/* roulang page: index */
:root {
            --color-primary: #1E2B3C;
            --color-primary-light: #2A3D54;
            --color-accent: #D4A843;
            --color-accent-hover: #B8922E;
            --color-accent-light: #F0E6CC;
            --color-bg: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-border: #EAECF0;
            --color-text: #1E2B3C;
            --color-text-secondary: #5A6675;
            --color-text-light: #8895A3;
            --color-text-white: #F5F7FA;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-mono: 'Courier New', 'Roboto Mono', 'SF Mono', monospace;
            --section-gap: 5rem;
            --section-gap-mobile: 2.5rem;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--color-primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-md);
            border-bottom: 2px solid rgba(212, 168, 67, 0.3);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.6rem 1.5rem;
            max-width: 1200px;
            margin: 0 auto;
            min-height: 56px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
            letter-spacing: 1px;
        }

        .logo-text {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--color-accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.15rem;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li {
            margin: 0;
        }

        .nav-links a {
            display: block;
            padding: 0.45rem 0.75rem;
            color: #c5cdd6;
            font-size: 0.9rem;
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: 0.3px;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: #fff;
            background: rgba(212, 168, 67, 0.15);
        }

        .nav-links a.active {
            color: var(--color-accent);
            font-weight: 600;
            background: rgba(212, 168, 67, 0.2);
        }

        /* Activity Chips */
        .activity-chips {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
            margin-left: 0.5rem;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.7rem;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            white-space: nowrap;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.2px;
        }

        .chip-preheat {
            background: #e8eaef;
            color: #5A6675;
            border: 1px solid #d5d8de;
        }
        .chip-preheat .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #9aa3af;
            flex-shrink: 0;
        }

        .chip-live {
            background: var(--color-accent);
            color: #1E2B3C;
            font-weight: 600;
            animation: chipPulse 2s infinite;
            border: 1px solid var(--color-accent);
        }
        .chip-live .chip-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #1E2B3C;
            flex-shrink: 0;
            animation: dotPulse 1.2s infinite;
        }

        @keyframes chipPulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(212, 168, 67, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(212, 168, 67, 0);
            }
        }
        @keyframes dotPulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        .chip-replay {
            background: transparent;
            color: #bcc5cf;
            border: 1.5px solid #3d5068;
        }
        .chip-replay:hover {
            background: rgba(212, 168, 67, 0.1);
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .chip-replay .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #5A6675;
            flex-shrink: 0;
        }

        /* Mobile nav toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 0.4rem;
            line-height: 1;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 56px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-primary);
            z-index: 999;
            flex-direction: column;
            padding: 1rem;
            overflow-y: auto;
            gap: 0.3rem;
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 0.7rem 1rem;
            color: #c5cdd6;
            font-size: 1rem;
            border-radius: var(--radius-sm);
            text-decoration: none;
            font-weight: 500;
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: rgba(212, 168, 67, 0.2);
            color: var(--color-accent);
        }
        .mobile-chips {
            display: flex;
            gap: 0.5rem;
            padding: 0.5rem 1rem;
            overflow-x: auto;
            flex-wrap: nowrap;
            -webkit-overflow-scrolling: touch;
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 70vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            overflow: hidden;
            text-align: center;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(30, 43, 60, 0.82) 0%, rgba(30, 43, 60, 0.9) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            padding: 2rem 1.5rem;
            color: #fff;
        }
        .hero-play-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #1E2B3C;
            font-size: 2.2rem;
            cursor: pointer;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-xl);
            margin-bottom: 1.5rem;
            border: none;
            animation: gentleBounce 3s infinite;
        }
        .hero-play-btn:hover {
            transform: scale(1.08);
            background: #e0b850;
            box-shadow: 0 0 40px rgba(212, 168, 67, 0.5);
        }
        @keyframes gentleBounce {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-8px);
            }
        }
        .hero-title {
            font-size: 2.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            letter-spacing: 1px;
            line-height: 1.3;
        }
        .hero-title .accent {
            color: var(--color-accent);
        }
        .hero-subtitle {
            font-size: 1.1rem;
            color: #d5dce4;
            margin-bottom: 2rem;
            line-height: 1.7;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-cta-group {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
        }
        .btn {
            display: inline-block;
            padding: 0.75rem 1.8rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.4px;
            border: 2px solid transparent;
            text-align: center;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #1E2B3C;
            border-color: var(--color-accent);
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            color: #1E2B3C;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.6);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 0.5rem 1.2rem;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }
        .btn-lg {
            padding: 0.9rem 2.2rem;
            font-size: 1.1rem;
            border-radius: var(--radius-md);
        }
        .hero-scroll-indicator {
            position: absolute;
            bottom: 2rem;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.8rem;
            animation: scrollBounce 2s infinite;
            cursor: pointer;
        }
        @keyframes scrollBounce {
            0%,
            100% {
                transform: translateX(-50%) translateY(0);
            }
            50% {
                transform: translateX(-50%) translateY(10px);
            }
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-dark {
            background: var(--color-primary);
            color: #fff;
        }
        .section-light {
            background: var(--color-bg-white);
        }
        .section-accent-light {
            background: #fdfaf3;
            border-top: 1px solid var(--color-accent-light);
            border-bottom: 1px solid var(--color-accent-light);
        }
        .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            line-height: 1.35;
        }
        .section-dark .section-title {
            color: #fff;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            margin-bottom: 2.5rem;
            line-height: 1.6;
            max-width: 650px;
        }
        .section-dark .section-subtitle {
            color: #bcc5cf;
        }
        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }
        .section-header .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== CARDS ========== */
        .card {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 1.8rem;
            transition: all var(--transition-normal);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #d5d8de;
        }
        .card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--color-accent);
            margin-bottom: 1rem;
            flex-shrink: 0;
        }
        .card-title {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--color-primary);
        }
        .card-desc {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            flex-grow: 1;
        }
        .card-stat {
            font-family: var(--font-mono);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
        }
        .card-stat-label {
            font-size: 0.85rem;
            color: var(--color-text-light);
            margin-top: 0.3rem;
        }

        /* ========== NEWS LIST ========== */
        .news-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .news-list li {
            border-left: 3px solid var(--color-accent);
            padding: 0.8rem 1.2rem;
            margin-bottom: 1rem;
            background: #fff;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            transition: all var(--transition-fast);
            position: relative;
        }
        .news-list li:hover {
            border-left-width: 6px;
            box-shadow: var(--shadow-sm);
            transform: translateX(2px);
        }
        .news-date {
            font-size: 0.78rem;
            color: var(--color-text-light);
            margin-bottom: 0.25rem;
            font-family: var(--font-mono);
        }
        .news-title {
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-primary);
            margin-bottom: 0.3rem;
            line-height: 1.4;
        }
        .news-summary {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.5;
            margin-bottom: 0.5rem;
        }
        .news-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .news-link:hover {
            color: var(--color-accent-hover);
            text-decoration: underline;
        }

        /* ========== TESTIMONIAL BUBBLES ========== */
        .testimonial-bubble {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            position: relative;
            transition: all var(--transition-normal);
            height: 100%;
        }
        .testimonial-bubble:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .testimonial-bubble::after {
            content: '';
            position: absolute;
            bottom: -12px;
            left: 30px;
            width: 0;
            height: 0;
            border-left: 12px solid transparent;
            border-right: 12px solid transparent;
            border-top: 14px solid #fff;
        }
        .testimonial-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .testimonial-author {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-primary);
        }
        .testimonial-role {
            font-size: 0.78rem;
            color: var(--color-text-light);
        }
        .testimonial-text {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            font-style: italic;
        }

        /* ========== COUNTDOWN BAR ========== */
        .countdown-bar {
            background: linear-gradient(135deg, #1E2B3C 0%, #2A3D54 100%);
            border-radius: var(--radius-md);
            padding: 1.8rem 2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1.5rem;
            color: #fff;
        }
        .countdown-timer {
            font-family: var(--font-mono);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 2px;
        }
        .countdown-label {
            font-size: 0.9rem;
            color: #c5cdd6;
        }

        /* ========== FAQ ACCORDION ========== */
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            margin-bottom: 0.6rem;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }
        .faq-question {
            padding: 1rem 1.5rem;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: var(--color-primary);
            font-size: 0.95rem;
            user-select: none;
            transition: background var(--transition-fast);
            gap: 1rem;
        }
        .faq-question:hover {
            background: #fdfaf3;
        }
        .faq-arrow {
            transition: transform var(--transition-fast);
            font-size: 0.8rem;
            color: var(--color-accent);
            flex-shrink: 0;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            background: #fafbfc;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            padding: 0 1.5rem;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 1rem 1.5rem;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, #1E2B3C 0%, #1a3248 100%);
            text-align: center;
            padding: 4rem 1.5rem;
            border-radius: var(--radius-lg);
            margin: 0 1rem;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(212, 168, 67, 0.08);
            pointer-events: none;
        }
        .cta-input-group {
            display: flex;
            gap: 0.5rem;
            max-width: 480px;
            margin: 1.5rem auto 0;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-input {
            flex: 1;
            min-width: 200px;
            padding: 0.75rem 1rem;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            font-size: 0.95rem;
            background: #fff;
            transition: all var(--transition-fast);
            border-bottom: 3px solid var(--color-accent);
            outline: none;
        }
        .cta-input:focus {
            border-bottom-color: #e0b850;
            box-shadow: 0 4px 12px rgba(212, 168, 67, 0.2);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: #bcc5cf;
            padding: 3rem 1.5rem 1.5rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto 2rem;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 1rem;
            letter-spacing: 0.3px;
        }
        .footer-col p,
        .footer-col a {
            font-size: 0.85rem;
            color: #bcc5cf;
            line-height: 1.7;
            display: block;
            margin-bottom: 0.3rem;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.8rem;
            color: #8895A3;
            max-width: 1200px;
            margin: 0 auto;
            line-height: 1.8;
        }
        .footer-bottom a {
            color: #bcc5cf;
            text-decoration: none;
            margin: 0 0.4rem;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        .footer-subscribe {
            display: flex;
            gap: 0.4rem;
            flex-wrap: wrap;
        }
        .footer-subscribe input {
            flex: 1;
            min-width: 140px;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.85rem;
            outline: none;
            transition: border-color var(--transition-fast);
        }
        .footer-subscribe input:focus {
            border-color: var(--color-accent);
        }
        .footer-subscribe .btn-sm {
            flex-shrink: 0;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-title {
                font-size: 2rem;
            }
            .section {
                padding: 3.5rem 0;
            }
            .nav-links a {
                padding: 0.4rem 0.5rem;
                font-size: 0.82rem;
            }
            .activity-chips {
                margin-left: 0;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .activity-chips {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-play-btn {
                width: 60px;
                height: 60px;
                font-size: 1.6rem;
            }
            .section {
                padding: 2.5rem 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .countdown-bar {
                flex-direction: column;
                text-align: center;
            }
            .countdown-timer {
                font-size: 1.6rem;
            }
            .cta-section {
                margin: 0 0.5rem;
                padding: 2.5rem 1rem;
                border-radius: var(--radius-md);
            }
            .card {
                padding: 1.2rem;
            }
            .hero-section {
                min-height: 60vh;
            }
            .mobile-chips {
                display: flex;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.35rem;
            }
            .hero-subtitle {
                font-size: 0.85rem;
            }
            .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }
            .hero-cta-group .btn {
                width: 100%;
            }
            .btn {
                padding: 0.65rem 1.2rem;
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .news-list li {
                padding: 0.6rem 0.8rem;
            }
            .container-wide,
            .container-narrow {
                padding: 0 0.8rem;
            }
            .card-stat {
                font-size: 1.6rem;
            }
        }

        /* ========== ADDITIONAL UTILITY ========== */
        .text-center {
            text-align: center;
        }
        .text-accent {
            color: var(--color-accent);
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .mb-3 {
            margin-bottom: 3rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .gap-2 {
            gap: 2rem;
        }
        .divider {
            height: 1px;
            background: var(--color-border);
            margin: 2rem 0;
            border: none;
        }
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            justify-content: center;
        }
        .stat-block {
            text-align: center;
            flex: 1;
            min-width: 120px;
        }
        .stat-number {
            font-family: var(--font-mono);
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
        }
        .stat-desc {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-top: 0.4rem;
        }
        .section-dark .stat-desc {
            color: #bcc5cf;
        }

        /* Grid helper */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }
        @media (max-width: 768px) {
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .grid-2 {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 1024px) and (min-width: 769px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1E2B3C;
            --color-primary-light: #2A3D54;
            --color-accent: #D4A843;
            --color-accent-hover: #B8922E;
            --color-accent-light: #F0E6CC;
            --color-bg: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-border: #EAECF0;
            --color-text: #1E2B3C;
            --color-text-secondary: #5A6675;
            --color-text-light: #8895A3;
            --color-text-white: #F5F7FA;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-mono: 'Courier New', 'Roboto Mono', 'SF Mono', monospace;
            --section-gap: 5rem;
            --section-gap-mobile: 2.5rem;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--color-primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-md);
            border-bottom: 2px solid rgba(212, 168, 67, 0.3);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.6rem 1.5rem;
            max-width: 1200px;
            margin: 0 auto;
            min-height: 56px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
            letter-spacing: 1px;
        }

        .logo-text {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--color-accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.15rem;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li {
            margin: 0;
        }

        .nav-links a {
            display: block;
            padding: 0.45rem 0.75rem;
            color: #c5cdd6;
            font-size: 0.9rem;
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: 0.3px;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: #fff;
            background: rgba(212, 168, 67, 0.15);
        }

        .nav-links a.active {
            color: var(--color-accent);
            font-weight: 600;
            background: rgba(212, 168, 67, 0.2);
        }

        /* Activity Chips */
        .activity-chips {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
            margin-left: 0.5rem;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.7rem;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            white-space: nowrap;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.2px;
        }

        .chip-preheat {
            background: #e8eaef;
            color: #5A6675;
            border: 1px solid #d5d8de;
        }

        .chip-preheat .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #9aa3af;
            flex-shrink: 0;
        }

        .chip-live {
            background: var(--color-accent);
            color: #1E2B3C;
            font-weight: 600;
            animation: chipPulse 2s infinite;
            border: 1px solid var(--color-accent);
        }

        .chip-live .chip-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #1E2B3C;
            flex-shrink: 0;
            animation: dotPulse 1.2s infinite;
        }

        .chip-replay {
            background: transparent;
            color: #c5cdd6;
            border: 1px solid #5A6675;
        }

        .chip-replay .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #8895A3;
            flex-shrink: 0;
        }

        @keyframes chipPulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(212, 168, 67, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(212, 168, 67, 0);
            }
        }

        @keyframes dotPulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        /* Hamburger */
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0.5rem;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }

        .hamburger-btn span {
            display: block;
            width: 26px;
            height: 3px;
            background: #fff;
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-section {
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border);
            padding: 0.75rem 0;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: var(--color-text-light);
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb-nav a:hover {
            color: var(--color-accent);
        }

        .breadcrumb-nav .separator {
            color: #c5cdd6;
            font-size: 0.7rem;
        }

        .breadcrumb-nav .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== PAGE HERO ========== */
        .page-hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 320px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 43, 60, 0.88) 0%, rgba(30, 43, 60, 0.75) 100%);
            z-index: 1;
        }

        .page-hero-content {
            position: relative;
            z-index: 2;
            padding: 3rem 0;
            width: 100%;
        }

        .page-hero h1 {
            color: #fff;
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            letter-spacing: 0.5px;
        }

        .page-hero h1 span {
            color: var(--color-accent);
        }

        .page-hero .hero-subtitle {
            color: #c5cdd6;
            font-size: 1.05rem;
            max-width: 650px;
            line-height: 1.7;
        }

        .page-hero .hero-stats-row {
            display: flex;
            gap: 2rem;
            margin-top: 1.5rem;
            flex-wrap: wrap;
        }

        .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            color: #fff;
            font-size: 0.95rem;
        }

        .hero-stat-item .stat-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(212, 168, 67, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .hero-stat-item strong {
            font-family: var(--font-mono);
            color: var(--color-accent);
            font-size: 1.3rem;
            font-weight: 700;
        }

        /* ========== FILTER SECTION ========== */
        .filter-section {
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border);
            padding: 1.5rem 0;
            position: sticky;
            top: 56px;
            z-index: 900;
            box-shadow: var(--shadow-sm);
        }

        .filter-row {
            display: flex;
            align-items: flex-end;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .filter-group {
            display: flex;
            flex-direction: column;
            gap: 0.35rem;
            flex: 1;
            min-width: 150px;
        }

        .filter-group label {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-text-secondary);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .filter-group select,
        .filter-group input {
            padding: 0.6rem 0.9rem;
            border: 1.5px solid var(--color-border);
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            color: var(--color-text);
            background: var(--color-bg);
            transition: all var(--transition-fast);
            outline: none;
            min-height: 42px;
        }

        .filter-group select:focus,
        .filter-group input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.1);
            background: #fff;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.4rem;
            padding: 0.65rem 1.4rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
            text-decoration: none;
            white-space: nowrap;
            min-height: 42px;
            letter-spacing: 0.3px;
        }

        .btn-primary {
            background: var(--color-accent);
            color: #1E2B3C;
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #1E2B3C;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-primary);
        }

        .btn-outline:hover {
            background: rgba(30, 43, 60, 0.05);
            border-color: var(--color-accent);
            color: var(--color-accent-hover);
        }

        .btn-sm {
            padding: 0.45rem 0.9rem;
            font-size: 0.8rem;
            min-height: 34px;
        }

        .btn-reset {
            background: transparent;
            color: var(--color-text-light);
            border: 1px solid var(--color-border);
        }

        .btn-reset:hover {
            background: #f0f0f0;
            color: var(--color-text);
        }

        /* ========== LOTTERY TABLE SECTION ========== */
        .lottery-table-section {
            padding: var(--section-gap) 0;
            background: var(--color-bg);
        }

        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 1.5rem;
        }

        .section-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            position: relative;
            padding-left: 1rem;
            margin: 0;
        }

        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0.15rem;
            bottom: 0.15rem;
            width: 4px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-size: 0.8rem;
            color: var(--color-accent);
            font-weight: 600;
            background: var(--color-accent-light);
            padding: 0.3rem 0.7rem;
            border-radius: 20px;
        }

        .table-responsive {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            background: #fff;
            border: 1px solid var(--color-border);
        }

        .lottery-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 900px;
            font-size: 0.9rem;
        }

        .lottery-table thead th {
            background: var(--color-primary);
            color: #fff;
            padding: 0.85rem 0.9rem;
            font-weight: 600;
            font-size: 0.82rem;
            text-align: center;
            white-space: nowrap;
            letter-spacing: 0.3px;
            border: none;
        }

        .lottery-table tbody td {
            padding: 0.8rem 0.9rem;
            text-align: center;
            border-bottom: 1px solid var(--color-border);
            vertical-align: middle;
            color: var(--color-text);
        }

        .lottery-table tbody tr {
            transition: all var(--transition-fast);
        }

        .lottery-table tbody tr:hover {
            background: #fafbfc;
            box-shadow: inset 3px 0 0 var(--color-accent);
        }

        .lottery-table tbody tr:last-child td {
            border-bottom: none;
        }

        .ball-group {
            display: inline-flex;
            gap: 0.35rem;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
        }

        .ball {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.85rem;
            font-family: var(--font-mono);
            color: #fff;
            flex-shrink: 0;
        }

        .ball-red {
            background: #D94A4A;
            box-shadow: 0 2px 6px rgba(217, 74, 74, 0.35);
        }

        .ball-blue {
            background: #3B7DD8;
            box-shadow: 0 2px 6px rgba(59, 125, 216, 0.35);
        }

        .ball-gold {
            background: #D4A843;
            box-shadow: 0 2px 6px rgba(212, 168, 67, 0.4);
            color: #1E2B3C;
        }

        .prize-amount {
            font-family: var(--font-mono);
            font-weight: 700;
            color: var(--color-accent);
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .lottery-name-tag {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            padding: 0.25rem 0.6rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.8rem;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .issue-number {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--color-text-secondary);
            font-size: 0.85rem;
        }

        .win-count {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--color-text);
        }

        /* ========== PAGINATION ========== */
        .pagination-section {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.3rem;
            flex-wrap: wrap;
            padding: 1.5rem 0;
        }

        .pagination-section .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 38px;
            height: 38px;
            padding: 0 0.5rem;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            background: #fff;
            color: var(--color-text);
            font-weight: 500;
            font-size: 0.85rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .pagination-section .page-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: var(--color-accent-light);
        }

        .pagination-section .page-btn.active {
            background: var(--color-accent);
            color: #1E2B3C;
            border-color: var(--color-accent);
            font-weight: 700;
            pointer-events: none;
        }

        .pagination-section .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
            cursor: default;
        }

        /* ========== PRIZE POOL CARDS ========== */
        .prize-pool-section {
            padding: var(--section-gap) 0;
            background: var(--color-primary);
        }

        .prize-pool-section .section-title {
            color: #fff;
        }

        .prize-pool-section .section-title::before {
            background: var(--color-accent);
        }

        .prize-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 1.5rem;
        }

        .prize-card {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .prize-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-normal);
        }

        .prize-card:hover {
            border-color: rgba(212, 168, 67, 0.4);
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }

        .prize-card:hover::before {
            transform: scaleX(1);
        }

        .prize-card .card-lottery-name {
            color: var(--color-accent);
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 0.5rem;
            letter-spacing: 0.3px;
        }

        .prize-card .card-pool-amount {
            font-family: var(--font-mono);
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.3rem;
        }

        .prize-card .card-pool-label {
            font-size: 0.8rem;
            color: #8895A3;
            margin-bottom: 0.6rem;
        }

        .prize-card .card-detail-row {
            display: flex;
            justify-content: space-between;
            font-size: 0.82rem;
            color: #c5cdd6;
            padding: 0.3rem 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .prize-card .card-detail-row span:last-child {
            font-family: var(--font-mono);
            color: #fff;
            font-weight: 600;
        }

        /* ========== WIN STATS SECTION ========== */
        .win-stats-section {
            padding: var(--section-gap) 0;
            background: var(--color-bg-white);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
        }

        .stat-card {
            text-align: center;
            padding: 2rem 1.5rem;
            background: var(--color-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            transition: all var(--transition-normal);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
            transform: translateY(-2px);
        }

        .stat-card .stat-number {
            font-family: var(--font-mono);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-accent);
            margin-bottom: 0.3rem;
            letter-spacing: 1px;
        }

        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        .stat-card .stat-sub {
            font-size: 0.78rem;
            color: var(--color-text-light);
            margin-top: 0.3rem;
        }

        /* ========== HOT LOTTERY CARDS ========== */
        .hot-lottery-section {
            padding: var(--section-gap) 0;
            background: var(--color-bg);
        }

        .hot-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
        }

        .hot-lottery-card {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }

        .hot-lottery-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }

        .hot-card-header {
            background: var(--color-primary);
            padding: 1rem 1.25rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.5rem;
        }

        .hot-card-header .hot-name {
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.3px;
        }

        .hot-card-header .hot-issue {
            font-family: var(--font-mono);
            color: var(--color-accent);
            font-size: 0.8rem;
            font-weight: 600;
        }

        .hot-card-body {
            padding: 1.25rem;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }

        .hot-card-body .ball-row {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
        }

        .hot-card-info {
            display: flex;
            justify-content: space-between;
            font-size: 0.82rem;
            color: var(--color-text-secondary);
            padding-top: 0.6rem;
            border-top: 1px solid var(--color-border);
        }

        .hot-card-info span:last-child {
            font-weight: 600;
            color: var(--color-text);
            font-family: var(--font-mono);
        }

        /* ========== DATA SERVICE SECTION ========== */
        .data-service-section {
            padding: var(--section-gap) 0;
            background: var(--color-bg-white);
        }

        .service-content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .service-text h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 1rem;
        }

        .service-text p {
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 0.8rem;
            font-size: 0.95rem;
        }

        .service-feature-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .service-feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.6rem;
            font-size: 0.9rem;
            color: var(--color-text);
            padding: 0.5rem 0;
            border-bottom: 1px solid var(--color-border);
        }

        .service-feature-list li i {
            color: var(--color-accent);
            font-size: 1rem;
            margin-top: 0.15rem;
            flex-shrink: 0;
        }

        .service-image-wrap {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .service-image-wrap img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            padding: var(--section-gap) 0;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            text-align: center;
        }

        .cta-section h3 {
            color: #fff;
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }

        .cta-section p {
            color: #c5cdd6;
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto 1.5rem;
            line-height: 1.7;
        }

        .cta-form {
            display: flex;
            gap: 0.5rem;
            max-width: 500px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 0.7rem 1rem;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            font-size: 0.9rem;
            outline: none;
            background: #fff;
            color: var(--color-text);
            transition: all var(--transition-fast);
            border-bottom: 3px solid var(--color-accent);
        }

        .cta-form input:focus {
            border-bottom-color: var(--color-accent-hover);
            box-shadow: 0 0 0 4px rgba(212, 168, 67, 0.15);
        }

        /* ========== FAQ SECTION ========== */
        .faq-section {
            padding: var(--section-gap) 0;
            background: var(--color-bg);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: #d5d8de;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 1.25rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-primary);
            background: #fff;
            border: none;
            width: 100%;
            text-align: left;
            gap: 1rem;
            transition: all var(--transition-fast);
        }

        .faq-question:hover {
            background: #fafbfc;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 0.7rem;
            transition: all var(--transition-fast);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            background: #fafbfc;
            padding: 0 1.25rem;
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
            border-top: 1px solid transparent;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 1rem 1.25rem;
            border-top-color: var(--color-border);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-accent);
            color: #1E2B3C;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: #c5cdd6;
            padding: 3rem 1.5rem 1.5rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
            padding-bottom: 2rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: 0.3px;
        }

        .footer-col p {
            font-size: 0.85rem;
            line-height: 1.6;
            margin: 0;
        }

        .footer-col a {
            display: block;
            color: #c5cdd6;
            font-size: 0.85rem;
            padding: 0.25rem 0;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .footer-col a:hover {
            color: var(--color-accent);
        }

        .footer-subscribe {
            display: flex;
            gap: 0.4rem;
            flex-wrap: wrap;
        }

        .footer-subscribe input {
            flex: 1;
            min-width: 150px;
            padding: 0.5rem 0.7rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.85rem;
            outline: none;
            transition: all var(--transition-fast);
        }

        .footer-subscribe input:focus {
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.12);
        }

        .footer-subscribe input::placeholder {
            color: #8895A3;
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 1.5rem auto 0;
            text-align: center;
            font-size: 0.78rem;
            color: #8895A3;
            line-height: 1.8;
        }

        .footer-bottom a {
            color: #8895A3;
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .service-content-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .page-hero {
                min-height: 260px;
            }
            .page-hero h1 {
                font-size: 1.7rem;
            }
            .lottery-table {
                min-width: 750px;
                font-size: 0.8rem;
            }
            .ball {
                width: 28px;
                height: 28px;
                font-size: 0.75rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--color-primary);
                padding: 0.5rem 1rem;
                gap: 0;
                box-shadow: var(--shadow-lg);
                border-top: 1px solid rgba(255, 255, 255, 0.1);
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 0.7rem 0.5rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                border-radius: 0;
            }
            .hamburger-btn {
                display: flex;
            }
            .activity-chips {
                margin-left: 0;
                order: 3;
                width: 100%;
                overflow-x: auto;
                padding: 0.4rem 0;
                justify-content: flex-start;
                -webkit-overflow-scrolling: touch;
            }
            .header-inner {
                flex-wrap: wrap;
                gap: 0.3rem;
            }
            .page-hero {
                min-height: 220px;
            }
            .page-hero h1 {
                font-size: 1.4rem;
            }
            .page-hero .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-stats-row {
                gap: 1rem;
            }
            .filter-row {
                flex-direction: column;
                gap: 0.7rem;
            }
            .filter-group {
                min-width: 100%;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .lottery-table {
                min-width: 600px;
                font-size: 0.75rem;
            }
            .lottery-table thead th,
            .lottery-table tbody td {
                padding: 0.5rem 0.6rem;
            }
            .ball {
                width: 24px;
                height: 24px;
                font-size: 0.7rem;
            }
            .prize-cards-grid {
                grid-template-columns: 1fr;
            }
            .hot-cards-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: 100%;
            }
            :root {
                --section-gap: 3rem;
            }
            .pagination-section .page-btn {
                min-width: 32px;
                height: 32px;
                font-size: 0.78rem;
            }
            .filter-section {
                top: 48px;
            }
        }

        @media (max-width: 520px) {
            .page-hero {
                min-height: 180px;
            }
            .page-hero h1 {
                font-size: 1.2rem;
            }
            .hero-stats-row {
                flex-direction: column;
                gap: 0.5rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 1.1rem;
            }
            .lottery-table {
                min-width: 480px;
                font-size: 0.7rem;
            }
            .ball {
                width: 22px;
                height: 22px;
                font-size: 0.65rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .btn {
                font-size: 0.8rem;
                padding: 0.5rem 1rem;
                min-height: 36px;
            }
            :root {
                --section-gap: 2.5rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1E2B3C;
            --color-primary-light: #2A3D54;
            --color-accent: #D4A843;
            --color-accent-hover: #B8922E;
            --color-accent-light: #F0E6CC;
            --color-bg: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-border: #EAECF0;
            --color-text: #1E2B3C;
            --color-text-secondary: #5A6675;
            --color-text-light: #8895A3;
            --color-text-white: #F5F7FA;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-mono: 'Courier New', 'Roboto Mono', 'SF Mono', monospace;
            --section-gap: 5rem;
            --section-gap-mobile: 2.5rem;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--color-primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-md);
            border-bottom: 2px solid rgba(212, 168, 67, 0.3);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.6rem 1.5rem;
            max-width: 1200px;
            margin: 0 auto;
            min-height: 56px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
            letter-spacing: 1px;
        }

        .logo-text {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--color-accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.15rem;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li {
            margin: 0;
        }

        .nav-links a {
            display: block;
            padding: 0.45rem 0.75rem;
            color: #c5cdd6;
            font-size: 0.9rem;
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: 0.3px;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: #fff;
            background: rgba(212, 168, 67, 0.15);
        }

        .nav-links a.active {
            color: var(--color-accent);
            font-weight: 600;
            background: rgba(212, 168, 67, 0.2);
        }

        /* Activity Chips */
        .activity-chips {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
            margin-left: 0.5rem;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.7rem;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            white-space: nowrap;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.2px;
        }

        .chip-preheat {
            background: #e8eaef;
            color: #5A6675;
            border: 1px solid #d5d8de;
        }

        .chip-preheat .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #9aa3af;
            flex-shrink: 0;
        }

        .chip-live {
            background: var(--color-accent);
            color: #1E2B3C;
            font-weight: 600;
            animation: chipPulse 2s infinite;
            border: 1px solid var(--color-accent);
        }

        .chip-live .chip-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #1E2B3C;
            flex-shrink: 0;
            animation: dotPulse 1.2s infinite;
        }

        .chip-replay {
            background: transparent;
            color: #c5cdd6;
            border: 1px solid #5A6675;
        }

        .chip-replay .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #8895A3;
            flex-shrink: 0;
        }

        .chip-replay:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(212, 168, 67, 0.08);
        }

        @keyframes chipPulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(212, 168, 67, 0.5);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(212, 168, 67, 0);
            }
        }

        @keyframes dotPulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        /* Hamburger */
        .hamburger {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0.5rem;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }

        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #fff;
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border);
            padding: 0.7rem 0;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.4rem;
            list-style: none;
            margin: 0;
            padding: 0;
            font-size: 0.875rem;
        }

        .breadcrumb-list li {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            color: var(--color-text-light);
        }

        .breadcrumb-list a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb-list a:hover {
            color: var(--color-accent);
        }

        .breadcrumb-list .separator {
            color: var(--color-border);
            font-size: 0.7rem;
        }

        .breadcrumb-list .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 60%, rgba(30, 43, 60, 0.85) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            background-blend-mode: overlay;
            padding: 3.5rem 0;
            position: relative;
            color: #fff;
            text-align: center;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--color-accent);
            opacity: 0.7;
        }

        .page-banner h1 {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: #fff;
            letter-spacing: 0.5px;
            position: relative;
            z-index: 1;
        }

        .page-banner .banner-subtitle {
            font-size: 1.05rem;
            color: #c5cdd6;
            max-width: 650px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
            line-height: 1.6;
        }

        .page-banner .banner-accent {
            color: var(--color-accent);
            font-weight: 600;
        }

        /* ========== SECTION BASE ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-title {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            letter-spacing: 0.3px;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            display: block;
            width: 48px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin-top: 0.5rem;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            margin-bottom: 2.5rem;
            line-height: 1.6;
        }

        .section-header {
            margin-bottom: 2.5rem;
        }

        /* ========== TAG FILTER BAR ========== */
        .tag-filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
            align-items: center;
            padding: 1rem 0;
            justify-content: center;
        }

        .tag-filter-btn {
            display: inline-block;
            padding: 0.5rem 1.1rem;
            border-radius: 24px;
            font-size: 0.875rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1px solid var(--color-border);
            background: var(--color-bg-white);
            color: var(--color-text-secondary);
            white-space: nowrap;
            letter-spacing: 0.2px;
        }

        .tag-filter-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent-hover);
            background: var(--color-accent-light);
        }

        .tag-filter-btn.active-tag {
            background: var(--color-accent);
            color: #1E2B3C;
            border-color: var(--color-accent);
            font-weight: 600;
        }

        /* ========== STRATEGY ARTICLE LIST ========== */
        .strategy-list {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .strategy-card {
            display: flex;
            flex-direction: row;
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-normal);
            position: relative;
            cursor: pointer;
        }

        .strategy-card::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10%;
            bottom: 10%;
            width: 3px;
            background: var(--color-accent);
            border-radius: 0 2px 2px 0;
            transition: width var(--transition-fast);
        }

        .strategy-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: #d5d8de;
        }

        .strategy-card:hover::before {
            width: 5px;
        }

        .strategy-card-body {
            flex: 1;
            padding: 1.5rem 1.8rem;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
            position: relative;
        }

        .strategy-card-date {
            font-size: 0.8rem;
            color: var(--color-text-light);
            font-family: var(--font-mono);
            letter-spacing: 0.3px;
        }

        .strategy-card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
            margin: 0;
            letter-spacing: 0.2px;
        }

        .strategy-card-title:hover {
            color: var(--color-accent-hover);
        }

        .strategy-card-summary {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0;
            flex: 1;
        }

        .strategy-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem;
            margin-top: 0.3rem;
        }

        .strategy-tag {
            display: inline-block;
            padding: 0.2rem 0.6rem;
            font-size: 0.75rem;
            border-radius: var(--radius-sm);
            background: var(--color-accent-light);
            color: #8B6914;
            font-weight: 500;
            letter-spacing: 0.2px;
            white-space: nowrap;
        }

        .strategy-card-image {
            flex: 0 0 240px;
            min-height: 180px;
            overflow: hidden;
            position: relative;
            background: #e8eaef;
        }

        .strategy-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }

        .strategy-card:hover .strategy-card-image img {
            transform: scale(1.04);
        }

        .strategy-card-readmore {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent-hover);
            transition: all var(--transition-fast);
            margin-top: 0.25rem;
        }

        .strategy-card-readmore:hover {
            color: var(--color-primary);
            gap: 0.55rem;
        }

        .strategy-card-readmore i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

        .strategy-card-readmore:hover i {
            transform: translateX(3px);
        }

        /* ========== TUTORIAL CARDS GRID ========== */
        .tutorial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .tutorial-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
            cursor: pointer;
        }

        .tutorial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #d5d8de;
        }

        .tutorial-card-img {
            width: 100%;
            height: 180px;
            overflow: hidden;
            background: #e8eaef;
            position: relative;
        }

        .tutorial-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }

        .tutorial-card:hover .tutorial-card-img img {
            transform: scale(1.05);
        }

        .tutorial-card-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            padding: 0.25rem 0.65rem;
            border-radius: 20px;
            font-size: 0.72rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #1E2B3C;
            letter-spacing: 0.3px;
            z-index: 2;
        }

        .tutorial-card-body {
            padding: 1.2rem 1.3rem;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .tutorial-card-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
            margin: 0;
            letter-spacing: 0.2px;
        }

        .tutorial-card-desc {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.5;
            margin: 0;
            flex: 1;
        }

        .tutorial-card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.78rem;
            color: var(--color-text-light);
            font-family: var(--font-mono);
            letter-spacing: 0.2px;
            padding-top: 0.4rem;
            border-top: 1px solid var(--color-border);
        }

        .tutorial-card-meta .difficulty {
            color: var(--color-accent-hover);
            font-weight: 600;
        }

        /* ========== DEEP CONTENT ========== */
        .deep-content {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            border: 1px solid var(--color-border);
            line-height: 1.85;
        }

        .deep-content h2 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 1.2rem;
            letter-spacing: 0.3px;
            border-left: 4px solid var(--color-accent);
            padding-left: 1rem;
        }

        .deep-content h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 1.5rem 0 0.8rem;
            letter-spacing: 0.2px;
        }

        .deep-content p {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            margin-bottom: 1rem;
            text-align: justify;
        }

        .deep-content .highlight-box {
            background: var(--color-accent-light);
            border-left: 3px solid var(--color-accent);
            border-radius: var(--radius-sm);
            padding: 1rem 1.3rem;
            margin: 1.5rem 0;
            font-size: 0.9rem;
            color: #5a3e0f;
            font-weight: 500;
            letter-spacing: 0.2px;
        }

        .deep-content ul {
            list-style: none;
            padding-left: 0;
        }

        .deep-content ul li {
            position: relative;
            padding-left: 1.5rem;
            margin-bottom: 0.6rem;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
        }

        .deep-content ul li::before {
            content: '▸';
            position: absolute;
            left: 0;
            top: 0;
            color: var(--color-accent);
            font-weight: 700;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            justify-content: center;
        }

        .stat-card {
            flex: 1 1 200px;
            max-width: 280px;
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            padding: 1.8rem 1.5rem;
            text-align: center;
            border: 1px solid var(--color-border);
            transition: all var(--transition-normal);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
            transform: translateY(-2px);
        }

        .stat-number {
            font-size: 2.5rem;
            font-weight: 700;
            font-family: var(--font-mono);
            color: var(--color-accent);
            letter-spacing: 1px;
            line-height: 1;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-top: 0.5rem;
            letter-spacing: 0.3px;
        }

        /* ========== FAQ ACCORDION ========== */
        .faq-accordion {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }

        .faq-item {
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: #d5d8de;
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 1.1rem 1.5rem;
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            text-align: left;
            letter-spacing: 0.2px;
            transition: all var(--transition-fast);
            gap: 1rem;
        }

        .faq-question:hover {
            color: var(--color-accent-hover);
        }

        .faq-arrow {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform var(--transition-fast);
            font-size: 0.7rem;
            color: #8B6914;
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            background: var(--color-accent);
            color: #1E2B3C;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            background: #fafbfc;
            border-top: 0px solid var(--color-border);
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            border-top-width: 1px;
        }

        .faq-answer-inner {
            padding: 0 1.5rem 1.3rem;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #162030 100%);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -30px;
            right: -30px;
            width: 120px;
            height: 120px;
            border-radius: 50%;
            background: rgba(212, 168, 67, 0.1);
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.8rem;
            letter-spacing: 0.4px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 0.95rem;
            color: #c5cdd6;
            margin-bottom: 1.5rem;
            position: relative;
            z-index: 1;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-form {
            display: flex;
            gap: 0.5rem;
            max-width: 480px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
        }

        .cta-form input {
            flex: 1;
            padding: 0.75rem 1rem;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            font-size: 0.9rem;
            background: #fff;
            color: var(--color-text);
            transition: all var(--transition-fast);
            outline: none;
            box-shadow: inset 0 1px 0 0 var(--color-accent);
        }

        .cta-form input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.2), inset 0 2px 0 0 var(--color-accent);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 2px solid transparent;
            letter-spacing: 0.3px;
            white-space: nowrap;
            text-decoration: none;
            min-height: 44px;
        }

        .btn-primary {
            background: var(--color-accent);
            color: #1E2B3C;
            border-color: var(--color-accent);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            color: #1E2B3C;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border-color: #fff;
        }

        .btn-outline:hover {
            background: #fff;
            color: var(--color-primary);
            border-color: #fff;
        }

        .btn-sm {
            padding: 0.45rem 1rem;
            font-size: 0.8rem;
            min-height: 36px;
        }

        .btn-lg {
            padding: 0.85rem 2rem;
            font-size: 1rem;
            min-height: 48px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: #c5cdd6;
            padding: 3rem 0 1.5rem;
            margin-top: var(--section-gap);
            border-top: 3px solid rgba(212, 168, 67, 0.4);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: 0.3px;
            position: relative;
            padding-bottom: 0.6rem;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }

        .footer-col p {
            font-size: 0.85rem;
            line-height: 1.6;
            margin-bottom: 0.5rem;
        }

        .footer-col a {
            display: block;
            color: #c5cdd6;
            font-size: 0.85rem;
            padding: 0.25rem 0;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .footer-col a:hover {
            color: var(--color-accent);
        }

        .footer-subscribe {
            display: flex;
            gap: 0.4rem;
            flex-wrap: wrap;
        }

        .footer-subscribe input {
            flex: 1;
            min-width: 140px;
            padding: 0.45rem 0.7rem;
            border-radius: var(--radius-sm);
            border: 1px solid #5A6675;
            background: #2A3D54;
            color: #fff;
            font-size: 0.8rem;
            outline: none;
            transition: border-color var(--transition-fast);
        }

        .footer-subscribe input:focus {
            border-color: var(--color-accent);
        }

        .footer-subscribe input::placeholder {
            color: #8895A3;
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 2rem auto 0;
            padding: 1.5rem 1.5rem 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            font-size: 0.8rem;
            color: #8895A3;
            line-height: 1.8;
        }

        .footer-bottom a {
            color: #c5cdd6;
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .tutorial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .strategy-card-image {
                flex: 0 0 180px;
                min-height: 150px;
            }
            .strategy-card-body {
                padding: 1.2rem;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .section {
                padding: 3.5rem 0;
            }
            .deep-content {
                padding: 1.8rem;
            }
        }

        @media (max-width: 768px) {
            .strategy-card {
                flex-direction: column;
            }
            .strategy-card-image {
                flex: 0 0 auto;
                height: 200px;
                order: -1;
                min-height: auto;
            }
            .strategy-card::before {
                left: 0;
                top: 0;
                bottom: auto;
                width: 100%;
                height: 3px;
                border-radius: 0;
            }
            .strategy-card:hover::before {
                width: 100%;
                height: 4px;
            }
            .tutorial-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-section {
                padding: 2rem 1.5rem;
            }
            .page-banner {
                padding: 2.5rem 0;
            }
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .section {
                padding: 2.5rem 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .deep-content {
                padding: 1.5rem;
            }
            .deep-content h2 {
                font-size: 1.2rem;
            }
            .stats-row {
                gap: 1rem;
            }
            .stat-card {
                flex: 1 1 140px;
                padding: 1.2rem 1rem;
            }
            .stat-number {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 640px) {
            .hamburger {
                display: flex;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--color-primary);
                padding: 0.5rem 0;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                position: absolute;
                top: 56px;
                left: 0;
                right: 0;
                z-index: 999;
                box-shadow: var(--shadow-lg);
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 0.6rem 1.5rem;
                font-size: 0.9rem;
                border-radius: 0;
                width: 100%;
            }
            .activity-chips {
                margin-left: 0;
                overflow-x: auto;
                flex-wrap: nowrap;
                -webkit-overflow-scrolling: touch;
                padding: 0.3rem 0;
                max-width: 100%;
                gap: 0.4rem;
            }
            .activity-chips::-webkit-scrollbar {
                display: none;
            }
            .header-inner {
                flex-wrap: wrap;
                gap: 0.3rem;
            }
            .tutorial-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .strategy-card-image {
                height: 160px;
            }
            .strategy-card-body {
                padding: 1rem;
            }
            .strategy-card-title {
                font-size: 1rem;
            }
            .tag-filter-bar {
                gap: 0.4rem;
                justify-content: flex-start;
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                padding-bottom: 0.5rem;
            }
            .tag-filter-bar::-webkit-scrollbar {
                display: none;
            }
            .tag-filter-btn {
                font-size: 0.78rem;
                padding: 0.4rem 0.8rem;
                flex-shrink: 0;
            }
            .page-banner h1 {
                font-size: 1.35rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.9rem;
            }
            .section {
                padding: 2rem 0;
            }
            .deep-content {
                padding: 1.2rem;
                border-radius: var(--radius-md);
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
            .stats-row {
                flex-direction: column;
                align-items: stretch;
            }
            .stat-card {
                max-width: none;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 0.9rem 1.1rem;
            }
        }

        @media (max-width: 400px) {
            .strategy-card-image {
                height: 140px;
            }
            .tutorial-card-img {
                height: 150px;
            }
            .page-banner h1 {
                font-size: 1.2rem;
            }
            .logo-text {
                font-size: 1.15rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
            .btn {
                padding: 0.55rem 1.1rem;
                font-size: 0.82rem;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1E2B3C;
            --color-primary-light: #2A3D54;
            --color-accent: #D4A843;
            --color-accent-hover: #B8922E;
            --color-accent-light: #F0E6CC;
            --color-bg: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-border: #EAECF0;
            --color-text: #1E2B3C;
            --color-text-secondary: #5A6675;
            --color-text-light: #8895A3;
            --color-text-white: #F5F7FA;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-mono: 'Courier New', 'Roboto Mono', 'SF Mono', monospace;
            --section-gap: 5rem;
            --section-gap-mobile: 2.5rem;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--color-primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-md);
            border-bottom: 2px solid rgba(212, 168, 67, 0.3);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.6rem 1.5rem;
            max-width: 1200px;
            margin: 0 auto;
            min-height: 56px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
            letter-spacing: 1px;
        }

        .logo-text {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--color-accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.15rem;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li {
            margin: 0;
        }

        .nav-links a {
            display: block;
            padding: 0.45rem 0.75rem;
            color: #c5cdd6;
            font-size: 0.9rem;
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: 0.3px;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: #fff;
            background: rgba(212, 168, 67, 0.15);
        }

        .nav-links a.active {
            color: var(--color-accent);
            font-weight: 600;
            background: rgba(212, 168, 67, 0.2);
        }

        /* Activity Chips */
        .activity-chips {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
            margin-left: 0.5rem;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.7rem;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            white-space: nowrap;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.2px;
        }

        .chip-preheat {
            background: #e8eaef;
            color: #5A6675;
            border: 1px solid #d5d8de;
        }

        .chip-preheat .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #9aa3af;
            flex-shrink: 0;
        }

        .chip-live {
            background: var(--color-accent);
            color: #1E2B3C;
            font-weight: 600;
            animation: chipPulse 2s infinite;
            border: 1px solid var(--color-accent);
        }

        .chip-live .chip-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #1E2B3C;
            flex-shrink: 0;
            animation: dotPulse 1.2s infinite;
        }

        .chip-replay {
            background: transparent;
            color: #c5cdd6;
            border: 1px solid #5A6675;
        }

        .chip-replay .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #8895A3;
            flex-shrink: 0;
        }

        @keyframes chipPulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(212, 168, 67, 0.5);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(212, 168, 67, 0);
            }
        }

        @keyframes dotPulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        /* Hamburger */
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0.5rem;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }

        .hamburger-btn span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #fff;
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border);
            padding: 0.75rem 0;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            list-style: none;
            margin: 0;
            padding: 0;
            font-size: 0.875rem;
            flex-wrap: wrap;
        }

        .breadcrumb-list li {
            color: var(--color-text-light);
        }

        .breadcrumb-list a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb-list a:hover {
            color: var(--color-accent);
        }

        .breadcrumb-list .sep {
            color: #c5cdd6;
            margin: 0 0.2rem;
        }

        .breadcrumb-list .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== HERO ========== */
        .page-hero {
            position: relative;
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 380px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 43, 60, 0.88) 0%, rgba(30, 43, 60, 0.7) 60%, rgba(30, 43, 60, 0.55) 100%);
            z-index: 1;
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            padding: 3rem 0;
            color: #fff;
        }

        .page-hero .hero-badge {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            padding: 0.3rem 1rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 1rem;
        }

        .page-hero h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
            line-height: 1.3;
            letter-spacing: 0.5px;
        }

        .page-hero .hero-subtitle {
            font-size: 1.1rem;
            color: #d5dce5;
            max-width: 620px;
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .page-hero .hero-stats-row {
            display: flex;
            gap: 2.5rem;
            flex-wrap: wrap;
        }

        .page-hero .hero-stat {
            text-align: left;
        }

        .page-hero .hero-stat-val {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-accent);
            font-family: var(--font-mono);
            letter-spacing: 1px;
        }

        .page-hero .hero-stat-label {
            font-size: 0.85rem;
            color: #b0bcc8;
            margin-top: 0.2rem;
        }

        /* ========== BUTTONS ========== */
        .btn {
            display: inline-block;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
            text-align: center;
            letter-spacing: 0.3px;
            text-decoration: none;
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-accent);
            color: #1E2B3C;
            border: 2px solid var(--color-accent);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            color: #1E2B3C;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 0.45rem 1rem;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }

        .btn-lg {
            padding: 0.9rem 2.2rem;
            font-size: 1.05rem;
            border-radius: var(--radius-md);
        }

        /* ========== SECTION ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-sm {
            padding: 3rem 0;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            letter-spacing: 0.3px;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            margin-bottom: 2.5rem;
            max-width: 700px;
            line-height: 1.6;
        }

        .section-header {
            margin-bottom: 2.5rem;
        }

        .section-header.center {
            text-align: center;
        }

        .section-header.center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== CARDS ========== */
        .card {
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 1.5rem;
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #d5d8de;
        }

        .card-accent-left {
            border-left: 3px solid var(--color-accent);
        }

        .card-accent-left:hover {
            border-left-width: 5px;
        }

        .card-flat {
            box-shadow: none;
            border: 1px solid var(--color-border);
        }

        /* ========== TABs ========== */
        .tab-nav {
            display: flex;
            gap: 0.25rem;
            flex-wrap: wrap;
            border-bottom: 2px solid var(--color-border);
            margin-bottom: 2rem;
            padding-bottom: 0;
        }

        .tab-btn {
            padding: 0.6rem 1.3rem;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: var(--radius-sm) var(--radius-sm) 0 0;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
            position: relative;
            bottom: -2px;
        }

        .tab-btn.active {
            color: var(--color-primary);
            font-weight: 600;
            border-bottom: 3px solid var(--color-accent);
            background: transparent;
        }

        .tab-btn:hover {
            color: var(--color-primary);
            background: rgba(212, 168, 67, 0.06);
        }

        .tab-panel {
            display: none;
        }

        .tab-panel.active {
            display: block;
        }

        /* ========== CHART AREA ========== */
        .chart-container {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            padding: 1.5rem;
            position: relative;
            overflow: hidden;
        }

        .chart-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 1.5rem;
        }

        .chart-header h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-primary);
            margin: 0;
        }

        .chart-legend {
            display: flex;
            gap: 1.2rem;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }

        .chart-legend span {
            display: flex;
            align-items: center;
            gap: 0.35rem;
        }

        .legend-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            flex-shrink: 0;
        }

        .legend-dot.gold {
            background: var(--color-accent);
        }

        .legend-dot.blue {
            background: #4A7FB5;
        }

        .legend-dot.gray {
            background: #8895A3;
        }

        .chart-visual {
            position: relative;
            width: 100%;
            min-height: 300px;
            background: #fafbfc;
            border-radius: var(--radius-md);
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .chart-visual svg {
            width: 100%;
            height: auto;
            max-height: 320px;
        }

        .chart-placeholder-img {
            width: 100%;
            border-radius: var(--radius-md);
            object-fit: cover;
            max-height: 340px;
            opacity: 0.9;
        }

        /* ========== TABLE ========== */
        .data-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
        }

        .data-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
            min-width: 700px;
            background: var(--color-bg-white);
        }

        .data-table thead {
            background: var(--color-primary);
            color: #fff;
        }

        .data-table thead th {
            padding: 0.8rem 0.75rem;
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.3px;
            white-space: nowrap;
            text-align: center;
        }

        .data-table tbody td {
            padding: 0.7rem 0.75rem;
            text-align: center;
            border-bottom: 1px solid var(--color-border);
            font-family: var(--font-mono);
            font-size: 0.85rem;
            letter-spacing: 0.5px;
        }

        .data-table tbody tr {
            transition: background var(--transition-fast);
        }

        .data-table tbody tr:hover {
            background: #f8f9fb;
        }

        .data-table .hot-num {
            color: #c0392b;
            font-weight: 700;
            background: #fef5f5;
            border-radius: 50%;
            display: inline-block;
            width: 30px;
            height: 30px;
            line-height: 30px;
            text-align: center;
        }

        .data-table .cold-num {
            color: #5A6675;
            background: #f5f6f8;
            border-radius: 50%;
            display: inline-block;
            width: 30px;
            height: 30px;
            line-height: 30px;
            text-align: center;
        }

        .data-table .warm-num {
            color: #D4A843;
            font-weight: 600;
            background: #fefcf5;
            border-radius: 50%;
            display: inline-block;
            width: 30px;
            height: 30px;
            line-height: 30px;
            text-align: center;
        }

        /* ========== INSIGHT CARDS ========== */
        .insight-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 1.25rem;
        }

        .insight-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 1.5rem;
            text-align: center;
            transition: all var(--transition-normal);
        }

        .insight-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .insight-card .insight-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: 0.75rem;
        }

        .insight-card .insight-val {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-mono);
            letter-spacing: 1px;
        }

        .insight-card .insight-label {
            font-size: 0.85rem;
            color: var(--color-text-light);
            margin-top: 0.3rem;
        }

        .insight-card .insight-desc {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-top: 0.5rem;
            line-height: 1.5;
        }

        /* ========== FEATURE LIST ========== */
        .feature-list-block {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 1.5rem;
        }

        .feature-item {
            display: flex;
            gap: 1rem;
            align-items: flex-start;
            padding: 1.25rem;
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            transition: all var(--transition-normal);
        }

        .feature-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }

        .feature-icon-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1.3rem;
            color: var(--color-accent);
        }

        .feature-item h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            margin: 0 0 0.35rem;
        }

        .feature-item p {
            font-size: 0.875rem;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .faq-item {
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-question {
            width: 100%;
            padding: 1.1rem 1.5rem;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            text-align: left;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }

        .faq-question:hover {
            background: #fafbfc;
        }

        .faq-question .faq-arrow {
            flex-shrink: 0;
            transition: transform var(--transition-fast);
            font-size: 0.8rem;
            color: var(--color-text-light);
        }

        .faq-item.open .faq-question .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 1.5rem;
            background: #fafbfc;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0.8rem 1.5rem 1.2rem;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 4rem 0;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(30, 43, 60, 0.85);
            z-index: 1;
        }

        .cta-section .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: 0.5px;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: #d5dce5;
            max-width: 600px;
            margin: 0 auto 1.5rem;
            line-height: 1.6;
        }

        .cta-form {
            display: flex;
            gap: 0.5rem;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1 1 260px;
            padding: 0.7rem 1rem;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            font-size: 0.95rem;
            background: #fff;
            color: var(--color-text);
            transition: all var(--transition-fast);
            outline: none;
            min-width: 200px;
        }

        .cta-form input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.2);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: #c5cdd6;
            padding: 3rem 0 1.5rem;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem 2rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 1rem;
            letter-spacing: 0.3px;
        }

        .footer-col p {
            font-size: 0.85rem;
            line-height: 1.6;
            margin: 0 0 0.5rem;
            color: #b0bcc8;
        }

        .footer-col a {
            display: block;
            color: #b0bcc8;
            font-size: 0.85rem;
            padding: 0.25rem 0;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .footer-col a:hover {
            color: var(--color-accent);
        }

        .footer-subscribe {
            display: flex;
            gap: 0.4rem;
            flex-wrap: wrap;
        }

        .footer-subscribe input {
            flex: 1 1 160px;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.85rem;
            outline: none;
            min-width: 140px;
            transition: border-color var(--transition-fast);
        }

        .footer-subscribe input:focus {
            border-color: var(--color-accent);
        }

        .footer-subscribe input::placeholder {
            color: #8895A3;
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 1.5rem 1.5rem 0;
            text-align: center;
            font-size: 0.8rem;
            color: #8895A3;
            line-height: 1.8;
        }

        .footer-bottom a {
            color: #b0bcc8;
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        .footer-bottom p {
            margin: 0.2rem 0;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .nav-links a {
                padding: 0.4rem 0.55rem;
                font-size: 0.8rem;
            }
            .activity-chips {
                margin-left: 0;
                margin-top: 0.4rem;
            }
            .page-hero h1 {
                font-size: 2rem;
            }
            .section {
                padding: 3.5rem 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 768px) {
            .hamburger-btn {
                display: flex;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--color-primary);
                padding: 1rem;
                gap: 0.3rem;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                box-shadow: var(--shadow-lg);
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                padding: 0.6rem 1rem;
                font-size: 0.9rem;
                border-radius: var(--radius-sm);
            }
            .activity-chips {
                flex-wrap: wrap;
                margin-left: 0;
                margin-top: 0.5rem;
                width: 100%;
                justify-content: flex-start;
            }
            .page-hero {
                min-height: 300px;
            }
            .page-hero h1 {
                font-size: 1.65rem;
            }
            .page-hero .hero-subtitle {
                font-size: 0.95rem;
            }
            .page-hero .hero-stats-row {
                gap: 1.5rem;
            }
            .page-hero .hero-stat-val {
                font-size: 1.5rem;
            }
            .section {
                padding: 2.5rem 0;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .feature-list-block {
                grid-template-columns: 1fr;
            }
            .insight-cards {
                grid-template-columns: 1fr 1fr;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .tab-nav {
                gap: 0;
            }
            .tab-btn {
                padding: 0.5rem 0.8rem;
                font-size: 0.8rem;
            }
            .chart-header {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                padding: 0.5rem 1rem;
            }
            .logo-text {
                font-size: 1.15rem;
            }
            .page-hero {
                min-height: 260px;
            }
            .page-hero h1 {
                font-size: 1.35rem;
            }
            .page-hero .hero-subtitle {
                font-size: 0.85rem;
            }
            .page-hero .hero-stats-row {
                gap: 1rem;
            }
            .page-hero .hero-stat-val {
                font-size: 1.25rem;
            }
            .insight-cards {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .cta-form {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-form input {
                min-width: auto;
            }
            .section {
                padding: 2rem 0;
            }
            .section-title {
                font-size: 1.2rem;
            }
            .tab-btn {
                padding: 0.4rem 0.6rem;
                font-size: 0.75rem;
            }
            .breadcrumb-list {
                font-size: 0.78rem;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #1E2B3C;
            --color-primary-light: #2A3D54;
            --color-accent: #D4A843;
            --color-accent-hover: #B8922E;
            --color-accent-light: #F0E6CC;
            --color-bg: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-border: #EAECF0;
            --color-text: #1E2B3C;
            --color-text-secondary: #5A6675;
            --color-text-light: #8895A3;
            --color-text-white: #F5F7FA;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-mono: 'Courier New', 'Roboto Mono', 'SF Mono', monospace;
            --section-gap: 5rem;
            --section-gap-mobile: 2.5rem;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--color-primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-md);
            border-bottom: 2px solid rgba(212, 168, 67, 0.3);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.6rem 1.5rem;
            max-width: 1200px;
            margin: 0 auto;
            min-height: 56px;
            gap: 0.5rem;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
            letter-spacing: 1px;
        }

        .logo-text {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--color-accent);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.15rem;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li {
            margin: 0;
        }

        .nav-links a {
            display: block;
            padding: 0.45rem 0.75rem;
            color: #c5cdd6;
            font-size: 0.9rem;
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: 0.3px;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: #fff;
            background: rgba(212, 168, 67, 0.15);
        }

        .nav-links a.active {
            color: var(--color-accent);
            font-weight: 600;
            background: rgba(212, 168, 67, 0.2);
        }

        /* Activity Chips */
        .activity-chips {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.7rem;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            white-space: nowrap;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.2px;
        }

        .chip-preheat {
            background: #e8eaef;
            color: #5A6675;
            border: 1px solid #d5d8de;
        }

        .chip-preheat .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #9aa3af;
            flex-shrink: 0;
        }

        .chip-live {
            background: var(--color-accent);
            color: #1E2B3C;
            font-weight: 600;
            animation: chipPulse 2s infinite;
            border: 1px solid var(--color-accent);
        }

        .chip-live .chip-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #1E2B3C;
            flex-shrink: 0;
            animation: dotPulse 1.2s infinite;
        }

        .chip-replay {
            background: transparent;
            color: #c5cdd6;
            border: 1px solid #5A6675;
        }

        .chip-replay .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #8895A3;
            flex-shrink: 0;
        }

        .chip-replay:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(212, 168, 67, 0.08);
        }

        @keyframes chipPulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(212, 168, 67, 0.5);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(212, 168, 67, 0);
            }
        }
        @keyframes dotPulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        /* Hamburger */
        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0.5rem;
            flex-shrink: 0;
        }

        .hamburger-toggle span {
            display: block;
            width: 26px;
            height: 3px;
            background: #fff;
            margin: 5px 0;
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-section {
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border);
            padding: 0.75rem 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: var(--color-text-light);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb a:hover {
            color: var(--color-accent);
        }

        .breadcrumb .separator {
            color: #c5cdd6;
            font-size: 0.7rem;
        }

        .breadcrumb .current {
            color: var(--color-accent);
            font-weight: 600;
        }

        /* ========== PAGE HERO ========== */
        .page-hero {
            position: relative;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            padding: 3.5rem 0;
            min-height: 260px;
            display: flex;
            align-items: center;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 43, 60, 0.88) 0%, rgba(30, 43, 60, 0.75) 100%);
            z-index: 1;
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            text-align: left;
        }

        .page-hero .hero-label {
            display: inline-block;
            background: var(--color-accent);
            color: var(--color-primary);
            padding: 0.3rem 1rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 1rem;
        }

        .page-hero h1 {
            font-size: 2.5rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 0.75rem;
            letter-spacing: 0.5px;
            line-height: 1.3;
        }

        .page-hero .hero-subtitle {
            font-size: 1.1rem;
            color: #c5cdd6;
            max-width: 650px;
            line-height: 1.7;
            margin: 0;
        }

        .hero-stats-row {
            display: flex;
            gap: 2rem;
            margin-top: 1.5rem;
            flex-wrap: wrap;
        }

        .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            color: #fff;
        }

        .hero-stat-item .stat-number {
            font-family: var(--font-mono);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 0.5px;
        }

        .hero-stat-item .stat-label {
            font-size: 0.85rem;
            color: #c5cdd6;
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            letter-spacing: 0.3px;
            position: relative;
            padding-left: 1rem;
            border-left: 4px solid var(--color-accent);
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            margin-bottom: 2rem;
            line-height: 1.6;
        }

        .section-header {
            margin-bottom: 2.5rem;
        }

        /* ========== FILTER BAR ========== */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
            padding: 0;
            margin-bottom: 2rem;
        }

        .filter-chip {
            display: inline-block;
            padding: 0.5rem 1.1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1px solid var(--color-border);
            background: var(--color-bg-white);
            color: var(--color-text-secondary);
            white-space: nowrap;
            text-decoration: none;
        }

        .filter-chip:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: var(--color-accent-light);
        }

        .filter-chip.active-filter {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
            font-weight: 600;
        }

        /* ========== NEWS LIST ========== */
        .news-list-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 2.5rem;
            align-items: start;
        }

        .news-list-main {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .news-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            display: flex;
            gap: 1.5rem;
            padding: 1.5rem;
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
            cursor: pointer;
        }

        .news-card::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: var(--color-accent);
            border-radius: 0 2px 2px 0;
            transition: width var(--transition-normal);
        }

        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #d5d8de;
        }

        .news-card:hover::before {
            width: 6px;
        }

        .news-card-thumb {
            flex-shrink: 0;
            width: 200px;
            height: 140px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: #e8eaef;
        }

        .news-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }

        .news-card:hover .news-card-thumb img {
            transform: scale(1.04);
        }

        .news-card-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
            min-width: 0;
        }

        .news-card-date {
            font-size: 0.78rem;
            color: var(--color-text-light);
            font-family: var(--font-mono);
            letter-spacing: 0.3px;
        }

        .news-card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
            margin: 0;
            transition: color var(--transition-fast);
        }

        .news-card:hover .news-card-title {
            color: var(--color-accent);
        }

        .news-card-summary {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0;
            flex: 1;
        }

        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: var(--color-text-light);
        }

        .news-card-meta .tag-badge {
            display: inline-block;
            padding: 0.2rem 0.6rem;
            background: var(--color-accent-light);
            color: var(--color-accent-hover);
            border-radius: 12px;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        .news-card .read-more-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: gap var(--transition-fast);
            text-decoration: none;
        }

        .news-card .read-more-link:hover {
            gap: 0.6rem;
            color: var(--color-accent-hover);
        }

        /* ========== SIDEBAR ========== */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
            position: sticky;
            top: 80px;
        }

        .sidebar-widget {
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 1.5rem;
        }

        .sidebar-widget h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 1rem;
            padding-bottom: 0.75rem;
            border-bottom: 2px solid var(--color-accent);
            letter-spacing: 0.3px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .tag-cloud .tag-item {
            display: inline-block;
            padding: 0.35rem 0.8rem;
            background: #f0f2f5;
            color: var(--color-text-secondary);
            border-radius: 16px;
            font-size: 0.78rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            border: 1px solid transparent;
        }

        .tag-cloud .tag-item:hover {
            background: var(--color-accent-light);
            color: var(--color-accent-hover);
            border-color: var(--color-accent);
        }

        .tag-cloud .tag-item.tag-hot {
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            border-color: var(--color-accent);
        }

        .comment-mini-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .comment-mini-item {
            padding: 0.75rem;
            background: #f8f9fb;
            border-radius: var(--radius-sm);
            border-left: 3px solid var(--color-accent);
            transition: all var(--transition-fast);
        }

        .comment-mini-item:hover {
            background: #f0f2f5;
            border-left-width: 5px;
        }

        .comment-mini-item .comment-author {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 0.25rem;
        }

        .comment-mini-item .comment-text {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
            line-height: 1.5;
            margin: 0;
        }

        .comment-mini-item .comment-time {
            font-size: 0.7rem;
            color: var(--color-text-light);
            margin-top: 0.3rem;
            font-family: var(--font-mono);
        }

        /* ========== PAGINATION ========== */
        .pagination-wrapper {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 0.4rem;
            flex-wrap: wrap;
            padding: 1.5rem 0;
        }

        .pagination-wrapper .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            background: var(--color-bg-white);
            color: var(--color-text-secondary);
            font-weight: 500;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
        }

        .pagination-wrapper .page-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: var(--color-accent-light);
        }

        .pagination-wrapper .page-btn.active-page {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
            font-weight: 700;
        }

        .pagination-wrapper .page-btn.page-nav {
            width: auto;
            padding: 0 1rem;
            font-size: 0.85rem;
        }

        /* ========== DEEP READ SECTION ========== */
        .deep-read-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1.5rem;
        }

        .deep-read-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-normal);
            cursor: pointer;
        }

        .deep-read-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .deep-read-card .dr-thumb {
            height: 180px;
            overflow: hidden;
            background: #e8eaef;
        }

        .deep-read-card .dr-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }

        .deep-read-card:hover .dr-thumb img {
            transform: scale(1.05);
        }

        .deep-read-card .dr-body {
            padding: 1.25rem;
        }

        .deep-read-card .dr-body h5 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 0.5rem;
            line-height: 1.4;
        }

        .deep-read-card .dr-body p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0 0 0.75rem;
        }

        .deep-read-card .dr-body .dr-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            transition: gap var(--transition-fast);
        }

        .deep-read-card .dr-body .dr-link:hover {
            gap: 0.55rem;
            color: var(--color-accent-hover);
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--color-primary);
            padding: 3.5rem 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(212, 168, 67, 0.08);
            pointer-events: none;
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .cta-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 0.5rem;
            letter-spacing: 0.3px;
        }

        .cta-text p {
            font-size: 0.95rem;
            color: #c5cdd6;
            margin: 0;
            line-height: 1.6;
        }

        .cta-form {
            display: flex;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .cta-form input {
            padding: 0.7rem 1.2rem;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            font-size: 0.95rem;
            width: 280px;
            background: #fff;
            color: var(--color-text);
            transition: all var(--transition-fast);
            outline: none;
            box-shadow: 0 0 0 0 rgba(212, 168, 67, 0);
        }

        .cta-form input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 4px rgba(212, 168, 67, 0.25);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: none;
            letter-spacing: 0.3px;
            white-space: nowrap;
            text-decoration: none;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--color-accent);
            color: #1E2B3C;
            border: 2px solid var(--color-accent);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            color: #fff;
            box-shadow: var(--shadow-md);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid #5A6675;
        }

        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(212, 168, 67, 0.08);
        }

        .btn-sm {
            padding: 0.45rem 1rem;
            font-size: 0.8rem;
        }

        .btn-lg {
            padding: 0.9rem 2.2rem;
            font-size: 1rem;
        }

        /* ========== STATS BANNER ========== */
        .stats-banner {
            background: var(--color-bg-white);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
            padding: 2.5rem 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            text-align: center;
        }

        .stat-card {
            padding: 1.5rem 1rem;
            border-radius: var(--radius-md);
            background: #f8f9fb;
            transition: all var(--transition-normal);
        }

        .stat-card:hover {
            background: var(--color-accent-light);
            box-shadow: var(--shadow-sm);
        }

        .stat-card .stat-big {
            font-family: var(--font-mono);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 0.5px;
            margin-bottom: 0.3rem;
        }

        .stat-card .stat-desc {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.4;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .faq-item {
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: #d5d8de;
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 1.1rem 1.5rem;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            transition: all var(--transition-fast);
            letter-spacing: 0.2px;
            line-height: 1.5;
        }

        .faq-question:hover {
            color: var(--color-accent);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #f0f2f5;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-normal);
            font-size: 0.8rem;
            color: var(--color-text-secondary);
        }

        .faq-item.open .faq-icon {
            background: var(--color-accent);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 1.5rem;
            background: #f8f9fb;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 1rem 1.5rem;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: #c5cdd6;
            padding: 3rem 0 0;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem 2rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin: 0 0 1rem;
            letter-spacing: 0.3px;
        }

        .footer-col p {
            margin: 0 0 0.5rem;
            line-height: 1.6;
            font-size: 0.85rem;
        }

        .footer-col a {
            display: block;
            color: #c5cdd6;
            font-size: 0.85rem;
            margin-bottom: 0.4rem;
            transition: color var(--transition-fast);
            text-decoration: none;
        }

        .footer-col a:hover {
            color: var(--color-accent);
        }

        .footer-subscribe {
            display: flex;
            gap: 0.4rem;
            margin-top: 0.5rem;
        }

        .footer-subscribe input {
            flex: 1;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.85rem;
            outline: none;
            transition: all var(--transition-fast);
            min-width: 0;
        }

        .footer-subscribe input:focus {
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.13);
        }

        .footer-subscribe input::placeholder {
            color: #8895A3;
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 1.5rem 1.5rem;
            text-align: center;
            font-size: 0.8rem;
            color: #8895A3;
            line-height: 1.8;
        }

        .footer-bottom a {
            color: #c5cdd6;
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .news-list-layout {
                grid-template-columns: 1fr 280px;
                gap: 1.5rem;
            }
            .news-card-thumb {
                width: 160px;
                height: 120px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-read-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .news-list-layout {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .sidebar {
                position: static;
                top: auto;
            }
            .news-card {
                flex-direction: column;
                gap: 1rem;
            }
            .news-card-thumb {
                width: 100%;
                height: 180px;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-stats-row {
                gap: 1rem;
            }
            .cta-inner {
                flex-direction: column;
                text-align: center;
            }
            .cta-form {
                flex-direction: column;
                width: 100%;
            }
            .cta-form input {
                width: 100%;
            }
            .filter-bar {
                gap: 0.35rem;
            }
            .filter-chip {
                padding: 0.4rem 0.8rem;
                font-size: 0.78rem;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.75rem;
            }
            .stat-card .stat-big {
                font-size: 1.6rem;
            }
            .deep-read-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .hamburger-toggle {
                display: block;
            }
            .nav-wrapper {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding-top: 0.5rem;
            }
            .nav-wrapper.nav-open {
                display: flex;
            }
            .nav-links {
                flex-direction: column;
                width: 100%;
                gap: 0;
            }
            .nav-links a {
                padding: 0.6rem 0.75rem;
                width: 100%;
                border-radius: 0;
            }
            .activity-chips {
                padding: 0.5rem 0;
                flex-wrap: wrap;
                width: 100%;
                overflow-x: auto;
            }
            .header-inner {
                flex-wrap: wrap;
            }
        }

        @media (max-width: 520px) {
            .page-hero {
                padding: 2rem 0;
                min-height: 200px;
            }
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .news-card-thumb {
                height: 150px;
            }
            .news-card-title {
                font-size: 1rem;
            }
            .news-card-summary {
                font-size: 0.82rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.5rem;
            }
            .stat-card {
                padding: 1rem 0.5rem;
            }
            .stat-card .stat-big {
                font-size: 1.3rem;
            }
            .stat-card .stat-desc {
                font-size: 0.75rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .pagination-wrapper .page-btn {
                width: 34px;
                height: 34px;
                font-size: 0.8rem;
            }
            .section-title {
                font-size: 1.25rem;
                padding-left: 0.75rem;
                border-left-width: 3px;
            }
            .btn {
                padding: 0.6rem 1.2rem;
                font-size: 0.85rem;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #1E2B3C;
            --color-primary-light: #2A3D54;
            --color-accent: #D4A843;
            --color-accent-hover: #B8922E;
            --color-accent-light: #F0E6CC;
            --color-bg: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-border: #EAECF0;
            --color-text: #1E2B3C;
            --color-text-secondary: #5A6675;
            --color-text-light: #8895A3;
            --color-text-white: #F5F7FA;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-mono: 'Courier New', 'Roboto Mono', 'SF Mono', monospace;
            --section-gap: 5rem;
            --section-gap-mobile: 2.5rem;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .container-xl {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--color-primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-md);
            border-bottom: 2px solid rgba(212, 168, 67, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.6rem 1.5rem;
            max-width: 1200px;
            margin: 0 auto;
            min-height: 56px;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
            letter-spacing: 1px;
        }
        .logo-text {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--color-accent);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.15rem;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li {
            margin: 0;
        }
        .nav-links a {
            display: block;
            padding: 0.45rem 0.75rem;
            color: #c5cdd6;
            font-size: 0.9rem;
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: 0.3px;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: #fff;
            background: rgba(212, 168, 67, 0.15);
        }
        .nav-links a.active {
            color: var(--color-accent);
            font-weight: 600;
            background: rgba(212, 168, 67, 0.2);
        }

        /* Activity Chips */
        .activity-chips {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
            margin-left: 0.5rem;
        }
        .chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.7rem;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            white-space: nowrap;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.2px;
        }
        .chip-preheat {
            background: #e8eaef;
            color: #5A6675;
            border: 1px solid #d5d8de;
        }
        .chip-preheat .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #9aa3af;
            flex-shrink: 0;
        }
        .chip-live {
            background: var(--color-accent);
            color: #1E2B3C;
            font-weight: 600;
            animation: chipPulse 2s infinite;
            border: 1px solid var(--color-accent);
        }
        .chip-live .chip-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #1E2B3C;
            flex-shrink: 0;
            animation: dotPulse 1.2s infinite;
        }
        .chip-replay {
            background: transparent;
            color: #c5cdd6;
            border: 1px solid #5A6675;
        }
        .chip-replay .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #8895A3;
            flex-shrink: 0;
        }
        .chip-replay:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(212, 168, 67, 0.08);
        }

        @keyframes chipPulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(212, 168, 67, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(212, 168, 67, 0);
            }
        }
        @keyframes dotPulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        /* Hamburger */
        .hamburger-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0.5rem;
            flex-direction: column;
            gap: 5px;
            z-index: 1001;
        }
        .hamburger-toggle span {
            display: block;
            width: 26px;
            height: 3px;
            background: #fff;
            border-radius: 3px;
            transition: all var(--transition-fast);
        }
        .hamburger-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 6px);
        }
        .hamburger-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -6px);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-wrap {
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border);
            padding: 0.8rem 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: var(--color-text-light);
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .breadcrumb .sep {
            color: var(--color-text-light);
            font-size: 0.7rem;
        }
        .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* ========== BUTTONS ========== */
        .btn {
            display: inline-block;
            padding: 0.7rem 1.6rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 2px solid transparent;
            text-align: center;
            letter-spacing: 0.3px;
            text-decoration: none;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            color: var(--color-primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border-color: var(--color-primary);
        }
        .btn-outline:hover {
            background: var(--color-accent-light);
            border-color: var(--color-accent);
            color: var(--color-primary);
            box-shadow: var(--shadow-sm);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
        }
        .btn-sm {
            padding: 0.45rem 1rem;
            font-size: 0.82rem;
            border-radius: var(--radius-sm);
        }
        .btn-lg {
            padding: 0.9rem 2.2rem;
            font-size: 1.05rem;
            border-radius: var(--radius-md);
        }

        /* ========== SECTION SPACING ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: 3rem 0;
        }
        .section-lg {
            padding: 6rem 0;
        }
        .section-bg-white {
            background: var(--color-bg-white);
        }
        .section-bg-dark {
            background: var(--color-primary);
            color: var(--color-text-white);
        }
        .section-bg-accent-light {
            background: var(--color-accent-light);
        }

        /* ========== HERO BANNER ========== */
        .hero-banner {
            position: relative;
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 320px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 43, 60, 0.88) 0%, rgba(30, 43, 60, 0.75) 100%);
            z-index: 1;
        }
        .hero-banner-content {
            position: relative;
            z-index: 2;
            padding: 3rem 0;
            width: 100%;
        }
        .hero-banner h1 {
            color: #fff;
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
            letter-spacing: 0.5px;
            line-height: 1.3;
        }
        .hero-banner h1 span {
            color: var(--color-accent);
        }
        .hero-banner .hero-subtitle {
            color: #c5cdd6;
            font-size: 1.1rem;
            max-width: 650px;
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }
        .hero-banner .hero-stats-row {
            display: flex;
            gap: 2rem;
            flex-wrap: wrap;
            margin-top: 1rem;
        }
        .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: #fff;
        }
        .hero-stat-item .stat-num {
            font-family: var(--font-mono);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-accent);
        }
        .hero-stat-item .stat-label {
            font-size: 0.85rem;
            color: #c5cdd6;
        }

        /* ========== DASHBOARD METRICS ========== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .metric-card {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 1.8rem 1.5rem;
            text-align: center;
            transition: all var(--transition-normal);
            border: 1px solid transparent;
            position: relative;
            overflow: hidden;
        }
        .metric-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--color-accent);
            border-radius: 0 0 var(--radius-sm) var(--radius-sm);
        }
        .metric-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(212, 168, 67, 0.3);
        }
        .metric-card .metric-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: 0.6rem;
        }
        .metric-card .metric-value {
            font-family: var(--font-mono);
            font-size: 2.2rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 1px;
            margin-bottom: 0.3rem;
        }
        .metric-card .metric-value .unit {
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-accent);
        }
        .metric-card .metric-label {
            font-size: 0.9rem;
            color: #c5cdd6;
            letter-spacing: 0.3px;
        }
        .metric-card .metric-sub {
            font-size: 0.78rem;
            color: var(--color-text-light);
            margin-top: 0.3rem;
        }
        .metric-card.accent-card {
            background: var(--color-accent);
        }
        .metric-card.accent-card .metric-icon {
            color: var(--color-primary);
        }
        .metric-card.accent-card .metric-value {
            color: var(--color-primary);
        }
        .metric-card.accent-card .metric-label {
            color: rgba(30, 43, 60, 0.8);
        }
        .metric-card.accent-card::after {
            background: var(--color-primary);
        }

        /* ========== CHART PLACEHOLDER ========== */
        .chart-section-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            align-items: start;
        }
        .chart-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: all var(--transition-normal);
        }
        .chart-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: #d0d5dc;
        }
        .chart-card-header {
            padding: 1.2rem 1.5rem;
            border-bottom: 1px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .chart-card-header h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0;
            color: var(--color-primary);
        }
        .chart-card-header .chart-tag {
            font-size: 0.75rem;
            background: var(--color-accent-light);
            color: var(--color-accent-hover);
            padding: 0.25rem 0.6rem;
            border-radius: 20px;
            font-weight: 600;
            white-space: nowrap;
        }
        .chart-card-body {
            padding: 1.5rem;
            position: relative;
        }
        .chart-card-body img {
            border-radius: var(--radius-md);
            width: 100%;
        }
        .chart-placeholder {
            background: linear-gradient(135deg, #f8f9fb 0%, #eef1f5 100%);
            border-radius: var(--radius-md);
            min-height: 240px;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        .chart-placeholder .chart-inner {
            text-align: center;
            z-index: 1;
            padding: 1rem;
        }
        .chart-placeholder .chart-inner .fa {
            font-size: 2.5rem;
            color: var(--color-accent);
            margin-bottom: 0.5rem;
        }
        .chart-placeholder .chart-inner p {
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            margin: 0;
        }
        .chart-placeholder .mock-bars {
            display: flex;
            align-items: flex-end;
            gap: 8px;
            height: 120px;
            justify-content: center;
            margin-top: 1rem;
        }
        .chart-placeholder .mock-bar {
            width: 28px;
            border-radius: 4px 4px 0 0;
            background: var(--color-accent);
            opacity: 0.7;
            transition: all var(--transition-normal);
        }
        .chart-placeholder .mock-bar:nth-child(odd) {
            background: var(--color-primary);
            opacity: 0.55;
        }
        .chart-card:hover .mock-bar {
            opacity: 0.9;
        }

        /* ========== REPORT DOWNLOAD ========== */
        .report-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .report-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            border: 1px solid var(--color-border);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
            gap: 1rem;
            position: relative;
        }
        .report-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #d0d5dc;
        }
        .report-card .report-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-md);
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--color-accent);
            flex-shrink: 0;
        }
        .report-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0;
        }
        .report-card p {
            font-size: 0.875rem;
            color: var(--color-text-secondary);
            margin: 0;
            line-height: 1.6;
        }
        .report-card .report-meta {
            font-size: 0.78rem;
            color: var(--color-text-light);
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .report-card .btn {
            align-self: flex-start;
            margin-top: auto;
        }

        /* ========== DATA TABLE ========== */
        .data-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            background: var(--color-bg-white);
            box-shadow: var(--shadow-sm);
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
            font-size: 0.9rem;
        }
        .data-table thead {
            background: var(--color-primary);
        }
        .data-table thead th {
            color: #fff;
            padding: 0.9rem 1rem;
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.3px;
            white-space: nowrap;
            text-align: center;
            border-bottom: 2px solid var(--color-accent);
        }
        .data-table tbody td {
            padding: 0.8rem 1rem;
            text-align: center;
            border-bottom: 1px solid var(--color-border);
            color: var(--color-text);
            font-family: var(--font-mono);
            font-size: 0.85rem;
        }
        .data-table tbody tr {
            transition: background var(--transition-fast);
        }
        .data-table tbody tr:hover {
            background: var(--color-accent-light);
        }
        .data-table tbody tr:nth-child(even) {
            background: #fafbfc;
        }
        .data-table tbody tr:nth-child(even):hover {
            background: var(--color-accent-light);
        }
        .data-table .highlight-num {
            color: var(--color-accent);
            font-weight: 700;
            font-size: 0.9rem;
        }
        .data-table .badge-status {
            display: inline-block;
            padding: 0.2rem 0.6rem;
            border-radius: 20px;
            font-size: 0.72rem;
            font-weight: 600;
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }
        .badge-up {
            background: #e6f4ea;
            color: #1a7a32;
        }
        .badge-down {
            background: #fce8e6;
            color: #c5221f;
        }
        .badge-stable {
            background: #e8eaef;
            color: #5A6675;
        }

        /* ========== TREND ANALYSIS ========== */
        .trend-block {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 2rem;
            border: 1px solid var(--color-border);
            margin-bottom: 1.5rem;
            transition: all var(--transition-normal);
        }
        .trend-block:hover {
            box-shadow: var(--shadow-md);
        }
        .trend-block h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.8rem;
            padding-left: 1rem;
            border-left: 4px solid var(--color-accent);
        }
        .trend-block p {
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 0.8rem;
        }
        .trend-highlights {
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
            margin-top: 1rem;
        }
        .trend-highlight-item {
            background: var(--color-bg);
            border-radius: var(--radius-md);
            padding: 1rem 1.3rem;
            display: flex;
            align-items: center;
            gap: 0.7rem;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-primary);
        }
        .trend-highlight-item .hl-num {
            font-family: var(--font-mono);
            color: var(--color-accent);
            font-size: 1.3rem;
            font-weight: 700;
        }

        /* ========== QUERY TOOLS ========== */
        .query-tools-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }
        .query-tool-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 1.8rem;
            border: 1px solid var(--color-border);
            transition: all var(--transition-normal);
            display: flex;
            align-items: flex-start;
            gap: 1.2rem;
        }
        .query-tool-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: #d0d5dc;
        }
        .query-tool-card .tool-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--color-accent);
            flex-shrink: 0;
        }
        .query-tool-card .tool-info h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 0.4rem;
        }
        .query-tool-card .tool-info p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin: 0 0 0.8rem;
            line-height: 1.6;
        }

        /* ========== FAQ ACCORDION ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .faq-item {
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-normal);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 1.1rem 1.5rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            font-size: 1rem;
            user-select: none;
            transition: color var(--transition-fast);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-question .faq-arrow {
            font-size: 0.9rem;
            transition: transform var(--transition-fast);
            flex-shrink: 0;
            color: var(--color-text-light);
        }
        .faq-item.open .faq-question .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 1.5rem;
            background: #fafbfc;
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 1rem 1.5rem 1.2rem;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            text-align: center;
            padding: 4rem 0;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(30, 43, 60, 0.9);
            z-index: 1;
        }
        .cta-section .cta-inner {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 1.9rem;
            font-weight: 700;
            margin-bottom: 0.8rem;
        }
        .cta-section p {
            color: #c5cdd6;
            font-size: 1.05rem;
            margin-bottom: 1.8rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .cta-form {
            display: flex;
            gap: 0.6rem;
            justify-content: center;
            flex-wrap: wrap;
            max-width: 500px;
            margin: 0 auto;
        }
        .cta-section .cta-input {
            flex: 1;
            min-width: 220px;
            padding: 0.75rem 1rem;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            font-size: 0.95rem;
            background: #fff;
            color: var(--color-primary);
            transition: all var(--transition-fast);
            outline: none;
        }
        .cta-section .cta-input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.2);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: #c5cdd6;
            padding: 3rem 0 0;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem 2rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: 0.3px;
        }
        .footer-col p {
            margin: 0 0 0.5rem;
            line-height: 1.6;
            font-size: 0.85rem;
        }
        .footer-col a {
            display: block;
            color: #c5cdd6;
            font-size: 0.85rem;
            padding: 0.25rem 0;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-subscribe {
            display: flex;
            gap: 0.4rem;
            flex-wrap: wrap;
            margin-top: 0.5rem;
        }
        .footer-subscribe input {
            flex: 1;
            min-width: 150px;
            padding: 0.5rem 0.8rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.85rem;
            outline: none;
            transition: all var(--transition-fast);
        }
        .footer-subscribe input:focus {
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.14);
        }
        .footer-subscribe input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom {
            text-align: center;
            padding: 1.5rem;
            font-size: 0.8rem;
            color: #8895A3;
            max-width: 1200px;
            margin: 0 auto;
        }
        .footer-bottom a {
            color: #8895A3;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        .footer-bottom p {
            margin: 0.25rem 0;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .report-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .chart-section-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .query-tools-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-banner {
                min-height: 260px;
            }
            .hero-banner h1 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .report-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .query-tools-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .hero-banner {
                min-height: 220px;
            }
            .hero-banner h1 {
                font-size: 1.5rem;
            }
            .hero-banner .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-stats-row {
                gap: 1rem;
            }
            .hero-stat-item .stat-num {
                font-size: 1.3rem;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-lg {
                padding: 3rem 0;
            }
            .hamburger-toggle {
                display: flex;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--color-primary);
                flex-direction: column;
                padding: 0.8rem 1.5rem;
                gap: 0.3rem;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                box-shadow: var(--shadow-lg);
                z-index: 999;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 0.6rem 0.8rem;
                font-size: 0.9rem;
                width: 100%;
            }
            .activity-chips {
                margin-left: 0;
                flex-wrap: wrap;
                gap: 0.4rem;
            }
            .header-inner {
                gap: 0.5rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .metric-card .metric-value {
                font-size: 1.6rem;
            }
            .data-table {
                font-size: 0.78rem;
                min-width: 600px;
            }
            .data-table thead th,
            .data-table tbody td {
                padding: 0.6rem 0.5rem;
            }
        }
        @media (max-width: 520px) {
            .metrics-grid {
                grid-template-columns: 1fr;
                gap: 0.8rem;
            }
            .hero-banner h1 {
                font-size: 1.3rem;
            }
            .hero-banner .hero-subtitle {
                font-size: 0.85rem;
            }
            .hero-stats-row {
                flex-direction: column;
                gap: 0.5rem;
            }
            .metric-card {
                padding: 1.2rem 1rem;
            }
            .metric-card .metric-value {
                font-size: 1.4rem;
            }
            .trend-highlights {
                flex-direction: column;
                gap: 0.8rem;
            }
            .cta-section .cta-form {
                flex-direction: column;
            }
            .cta-section .cta-input {
                min-width: auto;
            }
            .chart-card-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .btn {
                padding: 0.6rem 1.2rem;
                font-size: 0.85rem;
            }
            .btn-lg {
                padding: 0.7rem 1.5rem;
                font-size: 0.9rem;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #1E2B3C;
            --color-primary-light: #2A3D54;
            --color-accent: #D4A843;
            --color-accent-hover: #B8922E;
            --color-accent-light: #F0E6CC;
            --color-bg: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-border: #EAECF0;
            --color-text: #1E2B3C;
            --color-text-secondary: #5A6675;
            --color-text-light: #8895A3;
            --color-text-white: #F5F7FA;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-mono: 'Courier New', 'Roboto Mono', 'SF Mono', monospace;
            --section-gap: 5rem;
            --section-gap-mobile: 2.5rem;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }
        .container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--color-primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-md);
            border-bottom: 2px solid rgba(212, 168, 67, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.6rem 1.5rem;
            max-width: 1200px;
            margin: 0 auto;
            min-height: 56px;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
            letter-spacing: 1px;
        }
        .logo-text {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--color-accent);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.15rem;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links li {
            margin: 0;
        }
        .nav-links a {
            display: block;
            padding: 0.45rem 0.75rem;
            color: #c5cdd6;
            font-size: 0.9rem;
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: 0.3px;
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: #fff;
            background: rgba(212, 168, 67, 0.15);
        }
        .nav-links a.active {
            color: var(--color-accent);
            font-weight: 600;
            background: rgba(212, 168, 67, 0.2);
        }
        .activity-chips {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
            margin-left: 0.5rem;
        }
        .chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.7rem;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            white-space: nowrap;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.2px;
        }
        .chip-preheat {
            background: #e8eaef;
            color: #5A6675;
            border: 1px solid #d5d8de;
        }
        .chip-preheat .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #9aa3af;
            flex-shrink: 0;
        }
        .chip-live {
            background: var(--color-accent);
            color: #1E2B3C;
            font-weight: 600;
            animation: chipPulse 2s infinite;
            border: 1px solid var(--color-accent);
        }
        .chip-live .chip-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #1E2B3C;
            flex-shrink: 0;
            animation: dotPulse 1.2s infinite;
        }
        .chip-replay {
            background: transparent;
            color: #c5cdd6;
            border: 1px solid #5A6675;
        }
        .chip-replay:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(212, 168, 67, 0.08);
        }
        @keyframes chipPulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(212, 168, 67, 0.5);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(212, 168, 67, 0);
            }
        }
        @keyframes dotPulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        .hamburger-toggle {
            display: none;
            background: none;
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 1.5rem;
            padding: 0.35rem 0.6rem;
            border-radius: var(--radius-sm);
            cursor: pointer;
            line-height: 1;
            transition: all var(--transition-fast);
        }
        .hamburger-toggle:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-bar {
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border);
            padding: 0.75rem 0;
        }
        .breadcrumb-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: var(--color-text-light);
            flex-wrap: wrap;
        }
        .breadcrumb-inner a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb-inner a:hover {
            color: var(--color-accent);
        }
        .breadcrumb-inner .sep {
            color: var(--color-border);
            font-size: 0.7rem;
        }
        .breadcrumb-inner .current {
            color: var(--color-accent);
            font-weight: 600;
        }

        /* ========== HERO BANNER ========== */
        .hero-banner {
            position: relative;
            min-height: 380px;
            display: flex;
            align-items: center;
            background: var(--color-primary);
            overflow: hidden;
        }
        .hero-banner .hero-bg {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.35;
        }
        .hero-banner .hero-overlay {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 3rem 0;
        }
        .hero-banner .hero-title {
            font-size: 2.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: 0.5px;
        }
        .hero-banner .hero-subtitle {
            font-size: 1.1rem;
            color: #d5dbe3;
            max-width: 650px;
            line-height: 1.8;
        }
        .hero-banner .hero-stats-row {
            display: flex;
            gap: 2rem;
            margin-top: 1.5rem;
            flex-wrap: wrap;
        }
        .hero-banner .hero-stat {
            text-align: center;
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 1rem 1.5rem;
            border: 1px solid rgba(255, 255, 255, 0.12);
        }
        .hero-banner .hero-stat-num {
            font-family: var(--font-mono);
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-accent);
            display: block;
        }
        .hero-banner .hero-stat-label {
            font-size: 0.85rem;
            color: #bcc5cf;
            margin-top: 0.25rem;
        }

        /* ========== SECTION ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: 3rem 0;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
            letter-spacing: 0.3px;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            margin-bottom: 2rem;
            max-width: 700px;
        }
        .section-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }
        .section-header .section-title {
            margin-bottom: 0.5rem;
        }

        /* ========== FILTER BAR ========== */
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            align-items: center;
            padding: 1.25rem 1.5rem;
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            margin-bottom: 2rem;
        }
        .filter-bar .filter-label {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-text);
            white-space: nowrap;
            margin-right: 0.25rem;
        }
        .filter-tag {
            display: inline-block;
            padding: 0.4rem 0.9rem;
            border-radius: 20px;
            font-size: 0.85rem;
            cursor: pointer;
            border: 1px solid var(--color-border);
            background: var(--color-bg);
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            font-weight: 500;
        }
        .filter-tag:hover,
        .filter-tag.active {
            background: var(--color-accent);
            color: #1E2B3C;
            border-color: var(--color-accent);
            font-weight: 600;
        }
        .filter-sort {
            margin-left: auto;
            padding: 0.4rem 0.9rem;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            font-size: 0.85rem;
            background: var(--color-bg-white);
            color: var(--color-text);
            cursor: pointer;
            min-width: 140px;
            transition: all var(--transition-fast);
        }
        .filter-sort:focus {
            outline: none;
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.15);
        }

        /* ========== EXPERT CARD ========== */
        .expert-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
        }
        .expert-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }
        .expert-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-accent-light);
        }
        .expert-card .expert-card-top {
            position: relative;
            padding: 1.5rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            background: linear-gradient(180deg, #f8f9fb 0%, #fff 100%);
            border-bottom: 1px solid var(--color-border);
        }
        .expert-card .expert-avatar {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid var(--color-accent-light);
            flex-shrink: 0;
            background: #e8eaef;
        }
        .expert-card .expert-info {
            flex: 1;
            min-width: 0;
        }
        .expert-card .expert-name {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
            letter-spacing: 0.3px;
        }
        .expert-card .expert-domain {
            font-size: 0.8rem;
            color: var(--color-accent);
            font-weight: 500;
            margin-top: 0.15rem;
        }
        .expert-card .expert-badge-row {
            display: flex;
            gap: 0.4rem;
            flex-wrap: wrap;
            margin-top: 0.4rem;
        }
        .expert-badge {
            display: inline-block;
            padding: 0.2rem 0.55rem;
            border-radius: 12px;
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.2px;
        }
        .badge-hot {
            background: #ffe8e0;
            color: #c0392b;
        }
        .badge-new {
            background: #e0f0ff;
            color: #2471a3;
        }
        .badge-top {
            background: #fff8e0;
            color: #b8860b;
        }
        .expert-card .expert-card-body {
            padding: 1.25rem 1.5rem;
            flex: 1;
        }
        .expert-card .expert-stat-row {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            margin-bottom: 0.75rem;
        }
        .expert-card .expert-stat-item {
            text-align: center;
            flex: 1;
            min-width: 60px;
        }
        .expert-card .expert-stat-val {
            font-family: var(--font-mono);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-accent);
            display: block;
            line-height: 1.2;
        }
        .expert-card .expert-stat-lbl {
            font-size: 0.72rem;
            color: var(--color-text-light);
            margin-top: 0.1rem;
        }
        .expert-card .expert-latest-title {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-bottom: 0.75rem;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .expert-card .expert-latest-title strong {
            color: var(--color-text);
        }
        .expert-card .expert-card-footer {
            padding: 0.75rem 1.5rem;
            border-top: 1px solid var(--color-border);
            background: #fafbfc;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .expert-card .expert-fans {
            font-size: 0.78rem;
            color: var(--color-text-light);
        }
        .expert-card .btn-expert {
            padding: 0.4rem 0.9rem;
            border-radius: var(--radius-sm);
            background: var(--color-accent);
            color: #1E2B3C;
            font-weight: 600;
            font-size: 0.8rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
            text-decoration: none;
            display: inline-block;
        }
        .expert-card .btn-expert:hover {
            background: var(--color-accent-hover);
            color: #fff;
            text-decoration: none;
        }

        /* ========== RANKING TABLE ========== */
        .ranking-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            background: var(--color-bg-white);
        }
        .ranking-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
        }
        .ranking-table thead {
            background: var(--color-primary);
        }
        .ranking-table thead th {
            color: #fff;
            padding: 0.85rem 1rem;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            white-space: nowrap;
            text-align: center;
        }
        .ranking-table tbody td {
            padding: 0.8rem 1rem;
            text-align: center;
            border-bottom: 1px solid var(--color-border);
            font-size: 0.9rem;
            color: var(--color-text);
        }
        .ranking-table tbody tr {
            transition: background var(--transition-fast);
        }
        .ranking-table tbody tr:hover {
            background: #fdfaf0;
        }
        .ranking-table .rank-num {
            font-family: var(--font-mono);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-accent);
        }
        .ranking-table .rank-name {
            font-weight: 600;
            color: var(--color-primary);
        }
        .ranking-table .accuracy-bar-bg {
            display: inline-block;
            width: 100px;
            height: 8px;
            background: #e8eaef;
            border-radius: 4px;
            overflow: hidden;
            vertical-align: middle;
            margin-right: 0.5rem;
        }
        .ranking-table .accuracy-bar-fill {
            display: block;
            height: 100%;
            border-radius: 4px;
            background: var(--color-accent);
            transition: width 0.6s ease;
        }

        /* ========== ARTICLE LIST ========== */
        .article-list-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            padding: 0;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .article-list-item {
            display: flex;
            gap: 1.25rem;
            padding: 1.25rem 1.5rem;
            border-bottom: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            align-items: flex-start;
            text-decoration: none;
            color: inherit;
        }
        .article-list-item:last-child {
            border-bottom: none;
        }
        .article-list-item:hover {
            background: #fdfaf0;
        }
        .article-list-item .article-thumb {
            width: 100px;
            height: 70px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: #e8eaef;
        }
        .article-list-item .article-info {
            flex: 1;
            min-width: 0;
        }
        .article-list-item .article-item-title {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-primary);
            margin-bottom: 0.35rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            line-height: 1.5;
        }
        .article-list-item .article-item-meta {
            font-size: 0.78rem;
            color: var(--color-text-light);
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .article-list-item .article-item-tag {
            display: inline-block;
            padding: 0.15rem 0.5rem;
            border-radius: 10px;
            font-size: 0.7rem;
            background: var(--color-accent-light);
            color: #8b6914;
            font-weight: 500;
        }

        /* ========== DEEP CONTENT ========== */
        .deep-content-block {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .deep-content-block h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 1rem;
            padding-left: 0.75rem;
            border-left: 3px solid var(--color-accent);
        }
        .deep-content-block p {
            color: var(--color-text-secondary);
            line-height: 1.9;
            margin-bottom: 1rem;
            font-size: 0.95rem;
        }
        .deep-content-block .highlight-box {
            background: #fdfaf0;
            border-radius: var(--radius-md);
            padding: 1.25rem;
            border-left: 4px solid var(--color-accent);
            margin: 1.5rem 0;
        }
        .deep-content-block .highlight-box p {
            margin-bottom: 0;
            font-weight: 500;
            color: var(--color-text);
        }

        /* ========== TESTIMONIAL ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1.5rem;
        }
        .testimonial-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent-light);
        }
        .testimonial-card .testimonial-quote {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 1rem;
            font-style: italic;
            position: relative;
            padding-left: 1.25rem;
        }
        .testimonial-card .testimonial-quote::before {
            content: '\201C';
            position: absolute;
            left: 0;
            top: -0.3rem;
            font-size: 2rem;
            color: var(--color-accent);
            font-style: normal;
            line-height: 1;
        }
        .testimonial-card .testimonial-author {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            border-top: 1px solid var(--color-border);
            padding-top: 0.75rem;
        }
        .testimonial-card .testimonial-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            object-fit: cover;
            background: #e8eaef;
            flex-shrink: 0;
        }
        .testimonial-card .testimonial-name {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-primary);
        }
        .testimonial-card .testimonial-role {
            font-size: 0.72rem;
            color: var(--color-text-light);
        }

        /* ========== CTA ========== */
        .cta-block {
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            padding: 3rem 2.5rem;
            text-align: center;
            color: #fff;
            box-shadow: var(--shadow-lg);
        }
        .cta-block .cta-title {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            letter-spacing: 0.3px;
        }
        .cta-block .cta-desc {
            color: #c5cdd6;
            margin-bottom: 1.5rem;
            font-size: 1rem;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }
        .cta-block .cta-form {
            display: flex;
            gap: 0.5rem;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-block .cta-input {
            flex: 1;
            min-width: 220px;
            padding: 0.7rem 1rem;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            font-size: 0.9rem;
            background: #fff;
            color: var(--color-text);
            transition: all var(--transition-fast);
            outline: none;
        }
        .cta-block .cta-input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.2);
        }
        .btn-cta {
            padding: 0.7rem 1.5rem;
            border-radius: var(--radius-sm);
            background: var(--color-accent);
            color: #1E2B3C;
            font-weight: 700;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .btn-cta:hover {
            background: var(--color-accent-hover);
            color: #fff;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-bg-white);
            border-radius: var(--radius-md);
            margin-bottom: 0.75rem;
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .faq-item summary {
            padding: 1rem 1.5rem;
            font-weight: 600;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--color-primary);
            font-size: 0.95rem;
            letter-spacing: 0.3px;
            transition: all var(--transition-fast);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-arrow {
            transition: transform var(--transition-fast);
            font-size: 0.8rem;
            color: var(--color-text-light);
            flex-shrink: 0;
            margin-left: 1rem;
        }
        .faq-item[open] summary .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-item[open] summary {
            color: var(--color-accent);
            background: #fdfaf0;
        }
        .faq-item .faq-answer {
            padding: 0 1.5rem 1.25rem;
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
            background: #fafbfc;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: #c5cdd6;
            padding: 3rem 1.5rem 1.5rem;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto 2rem;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            letter-spacing: 0.3px;
        }
        .footer-col p {
            font-size: 0.85rem;
            line-height: 1.7;
            margin-bottom: 0.5rem;
            color: #a8b3bf;
        }
        .footer-col a {
            display: block;
            color: #a8b3bf;
            font-size: 0.85rem;
            padding: 0.2rem 0;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-subscribe {
            display: flex;
            gap: 0.4rem;
            margin-top: 0.5rem;
            flex-wrap: wrap;
        }
        .footer-subscribe input {
            flex: 1;
            min-width: 150px;
            padding: 0.5rem 0.75rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.85rem;
            outline: none;
            transition: all var(--transition-fast);
        }
        .footer-subscribe input:focus {
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.14);
        }
        .footer-subscribe input::placeholder {
            color: #8895a3;
        }
        .btn-sm {
            padding: 0.5rem 0.9rem;
            border-radius: var(--radius-sm);
            background: var(--color-accent);
            color: #1E2B3C;
            font-weight: 600;
            font-size: 0.8rem;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
        }
        .btn-sm:hover {
            background: var(--color-accent-hover);
            color: #fff;
        }
        .footer-bottom {
            max-width: 1200px;
            margin: 0 auto;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            font-size: 0.78rem;
            color: #8895a3;
            line-height: 1.8;
        }
        .footer-bottom a {
            color: #a8b3bf;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .nav-links a {
                padding: 0.35rem 0.5rem;
                font-size: 0.8rem;
            }
            .activity-chips {
                margin-left: 0;
                margin-top: 0.4rem;
            }
            .hero-banner {
                min-height: 300px;
            }
            .hero-banner .hero-title {
                font-size: 1.7rem;
            }
            .section {
                padding: 3.5rem 0;
            }
            .expert-grid {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            }
            .testimonial-grid {
                grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .hamburger-toggle {
                display: block;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--color-primary-light);
                border-radius: var(--radius-md);
                padding: 0.5rem;
                margin-top: 0.5rem;
                gap: 0;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 0.55rem 0.75rem;
                border-radius: var(--radius-sm);
                font-size: 0.85rem;
            }
            .activity-chips {
                width: 100%;
                overflow-x: auto;
                flex-wrap: nowrap;
                padding-bottom: 0.3rem;
                margin-top: 0.5rem;
                -webkit-overflow-scrolling: touch;
            }
            .hero-banner {
                min-height: 260px;
            }
            .hero-banner .hero-title {
                font-size: 1.4rem;
            }
            .hero-banner .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-banner .hero-stats-row {
                gap: 1rem;
            }
            .hero-banner .hero-stat {
                padding: 0.7rem 1rem;
            }
            .hero-banner .hero-stat-num {
                font-size: 1.4rem;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .expert-grid {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.5rem;
            }
            .filter-sort {
                margin-left: 0;
                width: 100%;
            }
            .article-list-item {
                flex-direction: column;
                gap: 0.75rem;
            }
            .article-list-item .article-thumb {
                width: 100%;
                height: 140px;
            }
            .deep-content-block {
                padding: 1.5rem;
            }
            .cta-block {
                padding: 2rem 1.25rem;
            }
            .cta-block .cta-title {
                font-size: 1.35rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .ranking-table-wrap {
                border-radius: var(--radius-md);
            }
        }
        @media (max-width: 520px) {
            .hero-banner {
                min-height: 220px;
            }
            .hero-banner .hero-title {
                font-size: 1.2rem;
            }
            .hero-banner .hero-stats-row {
                flex-direction: column;
                gap: 0.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.25rem;
            }
            .cta-block .cta-form {
                flex-direction: column;
            }
            .cta-block .cta-input {
                min-width: 100%;
            }
            .btn-cta {
                width: 100%;
            }
            .expert-card .expert-stat-row {
                gap: 0.5rem;
            }
            .expert-card .expert-stat-val {
                font-size: 1.2rem;
            }
        }

/* roulang page: category7 */
:root {
            --color-primary: #1E2B3C;
            --color-primary-light: #2A3D54;
            --color-accent: #D4A843;
            --color-accent-hover: #B8922E;
            --color-accent-light: #F0E6CC;
            --color-bg: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-border: #EAECF0;
            --color-text: #1E2B3C;
            --color-text-secondary: #5A6675;
            --color-text-light: #8895A3;
            --color-text-white: #F5F7FA;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-mono: 'Courier New', 'Roboto Mono', 'SF Mono', monospace;
            --section-gap: 5rem;
            --section-gap-mobile: 2.5rem;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container-wide {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: var(--color-primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-md);
            border-bottom: 2px solid rgba(212, 168, 67, 0.3);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 0.6rem 1.5rem;
            max-width: 1200px;
            margin: 0 auto;
            min-height: 56px;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--color-accent);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
            letter-spacing: 1px;
        }

        .logo-text {
            font-size: 1.35rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--color-accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 0.15rem;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-links li {
            margin: 0;
        }

        .nav-links a {
            display: block;
            padding: 0.45rem 0.75rem;
            color: #c5cdd6;
            font-size: 0.9rem;
            font-weight: 500;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: 0.3px;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: #fff;
            background: rgba(212, 168, 67, 0.15);
        }

        .nav-links a.active {
            color: var(--color-accent);
            font-weight: 600;
            background: rgba(212, 168, 67, 0.2);
        }

        /* Activity Chips */
        .activity-chips {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
            margin-left: 0.5rem;
        }

        .chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.35rem 0.7rem;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            white-space: nowrap;
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.2px;
        }

        .chip-preheat {
            background: #e8eaef;
            color: #5A6675;
            border: 1px solid #d5d8de;
        }

        .chip-preheat .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #9aa3af;
            flex-shrink: 0;
        }

        .chip-live {
            background: var(--color-accent);
            color: #1E2B3C;
            font-weight: 600;
            animation: chipPulse 2s infinite;
            border: 1px solid var(--color-accent);
        }

        .chip-live .chip-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #1E2B3C;
            flex-shrink: 0;
            animation: dotPulse 1.2s infinite;
        }

        .chip-replay {
            background: transparent;
            color: #c5cdd6;
            border: 1px solid #5A6675;
        }

        .chip-replay .chip-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #8895A3;
            flex-shrink: 0;
        }

        .chip-replay:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(212, 168, 67, 0.08);
        }

        @keyframes chipPulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(212, 168, 67, 0.5);
            }
            50% {
                box-shadow: 0 0 0 8px rgba(212, 168, 67, 0);
            }
        }

        @keyframes dotPulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }

        /* Hamburger */
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0.5rem;
            flex-shrink: 0;
        }

        .hamburger-btn span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: #fff;
            margin: 5px 0;
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .hamburger-btn.open span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .hamburger-btn.open span:nth-child(2) {
            opacity: 0;
        }

        .hamburger-btn.open span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ========== BREADCRUMB ========== */
        .breadcrumb-section {
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border);
            padding: 0.8rem 0;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
            font-size: 0.875rem;
            color: var(--color-text-light);
        }

        .breadcrumb-nav a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb-nav a:hover {
            color: var(--color-accent);
        }

        .breadcrumb-nav .separator {
            color: var(--color-text-light);
            user-select: none;
        }

        .breadcrumb-nav .current {
            color: var(--color-accent);
            font-weight: 600;
        }

        /* ========== HERO BANNER ========== */
        .hero-banner {
            position: relative;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 380px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(30, 43, 60, 0.88) 0%, rgba(30, 43, 60, 0.7) 50%, rgba(30, 43, 60, 0.85) 100%);
            z-index: 1;
        }

        .hero-banner-content {
            position: relative;
            z-index: 2;
            padding: 3rem 1.5rem;
            max-width: 1200px;
            margin: 0 auto;
            width: 100%;
        }

        .hero-banner-content h1 {
            font-size: 2.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.8rem;
            letter-spacing: 0.5px;
            line-height: 1.3;
        }

        .hero-banner-content h1 span {
            color: var(--color-accent);
        }

        .hero-banner-content .hero-subtitle {
            font-size: 1.1rem;
            color: #c5cdd6;
            max-width: 650px;
            line-height: 1.7;
            margin-bottom: 1.2rem;
        }

        .hero-live-indicator {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(212, 168, 67, 0.2);
            border: 1px solid var(--color-accent);
            border-radius: 20px;
            padding: 0.4rem 1rem;
            color: var(--color-accent);
            font-weight: 600;
            font-size: 0.9rem;
            animation: chipPulse 2.5s infinite;
        }

        .hero-live-indicator .live-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #e74c3c;
            animation: dotPulse 1s infinite;
        }

        /* ========== SECTION COMMON ========== */
        .section-block {
            padding: var(--section-gap) 0;
        }

        .section-block.bg-white {
            background: var(--color-bg-white);
        }

        .section-block.bg-dark {
            background: var(--color-primary);
            color: var(--color-text-white);
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.5rem;
            letter-spacing: 0.3px;
        }

        .section-title.light {
            color: #fff;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--color-text-secondary);
            max-width: 700px;
            line-height: 1.7;
            margin-bottom: 2rem;
        }

        .section-desc.light {
            color: #bcc5cf;
        }

        /* ========== FILTER CHIPS ========== */
        .filter-chips {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
            margin-bottom: 2rem;
        }

        .filter-chip {
            padding: 0.5rem 1.2rem;
            border-radius: 24px;
            font-size: 0.9rem;
            font-weight: 500;
            cursor: pointer;
            border: 1px solid var(--color-border);
            background: #fff;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            user-select: none;
        }

        .filter-chip:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .filter-chip.active {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
            font-weight: 600;
        }

        /* ========== LIVE CARDS ========== */
        .live-card-large {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            transition: all var(--transition-normal);
            position: relative;
            display: flex;
            flex-direction: column;
        }

        .live-card-large:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .live-card-large .card-img-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #1a1a2e;
        }

        .live-card-large .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }

        .live-card-large:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .live-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 0.3rem 0.8rem;
            border-radius: 16px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            z-index: 2;
        }

        .live-badge.live-now {
            background: #e74c3c;
            color: #fff;
            animation: chipPulse 2s infinite;
        }

        .live-badge.upcoming {
            background: #f39c12;
            color: #fff;
        }

        .live-badge.replay-tag {
            background: #5A6675;
            color: #fff;
        }

        .live-viewers {
            position: absolute;
            top: 12px;
            right: 12px;
            background: rgba(0, 0, 0, 0.7);
            color: #fff;
            padding: 0.25rem 0.6rem;
            border-radius: 14px;
            font-size: 0.75rem;
            font-weight: 500;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }

        .live-viewers .eye-icon {
            font-size: 0.7rem;
        }

        .live-card-body {
            padding: 1.2rem 1.5rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .live-card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.4rem;
            color: var(--color-text);
            line-height: 1.4;
        }

        .live-card-body .card-meta {
            font-size: 0.85rem;
            color: var(--color-text-light);
            margin-bottom: 0.6rem;
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .live-card-body .card-desc {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            flex: 1;
        }

        .countdown-timer {
            display: flex;
            gap: 0.5rem;
            margin: 0.8rem 0;
            font-family: var(--font-mono);
        }

        .countdown-timer .time-block {
            background: var(--color-primary);
            color: #fff;
            padding: 0.4rem 0.6rem;
            border-radius: var(--radius-sm);
            font-size: 1.1rem;
            font-weight: 700;
            min-width: 40px;
            text-align: center;
        }

        .countdown-timer .time-label {
            font-size: 0.7rem;
            color: var(--color-text-light);
            text-align: center;
            display: block;
        }

        /* ========== BTN ========== */
        .btn {
            display: inline-block;
            padding: 0.6rem 1.5rem;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            border: none;
            transition: all var(--transition-fast);
            text-align: center;
            letter-spacing: 0.3px;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-accent);
            color: #1E2B3C;
            border: 1px solid var(--color-accent);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #1E2B3C;
            border-color: var(--color-accent-hover);
            box-shadow: var(--shadow-md);
        }

        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-primary);
        }

        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
        }

        .btn-sm {
            padding: 0.4rem 1rem;
            font-size: 0.8rem;
        }

        .btn-lg {
            padding: 0.8rem 2rem;
            font-size: 1rem;
        }

        .btn-block {
            display: block;
            width: 100%;
        }

        /* ========== TIMELINE ========== */
        .timeline-list {
            position: relative;
            padding-left: 2rem;
            border-left: 2px solid var(--color-border);
        }

        .timeline-item {
            position: relative;
            margin-bottom: 2rem;
            padding-left: 1.5rem;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -2.55rem;
            top: 0.3rem;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--color-accent);
            border: 3px solid #fff;
            box-shadow: var(--shadow-sm);
            z-index: 2;
        }

        .timeline-item.past::before {
            background: #bcc5cf;
            border-color: #e8eaef;
        }

        .timeline-time {
            font-size: 0.85rem;
            color: var(--color-accent);
            font-weight: 600;
            font-family: var(--font-mono);
            margin-bottom: 0.3rem;
        }

        .timeline-item.past .timeline-time {
            color: var(--color-text-light);
        }

        .timeline-title {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text);
            margin-bottom: 0.2rem;
        }

        .timeline-desc {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.5;
        }

        /* ========== COMMENT SECTION ========== */
        .comment-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 1.2rem;
            border: 1px solid var(--color-border);
            margin-bottom: 1rem;
            transition: all var(--transition-fast);
        }

        .comment-card:hover {
            box-shadow: var(--shadow-sm);
        }

        .comment-header {
            display: flex;
            align-items: center;
            gap: 0.7rem;
            margin-bottom: 0.6rem;
        }

        .comment-avatar {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: var(--color-accent);
            font-size: 0.9rem;
            flex-shrink: 0;
        }

        .comment-user {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-text);
        }

        .comment-time {
            font-size: 0.75rem;
            color: var(--color-text-light);
        }

        .comment-body {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            padding: 3.5rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(212, 168, 67, 0.08);
            pointer-events: none;
        }

        .cta-section h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6rem;
        }

        .cta-section p {
            color: #bcc5cf;
            font-size: 1rem;
            margin-bottom: 1.5rem;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-form {
            display: flex;
            gap: 0.6rem;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 0.7rem 1rem;
            border-radius: var(--radius-sm);
            border: 1.5px solid transparent;
            font-size: 0.95rem;
            background: #fff;
            transition: all var(--transition-fast);
            outline: none;
        }

        .cta-form input:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.2);
        }

        /* ========== FAQ ACCORDION ========== */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 0.8rem;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            padding: 1rem 1.5rem;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            color: var(--color-text);
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            transition: background var(--transition-fast);
            background: #fff;
            border: none;
            width: 100%;
            text-align: left;
        }

        .faq-question:hover {
            background: #fafbfc;
        }

        .faq-question .faq-icon {
            font-size: 0.8rem;
            color: var(--color-accent);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-normal), padding var(--transition-normal);
            padding: 0 1.5rem;
            background: #fafbfc;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0.8rem 1.5rem 1.2rem;
        }

        .faq-answer p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: #bcc5cf;
            padding: 3rem 1.5rem 1.5rem;
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
            max-width: 1200px;
            margin: 0 auto;
            padding-bottom: 2rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: 0.3px;
        }

        .footer-col p {
            margin: 0 0 0.5rem;
            font-size: 0.85rem;
        }

        .footer-col a {
            display: block;
            color: #bcc5cf;
            font-size: 0.85rem;
            padding: 0.2rem 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--color-accent);
        }

        .footer-subscribe {
            display: flex;
            gap: 0.4rem;
            flex-wrap: wrap;
        }

        .footer-subscribe input {
            flex: 1;
            min-width: 140px;
            padding: 0.5rem 0.7rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.85rem;
            outline: none;
            transition: border-color var(--transition-fast);
        }

        .footer-subscribe input:focus {
            border-color: var(--color-accent);
        }

        .footer-subscribe input::placeholder {
            color: #8895A3;
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 1.5rem auto 0;
            text-align: center;
            font-size: 0.8rem;
            color: #8895A3;
        }

        .footer-bottom a {
            color: #8895A3;
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        .footer-bottom p {
            margin: 0.3rem 0;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .nav-links a {
                padding: 0.4rem 0.5rem;
                font-size: 0.82rem;
            }
            .activity-chips {
                margin-left: 0;
                margin-top: 0.4rem;
            }
            .hero-banner-content h1 {
                font-size: 2rem;
            }
        }

        @media (max-width: 768px) {
            .section-block {
                padding: var(--section-gap-mobile) 0;
            }
            .hero-banner {
                min-height: 280px;
            }
            .hero-banner-content h1 {
                font-size: 1.6rem;
            }
            .hero-banner-content .hero-subtitle {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .timeline-list {
                padding-left: 1.5rem;
            }
            .timeline-item {
                padding-left: 1rem;
            }
            .timeline-item::before {
                left: -2rem;
                width: 11px;
                height: 11px;
            }
            .hamburger-btn {
                display: block;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--color-primary);
                padding: 0.5rem 0;
                gap: 0;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                margin-top: 0.5rem;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 0.6rem 1rem;
                width: 100%;
                border-radius: 0;
            }
            .activity-chips {
                width: 100%;
                overflow-x: auto;
                flex-wrap: nowrap;
                padding: 0.4rem 0;
                margin-left: 0;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: none;
            }
            .activity-chips::-webkit-scrollbar {
                display: none;
            }
            .header-inner {
                flex-wrap: wrap;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .hero-banner-content h1 {
                font-size: 1.35rem;
            }
            .hero-banner {
                min-height: 240px;
            }
            .filter-chips {
                gap: 0.4rem;
            }
            .filter-chip {
                padding: 0.4rem 0.8rem;
                font-size: 0.78rem;
            }
            .live-card-body h3 {
                font-size: 1rem;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: 100%;
            }
            .countdown-timer .time-block {
                min-width: 32px;
                padding: 0.3rem 0.4rem;
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.2rem;
            }
            .faq-question {
                padding: 0.8rem 1rem;
                font-size: 0.9rem;
            }
            .faq-answer {
                padding: 0 1rem;
            }
            .faq-item.open .faq-answer {
                padding: 0.6rem 1rem 1rem;
            }
        }