:root{
      --bg:#f6f7fb;
      --panel:#ffffff;
      --panel2:#fff7ec;
      --text:#1f2430;
      --muted:#5f6b85;
      --line:#e7eaf2;
      --primary:#2f6bff;
      --accent:#ff6b2d;
      --accent2:#00b894;
      --shadow:0 18px 40px rgba(32, 54, 112, .10);
      --radius:22px;
      --max:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC","Microsoft YaHei", "Segoe UI", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at top left, rgba(255,107,45,.10), transparent 24%),
        radial-gradient(circle at top right, rgba(47,107,255,.12), transparent 28%),
        linear-gradient(180deg, #fbfcff 0%, var(--bg) 45%, #f4f6fb 100%);
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    .container{width:min(var(--max), calc(100% - 32px)); margin:0 auto}
    header{
      position:sticky; top:0; z-index:40;
      backdrop-filter:saturate(140%) blur(18px);
      background:rgba(246,247,251,.82);
      border-bottom:1px solid rgba(231,234,242,.85);
    }
    .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 .logo-wrap{
      width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,#fff,#fff7ea);
      border:1px solid #eef1f7; box-shadow:0 10px 24px rgba(0,0,0,.06); display:grid; place-items:center; overflow:hidden;
    }
    .brand-text{display:flex; flex-direction:column; gap:2px; min-width:0}
    .brand-text strong{font-size:18px; line-height:1.1}
    .brand-text span{font-size:12px; color:var(--muted); white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
    .nav-links{display:flex; flex-wrap:wrap; align-items:center; gap:8px; justify-content:flex-end}
    .nav-links a{
      font-size:13px; color:#2a3141; padding:9px 11px; border-radius:999px;
      transition:.25s ease; border:1px solid transparent;
    }
    .nav-links a:hover,.nav-links a:focus-visible{background:#fff; border-color:var(--line); box-shadow:0 8px 18px rgba(32,54,112,.08); transform:translateY(-1px)}
    .nav-cta{display:flex; align-items:center; gap:10px}
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:8px;
      padding:12px 16px; border-radius:14px; border:1px solid transparent; cursor:pointer;
      font-weight:700; transition:.25s ease; line-height:1;
    }
    .btn-primary{background:linear-gradient(135deg,var(--primary),#5f8fff); color:#fff; box-shadow:0 12px 26px rgba(47,107,255,.25)}
    .btn-primary:hover{transform:translateY(-2px); box-shadow:0 16px 30px rgba(47,107,255,.30)}
    .btn-soft{background:#fff; color:var(--text); border-color:var(--line)}
    .btn-soft:hover{transform:translateY(-2px); box-shadow:0 12px 24px rgba(32,54,112,.08)}
    .menu-btn{display:none}
    main{display:block}
    section{padding:64px 0}
    .hero{
      padding:34px 0 58px;
      position:relative;
      overflow:hidden;
    }
    .hero-grid{
      display:grid; grid-template-columns:1.15fr .85fr; gap:24px; align-items:stretch;
    }
    .hero-card,.panel{
      background:linear-gradient(180deg, rgba(255,255,255,.96), rgba(255,255,255,.88));
      border:1px solid rgba(231,234,242,.95);
      box-shadow:var(--shadow);
      border-radius:var(--radius);
    }
    .hero-card{padding:30px}
    .kicker{
      display:inline-flex; align-items:center; gap:8px; padding:8px 12px; border-radius:999px;
      background:linear-gradient(135deg, rgba(255,107,45,.14), rgba(47,107,255,.12));
      color:#1f3e86; font-size:13px; font-weight:700;
    }
    h1{font-size:clamp(32px, 4vw, 54px); line-height:1.08; margin:16px 0 14px}
    .lead{font-size:16px; line-height:1.8; color:var(--muted); margin:0 0 20px}
    .hero-actions{display:flex; flex-wrap:wrap; gap:12px; margin-top:22px}
    .hero-points{display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:12px; margin-top:24px}
    .mini-stat{
      padding:16px; border-radius:18px; background:linear-gradient(180deg,#fff,#fafcff);
      border:1px solid var(--line);
    }
    .mini-stat strong{display:block; font-size:20px; margin-bottom:6px}
    .mini-stat span{font-size:13px; color:var(--muted); line-height:1.55}
    .hero-side{display:grid; gap:14px}
    .side-top{
      padding:24px; background:linear-gradient(145deg,#171f3b,#293a70 58%, #ff6b2d 180%);
      color:#fff; border-radius:var(--radius); position:relative; overflow:hidden;
    }
    .side-top::after{
      content:""; position:absolute; inset:auto -30px -40px auto; width:180px; height:180px; border-radius:50%;
      background:rgba(255,255,255,.12); filter:blur(4px);
    }
    .side-top h2{font-size:22px; margin:0 0 8px}
    .side-top p{margin:0; color:rgba(255,255,255,.84); line-height:1.8}
    .side-list{display:grid; grid-template-columns:repeat(2, minmax(0,1fr)); gap:12px}
    .pill{
      padding:14px 14px 12px; border-radius:18px; background:#fff; border:1px solid var(--line); box-shadow:0 10px 18px rgba(32,54,112,.06)
    }
    .pill strong{display:block; margin-bottom:5px}
    .pill span{display:block; color:var(--muted); font-size:13px; line-height:1.55}
    .section-head{display:flex; align-items:end; justify-content:space-between; gap:16px; margin-bottom:22px}
    .section-head h2{font-size:28px; margin:0}
    .section-head p{margin:0; color:var(--muted); line-height:1.7; max-width:700px}
    .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}
    .card{
      background:rgba(255,255,255,.95); border:1px solid var(--line); border-radius:20px; padding:20px;
      box-shadow:0 12px 24px rgba(32,54,112,.06); transition:.25s ease;
    }
    .card:hover{transform:translateY(-3px); box-shadow:0 18px 30px rgba(32,54,112,.10)}
    .card h3{margin:0 0 10px; font-size:18px}
    .card p,.card li{color:var(--muted); line-height:1.75}
    .icon{
      width:44px;height:44px;border-radius:14px; display:grid; place-items:center; margin-bottom:12px;
      background:linear-gradient(135deg, rgba(47,107,255,.12), rgba(255,107,45,.14)); color:#173fa2; font-weight:800;
    }
    .tag-cloud{display:flex; flex-wrap:wrap; gap:10px}
    .tag-cloud span{padding:10px 12px; background:#fff; border:1px solid var(--line); border-radius:999px; color:#344156; font-size:13px}
    .stats{display:grid; grid-template-columns:repeat(4, minmax(0,1fr)); gap:14px}
    .stats .card strong{font-size:26px; display:block; margin-bottom:5px}
    .stats .card small{color:var(--muted)}
    .timeline{display:grid; gap:12px}
    .step{
      display:grid; grid-template-columns:72px 1fr; gap:14px; align-items:start;
      padding:18px; border-radius:18px; background:#fff; border:1px solid var(--line);
    }
    .step b{display:inline-flex; width:72px; height:72px; border-radius:20px; align-items:center; justify-content:center;
      background:linear-gradient(135deg,#2f6bff,#6da5ff); color:#fff; font-size:20px; box-shadow:0 10px 22px rgba(47,107,255,.20)}
    .table-wrap{overflow:auto; border-radius:20px; border:1px solid var(--line); background:#fff; box-shadow:var(--shadow)}
    table{width:100%; border-collapse:collapse; min-width:860px}
    th,td{padding:16px 14px; border-bottom:1px solid var(--line); text-align:left; vertical-align:top}
    th{background:#fafbfe; font-size:14px}
    td{color:var(--muted); line-height:1.7}
    .badge{display:inline-flex; align-items:center; gap:6px; padding:6px 10px; border-radius:999px; font-size:12px; font-weight:700}
    .badge.ok{background:rgba(0,184,148,.12); color:#0c7c63}
    .badge.warn{background:rgba(255,107,45,.12); color:#b34c17}
    .compare{
      display:grid; grid-template-columns:1.15fr .85fr; gap:14px; align-items:stretch;
    }
    .score{
      background:linear-gradient(145deg,#fff,#fff4ee); border:1px solid #ffd7c5;
      padding:24px; border-radius:20px;
    }
    .score strong{font-size:40px; display:block; color:#e04d15; line-height:1}
    .score p{color:var(--muted); line-height:1.8}
    .faq{display:grid; gap:12px}
    details{
      background:#fff; border:1px solid var(--line); border-radius:18px; padding:16px 18px; box-shadow:0 10px 20px rgba(32,54,112,.05)
    }
    summary{cursor:pointer; list-style:none; font-weight:700}
    summary::-webkit-details-marker{display:none}
    details p{color:var(--muted); line-height:1.8; margin:12px 0 0}
    .reviews{display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:14px}
    .review-top{display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:10px}
    .stars{color:#ff9f2d; letter-spacing:2px}
    .cases .card{display:flex; flex-direction:column; gap:12px}
    .cover{
      border-radius:18px; overflow:hidden; border:1px solid var(--line); background:#f4f6fb
    }
    .article-list{display:grid; gap:12px}
    .article-item{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      padding:14px 16px; background:#fff; border:1px solid var(--line); border-radius:16px;
    }
    .article-item span{color:var(--muted); font-size:13px}
    .form-grid{display:grid; grid-template-columns:1fr 1fr; gap:12px}
    .field{display:flex; flex-direction:column; gap:8px}
    label{font-weight:700; font-size:14px}
    input,select,textarea{
      width:100%; padding:13px 14px; border-radius:14px; border:1px solid #dfe5f2; background:#fff; color:var(--text);
      outline:none; transition:.2s ease; font:inherit;
    }
    input:focus,select:focus,textarea:focus{border-color:#7aa3ff; box-shadow:0 0 0 4px rgba(47,107,255,.10)}
    textarea{min-height:120px; resize:vertical}
    .footer{
      padding:28px 0 34px; border-top:1px solid var(--line); background:linear-gradient(180deg,#fff,#f6f8fd); color:#233042
    }
    .footer a{color:#1d4ed8}
    .footer-grid{display:grid; grid-template-columns:1.2fr .9fr .9fr; gap:18px}
    .muted{color:var(--muted)}
    .contact-list{display:grid; gap:10px}
    .contact-item{display:flex; gap:10px; align-items:flex-start; color:#263246}
    .float-contact{
      position:fixed; right:16px; bottom:16px; z-index:50; display:grid; gap:10px;
    }
    .float-contact a,.top-btn{
      width:52px; height:52px; border-radius:16px; background:#fff; border:1px solid var(--line);
      box-shadow:0 12px 24px rgba(32,54,112,.12); display:grid; place-items:center; font-weight:800; color:#20304a
    }
    .top-btn{cursor:pointer}
    .anchor{scroll-margin-top:92px}
    .mobile-only{display:none}
    .split-note{display:flex; flex-wrap:wrap; gap:10px; margin-top:14px}
    .split-note .badge{font-weight:700}
    .service-map{display:grid; grid-template-columns:repeat(5, minmax(0,1fr)); gap:12px}
    .service-map .card{padding:16px}
    .service-map h3{font-size:16px}
    .price-box{display:grid; grid-template-columns:repeat(3, minmax(0,1fr)); gap:14px}
    .price{padding:18px; border-radius:20px; background:#fff; border:1px solid var(--line)}
    .price strong{font-size:24px; display:block; color:#163d9c}
    .price ul{margin:12px 0 0; padding-left:18px}
    .comments{display:grid; gap:10px}
    .comment-line{padding:12px 14px; border-radius:16px; background:#fff; border:1px solid var(--line); color:var(--muted)}
    .hero-banner{
      margin-top:18px; padding:14px 16px; border-radius:18px; background:linear-gradient(135deg, rgba(255,107,45,.12), rgba(47,107,255,.10)); border:1px solid rgba(47,107,255,.12)
    }
    .hero-banner b{color:#183f9f}
    @media (max-width: 1080px){
      .grid-4,.stats,.reviews,.service-map,.price-box,.footer-grid,.hero-grid,.compare,.grid-3{grid-template-columns:1fr 1fr}
      .service-map{grid-template-columns:1fr 1fr 1fr}
      .hero-points{grid-template-columns:1fr}
    }
    @media (max-width: 760px){
      .nav-links{display:none}
      .menu-btn{display:inline-flex}
      .mobile-only{display:inline-flex}
      .hero,.hero-card{padding-left:18px;padding-right:18px}
      section{padding:48px 0}
      .grid-4,.stats,.reviews,.service-map,.price-box,.footer-grid,.hero-grid,.compare,.grid-3,.grid-2,.form-grid{grid-template-columns:1fr}
      .section-head{flex-direction:column; align-items:flex-start}
      .side-list{grid-template-columns:1fr}
      .hero-actions{width:100%}
      .hero-actions .btn{flex:1}
      .nav{padding:12px 0}
      .brand-text span{display:none}
      .step{grid-template-columns:1fr}
      .table-wrap{margin-right:-8px}
      .float-contact{right:12px; bottom:12px}
    }
    .mobile-menu{
      display:none; padding:12px 0 18px; border-top:1px solid var(--line)
    }
    .mobile-menu.open{display:block}
    .mobile-menu .nav-links{display:flex; justify-content:flex-start}