:root{
      --bg0:#fbf7ff;
      --bg1:#f7f9ff;
      --card:#ffffff;
      --text:#1f2430;
      --muted:#5b667a;
      --line:rgba(20,26,35,.10);
      --shadow: 0 18px 44px rgba(18,24,40,.10);
      --shadow2: 0 10px 26px rgba(18,24,40,.10);
      --radius:18px;
      --radius2:14px;

      --a:#ff2d55;
      --b:#6c2cff;
      --c:#00a3ff;
      --d:#00c48c;
      --e:#ff7a18;

      --focus: rgba(108,44,255,.28);
      --btnText:#0f1320;
      --heroGlow: rgba(108,44,255,.22);
    }

    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC","Microsoft YaHei","Noto Sans SC", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 700px at 10% 0%, rgba(108,44,255,.12), transparent 60%),
        radial-gradient(900px 600px at 90% 10%, rgba(0,163,255,.10), transparent 55%),
        radial-gradient(800px 520px at 40% 105%, rgba(255,45,85,.10), transparent 55%),
        linear-gradient(180deg, var(--bg0), var(--bg1));
    }

    .container{
      width: min(1160px, calc(100% - 28px));
      margin: 0 auto;
    }

    .skip-link{
      position:absolute;
      left:-999px;
      top:auto;
      width:1px;height:1px;
      overflow:hidden;
    }
    .skip-link:focus{
      left:14px; top:12px;
      width:auto; height:auto;
      padding:10px 12px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:12px;
      z-index:9999;
      box-shadow: var(--shadow2);
    }

    header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(251,247,255,.72);
      border-bottom: 1px solid rgba(20,26,35,.08);
    }

    .nav-wrap{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding: 12px 0;
    }

    .brand{
      display:flex;
      align-items:center;
      gap:10px;
      min-width: 220px;
    }
    .brand .logo{
      width:40px;height:40px;
      border-radius:12px;
      display:grid;
      place-items:center;
      background: linear-gradient(135deg, rgba(108,44,255,.14), rgba(255,45,85,.10));
      border: 1px solid rgba(108,44,255,.18);
      overflow:hidden;
    }
    .brand img.ai-page-logo{
      width:100%;
      height:auto;
      display:block;
    }
    .brand .name{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brand .name strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .brand .name span{
      font-size:12px;
      color:var(--muted);
      margin-top:3px;
      white-space:nowrap;
    }

    nav{
      display:flex;
      align-items:center;
      gap:14px;
      justify-content:flex-end;
      flex:1;
      min-width: 0;
    }

    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }

    .nav-links a{
      text-decoration:none;
      color: rgba(31,36,48,.86);
      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;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background: rgba(255,255,255,.65);
      border-color: rgba(20,26,35,.10);
      transform: translateY(-1px);
      color:#111827;
    }

    .nav-cta{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:2px;
    }

    .btn{
      appearance:none;
      border:1px solid rgba(20,26,35,.10);
      background:#fff;
      color:#111827;
      border-radius: 14px;
      padding: 10px 12px;
      font-size:13px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      text-decoration:none;
      display:inline-flex;
      align-items:center;
      gap:10px;
      user-select:none;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 16px 30px rgba(17,24,39,.10);
      border-color: rgba(108,44,255,.22);
    }
    .btn:focus{
      outline: none;
      box-shadow: 0 0 0 4px var(--focus);
    }

    .btn-primary{
      border-color: rgba(255,45,85,.30);
      background: linear-gradient(135deg, rgba(255,45,85,.98), rgba(108,44,255,.92));
      color: #fff;
      box-shadow: 0 18px 44px rgba(108,44,255,.18);
    }

    .btn-primary:hover{
      box-shadow: 0 26px 64px rgba(108,44,255,.28);
      border-color: rgba(255,255,255,.16);
    }

    .btn-ghost{
      background: rgba(255,255,255,.62);
    }

    .burger{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.65);
      align-items:center;
      justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .burger:hover{ transform: translateY(-1px); box-shadow: 0 16px 30px rgba(17,24,39,.10); }
    .burger:focus{ outline:none; box-shadow: 0 0 0 4px var(--focus); }

    .burger .bar{
      width:18px; height:2px;
      background:#111827;
      position:relative;
      border-radius:999px;
      opacity:.9;
    }
    .burger .bar:before,
    .burger .bar:after{
      content:"";
      position:absolute;
      left:0;
      width:18px; height:2px;
      background:#111827;
      border-radius:999px;
    }
    .burger .bar:before{ top:-6px; }
    .burger .bar:after{ top:6px; }

    .mobile-drawer{
      display:none;
      border-top: 1px solid rgba(20,26,35,.08);
      padding: 10px 0 16px;
    }
    .mobile-drawer .drawer-links{
      display:flex;
      flex-direction:column;
      gap:10px;
      padding: 10px 0;
    }
    .mobile-drawer .drawer-links a{
      text-decoration:none;
      color: rgba(31,36,48,.92);
      font-size:14px;
      padding: 12px 12px;
      border-radius:14px;
      border:1px solid rgba(20,26,35,.08);
      background: rgba(255,255,255,.70);
    }
    .mobile-drawer .drawer-ctas{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top: 10px;
    }

    .hero{
      position:relative;
      padding: 34px 0 18px;
      overflow:hidden;
    }

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

    .hero-panel{
      background:
        radial-gradient(900px 420px at 20% 0%, rgba(108,44,255,.18), transparent 60%),
        radial-gradient(720px 360px at 80% 10%, rgba(255,45,85,.16), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.44));
      border: 1px solid rgba(20,26,35,.10);
      border-radius: 26px;
      box-shadow: var(--shadow);
      padding: 26px;
      position:relative;
      min-height: 340px;
    }

    .hero-badge-row{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      margin-bottom: 14px;
    }

    .badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding: 8px 10px;
      border-radius: 999px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.68);
      font-size:12px;
      color: rgba(31,36,48,.86);
    }
    .dot{
      width:10px;height:10px;border-radius:50%;
      background: linear-gradient(135deg, var(--a), var(--b));
      box-shadow: 0 0 0 3px rgba(255,45,85,.12);
    }

    .hero h1{
      margin: 0 0 12px;
      font-size: clamp(22px, 3.0vw, 38px);
      letter-spacing: -0.5px;
      line-height:1.2;
    }

    .lead{
      margin: 0 0 18px;
      color: var(--muted);
      font-size: 15px;
      line-height:1.7;
      max-width: 58ch;
    }

    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      margin-top: 8px;
    }

    .meta-row{
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      margin-top: 18px;
    }
    .meta-chip{
      flex: 0 0 auto;
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding: 12px 12px;
      border-radius: 16px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.62);
      min-width: 210px;
    }
    .meta-ic{
      width:34px; height:34px;
      border-radius: 12px;
      display:grid;
      place-items:center;
      color:#fff;
      background: linear-gradient(135deg, rgba(108,44,255,.98), rgba(0,163,255,.85));
      box-shadow: 0 18px 40px rgba(108,44,255,.16);
      flex:0 0 auto;
    }
    .meta-chip strong{
      font-size:13px;
      display:block;
      margin-top:1px;
    }
    .meta-chip span{
      font-size:12px;
      color: var(--muted);
      line-height:1.35;
      display:block;
      margin-top:4px;
    }

    .hero-aside{
      display:flex;
      flex-direction:column;
      gap: 12px;
    }

    .aside-card{
      background: rgba(255,255,255,.62);
      border: 1px solid rgba(20,26,35,.10);
      border-radius: 22px;
      padding: 16px;
      box-shadow: 0 12px 30px rgba(18,24,40,.08);
      position:relative;
      overflow:hidden;
    }

    .aside-card:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(420px 180px at 10% 0%, rgba(255,45,85,.20), transparent 60%),
        radial-gradient(400px 200px at 90% 10%, rgba(108,44,255,.20), transparent 55%);
      opacity:.75;
      pointer-events:none;
    }
    .aside-card > *{ position:relative; }

    .aside-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap: 12px;
      margin-bottom: 10px;
    }
    .aside-top h2{
      margin:0;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .aside-top p{
      margin:6px 0 0;
      color: var(--muted);
      font-size:13px;
      line-height:1.6;
    }

    .ring{
      width:44px;height:44px;border-radius:16px;
      border:1px solid rgba(255,255,255,.55);
      background: linear-gradient(135deg, rgba(255,45,85,.95), rgba(108,44,255,.92));
      display:grid; place-items:center;
      color:#fff;
      font-weight:800;
      letter-spacing:-.5px;
      box-shadow: 0 22px 60px rgba(108,44,255,.22);
      flex:0 0 auto;
    }

    .mini-list{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-top: 10px;
    }
    .mini-item{
      padding: 12px 12px;
      border-radius: 16px;
      border: 1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.68);
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
      min-height: 74px;
    }
    .mini-item:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(17,24,39,.10);
      border-color: rgba(108,44,255,.22);
    }
    .mini-item .t{
      font-size:12px;
      color: var(--muted);
      margin-bottom: 8px;
    }
    .mini-item .v{
      font-size:13px;
      font-weight:700;
      letter-spacing:-.2px;
      line-height:1.25;
    }

    .section{
      padding: 26px 0;
    }

    .section-title{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap: 12px;
      margin-bottom: 14px;
    }
    .section-title h2{
      margin:0;
      font-size: 20px;
      letter-spacing: -0.3px;
    }
    .section-title p{
      margin:0;
      color: var(--muted);
      font-size: 13px;
      line-height:1.6;
      max-width: 56ch;
    }

    .grid-2{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }
    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }

    .card{
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(20,26,35,.10);
      border-radius: var(--radius);
      padding: 16px;
      box-shadow: 0 12px 30px rgba(18,24,40,.06);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .card:hover{
      transform: translateY(-3px);
      box-shadow: 0 22px 50px rgba(18,24,40,.10);
      border-color: rgba(108,44,255,.22);
    }

    .card h3{
      margin: 10px 0 8px;
      font-size: 15px;
      letter-spacing:-.2px;
    }
    .card p{
      margin: 0;
      color: var(--muted);
      font-size: 13px;
      line-height:1.7;
    }

    .icon{
      width:44px;height:44px;border-radius:16px;
      display:grid; place-items:center;
      color:#fff;
      font-weight:900;
      background: linear-gradient(135deg, rgba(255,45,85,.98), rgba(0,163,255,.85));
      box-shadow: 0 18px 50px rgba(255,45,85,.18);
      flex:0 0 auto;
    }

    .list{
      display:flex;
      flex-direction:column;
      gap:10px;
      margin-top: 10px;
    }
    .li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding: 10px 12px;
      border-radius: 16px;
      background: rgba(255,255,255,.64);
      border: 1px solid rgba(20,26,35,.08);
    }
    .tick{
      width:22px;height:22px;border-radius:8px;
      background: linear-gradient(135deg, rgba(0,196,140,.98), rgba(0,163,255,.80));
      color:#fff;
      display:grid; place-items:center;
      font-size:12px;
      flex:0 0 auto;
      margin-top: 1px;
    }
    .li strong{
      font-size:13px;
    }
    .li span{
      display:block;
      margin-top:4px;
      color: var(--muted);
      font-size:12.5px;
      line-height:1.5;
    }

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
    }
    .step{
      padding: 16px;
      border-radius: 22px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.68);
      box-shadow: 0 12px 30px rgba(18,24,40,.06);
      position:relative;
      overflow:hidden;
    }
    .step:after{
      content:"";
      position:absolute;
      width:160px;height:160px;
      border-radius:50%;
      right:-80px; top:-100px;
      background: radial-gradient(circle at 30% 30%, rgba(255,45,85,.22), transparent 60%);
      pointer-events:none;
      opacity:.9;
    }
    .step > *{ position:relative; }
    .step .num{
      width:40px;height:40px;border-radius:16px;
      background: rgba(108,44,255,.14);
      border:1px solid rgba(108,44,255,.18);
      display:grid; place-items:center;
      font-weight:800;
      color: rgba(108,44,255,.95);
      margin-bottom: 10px;
    }
    .step h3{
      margin:0 0 6px;
      font-size:14px;
      letter-spacing:-.2px;
    }
    .step p{
      margin:0;
      color:var(--muted);
      font-size:12.8px;
      line-height:1.65;
    }

    .compare-wrap{
      border-radius: 26px;
      border:1px solid rgba(20,26,35,.10);
      background:
        radial-gradient(920px 360px at 10% 0%, rgba(255,45,85,.14), transparent 60%),
        radial-gradient(720px 320px at 90% 10%, rgba(108,44,255,.16), transparent 55%),
        rgba(255,255,255,.62);
      padding: 18px;
      box-shadow: var(--shadow2);
    }

    .compare-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap: 14px;
      flex-wrap:wrap;
      margin-bottom: 12px;
    }

    .rating{
      display:flex;
      align-items:center;
      gap:14px;
      padding: 12px 14px;
      border-radius: 22px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.70);
    }
    .rating .score{
      display:flex;
      flex-direction:column;
      gap:4px;
    }
    .rating .score strong{
      font-size:22px;
      letter-spacing:-.6px;
    }
    .rating .score span{
      color:var(--muted);
      font-size:13px;
    }
    .stars{
      display:flex;
      gap:4px;
      align-items:center;
    }
    .star{
      width:20px;height:20px;
      display:inline-block;
      background: linear-gradient(135deg, var(--e), var(--a));
      clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
      box-shadow: 0 12px 30px rgba(255,45,85,.18);
    }

    .table-wrap{
      overflow:auto;
      border-radius: 18px;
      border: 1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.72);
    }

    table{
      width:100%;
      border-collapse:collapse;
      min-width: 760px;
    }
    th, td{
      text-align:left;
      padding: 12px 12px;
      border-bottom:1px solid rgba(20,26,35,.08);
      vertical-align:top;
      font-size:13px;
    }
    th{
      position:sticky;
      top:0;
      background: rgba(255,255,255,.92);
      z-index:1;
      color:#111827;
      font-weight:800;
      letter-spacing:-.2px;
    }
    tr:last-child td{ border-bottom:none; }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding: 6px 10px;
      border-radius:999px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.70);
      color: rgba(31,36,48,.90);
      font-size:12px;
      white-space:nowrap;
    }
    .tag.good{
      border-color: rgba(0,196,140,.25);
      background: rgba(0,196,140,.10);
      color: rgba(0,122,72,.95);
    }
    .tag.hot{
      border-color: rgba(255,45,85,.25);
      background: rgba(255,45,85,.10);
      color: rgba(190,18,54,.95);
    }

    .segmented{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
      justify-content:flex-end;
    }
    .pill{
      cursor:pointer;
      border-radius:999px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.70);
      padding: 8px 12px;
      font-size:13px;
      color: rgba(31,36,48,.90);
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
      user-select:none;
    }
    .pill:hover{
      transform: translateY(-1px);
      box-shadow: 0 16px 30px rgba(17,24,39,.10);
      border-color: rgba(108,44,255,.22);
    }
    .pill[aria-pressed="true"]{
      background: linear-gradient(135deg, rgba(255,45,85,.12), rgba(108,44,255,.12));
      border-color: rgba(108,44,255,.30);
      color:#1b1f2a;
      box-shadow: 0 18px 40px rgba(108,44,255,.12);
    }

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

    .accordion{
      border-radius: 22px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 12px 30px rgba(18,24,40,.06);
      overflow:hidden;
    }
    .acc-item{
      border-top:1px solid rgba(20,26,35,.08);
    }
    .acc-item:first-child{ border-top:none; }
    .acc-btn{
      width:100%;
      padding: 14px 14px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap: 12px;
      background: transparent;
      border:none;
      text-align:left;
      cursor:pointer;
      color: #111827;
      font-weight:800;
      letter-spacing:-.2px;
    }
    .acc-btn:focus{ outline:none; box-shadow: inset 0 0 0 3px var(--focus); }
    .acc-q{
      font-size:13.5px;
      line-height:1.5;
      flex:1;
      padding-right: 10px;
    }
    .chev{
      width:34px;height:34px;
      border-radius:14px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.72);
      flex:0 0 auto;
      display:grid; place-items:center;
      transition: transform .2s ease;
      margin-top: -2px;
    }
    .acc-item[data-open="true"] .chev{ transform: rotate(180deg); }
    .acc-panel{
      max-height:0;
      overflow:hidden;
      transition: max-height .25s ease;
    }
    .acc-panel .acc-inner{
      padding: 0 14px 14px;
      color: var(--muted);
      font-size: 13px;
      line-height:1.75;
    }

    .reviews{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }
    .review{
      border-radius: 24px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.72);
      padding: 16px;
      box-shadow: 0 12px 30px rgba(18,24,40,.06);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .review:hover{
      transform: translateY(-3px);
      box-shadow: 0 22px 50px rgba(18,24,40,.10);
      border-color: rgba(255,45,85,.22);
    }
    .review .top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 10px;
      margin-bottom: 10px;
    }
    .avatar{
      width:42px;height:42px;border-radius:16px;
      background: linear-gradient(135deg, rgba(0,163,255,.18), rgba(108,44,255,.14));
      border:1px solid rgba(20,26,35,.10);
      display:grid; place-items:center;
      font-weight:900;
      color: rgba(108,44,255,.95);
      flex:0 0 auto;
    }
    .who strong{
      display:block;
      font-size:13.5px;
      letter-spacing:-.2px;
    }
    .who span{
      display:block;
      margin-top:4px;
      font-size:12.5px;
      color: var(--muted);
    }
    .review p{
      margin:0;
      color: var(--muted);
      font-size:13px;
      line-height:1.75;
    }

    .cases{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }
    .case{
      border-radius: 24px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.72);
      padding: 16px;
      box-shadow: 0 12px 30px rgba(18,24,40,.06);
      overflow:hidden;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      position:relative;
    }
    .case:hover{
      transform: translateY(-3px);
      box-shadow: 0 22px 50px rgba(18,24,40,.10);
      border-color: rgba(0,163,255,.22);
    }
    .case .mark{
      position:absolute;
      right:-26px; top:-28px;
      width:90px; height:90px;
      border-radius: 28px;
      background: radial-gradient(circle at 30% 30%, rgba(0,163,255,.22), transparent 60%);
      border:1px solid rgba(0,163,255,.18);
      transform: rotate(12deg);
      opacity:.9;
      pointer-events:none;
    }
    .case > *{ position:relative; }
    .case .type{
      display:flex;
      gap:10px;
      align-items:center;
      margin-bottom: 10px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      padding: 7px 10px;
      border-radius: 999px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.70);
      font-size:12px;
      color: rgba(31,36,48,.92);
      white-space:nowrap;
    }
    .chip strong{ font-weight:900; }
    .case h3{
      margin: 6px 0 8px;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .case p{
      margin:0;
      color: var(--muted);
      font-size:13px;
      line-height:1.75;
    }

    .articles{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
    }
    .article-list{
      border-radius: 24px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.72);
      padding: 16px;
      box-shadow: 0 12px 30px rgba(18,24,40,.06);
    }
    .article-list .row{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:10px;
      padding: 12px 0;
      border-top:1px solid rgba(20,26,35,.08);
    }
    .article-list .row:first-child{ border-top:none; padding-top:0; }
    .article-list .row a{
      text-decoration:none;
      color: rgba(17,24,39,.96);
      font-weight:800;
      letter-spacing:-.2px;
      font-size:13.5px;
      line-height:1.45;
    }
    .article-list .row a:hover{ text-decoration:underline; }
    .article-list .row span{
      color: var(--muted);
      font-size:12.5px;
      white-space:nowrap;
      margin-top: 2px;
    }

    .tags-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .cloud-tag{
      border-radius: 999px;
      padding: 8px 12px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.70);
      font-size:13px;
      color: rgba(31,36,48,.90);
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
      cursor:pointer;
      user-select:none;
    }
    .cloud-tag:hover{
      transform: translateY(-2px);
      border-color: rgba(255,45,85,.22);
      background: rgba(255,255,255,.86);
    }

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

    .price-card{
      border-radius: 26px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.72);
      padding: 16px;
      box-shadow: 0 12px 30px rgba(18,24,40,.06);
      overflow:hidden;
      position:relative;
    }
    .price-card:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(520px 220px at 0% 0%, rgba(255,45,85,.16), transparent 60%),
        radial-gradient(420px 240px at 100% 10%, rgba(108,44,255,.16), transparent 55%);
      opacity:.7;
      pointer-events:none;
    }
    .price-card > *{ position:relative; }

    .price-card h3{
      margin:0 0 10px;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .price-card p{
      margin:0;
      color: var(--muted);
      font-size:13px;
      line-height:1.75;
    }

    .timeline{
      margin-top: 12px;
      display:flex;
      flex-direction:column;
      gap: 10px;
    }
    .time-item{
      display:flex;
      gap: 12px;
      align-items:flex-start;
      padding: 12px 12px;
      border-radius: 18px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.70);
    }
    .time-bullet{
      width:30px;height:30px;border-radius:12px;
      background: rgba(0,163,255,.12);
      border:1px solid rgba(0,163,255,.18);
      display:grid; place-items:center;
      color: rgba(0,113,196,.98);
      font-weight:900;
      flex:0 0 auto;
      margin-top: 1px;
    }
    .time-item strong{
      display:block;
      font-size:13.5px;
      letter-spacing:-.2px;
    }
    .time-item span{
      display:block;
      margin-top: 4px;
      color: var(--muted);
      font-size:12.8px;
      line-height:1.6;
    }

    form{
      display:grid;
      gap: 12px;
    }
    .form-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    label{
      display:flex;
      flex-direction:column;
      gap: 8px;
      font-size: 13px;
      color: rgba(31,36,48,.92);
      font-weight:800;
      letter-spacing:-.2px;
    }
    input, select, textarea{
      border-radius: 16px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.80);
      padding: 12px 12px;
      font-size: 14px;
      color: #111827;
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease, background .15s ease;
    }
    textarea{ min-height: 110px; resize: vertical; }
    input:focus, select:focus, textarea:focus{
      box-shadow: 0 0 0 4px var(--focus);
      border-color: rgba(108,44,255,.35);
      background: rgba(255,255,255,.92);
    }

    .form-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      justify-content:space-between;
      margin-top: 2px;
    }
    .form-hint{
      color: var(--muted);
      font-size: 12.5px;
      line-height:1.5;
      max-width: 46ch;
    }

    .form-card{
      border-radius: 26px;
      border: 1px solid rgba(20,26,35,.10);
      background:
        radial-gradient(740px 300px at 20% 0%, rgba(108,44,255,.16), transparent 60%),
        radial-gradient(680px 260px at 90% 10%, rgba(255,45,85,.14), transparent 55%),
        rgba(255,255,255,.68);
      padding: 16px;
      box-shadow: var(--shadow2);
      overflow:hidden;
    }

    .form-card .subgrid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      align-items:stretch;
    }

    .form-side{
      border-radius: 22px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.68);
      padding: 14px;
      display:flex;
      flex-direction:column;
      gap: 12px;
    }

    .form-side h3{
      margin: 0;
      font-size: 15px;
      letter-spacing:-.2px;
    }
    .form-side .side-list{
      margin:0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .form-side .side-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding: 10px 12px;
      border-radius: 18px;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(20,26,35,.08);
    }
    .badge-ic{
      width:26px;height:26px;border-radius:10px;
      display:grid; place-items:center;
      background: rgba(255,45,85,.10);
      border:1px solid rgba(255,45,85,.18);
      color: rgba(190,18,54,.98);
      font-weight:900;
      flex:0 0 auto;
      margin-top:1px;
      font-size:12px;
    }
    .form-side .side-list strong{
      display:block;
      font-size:13px;
      letter-spacing:-.2px;
    }
    .form-side .side-list span{
      display:block;
      margin-top:4px;
      color: var(--muted);
      font-size:12.5px;
      line-height:1.55;
    }

    .media-row{
      display:flex;
      gap: 12px;
      flex-wrap:wrap;
      align-items:stretch;
      margin-top: 12px;
    }
    .media{
      width: calc(50% - 6px);
      border-radius: 22px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.72);
      overflow:hidden;
      box-shadow: 0 12px 30px rgba(18,24,40,.06);
      position:relative;
    }
    .media img{
      width:100%;
      height:auto;
      display:block;
    }
    .media .cap{
      position:absolute;
      left:12px; bottom:12px;
      padding: 8px 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.86);
      border:1px solid rgba(20,26,35,.10);
      font-size:12.5px;
      color: rgba(31,36,48,.92);
      backdrop-filter: blur(8px);
      white-space:nowrap;
    }

    .floating-chat{
      position:fixed;
      right: 14px;
      bottom: 14px;
      z-index: 80;
      display:flex;
      flex-direction:column;
      gap: 10px;
      align-items:flex-end;
    }
    .chat-btn{
      width: 52px; height: 52px;
      border-radius: 18px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(18,24,40,.16);
      display:grid;
      place-items:center;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .chat-btn:hover{ transform: translateY(-2px); box-shadow: 0 26px 64px rgba(18,24,40,.22); }
    .chat-panel{
      width: 260px;
      border-radius: 22px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.86);
      backdrop-filter: blur(10px);
      box-shadow: 0 26px 64px rgba(18,24,40,.20);
      overflow:hidden;
      display:none;
    }
    .chat-panel.open{ display:block; }
    .chat-head{
      padding: 12px 12px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 10px;
      border-bottom:1px solid rgba(20,26,35,.08);
      background:
        radial-gradient(600px 200px at 10% 0%, rgba(255,45,85,.14), transparent 60%),
        radial-gradient(600px 200px at 90% 0%, rgba(108,44,255,.14), transparent 60%),
        rgba(255,255,255,.75);
    }
    .chat-head strong{
      font-size:13.5px;
      letter-spacing:-.2px;
    }
    .chat-close{
      width:34px;height:34px;border-radius:14px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.75);
      cursor:pointer;
      display:grid; place-items:center;
      transition: transform .15s ease;
    }
    .chat-close:hover{ transform: translateY(-1px); }
    .chat-body{
      padding: 12px;
      display:flex;
      gap: 12px;
      align-items:flex-start;
    }
    .qr{
      width: 92px;
      border-radius: 18px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.70);
      padding: 6px;
      flex:0 0 auto;
    }
    .qr img{ width:100%; height:auto; display:block; border-radius:12px; }
    .chat-copy{
      color: var(--muted);
      font-size: 12.8px;
      line-height:1.6;
      margin-top:2px;
    }
    .chat-links{
      margin-top: 10px;
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .chat-links a{
      text-decoration:none;
      font-size:13px;
      font-weight:800;
      color: rgba(31,36,48,.92);
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.78);
      padding: 10px 10px;
      border-radius: 16px;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
      text-align:center;
    }
    .chat-links a:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 44px rgba(18,24,40,.16);
      border-color: rgba(108,44,255,.25);
    }

    .footer{
      margin-top: 12px;
      padding: 24px 0 34px;
      border-top: 1px solid rgba(20,26,35,.08);
      background: rgba(255,255,255,.35);
    }

    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr 1fr 1fr;
      gap: 14px;
      align-items:start;
    }
    .footer-card{
      border-radius: 26px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.72);
      padding: 16px;
      box-shadow: 0 12px 30px rgba(18,24,40,.06);
    }
    .footer-card h3{
      margin:0 0 10px;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .footer-card p{
      margin:0;
      color: var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .footer-links{
      display:flex;
      flex-direction:column;
      gap:10px;
      margin-top: 10px;
    }
    .footer-links a{
      text-decoration:none;
      color: rgba(31,36,48,.92);
      font-size:13.5px;
      font-weight:800;
      letter-spacing:-.2px;
      padding: 10px 12px;
      border-radius: 16px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.70);
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .footer-links a:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 44px rgba(18,24,40,.16);
      border-color: rgba(255,45,85,.22);
    }

    .friend{
      display:flex;
      flex-direction:column;
      gap:10px;
      margin-top:10px;
    }
    .friend a{
      color: rgba(31,36,48,.92);
      font-weight:800;
      font-size:13px;
      text-decoration:none;
      padding: 10px 12px;
      border-radius: 16px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.70);
      transition: transform .15s ease;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .friend a:hover{ transform: translateY(-2px); }

    .copyright{
      margin-top: 14px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 12px;
      flex-wrap:wrap;
      color: var(--muted);
      font-size:12.5px;
    }

    .to-top{
      position:fixed;
      right: 14px;
      bottom: 78px;
      width: 44px; height: 44px;
      border-radius: 16px;
      border:1px solid rgba(20,26,35,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(18,24,40,.16);
      display:grid;
      place-items:center;
      cursor:pointer;
      z-index: 70;
      opacity:0;
      pointer-events:none;
      transform: translateY(6px);
      transition: opacity .2s ease, transform .2s ease;
    }
    .to-top.show{
      opacity:1;
      pointer-events:auto;
      transform: translateY(0);
    }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .5s ease, transform .5s ease;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{ grid-template-columns: 1fr; }
      .hero-panel{ min-height: auto; }
      .grid-3{ grid-template-columns: 1fr; }
      .steps{ grid-template-columns: repeat(2, 1fr); }
      .reviews{ grid-template-columns: 1fr; }
      .cases{ grid-template-columns: 1fr; }
      .articles{ grid-template-columns: 1fr; }
      .faq-grid{ grid-template-columns: 1fr; }
      .price-grid{ grid-template-columns: 1fr; }
      .form-card .subgrid{ grid-template-columns: 1fr; }
      .footer-grid{ grid-template-columns: 1fr; }
      .media{ width:100%; }
      .nav-links{ display:none; }
      .nav-cta .btn-ghost{ display:none; }
      .burger{ display:flex; }
      .mobile-drawer{ display:block; }
      nav{ justify-content:flex-end; }
    }

    @media (prefers-reduced-motion: reduce){
      *{ transition:none !important; scroll-behavior:auto !important; }
      .reveal{ opacity:1 !important; transform:none !important; }
    }