* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans);
  color: var(--color-gray-900);
  min-height: 100vh;
  background:
    radial-gradient(circle at 85% 15%, rgba(148, 193, 95, 0.18), rgba(148, 193, 95, 0) 55%),
    linear-gradient(135deg, #f8fafc 0%, #eef6e8 100%);
}

.admin-content {
  margin-left: 240px;
  padding: 48px 40px 64px;
  min-height: 100vh;
  transition: margin-left 0.3s ease;
}

labs-navigation[collapsed] ~ .admin-content {
  margin-left: 64px;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 32px;
}

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 11px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 8px;
}

.admin-header h1 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 6px;
}

.subtitle {
  color: var(--color-gray-600);
  font-size: 16px;
}

.header-actions {
  display: flex;
  gap: 12px;
}

.ghost-button {
  border: 1px solid var(--color-gray-200);
  background: rgba(255, 255, 255, 0.8);
  color: var(--color-gray-700);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.ghost-button:hover {
  border-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  transform: translateY(-1px);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.summary-card {
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  border: 1px solid rgba(148, 193, 95, 0.2);
  box-shadow: var(--shadow-sm);
}

.summary-label {
  font-size: 12px;
  color: var(--color-gray-500);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.summary-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-gray-900);
}

.controls {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) 180px;
  gap: 16px;
  margin-bottom: 24px;
}

.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-gray-600);
  margin-bottom: 6px;
}

.field input,
.field select {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
  background: white;
  font-size: 14px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(148, 193, 95, 0.15);
}

.table-card {
  background: white;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.table-header {
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--color-gray-200);
  align-items: center;
}

.table-header h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}

.table-subtitle {
  color: var(--color-gray-500);
  font-size: 13px;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.table-wrapper {
  overflow-x: auto;
}

.users-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.users-table thead {
  background: var(--color-gray-50);
}

.users-table th,
.users-table td {
  padding: 14px 18px;
  text-align: left;
  border-bottom: 1px solid var(--color-gray-100);
  white-space: nowrap;
}

.users-table th {
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-gray-500);
  font-weight: 600;
}

.users-table tbody tr:hover {
  background: var(--color-primary-pale);
}

.cell-primary {
  font-weight: 600;
  color: var(--color-gray-900);
}

.cell-secondary {
  font-size: 12px;
  color: var(--color-gray-500);
  margin-top: 4px;
}

.tier-cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tier-select {
  padding: 8px 10px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
  font-size: 13px;
}

.tier-select:disabled {
  background: var(--color-gray-50);
  color: var(--color-gray-400);
}

.tier-status {
  font-size: 12px;
  color: var(--color-gray-500);
}

.tier-status.success {
  color: var(--color-success-dark);
}

.tier-status.error {
  color: var(--color-error-dark);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge-free {
  background: var(--color-gray-100);
  color: var(--color-gray-700);
}

.badge-paid {
  background: var(--color-success-pale);
  color: var(--color-success-dark);
}

.badge-active {
  background: var(--color-info-pale);
  color: var(--color-info-dark);
}

.badge-inactive {
  background: var(--color-error-pale);
  color: var(--color-error-dark);
}

.notice {
  margin-top: 20px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-warning-light);
  background: var(--color-warning-pale);
  color: var(--color-warning-dark);
  font-size: 14px;
  font-weight: 600;
}

.notice.error {
  border-color: var(--color-error-light);
  background: var(--color-error-pale);
  color: var(--color-error-dark);
}

.notice.hidden {
  display: none;
}

.loading-row td {
  text-align: center;
  color: var(--color-gray-500);
  padding: 24px 12px;
}

.invite-form {
  display: flex;
  gap: 12px;
  align-items: center;
}

.invite-form input {
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
  font-size: 14px;
  min-width: 260px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.invite-form input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(148, 193, 95, 0.15);
}

.primary-button {
  border: none;
  background: var(--color-primary);
  color: white;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.primary-button:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.delete-button {
  padding: 6px 12px;
  font-size: 12px;
  color: var(--color-error-dark);
  border-color: var(--color-error-light);
}

.delete-button:hover {
  background: var(--color-error-pale);
  border-color: var(--color-error);
  color: var(--color-error-dark);
}

@media (max-width: 960px) {
  .admin-content {
    margin-left: 64px;
    padding: 32px 24px 48px;
  }

  .admin-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .controls {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .admin-content {
    margin-left: 0;
    padding: 32px 18px 48px;
  }

  labs-navigation {
    position: static;
    width: 100%;
    height: auto;
  }

  .summary-grid {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  }
}