:root{
      --bg0:#f6fbff;
      --bg1:#f9f6ff;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#5b6476;
      --muted2:#7b869a;
      --line:rgba(15, 23, 42, .10);
      --line2:rgba(15, 23, 42, .14);
      --brand1:#22c3ff;
      --brand2:#2f7bff;
      --brand3:#7a5cff;
      --good:#14b8a6;
      --warn:#f59e0b;
      --shadow: 0 10px 30px rgba(2, 12, 27, .08);
      --shadow2: 0 16px 50px rgba(2, 12, 27, .10);
      --radius-xl:28px;
      --radius-lg:18px;
      --radius-md:14px;
      --radius-sm:12px;
      --focus: 0 0 0 4px rgba(34,195,255,.22);
      --container: 1140px;
    }
    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      color:var(--text);
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans", "Apple Color Emoji","Segoe UI Emoji";
      background:
        radial-gradient(1200px 600px at 15% 0%, rgba(34,195,255,.14), transparent 55%),
        radial-gradient(900px 520px at 85% 8%, rgba(122,92,255,.16), transparent 52%),
        linear-gradient(180deg, var(--bg0) 0%, #ffffff 35%, var(--bg1) 100%);
      overflow-x:hidden;
    }
    a{ color:inherit; text-decoration:none; }
    a:hover{ text-decoration:none; }
    .container{
      width:min(var(--container), calc(100% - 40px));
      margin:0 auto;
    }
    .skip-link{
      position:absolute;
      left:-999px;
      top:auto;
      width:1px;height:1px;
      overflow:hidden;
    }
    .skip-link:focus{
      left:16px; top:16px;
      width:auto;height:auto;
      background:#0b1220;
      color:#fff;
      padding:10px 12px;
      border-radius:12px;
      z-index:99999;
      box-shadow: var(--shadow2);
    }

    header{
      position:sticky;
      top:0;
      z-index:50;
      background: rgba(246, 251, 255, .72);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(15, 23, 42, .08);
    }
    .nav-wrap{ padding:14px 0; }
    .nav-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:220px;
    }
    .ai-page-logo{
      width:42px;height:42px;
      border-radius:14px;
      object-fit:contain;
      background: rgba(255,255,255,.7);
      box-shadow: 0 10px 28px rgba(34,195,255,.18);
      border:1px solid rgba(34,195,255,.18);
      padding:6px;
    }
    .brand-text{ display:flex; flex-direction:column; line-height:1.1; }
    .brand-name{
      font-weight:820;
      letter-spacing:.2px;
      font-size:15px;
    }
    .brand-sub{
      font-size:12px;
      color:var(--muted);
      margin-top:4px;
      white-space:nowrap;
    }
    .nav-right{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:14px;
      flex-wrap:nowrap;
      overflow:hidden;
    }
    .nav-links a{
      font-size:13px;
      color:rgba(31,41,55,.92);
      padding:10px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background:rgba(34,195,255,.08);
      border-color:rgba(34,195,255,.18);
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:12px 14px;
      border-radius:14px;
      border:1px solid rgba(34,195,255,.25);
      background: linear-gradient(135deg, rgba(34,195,255,.14) 0%, rgba(122,92,255,.10) 100%);
      color:#0b1220;
      font-weight:720;
      font-size:13px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
      box-shadow: 0 10px 24px rgba(34,195,255,.12);
      user-select:none;
    }
    .btn:hover{ transform: translateY(-2px); box-shadow: 0 18px 44px rgba(34,195,255,.18); border-color: rgba(34,195,255,.35); }
    .btn:active{ transform: translateY(-1px); }
    .btn:focus{ outline:none; box-shadow: var(--focus), 0 18px 44px rgba(34,195,255,.18); }
    .btn-primary{
      background: linear-gradient(135deg, #0ea5e9 0%, #2563eb 45%, #7c3aed 100%);
      border:1px solid rgba(2,132,199,.30);
      color:#fff;
      box-shadow: 0 16px 44px rgba(37,99,235,.22);
    }
    .btn-primary:hover{
      box-shadow: 0 22px 60px rgba(37,99,235,.30);
      border-color: rgba(2,132,199,.44);
    }
    .btn-ghost{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(15,23,42,.14);
      box-shadow: none;
    }
    .icon{
      width:18px;height:18px; display:inline-block;
    }
    .hamburger{
      display:none;
      width:44px;height:44px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.75);
      cursor:pointer;
      align-items:center;
      justify-content:center;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .hamburger:hover{ transform: translateY(-2px); box-shadow: var(--shadow); }
    .hamburger:focus{ outline:none; box-shadow: var(--focus); }
    .hamburger .bars{ width:20px; height:14px; position:relative; }
    .hamburger .bars span{
      position:absolute; left:0; right:0;
      height:2px; background:#0b1220; border-radius:99px;
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
      opacity:.9;
    }
    .hamburger .bars span:nth-child(1){ top:1px; }
    .hamburger .bars span:nth-child(2){ top:6px; }
    .hamburger .bars span:nth-child(3){ top:11px; }
    .hamburger[aria-expanded="true"] .bars span:nth-child(1){ top:6px; transform: rotate(45deg); }
    .hamburger[aria-expanded="true"] .bars span:nth-child(2){ opacity:0; }
    .hamburger[aria-expanded="true"] .bars span:nth-child(3){ top:6px; transform: rotate(-45deg); }

    .mobile-panel{
      display:none;
      padding:10px 0 16px;
    }
    .mobile-links{
      display:flex; flex-direction:column;
      gap:8px;
    }
    .mobile-links a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.78);
      font-weight:650;
      color:#0b1220;
    }
    .mobile-links a span{
      color:var(--muted);
      font-weight:600;
      font-size:12px;
    }

    main{ padding:18px 0 0; }
    .section{ padding:54px 0; }
    .section-tight{ padding:40px 0; }
    .section-title{
      font-size:28px;
      letter-spacing:-.4px;
      margin:0;
    }
    .section-sub{
      margin:10px 0 0;
      color:var(--muted);
      max-width:720px;
      line-height:1.7;
      font-size:14px;
    }
    .kicker{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(34,195,255,.22);
      background: rgba(255,255,255,.68);
      color:#0b1220;
      font-weight:720;
      font-size:12px;
      box-shadow: 0 14px 36px rgba(34,195,255,.10);
    }
    .kicker i{
      width:10px;height:10px;border-radius:50%;
      background: linear-gradient(135deg, var(--brand1), var(--brand3));
      box-shadow: 0 0 0 5px rgba(34,195,255,.14);
    }

    .hero{
      position:relative;
      padding:46px 0 30px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.08fr .92fr;
      gap:22px;
      align-items:start;
    }
    .hero-card{
      border-radius: var(--radius-xl);
      background:
        radial-gradient(1200px 600px at 20% -20%, rgba(34,195,255,.30), transparent 55%),
        radial-gradient(800px 520px at 90% 10%, rgba(122,92,255,.24), transparent 50%),
        linear-gradient(180deg, rgba(255,255,255,.80) 0%, rgba(255,255,255,.56) 100%);
      border:1px solid rgba(15,23,42,.10);
      box-shadow: var(--shadow);
      padding:26px 24px 22px;
      overflow:hidden;
      position:relative;
    }
    .hero-card::after{
      content:"";
      position:absolute;
      inset:-2px -2px auto auto;
      width:220px; height:220px;
      background: radial-gradient(circle at 30% 30%, rgba(34,195,255,.35), transparent 60%),
                  radial-gradient(circle at 70% 70%, rgba(122,92,255,.30), transparent 62%);
      filter: blur(1px);
      opacity:.85;
      transform: translate(12px,-12px);
      pointer-events:none;
    }
    .hero-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
      position:relative;
      z-index:1;
    }
    .hero-title{
      margin:12px 0 0;
      font-size:40px;
      letter-spacing:-1.1px;
      line-height:1.1;
    }
    .grad-text{
      background: linear-gradient(135deg, #0ea5e9 0%, #2563eb 45%, #7c3aed 100%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
      text-fill-color:transparent;
    }
    .hero-desc{
      margin:14px 0 0;
      color:rgba(31,41,55,.86);
      line-height:1.8;
      font-size:14.5px;
      max-width:680px;
      position:relative;
      z-index:1;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:18px;
      position:relative;
      z-index:1;
    }
    .pill-row{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:18px;
      position:relative;
      z-index:1;
    }
    .pill{
      padding:8px 12px;
      border-radius:999px;
      background: rgba(255,255,255,.65);
      border:1px solid rgba(15,23,42,.12);
      color:rgba(31,41,55,.88);
      font-size:12px;
      font-weight:650;
      display:flex;
      align-items:center;
      gap:8px;
    }
    .pill b{
      font-size:12px;
      color:#0b1220;
      letter-spacing:.2px;
    }
    .pill em{
      font-style:normal;
      color:var(--muted);
      font-weight:620;
    }
    .spark{
      width:12px;height:12px;border-radius:3px;
      background: linear-gradient(135deg, rgba(34,195,255,.95), rgba(122,92,255,.92));
      box-shadow: 0 10px 24px rgba(37,99,235,.20);
    }

    .hero-side{
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .side-card{
      border-radius: var(--radius-xl);
      background: rgba(255,255,255,.72);
      border:1px solid rgba(15,23,42,.10);
      box-shadow: 0 10px 26px rgba(2,12,27,.06);
      padding:18px 16px;
      overflow:hidden;
      position:relative;
    }
    .side-card::before{
      content:"";
      position:absolute;
      inset:-60px -70px auto auto;
      width:160px; height:160px;
      background: radial-gradient(circle at 40% 40%, rgba(34,195,255,.22), transparent 60%),
                  radial-gradient(circle at 70% 70%, rgba(122,92,255,.20), transparent 65%);
      pointer-events:none;
    }
    .side-title{
      font-weight:820;
      margin:0;
      font-size:14px;
      letter-spacing:.2px;
      position:relative;
      z-index:1;
    }
    .metric-grid{
      display:grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap:12px;
      margin-top:12px;
      position:relative;
      z-index:1;
    }
    .metric{
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      padding:12px 12px 10px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .metric:hover{
      transform: translateY(-3px);
      box-shadow: 0 16px 40px rgba(2,12,27,.10);
      border-color: rgba(34,195,255,.28);
    }
    .metric .num{
      font-size:18px;
      font-weight:900;
      letter-spacing:-.3px;
    }
    .metric .lab{
      margin-top:6px;
      font-size:12px;
      color:var(--muted);
      line-height:1.4;
      font-weight:650;
    }
    .side-list{
      margin-top:10px;
      display:flex;
      flex-direction:column;
      gap:10px;
      position:relative;
      z-index:1;
    }
    .side-li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:10px 10px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
    }
    .check{
      width:20px;height:20px;border-radius:8px;
      background: rgba(20,184,166,.14);
      border:1px solid rgba(20,184,166,.28);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .check svg{ width:12px;height:12px; }
    .side-li b{
      display:block;
      font-size:13px;
      letter-spacing:.1px;
    }
    .side-li span{
      display:block;
      margin-top:4px;
      color:var(--muted);
      font-size:12px;
      line-height:1.5;
      font-weight:620;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap:14px;
      margin-top:18px;
    }
    .card{
      background: rgba(255,255,255,.74);
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius-xl);
      box-shadow: 0 12px 28px rgba(2,12,27,.06);
      padding:16px 16px 14px;
      overflow:hidden;
      position:relative;
    }
    .card .topline{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(34,195,255,.22);
      background: rgba(255,255,255,.70);
      font-weight:760;
      font-size:12px;
    }
    .badge .dot{
      width:10px;height:10px;border-radius:50%;
      background: linear-gradient(135deg, var(--brand1), var(--brand3));
      box-shadow: 0 0 0 5px rgba(34,195,255,.14);
    }
    .card h3{
      margin:12px 0 0;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:10px 0 0;
      color:var(--muted);
      line-height:1.75;
      font-size:13.5px;
    }
    .card ul{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .card li{
      display:flex; gap:10px; align-items:flex-start;
      color:rgba(31,41,55,.88);
      font-weight:650;
      font-size:13px;
    }
    .li-mark{
      width:18px;height:18px;border-radius:8px;
      background: rgba(34,195,255,.12);
      border:1px solid rgba(34,195,255,.25);
      display:flex; align-items:center; justify-content:center;
      margin-top:1px;
      flex:0 0 auto;
    }
    .li-mark svg{ width:12px;height:12px; }
    .card .cta-row{
      display:flex; align-items:center; justify-content:space-between;
      gap:12px;
      margin-top:14px;
      padding-top:12px;
      border-top:1px dashed rgba(15,23,42,.14);
    }
    .mini-link{
      display:inline-flex; align-items:center; gap:10px;
      color:#0b1220;
      font-weight:760;
      font-size:13px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.70);
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .mini-link:hover{
      transform: translateY(-2px);
      box-shadow: var(--shadow);
      border-color: rgba(34,195,255,.28);
    }
    .mini-link svg{ width:16px;height:16px; }

    .dual{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:16px;
      margin-top:18px;
      align-items:start;
    }
    .split{
      display:flex;
      gap:16px;
      align-items:flex-start;
      margin-top:16px;
    }
    .step{
      padding:14px 14px;
      border-radius: var(--radius-xl);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 26px rgba(2,12,27,.05);
      position:relative;
      overflow:hidden;
    }
    .step::after{
      content:"";
      position:absolute;
      inset:auto -60px -70px auto;
      width:160px;height:160px;
      background: radial-gradient(circle at 35% 35%, rgba(34,195,255,.18), transparent 62%),
                  radial-gradient(circle at 70% 70%, rgba(122,92,255,.14), transparent 66%);
      pointer-events:none;
      opacity:.9;
    }
    .step .head{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      gap:12px;
    }
    .step .num{
      width:40px;height:40px;border-radius:16px;
      background: linear-gradient(135deg, rgba(34,195,255,.20), rgba(122,92,255,.18));
      border:1px solid rgba(34,195,255,.25);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      letter-spacing:-.2px;
    }
    .step h3{
      margin:0;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .step p{
      position:relative;
      z-index:1;
      margin:10px 0 0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
    }
    .process{
      display:grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap:14px;
      margin-top:18px;
    }
    .process .pstep{
      border-radius: var(--radius-xl);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      padding:14px 14px 12px;
      box-shadow: 0 10px 26px rgba(2,12,27,.05);
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .process .pstep:hover{
      transform: translateY(-3px);
      box-shadow: 0 18px 44px rgba(2,12,27,.10);
      border-color: rgba(34,195,255,.28);
    }
    .process .pstep .t{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .tag{
      font-size:12px;
      font-weight:760;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.72);
      color:rgba(31,41,55,.88);
      white-space:nowrap;
    }
    .pstep .pnum{
      width:38px;height:38px;border-radius:16px;
      background: rgba(34,195,255,.12);
      border:1px solid rgba(34,195,255,.24);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      letter-spacing:-.2px;
    }
    .process .pstep h3{
      margin:12px 0 0;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .process .pstep p{
      margin:8px 0 0;
      color:var(--muted);
      line-height:1.7;
      font-size:13.5px;
    }

    .table-wrap{
      margin-top:16px;
      border-radius: var(--radius-xl);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 28px rgba(2,12,27,.06);
      overflow:hidden;
    }
    .table-head{
      padding:14px 16px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      border-bottom:1px solid rgba(15,23,42,.08);
      background: linear-gradient(90deg, rgba(34,195,255,.10), rgba(122,92,255,.08));
    }
    .table-head b{
      font-size:14px;
      letter-spacing:-.2px;
    }
    .table-head span{
      color:var(--muted);
      font-size:12.5px;
      font-weight:650;
    }
    table{
      width:100%;
      border-collapse:collapse;
      font-size:13.5px;
      min-width:860px;
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(15,23,42,.08);
      vertical-align:top;
    }
    th{
      text-align:left;
      font-weight:900;
      color:#0b1220;
      background: rgba(255,255,255,.65);
    }
    td{
      color:rgba(31,41,55,.92);
    }
    tr:last-child td{ border-bottom:none; }
    .score{
      display:flex; align-items:center; gap:10px;
      white-space:nowrap;
      font-weight:900;
    }
    .star{
      display:inline-flex;
      align-items:center;
      gap:3px;
      color:#0ea5e9;
    }
    .star svg{ width:16px;height:16px; }
    .chip{
      display:inline-flex;
      align-items:center;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.70);
      color:rgba(31,41,55,.9);
      font-weight:750;
      font-size:12.5px;
      gap:8px;
      margin:4px 6px 0 0;
      white-space:nowrap;
    }
    .chip.good{ border-color: rgba(20,184,166,.30); background: rgba(20,184,166,.10); }
    .chip.warn{ border-color: rgba(245,158,11,.30); background: rgba(245,158,11,.10); }

    .tabs{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:16px;
      align-items:center;
    }
    .tab{
      border-radius:999px;
      padding:10px 12px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.74);
      font-weight:800;
      font-size:13px;
      cursor:pointer;
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
      user-select:none;
    }
    .tab:hover{ transform: translateY(-2px); border-color: rgba(34,195,255,.28); box-shadow: 0 16px 40px rgba(2,12,27,.08); }
    .tab[aria-selected="true"]{
      border-color: rgba(34,195,255,.36);
      background: linear-gradient(135deg, rgba(34,195,255,.16), rgba(122,92,255,.12));
      box-shadow: 0 18px 44px rgba(34,195,255,.16);
    }

    .cards-grid{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap:14px;
      margin-top:16px;
    }
    .mini-card{
      border-radius: var(--radius-xl);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 28px rgba(2,12,27,.06);
      padding:14px 14px 12px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .mini-card:hover{ transform: translateY(-3px); box-shadow: 0 18px 44px rgba(2,12,27,.10); border-color: rgba(34,195,255,.28); }
    .mini-card .h{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
    }
    .mini-card .h b{ font-size:14.5px; letter-spacing:-.2px; }
    .mini-card .meta{
      margin-top:10px;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      font-weight:620;
    }
    .mini-card .list{
      margin-top:12px;
      display:flex; flex-direction:column; gap:9px;
      padding:0; list-style:none;
    }
    .mini-card .list li{
      display:flex; gap:10px; align-items:flex-start;
      color:rgba(31,41,55,.90);
      font-weight:650;
      font-size:13px;
    }

    .timeline{
      margin-top:16px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
    }
    .timebox{
      border-radius: var(--radius-xl);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 28px rgba(2,12,27,.06);
      padding:16px 14px 12px;
      overflow:hidden;
      position:relative;
    }
    .timebox::before{
      content:"";
      position:absolute;
      inset:-120px auto auto -120px;
      width:240px;height:240px;
      background: radial-gradient(circle at 50% 50%, rgba(34,195,255,.16), transparent 60%);
      pointer-events:none;
    }
    .timebox h3{
      margin:0;
      font-size:15px;
      letter-spacing:-.2px;
      position:relative;
      z-index:1;
    }
    .timebox p{
      margin:10px 0 0;
      color:var(--muted);
      line-height:1.7;
      font-size:13.5px;
      position:relative;
      z-index:1;
    }
    .timeitems{
      margin-top:12px;
      display:flex;
      flex-direction:column;
      gap:10px;
      position:relative;
      z-index:1;
    }
    .titem{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:10px 10px;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
    }
    .titem .dot{
      width:14px;height:14px;border-radius:5px;
      background: linear-gradient(135deg, rgba(34,195,255,.95), rgba(122,92,255,.92));
      box-shadow: 0 10px 24px rgba(37,99,235,.18);
      margin-top:4px;
      flex:0 0 auto;
    }
    .titem b{ font-size:13.5px; }
    .titem span{
      display:block;
      margin-top:4px;
      color:var(--muted);
      font-size:12.5px;
      line-height:1.55;
      font-weight:620;
    }

    .faq-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      margin-top:16px;
      align-items:start;
    }
    details.faq{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius-xl);
      box-shadow: 0 10px 26px rgba(2,12,27,.05);
      padding:12px 14px;
      transition: box-shadow .15s ease, border-color .15s ease, transform .15s ease;
    }
    details.faq:hover{
      border-color: rgba(34,195,255,.26);
      transform: translateY(-2px);
      box-shadow: 0 16px 40px rgba(2,12,27,.09);
    }
    details.faq[open]{
      border-color: rgba(34,195,255,.36);
      box-shadow: 0 18px 44px rgba(34,195,255,.16);
    }
    details.faq summary{
      list-style:none;
      cursor:pointer;
      font-weight:850;
      font-size:14px;
      letter-spacing:-.2px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:8px 0;
      outline:none;
    }
    details.faq summary::-webkit-details-marker{ display:none; }
    .sum-icon{
      width:34px;height:34px;border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.72);
      display:flex;align-items:center;justify-content:center;
      flex:0 0 auto;
      transition: transform .2s ease, border-color .2s ease;
    }
    details.faq[open] .sum-icon{ transform: rotate(45deg); border-color: rgba(34,195,255,.28); }
    details.faq p{
      margin:0;
      color:var(--muted);
      line-height:1.8;
      font-size:13.5px;
      padding:0 0 10px;
      font-weight:620;
    }

    .articles{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      margin-top:16px;
    }
    .article-card{
      border-radius: var(--radius-xl);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 28px rgba(2,12,27,.06);
      padding:14px 14px 12px;
      display:flex;
      flex-direction:column;
      gap:10px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .article-card:hover{ transform: translateY(-3px); box-shadow: 0 18px 44px rgba(2,12,27,.10); border-color: rgba(34,195,255,.28); }
    .article-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .article-top b{
      font-size:14.5px;
      letter-spacing:-.2px;
      line-height:1.35;
    }
    .article-meta{
      color:var(--muted2);
      font-size:12.5px;
      font-weight:650;
      white-space:nowrap;
      margin-top:2px;
    }
    .article-desc{
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
      font-weight:620;
      margin:0;
    }

    .form-card{
      border-radius: var(--radius-xl);
      border:1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(900px 420px at 15% 0%, rgba(34,195,255,.20), transparent 55%),
        radial-gradient(900px 420px at 90% 10%, rgba(122,92,255,.18), transparent 55%),
        rgba(255,255,255,.72);
      box-shadow: 0 16px 44px rgba(2,12,27,.08);
      padding:16px 14px 12px;
      overflow:hidden;
    }
    form{
      margin-top:12px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    label{ display:flex; flex-direction:column; gap:8px; font-weight:820; font-size:13px; letter-spacing:-.1px; }
    .field{
      border-radius:14px;
      border:1px solid rgba(15,23,42,.14);
      background: rgba(255,255,255,.78);
      padding:12px 12px;
      font-size:14px;
      color:#0b1220;
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease;
    }
    .field:focus{
      border-color: rgba(34,195,255,.40);
      box-shadow: var(--focus);
    }
    textarea.field{ min-height:110px; resize:vertical; grid-column: 1 / -1; }
    select.field{ appearance:none; background-image: linear-gradient(45deg, transparent 50%, rgba(31,41,55,.8) 50%), linear-gradient(135deg, rgba(31,41,55,.8) 50%, transparent 50%); background-position: calc(100% - 18px) calc(50% + 2px), calc(100% - 12px) calc(50% + 2px); background-size: 6px 6px, 6px 6px; background-repeat:no-repeat; padding-right:34px; }
    .form-actions{
      grid-column: 1 / -1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:6px;
      flex-wrap:wrap;
    }
    .form-note{
      color:var(--muted);
      font-size:12.5px;
      line-height:1.6;
      font-weight:650;
      max-width:520px;
    }

    .reviews{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap:14px;
      margin-top:16px;
    }
    .review{
      border-radius: var(--radius-xl);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 28px rgba(2,12,27,.06);
      padding:14px 14px 12px;
      display:flex;
      flex-direction:column;
      gap:10px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .review:hover{ transform: translateY(-3px); box-shadow: 0 18px 44px rgba(2,12,27,.10); border-color: rgba(34,195,255,.28); }
    .review .r-top{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
    }
    .avatar{
      width:38px;height:38px;border-radius:16px;
      border:1px solid rgba(15,23,42,.12);
      background: linear-gradient(135deg, rgba(34,195,255,.18), rgba(122,92,255,.14));
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      letter-spacing:-.2px;
      color:#0b1220;
    }
    .review b{
      font-size:14.5px;
      letter-spacing:-.2px;
    }
    .review .role{
      color:var(--muted2);
      font-weight:650;
      font-size:12.5px;
      margin-top:4px;
    }
    .quote{
      color:rgba(31,41,55,.92);
      font-size:13.5px;
      line-height:1.8;
      margin:0;
      font-weight:620;
    }
    .review .r-stars{
      display:flex; gap:4px; align-items:center;
      color:#0ea5e9;
      margin-top:auto;
    }
    .review .r-stars svg{ width:16px;height:16px; }

    .floating-kefu{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:90;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .kefu-btn{
      width:54px; height:54px;
      border-radius:20px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.80);
      box-shadow: var(--shadow2);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
    }
    .kefu-btn:hover{
      transform: translateY(-3px);
      border-color: rgba(34,195,255,.28);
      box-shadow: 0 22px 60px rgba(2,12,27,.16);
    }
    .kefu-btn:focus{ outline:none; box-shadow: var(--focus), 0 22px 60px rgba(2,12,27,.16); }
    .kefu-btn::after{
      content:"";
      position:absolute;
      inset:-30px -30px auto auto;
      width:90px;height:90px;
      background: radial-gradient(circle at 40% 40%, rgba(34,195,255,.25), transparent 60%),
                  radial-gradient(circle at 70% 70%, rgba(122,92,255,.20), transparent 62%);
      pointer-events:none;
    }
    .kefu-panel{
      width:min(320px, calc(100vw - 28px));
      border-radius: 22px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.86);
      box-shadow: var(--shadow2);
      padding:12px 12px 10px;
      display:none;
      overflow:hidden;
      transform-origin: 90% 100%;
      animation: pop .18s ease both;
    }
    @keyframes pop{
      from{ opacity:0; transform: translateY(6px) scale(.98); }
      to{ opacity:1; transform: translateY(0) scale(1); }
    }
    .kefu-head{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      padding:2px 2px 10px;
      border-bottom:1px dashed rgba(15,23,42,.14);
    }
    .kefu-head b{ font-size:13.5px; letter-spacing:-.2px; }
    .close-x{
      width:34px;height:34px;border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.75);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .close-x:hover{ transform: translateY(-2px); box-shadow: var(--shadow); }
    .kefu-body{
      padding:10px 2px 0;
      display:flex; gap:12px; align-items:flex-start;
    }
    .qr{
      width:108px; height:108px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:#fff;
      padding:6px;
      flex:0 0 auto;
    }
    .kefu-body p{
      margin:0;
      color:var(--muted);
      font-size:12.8px;
      line-height:1.7;
      font-weight:650;
    }
    .kefu-links{
      margin-top:10px;
      display:flex; gap:10px; flex-wrap:wrap;
    }

    .backtop{
      width:54px;height:54px;
      border-radius:20px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.80);
      box-shadow: var(--shadow2);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, opacity .18s ease;
      opacity:0;
      pointer-events:none;
    }
    .backtop.show{
      opacity:1;
      pointer-events:auto;
    }
    .backtop:hover{ transform: translateY(-3px); border-color: rgba(34,195,255,.28); box-shadow: 0 22px 60px rgba(2,12,27,.16); }
    .backtop:focus{ outline:none; box-shadow: var(--focus), 0 22px 60px rgba(2,12,27,.16); }

    .footer{
      background: linear-gradient(180deg, rgba(11,18,32,.98) 0%, rgba(9,16,29,1) 100%);
      color:#e6edf7;
      border-top:1px solid rgba(255,255,255,.10);
      margin-top:30px;
    }
    .footer .container{ padding:28px 0 18px; }
    .foot-grid{
      display:grid;
      grid-template-columns: 1.3fr 1fr 1fr;
      gap:16px;
      align-items:start;
    }
    .foot-brand{
      display:flex; gap:12px; align-items:flex-start;
    }
    .foot-logo{
      width:46px;height:46px;border-radius:18px;
      border:1px solid rgba(34,195,255,.30);
      background: linear-gradient(135deg, rgba(34,195,255,.18), rgba(122,92,255,.14));
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
      padding:6px;
      flex:0 0 auto;
    }
    .foot-brand b{
      font-size:16px;
      letter-spacing:-.2px;
      display:block;
      color:#ffffff;
    }
    .foot-brand p{
      margin:8px 0 0;
      color:rgba(230,237,247,.82);
      font-size:13px;
      line-height:1.7;
      font-weight:620;
    }
    .foot-col h3{
      margin:0;
      font-size:14px;
      letter-spacing:-.2px;
      color:#ffffff;
    }
    .foot-links{
      margin-top:10px;
      display:flex; flex-direction:column;
      gap:10px;
    }
    .foot-links a{
      color:rgba(230,237,247,.85);
      font-weight:650;
      font-size:13px;
      padding:8px 10px;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.03);
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
    }
    .foot-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(34,195,255,.30);
      background: rgba(34,195,255,.10);
    }
    .foot-bottom{
      margin-top:18px;
      padding-top:14px;
      border-top:1px solid rgba(255,255,255,.10);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      color:rgba(230,237,247,.78);
      font-size:12.8px;
      font-weight:650;
    }
    .friend{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      justify-content:flex-start;
    }
    .friend a{
      color:#eaf6ff;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.04);
      font-weight:720;
      font-size:12.5px;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .friend a:hover{
      transform: translateY(-2px);
      border-color: rgba(34,195,255,.35);
      background: rgba(34,195,255,.10);
    }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .6s ease, transform .6s ease;
      will-change: opacity, transform;
    }
    .reveal.show{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .nav-links{ display:none; }
      .hamburger{ display:flex; }
      .mobile-panel{ display:block; }
      .hero-grid{ grid-template-columns: 1fr; }
      .hero-title{ font-size:34px; }
      .grid-3{ grid-template-columns: 1fr; }
      .dual{ grid-template-columns: 1fr; }
      .process{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .cards-grid{ grid-template-columns: 1fr; }
      .timeline{ grid-template-columns: 1fr; }
      .faq-grid{ grid-template-columns: 1fr; }
      .reviews{ grid-template-columns: 1fr; }
      .articles{ grid-template-columns: 1fr; }
      form{ grid-template-columns: 1fr; }
      textarea.field{ grid-column:auto; }
      .foot-grid{ grid-template-columns: 1fr; }
      table{ min-width: 720px; }
    }

    @media (prefers-reduced-motion: reduce){
      html{ scroll-behavior:auto; }
      .reveal{ transition:none; }
      .btn, .mini-card, .metric, details.faq, .article-card, .review, .pstep, .tab, .mini-link, .kefu-btn, .backtop, .foot-links a{ transition:none; }
      .kefu-panel{ animation:none; }
    }