:root{
      --bg0:#fbf8f6;
      --bg1:#f6f8ff;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#5b6475;
      --line:rgba(22, 34, 53, .10);
      --shadow: 0 10px 30px rgba(17, 24, 39, .08);
      --shadow2: 0 8px 20px rgba(17, 24, 39, .08);
      --radius: 16px;
      --radius2: 22px;
      --brandA:#6d28d9;
      --brandB:#2563eb;
      --brandC:#0ea5e9;
      --brandD:#f97316;
      --brandE:#22c55e;
      --accent:#4f46e5;
      --focus:#1d4ed8;
      --btn:#111827;
      --btnText:#fff;
      --chip:#eef2ff;
      --chipText:#3730a3;
      --ok:#16a34a;
      --warn:#f59e0b;
      --danger:#ef4444;
      --grad: linear-gradient(110deg, rgba(109,40,217,.20), rgba(37,99,235,.18) 35%, rgba(14,165,233,.18) 70%, rgba(249,115,22,.14));
      --grad2: radial-gradient(1200px 600px at 20% 0%, rgba(109,40,217,.20), transparent 55%),
               radial-gradient(900px 520px at 78% 12%, rgba(37,99,235,.18), transparent 55%),
               radial-gradient(1000px 650px at 50% 100%, rgba(249,115,22,.12), transparent 55%),
               linear-gradient(180deg, var(--bg0), #ffffff 70%);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
                   "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","WenQuanYi Micro Hei", Arial, "Apple Color Emoji","Segoe UI Emoji";
      color:var(--text);
      background: var(--grad2);
    }
    a{color:inherit}
    .container{
      width:100%;
      max-width:1160px;
      margin:0 auto;
      padding:0 18px;
    }
    .topbar{
      position:sticky;
      top:0;
      z-index:30;
      backdrop-filter: blur(10px);
      background: rgba(251,248,246,.72);
      border-bottom:1px solid rgba(22, 34, 53, .08);
    }
    .topbar-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width: 220px;
    }
    .ai-page-logo{
      width:40px;
      height:40px;
      object-fit:contain;
      filter: saturate(1.05);
    }
    .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);
    }
    nav{
      display:flex;
      align-items:center;
      gap:10px;
      flex: 1;
      justify-content:flex-end;
    }
    .nav-links{
      display:flex; gap:10px; align-items:center; flex-wrap:nowrap;
    }
    .nav-links a{
      text-decoration:none;
      font-size:13px;
      color:var(--muted);
      padding:8px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition: background .2s ease, border-color .2s ease, color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      color:var(--text);
      background: rgba(79,70,229,.08);
      border-color: rgba(79,70,229,.20);
      transform: translateY(-1px);
    }
    .nav-actions{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      appearance:none;
      border:1px solid rgba(17,24,39,.12);
      background:#fff;
      color:var(--text);
      padding:10px 14px;
      border-radius:14px;
      font-weight:650;
      font-size:13px;
      cursor:pointer;
      display:inline-flex;
      align-items:center;
      gap:10px;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      text-decoration:none;
      white-space:nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: var(--shadow2);
      border-color: rgba(17,24,39,.18);
    }
    .btn-primary{
      background: linear-gradient(135deg, rgba(79,70,229,.98), rgba(37,99,235,.92));
      border-color: rgba(79,70,229,.25);
      color: #fff;
      box-shadow: 0 14px 30px rgba(79,70,229,.22);
    }
    .btn-primary:hover{
      box-shadow: 0 18px 44px rgba(79,70,229,.28);
      border-color: rgba(79,70,229,.35);
    }
    .btn-ghost{
      background: rgba(255,255,255,.6);
    }
    .icon-dot{
      width:10px; height:10px; border-radius:999px;
      background: conic-gradient(from 180deg, var(--brandA), var(--brandB), var(--brandC), var(--brandD), var(--brandE), var(--brandA));
      box-shadow: 0 0 0 4px rgba(79,70,229,.10);
    }
    .mobile-toggle{
      display:none;
    }
    .drawer{
      display:none;
      padding:14px 0 18px 0;
    }
    .drawer .drawer-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      padding-top:10px;
    }
    .drawer a{
      text-decoration:none;
      background: rgba(255,255,255,.75);
      border:1px solid rgba(22,34,53,.10);
      border-radius:14px;
      padding:10px 12px;
      font-size:13px;
      color:var(--text);
    }
    .drawer a:hover{border-color: rgba(79,70,229,.25)}
    .hero{
      padding:26px 0 10px 0;
    }
    .hero-wrap{
      border-radius: var(--radius2);
      background: var(--grad);
      border: 1px solid rgba(79,70,229,.18);
      box-shadow: 0 20px 60px rgba(79,70,229,.10);
      overflow:hidden;
      position:relative;
    }
    .hero-wrap:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(900px 260px at 30% 0%, rgba(255,255,255,.55), transparent 60%),
        radial-gradient(720px 260px at 85% 10%, rgba(255,255,255,.35), transparent 58%),
        radial-gradient(560px 300px at 15% 110%, rgba(255,255,255,.30), transparent 60%);
      pointer-events:none;
      opacity:.9;
    }
    .hero-inner{
      position:relative;
      padding:28px 22px;
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-left{
      padding:6px 6px 8px 6px;
      display:flex; flex-direction:column; gap:14px;
    }
    .eyebrow{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background: rgba(255,255,255,.66);
      border:1px solid rgba(22,34,53,.10);
      font-weight:700;
      font-size:12px;
      color: rgba(55,65,81,.95);
    }
    .pill .spark{
      width:16px; height:16px;
      display:inline-block;
      background: conic-gradient(from 90deg, rgba(109,40,217,.95), rgba(37,99,235,.95), rgba(14,165,233,.95), rgba(249,115,22,.95), rgba(109,40,217,.95));
      border-radius:6px;
      transform: rotate(8deg);
      box-shadow: 0 10px 18px rgba(79,70,229,.18);
    }
    h1{
      margin:0;
      font-size:36px;
      letter-spacing:-.6px;
      line-height:1.12;
    }
    .hero-sub{
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.7;
      max-width: 58ch;
    }
    .hero-cta{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      margin-top:4px;
    }
    .quick-tags{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:4px;
    }
    .tag{
      background: rgba(255,255,255,.58);
      border:1px solid rgba(22,34,53,.10);
      color: rgba(55,65,81,.95);
      padding:9px 12px;
      border-radius: 14px;
      font-size:13px;
      font-weight:650;
      transition: transform .18s ease, border-color .18s ease;
      white-space:nowrap;
    }
    .tag:hover{transform: translateY(-1px); border-color: rgba(79,70,229,.28)}
    .hero-right{
      display:flex; flex-direction:column; gap:12px;
      padding:6px;
    }
    .glass-panel{
      background: rgba(255,255,255,.60);
      border:1px solid rgba(22,34,53,.10);
      border-radius: var(--radius);
      padding:14px 14px 14px 14px;
      box-shadow: 0 12px 34px rgba(17,24,39,.06);
      position:relative;
      overflow:hidden;
    }
    .glass-panel:after{
      content:"";
      position:absolute;
      width:240px; height:240px;
      border-radius:50%;
      right:-110px; top:-120px;
      background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.70), transparent 62%);
      opacity:.8;
      pointer-events:none;
    }
    .panel-title{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
      position:relative;
    }
    .panel-title h2{
      margin:0;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .mini-kpi{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      position:relative;
    }
    .kpi{
      border-radius:14px;
      border:1px solid rgba(22,34,53,.10);
      background: rgba(255,255,255,.68);
      padding:12px 12px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .kpi:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 36px rgba(17,24,39,.10);
      border-color: rgba(79,70,229,.24);
    }
    .kpi strong{
      display:block;
      font-size:18px;
      letter-spacing:-.3px;
    }
    .kpi span{
      color:var(--muted);
      font-size:12px;
      line-height:1.4;
      display:block;
      margin-top:3px;
    }
    .flow-preview{
      display:flex; gap:10px; align-items:flex-start;
      position:relative;
    }
    .step-badge{
      width:36px; height:36px;
      border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      font-weight:800;
      color:#0b1220;
      background: conic-gradient(from 180deg, rgba(109,40,217,.28), rgba(37,99,235,.24), rgba(14,165,233,.24), rgba(249,115,22,.22), rgba(34,197,94,.18));
      border:1px solid rgba(79,70,229,.18);
      box-shadow: 0 14px 30px rgba(79,70,229,.12);
      flex:0 0 auto;
    }
    .flow-preview p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    section{
      padding:26px 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:14px;
      margin-bottom:14px;
    }
    .section-head h2{
      margin:0;
      font-size:22px;
      letter-spacing:-.4px;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.6;
      max-width: 60ch;
    }
    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .grid-2{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap:14px;
    }
    .card{
      background: var(--card);
      border:1px solid rgba(22,34,53,.10);
      border-radius: var(--radius);
      box-shadow: 0 14px 40px rgba(17,24,39,.06);
      padding:14px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 20px 60px rgba(17,24,39,.10);
      border-color: rgba(79,70,229,.20);
    }
    .card .card-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px; margin-bottom:8px;
    }
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius: 999px;
      font-size:12px;
      font-weight:800;
      border:1px solid rgba(79,70,229,.18);
      background: rgba(79,70,229,.10);
      color: rgba(55,65,81,.95);
    }
    .card h3{
      margin:0;
      font-size:16px;
      letter-spacing:-.2px;
      line-height:1.35;
    }
    .card p{
      margin:8px 0 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .list{
      margin:10px 0 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: rgba(34,197,94,.12);
      border:1px solid rgba(34,197,94,.22);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .check svg{width:12px; height:12px}
    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:12px;
    }
    .step-card{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(22,34,53,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 16px 50px rgba(17,24,39,.06);
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .step-card:hover{transform: translateY(-2px); box-shadow: 0 22px 70px rgba(17,24,39,.10); border-color: rgba(79,70,229,.22)}
    .step-num{
      font-weight:900;
      font-size:12px;
      letter-spacing:.3px;
      color: rgba(55,65,81,.95);
      display:flex; align-items:center; gap:10px;
      margin-bottom:8px;
    }
    .step-num i{
      width:22px; height:22px; border-radius:10px;
      display:inline-flex; align-items:center; justify-content:center;
      background: rgba(79,70,229,.12);
      border:1px solid rgba(79,70,229,.22);
      font-style:normal;
    }
    .step-card h3{
      margin:0;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .step-card p{
      margin:8px 0 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .timeline{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    .time-item{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(22,34,53,.10);
      border-radius: var(--radius);
    }
    .time-dot{
      width:14px; height:14px; border-radius:6px;
      background: conic-gradient(from 180deg, var(--brandA), var(--brandB), var(--brandC), var(--brandD), var(--brandE), var(--brandA));
      margin-top:6px;
      flex:0 0 auto;
      box-shadow: 0 10px 18px rgba(79,70,229,.14);
    }
    .time-item strong{
      display:block;
      font-size:14px;
      letter-spacing:-.2px;
      margin-bottom:4px;
    }
    .time-item span{
      display:block;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }
    .table-wrap{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(22,34,53,.10);
      border-radius: var(--radius2);
      overflow:hidden;
      box-shadow: 0 18px 60px rgba(17,24,39,.06);
    }
    .table-scroll{
      overflow:auto;
      -webkit-overflow-scrolling:touch;
    }
    table{
      width:100%;
      border-collapse:collapse;
      min-width: 720px;
      background: #fff;
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(22,34,53,.08);
      vertical-align:top;
      font-size:13px;
      line-height:1.6;
    }
    th{
      background: linear-gradient(180deg, rgba(79,70,229,.08), rgba(79,70,229,.03));
      font-weight:900;
      text-align:left;
      color: rgba(17,24,39,.95);
      position:sticky;
      top:0;
      z-index:1;
    }
    td{color:var(--muted)}
    .score{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .stars{
      display:inline-flex; gap:3px; align-items:center;
    }
    .star svg{width:16px; height:16px; fill:#fbbf24; filter: drop-shadow(0 6px 10px rgba(251,191,36,.25))}
    .score strong{font-size:18px; color:var(--text)}
    .subtle{
      color:var(--muted);
      font-size:12px;
      font-weight:650;
      padding:6px 10px;
      border-radius:999px;
      border:1px solid rgba(22,34,53,.10);
      background: rgba(255,255,255,.72);
    }
    .faq{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    details.faq-item{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(22,34,53,.10);
      border-radius: var(--radius);
      padding:10px 12px;
      transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
    }
    details.faq-item[open]{
      border-color: rgba(79,70,229,.26);
      box-shadow: 0 20px 55px rgba(79,70,229,.10);
    }
    details.faq-item summary{
      cursor:pointer;
      list-style:none;
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      font-weight:800;
      font-size:14px;
      color: rgba(17,24,39,.96);
      padding:6px 2px;
    }
    details.faq-item summary::-webkit-details-marker{display:none}
    .faq-q{
      display:flex; align-items:flex-start; gap:10px;
    }
    .faq-q i{
      width:24px; height:24px; border-radius:10px;
      display:inline-flex; align-items:center; justify-content:center;
      background: rgba(79,70,229,.12);
      border:1px solid rgba(79,70,229,.22);
      flex:0 0 auto;
      font-style:normal;
      font-weight:900;
      color: rgba(55,65,81,.95);
      margin-top:1px;
    }
    .faq-chevron{
      flex:0 0 auto;
      width:26px; height:26px;
      border-radius:12px;
      border:1px solid rgba(22,34,53,.10);
      background: rgba(255,255,255,.74);
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, border-color .18s ease;
    }
    details[open] .faq-chevron{transform: rotate(180deg); border-color: rgba(79,70,229,.25)}
    details.faq-item .faq-a{
      padding:8px 2px 10px 36px;
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
    }
    .review-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .review{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(22,34,53,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 40px 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: 190px;
    }
    .review:hover{
      transform: translateY(-2px);
      box-shadow: 0 20px 60px rgba(17,24,39,.10);
      border-color: rgba(79,70,229,.22);
    }
    .review-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
    }
    .avatar{
      width:38px; height:38px; border-radius:16px;
      background: conic-gradient(from 180deg, rgba(109,40,217,.20), rgba(37,99,235,.18), rgba(14,165,233,.18), rgba(249,115,22,.16), rgba(34,197,94,.14));
      border:1px solid rgba(79,70,229,.18);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      color: rgba(17,24,39,.92);
      flex:0 0 auto;
    }
    .review-meta{
      display:flex; flex-direction:column; gap:2px;
      flex:1;
      min-width:0;
    }
    .review-meta strong{
      font-size:14px;
      letter-spacing:-.2px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .review-meta span{
      font-size:12px; color:var(--muted); white-space:nowrap;
      overflow:hidden; text-overflow:ellipsis;
    }
    .review p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.75;
    }
    .case-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .case-card{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(22,34,53,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 40px rgba(17,24,39,.05);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      display:flex; flex-direction:column; gap:10px;
      overflow:hidden;
    }
    .case-card:hover{transform: translateY(-2px); box-shadow: 0 20px 60px rgba(17,24,39,.10); border-color: rgba(79,70,229,.22)}
    .case-img{
      width:100%;
      border-radius: 14px;
      border:1px solid rgba(22,34,53,.10);
      background: linear-gradient(135deg, rgba(79,70,229,.10), rgba(37,99,235,.06));
      padding:0;
      overflow:hidden;
    }
    .case-img img{
      width:100%;
      height:auto;
      display:block;
      object-fit:cover;
      aspect-ratio: 16/10;
    }
    .case-card h3{
      margin:0;
      font-size:15px;
      letter-spacing:-.2px;
      line-height:1.4;
    }
    .case-card .meta{
      display:flex; gap:8px; flex-wrap:wrap;
    }
    .chip{
      display:inline-flex; align-items:center; gap:6px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(79,70,229,.10);
      border:1px solid rgba(79,70,229,.18);
      color: rgba(55,65,81,.95);
      font-weight:750;
      font-size:12px;
      white-space:nowrap;
    }
    .chip i{
      width:8px; height:8px; border-radius:999px;
      background: conic-gradient(from 180deg, var(--brandA), var(--brandB), var(--brandC), var(--brandD), var(--brandE), var(--brandA));
      display:inline-block;
    }
    .article-list{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .articles{
      display:flex; flex-direction:column; gap:10px;
    }
    .article-item{
      padding:12px;
      border-radius: var(--radius);
      background: rgba(255,255,255,.78);
      border:1px solid rgba(22,34,53,.10);
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      display:flex; gap:12px; align-items:flex-start; justify-content:space-between;
    }
    .article-item:hover{transform: translateY(-2px); border-color: rgba(79,70,229,.22); box-shadow: 0 18px 55px rgba(17,24,39,.10)}
    .article-left{
      min-width:0;
    }
    .article-item strong{
      display:block;
      font-size:14px;
      letter-spacing:-.2px;
      margin-bottom:6px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width: 100%;
    }
    .article-item span{
      color:var(--muted);
      font-size:12px;
      line-height:1.5;
      display:block;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      max-width: 100%;
    }
    .arrow-link{
      text-decoration:none;
      font-weight:900;
      color: rgba(79,70,229,.95);
      padding:8px 10px;
      border-radius: 14px;
      border:1px solid rgba(79,70,229,.20);
      background: rgba(79,70,229,.06);
      flex:0 0 auto;
      margin-top:2px;
    }
    .arrow-link:hover{background: rgba(79,70,229,.10)}
    .aside-card{
      padding:14px;
      border-radius: var(--radius);
      background: rgba(255,255,255,.78);
      border:1px solid rgba(22,34,53,.10);
      box-shadow: 0 14px 40px rgba(17,24,39,.05);
    }
    .aside-card h3{margin:0 0 10px 0; font-size:15px}
    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:10px;
    }
    .cloud-item{
      padding:9px 12px;
      border-radius: 999px;
      border:1px solid rgba(22,34,53,.10);
      background: rgba(255,255,255,.70);
      color: rgba(55,65,81,.95);
      font-weight:800;
      font-size:12px;
      transition: transform .18s ease, border-color .18s ease;
      cursor:default;
      user-select:none;
    }
    .cloud-item:hover{transform: translateY(-1px); border-color: rgba(79,70,229,.24)}
    .form-card{
      padding:16px;
      border-radius: var(--radius2);
      background: rgba(255,255,255,.82);
      border:1px solid rgba(22,34,53,.10);
      box-shadow: 0 18px 60px rgba(17,24,39,.06);
      overflow:hidden;
      position:relative;
    }
    .form-card:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(600px 220px at 20% 0%, rgba(109,40,217,.18), transparent 60%),
        radial-gradient(520px 220px at 80% 10%, rgba(37,99,235,.18), transparent 58%),
        radial-gradient(700px 320px at 50% 120%, rgba(249,115,22,.10), transparent 60%);
      pointer-events:none;
      opacity:.9;
    }
    .form-card > *{position:relative}
    .form-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:7px;
    }
    .field label{
      font-weight:850;
      font-size:13px;
      color: rgba(17,24,39,.96);
    }
    input, select, textarea{
      width:100%;
      border:1px solid rgba(22,34,53,.14);
      background: rgba(255,255,255,.86);
      border-radius: 14px;
      padding:11px 12px;
      font-size:14px;
      color: var(--text);
      outline:none;
      transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
    }
    textarea{min-height: 120px; resize: vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(29,78,216,.45);
      box-shadow: 0 0 0 4px rgba(29,78,216,.12);
    }
    .form-actions{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:12px;
      flex-wrap:wrap;
    }
    .hint{
      color:var(--muted);
      font-size:12px;
      line-height:1.5;
      max-width: 52ch;
    }
    .btn-submit{
      border:none;
      padding:12px 16px;
      border-radius: 16px;
      font-weight:950;
      font-size:14px;
      cursor:pointer;
      color:#fff;
      background: linear-gradient(135deg, rgba(79,70,229,.98), rgba(37,99,235,.92));
      box-shadow: 0 16px 44px rgba(79,70,229,.25);
      transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
    }
    .btn-submit:hover{transform: translateY(-2px); box-shadow: 0 22px 64px rgba(79,70,229,.30)}
    .btn-submit:active{transform: translateY(-1px); filter: brightness(.98)}
    .footer{
      padding:24px 0 34px 0;
      border-top:1px solid rgba(22,34,53,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.22), rgba(255,255,255,.70));
    }
    .footer-inner{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
    }
    .foot-col{
      flex:1;
      min-width: 240px;
      padding:12px 0;
    }
    .foot-brand{
      display:flex; gap:12px; align-items:flex-start;
    }
    .foot-brand .ai-page-logo{
      width:46px; height:46px;
      border-radius: 18px;
      border:1px solid rgba(22,34,53,.10);
      background: rgba(255,255,255,.75);
      padding:6px;
    }
    .foot-col h3{margin:0 0 8px 0; font-size:14px}
    .foot-col p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .foot-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px 14px;
      margin-top:8px;
    }
    .foot-links a{
      text-decoration:none;
      color: rgba(17,24,39,.86);
      font-weight:800;
      font-size:13px;
      border:1px solid rgba(22,34,53,.10);
      background: rgba(255,255,255,.72);
      padding:9px 12px;
      border-radius:14px;
      transition: transform .18s ease, border-color .18s ease;
      white-space:nowrap;
    }
    .foot-links a:hover{transform: translateY(-1px); border-color: rgba(79,70,229,.24)}
    .copy{
      color: var(--muted);
      font-size:12px;
      margin-top:14px;
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
    }
    .copy a{color: rgba(79,70,229,.95); font-weight:900; text-decoration:none}
    .float-help{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:60;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .help-card{
      background: rgba(255,255,255,.86);
      border:1px solid rgba(22,34,53,.12);
      border-radius: 18px;
      box-shadow: 0 18px 55px rgba(17,24,39,.14);
      overflow:hidden;
      width: 220px;
      transform-origin: 100% 100%;
      transition: transform .18s ease, opacity .18s ease;
    }
    .help-head{
      padding:10px 12px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      background: linear-gradient(135deg, rgba(79,70,229,.12), rgba(37,99,235,.08));
      border-bottom:1px solid rgba(22,34,53,.10);
    }
    .help-head strong{font-size:13px}
    .help-close{
      border:none;
      background: rgba(255,255,255,.75);
      border:1px solid rgba(22,34,53,.10);
      width:28px; height:28px;
      border-radius:12px;
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      color: rgba(17,24,39,.9);
    }
    .help-body{padding:12px}
    .help-body p{
      margin:0 0 10px 0;
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
    }
    .help-body img{
      width:100%;
      height:auto;
      display:block;
      border-radius:14px;
      border:1px solid rgba(22,34,53,.10);
      background:#fff;
    }
    .help-actions{
      display:flex; gap:10px; margin-top:10px;
    }
    .help-actions a{
      flex:1;
      text-decoration:none;
      text-align:center;
      font-weight:950;
      font-size:12px;
      padding:10px 10px;
      border-radius: 14px;
      border:1px solid rgba(79,70,229,.20);
      background: rgba(79,70,229,.08);
      color: rgba(55,65,81,.95);
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .help-actions a:hover{transform: translateY(-1px); border-color: rgba(79,70,229,.28); background: rgba(79,70,229,.12)}
    .fab{
      width:48px; height:48px;
      border-radius: 18px;
      border:1px solid rgba(22,34,53,.12);
      background: linear-gradient(135deg, rgba(79,70,229,.98), rgba(37,99,235,.92));
      color:#fff;
      box-shadow: 0 20px 60px rgba(79,70,229,.30);
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:center;
      transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
    }
    .fab:hover{transform: translateY(-2px); box-shadow: 0 26px 80px rgba(79,70,229,.36)}
    .fab svg{width:22px; height:22px; fill:#fff}
    .toast{
      position:fixed;
      left:50%;
      bottom:18px;
      transform: translateX(-50%);
      background: rgba(17,24,39,.92);
      color:#fff;
      padding:10px 14px;
      border-radius: 14px;
      font-size:13px;
      box-shadow: 0 20px 60px rgba(17,24,39,.28);
      z-index:80;
      opacity:0;
      pointer-events:none;
      transition: opacity .18s ease, transform .18s ease;
    }
    .toast.show{
      opacity:1;
      transform: translateX(-50%) translateY(-6px);
    }
    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .5s ease, transform .5s ease;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }
    .anchor-space{scroll-margin-top: 86px;}
    .price-row{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:stretch;
      margin-top:12px;
    }
    .price-card{
      flex: 1;
      min-width: 220px;
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(22,34,53,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 40px rgba(17,24,39,.05);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .price-card:hover{transform: translateY(-2px); box-shadow: 0 20px 60px rgba(17,24,39,.10); border-color: rgba(79,70,229,.22)}
    .price-card strong{
      font-size:22px;
      letter-spacing:-.6px;
      display:block;
      margin-top:6px;
    }
    .price-card span{
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
      display:block;
      margin-top:6px;
    }
    .price-card .smallrow{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:10px;
    }
    .mini-chip{
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(22,34,53,.10);
      background: rgba(255,255,255,.72);
      color: rgba(55,65,81,.95);
      font-weight:900;
      font-size:12px;
    }
    .mobile-only{display:none}
    @media (max-width: 980px){
      .hero-inner{grid-template-columns: 1fr; padding:22px 16px}
      h1{font-size:30px}
      .grid-3{grid-template-columns: 1fr}
      .grid-2{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr 1fr}
      .review-grid{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: 1fr}
      .article-list{grid-template-columns:1fr}
      .nav-links{display:none}
      .mobile-toggle{display:inline-flex}
      .drawer{display:block}
      .mobile-only{display:block}
      .brand{min-width:auto}
    }
    @media (max-width: 560px){
      h1{font-size:26px}
      .steps{grid-template-columns: 1fr}
      .form-grid{grid-template-columns:1fr}
      table{min-width: 640px}
      .float-help{right:10px; bottom:10px}
      .help-card{width: 210px}
    }