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transparent;color:var(--muted)}.bc-tab:hover{color:var(--text)}.bc-tab-active{background:var(--bg-3);color:var(--text);border-color:var(--line-strong);box-shadow:inset 0 -2px 0 var(--signal)}.bc-notice{font-family:var(--font-mono);font-size:12px;border:1px solid var(--line);background:var(--bg-1);padding:10px 12px;color:var(--muted);border-radius:var(--radius-sm)}h1,h2,h3{color:var(--text)}a{color:var(--text);text-decoration:underline;text-decoration-color:var(--line-strong);text-underline-offset:3px}a:hover{text-decoration-color:var(--signal)}.bc-shell{display:flex;height:100%;min-height:100%;background:var(--bg-0)}.bc-sidebar{width:220px;flex-shrink:0;display:flex;flex-direction:column;background:var(--bg-1);border-right:1px solid var(--line);padding:14px 10px}.bc-sidebar-brand{padding:6px 10px 16px;border-bottom:1px solid var(--line);margin-bottom:10px}.bc-sidebar-nav{display:flex;flex-direction:column;gap:2px;flex:1;min-height:0;overflow-y:auto}.bc-sidebar-foot{margin-top:auto;padding-top:10px;border-top:1px solid var(--line)}.bc-nav-item{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:7px 10px;border-radius:var(--radius-sm);color:var(--muted);text-decoration:none;border:1px solid transparent;background:transparent;cursor:pointer;font-size:13px;line-height:1.3;transition:background-color .12s ease,color .12s ease,border-color .12s 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24px}.bc-content-flush{flex:1;min-height:0;display:flex;flex-direction:column;padding:0}@media (max-width: 768px){.bc-shell{flex-direction:column}.bc-sidebar{width:100%;border-right:none;border-bottom:1px solid var(--line);padding:10px}.bc-sidebar-brand{padding:4px 8px 10px;margin-bottom:8px}.bc-sidebar-nav{flex-direction:row;overflow-x:auto;gap:4px}.bc-sidebar-foot,.bc-nav-hint{display:none}}