.content-area.settings-page .settings-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.5rem;
}

.content-area.settings-page .settings-header {
  text-align: center;
  margin-bottom: 2rem;
}

.content-area.settings-page .settings-header h1 {
  margin-bottom: 0.5rem;
  color: var(--heading-color);
}

.content-area.settings-page .settings-header p {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.content-area.settings-page .setting-group {
  display: block;
  background: var(--tile-elevation-1);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 800px;
  min-width: 800px;
}

.content-area.settings-page .setting-group .setting-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.content-area.settings-page .setting-group .setting-header h2 {
  margin: 0;
  font-size: 1.25rem;
  color: var(--heading-color);
}

.content-area.settings-page .setting-group .setting-header .connection-status-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.content-area.settings-page .setting-group .admin-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background-color: var(--button-bg);
  color: var(--button-text);
  border: 1px solid var(--button-border);
  border-radius: 4px;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.content-area.settings-page .setting-group .admin-btn .material-symbols-rounded {
  font-size: 1.1rem;
}

.content-area.settings-page .setting-group .admin-btn:hover {
  background-color: var(--button-bg-hover);
  border-color: var(--button-border-hover);
}

.content-area.settings-page .setting-group .admin-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.content-area.settings-page .setting-group .admin-btn.primary-btn {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.content-area.settings-page .setting-group .admin-btn.primary-btn:hover {
  background-color: var(--primary-color-dark);
  border-color: var(--primary-color-dark);
}

.content-area.settings-page .setting-group .admin-btn.delete-btn, .content-area.settings-page .setting-group .admin-btn.danger-btn {
  background-color: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}

.content-area.settings-page .setting-group .admin-btn.delete-btn:hover, .content-area.settings-page .setting-group .admin-btn.danger-btn:hover {
  background-color: var(--primary-color-dark);
  border-color: var(--primary-color-dark);
}

.content-area.settings-page .view-issue-btn {
  background-color: var(--accent-color-light) !important;
  color: var(--primary-color) !important;
  border-color: var(--primary-color) !important;
  cursor: pointer;
  transition: all 0.2s ease;
}

.content-area.settings-page .view-issue-btn:hover {
  background-color: var(--primary-color) !important;
  color: white !important;
}

.content-area.settings-page .chat-history-management {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.content-area.settings-page .chat-history-management .delete-all-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: #dc3545;
  color: white;
  border: 1px solid #dc3545;
  padding: 0.75rem 1.25rem;
  border-radius: 4px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  width: fit-content;
}

.content-area.settings-page .chat-history-management .delete-all-btn .material-symbols-rounded {
  font-size: 1.25rem;
}

.content-area.settings-page .chat-history-management .delete-all-btn:hover {
  background-color: #c82333;
  border-color: #bd2130;
}

.content-area.settings-page .chat-history-management .delete-all-btn:active {
  background-color: #bd2130;
  border-color: #b21f2d;
}

.content-area.settings-page .chat-history-management .warning-message {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background-color: rgba(40, 167, 69, 0.1);
  border: 1px solid rgba(40, 167, 69, 0.3);
  padding: 0.875rem 1rem;
  border-radius: 4px;
  color: var(--text-color);
  animation: fadeIn 0.3s ease-in;
}

.content-area.settings-page .chat-history-management .warning-message .material-symbols-rounded {
  color: #28a745;
  font-size: 1.5rem;
}

.content-area.settings-page .chat-history-management h3 {
  font-size: 1.1rem;
  margin-top: 1rem;
  margin-bottom: 0.75rem;
  color: var(--heading-color);
}

.content-area.settings-page .chat-history-management p {
  margin-bottom: 1rem;
  line-height: 1.5;
  color: var(--muted-text);
}

.content-area.settings-page .chat-history-management p .note {
  color: var(--warning-color);
  font-weight: 500;
}

.content-area.settings-page .setting-item {
  display: block;
  margin-bottom: 1.25rem;
}

.content-area.settings-page .setting-item:last-child {
  margin-bottom: 0;
}

.content-area.settings-page .setting-item label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  min-height: 1.5rem;
  width: 250px;
  flex-shrink: 0;
}

.content-area.settings-page .setting-item input, .content-area.settings-page .setting-item select, .content-area.settings-page .setting-item textarea {
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border-color);
  box-sizing: border-box;
  border-radius: 4px;
  background: var(--tile-elevation-2);
  color: var(--text-color);
  line-height: 1.4;
}

.content-area.settings-page .setting-item input:focus, .content-area.settings-page .setting-item select:focus, .content-area.settings-page .setting-item textarea:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px var(--focus-ring);
  outline: none;
}

.content-area.settings-page .field-error {
  margin-top: 0.4rem;
  font-size: 0.85rem;
  color: var(--error-color, #F44336);
  opacity: 0;
  transform: translateY(-2px);
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.content-area.settings-page .field-error.visible {
  opacity: 1;
  transform: translateY(0);
}

.content-area.settings-page .setting-item textarea {
  min-height: 100px;
  resize: vertical;
}

#create-assistant .setting-item input,
#create-assistant .setting-item select,
#create-assistant .setting-item textarea {
  width: 100%;
  max-width: none;
}

.content-area.settings-page .admin-btn, .content-area.settings-page button {
  background-color: var(--button-bg, #f0f0f0);
  color: var(--button-text, #333);
  border: none;
  padding: 0.6rem 1.25rem;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.95rem;
  transition: filter 0.2s, background-color 0.2s;
}

.content-area.settings-page .admin-btn:hover, .content-area.settings-page button:hover {
  filter: brightness(0.95);
}

.content-area.settings-page .admin-btn.primary-btn, .content-area.settings-page button.primary-btn {
  background-color: var(--primary-color);
  color: white;
}

.content-area.settings-page .admin-btn.primary-btn:hover, .content-area.settings-page button.primary-btn:hover {
  filter: brightness(0.9);
}

.content-area.settings-page #role-management-panel .setting-item .btn[data-i18n="delete"],
.content-area.settings-page #role-management-panel .setting-item [data-i18n="delete"],
.content-area.settings-page button[data-i18n="delete"],
.content-area.settings-page .btn[data-i18n="delete"] {
  white-space: nowrap;
}

.content-area.settings-page .setting-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1.5rem;
}

.content-area.settings-page .setting-actions .config-result {
  flex: 1;
}

.content-area.settings-page .chat-download {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.content-area.settings-page .chat-download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.content-area.settings-page .chat-download-list {
  display: block;
  max-height: 320px;
  overflow-y: auto;
  overflow-x: hidden;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: var(--page-bg);
}

.content-area.settings-page .chat-download-empty {
  padding: 0.9rem;
  color: var(--muted-text);
}

.content-area.settings-page .chat-download-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto 24px;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.9rem;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  user-select: none;
  width: 100% !important;
  box-sizing: border-box;
}

.content-area.settings-page .chat-download-row:last-child {
  border-bottom: none;
}

.content-area.settings-page .chat-download-row:hover {
  background: rgba(0, 0, 0, 0.02);
}

.content-area.settings-page .chat-download-checkbox {
  width: 18px;
  height: 18px;
  grid-column: 3;
  justify-self: end;
}

.content-area.settings-page .chat-download-title {
  color: var(--text-color);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  grid-column: 1;
}

.content-area.settings-page .chat-download-meta {
  color: var(--muted-text);
  font-size: 0.9rem;
  white-space: nowrap;
  grid-column: 2;
  max-width: 240px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.content-area.settings-page .chat-download-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.content-area.settings-page .setting-row {
  display: flex;
  flex-direction: row;
  gap: 2rem;
  margin-bottom: 1rem;
}

@media (max-width: 768px) {
  .content-area.settings-page .setting-row {
    flex-direction: column;
  }
}

.content-area.settings-page .setting-column {
  flex: 1;
  min-width: 0;
}

.content-area.settings-page .input-with-button {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.content-area.settings-page .input-with-button input {
  flex: 1;
}

.content-area.settings-page .status-indicator {
  font-weight: 500;
}

.content-area.settings-page .status-indicator .success {
  color: var(--success-color, #4CAF50);
}

.content-area.settings-page .status-indicator .error {
  color: var(--error-color, #F44336);
}

.content-area.settings-page .status-indicator .loading {
  color: var(--info-color, #2196F3);
}

.content-area.settings-page .connection-details {
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.content-area.settings-page .version-info {
  text-align: center;
  color: var(--text-tertiary);
  margin-top: 2rem;
  font-size: 0.9rem;
}

.content-area.settings-page .field-group.required label::after {
  content: " *";
  color: var(--primary-color);
}

.content-area.settings-page .field-group.optional label {
  color: var(--text-secondary);
}

.content-area.settings-page .field-group .field-note {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.3rem;
}

.content-area.settings-page .field-group.required .field-note {
  color: var(--success-color, #4CAF50);
}

.content-area.settings-page .field-group.optional .field-note {
  color: var(--warning-color, #f39c12);
}

.content-area.settings-page .explorer-tabs {
  display: flex;
  flex-direction: row;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1rem;
}

.content-area.settings-page .explorer-tabs .explorer-tab {
  padding: 0.75rem 1.25rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s, border-color 0.2s;
}

.content-area.settings-page .explorer-tabs .explorer-tab:hover {
  color: var(--text-color);
}

.content-area.settings-page .explorer-tabs .explorer-tab.active {
  color: var(--primary-color);
  border-bottom-color: var(--primary-color);
}

.content-area.settings-page .filter-control {
  display: flex;
  flex-direction: row;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.content-area.settings-page .filter-control input {
  flex: 1;
}

.content-area.settings-page .result-container {
  display: block;
  max-height: 400px;
  overflow: auto;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: var(--page-bg);
  padding: 1rem;
  margin-bottom: 0.5rem;
}

.content-area.settings-page .field-table {
  width: 100%;
  border-collapse: collapse;
}

.content-area.settings-page .field-table th, .content-area.settings-page .field-table td {
  padding: 0.75rem 0.5rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.content-area.settings-page .field-table th {
  font-weight: 600;
  background-color: rgba(0, 0, 0, 0.03);
}

.content-area.settings-page .field-table tr:hover td {
  background-color: rgba(0, 0, 0, 0.02);
}

.content-area.settings-page .field-table code {
  background: rgba(0, 0, 0, 0.05);
  padding: 0.1rem 0.25rem;
  border-radius: 3px;
  font-family: monospace;
  font-size: 0.9em;
}

.content-area.settings-page .tip-box {
  display: block;
  background: rgba(var(--primary-color-rgb, 213, 0, 50), 0.1);
  padding: 1rem;
  border-radius: 4px;
  margin-top: 1rem;
}

.content-area.settings-page .tip-box p {
  margin: 0;
}

.content-area.settings-page .tip-box code {
  background: rgba(0, 0, 0, 0.1);
  padding: 0.1rem 0.25rem;
  border-radius: 3px;
}

.content-area.settings-page .loading {
  position: relative;
  padding-left: 1.5rem;
}

.content-area.settings-page .loading:before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 1rem;
  height: 1rem;
  margin-top: -0.5rem;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.content-area.settings-page .sample-result {
  margin-top: 0.5rem;
}

.content-area.settings-page .sample-result .issue-link {
  margin-top: 0.5rem;
}

.content-area.settings-page .sample-result .issue-link a {
  color: var(--link-color, #2196F3);
  text-decoration: none;
}

.content-area.settings-page .sample-result .issue-link a:hover {
  text-decoration: underline;
}

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

.content-area.settings-page #assistant-management-accordion {
  cursor: pointer;
}

.content-area.settings-page #assistant-management-accordion summary {
  font-weight: 500;
  padding: 0.5rem 0;
  color: var(--text-color);
  cursor: pointer;
  user-select: none;
}

.content-area.settings-page #assistant-management-accordion summary:hover {
  color: var(--primary-color);
}

.content-area.settings-page .assistant-list-container {
  display: block;
  max-width: 100%;
}

.content-area.settings-page .assistant-list-container .loading, .content-area.settings-page .assistant-list-container .error, .content-area.settings-page .assistant-list-container .empty {
  padding: 1rem;
  text-align: center;
  color: var(--muted-text);
}

.content-area.settings-page .assistant-list-container .error {
  color: var(--error-color, #F44336);
}

.content-area.settings-page .assistant-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  margin-bottom: 0.75rem;
  background: var(--tile-elevation-2);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  transition: all 0.2s ease;
}

.content-area.settings-page .assistant-item:hover {
  background: var(--tile-elevation-3);
  border-color: var(--primary-color);
}

.content-area.settings-page .assistant-item .assistant-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
}

.content-area.settings-page .assistant-item .assistant-info .assistant-name {
  font-weight: 600;
  color: var(--text-color);
}

.content-area.settings-page .assistant-item .assistant-info .assistant-id {
  color: var(--muted-text);
  font-size: 0.9rem;
  font-family: monospace;
}

.content-area.settings-page .assistant-item .assistant-info .system-badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background: var(--primary-color);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 3px;
  text-transform: uppercase;
}

.content-area.settings-page .assistant-item .assistant-actions {
  display: flex;
  gap: 0.5rem;
}

.content-area.settings-page .assistant-item .assistant-actions .delete-btn:hover {
  background-color: #dc3545;
  border-color: #dc3545;
  color: white;
}

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

.role-admin-warning {
  color: var(--warning-color);
}