:root {
  --admin-sidebar-width: 250px;
  --admin-header-height: 68px;
  --admin-primary: #0d6efd;
  --admin-sidebar-bg: #ffffff;
  --admin-content-bg: #f8f9fa;
}

body {
  background-color: var(--admin-content-bg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: #333333;
}

/* Sidebar Styling */
.sidebar {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  padding-top: var(--admin-header-height);
  width: var(--admin-sidebar-width);
  box-shadow: inset -1px 0 0 rgba(0, 0, 0, 0.08);
  background-color: var(--admin-sidebar-bg);
  overflow-y: auto;
  transition: all 0.3s ease-in-out;
}

.sidebar .nav-link {
  font-weight: 500;
  padding: 0.6rem 1rem;
  border-radius: 0.375rem;
  margin: 0.15rem 0.5rem;
  transition: background-color 0.15s ease-in-out, color 0.15s ease-in-out;
}

.sidebar .nav-link:hover {
  background-color: #f1f5f9;
}

.sidebar .nav-link.active {
  background-color: #e7f1ff;
  color: var(--admin-primary) !important;
}

/* Main Content Area */
.main-content {
  margin-left: var(--admin-sidebar-width);
  padding-top: var(--admin-header-height);
  min-height: 100vh;
}

/* Top Navbar */
.top-navbar {
  height: var(--admin-header-height);
  z-index: 101;
  background-color: #ffffff !important;
  border-bottom: 1px solid #e9ecef;
}

/* Cards & Components */
.card-metric {
  border: none;
  border-radius: 0.75rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-metric:hover {
  transform: translateY(-2px);
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.08) !important;
}

/* Table styles */
.table th {
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: #6c757d;
  background-color: #f8f9fa;
}

.table td {
  vertical-align: middle;
}

/* Badges */
.badge-role-superadmin {
  background-color: #e0e7ff;
  color: #3730a3;
}

.badge-role-admin {
  background-color: #ecfdf5;
  color: #065f46;
}

/* Dropdown chevron animation */
[aria-expanded="true"] .transition-arrow {
  transform: rotate(180deg);
}

.transition-arrow {
  transition: transform 0.2s ease-in-out;
}

/* Responsive */
@media (max-width: 767.98px) {
  .sidebar {
    left: calc(-1 * var(--admin-sidebar-width));
  }
  .sidebar.show {
    left: 0;
  }
  .main-content {
    margin-left: 0;
  }
}