:root{
      --bg:#fff7f8;
      --bg2:#fff;
      --card:#ffffff;
      --text:#24151d;
      --muted:#6f5865;
      --line:#f0d7df;
      --brand:#d81b60;
      --brand2:#8f1748;
      --brand3:#ff5a8c;
      --shadow:0 18px 45px rgba(168, 21, 76, .12);
      --radius:22px;
      --radius2:16px;
      --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:linear-gradient(180deg,#fff7f8 0%,#fffdfd 28%,#fff 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:50;background:rgba(255,247,248,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(216,27,96,.12)}
    .nav{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 0}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand .ai-page-logo{width:44px;height:44px;border-radius:12px;object-fit:contain;background:#fff;border:1px solid var(--line);padding:4px}
    .brand strong{display:block;font-size:18px;line-height:1.1}
    .brand span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
    .nav-links{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:flex-end}
    .nav-links a{font-size:14px;color:#4b3440;padding:8px 10px;border-radius:999px;transition:.25s}
    .nav-links a:hover,.nav-links a:focus{background:#ffe3ec;color:#9a1248}
    .nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;color:var(--brand2)}
    .hero{padding:34px 0 18px}
    .hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:22px;align-items:stretch}
    .hero-main{background:linear-gradient(135deg,#fff 0%,#fff7fb 55%,#ffe5ee 100%);border:1px solid rgba(216,27,96,.13);border-radius:28px;padding:30px;box-shadow:var(--shadow);position:relative;overflow:hidden}
    .hero-main:before,.hero-main:after{content:"";position:absolute;border-radius:999px;background:radial-gradient(circle,rgba(216,27,96,.14),transparent 65%)}
    .hero-main:before{width:220px;height:220px;right:-70px;top:-70px}
    .hero-main:after{width:180px;height:180px;left:-60px;bottom:-60px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:#ffe7ef;color:#9c174c;font-weight:700;font-size:13px}
    h1{margin:16px 0 12px;font-size:clamp(30px,4.2vw,56px);line-height:1.08;letter-spacing:-.02em}
    .lead{margin:0;max-width:58ch;color:#4d3440;font-size:16px;line-height:1.8}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 18px;border-radius:14px;font-weight:700;border:1px solid transparent;transition:.25s;cursor:pointer}
    .btn-primary{background:linear-gradient(135deg,var(--brand) 0%,var(--brand3) 100%);color:#fff;box-shadow:0 12px 28px rgba(216,27,96,.28)}
    .btn-secondary{background:#fff;border-color:var(--line);color:#7b2d4c}
    .btn:hover{transform:translateY(-2px)}
    .hero-aside{display:grid;gap:16px}
    .mini-card,.stat-card,.service-card,.step,.case-card,.review-card,.info-card,.price-card,.faq-item,.contact-card,.compare-card,.article-card,.network-card,.tag-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 10px 28px rgba(146,47,78,.06)}
    .mini-card{padding:20px}
    .mini-card h3,.section-title h2{margin:0}
    .stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:22px}
    .stat-card{padding:18px}
    .stat-card strong{display:block;font-size:28px;color:var(--brand2)}
    .stat-card span{display:block;margin-top:6px;color:var(--muted);font-size:13px;line-height:1.6}
    section{padding:18px 0}
    .section-title{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px}
    .section-title p{margin:0;color:var(--muted);max-width:64ch;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}
    .service-card,.case-card,.review-card,.info-card,.price-card,.contact-card,.compare-card{padding:20px}
    .service-card h3,.case-card h3,.review-card h3,.info-card h3,.price-card h3,.contact-card h3,.compare-card h3{margin:0 0 10px;font-size:18px}
    .meta{color:var(--muted);font-size:14px;line-height:1.7}
    .pill-row,.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .pill,.tag{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border-radius:999px;background:#fff1f5;color:#9c174c;font-size:13px;border:1px solid #ffd1df}
    .timeline{display:grid;gap:14px}
    .timeline-item{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;padding:16px;border-radius:18px;background:#fff8fb;border:1px solid #f6dfe7}
    .timeline-num{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand3));color:#fff;font-weight:700}
    .table-wrap{overflow:auto;border-radius:22px;border:1px solid var(--line);background:#fff}
    table{width:100%;border-collapse:collapse;min-width:860px;background:#fff}
    th,td{padding:14px 16px;border-bottom:1px solid #f4e4e9;text-align:left;font-size:14px;vertical-align:top}
    th{background:#fff1f6;color:#7e2447}
    tr:last-child td{border-bottom:none}
    .faq-list{display:grid;gap:12px}
    .faq-item{overflow:hidden}
    .faq-q{width:100%;border:0;background:transparent;padding:18px 20px;font:inherit;color:var(--text);display:flex;justify-content:space-between;gap:16px;text-align:left;cursor:pointer}
    .faq-a{padding:0 20px 18px;color:var(--muted);line-height:1.8;display:none}
    .faq-item.active .faq-a{display:block}
    .faq-item.active .faq-q .icon{transform:rotate(45deg)}
    .icon{transition:.2s;color:var(--brand)}
    .reviews,.articles,.network,.pricing,.about, .help, .contact-area{display:grid;gap:16px}
    .review-card strong{display:block;margin-bottom:8px}
    .review-card .role{color:var(--brand2);font-weight:700;font-size:13px}
    .article-list{display:grid;gap:12px}
    .article-item{padding:16px 18px;border-radius:18px;background:#fff8fb;border:1px solid #f7dfe7;display:flex;justify-content:space-between;gap:14px;align-items:center}
    .article-item span{color:var(--muted);font-size:13px}
    form{display:grid;gap:14px}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    input,select,textarea{width:100%;border:1px solid #e8cbd6;border-radius:14px;background:#fff;padding:13px 14px;font:inherit;color:var(--text);outline:none}
    textarea{min-height:120px;resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(216,27,96,.1)}
    footer{margin-top:10px;background:#7e103b;color:#ffeef4;padding:28px 0 22px}
    footer a{color:#fff1f5}
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:20px}
    .footer-bottom{margin-top:18px;padding-top:14px;border-top:1px solid rgba(255,255,255,.18);color:#ffd8e6;font-size:13px}
    .float-tools{position:fixed;right:16px;bottom:16px;display:grid;gap:10px;z-index:60}
    .float-tools a,.float-tools button{width:48px;height:48px;border-radius:16px;border:0;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand3));color:#fff;box-shadow:0 12px 24px rgba(216,27,96,.26);cursor:pointer}
    .reveal{opacity:0;transform:translateY(14px);transition:.6s ease}
    .reveal.show{opacity:1;transform:none}
    .gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
    .gallery .ai-page-image{border-radius:18px;border:1px solid var(--line);aspect-ratio:1/1;object-fit:cover;width:100%}
    .home-link{font-weight:700}
    .network-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .checklist{margin:0;padding-left:18px;color:var(--muted);line-height:1.9}
    .compare-badge{display:inline-flex;padding:8px 12px;border-radius:999px;background:#fff0f5;color:#a1104a;font-weight:700;margin-bottom:10px}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-2,.footer-grid,.network-grid,.gallery,.stat-grid,.form-grid{grid-template-columns:1fr 1fr}
      .hero-grid{grid-template-columns:1fr}
      .footer-grid,.network-grid{grid-template-columns:1fr}
    }
    @media (max-width: 760px){
      .nav-toggle{display:inline-flex}
      .nav-links{display:none;width:100%;padding:8px 0 0}
      .nav-links.open{display:flex;flex-direction:column;align-items:flex-start}
      .nav{flex-wrap:wrap}
      .hero-main{padding:22px}
      .grid-3,.grid-2,.stat-grid,.form-grid,.gallery{grid-template-columns:1fr}
      .section-title{align-items:flex-start;flex-direction:column}
      table{min-width:720px}
      h1{font-size:32px}
    }