/* roulang page: index */
:root {
            --primary: #3b5bfd;
            --primary-dark: #2947c7;
            --primary-light: #eef2ff;
            --accent: #f5a623;
            --accent-dark: #d98e12;
            --dark: #0f172a;
            --bg: #f7f9fc;
            --surface: #ffffff;
            --text: #1e293b;
            --text-weak: #64748b;
            --border: #e2e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-full: 999px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, .06);
            --shadow: 0 8px 30px rgba(0, 0, 0, .08);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, .12);
            --header-h: 76px;
            --container: 1200px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.7;
            background: var(--bg);
            color: var(--text);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        input,
        textarea {
            font-family: inherit;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 16px;
            z-index: 100;
            padding: 0 20px;
        }
        .header-inner {
            max-width: 1160px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(255, 255, 255, .82);
            backdrop-filter: blur(14px);
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 255, 255, .5);
            box-shadow: 0 8px 30px rgba(15, 23, 42, .08);
            padding: 12px 24px;
            transition: box-shadow .3s;
        }
        .header-inner.scrolled {
            box-shadow: 0 12px 36px rgba(15, 23, 42, .14);
        }
        .logo {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.02em;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), #7c3aed);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 2px;
            padding: 4px;
            background: #f1f5f9;
            border-radius: var(--radius-full);
        }
        .nav-link {
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-size: .92rem;
            font-weight: 600;
            color: var(--text-weak);
            transition: background .25s, color .25s, box-shadow .25s;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link i {
            font-size: .85em;
        }
        .nav-link:hover {
            color: var(--primary);
            background: rgba(255, 255, 255, .85);
        }
        .nav-link.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(59, 91, 253, .35);
        }
        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: #f1f5f9;
            color: var(--text);
            font-size: 1.1rem;
            align-items: center;
            justify-content: center;
            transition: background .25s;
        }
        .nav-toggle:hover {
            background: #e2e8f0;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            border-radius: 32px;
            margin: 12px 20px 0;
            overflow: hidden;
            isolation: isolate;
        }
        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(15, 23, 42, .92) 0%, rgba(15, 23, 42, .72) 45%, rgba(15, 23, 42, .35) 100%);
            z-index: -1;
        }
        .hero-content {
            padding: 72px 48px;
            max-width: 680px;
            color: #fff;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, .16);
            border: 1px solid rgba(255, 255, 255, .25);
            backdrop-filter: blur(6px);
            font-size: .85rem;
            font-weight: 600;
            letter-spacing: .03em;
            margin-bottom: 22px;
        }
        .hero-badge i {
            color: var(--accent);
        }
        .hero h1 {
            font-size: 3rem;
            line-height: 1.15;
            font-weight: 800;
            letter-spacing: -.02em;
            margin-bottom: 18px;
        }
        .hero p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, .85);
            max-width: 520px;
            margin-bottom: 30px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-full);
            font-size: .95rem;
            font-weight: 600;
            transition: all .28s;
            border: none;
            cursor: pointer;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(59, 91, 253, .3);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: 0 8px 24px rgba(59, 91, 253, .4);
            transform: translateY(-2px);
        }
        .btn-ghost {
            background: rgba(255, 255, 255, .14);
            color: #fff;
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, .28);
        }
        .btn-ghost:hover {
            background: rgba(255, 255, 255, .26);
            transform: translateY(-2px);
        }
        .btn-accent {
            background: var(--accent);
            color: #1e293b;
            box-shadow: 0 4px 16px rgba(245, 166, 35, .3);
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
        }
        .btn-light {
            background: #fff;
            color: var(--text);
            box-shadow: 0 2px 10px rgba(0, 0, 0, .06);
        }
        .btn-light:hover {
            box-shadow: 0 8px 20px rgba(0, 0, 0, .1);
            transform: translateY(-2px);
        }

        /* ===== 板块 ===== */
        .section {
            padding: 72px 0;
        }
        .section-alt {
            background: var(--surface);
            border-radius: 32px;
            margin: 12px 20px 0;
            padding: 72px 32px;
            box-shadow: var(--shadow);
        }
        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 44px;
        }
        .section-tag {
            display: inline-block;
            padding: 5px 16px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            color: var(--primary);
            font-size: .8rem;
            font-weight: 700;
            letter-spacing: .04em;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -.01em;
            color: var(--text);
            margin-bottom: 10px;
        }
        .section-head p {
            color: var(--text-weak);
            font-size: 1rem;
        }

        /* ===== 网格 ===== */
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        /* ===== 卡片 ===== */
        .feature-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px;
            transition: all .3s;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 18px;
        }
        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .feature-card p {
            color: var(--text-weak);
            font-size: .92rem;
            line-height: 1.7;
        }

        /* ===== 分类卡片 ===== */
        .cat-card {
            position: relative;
            background: var(--surface);
            border-radius: 20px;
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all .35s;
            display: block;
            height: 100%;
        }
        .cat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .cat-card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .cat-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s;
        }
        .cat-card:hover .cat-card-img img {
            transform: scale(1.06);
        }
        .cat-card-body {
            padding: 24px;
        }
        .cat-card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .cat-card-body p {
            color: var(--text-weak);
            font-size: .9rem;
            line-height: 1.6;
            margin-bottom: 16px;
        }
        .cat-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-size: .9rem;
            font-weight: 600;
        }
        .cat-card-link i {
            transition: transform .25s;
        }
        .cat-card:hover .cat-card-link i {
            transform: translateX(4px);
        }

        /* ===== 资讯列表 ===== */
        .post-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .post-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 28px;
            transition: all .3s;
            display: block;
        }
        .post-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .post-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
        }
        .post-cat {
            padding: 3px 12px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            color: var(--primary);
            font-size: .75rem;
            font-weight: 600;
        }
        .post-date {
            display: flex;
            align-items: center;
            gap: 5px;
            color: var(--text-weak);
            font-size: .82rem;
        }
        .post-card h3 {
            font-size: 1.08rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .post-card p {
            color: var(--text-weak);
            font-size: .9rem;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== 流程 ===== */
        .steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }
        .step-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 30px;
            position: relative;
            text-align: center;
            transition: all .3s;
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .step-num {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), #7c3aed);
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            box-shadow: 0 4px 14px rgba(59, 91, 253, .3);
        }
        .step-item h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .step-item p {
            color: var(--text-weak);
            font-size: .85rem;
            line-height: 1.6;
        }

        /* ===== 统计 ===== */
        .stats-box {
            background: linear-gradient(135deg, #0f172a, #1e293b);
            border-radius: 28px;
            padding: 56px 48px;
            color: #fff;
            margin: 12px 20px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
            padding: 24px;
            border-radius: var(--radius);
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .1);
        }
        .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .stat-label {
            font-size: .85rem;
            color: rgba(255, 255, 255, .7);
            margin-top: 6px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 720px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 14px;
            overflow: hidden;
            transition: box-shadow .3s;
        }
        .faq-item.open {
            box-shadow: var(--shadow);
        }
        .faq-q {
            padding: 20px 24px;
            font-weight: 600;
            font-size: .98rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .faq-q .fa-chevron-down {
            color: var(--text-weak);
            transition: transform .3s;
            font-size: .8rem;
            flex-shrink: 0;
        }
        .faq-item.open .fa-chevron-down {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-a {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: all .35s;
            color: var(--text-weak);
            font-size: .92rem;
            line-height: 1.75;
            border-top: 0 solid var(--border);
        }
        .faq-item.open .faq-a {
            padding: 0 24px 20px;
            max-height: 400px;
            border-top-width: 1px;
            padding-top: 16px;
        }

        /* ===== CTA ===== */
        .cta-box {
            background: linear-gradient(135deg, var(--primary), #7c3aed);
            border-radius: 28px;
            padding: 56px 48px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
            margin: 12px 20px 0;
        }
        .cta-box::before {
            content: "";
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
            top: -80px;
            right: -80px;
        }
        .cta-box::after {
            content: "";
            position: absolute;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .06);
            bottom: -60px;
            left: 40px;
        }
        .cta-box h2 {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 10px;
            position: relative;
            z-index: 1;
        }
        .cta-box p {
            color: rgba(255, 255, 255, .85);
            max-width: 480px;
            margin: 0 auto 24px;
            position: relative;
            z-index: 1;
        }
        .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0f172a;
            color: rgba(255, 255, 255, .7);
            padding: 60px 0 30px;
            margin-top: 72px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: .88rem;
            color: rgba(255, 255, 255, .55);
            line-height: 1.7;
            max-width: 320px;
        }
        .footer-links h3 {
            color: #fff;
            font-size: .95rem;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .footer-links ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .55);
            font-size: .88rem;
            transition: color .25s;
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 24px;
            text-align: center;
            font-size: .82rem;
            color: rgba(255, 255, 255, .4);
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .post-list {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .site-header {
                top: 10px;
                padding: 0 12px;
            }
            .header-inner {
                padding: 10px 16px;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: calc(100% + 10px);
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, .98);
                border-radius: 20px;
                box-shadow: var(--shadow-lg);
                padding: 16px;
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
                border: 1px solid var(--border);
            }
            .main-nav.open {
                display: flex;
            }
            .nav-link {
                padding: 12px 20px;
                border-radius: 12px;
                justify-content: center;
            }
            .nav-toggle {
                display: flex;
            }
            .hero {
                min-height: 440px;
                margin: 8px 10px 0;
                border-radius: 24px;
            }
            .hero-content {
                padding: 48px 28px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: .98rem;
            }
            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 48px 0;
            }
            .section-alt {
                margin: 8px 10px 0;
                padding: 48px 20px;
                border-radius: 24px;
            }
            .stats-box {
                padding: 36px 20px;
                margin: 8px 10px 0;
                border-radius: 24px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-box {
                padding: 40px 24px;
                margin: 8px 10px 0;
                border-radius: 24px;
            }
            .cta-box h2 {
                font-size: 1.4rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .steps {
                grid-template-columns: 1fr;
            }
            .post-list {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 520px) {
            .hero-content {
                padding: 36px 20px;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .hero-badge {
                font-size: .78rem;
                padding: 5px 14px;
            }
            .btn {
                padding: 11px 20px;
                font-size: .88rem;
            }
            .section-head h2 {
                font-size: 1.4rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-num {
                font-size: 1.6rem;
            }
            .cat-card-img {
                height: 150px;
            }
            .feature-card {
                padding: 24px;
            }
            .step-item {
                padding: 24px 18px;
            }
            .faq-q {
                padding: 16px 18px;
                font-size: .9rem;
            }
            .faq-a {
                padding: 0 18px;
                font-size: .86rem;
            }
            .faq-item.open .faq-a {
                padding: 0 18px 16px;
            }
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: .88rem;
            color: var(--text-weak);
            margin-bottom: 24px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-weak);
            transition: color .2s;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb i {
            font-size: .7rem;
            color: #cbd5e1;
        }

        /* 文章内容 */
        .article-body {
            font-size: 1rem;
            line-height: 1.9;
            color: #334155;
        }
        .article-body p {
            margin-bottom: 16px;
        }
        .article-body h2,
        .article-body h3 {
            margin-top: 28px;
            margin-bottom: 14px;
            font-weight: 700;
            color: var(--text);
        }
        .article-body h2 {
            font-size: 1.4rem;
        }
        .article-body h3 {
            font-size: 1.15rem;
        }
        .article-body ul,
        .article-body ol {
            margin: 0 0 16px 20px;
            padding: 0;
        }
        .article-body li {
            margin-bottom: 6px;
        }
        .article-body img {
            border-radius: 12px;
            margin: 20px 0;
        }

        /* 内页banner */
        .page-hero {
            position: relative;
            min-height: 280px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            border-radius: 28px;
            margin: 12px 20px 0;
            overflow: hidden;
            isolation: isolate;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(15, 23, 42, .9) 0%, rgba(15, 23, 42, .7) 50%, rgba(15, 23, 42, .3) 100%);
            z-index: -1;
        }
        .page-hero-content {
            padding: 56px 48px;
            color: #fff;
            max-width: 640px;
        }
        .page-hero-content h1 {
            font-size: 2.4rem;
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }
        .page-hero-content p {
            color: rgba(255, 255, 255, .85);
            font-size: 1rem;
            max-width: 520px;
        }

        /* 标签 */
        .tags-group {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            background: var(--primary-light);
            color: var(--primary);
            font-size: .85rem;
            font-weight: 600;
            transition: all .25s;
            cursor: pointer;
            border: 1px solid transparent;
        }
        .tag:hover {
            background: var(--primary);
            color: #fff;
            border-color: transparent;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(59, 91, 253, .3);
        }

        /* 提示条 */
        .notice-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 20px;
            border-radius: 14px;
            background: #fef3c7;
            color: #92400e;
            font-size: .9rem;
            border: 1px solid #fde68a;
            margin-bottom: 24px;
        }
        .notice-bar i {
            color: var(--accent);
            font-size: 1rem;
        }

        /* 排行 */
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 14px;
            padding: 16px 20px;
            transition: all .25s;
        }
        .rank-item:hover {
            box-shadow: var(--shadow);
            transform: translateX(4px);
        }
        .rank-num {
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--primary);
            width: 36px;
            text-align: center;
            flex-shrink: 0;
        }
        .rank-item:nth-child(1) .rank-num {
            color: var(--accent);
        }
        .rank-item:nth-child(2) .rank-num {
            color: #64748b;
        }
        .rank-body {
            flex: 1;
            min-width: 0;
        }
        .rank-body h3 {
            font-size: .95rem;
            font-weight: 600;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-body p {
            font-size: .8rem;
            color: var(--text-weak);
        }
        .rank-count {
            color: var(--text-weak);
            font-size: .8rem;
            white-space: nowrap;
        }

/* roulang page: article */
:root {
  --primary: #4f46e5;
  --primary-dark: #3730a3;
  --accent: #f59e0b;
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 45px rgba(15, 23, 42, 0.12);
  --container: 1200px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: rgba(79, 70, 229, 0.18); }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

/* 悬浮胶囊导航 */
.site-header {
  position: sticky;
  top: 14px;
  z-index: 100;
  padding: 0 10px;
  pointer-events: none;
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: 999px;
  padding: 10px 22px 10px 18px;
  box-shadow: 0 10px 32px rgba(15, 23, 42, 0.1);
  pointer-events: auto;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
  white-space: nowrap;
  letter-spacing: 0.02em;
}
.logo-icon {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-radius: 12px;
  font-size: 16px;
  box-shadow: 0 6px 16px rgba(79, 70, 229, 0.3);
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: #334155;
  transition: all 0.25s ease;
  border: 1px solid transparent;
}
.nav-link:hover {
  color: var(--primary);
  background: rgba(79, 70, 229, 0.08);
}
.nav-link.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 6px 16px rgba(79, 70, 229, 0.35);
}
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 12px;
  font-size: 18px;
  color: var(--text);
  cursor: pointer;
  transition: all 0.25s ease;
}
.nav-toggle:hover {
  color: var(--primary);
  border-color: var(--primary);
}

/* 按钮 */
.btn-primary,
.btn-ghost,
.btn-dark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  line-height: 1.4;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), #6366f1);
  color: #fff;
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(79, 70, 229, 0.4);
}
.btn-primary:active { transform: translateY(0); }
.btn-ghost {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}
.btn-dark { background: var(--text); color: #fff; }
.btn-dark:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

/* 文章首屏 */
.article-hero {
  position: relative;
  padding: 120px 0 56px;
  background-image: linear-gradient(135deg, rgba(15, 23, 42, 0.84), rgba(30, 27, 75, 0.76)), url('/assets/images/backpic/back-1.png');
  background-size: cover;
  background-position: center;
  color: #fff;
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 24px;
}
.breadcrumb a { color: rgba(255, 255, 255, 0.85); transition: color 0.2s; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb i { font-size: 10px; opacity: 0.7; }
.article-hero-box { max-width: 860px; }
.article-hero-box h1 {
  font-size: clamp(28px, 4.2vw, 42px);
  line-height: 1.35;
  font-weight: 800;
  margin: 14px 0 16px;
  letter-spacing: 0.01em;
}
.article-desc {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 20px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.72);
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: 999px;
  background: var(--accent);
  color: #78350f;
  font-size: 13px;
  font-weight: 700;
}
.hero-badge {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(6px);
}

/* 正文区域 */
.article-section { padding: 48px 0 0; }
.article-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 40px;
  align-items: start;
}
.article-main {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.article-cover img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}
.article-body {
  padding: 36px 40px 20px;
  font-size: 16px;
  line-height: 1.9;
  color: #334155;
}
.article-body h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text);
  margin: 2rem 0 1rem;
  padding-left: 1rem;
  border-left: 4px solid var(--primary);
}
.article-body h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  margin: 1.6rem 0 0.8rem;
}
.article-body h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin: 1.4rem 0 0.6rem;
}
.article-body p { margin-bottom: 1.2rem; }
.article-body ul,
.article-body ol {
  margin: 1rem 0 1.2rem 1.4rem;
  padding-left: 0.4rem;
}
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li { margin-bottom: 0.5rem; }
.article-body blockquote {
  border-left: 4px solid var(--accent);
  background: #fffbeb;
  padding: 1rem 1.2rem;
  border-radius: 8px;
  margin: 1.4rem 0;
  color: #78350f;
}
.article-body a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.article-body img {
  border-radius: var(--radius-md);
  margin: 1.2rem 0;
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.4rem 0;
  font-size: 14px;
}
.article-body th,
.article-body td {
  padding: 0.7rem 1rem;
  border: 1px solid var(--border);
}
.article-body th { background: #f1f5f9; font-weight: 700; }
.article-tags {
  padding: 20px 40px 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.article-tags .tag {
  display: inline-flex;
  padding: 6px 14px;
  background: #f1f5f9;
  border-radius: 999px;
  font-size: 13px;
  color: #475569;
  transition: all 0.2s;
}
.article-tags .tag:hover {
  background: var(--primary);
  color: #fff;
}
.article-share {
  padding: 18px 40px 32px;
  border-top: 1px dashed var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}
.article-share span { font-size: 14px; color: var(--muted); font-weight: 600; }
.share-btn {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #f1f5f9;
  color: #475569;
  transition: all 0.25s;
}
.share-btn:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

/* 侧边栏 */
.article-side {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.widget {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.widget-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 18px;
}
.widget-title i { color: var(--primary); }
.side-news-list { display: flex; flex-direction: column; gap: 2px; }
.side-news-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 11px 0;
  border-bottom: 1px solid #f1f5f9;
}
.side-news-item:last-child { border-bottom: none; }
.side-news-item span {
  font-size: 14px;
  font-weight: 600;
  color: #1e293b;
  line-height: 1.5;
  transition: color 0.2s;
}
.side-news-item:hover span { color: var(--primary); }
.side-news-item small { font-size: 12px; color: var(--muted); }
.guide-steps { display: flex; flex-direction: column; gap: 16px; }
.guide-step { display: flex; gap: 12px; align-items: flex-start; }
.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #6366f1);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}
.guide-step p {
  font-size: 14px;
  color: #475569;
  line-height: 1.6;
  margin: 0;
}
.security-card {
  background: linear-gradient(135deg, #fefce8, #fffbeb);
  border: 1px solid #fde68a;
  border-radius: var(--radius-lg);
  padding: 22px;
}
.security-card h3 {
  font-size: 15px;
  color: #92400e;
  margin-bottom: 8px;
}
.security-card p {
  font-size: 13px;
  color: #78350f;
  line-height: 1.7;
  margin-bottom: 12px;
}
.security-card a {
  font-size: 13px;
  color: #b45309;
  font-weight: 700;
}
.security-card a:hover { text-decoration: underline; }

/* 更多阅读 */
.more-section { padding: 56px 0 0; }
.section-head { text-align: center; margin-bottom: 36px; }
.section-head h2 {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 8px;
}
.section-head p { color: var(--muted); font-size: 15px; }
.more-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.more-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 22px 24px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}
.more-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(79, 70, 229, 0.4);
}
.more-card-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 12px;
}
.more-badge {
  width: fit-content;
  padding: 4px 12px;
  background: #eef2ff;
  color: var(--primary);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}
.more-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin: 12px 0 10px;
  line-height: 1.5;
}
.more-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.more-meta { font-size: 13px; color: var(--muted); }

/* FAQ */
.faq-section { padding: 56px 0 0; }
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: border-color 0.2s;
}
.faq-item:hover { border-color: rgba(79, 70, 229, 0.4); }
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 22px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  transition: background 0.2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { background: #f8fafc; }
.faq-item summary i { color: var(--primary); transition: transform 0.3s; }
.faq-item[open] summary i { transform: rotate(180deg); }
.faq-answer {
  padding: 0 22px 18px;
  color: #475569;
  font-size: 14px;
  line-height: 1.8;
}

/* CTA */
.cta-section { padding: 56px 0 70px; }
.cta-box {
  position: relative;
  border-radius: var(--radius-xl);
  padding: 52px 40px;
  text-align: center;
  color: #fff;
  background-image: linear-gradient(120deg, rgba(30, 27, 75, 0.9), rgba(79, 70, 229, 0.85)), url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.cta-box h2 {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  margin-bottom: 12px;
}
.cta-box p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 620px;
  margin: 0 auto 26px;
  font-size: 15px;
}
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

/* 未找到 */
.not-found-section { padding: 80px 0; }
.not-found-box {
  max-width: 560px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 32px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.not-found-box i { font-size: 48px; color: var(--primary); margin-bottom: 16px; }
.not-found-box h1 { font-size: 24px; font-weight: 800; margin-bottom: 10px; }
.not-found-box p {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 24px;
}

/* 页脚 */
.site-footer {
  background: #0b1020;
  color: #94a3b8;
  padding: 56px 0 0;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
}
.footer-brand .logo { color: #fff; margin-bottom: 14px; }
.footer-brand p {
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.8;
  margin: 14px 0 0;
}
.footer-links h3 {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
}
.footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: #94a3b8;
  font-size: 14px;
  transition: color 0.2s, padding-left 0.2s;
}
.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
  color: #64748b;
}

/* 响应式 */
@media (min-width: 993px) {
  .main-nav { display: flex !important; }
  .nav-toggle { display: none; }
}
@media (max-width: 992px) {
  .article-grid { grid-template-columns: 1fr; }
  .more-grid { grid-template-columns: repeat(2, 1fr); }
  .main-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    display: none;
    border: 1px solid var(--border);
  }
  .main-nav.open { display: flex; }
  .nav-link { padding: 12px 16px; }
  .nav-toggle { display: inline-flex; }
}
@media (max-width: 768px) {
  .article-hero { padding: 92px 0 40px; }
  .article-body { padding: 26px 22px 16px; }
  .article-tags, .article-share { padding-left: 22px; padding-right: 22px; }
  .cta-box { padding: 38px 22px; }
  .more-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 520px) {
  .header-inner {
    padding: 8px 14px 8px 12px;
    border-radius: 20px;
  }
  .logo { font-size: 15px; }
  .logo-icon { width: 34px; height: 34px; font-size: 14px; }
  .article-hero-box h1 { font-size: 24px; }
  .article-meta { gap: 12px; font-size: 13px; }
  .cta-actions .btn-primary,
  .cta-actions .btn-ghost { width: 100%; }
  .footer-bottom { flex-direction: column; justify-content: center; text-align: center; }
}

/* roulang page: category1 */
:root {
  --brand: #4f46e5;
  --brand-dark: #4338ca;
  --brand-soft: #eef2ff;
  --accent: #f59e0b;
  --text-dark: #0f172a;
  --text-body: #334155;
  --text-muted: #64748b;
  --border-light: #e2e8f0;
  --bg-soft: #f8fafc;
  --radius: 1.25rem;
  --shadow-soft: 0 10px 30px rgba(2, 6, 23, 0.06);
  --shadow-lift: 0 24px 60px rgba(2, 6, 23, 0.12);
  --transition: all 0.25s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, Segoe UI, PingFang SC, Hiragino Sans GB, Microsoft YaHei, sans-serif;
  background-color: #f8fafc;
  color: #0f172a;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: #4f46e5;
  color: #fff;
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 16px;
  z-index: 50;
  padding: 0 20px;
  pointer-events: none;
  margin-top: 16px;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: 999px;
  padding: 10px 24px;
  box-shadow: 0 10px 34px rgba(2, 6, 23, 0.08);
  pointer-events: auto;
  transition: box-shadow 0.3s ease;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  color: #1e293b;
  text-decoration: none;
  white-space: nowrap;
  transition: var(--transition);
}

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

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  box-shadow: 0 6px 16px rgba(79, 70, 229, 0.35);
  flex-shrink: 0;
}

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

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  color: #475569;
  text-decoration: none;
  transition: var(--transition);
}

.nav-link:hover {
  background: #f1f5f9;
  color: #1e293b;
}

.nav-link.active {
  background: #4f46e5;
  color: #fff;
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.3);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  background: #f1f5f9;
  color: #1e293b;
  font-size: 1.1rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.nav-toggle:hover {
  background: #e2e8f0;
}

/* ===== Hero ===== */
.hero-section {
  position: relative;
  background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  background-color: #0b1026;
  color: #fff;
  min-height: 620px;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(2, 6, 23, 0.92) 0%, rgba(2, 6, 23, 0.72) 45%, rgba(2, 6, 23, 0.35) 100%);
}

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

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 28px;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: var(--transition);
}

.breadcrumb a:hover {
  color: #fbbf24;
}

.breadcrumb-sep {
  opacity: 0.5;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #fde68a;
  backdrop-filter: blur(8px);
  margin-bottom: 20px;
}

.hero-section h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.hero-desc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
  max-width: 560px;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 44px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-stats div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero-stats strong {
  font-size: 1.9rem;
  font-weight: 800;
  color: #fbbf24;
  line-height: 1.1;
}

.hero-stats span {
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.65);
}

.hero-visual {
  position: relative;
}

.hero-card-img {
  width: 100%;
  border-radius: 1.75rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.45);
  transform: rotate(2deg);
  transition: transform 0.4s ease;
}

.hero-card-img:hover {
  transform: rotate(0deg) scale(1.01);
}

.hero-visual-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.92);
  color: #0f172a;
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(8px);
}

.hero-visual-badge i {
  color: #4f46e5;
}

/* ===== Shared Section Components ===== */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 999px;
  padding: 7px 16px;
  letter-spacing: 0.03em;
  margin-bottom: 14px;
}

.section-tag-dark {
  background: rgba(255, 255, 255, 0.1);
  color: #fbbf24;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.section-title {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 800;
  color: #0f172a;
  line-height: 1.2;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}

.section-desc {
  color: #64748b;
  font-size: 1.05rem;
  line-height: 1.75;
}

/* ===== Buttons ===== */
.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #f59e0b;
  color: #0f172a;
  font-weight: 700;
  border-radius: 999px;
  padding: 14px 30px;
  font-size: 1rem;
  box-shadow: 0 10px 28px rgba(245, 158, 11, 0.35);
  transition: var(--transition);
  text-decoration: none;
  border: none;
  cursor: pointer;
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(245, 158, 11, 0.4);
  color: #0f172a;
}

.btn-glass {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: #fff;
  font-weight: 600;
  border-radius: 999px;
  padding: 14px 30px;
  font-size: 1rem;
  backdrop-filter: blur(8px);
  transition: var(--transition);
  text-decoration: none;
  cursor: pointer;
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.22);
  transform: translateY(-2px);
  color: #fff;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.4);
  color: #fff;
  font-weight: 600;
  border-radius: 999px;
  padding: 14px 28px;
  font-size: 1rem;
  transition: var(--transition);
  text-decoration: none;
  cursor: pointer;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
  transform: translateY(-2px);
}

/* ===== Method Cards ===== */
.method-card {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.method-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #4f46e5, #7c3aed);
  opacity: 0;
  transition: var(--transition);
}

.method-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lift);
  border-color: #c7d2fe;
}

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

.method-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, #4f46e5, #7c3aed);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.25);
}

.method-card h3 {
  font-size: 1.08rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 8px;
}

.method-card p {
  font-size: 0.92rem;
  color: #64748b;
  line-height: 1.7;
}

.tag {
  display: inline-block;
  background: #f1f5f9;
  color: #475569;
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: 999px;
  padding: 4px 12px;
  margin-top: 14px;
}

.tag-recommend {
  background: #eef2ff;
  color: #4f46e5;
}

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

/* ===== Flow Steps ===== */
.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-item {
  background: #f8fafc;
  border-radius: var(--radius);
  padding: 28px 24px;
  border: 1px solid var(--border-light);
  transition: var(--transition);
  position: relative;
}

.step-item:hover {
  background: #fff;
  border-color: #c7d2fe;
  box-shadow: var(--shadow-soft);
  transform: translateY(-4px);
}

.step-number {
  font-size: 2.6rem;
  font-weight: 800;
  color: #e2e8f0;
  margin-bottom: 12px;
  line-height: 1;
  transition: var(--transition);
}

.step-item:hover .step-number {
  color: #4f46e5;
}

.step-item h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 8px;
}

.step-item p {
  font-size: 0.9rem;
  color: #64748b;
  line-height: 1.7;
}

/* ===== Entry List ===== */
.entry-list {
  background: #fff;
  border-radius: 1.5rem;
  border: 1px solid var(--border-light);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.entry-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 22px 28px;
  border-bottom: 1px solid #f1f5f9;
  transition: var(--transition);
}

.entry-item:last-child {
  border-bottom: none;
}

.entry-item:hover {
  background: #f8fafc;
  padding-left: 34px;
}

.entry-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: #eef2ff;
  color: #4f46e5;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.entry-info {
  flex: 1;
  min-width: 0;
}

.entry-info h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #0f172a;
}

.entry-info p {
  color: #64748b;
  font-size: 0.92rem;
  margin-top: 4px;
  line-height: 1.6;
}

/* ===== Safety Cards ===== */
.safety-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 1.25rem;
  padding: 24px;
  transition: var(--transition);
}

.safety-card:hover {
  background: rgba(255, 255, 255, 0.09);
  transform: translateY(-4px);
}

.safety-card i {
  color: #fbbf24;
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.safety-card h3 {
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 8px;
}

.safety-card p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  line-height: 1.65;
}

/* ===== FAQ ===== */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--border-light);
  border-radius: 1rem;
  overflow: hidden;
  background: #f8fafc;
  transition: var(--transition);
}

.faq-item.open {
  background: #fff;
  border-color: #c7d2fe;
  box-shadow: 0 8px 24px rgba(2, 6, 23, 0.06);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: transparent;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  color: #0f172a;
  cursor: pointer;
  text-align: left;
  transition: var(--transition);
  font-family: inherit;
}

.faq-question:hover {
  color: #4f46e5;
}

.faq-question i {
  transition: transform 0.3s ease;
  color: #94a3b8;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.faq-item.open .faq-question i {
  transform: rotate(180deg);
  color: #4f46e5;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 350px;
  padding: 0 24px 20px;
}

.faq-answer p {
  color: #475569;
  font-size: 0.95rem;
  line-height: 1.75;
}

/* ===== CTA ===== */
.cta-box {
  background: linear-gradient(135deg, #1e1b4b 0%, #4f46e5 100%);
  border-radius: 2rem;
  padding: 48px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  color: #fff;
  box-shadow: 0 24px 60px rgba(79, 70, 229, 0.25);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -60%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.cta-text {
  position: relative;
  z-index: 1;
}

.cta-text h2 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.cta-text p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.98rem;
}

/* ===== Footer ===== */
.site-footer {
  background: #0b1026;
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo {
  color: #fff;
  font-size: 1.2rem;
}

.footer-brand .logo:hover {
  color: #fbbf24;
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.93rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.55);
  max-width: 360px;
}

.footer-links h3 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a,
.footer-links li {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.92rem;
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  color: #fbbf24;
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 24px 0 28px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ===== Focus Accessibility ===== */
.nav-link:focus-visible,
.btn-gold:focus-visible,
.btn-glass:focus-visible,
.btn-outline:focus-visible,
.faq-question:focus-visible,
.nav-toggle:focus-visible {
  outline: 3px solid rgba(79, 70, 229, 0.35);
  outline-offset: 2px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-section {
    padding: 100px 0 60px;
    min-height: 540px;
  }

  .hero-visual {
    display: none;
  }

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

  .cta-box {
    padding: 40px 36px;
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .site-header {
    top: 10px;
    padding: 0 12px;
    margin-top: 10px;
  }

  .header-inner {
    padding: 8px 16px;
    border-radius: 999px;
  }

  .logo {
    font-size: 1rem;
  }

  .logo-icon {
    width: 36px;
    height: 36px;
    font-size: 0.95rem;
    border-radius: 10px;
  }

  .nav-toggle {
    display: flex;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 12px;
    right: 12px;
    flex-direction: column;
    align-items: stretch;
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(2, 6, 23, 0.18);
    padding: 12px;
    gap: 4px;
    display: none;
    border: 1px solid var(--border-light);
  }

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

  .nav-link {
    width: 100%;
    padding: 12px 16px;
    border-radius: 12px;
  }

  .nav-link.active {
    border-radius: 12px;
  }

  .hero-section {
    padding: 80px 0 48px;
    min-height: 480px;
  }

  .hero-section h1 {
    font-size: 2rem;
  }

  .hero-desc {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-gold,
  .btn-glass {
    justify-content: center;
  }

  .hero-stats {
    gap: 24px;
  }

  .hero-stats strong {
    font-size: 1.5rem;
  }

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

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

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

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

  .entry-item:hover {
    padding-left: 20px;
  }

  .cta-box {
    border-radius: 1.5rem;
    padding: 32px 24px;
  }

  .cta-text h2 {
    font-size: 1.4rem;
  }

  .cta-box .inline-flex {
    flex-direction: column;
    width: 100%;
  }

  .cta-box .btn-gold,
  .cta-box .btn-outline {
    width: 100%;
    justify-content: center;
  }

  .footer-brand p {
    font-size: 0.88rem;
  }
}

/* roulang page: category3 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #4f6ef7;
            --primary-dark: #3a56d4;
            --primary-light: #eef1fe;
            --accent: #8b5cf6;
            --accent-light: #f3effe;
            --bg: #f6f7fd;
            --surface: #ffffff;
            --text: #1e2340;
            --text-weak: #6b7294;
            --border: #e6e9f5;
            --radius: 18px;
            --radius-sm: 10px;
            --radius-lg: 28px;
            --shadow: 0 8px 30px rgba(31, 45, 90, 0.08);
            --shadow-hover: 0 16px 44px rgba(79, 110, 247, 0.14);
            --space-section: 88px;
            --header-height: 72px;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        /* ===== 容器 ===== */
        .container-custom {
            width: min(1200px, calc(100% - 40px));
            margin: 0 auto;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: min(1200px, calc(100% - 32px));
            background: rgba(255, 255, 255, 0.82);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.65);
            border-radius: 999px;
            box-shadow: 0 8px 32px rgba(31, 45, 90, 0.1);
            transition: box-shadow 0.3s ease;
        }

        .site-header:hover {
            box-shadow: 0 12px 40px rgba(31, 45, 90, 0.14);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 24px 12px 18px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.15rem;
            letter-spacing: 0.01em;
            color: var(--text);
            white-space: nowrap;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            font-size: 17px;
            box-shadow: 0 4px 14px rgba(79, 110, 247, 0.35);
        }

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

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 18px;
            border-radius: 999px;
            font-size: 0.92rem;
            font-weight: 500;
            color: #4a5072;
            white-space: nowrap;
            transition: all 0.25s ease;
        }

        .nav-link i {
            font-size: 0.82rem;
            opacity: 0.8;
        }

        .nav-link:hover {
            background: var(--primary-light);
            color: var(--primary);
            transform: translateY(-1px);
        }

        .nav-link.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 16px rgba(79, 110, 247, 0.3);
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 18px;
            cursor: pointer;
            transition: background 0.2s ease;
        }

        .nav-toggle:hover {
            background: #dfe5fd;
        }

        /* ===== Hero / Banner ===== */
        .category-hero {
            position: relative;
            min-height: 480px;
            display: flex;
            align-items: center;
            padding: 140px 0 80px;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            color: #fff;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(20, 28, 70, 0.82) 0%, rgba(79, 110, 247, 0.55) 60%, rgba(139, 92, 246, 0.3) 100%);
        }

        .category-hero .container-custom {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 18px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.18);
            border: 1px solid rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(8px);
            font-size: 0.88rem;
            font-weight: 500;
            letter-spacing: 0.02em;
            margin-bottom: 24px;
        }

        .category-hero h1 {
            font-size: clamp(2rem, 4.5vw, 3.4rem);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 20px;
            max-width: 760px;
            letter-spacing: -0.02em;
        }

        .category-hero p.hero-desc {
            font-size: 1.08rem;
            line-height: 1.8;
            max-width: 620px;
            color: rgba(255, 255, 255, 0.92);
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 13px 26px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            cursor: pointer;
        }

        .btn-primary {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.16);
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.35);
            backdrop-filter: blur(6px);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        /* ===== 分类标签区 ===== */
        .section-padding {
            padding: var(--space-section) 0;
        }

        .section-header {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 48px;
        }

        .section-header .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--primary);
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-header h2 {
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
        }

        .section-header p {
            color: var(--text-weak);
            font-size: 1.02rem;
        }

        .tag-pills {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-top: 10px;
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 20px;
            border-radius: 999px;
            background: #fff;
            border: 1px solid var(--border);
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text);
            cursor: pointer;
            transition: all 0.25s ease;
            box-shadow: 0 2px 8px rgba(31, 45, 90, 0.04);
        }

        .tag-pill:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(79, 110, 247, 0.12);
        }

        .tag-pill.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            box-shadow: 0 6px 18px rgba(79, 110, 247, 0.28);
        }

        .tag-pill i {
            font-size: 0.78rem;
            opacity: 0.85;
        }

        /* ===== 资讯卡片 ===== */
        .news-card {
            background: var(--surface);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: all 0.3s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(79, 110, 247, 0.2);
        }

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

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

        .news-card:hover .card-cover img {
            transform: scale(1.04);
        }

        .news-card .card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(20, 28, 70, 0.25));
        }

        .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 6px 14px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(6px);
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--primary);
            box-shadow: 0 2px 8px rgba(31, 45, 90, 0.12);
        }

        .news-card .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card .card-body h3 {
            font-size: 1.12rem;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
            color: var(--text);
        }

        .news-card .card-body p {
            font-size: 0.94rem;
            color: var(--text-weak);
            line-height: 1.7;
            margin-bottom: 18px;
            flex: 1;
        }

        .news-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }

        .card-meta .date {
            font-size: 0.82rem;
            color: var(--text-weak);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .card-link {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap 0.25s ease;
        }

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

        /* ===== 热门排行 ===== */
        .rank-section {
            background: linear-gradient(180deg, #f0f2fd 0%, var(--bg) 100%);
        }

        .rank-list {
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            overflow: hidden;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 20px 28px;
            border-bottom: 1px solid var(--border);
            transition: background 0.2s ease;
        }

        .rank-item:last-child {
            border-bottom: none;
        }

        .rank-item:hover {
            background: #f8f9ff;
        }

        .rank-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 1.05rem;
            font-weight: 700;
            flex-shrink: 0;
        }

        .rank-item:nth-child(1) .rank-num {
            background: linear-gradient(135deg, #ffb347, #ff8c42);
            color: #fff;
        }

        .rank-item:nth-child(2) .rank-num {
            background: linear-gradient(135deg, #a8b8d8, #7e93b8);
            color: #fff;
        }

        .rank-item:nth-child(3) .rank-num {
            background: linear-gradient(135deg, #d4a574, #bd8355);
            color: #fff;
        }

        .rank-info {
            flex: 1;
        }

        .rank-info h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 3px;
        }

        .rank-info span {
            font-size: 0.82rem;
            color: var(--text-weak);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .rank-status {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            border-radius: 999px;
            font-size: 0.8rem;
            font-weight: 500;
            flex-shrink: 0;
        }

        .rank-status.stable {
            background: #e7f8ee;
            color: #1ea85a;
        }

        .rank-status.maintain {
            background: #fff3e6;
            color: #df7e1a;
        }

        .rank-status.new {
            background: var(--primary-light);
            color: var(--primary);
        }

        /* ===== 数据统计 ===== */
        .stats-section {
            background: linear-gradient(135deg, #1e2650 0%, #2d3a8c 55%, #4f2d8b 100%);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }

        .stats-section::after {
            content: '';
            position: absolute;
            bottom: -120px;
            left: -60px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            position: relative;
            z-index: 2;
        }

        .stat-item {
            text-align: center;
            padding: 30px 16px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            backdrop-filter: blur(8px);
            transition: transform 0.3s ease, background 0.3s ease;
        }

        .stat-item:hover {
            transform: translateY(-4px);
            background: rgba(255, 255, 255, 0.1);
        }

        .stat-item .stat-icon {
            font-size: 1.8rem;
            margin-bottom: 14px;
            opacity: 0.9;
        }

        .stat-item .stat-num {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 6px;
        }

        .stat-item .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.75);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 840px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 16px;
            overflow: hidden;
            transition: box-shadow 0.3s ease;
        }

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

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 20px 26px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            list-style: none;
            color: var(--text);
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            color: var(--primary);
            font-size: 0.8rem;
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }

        .faq-item .faq-body {
            padding: 0 26px 24px;
            color: var(--text-weak);
            font-size: 0.94rem;
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 70px 0;
        }

        .cta-box {
            background: linear-gradient(135deg, #4f6ef7 0%, #8b5cf6 100%);
            border-radius: var(--radius-lg);
            padding: 60px 50px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
            box-shadow: 0 16px 44px rgba(79, 110, 247, 0.3);
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -40px;
            left: -40px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
        }

        .cta-box::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }

        .cta-box h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            margin-bottom: 14px;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.9);
            max-width: 560px;
            margin: 0 auto 30px;
            position: relative;
            z-index: 1;
        }

        .cta-box .btn {
            position: relative;
            z-index: 1;
        }

        .btn-white {
            background: #fff;
            color: #4f6ef7;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        }

        .btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #1a2038;
            color: #aab0c8;
            padding: 70px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 50px;
            padding-bottom: 50px;
        }

        .footer-brand .logo {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 0.92rem;
            color: #aab0c8;
            line-height: 1.8;
            max-width: 340px;
        }

        .footer-links h3 {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 18px;
        }

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

        .footer-links ul li a {
            color: #aab0c8;
            font-size: 0.92rem;
            transition: color 0.2s ease, padding-left 0.2s ease;
        }

        .footer-links ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 24px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 0.84rem;
            color: #7c83a3;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .container-custom {
                width: min(100% - 32px, 960px);
            }

            .footer-grid {
                gap: 36px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 60px;
            }

            .site-header {
                top: 12px;
                border-radius: 24px;
                width: calc(100% - 24px);
            }

            .header-inner {
                padding: 12px 16px;
            }

            .main-nav {
                display: none;
                position: absolute;
                top: calc(100% + 10px);
                left: 0;
                right: 0;
                flex-direction: column;
                gap: 4px;
                background: #fff;
                border-radius: 24px;
                padding: 14px;
                box-shadow: 0 20px 44px rgba(31, 45, 90, 0.16);
                border: 1px solid var(--border);
            }

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

            .nav-link {
                width: 100%;
                justify-content: flex-start;
                padding: 12px 16px;
                border-radius: 12px;
            }

            .nav-toggle {
                display: flex;
            }

            .category-hero {
                min-height: auto;
                padding: 120px 0 60px;
            }

            .category-hero h1 {
                font-size: 2rem;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 36px;
            }

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

        @media (max-width: 520px) {
            .container-custom {
                width: calc(100% - 24px);
            }

            .hero-actions {
                flex-direction: column;
                width: 100%;
            }

            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }

            .tag-pill {
                padding: 8px 14px;
                font-size: 0.82rem;
            }

            .rank-item {
                padding: 16px 14px;
                gap: 14px;
            }

            .rank-info h4 {
                font-size: 0.92rem;
            }

            .cta-box {
                padding: 40px 24px;
                border-radius: 20px;
            }

            .stat-item .stat-num {
                font-size: 1.8rem;
            }
        }

        /* ===== 可访问性 ===== */
        a:focus-visible,
        button:focus-visible,
        summary:focus-visible {
            outline: 3px solid rgba(79, 110, 247, 0.4);
            outline-offset: 3px;
        }

/* roulang page: category2 */
:root {
            --color-primary: #1e3a8a;
            --color-primary-2: #3b82f6;
            --color-accent: #f59e0b;
            --color-dark: #0f172a;
            --color-muted: #64748b;
            --color-border: #e2e8f0;
            --color-bg: #f6f7fb;
            --color-surface: #ffffff;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --shadow-soft: 0 16px 40px -18px rgba(30, 58, 138, 0.15);
            --shadow-card: 0 12px 32px -14px rgba(15, 23, 42, 0.12);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            scroll-padding-top: 90px;
        }
        body {
            margin: 0;
            font-family: var(--font-sans);
            color: var(--color-dark);
            background: var(--color-bg);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }
        input,
        button {
            font-family: inherit;
        }
        .wrapper {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.84);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.6);
            padding: 12px 0;
        }
        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--color-primary);
            white-space: nowrap;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: linear-gradient(135deg, #1e3a8a, #3b82f6);
            color: #fff;
            font-size: 18px;
            box-shadow: 0 8px 16px -8px rgba(30, 58, 138, 0.5);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            color: #334155;
            transition: all .25s ease;
        }
        .nav-link i {
            color: #94a3b8;
            font-size: 14px;
            transition: color .2s ease;
        }
        .nav-link:hover {
            background: #f1f5f9;
            color: var(--color-primary);
        }
        .nav-link.active {
            background: linear-gradient(135deg, #1e3a8a, #3b82f6);
            color: #fff;
            box-shadow: 0 10px 24px -10px rgba(30, 58, 138, 0.6);
        }
        .nav-link.active i {
            color: #dbeafe;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 0;
            font-size: 24px;
            color: var(--color-primary);
            cursor: pointer;
            padding: 4px 8px;
            line-height: 1;
        }

        /* ===== Hero ===== */
        .nx-hero {
            position: relative;
            display: flex;
            align-items: center;
            overflow: hidden;
            padding: 150px 0 90px;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
        }
        .nx-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(15, 23, 42, 0.95), rgba(30, 58, 138, 0.82) 58%, rgba(59, 130, 246, 0.5));
        }
        .nx-hero .wrapper {
            position: relative;
            z-index: 2;
        }
        .nx-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fcd34d;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1px;
            padding: 8px 18px;
            border-radius: 999px;
            backdrop-filter: blur(8px);
        }
        .nx-hero-card {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 24px;
            padding: 28px;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            box-shadow: 0 24px 50px -20px rgba(0, 0, 0, 0.4);
        }

        /* ===== Section ===== */
        .nx-section {
            padding: 80px 0;
        }
        .nx-section-alt {
            background: #fff;
        }
        .nx-section-head {
            margin-bottom: 48px;
        }
        .nx-section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--color-primary-2);
            background: #eff6ff;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .nx-section-title {
            font-size: clamp(26px, 3.4vw, 40px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--color-dark);
            margin: 0 0 12px;
        }
        .nx-section-sub {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 640px;
            margin: 0;
        }

        /* ===== Cards ===== */
        .nx-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        }
        .nx-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
            border-color: #c7d2fe;
        }
        .nx-card-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: #fff;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-2));
            margin-bottom: 20px;
        }
        .nx-media-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #fff;
            border: 1px solid var(--color-border);
            transition: transform .25s ease, box-shadow .25s ease;
            display: flex;
            flex-direction: column;
        }
        .nx-media-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card);
        }
        .nx-media-cover {
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }
        .nx-media-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .nx-media-card:hover .nx-media-cover img {
            transform: scale(1.05);
        }
        .nx-media-body {
            padding: 22px;
            flex: 1;
        }
        .nx-media-title {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
        }
        .nx-media-text {
            font-size: 14px;
            color: var(--color-muted);
            margin: 0;
        }
        .badge {
            display: inline-block;
            background: #eff6ff;
            color: var(--color-primary-2);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 999px;
            margin-bottom: 10px;
        }

        /* ===== Stats ===== */
        .nx-stat {
            text-align: center;
            padding: 28px 20px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            transition: transform .25s ease, box-shadow .25s ease;
        }
        .nx-stat:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-soft);
        }
        .nx-stat-num {
            font-size: 32px;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.2;
        }
        .nx-stat-label {
            font-size: 14px;
            color: var(--color-muted);
            margin-top: 6px;
        }

        /* ===== Steps ===== */
        .nx-step {
            position: relative;
            padding: 28px 24px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            transition: transform .25s ease, box-shadow .25s ease;
        }
        .nx-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-soft);
        }
        .nx-step-num {
            font-size: 14px;
            font-weight: 800;
            color: var(--color-accent);
            background: #fffbeb;
            border-radius: 999px;
            padding: 4px 14px;
            display: inline-block;
            margin-bottom: 14px;
        }
        .nx-step-title {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 8px;
        }
        .nx-step-text {
            font-size: 14px;
            color: var(--color-muted);
            margin: 0;
        }

        /* ===== Checklist ===== */
        .nx-check-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .nx-check-list li {
            display: flex;
            gap: 12px;
            padding: 14px 0;
            border-bottom: 1px dashed var(--color-border);
            font-size: 15px;
        }
        .nx-check-list li:last-child {
            border-bottom: 0;
        }
        .nx-check-list i {
            color: var(--color-accent);
            margin-top: 4px;
        }

        /* ===== FAQ ===== */
        .nx-faq details {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            background: #fff;
            padding: 22px 26px;
            transition: border-color .2s ease, box-shadow .2s ease;
        }
        .nx-faq details[open] {
            border-color: #c7d2fe;
            box-shadow: 0 8px 24px -12px rgba(30, 58, 138, 0.12);
        }
        .nx-faq summary {
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            cursor: pointer;
            font-weight: 700;
            font-size: 16px;
            color: var(--color-dark);
        }
        .nx-faq summary::-webkit-details-marker {
            display: none;
        }
        .nx-faq .faq-answer {
            margin-top: 14px;
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.8;
        }
        .nx-faq .faq-icon {
            color: var(--color-primary-2);
            transition: transform .25s ease;
            flex-shrink: 0;
        }
        .nx-faq details[open] .faq-icon {
            transform: rotate(180deg);
        }

        /* ===== CTA ===== */
        .nx-cta {
            position: relative;
            border-radius: 32px;
            overflow: hidden;
            padding: 76px 40px;
            text-align: center;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
        }
        .nx-cta::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(15, 23, 42, 0.92), rgba(30, 58, 138, 0.84));
        }
        .nx-cta .wrapper {
            position: relative;
            z-index: 2;
            max-width: 760px;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 15px;
            transition: all .25s ease;
            cursor: pointer;
            border: 2px solid transparent;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-2));
            color: #fff;
            box-shadow: 0 12px 24px -10px rgba(30, 58, 138, 0.6);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 16px 32px -12px rgba(30, 58, 138, 0.7);
        }
        .btn-white {
            background: #fff;
            color: var(--color-primary);
            box-shadow: 0 12px 24px -12px rgba(0, 0, 0, 0.3);
        }
        .btn-white:hover {
            transform: translateY(-2px);
        }
        .btn-outline-light {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.6);
            color: #fff;
        }
        .btn-outline-light:hover {
            background: #fff;
            color: var(--color-primary);
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: linear-gradient(180deg, #0f172a, #111c33);
            color: #cbd5e1;
            padding: 64px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand p {
            color: #94a3b8;
            font-size: 14px;
            margin: 0;
            line-height: 1.8;
        }
        .footer-links h3 {
            color: #fff;
            font-size: 16px;
            margin: 0 0 16px;
        }
        .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
            font-size: 14px;
            color: #94a3b8;
        }
        .footer-links a {
            color: #94a3b8;
            transition: color .2s ease;
        }
        .footer-links a:hover {
            color: #f59e0b;
        }
        .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: 13px;
            color: #64748b;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .nx-section {
                padding: 64px 0;
            }
            .nx-inner-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 16px;
                right: 16px;
                flex-direction: column;
                align-items: stretch;
                background: #fff;
                border-radius: 20px;
                box-shadow: 0 20px 40px rgba(15, 23, 42, 0.16);
                padding: 16px;
                gap: 6px;
            }
            .main-nav.open {
                display: flex;
            }
            .nav-toggle {
                display: block;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .nx-section {
                padding: 56px 0;
            }
            .nx-section-head {
                margin-bottom: 32px;
            }
            .nx-cta {
                padding: 56px 24px;
                border-radius: 24px;
            }
            .nx-hero {
                padding: 120px 0 64px;
            }
        }
        @media (max-width: 520px) {
            .header-inner {
                padding: 0 16px;
            }
            .logo {
                font-size: 1rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .nx-card,
            .nx-step,
            .nx-faq details {
                padding: 20px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 14px;
            }
        }