:root{
      --bg:#f7f4ee;
      --bg2:#fffaf2;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#667085;
      --line:#e9e0d2;
      --accent:#ff6a3d;
      --accent2:#2458ff;
      --accent3:#0ea5e9;
      --shadow:0 14px 40px rgba(32, 39, 55, .08);
      --radius:20px;
      --radius2:28px;
      --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;background:radial-gradient(circle at top left,#fff4e8 0,#f7f4ee 30%,#eef5ff 100%);color:var(--text);line-height:1.65}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container),calc(100% - 32px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(247,244,238,.9);backdrop-filter:blur(14px);border-bottom:1px solid rgba(233,224,210,.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:40px;height:40px;object-fit:contain;border-radius:10px;background:#fff;border:1px solid var(--line);padding:4px}
    .brand strong{display:block;font-size:1rem}
    .brand span{display:block;font-size:.82rem;color:var(--muted)}
    .nav-links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:14px 18px;font-size:.95rem;color:#324055}
    .nav-links a{padding:6px 0;position:relative}
    .nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:.25s}
    .nav-links a:hover::after{width:100%}
    .menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;color:var(--text)}
    .hero{padding:34px 0 18px}
    .hero-wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .hero-main{background:linear-gradient(135deg,#fff 0%,#fff7ef 48%,#eef4ff 100%);border:1px solid rgba(233,224,210,.9);border-radius:var(--radius2);padding:34px;box-shadow:var(--shadow);position:relative;overflow:hidden}
    .hero-main::before,.hero-main::after{content:"";position:absolute;border-radius:50%;filter:blur(10px);opacity:.6}
    .hero-main::before{width:220px;height:220px;background:rgba(255,106,61,.14);right:-70px;top:-70px}
    .hero-main::after{width:160px;height:160px;background:rgba(36,88,255,.13);left:-50px;bottom:-50px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.88rem;color:#8a4d1d;background:#fff;border:1px solid #f1d5c4;padding:8px 12px;border-radius:999px;position:relative;z-index:1}
    h1{font-size:clamp(2rem,4vw,3.7rem);line-height:1.08;margin:16px 0 14px;letter-spacing:-.02em;position:relative;z-index:1}
    .lead{font-size:1.05rem;color:#455468;max-width:62ch;position:relative;z-index:1}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;position:relative;z-index:1}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:14px;border:1px solid transparent;font-weight:700;transition:.25s;cursor:pointer}
    .btn-primary{background:linear-gradient(135deg,var(--accent),#ff855f);color:#fff;box-shadow:0 12px 24px rgba(255,106,61,.22)}
    .btn-secondary{background:#fff;border-color:var(--line);color:var(--text)}
    .btn:hover{transform:translateY(-2px);box-shadow:0 16px 28px rgba(32,39,55,.12)}
    .hero-side{display:grid;gap:14px}
    .glass{background:rgba(255,255,255,.8);border:1px solid rgba(233,224,210,.95);border-radius:24px;box-shadow:var(--shadow);padding:20px}
    .stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:16px}
    .stat{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px}
    .stat strong{display:block;font-size:1.4rem;color:#132238}
    .stat span{font-size:.86rem;color:var(--muted)}
    section{padding:22px 0}
    .section-title{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:16px}
    .section-title h2{margin:0;font-size:1.6rem}
    .section-title p{margin:0;color:var(--muted);max-width:68ch}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
    .card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 10px 24px rgba(31,41,55,.05);transition:.25s}
    .card:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(31,41,55,.09)}
    .card h3{margin:0 0 8px;font-size:1.05rem}
    .card p{margin:0;color:var(--muted)}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#354155;font-size:.92rem}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
    .timeline{display:grid;gap:14px}
    .timeline-item{display:grid;grid-template-columns:84px 1fr;gap:14px;align-items:start;padding:16px;border-radius:18px;background:#fff;border:1px solid var(--line)}
    .timeline-item b{display:inline-block;color:#8c3f18;background:#fff5ef;border:1px solid #f1d5c4;border-radius:999px;padding:6px 10px;font-size:.88rem}
    .table-wrap{overflow:auto;border:1px solid var(--line);border-radius:20px;background:#fff}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:14px 16px;border-bottom:1px solid #f0e7dc;text-align:left;vertical-align:top}
    th{background:#fff7ef;color:#223047}
    tr:last-child td{border-bottom:none}
    details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px 16px}
    details+details{margin-top:12px}
    summary{cursor:pointer;font-weight:700;color:#223047}
    summary::-webkit-details-marker{display:none}
    .review{display:flex;flex-direction:column;gap:10px}
    .review .meta{display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:.92rem}
    .stars{color:#ffb020;letter-spacing:1px}
    .form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .field{display:flex;flex-direction:column;gap:8px}
    .field.full{grid-column:1/-1}
    label{font-weight:600;color:#233048}
    input,select,textarea{width:100%;border:1px solid #d9cfc0;border-radius:14px;padding:12px 14px;background:#fff;font:inherit;color:var(--text);outline:none;transition:.2s}
    input:focus,select:focus,textarea:focus{border-color:var(--accent2);box-shadow:0 0 0 4px rgba(36,88,255,.08)}
    textarea{min-height:120px;resize:vertical}
    .footer{padding:22px 0 28px;border-top:1px solid rgba(233,224,210,.85);background:linear-gradient(180deg,rgba(255,250,242,.8),rgba(247,244,238,1))}
    .footer p,.footer a{color:#334155}
    .subtle{color:var(--muted)}
    .floating{position:fixed;right:16px;bottom:16px;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(--accent2),#0ea5e9);color:#fff;box-shadow:0 12px 26px rgba(36,88,255,.22)}
    .float-btn.secondary{background:linear-gradient(135deg,#ff7b45,#ffb020)}
    .reveal{opacity:0;transform:translateY(14px);transition:.55s ease}
    .reveal.show{opacity:1;transform:none}
    .images-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .images-row img,.square img,.side-qr img{border-radius:18px;border:1px solid var(--line);background:#fff}
    .side-qr{display:grid;grid-template-columns:132px 1fr;gap:14px;align-items:center}
    .mobile-only{display:none}
    @media (max-width: 980px){
      .hero-wrap,.split,.grid-4,.grid-3,.images-row{grid-template-columns:1fr}
      .section-title{flex-direction:column;align-items:start}
      .nav-links{display:none}
      .menu-btn{display:inline-flex}
      .nav-links.open{display:flex;flex-direction:column;align-items:flex-start;width:100%;padding:14px 0 4px}
      .nav{flex-wrap:wrap}
      .form{grid-template-columns:1fr}
      .side-qr{grid-template-columns:1fr}
      .mobile-only{display:block}
    }