/**
 * Chat Component Styles
 * Floating chat widget with draggable window
 */

/* ==========================================================================
   Floating Chat Component
   ========================================================================== */

.chat-container {
  position: fixed;
  z-index: 100000;
  font-family: var(--font-primary);
}

.chat-container.bottom-right {
  bottom: var(--space-lg);
  right: var(--space-lg);
}

.chat-container.bottom-left {
  bottom: var(--space-lg);
  left: var(--space-lg);
}

/* Chat Toggle Button */
.chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--color-accent);
  border: none;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
  position: relative;
}

.chat-toggle:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.chat-toggle:active {
  transform: translateY(0);
}

.chat-notification-dot {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 12px;
  height: 12px;
  background: var(--color-error);
  border-radius: 50%;
  border: 2px solid white;
  display: none;
  animation: chatPulse 2s infinite;
}

/* Chat Window */
.chat-window {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 400px;
  max-width: calc(100vw - 40px);
  height: 500px;
  max-height: calc(100vh - 150px);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  transition: all var(--transition-base);
}

.chat-container.minimized .chat-window {
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.95);
  pointer-events: none;
}

/* Chat Header (Draggable) */
.chat-header {
  padding: var(--space-md);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: move;
  user-select: none;
}

.chat-header:active {
  cursor: grabbing;
}

/* Chat Window Dragging State */
.chat-window.dragging {
  transition: none !important;
  cursor: grabbing;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.chat-window.dragging .chat-header {
  cursor: grabbing;
}

.chat-title-section {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.chat-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-accent-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.chat-info {
  display: flex;
  flex-direction: column;
}

.chat-title {
  margin: 0;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

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

.chat-status::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-success);
  border-radius: 50%;
}

.chat-controls {
  display: flex;
  gap: var(--space-xs);
}

.chat-minimize,
.chat-close {
  width: 28px;
  height: 28px;
  border: none;
  background: transparent;
  color: var(--color-text-tertiary);
  cursor: pointer;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.chat-minimize:hover,
.chat-close:hover {
  background: var(--color-surface-hover);
  color: var(--color-text-secondary);
}

/* Chat Messages */
.chat-messages {
  flex: 1;
  padding: var(--space-md);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.chat-message {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
}

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

.chat-message.user-message .message-content {
  background: var(--color-accent);
  color: black;
  margin-left: var(--space-xl);
}

.chat-message.user-message .message-content p,
.chat-message.user-message .message-content li,
.chat-message.user-message .message-content strong {
  color: black !important;
}

.chat-message.bot-message .message-content {
  background: var(--color-surface);
  color: var(--color-text-primary);
  margin-right: var(--space-xl);
}

.message-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-accent-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.message-content {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  max-width: 280px;
  word-wrap: break-word;
}

.message-content p {
  margin: 0;
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

.message-content ul {
  margin: var(--space-xs) 0 0 0;
  padding-left: var(--space-md);
}

.message-content li {
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-xs);
}

.message-content strong {
  font-weight: var(--font-weight-semibold);
}

/* Chat Input */
.chat-input-container {
  padding: var(--space-md);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

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

.chat-input {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  resize: none;
  min-height: 36px;
  max-height: 100px;
  line-height: 1.4;
}

.chat-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent-bg);
}

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

.chat-send {
  width: 36px;
  height: 36px;
  border: none;
  background: var(--color-accent);
  color: white;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

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

.chat-send:disabled {
  background: var(--color-surface);
  color: var(--color-text-tertiary);
  cursor: not-allowed;
}

/* Typing Indicator */
.chat-typing {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  color: var(--color-text-tertiary);
  font-size: var(--font-size-xs);
}

.typing-indicator {
  display: flex;
  gap: 2px;
  align-items: center;
}

.typing-indicator span {
  width: 4px;
  height: 4px;
  background: var(--color-text-tertiary);
  border-radius: 50%;
  animation: chatTyping 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(1) {
  animation-delay: -0.32s;
}

.typing-indicator span:nth-child(2) {
  animation-delay: -0.16s;
}

/* Responsive Breakpoints */
@media (max-width: 768px) {
  .chat-container.bottom-right {
    bottom: var(--space-md);
    right: var(--space-md);
  }
  
  .chat-container.bottom-left {
    bottom: var(--space-md);
    left: var(--space-md);
  }
  
  .chat-window {
    width: calc(100vw - 80px);
    max-width: 500px;
    height: 600px;
    bottom: 70px;
  }
  
  .chat-toggle {
    width: 50px;
    height: 50px;
  }
  
  .message-content {
    max-width: 220px;
  }
}

@media (max-width: 480px) {
  .chat-window {
    width: calc(100vw - 40px);
    max-width: none;
    right: -10px;
    left: -10px;
    height: 400px;
  }
  
  .message-content {
    max-width: 200px;
  }
}

/* Animations */
@keyframes chatPulse {
  0%, 70%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  35% {
    transform: scale(1.2);
    opacity: 0.7;
  }
}

@keyframes chatTyping {
  0%, 60%, 100% {
    transform: translateY(0);
    opacity: 0.3;
  }
  30% {
    transform: translateY(-10px);
    opacity: 1;
  }
}

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