:root{color-scheme:dark;--bg: #0b0b0b;--text: #e5e7eb;--muted: #9ca3af;--border: #374151;--primary: #2563eb;--success: #16a34a;--warn: #ca8a04;--accent: #7e22ce}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji"}.container{max-width:1100px;margin:0 auto;padding:24px}.btn{padding:8px 12px;border-radius:6px;border:1px solid var(--border);background:#111827;color:var(--text);cursor:pointer}.btn.primary{background:var(--primary);border-color:var(--primary)}.btn.success{background:var(--success);border-color:var(--success)}.btn.warn{background:var(--warn);border-color:var(--warn)}.btn.accent{background:var(--accent);border-color:var(--accent)}.btn:disabled{opacity:.6;cursor:not-allowed}.card{border:1px solid var(--border);border-radius:8px;padding:12px;background:#0f1115}.row{display:flex;align-items:center;justify-content:space-between;gap:12px}.stack{display:flex;flex-direction:column;gap:6px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.muted{color:var(--muted)}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}.input{width:100%;padding:8px;border-radius:6px;border:1px solid var(--border);background:#0f1115;color:var(--text)}.section{margin-bottom:16px}