:root{
      --bg0:#ffffff;
      --bg1:#fbf8ff;
      --bg2:#f4f0ff;
      --card:#ffffff;
      --text:#111827;
      --muted:#475569;
      --muted2:#6b7280;
      --border:rgba(17,24,39,.10);
      --shadow: 0 10px 30px rgba(30, 14, 70, .10);
      --shadow2: 0 8px 20px rgba(17,24,39,.08);
      --purple:#6d28d9;
      --purple2:#8b5cf6;
      --pink:#ec4899;
      --indigo:#4f46e5;
      --cyan:#22d3ee;
      --success:#16a34a;
      --warning:#f59e0b;
      --radius:18px;
      --radius2:14px;
      --container: 1120px;
      --ring: 0 0 0 4px rgba(139,92,246,.18);
      --focus: rgba(139,92,246,.55);
      --btnText:#ffffff;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB",
        "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      color:var(--text);
      background: radial-gradient(1200px 700px at 20% -10%, rgba(139,92,246,.18), transparent 60%),
        radial-gradient(900px 520px at 90% 10%, rgba(236,72,153,.14), transparent 55%),
        linear-gradient(180deg, var(--bg0), var(--bg1) 38%, #fff 100%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    button, input, textarea, select{font:inherit}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .topbar{
      position:sticky; top:0; z-index:50;
      background: rgba(255,255,255,.78);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(17,24,39,.06);
    }
    .nav{
      display:flex; align-items:center; justify-content:space-between;
      padding:14px 0;
      gap:14px;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width: 220px;
    }
    .ai-page-logo{
      width:42px; height:42px; object-fit:contain;
      border-radius:12px;
      background: radial-gradient(70% 70% at 30% 20%, rgba(139,92,246,.25), rgba(236,72,153,.10) 60%, rgba(255,255,255,.4) 100%);
      padding:6px;
      box-shadow: inset 0 0 0 1px rgba(109,40,217,.12);
    }
    .brandTitle{
      display:flex; flex-direction:column; line-height:1.05;
    }
    .brandTitle strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .brandTitle span{
      font-size:12px; color:var(--muted2);
    }
    .navLinks{
      display:flex; align-items:center; gap:18px; flex-wrap:nowrap;
    }
    .navLinks a{
      color:var(--muted);
      font-size:13px;
      padding:9px 10px;
      border-radius:12px;
      transition: background .2s ease, color .2s ease;
      white-space:nowrap;
    }
    .navLinks a:hover{
      background: rgba(139,92,246,.10);
      color: var(--text);
    }
    .navActions{
      display:flex; align-items:center; gap:10px; justify-content:flex-end; min-width: 260px;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      padding:11px 14px;
      border-radius:14px;
      border:1px solid rgba(109,40,217,.16);
      background: linear-gradient(135deg, rgba(109,40,217,.10), rgba(236,72,153,.07));
      color: var(--text);
      box-shadow: 0 8px 18px rgba(109,40,217,.08);
      cursor:pointer;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      font-weight:650;
      font-size:13px;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 12px 26px rgba(109,40,217,.14);
      border-color: rgba(139,92,246,.28);
    }
    .btnPrimary{
      background: linear-gradient(135deg, #6d28d9, #8b5cf6 45%, #ec4899);
      border-color: rgba(255,255,255,.12);
      color: var(--btnText);
      box-shadow: 0 18px 40px rgba(109,40,217,.25);
    }
    .btnPrimary:hover{
      box-shadow: 0 22px 48px rgba(109,40,217,.30);
    }
    .btnGhost{
      background: rgba(255,255,255,.65);
      border-color: rgba(17,24,39,.10);
      box-shadow:none;
      color: var(--text);
    }
    .iconDot{
      width:10px; height:10px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, #fff, rgba(255,255,255,.2) 40%, rgba(255,255,255,.02) 55%),
        linear-gradient(135deg, var(--purple2), var(--pink));
      box-shadow: 0 0 0 3px rgba(139,92,246,.14);
      flex:0 0 auto;
    }
    .hamburger{
      display:none;
      width:42px; height:42px; border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.65);
      cursor:pointer;
      align-items:center; justify-content:center;
    }
    .hamburger span{
      display:block; width:18px; height:2px; background: var(--text); border-radius:99px; position:relative;
    }
    .hamburger span::before,.hamburger span::after{
      content:""; position:absolute; left:0; width:18px; height:2px; background: var(--text); border-radius:99px;
    }
    .hamburger span::before{top:-6px}
    .hamburger span::after{top:6px}
    .mobilePanel{
      display:none;
      padding:10px 0 16px;
    }
    .mobileGrid{
      display:grid;
      gap:10px;
      grid-template-columns: 1fr 1fr;
    }
    .mobileGrid a{
      padding:11px 12px;
      border:1px solid rgba(17,24,39,.08);
      border-radius:14px;
      background: rgba(255,255,255,.65);
      color: var(--muted);
      font-size:13px;
      transition: border-color .2s ease, transform .15s ease, background .2s ease, color .2s ease;
    }
    .mobileGrid a:hover{
      transform: translateY(-1px);
      border-color: rgba(139,92,246,.26);
      color: var(--text);
      background: rgba(139,92,246,.08);
    }
    main{padding-bottom: 24px}
    .hero{
      padding: 28px 0 10px;
      position:relative;
    }
    .heroWrap{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:18px;
      align-items:stretch;
    }
    .heroLeft{
      position:relative;
      border-radius: calc(var(--radius) + 8px);
      padding:28px 26px;
      overflow:hidden;
      border:1px solid rgba(109,40,217,.14);
      background:
        radial-gradient(1200px 600px at 20% 0%, rgba(139,92,246,.26), transparent 52%),
        radial-gradient(900px 520px at 90% 20%, rgba(236,72,153,.18), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.55));
      box-shadow: var(--shadow);
    }
    .heroLeft::after{
      content:"";
      position:absolute; inset:-2px;
      background:
        conic-gradient(from 180deg at 50% 50%, rgba(109,40,217,.0), rgba(139,92,246,.22), rgba(236,72,153,.18), rgba(34,211,238,.12), rgba(109,40,217,.0));
      opacity:.40;
      filter: blur(20px);
      pointer-events:none;
      transform: translate3d(0,0,0);
    }
    .heroInner{position:relative; z-index:1}
    .crumbRow{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
      margin-bottom:14px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background: rgba(255,255,255,.65);
      border:1px solid rgba(17,24,39,.08);
      color: var(--muted);
      font-size:12px;
      box-shadow: 0 10px 22px rgba(17,24,39,.05);
    }
    .pill b{color:var(--text)}
    .heroTitle{
      font-size: clamp(26px, 3.3vw, 40px);
      letter-spacing:-.6px;
      line-height:1.15;
      margin:0 0 10px;
      font-weight:860;
    }
    .heroSub{
      color:var(--muted);
      margin:0 0 18px;
      font-size:14px;
      line-height:1.7;
      max-width: 62ch;
    }
    .heroCtas{
      display:flex; align-items:center; gap:12px; flex-wrap:wrap;
      margin-bottom:18px;
    }
    .miniTrust{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
      margin-top:10px;
    }
    .trustItem{
      padding:12px 12px;
      border-radius:16px;
      background: rgba(255,255,255,.62);
      border:1px solid rgba(17,24,39,.08);
      display:flex; gap:10px; align-items:flex-start;
      box-shadow: 0 10px 22px rgba(17,24,39,.05);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .trustItem:hover{
      transform: translateY(-2px);
      border-color: rgba(139,92,246,.24);
      box-shadow: 0 16px 34px rgba(109,40,217,.14);
    }
    .trustIcon{
      width:34px; height:34px; border-radius:12px;
      background: linear-gradient(135deg, rgba(109,40,217,.22), rgba(236,72,153,.16));
      border:1px solid rgba(109,40,217,.18);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .trustIcon svg{width:18px; height:18px}
    .trustText strong{display:block; font-size:13px}
    .trustText span{display:block; font-size:12px; color:var(--muted2); margin-top:3px}
    .heroRight{
      border-radius: calc(var(--radius) + 8px);
      border:1px solid rgba(17,24,39,.08);
      background: linear-gradient(180deg, rgba(255,255,255,.75), rgba(255,255,255,.52));
      box-shadow: var(--shadow2);
      padding:18px 16px;
      position:relative;
      overflow:hidden;
    }
    .heroRight::before{
      content:"";
      position:absolute; inset:-80px -120px auto auto;
      width:280px; height:280px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, rgba(139,92,246,.28), rgba(236,72,153,.16) 45%, transparent 70%);
      filter: blur(2px);
      pointer-events:none;
    }
    .rightInner{position:relative; z-index:1}
    .sectionKicker{
      display:flex; align-items:center; gap:10px;
      color: var(--muted);
      font-size:12px;
      margin-bottom:10px;
    }
    .sectionKicker .line{
      height:1px; flex:1;
      background: linear-gradient(90deg, rgba(109,40,217,.28), rgba(236,72,153,.18), transparent);
    }
    .metricGrid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:10px;
    }
    .metric{
      border-radius:16px;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.66);
      padding:14px 12px;
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
      min-height: 90px;
      display:flex; flex-direction:column; justify-content:space-between;
    }
    .metric:hover{
      transform: translateY(-2px);
      border-color: rgba(139,92,246,.26);
      box-shadow: 0 18px 40px rgba(109,40,217,.12);
    }
    .metric .tag{
      font-size:12px; color:var(--muted2);
      display:flex; align-items:center; gap:8px;
    }
    .spark{
      width:10px; height:10px; border-radius:3px;
      background: linear-gradient(135deg, var(--purple2), var(--pink));
      box-shadow: 0 0 0 3px rgba(139,92,246,.14);
    }
    .metric strong{
      font-size:18px; letter-spacing:-.3px;
    }
    .metric span{
      font-size:12px; color:var(--muted2);
      line-height:1.4;
    }
    .quickForm{
      margin-top:14px;
      border-top:1px dashed rgba(17,24,39,.12);
      padding-top:14px;
    }
    .quickForm h3{
      margin:0 0 8px;
      font-size:14px;
      letter-spacing:-.2px;
    }
    .inlineForm{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-bottom:10px;
    }
    .field{
      display:flex; flex-direction:column; gap:6px;
    }
    label{
      font-size:12px; color:var(--muted2);
    }
    .input, select.input, textarea.input{
      padding:11px 12px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.78);
      outline:none;
      transition: box-shadow .2s ease, border-color .2s ease, background .2s ease;
    }
    .input:focus{
      box-shadow: var(--ring);
      border-color: rgba(139,92,246,.45);
      background:#fff;
    }
    .inlineForm .fieldFull{grid-column:1 / -1}
    .formActions{
      display:flex; gap:10px; align-items:center; justify-content:space-between; flex-wrap:wrap;
    }
    .hint{
      color:var(--muted2);
      font-size:12px;
      line-height:1.5;
    }
    .section{
      padding: 22px 0;
    }
    .secHead{
      display:flex; align-items:flex-end; justify-content:space-between;
      gap:16px; flex-wrap:wrap;
      margin-bottom:14px;
    }
    .secHead h2{
      margin:0;
      font-size:20px;
      letter-spacing:-.4px;
    }
    .secHead p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      max-width:64ch;
    }
    .grid3{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .grid4{
      display:grid;
      grid-template-columns: repeat(4, minmax(0,1fr));
      gap:12px;
    }
    .card{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(17,24,39,.08);
      border-radius: var(--radius);
      padding:16px 14px;
      box-shadow: 0 10px 28px rgba(17,24,39,.05);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 44px rgba(109,40,217,.12);
      border-color: rgba(139,92,246,.24);
    }
    .cardTitle{
      display:flex; align-items:center; gap:10px;
      margin-bottom:8px;
    }
    .badgeIcon{
      width:38px; height:38px; border-radius:14px;
      background: linear-gradient(135deg, rgba(109,40,217,.22), rgba(236,72,153,.14));
      border:1px solid rgba(109,40,217,.18);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .badgeIcon svg{width:18px; height:18px}
    .card h3{
      margin:0;
      font-size:14px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .list{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      display:flex; flex-direction:column; gap:8px;
    }
    .list li{
      display:flex; gap:10px; align-items:flex-start;
      color:var(--muted);
      font-size:13px; line-height:1.6;
    }
    .check{
      width:18px; height:18px; border-radius:6px;
      background: linear-gradient(135deg, rgba(34,211,238,.20), rgba(139,92,246,.18));
      border:1px solid rgba(34,211,238,.30);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:1px;
    }
    .check svg{width:12px; height:12px; color: var(--indigo)}
    .steps{
      display:grid;
      grid-template-columns: repeat(5, minmax(0,1fr));
      gap:12px;
    }
    .step{
      position:relative;
      overflow:hidden;
    }
    .step .num{
      font-size:12px; color:var(--muted2);
      display:flex; align-items:center; gap:10px;
      margin-bottom:10px;
    }
    .step .num i{
      width:26px; height:26px; border-radius:10px;
      font-style:normal;
      display:inline-flex; align-items:center; justify-content:center;
      background: linear-gradient(135deg, rgba(109,40,217,.25), rgba(236,72,153,.18));
      border:1px solid rgba(109,40,217,.18);
      color: var(--text);
      font-weight:800;
    }
    .step .k{
      color:var(--text);
      font-size:14px; font-weight:800; margin:0 0 6px;
      letter-spacing:-.2px;
    }
    .step .d{
      margin:0; color:var(--muted); font-size:13px; line-height:1.7;
    }
    .step::after{
      content:"";
      position:absolute; inset:auto -30px -40px auto;
      width:110px; height:110px;
      background: radial-gradient(circle at 30% 30%, rgba(139,92,246,.22), transparent 60%);
      transform: rotate(20deg);
      pointer-events:none;
    }
    .compareWrap{
      display:grid;
      grid-template-columns: .95fr 1.05fr;
      gap:12px;
      align-items:stretch;
    }
    .ratingCard{
      padding:18px 16px;
      border-radius: var(--radius);
      background:
        radial-gradient(600px 300px at 10% 10%, rgba(139,92,246,.22), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.74), rgba(255,255,255,.55));
      border:1px solid rgba(109,40,217,.14);
      box-shadow: 0 18px 50px rgba(109,40,217,.12);
    }
    .ratingTop{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      flex-wrap:wrap;
    }
    .stars{
      display:flex; gap:6px; align-items:center;
    }
    .star{
      width:16px; height:16px;
      display:inline-block;
      background: conic-gradient(from 180deg, #ffd166, #f59e0b);
      clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
      filter: drop-shadow(0 6px 10px rgba(245,158,11,.20));
    }
    .ratingCard h3{
      margin:10px 0 6px;
      font-size:14px;
      letter-spacing:-.2px;
    }
    .scoreRow{
      display:flex; gap:10px; align-items:baseline; flex-wrap:wrap;
    }
    .scoreRow strong{
      font-size:42px; letter-spacing:-1.2px;
    }
    .scoreRow span{
      color:var(--muted);
      font-size:13px; line-height:1.6;
      max-width:32ch;
    }
    .recommendList{
      margin:12px 0 0;
      padding:0; list-style:none;
      display:flex; flex-direction:column; gap:9px;
    }
    .recommendList li{
      display:flex; gap:10px; align-items:flex-start;
      color:var(--muted);
      font-size:13px; line-height:1.6;
    }
    .dot{
      width:12px; height:12px; border-radius:50%;
      background: linear-gradient(135deg, var(--purple2), var(--pink));
      box-shadow: 0 0 0 4px rgba(139,92,246,.14);
      margin-top:4px;
      flex:0 0 auto;
    }
    .compareTableCard{
      padding:16px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 28px rgba(17,24,39,.05);
    }
    .tableWrap{
      overflow:auto;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.78);
    }
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      min-width: 720px;
      font-size:13px;
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(17,24,39,.08);
      vertical-align:top;
    }
    th{
      background: linear-gradient(135deg, rgba(109,40,217,.10), rgba(236,72,153,.08));
      color: var(--text);
      font-weight:800;
      position:sticky; top:0;
      z-index:1;
    }
    tr:last-child td{border-bottom:none}
    .best{
      display:inline-flex; align-items:center; gap:8px;
      padding:6px 10px;
      border-radius:999px;
      border:1px solid rgba(109,40,217,.18);
      background: rgba(139,92,246,.12);
      font-weight:800;
      color: var(--text);
      white-space:nowrap;
    }
    .best i{
      width:10px; height:10px; border-radius:3px;
      background: linear-gradient(135deg, var(--purple2), var(--pink));
      box-shadow: 0 0 0 3px rgba(139,92,246,.14);
      display:inline-block;
    }
    .chipRow{display:flex; flex-wrap:wrap; gap:8px; margin-top:8px}
    .chip{
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.70);
      color: var(--muted);
      font-size:12px;
      transition: transform .15s ease, border-color .2s ease, background .2s ease;
    }
    .chip:hover{
      transform: translateY(-1px);
      border-color: rgba(139,92,246,.24);
      background: rgba(139,92,246,.08);
      color: var(--text);
    }
    .caseGrid{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .caseCard{
      padding:14px 14px;
      overflow:hidden;
      position:relative;
      border-radius: var(--radius);
      background: rgba(255,255,255,.72);
      border:1px solid rgba(17,24,39,.08);
      box-shadow: 0 10px 28px rgba(17,24,39,.05);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .caseCard:hover{
      transform: translateY(-2px);
      border-color: rgba(139,92,246,.24);
      box-shadow: 0 18px 44px rgba(109,40,217,.12);
    }
    .caseTop{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .caseCard h3{
      margin:0;
      font-size:14px;
      letter-spacing:-.2px;
    }
    .caseCard p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      min-height: 54px;
    }
    .caseMeta{
      margin-top:12px;
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .imgThumb{
      border-radius:14px;
      border:1px solid rgba(17,24,39,.08);
      background: linear-gradient(135deg, rgba(109,40,217,.10), rgba(236,72,153,.06));
      padding:10px;
      margin-bottom:12px;
      position:relative;
      overflow:hidden;
    }
    .imgThumb::after{
      content:"";
      position:absolute; inset:-40% -20% auto auto;
      width:180px; height:180px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, rgba(139,92,246,.25), transparent 62%);
      pointer-events:none;
    }
    .imgThumb .art{
      width:100%;
      aspect-ratio: 16/9;
      display:flex; align-items:center; justify-content:center;
      border-radius:12px;
      position:relative;
      overflow:hidden;
      background:
        radial-gradient(120px 80px at 20% 30%, rgba(34,211,238,.18), transparent 60%),
        radial-gradient(140px 100px at 70% 20%, rgba(236,72,153,.16), transparent 62%),
        linear-gradient(135deg, rgba(139,92,246,.12), rgba(255,255,255,.20));
      border:1px dashed rgba(109,40,217,.20);
    }
    .imgThumb .art span{
      position:relative;
      z-index:1;
      font-weight:900;
      color: rgba(17,24,39,.78);
      letter-spacing:-.2px;
      font-size:13px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(255,255,255,.62);
      border:1px solid rgba(17,24,39,.08);
      box-shadow: 0 14px 34px rgba(17,24,39,.06);
    }
    .articleList{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:12px;
      align-items:start;
    }
    .articles{
      padding:16px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 28px rgba(17,24,39,.05);
    }
    .articlesHeader{
      display:flex; align-items:flex-end; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-bottom:12px;
    }
    .articlesHeader h3{margin:0; font-size:14px}
    .articlesHeader .smallLink{
      color: var(--muted);
      font-size:12px;
      padding:8px 10px;
      border-radius:12px;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.7);
      transition: transform .15s ease, border-color .2s ease, background .2s ease;
    }
    .articlesHeader .smallLink:hover{
      transform: translateY(-1px);
      border-color: rgba(139,92,246,.24);
      background: rgba(139,92,246,.08);
      color: var(--text);
    }
    .articleItems{
      list-style:none; padding:0; margin:0;
      display:flex; flex-direction:column; gap:10px;
    }
    .articleItems a{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.75);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .articleItems a:hover{
      transform: translateY(-2px);
      border-color: rgba(139,92,246,.24);
      box-shadow: 0 16px 44px rgba(109,40,217,.10);
    }
    .articleItems strong{
      font-size:13px; line-height:1.5;
    }
    .articleItems span{
      color:var(--muted2);
      font-size:12px;
      white-space:nowrap;
      margin-top:1px;
    }
    .asideCard{
      padding:16px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.08);
      background:
        radial-gradient(700px 280px at 20% 0%, rgba(139,92,246,.18), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.74), rgba(255,255,255,.55));
      box-shadow: 0 10px 28px rgba(17,24,39,.05);
    }
    .asideCard h3{margin:0; font-size:14px}
    .asideCard p{margin:8px 0 0; color:var(--muted); font-size:13px; line-height:1.7}
    .asideBullets{margin:12px 0 0; padding:0; list-style:none; display:flex; flex-direction:column; gap:10px}
    .asideBullets li{display:flex; gap:10px; align-items:flex-start}
    .tinyIcon{
      width:26px; height:26px; border-radius:10px;
      border:1px solid rgba(109,40,217,.18);
      background: rgba(139,92,246,.12);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .tinyIcon svg{width:14px; height:14px}
    .asideBullets b{display:block; font-size:13px}
    .asideBullets span{display:block; color:var(--muted2); font-size:12px; margin-top:3px; line-height:1.5}
    .formCard{
      padding:18px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(109,40,217,.14);
      background:
        radial-gradient(700px 300px at 0% 0%, rgba(139,92,246,.22), transparent 56%),
        radial-gradient(520px 260px at 90% 20%, rgba(236,72,153,.14), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.55));
      box-shadow: 0 18px 50px rgba(109,40,217,.10);
    }
    .formCard h3{margin:0 0 8px; font-size:16px; letter-spacing:-.3px}
    .formCard p{margin:0 0 14px; color:var(--muted); font-size:13px; line-height:1.7}
    .fullForm{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
    }
    .fullForm .span2{grid-column:1 / -1}
    textarea.input{min-height: 96px; resize:vertical}
    .formBar{
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-top:12px;
      padding-top:12px;
      border-top:1px dashed rgba(17,24,39,.14);
    }
    .privacy{
      color:var(--muted2);
      font-size:12px;
      line-height:1.6;
      max-width: 60ch;
    }
    .msgToast{
      position:fixed;
      left:50%;
      transform: translateX(-50%);
      bottom: 18px;
      z-index: 99;
      background: rgba(17,24,39,.92);
      color:#fff;
      padding:11px 14px;
      border-radius:14px;
      box-shadow: 0 24px 60px rgba(0,0,0,.25);
      display:none;
      max-width: calc(100% - 24px);
      width: auto;
      font-size:13px;
    }
    .toastShow{display:block; animation: toastIn .25s ease}
    @keyframes toastIn{
      from{opacity:0; transform: translateX(-50%) translateY(10px)}
      to{opacity:1; transform: translateX(-50%) translateY(0)}
    }

    .faqGrid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:12px;
      align-items:start;
    }
    .faqCard{
      padding:16px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 28px rgba(17,24,39,.05);
    }
    .accordion{display:flex; flex-direction:column; gap:10px}
    details{
      border:1px solid rgba(17,24,39,.08);
      border-radius:16px;
      background: rgba(255,255,255,.78);
      overflow:hidden;
      transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
    }
    details[open]{
      border-color: rgba(139,92,246,.28);
      box-shadow: 0 18px 44px rgba(109,40,217,.10);
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding:12px 12px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      font-weight:800;
      font-size:13px;
      letter-spacing:-.2px;
    }
    summary::-webkit-details-marker{display:none}
    .sumRight{
      display:flex; align-items:center; gap:10px; flex:0 0 auto;
      color: var(--muted2);
      font-weight:700;
      font-size:12px;
      margin-top:1px;
    }
    .chev{
      width:28px; height:28px; border-radius:12px;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.70);
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
    }
    details[open] .chev{
      transform: rotate(180deg);
      border-color: rgba(139,92,246,.24);
      background: rgba(139,92,246,.10);
    }
    .faqBody{
      padding:0 12px 12px;
      color: var(--muted);
      font-size:13px;
      line-height:1.8;
    }
    .helpAside{
      padding:16px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(109,40,217,.14);
      background:
        radial-gradient(700px 260px at 90% 0%, rgba(236,72,153,.16), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.76), rgba(255,255,255,.55));
      box-shadow: 0 18px 50px rgba(109,40,217,.10);
      position:sticky;
      top: 86px;
    }
    .helpAside h3{margin:0; font-size:14px}
    .helpAside p{margin:8px 0 0; color:var(--muted); font-size:13px; line-height:1.7}
    .helpAside .contactRow{
      margin-top:14px;
      display:flex; flex-direction:column; gap:10px;
    }
    .contactItem{
      display:flex; gap:10px; align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.76);
      transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .contactItem:hover{
      transform: translateY(-2px);
      border-color: rgba(139,92,246,.24);
      box-shadow: 0 16px 40px rgba(109,40,217,.10);
    }
    .contactItem b{display:block; font-size:13px}
    .contactItem span{display:block; color:var(--muted2); font-size:12px; margin-top:3px; line-height:1.5}
    .contactItem svg{width:18px; height:18px; flex:0 0 auto; margin-top:2px}
    .articlesGrid2{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }

    .reviewsGrid{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .reviewCard{
      padding:16px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 28px rgba(17,24,39,.05);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .reviewCard:hover{
      transform: translateY(-2px);
      border-color: rgba(139,92,246,.24);
      box-shadow: 0 18px 44px rgba(109,40,217,.12);
    }
    .reviewTop{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .reviewWho b{display:block; font-size:13px}
    .reviewWho span{display:block; color:var(--muted2); font-size:12px; margin-top:3px; line-height:1.5}
    .quote{
      width:30px; height:30px; border-radius:12px;
      border:1px solid rgba(109,40,217,.16);
      background: rgba(139,92,246,.12);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .quote svg{width:16px; height:16px}
    .reviewCard p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.85;
    }

    .timeline{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    .timeItem{
      padding:14px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 28px rgba(17,24,39,.05);
      display:flex;
      gap:12px;
      align-items:flex-start;
    }
    .timeMark{
      width:44px; height:44px; border-radius:16px;
      border:1px solid rgba(109,40,217,.18);
      background: linear-gradient(135deg, rgba(109,40,217,.18), rgba(236,72,153,.12));
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      position:relative;
      margin-top:2px;
    }
    .timeMark::after{
      content:"";
      position:absolute; inset:auto -10px 10px auto;
      width:16px; height:16px; border-radius:6px;
      background: linear-gradient(135deg, var(--purple2), var(--pink));
      opacity:.55;
      transform: rotate(15deg);
    }
    .timeMark svg{width:18px; height:18px}
    .timeItem b{display:block; font-size:14px; letter-spacing:-.2px}
    .timeItem span{display:block; color:var(--muted); font-size:13px; margin-top:6px; line-height:1.75}

    .partners{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:10px;
    }
    .partner{
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.72);
      color: var(--muted);
      font-size:12px;
      transition: transform .15s ease, border-color .2s ease, background .2s ease, color .2s ease;
    }
    .partner:hover{
      transform: translateY(-1px);
      border-color: rgba(139,92,246,.24);
      background: rgba(139,92,246,.08);
      color: var(--text);
    }

    .footer{
      margin-top: 8px;
      background:
        radial-gradient(1000px 420px at 15% 0%, rgba(139,92,246,.18), transparent 55%),
        radial-gradient(700px 320px at 80% 20%, rgba(236,72,153,.14), transparent 55%),
        linear-gradient(180deg, #0b1020, #0a1226);
      color:#e5e7eb;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer .container{padding: 26px 0 18px}
    .footerGrid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .footerBrand{
      display:flex; gap:12px; align-items:flex-start;
    }
    .footerBrand .logoWrap{
      width:44px; height:44px; border-radius:16px;
      background: rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);
      display:flex; align-items:center; justify-content:center;
    }
    .footerBrand .logoWrap svg{width:22px; height:22px; opacity:.95}
    .footerBrand b{display:block; font-size:14px; letter-spacing:-.2px}
    .footerBrand span{display:block; color:#cbd5e1; font-size:12px; margin-top:6px; line-height:1.7}
    .footerLinks{
      display:grid; grid-template-columns: 1fr 1fr; gap:10px;
    }
    .linkGroup h4{
      margin:0 0 10px;
      font-size:13px;
      color:#f3f4f6;
    }
    .linkGroup a{
      display:block;
      padding:8px 10px;
      border-radius:12px;
      border:1px solid rgba(255,255,255,.08);
      background: rgba(255,255,255,.04);
      color:#cbd5e1;
      font-size:12px;
      margin-bottom:8px;
      transition: transform .15s ease, border-color .2s ease, background .2s ease, color .2s ease;
    }
    .linkGroup a:hover{
      transform: translateY(-1px);
      border-color: rgba(139,92,246,.38);
      background: rgba(139,92,246,.12);
      color:#fff;
    }
    .footerBottom{
      margin-top:14px;
      padding-top:14px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      color:#cbd5e1;
      font-size:12px;
    }
    .friendRow{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
    }
    .friendRow a{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.04);
      color:#e5e7eb;
      font-size:12px;
      transition: border-color .2s ease, background .2s ease, transform .15s ease;
    }
    .friendRow a:hover{
      transform: translateY(-1px);
      border-color: rgba(139,92,246,.38);
      background: rgba(139,92,246,.12);
    }

    .backTop{
      position:fixed;
      right:16px; bottom:86px;
      z-index:60;
      width:44px; height:44px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.78);
      backdrop-filter: blur(8px);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      box-shadow: 0 18px 50px rgba(17,24,39,.12);
      transform: translateY(14px);
      opacity:0;
      pointer-events:none;
      transition: opacity .2s ease, transform .2s ease, border-color .2s ease;
    }
    .backTop.show{
      opacity:1;
      pointer-events:auto;
      transform: translateY(0);
    }
    .backTop:hover{border-color: rgba(139,92,246,.28)}
    .backTop svg{width:18px; height:18px}

    .floatingCta{
      position:fixed;
      right:16px; bottom:28px;
      z-index:70;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-end;
    }
    .wechatBtn{
      width:54px; height:54px;
      border-radius:20px;
      border:1px solid rgba(109,40,217,.18);
      background: linear-gradient(135deg, rgba(109,40,217,.18), rgba(236,72,153,.12));
      backdrop-filter: blur(10px);
      box-shadow: 0 22px 60px rgba(109,40,217,.22);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      position:relative;
      overflow:hidden;
      transition: transform .15s ease, box-shadow .2s ease;
    }
    .wechatBtn:hover{
      transform: translateY(-2px);
      box-shadow: 0 26px 70px rgba(109,40,217,.26);
    }
    .wechatBtn::after{
      content:"";
      position:absolute; inset:-40%;
      background: conic-gradient(from 180deg, rgba(255,255,255,.0), rgba(255,255,255,.35), rgba(255,255,255,.0));
      opacity:.35;
      transform: rotate(25deg);
      pointer-events:none;
      animation: sheen 2.8s linear infinite;
    }
    @keyframes sheen{
      0%{transform: translateX(-10%) rotate(25deg)}
      100%{transform: translateX(10%) rotate(25deg)}
    }
    .wechatBtn svg{width:22px; height:22px; color: #2b134f}
    .qrPanel{
      width: 250px;
      border-radius: 18px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.82);
      backdrop-filter: blur(10px);
      box-shadow: 0 22px 64px rgba(17,24,39,.20);
      padding:12px;
      display:none;
      transform-origin: 100% 100%;
      animation: pop .18s ease;
    }
    @keyframes pop{
      from{opacity:0; transform: scale(.98) translateY(6px)}
      to{opacity:1; transform: scale(1) translateY(0)}
    }
    .qrPanel.show{display:block}
    .qrTop{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom:10px;
    }
    .qrTop b{font-size:13px}
    .closeBtn{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.7);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
    }
    .closeBtn svg{width:16px; height:16px}
    .qrImgWrap{
      border-radius:16px;
      border:1px solid rgba(17,24,39,.08);
      overflow:hidden;
      background:#fff;
      padding:8px;
    }
    .qrImgWrap img{width:100%; height:auto; display:block; border-radius:12px}
    .qrBottom{
      margin-top:10px;
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
      padding:0 4px 2px;
    }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .45s ease, transform .45s ease;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .heroWrap{grid-template-columns: 1fr; }
      .navLinks{display:none}
      .hamburger{display:flex}
      .mobilePanel{display:block}
      .navActions{min-width:auto}
      .steps{grid-template-columns: repeat(2, minmax(0,1fr))}
      .grid3{grid-template-columns: 1fr 1fr}
      .grid4{grid-template-columns: 1fr 1fr}
      .compareWrap{grid-template-columns: 1fr}
      .caseGrid{grid-template-columns: 1fr}
      .articleList{grid-template-columns: 1fr}
      .faqGrid{grid-template-columns: 1fr}
      .helpAside{position:relative; top:auto}
      .reviewsGrid{grid-template-columns: 1fr}
      .fullForm{grid-template-columns: 1fr}
      .inlineForm{grid-template-columns: 1fr}
      .miniTrust{grid-template-columns: 1fr}
      .footerGrid{grid-template-columns: 1fr}
      .footerLinks{grid-template-columns: 1fr}
      .steps .step:nth-child(n+5){grid-column: 1 / -1}
    }
    @media (max-width: 520px){
      .nav{padding:12px 0}
      .brand{min-width:auto}
      .brandTitle span{display:none}
      .miniTrust{gap:10px}
      .metricGrid{grid-template-columns: 1fr}
      table{min-width: 680px}
    }