.admin-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background: #fff;
  border: 1px solid #d7e3e5;
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.stat-value {
  font-size: 36px;
  font-weight: 800;
  color: #155b67;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: #526d75;
  font-weight: 600;
}

.users-section {
  background: #fff;
  border: 1px solid #d7e3e5;
  border-radius: 12px;
  padding: 20px;
}

.admin-action-btn {
  background: transparent;
  border: 1px solid #9cc8c3;
  border-radius: 6px;
  color: #155b67;
  padding: 5px 10px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  margin-left: 5px;
}

.admin-action-btn:hover {
  background: #dcefed;
}

.admin-action-btn.delete {
  border-color: #fca5a5;
  color: #b91c1c;
}
.admin-action-btn.delete:hover {
  background: #fef2f2;
}

.billing-form select, .billing-form input {
  width: 100%;
  margin-bottom: 15px;
}

.main-content { flex: 1; padding: 24px 32px; overflow-y: auto; height: 100dvh; background: #f8fafc; }