:root{
      --bg0:#0b0f1a;
      --bg1:#0a1226;
      --paper:#ffffff;
      --ink:#111827;
      --ink2:#374151;
      --muted:#6b7280;
      --line:rgba(17,24,39,.10);
      --card:#ffffff;
      --card2:#fbfbff;
      --shadow:0 18px 40px rgba(15,23,42,.10);
      --shadow2:0 12px 30px rgba(15,23,42,.10);
      --brand1:#7c3aed;
      --brand2:#ff2e63;
      --brand3:#06b6d4;
      --brand4:#f59e0b;
      --ok:#10b981;
      --radius:18px;
      --radius2:14px;
      --max:1160px;
      --pad:16px;
      --focus:0 0 0 4px rgba(124,58,237,.18);
    }
    *{box-sizing:border-box}
    html,body{height:100%}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC","Microsoft YaHei", Arial, sans-serif;
      color:var(--ink);
      background:
        radial-gradient(1200px 600px at 20% -10%, rgba(124,58,237,.18), transparent 60%),
        radial-gradient(900px 520px at 90% 0%, rgba(255,46,99,.14), transparent 55%),
        radial-gradient(820px 520px at 60% 40%, rgba(6,182,212,.12), transparent 55%),
        linear-gradient(180deg, #fdf2f7 0%, #fbfbff 45%, #f7fafc 100%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:var(--max);
      margin:0 auto;
      padding:0 var(--pad);
    }
    .topbar{
      position:sticky; top:0; z-index:50;
      backdrop-filter:saturate(140%) blur(10px);
      background:rgba(255,255,255,.72);
      border-bottom:1px solid rgba(17,24,39,.08);
    }
    .topbar-inner{
      display:flex; align-items:center; justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:10px; min-width:180px;
    }
    .ai-page-logo{
      width:40px; height:40px; object-fit:contain; border-radius:12px;
      background:linear-gradient(135deg, rgba(124,58,237,.15), rgba(255,46,99,.10));
      padding:6px;
      border:1px solid rgba(17,24,39,.08);
    }
    .brand-title{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand-title strong{font-size:14px; letter-spacing:.2px}
    .brand-title span{font-size:12px; color:var(--muted)}
    .nav{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap; justify-content:flex-end;
    }
    .nav a{
      font-size:13px; color:var(--ink2);
      padding:8px 10px; border-radius:999px;
      border:1px solid transparent;
      transition:background .2s ease, border-color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav a:hover{
      background:rgba(124,58,237,.08);
      border-color:rgba(124,58,237,.18);
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px; flex-wrap:nowrap;
    }
    .btn{
      appearance:none; border:1px solid transparent;
      padding:10px 14px; border-radius:999px;
      font-weight:700; font-size:13px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
      display:inline-flex; align-items:center; gap:9px;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow:var(--focus)}
    .btn-primary{
      background:linear-gradient(135deg, var(--brand1), var(--brand2));
      color:white;
      box-shadow:0 10px 22px rgba(124,58,237,.22);
    }
    .btn-primary:hover{transform: translateY(-1px); box-shadow:0 14px 28px rgba(124,58,237,.28)}
    .btn-ghost{
      background:rgba(255,255,255,.70);
      border-color:rgba(17,24,39,.12);
      color:var(--ink);
    }
    .btn-ghost:hover{
      transform: translateY(-1px);
      border-color:rgba(124,58,237,.28);
      background:rgba(255,255,255,.92);
      box-shadow:0 10px 24px rgba(15,23,42,.08);
    }
    .icon-dot{
      width:10px; height:10px; border-radius:50%;
      background:rgba(255,255,255,.9);
      box-shadow:0 0 0 4px rgba(255,255,255,.22);
    }
    .menu-btn{
      display:none;
      width:44px; height:44px; border-radius:12px;
      border:1px solid rgba(17,24,39,.12);
      background:rgba(255,255,255,.70);
      align-items:center; justify-content:center;
      cursor:pointer;
      transition:transform .15s ease, background .2s ease, border-color .2s ease;
    }
    .menu-btn:hover{transform: translateY(-1px); border-color:rgba(124,58,237,.28); background:rgba(255,255,255,.92)}
    .menu-btn:focus{outline:none; box-shadow:var(--focus)}
    .menu-icon{
      width:18px; height:12px; position:relative;
    }
    .menu-icon span{
      position:absolute; left:0; right:0;
      height:2px; background:rgba(17,24,39,.75);
      border-radius:2px;
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .menu-icon span:nth-child(1){top:0}
    .menu-icon span:nth-child(2){top:5px}
    .menu-icon span:nth-child(3){top:10px}
    .menu-btn[data-open="true"] .menu-icon span:nth-child(1){top:5px; transform: rotate(45deg)}
    .menu-btn[data-open="true"] .menu-icon span:nth-child(2){opacity:0}
    .menu-btn[data-open="true"] .menu-icon span:nth-child(3){top:5px; transform: rotate(-45deg)}
    .mobile-drawer{
      display:none;
      border-top:1px solid rgba(17,24,39,.08);
      padding:10px 0 14px;
      background:rgba(255,255,255,.68);
    }
    .mobile-drawer .nav{justify-content:flex-start; gap:8px}
    .mobile-drawer .nav a{padding:10px 12px; border-radius:14px}
    main{padding-bottom:20px}
    section{padding:44px 0}
    .hero{
      padding:26px 0 26px;
    }
    .hero-wrap{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-card{
      border-radius:calc(var(--radius) + 6px);
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(900px 420px at 10% 0%, rgba(124,58,237,.20), transparent 58%),
        radial-gradient(600px 380px at 92% 12%, rgba(255,46,99,.16), transparent 55%),
        radial-gradient(540px 300px at 70% 75%, rgba(6,182,212,.14), transparent 60%),
        linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,255,255,.78));
      box-shadow: var(--shadow);
      padding:22px;
      position:relative;
      overflow:hidden;
    }
    .hero-card::after{
      content:"";
      position:absolute; inset:-2px;
      background:
        linear-gradient(120deg, rgba(124,58,237,.14), transparent 40%),
        linear-gradient(220deg, rgba(255,46,99,.12), transparent 42%);
      pointer-events:none;
      opacity:.85;
      filter: blur(14px);
      transform: translate3d(0,0,0);
    }
    .hero-inner{position:relative; z-index:1}
    .kicker{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
      margin-bottom:10px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px; border-radius:999px;
      border:1px solid rgba(124,58,237,.18);
      background:rgba(124,58,237,.08);
      color:#4c1d95;
      font-weight:800; font-size:13px;
    }
    .pill i{
      width:18px; height:18px; border-radius:6px;
      background:linear-gradient(135deg, rgba(124,58,237,.9), rgba(255,46,99,.75));
      display:inline-block;
      box-shadow:0 10px 20px rgba(124,58,237,.22);
    }
    .hero h1{
      margin:0;
      font-size:34px;
      line-height:1.15;
      letter-spacing:-.6px;
      color: #0f172a;
      max-width:16.5em;
    }
    .sub{
      margin:12px 0 16px;
      color:var(--ink2);
      font-size:15px; line-height:1.7;
      max-width:60ch;
    }
    .hero-actions{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
      margin:14px 0 10px;
    }
    .hero-meta{
      display:flex; align-items:center; gap:12px; flex-wrap:wrap;
      margin-top:12px;
      color:var(--muted);
      font-size:13px;
    }
    .meta-item{display:flex; align-items:center; gap:8px}
    .meta-badge{
      width:28px; height:28px; border-radius:10px;
      display:inline-flex; align-items:center; justify-content:center;
      background:rgba(255,255,255,.8);
      border:1px solid rgba(17,24,39,.10);
    }
    .hero-side{
      border-radius:calc(var(--radius) + 6px);
      border:1px solid rgba(17,24,39,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.76));
      box-shadow: var(--shadow2);
      padding:18px;
      display:flex; flex-direction:column; gap:12px;
    }
    .side-title{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .side-title h2{
      margin:0;
      font-size:16px; letter-spacing:-.2px;
    }
    .side-title p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:13px; line-height:1.5;
    }
    .sparkbar{
      display:flex; gap:10px; align-items:flex-end;
      padding:8px 0 2px;
      height:84px;
    }
    .spark{
      flex:1;
      min-width:14px;
      border-radius:12px;
      background:linear-gradient(180deg, rgba(124,58,237,.80), rgba(255,46,99,.55));
      opacity:.9;
      transform-origin: bottom;
      animation: bounce 2.2s ease-in-out infinite;
    }
    .spark:nth-child(2){animation-delay:.15s; background:linear-gradient(180deg, rgba(255,46,99,.78), rgba(245,158,11,.55))}
    .spark:nth-child(3){animation-delay:.3s; background:linear-gradient(180deg, rgba(6,182,212,.78), rgba(124,58,237,.55))}
    .spark:nth-child(4){animation-delay:.45s; background:linear-gradient(180deg, rgba(124,58,237,.72), rgba(6,182,212,.50))}
    @keyframes bounce{
      0%,100%{transform: scaleY(.72)}
      50%{transform: scaleY(1.06)}
    }
    .quick-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    .mini-card{
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      padding:12px;
      transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
      position:relative;
      overflow:hidden;
      min-height:98px;
      display:flex; flex-direction:column; gap:8px;
    }
    .mini-card:hover{
      transform: translateY(-3px);
      border-color: rgba(124,58,237,.26);
      box-shadow:0 16px 34px rgba(17,24,39,.10);
    }
    .mini-head{
      display:flex; align-items:center; gap:10px;
      justify-content:flex-start;
    }
    .mini-icon{
      width:34px; height:34px; border-radius:12px;
      background:linear-gradient(135deg, rgba(124,58,237,.20), rgba(255,46,99,.14));
      border:1px solid rgba(124,58,237,.20);
      display:flex; align-items:center; justify-content:center;
    }
    .mini-card b{font-size:13.5px}
    .mini-card span{color:var(--muted); font-size:12.5px; line-height:1.45}
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:14px;
      margin-bottom:16px;
    }
    .section-head h2{
      margin:0;
      font-size:24px;
      letter-spacing:-.4px;
      color:#0f172a;
    }
    .section-head .hint{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      max-width:52ch;
    }
    .cards-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.86);
      box-shadow:0 10px 26px rgba(17,24,39,.06);
      padding:16px;
      transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-3px);
      border-color: rgba(124,58,237,.22);
      box-shadow:0 18px 44px rgba(17,24,39,.10);
    }
    .card h3{
      margin:10px 0 6px;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
    }
    .card-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .tag{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(124,58,237,.08);
      border:1px solid rgba(124,58,237,.16);
      color:#4c1d95;
      font-weight:800;
      font-size:12.5px;
      white-space:nowrap;
    }
    .tag i{
      width:10px; height:10px; border-radius:50%;
      background:linear-gradient(135deg, var(--brand1), var(--brand2));
      display:inline-block;
      box-shadow:0 0 0 4px rgba(124,58,237,.14);
    }
    .metrics{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
      align-items:stretch;
    }
    .metric-left{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.78));
      padding:16px;
      box-shadow:0 10px 26px rgba(17,24,39,.06);
    }
    .metric-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:12px;
      margin-top:12px;
    }
    .metric{
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      padding:14px 12px;
      transition: transform .18s ease, border-color .2s ease;
      min-height:98px;
    }
    .metric:hover{transform: translateY(-2px); border-color: rgba(255,46,99,.22)}
    .metric strong{
      font-size:20px;
      letter-spacing:-.4px;
      display:block;
      color:#0f172a;
    }
    .metric span{
      color:var(--muted);
      font-size:12.8px;
      line-height:1.5;
      display:block;
      margin-top:6px;
    }
    .metric-right{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(480px 240px at 10% 0%, rgba(255,46,99,.14), transparent 60%),
        radial-gradient(520px 260px at 90% 10%, rgba(124,58,237,.14), transparent 56%),
        linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.78));
      padding:16px;
      box-shadow:0 10px 26px rgba(17,24,39,.06);
      display:flex; flex-direction:column; gap:12px;
    }
    .bar-list{
      display:flex; flex-direction:column; gap:10px;
      margin-top:2px;
    }
    .bar-item{
      display:flex; align-items:center; gap:12px;
    }
    .bar-item b{
      width:92px;
      font-size:13px;
      color:#0f172a;
    }
    .bar{
      flex:1;
      height:10px;
      background:rgba(17,24,39,.08);
      border-radius:999px;
      overflow:hidden;
      border:1px solid rgba(17,24,39,.08);
    }
    .bar > span{
      display:block; height:100%;
      width:70%;
      background:linear-gradient(90deg, rgba(124,58,237,.85), rgba(255,46,99,.65));
      border-radius:999px;
      animation: fill 2.4s ease-in-out both;
    }
    .bar-item:nth-child(2) .bar > span{width:78%; background:linear-gradient(90deg, rgba(255,46,99,.78), rgba(245,158,11,.62))}
    .bar-item:nth-child(3) .bar > span{width:66%; background:linear-gradient(90deg, rgba(6,182,212,.74), rgba(124,58,237,.62))}
    @keyframes fill{
      from{transform: translateX(-16px); opacity:.75}
      to{transform: translateX(0); opacity:1}
    }
    .steps{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .step-list{
      display:flex; flex-direction:column; gap:12px;
    }
    .step{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.86);
      padding:14px;
      display:flex; gap:12px; align-items:flex-start;
      transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
      position:relative;
      overflow:hidden;
    }
    .step:hover{transform: translateY(-3px); box-shadow:0 18px 44px rgba(17,24,39,.10); border-color: rgba(124,58,237,.22)}
    .step-num{
      width:38px; height:38px; border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      background:linear-gradient(135deg, rgba(124,58,237,.16), rgba(255,46,99,.12));
      border:1px solid rgba(124,58,237,.18);
      font-weight:900;
      color:#4c1d95;
    }
    .step b{font-size:15px}
    .step p{margin:6px 0 0; color:var(--muted); font-size:13.3px; line-height:1.65}
    .timeline{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:
        linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.78));
      padding:16px;
      box-shadow:0 10px 26px rgba(17,24,39,.06);
    }
    .timeline .row{
      display:flex; gap:12px; align-items:flex-start;
      padding:10px 0;
      border-bottom:1px dashed rgba(17,24,39,.12);
    }
    .timeline .row:last-child{border-bottom:none; padding-bottom:0}
    .dot{
      width:12px; height:12px; border-radius:50%;
      background:linear-gradient(135deg, var(--brand1), var(--brand2));
      margin-top:8px;
      box-shadow:0 0 0 6px rgba(124,58,237,.12);
      flex:0 0 auto;
    }
    .timeline b{display:block; font-size:14px}
    .timeline span{display:block; color:var(--muted); font-size:13px; line-height:1.6; margin-top:6px}
    .two-col{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .list-card ul{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 10px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.08);
      background:rgba(255,255,255,.65);
      transition: transform .18s ease, border-color .2s ease;
    }
    .li:hover{transform: translateY(-2px); border-color: rgba(124,58,237,.22)}
    .check{
      width:22px; height:22px; border-radius:8px;
      background:rgba(16,185,129,.12);
      border:1px solid rgba(16,185,129,.22);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .li b{font-size:13.8px}
    .li span{display:block; margin-top:4px; color:var(--muted); font-size:12.8px; line-height:1.55}
    .compare{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.88);
      box-shadow:0 10px 26px rgba(17,24,39,.06);
      padding:14px;
      overflow:hidden;
    }
    .compare-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      margin-bottom:10px;
      flex-wrap:wrap;
    }
    .rating{
      display:flex; align-items:center; gap:12px;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(245,158,11,.22);
      background:rgba(245,158,11,.10);
    }
    .stars{
      display:flex; gap:4px;
      font-size:16px;
      letter-spacing:1px;
      color:#f59e0b;
    }
    .rating b{font-size:14px}
    .rating span{display:block; color:var(--muted); font-size:12.8px; margin-top:3px}
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      overflow:hidden;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
    }
    th,td{
      padding:12px 12px;
      border-bottom:1px solid rgba(17,24,39,.08);
      vertical-align:top;
      font-size:13.5px;
      color:#111827;
    }
    th{
      background:linear-gradient(180deg, rgba(124,58,237,.10), rgba(255,46,99,.06));
      color:#0f172a;
      font-weight:900;
      text-align:left;
      width:26%;
    }
    tr:last-child td{border-bottom:none}
    td .good{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(16,185,129,.12);
      border:1px solid rgba(16,185,129,.18);
      color:#065f46;
      font-weight:800;
      font-size:12.8px;
      white-space:nowrap;
    }
    td .mid{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(245,158,11,.12);
      border:1px solid rgba(245,158,11,.18);
      color:#7c2d12;
      font-weight:800;
      font-size:12.8px;
      white-space:nowrap;
    }
    td .na{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(17,24,39,.06);
      border:1px solid rgba(17,24,39,.10);
      color:var(--muted);
      font-weight:800;
      font-size:12.8px;
      white-space:nowrap;
    }
    .tabbed{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.86);
      box-shadow:0 10px 26px rgba(17,24,39,.06);
      overflow:hidden;
    }
    .tabs{
      display:flex; gap:8px; flex-wrap:wrap;
      padding:12px;
      background:linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.86));
      border-bottom:1px solid rgba(17,24,39,.08);
    }
    .tab{
      border-radius:999px;
      padding:10px 12px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.70);
      font-weight:900;
      font-size:13px;
      cursor:pointer;
      transition: transform .18s ease, border-color .2s ease, background .2s ease;
      user-select:none;
      white-space:nowrap;
    }
    .tab:hover{transform: translateY(-2px); border-color: rgba(124,58,237,.22)}
    .tab[aria-selected="true"]{
      border-color: rgba(124,58,237,.30);
      background:linear-gradient(135deg, rgba(124,58,237,.14), rgba(255,46,99,.10));
      color:#3b0764;
      box-shadow:0 14px 30px rgba(124,58,237,.12);
    }
    .tab-panel{
      padding:14px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }
    .panel-block{
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      padding:14px;
      min-height:150px;
    }
    .panel-block b{display:block; font-size:14.5px}
    .panel-block p{margin:8px 0 0; color:var(--muted); font-size:13.3px; line-height:1.7}
    .chips{
      display:flex; flex-wrap:wrap; gap:8px;
      margin-top:12px;
    }
    .chip{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.70);
      color:var(--ink2);
      font-weight:800;
      font-size:12.8px;
    }
    .gallery{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
    }
    .media-card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.86);
      box-shadow:0 10px 26px rgba(17,24,39,.06);
      overflow:hidden;
      display:flex;
      flex-direction:column;
    }
    .media-img-wrap{
      padding:12px;
      background:
        radial-gradient(560px 220px at 12% 0%, rgba(124,58,237,.12), transparent 55%),
        radial-gradient(420px 220px at 92% 20%, rgba(255,46,99,.10), transparent 52%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.92));
      border-bottom:1px solid rgba(17,24,39,.08);
    }
    .media-img{
      width:100%;
      display:block;
      max-width:100%;
      height:auto;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:#fff;
    }
    .media-body{
      padding:14px;
      display:flex; flex-direction:column; gap:10px;
    }
    .media-body b{font-size:15px}
    .media-body p{margin:0; color:var(--muted); font-size:13.5px; line-height:1.7}
    .media-actions{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-top:2px;
    }
    .btn-small{
      padding:10px 12px;
      font-size:13px;
      border-radius:12px;
    }
    .form-card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.88);
      box-shadow:0 10px 26px rgba(17,24,39,.06);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .form-card::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(520px 260px at 10% 0%, rgba(124,58,237,.18), transparent 60%),
        radial-gradient(520px 260px at 90% 10%, rgba(255,46,99,.14), transparent 55%);
      pointer-events:none;
      opacity:.9;
      filter: blur(14px);
    }
    .form-inner{position:relative; z-index:1}
    form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:10px;
    }
    .field{
      display:flex; flex-direction:column; gap:8px;
    }
    label{
      font-size:12.8px;
      color:#374151;
      font-weight:900;
    }
    input,select,textarea{
      width:100%;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.12);
      background:rgba(255,255,255,.85);
      padding:12px 12px;
      font-size:14px;
      color:#0f172a;
      outline:none;
      transition: box-shadow .2s ease, border-color .2s ease, background .2s ease;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus,select:focus,textarea:focus{
      box-shadow:var(--focus);
      border-color: rgba(124,58,237,.35);
      background:#fff;
    }
    .span-2{grid-column: 1 / -1}
    .form-actions{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      margin-top:6px; flex-wrap:wrap;
    }
    .privacy{
      color:var(--muted);
      font-size:12.5px;
      line-height:1.6;
      max-width:52ch;
    }
    .btn-submit{
      border:none;
      background:linear-gradient(135deg, rgba(124,58,237,.95), rgba(255,46,99,.85));
      color:#fff;
      box-shadow:0 14px 30px rgba(124,58,237,.22);
      padding:12px 16px;
      border-radius:14px;
      font-weight:1000;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .2s ease;
      display:inline-flex; gap:10px; align-items:center;
    }
    .btn-submit:hover{transform: translateY(-2px); box-shadow:0 18px 40px rgba(124,58,237,.28)}
    .btn-submit:focus{outline:none; box-shadow:var(--focus)}
    .toast{
      position:fixed;
      left:50%; transform:translateX(-50%);
      bottom:18px;
      z-index:80;
      background:rgba(15,23,42,.95);
      color:#fff;
      padding:12px 14px;
      border-radius:14px;
      box-shadow:0 24px 70px rgba(0,0,0,.25);
      border:1px solid rgba(255,255,255,.14);
      display:none;
      max-width:min(92vw, 720px);
    }
    .toast b{font-size:13.5px}
    .toast span{display:block; margin-top:4px; color:rgba(255,255,255,.78); font-size:12.8px; line-height:1.5}
    .faq{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.86);
      box-shadow:0 10px 26px rgba(17,24,39,.06);
      overflow:hidden;
    }
    .faq-item{
      border-bottom:1px solid rgba(17,24,39,.08);
    }
    .faq-item:last-child{border-bottom:none}
    .faq-q{
      width:100%;
      text-align:left;
      background:transparent;
      border:none;
      padding:14px 14px;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      cursor:pointer;
      font-weight:950;
      color:#0f172a;
      font-size:14.2px;
    }
    .faq-q:focus{outline:none; box-shadow:var(--focus); border-radius:14px}
    .faq-q .chev{
      width:34px; height:34px; border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.65);
      transition: transform .2s ease, border-color .2s ease;
      flex:0 0 auto;
    }
    .faq-item[data-open="true"] .faq-q .chev{
      transform: rotate(180deg);
      border-color: rgba(124,58,237,.26);
    }
    .faq-a{
      padding:0 14px 14px;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
      display:none;
    }
    .faq-item[data-open="true"] .faq-a{display:block}
    .comments{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .quote{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.88);
      box-shadow:0 10px 26px rgba(17,24,39,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .quote:hover{transform: translateY(-3px); border-color: rgba(124,58,237,.22); box-shadow:0 18px 44px rgba(17,24,39,.10)}
    .quote::before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(360px 170px at 15% 0%, rgba(124,58,237,.14), transparent 60%),
        radial-gradient(360px 170px at 90% 20%, rgba(255,46,99,.12), transparent 55%);
      pointer-events:none;
      opacity:.9;
      filter: blur(14px);
    }
    .quote-inner{position:relative; z-index:1}
    .quote .who{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .avatar{
      width:40px; height:40px; border-radius:16px;
      background:linear-gradient(135deg, rgba(124,58,237,.18), rgba(255,46,99,.12));
      border:1px solid rgba(124,58,237,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight:1000;
      color:#4c1d95;
    }
    .quote .who b{font-size:14px}
    .quote .who span{display:block; color:var(--muted); font-size:12.6px; margin-top:4px; font-weight:800}
    .quote p{
      margin:0;
      color:#374151;
      font-size:13.5px;
      line-height:1.75;
    }
    .list-links{
      display:flex; flex-direction:column; gap:10px;
    }
    .article{
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      padding:12px 12px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      transition: transform .18s ease, border-color .2s ease, background .2s ease;
    }
    .article:hover{transform: translateY(-2px); border-color: rgba(255,46,99,.22); background:#fff}
    .article b{font-size:13.8px}
    .article span{display:block; color:var(--muted); font-size:12.7px; margin-top:5px; line-height:1.5}
    .article a{
      flex:0 0 auto;
      padding:9px 10px;
      border-radius:12px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.65);
      font-weight:1000;
      font-size:12.8px;
      transition: transform .18s ease, border-color .2s ease;
    }
    .article a:hover{transform: translateY(-1px); border-color: rgba(124,58,237,.28)}
    .tag-cloud{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .cloud{
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      font-weight:900;
      font-size:13px;
      color:#0f172a;
      transition: transform .18s ease, border-color .2s ease;
      cursor:pointer;
      user-select:none;
    }
    .cloud:hover{transform: translateY(-2px); border-color: rgba(124,58,237,.26)}
    .network{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px; align-items:start;
    }
    .map-card{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.86);
      box-shadow:0 10px 26px rgba(17,24,39,.06);
      padding:16px;
      overflow:hidden;
      position:relative;
      min-height:240px;
    }
    .map-card::after{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(320px 180px at 30% 30%, rgba(124,58,237,.14), transparent 60%),
        radial-gradient(340px 200px at 70% 45%, rgba(255,46,99,.12), transparent 62%),
        radial-gradient(320px 180px at 50% 70%, rgba(6,182,212,.12), transparent 62%);
      pointer-events:none;
      filter: blur(14px);
      opacity:.95;
    }
    .map-inner{position:relative; z-index:1}
    .map-title{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom:10px;
    }
    .map-title b{font-size:15px}
    .map-title span{color:var(--muted); font-size:13px; display:block; margin-top:6px; line-height:1.6}
    .node-grid{
      display:grid; grid-template-columns: repeat(4, 1fr);
      gap:10px;
      margin-top:12px;
    }
    .node{
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.72);
      padding:10px 10px;
      transition: transform .18s ease, border-color .2s ease;
      min-height:70px;
      display:flex; flex-direction:column; justify-content:center;
      gap:6px;
    }
    .node:hover{transform: translateY(-2px); border-color: rgba(255,46,99,.22)}
    .node i{
      width:10px; height:10px; border-radius:50%;
      background:linear-gradient(135deg, var(--brand1), var(--brand2));
      box-shadow:0 0 0 6px rgba(124,58,237,.12);
    }
    .node b{font-size:12.8px}
    .node span{color:var(--muted); font-size:12.2px}
    footer{
      background:linear-gradient(180deg, rgba(255,255,255,.6), rgba(255,255,255,.88));
      border-top:1px solid rgba(17,24,39,.08);
      padding:26px 0 18px;
      margin-top:10px;
    }
    .footer-top{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .footer-brand{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.82);
      padding:14px;
    }
    .footer-brand .row{
      display:flex; gap:12px; align-items:center;
    }
    .footer-brand .row .logo{
      width:44px; height:44px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background:linear-gradient(135deg, rgba(124,58,237,.18), rgba(255,46,99,.12));
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
    }
    .footer-brand .row .logo img{
      width:34px; height:34px; object-fit:contain;
    }
    .footer-brand b{font-size:15px}
    .footer-brand p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:13.3px;
      line-height:1.7;
    }
    .footer-links{
      border-radius:var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.82);
      padding:14px;
    }
    .footer-links b{display:block; font-size:14.5px}
    .friend{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:10px 12px;
      margin-top:10px;
    }
    .friend a{
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.70);
      font-weight:900;
      font-size:13px;
      color:#0f172a;
      transition: transform .18s ease, border-color .2s ease;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .friend a:hover{transform: translateY(-2px); border-color: rgba(124,58,237,.26)}
    .footer-bottom{
      margin-top:14px;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      flex-wrap:wrap;
      color:var(--muted);
      font-size:12.8px;
      padding-top:10px;
    }
    .foot-right{
      display:flex; gap:10px; align-items:center; flex-wrap:wrap;
    }
    .foot-pill{
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.75);
      font-weight:900;
      color:#0f172a;
      transition: transform .18s ease, border-color .2s ease;
      cursor:pointer;
      user-select:none;
    }
    .foot-pill:hover{transform: translateY(-2px); border-color: rgba(255,46,99,.22)}
    .backtop{
      position:fixed;
      right:16px;
      bottom:88px;
      z-index:70;
      width:46px; height:46px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.12);
      background:rgba(255,255,255,.78);
      box-shadow:0 14px 34px rgba(15,23,42,.14);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transform: translateY(16px);
      opacity:0;
      pointer-events:none;
      transition: opacity .2s ease, transform .2s ease, border-color .2s ease, background .2s ease;
      user-select:none;
    }
    .backtop.show{
      opacity:1; transform: translateY(0);
      pointer-events:auto;
    }
    .backtop:hover{border-color: rgba(124,58,237,.26); background:#fff}
    .float-contact{
      position:fixed;
      right:16px;
      bottom:26px;
      z-index:75;
      display:flex; flex-direction:column; gap:10px; align-items:flex-end;
    }
    .contact-card{
      display:flex; flex-direction:column;
      border-radius:18px;
      border:1px solid rgba(17,24,39,.12);
      background:rgba(255,255,255,.82);
      box-shadow:0 18px 60px rgba(15,23,42,.18);
      overflow:hidden;
      width:230px;
      transform: translateY(10px);
      opacity:0;
      pointer-events:none;
      transition: opacity .2s ease, transform .2s ease;
    }
    .contact-card.show{
      opacity:1;
      transform: translateY(0);
      pointer-events:auto;
    }
    .contact-head{
      padding:12px 12px;
      background:linear-gradient(135deg, rgba(124,58,237,.14), rgba(255,46,99,.10));
      border-bottom:1px solid rgba(17,24,39,.08);
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .contact-head b{font-size:13.5px}
    .close-x{
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background:rgba(255,255,255,.70);
      cursor:pointer;
      transition: transform .15s ease;
      display:flex; align-items:center; justify-content:center;
      user-select:none;
      flex:0 0 auto;
    }
    .close-x:hover{transform: translateY(-1px)}
    .contact-body{
      padding:12px;
      display:flex; gap:12px; align-items:center;
    }
    .qrcode{
      width:86px; height:86px;
      border-radius:18px;
      border:1px solid rgba(17,24,39,.10);
      background:#fff;
      padding:6px;
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
      flex:0 0 auto;
    }
    .qrcode img{width:100%; height:auto; display:block}
    .contact-body .txt{
      display:flex; flex-direction:column;
      gap:8px;
    }
    .contact-body .txt span{color:var(--muted); font-size:12.7px; line-height:1.5}
    .contact-body .txt b{font-size:13.5px}
    .contact-toggle{
      width:56px; height:56px;
      border-radius:20px;
      border:1px solid rgba(17,24,39,.12);
      background:linear-gradient(135deg, rgba(124,58,237,.18), rgba(255,46,99,.14));
      box-shadow:0 18px 52px rgba(124,58,237,.22);
      cursor:pointer;
      user-select:none;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, border-color .2s ease, background .2s ease;
    }
    .contact-toggle:hover{transform: translateY(-3px); border-color: rgba(124,58,237,.26); background:linear-gradient(135deg, rgba(124,58,237,.24), rgba(255,46,99,.18))}
    .fadein{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .fadein.in{
      opacity:1;
      transform: translateY(0);
    }
    .sr-only{
      position:absolute !important;
      width:1px !important; height:1px !important;
      padding:0 !important; margin:-1px !important;
      overflow:hidden !important; clip:rect(0,0,0,0) !important;
      white-space:nowrap !important; border:0 !important;
    }
    @media (max-width: 980px){
      .hero-wrap{grid-template-columns:1fr; }
      .cards-3{grid-template-columns:1fr; }
      .metrics{grid-template-columns:1fr}
      .steps{grid-template-columns:1fr}
      .two-col{grid-template-columns:1fr}
      .gallery{grid-template-columns:1fr}
      .comments{grid-template-columns:1fr}
      .tab-panel{grid-template-columns:1fr}
      .network{grid-template-columns:1fr}
      .friend{grid-template-columns:1fr}
      .footer-top{grid-template-columns:1fr}
      .node-grid{grid-template-columns: repeat(2, 1fr)}
      table th{width:40%}
    }
    @media (max-width: 860px){
      .nav{display:none}
      .nav-cta{display:none}
      .menu-btn{display:flex}
      .mobile-drawer{display:block}
      .mobile-drawer[data-open="false"]{display:none}
    }
    @media (max-width: 560px){
      section{padding:34px 0}
      .hero h1{font-size:28px}
      .hero-card{padding:18px}
      form{grid-template-columns:1fr}
      .metric-grid{grid-template-columns:1fr}
      .node-grid{grid-template-columns: repeat(2, 1fr)}
      .backtop{right:12px}
      .float-contact{right:12px}
      .contact-card{width:210px}
    }