/*
 * DUODRIVEN Chat Widget Styles
 * AI Agent integration with n8n
 */

/* ============================================
 * CHAT TOGGLE BUTTON
 * ============================================ */

.chat-toggle {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent-blue) 0%, var(--color-accent-purple) 100%);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--glow-blue-strong);
  z-index: var(--z-modal);
  transition: all var(--transition-normal);
  animation: pulse-glow 2s ease-in-out infinite;
}

.chat-toggle:hover {
  transform: scale(1.1);
  box-shadow: var(--glow-blue-strong), var(--glow-purple);
}

.chat-toggle svg {
  width: 28px;
  height: 28px;
  color: white;
  transition: transform var(--transition-fast);
}

.chat-toggle.active svg {
  transform: rotate(90deg);
}

/* Notification dot */
.chat-toggle .notification-dot {
  position: absolute;
  top: 0;
  right: 0;
  width: 12px;
  height: 12px;
  background: var(--color-accent-emerald);
  border-radius: 50%;
  border: 2px solid var(--color-bg-primary);
}

/* ============================================
 * CHAT WIDGET CONTAINER
 * ============================================ */

.chat-widget {
  position: fixed;
  bottom: calc(var(--space-6) + 70px);
  right: var(--space-6);
  width: 380px;
  max-width: calc(100vw - var(--space-8));
  height: 520px;
  max-height: calc(100vh - 150px);
  background: var(--glass-bg-dark);
  backdrop-filter: var(--glass-blur-strong);
  -webkit-backdrop-filter: var(--glass-blur-strong);
  border: var(--glass-border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.95);
  transition: all var(--transition-normal);
}

.chat-widget.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

/* Mobile full-screen */
@media (max-width: 480px) {
  .chat-widget {
    bottom: 0;
    right: 0;
    width: 100%;
    max-width: 100%;
    height: 100%;
    max-height: 100%;
    border-radius: 0;
  }
  
  .chat-toggle {
    bottom: var(--space-4);
    right: var(--space-4);
  }
}

/* ============================================
 * CHAT HEADER
 * ============================================ */

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  background: var(--color-bg-secondary);
  border-bottom: var(--border-subtle);
}

.chat-header-info {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.chat-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.chat-avatar svg {
  width: 20px;
  height: 20px;
  color: white;
}

.chat-avatar .status-dot {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 10px;
  height: 10px;
  background: var(--color-accent-emerald);
  border-radius: 50%;
  border: 2px solid var(--color-bg-secondary);
}

.chat-header-text h4 {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  margin: 0;
}

.chat-header-text span {
  font-size: var(--text-xs);
  color: var(--color-accent-emerald);
}

.chat-header-actions {
  display: flex;
  gap: var(--space-2);
}

.chat-header-actions button {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.chat-header-actions button:hover {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
}

/* ============================================
 * CHAT MESSAGES AREA
 * ============================================ */

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

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

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

.chat-messages::-webkit-scrollbar-thumb {
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
}

/* Message bubbles */
.message {
  display: flex;
  gap: var(--space-3);
  max-width: 85%;
  animation: fadeInUp 0.3s ease;
}

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

.message.bot {
  align-self: flex-start;
}

.message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.message.bot .message-avatar {
  background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-purple));
}

.message.user .message-avatar {
  background: var(--color-bg-tertiary);
}

.message-avatar svg {
  width: 16px;
  height: 16px;
  color: white;
}

.message-content {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-xl);
  font-size: var(--text-sm);
  line-height: 1.5;
}

.message.bot .message-content {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border-bottom-left-radius: var(--radius-sm);
}

.message.user .message-content {
  background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-cyan));
  color: white;
  border-bottom-right-radius: var(--radius-sm);
}

.message-time {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  margin-top: var(--space-1);
}

/* ============================================
 * TYPING INDICATOR
 * ============================================ */

.typing-indicator {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  padding: var(--space-4);
}

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

.typing-indicator .dots span {
  width: 8px;
  height: 8px;
  background: var(--color-accent-blue);
  border-radius: 50%;
  animation: bounce-small 1.4s ease-in-out infinite;
}

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

/* ============================================
 * QUICK ACTIONS
 * ============================================ */

.quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-top: var(--border-subtle);
  background: rgba(15, 23, 42, 0.5);
}

.quick-action {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-accent-blue);
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.quick-action:hover {
  background: rgba(59, 130, 246, 0.2);
  border-color: var(--color-accent-blue);
}

/* ============================================
 * CHAT INPUT
 * ============================================ */

.chat-input-wrapper {
  padding: var(--space-4);
  border-top: var(--border-subtle);
  background: var(--color-bg-secondary);
}

.chat-input-form {
  display: flex;
  gap: var(--space-3);
  align-items: flex-end;
}

.chat-input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  border: var(--border-subtle);
  border-radius: var(--radius-xl);
  resize: none;
  min-height: 44px;
  max-height: 120px;
  transition: border-color var(--transition-fast);
}

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

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

.chat-send-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-cyan));
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.chat-send-btn:hover {
  transform: scale(1.05);
  box-shadow: var(--glow-blue);
}

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

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

/* ============================================
 * WELCOME MESSAGE
 * ============================================ */

.welcome-message {
  text-align: center;
  padding: var(--space-6);
}

.welcome-message .avatar {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-4);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent-blue), var(--color-accent-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulse 2s ease-in-out infinite;
}

.welcome-message .avatar svg {
  width: 32px;
  height: 32px;
  color: white;
}

.welcome-message h4 {
  font-size: var(--text-base);
  margin-bottom: var(--space-2);
}

.welcome-message p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

/* ============================================
 * ERROR STATE
 * ============================================ */

.message.error .message-content {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: var(--color-error);
}

/* ============================================
 * CHAT MINIMIZED STATE
 * ============================================ */

.chat-widget.minimized {
  height: 60px;
}

.chat-widget.minimized .chat-messages,
.chat-widget.minimized .quick-actions,
.chat-widget.minimized .chat-input-wrapper {
  display: none;
}