:root{
      --bg:#fffdf4;
      --bg2:#fff6d7;
      --card:#ffffff;
      --ink:#18212f;
      --muted:#5b6472;
      --line:#eadfb4;
      --accent:#ffc400;
      --accent2:#ffdd58;
      --accent3:#ffb000;
      --shadow:0 16px 40px rgba(86, 66, 0, .10);
      --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;
      color:var(--ink);
      background:
        radial-gradient(circle at top left, rgba(255,196,0,.16), transparent 24%),
        radial-gradient(circle at top right, rgba(255,176,0,.10), transparent 28%),
        linear-gradient(180deg, #fffef7 0%, #fffaf0 46%, #fffdf8 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(100% - 32px, var(--container)); margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:30;
      backdrop-filter:blur(14px);
      background:rgba(255,250,235,.84);
      border-bottom:1px solid rgba(234,223,180,.75);
    }
    .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:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;border:1px solid var(--line);padding:4px}
    .brand-text{min-width:0}
    .brand-text strong{display:block;font-size:16px;letter-spacing:.3px}
    .brand-text span{display:block;font-size:12px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .nav-toggle{
      display:none;border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 12px;color:var(--ink)
    }
    .nav-links{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{
      font-size:13px;padding:9px 12px;border-radius:999px;color:#394554;
      border:1px solid transparent;transition:.2s ease;
    }
    .nav-links a:hover,.nav-links a:focus-visible{background:#fff;border-color:var(--line);box-shadow:0 8px 20px rgba(86,66,0,.08);transform:translateY(-1px)}
    .home-link{background:linear-gradient(135deg,var(--accent),var(--accent3));color:#2b2100 !important;font-weight:700}
    main{padding:22px 0 10px}
    section{scroll-margin-top:94px}
    .hero{
      padding:22px 0 14px;
    }
    .hero-grid{
      display:grid;grid-template-columns:1.25fr .75fr;gap:22px;align-items:stretch;
    }
    .hero-panel,.glass-card,.section-card,.feature-card,.review-card,.faq-item,.article-card,.case-card,.timeline-item,.contact-card,.compare-card,.metric{
      background:rgba(255,255,255,.92);
      border:1px solid rgba(234,223,180,.9);
      box-shadow:var(--shadow);
      border-radius:var(--radius);
    }
    .hero-panel{padding:30px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:#6a4f00;background:linear-gradient(135deg,rgba(255,196,0,.22),rgba(255,221,88,.18));border:1px solid rgba(255,196,0,.28);padding:8px 12px;border-radius:999px}
    h1{margin:16px 0 14px;font-size:clamp(30px,4vw,54px);line-height:1.05;letter-spacing:-.02em}
    .hero-panel p{margin:0;color:var(--muted);font-size:16px;line-height:1.8;max-width:60ch}
    .cta-row{display:flex;flex-wrap:wrap;gap:12px;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:.22s ease;cursor:pointer;
    }
    .btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent3));color:#2c2100}
    .btn-secondary{background:#fff;border-color:var(--line);color:var(--ink)}
    .btn:hover{transform:translateY(-2px);box-shadow:0 14px 24px rgba(86,66,0,.12)}
    .hero-stats{
      display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:22px
    }
    .metric{padding:16px}
    .metric strong{display:block;font-size:24px}
    .metric span{display:block;color:var(--muted);font-size:13px;line-height:1.5;margin-top:4px}
    .hero-side{display:grid;gap:14px}
    .side-top,.side-bottom{padding:22px}
    .side-top{display:flex;flex-direction:column;gap:14px;justify-content:space-between}
    .label{font-size:13px;color:#7a610d;font-weight:700}
    .mini-list{display:grid;gap:10px;margin:0;padding:0;list-style:none}
    .mini-list li{display:flex;gap:10px;align-items:flex-start;color:var(--ink);font-size:14px;line-height:1.6}
    .dot{width:10px;height:10px;border-radius:50%;margin-top:7px;background:linear-gradient(135deg,var(--accent),var(--accent3));box-shadow:0 0 0 4px rgba(255,196,0,.16)}
    .side-bottom{display:grid;gap:12px}
    .side-badges{display:flex;flex-wrap:wrap;gap:8px}
    .chip{font-size:12px;padding:8px 10px;border-radius:999px;background:#fff8d8;border:1px solid #f1df9a;color:#66510a}
    .section{padding:18px 0}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:16px}
    .section-head h2{margin:0;font-size:28px;line-height:1.15}
    .section-head p{margin:0;color:var(--muted);max-width:60ch;line-height:1.7}
    .section-card{padding:24px}
    .grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
    .grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
    .feature-card,.review-card,.article-card,.case-card,.contact-card,.compare-card{padding:20px}
    .feature-card h3,.review-card h3,.article-card h3,.case-card h3,.contact-card h3{margin:0 0 10px;font-size:18px}
    .feature-card p,.review-card p,.article-card p,.case-card p,.contact-card p{margin:0;color:var(--muted);line-height:1.75}
    .icon-box{
      width:48px;height:48px;border-radius:14px;background:linear-gradient(135deg,rgba(255,196,0,.25),rgba(255,176,0,.12));
      border:1px solid rgba(255,196,0,.28);display:grid;place-items:center;margin-bottom:14px;color:#7b5a00;font-weight:800
    }
    .pipeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
    .step{padding:18px;position:relative;overflow:hidden}
    .step::after{
      content:attr(data-no);position:absolute;right:14px;top:10px;font-size:42px;font-weight:800;color:rgba(255,196,0,.16)
    }
    .step h3{margin:0 0 8px;font-size:17px}
    .step p{margin:0;color:var(--muted);line-height:1.7}
    .compare-wrap{overflow:auto;border-radius:18px;border:1px solid rgba(234,223,180,.9)}
    table{width:100%;border-collapse:collapse;min-width:760px;background:#fff}
    th,td{padding:14px 16px;border-bottom:1px solid #f0e6bf;text-align:left;font-size:14px;vertical-align:top}
    th{background:#fff8dd;font-size:13px;color:#6a4f00}
    tr:hover td{background:#fffdf5}
    .badge{display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border-radius:999px;background:#fff6ca;color:#695200;font-size:12px;font-weight:700;border:1px solid rgba(255,196,0,.25)}
    .score-box{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:center;margin-top:16px}
    .score{
      width:110px;height:110px;border-radius:50%;display:grid;place-items:center;
      background:conic-gradient(var(--accent) 0 99%, #f5e7ab 99% 100%);box-shadow:inset 0 0 0 14px #fff8dc;
      font-weight:900;font-size:24px;color:#382800
    }
    .score small{display:block;font-size:12px;color:var(--muted);font-weight:600}
    .price-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .price-card{padding:18px;border-radius:20px;background:#fff;border:1px solid rgba(234,223,180,.9);box-shadow:var(--shadow)}
    .price-card strong{display:block;font-size:24px;margin:8px 0 6px}
    .price-card ul{margin:0;padding-left:18px;color:var(--muted);line-height:1.75}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud span{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:#41505d;font-size:13px}
    .timeline{display:grid;gap:12px}
    .timeline-item{padding:18px;display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:flex-start}
    .timeline-item .num{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent3));display:grid;place-items:center;font-weight:800;color:#2c2100}
    .faq{display:grid;gap:12px}
    .faq-item{overflow:hidden}
    .faq-q{
      width:100%;padding:18px 18px;background:transparent;border:0;color:var(--ink);font-size:16px;font-weight:700;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer
    }
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;padding:0 18px}
    .faq-item.open .faq-a{padding-bottom:18px}
    .faq-a p{margin:0;color:var(--muted);line-height:1.75}
    .faq-item.open .faq-q .chev{transform:rotate(180deg)}
    .chev{transition:.2s ease}
    .reviews, .articles, .cases{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
    .review-card .who{margin-top:14px;font-size:13px;color:#735a08;font-weight:700}
    .review-card .stars{color:#d39a00;font-size:14px;margin-bottom:10px}
    .article-card time{display:inline-block;font-size:12px;color:#7e6940;background:#fff8db;border:1px solid #f1df9a;padding:6px 10px;border-radius:999px;margin-bottom:12px}
    .article-card a.more,.case-card a.more{display:inline-flex;margin-top:12px;color:#9b7100;font-weight:700}
    .contact-grid{display:grid;grid-template-columns:1fr .9fr;gap:14px}
    form{display:grid;gap:12px}
    .field{display:grid;gap:7px}
    .field label{font-size:13px;font-weight:700;color:#4c5663}
    .field input,.field select,.field textarea{
      width:100%;padding:13px 14px;border-radius:14px;border:1px solid #d8cd99;background:#fff;font:inherit;color:var(--ink);outline:none
    }
    .field textarea{min-height:120px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{border-color:#e0ad00;box-shadow:0 0 0 4px rgba(255,196,0,.14)}
    .contact-info{display:grid;gap:12px}
    .contact-box{padding:16px;border-radius:18px;background:#fffdf2;border:1px solid #f0e2b2}
    .contact-box strong{display:block;margin-bottom:6px}
    .kefu{display:grid;grid-template-columns:110px 1fr;gap:14px;align-items:center}
    .kefu img{width:110px;height:110px;object-fit:cover;border-radius:16px;border:1px solid #eadfb4;background:#fff}
    .floating{
      position:fixed;right:14px;bottom:14px;z-index:40;display:grid;gap:10px
    }
    .float-btn{
      width:52px;height:52px;border-radius:18px;background:linear-gradient(135deg,var(--accent),var(--accent3));color:#2c2100;
      display:grid;place-items:center;box-shadow:0 18px 30px rgba(180,132,0,.22);border:1px solid rgba(255,255,255,.7);font-weight:900
    }
    .back-top{position:fixed;right:14px;bottom:76px;z-index:40;opacity:0;pointer-events:none;transform:translateY(10px);transition:.25s ease}
    .back-top.show{opacity:1;pointer-events:auto;transform:none}
    .site-footer{
      margin-top:18px;padding:22px 0 26px;border-top:1px solid rgba(234,223,180,.9);
      background:linear-gradient(180deg,#fff9e0 0%, #fff6d7 100%);color:#27313f
    }
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:14px;align-items:start}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px}
    .footer-links a{padding:8px 11px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:#304050}
    .copy{margin-top:14px;color:#5d6571;font-size:13px;line-height:1.7}
    .scroll-reveal{opacity:0;transform:translateY(14px);transition:.55s ease}
    .scroll-reveal.in{opacity:1;transform:none}
    .ai-page-home-link{font-weight:700}
    .hero-visual{
      display:grid;gap:14px;
    }
    .visual-card{
      padding:24px;border-radius:26px;background:
        radial-gradient(circle at top right, rgba(255,196,0,.24), transparent 28%),
        linear-gradient(135deg, #fffef7, #fff3c8);
      border:1px solid rgba(255,196,0,.25);
      min-height:100%;
    }
    .visual-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:14px}
    .pulse{
      padding:16px;border-radius:18px;background:#fff;border:1px solid rgba(234,223,180,.9);
      animation:float 6s ease-in-out infinite
    }
    .pulse:nth-child(2){animation-delay:1s}
    .pulse:nth-child(3){animation-delay:2s}
    .pulse:nth-child(4){animation-delay:3s}
    @keyframes float{50%{transform:translateY(-4px)}}
    .subtitle{font-size:15px;color:var(--muted);line-height:1.8}
    .banner-images{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .banner-images img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:18px;border:1px solid #eadfb4;box-shadow:var(--shadow)}
    .gallery-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:14px}
    .gallery-grid img{width:100%;height:auto;border-radius:18px;border:1px solid #eadfb4;box-shadow:var(--shadow)}
    @media (max-width: 1024px){
      .hero-grid,.contact-grid,.footer-grid,.gallery-grid{grid-template-columns:1fr}
      .grid-4,.pipeline,.reviews,.articles,.cases,.price-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    }
    @media (max-width: 768px){
      .nav-toggle{display:inline-flex}
      .nav-links{
        display:none;position:absolute;left:16px;right:16px;top:66px;background:#fff;border:1px solid var(--line);
        border-radius:18px;padding:10px;box-shadow:var(--shadow)
      }
      .nav-links.open{display:flex;flex-direction:column;align-items:stretch}
      .nav-links a{width:100%;text-align:center}
      .section-head,.score-box,.hero-stats{grid-template-columns:1fr;display:grid}
      .grid-3,.grid-2,.grid-4,.pipeline,.reviews,.articles,.cases,.price-grid{grid-template-columns:1fr}
      .hero-panel,.side-top,.side-bottom,.section-card{padding:18px}
      .hero{padding-top:10px}
      h1{font-size:clamp(28px,9vw,40px)}
      .section-head h2{font-size:24px}
      .banner-images{grid-template-columns:1fr}
    }