:root{--bg:#f6fbfc;--bg2:#eef9fb;--card:#ffffff;--text:#10313a;--muted:#5f7680;--line:#d8e7eb;--brand:#0f8faa;--brand2:#25c0a2;--shadow:0 16px 40px rgba(14,88,103,.12);--radius:22px}
    *{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 42%,var(--bg2));color:var(--text)}
    a{color:inherit;text-decoration:none}img{display:block;max-width:100%}
    .container{width:min(1180px,calc(100% - 32px));margin:0 auto}
    header{position:sticky;top:0;z-index:50;background:rgba(246,251,252,.82);backdrop-filter:blur(14px);border-bottom:1px solid rgba(216,231,235,.8)}
    .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;padding:6px;box-shadow:0 8px 20px rgba(15,143,170,.08)}.brand h2{margin:0;font-size:16px}.brand p{margin:2px 0 0;color:var(--muted);font-size:12px}
    .nav-toggle{display:none;border:1px solid var(--line);background:#fff;color:var(--text);border-radius:12px;padding:10px 12px}
    nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:flex-end}.nav-links{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}.nav-links a{font-size:14px;color:var(--muted);padding:8px 10px;border-radius:10px}.nav-links a:hover,.nav-links a:focus{background:#e9f7fa;color:var(--text)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:14px;padding:13px 18px;font-weight:700;cursor:pointer;transition:.25s ease;box-shadow:none}.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff}.btn-ghost{background:#fff;color:var(--text);border:1px solid var(--line)}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
    main{overflow:hidden}
    section{padding:56px 0}
    .hero{padding:28px 0 44px}.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:stretch}
    .hero-copy{position:relative;background:linear-gradient(145deg,#ffffff,#f2fbfd);border:1px solid var(--line);border-radius:28px;padding:34px;box-shadow:var(--shadow);overflow:hidden}
    .hero-copy:before,.hero-copy:after{content:"";position:absolute;border-radius:999px;background:linear-gradient(135deg,rgba(15,143,170,.16),rgba(37,192,162,.06));filter:blur(2px)}
    .hero-copy:before{width:180px;height:180px;right:-40px;top:-50px}.hero-copy:after{width:130px;height:130px;left:55%;bottom:-40px}
    .kicker{display:inline-flex;align-items:center;gap:8px;background:#e7f9f6;color:#0e715d;border:1px solid #c6eee7;border-radius:999px;padding:8px 12px;font-size:13px;font-weight:700}
    h1{margin:16px 0 14px;font-size:clamp(32px,5vw,54px);line-height:1.08;letter-spacing:-.02em}
    .lead{margin:0;color:var(--muted);font-size:17px;line-height:1.9;max-width:62ch}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
    .hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}
    .metric{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;min-height:98px}.metric strong{display:block;font-size:22px}.metric span{display:block;margin-top:6px;color:var(--muted);font-size:13px;line-height:1.5}
    .hero-aside{display:grid;gap:14px}.glass{background:linear-gradient(180deg,rgba(255,255,255,.92),rgba(236,249,251,.92));border:1px solid rgba(187,223,231,.8);border-radius:24px;padding:22px;box-shadow:var(--shadow)}
    .glass h3,.section-title h2{margin:0 0 10px;font-size:24px}.section-title{margin-bottom:22px}.section-title p{margin:0;color:var(--muted);line-height:1.8}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.tag-cloud span{padding:8px 12px;border-radius:999px;background:#eefafc;border:1px solid #d6ecef;color:#14515f;font-size:13px}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 10px 30px rgba(11,76,89,.06);transition:.25s ease}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .card h3{margin:0 0 10px;font-size:20px}.card p,.card li{color:var(--muted);line-height:1.8}
    .icon{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,#e5fbf8,#dff1ff);color:#0f7fa1;font-size:20px;margin-bottom:14px}
    .section-soft{background:linear-gradient(180deg,rgba(238,249,251,.7),rgba(255,255,255,.8));border-top:1px solid rgba(216,231,235,.7);border-bottom:1px solid rgba(216,231,235,.7)}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.step{padding:22px;border-radius:20px;background:#fff;border:1px solid var(--line);position:relative}.step b{display:inline-flex;width:34px;height:34px;border-radius:11px;align-items:center;justify-content:center;background:#e8f7fb;color:#10667d;margin-bottom:12px}
    .table-wrap{overflow:auto;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:var(--shadow)}table{width:100%;border-collapse:collapse;min-width:760px}th,td{padding:16px 18px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:#f3fbfc;color:#12343d;font-size:14px}td{color:var(--muted)}tr:last-child td{border-bottom:none}
    .quote{display:flex;flex-direction:column;gap:12px}.stars{color:#f0b400;letter-spacing:2px;font-size:18px}.reviewer{display:flex;align-items:center;gap:12px;margin-top:auto}.avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#dff6fb,#e5f5ea);display:grid;place-items:center;color:#0f7fa1;font-weight:800}
    .faq{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}.faq-q{width:100%;padding:18px 20px;background:transparent;border:none;text-align:left;font-size:16px;font-weight:700;color:var(--text);display:flex;justify-content:space-between;gap:16px;cursor:pointer}.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;padding:0 20px;color:var(--muted)}.faq-item.open .faq-a{max-height:160px;padding-bottom:18px}.faq-item.open .faq-q span{transform:rotate(45deg)}
    .articles{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.article{padding:20px;border-radius:20px;background:#fff;border:1px solid var(--line)}.article .meta{color:#0f7fa1;font-size:13px;font-weight:700;margin-bottom:10px}.article p{margin:0;color:var(--muted);line-height:1.8}
    form{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.field{display:flex;flex-direction:column;gap:8px}label{font-weight:700;font-size:14px}input,select,textarea{width:100%;border:1px solid #cfe3e7;border-radius:14px;padding:13px 14px;font:inherit;background:#fff;color:var(--text);outline:none}textarea{min-height:128px;resize:vertical}.full{grid-column:1/-1}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px}.footer-links a{padding:8px 10px;border-radius:10px;background:#eef9fb;color:#14515f;font-size:13px}.footer-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;align-items:start}.foot{padding:28px 0 34px;border-top:1px solid var(--line);background:#f8fcfd;color:var(--text)}.foot small,.foot p{color:var(--muted)}
    .floating{position:fixed;right:16px;bottom:18px;z-index:60;display:grid;gap:10px}.floating a,.floating button{width:48px;height:48px;border-radius:16px;border:none;display:grid;place-items:center;background:#fff;box-shadow:var(--shadow);color:var(--text);cursor:pointer}
    .reveal{opacity:0;transform:translateY(14px);transition:.55s ease}.reveal.in{opacity:1;transform:none}
    .mini-list{display:grid;gap:10px;margin:0;padding:0;list-style:none}.mini-list li{padding:12px 14px;border-radius:14px;background:#f6fcfd;border:1px solid #deedf0;color:var(--muted)}
    .price{display:grid;gap:12px}.price-row{display:flex;justify-content:space-between;gap:10px;padding:12px 14px;background:#f7fcfd;border:1px solid #dbecef;border-radius:14px;color:var(--muted)}
    .gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.gallery img{border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow)}
    .service-net{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.pill{padding:14px;border:1px solid var(--line);border-radius:18px;background:#fff;color:var(--muted)}
    .side-box{display:grid;gap:12px}
    @media (max-width: 960px){
      .hero-grid,.grid-3,.grid-2,.steps,.articles,.footer-grid,.service-net{grid-template-columns:1fr}
      .hero-metrics{grid-template-columns:1fr}
      nav{display:none;position:absolute;left:16px;right:16px;top:66px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;box-shadow:var(--shadow)}nav.open{display:grid}.nav-links{justify-content:flex-start}.nav-toggle{display:inline-flex}.topbar{position:relative}
      form{grid-template-columns:1fr}
      .gallery{grid-template-columns:1fr}
    }