:root{
      --bg0:#f5f8ff;
      --bg1:#eef3ff;
      --card:#ffffff;
      --text:#122033;
      --muted:#5a6b83;
      --line:rgba(15, 35, 68, .12);
      --brand:#143a7a;
      --brand2:#0f2f5a;
      --accent:#2b6cff;
      --accent2:#1b57d6;
      --shadow: 0 10px 30px rgba(16, 40, 95, .10);
      --shadow2: 0 8px 18px rgba(16, 40, 95, .12);
      --radius:18px;
      --radius2:14px;
      --ring: rgba(43,108,255,.28);
      --focus: rgba(43,108,255,.45);
    }

    *{box-sizing:border-box}
    html,body{height:100%}
    body{
      margin:0;
      font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB",
                   "Microsoft YaHei", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
      color:var(--text);
      background:
        radial-gradient(1100px 500px at 18% -10%, rgba(43,108,255,.14), transparent 55%),
        radial-gradient(900px 420px at 90% 10%, rgba(20,58,122,.16), transparent 50%),
        linear-gradient(180deg, var(--bg0), var(--bg1) 65%, #f8fbff);
      overflow-x:hidden;
    }

    a{color:inherit}
    .container{
      width:100%;
      max-width:1100px;
      margin:0 auto;
      padding:0 18px;
    }

    header{
      position:sticky;
      top:0;
      z-index:20;
      backdrop-filter:saturate(150%) blur(10px);
      background: rgba(245,248,255,.70);
      border-bottom:1px solid rgba(15, 35, 68, .10);
    }

    .nav{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:14px 0;
    }

    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width: 160px;
    }
    .logoMark{
      width:38px;height:38px;border-radius:12px;
      background: linear-gradient(145deg, rgba(43,108,255,.18), rgba(20,58,122,.12));
      border:1px solid rgba(20,58,122,.18);
      box-shadow: 0 8px 20px rgba(20,58,122,.12);
      display:flex;align-items:center;justify-content:center;
      font-weight:900;
      color:var(--brand);
      letter-spacing:.02em;
    }
    .brandText{
      display:flex;flex-direction:column;line-height:1.05;
    }
    .brandText strong{
      font-size:14px;
      letter-spacing:.02em;
    }
    .brandText span{
      font-size:12px;color:var(--muted);
      margin-top:4px;
      white-space:nowrap;
    }

    .navLinks{
      display:flex;
      align-items:center;
      gap:18px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .navLinks a{
      text-decoration:none;
      color:var(--muted);
      font-size:13px;
      padding:8px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition: transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
    }
    .navLinks a:hover{
      color:var(--text);
      background: rgba(255,255,255,.72);
      border-color: rgba(15, 35, 68, .10);
      transform: translateY(-1px);
    }

    .ctaRow{display:flex; align-items:center; gap:10px;}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:11px 14px;
      border-radius:14px;
      border:1px solid rgba(20,58,122,.18);
      text-decoration:none;
      font-weight:700;
      font-size:14px;
      line-height:1;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btnPrimary{
      background: linear-gradient(180deg, rgba(43,108,255,.98), rgba(27,87,214,.96));
      color:#fff;
      box-shadow: 0 12px 26px rgba(43,108,255,.25);
      border-color: rgba(43,108,255,.35);
    }
    .btnPrimary:hover{transform: translateY(-1px); box-shadow: 0 16px 34px rgba(43,108,255,.28);}
    .btnPrimary:active{transform: translateY(0px); box-shadow: 0 10px 24px rgba(43,108,255,.24);}
    .btnGhost{
      background: rgba(255,255,255,.72);
      color:var(--text);
      box-shadow: 0 8px 18px rgba(16, 40, 95, .08);
    }
    .btnGhost:hover{transform: translateY(-1px); border-color: rgba(20,58,122,.26);}
    .btn:focus{outline:none}
    .btn:focus-visible{
      box-shadow: 0 0 0 4px var(--focus), 0 14px 30px rgba(43,108,255,.14);
      border-color: rgba(43,108,255,.55);
    }

    .hamburger{
      display:none;
      width:42px;height:42px;border-radius:14px;
      border:1px solid rgba(20,58,122,.18);
      background: rgba(255,255,255,.75);
      box-shadow: 0 10px 22px rgba(16,40,95,.10);
      cursor:pointer;
      align-items:center;justify-content:center;
      transition: transform .15s ease;
    }
    .hamburger:active{transform:scale(.98)}
    .hamburger svg{display:block}

    main{padding:22px 0 36px}

    .hero{
      position:relative;
      padding:26px 0 18px;
    }

    .heroGrid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:18px;
      align-items:stretch;
    }

    .heroCard{
      background: linear-gradient(180deg, rgba(255,255,255,.82), rgba(255,255,255,.70));
      border:1px solid rgba(20,58,122,.18);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      padding:22px;
      overflow:hidden;
      position:relative;
    }

    .heroCard::before{
      content:"";
      position:absolute;
      inset:-2px -2px auto -2px;
      height:120px;
      background:
        radial-gradient(500px 120px at 20% 40%, rgba(43,108,255,.22), transparent 60%),
        radial-gradient(500px 140px at 90% 10%, rgba(20,58,122,.20), transparent 60%);
      pointer-events:none;
    }

    .kicker{
      display:flex;align-items:center;gap:10px;flex-wrap:wrap;
      margin-bottom:10px;
      position:relative;
    }
    .pill{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(20,58,122,.18);
      background: rgba(255,255,255,.72);
      color:var(--muted);
      font-size:12px;
      font-weight:700;
    }
    .pillDot{
      width:10px;height:10px;border-radius:50%;
      background: radial-gradient(circle at 30% 30%, #7ab0ff, #2b6cff);
      box-shadow: 0 6px 14px rgba(43,108,255,.24);
    }

    .hero h1{
      margin:0;
      font-size:30px;
      letter-spacing:-.02em;
      line-height:1.18;
      position:relative;
    }
    .heroLead{
      margin:12px 0 16px;
      color:var(--muted);
      font-size:15px;
      line-height:1.75;
      position:relative;
    }

    .heroActions{
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      position:relative;
      margin-bottom:14px;
    }

    .miniList{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      position:relative;
    }
    .tag{
      padding:9px 10px;
      border-radius:14px;
      background: rgba(20,58,122,.06);
      border:1px solid rgba(20,58,122,.14);
      font-size:13px;
      color: var(--brand2);
      font-weight:700;
    }

    .heroSide{
      background: rgba(255,255,255,.70);
      border:1px solid rgba(20,58,122,.14);
      border-radius: var(--radius);
      box-shadow: 0 10px 24px rgba(16,40,95,.08);
      padding:18px;
      display:flex;
      flex-direction:column;
      gap:12px;
    }

    .sideTitle{
      display:flex;align-items:center;justify-content:space-between;gap:10px;
      margin-bottom:2px;
    }
    .sideTitle h2{
      margin:0;
      font-size:15px;
      letter-spacing:-.01em;
    }
    .chip{
      font-size:12px;
      color:var(--muted);
      border:1px solid rgba(15,35,68,.12);
      background: rgba(255,255,255,.72);
      padding:7px 10px;
      border-radius:999px;
      white-space:nowrap;
    }

    .steps{
      display:grid;
      gap:10px;
    }
    .step{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px;
      border-radius:16px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(15,35,68,.10);
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .step:hover{
      transform: translateY(-1px);
      box-shadow: var(--shadow2);
      border-color: rgba(43,108,255,.26);
    }
    .stepNum{
      width:30px;height:30px;border-radius:12px;
      background: linear-gradient(180deg, rgba(43,108,255,.18), rgba(20,58,122,.10));
      border:1px solid rgba(20,58,122,.20);
      color:var(--brand);
      font-weight:900;
      display:flex;align-items:center;justify-content:center;
      flex:0 0 auto;
    }
    .step strong{display:block;font-size:14px;margin-top:1px}
    .step span{display:block;color:var(--muted);font-size:13px;line-height:1.55;margin-top:4px}

    .section{
      margin-top:18px;
    }

    .sectionHeader{
      display:flex;
      justify-content:space-between;
      gap:14px;
      align-items:flex-end;
      margin-bottom:12px;
    }
    .sectionHeader h2{
      margin:0;
      font-size:18px;
      letter-spacing:-.01em;
    }
    .sectionHeader p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.5;
      max-width: 520px;
    }

    .tocCard{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(20,58,122,.14);
      border-radius: var(--radius);
      padding:16px;
      box-shadow: 0 10px 22px rgba(16,40,95,.06);
    }

    .tocGrid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px 12px;
      align-items:start;
    }

    .tocLink{
      display:flex;align-items:flex-start;gap:10px;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(15,35,68,.10);
      background: rgba(255,255,255,.80);
      text-decoration:none;
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
    }
    .tocLink:hover{
      transform: translateY(-1px);
      border-color: rgba(43,108,255,.26);
      box-shadow: 0 12px 26px rgba(43,108,255,.14);
    }
    .tocIcon{
      width:28px;height:28px;border-radius:12px;
      background: rgba(20,58,122,.06);
      border:1px solid rgba(20,58,122,.14);
      display:flex;align-items:center;justify-content:center;
      color:var(--brand);
      flex:0 0 auto;
    }
    .tocLink strong{display:block;font-size:14px}
    .tocLink span{display:block;color:var(--muted);font-size:12.5px;margin-top:4px;line-height:1.45}

    .contentGrid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }

    .card{
      background: rgba(255,255,255,.74);
      border:1px solid rgba(20,58,122,.14);
      border-radius: var(--radius);
      padding:16px;
      box-shadow: 0 10px 22px rgba(16,40,95,.06);
    }

    .card h3{
      margin:0 0 10px;
      font-size:16px;
      letter-spacing:-.01em;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }

    .callout{
      background: linear-gradient(180deg, rgba(43,108,255,.10), rgba(255,255,255,.70));
      border:1px solid rgba(43,108,255,.22);
      padding:14px 14px;
      border-radius:16px;
      margin-top:12px;
      display:flex;
      gap:12px;
      align-items:flex-start;
    }
    .callout b{
      display:block;
      font-size:14px;
      margin-bottom:4px;
      color:var(--brand2);
    }
    .callout span{
      display:block;
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    .calloutIcon{
      width:34px;height:34px;border-radius:14px;
      background: rgba(43,108,255,.14);
      border:1px solid rgba(43,108,255,.28);
      display:flex;align-items:center;justify-content:center;
      color:var(--brand);
      flex:0 0 auto;
      margin-top:2px;
    }

    .sectionDivider{
      height:1px;
      background: linear-gradient(90deg, transparent, rgba(15,35,68,.14), transparent);
      margin:18px 0 10px;
    }

    .process{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:14px;
      align-items:start;
    }

    .list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .li{
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(15,35,68,.10);
      background: rgba(255,255,255,.78);
      display:flex;
      gap:12px;
      align-items:flex-start;
    }
    .liDot{
      width:10px;height:10px;border-radius:50%;
      background: rgba(43,108,255,.95);
      box-shadow: 0 10px 18px rgba(43,108,255,.20);
      margin-top:7px;
      flex:0 0 auto;
    }
    .li strong{display:block;font-size:14px}
    .li span{display:block;color:var(--muted);font-size:13px;line-height:1.6;margin-top:4px}

    .faqGrid{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }

    details{
      border:1px solid rgba(15,35,68,.12);
      border-radius:16px;
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 22px rgba(16,40,95,.05);
      overflow:hidden;
      transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
    }
    details[open]{
      border-color: rgba(43,108,255,.26);
      box-shadow: 0 18px 40px rgba(43,108,255,.12);
    }
    summary{
      cursor:pointer;
      list-style:none;
      padding:14px 14px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      user-select:none;
    }
    summary::-webkit-details-marker{display:none}
    .q{
      display:flex;gap:12px;align-items:flex-start;
    }
    .qIcon{
      width:30px;height:30px;border-radius:14px;
      border:1px solid rgba(20,58,122,.18);
      background: rgba(20,58,122,.06);
      display:flex;align-items:center;justify-content:center;
      color:var(--brand);
      flex:0 0 auto;
      margin-top:1px;
    }
    summary strong{
      font-size:14.5px;
      letter-spacing:-.01em;
      display:block;
      margin-top:1px;
      line-height:1.45;
    }
    summary span{
      display:block;
      color:var(--muted);
      font-size:12.5px;
      margin-top:6px;
      line-height:1.55;
    }
    .chev{
      width:28px;height:28px;border-radius:12px;
      border:1px solid rgba(15,35,68,.10);
      background: rgba(255,255,255,.70);
      display:flex;align-items:center;justify-content:center;
      color:var(--muted);
      flex:0 0 auto;
      margin-top:2px;
      transition: transform .2s ease;
    }
    details[open] .chev{transform: rotate(180deg)}
    .ans{
      padding:0 14px 14px;
      color:var(--muted);
      font-size:14px;
      line-height:1.85;
    }
    .ans b{color:var(--text)}
    .ans a{color: var(--accent2); text-decoration:none; border-bottom:1px dashed rgba(27,87,214,.35)}
    .ans a:hover{border-bottom-style:solid}

    .solutionGrid{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap:12px;
    }

    .solItem{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,35,68,.12);
      background: rgba(255,255,255,.74);
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
      position:relative;
      overflow:hidden;
      min-height: 132px;
    }
    .solItem:hover{
      transform: translateY(-2px);
      border-color: rgba(43,108,255,.26);
      box-shadow: 0 18px 40px rgba(43,108,255,.12);
    }
    .solItem::after{
      content:"";
      position:absolute;
      inset:-40px auto auto -40px;
      width:120px;height:120px;
      background: radial-gradient(circle at 30% 30%, rgba(43,108,255,.22), transparent 65%);
      pointer-events:none;
    }
    .solItem h3{
      margin:0 0 8px;
      font-size:15px;
      position:relative;
    }
    .solItem p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
      position:relative;
    }

    .galleryCard{
      display:grid;
      grid-template-columns: 1fr 1.05fr;
      gap:12px;
      align-items:start;
    }

    .imgFrame{
      border-radius: var(--radius);
      border:1px solid rgba(15,35,68,.12);
      background: rgba(255,255,255,.78);
      padding:12px;
      overflow:hidden;
      box-shadow: 0 10px 22px rgba(16,40,95,.05);
    }
    .imgFrame figure{margin:0}
    .imgFrame img{
      width:100%;
      height:auto;
      display:block;
      border-radius:14px;
      object-fit:contain;
      background: #f2f6ff;
    }
    .imgCaption{
      margin-top:10px;
      color:var(--muted);
      font-size:12.5px;
      line-height:1.6;
    }

    .contactGrid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }

    .kv{
      display:grid;
      gap:10px;
    }
    .kvRow{
      display:flex;gap:12px;align-items:flex-start;
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(15,35,68,.10);
      background: rgba(255,255,255,.78);
    }
    .kvKey{
      width:34px;height:34px;border-radius:14px;
      border:1px solid rgba(20,58,122,.18);
      background: rgba(20,58,122,.06);
      display:flex;align-items:center;justify-content:center;
      color:var(--brand);
      flex:0 0 auto;
      margin-top:2px;
    }
    .kvRow b{display:block;font-size:14px}
    .kvRow span{display:block;color:var(--muted);font-size:13px;line-height:1.6;margin-top:4px}

    .qrBlock{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,35,68,.12);
      background: rgba(255,255,255,.74);
      box-shadow: 0 10px 22px rgba(16,40,95,.05);
      display:flex;
      flex-direction:column;
      gap:12px;
      align-items:flex-start;
    }
    .qrRow{
      display:flex;
      gap:14px;
      align-items:flex-start;
      width:100%;
    }
    .qrImg{
      width:100px;height:100px;border-radius:18px;
      border:1px solid rgba(15,35,68,.12);
      background: #fff;
      padding:6px;
      flex:0 0 auto;
      display:flex;align-items:center;justify-content:center;
    }
    .qrImg img{width:100%;height:auto;display:block;border-radius:14px}
    .qrMeta b{display:block;font-size:14px;margin-top:2px}
    .qrMeta span{display:block;color:var(--muted);font-size:13px;line-height:1.6;margin-top:6px}

    footer{
      background: rgba(245,248,255,.85);
      border-top:1px solid rgba(15,35,68,.10);
      padding:18px 0 26px;
    }

    .footGrid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:12px;
      align-items:start;
    }

    .footCard{
      background: rgba(255,255,255,.74);
      border:1px solid rgba(15,35,68,.12);
      border-radius: var(--radius);
      padding:14px;
      box-shadow: 0 10px 22px rgba(16,40,95,.05);
    }

    .footCard p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }

    .footLinks{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
      align-items:flex-start;
      padding-top:2px;
    }
    .footLinks a{
      text-decoration:none;
      font-size:13px;
      color: var(--brand2);
      border:1px solid rgba(15,35,68,.12);
      background: rgba(255,255,255,.72);
      padding:10px 12px;
      border-radius:14px;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .footLinks a:hover{
      transform: translateY(-1px);
      border-color: rgba(43,108,255,.26);
      background: rgba(255,255,255,.90);
    }

    .copyright{
      margin-top:12px;
      color:var(--muted);
      font-size:12.5px;
      text-align:center;
    }

    .reveal{
      opacity:0;
      transform: translateY(8px);
      transition: opacity .45s ease, transform .45s ease;
    }
    .reveal.show{
      opacity:1;
      transform: translateY(0px);
    }

    @media (max-width: 940px){
      .heroGrid{grid-template-columns:1fr; }
      .contentGrid{grid-template-columns:1fr}
      .process{grid-template-columns:1fr}
      .solutionGrid{grid-template-columns:1fr}
      .galleryCard{grid-template-columns:1fr}
      .contactGrid{grid-template-columns:1fr}
      .footGrid{grid-template-columns:1fr}
      .footLinks{justify-content:flex-start}
      .navLinks{display:none}
      .hamburger{display:flex}
    }

    .mobileMenu{
      display:none;
      padding:0 0 14px;
    }
    .mobileMenu.open{display:block}
    .mobileMenu .menuBox{
      background: rgba(255,255,255,.74);
      border:1px solid rgba(15,35,68,.12);
      border-radius: var(--radius);
      padding:12px;
      box-shadow: 0 10px 22px rgba(16,40,95,.06);
    }
    .mobileMenu a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      text-decoration:none;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(15,35,68,.10);
      background: rgba(255,255,255,.80);
      color:var(--text);
      margin-top:10px;
      font-size:14px;
      transition: transform .15s ease, border-color .15s ease;
    }
    .mobileMenu a:hover{transform: translateY(-1px); border-color: rgba(43,108,255,.26)}
    .mobileMenu a:first-child{margin-top:0}