/* roulang page: index */
:root {
            --color-primary: #1a3a5c;
            --color-primary-dark: #0f2640;
            --color-accent: #e8a817;
            --color-accent-hover: #c98e14;
            --color-accent-light: #fdf3d6;
            --color-bg: #f7f8fa;
            --color-surface: #ffffff;
            --color-text: #2c3e50;
            --color-text-weak: #6c7a89;
            --color-text-muted: #9aa5b1;
            --color-border: #e0e5ec;
            --color-border-light: #eef1f5;
            --color-danger: #e74c3c;
            --color-success: #27ae60;
            --color-info: #3498db;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 18px rgba(0, 0, 0, 0.09);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 14px 44px rgba(0, 0, 0, 0.14);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Segoe UI', sans-serif;
            --max-width: 1240px;
            --nav-height: 68px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition-fast);
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(26, 58, 92, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }
        input {
            font-family: inherit;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            margin: 0;
            line-height: 1.35;
            color: var(--color-text);
            font-weight: 700;
        }
        p {
            margin: 0;
        }

        /* Container */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 15px;
            }
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            height: 100%;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--color-primary) 0%, #1f5080 100%);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 20px;
            letter-spacing: -1px;
        }
        .logo-text {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.3px;
        }
        .logo-text span {
            color: var(--color-accent);
        }

        /* Desktop Nav */
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }
        .main-nav a.nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .main-nav a.nav-link:hover {
            background: #f0f4f8;
            color: var(--color-primary);
        }
        .main-nav a.nav-link.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
        }
        .main-nav a.nav-link.active:hover {
            background: var(--color-primary-dark);
            color: #fff;
        }

        /* Mega Menu Trigger */
        .mega-trigger-wrap {
            position: relative;
        }
        .mega-trigger {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 8px 16px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            cursor: pointer;
            background: transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .mega-trigger:hover {
            background: #f0f4f8;
            color: var(--color-primary);
        }
        .mega-trigger i {
            font-size: 0.7rem;
            transition: transform var(--transition-fast);
        }
        .mega-trigger-wrap:hover .mega-trigger i {
            transform: rotate(180deg);
        }
        .mega-panel {
            position: absolute;
            top: calc(100% + 8px);
            right: 0;
            width: 520px;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            padding: 24px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-10px);
            transition: all var(--transition-normal);
            z-index: 999;
            border: 1px solid var(--color-border-light);
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            pointer-events: none;
        }
        .mega-trigger-wrap:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
            pointer-events: auto;
        }
        .mega-panel-card {
            display: flex;
            gap: 12px;
            padding: 12px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            cursor: pointer;
            align-items: flex-start;
            text-decoration: none;
            color: inherit;
        }
        .mega-panel-card:hover {
            background: #f7f9fb;
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }
        .mega-panel-card .mp-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--color-accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1.1rem;
            color: var(--color-accent);
        }
        .mega-panel-card .mp-info h4 {
            font-size: 0.9rem;
            font-weight: 700;
            margin-bottom: 2px;
            color: var(--color-text);
        }
        .mega-panel-card .mp-info span {
            font-size: 0.78rem;
            color: var(--color-text-weak);
            line-height: 1.3;
        }

        /* Mobile menu toggle */
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-text);
            padding: 6px;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .mobile-toggle:hover {
            color: var(--color-primary);
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 998;
            opacity: 0;
            transition: opacity var(--transition-normal);
        }
        .mobile-nav-overlay.open {
            opacity: 1;
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--nav-height);
            right: 0;
            width: 300px;
            max-width: 85vw;
            bottom: 0;
            background: var(--color-surface);
            z-index: 999;
            padding: 20px;
            transform: translateX(100%);
            transition: transform var(--transition-normal);
            overflow-y: auto;
            box-shadow: var(--shadow-xl);
            flex-direction: column;
            gap: 4px;
        }
        .mobile-nav-panel.open {
            transform: translateX(0);
        }
        .mobile-nav-panel a.nav-link {
            display: block;
            padding: 12px 16px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a.nav-link:hover,
        .mobile-nav-panel a.nav-link.active {
            background: var(--color-primary);
            color: #fff;
        }

        @media (max-width: 1024px) {
            .main-nav {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .mobile-nav-overlay {
                display: block;
                pointer-events: none;
            }
            .mobile-nav-overlay.open {
                pointer-events: auto;
            }
            .mobile-nav-panel {
                display: flex;
            }
            .mega-trigger-wrap {
                display: none;
            }
        }

        /* ============ HERO ============ */
        .hero-section {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('assets/images/backpic/back-1.webp') center/cover no-repeat;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, rgba(15, 38, 64, 0.88) 0%, rgba(26, 58, 92, 0.78) 40%, rgba(10, 25, 45, 0.9) 100%);
            z-index: 1;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
            padding-top: 40px;
            padding-bottom: 40px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(232, 168, 23, 0.18);
            color: var(--color-accent);
            border: 1px solid rgba(232, 168, 23, 0.4);
            padding: 6px 18px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 0.6px;
            margin-bottom: 20px;
        }
        .hero-title {
            font-size: 2.8rem;
            font-weight: 900;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: -0.5px;
            line-height: 1.25;
        }
        .hero-title .accent {
            color: var(--color-accent);
        }
        .hero-subtitle {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.82);
            max-width: 620px;
            margin: 0 auto 28px;
            line-height: 1.6;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 13px 28px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-normal);
            cursor: pointer;
            white-space: nowrap;
            text-decoration: none;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #1a1a1a;
            box-shadow: 0 4px 16px rgba(232, 168, 23, 0.35);
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            color: #1a1a1a;
            box-shadow: 0 6px 22px rgba(232, 168, 23, 0.5);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.55);
        }
        .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            transform: translateY(-2px);
        }
        .hero-search-wrap {
            display: flex;
            max-width: 480px;
            margin: 24px auto 0;
            background: rgba(255, 255, 255, 0.12);
            border-radius: 50px;
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: all var(--transition-fast);
        }
        .hero-search-wrap:focus-within {
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.2);
            box-shadow: 0 0 0 4px rgba(232, 168, 23, 0.15);
        }
        .hero-search-wrap input {
            flex: 1;
            background: transparent;
            border: none;
            padding: 13px 20px;
            color: #fff;
            font-size: 0.95rem;
            outline: none;
        }
        .hero-search-wrap input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }
        .hero-search-wrap button {
            background: var(--color-accent);
            color: #1a1a1a;
            padding: 13px 22px;
            border-radius: 0 50px 50px 0;
            font-weight: 700;
            font-size: 0.9rem;
        }
        .hero-search-wrap button:hover {
            background: var(--color-accent-hover);
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 460px;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .btn {
                padding: 11px 22px;
                font-size: 0.88rem;
            }
        }
        @media (max-width: 520px) {
            .hero-section {
                min-height: 400px;
            }
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-search-wrap {
                flex-direction: column;
                border-radius: var(--radius-md);
                background: transparent;
                border: none;
                gap: 8px;
            }
            .hero-search-wrap input {
                background: rgba(255, 255, 255, 0.12);
                border-radius: 50px;
                border: 1px solid rgba(255, 255, 255, 0.25);
                text-align: center;
            }
            .hero-search-wrap button {
                border-radius: 50px;
                justify-content: center;
            }
        }

        /* ============ SECTIONS ============ */
        .section {
            padding: 64px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: 8px;
            position: relative;
            display: inline-block;
        }
        .section-header h2::after {
            content: '';
            display: block;
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin: 10px auto 0;
        }
        .section-header .section-lead {
            color: var(--color-text-weak);
            font-size: 0.95rem;
            max-width: 550px;
            margin: 8px auto 0;
        }
        .section-dark {
            background: var(--color-primary);
            color: #fff;
        }
        .section-dark h2,
        .section-dark h3 {
            color: #fff;
        }
        .section-dark .section-lead {
            color: rgba(255, 255, 255, 0.7);
        }
        .section-accent-bg {
            background: #fefdf8;
            border-top: 1px solid var(--color-border-light);
            border-bottom: 1px solid var(--color-border-light);
        }
        @media (max-width: 768px) {
            .section {
                padding: 44px 0;
            }
            .section-sm {
                padding: 28px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
        }

        /* ============ FEATURE CARDS ============ */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .feature-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            position: relative;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .feature-card .fc-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            margin: 0 auto 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            background: var(--color-accent-light);
            color: var(--color-accent);
            transition: all var(--transition-normal);
        }
        .feature-card:hover .fc-icon {
            background: var(--color-accent);
            color: #fff;
            transform: scale(1.08);
        }
        .feature-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .feature-card p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
        }
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .features-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .feature-card {
                padding: 20px 16px;
            }
        }

        /* ============ CATEGORY CARDS ============ */
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 18px;
        }
        .cat-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            text-decoration: none;
            color: inherit;
            display: flex;
            flex-direction: column;
            background: var(--color-surface);
            border: 1px solid var(--color-border-light);
        }
        .cat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .cat-card .cat-img {
            height: 140px;
            overflow: hidden;
            position: relative;
        }
        .cat-card .cat-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .cat-card:hover .cat-img img {
            transform: scale(1.06);
        }
        .cat-card .cat-body {
            padding: 16px 14px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .cat-card .cat-body h3 {
            font-size: 1rem;
            font-weight: 700;
        }
        .cat-card .cat-body .cat-tag {
            display: inline-block;
            background: var(--color-accent-light);
            color: var(--color-accent);
            font-size: 0.72rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 50px;
            align-self: flex-start;
        }
        @media (max-width: 1024px) {
            .cat-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 640px) {
            .cat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .cat-card .cat-img {
                height: 110px;
            }
        }
        @media (max-width: 400px) {
            .cat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
        }

        /* ============ NEWS LIST ============ */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            background: var(--color-surface);
            border: 1px solid var(--color-border-light);
        }
        .news-item {
            display: flex;
            gap: 16px;
            padding: 18px 22px;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            align-items: flex-start;
            text-decoration: none;
            color: inherit;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item:hover {
            background: #fafbfc;
        }
        .news-item .news-date {
            flex-shrink: 0;
            background: #f0f4f8;
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            text-align: center;
            min-width: 56px;
            font-weight: 700;
            font-size: 0.8rem;
            color: var(--color-text-weak);
            line-height: 1.2;
        }
        .news-item .news-date strong {
            display: block;
            font-size: 1.3rem;
            color: var(--color-primary);
        }
        .news-item .news-content h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--color-text);
            transition: color var(--transition-fast);
        }
        .news-item:hover .news-content h4 {
            color: var(--color-accent);
        }
        .news-item .news-content p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .news-arrow {
            flex-shrink: 0;
            align-self: center;
            color: var(--color-text-muted);
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }
        .news-item:hover .news-arrow {
            color: var(--color-accent);
            transform: translateX(3px);
        }
        @media (max-width: 640px) {
            .news-item {
                padding: 14px 16px;
                gap: 10px;
            }
            .news-item .news-date {
                min-width: 44px;
                padding: 6px 8px;
                font-size: 0.7rem;
            }
            .news-item .news-date strong {
                font-size: 1rem;
            }
            .news-item .news-content h4 {
                font-size: 0.9rem;
            }
        }

        /* ============ DATA DASHBOARD ============ */
        .data-dashboard {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .data-card {
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: all var(--transition-normal);
        }
        .data-card:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }
        .data-card .data-value {
            font-size: 2.4rem;
            font-weight: 900;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 6px;
        }
        .data-card .data-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            font-weight: 600;
        }
        .data-card .data-sub {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .data-dashboard {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .data-card .data-value {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 420px) {
            .data-dashboard {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .data-card {
                padding: 16px 12px;
            }
        }

        /* ============ TOPIC CARDS ============ */
        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .topic-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            background: var(--color-surface);
            transition: all var(--transition-normal);
            border: 1px solid var(--color-border-light);
            text-decoration: none;
            color: inherit;
            display: flex;
            flex-direction: column;
        }
        .topic-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .topic-card .topic-img {
            height: 170px;
            overflow: hidden;
        }
        .topic-card .topic-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .topic-card:hover .topic-img img {
            transform: scale(1.05);
        }
        .topic-card .topic-body {
            padding: 18px 16px;
            flex: 1;
        }
        .topic-card .topic-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .topic-card .topic-body p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
            margin-bottom: 8px;
        }
        .topic-card .topic-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .topic-card .topic-tags span {
            font-size: 0.7rem;
            background: #f0f4f8;
            color: var(--color-text-weak);
            padding: 3px 10px;
            border-radius: 50px;
            font-weight: 600;
        }
        @media (max-width: 900px) {
            .topic-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .topic-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .topic-card .topic-img {
                height: 150px;
            }
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .faq-item {
            background: var(--color-surface);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .faq-item:hover {
            border-color: #d0d7e0;
        }
        .faq-item .faq-q {
            padding: 18px 20px;
            font-weight: 700;
            font-size: 0.97rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            user-select: none;
            color: var(--color-text);
            transition: color var(--transition-fast);
        }
        .faq-item .faq-q i {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            transition: transform var(--transition-normal);
            flex-shrink: 0;
        }
        .faq-item.open .faq-q i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-item.open .faq-q {
            color: var(--color-primary);
        }
        .faq-item .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-normal), padding var(--transition-normal);
            padding: 0 20px;
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.65;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
            padding: 0 20px 18px;
        }
        @media (max-width: 520px) {
            .faq-item .faq-q {
                padding: 14px 15px;
                font-size: 0.9rem;
            }
            .faq-item .faq-a {
                padding: 0 15px;
                font-size: 0.83rem;
            }
            .faq-item.open .faq-a {
                padding: 0 15px 14px;
            }
        }

        /* ============ CTA ============ */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #1f5080 50%, var(--color-primary-dark) 100%);
            text-align: center;
            border-radius: var(--radius-xl);
            padding: 48px 30px;
            margin: 0 20px;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 50%;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 140px;
            height: 140px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 50%;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 1.7rem;
            font-weight: 800;
            margin-bottom: 10px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1rem;
            margin-bottom: 22px;
        }
        .cta-section .btn-primary {
            font-size: 1rem;
            padding: 14px 34px;
        }
        @media (max-width: 640px) {
            .cta-section {
                margin: 0 10px;
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: #0f1a28;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 24px;
            font-size: 0.85rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 36px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
            font-size: 0.83rem;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-brand {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-brand span {
            color: var(--color-accent);
        }
        .footer-desc {
            font-size: 0.83rem;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.6;
            max-width: 280px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.45);
            transition: color var(--transition-fast);
        }
        .footer-bottom-links a:hover {
            color: var(--color-accent);
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 6px;
        }
        .friend-links span {
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.75rem;
            cursor: default;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .footer-bottom-links {
                justify-content: center;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
        }

        /* ============ UTILITY ============ */
        .text-center {
            text-align: center;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .divider {
            width: 60px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin: 0 auto;
        }

/* roulang page: category3 */
:root {
            --primary: #1a237e;
            --primary-light: #283593;
            --primary-dark: #0d1542;
            --accent: #e63946;
            --accent-hover: #c1121f;
            --accent-light: #ff6b6b;
            --gold: #f4a261;
            --gold-dark: #e07b39;
            --bg: #f8f9fc;
            --bg-alt: #eef1f8;
            --bg-card: #ffffff;
            --bg-dark: #0f1535;
            --bg-dark-alt: #1a2044;
            --text: #1c1c2e;
            --text-secondary: #5a5f7a;
            --text-light: #8890b5;
            --text-on-dark: #e8eaf6;
            --text-on-dark-secondary: #b0b8d8;
            --border: #dfe3ef;
            --border-light: #eef0f7;
            --border-dark: #2a3058;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(26, 35, 126, 0.06);
            --shadow: 0 4px 18px rgba(26, 35, 126, 0.08);
            --shadow-md: 0 8px 32px rgba(26, 35, 126, 0.10);
            --shadow-lg: 0 16px 48px rgba(26, 35, 126, 0.14);
            --shadow-accent: 0 6px 20px rgba(230, 57, 70, 0.28);
            --transition: 0.22s ease;
            --transition-slow: 0.35s ease;
            --font-stack: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
            --section-gap: 60px;
            --section-gap-sm: 40px;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            color: var(--text);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            text-decoration: none;
        }

        .logo-icon {
            width: 44px;
            height: 44px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            letter-spacing: -1px;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: -0.3px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--accent);
            font-weight: 800;
        }

        /* Main Nav */
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .main-nav .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 10px 15px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
            text-decoration: none;
        }

        .main-nav .nav-link:hover {
            color: var(--primary);
            background: rgba(26, 35, 126, 0.05);
        }

        .main-nav .nav-link.active {
            color: var(--primary);
            font-weight: 700;
            background: rgba(26, 35, 126, 0.07);
        }

        .main-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 15px;
            right: 15px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
        }

        /* Mega Trigger */
        .mega-trigger-wrap {
            position: relative;
        }

        .mega-trigger {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 15px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            border: 1px solid transparent;
            transition: all var(--transition);
            white-space: nowrap;
            font-family: inherit;
            cursor: pointer;
        }

        .mega-trigger:hover {
            color: var(--primary);
            background: rgba(26, 35, 126, 0.05);
        }

        .mega-trigger i {
            font-size: 11px;
            transition: transform var(--transition);
        }

        .mega-panel {
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 8px;
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            padding: 16px;
            min-width: 340px;
            display: none;
            flex-direction: column;
            gap: 8px;
            border: 1px solid var(--border-light);
            z-index: 1001;
        }

        .mega-trigger-wrap:hover .mega-panel,
        .mega-trigger:focus+.mega-panel,
        .mega-panel:hover {
            display: flex;
        }

        .mega-panel-card {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: var(--radius);
            text-decoration: none;
            color: var(--text);
            transition: all var(--transition);
            background: transparent;
        }

        .mega-panel-card:hover {
            background: var(--bg-alt);
        }

        .mp-icon {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 16px;
            flex-shrink: 0;
        }

        .mp-info h4 {
            font-size: 14px;
            font-weight: 600;
            margin: 0 0 2px;
            color: var(--text);
        }

        .mp-info span {
            font-size: 12px;
            color: var(--text-light);
        }

        /* Mobile Nav Toggle */
        .mobile-nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--text);
            padding: 8px;
            cursor: pointer;
            border-radius: var(--radius-sm);
        }

        .mobile-nav-toggle:hover {
            background: var(--bg-alt);
        }

        /* Page Banner */
        .page-banner {
            position: relative;
            background: var(--bg-dark);
            padding: 70px 0 60px;
            overflow: hidden;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 21, 53, 0.88) 0%, rgba(26, 35, 126, 0.78) 50%, rgba(15, 21, 53, 0.85) 100%);
            z-index: 1;
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
        }

        .banner-breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-on-dark-secondary);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .banner-breadcrumb a {
            color: var(--text-on-dark-secondary);
            text-decoration: none;
            transition: color var(--transition);
        }

        .banner-breadcrumb a:hover {
            color: #fff;
        }

        .banner-breadcrumb .sep {
            color: var(--text-on-dark-secondary);
            font-size: 10px;
        }

        .banner-breadcrumb .current {
            color: #fff;
            font-weight: 500;
        }

        .page-banner h1 {
            font-size: 38px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.5px;
        }

        .page-banner .banner-sub {
            font-size: 17px;
            color: var(--text-on-dark-secondary);
            max-width: 600px;
            line-height: 1.6;
        }

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

        .section-sm {
            padding: var(--section-gap-sm) 0;
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
            letter-spacing: -0.3px;
        }

        .section-lead {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 32px;
            max-width: 650px;
            line-height: 1.6;
        }

        .section-header {
            margin-bottom: 32px;
        }

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

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

        /* Dashboard Cards */
        .dashboard-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .dash-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 22px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

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

        .dash-card .dash-icon {
            width: 42px;
            height: 42px;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 12px;
        }

        .dash-card .dash-icon.blue {
            background: #e8eaf6;
            color: var(--primary);
        }
        .dash-card .dash-icon.red {
            background: #fce4e4;
            color: var(--accent);
        }
        .dash-card .dash-icon.gold {
            background: #fff3e0;
            color: var(--gold-dark);
        }
        .dash-card .dash-icon.green {
            background: #e8f5e9;
            color: #2e7d32;
        }

        .dash-card .dash-value {
            font-size: 30px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.5px;
            margin-bottom: 4px;
        }

        .dash-card .dash-label {
            font-size: 13px;
            color: var(--text-light);
            font-weight: 500;
        }

        .dash-card .dash-change {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            margin-top: 6px;
            padding: 3px 8px;
            border-radius: 20px;
        }

        .dash-card .dash-change.up {
            background: #e8f5e9;
            color: #2e7d32;
        }
        .dash-card .dash-change.down {
            background: #fce4e4;
            color: #c62828;
        }

        /* Analysis Articles */
        .analysis-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .analysis-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .analysis-card .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

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

        .analysis-card .card-tag {
            display: inline-block;
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 20px;
            margin-bottom: 10px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .analysis-card .card-tag.tag-blue {
            background: #e8eaf6;
            color: var(--primary);
        }
        .analysis-card .card-tag.tag-red {
            background: #fce4e4;
            color: var(--accent);
        }
        .analysis-card .card-tag.tag-gold {
            background: #fff3e0;
            color: var(--gold-dark);
        }

        .analysis-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
            line-height: 1.4;
        }

        .analysis-card .card-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 12px;
        }

        .analysis-card .card-meta {
            font-size: 12px;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .analysis-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            transition: all var(--transition);
            text-decoration: none;
            margin-top: auto;
        }

        .analysis-card .card-link:hover {
            color: var(--accent-hover);
            gap: 8px;
        }

        /* Comparison Table */
        .comparison-section {
            background: var(--bg-alt);
            border-radius: var(--radius-xl);
            padding: 40px;
            border: 1px solid var(--border-light);
        }

        .comparison-section .comp-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 24px;
        }

        .comp-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
        }

        .comp-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 640px;
        }

        .comp-table thead th {
            background: var(--primary);
            color: #fff;
            padding: 14px 16px;
            font-size: 14px;
            font-weight: 600;
            text-align: center;
            white-space: nowrap;
        }

        .comp-table thead th:first-child {
            border-radius: var(--radius-sm) 0 0 0;
            text-align: left;
        }

        .comp-table thead th:last-child {
            border-radius: 0 var(--radius-sm) 0 0;
        }

        .comp-table tbody td {
            padding: 13px 16px;
            font-size: 14px;
            text-align: center;
            border-bottom: 1px solid var(--border-light);
            color: var(--text);
            white-space: nowrap;
        }

        .comp-table tbody td:first-child {
            text-align: left;
            font-weight: 600;
            color: var(--text);
        }

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

        .comp-table tbody tr:hover {
            background: rgba(26, 35, 126, 0.03);
        }

        .comp-table tbody tr:last-child td:first-child {
            border-radius: 0 0 0 var(--radius-sm);
        }

        .comp-table tbody tr:last-child td:last-child {
            border-radius: 0 0 var(--radius-sm) 0;
        }

        .highlight-cell {
            font-weight: 700;
            color: var(--accent) !important;
            background: rgba(230, 57, 70, 0.04);
        }

        /* History Section */
        .history-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .history-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 16px 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }

        .history-item:hover {
            box-shadow: var(--shadow);
            border-color: var(--border);
        }

        .history-date {
            font-size: 13px;
            color: var(--text-light);
            white-space: nowrap;
            min-width: 80px;
            font-weight: 500;
        }

        .history-match {
            flex: 1;
            font-weight: 600;
            font-size: 15px;
            color: var(--text);
        }

        .history-score {
            font-weight: 800;
            font-size: 16px;
            color: var(--primary);
            white-space: nowrap;
        }

        .history-badge {
            display: inline-block;
            font-size: 11px;
            padding: 4px 10px;
            border-radius: 20px;
            font-weight: 600;
            white-space: nowrap;
        }

        .history-badge.win {
            background: #e8f5e9;
            color: #2e7d32;
        }
        .history-badge.loss {
            background: #fce4e4;
            color: #c62828;
        }
        .history-badge.draw {
            background: #fff8e1;
            color: #f57f17;
        }

        /* FAQ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }

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

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            background: none;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-family: inherit;
            transition: color var(--transition);
        }

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

        .faq-question i {
            font-size: 12px;
            color: var(--text-light);
            transition: transform var(--transition);
        }

        .faq-answer {
            padding: 0 22px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }

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

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

        .faq-item.open {
            border-color: var(--border);
            box-shadow: var(--shadow-sm);
        }

        /* CTA Section */
        .cta-section {
            background: var(--bg-dark);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 21, 53, 0.9) 0%, rgba(26, 35, 126, 0.82) 100%);
            z-index: 1;
            border-radius: var(--radius-xl);
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
        }

        .cta-section p {
            font-size: 16px;
            color: var(--text-on-dark-secondary);
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 13px 28px;
            border-radius: 30px;
            font-size: 15px;
            font-weight: 600;
            transition: all var(--transition);
            text-decoration: none;
            cursor: pointer;
            border: none;
            font-family: inherit;
            white-space: nowrap;
        }

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

        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(230, 57, 70, 0.38);
            color: #fff;
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.4);
        }

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

        .btn-sm {
            padding: 9px 18px;
            font-size: 13px;
            border-radius: 24px;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-on-dark);
            padding: 50px 0 28px;
            margin-top: var(--section-gap);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }

        .footer-brand span {
            color: var(--accent-light);
            font-weight: 800;
        }

        .footer-desc {
            font-size: 13px;
            color: var(--text-on-dark-secondary);
            line-height: 1.7;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: var(--text-on-dark-secondary);
            text-decoration: none;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .friend-links span {
            font-size: 12px;
            color: var(--text-on-dark-secondary);
            background: var(--bg-dark-alt);
            padding: 5px 10px;
            border-radius: 20px;
            cursor: default;
        }

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 12px;
            color: var(--text-on-dark-secondary);
            line-height: 1.6;
        }

        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }

        .footer-bottom-links a,
        .footer-bottom-links span {
            font-size: 12px;
            color: var(--text-on-dark-secondary);
            text-decoration: none;
            transition: color var(--transition);
            cursor: pointer;
        }

        .footer-bottom-links a:hover {
            color: #fff;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .dashboard-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .analysis-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .page-banner h1 {
                font-size: 30px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px;
                border-bottom: 1px solid var(--border-light);
                box-shadow: var(--shadow-md);
                z-index: 999;
                gap: 2px;
            }

            .main-nav.mobile-open {
                display: flex;
            }

            .main-nav .nav-link {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius);
                font-size: 15px;
            }

            .main-nav .nav-link.active::after {
                display: none;
            }

            .main-nav .nav-link.active {
                background: rgba(26, 35, 126, 0.08);
                border-radius: var(--radius);
            }

            .mega-trigger-wrap {
                width: 100%;
            }

            .mega-trigger {
                width: 100%;
                justify-content: space-between;
                padding: 12px 16px;
                border-radius: var(--radius);
            }

            .mega-panel {
                position: static;
                box-shadow: none;
                border: 1px solid var(--border-light);
                margin-top: 4px;
                min-width: unset;
                width: 100%;
                border-radius: var(--radius);
            }

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

            .dashboard-grid {
                grid-template-columns: 1fr 1fr;
            }

            .analysis-grid {
                grid-template-columns: 1fr;
            }

            .page-banner {
                padding: 48px 0 40px;
            }

            .page-banner h1 {
                font-size: 26px;
            }

            .page-banner .banner-sub {
                font-size: 15px;
            }

            .section {
                padding: var(--section-gap-sm) 0;
            }

            .section-title {
                font-size: 22px;
            }

            .comparison-section {
                padding: 24px 16px;
            }

            .comp-table-wrap {
                margin: 0 -8px;
            }

            .cta-section {
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }

            .cta-section::before {
                border-radius: var(--radius-lg);
            }

            .cta-section h2 {
                font-size: 23px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 12px;
            }

            .footer-bottom-links {
                justify-content: center;
            }

            .history-item {
                flex-wrap: wrap;
                gap: 8px;
            }

            .history-date {
                min-width: auto;
            }

            .history-match {
                flex: 1 1 100%;
                order: 3;
            }
        }

        @media (max-width: 520px) {
            .dashboard-grid {
                grid-template-columns: 1fr;
            }

            .page-banner h1 {
                font-size: 22px;
            }

            .page-banner {
                padding: 36px 0 30px;
            }

            .section-title {
                font-size: 20px;
            }

            .btn {
                padding: 11px 22px;
                font-size: 14px;
            }

            .analysis-card .card-img {
                height: 160px;
            }

            .dash-card .dash-value {
                font-size: 24px;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #0f2044;
            --color-primary-light: #1a3560;
            --color-accent: #d4940b;
            --color-accent-light: #f0b830;
            --color-accent-dark: #b07a08;
            --color-highlight: #c0392b;
            --color-bg: #f9f7f4;
            --color-bg-alt: #f0ede8;
            --color-surface: #ffffff;
            --color-text: #1a1a2e;
            --color-text-strong: #0d1117;
            --color-text-weak: #6b7280;
            --color-text-muted: #9ca3af;
            --color-border: #e0dcd5;
            --color-border-light: #ebe7e0;
            --color-success: #10b981;
            --color-info: #3b82f6;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 2px rgba(15, 32, 68, 0.04);
            --shadow-sm: 0 2px 8px rgba(15, 32, 68, 0.06);
            --shadow-md: 0 6px 20px rgba(15, 32, 68, 0.09);
            --shadow-lg: 0 12px 36px rgba(15, 32, 68, 0.13);
            --shadow-xl: 0 20px 50px rgba(15, 32, 68, 0.18);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-mono: 'SF Mono', 'Consolas', 'Monaco', monospace;
            --spacing-xs: 0.5rem;
            --spacing-sm: 0.75rem;
            --spacing-md: 1.25rem;
            --spacing-lg: 2rem;
            --spacing-xl: 3rem;
            --spacing-2xl: 4.5rem;
            --spacing-3xl: 6rem;
            --transition-fast: 0.15s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --header-height: 70px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            overflow-x: hidden;
        }

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

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

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--color-text-strong);
            line-height: 1.3;
            margin-top: 0;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: var(--spacing-md);
            padding-right: var(--spacing-md);
        }

        @media (max-width: 640px) {
            .container {
                padding-left: var(--spacing-sm);
                padding-right: var(--spacing-sm);
            }
        }

        /* ========== HEADER ========== */
        .site-header {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--header-height);
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-xs);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: var(--spacing-md);
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            text-decoration: none;
            color: var(--color-primary);
        }

        .logo-wrap:hover {
            color: var(--color-primary);
        }

        .logo-icon {
            width: 42px;
            height: 42px;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.3px;
        }

        .logo-text span {
            color: var(--color-accent);
            font-weight: 800;
        }

        /* Nav */
        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
            flex-wrap: nowrap;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 14.5px;
            font-weight: 500;
            color: var(--color-text);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .nav-link:hover {
            color: var(--color-accent);
            background: rgba(212, 148, 11, 0.06);
        }

        .nav-link.active {
            color: var(--color-accent);
            background: rgba(212, 148, 11, 0.1);
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
        }

        /* Mega Menu */
        .mega-trigger-wrap {
            position: relative;
        }

        .mega-trigger {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 14.5px;
            font-weight: 500;
            color: var(--color-text);
            background: transparent;
            border: 1px solid var(--color-border);
            white-space: nowrap;
            transition: all var(--transition-fast);
        }

        .mega-trigger:hover {
            color: var(--color-accent);
            border-color: var(--color-accent);
            background: rgba(212, 148, 11, 0.04);
        }

        .mega-trigger i {
            font-size: 10px;
            transition: transform var(--transition-fast);
        }

        .mega-trigger-wrap:hover .mega-trigger i {
            transform: rotate(180deg);
        }

        .mega-panel {
            position: absolute;
            top: calc(100% + 10px);
            right: 0;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            padding: var(--spacing-md);
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            min-width: 520px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: all var(--transition-slow);
            z-index: 999;
        }

        .mega-trigger-wrap:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mega-panel-card {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 12px;
            border-radius: var(--radius-md);
            text-decoration: none;
            color: var(--color-text);
            transition: all var(--transition-fast);
            background: transparent;
        }

        .mega-panel-card:hover {
            background: var(--color-bg);
            color: var(--color-text-strong);
        }

        .mp-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 16px;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }

        .mega-panel-card:hover .mp-icon {
            background: var(--color-accent);
            color: #fff;
        }

        .mp-info h4 {
            font-size: 13.5px;
            font-weight: 600;
            margin: 0 0 2px 0;
            color: var(--color-text-strong);
        }

        .mp-info span {
            font-size: 12px;
            color: var(--color-text-weak);
        }

        /* Mobile nav toggle */
        .mobile-nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--color-primary);
            padding: 6px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

        .mobile-nav-toggle:hover {
            background: var(--color-bg-alt);
        }

        /* ========== MAIN ========== */
        .main-content {
            flex: 1;
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: var(--color-primary);
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            padding: var(--spacing-3xl) 0;
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 32, 68, 0.88) 0%, rgba(15, 32, 68, 0.7) 50%, rgba(15, 32, 68, 0.82) 100%);
            z-index: 1;
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
        }

        .page-banner-content {
            max-width: 700px;
        }

        .banner-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: var(--spacing-md);
        }

        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: var(--spacing-sm);
            letter-spacing: -0.5px;
            line-height: 1.2;
        }

        .page-banner .banner-subtitle {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            max-width: 560px;
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: var(--spacing-2xl) 0;
                min-height: 240px;
            }
            .page-banner h1 {
                font-size: 1.9rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.95rem;
            }
        }

        @media (max-width: 520px) {
            .page-banner {
                padding: var(--spacing-xl) 0;
                min-height: 200px;
            }
            .page-banner h1 {
                font-size: 1.5rem;
            }
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--spacing-2xl) 0;
        }

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

        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-xl);
        }

        .section-header h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text-strong);
            margin-bottom: var(--spacing-xs);
            letter-spacing: -0.3px;
        }

        .section-header .section-lead {
            font-size: 0.95rem;
            color: var(--color-text-weak);
            max-width: 500px;
            margin: 0 auto;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .section {
                padding: var(--spacing-xl) 0;
            }
            .section-header h2 {
                font-size: 1.45rem;
            }
        }

        /* ========== CARDS ========== */
        .plan-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-xs);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .plan-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-border);
        }

        .plan-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .plan-card-body {
            padding: var(--spacing-md);
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .plan-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: var(--spacing-xs);
        }

        .plan-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 14px;
            font-size: 11.5px;
            font-weight: 600;
            letter-spacing: 0.3px;
            line-height: 1.4;
        }

        .plan-tag.hot {
            background: #fef2f2;
            color: #dc2626;
        }

        .plan-tag.recommend {
            background: #fffbeb;
            color: #d97706;
        }

        .plan-tag.value {
            background: #ecfdf5;
            color: #059669;
        }

        .plan-tag.analysis {
            background: #eff6ff;
            color: #2563eb;
        }

        .plan-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-text-strong);
            line-height: 1.4;
        }

        .plan-card .plan-excerpt {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            flex: 1;
            margin-bottom: var(--spacing-sm);
        }

        .plan-card .plan-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12.5px;
            color: var(--color-text-muted);
            padding-top: var(--spacing-xs);
            border-top: 1px solid var(--color-border-light);
        }

        .plan-card .plan-cta-link {
            font-weight: 600;
            color: var(--color-accent);
            font-size: 13px;
            transition: color var(--transition-fast);
        }

        .plan-card .plan-cta-link:hover {
            color: var(--color-accent-dark);
        }

        .plan-card .plan-cta-link i {
            font-size: 11px;
            margin-left: 3px;
            transition: transform var(--transition-fast);
        }

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

        /* ========== DEEP ANALYSIS BLOCK ========== */
        .analysis-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-xl);
            align-items: center;
            background: var(--color-surface);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
        }

        .analysis-block.reverse {
            direction: rtl;
        }
        .analysis-block.reverse>* {
            direction: ltr;
        }

        .analysis-block-img {
            width: 100%;
            height: 100%;
            min-height: 340px;
            object-fit: cover;
            display: block;
        }

        .analysis-block-content {
            padding: var(--spacing-xl);
        }

        .analysis-block-content h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: var(--spacing-sm);
            color: var(--color-text-strong);
            letter-spacing: -0.2px;
        }

        .analysis-block-content p {
            font-size: 0.93rem;
            color: var(--color-text-weak);
            line-height: 1.75;
            margin-bottom: var(--spacing-md);
        }

        .analysis-highlights {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: var(--spacing-md);
        }

        .analysis-highlight-item {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 6px 12px;
            background: var(--color-bg);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text);
        }

        .analysis-highlight-item i {
            color: var(--color-accent);
            font-size: 13px;
        }

        @media (max-width: 768px) {
            .analysis-block {
                grid-template-columns: 1fr;
            }
            .analysis-block-img {
                min-height: 220px;
                max-height: 280px;
            }
            .analysis-block-content {
                padding: var(--spacing-md);
            }
            .analysis-block-content h3 {
                font-size: 1.2rem;
            }
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }

        .stat-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            text-align: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-base);
        }

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

        .stat-card .stat-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-md);
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-sm);
            font-size: 22px;
            color: var(--color-accent);
        }

        .stat-card .stat-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-text-strong);
            letter-spacing: -1px;
            line-height: 1;
            margin-bottom: 4px;
        }

        .stat-card .stat-label {
            font-size: 13px;
            color: var(--color-text-weak);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-sm);
            }
            .stat-card {
                padding: var(--spacing-md);
            }
            .stat-card .stat-value {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
        }

        /* ========== EXPERT SECTION ========== */
        .expert-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-md);
        }

        .expert-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-base);
            text-align: center;
        }

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

        .expert-avatar {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 auto var(--spacing-sm);
            border: 3px solid var(--color-border-light);
        }

        .expert-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--color-text-strong);
        }

        .expert-card .expert-role {
            font-size: 12.5px;
            color: var(--color-accent);
            font-weight: 500;
            margin-bottom: var(--spacing-sm);
        }

        .expert-card .expert-insight {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            margin-bottom: var(--spacing-sm);
        }

        .expert-card .expert-record {
            display: inline-block;
            padding: 4px 10px;
            background: var(--color-bg-alt);
            border-radius: 12px;
            font-size: 12px;
            color: var(--color-text-weak);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .expert-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 520px) {
            .expert-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }

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

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

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: var(--spacing-md);
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-strong);
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            gap: var(--spacing-md);
            transition: color var(--transition-fast);
        }

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

        .faq-question i {
            font-size: 14px;
            color: var(--color-text-muted);
            transition: transform var(--transition-base);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
        }

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

        .faq-answer-inner {
            padding: 0 var(--spacing-md) var(--spacing-md);
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.75;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--color-primary);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: var(--spacing-3xl) 0;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 32, 68, 0.92) 0%, rgba(15, 32, 68, 0.78) 100%);
            z-index: 1;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: var(--spacing-sm);
            letter-spacing: -0.3px;
        }

        .cta-section .cta-desc {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: var(--spacing-lg);
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            border-radius: 30px;
            border: none;
            text-decoration: none;
            transition: all var(--transition-base);
            box-shadow: 0 6px 24px rgba(212, 148, 11, 0.35);
            letter-spacing: 0.3px;
        }

        .btn-cta:hover {
            background: var(--color-accent-light);
            color: #fff;
            box-shadow: 0 10px 32px rgba(212, 148, 11, 0.5);
            transform: translateY(-2px);
        }

        .btn-cta i {
            font-size: 14px;
        }

        @media (max-width: 768px) {
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .btn-cta {
                padding: 12px 26px;
                font-size: 15px;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0d1a30;
            color: rgba(255, 255, 255, 0.75);
            padding: var(--spacing-2xl) 0 var(--spacing-md);
            margin-top: auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: var(--spacing-xl);
            margin-bottom: var(--spacing-xl);
        }

        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--spacing-sm);
            letter-spacing: -0.3px;
        }

        .footer-brand span {
            color: var(--color-accent-light);
            font-weight: 800;
        }

        .footer-desc {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 0.3px;
        }

        .footer-col ul li {
            margin-bottom: 6px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }

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

        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .friend-links span {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            padding: 3px 8px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.06);
            cursor: default;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: var(--spacing-md);
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            flex-wrap: wrap;
            gap: var(--spacing-md);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
            line-height: 1.7;
        }

        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom-links a,
        .footer-bottom-links span {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: color var(--transition-fast);
        }

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

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-lg);
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-bottom-links {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== RESPONSIVE NAV ========== */
        @media (max-width: 1024px) {
            .main-nav .nav-link {
                padding: 6px 10px;
                font-size: 13px;
            }
            .mega-trigger {
                padding: 6px 10px;
                font-size: 13px;
            }
            .mega-panel {
                min-width: 400px;
                grid-template-columns: repeat(3, 1fr);
                gap: 6px;
                padding: var(--spacing-sm);
            }
            .mega-panel-card {
                padding: 8px;
            }
            .mp-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
            .mp-info h4 {
                font-size: 12px;
            }
            .mp-info span {
                font-size: 11px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-surface);
                flex-direction: column;
                align-items: stretch;
                padding: var(--spacing-md);
                gap: 4px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-lg);
                transform: translateY(-110%);
                opacity: 0;
                transition: all var(--transition-slow);
                z-index: 998;
                max-height: calc(100vh - var(--header-height));
                overflow-y: auto;
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
            }
            .nav-link {
                padding: 12px 16px;
                font-size: 15px;
                border-radius: var(--radius-md);
                width: 100%;
            }
            .nav-link.active::after {
                display: none;
            }
            .mega-trigger-wrap {
                width: 100%;
            }
            .mega-trigger {
                width: 100%;
                justify-content: space-between;
                padding: 12px 16px;
                font-size: 15px;
            }
            .mega-panel {
                position: static;
                min-width: auto;
                grid-template-columns: 1fr;
                gap: 4px;
                box-shadow: none;
                border: none;
                padding: 4px 0 0 0;
                opacity: 1;
                visibility: visible;
                transform: none;
                display: none;
            }
            .mega-trigger-wrap.open-mega .mega-panel {
                display: grid;
            }
            .mobile-nav-toggle {
                display: block;
            }
            .logo-text {
                font-size: 17px;
            }
            .logo-icon {
                width: 36px;
                height: 36px;
                font-size: 15px;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.35rem;
            }
            .plan-card-img {
                height: 160px;
            }
            .plan-card h3 {
                font-size: 1rem;
            }
            .analysis-block-content {
                padding: var(--spacing-sm);
            }
            .analysis-block-content h3 {
                font-size: 1.05rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .stat-card {
                padding: var(--spacing-sm);
            }
            .stat-card .stat-value {
                font-size: 1.3rem;
            }
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--color-accent);
        }
        .text-center {
            text-align: center;
        }
        .mt-lg {
            margin-top: var(--spacing-lg);
        }
        .mb-lg {
            margin-bottom: var(--spacing-lg);
        }

/* roulang page: category1 */
:root {
            --color-primary: #1a1a2e;
            --color-primary-light: #252542;
            --color-accent: #e94560;
            --color-accent-hover: #d63851;
            --color-accent-soft: #fde8ec;
            --color-gold: #f0a500;
            --color-gold-light: #fff8e6;
            --color-bg: #f7f8fa;
            --color-bg-alt: #edf0f5;
            --color-white: #ffffff;
            --color-text: #1e1e2d;
            --color-text-soft: #5a5a72;
            --color-text-muted: #8a8a9e;
            --color-border: #e2e5ec;
            --color-border-light: #eef0f5;
            --color-success: #10b981;
            --color-warning: #f59e0b;
            --color-info: #3b82f6;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-stack: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --container-max: 1200px;
            --header-height: 68px;
            --section-gap: 60px;
            --section-gap-sm: 40px;
        }

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

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

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            margin: 0;
            padding: 0;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            font-weight: 700;
            color: var(--color-primary);
        }

        p {
            margin: 0 0 1em;
            color: var(--color-text-soft);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ============ HEADER ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            text-decoration: none;
            transition: opacity var(--transition-fast);
        }
        .logo-wrap:hover {
            opacity: 0.85;
        }
        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-accent) 0%, #c0392b 100%);
            color: #fff;
            font-weight: 800;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: -0.3px;
        }
        .logo-text span {
            color: var(--color-accent);
            font-weight: 800;
        }

        /* Nav */
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }
        .main-nav .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            border-radius: 6px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .main-nav .nav-link:hover {
            color: var(--color-accent);
            background: var(--color-accent-soft);
        }
        .main-nav .nav-link.active {
            color: var(--color-accent);
            font-weight: 700;
            background: var(--color-accent-soft);
        }
        .main-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 15px;
            right: 15px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px 3px 0 0;
        }

        /* Mega Menu */
        .mega-trigger-wrap {
            position: relative;
        }
        .mega-trigger {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 15px;
            border-radius: 6px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-soft);
            background: transparent;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .mega-trigger:hover,
        .mega-trigger:focus-visible {
            color: var(--color-accent);
            background: var(--color-accent-soft);
        }
        .mega-trigger i {
            font-size: 11px;
            transition: transform var(--transition-fast);
        }
        .mega-trigger-wrap:hover .mega-trigger i {
            transform: rotate(180deg);
        }
        .mega-panel {
            position: absolute;
            top: calc(100% + 8px);
            right: 0;
            width: 380px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            padding: 16px;
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 10px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: all var(--transition-normal);
            pointer-events: none;
            z-index: 1001;
            border: 1px solid var(--color-border-light);
        }
        .mega-trigger-wrap:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
            pointer-events: auto;
        }
        .mega-panel-card {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            padding: 14px 10px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            text-decoration: none;
            gap: 8px;
            background: var(--color-bg);
        }
        .mega-panel-card:hover {
            background: var(--color-accent-soft);
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }
        .mp-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-accent-soft);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            flex-shrink: 0;
        }
        .mp-info h4 {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            margin: 0 0 2px;
            line-height: 1.3;
        }
        .mp-info span {
            font-size: 11px;
            color: var(--color-text-muted);
            line-height: 1.3;
        }

        /* Mobile nav toggle */
        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--color-primary);
            background: var(--color-bg);
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }
        .nav-toggle:hover {
            background: var(--color-border);
        }

        /* ============ PAGE BANNER ============ */
        .page-banner {
            position: relative;
            padding: 70px 0;
            background: linear-gradient(135deg, var(--color-primary) 0%, #16213e 50%, #0f3460 100%);
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            color: #fff;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 46, 0.82) 0%, rgba(26, 26, 46, 0.7) 100%);
            z-index: 1;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-row {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }
        .breadcrumb-row a {
            color: rgba(255, 255, 255, 0.85);
            transition: color var(--transition-fast);
        }
        .breadcrumb-row a:hover {
            color: #fff;
        }
        .breadcrumb-row .sep {
            color: rgba(255, 255, 255, 0.5);
        }
        .breadcrumb-row .current {
            color: var(--color-gold);
            font-weight: 600;
        }
        .page-banner-title {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: -0.5px;
        }
        .page-banner-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
            line-height: 1.6;
            margin: 0;
        }
        .banner-stats-mini {
            display: flex;
            gap: 28px;
            margin-top: 20px;
            flex-wrap: wrap;
        }
        .banner-stat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            color: rgba(255, 255, 255, 0.9);
        }
        .banner-stat-item .bs-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--color-gold);
        }

        /* ============ SECTION COMMONS ============ */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-alt {
            background: var(--color-white);
        }
        .section-dark {
            background: var(--color-primary);
            color: #fff;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header h2 {
            font-size: 1.95rem;
            font-weight: 800;
            margin-bottom: 8px;
            color: var(--color-primary);
        }
        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-muted);
            max-width: 560px;
            margin: 0 auto;
        }
        .section-dark .section-header h2,
        .section-dark .section-header .section-subtitle {
            color: #fff;
        }
        .section-dark .section-header .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ============ CARDS ============ */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
        }
        .card-grid.cols-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .card-grid.cols-3 {
            grid-template-columns: repeat(3, 1fr);
        }
        .preview-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }
        .preview-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-border);
        }
        .preview-card-img {
            position: relative;
            height: 180px;
            overflow: hidden;
            background: var(--color-bg-alt);
        }
        .preview-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .preview-card:hover .preview-card-img img {
            transform: scale(1.05);
        }
        .preview-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 5px 10px;
            border-radius: 20px;
            letter-spacing: 0.3px;
            z-index: 2;
        }
        .preview-card-badge.upcoming {
            background: var(--color-info);
        }
        .preview-card-badge.hot {
            background: var(--color-accent);
        }
        .preview-card-body {
            padding: 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .preview-card-body h3 {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
            margin: 0;
        }
        .preview-card-body .match-teams {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            font-weight: 600;
        }
        .preview-card-body .match-meta {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .preview-card-body .match-meta i {
            margin-right: 3px;
        }
        .preview-card-body .card-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            line-height: 1.55;
            margin: 0;
        }
        .preview-card-body .card-link {
            margin-top: auto;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }
        .preview-card-body .card-link:hover {
            gap: 8px;
        }

        /* ============ FEATURED BLOCK ============ */
        .featured-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .featured-img-wrap {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 16 / 11;
            background: var(--color-bg-alt);
        }
        .featured-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .featured-content h2 {
            font-size: 1.7rem;
            margin-bottom: 12px;
        }
        .featured-content .featured-label {
            display: inline-block;
            background: var(--color-accent-soft);
            color: var(--color-accent);
            font-size: 0.82rem;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 20px;
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }
        .featured-content p {
            font-size: 1rem;
            color: var(--color-text-soft);
            line-height: 1.7;
        }
        .featured-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 16px;
        }
        .featured-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--color-text-soft);
            line-height: 1.5;
        }
        .featured-list li i {
            color: var(--color-success);
            font-size: 0.85rem;
            margin-top: 3px;
            flex-shrink: 0;
        }

        /* ============ DATA PANEL ============ */
        .data-panel-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .data-panel-item {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 22px 18px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
        }
        .data-panel-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .data-panel-item .dp-icon {
            font-size: 1.8rem;
            margin-bottom: 8px;
            color: var(--color-accent);
        }
        .data-panel-item .dp-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: 4px;
        }
        .data-panel-item .dp-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }
        .data-panel-item .dp-trend {
            font-size: 0.78rem;
            font-weight: 600;
            margin-top: 6px;
        }
        .dp-trend.up {
            color: var(--color-success);
        }
        .dp-trend.down {
            color: var(--color-accent);
        }

        /* ============ NEWS LIST ============ */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
        }
        .news-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
        }
        .news-date {
            flex-shrink: 0;
            background: var(--color-bg);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            text-align: center;
            min-width: 60px;
        }
        .news-date .nd-day {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
        }
        .news-date .nd-mon {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }
        .news-content h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 4px;
            color: var(--color-primary);
        }
        .news-content p {
            font-size: 0.9rem;
            color: var(--color-text-soft);
            margin: 0 0 6px;
            line-height: 1.55;
        }
        .news-content .news-link {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 3px;
            transition: gap var(--transition-fast);
        }
        .news-content .news-link:hover {
            gap: 6px;
        }

        /* ============ FAQ ============ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border);
        }
        .faq-q {
            padding: 18px 20px;
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            user-select: none;
            transition: color var(--transition-fast);
        }
        .faq-q:hover {
            color: var(--color-accent);
        }
        .faq-q i {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
        }
        .faq-a {
            padding: 0 20px 18px;
            font-size: 0.95rem;
            color: var(--color-text-soft);
            line-height: 1.65;
            display: none;
        }
        .faq-item.open .faq-a {
            display: block;
        }
        .faq-item.open .faq-q {
            color: var(--color-accent);
        }
        .faq-item.open .faq-q i {
            transform: rotate(180deg);
            color: var(--color-accent);
        }

        /* ============ CTA ============ */
        .cta-block {
            background: linear-gradient(135deg, var(--color-primary) 0%, #16213e 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-block::after {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }
        .cta-block h3 {
            font-size: 1.6rem;
            color: #fff;
            margin-bottom: 8px;
            position: relative;
            z-index: 1;
        }
        .cta-block p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }
        .cta-block .btn-row {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        /* ============ BUTTONS ============ */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 12px 24px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            text-decoration: none;
            white-space: nowrap;
            letter-spacing: 0.2px;
        }
        .btn-primary {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 4px 14px rgba(233, 68, 96, 0.35);
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 20px rgba(233, 68, 96, 0.45);
            transform: translateY(-1px);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--color-accent);
            border: 2px solid var(--color-accent);
        }
        .btn-outline:hover {
            background: var(--color-accent);
            color: #fff;
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.6);
        }
        .btn-outline-light:hover {
            background: #fff;
            color: var(--color-primary);
            border-color: #fff;
        }
        .btn-light {
            background: #fff;
            color: var(--color-primary);
        }
        .btn-light:hover {
            background: #f0f0f0;
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 0.85rem;
            border-radius: 40px;
        }
        .btn-lg {
            padding: 15px 30px;
            font-size: 1.05rem;
        }

        /* ============ TAGS ============ */
        .tag {
            display: inline-block;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.2px;
            background: var(--color-bg-alt);
            color: var(--color-text-soft);
            transition: all var(--transition-fast);
        }
        .tag-accent {
            background: var(--color-accent-soft);
            color: var(--color-accent);
        }
        .tag-gold {
            background: var(--color-gold-light);
            color: #b87a00;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 48px 0 28px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .footer-brand span {
            color: var(--color-accent);
        }
        .footer-desc {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.6;
            margin: 0;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .friend-links span {
            background: rgba(255, 255, 255, 0.08);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.65);
            cursor: default;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.6;
        }
        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .footer-bottom-links a,
        .footer-bottom-links span {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.82rem;
            transition: color var(--transition-fast);
            cursor: pointer;
        }
        .footer-bottom-links a:hover {
            color: #fff;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .card-grid.cols-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-panel-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-row {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .page-banner-title {
                font-size: 2rem;
            }
            .main-nav .nav-link {
                padding: 8px 10px;
                font-size: 14px;
            }
            .mega-panel {
                width: 320px;
                right: -40px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 40px;
                --section-gap-sm: 28px;
            }
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 16px;
                gap: 2px;
                box-shadow: var(--shadow-lg);
                border-bottom: 1px solid var(--color-border-light);
                display: none;
                z-index: 999;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav .nav-link {
                padding: 12px 14px;
                border-radius: var(--radius-sm);
                font-size: 15px;
            }
            .main-nav .nav-link.active::after {
                display: none;
            }
            .mega-trigger-wrap {
                width: 100%;
            }
            .mega-trigger {
                width: 100%;
                justify-content: space-between;
                padding: 12px 14px;
                border-radius: var(--radius-sm);
                font-size: 15px;
            }
            .mega-panel {
                position: static;
                width: 100%;
                box-shadow: none;
                border: none;
                padding: 8px;
                grid-template-columns: 1fr 1fr;
                gap: 6px;
                opacity: 1;
                visibility: visible;
                transform: none;
                pointer-events: auto;
                display: none;
                background: var(--color-bg);
                border-radius: var(--radius-md);
                margin-top: 4px;
            }
            .mega-trigger-wrap.open-mobile .mega-panel {
                display: grid;
            }
            .mega-panel-card {
                padding: 10px 8px;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .card-grid.cols-2,
            .card-grid.cols-3 {
                grid-template-columns: 1fr;
            }
            .data-panel-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .page-banner {
                padding: 44px 0;
            }
            .page-banner-title {
                font-size: 1.6rem;
            }
            .page-banner-desc {
                font-size: 0.95rem;
            }
            .banner-stats-mini {
                gap: 14px;
            }
            .banner-stat-item .bs-num {
                font-size: 1.2rem;
            }
            .featured-row {
                grid-template-columns: 1fr;
            }
            .news-item {
                flex-direction: column;
                gap: 10px;
            }
            .news-date {
                display: inline-flex;
                gap: 6px;
                align-items: center;
                min-width: auto;
                padding: 6px 12px;
            }
            .news-date .nd-day {
                font-size: 1.1rem;
            }
            .cta-block {
                padding: 32px 20px;
            }
            .cta-block h3 {
                font-size: 1.3rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-bottom-links {
                justify-content: center;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .featured-content h2 {
                font-size: 1.35rem;
            }
        }

        @media (max-width: 520px) {
            .data-panel-grid {
                grid-template-columns: 1fr 1fr;
            }
            .data-panel-item .dp-value {
                font-size: 1.5rem;
            }
            .page-banner-title {
                font-size: 1.4rem;
            }
            .btn-row {
                flex-direction: column;
                align-items: center;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .banner-stats-mini {
                flex-direction: column;
                gap: 8px;
            }
            .mega-panel {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category2 */
/* ========== 设计变量 ========== */
        :root {
            --color-primary: #0f1f38;
            --color-primary-light: #1a3355;
            --color-accent: #f0883e;
            --color-accent-hover: #e07530;
            --color-red: #d94040;
            --color-red-light: #fde8e8;
            --color-green: #2e8b57;
            --color-green-light: #e6f4ec;
            --color-yellow: #e8a817;
            --color-bg: #f6f7f9;
            --color-white: #ffffff;
            --color-text: #1e1e1e;
            --color-text-secondary: #5a5f6b;
            --color-text-muted: #8b8f99;
            --color-border: #e2e5ea;
            --color-border-light: #eef0f3;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --transition: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --max-width: 1220px;
            --header-height: 68px;
        }

        /* ========== 基础 Reset ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.65;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

        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;
            margin: 0;
            padding: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0;
            line-height: 1.3;
            font-weight: 700;
        }

        p {
            margin: 0;
        }

        /* ========== 容器 ========== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== Header / 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border);
            height: var(--header-height);
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            text-decoration: none;
            color: var(--color-primary);
            transition: opacity var(--transition);
        }

        .logo-wrap:hover {
            opacity: 0.85;
        }

        .logo-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--color-accent), #e0682a);
            color: #fff;
            font-weight: 900;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.3px;
            white-space: nowrap;
        }

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

        /* 桌面导航 */
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .main-nav .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 15px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .main-nav .nav-link:hover {
            color: var(--color-primary);
            background: #f5f6f8;
        }

        .main-nav .nav-link.active {
            color: var(--color-accent);
            background: #fef7f2;
            font-weight: 700;
        }

        .main-nav .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
        }

        /* Mega Menu */
        .mega-trigger-wrap {
            position: relative;
        }

        .mega-trigger {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 15px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-secondary);
            background: transparent;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
        }

        .mega-trigger:hover {
            color: var(--color-primary);
            background: #f5f6f8;
        }

        .mega-trigger i {
            font-size: 11px;
            transition: transform var(--transition);
        }

        .mega-trigger-wrap:hover .mega-trigger i {
            transform: rotate(180deg);
        }

        .mega-panel {
            position: absolute;
            top: 100%;
            right: 0;
            margin-top: 8px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            padding: 16px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            min-width: 520px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-8px);
            transition: all var(--transition-slow);
            pointer-events: none;
            z-index: 999;
        }

        .mega-trigger-wrap:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
            pointer-events: auto;
        }

        .mega-panel-card {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: var(--radius);
            text-decoration: none;
            color: var(--color-text);
            transition: all var(--transition);
            background: #fafbfc;
        }

        .mega-panel-card:hover {
            background: #fef7f2;
            box-shadow: var(--shadow-sm);
        }

        .mp-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: #fef0e6;
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
        }

        .mp-info h4 {
            font-size: 14px;
            font-weight: 700;
            margin: 0 0 2px;
            color: var(--color-primary);
        }

        .mp-info span {
            font-size: 12px;
            color: var(--color-text-muted);
            white-space: nowrap;
        }

        /* 汉堡菜单按钮 */
        .hamburger-btn {
            display: none;
            width: 38px;
            height: 38px;
            background: transparent;
            border: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            cursor: pointer;
            z-index: 1001;
            padding: 6px;
        }

        .hamburger-btn span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: var(--color-primary);
            border-radius: 3px;
            transition: all var(--transition);
        }

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

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

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

        /* 移动端导航 */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.45);
            z-index: 998;
            opacity: 0;
            transition: opacity var(--transition-slow);
        }

        .mobile-nav-overlay.show {
            opacity: 1;
        }

        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100%;
            background: var(--color-white);
            z-index: 999;
            padding: 24px 20px;
            overflow-y: auto;
            transition: right var(--transition-slow);
            box-shadow: var(--shadow-lg);
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .mobile-nav-panel.open {
            right: 0;
        }

        .mobile-nav-panel .nav-link {
            display: block;
            padding: 12px 16px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-secondary);
            border-radius: var(--radius);
            transition: all var(--transition);
        }

        .mobile-nav-panel .nav-link:hover,
        .mobile-nav-panel .nav-link.active {
            color: var(--color-accent);
            background: #fef7f2;
        }

        .mobile-nav-panel .mega-section-title {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-text-muted);
            text-transform: uppercase;
            letter-spacing: 1px;
            padding: 16px 16px 8px;
            border-top: 1px solid var(--color-border-light);
            margin-top: 8px;
        }

        .mobile-nav-close {
            align-self: flex-end;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: #f5f6f8;
            border: none;
            font-size: 18px;
            color: var(--color-text-secondary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition);
        }

        .mobile-nav-close:hover {
            background: #e8e9eb;
            color: var(--color-primary);
        }

        /* ========== 板块通用间距 ========== */
        .section {
            padding: 60px 0;
        }

        .section-sm {
            padding: 40px 0;
        }

        .section-lg {
            padding: 80px 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }

        .section-header h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }

        .section-header .section-subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.6;
        }

        .section-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            color: var(--color-accent);
            background: #fef7f2;
            padding: 5px 12px;
            border-radius: 20px;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 10px;
        }

        /* ========== Banner ========== */
        .page-banner {
            position: relative;
            padding: 80px 0;
            background: linear-gradient(135deg, var(--color-primary) 0%, #162d4d 40%, #1a3a5c 100%);
            overflow: hidden;
            z-index: 1;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.22;
            z-index: -1;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 31, 56, 0.55) 0%, rgba(15, 31, 56, 0.85) 100%);
            z-index: -1;
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .page-banner .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, 0.18);
        }

        .page-banner .banner-badge .live-dot {
            width: 8px;
            height: 8px;
            background: #ff4444;
            border-radius: 50%;
            animation: pulse-dot 1.5s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 68, 68, 0.7);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(255, 68, 68, 0);
            }
        }

        .page-banner h1 {
            font-size: 42px;
            font-weight: 900;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.5px;
            line-height: 1.2;
        }

        .page-banner .banner-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 550px;
            margin: 0 auto 28px;
            line-height: 1.6;
        }

        .page-banner .banner-actions {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 12px 26px;
            font-size: 15px;
            font-weight: 700;
            border-radius: 30px;
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            white-space: nowrap;
            letter-spacing: 0.2px;
        }

        .btn-primary {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 4px 16px rgba(240, 136, 62, 0.35);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 22px rgba(240, 136, 62, 0.45);
            transform: translateY(-2px);
        }

        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.4);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.7);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            border-radius: 22px;
        }

        .btn-outline {
            background: transparent;
            color: var(--color-accent);
            border: 2px solid var(--color-accent);
        }

        .btn-outline:hover {
            background: #fef7f2;
            border-color: var(--color-accent-hover);
            color: var(--color-accent-hover);
        }

        /* ========== 实时比分直播看板 ========== */
        .live-scoreboard {
            background: var(--color-white);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-md);
            padding: 28px 24px;
            margin-top: -40px;
            position: relative;
            z-index: 10;
        }

        .live-scoreboard .scoreboard-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .live-scoreboard .scoreboard-header h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .live-indicator {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            font-weight: 700;
            color: var(--color-red);
            background: var(--color-red-light);
            padding: 4px 10px;
            border-radius: 14px;
            animation: pulse-bg 2s infinite;
        }

        @keyframes pulse-bg {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.7;
            }
        }

        .live-indicator .mini-dot {
            width: 6px;
            height: 6px;
            background: var(--color-red);
            border-radius: 50%;
            animation: pulse-dot 1.5s infinite;
        }

        .score-filters {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .score-filter-tag {
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 600;
            border-radius: 20px;
            background: #f5f6f8;
            color: var(--color-text-secondary);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
        }

        .score-filter-tag:hover,
        .score-filter-tag.active {
            background: #fef7f2;
            color: var(--color-accent);
            font-weight: 700;
        }

        .match-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .match-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 18px;
            background: #fafbfc;
            border-radius: var(--radius);
            transition: all var(--transition);
            flex-wrap: wrap;
            gap: 12px;
            border: 1px solid transparent;
            cursor: default;
        }

        .match-row:hover {
            background: #fff;
            border-color: var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .match-row .match-league {
            font-size: 11px;
            font-weight: 700;
            color: var(--color-text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            min-width: 70px;
        }

        .match-row .match-teams {
            display: flex;
            align-items: center;
            gap: 14px;
            flex: 1;
            min-width: 180px;
        }

        .match-row .team-name {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-text);
        }

        .match-row .match-score {
            font-size: 22px;
            font-weight: 900;
            color: var(--color-primary);
            letter-spacing: 1px;
            background: #fff;
            padding: 6px 16px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-sm);
            min-width: 70px;
            text-align: center;
        }

        .match-row .match-score.live-score {
            color: var(--color-red);
            background: var(--color-red-light);
        }

        .match-row .match-status {
            font-size: 12px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 12px;
            white-space: nowrap;
        }

        .match-row .status-live {
            background: var(--color-red-light);
            color: var(--color-red);
            animation: pulse-bg 2s infinite;
        }

        .match-row .status-finished {
            background: #eef1f5;
            color: var(--color-text-muted);
        }

        .match-row .status-upcoming {
            background: #e8f4fd;
            color: #2c6faa;
        }

        .match-row .match-time {
            font-size: 13px;
            color: var(--color-text-muted);
            min-width: 50px;
            text-align: right;
        }

        /* ========== 联赛速查卡片 ========== */
        .league-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .league-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 16 / 10;
            cursor: pointer;
            transition: all var(--transition-slow);
            box-shadow: var(--shadow);
            display: flex;
            align-items: flex-end;
            text-decoration: none;
        }

        .league-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .league-card img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
            z-index: 0;
        }

        .league-card:hover img {
            transform: scale(1.06);
        }

        .league-card .league-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(0, 0, 0, 0.05) 0%, rgba(0, 0, 0, 0.7) 100%);
            z-index: 1;
        }

        .league-card .league-info {
            position: relative;
            z-index: 2;
            padding: 18px;
            color: #fff;
            width: 100%;
        }

        .league-card .league-info h4 {
            font-size: 17px;
            font-weight: 800;
            margin-bottom: 4px;
            letter-spacing: 0.3px;
        }

        .league-card .league-info span {
            font-size: 12px;
            opacity: 0.85;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ========== 特色功能区块 ========== */
        .feature-block {
            display: flex;
            align-items: center;
            gap: 40px;
            padding: 40px;
            background: var(--color-white);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow);
            margin-bottom: 24px;
            transition: all var(--transition);
        }

        .feature-block:hover {
            box-shadow: var(--shadow-md);
        }

        .feature-block.reverse {
            flex-direction: row-reverse;
        }

        .feature-block .feature-image {
            flex: 0 0 260px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 4 / 3;
        }

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

        .feature-block:hover .feature-image img {
            transform: scale(1.04);
        }

        .feature-block .feature-content {
            flex: 1;
        }

        .feature-block .feature-content h3 {
            font-size: 22px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .feature-block .feature-content p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .feature-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .feature-tag {
            font-size: 12px;
            font-weight: 600;
            padding: 5px 12px;
            background: #f5f6f8;
            color: var(--color-text-secondary);
            border-radius: 16px;
        }

        /* ========== 数据统计卡片 ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .stat-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            border: 1px solid transparent;
        }

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

        .stat-card .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            margin: 0 auto 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
        }

        .stat-card .stat-icon.orange {
            background: #fef7f2;
            color: var(--color-accent);
        }
        .stat-card .stat-icon.blue {
            background: #e8f0fa;
            color: #2c6faa;
        }
        .stat-card .stat-icon.green {
            background: #e6f4ec;
            color: var(--color-green);
        }
        .stat-card .stat-icon.red {
            background: #fde8e8;
            color: var(--color-red);
        }

        .stat-card .stat-number {
            font-size: 32px;
            font-weight: 900;
            color: var(--color-primary);
            letter-spacing: -1px;
            margin-bottom: 4px;
        }

        .stat-card .stat-label {
            font-size: 13px;
            color: var(--color-text-muted);
            font-weight: 600;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

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

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

        .faq-question {
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 700;
            color: var(--color-primary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            background: transparent;
            width: 100%;
            text-align: left;
            border: none;
            transition: background var(--transition);
        }

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

        .faq-question i {
            font-size: 13px;
            color: var(--color-text-muted);
            transition: transform var(--transition);
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #1a3355 100%);
            border-radius: var(--radius-xl);
            padding: 50px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 0;
        }

        .cta-section>* {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 10px;
            letter-spacing: -0.3px;
        }

        .cta-section p {
            font-size: 15px;
            opacity: 0.85;
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #0d1a2b;
            color: #c5c9d0;
            padding: 50px 0 0;
            margin-top: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 30px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand {
            font-size: 18px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.2px;
        }

        .footer-brand span {
            color: var(--color-accent);
        }

        .footer-desc {
            font-size: 13px;
            line-height: 1.7;
            color: #9aa0a9;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 13px;
            color: #9aa0a9;
            transition: color var(--transition);
        }

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

        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .friend-links span {
            font-size: 12px;
            color: #7a8190;
            background: rgba(255, 255, 255, 0.05);
            padding: 5px 10px;
            border-radius: 14px;
            cursor: default;
            transition: all var(--transition);
        }

        .friend-links span:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #bcc2ca;
        }

        .footer-bottom {
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 14px;
            font-size: 12px;
            color: #7a8190;
            line-height: 1.8;
        }

        .footer-bottom-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }

        .footer-bottom-links a,
        .footer-bottom-links span {
            font-size: 12px;
            color: #7a8190;
            cursor: pointer;
            transition: color var(--transition);
            white-space: nowrap;
        }

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

        /* ========== 背景区块 ========== */
        .bg-white {
            background: var(--color-white);
        }

        .bg-light {
            background: #fafbfc;
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .main-nav {
                display: none;
            }
            .hamburger-btn {
                display: flex;
            }
            .mobile-nav-overlay {
                display: block;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .league-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-block {
                flex-direction: column;
                text-align: center;
                padding: 28px 20px;
            }
            .feature-block.reverse {
                flex-direction: column;
            }
            .feature-block .feature-image {
                flex: 0 0 auto;
                width: 100%;
                max-width: 320px;
                margin: 0 auto;
            }
            .page-banner h1 {
                font-size: 32px;
            }
            .section-header h2 {
                font-size: 24px;
            }
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 50px 0;
            }
            .page-banner h1 {
                font-size: 26px;
            }
            .page-banner .banner-desc {
                font-size: 14px;
            }
            .section {
                padding: 40px 0;
            }
            .league-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .match-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .match-row .match-league {
                min-width: auto;
            }
            .match-row .match-score {
                align-self: center;
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-bottom-links {
                justify-content: center;
            }
            .live-scoreboard {
                margin-top: -30px;
                padding: 20px 16px;
            }
            .section-header h2 {
                font-size: 22px;
            }
            .cta-section {
                padding: 36px 20px;
            }
            .cta-section h2 {
                font-size: 22px;
            }
            .score-filters {
                gap: 4px;
            }
            .score-filter-tag {
                font-size: 11px;
                padding: 5px 10px;
            }
            .mega-panel {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 22px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 13px;
            }
            .league-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 16px 12px;
            }
            .stat-card .stat-number {
                font-size: 24px;
            }
            .feature-block {
                padding: 20px 14px;
            }
            .feature-block .feature-image {
                max-width: 100%;
            }
            .match-row .match-teams {
                flex-direction: column;
                align-items: center;
                text-align: center;
                gap: 6px;
                min-width: auto;
            }
            .match-row {
                text-align: center;
                align-items: center;
            }
            .match-row .match-time {
                text-align: center;
            }
            .scoreboard-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .logo-text {
                font-size: 16px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 15px;
            }
            .section-header h2 {
                font-size: 20px;
            }
            .section-tag {
                font-size: 10px;
            }
            .faq-question {
                font-size: 13px;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #1a6fb5;
            --primary-dark: #13588a;
            --primary-light: #e8f3fb;
            --accent: #f0a030;
            --accent-dark: #d4891a;
            --accent-light: #fff7ed;
            --bg: #f7f8fa;
            --surface: #ffffff;
            --text: #1e1e2a;
            --text-weak: #6b6f7b;
            --text-muted: #9398a4;
            --border: #e2e5ec;
            --border-light: #eff1f5;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.1);
            --radius-xs: 4px;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --gap: 1.5rem;
            --gap-lg: 2.5rem;
            --gap-xl: 4rem;
            --font-xs: 0.75rem;
            --font-sm: 0.875rem;
            --font-base: 1rem;
            --font-lg: 1.125rem;
            --font-xl: 1.375rem;
            --font-2xl: 1.75rem;
            --font-3xl: 2.25rem;
            --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        a:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: var(--radius-xs);
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        @media (min-width: 768px) {
            .container {
                padding: 0 2rem;
            }
        }
        @media (min-width: 1024px) {
            .container {
                padding: 0 2.5rem;
            }
        }

        /* ===== HEADER ===== */
        .site-header {
            background: var(--surface);
            border-bottom: 1px solid var(--border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow-sm);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 1rem;
        }
        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-shrink: 0;
            text-decoration: none;
            color: var(--text);
            transition: opacity var(--transition);
        }
        .logo-wrap:hover {
            opacity: 0.85;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.95rem;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text);
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--accent);
        }

        /* Nav */
        .main-nav {
            display: none;
            align-items: center;
            gap: 0.15rem;
            flex-wrap: wrap;
        }
        @media (min-width: 1024px) {
            .main-nav {
                display: flex;
            }
        }
        .nav-link {
            padding: 0.45rem 0.85rem;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-weak);
            transition: all var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-link.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 600;
        }

        /* Mega Menu */
        .mega-trigger-wrap {
            position: relative;
        }
        .mega-trigger {
            padding: 0.45rem 0.85rem;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-weak);
            background: transparent;
            border: none;
            display: flex;
            align-items: center;
            gap: 0.35rem;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .mega-trigger:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .mega-trigger i {
            font-size: 0.7rem;
            transition: transform var(--transition);
        }
        .mega-trigger-wrap:hover .mega-trigger i {
            transform: rotate(180deg);
        }
        .mega-panel {
            display: none;
            position: absolute;
            top: calc(100% + 8px);
            right: 0;
            background: var(--surface);
            border-radius: var(--radius);
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border-light);
            padding: 0.75rem;
            min-width: 300px;
            z-index: 110;
            flex-direction: column;
            gap: 0.4rem;
        }
        .mega-trigger-wrap:hover .mega-panel {
            display: flex;
        }
        .mega-panel-card {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.65rem 0.8rem;
            border-radius: var(--radius-sm);
            transition: all var(--transition);
            text-decoration: none;
            color: var(--text);
        }
        .mega-panel-card:hover {
            background: var(--primary-light);
        }
        .mp-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.95rem;
            flex-shrink: 0;
        }
        .mp-info h4 {
            margin: 0;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--text);
            line-height: 1.3;
        }
        .mp-info span {
            font-size: 0.75rem;
            color: var(--text-muted);
        }

        /* Mobile nav toggle */
        .nav-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            background: var(--surface);
            color: var(--text);
            font-size: 1.2rem;
            cursor: pointer;
            transition: all var(--transition);
            flex-shrink: 0;
        }
        .nav-toggle:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary);
        }
        @media (min-width: 1024px) {
            .nav-toggle {
                display: none;
            }
        }
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--surface);
            z-index: 99;
            padding: 1rem 1.25rem;
            flex-direction: column;
            gap: 0.3rem;
            overflow-y: auto;
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel .nav-link {
            padding: 0.7rem 1rem;
            font-size: 1rem;
            border-radius: var(--radius-sm);
        }
        .mobile-nav-panel .mega-panel {
            display: flex;
            position: static;
            box-shadow: none;
            border: none;
            padding: 0.25rem 0 0.5rem 0.5rem;
            min-width: auto;
        }
        .mobile-nav-panel .mega-trigger {
            display: none;
        }

        /* ===== PAGE HERO ===== */
        .page-hero {
            background: linear-gradient(135deg, #122b42 0%, #1a4060 40%, #1a5680 100%);
            color: #fff;
            padding: 3rem 0;
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.18;
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .page-hero-content {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 700px;
        }
        .page-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 50px;
            padding: 0.35rem 0.9rem;
            font-size: var(--font-sm);
            font-weight: 500;
            width: fit-content;
            backdrop-filter: blur(8px);
            color: #e0efff;
        }
        .page-hero-badge i {
            color: var(--accent);
            font-size: 0.7rem;
        }
        .page-hero h1 {
            font-size: var(--font-3xl);
            font-weight: 800;
            margin: 0;
            letter-spacing: -0.3px;
            line-height: 1.25;
        }
        .page-hero h1 span {
            color: var(--accent);
        }
        .page-hero p {
            font-size: var(--font-lg);
            color: rgba(255, 255, 255, 0.8);
            margin: 0;
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .page-hero h1 {
                font-size: var(--font-2xl);
            }
            .page-hero p {
                font-size: var(--font-base);
            }
        }

        /* ===== SECTION ===== */
        .section {
            padding: var(--gap-xl) 0;
        }
        .section-sm {
            padding: var(--gap-lg) 0;
        }
        .section-header {
            margin-bottom: var(--gap-lg);
        }
        .section-header .label-tag {
            display: inline-block;
            background: var(--accent-light);
            color: var(--accent-dark);
            font-size: var(--font-xs);
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.8px;
            padding: 0.3rem 0.75rem;
            border-radius: 50px;
            margin-bottom: 0.6rem;
        }
        .section-header h2 {
            font-size: var(--font-2xl);
            font-weight: 700;
            margin: 0 0 0.4rem;
            color: var(--text);
            letter-spacing: -0.3px;
        }
        .section-header h2 span {
            color: var(--primary);
        }
        .section-header .section-desc {
            color: var(--text-weak);
            font-size: var(--font-base);
            margin: 0;
            max-width: 600px;
        }

        /* ===== INTELLIGENCE LIST ===== */
        .intel-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .intel-card {
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            padding: 1.5rem;
            display: flex;
            gap: 1.25rem;
            align-items: flex-start;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
            position: relative;
            overflow: hidden;
        }
        .intel-card:hover {
            box-shadow: var(--shadow);
            border-color: var(--border);
            transform: translateY(-2px);
        }
        .intel-card::after {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            border-radius: 0 3px 3px 0;
        }
        .intel-card.priority-high::after {
            background: #e74c3c;
        }
        .intel-card.priority-medium::after {
            background: var(--accent);
        }
        .intel-card.priority-normal::after {
            background: var(--primary);
        }
        .intel-card-img {
            width: 140px;
            height: 100px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: #e9ecf1;
        }
        .intel-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .intel-card-body {
            flex: 1;
            min-width: 0;
        }
        .intel-meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-wrap: wrap;
            margin-bottom: 0.4rem;
        }
        .intel-priority-tag {
            font-size: var(--font-xs);
            font-weight: 600;
            padding: 0.2rem 0.55rem;
            border-radius: 50px;
            white-space: nowrap;
        }
        .intel-priority-tag.high {
            background: #fde8e8;
            color: #c0392b;
        }
        .intel-priority-tag.medium {
            background: #fef3e3;
            color: #c2780d;
        }
        .intel-priority-tag.normal {
            background: var(--primary-light);
            color: var(--primary-dark);
        }
        .intel-time {
            font-size: var(--font-xs);
            color: var(--text-muted);
            white-space: nowrap;
        }
        .intel-card-body h3 {
            font-size: var(--font-xl);
            font-weight: 700;
            margin: 0 0 0.35rem;
            line-height: 1.35;
        }
        .intel-card-body h3 a {
            color: var(--text);
            transition: color var(--transition);
        }
        .intel-card-body h3 a:hover {
            color: var(--primary);
        }
        .intel-card-body p {
            font-size: var(--font-sm);
            color: var(--text-weak);
            margin: 0 0 0.6rem;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .intel-tags {
            display: flex;
            gap: 0.4rem;
            flex-wrap: wrap;
        }
        .intel-tag {
            font-size: var(--font-xs);
            padding: 0.18rem 0.5rem;
            border-radius: var(--radius-xs);
            background: #f0f2f5;
            color: var(--text-weak);
            white-space: nowrap;
            transition: all var(--transition);
        }
        .intel-tag:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        @media (max-width: 640px) {
            .intel-card {
                flex-direction: column;
                padding: 1.2rem;
            }
            .intel-card-img {
                width: 100%;
                height: 160px;
            }
            .intel-card-body h3 {
                font-size: var(--font-lg);
            }
        }

        /* ===== FILTER BAR ===== */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
            padding: 0.75rem 1rem;
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            margin-bottom: var(--gap);
            box-shadow: var(--shadow-sm);
        }
        .filter-bar .filter-label {
            font-size: var(--font-sm);
            font-weight: 600;
            color: var(--text);
            margin-right: 0.25rem;
            white-space: nowrap;
        }
        .filter-chip {
            padding: 0.35rem 0.8rem;
            border-radius: 50px;
            font-size: var(--font-sm);
            font-weight: 500;
            border: 1px solid var(--border);
            background: var(--surface);
            color: var(--text-weak);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-chip:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .filter-chip.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            font-weight: 600;
        }

        /* ===== FOCUS CARDS ===== */
        .focus-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: var(--gap);
        }
        @media (min-width: 768px) {
            .focus-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .focus-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        .focus-card {
            background: var(--surface);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .focus-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-3px);
            border-color: var(--border);
        }
        .focus-card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .focus-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .focus-card:hover .focus-card-img img {
            transform: scale(1.04);
        }
        .focus-card-img .focus-badge {
            position: absolute;
            top: 0.75rem;
            left: 0.75rem;
            background: var(--accent);
            color: #fff;
            font-size: var(--font-xs);
            font-weight: 700;
            padding: 0.25rem 0.6rem;
            border-radius: 50px;
            letter-spacing: 0.5px;
        }
        .focus-card-body {
            padding: 1.25rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .focus-card-body h3 {
            font-size: var(--font-lg);
            font-weight: 700;
            margin: 0 0 0.4rem;
            line-height: 1.4;
        }
        .focus-card-body p {
            font-size: var(--font-sm);
            color: var(--text-weak);
            margin: 0 0 0.75rem;
            line-height: 1.55;
            flex: 1;
        }
        .focus-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: var(--font-xs);
            color: var(--text-muted);
        }

        /* ===== STATS ROW ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--gap);
        }
        @media (min-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        .stat-item {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 1.5rem 1.25rem;
            text-align: center;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .stat-item:hover {
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }
        .stat-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 0.75rem;
            font-size: 1.2rem;
        }
        .stat-icon.blue {
            background: var(--primary-light);
            color: var(--primary);
        }
        .stat-icon.amber {
            background: var(--accent-light);
            color: var(--accent-dark);
        }
        .stat-icon.green {
            background: #e6f7ee;
            color: #1a8a4a;
        }
        .stat-icon.purple {
            background: #f3edfa;
            color: #6c3baa;
        }
        .stat-number {
            font-size: var(--font-2xl);
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.5px;
        }
        .stat-label {
            font-size: var(--font-sm);
            color: var(--text-weak);
            margin-top: 0.2rem;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border);
        }
        .faq-question {
            padding: 1.1rem 1.25rem;
            font-weight: 600;
            font-size: var(--font-base);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
            user-select: none;
            color: var(--text);
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question i {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 1.25rem;
            font-size: var(--font-sm);
            color: var(--text-weak);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 1.25rem 1.1rem;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #1a4060 0%, #1a5680 60%, #13588a 100%);
            color: #fff;
            border-radius: var(--radius-lg);
            padding: 2.5rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.1;
            pointer-events: none;
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: var(--font-2xl);
            font-weight: 700;
            margin: 0 0 0.6rem;
        }
        .cta-section p {
            font-size: var(--font-base);
            color: rgba(255, 255, 255, 0.8);
            margin: 0 0 1.5rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.6rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: var(--font-base);
            transition: all var(--transition);
            border: none;
            cursor: pointer;
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent);
            color: #1a1a1a;
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(240, 160, 48, 0.35);
            color: #1a1a1a;
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            transform: translateY(-2px);
            color: #fff;
        }

        /* ===== FOOTER ===== */
        .site-footer {
            background: #1a1e26;
            color: #bcc3cf;
            padding: var(--gap-xl) 0 1.5rem;
            margin-top: var(--gap-xl);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--gap-lg);
            margin-bottom: var(--gap-lg);
        }
        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            }
        }
        .footer-brand {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }
        .footer-brand span {
            color: var(--accent);
        }
        .footer-desc {
            font-size: var(--font-sm);
            line-height: 1.6;
            color: #8b919f;
            margin: 0;
        }
        .footer-col h4 {
            font-size: var(--font-sm);
            font-weight: 700;
            color: #dde1e8;
            margin: 0 0 0.7rem;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 0.4rem;
        }
        .footer-col ul li a {
            color: #8b919f;
            font-size: var(--font-sm);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem;
        }
        .friend-links span {
            font-size: var(--font-xs);
            color: #6b7180;
            padding: 0.2rem 0.5rem;
            border-radius: var(--radius-xs);
            background: rgba(255, 255, 255, 0.04);
            cursor: default;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.25rem;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
            font-size: var(--font-xs);
            color: #6b7180;
            text-align: center;
        }
        @media (min-width: 768px) {
            .footer-bottom {
                flex-direction: row;
                justify-content: space-between;
                text-align: left;
            }
        }
        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            justify-content: center;
        }
        .footer-bottom-links a,
        .footer-bottom-links span {
            color: #6b7180;
            font-size: var(--font-xs);
            white-space: nowrap;
            cursor: pointer;
        }
        .footer-bottom-links a:hover {
            color: #bcc3cf;
        }

        /* ===== BREADCRUMB ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-size: var(--font-sm);
            color: var(--text-muted);
            padding: 0.75rem 0;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-weak);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            color: var(--border);
        }
        .breadcrumb .current {
            color: var(--text);
            font-weight: 500;
        }