:root{
      --bg:#0f0b1f;
      --bg2:#17112c;
      --panel:rgba(255,255,255,.06);
      --panel-strong:rgba(255,255,255,.1);
      --line:rgba(255,255,255,.12);
      --text:#f5efff;
      --muted:#cbbef2;
      --accent:#ff4fd8;
      --accent2:#7a5cff;
      --accent3:#38d6ff;
      --good:#39e6a5;
      --warn:#ffd166;
      --shadow:0 24px 60px rgba(0,0,0,.32);
      --radius:22px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:Inter,ui-sans-serif,system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
      background:
        radial-gradient(circle at 20% 20%, rgba(255,79,216,.18), transparent 24%),
        radial-gradient(circle at 80% 0%, rgba(122,92,255,.18), transparent 22%),
        radial-gradient(circle at 65% 30%, rgba(56,214,255,.1), transparent 20%),
        linear-gradient(180deg, #120d25 0%, #0c0a18 100%);
      color:var(--text);
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .site-header{
      position:sticky;top:0;z-index:50;
      backdrop-filter: blur(16px);
      background:rgba(10,8,20,.66);
      border-bottom:1px solid var(--line);
    }
    .header-inner{
      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;
    }
    .ai-page-logo{
      width:44px;height:44px;border-radius:14px;object-fit:cover;
      box-shadow:0 10px 24px rgba(255,79,216,.22);
      background:#fff;
    }
    .brand-text{min-width:0}
    .brand-text strong{display:block;font-size:18px;letter-spacing:.4px}
    .brand-text span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
    .nav-toggle{
      display:none;border:1px solid var(--line);background:rgba(255,255,255,.06);
      color:var(--text);border-radius:14px;padding:10px 12px;font-size:14px;
    }
    .nav{
      display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end;
    }
    .nav a{font-size:14px;color:var(--muted);transition:.2s}
    .nav a:hover{color:#fff}
    .nav .cta{
      background:linear-gradient(135deg,var(--accent),var(--accent2));
      color:#fff;padding:10px 14px;border-radius:14px;box-shadow:0 12px 30px rgba(255,79,216,.25);
    }

    .hero{
      padding:42px 0 26px;
    }
    .hero-grid{
      display:grid;grid-template-columns:1.25fr .75fr;gap:20px;align-items:stretch;
    }
    .hero-main,.hero-side,.card,.panel,.faq-item,.price-table,.review,.timeline li,.quote,.form-card{
      background:var(--panel);
      border:1px solid var(--line);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .hero-main{
      padding:30px;
      position:relative;
      overflow:hidden;
      background:
        linear-gradient(145deg, rgba(255,79,216,.16), rgba(122,92,255,.13) 55%, rgba(56,214,255,.08));
    }
    .hero-main::before,.hero-main::after{
      content:"";position:absolute;border-radius:999px;filter:blur(4px);pointer-events:none;
    }
    .hero-main::before{
      width:240px;height:240px;right:-70px;top:-70px;background:radial-gradient(circle, rgba(255,79,216,.35), transparent 65%);
      animation:float 8s ease-in-out infinite;
    }
    .hero-main::after{
      width:180px;height:180px;right:18%;bottom:-80px;background:radial-gradient(circle, rgba(56,214,255,.22), transparent 65%);
      animation:float 10s ease-in-out infinite reverse;
    }
    @keyframes float{50%{transform:translateY(-10px)}}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.08);
      color:#ffe8fa;font-size:13px;border:1px solid rgba(255,255,255,.12);
    }
    h1{
      margin:18px 0 14px;font-size:clamp(30px,4.5vw,56px);line-height:1.08;
      letter-spacing:-.02em;
    }
    .hero p{color:var(--muted);font-size:16px;line-height:1.8;max-width:56ch}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
    .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:.22s transform,.22s box-shadow,.22s background,.22s border-color;
      cursor:pointer;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{
      background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;
      box-shadow:0 18px 32px rgba(122,92,255,.28);
    }
    .btn-ghost{background:rgba(255,255,255,.06);color:var(--text);border-color:var(--line)}
    .hero-metrics{
      margin-top:22px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;
    }
    .metric{
      padding:14px 14px 16px;border-radius:18px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)
    }
    .metric b{display:block;font-size:22px}
    .metric span{display:block;margin-top:6px;color:var(--muted);font-size:12px;line-height:1.5}
    .hero-side{padding:20px;display:flex;flex-direction:column;gap:14px}
    .side-box{padding:16px;border-radius:18px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08)}
    .side-box h3{margin:0 0 8px;font-size:16px}
    .side-box p,.side-box li{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
    .side-box ul{margin:0;padding-left:18px;display:grid;gap:6px}
    section{padding:18px 0}
    .section-head{
      display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:14px
    }
    .section-head h2{margin:0;font-size:28px}
    .section-head p{margin:0;color:var(--muted);max-width:60ch;line-height:1.7}
    .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{margin:0 0 10px;font-size:18px}
    .card p,.card li{color:var(--muted);line-height:1.75}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag{
      padding:10px 12px;border-radius:999px;background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.1);color:#f4ecff;font-size:13px
    }
    .service-list,.steps,.timeline{list-style:none;padding:0;margin:0;display:grid;gap:12px}
    .service-list li,.steps li,.timeline li{
      padding:16px 16px 16px 18px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:18px
    }
    .service-list strong,.steps strong{display:block;margin-bottom:6px;color:#fff}
    .service-list span,.steps span{color:var(--muted);font-size:14px;line-height:1.7}
    .panel{padding:18px;overflow:hidden}
    .panel .subtitle{color:var(--muted);font-size:14px;line-height:1.7;margin:8px 0 0}
    .visual-band{
      display:grid;grid-template-columns:1fr 1fr;gap:14px
    }
    .visual-card{
      border-radius:18px;padding:18px;background:linear-gradient(160deg, rgba(255,79,216,.12), rgba(122,92,255,.1));
      border:1px solid rgba(255,255,255,.12)
    }
    .visual-card img{border-radius:14px;width:100%}
    .ai-page-image{border-radius:14px}
    .table-wrap{overflow:auto}
    table{width:100%;border-collapse:collapse;min-width:860px;background:rgba(255,255,255,.03);border-radius:18px;overflow:hidden}
    th,td{padding:14px 12px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left;vertical-align:top}
    th{color:#fff;background:rgba(255,255,255,.06)}
    td{color:var(--muted)}
    .badge{
      display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border-radius:999px;
      background:rgba(57,230,165,.12);color:#bff8df;border:1px solid rgba(57,230,165,.2);font-size:12px
    }
    .rating{
      display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:10px
    }
    .stars{color:#ffd166;letter-spacing:2px}
    .faq-item{overflow:hidden}
    .faq-q{
      width:100%;background:none;border:0;color:var(--text);text-align:left;
      padding:18px 18px;font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer
    }
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;padding:0 18px}
    .faq-item.active .faq-a{padding-bottom:18px}
    .faq-a p{margin:0;color:var(--muted);line-height:1.75}
    .faq-icon{font-size:20px;color:var(--muted)}
    .review{
      padding:18px;display:flex;flex-direction:column;gap:10px
    }
    .review-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
    .avatar{
      width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--accent),var(--accent2));
      display:grid;place-items:center;font-weight:800;color:#fff
    }
    .review-top{display:flex;align-items:center;gap:12px}
    .review strong{display:block}
    .review small{color:var(--muted)}
    .review p{margin:0;color:var(--muted);line-height:1.75}
    .form-card{padding:20px}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .field{display:flex;flex-direction:column;gap:8px}
    .field label{font-size:14px;color:#fff}
    .field input,.field select,.field textarea{
      width:100%;padding:12px 14px;border-radius:14px;border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.06);color:var(--text);outline:none
    }
    .field textarea{min-height:120px;resize:vertical}
    .field input::placeholder,.field textarea::placeholder{color:#b8aacd}
    .form-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:14px}
    .footer{
      margin-top:16px;
      border-top:1px solid var(--line);
      background:#0a0814;
      color:#efe8ff;
      padding:24px 0 30px;
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:16px}
    .footer h3,.footer h4{margin:0 0 12px}
    .footer p,.footer a,.footer li{color:#cfc4ee;line-height:1.8;font-size:14px}
    .footer a:hover{color:#fff}
    .footer .links{display:flex;flex-wrap:wrap;gap:10px}
    .footer .links a{padding:8px 10px;border:1px solid rgba(255,255,255,.12);border-radius:12px;background:rgba(255,255,255,.04)}
    .copyright{margin-top:18px;padding-top:14px;border-top:1px solid rgba(255,255,255,.08);color:#c5b8e7;font-size:13px}
    .floating{
      position:fixed;right:16px;bottom:16px;z-index:60;display:flex;flex-direction:column;gap:10px
    }
    .floating a,.floating button{
      border:0;cursor:pointer;
      width:48px;height:48px;border-radius:16px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;
      box-shadow:0 14px 30px rgba(122,92,255,.3)
    }
    .float-panel{
      position:fixed;right:16px;bottom:74px;z-index:60;width:min(320px, calc(100vw - 32px));
      background:#160f2b;border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:16px;display:none;box-shadow:var(--shadow)
    }
    .float-panel.active{display:block}
    .float-panel img{border-radius:14px;width:100%;background:#fff}
    .float-panel p{margin:10px 0 0;color:#d8cdf6;font-size:13px;line-height:1.7}
    .reveal{opacity:0;transform:translateY(16px);transition:.55s ease}
    .reveal.visible{opacity:1;transform:none}
    .mini-links{display:flex;flex-wrap:wrap;gap:10px}
    .mini-links a{padding:10px 12px;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}
    .price-table .grid-3 .card{height:100%}
    .muted{color:var(--muted)}
    .home-link{
      display:inline-flex;align-items:center;gap:8px;color:#fff
    }
    @media (max-width: 980px){
      .hero-grid,.grid-3,.grid-2,.footer-grid,.visual-band,.form-grid{grid-template-columns:1fr}
      .hero-metrics{grid-template-columns:repeat(2,1fr)}
      .section-head{align-items:flex-start;flex-direction:column}
    }
    @media (max-width: 760px){
      .nav-toggle{display:inline-flex}
      .nav{
        display:none;position:absolute;left:16px;right:16px;top:68px;padding:14px;
        background:#120d25;border:1px solid rgba(255,255,255,.12);border-radius:18px;flex-direction:column;align-items:flex-start
      }
      .nav.open{display:flex}
      .nav a{width:100%;padding:8px 0}
      .hero{padding-top:24px}
      .hero-main{padding:22px}
      .hero-metrics{grid-template-columns:1fr 1fr}
      .header-inner{position:relative}
      h1{font-size:clamp(28px,8vw,40px)}
      .brand-text span{display:none}
    }