/* Catholic AI - Sidebar Styles */

/* ==================== Sidebar Container ==================== */

.sidebar {
  display: flex;
  flex-direction: column;
  background-color: var(--sidebar-bg);
}

/* ==================== Sidebar Header ==================== */

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3);
  gap: var(--space-2);
}

/* New Chat Button */
.new-chat-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  flex: 1;
  padding: var(--space-3);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  background-color: transparent;
  transition: background-color var(--transition-fast);
}

.new-chat-btn:hover {
  background-color: var(--sidebar-hover-bg);
}

.new-chat-btn svg {
  width: 18px;
  height: 18px;
}

/* ==================== Conversation List ==================== */

.conversation-list {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--space-2) var(--space-2);
}

/* Conversation Group */
.conversation-group {
  margin-bottom: var(--space-4);
}

.conversation-group-title {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Conversation Loader */
.conversation-loader {
  display: flex;
  justify-content: center;
  padding: var(--space-3);
}

/* Conversation Item */
.conversation-item {
  display: flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  margin: var(--space-1) 0;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  text-decoration: none;
  color: var(--text-primary);
}

.conversation-item:hover {
  background-color: var(--sidebar-hover-bg);
}

.conversation-item.active {
  background-color: var(--sidebar-active-bg);
}

.conversation-item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  margin-right: var(--space-3);
  color: var(--text-secondary);
  flex-shrink: 0;
}

.conversation-item-icon svg {
  width: 16px;
  height: 16px;
}

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

.conversation-item-title {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.conversation-item-date {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: var(--space-1);
}

/* Conversation Actions (shown on hover) */
.conversation-item-actions {
  display: none;
  align-items: center;
  gap: var(--space-1);
  margin-left: var(--space-2);
  flex-shrink: 0;
}

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

.conversation-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.conversation-action-btn:hover {
  background-color: var(--sidebar-hover-bg);
  color: var(--text-primary);
}

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

.conversation-action-btn svg {
  width: 16px;
  height: 16px;
}

/* ==================== Sidebar Navigation ==================== */

.sidebar-nav {
  padding: var(--space-2);
  border-top: 1px solid var(--sidebar-border);
  background-color: rgba(0, 0, 0, 0.15);
}

.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.sidebar-nav-item:hover {
  background-color: var(--sidebar-hover-bg);
}

.sidebar-nav-item.active {
  background-color: var(--sidebar-active-bg);
}

.sidebar-nav-item svg {
  width: 18px;
  height: 18px;
  color: var(--text-secondary);
}

.sidebar-nav-item span {
  flex: 1;
}

/* Badge for nav items */
.sidebar-nav-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  background-color: var(--accent);
  color: white;
}

/* Pro Badge */
.pro-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: 10px;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: white;
}

/* ==================== Sidebar Footer ==================== */

.sidebar-footer {
  padding: var(--space-3);
  border-top: 1px solid var(--sidebar-border);
  background-color: rgba(0, 0, 0, 0.15);
}

/* Weekly Usage Bar in Sidebar */
.sidebar-usage-bar {
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-2);
}

.sidebar-usage-info {
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-1);
}

.sidebar-usage-count {
  font-weight: var(--font-weight-medium);
}

.sidebar-usage-track {
  height: 4px;
  background: var(--border-color);
  border-radius: 2px;
  overflow: hidden;
}

.sidebar-usage-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
}

/* Theme Toggle */
.theme-toggle-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-2);
}

.theme-toggle-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.theme-toggle {
  position: relative;
  width: 44px;
  height: 24px;
  background-color: var(--input-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.theme-toggle.active,
[data-theme="dark"] .theme-toggle {
  background-color: var(--accent);
}

.theme-toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background-color: white;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast);
}

.theme-toggle.active .theme-toggle-thumb,
[data-theme="dark"] .theme-toggle .theme-toggle-thumb {
  transform: translateX(20px);
}

.theme-toggle-icon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  color: var(--text-muted);
}

.theme-toggle-icon.sun {
  left: 5px;
}

.theme-toggle-icon.moon {
  right: 5px;
}

/* User Menu */
.user-menu {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  overflow: hidden;
}

.user-menu:hover {
  background-color: var(--sidebar-hover-bg);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background-color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  flex-shrink: 0;
}

.user-avatar img {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  object-fit: cover;
}

.user-info {
  flex: 1;
  min-width: 0;
}

.user-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-email {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-menu-arrow {
  width: 16px;
  height: 16px;
  color: var(--text-muted);
  flex-shrink: 0;
}

/* Upgrade Button */
.upgrade-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-3);
  margin-top: var(--space-2);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  background: linear-gradient(135deg, var(--brand-primary), #5b8af7);
  color: white;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.upgrade-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.upgrade-btn svg {
  width: 16px;
  height: 16px;
}

/* ==================== Sidebar Scrollbar ==================== */

.conversation-list::-webkit-scrollbar {
  width: 6px;
}

.conversation-list::-webkit-scrollbar-track {
  background: transparent;
}

.conversation-list::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: var(--radius-full);
}

.conversation-list::-webkit-scrollbar-thumb:hover {
  background: var(--scrollbar-thumb-hover);
}

/* ==================== Empty State ==================== */

.sidebar-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-4);
  text-align: center;
}

.sidebar-empty-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-4);
  color: var(--text-muted);
}

.sidebar-empty-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

.sidebar-empty-text {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

/* ==================== Loading State ==================== */

.conversation-skeleton {
  display: flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  margin: var(--space-1) 0;
}

.conversation-skeleton-icon {
  width: 20px;
  height: 20px;
  margin-right: var(--space-3);
  background: linear-gradient(90deg, var(--skeleton-base) 25%, var(--skeleton-shine) 50%, var(--skeleton-base) 75%);
  background-size: 200% 100%;
  border-radius: var(--radius-sm);
  animation: skeleton-loading 1.5s infinite;
}

.conversation-skeleton-text {
  flex: 1;
  height: 16px;
  background: linear-gradient(90deg, var(--skeleton-base) 25%, var(--skeleton-shine) 50%, var(--skeleton-base) 75%);
  background-size: 200% 100%;
  border-radius: var(--radius-sm);
  animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ==================== Fade-in Animation for New Conversations ==================== */

.conversation-item.fade-in {
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.conversation-item.fade-in.show {
  opacity: 1;
  transform: translateY(0);
}