/* Speech Frequency Spectrogram — tool-specific overrides only. Live mic FFT → scrolling canvas. */

.sfs-warn {
  max-width: 760px; margin: var(--space-md) auto 0;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border); border-left: 4px solid var(--color-secondary);
  border-radius: var(--radius-sm); background: rgba(0, 255, 65, 0.04);
  color: var(--color-text-dim); font-size: 0.9rem; line-height: 1.55; text-align: left;
}
.sfs-warn strong { color: var(--color-text); }

.sfs-controls { display: flex; flex-wrap: wrap; gap: var(--space-md); }
.sfs-field { flex: 1 1 240px; min-width: 200px; }
.sfs-select {
  width: 100%; margin-top: 6px; padding: 10px 12px; background: var(--color-bg); color: var(--color-text);
  border: 1px solid var(--color-border); border-radius: var(--radius-sm); font-family: var(--font-mono); font-size: 0.95rem;
}
.sfs-select:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 2px rgba(0, 255, 65, 0.18); }

.sfs-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-md); margin-top: var(--space-md); }
.sfs-mic { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 0.85rem; color: var(--color-secondary); }
.sfs-mic__dot { width: 10px; height: 10px; border-radius: 50%; background: var(--color-error, #ff1744); box-shadow: 0 0 8px rgba(255, 23, 68, 0.7); animation: sfs-pulse 1.1s ease-in-out infinite; }
@keyframes sfs-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }
@media (prefers-reduced-motion: reduce) { .sfs-mic__dot { animation: none; } }

.sfs-status {
  margin-top: var(--space-md); padding: 8px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--color-border); background: var(--color-surface-2, rgba(255,255,255,0.03));
  font-family: var(--font-mono); font-size: 0.85rem; color: var(--color-text-dim); min-height: 1.2em;
}

.sfs-readout { margin-top: var(--space-lg); }
.sfs-stage { display: flex; gap: 8px; align-items: stretch; }
.sfs-axis {
  display: flex; flex-direction: column; justify-content: space-between; align-items: flex-end;
  width: 56px; padding: 4px 4px 4px 0; font-family: var(--font-mono); font-size: 0.72rem; color: var(--color-text-dim);
}
.sfs-canvas {
  flex: 1 1 auto; display: block; width: 100%; height: 320px;
  border-radius: var(--radius-sm); background: #060a08; border: 1px solid var(--color-border);
  image-rendering: pixelated;
}
.sfs-hint { max-width: 820px; margin: var(--space-sm) auto 0; text-align: center; font-size: 0.78rem; color: var(--color-text-dim); }