/* Bears AI Chatbot Styles */
:root {
  /* Default values for CSS custom properties - can be overridden via JavaScript */
  --bears-offset-side: 20px;
  --bears-offset-bottom: 20px;
  --bears-open-width: min(400px, 90vw);
  --bears-open-height: 70vh;
  
  /* Template color fallbacks - these will be overridden by template's actual values */
  /* Bootstrap 5 variables (if template doesn't define them) */
  --bs-primary: #0d6efd;
  --bs-primary-text: #fff;
  --bs-link-color: #0d6efd;
}

/* Screen reader only content */
.bears-sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.bears-aichatbot {
  position: fixed;
  z-index: 9999;
}

.bears-aichatbot[data-position="bottom-right"] {
  right: var(--bears-offset-side, 20px);
  bottom: var(--bears-offset-bottom, 20px);
}

.bears-aichatbot[data-position="bottom-left"] {
  left: var(--bears-offset-side, 20px);
  bottom: var(--bears-offset-bottom, 20px);
}

.bears-aichatbot-window {
  width: min(420px, 90vw);
  max-height: 70vh; /* container height, messages area flexes inside */
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 10px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
  overflow: hidden;
  /* Performance: Use GPU acceleration for animations */
  will-change: transform, opacity;
  /* Smooth transitions when opening/closing */
  transition: opacity 0.3s ease, transform 0.3s ease;
  position: relative;
  /* Prevent layout shifts from toolbar buttons */
  contain: layout style;
}

/* Standard resize grip indicator */
.bears-aichatbot--open .bears-aichatbot-window::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 0 16px 16px;
  border-color: transparent transparent #666 transparent;
  cursor: nwse-resize;
  pointer-events: none;
  z-index: 10;
  opacity: 0.4;
  transition: opacity 0.2s ease, border-color 0.2s ease;
}

/* Hover state */
.bears-aichatbot--open .bears-aichatbot-window:hover::after {
  opacity: 0.7;
  border-bottom-color: #444;
}

/* Animate chat window appearance */
.bears-aichatbot--closed .bears-aichatbot-window {
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}

.bears-aichatbot--open .bears-aichatbot-window {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.bears-aichatbot-header {
  /* Inherit from template's button styles */
  /* First try to use button CSS variables, then primary button class colors, then fallback */
  background: var(--bs-btn-bg, var(--btn-primary-bg, var(--button-primary-bg, var(--bs-primary, #4078C0))));
  color: var(--bs-btn-color, var(--btn-primary-color, var(--button-primary-color, #fff)));
  padding: 10px 12px;
  position: relative;
  /* Prevent toolbar from affecting header height */
  min-height: 42px;
}

/* Alternative: Match .btn-primary if template uses it */
.btn-primary + .bears-aichatbot .bears-aichatbot-header,
.bears-aichatbot-header.use-btn-primary {
  background: inherit;
  color: inherit;
}

.bears-aichatbot-title {
  font-weight: 600;
}

.bears-aichatbot-messages {
  padding: 12px;
  overflow-y: auto;
  flex: 1 1 auto; /* expands to fit answers within window */
  /* Smooth scrolling for better UX */
  scroll-behavior: smooth;
  /* Better scrollbar styling for webkit browsers */
  scrollbar-width: thin;
  scrollbar-color: #d0d7de transparent;
}

/* Custom scrollbar for webkit browsers */
.bears-aichatbot-messages::-webkit-scrollbar {
  width: 6px;
}

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

.bears-aichatbot-messages::-webkit-scrollbar-thumb {
  background: #d0d7de;
  border-radius: 3px;
}

.bears-aichatbot-messages::-webkit-scrollbar-thumb:hover {
  background: #a0a7ae;
}

.message {
  display: flex;
  margin-bottom: 10px;
  /* Animate message appearance */
  animation: bears-message-appear 0.3s ease-out;
}

@keyframes bears-message-appear {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.message.user { justify-content: flex-end; }
.message.bot { justify-content: flex-start; }

.bubble {
  max-width: 85%;
  padding: 10px 12px;
  border-radius: 14px;
  line-height: 1.4;
  word-wrap: break-word;
  white-space: normal; /* avoid extra gaps around block elements in bot messages */
}
/* Preserve user-entered line breaks only for user messages */
.message.user .bubble { white-space: pre-wrap; }
.message.bot .bubble { white-space: normal; max-width: 100%; }

/* Tighter default spacing for formatted content */
.bears-aichatbot .bubble p { margin: 0.35em 0; }
.bears-aichatbot .bubble ul,
.bears-aichatbot .bubble ol {
  padding-left: 0.5em;
}
/* Continuous numbering across separate step lists using a shared counter */
.bears-aichatbot .bubble { counter-reset: bears-step; }
/* Only affect top-level ordered lists in the bubble */
.bears-aichatbot .bubble > ol { list-style: none; padding-left: 1.6em; margin: 0.25em 0 0.35em; }
.bears-aichatbot .bubble > ol > li { position: relative; margin: 0.25em 0; }
.bears-aichatbot .bubble > ol > li::before {
  content: counter(bears-step) '. ';
  counter-increment: bears-step;
  position: absolute;
  left: -1.6em;
}
.bears-aichatbot .bubble pre { margin: 0.25em 0; }
.message.user .bubble {
  /* Use template's primary color for user messages */
  background: var(--bs-primary, #4078C0);
  color: var(--bs-primary-text, #fff);
  border-bottom-right-radius: 4px;
}
.message.bot .bubble {
  background: #f2f5f8;
  border-radius: 4px;
}

.bears-aichatbot-input {
  border-top: 1px solid #eee;
  padding: 10px;
  display: flex;
  gap: 8px;
}

.bears-aichatbot-text {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid #ccc;
  border-radius: 8px;
  transition: border-color 0.2s ease;
  resize: none; /* Prevent manual resizing */
  font-family: inherit; /* Use template's font */
}

.bears-aichatbot-text:focus {
  outline: none;
  border-color: var(--bs-primary, #0d6efd);
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

/* Auto-resize textarea based on content */
.bears-aichatbot-text {
  min-height: 38px;
  max-height: 120px;
  overflow-y: auto;
}

/* Send button loading state */
.bears-aichatbot-send {
  position: relative;
  min-width: 80px;
  overflow: hidden;
  transition: opacity 0.2s ease, transform 0.1s ease;
}

.bears-aichatbot-send:active:not(:disabled) {
  transform: scale(0.95);
}

.bears-aichatbot-send:disabled { 
  opacity: 0.9; 
  cursor: not-allowed; 
}

/* Loading animation for send button */
.bears-aichatbot-send.loading::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: bears-loading-sweep 1.5s infinite;
}

@keyframes bears-loading-sweep {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* Thinking indicator in messages */
.bears-thinking-indicator {
  display: flex;
  align-items: center;
  padding: 12px;
  background: #f2f5f8;
  border-radius: 14px;
  margin: 10px 0;
  max-width: 200px;
  animation: bears-message-appear 0.3s ease-out;
}

.bears-thinking-text {
  margin-right: 10px;
  color: var(--bs-primary, #4078C0);
  font-weight: 500;
  animation: bears-typing 0.8s infinite alternate;
}

/* Animated dots */
.bears-thinking-dots {
  display: flex;
  gap: 4px;
}

.bears-thinking-dots span {
  width: 8px;
  height: 8px;
  background: var(--bs-primary, #4078C0);
  border-radius: 50%;
  animation: bears-dot-pulse 1.4s infinite ease-in-out;
}

.bears-thinking-dots span:nth-child(1) {
  animation-delay: -0.32s;
}

.bears-thinking-dots span:nth-child(2) {
  animation-delay: -0.16s;
}

.bears-thinking-dots span:nth-child(3) {
  animation-delay: 0s;
}

@keyframes bears-dot-pulse {
  0%, 80%, 100% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  40% {
    transform: scale(1.2);
    opacity: 1;
  }
}

/* Typing animation for the thinking text */
@keyframes bears-typing {
  from { opacity: 0.6; }
  to { opacity: 1; }
}

/* Extended Markdown formatting */
/* Headings - minimal overrides, mostly inherit from template */
.bears-aichatbot .bubble h1,
.bears-aichatbot .bubble h2,
.bears-aichatbot .bubble h3,
.bears-aichatbot .bubble h4,
.bears-aichatbot .bubble h5,
.bears-aichatbot .bubble h6 {
    /* Only adjust margins for chat bubble context */
    margin-top: 0.5em;
    margin-bottom: 0.35em;
    /* Everything else (font-size, font-weight, line-height, color) inherits from template */
}

/* Blockquotes */
.bears-aichatbot .bubble blockquote {
    margin: 0.5em 0;
    padding: 0.5em 1em;
    border-left: 3px solid #d0d7de;
    color: #656d76;
    background: #f6f8fa;
}

/* Horizontal rules */
.bears-aichatbot .bubble hr {
    margin: 1em 0;
    border: none;
    border-top: 1px solid #d0d7de;
}

/* Emphasis */
.bears-aichatbot .bubble strong {
    font-weight: 600;
}

.bears-aichatbot .bubble em {
    font-style: italic;
}

.bears-aichatbot .bubble del {
    text-decoration: line-through;
    opacity: 0.7;
}

/* Images */
.bears-aichatbot .bubble img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0.5em 0;
}

/* Links */
.bears-aichatbot .bubble a {
    /* Use template's link color or fallback */
    color: var(--bs-link-color, #0b74de);
    text-decoration: underline;
    word-break: break-all;
}

/* Code blocks */
.bears-aichatbot .bubble pre {
    background: #f6f8fa;
    padding: 8px;
    border-radius: 6px;
    overflow: auto;
}

/* Inline code */
.bears-aichatbot .bubble code {
    background: #f2f4f7;
    padding: 2px 4px;
    border-radius: 4px;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* Lists */
.bears-aichatbot .bubble li {
    margin: 0.25em 0;
}

/* Enhanced accessibility improvements */
.bears-aichatbot *:focus {
  outline: 2px solid var(--bs-primary, #0d6efd) !important;
  outline-offset: 2px !important;
}

.bears-aichatbot-toggle:focus,
.bears-aichatbot-close:focus,
.bears-aichatbot-send:focus,
.bears-aichatbot-text:focus {
  outline: 2px solid var(--bs-primary, #0d6efd) !important;
  outline-offset: 2px !important;
}

/* Focus visible for better keyboard navigation */
.bears-aichatbot-toggle:focus-visible,
.bears-aichatbot-close:focus-visible,
.bears-aichatbot-send:focus-visible,
.bears-aichatbot-text:focus-visible {
  outline: 3px solid var(--bs-primary, #0d6efd) !important;
  outline-offset: 2px !important;
}

/* Skip link for keyboard users */
.bears-skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--bs-primary, #0d6efd);
  color: var(--bs-primary-text, #fff);
  padding: 8px;
  text-decoration: none;
  border-radius: 4px;
  z-index: 10000;
  transition: top 0.3s;
}

.bears-skip-link:focus {
  top: 6px;
}

/* High contrast improvements */
@media (prefers-contrast: high) {
  .bears-aichatbot-window {
    border-width: 3px !important;
  }
  
  .bubble {
    border: 2px solid !important;
  }
  
  .bears-aichatbot-toggle,
  .bears-aichatbot-send {
    border: 2px solid !important;
  }
}

/* Error state for messages */
.message.error .bubble {
  background: #fee;
  border: 1px solid #fcc;
  color: #c00;
}

/* Copy button for code blocks */
.bears-aichatbot .bubble pre {
  position: relative;
}

.bears-aichatbot .bubble pre:hover .bears-copy-btn {
  opacity: 1;
}

.bears-copy-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  padding: 4px 8px;
  background: #fff;
  border: 1px solid #d0d7de;
  border-radius: 4px;
  font-size: 12px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.bears-copy-btn:hover {
  background: #f0f0f0;
}

.bears-copy-btn.copied {
  background: #28a745;
  color: #fff;
  border-color: #28a745;
}

/* Mobile optimizations */
@media (max-width: 480px) {
  .bears-aichatbot-window {
    width: 100vw;
    max-height: 100vh;
    border-radius: 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
  }
  
  .bears-aichatbot--open {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
  }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  .bears-aichatbot-window,
  .message,
  .bears-thinking-indicator,
  .bears-aichatbot-send,
  .bears-aichatbot-text {
    animation: none !important;
    transition: none !important;
  }
  
  .bears-aichatbot-messages {
    scroll-behavior: auto;
  }
}

/* High contrast mode support - using more compatible syntax */
@media screen and (-ms-high-contrast: active), screen and (-ms-high-contrast: black-on-white), screen and (-ms-high-contrast: white-on-black) {
  .bears-aichatbot-window {
    border: 2px solid;
  }
  
  .bubble {
    border: 1px solid;
  }
}

/* Modern high contrast support for newer browsers */
@supports (prefers-contrast: high) {
  @media (prefers-contrast: high) {
    .bears-aichatbot-window {
      border: 2px solid;
    }
    
    .bubble {
      border: 1px solid;
    }
  }
}

/* Dark mode styles - only apply when explicitly enabled */
.bears-dark-mode .bears-aichatbot-window {
  background: #1a1a1a;
  border-color: #333;
  color: #e0e0e0;
}

.bears-dark-mode .bears-aichatbot-header {
  background: #2a5599;
  color: #fff;
}

.bears-dark-mode .bears-aichatbot-messages {
  scrollbar-color: #555 #1a1a1a;
}

.bears-dark-mode .bears-aichatbot-messages::-webkit-scrollbar-thumb {
  background: #555;
}

.bears-dark-mode .bears-aichatbot-messages::-webkit-scrollbar-thumb:hover {
  background: #666;
}

.bears-dark-mode .message.bot .bubble {
  background: #2a2a2a;
  color: #e0e0e0;
}

.bears-dark-mode .message.user .bubble {
  background: #2a5599;
  color: #fff;
}

.bears-dark-mode .bears-aichatbot-input {
  border-top-color: #333;
}

.bears-dark-mode .bears-aichatbot-text {
  background: #2a2a2a;
  border-color: #444;
  color: #e0e0e0;
}

.bears-dark-mode .bears-aichatbot-text:focus {
  border-color: #4d94ff;
  box-shadow: 0 0 0 0.2rem rgba(77, 148, 255, 0.25);
}

.bears-dark-mode .bears-thinking-indicator {
  background: #2a2a2a;
  color: #e0e0e0;
}

.bears-dark-mode .bears-thinking-text {
  color: #4d94ff;
}

.bears-dark-mode .bears-thinking-dots span {
  background: #4d94ff;
}

.bears-dark-mode .bears-aichatbot .bubble blockquote {
  background: #2a2a2a;
  border-left-color: #444;
  color: #b0b0b0;
}

.bears-dark-mode .bears-aichatbot .bubble hr {
  border-top-color: #444;
}

.bears-dark-mode .bears-aichatbot .bubble a {
  color: #6cb2ff;
}

.bears-dark-mode .bears-aichatbot .bubble pre {
  background: #1a1a1a;
  border: 1px solid #333;
  color: #e0e0e0;
}

.bears-dark-mode .bears-aichatbot .bubble code {
  background: #2a2a2a;
  color: #e0e0e0;
}

.bears-dark-mode .bears-copy-btn {
  background: #2a2a2a;
  border-color: #444;
  color: #e0e0e0;
}

.bears-dark-mode .bears-copy-btn:hover {
  background: #333;
}

.bears-dark-mode .bears-copy-btn.copied {
  background: #28a745;
  color: #fff;
  border-color: #28a745;
}

.bears-dark-mode .message.error .bubble {
  background: #3a1a1a;
  border-color: #633;
  color: #faa;
}

/* Dark mode resize handle */
.bears-dark-mode.bears-aichatbot--open .bears-aichatbot-window::after {
  border-bottom-color: #999;
}

.bears-dark-mode.bears-aichatbot--open .bears-aichatbot-window:hover::after {
  border-bottom-color: #ccc;
}

/* NEW FEATURES STYLES */

/* Chat toolbar for copy, sound, and dark mode buttons */
.bears-chat-toolbar {
  position: absolute;
  top: 10px;
  right: 40px;
  display: flex;
  gap: 8px;
  z-index: 10;
}

.bears-toolbar-btn {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
  padding: 0;
  position: relative;
  overflow: hidden;
}

.bears-toolbar-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  /* Removed transform to prevent box jumping */
}

.bears-toolbar-btn:active {
  background: rgba(255, 255, 255, 0.4);
  /* Removed transform to prevent box jumping */
}

/* Font Awesome icons in toolbar buttons */
.bears-toolbar-btn i {
  font-size: 14px;
  line-height: 1;
}

/* Legacy SVG support (fallback) */
.bears-toolbar-btn svg {
  width: 16px;
  height: 16px;
}

/* Removed duplicate - now defined below without animation */

/* Dark mode toolbar buttons */
.bears-dark-mode .bears-toolbar-btn {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.bears-dark-mode .bears-toolbar-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Connection status button in toolbar */
.bears-toolbar-btn.connection-btn {
  position: relative;
}

.bears-toolbar-btn.connection-btn.online {
  background: rgba(40, 167, 69, 0.3);
  border-color: rgba(40, 167, 69, 0.5);
}

.bears-toolbar-btn.connection-btn.offline {
  background: rgba(220, 53, 69, 0.3);
  border-color: rgba(220, 53, 69, 0.5);
  animation: pulse-offline 2s infinite;
}

@keyframes pulse-offline {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

/* Dark mode connection button */
.bears-dark-mode .bears-toolbar-btn.connection-btn.online {
  background: rgba(40, 167, 69, 0.2);
  border-color: rgba(40, 167, 69, 0.4);
}

.bears-dark-mode .bears-toolbar-btn.connection-btn.offline {
  background: rgba(220, 53, 69, 0.2);
  border-color: rgba(220, 53, 69, 0.4);
}

/* Notification system */
.bears-notification {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 12px 20px;
  background: #333;
  color: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 10000;
  opacity: 0;
  transform: translateX(100%);
  transition: all 0.3s ease;
  max-width: 300px;
  font-size: 14px;
}

.bears-notification.show {
  opacity: 1;
  transform: translateX(0);
}

.bears-notification.success {
  background: #28a745;
}

.bears-notification.error {
  background: #dc3545;
}

.bears-notification.info {
  background: #17a2b8;
}

/* Auto dark mode detection indicator */
.bears-aichatbot[data-auto-dark="true"] .bears-aichatbot-header::after {
  content: '🌙';
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: 16px;
  opacity: 0.7;
}

.bears-toolbar-btn.tts-btn.enabled {
  background: rgba(40, 167, 69, 0.4);
  border-color: rgba(40, 167, 69, 0.6);
}

/* Copy conversation button special styling */
.bears-toolbar-btn.copy-btn:active {
  background: rgba(40, 167, 69, 0.4);
  border-color: rgba(40, 167, 69, 0.6);
}

/* Responsive adjustments for toolbar */
@media (max-width: 480px) {
  .bears-chat-toolbar {
    right: 45px;
    gap: 4px;
  }
  
  .bears-toolbar-btn {
    width: 28px;
    height: 28px;
  }
  
  .bears-connection-status {
    top: 45px;
    font-size: 10px;
  }
  
  .bears-notification {
    right: 10px;
    left: 10px;
    max-width: none;
  }
}

/* Accessibility improvements for new features */
.bears-toolbar-btn:focus,
.bears-toolbar-btn:focus-visible {
  outline: 2px solid #fff !important;
  outline-offset: 1px !important;
}

.bears-dark-mode .bears-toolbar-btn:focus,
.bears-dark-mode .bears-toolbar-btn:focus-visible {
  outline-color: #4d94ff !important;
}

/* High contrast mode support for new features */
@media (prefers-contrast: high) {
  .bears-toolbar-btn {
    border-width: 2px !important;
  }
  
  .bears-connection-status {
    border: 1px solid !important;
  }
  
  .bears-notification {
    border: 2px solid !important;
  }
}

/* Reduced motion for new animations */
@media (prefers-reduced-motion: reduce) {
  .bears-notification {
    transition: opacity 0.1s !important;
  }
  
  .bears-toolbar-btn {
    transition: none !important;
  }
}