.billing-layout {
  display: grid;
  gap: 1rem;
}

.billing-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.85rem;
}

.billing-stat-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.1rem;
}

.billing-stat-label {
  color: var(--text-dim);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.billing-stat-value {
  margin-top: 0.35rem;
  font-size: 1.35rem;
  font-weight: 700;
}

.billing-stat-sub {
  margin-top: 0.25rem;
  color: var(--text-dim);
  font-size: 0.82rem;
}

.billing-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.billing-status-badge.open {
  background: rgba(245, 158, 11, 0.16);
  color: #f59e0b;
}

.billing-status-badge.paid {
  background: rgba(34, 197, 94, 0.16);
  color: #22c55e;
}

.billing-payment-methods {
  display: grid;
  gap: 0.75rem;
}

.billing-payment-method {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.85rem;
  align-items: center;
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-elevated);
}

.billing-payment-method strong {
  display: block;
  margin-bottom: 0.2rem;
}

.billing-payment-method p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.86rem;
  line-height: 1.4;
}

.billing-payment-icon {
  width: 2rem;
  height: 2rem;
  color: var(--accent);
}

.billing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.billing-table-wrap {
  overflow-x: auto;
}

.billing-line-items-table td:last-child,
.billing-line-items-table th:last-child,
.billing-history-table td:last-child,
.billing-history-table th:last-child {
  text-align: right;
  white-space: nowrap;
}

.billing-access-denied {
  max-width: 42rem;
}

.billing-stripe-note {
  margin-top: 0.75rem;
  color: var(--text-dim);
  font-size: 0.84rem;
}

.billing-stripe-note.error-text {
  color: var(--danger, #ef4444);
}

@media (max-width: 720px) {
  .billing-payment-method {
    grid-template-columns: 1fr;
  }

  .billing-payment-method .btn {
    width: 100%;
  }
}