:root{
      --bg0:#fbfaf8;
      --bg1:#f6f2ff;
      --card:#ffffff;
      --text:#1f2430;
      --muted:#5b6476;
      --line:rgba(24,34,50,.12);
      --shadow: 0 14px 40px rgba(16,24,40,.08);
      --shadow2: 0 10px 26px rgba(16,24,40,.10);
      --radius:18px;
      --radius2:12px;
      --gradA: linear-gradient(120deg, #6d5efc 0%, #29c7ff 40%, #32d583 100%);
      --gradB: linear-gradient(90deg, rgba(109,94,252,.16) 0%, rgba(41,199,255,.16) 50%, rgba(50,213,131,.16) 100%);
      --gradC: linear-gradient(135deg, rgba(255, 71, 87, .18), rgba(109,94,252,.12) 35%, rgba(41,199,255,.12) 70%, rgba(50,213,131,.14));
      --brand:#3b36ff;
      --brand2:#0ea5e9;
      --ok:#16a34a;
      --warn:#f59e0b;
      --danger:#ef4444;
      --focus: rgba(41,199,255,.35);
      --btn:#111827;
      --btnText:#ffffff;
      --btn2:#ffffff;
      --btn2Text:#111827;
      --chipBg: rgba(17,24,39,.05);
      --chipLine: rgba(17,24,39,.08);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(1000px 520px at 18% -10%, rgba(109,94,252,.14) 0%, rgba(109,94,252,0) 55%),
        radial-gradient(980px 520px at 84% 0%, rgba(41,199,255,.16) 0%, rgba(41,199,255,0) 58%),
        radial-gradient(900px 520px at 60% 60%, rgba(50,213,131,.10) 0%, rgba(50,213,131,0) 58%),
        linear-gradient(180deg, var(--bg0), var(--bg1));
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:1160px;
      padding:0 18px;
      margin:0 auto;
    }
    .skip{
      position:absolute;
      left:-9999px; top:10px;
      background:#fff; padding:10px 12px;
      border-radius:12px;
      z-index:9999;
      border:1px solid var(--line);
    }
    .skip:focus{left:18px; outline:none; box-shadow:0 0 0 4px var(--focus)}
    header{
      position:sticky;
      top:0;
      z-index:60;
      background: rgba(251,250,248,.66);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid rgba(24,34,50,.08);
    }
    .navWrap{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:10px;
      min-width: 180px;
    }
    .ai-page-logo{
      width:34px;
      height:auto;
      border-radius:10px;
      background: rgba(255,255,255,.7);
      padding:6px;
      box-shadow: 0 10px 30px rgba(17,24,39,.08);
    }
    .brandText{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brandText strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .brandText span{
      font-size:12px;
      color:var(--muted);
      margin-top:3px;
    }
    .navActions{
      display:flex;
      align-items:center;
      justify-content:flex-end;
      gap:10px;
      min-width: 180px;
    }
    .navLinks{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .navLinks a{
      font-size:13px;
      color:rgba(31,36,48,.86);
      padding:9px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
      white-space:nowrap;
    }
    .navLinks a:hover{
      background: rgba(255,255,255,.65);
      border-color: rgba(24,34,50,.10);
      transform: translateY(-1px);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      border:none;
      border-radius:14px;
      padding:12px 14px;
      cursor:pointer;
      transition: transform .14s ease, box-shadow .14s ease, background .14s ease, border-color .14s ease;
      font-weight:650;
      font-size:14px;
      letter-spacing:.1px;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow:0 0 0 4px var(--focus)}
    .btnPrimary{
      background: var(--btn);
      color: var(--btnText);
      box-shadow: 0 18px 40px rgba(17,24,39,.18);
    }
    .btnPrimary:hover{transform: translateY(-1px); box-shadow: 0 22px 52px rgba(17,24,39,.22)}
    .btnGhost{
      background: rgba(255,255,255,.72);
      color: var(--btn2Text);
      border:1px solid rgba(24,34,50,.12);
      box-shadow: 0 10px 30px rgba(17,24,39,.08);
    }
    .btnGhost:hover{transform: translateY(-1px); border-color: rgba(24,34,50,.18)}
    .icon{
      width:18px; height:18px; display:inline-block;
    }
    .menuBtn{
      display:none;
    }
    .mobilePanel{
      display:none;
      padding: 10px 0 16px;
    }
    .mobilePanel .mobileLinks{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .mobilePanel a{
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(24,34,50,.10);
      background: rgba(255,255,255,.72);
      font-weight:600;
      font-size:14px;
    }
    .mobilePanel .mobileActions{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-top:10px;
    }

    main{padding:22px 0 10px}
    .hero{
      position:relative;
      overflow:hidden;
      border-radius: 26px;
      border:1px solid rgba(24,34,50,.10);
      background:
        radial-gradient(820px 400px at 20% 5%, rgba(109,94,252,.18), rgba(109,94,252,0) 58%),
        radial-gradient(760px 420px at 75% 10%, rgba(41,199,255,.18), rgba(41,199,255,0) 56%),
        radial-gradient(720px 420px at 60% 90%, rgba(50,213,131,.14), rgba(50,213,131,0) 60%),
        linear-gradient(180deg, rgba(255,255,255,.65), rgba(255,255,255,.45));
      box-shadow: var(--shadow);
    }
    .heroInner{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 18px;
      padding: 26px;
      align-items:stretch;
    }
    .heroLeft{
      padding: 6px 0;
      display:flex; flex-direction:column; gap:14px;
    }
    .badgeRow{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
    }
    .badge{
      display:inline-flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(24,34,50,.10);
      box-shadow: 0 10px 26px rgba(17,24,39,.07);
    }
    .badgeDot{
      width:10px; height:10px; border-radius:999px;
      background: var(--gradA);
      box-shadow: 0 0 0 4px rgba(59,54,255,.14);
    }
    .badge span{
      font-size:13px; color: rgba(31,36,48,.88); font-weight:650;
    }
    .hero h1{
      margin:0;
      font-size: 40px;
      line-height: 1.12;
      letter-spacing: -0.6px;
    }
    .hero p{
      margin:0;
      color: var(--muted);
      font-size: 16px;
      line-height: 1.7;
      max-width: 58ch;
    }
    .heroCTA{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      margin-top: 2px;
    }
    .heroMeta{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
      margin-top: 6px;
    }
    .metaChip{
      padding:9px 10px;
      border-radius: 14px;
      background: rgba(17,24,39,.04);
      border: 1px solid rgba(17,24,39,.08);
      display:flex; align-items:center; gap:8px;
      font-size:13px;
      color: rgba(31,36,48,.86);
    }
    .metaChip svg{opacity:.85}
    .heroRight{
      display:flex; flex-direction:column; gap:12px;
    }
    .rainbowPanel{
      position:relative;
      border-radius: 22px;
      background: linear-gradient(180deg, rgba(255,255,255,.70), rgba(255,255,255,.45));
      border: 1px solid rgba(24,34,50,.12);
      box-shadow: 0 18px 40px rgba(16,24,40,.10);
      overflow:hidden;
      padding: 16px;
    }
    .rainbowPanel:before{
      content:"";
      position:absolute; inset:-2px;
      background: var(--gradB);
      opacity:.9;
      filter: blur(0px);
      pointer-events:none;
      transform: translateY(0);
      mask: linear-gradient(#000, transparent 70%);
    }
    .panelTop{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      position:relative;
      z-index:1;
    }
    .panelTitle{
      display:flex; flex-direction:column; gap:6px;
    }
    .panelTitle strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .panelTitle span{
      font-size:13px; color: var(--muted); line-height:1.4;
    }
    .pulseOrb{
      width:38px; height:38px;
      border-radius: 14px;
      background: rgba(255,255,255,.75);
      border:1px solid rgba(24,34,50,.12);
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 18px 44px rgba(17,24,39,.12);
    }
    .pulseOrb i{
      width:16px; height:16px; border-radius: 999px;
      background: var(--gradA);
      position:relative;
    }
    .pulseOrb i:after{
      content:"";
      position:absolute; inset:-10px;
      border-radius:999px;
      border:2px solid rgba(109,94,252,.35);
      opacity:.0;
      animation: ping 1.8s ease infinite;
    }
    @keyframes ping{
      0%{transform: scale(.65); opacity:.0}
      20%{opacity:.55}
      100%{transform: scale(1.15); opacity:0}
    }
    .metrics{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-top: 12px;
      position:relative;
      z-index:1;
    }
    .metricCard{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(24,34,50,.10);
      border-radius: 16px;
      padding: 12px;
      transition: transform .16s ease, box-shadow .16s ease;
    }
    .metricCard:hover{transform: translateY(-2px); box-shadow: 0 16px 34px rgba(17,24,39,.10)}
    .metricCard .k{
      font-size:18px;
      font-weight:800;
      letter-spacing:-.2px;
      margin-bottom:6px;
      display:flex; align-items:center; gap:8px;
    }
    .metricCard .k b{
      background: var(--gradA);
      -webkit-background-clip:text;
      background-clip:text;
      color: transparent;
      font-weight:900;
      filter: saturate(1.1);
    }
    .metricCard p{
      margin:0;
      font-size:12.5px;
      color: var(--muted);
      line-height:1.45;
      max-width: 24ch;
    }
    .sparkList{
      display:flex; flex-direction:column; gap:10px;
      margin-top: 8px;
      position:relative; z-index:1;
    }
    .sparkItem{
      display:flex; align-items:flex-start; gap:10px;
      padding: 10px 12px;
      border-radius: 16px;
      background: rgba(255,255,255,.62);
      border:1px solid rgba(24,34,50,.10);
    }
    .sparkIcon{
      width:30px; height:30px; border-radius: 12px;
      background: rgba(17,24,39,.04);
      border:1px solid rgba(17,24,39,.10);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
    }
    .sparkItem strong{font-size:13px; display:block; margin-top:1px}
    .sparkItem span{font-size:12.5px; color: var(--muted); line-height:1.45; display:block; margin-top:3px}

    .section{
      padding: 26px 0;
    }
    .sectionHeader{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:14px;
      margin-bottom: 14px;
    }
    .sectionHeader h2{
      margin:0;
      font-size: 24px;
      letter-spacing:-.3px;
    }
    .sectionHeader p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.6;
      max-width: 52ch;
    }
    .grid2{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }
    .grid3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }
    .card{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(24,34,50,.10);
      border-radius: var(--radius);
      box-shadow: 0 14px 34px rgba(16,24,40,.06);
    }
    .cardPad{padding:16px}
    .cardTitle{
      display:flex; align-items:center; gap:10px; margin-bottom: 10px;
    }
    .cardTitle strong{
      font-size:16px;
      letter-spacing:-.2px;
    }
    .cardTitle .tagIcon{
      width:34px; height:34px; border-radius: 14px;
      background: rgba(17,24,39,.04);
      border: 1px solid rgba(17,24,39,.10);
      display:flex; align-items:center; justify-content:center;
      box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
    }
    .card p{margin:0; color:var(--muted); font-size:14px; line-height:1.7}
    .chipRow{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
      margin-top: 12px;
    }
    .chip{
      font-size:12.5px;
      color: rgba(31,36,48,.86);
      padding: 8px 10px;
      border-radius: 999px;
      background: rgba(17,24,39,.04);
      border: 1px solid rgba(17,24,39,.10);
    }

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
      margin-top: 12px;
    }
    .step{
      padding:16px 14px;
      position:relative;
      overflow:hidden;
      transition: transform .16s ease, box-shadow .16s ease;
    }
    .step:hover{transform: translateY(-2px); box-shadow: 0 18px 44px rgba(16,24,40,.10)}
    .step:before{
      content:"";
      position:absolute; inset:-1px;
      background: var(--gradC);
      opacity:.35;
      pointer-events:none;
      mask: linear-gradient(#000, transparent 65%);
    }
    .stepInner{position:relative; z-index:1}
    .stepNum{
      width:42px; height:42px;
      border-radius: 16px;
      background: rgba(255,255,255,.8);
      border:1px solid rgba(24,34,50,.12);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      color: rgba(31,36,48,.92);
      box-shadow: 0 12px 28px rgba(16,24,40,.08);
    }
    .step h3{
      margin: 10px 0 8px;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .step p{font-size:13.5px}

    .compareWrap{overflow:hidden}
    .compare{
      width:100%;
      border-collapse: collapse;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(24,34,50,.10);
      border-radius: var(--radius);
      overflow:hidden;
      box-shadow: 0 14px 34px rgba(16,24,40,.06);
    }
    .compare th, .compare td{
      padding: 12px 12px;
      border-bottom: 1px solid rgba(24,34,50,.08);
      vertical-align: top;
      font-size: 14px;
      line-height: 1.5;
    }
    .compare th{
      background: linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.62));
      color: rgba(31,36,48,.92);
      text-align:left;
      font-weight:800;
    }
    .compare td{color: rgba(31,36,48,.86)}
    .compare tr:last-child td{border-bottom:none}
    .scoreBox{
      display:flex; gap:10px; align-items:center; margin-top: 10px;
    }
    .stars{
      display:flex; gap:6px; align-items:center;
    }
    .star{
      width:18px; height:18px;
      fill: rgba(245,158,11,.95);
      filter: drop-shadow(0 6px 10px rgba(245,158,11,.18));
    }
    .scoreText{
      display:flex; flex-direction:column; gap:2px;
    }
    .scoreText b{font-size:20px}
    .scoreText span{font-size:13px; color:var(--muted)}
    .pillList{
      display:flex; flex-wrap:wrap; gap:8px; margin-top: 8px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:9px 10px;
      border-radius: 999px;
      background: rgba(17,24,39,.04);
      border:1px solid rgba(17,24,39,.10);
      font-size:13px;
      color: rgba(31,36,48,.9);
    }
    .tick{
      width:18px; height:18px; border-radius:999px;
      background: rgba(22,163,74,.12);
      border:1px solid rgba(22,163,74,.22);
      display:flex; align-items:center; justify-content:center;
    }

    .timeline{
      display:grid;
      grid-template-columns: 1fr;
      gap: 10px;
    }
    .timeItem{
      display:flex; gap:12px;
      padding: 14px;
      background: rgba(255,255,255,.70);
      border:1px solid rgba(24,34,50,.10);
      border-radius: var(--radius2);
      align-items:flex-start;
    }
    .timeRail{
      width:34px; height:34px; border-radius: 14px;
      background: rgba(17,24,39,.04);
      border:1px solid rgba(17,24,39,.10);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
      position:relative;
      overflow:hidden;
    }
    .timeRail:before{
      content:"";
      position:absolute; inset:-1px;
      background: var(--gradA);
      opacity:.18;
    }
    .timeRail svg{position:relative; z-index:1}
    .timeBody strong{display:block; font-size:14.5px; letter-spacing:-.1px}
    .timeBody span{display:block; color:var(--muted); font-size:13.5px; line-height:1.6; margin-top:4px}

    .tabsRow{
      display:flex; gap:10px; flex-wrap:wrap; margin: 6px 0 14px;
    }
    .tabBtn{
      padding:10px 12px;
      border-radius: 999px;
      border: 1px solid rgba(24,34,50,.12);
      background: rgba(255,255,255,.65);
      cursor:pointer;
      font-weight:700;
      font-size:13.5px;
      transition: transform .14s ease, background .14s ease, border-color .14s ease;
    }
    .tabBtn:hover{transform: translateY(-1px); border-color: rgba(24,34,50,.18)}
    .tabBtn[aria-selected="true"]{
      background: rgba(17,24,39,.95);
      color:#fff;
      border-color: rgba(17,24,39,.95);
      box-shadow: 0 18px 44px rgba(17,24,39,.20);
    }
    .tabPanel{display:none}
    .tabPanel.isActive{display:block; animation: fadeIn .25s ease}
    @keyframes fadeIn{from{opacity:.2; transform: translateY(4px)} to{opacity:1; transform: translateY(0)}}

    .reviewGrid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
      margin-top: 12px;
    }
    .review{
      padding: 14px;
      position:relative;
      overflow:hidden;
    }
    .review:before{
      content:"";
      position:absolute; inset:-2px;
      background: var(--gradB);
      opacity:.25;
      mask: radial-gradient(200px 120px at 20% 0%, #000 35%, transparent 68%);
      pointer-events:none;
    }
    .reviewInner{position:relative; z-index:1}
    .reviewTop{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
      margin-bottom: 10px;
    }
    .avatar{
      width:40px; height:40px; border-radius: 16px;
      background: rgba(255,255,255,.75);
      border:1px solid rgba(24,34,50,.12);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      letter-spacing:-.2px;
    }
    .reviewRole{
      font-size:13px; color: rgba(31,36,48,.88); font-weight:800;
      white-space:nowrap;
    }
    .reviewText{
      margin:0;
      color: var(--muted);
      font-size:13.5px;
      line-height:1.7;
      min-height: 92px;
    }

    .listGrid{
      display:grid;
      grid-template-columns: 1fr;
      gap: 10px;
    }
    .listItem{
      display:flex; align-items:flex-start; justify-content:space-between;
      gap:14px;
      padding:14px;
      border-radius: var(--radius2);
      background: rgba(255,255,255,.70);
      border:1px solid rgba(24,34,50,.10);
      transition: transform .14s ease, box-shadow .14s ease;
    }
    .listItem:hover{transform: translateY(-2px); box-shadow: 0 18px 44px rgba(16,24,40,.10)}
    .listItem .left strong{
      display:block;
      font-size:14.5px;
      letter-spacing:-.1px;
    }
    .listItem .left span{
      display:block;
      margin-top:4px;
      color: var(--muted);
      font-size:13.5px;
      line-height:1.6;
      max-width: 60ch;
    }
    .metaSmall{
      font-size:12.5px;
      color: rgba(31,36,48,.76);
      background: rgba(17,24,39,.04);
      border:1px solid rgba(17,24,39,.10);
      padding: 8px 10px;
      border-radius: 999px;
      white-space:nowrap;
      height: fit-content;
    }

    .formWrap{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    form{
      margin:0;
    }
    .fieldGrid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }
    .field{
      display:flex; flex-direction:column; gap:7px;
    }
    .field label{
      font-size:13px;
      color: rgba(31,36,48,.88);
      font-weight:800;
    }
    .field input, .field select, .field textarea{
      width:100%;
      padding: 12px 12px;
      border-radius: 14px;
      border: 1px solid rgba(24,34,50,.12);
      background: rgba(255,255,255,.78);
      color: var(--text);
      font-size:14px;
      transition: box-shadow .14s ease, border-color .14s ease, transform .14s ease;
    }
    .field input:focus, .field select:focus, .field textarea:focus{
      outline:none;
      border-color: rgba(41,199,255,.55);
      box-shadow: 0 0 0 4px var(--focus);
    }
    .field textarea{min-height: 112px; resize: vertical}
    .formAside{
      display:flex; flex-direction:column; gap:12px;
    }
    .asideCard{
      padding: 14px;
    }
    .asideCard h3{
      margin:0 0 8px;
      font-size:15.5px;
      letter-spacing:-.2px;
    }
    .asideCard ul{
      margin:0;
      padding-left: 18px;
      color: var(--muted);
      font-size:13.5px;
      line-height:1.7;
    }
    .hintRow{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-top: 10px;
    }
    .hint{
      display:flex; gap:10px; align-items:flex-start;
      padding: 10px 12px;
      border-radius: 16px;
      border:1px solid rgba(24,34,50,.10);
      background: rgba(255,255,255,.66);
    }
    .hint b{font-size:13.5px}
    .hint span{display:block; color:var(--muted); font-size:13px; margin-top:3px; line-height:1.6}

    details.faq{
      border: 1px solid rgba(24,34,50,.10);
      border-radius: 16px;
      background: rgba(255,255,255,.70);
      box-shadow: 0 14px 34px rgba(16,24,40,.05);
      overflow:hidden;
      transition: transform .14s ease, box-shadow .14s ease;
    }
    details.faq[open]{box-shadow: 0 18px 46px rgba(16,24,40,.12); transform: translateY(-2px)}
    details.faq summary{
      list-style:none;
      cursor:pointer;
      padding: 14px 14px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      font-weight:900;
      font-size:14.5px;
      letter-spacing:-.1px;
    }
    details.faq summary::-webkit-details-marker{display:none}
    .faqChevron{
      flex: 0 0 auto;
      width:34px; height:34px;
      border-radius: 14px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(24,34,50,.10);
      background: rgba(17,24,39,.03);
      transition: transform .2s ease;
    }
    details.faq[open] .faqChevron{transform: rotate(180deg)}
    .faqBody{
      padding: 0 14px 14px;
      color: var(--muted);
      font-size:13.5px;
      line-height:1.8;
    }

    .tagCloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top: 10px;
    }
    .cloudTag{
      padding: 10px 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.68);
      border:1px solid rgba(24,34,50,.10);
      font-weight:800;
      font-size:13px;
      color: rgba(31,36,48,.90);
      transition: transform .14s ease, box-shadow .14s ease;
    }
    .cloudTag:hover{transform: translateY(-2px); box-shadow: 0 18px 44px rgba(16,24,40,.10)}

    .clientLogos{
      display:grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 10px;
      margin-top: 12px;
      padding: 2px 0 0;
    }
    .logoTile{
      border-radius: 16px;
      border: 1px solid rgba(24,34,50,.10);
      background: rgba(255,255,255,.66);
      padding: 14px 10px;
      text-align:center;
      font-weight:900;
      color: rgba(31,36,48,.78);
      font-size: 12.5px;
      letter-spacing:.2px;
      user-select:none;
      overflow:hidden;
      white-space:nowrap;
      text-overflow:ellipsis;
    }

    .twoColInfo{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }

    .caseGrid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }
    .caseCard{
      padding: 14px;
      position:relative;
      overflow:hidden;
    }
    .caseCard:before{
      content:"";
      position:absolute;
      inset:-2px;
      background: var(--gradB);
      opacity:.22;
      pointer-events:none;
      mask: radial-gradient(260px 140px at 0% 0%, #000 38%, transparent 70%);
    }
    .caseInner{position:relative; z-index:1}
    .caseTop{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px; margin-bottom: 10px;
    }
    .caseType{
      display:inline-flex; align-items:center; gap:8px;
      padding: 9px 10px;
      border-radius: 999px;
      background: rgba(17,24,39,.04);
      border:1px solid rgba(17,24,39,.10);
      color: rgba(31,36,48,.86);
      font-size:13px;
      font-weight:900;
      white-space:nowrap;
    }
    .caseTitle{
      margin:0;
      font-size:15px;
      letter-spacing:-.2px;
      font-weight:900;
    }
    .caseDesc{
      margin: 8px 0 0;
      color: var(--muted);
      font-size:13.5px;
      line-height:1.7;
      min-height: 72px;
    }
    .caseFoot{
      display:flex; gap:8px; flex-wrap:wrap;
      margin-top: 12px;
    }

    .mediaRow{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .mediaBlock{
      background: rgba(255,255,255,.70);
      border:1px solid rgba(24,34,50,.10);
      border-radius: var(--radius);
      overflow:hidden;
      box-shadow: 0 14px 34px rgba(16,24,40,.06);
    }
    .mediaTop{
      padding: 14px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
    }
    .mediaTop strong{font-size:15px; letter-spacing:-.2px}
    .mediaTop span{display:block; margin-top:5px; color: var(--muted); font-size:13.5px; line-height:1.6}
    .mediaGrid{
      padding: 0 14px 14px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }
    .imgWrap{
      border-radius: 16px;
      border:1px solid rgba(24,34,50,.10);
      background: rgba(255,255,255,.7);
      overflow:hidden;
    }
    .imgWrap img{
      width:100%;
      height:auto;
      display:block;
      object-fit:contain;
    }

    .footer{
      margin-top: 18px;
      border-top: 1px solid rgba(24,34,50,.10);
      background: rgba(255,255,255,.60);
      padding: 20px 0 14px;
    }
    .footerGrid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 14px;
      align-items:start;
    }
    .footCard{
      padding: 16px;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(24,34,50,.10);
      border-radius: var(--radius);
      box-shadow: 0 14px 34px rgba(16,24,40,.05);
    }
    .footTop{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .footBrand{
      display:flex; gap:12px; align-items:flex-start;
    }
    .footBrand img{
      width:42px; height:auto;
      padding:8px;
      border-radius: 16px;
      background: rgba(255,255,255,.82);
      border:1px solid rgba(24,34,50,.10);
      box-shadow: 0 14px 34px rgba(16,24,40,.08);
    }
    .footBrand strong{
      display:block; font-size:16px; letter-spacing:-.2px;
    }
    .footBrand span{
      display:block; margin-top:6px; color: var(--muted); font-size:13.5px; line-height:1.7;
    }
    .footLinks{
      display:flex; flex-direction:column; gap:8px;
      margin-top: 12px;
      color: var(--muted);
      font-size:13.5px;
    }
    .footLinks a{
      color: rgba(31,36,48,.88);
      font-weight:800;
      padding: 8px 10px;
      border-radius: 12px;
      border:1px solid rgba(24,34,50,.10);
      background: rgba(255,255,255,.70);
      width: fit-content;
    }
    .footerRight{
      display:flex; flex-direction:column; gap:12px;
    }
    .kefuRow{
      display:flex; gap:12px; align-items:flex-start; justify-content:space-between;
    }
    .kefuRow .qr{
      width:126px;
      border-radius: 18px;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(24,34,50,.10);
      padding: 10px;
    }
    .kefuRow .qr img{width:100%; height:auto; display:block; border-radius: 14px}
    .smallText{color:var(--muted); font-size:13.5px; line-height:1.7}
    .linksGrid{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top: 10px;
    }
    .linksGrid a{
      padding: 9px 10px;
      border-radius: 999px;
      background: rgba(17,24,39,.04);
      border: 1px solid rgba(17,24,39,.10);
      font-weight:900;
      font-size:13px;
      color: rgba(31,36,48,.86);
      transition: transform .14s ease;
      white-space:nowrap;
    }
    .linksGrid a:hover{transform: translateY(-2px)}
    .copyRow{
      margin-top: 12px;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      color: rgba(31,36,48,.70);
      font-size:12.8px;
    }
    .copyRow .right{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
    }
    .miniLink{
      color: rgba(31,36,48,.78);
      font-weight:900;
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid rgba(24,34,50,.10);
      background: rgba(255,255,255,.70);
    }

    .floatKefu{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:80;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
      pointer-events:none;
    }
    .floatBtn{
      pointer-events:auto;
      display:flex;
      align-items:center;
      gap:10px;
      padding: 12px 13px;
      border-radius: 18px;
      background: rgba(17,24,39,.95);
      color:#fff;
      border:1px solid rgba(255,255,255,.18);
      box-shadow: 0 24px 60px rgba(0,0,0,.25);
      cursor:pointer;
      transition: transform .14s ease, box-shadow .14s ease;
      user-select:none;
    }
    .floatBtn:hover{transform: translateY(-2px)}
    .floatBtn .bubble{
      width:34px; height:34px; border-radius: 14px;
      background: rgba(255,255,255,.12);
      border:1px solid rgba(255,255,255,.18);
      display:flex; align-items:center; justify-content:center;
    }
    .floatPanel{
      pointer-events:auto;
      width: 260px;
      border-radius: 22px;
      background: rgba(255,255,255,.80);
      border: 1px solid rgba(24,34,50,.12);
      box-shadow: 0 22px 60px rgba(16,24,40,.16);
      overflow:hidden;
      transform-origin: 100% 100%;
    }
    .floatPanel[hidden]{display:none}
    .floatPanelTop{
      padding: 12px 12px;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      background: rgba(255,255,255,.82);
      border-bottom: 1px solid rgba(24,34,50,.10);
    }
    .floatPanelTop strong{font-size:13.5px}
    .closeX{
      width:34px; height:34px;
      border-radius: 14px;
      border:1px solid rgba(24,34,50,.12);
      background: rgba(255,255,255,.70);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
    }
    .floatPanelBody{
      padding: 12px;
      display:flex; gap:12px; align-items:flex-start; justify-content:space-between;
    }
    .floatPanelBody .qr{
      width:92px; border-radius: 18px;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(24,34,50,.10);
      padding: 8px;
    }
    .floatPanelBody .qr img{width:100%; height:auto; display:block; border-radius: 14px}
    .floatPanelBody .info{
      flex:1;
      display:flex; flex-direction:column; gap:8px;
      padding-top: 2px;
      min-width: 0;
    }
    .floatPanelBody .info b{font-size:13.5px}
    .floatPanelBody .info span{color: var(--muted); font-size:13px; line-height:1.55}
    .floatPanelBody .info a{
      font-weight:900;
      font-size:13.5px;
      padding: 10px 12px;
      border-radius: 14px;
      border:1px solid rgba(24,34,50,.12);
      background: rgba(17,24,39,.06);
      width: fit-content;
      white-space:nowrap;
    }

    .toTop{
      position:fixed;
      right:14px;
      bottom: 86px;
      z-index:70;
      pointer-events:none;
      opacity:0;
      transform: translateY(10px);
      transition: opacity .18s ease, transform .18s ease;
    }
    .toTop.show{
      pointer-events:auto; opacity:1; transform: translateY(0);
    }

    .toTop button{
      width:44px; height:44px;
      border-radius: 18px;
      border:1px solid rgba(24,34,50,.12);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(16,24,40,.12);
      cursor:pointer;
      transition: transform .14s ease;
    }
    .toTop button:hover{transform: translateY(-2px)}
    .toTop svg{display:block; margin:0 auto}

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .5s ease, transform .5s ease;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }
    @media (prefers-reduced-motion: reduce){
      *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important;}
      .reveal{opacity:1; transform:none}
    }

    @media (max-width: 980px){
      .heroInner{grid-template-columns: 1fr; padding: 18px}
      .hero h1{font-size: 32px}
      .steps{grid-template-columns: 1fr 1fr}
      .grid3{grid-template-columns: 1fr}
      .grid2{grid-template-columns: 1fr}
      .reviewGrid{grid-template-columns: 1fr}
      .caseGrid{grid-template-columns: 1fr}
      .formWrap{grid-template-columns: 1fr}
      .twoColInfo{grid-template-columns: 1fr}
      .clientLogos{grid-template-columns: repeat(3, 1fr)}
      .mediaRow{grid-template-columns: 1fr}
      .footerGrid{grid-template-columns: 1fr}
      .navLinks{display:none}
      .menuBtn{
        display:inline-flex;
        align-items:center; justify-content:center;
        width:44px; height:44px;
        border-radius: 18px;
        background: rgba(255,255,255,.74);
        border:1px solid rgba(24,34,50,.12);
        box-shadow: 0 14px 34px rgba(16,24,40,.06);
        cursor:pointer;
      }
      .mobilePanel{display:block}
      .navWrap{padding:10px 0}
    }