:root{
      --bg:#fffaf4;
      --bg2:#fff3e7;
      --card:#ffffff;
      --text:#20304a;
      --muted:#5f6b7a;
      --line:#eadfd0;
      --brand:#ff7a59;
      --brand2:#ffb347;
      --brand3:#6d7cff;
      --green:#1da58b;
      --shadow:0 14px 40px rgba(38, 54, 76, .08);
      --shadow2:0 10px 28px rgba(255, 122, 89, .12);
      --radius:20px;
      --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:linear-gradient(180deg,var(--bg),#fff 38%,var(--bg2));color:var(--text);line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(100% - 32px,var(--container));margin:0 auto}
    header{position:sticky;top:0;z-index:30;background:rgba(255,250,244,.82);backdrop-filter:blur(14px);border-bottom:1px solid rgba(234,223,208,.75)}
    .topbar{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;border-radius:12px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
    .brand h2{margin:0;font-size:18px;line-height:1.1}
    .brand p{margin:2px 0 0;color:var(--muted);font-size:12px}
    .nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    .nav a{font-size:14px;color:var(--text);padding:8px 10px;border-radius:999px;transition:.2s}
    .nav a:hover,.nav a:focus{background:#fff;color:var(--brand);transform:translateY(-1px)}
    .menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;color:var(--text)}
    .hero{padding:44px 0 20px;position:relative;overflow:hidden}
    .hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(10px);opacity:.6;pointer-events:none}
    .hero::before{width:320px;height:320px;background:radial-gradient(circle,rgba(255,122,89,.22),transparent 70%);right:-90px;top:-80px}
    .hero::after{width:260px;height:260px;background:radial-gradient(circle,rgba(109,124,255,.18),transparent 70%);left:-90px;bottom:-100px}
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:stretch}
    .hero-copy,.hero-panel,.card,.section-card{background:rgba(255,255,255,.82);border:1px solid rgba(234,223,208,.85);border-radius:var(--radius);box-shadow:var(--shadow)}
    .hero-copy{padding:28px;position:relative;isolation:isolate}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:#fff3ee;color:#cb4d29;font-weight:700;font-size:13px}
    h1{margin:14px 0 14px;font-size:clamp(30px,5vw,52px);line-height:1.08;letter-spacing:-.03em}
    .lead{margin:0;color:var(--muted);font-size:16px;max-width:62ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 18px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:14px;padding:12px 18px;font-weight:700;transition:.22s;cursor:pointer}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#ff966b);color:#fff;box-shadow:var(--shadow2)}
    .btn-secondary{background:#fff;color:var(--text);border-color:var(--line)}
    .btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
    .hero-tags{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:8px 12px;border-radius:999px;background:#f8f4ee;color:#405065;border:1px solid #efe3d4;font-size:13px}
    .hero-panel{padding:22px;display:grid;gap:14px}
    .mini-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .stat{padding:16px;border-radius:16px;background:linear-gradient(180deg,#fff,#fff7f1);border:1px solid #f0e2d6}
    .stat strong{display:block;font-size:24px;color:#1f3148}
    .stat span{color:var(--muted);font-size:13px}
    .panel-note{padding:16px;border-radius:16px;background:#fff6ec;border:1px dashed #efc8a8;color:#6a4a35}
    .section{padding:20px 0}
    .section h2{margin:0 0 14px;font-size:clamp(24px,3vw,34px);line-height:1.15}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}
    .section-head p{margin:0;color:var(--muted);max-width:68ch}
    .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{padding:20px}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p{margin:0;color:var(--muted)}
    .icon-badge{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,#fff0ea,#fff);display:grid;place-items:center;color:var(--brand);font-size:20px;margin-bottom:12px;border:1px solid #f1ded2}
    .workflow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .step{padding:18px;border-radius:18px;background:#fff;border:1px solid #efe0d3;position:relative}
    .step b{display:inline-flex;width:30px;height:30px;border-radius:10px;background:linear-gradient(135deg,var(--brand2),var(--brand));color:#fff;align-items:center;justify-content:center;margin-bottom:10px}
    .table-wrap{overflow-x:auto;border-radius:18px;border:1px solid #eadfd0;background:#fff;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:860px}
    th,td{padding:14px 16px;border-bottom:1px solid #f1e7db;text-align:left;vertical-align:top}
    th{background:#fff7f0;color:#2d3e56;font-size:14px}
    tr:last-child td{border-bottom:none}
    .rating{display:flex;align-items:center;gap:6px;color:#e48a00;font-weight:700}
    details{background:#fff;border:1px solid #eadfd0;border-radius:16px;padding:0 16px;box-shadow:var(--shadow)}
    details+details{margin-top:12px}
    summary{list-style:none;cursor:pointer;padding:16px 0;font-weight:700;display:flex;align-items:center;justify-content:space-between;gap:10px}
    summary::-webkit-details-marker{display:none}
    summary::after{content:"＋";color:var(--brand);font-size:20px}
    details[open] summary::after{content:"－"}
    details p{margin:0 0 16px;color:var(--muted)}
    .review{display:grid;gap:12px}
    .review-card{padding:18px;border-radius:18px;background:linear-gradient(180deg,#fff,#fffaf4);border:1px solid #efe0d3;box-shadow:var(--shadow)}
    .review-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
    .review-top strong{font-size:16px}
    .review-top span{font-size:13px;color:var(--muted)}
    .timeline{display:grid;gap:14px}
    .timeline-item{display:grid;grid-template-columns:80px 1fr;gap:14px;align-items:start;padding:16px;border-radius:18px;background:#fff;border:1px solid #eadfd0}
    .timeline-item time{font-weight:800;color:var(--brand)}
    .form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .form .full{grid-column:1/-1}
    label{display:block;font-size:14px;font-weight:700;margin:0 0 8px}
    input,select,textarea{width:100%;border:1px solid #e4d7c8;background:#fff;border-radius:14px;padding:12px 14px;font:inherit;color:var(--text);outline:none}
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#ff9b74;box-shadow:0 0 0 4px rgba(255,122,89,.12)}
    .tags-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .chip{padding:9px 13px;border-radius:999px;background:#fff;border:1px solid #eddccc;color:#39506a;font-size:13px}
    .price-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .price-card{padding:20px;border-radius:18px;background:#fff;border:1px solid #eadfd0}
    .price-card strong{font-size:24px}
    .footer{margin-top:18px;background:#20304a;color:#f7f2ea;padding:26px 0 18px}
    .footer .container{display:grid;gap:18px}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:16px}
    .footer a{color:#fff3d8}
    .footer small,.footer p{color:#d9e0ea}
    .copyright{padding-top:12px;border-top:1px solid rgba(255,255,255,.12);font-size:13px}
    .sticky-float{position:fixed;right:18px;bottom:18px;z-index:40;display:grid;gap:10px}
    .float-btn{width:48px;height:48px;border-radius:16px;background:linear-gradient(135deg,var(--brand),#ffb347);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow2)}
    .mobile-nav{display:none;padding:0 0 14px}
    .mobile-nav.open{display:block}
    .mobile-nav .nav{justify-content:flex-start;padding-top:12px}
    .muted{color:var(--muted)}
    .align-center{text-align:center}
    .scroll-animate{opacity:0;transform:translateY(18px);transition:.6s ease}
    .scroll-animate.in{opacity:1;transform:none}
    .kefu-box{display:grid;gap:12px;justify-items:center;text-align:center}
    .kefu-box img{width:160px;height:160px;object-fit:cover;border-radius:16px;border:1px solid #eadfd0;box-shadow:var(--shadow)}
    @media (max-width: 960px){
      .hero-grid,.grid-3,.grid-2,.workflow,.footer-grid,.price-grid{grid-template-columns:1fr}
      .section-head{align-items:flex-start;flex-direction:column}
      .topnav{display:none}
      .menu-btn{display:inline-flex}
      .form{grid-template-columns:1fr}
      .timeline-item{grid-template-columns:1fr}
    }
    @media (max-width: 640px){
      .hero{padding-top:28px}
      .hero-copy,.hero-panel,.card{padding:18px}
      .hero-actions{flex-direction:column}
      .btn{width:100%}
      .mini-stats{grid-template-columns:1fr}
      .sticky-float{right:12px;bottom:12px}
    }