:root{--bg:#fff7f4;--card:#ffffff;--soft:#fff0ec;--line:#f0d4cc;--text:#221815;--muted:#6f5c56;--brand:#d62b24;--brand2:#ff6a3d;--shadow:0 12px 30px rgba(160,45,28,.12);--radius:20px;--max:1180px}
    *{box-sizing:border-box} html{scroll-behavior:smooth}
    body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:radial-gradient(circle at top left,#fff 0,#fff6f2 28%,#fff9f7 55%,#fff 100%);color:var(--text);line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--max),calc(100% - 32px));margin:0 auto}
    .topbar{position:sticky;top:0;z-index:50;background:rgba(255,248,246,.86);backdrop-filter:blur(14px);border-bottom:1px solid rgba(214,43,36,.08)}
    .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:10px;background:#fff;padding:4px;box-shadow:0 6px 18px rgba(0,0,0,.06)}
    .brand strong{display:block;font-size:18px;line-height:1.2}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .nav-links{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{font-size:14px;color:#5a4740;padding:8px 10px;border-radius:999px;transition:.25s}
    .nav-links a:hover,.nav-links a.active{background:#fff;color:var(--brand);box-shadow:0 6px 16px rgba(214,43,36,.1)}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:12px 18px;font-weight:700;cursor:pointer;transition:.25s;white-space:nowrap}
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 10px 24px rgba(214,43,36,.24)}
    .btn-ghost{background:#fff;color:var(--brand);border:1px solid rgba(214,43,36,.18)}
    .btn:hover{transform:translateY(-2px)}
    .menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 12px}
    .hero{padding:42px 0 26px}
    .hero-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:22px;align-items:stretch}
    .hero-main,.hero-side,.section-card,.card,.faq-item,.form-card,.review,.case,.article,.compare-box,.price-box,.timeline-item{background:var(--card);border:1px solid rgba(214,43,36,.09);box-shadow:var(--shadow);border-radius:var(--radius)}
    .hero-main{padding:34px;position:relative;overflow:hidden;background:
      linear-gradient(135deg,rgba(255,255,255,.98),rgba(255,245,241,.95)),
      radial-gradient(circle at right top,rgba(255,106,61,.16),transparent 34%),
      radial-gradient(circle at left bottom,rgba(214,43,36,.12),transparent 28%)}
    .hero-main:before,.hero-main:after{content:"";position:absolute;border-radius:50%;background:radial-gradient(circle,rgba(214,43,36,.16),transparent 65%);animation:float 8s ease-in-out infinite}
    .hero-main:before{width:180px;height:180px;right:-40px;top:-50px}
    .hero-main:after{width:140px;height:140px;left:-35px;bottom:-40px;animation-delay:-2s}
    @keyframes float{50%{transform:translateY(10px)}}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:rgba(214,43,36,.08);color:var(--brand);font-weight:700;font-size:13px}
    h1{margin:14px 0 12px;font-size:clamp(32px,4vw,54px);line-height:1.08}
    .lead{max-width:62ch;color:#5c4a44;font-size:16px;margin:0 0 18px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0 20px}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}
    .mini-stat{padding:14px 14px 13px;border-radius:16px;background:#fff;border:1px solid rgba(214,43,36,.09)}
    .mini-stat strong{display:block;font-size:20px;color:var(--brand)}
    .mini-stat span{display:block;font-size:13px;color:var(--muted)}
    .hero-side{padding:22px;background:linear-gradient(180deg,#fff,#fff6f3)}
    .side-grid{display:grid;gap:12px}
    .side-card{padding:16px;border-radius:16px;background:var(--soft);border:1px solid rgba(214,43,36,.09)}
    .side-card h3{margin:0 0 8px;font-size:16px}
    .side-card p{margin:0;color:var(--muted);font-size:14px}
    .section{padding:18px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:12px;margin-bottom:16px}
    .section-head h2{margin:0;font-size:26px}
    .section-head p{margin:0;color:var(--muted);max-width:62ch}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .card{padding:18px}
    .card h3,.section-card h3{margin:10px 0 8px;font-size:18px}
    .card p,.section-card p{margin:0;color:var(--muted)}
    .icon{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,rgba(214,43,36,.15),rgba(255,106,61,.15));display:grid;place-items:center;color:var(--brand);font-size:20px}
    .tags{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid rgba(214,43,36,.09);font-size:13px;color:#5a4740}
    .timeline{display:grid;gap:12px}
    .timeline-item{padding:16px 18px;display:flex;gap:14px;align-items:flex-start}
    .step-no{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;display:grid;place-items:center;font-weight:800;flex:none}
    .compare-box{overflow:hidden}
    table{width:100%;border-collapse:collapse}
    th,td{padding:14px 12px;text-align:left;border-bottom:1px solid #f3e3de;font-size:14px;vertical-align:top}
    th{background:#fff5f2;color:#4e3b35}
    .badge{display:inline-flex;padding:5px 10px;border-radius:999px;background:rgba(214,43,36,.08);color:var(--brand);font-weight:700;font-size:12px}
    .faq{display:grid;gap:12px}
    .faq-item summary{cursor:pointer;list-style:none;padding:18px 18px;font-weight:700}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item .answer{padding:0 18px 18px;color:var(--muted)}
    .reviews,.articles,.cases,.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .review,.case,.article,.price-box{padding:18px}
    .quote{font-size:15px;color:#4f3f39;margin:12px 0 14px}
    .meta{font-size:13px;color:var(--muted)}
    .form-card{padding:20px}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
    .field{display:grid;gap:8px}
    label{font-size:14px;font-weight:700;color:#4b3b35}
    input,select,textarea{width:100%;border:1px solid #e7d5cf;background:#fff;border-radius:14px;padding:13px 14px;font:inherit;color:var(--text);outline:none;transition:.2s}
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:rgba(214,43,36,.55);box-shadow:0 0 0 4px rgba(214,43,36,.08)}
    .full{grid-column:1/-1}
    .footer{margin-top:18px;padding:24px 0 30px;background:#fff3ef;border-top:1px solid rgba(214,43,36,.08)}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .9fr;gap:18px}
    .footer a{color:#4c3a34}
    .subtle{color:var(--muted);font-size:14px}
    .floating{position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px}
    .float-btn{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 12px 28px rgba(214,43,36,.25)}
    .panel{display:none}
    .scroll-reveal{opacity:0;transform:translateY(16px);transition:.6s ease}
    .scroll-reveal.show{opacity:1;transform:none}
    .sticky-note{padding:14px 16px;border-left:4px solid var(--brand);background:#fff7f4;border-radius:14px;color:#5b463f}
    .price-line{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px dashed #edd8d2}
    .price-line:last-child{border-bottom:0}
    .mobile-only{display:none}
    .anchor-spacer{scroll-margin-top:90px}
    @media (max-width: 980px){
      .hero-grid,.grid-4,.grid-3,.reviews,.articles,.cases,.pricing,.footer-grid,.grid-2{grid-template-columns:1fr}
      .section-head{align-items:flex-start;flex-direction:column}
      .nav-links{display:none}
      .menu-btn{display:inline-flex}
      .panel{display:block}
      .nav-panel{display:none;padding:0 0 14px}
      .nav-panel.open{display:block}
      .nav-panel .nav-links{display:flex;flex-direction:column;align-items:flex-start;background:#fff;padding:12px;border:1px solid #f0ddd7;border-radius:16px}
      .hero-main{padding:24px}
      .hero-points{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      .mobile-only{display:block}
      .desktop-only{display:none}
      table{display:block;overflow-x:auto;white-space:nowrap}
    }