:root{
      --bg0:#f7f8fb;
      --bg1:#ffffff;
      --text0:#0f172a;
      --text1:#334155;
      --muted:#64748b;
      --line:rgba(15,23,42,.12);
      --shadow:0 18px 45px rgba(15,23,42,.10);
      --shadow2:0 10px 25px rgba(15,23,42,.08);
      --card:rgba(255,255,255,.78);
      --cardSolid:#ffffff;
      --radius:18px;
      --radius2:14px;
      --primary:#1d4ed8;
      --primary2:#2563eb;
      --brand:#7c3aed;
      --brand2:#06b6d4;
      --ok:#16a34a;
      --warn:#f59e0b;
      --danger:#ef4444;

      --container:1120px;
      --pad:20px;
      --gap:16px;

      --gradA: radial-gradient(800px 420px at 15% 0%, rgba(124,58,237,.22) 0%, rgba(124,58,237,0) 60%),
               radial-gradient(760px 420px at 85% 10%, rgba(6,182,212,.18) 0%, rgba(6,182,212,0) 55%),
               radial-gradient(640px 340px at 50% 30%, rgba(37,99,235,.14) 0%, rgba(37,99,235,0) 60%),
               linear-gradient(180deg, #f7f8fb 0%, #ffffff 65%, #f7f8fb 100%);
      --grid: linear-gradient(transparent 0, rgba(2,6,23,.06) 1px, transparent 1px);
    }

    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC", Arial, sans-serif;
      color:var(--text0);
      background: var(--gradA);
      background-attachment: fixed;
    }

    a{ color:inherit; text-decoration:none; }
    img{ max-width:100%; height:auto; display:block; }

    .container{
      width:100%;
      max-width:var(--container);
      padding:0 var(--pad);
      margin:0 auto;
    }

    .skip-link{
      position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip-link:focus{
      left:16px; top:16px; z-index:10000;
      background:#fff; border:1px solid var(--line); border-radius:12px;
      padding:10px 12px; box-shadow:var(--shadow2);
    }

    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(247,248,251,.72);
      border-bottom:1px solid rgba(15,23,42,.06);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:10px; min-width: 240px;
    }
    .logo{
      width:34px; height:34px; border-radius:10px;
      background: conic-gradient(from 220deg, rgba(124,58,237,.95), rgba(6,182,212,.95), rgba(37,99,235,.95), rgba(124,58,237,.95));
      padding:4px;
      box-shadow: 0 12px 30px rgba(124,58,237,.18);
      flex:0 0 auto;
    }
    .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:14px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav a{
      font-size:13px; color:var(--text1);
      padding:8px 10px; border-radius:12px;
      border:1px solid transparent;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
      white-space:nowrap;
    }
    .nav a:hover{
      background: rgba(37,99,235,.06);
      border-color: rgba(37,99,235,.18);
      transform: translateY(-1px);
    }

    .nav-cta{
      display:flex; gap:10px; align-items:center;
    }

    .btn{
      display:inline-flex; align-items:center; justify-content:center;
      gap:10px;
      padding:11px 14px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.85);
      color:var(--text0);
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
      box-shadow: 0 10px 24px rgba(15,23,42,.06);
      font-weight:650;
      font-size:13px;
      user-select:none;
    }
    .btn:hover{
      transform: translateY(-1px);
      border-color: rgba(37,99,235,.22);
      box-shadow: 0 14px 35px rgba(37,99,235,.12);
    }
    .btn-primary{
      background: linear-gradient(135deg, rgba(37,99,235,.95), rgba(124,58,237,.92));
      color:#fff;
      border-color: rgba(255,255,255,.12);
      box-shadow: 0 18px 40px rgba(37,99,235,.20);
    }
    .btn-primary:hover{
      box-shadow: 0 22px 55px rgba(124,58,237,.25);
    }
    .btn-ghost{
      background: rgba(255,255,255,.75);
      color:var(--text0);
    }
    .btn-small{
      padding:9px 12px;
      border-radius:12px;
      font-size:13px;
      font-weight:650;
      box-shadow:none;
    }

    .nav-toggle{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.85);
      box-shadow: 0 10px 24px rgba(15,23,42,.06);
      cursor:pointer;
      transition: transform .18s ease;
    }
    .nav-toggle:hover{ transform: translateY(-1px); }
    .hamburger{
      width:18px; height:12px; margin:0 auto; position:relative;
    }
    .hamburger span{
      position:absolute; left:0; right:0;
      height:2px; background: rgba(15,23,42,.78);
      border-radius:999px;
      transition: transform .22s ease, top .22s ease, opacity .22s ease;
    }
    .hamburger span:nth-child(1){ top:0; }
    .hamburger span:nth-child(2){ top:5px; }
    .hamburger span:nth-child(3){ top:10px; }
    .nav-toggle[aria-expanded="true"] .hamburger span:nth-child(1){ top:5px; transform: rotate(45deg); }
    .nav-toggle[aria-expanded="true"] .hamburger span:nth-child(2){ opacity:0; }
    .nav-toggle[aria-expanded="true"] .hamburger span:nth-child(3){ top:5px; transform: rotate(-45deg); }

    main{ padding: 18px 0 30px; }

    .hero{
      position:relative;
      padding: 22px 0 10px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.08fr .92fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-left{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      padding: 22px;
      position:relative;
      overflow:hidden;
    }
    .hero-left:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(500px 200px at 15% 10%, rgba(124,58,237,.22), transparent 60%),
        radial-gradient(480px 220px at 90% 25%, rgba(6,182,212,.18), transparent 60%),
        radial-gradient(420px 240px at 35% 90%, rgba(37,99,235,.14), transparent 60%);
      pointer-events:none;
      opacity:.95;
    }
    .hero-left > *{ position:relative; z-index:1; }

    .pill-row{
      display:flex; flex-wrap:wrap; gap:10px; align-items:center;
      margin-bottom:14px;
    }
    .pill{
      display:inline-flex; gap:10px; align-items:center;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 26px rgba(15,23,42,.06);
      font-size:12px; color:var(--text1);
      user-select:none;
    }
    .dot{
      width:9px; height:9px; border-radius:50%;
      background: conic-gradient(from 180deg, var(--brand), var(--brand2), var(--primary2), var(--brand));
      box-shadow: 0 0 0 4px rgba(124,58,237,.12);
      flex:0 0 auto;
    }

    h1{
      font-size: 34px;
      line-height:1.15;
      margin:0 0 10px;
      letter-spacing: -0.5px;
    }
    .hero-sub{
      color:var(--text1);
      font-size:15px; line-height:1.7;
      margin:0 0 16px;
      max-width: 60ch;
    }
    .hero-actions{
      display:flex; flex-wrap:wrap; gap:12px; align-items:center;
      margin: 18px 0 10px;
    }

    .micro{
      display:flex; flex-wrap:wrap; gap:10px; align-items:center;
      margin-top: 10px;
      color: var(--muted);
      font-size:12px;
    }
    .micro b{ color:var(--text1); font-weight:750; }
    .tick{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px dashed rgba(15,23,42,.14);
      background: rgba(255,255,255,.60);
    }
    .check{
      width:18px; height:18px; border-radius:6px;
      background: rgba(22,163,74,.10);
      border:1px solid rgba(22,163,74,.25);
      display:flex; align-items:center; justify-content:center;
      color: var(--ok);
      font-weight:900;
      font-size:12px;
      flex:0 0 auto;
    }

    .hero-right{
      display:flex; flex-direction:column;
      gap:14px;
    }
    .data-card{
      background: rgba(255,255,255,.74);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      padding: 18px;
      overflow:hidden;
      position:relative;
    }
    .data-card:after{
      content:"";
      position:absolute; inset:-1px;
      background:
        linear-gradient(135deg, rgba(124,58,237,.18), rgba(6,182,212,.14), rgba(37,99,235,.12));
      opacity:.55;
      filter: blur(18px);
      pointer-events:none;
    }
    .data-card > *{ position:relative; z-index:1; }

    .data-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      margin-bottom: 10px;
    }
    .section-title{
      display:flex; flex-direction:column; gap:6px;
    }
    .section-title strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .section-title span{
      font-size:12px; color:var(--muted);
      line-height:1.5;
    }

    .spark{
      width:56px; height:56px; border-radius:18px;
      background:
        radial-gradient(18px 18px at 25% 35%, rgba(255,255,255,.95), rgba(255,255,255,0) 65%),
        conic-gradient(from 180deg, rgba(124,58,237,.95), rgba(6,182,212,.95), rgba(37,99,235,.95), rgba(124,58,237,.95));
      box-shadow: 0 18px 45px rgba(124,58,237,.22);
      border:1px solid rgba(255,255,255,.22);
      display:flex; align-items:center; justify-content:center;
      color:#fff; font-weight:900;
    }

    .metrics{
      display:grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap:12px;
      margin-top: 12px;
    }
    .metric{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(15,23,42,.08);
      border-radius: 16px;
      padding: 12px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-height: 84px;
      display:flex; flex-direction:column; justify-content:space-between;
      position:relative;
      overflow:hidden;
    }
    .metric:before{
      content:"";
      position:absolute; inset:-40px;
      background: radial-gradient(140px 80px at 20% 25%, rgba(124,58,237,.12), transparent 55%);
      opacity:.9;
      pointer-events:none;
    }
    .metric > *{ position:relative; z-index:1; }
    .metric:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(15,23,42,.10);
      border-color: rgba(37,99,235,.20);
    }
    .metric b{
      font-size:18px; letter-spacing:-.2px;
    }
    .metric span{
      color:var(--muted);
      font-size:12px; line-height:1.4;
    }

    .service-quick{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      padding: 18px;
    }
    .quick-list{
      display:grid;
      grid-template-columns: repeat(2, minmax(0,1fr));
      gap:10px;
      margin-top: 12px;
    }
    .tag{
      padding:10px 10px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.75);
      color: var(--text1);
      font-size:13px;
      display:flex; align-items:center; gap:10px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      min-height: 44px;
      user-select:none;
    }
    .tag i{
      width:18px; height:18px; border-radius:6px;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.22);
      display:flex; align-items:center; justify-content:center;
      font-style:normal;
      color: var(--primary2);
      font-weight:900;
      font-size:12px;
      flex:0 0 auto;
    }
    .tag:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 30px rgba(37,99,235,.10);
      border-color: rgba(37,99,235,.22);
    }

    .section{
      padding: 26px 0;
    }
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:16px;
      margin-bottom: 14px;
    }
    .section-head h2{
      margin:0;
      font-size:22px;
      letter-spacing:-.3px;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      max-width: 62ch;
      line-height:1.7;
      font-size:14px;
    }

    .feature-grid{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:14px;
    }
    .card{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      padding: 16px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
    }
    .card:before{
      content:"";
      position:absolute; inset:-40px;
      background:
        radial-gradient(160px 70px at 20% 20%, rgba(124,58,237,.14), transparent 60%),
        radial-gradient(140px 70px at 80% 10%, rgba(6,182,212,.12), transparent 60%);
      opacity:.75;
      pointer-events:none;
    }
    .card > *{ position:relative; z-index:1; }
    .card:hover{
      transform: translateY(-3px);
      box-shadow: 0 22px 50px rgba(15,23,42,.12);
      border-color: rgba(37,99,235,.20);
    }
    .card h3{
      margin: 10px 0 6px;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color:var(--text1);
      line-height:1.7;
      font-size:14px;
    }
    .icon{
      width:44px; height:44px;
      border-radius:16px;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.18);
      display:flex; align-items:center; justify-content:center;
      color: var(--primary2);
      font-weight:900;
      box-shadow: 0 16px 35px rgba(37,99,235,.12);
      user-select:none;
    }

    .step-grid{
      display:grid;
      grid-template-columns: repeat(4, minmax(0,1fr));
      gap:14px;
      align-items:stretch;
    }
    .step{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      padding: 16px;
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-height: 170px;
    }
    .step:hover{
      transform: translateY(-3px);
      box-shadow: 0 22px 50px rgba(15,23,42,.12);
      border-color: rgba(124,58,237,.22);
    }
    .step .num{
      width:36px; height:36px;
      border-radius:14px;
      background: linear-gradient(135deg, rgba(124,58,237,.18), rgba(6,182,212,.14));
      border:1px solid rgba(124,58,237,.18);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      color: var(--brand);
      box-shadow: 0 18px 40px rgba(124,58,237,.12);
      user-select:none;
    }
    .step h3{ margin: 12px 0 6px; font-size:16px; letter-spacing:-.2px; }
    .step p{ margin:0; color:var(--text1); line-height:1.7; font-size:14px; }

    .two-col{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }

    .platform-block{
      padding: 18px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      position:relative;
      overflow:hidden;
    }
    .platform-block:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        linear-gradient(135deg, rgba(124,58,237,.16), rgba(6,182,212,.12), rgba(37,99,235,.10));
      opacity:.55;
      filter: blur(22px);
      pointer-events:none;
    }
    .platform-block > *{ position:relative; z-index:1; }
    .list{
      margin: 10px 0 0; padding:0; list-style:none;
      display:grid; gap:10px;
    }
    .list li{
      display:flex; gap:12px; align-items:flex-start;
      padding:10px 12px;
      border-radius: 16px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.70);
    }
    .badge{
      width:26px; height:26px; border-radius:10px;
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      color: #fff;
      flex:0 0 auto;
      background: linear-gradient(135deg, rgba(37,99,235,.95), rgba(124,58,237,.92));
      box-shadow: 0 14px 30px rgba(37,99,235,.18);
      font-size:12px;
    }
    .list b{
      display:block;
      font-size:14px;
      margin-bottom:3px;
    }
    .list span{
      color:var(--text1);
      font-size:13px;
      line-height:1.6;
    }

    .comparison-wrap{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      overflow:hidden;
    }
    .table-scroll{
      overflow:auto;
      -webkit-overflow-scrolling: touch;
    }
    table{
      width:100%;
      border-collapse:collapse;
      min-width: 860px;
    }
    th, td{
      padding: 14px 14px;
      border-bottom:1px solid rgba(15,23,42,.08);
      vertical-align:top;
      text-align:left;
    }
    th{
      background: linear-gradient(135deg, rgba(37,99,235,.10), rgba(124,58,237,.08));
      font-size:13px;
      color:var(--text1);
      font-weight:800;
      letter-spacing:.2px;
    }
    td{
      font-size:14px;
      color:var(--text1);
      line-height:1.7;
    }
    .stars{
      display:flex; gap:6px; align-items:center; flex-wrap:wrap;
    }
    .star{
      width:18px; height:18px;
      display:inline-flex; align-items:center; justify-content:center;
      border-radius:6px;
      background: rgba(245,158,11,.14);
      border:1px solid rgba(245,158,11,.28);
      color: #b45309;
      font-weight:900;
      font-size:12px;
    }
    .mark{
      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,.70);
      font-size:13px;
      color:var(--text1);
      white-space:nowrap;
    }
    .mark em{
      font-style:normal;
      font-weight:900;
      color: var(--text0);
    }

    .pricing-row{
      display:grid; grid-template-columns: 1.05fr .95fr;
      gap:14px; align-items:stretch;
    }

    .timeline{
      padding: 16px;
    }
    .timeline .tlist{
      margin-top: 12px;
      display:grid; gap:10px;
    }
    .titem{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.70);
    }
    .tpoint{
      width:28px; height:28px; border-radius:12px;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.22);
      display:flex; align-items:center; justify-content:center;
      color: var(--primary2);
      font-weight:900;
      flex:0 0 auto;
    }
    .titem b{ display:block; font-size:14px; margin-bottom:3px; }
    .titem span{ color:var(--text1); font-size:13px; line-height:1.6; }

    .accordion{
      display:grid; gap:10px;
    }
    .acc-item{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius2);
      box-shadow: 0 10px 24px rgba(15,23,42,.05);
      overflow:hidden;
    }
    .acc-btn{
      width:100%;
      text-align:left;
      padding: 14px 14px;
      border:0;
      background: transparent;
      cursor:pointer;
      display:flex; gap:12px; align-items:flex-start; justify-content:space-between;
      color:var(--text0);
    }
    .acc-btn:focus{
      outline:2px solid rgba(37,99,235,.35);
      outline-offset:2px;
    }
    .acc-q{
      font-weight:850;
      font-size:14px;
      letter-spacing:-.1px;
      line-height:1.6;
    }
    .acc-ico{
      width:30px; height:30px;
      border-radius:12px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .22s ease;
    }
    .acc-item[data-open="true"] .acc-ico{
      transform: rotate(45deg);
      border-color: rgba(37,99,235,.20);
      background: rgba(37,99,235,.08);
    }
    .acc-panel{
      max-height:0;
      overflow:hidden;
      transition: max-height .28s ease;
    }
    .acc-inner{
      padding: 0 14px 14px;
      color: var(--text1);
      font-size:14px;
      line-height:1.8;
    }
    .acc-item[data-open="true"] .acc-panel{ max-height: 420px; }

    .review-grid{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr));
      gap:14px;
    }
    .review{
      padding: 16px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
      min-height: 210px;
    }
    .review:hover{
      transform: translateY(-3px);
      box-shadow: 0 22px 50px rgba(15,23,42,.12);
      border-color: rgba(6,182,212,.22);
    }
    .review:before{
      content:"";
      position:absolute; inset:-30px;
      background: radial-gradient(220px 120px at 25% 10%, rgba(6,182,212,.14), transparent 60%);
      opacity:.9;
      pointer-events:none;
    }
    .review > *{ position:relative; z-index:1; }
    .review .avatar{
      width:42px; height:42px; border-radius:16px;
      background: linear-gradient(135deg, rgba(6,182,212,.18), rgba(124,58,237,.16));
      border:1px solid rgba(15,23,42,.10);
      display:flex; align-items:center; justify-content:center;
      font-weight:900; color: var(--brand);
      box-shadow: 0 14px 30px rgba(6,182,212,.10);
      user-select:none;
    }
    .review h3{
      margin: 12px 0 6px;
      font-size:15px;
    }
    .review .role{
      color:var(--muted);
      font-size:13px;
      margin:0 0 10px;
      line-height:1.6;
    }
    .review p{
      margin:0;
      color:var(--text1);
      font-size:14px;
      line-height:1.8;
    }

    .case-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .case-feature{
      padding: 16px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      overflow:hidden;
    }
    .case-feature .grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:stretch;
      margin-top: 12px;
    }
    .case-mini{
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.70);
      padding: 12px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-height: 168px;
      display:flex; flex-direction:column; justify-content:space-between;
    }
    .case-mini:hover{
      transform: translateY(-2px);
      border-color: rgba(37,99,235,.22);
      box-shadow: 0 18px 40px rgba(37,99,235,.10);
    }
    .case-mini b{ font-size:14px; }
    .case-mini span{ color:var(--muted); font-size:13px; line-height:1.6; margin-top:6px; display:block; }
    .thumb{
      width:100%;
      border-radius:16px;
      overflow:hidden;
      border:1px solid rgba(15,23,42,.06);
      background: linear-gradient(135deg, rgba(124,58,237,.10), rgba(6,182,212,.10));
      position:relative;
    }
    .thumb:after{
      content:"";
      position:absolute; inset:0;
      background:
        radial-gradient(220px 90px at 20% 25%, rgba(124,58,237,.20), transparent 60%),
        radial-gradient(220px 90px at 85% 35%, rgba(6,182,212,.18), transparent 55%);
      pointer-events:none;
      opacity:.9;
    }

    .thumb img{
      width:100%;
      height:auto;
      aspect-ratio: 16/9;
      object-fit: cover;
      transform: scale(1.01);
      position:relative;
      z-index:1;
    }

    .article-list{
      padding: 16px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
    }
    .article-list ul{
      list-style:none;
      padding:0; margin: 10px 0 0;
      display:grid; gap:10px;
    }
    .article-item{
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.70);
      border-radius: 16px;
      padding: 12px;
      display:flex; justify-content:space-between; gap:12px;
      align-items:flex-start;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .article-item:hover{
      transform: translateY(-2px);
      border-color: rgba(124,58,237,.22);
      box-shadow: 0 18px 40px rgba(124,58,237,.10);
    }
    .article-item b{
      font-size:14px;
      line-height:1.6;
    }
    .article-item span{
      color:var(--muted);
      font-size:12px;
      white-space:nowrap;
      margin-top:2px;
    }

    .form-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .form-card{
      padding: 16px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(15,23,42,.08);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
    }
    .form-card h3{ margin:0 0 6px; font-size:16px; letter-spacing:-.2px; }
    .form-card p{ margin:0; color:var(--muted); font-size:13px; line-height:1.7; }
    form{
      margin-top: 12px;
      display:grid;
      gap:10px;
    }
    label{
      display:grid;
      gap:6px;
      font-size:13px;
      color:var(--text1);
      font-weight:700;
    }
    input, select, textarea{
      width:100%;
      padding: 12px 12px;
      border-radius: 14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.88);
      color:var(--text0);
      outline:none;
      transition: border-color .18s ease, box-shadow .18s ease;
      font-size:14px;
    }
    textarea{ min-height: 110px; resize: vertical; }
    input:focus, select:focus, textarea:focus{
      border-color: rgba(37,99,235,.35);
      box-shadow: 0 0 0 4px rgba(37,99,235,.12);
    }
    .form-actions{
      display:flex; flex-wrap:wrap; gap:12px; align-items:center; justify-content:space-between;
      margin-top: 6px;
    }
    .hint{
      color:var(--muted);
      font-size:12px;
      line-height:1.5;
    }

    .footer{
      margin-top: 12px;
      background: rgba(255,255,255,.72);
      border-top:1px solid rgba(15,23,42,.08);
      padding: 18px 0;
    }
    .footer-wrap{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      flex-wrap:wrap;
    }
    .footer-left{
      display:flex; flex-direction:column; gap:10px;
      min-width: 280px;
    }
    .footer-left .brandline{
      display:flex; gap:12px; align-items:center;
    }
    .footer-left small{
      color: var(--muted);
      line-height:1.6;
      font-size:12px;
      max-width: 52ch;
    }
    .footer-links{
      display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end;
    }
    .footer-links a{
      font-size:13px;
      padding:8px 10px;
      border-radius: 12px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.75);
      color: var(--text1);
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .footer-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(6,182,212,.22);
      box-shadow: 0 18px 40px rgba(6,182,212,.10);
    }
    .copyright{
      margin-top: 10px;
      color: var(--muted);
      font-size:12px;
      line-height:1.6;
    }

    .float-contact{
      position: fixed;
      right: 14px;
      bottom: 14px;
      z-index: 100;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
      pointer-events:none;
    }
    .float-contact a, .float-contact button{
      pointer-events:auto;
    }
    .float-card{
      width: 240px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.88);
      box-shadow: 0 24px 70px rgba(15,23,42,.18);
      overflow:hidden;
      transform: translateY(10px);
      opacity:0;
      transition: transform .22s ease, opacity .22s ease;
    }
    .float-card.show{
      transform: translateY(0);
      opacity:1;
    }
    .float-top{
      padding: 12px 12px 10px;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      border-bottom:1px solid rgba(15,23,42,.08);
      background: linear-gradient(135deg, rgba(37,99,235,.10), rgba(124,58,237,.08));
    }
    .float-top b{ font-size:13px; }
    .close-btn{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.85);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease;
    }
    .close-btn:hover{ transform: translateY(-1px); }
    .float-body{
      padding: 12px;
      display:flex; gap:12px;
      align-items:flex-start;
    }
    .qr{
      width:86px; height:86px; border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      overflow:hidden;
      background: rgba(255,255,255,.75);
      flex:0 0 auto;
    }
    .float-body small{
      color:var(--muted);
      font-size:12px;
      line-height:1.7;
    }
    .float-actions{
      padding: 0 12px 12px;
      display:flex; gap:10px; flex-wrap:wrap;
    }

    .to-top{
      width:48px; height:48px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.88);
      box-shadow: 0 24px 70px rgba(15,23,42,.18);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      pointer-events:auto;
    }
    .to-top:hover{
      transform: translateY(-3px);
      border-color: rgba(37,99,235,.22);
      box-shadow: 0 30px 85px rgba(37,99,235,.14);
    }

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

    @media (max-width: 980px){
      .hero-grid{ grid-template-columns: 1fr; }
      h1{ font-size: 30px; }
      .feature-grid{ grid-template-columns: 1fr; }
      .step-grid{ grid-template-columns: 1fr 1fr; }
      .two-col{ grid-template-columns: 1fr; }
      .pricing-row{ grid-template-columns: 1fr; }
      .review-grid{ grid-template-columns: 1fr; }
      .case-grid{ grid-template-columns: 1fr; }
      .form-grid{ grid-template-columns: 1fr; }
      table{ min-width: 780px; }
      .quick-list{ grid-template-columns: 1fr 1fr; }
    }

    @media (max-width: 720px){
      .nav-toggle{ display:inline-flex; align-items:center; justify-content:center; }
      .nav{ display:none; }
      .nav[aria-hidden="false"]{
        display:flex;
        width:100%;
        flex-direction:column;
        align-items:flex-start;
        padding: 12px 0 18px;
      }
      .nav-cta{ justify-content:flex-start; width:100%; }
      .hero-left{ padding: 18px; }
      h1{ font-size: 26px; }
      .metrics{ grid-template-columns: 1fr; }
      .step-grid{ grid-template-columns: 1fr; }
      .quick-list{ grid-template-columns: 1fr; }
      .float-card{ width: 220px; }
      .footer-links{ justify-content:flex-start; }
    }

    @media (prefers-reduced-motion: reduce){
      html{ scroll-behavior:auto; }
      .reveal{ transition:none; }
      .card, .metric, .step, .review, .article-item, .tag, .btn{ transition:none; }
      .acc-panel{ transition:none; }
    }