:root{
      --bg0:#f7fbff;
      --bg1:#f2f6ff;
      --card:#ffffff;
      --text:#0f172a;
      --muted:#52607a;
      --muted2:#6b7a93;
      --line:rgba(15,23,42,.10);
      --line2:rgba(15,23,42,.14);
      --brand1:#14b8a6;
      --brand2:#3b82f6;
      --brand3:#7c3aed;
      --accent:#0ea5e9;
      --shadow:0 10px 30px rgba(2,6,23,.08);
      --shadow2:0 12px 40px rgba(2,6,23,.10);
      --radius:18px;
      --radius2:26px;
      --ring: rgba(20,184,166,.25);
      --success:#16a34a;
      --warn:#f59e0b;
      --danger:#ef4444;
      --max:1120px;
      --pad:18px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei", sans-serif;
      color:var(--text);
      background:
        radial-gradient(1000px 600px at 10% -10%, rgba(20,184,166,.18), transparent 55%),
        radial-gradient(900px 540px at 90% 0%, rgba(59,130,246,.18), transparent 50%),
        radial-gradient(900px 540px at 40% 100%, rgba(124,58,237,.14), transparent 55%),
        linear-gradient(180deg, var(--bg0), var(--bg1));
      overflow-x:hidden;
    }
    a{color:inherit}
    .container{
      max-width:var(--max);
      margin:0 auto;
      padding:0 var(--pad);
    }

    .skip-link{
      position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden;
    }
    .skip-link:focus{
      left:16px;top:16px;width:auto;height:auto;z-index:9999;
      background:var(--card);padding:10px 12px;border-radius:12px;box-shadow:var(--shadow);
      outline:2px solid rgba(20,184,166,.35);
    }

    header{
      position:sticky; top:0; z-index:60;
      backdrop-filter:saturate(140%) blur(10px);
      background:rgba(247,251,255,.72);
      border-bottom:1px solid rgba(15,23,42,.08);
    }
    .nav-wrap{
      display:flex;align-items:center;justify-content:space-between;
      padding:14px 0;
      gap:14px;
    }
    .brand{
      display:flex;align-items:center;gap:12px;min-width:220px;
    }
    .ai-page-logo{
      width:40px;height:40px;border-radius:12px;
      object-fit:contain;
      background:linear-gradient(135deg, rgba(20,184,166,.18), rgba(59,130,246,.18));
      border:1px solid rgba(15,23,42,.10);
      padding:6px;
    }
    .brand-title{
      display:flex;flex-direction:column;line-height:1.15;
    }
    .brand-title strong{font-size:14px;letter-spacing:.2px}
    .brand-title span{font-size:12px;color:var(--muted)}
    nav .nav-links{
      display:flex;gap:14px;align-items:center;justify-content:center;flex-wrap:nowrap;
    }
    .nav-links a{
      text-decoration:none;
      font-size:13px;
      color:rgba(15,23,42,.78);
      padding:8px 10px;border-radius:12px;
      border:1px solid transparent;
      transition:background .2s ease, border-color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background:rgba(20,184,166,.08);
      border-color:rgba(20,184,166,.18);
      transform:translateY(-1px);
    }
    .nav-actions{
      display:flex;align-items:center;gap:10px;justify-content:flex-end;min-width:220px;
    }
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:10px;
      padding:10px 14px;border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.72);
      text-decoration:none;
      font-weight:600;font-size:13px;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
      box-shadow:0 6px 18px rgba(2,6,23,.06);
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-1px);box-shadow:0 10px 26px rgba(2,6,23,.10);border-color:rgba(20,184,166,.28)}
    .btn:active{transform:translateY(0px);box-shadow:0 6px 18px rgba(2,6,23,.06)}
    .btn-primary{
      border-color:rgba(20,184,166,.30);
      background:linear-gradient(135deg, rgba(20,184,166,.16), rgba(59,130,246,.16));
    }
    .btn-accent{
      border-color:rgba(59,130,246,.28);
      background:linear-gradient(135deg, rgba(59,130,246,.18), rgba(124,58,237,.14));
    }
    .btn .icon{
      width:18px;height:18px;border-radius:6px;
      background:rgba(20,184,166,.20);
      border:1px solid rgba(20,184,166,.22);
      display:inline-flex;align-items:center;justify-content:center;
      color:rgba(15,23,42,.86);
      flex:0 0 auto;
    }
    .btn-accent .icon{
      background:rgba(59,130,246,.18);
      border-color:rgba(59,130,246,.24);
    }

    .mobile-toggle{
      display:none;
      width:42px;height:42px;border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.76);
      box-shadow:0 6px 18px rgba(2,6,23,.06);
      align-items:center;justify-content:center;
    }
    .hamburger{
      width:18px;height:12px; position:relative;
    }
    .hamburger span{
      position:absolute;left:0;right:0;height:2px;background:rgba(15,23,42,.72);
      border-radius:99px; transition:transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .hamburger span:nth-child(1){top:0}
    .hamburger span:nth-child(2){top:5px}
    .hamburger span:nth-child(3){top:10px}

    .mobile-menu{
      display:none;
      padding:0 0 14px;
    }
    .mobile-menu .panel{
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.78);
      border-radius:18px;
      padding:12px;
      box-shadow:var(--shadow);
    }
    .mobile-menu .panel a{
      display:flex;align-items:center;justify-content:space-between;
      padding:10px 12px;border-radius:14px;
      text-decoration:none;
      font-size:13px;
      color:rgba(15,23,42,.84);
      border:1px solid rgba(15,23,42,.06);
      background:rgba(247,251,255,.7);
      margin-bottom:10px;
      transition:transform .2s ease, border-color .2s ease;
    }
    .mobile-menu .panel a:last-child{margin-bottom:0}
    .mobile-menu .panel a:hover{transform:translateY(-1px);border-color:rgba(20,184,166,.28)}
    .mobile-menu .chev{
      width:22px;height:22px;border-radius:8px;
      border:1px solid rgba(20,184,166,.22);
      background:rgba(20,184,166,.08);
      display:flex;align-items:center;justify-content:center;
      color:rgba(15,23,42,.78);
      flex:0 0 auto;
    }

    main{padding-bottom:24px}
    .hero{
      position:relative;
      padding:30px 0 12px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.12fr .88fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-card{
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.70);
      border-radius:var(--radius2);
      box-shadow:var(--shadow);
      padding:22px;
      overflow:hidden;
      position:relative;
    }
    .hero-card:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(600px 240px at 10% 0%, rgba(20,184,166,.22), transparent 52%),
        radial-gradient(420px 220px at 92% 10%, rgba(59,130,246,.20), transparent 50%),
        radial-gradient(520px 260px at 60% 110%, rgba(124,58,237,.16), transparent 55%);
      pointer-events:none;
      opacity:.95;
    }
    .hero-inner{position:relative; z-index:1}
    .hero-badge{
      display:inline-flex;gap:10px;align-items:center;
      padding:9px 12px;border-radius:999px;
      background:rgba(255,255,255,.72);
      border:1px solid rgba(15,23,42,.10);
      box-shadow:0 6px 18px rgba(2,6,23,.05);
      margin-bottom:14px;
    }
    .pulse-dot{
      width:10px;height:10px;border-radius:999px;background:linear-gradient(135deg, var(--brand1), var(--brand2));
      position:relative;flex:0 0 auto;
      box-shadow:0 0 0 0 rgba(20,184,166,.35);
      animation:pulse 2.2s ease infinite;
    }
    @keyframes pulse{
      0%{box-shadow:0 0 0 0 rgba(20,184,166,.35)}
      55%{box-shadow:0 0 0 10px rgba(20,184,166,0)}
      100%{box-shadow:0 0 0 0 rgba(20,184,166,0)}
    }
    .hero-badge b{font-size:13px}
    .hero-badge span{font-size:12px;color:var(--muted)}

    h1{
      margin:0 0 10px;
      font-size:36px;
      letter-spacing:-.6px;
      line-height:1.1;
    }
    .lead{
      margin:0 0 16px;
      font-size:15px;
      color:rgba(15,23,42,.80);
      line-height:1.65;
      max-width:60ch;
    }
    .hero-actions{
      display:flex;gap:12px;flex-wrap:wrap;align-items:center;
      margin-top:14px;
    }
    .micro-row{
      display:flex;gap:10px;flex-wrap:wrap;margin-top:16px;
    }
    .micro{
      flex:1 1 180px;
      padding:12px 12px;border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.68);
      transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
      min-width:170px;
    }
    .micro:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(2,6,23,.10);border-color:rgba(20,184,166,.26)}
    .micro-top{display:flex;align-items:center;gap:10px;margin-bottom:6px}
    .micro-ic{
      width:36px;height:36px;border-radius:14px;
      border:1px solid rgba(20,184,166,.24);
      background:linear-gradient(135deg, rgba(20,184,166,.14), rgba(59,130,246,.10));
      display:flex;align-items:center;justify-content:center;
      color:rgba(15,23,42,.86);
      flex:0 0 auto;
    }
    .micro h3{
      margin:0;
      font-size:13px;
      letter-spacing:.2px;
    }
    .micro p{
      margin:0;
      color:var(--muted);
      font-size:12.5px;
      line-height:1.55;
    }

    .hero-side{
      display:flex;flex-direction:column;gap:14px;
    }
    .stat-grid{
      display:grid;gap:12px;
      grid-template-columns: 1fr 1fr;
    }
    .stat{
      padding:14px 14px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.72);
      box-shadow:0 8px 24px rgba(2,6,23,.06);
      transition:transform .22s ease, border-color .22s ease;
    }
    .stat:hover{transform:translateY(-2px);border-color:rgba(59,130,246,.26)}
    .stat .num{
      font-size:22px;font-weight:800;letter-spacing:-.4px;
      margin-bottom:6px;
    }
    .stat .label{
      font-size:12.5px;color:var(--muted);line-height:1.35;
    }

    .side-panel{
      padding:16px;
      border-radius:var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background:linear-gradient(180deg, rgba(255,255,255,.70), rgba(255,255,255,.55));
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .side-panel:after{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(520px 240px at 0% 0%, rgba(20,184,166,.22), transparent 50%),
        radial-gradient(420px 220px at 100% 10%, rgba(59,130,246,.20), transparent 55%),
        radial-gradient(500px 260px at 60% 120%, rgba(124,58,237,.14), transparent 58%);
      pointer-events:none;
      opacity:.65;
    }
    .side-inner{position:relative;z-index:1}
    .side-title{
      display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px;
    }
    .side-title h2{
      margin:0;font-size:14px;letter-spacing:.2px;
    }
    .tag{
      font-size:12px;color:rgba(15,23,42,.86);
      border:1px solid rgba(15,23,42,.12);
      background:rgba(255,255,255,.68);
      padding:6px 10px;border-radius:999px;
      white-space:nowrap;
    }
    .side-list{
      display:flex;flex-direction:column;gap:10px;margin-top:10px;
    }
    .side-item{
      display:flex;gap:10px;align-items:flex-start;
      padding:10px 10px;border-radius:16px;
      border:1px solid rgba(15,23,42,.08);
      background:rgba(247,251,255,.55);
      transition:transform .2s ease, border-color .2s ease;
    }
    .side-item:hover{transform:translateY(-1px);border-color:rgba(20,184,166,.24)}
    .side-bullet{
      width:26px;height:26px;border-radius:12px;
      display:flex;align-items:center;justify-content:center;
      background:rgba(20,184,166,.12);
      border:1px solid rgba(20,184,166,.22);
      color:rgba(15,23,42,.86);
      flex:0 0 auto;
      margin-top:2px;
    }
    .side-item b{font-size:12.8px}
    .side-item p{margin:4px 0 0;font-size:12.2px;color:var(--muted);line-height:1.45}

    section{
      padding:26px 0;
    }
    .section-head{
      display:flex;align-items:flex-end;justify-content:space-between;gap:12px;
      margin-bottom:14px;
    }
    .section-head h2{
      margin:0;font-size:22px;letter-spacing:-.2px
    }
    .section-head p{
      margin:0;color:var(--muted);font-size:13.5px;line-height:1.55;max-width:62ch
    }

    .grid-3{
      display:grid;grid-template-columns:repeat(3,1fr);gap:14px;
    }
    .grid-4{
      display:grid;grid-template-columns:repeat(4,1fr);gap:12px;
    }
    .card{
      background:rgba(255,255,255,.72);
      border:1px solid rgba(15,23,42,.10);
      border-radius:var(--radius);
      box-shadow:0 10px 28px rgba(2,6,23,.06);
      padding:16px;
      transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform:translateY(-3px);
      border-color:rgba(59,130,246,.26);
      box-shadow:0 18px 48px rgba(2,6,23,.10);
    }
    .card h3{
      margin:0 0 8px;font-size:15px;letter-spacing:.1px
    }
    .card p{
      margin:0;color:var(--muted);font-size:13.2px;line-height:1.65
    }
    .card .pill-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
    .pill{
      padding:7px 10px;border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(247,251,255,.60);
      font-size:12px;color:rgba(15,23,42,.78);
      white-space:nowrap;
    }
    .pill strong{font-weight:800;color:rgba(15,23,42,.88)}
    .card-ic{
      width:44px;height:44px;border-radius:16px;
      display:flex;align-items:center;justify-content:center;
      border:1px solid rgba(20,184,166,.22);
      background:linear-gradient(135deg, rgba(20,184,166,.12), rgba(59,130,246,.10));
      margin-bottom:10px;
      color:rgba(15,23,42,.86);
      transition:transform .25s ease;
    }
    .card:hover .card-ic{transform:rotate(-2deg) scale(1.02)}
    .card-ic svg{width:20px;height:20px}

    .steps{
      display:grid;grid-template-columns:repeat(5,1fr);gap:12px;
    }
    .step{
      padding:14px;border-radius:18px;border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.66);
      transition:transform .25s ease,border-color .25s ease;
      position:relative;overflow:hidden;
    }
    .step:before{
      content:"";
      position:absolute; inset:-1px;
      background:radial-gradient(260px 120px at 30% 0%, rgba(20,184,166,.14), transparent 55%);
      opacity:.75; pointer-events:none;
    }
    .step:hover{transform:translateY(-2px);border-color:rgba(20,184,166,.26)}
    .step .k{
      position:relative;
      display:flex;align-items:center;justify-content:space-between;gap:10px;
      margin-bottom:8px;
      z-index:1;
    }
    .step .n{
      width:32px;height:32px;border-radius:14px;
      border:1px solid rgba(59,130,246,.22);
      background:rgba(59,130,246,.10);
      display:flex;align-items:center;justify-content:center;
      font-weight:900;font-size:13px;
    }
    .step .status{
      font-size:12px;color:rgba(15,23,42,.74);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.62);
      padding:6px 10px;border-radius:999px;
      white-space:nowrap;
    }
    .step h3{position:relative; z-index:1; margin:0 0 6px; font-size:14px}
    .step p{position:relative; z-index:1; margin:0;color:var(--muted);font-size:12.8px;line-height:1.55}

    .compare-wrap{
      border-radius:var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.66);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .compare-top{
      display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
      padding:16px;
      border-bottom:1px solid rgba(15,23,42,.08);
      background:linear-gradient(135deg, rgba(20,184,166,.10), rgba(59,130,246,.08));
    }
    .compare-top h3{margin:0;font-size:16px}
    .scorebox{
      min-width:220px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.70);
      padding:12px;
      box-shadow:0 10px 30px rgba(2,6,23,.06);
      text-align:right;
    }
    .scorebox .stars{
      display:flex;gap:6px;justify-content:flex-end;align-items:center;margin-bottom:6px;
    }
    .star{
      width:18px;height:18px; display:inline-block;
      background:linear-gradient(135deg, #f59e0b, #fb7185);
      clip-path:polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
      border:1px solid rgba(15,23,42,.08);
    }
    .scorebox .score{
      font-weight:900;font-size:28px;letter-spacing:-.6px;line-height:1;
    }
    .scorebox .hint{color:var(--muted);font-size:12.5px; margin-top:6px}
    .compare-table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      overflow:auto;
    }
    .compare-table-wrap{overflow:auto}
    table{
      width:100%;
      min-width:780px;
      border-top:0;
    }
    th,td{
      padding:12px 12px;
      border-bottom:1px solid rgba(15,23,42,.08);
      text-align:left;
      font-size:13px;
      vertical-align:top;
    }
    th{
      background:rgba(247,251,255,.70);
      color:rgba(15,23,42,.82);
      font-weight:800;
      position:sticky; top:0; z-index:1;
    }
    tr:last-child td{border-bottom:0}
    .good{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 10px;border-radius:999px;
      border:1px solid rgba(22,163,74,.25);
      background:rgba(22,163,74,.10);
      color:rgba(15,23,42,.86);
      font-weight:700;
      font-size:12.5px;
      white-space:nowrap;
    }
    .neutral{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 10px;border-radius:999px;
      border:1px solid rgba(245,158,11,.26);
      background:rgba(245,158,11,.10);
      color:rgba(15,23,42,.86);
      font-weight:700;
      font-size:12.5px;
      white-space:nowrap;
    }

    .tab-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .list-check{
      margin:0; padding:0; list-style:none; display:flex; flex-direction:column; gap:10px;
    }
    .list-check li{
      display:flex; gap:10px; align-items:flex-start;
      padding:12px 12px;border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.66);
      transition:transform .2s ease, border-color .2s ease;
    }
    .list-check li:hover{transform:translateY(-2px);border-color:rgba(20,184,166,.26)}
    .tick{
      width:26px;height:26px;border-radius:12px;flex:0 0 auto;
      border:1px solid rgba(20,184,166,.24);
      background:rgba(20,184,166,.10);
      display:flex;align-items:center;justify-content:center;
      color:rgba(15,23,42,.86);
      margin-top:1px;
    }
    .list-check b{font-size:13.3px}
    .list-check span{display:block;color:var(--muted);font-size:12.6px;margin-top:4px;line-height:1.5}

    .faq-grid{
      display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start;
    }
    .faq{
      border-radius:var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.70);
      overflow:hidden;
      box-shadow:0 10px 28px rgba(2,6,23,.06);
    }
    details.faq-item{
      border-bottom:1px solid rgba(15,23,42,.08);
      padding:0 10px;
    }
    details.faq-item:last-child{border-bottom:0}
    details.faq-item summary{
      cursor:pointer;
      list-style:none;
      padding:14px 8px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      user-select:none;
    }
    details.faq-item summary::-webkit-details-marker{display:none}
    .q{
      font-weight:800;
      font-size:13.6px;
      line-height:1.45;
    }
    .plus{
      width:28px;height:28px;border-radius:12px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(247,251,255,.70);
      display:flex;align-items:center;justify-content:center;
      flex:0 0 auto;
      transition:transform .2s ease, background .2s ease, border-color .2s ease;
      margin-top:2px;
    }
    details[open] .plus{transform:rotate(45deg);background:rgba(20,184,166,.10);border-color:rgba(20,184,166,.24)}
    .a{
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      padding:0 8px 14px;
    }

    .comments{
      display:grid;grid-template-columns:repeat(3,1fr);gap:14px;
    }
    .comment{
      padding:16px;border-radius:var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.70);
      box-shadow:0 10px 28px rgba(2,6,23,.06);
      position:relative; overflow:hidden;
      transition:transform .25s ease,border-color .25s ease;
    }
    .comment:hover{transform:translateY(-3px);border-color:rgba(59,130,246,.26)}
    .comment:before{
      content:"";
      position:absolute; inset:-1px;
      background:radial-gradient(420px 160px at 20% 0%, rgba(59,130,246,.13), transparent 55%);
      opacity:.7; pointer-events:none;
    }
    .comment-inner{position:relative;z-index:1}
    .comment-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
    .avatar{
      width:42px;height:42px;border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:linear-gradient(135deg, rgba(20,184,166,.14), rgba(59,130,246,.12));
      display:flex;align-items:center;justify-content:center;
      font-weight:900;
      color:rgba(15,23,42,.86);
      flex:0 0 auto;
    }
    .role{flex:1}
    .role b{display:block;font-size:13.2px}
    .role span{display:block;font-size:12.2px;color:var(--muted);margin-top:3px}
    .rating{
      display:flex; gap:4px; justify-content:flex-end; align-items:center;
    }
    .rating i{
      width:10px;height:10px;border-radius:3px;
      background:linear-gradient(135deg, #f59e0b, #fb7185);
      display:inline-block;
    }
    .comment p{
      margin:0;color:rgba(15,23,42,.78);font-size:13.1px;line-height:1.75;
    }

    .case-grid{
      display:grid;grid-template-columns:1fr 1fr;gap:14px;
    }
    .case{
      border-radius:var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.66);
      box-shadow:0 10px 28px rgba(2,6,23,.06);
      padding:16px;
      display:flex;gap:14px;align-items:flex-start;
      transition:transform .25s ease,border-color .25s ease;
    }
    .case:hover{transform:translateY(-3px);border-color:rgba(20,184,166,.26)}
    .case .thumb{
      width:76px;height:76px;border-radius:22px;
      border:1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(36px 36px at 30% 20%, rgba(20,184,166,.22), transparent 55%),
        radial-gradient(50px 50px at 90% 10%, rgba(59,130,246,.20), transparent 50%),
        radial-gradient(46px 46px at 70% 100%, rgba(124,58,237,.16), transparent 55%),
        rgba(247,251,255,.7);
      flex:0 0 auto;
      display:flex;align-items:center;justify-content:center;
      color:rgba(15,23,42,.86);
      font-weight:900;
    }
    .case h3{margin:0 0 8px;font-size:15px}
    .case .meta{
      display:flex;gap:8px;flex-wrap:wrap;margin-top:10px
    }
    .meta .m{
      padding:7px 10px;border-radius:999px;border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.65);
      font-size:12px;color:rgba(15,23,42,.76);
      white-space:nowrap;
    }
    .case p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}

    .posts{
      display:grid;grid-template-columns:1.1fr .9fr;gap:14px;align-items:start;
    }
    .post-list{
      border-radius:var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.68);
      box-shadow:var(--shadow);
      padding:16px;
    }
    .post-list .row{
      display:flex;justify-content:space-between;gap:12px;
      padding:12px 0;border-bottom:1px solid rgba(15,23,42,.08);
      align-items:flex-start;
    }
    .post-list .row:last-child{border-bottom:0}
    .post-list .row a{
      text-decoration:none;
      font-weight:800;
      font-size:13.5px;
      line-height:1.4;
      color:rgba(15,23,42,.86);
    }
    .post-list .row a:hover{color:var(--accent);text-decoration:underline}
    .post-list .row span{
      color:var(--muted);
      font-size:12.5px;
      white-space:nowrap;
      margin-top:2px;
    }
    .mini-rail{
      display:flex;flex-direction:column;gap:14px;
    }
    .rail-card{
      border-radius:var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.66);
      box-shadow:0 10px 28px rgba(2,6,23,.06);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .rail-card:before{
      content:"";
      position:absolute; inset:-1px;
      background:radial-gradient(460px 200px at 10% 0%, rgba(20,184,166,.16), transparent 55%);
      opacity:.75; pointer-events:none;
    }
    .rail-inner{position:relative;z-index:1}
    .rail-card h3{margin:0 0 8px;font-size:15px}
    .rail-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
    .rail-card .cloud{
      margin-top:12px;
      display:flex;flex-wrap:wrap;gap:8px;
    }
    .cloud a{
      text-decoration:none;
      font-size:12px;
      padding:8px 10px;border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(247,251,255,.65);
      color:rgba(15,23,42,.78);
      transition:transform .2s ease, border-color .2s ease;
    }
    .cloud a:hover{transform:translateY(-2px);border-color:rgba(59,130,246,.26)}

    .network-grid{
      display:grid;grid-template-columns:1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .net-card{
      border-radius:var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.68);
      box-shadow:0 10px 28px rgba(2,6,23,.06);
      padding:16px;
    }
    .net-card h3{margin:0 0 10px;font-size:15px}
    .net-badges{display:flex;gap:10px;flex-wrap:wrap}
    .net-badges .b{
      padding:10px 12px;border-radius:18px;border:1px solid rgba(15,23,42,.10);
      background:rgba(247,251,255,.62);
      min-width:160px;
    }
    .b .t{font-size:12px;color:var(--muted)}
    .b strong{display:block;margin-top:6px;font-size:13.5px}
    .b small{display:block;margin-top:4px;color:var(--muted2);font-size:12px;line-height:1.5}

    .timeline{
      display:flex;flex-direction:column;gap:12px;margin-top:10px;
    }
    .tl-item{
      display:flex;gap:12px;align-items:flex-start;
      padding:12px 12px;border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.64);
      transition:transform .2s ease,border-color .2s ease;
    }
    .tl-item:hover{transform:translateY(-2px);border-color:rgba(20,184,166,.26)}
    .tl-ic{
      width:34px;height:34px;border-radius:16px;
      border:1px solid rgba(20,184,166,.22);
      background:rgba(20,184,166,.10);
      display:flex;align-items:center;justify-content:center;
      flex:0 0 auto;
      font-weight:900;color:rgba(15,23,42,.86);
    }
    .tl-item b{display:block;font-size:13.2px}
    .tl-item span{display:block;margin-top:4px;color:var(--muted);font-size:12.6px;line-height:1.55}

    .form-card{
      border-radius:var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.72);
      box-shadow:var(--shadow);
      padding:16px;
    }
    .form-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }
    label{
      display:flex;flex-direction:column;gap:7px;
      font-size:12.8px;color:rgba(15,23,42,.84);
      font-weight:700;
    }
    input, select, textarea{
      border:1px solid rgba(15,23,42,.14);
      background:rgba(255,255,255,.78);
      border-radius:14px;
      padding:11px 12px;
      font-size:13.5px;
      color:rgba(15,23,42,.90);
      outline:none;
      transition:border-color .2s ease, box-shadow .2s ease;
    }
    textarea{min-height:110px;resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color:rgba(20,184,166,.45);
      box-shadow:0 0 0 4px rgba(20,184,166,.14);
    }
    .form-actions{
      display:flex;gap:12px;align-items:center;justify-content:flex-start;flex-wrap:wrap;
      margin-top:12px;
    }
    .hint-text{
      color:var(--muted);
      font-size:12.6px;
      line-height:1.6;
      margin:0;
    }
    .submit-btn{
      border-radius:16px;
      padding:12px 16px;
      border:1px solid rgba(20,184,166,.35);
      background:linear-gradient(135deg, rgba(20,184,166,.20), rgba(59,130,246,.18));
      box-shadow:0 14px 34px rgba(2,6,23,.10);
      cursor:pointer;
      font-weight:900;
      color:rgba(15,23,42,.90);
      transition:transform .2s ease, box-shadow .2s ease, filter .2s ease;
      display:inline-flex;align-items:center;gap:10px;
    }
    .submit-btn:hover{transform:translateY(-2px);filter:saturate(1.08)}
    .submit-btn:active{transform:translateY(0px)}
    .submit-btn .send{
      width:26px;height:26px;border-radius:12px;
      border:1px solid rgba(20,184,166,.28);
      background:rgba(20,184,166,.12);
      display:flex;align-items:center;justify-content:center;
      flex:0 0 auto;
    }

    footer{
      padding:22px 0 30px;
      border-top:1px solid rgba(15,23,42,.10);
      background:linear-gradient(180deg, rgba(255,255,255,.0), rgba(255,255,255,.55));
    }
    .footer-grid{
      display:grid;grid-template-columns:1.05fr 1fr;gap:14px;align-items:start;
    }
    .foot-card{
      border-radius:var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.72);
      box-shadow:0 10px 28px rgba(2,6,23,.06);
      padding:16px;
    }
    .foot-card h3{margin:0 0 10px;font-size:15px}
    .foot-links{
      display:flex;flex-wrap:wrap;gap:10px;
    }
    .foot-links a{
      text-decoration:none;
      padding:8px 10px;border-radius:999px;border:1px solid rgba(15,23,42,.10);
      background:rgba(247,251,255,.65);
      color:rgba(15,23,42,.78);
      font-size:12.5px;
      transition:transform .2s ease,border-color .2s ease;
      white-space:nowrap;
    }
    .foot-links a:hover{transform:translateY(-2px);border-color:rgba(59,130,246,.28)}
    .fine{
      margin-top:12px;
      color:var(--muted);
      font-size:12.5px;line-height:1.7;
    }
    .copybar{
      margin-top:14px;
      display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
      color:rgba(15,23,42,.72);
      font-size:12.5px;
    }
    .copybar a{color:rgba(15,23,42,.78);text-decoration:none}
    .copybar a:hover{text-decoration:underline}
    .to-top{
      position:fixed; right:16px; bottom:16px; z-index:80;
      width:46px;height:46px;border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 14px 34px rgba(2,6,23,.12);
      display:flex;align-items:center;justify-content:center;
      cursor:pointer;
      transition:transform .2s ease, opacity .2s ease;
      opacity:0;
      pointer-events:none;
    }
    .to-top.show{opacity:1;pointer-events:auto}
    .to-top:hover{transform:translateY(-2px)}
    .to-top svg{width:18px;height:18px;color:rgba(15,23,42,.82)}

    .float-cs{
      position:fixed; right:16px; bottom:72px; z-index:80;
      border-radius:20px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 14px 34px rgba(2,6,23,.12);
      overflow:hidden;
      width:196px;
      transform:translateY(12px);
      opacity:0;
      pointer-events:none;
      transition:opacity .2s ease, transform .2s ease;
    }
    .float-cs.show{opacity:1;pointer-events:auto;transform:translateY(0px)}
    .cs-head{
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      padding:12px 12px;
      background:linear-gradient(135deg, rgba(20,184,166,.16), rgba(59,130,246,.12));
      border-bottom:1px solid rgba(15,23,42,.08);
    }
    .cs-head b{font-size:12.8px}
    .cs-head button{
      width:30px;height:30px;border-radius:12px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.72);
      cursor:pointer;
      display:flex;align-items:center;justify-content:center;
      transition:transform .2s ease;
    }
    .cs-head button:hover{transform:translateY(-1px)}
    .cs-body{padding:12px}
    .cs-body .row{
      display:flex;gap:12px;align-items:center;
    }
    .cs-qrcode{
      width:56px;height:56px;border-radius:16px;
      border:1px solid rgba(15,23,42,.12);
      object-fit:cover;
      background:rgba(247,251,255,.8);
      flex:0 0 auto;
    }
    .cs-body p{margin:0;color:var(--muted);font-size:12.4px;line-height:1.5}
    .cs-body a{
      display:inline-flex; margin-top:10px; width:100%;
      align-items:center;justify-content:center;gap:10px;
      padding:10px 12px;border-radius:16px;
      border:1px solid rgba(20,184,166,.28);
      background:rgba(20,184,166,.10);
      text-decoration:none;
      font-weight:900;font-size:13px;
      color:rgba(15,23,42,.88);
      transition:transform .2s ease, box-shadow .2s ease;
      box-shadow:0 10px 28px rgba(2,6,23,.06);
    }
    .cs-body a:hover{transform:translateY(-2px);box-shadow:0 18px 45px rgba(2,6,23,.12)}

    .reveal{
      opacity:0;
      transform:translateY(10px);
      transition:opacity .6s ease, transform .6s ease;
    }
    .reveal.show{
      opacity:1;
      transform:translateY(0px);
    }

    .divider{
      height:1px; background:rgba(15,23,42,.10); margin:18px 0;
    }
    .segmented{
      display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:flex-start;
      margin-top:10px;
    }
    .segmented a{
      text-decoration:none;
      border-radius:999px;
      padding:9px 12px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.68);
      color:rgba(15,23,42,.82);
      font-weight:800;font-size:12.8px;
      transition:transform .2s ease,border-color .2s ease, background .2s ease;
    }
    .segmented a:hover{
      transform:translateY(-2px);
      border-color:rgba(59,130,246,.26);
      background:rgba(247,251,255,.75);
    }

    .case-logos{
      display:flex;flex-wrap:wrap;gap:10px;margin-top:10px;
    }
    .logo-chip{
      padding:9px 12px;border-radius:999px;border:1px solid rgba(15,23,42,.10);
      background:rgba(247,251,255,.65);
      color:rgba(15,23,42,.78);
      font-size:12.6px;font-weight:800;
      white-space:nowrap;
    }

    .price-row{
      display:flex;gap:12px;flex-wrap:wrap;align-items:center;justify-content:space-between;
      margin-top:12px;
    }
    .price-pill{
      padding:12px 14px;border-radius:18px;border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.65);
      min-width:220px;
      flex:1 1 220px;
    }
    .price-pill .k{font-size:12.2px;color:var(--muted)}
    .price-pill .v{font-weight:1000;font-size:20px;letter-spacing:-.4px;margin-top:6px}
    .price-pill .s{color:var(--muted2);font-size:12.4px;line-height:1.55;margin-top:6px}

    .small-note{
      margin:0;color:var(--muted);font-size:12.8px;line-height:1.6
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns:1fr}
      .nav-links{display:none}
      .mobile-toggle{display:flex}
      .mobile-menu{display:block}
      .hero-card{padding:18px}
      h1{font-size:30px}
      .grid-3{grid-template-columns:1fr 1fr}
      .grid-4{grid-template-columns:1fr 1fr}
      .steps{grid-template-columns:1fr 1fr}
      .faq-grid{grid-template-columns:1fr}
      .comments{grid-template-columns:1fr}
      .case-grid{grid-template-columns:1fr}
      .posts{grid-template-columns:1fr}
      .network-grid{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      table{min-width:680px}
      .float-cs{width:182px}
      .to-top{right:12px;bottom:12px}
      .float-cs{right:12px;bottom:66px}
      .nav-actions{min-width:auto}
      .brand{min-width:auto}
    }
    @media (prefers-reduced-motion: reduce){
      *{animation:none !important;transition:none !important;scroll-behavior:auto}
    }