:root{--bg:#f6f8fc;--panel:#ffffff;--panel2:#f1f6ff;--text:#122033;--muted:#5a6a80;--line:#dce6f4;--pri:#1866ff;--pri2:#14b8ff;--acc:#ffb703;--shadow:0 18px 50px rgba(18,32,51,.08);--radius:20px}
    *{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:radial-gradient(circle at top,#eef5ff 0,#f6f8fc 38%,#f8fbff 100%);color:var(--text)}
    a{color:var(--pri);text-decoration:none} img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 32px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(246,248,252,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(220,230,244,.8)}
    .nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}.brand img{width:44px;height:44px;object-fit:contain;background:#fff;border-radius:12px;padding:6px;border:1px solid var(--line)}.brand strong{font-size:18px;display:block}.brand span{display:block;color:var(--muted);font-size:12px}
    .menu{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:flex-end}
    .menu a{color:#21324b;font-size:14px;padding:8px 10px;border-radius:999px}.menu a:hover{background:#eaf2ff;color:var(--pri)}
    .nav-actions{display:flex;gap:10px;align-items:center}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:999px;padding:12px 18px;font-weight:700;cursor:pointer;transition:.25s ease;box-shadow:none}
    .btn-primary{background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;box-shadow:0 14px 30px rgba(24,102,255,.22)}
    .btn-ghost{background:#fff;color:#17304d;border-color:var(--line)}
    .btn:hover{transform:translateY(-2px)}
    .nav-toggle{display:none;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px}
    .hero{padding:42px 0 26px}
    .hero-wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:22px;align-items:stretch}
    .hero-card{background:linear-gradient(135deg,#0f2c66 0,#11439b 42%,#0a73ff 100%);color:#fff;border-radius:28px;padding:34px;position:relative;overflow:hidden;box-shadow:var(--shadow)}
    .hero-card:before,.hero-card:after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.1);filter:blur(5px)}
    .hero-card:before{width:260px;height:260px;right:-80px;top:-60px}.hero-card:after{width:170px;height:170px;right:90px;bottom:-70px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.18);font-size:13px}
    h1{margin:16px 0 12px;font-size:clamp(30px,4vw,54px);line-height:1.08;letter-spacing:-.02em}
    .hero p{margin:0;color:rgba(255,255,255,.88);font-size:16px;line-height:1.8;max-width:58ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
    .hero-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}
    .mini{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:14px}
    .mini b{display:block;font-size:18px}.mini span{font-size:12px;color:rgba(255,255,255,.82)}
    .hero-side{display:grid;gap:14px}
    .side-card{background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:var(--shadow)}
    .side-card h3{margin:0 0 10px;font-size:18px}.side-card p,.side-card li{color:var(--muted);line-height:1.7}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .section{padding:18px 0 26px}.section h2{margin:0 0 8px;font-size:28px}.section .lead{margin:0 0 18px;color:var(--muted);line-height:1.8}
    .card{background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:var(--shadow);transition:.25s ease}.card:hover{transform:translateY(-4px)}
    .stat{display:flex;flex-direction:column;gap:6px}.stat strong{font-size:30px}.stat span{color:var(--muted)}
    .pill{display:inline-flex;align-items:center;gap:6px;padding:7px 11px;border-radius:999px;background:#e9f2ff;color:#174a9d;font-size:12px;font-weight:700}
    .two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .list{display:grid;gap:10px;margin:0;padding:0;list-style:none}.list li{display:flex;gap:10px;color:#34455f;line-height:1.65}.check{width:20px;height:20px;border-radius:50%;background:linear-gradient(135deg,var(--pri),var(--pri2));flex:0 0 20px;position:relative}.check:after{content:"";position:absolute;left:6px;top:4px;width:6px;height:9px;border:2px solid #fff;border-top:none;border-left:none;transform:rotate(45deg)}
    .workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step{position:relative}.step b{display:inline-flex;width:34px;height:34px;border-radius:12px;background:#eaf2ff;color:var(--pri);align-items:center;justify-content:center;margin-bottom:10px}
    .table-wrap{overflow:auto;border-radius:24px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:860px} th,td{padding:16px 14px;text-align:left;border-bottom:1px solid #edf2f8;vertical-align:top} th{background:#f6f9ff;color:#183152} tr:last-child td{border-bottom:none}
    .score{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;align-items:stretch}
    .scorebox{background:linear-gradient(135deg,#fff 0,#f1f7ff 100%);border:1px solid var(--line);border-radius:24px;padding:24px}
    .stars{color:#ffb703;font-size:22px;letter-spacing:2px}
    .faq{display:grid;gap:12px}.faq details{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}.faq summary{cursor:pointer;padding:18px 18px;font-weight:700;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq .ans{padding:0 18px 18px;color:var(--muted);line-height:1.8}
    .quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .quote{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px}
    .quote p{color:#33455d;line-height:1.8;margin:0 0 14px}.quote strong{display:block}.quote span{color:var(--muted);font-size:13px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:10px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);box-shadow:0 8px 20px rgba(18,32,51,.05);color:#33455d}
    .articles,.network{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .article a{display:block;color:inherit}.article h3{margin:0 0 8px}.article p{margin:0;color:var(--muted);line-height:1.75}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:flex;flex-direction:column;gap:8px}.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:13px 14px;font:inherit;background:#fff;color:var(--text)}.field textarea{min-height:120px;resize:vertical}.field label{font-weight:700;color:#21324b}
    .footer{padding:18px 0 28px;border-top:1px solid rgba(220,230,244,.9);background:#f4f8fd;color:#23344c}.footer a{color:#174a9d}.footer-grid{display:grid;grid-template-columns:1.05fr .95fr 1fr;gap:18px;align-items:start}
    .qr{display:flex;gap:14px;align-items:center}.qr img{width:118px;height:118px;object-fit:cover;border-radius:18px;border:1px solid var(--line);background:#fff}
    .float{position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px}.float a,.float button{width:52px;height:52px;border:none;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--pri),var(--pri2));color:#fff;box-shadow:0 14px 30px rgba(24,102,255,.25);cursor:pointer}
    .mobile-only{display:none}
    .reveal{opacity:0;transform:translateY(16px);transition:.65s ease}.reveal.show{opacity:1;transform:none}
    @media (max-width: 980px){.hero-wrap,.two-col,.score,.footer-grid,.articles,.quotes,.network,.grid-4,.workflow{grid-template-columns:1fr 1fr}.menu{display:none}.nav-toggle{display:inline-flex}.menu.open{display:flex;position:absolute;left:16px;right:16px;top:70px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}.nav{position:relative}.hero{padding-top:22px}}
    @media (max-width: 720px){.hero-wrap,.two-col,.score,.footer-grid,.articles,.quotes,.network,.grid-4,.workflow,.form-grid{grid-template-columns:1fr}.hero-card{padding:24px;border-radius:22px}.hero-meta{grid-template-columns:1fr}.hero-actions{flex-direction:column}.btn{width:100%}.section h2{font-size:24px}.mobile-only{display:block}.desktop-only{display:none}}