/* roulang page: index */
:root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --primary-light: #ffe5e7;
            --secondary: #1d3557;
            --secondary-light: #457b9d;
            --accent: #f4a261;
            --dark: #0b1a2b;
            --dark-2: #14273e;
            --bg: #f8f9fc;
            --bg-2: #eef1f6;
            --white: #ffffff;
            --text: #1a2b3c;
            --text-light: #5a6b7c;
            --text-lighter: #8a9aa8;
            --border: #e3e8ef;
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(10, 30, 50, 0.06);
            --shadow-md: 0 8px 24px rgba(10, 30, 50, 0.08);
            --shadow-lg: 0 16px 40px rgba(10, 30, 50, 0.12);
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.35, 1);
            --container: 1200px;
            --space-section: 96px;
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.6;
            background-color: var(--bg);
            color: var(--text);
            -webkit-font-smoothing: antialiased;
        }

        img, svg {
            max-width: 100%;
            display: block;
        }

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

        a:hover {
            color: var(--primary-dark);
        }

        ul, ol {
            list-style: none;
        }

        button, input, textarea, select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            border: none;
            outline: none;
            background: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 32px;
        }

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

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

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }

        .section-head .eyebrow {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            padding: 6px 18px;
            border-radius: 100px;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .section-head h2 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--secondary);
            margin-bottom: 16px;
        }

        .section-head p {
            color: var(--text-light);
            font-size: 17px;
            line-height: 1.7;
        }

        .section-sub {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }

        /* Header & Nav */
        .site-header {
            background: var(--white);
            box-shadow: 0 2px 20px rgba(10, 30, 50, 0.08);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: box-shadow 0.3s ease;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 32px;
            max-width: 1320px;
            margin: 0 auto;
        }

        .site-logo {
            font-size: 24px;
            font-weight: 800;
            color: var(--secondary);
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .site-logo i {
            color: var(--primary);
            font-size: 28px;
            background: var(--primary-light);
            width: 46px;
            height: 46px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
        }

        .site-logo span {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            font-size: 22px;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-links a {
            color: var(--text);
            font-weight: 600;
            font-size: 15px;
            position: relative;
            padding: 6px 2px;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
            transition: var(--transition);
        }

        .nav-links a:hover {
            color: var(--primary);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        .nav-links a.active {
            color: var(--primary);
            font-weight: 700;
        }

        .nav-links a.active::after {
            width: 100%;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .btn-search {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: var(--bg);
            color: var(--text);
            cursor: pointer;
            transition: var(--transition);
            font-size: 16px;
        }

        .btn-search:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 14px;
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.5px;
            cursor: pointer;
            transition: var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
            border-radius: 10px;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: var(--white);
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.25);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(230, 57, 70, 0.35);
            color: var(--white);
        }

        .btn-ghost {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.4);
            color: var(--white);
        }

        .btn-ghost:hover {
            border-color: var(--white);
            background: rgba(255, 255, 255, 0.1);
            color: var(--white);
            transform: translateY(-3px);
        }

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

        .btn-outline:hover {
            background: var(--primary);
            color: var(--white);
            transform: translateY(-2px);
        }

        .btn-light {
            background: var(--white);
            color: var(--secondary);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
        }

        .btn-light:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
            color: var(--secondary);
        }

        .mobile-toggle {
            display: none;
            width: 44px;
            height: 44px;
            background: var(--bg);
            border-radius: 12px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 18px;
            color: var(--secondary);
        }

        @media (max-width: 1024px) {
            .nav-links {
                display: none;
            }
            .nav-actions .btn-nav-cta {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .header-nav {
                gap: 10px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                padding: 12px 16px;
            }
            .site-logo span {
                font-size: 18px;
            }
            .site-logo i {
                width: 38px;
                height: 38px;
                font-size: 16px;
            }
            .btn-search {
                width: 38px;
                height: 38px;
            }
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 60%, var(--secondary) 100%);
            position: relative;
            overflow: hidden;
            padding: 100px 0 120px;
            color: var(--white);
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 700px;
            height: 700px;
            background: radial-gradient(circle, rgba(230, 57, 70, 0.3) 0%, transparent 60%);
            pointer-events: none;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.5;
            z-index: 0;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(11, 26, 43, 0.9) 0%, rgba(11, 26, 43, 0.6) 50%, rgba(11, 26, 43, 0.3) 100%);
            z-index: 1;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 32px;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 64px;
            align-items: center;
        }

        .hero-content {
            max-width: 640px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 8px 20px;
            border-radius: 100px;
            font-size: 13px;
            font-weight: 600;
            color: #ffd7a8;
            backdrop-filter: blur(8px);
            margin-bottom: 28px;
        }

        .hero-badge i {
            color: var(--accent);
        }

        .hero h1 {
            font-size: 52px;
            font-weight: 900;
            line-height: 1.15;
            margin-bottom: 24px;
            letter-spacing: 1px;
        }

        .hero h1 .highlight {
            background: linear-gradient(135deg, #ff8fa3, #e63946);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .hero-desc {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.8;
            margin-bottom: 36px;
            max-width: 540px;
        }

        .hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            padding-top: 36px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
        }

        .hero-stat strong {
            font-size: 32px;
            font-weight: 800;
            color: var(--white);
        }

        .hero-stat span {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
        }

        .hero-visual {
            position: relative;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .hero-card-group {
            display: flex;
            flex-direction: column;
            gap: 20px;
            width: 100%;
        }

        .hero-card {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(12px);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            transition: var(--transition);
        }

        .hero-card:hover {
            background: rgba(255, 255, 255, 0.16);
            transform: translateY(-4px);
        }

        .hero-card-top {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 14px;
        }

        .hero-card-icon {
            width: 48px;
            height: 48px;
            background: rgba(230, 57, 70, 0.3);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: #ff8fa3;
        }

        .hero-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--white);
        }

        .hero-card p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.6;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(244, 162, 97, 0.2);
            color: #ffd7a8;
            font-size: 13px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 100px;
            margin-top: 10px;
        }

        @media (max-width: 1024px) {
            .hero {
                padding: 70px 0 90px;
            }
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 48px;
            }
            .hero-content {
                max-width: 100%;
            }
            .hero h1 {
                font-size: 40px;
            }
            .hero-visual {
                max-width: 560px;
                margin: 0 auto;
                width: 100%;
            }
        }

        @media (max-width: 768px) {
            .hero {
                padding: 50px 0 70px;
            }
            .hero h1 {
                font-size: 32px;
            }
            .hero-desc {
                font-size: 16px;
            }
            .hero-stats {
                flex-wrap: wrap;
                gap: 20px;
            }
            .hero-stat strong {
                font-size: 26px;
            }
        }

        /* Features / Core Services */
        .features {
            background: var(--bg);
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }

        .feature-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            transform: scaleX(0);
            transform-origin: left;
            transition: var(--transition);
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

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

        .feature-icon {
            width: 64px;
            height: 64px;
            background: var(--primary-light);
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            color: var(--primary);
            margin-bottom: 24px;
            transition: var(--transition);
        }

        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: var(--white);
            transform: scale(1.08);
        }

        .feature-card h3 {
            font-size: 21px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 12px;
        }

        .feature-card p {
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .feature-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            font-size: 14px;
            color: var(--primary);
        }

        .feature-more i {
            transition: transform 0.3s ease;
        }

        .feature-card:hover .feature-more i {
            transform: translateX(4px);
        }

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

        @media (max-width: 768px) {
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .feature-card {
                padding: 28px 24px;
            }
        }

        /* Projects / Sports Categories Section */
        .sports-section {
            background: var(--white);
            position: relative;
        }

        .sports-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .sport-card {
            background: var(--bg);
            border-radius: var(--radius-lg);
            padding: 36px 24px;
            text-align: center;
            border: 1px solid var(--border);
            transition: var(--transition);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .sport-card::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 4px;
            transition: var(--transition);
        }

        .sport-card:hover {
            background: var(--white);
            box-shadow: var(--shadow-lg);
            transform: translateY(-8px);
        }

        .sport-card:hover::after {
            width: 60%;
        }

        .sport-icon {
            width: 72px;
            height: 72px;
            margin: 0 auto 20px;
            background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
            border-radius: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 30px;
            color: var(--white);
            transition: var(--transition);
        }

        .sport-card:hover .sport-icon {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            transform: scale(1.05) rotate(-4deg);
        }

        .sport-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 10px;
        }

        .sport-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .sport-spec {
            display: flex;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .sport-spec span {
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid var(--border);
            color: var(--text-light);
            font-size: 12px;
            padding: 4px 12px;
            border-radius: 100px;
            transition: var(--transition);
        }

        .sport-card:hover .sport-spec span {
            background: var(--primary-light);
            border-color: var(--primary-light);
            color: var(--primary);
        }

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

        @media (max-width: 768px) {
            .sports-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .sport-card {
                padding: 24px 16px;
            }
        }

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

        /* Latest News Section */
        .news-section {
            background: var(--bg);
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }

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

        .news-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
        }

        .news-cover {
            position: relative;
            height: 200px;
            overflow: hidden;
        }

        .news-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .news-card:hover .news-cover img {
            transform: scale(1.08);
        }

        .news-cat {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(230, 57, 70, 0.9);
            color: var(--white);
            font-size: 12px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 100px;
            backdrop-filter: blur(4px);
            z-index: 2;
        }

        .news-body {
            padding: 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-lighter);
            margin-bottom: 12px;
        }

        .news-meta i {
            margin-right: 4px;
            color: var(--primary);
        }

        .news-body h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--secondary);
            line-height: 1.4;
            margin-bottom: 12px;
            transition: var(--transition);
        }

        .news-card:hover .news-body h3 {
            color: var(--primary);
        }

        .news-body p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 20px;
        }

        .news-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 14px;
            color: var(--primary);
        }

        .news-link i {
            transition: transform 0.3s ease;
        }

        .news-card:hover .news-link i {
            transform: translateX(4px);
        }

        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 2px dashed var(--border);
            color: var(--text-light);
            font-size: 18px;
        }

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

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

        /* Categories Section */
        .categories-section {
            background: linear-gradient(135deg, var(--dark), var(--dark-2));
            position: relative;
            overflow: hidden;
        }

        .categories-section::before {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -50px;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(230, 57, 70, 0.2) 0%, transparent 60%);
        }

        .categories-section .section-head h2,
        .categories-section .section-head p {
            color: var(--white);
        }

        .categories-section .section-head .eyebrow {
            background: rgba(255, 255, 255, 0.1);
            color: #ff8fa3;
        }

        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
            position: relative;
            z-index: 2;
        }

        .category-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 40px;
            display: flex;
            gap: 28px;
            transition: var(--transition);
            backdrop-filter: blur(8px);
        }

        .category-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.25);
            transform: translateY(-4px);
        }

        .category-icon {
            flex-shrink: 0;
            width: 72px;
            height: 72px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--white);
        }

        .category-card:nth-child(2) .category-icon {
            background: linear-gradient(135deg, var(--accent), #e07a4f);
        }

        .category-info h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 10px;
        }

        .category-info p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .category-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 22px;
        }

        .category-tags span {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.8);
            font-size: 12px;
            padding: 5px 12px;
            border-radius: 100px;
        }

        .category-item-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #ff8fa3;
            font-weight: 600;
            font-size: 14px;
        }

        .category-item-link i {
            transition: transform 0.3s ease;
        }

        .category-item-link:hover {
            color: #ffb3c1;
        }

        .category-item-link:hover i {
            transform: translateX(4px);
        }

        @media (max-width: 768px) {
            .category-grid {
                grid-template-columns: 1fr;
            }
            .category-card {
                padding: 28px;
                flex-direction: column;
            }
            .category-icon {
                width: 56px;
                height: 56px;
                font-size: 24px;
            }
        }

        /* Stats / Data Section */
        .stats-section {
            background: var(--white);
            border-bottom: 1px solid var(--border);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }

        .stat-item {
            text-align: center;
            padding: 40px 24px;
            background: var(--bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .stat-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }

        .stat-number {
            font-size: 44px;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 8px;
            line-height: 1.2;
        }

        .stat-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }

        .stat-item p {
            font-size: 13px;
            color: var(--text-light);
        }

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

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .stat-number {
                font-size: 36px;
            }
        }

        /* Process / How it Works */
        .process-section {
            background: var(--bg);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            position: relative;
        }

        .process-grid::before {
            content: '';
            position: absolute;
            top: 48px;
            left: 10%;
            right: 10%;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-light), var(--border), var(--border), var(--primary-light));
        }

        .process-step {
            text-align: center;
            position: relative;
        }

        .process-num {
            width: 96px;
            height: 96px;
            margin: 0 auto 24px;
            background: var(--white);
            border-radius: 50%;
            box-shadow: var(--shadow-md);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            border: 3px solid var(--primary-light);
            position: relative;
            z-index: 2;
            transition: var(--transition);
        }

        .process-step:hover .process-num {
            border-color: var(--primary);
            transform: scale(1.05);
        }

        .process-num i {
            font-size: 26px;
            color: var(--primary);
            margin-bottom: 2px;
        }

        .process-num span {
            font-size: 13px;
            font-weight: 700;
            color: var(--secondary);
        }

        .process-step h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 10px;
        }

        .process-step p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            max-width: 220px;
            margin: 0 auto;
        }

        @media (max-width: 1024px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 48px 24px;
            }
            .process-grid::before {
                display: none;
            }
        }

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

        /* FAQ Section */
        .faq-section {
            background: var(--white);
        }

        .faq-container {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

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

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 22px 28px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--secondary);
            transition: var(--transition);
        }

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

        .faq-question i {
            color: var(--primary);
            font-size: 18px;
            transition: transform 0.3s ease;
        }

        .faq-item.active .faq-question i {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-answer p {
            padding: 0 28px 24px;
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.7;
            border-top: 1px solid var(--border);
            padding-top: 16px;
            margin: 0 28px;
        }

        @media (max-width: 768px) {
            .faq-question {
                padding: 18px 20px;
                font-size: 15px;
            }
            .faq-answer p {
                margin: 0 20px;
                padding: 12px 0 20px;
            }
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 60%);
        }

        .cta-inner {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .cta-inner h2 {
            font-size: 40px;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 16px;
        }

        .cta-inner p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 40px;
            line-height: 1.7;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 60px 0;
            }
            .cta-inner h2 {
                font-size: 30px;
            }
            .cta-inner p {
                font-size: 16px;
            }
        }

        /* Footer */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 80px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 60px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .site-logo {
            color: var(--white);
            margin-bottom: 20px;
        }

        .footer-brand .site-logo span {
            background: linear-gradient(135deg, #ff8fa3, var(--primary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 24px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: var(--primary);
            color: var(--white);
            transform: translateY(-3px);
        }

        .footer-col h4 {
            color: var(--white);
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 36px;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
        }

        .footer-col ul li {
            margin-bottom: 12px;
        }

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .footer-col ul a i {
            font-size: 12px;
            color: var(--primary);
        }

        .footer-col ul a:hover {
            color: var(--white);
            padding-left: 4px;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 16px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-contact i {
            width: 36px;
            height: 36px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            flex-shrink: 0;
        }

        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

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

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }

        /* Mobile Nav */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: var(--white);
            z-index: 2000;
            box-shadow: -4px 0 24px rgba(0, 0, 0, 0.12);
            padding: 80px 32px 32px;
            transition: right 0.3s cubic-bezier(0.25, 0.8, 0.35, 1);
            flex-direction: column;
        }

        .mobile-nav.open {
            right: 0;
            display: flex;
        }

        .mobile-nav a {
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
            font-weight: 600;
            color: var(--text);
            font-size: 16px;
        }

        .mobile-nav a.active {
            color: var(--primary);
        }

        .mobile-nav-close {
            position: absolute;
            top: 24px;
            right: 24px;
            width: 40px;
            height: 40px;
            background: var(--bg);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }

        .nav-backdrop {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1500;
            backdrop-filter: blur(2px);
        }

        .nav-backdrop.show {
            display: block;
        }

        @media (min-width: 1025px) {
            .mobile-nav, .nav-backdrop {
                display: none !important;
            }
        }

        /* Utility */
        .text-center {
            text-align: center;
        }

        .mt-1 { margin-top: 8px; }
        .mt-2 { margin-top: 16px; }
        .mt-3 { margin-top: 24px; }
        .mt-4 { margin-top: 32px; }
        .mb-1 { margin-bottom: 8px; }
        .mb-2 { margin-bottom: 16px; }
        .mb-3 { margin-bottom: 24px; }
        .mb-4 { margin-bottom: 32px; }

        .divider {
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 4px;
            margin: 24px auto;
        }

        /* Focus accessibility */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
        }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #1a2c4e;
            --primary-light: #2a4a7a;
            --primary-dark: #0f1c33;
            --accent: #d4a843;
            --accent-light: #e8c96a;
            --accent-dark: #b8912f;
            --bg: #f6f8fb;
            --bg-white: #ffffff;
            --bg-dark: #131f35;
            --bg-gray: #f0f3f7;
            --text: #1e293b;
            --text-light: #5b6b7f;
            --text-muted: #8a98a9;
            --border: #e2e8f0;
            --border-dark: #cbd5e1;
            --radius-sm: 8px;
            --radius: 14px;
            --radius-lg: 20px;
            --shadow-sm: 0 2px 10px rgba(0,0,0,0.06);
            --shadow: 0 8px 30px rgba(0,0,0,0.08);
            --shadow-lg: 0 20px 50px rgba(0,0,0,0.12);
            --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --container: 1200px;
            --header-h: 76px;
            --transition: all 0.3s ease;
        }

        /* ===== Reset / Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-main);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; display: block; }
        a { text-decoration: none; color: inherit; transition: var(--transition); }
        ul, ol { list-style: none; }
        button { border: none; cursor: pointer; font-family: inherit; }
        input { font-family: inherit; }
        .container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255,255,255,0.96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }
        .header-inner {
            height: var(--header-h);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .site-logo i {
            color: var(--accent);
            font-size: 1.5rem;
            background: linear-gradient(135deg, rgba(212,168,67,0.18), rgba(212,168,67,0.06));
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            border: 1px solid rgba(212,168,67,0.3);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }
        .main-nav a {
            padding: 10px 18px;
            border-radius: 10px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text);
            position: relative;
        }
        .main-nav a:hover {
            color: var(--primary);
            background: var(--bg-gray);
        }
        .main-nav a.active {
            color: var(--primary);
            font-weight: 700;
            background: rgba(26,44,78,0.08);
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 22px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }
        .header-cta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn-header {
            background: var(--primary);
            color: #fff;
            padding: 10px 22px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(26,44,78,0.25);
        }
        .btn-header:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(26,44,78,0.3);
        }
        .btn-header i {
            color: var(--accent);
        }
        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            background: var(--bg-gray);
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--primary);
        }

        /* Mobile Nav Overlay */
        .mobile-nav {
            position: fixed;
            top: 0;
            right: -100%;
            width: 300px;
            height: 100vh;
            background: var(--bg-white);
            z-index: 1100;
            padding: 30px;
            display: flex;
            flex-direction: column;
            gap: 10px;
            transition: right 0.4s ease;
            box-shadow: -10px 0 40px rgba(0,0,0,0.15);
        }
        .mobile-nav.open { right: 0; }
        .mobile-nav a {
            padding: 14px 18px;
            border-radius: 12px;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text);
            background: var(--bg-gray);
        }
        .mobile-nav a:hover,
        .mobile-nav a.active {
            background: var(--primary);
            color: #fff;
        }
        .mobile-nav-close {
            position: absolute;
            top: 16px;
            right: 16px;
            width: 36px;
            height: 36px;
            background: var(--bg-gray);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 1rem;
            color: var(--text);
        }
        .mobile-nav-close:hover {
            background: #fee2e5;
            color: #dc2626;
        }
        .nav-overlay {
            position: fixed;
            inset: 0;
            background: rgba(15,25,45,0.5);
            z-index: 1050;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }
        .nav-overlay.show {
            opacity: 1;
            visibility: visible;
        }

        /* ===== Page Hero / Banner ===== */
        .page-hero {
            background:
                linear-gradient(120deg, rgba(15,25,45,0.92) 0%, rgba(26,44,78,0.82) 50%, rgba(26,44,78,0.6) 100%),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 90px 0 90px;
            position: relative;
            overflow: hidden;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(212,168,67,0.6), transparent);
        }
        .page-hero-content {
            max-width: 780px;
            color: #fff;
        }
        .page-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212,168,67,0.2);
            border: 1px solid rgba(212,168,67,0.4);
            color: var(--accent-light);
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
            text-transform: uppercase;
        }
        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .page-hero p {
            font-size: 1.1rem;
            color: rgba(255,255,255,0.85);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 640px;
        }
        .hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.7);
        }
        .hero-breadcrumb a {
            color: var(--accent-light);
        }
        .hero-breadcrumb a:hover {
            text-decoration: underline;
        }
        .hero-breadcrumb i {
            font-size: 0.75rem;
            color: rgba(255,255,255,0.4);
        }

        /* ===== Section Common ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-white);
        }
        .section-header {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 50px;
        }
        .section-header .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(212,168,67,0.12);
            color: var(--accent-dark);
            font-size: 0.82rem;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 30px;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }
        .section-header h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-header p {
            color: var(--text-light);
            font-size: 1.05rem;
            line-height: 1.7;
        }
        .section-title-left {
            text-align: left;
            margin-left: 0;
        }

        /* ===== Category Cards Grid ===== */
        .sport-types-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .sport-type-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 30px 24px;
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .sport-type-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
            opacity: 0;
            transition: var(--transition);
        }
        .sport-type-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow);
            border-color: var(--border-dark);
        }
        .sport-type-card:hover::before {
            opacity: 1;
        }
        .sport-type-card .icon-wrap {
            width: 72px;
            height: 72px;
            margin: 0 auto 18px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.7rem;
            color: var(--accent);
            box-shadow: 0 8px 20px rgba(26,44,78,0.25);
        }
        .sport-type-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .sport-type-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 16px;
        }
        .sport-type-card .tag {
            display: inline-block;
            background: var(--bg-gray);
            color: var(--primary);
            border-radius: 20px;
            padding: 4px 14px;
            font-size: 0.78rem;
            font-weight: 600;
        }

        /* ===== Feature Cards (cover images) ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feature-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .feature-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow);
        }
        .feature-card .card-img {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .feature-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .feature-card:hover .card-img img {
            transform: scale(1.06);
        }
        .feature-card .card-img .img-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(10,20,40,0.75);
            color: #fff;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            backdrop-filter: blur(6px);
        }
        .feature-card .card-body {
            padding: 24px;
        }
        .feature-card .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .feature-card .card-body p {
            font-size: 0.93rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .feature-card .card-link {
            color: var(--accent-dark);
            font-weight: 600;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .feature-card .card-link:hover {
            gap: 10px;
            color: var(--primary);
        }

        /* ===== Timeline / Process ===== */
        .timeline-section {
            background:
                linear-gradient(135deg, rgba(15,25,45,0.95), rgba(26,44,78,0.88)),
                url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            color: #fff;
            position: relative;
        }
        .timeline-section .section-header h2 {
            color: #fff;
        }
        .timeline-section .section-header p {
            color: rgba(255,255,255,0.8);
        }
        .timeline-section .section-tag {
            background: rgba(212,168,67,0.25);
            color: var(--accent-light);
        }
        .timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            padding-left: 40px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 16px;
            top: 8px;
            bottom: 8px;
            width: 3px;
            background: linear-gradient(180deg, var(--accent), rgba(212,168,67,0.2));
            border-radius: 3px;
        }
        .timeline-item {
            position: relative;
            padding-bottom: 40px;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -34px;
            top: 6px;
            width: 14px;
            height: 14px;
            background: var(--accent);
            border-radius: 50%;
            border: 3px solid var(--primary);
            z-index: 1;
            box-shadow: 0 0 0 4px rgba(212,168,67,0.25);
        }
        .timeline-item .step-label {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 4px;
        }
        .timeline-item h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .timeline-item p {
            font-size: 0.95rem;
            color: rgba(255,255,255,0.75);
            line-height: 1.7;
        }

        /* ===== Stats ===== */
        .stats-band {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            padding: 40px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
        }
        .stat-item {
            text-align: center;
            padding: 20px;
        }
        .stat-item .stat-num {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
            display: flex;
            align-items: baseline;
            justify-content: center;
            gap: 4px;
        }
        .stat-item .stat-num span {
            color: var(--accent);
            font-size: 1.6rem;
        }
        .stat-item .stat-label {
            font-size: 0.92rem;
            color: var(--text-light);
            margin-top: 8px;
            letter-spacing: 0.5px;
        }

        /* ===== News List ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px 24px;
            transition: var(--transition);
        }
        .news-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
            transform: translateX(4px);
        }
        .news-item .news-date {
            flex-shrink: 0;
            background: var(--bg-gray);
            border-radius: 12px;
            padding: 10px 16px;
            text-align: center;
            min-width: 60px;
        }
        .news-item .news-date .day {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }
        .news-item .news-date .month {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .news-item .news-content {
            flex: 1;
        }
        .news-item .news-content h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 4px;
            line-height: 1.5;
        }
        .news-item .news-content h3:hover {
            color: var(--primary);
        }
        .news-item .news-content .meta {
            font-size: 0.82rem;
            color: var(--text-muted);
            display: flex;
            gap: 16px;
        }
        .news-item .news-content .meta i {
            margin-right: 4px;
            color: var(--accent);
        }
        .news-item .news-arrow {
            width: 36px;
            height: 36px;
            background: var(--bg-gray);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 0.85rem;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .news-item:hover .news-arrow {
            background: var(--accent);
            color: #fff;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-dark);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-weight: 600;
            color: var(--primary);
            font-size: 1rem;
        }
        .faq-question .toggle-icon {
            width: 28px;
            height: 28px;
            background: var(--bg-gray);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            color: var(--primary);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-item.active .toggle-icon {
            background: var(--accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 24px;
        }
        .faq-answer-inner {
            padding-bottom: 20px;
            color: var(--text-light);
            font-size: 0.93rem;
            line-height: 1.7;
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: rgba(212,168,67,0.15);
            border-radius: 50%;
        }
        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            position: relative;
            z-index: 1;
        }
        .cta-inner h2 {
            color: #fff;
            font-size: 1.9rem;
            font-weight: 800;
            line-height: 1.4;
            margin-bottom: 10px;
        }
        .cta-inner p {
            color: rgba(255,255,255,0.8);
            font-size: 1rem;
            line-height: 1.7;
            max-width: 560px;
        }
        .cta-btn-group {
            display: flex;
            gap: 14px;
            flex-shrink: 0;
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
            padding: 14px 28px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.15);
            transition: var(--transition);
        }
        .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255,255,255,0.5);
            padding: 12px 26px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .btn-outline-light:hover {
            background: rgba(255,255,255,0.12);
            border-color: #fff;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.7);
            padding: 70px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 50px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .footer-brand .site-logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.8;
            color: rgba(255,255,255,0.55);
            margin-bottom: 20px;
            max-width: 340px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 38px;
            height: 38px;
            background: rgba(255,255,255,0.08);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255,255,255,0.7);
            font-size: 0.95rem;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary);
            transform: translateY(-3px);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 30px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul a {
            color: rgba(255,255,255,0.6);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            transition: var(--transition);
        }
        .footer-col ul a i {
            color: var(--accent);
            font-size: 0.7rem;
            margin-right: 8px;
            margin-top: 2px;
        }
        .footer-col ul a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.55);
            line-height: 1.7;
        }
        .footer-contact li i {
            color: var(--accent);
            margin-top: 4px;
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            padding: 24px 0;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.4);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .sport-types-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .cta-inner {
                flex-direction: column;
                text-align: center;
            }
            .cta-inner p {
                margin: 0 auto;
            }
            .header-cta .btn-header span {
                display: none;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .header-cta .btn-header {
                padding: 9px 16px;
            }
            .page-hero {
                padding: 70px 0;
            }
            .page-hero h1 {
                font-size: 2.1rem;
            }
            .section {
                padding: 60px 0;
            }
            .section-header h2 {
                font-size: 1.8rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .timeline {
                padding-left: 30px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .cta-btn-group {
                flex-direction: column;
                width: 100%;
            }
            .btn-light, .btn-outline-light {
                width: 100%;
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .sport-types-grid {
                grid-template-columns: 1fr;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .page-hero h1 {
                font-size: 1.7rem;
            }
            .page-hero p {
                font-size: 0.95rem;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .news-item {
                flex-direction: column;
                text-align: center;
                padding: 18px;
            }
            .news-item .news-date {
                display: inline-flex;
                align-items: center;
                gap: 8px;
                padding: 6px 14px;
            }
            .news-item .news-date .month {
                margin-top: 0;
            }
            .stat-item .stat-num {
                font-size: 2rem;
            }
            .footer-bottom {
                font-size: 0.75rem;
            }
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #163d66;
            --primary-light: #1f5290;
            --primary-dark: #0c2440;
            --accent: #f08c3a;
            --accent-dark: #d9772a;
            --bg-body: #f4f7fb;
            --bg-white: #ffffff;
            --bg-light: #edf3f9;
            --bg-dark: #0c2440;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --text-light: #94a3b8;
            --border: #dfe7f0;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --shadow-sm: 0 2px 10px rgba(12, 36, 64, 0.06);
            --shadow-md: 0 10px 32px rgba(12, 36, 64, 0.10);
            --shadow-lg: 0 20px 50px rgba(12, 36, 64, 0.16);
            --transition: all 0.3s ease;
            --container: 1200px;
            --font-main: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

        /* ===== Reset / Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-main);
            background: var(--bg-body);
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; display: block; }
        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent); }
        button, input, select, textarea { font-family: inherit; font-size: inherit; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; color: var(--text-main); font-weight: 700; }

        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border: 2px solid transparent;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: var(--transition);
            line-height: 1.4;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            border-color: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(240, 140, 58, 0.35);
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(22, 61, 102, 0.25);
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
        }
        .btn-light:hover {
            background: var(--bg-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }
        .btn-sm { padding: 9px 20px; font-size: 14px; }
        .btn-lg { padding: 15px 38px; font-size: 16px; }
        .btn:focus-visible, a:focus-visible, button:focus-visible {
            outline: 3px solid rgba(240, 140, 58, 0.5);
            outline-offset: 2px;
        }

        /* ===== 标签/徽章 ===== */
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            background: rgba(240, 140, 58, 0.12);
            color: var(--accent-dark);
            border: 1px solid rgba(240, 140, 58, 0.22);
        }
        .tag-primary {
            background: rgba(22, 61, 102, 0.08);
            color: var(--primary);
            border-color: rgba(22, 61, 102, 0.18);
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 20px rgba(12, 36, 64, 0.05);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .site-logo i {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }
        .site-logo:hover { color: var(--primary); }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: auto;
        }
        .main-nav a {
            position: relative;
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: 30px;
        }
        .main-nav a:hover {
            color: var(--primary);
            background: rgba(22, 61, 102, 0.06);
        }
        .main-nav a.active {
            color: var(--primary);
            font-weight: 700;
            background: rgba(22, 61, 102, 0.08);
        }
        .main-nav a.active::after {
            content: "";
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 16px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border: none;
            border-radius: 10px;
            background: var(--bg-light);
            color: var(--primary);
            font-size: 18px;
            cursor: pointer;
            transition: var(--transition);
        }
        .nav-toggle:hover { background: rgba(22, 61, 102, 0.12); }

        /* ===== 移动导航 ===== */
        .mobile-nav {
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100vh;
            background: var(--bg-white);
            box-shadow: -10px 0 40px rgba(12, 36, 64, 0.15);
            z-index: 200;
            padding: 30px 28px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            transition: right 0.35s ease;
            overflow-y: auto;
        }
        .mobile-nav.open { right: 0; }
        .mobile-nav-close {
            position: absolute;
            top: 18px;
            right: 18px;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            color: var(--primary);
            font-size: 16px;
            transition: var(--transition);
        }
        .mobile-nav-close:hover { background: rgba(22, 61, 102, 0.12); }
        .mobile-nav a {
            padding: 14px 18px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: 12px;
        }
        .mobile-nav a:hover { background: var(--bg-light); color: var(--primary); }
        .mobile-nav a.active { background: rgba(22, 61, 102, 0.08); color: var(--primary); font-weight: 700; }
        .mobile-nav-backdrop {
            position: fixed;
            inset: 0;
            background: rgba(12, 36, 64, 0.4);
            backdrop-filter: blur(2px);
            z-index: 190;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }
        .mobile-nav-backdrop.show { opacity: 1; visibility: visible; }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 18px;
        }
        .breadcrumb a { color: rgba(255, 255, 255, 0.75); }
        .breadcrumb a:hover { color: #fff; }
        .breadcrumb i { font-size: 12px; color: rgba(255, 255, 255, 0.5); }
        .breadcrumb span { color: rgba(255, 255, 255, 0.9); }

        /* ===== 文章 Hero ===== */
        .article-hero {
            position: relative;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            background-size: cover;
            background-position: center;
            padding: 90px 0 70px;
            color: #fff;
            overflow: hidden;
        }
        .article-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(12, 36, 64, 0.55) 0%, rgba(12, 36, 64, 0.78) 100%);
        }
        .article-hero .container { position: relative; z-index: 2; }
        .article-hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 16px;
        }
        .article-hero-tags .tag {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(4px);
        }
        .article-hero h1 {
            font-size: 38px;
            line-height: 1.35;
            color: #fff;
            max-width: 860px;
            margin-bottom: 20px;
            font-weight: 800;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 22px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .article-meta i { color: rgba(255, 255, 255, 0.6); }

        /* ===== 正文区域 ===== */
        .article-main {
            padding: 50px 0 60px;
        }
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 40px;
            align-items: start;
        }
        .article-content {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 44px 48px;
            border: 1px solid var(--border);
        }
        .article-content h2 {
            font-size: 26px;
            margin: 32px 0 16px;
            padding-left: 16px;
            border-left: 4px solid var(--accent);
        }
        .article-content h3 {
            font-size: 20px;
            margin: 24px 0 12px;
        }
        .article-content p {
            margin-bottom: 18px;
            font-size: 16px;
            line-height: 1.9;
            color: #2d3a4a;
        }
        .article-content img {
            border-radius: var(--radius-md);
            margin: 24px 0;
            box-shadow: var(--shadow-sm);
        }
        .article-content ul {
            margin: 16px 0 20px;
            padding-left: 4px;
        }
        .article-content ul li {
            position: relative;
            padding: 8px 0 8px 26px;
            font-size: 15px;
            line-height: 1.8;
            color: #2d3a4a;
        }
        .article-content ul li::before {
            content: "\f058";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 9px;
            color: var(--accent);
            font-size: 15px;
        }
        .article-content blockquote {
            margin: 24px 0;
            padding: 18px 24px;
            background: var(--bg-light);
            border-left: 4px solid var(--primary);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--text-muted);
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 14px;
        }
        .article-content table th,
        .article-content table td {
            border: 1px solid var(--border);
            padding: 12px 14px;
            text-align: left;
        }
        .article-content table th {
            background: var(--bg-light);
            font-weight: 600;
            color: var(--text-main);
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 36px;
            padding-top: 28px;
            border-top: 1px solid var(--border);
        }

        /* ===== 空文章 ===== */
        .article-empty {
            text-align: center;
            padding: 60px 20px;
        }
        .article-empty i {
            font-size: 64px;
            color: var(--text-light);
            margin-bottom: 20px;
        }
        .article-empty h2 {
            font-size: 28px;
            margin-bottom: 12px;
            color: var(--text-main);
        }
        .article-empty p {
            color: var(--text-muted);
            margin-bottom: 30px;
        }

        /* ===== 侧边栏 ===== */
        .article-sidebar .sidebar-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            padding: 28px;
            margin-bottom: 24px;
        }
        .sidebar-card .sidebar-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--primary);
        }
        .sidebar-card .sidebar-title i {
            color: var(--accent);
            font-size: 16px;
        }
        .sidebar-about p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 14px;
        }
        .sidebar-cat ul li {
            border-bottom: 1px solid var(--border);
        }
        .sidebar-cat ul li:last-child { border-bottom: none; }
        .sidebar-cat ul li a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            font-size: 14px;
            color: var(--text-main);
            border-radius: 4px;
        }
        .sidebar-cat ul li a i { font-size: 12px; color: var(--text-light); transition: var(--transition); }
        .sidebar-cat ul li a:hover { color: var(--accent); padding-left: 6px; }
        .sidebar-cat ul li a:hover i { color: var(--accent); }
        .sidebar-widget {
            background: var(--bg-light);
            border-radius: var(--radius-sm);
            padding: 14px 16px;
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .sidebar-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            text-align: center;
            padding: 36px 24px;
            border: none;
        }
        .sidebar-cta h3 {
            color: #fff;
            font-size: 20px;
            margin-bottom: 12px;
        }
        .sidebar-cta p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
            margin-bottom: 22px;
            line-height: 1.7;
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            padding: 70px 0;
            background: var(--bg-white);
            border-top: 1px solid var(--border);
        }
        .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 40px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .section-head h2 {
            font-size: 30px;
            font-weight: 800;
            position: relative;
            padding-left: 18px;
        }
        .section-head h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 5px;
            height: 26px;
            border-radius: 4px;
            background: var(--accent);
        }
        .link-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            padding: 10px 20px;
            border-radius: 30px;
            background: rgba(22, 61, 102, 0.06);
            transition: var(--transition);
        }
        .link-more:hover {
            background: var(--primary);
            color: #fff;
            gap: 12px;
        }
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .card-article {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .card-article:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .card-article .card-cover {
            position: relative;
            height: 200px;
            overflow: hidden;
            background: var(--bg-light);
        }
        .card-article .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card-article:hover .card-cover img { transform: scale(1.06); }
        .card-article .card-cover .card-cat {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, 0.95);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 14px;
            border-radius: 30px;
            box-shadow: var(--shadow-sm);
        }
        .card-article .card-body {
            padding: 22px 24px 24px;
        }
        .card-article .card-body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
        }
        .card-article .card-body h3 a { color: var(--text-main); }
        .card-article .card-body h3 a:hover { color: var(--accent); }
        .card-article .card-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-article .card-foot {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
            padding-top: 14px;
            border-top: 1px solid var(--border);
        }
        .card-article .card-foot a {
            color: var(--primary);
            font-weight: 600;
        }
        .card-article .card-foot a:hover { color: var(--accent); }

        /* ===== CTA 区 ===== */
        .cta-section {
            position: relative;
            background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--primary-light));
            padding: 80px 0;
            text-align: center;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
        }
        .cta-section::after {
            content: "";
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }
        .cta-section .container { position: relative; z-index: 2; }
        .cta-section h2 {
            color: #fff;
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 14px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }
        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding-top: 70px;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .site-logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand .site-logo i {
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 20px;
            max-width: 340px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-3px);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
            position: relative;
        }
        .footer-col h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -8px;
            width: 28px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }
        .footer-col ul li { margin-bottom: 12px; }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }
        .footer-col ul li a i {
            font-size: 12px;
            margin-right: 8px;
            color: var(--accent);
        }
        .footer-col ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 14px;
        }
        .footer-contact i {
            margin-top: 4px;
            color: var(--accent);
            font-size: 14px;
        }
        .footer-bottom {
            padding: 26px 0;
            text-align: center;
            color: rgba(255, 255, 255, 0.4);
            font-size: 13px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        .footer-bottom p { margin: 0; }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .article-layout { grid-template-columns: 1fr 300px; gap: 30px; }
            .article-content { padding: 36px 32px; }
            .cards-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
        }
        @media (max-width: 768px) {
            .main-nav { display: none; }
            .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
            .header-actions .btn-primary { display: none; }
            .header-inner { height: 64px; }
            .site-logo { font-size: 18px; }
            .site-logo i { width: 36px; height: 36px; font-size: 16px; }
            .article-hero { padding: 60px 0 45px; }
            .article-hero h1 { font-size: 28px; }
            .article-layout { grid-template-columns: 1fr; }
            .article-content { padding: 26px 22px; }
            .article-content h2 { font-size: 22px; }
            .cta-section { padding: 60px 0; }
            .cta-section h2 { font-size: 26px; }
            .footer-grid { grid-template-columns: 1fr; gap: 32px; }
            .cards-grid { grid-template-columns: 1fr; }
            .section-head h2 { font-size: 24px; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .header-actions .btn-primary { display: none; }
            .article-hero h1 { font-size: 23px; }
            .article-meta { gap: 14px; flex-direction: column; }
            .article-content { padding: 22px 18px; border-radius: 16px; }
            .article-content p { font-size: 15px; }
            .cards-grid { gap: 18px; }
            .card-article .card-cover { height: 170px; }
            .cta-buttons .btn { width: 100%; }
            .section-head { flex-direction: column; align-items: flex-start; }
            .footer-grid { grid-template-columns: 1fr; }
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0d2137;
            --primary-light: #16324d;
            --accent: #c9a44c;
            --accent-light: #e0c06d;
            --bg: #f5f7fa;
            --bg-white: #ffffff;
            --bg-dark: #0a1a2b;
            --text: #1e2d3d;
            --text-light: #5c6b7a;
            --border: #e3e8ef;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(13, 33, 55, 0.06);
            --shadow-md: 0 6px 24px rgba(13, 33, 55, 0.08);
            --shadow-lg: 0 14px 44px rgba(13, 33, 55, 0.12);
            --transition: all 0.3s ease;
            --container: 1200px;
        }

        /* ===== 基础 reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
            background: none;
        }

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

        /* ===== 顶部导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            z-index: 100;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
            gap: 24px;
        }

        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 1px;
            white-space: nowrap;
        }

        .site-logo i {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: var(--accent);
            border-radius: 12px;
            font-size: 18px;
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: auto;
        }

        .desktop-nav a {
            padding: 10px 16px;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-light);
            transition: var(--transition);
            position: relative;
        }

        .desktop-nav a:hover {
            color: var(--primary);
            background: rgba(13, 33, 55, 0.05);
        }

        .desktop-nav a.active {
            color: var(--primary);
            background: rgba(13, 33, 55, 0.07);
        }

        .desktop-nav a.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 3px;
            border-radius: 4px;
            background: var(--accent);
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 30px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 700;
            white-space: nowrap;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(13, 33, 55, 0.2);
        }

        .header-cta:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(13, 33, 55, 0.28);
        }

        .menu-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            font-size: 20px;
            color: var(--primary);
            background: rgba(13, 33, 55, 0.06);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .menu-toggle:hover {
            background: rgba(13, 33, 55, 0.12);
        }

        /* 移动端导航抽屉 */
        .mobile-nav {
            position: fixed;
            top: 0;
            right: -320px;
            width: 320px;
            height: 100vh;
            background: #fff;
            z-index: 200;
            padding: 72px 32px 32px;
            display: flex;
            flex-direction: column;
            gap: 6px;
            box-shadow: -10px 0 40px rgba(0, 0, 0, 0.12);
            transition: right 0.32s ease;
        }

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

        .mobile-nav-close {
            position: absolute;
            top: 18px;
            right: 20px;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(13, 33, 55, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary);
            cursor: pointer;
            transition: var(--transition);
        }

        .mobile-nav-close:hover {
            background: rgba(13, 33, 55, 0.12);
        }

        .mobile-nav a {
            padding: 14px 16px;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            transition: var(--transition);
        }

        .mobile-nav a:hover {
            background: rgba(13, 33, 55, 0.05);
            color: var(--primary);
        }

        .mobile-nav a.active {
            background: var(--primary);
            color: #fff;
        }

        .nav-overlay {
            position: fixed;
            inset: 0;
            background: rgba(13, 33, 55, 0.45);
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            z-index: 150;
        }

        .nav-overlay.show {
            opacity: 1;
            visibility: visible;
        }

        /* ===== 页内 Banner ===== */
        .category-banner {
            position: relative;
            padding: 110px 0 220px;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            text-align: center;
            overflow: hidden;
        }

        .category-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 26, 43, 0.88) 0%, rgba(13, 33, 55, 0.72) 60%, rgba(201, 164, 76, 0.35) 100%);
        }

        .category-banner .banner-content {
            position: relative;
            z-index: 2;
        }

        .breadcrumb {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

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

        .breadcrumb i {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        .category-banner h1 {
            font-size: 52px;
            font-weight: 900;
            color: #fff;
            letter-spacing: 4px;
            margin-bottom: 16px;
            text-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
        }

        .category-banner p {
            max-width: 680px;
            margin: 0 auto;
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.8;
        }

        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            border-radius: 30px;
            background: rgba(201, 164, 76, 0.2);
            border: 1px solid rgba(201, 164, 76, 0.4);
            color: var(--accent-light);
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 20px;
        }

        /* ===== 普通板块样式 ===== */
        .section {
            padding: 100px 0;
        }

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

        .section-dark {
            background: var(--bg-dark);
            color: #fff;
        }

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 30px;
            background: rgba(201, 164, 76, 0.12);
            color: #a8842e;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }

        .section-head h2 {
            font-size: 38px;
            font-weight: 900;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 14px;
        }

        .section-head p {
            font-size: 16px;
            color: var(--text-light);
            line-height: 1.8;
        }

        .section-head::after {
            content: "";
            display: block;
            width: 56px;
            height: 4px;
            border-radius: 4px;
            background: var(--accent);
            margin: 24px auto 0;
        }

        /* ===== 数据快览 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: -120px;
            position: relative;
            z-index: 5;
        }

        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            text-align: center;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(201, 164, 76, 0.4);
        }

        .stat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 60px;
            height: 60px;
            border-radius: 18px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: var(--accent);
            font-size: 24px;
            margin-bottom: 18px;
        }

        .stat-card h3 {
            font-size: 36px;
            font-weight: 900;
            color: var(--primary);
            line-height: 1.2;
        }

        .stat-card h3 span {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-light);
            margin-left: 2px;
        }

        .stat-card p {
            margin-top: 10px;
            font-size: 15px;
            color: var(--text-light);
            font-weight: 500;
        }

        /* ===== 趋势洞察 ===== */
        .trends-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .trend-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 36px 30px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .trend-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.4s ease;
        }

        .trend-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }

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

        .trend-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: rgba(13, 33, 55, 0.06);
            color: var(--primary);
            font-size: 22px;
            margin-bottom: 20px;
            transition: var(--transition);
        }

        .trend-card:hover .trend-icon {
            background: var(--primary);
            color: var(--accent);
        }

        .trend-card h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .trend-card p {
            font-size: 15px;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* ===== 重点领域 ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .feature-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .feature-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }

        .feature-img {
            position: relative;
            height: 220px;
            overflow: hidden;
        }

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

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

        .feature-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(13, 33, 55, 0.45), transparent);
        }

        .feature-tag {
            position: absolute;
            bottom: 16px;
            left: 20px;
            z-index: 2;
            padding: 6px 14px;
            border-radius: 20px;
            background: var(--accent);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
        }

        .feature-content {
            padding: 28px 24px 26px;
        }

        .feature-content h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .feature-content p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .feature-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 700;
            color: var(--accent);
        }

        .feature-link:hover {
            color: var(--primary);
            gap: 12px;
        }

        /* ===== 时间线 ===== */
        .timeline-wrap {
            max-width: 860px;
            margin: 0 auto;
            position: relative;
            padding: 0 20px;
        }

        .timeline-wrap::before {
            content: "";
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, var(--accent), rgba(201, 164, 76, 0.15));
            transform: translateX(-50%);
            border-radius: 4px;
        }

        .timeline-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 48px;
            position: relative;
        }

        .timeline-item:nth-child(odd) .timeline-card {
            margin-right: auto;
            text-align: right;
        }

        .timeline-item:nth-child(odd) .timeline-card {
            margin-left: 0;
        }

        .timeline-item:nth-child(even) .timeline-card {
            margin-left: auto;
        }

        .timeline-dot {
            position: absolute;
            left: 50%;
            top: 28px;
            transform: translateX(-50%);
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid #fff;
            box-shadow: 0 0 0 4px rgba(201, 164, 76, 0.25);
            z-index: 2;
        }

        .timeline-card {
            width: calc(50% - 48px);
            background: #fff;
            border-radius: var(--radius-md);
            padding: 24px 26px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

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

        .timeline-card .time {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 20px;
            background: var(--primary);
            color: var(--accent);
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .timeline-card h3 {
            font-size: 18px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .timeline-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* ===== 观察列表 ===== */
        .insight-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 960px;
            margin: 0 auto;
        }

        .insight-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: #fff;
            border-radius: var(--radius-md);
            padding: 24px 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .insight-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateX(6px);
            border-left: 4px solid var(--accent);
        }

        .insight-index {
            flex-shrink: 0;
            width: 46px;
            height: 46px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
        }

        .insight-body {
            flex: 1;
        }

        .insight-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }

        .insight-body p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
        }

        .insight-meta {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-light);
        }

        .insight-meta .date {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition);
        }

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

        .faq-question {
            padding: 22px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
        }

        .faq-question i {
            color: var(--accent);
            font-size: 16px;
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-answer-inner {
            padding: 0 28px 24px;
            font-size: 15px;
            color: var(--text-light);
            line-height: 1.8;
        }

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

        /* ===== CTA 区块 ===== */
        .cta-section {
            padding: 90px 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            position: relative;
            text-align: center;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(10, 26, 43, 0.82);
        }

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

        .cta-inner h2 {
            font-size: 38px;
            font-weight: 900;
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-inner p {
            max-width: 560px;
            margin: 0 auto 32px;
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.8;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            border-radius: 40px;
            background: var(--accent);
            color: var(--primary);
            font-size: 15px;
            font-weight: 800;
            transition: var(--transition);
            box-shadow: 0 8px 28px rgba(201, 164, 76, 0.3);
        }

        .cta-btn:hover {
            background: var(--accent-light);
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(201, 164, 76, 0.4);
        }

        .cta-btn i {
            font-size: 16px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 70px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 50px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .site-logo {
            color: #fff;
            margin-bottom: 18px;
        }

        .footer-brand .site-logo i {
            background: rgba(255, 255, 255, 0.08);
            color: var(--accent);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 24px;
            max-width: 340px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.07);
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: var(--accent);
            color: var(--primary);
            transform: translateY(-4px);
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 22px;
            position: relative;
            padding-bottom: 12px;
        }

        .footer-col h4::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .footer-col ul a i {
            font-size: 11px;
            color: var(--accent);
        }

        .footer-col ul a:hover {
            color: var(--accent-light);
            padding-left: 6px;
        }

        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.6;
        }

        .footer-contact li i {
            color: var(--accent);
            margin-top: 4px;
        }

        .footer-bottom {
            padding: 28px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-bottom p {
            line-height: 1.6;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }

            .trends-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: auto;
            }

            .header-inner {
                height: 68px;
            }

            .desktop-nav {
                display: none;
            }

            .header-cta {
                display: none;
            }

            .menu-toggle {
                display: inline-flex;
            }

            .category-banner {
                padding: 80px 0 170px;
            }

            .category-banner h1 {
                font-size: 34px;
            }

            .category-banner p {
                font-size: 15px;
            }

            .section {
                padding: 60px 0;
            }

            .section-head h2 {
                font-size: 28px;
            }

            .stats-grid {
                margin-top: -80px;
                grid-template-columns: repeat(2, 1fr);
            }

            .stat-card h3 {
                font-size: 28px;
            }

            .timeline-wrap::before {
                left: 16px;
            }

            .timeline-dot {
                left: 16px;
            }

            .timeline-item {
                flex-direction: column;
            }

            .timeline-item:nth-child(odd) .timeline-card,
            .timeline-item:nth-child(even) .timeline-card {
                width: calc(100% - 48px);
                margin-left: 48px;
                text-align: left;
            }

            .timeline-card {
                padding: 20px;
            }

            .insight-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding: 20px;
            }

            .insight-meta {
                margin-left: 60px;
            }

            .faq-question {
                font-size: 15px;
                padding: 18px 20px;
            }

            .faq-answer-inner {
                padding: 0 20px 20px;
                font-size: 14px;
            }

            .cta-inner h2 {
                font-size: 28px;
            }

            .cta-btn {
                padding: 12px 28px;
                font-size: 14px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .site-logo span {
                font-size: 17px;
            }

            .site-logo i {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }

            .category-banner h1 {
                font-size: 28px;
            }

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

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

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

            .section-head h2 {
                font-size: 24px;
            }

            .section-head p {
                font-size: 14px;
            }

            .timeline-card {
                width: calc(100% - 40px);
                padding: 16px;
            }

            .timeline-item:nth-child(odd) .timeline-card,
            .timeline-item:nth-child(even) .timeline-card {
                width: calc(100% - 44px);
                margin-left: 44px;
            }

            .insight-body h3 {
                font-size: 16px;
            }

            .insight-meta {
                margin-left: 0;
            }

            .footer-bottom {
                padding: 20px 16px;
            }

            .footer-bottom p {
                font-size: 12px;
            }
        }