html,
body {
  margin: 0;
}

.app-layout {
  height: 100vh;
  overflow: hidden;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--ant-padding-lg);
  background: var(--ant-color-bg-container);
  border-bottom: 1px solid var(--ant-color-border-secondary);
}

.app-header-left {
  display: inline-flex;
  align-items: center;
  gap: var(--ant-margin-lg);
}

.app-header-right {
  display: inline-flex;
  align-items: center;
  gap: var(--ant-margin-sm);
}

.app-brand-group {
  display: inline-flex;
  align-items: baseline;
  gap: var(--ant-margin-sm);
}

.app-brand {
  margin: 0;
  color: var(--ant-color-text);
  font-size: calc(var(--ant-font-size-heading-1) - 6px);
  font-weight: 700;
  line-height: 1;
}

.app-version {
  color: var(--ant-color-text-quaternary);
  font-size: var(--ant-font-size-sm);
  font-weight: 400;
  line-height: 1;
}

.app-content {
  overflow: auto;
  padding: var(--ant-padding-xl) var(--ant-padding-xl);
}

.app-chat-page {
  height: 100%;
  overflow: hidden;
}

.app-console-title {
  color: var(--ant-color-text-secondary);
  font-size: var(--ant-font-size);
  font-weight: 400;
}

.app-unavailable {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
}

.app-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
}

.app-chat-sidebar {
  display: flex;
  width: 260px;
  flex-direction: column;
  border-right: 1px solid var(--ant-color-border-secondary);
  background: var(--ant-color-bg-container);
}

.app-chat-sidebar-header {
  padding: var(--ant-padding-sm);
  border-bottom: 1px solid var(--ant-color-border-secondary);
}

.app-chat-sidebar-list {
  flex: 1;
  min-height: 0;
  overflow: auto;
}

.app-chat-sidebar-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--ant-padding-xl);
}

.app-chat-sidebar-item {
  cursor: pointer;
  padding: var(--ant-padding-xs) var(--ant-padding-sm);
  border-bottom: 1px solid var(--ant-color-border-secondary);
}

.app-chat-sidebar-item:hover {
  background: var(--ant-color-bg-text-hover);
}

.app-chat-sidebar-item-active {
  background: var(--ant-color-bg-text-hover);
}

.app-chat-sidebar-item-title {
  flex: 1;
  min-width: 0;
}

.app-chat-sidebar-item-action {
  opacity: 0;
  transition: opacity 0.2s;
}

.app-chat-sidebar-item:hover .app-chat-sidebar-item-action,
.app-chat-sidebar-item-active .app-chat-sidebar-item-action {
  opacity: 1;
}

.app-chat-panel {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-height: 0;
  min-width: 0;
}

.app-chat-panel-empty {
  align-items: center;
  justify-content: center;
}

.app-chat-panel-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
}

.chat-input-area {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 8px 16px;
  border-top: 1px solid var(--ant-color-border-secondary);
}

.message-body {
  margin-top: 8px;
}

.message-body pre {
  background: var(--ant-color-bg-layout);
  padding: 8px 12px;
  border-radius: 6px;
  overflow-x: auto;
  font-size: 13px;
}

.chat-scroll-area {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding-left: var(--ant-padding-lg);
}

.chat-loading-indicator {
  padding: 8px;
}

.chat-textarea {
  flex: 1;
}

.message-body-text {
  margin-bottom: 0;
}

.step-divider {
  margin: 4px 0;
}

.tool-result-pre {
  font-size: 12px;
  margin: 0;
}

.msg-title-ai {
  color: var(--ant-color-primary);
}

.part-body {
  padding: 0 var(--ant-padding-sm);
}

.icon-primary {
  color: var(--ant-color-primary);
}

.icon-success {
  color: var(--ant-color-success);
}

.icon-error {
  color: var(--ant-color-error);
}

.chat-model-select {
  width: 180px;
}