:root{
      --bg: #0b1220;
      --page: #0f172a;
      --paper: rgba(255,255,255,.06);
      --paper2: rgba(255,255,255,.09);
      --stroke: rgba(255,255,255,.12);
      --text: rgba(255,255,255,.92);
      --muted: rgba(255,255,255,.72);
      --muted2: rgba(255,255,255,.60);
      --brand: #7c3aed;
      --brand2: #22c55e;
      --brand3: #06b6d4;
      --warn: #f59e0b;
      --danger: #fb7185;
      --shadow: 0 18px 60px rgba(0,0,0,.35);
      --shadow2: 0 10px 30px rgba(0,0,0,.28);
      --radius-lg: 18px;
      --radius-md: 14px;
      --radius-sm: 12px;
      --container: 1160px;
      --ring: 0 0 0 4px rgba(124,58,237,.24);
      --ring2: 0 0 0 4px rgba(6,182,212,.22);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      color: var(--text);
      background:
        radial-gradient(900px 420px at 18% -10%, rgba(124,58,237,.38), transparent 55%),
        radial-gradient(720px 360px at 80% 8%, rgba(6,182,212,.28), transparent 55%),
        radial-gradient(640px 360px at 55% 60%, rgba(34,197,94,.17), transparent 52%),
        linear-gradient(180deg, #071022 0%, #0a1430 50%, #071022 100%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 18px;
    }
    .skip-link{
      position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip-link:focus{
      left: 18px; top: 14px; width:auto; height:auto; z-index:9999;
      background:#0b1220; color:#fff; padding:10px 12px; border-radius:10px; border:1px solid rgba(255,255,255,.2);
    }

    header{
      position: sticky;
      top:0;
      z-index: 60;
      backdrop-filter: blur(10px);
      background: rgba(8,14,28,.55);
      border-bottom: 1px solid rgba(255,255,255,.08);
    }
    .nav-wrap{
      display:flex;
      align-items:center;
      justify-content: space-between;
      gap: 14px;
      padding: 12px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap: 10px;
      min-width: 240px;
    }
    .ai-page-logo{
      width: 134px;
      height:auto;
      filter: drop-shadow(0 10px 20px rgba(0,0,0,.35));
    }
    .brand .brand-meta{
      display:flex;
      flex-direction:column;
      line-height:1.2;
    }
    .brand-name{
      font-weight: 800;
      letter-spacing:.2px;
      font-size: 14px;
      color: rgba(255,255,255,.94);
      white-space:nowrap;
    }
    .brand-sub{
      font-size: 12px;
      color: var(--muted2);
      white-space:nowrap;
    }

    nav .nav-links{
      display:flex;
      flex-wrap: wrap;
      gap: 10px 14px;
      justify-content: flex-end;
      align-items:center;
    }
    nav a.nav-link{
      font-size: 13px;
      color: rgba(255,255,255,.78);
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid transparent;
      transition: transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
      position:relative;
      white-space:nowrap;
    }
    nav a.nav-link:hover{
      transform: translateY(-1px);
      background: rgba(255,255,255,.06);
      border-color: rgba(255,255,255,.14);
      color: rgba(255,255,255,.92);
    }
    nav a.nav-link.active{
      background: rgba(124,58,237,.16);
      border-color: rgba(124,58,237,.35);
      color: rgba(255,255,255,.95);
    }
    .nav-cta{
      display:flex;
      align-items:center;
      gap: 10px;
      justify-content:flex-end;
      min-width: 210px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap: 10px;
      padding: 11px 14px;
      border-radius: 12px;
      border: 1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.06);
      color: rgba(255,255,255,.92);
      font-weight: 700;
      font-size: 13px;
      line-height:1;
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
      user-select:none;
      cursor:pointer;
      white-space:nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      background: rgba(255,255,255,.085);
      border-color: rgba(255,255,255,.18);
      box-shadow: 0 14px 40px rgba(0,0,0,.25);
    }
    .btn:active{transform: translateY(0px)}
    .btn:focus{outline:none; box-shadow: var(--ring)}
    .btn-primary{
      border-color: rgba(124,58,237,.55);
      background: linear-gradient(135deg, rgba(124,58,237,.95), rgba(6,182,212,.70));
      box-shadow: 0 18px 60px rgba(124,58,237,.24);
    }
    .btn-primary:hover{
      box-shadow: 0 24px 70px rgba(124,58,237,.28);
      background: linear-gradient(135deg, rgba(124,58,237,1), rgba(6,182,212,.82));
    }
    .btn-ghost{
      background: rgba(255,255,255,.04);
    }
    .btn-small{
      padding: 9px 12px;
      border-radius: 11px;
      font-size: 12.5px;
    }

    .menu-btn{
      display:none;
      width: 44px; height: 44px;
      border-radius: 12px;
      border: 1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.06);
      align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
    }
    .menu-btn:hover{transform: translateY(-1px); background: rgba(255,255,255,.085)}
    .menu-btn:focus{outline:none; box-shadow: var(--ring2)}
    .hamburger{
      width: 18px; height: 12px; position:relative;
    }
    .hamburger span{
      position:absolute; left:0; right:0;
      height:2px; border-radius:2px;
      background: rgba(255,255,255,.86);
      transition: transform .22s ease, top .22s ease, opacity .22s ease;
    }
    .hamburger span:nth-child(1){top:0}
    .hamburger span:nth-child(2){top:5px}
    .hamburger span:nth-child(3){top:10px}
    .menu-btn[aria-expanded="true"] .hamburger span:nth-child(1){top:5px; transform: rotate(45deg)}
    .menu-btn[aria-expanded="true"] .hamburger span:nth-child(2){opacity:0}
    .menu-btn[aria-expanded="true"] .hamburger span:nth-child(3){top:5px; transform: rotate(-45deg)}

    .mobile-panel{
      display:none;
      border-top: 1px solid rgba(255,255,255,.08);
      padding: 10px 0 14px;
    }
    .mobile-panel .mobile-links{
      display:flex;
      flex-direction:column;
      gap: 8px;
      padding: 0 0;
    }
    .mobile-panel a{
      padding: 12px 12px;
      border-radius: 12px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.05);
      color: rgba(255,255,255,.9);
      font-weight: 650;
      font-size: 13.5px;
    }
    .mobile-ctas{
      display:flex;
      gap: 10px;
      margin-top: 12px;
      flex-wrap:wrap;
    }

    .hero{
      padding: 28px 0 10px;
      position:relative;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 18px;
      align-items: stretch;
    }
    .hero-card{
      border-radius: var(--radius-lg);
      background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      border: 1px solid rgba(255,255,255,.10);
      box-shadow: var(--shadow);
      padding: 22px;
      position:relative;
      overflow:hidden;
      min-height: 320px;
    }
    .hero-card:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(600px 240px at 20% 0%, rgba(124,58,237,.35), transparent 55%),
        radial-gradient(420px 200px at 85% 20%, rgba(6,182,212,.24), transparent 55%),
        radial-gradient(560px 260px at 60% 90%, rgba(34,197,94,.16), transparent 55%);
      pointer-events:none;
      filter:saturate(1.1);
      opacity:.9;
    }
    .hero-inner{
      position:relative;
      z-index:1;
      display:flex;
      flex-direction:column;
      gap: 14px;
      height:100%;
    }
    .pill-row{
      display:flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items:center;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap: 10px;
      padding: 9px 12px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.05);
      color: rgba(255,255,255,.86);
      font-weight: 650;
      font-size: 12.5px;
      white-space:nowrap;
    }
    .dot{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, rgba(124,58,237,1), rgba(6,182,212,1));
      box-shadow: 0 0 0 4px rgba(124,58,237,.18);
    }
    h1{
      margin:0;
      font-size: 34px;
      letter-spacing: -0.5px;
      line-height:1.12;
    }
    .hero-sub{
      margin:0;
      color: var(--muted);
      font-size: 14.5px;
      line-height:1.7;
      max-width: 62ch;
    }
    .hero-actions{
      display:flex;
      gap: 12px;
      flex-wrap: wrap;
      align-items:center;
      margin-top: 6px;
    }
    .hero-inline{
      display:flex;
      gap: 12px;
      flex-wrap:wrap;
      align-items:center;
      margin-top:auto;
      padding-top: 10px;
    }
    .inline-metrics{
      display:flex; gap: 10px; flex-wrap:wrap;
    }
    .mini-metric{
      padding: 10px 12px;
      border-radius: 14px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.04);
      min-width: 132px;
    }
    .mini-metric .k{
      font-weight: 850;
      letter-spacing: -.2px;
      font-size: 16px;
    }
    .mini-metric .v{
      color: var(--muted2);
      font-size: 12.5px;
      margin-top: 3px;
      line-height:1.2;
    }

    .hero-side{
      display:flex;
      flex-direction:column;
      gap: 14px;
    }
    .side-panel{
      border-radius: var(--radius-lg);
      background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      border: 1px solid rgba(255,255,255,.10);
      box-shadow: var(--shadow2);
      padding: 16px;
      overflow:hidden;
      position:relative;
      min-height: 150px;
    }
    .side-panel:after{
      content:"";
      position:absolute;
      width: 260px; height: 260px;
      right:-140px; top:-150px;
      background: radial-gradient(circle at 30% 30%, rgba(124,58,237,.36), transparent 55%);
      filter:saturate(1.1);
      pointer-events:none;
    }
    .side-title{
      position:relative;
      z-index:1;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom: 10px;
    }
    .side-title h2{
      font-size: 14px;
      margin:0;
      color: rgba(255,255,255,.92);
      letter-spacing:.2px;
    }
    .badge{
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid rgba(124,58,237,.45);
      background: rgba(124,58,237,.14);
      color: rgba(255,255,255,.92);
      font-weight: 800;
      font-size: 12px;
      white-space:nowrap;
    }
    .cap-list{
      position:relative; z-index:1;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
      margin-top: 6px;
    }
    .cap-item{
      border-radius: 14px;
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.04);
      padding: 10px 10px;
      min-height: 70px;
      display:flex; flex-direction:column; gap: 6px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .cap-item:hover{
      transform: translateY(-2px);
      border-color: rgba(6,182,212,.30);
      background: rgba(255,255,255,.06);
    }
    .cap-item .icon{
      width: 30px; height: 30px;
      border-radius: 10px;
      display:grid; place-items:center;
      background: rgba(6,182,212,.14);
      border: 1px solid rgba(6,182,212,.28);
      box-shadow: 0 14px 36px rgba(6,182,212,.12);
    }
    .cap-item .label{
      font-weight: 800;
      font-size: 12.5px;
      letter-spacing:.1px;
    }
    .cap-item .desc{
      color: var(--muted2);
      font-size: 12px;
      line-height:1.3;
    }

    .section{
      padding: 24px 0;
    }
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap: 14px;
      margin-bottom: 14px;
    }
    .section-title{
      margin:0;
      font-size: 20px;
      letter-spacing:-.25px;
    }
    .section-lead{
      margin:0;
      color: var(--muted);
      font-size: 13.8px;
      line-height:1.6;
      max-width: 72ch;
    }
    .kicker{
      display:inline-flex;
      align-items:center;
      gap: 10px;
      font-weight: 850;
      font-size: 12.5px;
      color: rgba(255,255,255,.92);
      padding: 8px 11px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.04);
      margin-bottom: 8px;
    }
    .kicker i{
      width: 10px; height: 10px; border-radius:50%;
      background: linear-gradient(135deg, rgba(34,197,94,1), rgba(6,182,212,1));
      box-shadow: 0 0 0 4px rgba(34,197,94,.18);
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }
    .grid-4{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
    }
    .card{
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.04);
      padding: 16px;
      box-shadow: 0 12px 40px rgba(0,0,0,.18);
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      border-color: rgba(124,58,237,.26);
      background: rgba(255,255,255,.055);
    }
    .card h3{
      margin: 10px 0 8px;
      font-size: 15px;
      letter-spacing:-.1px;
    }
    .card p{
      margin:0;
      color: var(--muted);
      font-size: 13px;
      line-height:1.7;
    }
    .card .tag-row{
      display:flex; flex-wrap:wrap; gap: 8px;
      margin-top: 12px;
    }
    .tag{
      font-size: 12px;
      color: rgba(255,255,255,.86);
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      white-space:nowrap;
    }
    .tag.neon{
      border-color: rgba(124,58,237,.38);
      background: rgba(124,58,237,.12);
    }
    .tag.cyan{
      border-color: rgba(6,182,212,.32);
      background: rgba(6,182,212,.10);
    }
    .tag.green{
      border-color: rgba(34,197,94,.28);
      background: rgba(34,197,94,.10);
    }

    .metrics-row{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
      margin-top: 14px;
    }
    .metric-card{
      padding: 15px;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.035));
      box-shadow: 0 12px 36px rgba(0,0,0,.16);
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, border-color .18s ease;
      min-height: 110px;
    }
    .metric-card:hover{transform: translateY(-2px); border-color: rgba(6,182,212,.26)}
    .metric-card:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(320px 130px at 15% 10%, rgba(124,58,237,.25), transparent 60%),
        radial-gradient(260px 120px at 85% 30%, rgba(6,182,212,.18), transparent 65%);
      opacity:.85;
      pointer-events:none;
    }
    .metric-inner{position:relative; z-index:1}
    .metric-top{
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
    }
    .metric-ico{
      width: 38px; height: 38px; border-radius: 14px;
      display:grid; place-items:center;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.04);
    }
    .metric-ico svg{opacity:.95}
    .metric-k{
      font-weight: 900;
      font-size: 22px;
      letter-spacing:-.35px;
      margin-top: 10px;
    }
    .metric-v{
      color: var(--muted2);
      font-size: 12.8px;
      margin-top: 6px;
      line-height:1.5;
    }
    .metric-note{
      color: rgba(255,255,255,.78);
      font-size: 12px;
      margin-top: 10px;
      border-top: 1px dashed rgba(255,255,255,.12);
      padding-top: 10px;
    }

    .timeline{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 12px;
      align-items:start;
    }
    .steps{
      display:flex; flex-direction:column; gap: 10px;
    }
    .step{
      display:flex; gap: 12px; align-items:flex-start;
      padding: 14px;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.04);
      transition: transform .18s ease, border-color .18s ease;
    }
    .step:hover{transform: translateY(-2px); border-color: rgba(124,58,237,.25)}
    .step .num{
      width: 38px; height: 38px;
      border-radius: 14px;
      display:grid; place-items:center;
      font-weight: 900;
      background: rgba(124,58,237,.16);
      border: 1px solid rgba(124,58,237,.35);
      box-shadow: 0 14px 40px rgba(124,58,237,.12);
      flex: 0 0 auto;
    }
    .step h3{margin:0; font-size: 14.5px}
    .step p{margin: 6px 0 0; color: var(--muted); font-size: 13px; line-height:1.65}

    .workflow-side{
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      padding: 16px;
      overflow:hidden;
      position:relative;
      box-shadow: 0 12px 46px rgba(0,0,0,.18);
    }
    .workflow-side:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(460px 220px at 20% 0%, rgba(6,182,212,.26), transparent 55%),
        radial-gradient(360px 190px at 80% 30%, rgba(124,58,237,.22), transparent 58%);
      opacity:.9; pointer-events:none;
    }
    .workflow-side-inner{position:relative; z-index:1}
    .list-plain{
      list-style:none; padding:0; margin: 12px 0 0;
      display:flex; flex-direction:column; gap: 10px;
    }
    .list-plain li{
      display:flex; gap: 10px; align-items:flex-start;
      padding: 10px 11px;
      border-radius: 14px;
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.035);
    }
    .check{
      width: 22px; height: 22px;
      border-radius: 8px;
      border: 1px solid rgba(34,197,94,.35);
      background: rgba(34,197,94,.12);
      display:grid; place-items:center;
      flex: 0 0 auto;
      margin-top: 2px;
    }
    .list-plain .t{
      font-weight: 800;
      font-size: 13px;
    }
    .list-plain .d{
      color: var(--muted);
      font-size: 12.7px;
      line-height:1.55;
      margin-top: 3px;
    }

    .table-wrap{
      overflow:auto;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
    }
    table{
      width: 100%;
      border-collapse: separate;
      border-spacing: 0;
      min-width: 820px;
    }
    th, td{
      padding: 14px 12px;
      border-bottom: 1px solid rgba(255,255,255,.08);
      vertical-align: top;
      text-align:left;
    }
    th{
      position:sticky; top:0;
      background: rgba(12,18,38,.78);
      backdrop-filter: blur(8px);
      z-index: 1;
      font-size: 13px;
      color: rgba(255,255,255,.86);
      letter-spacing:.2px;
    }
    td{
      color: rgba(255,255,255,.86);
      font-size: 13px;
      line-height:1.55;
    }
    .col-strong{
      font-weight: 900;
      letter-spacing:-.1px;
      white-space:nowrap;
    }
    .cell-ok{
      color: rgba(255,255,255,.92);
      font-weight: 850;
    }
    .cell-mid{
      color: rgba(255,255,255,.76);
      font-weight: 800;
    }
    .cell-no{
      color: rgba(255,255,255,.66);
      font-weight: 800;
    }
    .stars{
      display:flex; gap: 6px; align-items:center;
      flex-wrap:wrap;
    }
    .star{
      width: 14px; height: 14px;
      display:inline-block;
      background: linear-gradient(135deg, rgba(245,158,11,1), rgba(251,113,133,1));
      clip-path: polygon(50% 0%, 63% 26%, 91% 34%, 70% 52%, 76% 82%, 50% 67%, 24% 82%, 30% 52%, 9% 34%, 37% 26%);
      filter: drop-shadow(0 6px 18px rgba(245,158,11,.18));
    }

    .card-2col{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .form-card{
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.03));
      padding: 16px;
      box-shadow: 0 14px 50px rgba(0,0,0,.2);
      position:relative;
      overflow:hidden;
    }
    .form-card:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(420px 180px at 20% 0%, rgba(124,58,237,.25), transparent 60%),
        radial-gradient(420px 180px at 90% 20%, rgba(6,182,212,.18), transparent 62%);
      pointer-events:none;
      opacity:.9;
    }
    .form-inner{position:relative; z-index:1}
    .form-title{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px;
      margin-bottom: 10px;
    }
    .form-title h2{
      margin:0;
      font-size: 16px;
      letter-spacing:-.2px;
    }
    .hint{
      color: var(--muted2);
      font-size: 12.5px;
      line-height:1.5;
      margin: 6px 0 0;
    }
    form{
      display:flex; flex-direction:column; gap: 10px;
      margin-top: 10px;
    }
    .field-row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }
    label{
      font-size: 12.8px;
      color: rgba(255,255,255,.86);
      font-weight: 750;
      display:block;
      margin-bottom: 7px;
    }
    input, select, textarea{
      width:100%;
      border-radius: 12px;
      border: 1px solid rgba(255,255,255,.14);
      background: rgba(7,12,26,.35);
      color: rgba(255,255,255,.92);
      padding: 11px 12px;
      font-size: 14px;
      outline:none;
      transition: box-shadow .18s ease, border-color .18s ease, background .18s ease;
    }
    textarea{min-height: 104px; resize: vertical}
    input::placeholder, textarea::placeholder{color: rgba(255,255,255,.55)}
    input:focus, select:focus, textarea:focus{
      box-shadow: var(--ring2);
      border-color: rgba(6,182,212,.35);
      background: rgba(7,12,26,.55);
    }
    .form-actions{
      display:flex; gap: 10px; flex-wrap:wrap; align-items:center;
      margin-top: 2px;
    }
    .fineprint{
      color: rgba(255,255,255,.60);
      font-size: 12px;
      line-height:1.55;
      margin: 0;
    }

    .faq-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items:start;
    }
    details.faq{
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      padding: 12px 14px;
      overflow:hidden;
      transition: border-color .18s ease, background .18s ease, transform .18s ease;
    }
    details.faq[open]{border-color: rgba(124,58,237,.28); background: rgba(255,255,255,.05)}
    details.faq summary{
      cursor:pointer;
      list-style:none;
      display:flex; align-items:center; justify-content:space-between; gap: 12px;
      font-weight: 850;
      letter-spacing:-.1px;
      color: rgba(255,255,255,.92);
      padding: 2px 0;
      outline:none;
    }
    details.faq summary::-webkit-details-marker{display:none}
    .faq-q{
      font-size: 13.8px;
      line-height:1.45;
    }
    .chev{
      width: 28px; height: 28px;
      border-radius: 12px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      display:grid; place-items:center;
      flex: 0 0 auto;
      transition: transform .2s ease;
    }
    details.faq[open] .chev{transform: rotate(180deg)}
    .faq-a{
      margin-top: 10px;
      color: var(--muted);
      font-size: 13.1px;
      line-height:1.75;
    }

    .comments-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }
    .comment{
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      padding: 16px;
      box-shadow: 0 12px 44px rgba(0,0,0,.16);
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, border-color .18s ease;
    }
    .comment:hover{transform: translateY(-2px); border-color: rgba(6,182,212,.26)}
    .quote{
      width: 40px; height: 40px;
      border-radius: 16px;
      display:grid; place-items:center;
      background: rgba(6,182,212,.14);
      border: 1px solid rgba(6,182,212,.26);
      margin-bottom: 10px;
    }
    .comment .ct{
      color: var(--muted);
      font-size: 13.3px;
      line-height:1.75;
      margin: 0 0 14px;
    }
    .comment .who{
      display:flex; align-items:center; justify-content:space-between; gap: 12px;
      border-top: 1px dashed rgba(255,255,255,.12);
      padding-top: 12px;
    }
    .avatar{
      width: 40px; height: 40px;
      border-radius: 16px;
      background: rgba(124,58,237,.16);
      border: 1px solid rgba(124,58,237,.26);
      display:grid; place-items:center;
      font-weight: 900;
      color: rgba(255,255,255,.92);
      letter-spacing:-.2px;
      flex: 0 0 auto;
    }
    .who .role{
      color: rgba(255,255,255,.86);
      font-weight: 850;
      font-size: 13px;
      margin:0;
    }
    .who .name{
      color: var(--muted2);
      font-size: 12.5px;
      margin: 4px 0 0;
      line-height:1.2;
    }
    .rating{
      display:flex; align-items:center; gap: 7px;
      color: rgba(255,255,255,.86);
      font-weight: 900;
      font-size: 12.5px;
      white-space:nowrap;
    }

    .cases{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }
    .case{
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      overflow:hidden;
      transition: transform .18s ease, border-color .18s ease;
    }
    .case:hover{transform: translateY(-2px); border-color: rgba(124,58,237,.28)}
    .case .cover{
      border-bottom: 1px solid rgba(255,255,255,.10);
      padding: 14px 14px 10px;
      background:
        radial-gradient(520px 180px at 10% 0%, rgba(124,58,237,.25), transparent 55%),
        radial-gradient(420px 180px at 90% 30%, rgba(6,182,212,.18), transparent 60%),
        rgba(255,255,255,.02);
    }
    .cover .topline{
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
    }
    .case h3{
      margin: 10px 0 6px;
      font-size: 15px;
      letter-spacing:-.1px;
    }
    .case .meta{
      margin: 0;
      color: var(--muted2);
      font-size: 12.8px;
      line-height:1.5;
    }
    .case .body{
      padding: 12px 14px 14px;
      display:flex; flex-direction:column; gap: 10px;
    }
    .case .bul{
      margin:0;
      padding-left: 16px;
      color: var(--muted);
      font-size: 13px;
      line-height:1.6;
    }
    .case .actions{
      display:flex; gap: 10px; flex-wrap:wrap;
      margin-top: 2px;
    }

    .article-grid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 12px;
      align-items:start;
    }
    .article-list{
      display:flex; flex-direction:column; gap: 10px;
    }
    .article{
      padding: 14px;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .article:hover{transform: translateY(-2px); border-color: rgba(6,182,212,.26); background: rgba(255,255,255,.05)}
    .article .row{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px;
    }
    .article h3{
      margin:0;
      font-size: 14.5px;
      letter-spacing:-.1px;
      color: rgba(255,255,255,.94);
    }
    .article .time{
      color: var(--muted2);
      font-size: 12px;
      white-space:nowrap;
      padding-left: 10px;
    }
    .article p{
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height:1.7;
    }

    .tags-cloud{
      display:flex; flex-wrap:wrap; gap: 10px;
      margin-top: 10px;
    }
    .cloud-tag{
      padding: 10px 12px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      color: rgba(255,255,255,.86);
      font-weight: 800;
      font-size: 12.6px;
      transition: transform .18s ease, border-color .18s ease;
      cursor:pointer;
      user-select:none;
    }
    .cloud-tag:hover{transform: translateY(-2px); border-color: rgba(124,58,237,.32)}
    .cloud-tag.active{
      background: rgba(124,58,237,.14);
      border-color: rgba(124,58,237,.42);
      box-shadow: 0 18px 60px rgba(124,58,237,.16);
    }

    .network{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items:start;
    }
    .net-map{
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      padding: 16px;
      position:relative;
      overflow:hidden;
    }
    .net-map:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(680px 240px at 20% 10%, rgba(6,182,212,.22), transparent 60%),
        radial-gradient(520px 240px at 80% 50%, rgba(124,58,237,.18), transparent 62%);
      pointer-events:none;
      opacity:.95;
    }
    .net-inner{position:relative; z-index:1}
    .map-grid{
      display:grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 10px;
      margin-top: 14px;
    }
    .city{
      border-radius: 16px;
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      padding: 12px 10px;
      text-align:center;
      min-height: 64px;
      display:flex;
      flex-direction:column;
      justify-content:center;
      gap: 6px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .city:hover{transform: translateY(-2px); border-color: rgba(6,182,212,.26); background: rgba(255,255,255,.05)}
    .city .n{font-weight: 950; letter-spacing:-.2px; font-size: 13px}
    .city .s{color: var(--muted2); font-size: 12px}

    .footer{
      margin-top: 8px;
      border-top: 1px solid rgba(255,255,255,.10);
      background: rgba(6,10,22,.52);
      padding: 18px 0 22px;
    }
    .footer-inner{
      display:flex; flex-direction:column; gap: 12px;
    }
    .footer-top{
      display:flex; gap: 12px; align-items:flex-start; justify-content:space-between; flex-wrap:wrap;
    }
    .footer-brand{
      display:flex; gap: 12px; align-items:flex-start;
      min-width: 280px;
    }
    .foot-logo{
      width: 96px; height:auto;
      filter: drop-shadow(0 12px 30px rgba(0,0,0,.35));
      border-radius: 14px;
    }
    .foot-text p{
      margin: 6px 0 0;
      color: rgba(255,255,255,.72);
      font-size: 13px;
      line-height:1.7;
    }
    .footer-cols{
      display:grid;
      grid-template-columns: repeat(3, minmax(160px, 1fr));
      gap: 12px;
      width: min(660px, 100%);
    }
    .fcol{
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      padding: 14px;
    }
    .fcol h3{
      margin: 0 0 10px;
      font-size: 13.5px;
      letter-spacing:-.1px;
    }
    .fcol a, .fcol p{
      color: rgba(255,255,255,.78);
      font-size: 13px;
      line-height:1.75;
      margin: 0;
      display:block;
      word-break:break-word;
    }
    .f-links{
      display:flex; flex-direction:column; gap: 8px;
    }
    .footer-bottom{
      display:flex; align-items:center; justify-content:space-between; gap: 12px;
      border-top: 1px dashed rgba(255,255,255,.14);
      padding-top: 12px;
      flex-wrap:wrap;
    }
    .copyright{
      color: rgba(255,255,255,.65);
      font-size: 12.5px;
      line-height:1.6;
    }
    .links-inline{
      display:flex; gap: 12px; flex-wrap:wrap; align-items:center; justify-content:flex-end;
    }
    .links-inline a{
      color: rgba(255,255,255,.76);
      font-weight: 750;
      font-size: 12.8px;
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .links-inline a:hover{transform: translateY(-1px); border-color: rgba(124,58,237,.30); background: rgba(255,255,255,.05)}

    .float-bar{
      position: fixed;
      right: 14px;
      bottom: 14px;
      z-index: 80;
      display:flex;
      flex-direction:column;
      gap: 10px;
      align-items:flex-end;
    }
    .float-btn{
      width: 48px; height: 48px;
      border-radius: 16px;
      border: 1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.07);
      box-shadow: 0 18px 60px rgba(0,0,0,.28);
      display:grid; place-items:center;
      cursor:pointer;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      user-select:none;
    }
    .float-btn:hover{transform: translateY(-2px); border-color: rgba(6,182,212,.30); background: rgba(255,255,255,.10)}
    .float-btn:focus{outline:none; box-shadow: var(--ring2)}
    .float-tip{
      font-size: 12px;
      color: rgba(255,255,255,.78);
      background: rgba(0,0,0,.35);
      border: 1px solid rgba(255,255,255,.14);
      padding: 6px 10px;
      border-radius: 999px;
      backdrop-filter: blur(8px);
      position:absolute;
      right: 58px;
      opacity:0;
      transform: translateX(6px);
      transition: opacity .18s ease, transform .18s ease;
      pointer-events:none;
      white-space:nowrap;
    }
    .float-wrap{position:relative}
    .float-wrap:hover .float-tip{opacity:1; transform: translateX(0)}

    .drawer{
      position: fixed;
      top: 72px;
      left: 0; right: 0;
      z-index: 70;
      display:none;
      justify-content:center;
      pointer-events:none;
    }
    .drawer .drawer-inner{
      width:100%;
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 18px;
    }
    .drawer-panel{
      pointer-events:auto;
      border-radius: var(--radius-lg);
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(8,14,28,.72);
      backdrop-filter: blur(10px);
      box-shadow: 0 20px 70px rgba(0,0,0,.35);
      overflow:hidden;
      transform-origin: top;
      animation: pop .18s ease-out;
    }
    @keyframes pop{
      from{opacity:.0; transform: translateY(-8px) scale(.99)}
      to{opacity:1; transform: translateY(0) scale(1)}
    }
    .drawer-grid{
      padding: 14px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items:start;
    }
    .drawer-grid .group h3{
      margin:0 0 10px;
      font-size: 13.5px;
      letter-spacing:-.1px;
      color: rgba(255,255,255,.92);
    }
    .drawer-grid .group .dlinks{
      display:flex; flex-wrap:wrap; gap: 10px;
    }
    .drawer-grid .group a{
      padding: 9px 10px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.03);
      color: rgba(255,255,255,.86);
      font-weight: 800;
      font-size: 12.6px;
      white-space:nowrap;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .drawer-grid .group a:hover{
      transform: translateY(-1px);
      border-color: rgba(124,58,237,.30);
      background: rgba(255,255,255,.05);
    }

    .reveal{
      opacity: 0;
      transform: translateY(10px);
      transition: opacity .55s ease, transform .55s ease;
    }
    .reveal.in{
      opacity: 1;
      transform: translateY(0);
    }
    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .ai-page-logo{width: 122px}
      h1{font-size: 30px}
      .grid-3{grid-template-columns: 1fr}
      .grid-4{grid-template-columns: 1fr 1fr}
      .metrics-row{grid-template-columns: 1fr 1fr}
      .timeline{grid-template-columns: 1fr}
      .faq-grid{grid-template-columns: 1fr}
      .comments-grid{grid-template-columns: 1fr}
      .cases{grid-template-columns: 1fr}
      .article-grid{grid-template-columns: 1fr}
      .network{grid-template-columns: 1fr}
      .footer-cols{grid-template-columns: 1fr}
      table{min-width: 740px}
    }
    @media (max-width: 860px){
      nav .nav-links{display:none}
      .nav-cta{min-width:auto}
      .menu-btn{display:flex}
      .mobile-panel{display:block}
      header{border-bottom: 1px solid rgba(255,255,255,.10)}
      .drawer{display:none}
    }
    @media (max-width: 520px){
      .brand{min-width:auto}
      .brand-meta{display:none}
      h1{font-size: 26px}
      .hero-card{padding: 18px; min-height: 340px}
      .field-row{grid-template-columns: 1fr}
      .grid-4{grid-template-columns: 1fr}
      .metrics-row{grid-template-columns: 1fr}
      .hero-inline{gap: 10px}
      .mini-metric{min-width: 145px}
    }
    @media (prefers-reduced-motion: reduce){
      .reveal{transition:none}
      .card, .metric-card, .cap-item, .article, .comment, .case, .step, nav a.nav-link, .btn, .float-btn, .cloud-tag{transition:none !important}
      html{scroll-behavior:auto}
    }