:root{--huazi-ink:#070707;--huazi-paper:#f2efe8;--huazi-muted:#a6a49c;--huazi-line:rgba(242,239,232,.14);--huazi-acid:#bfea45;--huazi-gold:#d8b56a}
.huazi-nav{box-sizing:border-box;position:fixed;top:0;left:0;right:0;z-index:999;height:48px;padding:0 clamp(1.25rem,4vw,3.5rem);display:flex;align-items:center;justify-content:space-between;gap:16px;background:rgba(0,0,0,.88);backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,.08);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif;white-space:nowrap}.huazi-brand{display:flex;align-items:center;gap:9px;color:var(--huazi-paper);text-decoration:none;font-size:15px;font-weight:700;letter-spacing:-.04em}.huazi-brand:before{content:'华';display:grid;place-items:center;width:24px;height:24px;flex-shrink:0;border-radius:8px;color:#070707;background:linear-gradient(135deg,var(--huazi-acid),var(--huazi-gold));font-size:13px;letter-spacing:0}.huazi-nav-links{display:flex;align-items:center;gap:20px;font-size:13px}.huazi-nav-links a,.huazi-nav-links summary{color:#a6a49c;text-decoration:none;cursor:pointer;min-height:44px;display:flex;align-items:center}.huazi-nav-links [aria-current=page],.huazi-nav-links a:hover{color:var(--huazi-paper)}.huazi-more{position:relative}.huazi-more summary{list-style:none}.huazi-more summary::-webkit-details-marker{display:none}.huazi-more-menu{position:absolute;top:100%;right:0;min-width:150px;border:1px solid var(--huazi-line);border-radius:8px;background:#111210;padding:8px}.huazi-more-menu a{padding:8px 12px}
.huazi-primary,.huazi-secondary{box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:12px 20px;border:1px solid transparent;border-radius:8px;font:700 14px/1.5 -apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif;text-decoration:none;text-align:center;cursor:pointer}.huazi-primary{background:linear-gradient(115deg,var(--huazi-acid),var(--huazi-gold));color:#070707}.huazi-secondary{background:rgba(255,255,255,.03);border-color:var(--huazi-line);color:var(--huazi-paper)}.huazi-kicker{display:block;color:var(--huazi-gold);font-size:12px;font-weight:700;letter-spacing:.1em;margin-bottom:16px}.huazi-dialog{box-sizing:border-box;width:min(440px,calc(100% - 32px));max-height:calc(100vh - 32px);max-height:calc(100dvh - 32px);overflow:auto;margin:auto;padding:28px;border:1px solid rgba(216,181,106,.35);border-radius:12px;background:#141611;color:var(--huazi-paper);font:16px/1.7 -apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif;box-shadow:0 24px 90px #0008}.huazi-dialog::backdrop{background:#000c}.huazi-close{position:absolute;right:12px;top:12px;width:44px;height:44px;background:none;border:1px solid var(--huazi-line);border-radius:6px;color:var(--huazi-paper);font-size:22px;cursor:pointer}.huazi-dialog h2{font:750 27px/1.3 -apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif;margin:0;padding-right:28px;letter-spacing:-.03em}.huazi-dialog p{font-size:14px;line-height:1.7;color:var(--huazi-muted);margin:14px 0 0}.huazi-dialog label{display:block;font-size:12px;margin:22px 0 8px;color:var(--huazi-muted)}.huazi-dialog input{box-sizing:border-box;width:100%;padding:12px;background:#0b0d09;border:1px solid var(--huazi-line);border-radius:6px;font:750 26px/1.5 sans-serif;letter-spacing:.03em;text-align:center;color:var(--huazi-gold);user-select:all}.huazi-dialog .huazi-copy{width:100%;margin-top:12px}.huazi-copy:disabled{opacity:.65}.huazi-copy-status{min-height:46px}.huazi-dialog ol{font-size:14px;color:var(--huazi-muted);padding-left:20px;margin:16px 0}.huazi-dialog li{margin:7px 0;list-style:decimal}.huazi-dialog-qr{text-align:center;border-top:1px solid var(--huazi-line);padding-top:16px;margin-top:20px}.huazi-dialog-qr img{display:block;margin:auto;width:100px;height:100px;padding:4px;background:white;border-radius:6px}.huazi-dialog-qr small{display:block;color:var(--huazi-muted);font-size:12px;margin-top:8px}.huazi-nav :focus-visible,.huazi-dialog :focus-visible,.huazi-primary:focus-visible,.huazi-secondary:focus-visible{outline:2px solid var(--huazi-acid);outline-offset:4px}
@media(max-width:600px){.huazi-nav{padding:0 16px;gap:12px}.huazi-brand{font-size:14px}.huazi-nav-links{gap:11px;font-size:11px}.huazi-dialog{padding:26px 22px}.huazi-dialog h2{font-size:25px}}
.huazi-sticky-wechat{position:fixed;left:16px;right:16px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:998;min-height:58px;border:0;border-radius:8px;background:linear-gradient(115deg,var(--huazi-acid),#d8b56a);color:#070707;font:800 15px/1.35 -apple-system,BlinkMacSystemFont,"PingFang SC",sans-serif;box-shadow:0 18px 50px rgba(0,0,0,.38);display:none;place-items:center}.huazi-sticky-wechat::after{content:'微信免费分享 · 无需购买会员';display:block;margin-top:2px;font-size:11px;font-weight:700;color:rgba(7,7,7,.62)}.huazi-sticky-wechat[hidden]{display:none!important}@media(max-width:700px){.huazi-sticky-wechat{display:grid}}

/* 2026-09-14: give the fixed WeChat CTA safer room above mobile browser/system UI. */
.huazi-sticky-wechat {
  bottom: max(14px, env(safe-area-inset-bottom));
  padding-bottom: max(8px, env(safe-area-inset-bottom));
}

@media (max-width: 700px) {
  .huazi-sticky-wechat {
    bottom: max(16px, env(safe-area-inset-bottom));
  }
}