/* roulang page: index */
:root {
            --primary: #0B7DD4;
            --primary-dark: #0965A8;
            --primary-light: #E6F2FC;
            --accent: #F59E0B;
            --bg-page: #F8FAFC;
            --bg-section: #EFF6FC;
            --text-title: #0F172A;
            --text-body: #475569;
            --text-muted: #94A3B8;
            --border: #E2E8F0;
            --radius-lg: 1rem;
            --radius-xl: 1.5rem;
            --radius-full: 9999px;
            --shadow-sm: 0 1px 3px rgba(11, 125, 212, 0.08);
            --shadow-md: 0 4px 12px rgba(11, 125, 212, 0.10);
            --shadow-lg: 0 8px 30px rgba(11, 125, 212, 0.14);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background: var(--bg-page);
            color: var(--text-body);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all .2s ease;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            max-width: 80rem;
            margin: 0 auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }
        @media (min-width:640px) {
            .container {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }
        @media (min-width:1024px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }
        .text-gradient {
            background: linear-gradient(135deg, #0B7DD4 0%, #0FA3E8 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            background: var(--primary);
            color: #fff;
            padding: .75rem 1.5rem;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: .9375rem;
            border: none;
            cursor: pointer;
            transition: all .25s ease;
            box-shadow: 0 4px 14px rgba(11, 125, 212, 0.3);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(11, 125, 212, 0.4);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(11, 125, 212, 0.3);
        }
        .btn-primary:focus-visible {
            outline: 3px solid rgba(11, 125, 212, 0.4);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            background: transparent;
            color: var(--primary);
            padding: .75rem 1.5rem;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: .9375rem;
            border: 2px solid var(--primary);
            cursor: pointer;
            transition: all .25s ease;
        }
        .btn-outline:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .btn-outline:focus-visible {
            outline: 3px solid rgba(11, 125, 212, 0.4);
            outline-offset: 2px;
        }
        .badge {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: .75rem;
            font-weight: 600;
            padding: .25rem .75rem;
            border-radius: var(--radius-full);
            letter-spacing: .01em;
        }
        .badge-accent {
            background: #FEF3C7;
            color: #B45309;
        }
        .card-hover {
            transition: all .3s ease;
            border: 1px solid rgba(226, 232, 240, 0.8);
            border-radius: var(--radius-xl);
            background: #fff;
            box-shadow: var(--shadow-sm);
        }
        .card-hover:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(11, 125, 212, 0.3);
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: .5rem 1rem;
            border-radius: var(--radius-full);
            font-weight: 500;
            font-size: .875rem;
            color: var(--text-body);
            transition: all .2s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .nav-link.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 2px 10px rgba(11, 125, 212, 0.3);
        }
        .search-input {
            border: 1.5px solid var(--border);
            border-radius: var(--radius-full);
            padding: .5rem 1rem .5rem 2.5rem;
            font-size: .875rem;
            width: 100%;
            transition: all .25s ease;
            background: #f8fafc;
            outline: none;
        }
        .search-input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(11, 125, 212, 0.15);
            background: #fff;
        }
        .search-icon {
            position: absolute;
            left: 1rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            pointer-events: none;
        }
        .section-title {
            font-size: 1.875rem;
            font-weight: 700;
            color: var(--text-title);
            line-height: 1.3;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin-top: .5rem;
            max-width: 36rem;
        }
        .chip {
            display: inline-flex;
            align-items: center;
            gap: .375rem;
            padding: .375rem 1rem;
            border-radius: var(--radius-full);
            background: #fff;
            border: 1px solid var(--border);
            font-size: .8125rem;
            font-weight: 500;
            color: var(--text-body);
            cursor: pointer;
            transition: all .2s ease;
            white-space: nowrap;
        }
        .chip:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }
        .chip.is-active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            background: #fff;
            overflow: hidden;
            transition: all .3s ease;
        }
        .faq-item:hover {
            border-color: rgba(11, 125, 212, 0.3);
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.25rem 1.5rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-title);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            transition: background .2s ease;
        }
        .faq-question:hover {
            background: #f8fafc;
        }
        .faq-question .chevron {
            transition: transform .3s ease;
            flex-shrink: 0;
            color: var(--text-muted);
        }
        .faq-item.open .chevron {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }
        .faq-answer-inner {
            padding: 0 1.5rem 1.25rem;
            color: var(--text-body);
            font-size: .9375rem;
            line-height: 1.7;
        }
        .hero-bg {
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .hero-bg::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.85) 40%, rgba(230, 242, 252, 0.7) 100%);
        }
        .section-bg-light {
            background: var(--bg-section);
        }
        .news-card {
            transition: all .3s ease;
            border-radius: var(--radius-xl);
            background: #fff;
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(11, 125, 212, 0.3);
        }
        .news-card .cover {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .news-card .duration-badge {
            position: absolute;
            bottom: .5rem;
            right: .5rem;
            background: rgba(15, 23, 42, 0.75);
            color: #fff;
            font-size: .75rem;
            padding: .15rem .5rem;
            border-radius: var(--radius-full);
            backdrop-filter: blur(8px);
        }
        .footer-link {
            display: block;
            padding: .3rem 0;
            font-size: .875rem;
            color: #cbd5e1;
            transition: color .2s ease;
        }
        .footer-link:hover {
            color: #fff;
        }
        .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-label {
            font-size: .875rem;
            color: var(--text-muted);
            margin-top: .25rem;
        }
        .scroll-tabs {
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .scroll-tabs::-webkit-scrollbar {
            display: none;
        }
        @media (max-width:768px) {
            .section-title {
                font-size: 1.5rem;
            }
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .stat-number {
                font-size: 1.5rem;
            }
        }
        @media (max-width:520px) {
            .hero-bg::before {
                background: linear-gradient(180deg, rgba(255, 255, 255, 0.95) 0%, rgba(230, 242, 252, 0.85) 100%);
            }
            .section-title {
                font-size: 1.375rem;
            }
        }
        .reveal {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity .6s ease, transform .6s ease;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }
        .cta-gradient {
            background: linear-gradient(135deg, #0B7DD4 0%, #0FA3E8 50%, #38BDF8 100%);
        }
        .avatar-placeholder {
            width: 2.5rem;
            height: 2.5rem;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: .875rem;
            color: #fff;
            flex-shrink: 0;
        }
        .mobile-menu {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }
        .mobile-menu.open {
            max-height: 300px;
        }

/* roulang page: article */
:root {
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --primary-light: #60a5fa;
            --primary-soft: #eff6ff;
            --accent: #f59e0b;
            --bg-page: #f8fafc;
            --bg-white: #ffffff;
            --bg-soft: #f0f7ff;
            --text-dark: #0f172a;
            --text-body: #334155;
            --text-muted: #64748b;
            --text-faint: #94a3b8;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-xs: 0 1px 2px rgba(15,23,42,0.05);
            --shadow-sm: 0 1px 3px rgba(15,23,42,0.08), 0 1px 2px rgba(15,23,42,0.04);
            --shadow-md: 0 4px 12px rgba(15,23,42,0.08), 0 2px 4px rgba(15,23,42,0.04);
            --shadow-lg: 0 12px 32px rgba(15,23,42,0.10), 0 4px 8px rgba(15,23,42,0.04);
            --shadow-primary: 0 4px 14px rgba(37,99,235,0.18);
            --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
        }
        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            background-color: var(--bg-page);
            color: var(--text-body);
            line-height: 1.6;
            font-size: 16px;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        button { cursor: pointer; font-family: inherit; }
        input, textarea { font-family: inherit; outline: none; }

        .container { max-width: 80rem; margin: 0 auto; padding-left: 1rem; padding-right: 1rem; }
        @media (min-width: 768px) {
            .container { padding-left: 1.5rem; padding-right: 1.5rem; }
        }
        @media (min-width: 1024px) {
            .container { padding-left: 2rem; padding-right: 2rem; }
        }

        .search-input {
            width: 100%;
            height: 38px;
            padding: 0 40px 0 38px;
            border: 1px solid var(--border);
            border-radius: var(--radius-full);
            background: var(--bg-white);
            font-size: 0.875rem;
            color: var(--text-dark);
            transition: var(--transition);
        }
        .search-input::placeholder { color: var(--text-faint); }
        .search-input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(37,99,235,0.10);
            background: #fff;
        }
        .search-icon {
            position: absolute;
            left: 13px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-faint);
            pointer-events: none;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: var(--radius-full);
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-muted);
            white-space: nowrap;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .nav-link:hover { color: var(--primary); background: var(--primary-soft); }
        .nav-link.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: var(--shadow-primary);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 26px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 0.875rem;
            border-radius: var(--radius-full);
            transition: var(--transition);
            box-shadow: var(--shadow-primary);
            border: 1px solid transparent;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(37,99,235,0.25);
        }
        .btn-primary:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(37,99,235,0.20); }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 26px;
            background: transparent;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.875rem;
            border-radius: var(--radius-full);
            border: 1.5px solid var(--primary);
            transition: var(--transition);
        }
        .btn-outline:hover { background: var(--primary-soft); border-color: var(--primary-dark); }
        .btn-outline:active { transform: scale(0.98); }

        .footer-link {
            display: block;
            font-size: 0.875rem;
            color: #94a3b8;
            margin-bottom: 8px;
            transition: var(--transition);
        }
        .footer-link:hover { color: #fff; padding-left: 4px; }

        .scroll-tabs { scrollbar-width: thin; scrollbar-color: #cbd5e1 transparent; }
        .scroll-tabs::-webkit-scrollbar { height: 3px; }
        .scroll-tabs::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 4px; }
        .scroll-tabs::-webkit-scrollbar-track { background: transparent; }

        .article-content {
            font-size: 1.0625rem;
            line-height: 1.85;
            color: var(--text-body);
        }
        .article-content > * + * { margin-top: 1.25em; }
        .article-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-top: 2em;
            padding-bottom: 0.5em;
            border-bottom: 1px solid var(--border-light);
            letter-spacing: -0.01em;
        }
        .article-content h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--text-dark);
            margin-top: 1.75em;
        }
        .article-content h4 {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--text-dark);
            margin-top: 1.5em;
        }
        .article-content p { margin-bottom: 0; text-align: justify; }
        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-content a:hover { color: var(--primary-dark); text-decoration-thickness: 2px; }
        .article-content img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            margin: 2em auto;
        }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-soft);
            padding: 1.25em 1.5em;
            border-radius: 0 var(--radius) var(--radius) 0;
            font-style: italic;
            color: var(--text-muted);
        }
        .article-content ul, .article-content ol { padding-left: 1.5em; }
        .article-content ul { list-style-type: disc; }
        .article-content ol { list-style-type: decimal; }
        .article-content li { margin-bottom: 0.5em; }
        .article-content li::marker { color: var(--primary); }
        .article-content code {
            background: var(--border-light);
            padding: 0.15em 0.4em;
            border-radius: 4px;
            font-size: 0.875em;
            font-family: 'SF Mono', Consolas, 'Courier New', monospace;
        }
        .article-content pre {
            background: #1e293b;
            color: #e2e8f0;
            padding: 1.25em;
            border-radius: var(--radius);
            overflow-x: auto;
            margin: 1.5em 0;
            font-size: 0.9rem;
        }
        .article-content pre code { background: transparent; padding: 0; color: inherit; font-size: 1em; }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5em 0;
            font-size: 0.9375rem;
        }
        .article-content th, .article-content td {
            padding: 0.75em 1em;
            border: 1px solid var(--border);
            text-align: left;
        }
        .article-content th { background: var(--bg-soft); font-weight: 600; color: var(--text-dark); }
        .article-content hr { border: none; border-top: 1px solid var(--border); margin: 2.5em 0; }

        .breadcrumb-item {
            font-size: 0.8125rem;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
        }
        .breadcrumb-item a:hover { color: var(--primary); }

        .tag-chip {
            display: inline-flex;
            align-items: center;
            padding: 5px 14px;
            background: var(--primary-soft);
            color: var(--primary);
            border-radius: var(--radius-full);
            font-size: 0.75rem;
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .tag-chip:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        .related-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            transition: var(--transition);
            box-shadow: var(--shadow-xs);
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: #dbeafe;
        }
        .related-card .img-wrap { overflow: hidden; }
        .related-card .img-wrap img { transition: transform 0.5s cubic-bezier(0.4,0,0.2,1); }
        .related-card:hover .img-wrap img { transform: scale(1.04); }

        .share-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--bg-white);
            border: 1px solid var(--border);
            color: var(--text-muted);
            transition: var(--transition);
        }
        .share-btn:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            box-shadow: var(--shadow-primary);
        }

        .progress-wrap {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            z-index: 70;
            background: transparent;
        }
        .progress-bar {
            height: 100%;
            width: 0;
            background: linear-gradient(90deg, var(--primary), var(--primary-light), var(--accent));
            transition: width 0.1s linear;
            border-radius: 0 3px 3px 0;
        }

        .hero-backdrop {
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
        }

        @media (max-width: 767px) {
            .article-content { font-size: 1rem; line-height: 1.75; }
            .article-content h2 { font-size: 1.3rem; }
            .article-content h3 { font-size: 1.15rem; }
        }

/* roulang page: category1 */
:root{--primary:#2563eb;--primary-hover:#1d4ed8;--primary-light:#eff6ff;--accent:#f97316;--bg-page:#ffffff;--bg-section:#f8fafc;--text-title:#0f172a;--text-body:#475569;--text-muted:#94a3b8;--border:#e2e8f0;--radius:16px;--shadow-sm:0 2px 16px rgba(37,99,235,.08);--shadow-lg:0 12px 32px rgba(37,99,235,.12)}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.6;color:var(--text-title);background:var(--bg-page);-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
button,input{font-family:inherit}
.container{width:100%;max-width:1280px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}
@media(max-width:640px){.container{padding-left:16px;padding-right:16px}}

/* 导航 */
.nav-link{display:inline-flex;align-items:center;padding:8px 16px;border-radius:9999px;font-size:14px;font-weight:500;color:#475569;white-space:nowrap;transition:all .2s;border:1px solid transparent}
.nav-link:hover{background:#f1f5f9;color:#0f172a}
.nav-link.active{background:#2563eb;color:#fff;box-shadow:0 4px 14px rgba(37,99,235,.28)}
.scroll-tabs{scrollbar-width:none;-ms-overflow-style:none}
.scroll-tabs::-webkit-scrollbar{display:none}

/* 搜索 */
.search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:#94a3b8;pointer-events:none}
.search-input{width:100%;height:40px;padding-left:36px;padding-right:16px;border-radius:9999px;border:1px solid #e2e8f0;background:#f8fafc;font-size:14px;color:#0f172a;transition:all .2s}
.search-input::placeholder{color:#94a3b8}
.search-input:focus{outline:none;border-color:#2563eb;background:#fff;box-shadow:0 0 0 4px rgba(37,99,235,.12)}

/* 按钮 */
.btn-primary{display:inline-flex;align-items:center;justify-content:center;padding:10px 26px;border-radius:9999px;background:#2563eb;color:#fff;font-weight:600;font-size:14px;transition:all .2s;border:1px solid transparent;cursor:pointer}
.btn-primary:hover{background:#1d4ed8;transform:translateY(-2px);box-shadow:0 8px 20px rgba(37,99,235,.3)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;padding:10px 26px;border-radius:9999px;border:1px solid #cbd5e1;color:#2563eb;font-weight:600;font-size:14px;transition:all .2s;background:transparent;cursor:pointer}
.btn-outline:hover{border-color:#2563eb;background:#eff6ff;transform:translateY(-2px)}
.btn-white{display:inline-flex;align-items:center;justify-content:center;padding:12px 32px;border-radius:9999px;background:#fff;color:#2563eb;font-weight:700;font-size:15px;transition:all .2s;border:none;cursor:pointer}
.btn-white:hover{background:#f8fafc;transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.15)}
.btn-outline-light{display:inline-flex;align-items:center;justify-content:center;padding:12px 32px;border-radius:9999px;border:1px solid rgba(255,255,255,.5);color:#fff;font-weight:600;font-size:15px;transition:all .2s;background:transparent;cursor:pointer}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(-2px)}

/* 卡片 */
.soft-card{background:#fff;border-radius:16px;box-shadow:var(--shadow-sm);border:1px solid #f1f5f9;transition:all .25s}
.soft-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#bfdbfe}

/* 徽章标签 */
.badge{display:inline-block;padding:5px 16px;border-radius:9999px;background:#eff6ff;color:#2563eb;font-size:12px;font-weight:700;letter-spacing:.5px}
.badge-light{background:rgba(255,255,255,.15);color:#fff}
.tag{display:inline-block;padding:3px 12px;border-radius:9999px;background:#f1f5f9;color:#475569;font-size:12px;font-weight:500}

/* 步骤 */
.step-number{width:38px;height:38px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:9999px;background:#2563eb;color:#fff;font-weight:700;font-size:15px;box-shadow:0 4px 14px rgba(37,99,235,.3)}

/* FAQ */
.faq-item{border:1px solid #e2e8f0;border-radius:14px;background:#fff;overflow:hidden;transition:all .25s}
.faq-item.open{border-color:#bfdbfe;box-shadow:0 4px 16px rgba(37,99,235,.08)}
.faq-question{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;cursor:pointer;font-weight:600;font-size:15px;color:#0f172a;gap:16px}
.faq-chevron{transition:transform .3s;color:#94a3b8;flex-shrink:0}
.faq-item.open .faq-chevron{transform:rotate(180deg);color:#2563eb}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-item.open .faq-answer{max-height:320px}

/* 页脚 */
.footer-link{display:block;font-size:14px;color:#94a3b8;padding:4px 0;transition:all .2s}
.footer-link:hover{color:#fff;padding-left:5px}

/* 移动端 */
.mobile-nav-link{display:block;padding:12px 16px;border-radius:10px;font-size:15px;font-weight:500;color:#334155;transition:all .2s}
.mobile-nav-link:hover{background:#f1f5f9}
.mobile-nav-link.active{background:#eff6ff;color:#2563eb;font-weight:600}

/* 横向滚动卡片 */
.scroll-cards{scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:#cbd5e1 transparent}
.scroll-cards::-webkit-scrollbar{height:6px}
.scroll-cards::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:99px}
.scroll-cards .card-item{scroll-snap-align:start;flex-shrink:0;width:280px}
@media(max-width:520px){.scroll-cards .card-item{width:240px}}

/* 文本截断 */
.line-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* Hero */
.hero-section{position:relative;background:linear-gradient(135deg,#eff6ff 0%,#ffffff 55%,#f0f9ff 100%)}
.hero-section::before{content:'';position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;opacity:.18;z-index:0}
.hero-section::after{content:'';position:absolute;inset:0;background:linear-gradient(to right,rgba(255,255,255,.95) 0%,rgba(255,255,255,.75) 55%,rgba(255,255,255,.4) 100%);z-index:1}

/* 数据卡 */
.stat-box{padding:14px;border-radius:14px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1)}
.icon-box{width:52px;height:52px;display:flex;align-items:center;justify-content:center;border-radius:14px;color:#2563eb}
.issue-icon{width:36px;height:36px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:9999px;background:#feebc8;color:#c05621;font-weight:700;font-size:15px}

/* roulang page: category2 */
:root {
            --primary: #1e6feb;
            --primary-light: #4f8ff7;
            --primary-dark: #155cc1;
            --accent: #f59e0b;
            --bg-page: #ffffff;
            --bg-section: #f0f7ff;
            --text-main: #0f172a;
            --text-body: #475569;
            --text-weak: #94a3b8;
            --border: #e2e8f0;
            --radius-lg: 1rem;
            --radius-xl: 1.25rem;
            --radius-full: 9999px;
            --shadow-soft: 0 4px 20px rgba(30, 111, 235, 0.06);
            --shadow-hover: 0 12px 32px rgba(30, 111, 235, 0.13);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            background: var(--bg-page);
            color: var(--text-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color .2s ease;
        }

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

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

        .container {
            width: 100%;
            max-width: 80rem;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        @media (min-width: 768px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        /* ===== 导航搜索 ===== */
        .search-icon {
            position: absolute;
            left: 1rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-weak);
            pointer-events: none;
            display: flex;
            align-items: center;
        }

        .search-input {
            width: 100%;
            padding: .6rem 1rem .6rem 2.6rem;
            border: 1px solid var(--border);
            border-radius: var(--radius-full);
            background: #f8fafc;
            font-size: .875rem;
            color: var(--text-main);
            transition: all .2s ease;
        }

        .search-input:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(30, 111, 235, .15);
        }

        /* ===== 按钮 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            padding: .65rem 1.5rem;
            border-radius: var(--radius-full);
            border: none;
            cursor: pointer;
            transition: background .2s ease, transform .15s ease, box-shadow .2s ease;
            box-shadow: 0 4px 14px rgba(30, 111, 235, .2);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 22px rgba(30, 111, 235, .28);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            background: transparent;
            color: var(--primary);
            font-weight: 600;
            padding: .65rem 1.5rem;
            border-radius: var(--radius-full);
            border: 1.5px solid var(--primary);
            cursor: pointer;
            transition: all .2s ease;
        }

        .btn-outline:hover {
            background: rgba(30, 111, 235, .08);
        }

        .btn-white {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            padding: .85rem 2rem;
            border-radius: var(--radius-full);
            box-shadow: 0 8px 30px rgba(0, 0, 0, .12);
            transition: all .2s ease;
        }

        .btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 36px rgba(0, 0, 0, .18);
        }

        /* ===== 导航 tabs ===== */
        .scroll-tabs {
            scrollbar-width: none;
            -ms-overflow-style: none;
            white-space: nowrap;
        }

        .scroll-tabs::-webkit-scrollbar {
            display: none;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: .35rem;
            padding: .45rem 1.1rem;
            border-radius: var(--radius-full);
            font-size: .875rem;
            font-weight: 500;
            color: var(--text-body);
            white-space: nowrap;
            transition: all .2s ease;
        }

        .nav-link:hover {
            background: rgba(30, 111, 235, .08);
            color: var(--primary);
        }

        .nav-link.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(30, 111, 235, .25);
        }

        /* ===== 卡片 ===== */
        .card-base {
            background: #fff;
            border-radius: var(--radius-xl);
            border: 1px solid rgba(226, 232, 240, .7);
            box-shadow: var(--shadow-soft);
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
            overflow: hidden;
        }

        .card-base:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(30, 111, 235, .25);
        }

        .feature-card {
            background: #fff;
            border-radius: var(--radius-xl);
            border: 1px solid rgba(226, 232, 240, .6);
            box-shadow: var(--shadow-soft);
            padding: 2rem;
            transition: all .25s ease;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: rgba(30, 111, 235, .2);
        }

        .tag-badge {
            display: inline-flex;
            align-items: center;
            gap: .3rem;
            padding: .25rem .8rem;
            border-radius: var(--radius-full);
            font-size: .75rem;
            font-weight: 600;
            background: rgba(30, 111, 235, .08);
            color: var(--primary);
        }

        .tag-accent {
            background: rgba(245, 158, 11, .12);
            color: #b45309;
        }

        .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-main);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        /* ===== 流程步骤 ===== */
        .step-wrap {
            position: relative;
        }

        .step-line::after {
            content: '';
            position: absolute;
            right: -50%;
            top: 2.25rem;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, rgba(30, 111, 235, .3), rgba(30, 111, 235, .08));
            display: none;
        }

        .step-wrap:last-child .step-line::after {
            display: none;
        }

        @media (min-width: 1024px) {
            .step-line::after {
                display: block;
            }
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: #fff;
            border-radius: var(--radius-xl);
            border: 1px solid rgba(226, 232, 240, .7);
            box-shadow: var(--shadow-soft);
            transition: box-shadow .25s ease;
        }

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

        .faq-question {
            cursor: pointer;
            padding: 1.4rem 1.6rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
        }

        .faq-question h3 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            padding: 0 1.6rem;
            transition: max-height .4s ease, padding .4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 15rem;
            padding-bottom: 1.4rem;
        }

        .faq-arrow {
            transition: transform .3s ease;
            color: var(--text-weak);
            flex-shrink: 0;
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--primary);
        }

        /* ===== 移动端抽屉 ===== */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100%;
            background: #fff;
            z-index: 100;
            box-shadow: -8px 0 30px rgba(0, 0, 0, .1);
            transform: translateX(100%);
            transition: transform .3s ease;
            display: flex;
            flex-direction: column;
        }

        .mobile-drawer.open {
            transform: translateX(0);
        }

        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(15, 23, 42, .4);
            z-index: 99;
            opacity: 0;
            visibility: hidden;
            transition: opacity .3s ease, visibility .3s ease;
        }

        .drawer-overlay.open {
            opacity: 1;
            visibility: visible;
        }

        .drawer-link {
            display: block;
            padding: .9rem 1.5rem;
            font-weight: 500;
            color: var(--text-body);
            border-bottom: 1px solid #f1f5f9;
            transition: all .2s ease;
        }

        .drawer-link:hover {
            background: rgba(30, 111, 235, .05);
            color: var(--primary);
        }

        .drawer-link.active {
            background: rgba(30, 111, 235, .08);
            color: var(--primary);
            font-weight: 600;
            border-left: 3px solid var(--primary);
        }

        /* ===== 图片遮罩 ===== */
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(255, 255, 255, .96) 30%, rgba(255, 255, 255, .78) 60%, rgba(255, 255, 255, .35) 100%);
        }

        .card-cover {
            position: relative;
            overflow: hidden;
        }

        .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

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

        /* ===== 通用 ===== */
        .section-title {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: -0.01em;
            line-height: 1.3;
        }

        .section-subtitle {
            max-width: 42rem;
            color: var(--text-body);
            font-size: .95rem;
        }

        .text-gradient {
            background: linear-gradient(120deg, var(--primary-dark), var(--primary-light));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .footer-link {
            display: block;
            color: #94a3b8;
            font-size: .875rem;
            padding: .3rem 0;
            transition: color .2s ease, padding-left .2s ease;
        }

        .footer-link:hover {
            color: #fff;
            padding-left: .25rem;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 767px) {
            .section-title {
                font-size: 1.4rem;
            }
            .hero-title {
                font-size: 2rem !important;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .faq-question h3 {
                font-size: .92rem;
            }
        }

/* roulang page: category3 */
:root {
    --primary: #1e66f5;
    --primary-light: #4d8df8;
    --primary-dark: #164bbf;
    --accent: #10b981;
    --bg-page: #ffffff;
    --bg-section: #f0f5ff;
    --bg-soft: #f8fafc;
    --text-title: #0f172a;
    --text-body: #475569;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --shadow-sm: 0 1px 2px 0 rgb(30 102 245 / 0.05);
    --shadow-md: 0 4px 16px -4px rgb(30 102 245 / 0.10);
    --shadow-lg: 0 12px 32px -8px rgb(30 102 245 / 0.16);
  }

  * {
    box-sizing: border-box;
  }

  body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    color: var(--text-body);
    background: var(--bg-page);
    line-height: 1.6;
    margin: 0;
    -webkit-font-smoothing: antialiased;
  }

  a {
    text-decoration: none;
    color: inherit;
  }

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

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

  input:focus,
  button:focus,
  a:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
  }

  .container {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  /* ===== 导航 ===== */
  .search-input {
    width: 100%;
    padding: 0.5rem 1rem 0.5rem 2.25rem;
    border: 1px solid var(--border);
    border-radius: 9999px;
    font-size: 0.875rem;
    background: var(--bg-soft);
    transition: all 0.2s ease;
  }

  .search-input:focus {
    outline: none;
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgb(30 102 245 / 0.12);
  }

  .search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
  }

  .nav-link {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 0.875rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-body);
    white-space: nowrap;
    transition: all 0.2s ease;
    border-bottom: 2px solid transparent;
  }

  .nav-link:hover {
    background: rgb(30 102 245 / 0.06);
    color: var(--primary);
  }

  .nav-link.active {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 2px 10px rgb(30 102 245 / 0.25);
  }

  .scroll-tabs {
    scrollbar-width: none;
  }

  .scroll-tabs::-webkit-scrollbar {
    display: none;
  }

  .mobile-nav-link {
    display: block;
    padding: 0.625rem 0.75rem;
    border-radius: 0.75rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-body);
    transition: all 0.2s ease;
  }

  .mobile-nav-link:hover {
    background: rgb(30 102 245 / 0.06);
    color: var(--primary);
  }

  .mobile-nav-link.active {
    background: rgb(30 102 245 / 0.1);
    color: var(--primary);
    font-weight: 600;
  }

  /* ===== 按钮 ===== */
  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary);
    color: #fff;
    padding: 0.625rem 1.375rem;
    border-radius: 9999px;
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgb(30 102 245 / 0.18);
  }

  .btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgb(30 102 245 / 0.22);
  }

  .btn-primary:active {
    transform: translateY(0) scale(0.98);
  }

  .btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
    padding: 0.625rem 1.375rem;
    border-radius: 9999px;
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all 0.2s ease;
  }

  .btn-outline:hover {
    background: rgb(30 102 245 / 0.06);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
  }

  .btn-outline:active {
    transform: translateY(0) scale(0.98);
  }

  .btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1.0625rem;
  }

  /* ===== 通用区块 ===== */
  .section-tag {
    display: inline-block;
    padding: 0.3125rem 0.875rem;
    background: rgb(30 102 245 / 0.08);
    color: var(--primary);
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: 9999px;
    letter-spacing: 0.02em;
    margin-bottom: 0.75rem;
  }

  .section-head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 3rem;
  }

  .section-head h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-title);
    line-height: 1.25;
    margin-bottom: 0.75rem;
  }

  .section-head p {
    font-size: 1rem;
    color: var(--text-body);
    line-height: 1.7;
  }

  /* ===== 面包屑 ===== */
  .breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    color: var(--text-muted);
    background: rgb(255 255 255 / 0.7);
    backdrop-filter: blur(4px);
    padding: 0.375rem 0.875rem;
    border-radius: 9999px;
    border: 1px solid var(--border);
    margin-bottom: 1.5rem;
  }

  .breadcrumb a {
    transition: color 0.2s;
  }

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

  /* ===== Hero ===== */
  .hero-section {
    position: relative;
    overflow: hidden;
  }

  .hero-section .hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgb(240 245 255 / 0.95), rgb(255 255 255 / 0.9));
    backdrop-filter: blur(2px);
  }

  .hero-section h1 {
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--text-title);
    line-height: 1.15;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
  }

  .hero-section .hero-subtitle {
    font-size: 1.125rem;
    line-height: 1.75;
    color: var(--text-body);
    max-width: 560px;
    margin-bottom: 2rem;
  }

  /* ===== 卡片 ===== */
  .feature-card {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: 1.75rem;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: all 0.25s ease;
    height: 100%;
  }

  .feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgb(30 102 245 / 0.25);
  }

  .feature-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgb(30 102 245 / 0.1);
    color: var(--primary);
    margin-bottom: 1.25rem;
  }

  .feature-card h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-title);
    margin-bottom: 0.5rem;
  }

  .feature-card p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-body);
  }

  /* ===== 图文卡片 ===== */
  .media-card {
    background: #fff;
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: all 0.25s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
  }

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

  .media-card .media-cover {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    position: relative;
    background: var(--bg-soft);
  }

  .media-card .media-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
  }

  .media-card:hover .media-cover img {
    transform: scale(1.03);
  }

  .media-card .media-body {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

  .media-card h3 {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--text-title);
    line-height: 1.45;
    margin-bottom: 0.5rem;
  }

  .media-card p {
    font-size: 0.875rem;
    color: var(--text-body);
    line-height: 1.65;
    flex: 1;
  }

  .media-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary);
    margin-top: 0.75rem;
    transition: gap 0.2s ease;
  }

  .media-link:hover {
    gap: 0.5rem;
  }

  /* ===== 列表卡片 ===== */
  .secure-list-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 1rem;
    padding: 1.25rem;
    transition: all 0.2s ease;
  }

  .secure-list-item:hover {
    border-color: rgb(30 102 245 / 0.3);
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
  }

  .secure-list-item .item-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgb(16 185 129 / 0.12);
    color: var(--accent);
    flex-shrink: 0;
  }

  .secure-list-item h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-title);
    margin-bottom: 0.25rem;
  }

  .secure-list-item p {
    font-size: 0.875rem;
    color: var(--text-body);
    line-height: 1.6;
  }

  /* ===== 场景卡片 ===== */
  .scenario-card {
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all 0.25s ease;
    height: 100%;
  }

  .scenario-card:hover {
    background: #fff;
    border-color: rgb(30 102 245 / 0.3);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
  }

  .scenario-card .scenario-num {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--primary);
    background: rgb(30 102 245 / 0.1);
    border-radius: 9999px;
    padding: 0.25rem 0.625rem;
    display: inline-block;
    margin-bottom: 0.875rem;
  }

  .scenario-card h3 {
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--text-title);
    margin-bottom: 0.375rem;
  }

  .scenario-card p {
    font-size: 0.875rem;
    line-height: 1.65;
    color: var(--text-body);
  }

  /* ===== 流程 ===== */
  .step-flow {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    position: relative;
  }

  .step-item {
    text-align: center;
    position: relative;
    padding: 1.5rem 0.75rem;
  }

  .step-item::after {
    content: '';
    position: absolute;
    top: 2.75rem;
    left: calc(50% + 2.5rem);
    width: calc(100% - 5rem);
    height: 2px;
    background: rgb(30 102 245 / 0.15);
  }

  .step-item:last-child::after {
    display: none;
  }

  .step-circle {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 1.25rem;
    background: var(--primary);
    color: #fff;
    font-size: 1.125rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    box-shadow: 0 4px 14px rgb(30 102 245 / 0.3);
  }

  .step-item h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-title);
    margin-bottom: 0.375rem;
  }

  .step-item p {
    font-size: 0.875rem;
    color: var(--text-body);
    line-height: 1.6;
  }

  /* ===== 横向滚动卡片 ===== */
  .scroll-cards {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    padding: 0.5rem 0 1rem;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
  }

  .scroll-cards > * {
    flex: 0 0 280px;
    scroll-snap-align: start;
  }

  .scroll-cards::-webkit-scrollbar {
    height: 6px;
  }

  .scroll-cards::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 99px;
  }

  /* ===== FAQ ===== */
  .faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 1rem;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
  }

  .faq-item.open {
    border-color: rgb(30 102 245 / 0.25);
    box-shadow: var(--shadow-md);
  }

  .faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-title);
    text-align: left;
    transition: background 0.2s ease;
  }

  .faq-question:hover {
    background: var(--bg-soft);
  }

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

  .faq-answer-inner {
    padding: 0 1.5rem 1.375rem;
    color: var(--text-body);
    line-height: 1.75;
    font-size: 0.9375rem;
  }

  .faq-item.open .faq-answer {
    max-height: 320px;
  }

  .chevron {
    transition: transform 0.3s ease;
    flex-shrink: 0;
    color: var(--text-muted);
  }

  .faq-item.open .chevron {
    transform: rotate(180deg);
    color: var(--primary);
  }

  /* ===== CTA ===== */
  .cta-panel {
    background: linear-gradient(135deg, #1e66f5 0%, #3b82f6 100%);
    border-radius: 1.5rem;
    padding: 3rem 2rem;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
  }

  .cta-panel::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('/assets/images/backpic/back-2.png') center / cover no-repeat;
    opacity: 0.08;
  }

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

  .cta-panel h2 {
    font-size: 1.875rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 0.75rem;
  }

  .cta-panel p {
    font-size: 1.0625rem;
    color: rgb(255 255 255 / 0.9);
    margin-bottom: 1.75rem;
  }

  .cta-panel .btn-white {
    background: #fff;
    color: var(--primary);
    font-weight: 700;
  }

  .cta-panel .btn-white:hover {
    background: rgb(255 255 255 / 0.92);
    color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgb(0 0 0 / 0.15);
  }

  /* ===== 页脚 ===== */
  .footer-link {
    display: block;
    color: #94a3b8;
    font-size: 0.875rem;
    padding: 0.35rem 0;
    transition: color 0.2s ease;
  }

  .footer-link:hover {
    color: #fff;
  }

  /* ===== 响应式 ===== */
  @media (max-width: 1024px) {
    .step-flow {
      grid-template-columns: repeat(2, 1fr);
      gap: 1.5rem;
    }

    .step-item::after {
      display: none;
    }
  }

  @media (max-width: 768px) {
    .hero-section h1 {
      font-size: 2rem;
    }

    .hero-section .hero-subtitle {
      font-size: 1rem;
    }

    .section-head h2 {
      font-size: 1.5rem;
    }

    .cta-panel {
      padding: 2.5rem 1.5rem;
    }

    .cta-panel h2 {
      font-size: 1.5rem;
    }
  }

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

    .scroll-cards > * {
      flex-basis: 84%;
    }

    .feature-card {
      padding: 1.25rem;
    }

    .hero-section h1 {
      font-size: 1.75rem;
    }

    .btn-primary,
    .btn-outline {
      padding: 0.5rem 1rem;
      font-size: 0.875rem;
    }
  }