:root{
      --bg:#faf7f2;
      --bg2:#fffaf6;
      --card:#ffffff;
      --card2:#fff3ea;
      --line:#eadfd2;
      --text:#253041;
      --muted:#5d6a7c;
      --brand:#ff7a59;
      --brand2:#ffb347;
      --brand3:#6b7cff;
      --green:#22a06b;
      --shadow:0 18px 50px rgba(77, 55, 33, .10);
      --shadow2:0 10px 28px rgba(77, 55, 33, .08);
      --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(--text);
      background:
        radial-gradient(circle at top left, rgba(255,183,71,.18), transparent 28%),
        radial-gradient(circle at top right, rgba(107,124,255,.16), transparent 26%),
        linear-gradient(180deg, #fffdfb 0%, var(--bg) 36%, #fff 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container), calc(100% - 32px)); margin:0 auto}
    .topbar{
      position:sticky; top:0; z-index:60;
      backdrop-filter:saturate(150%) blur(18px);
      background:rgba(255,250,246,.82);
      border-bottom:1px solid rgba(234,223,210,.8);
    }
    .nav{
      display:flex; align-items:center; justify-content:space-between; gap:16px;
      min-height:74px;
    }
    .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; box-shadow:var(--shadow2); padding:4px}
    .brand h2{margin:0; font-size:18px; line-height:1.1}
    .brand p{margin:4px 0 0; color:var(--muted); font-size:12px}
    .menu{display:flex; flex-wrap:wrap; gap:8px; justify-content:flex-end; align-items:center}
    .menu a{
      padding:9px 12px; border:1px solid transparent; border-radius:999px; color:#364457; font-size:14px;
    }
    .menu a:hover,.menu a.active{background:#fff; border-color:var(--line); box-shadow:var(--shadow2)}
    .nav-actions{display:flex; align-items:center; gap:10px}
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:8px;
      padding:12px 18px; border-radius:14px; border:1px solid transparent;
      font-weight:700; transition:.25s ease; cursor:pointer;
    }
    .btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand2)); color:#fff; box-shadow:0 14px 24px rgba(255,122,89,.22)}
    .btn.secondary{background:#fff; border-color:var(--line); color:var(--text)}
    .btn:hover{transform:translateY(-2px)}
    .mobile-toggle{display:none; border:1px solid var(--line); background:#fff; padding:10px 12px; border-radius:12px}
    .hero{padding:34px 0 18px}
    .hero-grid{
      display:grid; grid-template-columns:1.25fr .75fr; gap:22px; align-items:stretch;
    }
    .hero-main{
      position:relative; overflow:hidden;
      background:
        linear-gradient(135deg, rgba(255,255,255,.94), rgba(255,244,234,.96)),
        linear-gradient(135deg, rgba(255,183,71,.14), rgba(107,124,255,.10));
      border:1px solid rgba(234,223,210,.9); border-radius:30px; padding:34px;
      box-shadow:var(--shadow);
    }
    .hero-main:before,.hero-main:after{
      content:""; position:absolute; border-radius:50%; pointer-events:none;
      background:radial-gradient(circle, rgba(255,122,89,.22), transparent 68%);
    }
    .hero-main:before{width:220px;height:220px; right:-70px; top:-60px}
    .hero-main:after{width:180px;height:180px; left:-40px; bottom:-70px; background:radial-gradient(circle, rgba(107,124,255,.14), transparent 70%)}
    .eyebrow{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px; border-radius:999px; background:#fff; border:1px solid var(--line);
      color:#3c4a5d; font-size:13px; font-weight:600;
    }
    h1{margin:16px 0 14px; font-size:clamp(30px, 4vw, 52px); line-height:1.08}
    .hero-main p{margin:0; color:var(--muted); font-size:16px; line-height:1.8; max-width:62ch}
    .hero-cta{display:flex; flex-wrap:wrap; gap:12px; margin-top:22px}
    .hero-points{display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-top:26px}
    .mini{
      background:rgba(255,255,255,.82); border:1px solid rgba(234,223,210,.9);
      border-radius:18px; padding:14px 14px 13px; box-shadow:0 8px 24px rgba(77,55,33,.06)
    }
    .mini strong{display:block; font-size:18px; margin-bottom:4px}
    .mini span{color:var(--muted); font-size:13px; line-height:1.5}
    .hero-side{display:grid; gap:14px}
    .side-card{
      background:linear-gradient(180deg,#fff, #fff8f1);
      border:1px solid var(--line); border-radius:24px; padding:20px; box-shadow:var(--shadow2)
    }
    .side-card h3{margin:0 0 10px; font-size:18px}
    .stats{display:grid; grid-template-columns:repeat(2,1fr); gap:12px}
    .stat{
      background:#fff; border:1px solid var(--line); border-radius:18px; padding:14px;
    }
    .stat b{display:block; font-size:20px; margin-bottom:4px; color:#1f2b3a}
    .stat small{color:var(--muted)}
    section{padding:18px 0}
    .section-head{display:flex; align-items:end; justify-content:space-between; gap:12px; margin-bottom:14px}
    .section-head h2{margin:0; font-size:26px}
    .section-head p{margin:0; color:var(--muted)}
    .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{
      background:var(--card); border:1px solid var(--line); border-radius:22px; padding:20px; box-shadow:0 10px 28px rgba(77,55,33,.05);
      transition:.25s ease;
    }
    .card:hover{transform:translateY(-3px); box-shadow:var(--shadow)}
    .icon{
      width:44px; height:44px; border-radius:14px; display:grid; place-items:center; margin-bottom:12px;
      background:linear-gradient(135deg, rgba(255,122,89,.15), rgba(107,124,255,.14));
      color:#dd5a38; font-size:20px;
    }
    .card h3{margin:0 0 8px; font-size:18px}
    .card p{margin:0; color:var(--muted); line-height:1.75; font-size:14px}
    .tags{display:flex; flex-wrap:wrap; gap:8px; margin-top:12px}
    .tag{padding:7px 10px; border-radius:999px; background:#fff7f0; border:1px solid #f0dfcf; font-size:12px; color:#7a4e33}
    .table-wrap{overflow:auto; border-radius:22px; border:1px solid var(--line); background:#fff}
    table{width:100%; border-collapse:collapse; min-width:860px}
    th,td{padding:14px 16px; border-bottom:1px solid #f1e8de; text-align:left; vertical-align:top}
    th{background:#fff7f0; font-size:14px}
    td{color:#3c4858; font-size:14px}
    .pill{display:inline-flex; padding:6px 10px; border-radius:999px; background:#ecfff5; color:#176a45; font-weight:700; font-size:12px}
    .process{counter-reset:step}
    .process .card{position:relative; padding-top:22px}
    .process .card:before{
      counter-increment:step;
      content:"0" counter(step);
      position:absolute; top:16px; right:16px; font-size:28px; font-weight:800; color:rgba(255,122,89,.14)
    }
    .compare-highlight{
      background:linear-gradient(135deg,#fff 0%, #fff6ef 100%); border:1px solid #f0dfcf;
    }
    .rating{display:flex; align-items:center; gap:10px; margin:12px 0 0}
    .stars{color:#ff9f1c; letter-spacing:2px}
    .faq-item{
      border:1px solid var(--line); background:#fff; border-radius:18px; overflow:hidden
    }
    .faq-q{
      width:100%; text-align:left; background:none; border:none; padding:16px 18px; font-size:15px; font-weight:700; color:var(--text);
      display:flex; justify-content:space-between; gap:12px; cursor:pointer
    }
    .faq-a{padding:0 18px 16px; color:var(--muted); line-height:1.8; display:none}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .chev{transform:rotate(180deg)}
    .chev{transition:.2s ease}
    .reviews .card{display:flex; flex-direction:column; gap:10px}
    .review-top{display:flex; align-items:center; justify-content:space-between; gap:10px}
    .avatar{width:42px; height:42px; border-radius:14px; background:linear-gradient(135deg, #ffcf8f, #ff8f6a); color:#fff; display:grid; place-items:center; font-weight:800}
    .review-meta{display:flex; align-items:center; gap:10px}
    .review-meta strong{display:block}
    .review-meta span{display:block; color:var(--muted); font-size:12px}
    .timeline{display:grid; gap:12px}
    .t-item{display:grid; grid-template-columns:110px 1fr; gap:14px; align-items:start}
    .t-item b{color:#243247}
    .t-item p{margin:0; color:var(--muted); line-height:1.7}
    .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}
    label{font-size:14px; font-weight:700; color:#2c394a}
    input,select,textarea{
      width:100%; border:1px solid var(--line); background:#fff; color:var(--text);
      border-radius:14px; padding:13px 14px; font:inherit; outline:none;
    }
    textarea{min-height:124px; resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:#ffaf82; box-shadow:0 0 0 4px rgba(255,175,130,.18)}
    .footer{
      margin-top:18px; background:#fff6ef; border-top:1px solid #f0dfcf; color:#2e3947;
    }
    .footer a{color:#2b5ea8}
    .footer-top{display:grid; grid-template-columns:1.1fr .9fr .9fr; gap:16px; padding:24px 0}
    .footer h3{margin:0 0 12px}
    .footer p,.footer li{color:#5b6675; line-height:1.8}
    .footer ul{margin:0; padding:0; list-style:none}
    .footer-links{display:flex; flex-wrap:wrap; gap:10px}
    .footer-links a{padding:8px 10px; border:1px solid #eadfd2; border-radius:999px; background:#fff}
    .bottom{border-top:1px solid #f0dfcf; padding:14px 0 18px; display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; font-size:13px}
    .floating{
      position:fixed; right:18px; bottom:18px; z-index:70; display:grid; gap:10px
    }
    .float-btn{
      width:52px; height:52px; border-radius:18px; background:linear-gradient(135deg,var(--brand),var(--brand2));
      color:#fff; display:grid; place-items:center; box-shadow:0 16px 30px rgba(255,122,89,.25); font-size:20px
    }
    .float-btn.secondary{background:#fff; color:var(--text); border:1px solid var(--line)}
    .contact-card{display:grid; grid-template-columns:150px 1fr; gap:16px; align-items:center}
    .contact-card img{border-radius:18px; border:1px solid var(--line); background:#fff}
    .subtle{color:var(--muted); font-size:14px; line-height:1.8}
    .article-list{display:grid; gap:10px}
    .article-item{
      display:flex; justify-content:space-between; gap:12px; padding:14px 16px; border-radius:16px; border:1px solid var(--line); background:#fff
    }
    .article-item span{color:var(--muted); font-size:13px}
    .logos{
      display:flex; flex-wrap:wrap; gap:10px
    }
    .logos span{
      padding:8px 12px; border:1px solid var(--line); border-radius:999px; background:#fff; font-size:13px
    }
    .service-map{display:grid; grid-template-columns:repeat(2,1fr); gap:12px}
    .service-node{
      padding:16px; border-radius:18px; border:1px dashed #f0dfcf; background:linear-gradient(180deg,#fff,#fffaf5)
    }
    .anchor-spacer{scroll-margin-top:92px}
    .mobile-menu{display:none}
    .hero-badges{display:flex; flex-wrap:wrap; gap:10px; margin-top:18px}
    .hero-badges span{padding:8px 11px; border-radius:999px; background:rgba(255,255,255,.8); border:1px solid var(--line); font-size:13px}
    .note{font-size:13px; color:var(--muted)}
    @media (max-width: 980px){
      .hero-grid,.grid-4,.grid-3,.grid-2,.footer-top,.form,.contact-card,.service-map,.t-item{grid-template-columns:1fr}
      .hero-points{grid-template-columns:1fr}
      .menu{display:none}
      .mobile-toggle{display:inline-flex}
      .mobile-menu.open{display:grid; gap:8px; padding:0 0 14px}
      .mobile-menu a{
        padding:12px 14px; background:#fff; border:1px solid var(--line); border-radius:14px
      }
      .nav{flex-wrap:wrap}
      .nav-actions{margin-left:auto}
      .article-item{flex-direction:column}
    }