/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --navy: #0A2540;
            --navy-deep: #0B1220;
            --gold: #C9A96E;
            --gold-light: #D9BC8A;
            --cyan: #3DD6E0;
            --bg-light: #F5F7FA;
            --card-bg: #FFFFFF;
            --card-border: #E6EAF0;
            --text-dark: #1A2B3C;
            --text-muted: #6B7A8D;
            --text-light: #E6EDF3;
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-tag: 6px;
            --shadow-card: 0 6px 24px rgba(10,37,64,0.08);
            --shadow-glass: 0 8px 32px rgba(0,0,0,0.35);
            --shadow-gold: 0 0 24px rgba(201,169,110,0.35);
            --space-section: 96px;
            --space-section-mobile: 48px;
        }

        /* ===== 基础 reset ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
        body {
            font-family: 'HarmonyOS Sans', 'Source Han Sans SC', 'Microsoft YaHei', 'PingFang SC', system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-dark);
            background: var(--bg-light);
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: inherit; text-decoration: none; transition: all .25s ease; }
        a:hover { color: var(--gold); }
        ul, ol { list-style: none; }
        button { font-family: inherit; cursor: pointer; border: none; background: none; }
        input, select, textarea { font-family: inherit; font-size: 14px; }

        .grid-container { max-width: 1200px; padding-left: 20px; padding-right: 20px; }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex; align-items: center; justify-content: center;
            height: 44px; padding: 0 28px; border-radius: var(--radius-btn);
            font-size: 15px; font-weight: 500; letter-spacing: .3px;
            transition: all .3s ease; border: 1px solid transparent;
            white-space: nowrap; line-height: 1;
        }
        .btn-lg { height: 52px; padding: 0 36px; font-size: 16px; }
        .btn-gold {
            background: linear-gradient(135deg, #D9BC8A 0%, #C9A96E 55%, #B3915C 100%);
            color: #0B1220; box-shadow: var(--shadow-gold); border-color: rgba(201,169,110,.2);
        }
        .btn-gold:hover { transform: translateY(-2px); box-shadow: 0 0 32px rgba(201,169,110,.55); color: #0B1220; }
        .btn-ghost { background: transparent; color: var(--text-light); border-color: rgba(255,255,255,.4); }
        .btn-ghost:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
        .btn-outline { background: transparent; color: var(--navy); border-color: rgba(10,37,64,.25); }
        .btn-outline:hover { border-color: var(--gold); color: var(--navy); box-shadow: 0 0 16px rgba(201,169,110,.25); }
        .btn-block { width: 100%; }

        /* ===== 标签 ===== */
        .tag {
            display: inline-block; padding: 4px 14px; border-radius: var(--radius-tag);
            background: rgba(201,169,110,.12); color: #8A6D3D; font-size: 12px; font-weight: 600;
            letter-spacing: .5px;
        }
        .tag-light { background: rgba(255,255,255,.14); color: var(--gold-light); }

        /* ===== 导航栏 ===== */
        .site-header {
            position: sticky; top: 0; z-index: 999;
            background: rgba(255,255,255,.96); backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--card-border);
            box-shadow: 0 2px 12px rgba(10,37,64,.04);
            height: 72px; display: flex; align-items: center;
        }
        .site-header .grid-x { height: 72px; align-items: center; }
        .header-logo { display: flex; align-items: center; }
        .logo-link { display: flex; align-items: center; gap: 10px; }
        .logo-icon {
            width: 38px; height: 38px; border-radius: 10px;
            background: linear-gradient(135deg, var(--navy), #12385E);
            display: flex; align-items: center; justify-content: center;
            color: var(--gold); font-size: 14px; font-weight: 700;
            box-shadow: 0 0 0 1px rgba(201,169,110,.3);
        }
        .logo-text { font-size: 18px; font-weight: 700; color: var(--navy); letter-spacing: .5px; }
        .logo-text span { color: var(--gold); }

        .header-nav { display: flex; justify-content: center; }
        .nav-list { display: flex; gap: 32px; }
        .nav-list a {
            font-size: 15px; color: var(--text-muted); font-weight: 500;
            padding: 6px 2px; position: relative; transition: color .25s;
        }
        .nav-list a::after {
            content: ''; position: absolute; left: 0; bottom: -2px;
            width: 0; height: 2px; background: var(--gold); border-radius: 2px;
            transition: width .3s ease;
        }
        .nav-list a:hover { color: var(--navy); }
        .nav-list a:hover::after { width: 100%; }
        .nav-list a.active { color: var(--navy); font-weight: 600; }
        .nav-list a.active::after { width: 100%; background: var(--gold); }

        .header-actions { display: flex; align-items: center; gap: 14px; }
        .search-form {
            position: relative; display: flex; align-items: center;
            border: 1px solid var(--card-border); border-radius: var(--radius-btn);
            background: var(--bg-light); padding: 0 12px; height: 38px;
            transition: all .3s ease; width: 180px;
        }
        .search-form:focus-within {
            border-color: var(--gold); box-shadow: 0 0 12px rgba(201,169,110,.15);
            width: 240px; background: #fff;
        }
        .search-form input {
            border: none; background: transparent; outline: none;
            flex: 1; font-size: 13px; color: var(--text-dark); width: 100%;
        }
        .search-form input::placeholder { color: var(--text-muted); }
        .search-form button { color: var(--text-muted); font-size: 14px; transition: color .2s; padding: 4px; }
        .search-form button:hover { color: var(--gold); }

        .menu-toggle { display: none; font-size: 20px; color: var(--navy); padding: 8px; }

        .mobile-nav {
            display: none;
            background: #fff; border-top: 1px solid var(--card-border);
            box-shadow: var(--shadow-card); padding: 16px 20px;
        }
        .mobile-nav.open { display: block; }
        .mobile-nav a {
            display: block; padding: 12px 0; font-size: 16px; color: var(--text-dark);
            border-bottom: 1px solid #F0F2F5;
        }
        .mobile-nav a:last-child { border-bottom: none; }
        .mobile-nav a.active { color: var(--gold); font-weight: 600; }

        /* ===== Hero ===== */
        .hero {
            position: relative; min-height: 100vh;
            display: flex; align-items: center;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover; background-position: center;
            padding: 120px 0;
        }
        .hero-overlay {
            position: absolute; inset: 0;
            background: linear-gradient(115deg, rgba(11,18,32,.92) 0%, rgba(10,37,64,.75) 55%, rgba(10,37,64,.3) 100%);
        }
        .hero-content { position: relative; z-index: 2; padding-top: 40px; padding-bottom: 40px; }
        .hero h1 {
            font-size: clamp(36px, 6vw, 56px);
            font-weight: 800; line-height: 1.2; color: var(--text-light);
            margin-bottom: 16px;
        }
        .hero h1 .gold-text { color: var(--gold); }
        .hero-subtitle {
            font-size: 18px; color: rgba(230,237,243,.85); line-height: 1.8;
            max-width: 560px; margin-bottom: 32px;
        }
        .hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
        .hero-metrics {
            display: flex; gap: 48px; flex-wrap: wrap;
            padding-top: 32px; border-top: 1px solid rgba(255,255,255,.12);
        }
        .metric { display: flex; flex-direction: column; }
        .metric-num {
            font-family: 'Inter', 'DIN Alternate', Arial, sans-serif;
            font-size: 34px; font-weight: 800; color: var(--gold);
            line-height: 1.2;
        }
        .metric-label { font-size: 14px; color: rgba(230,237,243,.7); margin-top: 4px; }

        .scroll-indicator {
            position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%);
            color: rgba(255,255,255,.6); font-size: 20px; animation: bounce 2s infinite;
            z-index: 3;
        }
        @keyframes bounce {
            0%, 100% { transform: translate(-50%, 0); }
            50% { transform: translate(-50%, 10px); }
        }

        /* ===== 通用板块 ===== */
        .section { padding: var(--space-section) 0; }
        .section-alt { background: #fff; }
        .section-head { text-align: center; max-width: 700px; margin: 0 auto 64px; }
        .section-tag { display: inline-block; margin-bottom: 12px; }
        .section-head h2 { font-size: clamp(28px, 3.5vw, 40px); font-weight: 700; color: var(--navy); line-height: 1.3; margin-bottom: 12px; }
        .section-head p { font-size: 16px; color: var(--text-muted); }

        /* ===== 优惠阶梯 ===== */
        .stairs-wrap { display: flex; align-items: flex-start; }
        .stair-card { padding: 0 12px; }
        .stair-center { transform: translateY(-20px); }
        .card-plan {
            background: var(--card-bg); border: 1px solid var(--card-border);
            border-radius: var(--radius-card); padding: 40px 32px;
            box-shadow: var(--shadow-card); transition: all .35s ease;
            position: relative; height: 100%;
        }
        .card-plan:hover { transform: translateY(-6px); box-shadow: 0 12px 36px rgba(10,37,64,.12); }
        .card-plan.featured {
            border-color: rgba(201,169,110,.5);
            box-shadow: 0 8px 40px rgba(201,169,110,.18);
            background: linear-gradient(180deg, #fff 0%, rgba(201,169,110,.04) 100%);
        }
        .card-plan.featured:hover { box-shadow: 0 12px 48px rgba(201,169,110,.28); }
        .plan-badge {
            position: absolute; top: 20px; right: 20px;
            font-size: 12px; font-weight: 600; padding: 4px 14px;
            border-radius: var(--radius-tag); background: rgba(10,37,64,.06);
            color: var(--text-muted);
        }
        .plan-badge.hot { background: linear-gradient(135deg, #C9A96E, #B08D52); color: #fff; box-shadow: 0 0 16px rgba(201,169,110,.4); }
        .card-plan h3 { font-size: 22px; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
        .plan-desc { font-size: 14px; color: var(--text-muted); line-height: 1.6; margin-bottom: 24px; }
        .plan-price {
            display: flex; align-items: baseline; gap: 8px; margin-bottom: 24px;
            padding-bottom: 24px; border-bottom: 1px solid var(--card-border);
        }
        .plan-price small { font-size: 14px; color: var(--text-muted); }
        .plan-price span {
            font-family: 'Inter', 'DIN Alternate', Arial, sans-serif;
            font-size: 36px; font-weight: 800; color: var(--gold); line-height: 1;
        }
        .plan-features { margin-bottom: 28px; display: grid; gap: 10px; }
        .plan-features li {
            font-size: 14px; color: var(--text-dark); display: flex; align-items: center; gap: 10px;
        }
        .plan-features li::before {
            content: '\f00c'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
            font-size: 12px; color: var(--cyan);
        }

        /* ===== 集团优势 图文交替 ===== */
        .alt-row { display: flex; align-items: center; gap: 56px; margin-bottom: 80px; }
        .alt-row:last-child { margin-bottom: 0; }
        .alt-row .alt-media { flex: 0 0 46%; }
        .alt-row .alt-media img { border-radius: var(--radius-card); box-shadow: var(--shadow-card); width: 100%; object-fit: cover; min-height: 280px; }
        .alt-row .alt-body { flex: 1; }
        .alt-row .alt-body h3 { font-size: 26px; font-weight: 700; color: var(--navy); margin-bottom: 16px; line-height: 1.4; }
        .alt-row .alt-body p { font-size: 15px; color: var(--text-muted); margin-bottom: 20px; line-height: 1.8; }
        .alt-list { display: grid; gap: 12px; }
        .alt-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 15px; color: var(--text-dark); }
        .alt-list li i { color: var(--gold); margin-top: 5px; font-size: 14px; }
        .alt-row.reverse .alt-media { order: 2; }
        .alt-row.reverse .alt-body { order: 1; }

        /* ===== 套餐对比 ===== */
        .compare-wrap { overflow-x: auto; border-radius: var(--radius-card); box-shadow: var(--shadow-card); border: 1px solid var(--card-border); }
        .compare-table { width: 100%; min-width: 720px; border-collapse: collapse; background: #fff; }
        .compare-table th, .compare-table td {
            padding: 18px 20px; text-align: center; font-size: 14px;
            border-bottom: 1px solid #F0F2F5; vertical-align: middle;
        }
        .compare-table th {
            background: var(--navy); color: var(--text-light); font-weight: 600;
            font-size: 15px; padding: 20px;
        }
        .compare-table th:first-child { text-align: left; border-top-left-radius: var(--radius-card); }
        .compare-table th:last-child { border-top-right-radius: var(--radius-card); }
        .compare-table td:first-child { text-align: left; color: var(--text-muted); font-weight: 500; }
        .compare-table tr:last-child td { border-bottom: none; }
        .compare-table .col-highlight {
            background: rgba(201,169,110,.05); box-shadow: inset 0 3px 12px rgba(201,169,110,.12);
        }
        .compare-table .price-cell { font-family: 'Inter', 'DIN Alternate', Arial, sans-serif; font-size: 20px; font-weight: 800; color: var(--gold); }

        /* ===== 限时入口 ===== */
        .flash-banner {
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover; background-position: center; position: relative;
            padding: 72px 0; text-align: center;
        }
        .flash-banner::before {
            content: ''; position: absolute; inset: 0;
            background: linear-gradient(120deg, rgba(11,18,32,.92), rgba(10,37,64,.82));
        }
        .flash-banner .grid-container { position: relative; z-index: 2; }
        .flash-badge {
            display: inline-block; background: linear-gradient(135deg, #C9A96E, #B08D52);
            color: #fff; font-size: 13px; font-weight: 700; letter-spacing: 2px;
            padding: 6px 22px; border-radius: var(--radius-tag);
            margin-bottom: 20px; box-shadow: 0 0 24px rgba(201,169,110,.4);
        }
        .flash-banner h2 { font-size: clamp(26px, 3.5vw, 38px); color: var(--text-light); font-weight: 700; margin-bottom: 12px; }
        .flash-banner > .grid-container > p { color: rgba(230,237,243,.8); max-width: 560px; margin: 0 auto 36px; }
        .countdown { display: flex; justify-content: center; gap: 20px; margin-bottom: 36px; }
        .countdown .cd-item {
            width: 72px; padding: 12px 0; border-radius: 12px;
            background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14);
            backdrop-filter: blur(14px);
        }
        .countdown .cd-num {
            font-family: 'Inter', 'DIN Alternate', Arial, sans-serif;
            font-size: 32px; font-weight: 800; color: var(--gold); line-height: 1.2;
            display: block;
        }
        .countdown .cd-label { font-size: 12px; color: rgba(230,237,243,.7); }

        /* ===== 咨询表单 ===== */
        .contact-section { background: var(--navy-deep); }
        .contact-section .section-head h2 { color: var(--text-light); }
        .contact-section .section-head p { color: rgba(230,237,243,.7); }
        .contact-wrap { display: flex; align-items: center; gap: 56px; }
        .contact-media { flex: 0 0 46%; }
        .contact-media img { border-radius: var(--radius-card); width: 100%; object-fit: cover; min-height: 320px; box-shadow: var(--shadow-glass); }
        .contact-form-wrap {
            flex: 1; background: rgba(255,255,255,.06);
            border: 1px solid rgba(255,255,255,.12);
            border-radius: var(--radius-card); backdrop-filter: blur(16px);
            box-shadow: var(--shadow-glass); padding: 40px;
        }
        .form-group { margin-bottom: 20px; }
        .form-group label {
            display: block; font-size: 14px; color: var(--text-light); margin-bottom: 6px; font-weight: 500;
        }
        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%; border: 1px solid rgba(255,255,255,.16); border-radius: 8px;
            background: rgba(255,255,255,.1); padding: 12px 16px;
            color: var(--text-light); font-size: 14px; transition: all .3s;
            outline: none;
        }
        .form-group input::placeholder,
        .form-group textarea::placeholder { color: rgba(230,237,243,.4); }
        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--gold); box-shadow: 0 0 12px rgba(201,169,110,.2);
            background: rgba(255,255,255,.14);
        }
        .form-group select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23C9A96E' stroke-width='2' fill='none'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 16px center; cursor: pointer; }
        .form-group select option { color: var(--navy); background: #fff; }
        .form-privacy { font-size: 12px; color: rgba(230,237,243,.5); margin-top: 16px; line-height: 1.6; }

        /* ===== 最新信息 ===== */
        .news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
        .news-card {
            display: flex; gap: 20px; background: #fff;
            border-radius: var(--radius-card); padding: 20px;
            border: 1px solid var(--card-border); box-shadow: var(--shadow-card);
            transition: all .3s ease;
        }
        .news-card:hover { transform: translateY(-3px); box-shadow: 0 10px 32px rgba(10,37,64,.1); }
        .news-thumb {
            flex: 0 0 120px; height: 110px; border-radius: 12px;
            background: linear-gradient(135deg, var(--navy), #12385E);
            display: flex; align-items: center; justify-content: center;
            color: var(--gold); font-size: 28px; overflow: hidden;
        }
        .news-thumb img { width: 100%; height: 100%; object-fit: cover; }
        .news-body { flex: 1; min-width: 0; }
        .news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
        .news-cat { font-size: 12px; font-weight: 600; color: #8A6D3D; background: rgba(201,169,110,.12); padding: 2px 10px; border-radius: var(--radius-tag); }
        .news-date { font-size: 13px; color: var(--text-muted); font-family: 'Inter', 'DIN Alternate', Arial, sans-serif; }
        .news-body h3 { font-size: 16px; font-weight: 600; color: var(--text-dark); line-height: 1.5; margin-bottom: 6px; }
        .news-body h3 a:hover { color: var(--navy); }
        .news-body p {
            font-size: 13px; color: var(--text-muted); line-height: 1.6;
            display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
        }
        .empty-state {
            grid-column: 1 / -1; text-align: center; padding: 56px 20px;
            background: #fff; border-radius: var(--radius-card); border: 1px dashed var(--card-border);
        }
        .empty-state i { font-size: 36px; color: var(--text-muted); opacity: .4; margin-bottom: 12px; }
        .empty-state p { color: var(--text-muted); font-size: 15px; }

        /* ===== FAQ ===== */
        .faq-wrap { max-width: 780px; margin: 0 auto; }
        .accordion { border-radius: var(--radius-card); overflow: hidden; }
        .accordion-item {
            background: #fff; border: 1px solid var(--card-border);
            border-radius: 12px !important; margin-bottom: 16px; overflow: hidden;
            transition: all .3s;
        }
        .accordion-item.is-active { border-color: rgba(201,169,110,.5); box-shadow: 0 0 20px rgba(201,169,110,.1); }
        .accordion-title {
            display: flex; align-items: center; justify-content: space-between;
            padding: 20px 24px !important; font-size: 16px !important; font-weight: 600;
            color: var(--text-dark) !important; background: #fff !important;
            border: none !important; position: relative;
        }
        .accordion-title::before {
            content: '\002B'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
            font-size: 18px; color: var(--gold); margin-right: 16px;
            transition: transform .3s; order: -1;
            display: inline-flex; width: 24px; height: 24px; align-items: center; justify-content: center;
            border-radius: 6px; background: rgba(201,169,110,.1);
        }
        .accordion-item.is-active .accordion-title::before {
            content: '\00D7'; transform: rotate(180deg);
        }
        .accordion-content {
            padding: 0 24px 20px 64px !important; font-size: 14px;
            color: var(--text-muted); line-height: 1.8; border: none !important;
        }
        .accordion-content p { font-size: 14px; line-height: 1.8; }

        /* ===== CTA通栏 ===== */
        .cta-banner {
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover; background-position: center; position: relative;
            padding: 80px 0; text-align: center;
        }
        .cta-banner::before {
            content: ''; position: absolute; inset: 0;
            background: linear-gradient(135deg, rgba(11,18,32,.94), rgba(10,37,64,.78));
        }
        .cta-banner .grid-container { position: relative; z-index: 2; }
        .cta-banner h2 { font-size: clamp(28px, 4vw, 40px); color: var(--text-light); font-weight: 700; margin-bottom: 12px; }
        .cta-banner p { color: rgba(230,237,243,.8); max-width: 500px; margin: 0 auto 32px; }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--navy-deep); color: rgba(230,237,243,.8);
            padding: 64px 0 0; font-size: 14px;
        }
        .footer-grid { display: flex; flex-wrap: wrap; gap: 48px; margin-bottom: 48px; }
        .footer-brand { flex: 1 1 300px; }
        .footer-brand .logo-link { margin-bottom: 16px; }
        .footer-brand .logo-text { color: var(--text-light); }
        .footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(230,237,243,.65); max-width: 320px; }
        .footer-col { flex: 1 1 160px; }
        .footer-col h4 { font-size: 15px; font-weight: 600; color: var(--text-light); margin-bottom: 16px; }
        .footer-col ul { display: grid; gap: 8px; }
        .footer-col a { color: rgba(230,237,243,.65); font-size: 14px; }
        .footer-col a:hover { color: var(--gold); }
        .footer-contact { flex: 1 1 220px; }
        .footer-contact h4 { font-size: 15px; font-weight: 600; color: var(--text-light); margin-bottom: 16px; }
        .footer-contact p { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; color: rgba(230,237,243,.65); font-size: 14px; }
        .footer-contact i { color: var(--gold); width: 18px; text-align: center; }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.08);
            padding: 20px 0; text-align: center;
            font-size: 13px; color: rgba(230,237,243,.45);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1023px) {
            .header-nav { display: none; }
            .header-actions .search-form { display: none; }
            .menu-toggle { display: block; }
            .stair-center { transform: none; }
            .stairs-wrap { flex-wrap: wrap; row-gap: 32px; }
            .alt-row { flex-direction: column; gap: 32px; }
            .alt-row .alt-media, .alt-row .alt-body { flex: 1 1 100%; }
            .alt-row.reverse .alt-media { order: 0; }
            .alt-row.reverse .alt-body { order: 0; }
            .contact-wrap { flex-direction: column; gap: 32px; }
            .contact-media { flex: 1 1 100%; }
            .contact-form-wrap { flex: 1 1 100%; }
            .news-grid { grid-template-columns: 1fr; }
            .hero h1 { font-size: 40px; }
            .hero-metrics { gap: 32px; }
        }

        @media (max-width: 639px) {
            .section { padding: var(--space-section-mobile) 0; }
            .section-head { margin-bottom: 40px; }
            .hero { padding: 80px 0; min-height: 560px; }
            .hero h1 { font-size: 32px; }
            .hero-subtitle { font-size: 16px; }
            .hero-actions { flex-direction: column; gap: 12px; }
            .hero-actions .btn { width: 100%; }
            .hero-metrics { gap: 24px; }
            .metric-num { font-size: 26px; }
            .card-plan { padding: 28px 22px; }
            .plan-price span { font-size: 30px; }
            .countdown { gap: 10px; }
            .countdown .cd-item { width: 56px; }
            .countdown .cd-num { font-size: 24px; }
            .alt-row .alt-body h3 { font-size: 22px; }
            .contact-form-wrap { padding: 24px; }
            .news-card { flex-direction: column; }
            .news-thumb { flex: 0 0 160px; width: 100%; height: 160px; }
            .footer-grid { flex-direction: column; gap: 32px; }
            .header-logo .logo-text { font-size: 16px; }
        }

        @media (max-width: 480px) {
            .grid-container { padding-left: 16px; padding-right: 16px; }
            .hero-metrics { flex-direction: column; gap: 16px; }
            .alt-list li { font-size: 14px; }
            .compare-wrap { border-radius: 12px; }
            .header-actions .btn { display: none; }
            .logo-icon { width: 34px; height: 34px; }
        }

/* roulang page: article */
:root {
            --primary: #0A2540;
            --dark: #0B1220;
            --gold: #C9A96E;
            --gold-light: #DCC39A;
            --cyan: #3DD6E0;
            --bg-light: #F5F7FA;
            --card-bg: #FFFFFF;
            --border-color: #E6EAF0;
            --text-main: #1A2B3C;
            --text-light: #E6EDF3;
            --text-muted: #6B7A8D;
            --radius-xl: 16px;
            --radius-lg: 12px;
            --radius-md: 8px;
            --radius-pill: 999px;
            --shadow-sm: 0 2px 8px rgba(10, 37, 64, 0.06);
            --shadow-md: 0 6px 24px rgba(10, 37, 64, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.35);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --container-max: 1200px;
        }

        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }

        body {
            font-family: "Source Han Sans SC", "HarmonyOS Sans", "Microsoft YaHei", "PingFang SC", system-ui, -apple-system, sans-serif;
            background: var(--bg-light);
            color: var(--text-main);
            font-size: 16px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

        a { color: var(--primary); text-decoration: none; transition: var(--transition); }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol, p, h1, h2, h3, h4, h5 { margin: 0; padding: 0; }

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

        .btn {
            display: inline-flex; align-items: center; justify-content: center;
            font-size: 15px; font-weight: 600; line-height: 1;
            padding: 12px 30px; border-radius: var(--radius-pill);
            border: none; cursor: pointer; transition: var(--transition);
            text-align: center;
        }

        .btn-gold {
            background: linear-gradient(135deg, var(--gold), #b8935a);
            color: var(--dark);
            box-shadow: 0 0 24px rgba(201,169,110,0.35);
        }
        .btn-gold:hover { transform: translateY(-2px); box-shadow: 0 0 32px rgba(201,169,110,0.55); color: var(--dark); }

        .btn-ghost { background: transparent; border: 1px solid rgba(255,255,255,0.5); color: #fff; }
        .btn-ghost:hover { border-color: var(--gold); color: var(--gold); }

        .btn-primary-lg { background: var(--primary); color: #fff; padding: 16px 40px; font-size: 16px; }
        .btn-primary-lg:hover { background: var(--dark); transform: translateY(-2px); color: #fff; box-shadow: var(--shadow-md); }

        .btn-dark-lg { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.3); color: #fff; padding: 14px 36px; }
        .btn-dark-lg:hover { border-color: var(--gold); color: var(--gold); background: rgba(255,255,255,0.12); }

        /* ===== Header ===== */
        .site-header {
            position: sticky; top: 0; z-index: 100;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-color);
            box-shadow: 0 2px 12px rgba(10, 37, 64, 0.06);
        }
        .site-header .grid-x { height: 72px; }

        .header-logo { display: flex; align-items: center; }
        .logo-link { display: flex; align-items: center; gap: 10px; }
        .logo-icon {
            width: 38px; height: 38px; border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), #16325c);
            color: #fff; display: flex; align-items: center; justify-content: center;
            font-size: 18px; font-weight: 700;
        }
        .logo-text { font-size: 18px; font-weight: 800; color: var(--primary); letter-spacing: 1px; white-space: nowrap; }
        .logo-text span { color: var(--gold); }

        .header-nav { display: flex; align-items: center; justify-content: center; }
        .nav-list { display: flex; list-style: none; gap: 4px; margin: 0; padding: 0; }
        .nav-list li { margin: 0; }
        .nav-list li a {
            display: inline-block; padding: 8px 18px; border-radius: var(--radius-pill);
            font-size: 15px; font-weight: 500; color: var(--text-main);
            position: relative;
        }
        .nav-list li a:hover { background: rgba(10,37,64,0.05); color: var(--primary); }
        .nav-list li a.active { color: var(--primary); font-weight: 600; }
        .nav-list li a.active::after { content: ""; position: absolute; left: 18px; right: 18px; bottom: 0; height: 2px; background: var(--gold); border-radius: 2px; }

        .header-actions { display: flex; align-items: center; gap: 16px; }
        .search-form {
            display: flex; align-items: center;
            background: var(--bg-light);
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-color);
            padding: 0 8px 0 16px;
            transition: var(--transition);
        }
        .search-form input {
            border: none; background: transparent; width: 180px;
            transition: var(--transition); font-size: 14px;
            padding: 10px 0; color: var(--text-main);
        }
        .search-form input:focus { outline: none; width: 240px; }
        .search-form button { background: none; border: none; color: var(--text-muted); cursor: pointer; padding: 8px; font-size: 14px; transition: var(--transition); }
        .search-form button:hover { color: var(--gold); }
        .search-form:focus-within { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(201,169,110,0.15); }

        .menu-toggle {
            display: none; background: none; border: none;
            font-size: 22px; color: var(--primary); cursor: pointer; padding: 8px;
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-section { background: var(--bg-light); padding: 16px 0; border-bottom: 1px solid var(--border-color); }
        .breadcrumb { list-style: none; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 0; font-size: 14px; color: var(--text-muted); }
        .breadcrumb li { display: flex; align-items: center; gap: 8px; }
        .breadcrumb a { color: var(--text-muted); }
        .breadcrumb a:hover { color: var(--primary); }
        .breadcrumb .current { color: var(--primary); font-weight: 500; max-width: 300px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
        .breadcrumb .sep { color: #c3ccd6; font-size: 12px; }

        /* ===== Article Main ===== */
        .article-main { padding: 48px 0 96px; }

        .article-header { max-width: 860px; margin: 0 auto 32px; text-align: center; }
        .article-header h1 {
            font-size: clamp(28px, 5vw, 40px);
            font-weight: 800; line-height: 1.3;
            color: var(--primary); margin-bottom: 16px;
        }
        .article-meta {
            display: flex; justify-content: center; flex-wrap: wrap;
            gap: 20px; color: var(--text-muted); font-size: 14px;
        }
        .article-meta span { display: inline-flex; align-items: center; gap: 6px; }
        .article-meta i { color: var(--gold); }

        .article-cover { max-width: 860px; margin: 0 auto 32px; border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-md); position: relative; }
        .article-cover img { width: 100%; height: 100%; object-fit: cover; }

        .article-content {
            max-width: 780px; margin: 0 auto;
            padding: 48px;
            background: var(--card-bg);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-color);
        }

        .article-content > * { margin-bottom: 24px; }
        .article-content > *:last-child { margin-bottom: 0; }

        .article-content p { line-height: 1.9; font-size: 16px; color: var(--text-main); }
        .article-content h1 { font-size: 32px; font-weight: 700; color: var(--primary); margin-bottom: 24px; }
        .article-content h2 {
            font-size: 28px; font-weight: 700; color: var(--primary);
            margin-top: 40px; margin-bottom: 20px;
            border-left: 4px solid var(--gold); padding-left: 16px;
        }
        .article-content h3 { font-size: 22px; font-weight: 600; color: var(--primary); margin-top: 32px; margin-bottom: 16px; }
        .article-content h4 { font-size: 18px; font-weight: 600; color: var(--primary); margin-top: 24px; margin-bottom: 12px; }
        .article-content ul, .article-content ol { padding-left: 24px; margin-bottom: 24px; }
        .article-content ul li, .article-content ol li { margin-bottom: 10px; line-height: 1.8; }
        .article-content ul li::marker { color: var(--gold); }
        .article-content ol li::marker { color: var(--gold); font-weight: 600; }
        .article-content blockquote {
            border-left: 4px solid var(--gold);
            background: rgba(201,169,110,0.08);
            padding: 18px 24px;
            border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
            color: var(--text-muted); font-style: italic;
            margin: 24px 0;
        }
        .article-content blockquote p { margin: 0; color: var(--text-muted); }
        .article-content img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); margin: 24px 0; }
        .article-content a { color: var(--primary); border-bottom: 1px solid var(--gold); }
        .article-content a:hover { color: var(--gold); }

        .article-content table {
            width: 100%; border-collapse: collapse;
            margin: 24px 0; font-size: 14px;
            border-radius: var(--radius-lg); overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .article-content table th {
            background: var(--primary); color: #fff;
            padding: 12px 16px; text-align: left; font-weight: 600;
        }
        .article-content table td {
            padding: 12px 16px; border-bottom: 1px solid var(--border-color);
            background: #fff;
        }
        .article-content table tr:last-child td { border-bottom: none; }
        .article-content table tr:hover td { background: rgba(201,169,110,0.04); }

        .article-empty { text-align: center; padding: 80px 20px; }
        .article-empty .empty-icon {
            width: 72px; height: 72px; margin: 0 auto 20px;
            background: var(--bg-light); border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            font-size: 28px; color: var(--text-muted);
        }
        .article-empty p { font-size: 18px; color: var(--text-muted); margin-bottom: 24px; }

        /* ===== In-article CTA ===== */
        .article-cta {
            max-width: 780px; margin: 40px auto; padding: 36px 44px;
            background: linear-gradient(135deg, var(--dark), #13294b);
            border-radius: var(--radius-xl);
            position: relative; overflow: hidden;
            display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px;
            box-shadow: var(--shadow-lg);
        }
        .article-cta::before {
            content: ""; position: absolute; top: -60%; right: -15%;
            width: 240px; height: 240px; border-radius: 50%;
            background: radial-gradient(circle, rgba(201,169,110,0.2), transparent 70%);
        }
        .article-cta::after {
            content: ""; position: absolute; bottom: -80%; left: -10%;
            width: 180px; height: 180px; border-radius: 50%;
            background: radial-gradient(circle, rgba(61,214,224,0.12), transparent 70%);
        }
        .article-cta-text { position: relative; z-index: 1; flex: 1; min-width: 220px; }
        .article-cta-text p { color: #fff; margin: 0; font-size: 17px; font-weight: 600; line-height: 1.7; }
        .article-cta-text span { display: block; margin-top: 6px; color: rgba(230,237,243,0.7); font-size: 14px; font-weight: 400; }
        .article-cta .btn { position: relative; z-index: 1; white-space: nowrap; }

        /* ===== Related ===== */
        .related-section { max-width: 1000px; margin: 64px auto 0; }
        .section-head { text-align: center; margin-bottom: 40px; }
        .section-head h2 { font-size: 32px; font-weight: 800; color: var(--primary); line-height: 1.3; }
        .section-head .section-sub { color: var(--text-muted); margin-top: 8px; font-size: 15px; }

        .related-grid { gap: 24px 0; }
        .related-card { margin-bottom: 8px; }
        .related-card a {
            display: flex; flex-direction: column;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
        }
        .related-card a:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--gold); }
        .related-thumb { aspect-ratio: 16/9; overflow: hidden; background: linear-gradient(135deg, var(--primary), #16325c); }
        .related-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
        .related-card a:hover .related-thumb img { transform: scale(1.05); }
        .related-info { padding: 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
        .related-info h3 { font-size: 15px; line-height: 1.5; font-weight: 600; color: var(--text-main); margin: 0; }
        .related-info h3:hover { color: var(--primary); }
        .related-date { font-size: 13px; color: var(--text-muted); display: flex; align-items: center; gap: 6px; margin-top: auto; }
        .related-date i { color: var(--gold); }

        .related-empty {
            text-align: center; padding: 64px 20px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px dashed #d6dee8;
        }
        .empty-icon {
            width: 64px; height: 64px; margin: 0 auto 16px;
            background: var(--bg-light); border-radius: 50%;
            display: flex; align-items: center; justify-content: center;
            font-size: 24px; color: var(--text-muted);
        }
        .related-empty p { color: var(--text-muted); font-size: 15px; }

        /* ===== Back Category ===== */
        .back-category-wrap { text-align: center; margin-top: 56px; }
        .back-category-wrap .btn i { margin-right: 8px; }

        /* ===== Footer ===== */
        .site-footer { background: var(--dark); color: var(--text-light); padding: 64px 0 0; margin-top: 0; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.2fr; gap: 48px; padding-bottom: 40px; }
        .footer-brand .logo-link .logo-text { color: #fff; }
        .footer-brand p { color: rgba(230,237,243,0.7); line-height: 1.8; margin-top: 16px; font-size: 14px; }
        .footer-col h4, .footer-contact h4 { font-size: 16px; font-weight: 600; margin-bottom: 16px; color: #fff; }
        .footer-col ul { list-style: none; margin: 0; padding: 0; }
        .footer-col li { margin-bottom: 10px; }
        .footer-col a { color: rgba(230,237,243,0.6); font-size: 14px; }
        .footer-col a:hover { color: var(--gold); padding-left: 4px; }
        .footer-contact p { margin-bottom: 10px; color: rgba(230,237,243,0.6); font-size: 14px; }
        .footer-contact i { color: var(--gold); margin-right: 8px; }
        .footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; text-align: center; font-size: 13px; color: rgba(230,237,243,0.5); }

        /* ===== Responsive ===== */
        @media (max-width: 1023px) {
            .menu-toggle { display: block; }
            .header-nav {
                display: none;
                position: absolute; top: 72px; left: 0; right: 0;
                background: #fff; padding: 16px 20px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: var(--shadow-md);
            }
            .header-nav.open { display: block; }
            .nav-list { flex-direction: column; gap: 4px; }
            .nav-list li a { display: block; padding: 12px 16px; border-radius: var(--radius-md); }
            .nav-list li a.active { background: rgba(201,169,110,0.12); color: var(--primary); }
            .nav-list li a.active::after { display: none; }

            .search-form { display: none; }
            .header-actions .btn { font-size: 14px; padding: 10px 20px; }

            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .footer-brand { grid-column: 1 / -1; }
            .article-content { padding: 36px; }
        }

        @media (max-width: 639px) {
            .site-header .btn { display: none; }
            .header-logo .logo-text { font-size: 16px; }
            .logo-icon { width: 34px; height: 34px; font-size: 16px; }

            .breadcrumb .current { max-width: 160px; }
            .article-main { padding: 32px 0 64px; }
            .article-header h1 { font-size: 26px; }
            .article-meta { gap: 12px; font-size: 13px; }

            .article-content { padding: 24px; border-radius: var(--radius-lg); }
            .article-content h2 { font-size: 22px; }
            .article-content h3 { font-size: 19px; }
            .article-content p { font-size: 15px; }

            .article-cta { padding: 28px 24px; flex-direction: column; align-items: flex-start; gap: 16px; }
            .article-cta-text p { font-size: 16px; }
            .article-cta .btn { width: 100%; }

            .related-section { margin-top: 48px; }
            .section-head h2 { font-size: 26px; }
            .section-head .section-sub { font-size: 14px; }

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

/* roulang page: category1 */
:root {
            --brand-navy: #0A2540;
            --dark-bg: #0B1220;
            --gold: #C9A96E;
            --info-cyan: #3DD6E0;
            --light-bg: #F5F7FA;
            --card-bg: #FFFFFF;
            --card-border: #E6EAF0;
            --text-dark: #1A2B3C;
            --text-light: #E6EDF3;
            --text-muted: #6B7A8D;
            --radius-card: 16px;
            --radius-btn: 999px;
            --radius-tag: 6px;
            --shadow-card: 0 6px 24px rgba(10, 37, 64, 0.08);
            --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.35);
            --font-cn: "Source Han Sans SC", "HarmonyOS Sans SC", "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
            --font-en: "Inter", "DIN Alternate", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 90px;
        }

        body {
            font-family: var(--font-cn);
            background: var(--light-bg);
            color: var(--text-dark);
            font-size: 16px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: var(--brand-navy);
            transition: color .2s;
        }

        a:hover, a:focus {
            color: var(--gold);
            outline: none;
        }

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

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

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .grid-container {
            max-width: 1200px;
            padding-left: 16px;
            padding-right: 16px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            border: 1px solid transparent;
            cursor: pointer;
            line-height: 1.4;
            transition: all .25s ease;
            white-space: nowrap;
        }

        .btn-gold {
            background: linear-gradient(135deg, #d9bd88, var(--gold) 55%, #b38d4f);
            color: var(--dark-bg);
            box-shadow: 0 0 24px rgba(201, 169, 110, 0.35);
        }

        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 32px rgba(201, 169, 110, 0.55);
            color: var(--dark-bg);
        }

        .btn-outline-light {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            backdrop-filter: blur(6px);
        }

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

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(201, 169, 110, 0.16);
            border: 1px solid rgba(201, 169, 110, 0.35);
            color: #8a6a2e;
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: var(--radius-tag);
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(230, 234, 240, 0.9);
            box-shadow: 0 2px 16px rgba(10, 37, 64, 0.06);
            height: 72px;
        }

        .site-header .grid-container {
            height: 72px;
        }

        .header-logo .logo-link {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--brand-navy), #14365c);
            color: var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 700;
            box-shadow: inset 0 0 0 1px rgba(201, 169, 110, 0.5);
            flex-shrink: 0;
        }

        .logo-text {
            font-family: var(--font-en);
            font-size: 24px;
            font-weight: 800;
            color: var(--brand-navy);
            letter-spacing: -0.5px;
            white-space: nowrap;
        }

        .logo-text span {
            font-family: var(--font-cn);
            font-size: 18px;
            font-weight: 600;
            margin-left: 2px;
        }

        .header-nav {
            padding-left: 12px;
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-list a {
            display: block;
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dark);
            position: relative;
            border: 1px solid transparent;
            transition: all .2s;
        }

        .nav-list a:hover {
            background: #f0f4f8;
            color: var(--brand-navy);
        }

        .nav-list a.active {
            font-weight: 700;
            color: var(--brand-navy);
            background: #f5f7fa;
        }

        .nav-list a.active::after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: -18px;
            height: 3px;
            background: linear-gradient(90deg, var(--gold), #e7d5a8);
            border-radius: 999px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .search-form {
            display: flex;
            align-items: center;
            background: #f0f4f8;
            border-radius: 999px;
            padding: 2px 2px 2px 16px;
            border: 1px solid transparent;
            transition: all .3s ease;
        }

        .search-form:focus-within {
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.18);
            background: #fff;
        }

        .search-form input {
            background: transparent;
            border: none;
            outline: none;
            width: 180px;
            transition: width .3s ease;
            font-size: 14px;
            color: var(--text-dark);
        }

        .search-form input:focus {
            width: 240px;
        }

        .search-form input::placeholder {
            color: #9aa7b5;
        }

        .search-form button {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            border: none;
            background: var(--brand-navy);
            color: #fff;
            cursor: pointer;
            transition: background .2s, color .2s;
            flex-shrink: 0;
        }

        .search-form button:hover {
            background: var(--gold);
            color: var(--dark-bg);
        }

        .menu-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            border: 1px solid #e6eaf0;
            background: #fff;
            color: var(--brand-navy);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: all .2s;
        }

        .menu-toggle:hover {
            border-color: var(--gold);
            color: var(--gold);
        }

        /* 页面 Hero */
        .page-hero {
            position: relative;
            min-height: 420px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
            color: #fff;
            overflow: hidden;
        }

        .page-hero .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(11, 18, 32, 0.92) 20%, rgba(10, 37, 64, 0.68) 60%, rgba(10, 37, 64, 0.35) 100%);
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(230, 237, 243, 0.7);
            font-size: 14px;
            margin-bottom: 20px;
        }

        .breadcrumb a {
            color: rgba(230, 237, 243, 0.8);
        }

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

        .page-hero h1 {
            font-size: clamp(36px, 6vw, 64px);
            line-height: 1.2;
            font-weight: 800;
            max-width: 820px;
            color: #fff;
            margin: 0;
        }

        .page-hero h1 span {
            color: var(--gold);
            display: block;
            margin-top: 8px;
        }

        .hero-sub {
            font-size: 18px;
            line-height: 1.8;
            color: rgba(230, 237, 243, 0.88);
            max-width: 640px;
            margin: 24px 0 32px;
        }

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

        /* 左右交替区块 */
        .alternate-section {
            padding: 96px 0;
            background: var(--light-bg);
        }

        .alternate-block {
            margin-bottom: 64px;
        }

        .alternate-block:last-child {
            margin-bottom: 0;
        }

        .alternate-media {
            position: relative;
            padding: 0 12px;
        }

        .alternate-media img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
        }

        .media-badge {
            position: absolute;
            left: 32px;
            top: 24px;
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: rgba(255, 255, 255, 0.92);
            color: var(--brand-navy);
            font-family: var(--font-en);
            font-weight: 800;
            font-size: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.14);
            backdrop-filter: blur(6px);
        }

        .alternate-content {
            padding: 24px 28px;
        }

        .alternate-content h2 {
            font-size: 32px;
            line-height: 1.3;
            color: var(--brand-navy);
            margin: 16px 0 12px;
        }

        .alternate-content p {
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 16px;
        }

        .check-list {
            display: grid;
            gap: 10px;
        }

        .check-list li {
            padding-left: 32px;
            position: relative;
            color: var(--text-dark);
            font-size: 15px;
            line-height: 1.7;
        }

        .check-list li::before {
            content: "\f00c";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 2px;
            color: var(--gold);
            width: 22px;
            height: 22px;
            border-radius: 50%;
            border: 1px solid rgba(201, 169, 110, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
        }

        /* 服务体系 */
        .features-section {
            padding: 96px 0;
            background: #fff;
        }

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

        .section-tag {
            display: inline-block;
            background: rgba(201, 169, 110, 0.16);
            color: #8a6a2e;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 999px;
            margin-bottom: 16px;
        }

        .section-head h2 {
            font-size: 36px;
            line-height: 1.3;
            color: var(--brand-navy);
            margin-bottom: 12px;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
        }

        .features-grid {
            display: flex;
            flex-wrap: wrap;
        }

        .feature-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            position: relative;
            min-height: 220px;
            margin-bottom: 24px;
            height: 100%;
            transition: transform .3s, box-shadow .3s;
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 40px rgba(10, 37, 64, 0.14);
        }

        .feature-num {
            font-family: var(--font-en);
            font-weight: 800;
            font-size: 44px;
            line-height: 1;
            color: rgba(201, 169, 110, 0.28);
            position: absolute;
            right: 22px;
            top: 20px;
        }

        .feature-card h3 {
            font-size: 20px;
            color: var(--brand-navy);
            margin: 24px 0 10px;
        }

        .feature-card p {
            color: var(--text-muted);
            font-size: 15px;
        }

        /* 适用场景 */
        .scenario-section {
            position: relative;
            padding: 96px 0;
            background-size: cover;
            background-position: center;
            color: #fff;
        }

        .scenario-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg, rgba(11, 18, 32, 0.95), rgba(10, 37, 64, 0.85));
        }

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

        .section-head.light h2 {
            color: #fff;
        }

        .section-head.light p {
            color: rgba(230, 237, 243, 0.8);
        }

        .section-head.light .section-tag {
            background: rgba(201, 169, 110, 0.22);
            color: #d6bd8c;
        }

        .glass-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(16px);
            border-radius: var(--radius-card);
            padding: 40px 32px;
            box-shadow: var(--shadow-glass);
            height: 100%;
            margin-bottom: 24px;
            transition: transform .3s, border-color .3s;
        }

        .glass-card:hover {
            transform: translateY(-6px);
            border-color: rgba(201, 169, 110, 0.6);
        }

        .glass-card i {
            color: var(--gold);
            font-size: 28px;
            margin-bottom: 18px;
        }

        .glass-card h3 {
            font-size: 22px;
            color: #fff;
            margin-bottom: 12px;
        }

        .glass-card p {
            color: rgba(230, 237, 243, 0.85);
            font-size: 15px;
        }

        /* 服务流程 */
        .process-section {
            padding: 96px 0;
            background: var(--light-bg);
        }

        .process-step {
            background: #fff;
            border: 1px solid var(--card-border);
            border-radius: var(--radius-card);
            padding: 32px 26px;
            box-shadow: var(--shadow-card);
            position: relative;
            height: 100%;
            margin-bottom: 24px;
            transition: transform .3s, box-shadow .3s;
        }

        .process-step:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 40px rgba(10, 37, 64, 0.12);
        }

        .process-step::after {
            content: "\f105";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            right: -22px;
            top: 36px;
            color: var(--gold);
            font-size: 20px;
            z-index: 2;
        }

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

        .step-num {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--brand-navy), #12315a);
            color: var(--gold);
            font-family: var(--font-en);
            font-weight: 800;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .process-step h3 {
            font-size: 20px;
            color: var(--brand-navy);
            margin-bottom: 10px;
        }

        .process-step p {
            color: var(--text-muted);
            font-size: 15px;
        }

        /* FAQ */
        .faq-section {
            padding: 96px 0;
            background: #fff;
        }

        .accordion-custom {
            border: 0;
        }

        .accordion-custom .accordion-item {
            border: 1px solid var(--card-border);
            border-radius: var(--radius-card);
            margin-bottom: 16px;
            overflow: hidden;
            background: var(--card-bg);
            box-shadow: var(--shadow-card);
            transition: box-shadow .3s, border-color .3s;
        }

        .accordion-custom .accordion-item:hover {
            box-shadow: 0 10px 30px rgba(10, 37, 64, 0.1);
        }

        .accordion-custom .accordion-item.is-active {
            border-color: rgba(201, 169, 110, 0.5);
            box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.12);
        }

        .accordion-custom .accordion-title {
            padding: 20px 22px 20px 58px;
            font-size: 16px;
            font-weight: 600;
            color: var(--brand-navy);
            background: transparent !important;
            border-bottom: 0 !important;
            position: relative;
            display: block;
        }

        .accordion-custom .accordion-title:hover,
        .accordion-custom .accordion-title:focus {
            background: #f8fafc !important;
            color: var(--brand-navy);
        }

        .accordion-custom .accordion-title::after {
            display: none;
        }

        .accordion-custom .accordion-title::before {
            content: "\2b";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            left: 20px;
            top: 50%;
            transform: translateY(-50%);
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid rgba(201, 169, 110, 0.5);
            color: var(--gold);
            font-size: 13px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform .3s, border-color .3s;
        }

        .accordion-custom .accordion-item.is-active .accordion-title::before {
            content: "\f00d";
            transform: translateY(-50%) rotate(180deg);
            border-color: var(--gold);
            background: rgba(201, 169, 110, 0.12);
        }

        .accordion-custom .accordion-content {
            padding: 0 22px 22px 58px;
            color: var(--text-muted);
            font-size: 15px;
            background: transparent !important;
            border-bottom: 0 !important;
        }

        /* CTA 通栏 */
        .cta-band {
            position: relative;
            padding: 96px 0;
            background-size: cover;
            background-position: center;
            color: #fff;
            overflow: hidden;
        }

        .cta-band::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(11, 18, 32, 0.94), rgba(10, 37, 64, 0.78));
        }

        .cta-band .grid-container {
            position: relative;
            z-index: 2;
        }

        .cta-card {
            max-width: 820px;
            margin: 0 auto;
            text-align: center;
        }

        .cta-card h2 {
            font-size: clamp(28px, 4vw, 42px);
            color: #fff;
            margin-bottom: 16px;
        }

        .cta-card p {
            color: rgba(230, 237, 243, 0.85);
            font-size: 17px;
            margin-bottom: 28px;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 18px;
        }

        .cta-note {
            font-size: 13px;
            color: rgba(230, 237, 243, 0.55);
        }

        /* 页脚 */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(230, 237, 243, 0.8);
            padding: 64px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .site-footer .logo-text {
            color: #fff;
        }

        .site-footer .logo-text span {
            color: rgba(230, 237, 243, 0.9);
        }

        .footer-brand p {
            color: rgba(230, 237, 243, 0.6);
            font-size: 14px;
            margin: 16px 0 0;
            max-width: 320px;
        }

        .footer-col h4,
        .footer-contact h4 {
            color: #fff;
            font-size: 16px;
            margin-bottom: 16px;
        }

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

        .footer-col a,
        .footer-contact p {
            color: rgba(230, 237, 243, 0.65);
            font-size: 14px;
            transition: color .2s;
        }

        .footer-col a:hover {
            color: var(--gold);
        }

        .footer-contact i {
            color: var(--gold);
            width: 22px;
            margin-right: 4px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            color: rgba(230, 237, 243, 0.45);
            font-size: 13px;
            flex-wrap: wrap;
            gap: 8px;
        }

        /* 响应式 */
        @media (max-width: 1023px) {
            .menu-toggle {
                display: inline-flex;
            }

            .header-actions .search-form,
            .header-actions .btn-gold {
                display: none;
            }

            .header-nav {
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid #e6eaf0;
                padding: 16px;
                display: none;
                box-shadow: 0 16px 24px rgba(10, 37, 64, 0.1);
            }

            .header-nav.open {
                display: block;
            }

            .nav-list {
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
            }

            .nav-list a {
                width: 100%;
                padding: 12px 16px;
            }

            .nav-list a.active {
                background: rgba(201, 169, 110, 0.12);
            }

            .nav-list a.active::after {
                display: none;
            }

            .alternate-block {
                margin-bottom: 48px;
            }

            .alternate-media img {
                height: 320px;
            }

            .alternate-content {
                padding: 24px 12px 0;
            }

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

        @media (max-width: 639px) {
            .site-header,
            .site-header .grid-container {
                height: 64px;
            }

            .header-nav {
                top: 64px;
            }

            .page-hero {
                min-height: 360px;
            }

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

            .page-hero h1 {
                font-size: clamp(30px, 10vw, 44px);
            }

            .hero-sub {
                font-size: 16px;
            }

            .alternate-section,
            .features-section,
            .scenario-section,
            .process-section,
            .faq-section,
            .cta-band {
                padding: 56px 0;
            }

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

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

            .alternate-media img {
                height: 260px;
            }

            .alternate-content h2 {
                font-size: 26px;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                justify-content: center;
                text-align: center;
            }
        }