ext-apps/examples/transcript-server/src/mcp-app.css

.transcript-app {
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-secondary: #6b7280;
  --color-secondary-hover: #4b5563;
  --color-accent: #10b981;
  --color-accent-hover: #059669;
  --color-success: #16a34a;
  --color-surface: rgba(255, 255, 255, 0.8);
  --color-border: rgba(0, 0, 0, 0.1);
  --color-text: #111827;
  --color-text-secondary: #6b7280;

  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 500px;
  /* Auto-expand: no fixed height, let content determine size */
  margin: 0 auto;
  padding: 1rem;
  gap: 1rem;
  background: transparent;
  color: var(--color-text);
}

/* Dark theme via host context */
[data-theme="dark"] .transcript-app {
  --color-surface: rgba(31, 41, 55, 0.8);
  --color-border: rgba(255, 255, 255, 0.1);
  --color-text: #f9fafb;
  --color-text-secondary: #9ca3af;
}

/* Transcript Section */
.transcript-section {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 12px;
  border: 1px solid var(--color-border);
}

.transcript {
  padding: 1rem;
  min-height: 80px;
  /* No max-height - grows freely, host handles scrolling via autoResize */
}

.transcript-placeholder {
  color: var(--color-text-secondary);
  font-style: italic;
  margin: 0;
  text-align: center;
  padding: 2rem 1rem;
}

.transcript-entry {
  margin: 0 0 0.5rem 0;
  padding: 0.5rem 0.75rem;
  background: var(--color-border);
  border-radius: 8px;
  font-size: 0.9375rem;
  line-height: 1.5;
}

.transcript-entry.interim {
  border-left: 3px solid var(--color-primary);
  font-style: normal;
}

/* Unstable/interim text within entry - dimmed and italic */
.transcript-entry.interim .interim-delta {
  opacity: 0.5;
  font-style: italic;
}

.transcript-entry.sent {
  opacity: 0.5;
}

.transcript-entry .timestamp {
  font-size: 0.7rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.125rem;
}

/* Sent divider */
.sent-divider {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.75rem 0;
  font-size: 0.7rem;
  color: var(--color-text-secondary);
  opacity: 0.6;
}

.sent-divider::before,
.sent-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.sent-divider span {
  white-space: nowrap;
}

/* Controls */
.controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.controls-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
}

.controls-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Level bar inline */
.level-bar {
  flex: 1;
  height: 8px;
  max-width: 120px;
  background: var(--color-border);
  border-radius: 4px;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.2s;
}

.level-bar.active {
  opacity: 1;
}

/* Timer */
.timer {
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
  color: var(--color-text-secondary);
  opacity: 0;
  transition: opacity 0.2s;
  min-width: 3em;
}

.timer.active {
  opacity: 1;
}

.level-fill {
  height: 100%;
  width: 0%;
  background: var(--color-success);
  border-radius: 4px;
  transition: width 0.1s ease-out;
}

/* Buttons */
.btn {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s, opacity 0.15s;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-icon {
  width: 16px;
  height: 16px;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
}

.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-hover);
}

.btn-primary.recording {
  background: #dc2626;
}

.btn-primary.recording:hover:not(:disabled) {
  background: #b91c1c;
}

.btn-secondary {
  background: var(--color-surface);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--color-border);
}

.btn-secondary.copied {
  background: var(--color-success);
  color: white;
  border-color: var(--color-success);
}

.btn-accent {
  background: var(--color-accent);
  color: white;
}

.btn-accent:hover:not(:disabled) {
  background: var(--color-accent-hover);
}