/**
 * AI Assistant Styles
 * 
 * Styles for the AI Assistant drawer, chat interface, and related components.
 * Uses the same design system as the wizard (colors, spacing, typography).
 */

/* ==========================================
   DRAWER & LAYOUT
   ========================================== */

.ai-assistant-drawer {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  opacity: 0;
  overflow: hidden;
  transition: opacity 0.3s ease;
}

.ai-assistant-drawer.open {
  opacity: 1;
}

.ai-assistant-drawer.closing {
  opacity: 0;
}

.ai-drawer-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
}

.ai-drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 100%;
  background: var(--ai-surface);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
  overflow: visible;
}

.ai-assistant-drawer.open .ai-drawer-panel {
  transform: translateX(0);
}

/* Drawer Header - Removed to avoid double headers */

/* Drawer Body */
.ai-drawer-body {
  flex: 1;
  display: flex;
  overflow: hidden;
}

/* ==========================================
   SIDEBAR
   ========================================== */

.ai-sidebar {
  width: 260px;
  min-width: 260px;
  border-right: 1px solid var(--ai-border-strong);
  background: var(--ai-surface-muted);
  display: flex;
  flex-direction: column;
  transition: width 0.3s ease, min-width 0.3s ease, margin 0.3s ease;
}

.ai-sidebar.collapsed {
  width: 0;
  min-width: 0;
  margin-left: -1px;
  overflow: hidden;
}

.ai-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--ai-border-strong);
}

.ai-sidebar-title {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--ai-text);
}

.ai-sidebar-close {
  background: none;
  border: none;
  padding: 4px;
  cursor: pointer;
  color: var(--ai-text-subtle);
  border-radius: var(--ai-radius-sm);
  display: none;
}

.ai-sidebar-close:hover {
  background: var(--ai-surface-hover);
}

/* New Chat Button */
.ai-new-chat-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 12px;
  padding: 10px 16px;
  background: var(--ai-accent);
  color: var(--ai-surface);
  border: none;
  border-radius: var(--ai-radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--ai-motion);
  box-shadow: 0 2px 8px var(--ai-accent-tint-strong);
}

.ai-new-chat-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--ai-shadow-md);
}

/* Sidebar Content */
.ai-sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.ai-sidebar-section {
  margin-bottom: 16px;
}

.ai-sidebar-section.bookmarked {
  border-bottom: 1px solid var(--ai-border-strong);
  padding-bottom: 12px;
  margin-bottom: 12px;
}

.ai-section-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 11px;
  font-weight: 600;
  color: var(--ai-text-subtle);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Conversation List */
.ai-conversation-list {
  display: flex;
  flex-direction: column;
}

.ai-conversation-group-header {
  padding: 8px 16px 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--ai-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ai-conversation-item {
  display: flex;
  align-items: center;
  padding: 10px 16px;
  cursor: pointer;
  transition: background 0.2s ease;
  position: relative;
}

.ai-conversation-item:hover {
  background: var(--ai-surface-hover);
}

.ai-conversation-item.active {
  background: var(--ai-active);
  border-left: 3px solid var(--ai-accent);
  padding-left: 13px;
}

.ai-conversation-content {
  flex: 1;
  min-width: 0;
}

.ai-conversation-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--ai-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 2px;
}

.ai-conversation-meta {
  font-size: 11px;
  color: var(--ai-text-subtle);
}

.ai-conversation-actions {
  display: none;
  gap: 4px;
}

.ai-conversation-item:hover .ai-conversation-actions {
  display: flex;
}

.ai-action-btn {
  background: none;
  border: none;
  padding: 4px;
  cursor: pointer;
  color: var(--ai-text-subtle);
  border-radius: var(--ai-radius-sm);
  transition: all var(--ai-motion);
}

.ai-action-btn:hover {
  background: var(--ai-surface);
  color: var(--ai-text);
}

.ai-action-btn.bookmark.active {
  color: var(--ai-accent);
}

.ai-action-btn.delete:hover {
  color: var(--ai-danger);
}

/* Sidebar Loading & Empty States */
.ai-sidebar-loading,
.ai-sidebar-empty {
  padding: 32px 16px;
  text-align: center;
  color: var(--ai-text-subtle);
}

.ai-loading-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--ai-border-strong);
  border-top-color: var(--ai-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 12px;
}

.ai-empty-icon {
  color: var(--ai-text-faint);
  margin-bottom: 12px;
}

.ai-empty-hint {
  font-size: 12px;
  color: var(--ai-text-faint);
  margin-top: 4px;
}

/* ==========================================
   MAIN CHAT AREA
   ========================================== */

.ai-main-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--ai-surface);
}

.ai-main-area.expanded {
  width: 100%;
}

/* Chat Header */
.ai-chat-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--ai-border-strong);
  background: var(--ai-surface-muted);
  position: relative;
}

.ai-chat-header-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.ai-chat-header-actions {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}

.ai-drawer-icon-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
  border-radius: var(--ai-radius-sm);
  color: var(--ai-text-muted);
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color var(--ai-motion), background-color var(--ai-motion);
}

.ai-drawer-icon-btn:hover {
  color: var(--ai-text);
  background: var(--ai-surface-sunken);
}

.ai-back-btn {
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  color: var(--ai-accent);
  border-radius: var(--ai-radius-sm);
  transition: all var(--ai-motion);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ai-back-btn:hover {
  background: var(--ai-bg-light);
  color: var(--ai-accent-hover);
}

.ai-toggle-sidebar-btn {
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  color: var(--ai-text-subtle);
  border-radius: var(--ai-radius-sm);
  transition: all var(--ai-motion);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ai-toggle-sidebar-btn:hover {
  background: var(--ai-surface-hover);
  color: var(--ai-text);
}

.ai-chat-title {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--ai-text);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Close button removed for cleaner UI - users can press ESC or click outside */

/* Messages Container */
.ai-messages-container {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  scroll-behavior: smooth;
}

/* Loading Messages State */
.ai-loading-messages {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: var(--ai-text-subtle);
  gap: 16px;
  animation: fadeIn 0.3s ease;
}

.ai-loading-messages::before {
  content: '';
  width: 32px;
  height: 32px;
  border: 3px solid var(--ai-border-strong);
  border-top-color: var(--ai-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Brand mark */
.ai-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
}

.ai-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
}

.ai-mark--lg {
  width: 36px;
  height: 36px;
}

.ai-mark--sm {
  width: 14px;
  height: 14px;
}

.ai-grid-bg {
  background-image: radial-gradient(circle, rgba(15, 23, 42, 0.045) 1px, transparent 1px);
  background-size: 18px 18px;
}

/* Welcome Message */
.ai-welcome-message {
  text-align: center;
  padding: 40px 24px;
  color: var(--ai-text-subtle);
  margin: auto;
  max-width: 420px;
  width: 100%;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  animation: fadeIn 0.4s ease;
}

.ai-welcome-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 32px;
}

.ai-welcome-hero .ai-mark {
  margin-bottom: 20px;
}

.ai-welcome-message h3 {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ai-text);
}

.ai-welcome-message p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ai-text-muted);
  max-width: 360px;
}

.ai-welcome-suggestions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ai-suggestion-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  text-align: left;
  background: var(--ai-surface);
  border: 1px solid var(--ai-border);
  border-radius: var(--ai-radius-md);
  padding: 13px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ai-text);
  cursor: pointer;
  transition: background-color var(--ai-motion), border-color var(--ai-motion), box-shadow var(--ai-motion);
}

.ai-suggestion-card:hover {
  border-color: var(--ai-border-strong);
  background: var(--ai-surface-muted);
  box-shadow: var(--ai-shadow-soft-sm);
}

.ai-suggestion-card__arrow {
  color: var(--ai-text-faint);
  display: inline-flex;
  flex-shrink: 0;
  transition: color var(--ai-motion), transform var(--ai-motion);
}

.ai-suggestion-card:hover .ai-suggestion-card__arrow {
  color: var(--ai-accent);
  transform: translateX(3px);
}

/* ==========================================
   MESSAGE BUBBLES
   ========================================== */

.ai-message-container {
  display: flex;
  gap: 10px;
  max-width: 100%;
  animation: fadeIn 0.3s ease;
}

.ai-message-container.user {
  justify-content: flex-end;
  max-width: 85%;
  margin-left: auto;
}

.ai-message-container.assistant {
  align-items: flex-start;
  width: 100%;
}

.ai-message-wrapper {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1 1 auto;
  min-width: 0;
}

.ai-message-container.user .ai-message-wrapper {
  align-items: flex-end;
  flex: 0 1 auto;
}

.ai-message-bubble {
  padding: 10px 14px;
  border-radius: var(--ai-radius-lg);
  font-size: 14px;
  line-height: 1.5;
  max-width: 100%;
  min-width: 0;
  word-wrap: break-word;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.ai-message-bubble.user {
  background: var(--ai-accent);
  color: #ffffff;
  box-shadow: var(--ai-shadow-soft-sm);
}

.ai-message-bubble.user .ai-message-content {
  color: #ffffff;
  white-space: pre-wrap;
}

.ai-message-bubble.assistant {
  padding: 0;
  background: transparent;
  color: var(--ai-text);
  border-radius: 0;
}

.ai-message-bubble.optimistic {
  opacity: 0.7;
}

.ai-message-content {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ai-text);
  overflow-wrap: anywhere;
  word-break: break-word;
  min-width: 0;
  max-width: 100%;
}

.ai-message-content p,
.ai-message-content li,
.ai-message-content h1,
.ai-message-content h2,
.ai-message-content h3,
.ai-message-content h4,
.ai-message-content h5,
.ai-message-content h6,
.ai-message-content blockquote,
.ai-message-content strong,
.ai-message-content em,
.ai-message-content span {
  white-space: normal;
  word-wrap: break-word;
  overflow-wrap: anywhere;
  word-break: break-word;
  max-width: 100%;
}

.ai-message-content > * {
  max-width: 100%;
}

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

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

.ai-message-content h1,
.ai-message-content h2,
.ai-message-content h3,
.ai-message-content h4 {
  letter-spacing: -0.01em;
  color: var(--ai-text);
  margin: 12px 0 8px;
  line-height: 1.35;
}

.ai-message-content h1 { font-size: 1.35em; }
.ai-message-content h2 { font-size: 1.2em; }
.ai-message-content h3 { font-size: 1.08em; }
.ai-message-content h4 { font-size: 1em; }

.ai-message-content blockquote {
  margin: 8px 0;
  padding: 8px 12px;
  border-left: 3px solid var(--ai-border-strong);
  color: var(--ai-text-muted);
  background: var(--ai-surface-muted);
  border-radius: 0 var(--ai-radius-sm) var(--ai-radius-sm) 0;
}

.ai-message-content hr {
  border: none;
  border-top: 1px solid var(--ai-border-strong);
  margin: 12px 0;
}

.ai-message-content del {
  color: var(--ai-text-subtle);
}

.ai-message-content ul,
.ai-message-content ol {
  margin: 6px 0 10px;
  padding-left: 1.25em;
}

.ai-message-content ul {
  list-style: none;
}

.ai-message-content ul > li {
  position: relative;
  padding-left: 0;
}

.ai-message-content ul > li::before {
  content: '';
  position: absolute;
  left: -0.9em;
  top: 0.6em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--ai-text-faint);
}

.ai-message-content ul > li:has(input[type="checkbox"])::before {
  display: none;
}

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

.ai-message-content ol > li::marker {
  color: var(--ai-text-subtle);
  font-variant-numeric: tabular-nums;
}

.ai-message-content li {
  margin: 2px 0;
}

.ai-message-content li > p {
  margin: 0;
}

.ai-message-content input[type="checkbox"] {
  margin-right: 0.45em;
  vertical-align: middle;
  pointer-events: none;
  accent-color: var(--ai-accent);
}

.ai-message-content table {
  display: block;
  width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  margin: 10px 0;
  font-size: 14px;
}

.ai-message-content th,
.ai-message-content td {
  border: 1px solid var(--ai-border-strong);
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
}

.ai-message-content th {
  background: var(--ai-surface-muted);
  font-weight: 600;
  color: var(--ai-text);
}

.ai-message-content tr:nth-child(even) td {
  background: var(--ai-surface-muted);
}

.ai-message-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--ai-radius-sm);
}

.ai-message-content code {
  background: var(--ai-surface-sunken);
  border: 1px solid var(--ai-border);
  border-radius: 4px;
  padding: 1px 5px;
  font-family: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
  font-size: 0.88em;
  color: var(--ai-text);
  word-break: break-word;
}

.ai-message-content pre {
  background: var(--ai-surface-sunken);
  border: 1px solid var(--ai-border);
  border-radius: var(--ai-radius-md);
  padding: 12px 14px;
  margin: 10px 0;
  overflow-x: auto;
  max-width: 100%;
}

.ai-message-content pre code {
  background: transparent;
  border: none;
  padding: 0;
  font-size: 13px;
  line-height: 1.55;
  white-space: pre;
  word-break: normal;
  overflow-wrap: normal;
}

.ai-message-content a {
  color: var(--ai-accent);
  text-decoration: none;
  border-bottom: 1px solid var(--ai-accent-tint-strong);
  transition: border-color var(--ai-motion);
}

.ai-message-content a:hover {
  border-bottom-color: var(--ai-accent);
}

.ai-message-content a.ai-entity-chip {
  border-bottom: 1px solid var(--ai-accent-tint-strong);
}

.ai-message-content a.ai-entity-chip:hover {
  border-bottom-color: var(--ai-accent);
}

.ai-message-time {
  font-size: 11px;
  color: var(--ai-text-faint);
  padding: 0 4px;
}

/* Legacy code block class (custom renderer fallback) */
.ai-code-block {
  background: var(--ai-surface-sunken);
  color: var(--ai-text);
  border: 1px solid var(--ai-border);
  padding: 12px;
  border-radius: var(--ai-radius-sm);
  overflow-x: auto;
  margin: 8px 0;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 13px;
  line-height: 1.4;
}

.ai-inline-code {
  background: var(--ai-surface-sunken);
  color: var(--ai-text);
  border: 1px solid var(--ai-border);
  padding: 2px 6px;
  border-radius: var(--ai-radius-sm);
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 0.9em;
}

/* Typing Indicator */
.ai-message-bubble.typing {
  padding: 14px 18px;
}

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

.typing-dots span {
  width: 8px;
  height: 8px;
  background: var(--ai-text-faint);
  border-radius: 50%;
  animation: typing 1.4s infinite ease-in-out;
}

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

@keyframes typing {
  0%, 60%, 100% { transform: translateY(0); }
  30% { transform: translateY(-6px); }
}

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

.ai-chat-input-container {
  padding: 12px 16px;
  border-top: 1px solid var(--ai-border-strong);
  background: var(--ai-surface);
}

.ai-chat-input-wrapper {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  background: var(--ai-surface-muted);
  border: 1px solid var(--ai-border-strong);
  border-radius: var(--ai-radius-lg);
  padding: 8px 12px;
  transition: all var(--ai-motion);
}

.ai-chat-input-wrapper:focus-within {
  border-color: var(--ai-accent);
  box-shadow: 0 0 0 2px var(--ai-bg-light);
}

.ai-prompts-button {
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  color: var(--ai-text-subtle);
  border-radius: var(--ai-radius-sm);
  transition: all var(--ai-motion);
  flex-shrink: 0;
}

.ai-prompts-button:hover {
  background: var(--ai-surface-hover);
  color: var(--ai-accent);
}

.ai-chat-textarea {
  flex: 1;
  border: none;
  background: transparent;
  resize: none;
  font-size: 14px;
  line-height: 1.4;
  padding: 4px 0;
  max-height: 150px;
  outline: none;
  font-family: inherit;
}

.ai-chat-textarea::placeholder {
  color: var(--ai-text-faint);
}

.ai-send-button {
  background: var(--ai-accent);
  border: none;
  padding: 8px;
  cursor: pointer;
  color: var(--ai-surface);
  border-radius: 50%;
  transition: all var(--ai-motion);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--ai-shadow-sm);
}

.ai-send-button:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: var(--ai-shadow-md);
}

.ai-send-button:disabled {
  background: var(--ai-text-faint);
  cursor: not-allowed;
}

.ai-send-button.loading svg {
  animation: spin 1s linear infinite;
}

.ai-input-hint {
  font-size: 11px;
  color: var(--ai-text-faint);
  text-align: center;
  margin-top: 6px;
}

/* ==========================================
   MODAL
   ========================================== */

.ai-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.ai-modal-overlay.open {
  opacity: 1;
}

.ai-modal {
  background: var(--ai-surface);
  border-radius: var(--ai-radius-md);
  width: 100%;
  max-width: 500px;
  height: 600px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--ai-shadow-soft-lg);
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.ai-modal-overlay.open .ai-modal {
  transform: scale(1);
}

.ai-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--ai-border-strong);
}

.ai-modal-header h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--ai-text);
}

.ai-modal-close {
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  color: var(--ai-text-subtle);
  border-radius: var(--ai-radius-sm);
  transition: all var(--ai-motion);
}

.ai-modal-close:hover {
  background: var(--ai-surface-sunken);
  color: var(--ai-text);
}

.ai-modal-toolbar {
  display: flex;
  gap: 8px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--ai-border-strong);
}

.ai-search-input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--ai-border-strong);
  border-radius: var(--ai-radius-sm);
  font-size: 14px;
  outline: none;
  transition: all var(--ai-motion);
  min-width: 0; /* Allow shrinking */
}

.ai-search-input:focus {
  border-color: var(--ai-accent);
  box-shadow: 0 0 0 2px var(--ai-bg-light);
}

.ai-add-prompt-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  background: var(--ai-accent);
  color: var(--ai-surface);
  border: none;
  border-radius: var(--ai-radius-sm);
  cursor: pointer;
  transition: all var(--ai-motion);
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  box-shadow: var(--ai-shadow-sm);
}

.ai-add-prompt-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--ai-shadow-md);
}

/* Category Filter Bar */
.ai-filter-bar {
  display: flex;
  gap: 10px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--ai-border-strong);
  overflow-x: auto;
  scrollbar-width: thin;
  background: var(--ai-surface-muted);
  align-items: center;
}

.ai-filter-bar::-webkit-scrollbar {
  height: 6px;
}

.ai-filter-bar::-webkit-scrollbar-track {
  background: transparent;
}

.ai-filter-bar::-webkit-scrollbar-thumb {
  background: var(--ai-border-strong);
  border-radius: 3px;
}

.ai-filter-bar::-webkit-scrollbar-thumb:hover {
  background: #b0b0b0;
}

.ai-filter-btn {
  padding: 8px 20px;
  background: var(--ai-surface);
  color: var(--ai-text-subtle);
  border: 1px solid var(--ai-border-strong);
  border-radius: var(--ai-radius-lg);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--ai-motion);
  white-space: nowrap;
  flex-shrink: 0;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.ai-filter-btn:hover {
  background: var(--ai-surface-sunken);
  border-color: var(--ai-accent);
  color: var(--ai-accent);
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.ai-filter-btn.active {
  background: var(--ai-accent);
  color: var(--ai-surface);
  border-color: var(--ai-accent);
  box-shadow: 0 2px 6px rgba(102, 126, 234, 0.3);
}

.ai-filter-btn.active:hover {
  transform: translateY(-1px);
  box-shadow: 0 3px 8px rgba(102, 126, 234, 0.4);
}

.ai-modal-content {
  flex: 1;
  overflow-y: auto;
  padding: 0;
  min-height: 0; /* Important for flex scrolling */
}

/* ==========================================
   SAVED PROMPTS LIST
   ========================================== */

.ai-prompts-list {
  display: flex;
  flex-direction: column;
  padding: 12px 0;
}

.ai-prompt-item {
  display: flex;
  align-items: flex-start;
  padding: 12px 20px;
  border-bottom: 1px solid var(--ai-surface-sunken);
  transition: background 0.2s ease;
}

.ai-prompt-item:hover {
  background: var(--ai-surface-muted);
}

.ai-prompt-item:last-child {
  border-bottom: none;
}

.ai-prompt-main {
  flex: 1;
  cursor: pointer;
  min-width: 0;
}

.ai-prompt-title-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.ai-prompt-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--ai-text);
}

.ai-prompt-star {
  color: #ffc107;
}

.ai-prompt-shared {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ai-accent);
  background: var(--ai-accent-tint);
  border-radius: 999px;
  padding: 1px 6px;
}

.ai-prompt-text {
  font-size: 13px;
  color: var(--ai-text-subtle);
  line-height: 1.4;
  margin-bottom: 6px;
}

.ai-prompt-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--ai-text-faint);
}

.ai-prompt-category {
  background: var(--ai-bg-gradient);
  color: var(--ai-accent);
  padding: 2px 8px;
  border-radius: var(--ai-radius-md);
  font-weight: 500;
}

.ai-prompt-actions {
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.ai-prompt-item:hover .ai-prompt-actions {
  opacity: 1;
}

.ai-prompt-action-btn {
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
  color: var(--ai-text-subtle);
  border-radius: var(--ai-radius-sm);
  transition: all var(--ai-motion);
}

.ai-prompt-action-btn:hover {
  background: var(--ai-surface-hover);
  color: var(--ai-text);
}

.ai-prompt-action-btn.delete:hover {
  color: var(--ai-danger);
}

.ai-empty-prompts {
  padding: 80px 20px;
  text-align: center;
  color: var(--ai-text-subtle);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 300px;
}

.ai-empty-prompts .ai-empty-icon {
  margin-bottom: 16px;
  opacity: 0.5;
}

.ai-empty-prompts p {
  margin: 8px 0;
}

.ai-empty-prompts .ai-empty-hint {
  font-size: 13px;
  color: var(--ai-text-faint);
}

/* ==========================================
   PROMPT FORM
   ========================================== */

.ai-prompt-form-container {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
  min-height: 0; /* Important for flex scrolling */
}

.ai-prompt-form h3 {
  margin: 0 0 20px;
  font-size: 16px;
  color: var(--ai-text);
}

.ai-form-group {
  margin-bottom: 16px;
}

.ai-form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--ai-text);
  margin-bottom: 6px;
}

.ai-form-input,
.ai-form-textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--ai-border-strong);
  border-radius: var(--ai-radius-sm);
  font-size: 14px;
  outline: none;
  transition: all var(--ai-motion);
  box-sizing: border-box;
  font-family: inherit;
}

.ai-form-input:focus,
.ai-form-textarea:focus {
  border-color: var(--ai-accent);
  box-shadow: 0 0 0 2px var(--ai-bg-light);
}

.ai-form-textarea {
  resize: vertical;
  min-height: 100px;
}

.ai-checkbox-row {
  margin-bottom: 20px;
}

.ai-checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
  color: var(--ai-text);
}

.ai-checkbox-wrapper input {
  width: 16px;
  height: 16px;
  accent-color: var(--ai-accent);
}

.ai-form-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 20px;
}

.ai-form-btn {
  padding: 10px 20px;
  border-radius: var(--ai-radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--ai-motion);
}

.ai-form-btn.primary {
  background: var(--ai-accent);
  color: var(--ai-surface);
  border: none;
  box-shadow: var(--ai-shadow-sm);
}

.ai-form-btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--ai-shadow-md);
}

.ai-form-btn.secondary {
  background: var(--ai-surface);
  color: var(--ai-text);
  border: 1px solid var(--ai-text-faint);
}

.ai-form-btn.secondary:hover {
  background: var(--ai-surface-sunken);
}

/* ==========================================
   ANIMATIONS
   ========================================== */

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

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

/* ==========================================
   RESPONSIVE
   ========================================== */

/* ==========================================
   STREAMING, ENTITY BLOCKS, REFERENCES
   ========================================== */

.ai-thinking {
  font-size: 13px;
  color: var(--ai-text-faint);
  font-style: italic;
  margin-bottom: 8px;
}

.ai-streaming-caret {
  display: inline-block;
  width: 2px;
  height: 1em;
  margin-left: 2px;
  vertical-align: text-bottom;
  background: var(--ai-accent);
  animation: ai-caret-blink 1s step-end infinite;
}

@keyframes ai-caret-blink {
  50% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .ai-streaming-caret {
    animation: none;
    opacity: 1;
  }

  .typing-dots span {
    animation: none;
  }
}

.ai-message-bubble.error {
  background: var(--ai-error-bg);
  border: 1px solid var(--ai-error-border);
  color: var(--ai-error-text);
}

.ai-message-error {
  font-size: 14px;
}

.ai-retry-btn {
  margin-top: 8px;
  padding: 6px 12px;
  font-size: 13px;
  border: 1px solid var(--ai-accent);
  border-radius: var(--ai-radius-sm);
  background: var(--ai-surface);
  color: var(--ai-accent);
  cursor: pointer;
}

.ai-retry-btn:hover {
  background: var(--ai-accent-tint);
}

.ai-entity-chip {
  display: inline;
  padding: 1px 6px;
  margin: 0 1px;
  border-radius: var(--ai-radius-sm);
  font-size: 0.92em;
  font-weight: 500;
  text-decoration: none;
  background: var(--ai-accent-tint-strong);
  color: var(--ai-accent);
  border: 1px solid var(--ai-accent-tint-strong);
}

a.ai-entity-chip:hover {
  background: var(--ai-accent-tint-strong);
  text-decoration: none;
}

.ai-entity-chip--no-view,
.ai-entity-chip--invalid {
  background: var(--ai-surface-sunken);
  color: var(--ai-text-subtle);
  border-color: var(--ai-border-strong);
  cursor: default;
}

.ai-entity-chip--panel {
  display: inline-block;
  margin: 0 4px 4px 0;
}

.ai-references-panel {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--ai-border-strong);
}

.ai-references-panel__label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--ai-text-faint);
  margin-bottom: 6px;
}

.ai-references-panel__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.ai-entity-card {
  margin: 10px 0;
  padding: 12px;
  border: 1px solid var(--ai-border-strong);
  border-radius: var(--ai-radius-md);
  background: var(--ai-surface);
  max-width: 100%;
}

.ai-entity-card--invalid {
  background: var(--ai-surface-sunken);
}

.ai-entity-card__header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.ai-entity-card__icon {
  width: 28px;
  height: 28px;
  border-radius: var(--ai-radius-sm);
  background: var(--ai-accent-tint-strong);
  color: var(--ai-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.ai-entity-card__icon--muted {
  opacity: 0.5;
}

.ai-entity-card__title {
  font-weight: 600;
  font-size: 14px;
  color: var(--ai-accent);
  text-decoration: none;
}

.ai-entity-card__title:hover {
  text-decoration: underline;
}

.ai-entity-card__title--muted {
  color: var(--ai-text-subtle);
  text-decoration: none;
  cursor: default;
}

.ai-entity-card__no-access {
  font-size: 13px;
  color: var(--ai-text-subtle);
}

.ai-entity-card__fields {
  margin: 0;
}

.ai-entity-card__field-row {
  display: flex;
  gap: 8px;
  padding: 4px 0;
  border-top: 1px solid var(--ai-surface-sunken);
  font-size: 13px;
}

.ai-entity-card__field-label {
  flex: 0 0 40%;
  margin: 0;
  color: var(--ai-text-subtle);
  font-weight: 500;
}

.ai-entity-card__field-value-cell {
  margin: 0;
  flex: 1;
  min-width: 0;
}

.ai-entity-card__field-value--numeric {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.ai-entity-card__field-value--muted {
  color: var(--ai-text-subtle);
}

.ai-entity-card__field-value--link {
  color: var(--ai-accent);
}

.ai-entity-choice {
  margin: 10px 0;
  padding: 10px;
  border: 1px solid var(--ai-border-strong);
  border-radius: var(--ai-radius-md);
  background: var(--ai-surface-muted);
}

.ai-entity-choice--resolved {
  opacity: 0.65;
}

.ai-entity-choice__prompt {
  margin: 0 0 8px;
  font-size: 14px;
  font-weight: 500;
}

.ai-entity-choice__options {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.ai-entity-choice__option {
  padding: 6px 12px;
  font-size: 13px;
  border: 1px solid var(--ai-border-strong);
  border-radius: var(--ai-radius-lg);
  background: var(--ai-surface);
  cursor: pointer;
  transition: border-color var(--ai-motion), background var(--ai-motion);
}

.ai-entity-choice__option:hover:not([aria-disabled='true']) {
  border-color: var(--ai-accent);
  background: var(--ai-accent-tint);
}

.ai-entity-choice__option[aria-disabled='true'] {
  cursor: default;
  opacity: 0.7;
}

.ai-entity-choice__hint {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--ai-text-faint);
}

.ai-unsupported-block {
  margin: 8px 0;
  padding: 8px 12px;
  border: 1px dashed var(--ai-border-strong);
  border-radius: var(--ai-radius-sm);
  background: var(--ai-surface-sunken);
  font-size: 12px;
  color: var(--ai-text-subtle);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ai-unsupported-block__label {
  font-weight: 600;
}

.ai-unsupported-block__type {
  font-family: monospace;
  font-size: 11px;
}

.ai-chat-input-container.streaming {
  opacity: 0.85;
}

/* Status steps (Slice 4) */
.ai-status-step {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 4px 0;
  font-size: 13px;
  line-height: 1.4;
  color: var(--ai-text-subtle);
}

.ai-status-step__icon {
  flex-shrink: 0;
  width: 14px;
  height: 14px;
  margin-top: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.ai-status-step__label,
.ai-status-step__result {
  color: var(--ai-text-subtle);
}

.ai-status-step__result {
  font-weight: 400;
}

.ai-status-step--in_progress .ai-status-step__icon {
  color: var(--ai-accent);
}

.ai-status-step--completed .ai-status-step__icon {
  color: var(--ai-success);
}

.ai-status-step--failed .ai-status-step__icon {
  color: var(--ai-danger);
}

.ai-status-step__spinner {
  width: 12px;
  height: 12px;
  border: 2px solid var(--ai-accent-tint-strong);
  border-top-color: var(--ai-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@media (prefers-reduced-motion: reduce) {
  .ai-status-step__spinner {
    animation: none;
    border-top-color: var(--ai-accent);
  }
}

/* References popover trigger */
.ai-references-panel {
  margin-top: 8px;
  position: relative;
}

.ai-references-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 4px;
  margin-left: -4px;
  background: transparent;
  border: none;
  border-radius: var(--ai-radius-sm);
  font-size: 12.5px;
  font-weight: 500;
  color: var(--ai-text-subtle);
  cursor: pointer;
  transition: color var(--ai-motion), background var(--ai-motion);
}

.ai-references-trigger:hover,
.ai-references-trigger:focus-visible,
.ai-references-trigger--open {
  color: var(--ai-accent);
  background: var(--ai-accent-tint);
  outline: none;
}

.ai-references-trigger__chevron {
  transition: transform var(--ai-motion);
}

.ai-references-trigger--open .ai-references-trigger__chevron {
  transform: rotate(180deg);
}

.ai-references-popover {
  position: fixed;
  z-index: 1200;
  min-width: 260px;
  max-width: min(360px, calc(100vw - 16px));
  max-height: 320px;
  overflow-y: auto;
  padding: 10px;
  background: var(--ai-surface);
  border: 1px solid var(--ai-border-strong);
  border-radius: var(--ai-radius-md);
  box-shadow: var(--ai-shadow-soft-lg);
}

.ai-references-popover__group + .ai-references-popover__group {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--ai-surface-sunken);
}

.ai-references-popover__heading {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ai-text-faint);
}

.ai-references-popover__count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--ai-surface-sunken);
  font-size: 10px;
  color: var(--ai-text-subtle);
}

.ai-references-popover__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ai-references-popover__item + .ai-references-popover__item {
  margin-top: 8px;
}

.ai-references-popover .ai-entity-card {
  margin: 0;
}

.ai-entity-chip--list {
  display: block;
  padding: 6px 8px;
  border: none;
  background: transparent;
  border-radius: var(--ai-radius-sm);
  color: var(--ai-text);
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
}

a.ai-entity-chip--list:hover,
a.ai-entity-chip--list:focus-visible {
  background: var(--ai-accent-tint);
  color: var(--ai-accent);
}

/* Message feedback */
.ai-message-feedback {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-top: 4px;
  opacity: 0;
  transition: opacity var(--ai-motion);
}

.ai-message-container.assistant:hover .ai-message-feedback,
.ai-message-feedback.has-rating,
.ai-message-feedback:focus-within {
  opacity: 1;
}

.ai-feedback-btn {
  background: transparent;
  border: none;
  width: 30px;
  height: 30px;
  padding: 0;
  border-radius: var(--ai-radius-sm);
  cursor: pointer;
  color: var(--ai-text-faint);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color var(--ai-motion), background var(--ai-motion);
}

.ai-feedback-btn:hover {
  background: var(--ai-accent-tint);
  color: var(--ai-accent);
}

.ai-feedback-btn.is-active {
  color: var(--ai-accent);
}

.ai-feedback-btn.is-negative.is-active {
  color: var(--ai-danger);
}

.ai-feedback-note-popover {
  position: fixed;
  z-index: 1300;
  width: 260px;
  padding: 12px;
  background: var(--ai-surface);
  border: 1px solid var(--ai-border-strong);
  border-radius: var(--ai-radius-md);
  box-shadow: var(--ai-shadow-soft-lg);
}

.ai-feedback-note-popover__prompt {
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--ai-text-subtle);
}

.ai-feedback-note-popover__input {
  width: 100%;
  box-sizing: border-box;
  padding: 8px 10px;
  border: 1px solid var(--ai-border-strong);
  border-radius: var(--ai-radius-sm);
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
}

.ai-feedback-note-popover__actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 8px;
}

.ai-feedback-note-popover__btn {
  padding: 6px 12px;
  border-radius: var(--ai-radius-sm);
  font-size: 13px;
  cursor: pointer;
  border: 1px solid var(--ai-border-strong);
  background: var(--ai-surface);
}

.ai-feedback-note-popover__btn.primary {
  background: var(--ai-accent);
  color: var(--ai-surface);
  border: none;
}

@media (max-width: 600px) {
  .ai-sidebar {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 10;
    width: 100%;
    max-width: 280px;
  }
  
  .ai-sidebar.collapsed {
    transform: translateX(-100%);
  }
  
  .ai-sidebar-close {
    display: block;
  }
  
  .ai-modal {
    max-width: 100%;
    height: 100%;
    max-height: 100%;
    border-radius: 0;
  }
}

/* Composer dock (sheet + conversation feedback + input) */
.ai-composer-dock {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--ai-surface);
}

.ai-sheet-slot:empty {
  display: none;
}

.ai-sheet-slot {
  padding: 0 12px;
}

/* Minimize-to-edge (in-taskpane) */
.ai-assistant-drawer--minimized {
  overflow: visible;
  pointer-events: none;
}

.ai-assistant-drawer--minimized .ai-drawer-overlay {
  opacity: 0;
  pointer-events: none;
}

.ai-assistant-drawer.open.ai-assistant-drawer--minimized .ai-drawer-panel {
  transform: translateX(100%) !important;
  box-shadow: none;
  pointer-events: auto;
}

.ai-drawer-minimize-tab {
  position: absolute;
  top: 50%;
  left: -26px;
  width: 26px;
  height: 64px;
  margin-top: -32px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: pointer;
  background: var(--ai-accent);
  border: none;
  border-radius: var(--ai-radius-md) 0 0 var(--ai-radius-md);
  box-shadow: var(--ai-shadow-md), -2px 0 8px rgba(22, 119, 255, 0.2);
  color: rgba(255, 255, 255, 0.85);
  z-index: 20;
  pointer-events: auto;
  transition: color var(--ai-motion), box-shadow var(--ai-motion), opacity var(--ai-motion);
}

.ai-drawer-minimize-tab:hover {
  color: #ffffff;
  box-shadow: var(--ai-shadow-lg), -4px 0 16px rgba(22, 119, 255, 0.4);
  opacity: 0.92;
}

.ai-drawer-minimize-tab__icon {
  display: inline-flex;
  transition: transform 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

.ai-assistant-drawer--minimized .ai-drawer-minimize-tab__icon {
  transform: rotate(180deg);
}

.ai-drawer-minimize-tab__pulse {
  position: absolute;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 0 6px rgba(255, 255, 255, 0.6);
  animation: ai-tab-pulse 1.4s ease-in-out infinite;
}

@keyframes ai-tab-pulse {
  0%,
  100% {
    opacity: 0.35;
    transform: scale(0.8);
  }
  50% {
    opacity: 1;
    transform: scale(1.15);
  }
}

/* Clarification sheet */
.ai-clarification-sheet {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--ai-border-strong);
  border-radius: var(--ai-radius-lg);
  background: var(--ai-surface);
  box-shadow: var(--ai-shadow-soft-sm);
}

.ai-clarification-sheet__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.ai-clarification-sheet__pager {
  display: flex;
  align-items: center;
  gap: 2px;
}

.ai-clarification-sheet__page-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: none;
  border-radius: var(--ai-radius-md);
  background: transparent;
  color: var(--ai-text-muted);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  transition: background var(--ai-motion), color var(--ai-motion);
}

.ai-clarification-sheet__page-nav:hover:not(:disabled),
.ai-clarification-sheet__page-nav:focus-visible:not(:disabled) {
  background: var(--ai-accent-tint);
  color: var(--ai-accent);
  outline: none;
}

.ai-clarification-sheet__page-nav:disabled {
  opacity: 0.35;
  cursor: default;
}

.ai-clarification-sheet__counter {
  min-width: 40px;
  text-align: center;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--ai-text-muted);
}

.ai-clarification-sheet__actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.ai-clarification-sheet__skip {
  padding: 5px 10px;
  border: none;
  border-radius: var(--ai-radius-md);
  background: transparent;
  color: var(--ai-text-muted);
  font-size: 13px;
  line-height: 1.45;
  cursor: pointer;
}

.ai-clarification-sheet__skip:hover:not(:disabled),
.ai-clarification-sheet__skip:focus-visible:not(:disabled) {
  background: var(--ai-accent-tint);
  color: var(--ai-accent);
  outline: none;
}

.ai-clarification-sheet__skip:disabled {
  opacity: 0.35;
  cursor: default;
}

.ai-clarification-sheet__dismiss {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: none;
  border-radius: var(--ai-radius-md);
  background: transparent;
  color: var(--ai-text-muted);
  font-size: 14px;
  cursor: pointer;
}

.ai-clarification-sheet__dismiss:hover,
.ai-clarification-sheet__dismiss:focus-visible {
  background: var(--ai-accent-tint);
  color: var(--ai-accent);
  outline: none;
}

.ai-clarification-sheet__send {
  padding: 5px 14px;
  border: none;
  border-radius: var(--ai-radius-md);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.45;
  color: #fff;
  background: var(--ai-accent);
  cursor: pointer;
}

.ai-clarification-sheet__send:disabled {
  cursor: not-allowed;
  color: var(--ai-text-muted);
  background: var(--ai-surface-muted);
}

.ai-clarification-sheet__question {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ai-text);
}

.ai-clarification-sheet__options {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
  max-height: 180px;
  overflow-y: auto;
}

.ai-clarification-sheet__option {
  display: flex;
  align-items: baseline;
  gap: 10px;
  width: 100%;
  padding: 6px 10px;
  border: 1px solid transparent;
  border-radius: var(--ai-radius-md);
  background: transparent;
  font-size: 13px;
  line-height: 1.45;
  color: var(--ai-text);
  text-align: left;
  cursor: pointer;
}

.ai-clarification-sheet__option:hover:not(:disabled),
.ai-clarification-sheet__option:focus-visible:not(:disabled) {
  background: var(--ai-accent-tint);
  color: var(--ai-accent-hover);
  outline: none;
}

.ai-clarification-sheet__option--picked {
  background: var(--ai-accent-tint);
  border-color: var(--ai-accent);
  color: var(--ai-accent);
  font-weight: 500;
}

.ai-clarification-sheet__option-index {
  flex-shrink: 0;
  min-width: 14px;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--ai-text-faint);
}

.ai-clarification-sheet__option-label {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.ai-clarification-sheet__free-text {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-top: 8px;
  border-top: 1px solid var(--ai-border);
}

.ai-clarification-sheet__free-text-input {
  flex: 1;
  min-width: 0;
  padding: 6px 10px;
  border: 1px solid var(--ai-border-strong);
  border-radius: var(--ai-radius-md);
  background: var(--ai-surface-muted);
  font-size: 13px;
  line-height: 1.45;
  color: var(--ai-text);
}

.ai-clarification-sheet__free-text-input:focus {
  border-color: var(--ai-accent);
  background: var(--ai-surface);
  outline: none;
}

.ai-clarification-sheet__free-text-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: var(--ai-radius-md);
  background: var(--ai-accent);
  color: #fff;
  font-size: 14px;
  cursor: pointer;
}

.ai-clarification-sheet__free-text-submit:disabled {
  cursor: not-allowed;
  color: var(--ai-text-muted);
  background: var(--ai-surface-muted);
}

/* Conversation feedback */
.ai-conversation-feedback {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 16px 4px;
  position: relative;
}

.ai-conversation-feedback[hidden] {
  display: none;
}

.ai-conversation-feedback__label {
  font-size: 11px;
  color: var(--ai-text-faint);
  margin-right: 2px;
}

.ai-conversation-feedback__stars {
  display: flex;
  align-items: center;
}

.ai-conversation-feedback__star {
  background: transparent;
  border: none;
  width: 28px;
  height: 28px;
  padding: 0;
  cursor: pointer;
  color: var(--ai-text-faint);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color var(--ai-motion), transform var(--ai-motion);
}

.ai-conversation-feedback__star.is-filled {
  color: #f59e0b;
}

.ai-conversation-feedback__star:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.ai-conversation-feedback__note.ai-feedback-note-popover {
  position: absolute;
  bottom: 100%;
  left: 16px;
  margin-bottom: 8px;
  z-index: 5;
}

/* Usage limit modal */
.usage-limit-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.45);
  padding: 16px;
}

.usage-limit-modal__panel {
  max-width: 420px;
  width: 100%;
  background: var(--ai-surface);
  border-radius: var(--ai-radius-lg);
  box-shadow: var(--ai-shadow-soft-lg);
  padding: 20px 22px 16px;
}

.usage-limit-modal__title {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 600;
  color: var(--ai-text);
}

.usage-limit-modal__body {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ai-text-muted);
}

.usage-limit-modal__body p {
  margin: 0 0 10px;
}

.usage-limit-modal__ok {
  display: block;
  margin-left: auto;
  margin-top: 8px;
  padding: 7px 16px;
  border: none;
  border-radius: var(--ai-radius-md);
  background: var(--ai-accent);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
}

@media (prefers-reduced-motion: reduce) {
  .ai-drawer-minimize-tab__pulse {
    animation: none;
  }
  .ai-drawer-minimize-tab__icon {
    transition: none;
  }
}