:root{
      --bg:#fff8f5;
      --panel:#ffffff;
      --panel2:#fff2eb;
      --line:#efd9d1;
      --text:#24313f;
      --muted:#6b7a88;
      --brand:#f04c8a;
      --brand2:#ff7a59;
      --accent:#ffb4c9;
      --shadow:0 16px 40px rgba(208, 94, 126, .12);
      --radius:22px;
      --radius-sm:16px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(240,76,138,.10), transparent 30%),
        radial-gradient(circle at top right, rgba(255,122,89,.10), transparent 28%),
        linear-gradient(180deg, #fffaf8 0%, #fff7f2 48%, #fff9f7 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:80;
      backdrop-filter: blur(14px);
      background:rgba(255,248,245,.82);
      border-bottom:1px solid rgba(239,217,209,.8);
    }
    .nav{
      display:flex;align-items:center;justify-content:space-between;gap:18px;
      min-height:74px;
    }
    .brand{display:flex;align-items:center;gap:14px;min-width:0}
    .brand .ai-page-logo{width:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;border:1px solid var(--line);padding:5px;box-shadow:0 8px 20px rgba(0,0,0,.05)}
    .brand-text{min-width:0}
    .brand-text strong{display:block;font-size:18px;letter-spacing:.5px}
    .brand-text span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
    .nav-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end}
    .home-link,.top-btn,.ghost-btn,.primary-btn,.secondary-btn,.submit-btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border-radius:999px;border:1px solid transparent;
      padding:11px 16px;font-weight:700;line-height:1;transition:.25s ease;
      cursor:pointer;white-space:nowrap;
    }
    .home-link,.ghost-btn,.top-btn{background:#fff;border-color:var(--line);color:var(--text)}
    .primary-btn,.submit-btn{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;box-shadow:0 10px 24px rgba(240,76,138,.22)}
    .secondary-btn{background:#fff5f1;border-color:#ffd3c4;color:#b63f68}
    .home-link:hover,.ghost-btn:hover,.top-btn:hover,.secondary-btn:hover,.primary-btn:hover,.submit-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
    .menu-toggle{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px;color:var(--text)}
    .menu-toggle span{display:block;width:18px;height:2px;background:var(--text);margin:3px 0;border-radius:2px}
    .nav-links{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{font-size:14px;color:var(--muted);padding:8px 10px;border-radius:10px}
    .nav-links a:hover,.nav-links a.active{color:var(--brand);background:rgba(240,76,138,.08)}
    .hero{
      position:relative;
      padding:40px 0 14px;
      overflow:hidden;
    }
    .hero-grid{
      display:grid;grid-template-columns:1.18fr .82fr;gap:22px;align-items:stretch;
    }
    .hero-copy,.hero-side,.card,.panel,.faq-item,.review-card,.case-card,.article-card,.contact-box,.compare-box{
      background:rgba(255,255,255,.84);
      border:1px solid rgba(239,217,209,.95);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .hero-copy{padding:34px;position:relative;overflow:hidden}
    .hero-copy:before,.hero-copy:after{
      content:"";position:absolute;border-radius:50%;
      background:radial-gradient(circle, rgba(255,122,89,.18), transparent 68%);
      pointer-events:none;
    }
    .hero-copy:before{width:220px;height:220px;right:-60px;top:-40px}
    .hero-copy:after{width:180px;height:180px;right:120px;bottom:-50px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      background:#fff3ee;border:1px solid #ffd7ca;color:#b33e66;
      padding:8px 12px;border-radius:999px;font-size:13px;font-weight:700;
    }
    h1{margin:18px 0 14px;font-size:clamp(30px,4vw,56px);line-height:1.06;letter-spacing:-.02em}
    .hero-copy p{margin:0;color:var(--muted);font-size:16px;line-height:1.75;max-width:62ch}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
    .hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px}
    .metric{
      background:linear-gradient(180deg,#fff, #fff7f4);
      border:1px solid var(--line);border-radius:18px;padding:16px 14px;
    }
    .metric strong{display:block;font-size:22px;color:var(--brand);margin-bottom:6px}
    .metric span{display:block;color:var(--muted);font-size:13px;line-height:1.5}
    .hero-side{padding:20px}
    .hero-side .mini-list{display:grid;gap:12px}
    .mini-item{
      padding:14px 15px;border-radius:16px;background:linear-gradient(180deg,#fff, #fff6f1);
      border:1px solid var(--line);
    }
    .mini-item strong{display:block;margin-bottom:6px}
    .mini-item span{display:block;color:var(--muted);font-size:13px;line-height:1.6}
    .image-strip{
      display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px
    }
    .image-strip img{
      width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:18px;border:1px solid var(--line);background:#fff
    }
    .section{padding:18px 0 10px}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin:0 0 16px}
    .section-head h2{margin:0;font-size:clamp(22px,2.4vw,34px)}
    .section-head p{margin:0;color:var(--muted);max-width:66ch;line-height:1.7}
    .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:20px}
    .card h3,.panel h3,.compare-box h3{margin:0 0 10px;font-size:18px}
    .card p,.panel p,.review-card p,.case-card p,.article-card p,.contact-box p{margin:0;color:var(--muted);line-height:1.72}
    .tag{
      display:inline-flex;align-items:center;border-radius:999px;
      background:#fff3ee;border:1px solid #ffd7ca;color:#b43f66;
      padding:6px 10px;font-size:12px;font-weight:700;margin-bottom:12px;
    }
    .bullet-list{margin:14px 0 0;padding:0;list-style:none;display:grid;gap:10px}
    .bullet-list li{position:relative;padding-left:18px;color:var(--muted);line-height:1.65}
    .bullet-list li:before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2))}
    .steps{counter-reset:step}
    .step{
      position:relative;padding:20px 20px 18px 20px;
      background:linear-gradient(180deg,#fff, #fff7f4);
      border:1px solid var(--line);border-radius:20px;
    }
    .step:before{
      counter-increment:step;content:counter(step);
      display:inline-flex;align-items:center;justify-content:center;
      width:34px;height:34px;border-radius:12px;margin-bottom:14px;
      background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-weight:800;
    }
    .step strong{display:block;font-size:17px;margin-bottom:8px}
    .step span{display:block;color:var(--muted);line-height:1.65;font-size:14px}
    .table-wrap{overflow:auto;border-radius:20px;border:1px solid var(--line);background:#fff}
    table{width:100%;border-collapse:collapse;min-width:760px}
    th,td{padding:14px 16px;border-bottom:1px solid #f2e3dd;text-align:left;vertical-align:top}
    th{background:#fff6f2;color:#a93d63;font-size:14px}
    td{color:var(--text);font-size:14px;line-height:1.65}
    tr:last-child td{border-bottom:none}
    .rating{
      display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:12px
    }
    .stars{color:#ff8a00;font-size:20px;letter-spacing:2px}
    .score{
      background:#fff3ee;border:1px solid #ffd7ca;color:#b13d63;
      border-radius:14px;padding:10px 12px;font-weight:700
    }
    .price-list{display:grid;gap:12px}
    .price-item{
      padding:16px;border-radius:18px;border:1px solid var(--line);background:linear-gradient(180deg,#fff,#fff8f5);
      display:flex;justify-content:space-between;gap:14px;align-items:flex-start
    }
    .price-item strong{display:block;font-size:15px;margin-bottom:4px}
    .price-item span{display:block;color:var(--muted);font-size:13px;line-height:1.6}
    .price-item em{font-style:normal;color:var(--brand);font-weight:800;white-space:nowrap}
    .faq{display:grid;gap:12px}
    .faq-item{
      overflow:hidden;background:#fff;
    }
    .faq-q{
      width:100%;border:0;background:transparent;color:var(--text);padding:18px 18px;font:inherit;
      display:flex;justify-content:space-between;gap:12px;align-items:center;cursor:pointer;text-align:left
    }
    .faq-q strong{font-size:15px;line-height:1.5}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 18px}
    .faq-a p{margin:0 0 18px;color:var(--muted);line-height:1.75}
    .faq-item.open .faq-a{max-height:220px}
    .faq-item.open .chev{transform:rotate(180deg)}
    .chev{transition:.25s ease;color:var(--brand);font-weight:800}
    .review-card,.case-card,.article-card,.contact-box,.compare-box{padding:20px}
    .review-meta{display:flex;align-items:center;gap:12px;margin-bottom:12px}
    .avatar{
      width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,#ffd7e6,#ffe5d8);
      display:grid;place-items:center;font-weight:800;color:#b03f64;border:1px solid #ffd5c8
    }
    .review-card h3,.case-card h3,.article-card h3{margin:0 0 8px;font-size:16px}
    .review-card .role{font-size:12px;color:var(--muted)}
    .case-card .meta,.article-card .meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
    .chip{
      font-size:12px;padding:6px 10px;border-radius:999px;background:#fff4ef;border:1px solid #ffd7ca;color:#aa4366
    }
    .timeline{display:grid;gap:12px}
    .timeline-item{
      display:grid;grid-template-columns:100px 1fr;gap:16px;
      padding:15px 16px;border-radius:16px;border:1px solid var(--line);background:#fff
    }
    .timeline-item strong{color:var(--brand)}
    .timeline-item p{margin:0;color:var(--muted);line-height:1.7}
    .cloud{display:flex;flex-wrap:wrap;gap:10px}
    .cloud a{padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--text);font-size:13px}
    .contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:14px}
    .form{
      display:grid;gap:12px
    }
    .field{display:grid;gap:7px}
    .field label{font-size:13px;color:var(--text);font-weight:700}
    .field input,.field select,.field textarea{
      width:100%;border:1px solid #ead7d0;background:#fff;border-radius:14px;
      padding:13px 14px;font:inherit;color:var(--text);outline:none;
    }
    .field textarea{min-height:120px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{border-color:#f09eb7;box-shadow:0 0 0 4px rgba(240,76,138,.08)}
    .contact-side{
      display:grid;gap:14px;align-content:start
    }
    .qrcode{
      display:flex;gap:14px;align-items:center;padding:16px;border-radius:18px;border:1px solid var(--line);background:#fff
    }
    .qrcode img{width:96px;height:96px;object-fit:cover;border-radius:16px;border:1px solid var(--line)}
    footer{
      margin-top:22px;
      padding:24px 0 28px;
      background:#fff3ee;
      border-top:1px solid #efd9d1;
      color:#4e5b68;
    }
    footer a{color:#a63d63}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:16px;align-items:start}
    .footer-grid h3{margin:0 0 10px;font-size:16px;color:#24313f}
    .footer-grid p,.footer-grid li{color:#5f6d7a;line-height:1.7}
    .footer-grid ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:90;display:grid;gap:10px
    }
    .floating a,.floating button{
      width:48px;height:48px;border-radius:16px;border:1px solid var(--line);background:#fff;
      box-shadow:0 12px 26px rgba(0,0,0,.10);display:grid;place-items:center;color:var(--brand);cursor:pointer
    }
    .floating a:hover,.floating button:hover{transform:translateY(-2px)}
    .scroll-animate{opacity:0;transform:translateY(18px);transition:all .55s ease}
    .scroll-animate.in-view{opacity:1;transform:none}
    .note{
      font-size:12px;color:var(--muted);line-height:1.6
    }
    .section-anchor{scroll-margin-top:92px}
    .topbar-inline{
      display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;align-items:center
    }
    .service-network{
      display:grid;grid-template-columns:repeat(5,1fr);gap:10px
    }
    .network-item{
      padding:14px 12px;border-radius:16px;border:1px solid var(--line);background:#fff;text-align:center
    }
    .network-item strong{display:block;font-size:15px;margin-bottom:5px}
    .network-item span{color:var(--muted);font-size:12px}
    @media (max-width: 1024px){
      .hero-grid,.contact-grid,.footer-grid{grid-template-columns:1fr}
      .grid-4,.grid-3,.grid-2,.service-network{grid-template-columns:repeat(2,1fr)}
      .hero-metrics{grid-template-columns:1fr}
    }
    @media (max-width: 760px){
      .container{width:min(var(--max), calc(100% - 20px))}
      .nav{flex-wrap:wrap;padding:10px 0}
      .menu-toggle{display:inline-grid}
      .nav-links{
        display:none;order:3;width:100%;padding:12px 0 4px;justify-content:flex-start
      }
      .nav-links.open{display:flex}
      .hero{padding-top:18px}
      .hero-copy{padding:24px}
      h1{font-size:30px}
      .grid-4,.grid-3,.grid-2,.service-network{grid-template-columns:1fr}
      .image-strip{grid-template-columns:1fr}
      .timeline-item{grid-template-columns:1fr}
      .section-head{flex-direction:column;align-items:flex-start}
      .floating{right:12px;bottom:12px}
    }