:root{
      --bg:#fbfaf8;
      --panel:#ffffff;
      --text:#1f2937;
      --muted:#5b6676;
      --line:rgba(18, 23, 34, .10);
      --shadow: 0 14px 30px rgba(20, 30, 50, .10);
      --shadow2: 0 10px 22px rgba(20, 30, 50, .12);
      --brand1:#6d28d9;
      --brand2:#0ea5e9;
      --brand3:#22c55e;
      --brand4:#f97316;
      --brand5:#ec4899;
      --btn:#111827;
      --btnText:#ffffff;
      --link:#0b5fff;
      --focus: rgba(14,165,233,.25);
      --radius: 18px;
      --radius2: 14px;
      --container: 1160px;
    }
    *{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", Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
      color:var(--text);
      background:
        radial-gradient(1200px 700px at 20% -10%, rgba(109,40,217,.16), transparent 55%),
        radial-gradient(900px 600px at 90% 10%, rgba(14,165,233,.15), transparent 55%),
        radial-gradient(850px 520px at 25% 35%, rgba(236,72,153,.12), transparent 55%),
        linear-gradient(180deg, #fbfaf8 0%, #f7f6f3 40%, #fbfaf8 100%);
    }
    a{color:inherit; text-decoration:none}
    img{max-width:100%; height:auto; display:block}
    .container{
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 18px;
    }

    .topbar{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(251,250,248,.72);
      border-bottom: 1px solid rgba(18, 23, 34, .08);
    }
    .nav{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding: 12px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width: 240px;
    }
    .logoWrap{
      width:42px; height:42px;
      border-radius: 14px;
      background: rgba(109,40,217,.10);
      border: 1px solid rgba(109,40,217,.20);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      overflow:hidden;
    }
    .ai-page-logo{width:34px; height:34px; object-fit:contain}
    .brandText{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brandName{
      font-weight: 820;
      letter-spacing: .2px;
      font-size: 15px;
    }
    .brandSub{
      font-size: 12px;
      color: var(--muted);
      margin-top: 3px;
      white-space:nowrap;
    }

    .navRight{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .menuDesktop{
      display:flex;
      align-items:center;
      gap: 10px;
      flex-wrap: wrap;
      justify-content:flex-end;
    }
    .navLink{
      padding: 9px 10px;
      border-radius: 999px;
      color: #243041;
      font-size: 13px;
      border: 1px solid transparent;
      transition: transform .15s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
      user-select:none;
      white-space:nowrap;
    }
    .navLink:hover{
      background: rgba(14,165,233,.08);
      border-color: rgba(14,165,233,.22);
      transform: translateY(-1px);
      box-shadow: 0 10px 18px rgba(14,165,233,.12);
    }
    .navCta{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      border: 1px solid transparent;
      background: var(--btn);
      color: var(--btnText);
      padding: 10px 14px;
      border-radius: 999px;
      font-weight: 700;
      font-size: 13px;
      display:inline-flex; align-items:center; justify-content:center;
      gap:8px;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      box-shadow: 0 12px 26px rgba(17,24,39,.18);
      cursor:pointer;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 18px 38px rgba(17,24,39,.22);
      background:#0b1221;
    }
    .btn.secondary{
      background: rgba(255,255,255,.75);
      color: #111827;
      border-color: rgba(17,24,39,.14);
      box-shadow: 0 10px 22px rgba(17,24,39,.10);
    }
    .btn.secondary:hover{
      background: rgba(255,255,255,.95);
      border-color: rgba(14,165,233,.28);
      box-shadow: 0 16px 34px rgba(14,165,233,.14);
    }
    .icon{
      width:18px; height:18px; flex:0 0 auto;
      display:inline-block;
    }

    .menuBtn{
      display:none;
      width:44px; height:44px;
      border-radius: 14px;
      border: 1px solid rgba(17,24,39,.14);
      background: rgba(255,255,255,.7);
      box-shadow: 0 10px 22px rgba(17,24,39,.10);
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
    }
    .menuBtn:hover{transform: translateY(-1px); box-shadow: 0 16px 34px rgba(17,24,39,.14); border-color: rgba(14,165,233,.28); background: rgba(255,255,255,.95);}
    .hambars{width:18px; height:18px; margin:0 auto; position:relative}
    .hambars span{
      position:absolute; left:0; right:0;
      height:2px; background:#111827;
      border-radius: 2px;
      transition: transform .18s ease, top .18s ease, opacity .18s ease;
    }
    .hambars span:nth-child(1){top:4px}
    .hambars span:nth-child(2){top:8px}
    .hambars span:nth-child(3){top:12px}
    .menuBtn[aria-expanded="true"] .hambars span:nth-child(1){top:8px; transform: rotate(45deg)}
    .menuBtn[aria-expanded="true"] .hambars span:nth-child(2){opacity:0}
    .menuBtn[aria-expanded="true"] .hambars span:nth-child(3){top:8px; transform: rotate(-45deg)}

    .mobilePanel{
      display:none;
      padding-bottom: 12px;
    }
    .mobilePanel .mobileLinks{
      display:flex;
      flex-direction:column;
      gap:8px;
      padding: 10px 0 0 0;
    }
    .mobilePanel .navLink{
      border-color: rgba(17,24,39,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 22px rgba(17,24,39,.08);
    }

    .hero{
      padding: 28px 0 10px;
    }
    .heroGrid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 16px;
      align-items: stretch;
    }
    .heroCard{
      position:relative;
      border-radius: 26px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.68)),
        radial-gradient(1200px 550px at 10% 0%, rgba(109,40,217,.28), transparent 50%),
        radial-gradient(900px 500px at 90% 10%, rgba(14,165,233,.26), transparent 52%),
        radial-gradient(700px 420px at 30% 90%, rgba(236,72,153,.18), transparent 48%);
      border: 1px solid rgba(18, 23, 34, .10);
      box-shadow: var(--shadow);
      overflow:hidden;
      padding: 22px;
      min-height: 360px;
    }
    .scribble{
      position:absolute;
      inset:-40px -60px auto auto;
      width: 320px;
      height: 220px;
      opacity:.9;
      pointer-events:none;
      transform: rotate(10deg);
      filter: saturate(1.05);
    }
    .scribble path{
      stroke-linecap: round;
      stroke-linejoin: round;
      stroke-width: 10;
      fill:none;
    }
    .heroTopRow{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap: 14px;
    }
    .pillRow{
      display:flex; gap:10px; flex-wrap:wrap;
    }
    .pill{
      border: 1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.65);
      padding: 8px 10px;
      border-radius: 999px;
      font-size: 12px;
      color: #243041;
      display:inline-flex; align-items:center; gap:8px;
      box-shadow: 0 10px 20px rgba(17,24,39,.08);
      user-select:none;
      white-space:nowrap;
    }
    .dot{
      width:10px; height:10px; border-radius: 99px;
      background: linear-gradient(135deg, var(--brand2), var(--brand1));
      box-shadow: 0 8px 18px rgba(14,165,233,.25);
    }

    .heroH1{
      margin: 16px 0 10px;
      font-size: clamp(26px, 3.4vw, 40px);
      line-height: 1.14;
      letter-spacing: -.4px;
      font-weight: 900;
    }
    .heroLead{
      margin: 0;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.8;
      max-width: 60ch;
    }
    .heroActions{
      margin-top: 16px;
      display:flex;
      align-items:center;
      gap: 12px;
      flex-wrap: wrap;
    }
    .trustRow{
      margin-top: 18px;
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
    }
    .trustItem{
      border-radius: 16px;
      padding: 12px 12px;
      border: 1px solid rgba(18, 23, 34, .10);
      background: rgba(255,255,255,.62);
      box-shadow: 0 12px 24px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease;
      min-height: 76px;
    }
    .trustItem:hover{transform: translateY(-2px); box-shadow: 0 18px 38px rgba(17,24,39,.10);}
    .trustTitle{
      font-weight: 800;
      font-size: 13px;
      margin: 0 0 6px;
      display:flex; align-items:center; gap:8px;
    }
    .spark{
      width:10px; height:10px; border-radius: 99px;
      background: linear-gradient(135deg, var(--brand3), var(--brand2));
      box-shadow: 0 10px 24px rgba(34,197,94,.22);
      flex:0 0 auto;
    }
    .trustText{
      margin:0;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.6;
    }

    .sidePanel{
      border-radius: 26px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(18, 23, 34, .10);
      box-shadow: var(--shadow2);
      padding: 16px;
      overflow:hidden;
      display:flex;
      flex-direction:column;
      gap: 12px;
      min-height: 360px;
    }
    .sideHeader{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      padding: 8px 8px 0;
    }
    .sideTitle{
      font-weight: 900;
      font-size: 14px;
      margin:0;
      letter-spacing: .2px;
    }
    .sideHint{
      margin:6px 0 0;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.6;
    }
    .badge{
      padding: 8px 10px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 800;
      border: 1px solid rgba(109,40,217,.20);
      background: linear-gradient(135deg, rgba(109,40,217,.10), rgba(14,165,233,.08));
      white-space:nowrap;
    }

    .modelChips{
      display:flex;
      flex-wrap:wrap;
      gap: 8px;
      padding: 0 8px 6px;
    }
    .chip{
      border-radius: 999px;
      padding: 8px 10px;
      font-size: 12px;
      border: 1px dashed rgba(17,24,39,.16);
      background: rgba(255,255,255,.60);
      color: #243041;
      user-select:none;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .chip:hover{
      transform: translateY(-1px);
      border-color: rgba(14,165,233,.34);
      background: rgba(14,165,233,.08);
    }

    .miniFlow{
      padding: 6px 8px 0;
      display:flex;
      flex-direction:column;
      gap: 10px;
    }
    .flowStep{
      display:flex; align-items:flex-start; gap:10px;
      padding: 10px 12px;
      border-radius: 16px;
      border: 1px solid rgba(18, 23, 34, .10);
      background: rgba(255,255,255,.62);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .flowStep:hover{transform: translateY(-2px); box-shadow: 0 16px 32px rgba(17,24,39,.10);}
    .num{
      width: 26px; height:26px;
      border-radius: 10px;
      display:flex; align-items:center; justify-content:center;
      font-weight: 900;
      color: #0b1221;
      background: linear-gradient(135deg, rgba(14,165,233,.22), rgba(109,40,217,.18));
      border: 1px solid rgba(109,40,217,.22);
      flex:0 0 auto;
    }
    .flowStep h3{
      margin: 0;
      font-size: 13px;
      letter-spacing: .2px;
    }
    .flowStep p{
      margin: 6px 0 0;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.7;
    }

    .section{
      padding: 26px 0;
    }
    .sectionHeader{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap: 16px;
      margin-bottom: 14px;
    }
    .sectionTitle{
      margin:0;
      font-size: 22px;
      letter-spacing: -.2px;
      font-weight: 900;
    }
    .sectionDesc{
      margin: 0;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.8;
      max-width: 64ch;
    }

    .grid2{
      display:grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
      align-items: stretch;
    }
    .grid3{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
      align-items: stretch;
    }

    .card{
      border-radius: var(--radius);
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(18, 23, 34, .10);
      box-shadow: 0 12px 24px rgba(17,24,39,.06);
      padding: 16px;
      overflow:hidden;
      position:relative;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 38px rgba(17,24,39,.10);
      border-color: rgba(14,165,233,.22);
    }
    .card h3{
      margin: 0;
      font-size: 14px;
      letter-spacing: .2px;
      font-weight: 900;
    }
    .card p{
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.8;
    }
    .cardTopIcon{
      width: 42px; height: 42px;
      border-radius: 16px;
      border: 1px solid rgba(18, 23, 34, .10);
      background: linear-gradient(135deg, rgba(109,40,217,.12), rgba(14,165,233,.10));
      display:flex; align-items:center; justify-content:center;
      margin-bottom: 10px;
    }
    .cardTopIcon svg{width:20px; height:20px}

    .list{
      margin: 10px 0 0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .li{
      display:flex; gap:10px; align-items:flex-start;
      padding: 10px 12px;
      border-radius: 16px;
      border: 1px solid rgba(18, 23, 34, .08);
      background: rgba(255,255,255,.58);
    }
    .tick{
      width: 18px; height:18px; border-radius: 8px;
      background: linear-gradient(135deg, rgba(34,197,94,.18), rgba(14,165,233,.14));
      border: 1px solid rgba(34,197,94,.24);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .li b{font-size: 13px}
    .li span{
      display:block;
      margin-top: 3px;
      color: var(--muted);
      font-size: 12px;
      line-height:1.7;
    }

    .compareWrap{
      overflow:hidden;
      border-radius: 24px;
      border: 1px solid rgba(18, 23, 34, .10);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow2);
    }
    .compareTop{
      padding: 16px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      border-bottom: 1px solid rgba(18, 23, 34, .10);
      background:
        radial-gradient(900px 260px at 15% 0%, rgba(14,165,233,.18), transparent 55%),
        radial-gradient(800px 240px at 90% 10%, rgba(109,40,217,.16), transparent 55%),
        rgba(255,255,255,.55);
    }
    .ratingBlock{
      display:flex; align-items:center; gap:14px; flex-wrap:wrap;
    }
    .stars{
      display:flex; gap:3px; align-items:center;
      padding: 10px 12px;
      border-radius: 18px;
      border: 1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.68);
    }
    .star{
      width:16px; height:16px;
      background: conic-gradient(from 180deg, #f59e0b, #f43f5e, #8b5cf6, #22c55e, #f59e0b);
      -webkit-mask: radial-gradient(circle at 50% 50%, #0000 60%, #000 61%) , none;
      mask: none;
    }
    .stars svg{width:18px; height:18px}
    .ratingText b{
      display:block;
      font-size: 15px;
      font-weight: 950;
      letter-spacing: .2px;
    }
    .ratingText span{
      display:block;
      margin-top: 6px;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.6;
    }
    .seg{
      display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end;
    }
    .seg .tag{
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid rgba(14,165,233,.22);
      background: rgba(14,165,233,.08);
      font-weight: 800;
      font-size: 12px;
      color: #0b1221;
      white-space:nowrap;
    }

    .compareTable{
      width:100%;
      border-collapse: collapse;
      min-width: 880px;
    }
    .compareScroll{
      overflow:auto;
    }
    .compareTable th, .compareTable td{
      padding: 12px 12px;
      border-bottom: 1px solid rgba(18, 23, 34, .10);
      vertical-align: top;
      font-size: 13px;
      text-align:left;
    }
    .compareTable thead th{
      position:sticky;
      top:0;
      background: rgba(255,255,255,.88);
      z-index:2;
      border-bottom: 1px solid rgba(18, 23, 34, .10);
    }
    .compareTable th:first-child{width: 22%}
    .metric{
      color: var(--muted);
      font-size: 12px;
      margin-top: 6px;
      line-height: 1.7;
    }
    .scoreGood{
      display:flex; gap:8px; align-items:center; flex-wrap:wrap;
    }
    .scoreGood .badgeMini{
      padding: 7px 10px;
      border-radius: 999px;
      font-weight: 900;
      font-size: 12px;
      border: 1px solid rgba(34,197,94,.24);
      background: rgba(34,197,94,.10);
    }
    .scoreGood .badgeMini.purple{
      border-color: rgba(109,40,217,.24);
      background: rgba(109,40,217,.10);
    }
    .scoreGood .badgeMini.blue{
      border-color: rgba(14,165,233,.24);
      background: rgba(14,165,233,.10);
    }
    .mutedCell{
      color: var(--muted);
      line-height: 1.7;
    }

    .timeline{
      border-radius: 24px;
      border: 1px solid rgba(18, 23, 34, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 24px rgba(17,24,39,.06);
      padding: 16px;
      position:relative;
      overflow:hidden;
    }
    .timeline:before{
      content:"";
      position:absolute; left:24px; top:18px; bottom:18px;
      width:2px;
      background: linear-gradient(180deg, rgba(109,40,217,.35), rgba(14,165,233,.30));
      opacity:.6;
      pointer-events:none;
    }
    .tItem{
      display:grid;
      grid-template-columns: 54px 1fr;
      gap:12px;
      padding: 12px 0;
      align-items:flex-start;
    }
    .tDot{
      width: 40px; height: 40px;
      border-radius: 16px;
      border: 1px solid rgba(18, 23, 34, .10);
      background: linear-gradient(135deg, rgba(109,40,217,.14), rgba(14,165,233,.10));
      display:flex; align-items:center; justify-content:center;
      margin-left: 4px;
      position:relative;
      z-index:1;
    }
    .tDot svg{width:18px; height:18px}
    .tTitle{
      margin: 0;
      font-weight: 950;
      font-size: 14px;
    }
    .tText{
      margin: 6px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height:1.85;
    }
    .tActions{
      margin-top: 10px;
      display:flex; gap:10px; flex-wrap:wrap;
    }

    .tabsRow{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-top: 10px;
    }
    .toggle{
      border-radius: 999px;
      padding: 9px 12px;
      border: 1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.70);
      font-weight: 850;
      font-size: 12px;
      cursor:pointer;
      user-select:none;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
      white-space:nowrap;
    }
    .toggle:hover{transform: translateY(-1px); border-color: rgba(14,165,233,.28); background: rgba(14,165,233,.08);}
    .toggle[aria-pressed="true"]{
      border-color: rgba(109,40,217,.30);
      background: linear-gradient(135deg, rgba(109,40,217,.14), rgba(14,165,233,.10));
    }

    .faq{
      border-radius: 24px;
      border: 1px solid rgba(18, 23, 34, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 24px rgba(17,24,39,.06);
      overflow:hidden;
    }
    details.faqItem{
      border-bottom: 1px solid rgba(18, 23, 34, .10);
      padding: 0;
    }
    details.faqItem:last-child{border-bottom:none}
    details.faqItem summary{
      list-style:none;
      cursor:pointer;
      padding: 14px 16px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      user-select:none;
      transition: background .15s ease;
    }
    details.faqItem summary::-webkit-details-marker{display:none}
    .qText{
      font-weight: 900;
      font-size: 14px;
      line-height: 1.55;
    }
    .qIcon{
      width: 30px; height: 30px;
      border-radius: 12px;
      border: 1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.7);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
      margin-top: -2px;
    }
    details[open] summary{background: rgba(14,165,233,.06)}
    details[open] .qIcon{
      transform: rotate(45deg);
      border-color: rgba(14,165,233,.26);
      background: rgba(14,165,233,.10);
    }
    .aText{
      padding: 0 16px 14px 16px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.9;
    }

    .comments{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
      align-items: stretch;
    }
    .commentCard{
      border-radius: 22px;
      border: 1px solid rgba(18, 23, 34, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 24px rgba(17,24,39,.06);
      padding: 16px;
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .commentCard:hover{transform: translateY(-2px); box-shadow: 0 18px 38px rgba(17,24,39,.10); border-color: rgba(109,40,217,.22);}
    .commentTop{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom: 10px;
    }
    .avatar{
      width: 42px; height: 42px;
      border-radius: 16px;
      border: 1px solid rgba(18, 23, 34, .10);
      background:
        radial-gradient(14px 14px at 20% 20%, rgba(236,72,153,.28), transparent 60%),
        radial-gradient(18px 18px at 75% 30%, rgba(14,165,233,.25), transparent 60%),
        radial-gradient(18px 18px at 35% 80%, rgba(34,197,94,.20), transparent 60%),
        rgba(255,255,255,.70);
      display:flex; align-items:center; justify-content:center;
      font-weight: 950;
      color: #0b1221;
    }
    .who b{display:block; font-size: 13px; font-weight: 950;}
    .who span{display:block; margin-top: 4px; color: var(--muted); font-size: 12px; line-height: 1.5;}
    .commentText{
      margin: 0;
      color: #2f3b4b;
      font-size: 13px;
      line-height: 1.85;
    }
    .commentMeta{
      margin-top: 12px;
      display:flex; gap:8px; flex-wrap:wrap;
    }
    .miniPill{
      padding: 7px 10px;
      border-radius: 999px;
      font-size: 12px;
      border: 1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.65);
      color: #253244;
      user-select:none;
    }

    .articles{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }
    .articleCard{
      border-radius: 22px;
      border: 1px solid rgba(18, 23, 34, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 24px rgba(17,24,39,.06);
      padding: 16px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      display:flex;
      flex-direction:column;
      gap: 10px;
      min-height: 190px;
    }
    .articleCard:hover{transform: translateY(-2px); box-shadow: 0 18px 38px rgba(17,24,39,.10); border-color: rgba(14,165,233,.22);}
    .articleTop{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .articleType{
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid rgba(14,165,233,.22);
      background: rgba(14,165,233,.08);
      font-weight: 900;
      font-size: 12px;
      white-space:nowrap;
    }
    .articleDate{
      color: var(--muted);
      font-size: 12px;
      white-space:nowrap;
    }
    .articleTitle{
      margin: 0;
      font-size: 14px;
      font-weight: 950;
      line-height: 1.6;
    }
    .articleDesc{
      margin: 0;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.8;
      flex: 1 1 auto;
    }
    .articleLinkRow{
      display:flex; gap:10px; align-items:center; justify-content:space-between;
    }
    .linkBtn{
      display:inline-flex; align-items:center; gap:8px;
      padding: 10px 12px;
      border-radius: 14px;
      border: 1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.68);
      box-shadow: 0 12px 24px rgba(17,24,39,.06);
      font-weight: 900;
      font-size: 12px;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
      white-space:nowrap;
    }
    .linkBtn:hover{transform: translateY(-1px); border-color: rgba(14,165,233,.28); background: rgba(14,165,233,.08);}
    .arrow{
      width: 16px; height:16px;
      display:inline-block;
    }

    .casesGrid{
      display:grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }
    .caseCard{
      border-radius: 24px;
      border: 1px solid rgba(18, 23, 34, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 24px rgba(17,24,39,.06);
      padding: 16px;
      display:grid;
      grid-template-columns: 120px 1fr;
      gap: 14px;
      align-items:start;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .caseCard:hover{transform: translateY(-2px); box-shadow: 0 18px 38px rgba(17,24,39,.10); border-color: rgba(109,40,217,.22);}
    .caseMedia{
      border-radius: 18px;
      border: 1px solid rgba(18, 23, 34, .10);
      background:
        radial-gradient(24px 24px at 20% 25%, rgba(236,72,153,.35), transparent 60%),
        radial-gradient(28px 28px at 70% 30%, rgba(14,165,233,.30), transparent 62%),
        radial-gradient(24px 24px at 35% 80%, rgba(34,197,94,.26), transparent 58%),
        rgba(255,255,255,.68);
      overflow:hidden;
      width: 120px;
      aspect-ratio: 4/3;
      position:relative;
    }
    .caseMedia img{
      width:100%;
      height:100%;
      object-fit: cover;
      display:none;
    }
    .caseMedia:after{
      content:"";
      position:absolute;
      inset: 0;
      background:
        linear-gradient(135deg, rgba(109,40,217,.14), rgba(14,165,233,.10), rgba(236,72,153,.10));
      opacity:.35;
      pointer-events:none;
    }
    .caseTitle{
      margin: 0;
      font-size: 14px;
      font-weight: 950;
      line-height: 1.7;
    }
    .caseDesc{
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.85;
    }
    .caseTags{
      margin-top: 12px;
      display:flex; gap:8px; flex-wrap:wrap;
    }
    .caseTag{
      padding: 7px 10px;
      border-radius: 999px;
      font-size: 12px;
      border: 1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.65);
      color: #253244;
    }

    .formCard{
      border-radius: 26px;
      border: 1px solid rgba(18, 23, 34, .10);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow2);
      padding: 16px;
      overflow:hidden;
      position:relative;
    }
    .formCard:before{
      content:"";
      position:absolute;
      inset:-2px -2px auto auto;
      width: 220px; height: 180px;
      background:
        radial-gradient(60px 60px at 30% 30%, rgba(109,40,217,.22), transparent 62%),
        radial-gradient(70px 70px at 70% 30%, rgba(14,165,233,.18), transparent 60%),
        radial-gradient(70px 70px at 50% 80%, rgba(236,72,153,.14), transparent 60%);
      transform: rotate(8deg);
      opacity:.9;
      pointer-events:none;
    }
    .formGrid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      align-items: start;
      position:relative;
    }
    .formLeft{
      padding: 8px 6px;
    }
    .formLeft h3{
      margin:0;
      font-size: 16px;
      font-weight: 950;
      letter-spacing: -.2px;
    }
    .formLeft p{
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.85;
    }
    .formTips{
      margin-top: 14px;
      display:flex; gap:10px; flex-wrap:wrap;
    }
    .tipPill{
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid rgba(14,165,233,.22);
      background: rgba(14,165,233,.08);
      font-weight: 900;
      font-size: 12px;
      color: #0b1221;
      user-select:none;
      white-space:nowrap;
    }

    form{
      margin:0;
      display:flex;
      flex-direction:column;
      gap: 12px;
      padding: 8px 6px;
    }
    label{
      display:flex;
      flex-direction:column;
      gap: 8px;
      font-size: 12px;
      color: #334155;
      font-weight: 850;
    }
    input, select, textarea{
      font-family:inherit;
      border-radius: 14px;
      border: 1px solid rgba(17,24,39,.14);
      background: rgba(255,255,255,.78);
      padding: 12px 12px;
      font-size: 14px;
      color: #0b1221;
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease, background .15s ease;
    }
    textarea{min-height: 112px; resize: vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(14,165,233,.45);
      box-shadow: 0 0 0 5px var(--focus);
      background: rgba(255,255,255,.95);
    }
    .formRow{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .submitRow{
      display:flex; gap:12px; align-items:center; justify-content:space-between; flex-wrap:wrap;
      margin-top: 4px;
    }
    .formNote{
      color: var(--muted);
      font-size: 12px;
      line-height:1.7;
      max-width: 48ch;
    }

    footer{
      padding: 18px 0 26px;
      background: rgba(17,24,39,.92);
      color: rgba(255,255,255,.92);
      border-top: 1px solid rgba(255,255,255,.10);
    }
    .footerGrid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 14px;
      align-items:start;
    }
    .footerCard{
      border-radius: 22px;
      border: 1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.06);
      padding: 16px;
      box-shadow: 0 18px 40px rgba(0,0,0,.22);
    }
    .footerBrand{
      display:flex; align-items:center; gap:12px;
      margin-bottom: 10px;
    }
    .footerBrand .logoWrap{
      width:44px; height:44px;
      background: rgba(255,255,255,.08);
      border-color: rgba(255,255,255,.18);
    }
    .footerTitle{
      margin:0;
      font-weight: 950;
      font-size: 14px;
    }
    .footerSub{
      margin:6px 0 0;
      color: rgba(255,255,255,.72);
      font-size: 12px;
      line-height: 1.7;
    }
    .footerLinks{
      display:grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 10px;
      margin-top: 10px;
    }
    .footerLinks a{
      padding: 10px 12px;
      border-radius: 16px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.06);
      color: rgba(255,255,255,.92);
      font-weight: 900;
      font-size: 12px;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      white-space:nowrap;
    }
    .footerLinks a:hover{
      transform: translateY(-1px);
      border-color: rgba(14,165,233,.30);
      background: rgba(14,165,233,.12);
    }
    .footerRight{
      display:flex;
      flex-direction:column;
      gap: 12px;
    }
    .contactRow{
      display:flex; flex-direction:column; gap: 8px;
      font-size: 13px;
      color: rgba(255,255,255,.85);
      line-height:1.7;
    }
    .contactRow b{color: rgba(255,255,255,.96)}
    .kefuRow{
      display:flex; align-items:center; gap: 12px;
      flex-wrap:wrap;
      margin-top: 8px;
    }
    .kefuRow img{
      width: 86px; height: 86px;
      border-radius: 18px;
      border: 1px solid rgba(255,255,255,.16);
      background: rgba(255,255,255,.06);
      padding: 6px;
    }
    .footerBottom{
      margin-top: 14px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 10px;
      flex-wrap:wrap;
      color: rgba(255,255,255,.70);
      font-size: 12px;
    }
    .copy{
      display:flex; gap:10px; align-items:center; flex-wrap:wrap;
    }
    .hrLine{
      height:1px;
      background: rgba(255,255,255,.12);
      margin: 12px 0 10px;
    }

    .floatingKefu{
      position: fixed;
      right: 14px;
      bottom: 16px;
      z-index: 60;
      display:flex;
      flex-direction:column;
      align-items:flex-end;
      gap: 10px;
      pointer-events:none;
    }
    .kefuBubble{
      pointer-events:auto;
      display:flex; align-items:center; gap:10px;
      background: rgba(255,255,255,.92);
      border: 1px solid rgba(17,24,39,.14);
      border-radius: 999px;
      padding: 10px 12px;
      box-shadow: 0 18px 40px rgba(0,0,0,.18);
      cursor:pointer;
      user-select:none;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .kefuBubble:hover{transform: translateY(-2px); box-shadow: 0 22px 54px rgba(0,0,0,.24);}
    .kefuBubble span{
      font-size: 13px;
      font-weight: 950;
      color: #0b1221;
      white-space:nowrap;
    }
    .kefuBubble .kefuIcon{
      width: 34px; height:34px;
      border-radius: 14px;
      background: linear-gradient(135deg, rgba(34,197,94,.18), rgba(14,165,233,.14));
      border: 1px solid rgba(34,197,94,.22);
      display:flex; align-items:center; justify-content:center;
    }
    .kefuPopover{
      pointer-events:auto;
      width: 260px;
      border-radius: 22px;
      background: rgba(255,255,255,.96);
      border: 1px solid rgba(17,24,39,.14);
      box-shadow: 0 26px 70px rgba(0,0,0,.22);
      overflow:hidden;
      transform-origin: bottom right;
      animation: pop .18s ease-out;
      display:none;
    }
    .kefuPopover.show{display:block}
    @keyframes pop{
      from{transform: translateY(6px) scale(.98); opacity:.0}
      to{transform: translateY(0) scale(1); opacity:1}
    }
    .popHead{
      padding: 12px 12px 10px;
      background:
        radial-gradient(420px 140px at 30% 0%, rgba(109,40,217,.18), transparent 55%),
        radial-gradient(380px 120px at 90% 10%, rgba(14,165,233,.16), transparent 58%),
        rgba(255,255,255,.9);
      border-bottom: 1px solid rgba(17,24,39,.10);
    }
    .popHead b{
      display:block;
      font-weight: 950;
      font-size: 13px;
    }
    .popHead span{
      display:block;
      margin-top: 6px;
      color: var(--muted);
      font-size: 12px;
      line-height: 1.6;
    }
    .popBody{
      padding: 12px;
      display:flex; flex-direction:column; gap: 10px;
    }
    .popQR{
      display:flex; gap:12px; align-items:center;
    }
    .popQR img{
      width: 92px; height: 92px;
      border-radius: 18px;
      border: 1px solid rgba(17,24,39,.12);
      padding: 6px;
      background: rgba(255,255,255,.70);
    }
    .popLinks{
      display:flex; flex-direction:column; gap:8px;
      flex:1 1 auto;
    }
    .popLink{
      padding: 10px 12px;
      border-radius: 16px;
      border: 1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.74);
      font-weight: 950;
      font-size: 12px;
      color:#0b1221;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .popLink:hover{
      transform: translateY(-1px);
      border-color: rgba(14,165,233,.28);
      background: rgba(14,165,233,.08);
    }
    .backToTop{
      pointer-events:auto;
      width: 44px; height:44px;
      border-radius: 16px;
      border: 1px solid rgba(17,24,39,.14);
      background: rgba(255,255,255,.9);
      box-shadow: 0 18px 40px rgba(0,0,0,.18);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .backToTop:hover{transform: translateY(-2px); box-shadow: 0 22px 54px rgba(0,0,0,.24);}
    .backToTop svg{width:18px; height:18px}

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .35s ease, transform .35s ease;
    }
    .reveal.show{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .heroGrid{grid-template-columns: 1fr; }
      .sidePanel{min-height: unset}
      .trustRow{grid-template-columns: 1fr; }
      .grid3{grid-template-columns: repeat(2, minmax(0, 1fr))}
      .grid2{grid-template-columns: 1fr}
      .comments{grid-template-columns: 1fr}
      .articles{grid-template-columns: 1fr}
      .casesGrid{grid-template-columns: 1fr}
      .formGrid{grid-template-columns: 1fr}
      .formRow{grid-template-columns: 1fr}
      .footerGrid{grid-template-columns: 1fr}
      .menuDesktop{display:none}
      .menuBtn{display:inline-flex; align-items:center; justify-content:center}
      .mobilePanel{display:block}
    }
    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .reveal{transition:none}
      .card, .commentCard, .trustItem, .flowStep, .articleCard, .navLink{transition:none}
    }