:root{
      --bg0:#f6fbff;
      --bg1:#f3f7ff;
      --card:#ffffff;
      --text:#101828;
      --muted:#5b6b80;
      --muted2:#7a879b;
      --line:rgba(16,24,40,.10);
      --line2:rgba(16,24,40,.14);
      --shadow: 0 12px 40px rgba(10,40,90,.10);
      --shadow2: 0 10px 25px rgba(10,40,90,.10);
      --brand1:#00b3ff;
      --brand2:#00d5c8;
      --brand3:#3b82f6;
      --brand4:#2dd4bf;
      --accent:#0ea5e9;
      --accent2:#14b8a6;
      --accent3:#6366f1;
      --danger:#ef4444;
      --ok:#16a34a;
      --radius:18px;
      --radius2:22px;
      --focus:rgba(14,165,233,.22);
      --container: 1120px;
    }

    *{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","Helvetica Neue", Arial, "Apple Color Emoji","Segoe UI Emoji";
      color:var(--text);
      background:
        radial-gradient(1200px 600px at 20% -10%, rgba(0,179,255,.18), transparent 55%),
        radial-gradient(900px 520px at 85% 10%, rgba(20,184,166,.14), transparent 58%),
        linear-gradient(180deg, var(--bg0), var(--bg1));
      overflow-x:hidden;
    }

    a{color:inherit; text-decoration:none}
    a:hover{opacity:.92}
    .container{
      width: min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }

    .topbar{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:saturate(140%) blur(10px);
      background: rgba(246,251,255,.72);
      border-bottom:1px solid rgba(16,24,40,.08);
    }
    .topbar-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:12px 0;
    }

    .brand{
      display:flex; align-items:center; gap:12px; min-width:180px;
    }
    .ai-page-logo{
      width:46px; height:46px; border-radius:14px;
      box-shadow: 0 10px 25px rgba(14,165,233,.18);
      background: #fff;
      border:1px solid rgba(16,24,40,.08);
      object-fit:contain;
    }
    .brand-text{
      display:flex; flex-direction:column; line-height:1.15;
    }
    .brand-text strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .brand-text span{
      font-size:12px;
      color:var(--muted);
    }

    .nav{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:nowrap;
      overflow:hidden;
    }
    .nav a.nav-link{
      font-size:13px;
      color:var(--muted);
      padding:8px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition: background .2s ease, border-color .2s ease, color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav a.nav-link:hover{
      background: rgba(14,165,233,.08);
      border-color: rgba(14,165,233,.20);
      color:#0b3b67;
      transform: translateY(-1px);
    }

    .nav-cta{
      display:flex; align-items:center; gap:10px; justify-content:flex-end;
      min-width:280px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:12px 14px;
      border-radius:14px;
      border:1px solid transparent;
      font-weight:650;
      font-size:14px;
      cursor:pointer;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, opacity .2s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow:0 0 0 4px var(--focus)}
    .btn-primary{
      color:#fff;
      background: linear-gradient(135deg, var(--brand1), var(--brand2));
      box-shadow: 0 14px 35px rgba(0,179,255,.22);
    }
    .btn-primary:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 45px rgba(0,179,255,.28);
    }
    .btn-ghost{
      color:#0b3b67;
      background: rgba(255,255,255,.72);
      border-color: rgba(16,24,40,.10);
    }
    .btn-ghost:hover{
      transform: translateY(-2px);
      border-color: rgba(14,165,233,.26);
      background: rgba(255,255,255,.92);
      box-shadow: 0 14px 30px rgba(10,40,90,.10);
    }

    .nav-toggle{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.7);
      align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .2s ease, background .2s ease, border-color .2s ease;
    }
    .nav-toggle:hover{transform: translateY(-1px); border-color: rgba(14,165,233,.26); background: rgba(255,255,255,.92)}
    .burger{
      width:18px; height:14px; position:relative;
    }
    .burger span{
      position:absolute; left:0; right:0;
      height:2px; border-radius:2px; background: #0b3b67;
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .burger span:nth-child(1){top:1px}
    .burger span:nth-child(2){top:6px}
    .burger span:nth-child(3){top:11px}

    .nav-open .burger span:nth-child(1){top:6px; transform: rotate(45deg)}
    .nav-open .burger span:nth-child(2){opacity:0}
    .nav-open .burger span:nth-child(3){top:6px; transform: rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding:10px 0 16px;
    }
    .mobile-panel .mobile-links{
      display:grid; gap:10px;
      grid-template-columns:1fr 1fr;
    }
    .mobile-panel a{
      padding:10px 12px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.75);
      border-radius:14px;
      color:#0b3b67;
      font-weight:600;
      font-size:13px;
    }
    .mobile-panel a:hover{
      border-color: rgba(14,165,233,.26);
      background: rgba(255,255,255,.98);
    }

    header.hero{
      padding:30px 0 10px;
    }

    .hero-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:18px;
      align-items:stretch;
    }

    .hero-card{
      position:relative;
      background: linear-gradient(180deg, rgba(255,255,255,.84), rgba(255,255,255,.64));
      border:1px solid rgba(16,24,40,.10);
      border-radius: var(--radius2);
      box-shadow: var(--shadow);
      overflow:hidden;
      padding:26px;
      min-height:360px;
    }
    .hero-card:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(600px 240px at 15% 12%, rgba(0,179,255,.28), transparent 60%),
        radial-gradient(520px 220px at 85% 10%, rgba(20,184,166,.22), transparent 60%),
        radial-gradient(700px 380px at 60% 105%, rgba(99,102,241,.10), transparent 60%);
      pointer-events:none;
      opacity:.95;
    }
    .hero-inner{
      position:relative;
      display:flex;
      flex-direction:column;
      gap:16px;
      height:100%;
    }

    .hero-kicker{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .chip{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.62);
      color:#0b3b67;
      font-weight:650;
      font-size:12px;
    }
    .dot{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--brand1), var(--brand2));
      box-shadow: 0 10px 20px rgba(0,179,255,.22);
    }

    h1{
      margin:0;
      font-size:34px;
      letter-spacing:-.6px;
      line-height:1.1;
    }
    .hero-lead{
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.7;
      max-width:62ch;
    }

    .hero-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      margin-top:2px;
    }

    .hero-mini{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:12px;
      margin-top:auto;
    }
    .stat{
      border-radius:16px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.70);
      padding:12px 12px;
      display:flex; flex-direction:column; gap:6px;
      transition: transform .25s ease, box-shadow .25s ease;
    }
    .stat:hover{
      transform: translateY(-2px);
      box-shadow: 0 14px 35px rgba(10,40,90,.10);
    }
    .stat strong{
      font-size:16px; letter-spacing:-.2px;
    }
    .stat span{
      font-size:12px; color:var(--muted);
      line-height:1.3;
    }

    .hero-side{
      background: rgba(255,255,255,.70);
      border:1px solid rgba(16,24,40,.10);
      border-radius: var(--radius2);
      box-shadow: var(--shadow2);
      padding:18px;
      overflow:hidden;
      position:relative;
      display:flex;
      flex-direction:column;
      gap:12px;
      min-height:360px;
    }
    .hero-side:before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        conic-gradient(from 220deg, rgba(0,179,255,.22), rgba(20,184,166,.18), rgba(99,102,241,.10), rgba(0,179,255,.22));
      opacity:.22;
      filter: blur(0px);
      pointer-events:none;
    }
    .side-inner{position:relative; display:flex; flex-direction:column; gap:12px; height:100%}
    .side-title{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .side-title h2{
      margin:0;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .side-title p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }

    .model-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-top:2px;
    }
    .model-pill{
      border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.75);
      padding:10px 10px;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
    }
    .model-pill:hover{
      transform: translateY(-2px);
      border-color: rgba(14,165,233,.26);
      background: rgba(255,255,255,.95);
    }
    .model-pill strong{
      font-size:13px;
    }
    .badge{
      font-size:12px;
      color:#0b3b67;
      font-weight:750;
      padding:6px 9px;
      border-radius:999px;
      background: linear-gradient(135deg, rgba(0,179,255,.18), rgba(20,184,166,.16));
      border:1px solid rgba(14,165,233,.22);
      white-space:nowrap;
    }

    .side-divider{
      height:1px; width:100%;
      background: rgba(16,24,40,.10);
      margin:6px 0 2px;
    }
    .side-contact{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      margin-top:auto;
    }
    .contact-left{
      display:flex; flex-direction:column; gap:6px;
    }
    .contact-left .meta{
      font-size:12px; color:var(--muted);
      line-height:1.5;
    }

    .mini-link{
      display:inline-flex; align-items:center; gap:8px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.78);
      font-weight:700;
      font-size:13px;
      color:#0b3b67;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
    }
    .mini-link:hover{
      transform: translateY(-2px);
      border-color: rgba(14,165,233,.26);
      background: rgba(255,255,255,.98);
    }

    section{
      padding:22px 0;
    }

    .section-title{
      display:flex; align-items:flex-end; justify-content:space-between; gap:14px;
      margin-bottom:14px;
    }
    .section-title h2{
      margin:0;
      font-size:22px;
      letter-spacing:-.35px;
    }
    .section-title p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      max-width:56ch;
    }

    .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{
      background: rgba(255,255,255,.74);
      border:1px solid rgba(16,24,40,.10);
      border-radius: var(--radius);
      padding:16px;
      box-shadow: 0 10px 25px rgba(10,40,90,.06);
      transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-3px);
      box-shadow: 0 18px 45px rgba(10,40,90,.10);
      border-color: rgba(14,165,233,.22);
    }
    .card h3{
      margin:0;
      font-size:15px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .icon{
      width:42px; height:42px; border-radius:16px;
      border:1px solid rgba(16,24,40,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.55));
      display:flex; align-items:center; justify-content:center;
      margin-bottom:10px;
    }
    .icon svg{width:20px; height:20px; color:#0ea5e9}

    .list{
      margin:10px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .list li{
      display:flex; gap:10px; align-items:flex-start;
      padding:10px 10px;
      background: rgba(255,255,255,.66);
      border:1px solid rgba(16,24,40,.08);
      border-radius:14px;
    }
    .check{
      width:22px; height:22px; border-radius:8px;
      background: linear-gradient(135deg, rgba(0,179,255,.18), rgba(20,184,166,.14));
      border:1px solid rgba(14,165,233,.22);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:1px;
    }
    .check svg{width:14px; height:14px; color:#0ea5e9}

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:12px;
    }
    .step{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(16,24,40,.10);
      border-radius: 18px;
      padding:14px;
      position:relative;
      overflow:hidden;
    }
    .step:before{
      content:"";
      position:absolute;
      top:-40px; right:-40px;
      width:110px; height:110px;
      background: radial-gradient(circle at 30% 30%, rgba(0,179,255,.22), transparent 60%);
      border-radius:50%;
      pointer-events:none;
      opacity:.9;
    }
    .step .num{
      width:36px; height:36px; border-radius:14px;
      background: linear-gradient(135deg, rgba(0,179,255,.18), rgba(20,184,166,.14));
      border:1px solid rgba(14,165,233,.22);
      display:flex; align-items:center; justify-content:center;
      font-weight:850;
      color:#0b3b67;
      position:relative;
    }
    .step h3{margin:10px 0 0; font-size:14px; letter-spacing:-.2px; position:relative}
    .step p{margin:7px 0 0; color:var(--muted); font-size:13px; line-height:1.7; position:relative}

    .compare-wrap{
      background: rgba(255,255,255,.65);
      border:1px solid rgba(16,24,40,.10);
      border-radius: var(--radius2);
      padding:14px;
      box-shadow: 0 12px 40px rgba(10,40,90,.06);
    }
    .table-scroll{
      overflow:auto;
      border-radius: 14px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.78);
    }
    table{
      width:100%;
      border-collapse:collapse;
      min-width:760px;
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(16,24,40,.08);
      font-size:13px;
      vertical-align:top;
    }
    th{
      text-align:left;
      background: linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,255,255,.72));
      color:#0b3b67;
      font-weight:900;
      letter-spacing:-.1px;
    }
    td{
      color:var(--muted);
      line-height:1.65;
    }
    tr:last-child td{border-bottom:none}
    .cell-strong{color: #0b3b67; font-weight:800}
    .ok-pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(14,165,233,.22);
      background: linear-gradient(135deg, rgba(0,179,255,.18), rgba(20,184,166,.14));
      color:#0b3b67;
      font-weight:850;
      white-space:nowrap;
    }
    .muted-pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.75);
      color:#5b6b80;
      font-weight:850;
      white-space:nowrap;
    }

    .pricing{
      display:grid; grid-template-columns: 1.05fr .95fr; gap:14px; align-items:stretch;
    }
    .price-card{
      background: rgba(255,255,255,.74);
      border:1px solid rgba(16,24,40,.10);
      border-radius: var(--radius2);
      padding:16px;
      box-shadow: 0 12px 40px rgba(10,40,90,.06);
      position:relative;
      overflow:hidden;
    }
    .price-card:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(520px 250px at 0% 0%, rgba(0,179,255,.18), transparent 58%),
        radial-gradient(520px 250px at 100% 0%, rgba(20,184,166,.14), transparent 58%),
        radial-gradient(620px 300px at 30% 120%, rgba(99,102,241,.10), transparent 60%);
      pointer-events:none;
      opacity:.9;
    }
    .price-inner{position:relative; display:flex; flex-direction:column; gap:10px; height:100%}
    .price-head{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .price-head h3{margin:0; font-size:16px}
    .price-head p{margin:6px 0 0; color:var(--muted); font-size:13px; line-height:1.7}
    .price-metrics{
      display:grid; grid-template-columns: repeat(3, 1fr);
      gap:10px;
      margin-top:2px;
    }
    .metric{
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.76);
      border-radius: 16px;
      padding:12px 12px;
    }
    .metric strong{display:block; font-size:16px; letter-spacing:-.2px}
    .metric span{display:block; color:var(--muted); font-size:12px; line-height:1.4; margin-top:6px}

    .token-list{
      display:grid; gap:10px;
      margin-top:4px;
    }
    .token-row{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      padding:12px;
      border-radius: 16px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.78);
    }
    .token-row strong{
      font-size:13px; letter-spacing:-.1px;
    }
    .token-row span{
      display:block; margin-top:6px;
      font-size:12px; color:var(--muted); line-height:1.5;
    }

    .cards-2col{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }

    .timeline{
      display:grid;
      gap:12px;
    }
    .event{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px;
      border:1px solid rgba(16,24,40,.10);
      border-radius: 18px;
      background: rgba(255,255,255,.74);
    }
    .event .t{
      width:110px;
      flex:0 0 auto;
      font-weight:900;
      color:#0b3b67;
      font-size:13px;
      padding-top:4px;
    }
    .event .b{
      flex:1;
    }
    .event .b strong{display:block; font-size:14px}
    .event .b span{display:block; margin-top:6px; color:var(--muted); font-size:13px; line-height:1.7}

    .section-ornament{
      height:1px; background: rgba(16,24,40,.08); margin:16px 0 0;
    }

    .reviews{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .review{
      border-radius: var(--radius2);
      padding:16px;
      background: rgba(255,255,255,.74);
      border:1px solid rgba(16,24,40,.10);
      box-shadow: 0 12px 40px rgba(10,40,90,.06);
      display:flex;
      flex-direction:column;
      gap:10px;
      min-height:210px;
      transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    }
    .review:hover{
      transform: translateY(-3px);
      box-shadow: 0 18px 45px rgba(10,40,90,.10);
      border-color: rgba(14,165,233,.22);
    }
    .review .head{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .avatar{
      width:42px; height:42px; border-radius:16px;
      border:1px solid rgba(16,24,40,.10);
      background: linear-gradient(135deg, rgba(0,179,255,.18), rgba(20,184,166,.14));
      display:flex; align-items:center; justify-content:center;
      color:#0b3b67;
      font-weight:950;
    }
    .rating{
      display:flex; gap:4px; align-items:center;
      color:#0b3b67;
      font-weight:900;
      font-size:13px;
      white-space:nowrap;
    }
    .star{
      width:14px; height:14px;
      color:#0ea5e9;
    }
    blockquote{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
    }
    .who{
      margin-top:auto;
      display:flex;
      flex-direction:column;
      gap:3px;
      color:#0b3b67;
      font-weight:900;
      font-size:13px;
    }
    .who span{
      color:var(--muted);
      font-weight:650;
      font-size:12px;
      line-height:1.4;
    }

    .cases{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:stretch;
    }
    .case-gallery{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .case-item{
      border-radius: var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.72);
      overflow:hidden;
      box-shadow: 0 12px 40px rgba(10,40,90,.06);
      transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
      display:flex; flex-direction:column;
      min-height:220px;
    }
    .case-item:hover{
      transform: translateY(-3px);
      box-shadow: 0 18px 45px rgba(10,40,90,.10);
      border-color: rgba(14,165,233,.22);
    }
    .case-media{
      padding:12px;
    }
    .case-media .imgbox{
      border-radius: 18px;
      overflow:hidden;
      border:1px solid rgba(16,24,40,.10);
      background: linear-gradient(135deg, rgba(0,179,255,.10), rgba(20,184,166,.08));
    }
    .case-media img{
      display:block;
      width:100%;
      height:auto;
      object-fit:contain;
    }
    .case-body{
      padding:0 14px 14px;
      display:flex; flex-direction:column; gap:8px;
    }
    .case-body strong{font-size:14px; letter-spacing:-.1px}
    .case-body span{font-size:12px; color:var(--muted); line-height:1.6}

    .case-side{
      border-radius: var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.74);
      box-shadow: 0 12px 40px rgba(10,40,90,.06);
      padding:16px;
      display:flex; flex-direction:column; gap:12px;
      overflow:hidden;
      position:relative;
    }
    .case-side:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(520px 240px at 20% 0%, rgba(0,179,255,.20), transparent 58%),
        radial-gradient(520px 240px at 90% 30%, rgba(20,184,166,.16), transparent 60%);
      opacity:.75;
      pointer-events:none;
    }
    .case-side .inner{position:relative; display:flex; flex-direction:column; gap:12px; height:100%}
    .case-side h3{margin:0; font-size:16px; letter-spacing:-.2px}
    .case-side p{margin:0; color:var(--muted); font-size:13px; line-height:1.75}
    .case-tags{
      display:flex; flex-wrap:wrap; gap:8px;
      margin-top:4px;
    }
    .tag{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.80);
      color:#0b3b67;
      font-size:12px;
      font-weight:800;
    }

    .articles{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .article-list{
      border-radius: var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.74);
      box-shadow: 0 12px 40px rgba(10,40,90,.06);
      padding:16px;
    }
    .article-list ul{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .article-item{
      padding:12px;
      border-radius: 18px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.80);
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
    }
    .article-item:hover{
      transform: translateY(-2px);
      border-color: rgba(14,165,233,.26);
      background: rgba(255,255,255,.98);
    }
    .article-item strong{
      display:block;
      font-size:13px;
      letter-spacing:-.1px;
      line-height:1.4;
    }
    .article-item span{
      display:block;
      margin-top:6px;
      color:var(--muted);
      font-size:12px;
      line-height:1.5;
    }
    .article-item a{
      flex:0 0 auto;
      font-weight:900;
      color:#0b3b67;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.82);
      white-space:nowrap;
    }

    .form-wrap{
      border-radius: var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.76);
      box-shadow: 0 12px 40px rgba(10,40,90,.06);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .form-wrap:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(520px 240px at 20% 0%, rgba(0,179,255,.18), transparent 58%),
        radial-gradient(520px 240px at 90% 20%, rgba(20,184,166,.14), transparent 60%);
      opacity:.75;
      pointer-events:none;
    }
    .form-inner{position:relative; display:grid; grid-template-columns: 1fr 1fr; gap:12px; align-items:start}
    .form-left{
      padding-right:4px;
    }
    .form-left h3{margin:0; font-size:16px}
    .form-left p{margin:8px 0 0; color:var(--muted); font-size:13px; line-height:1.75}
    .form-hints{
      margin-top:12px;
      display:grid; gap:10px;
    }
    .hint{
      padding:12px;
      border-radius: 18px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.80);
    }
    .hint strong{display:block; font-size:13px; letter-spacing:-.1px}
    .hint span{display:block; margin-top:6px; color:var(--muted); font-size:12px; line-height:1.6}

    form{
      display:grid; gap:10px;
    }
    label{font-size:12px; color:var(--muted); font-weight:750}
    .field{
      display:flex; flex-direction:column; gap:8px;
    }
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.14);
      background: rgba(255,255,255,.92);
      color:var(--text);
      font-size:14px;
      outline:none;
      transition: box-shadow .2s ease, border-color .2s ease;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(14,165,233,.42);
      box-shadow: 0 0 0 4px rgba(14,165,233,.16);
    }
    .form-actions{
      display:flex; gap:10px; align-items:center; justify-content:flex-start; flex-wrap:wrap;
      margin-top:2px;
    }
    .notice{
      color:var(--muted2);
      font-size:12px;
      line-height:1.5;
    }

    .faq{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    details.faq-item{
      background: rgba(255,255,255,.74);
      border:1px solid rgba(16,24,40,.10);
      border-radius: 18px;
      padding:12px 14px;
      box-shadow: 0 12px 40px rgba(10,40,90,.05);
      transition: border-color .2s ease, transform .2s ease, background .2s ease;
    }
    details.faq-item[open]{
      border-color: rgba(14,165,233,.26);
      background: rgba(255,255,255,.94);
    }
    summary{
      cursor:pointer;
      list-style:none;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      font-weight:900;
      color:#0b3b67;
      font-size:14px;
      outline:none;
    }
    summary::-webkit-details-marker{display:none}
    .faq-answer{
      margin-top:10px;
      color:var(--muted);
      font-size:13px;
      line-height:1.85;
      padding-right:6px;
    }
    .chev{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.82);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .2s ease;
    }
    details[open] .chev{transform: rotate(180deg)}
    .chev svg{width:16px; height:16px; color:#0ea5e9}

    .tagcloud{
      display:flex; flex-wrap:wrap; gap:10px;
      padding:14px;
      border-radius: var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.74);
      box-shadow: 0 12px 40px rgba(10,40,90,.06);
    }
    .tagcloud .t{
      padding:10px 12px;
      border-radius: 999px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.86);
      font-weight:900;
      font-size:13px;
      color:#0b3b67;
      cursor:pointer;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
      user-select:none;
    }
    .tagcloud .t:hover{
      transform: translateY(-2px);
      border-color: rgba(14,165,233,.26);
      background: rgba(255,255,255,.98);
    }

    .float-customer{
      position:fixed;
      right:16px;
      bottom:18px;
      z-index:60;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-q{
      display:flex; gap:10px; align-items:center;
      padding:10px 12px;
      border-radius: 18px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 18px 45px rgba(10,40,90,.14);
      cursor:pointer;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
      max-width:210px;
    }
    .float-q:hover{transform: translateY(-3px); border-color: rgba(14,165,233,.26); background: rgba(255,255,255,.98)}
    .float-q .qicon{
      width:40px; height:40px;
      border-radius:16px;
      background: linear-gradient(135deg, rgba(0,179,255,.18), rgba(20,184,166,.14));
      border:1px solid rgba(14,165,233,.22);
      display:flex; align-items:center; justify-content:center;
      color:#0b3b67;
      font-weight:950;
      flex:0 0 auto;
    }
    .float-q .qtext{
      display:flex; flex-direction:column; gap:2px;
      min-width:0;
    }
    .float-q .qtext strong{
      font-size:13px; letter-spacing:-.1px;
      line-height:1.2;
    }
    .float-q .qtext span{
      font-size:12px;
      color:var(--muted);
      line-height:1.4;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }

    .qr-pop{
      position:absolute;
      right:0;
      bottom:64px;
      width:260px;
      padding:12px;
      border-radius: 22px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.92);
      box-shadow: 0 22px 60px rgba(10,40,90,.20);
      transform-origin: 90% 100%;
      transform: scale(.98);
      opacity:0;
      pointer-events:none;
      transition: opacity .18s ease, transform .18s ease;
    }
    .qr-pop.show{
      opacity:1;
      transform: scale(1);
      pointer-events:auto;
    }
    .qr-head{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .qr-head strong{font-size:13px; letter-spacing:-.1px}
    .qr-close{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.86);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
    }
    .qr-close:hover{transform: translateY(-2px); border-color: rgba(14,165,233,.26); background: rgba(255,255,255,.98)}
    .qr-close svg{width:16px; height:16px; color:#0ea5e9}
    .qr-body{
      display:flex; flex-direction:column; gap:10px; align-items:flex-start;
    }
    .qr-body img{
      width:100%;
      height:auto;
      display:block;
      border-radius: 18px;
      border:1px solid rgba(16,24,40,.10);
      background: #fff;
    }
    .qr-body .s{
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
    }

    footer{
      padding:18px 0 26px;
      background: linear-gradient(180deg, rgba(255,255,255,.0), rgba(255,255,255,.55));
      border-top:1px solid rgba(16,24,40,.08);
      margin-top:18px;
    }
    .footer-wrap{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
      align-items:start;
    }
    .foot-card{
      border-radius: var(--radius2);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.75);
      box-shadow: 0 12px 40px rgba(10,40,90,.06);
      padding:16px;
    }
    .foot-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
    }
    .foot-left{
      display:flex; gap:12px; align-items:flex-start;
    }
    .foot-left .ficon{
      width:46px; height:46px; border-radius:18px;
      border:1px solid rgba(16,24,40,.10);
      background: linear-gradient(135deg, rgba(0,179,255,.18), rgba(20,184,166,.14));
      display:flex; align-items:center; justify-content:center;
      color:#0b3b67; font-weight:950;
      flex:0 0 auto;
    }
    .foot-left strong{display:block; font-size:15px; letter-spacing:-.2px}
    .foot-left span{display:block; margin-top:6px; color:var(--muted); font-size:13px; line-height:1.7}
    .foot-actions{
      display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end;
    }

    .friend{
      margin-top:12px;
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .friend a{
      padding:9px 12px;
      border-radius: 999px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.86);
      font-weight:850;
      font-size:12px;
      color:#0b3b67;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
      white-space:nowrap;
    }
    .friend a:hover{transform: translateY(-2px); border-color: rgba(14,165,233,.26); background: rgba(255,255,255,.98)}
    .foot-right ul{
      margin:0; padding:0; list-style:none; display:grid; gap:10px;
    }
    .foot-right li{
      padding:12px;
      border-radius: 18px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.80);
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .copy{
      margin-top:12px;
      color:var(--muted2);
      font-size:12px;
      text-align:center;
    }

    .sr-only{
      position:absolute;
      width:1px; height:1px;
      padding:0; margin:-1px;
      overflow:hidden; clip:rect(0,0,0,0);
      white-space:nowrap; border:0;
    }

    .reveal{
      opacity:0;
      transform: translateY(14px);
      transition: opacity .55s ease, transform .55s ease;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }

    .backtop{
      position:fixed;
      left:16px;
      bottom:18px;
      z-index:60;
      width:46px; height:46px;
      border-radius:18px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 18px 45px rgba(10,40,90,.14);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease, opacity .2s ease;
      opacity:0;
      pointer-events:none;
    }
    .backtop.show{opacity:1; pointer-events:auto}
    .backtop:hover{transform: translateY(-3px)}
    .backtop svg{width:18px; height:18px; color:#0ea5e9}

    .anchor{
      scroll-margin-top:88px;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .hero-card, .hero-side{min-height:auto}
      .nav{display:none}
      .nav-toggle{display:flex}
      .mobile-panel{display:block}
      .nav-cta{min-width:auto}
      .hero-mini{grid-template-columns: 1fr; }
      .grid-3{grid-template-columns: 1fr}
      .grid-2{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr 1fr}
      .pricing{grid-template-columns: 1fr}
      .cards-2col{grid-template-columns: 1fr}
      .reviews{grid-template-columns: 1fr}
      .cases{grid-template-columns: 1fr}
      .case-gallery{grid-template-columns: 1fr}
      .articles{grid-template-columns: 1fr}
      .form-inner{grid-template-columns: 1fr}
      .footer-wrap{grid-template-columns: 1fr}
      .float-customer{right:12px; bottom:14px}
      .backtop{left:12px; bottom:14px}
    }
    @media (max-width: 520px){
      h1{font-size:28px}
      .hero-card{padding:18px}
      .hero-side{padding:14px}
      .topbar-inner{padding:10px 0}
      .steps{grid-template-columns: 1fr}
      .mobile-panel .mobile-links{grid-template-columns:1fr}
      .nav-cta .btn-ghost{display:none}
      .hero-actions .btn-ghost{display:none}
    }