:root{
      --brand:#f0b90b; /* Binance 黄 */
      --bg:#0b0f1a;
      --panel:#121828;
      --text:#e8edf2;
      --muted:#9aa5b1;
      --border:#1e2638;
      --ok:#16a34a;
    }
    *{box-sizing:border-box}
    html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.65}
    a{color:var(--brand);text-decoration:none}
    img{max-width:100%;display:block;border-radius:14px}
    .container{max-width:1200px;margin:0 auto;padding:16px}
    header{
      position:sticky;top:0;z-index:40;background:rgba(11,15,26,.8);
      backdrop-filter:blur(8px);border-bottom:1px solid var(--border)
    }
    .nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 16px}
	.nav h1{color:var(--brand);font-size:1.5em;}
    .logo{display:flex;align-items:center;gap:10px}
    .logo img{width:36px;height:36px;border-radius:8px}
    .logo h1{font-size:18px;margin:0;white-space:nowrap}
    .menu{display:flex;gap:14px;flex-wrap:wrap}
    .menu a{padding:8px 12px;border:1px solid transparent;border-radius:10px}
    .menu a:hover{border-color:var(--brand);background:rgba(240,185,11,.06)}
    .cta{display:flex;gap:10px;flex-wrap:wrap}
    .btn{display:inline-flex;align-items:center;gap:8px;border-radius:12px;padding:10px 14px;border:1px solid var(--border);background:var(--panel)}
    .btn-primary{background:var(--brand);color:#111827;border-color:transparent;font-weight:700}
    .btn:hover{transform:translateY(-1px)}
    /* 英雄区 */
    .hero{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center;padding:28px 0}
    .hero .card{background:linear-gradient(180deg,#121828 0%,#0d1322 100%);border:1px solid var(--border);border-radius:18px;padding:24px}
    .badges{display:flex;gap:10px;flex-wrap:wrap;margin:4px 0 10px}
    .badge{font-size:12px;color:#111827;background:var(--brand);padding:4px 8px;border-radius:999px}
    .kpis{display:flex;gap:20px;flex-wrap:wrap;margin-top:10px;color:var(--muted)}
    .kpis b{color:var(--text)}
    /* section */
    section{margin:36px 0}
    section .hd{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
    h2{font-size:22px;margin:0}
    .card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:16px}
    .grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .mute{color:var(--muted)}
    /* 滚动截图：CSS scroll-snap 更利于收录 */
    .snap{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:6px}
    .snap > figure{min-width:280px;scroll-snap-align:center;margin:0}
    .snap figcaption{font-size:12px;color:var(--muted);margin-top:6px}
    /* 下载 Tab */
    .tabs{display:flex;border-bottom:1px solid var(--border);gap:8px;flex-wrap:wrap}
    .tabs button{background:transparent;border:1px solid var(--border);color:var(--text);padding:8px 12px;border-radius:10px 10px 0 0}
    .tabs button[aria-selected="true"]{background:var(--brand);color:#111827;border-color:transparent;font-weight:700}
    .panel-hidden{display:none}
    .dl-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
    .feat li{margin:6px 0}
    .stars{color:var(--brand);letter-spacing:1px}
    /* 历史版本 */
    .version{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;padding:14px;border:1px solid var(--border);border-radius:12px;margin-bottom:10px;background:#0e1424}
    .version small{color:var(--muted)}
    .version-actions a{margin-left:8px}
    /* FAQ */
    details{background:#0e1424;border:1px solid var(--border);border-radius:12px;padding:12px;margin-bottom:10px}
    details summary{cursor:pointer;font-weight:700}
    /* 快讯 */
    .news li{display:flex;gap:10px;align-items:flex-start;border-bottom:1px dashed var(--border);padding:10px 0}
    .news time{font-size:12px;color:var(--muted);white-space:nowrap}
    .news strong{font-weight:700}
    /* 底部版权 */
    footer{border-top:1px solid var(--border);padding:20px 0;color:var(--muted);font-size:13px}
    /* 移动优化 */
    @media (max-width: 1024px){
      .hero{grid-template-columns:1fr}
      .dl-grid{grid-template-columns:1fr}
      .grid-3{grid-template-columns:1fr 1fr}
    }
    @media (max-width: 640px){
      .menu{display:none}
      .grid-2{grid-template-columns:1fr}
      .grid-3{grid-template-columns:1fr}
    }


/* 底部悬浮广告条 */
.sticky-ad{
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 9999;
  background: rgba(11,15,26,.92); /* 与站点风格统一 */
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--border);
  padding: 10px 0 calc(10px + env(safe-area-inset-bottom));
  box-shadow: 0 -8px 24px rgba(0,0,0,.25);
}
.sticky-ad .ad-inner{
  max-width: 1200px; margin: 0 auto; padding: 0 16px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.sticky-ad .ad-brand{
  display: flex; align-items: center; gap: 10px; min-width: 180px;
}
.sticky-ad .ad-logo{ width: 36px; height: 36px; border-radius: 8px; display:block }
.sticky-ad .ad-text{ flex: 1; color: var(--text); line-height: 1.4 }
.sticky-ad .ad-text b{ color: var(--brand) }
.sticky-ad .ad-actions{ display: flex; gap: 10px; flex-wrap: wrap }

/* 复用站内按钮，补充一个描边款 */
.btn-outline{
  background: transparent; color: var(--text);
  border: 1px solid var(--brand); border-radius: 12px; padding: 10px 14px;
}
.btn-outline:hover{ background: rgba(240,185,11,.08) }

/* 移动端排版：上下换行，按钮居中 */
@media (max-width: 640px){
  .sticky-ad .ad-inner{ flex-wrap: wrap; gap: 8px }
  .sticky-ad .ad-brand{ order: 1 }
  .sticky-ad .ad-text{ order: 2; width: 100%; font-size: 14px }
  .sticky-ad .ad-actions{ order: 3; width: 100%; justify-content: flex-end }
}