:root{
    --ink:#141a24;
    --ink-2:#3c4759;
    --ink-3:#6b7688;
    --line:#e3e8f0;
    --bg:#f6f8fc;
    --white:#ffffff;
    --c1:#2f5cf6;
    --c2:#7a4cf7;
    --c3:#ff6a3d;
    --c4:#12b39a;
    --c5:#ffb400;
    --shadow:0 10px 30px rgba(28,45,90,.08);
    --shadow-hover:0 18px 44px rgba(28,45,90,.14);
    --radius:18px;
    --container:1180px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
    color:var(--ink);
    background:
      radial-gradient(900px 500px at 8% -6%, #e6ecff 0%, rgba(230,236,255,0) 60%),
      radial-gradient(900px 520px at 96% 4%, #ffe9e0 0%, rgba(255,233,224,0) 58%),
      radial-gradient(800px 600px at 50% 30%, #eefbf7 0%, rgba(238,251,247,0) 55%),
      linear-gradient(180deg,#f8faff 0%,#f4f7fd 40%,#f7f5ff 100%);
    background-attachment:fixed;
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{text-decoration:none;color:inherit}
  ul{list-style:none}
  .container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

  /* header */
  .site-header{
    position:sticky;top:0;z-index:80;
    backdrop-filter:blur(14px);
    background:rgba(255,255,255,.82);
    border-bottom:1px solid rgba(227,232,240,.9);
  }
  .nav-inner{
    display:flex;align-items:center;justify-content:space-between;
    gap:16px;min-height:70px;
  }
  .brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
  .brand .ai-page-logo{width:38px;height:38px;object-fit:contain;border-radius:10px}
  .brand-name{font-size:18px;font-weight:800;letter-spacing:.5px}
  .brand-sub{font-size:11px;color:var(--ink-3);letter-spacing:2px;line-height:1}
  .nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap}
  .nav-links a{
    display:block;padding:9px 10px;font-size:14px;color:var(--ink-2);font-weight:500;
    border-radius:8px;transition:.22s;position:relative;
  }
  .nav-links a:hover{color:var(--c1);background:#eef2ff}
  .nav-cta{display:flex;align-items:center;gap:10px;flex:0 0 auto}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:11px 22px;border-radius:999px;font-size:14px;font-weight:700;
    border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .25s,background .25s;
    white-space:nowrap;
  }
  .btn:active{transform:translateY(1px) scale(.99)}
  .btn-primary{
    color:#fff;
    background:linear-gradient(120deg,var(--c1),var(--c2) 60%,var(--c3));
    box-shadow:0 10px 22px rgba(58,86,246,.28);
  }
  .btn-primary:hover{box-shadow:0 16px 32px rgba(58,86,246,.38);transform:translateY(-2px)}
  .btn-ghost{color:var(--ink);background:#fff;border-color:var(--line);box-shadow:0 4px 12px rgba(28,45,90,.05)}
  .btn-ghost:hover{border-color:#c4cffb;color:var(--c1);transform:translateY(-2px)}
  .btn-soft{color:var(--c1);background:#eef2ff;border-color:#dbe3ff}
  .btn-soft:hover{background:#e3eaff;transform:translateY(-2px)}
  .menu-toggle{
    display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
    background:#fff;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;
  }
  .menu-toggle span{width:18px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}

  /* hero */
  .hero{padding:56px 0 44px;position:relative;overflow:hidden}
  .hero-grid{
    display:grid;grid-template-columns:1.15fr .85fr;gap:38px;align-items:center;
  }
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    padding:7px 14px;border-radius:999px;font-size:13px;font-weight:600;
    color:#1d3fbf;background:#e9efff;border:1px solid #d5e0ff;
  }
  .eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--c3);display:inline-block;animation:pulse 1.8s infinite}
  @keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.7)}}
  h1{
    font-size:clamp(28px,3.6vw,46px);line-height:1.24;margin:18px 0 16px;
    font-weight:900;letter-spacing:-.5px;
  }
  h1 em{
    font-style:normal;
    background:linear-gradient(100deg,var(--c1),var(--c2) 50%,var(--c3));
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero p.lead{font-size:16px;color:var(--ink-2);max-width:560px;margin-bottom:26px}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}
  .hero-tags{display:flex;flex-wrap:wrap;gap:8px}
  .hero-tags span{
    font-size:12.5px;color:var(--ink-2);background:rgba(255,255,255,.75);
    border:1px solid var(--line);padding:6px 12px;border-radius:999px;
  }
  .hero-visual{
    position:relative;border-radius:26px;padding:26px;
    background:linear-gradient(150deg,#ffffff 0%,#f3f6ff 55%,#fff4ef 100%);
    border:1px solid #e6ebf7;box-shadow:var(--shadow);
    overflow:hidden;
  }
  .hero-visual::before{
    content:"";position:absolute;width:240px;height:240px;border-radius:50%;
    background:radial-gradient(circle,#bcd0ff 0%,rgba(188,208,255,0) 70%);
    top:-90px;right:-70px;
  }
  .hero-visual::after{
    content:"";position:absolute;width:200px;height:200px;border-radius:50%;
    background:radial-gradient(circle,#ffd3bf 0%,rgba(255,211,191,0) 70%);
    bottom:-80px;left:-60px;
  }
  .mini-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:12px}
  .mini-card{
    background:rgba(255,255,255,.92);border:1px solid #e8edf9;border-radius:14px;
    padding:14px 16px;box-shadow:0 6px 16px rgba(40,64,130,.06);
    animation:floatIn .7s ease both;
  }
  .mini-card:nth-child(2){animation-delay:.08s}
  .mini-card:nth-child(3){animation-delay:.16s}
  .mini-card:nth-child(4){animation-delay:.24s}
  @keyframes floatIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
  .mini-card b{display:block;font-size:20px;font-weight:900;color:var(--ink);letter-spacing:-.5px}
  .mini-card span{font-size:12.5px;color:var(--ink-3)}
  .mini-card.b1{background:linear-gradient(150deg,#eef3ff,#ffffff)}
  .mini-card.b2{background:linear-gradient(150deg,#fff2ec,#ffffff)}
  .mini-card.b3{background:linear-gradient(150deg,#e9fbf5,#ffffff)}
  .mini-card.b4{background:linear-gradient(150deg,#fdf6e5,#ffffff)}

  /* section base */
  section{padding:56px 0;position:relative}
  .sec-head{max-width:760px;margin-bottom:34px}
  .sec-tag{
    display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:2px;
    color:var(--c2);background:#f0ecff;border-radius:999px;padding:5px 13px;margin-bottom:12px;
  }
  h2{font-size:clamp(22px,2.5vw,32px);font-weight:900;letter-spacing:-.4px;line-height:1.3}
  .sec-head p{margin-top:12px;color:var(--ink-2);font-size:15px}

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

  /* cards */
  .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
  .card{
    background:rgba(255,255,255,.92);border:1px solid #e8edf7;border-radius:var(--radius);
    padding:24px;box-shadow:var(--shadow);transition:transform .28s,box-shadow .28s,border-color .28s;
    position:relative;overflow:hidden;
  }
  .card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:#d5defb}
  .card h3{font-size:17px;font-weight:800;margin-bottom:8px}
  .card p{font-size:14px;color:var(--ink-2)}
  .ic{
    width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
    font-size:20px;font-weight:900;margin-bottom:14px;color:#fff;
  }
  .ic-1{background:linear-gradient(140deg,#3d6bff,#6a48ff)}
  .ic-2{background:linear-gradient(140deg,#ff8a3d,#ff5f6d)}
  .ic-3{background:linear-gradient(140deg,#12b39a,#3aa0ff)}
  .ic-4{background:linear-gradient(140deg,#8a53ff,#d05cff)}
  .ic-5{background:linear-gradient(140deg,#ffb400,#ff7a00)}
  .ic-6{background:linear-gradient(140deg,#2bb7ff,#2f5cf6)}

  /* stat strip */
  .stat-strip{
    display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
    background:linear-gradient(120deg,#1b2a5e,#2f3f86 45%,#43308f);
    border-radius:24px;padding:30px 26px;color:#fff;box-shadow:0 18px 40px rgba(30,44,110,.28);
  }
  .stat-strip .st{text-align:center;padding:0 6px}
  .stat-strip b{display:block;font-size:clamp(22px,3vw,30px);font-weight:900;letter-spacing:-.5px;
    background:linear-gradient(100deg,#fff,#cddcff 60%,#ffd9c7);-webkit-background-clip:text;background-clip:text;color:transparent}
  .stat-strip span{font-size:13px;color:#c8d3f5}

  /* service list */
  .svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
  .svc{
    background:#fff;border:1px solid #e8edf7;border-radius:16px;padding:18px 20px;
    transition:.26s;position:relative;
  }
  .svc:hover{border-color:#c9d6ff;box-shadow:0 14px 30px rgba(47,92,246,.12);transform:translateY(-4px)}
  .svc b{font-size:15px;display:block;margin-bottom:5px}
  .svc span{font-size:13px;color:var(--ink-3);line-height:1.6;display:block}
  .svc::before{
    content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;
    background:linear-gradient(180deg,var(--c1),var(--c3));opacity:0;transition:.26s;
  }
  .svc:hover::before{opacity:1}

  /* steps */
  .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
  .step{
    background:#fff;border:1px solid #e8edf7;border-radius:16px;padding:22px 18px;position:relative;
    transition:.26s;
  }
  .step:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
  .step b{position:absolute;top:-14px;left:18px;width:34px;height:34px;border-radius:11px;
    display:flex;align-items:center;justify-content:center;font-size:14px;color:#fff;
    background:linear-gradient(140deg,var(--c1),var(--c2));box-shadow:0 8px 18px rgba(58,86,246,.3)}
  .step h3{font-size:15px;margin:14px 0 6px}
  .step p{font-size:13px;color:var(--ink-3)}

  /* compare table */
  .table-wrap{overflow-x:auto;border-radius:18px;border:1px solid #e6ebf7;background:#fff;box-shadow:var(--shadow)}
  table{width:100%;border-collapse:collapse;min-width:680px}
  thead th{
    background:linear-gradient(120deg,#1e2d63,#3a3184);color:#fff;font-size:14px;
    padding:15px 16px;text-align:left;font-weight:700;white-space:nowrap;
  }
  tbody td{padding:14px 16px;font-size:14px;color:var(--ink-2);border-top:1px solid #eef1f8}
  tbody tr:nth-child(even){background:#fafbff}
  tbody td:first-child{font-weight:700;color:var(--ink)}
  .rate-box{
    display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:22px;
  }
  .rate-card{
    background:linear-gradient(140deg,#fff,#f3f6ff);border:1px solid #e2e9ff;border-radius:18px;
    padding:24px;text-align:center;box-shadow:var(--shadow);
  }
  .rate-card .stars{font-size:22px;color:#ffb400;letter-spacing:4px;margin-bottom:8px}
  .rate-card .score{font-size:38px;font-weight:900;color:var(--c1);letter-spacing:-1px;line-height:1}
  .rate-card .score small{font-size:15px;color:var(--ink-3);font-weight:600}
  .rate-card p{font-size:13.5px;color:var(--ink-3);margin-top:6px}
  .rec-badge{display:inline-block;margin-top:10px;padding:6px 16px;border-radius:999px;
    background:linear-gradient(120deg,var(--c1),var(--c3));color:#fff;font-size:13px;font-weight:700}

  /* FAQ */
  .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start}
  .faq-item{
    background:#fff;border:1px solid #e8edf7;border-radius:14px;overflow:hidden;transition:.25s;
  }
  .faq-item:hover{border-color:#c9d6ff;box-shadow:0 10px 24px rgba(47,92,246,.1)}
  .faq-q{
    width:100%;text-align:left;background:none;border:none;cursor:pointer;
    padding:17px 20px;font-size:14.5px;font-weight:700;color:var(--ink);
    display:flex;align-items:center;justify-content:space-between;gap:12px;font-family:inherit;
  }
  .faq-q i{
    flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:#eef2ff;color:var(--c1);
    display:flex;align-items:center;justify-content:center;font-style:normal;font-size:15px;
    transition:.28s;
  }
  .faq-item.open .faq-q i{transform:rotate(45deg);background:var(--c1);color:#fff}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
  .faq-a p{padding:0 20px 18px;font-size:13.5px;color:var(--ink-2);line-height:1.75}

  /* reviews */
  .reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .review{background:#fff;border:1px solid #e8edf7;border-radius:var(--radius);padding:22px;
    box-shadow:var(--shadow);transition:.28s}
  .review:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
  .review .who{display:flex;align-items:center;gap:11px;margin-bottom:12px}
  .avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    font-weight:800;color:#fff;font-size:15px;flex:0 0 auto}
  .review .who b{font-size:14px;display:block;line-height:1.3}
  .review .who span{font-size:12px;color:var(--ink-3)}
  .review p{font-size:13.5px;color:var(--ink-2);line-height:1.75}
  .stars-sm{color:#ffb400;font-size:13px;letter-spacing:2px;margin-bottom:8px}

  /* articles & cases */
  .case-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:18px;align-items:stretch}
  .case-main{background:#fff;border:1px solid #e8edf7;border-radius:var(--radius);overflow:hidden;
    box-shadow:var(--shadow);transition:.28s;display:flex;flex-direction:column}
  .case-main:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
  .case-main .imgbox{width:100%;aspect-ratio:16/9;overflow:hidden;background:#eef2fb}
  .case-main .imgbox img{width:100%;height:100%;object-fit:contain}
  .case-main .txt{padding:20px 22px}
  .case-main .txt b{font-size:16px;display:block;margin-bottom:6px}
  .case-main .txt span{font-size:13.5px;color:var(--ink-3)}
  .case-side{display:grid;gap:18px}

  .article-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
  .article{
    display:flex;align-items:center;gap:14px;background:#fff;border:1px solid #e8edf7;
    border-radius:14px;padding:16px 18px;transition:.26s;
  }
  .article:hover{border-color:#c9d6ff;transform:translateX(4px);box-shadow:0 10px 22px rgba(47,92,246,.1)}
  .article .dot{flex:0 0 auto;width:34px;height:34px;border-radius:10px;
    background:linear-gradient(140deg,#eef3ff,#dfe7ff);display:flex;align-items:center;justify-content:center;
    font-weight:800;color:var(--c1);font-size:14px}
  .article b{font-size:14px;font-weight:700;display:block}
  .article span{font-size:12.5px;color:var(--ink-3)}

  /* form */
  .form-wrap{
    display:grid;grid-template-columns:1fr 1.1fr;gap:26px;align-items:start;
  }
  .form-info{background:linear-gradient(150deg,#1e2d63,#372f82 70%,#4a3a99);border-radius:22px;
    padding:32px 28px;color:#fff;box-shadow:0 18px 40px rgba(30,44,110,.25)}
  .form-info h3{font-size:20px;margin-bottom:10px;color:#fff}
  .form-info p{font-size:13.5px;color:#c8d3f5;line-height:1.8}
  .contact-li{display:flex;gap:10px;margin-top:16px;font-size:13.5px;color:#dbe3ff;align-items:flex-start}
  .contact-li strong{color:#fff;font-weight:700;flex:0 0 auto}
  .form-card{background:#fff;border:1px solid #e8edf7;border-radius:22px;padding:28px;box-shadow:var(--shadow)}
  .field{margin-bottom:16px}
  .field label{display:block;font-size:13.5px;font-weight:700;margin-bottom:7px;color:var(--ink)}
  .field input,.field select,.field textarea{
    width:100%;padding:12px 14px;border:1px solid #dfe5f1;border-radius:11px;
    font-size:14px;font-family:inherit;color:var(--ink);background:#fbfcff;transition:.22s;
  }
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:var(--c1);background:#fff;box-shadow:0 0 0 4px rgba(47,92,246,.1);
  }
  .field textarea{min-height:96px;resize:vertical}
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}

  /* footer */
  .site-footer{
    background:linear-gradient(150deg,#151d38,#1d1740 60%,#241a45);
    color:#c8cfe6;padding:44px 0 0;margin-top:14px;
  }
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:28px}
  .site-footer h4{color:#fff;font-size:14.5px;margin-bottom:14px;font-weight:800}
  .site-footer p{font-size:13px;color:#a9b3d0;line-height:1.85}
  .site-footer a{color:#a9b3d0;font-size:13px;transition:.2s}
  .site-footer a:hover{color:#fff}
  .f-links li{margin-bottom:9px}
  .f-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
  .f-brand img{width:36px;height:36px;object-fit:contain;border-radius:9px}
  .f-brand b{color:#fff;font-size:16px}
  .qrcode{width:104px;height:104px;object-fit:contain;border-radius:12px;background:#fff;padding:5px;margin-top:10px}
  .footer-bottom{
    margin-top:34px;border-top:1px solid rgba(255,255,255,.1);
    padding:18px 0;display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;
    font-size:12.5px;color:#8f9ab9;
  }
  .footer-links-row{display:flex;flex-wrap:wrap;gap:14px}
  .footer-links-row a{font-size:12.5px;color:#8f9ab9}

  /* floating */
  .float-stack{position:fixed;right:18px;bottom:22px;z-index:90;display:flex;flex-direction:column;gap:10px}
  .float-btn{
    width:48px;height:48px;border-radius:50%;border:none;cursor:pointer;
    display:flex;align-items:center;justify-content:center;font-size:18px;color:#fff;
    box-shadow:0 10px 24px rgba(30,44,110,.28);transition:.25s;
  }
  .float-btn:hover{transform:translateY(-3px) scale(1.05)}
  .float-kf{background:linear-gradient(140deg,#12b39a,#2bb7ff)}
  .float-top{background:linear-gradient(140deg,#2f5cf6,#7a4cf7);opacity:0;pointer-events:none}
  .float-top.show{opacity:1;pointer-events:auto}

  .kf-panel{
    position:fixed;right:18px;bottom:84px;width:236px;background:#fff;border-radius:18px;
    box-shadow:0 20px 46px rgba(20,32,70,.22);border:1px solid #e8edf7;padding:16px;
    z-index:95;opacity:0;visibility:hidden;transform:translateY(10px);transition:.28s;
  }
  .kf-panel.show{opacity:1;visibility:visible;transform:none}
  .kf-panel b{font-size:14px;display:block;margin-bottom:8px}
  .kf-panel p{font-size:12.5px;color:var(--ink-3);line-height:1.7}
  .kf-panel img{width:100%;border-radius:10px;margin-top:8px}

  /* tag cloud */
  .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
  .tag-cloud span{
    font-size:13px;padding:7px 14px;border-radius:999px;background:#fff;border:1px solid #e3e9f7;
    color:var(--ink-2);transition:.22s;cursor:default;
  }
  .tag-cloud span:hover{background:#eef2ff;border-color:#c9d6ff;color:var(--c1);transform:translateY(-2px)}

  /* network */
  .network-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
  .net-item{
    background:#fff;border:1px solid #e8edf7;border-radius:14px;padding:18px;text-align:center;transition:.26s;
  }
  .net-item:hover{transform:translateY(-4px);box-shadow:0 12px 26px rgba(47,92,246,.12);border-color:#c9d6ff}
  .net-item b{font-size:15px;display:block;margin-bottom:4px}
  .net-item span{font-size:12.5px;color:var(--ink-3)}

  /* timeline */
  .timeline{position:relative;padding-left:24px;border-left:2px dashed #d5defb}
  .tl-item{position:relative;padding:0 0 22px 4px}
  .tl-item:last-child{padding-bottom:0}
  .tl-item::before{content:"";position:absolute;left:-31px;top:6px;width:12px;height:12px;border-radius:50%;
    background:linear-gradient(140deg,var(--c1),var(--c3));box-shadow:0 0 0 4px #eef2ff}
  .tl-item b{font-size:14.5px;display:block;margin-bottom:3px}
  .tl-item span{font-size:13px;color:var(--ink-3)}

  /* pricing */
  .price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .price-card{
    background:#fff;border:1px solid #e8edf7;border-radius:18px;padding:26px 22px;text-align:center;
    transition:.28s;position:relative;
  }
  .price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:#c9d6ff}
  .price-card.hot{border-color:#c9d6ff;background:linear-gradient(160deg,#f5f8ff,#fff)}
  .price-card .tag{position:absolute;top:-11px;left:50%;transform:translateX(-50%);
    background:linear-gradient(120deg,var(--c1),var(--c3));color:#fff;font-size:12px;font-weight:700;
    padding:4px 14px;border-radius:999px;white-space:nowrap}
  .price-card b.price{font-size:32px;font-weight:900;color:var(--c1);letter-spacing:-1px;display:block;line-height:1.1;margin:8px 0 4px}
  .price-card b.price small{font-size:13px;color:var(--ink-3);font-weight:600}
  .price-card .pn{font-size:15px;font-weight:800;margin-bottom:6px}
  .price-card ul{margin:16px 0;text-align:left}
  .price-card li{font-size:13px;color:var(--ink-2);padding:5px 0 5px 20px;position:relative}
  .price-card li::before{content:"✓";position:absolute;left:0;color:var(--c4);font-weight:900}

  @media (max-width:980px){
    .hero-grid{grid-template-columns:1fr;gap:30px}
    .grid-3,.svc-grid,.steps,.reviews,.price-grid{grid-template-columns:repeat(2,1fr)}
    .stat-strip{grid-template-columns:repeat(2,1fr);gap:22px}
    .case-grid{grid-template-columns:1fr}
    .form-wrap{grid-template-columns:1fr}
    .network-grid{grid-template-columns:repeat(2,1fr)}
    .footer-grid{grid-template-columns:1fr 1fr}
    .nav-links{display:none;position:absolute;top:70px;left:0;right:0;
      background:rgba(255,255,255,.98);border-bottom:1px solid var(--line);
      flex-direction:column;align-items:stretch;padding:10px 16px 16px;gap:0;
      box-shadow:0 16px 30px rgba(28,45,90,.1)}
    .nav-links.open{display:flex}
    .nav-links a{padding:12px 8px;border-radius:10px}
    .menu-toggle{display:flex}
    .nav-cta .btn-ghost{display:none}
  }
  @media (max-width:620px){
    .grid-3,.grid-2,.svc-grid,.steps,.reviews,.price-grid,.faq-list,.article-list,.form-row{grid-template-columns:1fr}
    .stat-strip{grid-template-columns:1fr 1fr;padding:24px 18px}
    .hero{padding:36px 0 30px}
    section{padding:42px 0}
    .footer-grid{grid-template-columns:1fr}
    .rate-box{grid-template-columns:1fr}
    .container{padding:0 16px}
    .btn{padding:10px 18px;font-size:13.5px}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important}
    .reveal{opacity:1;transform:none}
  }