:root{
      --bg:#fffaf1;
      --panel:#ffffff;
      --panel-2:#fff4cc;
      --ink:#1f2a37;
      --muted:#5b6472;
      --line:#f0dfaa;
      --brand:#ffcd1f;
      --brand-2:#ffb800;
      --brand-3:#fff4b8;
      --shadow:0 18px 50px rgba(90, 73, 0, .10);
      --radius:22px;
      --radius-sm:16px;
      --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",Arial,sans-serif;
      color:var(--ink);
      background:
        radial-gradient(circle at top left, rgba(255,205,31,.20), transparent 22%),
        radial-gradient(circle at top right, rgba(255,184,0,.14), transparent 24%),
        linear-gradient(180deg, #fffdf7 0%, #fff8e8 45%, #fffaf1 100%);
      min-height:100vh;
    }
    a{color:#24446d;text-decoration:none}
    img{display:block;max-width:100%}
    .container{
      width:min(var(--max), calc(100% - 32px));
      margin:0 auto;
    }
    .topbar{
      position:sticky;top:0;z-index:50;
      backdrop-filter: blur(14px);
      background: rgba(255,250,241,.82);
      border-bottom:1px solid rgba(240,223,170,.8);
    }
    .nav{
      display:flex;align-items:center;justify-content:space-between;gap:14px;
      padding:14px 0;
    }
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand .ai-page-logo{width:44px;height:44px;object-fit:contain;border-radius:12px;background:#fff;padding:4px;border:1px solid var(--line);box-shadow:0 8px 20px rgba(0,0,0,.05)}
    .brand strong{display:block;font-size:18px;line-height:1.1}
    .brand span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
    .menu-btn{
      display:none;border:1px solid var(--line);background:#fff;color:var(--ink);
      border-radius:14px;padding:10px 12px;font-weight:700;
    }
    .navlinks{
      display:flex;align-items:center;gap:16px;flex-wrap:wrap;justify-content:flex-end;
    }
    .navlinks a{font-size:14px;color:#314055;padding:8px 10px;border-radius:999px;transition:.2s ease}
    .navlinks a:hover{background:rgba(255,205,31,.18);color:#111827}
    .nav-cta{
      background:linear-gradient(135deg,var(--brand) 0%, var(--brand-2) 100%);
      color:#111827 !important;font-weight:800;padding:10px 16px;border-radius:999px;
      box-shadow:0 10px 24px rgba(255,184,0,.25);
    }
    .hero{
      padding:42px 0 24px;
    }
    .hero-grid{
      display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch;
    }
    .hero-copy{
      padding:34px;border-radius:28px;background:linear-gradient(180deg, rgba(255,255,255,.96), rgba(255,250,241,.92));
      border:1px solid rgba(240,223,170,.85);box-shadow:var(--shadow);position:relative;overflow:hidden;
    }
    .hero-copy:before,.hero-copy:after{
      content:"";position:absolute;border-radius:999px;filter:blur(2px);pointer-events:none
    }
    .hero-copy:before{width:180px;height:180px;background:rgba(255,205,31,.16);right:-60px;top:-50px}
    .hero-copy:after{width:240px;height:240px;background:rgba(255,184,0,.10);left:-110px;bottom:-120px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      background:rgba(255,205,31,.15);border:1px solid rgba(255,205,31,.35);
      padding:8px 12px;border-radius:999px;font-size:13px;font-weight:700;color:#5b4600;
    }
    h1{font-size:clamp(30px,4.6vw,52px);line-height:1.06;margin:16px 0 14px;letter-spacing:-.02em}
    .hero p{margin:0;color:var(--muted);font-size:16px;line-height:1.8;max-width:62ch}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border-radius:999px;padding:13px 18px;font-weight:800;border:1px solid transparent;
      transition:.2s ease;cursor:pointer;white-space:nowrap
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand) 0%, var(--brand-2) 100%);color:#111827;box-shadow:0 14px 30px rgba(255,184,0,.24)}
    .btn-secondary{background:#fff;border-color:var(--line);color:#24324a}
    .btn:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(31,42,55,.08)}
    .hero-stats{
      display:grid;grid-template-columns:repeat(2,1fr);gap:14px;
    }
    .stat,.card,.panel,.review,.faq-item,.article,.case,.form-card,.price-card,.match-card,.compare-card,.timeline-card{
      background:rgba(255,255,255,.92);border:1px solid rgba(240,223,170,.9);
      border-radius:var(--radius);box-shadow:0 12px 30px rgba(85,66,0,.08)
    }
    .stat{padding:20px}
    .stat b{display:block;font-size:28px;line-height:1;color:#182233}
    .stat span{display:block;margin-top:8px;color:var(--muted);font-size:13px;line-height:1.6}
    .side{
      display:grid;gap:14px;
    }
    .panel{padding:22px}
    .panel h2,.section-title h2{font-size:clamp(24px,3vw,36px);margin:0 0 10px;line-height:1.15}
    .panel p,.section-subtitle{color:var(--muted);line-height:1.8;margin:0}
    .quick-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
    .tag{
      padding:8px 12px;border-radius:999px;background:var(--panel-2);border:1px solid rgba(255,184,0,.22);
      color:#6b5200;font-size:13px;font-weight:700
    }
    section{padding:18px 0}
    .section-head{
      display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:16px;flex-wrap:wrap
    }
    .section-title{max-width:760px}
    .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:22px}
    .card h3,.case h3,.review h3,.article h3,.match-card h3,.price-card h3{margin:0 0 10px;font-size:18px}
    .card p,.case p,.review p,.article p,.match-card p,.price-card p{margin:0;color:var(--muted);line-height:1.75}
    .icon{
      width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(255,205,31,.18), rgba(255,184,0,.28));
      color:#8a6500;font-weight:900;margin-bottom:14px
    }
    .chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
    .chip{font-size:12px;padding:7px 10px;border-radius:999px;background:#fff8db;border:1px solid #f4df99;color:#6b5200}
    .workflow{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
    .step{padding:18px;background:linear-gradient(180deg,#fff,#fffaf0);border:1px solid var(--line);border-radius:20px;position:relative}
    .step b{display:inline-flex;width:30px;height:30px;border-radius:999px;align-items:center;justify-content:center;background:var(--brand);color:#1b1b1b;margin-bottom:10px}
    .step h3{margin:0 0 8px;font-size:16px}
    .step p{margin:0;color:var(--muted);line-height:1.7;font-size:14px}
    .scroll-x{overflow-x:auto}
    table{width:100%;border-collapse:separate;border-spacing:0;min-width:860px}
    th,td{padding:14px 14px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
    th{background:#fff6cf;color:#283246;font-size:14px}
    td{background:#fff;color:#324055;font-size:14px;line-height:1.7}
    .table-wrap{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff}
    .highlight{background:linear-gradient(180deg,#fff9dd,#fff);font-weight:700}
    .split{
      display:grid;grid-template-columns:1fr 1fr;gap:16px
    }
    .list{
      display:grid;gap:12px
    }
    .list-item{
      display:flex;gap:12px;align-items:flex-start;padding:14px 16px;border-radius:18px;background:#fff;border:1px solid var(--line)
    }
    .list-item i{font-style:normal;width:28px;height:28px;border-radius:999px;background:rgba(255,205,31,.18);display:grid;place-items:center;color:#8a6500;font-weight:800;flex:none}
    .reviews,.articles,.cases,.price-grid,.match-grid,.faq-list,.timeline{display:grid;gap:16px}
    .review .meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
    .stars{color:#d39a00;font-size:14px;letter-spacing:1px}
    .avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#ffe27a,#ffbf2d);display:grid;place-items:center;color:#473300;font-weight:900}
    .faq-item{overflow:hidden}
    .faq-q{
      width:100%;border:0;background:transparent;color:var(--ink);padding:18px 18px;display:flex;justify-content:space-between;align-items:center;font-size:16px;font-weight:800;cursor:pointer;text-align:left
    }
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;padding:0 18px;color:var(--muted);line-height:1.8}
    .faq-item.open .faq-a{padding-bottom:18px;max-height:220px}
    .faq-item.open .faq-q .plus{transform:rotate(45deg)}
    .plus{transition:.2s ease;font-size:22px;color:#8c6a00}
    .article{padding:18px}
    .article small{display:inline-block;margin-bottom:10px;color:#8c6a00;font-weight:700}
    .case{padding:20px}
    .case .case-top{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;margin-bottom:10px}
    .badge{
      display:inline-flex;align-items:center;padding:7px 10px;border-radius:999px;background:#fff3bf;border:1px solid #f0d67a;color:#6d5300;font-size:12px;font-weight:800
    }
    .form-card{padding:22px}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .field{display:flex;flex-direction:column;gap:8px}
    label{font-size:14px;font-weight:700;color:#2a3749}
    input,select,textarea{
      width:100%;padding:13px 14px;border:1px solid #e8dbab;border-radius:14px;background:#fff;color:var(--ink);
      font:inherit;outline:none;transition:.2s ease
    }
    input:focus,select:focus,textarea:focus{border-color:#dcb232;box-shadow:0 0 0 4px rgba(255,205,31,.16)}
    textarea{min-height:120px;resize:vertical}
    .full{grid-column:1 / -1}
    .footer{
      margin-top:18px;padding:28px 0 24px;border-top:1px solid rgba(240,223,170,.9);
      background:linear-gradient(180deg, rgba(255,250,241,.6), rgba(255,244,210,.55));
      color:#233244
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:18px;align-items:start}
    .footer a{color:#24446d}
    .footer small,.footer p{color:#415065;line-height:1.8}
    .foot-links{display:flex;flex-wrap:wrap;gap:10px}
    .foot-links a{padding:8px 10px;border-radius:999px;background:#fff;border:1px solid var(--line)}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px
    }
    .floating a,.floating button{
      border:0;border-radius:999px;padding:12px 14px;background:#fff;color:#273246;
      box-shadow:0 12px 30px rgba(0,0,0,.12);font-weight:800;border:1px solid rgba(240,223,170,.9);cursor:pointer
    }
    .floating .primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#111827}
    .modal-backdrop{
      position:fixed;inset:0;background:rgba(15,23,42,.45);display:none;align-items:center;justify-content:center;z-index:70;padding:18px
    }
    .modal-backdrop.open{display:flex}
    .modal{
      width:min(420px,100%);background:#fff;border-radius:24px;padding:18px;border:1px solid var(--line);box-shadow:var(--shadow)
    }
    .modal .qr{width:100%;border-radius:18px;overflow:hidden;border:1px solid var(--line);background:#fff}
    .modal h3{margin:10px 0 8px}
    .muted{color:var(--muted)}
    .timeline-card{padding:20px}
    .timeline-item{display:grid;grid-template-columns:18px 1fr;gap:12px;padding:10px 0}
    .dot{width:12px;height:12px;border-radius:999px;background:var(--brand);margin-top:6px;box-shadow:0 0 0 5px rgba(255,205,31,.20)}
    .timeline-item h4{margin:0 0 6px;font-size:16px}
    .timeline-item p{margin:0;color:var(--muted);line-height:1.7;font-size:14px}
    .mini-banner{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .mini-banner img{border-radius:18px;border:1px solid var(--line);box-shadow:0 10px 24px rgba(0,0,0,.06)}
    .article-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .center{text-align:center}
    .rating{
      display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:10px
    }
    .score{
      display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;background:#fff4cc;border:1px solid #f0d67a;font-weight:800;color:#674f00
    }
    .fade-up{animation:fadeUp .7s ease both}
    @keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-4,.workflow,.split,.footer-grid,.article-list,.mini-banner{grid-template-columns:1fr}
      .hero-stats{grid-template-columns:repeat(2,1fr)}
      .menu-btn{display:inline-flex}
      .navlinks{
        display:none;position:absolute;left:16px;right:16px;top:72px;background:#fff;border:1px solid var(--line);
        border-radius:18px;padding:12px;box-shadow:var(--shadow)
      }
      .navlinks.open{display:flex;flex-direction:column;align-items:stretch}
      .navlinks a{padding:12px 12px}
    }
    @media (max-width: 640px){
      .container{width:min(var(--max), calc(100% - 22px))}
      .hero{padding-top:24px}
      .hero-copy,.panel,.card,.form-card{padding:18px}
      .hero-stats{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      h1{font-size:32px}
      .section-head{align-items:flex-start}
      .floating{right:12px;bottom:12px}
    }