/**
 * RECIPE ASSISTANT CHAT STYLES
 * =====================================
 * Styles for the AI-powered recipe assistant chat
 */

/* Chat Toggle Button (FAB - Floating Action Button) */
#recipe-chat-toggle {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.4), 0 8px 24px rgba(34, 197, 94, 0.2);
  cursor: pointer;
  z-index: var(--z-fixed);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  transition: all var(--transition-normal);
  animation: pulse-fab 2s infinite;
}

#recipe-chat-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(34, 197, 94, 0.5), 0 12px 32px rgba(34, 197, 94, 0.3);
}

#recipe-chat-toggle:active {
  transform: scale(0.95);
}

@keyframes pulse-fab {
  0%, 100% {
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.4), 0 8px 24px rgba(34, 197, 94, 0.2);
  }
  50% {
    box-shadow: 0 6px 16px rgba(34, 197, 94, 0.5), 0 12px 32px rgba(34, 197, 94, 0.3);
  }
}

/* Chat Container */
#recipe-chat-container {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: min(450px, calc(100vw - var(--space-12)));
  height: min(600px, calc(100vh - var(--space-16)));
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  z-index: var(--z-modal);
  display: none;
  flex-direction: column;
  overflow: hidden;
  transition: all var(--transition-normal);
  opacity: 0;
  transform: translateY(20px);
}

#recipe-chat-container.active {
  display: flex;
  opacity: 1;
  transform: translateY(0);
}

/* Chat Header */
.recipe-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.recipe-chat-header-title h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin: 0;
}

.recipe-chat-header-title i {
  font-size: var(--font-size-xl);
}

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

.recipe-chat-header-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--color-white);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: var(--font-size-base);
}

.recipe-chat-header-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.05);
}

.recipe-chat-header-btn:active {
  transform: scale(0.95);
}

/* Chat Messages Area */
#recipe-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  background: var(--bg-secondary);
}

/* Custom scrollbar for chat */
#recipe-chat-messages::-webkit-scrollbar {
  width: 6px;
}

#recipe-chat-messages::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
}

#recipe-chat-messages::-webkit-scrollbar-thumb {
  background: var(--color-gray-400);
  border-radius: var(--radius-full);
}

#recipe-chat-messages::-webkit-scrollbar-thumb:hover {
  background: var(--color-gray-500);
}

/* Chat Message */
.chat-message {
  display: flex;
  gap: var(--space-2);
  animation: messageSlideIn var(--transition-normal);
}

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

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

.chat-message-avatar {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-base);
  background: var(--color-gray-300);
  color: var(--text-secondary);
}

.chat-message--user .chat-message-avatar {
  background: var(--color-primary);
  color: var(--color-white);
}

.chat-message--assistant .chat-message-avatar {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: var(--color-white);
}

.chat-message-content {
  max-width: 75%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  word-wrap: break-word;
}

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

.chat-message--assistant .chat-message-content {
  background: var(--bg-primary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-bottom-left-radius: var(--radius-sm);
}

/* Message content formatting */
.chat-message-content strong {
  font-weight: var(--font-weight-semibold);
}

.chat-message-content em {
  font-style: italic;
}

/* Headers */
.chat-message-content h1,
.chat-message-content h2,
.chat-message-content h3 {
  margin: var(--space-3) 0 var(--space-2) 0;
  line-height: 1.3;
  font-weight: var(--font-weight-bold);
}

.chat-message-content h1 {
  font-size: var(--font-size-xl);
  border-bottom: 2px solid var(--border-color);
  padding-bottom: var(--space-2);
}

.chat-message-content h2 {
  font-size: var(--font-size-lg);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: var(--space-1);
}

.chat-message-content h3 {
  font-size: var(--font-size-base);
  color: var(--color-primary);
}

/* Lists */
.chat-message-content ul,
.chat-message-content ol {
  margin: var(--space-2) 0;
  padding-left: var(--space-5);
}

.chat-message-content ul {
  list-style-type: disc;
}

.chat-message-content ol {
  list-style-type: decimal;
}

.chat-message-content li {
  margin: var(--space-1) 0;
  padding-left: var(--space-1);
}

.chat-message-content li::marker {
  color: var(--color-primary);
}

/* Code blocks and inline code */
.chat-message-content code {
  background: var(--bg-tertiary);
  color: var(--color-primary);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-family: 'Monaco', 'Consolas', 'Courier New', monospace;
  font-size: 0.9em;
  border: 1px solid var(--border-color);
}

.chat-message-content pre {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  margin: var(--space-2) 0;
  overflow-x: auto;
}

.chat-message-content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--text-primary);
}

/* Links */
.chat-message-content a:not(.product-link) {
  color: var(--color-primary);
  text-decoration: underline;
  transition: color var(--transition-fast);
}

.chat-message-content a:not(.product-link):hover {
  color: var(--color-primary-dark);
  text-decoration: none;
}

/* User message adjustments for white text */
.chat-message--user .chat-message-content h1,
.chat-message--user .chat-message-content h2,
.chat-message--user .chat-message-content h3 {
  color: var(--color-white);
  border-bottom-color: rgba(255, 255, 255, 0.3);
}

.chat-message--user .chat-message-content code {
  background: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.3);
}

.chat-message--user .chat-message-content pre {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
}

.chat-message--user .chat-message-content pre code {
  color: var(--color-white);
}

.chat-message--user .chat-message-content li::marker {
  color: rgba(255, 255, 255, 0.8);
}

.chat-message--user .chat-message-content a:not(.product-link) {
  color: var(--color-white);
  text-decoration-color: rgba(255, 255, 255, 0.7);
}

/* Product links in messages */
.chat-message-content .product-link {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: var(--font-weight-semibold);
  border-bottom: 2px solid var(--color-primary);
  transition: all var(--transition-fast);
  cursor: pointer;
  padding-bottom: 1px;
}

.chat-message-content .product-link:hover {
  color: var(--color-primary-dark);
  border-bottom-color: var(--color-primary-dark);
  background: rgba(34, 197, 94, 0.1);
  padding: 2px 4px;
  margin: -2px -4px;
  border-radius: var(--radius-sm);
}

.chat-message--user .chat-message-content .product-link {
  color: var(--color-white);
  border-bottom-color: rgba(255, 255, 255, 0.7);
}

.chat-message--user .chat-message-content .product-link:hover {
  border-bottom-color: var(--color-white);
  background: rgba(255, 255, 255, 0.2);
}

/* Typing indicator */
.chat-typing {
  opacity: 0.7;
}

.typing-indicator {
  display: flex;
  gap: 4px;
  padding: var(--space-2) 0;
}

.typing-indicator span {
  width: 8px;
  height: 8px;
  background: var(--color-gray-400);
  border-radius: var(--radius-full);
  animation: typingBounce 1.4s infinite;
}

.typing-indicator span:nth-child(2) {
  animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typingBounce {
  0%, 60%, 100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-8px);
  }
}

/* Chat Input Area */
.recipe-chat-input-area {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
}

#recipe-chat-input {
  flex: 1;
  min-height: 44px;
  max-height: 120px;
  padding: var(--space-3);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-family: inherit;
  font-size: var(--font-size-sm);
  line-height: 1.5;
  resize: none;
  transition: border-color var(--transition-fast);
}

#recipe-chat-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

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

#recipe-chat-input:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

#recipe-chat-send {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  transition: all var(--transition-fast);
}

#recipe-chat-send:hover:not(:disabled) {
  background: var(--color-primary-dark);
  transform: scale(1.05);
}

#recipe-chat-send:active:not(:disabled) {
  transform: scale(0.95);
}

#recipe-chat-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  #recipe-chat-toggle {
    bottom: var(--space-4);
    right: var(--space-4);
    width: 56px;
    height: 56px;
  }

  #recipe-chat-container {
    bottom: 0;
    right: 0;
    left: 0;
    width: 100%;
    height: 100%;
    max-height: 100vh;
    border-radius: 0;
    margin: 0;
  }

  #recipe-chat-container.active {
    display: flex;
  }

  .recipe-chat-header {
    padding: var(--space-3);
  }

  .recipe-chat-header-title h3 {
    font-size: var(--font-size-base);
  }

  #recipe-chat-messages {
    padding: var(--space-3);
  }

  .chat-message-content {
    max-width: 80%;
    font-size: var(--font-size-sm);
  }

  .recipe-chat-input-area {
    padding: var(--space-3);
  }

  #recipe-chat-input {
    font-size: 16px; /* Prevent zoom on iOS */
  }
}

/* Hide chat toggle when chat is open on mobile */
@media (max-width: 768px) {
  #recipe-chat-container.active ~ #recipe-chat-toggle {
    display: none;
  }
}

/* Dark theme adjustments */
[data-theme="dark"] .recipe-chat-header {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, #16a34a 100%);
}

[data-theme="dark"] .chat-message-avatar {
  background: var(--color-gray-700);
}

[data-theme="dark"] .chat-message--assistant .chat-message-content {
  background: var(--bg-tertiary);
  border-color: var(--border-color);
}

[data-theme="dark"] .typing-indicator span {
  background: var(--color-gray-500);
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
  #recipe-chat-toggle,
  .chat-message,
  #recipe-chat-container {
    animation: none;
    transition: none;
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  #recipe-chat-container {
    border: 2px solid var(--text-primary);
  }

  .chat-message-content {
    border-width: 2px;
  }

  #recipe-chat-input {
    border-width: 3px;
  }
}