:root{--bg:#f7f5f0;--card:#fffaf4;--line:#eadfd0;--text:#1f2733;--muted:#5f6877;--brand:#d94b6b;--brand2:#ff8a3d;--accent:#1d6fd8;--shadow:0 18px 50px rgba(39,28,18,.08);--radius:20px}
    *{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,#fff7ef 0,#f7f5f0 35%,#eef4ff 100%);color:var(--text)}
    a{color:inherit;text-decoration:none} img{display:block;max-width:100%;height:auto}
    .container{width:min(1180px,calc(100% - 32px));margin:0 auto}
    .topbar{position:sticky;top:0;z-index:50;background:rgba(247,245,240,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(234,223,208,.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:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;box-shadow:0 10px 24px rgba(0,0,0,.06)}
    .brand strong{display:block;font-size:18px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;color:var(--text)}
    .nav-links{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:flex-end}
    .nav-links a{padding:9px 12px;border-radius:999px;color:var(--muted);font-size:14px}
    .nav-links a:hover,.nav-links a.active{background:rgba(217,75,107,.1);color:var(--brand)}
    .hero{padding:38px 0 18px}
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch}
    .hero-card{position:relative;overflow:hidden;background:linear-gradient(135deg,#fff 0,#fff8f2 45%,#fff 100%);border:1px solid rgba(233,220,206,.85);border-radius:28px;box-shadow:var(--shadow);padding:34px}
    .hero-card:before,.hero-card:after{content:"";position:absolute;border-radius:999px;pointer-events:none}
    .hero-card:before{right:-40px;top:-50px;width:180px;height:180px;background:radial-gradient(circle,#ffcfb0 0,rgba(255,207,176,.1) 58%,transparent 70%)}
    .hero-card:after{right:42px;bottom:24px;width:86px;height:86px;background:linear-gradient(135deg,rgba(217,75,107,.18),rgba(29,111,216,.14))}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(29,111,216,.08);color:var(--accent);font-size:13px;font-weight:700}
    h1{font-size:clamp(32px,5vw,54px);margin:16px 0 14px;line-height:1.08;letter-spacing:-.03em}
    .lead{font-size:17px;line-height:1.8;color:var(--muted);max-width:60ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 18px;border-radius:14px;border:1px solid transparent;font-weight:700;transition:.2s ease;cursor:pointer}
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 14px 30px rgba(217,75,107,.25)}
    .btn-secondary{background:#fff;border-color:var(--line);color:var(--text)}
    .btn:hover{transform:translateY(-2px)}
    .hero-side{display:grid;gap:16px}
    .metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .metric{background:rgba(255,255,255,.75);border:1px solid rgba(234,223,208,.9);border-radius:22px;padding:18px;box-shadow:0 10px 24px rgba(0,0,0,.04)}
    .metric b{display:block;font-size:26px;margin-bottom:6px}
    .metric span{color:var(--muted);font-size:13px;line-height:1.6}
    .panel{background:linear-gradient(180deg,#fff 0,#fffaf4 100%);border:1px solid rgba(234,223,208,.9);border-radius:22px;padding:18px;box-shadow:0 12px 30px rgba(0,0,0,.05)}
    .panel h3{margin:0 0 10px;font-size:16px}
    .tags{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:8px 11px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--text)}
    section{padding:18px 0}
    .section-title{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}
    .section-title h2{margin:0;font-size:26px}
    .section-title p{margin:0;color:var(--muted);max-width:60ch;line-height:1.7}
    .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:rgba(255,255,255,.82);border:1px solid rgba(234,223,208,.9);border-radius:24px;padding:22px;box-shadow:0 12px 28px rgba(20,14,6,.05);transition:.2s ease}
    .card:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(20,14,6,.08)}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p,.card li{color:var(--muted);line-height:1.8}
    .list{margin:0;padding-left:18px}
    .flow{counter-reset:step}
    .flow .card{position:relative}
    .flow .card:before{counter-increment:step;content:counter(step);position:absolute;right:18px;top:18px;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:rgba(217,75,107,.12);color:var(--brand);font-weight:800}
    .table-wrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:820px}
    th,td{padding:16px 18px;border-bottom:1px solid #f0e8dd;text-align:left;vertical-align:top}
    th{background:#fff7f1;color:#2a3442;font-size:14px}
    td{color:var(--muted)}
    .rating{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:10px}
    .stars{color:#ff9a2f;font-size:22px;letter-spacing:2px}
    .accordion{display:grid;gap:12px}
    details{background:rgba(255,255,255,.85);border:1px solid var(--line);border-radius:18px;padding:16px 18px;box-shadow:0 10px 24px rgba(0,0,0,.04)}
    summary{cursor:pointer;font-weight:700;list-style:none}
    summary::-webkit-details-marker{display:none}
    details p{margin:10px 0 0;color:var(--muted);line-height:1.8}
    .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .review .meta{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:14px;color:var(--muted);font-size:13px}
    .case-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .case-gallery img{border-radius:18px;border:1px solid var(--line);background:#fff;aspect-ratio:4/3;object-fit:cover}
    .articles{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .article{padding:20px 22px}
    .article time{color:var(--accent);font-size:13px;font-weight:700}
    .form-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:16px;align-items:start}
    form{display:grid;gap:12px}
    .field{display:grid;gap:8px}
    input,select,textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:13px 14px;font:inherit;background:#fff;color:var(--text);outline:none}
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:rgba(29,111,216,.5);box-shadow:0 0 0 4px rgba(29,111,216,.08)}
    .footer{padding:26px 0 34px;border-top:1px solid rgba(234,223,208,.9);background:rgba(255,250,244,.9);color:var(--text)}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
    .footer a{color:#234d8f}
    .footer small{color:var(--muted)}
    .float-bar{position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px}
    .float-btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 14px;border-radius:14px;background:#fff;border:1px solid var(--line);box-shadow:0 10px 24px rgba(0,0,0,.08);font-weight:700}
    .reveal{opacity:0;transform:translateY(16px);transition:.5s ease}
    .reveal.in{opacity:1;transform:none}
    .muted{color:var(--muted)}
    .banner-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:14px}
    .banner-row img{border-radius:18px;border:1px solid var(--line);aspect-ratio:16/10;object-fit:cover}
    .service-net{display:grid;grid-template-columns:1.1fr .9fr;gap:16px}
    .network-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .network-item{padding:14px 16px;border-radius:16px;background:#fff;border:1px solid var(--line);color:var(--muted)}
    .price{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .price .card b{font-size:28px}
    @media (max-width: 960px){
      .hero-grid,.grid-3,.reviews,.case-gallery,.articles,.form-grid,.service-net,.footer-grid,.banner-row,.price,.grid-2{grid-template-columns:1fr}
      .section-title{align-items:start;flex-direction:column}
      .nav-links{display:none;position:absolute;left:16px;right:16px;top:66px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:10px;box-shadow:var(--shadow)}
      .nav-links.open{display:flex;flex-direction:column;align-items:stretch}
      .menu-btn{display:inline-flex}
      .nav{position:relative}
      table{min-width:760px}
      .metric-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 640px){
      .container{width:min(100% - 20px,1180px)}
      .hero-card{padding:24px}
      h1{font-size:30px}
      .metric-grid{grid-template-columns:1fr}
      .float-bar{right:10px;bottom:10px}
      .btn{width:100%}
      .hero-actions{flex-direction:column}
    }