/* roulang page: index */
:root {
        --primary: #2D7BE6;
        --primary-dark: #1F6FD9;
        --primary-light: #EAF2FD;
        --accent: #E8A23D;
        --accent-soft: #FCF3E3;
        --page-bg: #F5F9FE;
        --card-bg: #FFFFFF;
        --text-main: #1F2937;
        --text-sub: #6B7280;
        --border-color: #E5EAF1;
        --footer-bg: #142A40;
        --shadow-sm: 0 4px 20px rgba(30, 54, 90, 0.06);
        --shadow-md: 0 10px 30px rgba(30, 54, 90, 0.10);
        --shadow-lg: 0 18px 44px rgba(30, 54, 90, 0.14);
        --radius: 14px;
        --radius-lg: 20px;
        --radius-pill: 999px;
        --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        --ease: all .25s ease;
    }
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; font-size: 16px; }
    body {
        font-family: var(--font-family);
        color: var(--text-main);
        background: var(--page-bg);
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
        overflow-x: hidden;
    }
    img { max-width: 100%; display: block; }
    a { text-decoration: none; color: var(--primary); transition: var(--ease); }
    a:hover { color: var(--primary-dark); }
    ul { list-style: none; }
    .grid-container { max-width: 1280px; }
    ::selection { background: rgba(45, 123, 230, 0.18); }

    .site-header {
        position: sticky;
        top: 0;
        z-index: 999;
        background: rgba(255, 255, 255, 0.72);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border-bottom: 1px solid rgba(229, 234, 241, 0.8);
        transition: box-shadow .25s ease;
    }
    .site-header.scrolled {
        background: rgba(255, 255, 255, 0.92);
        box-shadow: 0 8px 32px rgba(31, 55, 90, 0.08);
    }
    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 14px 0;
        gap: 16px;
    }
    .brand {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
        padding: 4px 0;
    }
    .brand-icon {
        width: 38px;
        height: 38px;
        background: linear-gradient(135deg, var(--primary) 0%, #57A0F5 100%);
        border-radius: 12px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 18px;
        box-shadow: 0 6px 14px rgba(45, 123, 230, 0.30);
    }
    .brand-text {
        font-size: 22px;
        font-weight: 800;
        color: var(--text-main);
        letter-spacing: -0.4px;
        line-height: 1.2;
    }
    .brand-text small {
        display: block;
        font-size: 11px;
        font-weight: 500;
        color: var(--text-sub);
        letter-spacing: 1.5px;
    }
    .header-nav {
        display: flex;
        align-items: center;
        justify-content: center;
        flex: 1;
        gap: 4px;
    }
    .header-nav a {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 15px;
        font-weight: 500;
        color: #3f4a5a;
        padding: 8px 14px;
        border-radius: 10px;
        line-height: 1.4;
        white-space: nowrap;
    }
    .header-nav a:hover { background: var(--primary-light); color: var(--primary-dark); }
    .header-nav a.active { background: var(--primary); color: #fff; box-shadow: 0 4px 12px rgba(45, 123, 230, 0.25); }
    .header-tools {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
    }
    .cmd-search {
        display: flex;
        align-items: center;
        gap: 8px;
        width: 235px;
        height: 40px;
        padding: 0 6px 0 14px;
        background: #F2F5F9;
        border: 1px solid transparent;
        border-radius: var(--radius-pill);
        color: #858D99;
        font-size: 13px;
        cursor: pointer;
        transition: var(--ease);
    }
    .cmd-search:hover { background: #fff; border-color: var(--border-color); box-shadow: var(--shadow-sm); }
    .cmd-search .kbd {
        margin-left: auto;
        min-width: 28px;
        height: 24px;
        padding: 0 6px;
        background: #fff;
        border: 1px solid #E2E7EE;
        border-radius: 6px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 11px;
        font-weight: 600;
        color: #9AA3AF;
        box-shadow: 0 1px 2px rgba(31, 45, 65, 0.06);
    }
    .icon-btn {
        width: 40px;
        height: 40px;
        border-radius: 12px;
        border: 1px solid var(--border-color);
        background: #fff;
        color: #455260;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        font-size: 15px;
        transition: var(--ease);
    }
    .icon-btn:hover { border-color: var(--primary); color: var(--primary-dark); box-shadow: var(--shadow-sm); }
    .header-cta {
        height: 40px;
        padding: 0 20px;
        border-radius: 12px;
        background: var(--primary);
        color: #fff;
        font-weight: 600;
        font-size: 14px;
        border: none;
        display: inline-flex;
        align-items: center;
        gap: 8px;
        cursor: pointer;
        transition: var(--ease);
        box-shadow: 0 6px 18px rgba(45, 123, 230, 0.24);
    }
    .header-cta:hover { background: var(--primary-dark); color: #fff; transform: translateY(-1px); box-shadow: 0 10px 24px rgba(45, 123, 230, 0.32); }
    .search-pop {
        position: absolute;
        top: calc(100% + 8px);
        right: 0;
        width: 420px;
        max-width: calc(100vw - 30px);
        background: #fff;
        border-radius: 18px;
        box-shadow: var(--shadow-lg);
        border: 1px solid var(--border-color);
        padding: 18px;
        display: none;
        z-index: 100;
    }
    .search-pop.is-open { display: block; animation: fadeSlide .2s ease; }
    @keyframes fadeSlide { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }
    .search-pop-title { font-size: 12px; color: #98A2AF; margin-bottom: 12px; }
    .search-tags { display: flex; flex-wrap: wrap; gap: 8px; }
    .search-tags a {
        display: inline-block;
        padding: 6px 14px;
        background: var(--primary-light);
        color: var(--primary-dark);
        border-radius: var(--radius-pill);
        font-size: 13px;
        font-weight: 500;
    }
    .search-tags a:hover { background: var(--primary); color: #fff; }

    .hamburger {
        display: none;
        width: 42px;
        height: 42px;
        background: #fff;
        border: 1px solid var(--border-color);
        border-radius: 12px;
        cursor: pointer;
        align-items: center;
        justify-content: center;
        flex-direction: column;
        gap: 4px;
        z-index: 31;
    }
    .hamburger span { display: block; width: 17px; height: 2px; background: #2b3646; border-radius: 2px; transition: var(--ease); }
    .hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
    .hamburger.open span:nth-child(2) { opacity: 0; }
    .hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

    .mobile-menu {
        position: fixed;
        top: 0;
        right: -85%;
        width: 290px;
        height: 100vh;
        background: #fff;
        z-index: 999;
        box-shadow: -10px 0 40px rgba(31, 55, 90, 0.15);
        padding: 30px 20px 20px;
        transition: right .3s ease;
        overflow-y: auto;
    }
    .mobile-menu.open { right: 0; }
    .mobile-menu-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
    .mobile-menu h6 { font-size: 18px; font-weight: 700; }
    .mobile-menu a { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border-radius: 10px; color: var(--text-main); font-weight: 500; }
    .mobile-menu a:hover { background: var(--primary-light); color: var(--primary-dark); }
    .mobile-cta { width: 100%; margin-top: 12px; height: 46px; border-radius: 12px; background: var(--primary); color: #fff; font-weight: 600; border: none; }

    /* ===== Hero ===== */
    .hero {
        position: relative;
        background: linear-gradient(115deg, rgba(23, 53, 90, 0.82) 0%, rgba(28, 72, 126, 0.62) 45%, rgba(45, 123, 230, 0.20) 100%), url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
        isolation: isolate;
        padding: 88px 0 70px;
        overflow: hidden;
    }
    .hero::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(17, 43, 78, 0.55) 0%, rgba(17, 43, 78, 0.15) 80%);
        z-index: -1;
    }
    .hero .grid-container { position: relative; z-index: 2; }
    .hero-eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        color: #D6E7FF;
        background: rgba(255, 255, 255, 0.16);
        border: 1px solid rgba(255, 255, 255, 0.25);
        padding: 6px 14px;
        border-radius: var(--radius-pill);
        font-size: 13px;
        margin-bottom: 16px;
        backdrop-filter: blur(6px);
    }
    .hero h1 {
        font-size: clamp(32px, 4.4vw, 52px);
        line-height: 1.18;
        font-weight: 800;
        color: #fff;
        letter-spacing: -0.6px;
        max-width: 720px;
        text-shadow: 0 6px 18px rgba(0, 0, 0, 0.22);
        margin-bottom: 20px;
    }
    .hero p.lead {
        color: rgba(240, 248, 255, 0.92);
        font-size: 16px;
        line-height: 1.85;
        max-width: 580px;
        margin-bottom: 35px;
    }
    .hero-dots { display: flex; flex-wrap: wrap; gap: 16px 30px; margin-top: 36px; }
    .hero-dots li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: #fff; }
    .hero-dots li i { width: 34px; height: 34px; border-radius: 50%; background: rgba(255, 255, 255, 0.2); display: inline-flex; align-items: center; justify-content: center; font-size: 13px; }
    .hero-actions { display: flex; gap: 14px; margin-bottom: 28px; flex-wrap: wrap; }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 9px;
        height: 48px;
        padding: 0 26px;
        border-radius: 13px;
        font-size: 15px;
        font-weight: 600;
        line-height: 48px;
        cursor: pointer;
        border: none;
        transition: var(--ease);
        white-space: nowrap;
    }
    .btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 22px rgba(45, 123, 230, 0.30); }
    .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 14px 30px rgba(45, 123, 230, 0.36); color: #fff; }
    .btn-secondary { background: #fff; color: var(--primary-dark); border: 1px solid rgba(255,255,255,0.6); box-shadow: 0 4px 14px rgba(0,0,0,0.06); }
    .btn-secondary:hover { background: #F0F6FF; transform: translateY(-2px); color: var(--primary-dark); }
    .btn-outline-light { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,0.6); box-shadow: none; }
    .btn-outline-light:hover { background: rgba(255,255,255,0.1); border-color: #fff; color: #fff; }
    .btn-accent { background: var(--accent); color: #2a2111; box-shadow: 0 8px 22px rgba(232,162,61,0.32); }
    .btn-accent:hover { background: #D49029; color:#fff; transform: translateY(-2px); }
    .btn-sm { height: 38px; padding: 0 16px; font-size: 13px; line-height: 38px; border-radius: 10px; }
    .btn-lg { height: 54px; padding: 0 34px; font-size: 16px; line-height: 54px; border-radius: 15px; }

    .hero-card-wrap { display: flex; align-items: center; justify-content: flex-end; }
    .team-card {
        width: 100%;
        max-width: 360px;
        background: rgba(255, 255, 255, 0.96);
        backdrop-filter: blur(10px);
        border-radius: 22px;
        box-shadow: 0 24px 60px rgba(3, 18, 38, 0.35);
        padding: 30px 26px;
        border: 1px solid rgba(255,255,255,0.6);
    }
    .team-head { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
    .team-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 600; color: #2466b8; background: #EAF2FD; padding: 5px 12px; border-radius: 999px; align-self: flex-start; }
    .team-title { font-size: 22px; font-weight: 800; color: var(--text-main); letter-spacing: -0.4px; }
    .team-desc { font-size: 14px; color: var(--text-sub); line-height: 1.7; }
    .team-progress { background: #EFF3F8; border-radius: 999px; height: 8px; margin: 10px 0 6px; overflow: hidden; }
    .team-progress span { display: block; width: 92%; height: 100%; background: linear-gradient(90deg, var(--primary), #69A6F2); border-radius: inherit; }
    .team-count { font-size: 13px; color: #607082; display: flex; justify-content: space-between; margin-bottom: 16px; }
    .team-list { border-top: 1px dashed var(--border-color); padding: 14px 0 4px; margin: 4px 0 12px; }
    .team-list li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: #3c4658; padding: 7px 0; }
    .team-list li i { width: 30px; height: 30px; border-radius: 10px; background: var(--primary-light); color: var(--primary-dark); display: inline-flex; align-items: center; justify-content: center; font-size: 12px; }
    .team-btn-row { display: flex; gap: 10px; margin-top: 16px; }
    .team-btn-row .btn { flex: 1; height: 44px; font-size: 14px; line-height: 44px; }

    /* ===== Section base ===== */
    .section { padding: 96px 0; }
    .section-sm { padding: 64px 0; }
    .section-alt { background: #fff; }
    .section-blue { background: var(--primary-light); }
    .sec-head { margin-bottom: 44px; max-width: 780px; }
    .sec-kicker {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: #E8F0FD;
        color: var(--primary-dark);
        padding: 5px 14px;
        border-radius: 999px;
        font-size: 12px;
        font-weight: 600;
        letter-spacing: .2px;
        margin-bottom: 12px;
    }
    .sec-head h2 { font-size: clamp(26px, 3vw, 34px); font-weight: 800; color: var(--text-main); line-height: 1.3; letter-spacing: -0.4px; margin-bottom: 12px; }
    .sec-head p { color: var(--text-sub); font-size: 16px; }
    .sec-head.center { text-align: center; margin-left: auto; margin-right: auto; }
    .section-title-note { font-size: 15px; color: var(--text-sub); line-height: 1.9; }

    /* ===== Service cards ===== */
    .service-grid { display: flex; flex-wrap: wrap; gap: 24px; justify-content: center; }
    .service-card {
        background: var(--card-bg);
        border-radius: var(--radius-lg);
        padding: 28px 24px;
        transition: var(--ease);
        border: 1px solid #f0f3f7;
        box-shadow: var(--shadow-sm);
        position: relative;
        overflow: hidden;
    }
    .service-card::before { content:""; position:absolute; left:0; right:0; top:0; height:4px; background: var(--primary); transform: scaleX(0); transform-origin:center; transition: .3s ease; }
    .service-card:hover::before { transform: scaleX(1); }
    .service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: #DCE7F3; }
    .service-icon {
        width: 56px;
        height: 56px;
        background: var(--primary-light);
        color: var(--primary-dark);
        border-radius: 16px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
        margin-bottom: 18px;
    }
    .service-card h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
    .service-card p { color: var(--text-sub); font-size: 14px; line-height: 1.75; margin-bottom: 12px; }
    .service-link { font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 4px; margin-top: 8px; }
    .service-link i { transition: transform .2s ease; }
    .service-link:hover i { transform: translateX(4px); }
    .service-card.accent .service-icon { background: var(--accent-soft); color: #B87514; }

    /* ===== Metrics / data strip ===== */
    .metrics-strip {
        background: linear-gradient(120deg, #E9F2FC 0%, #D5E7FB 100%);
        border-radius: 24px;
        padding: 40px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
        box-shadow: inset 0 0 0 1px rgba(45,123,230,0.05), var(--shadow-sm);
    }
    .metric-item { text-align:center; flex: 1; }
    .metric-item .num { font-size: clamp(32px, 3.4vw, 44px); font-weight: 800; color: var(--primary-dark); letter-spacing: -1px; }
    .metric-item .num small { font-size: 18px; font-weight:700; color: var(--accent); }
    .metric-item .label { font-size: 14px; color: #55657a; margin-top: 4px; }

    /* ===== News / Updates ===== */
    .section-updates { background:#fff; }
    .dual-list { display:flex; gap: 32px; }
    .col-left { flex: 1.35; min-width: 0; }
    .col-right { flex: 1; min-width: 0; }

    .update-item {
        display: flex;
        gap: 14px;
        padding: 18px 0;
        border-bottom: 1px solid #F0F3F8;
        align-items: flex-start;
    }
    .update-item:last-child { border-bottom: none; }
    .update-item .udate { text-align:center; flex-shrink:0; padding-top: 4px; }
    .update-item .udate b { display:block; font-size: 17px; font-weight: 800; color: var(--primary); line-height:1.2; }
    .update-item .udate span { font-size: 12px; color:#93A2B4; }
    .update-item .ucontent { min-width: 0; }
    .update-item .ucontent h3 { font-size: 15px; line-height: 1.6; margin-bottom: 4px; }
    .update-item .ucontent h3 a { color: #1b2739; font-weight: 600; display: inline; background: linear-gradient(0deg, transparent 60%, rgba(45,123,230,0.12) 60%); background-size: 0 100%; background-repeat: no-repeat; transition: background-size .3s ease; }
    .update-item .ucontent h3 a:hover { background-size: 100% 100%; color: var(--primary-dark); }
    .update-item .ucontent p { font-size: 13px; color: var(--text-sub); margin-top: 4px; line-height: 1.7; }
    .update-tag { font-size: 11px; background: #EFF3F8; color: #55657a; border-radius: 999px; padding: 3px 10px; }

    .rank-block { background: var(--page-bg); border-radius: 20px; padding: 24px; margin-bottom: 22px; }
    .rank-block h4 { display:flex; align-items:center; gap: 8px; font-size: 17px; font-weight: 700; margin-bottom: 6px; }
    .rank-title-sub { font-size: 13px; color: var(--text-sub); margin-bottom: 16px; }
    .rank-list-item { display:flex; align-items:center; gap: 12px; padding: 11px 0; border-bottom: 1px dashed #E4EAf1; }
    .rank-list-item:last-child { border-bottom: none; }
    .rank-no { width: 24px; height: 24px; flex-shrink:0; border-radius: 8px; background:#f0f4fa; color: #8898AC; font-weight: 700; font-size: 12px; display:flex; align-items:center; justify-content:center; }
    .rank-list-item:nth-child(2) .rank-no, .rank-list-item:first-child .rank-no { background: var(--primary); color:#fff; }
    .rank-list-item a { font-size: 14px; color: #334155; flex: 1; line-height: 1.5; min-width: 0; }
    .rank-list-item a:hover { color: var(--primary-dark); }
    .rank-list-item .hits { font-size: 12px; color: #9BA6B5; flex-shrink:0; }

    .media-card { border-radius: var(--radius-lg); overflow: hidden; background:#fff; box-shadow: var(--shadow-sm); border: 1px solid #F0F4F8; transition: var(--ease); }
    .media-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
    .media-card .thumb { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
    .media-card .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
    .media-card:hover .thumb img { transform: scale(1.04); }
    .media-card .thumb::after { content:""; position:absolute; inset:0; background: linear-gradient(180deg, transparent 55%, rgba(20,32,48,0.35)); pointer-events:none; }
    .media-badge { position: absolute; left: 12px; top: 12px; background: rgba(255,255,255,0.9); border-radius: 999px; padding: 4px 12px; font-size: 12px; font-weight: 600; color: var(--primary-dark); }
    .media-body { padding: 18px 20px 20px; }
    .media-body h3 { font-size: 17px; margin: 6px 0 8px; line-height: 1.5; }
    .media-body h3 a { color: #1d2a3a; }
    .media-body h3 a:hover { color: var(--primary-dark); }
    .media-body p { font-size: 13px; line-height: 1.8; color: #6E7B8C; }

    /* ===== Quick Q&A / steps ===== */
    .quick-solve { background: var(--section-blue-bg) }
    .process-panel {
        background: linear-gradient(135deg, #164A7C 0%, #2D7BE6 100%);
        border-radius: 26px;
        padding: 44px 48px;
        color: #fff;
        position: relative;
        overflow: hidden;
        box-shadow: 0 24px 70px rgba(24, 70, 130, 0.28);
    }
    .process-panel::after { content:""; position:absolute; right:-60px; bottom:-60px; width: 180px; height: 180px; border-radius: 50%; background: rgba(255,255,255,0.08); }
    .process-steps { display: flex; gap: 30px; margin-top: 34px; }
    .process-step { flex: 1; border: 1px solid rgba(255,255,255,0.2); border-radius: 18px; padding: 20px; background: rgba(255,255,255,0.06); backdrop-filter: blur(4px); }
    .step-no { font-size: 12px; font-weight: 700; color: rgba(255,255,255,0.6); letter-spacing: 1.5px; }
    .process-step h4 { font-size: 18px; margin: 8px 0 8px; }
    .process-step p { font-size: 13px; color: rgba(238, 246, 255, 0.9); line-height: 1.8; }

    /* ===== FAQ ===== */
    .faq-wrap { display:flex; gap: 30px; align-items: flex-start; }
    .faq-info { flex: 0 0 32%; position: sticky; top: 120px; background: linear-gradient(145deg, #EAF2FD, #F7FBFE); padding: 30px; border-radius: 22px; }
    .faq-info h3 { font-size: 24px; margin-bottom: 14px; line-height: 1.4;}
    .faq-list { flex: 1; }
    .faq-item {
        background: #fff;
        border-radius: 14px;
        box-shadow: var(--shadow-sm);
        border: 1px solid #F0F3F7;
        padding: 0;
        margin-bottom: 14px;
        overflow: hidden;
        transition: var(--ease);
    }
    .faq-item.is-open { border-color: rgba(45,123,230,0.35); box-shadow: var(--shadow-md); }
    .faq-q {
        background: #fff;
        border: none;
        padding: 20px 22px;
        font-size: 16px;
        font-weight: 600;
        color: #223045;
        text-align: left;
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        cursor: pointer;
        font-family: inherit;
    }
    .faq-q .icon-plus { position: relative; width: 24px; height: 24px; flex-shrink: 0; }
    .faq-q .icon-plus::before, .faq-q .icon-plus::after { content:""; position:absolute; background: var(--primary); border-radius: 2px; transition: all .25s ease; }
    .faq-q .icon-plus::before { width: 14px; height: 2px; top: 11px; left: 5px; }
    .faq-q .icon-plus::after { width: 2px; height: 14px; left: 11px; top: 5px; }
    .faq-item.is-open .icon-plus::after { transform: scaleY(0); }
    .faq-a { display: none; padding: 0 22px 22px; color: var(--text-sub); font-size: 14px; line-height: 1.9; }
    .faq-item.is-open .faq-a { display: block; animation: fadeSlide .25s ease; }

    /* ===== Info help card ===== */
    .section-insight { background: var(--page-bg); }
    .insight-card { background: #fff; border: 1px solid #E9EFF5; border-radius: 18px; padding: 26px; transition: var(--ease); box-shadow: none; }
    .insight-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: #CFDDF0; }
    .insight-card .ic-top { display: flex; align-items: center; gap: 11px; margin-bottom: 14px; }
    .ic-pill { font-size: 11px; border-radius: 999px; padding: 4px 11px; background: #EFF5FF; color: var(--primary-dark); font-weight: 600; }
    .ic-pill.orange { background: var(--accent-soft); color: #B87514; }
    .insight-card h3 { font-size: 18px; margin-bottom: 10px; }
    .insight-card h3 a { color: var(--text-main); }
    .insight-card h3 a:hover { color: var(--primary); }
    .insight-card p { color: var(--text-sub); font-size: 14px; line-height: 1.8; margin-bottom: 14px; }
    .insight-card .meta-info { display: flex; flex-wrap: wrap; gap: 14px; color: #9DA9B8; font-size: 12px; }

    .steps-number { display: flex; align-items: center; gap: 6px; }
    .hero-bottom-note { display:flex; align-items:center; gap:8px; font-size: 13px; color: rgba(255,255,255,0.8); margin-top: 8px; }

    /* Safety */
    .safety-card { background: #fff; border-radius: 18px; border: 1px solid #E5EAF1; box-shadow: var(--shadow-sm); padding: 26px 22px; transition: var(--ease); }
    .safety-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
    .safety-card .sc-icon { width: 46px; height: 46px; border-radius: 14px; background: #EDF4FE; color: var(--primary-dark); display: flex; align-items: center; justify-content: center; font-size: 20px; margin-bottom: 14px; }
    .safety-card h3 { font-size: 16px; margin-bottom: 8px; }
    .safety-card p { font-size: 13px; color: var(--text-sub); }

    /* trusted bar */
    .trust-bar { display:flex; align-items:center; justify-content:center; gap: 28px; flex-wrap:wrap; background: #fff; border:1px solid var(--border-color); border-radius:999px; padding: 18px 34px; box-shadow: var(--shadow-sm); }
    .trust-bar span { display:inline-flex; align-items:center; gap: 8px; color:#44536b; font-weight:500; font-size:14px; }
    .trust-bar span i { color: var(--primary); }

    /* App CTA panel */
    .app-panel {
        background: linear-gradient(120deg, #102A44 0%, #1B4A77 55%, #2D7BE6 130%), url('/assets/images/backpic/back-1.jpg') right/cover;
        background-blend-mode: overlay;
        border-radius: 30px;
        padding: 56px;
        display: flex;
        align-items: center;
        gap: 50px;
        color: #fff;
        position: relative;
        overflow: hidden;
        box-shadow: 0 30px 80px rgba(16, 42, 68, 0.35);
    }
    .app-left { flex: 1.2; }
    .app-left .appbadge{ display:inline-block; background: rgba(255,255,255,0.14); border:1px solid rgba(255,255,255,0.2); color:#D6E7ff; border-radius:999px; padding:6px 14px; font-size:12px; margin-bottom:14px; }
    .app-left h2 { font-size: clamp(24px, 3vw, 38px); font-weight:800; line-height: 1.35; margin: 4px 0 14px; }
    .app-left p { color: rgba(225,238,250,0.88); max-width: 440px; margin-bottom: 26px;}
    .download-icons { display: flex; gap: 12px; flex-wrap: wrap; }
    .dl-btn { background: rgba(255,255,255,0.12); border:1px solid rgba(255,255,255,0.35); color:#fff; border-radius:14px; padding: 14px 20px; display:flex; align-items:center; gap:10px; backdrop-filter: blur(5px); transition: var(--ease); }
    .dl-btn i { font-size: 24px; }
    .dl-btn small { display:block; font-size:10px; opacity:.75; line-height:1.2;}
    .dl-btn b { font-size: 14px; }
    .dl-btn:hover { background:#fff; color: var(--primary-dark); border-color:#fff; transform: translateY(-3px); }
    .phone-mock { flex: .8; text-align:center; }
    .phone-frame {
        width: 200px;
        height: 380px;
        background: rgba(255, 255, 255, 0.14);
        border: 2px solid rgba(255,255,255,0.35);
        border-radius: 34px;
        padding: 14px 10px;
        backdrop-filter: blur(12px);
        margin: 0 auto;
        text-align:left;
    }
    .phone-screen {
        background: #fff;
        border-radius: 24px;
        height: 100%;
        padding: 18px 12px;
        color: var(--text-main);
        box-shadow: inset 0 0 0 1px rgba(0,0,0,.05);
        overflow: hidden;
    }
    .phone-screen .topbar { display: flex; justify-content:space-between; align-items:center; margin-bottom:13px; }
    .screen-dot { width: 40px; height: 7px; border-radius:999px; background:#E5EAF1; }
    .phone-screen .screen-title { font-size: 15px; font-weight: 700; }
    .screen-feed { display:flex; flex-direction:column; gap: 8px; }
    .fake-row { height: 20px; background:#EFF3F8; border-radius:6px; margin-bottom: 8px; }
    .fake-row.short { width:65%; }
    .fake-pill { width: 32px; height:32px; background: var(--primary-light); border-radius: 9px; display:inline-block; }
    .fake-panel { background: #FFF6E9; border-radius: 10px; height: 50px; margin-top: 6px; display:flex; align-items:center; justify-content:center; font-size:11px; color:#C0821F; }
    .dot-group { display: flex; justify-content:center; gap: 8px; background: #F5F9FE; padding: 5px 0; border-radius: 999px; margin-top: 16px; }
    .dot-group i { width: 7px; height: 7px; background:#CFDDF0; border-radius:50%; }

    /* CTA bottom */
    .cta-bottom { background: var(--primary-light); padding: 60px 0; }
    .cta-panel { background: url('/assets/images/backpic/back-3.jpg') center/cover; border-radius:24px; padding: 42px; position: relative; isolation:isolate; overflow:hidden; }
    .cta-panel::before { content:""; position:absolute; inset:0; background: linear-gradient(110deg, rgba(23,52,92,0.92), rgba(38,91,160,0.76)); z-index:-1; }
    .cta-panel h2 { color: #fff; font-size: clamp(22px, 3vw, 34px); }
    .cta-panel p { color: rgba(240,248,255,0.9); max-width: 560px; }

    /* Footer */
    .site-footer { background: var(--footer-bg); color: #ADBECE; padding: 60px 0 0; }
    .footer-top { display: flex; gap: 48px; padding-bottom: 34px; border-bottom: 1px solid rgba(255,255,255,0.08); }
    .footer-brand { flex: 1.2; }
    .footer-brand .brand-text { color: #fff; }
    .footer-brand .brand-text small { color: #8196AC; }
    .footer-brand p { font-size: 14px; line-height: 1.85; max-width: 310px; margin-top: 18px; color: #9EB1C7; }
    .footer-col { flex: 1; }
    .footer-col h5 { color: #fff; font-size: 14px; font-weight: 700; margin-bottom: 10px; letter-spacing: .5px; }
    .footer-col ul li { padding: 5px 0; }
    .footer-col ul li a { color: #9EB1C7; font-size: 14px; }
    .footer-col ul li a:hover { color: #fff; padding-left: 3px; }
    .footer-contact-list li { display:flex; gap: 6px; font-size: 14px; padding: 6px 0; }
    .footer-contact-list i { color: var(--primary); margin-top: 3px; width: 16px; }
    .footer-bottom { padding: 24px 0; display:flex; justify-content:space-between; align-items:center; font-size:13px; color:#7d93aa; flex-wrap: wrap; gap: 10px; }
    .footer-bottom a { color: #9EB1C7; }
    .footer-bottom a:hover{ color: #fff; }

    /* Animations */
    @keyframes floatY { from { transform: translateY(0); } 50% { transform: translateY(-7px); } }
    .float-anim { animation: floatY 5s ease-in-out infinite; }

    .reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
    .reveal.visible { opacity: 1; transform: translateY(0); }

    /* ================= Responsive ================= */
    @media screen and (max-width: 78em) {
        .cmd-search { width: 180px; }
        .header-cta span { display: none; }
        .header-cta { width: 44px; padding: 0; justify-content:center; }
    }
    @media screen and (max-width: 64em) {
        .header-nav, .cmd-search, .header-cta { display: none; }
        .hamburger { display: inline-flex; }
        .header-tools { gap: 8px; }
        .header-cta { display: none; }
        .icon-btn { display: none; }
        .mobile-menu-wrap .header-cta, .mobile-menu-wrap .cmd-search { display: block; }
        .process-steps { flex-wrap: wrap; }
        .faq-wrap { flex-wrap: wrap; }
        .faq-info { flex: 1 0 100%; position: static; }
        .app-panel { padding: 36px; flex-direction: column; gap: 26px; }
        .phone-mock { order: -1; }
        .grid-x.service-row > .cell { margin-bottom: 16px; }
        .dual-list { flex-direction: column; }
        .team-card{ max-width: 400px; }
    }
    @media screen and (max-width: 40em) {
        .section { padding: 56px 0; }
        .hero { padding: 45px 0 54px; }
        .hero-actions { flex-direction: column; }
        .hero-actions .btn { width: 100%; }
        .process-panel { padding: 30px 20px; }
        .metrics-strip { flex-wrap: wrap; padding: 30px 18px; gap: 22px; }
        .metric-item { flex: 0 0 46%; }
        .team-btn-row { flex-direction: column; }
        .trust-bar { border-radius: 20px; gap: 14px; }
        .footer-top { flex-direction: column; gap: 30px; }
        .footer-bottom { justify-content: center; text-align:center; }
        .app-panel { padding: 24px 18px; }
        .cta-panel { padding: 28px 20px; }
        .phone-frame { width: 170px; height: 320px; }
        .dl-btn i { font-size: 20px; }
        .search-pop { left: 0; right: 0; margin: 0 auto; width: calc(100vw - 24px); }
        .service-card { margin-bottom: 14px; }
        .faq-q { font-size: 15px; }
        .faq-q { padding: 17px 16px; }
        .faq-a { padding: 0 16px 18px; }
    }
    @media (prefers-reduced-motion: reduce) {
        * { animation: none !important; scroll-behavior: auto !important; }
    }

/* roulang page: category1 */
/* ===== 设计系统变量 ===== */
:root {
  --primary: #2D7BE6;
  --primary-dark: #1F6FD9;
  --primary-light: #EAF2FD;
  --accent: #E8A23D;
  --accent-soft: #FCF3E3;
  --page-bg: #F5F9FE;
  --card-bg: #FFFFFF;
  --text-main: #1F2937;
  --text-sub: #6B7280;
  --border-color: #E5EAF1;
  --footer-bg: #142A40;
  --shadow-sm: 0 4px 20px rgba(30, 54, 90, 0.06);
  --shadow-md: 0 10px 30px rgba(30, 54, 90, 0.10);
  --shadow-lg: 0 18px 44px rgba(30, 54, 90, 0.14);
  --radius: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --ease: all .25s ease;
}
/* ===== 基础重置 ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  margin: 0;
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
  background: var(--page-bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: var(--ease); }
a:hover { color: var(--primary-dark); }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4, h5 { margin: 0; font-weight: 700; line-height: 1.3; color: var(--text-main); }
p { margin: 0; }
button { font-family: inherit; border: none; cursor: pointer; }
input { font-family: inherit; }
.grid-container { max-width: 1280px; }
.grid-margin-x > .cell { margin-bottom: 0; }
/* ===== 头部导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(229, 234, 241, 0.8);
  transition: box-shadow .25s ease;
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 8px 32px rgba(31, 55, 90, 0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
  position: relative;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  padding: 4px 0;
}
.brand-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary) 0%, #57A0F5 100%);
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  box-shadow: 0 6px 14px rgba(45, 123, 230, 0.30);
}
.brand-text {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.4px;
  line-height: 1.2;
}
.brand-text small {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-sub);
  letter-spacing: 1.5px;
}
.header-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  gap: 4px;
}
.header-nav a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 500;
  color: #3f4a5a;
  padding: 8px 14px;
  border-radius: 10px;
  line-height: 1.4;
  white-space: nowrap;
}
.header-nav a:hover { background: var(--primary-light); color: var(--primary-dark); }
.header-nav a.active { background: var(--primary); color: #fff; box-shadow: 0 4px 12px rgba(45, 123, 230, 0.25); }
.header-tools {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.cmd-search {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 235px;
  height: 40px;
  padding: 0 6px 0 14px;
  background: #F2F5F9;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  color: #858D99;
  font-size: 13px;
  cursor: pointer;
  transition: var(--ease);
  text-align: left;
  width: 100%;
}
.cmd-search:hover { background: #fff; border-color: var(--border-color); box-shadow: var(--shadow-sm); }
.cmd-search .kbd {
  margin-left: auto;
  min-width: 28px;
  height: 24px;
  padding: 0 6px;
  background: #fff;
  border: 1px solid #E2E7EE;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 600;
  color: #9AA3AF;
  box-shadow: 0 1px 2px rgba(31, 45, 65, 0.06);
}
.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: #fff;
  color: #455260;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  transition: var(--ease);
}
.icon-btn:hover { border-color: var(--primary); color: var(--primary-dark); box-shadow: var(--shadow-sm); }
.header-cta {
  height: 40px;
  padding: 0 20px;
  border-radius: 12px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: var(--ease);
  box-shadow: 0 6px 18px rgba(45, 123, 230, 0.24);
  white-space: nowrap;
}
.header-cta:hover { background: var(--primary-dark); color: #fff; transform: translateY(-1px); box-shadow: 0 10px 24px rgba(45, 123, 230, 0.32); }
.search-trigger { position: relative; width: 235px; }
.search-pop {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 420px;
  max-width: calc(100vw - 30px);
  background: #fff;
  border-radius: 18px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  padding: 18px;
  display: none;
  z-index: 100;
}
.search-pop.is-open { display: block; animation: fadeSlide .2s ease; }
.search-pop-title { font-size: 12px; color: #98A2AF; margin-bottom: 12px; }
.search-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.search-tags a {
  display: inline-block;
  padding: 6px 14px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
}
.search-tags a:hover { background: var(--primary); color: #fff; }
.mobile-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: #fff;
  color: #455260;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: var(--ease);
}
.mobile-toggle:hover { border-color: var(--primary); color: var(--primary-dark); }
@keyframes fadeSlide {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}
/* ===== 面包屑 ===== */
.breadcrumb-bar {
  background: #EDF3FA;
  border-bottom: 1px solid #E1E8F2;
  padding: 13px 0;
}
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-sub);
}
.breadcrumb-nav a { color: var(--text-sub); font-weight: 500; }
.breadcrumb-nav a:hover { color: var(--primary); }
.breadcrumb-nav i { font-size: 11px; color: #A9B4C2; }
.breadcrumb-nav .current { color: var(--primary-dark); font-weight: 600; }
/* ===== 分类页标题区 ===== */
.category-hero {
  background: linear-gradient(rgba(245, 249, 254, 0.88), rgba(245, 249, 254, 0.96)), url('/assets/images/backpic/back-2.jpg');
  background-size: cover;
  background-position: center;
  padding: 68px 0 52px;
}
.category-hero .hero-copy { padding-right: 24px; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(45, 123, 230, 0.10);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 18px;
  letter-spacing: 0;
}
.hero-eyebrow i { font-size: 14px; }
.category-hero h1 {
  font-size: 36px;
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 18px;
}
.hero-summary {
  color: #5A6A7C;
  font-size: 16px;
  line-height: 1.85;
  max-width: 700px;
  margin-bottom: 26px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 12px;
  padding: 0 22px;
  height: 46px;
  transition: var(--ease);
  border: none;
  cursor: pointer;
  white-space: nowrap;
}
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 20px rgba(45, 123, 230, 0.22); }
.btn-primary:hover { background: var(--primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 12px 28px rgba(45, 123, 230, 0.30); }
.btn-primary:active { transform: translateY(0); }
.btn-outline { background: #fff; color: var(--text-main); border: 1px solid var(--border-color); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary-dark); background: #f8fbff; transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.btn-accent { background: var(--accent); color: #fff; box-shadow: 0 8px 20px rgba(232, 162, 61, 0.20); }
.btn-accent:hover { background: #d88e27; color: #fff; transform: translateY(-2px); }
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 30px;
}
.hero-trust span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  font-weight: 500;
  color: #516278;
  background: #FFFFFF;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-sm);
}
.hero-trust i { color: var(--primary); }
.hero-visual {
  position: relative;
}
.hero-visual-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.hero-visual-card img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.visual-card-inner { padding: 18px 20px 20px; }
.visual-card-inner h3 { font-size: 17px; margin-bottom: 6px; }
.visual-card-inner p { font-size: 14px; color: var(--text-sub); line-height: 1.7; }
.visual-flag {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-size: 13px;
  color: #5A6A7C;
}
.visual-flag i { color: var(--accent); }
.hero-badge-float {
  position: absolute;
  top: -14px;
  right: -10px;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  box-shadow: 0 8px 18px rgba(232, 162, 61, 0.32);
}
/* ===== 区块通用 ===== */
.section-block { padding: 76px 0; }
.section-block.soft-bg { background: #FFFFFF; }
.section-block.thin-bg { background: #EDF4FC; }
.section-heading { margin-bottom: 34px; }
.section-heading .section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  background: var(--primary-light);
  border-radius: var(--radius-pill);
  padding: 5px 13px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 10px;
}
.section-heading h2 { font-size: 30px; letter-spacing: -0.3px; }
.section-heading.side-heading { margin-bottom: 24px; }
.section-heading.side-heading h2 { font-size: 24px; }
.section-subtitle { color: var(--text-sub); font-size: 16px; max-width: 620px; }
/* ===== 筛选标签 ===== */
.filter-bar {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 26px;
  box-shadow: var(--shadow-sm);
}
.filter-label {
  color: #8494A6;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}
.filter-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius-pill);
  background: #F1F5FA;
  color: #47566A;
  cursor: default;
  border: 1px solid transparent;
  transition: var(--ease);
  white-space: nowrap;
}
.filter-pill i { font-size: 12px; color: #8FA1B3; }
.filter-pill.active { background: var(--primary); color: #fff; }
.filter-pill.active i { color: #fff; }
.filter-pill:not(.active):hover { background: var(--primary-light); color: var(--primary-dark); border-color: #D6E6F8; }
/* ===== 双栏内容 ===== */
.cate-layout { padding: 0 0 16px; }
.cate-main { padding-right: 10px; }
.cate-side { padding-left: 16px; }
/* ===== 福利条目卡 ===== */
.offer-list { display: flex; flex-direction: column; gap: 18px; }
.offer-card {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--ease);
}
.offer-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: #D4E3F5; }
.offer-media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 0;
}
.offer-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.offer-card:hover .offer-media img { transform: scale(1.03); }
.offer-media .offer-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(20, 36, 60, 0.78);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  line-height: 1.4;
  z-index: 1;
}
.offer-body { padding: 18px 20px 20px; }
.offer-body h3 { font-size: 19px; margin-bottom: 8px; line-height: 1.45; }
.offer-body h3 a { color: var(--text-main); }
.offer-body h3 a:hover { color: var(--primary); }
.offer-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.75;
  margin-bottom: 14px;
}
.offer-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: #8B98A9;
}
.offer-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  margin-top: 10px;
}
.offer-link i { transition: transform .2s ease; font-size: 12px; }
.offer-link:hover i { transform: translateX(4px); }
/* ===== 分页 ===== */
.pagination-wrap {
  display: flex;
  justify-content: center;
  padding: 30px 0 0;
}
.pagination {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.pagination li {
  padding: 0;
}
.pagination a,
.pagination .current {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 9px;
  font-size: 14px;
  color: #58687A;
  cursor: pointer;
  transition: var(--ease);
  font-weight: 500;
}
.pagination a:hover { background: var(--primary-light); color: var(--primary-dark); border-color: #C8DDF4; }
.pagination .current {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  cursor: default;
  box-shadow: 0 5px 14px rgba(45, 123, 230, 0.22);
}
.pagination .pagination-previous,
.pagination .pagination-next { position: static; }
/* ===== 侧边栏 ===== */
.side-widgets { display: flex; flex-direction: column; gap: 22px; }
.widget {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 22px;
  transition: var(--ease);
}
.widget:hover { box-shadow: var(--shadow-md); }
.widget-head {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #EEF2F7;
}
.widget-head i { color: var(--primary); }
.widget-head h3 { font-size: 17px; letter-spacing: -0.2px; }
.rank-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 0;
}
.rank-list span.num {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 700;
  border-radius: 50%;
}
.rank-list li:nth-child(1) span.num { background: var(--accent); color: #fff; }
.rank-list a {
  color: #46566A;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  flex: 1;
}
.rank-list a:hover { color: var(--primary); }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-cloud a {
  display: inline-flex;
  padding: 6px 13px;
  background: #F2F6FB;
  color: #55657A;
  font-size: 13px;
  border-radius: var(--radius-pill);
  transition: var(--ease);
}
.tag-cloud a:hover { background: var(--primary); color: #fff; }
.widget-cta {
  padding: 0;
  overflow: hidden;
  text-align: center;
}
.widget-cta .widget-cta-img {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #edf2f7;
}
.widget-cta .widget-cta-img img { width: 100%; height: 100%; object-fit: cover; }
.widget-cta .widget-cta-inner { padding: 20px; }
.widget-cta h3 { font-size: 17px; margin-bottom: 6px; }
.widget-cta p { font-size: 14px; color: var(--text-sub); margin-bottom: 16px; }
.widget-cta .btn { width: 100%; }
/* ===== FAQ ===== */
.faq-grid { margin-top: 10px; }
.faq-block-title h2 { font-size: 30px; margin-bottom: 8px; }
.faq-block-title p { color: var(--text-sub); }
.faq-list { display: flex; flex-direction: column; gap: 10px; margin-top: 24px; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--ease);
}
.faq-item.is-open { box-shadow: var(--shadow-sm); border-color: #C9DDF4; }
.faq-question {
  background: #fff;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  text-align: left;
  padding: 16px 20px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  transition: var(--ease);
}
.faq-question:hover { color: var(--primary-dark); background: #F9FBFE; }
.faq-question .faq-icon {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  background: var(--primary-light);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 13px;
  transition: transform .28s ease, background .28s ease, color .28s ease;
}
.faq-item.is-open .faq-icon { transform: rotate(45deg); background: var(--primary); color: #fff; }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.faq-answer .answer-inner { padding: 2px 20px 18px; color: var(--text-sub); font-size: 15px; }
.faq-item.is-open .faq-answer { max-height: 260px; }
/* ===== CTA ===== */
.site-cta {
  padding: 74px 0 84px;
  background: #fff;
}
.cta-panel {
  position: relative;
  background: linear-gradient(135deg, #EAF2FD 0%, #FDF8EF 100%);
  border: 1px solid #E0EAF6;
  border-radius: 26px;
  padding: 50px 42px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.cta-panel::before {
  content: "";
  position: absolute;
  top: -70px;
  right: -60px;
  width: 260px;
  height: 260px;
  background: rgba(45, 123, 230, 0.07);
  border-radius: 50%;
  pointer-events: none;
}
.cta-panel h2 { font-size: 28px; margin-bottom: 10px; }
.cta-panel p { color: #53687E; font-size: 16px; max-width: 650px; margin: 0 auto 26px; }
.cta-btns { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: 20px; }
.cta-line {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  color: #74859A;
  font-size: 14px;
}
.cta-line span { display: inline-flex; align-items: center; gap: 6px; }
/* ===== 页脚 ===== */
.site-footer {
  background: var(--footer-bg);
  color: #C4D3E2;
  padding: 58px 0 0;
  margin-top: 0;
}
.footer-top {
  display: grid;
  grid-template-columns: minmax(260px, 1.5fr) 0.8fr 0.9fr 1fr;
  gap: 40px;
  padding-bottom: 38px;
}
.footer-brand { max-width: 360px; }
.footer-brand .brand-text { color: #fff; }
.footer-brand .brand-text small { color: #8DA0B2; }
.footer-brand p {
  margin-top: 18px;
  font-size: 14px;
  color: #92A5B8;
  line-height: 1.8;
}
.footer-col h5 {
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a {
  color: #9EB1C7;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: var(--ease);
}
.footer-col ul a:hover { color: #fff; padding-left: 3px; }
.footer-contact-list li { display: flex; align-items: center; gap: 8px; color: #9EB1C7; font-size: 14px; }
.footer-contact-list i { color: var(--primary); width: 16px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
  color: #7F93A6;
}
.footer-bottom a { color: #9EB1C7; }
.footer-bottom a:hover { color: #fff; }
/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .header-nav { display: none; }
  .mobile-toggle { display: inline-flex; }
  .header-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    width: 100%;
    background: #fff;
    border-radius: 14px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    padding: 12px;
    gap: 4px;
    align-items: stretch;
  }
  .header-nav.open a { justify-content: flex-start; padding: 10px 14px; }
  .header-tools .search-trigger { display: none; }
  .header-tools .mobile-search-icon { display: inline-flex; }
  .category-hero { padding: 44px 0 40px; }
  .category-hero .hero-copy { padding-right: 0; }
  .cate-main { padding-right: 0; margin-bottom: 34px; }
  .cate-side { padding-left: 0; }
  .cta-panel { padding: 34px 22px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 30px; }
}
.mobile-search-icon { display: none; }
@media (max-width: 768px) {
  .brand-text { font-size: 19px; }
  .brand-text small { letter-spacing: 1px; }
  .header-cta { padding: 0 14px; font-size: 13px; }
  .header-cta span { display: none; }
  .category-hero h1 { font-size: 28px; }
  .section-block { padding: 52px 0; }
  .section-heading h2, .faq-block-title h2 { font-size: 24px; }
  .footer-top { grid-template-columns: 1fr; padding-bottom: 18px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .offer-meta span:nth-child(2) { display: none; }
}
@media (max-width: 640px) {
  .header-cta { display: none; }
  .category-hero h1 { font-size: 25px; }
  .hero-visual-card img { aspect-ratio: 16 / 10; }
  .filter-pill { font-size: 12px; padding: 5px 11px; }
  .filter-pill i { display: none; }
  .offer-card .grid-x { display: block; }
  .cta-panel p { font-size: 15px; }
  .cta-line { flex-direction: column; gap: 8px; }
  .footer-bottom { font-size: 12px; }
}
@media (max-width: 520px) {
  .header-tools .icon-btn { display: none; }
  .search-pop { width: calc(100vw - 30px); }
}