body { font-family: system-ui, sans-serif; margin: 0; background: #0f172a; color: #e2e8f0; }
.container { max-width: 1100px; margin: 0 auto; padding: 24px; }
header { margin-bottom: 20px; }
.card { background: #111827; border: 1px solid #1f2937; border-radius: 12px; padding: 16px; margin-bottom: 16px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.row { display: flex; gap: 8px; align-items: center; }
input, textarea { width: 100%; padding: 8px; border-radius: 8px; border: 1px solid #334155; background: #0b1220; color: #e2e8f0; }
button { padding: 8px 12px; border-radius: 8px; border: none; background: #2563eb; color: white; cursor: pointer; }
button.danger { background: #dc2626; }
pre { background: #0b1220; padding: 8px; border-radius: 8px; overflow: auto; max-height: 300px; }
.muted { color: #94a3b8; font-size: 12px; }
textarea { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }