/* ============================================================
   ShiftSafe — Advanced Admin Panel Styling
   ============================================================ */

/* Layout */
.admin-layout {
  display: flex;
  min-height: 100vh;
  background-color: #060d1f;
  color: #f1f5f9;
}

/* Sidebar Styling */
.admin-sidebar {
  width: 260px;
  background: var(--bg-secondary, #0a1628);
  border-right: 1px solid var(--glass-border, rgba(255, 255, 255, 0.08));
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 1000;
  transition: transform var(--transition-normal, 300ms ease);
}

.sidebar-brand {
  padding: var(--space-xl, 24px) var(--space-base, 16px);
  font-family: var(--font-heading, 'Space Grotesk', sans-serif);
  font-size: var(--text-lg, 1.25rem);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--space-sm, 8px);
  border-bottom: 1px solid var(--glass-border, rgba(255, 255, 255, 0.08));
  color: #fff;
  text-decoration: none;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-md, 12px) 0;
  list-style: none;
  margin: 0;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: var(--space-md, 12px);
  padding: 12px var(--space-base, 16px);
  color: var(--text-secondary, #94a3b8);
  text-decoration: none;
  font-size: var(--text-sm, 0.875rem);
  font-weight: 500;
  transition: all var(--transition-fast, 150ms ease);
  border-left: 3px solid transparent;
}

.sidebar-link:hover {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary, #f1f5f9);
}

.sidebar-link.active {
  background: rgba(16, 185, 129, 0.08);
  color: var(--emerald, #10b981);
  border-left-color: var(--emerald, #10b981);
  font-weight: 600;
}

.sidebar-footer {
  padding: var(--space-base, 16px);
  border-top: 1px solid var(--glass-border, rgba(255, 255, 255, 0.08));
  font-size: 0.8rem;
  color: var(--text-muted, #64748b);
}

.sidebar-logout {
  display: flex;
  align-items: center;
  gap: var(--space-sm, 8px);
  color: var(--danger, #ef4444);
  text-decoration: none;
  font-weight: 500;
  margin-top: 8px;
}

.sidebar-logout:hover {
  text-decoration: underline;
}

/* Main Content Area */
.admin-main {
  flex: 1;
  margin-left: 260px;
  padding: var(--space-2xl, 32px);
}

/* Header & Breadcrumbs */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-xl, 24px);
}

.page-title {
  font-family: var(--font-heading, 'Space Grotesk', sans-serif);
  font-size: var(--text-2xl, 1.5rem);
  font-weight: 700;
  color: #fff;
  margin: 0;
}

.breadcrumbs {
  font-size: var(--text-xs, 0.75rem);
  color: var(--text-muted, #64748b);
  margin-bottom: 4px;
}

/* Dashboard Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-base, 16px);
  margin-bottom: var(--space-2xl, 32px);
}

.metric-card {
  background: var(--surface, #152038);
  border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.08));
  border-radius: var(--radius-lg, 12px);
  padding: var(--space-xl, 24px);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.metric-info h3 {
  font-size: var(--text-2xl, 1.5rem);
  font-family: var(--font-heading, 'Space Grotesk', sans-serif);
  font-weight: 700;
  color: #fff;
  margin: 4px 0 0 0;
}

.metric-info span {
  font-size: var(--text-xs, 0.75rem);
  color: var(--text-secondary, #94a3b8);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.metric-icon {
  font-size: 2.2rem;
  opacity: 0.8;
}

/* Cards & Sections */
.admin-card {
  background: var(--surface, #152038);
  border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.08));
  border-radius: var(--radius-lg, 12px);
  padding: var(--space-xl, 24px);
  margin-bottom: var(--space-xl, 24px);
}

.card-title {
  font-family: var(--font-heading, 'Space Grotesk', sans-serif);
  font-size: var(--text-lg, 1.125rem);
  font-weight: 600;
  margin: 0 0 var(--space-lg, 20px) 0;
  color: #fff;
}

/* Data Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: var(--text-sm, 0.875rem);
}

.admin-table th {
  padding: 14px var(--space-base, 16px);
  border-bottom: 1px solid var(--glass-border, rgba(255, 255, 255, 0.08));
  font-weight: 600;
  color: var(--text-secondary, #94a3b8);
}

.admin-table td {
  padding: 14px var(--space-base, 16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  color: var(--text-primary, #f1f5f9);
}

.admin-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

/* Search and Filters Bar */
.filters-bar {
  display: flex;
  gap: var(--space-sm, 8px);
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-base, 16px);
}

.search-input {
  background: var(--bg-tertiary, #111d35);
  border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.08));
  border-radius: var(--radius-md, 8px);
  padding: 8px var(--space-base, 16px);
  color: #fff;
  outline: none;
  min-width: 250px;
}

.filter-select {
  background: var(--bg-tertiary, #111d35);
  border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.08));
  border-radius: var(--radius-md, 8px);
  padding: 8px 12px;
  color: #fff;
  outline: none;
}

/* Status Badges */
.badge {
  display: inline-block;
  padding: 4px 8px;
  font-size: 0.7rem;
  font-weight: 600;
  border-radius: var(--radius-sm, 6px);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-pending { background: rgba(245, 158, 11, 0.15); color: var(--gold, #f59e0b); }
.badge-confirmed { background: rgba(59, 130, 246, 0.15); color: var(--info, #3b82f6); }
.badge-in-transit { background: rgba(168, 85, 247, 0.15); color: #a855f7; }
.badge-completed { background: rgba(34, 197, 94, 0.15); color: var(--success, #22c55e); }
.badge-cancelled { background: rgba(239, 68, 68, 0.15); color: var(--danger, #ef4444); }

/* CRUD Action Buttons */
.btn-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm, 6px);
  border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.08));
  color: var(--text-secondary, #94a3b8);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-fast, 150ms ease);
}

.btn-action:hover {
  background: var(--surface-hover, #1a2845);
  color: #fff;
}

.btn-action.btn-edit:hover { color: var(--info, #3b82f6); border-color: var(--info, #3b82f6); }
.btn-action.btn-delete:hover { color: var(--danger, #ef4444); border-color: var(--danger, #ef4444); }

/* Modals */
.admin-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-base, 16px);
}

.admin-modal {
  background: var(--bg-secondary, #0a1628);
  border: 1px solid var(--glass-border, rgba(255, 255, 255, 0.08));
  border-radius: var(--radius-xl, 16px);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--space-2xl, 32px);
  animation: slideUp 0.3s ease;
}

/* Utility Flex Box and Forms */
.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-base, 16px);
}

.form-group-full {
  grid-column: span 2;
}

@media (max-width: 768px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }
  .admin-sidebar.open {
    transform: translateX(0);
  }
  .admin-main {
    margin-left: 0;
    padding: var(--space-base, 16px);
  }
  .form-grid-2 {
    grid-template-columns: 1fr;
  }
  .form-group-full {
    grid-column: span 1;
  }
}