:root{
      --bg:#fffaf3;
      --panel:#ffffff;
      --panel-2:#fff4e3;
      --line:#eadfcd;
      --text:#1f2937;
      --muted:#5b6472;
      --brand:#ff6f61;
      --brand-2:#ffb347;
      --brand-3:#5d8cff;
      --good:#14b8a6;
      --shadow:0 16px 40px rgba(70, 45, 20, .08);
      --radius:22px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:
      radial-gradient(circle at top left, rgba(255,111,97,.10), transparent 28%),
      radial-gradient(circle at top right, rgba(93,140,255,.10), transparent 26%),
      linear-gradient(180deg,var(--bg),#fff 72%, #fff6ea);
      color:var(--text);line-height:1.65}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:rgba(255,250,243,.86);border-bottom:1px solid rgba(234,223,205,.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;border-radius:12px;background:#fff;border:1px solid var(--line);padding:6px}
    .brand strong{display:block;font-size:18px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 12px;color:var(--text)}
    .nav-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{font-size:14px;color:#344054;padding:8px 0;position:relative}
    .nav-links a::after{content:"";position:absolute;left:0;bottom:3px;width:100%;height:2px;background:linear-gradient(90deg,var(--brand),var(--brand-2));transform:scaleX(0);transform-origin:left;transition:.25s}
    .nav-links a:hover::after,.nav-links a:focus::after{transform:scaleX(1)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:12px 18px;border:1px solid transparent;font-weight:700;transition:.25s ease;cursor:pointer;white-space:nowrap}
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 12px 26px rgba(255,111,97,.22)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 30px rgba(255,111,97,.28)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .hero{padding:34px 0 18px}
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch}
    .hero-panel{background:linear-gradient(135deg,#fff 0%,#fff9ef 100%);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:28px;position:relative;overflow:hidden}
    .hero-panel::before{content:"";position:absolute;inset:auto -50px -60px auto;width:220px;height:220px;background:radial-gradient(circle, rgba(255,111,97,.18), transparent 65%);pointer-events:none}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;background:#fff3ea;border:1px solid #ffd7bd;color:#a64a31;padding:7px 12px;border-radius:999px;font-size:13px;font-weight:700}
    h1{margin:14px 0 12px;font-size:clamp(32px,4vw,52px);line-height:1.08;letter-spacing:-.02em}
    .lead{font-size:16px;color:var(--muted);max-width:60ch;margin:0 0 22px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:20px}
    .trust-row{display:flex;flex-wrap:wrap;gap:10px}
    .chip{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 12px;font-size:13px;color:#475467}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:22px}
    .metric{background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:18px;padding:16px}
    .metric b{display:block;font-size:20px}
    .metric span{font-size:13px;color:var(--muted)}
    .hero-side{display:grid;gap:16px}
    .side-card{background:linear-gradient(180deg,#fff,#fff7ef);border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:var(--shadow)}
    .side-title{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
    .side-title h2,.section-title h2{margin:0;font-size:24px}
    .section{padding:18px 0}
    .section-title{display:flex;align-items:end;justify-content:space-between;gap:14px;margin-bottom:16px}
    .section-title p{margin:0;color:var(--muted);max-width:68ch}
    .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{background:var(--panel);border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:0 8px 28px rgba(54,37,10,.05);transition:.25s ease}
    .card:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(54,37,10,.09)}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p,.card li{color:var(--muted)}
    .icon-badge{width:44px;height:44px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,rgba(255,111,97,.16),rgba(255,179,71,.16));color:#d6452e;font-weight:800;margin-bottom:12px}
    .pill-wrap{display:flex;flex-wrap:wrap;gap:10px}
    .tag{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 12px;font-size:13px;color:#435160}
    .timeline{display:grid;gap:12px}
    .step{display:grid;grid-template-columns:40px 1fr;gap:14px;align-items:flex-start;padding:16px;border:1px solid var(--line);border-radius:18px;background:#fff}
    .step-num{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}
    .compare-table{width:100%;border-collapse:collapse;min-width:760px;background:#fff;border-radius:18px;overflow:hidden}
    .table-wrap{overflow:auto;border:1px solid var(--line);border-radius:20px}
    .compare-table th,.compare-table td{padding:14px 16px;border-bottom:1px solid #f0e5d6;text-align:left;vertical-align:top}
    .compare-table th{background:#fff6ea;color:#7a431e;font-size:14px}
    .rating{display:flex;align-items:center;gap:8px;font-weight:800;color:#b45309}
    .faq{display:grid;gap:12px}
    details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:0 16px;box-shadow:0 8px 20px rgba(70,45,20,.04)}
    summary{cursor:pointer;list-style:none;padding:16px 0;font-weight:700}
    summary::-webkit-details-marker{display:none}
    details p{margin:0 0 16px;color:var(--muted)}
    .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .review-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
    .stars{color:#f59e0b;letter-spacing:2px}
    .case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .article-list{display:grid;gap:12px}
    .article{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:16px 18px;border:1px solid var(--line);border-radius:18px;background:#fff}
    .article small{color:var(--muted)}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    input,select,textarea{width:100%;border:1px solid #dccdb7;border-radius:14px;background:#fff;padding:12px 14px;font:inherit;color:var(--text);outline:none}
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#ff9a67;box-shadow:0 0 0 4px rgba(255,154,103,.12)}
    .full{grid-column:1/-1}
    .footer{margin-top:18px;padding:24px 0 32px;border-top:1px solid rgba(234,223,205,.8);background:linear-gradient(180deg,rgba(255,250,243,.65),#fff)}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:start}
    .foot-links{display:flex;flex-wrap:wrap;gap:10px}
    .foot-links a{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:#425466}
    .muted{color:var(--muted)}
    .service-network{display:flex;flex-wrap:wrap;gap:10px}
    .float-box{position:fixed;right:18px;bottom:18px;z-index:60;display:grid;gap:10px}
    .float-btn{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:16px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 16px 28px rgba(255,111,97,.25)}
    .float-kefu{position:fixed;left:18px;bottom:18px;z-index:60;background:#fff;border:1px solid var(--line);border-radius:20px;padding:14px;box-shadow:var(--shadow);width:min(260px, calc(100vw - 36px))}
    .float-kefu img{width:100%;border-radius:14px;border:1px solid var(--line)}
    .float-kefu .small{font-size:12px;color:var(--muted);margin-top:8px}
    .reveal{opacity:0;transform:translateY(16px);transition:.6s ease}
    .reveal.show{opacity:1;transform:none}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.reviews,.case-grid,.footer-grid{grid-template-columns:1fr}
      .metric-grid,.grid-2{grid-template-columns:repeat(2,1fr)}
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:68px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:14px;box-shadow:var(--shadow)}
      .nav-links.open{display:grid}
      .nav{position:relative}
      .menu-toggle{display:inline-flex}
      .form-grid{grid-template-columns:1fr}
    }
    @media (max-width: 640px){
      .hero-panel,.card,.side-card{padding:18px}
      .metric-grid,.grid-2{grid-template-columns:1fr}
      .hero-actions .btn{width:100%}
      .float-kefu{display:none}
    }