:root{
      --bg:#f7f4ef;
      --bg2:#fffaf5;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#6b7280;
      --line:#e8e1d7;
      --brand:#ef4444;
      --brand2:#f59e0b;
      --brand3:#2563eb;
      --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:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;background:radial-gradient(circle at top left,rgba(239,68,68,.09),transparent 28%),radial-gradient(circle at top right,rgba(37,99,235,.08),transparent 25%),linear-gradient(180deg,var(--bg2),var(--bg));color:var(--text)}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container),calc(100% - 32px));margin:0 auto}
    .topbar{position:sticky;top:0;z-index:50;background:rgba(255,250,245,.82);backdrop-filter:blur(12px);border-bottom:1px solid rgba(232,225,215,.9)}
    .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:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;border:1px solid var(--line);padding:4px;box-shadow:0 10px 20px rgba(0,0,0,.05)}
    .brand strong{display:block;font-size:16px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
    .navlinks{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    .navlinks a{font-size:14px;color:#374151;padding:8px 10px;border-radius:999px;transition:.25s ease}
    .navlinks a:hover,.navlinks a:focus{background:#fff;box-shadow:0 8px 18px rgba(0,0,0,.06)}
    .nav-cta{display:flex;align-items:center;gap:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:999px;padding:12px 18px;font-weight:700;cursor:pointer;transition:.25s ease;white-space:nowrap}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#fb7185);color:#fff;box-shadow:0 16px 30px rgba(239,68,68,.25)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 36px rgba(239,68,68,.3)}
    .btn-ghost{background:#fff;border:1px solid var(--line);color:#111827}
    .btn-ghost:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
    .menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px}
    .hero{padding:42px 0 24px}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .hero-main{background:linear-gradient(135deg,#fff 0%,#fff8f0 100%);border:1px solid rgba(232,225,215,.9);border-radius:28px;padding:30px;box-shadow:var(--shadow);position:relative;overflow:hidden}
    .hero-main:before,.hero-main:after{content:"";position:absolute;border-radius:999px;filter:blur(4px);pointer-events:none}
    .hero-main:before{width:180px;height:180px;background:radial-gradient(circle,rgba(239,68,68,.12),transparent 70%);right:-35px;top:-20px}
    .hero-main:after{width:220px;height:220px;background:radial-gradient(circle,rgba(37,99,235,.12),transparent 70%);left:-50px;bottom:-80px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:#9a3412;background:#fff7ed;border:1px solid #fed7aa;padding:8px 12px;border-radius:999px}
    h1{margin:16px 0 14px;font-size:clamp(30px,5vw,52px);line-height:1.06;letter-spacing:-.03em}
    .lead{font-size:16px;line-height:1.8;color:#374151;max-width:62ch}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
    .hero-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:22px}
    .point{background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:18px;padding:14px}
    .point b{display:block;font-size:18px;color:#111827}
    .point span{display:block;color:var(--muted);font-size:13px;margin-top:6px;line-height:1.5}
    .hero-side{display:grid;gap:14px}
    .side-card{background:linear-gradient(180deg,#ffffff 0%,#fffaf3 100%);border:1px solid rgba(232,225,215,.9);border-radius:24px;padding:22px;box-shadow:var(--shadow)}
    .side-card h3{margin:0 0 10px;font-size:18px}
    .metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:10px}
    .metric{padding:14px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .metric strong{display:block;font-size:22px;color:#111827}
    .metric span{display:block;font-size:13px;color:var(--muted);margin-top:4px}
    .section{padding:18px 0 10px}
    .section h2{font-size:clamp(24px,3vw,34px);margin:0 0 12px}
    .section p.section-lead{margin:0 0 18px;color:#4b5563;line-height:1.8;max-width:74ch}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
    .card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:0 10px 30px rgba(31,41,55,.05);transition:.25s ease}
    .card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .icon{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(239,68,68,.14),rgba(245,158,11,.14));color:#b91c1c;font-weight:800;margin-bottom:12px}
    .card h3,.card h4{margin:0 0 10px}
    .card p{margin:0;color:#4b5563;line-height:1.75}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#374151;font-size:13px}
    .timeline{display:grid;gap:12px}
    .step{display:grid;grid-template-columns:64px 1fr;gap:14px;align-items:start;padding:18px;border:1px solid var(--line);border-radius:20px;background:#fff}
    .step-num{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),#fb7185);color:#fff;font-size:22px;font-weight:800}
    .table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:860px}
    th,td{padding:16px 14px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}
    th{background:#fff7f0;font-size:14px;color:#111827}
    td{color:#374151;font-size:14px;line-height:1.7}
    .rating{display:flex;align-items:center;gap:8px;color:#b91c1c;font-weight:700}
    .stars{letter-spacing:2px}
    .faq{display:grid;gap:12px}
    details{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 10px 25px rgba(31,41,55,.04)}
    summary{list-style:none;cursor:pointer;padding:18px 20px;font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:12px}
    summary::-webkit-details-marker{display:none}
    details p{margin:0;padding:0 20px 18px;color:#4b5563;line-height:1.8}
    .reviews .card{height:100%}
    .review-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
    .avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#fee2e2,#dbeafe);font-weight:800;color:#111827}
    .article-list{display:grid;gap:12px}
    .article-item{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:16px 18px;border:1px solid var(--line);border-radius:18px;background:#fff}
    .article-item span{color:#6b7280;font-size:13px}
    .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .field{display:grid;gap:8px}
    label{font-size:14px;font-weight:700;color:#374151}
    input,select,textarea{width:100%;border:1px solid #d9dce3;background:#fff;border-radius:14px;padding:13px 14px;font:inherit;color:var(--text);outline:none;transition:.2s ease}
    input:focus,select:focus,textarea:focus{border-color:#f59e0b;box-shadow:0 0 0 4px rgba(245,158,11,.12)}
    textarea{min-height:126px;resize:vertical}
    .span-2{grid-column:span 2}
    .footer{margin-top:18px;padding:26px 0 30px;border-top:1px solid rgba(232,225,215,.9);background:#fffaf5;color:#374151}
    .footer a{color:#b91c1c}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:start}
    .footer small{color:#6b7280}
    .floating{position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px}
    .float-btn{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
    .float-btn.primary{background:linear-gradient(135deg,var(--brand),#fb7185);color:#fff;border:none}
    .mobile-only{display:none}
    .scroll-reveal{opacity:0;transform:translateY(16px);transition:.55s ease}
    .scroll-reveal.in{opacity:1;transform:none}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-2,.footer-grid{grid-template-columns:1fr}
      .hero-points,.metrics,.form-grid{grid-template-columns:1fr 1fr}
      .navlinks{display:none}
      .menu-btn{display:inline-grid}
      .nav.open .navlinks{display:flex;position:absolute;left:16px;right:16px;top:68px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:12px;flex-direction:column;align-items:flex-start;box-shadow:var(--shadow)}
      .nav.open .nav-cta{position:absolute;left:16px;right:16px;top:calc(68px + 268px);background:#fff;border:1px solid var(--line);border-radius:20px;padding:12px;box-shadow:var(--shadow);justify-content:flex-start}
      .topbar{position:sticky}
    }
    @media (max-width: 640px){
      .container{width:min(var(--container),calc(100% - 22px))}
      .hero{padding-top:22px}
      .hero-main,.side-card,.card{padding:18px}
      .hero-points,.metrics,.form-grid{grid-template-columns:1fr}
      .span-2{grid-column:span 1}
      .article-item{flex-direction:column;align-items:flex-start}
      .menu-btn{display:inline-grid}
      .mobile-only{display:inline-flex}
    }