/* ============================================
   DOTCLONE - DEMO WIDGET STYLES
   Text To Speech, AI Call Assistant, AI Chatbot
   ============================================ */


/* ============================================
   DEMO WIDGET CONTAINER
   ============================================ */

.demo-widget {
  max-width: var(--max-width-xl);
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

.demo-widget-inner {
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
}


/* ============================================
   SEGMENT TOGGLE BUTTONS
   ============================================ */

.segment-toggle {
  display: flex;
  background-color: var(--bg-secondary);
  padding: var(--spacing-sm);
  gap: var(--spacing-xs);
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.segment-toggle::-webkit-scrollbar {
  display: none;
}

.segment-btn {
  flex: 1;
  min-width: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-muted);
  background-color: transparent;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.segment-btn:hover {
  color: var(--text-primary);
  background-color: var(--bg-card);
}

.segment-btn.active {
  color: var(--primary-color);
  background-color: var(--bg-card);
  box-shadow: var(--shadow-sm);
}

.segment-btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}


/* ============================================
   DEMO PANELS (Content Areas)
   ============================================ */

.demo-panels {
  position: relative;
  min-height: 500px;
}

.demo-panel {
  display: none;
  padding: var(--spacing-lg);
  animation: fadeIn 0.3s ease;
}

.demo-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}


/* ============================================
   TEXT TO SPEECH PANEL
   ============================================ */

.tts-panel {
  display: none;
}

.tts-panel.active {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .tts-panel.active {
    grid-template-columns: 300px 1fr;
  }
}

/* Voice List (Left Side) */
.voice-list-container {
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  max-height: 400px;
  overflow-y: auto;
}

.voice-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color);
}

.voice-list-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.voice-count {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.voice-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.voice-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--bg-card);
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.voice-item:hover {
  border-color: var(--primary-color-light);
}

.voice-item.selected {
  border-color: var(--primary-color);
  background-color: var(--primary-color-light);
}

.voice-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.voice-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: var(--primary-color-light);
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

.voice-details {
  display: flex;
  flex-direction: column;
}

.voice-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}

.voice-language {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.voice-preview-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background-color: var(--bg-secondary);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.voice-preview-btn:hover {
  background-color: var(--primary-color);
  color: #FFFFFF;
}

.voice-preview-btn svg {
  width: 16px;
  height: 16px;
}

/* TTS Input Area (Right Side) */
.tts-input-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.tts-textarea-wrapper {
  position: relative;
}

.tts-textarea {
  width: 100%;
  min-height: 200px;
  padding: var(--spacing-md);
  font-size: var(--font-size-base);
  font-family: var(--font-primary);
  background-color: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  resize: vertical;
  transition: border-color var(--transition-fast);
}

.tts-textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.tts-textarea::placeholder {
  color: var(--text-subtle);
}

.char-counter {
  position: absolute;
  bottom: var(--spacing-sm);
  right: var(--spacing-md);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.char-counter.warning {
  color: var(--color-warning);
}

.char-counter.error {
  color: var(--color-error);
}

/* TTS Actions */
.tts-actions {
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.tts-actions .btn {
  min-width: 160px;
  padding: var(--spacing-md) var(--spacing-xl);
}

.tts-actions .btn svg {
  width: 22px;
  height: 22px;
}

/* Stack buttons on mobile */
@media (max-width: 480px) {
  .tts-actions {
    flex-direction: column;
  }
  
  .tts-actions .btn {
    width: 100%;
  }
}

/* TTS Audio Player */
.tts-player {
  display: none;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  animation: fadeIn 0.3s ease;
}

.tts-player.visible {
  display: block;
}

.tts-player-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.tts-player-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
}

.tts-player-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.tts-player-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: var(--bg-card);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.tts-player-btn:hover {
  color: var(--primary-color);
}

.tts-player-btn.primary {
  background-color: var(--primary-color);
  color: #FFFFFF;
}

.tts-player-btn.primary:hover {
  background-color: #6B4512;
}

.tts-player-btn svg {
  width: 18px;
  height: 18px;
}

/* Audio Progress Bar */
.audio-progress {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.audio-time {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  min-width: 40px;
}

.audio-slider {
  flex: 1;
  height: 6px;
  border-radius: var(--radius-full);
  background-color: var(--border-color);
  appearance: none;
  cursor: pointer;
}

.audio-slider::-webkit-slider-thumb {
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: var(--radius-full);
  background-color: var(--primary-color);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.audio-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.audio-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: var(--radius-full);
  background-color: var(--primary-color);
  border: none;
  cursor: pointer;
}


/* ============================================
   AI CALL ASSISTANT PANEL
   ============================================ */

.call-panel {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
}

.call-panel.active {
  display: flex;
}

/* Call Settings (Dropdowns) */
.call-settings {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  justify-content: center;
  width: 100%;
  max-width: 500px;
}

.call-setting-group {
  flex: 1;
  min-width: 200px;
}

.call-setting-label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--text-muted);
  margin-bottom: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.call-setting-select {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.call-setting-select:focus {
  outline: none;
  border-color: var(--primary-color);
}

/* Audio Wave Animation */
.audio-wave {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 60px;
  opacity: 0.3;
  transition: opacity var(--transition-normal);
}

.audio-wave.active {
  opacity: 1;
}

.audio-wave-bar {
  width: 4px;
  height: 20px;
  background-color: var(--primary-color);
  border-radius: var(--radius-full);
  animation: none;
}

.audio-wave.active .audio-wave-bar {
  animation: waveAnimation 1s ease-in-out infinite;
}

.audio-wave-bar:nth-child(1) { animation-delay: 0s; }
.audio-wave-bar:nth-child(2) { animation-delay: 0.1s; }
.audio-wave-bar:nth-child(3) { animation-delay: 0.2s; }
.audio-wave-bar:nth-child(4) { animation-delay: 0.3s; }
.audio-wave-bar:nth-child(5) { animation-delay: 0.4s; }
.audio-wave-bar:nth-child(6) { animation-delay: 0.3s; }
.audio-wave-bar:nth-child(7) { animation-delay: 0.2s; }
.audio-wave-bar:nth-child(8) { animation-delay: 0.1s; }
.audio-wave-bar:nth-child(9) { animation-delay: 0s; }

@keyframes waveAnimation {
  0%, 100% { height: 20px; }
  50% { height: 50px; }
}

/* Call Button */
.call-button-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.call-button {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background-color: var(--color-success);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(76, 175, 80, 0.4);
  transition: all var(--transition-normal);
}

.call-button:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(76, 175, 80, 0.5);
}

.call-button.active {
  background-color: var(--color-error);
  box-shadow: 0 4px 20px rgba(244, 67, 54, 0.4);
  animation: pulse-ring 1.5s infinite;
}

.call-button.active:hover {
  box-shadow: 0 6px 30px rgba(244, 67, 54, 0.5);
}

.call-button svg {
  width: 32px;
  height: 32px;
}

@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(244, 67, 54, 0.4); }
  70% { box-shadow: 0 0 0 20px rgba(244, 67, 54, 0); }
  100% { box-shadow: 0 0 0 0 rgba(244, 67, 54, 0); }
}

.call-button-label {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* Sound Toggle */
.sound-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sound-toggle:hover {
  color: var(--text-primary);
}

.sound-toggle svg {
  width: 18px;
  height: 18px;
}

/* Call Chat Area */
.call-chat-area {
  width: 100%;
  max-width: 600px;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.call-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
}

.call-status {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.call-status-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background-color: var(--color-success);
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.call-duration {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  font-family: monospace;
}

.clear-chat-btn {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: color var(--transition-fast);
}

.clear-chat-btn:hover {
  color: var(--color-error);
}

.clear-chat-btn svg {
  width: 14px;
  height: 14px;
}


/* ============================================
   CHAT MESSAGES (Shared by Call & Chatbot)
   ============================================ */

.chat-messages {
  height: 300px;
  overflow-y: auto;
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.chat-message {
  display: flex;
  gap: var(--spacing-sm);
  max-width: 85%;
  animation: fadeIn 0.3s ease;
}

.chat-message.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.chat-message.ai {
  align-self: flex-start;
}

.message-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background-color: var(--primary-color-light);
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.message-avatar svg {
  width: 18px;
  height: 18px;
}

.chat-message.user .message-avatar {
  background-color: var(--bg-card);
  color: var(--text-muted);
}

.message-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.message-bubble {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  position: relative;
}

.chat-message.ai .message-bubble {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border-bottom-left-radius: var(--radius-sm);
}

.chat-message.user .message-bubble {
  background-color: var(--primary-color);
  color: #FFFFFF;
  border-bottom-right-radius: var(--radius-sm);
}

.message-time {
  font-size: var(--font-size-xs);
  color: var(--text-subtle);
}

.chat-message.user .message-time {
  text-align: right;
}

/* Copy Button on Messages */
.message-copy-btn {
  position: absolute;
  top: var(--spacing-xs);
  right: var(--spacing-xs);
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  background-color: transparent;
  color: var(--text-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all var(--transition-fast);
}

.message-bubble:hover .message-copy-btn {
  opacity: 1;
}

.message-copy-btn:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.message-copy-btn svg {
  width: 14px;
  height: 14px;
}

/* Typing Indicator */
.typing-indicator {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  border-bottom-left-radius: var(--radius-sm);
  width: fit-content;
}

.typing-dots {
  display: flex;
  gap: 4px;
}

.typing-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background-color: var(--text-muted);
  animation: typingBounce 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: 0s; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-6px); }
}

.typing-text {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}


/* ============================================
   CHAT INPUT (Shared by Call & Chatbot)
   ============================================ */

.chat-input-container {
  display: flex;
  align-items: flex-end;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background-color: var(--bg-card);
  border-top: 1px solid var(--border-color);
}

.chat-file-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: var(--bg-secondary);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.chat-file-btn:hover {
  color: var(--primary-color);
  background-color: var(--primary-color-light);
}

.chat-file-btn svg {
  width: 20px;
  height: 20px;
}

.chat-input-wrapper {
  flex: 1;
  position: relative;
}

.chat-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  font-family: var(--font-primary);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  resize: none;
  max-height: 120px;
  transition: border-color var(--transition-fast);
}

.chat-input:focus {
  outline: none;
  border-color: var(--primary-color);
}

.chat-input::placeholder {
  color: var(--text-subtle);
}

.chat-send-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: var(--primary-color);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.chat-send-btn:hover {
  background-color: #6B4512;
  transform: scale(1.05);
}

.chat-send-btn:disabled {
  background-color: var(--border-color);
  cursor: not-allowed;
  transform: none;
}

.chat-send-btn svg {
  width: 20px;
  height: 20px;
}


/* ============================================
   AI CHATBOT PANEL
   ============================================ */

.chatbot-panel {
  display: none;
}

.chatbot-panel.active {
  display: block;
}

.chatbot-container {
  max-width: 700px;
  margin: 0 auto;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.chatbot-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
}

.chatbot-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.chatbot-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: var(--primary-color-light);
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
}

.chatbot-avatar svg {
  width: 22px;
  height: 22px;
}

.chatbot-details {
  display: flex;
  flex-direction: column;
}

.chatbot-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.chatbot-status {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-success);
}

.chatbot-status-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background-color: var(--color-success);
}


/* ============================================
   AGREEMENT MODAL
   ============================================ */

.agreement-modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.agreement-modal-overlay.visible {
  opacity: 1;
  visibility: visible;
}

.agreement-modal {
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  max-width: 400px;
  width: 90%;
  text-align: center;
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

.agreement-modal-overlay.visible .agreement-modal {
  transform: scale(1);
}

.agreement-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-full);
  background-color: var(--primary-color-light);
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
}

.agreement-icon svg {
  width: 30px;
  height: 30px;
}

.agreement-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
}

.agreement-text {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: var(--spacing-lg);
}

.agreement-checkbox {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  cursor: pointer;
}

.agreement-checkbox input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary-color);
  cursor: pointer;
}

.agreement-checkbox label {
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  cursor: pointer;
}

.agreement-actions {
  display: flex;
  gap: var(--spacing-md);
}

.agreement-actions .btn {
  flex: 1;
}


/* ============================================
   LOADING STATES
   ============================================ */

.loading-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top-color: var(--primary-color);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

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

.btn.loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.btn.loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

.btn-primary.loading::after {
  border-color: rgba(255, 255, 255, 0.3);
  border-top-color: #FFFFFF;
}


/* ============================================
   RESPONSIVE ADJUSTMENTS
   ============================================ */

@media (max-width: 767px) {
  .demo-widget {
    padding: var(--spacing-md);
  }

  .demo-panel {
    padding: var(--spacing-md);
  }

  .segment-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-xs);
    min-width: 120px;
  }

  .voice-list-container {
    max-height: 250px;
  }

  .tts-textarea {
    min-height: 150px;
  }

  .chat-messages {
    height: 250px;
  }

  .call-button {
    width: 70px;
    height: 70px;
  }

  .call-button svg {
    width: 28px;
    height: 28px;
  }
}



/* ============================================
   TTS HEADER WITH PROVIDER DROPDOWN
   ============================================ */

.tts-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

.provider-dropdown-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.provider-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.provider-dropdown {
  position: relative;
}

.provider-dropdown-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--primary-color-light);
  border: 1px solid var(--primary-color);
  border-radius: var(--radius-md);
  color: var(--primary-color);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.provider-dropdown-btn:hover {
  background-color: var(--primary-color);
  color: #FFFFFF;
}

.provider-dropdown-btn .provider-icon {
  display: flex;
  align-items: center;
}

.dropdown-arrow {
  transition: transform var(--transition-fast);
}

.provider-dropdown-menu.open + .provider-dropdown-btn .dropdown-arrow,
.provider-dropdown-btn:focus .dropdown-arrow {
  transform: rotate(180deg);
}

.provider-dropdown-menu {
  position: absolute;
  top: calc(100% + var(--spacing-xs));
  left: 0;
  min-width: 200px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-fast);
}

.provider-dropdown-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.provider-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.provider-option:first-child {
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.provider-option:last-child {
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.provider-option:hover {
  background-color: var(--bg-secondary);
}

.provider-option.selected {
  background-color: var(--primary-color-light);
  color: var(--primary-color);
}

.provider-option .provider-icon {
  display: flex;
  align-items: center;
  color: var(--text-muted);
}

.provider-option.selected .provider-icon {
  color: var(--primary-color);
}

.provider-option .check-icon {
  margin-left: auto;
  color: var(--primary-color);
}


/* ============================================
   CHARACTER COUNTER
   ============================================ */

.char-counter-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--bg-card);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.char-counter-container.warning {
  background-color: rgba(255, 152, 0, 0.1);
  color: var(--color-warning);
}

.char-counter-container.error {
  background-color: rgba(244, 67, 54, 0.1);
  color: var(--color-error);
}

.char-counter-icon {
  display: flex;
}

.char-counter-icon svg {
  width: 14px;
  height: 14px;
}


/* ============================================
   TTS CONTENT LAYOUT
   ============================================ */

.tts-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
}

@media (min-width: 768px) {
  .tts-content {
    grid-template-columns: 280px 1fr;
  }
}


/* ============================================
   GRADIENT VOICE AVATARS WITH WAVE
   ============================================ */

.voice-avatar {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.voice-avatar-wave {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.6;
}

.voice-avatar-letter {
  position: relative;
  z-index: 1;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: #FFFFFF;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}


/* ============================================
   HIGHLIGHTED TEXT EDITOR
   ============================================ */

.highlighted-editor {
  width: 100%;
  min-height: 200px;
  padding: var(--spacing-md);
  font-size: var(--font-size-base);
  font-family: var(--font-primary);
  line-height: var(--line-height-relaxed);
  background-color: var(--bg-secondary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  outline: none;
  overflow-y: auto;
  transition: border-color var(--transition-fast);
  white-space: pre-wrap;
  word-wrap: break-word;
}

.highlighted-editor:focus {
  border-color: var(--primary-color);
}

/* Placeholder */
.highlighted-editor:empty:not(.focused)::before {
  content: attr(data-placeholder);
  color: var(--text-subtle);
  pointer-events: none;
  white-space: pre-wrap;
}

/* Highlighted tags */
.highlight-tag {
  background-color: var(--primary-color-light);
  color: var(--primary-color);
  font-weight: var(--font-weight-semibold);
  padding: 1px 4px;
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.highlight-tag:hover {
  background-color: var(--primary-color);
  color: #FFFFFF;
  cursor: pointer;
}


/* ============================================
   REMOVE OLD TTS PANEL GRID (if exists)
   ============================================ */

.tts-panel.active {
  display: block;
}