/**
 * 鑫三利系统 - 侧边栏样式
 */

/* ========== Logo区域 ========== */
.sidebar-logo {
  height: var(--logo-height);
  display: block;
  text-align: center;
  padding: 0 5px;
  background-color: var(--color-bg);
}

.sidebar-logo img {
  height: 63px;
  width: 100px;
  object-fit: contain;
  margin: 20px auto;
}

/* Logo下方文字 */
.sidebar-detail {
  height: 22px;
  line-height: 22px;
  text-align: center;
  font-size: 16px;
  font-weight: 600;
  color: #666666;
  margin: 10px 0;
}

/* 折叠状态 */
.app-sidebar.collapsed .sidebar-detail {
  display: none;
}

/* ========== 菜单容器 ========== */
.sidebar-menu,
.menu-wrapper {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0;
}

/* 滚动条样式 */
.sidebar-menu::-webkit-scrollbar {
  width: 4px;
}

.sidebar-menu::-webkit-scrollbar-thumb {
  background-color: var(--color-border);
  border-radius: 2px;
}

.sidebar-menu::-webkit-scrollbar-track {
  background-color: transparent;
}

/* ========== 一级菜单项 ========== */
.menu-item {
  position: relative;
  margin: 2px 0;
}

.menu-item-header {
  height: var(--menu-item-height);
  padding: 0 12px;
  margin: 2px 0;
  display: flex;
  align-items: center;
  cursor: pointer;
  transition: var(--transition-base);
  user-select: none;
}

.menu-item-header:hover {
  background-color: var(--color-bg-selected);
  color: var(--color-primary);
}

.menu-item-header.active {
  background-color: var(--color-bg-selected);
  color: var(--color-primary);
}

/* 菜单图标 */
.menu-icon {
  width: 16px;
  height: 16px;
  margin-right: var(--spacing-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
}

/* 菜单文字 */
.menu-text {
  flex: 1;
  font-size: var(--font-size-small);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.menu-item-header:hover .menu-text,
.menu-item-header.active .menu-text {
  color: var(--color-primary);
}

/* 展开/折叠箭头 */
.menu-arrow {
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-hint);
  transition: var(--transition-base);
  font-size: 8px;
}

.menu-arrow.expanded {
  transform: rotate(90deg);
}

/* 折叠状态 */
.app-sidebar.collapsed .menu-text,
.app-sidebar.collapsed .menu-arrow {
  display: none;
}

.app-sidebar.collapsed .menu-item-header {
  justify-content: center;
  padding: 0;
}

.app-sidebar.collapsed .menu-icon {
  margin-right: 0;
}

/* ========== 二级子菜单 ========== */
.menu-submenu {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s ease;
}

.menu-submenu.expanded {
  max-height: 2000px;
}

/* 二级菜单项 */
.menu-submenu-item {
  position: relative;
}

.submenu-item-header {
  height: var(--menu-item-height);
  padding: 0 12px 0 36px;
  margin: 2px 0;
  display: flex;
  align-items: center;
  cursor: pointer;
  transition: var(--transition-base);
  user-select: none;
}

.submenu-item-header:hover {
  background-color: var(--color-bg-selected);
  color: var(--color-primary);
}

.submenu-item-header.active {
  background-color: var(--color-bg-selected);
  color: var(--color-primary);
}

.submenu-text {
  flex: 1;
  font-size: var(--font-size-small);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.submenu-item-header:hover .submenu-text,
.submenu-item-header.active .submenu-text {
  color: var(--color-primary);
}

.submenu-arrow {
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-hint);
  transition: var(--transition-base);
  font-size: 8px;
}

.submenu-arrow.expanded {
  transform: rotate(90deg);
}

/* ========== 三级菜单项 ========== */
.menu-thirdmenu {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s ease;
}

.menu-thirdmenu.expanded {
  max-height: 1000px;
}

.thirdmenu-item {
  height: var(--menu-item-height);
  padding: 0 12px 0 48px;
  margin: 2px 0;
  display: flex;
  align-items: center;
  cursor: pointer;
  transition: var(--transition-base);
  user-select: none;
}

.thirdmenu-item:hover {
  background-color: var(--color-bg-selected);
  color: var(--color-primary);
}

.thirdmenu-item.active {
  background-color: var(--color-bg-selected);
  color: var(--color-primary);
}

.thirdmenu-item::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-text-hint);
  margin-right: var(--spacing-xs);
  flex-shrink: 0;
}

.thirdmenu-item:hover::before,
.thirdmenu-item.active::before {
  background-color: var(--color-primary);
}

.thirdmenu-text {
  font-size: var(--font-size-small);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.thirdmenu-item:hover .thirdmenu-text,
.thirdmenu-item.active .thirdmenu-text {
  color: var(--color-primary);
}

/* ========== 折叠按钮 ========== */
.sidebar-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  margin-right: var(--spacing-sm);
}

.sidebar-toggle:hover {
  opacity: 0.8;
}

.sidebar-toggle-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}

.sidebar-toggle-icon svg {
  display: block;
}

/* 折叠状态下的图标旋转 */
.app-sidebar.collapsed .sidebar-toggle-icon {
  transform: rotate(180deg);
}

/* ========== 空状态 ========== */
.sidebar-empty {
  padding: var(--spacing-lg);
  text-align: center;
  color: var(--color-text-hint);
  font-size: var(--font-size-small);
}