:root{
      --bg0:#f6f8ff;
      --bg1:#ffffff;
      --text:#0b1220;
      --muted:#5b6b85;
      --muted2:#7a879d;
      --brand:#0b4bd6;
      --brand2:#2a7bff;
      --brand3:#1a56b8;
      --line:rgba(12, 36, 79, .12);
      --card:rgba(255,255,255,.86);
      --shadow:0 18px 48px rgba(10,34,80,.12);
      --shadow2:0 10px 22px rgba(10,34,80,.10);
      --ring:rgba(42,123,255,.28);
      --radius:18px;
      --radius2:26px;
      --max:1120px;
      --pad:20px;
      --focus: 0 0 0 4px var(--ring);
      --grad: linear-gradient(135deg, rgba(11,75,214,.18), rgba(42,123,255,.10) 40%, rgba(255,255,255,.0) 75%),
              radial-gradient(1000px 460px at 15% -10%, rgba(42,123,255,.30), rgba(42,123,255,.0) 55%),
              radial-gradient(760px 420px at 88% 10%, rgba(11,75,214,.22), rgba(11,75,214,.0) 60%);
    }
    *{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;
      background: linear-gradient(180deg, var(--bg0), #f3f6ff 38%, #ffffff 78%);
      color:var(--text);
      line-height:1.55;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:var(--max);
      margin:0 auto;
      padding:0 var(--pad);
    }
    .skip{
      position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left:16px; top:16px; width:auto; height:auto; z-index:9999;
      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(246,248,255,.72);
      border-bottom: 1px solid rgba(12, 36, 79, .08);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 0;
      gap:14px;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width: 220px;
    }
    .ai-page-logo{
      width:44px; height:44px; border-radius:12px;
      box-shadow: 0 10px 25px rgba(11,75,214,.18);
      background:#fff;
      object-fit:cover;
    }
    .brand-title{
      display:flex; flex-direction:column; gap:2px;
    }
    .brand-title .name{
      font-weight:820; letter-spacing:.2px;
      font-size:14px; line-height:1.2;
    }
    .brand-title .sub{
      font-size:12px; color:var(--muted);
      line-height:1.2;
    }

    .nav-links{
      display:flex; align-items:center; gap:18px; justify-content:flex-end;
      flex-wrap:nowrap;
    }
    .nav-links a{
      font-size:13px; color:var(--muted);
      padding:10px 0;
      border-bottom:2px solid transparent;
      transition: color .2s ease, border-color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      color:var(--text);
      border-bottom-color: rgba(42,123,255,.55);
    }
    .nav-actions{
      display:flex; align-items:center; gap:10px; margin-left:8px;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      border-radius:14px; padding:11px 14px;
      font-weight:740; font-size:13px;
      border:1px solid transparent;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, color .2s ease;
      user-select:none;
      cursor:pointer;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow: var(--focus)}
    .btn:active{transform: translateY(1px)}
    .btn-primary{
      background: linear-gradient(135deg, var(--brand2), var(--brand));
      color:#fff;
      box-shadow: 0 12px 26px rgba(11,75,214,.26);
    }
    .btn-primary:hover{
      box-shadow: 0 16px 36px rgba(11,75,214,.34);
    }
    .btn-ghost{
      background: rgba(255,255,255,.65);
      border-color: rgba(12, 36, 79, .12);
      color: var(--text);
    }
    .btn-ghost:hover{
      border-color: rgba(42,123,255,.38);
      box-shadow: 0 10px 22px rgba(11,75,214,.10);
      background: rgba(255,255,255,.9);
    }
    .icon-dot{
      width:10px; height:10px; border-radius:50%;
      background: rgba(255,255,255,.92);
      box-shadow: 0 0 0 4px rgba(255,255,255,.22);
    }

    .burger{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      background: rgba(255,255,255,.7);
      border:1px solid rgba(12, 36, 79, .12);
      align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
    }
    .burger:focus{outline:none; box-shadow: var(--focus)}
    .burger:active{transform: translateY(1px)}
    .burger-lines{
      width:18px; height:14px; position:relative;
    }
    .burger-lines span{
      position:absolute; left:0; right:0; height:2px;
      background: var(--text);
      border-radius:2px;
      transition: transform .2s ease, opacity .2s ease, top .2s ease;
    }
    .burger-lines span:nth-child(1){top:2px}
    .burger-lines span:nth-child(2){top:6px}
    .burger-lines span:nth-child(3){top:10px}
    .burger[aria-expanded="true"] .burger-lines span:nth-child(1){top:6px; transform: rotate(45deg)}
    .burger[aria-expanded="true"] .burger-lines span:nth-child(2){opacity:0}
    .burger[aria-expanded="true"] .burger-lines span:nth-child(3){top:6px; transform: rotate(-45deg)}

    .mobile-menu{
      display:none;
      padding:0 0 14px 0;
    }
    .mobile-menu .panel{
      border:1px solid rgba(12, 36, 79, .10);
      background: rgba(255,255,255,.82);
      border-radius:16px;
      padding:12px;
      box-shadow: 0 16px 40px rgba(10,34,80,.10);
    }
    .mobile-menu .panel a{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 12px;
      border-radius:12px;
      color: var(--text);
      border:1px solid transparent;
      transition: background .2s ease, border-color .2s ease;
      font-weight:680; font-size:13px;
    }
    .mobile-menu .panel a:hover{
      background: rgba(42,123,255,.08);
      border-color: rgba(42,123,255,.20);
    }
    .mobile-menu .panel .sep{
      height:1px; background: rgba(12, 36, 79, .08);
      margin:8px 0;
    }
    .mobile-actions{
      display:flex; gap:10px; margin-top:12px; flex-wrap:wrap;
    }
    .mobile-actions .btn{flex:1; min-width:140px}

    .hero{
      position:relative;
      padding:28px 0 8px 0;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute; inset:-40px -50px auto -50px;
      height:520px;
      background: var(--grad);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns: 1.18fr .82fr;
      gap:18px;
      align-items:start;
      padding:18px 0 26px 0;
    }
    .hero-left{
      padding:18px 0 0 0;
    }
    .kicker{
      display:inline-flex; align-items:center; gap:10px;
      border:1px solid rgba(42,123,255,.20);
      background: rgba(255,255,255,.65);
      border-radius:999px;
      padding:8px 12px;
      color: var(--text);
      font-weight:720;
      font-size:12px;
      box-shadow: 0 10px 24px rgba(11,75,214,.08);
    }
    .kicker-badge{
      width:30px; height:22px;
      border-radius:999px;
      background: linear-gradient(135deg, rgba(42,123,255,.22), rgba(11,75,214,.10));
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(42,123,255,.25);
    }
    .kicker-badge svg{display:block}
    h1{
      margin:14px 0 10px 0;
      font-size:34px;
      letter-spacing:-.6px;
      line-height:1.12;
    }
    .hero-desc{
      color: var(--muted);
      font-size:15px;
      max-width: 56ch;
      margin:0 0 18px 0;
    }
    .hero-cta{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center;
      margin-bottom:18px;
    }
    .hero-cta .btn{
      padding:12px 16px;
      border-radius:16px;
    }
    .hero-meta{
      display:flex; gap:14px; flex-wrap:wrap;
      align-items:center;
      margin-top:6px;
    }
    .meta-item{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:16px;
      background: rgba(255,255,255,.68);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 12px 28px rgba(10,34,80,.07);
    }
    .meta-icon{
      width:34px; height:34px; border-radius:14px;
      background: linear-gradient(135deg, rgba(42,123,255,.20), rgba(11,75,214,.10));
      border:1px solid rgba(42,123,255,.20);
      display:flex; align-items:center; justify-content:center;
    }
    .meta-text{
      display:flex; flex-direction:column;
      gap:2px;
    }
    .meta-text strong{font-size:13px}
    .meta-text span{font-size:12px; color:var(--muted)}

    .hero-right{
      padding:12px;
      border-radius: var(--radius2);
      background: rgba(255,255,255,.72);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: var(--shadow2);
      position:relative;
      overflow:hidden;
    }
    .hero-right::after{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(420px 260px at 20% 0%, rgba(42,123,255,.22), rgba(42,123,255,0) 55%),
                  radial-gradient(380px 240px at 90% 20%, rgba(11,75,214,.18), rgba(11,75,214,0) 56%);
      pointer-events:none;
    }
    .data-stack{position:relative}
    .data-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
      margin-bottom:12px;
    }
    .metric{
      padding:14px 14px;
      border-radius:18px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(12, 36, 79, .10);
      transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
      min-height:98px;
      display:flex; flex-direction:column; justify-content:space-between;
    }
    .metric:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 38px rgba(10,34,80,.12);
      border-color: rgba(42,123,255,.28);
    }
    .metric .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .metric .pill{
      font-size:12px; color: var(--brand3);
      background: rgba(42,123,255,.10);
      border:1px solid rgba(42,123,255,.22);
      padding:6px 10px;
      border-radius:999px;
      font-weight:760;
      white-space:nowrap;
    }
    .metric .val{
      font-size:22px; font-weight:860; letter-spacing:-.4px;
    }
    .metric .lab{
      font-size:12px; color: var(--muted);
      margin-top:4px;
    }

    .hero-sim{
      border-radius:20px;
      background: rgba(255,255,255,.76);
      border:1px solid rgba(12, 36, 79, .10);
      padding:12px;
    }
    .sim-head{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom:8px;
    }
    .sim-head strong{
      font-size:13px;
      letter-spacing:.2px;
    }
    .sim-head span{
      color:var(--muted);
      font-size:12px;
      display:block;
      margin-top:3px;
      line-height:1.3;
    }
    .chip-row{
      display:flex; gap:8px; flex-wrap:wrap;
    }
    .chip{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(12, 36, 79, .10);
      background: rgba(255,255,255,.7);
      font-size:12px; color: var(--text);
      transition: transform .15s ease, border-color .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .chip:hover{
      transform: translateY(-1px);
      border-color: rgba(42,123,255,.35);
      box-shadow: 0 12px 24px rgba(11,75,214,.10);
      background: rgba(255,255,255,.92);
    }

    main{padding:16px 0 0 0}
    section{padding:42px 0}
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:18px;
      margin-bottom:18px;
    }
    .section-head h2{
      margin:0;
      font-size:22px;
      letter-spacing:-.3px;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      max-width: 52ch;
    }

    .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{
      border-radius:var(--radius);
      background: rgba(255,255,255,.78);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 12px 28px rgba(10,34,80,.06);
      padding:16px;
      transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(10,34,80,.10);
      border-color: rgba(42,123,255,.28);
    }
    .card .tag{
      display:inline-flex; align-items:center; gap:8px;
      font-size:12px; font-weight:760;
      color: var(--brand3);
      background: rgba(42,123,255,.10);
      border:1px solid rgba(42,123,255,.22);
      padding:7px 10px;
      border-radius:999px;
      margin-bottom:10px;
    }
    .card h3{
      margin:0 0 8px 0;
      font-size:16px; letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13px;
    }
    .card ul{
      margin:10px 0 0 0; padding:0;
      list-style:none;
      display:flex; flex-direction:column; gap:8px;
    }
    .card li{
      font-size:13px; color:var(--muted);
      display:flex; align-items:flex-start; gap:10px;
    }
    .tick{
      width:18px; height:18px; border-radius:6px;
      border:1px solid rgba(42,123,255,.26);
      background: rgba(42,123,255,.10);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:1px;
    }
    .tick svg{display:block}

    .about-wrap{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:14px;
      align-items:stretch;
    }
    .about-left{
      padding:18px;
      border-radius: var(--radius2);
      background: linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.70));
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 18px 46px rgba(10,34,80,.10);
      position:relative;
      overflow:hidden;
    }
    .about-left::before{
      content:"";
      position:absolute; inset:-120px -120px auto -120px;
      height:240px;
      background: radial-gradient(closest-side, rgba(42,123,255,.22), rgba(42,123,255,0));
      pointer-events:none;
    }
    .about-left .lead{
      color: var(--muted);
      font-size:14px;
      margin-top:10px;
      max-width: 62ch;
    }
    .about-grid{
      margin-top:14px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .about-mini{
      padding:14px;
      border-radius:18px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(12, 36, 79, .10);
    }
    .about-mini strong{
      display:flex; align-items:center; gap:10px;
      font-size:13px;
      letter-spacing:.2px;
    }
    .about-mini strong .mini-icon{
      width:28px; height:28px; border-radius:12px;
      background: linear-gradient(135deg, rgba(42,123,255,.20), rgba(11,75,214,.10));
      border:1px solid rgba(42,123,255,.22);
      display:flex; align-items:center; justify-content:center;
    }
    .about-mini span{
      display:block;
      margin-top:8px;
      color:var(--muted);
      font-size:12.5px;
    }

    .about-right{
      padding:18px;
      border-radius: var(--radius2);
      background: rgba(255,255,255,.72);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 12px 28px rgba(10,34,80,.08);
      display:flex; flex-direction:column; gap:12px;
    }
    .logo-wall{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .model-badge{
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(12, 36, 79, .10);
      background: rgba(255,255,255,.80);
      font-size:12px; color:var(--text);
      font-weight:700;
      display:flex; align-items:center; gap:8px;
    }
    .model-dot{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--brand2), var(--brand));
      box-shadow: 0 0 0 4px rgba(42,123,255,.18);
    }
    .about-right .cta-row{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:auto;
    }

    .steps{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px;
      align-items:start;
    }
    .step-card{
      border-radius:var(--radius);
      background: rgba(255,255,255,.76);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 12px 28px rgba(10,34,80,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .step-card::before{
      content:"";
      position:absolute; inset:auto -30px -60px auto;
      width:160px; height:160px;
      background: radial-gradient(closest-side, rgba(42,123,255,.22), rgba(42,123,255,0));
      pointer-events:none;
    }
    .step-top{
      display:flex; align-items:center; justify-content:space-between; gap:12px; margin-bottom:10px;
    }
    .step-no{
      width:44px; height:44px; border-radius:16px;
      background: linear-gradient(135deg, rgba(42,123,255,.18), rgba(11,75,214,.10));
      border:1px solid rgba(42,123,255,.24);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      color: var(--brand3);
    }
    .step-card h3{margin:0; font-size:16px; letter-spacing:-.2px}
    .step-card p{margin:8px 0 0 0; color:var(--muted); font-size:13px}

    .compare{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.74);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 18px 46px rgba(10,34,80,.08);
      overflow:hidden;
    }
    .compare-head{
      padding:16px 16px 10px 16px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      background: linear-gradient(135deg, rgba(42,123,255,.10), rgba(255,255,255,.0) 55%);
      border-bottom: 1px solid rgba(12, 36, 79, .08);
    }
    .rating{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .stars{
      display:flex; gap:6px; align-items:center;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(42,123,255,.22);
      background: rgba(42,123,255,.10);
      font-weight:820;
    }
    .star svg{display:block}
    .score{
      font-size:14px; color:var(--muted);
    }
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      font-size:13px;
    }
    th,td{
      padding:14px 14px;
      border-bottom:1px solid rgba(12, 36, 79, .08);
      vertical-align:top;
    }
    th{
      text-align:left;
      background: rgba(246,248,255,.75);
      color: var(--text);
      font-weight:880;
      letter-spacing:.1px;
      width: 30%;
    }
    tr:last-child td{border-bottom:none}
    td strong{font-weight:900}
    .badge-yes{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px; border-radius:999px;
      border:1px solid rgba(42,123,255,.22);
      background: rgba(42,123,255,.10);
      color: var(--brand3);
      font-weight:820;
      white-space:nowrap;
    }
    .badge-mid{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px; border-radius:999px;
      border:1px solid rgba(12, 36, 79, .12);
      background: rgba(255,255,255,.7);
      color: var(--text);
      font-weight:800;
      white-space:nowrap;
    }

    .faq{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px;
      align-items:start;
    }
    details{
      border-radius:var(--radius);
      background: rgba(255,255,255,.76);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 12px 28px rgba(10,34,80,.06);
      overflow:hidden;
      transition: border-color .2s ease, box-shadow .2s ease;
    }
    details[open]{
      border-color: rgba(42,123,255,.28);
      box-shadow: 0 18px 40px rgba(10,34,80,.10);
    }
    summary{
      cursor:pointer;
      padding:14px 16px;
      list-style:none;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      font-weight:860;
      letter-spacing:-.15px;
      outline:none;
    }
    summary::-webkit-details-marker{display:none}
    .sum-right{
      flex:0 0 auto;
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(12, 36, 79, .12);
      background: rgba(255,255,255,.7);
      display:flex; align-items:center; justify-content:center;
      margin-top:-2px;
    }
    details[open] .sum-right{
      border-color: rgba(42,123,255,.28);
      background: rgba(42,123,255,.10);
    }
    .faq-a{color:var(--text)}
    .faq-b{
      padding:0 16px 16px 16px;
      color:var(--muted);
      font-size:13px;
    }

    .reviews{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:14px;
    }
    .review{
      border-radius:var(--radius);
      background: rgba(255,255,255,.78);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 12px 28px rgba(10,34,80,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .review::before{
      content:"";
      position:absolute; inset:-80px -80px auto auto;
      width:160px; height:160px;
      background: radial-gradient(closest-side, rgba(42,123,255,.20), rgba(42,123,255,0));
      pointer-events:none;
    }
    .review-top{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      margin-bottom:10px;
      position:relative;
    }
    .avatar{
      width:44px; height:44px; border-radius:16px;
      background: linear-gradient(135deg, rgba(42,123,255,.18), rgba(11,75,214,.10));
      border:1px solid rgba(42,123,255,.24);
      display:flex; align-items:center; justify-content:center;
      font-weight:950; color: var(--brand3);
    }
    .review-type{
      display:flex; flex-direction:column; gap:3px;
    }
    .review-type strong{font-size:13px}
    .review-type span{font-size:12px; color:var(--muted)}
    .review p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      position:relative;
    }
    .quote{
      margin-top:10px;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(12, 36, 79, .10);
      background: rgba(255,255,255,.72);
      color: var(--text);
      font-size:12.5px;
      position:relative;
    }

    .cases{
      display:grid; grid-template-columns: 1fr 1fr 1fr; gap:14px;
    }
    .case-card{
      border-radius:var(--radius);
      background: rgba(255,255,255,.78);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 12px 28px rgba(10,34,80,.06);
      overflow:hidden;
      transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
      display:flex; flex-direction:column;
    }
    .case-media{
      padding:14px;
      background: linear-gradient(135deg, rgba(42,123,255,.10), rgba(255,255,255,.0));
      border-bottom:1px solid rgba(12, 36, 79, .08);
      display:flex; align-items:center; justify-content:space-between; gap:12px;
    }
    .case-media .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(42,123,255,.22);
      background: rgba(42,123,255,.10);
      font-weight:860; font-size:12px; color: var(--brand3);
    }
    .case-media .micro{
      font-size:12px; color: var(--muted);
      white-space:nowrap;
    }
    .case-body{
      padding:14px;
      display:flex; flex-direction:column; gap:10px; flex:1;
    }
    .case-body h3{margin:0; font-size:15px; letter-spacing:-.2px}
    .case-body p{margin:0; color:var(--muted); font-size:13px}
    .case-foot{
      padding:12px 14px;
      border-top:1px solid rgba(12, 36, 79, .08);
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .link-arrow{
      display:inline-flex; align-items:center; gap:8px;
      color: var(--brand3);
      font-weight:860;
      font-size:13px;
      transition: transform .15s ease;
    }
    .case-card:hover{transform: translateY(-2px); box-shadow: 0 18px 40px rgba(10,34,80,.10); border-color: rgba(42,123,255,.28)}
    .case-card:hover .link-arrow{transform: translateX(2px)}

    .article-grid{
      display:grid; grid-template-columns: 1.1fr .9fr; gap:14px; align-items:start;
    }
    .article-list{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.76);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 18px 46px rgba(10,34,80,.06);
      overflow:hidden;
    }
    .article-list .head{
      padding:16px;
      border-bottom:1px solid rgba(12, 36, 79, .08);
      background: linear-gradient(135deg, rgba(42,123,255,.10), rgba(255,255,255,.0) 60%);
    }
    .article-list .head strong{font-size:14px}
    .article-list .head span{display:block; margin-top:6px; color:var(--muted); font-size:12.5px}
    .article-list ul{
      list-style:none; margin:0; padding:0;
      display:flex; flex-direction:column;
    }
    .article-item{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      padding:14px 16px;
      border-bottom:1px solid rgba(12, 36, 79, .08);
    }
    .article-item:last-child{border-bottom:none}
    .article-item .left{
      display:flex; flex-direction:column; gap:6px;
    }
    .article-item a{
      font-weight:900; font-size:13.5px;
      color: var(--text);
      transition: color .2s ease, transform .2s ease;
    }
    .article-item a:hover{color: var(--brand3); transform: translateY(-1px)}
    .article-item .meta{
      color: var(--muted);
      font-size:12.5px;
    }
    .article-item .badge{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(12, 36, 79, .12);
      background: rgba(255,255,255,.72);
      color: var(--text);
      font-weight:840; font-size:12px;
      white-space:nowrap;
    }

    .side-quote{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.72);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 12px 28px rgba(10,34,80,.08);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .side-quote::before{
      content:"";
      position:absolute; inset:auto -60px -80px auto;
      width:240px; height:240px;
      background: radial-gradient(closest-side, rgba(42,123,255,.18), rgba(42,123,255,0));
      pointer-events:none;
    }
    .side-quote h3{margin:0 0 8px 0; font-size:16px; letter-spacing:-.2px}
    .side-quote p{margin:0; color:var(--muted); font-size:13px}
    .side-quote .bul{
      margin:12px 0 0 0; padding:0;
      list-style:none; display:flex; flex-direction:column; gap:10px;
      position:relative;
    }
    .side-quote .bul li{
      display:flex; gap:10px; align-items:flex-start;
      color: var(--muted);
      font-size:13px;
    }
    .side-quote .bul .dot{
      width:22px; height:22px; border-radius:10px;
      background: rgba(42,123,255,.10);
      border:1px solid rgba(42,123,255,.22);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:1px;
    }
    .side-quote .btn{margin-top:14px; width:100%}

    .form-wrap{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.78);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 18px 46px rgba(10,34,80,.06);
      overflow:hidden;
    }
    .form-wrap .top{
      padding:16px;
      border-bottom:1px solid rgba(12, 36, 79, .08);
      background: linear-gradient(135deg, rgba(42,123,255,.10), rgba(255,255,255,.0) 60%);
    }
    .form-wrap .top h2{
      margin:0; font-size:18px; letter-spacing:-.3px;
    }
    .form-wrap .top p{
      margin:6px 0 0 0; color:var(--muted); font-size:13px;
    }
    form{
      padding:16px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }
    .field{
      display:flex; flex-direction:column; gap:8px;
    }
    .field label{
      font-size:12.5px;
      color: var(--muted);
      font-weight:820;
    }
    input, select, textarea{
      width:100%;
      border-radius:14px;
      border:1px solid rgba(12, 36, 79, .12);
      background: rgba(255,255,255,.86);
      padding:12px 12px;
      font-size:13.5px;
      color:var(--text);
      outline:none;
      transition: box-shadow .2s ease, border-color .2s ease, background .2s ease;
    }
    textarea{min-height:120px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(42,123,255,.38);
      box-shadow: var(--focus);
      background: #fff;
    }
    .span-2{grid-column: 1 / -1}
    .form-foot{
      grid-column:1 / -1;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-top:2px;
    }
    .hint{
      color: var(--muted);
      font-size:12.5px;
      max-width: 60ch;
    }

    .network{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px;
      align-items:stretch;
    }
    .network .map{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.76);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 18px 46px rgba(10,34,80,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
      min-height: 260px;
    }
    .map::before{
      content:"";
      position:absolute; inset:-120px -120px auto -120px;
      height:240px;
      background: radial-gradient(closest-side, rgba(42,123,255,.22), rgba(42,123,255,0));
      pointer-events:none;
    }
    .network .map h3{margin:0; font-size:16px; letter-spacing:-.2px}
    .net-list{
      margin-top:12px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    .net-pill{
      padding:12px 12px;
      border-radius:18px;
      border:1px solid rgba(12, 36, 79, .10);
      background: rgba(255,255,255,.78);
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
    }
    .net-pill strong{font-size:13px}
    .net-pill span{display:block; margin-top:6px; color:var(--muted); font-size:12.5px}
    .net-status{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(42,123,255,.22);
      background: rgba(42,123,255,.10);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }

    .schedule{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.76);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 18px 46px rgba(10,34,80,.06);
      padding:16px;
    }
    .schedule h3{margin:0; font-size:16px; letter-spacing:-.2px}
    .timeline{
      margin-top:12px;
      display:flex; flex-direction:column; gap:10px;
    }
    .time-row{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px 12px;
      border-radius:18px;
      border:1px solid rgba(12, 36, 79, .10);
      background: rgba(255,255,255,.78);
    }
    .time-dot{
      width:38px; height:38px; border-radius:16px;
      background: linear-gradient(135deg, rgba(42,123,255,.18), rgba(11,75,214,.10));
      border:1px solid rgba(42,123,255,.24);
      display:flex; align-items:center; justify-content:center;
      color: var(--brand3);
      font-weight:950;
      flex:0 0 auto;
    }
    .time-row strong{font-size:13px; display:block}
    .time-row span{display:block; margin-top:6px; color:var(--muted); font-size:12.5px}

    .tags-cloud{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.76);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 18px 46px rgba(10,34,80,.06);
      padding:16px;
    }
    .tags-cloud h3{margin:0; font-size:16px; letter-spacing:-.2px}
    .cloud{
      margin-top:12px;
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .cloud .cloud-tag{
      padding:10px 12px;
      border-radius:999px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(12, 36, 79, .10);
      color: var(--text);
      font-size:12.5px;
      font-weight:820;
      transition: transform .15s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .cloud .cloud-tag:hover{
      transform: translateY(-1px);
      border-color: rgba(42,123,255,.34);
      box-shadow: 0 14px 28px rgba(11,75,214,.10);
    }

    .pricing{
      display:grid; grid-template-columns: 1fr 1fr 1fr; gap:14px;
      align-items:stretch;
    }
    .price-card{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.76);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 18px 46px rgba(10,34,80,.06);
      padding:16px;
      overflow:hidden;
      position:relative;
      display:flex; flex-direction:column; gap:10px;
    }
    .price-card::before{
      content:"";
      position:absolute; inset:-90px -90px auto auto;
      width:200px; height:200px;
      background: radial-gradient(closest-side, rgba(42,123,255,.18), rgba(42,123,255,0));
      pointer-events:none;
    }
    .price-card h3{margin:0; font-size:16px; letter-spacing:-.2px; position:relative}
    .price-card p{margin:0; color:var(--muted); font-size:13px; position:relative}
    .price-main{
      margin-top:6px;
      font-size:26px;
      font-weight:950;
      letter-spacing:-.8px;
      position:relative;
    }
    .price-main span{
      font-size:12.5px;
      color:var(--muted);
      font-weight:820;
      letter-spacing:0;
      margin-left:8px;
    }
    .price-list{
      margin:0; padding:0; list-style:none; display:flex; flex-direction:column; gap:10px;
      position:relative;
    }
    .price-list li{
      color: var(--muted);
      font-size:13px;
      display:flex; gap:10px; align-items:flex-start;
    }
    .price-list .mark{
      width:18px; height:18px; border-radius:7px;
      border:1px solid rgba(42,123,255,.22);
      background: rgba(42,123,255,.10);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:1px;
    }
    .price-foot{
      margin-top:auto; display:flex; gap:12px; flex-wrap:wrap;
      position:relative;
    }
    .price-foot .btn{flex:1; min-width:160px}

    .footer{
      padding:26px 0 30px 0;
      background: linear-gradient(180deg, rgba(255,255,255,.0), rgba(11,75,214,.04) 30%, rgba(11,75,214,.06));
      border-top: 1px solid rgba(12, 36, 79, .08);
    }
    .footer-inner{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.72);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 18px 46px rgba(10,34,80,.05);
      padding:16px;
    }
    .footer-top{
      display:grid; grid-template-columns: 1.1fr .9fr; gap:14px; align-items:start;
    }
    .footer-brand{
      display:flex; gap:12px; align-items:flex-start;
    }
    .footer-brand img{
      width:46px; height:46px;
      border-radius:16px;
      object-fit:cover;
      background:#fff;
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 12px 26px rgba(11,75,214,.12);
    }
    .footer-brand .t1{
      font-weight:950; letter-spacing:-.2px; margin-top:2px;
    }
    .footer-brand .t2{
      margin-top:6px;
      color:var(--muted);
      font-size:13px;
      max-width: 62ch;
    }
    .footer-links{
      display:flex; flex-direction:column; gap:10px; align-items:flex-start;
    }
    .footer-links strong{
      font-size:13.5px;
      letter-spacing:.1px;
    }
    .friend{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:6px;
    }
    .friend a{
      padding:9px 10px;
      border-radius:999px;
      border:1px solid rgba(12, 36, 79, .10);
      background: rgba(255,255,255,.75);
      color: var(--text);
      font-weight:820;
      font-size:12.5px;
      transition: border-color .2s ease, transform .15s ease, box-shadow .2s ease;
      max-width: 100%;
    }
    .friend a:hover{
      border-color: rgba(42,123,255,.34);
      box-shadow: 0 14px 28px rgba(11,75,214,.10);
      transform: translateY(-1px);
    }

    .footer-mid{
      margin-top:14px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px; flex-wrap:wrap;
      padding-top:14px;
      border-top: 1px solid rgba(12, 36, 79, .08);
    }
    .footer-mid .col{
      display:flex; flex-direction:column; gap:10px;
      min-width: 240px;
    }
    .footer-mid .col strong{font-size:13.5px}
    .foot-item{
      color: var(--muted);
      font-size:13px;
      display:flex; align-items:center; gap:10px;
      flex-wrap:wrap;
    }
    .foot-item a{
      color: var(--brand3);
      font-weight:860;
      border-bottom:1px dashed rgba(26,86,184,.35);
      padding-bottom:2px;
    }
    .copyright{
      margin-top:12px;
      color: var(--muted);
      font-size:12.5px;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
    }

    .float-kefu{
      position:fixed; right:16px; bottom:16px;
      z-index:80;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-end;
    }
    .kefu-card{
      display:none;
      width:210px;
      border-radius:18px;
      background: rgba(255,255,255,.88);
      border:1px solid rgba(12, 36, 79, .10);
      box-shadow: 0 24px 70px rgba(10,34,80,.18);
      overflow:hidden;
    }
    .kefu-card .top{
      padding:10px 12px;
      border-bottom:1px solid rgba(12, 36, 79, .08);
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      background: linear-gradient(135deg, rgba(42,123,255,.10), rgba(255,255,255,.0) 65%);
    }
    .kefu-card .top strong{font-size:13px}
    .kefu-card .top button{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(12, 36, 79, .12);
      background: rgba(255,255,255,.75);
      cursor:pointer;
      transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .kefu-card .top button:hover{border-color: rgba(42,123,255,.34); box-shadow: 0 14px 28px rgba(11,75,214,.10)}
    .kefu-card .top button:active{transform: translateY(1px)}
    .kefu-card .qr{
      padding:12px;
      display:flex; flex-direction:column; gap:10px; align-items:center;
    }
    .kefu-card .qr img{
      width:130px; height:auto; border-radius:16px;
      border:1px solid rgba(12, 36, 79, .10);
      background:#fff;
    }
    .kefu-card .qr span{
      color:var(--muted);
      font-size:12.5px;
      text-align:center;
      line-height:1.3;
    }
    .kefu-btn{
      width:52px; height:52px;
      border-radius:18px;
      border:1px solid rgba(42,123,255,.28);
      background: linear-gradient(135deg, rgba(42,123,255,.18), rgba(11,75,214,.10));
      box-shadow: 0 18px 42px rgba(11,75,214,.20);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
      user-select:none;
    }
    .kefu-btn:hover{
      box-shadow: 0 24px 60px rgba(11,75,214,.28);
      transform: translateY(-2px);
    }
    .kefu-btn:active{transform: translateY(1px)}
    .kefu-btn:focus{outline:none; box-shadow: var(--focus)}
    .to-top{
      width:52px; height:52px;
      border-radius:18px;
      border:1px solid rgba(12, 36, 79, .12);
      background: rgba(255,255,255,.86);
      box-shadow: 0 18px 42px rgba(10,34,80,.10);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
      user-select:none;
    }
    .to-top:hover{transform: translateY(-2px); box-shadow: 0 24px 60px rgba(10,34,80,.16); border-color: rgba(42,123,255,.34)}
    .to-top:active{transform: translateY(1px)}
    .to-top:focus{outline:none; box-shadow: var(--focus)}
    .to-top[aria-hidden="true"]{opacity:0; pointer-events:none; transform: translateY(10px)}
    .to-top[aria-hidden="false"]{opacity:1}

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

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; gap:14px}
      .nav-links{display:none}
      .burger{display:flex}
      .mobile-menu{display:block}
      .grid-3{grid-template-columns: 1fr}
      .grid-2{grid-template-columns: 1fr}
      .about-wrap{grid-template-columns:1fr}
      .steps{grid-template-columns:1fr}
      .faq{grid-template-columns:1fr}
      .reviews{grid-template-columns:1fr}
      .cases{grid-template-columns:1fr}
      .article-grid{grid-template-columns:1fr}
      .pricing{grid-template-columns:1fr}
      .network{grid-template-columns:1fr}
      form{grid-template-columns:1fr}
      .footer-top{grid-template-columns:1fr}
      .footer-mid .col{min-width: 100%}
      h1{font-size:30px}
    }