:root{
      --bg0:#fbfbfd;
      --bg1:#f6f7fb;
      --card:#ffffff;
      --text:#14151a;
      --muted:#5a5f6a;
      --muted2:#7b8190;
      --line:rgba(20,21,26,.10);
      --shadow: 0 12px 30px rgba(17,24,39,.08);
      --shadow2: 0 10px 22px rgba(17,24,39,.10);
      --radius:18px;
      --radius2:14px;
      --brand1:#7c3aed;
      --brand2:#06b6d4;
      --brand3:#f97316;
      --brand4:#22c55e;
      --brand5:#ef4444;
      --focus: rgba(124,58,237,.22);
      --btn:#111827;
      --btnText:#ffffff;
      --chipBg: rgba(124,58,237,.10);
      --chipText: #4c1d95;
      --link:#1d4ed8;
      --good:#16a34a;
      --warn:#f59e0b;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC","Hiragino Sans GB","Microsoft YaHei", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 420px at 15% -10%, rgba(124,58,237,.12), transparent 55%),
        radial-gradient(1100px 420px at 90% 0%, rgba(6,182,212,.10), transparent 55%),
        radial-gradient(900px 380px at 30% 40%, rgba(249,115,22,.09), transparent 60%),
        linear-gradient(180deg, var(--bg0), var(--bg1));
    }
    a{color:inherit; text-decoration:none}
    img{max-width:100%; height:auto; display:block}
    .container{
      width:100%;
      max-width:1160px;
      margin:0 auto;
      padding:0 18px;
    }

    /* Topbar */
    header{
      position:sticky;
      top:0;
      z-index:50;
      background: rgba(251,251,253,.72);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(20,21,26,.08);
    }
    .topbar{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:12px 0;
      gap:14px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width: 210px;
    }
    .ai-page-logo{
      width:38px;
      height:38px;
      object-fit:contain;
    }
    .brand-title{
      display:flex;
      flex-direction:column;
      line-height:1.05;
    }
    .brand-title strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .brand-title span{
      margin-top:4px;
      font-size:12px;
      color:var(--muted);
    }
    nav{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
      padding-right:2px;
    }
    .nav-links a{
      font-size:13px;
      color:var(--muted);
      padding:10px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition: background .2s, border-color .2s, transform .2s, color .2s;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background: rgba(124,58,237,.08);
      border-color: rgba(124,58,237,.14);
      color:#2c124e;
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      border-radius:14px;
      padding:11px 14px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.72);
      color:var(--text);
      font-weight:700;
      font-size:13px;
      cursor:pointer;
      transition: transform .18s, box-shadow .18s, background .18s, border-color .18s;
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 10px 22px rgba(17,24,39,.10);
      border-color: rgba(20,21,26,.18);
      background: rgba(255,255,255,.92);
    }
    .btn-primary{
      border: 1px solid rgba(124,58,237,.22);
      background: linear-gradient(135deg, rgba(124,58,237,.98), rgba(6,182,212,.88));
      color: #fff;
      box-shadow: 0 12px 28px rgba(124,58,237,.18);
    }
    .btn-primary:hover{
      box-shadow: 0 16px 36px rgba(124,58,237,.22);
      border-color: rgba(124,58,237,.30);
    }
    .btn-dark{
      border:1px solid rgba(17,24,39,.15);
      background: linear-gradient(180deg, #0b1220, #111827);
      color:#fff;
      box-shadow: 0 12px 26px rgba(17,24,39,.16);
    }
    .btn-dark:hover{
      box-shadow: 0 18px 34px rgba(17,24,39,.20);
      border-color: rgba(255,255,255,.12);
    }

    .mobile-toggle{
      display:none;
      border-radius:14px;
      padding:10px 12px;
    }
    .burger{
      width:18px; height:14px; position:relative;
    }
    .burger span{
      position:absolute; left:0; right:0;
      height:2px; border-radius:3px;
      background: var(--text);
      transition: transform .2s, top .2s, opacity .2s;
    }
    .burger span:nth-child(1){top:1px}
    .burger span:nth-child(2){top:6px}
    .burger span:nth-child(3){top:11px}
    .mobile-open .burger span:nth-child(1){top:6px; transform: rotate(45deg)}
    .mobile-open .burger span:nth-child(2){opacity:0}
    .mobile-open .burger span:nth-child(3){top:6px; transform: rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding:10px 0 14px;
    }
    .mobile-panel .nav-links{
      justify-content:flex-start;
    }
    .mobile-panel .nav-links a{padding:10px 12px}

    /* Hero */
    .hero{
      position:relative;
      padding:28px 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.25fr .75fr;
      gap:16px;
      align-items:stretch;
    }
    .hero-left{
      border-radius: 26px;
      background:
        radial-gradient(1200px 420px at 10% 10%, rgba(124,58,237,.16), transparent 55%),
        radial-gradient(900px 360px at 88% 18%, rgba(6,182,212,.14), transparent 52%),
        radial-gradient(700px 320px at 65% 70%, rgba(249,115,22,.12), transparent 52%),
        linear-gradient(180deg, rgba(255,255,255,.82), rgba(255,255,255,.60));
      border:1px solid rgba(20,21,26,.10);
      box-shadow: var(--shadow);
      overflow:hidden;
      position:relative;
      padding:24px 22px;
    }
    .scribble{
      position:absolute;
      inset:-60px -60px auto auto;
      width:260px;
      height:260px;
      pointer-events:none;
      opacity:.9;
      transform: rotate(10deg);
      filter: drop-shadow(0 14px 24px rgba(17,24,39,.10));
    }
    .scribble svg{width:100%; height:100%}
    .hero-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:14px;
      position:relative;
      z-index:1;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.72);
      font-size:12px;
      color:var(--muted);
    }
    .dot{
      width:10px; height:10px; border-radius:50%;
      background: conic-gradient(from 180deg, var(--brand1), var(--brand2), var(--brand3), var(--brand4), var(--brand5), var(--brand1));
      box-shadow: 0 10px 18px rgba(124,58,237,.18);
    }
    h1{
      margin:0;
      font-size:34px;
      letter-spacing:-.6px;
      line-height:1.12;
      position:relative;
      z-index:1;
    }
    .hero-sub{
      margin-top:12px;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
      max-width:58ch;
      position:relative;
      z-index:1;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:16px;
      position:relative;
      z-index:1;
    }
    .hero-meta{
      margin-top:18px;
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      position:relative;
      z-index:1;
    }
    .meta-item{
      flex: 1 1 160px;
      border-radius: 16px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.66);
      padding:12px 12px;
      min-width: 150px;
      transition: transform .2s, box-shadow .2s;
    }
    .meta-item:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 34px rgba(17,24,39,.10);
    }
    .meta-top{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .meta-ico{
      width:34px; height:34px;
      border-radius:12px;
      background:
        radial-gradient(18px 18px at 30% 30%, rgba(255,255,255,.60), transparent 62%),
        linear-gradient(135deg, rgba(124,58,237,.95), rgba(6,182,212,.78));
      box-shadow: 0 14px 26px rgba(124,58,237,.18);
      display:flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      font-weight:900;
      font-size:14px;
      flex:0 0 auto;
    }
    .meta-item:nth-child(2) .meta-ico{
      background: radial-gradient(18px 18px at 30% 30%, rgba(255,255,255,.60), transparent 62%),
        linear-gradient(135deg, rgba(249,115,22,.95), rgba(34,197,94,.78));
      box-shadow: 0 14px 26px rgba(249,115,22,.18);
    }
    .meta-item:nth-child(3) .meta-ico{
      background: radial-gradient(18px 18px at 30% 30%, rgba(255,255,255,.60), transparent 62%),
        linear-gradient(135deg, rgba(34,197,94,.95), rgba(239,68,68,.78));
      box-shadow: 0 14px 26px rgba(34,197,94,.18);
    }
    .meta-title{
      font-weight:900;
      letter-spacing:-.2px;
      font-size:13px;
    }
    .meta-desc{
      margin-top:8px;
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
    }

    .hero-right{
      border-radius: 26px;
      border:1px solid rgba(20,21,26,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.55));
      box-shadow: var(--shadow);
      padding:18px;
      display:flex;
      flex-direction:column;
      gap:12px;
      overflow:hidden;
      position:relative;
    }
    .hero-right::before{
      content:"";
      position:absolute;
      inset:-120px auto auto -140px;
      width:320px;
      height:320px;
      background: radial-gradient(circle at 30% 30%, rgba(124,58,237,.18), transparent 60%);
      pointer-events:none;
    }
    .stat-head{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      position:relative;
      z-index:1;
    }
    .stat-head h2{
      margin:0;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      padding:7px 10px;
      border-radius:999px;
      background: var(--chipBg);
      color: var(--chipText);
      border:1px solid rgba(124,58,237,.14);
      font-weight:800;
      font-size:12px;
      white-space:nowrap;
    }
    .stat-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      position:relative;
      z-index:1;
    }
    .stat-card{
      border-radius: 16px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.75);
      padding:12px 12px;
      transition: transform .2s, box-shadow .2s;
      min-height:92px;
    }
    .stat-card:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 34px rgba(17,24,39,.10);
    }
    .stat-num{
      font-size:22px;
      font-weight:1000;
      letter-spacing:-.7px;
    }
    .stat-label{
      margin-top:8px;
      color:var(--muted);
      font-size:12px;
      line-height:1.55;
    }
    .hero-mini{
      border-radius:18px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.75);
      padding:12px;
      position:relative;
      z-index:1;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .mini-row{
      display:flex;
      gap:10px;
      align-items:flex-start;
    }
    .mini-ico{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(20,21,26,.10);
      background: linear-gradient(180deg, rgba(124,58,237,.12), rgba(6,182,212,.08));
      display:flex;
      align-items:center;
      justify-content:center;
      flex:0 0 auto;
      font-weight:900;
      color:#4c1d95;
    }
    .mini-text strong{
      display:block;
      font-size:13px;
      letter-spacing:-.2px;
    }
    .mini-text span{
      display:block;
      margin-top:4px;
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
    }

    /* Sections */
    main{padding:12px 0 38px}
    section{
      margin-top:18px;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:14px;
      margin-bottom:12px;
    }
    .kicker{
      color: rgba(124,58,237,.92);
      font-weight:900;
      letter-spacing:.2px;
      font-size:12px;
      text-transform:uppercase;
    }
    h2{
      margin:6px 0 0;
      font-size:22px;
      letter-spacing:-.4px;
    }
    .lead{
      color:var(--muted);
      margin:0;
      line-height:1.8;
      font-size:14px;
      max-width:70ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:12px;
    }
    .grid-2{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap:12px;
      align-items:stretch;
    }
    .grid-4{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:10px;
    }
    .card{
      border-radius: var(--radius);
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.76);
      box-shadow: 0 10px 22px rgba(17,24,39,.06);
      overflow:hidden;
    }
    .card-pad{padding:16px}
    .card h3{
      margin:0;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.75;
    }

    .cap-card{
      display:flex;
      gap:12px;
      align-items:flex-start;
    }
    .cap-ico{
      width:42px; height:42px;
      border-radius:16px;
      flex:0 0 auto;
      background:
        radial-gradient(16px 16px at 30% 30%, rgba(255,255,255,.62), transparent 60%),
        linear-gradient(135deg, rgba(124,58,237,.92), rgba(6,182,212,.70));
      color:#fff;
      font-weight:1000;
      display:flex;
      align-items:center;
      justify-content:center;
      box-shadow: 0 16px 34px rgba(124,58,237,.18);
    }
    .cap-card:nth-child(2) .cap-ico{
      background: radial-gradient(16px 16px at 30% 30%, rgba(255,255,255,.62), transparent 60%),
        linear-gradient(135deg, rgba(249,115,22,.92), rgba(34,197,94,.70));
      box-shadow: 0 16px 34px rgba(249,115,22,.18);
    }
    .cap-card:nth-child(3) .cap-ico{
      background: radial-gradient(16px 16px at 30% 30%, rgba(255,255,255,.62), transparent 60%),
        linear-gradient(135deg, rgba(34,197,94,.92), rgba(239,68,68,.70));
      box-shadow: 0 16px 34px rgba(34,197,94,.18);
    }

    .service-tags{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:12px;
    }
    .chip{
      font-size:12px;
      color:var(--muted);
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.62);
      padding:7px 10px;
      border-radius:999px;
      white-space:nowrap;
      transition: transform .18s, border-color .18s, background .18s;
    }
    .chip:hover{
      transform: translateY(-1px);
      background: rgba(124,58,237,.06);
      border-color: rgba(124,58,237,.18);
      color:#2c124e;
    }

    /* Process */
    .steps{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr 1fr;
      gap:12px;
    }
    .step{
      position:relative;
      padding:16px;
    }
    .step .num{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.72);
      display:flex;
      align-items:center;
      justify-content:center;
      font-weight:1000;
      color:#4c1d95;
      box-shadow: 0 12px 20px rgba(124,58,237,.12);
    }
    .step h3{margin-top:10px}
    .step p{margin-top:8px}
    .step::after{
      content:"";
      position:absolute;
      inset:auto 14px -8px auto;
      width:16px; height:16px;
      border-radius:6px;
      background: linear-gradient(135deg, rgba(124,58,237,.22), rgba(6,182,212,.18));
      transform: rotate(20deg);
      opacity:.8;
    }

    /* Comparison */
    .compare-wrap{
      border-radius: 22px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .compare-top{
      padding:16px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
      border-bottom:1px solid rgba(20,21,26,.08);
      background:
        radial-gradient(800px 200px at 10% 0%, rgba(124,58,237,.14), transparent 55%),
        radial-gradient(700px 200px at 90% 10%, rgba(6,182,212,.12), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.74));
    }
    .rating{
      display:flex;
      gap:12px;
      align-items:flex-start;
    }
    .star{
      width:54px; height:54px;
      border-radius:20px;
      background: linear-gradient(135deg, rgba(245,158,11,.26), rgba(34,197,94,.16));
      border:1px solid rgba(245,158,11,.22);
      display:flex;
      align-items:center;
      justify-content:center;
      box-shadow: 0 16px 34px rgba(245,158,11,.14);
      font-size:20px;
      font-weight:1000;
    }
    .rating strong{
      display:block;
      font-size:18px;
      letter-spacing:-.3px;
    }
    .rating span{
      display:block;
      color:var(--muted);
      margin-top:6px;
      font-size:13px;
      line-height:1.6;
    }
    .compare-meta{
      text-align:right;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }
    .compare-table{
      width:100%;
      border-collapse:collapse;
      font-size:13px;
    }
    .compare-table th, .compare-table td{
      border-top:1px solid rgba(20,21,26,.08);
      padding:12px 12px;
      vertical-align:top;
      text-align:left;
    }
    .compare-table th{
      background: rgba(124,58,237,.06);
      color:#2c124e;
      font-weight:1000;
      letter-spacing:-.2px;
    }
    .mark{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.78);
      font-weight:900;
      font-size:12px;
      color:var(--text);
      white-space:nowrap;
    }
    .mark.good{
      border-color: rgba(22,163,74,.25);
      background: rgba(22,163,74,.10);
      color:#116b2f;
    }
    .mark.mid{
      border-color: rgba(245,158,11,.25);
      background: rgba(245,158,11,.10);
      color:#7c4a00;
    }
    .mark.low{
      border-color: rgba(239,68,68,.25);
      background: rgba(239,68,68,.10);
      color:#7f1d1d;
    }
    .mobile-table{
      display:none;
      padding:12px 16px 16px;
    }
    .compare-row{
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.75);
      border-radius:18px;
      padding:12px;
      margin-top:10px;
    }
    .compare-row:first-child{margin-top:0}
    .compare-row .row-title{
      font-weight:1000;
      letter-spacing:-.2px;
      margin-bottom:10px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
    }
    .compare-row .badges{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
    }

    /* FAQ */
    .faq-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    details.faq{
      border-radius: 18px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 22px rgba(17,24,39,.06);
      padding:0;
      overflow:hidden;
      transition: transform .18s, box-shadow .18s;
    }
    details.faq[open]{
      box-shadow: 0 18px 40px rgba(17,24,39,.12);
      transform: translateY(-1px);
    }
    details.faq summary{
      cursor:pointer;
      list-style:none;
      padding:14px 14px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      user-select:none;
    }
    details.faq summary::-webkit-details-marker{display:none}
    .faq-q{
      font-weight:1000;
      letter-spacing:-.2px;
      font-size:13px;
      line-height:1.6;
      color:var(--text);
    }
    .faq-ico{
      width:28px; height:28px;
      border-radius:12px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(124,58,237,.08);
      display:flex;
      align-items:center;
      justify-content:center;
      color:#4c1d95;
      flex:0 0 auto;
      margin-top:1px;
    }
    details.faq[open] .faq-ico{
      background: rgba(6,182,212,.10);
      color:#0e7490;
    }
    .faq-a{
      padding:0 14px 14px;
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
    }

    /* Testimonials */
    .quote{
      padding:16px;
      position:relative;
    }
    .quote::before{
      content:"“";
      position:absolute;
      top:-10px;
      left:12px;
      font-size:60px;
      color: rgba(124,58,237,.18);
      font-weight:1000;
      pointer-events:none;
    }
    .quote .who{
      margin-top:12px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      border-top:1px dashed rgba(20,21,26,.12);
      padding-top:12px;
      color:var(--muted);
      font-size:12px;
    }
    .avatar{
      width:40px; height:40px;
      border-radius:16px;
      background:
        radial-gradient(14px 14px at 30% 30%, rgba(255,255,255,.65), transparent 60%),
        linear-gradient(135deg, rgba(124,58,237,.22), rgba(6,182,212,.16));
      border:1px solid rgba(124,58,237,.16);
      flex:0 0 auto;
      display:flex;
      align-items:center;
      justify-content:center;
      font-weight:1000;
      color:#4c1d95;
    }
    .quote strong{
      display:block;
      font-size:14px;
      letter-spacing:-.2px;
      margin-bottom:6px;
      color:var(--text);
    }

    /* Case + articles */
    .case-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:12px;
      align-items:start;
    }
    .case-gallery{
      padding:16px;
    }
    .gallery-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      margin-bottom:12px;
    }
    .gallery-top h3{margin:0; font-size:15px}
    .gallery-hint{
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      margin:0;
    }
    .case-tiles{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:10px;
    }
    .tile{
      border-radius:18px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.75);
      overflow:hidden;
      transition: transform .2s, box-shadow .2s;
      cursor:pointer;
      position:relative;
      min-height:138px;
    }
    .tile:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(17,24,39,.12);
    }
    .tile .tile-bg{
      position:absolute; inset:0;
      background:
        radial-gradient(240px 120px at 20% 20%, rgba(124,58,237,.18), transparent 60%),
        radial-gradient(240px 120px at 90% 30%, rgba(6,182,212,.14), transparent 60%),
        radial-gradient(220px 120px at 40% 90%, rgba(249,115,22,.12), transparent 60%),
        linear-gradient(180deg, rgba(255,255,255,.6), rgba(255,255,255,.35));
    }
    .tile .tile-content{
      position:relative;
      padding:12px;
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .tile .tile-title{
      font-weight:1000;
      letter-spacing:-.2px;
      font-size:13px;
      margin-top:4px;
    }
    .tile .tile-desc{
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
      margin:0;
    }
    .tile .tile-chiprow{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
      margin-top:auto;
    }
    .tiny-chip{
      font-size:11px;
      color:#3b2b66;
      background: rgba(124,58,237,.10);
      border:1px solid rgba(124,58,237,.14);
      padding:6px 8px;
      border-radius:999px;
      white-space:nowrap;
    }

    .article-list{
      padding:16px;
    }
    .article-item{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:10px;
      padding:12px 0;
      border-top:1px solid rgba(20,21,26,.08);
    }
    .article-item:first-child{border-top:none; padding-top:0}
    .article-item:last-child{padding-bottom:0}
    .article-item h4{
      margin:0;
      font-size:13px;
      letter-spacing:-.2px;
      line-height:1.6;
    }
    .article-item p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
    }
    .article-item .open{
      flex:0 0 auto;
      border-radius:14px;
      border:1px solid rgba(20,21,26,.10);
      padding:9px 10px;
      background: rgba(255,255,255,.72);
      font-size:12px;
      color:var(--link);
      font-weight:900;
      transition: transform .18s, background .18s;
    }
    .article-item .open:hover{
      transform: translateY(-1px);
      background: rgba(124,58,237,.06);
    }

    /* Network */
    .timeline{
      border-radius:22px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .timeline::before{
      content:"";
      position:absolute; inset:-140px auto auto -160px;
      width:320px; height:320px;
      background: radial-gradient(circle at 30% 30%, rgba(6,182,212,.16), transparent 60%);
      pointer-events:none;
    }
    .timeline-head{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      position:relative;
      z-index:1;
    }
    .timeline-head h3{margin:0; font-size:15px}
    .timeline-head p{margin:6px 0 0; color:var(--muted); font-size:13px; line-height:1.7}
    .timeline-steps{
      position:relative; z-index:1;
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap:12px;
      margin-top:14px;
    }
    .net-card{
      border-radius:18px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.74);
      padding:14px;
    }
    .net-card strong{
      display:block;
      font-size:13px;
      letter-spacing:-.2px;
    }
    .net-card ul{
      margin:10px 0 0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .net-card li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }
    .net-bullet{
      width:10px; height:10px;
      border-radius:50%;
      margin-top:6px;
      background: conic-gradient(from 180deg, var(--brand1), var(--brand2), var(--brand3), var(--brand4), var(--brand5), var(--brand1));
      flex:0 0 auto;
    }

    /* Form */
    .form-wrap{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:stretch;
    }
    .form-card{
      padding:16px;
    }
    form{
      display:flex;
      flex-direction:column;
      gap:10px;
      margin-top:6px;
    }
    label{
      display:flex;
      flex-direction:column;
      gap:7px;
      font-size:12px;
      font-weight:900;
      color:#2c124e;
      letter-spacing:.1px;
    }
    input, select, textarea{
      border-radius:14px;
      border:1px solid rgba(20,21,26,.12);
      background: rgba(255,255,255,.80);
      padding:12px 12px;
      font-size:14px;
      outline:none;
      transition: box-shadow .18s, border-color .18s;
      color:var(--text);
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(124,58,237,.35);
      box-shadow: 0 0 0 4px var(--focus);
    }
    .form-actions{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:6px;
    }
    .fineprint{
      color:var(--muted2);
      font-size:12px;
      line-height:1.6;
      margin:0;
    }
    .toast{
      position:fixed;
      left:50%;
      transform: translateX(-50%);
      bottom:16px;
      z-index:100;
      background: rgba(17,24,39,.92);
      color:#fff;
      padding:12px 14px;
      border-radius:16px;
      box-shadow: 0 18px 40px rgba(17,24,39,.28);
      display:none;
      align-items:center;
      gap:10px;
      max-width: calc(100% - 24px);
    }
    .toast.show{display:flex; animation: pop .22s ease-out}
    @keyframes pop{
      from{opacity:0; transform: translateX(-50%) translateY(8px)}
      to{opacity:1; transform: translateX(-50%) translateY(0)}
    }

    /* Floating chat */
    .float-chat{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:80;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .chat-btn{
      width:46px; height:46px;
      border-radius:18px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 40px rgba(17,24,39,.14);
      display:flex;
      align-items:center;
      justify-content:center;
      cursor:pointer;
      transition: transform .18s, box-shadow .18s;
    }
    .chat-btn:hover{
      transform: translateY(-2px);
      box-shadow: 0 22px 52px rgba(17,24,39,.18);
    }
    .chat-panel{
      width:260px;
      border-radius:22px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.90);
      box-shadow: 0 20px 50px rgba(17,24,39,.18);
      overflow:hidden;
      display:none;
    }
    .chat-panel.open{display:block; animation: slideUp .22s ease-out}
    @keyframes slideUp{
      from{opacity:0; transform: translateY(10px)}
      to{opacity:1; transform: translateY(0)}
    }
    .chat-top{
      padding:12px 12px 10px;
      border-bottom:1px solid rgba(20,21,26,.08);
      background: linear-gradient(135deg, rgba(124,58,237,.12), rgba(6,182,212,.10));
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:10px;
    }
    .chat-top strong{
      font-size:13px;
      letter-spacing:-.2px;
      line-height:1.3;
    }
    .chat-top span{
      display:block;
      margin-top:6px;
      color:var(--muted);
      font-size:12px;
      line-height:1.5;
    }
    .chat-close{
      border:none;
      background: transparent;
      cursor:pointer;
      border-radius:12px;
      width:34px;
      height:34px;
      display:flex;
      align-items:center;
      justify-content:center;
      color:var(--muted);
      transition: background .18s;
    }
    .chat-close:hover{background: rgba(20,21,26,.06)}
    .chat-body{
      padding:12px;
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    .qr{
      border-radius:18px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.75);
      padding:10px;
      display:flex;
      flex-direction:column;
      gap:8px;
      align-items:center;
    }
    .qr img{
      width:140px;
      height:auto;
      border-radius:14px;
    }
    .qr .qr-caption{
      font-size:12px;
      color:var(--muted);
      line-height:1.6;
      text-align:center;
      margin:0;
    }

    /* Back to top */
    .to-top{
      position:fixed;
      left:14px;
      bottom:14px;
      z-index:75;
      width:46px; height:46px;
      border-radius:18px;
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 40px rgba(17,24,39,.14);
      display:flex;
      align-items:center;
      justify-content:center;
      cursor:pointer;
      opacity:0;
      pointer-events:none;
      transform: translateY(10px);
      transition: opacity .18s, transform .18s, background .18s;
    }
    .to-top.show{
      opacity:1;
      pointer-events:auto;
      transform: translateY(0);
      background: rgba(255,255,255,.95);
    }
    .to-top:hover{
      background:#fff;
    }

    /* Footer */
    footer{
      margin-top:24px;
      padding:18px 0 26px;
      background: linear-gradient(180deg, rgba(255,255,255,.0), rgba(255,255,255,.55));
      border-top:1px solid rgba(20,21,26,.08);
    }
    .footer-wrap{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
    }
    .footer-left{
      max-width:560px;
    }
    .footer-left .footer-brand{
      display:flex; align-items:center; gap:12px;
      margin-bottom:10px;
    }
    .footer-left p{
      margin:0;
      color:var(--muted);
      line-height:1.8;
      font-size:13px;
    }
    .footer-right{
      min-width:260px;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .footer-links{
      display:flex; flex-wrap:wrap; gap:10px;
      justify-content:flex-end;
    }
    .footer-links a{
      font-size:12px;
      color:var(--muted);
      border:1px solid rgba(20,21,26,.10);
      background: rgba(255,255,255,.66);
      padding:8px 10px;
      border-radius:999px;
      transition: transform .18s, border-color .18s, background .18s, color .18s;
      white-space:nowrap;
    }
    .footer-links a:hover{
      transform: translateY(-1px);
      border-color: rgba(124,58,237,.18);
      background: rgba(124,58,237,.06);
      color:#2c124e;
    }
    .copyright{
      margin-top:12px;
      color:var(--muted2);
      font-size:12px;
      line-height:1.6;
      text-align:right;
    }

    /* Reveal */
    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .5s ease, transform .5s ease;
    }
    .reveal.show{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr 1fr}
      .grid-3{grid-template-columns: 1fr}
      .grid-2{grid-template-columns: 1fr}
      .faq-grid{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: 1fr}
      .case-tiles{grid-template-columns: repeat(2,1fr)}
      .timeline-steps{grid-template-columns: 1fr}
      .form-wrap{grid-template-columns: 1fr}
      .mobile-toggle{display:inline-flex}
      .nav-links{display:none}
      .nav-cta .btn{display:none}
      .mobile-panel{display:block}
      .mobile-panel{padding-left:0; padding-right:0}
    }

    @media (max-width: 760px){
      h1{font-size:28px}
      .hero-left{padding:18px 14px}
      .hero-right{padding:14px}
      .stat-grid{grid-template-columns: 1fr 1fr}
      .case-tiles{grid-template-columns: 1fr}
      .compare-table{display:none}
      .mobile-table{display:block}
      .footer-right{align-items:flex-start}
      .copyright{text-align:left}
    }