:root{
      --bg0:#fbf7ff;
      --bg1:#ffffff;
      --ink:#121826;
      --muted:#5b6477;
      --muted2:#7b8599;
      --line:rgba(18,24,38,.10);
      --card:#ffffff;
      --card2:#fff3fb;
      --accent:#a21caf;
      --accent2:#ff4fa3;
      --accent3:#3a7cff;
      --good:#12b981;
      --warn:#f59e0b;
      --shadow: 0 10px 30px rgba(18,24,38,.08);
      --shadow2: 0 18px 45px rgba(162,28,175,.14);
      --r12:12px;
      --r16:16px;
      --r20:20px;
      --r24:24px;
      --container:1120px;
      --pad:18px;
      --ease:cubic-bezier(.2,.9,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", "Noto Sans CJK SC", Arial, "Apple Color Emoji","Segoe UI Emoji";
      color:var(--ink);
      background:
        radial-gradient(1200px 600px at 10% -10%, rgba(162,28,175,.18), rgba(162,28,175,0) 55%),
        radial-gradient(900px 520px at 95% 0%, rgba(255,79,163,.16), rgba(255,79,163,0) 60%),
        linear-gradient(180deg, var(--bg0), #fff 38%, #fff 100%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 var(--pad);
    }

    /* Top nav */
    .topbar{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:saturate(140%) blur(10px);
      background:rgba(255,255,255,.78);
      border-bottom:1px solid rgba(18,24,38,.06);
    }
    .topbar-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:200px;
    }
    .brand .logo{
      width:40px;
      height:40px;
      border-radius:12px;
      background:linear-gradient(135deg, rgba(162,28,175,.14), rgba(255,79,163,.12));
      border:1px solid rgba(162,28,175,.18);
      display:flex;
      align-items:center;
      justify-content:center;
      overflow:hidden;
      box-shadow:0 8px 20px rgba(162,28,175,.12);
    }
    .brand img.ai-page-logo{
      width:100%;
      height:100%;
      object-fit:contain;
      display:block;
      filter:saturate(1.05);
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brand-name{
      font-weight:820;
      letter-spacing:.2px;
      font-size:14px;
    }
    .brand-sub{
      font-size:12px;
      color:var(--muted);
      margin-top:4px;
    }

    .nav{
      display:flex;
      align-items:center;
      gap:14px;
      flex:1;
      justify-content:center;
    }
    .nav a{
      font-size:13px;
      color:rgba(18,24,38,.78);
      padding:8px 10px;
      border-radius:10px;
      transition:background .2s var(--ease), color .2s var(--ease);
      white-space:nowrap;
    }
    .nav a:hover{
      background:rgba(162,28,175,.08);
      color:rgba(162,28,175,.95);
    }
    .nav-cta{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:10px;
      min-width:240px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:11px 14px;
      border-radius:14px;
      border:1px solid rgba(18,24,38,.12);
      background:#fff;
      color:rgba(18,24,38,.92);
      font-weight:700;
      font-size:13px;
      cursor:pointer;
      transition:transform .18s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease);
      user-select:none;
      -webkit-tap-highlight-color: transparent;
    }
    .btn:active{transform:translateY(1px)}
    .btn-primary{
      border-color:rgba(162,28,175,.26);
      background:linear-gradient(135deg, rgba(162,28,175,.98), rgba(255,79,163,.98));
      color:#fff;
      box-shadow:0 14px 28px rgba(162,28,175,.22);
    }
    .btn-primary:hover{box-shadow:0 18px 40px rgba(162,28,175,.28)}
    .btn-ghost{
      background:rgba(255,255,255,.72);
      border-color:rgba(18,24,38,.12);
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(162,28,175,.22);
      background:rgba(255,255,255,.7);
      color:rgba(162,28,175,.98);
      font-size:12px;
      font-weight:800;
      white-space:nowrap;
    }
    .pill .dot{
      width:8px;height:8px;border-radius:99px;
      background:linear-gradient(135deg, var(--accent), var(--accent2));
      box-shadow:0 0 0 4px rgba(162,28,175,.14);
    }

    .burger{
      display:none;
      width:44px;height:44px;
      border-radius:14px;
      border:1px solid rgba(18,24,38,.12);
      background:rgba(255,255,255,.74);
      cursor:pointer;
      align-items:center;
      justify-content:center;
      transition:transform .18s var(--ease), background .18s var(--ease);
      -webkit-tap-highlight-color: transparent;
    }
    .burger:active{transform:translateY(1px)}
    .burger span{
      width:18px;height:2px;background:rgba(18,24,38,.76);
      position:relative;border-radius:99px;
      display:block;
    }
    .burger span:before,.burger span:after{
      content:"";
      position:absolute;
      left:0;
      width:18px;height:2px;background:rgba(18,24,38,.76);
      border-radius:99px;
      transition:transform .2s var(--ease), top .2s var(--ease), opacity .2s var(--ease);
    }
    .burger span:before{top:-6px}
    .burger span:after{top:6px}

    .mobile-panel{
      display:none;
      padding:10px 0 14px;
    }
    .mobile-links{
      display:flex;
      flex-direction:column;
      gap:8px;
      padding:10px;
      border-radius:18px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.78);
    }
    .mobile-links a{
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(18,24,38,.08);
      background:rgba(255,255,255,.7);
      font-weight:750;
      color:rgba(18,24,38,.85);
      transition:transform .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease);
    }
    .mobile-links a:hover{
      transform:translateY(-1px);
      border-color:rgba(162,28,175,.22);
      background:rgba(162,28,175,.06);
    }

    /* Hero */
    .hero{
      position:relative;
      padding:28px 0 16px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:18px;
      align-items:stretch;
      padding:18px 0 4px;
    }
    .hero-card{
      border-radius:var(--r24);
      border:1px solid rgba(18,24,38,.10);
      background:
        radial-gradient(1200px 600px at 10% 0%, rgba(162,28,175,.20), rgba(162,28,175,0) 55%),
        radial-gradient(900px 520px at 90% 10%, rgba(255,79,163,.18), rgba(255,79,163,0) 55%),
        linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.62));
      box-shadow: var(--shadow);
      padding:26px 22px;
      overflow:hidden;
      position:relative;
    }
    .hero-card:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(300px 180px at 20% 20%, rgba(162,28,175,.20), rgba(162,28,175,0) 70%),
        radial-gradient(260px 160px at 80% 25%, rgba(255,79,163,.16), rgba(255,79,163,0) 70%),
        linear-gradient(120deg, rgba(58,124,255,.10), rgba(162,28,175,.06));
      opacity:.9;
      pointer-events:none;
      filter:saturate(1.1);
    }
    .hero-card > *{position:relative; z-index:1}
    .hero-meta{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      margin-bottom:12px;
    }
    .hero-kicker{
      display:flex;
      align-items:center;
      gap:10px;
      color:rgba(162,28,175,.95);
      font-weight:900;
      font-size:12px;
      letter-spacing:.2px;
      text-transform:uppercase;
    }
    .hero-kicker svg{opacity:.95}
    .hero-title{
      font-size:34px;
      line-height:1.18;
      margin:0;
      letter-spacing:-.5px;
    }
    .hero-lead{
      margin:14px 0 18px;
      color:rgba(18,24,38,.78);
      font-size:15px;
      line-height:1.7;
      max-width:62ch;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      margin-bottom:14px;
    }
    .mini-trust{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:8px;
      align-items:center;
    }
    .trust-item{
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(18,24,38,.08);
      background:rgba(255,255,255,.62);
      min-width:210px;
      flex:1;
    }
    .trust-icon{
      width:34px;height:34px;border-radius:12px;
      background:linear-gradient(135deg, rgba(162,28,175,.14), rgba(255,79,163,.12));
      border:1px solid rgba(162,28,175,.18);
      display:flex;align-items:center;justify-content:center;
      flex:0 0 auto;
    }
    .trust-title{
      font-weight:900;
      font-size:13px;
      margin:0;
      letter-spacing:.1px;
    }
    .trust-sub{
      margin:4px 0 0;
      color:rgba(18,24,38,.70);
      font-size:12.5px;
      line-height:1.4;
    }

    .hero-side{
      border-radius:var(--r24);
      border:1px solid rgba(18,24,38,.10);
      background:linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.56));
      box-shadow: var(--shadow);
      padding:18px;
      overflow:hidden;
      position:relative;
    }
    .hero-side:after{
      content:"";
      position:absolute;
      right:-80px; top:-90px;
      width:240px; height:240px;
      background:radial-gradient(circle at 30% 30%, rgba(162,28,175,.28), rgba(162,28,175,0) 60%),
                 radial-gradient(circle at 60% 60%, rgba(255,79,163,.22), rgba(255,79,163,0) 62%);
      filter:saturate(1.1);
      pointer-events:none;
      opacity:.9;
    }
    .hero-side > *{position:relative; z-index:1}
    .side-title{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:12px;
    }
    .side-title h2{
      margin:0;
      font-size:15px;
      letter-spacing:.1px;
    }
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px; border-radius:999px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.66);
      font-size:12px; color:rgba(18,24,38,.78);
      white-space:nowrap;
      font-weight:800;
    }
    .badge i{
      width:10px; height:10px; border-radius:99px;
      background:linear-gradient(135deg, rgba(58,124,255,.9), rgba(162,28,175,.95));
      box-shadow:0 0 0 4px rgba(58,124,255,.12);
      display:inline-block;
    }

    .metric-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:10px;
    }
    .metric{
      border-radius:18px;
      border:1px solid rgba(18,24,38,.08);
      background:rgba(255,255,255,.68);
      padding:14px 12px;
      transition:transform .22s var(--ease), box-shadow .22s var(--ease);
      box-shadow: 0 10px 22px rgba(18,24,38,.06);
      will-change:transform;
    }
    .metric:hover{
      transform:translateY(-2px);
      box-shadow: 0 18px 40px rgba(18,24,38,.10);
    }
    .metric .num{
      font-size:20px;
      font-weight:980;
      letter-spacing:-.3px;
      display:flex;
      align-items:baseline;
      gap:8px;
    }
    .metric .unit{
      font-size:12px;
      color:rgba(18,24,38,.62);
      font-weight:900;
      letter-spacing:.1px;
    }
    .metric .desc{
      margin:8px 0 0;
      color:rgba(18,24,38,.74);
      font-size:12.5px;
      line-height:1.45;
      min-height:36px;
    }

    .quick-form{
      margin-top:14px;
      border-radius:20px;
      border:1px dashed rgba(162,28,175,.28);
      background:linear-gradient(180deg, rgba(162,28,175,.06), rgba(255,255,255,.55));
      padding:14px;
    }
    .quick-form label{
      display:block;
      font-size:12.5px;
      color:rgba(18,24,38,.72);
      font-weight:800;
      margin-bottom:8px;
    }
    .quick-row{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
    }
    .select, .input{
      flex:1 1 140px;
      border-radius:14px;
      border:1px solid rgba(18,24,38,.12);
      background:rgba(255,255,255,.78);
      padding:12px 12px;
      font-size:14px;
      color:rgba(18,24,38,.9);
      outline:none;
      transition:border-color .18s var(--ease), box-shadow .18s var(--ease);
    }
    .select:focus, .input:focus{
      border-color:rgba(162,28,175,.45);
      box-shadow:0 0 0 5px rgba(162,28,175,.12);
    }
    .help-inline{
      display:flex;
      align-items:center;
      gap:10px;
      margin-top:10px;
      color:rgba(18,24,38,.70);
      font-size:12.5px;
      line-height:1.5;
    }
    .spark{
      width:12px;height:12px;border-radius:4px;
      background:linear-gradient(135deg, rgba(162,28,175,.95), rgba(255,79,163,.95));
      box-shadow:0 0 0 4px rgba(162,28,175,.12);
      flex:0 0 auto;
    }

    /* Sections */
    .section{
      padding:34px 0;
    }
    .section-header{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:14px;
      margin-bottom:16px;
    }
    .section-title{
      margin:0;
      font-size:22px;
      letter-spacing:-.25px;
    }
    .section-sub{
      margin:8px 0 0;
      color:rgba(18,24,38,.72);
      line-height:1.7;
      font-size:14px;
      max-width:70ch;
    }
    .section-actions{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }

    .tagrow{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .tag{
      padding:9px 11px;
      border-radius:999px;
      background:rgba(255,255,255,.7);
      border:1px solid rgba(18,24,38,.10);
      font-size:12.5px;
      font-weight:850;
      color:rgba(18,24,38,.78);
      transition:transform .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
      white-space:nowrap;
    }
    .tag:hover{
      transform:translateY(-1px);
      border-color:rgba(162,28,175,.24);
      background:rgba(162,28,175,.06);
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .grid-4{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:12px;
    }
    .card{
      border-radius:20px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.72);
      box-shadow: 0 10px 26px rgba(18,24,38,.06);
      padding:16px;
      transition:transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform:translateY(-2px);
      box-shadow: 0 18px 45px rgba(18,24,38,.10);
      border-color:rgba(162,28,175,.20);
    }
    .card h3{
      margin:0;
      font-size:14.5px;
      letter-spacing:.1px;
    }
    .card p{
      margin:10px 0 0;
      color:rgba(18,24,38,.72);
      line-height:1.7;
      font-size:13.5px;
      min-height:44px;
    }
    .icon{
      width:44px;height:44px;border-radius:16px;
      background:linear-gradient(135deg, rgba(162,28,175,.14), rgba(58,124,255,.12));
      border:1px solid rgba(162,28,175,.20);
      display:flex; align-items:center; justify-content:center;
      margin-bottom:12px;
      box-shadow:0 14px 30px rgba(162,28,175,.10);
    }
    .icon svg{opacity:.95}

    .process{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .steps{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .step{
      padding:16px;
      border-radius:20px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.70);
      box-shadow:0 10px 24px rgba(18,24,38,.06);
      transition:transform .2s var(--ease), border-color .2s var(--ease);
      position:relative;
      overflow:hidden;
    }
    .step:before{
      content:"";
      position:absolute;
      left:-40px; top:-40px;
      width:120px; height:120px;
      background:radial-gradient(circle at 30% 30%, rgba(162,28,175,.18), rgba(162,28,175,0) 60%);
      opacity:.9;
      pointer-events:none;
    }
    .step > *{position:relative; z-index:1}
    .step-top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .step-num{
      font-weight:1000;
      font-size:20px;
      letter-spacing:-.4px;
      color:rgba(162,28,175,.98);
    }
    .step .status{
      font-size:12px;
      font-weight:900;
      color:rgba(18,24,38,.70);
      background:rgba(255,255,255,.65);
      border:1px solid rgba(18,24,38,.10);
      padding:7px 10px;
      border-radius:999px;
      white-space:nowrap;
    }
    .step h3{
      margin:0;
      font-size:14.5px;
    }
    .step p{
      margin:10px 0 0;
      color:rgba(18,24,38,.72);
      line-height:1.7;
      font-size:13.5px;
      min-height:48px;
    }

    .side-panel{
      padding:16px;
      border-radius:22px;
      border:1px solid rgba(162,28,175,.18);
      background:linear-gradient(180deg, rgba(162,28,175,.06), rgba(255,255,255,.66));
      box-shadow: var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .side-panel:after{
      content:"";
      position:absolute;
      inset:auto -90px -120px auto;
      width:240px; height:240px;
      border-radius:50%;
      background:radial-gradient(circle at 30% 30%, rgba(255,79,163,.22), rgba(255,79,163,0) 62%);
      pointer-events:none;
    }
    .side-panel > *{position:relative; z-index:1}
    .side-panel h3{
      margin:0;
      font-size:16px;
      letter-spacing:-.1px;
    }
    .side-panel p{
      margin:10px 0 0;
      color:rgba(18,24,38,.72);
      line-height:1.75;
      font-size:13.5px;
    }
    .list{
      margin:14px 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:16px;
      border:1px solid rgba(18,24,38,.08);
      background:rgba(255,255,255,.62);
    }
    .check{
      width:22px;height:22px;border-radius:8px;
      background:rgba(18,185,129,.12);
      border:1px solid rgba(18,185,129,.22);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:1px;
    }
    .li strong{
      font-size:13.5px;
      display:block;
      letter-spacing:.1px;
    }
    .li span{
      display:block;
      margin-top:4px;
      font-size:12.8px;
      color:rgba(18,24,38,.70);
      line-height:1.55;
    }

    .table-wrap{
      border-radius:22px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.74);
      box-shadow: 0 10px 28px rgba(18,24,38,.06);
      overflow:hidden;
    }
    .table-head{
      padding:16px 16px 12px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      border-bottom:1px solid rgba(18,24,38,.08);
      background:linear-gradient(180deg, rgba(162,28,175,.06), rgba(255,255,255,.70));
    }
    .rating{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .stars{
      display:flex; gap:3px; align-items:center;
    }
    .star{
      width:16px;height:16px;
      fill:rgba(245,158,11,.98);
      filter:drop-shadow(0 6px 10px rgba(245,158,11,.12));
    }
    .rating .score{
      font-weight:1000;
      font-size:24px;
      letter-spacing:-.5px;
      color:rgba(18,24,38,.92);
    }
    .rating .max{
      color:rgba(18,24,38,.60);
      font-weight:900;
      font-size:12.5px;
      margin-top:6px;
    }
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      font-size:13.5px;
    }
    th, td{
      padding:14px 14px;
      border-bottom:1px solid rgba(18,24,38,.08);
      vertical-align:top;
      text-align:left;
    }
    th{
      color:rgba(18,24,38,.75);
      font-size:12.5px;
      letter-spacing:.2px;
      text-transform:uppercase;
      background:rgba(255,255,255,.60);
    }
    tr:last-child td{border-bottom:none}
    .td-strong{
      font-weight:950;
      color:rgba(18,24,38,.90);
    }
    .badge-yes{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(18,185,129,.10);
      border:1px solid rgba(18,185,129,.22);
      font-weight:950;
      color:rgba(18,118,88,.98);
      white-space:nowrap;
    }
    .badge-compare{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(162,28,175,.10);
      border:1px solid rgba(162,28,175,.20);
      font-weight:950;
      color:rgba(162,28,175,.98);
      white-space:nowrap;
    }
    .badge-lite{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(18,24,38,.04);
      border:1px solid rgba(18,24,38,.10);
      font-weight:950;
      color:rgba(18,24,38,.75);
      white-space:nowrap;
    }

    /* Case & article */
    .case-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
    }
    .case{
      padding:16px;
      border-radius:22px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.72);
      box-shadow: 0 10px 28px rgba(18,24,38,.06);
      transition:transform .2s var(--ease), box-shadow .2s var(--ease);
      overflow:hidden;
      position:relative;
    }
    .case:hover{
      transform:translateY(-2px);
      box-shadow: 0 18px 45px rgba(18,24,38,.10);
    }
    .case .row{
      display:flex;
      gap:12px;
      align-items:flex-start;
    }
    .thumb{
      width:56px;height:56px;border-radius:18px;
      background:linear-gradient(135deg, rgba(162,28,175,.14), rgba(58,124,255,.12));
      border:1px solid rgba(162,28,175,.20);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
      box-shadow:0 14px 30px rgba(162,28,175,.10);
    }
    .case h3{
      margin:0;
      font-size:15px;
      letter-spacing:.1px;
    }
    .case p{
      margin:8px 0 0;
      color:rgba(18,24,38,.72);
      line-height:1.7;
      font-size:13.5px;
      min-height:44px;
    }
    .meta-line{
      margin-top:12px;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
    }
    .chip{
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.64);
      font-size:12.5px;
      color:rgba(18,24,38,.72);
      font-weight:900;
    }

    .articles{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .article-list{
      border-radius:22px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.74);
      box-shadow: 0 10px 28px rgba(18,24,38,.06);
      overflow:hidden;
    }
    .article-list .head{
      padding:16px;
      border-bottom:1px solid rgba(18,24,38,.08);
      background:linear-gradient(180deg, rgba(58,124,255,.06), rgba(255,255,255,.70));
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
    }
    .article-list .head h3{
      margin:0; font-size:16px;
    }
    .article-list .head p{
      margin:8px 0 0; color:rgba(18,24,38,.70); line-height:1.7; font-size:13.5px;
      max-width:66ch;
    }
    .article-items{
      margin:0;
      padding:0;
      list-style:none;
    }
    .article-items li{
      padding:14px 16px;
      border-bottom:1px solid rgba(18,24,38,.08);
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      transition:background .18s var(--ease);
    }
    .article-items li:last-child{border-bottom:none}
    .article-items li:hover{background:rgba(162,28,175,.05)}
    .article-left{
      display:flex;
      flex-direction:column;
      gap:6px;
    }
    .article-title{
      font-weight:950;
      letter-spacing:.1px;
      font-size:14px;
      line-height:1.4;
    }
    .article-sub{
      color:rgba(18,24,38,.70);
      font-size:12.8px;
      line-height:1.6;
    }
    .article-link{
      display:inline-flex; align-items:center; gap:8px;
      padding:9px 12px;
      border-radius:14px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.70);
      color:rgba(18,24,38,.85);
      font-weight:900;
      font-size:12.8px;
      white-space:nowrap;
      transition:transform .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
      flex:0 0 auto;
      -webkit-tap-highlight-color: transparent;
    }
    .article-link:hover{
      transform:translateY(-1px);
      border-color:rgba(162,28,175,.22);
      background:rgba(162,28,175,.06);
    }

    .side-links{
      border-radius:22px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.74);
      box-shadow: 0 10px 28px rgba(18,24,38,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .side-links:before{
      content:"";
      position:absolute; left:-120px; top:-120px;
      width:220px; height:220px;
      background:radial-gradient(circle at 30% 30%, rgba(255,79,163,.18), rgba(255,79,163,0) 62%);
      pointer-events:none;
    }
    .side-links > *{position:relative; z-index:1}
    .side-links h3{
      margin:0; font-size:16px;
    }
    .side-links p{
      margin:10px 0 0;
      color:rgba(18,24,38,.72);
      line-height:1.75;
      font-size:13.5px;
    }
    .network-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:12px;
    }
    .net-card{
      border-radius:18px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.65);
      padding:12px;
    }
    .net-card strong{
      display:flex; align-items:center; gap:10px;
      font-weight:1000;
      font-size:13.5px;
    }
    .net-card strong i{
      width:10px;height:10px;border-radius:99px;
      background:linear-gradient(135deg, rgba(162,28,175,.95), rgba(58,124,255,.95));
      box-shadow:0 0 0 4px rgba(162,28,175,.12);
    }
    .net-card span{
      display:block;
      margin-top:6px;
      color:rgba(18,24,38,.70);
      font-size:12.8px;
      line-height:1.55;
    }

    /* FAQ */
    .faq{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    details.faq-item{
      border-radius:22px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.74);
      box-shadow: 0 10px 28px rgba(18,24,38,.06);
      padding:14px 14px;
      transition:border-color .2s var(--ease), transform .2s var(--ease);
      overflow:hidden;
    }
    details.faq-item[open]{
      border-color:rgba(162,28,175,.24);
    }
    .faq-item summary{
      cursor:pointer;
      list-style:none;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
      padding:2px 0;
      user-select:none;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-q{
      font-weight:950;
      font-size:14px;
      line-height:1.55;
      color:rgba(18,24,38,.92);
      margin-top:2px;
    }
    .chev{
      width:28px;height:28px;border-radius:12px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.68);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition:transform .2s var(--ease), border-color .2s var(--ease);
    }
    details[open] .chev{transform:rotate(180deg); border-color:rgba(162,28,175,.22)}
    .faq-a{
      margin-top:10px;
      color:rgba(18,24,38,.72);
      line-height:1.8;
      font-size:13.5px;
    }

    /* Comments */
    .comments{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .comment{
      border-radius:22px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.74);
      box-shadow: 0 10px 28px rgba(18,24,38,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .comment:before{
      content:"";
      position:absolute; right:-80px; top:-90px;
      width:190px; height:190px;
      background:radial-gradient(circle at 30% 30%, rgba(162,28,175,.16), rgba(162,28,175,0) 62%);
      pointer-events:none;
    }
    .comment > *{position:relative; z-index:1}
    .comment-top{
      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(58,124,255,.14), rgba(255,79,163,.12));
      border:1px solid rgba(58,124,255,.22);
      display:flex; align-items:center; justify-content:center;
      font-weight:1000;
      color:rgba(18,24,38,.86);
      box-shadow:0 14px 30px rgba(58,124,255,.10);
    }
    .who{
      display:flex; flex-direction:column; gap:4px;
      margin-left:12px;
    }
    .who strong{
      font-size:13.5px;
      font-weight:1000;
      letter-spacing:.1px;
      line-height:1.2;
    }
    .who span{
      color:rgba(18,24,38,.68);
      font-size:12.5px;
      line-height:1.2;
    }
    .comment .name-row{
      display:flex; align-items:center; gap:12px;
    }
    .comment .stars{
      gap:2px;
    }
    .comment p{
      margin:10px 0 0;
      color:rgba(18,24,38,.72);
      line-height:1.85;
      font-size:13.5px;
      min-height:110px;
    }

    /* Forms */
    .form-card{
      border-radius:24px;
      border:1px solid rgba(18,24,38,.10);
      background:
        radial-gradient(900px 520px at 10% 0%, rgba(162,28,175,.14), rgba(162,28,175,0) 55%),
        radial-gradient(700px 420px at 90% 10%, rgba(255,79,163,.12), rgba(255,79,163,0) 60%),
        linear-gradient(180deg, rgba(255,255,255,.84), rgba(255,255,255,.62));
      box-shadow:var(--shadow);
      padding:18px;
      overflow:hidden;
      position:relative;
    }
    .form-card:after{
      content:"";
      position:absolute;
      left:-120px; bottom:-120px;
      width:260px; height:260px;
      background:radial-gradient(circle at 30% 30%, rgba(58,124,255,.14), rgba(58,124,255,0) 62%);
      pointer-events:none;
    }
    .form-card > *{position:relative; z-index:1}
    .form-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:10px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .field label{
      font-weight:900;
      font-size:12.5px;
      color:rgba(18,24,38,.72);
    }
    .textarea{
      width:100%;
      min-height:120px;
      resize:vertical;
      border-radius:16px;
      border:1px solid rgba(18,24,38,.12);
      background:rgba(255,255,255,.78);
      padding:12px 12px;
      font-size:14px;
      color:rgba(18,24,38,.90);
      outline:none;
      transition:border-color .18s var(--ease), box-shadow .18s var(--ease);
    }
    .textarea:focus{
      border-color:rgba(162,28,175,.45);
      box-shadow:0 0 0 5px rgba(162,28,175,.12);
    }
    .form-actions{
      display:flex;
      gap:12px;
      align-items:center;
      justify-content:space-between;
      flex-wrap:wrap;
      margin-top:14px;
    }
    .fineprint{
      color:rgba(18,24,38,.66);
      font-size:12.5px;
      line-height:1.6;
      max-width:60ch;
    }
    .fineprint b{color:rgba(18,24,38,.86)}
    .submit-btn{
      min-width:190px;
      justify-content:center;
    }

    /* Pricing / token */
    .token-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .token-card{
      border-radius:24px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.74);
      box-shadow: 0 10px 28px rgba(18,24,38,.06);
      padding:16px;
      overflow:hidden;
    }
    .token-card h3{
      margin:0;
      font-size:16px;
    }
    .token-card p{
      margin:10px 0 0;
      color:rgba(18,24,38,.72);
      line-height:1.8;
      font-size:13.5px;
    }
    .token-table{
      margin-top:14px;
      border-radius:18px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.70);
      overflow:hidden;
    }
    .token-table .rowhead{
      padding:12px 14px;
      border-bottom:1px solid rgba(18,24,38,.08);
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:center;
      background:linear-gradient(180deg, rgba(255,79,163,.06), rgba(255,255,255,.70));
    }
    .rowhead strong{font-size:14px}
    .rowhead span{
      font-size:12.5px;
      color:rgba(18,24,38,.70);
      font-weight:900;
      white-space:nowrap;
    }
    .token-items{
      padding:6px 0;
    }
    .token-line{
      display:flex;
      gap:10px;
      padding:12px 14px;
      border-bottom:1px solid rgba(18,24,38,.08);
      align-items:flex-start;
      justify-content:space-between;
    }
    .token-line:last-child{border-bottom:none}
    .token-left{
      display:flex; flex-direction:column; gap:4px;
      min-width:180px;
    }
    .token-left strong{
      font-size:13.5px;
      letter-spacing:.1px;
    }
    .token-left span{
      font-size:12.5px;
      color:rgba(18,24,38,.70);
      line-height:1.5;
    }
    .token-right{
      text-align:right;
      display:flex;
      flex-direction:column;
      gap:6px;
      align-items:flex-end;
      flex:0 0 auto;
    }
    .price{
      font-weight:1000;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .price small{
      font-weight:900;
      color:rgba(18,24,38,.65);
      font-size:12px;
      margin-left:6px;
    }

    /* AI Encyclopedia & timeline */
    .timeline{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .time-card{
      border-radius:24px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.74);
      box-shadow: 0 10px 28px rgba(18,24,38,.06);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .time-card:before{
      content:"";
      position:absolute; left:-100px; top:-120px;
      width:220px; height:220px;
      background:radial-gradient(circle at 40% 40%, rgba(162,28,175,.16), rgba(162,28,175,0) 62%);
      pointer-events:none;
    }
    .time-card > *{position:relative; z-index:1}
    .time-card h3{margin:0; font-size:16px}
    .timeline-list{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .titem{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px 12px;
      border-radius:18px;
      border:1px solid rgba(18,24,38,.08);
      background:rgba(255,255,255,.64);
    }
    .t-dot{
      width:14px;height:14px;border-radius:6px;
      background:linear-gradient(135deg, rgba(162,28,175,.95), rgba(255,79,163,.95));
      box-shadow:0 0 0 5px rgba(162,28,175,.12);
      margin-top:4px;
      flex:0 0 auto;
    }
    .titem strong{
      font-size:13.5px;
      font-weight:1000;
    }
    .titem span{
      display:block;
      margin-top:4px;
      color:rgba(18,24,38,.70);
      font-size:12.8px;
      line-height:1.55;
    }

    /* Contact / footer */
    footer{
      padding:26px 0 30px;
      border-top:1px solid rgba(18,24,38,.08);
      background:linear-gradient(180deg, rgba(255,255,255,.80), rgba(255,255,255,.96));
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .foot-card{
      border-radius:24px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.74);
      box-shadow: 0 10px 28px rgba(18,24,38,.06);
      padding:16px;
    }
    .foot-title{
      margin:0;
      font-size:16px;
      letter-spacing:-.1px;
    }
    .foot-p{
      margin:10px 0 0;
      color:rgba(18,24,38,.72);
      line-height:1.8;
      font-size:13.5px;
    }
    .foot-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:12px;
    }
    .foot-links a{
      padding:9px 12px;
      border-radius:14px;
      border:1px solid rgba(18,24,38,.10);
      background:rgba(255,255,255,.70);
      font-weight:900;
      color:rgba(18,24,38,.82);
      font-size:12.8px;
      transition:transform .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
      white-space:nowrap;
    }
    .foot-links a:hover{
      transform:translateY(-1px);
      border-color:rgba(162,28,175,.22);
      background:rgba(162,28,175,.06);
    }
    .copyright{
      margin-top:12px;
      display:flex;
      justify-content:space-between;
      gap:10px;
      flex-wrap:wrap;
      color:rgba(18,24,38,.62);
      font-size:12.5px;
      line-height:1.6;
    }

    /* Floating */
    .floatbar{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:80;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      width:48px;height:48px;border-radius:18px;
      border:1px solid rgba(18,24,38,.12);
      background:rgba(255,255,255,.82);
      box-shadow:0 12px 30px rgba(18,24,38,.12);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition:transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
      -webkit-tap-highlight-color: transparent;
    }
    .float-btn:hover{transform:translateY(-2px); box-shadow:0 18px 42px rgba(18,24,38,.16); border-color:rgba(162,28,175,.22)}
    .float-btn svg{opacity:.9}
    .float-qrcode{
      position:relative;
    }
    .qpanel{
      position:absolute;
      right:0;
      bottom:58px;
      width:210px;
      border-radius:20px;
      border:1px solid rgba(18,24,38,.12);
      background:rgba(255,255,255,.92);
      box-shadow:0 18px 50px rgba(18,24,38,.18);
      padding:10px;
      opacity:0;
      transform:translateY(10px);
      pointer-events:none;
      transition:opacity .2s var(--ease), transform .2s var(--ease);
    }
    .float-qrcode:hover .qpanel, .float-qrcode:focus-within .qpanel{
      opacity:1;
      transform:translateY(0);
      pointer-events:auto;
    }
    .qpanel .qhead{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      padding:6px 6px 10px;
    }
    .qpanel .qhead strong{
      font-size:13px;
      letter-spacing:.1px;
    }
    .qimg{
      width:100%;
      border-radius:16px;
      overflow:hidden;
      border:1px solid rgba(18,24,38,.10);
      background:#fff;
    }
    .qimg img{
      width:100%;
      height:auto;
      display:block;
      object-fit:contain;
    }
    .qpanel .qnote{
      margin-top:8px;
      color:rgba(18,24,38,.70);
      font-size:12.5px;
      line-height:1.5;
      padding:0 6px 6px;
    }

    /* Scroll reveal */
    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .6s var(--ease), transform .6s var(--ease);
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }

    /* Responsive */
    @media (max-width: 980px){
      .hero-grid{grid-template-columns:1fr}
      .nav{display:none}
      .nav-cta{min-width:auto}
      .burger{display:flex}
      .mobile-panel.open{display:block}
      .process{grid-template-columns:1fr}
      .steps{grid-template-columns:1fr 1fr}
      .grid-3{grid-template-columns:1fr}
      .grid-4{grid-template-columns:1fr 1fr}
      .case-grid{grid-template-columns:1fr}
      .articles{grid-template-columns:1fr}
      .faq{grid-template-columns:1fr}
      .comments{grid-template-columns:1fr}
      .token-grid{grid-template-columns:1fr}
      .timeline{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .floatbar{right:10px; bottom:10px}
    }
    @media (max-width: 520px){
      .hero-title{font-size:28px}
      .trust-item{min-width:0}
      .metric-grid{grid-template-columns:1fr 1fr}
      .steps{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      th, td{padding:12px 10px}
      .article-items li{flex-direction:column; align-items:flex-start}
      .article-link{width:100%; justify-content:center}
      .topbar-inner{padding:10px 0}
    }

    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .reveal{transition:none}
      .metric, .card, .step, .article-link, .float-btn, .tag, .btn{transition:none}
    }