:root{
      --bg: #fbfbfe;
      --panel: #ffffff;
      --text: #1f2937;
      --muted: #5b6676;
      --muted2:#7a869a;
      --line: rgba(17,24,39,.10);
      --shadow: 0 10px 30px rgba(17,24,39,.08);
      --shadow2: 0 10px 20px rgba(17,24,39,.10);
      --primary: #2563eb;
      --primary2:#2dd4bf;
      --accent:#ff5a7a;
      --warn:#f59e0b;
      --radius: 16px;
      --radius2: 22px;
      --container: 1120px;
      --pad: 18px;
      --focus: 0 0 0 4px rgba(37,99,235,.18);
    }

    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      color:var(--text);
      background: var(--bg);
      line-height:1.6;
      overflow-x:hidden;
    }

    .skip-link{
      position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip-link:focus{
      left:16px; top:16px; width:auto; height:auto; padding:10px 12px; background:#fff; border:1px solid var(--line); border-radius:10px; z-index:10000;
      outline:none;
      box-shadow: var(--shadow2);
    }

    .container{
      width:100%;
      max-width: var(--container);
      margin:0 auto;
      padding:0 var(--pad);
    }

    .bg-ambient{
      position:fixed; inset:0; z-index:-1; pointer-events:none;
      background:
        radial-gradient(900px 600px at 20% -10%, rgba(45,212,191,.18), transparent 55%),
        radial-gradient(700px 520px at 85% 0%, rgba(37,99,235,.16), transparent 55%),
        radial-gradient(680px 520px at 50% 40%, rgba(255,90,122,.10), transparent 55%),
        linear-gradient(180deg, #fbfbfe, #f7f8ff 45%, #fbfbfe);
    }

    .site-header{
      position:sticky; top:0; z-index:50;
      background: rgba(251,251,254,.72);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(17,24,39,.08);
    }
    .nav-container{
      display:flex; align-items:center; justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }

    .brand{
      display:flex; align-items:center; gap:12px; min-width:260px;
    }
    .brand-link{ display:flex; align-items:center; }
    .ai-page-logo{
      display:block;
      width:40px; height:auto;
      border-radius:12px;
      background: rgba(37,99,235,.06);
      padding:6px;
      box-shadow: inset 0 0 0 1px rgba(37,99,235,.12);
    }
    .brand-text{ display:flex; flex-direction:column; gap:2px; }
    .brand-name{ font-weight:800; letter-spacing:.2px; }
    .brand-sub{ font-size:12px; color:var(--muted); }

    .nav-desktop{
      display:flex; align-items:center; gap:18px;
      padding:0 10px;
      flex:1;
      justify-content:center;
    }
    .nav-item{
      text-decoration:none;
      color:var(--muted);
      font-weight:650;
      font-size:14px;
      padding:10px 10px;
      border-radius:12px;
      transition: background .2s ease, color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav-item:hover{
      background: rgba(37,99,235,.08);
      color:#1f2a44;
      transform: translateY(-1px);
    }

    .nav-actions{ display:flex; align-items:center; gap:10px; justify-content:flex-end; min-width:190px; }
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      text-decoration:none;
      border-radius:999px;
      border:1px solid transparent;
      padding:10px 16px;
      font-weight:750;
      font-size:14px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{ outline:none; box-shadow: var(--focus); }
    .btn:active{ transform: translateY(1px); }

    .btn-primary{
      background: linear-gradient(135deg, #2563eb 0%, #2dd4bf 120%);
      color:#fff;
      box-shadow: 0 10px 22px rgba(37,99,235,.20);
    }
    .btn-primary:hover{ box-shadow: 0 14px 28px rgba(37,99,235,.26); transform: translateY(-1px); }
    .btn-soft{
      background: rgba(37,99,235,.06);
      border-color: rgba(37,99,235,.18);
      color:#1f2a44;
    }
    .btn-soft:hover{ background: rgba(37,99,235,.10); border-color: rgba(37,99,235,.26); transform: translateY(-1px); }

    .btn-lg{ padding:12px 18px; font-size:15px; }
    .btn-block{ width:100%; }

    .icon-btn{
      width:42px; height:42px;
      border-radius:12px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.75);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
    }
    .icon-btn:hover{ transform: translateY(-1px); box-shadow: 0 12px 22px rgba(17,24,39,.10); background: rgba(255,255,255,.92); }
    .icon-btn:focus{ outline:none; box-shadow: var(--focus); }

    .icon-bars{
      width:18px; height:12px; position:relative; display:block;
    }
    .icon-bars::before,.icon-bars::after,.icon-bars{
      background:transparent;
    }
    .icon-bars::before, .icon-bars::after{
      content:"";
      position:absolute; left:0; right:0;
      height:2px; border-radius:99px;
      background:#111827;
      opacity:.9;
    }
    .icon-bars::before{ top:0; }
    .icon-bars::after{ bottom:0; }
    .icon-bars{
      background: linear-gradient(#111827,#111827);
      height:2px;
      border-radius:99px;
      top:0;
    }

    .mobile-menu-wrap{
      border-top:1px solid rgba(17,24,39,.08);
      background: rgba(251,251,254,.95);
      padding:12px 0 16px;
    }
    .mobile-menu{
      display:grid; grid-template-columns:1fr 1fr; gap:10px;
    }
    .mobile-item{
      text-decoration:none;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.75);
      color: #1f2a44;
      font-weight:700;
      padding:12px 12px;
      border-radius:14px;
    }
    .mobile-item:focus{ outline:none; box-shadow: var(--focus); }
    .mobile-menu-actions{ display:flex; gap:10px; margin-top:14px; }

    .hero{
      position:relative;
      padding:30px 0 34px;
      overflow:hidden;
    }
    .hero-inner{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:18px;
      align-items:start;
      padding-top:10px;
    }

    .hero-left{
      padding:18px 0 8px;
    }
    .eyebrow{
      display:inline-flex; align-items:center; gap:10px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(37,99,235,.18);
      background: rgba(255,255,255,.65);
      color:#163a7a;
      font-weight:800;
      letter-spacing:.1px;
    }
    .pulse-dot{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, #2563eb, #2dd4bf);
      box-shadow: 0 0 0 0 rgba(45,212,191,.35);
      animation:pulse 1.8s ease-out infinite;
    }
    @keyframes pulse{
      0%{ box-shadow:0 0 0 0 rgba(45,212,191,.35); transform: scale(1); }
      70%{ box-shadow:0 0 0 12px rgba(45,212,191,0); transform: scale(1.05); }
      100%{ box-shadow:0 0 0 0 rgba(45,212,191,0); transform: scale(1); }
    }

    h1{
      font-size: clamp(26px, 3.2vw, 42px);
      line-height:1.15;
      margin:14px 0 10px;
      letter-spacing:-.4px;
    }
    .hero-lead{
      margin:0 0 16px;
      color:var(--muted);
      font-size:16px;
      max-width: 56ch;
    }
    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:12px;
    }
    .hero-badges{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:18px;
    }
    .badge{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:16px;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(17,24,39,.08);
      box-shadow: 0 10px 20px rgba(17,24,39,.05);
      font-weight:750;
      color:#1f2a44;
    }
    .badge-icon{ width:22px; height:22px; display:inline-flex; align-items:center; justify-content:center; border-radius:10px; background: rgba(37,99,235,.08); }

    .hero-right{ padding:10px 0 6px; }
    .hero-panels{
      display:grid; gap:12px;
    }
    .card{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(17,24,39,.08);
      border-radius: var(--radius);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
    }
    .soft-card{
      background: linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.70));
    }
    .panel{ padding:16px; }
    .panel-accent{
      background:
        radial-gradient(1200px 320px at -10% 0%, rgba(45,212,191,.18), transparent 55%),
        radial-gradient(900px 280px at 90% 10%, rgba(37,99,235,.16), transparent 45%),
        rgba(255,255,255,.82);
      border-color: rgba(37,99,235,.14);
    }

    .panel-title{ font-weight:900; letter-spacing:.2px; margin-bottom:10px; }
    .panel-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-bottom:10px;
    }
    .mini-chip{
      padding:10px 10px;
      border-radius:14px;
      background: rgba(255,255,255,.70);
      border:1px solid rgba(17,24,39,.08);
      font-weight:800;
      color:#1f2a44;
      font-size:13px;
    }
    .panel-hint{ color:var(--muted); font-size:13px; font-weight:650; }

    .accent-top{ display:flex; align-items:center; gap:10px; margin-bottom:10px; }
    .accent-mark{
      width:14px; height:14px; border-radius:6px;
      background: linear-gradient(135deg, #ff5a7a, #2563eb);
      box-shadow: 0 10px 20px rgba(255,90,122,.20);
    }
    .accent-title{ font-weight:950; }
    .tick-list{
      list-style:none; padding:0; margin:10px 0 12px;
      display:flex; flex-direction:column; gap:10px;
      color:#243047;
      font-weight:700;
      font-size:14px;
    }
    .tick-list li{ display:flex; gap:10px; align-items:flex-start; }
    .tick-list li span:first-child{
      width:18px; height:18px; display:inline-flex; align-items:center; justify-content:center;
      border-radius:9px;
      background: rgba(45,212,191,.14);
      color:#0f766e;
      font-weight:900;
      flex:0 0 auto;
      margin-top:1px;
    }
    .link-cta{
      text-decoration:none;
      color:#1246a8;
      font-weight:850;
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 0;
    }
    .link-cta:hover{ text-decoration:underline; }

    .hero-metrics{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:10px;
      margin-top:12px;
    }
    .metric{
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.70);
    }
    .metric-num{ font-weight:950; letter-spacing:.2px; }
    .metric-desc{ font-size:12.5px; color:var(--muted); margin-top:4px; font-weight:650; }

    .hero-wave{
      position:absolute; left:0; right:0; bottom:-26px; height:80px; z-index:-1;
      background:
        radial-gradient(700px 70px at 10% 0%, rgba(45,212,191,.22), transparent 60%),
        radial-gradient(700px 70px at 90% 0%, rgba(37,99,235,.18), transparent 60%),
        linear-gradient(180deg, rgba(251,251,254,0), rgba(251,251,254,1));
    }

    .section{
      padding:56px 0;
    }
    .section.alt{
      background: linear-gradient(180deg, rgba(37,99,235,.04), rgba(45,212,191,.04));
      border-top:1px solid rgba(17,24,39,.05);
      border-bottom:1px solid rgba(17,24,39,.05);
    }
    .section-head{ margin-bottom:22px; }
    .kicker{
      display:inline-flex; align-items:center; gap:10px;
      font-weight:950; color:#0f2f73;
      letter-spacing:.2px;
      padding:8px 12px;
      border-radius:999px;
      background: rgba(37,99,235,.08);
      border:1px solid rgba(37,99,235,.16);
      margin-bottom:12px;
    }
    h2{
      font-size: clamp(22px, 2.5vw, 32px);
      margin:0 0 10px;
      line-height:1.22;
      letter-spacing:-.3px;
    }
    .section-sub{
      margin:0;
      color:var(--muted);
      max-width: 72ch;
      font-weight:650;
    }

    .two-col{
      display:grid; grid-template-columns: 1fr 1fr; gap:16px; align-items:start;
    }
    .gap-lg{ gap:18px; }

    h3{ margin:0 0 8px; font-size:18px; letter-spacing:-.2px; }
    p{ margin:0; }

    .feature-list{
      list-style:none; padding:0; margin:14px 0 0;
      display:flex; flex-direction:column; gap:10px;
      color:#243047;
      font-weight:700;
    }
    .feature-list li{ display:flex; gap:10px; }
    .dot{ width:10px; height:10px; border-radius:5px; background: linear-gradient(135deg, #2563eb, #2dd4bf); margin-top:6px; flex:0 0 auto; }
    .stack{ display:flex; flex-direction:column; gap:14px; margin-top:10px; }
    .stack-item{ display:flex; gap:12px; align-items:flex-start; }
    .stack-icon{
      width:40px; height:40px; border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.18);
      flex:0 0 auto;
      box-shadow: 0 12px 24px rgba(37,99,235,.10);
    }
    .stack-title{ font-weight:950; margin-bottom:4px; }
    .stack-desc{ color:var(--muted); font-weight:650; }

    .card-topline{ display:flex; align-items:center; justify-content:space-between; gap:10px; }
    .card-title{ font-weight:950; letter-spacing:.2px; }
    .tag{
      font-weight:900;
      font-size:12px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(255,90,122,.10);
      border:1px solid rgba(255,90,122,.18);
      color:#9f1239;
      white-space:nowrap;
    }

    .card-actions{ display:flex; gap:10px; flex-wrap:wrap; margin-top:16px; }

    .cards-grid{
      display:grid; grid-template-columns: repeat(4, 1fr); gap:14px;
    }
    .cards-grid-3{ grid-template-columns: repeat(3, 1fr); }
    .service-card{ padding:16px; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
    .service-card:hover{ transform: translateY(-3px); box-shadow: 0 20px 50px rgba(17,24,39,.12); border-color: rgba(37,99,235,.22); }
    .service-top{ display:flex; align-items:center; gap:12px; margin-bottom:10px; }
    .service-icon{
      width:44px; height:44px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(45,212,191,.12);
      border:1px solid rgba(45,212,191,.20);
      box-shadow: 0 14px 28px rgba(45,212,191,.14);
      flex:0 0 auto;
      font-size:20px;
    }
    .service-card:nth-child(2) .service-icon{ background: rgba(37,99,235,.12); border-color: rgba(37,99,235,.22); box-shadow: 0 14px 28px rgba(37,99,235,.14); }
    .service-card:nth-child(3) .service-icon{ background: rgba(255,90,122,.10); border-color: rgba(255,90,122,.18); box-shadow: 0 14px 28px rgba(255,90,122,.10); }
    .service-card:nth-child(4) .service-icon{ background: rgba(245,158,11,.12); border-color: rgba(245,158,11,.22); box-shadow: 0 14px 28px rgba(245,158,11,.10); }

    .service-card h3{ font-size:16.5px; margin:0; }
    .service-card p{ color:var(--muted); font-weight:650; }
    .service-meta{ margin-top:12px; color: #334155; font-weight:800; font-size:12.8px; }

    .model-cloud{
      margin-top:18px;
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.65);
      box-shadow: 0 18px 40px rgba(17,24,39,.05);
    }
    .model-cloud-head{ display:flex; align-items:flex-start; justify-content:space-between; gap:14px; flex-wrap:wrap; }
    .model-cloud-head h3{ margin:0; }
    .muted{ color:var(--muted); }
    .pill-wrap{
      margin-top:12px;
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .pill{
      font-weight:900;
      font-size:13px;
      color:#1f2a44;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.70);
    }

    .three-col{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:14px;
    }
    .step-card{ padding:16px; position:relative; overflow:hidden; }
    .step-card::before{
      content:"";
      position:absolute; inset:-1px;
      background: radial-gradient(600px 220px at 10% 0%, rgba(37,99,235,.20), transparent 60%),
                  radial-gradient(600px 220px at 90% 10%, rgba(45,212,191,.16), transparent 55%);
      opacity:.55;
      pointer-events:none;
    }
    .step-card > *{ position:relative; }
    .step-num{
      font-weight:1000;
      color:#0f2f73;
      opacity:.95;
      letter-spacing:.6px;
      margin-bottom:10px;
    }
    .step-title{ font-weight:980; font-size:16px; margin-bottom:6px; }
    .step-desc{ color:var(--muted); font-weight:650; }

    .callout{
      margin-top:16px;
      display:flex; align-items:center; justify-content:space-between; gap:14px; flex-wrap:wrap;
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(17,24,39,.08);
      background:
        radial-gradient(900px 240px at 10% 0%, rgba(255,90,122,.16), transparent 60%),
        radial-gradient(900px 240px at 90% 10%, rgba(37,99,235,.16), transparent 55%),
        rgba(255,255,255,.68);
      box-shadow: 0 18px 40px rgba(17,24,39,.05);
    }
    .callout-title{ font-weight:1000; letter-spacing:-.2px; margin-bottom:6px; }
    .callout-desc{ color:var(--muted); font-weight:650; }
    .callout-right{ display:flex; gap:10px; flex-wrap:wrap; }

    .grid-2x2{ display:grid; grid-template-columns: repeat(2, 1fr); gap:14px; }
    .case-tile{ padding:16px; transition: transform .2s ease, box-shadow .2s ease; }
    .case-tile:hover{ transform: translateY(-3px); box-shadow: 0 20px 50px rgba(17,24,39,.10); }
    .case-tile h3{ font-size:17px; margin-bottom:8px; }
    .case-tile p{ color:var(--muted); font-weight:650; }
    .tile-list{ margin-top:12px; color:#2b3954; font-weight:850; font-size:12.8px; }

    .network-layout{ display:grid; grid-template-columns: .95fr 1.05fr; gap:14px; align-items:stretch; }
    .network-map{ padding:18px; display:flex; flex-direction:column; }
    .map-title{ font-weight:1000; display:flex; align-items:center; gap:10px; margin-bottom:12px; }
    .map-dot{ width:12px; height:12px; border-radius:6px; background: linear-gradient(135deg, #2563eb, #2dd4bf); box-shadow: 0 10px 20px rgba(37,99,235,.20); }
    .map-grid{
      display:grid; grid-template-columns: repeat(4, 1fr); gap:10px;
      margin-top:10px; margin-bottom:14px;
    }
    .map-grid span{
      height:10px; border-radius:10px;
      background: rgba(17,24,39,.08);
    }
    .network-map .map-grid span:nth-child(odd){ background: rgba(37,99,235,.18); }
    .network-map .map-grid span:nth-child(3n){ background: rgba(45,212,191,.16); }

    .map-legend{
      display:grid; grid-template-columns: 1fr 1fr; gap:10px;
      margin-top:auto;
    }
    .legend-item{ display:flex; align-items:center; gap:10px; color:var(--muted); font-weight:750; }
    .legend-sq{ width:12px; height:12px; border-radius:4px; }
    .sq-a{ background: rgba(37,99,235,.26); }
    .sq-b{ background: rgba(45,212,191,.26); }
    .sq-c{ background: rgba(255,90,122,.22); }
    .sq-d{ background: rgba(245,158,11,.22); }

    .network-steps{ padding:18px; display:flex; flex-direction:column; gap:14px; }
    .network-step{ display:flex; gap:12px; align-items:flex-start; }
    .network-step-ico{
      width:44px; height:44px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.18);
      flex:0 0 auto;
      box-shadow: 0 14px 28px rgba(37,99,235,.10);
      font-size:18px;
    }
    .network-step:nth-child(2) .network-step-ico{ background: rgba(45,212,191,.12); border-color: rgba(45,212,191,.20); box-shadow: 0 14px 28px rgba(45,212,191,.12); }
    .network-step:nth-child(3) .network-step-ico{ background: rgba(255,90,122,.10); border-color: rgba(255,90,122,.18); box-shadow: 0 14px 28px rgba(255,90,122,.10); }
    .network-step:nth-child(4) .network-step-ico{ background: rgba(245,158,11,.12); border-color: rgba(245,158,11,.22); box-shadow: 0 14px 28px rgba(245,158,11,.10); }

    .network-step-title{ font-weight:1000; margin-bottom:4px; }
    .network-step-desc{ color:var(--muted); font-weight:650; }

    .network-actions{ display:flex; gap:10px; flex-wrap:wrap; margin-top:8px; }

    .timeline{
      display:flex; flex-direction:column; gap:12px;
    }
    .timeline-item{
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.72);
      box-shadow: 0 18px 40px rgba(17,24,39,.05);
      position:relative; overflow:hidden;
      transform: translateY(0);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .timeline-item::after{
      content:"";
      position:absolute; inset:-1px;
      background: radial-gradient(700px 220px at 0% 0%, rgba(37,99,235,.16), transparent 60%),
                  radial-gradient(700px 220px at 100% 10%, rgba(45,212,191,.14), transparent 55%);
      opacity:.55;
      pointer-events:none;
    }
    .timeline-item > *{ position:relative; }
    .timeline-badge{
      display:inline-flex; align-items:center;
      font-weight:1000;
      font-size:12px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.18);
      color:#0f2f73;
      margin-bottom:10px;
    }
    .timeline-title{ font-weight:1000; margin-bottom:6px; font-size:16.5px; }
    .timeline-desc{ color:var(--muted); font-weight:650; }

    .process-actions{ margin-top:16px; display:flex; gap:10px; flex-wrap:wrap; justify-content:center; }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      animation: none;
    }
    @media (prefers-reduced-motion: reduce){
      .reveal{ opacity:1; transform:none; }
      html{ scroll-behavior:auto; }
      .pulse-dot{ animation:none; }
    }

    .cards-grid-3 .case-card{ padding:16px; }
    .case-card{ transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
    .case-card:hover{ transform: translateY(-3px); box-shadow: 0 22px 55px rgba(17,24,39,.12); border-color: rgba(37,99,235,.22); }
    .case-top{ display:flex; align-items:center; gap:12px; margin-bottom:10px; }
    .case-icon{
      width:44px; height:44px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(255,90,122,.10);
      border:1px solid rgba(255,90,122,.18);
      box-shadow: 0 14px 28px rgba(255,90,122,.10);
      font-size:20px;
    }
    .cards-grid-3 .case-card:nth-child(2) .case-icon{ background: rgba(37,99,235,.12); border-color: rgba(37,99,235,.22); box-shadow: 0 14px 28px rgba(37,99,235,.14); }
    .cards-grid-3 .case-card:nth-child(3) .case-icon{ background: rgba(45,212,191,.12); border-color: rgba(45,212,191,.20); box-shadow: 0 14px 28px rgba(45,212,191,.12); }

    .case-card p{ color:var(--muted); font-weight:650; }
    .case-tags{ margin-top:12px; display:flex; flex-wrap:wrap; gap:10px; }
    .chip{
      font-size:12.5px;
      font-weight:900;
      color:#1f2a44;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.72);
    }

    .case-gallery{ margin-top:16px; }
    .gallery-head{ display:flex; align-items:flex-end; justify-content:space-between; gap:10px; flex-wrap:wrap; margin-bottom:12px; }
    .gallery-head h3{ margin:0; font-size:18px; }
    .gallery-grid{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:14px;
    }
    .img-card{
      padding:14px;
      display:flex; flex-direction:column; gap:10px;
    }
    .img-frame{
      border-radius: 18px;
      overflow:hidden;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.75);
    }
    .ai-img{
      width:100%;
      height:auto;
      display:block;
      object-fit:contain;
    }
    .img-card figcaption{
      color:var(--muted);
      font-weight:700;
      font-size:13.5px;
    }

    .tight-strip{
      margin-top:16px;
      padding:16px;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      background:
        radial-gradient(900px 220px at 10% 0%, rgba(45,212,191,.18), transparent 60%),
        radial-gradient(900px 220px at 90% 10%, rgba(37,99,235,.16), transparent 55%),
        rgba(255,255,255,.68);
    }
    .tight-title{ font-weight:1000; letter-spacing:-.2px; margin-bottom:6px; }
    .tight-desc{ color:var(--muted); font-weight:650; }

    .compare-top{
      display:grid; grid-template-columns: .9fr 1.1fr; gap:14px;
      align-items:start;
      margin-bottom:14px;
    }
    .rating-card{ padding:18px; }
    .rating-stars{
      font-size:26px; letter-spacing:2px;
      color:#f59e0b;
      display:flex; gap:2px;
    }
    .star-half{ filter:saturate(1.05); }
    .rating-num{ font-size:38px; font-weight:1000; letter-spacing:-1px; margin-top:8px; }
    .rating-unit{ font-size:14px; font-weight:950; color:var(--muted); margin-left:4px; }
    .rating-desc{ color:#1f2a44; font-weight:850; }
    .rating-note{ margin-top:10px; color:var(--muted); font-weight:650; font-size:12.5px; }

    .compare-quick{ padding:18px; }
    .compare-quick-title{ font-weight:1000; margin-bottom:10px; }
    .compare-table-wrap{ padding:18px; }
    .table-head{ margin-bottom:12px; }
    .table-title{ font-weight:1000; font-size:16px; }
    .table-sub{ color:var(--muted); font-weight:650; font-size:13px; margin-top:6px; }

    .table-scroll{
      overflow:auto;
      border-radius: 14px;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.72);
    }
    .compare-table, .ref-table{
      width:100%;
      border-collapse: collapse;
      min-width: 740px;
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(17,24,39,.08);
      text-align:left;
      vertical-align:top;
    }
    th{
      background: rgba(37,99,235,.08);
      font-weight:1000;
      color:#0f2f73;
      position:sticky; top:0;
      z-index:1;
    }
    tr:last-child td{ border-bottom:none; }
    .table-actions{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:14px;
    }

    .match-card, .insight-card{ padding:18px; }
    .match-title{ font-weight:1000; margin-bottom:12px; font-size:16px; }
    .form{ display:flex; flex-direction:column; gap:12px; }
    .form-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
    }
    .field{ display:flex; flex-direction:column; gap:8px; }
    .label{ font-weight:900; color:#1f2a44; font-size:13px; }
    input, select, textarea{
      border:1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.85);
      border-radius:14px;
      padding:12px 12px;
      font-size:14px;
      outline:none;
      transition: box-shadow .2s ease, border-color .2s ease, background .2s ease;
      color:#111827;
    }
    textarea{ resize:vertical; min-height:120px; }
    input:focus, select:focus, textarea:focus{
      border-color: rgba(37,99,235,.35);
      box-shadow: var(--focus);
      background:#fff;
    }
    .form-actions{ display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap; margin-top:2px; }
    .form-agree{ color:var(--muted); font-weight:700; font-size:12.8px; display:flex; align-items:center; gap:10px; }
    .shield{
      width:28px; height:28px; display:inline-flex; align-items:center; justify-content:center;
      border-radius:12px; background: rgba(45,212,191,.12); border:1px solid rgba(45,212,191,.20);
    }
    .form-feedback{
      width:100%;
      padding:10px 12px;
      border-radius:14px;
      background: rgba(45,212,191,.10);
      border:1px solid rgba(45,212,191,.22);
      color:#0f766e;
      font-weight:800;
      font-size:13px;
    }

    .insight-head{ margin-bottom:10px; }
    .insight-title{ font-weight:1000; font-size:16px; }
    .insight-sub{ color:var(--muted); font-weight:650; margin-top:6px; }
    .insight-list{ display:flex; flex-direction:column; gap:12px; }
    .insight-item{ display:flex; gap:12px; align-items:flex-start; }
    .insight-ico{
      width:36px; height:36px; border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.18);
      font-weight:1000;
      flex:0 0 auto;
      color:#0f2f73;
    }
    .insight-item-title{ font-weight:1000; margin-bottom:4px; }
    .insight-item-desc{ color:var(--muted); font-weight:650; }

    .mini-trust{ margin-top:14px; display:flex; flex-direction:column; gap:10px; }
    .trust-row{ display:flex; gap:12px; align-items:flex-start; }
    .trust-ico{
      width:34px; height:34px; border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(245,158,11,.12);
      border:1px solid rgba(245,158,11,.22);
      flex:0 0 auto;
      box-shadow: 0 14px 28px rgba(245,158,11,.08);
    }
    .trust-title{ font-weight:1000; margin-bottom:4px; }
    .trust-desc{ color:var(--muted); font-weight:650; font-size:13px; }

    .insight-actions{ display:flex; gap:10px; flex-wrap:wrap; margin-top:14px; }

    .token-cards{ margin-top:6px; }
    .token-card{ padding:18px; }
    .token-head{ display:flex; align-items:center; gap:12px; margin-bottom:10px; }
    .token-ico{
      width:44px; height:44px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.18);
      box-shadow: 0 14px 28px rgba(37,99,235,.10);
      font-size:20px;
      flex:0 0 auto;
    }
    .token-card:nth-child(2) .token-ico{ background: rgba(255,90,122,.10); border-color: rgba(255,90,122,.18); box-shadow: 0 14px 28px rgba(255,90,122,.10); }
    .token-card:nth-child(3) .token-ico{ background: rgba(45,212,191,.12); border-color: rgba(45,212,191,.20); box-shadow: 0 14px 28px rgba(45,212,191,.12); }

    .token-title{ font-weight:1000; }
    .small-list{ margin:0; padding-left:18px; color:var(--muted); font-weight:700; }
    .small-list li{ margin:8px 0; }
    .token-accent{
      background:
        radial-gradient(900px 240px at 10% 0%, rgba(255,90,122,.18), transparent 60%),
        radial-gradient(900px 240px at 90% 10%, rgba(37,99,235,.18), transparent 55%),
        rgba(255,255,255,.68);
      border-color: rgba(255,90,122,.18);
    }
    .token-stat-num{ font-weight:1000; font-size:18px; margin-bottom:6px; }
    .token-stat-desc{ color:var(--muted); font-weight:650; }
    .token-bars{ margin-top:14px; display:flex; flex-direction:column; gap:10px; }
    .bar{ height:12px; background: rgba(17,24,39,.08); border-radius:999px; overflow:hidden; }
    .bar span{ display:block; height:100%; background: linear-gradient(135deg, rgba(255,90,122,.9), rgba(37,99,235,.75)); border-radius:999px; }

    .token-tags{ display:flex; flex-wrap:wrap; gap:10px; margin-top:10px; }
    .token-note{ margin-top:12px; color:var(--muted); font-weight:650; font-size:12.8px; }

    .token-table{ padding:18px; margin-top:14px; }
    .ref-table{ min-width: 980px; }
    .table-actions{ justify-content:flex-start; }

    .training-card, .training-side{ padding:18px; }
    .training-head{ display:flex; gap:12px; align-items:flex-start; margin-bottom:12px; }
    .training-ico{
      width:44px; height:44px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.18);
      box-shadow: 0 14px 28px rgba(37,99,235,.10);
      font-size:20px; flex:0 0 auto;
    }
    .training-title{ font-weight:1000; }
    .training-sub{ color:var(--muted); font-weight:650; margin-top:6px; }

    .training-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:10px;
      margin-top:12px;
    }
    .train-item{
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.72);
      font-weight:900;
      color:#1f2a44;
      display:flex; align-items:center; gap:10px;
    }
    .train-dot{ width:10px; height:10px; border-radius:6px; background: linear-gradient(135deg, #2563eb, #2dd4bf); }

    .training-bullets{ margin-top:14px; display:flex; flex-direction:column; gap:10px; }
    .bullet-row{ color:#243047; font-weight:800; display:flex; gap:10px; }
    .training-actions{ display:flex; gap:10px; flex-wrap:wrap; margin-top:16px; }

    .side-title{ font-weight:1000; margin-bottom:10px; }
    .side-items{ display:flex; flex-direction:column; gap:12px; }
    .side-item{ display:flex; gap:12px; align-items:flex-start; }
    .side-ico{
      width:44px; height:44px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(45,212,191,.12);
      border:1px solid rgba(45,212,191,.20);
      box-shadow: 0 14px 28px rgba(45,212,191,.12);
      flex:0 0 auto; font-size:20px;
    }
    .side-item:nth-child(2) .side-ico{ background: rgba(37,99,235,.12); border-color: rgba(37,99,235,.22); box-shadow: 0 14px 28px rgba(37,99,235,.14); }
    .side-item:nth-child(3) .side-ico{ background: rgba(255,90,122,.10); border-color: rgba(255,90,122,.18); box-shadow: 0 14px 28px rgba(255,90,122,.10); }
    .side-item-title{ font-weight:1000; margin-bottom:4px; }
    .side-item-desc{ color:var(--muted); font-weight:650; }
    .side-divider{ height:1px; background: rgba(17,24,39,.08); margin:14px 0; }

    .help-grid{
      display:grid; grid-template-columns: 1.1fr .9fr 1fr; gap:14px; align-items:stretch;
    }
    .help-card{ padding:18px; }
    .help-title{ font-weight:1000; font-size:16px; margin-bottom:10px; }
    .help-ol{ margin:0; padding-left:18px; color:var(--muted); font-weight:700; }
    .help-ol li{ margin:10px 0; }
    .help-tags{ display:flex; flex-wrap:wrap; gap:10px; }
    .help-note{ margin-top:12px; color:var(--muted); font-weight:650; }
    .contact-inline{ display:flex; gap:14px; align-items:center; }
    .contact-qr{ width:120px; flex:0 0 auto; border-radius:18px; overflow:hidden; border:1px solid rgba(17,24,39,.10); background:#fff; padding:8px; }
    .contact-qr img{ width:100%; height:auto; display:block; }
    .contact-inline-title{ font-weight:1000; margin-bottom:6px; }
    .contact-inline-desc{ color:var(--muted); font-weight:650; font-size:13.5px; margin-bottom:12px; }

    .quick-links{ padding:16px; display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap; }
    .quick-title{ font-weight:1000; }
    .quick-list{ display:flex; gap:10px; flex-wrap:wrap; }
    .quick-link{
      text-decoration:none;
      font-weight:900;
      color:#0f2f73;
      border:1px solid rgba(37,99,235,.18);
      background: rgba(37,99,235,.06);
      padding:10px 12px;
      border-radius:999px;
      transition: transform .15s ease, background .2s ease, border-color .2s ease;
    }
    .quick-link:hover{ transform: translateY(-1px); background: rgba(37,99,235,.10); border-color: rgba(37,99,235,.28); }

    .faq-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px;
    }
    .faq-col{ display:flex; flex-direction:column; gap:12px; }
    .faq-item{ padding:0; overflow:hidden; }
    .faq-q{
      width:100%;
      text-align:left;
      border:none;
      background: rgba(255,255,255,.82);
      padding:14px 14px;
      cursor:pointer;
      font-weight:950;
      color:#1f2a44;
      font-size:14.5px;
      display:flex; align-items:center; justify-content:space-between;
      gap:12px;
    }
    .faq-q:focus{ outline:none; box-shadow: var(--focus); }
    .faq-q::after{
      content:"+";
      width:28px; height:28px;
      border-radius:12px;
      border:1px solid rgba(17,24,39,.10);
      display:flex; align-items:center; justify-content:center;
      color:#334155;
      font-weight:1000;
      transition: transform .2s ease, background .2s ease;
      background: rgba(255,255,255,.7);
      flex:0 0 auto;
    }
    .faq-q[aria-expanded="true"]::after{
      content:"−";
      background: rgba(37,99,235,.10);
      border-color: rgba(37,99,235,.22);
    }
    .faq-a{
      padding:0 14px 14px;
      color:var(--muted);
      font-weight:650;
      font-size:14px;
    }

    .faq-footer{
      margin-top:14px;
      padding:18px;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      background:
        radial-gradient(900px 240px at 10% 0%, rgba(45,212,191,.18), transparent 60%),
        radial-gradient(900px 240px at 90% 10%, rgba(37,99,235,.16), transparent 55%),
        rgba(255,255,255,.68);
    }
    .faq-footer-title{ font-weight:1000; margin-bottom:6px; }
    .faq-footer-desc{ color:var(--muted); font-weight:650; }

    .wiki-grid{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:14px;
    }
    .wiki-card{ padding:18px; }
    .wiki-title{ font-weight:1000; font-size:16px; margin-bottom:8px; color:#0f2f73; }
    .tag-cloud{ padding:18px; margin-top:14px; }
    .cloud-title{ font-weight:1000; margin-bottom:12px; }

    .blog-wrap{
      display:grid; grid-template-columns: 1.1fr .9fr; gap:14px; align-items:start;
    }
    .article-list{ padding:18px; }
    .article-head{ margin-bottom:10px; }
    .article-title{ font-weight:1000; font-size:16px; }
    .article-note{ color:var(--muted); font-weight:650; font-size:13px; margin-top:6px; }
    .article-ul{ list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:10px; }
    .article-li{ }
    .article-link{
      text-decoration:none;
      color:#0f2f73;
      font-weight:900;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.72);
      padding:12px 12px;
      border-radius:16px;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .article-link:hover{ transform: translateY(-2px); box-shadow: 0 20px 45px rgba(17,24,39,.10); border-color: rgba(37,99,235,.20); }
    .article-dot{
      width:10px; height:10px; border-radius:6px; background: linear-gradient(135deg, #2563eb, #2dd4bf);
      flex:0 0 auto;
      margin-right:10px;
    }
    .article-arrow{ color:var(--muted2); font-weight:1000; }
    .article-actions{ display:flex; gap:10px; flex-wrap:wrap; margin-top:14px; }

    .resource-card{ padding:18px; }
    .resource-head{ margin-bottom:12px; }
    .resource-title{ font-weight:1000; font-size:16px; }
    .resource-sub{ color:var(--muted); font-weight:650; margin-top:6px; }
    .friend-links{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:8px;
    }
    .friend-link{
      text-decoration:none;
      font-weight:900;
      color:#1f2a44;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.72);
      transition: transform .15s ease, background .2s ease, border-color .2s ease;
    }
    .friend-link:hover{ transform: translateY(-1px); background: rgba(37,99,235,.06); border-color: rgba(37,99,235,.18); }
    .resource-note{
      margin-top:12px;
      color:var(--muted);
      font-weight:650;
      background: rgba(255,255,255,.70);
      border:1px dashed rgba(17,24,39,.12);
      border-radius:16px;
      padding:12px 12px;
      display:flex; align-items:flex-start; gap:10px;
    }
    .spark{ color:#0f2f73; font-weight:1000; }

    .contact-wrap{
      display:grid; grid-template-columns: 1.05fr .95fr; gap:14px; align-items:stretch;
    }
    .contact-left, .contact-right{ padding:18px; }
    .contact-left-head, .contact-right-head{ margin-bottom:12px; }
    .contact-left-title, .contact-right-title{ font-weight:1000; font-size:16px; }
    .contact-left-sub, .contact-right-sub{ color:var(--muted); font-weight:650; margin-top:6px; font-size:13.5px; }

    .contact-info{ display:flex; flex-direction:column; gap:14px; margin-top:10px; }
    .info-row{ display:flex; gap:12px; align-items:flex-start; }
    .info-ico{
      width:44px; height:44px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.18);
      box-shadow: 0 14px 28px rgba(37,99,235,.10);
      flex:0 0 auto;
      font-size:18px;
    }
    .info-row:nth-child(2) .info-ico{ background: rgba(45,212,191,.12); border-color: rgba(45,212,191,.20); box-shadow: 0 14px 28px rgba(45,212,191,.12); }
    .info-row:nth-child(3) .info-ico{ background: rgba(255,90,122,.10); border-color: rgba(255,90,122,.18); box-shadow: 0 14px 28px rgba(255,90,122,.10); }
    .info-row:nth-child(4) .info-ico{ background: rgba(245,158,11,.12); border-color: rgba(245,158,11,.22); box-shadow: 0 14px 28px rgba(245,158,11,.10); }
    .info-row:nth-child(5) .info-ico{ background: rgba(37,99,235,.10); border-color: rgba(37,99,235,.18); box-shadow: 0 14px 28px rgba(37,99,235,.10); }

    .info-label{ font-weight:1000; margin-bottom:6px; color:#0f2f73; }
    .info-link{ color:#0f2f73; font-weight:900; text-decoration:none; }
    .info-link:hover{ text-decoration:underline; }
    .info-text{ color:#1f2a44; font-weight:850; }

    .contact-quick{ display:flex; gap:10px; flex-wrap:wrap; margin-top:16px; }
    .contact-mini{ display:flex; gap:10px; flex-wrap:wrap; margin-top:18px; }
    .mini-item{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:999px;
      background: rgba(255,255,255,.70);
      border:1px solid rgba(17,24,39,.08);
      font-weight:900;
      color:#1f2a44;
    }
    .mini-ico{
      width:28px; height:28px; display:inline-flex; align-items:center; justify-content:center;
      border-radius:12px;
      background: rgba(37,99,235,.08);
      border:1px solid rgba(37,99,235,.16);
    }

    .kefu-qr{
      width: 220px; max-width: 100%;
      margin:12px auto 14px;
      border-radius: 22px;
      overflow:hidden;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.72);
      padding:12px;
      box-shadow: 0 20px 45px rgba(17,24,39,.08);
    }
    .kefu-qr img{ width:100%; height:auto; display:block; }

    .contact-right-actions{ display:flex; gap:10px; flex-wrap:wrap; justify-content:center; }
    .small-print{ margin-top:12px; color:var(--muted); font-weight:650; text-align:center; }

    .join-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px; align-items:stretch;
    }
    .join-card, .join-form{ padding:18px; }
    .join-title{ font-weight:1000; font-size:16px; margin-bottom:12px; }
    .join-note{ margin-top:12px; color:var(--muted); font-weight:650; }

    .join-form .form-grid{ grid-template-columns: 1fr 1fr; }

    .join-bottom{
      margin-top:14px;
      padding:18px;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      background:
        radial-gradient(900px 240px at 10% 0%, rgba(37,99,235,.16), transparent 60%),
        radial-gradient(900px 240px at 90% 10%, rgba(45,212,191,.16), transparent 55%),
        rgba(255,255,255,.68);
    }
    .join-bottom-title{ font-weight:1000; margin-bottom:6px; }
    .join-bottom-desc{ color:var(--muted); font-weight:650; max-width: 70ch; }

    .site-footer{
      background: #0b1220;
      color:#e5e7eb;
      border-top:1px solid rgba(255,255,255,.06);
      padding:34px 0 22px;
    }
    .footer-inner{ padding-top:6px; }
    .footer-top{
      display:grid; grid-template-columns: 1.05fr .95fr 1fr; gap:16px; align-items:start;
    }
    .footer-brand{ display:flex; gap:14px; align-items:flex-start; }
    .footer-logo img{ width:46px; height:auto; }
    .footer-desc{ color:rgba(229,231,235,.85); font-weight:650; }
    .footer-small{ margin-top:6px; color:rgba(229,231,235,.70); font-weight:600; max-width: 40ch; }

    .footer-col-title{ font-weight:1000; color:#fff; margin-bottom:10px; }
    .footer-links a{
      text-decoration:none;
      color:rgba(229,231,235,.80);
      font-weight:700;
      display:inline-block;
      padding:8px 0;
      margin-right:14px;
    }
    .footer-links a:hover{ color:#fff; text-decoration:underline; }
    .footer-link-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:4px 10px;
    }
    .footer-link-grid a{ margin:0; padding:8px 10px; border-radius:12px; border:1px solid rgba(255,255,255,.08); background: rgba(255,255,255,.03); }
    .footer-link-grid a:hover{ background: rgba(255,255,255,.07); }

    .site-footer .btn-primary{
      box-shadow: 0 18px 30px rgba(37,99,235,.22);
    }
    .site-footer .btn-soft{
      background: rgba(255,255,255,.06);
      border-color: rgba(255,255,255,.12);
      color:#fff;
    }
    .site-footer .btn-soft:hover{
      background: rgba(255,255,255,.10);
      border-color: rgba(255,255,255,.18);
      transform: translateY(-1px);
    }
    .footer-cta-desc{ color:rgba(229,231,235,.75); font-weight:650; margin-bottom:12px; }
    .footer-cta-actions{ display:flex; gap:10px; flex-wrap:wrap; }
    .footer-mini-row{ margin-top:14px; display:flex; align-items:center; gap:10px; flex-wrap:wrap; color:rgba(229,231,235,.75); font-weight:700; }
    .ai-page-home-link{
      color:#fff;
      text-decoration:none;
      font-weight:900;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.06);
    }
    .ai-page-home-link:hover{ background: rgba(255,255,255,.10); }
    .dot-sep{ opacity:.6; }
    .to-top{ color:#fff; text-decoration:none; font-weight:900; border-bottom:1px dashed rgba(255,255,255,.35); padding-bottom:2px; }
    .to-top:hover{ color:#fff; border-bottom-style:solid; }

    .footer-bottom{
      margin-top:18px;
      padding-top:16px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      color:rgba(229,231,235,.70);
      font-weight:650;
      font-size:13px;
    }
    .footer-legal a{
      color:rgba(229,231,235,.72);
      text-decoration:none;
      margin-left:12px;
    }
    .footer-legal a:hover{ color:#fff; text-decoration:underline; margin-left:12px; }

    .toTopBtn{
      position:fixed; right:16px; bottom:18px;
      width:46px; height:46px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.84);
      backdrop-filter: blur(8px);
      box-shadow: 0 20px 50px rgba(17,24,39,.12);
      cursor:pointer;
      font-weight:1000;
      color:#0f2f73;
      transition: transform .15s ease, opacity .2s ease;
      z-index:100;
    }
    .toTopBtn:hover{ transform: translateY(-2px); }

    .float-kefu{
      position:fixed; left:16px; bottom:18px;
      z-index:100;
    }
    .float-kefu-link{
      text-decoration:none;
      display:flex; align-items:center; gap:10px;
      padding:12px 14px;
      border-radius:18px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 22px 55px rgba(17,24,39,.14);
      backdrop-filter: blur(8px);
      font-weight:950;
      color:#0f2f73;
      transition: transform .15s ease, background .2s ease;
    }
    .float-kefu-link:hover{ transform: translateY(-2px); background:#fff; }
    .float-kefu-ico{
      width:34px; height:34px; border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(37,99,235,.08);
      border:1px solid rgba(37,99,235,.18);
    }
    .float-kefu-text{ font-size:13.5px; }

    @media (max-width: 980px){
      .nav-desktop{ display:none; }
      .hero-inner{ grid-template-columns: 1fr; }
      .nav-actions{ min-width:auto; }
      .hero-metrics{ grid-template-columns: 1fr; }
      .cards-grid{ grid-template-columns: repeat(2, 1fr); }
      .cards-grid-3{ grid-template-columns: repeat(2, 1fr); }
      .two-col{ grid-template-columns: 1fr; }
      .network-layout{ grid-template-columns: 1fr; }
      .compare-top{ grid-template-columns: 1fr; }
      .faq-grid{ grid-template-columns: 1fr; }
      .faq-col{ flex-direction:column; }
      .help-grid{ grid-template-columns: 1fr; }
      .blog-wrap{ grid-template-columns: 1fr; }
      .gallery-grid{ grid-template-columns: repeat(2, 1fr); }
      .wiki-grid{ grid-template-columns: repeat(2, 1fr); }
      .token-cards{ grid-template-columns: 1fr; }
      .three-col{ grid-template-columns: 1fr; }
      .grid-2x2{ grid-template-columns: 1fr; }
      .join-grid{ grid-template-columns: 1fr; }
      .footer-top{ grid-template-columns: 1fr; }
      .mobile-menu{ grid-template-columns: 1fr; }
    }

    @media (max-width: 520px){
      .container{ padding:0 14px; }
      .cards-grid{ grid-template-columns: 1fr; }
      .cards-grid-3{ grid-template-columns: 1fr; }
      .gallery-grid{ grid-template-columns: 1fr; }
      .wiki-grid{ grid-template-columns: 1fr; }
      .form-grid{ grid-template-columns: 1fr; }
      .hero-actions{ flex-direction:column; align-items:stretch; }
      .hero-actions .btn{ width:100%; }
      .callout-right{ width:100%; }
      .callout-right .btn{ width:100%; }
      .hero-metrics{ gap:10px; }
      .float-kefu-text{ display:none; }
      .float-kefu-link{ padding:12px; }
      .toTopBtn{ right:12px; bottom:88px; }
    }