:root{
      --bg:#f7f4ef;
      --bg2:#fffaf4;
      --card:#ffffff;
      --text:#1f2430;
      --muted:#5f6878;
      --line:#e7dfd4;
      --accent:#ff5b6e;
      --accent2:#6c63ff;
      --accent3:#ff9f43;
      --shadow:0 12px 32px rgba(31,36,48,.08);
      --radius:20px;
      --radius-sm:14px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--text);background:radial-gradient(circle at top left, rgba(255,91,110,.08), transparent 28%), radial-gradient(circle at top right, rgba(108,99,255,.08), transparent 24%), linear-gradient(180deg,var(--bg2),var(--bg));}
    img{display:block;max-width:100%;height:auto}
    a{color:inherit;text-decoration:none}
    .container{width:min(100% - 32px, var(--max));margin:0 auto}
    header{position:sticky;top:0;z-index:50;background:rgba(247,244,239,.82);backdrop-filter:blur(14px);border-bottom:1px solid rgba(231,223,212,.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 .name{font-weight:800;letter-spacing:.5px}
    .brand small{display:block;color:var(--muted);font-size:12px;margin-top:2px}
    .brand img{width:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;box-shadow:var(--shadow)}
    .menu{display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:flex-end}
    .menu a{font-size:14px;color:var(--text);padding:8px 10px;border-radius:999px;transition:.25s ease}
    .menu a:hover{background:rgba(255,91,110,.09);color:#b91c38}
    .menu-btn{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;color:var(--text)}
    .hero{padding:42px 0 18px;position:relative;overflow:hidden}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
    .hero-copy,.hero-panel,.card,.faq-item,.review,.article,.form-wrap,.compare,.info-block,.case,.price-box{background:linear-gradient(180deg,rgba(255,255,255,.95),#fff);border:1px solid rgba(231,223,212,.9);border-radius:var(--radius);box-shadow:var(--shadow)}
    .hero-copy{padding:34px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,91,110,.1);color:#b51f3c;font-weight:700;font-size:13px}
    h1{font-size:clamp(30px,4vw,54px);line-height:1.08;margin:16px 0 14px}
    .lead{color:var(--muted);font-size:16px;line-height:1.8;margin:0 0 18px;max-width:62ch}
    .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 18px;border-radius:14px;font-weight:700;border:1px solid transparent;transition:.25s ease;cursor:pointer}
    .btn.primary{background:linear-gradient(135deg,var(--accent),#ff7d59);color:#fff;box-shadow:0 12px 24px rgba(255,91,110,.28)}
    .btn.secondary{background:#fff;border-color:var(--line);color:var(--text)}
    .btn:hover{transform:translateY(-2px)}
    .hero-panel{padding:24px;display:grid;gap:14px}
    .metric-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
    .metric{padding:16px;border-radius:16px;background:linear-gradient(180deg,#fff, #fff6f7);border:1px solid #f0dfe2}
    .metric strong{display:block;font-size:24px;margin-bottom:4px}
    .metric span{color:var(--muted);font-size:13px}
    .section{padding:18px 0}
    .section h2{font-size:clamp(24px,2.6vw,36px);margin:0 0 10px}
    .section p.section-intro{margin:0 0 18px;color:var(--muted);line-height:1.8}
    .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{padding:20px}
    .card h3{margin:0 0 8px;font-size:18px}
    .card p,.card li,.review p,.article p,.faq-item p,.form-wrap label{color:var(--muted);line-height:1.75}
    .taglist{display:flex;flex-wrap:wrap;gap:10px}
    .tag{padding:8px 12px;border-radius:999px;background:#fff5f1;border:1px solid #ffd6cb;color:#a53c24;font-size:13px}
    .timeline{display:grid;gap:14px}
    .step{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;padding:18px;border-radius:18px;background:rgba(255,255,255,.92);border:1px solid var(--line)}
    .step .num{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent2),#8d86ff);color:#fff;font-weight:800}
    .table-wrap{overflow:auto;border-radius:18px}
    table{width:100%;border-collapse:collapse;min-width:860px;background:#fff}
    th,td{padding:14px 12px;border-bottom:1px solid var(--line);text-align:left}
    th{background:#fff7f2;color:#2a3140;font-size:14px}
    .compare .score{font-size:42px;font-weight:900;color:#b51f3c}
    .compare .stars{color:#ffb400;font-size:20px;letter-spacing:3px}
    .two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .reviews,.articles,.faq-list{display:grid;gap:14px}
    .review{padding:18px}
    .review .meta{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:10px}
    .avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent3));color:#fff;font-weight:800}
    .article{padding:18px}
    .article small{color:#a65a35;font-weight:700}
    .form-wrap{padding:22px}
    form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .field{display:grid;gap:8px}
    .field.full{grid-column:1/-1}
    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:#ff9aa8;box-shadow:0 0 0 4px rgba(255,91,110,.1)}
    .footer-cta{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center}
    footer{margin-top:12px;padding:24px 0 30px;background:#fff9f5;border-top:1px solid var(--line);color:var(--text)}
    footer a{color:#b53a2e}
    .footgrid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px;align-items:start}
    .qrcode{width:132px;border-radius:18px;overflow:hidden;border:1px solid var(--line);background:#fff}
    .floating{position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px}
    .float-btn{width:50px;height:50px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent2),#7d6dff);color:#fff;box-shadow:0 12px 24px rgba(108,99,255,.25)}
    .float-btn.chat{background:linear-gradient(135deg,var(--accent),#ff7d59)}
    .scrolltop{display:none}
    .fade{opacity:0;transform:translateY(18px);transition:.6s ease}
    .fade.show{opacity:1;transform:translateY(0)}
    .mobile-only{display:none}
    .note{font-size:13px;color:var(--muted)}
    .list{padding-left:18px;margin:0}
    .list li{margin:8px 0;color:var(--muted)}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-4,.two-col,.footgrid{grid-template-columns:1fr}
      form{grid-template-columns:1fr}
      .menu{display:none;position:absolute;left:16px;right:16px;top:68px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:12px;box-shadow:var(--shadow)}
      .menu.open{display:grid}
      .menu-btn{display:inline-flex}
      .mobile-only{display:block}
      .footer-cta{grid-template-columns:1fr}
    }