/* ── Speech to Text Converter — tool-specific styles ─────────────────────────
   Global styles are inherited from /css/style.css.
   Colours reference CSS custom properties only — no hardcoded values.
   ─────────────────────────────────────────────────────────────────────────── */

.stt-unsupported {
  margin: 0 0 var(--space-5);
  padding: var(--space-4);
  border: 1px solid var(--color-danger, #ef4444);
  border-radius: var(--radius-md);
  color: var(--color-danger, #ef4444);
  background: color-mix(in oklch, var(--color-danger, #ef4444) 8%, transparent);
  font-size: 0.9rem;
}

.stt-controls-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: end;
}

@media (max-width: 560px) {
  .stt-controls-grid { grid-template-columns: 1fr; align-items: stretch; }
}

.stt-field { display: flex; flex-direction: column; gap: 0.4rem; }
.stt-field-label { font-size: 0.85rem; font-weight: 500; color: var(--text); }

.stt-select {
  font-family: inherit;
  font-size: 15px;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  cursor: pointer;
}

.stt-checkbox-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text);
  cursor: pointer;
  white-space: nowrap;
  padding-bottom: 10px;
}
.stt-checkbox-row input { accent-color: var(--accent); width: 16px; height: 16px; }

.stt-mic-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: var(--space-6) 0;
  text-align: center;
}

.stt-mic-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 16px 32px;
  border: none;
  border-radius: 999px;
  background: var(--accent);
  color: var(--surface);
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity var(--transition), transform var(--transition), background var(--transition);
}
.stt-mic-btn:hover { opacity: 0.92; }
.stt-mic-btn:active { transform: scale(0.98); }

.stt-mic-icon { font-size: 1.3rem; }

.stt-mic-btn.is-listening {
  background: var(--color-danger, #ef4444);
  animation: stt-pulse 1.6s ease-in-out infinite;
}

@keyframes stt-pulse {
  0%, 100% { box-shadow: 0 0 0 0 color-mix(in oklch, var(--color-danger, #ef4444) 35%, transparent); }
  50% { box-shadow: 0 0 0 12px color-mix(in oklch, var(--color-danger, #ef4444) 0%, transparent); }
}

.stt-mic-btn[disabled] { opacity: 0.4; cursor: not-allowed; animation: none; }

.stt-status {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-3);
}
.stt-status.is-error { color: var(--color-danger, #ef4444); }

.stt-transcript {
  min-height: 220px;
  max-height: 480px;
  overflow-y: auto;
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  white-space: pre-wrap;
  word-wrap: break-word;
}
.stt-transcript:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.stt-transcript:empty::before {
  content: attr(data-placeholder);
  color: var(--text-3);
}

.stt-transcript .stt-interim {
  color: var(--text-3);
  font-style: italic;
}

.stt-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.stt-copy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-5);
}
.stt-copy-grid h3 { margin: 0 0 var(--space-2); font-size: 1rem; }
.stt-copy-grid p { margin: 0; color: var(--text-2); font-size: 0.9rem; line-height: 1.5; }