:root{
      --bg:#fffaf3;
      --bg2:#fff4fb;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#5b6472;
      --line:#eadfce;
      --brand:#ff6b8b;
      --brand2:#7c6cff;
      --brand3:#23b7c7;
      --accent:#ffb84d;
      --shadow:0 18px 40px rgba(79, 70, 229, 0.10);
      --shadow2:0 12px 28px rgba(255, 107, 139, 0.12);
      --radius:22px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(124,108,255,.11), transparent 28%),
        radial-gradient(circle at 86% 14%, rgba(255,107,139,.14), transparent 24%),
        radial-gradient(circle at 18% 72%, rgba(35,183,199,.10), transparent 26%),
        linear-gradient(180deg, #fffdf9 0%, #fff9f2 46%, #fffaf7 100%);
    }
    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;
      backdrop-filter:blur(14px);
      background:rgba(255,250,243,.78);
      border-bottom:1px solid rgba(234,223,206,.8);
    }
    .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:var(--shadow2)}
    .brand strong{display:block;font-size:18px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
    .menu-toggle{
      display:none;border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 12px;color:var(--text)
    }
    .nav-links{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{padding:9px 12px;border-radius:999px;font-size:14px;color:#384152}
    .nav-links a:hover,.nav-links a.active{background:rgba(255,107,139,.11);color:#b22d52}
    .home-btn{
      display:inline-flex;align-items:center;justify-content:center;
      padding:11px 16px;border-radius:999px;background:linear-gradient(135deg,var(--brand),var(--brand2));
      color:#fff;font-weight:700;box-shadow:var(--shadow2)
    }
    main{padding-bottom:24px}
    section{padding:28px 0}
    .hero{
      padding:34px 0 16px;
    }
    .hero-grid{
      display:grid;grid-template-columns:1.18fr .82fr;gap:22px;align-items:stretch
    }
    .hero-copy,.hero-side,.panel,.card,.faq-item,.review,.article,.about-box,.form-box,.compare-box,.faq-box,.timeline-box,.tag-box,.network-box,.price-box{
      background:rgba(255,255,255,.88);
      border:1px solid rgba(234,223,206,.9);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .hero-copy{padding:30px;position:relative;overflow:hidden}
    .hero-copy:before,.hero-copy:after{
      content:"";position:absolute;border-radius:999px;pointer-events:none
    }
    .hero-copy:before{right:-40px;top:-36px;width:160px;height:160px;background:radial-gradient(circle, rgba(255,184,77,.35), transparent 68%)}
    .hero-copy:after{right:18%;bottom:-70px;width:220px;height:220px;background:radial-gradient(circle, rgba(124,108,255,.18), transparent 66%)}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;background:rgba(35,183,199,.10);color:#0e7280;font-size:13px;font-weight:600
    }
    h1{margin:14px 0 12px;font-size:clamp(30px, 4vw, 52px);line-height:1.12;letter-spacing:-.02em}
    .hero p{margin:0;color:var(--muted);line-height:1.8;font-size:16px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      padding:13px 18px;border-radius:14px;border:1px solid transparent;font-weight:700;transition:.25s ease;cursor:pointer
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;box-shadow:var(--shadow2)}
    .btn-secondary{background:#fff;border-color:var(--line);color:var(--text)}
    .btn:hover{transform:translateY(-2px)}
    .hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
    .badge{
      padding:9px 12px;border-radius:999px;background:linear-gradient(180deg,#fff,#fff6ef);border:1px solid var(--line);
      font-size:13px;color:#425063
    }
    .hero-side{padding:22px;display:grid;gap:14px}
    .mini-stat{
      padding:16px;border-radius:18px;background:linear-gradient(135deg, rgba(255,107,139,.09), rgba(124,108,255,.08));
      border:1px solid rgba(124,108,255,.12)
    }
    .mini-stat strong{display:block;font-size:22px;margin-bottom:4px}
    .mini-stat span{color:var(--muted);font-size:13px;line-height:1.6}
    .stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .stat{padding:18px;border-radius:18px;background:linear-gradient(180deg,#fff,#fffaf4);border:1px solid var(--line)}
    .stat strong{display:block;font-size:24px;color:#1c2430}
    .stat span{font-size:13px;color:var(--muted)}
    .section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:16px}
    .section-title h2{margin:0;font-size:clamp(22px,2.2vw,32px)}
    .section-title p{margin:0;color:var(--muted);line-height:1.7;max-width:720px}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .card{padding:20px;transition:.25s ease}
    .card:hover,.review:hover,.article:hover,.faq-item:hover,.panel:hover{transform:translateY(-3px);box-shadow:0 20px 44px rgba(79,70,229,.12)}
    .card h3,.panel h3,.article h3,.review h3{margin:0 0 10px;font-size:18px}
    .card p,.panel p,.article p,.review p,.about-box p{margin:0;color:var(--muted);line-height:1.75}
    .chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
    .chip{font-size:12px;padding:7px 10px;border-radius:999px;background:#fff2f5;color:#9d2e51;border:1px solid #ffd4df}
    .about-wrap{display:grid;grid-template-columns:1.04fr .96fr;gap:16px}
    .about-box{padding:22px}
    .flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{
      padding:20px;border-radius:20px;background:linear-gradient(180deg,#ffffff,#fff9f5);border:1px solid var(--line);position:relative
    }
    .step em{display:inline-flex;width:32px;height:32px;border-radius:50%;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--brand2),var(--brand));color:#fff;font-style:normal;font-weight:700;margin-bottom:12px}
    .compare-box{padding:18px;overflow:hidden}
    .table-wrap{overflow-x:auto}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:14px 12px;border-bottom:1px solid #eee3d4;text-align:left;vertical-align:top}
    th{background:#fff8f1;color:#374151;font-size:14px}
    td{color:#4b5563;font-size:14px;line-height:1.7}
    .rating{color:#c2410c;font-weight:800}
    .highlight{background:#fff4df}
    .tag-box,.network-box,.price-box,.timeline-box,.faq-box,.form-box{padding:20px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{
      padding:10px 12px;border-radius:999px;border:1px solid var(--line);background:#fff;color:#435064;font-size:13px
    }
    .timeline{display:grid;gap:14px}
    .timeline-item{display:grid;grid-template-columns:66px 1fr;gap:14px;align-items:start;padding:14px;border-radius:16px;background:#fffaf6;border:1px solid var(--line)}
    .timeline-item strong{display:block;color:#b43a61}
    .timeline-item span{color:var(--muted);line-height:1.7;font-size:14px}
    .network-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
    .network-item{padding:15px;border-radius:16px;background:linear-gradient(135deg,#fff,#f9fbff);border:1px solid var(--line)}
    .network-item b{display:block;margin-bottom:6px}
    .review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .review{padding:18px}
    .stars{color:#f59e0b;font-size:18px;letter-spacing:2px;margin-bottom:10px}
    .articles{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .article{padding:18px}
    .article .meta{font-size:12px;color:#7b8794;margin-bottom:10px}
    .faq-list{display:grid;gap:12px}
    .faq-item{overflow:hidden}
    .faq-q{
      width:100%;border:0;background:transparent;color:var(--text);padding:18px 20px;font-size:16px;font-weight:700;
      display:flex;justify-content:space-between;align-items:center;cursor:pointer;text-align:left
    }
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;padding:0 20px;color:var(--muted);line-height:1.8}
    .faq-item.open .faq-a{max-height:180px;padding-bottom:18px}
    .faq-icon{transition:transform .25s ease}
    .faq-item.open .faq-icon{transform:rotate(45deg)}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .field{display:flex;flex-direction:column;gap:8px}
    .field label{font-size:14px;font-weight:700;color:#374151}
    .field input,.field select,.field textarea{
      width:100%;border:1px solid #e5d8c7;border-radius:14px;background:#fff;padding:13px 14px;color:var(--text);font:inherit;outline:none;transition:.2s
    }
    .field textarea{min-height:120px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{border-color:#c7a0ff;box-shadow:0 0 0 4px rgba(124,108,255,.12)}
    .full{grid-column:1/-1}
    .submit-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:12px}
    .note{color:var(--muted);font-size:13px;line-height:1.7}
    .footer{
      padding:22px 0 36px;margin-top:10px;border-top:1px solid rgba(234,223,206,.9);
      background:linear-gradient(180deg, rgba(255,250,243,.8), rgba(255,246,234,.94));
      color:#334155
    }
    .footer-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px;align-items:start}
    .footer a{color:#334155}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px}
    .footer-links a{padding:8px 10px;border-radius:10px;background:#fff;border:1px solid var(--line)}
    .footer small{color:#64748b}
    .float-tools{
      position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px
    }
    .float-btn{
      display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:16px;
      background:linear-gradient(135deg,var(--brand2),var(--brand));color:#fff;box-shadow:var(--shadow2);border:0;cursor:pointer
    }
    .float-panel{
      position:fixed;right:16px;bottom:74px;z-index:61;width:min(290px, calc(100vw - 32px));
      background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:14px;display:none
    }
    .float-panel.open{display:block}
    .qrcode{display:grid;grid-template-columns:92px 1fr;gap:12px;align-items:center}
    .qrcode img{width:92px;height:92px;object-fit:cover;border-radius:16px;border:1px solid var(--line)}
    .muted{color:var(--muted)}
    .reveal{opacity:0;transform:translateY(16px);transition:.55s ease}
    .reveal.in{opacity:1;transform:none}
    .hero-image-stack{display:grid;gap:12px}
    .inline-imgs{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .inline-imgs img{border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow)}
    @media (max-width: 1024px){
      .hero-grid,.about-wrap,.grid-4,.flow,.review-grid,.articles,.network-list,.footer-grid{grid-template-columns:1fr 1fr}
      .stat-grid,.grid-3{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width: 820px){
      .menu-toggle{display:inline-flex}
      .nav-links{display:none;width:100%;padding-top:12px}
      .nav-links.open{display:flex}
      .nav{flex-wrap:wrap}
      .hero-grid,.about-wrap,.grid-3,.grid-4,.flow,.review-grid,.articles,.network-list,.footer-grid,.stat-grid{grid-template-columns:1fr}
      .section-title{flex-direction:column;align-items:flex-start}
      .form-grid{grid-template-columns:1fr}
      .inline-imgs{grid-template-columns:1fr}
    }