/* roulang page: index */
/* ===== Design Variables ===== */
        :root {
            --primary: #7C5CFC;
            --primary-light: #9B7FFF;
            --primary-dark: #5B3FD4;
            --primary-bg: rgba(124, 92, 252, 0.08);
            --accent: #FF9A3E;
            --accent-light: #FFB366;
            --accent-dark: #E67E22;
            --success: #2ECC71;
            --info: #3498DB;
            --bg-body: #F7F8FC;
            --bg-white: #FFFFFF;
            --bg-card: #FFFFFF;
            --bg-section-alt: #F0F2F8;
            --text-primary: #1A1A2E;
            --text-secondary: #4A4A6A;
            --text-muted: #8888A0;
            --text-white: #FFFFFF;
            --border-color: #E8E8F0;
            --border-light: #F0F0F5;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 6px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.12);
            --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --nav-height: 68px;
        }

        /* ===== 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-family);
            background-color: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.6;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        a:focus-visible {
            outline: 3px solid var(--primary-light);
            outline-offset: 2px;
            border-radius: 4px;
        }

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

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

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-primary);
        }

        h1 {
            font-size: 2.8rem;
        }
        h2 {
            font-size: 2rem;
        }
        h3 {
            font-size: 1.4rem;
        }
        h4 {
            font-size: 1.15rem;
        }

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

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            padding: 12px 0;
            transition: var(--transition);
            background: transparent;
        }

        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
            padding: 6px 0;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-xl);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.6);
            min-height: 52px;
            padding: 0 20px;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.3px;
            padding: 8px 0;
            flex-shrink: 0;
        }
        .site-logo i {
            font-size: 1.5rem;
            color: var(--accent);
        }
        .site-logo span {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .site-logo:hover {
            opacity: 0.85;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
            overflow-x: auto;
            -ms-overflow-style: none;
            scrollbar-width: none;
        }
        .main-nav::-webkit-scrollbar {
            display: none;
        }

        .main-nav a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 100px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: var(--transition);
            position: relative;
        }
        .main-nav a i {
            font-size: 0.85rem;
            opacity: 0.7;
        }
        .main-nav a:hover {
            color: var(--primary);
            background: var(--primary-bg);
        }
        .main-nav a.active {
            color: var(--text-white);
            background: var(--primary);
            box-shadow: 0 4px 12px rgba(124, 92, 252, 0.3);
        }
        .main-nav a.active i {
            opacity: 1;
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: 12px;
            flex-shrink: 0;
        }
        .nav-cta .btn-nav {
            padding: 8px 20px;
            border-radius: 100px;
            font-size: 0.85rem;
            font-weight: 600;
            background: linear-gradient(135deg, var(--accent), #FF7A00);
            color: #fff;
            box-shadow: 0 4px 14px rgba(255, 154, 62, 0.35);
            transition: var(--transition);
            white-space: nowrap;
            border: none;
        }
        .nav-cta .btn-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 154, 62, 0.45);
        }

        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            border: none;
            background: none;
            flex-shrink: 0;
        }
        .mobile-toggle span {
            display: block;
            width: 24px;
            height: 2.5px;
            border-radius: 4px;
            background: var(--text-primary);
            transition: var(--transition);
        }
        .mobile-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ===== Hero Section ===== */
        .hero {
            position: relative;
            min-height: 86vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 120px 24px 80px;
            background: linear-gradient(135deg, #1A1A2E 0%, #2D1B69 40%, #1A1A2E 100%);
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.25;
            z-index: 0;
            animation: heroParallax 20s ease-in-out infinite alternate;
        }
        @keyframes heroParallax {
            0% {
                transform: scale(1.05) translate(0, 0);
            }
            100% {
                transform: scale(1.1) translate(-10px, -10px);
            }
        }
        .hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.7) 0%, rgba(45, 27, 105, 0.5) 100%);
            z-index: 1;
        }
        .hero-glow {
            position: absolute;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(124, 92, 252, 0.25) 0%, transparent 70%);
            top: -200px;
            right: -150px;
            z-index: 1;
            animation: glowPulse 6s ease-in-out infinite alternate;
        }
        .hero-glow-2 {
            position: absolute;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 154, 62, 0.15) 0%, transparent 70%);
            bottom: -150px;
            left: -100px;
            z-index: 1;
            animation: glowPulse 8s ease-in-out infinite alternate-reverse;
        }
        @keyframes glowPulse {
            0% {
                transform: scale(1);
                opacity: 0.6;
            }
            100% {
                transform: scale(1.15);
                opacity: 1;
            }
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 820px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            padding: 6px 20px;
            border-radius: 100px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            letter-spacing: 0.3px;
        }
        .hero-badge i {
            color: var(--accent);
        }
        .hero h1 {
            font-size: 3.6rem;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -1px;
            line-height: 1.15;
        }
        .hero h1 span {
            background: linear-gradient(135deg, #FFFFFF 30%, #C4B5FD 70%, var(--accent-light) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 640px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-hero-primary {
            padding: 16px 40px;
            border-radius: 100px;
            font-size: 1.05rem;
            font-weight: 700;
            background: linear-gradient(135deg, var(--accent), #FF7A00);
            color: #fff;
            box-shadow: 0 8px 30px rgba(255, 154, 62, 0.4);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            border: none;
        }
        .btn-hero-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(255, 154, 62, 0.5);
            color: #fff;
        }
        .btn-hero-secondary {
            padding: 16px 36px;
            border-radius: 100px;
            font-size: 1.05rem;
            font-weight: 600;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
            transform: translateY(-3px);
        }

        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-top: 56px;
            padding-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        .hero-stat-item {
            text-align: center;
        }
        .hero-stat-item .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
        }
        .hero-stat-item .num span {
            color: var(--accent);
        }
        .hero-stat-item .label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 4px;
        }

        /* ===== Section Shared ===== */
        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: var(--bg-section-alt);
        }
        .section-white {
            background: var(--bg-white);
        }

        .section-header {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
        }
        .section-header h2 {
            margin-bottom: 12px;
            position: relative;
        }
        .section-header h2::after {
            content: '';
            display: block;
            width: 48px;
            height: 4px;
            border-radius: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            margin: 14px auto 0;
        }
        .section-header p {
            color: var(--text-secondary);
            font-size: 1.05rem;
            margin-top: 12px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-bg);
            color: var(--primary);
            padding: 4px 16px;
            border-radius: 100px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        /* ===== Features / Platform Intro ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 36px 28px 32px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            text-align: center;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--primary-bg);
        }
        .feature-icon {
            width: 64px;
            height: 64px;
            border-radius: var(--radius-md);
            background: var(--primary-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            font-size: 1.8rem;
            color: var(--primary);
            transition: var(--transition);
        }
        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }
        .feature-card h3 {
            font-size: 1.15rem;
            margin-bottom: 10px;
        }
        .feature-card p {
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        /* ===== Category Cards ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--bg-card);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            display: block;
            color: inherit;
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            color: inherit;
        }
        .category-card .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: var(--transition);
        }
        .category-card:hover .card-img {
            transform: scale(1.04);
        }
        .category-card .card-body {
            padding: 20px 24px 24px;
        }
        .category-card .card-body h3 {
            font-size: 1.15rem;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .category-card .card-body h3 i {
            color: var(--primary);
            font-size: 1rem;
        }
        .category-card .card-body p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.6;
        }
        .category-card .card-tag {
            display: inline-block;
            margin-top: 12px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-bg);
            padding: 4px 14px;
            border-radius: 100px;
        }

        /* ===== Latest Posts / CMS List ===== */
        .posts-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .post-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .post-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .post-card .post-img-wrap {
            width: 100%;
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .post-card .post-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .post-card:hover .post-img-wrap img {
            transform: scale(1.05);
        }
        .post-card .post-cat {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            padding: 4px 14px;
            border-radius: 100px;
            font-size: 0.75rem;
            font-weight: 600;
            backdrop-filter: blur(4px);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }
        .post-card .post-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .post-card .post-body h3 {
            font-size: 1.05rem;
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-card .post-body h3 a {
            color: var(--text-primary);
        }
        .post-card .post-body h3 a:hover {
            color: var(--primary);
        }
        .post-card .post-body p {
            color: var(--text-secondary);
            font-size: 0.88rem;
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .post-card .post-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
            margin-top: auto;
        }
        .post-card .post-meta i {
            margin-right: 4px;
        }
        .post-card .post-meta .post-date {
            display: flex;
            align-items: center;
        }

        .posts-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 48px 24px;
            color: var(--text-muted);
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px dashed var(--border-color);
        }
        .posts-empty i {
            font-size: 2.4rem;
            margin-bottom: 12px;
            opacity: 0.4;
            display: block;
        }

        /* ===== Data / Stats ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .stat-card .stat-icon {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .stat-card .stat-num {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.5px;
        }
        .stat-card .stat-num span {
            color: var(--primary);
        }
        .stat-card .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        /* ===== How It Works / Flow ===== */
        .flow-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }
        .flow-step {
            text-align: center;
            position: relative;
        }
        .flow-step .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 700;
            margin: 0 auto 16px;
            box-shadow: 0 4px 16px rgba(124, 92, 252, 0.3);
            position: relative;
            z-index: 2;
        }
        .flow-step .step-icon {
            font-size: 1.6rem;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .flow-step h4 {
            font-size: 1rem;
            margin-bottom: 6px;
        }
        .flow-step p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .flow-connector {
            display: none;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary-bg);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            background: none;
            border: none;
            cursor: pointer;
            text-align: left;
            transition: var(--transition);
            gap: 12px;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question i {
            font-size: 1.1rem;
            color: var(--primary);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, #5B3FD4 100%);
            border-radius: var(--radius-lg);
            padding: 60px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.08;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 2rem;
            margin-bottom: 12px;
            position: relative;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 540px;
            margin: 0 auto 28px;
            font-size: 1.05rem;
            position: relative;
        }
        .cta-section .btn-cta {
            padding: 16px 44px;
            border-radius: 100px;
            font-size: 1.05rem;
            font-weight: 700;
            background: #fff;
            color: var(--primary);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            border: none;
            position: relative;
        }
        .cta-section .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
            color: var(--primary-dark);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #1A1A2E;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }
        .footer-brand .site-logo {
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand .site-logo span {
            background: linear-gradient(135deg, #C4B5FD, var(--accent-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            max-width: 320px;
            margin-top: 8px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 16px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ===== Buttons / UI Shared ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(124, 92, 252, 0.3);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(124, 92, 252, 0.4);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 14px;
            border-radius: 100px;
            font-size: 0.78rem;
            font-weight: 600;
        }
        .badge-primary {
            background: var(--primary-bg);
            color: var(--primary);
        }
        .badge-accent {
            background: rgba(255, 154, 62, 0.12);
            color: var(--accent-dark);
        }
        .badge-success {
            background: rgba(46, 204, 113, 0.12);
            color: #1E8A4A;
        }

        /* ===== Scroll to Top ===== */
        .scroll-top {
            position: fixed;
            bottom: 32px;
            right: 32px;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(124, 92, 252, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            z-index: 900;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .scroll-top.visible {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .scroll-top:hover {
            background: var(--primary-dark);
            transform: translateY(-4px);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 32px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
            }
            .header-inner {
                padding: 0 14px;
                min-height: 48px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 12px;
                right: 12px;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(20px);
                border-radius: var(--radius-lg);
                box-shadow: var(--shadow-xl);
                padding: 16px;
                flex-direction: column;
                gap: 4px;
                border: 1px solid var(--border-light);
                max-height: 70vh;
                overflow-y: auto;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                width: 100%;
                justify-content: flex-start;
            }
            .main-nav a.active {
                background: var(--primary-bg);
                color: var(--primary);
                box-shadow: none;
            }
            .nav-cta {
                display: none;
            }
            .nav-cta.mobile-visible {
                display: flex;
                margin-left: 0;
                margin-top: 8px;
                padding-top: 12px;
                border-top: 1px solid var(--border-light);
            }
            .mobile-toggle {
                display: flex;
            }

            .hero {
                min-height: 70vh;
                padding: 100px 20px 60px;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .hero-stats {
                gap: 20px;
                flex-wrap: wrap;
            }
            .hero-stat-item .num {
                font-size: 1.6rem;
            }

            .section {
                padding: 56px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }

            .features-grid {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .posts-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-card {
                padding: 24px 16px;
            }
            .stat-card .stat-num {
                font-size: 1.8rem;
            }
            .flow-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px 16px;
            }

            .cta-section {
                padding: 40px 24px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .scroll-top {
                bottom: 20px;
                right: 20px;
                width: 42px;
                height: 42px;
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn-hero-primary,
            .hero-actions .btn-hero-secondary {
                width: 100%;
                justify-content: center;
            }
            .hero-stats {
                flex-direction: row;
                gap: 16px;
            }
            .hero-stat-item .num {
                font-size: 1.3rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .flow-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .flow-step .step-num {
                width: 40px;
                height: 40px;
                font-size: 1rem;
            }
            .post-card .post-img-wrap {
                height: 140px;
            }
            .category-card .card-img {
                height: 160px;
            }
            .feature-card {
                padding: 24px 18px;
            }
            .faq-question {
                padding: 14px 18px;
                font-size: 0.92rem;
            }
            .faq-answer {
                padding: 0 18px;
            }
            .faq-item.active .faq-answer {
                padding: 0 18px 16px;
            }
        }

        /* ===== Animations ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-in {
            animation: fadeInUp 0.6s ease forwards;
        }
        .delay-1 {
            animation-delay: 0.1s;
        }
        .delay-2 {
            animation-delay: 0.2s;
        }
        .delay-3 {
            animation-delay: 0.3s;
        }
        .delay-4 {
            animation-delay: 0.4s;
        }

/* roulang page: category1 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #6c5ce7;
            --primary-dark: #5a4bd1;
            --primary-light: #a29bfe;
            --primary-bg: rgba(108, 92, 231, 0.08);
            --accent: #fd79a8;
            --accent-dark: #e84393;
            --success: #00b894;
            --warning: #fdcb6e;
            --danger: #e17055;
            --bg-body: #f8f9ff;
            --bg-card: #ffffff;
            --bg-dark: #1a1a2e;
            --bg-nav: rgba(255, 255, 255, 0.92);
            --text-primary: #2d3436;
            --text-secondary: #636e72;
            --text-light: #b2bec3;
            --text-white: #ffffff;
            --border-color: #e8e8f0;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(108, 92, 231, 0.08);
            --shadow-md: 0 8px 28px rgba(108, 92, 231, 0.12);
            --shadow-lg: 0 20px 50px rgba(108, 92, 231, 0.18);
            --shadow-hover: 0 16px 40px rgba(108, 92, 231, 0.20);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --container-max: 1200px;
            --header-height: 72px;
        }

        /* ========== Reset & Base ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-body);
            padding-top: var(--header-height);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            transition: var(--transition);
        }

        button {
            cursor: pointer;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

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

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== Header / 悬浮胶囊导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: var(--bg-nav);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            border-bottom: 1px solid rgba(108, 92, 231, 0.10);
            transition: var(--transition);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(108, 92, 231, 0.10);
        }

        .header-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-primary);
            text-decoration: none;
            flex-shrink: 0;
        }
        .site-logo i {
            color: var(--primary);
            font-size: 26px;
        }
        .site-logo span {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .site-logo:hover {
            opacity: 0.9;
            color: var(--text-primary);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .main-nav a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
            position: relative;
        }
        .main-nav a i {
            font-size: 14px;
            opacity: 0.7;
        }
        .main-nav a:hover {
            color: var(--primary);
            background: var(--primary-bg);
        }
        .main-nav a.active {
            color: var(--text-white);
            background: var(--primary);
            box-shadow: 0 4px 14px rgba(108, 92, 231, 0.30);
        }
        .main-nav a.active i {
            opacity: 1;
        }

        .nav-cta {
            flex-shrink: 0;
        }
        .nav-cta.mobile-visible {
            display: none;
        }

        .btn-nav {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-white);
            background: linear-gradient(135deg, var(--primary), var(--accent));
            box-shadow: 0 4px 16px rgba(108, 92, 231, 0.30);
            transition: var(--transition);
            text-decoration: none;
        }
        .btn-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(108, 92, 231, 0.40);
            color: var(--text-white);
        }

        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
            border: none;
            cursor: pointer;
            z-index: 1001;
        }
        .mobile-toggle span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: var(--text-primary);
            border-radius: 4px;
            transition: var(--transition);
        }
        .mobile-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        @media (max-width: 900px) {
            .main-nav {
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background: var(--bg-card);
                flex-direction: column;
                align-items: stretch;
                padding: 90px 24px 40px;
                gap: 4px;
                box-shadow: -8px 0 40px rgba(0, 0, 0, 0.10);
                transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
                z-index: 999;
                overflow-y: auto;
            }
            .main-nav.open {
                right: 0;
            }
            .main-nav a {
                padding: 14px 20px;
                border-radius: var(--radius-sm);
                font-size: 16px;
                justify-content: flex-start;
            }
            .main-nav a i {
                width: 20px;
                text-align: center;
            }
            .nav-cta {
                display: none;
            }
            .nav-cta.mobile-visible {
                display: block;
                margin-top: 12px;
            }
            .nav-cta.mobile-visible .btn-nav {
                width: 100%;
                justify-content: center;
                padding: 14px 24px;
            }
            .mobile-toggle {
                display: flex;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                padding: 0 12px;
            }
            .site-logo {
                font-size: 18px;
            }
            .site-logo i {
                font-size: 20px;
            }
            .main-nav {
                width: 100%;
                right: -100%;
                padding: 80px 16px 30px;
            }
            .main-nav.open {
                right: 0;
            }
        }

        /* ========== 遮罩 ========== */
        .nav-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.40);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            z-index: 998;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }
        .nav-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }

        /* ========== 页面横幅 ========== */
        .page-banner {
            background: linear-gradient(135deg, var(--bg-dark) 0%, #2d1b69 50%, var(--primary-dark) 100%);
            padding: 80px 0 60px;
            text-align: center;
            position: relative;
            overflow: hidden;
            min-height: 320px;
            display: flex;
            align-items: center;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .page-banner h1 {
            font-size: 44px;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .page-banner h1 i {
            color: var(--primary-light);
            margin-right: 12px;
        }
        .page-banner p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.80);
            max-width: 680px;
            margin: 0 auto 20px;
            line-height: 1.7;
        }
        .page-banner .banner-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-top: 8px;
        }
        .page-banner .banner-tags span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.12);
            color: rgba(255, 255, 255, 0.90);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 60px 0 40px;
                min-height: 240px;
            }
            .page-banner h1 {
                font-size: 30px;
            }
            .page-banner p {
                font-size: 15px;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 24px;
            }
            .page-banner .banner-tags span {
                font-size: 12px;
                padding: 4px 12px;
            }
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: 70px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }
        .section-header h2 i {
            color: var(--primary);
            margin-right: 8px;
        }
        .section-header p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-header .divider {
            width: 60px;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 4px;
            margin: 16px auto 0;
        }

        @media (max-width: 768px) {
            .section {
                padding: 50px 0;
            }
            .section-header h2 {
                font-size: 26px;
            }
            .section-header p {
                font-size: 14px;
            }
            .section-header {
                margin-bottom: 32px;
            }
        }
        @media (max-width: 520px) {
            .section {
                padding: 36px 0;
            }
            .section-header h2 {
                font-size: 22px;
            }
        }

        /* ========== 赛事分类导航 ========== */
        .tournament-tabs {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-bottom: 40px;
        }
        .tournament-tabs .tab-btn {
            padding: 10px 24px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            background: var(--bg-card);
            color: var(--text-secondary);
            border: 1.5px solid var(--border-color);
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .tournament-tabs .tab-btn i {
            font-size: 14px;
            opacity: 0.6;
        }
        .tournament-tabs .tab-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-bg);
        }
        .tournament-tabs .tab-btn.active {
            border-color: var(--primary);
            background: var(--primary);
            color: var(--text-white);
            box-shadow: 0 4px 14px rgba(108, 92, 231, 0.30);
        }
        .tournament-tabs .tab-btn.active i {
            opacity: 1;
        }

        @media (max-width: 520px) {
            .tournament-tabs {
                gap: 6px;
            }
            .tournament-tabs .tab-btn {
                padding: 8px 16px;
                font-size: 13px;
            }
        }

        /* ========== 卡片网格 ========== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .card-grid.col-2 {
            grid-template-columns: repeat(2, 1fr);
        }
        .card-grid.col-4 {
            grid-template-columns: repeat(4, 1fr);
        }

        @media (max-width: 1024px) {
            .card-grid.col-4 {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 768px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .card-grid.col-2 {
                grid-template-columns: repeat(2, 1fr);
            }
            .card-grid.col-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .card-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .card-grid.col-2 {
                grid-template-columns: 1fr;
            }
            .card-grid.col-4 {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 赛事卡片 ========== */
        .tournament-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .tournament-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary-light);
        }
        .tournament-card .card-img {
            position: relative;
            height: 180px;
            overflow: hidden;
            background: var(--bg-dark);
        }
        .tournament-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .tournament-card:hover .card-img img {
            transform: scale(1.05);
        }
        .tournament-card .card-img .card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            background: var(--primary);
            color: var(--text-white);
            box-shadow: 0 2px 10px rgba(108, 92, 231, 0.30);
        }
        .tournament-card .card-img .card-badge.hot {
            background: var(--accent);
        }
        .tournament-card .card-img .card-badge.live {
            background: var(--success);
            animation: pulse-live 1.5s infinite;
        }
        @keyframes pulse-live {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }
        .tournament-card .card-img .card-date {
            position: absolute;
            bottom: 12px;
            right: 12px;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 500;
            background: rgba(0, 0, 0, 0.60);
            color: #fff;
            backdrop-filter: blur(6px);
        }
        .tournament-card .card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .tournament-card .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .tournament-card .card-body h3 a {
            color: var(--text-primary);
        }
        .tournament-card .card-body h3 a:hover {
            color: var(--primary);
        }
        .tournament-card .card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
            flex: 1;
        }
        .tournament-card .card-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: var(--text-light);
            border-top: 1px solid var(--border-color);
            padding-top: 12px;
            margin-top: auto;
        }
        .tournament-card .card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .tournament-card .card-meta i {
            color: var(--primary-light);
        }

        /* ========== 特色赛事大卡 ========== */
        .featured-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .featured-card:hover {
            box-shadow: var(--shadow-hover);
        }
        .featured-card .featured-img {
            height: 100%;
            min-height: 320px;
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        .featured-card .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .featured-card:hover .featured-img img {
            transform: scale(1.03);
        }
        .featured-card .featured-img .play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(108, 92, 231, 0.90);
            color: var(--text-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            backdrop-filter: blur(8px);
            border: 2px solid rgba(255, 255, 255, 0.30);
            transition: var(--transition);
            cursor: pointer;
        }
        .featured-card .featured-img .play-btn:hover {
            transform: translate(-50%, -50%) scale(1.10);
            background: var(--primary);
        }
        .featured-card .featured-body {
            padding: 36px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .featured-card .featured-body .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            background: var(--primary-bg);
            color: var(--primary);
            margin-bottom: 12px;
            width: fit-content;
        }
        .featured-card .featured-body h3 {
            font-size: 26px;
            font-weight: 800;
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .featured-card .featured-body p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .featured-card .featured-body .btn-primary {
            align-self: flex-start;
        }

        @media (max-width: 768px) {
            .featured-card {
                grid-template-columns: 1fr;
            }
            .featured-card .featured-img {
                min-height: 220px;
            }
            .featured-card .featured-body {
                padding: 24px 20px;
            }
            .featured-card .featured-body h3 {
                font-size: 22px;
            }
        }

        /* ========== 按钮 ========== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-white);
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            box-shadow: 0 4px 16px rgba(108, 92, 231, 0.30);
            transition: var(--transition);
            text-decoration: none;
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(108, 92, 231, 0.40);
            color: var(--text-white);
        }
        .btn-primary:focus-visible {
            outline: 3px solid var(--primary-light);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary);
            background: var(--bg-card);
            border: 1.5px solid var(--border-color);
            transition: var(--transition);
            text-decoration: none;
            cursor: pointer;
        }
        .btn-secondary:hover {
            border-color: var(--primary);
            background: var(--primary-bg);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-white);
            border: 1.5px solid rgba(255, 255, 255, 0.30);
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(6px);
            transition: var(--transition);
            text-decoration: none;
            cursor: pointer;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: rgba(255, 255, 255, 0.60);
            color: var(--text-white);
            transform: translateY(-2px);
        }

        @media (max-width: 520px) {
            .btn-primary,
            .btn-secondary {
                padding: 10px 20px;
                font-size: 14px;
            }
        }

        /* ========== 数据统计 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .stat-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .stat-item .stat-icon {
            font-size: 32px;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .stat-item .stat-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.2;
        }
        .stat-item .stat-number span {
            font-size: 18px;
            font-weight: 500;
            color: var(--text-secondary);
        }
        .stat-item .stat-label {
            font-size: 14px;
            color: var(--text-secondary);
            margin-top: 6px;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item .stat-number {
                font-size: 28px;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-item {
                padding: 20px 12px;
            }
            .stat-item .stat-number {
                font-size: 24px;
            }
        }

        /* ========== 赛程列表 ========== */
        .schedule-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .schedule-item {
            display: grid;
            grid-template-columns: 80px 1fr auto;
            gap: 16px;
            align-items: center;
            padding: 18px 24px;
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .schedule-item:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
            transform: translateX(4px);
        }
        .schedule-item .schedule-date {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            text-align: center;
        }
        .schedule-item .schedule-date .day {
            display: block;
            font-size: 22px;
            font-weight: 800;
            color: var(--text-primary);
        }
        .schedule-item .schedule-info {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .schedule-item .schedule-info .match {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
        }
        .schedule-item .schedule-info .league {
            font-size: 13px;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .schedule-item .schedule-status {
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            background: var(--primary-bg);
            color: var(--primary);
            white-space: nowrap;
        }
        .schedule-item .schedule-status.live {
            background: rgba(0, 184, 148, 0.12);
            color: var(--success);
            animation: pulse-live 1.5s infinite;
        }
        .schedule-item .schedule-status.ended {
            background: rgba(99, 110, 114, 0.10);
            color: var(--text-secondary);
        }

        @media (max-width: 768px) {
            .schedule-item {
                grid-template-columns: 60px 1fr auto;
                padding: 14px 16px;
                gap: 12px;
            }
            .schedule-item .schedule-date .day {
                font-size: 18px;
            }
            .schedule-item .schedule-info .match {
                font-size: 14px;
            }
        }
        @media (max-width: 520px) {
            .schedule-item {
                grid-template-columns: 50px 1fr;
                gap: 8px;
            }
            .schedule-item .schedule-status {
                grid-column: 1 / -1;
                justify-self: start;
                font-size: 12px;
                padding: 4px 12px;
            }
        }

        /* ========== 战队排名 ========== */
        .rank-table {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }
        .rank-table .rank-row {
            display: grid;
            grid-template-columns: 50px 48px 1fr 100px 80px;
            gap: 12px;
            align-items: center;
            padding: 14px 24px;
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .rank-table .rank-row:last-child {
            border-bottom: none;
        }
        .rank-table .rank-row:hover {
            background: var(--primary-bg);
        }
        .rank-table .rank-row.header {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-light);
            background: var(--bg-body);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .rank-table .rank-row .rank-num {
            font-size: 18px;
            font-weight: 800;
            color: var(--text-primary);
            text-align: center;
        }
        .rank-table .rank-row .rank-num.top-1 {
            color: #f1c40f;
        }
        .rank-table .rank-row .rank-num.top-2 {
            color: #bdc3c7;
        }
        .rank-table .rank-row .rank-num.top-3 {
            color: #e67e22;
        }
        .rank-table .rank-row .team-info {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .rank-table .rank-row .team-info .team-logo {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--primary);
            flex-shrink: 0;
        }
        .rank-table .rank-row .team-info .team-name {
            font-weight: 600;
            font-size: 15px;
        }
        .rank-table .rank-row .team-score {
            font-weight: 700;
            font-size: 16px;
            color: var(--text-primary);
            text-align: center;
        }
        .rank-table .rank-row .team-change {
            font-size: 13px;
            text-align: center;
            color: var(--text-secondary);
        }
        .rank-table .rank-row .team-change.up {
            color: var(--success);
        }
        .rank-table .rank-row .team-change.down {
            color: var(--danger);
        }

        @media (max-width: 768px) {
            .rank-table .rank-row {
                grid-template-columns: 36px 40px 1fr 70px 60px;
                padding: 12px 16px;
                gap: 8px;
            }
            .rank-table .rank-row .team-info .team-name {
                font-size: 13px;
            }
            .rank-table .rank-row .team-score {
                font-size: 14px;
            }
        }
        @media (max-width: 520px) {
            .rank-table .rank-row {
                grid-template-columns: 30px 36px 1fr 50px 50px;
                padding: 10px 12px;
                gap: 4px;
                font-size: 13px;
            }
            .rank-table .rank-row .team-info .team-logo {
                width: 24px;
                height: 24px;
                font-size: 12px;
            }
            .rank-table .rank-row .team-info .team-name {
                font-size: 12px;
            }
        }

        /* ========== CTA 板块 ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--bg-dark) 0%, #2d1b69 50%, var(--primary-dark) 100%);
            padding: 70px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-white);
            margin-bottom: 14px;
        }
        .cta-section p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.80);
            max-width: 580px;
            margin: 0 auto 28px;
        }
        .cta-section .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 50px 0;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .cta-section p {
                font-size: 15px;
            }
        }
        @media (max-width: 520px) {
            .cta-section h2 {
                font-size: 22px;
            }
            .cta-section .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
        }

        /* ========== FAQ ========== */
        .faq-grid {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary-light);
        }
        .faq-item .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            transition: var(--transition);
            user-select: none;
        }
        .faq-item .faq-question i {
            color: var(--primary);
            transition: transform 0.3s ease;
            font-size: 14px;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        @media (max-width: 520px) {
            .faq-item .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-item .faq-answer {
                font-size: 14px;
                padding: 0 16px;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 16px;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.80);
            padding: 60px 0 30px;
        }
        .site-footer .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .site-logo {
            color: var(--text-white);
            margin-bottom: 16px;
            font-size: 20px;
        }
        .footer-brand .site-logo span {
            background: linear-gradient(135deg, var(--primary-light), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.60);
            max-width: 360px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 18px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.60);
            font-size: 14px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul li a:hover {
            color: var(--primary-light);
            transform: translateX(4px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.40);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.50);
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }

        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer {
                padding: 40px 0 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ========== 页面特定微调 ========== */
        .bg-soft {
            background: var(--bg-body);
        }
        .bg-white {
            background: var(--bg-card);
        }
        .bg-alt {
            background: linear-gradient(180deg, var(--bg-body) 0%, rgba(108, 92, 231, 0.04) 100%);
        }

        .text-center {
            text-align: center;
        }
        .mt-20 {
            margin-top: 20px;
        }
        .mt-32 {
            margin-top: 32px;
        }
        .mb-20 {
            margin-bottom: 20px;
        }
        .gap-8 {
            gap: 8px;
        }

        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* ========== 响应式补丁 ========== */
        @media (max-width: 1024px) {
            .container {
                padding: 0 20px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 12px;
            }
        }

        /* 滚动条美化 */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-body);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--primary-light);
            border-radius: 10px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--primary);
        }

        /* 选中样式 */
        ::selection {
            background: var(--primary);
            color: var(--text-white);
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --primary: #6C5CE7;
            --primary-light: #8B7CF7;
            --primary-dark: #5A4BD1;
            --primary-bg: #F0EEFF;
            --secondary: #FF9F43;
            --secondary-light: #FFB976;
            --secondary-bg: #FFF5EB;
            --accent: #00CEC9;
            --accent-bg: #E6FCFB;
            --success: #00B894;
            --warning: #FDCB6E;
            --danger: #E17055;
            --dark: #2D3436;
            --gray-900: #3D3D3D;
            --gray-700: #636E72;
            --gray-500: #B2BEC3;
            --gray-300: #DFE6E9;
            --gray-100: #F5F6FA;
            --white: #FFFFFF;
            --body-bg: #F8F9FD;
            --text-primary: #2D3436;
            --text-secondary: #636E72;
            --text-light: #B2BEC3;
            --border-color: #E8EAF0;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(108,92,231,0.06);
            --shadow-md: 0 6px 24px rgba(108,92,231,0.10);
            --shadow-lg: 0 16px 48px rgba(108,92,231,0.14);
            --shadow-hover: 0 12px 36px rgba(108,92,231,0.18);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            --container-width: 1200px;
            --header-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--body-bg);
        }
        a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
        a:hover { color: var(--primary-dark); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        button, input, textarea { font-family: inherit; font-size: inherit; outline: none; border: none; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--dark); }

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

        /* ===== Header / 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255,255,255,0.82);
            backdrop-filter: blur(20px) saturate(1.8);
            -webkit-backdrop-filter: blur(20px) saturate(1.8);
            border-bottom: 1px solid rgba(108,92,231,0.08);
            transition: background var(--transition), box-shadow var(--transition);
            height: var(--header-height);
        }
        .site-header.scrolled {
            background: rgba(255,255,255,0.96);
            box-shadow: 0 4px 20px rgba(108,92,231,0.08);
        }
        .header-inner {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
        }
        .site-logo i {
            font-size: 26px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .site-logo span { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .main-nav a {
            position: relative;
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .main-nav a i { font-size: 15px; }
        .main-nav a:hover {
            color: var(--primary);
            background: var(--primary-bg);
        }
        .main-nav a.active {
            color: var(--white);
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            box-shadow: 0 4px 16px rgba(108,92,231,0.30);
        }
        .main-nav a.active:hover {
            box-shadow: 0 6px 24px rgba(108,92,231,0.40);
            transform: translateY(-1px);
        }
        .nav-cta { display: flex; align-items: center; gap: 12px; }
        .btn-nav {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            color: var(--white);
            background: linear-gradient(135deg, var(--secondary), #FF7F3F);
            box-shadow: 0 4px 16px rgba(255,159,67,0.30);
            transition: all var(--transition);
        }
        .btn-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(255,159,67,0.40);
            color: var(--white);
        }
        .btn-nav i { font-size: 14px; }
        .mobile-visible { display: none; }
        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 6px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .mobile-toggle:hover { background: var(--gray-100); }
        .mobile-toggle span {
            display: block;
            width: 26px;
            height: 3px;
            background: var(--dark);
            border-radius: 4px;
            transition: all var(--transition);
        }
        .mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
        .mobile-toggle.active span:nth-child(2) { opacity: 0; }
        .mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }

        /* ===== 文章 Hero ===== */
        .article-hero {
            position: relative;
            margin-top: var(--header-height);
            padding: 100px 0 80px;
            background: linear-gradient(135deg, var(--primary-dark) 0%, #4A3DB5 50%, var(--primary) 100%);
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: center;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
        }
        .article-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(108,92,231,0.3) 0%, transparent 70%);
        }
        .article-hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .article-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            color: var(--white);
            background: rgba(255,255,255,0.18);
            backdrop-filter: blur(6px);
            margin-bottom: 20px;
            border: 1px solid rgba(255,255,255,0.12);
        }
        .article-hero .hero-badge i { font-size: 13px; }
        .article-hero h1 {
            font-size: clamp(28px, 4.2vw, 52px);
            font-weight: 800;
            color: var(--white);
            max-width: 860px;
            margin: 0 auto 20px;
            letter-spacing: -0.5px;
            line-height: 1.25;
            text-shadow: 0 2px 20px rgba(0,0,0,0.12);
        }
        .article-hero .hero-meta {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
            font-size: 15px;
            color: rgba(255,255,255,0.80);
        }
        .article-hero .hero-meta span {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-hero .hero-meta i { font-size: 14px; opacity: 0.7; }
        .article-hero .hero-meta .category-tag {
            padding: 4px 14px;
            border-radius: 50px;
            background: var(--secondary);
            color: var(--white);
            font-weight: 600;
            font-size: 13px;
        }
        .article-hero .hero-shape {
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 80px;
            background: var(--body-bg);
            clip-path: ellipse(70% 100% at 50% 100%);
            z-index: 2;
        }

        /* ===== 文章正文 ===== */
        .article-body-section {
            padding: 60px 0 40px;
            background: var(--body-bg);
        }
        .article-body-wrapper {
            max-width: 820px;
            margin: 0 auto;
            background: var(--white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            padding: 48px 56px;
            position: relative;
            top: -20px;
        }
        .article-body-wrapper .article-content {
            font-size: 17px;
            line-height: 1.9;
            color: var(--text-primary);
        }
        .article-body-wrapper .article-content p {
            margin-bottom: 1.6em;
        }
        .article-body-wrapper .article-content h2 {
            font-size: 26px;
            margin: 40px 0 16px;
            color: var(--dark);
            border-bottom: 3px solid var(--primary-bg);
            padding-bottom: 10px;
        }
        .article-body-wrapper .article-content h3 {
            font-size: 21px;
            margin: 32px 0 12px;
            color: var(--dark);
        }
        .article-body-wrapper .article-content img {
            border-radius: var(--radius-md);
            margin: 28px 0;
            box-shadow: var(--shadow-sm);
        }
        .article-body-wrapper .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-bg);
            padding: 16px 24px;
            margin: 24px 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary);
            font-style: italic;
        }
        .article-body-wrapper .article-content ul, 
        .article-body-wrapper .article-content ol {
            margin: 16px 0 16px 24px;
        }
        .article-body-wrapper .article-content li {
            margin-bottom: 8px;
            list-style: disc;
        }
        .article-body-wrapper .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-body-wrapper .article-content a:hover { color: var(--primary-dark); }

        /* ===== 文章标签 ===== */
        .article-tags-section {
            padding: 0 0 40px;
            background: var(--body-bg);
        }
        .article-tags-wrapper {
            max-width: 820px;
            margin: 0 auto;
            background: var(--white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 28px 40px;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .article-tags-wrapper .tags-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-tags-wrapper .tag-item {
            display: inline-flex;
            padding: 5px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            background: var(--primary-bg);
            transition: all var(--transition);
            border: 1px solid transparent;
        }
        .article-tags-wrapper .tag-item:hover {
            background: var(--white);
            border-color: var(--primary);
            transform: translateY(-1px);
        }

        /* ===== 文章导航（上下篇） ===== */
        .article-nav-section {
            padding: 0 0 50px;
            background: var(--body-bg);
        }
        .article-nav-wrapper {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        .article-nav-item {
            flex: 1;
            min-width: 200px;
            padding: 20px 28px;
            background: var(--white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 14px;
            border: 1px solid var(--border-color);
        }
        .article-nav-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: var(--primary-light);
        }
        .article-nav-item .nav-direction {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-light);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .article-nav-item .nav-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--dark);
            line-height: 1.4;
        }
        .article-nav-item i {
            font-size: 24px;
            color: var(--primary);
        }
        .article-nav-item.next { text-align: right; flex-direction: row-reverse; }
        .article-nav-item.disabled { opacity: 0.4; pointer-events: none; }

        /* ===== 相关推荐 ===== */
        .related-posts-section {
            padding: 50px 0 60px;
            background: var(--white);
        }
        .related-posts-section .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        .related-posts-section .section-title h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 8px;
        }
        .related-posts-section .section-title p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 500px;
            margin: 0 auto;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .related-card {
            background: var(--white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: all var(--transition);
        }
        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-6px);
            border-color: var(--primary-light);
        }
        .related-card .card-img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            border-radius: 0;
        }
        .related-card .card-body {
            padding: 18px 20px 22px;
        }
        .related-card .card-body .card-cat {
            display: inline-block;
            padding: 3px 12px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-bg);
            margin-bottom: 10px;
        }
        .related-card .card-body h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            line-height: 1.4;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-body .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 14px;
            font-size: 13px;
            color: var(--text-light);
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 70px 0;
            background: linear-gradient(135deg, var(--primary-dark), #4A3DB5, var(--primary));
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.10;
            mix-blend-mode: overlay;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .cta-section h2 {
            font-size: clamp(26px, 3.6vw, 40px);
            font-weight: 800;
            color: var(--white);
            margin-bottom: 14px;
        }
        .cta-section p {
            font-size: 17px;
            color: rgba(255,255,255,0.80);
            max-width: 600px;
            margin: 0 auto 30px;
        }
        .cta-section .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 16px 40px;
            border-radius: 50px;
            font-size: 17px;
            font-weight: 700;
            color: var(--primary-dark);
            background: var(--white);
            box-shadow: 0 8px 32px rgba(0,0,0,0.15);
            transition: all var(--transition);
        }
        .cta-section .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(0,0,0,0.25);
            color: var(--primary);
        }
        .cta-section .btn-cta i { font-size: 16px; }

        /* ===== 内容未找到 ===== */
        .not-found-card {
            text-align: center;
            padding: 60px 40px;
        }
        .not-found-card i {
            font-size: 56px;
            color: var(--text-light);
            margin-bottom: 20px;
        }
        .not-found-card h3 {
            font-size: 24px;
            color: var(--dark);
            margin-bottom: 12px;
        }
        .not-found-card p {
            font-size: 16px;
            color: var(--text-secondary);
            margin-bottom: 24px;
        }
        .not-found-card .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 30px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            color: var(--white);
            background: var(--primary);
            transition: all var(--transition);
        }
        .not-found-card .btn-back:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            color: var(--white);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255,255,255,0.70);
            padding: 56px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand .site-logo { color: var(--white); margin-bottom: 16px; display: inline-flex; }
        .footer-brand .site-logo span { -webkit-text-fill-color: var(--white); background: none; }
        .footer-brand .site-logo i { -webkit-text-fill-color: var(--secondary); }
        .footer-brand p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,0.55); max-width: 360px; }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 3px;
            background: var(--secondary);
            border-radius: 4px;
        }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255,255,255,0.55);
            display: flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition);
        }
        .footer-col ul li a:hover { color: var(--secondary); transform: translateX(4px); }
        .footer-col ul li a i { font-size: 14px; width: 18px; }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255,255,255,0.40);
        }
        .footer-bottom a {
            color: rgba(255,255,255,0.50);
            transition: color var(--transition);
        }
        .footer-bottom a:hover { color: var(--secondary); }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .article-body-wrapper { padding: 36px 32px; }
        }
        @media (max-width: 768px) {
            .header-inner { padding: 0 16px; }
            .main-nav {
                position: fixed;
                top: var(--header-height);
                left: 0;
                width: 100%;
                background: rgba(255,255,255,0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 20px 24px 30px;
                gap: 6px;
                box-shadow: 0 20px 40px rgba(0,0,0,0.10);
                transform: translateY(-120%);
                opacity: 0;
                transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
                border-bottom: 1px solid var(--border-color);
                pointer-events: none;
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: all;
            }
            .main-nav a {
                padding: 12px 20px;
                width: 100%;
                border-radius: var(--radius-sm);
                font-size: 16px;
            }
            .nav-cta.desktop-only { display: none; }
            .mobile-visible { display: flex; }
            .nav-cta.mobile-visible { display: flex; width: 100%; margin-top: 8px; }
            .nav-cta.mobile-visible .btn-nav { width: 100%; justify-content: center; padding: 14px; }
            .mobile-toggle { display: flex; }
            .article-hero { padding: 80px 0 60px; min-height: 280px; }
            .article-hero h1 { font-size: clamp(22px, 6vw, 34px); }
            .article-hero .hero-meta { gap: 14px; font-size: 14px; }
            .article-body-wrapper { padding: 28px 20px; border-radius: var(--radius-md); top: 0; margin: 0 8px; }
            .article-body-wrapper .article-content { font-size: 16px; }
            .article-body-wrapper .article-content h2 { font-size: 22px; }
            .article-tags-wrapper { padding: 20px 20px; margin: 0 8px; }
            .article-nav-wrapper { margin: 0 8px; }
            .article-nav-item { padding: 16px 20px; min-width: 140px; }
            .related-grid { grid-template-columns: 1fr; gap: 18px; }
            .related-posts-section { padding: 36px 0 40px; }
            .cta-section { padding: 50px 0; }
            .cta-section h2 { font-size: 26px; }
            .cta-section .btn-cta { padding: 14px 28px; font-size: 15px; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }
        @media (max-width: 520px) {
            .article-body-wrapper { padding: 20px 16px; margin: 0 4px; }
            .article-tags-wrapper { padding: 16px 16px; margin: 0 4px; }
            .article-nav-wrapper { flex-direction: column; margin: 0 4px; }
            .article-nav-item { width: 100%; }
            .article-nav-item.next { text-align: left; flex-direction: row; }
            .article-hero .hero-meta { flex-direction: column; gap: 10px; }
            .related-card .card-body { padding: 14px 16px 18px; }
        }

        /* ===== 文章不存在时样式适配 ===== */
        .article-not-found .article-body-wrapper {
            background: var(--white);
            border: 2px dashed var(--border-color);
        }

/* roulang page: category2 */
/* ========== :root 设计变量 ========== */
        :root {
            --primary: #6C5CE7;
            --primary-dark: #5A4BD1;
            --primary-light: #A29BFE;
            --primary-bg: #F8F7FF;
            --secondary: #00CEC9;
            --secondary-dark: #00B5B0;
            --accent: #FD79A8;
            --accent-light: #FDCB6E;
            --text-dark: #2D3436;
            --text-mid: #636E72;
            --text-light: #B2BEC3;
            --text-white: #FFFFFF;
            --bg-white: #FFFFFF;
            --bg-light: #F8F9FA;
            --bg-dark: #2D3436;
            --bg-card: #FFFFFF;
            --border: #E8E8E8;
            --border-light: #F0F0F0;
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 8px 30px rgba(0,0,0,0.10);
            --shadow-lg: 0 20px 60px rgba(0,0,0,0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-round: 50px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --header-h: 72px;
            --font-sans: 'Segoe UI', '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-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-dark);
            background: var(--bg-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        button, input, textarea, select {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            transition: var(--transition);
        }

        button { cursor: pointer; background: none; }

        ul, ol { list-style: none; }

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

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

        /* ========== Header / 悬浮胶囊导航 ========== */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 48px);
            max-width: 1160px;
            background: rgba(255,255,255,0.88);
            backdrop-filter: blur(20px) saturate(1.6);
            -webkit-backdrop-filter: blur(20px) saturate(1.6);
            border-radius: var(--radius-round);
            box-shadow: 0 4px 24px rgba(108,92,231,0.12);
            border: 1px solid rgba(255,255,255,0.5);
            padding: 0 8px;
            transition: var(--transition);
        }

        .site-header:hover {
            box-shadow: 0 6px 32px rgba(108,92,231,0.18);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-h);
            padding: 0 12px;
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-dark);
            font-weight: 800;
            font-size: 1.35rem;
            letter-spacing: -0.3px;
            padding: 6px 14px;
            border-radius: var(--radius-round);
            transition: var(--transition);
        }
        .site-logo i {
            color: var(--primary);
            font-size: 1.6rem;
        }
        .site-logo span {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .site-logo:hover {
            background: var(--primary-bg);
        }

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

        .main-nav a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-round);
            color: var(--text-mid);
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .main-nav a i {
            font-size: 0.9rem;
            opacity: 0.7;
        }
        .main-nav a:hover {
            color: var(--primary);
            background: var(--primary-bg);
        }
        .main-nav a.active {
            color: var(--text-white);
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            box-shadow: 0 4px 14px rgba(108,92,231,0.30);
        }
        .main-nav a.active i {
            opacity: 1;
        }

        .nav-cta {
            display: flex;
            align-items: center;
        }
        .btn-nav {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 26px;
            border-radius: var(--radius-round);
            background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
            color: var(--text-white) !important;
            font-weight: 600;
            font-size: 0.95rem;
            box-shadow: 0 4px 14px rgba(0,206,201,0.30);
            transition: var(--transition);
            border: none;
        }
        .btn-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0,206,201,0.40);
            color: var(--text-white) !important;
        }
        .btn-nav i {
            font-size: 0.85rem;
        }

        .mobile-visible {
            display: none !important;
        }

        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px 10px;
            border-radius: var(--radius-sm);
            background: var(--bg-light);
        }
        .mobile-toggle span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: var(--text-dark);
            border-radius: 4px;
            transition: var(--transition);
        }
        .mobile-toggle:hover span {
            background: var(--primary);
        }

        /* ========== 移动端导航 ========== */
        @media (max-width: 1024px) {
            .site-header {
                top: 12px;
                width: calc(100% - 24px);
                border-radius: var(--radius-md);
            }
            .header-inner {
                height: 64px;
            }
            .main-nav {
                position: fixed;
                top: 76px;
                left: 12px;
                right: 12px;
                background: rgba(255,255,255,0.96);
                backdrop-filter: blur(20px);
                border-radius: var(--radius-md);
                box-shadow: var(--shadow-lg);
                flex-direction: column;
                padding: 16px 12px;
                gap: 6px;
                display: none;
                border: 1px solid var(--border-light);
                max-height: 70vh;
                overflow-y: auto;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 1rem;
            }
            .main-nav a.active {
                background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            }
            .nav-cta.desktop-only {
                display: none !important;
            }
            .mobile-visible {
                display: flex !important;
            }
            .nav-cta.mobile-visible .btn-nav {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
            }
            .mobile-toggle {
                display: flex;
            }
            .site-logo {
                font-size: 1.2rem;
                padding: 4px 10px;
            }
            .site-logo i {
                font-size: 1.3rem;
            }
        }

        @media (max-width: 520px) {
            .site-header {
                top: 8px;
                width: calc(100% - 16px);
                padding: 0 4px;
                border-radius: var(--radius-sm);
            }
            .header-inner {
                height: 58px;
                padding: 0 6px;
            }
            .site-logo {
                font-size: 1.05rem;
                gap: 6px;
                padding: 4px 8px;
            }
            .site-logo i {
                font-size: 1.1rem;
            }
            .main-nav {
                top: 68px;
                left: 8px;
                right: 8px;
                padding: 12px 10px;
            }
            .main-nav a {
                padding: 10px 14px;
                font-size: 0.9rem;
            }
            .btn-nav {
                padding: 8px 18px;
                font-size: 0.85rem;
            }
            .mobile-visible .btn-nav {
                padding: 10px 16px;
            }
        }

        /* ========== 分类横幅 Hero ========== */
        .category-hero {
            margin-top: 90px;
            padding: 80px 0 100px;
            background: linear-gradient(135deg, var(--primary-bg) 0%, #E8F8F5 100%);
            position: relative;
            overflow: hidden;
            min-height: 420px;
            display: flex;
            align-items: center;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.12;
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(108,92,231,0.12);
            color: var(--primary);
            padding: 6px 20px;
            border-radius: var(--radius-round);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }
        .category-hero h1 {
            font-size: 3.2rem;
            font-weight: 800;
            letter-spacing: -1px;
            margin-bottom: 16px;
            background: linear-gradient(135deg, var(--text-dark) 30%, var(--primary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .category-hero p {
            font-size: 1.2rem;
            color: var(--text-mid);
            max-width: 680px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .category-hero .hero-stats {
            display: flex;
            justify-content: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .category-hero .hero-stats .stat-item {
            text-align: center;
        }
        .category-hero .hero-stats .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
        }
        .category-hero .hero-stats .stat-label {
            font-size: 0.9rem;
            color: var(--text-mid);
            font-weight: 500;
        }

        @media (max-width: 1024px) {
            .category-hero { margin-top: 76px; padding: 60px 0 80px; min-height: 360px; }
            .category-hero h1 { font-size: 2.6rem; }
            .category-hero p { font-size: 1.05rem; }
        }
        @media (max-width: 768px) {
            .category-hero { padding: 50px 0 60px; min-height: auto; }
            .category-hero h1 { font-size: 2rem; }
            .category-hero p { font-size: 0.95rem; }
            .category-hero .hero-stats { gap: 24px; }
            .category-hero .hero-stats .stat-num { font-size: 1.7rem; }
        }
        @media (max-width: 520px) {
            .category-hero { margin-top: 66px; padding: 40px 0 50px; }
            .category-hero h1 { font-size: 1.6rem; }
            .category-hero .hero-stats { gap: 16px; }
            .category-hero .hero-stats .stat-num { font-size: 1.4rem; }
            .category-hero .hero-stats .stat-label { font-size: 0.8rem; }
        }

        /* ========== 分类导航子标签 ========== */
        .cat-subnav {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            padding: 16px 0;
            position: sticky;
            top: 90px;
            z-index: 100;
        }
        .cat-subnav .container {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        .cat-subnav .sub-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            border-radius: var(--radius-round);
            background: var(--bg-light);
            color: var(--text-mid);
            font-weight: 500;
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .cat-subnav .sub-link:hover {
            background: var(--primary-bg);
            color: var(--primary);
        }
        .cat-subnav .sub-link.active {
            background: var(--primary);
            color: var(--text-white);
            box-shadow: 0 4px 14px rgba(108,92,231,0.25);
        }
        .cat-subnav .sub-link i {
            font-size: 0.8rem;
        }

        @media (max-width: 768px) {
            .cat-subnav { top: 76px; padding: 12px 0; }
            .cat-subnav .sub-link { padding: 6px 16px; font-size: 0.8rem; }
        }
        @media (max-width: 520px) {
            .cat-subnav { top: 66px; padding: 10px 0; }
            .cat-subnav .container { gap: 6px; }
            .cat-subnav .sub-link { padding: 5px 12px; font-size: 0.75rem; }
        }

        /* ========== 攻略列表板块 ========== */
        .section-guides {
            padding: 60px 0 80px;
            background: var(--bg-white);
        }
        .section-guides .section-title {
            text-align: center;
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .section-guides .section-sub {
            text-align: center;
            color: var(--text-mid);
            max-width: 600px;
            margin: 0 auto 48px;
            font-size: 1.05rem;
        }

        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .guide-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }
        .guide-card .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            display: block;
            background: var(--bg-light);
        }
        .guide-card .card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .guide-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 10px;
        }
        .guide-card .card-tag {
            display: inline-block;
            padding: 2px 12px;
            border-radius: var(--radius-round);
            background: var(--primary-bg);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 600;
        }
        .guide-card .card-tag.green {
            background: #E8F8F5;
            color: #00B5B0;
        }
        .guide-card .card-tag.orange {
            background: #FEF5E7;
            color: #E17055;
        }
        .guide-card .card-tag.pink {
            background: #FDE8F0;
            color: var(--accent);
        }
        .guide-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .guide-card h3 a {
            color: var(--text-dark);
        }
        .guide-card h3 a:hover {
            color: var(--primary);
        }
        .guide-card .card-excerpt {
            color: var(--text-mid);
            font-size: 0.9rem;
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }
        .guide-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: var(--text-light);
            font-size: 0.8rem;
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
        }
        .guide-card .card-meta span i {
            margin-right: 4px;
        }
        .guide-card .card-meta .read-more {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.85rem;
        }
        .guide-card .card-meta .read-more i {
            margin-left: 4px;
            transition: var(--transition);
        }
        .guide-card .card-meta .read-more:hover i {
            transform: translateX(4px);
        }

        @media (max-width: 1024px) {
            .guide-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
        }
        @media (max-width: 640px) {
            .guide-grid { grid-template-columns: 1fr; gap: 20px; }
            .section-guides { padding: 40px 0 60px; }
            .section-guides .section-title { font-size: 1.6rem; }
            .guide-card .card-body { padding: 16px 18px 20px; }
            .guide-card h3 { font-size: 1.05rem; }
        }

        /* ========== 攻略分类板块 ========== */
        .section-categories {
            padding: 60px 0 70px;
            background: var(--bg-light);
        }
        .section-categories .container {
            text-align: center;
        }
        .section-categories .section-title {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .section-categories .section-sub {
            color: var(--text-mid);
            margin-bottom: 40px;
            font-size: 1.05rem;
        }
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .cat-grid .cat-item {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 28px 20px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            cursor: pointer;
        }
        .cat-grid .cat-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }
        .cat-grid .cat-item .cat-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: var(--primary-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.6rem;
            color: var(--primary);
            transition: var(--transition);
        }
        .cat-grid .cat-item:hover .cat-icon {
            background: var(--primary);
            color: var(--text-white);
        }
        .cat-grid .cat-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .cat-grid .cat-item p {
            color: var(--text-mid);
            font-size: 0.85rem;
        }

        @media (max-width: 1024px) {
            .cat-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
        }
        @media (max-width: 520px) {
            .cat-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
            .cat-grid .cat-item { padding: 20px 14px 18px; }
            .cat-grid .cat-item .cat-icon { width: 44px; height: 44px; font-size: 1.3rem; }
            .cat-grid .cat-item h4 { font-size: 0.9rem; }
            .section-categories { padding: 40px 0 50px; }
            .section-categories .section-title { font-size: 1.4rem; }
        }

        /* ========== 版本更新板块 ========== */
        .section-patches {
            padding: 60px 0 70px;
            background: var(--bg-white);
        }
        .section-patches .section-title {
            text-align: center;
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .section-patches .section-sub {
            text-align: center;
            color: var(--text-mid);
            margin-bottom: 40px;
            font-size: 1.05rem;
        }
        .patch-list {
            max-width: 780px;
            margin: 0 auto;
        }
        .patch-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 18px 22px;
            border-radius: var(--radius-md);
            background: var(--bg-light);
            margin-bottom: 12px;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .patch-item:hover {
            background: var(--primary-bg);
            border-color: var(--primary-light);
        }
        .patch-item .patch-version {
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--primary);
            min-width: 120px;
        }
        .patch-item .patch-game {
            font-weight: 600;
            color: var(--text-dark);
            min-width: 100px;
        }
        .patch-item .patch-desc {
            color: var(--text-mid);
            font-size: 0.9rem;
            flex: 1;
        }
        .patch-item .patch-date {
            color: var(--text-light);
            font-size: 0.8rem;
            white-space: nowrap;
        }
        .patch-item .patch-badge {
            display: inline-block;
            padding: 2px 14px;
            border-radius: var(--radius-round);
            background: var(--secondary);
            color: var(--text-white);
            font-size: 0.7rem;
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .patch-item { flex-wrap: wrap; gap: 10px; padding: 14px 16px; }
            .patch-item .patch-version { min-width: 80px; font-size: 1rem; }
            .patch-item .patch-game { min-width: 70px; }
            .patch-item .patch-desc { width: 100%; order: 1; }
            .patch-item .patch-date { margin-left: auto; }
        }
        @media (max-width: 520px) {
            .patch-item { flex-direction: column; align-items: flex-start; gap: 6px; padding: 12px 14px; }
            .patch-item .patch-version { min-width: auto; }
            .patch-item .patch-game { min-width: auto; }
            .patch-item .patch-desc { width: 100%; }
            .patch-item .patch-date { margin-left: 0; }
        }

        /* ========== 攻略心得 CTA ========== */
        .section-cta {
            padding: 60px 0;
            background: linear-gradient(135deg, var(--primary-bg), #E8F8F5);
        }
        .section-cta .container {
            text-align: center;
        }
        .section-cta h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .section-cta p {
            color: var(--text-mid);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto 28px;
        }
        .section-cta .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            border-radius: var(--radius-round);
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: var(--text-white);
            font-weight: 700;
            font-size: 1.05rem;
            box-shadow: 0 6px 24px rgba(108,92,231,0.30);
            transition: var(--transition);
        }
        .section-cta .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 36px rgba(108,92,231,0.40);
            color: var(--text-white);
        }
        .section-cta .cta-btn i {
            transition: var(--transition);
        }
        .section-cta .cta-btn:hover i {
            transform: translateX(4px);
        }

        @media (max-width: 640px) {
            .section-cta h2 { font-size: 1.5rem; }
            .section-cta p { font-size: 0.95rem; }
            .section-cta .cta-btn { padding: 12px 28px; font-size: 0.95rem; }
        }

        /* ========== FAQ ========== */
        .section-faq {
            padding: 60px 0 70px;
            background: var(--bg-white);
        }
        .section-faq .section-title {
            text-align: center;
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 40px;
        }
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border-light);
            padding: 18px 0;
        }
        .faq-item:first-child {
            border-top: 1px solid var(--border-light);
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-dark);
            padding: 4px 0;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question i {
            color: var(--primary);
            transition: var(--transition);
            font-size: 0.9rem;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 16px 0 0;
            color: var(--text-mid);
            font-size: 0.95rem;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 12px;
        }

        @media (max-width: 640px) {
            .section-faq .section-title { font-size: 1.5rem; }
            .faq-question { font-size: 0.95rem; }
            .faq-answer { font-size: 0.9rem; }
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255,255,255,0.85);
            padding: 60px 0 30px;
        }
        .site-footer .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 40px;
        }
        .footer-brand .site-logo {
            display: inline-flex;
            color: var(--text-white);
            padding: 0 0 8px 0;
            margin-bottom: 12px;
        }
        .footer-brand .site-logo i {
            color: var(--primary-light);
        }
        .footer-brand .site-logo span {
            background: linear-gradient(135deg, #DFE6E9, #B2BEC3);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.8;
            color: rgba(255,255,255,0.6);
            max-width: 360px;
        }
        .footer-col h4 {
            color: var(--text-white);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255,255,255,0.6);
            font-size: 0.9rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul li a:hover {
            color: var(--primary-light);
        }
        .footer-col ul li a i {
            font-size: 0.85rem;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            color: rgba(255,255,255,0.4);
        }
        .footer-bottom a {
            color: rgba(255,255,255,0.5);
            transition: var(--transition);
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }

        @media (max-width: 1024px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
        }
        @media (max-width: 640px) {
            .footer-grid { grid-template-columns: 1fr; gap: 24px; }
            .site-footer { padding: 40px 0 20px; }
            .footer-bottom { flex-direction: column; text-align: center; }
        }

        /* ========== 通用辅助 ========== */
        .text-center { text-align: center; }
        .mt-20 { margin-top: 20px; }
        .mb-20 { margin-bottom: 20px; }
        .gap-12 { gap: 12px; }
        .flex-center { display: flex; align-items: center; justify-content: center; }

        @media (max-width: 768px) {
            .container { padding: 0 18px; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 14px; }
        }

/* roulang page: category3 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #6c5ce7;
            --primary-light: #a29bfe;
            --primary-dark: #4834d4;
            --secondary: #fd79a8;
            --accent: #00cec9;
            --bg-light: #f8f9fe;
            --bg-white: #ffffff;
            --bg-dark: #1e1e2f;
            --text-dark: #2d3436;
            --text-body: #4a4a6a;
            --text-light: #7a7a9a;
            --text-white: #f1f1f1;
            --border: #e8e8f0;
            --border-light: #f0f0f8;
            --shadow: 0 8px 32px rgba(108, 92, 231, 0.10);
            --shadow-hover: 0 16px 48px rgba(108, 92, 231, 0.18);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.06);
            --radius: 16px;
            --radius-sm: 10px;
            --radius-xs: 6px;
            --radius-pill: 50px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            --container: 1200px;
            --header-h: 72px;
            --spacing-section: 80px;
            --spacing-block: 48px;
        }

        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-body);
            background: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: var(--header-h);
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-dark);
            line-height: 1.3;
            font-weight: 700;
        }
        h1 {
            font-size: 2.8rem;
        }
        h2 {
            font-size: 2.2rem;
        }
        h3 {
            font-size: 1.5rem;
        }
        h4 {
            font-size: 1.2rem;
        }
        p {
            margin-bottom: 1rem;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 按钮系统 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: var(--transition);
            border: 2px solid transparent;
            background: var(--primary);
            color: #fff;
            text-align: center;
            justify-content: center;
        }
        .btn:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(108, 92, 231, 0.30);
        }
        .btn:focus-visible {
            outline: 3px solid var(--primary-light);
            outline-offset: 2px;
        }
        .btn-outline {
            background: transparent;
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
        }
        .btn-light:hover {
            background: var(--bg-light);
            color: var(--primary-dark);
        }
        .btn-sm {
            padding: 8px 20px;
            font-size: 0.85rem;
        }
        .btn-lg {
            padding: 16px 40px;
            font-size: 1.1rem;
        }

        /* ===== 标签 / 徽章 ===== */
        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            font-size: 0.78rem;
            font-weight: 600;
            background: rgba(108, 92, 231, 0.10);
            color: var(--primary);
            letter-spacing: 0.3px;
        }
        .badge-hot {
            background: rgba(253, 121, 168, 0.15);
            color: #e84393;
        }
        .badge-new {
            background: rgba(0, 206, 201, 0.15);
            color: #00b894;
        }
        .badge-tip {
            background: rgba(253, 203, 110, 0.20);
            color: #d68910;
        }
        .tag {
            display: inline-block;
            padding: 2px 12px;
            border-radius: var(--radius-xs);
            font-size: 0.75rem;
            font-weight: 500;
            background: var(--border-light);
            color: var(--text-light);
            transition: var(--transition);
        }
        .tag:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ===== 胶囊导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-h);
            background: rgba(255, 255, 255, 0.82);
            backdrop-filter: blur(16px) saturate(180%);
            -webkit-backdrop-filter: blur(16px) saturate(180%);
            border-bottom: 1px solid rgba(232, 232, 240, 0.50);
            transition: var(--transition);
        }
        .site-header .header-inner {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--text-dark);
            flex-shrink: 0;
        }
        .site-logo i {
            color: var(--primary);
            font-size: 1.6rem;
        }
        .site-logo span {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .site-logo:hover {
            opacity: 0.85;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }
        .main-nav a {
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-body);
            transition: var(--transition);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .main-nav a i {
            font-size: 0.85rem;
            opacity: 0.7;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(108, 92, 231, 0.10);
            color: var(--primary);
        }
        .main-nav a.active {
            font-weight: 700;
            background: var(--primary);
            color: #fff;
        }
        .main-nav a.active i {
            opacity: 1;
        }
        .nav-cta {
            flex-shrink: 0;
        }
        .btn-nav {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 22px;
            border-radius: var(--radius-pill);
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--primary);
            color: #fff !important;
            transition: var(--transition);
        }
        .btn-nav:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(108, 92, 231, 0.25);
        }
        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 6px;
            border-radius: var(--radius-xs);
            transition: var(--transition);
        }
        .mobile-toggle span {
            display: block;
            width: 26px;
            height: 3px;
            background: var(--text-dark);
            border-radius: 4px;
            transition: var(--transition);
        }
        .mobile-toggle:hover span {
            background: var(--primary);
        }
        .mobile-visible {
            display: none;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: var(--text-white);
            padding: 60px 0 30px;
            margin-top: 0;
        }
        .site-footer .container {
            padding: 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .site-logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand .site-logo span {
            background: linear-gradient(135deg, #fff, var(--primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .footer-brand p {
            font-size: 0.92rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 360px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1.05rem;
            margin-bottom: 18px;
            font-weight: 700;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.60);
            font-size: 0.92rem;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col ul li a:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom a:hover {
            color: var(--primary-light);
        }

        /* ===== 内页 Banner ===== */
        .page-banner {
            position: relative;
            padding: 80px 0 60px;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--secondary) 100%);
            overflow: hidden;
            margin-top: calc(-1 * var(--header-h));
            padding-top: calc(var(--header-h) + 60px);
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.15;
            mix-blend-mode: overlay;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .page-banner h1 {
            color: #fff;
            font-size: 3rem;
            margin-bottom: 12px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
        }
        .page-banner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.15rem;
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.8;
        }
        .page-banner .badge {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            margin-bottom: 16px;
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-alt {
            background: var(--bg-white);
        }
        .section-dark {
            background: var(--bg-dark);
            color: var(--text-white);
        }
        .section-dark h2,
        .section-dark h3 {
            color: #fff;
        }
        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-block);
        }
        .section-header h2 {
            margin-bottom: 12px;
        }
        .section-header p {
            color: var(--text-light);
            max-width: 600px;
            margin: 0 auto;
            font-size: 1.05rem;
        }
        .section-header .badge {
            margin-bottom: 12px;
        }

        /* ===== 资讯卡片 ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .news-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            border: 1px solid var(--border-light);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(108, 92, 231, 0.15);
        }
        .news-card .card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
            background: var(--border-light);
        }
        .news-card .card-body {
            padding: 20px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .card-body .badge {
            align-self: flex-start;
            margin-bottom: 10px;
        }
        .news-card .card-body h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .news-card .card-body h3 a {
            color: var(--text-dark);
        }
        .news-card .card-body h3 a:hover {
            color: var(--primary);
        }
        .news-card .card-body p {
            font-size: 0.92rem;
            color: var(--text-light);
            flex: 1;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.82rem;
            color: var(--text-light);
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
            margin-top: auto;
        }
        .news-card .card-meta span i {
            margin-right: 4px;
            opacity: 0.6;
        }
        .news-card .card-meta .tag {
            font-size: 0.72rem;
        }

        /* ===== 特色资讯大卡 ===== */
        .feature-news {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin-bottom: 40px;
        }
        .feature-news .feature-main {
            border-radius: var(--radius);
            overflow: hidden;
            position: relative;
            background: var(--bg-dark);
            min-height: 380px;
            display: flex;
            align-items: flex-end;
        }
        .feature-news .feature-main img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.55;
        }
        .feature-news .feature-main .overlay {
            position: relative;
            z-index: 2;
            padding: 32px 28px;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.75));
            width: 100%;
        }
        .feature-news .feature-main .overlay .badge {
            background: rgba(255, 255, 255, 0.20);
            color: #fff;
            margin-bottom: 10px;
        }
        .feature-news .feature-main .overlay h3 {
            color: #fff;
            font-size: 1.6rem;
            margin-bottom: 8px;
        }
        .feature-news .feature-main .overlay p {
            color: rgba(255, 255, 255, 0.80);
            font-size: 0.95rem;
            max-width: 480px;
        }
        .feature-news .feature-side {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .feature-news .feature-side .side-item {
            display: flex;
            gap: 16px;
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            padding: 16px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            border: 1px solid var(--border-light);
            align-items: center;
        }
        .feature-news .feature-side .side-item:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow);
        }
        .feature-news .feature-side .side-item img {
            width: 80px;
            height: 60px;
            border-radius: var(--radius-xs);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--border-light);
        }
        .feature-news .feature-side .side-item .side-text h4 {
            font-size: 0.95rem;
            margin-bottom: 4px;
        }
        .feature-news .feature-side .side-item .side-text h4 a {
            color: var(--text-dark);
        }
        .feature-news .feature-side .side-item .side-text h4 a:hover {
            color: var(--primary);
        }
        .feature-news .feature-side .side-item .side-text span {
            font-size: 0.78rem;
            color: var(--text-light);
        }

        /* ===== 分类标签栏 ===== */
        .category-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-bottom: 36px;
        }
        .category-tabs a {
            padding: 8px 24px;
            border-radius: var(--radius-pill);
            font-size: 0.9rem;
            font-weight: 500;
            background: var(--bg-white);
            color: var(--text-body);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .category-tabs a:hover,
        .category-tabs a.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* ===== 资讯流列表 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-list-item {
            display: flex;
            gap: 20px;
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            align-items: flex-start;
        }
        .news-list-item:hover {
            box-shadow: var(--shadow);
            border-color: rgba(108, 92, 231, 0.12);
        }
        .news-list-item .list-img {
            width: 180px;
            height: 120px;
            border-radius: var(--radius-xs);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--border-light);
        }
        .news-list-item .list-body {
            flex: 1;
        }
        .news-list-item .list-body h3 {
            font-size: 1.1rem;
            margin-bottom: 6px;
        }
        .news-list-item .list-body h3 a {
            color: var(--text-dark);
        }
        .news-list-item .list-body h3 a:hover {
            color: var(--primary);
        }
        .news-list-item .list-body p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-list-item .list-meta {
            display: flex;
            gap: 20px;
            font-size: 0.8rem;
            color: var(--text-light);
        }
        .news-list-item .list-meta span i {
            margin-right: 4px;
            opacity: 0.6;
        }

        /* ===== 数据区块 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-item {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 32px 20px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .stat-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }
        .stat-item .stat-icon {
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .stat-item .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--text-dark);
            line-height: 1.2;
        }
        .stat-item .stat-label {
            font-size: 0.92rem;
            color: var(--text-light);
            margin-top: 4px;
        }

        /* ===== 资讯来源 / 合作媒体 ===== */
        .media-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 20px 32px;
            justify-content: center;
            align-items: center;
        }
        .media-grid .media-item {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-light);
            opacity: 0.55;
            transition: var(--transition);
            padding: 8px 16px;
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
        }
        .media-grid .media-item:hover {
            opacity: 0.85;
            color: var(--primary);
            border-color: rgba(108, 92, 231, 0.20);
        }

        /* ===== CTA 区块 ===== */
        .cta-block {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: var(--radius);
            padding: 56px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: 0.08;
            mix-blend-mode: overlay;
        }
        .cta-block .container {
            position: relative;
            z-index: 2;
        }
        .cta-block h2 {
            color: #fff;
            font-size: 2rem;
            margin-bottom: 12px;
        }
        .cta-block p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.05rem;
            max-width: 560px;
            margin: 0 auto 24px;
        }
        .cta-block .btn {
            background: #fff;
            color: var(--primary);
        }
        .cta-block .btn:hover {
            background: var(--bg-light);
            color: var(--primary-dark);
        }

        /* ===== FAQ ===== */
        .faq-grid {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(108, 92, 231, 0.15);
        }
        .faq-item .faq-q {
            padding: 18px 24px;
            font-weight: 600;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: var(--transition);
            font-size: 1rem;
        }
        .faq-item .faq-q:hover {
            color: var(--primary);
        }
        .faq-item .faq-q i {
            transition: var(--transition);
            color: var(--text-light);
        }
        .faq-item.active .faq-q i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-item .faq-a {
            padding: 0 24px 18px;
            color: var(--text-light);
            font-size: 0.92rem;
            line-height: 1.8;
            display: none;
        }
        .faq-item.active .faq-a {
            display: block;
        }

        /* ===== 分页 ===== */
        .pagination {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 40px;
            flex-wrap: wrap;
        }
        .pagination a,
        .pagination span {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            background: var(--bg-white);
            color: var(--text-body);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .pagination a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .pagination .active-page {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .pagination .disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            :root {
                --spacing-section: 60px;
                --spacing-block: 36px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-news {
                grid-template-columns: 1fr;
            }
            .feature-news .feature-main {
                min-height: 280px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .page-banner h1 {
                font-size: 2.4rem;
            }
            .news-list-item .list-img {
                width: 140px;
                height: 100px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-h: 64px;
                --spacing-section: 48px;
                --spacing-block: 28px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .container {
                padding: 0 16px;
            }
            .main-nav {
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.96);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                padding: 16px 20px 24px;
                gap: 4px;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.10);
                transform: translateY(-120%);
                opacity: 0;
                transition: var(--transition);
                border-radius: 0 0 var(--radius) var(--radius);
                max-height: 70vh;
                overflow-y: auto;
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
            }
            .main-nav a {
                padding: 12px 16px;
                width: 100%;
                border-radius: var(--radius-sm);
                font-size: 1rem;
            }
            .nav-cta {
                display: none;
            }
            .mobile-visible {
                display: block;
                margin-top: 8px;
            }
            .mobile-visible .btn-nav {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
            }
            .mobile-toggle {
                display: flex;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .feature-news .feature-side .side-item img {
                width: 64px;
                height: 48px;
            }
            .feature-news .feature-main .overlay h3 {
                font-size: 1.3rem;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item {
                padding: 24px 16px;
            }
            .stat-item .stat-number {
                font-size: 2rem;
            }
            .page-banner {
                padding: 60px 0 40px;
                padding-top: calc(var(--header-h) + 40px);
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .page-banner p {
                font-size: 0.95rem;
            }
            .cta-block {
                padding: 36px 24px;
            }
            .cta-block h2 {
                font-size: 1.5rem;
            }
            .news-list-item {
                flex-direction: column;
                padding: 16px;
            }
            .news-list-item .list-img {
                width: 100%;
                height: 160px;
            }
            .category-tabs a {
                padding: 6px 16px;
                font-size: 0.82rem;
            }
            .pagination a,
            .pagination span {
                min-width: 36px;
                height: 36px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 520px) {
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item .stat-number {
                font-size: 1.6rem;
            }
            .news-card .card-body {
                padding: 16px 18px 20px;
            }
            .news-card .card-body h3 {
                font-size: 1rem;
            }
            .feature-news .feature-main {
                min-height: 200px;
            }
            .feature-news .feature-main .overlay {
                padding: 20px 18px;
            }
            .feature-news .feature-main .overlay h3 {
                font-size: 1.1rem;
            }
            .cta-block h2 {
                font-size: 1.3rem;
            }
            .cta-block p {
                font-size: 0.9rem;
            }
            .media-grid .media-item {
                font-size: 0.95rem;
                padding: 6px 14px;
            }
        }