:root {
  --primary: #4a5568;
  --danger: #e53e3e;
  --success: #38a169;
  --card-bg: #ffffff;
  --text-primary: #1a202c;
  --text-secondary: #718096;
  --border: #e2e8f0;
  --bg-light: #f7fafc;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, sans-serif;
  background: var(--bg-light);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  padding: 16px;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  height: calc(100vh - 32px);
  display: flex;
  flex-direction: column;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 16px;
}

header h1 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 16px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 500;
}

.ngrok-info {
  padding: 6px 12px;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.ngrok-info small {
  font-family: "Courier New", monospace;
}

/* Toggle Switch Styles */
.toggle-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

.toggle-switch input[type="checkbox"] {
  position: relative;
  width: 44px;
  height: 24px;
  appearance: none;
  background: var(--border);
  border-radius: 12px;
  outline: none;
  cursor: pointer;
  transition: background 0.3s;
}

.toggle-switch input[type="checkbox"]:checked {
  background: var(--primary);
}

.toggle-switch input[type="checkbox"]:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.toggle-switch input[type="checkbox"]::before {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: white;
  top: 2px;
  left: 2px;
  transition: transform 0.3s;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-switch input[type="checkbox"]:checked::before {
  transform: translateX(20px);
}

.toggle-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-primary);
}

.toggle-group {
  margin-bottom: 12px;
  padding: 12px;
  background: var(--bg-light);
  border-radius: 6px;
}

.debug-only {
  display: none;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  animation: pulse 2s infinite;
}

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

.main-content {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 16px;
  flex: 1;
  overflow: hidden;
}

.main-content.three-panel {
  grid-template-columns: 280px 1fr 380px;
}

.panel {
  background: var(--card-bg);
  border-radius: 8px;
  padding: 20px;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  gap: 16px;
}

.panel-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 8px 0;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
}

.help-point-panel {
  background: linear-gradient(to bottom, #fff5f5 0%, var(--card-bg) 10%);
}

.operator-panel {
  background: linear-gradient(to bottom, #f0f9ff 0%, var(--card-bg) 10%);
}

.media-player-panel {
  background: linear-gradient(to bottom, #f0fdf4 0%, var(--card-bg) 10%);
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
}

.video-section {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.captions-only-container {
  width: 100%;
  height: 100%;
  background: var(--card-bg);
  border-radius: 8px;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.captions-display {
  flex: 1;
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.captions-display .transcription-line {
  padding: 12px;
  background: var(--bg-light);
  border-radius: 6px;
  border-left: 3px solid var(--primary);
}

.captions-display .transcription-line.partial {
  opacity: 0.7;
  border-left-color: var(--text-secondary);
}

.captions-display .transcription-line .text {
  color: var(--text-primary);
  font-size: 1rem;
  line-height: 1.5;
  text-shadow: none;
}

.captions-display .transcription-line .text-confirmed {
  color: var(--text-primary);
  font-weight: 500;
}

.captions-display .transcription-line .text-unconfirmed {
  color: var(--text-secondary);
  font-style: italic;
  opacity: 0.8;
}

.captions-display .transcription-line .timestamp {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-right: 8px;
}

.video-container {
  position: relative;
  width: 100%;
  height: 100%;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
  min-height: 300px;
  flex: 1;
}

.panel .video-container {
  min-height: 250px;
  max-height: 400px;
}

.card {
  background: var(--card-bg);
  border-radius: 8px;
  padding: 16px;
  border: 1px solid var(--border);
  transition: border-color 0.2s;
}

.card:hover {
  border-color: var(--text-secondary);
}

.card.disabled {
  opacity: 0.6;
  pointer-events: none;
}

.input-group {
  margin-bottom: 12px;
}

.input-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.input-group input {
  width: 100%;
  padding: 10px 12px;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: border-color 0.2s;
  background: var(--card-bg);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background: #2d3748;
}

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

.btn-secondary:hover:not(:disabled) {
  background: var(--bg-light);
}

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

.btn-danger:hover:not(:disabled) {
  background: #c53030;
}

.btn-small {
  padding: 6px 10px;
  font-size: 0.8rem;
  width: auto;
}

.btn-emergency {
  background: #dc2626;
  color: white;
  font-size: 1.2rem;
  font-weight: 600;
  padding: 24px;
  width: 100%;
  margin-bottom: 12px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 4px rgba(220, 38, 38, 0.3);
}

.btn-emergency:hover:not(:disabled) {
  background: #b91c1c;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(220, 38, 38, 0.4);
}

.btn-emergency:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(220, 38, 38, 0.3);
}

.btn-assistance {
  background: #2563eb;
  color: white;
  font-size: 1.2rem;
  font-weight: 600;
  padding: 24px;
  width: 100%;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 4px rgba(37, 99, 235, 0.3);
}

.btn-assistance:hover:not(:disabled) {
  background: #1d4ed8;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(37, 99, 235, 0.4);
}

.btn-assistance:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(37, 99, 235, 0.3);
}

.session-info {
  margin-top: 16px;
  padding: 12px;
  background: var(--bg-light);
  border-radius: 6px;
  border: 1px solid var(--border);
}

.session-status,
.session-callid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 0.85rem;
}

.session-status:last-child,
.session-callid:last-child {
  margin-bottom: 0;
}

.session-info .label {
  color: var(--text-secondary);
  font-weight: 500;
}

.session-info .value {
  color: var(--text-primary);
  font-weight: 600;
  font-family: "Courier New", monospace;
  font-size: 0.8rem;
  word-break: break-all;
  text-align: right;
  max-width: 60%;
}

.media-player-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px;
  background: var(--bg-light);
  border-radius: 6px;
  border: 1px solid var(--border);
  margin-bottom: 12px;
}

.status-message {
  padding: 10px 12px;
  border-radius: 6px;
  margin-top: 12px;
  font-size: 0.85rem;
}

.status-message.success {
  background: #c6f6d5;
  color: #22543d;
  border: 1px solid #9ae6b4;
}

.status-message.error {
  background: #fed7d7;
  color: #742a2a;
  border: 1px solid #fc8181;
}

.status-message.info {
  background: #bee3f8;
  color: #2c5282;
  border: 1px solid #90cdf4;
}

.hidden {
  display: none !important;
}

/* WebRTC Controls */
.call-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
  padding: 12px;
  background: var(--bg-light);
  border-radius: 6px;
}

.info-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.info-item .label {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.info-item .value {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.control-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Transcription Display */
.transcription-controls {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
}

.transcription-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.8) 0%,
    rgba(0, 0, 0, 0) 100%
  );
  color: white;
  font-size: 1.1rem;
  font-weight: 500;
  text-align: center;
  pointer-events: none;
  max-height: 40%;
  overflow-y: auto;
}

.transcription-overlay::-webkit-scrollbar {
  width: 6px;
}

.transcription-overlay::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

.transcription-overlay::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 3px;
}

.transcription-overlay::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.5);
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  min-height: 120px;
  text-align: center;
}

.empty-icon {
  font-size: 2rem;
  margin-bottom: 8px;
  opacity: 0.7;
}

.transcription-line {
  margin-bottom: 8px;
  animation: fadeIn 0.3s ease;
}

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

.transcription-line.partial {
  opacity: 0.7;
  font-style: italic;
}

.transcription-line .timestamp {
  display: none;
}

.transcription-line .text {
  color: white;
  line-height: 1.4;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.transcription-line .text-confirmed {
  color: white;
  font-weight: 500;
}

.transcription-line .text-unconfirmed {
  color: rgba(255, 255, 255, 0.7);
  font-style: italic;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.ws-status {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.ws-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #cbd5e0;
}

.ws-dot.connected {
  background: var(--success);
  animation: pulse 2s infinite;
}

/* BSL Player Placeholder */
.bsl-player-placeholder {
  width: 100%;
  height: 100%;
  background: #1a202c;
  display: flex;
  align-items: center;
  justify-content: center;
}

.placeholder-content {
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
}

.placeholder-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: 12px;
  opacity: 0.5;
}

.placeholder-content p {
  font-size: 0.9rem;
  margin: 0;
}

/* Hide video loading spinner */
.bsl-video {
  background: #000;
}

/* Hide loading spinner overlay - browsers show this during buffering */
.bsl-video::before,
.bsl-video::after {
  display: none !important;
  content: none !important;
}

/* Hide any loading indicators/spinners */
.video-container video.bsl-video::before,
.video-container video.bsl-video::after {
  display: none !important;
  content: none !important;
}

/* Prevent browser's default loading spinner from showing */
.bsl-video::-webkit-media-controls-start-playback-button {
  display: none !important;
  opacity: 0 !important;
  visibility: hidden !important;
}

/* Hide loading spinner in various browser implementations */
.bsl-video[networkState="2"]::before,
.bsl-video[networkState="3"]::before,
.bsl-video[readyState="0"]::before,
.bsl-video[readyState="1"]::before,
.bsl-video[readyState="2"]::before {
  display: none !important;
  content: none !important;
}

/* Additional CSS to ensure no spinner shows during buffering */
.bsl-video:not([src])::before {
  display: none !important;
}

/* Hide any overlay elements that might show loading state */
.video-container::before,
.video-container::after {
  display: none !important;
}

/* Responsive */
@media (max-width: 768px) {
  .main-content {
    grid-template-columns: 1fr;
  }

  .video-section {
    min-height: 400px;
  }
}

/* Loading Animation */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loading::after {
  content: "";
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-left: 8px;
}

/* Translation Controls */
.translation-controls {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 12px;
  background: var(--bg-light);
  border-radius: 6px;
  margin-bottom: 12px;
}

.language-select-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.language-select {
  width: 100%;
  padding: 10px 12px;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card-bg);
  cursor: pointer;
  transition: border-color 0.2s;
}

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

.language-badge {
  display: inline-block;
  padding: 2px 6px;
  font-size: 0.65rem;
  font-weight: 600;
  background: var(--primary);
  color: white;
  border-radius: 4px;
  margin-right: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.translation-notice {
  display: none;
  padding: 8px 12px;
  font-size: 0.8rem;
  color: #744210;
  background: #fffbeb;
  border: 1px solid #fcd34d;
  border-radius: 6px;
  margin-top: 8px;
}

.caption-translated {
  border-left-color: var(--success) !important;
}

.caption-translated .language-badge {
  background: var(--success);
}

.original-text-line {
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px dashed var(--border);
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-style: italic;
}

.captions-display .original-text-line {
  display: block;
}

.show-original-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}

.show-original-toggle input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.show-original-toggle label {
  font-size: 0.85rem;
  color: var(--text-primary);
  cursor: pointer;
}