:root{
      --bg:#f6f2ea;
      --card:#fffdf8;
      --ink:#243044;
      --muted:#5e6b7f;
      --line:#e8dfd1;
      --brand:#3b82f6;
      --brand2:#ff7a59;
      --brand3:#22c55e;
      --shadow:0 14px 40px rgba(47,58,77,.10);
      --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;
      color:var(--ink);
      background:
        radial-gradient(circle at top left, rgba(59,130,246,.10), transparent 28%),
        radial-gradient(circle at top right, rgba(255,122,89,.10), transparent 24%),
        linear-gradient(180deg, #fbf8f2 0%, #f7f3ec 42%, #f4efe6 100%);
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    .container{max-width:var(--container);margin:0 auto;padding:0 18px}
    header,main,footer{width:100%}
    .site-header{
      position:sticky;top:0;z-index:30;
      backdrop-filter:blur(12px);
      background:rgba(251,248,242,.84);
      border-bottom:1px solid rgba(232,223,209,.9);
    }
    .topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 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;padding:4px;border:1px solid var(--line)}
    .brand strong{display:block;font-size:1.02rem}
    .brand span{display:block;font-size:.82rem;color:var(--muted)}
    .nav-wrap{display:flex;align-items:center;gap:14px}
    .menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 12px;color:var(--ink)}
    nav ul{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0;align-items:center}
    nav a{display:inline-flex;align-items:center;padding:9px 12px;border-radius:999px;color:var(--ink);font-size:.95rem}
    nav a:hover, nav a:focus{background:#fff;border:1px solid var(--line)}
    .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:.22s ease;
      box-shadow:0 8px 20px rgba(59,130,246,.16);
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),#6d8cff);color:#fff}
    .btn-secondary{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:none}
    .btn:hover{transform:translateY(-2px)}
    .hero{padding:34px 0 18px}
    .hero-grid{display:grid;grid-template-columns:1.3fr .9fr;gap:20px;align-items:stretch}
    .hero-copy,.hero-side,.section-card,.mini-card,.review-card,.faq-item,.step-card,.service-card,.case-card,.article-card,.price-card,.compare-card,.contact-card,.timeline-card{
      background:rgba(255,253,248,.92);border:1px solid rgba(232,223,209,.95);border-radius:var(--radius);box-shadow:var(--shadow)
    }
    .hero-copy{padding:28px;position:relative;overflow:hidden}
    .hero-copy:before{
      content:"";position:absolute;inset:auto -120px -120px auto;width:280px;height:280px;border-radius:50%;
      background:radial-gradient(circle, rgba(255,122,89,.16), transparent 60%);
    }
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#eef5ff;color:#2756c9;font-weight:700;font-size:.88rem}
    h1{margin:14px 0 14px;font-size:clamp(2rem,4vw,3.35rem);line-height:1.08;letter-spacing:-.03em}
    .lead{font-size:1.05rem;line-height:1.8;color:var(--muted);max-width:62ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
    .hero-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:22px}
    .mini-card{padding:14px 16px}
    .mini-card b{display:block;font-size:1.05rem;margin-bottom:6px}
    .mini-card p{margin:0;color:var(--muted);font-size:.92rem;line-height:1.55}
    .hero-side{padding:22px;display:grid;gap:14px}
    .hero-side .score{
      display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px;border-radius:18px;background:linear-gradient(135deg,#fff, #fff6ef);border:1px solid var(--line)
    }
    .score strong{font-size:1.35rem}
    .stars{color:#ffb400;letter-spacing:2px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
    .tag-cloud span{padding:8px 10px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:.9rem;color:#3e4a5f}
    .section{padding:18px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:14px}
    .section-head h2{margin:0;font-size:1.7rem}
    .section-head p{margin:0;color:var(--muted);max-width:62ch;line-height:1.7}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .section-card,.service-card,.case-card,.article-card,.price-card,.compare-card,.review-card,.faq-item,.contact-card,.timeline-card{padding:18px}
    .metric{font-size:1.65rem;font-weight:800}
    .muted{color:var(--muted);line-height:1.7}
    .service-card h3,.case-card h3,.article-card h3,.price-card h3,.compare-card h3,.review-card h3{margin:0 0 8px;font-size:1.1rem}
    .service-card ul,.case-card ul,.article-card ul,.price-card ul,.compare-card ul{margin:12px 0 0;padding-left:18px;color:var(--muted);line-height:1.7}
    .steps{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:12px}
    .step-card{padding:16px;min-height:160px}
    .step-no{display:inline-flex;width:34px;height:34px;border-radius:12px;align-items:center;justify-content:center;background:linear-gradient(135deg,#eef5ff,#fff);color:#2451c7;font-weight:800;margin-bottom:12px}
    .table-wrap{overflow-x:auto;border-radius:18px;border:1px solid var(--line);background:#fff}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:14px 16px;border-bottom:1px solid #efe7da;text-align:left;vertical-align:top}
    th{background:#faf7f0}
    .rating{font-weight:800;color:#0f766e}
    .faq-list{display:grid;gap:12px}
    .faq-item summary{cursor:pointer;font-weight:700;list-style:none}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item p{margin:10px 0 0;color:var(--muted);line-height:1.75}
    .contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:14px}
    label{display:block;font-weight:700;font-size:.95rem;margin-bottom:8px}
    input,select,textarea{
      width:100%;padding:13px 14px;border-radius:14px;border:1px solid var(--line);background:#fff;color:var(--ink);
      font:inherit;outline:none
    }
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#9cc1ff;box-shadow:0 0 0 4px rgba(59,130,246,.12)}
    .form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .full{grid-column:1/-1}
    .footer{
      margin-top:20px;padding:22px 0 28px;background:#f4efe6;border-top:1px solid var(--line);color:#283242
    }
    .footer a{color:#203e8f}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .9fr;gap:16px}
    .bottom-note{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:.92rem;color:#5d6777}
    .float-box{
      position:fixed;right:16px;bottom:18px;z-index:40;display:grid;gap:10px
    }
    .float-box a,.backtop{
      width:48px;height:48px;border-radius:16px;display:grid;place-items:center;
      background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);color:#274060
    }
    .backtop{cursor:pointer}
    .fade-in{opacity:0;transform:translateY(14px);transition:.7s ease}
    .fade-in.visible{opacity:1;transform:none}
    .badge{display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border-radius:999px;background:#fff6ef;border:1px solid #f3d4c1;color:#bb4f28;font-weight:700;font-size:.86rem}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
    .gallery img{border-radius:18px;border:1px solid var(--line);aspect-ratio:1.2/1;object-fit:cover}
    .image-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .link-list{display:flex;flex-wrap:wrap;gap:10px}
    .link-list a{padding:8px 11px;border-radius:999px;border:1px solid var(--line);background:#fff}
    .mobile-hide{display:block}
    @media (max-width: 1100px){
      .hero-grid,.contact-grid,.footer-grid,.split{grid-template-columns:1fr}
      .grid-4,.grid-3,.steps,.gallery{grid-template-columns:repeat(2,minmax(0,1fr))}
      .hero-points{grid-template-columns:1fr}
    }
    @media (max-width: 760px){
      .menu-btn{display:inline-flex}
      nav{display:none;width:100%}
      nav.open{display:block}
      .topbar{flex-wrap:wrap}
      nav ul{flex-direction:column;align-items:stretch}
      nav a{width:100%;justify-content:flex-start;background:#fff}
      .grid-4,.grid-3,.steps,.gallery,.form-grid,.image-row{grid-template-columns:1fr}
      .hero{padding-top:20px}
      .hero-copy{padding:22px}
      .hero-side{padding:18px}
      .mobile-hide{display:none}
    }