:root{
    --ink:#17162b;
    --ink2:#4f4a6b;
    --paper:#fbf9f5;
    --violet:#6c4bff;
    --violet-deep:#4b2fd6;
    --teal:#06b6a4;
    --coral:#ff6a5c;
    --amber:#ffb020;
    --line:#ece7f9;
    --radius:18px;
  }
  *{box-sizing:border-box;margin:0;padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
    color:var(--ink);
    background:var(--paper);
    line-height:1.68;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  body::before{
    content:"";
    position:fixed;
    inset:0;
    z-index:-1;
    background:
      radial-gradient(720px 460px at 6% -6%, rgba(108,75,255,.14), transparent 70%),
      radial-gradient(640px 420px at 96% 2%, rgba(6,182,164,.13), transparent 70%),
      radial-gradient(700px 520px at 50% 104%, rgba(255,176,32,.13), transparent 70%),
      var(--paper);
  }
  img{max-width:100%;height:auto;display:block;}
  a{color:var(--violet);}
  ul{list-style:none;}
  h1,h2,h3{line-height:1.3;letter-spacing:-.01em;color:var(--ink);}
  .wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 20px;}

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 22px;border-radius:12px;font-size:15px;font-weight:700;
    text-decoration:none;border:1px solid transparent;cursor:pointer;
    transition:transform .18s ease,box-shadow .25s ease,background .2s ease,border-color .2s ease,color .2s ease;
    font-family:inherit;white-space:nowrap;
  }
  .btn-primary{
    background:linear-gradient(135deg,#6c4bff 0%,#8a5cff 58%,#06b6a4 145%);
    color:#ffffff;
    box-shadow:0 10px 24px rgba(108,75,255,.30);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 15px 32px rgba(108,75,255,.38);}
  .btn-primary:active{transform:translateY(0);}
  .btn-ghost{
    background:#ffffff;color:#3a3560;border-color:#ded7f2;
    box-shadow:0 6px 16px rgba(23,22,43,.06);
  }
  .btn-ghost:hover{transform:translateY(-2px);border-color:var(--violet);color:var(--violet);}
  .btn-lg{padding:15px 30px;font-size:16px;border-radius:14px;}
  .btn-sm{padding:9px 16px;font-size:14px;border-radius:10px;}

  /* ============ 导航 ============ */
  .site-header{
    position:sticky;top:0;z-index:50;
    background:rgba(251,249,245,.9);
    backdrop-filter:blur(12px);
    -webkit-backdrop-filter:blur(12px);
    border-bottom:1px solid rgba(108,75,255,.13);
  }
  .nav{
    position:relative;
    display:flex;align-items:center;justify-content:space-between;
    gap:18px;min-height:70px;
  }
  .brand{
    display:flex;align-items:center;gap:10px;flex-shrink:0;
    text-decoration:none;color:var(--ink);font-weight:800;font-size:17px;
  }
  .ai-page-logo{width:34px;height:34px;object-fit:contain;}
  .nav-links{display:flex;align-items:center;gap:0;list-style:none;}
  .nav-links li{flex:0 0 auto;}
  .nav-links a{
    display:block;padding:8px 11px;font-size:14px;font-weight:600;
    color:#464263;text-decoration:none;border-radius:9px;
    transition:color .2s ease,background .2s ease;
  }
  .nav-links a:hover{color:var(--violet);background:rgba(108,75,255,.09);}
  .nav-end{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .nav-toggle{
    display:none;width:40px;height:40px;border-radius:11px;
    border:1px solid #ded7f2;background:#fff;color:var(--ink);
    font-size:17px;line-height:1;cursor:pointer;
    align-items:center;justify-content:center;
  }

  /* ============ 区块通用 ============ */
  .sec{padding:70px 0;}
  .sec-alt{background:linear-gradient(180deg,rgba(108,75,255,.055),rgba(108,75,255,0) 72%);}
  .sec-head{max-width:780px;margin:0 auto 38px;text-align:center;}
  .eyebrow{
    display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.08em;
    color:var(--violet);background:rgba(108,75,255,.10);
    border:1px dashed rgba(108,75,255,.42);
    padding:5px 14px;border-radius:999px;margin-bottom:14px;
  }
  .sec-head h2{font-size:clamp(22px,3.2vw,32px);font-weight:800;}
  .sec-head p{margin-top:12px;color:var(--ink2);font-size:15.5px;}

  .card{
    background:#ffffff;border:1px solid var(--line);border-radius:var(--radius);
    padding:22px;box-shadow:0 8px 22px rgba(23,22,43,.055);
    transition:transform .22s ease,box-shadow .24s ease,border-color .22s ease;
  }
  .card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(23,22,43,.10);border-color:#d8cffa;}

  .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch;}
  .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;align-items:stretch;}
  .grid-auto{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;align-items:stretch;}

  .ic{width:22px;height:22px;display:block;}

  /* ============ Hero ============ */
  .hero{position:relative;padding:56px 0 58px;overflow:hidden;}
  .hero::before{
    content:"";position:absolute;width:280px;height:280px;border-radius:50%;
    background:radial-gradient(circle at 32% 32%,rgba(108,75,255,.24),transparent 70%);
    top:-90px;right:6%;pointer-events:none;
  }
  .hero::after{
    content:"";position:absolute;width:230px;height:230px;border-radius:50%;
    background:radial-gradient(circle at 60% 40%,rgba(6,182,164,.22),transparent 70%);
    bottom:-90px;left:3%;pointer-events:none;
  }
  .hero .wrap{position:relative;z-index:1;}
  .hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:start;}
  .hero h1{
    font-size:clamp(27px,4.3vw,44px);font-weight:800;line-height:1.22;
    letter-spacing:-.02em;margin-top:6px;
  }
  .hero h1 em{
    font-style:normal;
    background:linear-gradient(180deg,transparent 62%,rgba(255,176,32,.48) 62%);
    padding:0 3px;
  }
  .hero-sub{
    margin-top:18px;font-size:16px;color:var(--ink2);max-width:600px;
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
  .hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px;}
  .hero-tags li{
    font-size:13px;font-weight:600;color:#4a3f96;
    background:#ffffff;border:1px solid #e2dbfa;border-radius:999px;
    padding:5px 13px;box-shadow:0 4px 10px rgba(108,75,255,.08);
  }
  .stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
  .stat{
    background:#ffffff;border:1px solid var(--line);border-radius:16px;
    padding:18px 16px;box-shadow:0 10px 24px rgba(23,22,43,.06);
    transition:transform .22s ease,box-shadow .22s ease;
  }
  .stat:hover{transform:translateY(-4px);box-shadow:0 16px 30px rgba(23,22,43,.10);}
  .stat b{display:block;font-size:26px;font-weight:800;line-height:1.1;color:var(--violet);}
  .stat:nth-child(2) b{color:var(--teal);}
  .stat:nth-child(3) b{color:var(--coral);}
  .stat:nth-child(4) b{color:#c98a00;}
  .stat span{display:block;margin-top:6px;font-size:13px;color:var(--ink2);}

  .wave-divider{max-width:1160px;margin:0 auto;padding:0 20px;opacity:.9;}
  .wave-divider svg{width:100%;height:18px;display:block;}

  /* ============ 关于我们 ============ */
  .about-card{display:flex;flex-direction:column;gap:10px;}
  .about-card .about-ic{
    width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
    background:linear-gradient(135deg,rgba(108,75,255,.14),rgba(6,182,164,.14));
    color:var(--violet);
  }
  .about-card h3{font-size:16px;font-weight:800;}
  .about-card p{font-size:14px;color:var(--ink2);}

  /* ============ 服务卡片 ============ */
  .svc{display:flex;flex-direction:column;gap:10px;}
  .svc-ic{
    width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
    color:#ffffff;background:linear-gradient(135deg,#6c4bff,#9a6bff);
    box-shadow:0 8px 18px rgba(108,75,255,.28);
  }
  .svc:nth-child(3n+2) .svc-ic{background:linear-gradient(135deg,#06b6a4,#3fd9c8);box-shadow:0 8px 18px rgba(6,182,164,.28);}
  .svc:nth-child(3n+3) .svc-ic{background:linear-gradient(135deg,#ff6a5c,#ffa06f);box-shadow:0 8px 18px rgba(255,106,92,.28);}
  .svc h3{font-size:16.5px;font-weight:800;}
  .svc p{font-size:14px;color:var(--ink2);}

  .tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
  .tag-cloud li{
    font-size:13.5px;font-weight:600;color:#43406a;
    background:#ffffff;border:1px solid #e6e0fa;border-radius:10px;
    padding:7px 14px;box-shadow:0 4px 12px rgba(23,22,43,.05);
    transition:transform .2s ease,color .2s ease,border-color .2s ease;
  }
  .tag-cloud li:hover{transform:translateY(-2px);color:var(--violet);border-color:#c9bcfb;}

  /* ============ 流程步骤 ============ */
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
  .step{position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 20px;box-shadow:0 8px 20px rgba(23,22,43,.05);transition:transform .22s ease,box-shadow .22s ease;}
  .step:hover{transform:translateY(-4px);box-shadow:0 16px 30px rgba(23,22,43,.10);}
  .step-no{
    display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
    font-weight:800;font-size:15px;color:#fff;
    background:linear-gradient(135deg,#6c4bff,#9a6bff);margin-bottom:12px;
  }
  .step:nth-child(2) .step-no{background:linear-gradient(135deg,#06b6a4,#3fd9c8);}
  .step:nth-child(3) .step-no{background:linear-gradient(135deg,#ffb020,#ffd166);}
  .step:nth-child(4) .step-no{background:linear-gradient(135deg,#ff6a5c,#ffa06f);}
  .step h3{font-size:16px;font-weight:800;margin-bottom:6px;}
  .step p{font-size:14px;color:var(--ink2);}

  /* ============ 服务网络 ============ */
  .net-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;display:flex;align-items:center;gap:12px;transition:transform .2s ease,border-color .2s ease;}
  .net-item:hover{transform:translateY(-3px);border-color:#cdbffb;}
  .net-dot{width:10px;height:10px;border-radius:50%;background:var(--violet);flex-shrink:0;}
  .net-item:nth-child(2n) .net-dot{background:var(--teal);}
  .net-item:nth-child(3n) .net-dot{background:var(--amber);}
  .net-item strong{font-size:15px;font-weight:800;}
  .net-item span{font-size:13px;color:var(--ink2);display:block;font-weight:400;}

  /* ============ 案例 ============ */
  .case-card{padding:14px;display:flex;flex-direction:column;gap:14px;}
  .case-media{
    aspect-ratio:16/10;border-radius:12px;overflow:hidden;background:#f3f0ff;
    border:1px solid #eee9fb;
  }
  .case-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
  .case-card:hover .case-media img{transform:scale(1.04);}
  .case-body{display:flex;flex-direction:column;gap:6px;padding:0 4px 6px;}
  .case-tag{
    align-self:flex-start;font-size:12px;font-weight:700;color:#4a3f96;
    background:rgba(108,75,255,.10);border-radius:999px;padding:3px 11px;
  }
  .case-body h3{font-size:16px;font-weight:800;}
  .case-body p{font-size:13.8px;color:var(--ink2);}

  /* ============ 对比评测 ============ */
  .score-band{
    display:grid;grid-template-columns:auto 1fr;gap:26px;align-items:center;
    background:linear-gradient(135deg,#2a1e6e 0%,#4b2fd6 58%,#0a8f83 130%);
    color:#ffffff;border-radius:22px;padding:28px 32px;margin-bottom:26px;
    box-shadow:0 20px 40px rgba(43,30,110,.28);
  }
  .score-num{font-size:56px;font-weight:800;line-height:1;}
  .score-num small{font-size:15px;font-weight:600;opacity:.88;margin-left:4px;}
  .stars{color:#ffd166;font-size:19px;letter-spacing:4px;line-height:1;}
  .score-band p{margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.88);}

  .table-wrap{
    overflow-x:auto;border-radius:16px;border:1px solid var(--line);
    background:#ffffff;box-shadow:0 8px 22px rgba(23,22,43,.05);
    -webkit-overflow-scrolling:touch;
  }
  table{width:100%;border-collapse:collapse;min-width:640px;font-size:14.4px;}
  caption{
    caption-side:top;text-align:left;padding:16px 18px 0;
    font-size:15px;font-weight:800;color:var(--ink);
  }
  thead th{
    background:#f4f1ff;color:#3b2e8a;font-weight:700;
    text-align:left;padding:14px 18px;white-space:nowrap;
  }
  tbody th{text-align:left;font-weight:700;color:var(--ink);padding:14px 18px;background:#fdfcff;}
  tbody td{padding:14px 18px;color:#4f4a6b;border-top:1px solid #f2eefc;vertical-align:top;}
  tbody td.good{color:#0b7c6f;font-weight:600;}
  tbody tr:hover td,tbody tr:hover th{background:#faf8ff;}
  .table-note{margin-top:12px;font-size:13px;color:#6b6788;}

  /* ============ 评论 ============ */
  .review{display:flex;flex-direction:column;gap:14px;}
  .review blockquote{font-size:14.4px;color:#45405f;line-height:1.78;margin:0;}
  .review-foot{display:flex;align-items:center;gap:11px;margin-top:auto;padding-top:6px;}
  .avatar{
    width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
    font-size:14px;font-weight:800;color:#ffffff;flex-shrink:0;
    background:linear-gradient(135deg,#6c4bff,#9a6bff);
  }
  .review:nth-child(2) .avatar{background:linear-gradient(135deg,#06b6a4,#3fd9c8);}
  .review:nth-child(3) .avatar{background:linear-gradient(135deg,#ff6a5c,#ffa06f);}
  .review:nth-child(4) .avatar{background:linear-gradient(135deg,#ffb020,#ffd166);color:#5a4300;}
  .review:nth-child(5) .avatar{background:linear-gradient(135deg,#2a1e6e,#4b2fd6);}
  .review:nth-child(6) .avatar{background:linear-gradient(135deg,#0a8f83,#3fd9c8);}
  .review-name{font-size:14.5px;font-weight:800;}
  .review-role{font-size:12.5px;color:#6b6788;}

  /* ============ 帮助 / 百科 / 资讯 ============ */
  .info-card h3{font-size:17px;font-weight:800;margin-bottom:14px;}
  .link-list{display:flex;flex-direction:column;gap:2px;}
  .link-list a{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding:10px 0;font-size:14.2px;color:#45405f;text-decoration:none;
    border-bottom:1px dashed #efeafa;transition:color .2s ease,padding .2s ease;
  }
  .link-list a:last-child{border-bottom:none;}
  .link-list a:hover{color:var(--violet);padding-left:4px;}
  .link-list a::after{content:"›";color:#b9aef0;font-size:17px;line-height:1;}
  .article-list{display:flex;flex-direction:column;gap:2px;}
  .article-list a{
    display:block;padding:10px 0;font-size:14.2px;color:#45405f;text-decoration:none;
    border-bottom:1px dashed #efeafa;transition:color .2s ease;
  }
  .article-list a:last-child{border-bottom:none;}
  .article-list a:hover{color:var(--violet);}

  /* ============ FAQ ============ */
  .faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto;}
  .faq-item{
    background:#ffffff;border:1px solid var(--line);border-radius:14px;
    padding:0 20px;box-shadow:0 6px 18px rgba(23,22,43,.045);
    transition:border-color .2s ease,box-shadow .2s ease;
  }
  .faq-item:hover{border-color:#d8cffa;box-shadow:0 12px 26px rgba(23,22,43,.08);}
  .faq-item summary{
    list-style:none;cursor:pointer;padding:16px 0;
    display:flex;align-items:center;justify-content:space-between;gap:14px;
    font-size:15.2px;font-weight:700;color:var(--ink);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{
    content:"+";flex-shrink:0;width:26px;height:26px;border-radius:8px;
    display:grid;place-items:center;font-size:17px;font-weight:700;
    color:var(--violet);background:rgba(108,75,255,.10);line-height:1;
    transition:transform .25s ease,background .2s ease;
  }
  .faq-item[open] summary::after{content:"–";transform:rotate(180deg);background:rgba(108,75,255,.18);}
  .faq-item p{padding:0 0 18px;font-size:14.4px;color:var(--ink2);max-width:820px;}

  /* ============ 加盟 ============ */
  .agent-band{
    display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center;
    background:linear-gradient(135deg,#ffffff 0%,#f6f2ff 100%);
    border:1px dashed rgba(108,75,255,.42);
    border-radius:22px;padding:30px 32px;
    box-shadow:0 14px 34px rgba(108,75,255,.10);
  }
  .agent-band h2{font-size:clamp(20px,2.6vw,26px);font-weight:800;}
  .agent-band p{margin-top:10px;font-size:14.8px;color:var(--ink2);max-width:640px;}

  /* ============ 联系与表单 ============ */
  .contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:start;}
  .req-form{display:flex;flex-direction:column;gap:14px;}
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
  .field{display:flex;flex-direction:column;gap:7px;font-size:13.5px;font-weight:700;color:#3f3a5e;}
  .field input,.field select,.field textarea{
    width:100%;font-family:inherit;font-size:14.5px;font-weight:400;color:var(--ink);
    background:#fdfcff;border:1px solid #e3ddf6;border-radius:11px;
    padding:11px 14px;outline:none;
    transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  }
  .field input::placeholder,.field textarea::placeholder{color:#a29cc0;}
  .field input:focus,.field select:focus,.field textarea:focus{
    border-color:var(--violet);background:#ffffff;
    box-shadow:0 0 0 3px rgba(108,75,255,.14);
  }
  .field textarea{resize:vertical;min-height:104px;line-height:1.65;}
  .form-note{font-size:12.5px;color:#6b6788;}
  .form-submit{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}

  .contact-card{display:flex;flex-direction:column;gap:16px;}
  .contact-row{display:flex;align-items:flex-start;gap:12px;font-size:14.3px;color:#45405f;}
  .contact-row b{color:var(--ink);font-weight:800;}
  .contact-ic{
    width:34px;height:34px;border-radius:10px;flex-shrink:0;display:grid;place-items:center;
    background:rgba(108,75,255,.10);color:var(--violet);
  }
  .qr-box{
    display:flex;align-items:center;gap:16px;padding:16px;
    background:#faf8ff;border:1px dashed #ddd3fa;border-radius:14px;
  }
  .qr-box img{width:104px;height:104px;object-fit:contain;border-radius:10px;background:#fff;border:1px solid #eee9fb;}

  /* ============ 页脚 ============ */
  .site-footer{
    background:#17162b;color:#cfcbe4;padding:52px 0 0;margin-top:10px;
    border-top:1px solid rgba(255,255,255,.06);
  }
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:34px;}
  .footer-brand{display:flex;flex-direction:column;gap:14px;}
  .footer-brand .brand{color:#ffffff;}
  .footer-brand p{font-size:13.8px;color:#a9a4c4;max-width:340px;}
  .footer-col h3{font-size:14.5px;font-weight:800;color:#ffffff;margin-bottom:14px;}
  .footer-col ul{display:flex;flex-direction:column;gap:9px;}
  .footer-col a{font-size:13.8px;color:#a9a4c4;text-decoration:none;transition:color .2s ease;}
  .footer-col a:hover{color:#ffffff;}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.10);
    padding:18px 0 24px;display:flex;flex-wrap:wrap;gap:10px;
    align-items:center;justify-content:space-between;
    font-size:13px;color:#8f8aab;
  }
  .footer-bottom a{color:#b6b1d2;text-decoration:none;}
  .footer-bottom a:hover{color:#ffffff;}

  /* ============ 浮动客服 / 返回顶部 ============ */
  .float-service{position:fixed;right:20px;bottom:88px;z-index:80;display:flex;flex-direction:column;align-items:flex-end;gap:10px;}
  .fs-btn{
    display:inline-flex;align-items:center;gap:8px;
    padding:11px 16px;border-radius:999px;border:none;cursor:pointer;
    font-family:inherit;font-size:14px;font-weight:700;color:#ffffff;
    background:linear-gradient(135deg,#6c4bff,#8a5cff);
    box-shadow:0 12px 26px rgba(108,75,255,.38);
    transition:transform .2s ease,box-shadow .22s ease;
  }
  .fs-btn:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(108,75,255,.46);}
  .fs-btn .ic{width:18px;height:18px;color:#ffffff;}
  .fs-panel{
    width:min(280px,calc(100vw - 40px));
    background:#ffffff;border:1px solid #ece7f9;border-radius:16px;
    padding:16px;box-shadow:0 20px 44px rgba(23,22,43,.18);
    text-align:center;
  }
  .fs-panel[hidden]{display:none;}
  .fs-panel img{width:140px;height:140px;object-fit:contain;margin:0 auto 10px;border-radius:10px;background:#faf8ff;border:1px solid #eee9fb;}
  .fs-panel p{font-size:13px;color:#4f4a6b;}
  .fs-panel p + p{margin-top:6px;}
  .fs-panel strong{color:var(--violet);}

  .to-top{
    position:fixed;right:20px;bottom:24px;z-index:80;
    width:46px;height:46px;border-radius:14px;border:1px solid #e2dbfa;
    background:#ffffff;color:var(--violet);cursor:pointer;
    display:grid;place-items:center;font-size:18px;font-weight:700;
    box-shadow:0 10px 24px rgba(23,22,43,.14);
    opacity:0;visibility:hidden;transform:translateY(10px);
    transition:opacity .25s ease,transform .25s ease,visibility .25s ease;
  }
  .to-top.show{opacity:1;visibility:visible;transform:translateY(0);}

  /* ============ 滚动渐入 ============ */
  .reveal{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s cubic-bezier(.22,.7,.3,1);}
  .reveal.in{opacity:1;transform:none;}

  /* ============ 响应式 ============ */
  @media (max-width:1020px){
    .nav-links{
      display:none;position:absolute;top:70px;left:0;right:0;
      flex-direction:column;align-items:stretch;gap:0;
      background:#ffffff;border-bottom:1px solid var(--line);
      box-shadow:0 18px 30px rgba(23,22,43,.10);
      padding:8px 20px 16px;z-index:60;
    }
    .nav-links.open{display:flex;}
    .nav-links a{padding:13px 8px;border-bottom:1px solid #f4f0ff;border-radius:0;}
    .nav-links li:last-child a{border-bottom:none;}
    .nav-toggle{display:inline-flex;}
    .hero-grid{grid-template-columns:1fr;gap:34px;}
    .stats-col{max-width:560px;}
    .grid-3,.steps{grid-template-columns:repeat(2,1fr);}
    .contact-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
    .agent-band{grid-template-columns:1fr;}
  }
  @media (max-width:720px){
    .sec{padding:52px 0;}
    .hero{padding:38px 0 44px;}
    .grid-2,.grid-3,.steps{grid-template-columns:1fr;}
    .form-row{grid-template-columns:1fr;}
    .score-band{grid-template-columns:1fr;padding:24px;gap:16px;}
    .score-num{font-size:46px;}
    .footer-grid{grid-template-columns:1fr;}
    .nav-end .btn-sm{padding:8px 12px;font-size:13px;}
    .float-service{bottom:80px;right:14px;}
    .to-top{right:14px;bottom:18px;}
    .agent-band{padding:24px 20px;}
    .footer-bottom{flex-direction:column;align-items:flex-start;}
  }
  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto;}
    .reveal{opacity:1;transform:none;transition:none;}
    .btn,.card,.stat,.step,.case-media img,.fs-btn,.to-top{transition:none;}
  }