.fc-tabs,.fc-dir{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.fc-tabs{margin:0 0 14px}
.fc-tabs button,.fc-dir button{min-height:44px;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--ink);font-size:14px;cursor:pointer;padding:0 10px}
.fc-tabs button[aria-selected=true],.fc-dir button[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:700}
#fc-text,#fc-raw{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:16px;font-weight:500;min-height:220px;white-space:pre;overflow-x:auto}
#fc-text{font-family:inherit;white-space:pre-wrap}
.fc-hint{font-size:13px;line-height:1.6;color:var(--sub);margin:-6px 0 12px}
.fc-hint code{background:var(--soft);border-radius:6px;padding:1px 5px;font-size:12px}
#fc-samples{margin:0 0 14px}
#fc-samples span,.fc-bar>span{font-size:13px;font-weight:600;color:var(--sub)}
.fc-bar{display:grid;gap:6px;margin:0 0 14px}
#fc-err{margin:0 0 10px;padding:12px 14px;border-radius:12px;background:#fef2f2;color:#991b1b;font-size:14px;font-weight:600}
#fc-err pre{margin:8px 0 0;font:12px/1.5 ui-monospace,Menlo,monospace;white-space:pre;overflow-x:auto;font-weight:400}
#fc-out{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;margin:0 0 14px;min-height:160px;display:flex;align-items:center;justify-content:center;overflow:hidden}
#fc-out svg{display:block;max-width:100%;height:auto}
#fc-out p{color:#6b7280;font-size:14px;margin:0;text-align:center}
#fc-out.stale svg{opacity:.35}