:root{
      --bg:#f6f7fb;
      --surface:#ffffff;
      --surface-2:#f1f4ff;
      --text:#172033;
      --muted:#5f6b86;
      --line:#dbe2f0;
      --brand:#2563eb;
      --brand-2:#7c3aed;
      --accent:#14b8a6;
      --gold:#f59e0b;
      --shadow:0 18px 40px rgba(30,41,59,.10);
      --shadow-soft:0 10px 26px rgba(30,41,59,.08);
      --radius:22px;
      --radius-sm:16px;
      --max:1200px;
    }
    *{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",sans-serif;
      background:
        radial-gradient(circle at 10% 10%, rgba(37,99,235,.08), transparent 26%),
        radial-gradient(circle at 90% 12%, rgba(124,58,237,.10), transparent 22%),
        linear-gradient(180deg, #f9fbff 0%, #f5f7fc 44%, #f6f7fb 100%);
      color:var(--text);
      line-height:1.65;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
    .header{
      position:sticky; top:0; z-index:50;
      backdrop-filter:saturate(180%) blur(18px);
      background:rgba(246,247,251,.82);
      border-bottom:1px solid rgba(219,226,240,.8);
    }
    .nav{
      display:flex; align-items:center; justify-content:space-between; gap:16px;
      padding:14px 0;
    }
    .brand{display:flex; align-items:center; gap:12px; min-width:0}
    .brand img{width:44px; height:44px; object-fit:contain; border-radius:12px; background:#fff; box-shadow:0 8px 18px rgba(37,99,235,.12)}
    .brand-text{min-width:0}
    .brand-text strong{display:block; font-size:1rem; letter-spacing:.5px}
    .brand-text span{display:block; font-size:.82rem; color:var(--muted)}
    .nav-toggle{
      display:none; border:1px solid var(--line); background:#fff; color:var(--text);
      border-radius:12px; padding:10px 12px; cursor:pointer;
    }
    .nav-links{display:flex; align-items:center; gap:18px; flex-wrap:wrap; justify-content:flex-end}
    .nav-links a{font-size:.95rem; color:var(--muted); padding:8px 10px; border-radius:10px}
    .nav-links a:hover{background:rgba(37,99,235,.08); color:var(--brand)}
    .top-cta{
      display:inline-flex; align-items:center; gap:8px; padding:10px 16px;
      background:linear-gradient(135deg,var(--brand),var(--brand-2));
      color:#fff !important; border-radius:999px; box-shadow:0 14px 30px rgba(37,99,235,.24);
      transition:transform .2s ease, box-shadow .2s ease;
    }
    .top-cta:hover{transform:translateY(-1px); box-shadow:0 18px 36px rgba(37,99,235,.28)}
    .hero{padding:34px 0 18px}
    .hero-wrap{
      position:relative; overflow:hidden;
      border:1px solid rgba(219,226,240,.9);
      background:
        linear-gradient(135deg, rgba(37,99,235,.08), rgba(124,58,237,.08)),
        linear-gradient(180deg, rgba(255,255,255,.96), rgba(244,247,255,.96));
      border-radius:32px; box-shadow:var(--shadow);
    }
    .hero-wrap::before,.hero-wrap::after{
      content:""; position:absolute; border-radius:999px; filter:blur(2px); pointer-events:none;
      background:linear-gradient(135deg, rgba(20,184,166,.25), rgba(37,99,235,.26), rgba(124,58,237,.24));
      animation: float 10s ease-in-out infinite;
    }
    .hero-wrap::before{width:180px;height:180px; right:-40px; top:-50px; opacity:.65}
    .hero-wrap::after{width:120px;height:120px; left:-20px; bottom:18px; opacity:.5; animation-duration:12s}
    @keyframes float{50%{transform:translateY(12px) translateX(-8px)}}
    .hero-inner{
      display:grid; grid-template-columns:1.15fr .85fr; gap:26px; align-items:center;
      padding:34px;
    }
    .eyebrow{display:inline-flex; align-items:center; gap:8px; padding:7px 12px; border-radius:999px; background:rgba(37,99,235,.08); color:var(--brand); font-size:.88rem; font-weight:600}
    h1{margin:14px 0 14px; font-size:clamp(2rem, 5vw, 3.7rem); line-height:1.06; letter-spacing:-.03em}
    .hero p{margin:0; color:var(--muted); font-size:1.04rem; max-width:56ch}
    .hero-actions{display:flex; gap:12px; flex-wrap:wrap; margin:22px 0 18px}
    .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:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      cursor:pointer;
    }
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#fff; box-shadow:0 14px 28px rgba(37,99,235,.22)}
    .btn-secondary{background:#fff; color:var(--text); border-color:var(--line)}
    .btn:hover{transform:translateY(-1px)}
    .hero-badges{display:flex; flex-wrap:wrap; gap:10px}
    .badge{padding:8px 12px; border-radius:999px; background:#fff; color:var(--text); border:1px solid var(--line); font-size:.88rem}
    .hero-panel{
      background:rgba(255,255,255,.75); border:1px solid rgba(219,226,240,.9);
      border-radius:24px; padding:18px; box-shadow:var(--shadow-soft)
    }
    .panel-grid{display:grid; grid-template-columns:repeat(2, minmax(0,1fr)); gap:12px}
    .mini-stat{
      padding:16px; border-radius:18px; background:linear-gradient(180deg, #fff, #f7f9ff); border:1px solid var(--line)
    }
    .mini-stat strong{display:block; font-size:1.25rem; margin-bottom:4px}
    .mini-stat span{color:var(--muted); font-size:.9rem}
    section{padding:20px 0}
    .section-head{display:flex; align-items:end; justify-content:space-between; gap:16px; margin-bottom:16px}
    .section-head h2{margin:0; font-size:clamp(1.4rem, 3vw, 2.1rem)}
    .section-head p{margin:0; color:var(--muted); max-width:56ch}
    .grid-4,.grid-3,.grid-2{display:grid; gap:16px}
    .grid-4{grid-template-columns:repeat(4, minmax(0,1fr))}
    .grid-3{grid-template-columns:repeat(3, minmax(0,1fr))}
    .grid-2{grid-template-columns:repeat(2, minmax(0,1fr))}
    .card{
      background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
      box-shadow:var(--shadow-soft); padding:20px;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .card:hover{transform:translateY(-3px); box-shadow:var(--shadow); border-color:#c9d5ec}
    .stat-card strong{display:block; font-size:1.7rem; line-height:1.1; margin-bottom:6px}
    .stat-card span{color:var(--muted)}
    .icon{
      width:42px; height:42px; border-radius:14px; display:grid; place-items:center;
      background:linear-gradient(135deg, rgba(37,99,235,.12), rgba(124,58,237,.12)); color:var(--brand); margin-bottom:14px; font-weight:800
    }
    .card h3{margin:0 0 8px; font-size:1.08rem}
    .card p{margin:0; color:var(--muted)}
    .soft-band{
      background:linear-gradient(180deg, rgba(255,255,255,.78), rgba(245,248,255,.92));
      border:1px solid var(--line); border-radius:28px; padding:22px; box-shadow:var(--shadow-soft)
    }
    .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:var(--text); font-size:.9rem}
    .timeline{display:grid; gap:14px}
    .step{
      display:grid; grid-template-columns:auto 1fr; gap:14px; align-items:flex-start;
      padding:18px; border-radius:20px; background:#fff; border:1px solid var(--line)
    }
    .step-num{
      width:38px; height:38px; border-radius:12px; display:grid; place-items:center;
      color:#fff; background:linear-gradient(135deg,var(--brand),var(--brand-2)); font-weight:800
    }
    .table-wrap{overflow:auto; border:1px solid var(--line); border-radius:20px; background:#fff; box-shadow:var(--shadow-soft)}
    table{width:100%; border-collapse:collapse; min-width:760px}
    th,td{padding:14px 16px; border-bottom:1px solid #edf1f7; text-align:left; vertical-align:top}
    th{background:#f7f9ff; color:var(--text)}
    tr:last-child td{border-bottom:none}
    .compare-highlight{color:var(--brand); font-weight:700}
    .rating{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap; margin-top:12px
    }
    .stars{color:#f59e0b; letter-spacing:2px; font-size:1.15rem}
    details{
      background:#fff; border:1px solid var(--line); border-radius:18px; box-shadow:var(--shadow-soft); overflow:hidden
    }
    details+details{margin-top:12px}
    summary{
      list-style:none; cursor:pointer; padding:16px 18px; font-weight:700; display:flex; align-items:center; justify-content:space-between; gap:14px
    }
    summary::-webkit-details-marker{display:none}
    summary span{color:var(--brand)}
    details p{margin:0; padding:0 18px 16px; color:var(--muted)}
    .reviews .card strong{display:block; margin-bottom:6px}
    .quote{color:var(--muted)}
    .media-grid{display:grid; grid-template-columns:repeat(2, minmax(0,1fr)); gap:16px}
    .media-grid .card{padding:14px}
    .media-grid img{border-radius:18px; aspect-ratio:16/9; object-fit:cover; width:100%}
    .news-list{display:grid; gap:12px}
    .news-item{
      display:flex; justify-content:space-between; gap:14px; padding:16px 18px; background:#fff;
      border:1px solid var(--line); border-radius:18px
    }
    .news-item a{color:var(--brand); font-weight:600}
    .form-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:16px}
    .form-card form{display:grid; gap:12px}
    .field{display:grid; gap:8px}
    label{font-size:.92rem; color:var(--text); font-weight:600}
    input,select,textarea{
      width:100%; padding:12px 14px; border-radius:14px; border:1px solid var(--line);
      background:#fff; color:var(--text); font:inherit; outline:none;
    }
    input:focus,select:focus,textarea:focus{border-color:rgba(37,99,235,.55); box-shadow:0 0 0 4px rgba(37,99,235,.08)}
    textarea{min-height:120px; resize:vertical}
    .contact-box{
      display:grid; gap:12px; align-content:start;
      background:linear-gradient(180deg,#fff, #f7f9ff); border:1px solid var(--line); border-radius:28px; padding:20px
    }
    .contact-grid{display:grid; gap:12px}
    .contact-row{display:grid; grid-template-columns:auto 1fr; gap:12px; align-items:center; padding:14px; border-radius:18px; background:#fff; border:1px solid var(--line)}
    .contact-row img{width:96px; height:96px; object-fit:cover; border-radius:16px; background:#eef2ff}
    .footer{
      margin-top:18px; background:#111827; color:#e5ecff; padding:28px 0 20px
    }
    .footer a{color:#b8d4ff}
    .footer .muted{color:#b8c2dc}
    .footer-grid{display:grid; grid-template-columns:1.2fr .8fr .8fr; gap:18px}
    .footer small{display:block; color:#b8c2dc}
    .footer .links{display:flex; flex-wrap:wrap; gap:10px}
    .footer .links a{padding:8px 12px; border-radius:999px; background:rgba(255,255,255,.06)}
    .floating{
      position:fixed; right:16px; bottom:16px; z-index:60; display:grid; gap:10px
    }
    .float-btn{
      width:48px; height:48px; border-radius:16px; display:grid; place-items:center;
      background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#fff; box-shadow:0 12px 26px rgba(37,99,235,.26)
    }
    .float-contact{
      position:fixed; left:16px; bottom:16px; z-index:60;
      background:#fff; border:1px solid var(--line); border-radius:18px; box-shadow:var(--shadow-soft);
      overflow:hidden; width:min(320px, calc(100vw - 32px))
    }
    .float-contact-head{padding:12px 14px; background:linear-gradient(135deg, rgba(37,99,235,.08), rgba(124,58,237,.08)); font-weight:700}
    .float-contact-body{padding:12px 14px; display:grid; gap:10px}
    .float-contact-body img{width:92px; height:92px; object-fit:cover; border-radius:14px}
    .float-contact-body a{color:var(--brand); font-weight:600}
    .anchor-title{display:flex; align-items:center; gap:10px; margin-bottom:8px}
    .anchor-title::before{content:""; width:10px; height:10px; border-radius:50%; background:linear-gradient(135deg,var(--brand),var(--brand-2))}
    .slide-in{opacity:0; transform:translateY(14px); transition:.6s ease}
    .slide-in.show{opacity:1; transform:none}
    .nav-open .nav-links{display:flex}
    @media (max-width: 980px){
      .hero-inner,.form-grid,.footer-grid,.grid-4,.grid-3,.grid-2,.media-grid{grid-template-columns:1fr}
      .section-head{align-items:flex-start; flex-direction:column}
      .nav-toggle{display:inline-flex}
      .nav{flex-wrap:wrap}
      .nav-links{display:none; width:100%; padding:8px 0 4px; justify-content:flex-start}
      .nav-links a{padding:8px 0}
      .hero{padding-top:18px}
      .hero-inner{padding:22px}
      .panel-grid{grid-template-columns:1fr 1fr}
      .float-contact{display:none}
    }
    @media (max-width: 640px){
      .container{width:min(var(--max), calc(100% - 22px))}
      .hero-wrap{border-radius:26px}
      .hero-inner{padding:18px}
      .panel-grid{grid-template-columns:1fr}
      .news-item{flex-direction:column}
    }