/* roulang page: index */
:root {
            --color-primary: #1a3650;
            --color-primary-light: #2c5282;
            --color-accent: #c8943e;
            --color-accent-light: #d4a853;
            --color-accent-dark: #a07828;
            --color-bg: #ffffff;
            --color-bg-alt: #f5f3ef;
            --color-bg-dark: #1a2a38;
            --color-text: #1a1a1a;
            --color-text-light: #5a5a5a;
            --color-text-muted: #8a8a8a;
            --color-border: #e2ddd6;
            --color-border-light: #f0ede8;
            --radius-sm: 6px;
            --radius-md: 10px;
            --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, 0.10);
            --shadow-xl: 0 14px 48px rgba(0, 0, 0, 0.12);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-2xl: 80px;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
        }

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

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

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

        a {
            color: var(--color-primary-light);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
            text-decoration: none;
        }
        a:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

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

        button {
            cursor: pointer;
            font-family: var(--font-body);
        }
        button:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
        }

        .grid-container {
            max-width: 1200px;
            padding-left: var(--spacing-sm);
            padding-right: var(--spacing-sm);
        }

        @media (min-width: 640px) {
            .grid-container {
                padding-left: var(--spacing-md);
                padding-right: var(--spacing-md);
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 10px 0;
            flex-wrap: wrap;
        }

        .logo-brand {
            font-family: var(--font-heading);
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--color-primary) !important;
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none !important;
        }
        .logo-brand:hover {
            color: var(--color-accent) !important;
        }
        .logo-brand .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
        }
        .main-nav li a {
            display: block;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-light);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            position: relative;
        }
        .main-nav li a:hover {
            color: var(--color-accent);
            background: #fdf9f2;
        }
        .main-nav li a.active {
            color: var(--color-accent);
            background: #fdf9f2;
            font-weight: 700;
        }
        .main-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn-nav-cta {
            display: inline-block;
            padding: 9px 20px;
            background: var(--color-accent);
            color: #fff !important;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none !important;
            border: none;
            letter-spacing: 0.3px;
        }
        .btn-nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff !important;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .mobile-toggle-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
        }
        .mobile-toggle-btn:hover {
            background: #f5f3ef;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: #fff;
            z-index: 200;
            box-shadow: var(--shadow-xl);
            padding: var(--spacing-lg) var(--spacing-md);
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-base);
        }
        .mobile-nav-panel.open {
            transform: translateX(0);
        }
        .mobile-nav-panel .close-panel {
            align-self: flex-end;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--color-text);
            padding: 6px;
            cursor: pointer;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            text-decoration: none;
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: #fdf9f2;
            color: var(--color-accent);
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 150;
            opacity: 0;
            transition: opacity var(--transition-base);
        }
        .mobile-overlay.show {
            opacity: 1;
        }

        @media (max-width: 1023px) {
            .main-nav {
                display: none;
            }
            .nav-actions .btn-nav-cta {
                display: none;
            }
            .mobile-toggle-btn {
                display: block;
            }
            .mobile-nav-panel {
                display: flex;
            }
            .mobile-overlay {
                display: block;
            }
            .nav-wrapper {
                padding: 8px 0;
            }
            .logo-brand {
                font-size: 1.15rem;
            }
            .logo-brand .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
        }
        @media (min-width: 1024px) {
            .mobile-nav-panel,
            .mobile-overlay {
                display: none !important;
            }
            .mobile-nav-panel.open {
                transform: translateX(100%);
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: linear-gradient(170deg, #0d2137 0%, #1a3650 40%, #1e405e 100%);
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: var(--spacing-2xl) 0;
            color: #ffffff;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(13, 33, 55, 0.82) 0%, rgba(26, 54, 80, 0.72) 60%, rgba(13, 33, 55, 0.85) 100%);
            z-index: 1;
        }
        .hero-section .grid-container {
            position: relative;
            z-index: 2;
        }
        .hero-content {
            max-width: 720px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(200, 148, 62, 0.25);
            border: 1px solid rgba(200, 148, 62, 0.5);
            color: #f5d89a;
            padding: 6px 18px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 0.88rem;
            letter-spacing: 1px;
            margin-bottom: var(--spacing-md);
            text-transform: uppercase;
        }
        .hero-section h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: var(--spacing-sm);
            letter-spacing: 1px;
            line-height: 1.2;
        }
        .hero-section .hero-subtitle {
            font-size: 1.2rem;
            color: #d4c5a0;
            margin-bottom: var(--spacing-md);
            font-weight: 500;
        }
        .hero-section .hero-desc {
            font-size: 1rem;
            color: #c8d6e0;
            line-height: 1.8;
            margin-bottom: var(--spacing-lg);
            max-width: 620px;
        }
        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-hero-primary {
            display: inline-block;
            padding: 13px 32px;
            background: var(--color-accent);
            color: #fff !important;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-fast);
            text-decoration: none !important;
            border: none;
            letter-spacing: 0.5px;
            box-shadow: 0 4px 18px rgba(200, 148, 62, 0.35);
        }
        .btn-hero-primary:hover {
            background: #d4a040;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(200, 148, 62, 0.45);
            color: #fff !important;
        }
        .btn-hero-outline {
            display: inline-block;
            padding: 12px 30px;
            background: transparent;
            color: #ffffff !important;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-fast);
            text-decoration: none !important;
            border: 2px solid rgba(255, 255, 255, 0.5);
            letter-spacing: 0.5px;
        }
        .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff !important;
        }

        @media (max-width: 768px) {
            .hero-section {
                padding: var(--spacing-xl) 0;
            }
            .hero-section h1 {
                font-size: 1.8rem;
            }
            .hero-section .hero-subtitle {
                font-size: 1rem;
            }
            .hero-section .hero-desc {
                font-size: 0.9rem;
            }
            .hero-btns {
                flex-direction: column;
                gap: 10px;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                text-align: center;
                width: 100%;
            }
        }

        /* ========== SECTION COMMONS ========== */
        .section-padding {
            padding: var(--spacing-2xl) 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-xl);
        }
        .section-header .section-label {
            display: inline-block;
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 2px;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .section-header .section-desc {
            color: var(--color-text-muted);
            font-size: 0.95rem;
            max-width: 520px;
            margin: 0 auto;
        }

        @media (max-width: 768px) {
            .section-padding {
                padding: var(--spacing-xl) 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
        }

        /* ========== STATS BAR ========== */
        .stats-bar {
            background: #ffffff;
            border-bottom: 1px solid var(--color-border-light);
            padding: var(--spacing-lg) 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
            text-align: center;
        }
        .stat-item .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: 6px;
            font-family: var(--font-heading);
        }
        .stat-item .stat-number .accent {
            color: var(--color-accent);
        }
        .stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--spacing-sm);
            }
            .stat-item .stat-number {
                font-size: 1.6rem;
            }
        }

        /* ========== ADVANTAGE CARDS ========== */
        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--spacing-md);
        }
        .advantage-card {
            background: #ffffff;
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg) var(--spacing-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            text-align: center;
        }
        .advantage-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .advantage-card .adv-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #fdf9f2;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto var(--spacing-sm);
            font-size: 1.5rem;
            color: var(--color-accent);
            transition: all var(--transition-base);
        }
        .advantage-card:hover .adv-icon {
            background: var(--color-accent);
            color: #fff;
        }
        .advantage-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-primary);
        }
        .advantage-card p {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.6;
        }
        @media (max-width: 1023px) {
            .advantage-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .advantage-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== BRAND STORY ========== */
        .brand-story-section {
            background: var(--color-bg-alt);
            position: relative;
        }
        .brand-story-section .story-bg {
            position: absolute;
            top: 0;
            right: 0;
            width: 45%;
            height: 100%;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.35;
            z-index: 0;
        }
        .brand-story-section .grid-container {
            position: relative;
            z-index: 1;
        }
        .story-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--spacing-xl);
            align-items: center;
        }
        .story-text h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: var(--spacing-md);
        }
        .story-text p {
            font-size: 0.95rem;
            color: var(--color-text-light);
            line-height: 1.85;
            margin-bottom: var(--spacing-sm);
        }
        .story-image img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            width: 100%;
            object-fit: cover;
            aspect-ratio: 4/3;
        }
        @media (max-width: 768px) {
            .story-grid {
                grid-template-columns: 1fr;
                gap: var(--spacing-md);
            }
            .brand-story-section .story-bg {
                width: 100%;
                opacity: 0.15;
            }
            .story-text h2 {
                font-size: 1.4rem;
            }
        }

        /* ========== CATEGORY CARDS ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-md);
        }
        .category-card {
            background: #ffffff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            text-decoration: none !important;
            color: inherit;
            display: block;
        }
        .category-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }
        .category-card .card-img-wrap {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .category-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }
        .category-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .category-card .card-img-wrap .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-accent);
            color: #fff;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.5px;
        }
        .category-card .card-body {
            padding: var(--spacing-md);
        }
        .category-card .card-body h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
        }
        .category-card .card-body p {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.5;
        }
        @media (max-width: 1023px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .category-grid {
                grid-template-columns: 1fr;
            }
            .category-card .card-img-wrap {
                height: 150px;
            }
        }

        /* ========== NEWS LIST ========== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--spacing-md);
        }
        .news-item {
            background: #ffffff;
            border-radius: var(--radius-md);
            padding: var(--spacing-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            display: flex;
            gap: var(--spacing-sm);
            align-items: flex-start;
        }
        .news-item:hover {
            box-shadow: var(--shadow-md);
            border-color: #d4c5a0;
        }
        .news-item .news-thumb {
            width: 100px;
            height: 75px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }
        .news-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-item .news-info {
            flex: 1;
        }
        .news-item .news-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
            margin-bottom: 4px;
        }
        .news-item h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--color-primary);
            line-height: 1.4;
        }
        .news-item p {
            font-size: 0.82rem;
            color: var(--color-text-light);
            margin-bottom: 8px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item .btn-read-more {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--color-accent);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .news-item .btn-read-more:hover {
            color: var(--color-accent-dark);
        }
        @media (max-width: 768px) {
            .news-list {
                grid-template-columns: 1fr;
            }
            .news-item {
                flex-direction: column;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 140px;
            }
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-section {
            background: var(--color-bg-alt);
        }
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--spacing-md);
        }
        .testimonial-card {
            background: #ffffff;
            border-radius: var(--radius-lg);
            padding: var(--spacing-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            position: relative;
        }
        .testimonial-card::before {
            content: '"';
            font-size: 4rem;
            color: var(--color-accent);
            opacity: 0.3;
            position: absolute;
            top: 10px;
            left: 18px;
            line-height: 1;
            font-family: Georgia, serif;
        }
        .testimonial-card .testimonial-text {
            font-size: 0.9rem;
            color: var(--color-text-light);
            line-height: 1.7;
            margin-bottom: var(--spacing-sm);
            padding-top: 8px;
            font-style: italic;
        }
        .testimonial-card .testimonial-author {
            font-weight: 700;
            color: var(--color-primary);
            font-size: 0.9rem;
        }
        .testimonial-card .testimonial-role {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }
        @media (max-width: 1023px) {
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: #ffffff;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border-light);
            padding: var(--spacing-md) 0;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .faq-item:first-child {
            border-top: 1px solid var(--color-border-light);
        }
        .faq-question {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #f5f3ef;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--color-accent);
            transition: transform var(--transition-fast);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-accent);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding-top 0.3s ease;
            font-size: 0.9rem;
            color: var(--color-text-light);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-top: 12px;
        }

        /* ========== PARTNERS ========== */
        .partners-section {
            padding: var(--spacing-lg) 0;
            background: #fafaf8;
        }
        .partners-row {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: var(--spacing-xl);
            flex-wrap: wrap;
            opacity: 0.7;
        }
        .partner-item {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text-muted);
            letter-spacing: 1px;
            white-space: nowrap;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--color-primary);
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: var(--spacing-2xl) 0;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(26, 54, 80, 0.88);
            z-index: 1;
        }
        .cta-section .grid-container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .cta-section h2 {
            color: #ffffff;
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: var(--spacing-sm);
        }
        .cta-section p {
            color: #d4c5a0;
            font-size: 1rem;
            margin-bottom: var(--spacing-lg);
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-large {
            display: inline-block;
            padding: 14px 36px;
            background: var(--color-accent);
            color: #fff !important;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            transition: all var(--transition-fast);
            text-decoration: none !important;
            letter-spacing: 0.5px;
            box-shadow: 0 6px 22px rgba(200, 148, 62, 0.4);
        }
        .btn-cta-large:hover {
            background: #d4a040;
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(200, 148, 62, 0.5);
            color: #fff !important;
        }
        @media (max-width: 768px) {
            .cta-section h2 {
                font-size: 1.5rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0f1c28;
            color: #b0c0ce;
            padding: var(--spacing-xl) 0 var(--spacing-md);
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-xl);
        }
        .footer-brand .footer-logo {
            font-weight: 800;
            font-size: 1.2rem;
            color: #ffffff;
            margin-bottom: 8px;
        }
        .footer-brand p {
            color: #8095a8;
            font-size: 0.85rem;
            line-height: 1.6;
        }
        .footer-col h4 {
            color: #ffffff;
            font-weight: 700;
            font-size: 0.95rem;
            margin-bottom: 12px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a {
            color: #8095a8;
            text-decoration: none;
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #d4c5a0;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: var(--spacing-md);
            text-align: center;
            font-size: 0.8rem;
            color: #6a8090;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: var(--spacing-md);
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--color-accent);
        }
        .bg-alt {
            background: var(--color-bg-alt);
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        @media (max-width: 640px) {
            .hide-mobile {
                display: none !important;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1a3a5c;
            --color-primary-light: #1f4d7a;
            --color-accent: #c9a96e;
            --color-accent-light: #d9bc8a;
            --color-cta: #e85d3a;
            --color-cta-hover: #d04a2a;
            --color-bg: #ffffff;
            --color-bg-alt: #f5f6f8;
            --color-bg-dark: #111d2b;
            --color-text: #1e1e1e;
            --color-text-heading: #111827;
            --color-text-muted: #6b7280;
            --color-text-light: #9ca3af;
            --color-border: #e5e7eb;
            --color-border-light: #f0f0f0;
            --color-success: #10b981;
            --color-warning: #f59e0b;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 14px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.05);
            --shadow: 0 2px 16px rgba(0, 0, 0, 0.07);
            --shadow-md: 0 6px 28px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.13);
            --shadow-hover: 0 8px 32px rgba(0, 0, 0, 0.13);
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --header-height: 72px;
        }

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

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

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

        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;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(26, 58, 92, 0.35);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .grid-container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition);
        }
        .site-header.scrolled {
            box-shadow: 0 2px 18px rgba(0, 0, 0, 0.10);
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 24px;
        }
        .logo-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.22rem;
            color: var(--color-primary);
            white-space: nowrap;
            text-decoration: none;
            transition: opacity var(--transition-fast);
        }
        .logo-brand:hover {
            opacity: 0.85;
            color: var(--color-primary);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 1.1rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 6px;
            align-items: center;
            flex-wrap: wrap;
        }
        .main-nav li a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: #4a4a4a;
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .main-nav li a:hover {
            color: var(--color-primary);
            background: rgba(26, 58, 92, 0.04);
        }
        .main-nav li a.active {
            color: var(--color-primary);
            font-weight: 700;
            background: rgba(26, 58, 92, 0.07);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn-nav-cta {
            display: inline-block;
            padding: 9px 20px;
            font-size: 0.88rem;
            font-weight: 600;
            color: #fff;
            background: var(--color-cta);
            border-radius: 24px;
            white-space: nowrap;
            transition: all var(--transition);
            text-decoration: none;
            box-shadow: 0 2px 10px rgba(232, 93, 58, 0.25);
        }
        .btn-nav-cta:hover {
            background: var(--color-cta-hover);
            color: #fff;
            box-shadow: 0 4px 18px rgba(232, 93, 58, 0.40);
            transform: translateY(-1px);
        }
        .mobile-toggle-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-toggle-btn:hover {
            background: rgba(26, 58, 92, 0.06);
        }

        /* ========== HERO ========== */
        .hero-category {
            position: relative;
            padding: 80px 0 70px;
            background: var(--color-bg-dark);
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            color: #fff;
            overflow: hidden;
        }
        .hero-category::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(17, 29, 43, 0.88) 0%, rgba(26, 58, 92, 0.78) 50%, rgba(17, 29, 43, 0.85) 100%);
            z-index: 0;
        }
        .hero-category .grid-container {
            position: relative;
            z-index: 1;
        }
        .hero-category-content {
            max-width: 720px;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            font-size: 0.82rem;
            font-weight: 600;
            background: rgba(201, 169, 110, 0.25);
            color: var(--color-accent-light);
            border-radius: 20px;
            margin-bottom: 18px;
            letter-spacing: 0.04em;
        }
        .hero-category h1 {
            font-family: var(--font-heading);
            font-size: 2.8rem;
            font-weight: 800;
            margin: 0 0 18px;
            line-height: 1.25;
            color: #fff;
            letter-spacing: 0.02em;
        }
        .hero-category .hero-desc {
            font-size: 1.12rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.75;
            margin-bottom: 30px;
            max-width: 580px;
        }
        .hero-stats-row {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 10px;
        }
        .hero-stat-item {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .hero-stat-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
            font-family: var(--font-heading);
        }
        .hero-stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0.03em;
        }

        /* ========== SECTION ========== */
        .section {
            padding: 60px 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--color-text-heading);
            margin: 0 0 10px;
            letter-spacing: 0.02em;
        }
        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-muted);
            max-width: 560px;
            margin: 0 auto;
        }
        .section-divider {
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            margin: 14px auto 0;
            border-radius: 2px;
        }

        /* ========== RULES BLOCK ========== */
        .rules-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
        }
        .rule-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .rule-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: var(--color-accent-light);
        }
        .rule-card .rule-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(26, 58, 92, 0.07);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-primary);
            margin-bottom: 16px;
        }
        .rule-card h3 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text-heading);
            margin: 0 0 8px;
        }
        .rule-card p {
            font-size: 0.93rem;
            color: var(--color-text-muted);
            margin: 0;
            line-height: 1.65;
        }

        /* ========== STRATEGY CARDS ========== */
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 26px;
        }
        .strategy-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .strategy-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .strategy-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
            background: #e8eaed;
        }
        .strategy-card-body {
            padding: 22px 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .strategy-card-body h3 {
            font-family: var(--font-heading);
            font-size: 1.12rem;
            font-weight: 700;
            color: var(--color-text-heading);
            margin: 0 0 8px;
        }
        .strategy-card-body p {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            margin: 0 0 16px;
            line-height: 1.6;
            flex: 1;
        }
        .strategy-tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 0.78rem;
            font-weight: 600;
            background: rgba(26, 58, 92, 0.07);
            color: var(--color-primary);
            border-radius: 14px;
            align-self: flex-start;
        }

        /* ========== MATCH TABLE ========== */
        .match-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .match-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: #fff;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius);
            padding: 16px 20px;
            flex-wrap: wrap;
            gap: 12px;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .match-item:hover {
            border-color: var(--color-accent-light);
            box-shadow: var(--shadow);
        }
        .match-teams {
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-text-heading);
            min-width: 180px;
        }
        .match-info {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
            font-size: 0.88rem;
            color: var(--color-text-muted);
        }
        .match-badge {
            display: inline-block;
            padding: 4px 12px;
            font-size: 0.78rem;
            font-weight: 600;
            border-radius: 14px;
            white-space: nowrap;
        }
        .match-badge.hot {
            background: #fef2f2;
            color: #dc2626;
        }
        .match-badge.rec {
            background: #eff6ff;
            color: #2563eb;
        }

        /* ========== DATA STATS ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 26px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-card .stat-value {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.15;
            margin-bottom: 6px;
        }
        .stat-card .stat-value.accent {
            color: var(--color-accent);
        }
        .stat-card .stat-label {
            font-size: 0.88rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            border-color: var(--color-accent-light);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text-heading);
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-family: var(--font-body);
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-question .faq-icon {
            font-size: 0.85rem;
            color: var(--color-text-muted);
            transition: transform var(--transition);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--color-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
        }
        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 0.93rem;
            color: var(--color-text-muted);
            line-height: 1.75;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, #0f2840 100%);
            padding: 56px 0;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.12);
            pointer-events: none;
        }
        .cta-section .grid-container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            margin: 0 0 10px;
            color: #fff;
        }
        .cta-section p {
            font-size: 1.02rem;
            color: rgba(255, 255, 255, 0.8);
            margin: 0 0 26px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-large {
            display: inline-block;
            padding: 14px 38px;
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            background: var(--color-cta);
            border-radius: 28px;
            transition: all var(--transition);
            text-decoration: none;
            box-shadow: 0 4px 20px rgba(232, 93, 58, 0.40);
            letter-spacing: 0.03em;
        }
        .btn-cta-large:hover {
            background: #d04a2a;
            color: #fff;
            box-shadow: 0 6px 26px rgba(232, 93, 58, 0.55);
            transform: translateY(-2px);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #111d2b;
            color: #b0bcc8;
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }
        .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 0.85rem;
            color: #8a96a3;
            line-height: 1.7;
            margin: 0;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 0.95rem;
            font-weight: 700;
            color: #d0d7e0;
            margin: 0 0 12px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a {
            color: #8a96a3;
            font-size: 0.85rem;
            transition: color var(--transition-fast);
            text-decoration: none;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            text-align: center;
            font-size: 0.82rem;
            color: #6a7a8a;
        }

        /* ========== MOBILE NAV OVERLAY ========== */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition);
        }
        .mobile-nav-overlay.show {
            display: block;
            opacity: 1;
        }
        .mobile-nav-panel {
            position: fixed;
            top: var(--header-height);
            right: -300px;
            width: 280px;
            bottom: 0;
            background: #fff;
            z-index: 1001;
            padding: 20px 18px;
            overflow-y: auto;
            transition: right var(--transition-slow);
            box-shadow: -4px 0 20px rgba(0, 0, 0, 0.12);
        }
        .mobile-nav-panel.show {
            right: 0;
        }
        .mobile-nav-panel ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .mobile-nav-panel ul li a {
            display: block;
            padding: 12px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: #333;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel ul li a:hover,
        .mobile-nav-panel ul li a.active {
            background: rgba(26, 58, 92, 0.06);
            color: var(--color-primary);
            font-weight: 700;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .main-nav li a {
                padding: 7px 10px;
                font-size: 0.82rem;
            }
            .hero-category h1 {
                font-size: 2.2rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .strategy-grid {
                grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 62px;
            }
            .main-nav {
                display: none;
            }
            .nav-actions .btn-nav-cta {
                display: none;
            }
            .mobile-toggle-btn {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .hero-category {
                padding: 50px 0 44px;
            }
            .hero-category h1 {
                font-size: 1.7rem;
            }
            .hero-category .hero-desc {
                font-size: 0.95rem;
            }
            .hero-stats-row {
                gap: 20px;
            }
            .hero-stat-value {
                font-size: 1.5rem;
            }
            .section {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-card .stat-value {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .strategy-grid {
                grid-template-columns: 1fr;
            }
            .rules-grid {
                grid-template-columns: 1fr 1fr;
            }
            .match-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .btn-nav-cta {
                font-size: 0.78rem;
                padding: 7px 14px;
            }
        }

        @media (max-width: 520px) {
            .grid-container {
                padding-left: 14px;
                padding-right: 14px;
            }
            .hero-category h1 {
                font-size: 1.45rem;
            }
            .hero-category .hero-desc {
                font-size: 0.88rem;
                margin-bottom: 20px;
            }
            .hero-stats-row {
                gap: 14px;
            }
            .hero-stat-value {
                font-size: 1.3rem;
            }
            .hero-stat-label {
                font-size: 0.75rem;
            }
            .rules-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 18px 14px;
            }
            .stat-card .stat-value {
                font-size: 1.5rem;
            }
            .stat-card .stat-label {
                font-size: 0.78rem;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer-inner {
                padding: 0 16px 16px;
                font-size: 0.85rem;
            }
            .strategy-card-img {
                height: 160px;
            }
            .btn-cta-large {
                padding: 12px 26px;
                font-size: 0.95rem;
            }
            .site-footer {
                padding: 32px 0 18px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #1a3a5c;
            --color-primary-light: #1f4d78;
            --color-primary-dark: #0f2440;
            --color-accent: #c8a45c;
            --color-accent-light: #d9b970;
            --color-accent-dark: #a8893f;
            --color-cta: #e8483c;
            --color-cta-hover: #c9302c;
            --color-bg: #ffffff;
            --color-bg-alt: #f5f6f8;
            --color-bg-dark: #1a3a5c;
            --color-text: #1e2a36;
            --color-text-weak: #6b7c8e;
            --color-text-light: #9aabb8;
            --color-border: #e2e6ea;
            --color-border-light: #eef1f4;
            --color-success: #2ecc71;
            --color-warning: #f39c12;
            --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 6px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.12);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --max-width: 1240px;
            --nav-height: 70px;
        }

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

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

        body {
            font-family: var(--font-sans);
            color: var(--color-text);
            background: var(--color-bg);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            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: var(--font-sans);
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
            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;
        }

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

        /* ============ HEADER / NAV ============ */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            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 .grid-container {
            width: 100%;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            height: var(--nav-height);
        }
        .logo-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.25rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }
        .logo-brand:hover {
            color: var(--color-primary-light);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 1.1rem;
            font-weight: 900;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .main-nav li a {
            display: block;
            padding: 10px 15px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-weak);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }
        .main-nav li a:hover {
            color: var(--color-primary);
            background: #f5f7fa;
        }
        .main-nav li a.active {
            color: var(--color-accent-dark);
            font-weight: 700;
            background: #fdf9f2;
        }
        .main-nav li a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 15px;
            right: 15px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
        }
        .nav-actions {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .btn-nav-cta {
            display: inline-block;
            padding: 10px 20px;
            background: var(--color-cta);
            color: #fff !important;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: all var(--transition-normal);
            box-shadow: 0 3px 12px rgba(232, 72, 60, 0.25);
        }
        .btn-nav-cta:hover {
            background: var(--color-cta-hover);
            box-shadow: 0 6px 20px rgba(232, 72, 60, 0.35);
            transform: translateY(-1px);
            color: #fff !important;
        }
        .mobile-toggle-btn {
            display: none;
            background: transparent;
            font-size: 1.5rem;
            color: var(--color-primary);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-toggle-btn:hover {
            background: #f5f7fa;
        }

        /* ============ SECTION SPACING ============ */
        .section {
            padding: 64px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-lg {
            padding: 80px 0;
        }
        .section-bg-alt {
            background: var(--color-bg-alt);
        }
        .section-bg-dark {
            background: var(--color-bg-dark);
            color: #ffffff;
        }

        /* ============ HERO BANNER ============ */
        .hero-banner {
            position: relative;
            padding: 90px 0 80px;
            background: linear-gradient(135deg, #0f2440 0%, #1a3a5c 40%, #1f4d78 100%);
            overflow: hidden;
            color: #ffffff;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.22;
            z-index: 0;
        }
        .hero-banner::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, rgba(255, 255, 255, 0.06), transparent);
            z-index: 0;
        }
        .hero-banner .grid-container {
            position: relative;
            z-index: 1;
        }
        .hero-inner {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }
        .hero-text {
            flex: 1 1 500px;
            min-width: 0;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(200, 164, 92, 0.2);
            border: 1px solid rgba(200, 164, 92, 0.4);
            color: var(--color-accent-light);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .hero-banner h1 {
            font-size: 2.8rem;
            font-weight: 900;
            color: #ffffff;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            line-height: 1.2;
        }
        .hero-banner h1 .highlight {
            color: var(--color-accent-light);
            position: relative;
        }
        .hero-desc {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
            max-width: 560px;
            line-height: 1.8;
        }
        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: var(--color-accent);
            color: #1a3a5c !important;
            border-radius: 28px;
            font-weight: 700;
            font-size: 1rem;
            transition: all var(--transition-normal);
            box-shadow: 0 4px 16px rgba(200, 164, 92, 0.3);
        }
        .btn-primary:hover {
            background: var(--color-accent-light);
            box-shadow: 0 8px 28px rgba(200, 164, 92, 0.45);
            transform: translateY(-2px);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            background: transparent;
            color: #ffffff !important;
            border: 2px solid rgba(255, 255, 255, 0.5);
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            transition: all var(--transition-normal);
        }
        .btn-outline-light:hover {
            border-color: #ffffff;
            background: rgba(255, 255, 255, 0.08);
            color: #ffffff !important;
        }
        .hero-visual {
            flex: 0 0 340px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero-stat-card {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            text-align: center;
            box-shadow: var(--shadow-lg);
        }
        .hero-stat-card .stat-number {
            font-size: 3.5rem;
            font-weight: 900;
            color: var(--color-accent-light);
            line-height: 1;
            letter-spacing: -1px;
        }
        .hero-stat-card .stat-label {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 8px;
            font-weight: 500;
        }
        .hero-stat-card .stat-sub {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 4px;
        }

        /* ============ SECTION HEADINGS ============ */
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-accent-dark);
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 10px;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 12px;
        }
        .section-header .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-weak);
            max-width: 600px;
            margin: 0 auto;
        }

        /* ============ CARDS GRID ============ */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
        }
        .card-prediction {
            background: #ffffff;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }
        .card-prediction:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }
        .card-prediction .card-icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            margin-bottom: 18px;
            background: linear-gradient(135deg, #fdf9f2, #faf3e4);
            color: var(--color-accent-dark);
            transition: all var(--transition-normal);
        }
        .card-prediction:hover .card-icon-wrap {
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
            color: #fff;
            box-shadow: 0 6px 20px rgba(200, 164, 92, 0.3);
        }
        .card-prediction h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
        }
        .card-prediction p {
            font-size: 0.95rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.7;
        }
        .card-prediction .card-tag {
            display: inline-block;
            margin-top: 14px;
            padding: 5px 12px;
            background: #f5f7fa;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-primary-light);
        }

        /* ============ IMAGE + TEXT BLOCK ============ */
        .img-text-block {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }
        .img-text-block.reverse {
            flex-direction: row-reverse;
        }
        .img-text-block .block-img {
            flex: 1 1 420px;
            min-width: 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .img-text-block .block-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
            transition: transform var(--transition-slow);
        }
        .img-text-block .block-img:hover img {
            transform: scale(1.04);
        }
        .img-text-block .block-content {
            flex: 1 1 380px;
            min-width: 0;
        }
        .img-text-block .block-content h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 16px;
        }
        .img-text-block .block-content p {
            font-size: 1rem;
            color: var(--color-text-weak);
            line-height: 1.8;
            margin-bottom: 12px;
        }
        .feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .feature-list li {
            padding: 8px 0 8px 28px;
            position: relative;
            font-size: 0.95rem;
            color: var(--color-text);
            border-bottom: 1px solid var(--color-border-light);
        }
        .feature-list li:last-child {
            border-bottom: none;
        }
        .feature-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 9px;
            color: var(--color-success);
            font-weight: 700;
            font-size: 0.9rem;
        }

        /* ============ CONTENT LIST ============ */
        .content-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .content-list-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            background: #ffffff;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-normal);
        }
        .content-list-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
            transform: translateX(2px);
        }
        .content-list-item .list-date {
            flex-shrink: 0;
            width: 60px;
            text-align: center;
            background: #f5f7fa;
            border-radius: var(--radius-sm);
            padding: 10px 6px;
            font-weight: 700;
            color: var(--color-primary);
            font-size: 0.8rem;
            line-height: 1.3;
        }
        .content-list-item .list-date span {
            display: block;
            font-size: 1.3rem;
            font-weight: 900;
            color: var(--color-accent-dark);
        }
        .content-list-item .list-body h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .content-list-item .list-body p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.5;
        }
        .content-list-item .list-body .list-meta {
            font-size: 0.8rem;
            color: var(--color-text-light);
            margin-top: 6px;
        }
        .content-list-item .list-arrow {
            flex-shrink: 0;
            align-self: center;
            color: var(--color-text-light);
            font-size: 1.1rem;
            transition: all var(--transition-fast);
        }
        .content-list-item:hover .list-arrow {
            color: var(--color-accent);
            transform: translateX(3px);
        }

        /* ============ STATS ROW ============ */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 20px;
            text-align: center;
        }
        .stat-item {
            background: #ffffff;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-lg);
            padding: 30px 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }
        .stat-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .stat-item .stat-icon {
            font-size: 2rem;
            color: var(--color-accent);
            margin-bottom: 10px;
        }
        .stat-item .stat-value {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--color-primary);
            letter-spacing: -1px;
            line-height: 1;
        }
        .stat-item .stat-unit {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-accent-dark);
        }
        .stat-item .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            margin-top: 6px;
        }

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #ffffff;
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-normal);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-primary);
            background: #fafbfc;
            border: none;
            width: 100%;
            text-align: left;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: #f5f7fa;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            margin-left: 12px;
            font-size: 0.85rem;
            color: var(--color-accent-dark);
            transition: transform var(--transition-normal);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
        }
        .faq-item.open .faq-answer {
            max-height: 500px;
        }
        .faq-answer-inner {
            padding: 0 22px 20px;
            font-size: 0.95rem;
            color: var(--color-text-weak);
            line-height: 1.8;
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            background: linear-gradient(135deg, #1a3a5c 0%, #1f4d78 100%);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            color: #ffffff;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.1;
            z-index: 0;
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 550px;
            margin: 0 auto 28px;
        }
        .cta-section .btn-primary {
            font-size: 1.1rem;
            padding: 15px 34px;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: #0f1a28;
            color: #c5cdd5;
            padding: 56px 0 28px;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-brand .footer-logo {
            font-size: 1.4rem;
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: #8a98a5;
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 0.9rem;
            color: #8a98a5;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 22px;
            text-align: center;
            font-size: 0.85rem;
            color: #6b7a88;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .hero-banner h1 {
                font-size: 2.2rem;
            }
            .hero-visual {
                flex: 0 0 260px;
            }
            .hero-stat-card .stat-number {
                font-size: 2.6rem;
            }
            .main-nav li a {
                padding: 8px 10px;
                font-size: 0.85rem;
            }
            .btn-nav-cta {
                padding: 8px 15px;
                font-size: 0.82rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .img-text-block {
                gap: 28px;
            }
            .img-text-block .block-content h2 {
                font-size: 1.5rem;
            }
            .section {
                padding: 48px 0;
            }
            .cards-grid {
                grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
                gap: 18px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                flex-direction: column;
                background: #ffffff;
                border-bottom: 2px solid var(--color-border);
                box-shadow: var(--shadow-lg);
                padding: 12px 20px;
                gap: 2px;
                z-index: 999;
            }
            .main-nav.show {
                display: flex;
            }
            .main-nav li a {
                display: block;
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 0.95rem;
            }
            .nav-actions {
                display: none;
            }
            .nav-actions.show {
                display: flex;
                position: absolute;
                top: calc(var(--nav-height) + 280px);
                left: 20px;
                right: 20px;
                z-index: 999;
                justify-content: center;
            }
            .mobile-toggle-btn {
                display: block;
            }
            .hero-banner {
                padding: 60px 0 50px;
            }
            .hero-banner h1 {
                font-size: 1.8rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .hero-inner {
                flex-direction: column;
                gap: 30px;
                text-align: center;
            }
            .hero-text {
                flex: 1 1 auto;
            }
            .hero-visual {
                flex: 0 0 auto;
                width: 100%;
                max-width: 280px;
                margin: 0 auto;
            }
            .hero-btns {
                justify-content: center;
            }
            .img-text-block {
                flex-direction: column !important;
                gap: 24px;
                text-align: center;
            }
            .img-text-block .block-img {
                flex: 1 1 auto;
                max-width: 100%;
            }
            .feature-list li {
                text-align: left;
            }
            .cards-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-item .stat-value {
                font-size: 2rem;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                text-align: center;
            }
            .cta-section {
                padding: 40px 22px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .content-list-item {
                flex-wrap: wrap;
                gap: 10px;
            }
            .content-list-item .list-date {
                width: 48px;
                padding: 8px 4px;
            }
            .section {
                padding: 40px 0;
            }
        }

        @media (max-width: 520px) {
            .hero-banner h1 {
                font-size: 1.5rem;
            }
            .hero-badge {
                font-size: 0.75rem;
                padding: 4px 12px;
            }
            .hero-desc {
                font-size: 0.9rem;
            }
            .btn-primary,
            .btn-outline-light {
                padding: 11px 20px;
                font-size: 0.9rem;
                width: 100%;
                justify-content: center;
            }
            .hero-btns {
                flex-direction: column;
                gap: 10px;
            }
            .hero-stat-card {
                padding: 24px 18px;
            }
            .hero-stat-card .stat-number {
                font-size: 2.2rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-item {
                padding: 20px 12px;
            }
            .stat-item .stat-value {
                font-size: 1.6rem;
            }
            .card-prediction {
                padding: 24px 16px;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-answer-inner {
                padding: 0 16px 16px;
                font-size: 0.85rem;
            }
            .grid-container {
                padding-left: 14px;
                padding-right: 14px;
            }
            .logo-brand span:last-child {
                font-size: 1rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.9rem;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #1a3c5e;
            --color-primary-light: #1f4d78;
            --color-accent: #c8963e;
            --color-accent-light: #d4a84e;
            --color-accent-dark: #a67c2e;
            --color-bg: #f8f9fb;
            --color-surface: #ffffff;
            --color-text: #1e1e1e;
            --color-text-secondary: #5c6370;
            --color-text-muted: #88909b;
            --color-border: #e2e6ed;
            --color-border-light: #eef1f5;
            --color-success: #2d8c5e;
            --color-warning: #e8913a;
            --color-danger: #d14343;
            --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 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 28px rgba(0, 0, 0, 0.1);
            --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.13);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Segoe UI', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s ease;
            --max-width: 1240px;
            --header-height: 68px;
        }

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

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

        body {
            font-family: var(--font-body);
            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;
        }

        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;
        }

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

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

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

        /* Header */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--header-height);
            box-shadow: var(--shadow-xs);
            transition: box-shadow var(--transition-normal);
        }

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

        .site-header .grid-container {
            height: 100%;
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 24px;
        }

        .logo-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
        }

        .logo-brand:hover {
            opacity: 0.85;
            color: var(--color-primary);
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: 1.05rem;
            font-weight: 700;
            flex-shrink: 0;
            box-shadow: 0 2px 6px rgba(26, 60, 94, 0.25);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            padding: 0 4px;
        }

        .main-nav::-webkit-scrollbar {
            display: none;
        }

        .main-nav li {
            flex-shrink: 0;
        }

        .main-nav a {
            display: block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition-fast);
            position: relative;
        }

        .main-nav a:hover {
            color: var(--color-primary);
            background: rgba(26, 60, 94, 0.05);
        }

        .main-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
            background: rgba(26, 60, 94, 0.07);
        }

        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 14px;
            right: 14px;
            height: 2.5px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .nav-actions {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            font-size: 0.88rem;
            font-weight: 600;
            color: #fff;
            background: var(--color-accent);
            border-radius: var(--radius-sm);
            white-space: nowrap;
            transition: all var(--transition-fast);
            box-shadow: 0 2px 8px rgba(200, 150, 62, 0.25);
        }

        .btn-nav-cta:hover {
            background: var(--color-accent-light);
            color: #fff;
            box-shadow: 0 4px 14px rgba(200, 150, 62, 0.35);
            transform: translateY(-1px);
        }

        .mobile-toggle-btn {
            display: none;
            background: none;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            padding: 8px 12px;
            font-size: 1.2rem;
            color: var(--color-text-secondary);
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .mobile-toggle-btn:hover {
            background: var(--color-bg);
            color: var(--color-primary);
        }

        /* Mobile Nav Overlay */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-normal);
        }

        .mobile-nav-overlay.active {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            position: fixed;
            top: var(--header-height);
            right: -300px;
            width: 280px;
            bottom: 0;
            background: #fff;
            z-index: 1001;
            padding: 20px 16px;
            overflow-y: auto;
            transition: right var(--transition-normal);
            box-shadow: var(--shadow-xl);
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

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

        .mobile-nav-panel a {
            display: block;
            padding: 12px 14px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--color-primary);
            background: rgba(26, 60, 94, 0.06);
            font-weight: 600;
        }

        .mobile-nav-panel .btn-nav-cta {
            text-align: center;
            justify-content: center;
            margin-top: 8px;
        }

        /* Main Content */
        .page-main {
            flex: 1;
        }

        /* Page Hero */
        .page-hero {
            background: linear-gradient(170deg, #f0f4f9 0%, #e8edf5 40%, #f8f9fb 100%);
            padding: 52px 0 44px;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(200, 150, 62, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 240px;
            height: 240px;
            background: radial-gradient(circle, rgba(26, 60, 94, 0.07) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .page-hero .grid-container {
            position: relative;
            z-index: 1;
        }

        .page-hero-content {
            display: flex;
            align-items: center;
            gap: 48px;
        }

        .page-hero-text {
            flex: 1;
        }

        .page-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(26, 60, 94, 0.08);
            color: var(--color-primary);
            font-size: 0.82rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 20px;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .page-hero-text h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }

        .page-hero-text .hero-subtitle {
            font-size: 1.1rem;
            color: var(--color-text-secondary);
            margin-bottom: 12px;
            line-height: 1.6;
        }

        .page-hero-text .hero-desc {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            line-height: 1.7;
            max-width: 560px;
        }

        .page-hero-image {
            flex: 0 0 340px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4/3;
            position: relative;
        }

        .page-hero-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        /* Section Styles */
        .section {
            padding: 52px 0;
        }

        .section-alt {
            background: #ffffff;
        }

        .section-header {
            text-align: center;
            margin-bottom: 36px;
        }

        .section-header .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--color-accent-dark);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 8px;
        }

        .section-header h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .section-header .section-subtitle {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            max-width: 500px;
            margin: 0 auto;
        }

        /* Match Schedule Table */
        .match-table-wrapper {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
        }

        .match-table-header {
            background: var(--color-primary);
            color: #fff;
            padding: 16px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .match-table-header h3 {
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            margin: 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .match-table-header .match-round-badge {
            background: var(--color-accent);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 20px;
            white-space: nowrap;
        }

        .match-list {
            padding: 0;
        }

        .match-row {
            display: flex;
            align-items: center;
            padding: 14px 20px;
            border-bottom: 1px solid var(--color-border-light);
            transition: background var(--transition-fast);
            gap: 12px;
            flex-wrap: wrap;
        }

        .match-row:last-child {
            border-bottom: none;
        }

        .match-row:hover {
            background: #fafbfd;
        }

        .match-index {
            flex: 0 0 36px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            flex-shrink: 0;
        }

        .match-league-tag {
            flex: 0 0 auto;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 4px;
            background: #eef3f9;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
            letter-spacing: 0.03em;
        }

        .match-league-tag.premier {
            background: #fde8ef;
            color: #9b1d3a;
        }
        .match-league-tag.laliga {
            background: #fff3e0;
            color: #c7520a;
        }
        .match-league-tag.seriea {
            background: #e3f0fc;
            color: #1a4f8a;
        }
        .match-league-tag.bundesliga {
            background: #fdeaea;
            color: #b52828;
        }
        .match-league-tag.ligue1 {
            background: #e6f0f9;
            color: #1e5090;
        }

        .match-teams {
            flex: 1;
            min-width: 160px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
        }

        .match-vs {
            color: var(--color-text-muted);
            font-weight: 400;
            margin: 0 4px;
            flex-shrink: 0;
        }

        .match-time {
            flex: 0 0 auto;
            font-size: 0.82rem;
            color: var(--color-text-muted);
            white-space: nowrap;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .match-odds {
            flex: 0 0 auto;
            display: flex;
            gap: 8px;
            flex-shrink: 0;
        }

        .odds-badge {
            font-size: 0.78rem;
            font-weight: 600;
            padding: 5px 10px;
            border-radius: 4px;
            background: #f8f9fb;
            color: var(--color-text-secondary);
            white-space: nowrap;
            min-width: 42px;
            text-align: center;
        }

        .odds-badge.odds-win {
            color: #2d8c5e;
            background: #eaf7f1;
        }
        .odds-badge.odds-draw {
            color: #8c7a2d;
            background: #fdf9ed;
        }
        .odds-badge.odds-lose {
            color: #8c2d2d;
            background: #fdf0f0;
        }

        /* Tips Cards */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
        }

        .tip-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 22px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }

        .tip-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--color-accent);
            border-radius: 0 3px 3px 0;
            opacity: 0;
            transition: opacity var(--transition-normal);
        }

        .tip-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: #dde3ec;
        }

        .tip-card:hover::before {
            opacity: 1;
        }

        .tip-card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(26, 60, 94, 0.07);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-primary);
            margin-bottom: 16px;
        }

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

        .tip-card p {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0;
        }

        /* Analysis Blocks */
        .analysis-block {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            margin-bottom: 20px;
            display: flex;
            gap: 28px;
            align-items: flex-start;
            flex-wrap: wrap;
        }

        .analysis-block:last-child {
            margin-bottom: 0;
        }

        .analysis-block-image {
            flex: 0 0 200px;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 4/3;
            box-shadow: var(--shadow-sm);
        }

        .analysis-block-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .analysis-block-text {
            flex: 1;
            min-width: 240px;
        }

        .analysis-block-text h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
        }

        .analysis-block-text p {
            font-size: 0.92rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0 0 8px;
        }

        .analysis-block-text .highlight-note {
            background: #fdf8ed;
            border-left: 3px solid var(--color-accent);
            padding: 10px 14px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-size: 0.88rem;
            color: #7a5e1e;
            line-height: 1.6;
        }

        /* Stats Bar */
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 16px;
            margin-top: 8px;
        }

        .stat-item {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 22px 18px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-fast);
        }

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

        .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }

        /* FAQ */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

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

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

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 22px;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: color var(--transition-fast);
            font-family: var(--font-body);
        }

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

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

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

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

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

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(160deg, var(--color-primary) 0%, #0f2d4a 100%);
            border-radius: var(--radius-xl);
            padding: 44px 36px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
            margin: 0 20px;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(200, 150, 62, 0.3) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-section h2 {
            color: #fff;
            font-size: 1.7rem;
            font-weight: 700;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.95rem;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            background: var(--color-accent);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            box-shadow: 0 4px 16px rgba(200, 150, 62, 0.4);
            position: relative;
            z-index: 1;
            border: none;
            cursor: pointer;
        }

        .btn-cta-primary:hover {
            background: var(--color-accent-light);
            box-shadow: 0 6px 22px rgba(200, 150, 62, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }

        /* Footer */
        .site-footer {
            background: #1a2636;
            color: #c5cdd8;
            padding: 44px 0 0;
            margin-top: 52px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.2rem;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.6;
            color: #9ba5b2;
            margin: 0;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .footer-col a {
            font-size: 0.85rem;
            color: #9ba5b2;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            padding: 18px 0;
            text-align: center;
            font-size: 0.8rem;
            color: #6e7a8a;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 0;
            }
            .main-nav a {
                padding: 8px 9px;
                font-size: 0.8rem;
            }
            .page-hero-content {
                flex-direction: column;
                gap: 28px;
                text-align: center;
            }
            .page-hero-image {
                flex: 0 0 auto;
                width: 100%;
                max-width: 400px;
            }
            .page-hero-text .hero-desc {
                max-width: 100%;
                margin: 0 auto;
            }
            .page-hero-text h1 {
                font-size: 2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .analysis-block {
                flex-direction: column;
            }
            .analysis-block-image {
                flex: 0 0 auto;
                width: 100%;
                max-width: 300px;
            }
            .match-row {
                gap: 8px;
                padding: 12px 14px;
            }
            .match-teams {
                font-size: 0.85rem;
                min-width: 120px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .nav-actions {
                display: none;
            }
            .mobile-toggle-btn {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .page-hero {
                padding: 32px 0 28px;
            }
            .page-hero-text h1 {
                font-size: 1.6rem;
            }
            .page-hero-text .hero-subtitle {
                font-size: 0.95rem;
            }
            .section {
                padding: 32px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .match-row {
                flex-wrap: wrap;
                gap: 6px;
            }
            .match-teams {
                flex: 1 1 100%;
                min-width: 100%;
                order: 2;
            }
            .match-index {
                order: 1;
            }
            .match-league-tag {
                order: 3;
            }
            .match-time {
                order: 4;
            }
            .match-odds {
                order: 5;
                width: 100%;
                justify-content: flex-start;
                padding-top: 6px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .stats-bar {
                grid-template-columns: 1fr 1fr;
            }
            .tips-grid {
                grid-template-columns: 1fr;
            }
            .cta-section {
                margin: 0 8px;
                padding: 32px 18px;
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
            .analysis-block-image {
                max-width: 100%;
            }
        }

        @media (max-width: 520px) {
            .grid-container {
                padding: 0 12px;
            }
            .page-hero-text h1 {
                font-size: 1.35rem;
            }
            .match-table-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .stats-bar {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-num {
                font-size: 1.5rem;
            }
            .section-header h2 {
                font-size: 1.3rem;
            }
            .tip-card {
                padding: 20px 16px;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1a3c5e;
            --color-primary-dark: #0f2640;
            --color-accent: #c8963e;
            --color-accent-light: #e0b865;
            --color-accent-dark: #9a6f2a;
            --color-bg: #f9f7f4;
            --color-white: #ffffff;
            --color-text: #1e1e1e;
            --color-text-weak: #6b6b6b;
            --color-text-muted: #949494;
            --color-border: #e4ded4;
            --color-border-light: #f0ebe0;
            --color-card-bg: #ffffff;
            --color-section-alt: #f5f1ea;
            --color-success: #2d8c5a;
            --color-danger: #c0392b;
            --color-info: #3a7db8;
            --radius-sm: 6px;
            --radius-md: 10px;
            --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, 0.15);
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --font-heading: 'Georgia', 'Noto Serif SC', 'STSong', 'SimSun', serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Helvetica', 'Arial', sans-serif;
            --max-width: 1240px;
            --header-height: 72px;
        }

        *,
        *::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-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            padding-top: var(--header-height);
        }

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

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

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            color: var(--color-primary);
            margin-top: 0;
            line-height: 1.35;
            font-weight: 700;
        }

        h1 {
            font-size: 2.6rem;
        }
        h2 {
            font-size: 2rem;
        }
        h3 {
            font-size: 1.5rem;
        }
        h4 {
            font-size: 1.2rem;
        }

        .grid-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ========== HEADER ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            height: var(--header-height);
            display: flex;
            align-items: center;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .site-header .grid-container {
            width: 100%;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .logo-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
            flex-shrink: 0;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .logo-brand:hover {
            color: var(--color-accent-dark);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            color: #fff;
            font-size: 1.2rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        .main-nav {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .main-nav li a {
            display: block;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            text-decoration: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .main-nav li a:hover {
            background: var(--color-section-alt);
            color: var(--color-primary);
        }
        .main-nav li a.active {
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
        }
        .main-nav li a.active:hover {
            background: var(--color-primary-dark);
            color: #fff;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn-nav-cta {
            display: inline-block;
            padding: 9px 20px;
            border-radius: 24px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            text-decoration: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
            border: none;
        }
        .btn-nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .mobile-toggle-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--color-primary);
            padding: 8px;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-toggle-btn:hover {
            background: var(--color-section-alt);
        }

        @media (max-width: 1024px) {
            .main-nav {
                gap: 1px;
            }
            .main-nav li a {
                padding: 6px 10px;
                font-size: 0.82rem;
            }
            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .logo-brand {
                font-size: 1.15rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }
        }
        @media (max-width: 768px) {
            .mobile-toggle-btn {
                display: block;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 16px 20px;
                gap: 2px;
                border-bottom: 2px solid var(--color-border);
                box-shadow: var(--shadow-lg);
                z-index: 999;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav li {
                width: 100%;
            }
            .main-nav li a {
                padding: 12px 16px;
                font-size: 0.95rem;
                border-radius: var(--radius-sm);
                width: 100%;
            }
            .nav-actions {
                display: none;
            }
            .nav-actions.mobile-visible {
                display: flex;
                position: absolute;
                top: calc(var(--header-height) + 280px);
                left: 0;
                right: 0;
                background: var(--color-white);
                padding: 12px 20px;
                justify-content: center;
                border-bottom: 2px solid var(--color-border);
                z-index: 999;
            }
        }
        @media (max-width: 520px) {
            .grid-container {
                padding-left: 14px;
                padding-right: 14px;
            }
            .logo-brand span {
                font-size: 1rem;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
            .main-nav li a {
                font-size: 0.88rem;
                padding: 10px 12px;
            }
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            background: linear-gradient(170deg, #1a3c5e 0%, #0f2640 40%, #1a334a 100%);
            color: #fff;
            padding: 60px 0 56px;
            position: relative;
            overflow: hidden;
            text-align: center;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(200, 150, 62, 0.1);
            pointer-events: none;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(200, 150, 62, 0.07);
            pointer-events: none;
        }
        .page-banner .grid-container {
            position: relative;
            z-index: 1;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(200, 150, 62, 0.2);
            color: var(--color-accent-light);
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }
        .page-banner h1 {
            color: #fff;
            font-size: 2.6rem;
            margin-bottom: 12px;
        }
        .page-banner .banner-desc {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.1rem;
            max-width: 660px;
            margin: 0 auto;
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .page-banner h1 {
                font-size: 1.9rem;
            }
            .page-banner .banner-desc {
                font-size: 0.95rem;
            }
            .page-banner {
                padding: 40px 0 36px;
            }
        }

        /* ========== SECTION ========== */
        .section {
            padding: 60px 0;
        }
        .section-alt {
            background: var(--color-section-alt);
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header h2 {
            margin-bottom: 8px;
        }
        .section-header .section-subtitle {
            color: var(--color-text-weak);
            font-size: 1rem;
            max-width: 560px;
            margin: 0 auto;
        }
        .section-divider {
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin: 16px auto 0;
        }

        /* ========== CARDS ========== */
        .card {
            background: var(--color-card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 24px;
        }
        .card-header {
            padding: 20px 24px;
            border-bottom: 1px solid var(--color-border-light);
            background: var(--color-section-alt);
            font-weight: 700;
            font-family: var(--font-heading);
            font-size: 1.1rem;
            color: var(--color-primary);
        }

        /* ========== RESULT TABLE ========== */
        .result-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            background: var(--color-white);
            box-shadow: var(--shadow-sm);
        }
        .result-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 700px;
            font-size: 0.92rem;
        }
        .result-table thead th {
            background: var(--color-primary);
            color: #fff;
            padding: 14px 12px;
            font-weight: 600;
            text-align: center;
            white-space: nowrap;
            font-size: 0.85rem;
            letter-spacing: 0.5px;
        }
        .result-table tbody td {
            padding: 12px 10px;
            text-align: center;
            border-bottom: 1px solid var(--color-border-light);
            color: var(--color-text);
        }
        .result-table tbody tr:hover {
            background: #fdfaf5;
        }
        .result-table tbody tr:last-child td {
            border-bottom: none;
        }
        .result-badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 0.8rem;
        }
        .result-badge.win {
            background: #e8f5e9;
            color: #1b5e20;
        }
        .result-badge.draw {
            background: #fff8e1;
            color: #795548;
        }
        .result-badge.lose {
            background: #ffebee;
            color: #b71c1c;
        }
        .prize-highlight {
            color: var(--color-accent-dark);
            font-weight: 700;
            font-size: 1rem;
        }

        /* ========== STATS CARDS ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .stat-card .stat-icon {
            font-size: 2.2rem;
            color: var(--color-accent);
            margin-bottom: 10px;
        }
        .stat-card .stat-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-heading);
        }
        .stat-card .stat-label {
            color: var(--color-text-weak);
            font-size: 0.9rem;
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-value {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card .stat-value {
                font-size: 1.3rem;
            }
            .stat-card .stat-icon {
                font-size: 1.6rem;
            }
        }

        /* ========== HISTORY LIST ========== */
        .history-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .history-list li {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            border: 1px solid var(--color-border-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .history-list li:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
        }
        .history-list .hl-period {
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-heading);
            font-size: 1.05rem;
            white-space: nowrap;
        }
        .history-list .hl-prize {
            color: var(--color-accent-dark);
            font-weight: 600;
            white-space: nowrap;
        }
        .history-list .hl-detail {
            color: var(--color-text-weak);
            font-size: 0.88rem;
        }
        .btn-sm-outline {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            border: 1.5px solid var(--color-primary);
            color: var(--color-primary);
            font-size: 0.85rem;
            font-weight: 500;
            text-decoration: none;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .btn-sm-outline:hover {
            background: var(--color-primary);
            color: #fff;
        }

        /* ========== BTN ========== */
        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            border-radius: 28px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            text-decoration: none;
            border: none;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .btn-primary:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-outline {
            display: inline-block;
            padding: 11px 26px;
            border-radius: 28px;
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
            font-weight: 600;
            font-size: 1rem;
            text-decoration: none;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        /* ========== FAQ ========== */
        .faq-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .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-question {
            padding: 18px 22px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            color: var(--color-primary);
            font-size: 1.02rem;
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: var(--color-section-alt);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-fast);
            color: var(--color-accent);
            font-size: 0.9rem;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 600px;
        }
        .faq-answer-inner {
            padding: 0 22px 20px;
            color: var(--color-text-weak);
            line-height: 1.8;
            font-size: 0.95rem;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(160deg, #1a3c5e 0%, #0f2640 100%);
            color: #fff;
            padding: 60px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(200, 150, 62, 0.08);
            pointer-events: none;
        }
        .cta-section .grid-container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            color: #fff;
            margin-bottom: 10px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto 24px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1a1a1a;
            color: #bbb;
            padding: 50px 0 24px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand p {
            color: #999;
            font-size: 0.85rem;
            line-height: 1.7;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 12px;
            font-weight: 600;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 7px;
        }
        .footer-col ul li a {
            color: #bbb;
            text-decoration: none;
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid #333;
            padding-top: 20px;
            text-align: center;
            color: #777;
            font-size: 0.8rem;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ========== UTILS ========== */
        .text-center {
            text-align: center;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mb-2 {
            margin-bottom: 16px;
        }
        .mb-3 {
            margin-bottom: 24px;
        }
        .mt-3 {
            margin-top: 24px;
        }

        /* ========== NOTICE BANNER ========== */
        .notice-banner {
            background: #fffdf7;
            border: 1px solid #f0e4c0;
            border-radius: var(--radius-md);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.9rem;
            color: #7a6a3a;
            margin-bottom: 28px;
        }
        .notice-banner i {
            color: var(--color-accent);
            font-size: 1.3rem;
            flex-shrink: 0;
        }

        /* ========== GRID ========== */
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        @media (max-width: 768px) {
            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #1a3a5c;
            --primary-light: #2c5f8a;
            --accent: #c9a94e;
            --accent-light: #e0c878;
            --bg-white: #ffffff;
            --bg-light: #f5f6f8;
            --bg-card: #fafbfc;
            --text-main: #1e2a3a;
            --text-soft: #5a6b7a;
            --text-light: #8b99a6;
            --border: #dfe4ea;
            --border-light: #eef1f5;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.09);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --space-xs: 0.5rem;
            --space-sm: 1rem;
            --space-md: 1.8rem;
            --space-lg: 3rem;
            --space-xl: 4.5rem;
            --transition: 0.25s ease;
        }

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

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

        body {
            margin: 0;
            padding: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", "Segoe UI", system-ui, -apple-system, sans-serif;
            line-height: 1.7;
            color: var(--text-main);
            background-color: var(--bg-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

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

        .grid-container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 var(--space-sm);
        }

        /* 导航 */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 0.7rem 0;
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: var(--space-sm);
            flex-wrap: wrap;
        }

        .logo-brand {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: #ffffff;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1.25rem;
            box-shadow: 0 3px 10px rgba(26, 58, 92, 0.25);
        }

        .main-nav {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 0.3rem;
        }

        .main-nav li a {
            display: block;
            padding: 0.5rem 0.85rem;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-soft);
            border-radius: 20px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .main-nav li a:hover,
        .main-nav li a.active {
            color: var(--primary);
            background: #f0f4f9;
        }

        .main-nav li a.active {
            font-weight: 600;
            color: var(--primary);
            background: #e8eef6;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .btn-nav-cta {
            display: inline-block;
            padding: 0.5rem 1.2rem;
            background: var(--accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: 24px;
            transition: all var(--transition);
            white-space: nowrap;
            box-shadow: 0 2px 8px rgba(201, 169, 78, 0.25);
        }

        .btn-nav-cta:hover {
            background: #b8943a;
            color: #fff;
            box-shadow: 0 4px 14px rgba(201, 169, 78, 0.4);
            transform: translateY(-1px);
        }

        .mobile-toggle-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
            padding: 0.3rem;
        }

        /* 内页 Hero */
        .page-hero {
            background: linear-gradient(135deg, #f0f4f9 0%, #e8edf5 40%, #f7f3e8 100%);
            padding: var(--space-lg) 0;
            border-bottom: 1px solid var(--border-light);
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -80px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(201, 169, 78, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-inner {
            display: flex;
            align-items: center;
            gap: var(--space-lg);
            flex-wrap: wrap;
        }

        .hero-text {
            flex: 1 1 420px;
        }

        .hero-text h1 {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 0.6rem;
            line-height: 1.35;
        }

        .hero-text .subtitle {
            font-size: 1.05rem;
            color: var(--text-soft);
            margin-bottom: 0;
        }

        .hero-visual {
            flex: 0 0 340px;
            position: relative;
        }

        .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
        }

        /* 通用板块 */
        .section {
            padding: var(--space-xl) 0;
        }

        .section-title {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--primary);
            text-align: center;
            margin-bottom: 0.5rem;
        }

        .section-subtitle {
            text-align: center;
            color: var(--text-soft);
            max-width: 620px;
            margin: 0 auto var(--space-lg);
            font-size: 0.98rem;
        }

        .card-grid {
            display: grid;
            gap: var(--space-md);
        }

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

        .card-grid-3 {
            grid-template-columns: repeat(3, 1fr);
        }

        .card {
            background: var(--bg-white);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: var(--space-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

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

        .card-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 0.8rem;
        }

        .card h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 0.5rem;
        }

        .card p {
            color: var(--text-soft);
            font-size: 0.92rem;
            margin: 0;
            line-height: 1.6;
        }

        /* 统计条 */
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: var(--space-lg);
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-lg);
            padding: var(--space-lg) var(--space-md);
        }

        .stat-item {
            text-align: center;
            min-width: 120px;
        }

        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--accent-light);
        }

        .stat-label {
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 0.25rem;
        }

        /* 步骤列表 */
        .step-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: var(--space-md);
        }

        .step-item {
            display: flex;
            gap: var(--space-md);
            align-items: flex-start;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: var(--space-md);
            border-left: 5px solid var(--accent);
            box-shadow: var(--shadow-sm);
        }

        .step-num {
            flex: 0 0 48px;
            height: 48px;
            background: var(--accent);
            color: #fff;
            font-weight: 800;
            font-size: 1.4rem;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .step-content h4 {
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 0.25rem;
        }

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

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

        .faq-question {
            padding: var(--space-sm) var(--space-md);
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: var(--bg-light);
            transition: background var(--transition);
            font-size: 1rem;
        }

        .faq-question:hover {
            background: #eef2f7;
        }

        .faq-answer {
            padding: 0 var(--space-md) var(--space-md);
            color: var(--text-soft);
            font-size: 0.92rem;
            line-height: 1.7;
            display: none;
        }

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

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

        /* CTA */
        .cta-block {
            background: linear-gradient(135deg, var(--primary) 0%, #162d45 100%);
            color: #fff;
            text-align: center;
            border-radius: var(--radius-lg);
            padding: var(--space-lg) var(--space-md);
        }

        .btn-gold {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-weight: 700;
            padding: 0.75rem 2.2rem;
            border-radius: 28px;
            transition: all var(--transition);
            font-size: 1rem;
            box-shadow: 0 4px 14px rgba(201, 169, 78, 0.3);
        }

        .btn-gold:hover {
            background: #b8943a;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(201, 169, 78, 0.45);
        }

        .btn-outline-light {
            display: inline-block;
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            padding: 0.6rem 1.8rem;
            border-radius: 24px;
            transition: all var(--transition);
        }

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

        /* 页脚 */
        .site-footer {
            background: #0f1822;
            color: #bcc5cf;
            padding: var(--space-lg) 0 var(--space-md);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: var(--space-lg);
            padding-bottom: var(--space-md);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: #8b99a6;
            line-height: 1.6;
        }

        .footer-col h4 {
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 0.8rem;
        }

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

        .footer-col ul li {
            margin-bottom: 0.45rem;
        }

        .footer-col ul li a {
            font-size: 0.88rem;
            color: #8b99a6;
            transition: color var(--transition);
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: var(--space-md);
            font-size: 0.82rem;
            color: #6b7785;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }

            .card-grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }

            .hero-visual {
                flex: 0 0 280px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                border-top: 1px solid var(--border-light);
                box-shadow: var(--shadow-md);
                padding: var(--space-sm);
                z-index: 99;
            }

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

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

            .nav-actions {
                display: none;
            }

            .hero-inner {
                flex-direction: column;
            }

            .hero-visual {
                flex: 1 1 auto;
                width: 100%;
            }

            .card-grid-2,
            .card-grid-3 {
                grid-template-columns: 1fr;
            }

            .stats-row {
                gap: var(--space-md);
            }

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

            .section-title {
                font-size: 1.4rem;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.6rem;
            }

            .stat-number {
                font-size: 1.8rem;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #1a3a5c;
            --color-primary-light: #1f4d7a;
            --color-primary-dark: #0f2440;
            --color-accent: #c8963e;
            --color-accent-light: #d4a855;
            --color-accent-dark: #a67c2e;
            --color-bg: #ffffff;
            --color-bg-alt: #f5f6f8;
            --color-bg-card: #ffffff;
            --color-bg-dark: #1a2a3a;
            --color-text: #2c3e50;
            --color-text-weak: #6b7d8e;
            --color-text-light: #8a9aaa;
            --color-text-on-dark: #e8ecf1;
            --color-border: #e0e5ec;
            --color-border-light: #eef1f5;
            --color-success: #27ae60;
            --color-warning: #f39c12;
            --color-danger: #e74c3c;
            --color-info: #2980b9;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.14);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-sans: 'Helvetica Neue', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
            --max-width: 1200px;
            --header-height: 68px;
            --section-gap: 64px;
            --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-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        button {
            cursor: pointer;
            font-family: inherit;
        }
        input,
        select,
        textarea {
            font-family: inherit;
        }
        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 0.6em;
            line-height: 1.35;
            font-weight: 700;
            color: var(--color-text);
        }
        p {
            margin: 0 0 1em;
        }

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

        /* ========== HEADER & NAV ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            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-base);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            height: var(--header-height);
        }
        .logo-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--color-primary);
            white-space: nowrap;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .logo-brand:hover {
            color: var(--color-accent);
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
            color: #fff;
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .main-nav li a {
            display: inline-block;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
        }
        .main-nav li a:hover {
            background: var(--color-bg-alt);
            color: var(--color-primary);
        }
        .main-nav li a.active {
            background: var(--color-primary);
            color: #ffffff;
            font-weight: 600;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-nav-cta {
            display: inline-block;
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            text-decoration: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
            border: none;
        }
        .btn-nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .mobile-toggle-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-text);
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }
        .mobile-toggle-btn:hover {
            background: var(--color-bg-alt);
        }
        @media (max-width: 1024px) {
            .main-nav {
                gap: 2px;
            }
            .main-nav li a {
                padding: 6px 10px;
                font-size: 0.82rem;
            }
            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .logo-brand {
                font-size: 1.1rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.95rem;
            }
        }
        @media (max-width: 768px) {
            .site-header {
                height: auto;
                padding: 8px 0;
            }
            .nav-wrapper {
                flex-wrap: wrap;
                height: auto;
                gap: 10px;
            }
            .mobile-toggle-btn {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #fff;
                border-radius: var(--radius-md);
                box-shadow: var(--shadow-lg);
                padding: 12px 8px;
                gap: 2px;
                position: absolute;
                top: var(--header-height);
                left: 16px;
                right: 16px;
                z-index: 999;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav li a {
                display: block;
                padding: 10px 14px;
                font-size: 0.95rem;
                border-radius: var(--radius-sm);
            }
            .nav-actions {
                margin-left: auto;
            }
            .btn-nav-cta {
                padding: 7px 13px;
                font-size: 0.78rem;
            }
        }
        @media (max-width: 520px) {
            .nav-actions {
                gap: 6px;
            }
            .btn-nav-cta {
                padding: 6px 10px;
                font-size: 0.72rem;
            }
            .logo-brand span {
                font-size: 0.95rem;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.8rem;
            }
        }

        /* ========== PAGE BANNER ========== */
        .page-banner {
            position: relative;
            background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 40%, #1a4d70 100%);
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            padding: 72px 0 64px;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15, 36, 64, 0.65);
            z-index: 1;
        }
        .page-banner .grid-container {
            position: relative;
            z-index: 2;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 0.88rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 18px;
        }
        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .page-banner .banner-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.88);
            max-width: 680px;
            margin: 0 auto 28px;
            line-height: 1.75;
        }
        .page-banner .banner-meta {
            display: flex;
            justify-content: center;
            gap: 28px;
            flex-wrap: wrap;
            font-size: 0.92rem;
            color: rgba(255, 255, 255, 0.78);
        }
        .page-banner .banner-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        @media (max-width: 768px) {
            .page-banner {
                padding: 48px 0 40px;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner .banner-desc {
                font-size: 1rem;
                max-width: 100%;
            }
            .page-banner .banner-meta {
                gap: 14px;
                font-size: 0.82rem;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .page-banner .banner-desc {
                font-size: 0.9rem;
            }
        }

        /* ========== SECTION COMMONS ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-dark {
            background: var(--color-bg-dark);
            color: var(--color-text-on-dark);
        }
        .section-dark h2,
        .section-dark h3 {
            color: #fff;
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-header h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--color-text);
        }
        .section-header .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-weak);
            max-width: 600px;
            margin: 0 auto;
        }
        .section-dark .section-header h2 {
            color: #fff;
        }
        .section-dark .section-header .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }
        .divider-accent {
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
            margin: 14px auto 20px;
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--section-gap-sm) 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .section-header .section-subtitle {
                font-size: 0.95rem;
            }
        }

        /* ========== CARDS ========== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }
        .card-grid-3 {
            grid-template-columns: repeat(3, 1fr);
        }
        .card-grid-4 {
            grid-template-columns: repeat(4, 1fr);
        }
        @media (max-width: 1024px) {
            .card-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .card-grid-4,
            .card-grid-3,
            .card-grid {
                grid-template-columns: 1fr;
            }
        }

        .skill-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 14px;
            position: relative;
            overflow: hidden;
        }
        .skill-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-border);
        }
        .skill-card .card-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            flex-shrink: 0;
        }
        .skill-card .card-icon.icon-blue {
            background: #e8f2fb;
            color: var(--color-primary);
        }
        .skill-card .card-icon.icon-gold {
            background: #fef6ea;
            color: var(--color-accent);
        }
        .skill-card .card-icon.icon-green {
            background: #e8f8ef;
            color: var(--color-success);
        }
        .skill-card .card-icon.icon-red {
            background: #fdeaea;
            color: var(--color-danger);
        }
        .skill-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin: 0;
            color: var(--color-text);
        }
        .skill-card p {
            font-size: 0.93rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.65;
        }
        .skill-card .card-tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 12px;
            background: var(--color-bg-alt);
            color: var(--color-text-weak);
            align-self: flex-start;
        }

        /* ========== CONTENT BLOCK ========== */
        .content-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .content-block.reverse {
            direction: rtl;
        }
        .content-block.reverse>* {
            direction: ltr;
        }
        .content-block .content-text h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .content-block .content-text p {
            font-size: 0.98rem;
            color: var(--color-text-weak);
            line-height: 1.75;
        }
        .content-block .content-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }
        .content-block .content-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16/10;
        }
        @media (max-width: 768px) {
            .content-block {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .content-block .content-text h3 {
                font-size: 1.25rem;
            }
        }

        /* ========== TIPS LIST ========== */
        .tips-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 800px;
            margin: 0 auto;
        }
        .tips-list .tip-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }
        .tips-list .tip-item:hover {
            border-color: var(--color-border);
            box-shadow: var(--shadow-md);
        }
        .tips-list .tip-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .tips-list .tip-content h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--color-text);
        }
        .tips-list .tip-content p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== WARNING BOX ========== */
        .warning-box {
            background: #fff8f6;
            border: 1px solid #fdd;
            border-left: 5px solid var(--color-danger);
            border-radius: var(--radius-md);
            padding: 22px 26px;
            margin: 16px 0;
        }
        .warning-box h4 {
            color: var(--color-danger);
            font-weight: 700;
            margin-bottom: 6px;
            font-size: 1rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .warning-box p {
            margin: 0;
            font-size: 0.9rem;
            color: #7a5045;
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 22px;
            font-size: 1rem;
            font-weight: 600;
            text-align: left;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .faq-question .faq-icon {
            transition: transform var(--transition-base);
            color: var(--color-accent);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
            padding: 0 22px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }
        .faq-answer p {
            font-size: 0.93rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            color: #fff;
            text-align: center;
            padding: 56px 0;
            border-radius: var(--radius-xl);
            margin: 0 20px;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto 26px;
        }
        .cta-section .btn-cta-lg {
            display: inline-block;
            padding: 14px 36px;
            background: var(--color-accent);
            color: #fff;
            border-radius: var(--radius-md);
            font-size: 1.05rem;
            font-weight: 700;
            text-decoration: none;
            transition: all var(--transition-base);
            border: none;
        }
        .cta-section .btn-cta-lg:hover {
            background: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-xl);
            color: #fff;
        }
        .cta-wrapper {
            padding: var(--section-gap) 0;
        }
        @media (max-width: 768px) {
            .cta-section {
                margin: 0 12px;
                padding: 40px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .cta-section p {
                font-size: 0.95rem;
            }
            .cta-section .btn-cta-lg {
                padding: 12px 28px;
                font-size: 0.95rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1a2a3a;
            color: var(--color-text-on-dark);
            padding: 48px 0 28px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-brand .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.65;
        }
        .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 0.84rem;
            color: rgba(255, 255, 255, 0.5);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ========== UTILITIES ========== */
        .text-center {
            text-align: center;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .mb-24 {
            margin-bottom: 24px;
        }
        .mb-32 {
            margin-bottom: 32px;
        }
        .highlight-box {
            background: #fef9f0;
            border: 1px solid #f0dca8;
            border-radius: var(--radius-md);
            padding: 20px 24px;
            font-size: 0.95rem;
            color: #6b4d1e;
            line-height: 1.7;
        }
        .highlight-box strong {
            color: var(--color-accent-dark);
        }
        .stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            margin: 24px 0;
        }
        .stat-item {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            padding: 22px 28px;
            text-align: center;
            min-width: 140px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            flex: 1;
            max-width: 220px;
        }
        .stat-item .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-weak);
        }
        @media (max-width: 520px) {
            .stats-row {
                flex-direction: column;
                align-items: center;
            }
            .stat-item {
                max-width: 100%;
                width: 100%;
            }
        }