:root{--bg:#06080f;--surface:#0d1117;--surface2:#161b27;--surface3:#1f2638;--border:rgba(255,255,255,0.08);--text:#e2e8f0;--muted:#6b7280;--muted2:#9ca3af;--muted3:#cbd5e1;--accent:#3b82f6;--accent-dim:rgba(59,130,246,0.08);--green:#10b981;--green-dim:rgba(16,185,129,0.08);--danger:#f43f5e;--danger-dim:rgba(244,63,94,0.08);--warn:#f59e0b;--warn-dim:rgba(245,158,11,0.08);--mono:'Space Mono','SFMono-Regular',Consolas,monospace;--sans:'DM Sans','Inter','SF Pro Display',system-ui,sans-serif}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh}
a{color:inherit}
img{max-width:100%}
@media(max-width:860px){.lang-label{display:none}}
.bc{font-size:11px;color:var(--muted2);padding:14px 16px;max-width:900px;margin:0 auto;font-family:var(--mono)}
.bc a{color:var(--accent);text-decoration:none}
.bc-sep{margin:0 8px;color:var(--muted)}
.bc-cur{color:var(--text)}