/*
 * AI credits — shared UI for the internal (config) and customer-facing (admin)
 * credit panels: header row, stat grid, usage meter, grant form, help block.
 */

.ai-credits-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-block-end: 1rem;
}

.ai-credits-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 768px) {
  .ai-credits-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.ai-credits-meter {
  block-size: 0.5rem;
  border-radius: 999px;
  background-color: var(--color-surface-muted);
  overflow: hidden;
  margin-block-start: 1rem;
}

.ai-credits-meter__fill {
  block-size: 100%;
  min-inline-size: 0;
  background-color: var(--color-brand);
  border-radius: inherit;
  transition: inline-size 0.2s ease;
}

.ai-credits-meter__fill--high {
  background-color: var(--color-warning);
}

.ai-credits-caption {
  margin-block-start: 0.5rem;
  color: var(--color-ink-light);
  font-size: 0.875rem;
}

.ai-credits-grant {
  display: flex;
  align-items: end;
  flex-wrap: wrap;
  gap: 1rem;
  margin-block-start: 1.5rem;
}

.ai-credits-help {
  margin-block-start: 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: 0.75rem;
  background-color: var(--color-surface-subtle);
}

.ai-credits-help__title {
  margin: 0 0 0.5rem;
  font-weight: 700;
}

.ai-credits-help__body {
  margin: 0;
  color: var(--color-ink-light);
}

/* Customer-facing admin panel */
.ai-credits-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.ai-credits-titlebar__subtitle,
.ai-credits-section-copy {
  margin: 0.35rem 0 0;
  color: var(--color-ink-light);
  line-height: 1.5;
}

.ai-credits-overview,
.ai-credits-packs,
.ai-credits-ledger,
.ai-credits-history {
  margin-block-start: 2rem;
}

.ai-credits-section-heading {
  margin-block-end: 1rem;
}

.ai-credits-section-title {
  margin: 0;
  font-size: 1.25rem;
}

.ai-credits-figures {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 768px) {
  .ai-credits-figures {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.ai-credits-figure {
  padding: 1.25rem;
  border-radius: 0.75rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
}

.ai-credits-figure--danger .ai-credits-figure__value {
  color: var(--color-danger-strong);
}

.ai-credits-figure__label {
  margin: 0 0 0.25rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-ink-light);
}

.ai-credits-figure__value {
  margin: 0;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.1;
}

.ai-credits-meter-block {
  margin-block-start: 1.75rem;
}

.ai-credits-meter-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-block-end: 0.5rem;
}

.ai-credits-meter-head__label {
  font-weight: 600;
  color: var(--color-ink-light);
}

.ai-credits-meter-head__value {
  font-weight: 700;
}

.ai-credits-pack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  gap: 1rem;
}

.ai-credits-pack {
  display: flex;
  flex-direction: column;
  min-block-size: 14rem;
  padding: clamp(1rem, 3vw, 1.5rem);
  border: 1px solid var(--color-border);
  border-radius: 1rem;
  background: var(--color-surface);
}

.ai-credits-pack__title {
  margin: 0;
  font-size: 1.4rem;
}

.ai-credits-pack__price {
  margin: 0.75rem 0 1.5rem;
  font-size: 1.8rem;
  font-weight: 750;
}

.ai-credits-pack__action {
  inline-size: 100%;
  margin-block-start: auto;
}

.ai-credits-pack__unavailable {
  margin-block-start: auto;
  color: var(--color-ink-light);
  font-size: 0.875rem;
}

.ai-credits-vat-notice,
.ai-credits-empty {
  margin-block-start: 0.75rem;
  color: var(--color-ink-light);
  font-size: 0.875rem;
}

.ai-credits-purchase-status {
  margin-block: 1rem;
}

.ai-credits-purchase-status__title,
.ai-credits-purchase-status__body {
  margin: 0;
}

.ai-credits-purchase-status__body {
  margin-block-start: 0.35rem;
}

.ai-credits-balance-notice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-block: 1rem;
}

.ai-credits-balance-notice p {
  margin: 0.25rem 0 0;
}

.ai-credits-history__subtitle {
  margin: 1.5rem 0 0.75rem;
  font-size: 1rem;
}

.ai-credits-table {
  min-inline-size: 36rem;
}

.ai-credits-transaction-amount {
  color: var(--color-positive);
  font-weight: 700;
}

.ai-credits-transaction-amount--negative {
  color: var(--color-negative);
}

.billing-ai-credits {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  margin-block-start: 1.5rem;
  padding: 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: 1rem;
  background: var(--color-surface);
}

.billing-ai-credits__balance {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.billing-ai-credits__label {
  color: var(--color-ink-light);
  font-size: 0.8rem;
}

.billing-ai-credits__value {
  font-size: 1.35rem;
}

@media (max-width: 40rem) {
  .ai-credits-balance-notice {
    align-items: flex-start;
    flex-direction: column;
  }

  .billing-ai-credits {
    grid-template-columns: 1fr;
  }

  .billing-ai-credits__balance {
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ai-credits-meter__fill {
    transition: none;
  }
}