/* AI Chat Widget - Light Theme */

.chat-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  font-family: inherit;
}

/* Chat Toggle Button */
.chat-toggle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0F766E 0%, #8B5CF6 100%);
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.chat-toggle:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

.chat-toggle.active {
  background: #E5E7EB;
  border: 2px solid #D1D5DB;
}

/* Notification Badge */
.chat-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 20px;
  height: 20px;
  background: #EF4444;
  border-radius: 50%;
  color: white;
  font-size: 11px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid white;
}

/* Chat Panel */
.chat-panel {
  position: fixed;
  bottom: 96px;
  right: 24px;
  width: 380px;
  max-height: 520px;
  background: #FFFFFF;
  border: 1px solid #E5E7EB;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  display: none;
  flex-direction: column;
  overflow: hidden;
  animation: slideUp 0.3s ease;
}

.chat-panel.open {
  display: flex;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Chat Header */
.chat-header {
  padding: 16px 20px;
  background: #FFFFFF;
  border-bottom: 1px solid #E5E7EB;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chat-header-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.chat-header-title h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: #1F2937;
}

.chat-status {
  font-size: 11px;
  color: #6B7280;
  display: flex;
  align-items: center;
  gap: 4px;
}

.status-dot {
  width: 6px;
  height: 6px;
  background: #22C55E;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

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

.chat-header-actions {
  display: flex;
  gap: 8px;
}

.chat-action-btn {
  width: 32px;
  height: 32px;
  background: transparent;
  border: 1px solid #E5E7EB;
  border-radius: 6px;
  color: #6B7280;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-action-btn:hover {
  border-color: #0F766E;
  color: #0F766E;
  background: #F0FDFA;
}

/* Context Bar */
.chat-context-bar {
  padding: 10px 16px;
  background: #F0FDFA;
  border-bottom: 1px solid #E5E7EB;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  max-height: 70px;
  overflow-y: auto;
}

.context-chip {
  padding: 4px 10px;
  background: #FFFFFF;
  border: 1px solid #D1D5DB;
  border-radius: 6px;
  font-size: 12px;
  color: #374151;
  display: flex;
  align-items: center;
  gap: 6px;
}

.context-chip-remove {
  background: none;
  border: none;
  color: #9CA3AF;
  cursor: pointer;
  font-size: 14px;
  padding: 0;
  line-height: 1;
}

.context-chip-remove:hover {
  color: #EF4444;
}

/* Chat Messages */
.chat-messages {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: #F9FAFB;
  min-height: 200px;
  max-height: 280px;
}

.chat-messages::-webkit-scrollbar {
  width: 6px;
}

.chat-messages::-webkit-scrollbar-track {
  background: #F3F4F6;
}

.chat-messages::-webkit-scrollbar-thumb {
  background: #D1D5DB;
  border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
  background: #9CA3AF;
}

.chat-message {
  display: flex;
  gap: 10px;
  max-width: 85%;
  animation: fadeIn 0.3s ease;
}

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

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

.chat-message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #0F766E;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
  color: white;
}

.chat-message.user .chat-message-avatar {
  background: #8B5CF6;
}

.chat-message-content {
  background: #FFFFFF;
  padding: 10px 14px;
  border-radius: 12px;
  color: #374151;
  font-size: 13px;
  line-height: 1.5;
  border: 1px solid #E5E7EB;
}

.chat-message.user .chat-message-content {
  background: #0F766E;
  color: white;
  border: none;
}

.chat-message-content p {
  margin: 0 0 8px 0;
}

.chat-message-content p:last-child {
  margin-bottom: 0;
}

.chat-message-content strong {
  font-weight: 600;
}

.chat-message-content ul {
  margin: 8px 0;
  padding-left: 20px;
}

.chat-message-content li {
  margin: 4px 0;
}

.chat-message-time {
  font-size: 10px;
  color: #9CA3AF;
  margin-top: 4px;
}

.chat-context-badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.chat-context-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  background: rgba(139, 92, 246, 0.1);
  color: #8B5CF6;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 500;
}

/* Loading Indicator */
.chat-loading {
  display: flex;
  gap: 4px;
  padding: 10px 14px;
}

.chat-loading-dot {
  width: 8px;
  height: 8px;
  background: #9CA3AF;
  border-radius: 50%;
  animation: bounce 1.4s infinite ease-in-out both;
}

.chat-loading-dot:nth-child(1) { animation-delay: -0.32s; }
.chat-loading-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes bounce {
  0%, 80%, 100% { transform: scale(0); opacity: 0.5; }
  40% { transform: scale(1); opacity: 1; }
}

/* Suggestions */
.chat-suggestions {
  padding: 10px 16px;
  border-top: 1px solid #E5E7EB;
  background: #FFFFFF;
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

.chat-suggestions::-webkit-scrollbar {
  height: 4px;
}

.chat-suggestions::-webkit-scrollbar-track {
  background: #F3F4F6;
}

.chat-suggestions::-webkit-scrollbar-thumb {
  background: #D1D5DB;
  border-radius: 2px;
}

.suggestion-chip {
  padding: 6px 12px;
  background: #F9FAFB;
  border: 1px solid #E5E7EB;
  border-radius: 6px;
  color: #374151;
  font-size: 11px;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.2s;
}

.suggestion-chip:hover {
  border-color: #0F766E;
  color: #0F766E;
  background: #F0FDFA;
}

/* Chat Input */
.chat-input-area {
  padding: 12px 16px;
  border-top: 1px solid #E5E7EB;
  background: #FFFFFF;
}

.chat-input-wrapper {
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

.chat-input {
  flex: 1;
  padding: 10px 12px;
  background: #F9FAFB;
  border: 1px solid #E5E7EB;
  border-radius: 8px;
  color: #1F2937;
  font-size: 13px;
  font-family: inherit;
  resize: none;
  max-height: 80px;
  transition: all 0.2s;
}

.chat-input:focus {
  outline: none;
  border-color: #0F766E;
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.1);
}

.chat-input::placeholder {
  color: #9CA3AF;
}

.chat-send-btn {
  width: 38px;
  height: 38px;
  background: #0F766E;
  border: none;
  border-radius: 8px;
  color: white;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-send-btn:hover:not(:disabled) {
  background: #0D9488;
  transform: translateY(-1px);
}

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

/* Welcome Message */
.chat-welcome {
  padding: 20px;
  text-align: center;
  color: #6B7280;
}

.chat-welcome-icon {
  font-size: 48px;
  margin-bottom: 12px;
  opacity: 0.8;
}

.chat-welcome h4 {
  margin: 0 0 8px 0;
  font-size: 15px;
  color: #1F2937;
}

.chat-welcome p {
  margin: 0;
  font-size: 12px;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 768px) {
  .chat-panel {
    width: calc(100vw - 32px);
    max-height: calc(100vh - 140px);
    bottom: 96px;
    right: 16px;
    left: 16px;
    margin: 0 auto;
  }

  .chat-widget {
    bottom: 16px;
    right: 16px;
  }
}

/* Context Menu (for adding context) */
.chat-context-menu {
  position: absolute;
  bottom: 100%;
  right: 0;
  margin-bottom: 8px;
  background: #FFFFFF;
  border: 1px solid #E5E7EB;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  min-width: 200px;
  display: none;
  flex-direction: column;
  overflow: hidden;
}

.chat-context-menu.open {
  display: flex;
}

.chat-context-menu-item {
  padding: 10px 16px;
  color: #374151;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s;
  border: none;
  background: none;
  text-align: left;
}

.chat-context-menu-item:hover {
  background: #F3F4F6;
}

.chat-context-menu-item:not(:last-child) {
  border-bottom: 1px solid #E5E7EB;
}