.modern-sidebar {
  height: 100vh;
  position: relative;
  background: var(--sider-bg) !important;
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.modern-sidebar .ant-layout-sider-children {
  display: flex;
  flex-direction: column;
  height: 100%;
}

/* Header */
.modern-sidebar-header {
  padding: 24px 20px;
  position: relative;
  display: flex;
  align-items: center;
  height: 80px;
  flex-shrink: 0;
}

.logo-container {
  display: flex;
  align-items: center;
  overflow: hidden;
  white-space: nowrap;
}

/* Collapse Trigger */
.collapse-trigger {
  position: absolute;
  right: -12px;
  top: 32px;
  width: 24px;
  height: 24px;
  background: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  color: var(--text-color-secondary);
  transition: all 0.3s;
}

.collapse-trigger:hover {
  color: #1677ff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Menu Area */
.modern-sidebar-menu {
  flex: 1;
  overflow-y: auto;
  padding: 0 16px;
}

.modern-sidebar-menu::-webkit-scrollbar {
  width: 4px;
}

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

/* Menu Group */
.menu-group {
  margin-bottom: 24px;
}

.group-title {
  font-size: 12px;
  color: var(--text-color-secondary);
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
  padding-left: 12px;
  text-transform: uppercase;
}

/* Menu Item */
.modern-sidebar-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  margin-bottom: 8px;
  cursor: pointer;
  border-radius: 12px; /* Rounded corners */
  transition: all 0.2s;
  color: var(--text-color);
  font-weight: 500;
}

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

.modern-sidebar-item.active {
  background-color: #2563eb; /* Royal Blue */
  color: #fff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.item-content {
  display: flex;
  align-items: center;
  gap: 12px;
}

.item-icon {
  font-size: 18px;
  display: flex;
  align-items: center;
}

.item-label {
  font-size: 14px;
}

.item-arrow {
  font-size: 12px;
  opacity: 0.8;
}

/* Collapsed State */
.modern-sidebar-item.collapsed {
  justify-content: center;
  padding: 12px;
  border-radius: 12px;
}

/* Footer */
.modern-sidebar-footer {
  padding: 16px;
  flex-shrink: 0;
  background: var(--sider-bg);
}

.footer-link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-color-secondary);
  font-size: 14px;
  margin-bottom: 16px;
  padding-left: 12px;
  cursor: pointer;
  transition: color 0.2s;
}

.footer-link:hover {
  color: var(--text-color);
}

.footer-link.collapsed {
  justify-content: center;
  padding-left: 0;
}

/* User Card */
.user-card {
  background-color: var(--bg-color-secondary); /* Light gray background */
  border-radius: 12px;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.2s;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
  overflow: hidden;
}

.user-details {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.user-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-color);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 12px;
  color: var(--text-color-secondary);
  text-transform: uppercase;
  font-weight: 500;
}

.logout-btn {
  color: var(--text-color-secondary);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: all 0.2s;
}

.logout-btn:hover {
  background-color: var(--border-color);
  color: #ef4444; /* Red for logout */
}