:root{
    --ink:#161a2b;
    --ink-soft:#454b63;
    --brand:#ff4d2e;
    --brand-2:#ff8a1f;
    --accent:#1b3bff;
    --accent-soft:#e8ecff;
    --mint:#0fb98a;
    --bg:#fff7f0;
    --bg-band:#fdf1e6;
    --card:#ffffff;
    --line:#f0dcc9;
    --radius:18px;
    --container:1180px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
    color:var(--ink);
    background:var(--bg);
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;height:auto;display:block;}
  a{color:inherit;text-decoration:none;}
  h1,h2,h3,h4{margin:0;line-height:1.3;color:var(--ink);}
  p{margin:0;}
  ul{margin:0;padding:0;list-style:none;}
  button{font-family:inherit;}
  .container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:13px;font-weight:700;letter-spacing:.12em;
    color:var(--brand);text-transform:uppercase;
    padding:6px 14px;border-radius:999px;
    background:rgba(255,77,46,.1);
    border:1px solid rgba(255,77,46,.18);
  }
  .sec-head{max-width:780px;margin-bottom:36px;}
  .sec-head h2{font-size:clamp(24px,3.4vw,36px);margin:16px 0 14px;letter-spacing:-.01em;}
  .sec-head p{color:var(--ink-soft);font-size:15.5px;}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:13px 26px;border-radius:999px;font-size:15px;font-weight:700;
    border:1px solid transparent;cursor:pointer;
    transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
    white-space:nowrap;
  }
  .btn-primary{
    background:linear-gradient(120deg,var(--brand) 0%,var(--brand-2) 100%);
    color:#fff;box-shadow:0 10px 24px -10px rgba(255,77,46,.75);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px -12px rgba(255,77,46,.85);}
  .btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:0 6px 16px -12px rgba(22,26,43,.4);}
  .btn-ghost:hover{transform:translateY(-2px);border-color:var(--brand);color:var(--brand);}
  .btn-dark{background:var(--ink);color:#fff;}
  .btn-dark:hover{transform:translateY(-2px);background:#242a44;}

  /* Header */
  .site-header{
    position:sticky;top:0;z-index:100;
    background:rgba(255,247,240,.92);
    backdrop-filter:blur(12px);
    border-bottom:1px solid rgba(240,220,201,.9);
  }
  .nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0;}
  .brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .brand img{max-width:120px;height:auto;}
  .nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap;justify-content:flex-end;}
  .nav-links a{
    font-size:14px;font-weight:600;color:var(--ink-soft);
    padding:8px 11px;border-radius:10px;transition:color .2s,background .2s;
  }
  .nav-links a:hover{color:var(--brand);background:rgba(255,77,46,.08);}
  .nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .nav-actions .btn{padding:10px 20px;font-size:14px;}
  .nav-toggle{
    display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
    background:#fff;align-items:center;justify-content:center;cursor:pointer;
  }
  .nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
  .nav-toggle span::before,.nav-toggle span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
  }
  .nav-toggle span::before{top:-6px;}
  .nav-toggle span::after{top:6px;}

  /* Hero */
  .hero{
    position:relative;overflow:hidden;
    padding:70px 0 76px;
    background:
      radial-gradient(900px 420px at 8% -10%,rgba(255,138,31,.22),transparent 62%),
      radial-gradient(760px 420px at 92% 4%,rgba(27,59,255,.16),transparent 60%),
      linear-gradient(180deg,#fff7f0 0%,#fdece0 100%);
  }
  .hero::before{
    content:"";position:absolute;inset:auto -120px -160px auto;
    width:420px;height:420px;border-radius:50%;
    background:radial-gradient(circle at 30% 30%,rgba(255,77,46,.22),transparent 70%);
    pointer-events:none;
  }
  .hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;}
  .hero h1{font-size:clamp(30px,4.6vw,50px);letter-spacing:-.02em;margin:18px 0 18px;}
  .hero h1 .hl{color:var(--brand);}
  .hero-lead{font-size:16.5px;color:var(--ink-soft);max-width:560px;}
  .hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
  .hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
  .hero-meta span{
    font-size:13px;font-weight:600;color:var(--ink-soft);
    background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 14px;
    box-shadow:0 6px 16px -14px rgba(22,26,43,.6);
  }
  .hero-panel{
    background:#fff;border:1px solid var(--line);border-radius:24px;
    padding:26px;box-shadow:0 30px 60px -40px rgba(22,26,43,.55);
    position:relative;
  }
  .hero-panel-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
  .dot-row{display:flex;gap:6px;}
  .dot-row i{width:9px;height:9px;border-radius:50%;background:#ffcbb8;display:block;}
  .dot-row i:nth-child(2){background:#ffe0a8;}
  .dot-row i:nth-child(3){background:#b9f0da;}
  .hero-panel .tag{font-size:12px;font-weight:700;color:var(--accent);background:var(--accent-soft);padding:5px 12px;border-radius:999px;}
  .metric-list{display:grid;gap:12px;}
  .metric-item{
    display:flex;align-items:center;justify-content:space-between;gap:14px;
    background:var(--bg-band);border:1px solid var(--line);border-radius:14px;
    padding:14px 16px;transition:transform .22s ease,box-shadow .22s ease;
  }
  .metric-item:hover{transform:translateY(-2px);box-shadow:0 14px 26px -20px rgba(22,26,43,.8);}
  .metric-item strong{font-size:20px;letter-spacing:-.01em;}
  .metric-item em{font-style:normal;font-size:12.5px;color:var(--ink-soft);font-weight:600;text-align:right;}
  .hero-flow{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
  .hero-flow span{
    font-size:12.5px;font-weight:700;color:#fff;padding:6px 13px;border-radius:8px;
    background:linear-gradient(120deg,var(--ink),#333a5c);
  }
  .hero-flow span:nth-child(2){background:linear-gradient(120deg,var(--brand),var(--brand-2));}
  .hero-flow span:nth-child(3){background:linear-gradient(120deg,var(--accent),#4f6bff);}
  .hero-flow span:nth-child(4){background:linear-gradient(120deg,#0fb98a,#38d6a8);}

  /* Reveal */
  .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease;}
  .reveal.in{opacity:1;transform:none;}

  /* Stats strip */
  .stats-band{background:var(--ink);color:#fff;padding:38px 0;}
  .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;text-align:center;}
  .stats-grid strong{display:block;font-size:clamp(22px,3vw,30px);color:#ffcf9f;letter-spacing:-.01em;}
  .stats-grid span{font-size:13.5px;color:rgba(255,255,255,.72);}

  /* About */
  .about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:start;}
  .about-card{
    background:linear-gradient(160deg,#fff 0%,#fff5ec 100%);
    border:1px solid var(--line);border-radius:22px;padding:28px;
    box-shadow:0 26px 50px -40px rgba(22,26,43,.6);
  }
  .about-list{display:grid;gap:16px;margin-top:20px;}
  .about-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.8px;color:var(--ink-soft);}
  .about-list li b{color:var(--ink);display:block;margin-bottom:2px;font-size:15.5px;}
  .bullet{
    flex:0 0 auto;width:26px;height:26px;border-radius:9px;display:grid;place-items:center;
    background:rgba(27,59,255,.1);color:var(--accent);font-weight:800;font-size:13px;
  }
  .about-list li:nth-child(2) .bullet{background:rgba(255,77,46,.12);color:var(--brand);}
  .about-list li:nth-child(3) .bullet{background:rgba(15,185,138,.12);color:var(--mint);}
  .about-list li:nth-child(4) .bullet{background:rgba(255,138,31,.14);color:#d96c00;}
  .model-cloud{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px;}
  .model-cloud span{
    font-size:13px;font-weight:600;color:var(--ink-soft);background:#fff;
    border:1px solid var(--line);padding:7px 13px;border-radius:10px;
    transition:transform .2s,color .2s,border-color .2s;
  }
  .model-cloud span:hover{transform:translateY(-2px);color:var(--brand);border-color:rgba(255,77,46,.4);}

  /* Service cards */
  .card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
  .svc-card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
    padding:24px;display:flex;flex-direction:column;gap:10px;
    transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
    position:relative;overflow:hidden;
  }
  .svc-card::after{
    content:"";position:absolute;left:0;top:0;height:3px;width:0;
    background:linear-gradient(90deg,var(--brand),var(--brand-2));transition:width .3s ease;
  }
  .svc-card:hover{transform:translateY(-5px);box-shadow:0 24px 44px -32px rgba(22,26,43,.7);border-color:#f3c9ad;}
  .svc-card:hover::after{width:100%;}
  .svc-icon{
    width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
    font-weight:800;font-size:15px;color:#fff;
    background:linear-gradient(135deg,var(--brand),var(--brand-2));
  }
  .svc-icon.blue{background:linear-gradient(135deg,var(--accent),#5a76ff);}
  .svc-icon.green{background:linear-gradient(135deg,var(--mint),#3ad3a6);}
  .svc-card h3{font-size:17px;}
  .svc-card p{font-size:14px;color:var(--ink-soft);}

  /* Workflow */
  .workflow{background:var(--bg-band);}
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
  .step{
    background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
    position:relative;transition:transform .25s ease,box-shadow .25s ease;
  }
  .step:hover{transform:translateY(-4px);box-shadow:0 22px 40px -32px rgba(22,26,43,.75);}
  .step-num{
    font-size:13px;font-weight:800;color:var(--brand);letter-spacing:.14em;margin-bottom:10px;display:block;
  }
  .step h3{font-size:16px;margin-bottom:8px;}
  .step p{font-size:13.8px;color:var(--ink-soft);}

  /* Industry */
  .ind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
  .ind-card{
    border-radius:16px;padding:22px;border:1px solid var(--line);
    background:linear-gradient(150deg,#fff,#fffaf5);
    transition:transform .25s ease,border-color .25s ease;
  }
  .ind-card:hover{transform:translateY(-4px);border-color:#f0b992;}
  .ind-card h3{font-size:16px;margin-bottom:8px;}
  .ind-card p{font-size:13.8px;color:var(--ink-soft);}

  /* Network */
  .net-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:start;}
  .net-map{
    background:linear-gradient(150deg,#fff,#f5f7ff);
    border:1px solid var(--line);border-radius:22px;padding:26px;
  }
  .net-rows{display:grid;gap:12px;}
  .net-row{
    display:flex;gap:14px;align-items:flex-start;
    background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;
    transition:transform .2s ease;
  }
  .net-row:hover{transform:translateX(4px);}
  .net-row strong{font-size:14.5px;min-width:96px;color:var(--ink);}
  .net-row span{font-size:13.8px;color:var(--ink-soft);}

  /* Table */
  .table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:18px;background:#fff;}
  table{width:100%;border-collapse:collapse;min-width:680px;font-size:14.2px;}
  thead th{
    background:linear-gradient(120deg,#fff2e6,#ffe4d0);color:var(--ink);
    text-align:left;padding:15px 18px;font-weight:800;font-size:14px;white-space:nowrap;
  }
  tbody td{padding:14px 18px;border-top:1px solid var(--line);color:var(--ink-soft);vertical-align:top;}
  tbody td:first-child{color:var(--ink);font-weight:700;}
  tbody tr:hover td{background:#fffaf5;}
  .score-badge{display:inline-flex;align-items:center;gap:6px;font-weight:800;color:var(--brand);}
  .stars{color:#ff9f1c;letter-spacing:2px;}

  /* Price */
  .price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
  .price-card{
    background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;
    display:flex;flex-direction:column;gap:10px;transition:transform .25s,box-shadow .25s;
  }
  .price-card:hover{transform:translateY(-5px);box-shadow:0 24px 44px -32px rgba(22,26,43,.75);}
  .price-card.featured{border-color:rgba(255,77,46,.5);background:linear-gradient(160deg,#fff,#fff3ea);}
  .price-card h3{font-size:16px;}
  .price-card .p{font-size:26px;font-weight:800;color:var(--brand);letter-spacing:-.02em;}
  .price-card .p small{font-size:13px;color:var(--ink-soft);font-weight:600;}
  .price-card ul{display:grid;gap:8px;font-size:13.6px;color:var(--ink-soft);margin-top:4px;}
  .price-card ul li::before{content:"·";color:var(--brand);font-weight:900;margin-right:8px;}

  /* Case */
  .case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
  .case-card{
    background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;
    display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s;
  }
  .case-card:hover{transform:translateY(-5px);box-shadow:0 26px 46px -34px rgba(22,26,43,.8);}
  .case-media{background:var(--bg-band);border-bottom:1px solid var(--line);}
  .case-media img{width:100%;height:auto;object-fit:contain;}
  .case-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;}
  .case-body h3{font-size:16px;}
  .case-body p{font-size:13.8px;color:var(--ink-soft);}
  .case-tag{font-size:12px;font-weight:700;color:var(--accent);background:var(--accent-soft);padding:4px 10px;border-radius:999px;align-self:flex-start;}

  /* Comments */
  .comment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
  .comment{
    background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
    display:flex;flex-direction:column;gap:12px;transition:transform .25s,box-shadow .25s;
  }
  .comment:hover{transform:translateY(-4px);box-shadow:0 22px 40px -32px rgba(22,26,43,.7);}
  .comment p{font-size:14px;color:var(--ink-soft);}
  .who{display:flex;align-items:center;gap:10px;margin-top:auto;}
  .avatar{
    width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
    font-weight:800;font-size:14px;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));
    flex-shrink:0;
  }
  .who b{display:block;font-size:14px;}
  .who span{font-size:12.5px;color:var(--ink-soft);}

  /* FAQ */
  .faq{background:var(--bg-band);}
  .faq-list{display:grid;gap:12px;max-width:920px;}
  .faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:17px 20px;background:none;border:0;cursor:pointer;text-align:left;
    font-size:15px;font-weight:700;color:var(--ink);transition:color .2s;
  }
  .faq-q:hover{color:var(--brand);}
  .faq-q i{
    flex-shrink:0;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;
    background:rgba(255,77,46,.1);color:var(--brand);font-style:normal;font-weight:800;
    transition:transform .3s ease,background .3s;
  }
  .faq-item.open .faq-q i{transform:rotate(45deg);background:var(--brand);color:#fff;}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease;}
  .faq-a p{padding:0 20px 18px;font-size:14px;color:var(--ink-soft);}

  /* Article / links */
  .link-cloud{display:flex;flex-wrap:wrap;gap:10px;}
  .link-cloud a{
    font-size:13.5px;font-weight:600;color:var(--ink-soft);background:#fff;
    border:1px solid var(--line);border-radius:999px;padding:8px 16px;
    transition:transform .2s,color .2s,border-color .2s,background .2s;
  }
  .link-cloud a:hover{transform:translateY(-2px);color:#fff;background:var(--ink);border-color:var(--ink);}
  .article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
  .article-item{
    display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);
    border-radius:14px;padding:18px;transition:transform .22s,border-color .22s;
  }
  .article-item:hover{transform:translateY(-3px);border-color:#f0b992;}
  .article-item .no{
    flex-shrink:0;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
    background:var(--accent-soft);color:var(--accent);font-weight:800;font-size:14px;
  }
  .article-item b{font-size:14.6px;display:block;margin-bottom:3px;}
  .article-item span{font-size:13.2px;color:var(--ink-soft);}

  /* Form */
  .contact{background:linear-gradient(180deg,#fff7f0 0%,#fdece0 100%);}
  .contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:34px;align-items:start;}
  .contact-info{display:grid;gap:14px;}
  .info-row{
    display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);
    border-radius:14px;padding:16px 18px;
  }
  .info-row b{display:block;font-size:14.5px;margin-bottom:2px;}
  .info-row span{font-size:13.6px;color:var(--ink-soft);word-break:break-all;}
  .qr-box{
    background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;
    display:flex;gap:14px;align-items:center;
  }
  .qr-box img{width:104px;height:104px;object-fit:contain;border-radius:8px;flex-shrink:0;}
  .qr-box b{font-size:14.5px;display:block;margin-bottom:4px;}
  .qr-box span{font-size:13.2px;color:var(--ink-soft);}
  .form-card{
    background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;
    box-shadow:0 30px 60px -46px rgba(22,26,43,.7);
  }
  .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  .field{display:flex;flex-direction:column;gap:7px;}
  .field.full{grid-column:1 / -1;}
  .field label{font-size:13.5px;font-weight:700;color:var(--ink);}
  .field input,.field select,.field textarea{
    width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:11px;
    font-size:14px;color:var(--ink);background:#fffaf6;font-family:inherit;
    transition:border-color .2s,box-shadow .2s,background .2s;
  }
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:var(--brand);background:#fff;
    box-shadow:0 0 0 3px rgba(255,77,46,.12);
  }
  .field textarea{resize:vertical;min-height:110px;}
  .form-note{font-size:12.6px;color:var(--ink-soft);margin-top:12px;}
  .form-ok{
    display:none;margin-top:14px;padding:11px 14px;border-radius:11px;font-size:13.6px;
    background:rgba(15,185,138,.12);color:#087a5c;border:1px solid rgba(15,185,138,.3);
  }

  /* Footer */
  .site-footer{
    background:var(--ink);color:#fff;padding:56px 0 0;
  }
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;padding-bottom:36px;}
  .site-footer h4{color:#fff;font-size:15px;margin-bottom:14px;}
  .site-footer p,.site-footer a{color:rgba(255,255,255,.72);font-size:13.6px;}
  .site-footer a:hover{color:#ffcf9f;}
  .footer-links{display:grid;gap:9px;}
  .footer-brand img{max-width:130px;height:auto;margin-bottom:14px;filter:brightness(0) invert(1);}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.14);padding:18px 0;
    display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;
    font-size:13px;color:rgba(255,255,255,.6);
  }

  /* Float */
  .float-btns{position:fixed;right:18px;bottom:22px;z-index:120;display:flex;flex-direction:column;gap:10px;}
  .float-btns button,.float-btns a{
    width:48px;height:48px;border-radius:14px;border:1px solid var(--line);background:#fff;
    color:var(--ink);display:grid;place-items:center;cursor:pointer;font-size:12px;font-weight:800;
    box-shadow:0 14px 28px -18px rgba(22,26,43,.9);transition:transform .2s,background .2s,color .2s;
  }
  .float-btns button:hover,.float-btns a:hover{transform:translateY(-3px);background:var(--brand);color:#fff;border-color:var(--brand);}
  .float-btns .top{opacity:0;pointer-events:none;transition:opacity .3s,transform .2s,background .2s,color .2s;}
  .float-btns .top.show{opacity:1;pointer-events:auto;}
  .kefu-pop{
    position:fixed;right:18px;bottom:130px;z-index:121;width:210px;background:#fff;
    border:1px solid var(--line);border-radius:16px;padding:14px;display:none;
    box-shadow:0 24px 48px -30px rgba(22,26,43,.85);text-align:center;
  }
  .kefu-pop.show{display:block;animation:pop .26s ease;}
  @keyframes pop{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:none;}}
  .kefu-pop img{width:150px;height:150px;object-fit:contain;margin:0 auto 8px;border-radius:8px;}
  .kefu-pop p{font-size:12.6px;color:var(--ink-soft);}

  /* Responsive */
  @media (max-width:980px){
    .hero-grid,.about-grid,.net-grid,.contact-grid{grid-template-columns:1fr;}
    .card-grid,.ind-grid,.workflow .steps,.case-grid,.comment-grid,.price-grid{grid-template-columns:repeat(2,1fr);}
    .stats-grid{grid-template-columns:repeat(2,1fr);gap:18px;}
    .footer-grid{grid-template-columns:1fr 1fr;}
    .nav-links{
      display:none;position:absolute;left:0;right:0;top:100%;
      background:#fff;border-bottom:1px solid var(--line);padding:10px 20px 16px;
      flex-direction:column;align-items:stretch;gap:0;
      box-shadow:0 20px 30px -24px rgba(22,26,43,.6);
    }
    .nav-links.show{display:flex;}
    .nav-links a{padding:11px 6px;border-radius:8px;}
    .nav-toggle{display:flex;}
    .nav-actions .btn{display:none;}
  }
  @media (max-width:640px){
    .section{padding:52px 0;}
    .card-grid,.ind-grid,.steps,.case-grid,.comment-grid,.price-grid,.article-grid,.form-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;gap:24px;}
    .hero{padding:48px 0 56px;}
    .hero-btns .btn{width:100%;}
    .float-btns{right:12px;bottom:16px;}
    .kefu-pop{right:12px;bottom:120px;}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important;}
    .reveal{opacity:1;transform:none;}
  }