.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  padding: 1.25rem;
  margin-bottom: 1rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.card-title {
  font-size: 0.875rem;
}

.card-metric {
  font-size: 1.25rem;
  font-weight: 700;
  margin-top: 0.25rem;
}

.btn {
  background-color: var(--primary);
  color: white;
  border: none;
  padding: 0.65rem 1.25rem;
  border-radius: 0.375rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: background-color 0.2s;
}

.btn:hover {
  background-color: var(--primary-dark);
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.875rem;
}

.btn-danger {
  background-color: var(--danger);
}

.btn-danger:hover {
  background-color: #b91c1c;
}

.alert {
  padding: 0.75rem 1rem;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

.alert-danger {
  background-color: #fef2f2;
  color: var(--danger);
  border: 1px solid #fecaca;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.375rem;
}

.form-control {
  width: 100%;
  padding: 0.65rem;
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  font-size: 1rem;
}

.nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.nav-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  color: var(--text-main);
  text-decoration: none;
  border-radius: 0.375rem;
  font-weight: 500;
}

.nav-links a.active {
  background-color: #eff6ff;
  color: var(--primary);
}

.nav-links a.disabled {
  color: var(--text-muted);
  cursor: not-allowed;
  opacity: 0.7;
}

.badge-unbuilt {
  font-size: 0.7rem;
  background-color: #f1f5f9;
  color: #64748b;
  padding: 0.15rem 0.4rem;
  border-radius: 0.25rem;
  font-weight: normal;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  font-size: 0.9rem;
}

.data-table th, .data-table td {
  padding: 0.75rem;
  border-bottom: 1px solid var(--border-color);
  text-align: left;
}

.data-table th {
  background-color: #f1f5f9;
  font-weight: 600;
}