/* Tool-specific styles for audio-to-wav-converter */

.a2w-dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
  border: 2px dashed var(--border-color);
  border-radius: var(--tool-input-radius, 12px);
  background: var(--bg-input);
  padding: 2.5rem 1.5rem;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.a2w-dropzone:hover,
.a2w-dropzone:focus-visible,
.a2w-dropzone.is-dragover {
  border-color: var(--accent);
  background: var(--bg-input);
}

.a2w-dropzone-icon {
  font-size: 2.5rem;
  line-height: 1;
}

.a2w-dropzone-text {
  font-weight: 700;
  font-size: 1rem;
  margin: 0.25rem 0 0;
}

.a2w-dropzone-hint {
  color: var(--text-secondary);
  font-size: 0.8125rem;
  margin: 0 0 0.5rem;
}

.a2w-loading {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.a2w-spinner {
  width: 20px;
  height: 20px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: a2w-spin 0.8s linear infinite;
}

@keyframes a2w-spin {
  to { transform: rotate(360deg); }
}

.a2w-error {
  color: #dc2626;
  background: rgba(220, 38, 38, 0.08);
  border: 1px solid rgba(220, 38, 38, 0.2);
  border-radius: var(--tool-input-radius, 12px);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  margin-top: 1rem;
  white-space: pre-wrap;
}

.a2w-panel-title {
  margin: 0 0 0.75rem;
}

.a2w-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.a2w-info-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  border: 1px solid var(--border-color);
  border-radius: var(--tool-input-radius, 12px);
  background: var(--bg-input);
  padding: 0.6rem 0.85rem;
}

.a2w-info-label {
  font-size: 0.7rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.a2w-info-value {
  font-size: 0.9rem;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.a2w-audio {
  width: 100%;
  margin-bottom: 1.25rem;
}

.a2w-options-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.a2w-option-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.a2w-option-group label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.a2w-option-group select {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: var(--tool-input-radius, 12px);
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: var(--font-body);
  min-width: 160px;
}

.a2w-actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.a2w-status {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.a2w-status.is-err {
  color: #dc2626;
}

.a2w-status.is-ok {
  color: var(--color-success, #22c55e);
}

.a2w-result {
  border-top: 1px solid var(--border-color);
  padding-top: 1.25rem;
  margin-top: 0.5rem;
}

.a2w-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.a2w-stat {
  flex: 1 1 130px;
  border: 1px solid var(--border-color);
  border-radius: var(--tool-input-radius, 12px);
  background: var(--bg-input);
  padding: 0.75rem 1rem;
  text-align: center;
}

.a2w-stat strong {
  display: block;
  font-size: 1.15rem;
  font-family: var(--font-heading, inherit);
}

.a2w-stat span {
  font-size: 0.72rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.a2w-stat--highlight strong {
  color: var(--accent);
}

@media (max-width: 640px) {
  .a2w-dropzone {
    padding: 1.75rem 1rem;
  }
  .a2w-option-group select {
    min-width: 130px;
  }
}