/* roulang page: index */
:root {
            --primary: #2b4c8c;
            --primary-light: #4a6fc4;
            --primary-dark: #1a3260;
            --accent: #f5a623;
            --accent-light: #ffc966;
            --bg: #f5f7fb;
            --bg-deep: #0e1b33;
            --surface: #ffffff;
            --text: #1a2332;
            --text-weak: #6b7b90;
            --border: #e3e8f0;
            --radius-sm: 8px;
            --radius: 16px;
            --radius-lg: 28px;
            --shadow-sm: 0 2px 8px rgba(20, 30, 60, 0.06);
            --shadow: 0 8px 30px rgba(20, 30, 60, 0.08);
            --shadow-lg: 0 16px 48px rgba(20, 30, 60, 0.12);
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.35, 1);
            --container-width: 1200px;
        }

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

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

        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;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--primary-dark); }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { list-style: none; }
        input, button, textarea { font-family: inherit; outline: none; }

        ::selection { background: var(--accent); color: #fff; }

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

        .section-pad { padding: 84px 0; }
        .section-pad-sm { padding: 56px 0; }

        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-head .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: var(--primary-light);
            background: rgba(74, 111, 196, 0.08);
            padding: 6px 18px;
            border-radius: 40px;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: 38px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.25;
            margin-bottom: 12px;
        }
        .section-head p {
            font-size: 17px;
            color: var(--text-weak);
            max-width: 640px;
            margin: 0 auto;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 34px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1.2;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            justify-content: center;
        }
        .btn i { font-size: 15px; }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(43, 76, 140, 0.3);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(43, 76, 140, 0.4);
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 16px rgba(245, 166, 35, 0.3);
        }
        .btn-accent:hover {
            background: #e0910f;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 166, 35, 0.4);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.7);
        }
        .btn-outline:hover {
            border-color: #fff;
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
        }
        .btn-lg { padding: 17px 44px; font-size: 16px; }

        /* ---------- Header ---------- */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.86);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(227, 232, 240, 0.8);
            transition: var(--transition);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
            height: 72px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 17px;
            box-shadow: 0 4px 12px rgba(43, 76, 140, 0.25);
        }
        .logo-text {
            font-size: 19px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.01em;
        }
        .logo-text span { color: var(--accent); }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: 32px;
        }
        .nav-link {
            padding: 8px 16px;
            border-radius: 24px;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover {
            color: var(--primary);
            background: rgba(74, 111, 196, 0.06);
        }
        .nav-link.active {
            color: var(--primary);
            background: rgba(74, 111, 196, 0.1);
            font-weight: 600;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-left: auto;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 40px;
            padding: 8px 16px;
            gap: 8px;
            transition: var(--transition);
            width: 220px;
        }
        .search-box i { color: var(--text-weak); font-size: 14px; }
        .search-box input {
            border: none;
            background: transparent;
            font-size: 14px;
            color: var(--text);
            width: 100%;
        }
        .search-box input::placeholder { color: var(--text-weak); }
        .search-box:focus-within {
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(74, 111, 196, 0.1);
        }
        .btn-small { padding: 9px 22px; font-size: 14px; }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text);
            cursor: pointer;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
        }
        .menu-toggle:hover { background: var(--bg); }

        .mobile-menu {
            display: none;
            background: #fff;
            border-top: 1px solid var(--border);
            padding: 16px 20px;
            box-shadow: var(--shadow);
        }
        .mobile-menu.open { display: block; }
        .mobile-menu .mobile-nav-link {
            display: block;
            padding: 12px 16px;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            margin-bottom: 4px;
        }
        .mobile-menu .mobile-nav-link:hover { background: var(--bg); }
        .mobile-menu .mobile-nav-link.active { color: var(--primary); background: rgba(74, 111, 196, 0.08); }
        .mobile-menu .search-box { width: 100%; margin-top: 12px; }

        /* ---------- Hero ---------- */
        .hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.png') center center/cover no-repeat;
            padding: 130px 0 140px;
            color: #fff;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 27, 51, 0.88) 0%, rgba(14, 27, 51, 0.45) 50%, rgba(14, 27, 51, 0.15) 100%);
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 760px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 166, 35, 0.15);
            border: 1px solid rgba(245, 166, 35, 0.4);
            color: #ffd28a;
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 22px;
        }
        .hero h1 {
            font-size: 56px;
            font-weight: 900;
            line-height: 1.15;
            margin-bottom: 18px;
            letter-spacing: -0.02em;
        }
        .hero h1 span {
            background: linear-gradient(120deg, #f5a623, #ffd28a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: 20px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 34px;
            max-width: 600px;
        }
        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-stats-row {
            position: relative;
            z-index: 2;
            display: flex;
            gap: 32px;
            margin-top: 60px;
            flex-wrap: wrap;
        }
        .hero-stat {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .hero-stat i {
            font-size: 20px;
            color: var(--accent);
            background: rgba(245, 166, 35, 0.12);
            width: 42px;
            height: 42px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .hero-stat strong {
            display: block;
            font-size: 20px;
            font-weight: 800;
        }
        .hero-stat span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
        }

        /* ---------- Intro / Core ---------- */
        .intro {
            background: var(--surface);
            border-bottom: 1px solid var(--border);
        }
        .intro-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .intro-card {
            background: var(--bg);
            border-radius: var(--radius-lg);
            padding: 38px 32px;
            border: 1px solid transparent;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .intro-card:hover {
            border-color: var(--border);
            background: var(--surface);
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }
        .intro-card .icon-wrap {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: #fff;
            margin-bottom: 20px;
        }
        .intro-card .icon-wrap.i1 { background: linear-gradient(135deg, #2b4c8c, #4a6fc4); }
        .intro-card .icon-wrap.i2 { background: linear-gradient(135deg, #f5a623, #ffc966); }
        .intro-card .icon-wrap.i3 { background: linear-gradient(135deg, #7b5ea7, #b39ddb); }
        .intro-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .intro-card p {
            font-size: 15px;
            color: var(--text-weak);
            line-height: 1.65;
        }

        /* ---------- Categories ---------- */
        .categories {
            background: var(--bg);
        }
        .cat-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .cat-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .cat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
            border-color: transparent;
        }
        .cat-card .cat-img {
            height: 190px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .cat-card .cat-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(14, 27, 51, 0.4));
        }
        .cat-card .cat-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            background: rgba(255, 255, 255, 0.9);
            color: var(--primary-dark);
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 12.5px;
            font-weight: 700;
            backdrop-filter: blur(8px);
        }
        .cat-card .cat-body {
            padding: 26px 26px 30px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .cat-card h3 {
            font-size: 21px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .cat-card p {
            font-size: 14.5px;
            color: var(--text-weak);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 18px;
        }
        .cat-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .cat-link:hover { gap: 12px; color: var(--primary-dark); }

        /* ---------- News ---------- */
        .news {
            background: var(--surface);
            border-bottom: 1px solid var(--border);
        }
        .news-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .news-item {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 22px 24px;
            border: 1px solid transparent;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .news-item:hover {
            background: var(--surface);
            border-color: var(--border);
            box-shadow: var(--shadow-sm);
            border-left: 4px solid var(--accent);
            padding-left: 20px;
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .news-cat-tag {
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 20px;
            background: rgba(74, 111, 196, 0.1);
            color: var(--primary);
        }
        .news-date {
            font-size: 13px;
            color: var(--text-weak);
        }
        .news-item h4 {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.4;
            color: var(--text);
        }
        .news-item p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-item a {
            color: inherit;
        }
        .news-item a:hover h4 { color: var(--primary); }
        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .news-feature {
            background: linear-gradient(135deg, var(--bg-deep) 0%, #1b3a5e 100%);
            border-radius: var(--radius-lg);
            padding: 34px;
            color: #fff;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .news-feature h3 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.3;
        }
        .news-feature p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.6;
            margin-bottom: 20px;
        }
        .news-feature .btn { align-self: flex-start; }
        .news-tip-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 24px;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .news-tip-card i {
            font-size: 28px;
            color: var(--accent);
            flex-shrink: 0;
        }
        .news-tip-card p {
            font-size: 14px;
            color: var(--text);
            line-height: 1.5;
        }

        /* ---------- Stats ---------- */
        .stats {
            background: var(--bg-deep);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 80px 0;
        }
        .stats::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(14, 27, 51, 0.82);
        }
        .stats-grid {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
            color: #fff;
        }
        .stat-card {
            padding: 20px 10px;
        }
        .stat-card .num {
            font-size: 52px;
            font-weight: 900;
            line-height: 1.2;
            color: var(--accent);
            letter-spacing: -0.02em;
        }
        .stat-card .label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 6px;
        }
        .stat-card .divider {
            width: 30px;
            height: 3px;
            background: var(--accent);
            margin: 12px auto 0;
            border-radius: 3px;
        }

        /* ---------- Steps ---------- */
        .steps { background: var(--bg); }
        .steps-layout {
            position: relative;
        }
        .steps-layout::before {
            content: '';
            position: absolute;
            top: 36px;
            left: 12%;
            right: 12%;
            height: 2px;
            background: var(--border);
            z-index: 0;
        }
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            position: relative;
            z-index: 1;
        }
        .step-card {
            text-align: center;
            padding: 20px 16px;
        }
        .step-num {
            width: 72px;
            height: 72px;
            margin: 0 auto 18px;
            border-radius: 50%;
            background: var(--surface);
            border: 2px solid var(--primary-light);
            color: var(--primary);
            font-size: 24px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-sm);
        }
        .step-card h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .step-card p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.6;
        }

        /* ---------- FAQ ---------- */
        .faq { background: var(--surface); border-bottom: 1px solid var(--border); }
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover { border-color: var(--primary-light); }
        .faq-item summary {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 14px;
            list-style: none;
            transition: var(--transition);
        }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item summary::before {
            content: '+';
            width: 28px;
            height: 28px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 600;
            flex-shrink: 0;
        }
        .faq-item[open] summary::before {
            content: '−';
            background: var(--accent);
        }
        .faq-item .faq-answer {
            padding: 0 24px 20px 66px;
            font-size: 15px;
            color: var(--text-weak);
            line-height: 1.65;
        }

        /* ---------- CTA ---------- */
        .cta-section {
            background: var(--bg-deep);
            position: relative;
            overflow: hidden;
            padding: 90px 0;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center center/cover no-repeat;
            opacity: 0.35;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 620px;
            margin: 0 auto;
            color: #fff;
        }
        .cta-inner h2 {
            font-size: 40px;
            font-weight: 900;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .cta-inner p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 32px;
            line-height: 1.6;
        }
        .cta-btns {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: var(--bg-deep);
            padding: 60px 0 0;
            color: rgba(255, 255, 255, 0.7);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 50px;
            padding-bottom: 46px;
        }
        .footer-brand .logo-text { color: #fff; }
        .footer-brand p {
            font-size: 14.5px;
            line-height: 1.7;
            margin-top: 16px;
            max-width: 340px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col a {
            font-size: 14.5px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }
        .footer-col a:hover { color: var(--accent); padding-left: 4px; }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 22px 0;
            text-align: center;
            font-size: 13.5px;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a { color: rgba(255, 255, 255, 0.5); }
        .footer-bottom a:hover { color: var(--accent); }

        /* ---------- Responsive ---------- */
        @media screen and (max-width: 1024px) {
            .header-inner { flex-wrap: wrap; }
            .main-nav { display: none; }
            .header-actions { display: none; }
            .menu-toggle { display: flex; }
            .section-head h2 { font-size: 32px; }
            .hero h1 { font-size: 44px; }
            .intro-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
            .cat-grid { grid-template-columns: repeat(3, 1fr); gap: 20px; }
            .news-layout { grid-template-columns: 1fr; gap: 30px; }
            .steps-grid { grid-template-columns: repeat(4, 1fr); gap: 16px; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
        }

        @media screen and (max-width: 768px) {
            .section-pad { padding: 60px 0; }
            .hero { padding: 90px 0 100px; }
            .hero h1 { font-size: 34px; }
            .hero p { font-size: 17px; }
            .hero-btns { flex-direction: column; align-items: flex-start; }
            .hero-btns .btn { width: 100%; }
            .hero-stats-row { gap: 20px; margin-top: 40px; }
            .intro-grid { grid-template-columns: 1fr; }
            .cat-grid { grid-template-columns: 1fr; }
            .steps-layout::before { display: none; }
            .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
            .stats-grid { grid-template-columns: repeat(2, 1fr); }
            .stat-card .num { font-size: 38px; }
            .news-feature { padding: 26px; }
            .footer-grid { grid-template-columns: 1fr; gap: 36px; }
            .cta-inner h2 { font-size: 30px; }
            .cta-btns { flex-direction: column; align-items: center; }
            .cta-btns .btn { width: 100%; max-width: 320px; }
        }

        @media screen and (max-width: 520px) {
            .steps-grid { grid-template-columns: 1fr; }
            .stats-grid { grid-template-columns: 1fr; }
            .stat-card .num { font-size: 44px; }
            .hero-badge { font-size: 12px; }
            .header-inner { padding: 0 16px; height: 64px; }
            .container { padding-left: 16px; padding-right: 16px; }
            .section-head h2 { font-size: 28px; }
            .btn { padding: 13px 28px; font-size: 14px; }
        }

        @media screen and (max-width: 360px) {
            .hero h1 { font-size: 28px; }
            .hero-btns .btn-lg { padding: 15px 24px; }
        }

/* roulang page: category1 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #1a2a5e;
            --primary-deep: #0e1a3a;
            --primary-light: #2b3f7e;
            --accent: #f5b93c;
            --accent-light: #ffe8b5;
            --bg: #f5f6fb;
            --bg-white: #ffffff;
            --bg-soft: #eef0f8;
            --text: #1c2130;
            --text-weak: #626a7a;
            --border: #e4e7f0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 6px 30px rgba(15, 25, 60, 0.08);
            --shadow-hover: 0 14px 40px rgba(15, 25, 60, 0.14);
            --transition: 0.25s ease;
            --container: 1280px;
            --header-h: 76px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--primary-light);
        }

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

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

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

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

        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            line-height: 1.2;
            cursor: pointer;
            transition: all var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(26, 42, 94, 0.25);
        }
        .btn-primary:hover {
            background: var(--primary-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(26, 42, 94, 0.32);
        }
        .btn-accent {
            background: var(--accent);
            color: #1c2130;
            box-shadow: 0 4px 16px rgba(245, 185, 60, 0.3);
        }
        .btn-accent:hover {
            background: #f0ab1e;
            color: #1c2130;
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(245, 185, 60, 0.4);
        }
        .btn-outline {
            border-color: var(--border);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            border-color: var(--primary);
            background: var(--bg-soft);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .btn-white {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
        }
        .btn-white:hover {
            background: var(--accent-light);
            color: var(--primary);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
        }
        .btn-lg {
            padding: 16px 34px;
            font-size: 16px;
        }
        .btn:focus-visible {
            outline: 3px solid rgba(245, 185, 60, 0.6);
            outline-offset: 2px;
        }

        /* ========== 标签 ========== */
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            border-radius: 999px;
            background: var(--bg-soft);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            transition: all var(--transition);
        }
        .tag:hover {
            background: var(--primary);
            color: #fff;
        }
        .tag-accent {
            background: var(--accent-light);
            color: #8a6210;
        }
        .tag-accent:hover {
            background: var(--accent);
            color: #1c2130;
        }
        .tag-outline {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text-weak);
        }
        .tag-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--bg-soft);
        }
        .tag-sm {
            padding: 3px 10px;
            font-size: 12px;
        }

        /* ========== Header 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-h);
            gap: 16px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--accent);
            font-size: 1.2rem;
            box-shadow: 0 4px 14px rgba(26, 42, 94, 0.3);
        }
        .logo-text {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            position: relative;
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-weak);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-link:hover {
            background: var(--bg-soft);
            color: var(--primary);
        }
        .nav-link.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(26, 42, 94, 0.25);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }
        .search-box i {
            position: absolute;
            left: 14px;
            color: var(--text-weak);
            font-size: 14px;
            pointer-events: none;
        }
        .search-box input {
            width: 190px;
            height: 40px;
            padding: 0 16px 0 38px;
            border-radius: 999px;
            background: var(--bg-soft);
            border: 1px solid transparent;
            font-size: 14px;
            color: var(--text);
            transition: all var(--transition);
        }
        .search-box input::placeholder {
            color: var(--text-weak);
        }
        .search-box input:focus {
            background: #fff;
            border-color: var(--primary);
            width: 230px;
            box-shadow: 0 0 0 3px rgba(26, 42, 94, 0.1);
        }
        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--bg-soft);
            color: var(--primary);
            font-size: 1.2rem;
            cursor: pointer;
            align-items: center;
            justify-content: center;
        }
        .nav-toggle:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ========== 页面横幅 ========== */
        .page-banner {
            position: relative;
            padding: 96px 0 80px;
            background-size: cover;
            background-position: center;
            color: #fff;
            overflow: hidden;
        }
        .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(12, 22, 48, 0.88), rgba(26, 42, 94, 0.72), rgba(10, 15, 35, 0.6));
        }
        .banner-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 820px;
        }
        .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.25);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            margin-bottom: 20px;
            backdrop-filter: blur(6px);
        }
        .page-banner h1 {
            font-size: 46px;
            font-weight: 800;
            line-height: 1.2;
            margin: 0 0 16px;
            letter-spacing: 2px;
        }
        .page-banner p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
            margin-bottom: 28px;
        }
        .banner-meta {
            display: flex;
            justify-content: center;
            gap: 28px;
            flex-wrap: wrap;
        }
        .banner-meta span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            background: rgba(255, 255, 255, 0.12);
            padding: 6px 16px;
            border-radius: 999px;
            backdrop-filter: blur(4px);
        }
        .banner-meta i {
            color: var(--accent);
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-wrap {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-weak);
        }
        .breadcrumb a {
            color: var(--text-weak);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            color: #c4c9d6;
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: 80px 0;
        }
        .section-light {
            background: #fff;
        }
        .section-soft {
            background: var(--bg-soft);
        }
        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 52px;
        }
        .section-eyebrow {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 999px;
            background: var(--accent-light);
            color: #8a6210;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }
        .section-header h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--primary);
            margin: 0 0 14px;
            line-height: 1.25;
        }
        .section-header p {
            font-size: 16px;
            color: var(--text-weak);
            line-height: 1.7;
        }
        .section-header.light h2,
        .section-header.light p {
            color: #fff;
        }

        /* ========== 资讯标签 ========== */
        .topic-filter {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 44px;
        }

        /* ========== 资讯卡片 ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: transparent;
        }
        .news-thumb {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-soft);
        }
        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .news-card:hover .news-thumb img {
            transform: scale(1.05);
        }
        .news-thumb .tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(26, 42, 94, 0.85);
            color: #fff;
            backdrop-filter: blur(4px);
        }
        .news-body {
            padding: 22px 24px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-body h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
            margin: 0 0 10px;
            color: var(--text);
            transition: color 0.2s ease;
        }
        .news-body h3 a {
            color: inherit;
        }
        .news-body h3 a:hover {
            color: var(--primary);
        }
        .news-body p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: auto;
            padding-top: 14px;
            border-top: 1px solid var(--border);
            font-size: 13px;
            color: var(--text-weak);
        }
        .news-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .news-meta i {
            color: var(--primary);
            font-size: 12px;
        }

        /* ========== 精选专题 ========== */
        .featured-wrap {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 32px;
            align-items: stretch;
        }
        .featured-main {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            min-height: 420px;
            display: flex;
            align-items: flex-end;
            background: linear-gradient(135deg, var(--primary-deep), var(--primary));
            box-shadow: var(--shadow);
            transition: transform var(--transition);
        }
        .featured-main:hover {
            transform: translateY(-4px);
        }
        .featured-main img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.45;
        }
        .featured-main-content {
            position: relative;
            z-index: 2;
            padding: 36px;
            color: #fff;
        }
        .featured-main-content .tag {
            background: var(--accent);
            color: #1c2130;
            margin-bottom: 12px;
        }
        .featured-main-content h3 {
            font-size: 24px;
            font-weight: 700;
            line-height: 1.4;
            margin: 0 0 10px;
        }
        .featured-main-content p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0;
        }
        .featured-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .featured-item {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 20px;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .featured-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: transparent;
            transform: translateY(-4px);
        }
        .featured-item .tag {
            align-self: flex-start;
            margin-bottom: 10px;
        }
        .featured-item h4 {
            font-size: 15px;
            font-weight: 700;
            line-height: 1.5;
            margin: 0 0 8px;
            color: var(--text);
        }
        .featured-item h4 a {
            color: inherit;
        }
        .featured-item h4 a:hover {
            color: var(--primary);
        }
        .featured-item p {
            font-size: 13px;
            color: var(--text-weak);
            margin: 0 0 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .featured-item .news-meta {
            border-top: none;
            padding-top: 0;
            margin-top: auto;
        }

        /* ========== 数据统计 ========== */
        .stats-band {
            background: linear-gradient(135deg, var(--primary-deep), var(--primary-light));
            padding: 60px 0;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .stats-band::before {
            content: "";
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(245, 185, 60, 0.12);
            top: -100px;
            right: -80px;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
            position: relative;
            z-index: 2;
        }
        .stat-item {
            padding: 20px 10px;
            border-radius: var(--radius);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(4px);
        }
        .stat-icon {
            font-size: 28px;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .stat-number {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 1px;
        }
        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 4px;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 60px 0;
            background: var(--accent-light);
        }
        .cta-box {
            background: #fff;
            border-radius: var(--radius);
            padding: 48px;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .cta-box h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--primary);
            margin: 0 0 10px;
        }
        .cta-box p {
            font-size: 16px;
            color: var(--text-weak);
            margin-bottom: 24px;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
        }
        .cta-form input[type="email"] {
            flex: 1;
            height: 52px;
            padding: 0 20px;
            border-radius: 999px;
            background: var(--bg-soft);
            border: 1px solid var(--border);
            font-size: 15px;
            color: var(--text);
            transition: all var(--transition);
        }
        .cta-form input[type="email"]:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(26, 42, 94, 0.08);
        }
        .cta-form input[type="email"]::placeholder {
            color: var(--text-weak);
        }
        .cta-note {
            font-size: 13px;
            color: var(--text-weak);
            margin-top: 14px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 22px 24px;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(26, 42, 94, 0.2);
            box-shadow: var(--shadow);
        }
        .faq-item summary {
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: "\f107";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            color: var(--primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }
        .faq-item p {
            margin: 14px 0 0;
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.8;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--primary-deep);
            color: #c9cede;
            padding: 64px 0 0;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .brand-logo {
            margin-bottom: 14px;
        }
        .footer-brand .logo-icon {
            background: rgba(255, 255, 255, 0.1);
            color: var(--accent);
        }
        .footer-brand .logo-text {
            color: #fff;
        }
        .footer-brand .logo-text span {
            color: var(--accent);
        }
        .footer-brand p {
            line-height: 1.8;
            max-width: 340px;
            margin-bottom: 0;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin: 0 0 16px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col a {
            color: #c9cede;
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            padding: 22px 0;
            text-align: center;
            color: #8a91a8;
            font-size: 13px;
        }
        .footer-bottom p {
            margin: 0;
        }

        /* ========== 响应式 ========== */
        @media screen and (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-wrap {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .search-box input {
                width: 150px;
            }
        }

        @media screen and (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                height: auto;
                padding: 14px 0;
            }
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 4px;
                padding: 12px 0;
            }
            .main-nav.open {
                display: flex;
            }
            .nav-link {
                width: 100%;
                text-align: left;
                padding: 12px 16px;
                border-radius: 10px;
            }
            .header-actions {
                margin-left: auto;
            }
            .search-box {
                display: none;
            }
            .page-banner {
                padding: 72px 0 56px;
            }
            .page-banner h1 {
                font-size: 34px;
            }
            .section {
                padding: 56px 0;
            }
            .section-header h2 {
                font-size: 27px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .cta-box {
                padding: 32px 24px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form .btn {
                width: 100%;
            }
            .news-meta {
                flex-wrap: wrap;
                gap: 8px;
            }
        }

        @media screen and (max-width: 520px) {
            .container {
                padding: 0 18px;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stat-number {
                font-size: 28px;
            }
            .featured-main {
                min-height: 300px;
            }
            .featured-main-content {
                padding: 24px;
            }
            .featured-main-content h3 {
                font-size: 20px;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .page-banner h1 {
                font-size: 28px;
            }
            .page-banner p {
                font-size: 15px;
            }
            .banner-meta {
                gap: 14px;
            }
            .btn-lg {
                padding: 14px 26px;
                font-size: 15px;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .cta-box h2 {
                font-size: 24px;
            }
        }

/* roulang page: article */
:root {
            --primary: #0b1533;
            --primary-light: #142450;
            --accent: #3b82f6;
            --accent-hover: #2563eb;
            --accent-soft: #e0edff;
            --star: #f5b301;
            --bg: #f4f6fa;
            --surface: #ffffff;
            --text: #1e293b;
            --text-light: #64748b;
            --border: #e2e8f0;
            --radius: 14px;
            --radius-lg: 22px;
            --shadow-sm: 0 2px 10px rgba(11, 21, 51, 0.05);
            --shadow-md: 0 10px 30px rgba(11, 21, 51, 0.08);
            --shadow-lg: 0 20px 50px rgba(11, 21, 51, 0.12);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::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;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul,
        ol {
            list-style: none;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            background: none;
        }
        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .grid-margin-x {
            margin-left: -12px;
            margin-right: -12px;
        }
        .grid-margin-x>.cell {
            padding-left: 12px;
            padding-right: 12px;
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 36px;
        }
        .section-header.center {
            flex-direction: column;
            align-items: center;
            text-align: center;
            margin-bottom: 40px;
        }
        .section-subtitle {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--accent);
            background: var(--accent-soft);
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 8px;
        }
        .section-header h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
        }
        .section-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            background: var(--accent-soft);
            padding: 10px 20px;
            border-radius: 30px;
            transition: var(--transition);
        }
        .section-more:hover {
            background: var(--accent);
            color: #fff;
            transform: translateX(4px);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.95);
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 30px;
            box-shadow: var(--shadow-sm);
        }
        .badge-star {
            background: linear-gradient(135deg, #f5b301, #ffd766);
            color: var(--primary);
        }
        .btn-primary,
        .btn-outline,
        .btn-light,
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 26px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            cursor: pointer;
            border: 2px solid transparent;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 6px 20px rgba(59, 130, 246, 0.3);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(59, 130, 246, 0.35);
        }
        .btn-outline {
            background: transparent;
            border-color: var(--accent);
            color: var(--accent);
        }
        .btn-outline:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }
        .btn-light:hover {
            background: var(--accent-soft);
            transform: translateY(-2px);
        }
        .btn-outline-light {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.7);
            color: #fff;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg);
            color: var(--text-light);
            font-size: 13px;
            font-weight: 500;
            padding: 5px 14px;
            border-radius: 20px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .tag:hover {
            background: var(--accent-soft);
            color: var(--accent);
            border-color: var(--accent);
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.7);
            box-shadow: 0 1px 8px rgba(11, 21, 51, 0.04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            padding-top: 14px;
            padding-bottom: 14px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: #fff;
            font-size: 18px;
            border-radius: 12px;
            box-shadow: 0 4px 14px rgba(11, 21, 51, 0.2);
        }
        .logo-text {
            font-size: 23px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
        }
        .logo-text span {
            color: var(--accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            margin: 0 auto;
        }
        .nav-link {
            position: relative;
            display: block;
            padding: 10px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light);
            border-radius: 8px;
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--primary);
            background: var(--bg);
        }
        .nav-link.active {
            color: var(--accent);
            font-weight: 600;
            background: var(--accent-soft);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }
        .search-box input {
            width: 200px;
            padding: 9px 14px 9px 38px;
            border-radius: 30px;
            border: 1px solid var(--border);
            background: var(--bg);
            font-size: 14px;
            transition: var(--transition);
            outline: none;
        }
        .search-box input:focus {
            border-color: var(--accent);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.12);
            width: 230px;
        }
        .search-icon {
            position: absolute;
            left: 16px;
            color: var(--text-light);
            font-size: 14px;
            pointer-events: none;
        }
        .btn-header {
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 10px 22px;
            border-radius: 10px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-header:hover {
            background: var(--accent);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(59, 130, 246, 0.3);
        }
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 10px;
            cursor: pointer;
            border-radius: 8px;
            transition: var(--transition);
        }
        .menu-toggle span {
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }
        .menu-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .menu-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-menu {
            display: none;
            background: #fff;
            border-top: 1px solid var(--border);
            padding: 16px 24px 24px;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            box-shadow: var(--shadow-lg);
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu .nav-link {
            display: block;
            padding: 14px 12px;
            border-bottom: 1px solid var(--border);
            border-radius: 0;
        }
        .mobile-menu .nav-link:last-child {
            border-bottom: none;
        }
        .mobile-search {
            position: relative;
            margin-top: 14px;
        }
        .mobile-search input {
            width: 100%;
            padding: 12px 16px 12px 40px;
            border-radius: 10px;
            border: 1px solid var(--border);
            background: var(--bg);
            font-size: 14px;
            outline: none;
        }
        .mobile-search input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.12);
        }
        .mobile-search .search-icon {
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
        }
        .article-banner {
            position: relative;
            overflow: hidden;
            padding: 80px 0 72px;
            background-color: var(--primary);
        }
        .banner-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.35;
        }
        .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 21, 51, 0.92) 0%, rgba(20, 36, 80, 0.85) 50%, rgba(59, 130, 246, 0.35) 100%);
        }
        .banner-content {
            position: relative;
            z-index: 2;
        }
        .banner-inner {
            max-width: 820px;
        }
        .banner-inner .badge {
            margin-bottom: 18px;
        }
        .banner-inner h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
        }
        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .meta-item i {
            color: var(--star);
        }
        .article-main {
            padding: 56px 0 64px;
        }
        .article-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            overflow: hidden;
            border: 1px solid rgba(226, 232, 240, 0.5);
            padding: 0;
        }
        .article-cover {
            position: relative;
            height: 320px;
            overflow: hidden;
        }
        .article-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .article-cover:hover img {
            transform: scale(1.02);
        }
        .article-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 21, 51, 0.25), transparent 60%);
        }
        .article-content {
            padding: 36px 40px 8px;
        }
        .article-content p {
            margin-bottom: 20px;
            font-size: 16px;
            line-height: 1.9;
            color: #334155;
        }
        .article-content h2,
        .article-content h3 {
            color: var(--primary);
            margin: 28px 0 14px;
            font-weight: 700;
        }
        .article-content h2 {
            font-size: 26px;
        }
        .article-content h3 {
            font-size: 21px;
        }
        .article-content img {
            border-radius: var(--radius);
            margin: 28px 0;
            box-shadow: var(--shadow-md);
        }
        .article-content ul,
        .article-content ol {
            margin: 0 0 20px 24px;
            line-height: 1.9;
        }
        .article-content ul {
            list-style: disc;
        }
        .article-content ol {
            list-style: decimal;
        }
        .article-content blockquote {
            border-left: 4px solid var(--accent);
            background: var(--accent-soft);
            padding: 16px 20px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
            color: var(--primary);
            font-weight: 500;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            padding: 24px 40px;
            border-top: 1px solid var(--border);
            margin-top: 12px;
        }
        .article-footer-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
            justify-content: space-between;
            padding: 24px 40px 32px;
        }
        .sidebar-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 28px;
            margin-bottom: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid rgba(226, 232, 240, 0.5);
            transition: var(--transition);
        }
        .sidebar-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .sidebar-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 18px;
            padding-bottom: 14px;
            border-bottom: 2px solid var(--accent-soft);
        }
        .sidebar-title i {
            color: var(--accent);
            font-size: 18px;
        }
        .sidebar-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.8;
            margin-bottom: 14px;
        }
        .sidebar-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
        }
        .sidebar-link:hover {
            color: var(--accent-hover);
            gap: 10px;
        }
        .sidebar-cats li {
            border-bottom: 1px solid var(--border);
        }
        .sidebar-cats li:last-child {
            border-bottom: none;
        }
        .sidebar-cats a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 4px;
            font-size: 15px;
            color: var(--text);
            font-weight: 500;
            transition: var(--transition);
        }
        .sidebar-cats a:hover {
            color: var(--accent);
            padding-left: 10px;
        }
        .sidebar-cats a i {
            color: var(--accent);
            margin-right: 8px;
        }
        .sidebar-cats a span {
            color: var(--text-light);
            font-size: 14px;
        }
        .not-found-box {
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            padding: 60px 40px;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
            border: 1px solid rgba(226, 232, 240, 0.5);
        }
        .not-found-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--accent-soft), var(--accent));
            border-radius: 50%;
            font-size: 32px;
            color: var(--accent);
            margin-bottom: 24px;
        }
        .not-found-box h2 {
            font-size: 28px;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .not-found-box p {
            color: var(--text-light);
            margin-bottom: 24px;
        }
        .related-section {
            padding: 64px 0;
            background: linear-gradient(180deg, var(--bg) 0%, #eef2f9 100%);
            border-top: 1px solid var(--border);
        }
        .related-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid rgba(226, 232, 240, 0.5);
            margin-bottom: 20px;
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .related-cover {
            position: relative;
            height: 180px;
            overflow: hidden;
        }
        .related-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .related-card:hover .related-cover img {
            transform: scale(1.08);
        }
        .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(10px);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 20px;
            box-shadow: var(--shadow-sm);
        }
        .related-body {
            padding: 24px;
        }
        .related-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .related-body p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
        }
        .card-link:hover {
            color: var(--accent-hover);
            gap: 10px;
        }
        .faq-section {
            padding: 64px 0;
            background: var(--surface);
        }
        .faq-grid {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: var(--bg);
            border-radius: 14px;
            border: 1px solid var(--border);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--accent);
            background: #f8fafc;
        }
        .faq-item.active {
            border-color: var(--accent);
            background: #f8fafc;
            box-shadow: 0 4px 16px rgba(59, 130, 246, 0.08);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            text-align: left;
            background: transparent;
            transition: var(--transition);
        }
        .faq-question i {
            color: var(--accent);
            font-size: 14px;
            transition: var(--transition);
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }
        .faq-answer p {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.8;
        }
        .cta-section {
            padding: 64px 0;
            background: linear-gradient(135deg, #0b1533 0%, #142450 50%, #1e3a8a 100%);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(245, 179, 1, 0.12) 0%, transparent 70%);
            border-radius: 50%;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(59, 130, 246, 0.2) 0%, transparent 70%);
            border-radius: 50%;
        }
        .container.cta-container {
            position: relative;
            z-index: 2;
        }
        .cta-box {
            text-align: center;
            padding: 40px 20px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(10px);
        }
        .cta-content h2 {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: -0.5px;
        }
        .cta-content p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
        }
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-brand .brand-logo {
            margin-bottom: 16px;
        }
        .footer-brand .logo-text {
            color: #fff;
        }
        .footer-brand .logo-text span {
            color: var(--star);
        }
        .footer-brand .logo-icon {
            background: linear-gradient(135deg, var(--star), #f5b301);
            color: var(--primary);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            max-width: 380px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
        }
        .footer-col li {
            margin-bottom: 12px;
        }
        .footer-col a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--star);
            padding-left: 4px;
        }
        .footer-bottom {
            text-align: center;
            padding-top: 24px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        @media (max-width: 1023px) {
            .main-nav,
            .search-box,
            .btn-header {
                display: none;
            }
            .menu-toggle {
                display: flex;
            }
            .header-actions {
                gap: 8px;
            }
            .banner-inner h1 {
                font-size: 32px;
            }
            .article-cover {
                height: 240px;
            }
        }
        @media (max-width: 767px) {
            .container {
                padding: 0 16px;
            }
            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .section-header h2 {
                font-size: 24px;
            }
            .banner-inner h1 {
                font-size: 26px;
            }
            .article-banner {
                padding: 48px 0 44px;
            }
            .article-main {
                padding: 32px 0 40px;
            }
            .article-content {
                padding: 24px 20px 4px;
            }
            .article-tags {
                padding: 20px 20px;
            }
            .article-footer-nav {
                padding: 20px 20px 24px;
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
            }
            .article-footer-nav .btn-primary,
            .article-footer-nav .btn-outline {
                justify-content: center;
            }
            .sidebar-card {
                padding: 22px;
            }
            .related-section,
            .faq-section,
            .cta-section {
                padding: 44px 0;
            }
            .cta-content h2 {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .not-found-box {
                padding: 40px 24px;
            }
        }
        @media (max-width: 520px) {
            .logo-text {
                font-size: 20px;
            }
            .logo-icon {
                width: 38px;
                height: 38px;
                font-size: 16px;
            }
            .header-inner {
                gap: 12px;
            }
            .banner-inner .badge {
                font-size: 12px;
            }
            .article-cover {
                height: 200px;
            }
            .related-cover {
                height: 160px;
            }
            .cta-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-actions .btn-light,
            .cta-actions .btn-outline-light {
                justify-content: center;
            }
            .footer-brand p {
                font-size: 13px;
            }
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #16294b;
            --primary-light: #1e3a6e;
            --primary-dark: #0e1a30;
            --accent: #f5c84a;
            --accent-light: #ffd96a;
            --accent-dark: #d9a825;
            --bg: #f5f7fc;
            --bg-deep: #eef2f8;
            --card-bg: #ffffff;
            --text: #22334d;
            --text-light: #5b6b85;
            --text-muted: #8a97ad;
            --border: #e3e9f2;
            --white: #ffffff;
            --radius-lg: 24px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 10px rgba(22, 41, 75, 0.05);
            --shadow-md: 0 8px 30px rgba(22, 41, 75, 0.08);
            --shadow-lg: 0 20px 50px rgba(22, 41, 75, 0.12);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

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

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

        body {
            font-family: var(--font-sans);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        ul,
        ol {
            list-style: none;
        }

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

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

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 96px 0;
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 56px;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 200, 74, 0.15);
            color: var(--accent-dark);
            font-size: 14px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .section-tag i {
            font-size: 13px;
        }

        .section-title {
            font-size: 36px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            letter-spacing: -0.5px;
        }

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

        .text-accent {
            color: var(--accent);
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            line-height: 1.4;
            cursor: pointer;
            border: 2px solid transparent;
            transition: all var(--transition);
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
            color: var(--primary-dark);
            box-shadow: 0 6px 20px rgba(245, 200, 74, 0.35);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(245, 200, 74, 0.45);
            color: var(--primary-dark);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 14px rgba(245, 200, 74, 0.3);
        }

        .btn-transparent {
            background: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.35);
            color: var(--white);
            backdrop-filter: blur(6px);
        }

        .btn-transparent:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: rgba(255, 255, 255, 0.6);
            color: var(--white);
            transform: translateY(-2px);
        }

        .btn-nav {
            padding: 10px 22px;
            font-size: 14px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            height: 72px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 16px;
            box-shadow: 0 4px 14px rgba(22, 41, 75, 0.25);
        }

        .logo-text {
            font-size: 21px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.3px;
        }

        .logo-text span {
            color: var(--accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0 auto;
        }

        .nav-link {
            position: relative;
            padding: 10px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light);
            border-radius: 10px;
            transition: all var(--transition);
        }

        .nav-link::after {
            content: '';
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 2px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
            transform: scaleX(0);
            transition: transform var(--transition);
        }

        .nav-link:hover {
            color: var(--primary);
            background: rgba(22, 41, 75, 0.04);
        }

        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-link.active::after {
            transform: scaleX(1);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            gap: 10px;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 8px 16px;
            min-width: 200px;
            transition: all var(--transition);
        }

        .search-box:focus-within {
            border-color: rgba(245, 200, 74, 0.7);
            background: var(--white);
            box-shadow: 0 0 0 4px rgba(245, 200, 74, 0.12);
        }

        .search-box i {
            color: var(--text-muted);
            font-size: 14px;
        }

        .search-box input {
            width: 120px;
            font-size: 14px;
            color: var(--text);
            background: transparent;
            flex: 1;
        }

        .search-box input::placeholder {
            color: var(--text-muted);
        }

        .search-kbd {
            font-size: 11px;
            color: var(--text-muted);
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 2px 6px;
            font-weight: 600;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
        }

        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            align-items: center;
            justify-content: center;
            background: var(--bg);
            border: 1px solid var(--border);
            cursor: pointer;
            transition: all var(--transition);
        }

        .menu-toggle:hover {
            background: var(--bg-deep);
        }

        .menu-toggle span {
            width: 18px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .site-header.nav-open .menu-toggle span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .site-header.nav-open .menu-toggle span:nth-child(2) {
            opacity: 0;
        }

        .site-header.nav-open .menu-toggle span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== 页面横幅 ===== */
        .page-banner {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 120px 0 100px;
            text-align: center;
        }

        .banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 26, 48, 0.85) 0%, rgba(22, 41, 75, 0.72) 50%, rgba(14, 26, 48, 0.88) 100%);
        }

        .banner-content {
            position: relative;
            z-index: 2;
            color: var(--white);
        }

        .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(8px);
            padding: 8px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 1px;
            margin-bottom: 24px;
            color: rgba(255, 255, 255, 0.95);
        }

        .page-banner h1 {
            font-size: 56px;
            font-weight: 800;
            letter-spacing: -1px;
            color: var(--white);
            line-height: 1.2;
            margin-bottom: 16px;
            text-shadow: 0 2px 30px rgba(0, 0, 0, 0.3);
        }

        .banner-subtitle {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }

        .banner-meta {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 14px;
        }

        .banner-meta span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(8px);
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.95);
            transition: all var(--transition);
        }

        .banner-meta span:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        .banner-meta i {
            color: var(--accent);
        }

        /* ===== 数据统计卡 ===== */
        .section-stats {
            padding: 0;
            margin-top: -48px;
            position: relative;
            z-index: 5;
        }

        .stat-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .stat-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
            transform: scaleX(0);
            transition: transform var(--transition);
        }

        .stat-card:hover::after {
            transform: scaleX(1);
        }

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

        .stat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: rgba(245, 200, 74, 0.15);
            color: var(--accent-dark);
            font-size: 22px;
            margin-bottom: 16px;
        }

        .stat-num {
            display: block;
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-light);
            margin-top: 6px;
        }

        /* ===== 观测准备卡片 ===== */
        .section-prepare {
            background: var(--white);
        }

        .prepare-card {
            background: var(--bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .prepare-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(245, 200, 74, 0.4);
        }

        .prepare-img {
            position: relative;
            height: 180px;
            overflow: hidden;
        }

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

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

        .prepare-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(22, 41, 75, 0.2), transparent);
        }

        .prepare-tag {
            position: absolute;
            left: 16px;
            bottom: 16px;
            z-index: 2;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(6px);
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
        }

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

        .prepare-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

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

        .prepare-body ul {
            margin-top: auto;
        }

        .prepare-body ul li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text);
            padding: 5px 0;
        }

        .prepare-body ul li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 11px;
            color: var(--accent-dark);
            background: rgba(245, 200, 74, 0.15);
            border-radius: 50%;
            width: 20px;
            height: 20px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        /* ===== 精选文章列表 ===== */
        .section-articles {
            background: var(--bg);
            border-top: 1px solid var(--border);
        }

        .article-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(245, 200, 74, 0.4);
        }

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

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

        .article-card:hover .article-cover img {
            transform: scale(1.05);
        }

        .article-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(14, 26, 48, 0.35) 0%, transparent 60%);
        }

        .article-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            background: rgba(245, 200, 74, 0.95);
            color: var(--primary-dark);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 999px;
            backdrop-filter: blur(4px);
        }

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

        .article-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.5;
            margin-bottom: 10px;
            transition: color var(--transition);
        }

        .article-card:hover .article-body h3 {
            color: var(--accent-dark);
        }

        .article-body p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .article-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border);
            padding-top: 14px;
            font-size: 13px;
            color: var(--text-muted);
        }

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

        .article-meta i {
            font-size: 12px;
            color: var(--accent-dark);
        }

        /* ===== 观测流程 ===== */
        .section-flow {
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }

        .section-flow::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(245, 200, 74, 0.08);
        }

        .section-flow::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
        }

        .section-flow .section-header {
            position: relative;
            z-index: 1;
        }

        .section-flow .section-tag {
            background: rgba(245, 200, 74, 0.2);
            color: var(--accent-light);
        }

        .section-flow .section-title {
            color: var(--white);
        }

        .section-flow .section-subtitle {
            color: rgba(255, 255, 255, 0.75);
        }

        .flow-steps {
            position: relative;
            z-index: 1;
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-top: 20px;
        }

        .flow-item {
            flex: 1;
            min-width: 220px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all var(--transition);
            position: relative;
        }

        .flow-item:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(245, 200, 74, 0.3);
            transform: translateY(-4px);
        }

        .flow-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 14px;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 16px;
            font-weight: 800;
            margin-bottom: 18px;
            box-shadow: 0 6px 20px rgba(245, 200, 74, 0.3);
        }

        .flow-item h3 {
            color: var(--white);
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .flow-item p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            line-height: 1.7;
        }

        /* ===== 观星贴士 ===== */
        .section-tips {
            background: var(--white);
        }

        .tips-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .tips-main {
            background: var(--bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 40px;
        }

        .tips-main h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 24px;
        }

        .tip-list {
            counter-reset: tip;
        }

        .tip-list li {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border);
            font-size: 15px;
            color: var(--text);
            line-height: 1.7;
            counter-increment: tip;
        }

        .tip-list li:last-child {
            border-bottom: none;
        }

        .tip-list li span {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(245, 200, 74, 0.2);
            color: var(--accent-dark);
            font-size: 13px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .tips-aside {
            position: sticky;
            top: 96px;
        }

        .tips-card {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: var(--radius-lg);
            color: var(--white);
            padding: 36px 32px;
            box-shadow: var(--shadow-md);
        }

        .tips-card>i {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: rgba(255, 255, 255, 0.12);
            font-size: 24px;
            color: var(--accent);
            margin-bottom: 20px;
        }

        .tips-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .tips-card ul li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 6px 0;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
        }

        .tips-card ul li::before {
            content: '\f0eb';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 12px;
            color: var(--accent);
            margin-top: 2px;
        }

        /* ===== FAQ ===== */
        .section-faq {
            background: var(--bg);
            border-top: 1px solid var(--border);
        }

        .faq-wrap {
            max-width: 780px;
            margin: 0 auto;
        }

        .accordion {
            background: transparent;
            border: none;
            border-radius: 0;
        }

        .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 16px;
            overflow: hidden;
            transition: all var(--transition);
        }

        .accordion-item:hover {
            border-color: rgba(245, 200, 74, 0.4);
            box-shadow: var(--shadow-sm);
        }

        .accordion-item.is-active {
            border-color: rgba(245, 200, 74, 0.5);
            box-shadow: var(--shadow-md);
        }

        .accordion-title {
            background: transparent;
            border: none;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
            padding: 22px 28px;
            line-height: 1.5;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .accordion-title::before {
            content: '\f059';
            font-family: 'Font Awesome 6 Free';
            font-weight: 400;
            font-size: 16px;
            color: var(--accent-dark);
            flex-shrink: 0;
        }

        .accordion-title:hover,
        .accordion-title:focus {
            background: transparent;
            color: var(--primary);
        }

        .accordion-title::after {
            content: '\f078' !important;
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 13px;
            color: var(--text-muted);
            margin-left: auto;
            transition: transform var(--transition);
        }

        .accordion-item.is-active>.accordion-title::after {
            transform: rotate(180deg);
        }

        .accordion-content {
            background: transparent;
            border: none;
            padding: 0 28px 22px 56px;
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .section-cta {
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .section-cta::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 26, 48, 0.9) 0%, rgba(22, 41, 75, 0.75) 100%);
        }

        .cta-box {
            position: relative;
            z-index: 2;
            text-align: center;
            color: var(--white);
            max-width: 680px;
            margin: 0 auto;
            padding: 40px 0;
        }

        .cta-box h2 {
            font-size: 40px;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 16px;
        }

        .cta-box p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
            line-height: 1.8;
        }

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

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 72px 0 0;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand .brand-logo {
            margin-bottom: 16px;
        }

        .footer-brand .logo-icon {
            background: rgba(255, 255, 255, 0.1);
            color: var(--accent);
        }

        .footer-brand .logo-text {
            color: var(--white);
        }

        .footer-brand p {
            max-width: 340px;
            line-height: 1.8;
            margin-top: 12px;
        }

        .footer-col h4 {
            color: var(--white);
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            transition: all var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 24px 0;
            text-align: center;
            color: rgba(255, 255, 255, 0.4);
            font-size: 13px;
        }

        /* ===== Foundation 覆盖 ===== */
        .grid-margin-x {
            margin-left: -12px;
            margin-right: -12px;
        }

        .grid-margin-x>.cell {
            margin-left: 12px;
            margin-right: 12px;
        }

        .grid-padding-x>.cell {
            padding-left: 12px;
            padding-right: 12px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .header-inner {
                gap: 16px;
            }

            .search-box {
                min-width: 160px;
            }

            .search-box input {
                width: 80px;
            }

            .main-nav {
                gap: 2px;
            }

            .nav-link {
                padding: 10px 12px;
                font-size: 14px;
            }

            .container {
                padding: 0 20px;
            }

            .section {
                padding: 80px 0;
            }

            .banner-subtitle {
                font-size: 17px;
            }

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

            .tips-aside {
                position: static;
            }

            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                height: auto;
                flex-wrap: wrap;
                padding: 12px 0;
                gap: 10px;
            }

            .menu-toggle {
                display: flex;
                margin-left: auto;
            }

            .main-nav {
                display: none;
                order: 3;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 12px 0 4px;
                border-top: 1px solid var(--border);
                margin-top: 6px;
            }

            .header-actions {
                display: none;
                order: 4;
                width: 100%;
                flex-wrap: wrap;
                padding: 8px 0 12px;
                border-top: 1px solid var(--border);
            }

            .site-header.nav-open .main-nav,
            .site-header.nav-open .header-actions {
                display: flex;
            }

            .nav-link {
                padding: 14px 8px;
                font-size: 15px;
                border-radius: 8px;
                border-bottom: 1px solid var(--border);
            }

            .nav-link:last-child {
                border-bottom: none;
            }

            .nav-link::after {
                display: none;
            }

            .nav-link.active {
                background: rgba(245, 200, 74, 0.1);
            }

            .search-box {
                flex: 1;
                min-width: 0;
            }

            .search-box input {
                width: auto;
            }

            .page-banner {
                padding: 80px 0 70px;
            }

            .page-banner h1 {
                font-size: 40px;
            }

            .banner-meta {
                gap: 8px;
            }

            .section-title {
                font-size: 28px;
            }

            .section {
                padding: 64px 0;
            }

            .stat-card {
                margin-bottom: 12px;
            }

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

            .footer-brand {
                grid-column: 1 / -1;
            }

            .flow-steps {
                gap: 16px;
            }

            .flow-item {
                min-width: calc(50% - 8px);
            }

            .cta-box h2 {
                font-size: 30px;
            }
        }

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

            .section {
                padding: 56px 0;
            }

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

            .section-title {
                font-size: 26px;
            }

            .page-banner {
                padding: 64px 0 56px;
            }

            .page-banner h1 {
                font-size: 32px;
            }

            .banner-subtitle {
                font-size: 15px;
            }

            .banner-meta span {
                font-size: 12px;
                padding: 6px 14px;
            }

            .stat-num {
                font-size: 28px;
            }

            .prepare-body {
                padding: 20px;
            }

            .article-body {
                padding: 20px;
            }

            .article-cover {
                height: 170px;
            }

            .tips-main {
                padding: 24px;
            }

            .tips-main h2 {
                font-size: 22px;
            }

            .tips-card {
                padding: 28px 20px;
            }

            .accordion-title {
                padding: 18px 18px;
                font-size: 15px;
            }

            .accordion-content {
                padding: 0 18px 18px 18px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
                padding-bottom: 32px;
            }

            .flow-item {
                min-width: 100%;
            }

            .cta-box h2 {
                font-size: 26px;
            }

            .cta-box p {
                font-size: 15px;
            }

            .btn {
                padding: 12px 22px;
                font-size: 14px;
            }
        }

        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition-duration: 0.01ms !important;
                animation-duration: 0.01ms !important;
            }
        }

/* roulang page: category3 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0f2a43;
            --primary-light: #1e3a5f;
            --accent: #7c5cff;
            --accent-soft: rgba(124, 92, 255, 0.1);
            --gold: #ffc247;
            --bg-light: #f5f8fc;
            --bg-white: #ffffff;
            --text-main: #1e293b;
            --text-soft: #66758a;
            --border-light: #e6ebf2;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 10px rgba(15, 42, 67, 0.06);
            --shadow-md: 0 8px 24px rgba(15, 42, 67, 0.08);
            --shadow-lg: 0 20px 50px rgba(15, 42, 67, 0.13);
            --space-section: 96px;
            --transition: all 0.3s ease;
        }

        /* ===== 基础 Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

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

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            color: var(--text-main);
            background: var(--bg-light);
            line-height: 1.7;
            font-size: 16px;
        }

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

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

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

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

        input {
            font-family: inherit;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
        }

        /* ===== 容器辅助 ===== */
        .section {
            padding: var(--space-section) 0;
        }

        .section-head {
            max-width: 760px;
            margin: 0 auto 50px;
            text-align: center;
        }

        .section-eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 800;
            letter-spacing: 3px;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 12px;
            background: var(--accent-soft);
            padding: 5px 16px;
            border-radius: 999px;
        }

        .section-title {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            margin: 0 0 14px;
            letter-spacing: -0.5px;
        }

        .section-desc {
            color: var(--text-soft);
            font-size: 16px;
            max-width: 620px;
            margin: 0 auto;
        }

        /* ===== 顶部命令栏导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-light);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            gap: 16px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 17px;
            box-shadow: 0 6px 14px rgba(124, 92, 255, 0.32);
        }

        .logo-text span {
            color: var(--accent);
        }

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

        .nav-link {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-soft);
            white-space: nowrap;
            transition: var(--transition);
        }

        .nav-link:hover {
            color: var(--primary);
            background: var(--accent-soft);
        }

        .nav-link.active {
            color: var(--primary);
            background: var(--accent-soft);
            font-weight: 700;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .search-box {
            position: relative;
            width: 210px;
            transition: var(--transition);
        }

        .search-box i {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-soft);
            font-size: 14px;
            pointer-events: none;
        }

        .search-box input {
            width: 100%;
            height: 40px;
            border-radius: 999px;
            border: 1px solid var(--border-light);
            background: var(--bg-light);
            padding: 0 16px 0 38px;
            font-size: 14px;
            outline: none;
            transition: var(--transition);
            color: var(--text-main);
        }

        .search-box input::placeholder {
            color: #9aa7b8;
        }

        .search-box input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(124, 92, 255, 0.12);
            background: #fff;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            border-radius: 999px;
            transition: var(--transition);
            line-height: 1;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            padding: 11px 22px;
            font-size: 14px;
            box-shadow: 0 4px 14px rgba(15, 42, 67, 0.2);
        }

        .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(15, 42, 67, 0.28);
            color: #fff;
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            padding: 14px 30px;
            font-size: 16px;
            box-shadow: 0 8px 20px rgba(124, 92, 255, 0.28);
        }

        .btn-accent:hover {
            background: #6a4be0;
            transform: translateY(-2px);
            box-shadow: 0 14px 32px rgba(124, 92, 255, 0.35);
            color: #fff;
        }

        .btn-ghost {
            border: 1px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            padding: 14px 30px;
            font-size: 16px;
            background: transparent;
        }

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

        .btn-light {
            background: #fff;
            color: var(--primary);
            padding: 14px 30px;
            font-size: 16px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        }

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

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border: 1px solid var(--border-light);
            border-radius: 12px;
            color: var(--primary);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            background: #fff;
        }

        /* ===== 页面首屏 ===== */
        .page-hero {
            position: relative;
            padding: 130px 0 110px;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(8, 16, 32, 0.92) 0%, rgba(20, 30, 60, 0.72) 45%, rgba(124, 92, 255, 0.35) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 860px;
            color: #fff;
        }

        .hero-tagline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.3);
            padding: 8px 20px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            backdrop-filter: blur(4px);
        }

        .hero-tagline i {
            color: var(--gold);
        }

        .hero-content h1 {
            font-size: 52px;
            line-height: 1.15;
            font-weight: 800;
            margin: 22px 0 18px;
            letter-spacing: -1px;
        }

        .hero-content p {
            font-size: 18px;
            opacity: 0.88;
            max-width: 620px;
            margin: 0 0 34px;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-meta {
            display: flex;
            gap: 28px;
            margin-top: 42px;
            flex-wrap: wrap;
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            opacity: 0.85;
        }

        .hero-meta-item i {
            color: var(--gold);
            font-size: 16px;
        }

        /* ===== 分类主题标签 ===== */
        .topics-section {
            padding-top: 60px;
            padding-bottom: 20px;
        }

        .topic-list {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
        }

        .topic-chip {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: 999px;
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .topic-chip i {
            color: var(--accent);
        }

        .topic-chip:hover {
            border-color: var(--accent);
            color: var(--accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        /* ===== 深空内容卡片 ===== */
        .cards-section {
            padding-top: 50px;
        }

        .deep-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .deep-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(124, 92, 255, 0.25);
        }

        .deep-card .card-img {
            overflow: hidden;
            height: 200px;
            background: var(--primary-light);
            position: relative;
        }

        .deep-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

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

        .deep-card .card-body {
            padding: 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .deep-card .card-tag {
            font-size: 12px;
            font-weight: 700;
            color: var(--accent);
            background: var(--accent-soft);
            padding: 5px 14px;
            border-radius: 999px;
            align-self: flex-start;
            letter-spacing: 0.5px;
        }

        .deep-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin: 16px 0 10px;
            color: var(--primary);
        }

        .deep-card p {
            font-size: 15px;
            color: var(--text-soft);
            margin: 0 0 20px;
            flex: 1;
            line-height: 1.7;
        }

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

        .card-link i {
            font-size: 12px;
            transition: transform 0.3s ease;
        }

        .card-link:hover {
            color: var(--accent);
        }

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

        /* ===== 探索数据 ===== */
        .stats-section {
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            position: relative;
            color: #fff;
        }

        .stats-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(8, 16, 36, 0.84);
        }

        .stats-section .section-title {
            color: #fff;
        }

        .stats-section .section-desc {
            color: rgba(255, 255, 255, 0.75);
        }

        .stats-grid {
            position: relative;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 26px;
            margin-top: 20px;
        }

        .stat-item {
            text-align: center;
            padding: 36px 20px;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            backdrop-filter: blur(6px);
            transition: var(--transition);
        }

        .stat-item:hover {
            background: rgba(255, 255, 255, 0.14);
            transform: translateY(-4px);
        }

        .stat-number {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 8px;
            background: linear-gradient(135deg, #fff, var(--gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .stat-label {
            font-size: 14px;
            opacity: 0.78;
        }

        /* ===== 图文探索路径 ===== */
        .mission-section {
            background: #fff;
        }

        .mission-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            height: 100%;
            min-height: 340px;
        }

        .mission-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .mission-content {
            padding: 10px 0 10px 20px;
        }

        .mission-content .section-eyebrow {
            margin-bottom: 10px;
        }

        .mission-content h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            margin: 0 0 14px;
        }

        .mission-content>p {
            color: var(--text-soft);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .mission-list li {
            display: flex;
            gap: 16px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border-light);
        }

        .mission-list li:last-child {
            border-bottom: none;
        }

        .mission-list li i {
            color: var(--accent);
            font-size: 18px;
            margin-top: 4px;
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--accent-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
        }

        .mission-list strong {
            color: var(--primary);
            font-size: 16px;
        }

        .mission-list p {
            color: var(--text-soft);
            font-size: 14px;
            margin: 4px 0 0;
            line-height: 1.6;
        }

        /* ===== 探索流程 ===== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .process-step {
            text-align: center;
            padding: 34px 22px;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            background: #fff;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .process-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(124, 92, 255, 0.25);
        }

        .step-num {
            width: 46px;
            height: 46px;
            margin: 0 auto 18px;
            background: var(--accent);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 18px;
            box-shadow: 0 6px 16px rgba(124, 92, 255, 0.3);
        }

        .process-step h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .process-step p {
            font-size: 14px;
            color: var(--text-soft);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 24px 26px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(124, 92, 255, 0.2);
            transform: translateY(-2px);
        }

        .faq-item h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .faq-item h3 i {
            color: var(--accent);
            font-size: 16px;
        }

        .faq-item p {
            font-size: 15px;
            color: var(--text-soft);
            line-height: 1.8;
            margin: 0;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 90px 0;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 40%, var(--accent) 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.07);
            top: -120px;
            right: -80px;
        }

        .cta-section::after {
            content: "";
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 194, 71, 0.1);
            bottom: -100px;
            left: -60px;
        }

        .cta-inner {
            text-align: center;
            color: #fff;
            position: relative;
            z-index: 2;
        }

        .cta-inner h2 {
            font-size: 38px;
            font-weight: 800;
            margin-bottom: 14px;
            letter-spacing: -0.5px;
        }

        .cta-inner p {
            font-size: 17px;
            opacity: 0.85;
            max-width: 560px;
            margin: 0 auto 34px;
            line-height: 1.8;
        }

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

        /* ===== 页脚 ===== */
        .site-footer {
            background: #081226;
            color: #94a3b8;
            padding: 64px 0 0;
            font-size: 14px;
            line-height: 1.8;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 50px;
            padding-bottom: 44px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .brand-logo {
            color: #fff;
        }

        .footer-brand p {
            max-width: 340px;
            margin-top: 18px;
            color: #8a97aa;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            color: #8a97aa;
            transition: var(--transition);
        }

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

        .footer-bottom {
            padding: 22px 0;
            text-align: center;
            color: #5b687b;
            font-size: 13px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            margin-top: 0;
        }

        /* ===== 焦点可见性 ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(124, 92, 255, 0.4);
            outline-offset: 2px;
        }

        /* ===== 响应式断点 ===== */
        @media (max-width: 1024px) {
            :root {
                --space-section: 76px;
            }

            .main-nav {
                gap: 4px;
            }

            .nav-link {
                padding: 8px 12px;
                font-size: 14px;
            }

            .search-box {
                width: 160px;
            }

            .hero-content h1 {
                font-size: 42px;
            }

            .mission-content {
                padding-left: 0;
            }

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

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                height: auto;
                padding: 14px 0;
            }

            .main-nav {
                order: 3;
                width: 100%;
                display: none;
                flex-direction: column;
                background: #fff;
                border-radius: var(--radius-md);
                box-shadow: var(--shadow-md);
                padding: 12px;
                margin-top: 10px;
                gap: 8px;
            }

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

            .nav-link {
                width: 100%;
                text-align: center;
                padding: 12px;
            }

            .header-actions {
                margin-left: auto;
            }

            .search-box {
                width: 150px;
            }

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

            .page-hero {
                padding: 96px 0 72px;
            }

            .hero-content h1 {
                font-size: 34px;
            }

            .hero-content p {
                font-size: 16px;
            }

            .section-title {
                font-size: 30px;
            }

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

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

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 34px;
            }

            .mission-img {
                min-height: 280px;
                margin-bottom: 30px;
            }
        }

        @media (max-width: 520px) {
            .header-actions .search-box {
                display: none;
            }

            .btn-primary {
                padding: 9px 16px;
                font-size: 13px;
            }

            .hero-content h1 {
                font-size: 28px;
            }

            .hero-content p {
                font-size: 15px;
            }

            .hero-meta {
                gap: 14px;
            }

            .hero-meta-item {
                font-size: 13px;
            }

            .section-title {
                font-size: 26px;
            }

            .page-hero {
                padding: 76px 0 56px;
            }

            .topic-list {
                gap: 10px;
            }

            .topic-chip {
                padding: 8px 14px;
                font-size: 13px;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-item {
                padding: 24px 12px;
            }

            .stat-number {
                font-size: 32px;
            }

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

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

            .cta-actions {
                flex-direction: column;
                align-items: center;
            }

            .btn-accent,
            .btn-ghost,
            .btn-light {
                width: 100%;
                max-width: 320px;
            }
        }