:root{
      --bg:#f6f1ea;
      --bg2:#fffdf9;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#5b6472;
      --line:#e7ddd2;
      --brand:#ff4d6d;
      --brand2:#ff8a00;
      --brand3:#3b82f6;
      --accent:#10b981;
      --shadow:0 18px 45px rgba(31,41,55,.08);
      --radius:22px;
      --container:1180px;
    }
    *{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 left,#fff7f2 0%,#f8f4ef 40%,#f4f7fb 100%);color:var(--text)}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{max-width:var(--container);margin:0 auto;padding:0 20px}
    .topbar{position:sticky;top:0;z-index:40;background:rgba(246,241,234,.88);backdrop-filter:blur(16px);border-bottom:1px solid rgba(231,221,210,.8)}
    .nav{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand img{width:42px;height:42px;object-fit:contain}
    .brand h2{margin:0;font-size:18px;line-height:1.2}
    .brand p{margin:2px 0 0;color:var(--muted);font-size:12px}
    .navlinks{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:14px;align-items:center}
    .navlinks a{font-size:14px;color:#374151;padding:8px 10px;border-radius:999px;transition:.25s ease}
    .navlinks a:hover,.navlinks a.active{background:#fff;color:var(--brand);box-shadow:0 8px 20px rgba(255,77,109,.12)}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:12px 18px;font-weight:700;cursor:pointer;transition:.25s ease;box-shadow:0 12px 24px rgba(0,0,0,.08)}
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff}
    .btn-secondary{background:#fff;color:var(--text);border:1px solid var(--line)}
    .btn:hover{transform:translateY(-2px)}
    .mobile-toggle{display:none;background:#fff;border:1px solid var(--line);width:44px;height:44px;border-radius:14px}
    .hero{padding:34px 0 18px}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .hero-main,.hero-side,.section-card{background:linear-gradient(180deg,rgba(255,255,255,.96),rgba(255,255,255,.88));border:1px solid rgba(231,221,210,.92);border-radius:var(--radius);box-shadow:var(--shadow)}
    .hero-main{padding:34px;position:relative;overflow:hidden}
    .hero-main:before,.hero-main:after{content:"";position:absolute;border-radius:50%;background:radial-gradient(circle,rgba(255,77,109,.16),transparent 68%)}
    .hero-main:before{width:240px;height:240px;right:-70px;top:-60px}
    .hero-main:after{width:180px;height:180px;right:60px;bottom:-80px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#fff1f3;color:#c81e44;font-size:13px;font-weight:700}
    h1{margin:16px 0 14px;font-size:clamp(30px,4vw,54px);line-height:1.08;letter-spacing:-.02em}
    .hero p{margin:0;color:var(--muted);font-size:16px;line-height:1.8;max-width:58ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}
    .stat{padding:16px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .stat strong{display:block;font-size:24px}
    .stat span{color:var(--muted);font-size:13px}
    .hero-side{padding:22px;display:grid;gap:14px}
    .side-box{padding:18px;border-radius:18px;background:linear-gradient(135deg,#fff8fb,#fffaf2);border:1px solid var(--line)}
    .side-box h3{margin:0 0 10px;font-size:18px}
    .chip-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .chip{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#374151;font-size:13px}
    section{padding:18px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:14px}
    .section-head h2{margin:0;font-size:28px}
    .section-head p{margin:0;color:var(--muted)}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .card{padding:22px;border-radius:22px;background:var(--card);border:1px solid var(--line);box-shadow:0 10px 28px rgba(31,41,55,.05);transition:.25s ease}
    .card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(31,41,55,.09)}
    .card h3,.card h4{margin:0 0 10px}
    .card p,.card li{color:var(--muted);line-height:1.8}
    .list{margin:0;padding-left:18px}
    .badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:#eef6ff;color:#1d4ed8;font-size:12px;font-weight:700}
    .table-wrap{overflow:auto;border-radius:22px;border:1px solid var(--line);background:#fff}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:16px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
    th{background:#fff8f6;color:#7c2d12}
    tr:last-child td{border-bottom:0}
    .timeline{display:grid;gap:14px}
    .step{display:grid;grid-template-columns:74px 1fr;gap:16px;align-items:start;padding:18px;border-radius:20px;background:#fff;border:1px solid var(--line)}
    .step .num{width:62px;height:62px;border-radius:18px;display:grid;place-items:center;background:linear-gradient(135deg,#ff4d6d,#ff8a00);color:#fff;font-weight:800;font-size:20px}
    .comparison{display:grid;gap:14px}
    .compare-score{padding:22px;border-radius:22px;background:linear-gradient(135deg,#fff7f0,#fff1f5);border:1px solid #ffd7df}
    .score-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:10px}
    .stars{color:#f59e0b;font-size:22px;letter-spacing:2px}
    details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 18px}
    details+details{margin-top:12px}
    summary{cursor:pointer;font-weight:700;list-style:none}
    summary::-webkit-details-marker{display:none}
    .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .review small{color:var(--muted)}
    .quote{font-size:15px;line-height:1.8;color:#374151;margin:12px 0 0}
    .articles{display:grid;gap:12px}
    .article{display:flex;justify-content:space-between;gap:12px;padding:16px 18px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .article span{color:var(--brand);font-weight:700}
    .form{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .field{display:grid;gap:8px}
    .field.full{grid-column:1/-1}
    label{font-size:14px;font-weight:700}
    input,select,textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:12px 14px;font:inherit;background:#fff;color:var(--text);outline:none}
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#ff8a00;box-shadow:0 0 0 4px rgba(255,138,0,.12)}
    .footer{margin-top:22px;padding:26px 0 30px;background:#1f2430;color:#eef2ff}
    .footer a{color:#ffd9de}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:20px}
    .footer h3{margin:0 0 10px;color:#fff}
    .footer p,.footer li{color:#cbd5e1;line-height:1.8}
    .footer ul{margin:0;padding-left:18px}
    .floating{position:fixed;right:16px;bottom:18px;z-index:50;display:grid;gap:10px}
    .float-btn{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 14px 30px rgba(255,77,109,.28);font-weight:800}
    .float-btn.secondary{background:#fff;color:var(--text);border:1px solid var(--line)}
    .mobile-panel{display:none}
    .reveal{opacity:0;transform:translateY(18px);transition:.5s ease}
    .reveal.show{opacity:1;transform:none}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.reviews,.footer-grid{grid-template-columns:1fr}
      .grid-2{grid-template-columns:1fr}
      .section-head{align-items:start;flex-direction:column}
      .hero-main{padding:24px}
      .navlinks{display:none}
      .mobile-toggle{display:inline-grid;place-items:center}
      .mobile-panel{display:none;padding:0 0 16px}
      .mobile-panel.open{display:block}
      .mobile-panel .navlinks{display:flex;flex-direction:column;align-items:flex-start;background:#fff;padding:14px;border:1px solid var(--line);border-radius:18px}
      .form{grid-template-columns:1fr}
      .hero-stats{grid-template-columns:1fr}
    }