.bc-stage{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;min-height:180px;padding:16px;border:2px solid var(--line);border-radius:var(--radius);background:var(--paper-2);box-shadow:var(--shadow);overflow:auto}.bc-svg{max-width:100%;height:auto}.bc-placeholder{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;color:var(--muted);font-size:14px}.bc-placeholder .fas{font-size:40px;color:var(--line-soft)}.bc-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}.bc-color{width:100%;height:42px;padding:2px;border:2px solid var(--line-soft);border-radius:var(--radius-sm);background:var(--paper-2);cursor:pointer}.bc-options>summary{cursor:pointer;list-style:none}.bc-options>summary::-webkit-details-marker{display:none}.bc-options[open]>summary{margin-bottom:14px}.bc-working>summary{cursor:pointer;font-size:13px;font-weight:600;color:var(--accent)}.bc-working[open]>summary{margin-bottom:4px}.bc-mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere}.bc-link-btn{padding:0;border:0;background:none;color:inherit;font:inherit;font-weight:700;text-decoration:underline;text-underline-offset:2px;cursor:pointer}.bc-table td{white-space:normal;vertical-align:top}.bc-ok{color:#15803d}.bc-bad{color:#b42318}html[data-theme=dark] .bc-ok{color:#86efac}html[data-theme=dark] .bc-bad{color:#fca5a5}