:root{--bg:#fffaf0;--card:#ffffff;--soft:#fff4c2;--line:#eadca1;--text:#1f2937;--muted:#5b6472;--brand:#ffcc00;--brand2:#ff9f1a;--shadow:0 18px 50px rgba(118,86,0,.12);--radius:22px;--max: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,#fffdf6 0%,#fff8df 100%);color:var(--text)}
    a{color:inherit;text-decoration:none} img{display:block;max-width:100%} .container{width:min(var(--max),calc(100% - 32px));margin:0 auto}
    header{position:sticky;top:0;z-index:50;background:rgba(255,250,240,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(234,220,161,.75)}
    .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;padding:4px;box-shadow:0 8px 20px rgba(0,0,0,.08)} .brand strong{font-size:18px}
    .menu{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}.menu a{font-size:14px;color:#384152;padding:8px 10px;border-radius:999px}.menu a:hover,.menu a.active{background:#fff2b0}
    .nav-btn{display:none;border:1px solid var(--line);background:#fff;padding:10px 12px;border-radius:12px}
    .hero{padding:38px 0 22px}
    .hero-grid{display:grid;grid-template-columns:1.3fr .9fr;gap:22px;align-items:stretch}
    .hero-main,.hero-side,.section-card,.quote,.review,.article,.faq-item,.contact-box{background:linear-gradient(180deg,#fff 0%,#fffaf0 100%);border:1px solid rgba(234,220,161,.9);border-radius:var(--radius);box-shadow:var(--shadow)}
    .hero-main{padding:30px;position:relative;overflow:hidden}
    .hero-main:before{content:"";position:absolute;inset:auto -20% -40% auto;width:280px;height:280px;background:radial-gradient(circle,rgba(255,204,0,.35),transparent 62%);pointer-events:none}
    h1{margin:0 0 14px;font-size:clamp(30px,4.6vw,56px);line-height:1.08;letter-spacing:-.02em}
    .lead{margin:0;color:var(--muted);font-size:16px;line-height:1.85;max-width:58ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 18px;border-radius:14px;font-weight:700;border:1px solid transparent;transition:.2s ease;cursor:pointer}
    .btn-primary{background:linear-gradient(135deg,var(--brand),#ffe466);color:#312300;box-shadow:0 12px 24px rgba(255,204,0,.28)} .btn-primary:hover{transform:translateY(-2px)} .btn-secondary{background:#fff;border-color:var(--line);color:#243044}.btn-secondary:hover{transform:translateY(-2px);box-shadow:0 12px 24px rgba(0,0,0,.06)}
    .hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.pill{font-size:13px;padding:8px 12px;background:#fff6cf;border:1px solid #f0dd8b;border-radius:999px}
    .hero-side{padding:22px;display:grid;gap:14px}.mini-stat{padding:16px;border-radius:18px;background:#fff;border:1px solid #f0e0a4}.mini-stat strong{display:block;font-size:22px;margin-bottom:4px}.mini-stat span{color:var(--muted);font-size:13px}
    section{padding:18px 0 8px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:14px;margin:0 0 14px}.section-head h2{margin:0;font-size:26px}.section-head p{margin:0;color:var(--muted)}
    .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat{padding:18px}.stat b{font-size:28px;display:block}.stat span{color:var(--muted);font-size:13px}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.card{padding:18px}.card h3{margin:0 0 10px;font-size:18px}.card p,.card li{color:var(--muted);line-height:1.75}
    .card ul{margin:0;padding-left:18px}
    .wide{padding:20px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .tags{display:flex;flex-wrap:wrap;gap:10px}.tag{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid #eddc9d;font-size:13px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.step{padding:18px;position:relative}.step .n{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#ffe15b;font-weight:800;margin-bottom:12px}
    .compare-wrap{overflow-x:auto}.compare{width:100%;border-collapse:collapse;min-width:860px;background:#fff;border-radius:18px;overflow:hidden}.compare th,.compare td{padding:14px 12px;border-bottom:1px solid #f0e2aa;text-align:left;vertical-align:top}.compare th{background:#fff3bf}.compare tr:nth-child(even) td{background:#fffdf5}
    .review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.review{padding:18px}.review .role{color:#8a6300;font-size:13px;font-weight:700;margin-bottom:8px}
    .case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.case{padding:18px}.case .meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
    .article-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.article{padding:18px}.article time{font-size:13px;color:#866000}.article a{display:inline-block;margin-top:10px;color:#9a6a00;font-weight:700}
    .faq{display:grid;gap:12px}.faq-item{overflow:hidden}.faq-q{width:100%;text-align:left;padding:16px 18px;background:transparent;border:0;font-size:16px;font-weight:700;color:var(--text);display:flex;justify-content:space-between;align-items:center;cursor:pointer}.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;padding:0 18px;color:var(--muted)} .faq-item.open .faq-a{max-height:180px;padding-bottom:16px}
    .contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:14px}.contact-box{padding:20px}
    form{display:grid;gap:12px} .field{display:grid;gap:6px} label{font-size:14px;font-weight:700} input,select,textarea{width:100%;padding:12px 14px;border-radius:12px;border:1px solid #e5d79c;background:#fff;color:var(--text);font:inherit} textarea{min-height:120px;resize:vertical}
    .footer-links,.socials,.friends{display:flex;flex-wrap:wrap;gap:10px}.footer-links a,.friends a{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid #eddc9d;color:#374151}
    footer{margin-top:14px;padding:22px 0 28px;border-top:1px solid rgba(234,220,161,.8);background:#fffaf0;color:#263244}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}
    .float-bar{position:fixed;right:16px;bottom:16px;display:grid;gap:10px;z-index:60}.float-bar a,.float-bar button{width:48px;height:48px;border-radius:16px;border:1px solid #efd87d;background:#fff7cf;display:grid;place-items:center;box-shadow:0 12px 24px rgba(0,0,0,.1);cursor:pointer}
    .reveal{opacity:0;transform:translateY(16px);transition:.55s ease}.reveal.show{opacity:1;transform:none}
    .img-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.img-row img{width:100%;border-radius:16px;border:1px solid #eddc9d;background:#fff}
    .qrcode{width:180px;max-width:100%;border-radius:18px;border:1px solid #eddc9d;background:#fff;padding:8px}
    .note{font-size:13px;color:var(--muted);line-height:1.8}
    @media (max-width: 980px){
      .hero-grid,.contact-grid,.footer-grid,.stats,.grid-3,.service-grid,.steps,.review-grid,.case-grid,.article-list,.img-row{grid-template-columns:1fr 1fr}
      .hero-main{padding:24px}
    }
    @media (max-width: 760px){
      .nav-btn{display:inline-flex}.menu{display:none;width:100%;padding:10px 0 2px}.menu.open{display:flex;flex-direction:column;align-items:flex-start;gap:8px}
      .nav{flex-wrap:wrap}.hero-grid,.contact-grid,.footer-grid,.stats,.grid-3,.service-grid,.steps,.review-grid,.case-grid,.article-list,.img-row{grid-template-columns:1fr}
      .section-head{flex-direction:column;align-items:flex-start}.hero{padding-top:20px}
    }