/* roulang page: index */
:root {
            --color-deep-blue: #0A1628;
            --color-amber-glow: #F5A623;
            --color-amber-dark: #e09400;
            --color-surface: #F7F8FA;
            --color-surface-alt: #EDF0F5;
            --color-text-primary: #1a1f2e;
            --color-text-secondary: #5a6070;
            --color-text-muted: #8b919e;
            --color-border-light: #e5e7eb;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-dock: 0 2px 20px rgba(0, 0, 0, 0.08);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Arial', sans-serif;
            line-height: 1.8;
            font-size: 16px;
            color: var(--color-text-primary);
            background-color: #ffffff;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

        /* Dock Navigation */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            box-shadow: var(--shadow-dock);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            gap: 28px;
            max-width: 95vw;
            transition: all var(--transition-smooth);
            border: 1px solid rgba(229, 231, 235, 0.5);
        }

        .dock-nav .logo-text {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-deep-blue);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 20px;
            list-style: none;
            flex-wrap: nowrap;
        }

        .dock-nav .nav-links a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            white-space: nowrap;
            padding: 6px 10px;
            border-radius: 20px;
            transition: all var(--transition-fast);
            position: relative;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--color-deep-blue);
            background: rgba(10, 22, 40, 0.05);
        }

        .dock-nav .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2.5px;
            background: var(--color-amber-glow);
            border-radius: 2px;
        }

        .dock-nav .nav-cta {
            background: var(--color-amber-glow);
            color: #fff;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(245, 166, 35, 0.3);
            border: none;
            cursor: pointer;
        }

        .dock-nav .nav-cta:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.4);
            transform: translateY(-1px);
        }

        .dock-nav .nav-cta:active {
            transform: scale(0.96);
        }

        /* Mobile menu toggle */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-deep-blue);
            cursor: pointer;
            padding: 4px;
            line-height: 1;
        }

        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 80px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 999;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card-hover);
            padding: 20px 24px;
            flex-direction: column;
            gap: 12px;
            width: 90vw;
            max-width: 400px;
            border: 1px solid var(--color-border-light);
        }

        .mobile-menu-panel.open {
            display: flex;
        }

        .mobile-menu-panel a {
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-primary);
            padding: 10px 14px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            background: rgba(10, 22, 40, 0.05);
            color: var(--color-deep-blue);
        }

        /* Container */
        .container-site {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Section spacing */
        section {
            padding: 60px 0;
        }

        section.section-dark {
            background-color: var(--color-deep-blue);
            color: #ffffff;
        }

        section.section-light {
            background-color: var(--color-surface);
        }

        section.section-white {
            background-color: #ffffff;
        }

        /* Hero */
        .hero-section {
            min-height: 85vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            padding-top: 100px;
            padding-bottom: 60px;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
        }

        .hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: brightness(0.35);
        }

        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 22, 40, 0.7) 0%, rgba(10, 22, 40, 0.85) 60%, rgba(10, 22, 40, 0.95) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .hero-text h1 {
            font-size: clamp(2.2rem, 4.5vw, 3.6rem);
            font-weight: 800;
            line-height: 1.2;
            color: #ffffff;
            letter-spacing: 0.03em;
            margin-bottom: 20px;
        }

        .hero-text h1 .highlight {
            color: var(--color-amber-glow);
            position: relative;
        }

        .hero-text .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 520px;
        }

        .hero-text .hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

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

        .hero-stat-item .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-amber-glow);
            line-height: 1;
        }

        .hero-stat-item .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
        }

        .hero-card-highlight {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-xl);
            padding: 36px 28px;
            position: relative;
            z-index: 1;
            box-shadow: var(--shadow-highlight);
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .hero-card-highlight .badge-recommend {
            display: inline-block;
            background: var(--color-amber-glow);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            align-self: flex-start;
            letter-spacing: 0.04em;
        }

        .hero-card-highlight h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #ffffff;
            line-height: 1.3;
        }

        .hero-card-highlight .compare-row {
            display: flex;
            gap: 16px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            align-items: center;
        }

        .hero-card-highlight .compare-row .vs-label {
            color: var(--color-amber-glow);
            font-weight: 600;
            font-size: 0.85rem;
        }

        .hero-card-highlight .feature-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .hero-card-highlight .feature-list li {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.9rem;
            padding-left: 20px;
            position: relative;
        }

        .hero-card-highlight .feature-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--color-amber-glow);
            font-weight: 700;
            font-size: 0.85rem;
        }

        .btn-primary {
            display: inline-block;
            background: var(--color-amber-glow);
            color: #fff;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            font-size: 1rem;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.35);
            text-align: center;
            cursor: pointer;
            border: none;
            letter-spacing: 0.02em;
        }

        .btn-primary:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 6px 20px rgba(245, 166, 35, 0.45);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: scale(0.96);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: #ffffff;
            font-weight: 600;
            padding: 10px 26px;
            border-radius: var(--radius-full);
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            border: 2px solid rgba(255, 255, 255, 0.5);
            text-align: center;
            cursor: pointer;
        }

        .btn-outline:hover {
            border-color: #ffffff;
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        /* Section titles */
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            display: block;
            width: 48px;
            height: 3px;
            background: var(--color-amber-glow);
            margin-top: 8px;
            border-radius: 2px;
        }

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

        .section-title.light::after {
            background: var(--color-amber-glow);
        }

        .section-desc {
            font-size: 1rem;
            color: var(--color-text-secondary);
            max-width: 640px;
            line-height: 1.7;
            margin-bottom: 32px;
        }

        .section-desc.light {
            color: rgba(255, 255, 255, 0.7);
        }

        /* News list */
        .news-list-item {
            display: flex;
            gap: 20px;
            padding: 20px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
            align-items: flex-start;
        }

        .news-list-item:hover {
            padding-left: 8px;
            border-bottom-color: var(--color-amber-glow);
        }

        .news-list-item .news-date {
            flex-shrink: 0;
            width: 56px;
            text-align: center;
            background: var(--color-surface);
            border-radius: var(--radius-md);
            padding: 8px 6px;
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--color-text-primary);
            line-height: 1.3;
        }

        .news-list-item .news-date .day {
            font-size: 1.3rem;
            display: block;
            color: var(--color-amber-glow);
        }

        .news-list-item .news-body h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 6px;
            transition: color var(--transition-fast);
        }

        .news-list-item:hover .news-body h4 {
            color: var(--color-amber-glow);
        }

        .news-list-item .news-body .news-summary {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin-bottom: 8px;
        }

        .news-list-item .news-body .read-more {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-amber-glow);
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .news-list-item .news-body .read-more:hover {
            gap: 8px;
            color: var(--color-amber-dark);
        }

        .news-list-item .news-body .read-more i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

        .news-list-item:hover .news-body .read-more i {
            transform: translateX(3px);
        }

        /* Service cards */
        .service-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .service-block .service-text h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .service-block .service-text p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.9;
            margin-bottom: 14px;
        }

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

        .service-block .service-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .service-block .service-image:hover img {
            transform: scale(1.03);
        }

        /* Stats grid */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            text-align: center;
            padding: 32px 20px;
            background: #ffffff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }

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

        .stat-card .stat-big-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--color-deep-blue);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-card .stat-big-number .accent {
            color: var(--color-amber-glow);
        }

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

        /* Testimonial */
        .testimonial-item {
            display: flex;
            gap: 20px;
            padding: 28px;
            background: #ffffff;
            border-radius: var(--radius-lg);
            border-left: 4px solid var(--color-amber-glow);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            align-items: flex-start;
        }

        .testimonial-item:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .testimonial-item .avatar-placeholder {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-surface-alt);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--color-text-muted);
            font-weight: 700;
        }

        .testimonial-item .testimonial-body .testimonial-text {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
            font-style: italic;
        }

        .testimonial-item .testimonial-body .testimonial-author {
            font-weight: 700;
            color: var(--color-text-primary);
            font-size: 0.9rem;
        }

        .testimonial-item .testimonial-body .testimonial-role {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        /* Milestone */
        .milestone-track {
            display: flex;
            gap: 0;
            position: relative;
            justify-content: space-between;
            flex-wrap: nowrap;
            overflow-x: auto;
            padding: 20px 0;
        }

        .milestone-track::before {
            content: '';
            position: absolute;
            top: 36px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--color-border-light);
            z-index: 0;
        }

        .milestone-node {
            flex: 1;
            min-width: 120px;
            text-align: center;
            position: relative;
            z-index: 1;
            padding: 0 12px;
        }

        .milestone-node .dot {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--color-amber-glow);
            margin: 0 auto 12px;
            position: relative;
            z-index: 2;
            box-shadow: 0 0 0 6px rgba(245, 166, 35, 0.15);
        }

        .milestone-node .milestone-year {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-deep-blue);
            margin-bottom: 4px;
        }

        .milestone-node .milestone-desc {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            line-height: 1.4;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 20px 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .faq-item .faq-question {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--color-text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }

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

        .faq-item:hover .faq-question .faq-icon {
            background: var(--color-amber-glow);
            color: #fff;
        }

        .faq-item .faq-answer {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-top: 10px;
            display: none;
            padding-right: 44px;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

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

        /* Sell-point cards */
        .sell-point-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .sell-point-card {
            padding: 32px 24px;
            background: #ffffff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            text-align: center;
            border-top: 3px solid transparent;
        }

        .sell-point-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-top-color: var(--color-amber-glow);
        }

        .sell-point-card .sp-icon {
            font-size: 2.2rem;
            color: var(--color-amber-glow);
            margin-bottom: 14px;
        }

        .sell-point-card h4 {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-text-primary);
            margin-bottom: 8px;
        }

        .sell-point-card p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* CTA section */
        .cta-section {
            background: var(--color-deep-blue);
            text-align: center;
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(245, 166, 35, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-section .cta-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }

        .cta-section .cta-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 32px;
            position: relative;
            z-index: 1;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .btn-primary.cta-large {
            font-size: 1.15rem;
            padding: 16px 40px;
            position: relative;
            z-index: 1;
        }

        /* Footer */
        .site-footer {
            background: #060e1a;
            color: rgba(255, 255, 255, 0.6);
            padding: 48px 0 32px;
            font-size: 0.85rem;
            line-height: 1.8;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }

        .site-footer .footer-brand {
            font-weight: 700;
            font-size: 1.2rem;
            color: #ffffff;
            margin-bottom: 10px;
        }

        .site-footer .footer-links h5 {
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 10px;
            font-size: 0.9rem;
        }

        .site-footer .footer-links a {
            display: block;
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.85rem;
            margin-bottom: 6px;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links a:hover {
            color: var(--color-amber-glow);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--color-amber-glow);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-section {
                min-height: auto;
                padding-top: 110px;
            }
            .service-block {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .sell-point-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .dock-nav .nav-links {
                gap: 10px;
            }
            .dock-nav .nav-links a {
                font-size: 0.8rem;
                padding: 4px 7px;
            }
            .dock-nav {
                gap: 14px;
                padding: 8px 16px;
            }
        }

        @media (max-width: 768px) {
            .dock-nav .nav-links {
                display: none;
            }
            .dock-nav .nav-cta {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .dock-nav {
                justify-content: space-between;
                width: 92vw;
                padding: 10px 18px;
            }
            section {
                padding: 40px 0;
            }
            .hero-content {
                grid-template-columns: 1fr;
            }
            .hero-text h1 {
                font-size: 1.8rem;
            }
            .hero-card-highlight {
                padding: 24px 18px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .stat-card .stat-big-number {
                font-size: 2.2rem;
            }
            .sell-point-grid {
                grid-template-columns: 1fr;
            }
            .milestone-track {
                flex-wrap: wrap;
                justify-content: center;
                gap: 20px;
            }
            .milestone-track::before {
                display: none;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .testimonial-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .cta-section .cta-title {
                font-size: 1.6rem;
            }
            .service-block .service-text h3 {
                font-size: 1.3rem;
            }
            .news-list-item {
                flex-direction: column;
                gap: 8px;
            }
            .news-list-item .news-date {
                width: auto;
                display: inline-flex;
                gap: 6px;
                padding: 4px 10px;
                font-size: 0.8rem;
            }
            .news-list-item .news-date .day {
                font-size: 1rem;
                display: inline;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.5rem;
            }
            .hero-text .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-stats {
                gap: 16px;
            }
            .hero-stat-item .stat-number {
                font-size: 1.4rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .container-site {
                padding: 0 16px;
            }
            .btn-primary {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
            .cta-section .btn-primary.cta-large {
                padding: 12px 28px;
                font-size: 1rem;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

/* roulang page: category2 */
:root {
            --color-deep-blue: #0A1628;
            --color-amber-glow: #F5A623;
            --color-amber-dark: #e09400;
            --color-surface: #F7F8FA;
            --color-surface-alt: #EDF0F5;
            --color-text-primary: #1a1f2e;
            --color-text-secondary: #5a6070;
            --color-text-muted: #8b919e;
            --color-border-light: #e5e7eb;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-dock: 0 2px 20px rgba(0, 0, 0, 0.08);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Arial', sans-serif;
            line-height: 1.8;
            font-size: 16px;
            color: var(--color-text-primary);
            background-color: #ffffff;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

        .container-site {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        section {
            padding: 60px 0;
        }

        section.section-dark {
            background-color: var(--color-deep-blue);
            color: #ffffff;
        }

        section.section-light {
            background-color: var(--color-surface);
        }

        section.section-white {
            background-color: #ffffff;
        }

        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            box-shadow: var(--shadow-dock);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            gap: 28px;
            max-width: 95vw;
            transition: all var(--transition-smooth);
            border: 1px solid rgba(229, 231, 235, 0.5);
        }

        .dock-nav .logo-text {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-deep-blue);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 20px;
            list-style: none;
            flex-wrap: nowrap;
        }

        .dock-nav .nav-links a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            white-space: nowrap;
            padding: 6px 10px;
            border-radius: 20px;
            transition: all var(--transition-fast);
            position: relative;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--color-deep-blue);
            background: rgba(10, 22, 40, 0.05);
        }

        .dock-nav .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2.5px;
            background: var(--color-amber-glow);
            border-radius: 2px;
        }

        .dock-nav .nav-cta {
            background: var(--color-amber-glow);
            color: #fff;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(245, 166, 35, 0.3);
            border: none;
            cursor: pointer;
        }

        .dock-nav .nav-cta:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.4);
            transform: translateY(-1px);
        }

        .dock-nav .nav-cta:active {
            transform: scale(0.96);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-deep-blue);
            cursor: pointer;
            padding: 4px;
            line-height: 1;
        }

        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 80px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 999;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card-hover);
            padding: 20px 24px;
            flex-direction: column;
            gap: 12px;
            width: 90vw;
            max-width: 400px;
            border: 1px solid var(--color-border-light);
        }

        .mobile-menu-panel.open {
            display: flex;
        }

        .mobile-menu-panel a {
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-primary);
            padding: 10px 14px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            background: rgba(10, 22, 40, 0.05);
            color: var(--color-deep-blue);
        }

        .hero-category {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }

        .hero-category::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 22, 40, 0.82) 0%, rgba(10, 22, 40, 0.55) 60%, rgba(10, 22, 40, 0.35) 100%);
            z-index: 1;
        }

        .hero-category .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .hero-category .hero-badge {
            display: inline-block;
            background: var(--color-amber-glow);
            color: #fff;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .hero-category h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 0.03em;
            color: #ffffff;
            margin-bottom: 14px;
        }

        .hero-category .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            max-width: 560px;
        }

        .analysis-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            border: 1px solid var(--color-border-light);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .analysis-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: transparent;
        }

        .analysis-card .card-image-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--color-surface-alt);
        }

        .analysis-card .card-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .analysis-card .card-image-wrap .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-amber-glow);
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            z-index: 2;
        }

        .analysis-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .analysis-card .card-body .card-date {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .analysis-card .card-body .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-primary);
            line-height: 1.45;
            margin-bottom: 10px;
            transition: color var(--transition-fast);
        }

        .analysis-card:hover .card-body .card-title {
            color: var(--color-deep-blue);
        }

        .analysis-card .card-body .card-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }

        .analysis-card .card-body .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-amber-glow);
            transition: all var(--transition-fast);
            align-self: flex-start;
        }

        .analysis-card .card-body .card-link:hover {
            color: var(--color-amber-dark);
            gap: 10px;
        }

        .analysis-card .card-body .card-link i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

        .analysis-card:hover .card-body .card-link i {
            transform: translateX(3px);
        }

        .feature-block {
            display: flex;
            gap: 28px;
            align-items: flex-start;
            padding: 28px;
            background: #fff;
            border-radius: var(--radius-lg);
            border-left: 4px solid var(--color-amber-glow);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
        }

        .feature-block:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateX(2px);
        }

        .feature-block .feature-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: rgba(245, 166, 35, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-amber-glow);
        }

        .feature-block .feature-text h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 6px;
        }

        .feature-block .feature-text p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 18px 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .faq-item .faq-question {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: color var(--transition-fast);
        }

        .faq-item .faq-question i {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-amber-glow);
        }

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding-top 0.3s ease;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 10px;
        }

        .faq-item:hover .faq-question {
            color: var(--color-deep-blue);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-amber-glow);
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.3);
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 6px 20px rgba(245, 166, 35, 0.4);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: scale(0.96);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--color-deep-blue);
            padding: 12px 24px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            border: 2px solid var(--color-deep-blue);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }

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

        .site-footer {
            background: var(--color-deep-blue);
            color: #ffffff;
            padding: 48px 0 28px;
            margin-top: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .site-footer .footer-brand {
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 8px;
            color: #fff;
        }

        .site-footer .footer-links h5 {
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 12px;
            color: rgba(255, 255, 255, 0.7);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .site-footer .footer-links a {
            display: block;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links a:hover {
            color: var(--color-amber-glow);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
            align-items: center;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--color-amber-glow);
        }

        @media (max-width: 1024px) {
            .dock-nav .nav-links {
                gap: 8px;
            }
            .dock-nav .nav-links a {
                font-size: 0.78rem;
                padding: 5px 7px;
            }
            .dock-nav {
                gap: 14px;
                padding: 10px 16px;
            }
            .dock-nav .logo-text {
                font-size: 1.1rem;
            }
            .hero-category h1 {
                font-size: 2.2rem;
            }
            .hero-category {
                min-height: 340px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .feature-block {
                flex-direction: column;
                gap: 16px;
            }
        }

        @media (max-width: 768px) {
            .dock-nav .nav-links {
                display: none;
            }
            .dock-nav .nav-cta {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .dock-nav {
                justify-content: space-between;
                padding: 10px 20px;
                gap: 0;
            }
            .hero-category {
                min-height: 300px;
                text-align: center;
            }
            .hero-category .hero-content {
                max-width: 100%;
                text-align: center;
            }
            .hero-category .hero-subtitle {
                max-width: 100%;
                margin: 0 auto;
            }
            .hero-category h1 {
                font-size: 1.8rem;
            }
            section {
                padding: 40px 0;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .analysis-card .card-body {
                padding: 16px;
            }
            .analysis-card .card-body .card-title {
                font-size: 1rem;
            }
            .feature-block {
                padding: 20px;
            }
        }

        @media (max-width: 520px) {
            .hero-category h1 {
                font-size: 1.5rem;
            }
            .hero-category .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-category {
                min-height: 260px;
            }
            .dock-nav {
                padding: 8px 14px;
                top: 8px;
            }
            .dock-nav .logo-text {
                font-size: 1rem;
            }
            .btn-primary {
                padding: 12px 22px;
                font-size: 0.9rem;
            }
            .btn-outline {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-deep-blue: #0A1628;
            --color-amber-glow: #F5A623;
            --color-amber-dark: #e09400;
            --color-surface: #F7F8FA;
            --color-surface-alt: #EDF0F5;
            --color-text-primary: #1a1f2e;
            --color-text-secondary: #5a6070;
            --color-text-muted: #8b919e;
            --color-border-light: #e5e7eb;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-dock: 0 2px 20px rgba(0, 0, 0, 0.08);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Arial', sans-serif;
            line-height: 1.8;
            font-size: 16px;
            color: var(--color-text-primary);
            background-color: #ffffff;
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
        }

        p {
            margin: 0 0 1em;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        /* Dock Navigation */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            box-shadow: var(--shadow-dock);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            gap: 28px;
            max-width: 95vw;
            transition: all var(--transition-smooth);
            border: 1px solid rgba(229, 231, 235, 0.5);
        }

        .dock-nav .logo-text {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-deep-blue);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 18px;
            list-style: none;
            flex-wrap: nowrap;
        }

        .dock-nav .nav-links a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            white-space: nowrap;
            padding: 6px 10px;
            border-radius: 20px;
            transition: all var(--transition-fast);
            position: relative;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--color-deep-blue);
            background: rgba(10, 22, 40, 0.05);
        }

        .dock-nav .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2.5px;
            background: var(--color-amber-glow);
            border-radius: 2px;
        }

        .dock-nav .nav-cta {
            background: var(--color-amber-glow);
            color: #fff;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(245, 166, 35, 0.3);
            border: none;
            cursor: pointer;
        }

        .dock-nav .nav-cta:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.4);
            transform: translateY(-1px);
        }

        .dock-nav .nav-cta:active {
            transform: scale(0.96);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-deep-blue);
            cursor: pointer;
            padding: 4px;
            line-height: 1;
        }

        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 80px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 999;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card-hover);
            padding: 20px 24px;
            flex-direction: column;
            gap: 12px;
            width: 90vw;
            max-width: 400px;
            border: 1px solid var(--color-border-light);
        }

        .mobile-menu-panel.open {
            display: flex;
        }

        .mobile-menu-panel a {
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-primary);
            padding: 10px 14px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            background: rgba(10, 22, 40, 0.05);
            color: var(--color-deep-blue);
        }

        /* Container */
        .container-site {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Section spacing */
        section {
            padding: 60px 0;
        }

        section.section-dark {
            background-color: var(--color-deep-blue);
            color: #ffffff;
        }

        section.section-light {
            background-color: var(--color-surface);
        }

        section.section-white {
            background-color: #ffffff;
        }

        /* Buttons */
        .btn-primary {
            display: inline-block;
            background: var(--color-amber-glow);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 10px rgba(245, 166, 35, 0.3);
            border: none;
            cursor: pointer;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 6px 18px rgba(245, 166, 35, 0.4);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: scale(0.96);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-deep-blue);
            padding: 11px 26px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            border: 2px solid var(--color-deep-blue);
            cursor: pointer;
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--color-deep-blue);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline-light {
            display: inline-block;
            background: transparent;
            color: #ffffff;
            padding: 11px 26px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            border: 2px solid rgba(255, 255, 255, 0.6);
            cursor: pointer;
            text-align: center;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            transform: translateY(-2px);
        }

        /* Cards */
        .card {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            overflow: hidden;
        }

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

        /* Rank Table */
        .rank-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            background: #fff;
        }

        .rank-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
            font-size: 0.95rem;
        }

        .rank-table thead {
            background: var(--color-deep-blue);
            color: #fff;
        }

        .rank-table thead th {
            padding: 14px 16px;
            text-align: left;
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .rank-table tbody tr {
            border-bottom: 1px solid var(--color-border-light);
            transition: background var(--transition-fast);
        }

        .rank-table tbody tr:hover {
            background: rgba(245, 166, 35, 0.04);
        }

        .rank-table tbody td {
            padding: 13px 16px;
            vertical-align: middle;
        }

        .rank-table .rank-num {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-deep-blue);
            width: 50px;
        }

        .rank-table .rank-num.top3 {
            color: var(--color-amber-glow);
            font-size: 1.3rem;
        }

        .rank-table .team-name {
            font-weight: 600;
            color: var(--color-text-primary);
        }

        .rank-table .stat-value {
            font-weight: 700;
            color: var(--color-deep-blue);
        }

        .rank-table .trend-up {
            color: #10b981;
            font-weight: 600;
        }

        .rank-table .trend-down {
            color: #ef4444;
            font-weight: 600;
        }

        .rank-table .trend-stable {
            color: var(--color-text-muted);
        }

        /* Stat number */
        .stat-number {
            font-size: 3.5rem;
            font-weight: 800;
            color: var(--color-amber-glow);
            line-height: 1;
            letter-spacing: -0.02em;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-top: 6px;
            font-weight: 500;
        }

        /* Badge */
        .badge {
            display: inline-block;
            padding: 4px 10px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.03em;
        }

        .badge-gold {
            background: rgba(245, 166, 35, 0.15);
            color: var(--color-amber-dark);
        }

        .badge-blue {
            background: rgba(10, 22, 40, 0.08);
            color: var(--color-deep-blue);
        }

        .badge-green {
            background: rgba(16, 185, 129, 0.12);
            color: #10b981;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 18px 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            color: var(--color-amber-glow);
        }

        .faq-item .faq-question {
            font-weight: 600;
            font-size: 1.05rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 12px;
        }

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

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--color-amber-glow);
        }

        /* Footer */
        .site-footer {
            background: var(--color-deep-blue);
            color: rgba(255, 255, 255, 0.8);
            padding: 50px 0 30px;
            font-size: 0.9rem;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .site-footer .footer-brand {
            font-weight: 700;
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
        }

        .site-footer .footer-links h5 {
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .site-footer .footer-links a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            padding: 4px 0;
            transition: color var(--transition-fast);
            font-size: 0.85rem;
        }

        .site-footer .footer-links a:hover {
            color: var(--color-amber-glow);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
            align-items: center;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--color-amber-glow);
        }

        /* Hero specific */
        .hero-rank {
            background: linear-gradient(170deg, #0A1628 0%, #111d35 40%, #0f1a2e 100%);
            color: #fff;
            padding: 100px 0 70px;
            position: relative;
            overflow: hidden;
            min-height: 500px;
            display: flex;
            align-items: center;
        }

        .hero-rank::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(245, 166, 35, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-rank::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(245, 166, 35, 0.05) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-rank .hero-content {
            position: relative;
            z-index: 2;
        }

        /* Insight card */
        .insight-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border-left: 4px solid var(--color-amber-glow);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .dock-nav .nav-links {
                gap: 8px;
            }
            .dock-nav .nav-links a {
                font-size: 0.8rem;
                padding: 5px 7px;
            }
            .dock-nav {
                gap: 14px;
                padding: 8px 16px;
            }
            .dock-nav .logo-text {
                font-size: 1.1rem;
            }
            .dock-nav .nav-cta {
                font-size: 0.75rem;
                padding: 6px 14px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .stat-number {
                font-size: 2.5rem;
            }
            section {
                padding: 40px 0;
            }
            .hero-rank {
                padding: 80px 0 50px;
                min-height: 400px;
            }
        }

        @media (max-width: 768px) {
            .dock-nav .nav-links {
                display: none;
            }
            .dock-nav .nav-cta {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .dock-nav {
                justify-content: space-between;
                padding: 10px 18px;
                gap: 10px;
                top: 10px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .stat-number {
                font-size: 2rem;
            }
            section {
                padding: 32px 0;
            }
            .hero-rank {
                padding: 70px 0 40px;
                min-height: 350px;
            }
            .rank-table {
                min-width: 550px;
                font-size: 0.82rem;
            }
            .rank-table thead th,
            .rank-table tbody td {
                padding: 10px 10px;
            }
            .container-site {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .dock-nav {
                padding: 8px 14px;
                top: 6px;
                border-radius: var(--radius-lg);
            }
            .dock-nav .logo-text {
                font-size: 1rem;
            }
            .mobile-menu-panel {
                top: 65px;
                width: 94vw;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .stat-number {
                font-size: 1.6rem;
            }
            .hero-rank {
                padding: 60px 0 30px;
                min-height: 300px;
            }
            .rank-table {
                min-width: 450px;
                font-size: 0.75rem;
            }
            .rank-table thead th,
            .rank-table tbody td {
                padding: 8px 8px;
            }
            section {
                padding: 24px 0;
            }
            .insight-card {
                padding: 18px 14px;
            }
        }

/* roulang page: category1 */
:root {
            --color-deep-blue: #0A1628;
            --color-amber-glow: #F5A623;
            --color-amber-dark: #e09400;
            --color-surface: #F7F8FA;
            --color-surface-alt: #EDF0F5;
            --color-text-primary: #1a1f2e;
            --color-text-secondary: #5a6070;
            --color-text-muted: #8b919e;
            --color-border-light: #e5e7eb;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-dock: 0 2px 20px rgba(0, 0, 0, 0.08);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Arial', sans-serif;
            line-height: 1.8;
            font-size: 16px;
            color: var(--color-text-primary);
            background-color: #ffffff;
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
        }

        p {
            margin: 0;
        }

        /* Dock Navigation */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            box-shadow: var(--shadow-dock);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            gap: 28px;
            max-width: 95vw;
            transition: all var(--transition-smooth);
            border: 1px solid rgba(229, 231, 235, 0.5);
        }

        .dock-nav .logo-text {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-deep-blue);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 20px;
            list-style: none;
            flex-wrap: nowrap;
            margin: 0;
            padding: 0;
        }

        .dock-nav .nav-links a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            white-space: nowrap;
            padding: 6px 10px;
            border-radius: 20px;
            transition: all var(--transition-fast);
            position: relative;
            display: inline-block;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--color-deep-blue);
            background: rgba(10, 22, 40, 0.05);
        }

        .dock-nav .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2.5px;
            background: var(--color-amber-glow);
            border-radius: 2px;
        }

        .dock-nav .nav-cta {
            background: var(--color-amber-glow);
            color: #fff;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(245, 166, 35, 0.3);
            border: none;
            cursor: pointer;
            display: inline-block;
            text-align: center;
        }

        .dock-nav .nav-cta:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.4);
            transform: translateY(-1px);
        }

        .dock-nav .nav-cta:active {
            transform: scale(0.96);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-deep-blue);
            cursor: pointer;
            padding: 4px;
            line-height: 1;
        }

        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 80px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 999;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card-hover);
            padding: 20px 24px;
            flex-direction: column;
            gap: 12px;
            width: 90vw;
            max-width: 400px;
            border: 1px solid var(--color-border-light);
        }

        .mobile-menu-panel.open {
            display: flex;
        }

        .mobile-menu-panel a {
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-primary);
            padding: 10px 14px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            display: block;
        }

        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            background: rgba(10, 22, 40, 0.05);
            color: var(--color-deep-blue);
        }

        /* Container */
        .container-site {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Section spacing */
        section {
            padding: 60px 0;
        }

        section.section-dark {
            background-color: var(--color-deep-blue);
            color: #ffffff;
        }

        section.section-light {
            background-color: var(--color-surface);
        }

        section.section-white {
            background-color: #ffffff;
        }

        /* Hero area */
        .hero-category {
            position: relative;
            padding: 100px 0 70px;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-category::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 22, 40, 0.88) 0%, rgba(10, 22, 40, 0.65) 50%, rgba(10, 22, 40, 0.78) 100%);
            z-index: 1;
        }

        .hero-category .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
        }

        .hero-category .hero-badge {
            display: inline-block;
            background: var(--color-amber-glow);
            color: #fff;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }

        .hero-category h1 {
            font-size: 3rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.03em;
            line-height: 1.2;
            margin-bottom: 16px;
        }

        .hero-category .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            max-width: 650px;
        }

        /* Filter tags */
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            padding: 0;
            margin: 0;
        }

        .filter-tag {
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1.5px solid var(--color-border-light);
            background: #fff;
            color: var(--color-text-secondary);
            white-space: nowrap;
        }

        .filter-tag:hover,
        .filter-tag.active {
            background: var(--color-deep-blue);
            color: #fff;
            border-color: var(--color-deep-blue);
        }

        /* News list */
        .news-list-item {
            display: flex;
            gap: 24px;
            padding: 24px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
            align-items: flex-start;
        }

        .news-list-item:hover {
            padding-left: 8px;
            background: rgba(247, 248, 250, 0.5);
            border-radius: var(--radius-md);
            padding-left: 16px;
            padding-right: 8px;
            margin: 0 -8px;
        }

        .news-date-block {
            flex-shrink: 0;
            width: 72px;
            text-align: center;
            background: var(--color-surface);
            border-radius: var(--radius-md);
            padding: 12px 8px;
            border: 1px solid var(--color-border-light);
        }

        .news-date-block .date-day {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-deep-blue);
            line-height: 1;
        }

        .news-date-block .date-month {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-top: 2px;
        }

        .news-date-block .date-time {
            font-size: 0.7rem;
            color: var(--color-amber-glow);
            margin-top: 4px;
            font-weight: 500;
        }

        .news-content {
            flex: 1;
            min-width: 0;
        }

        .news-content .news-title {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }

        .news-list-item:hover .news-title {
            color: var(--color-amber-dark);
        }

        .news-content .news-summary {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .news-meta .meta-tag {
            font-size: 0.75rem;
            color: var(--color-amber-glow);
            font-weight: 500;
            background: rgba(245, 166, 35, 0.08);
            padding: 3px 10px;
            border-radius: var(--radius-full);
        }

        .news-meta .meta-read {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            cursor: pointer;
            transition: color var(--transition-fast);
            font-weight: 500;
        }

        .news-meta .meta-read:hover {
            color: var(--color-amber-glow);
        }

        .news-meta .meta-read i {
            margin-left: 4px;
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

        .news-meta .meta-read:hover i {
            transform: translateX(3px);
        }

        /* Hot events mini cards */
        .hot-events-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
        }

        .hot-event-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-fast);
            border: 1px solid var(--color-border-light);
            cursor: pointer;
        }

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

        .hot-event-card .card-img-wrap {
            position: relative;
            height: 180px;
            overflow: hidden;
        }

        .hot-event-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .hot-event-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .hot-event-card .card-img-wrap .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-amber-glow);
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.03em;
        }

        .hot-event-card .card-body {
            padding: 16px;
        }

        .hot-event-card .card-body h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .hot-event-card .card-body .card-info {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            line-height: 1.5;
        }

        /* Subscribe CTA */
        .subscribe-cta {
            background: var(--color-deep-blue);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .subscribe-cta::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(245, 166, 35, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }

        .subscribe-cta h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .subscribe-cta p {
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .subscribe-cta .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-cta .cta-input {
            flex: 1;
            min-width: 220px;
            padding: 14px 20px;
            border-radius: var(--radius-full);
            border: 2px solid transparent;
            font-size: 0.9rem;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            transition: all var(--transition-fast);
        }

        .subscribe-cta .cta-input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }

        .subscribe-cta .cta-input:focus {
            border-color: var(--color-amber-glow);
            background: rgba(255, 255, 255, 0.15);
            outline: none;
        }

        .subscribe-cta .cta-btn {
            padding: 14px 28px;
            border-radius: var(--radius-full);
            background: var(--color-amber-glow);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            border: none;
            box-shadow: 0 2px 12px rgba(245, 166, 35, 0.35);
        }

        .subscribe-cta .cta-btn:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 4px 18px rgba(245, 166, 35, 0.5);
            transform: translateY(-1px);
        }

        .subscribe-cta .cta-btn:active {
            transform: scale(0.96);
        }

        /* Footer */
        .site-footer {
            background: var(--color-deep-blue);
            color: #ffffff;
            padding: 50px 0 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand {
            font-weight: 700;
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: #fff;
            letter-spacing: 0.02em;
        }

        .footer-links h5 {
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 14px;
            color: rgba(255, 255, 255, 0.8);
            letter-spacing: 0.03em;
        }

        .footer-links a {
            display: block;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--color-amber-glow);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
            align-items: center;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition-fast);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .dock-nav .nav-links {
                gap: 10px;
            }
            .dock-nav .nav-links a {
                font-size: 0.8rem;
                padding: 5px 7px;
            }
            .dock-nav {
                gap: 16px;
                padding: 8px 16px;
            }
            .dock-nav .logo-text {
                font-size: 1.1rem;
            }
            .dock-nav .nav-cta {
                padding: 6px 14px;
                font-size: 0.78rem;
            }
            .hero-category h1 {
                font-size: 2.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .news-date-block {
                width: 60px;
                padding: 10px 6px;
            }
            .news-date-block .date-day {
                font-size: 1.3rem;
            }
            .hot-events-grid {
                grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            }
        }

        @media (max-width: 768px) {
            .dock-nav .nav-links {
                display: none;
            }
            .dock-nav .nav-cta {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .dock-nav {
                justify-content: space-between;
                padding: 10px 20px;
                gap: 0;
            }
            .hero-category {
                padding: 80px 0 50px;
                min-height: 320px;
            }
            .hero-category h1 {
                font-size: 1.8rem;
            }
            .hero-category .hero-subtitle {
                font-size: 0.95rem;
            }
            .news-list-item {
                flex-direction: column;
                gap: 12px;
                padding: 18px 0;
            }
            .news-date-block {
                width: auto;
                display: inline-flex;
                align-items: center;
                gap: 8px;
                padding: 6px 14px;
                border-radius: var(--radius-full);
                flex-direction: row;
            }
            .news-date-block .date-day {
                font-size: 1rem;
            }
            .news-date-block .date-month {
                font-size: 0.7rem;
                margin-top: 0;
            }
            .news-date-block .date-time {
                margin-top: 0;
                margin-left: 4px;
            }
            .news-list-item:hover {
                padding-left: 8px;
                padding-right: 8px;
                margin: 0 -4px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .subscribe-cta {
                padding: 32px 20px;
            }
            .subscribe-cta h3 {
                font-size: 1.3rem;
            }
            .hot-events-grid {
                grid-template-columns: 1fr;
            }
            section {
                padding: 40px 0;
            }
            .container-site {
                padding: 0 16px;
            }
        }

        @media (max-width: 520px) {
            .dock-nav {
                top: 8px;
                padding: 8px 14px;
                border-radius: var(--radius-lg);
            }
            .dock-nav .logo-text {
                font-size: 1rem;
            }
            .hero-category {
                padding: 70px 0 40px;
                min-height: 280px;
            }
            .hero-category h1 {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .filter-tags {
                gap: 6px;
            }
            .filter-tag {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
            .news-content .news-title {
                font-size: 1rem;
            }
            .subscribe-cta .cta-form {
                flex-direction: column;
            }
            .subscribe-cta .cta-input {
                min-width: auto;
                width: 100%;
            }
            .subscribe-cta .cta-btn {
                width: 100%;
                text-align: center;
            }
        }

/* roulang page: category4 */
:root {
            --color-deep-blue: #0A1628;
            --color-amber-glow: #F5A623;
            --color-amber-dark: #e09400;
            --color-surface: #F7F8FA;
            --color-surface-alt: #EDF0F5;
            --color-text-primary: #1a1f2e;
            --color-text-secondary: #5a6070;
            --color-text-muted: #8b919e;
            --color-border-light: #e5e7eb;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-dock: 0 2px 20px rgba(0, 0, 0, 0.08);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Arial', sans-serif;
            line-height: 1.8;
            font-size: 16px;
            color: var(--color-text-primary);
            background-color: #ffffff;
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
        }

        p {
            margin: 0;
        }

        /* Dock Navigation */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            box-shadow: var(--shadow-dock);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            gap: 28px;
            max-width: 95vw;
            transition: all var(--transition-smooth);
            border: 1px solid rgba(229, 231, 235, 0.5);
        }

        .dock-nav .logo-text {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-deep-blue);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 20px;
            list-style: none;
            flex-wrap: nowrap;
            margin: 0;
            padding: 0;
        }

        .dock-nav .nav-links a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            white-space: nowrap;
            padding: 6px 10px;
            border-radius: 20px;
            transition: all var(--transition-fast);
            position: relative;
            display: inline-block;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--color-deep-blue);
            background: rgba(10, 22, 40, 0.05);
        }

        .dock-nav .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2.5px;
            background: var(--color-amber-glow);
            border-radius: 2px;
        }

        .dock-nav .nav-cta {
            background: var(--color-amber-glow);
            color: #fff;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(245, 166, 35, 0.3);
            border: none;
            cursor: pointer;
            display: inline-block;
        }

        .dock-nav .nav-cta:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.4);
            transform: translateY(-1px);
        }

        .dock-nav .nav-cta:active {
            transform: scale(0.96);
        }

        /* Mobile menu toggle */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-deep-blue);
            cursor: pointer;
            padding: 4px;
            line-height: 1;
        }

        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 80px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 999;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card-hover);
            padding: 20px 24px;
            flex-direction: column;
            gap: 12px;
            width: 90vw;
            max-width: 400px;
            border: 1px solid var(--color-border-light);
        }

        .mobile-menu-panel.open {
            display: flex;
        }

        .mobile-menu-panel a {
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-primary);
            padding: 10px 14px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            display: block;
        }

        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            background: rgba(10, 22, 40, 0.05);
            color: var(--color-deep-blue);
        }

        /* Container */
        .container-site {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Section spacing */
        section {
            padding: 60px 0;
        }

        section.section-dark {
            background-color: var(--color-deep-blue);
            color: #ffffff;
        }

        section.section-light {
            background-color: var(--color-surface);
        }

        section.section-white {
            background-color: #ffffff;
        }

        /* Hero */
        .hero-section {
            padding: 100px 0 70px;
            position: relative;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }

        .hero-section .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 22, 40, 0.88) 0%, rgba(10, 22, 40, 0.7) 50%, rgba(10, 22, 40, 0.82) 100%);
            z-index: 1;
        }

        .hero-section .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            z-index: 0;
            filter: saturate(0.8);
        }

        .hero-section .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .hero-section .hero-tag {
            display: inline-block;
            background: rgba(245, 166, 35, 0.2);
            color: var(--color-amber-glow);
            padding: 6px 16px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
            border: 1px solid rgba(245, 166, 35, 0.3);
        }

        .hero-section h1 {
            font-size: 3rem;
            font-weight: 800;
            letter-spacing: 0.03em;
            color: #ffffff;
            line-height: 1.2;
            margin-bottom: 18px;
        }

        .hero-section .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 560px;
        }

        .hero-section .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* Buttons */
        .btn-primary {
            display: inline-block;
            background: var(--color-amber-glow);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(245, 166, 35, 0.3);
            cursor: pointer;
            border: none;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 4px 16px rgba(245, 166, 35, 0.4);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: scale(0.96);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: #fff;
            padding: 11px 26px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            border: 2px solid rgba(255, 255, 255, 0.5);
            cursor: pointer;
            text-align: center;
        }

        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .btn-outline-dark {
            display: inline-block;
            background: transparent;
            color: var(--color-deep-blue);
            padding: 11px 26px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            border: 2px solid var(--color-deep-blue);
            cursor: pointer;
            text-align: center;
        }

        .btn-outline-dark:hover {
            background: var(--color-deep-blue);
            color: #fff;
        }

        /* Section titles */
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text-primary);
            letter-spacing: 0.02em;
            margin-bottom: 10px;
            position: relative;
        }

        .section-title::after {
            content: '';
            display: block;
            width: 48px;
            height: 3px;
            background: var(--color-amber-glow);
            border-radius: 2px;
            margin-top: 10px;
        }

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

        .section-title.light::after {
            background: var(--color-amber-glow);
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 680px;
            margin-bottom: 32px;
        }

        /* Live match cards */
        .live-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .live-card {
            background: #ffffff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            border: 1px solid var(--color-border-light);
            display: flex;
            flex-direction: column;
        }

        .live-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: transparent;
        }

        .live-card .card-img-wrap {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .live-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .live-card .live-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: #e53e3e;
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            animation: pulse-badge 1.8s infinite;
        }

        .live-card .upcoming-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-amber-glow);
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.04em;
        }

        .live-card .replay-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: #5a6070;
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 700;
            letter-spacing: 0.04em;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.65;
            }
        }

        .live-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .live-card .card-date {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }

        .live-card .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .live-card .card-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }

        .live-card .card-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-amber-glow);
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .live-card .card-link:hover {
            color: var(--color-amber-dark);
            gap: 10px;
        }

        .live-card .card-link i {
            font-size: 0.75rem;
            transition: transform var(--transition-fast);
        }

        .live-card .card-link:hover i {
            transform: translateX(3px);
        }

        /* Feature highlight block */
        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .feature-block .feature-text h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .feature-block .feature-text p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-bottom: 14px;
        }

        .feature-block .feature-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .feature-block .feature-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }

        /* Stats row */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .stat-item .stat-number {
            font-size: 3rem;
            font-weight: 800;
            color: var(--color-amber-glow);
            letter-spacing: 0.02em;
            line-height: 1;
        }

        .stat-item .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 8px;
            letter-spacing: 0.04em;
        }

        /* Steps */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
        }

        .step-item {
            text-align: center;
            padding: 28px 20px;
            background: #ffffff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            position: relative;
        }

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

        .step-item .step-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-deep-blue);
            color: var(--color-amber-glow);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin: 0 auto 16px;
            font-weight: 700;
        }

        .step-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
        }

        .step-item p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            line-height: 1.5;
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 20px 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .faq-item:first-child {
            border-top: 1px solid var(--color-border-light);
        }

        .faq-item .faq-question {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }

        .faq-item .faq-question i {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            transition: transform var(--transition-fast);
        }

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

        .faq-item .faq-answer {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 12px;
        }

        /* CTA Section */
        .cta-section {
            text-align: center;
            padding: 70px 0;
        }

        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }

        .cta-section .btn-primary {
            font-size: 1.05rem;
            padding: 14px 36px;
            box-shadow: 0 4px 20px rgba(245, 166, 35, 0.4);
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-deep-blue);
            color: #ffffff;
            padding: 50px 0 24px;
            margin-top: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .site-footer .footer-brand {
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 12px;
            color: #ffffff;
            letter-spacing: 0.03em;
        }

        .site-footer .footer-links h5 {
            font-size: 0.9rem;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }

        .site-footer .footer-links a {
            display: block;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links a:hover {
            color: var(--color-amber-glow);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
            justify-content: center;
            align-items: center;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--color-amber-glow);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .live-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-block {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .feature-block .feature-image {
                order: -1;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .hero-section h1 {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .dock-nav .nav-links {
                gap: 8px;
            }
            .dock-nav .nav-links a {
                font-size: 0.78rem;
                padding: 4px 7px;
            }
            .dock-nav {
                gap: 14px;
                padding: 8px 16px;
            }
            .dock-nav .logo-text {
                font-size: 1.05rem;
            }
        }

        @media (max-width: 768px) {
            .dock-nav .nav-links {
                display: none;
            }
            .dock-nav .nav-cta {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .dock-nav {
                justify-content: space-between;
                padding: 10px 18px;
                gap: 0;
            }
            .live-card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .steps-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .feature-block {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hero-section {
                padding: 80px 0 50px;
                min-height: 400px;
            }
            .hero-section h1 {
                font-size: 1.7rem;
            }
            .hero-section .hero-subtitle {
                font-size: 0.95rem;
            }
            section {
                padding: 36px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .stat-item .stat-number {
                font-size: 2.2rem;
            }
            .container-site {
                padding: 0 16px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .hero-section h1 {
                font-size: 1.4rem;
            }
            .hero-section .hero-subtitle {
                font-size: 0.85rem;
            }
            .hero-section {
                min-height: 340px;
                padding: 70px 0 40px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .steps-row {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .live-card .card-img-wrap {
                height: 160px;
            }
            .btn-primary {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .btn-outline {
                padding: 9px 18px;
                font-size: 0.85rem;
            }
            .section-title {
                font-size: 1.2rem;
            }
            .dock-nav {
                padding: 8px 14px;
                top: 8px;
            }
            .dock-nav .logo-text {
                font-size: 0.95rem;
            }
        }

/* roulang page: category5 */
:root {
            --color-deep-blue: #0A1628;
            --color-amber-glow: #F5A623;
            --color-amber-dark: #e09400;
            --color-surface: #F7F8FA;
            --color-surface-alt: #EDF0F5;
            --color-text-primary: #1a1f2e;
            --color-text-secondary: #5a6070;
            --color-text-muted: #8b919e;
            --color-border-light: #e5e7eb;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-dock: 0 2px 20px rgba(0, 0, 0, 0.08);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Arial', sans-serif;
            line-height: 1.8;
            font-size: 16px;
            color: var(--color-text-primary);
            background-color: #ffffff;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
        }

        p {
            margin: 0;
        }

        /* Dock Navigation */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            box-shadow: var(--shadow-dock);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            gap: 28px;
            max-width: 95vw;
            transition: all var(--transition-smooth);
            border: 1px solid rgba(229, 231, 235, 0.5);
        }

        .dock-nav .logo-text {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-deep-blue);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 20px;
            list-style: none;
            flex-wrap: nowrap;
        }

        .dock-nav .nav-links a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            white-space: nowrap;
            padding: 6px 10px;
            border-radius: 20px;
            transition: all var(--transition-fast);
            position: relative;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--color-deep-blue);
            background: rgba(10, 22, 40, 0.05);
        }

        .dock-nav .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2.5px;
            background: var(--color-amber-glow);
            border-radius: 2px;
        }

        .dock-nav .nav-cta {
            background: var(--color-amber-glow);
            color: #fff;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(245, 166, 35, 0.3);
            border: none;
            cursor: pointer;
        }

        .dock-nav .nav-cta:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.4);
            transform: translateY(-1px);
        }

        .dock-nav .nav-cta:active {
            transform: scale(0.96);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-deep-blue);
            cursor: pointer;
            padding: 4px;
            line-height: 1;
        }

        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 80px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 999;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card-hover);
            padding: 20px 24px;
            flex-direction: column;
            gap: 12px;
            width: 90vw;
            max-width: 400px;
            border: 1px solid var(--color-border-light);
        }

        .mobile-menu-panel.open {
            display: flex;
        }

        .mobile-menu-panel a {
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-primary);
            padding: 10px 14px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            background: rgba(10, 22, 40, 0.05);
            color: var(--color-deep-blue);
        }

        /* Container */
        .container-site {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Section spacing */
        section {
            padding: 60px 0;
        }

        section.section-dark {
            background-color: var(--color-deep-blue);
            color: #ffffff;
        }

        section.section-light {
            background-color: var(--color-surface);
        }

        section.section-white {
            background-color: #ffffff;
        }

        /* Buttons */
        .btn-primary {
            display: inline-block;
            background: var(--color-amber-glow);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 10px rgba(245, 166, 35, 0.3);
            border: none;
            cursor: pointer;
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 6px 20px rgba(245, 166, 35, 0.45);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: scale(0.96);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-deep-blue);
            padding: 11px 26px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid var(--color-border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-align: center;
            white-space: nowrap;
        }

        .btn-outline:hover {
            border-color: var(--color-amber-glow);
            color: var(--color-amber-glow);
            background: rgba(245, 166, 35, 0.04);
        }

        .btn-outline-light {
            display: inline-block;
            background: transparent;
            color: #ffffff;
            padding: 11px 26px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 1rem;
            border: 2px solid rgba(255, 255, 255, 0.4);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-align: center;
            white-space: nowrap;
        }

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

        /* Cards */
        .card-elevated {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            padding: 24px;
            transition: all var(--transition-smooth);
            border: 1px solid transparent;
        }

        .card-elevated:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: var(--color-border-light);
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 20px 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .faq-item:first-child {
            border-top: 1px solid var(--color-border-light);
        }

        .faq-item .faq-question {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--color-text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }

        .faq-item .faq-question .faq-icon {
            font-size: 0.85rem;
            color: var(--color-amber-glow);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-top: 14px;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-deep-blue);
            color: #ffffff;
            padding: 50px 0 28px;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .site-footer .footer-brand {
            font-weight: 700;
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: #ffffff;
        }

        .site-footer .footer-links h5 {
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 14px;
            color: rgba(255, 255, 255, 0.7);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .site-footer .footer-links a {
            display: block;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.5);
            padding: 5px 0;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links a:hover {
            color: var(--color-amber-glow);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 22px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
            align-items: center;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--color-amber-glow);
        }

        /* Whitepaper Hero */
        .whitepaper-hero {
            padding: 100px 0 70px;
            background-color: var(--color-deep-blue);
            position: relative;
            overflow: hidden;
        }

        .whitepaper-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }

        .whitepaper-hero .hero-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 48px;
            align-items: center;
        }

        .whitepaper-hero .hero-cover-wrap {
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .whitepaper-hero .hero-cover {
            width: 100%;
            max-width: 380px;
            border-radius: var(--radius-lg);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
            border: 2px solid rgba(255, 255, 255, 0.15);
            transition: transform var(--transition-smooth);
        }

        .whitepaper-hero .hero-cover:hover {
            transform: translateY(-6px) scale(1.02);
        }

        .whitepaper-hero .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.03em;
            margin-bottom: 16px;
            line-height: 1.25;
        }

        .whitepaper-hero .hero-content .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .whitepaper-hero .toc-list {
            list-style: none;
            padding: 0;
            margin: 0 0 28px;
        }

        .whitepaper-hero .toc-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.95rem;
            transition: all var(--transition-fast);
        }

        .whitepaper-hero .toc-list li:hover {
            color: #ffffff;
        }

        .whitepaper-hero .toc-list li .toc-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--color-amber-glow);
            color: #fff;
            font-weight: 700;
            font-size: 0.78rem;
            flex-shrink: 0;
        }

        .whitepaper-hero .hero-form-row {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .whitepaper-hero .hero-input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: var(--radius-full);
            border: 2px solid rgba(255, 255, 255, 0.25);
            background: rgba(255, 255, 255, 0.08);
            color: #ffffff;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }

        .whitepaper-hero .hero-input::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }

        .whitepaper-hero .hero-input:focus {
            border-color: var(--color-amber-glow);
            background: rgba(255, 255, 255, 0.14);
            outline: none;
        }

        /* Community features */
        .feature-icon-circle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(10, 22, 40, 0.06);
            color: var(--color-deep-blue);
            font-size: 1.5rem;
            margin-bottom: 16px;
            transition: all var(--transition-fast);
        }

        .card-elevated:hover .feature-icon-circle {
            background: var(--color-amber-glow);
            color: #fff;
            transform: scale(1.08);
        }

        /* Stats bar */
        .stat-block {
            text-align: center;
            padding: 20px;
            border-right: 1px solid var(--color-border-light);
        }

        .stat-block:last-child {
            border-right: none;
        }

        .stat-block .stat-number {
            font-size: 3rem;
            font-weight: 700;
            color: var(--color-deep-blue);
            line-height: 1;
            margin-bottom: 6px;
        }

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

        /* Testimonial */
        .testimonial-block {
            padding: 24px 28px;
            border-left: 4px solid var(--color-amber-glow);
            background: #fff;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            margin-bottom: 16px;
            transition: all var(--transition-fast);
        }

        .testimonial-block:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateX(4px);
        }

        .testimonial-block .testimonial-text {
            font-size: 1rem;
            color: var(--color-text-primary);
            line-height: 1.7;
            margin-bottom: 12px;
            font-style: italic;
        }

        .testimonial-block .testimonial-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .testimonial-block .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-surface-alt);
            flex-shrink: 0;
            overflow: hidden;
        }

        .testimonial-block .testimonial-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .testimonial-block .testimonial-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-text-primary);
        }

        .testimonial-block .testimonial-role {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .whitepaper-hero .hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
                text-align: center;
            }

            .whitepaper-hero .hero-cover-wrap {
                order: -1;
            }

            .whitepaper-hero .hero-cover {
                max-width: 260px;
            }

            .whitepaper-hero .hero-content h1 {
                font-size: 2.2rem;
            }

            .whitepaper-hero .toc-list li {
                justify-content: center;
            }

            .whitepaper-hero .hero-form-row {
                justify-content: center;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .dock-nav .nav-links {
                gap: 10px;
            }

            .dock-nav .nav-links a {
                font-size: 0.8rem;
                padding: 4px 8px;
            }

            .stat-block {
                border-right: none;
                border-bottom: 1px solid var(--color-border-light);
                padding: 16px;
            }

            .stat-block:last-child {
                border-bottom: none;
            }
        }

        @media (max-width: 768px) {
            .dock-nav {
                padding: 8px 16px;
                gap: 14px;
                top: 10px;
                border-radius: var(--radius-lg);
            }

            .dock-nav .nav-links {
                display: none;
            }

            .dock-nav .nav-cta {
                display: none;
            }

            .mobile-menu-toggle {
                display: block;
            }

            .dock-nav {
                justify-content: space-between;
            }

            section {
                padding: 40px 0;
            }

            .whitepaper-hero {
                padding: 80px 0 50px;
            }

            .whitepaper-hero .hero-content h1 {
                font-size: 1.8rem;
            }

            .whitepaper-hero .hero-content .hero-subtitle {
                font-size: 0.95rem;
            }

            .whitepaper-hero .hero-cover {
                max-width: 200px;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                text-align: center;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }

            .stat-block .stat-number {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 520px) {
            .whitepaper-hero .hero-content h1 {
                font-size: 1.5rem;
            }

            .whitepaper-hero .hero-form-row {
                flex-direction: column;
            }

            .whitepaper-hero .hero-input {
                min-width: auto;
                width: 100%;
            }

            .container-site {
                padding: 0 16px;
            }

            .testimonial-block {
                padding: 16px 18px;
            }
        }

/* roulang page: category6 */
:root {
            --color-deep-blue: #0A1628;
            --color-amber-glow: #F5A623;
            --color-amber-dark: #e09400;
            --color-surface: #F7F8FA;
            --color-surface-alt: #EDF0F5;
            --color-text-primary: #1a1f2e;
            --color-text-secondary: #5a6070;
            --color-text-muted: #8b919e;
            --color-border-light: #e5e7eb;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-dock: 0 2px 20px rgba(0, 0, 0, 0.08);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Arial', sans-serif;
            line-height: 1.8;
            font-size: 16px;
            color: var(--color-text-primary);
            background-color: #ffffff;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

        /* Dock Navigation */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            box-shadow: var(--shadow-dock);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            gap: 28px;
            max-width: 95vw;
            transition: all var(--transition-smooth);
            border: 1px solid rgba(229, 231, 235, 0.5);
        }

        .dock-nav .logo-text {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-deep-blue);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 20px;
            list-style: none;
            flex-wrap: nowrap;
        }

        .dock-nav .nav-links a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            white-space: nowrap;
            padding: 6px 10px;
            border-radius: 20px;
            transition: all var(--transition-fast);
            position: relative;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--color-deep-blue);
            background: rgba(10, 22, 40, 0.05);
        }

        .dock-nav .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2.5px;
            background: var(--color-amber-glow);
            border-radius: 2px;
        }

        .dock-nav .nav-cta {
            background: var(--color-amber-glow);
            color: #fff;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(245, 166, 35, 0.3);
            border: none;
            cursor: pointer;
        }

        .dock-nav .nav-cta:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.4);
            transform: translateY(-1px);
        }

        .dock-nav .nav-cta:active {
            transform: scale(0.96);
        }

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-deep-blue);
            cursor: pointer;
            padding: 4px;
            line-height: 1;
        }

        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 80px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 999;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card-hover);
            padding: 20px 24px;
            flex-direction: column;
            gap: 12px;
            width: 90vw;
            max-width: 400px;
            border: 1px solid var(--color-border-light);
        }

        .mobile-menu-panel.open {
            display: flex;
        }

        .mobile-menu-panel a {
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-primary);
            padding: 10px 14px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            background: rgba(10, 22, 40, 0.05);
            color: var(--color-deep-blue);
        }

        /* Container */
        .container-site {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Section spacing */
        section {
            padding: 60px 0;
        }

        section.section-dark {
            background-color: var(--color-deep-blue);
            color: #ffffff;
        }

        section.section-light {
            background-color: var(--color-surface);
        }

        section.section-white {
            background-color: #ffffff;
        }

        /* Buttons */
        .btn-primary {
            display: inline-block;
            background: var(--color-amber-glow);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 10px rgba(245, 166, 35, 0.3);
            cursor: pointer;
            border: none;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 6px 20px rgba(245, 166, 35, 0.4);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: scale(0.96);
        }

        .btn-outline {
            display: inline-block;
            border: 2px solid var(--color-amber-glow);
            color: var(--color-amber-glow);
            padding: 10px 26px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            cursor: pointer;
            background: transparent;
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--color-amber-glow);
            color: #fff;
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.3);
        }

        .btn-outline-on-dark {
            display: inline-block;
            border: 2px solid var(--color-amber-glow);
            color: var(--color-amber-glow);
            padding: 10px 26px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            cursor: pointer;
            background: transparent;
            text-align: center;
        }

        .btn-outline-on-dark:hover {
            background: var(--color-amber-glow);
            color: #fff;
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.4);
        }

        /* Cards */
        .card-article {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: all var(--transition-smooth);
            border: 1px solid var(--color-border-light);
            display: flex;
            flex-direction: column;
        }

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

        .card-article .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--color-surface-alt);
        }

        .card-article .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .card-article .card-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-article .card-date {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 8px;
            letter-spacing: 0.03em;
        }

        .card-article .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 10px;
            line-height: 1.5;
            transition: color var(--transition-fast);
        }

        .card-article:hover .card-title {
            color: var(--color-amber-dark);
        }

        .card-article .card-summary {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }

        .card-article .card-link {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-amber-glow);
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .card-article .card-link:hover {
            color: var(--color-amber-dark);
            gap: 10px;
        }

        .card-article .card-link i {
            font-size: 0.75rem;
            transition: transform var(--transition-fast);
        }

        .card-article:hover .card-link i {
            transform: translateX(3px);
        }

        /* Expert highlight card */
        .expert-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            text-align: center;
        }

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

        .expert-card .expert-avatar {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: var(--color-surface-alt);
            margin: 0 auto 16px;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--color-text-muted);
            border: 3px solid var(--color-border-light);
        }

        .expert-card .expert-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .expert-card .expert-name {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-text-primary);
            margin-bottom: 4px;
        }

        .expert-card .expert-role {
            font-size: 0.85rem;
            color: var(--color-amber-glow);
            font-weight: 500;
            margin-bottom: 10px;
        }

        .expert-card .expert-bio {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: 18px 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .faq-item:first-child {
            border-top: 1px solid var(--color-border-light);
        }

        .faq-item .faq-question {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--color-text-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: color var(--transition-fast);
        }

        .faq-item:hover .faq-question {
            color: var(--color-amber-dark);
        }

        .faq-item .faq-icon {
            font-size: 1.2rem;
            color: var(--color-amber-glow);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

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

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 12px;
        }

        /* Stats highlight */
        .stat-block {
            text-align: center;
            padding: 20px;
        }

        .stat-block .stat-number {
            font-size: 3.5rem;
            font-weight: 800;
            color: var(--color-amber-glow);
            line-height: 1;
            letter-spacing: -0.02em;
        }

        .stat-block .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin-top: 6px;
            font-weight: 500;
        }

        /* Page header */
        .page-header {
            background: var(--color-deep-blue);
            padding: 100px 0 60px;
            position: relative;
            overflow: hidden;
            color: #ffffff;
        }

        .page-header::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(10, 22, 40, 0.92) 0%, rgba(10, 22, 40, 0.78) 50%, rgba(10, 22, 40, 0.88) 100%);
            z-index: 1;
        }

        .page-header .header-content {
            position: relative;
            z-index: 2;
        }

        .page-header .header-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 0;
            opacity: 0.35;
        }

        /* Insight block */
        .insight-block {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-card);
            border-left: 4px solid var(--color-amber-glow);
            margin-bottom: 20px;
            transition: all var(--transition-smooth);
        }

        .insight-block:hover {
            box-shadow: var(--shadow-card-hover);
            border-left-color: var(--color-amber-dark);
        }

        .insight-block .insight-meta {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }

        .insight-block .insight-title {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .insight-block .insight-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* Footer */
        .site-footer {
            background: var(--color-deep-blue);
            color: #ffffff;
            padding: 50px 0 24px;
            font-size: 0.9rem;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .site-footer .footer-brand {
            font-weight: 700;
            font-size: 1.3rem;
            margin-bottom: 12px;
            color: #fff;
            letter-spacing: 0.02em;
        }

        .site-footer .footer-links h5 {
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: 14px;
            color: rgba(255, 255, 255, 0.8);
            letter-spacing: 0.03em;
        }

        .site-footer .footer-links a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.85rem;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links a:hover {
            color: var(--color-amber-glow);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
            align-items: center;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--color-amber-glow);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .dock-nav .nav-links {
                gap: 10px;
            }
            .dock-nav .nav-links a {
                font-size: 0.8rem;
                padding: 5px 8px;
            }
            .dock-nav {
                gap: 16px;
                padding: 8px 16px;
            }
            .dock-nav .logo-text {
                font-size: 1.1rem;
            }
            .dock-nav .nav-cta {
                padding: 6px 14px;
                font-size: 0.78rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            section {
                padding: 40px 0;
            }
            .page-header {
                padding: 80px 0 40px;
            }
            .stat-block .stat-number {
                font-size: 2.5rem;
            }
        }

        @media (max-width: 768px) {
            .dock-nav .nav-links {
                display: none;
            }
            .dock-nav .nav-cta {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .dock-nav {
                justify-content: space-between;
                padding: 10px 18px;
                border-radius: var(--radius-lg);
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            section {
                padding: 32px 0;
            }
            .page-header {
                padding: 70px 0 32px;
            }
            .card-article .card-body {
                padding: 16px;
            }
            .card-article .card-title {
                font-size: 1rem;
            }
            .insight-block {
                padding: 20px;
            }
            .stat-block .stat-number {
                font-size: 2rem;
            }
            .expert-card {
                padding: 20px 16px;
            }
        }

        @media (max-width: 520px) {
            .dock-nav {
                padding: 8px 14px;
                border-radius: var(--radius-md);
                top: 8px;
            }
            .dock-nav .logo-text {
                font-size: 1rem;
            }
            .mobile-menu-panel {
                top: 60px;
            }
            section {
                padding: 24px 0;
            }
            .page-header {
                padding: 56px 0 24px;
            }
            .container-site {
                padding: 0 16px;
            }
            .stat-block .stat-number {
                font-size: 1.6rem;
            }
            .btn-primary,
            .btn-outline,
            .btn-outline-on-dark {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category7 */
:root {
            --color-deep-blue: #0A1628;
            --color-amber-glow: #F5A623;
            --color-amber-dark: #e09400;
            --color-surface: #F7F8FA;
            --color-surface-alt: #EDF0F5;
            --color-text-primary: #1a1f2e;
            --color-text-secondary: #5a6070;
            --color-text-muted: #8b919e;
            --color-border-light: #e5e7eb;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 8px 24px rgba(0, 0, 0, 0.10);
            --shadow-dock: 0 2px 20px rgba(0, 0, 0, 0.08);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --color-accent-green: #10B981;
            --color-accent-red: #EF4444;
            --color-accent-blue: #3B82F6;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Arial', sans-serif;
            line-height: 1.8;
            font-size: 16px;
            color: var(--color-text-primary);
            background-color: #ffffff;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

        /* Dock Navigation */
        .dock-nav {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-radius: var(--radius-full);
            box-shadow: var(--shadow-dock);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            gap: 28px;
            max-width: 95vw;
            transition: all var(--transition-smooth);
            border: 1px solid rgba(229, 231, 235, 0.5);
        }

        .dock-nav .logo-text {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-deep-blue);
            white-space: nowrap;
            letter-spacing: 0.02em;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .dock-nav .logo-text i {
            color: var(--color-amber-glow);
            font-size: 1.1rem;
        }

        .dock-nav .nav-links {
            display: flex;
            align-items: center;
            gap: 14px;
            list-style: none;
            flex-wrap: nowrap;
            padding: 0;
            margin: 0;
        }

        .dock-nav .nav-links a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            white-space: nowrap;
            padding: 6px 10px;
            border-radius: 20px;
            transition: all var(--transition-fast);
            position: relative;
        }

        .dock-nav .nav-links a:hover,
        .dock-nav .nav-links a.active {
            color: var(--color-deep-blue);
            background: rgba(10, 22, 40, 0.05);
        }

        .dock-nav .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 2.5px;
            background: var(--color-amber-glow);
            border-radius: 2px;
        }

        .dock-nav .nav-cta {
            background: var(--color-amber-glow);
            color: #fff;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.85rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(245, 166, 35, 0.3);
            border: none;
            cursor: pointer;
        }

        .dock-nav .nav-cta:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.4);
            transform: translateY(-1px);
        }

        .dock-nav .nav-cta:active {
            transform: scale(0.96);
        }

        /* Mobile menu toggle */
        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-deep-blue);
            cursor: pointer;
            padding: 4px;
            line-height: 1;
        }

        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 80px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 999;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card-hover);
            padding: 20px 24px;
            flex-direction: column;
            gap: 8px;
            width: 90vw;
            max-width: 400px;
            border: 1px solid var(--color-border-light);
        }

        .mobile-menu-panel.open {
            display: flex;
        }

        .mobile-menu-panel a {
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-primary);
            padding: 10px 14px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            background: rgba(10, 22, 40, 0.05);
            color: var(--color-deep-blue);
        }

        /* Container */
        .container-site {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Section spacing */
        section {
            padding: 60px 0;
        }

        section.section-dark {
            background-color: var(--color-deep-blue);
            color: #ffffff;
        }

        section.section-light {
            background-color: var(--color-surface);
        }

        section.section-white {
            background-color: #ffffff;
        }

        /* Hero - Icon Matrix Style */
        .hero-icon-matrix {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            grid-template-rows: repeat(2, 1fr);
            gap: 12px;
            width: fit-content;
        }

        .hero-icon-matrix .icon-cell {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.35rem;
            color: var(--color-amber-glow);
            transition: all var(--transition-fast);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .hero-icon-matrix .icon-cell:hover {
            background: rgba(245, 166, 35, 0.15);
            border-color: rgba(245, 166, 35, 0.3);
            transform: translateY(-2px);
        }

        .hero-status-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 0.85rem;
            color: #cbd5e1;
            white-space: nowrap;
        }

        .hero-status-bar .pulse-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent-green);
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);
            }
        }

        .hero-status-bar .stat-num {
            font-weight: 700;
            color: #fff;
            font-variant-numeric: tabular-nums;
        }

        /* Topic Feature Card */
        .topic-feature-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .topic-feature-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: #d1d5db;
        }

        .topic-feature-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #f1f5f9;
        }

        .topic-feature-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .topic-feature-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .topic-feature-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-amber-glow);
            color: #fff;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 600;
            z-index: 2;
            letter-spacing: 0.03em;
        }

        .topic-feature-card .card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .topic-feature-card .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }

        .topic-feature-card:hover .card-body h3 {
            color: var(--color-amber-glow);
        }

        .topic-feature-card .card-body .card-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 12px;
        }

        .topic-feature-card .card-body .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            padding-top: 12px;
            border-top: 1px solid var(--color-border-light);
        }

        .topic-feature-card .card-body .card-meta i {
            font-size: 0.7rem;
        }

        .read-more-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-amber-glow);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .read-more-link:hover {
            color: var(--color-amber-dark);
            gap: 8px;
        }

        .read-more-link i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }

        .read-more-link:hover i {
            transform: translateX(3px);
        }

        /* Deep Topic List */
        .deep-topic-item {
            display: flex;
            gap: 20px;
            padding: 24px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .deep-topic-item:first-child {
            border-top: 1px solid var(--color-border-light);
        }

        .deep-topic-item:hover {
            padding-left: 8px;
            background: rgba(245, 166, 35, 0.02);
        }

        .deep-topic-item .topic-index {
            font-size: 2.5rem;
            font-weight: 800;
            color: #e5e7eb;
            line-height: 1;
            flex-shrink: 0;
            width: 50px;
            text-align: center;
            transition: color var(--transition-fast);
        }

        .deep-topic-item:hover .topic-index {
            color: var(--color-amber-glow);
        }

        .deep-topic-item .topic-content h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .deep-topic-item .topic-content p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        .deep-topic-item .topic-content .topic-date {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-top: 6px;
        }

        /* Stats Highlight Bar */
        .stats-highlight-row {
            display: flex;
            gap: 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--color-border-light);
        }

        .stats-highlight-row .stat-block {
            flex: 1;
            padding: 28px 20px;
            text-align: center;
            border-right: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }

        .stats-highlight-row .stat-block:last-child {
            border-right: none;
        }

        .stats-highlight-row .stat-block:hover {
            background: rgba(245, 166, 35, 0.03);
        }

        .stats-highlight-row .stat-block .stat-value {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--color-deep-blue);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .stats-highlight-row .stat-block .stat-value .highlight {
            color: var(--color-amber-glow);
        }

        .stats-highlight-row .stat-block .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
        }

        .faq-item .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 0;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-primary);
            background: none;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color var(--transition-fast);
            line-height: 1.5;
        }

        .faq-item .faq-question:hover {
            color: var(--color-amber-glow);
        }

        .faq-item .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-surface);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            transition: all var(--transition-fast);
            color: var(--color-text-muted);
        }

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 0;
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 0 18px 0;
        }

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

        /* CTA Section */
        .cta-section-alt {
            background: var(--color-deep-blue);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section-alt::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(245, 166, 35, 0.08);
            pointer-events: none;
        }

        .cta-section-alt::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: rgba(245, 166, 35, 0.06);
            pointer-events: none;
        }

        .cta-section-alt .cta-content {
            position: relative;
            z-index: 1;
        }

        .btn-primary-lg {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-amber-glow);
            color: #fff;
            padding: 14px 32px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-fast);
            box-shadow: 0 4px 16px rgba(245, 166, 35, 0.35);
            cursor: pointer;
            border: none;
            letter-spacing: 0.02em;
        }

        .btn-primary-lg:hover {
            background: var(--color-amber-dark);
            box-shadow: 0 6px 22px rgba(245, 166, 35, 0.45);
            transform: translateY(-2px);
        }

        .btn-primary-lg:active {
            transform: scale(0.96);
        }

        .btn-outline-lg {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: transparent;
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            cursor: pointer;
            border: 2px solid rgba(255, 255, 255, 0.35);
            letter-spacing: 0.02em;
        }

        .btn-outline-lg:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.06);
            transform: translateY(-1px);
        }

        /* Footer */
        .site-footer {
            background: var(--color-deep-blue);
            color: #ffffff;
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .site-footer .footer-brand {
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: 10px;
            color: #fff;
        }

        .site-footer .footer-links h5 {
            font-weight: 600;
            font-size: 0.9rem;
            margin-bottom: 12px;
            color: rgba(255, 255, 255, 0.85);
            text-transform: uppercase;
            letter-spacing: 0.04em;
        }

        .site-footer .footer-links a {
            display: block;
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.85rem;
            margin-bottom: 6px;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links a:hover {
            color: var(--color-amber-glow);
        }

        .site-footer .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.4);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-bottom a:hover {
            color: var(--color-amber-glow);
        }

        /* Section title decoration */
        .section-title-decorated {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 32px;
        }

        .section-title-decorated .decor-line {
            width: 40px;
            height: 3px;
            background: var(--color-amber-glow);
            border-radius: 2px;
            flex-shrink: 0;
        }

        .section-title-decorated h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-text-primary);
            letter-spacing: 0.02em;
            margin: 0;
        }

        .section-title-decorated .decor-sub {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-left: auto;
            font-weight: 400;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .dock-nav .nav-links {
                gap: 6px;
            }
            .dock-nav .nav-links a {
                font-size: 0.8rem;
                padding: 5px 7px;
            }
            .dock-nav {
                gap: 14px;
                padding: 8px 16px;
            }
            .dock-nav .logo-text {
                font-size: 1.1rem;
            }
            .dock-nav .nav-cta {
                font-size: 0.78rem;
                padding: 6px 14px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .stats-highlight-row {
                flex-wrap: wrap;
            }
            .stats-highlight-row .stat-block {
                flex: 0 0 50%;
                border-bottom: 1px solid var(--color-border-light);
            }
            .stats-highlight-row .stat-block:nth-child(3),
            .stats-highlight-row .stat-block:nth-child(4) {
                border-bottom: none;
            }
            .stats-highlight-row .stat-block:nth-child(2) {
                border-right: none;
            }
            .hero-icon-matrix .icon-cell {
                width: 42px;
                height: 42px;
                font-size: 1.1rem;
            }
            .hero-icon-matrix {
                gap: 8px;
            }
        }

        @media (max-width: 768px) {
            .dock-nav .nav-links {
                display: none;
            }
            .dock-nav .nav-cta {
                display: none;
            }
            .mobile-menu-toggle {
                display: block;
            }
            .dock-nav {
                justify-content: space-between;
                padding: 10px 18px;
                gap: 0;
                border-radius: var(--radius-lg);
            }
            section {
                padding: 40px 0;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .deep-topic-item {
                flex-direction: column;
                gap: 8px;
                padding: 18px 0;
            }
            .deep-topic-item .topic-index {
                font-size: 1.8rem;
                width: auto;
                text-align: left;
            }
            .stats-highlight-row .stat-block {
                flex: 0 0 100%;
                border-right: none;
                border-bottom: 1px solid var(--color-border-light);
            }
            .stats-highlight-row .stat-block:last-child {
                border-bottom: none;
            }
            .cta-section-alt {
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }
            .hero-icon-matrix {
                grid-template-columns: repeat(3, 1fr);
                gap: 8px;
            }
            .hero-icon-matrix .icon-cell {
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }
            .hero-status-bar {
                font-size: 0.75rem;
                padding: 6px 12px;
            }
            .section-title-decorated {
                flex-wrap: wrap;
                gap: 8px;
            }
            .section-title-decorated .decor-sub {
                margin-left: 0;
                width: 100%;
            }
            .topic-feature-card .card-body {
                padding: 16px;
            }
            .topic-feature-card .card-body h3 {
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .dock-nav {
                border-radius: var(--radius-md);
                padding: 8px 14px;
                top: 8px;
            }
            .dock-nav .logo-text {
                font-size: 1rem;
            }
            .hero-icon-matrix {
                grid-template-columns: repeat(2, 1fr);
                gap: 6px;
            }
            .hero-icon-matrix .icon-cell {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
                border-radius: var(--radius-sm);
            }
            .container-site {
                padding: 0 14px;
            }
            section {
                padding: 30px 0;
            }
            .cta-section-alt {
                padding: 28px 16px;
            }
            .btn-primary-lg {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .btn-outline-lg {
                padding: 12px 20px;
                font-size: 0.85rem;
            }
            .stats-highlight-row .stat-block .stat-value {
                font-size: 1.8rem;
            }
        }