:root{
      --bg0:#ffffff;
      --bg1:#f6f7fb;
      --text:#121826;
      --muted:#5a6677;
      --muted2:#7c8798;
      --line:rgba(15,23,42,.10);
      --card:#ffffff;
      --shadow: 0 10px 30px rgba(17,24,39,.08);
      --shadow2: 0 10px 24px rgba(17,24,39,.10);
      --ring: rgba(99,102,241,.25);
      --brand:#5b5cff;
      --brand2:#20c7ff;
      --brand3:#ff4fd8;
      --brand4:#31d08e;
      --btn:#121826;
      --btnText:#fff;
      --radius:18px;
      --radius2:24px;
      --container:1120px;
      --padX:20px;
      --focus: 0 0 0 4px var(--ring);
    }
    *{box-sizing:border-box}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(900px 420px at 12% -8%, rgba(91,92,255,.18), transparent 60%),
        radial-gradient(900px 420px at 88% 8%, rgba(32,199,255,.16), transparent 58%),
        radial-gradient(900px 420px at 50% 0%, rgba(255,79,216,.10), transparent 55%),
        linear-gradient(180deg, var(--bg1), var(--bg0) 40%);
      overflow-x:hidden;
    }
    a{color:inherit}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 var(--padX);
    }
    .topbar{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(246,247,251,.72);
      border-bottom:1px solid rgba(15,23,42,.08);
    }
    .topbar-inner{
      height:72px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
    }
    .brand{
      display:flex; align-items:center; gap:12px;
      min-width: 240px;
    }
    .ai-page-logo{
      width:40px; height:40px; border-radius:14px;
      background: rgba(91,92,255,.10);
      padding:8px;
      object-fit:contain;
      box-shadow: 0 10px 22px rgba(91,92,255,.18);
    }
    .brand-title{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand-title strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .brand-title span{
      font-size:12px;
      color:var(--muted);
      margin-top:2px;
      white-space:nowrap;
    }
    .nav{
      display:flex;
      align-items:center;
      gap:10px;
      flex:1;
      justify-content:flex-end;
      min-width:0;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav a.navlink{
      text-decoration:none;
      font-size:13px;
      color:rgba(18,24,38,.86);
      padding:8px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      white-space:nowrap;
    }
    .nav a.navlink:hover{
      transform: translateY(-1px);
      background: rgba(255,255,255,.75);
      border-color: rgba(15,23,42,.10);
    }
    .nav-cta{
      display:flex; gap:10px; align-items:center;
      margin-left:6px;
      white-space:nowrap;
    }
    .btn{
      appearance:none;
      border:0;
      border-radius:14px;
      padding:10px 14px;
      font-weight:700;
      font-size:13px;
      cursor:pointer;
      background: var(--btn);
      color: var(--btnText);
      box-shadow: 0 14px 26px rgba(18,24,38,.18);
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
      text-decoration:none;
      display:inline-flex;
      align-items:center;
      gap:10px;
    }
    .btn:hover{ transform: translateY(-1px); box-shadow: 0 18px 32px rgba(18,24,38,.22); }
    .btn:active{ transform: translateY(0px); box-shadow: 0 10px 22px rgba(18,24,38,.18); }
    .btn:focus{ outline:none; box-shadow: var(--focus), 0 18px 32px rgba(18,24,38,.22); }
    .btn-secondary{
      background: rgba(255,255,255,.82);
      color: var(--text);
      box-shadow: none;
      border:1px solid rgba(15,23,42,.12);
    }
    .btn-secondary:hover{ box-shadow: 0 14px 26px rgba(17,24,39,.08); }
    .icon-dot{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--brand), var(--brand2));
      box-shadow: 0 0 0 4px rgba(91,92,255,.18);
    }
    .burger{
      display:none;
      width:42px; height:42px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.78);
      cursor:pointer;
      align-items:center; justify-content:center;
      transition: transform .15s ease, background .15s ease;
    }
    .burger:active{ transform: translateY(1px); }
    .burger svg{ width:18px; height:18px; }
    .mobile-panel{
      display:none;
      padding-bottom:14px;
    }
    .mobile-panel .links{
      display:flex;
      flex-direction:column;
      gap:6px;
    }
    .mobile-panel a{
      text-decoration:none;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
      font-weight:700;
      font-size:14px;
      color: rgba(18,24,38,.90);
    }

    .hero{
      padding: 44px 0 12px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:20px;
      align-items:start;
    }
    .hero-left{
      position:relative;
      padding: 22px 0 8px;
    }
    .kicker{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 30px rgba(17,24,39,.06);
    }
    .kicker b{
      font-size:12px;
      letter-spacing:.2px;
    }
    .kicker i{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--brand3), var(--brand2));
      box-shadow: 0 0 0 4px rgba(255,79,216,.14);
    }
    h1{
      font-size:40px;
      line-height:1.1;
      margin:14px 0 12px;
      letter-spacing:-.6px;
    }
    .hero-sub{
      margin:0;
      color: var(--muted);
      font-size:15px;
      line-height:1.7;
      max-width: 58ch;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:18px;
      align-items:center;
    }
    .hero-note{
      display:flex;
      gap:10px;
      align-items:flex-start;
      margin-top:14px;
      padding:14px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.62);
      box-shadow: 0 12px 26px rgba(17,24,39,.06);
      max-width: 560px;
    }
    .hero-note svg{ width:18px; height:18px; margin-top:2px; flex:0 0 auto; }
    .hero-note div{ display:flex; flex-direction:column; gap:6px; }
    .hero-note strong{ font-size:13px; }
    .hero-note span{ color:var(--muted); font-size:13px; line-height:1.6; }
    .glow-grid{
      display:grid;
      grid-template-columns: 1fr;
      gap:14px;
    }
    .hero-right{
      position:relative;
      border-radius: var(--radius2);
      padding:16px;
      border:1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(1200px 420px at 15% 0%, rgba(91,92,255,.22), transparent 48%),
        radial-gradient(900px 360px at 85% 20%, rgba(32,199,255,.20), transparent 54%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.56));
      box-shadow: var(--shadow);
      overflow:hidden;
      min-height: 280px;
    }
    .scanline{
      position:absolute; inset:-60px -60px auto -60px;
      height:160px;
      background: linear-gradient(180deg, rgba(91,92,255,.14), rgba(32,199,255,.10), transparent);
      transform: rotate(-10deg);
      animation: sweep 6s ease-in-out infinite;
      pointer-events:none;
    }
    @keyframes sweep{
      0%,100%{ transform: translateY(-14px) rotate(-10deg); opacity:.75; }
      50%{ transform: translateY(38px) rotate(-10deg); opacity:.95; }
    }
    .pulse-ring{
      position:absolute; right:-60px; top:-60px;
      width:180px; height:180px;
      border-radius:50%;
      border: 1px solid rgba(91,92,255,.25);
      box-shadow: 0 0 0 10px rgba(91,92,255,.10);
      animation: ring 4.4s ease-in-out infinite;
      pointer-events:none;
    }
    @keyframes ring{
      0%,100%{ transform: scale(.98); opacity:.65;}
      50%{ transform: scale(1.06); opacity:.9;}
    }
    .data-cards{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top: 6px;
      position:relative;
      z-index:1;
    }
    .metric{
      border-radius: 16px;
      padding:14px 14px;
      background: rgba(255,255,255,.64);
      border:1px solid rgba(15,23,42,.10);
      transition: transform .18s ease, box-shadow .18s ease;
      min-height: 88px;
    }
    .metric:hover{
      transform: translateY(-3px);
      box-shadow: 0 16px 26px rgba(17,24,39,.10);
    }
    .metric .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .metric .tag{
      font-size:12px;
      color: rgba(18,24,38,.86);
      font-weight:800;
      display:flex; align-items:center; gap:8px;
    }
    .metric .tag i{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--brand), var(--brand2));
      box-shadow: 0 0 0 4px rgba(91,92,255,.14);
    }
    .metric .value{
      font-size:20px;
      font-weight:900;
      letter-spacing:-.3px;
      margin-top:10px;
    }
    .metric .desc{
      font-size:12.5px;
      color: var(--muted);
      margin-top:6px;
      line-height:1.5;
    }
    .hero-mini{
      margin-top:14px;
      border-radius: var(--radius2);
      padding:14px 14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.64);
      position:relative;
      z-index:1;
    }
    .hero-mini h3{
      font-size:14px;
      margin:0;
      letter-spacing:.2px;
    }
    .bullets{
      list-style:none;
      margin:10px 0 0;
      padding:0;
      display:grid;
      gap:8px;
    }
    .bullets li{
      display:flex; align-items:flex-start; gap:10px;
      color: rgba(18,24,38,.9);
      font-size:13px;
      line-height:1.5;
    }
    .bullets li svg{ width:16px; height:16px; flex:0 0 auto; margin-top:2px; }
    section{
      padding: 34px 0;
    }
    .section-title{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:16px;
      margin-bottom:16px;
    }
    .section-title h2{
      margin:0;
      font-size:22px;
      letter-spacing:-.3px;
    }
    .section-title p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
      max-width:56ch;
    }
    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .card{
      border-radius: var(--radius);
      padding:16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.74);
      box-shadow: 0 10px 24px rgba(17,24,39,.05);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .card:hover{
      transform: translateY(-3px);
      box-shadow: 0 18px 38px rgba(17,24,39,.10);
      border-color: rgba(91,92,255,.20);
    }
    .card h3{
      margin:10px 0 8px;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
    }
    .card .ico{
      width:44px; height:44px;
      border-radius: 16px;
      display:flex; align-items:center; justify-content:center;
      background:
        radial-gradient(22px 22px at 30% 28%, rgba(255,255,255,.9), transparent 65%),
        linear-gradient(135deg, rgba(91,92,255,.18), rgba(32,199,255,.14));
      border:1px solid rgba(91,92,255,.18);
    }
    .card .ico svg{ width:20px; height:20px; }
    .two-col{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .steps{
      display:grid;
      gap:12px;
    }
    .step{
      display:flex;
      gap:12px;
      padding:14px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
    }
    .step .num{
      width:38px; height:38px;
      border-radius: 14px;
      background:
        radial-gradient(22px 22px at 30% 28%, rgba(255,255,255,.95), transparent 62%),
        linear-gradient(135deg, rgba(91,92,255,.18), rgba(255,79,216,.12));
      border:1px solid rgba(91,92,255,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
    }
    .step h3{ margin:0 0 6px; font-size:15px; letter-spacing:-.2px;}
    .step p{ margin:0; color:var(--muted); font-size:13.5px; line-height:1.7;}
    .split-card{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(700px 260px at 0% 0%, rgba(91,92,255,.18), transparent 52%),
        radial-gradient(700px 260px at 100% 10%, rgba(32,199,255,.16), transparent 55%),
        rgba(255,255,255,.72);
      box-shadow: var(--shadow);
      padding:16px;
    }
    .split-card .head{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom:12px;
    }
    .split-card .head h3{
      margin:0;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .pill-row{
      display:flex; flex-wrap:wrap; gap:8px;
      margin-top:10px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.68);
      color: rgba(18,24,38,.90);
      font-size:12.5px;
      font-weight:800;
    }
    .pill i{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--brand), var(--brand2));
      box-shadow: 0 0 0 4px rgba(91,92,255,.12);
    }

    .compare-wrap{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .compare-top{
      padding:16px;
      border-bottom:1px solid rgba(15,23,42,.08);
      background:
        radial-gradient(900px 240px at 12% 0%, rgba(91,92,255,.18), transparent 55%),
        radial-gradient(900px 240px at 88% 12%, rgba(32,199,255,.14), transparent 52%);
    }
    .stars{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .stars .score{
      display:flex; align-items:baseline; gap:10px;
      margin-top:10px;
    }
    .stars .score b{
      font-size:34px;
      letter-spacing:-.8px;
    }
    .stars .score span{
      color: var(--muted);
      font-size:14px;
      font-weight:800;
    }
    .starline{
      display:flex; gap:6px; align-items:center;
    }
    .star{
      width:18px; height:18px;
      fill: rgba(91,92,255,.95);
      filter: drop-shadow(0 6px 10px rgba(91,92,255,.18));
    }
    .compare-table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      overflow:auto;
    }
    .compare-table .scroll{
      width:100%;
      overflow:auto;
    }
    table{
      width:100%;
      min-width: 860px;
      border-collapse:separate;
      border-spacing:0;
    }
    th, td{
      padding:14px 14px;
      border-bottom: 1px solid rgba(15,23,42,.07);
      text-align:left;
      vertical-align:top;
      font-size:14px;
    }
    th{
      color: rgba(18,24,38,.90);
      font-size:13px;
      text-transform:none;
      letter-spacing:.2px;
      background: rgba(255,255,255,.65);
      position:sticky;
      top:0;
      z-index:1;
    }
    td{ color: rgba(18,24,38,.88); }
    tr:last-child td{ border-bottom:0; }
    .col-good{
      background: linear-gradient(180deg, rgba(91,92,255,.10), rgba(32,199,255,.06));
      border-top: 1px solid rgba(91,92,255,.14);
      border-bottom: 1px solid rgba(91,92,255,.14);
    }
    .check{
      display:flex; align-items:flex-start; gap:10px;
      color: rgba(18,24,38,.90);
      font-weight:700;
      line-height:1.6;
    }
    .check svg{ width:16px; height:16px; margin-top:2px; flex:0 0 auto;}
    .compare-foot{
      padding:14px 16px;
      display:flex;
      gap:12px;
      align-items:center;
      justify-content:space-between;
      flex-wrap:wrap;
    }
    .compare-foot .muted{
      color: var(--muted);
      font-size:13.5px;
      line-height:1.6;
      font-weight:700;
    }

    .industry-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
    }
    .timeline{
      display:grid;
      gap:10px;
    }
    .time-item{
      display:flex; gap:12px;
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
    }
    .time-dot{
      width:38px; height:38px;
      border-radius: 16px;
      background:
        radial-gradient(18px 18px at 28% 26%, rgba(255,255,255,.95), transparent 62%),
        linear-gradient(135deg, rgba(255,79,216,.14), rgba(91,92,255,.16));
      border:1px solid rgba(255,79,216,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
    }
    .time-item h3{ margin:0 0 6px; font-size:15px; letter-spacing:-.2px;}
    .time-item p{ margin:0; color:var(--muted); font-size:13.5px; line-height:1.7;}

    .network-wrap{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .network-wrap:before{
      content:"";
      position:absolute; inset:-2px auto auto -2px;
      width:220px; height:220px;
      background: radial-gradient(circle at 30% 30%, rgba(91,92,255,.22), transparent 60%);
      pointer-events:none;
    }
    .network-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
      align-items:start;
      position:relative;
    }
    .network-grid h3{ margin:0 0 10px; font-size:16px; }
    .network-grid p{ margin:0; color:var(--muted); font-size:13.5px; line-height:1.7; }
    .tagcloud{
      display:flex; flex-wrap:wrap; gap:8px;
      margin-top:12px;
    }
    .tagchip{
      padding:9px 11px;
      border-radius: 999px;
      border:1px solid rgba(15,23,42,.10);
      background:
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.62));
      font-weight:900;
      font-size:12.5px;
      color: rgba(18,24,38,.90);
      transition: transform .16s ease, box-shadow .16s ease;
      cursor:default;
      user-select:none;
    }
    .tagchip:hover{
      transform: translateY(-2px);
      box-shadow: 0 14px 26px rgba(17,24,39,.08);
      border-color: rgba(91,92,255,.18);
    }

    .cases{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .case-card{
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 24px rgba(17,24,39,.05);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      display:flex;
      flex-direction:column;
      gap:10px;
      min-height: 198px;
    }
    .case-card:hover{
      transform: translateY(-3px);
      box-shadow: 0 18px 38px rgba(17,24,39,.10);
      border-color: rgba(32,199,255,.22);
    }
    .case-top{
      display:flex; gap:12px; align-items:flex-start; justify-content:space-between;
    }
    .case-title{
      font-size:15px; font-weight:950; letter-spacing:-.2px;
      margin:0;
    }
    .badge{
      font-size:12px;
      font-weight:900;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.68);
      color: rgba(18,24,38,.90);
      white-space:nowrap;
    }
    .case-meta{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:8px 10px;
      margin-top:auto;
      padding-top: 6px;
    }
    .meta{
      border-radius: 14px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.62);
      padding:10px 10px;
    }
    .meta b{
      display:block;
      font-size:12.5px;
      margin-bottom:6px;
      color: rgba(18,24,38,.88);
    }
    .meta span{
      color: var(--muted);
      font-size:12.5px;
      line-height:1.4;
      word-break:break-word;
    }

    .list-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .article-list{
      display:grid; gap:10px;
      padding:0; margin:0;
      list-style:none;
    }
    .article{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      padding:12px 12px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      transition: transform .16s ease, box-shadow .16s ease;
    }
    .article:hover{
      transform: translateY(-2px);
      box-shadow: 0 14px 26px rgba(17,24,39,.08);
    }
    .article a{
      text-decoration:none;
      display:flex; flex-direction:column; gap:6px;
      min-width:0;
    }
    .article b{
      font-size:14px; letter-spacing:-.2px;
      line-height:1.4;
    }
    .article em{
      font-style:normal;
      color: var(--muted);
      font-size:12.5px;
      line-height:1.5;
      overflow:hidden;
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient: vertical;
    }
    .article .time{
      color: var(--muted2);
      font-size:12px;
      font-weight:900;
      white-space:nowrap;
      padding-top:2px;
    }

    .form-card{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(700px 260px at 0% 0%, rgba(91,92,255,.18), transparent 52%),
        radial-gradient(700px 260px at 100% 10%, rgba(32,199,255,.16), transparent 55%),
        rgba(255,255,255,.72);
      box-shadow: var(--shadow);
      padding:16px;
    }
    form{
      display:grid;
      gap:12px;
      margin-top:10px;
    }
    label{
      font-weight:900;
      font-size:13px;
      color: rgba(18,24,38,.90);
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    input, select, textarea{
      border-radius:14px;
      border:1px solid rgba(15,23,42,.14);
      padding:12px 12px;
      font-size:14px;
      color: var(--text);
      background: rgba(255,255,255,.82);
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease;
    }
    textarea{ min-height: 120px; resize: vertical; }
    input:focus, select:focus, textarea:focus{
      border-color: rgba(91,92,255,.42);
      box-shadow: var(--focus);
    }
    .form-row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .form-actions{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      flex-wrap:wrap;
      margin-top:2px;
    }
    .hint{
      color: var(--muted);
      font-size:12.5px;
      line-height:1.6;
      font-weight:800;
    }
    .submit{
      display:inline-flex; align-items:center; gap:10px;
      padding:12px 16px;
      border-radius: 16px;
      border:0;
      cursor:pointer;
      font-weight:950;
      background: linear-gradient(135deg, rgba(91,92,255,1), rgba(32,199,255,1));
      color:#fff;
      box-shadow: 0 18px 36px rgba(91,92,255,.22);
      transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
    }
    .submit:hover{
      transform: translateY(-2px);
      box-shadow: 0 22px 44px rgba(91,92,255,.26);
      filter: saturate(1.05);
    }
    .submit:active{ transform: translateY(0px); }
    .submit:focus{ outline:none; box-shadow: var(--focus), 0 22px 44px rgba(91,92,255,.26); }

    .faq{
      display:grid;
      gap:10px;
    }
    details.faq-item{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 24px rgba(17,24,39,.04);
      padding: 12px 14px;
      transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
    }
    details.faq-item[open]{
      border-color: rgba(91,92,255,.22);
      box-shadow: 0 18px 38px rgba(17,24,39,.10);
      transform: translateY(-2px);
    }
    summary{
      cursor:pointer;
      list-style:none;
      font-weight:950;
      font-size:14.5px;
      color: rgba(18,24,38,.92);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding: 6px 2px;
    }
    summary::-webkit-details-marker{ display:none; }
    .sum-right{
      display:flex; align-items:center; gap:10px; flex:0 0 auto;
      color: var(--muted2);
      font-size:12.5px;
      font-weight:900;
    }
    .chev{
      width:22px; height:22px; border-radius:10px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.68);
      transition: transform .2s ease;
    }
    details[open] .chev{ transform: rotate(180deg); }
    .faq-body{
      padding: 10px 2px 6px;
      color: var(--muted);
      font-size:13.8px;
      line-height:1.8;
    }
    .rating-note{
      display:flex; gap:10px; align-items:flex-start;
      padding: 12px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.68);
      margin-top: 10px;
    }
    .rating-note svg{ width:18px; height:18px; margin-top:1px; flex:0 0 auto; }

    .reviews{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .review{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 24px rgba(17,24,39,.05);
      padding:16px;
      display:flex; flex-direction:column; gap:10px;
      min-height: 220px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .review:hover{
      transform: translateY(-3px);
      box-shadow: 0 18px 38px rgba(17,24,39,.10);
      border-color: rgba(255,79,216,.20);
    }
    .review .who{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
    }
    .avatar{
      width:40px; height:40px; border-radius:16px;
      background: linear-gradient(135deg, rgba(255,79,216,.14), rgba(91,92,255,.16));
      border:1px solid rgba(255,79,216,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight:1000;
      color: rgba(18,24,38,.90);
    }
    .review .who b{
      font-size:14px; letter-spacing:-.2px;
    }
    .review .role{
      color: var(--muted2);
      font-weight:900;
      font-size:12.5px;
      margin-top:2px;
    }
    .review .text{
      color: var(--muted);
      font-size:13.8px;
      line-height:1.8;
      margin:0;
    }
    .review .metaRow{
      display:flex; gap:8px; flex-wrap:wrap; margin-top:auto;
    }
    .miniTag{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.68);
      font-weight:950;
      font-size:12px;
      color: rgba(18,24,38,.90);
      user-select:none;
    }

    .footer{
      padding: 26px 0 36px;
      background: linear-gradient(180deg, rgba(246,247,251,.35), rgba(246,247,251,.95));
      border-top:1px solid rgba(15,23,42,.08);
      margin-top: 10px;
    }
    .footer-wrap{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 10px 24px rgba(17,24,39,.05);
      padding:16px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .footer h3{
      margin:0 0 8px;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .footer p{
      margin:0;
      color: var(--muted);
      font-size:13.5px;
      line-height:1.7;
    }
    .footer-links{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px 12px;
      margin-top: 10px;
    }
    .footer-links a{
      text-decoration:none;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
      font-weight:900;
      font-size:13px;
      color: rgba(18,24,38,.88);
      transition: transform .16s ease, box-shadow .16s ease;
      display:inline-flex; align-items:center; gap:10px;
    }
    .footer-links a:hover{
      transform: translateY(-2px);
      box-shadow: 0 14px 26px rgba(17,24,39,.08);
    }
    .footer-links svg{ width:16px; height:16px; }
    .copy{
      margin-top:14px;
      padding-top:14px;
      border-top:1px solid rgba(15,23,42,.08);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      color: var(--muted2);
      font-size:12.5px;
      font-weight:900;
    }
    .friend{
      display:flex; flex-wrap:wrap; gap:8px;
      align-items:center;
    }
    .friend a{
      text-decoration:none;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.68);
      font-weight:950;
      font-size:12px;
      color: rgba(18,24,38,.88);
      transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
      white-space:nowrap;
    }
    .friend a:hover{
      transform: translateY(-2px);
      box-shadow: 0 14px 26px rgba(17,24,39,.08);
      border-color: rgba(91,92,255,.20);
    }

    .float-help{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:60;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-card{
      width: 212px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.82);
      backdrop-filter: blur(8px);
      box-shadow: 0 18px 42px rgba(17,24,39,.14);
      padding: 12px 12px;
      transform-origin: 100% 100%;
      animation: floatIn .42s ease both;
    }
    @keyframes floatIn{
      from{ opacity:0; transform: translateY(8px) scale(.98); }
      to{ opacity:1; transform: translateY(0) scale(1); }
    }
    .float-head{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .float-head b{ font-size:13px; letter-spacing:-.1px; }
    .xbtn{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.78);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .15s ease;
    }
    .xbtn:active{ transform: translateY(1px); }
    .xbtn svg{ width:16px; height:16px; }
    .kefu-row{
      display:flex;
      gap:10px;
      align-items:center;
    }
    .kefu-row img{
      width:54px; height:54px; border-radius:16px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.8);
      object-fit:cover;
    }
    .kefu-row .t{
      display:flex; flex-direction:column; gap:6px;
    }
    .kefu-row .t span{
      color: var(--muted);
      font-weight:900;
      font-size:12.5px;
      line-height:1.4;
    }
    .kefu-row .t a{
      text-decoration:none;
      font-weight:1000;
      font-size:13.5px;
      color: rgba(18,24,38,.92);
    }
    .quick-actions{
      margin-top:10px;
      display:flex; gap:10px; flex-wrap:wrap;
    }
    .quick-actions a{
      text-decoration:none;
      flex:1;
      min-width:90px;
      text-align:center;
      padding:10px 10px;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.72);
      font-weight:1000;
      font-size:13px;
      color: rgba(18,24,38,.92);
      transition: transform .16s ease, box-shadow .16s ease;
    }
    .quick-actions a:hover{
      transform: translateY(-2px);
      box-shadow: 0 14px 26px rgba(17,24,39,.10);
    }
    .toTop{
      width:46px; height:46px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.12);
      background:
        radial-gradient(24px 24px at 30% 30%, rgba(255,255,255,.95), transparent 62%),
        linear-gradient(135deg, rgba(91,92,255,.18), rgba(32,199,255,.14));
      box-shadow: 0 18px 42px rgba(91,92,255,.16);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .15s ease, filter .15s ease;
    }
    .toTop:hover{ transform: translateY(-3px); filter: saturate(1.05); }
    .toTop svg{ width:18px; height:18px; }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .55s ease, transform .55s ease;
    }
    .reveal.show{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      h1{ font-size:34px; }
      .hero-grid{ grid-template-columns: 1fr; }
      .brand{ min-width: unset; }
      .nav-links{ display:none; }
      .nav-cta{ display:none; }
      .burger{ display:flex; }
      .mobile-panel{ display:block; }
      .grid-3{ grid-template-columns: 1fr; }
      .two-col{ grid-template-columns: 1fr; }
      .industry-grid{ grid-template-columns: 1fr; }
      .cases{ grid-template-columns: 1fr; }
      .reviews{ grid-template-columns: 1fr; }
      .list-grid{ grid-template-columns: 1fr; }
      .network-grid{ grid-template-columns: 1fr; }
      .footer-grid{ grid-template-columns: 1fr; }
      .form-row{ grid-template-columns: 1fr; }
      table{ min-width: 820px; }
      .float-help .float-card{ width: 200px; }
    }