:root{
      --bg:#fff8fb;
      --bg2:#fff1f5;
      --card:#ffffff;
      --text:#2f2330;
      --muted:#6f5a67;
      --line:#f0d8e3;
      --brand:#ff4b8c;
      --brand2:#ff7aa8;
      --accent:#7c4dff;
      --shadow:0 18px 40px rgba(167,61,103,.12);
      --radius:22px;
      --container:1160px;
    }
    *{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,var(--bg) 0%,#fff 38%,var(--bg2) 100%);color:var(--text)}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container),calc(100% - 32px));margin:0 auto}
    header{position:sticky;top:0;z-index:40;background:rgba(255,248,251,.86);backdrop-filter:blur(14px);border-bottom:1px solid rgba(240,216,227,.8)}
    .topbar{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:44px;height:44px;object-fit:contain;border-radius:12px;background:#fff;padding:4px;border:1px solid var(--line)}
    .brand h2{margin:0;font-size:18px;line-height:1.15}
    .brand p{margin:2px 0 0;color:var(--muted);font-size:12px}
    nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    nav a{font-size:14px;color:var(--text);padding:8px 0;position:relative}
    nav a::after{content:"";position:absolute;left:0;bottom:2px;width:0;height:2px;background:var(--brand);transition:.25s}
    nav a:hover::after{width:100%}
    .nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:999px;padding:12px 18px;font-weight:700;cursor:pointer;transition:.25s ease;box-shadow:none}
    .nav-cta{background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff}
    .nav-cta:hover,.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
    .menu-btn{display:none;background:#fff;border:1px solid var(--line);border-radius:12px;width:42px;height:42px;align-items:center;justify-content:center}
    .menu-btn span{display:block;width:18px;height:2px;background:var(--text);position:relative}
    .menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text)}
    .menu-btn span::before{top:-6px}.menu-btn span::after{top:6px}
    main{padding:24px 0 0}
    section{padding:34px 0}
    .hero{padding:34px 0 22px;position:relative;overflow:hidden}
    .hero .grid{display:grid;grid-template-columns:1.2fr .8fr;gap:26px;align-items:center}
    .eyebrow{display:inline-flex;gap:8px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 12px;color:var(--brand);font-weight:700;font-size:13px}
    h1{margin:16px 0 14px;font-size:clamp(32px,5vw,54px);line-height:1.08;letter-spacing:-.03em}
    .lead{font-size:18px;line-height:1.8;color:var(--muted);margin:0 0 22px;max-width:58ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:20px}
    .btn.primary{background:linear-gradient(135deg,var(--brand),#ff8cb2);color:#fff}
    .btn.secondary{background:#fff;border:1px solid var(--line);color:var(--text)}
    .mini-note{display:flex;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:13px}
    .mini-note span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 12px}
    .hero-card{background:linear-gradient(180deg,#fff,rgba(255,255,255,.92));border:1px solid var(--line);border-radius:28px;padding:22px;box-shadow:var(--shadow)}
    .stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:14px}
    .stat{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;min-height:108px}
    .stat strong{display:block;font-size:26px;color:var(--brand);margin-bottom:6px}
    .stat span{font-size:13px;color:var(--muted);line-height:1.55}
    .section-title{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:18px}
    .section-title h2{margin:0;font-size:clamp(24px,3vw,34px)}
    .section-title p{margin:0;color:var(--muted);max-width:58ch;line-height:1.7}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:0 10px 28px rgba(148,64,96,.06);transition:.25s ease}
    .card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .card h3{margin:0 0 10px;font-size:18px}
    .card p,.card li{color:var(--muted);line-height:1.75}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{background:#fff;border:1px solid var(--line);padding:8px 12px;border-radius:999px;font-size:13px;color:var(--text)}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{position:relative}
    .step .num{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;display:grid;place-items:center;font-weight:800;margin-bottom:12px}
    table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden}
    th,td{padding:14px 12px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;vertical-align:top}
    th{background:#fff5f8;color:var(--text)}
    .table-wrap{overflow:auto;border:1px solid var(--line);border-radius:20px;background:#fff}
    details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 18px}
    details+details{margin-top:12px}
    summary{cursor:pointer;font-weight:700;list-style:none}
    summary::-webkit-details-marker{display:none}
    .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .review .role{color:var(--brand);font-weight:700;font-size:13px;margin-bottom:8px}
    .articles{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .article a{color:var(--brand);font-weight:700}
    .form{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .field{display:flex;flex-direction:column;gap:8px}
    .field.full{grid-column:1/-1}
    input,select,textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:12px 14px;font:inherit;background:#fff;color:var(--text);outline:none}
    textarea{min-height:130px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,75,140,.12)}
    .footer{padding:24px 0 30px;border-top:1px solid var(--line);background:rgba(255,255,255,.76)}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
    .footer a{color:var(--text)}
    .muted{color:var(--muted)}
    .floating{position:fixed;right:16px;bottom:16px;z-index:50;display:flex;flex-direction:column;gap:10px}
    .floating a,.floating button{width:48px;height:48px;border-radius:16px;border:1px solid var(--line);background:#fff;display:grid;place-items:center;box-shadow:var(--shadow);color:var(--text);cursor:pointer}
    .reveal{opacity:0;transform:translateY(18px);transition:.55s ease}
    .reveal.show{opacity:1;transform:none}
    .mobile-nav{display:none}
    .home-link{color:var(--brand);font-weight:700}
    .image-strip{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
    .image-strip img{border-radius:18px;border:1px solid var(--line);background:#fff}
    @media (max-width: 980px){
      .hero .grid,.grid-3,.grid-2,.steps,.reviews,.articles,.footer-grid,.stats{grid-template-columns:1fr 1fr}
      .hero .grid{grid-template-columns:1fr}
      nav{display:none}
      .menu-btn{display:inline-flex}
      .mobile-nav{display:none;padding:0 0 16px}
      .mobile-nav.open{display:block}
      .mobile-nav .panel{display:flex;flex-wrap:wrap;gap:12px;padding:14px 0}
      .mobile-nav a{background:#fff;border:1px solid var(--line);padding:10px 12px;border-radius:999px;font-size:14px}
    }
    @media (max-width: 680px){
      .container{width:min(var(--container),calc(100% - 24px))}
      .stats,.grid-3,.grid-2,.steps,.reviews,.articles,.footer-grid,.form,.image-strip{grid-template-columns:1fr}
      .section-title{flex-direction:column;align-items:flex-start}
      .hero-actions{flex-direction:column}
      .nav-cta,.btn{width:100%}
      .brand h2{font-size:16px}
    }