.ai-center {
  --ai-ink: #17212b;
  --ai-muted: #697077;
  --ai-line: #e4e4e4;
  --ai-soft: #f8f8f8;
  --ai-accent: #6D01BE;
  --ai-accent-soft: rgba(109, 1, 190, .08);
  color: var(--ai-ink);
  background: #fff;
  font-size: 16px;
}

.ai-center__hero {
  padding: 72px 0 58px;
  background:
    radial-gradient(circle at 82% 14%, rgba(109, 1, 190, .12), transparent 31%),
    linear-gradient(135deg, rgba(109, 1, 190, .05), #fff 58%);
  border-bottom: 1px solid var(--ai-line);
}

.ai-center__hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 370px;
  gap: 54px;
  align-items: center;
}

.ai-center__hero-grid::before,
.ai-center__hero-grid::after {
  display: none;
  content: none;
}

.ai-center__eyebrow {
  display: block;
  margin-bottom: 12px;
  color: var(--ai-accent);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: .12em;
}

.ai-center h1 {
  margin: 0 0 18px;
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.08;
  letter-spacing: -.035em;
}

.ai-center__hero-grid > div > p {
  max-width: 650px;
  margin: 0;
  color: var(--ai-muted);
  font-size: 19px;
  line-height: 1.75;
}

.ai-center__balance {
  padding: 28px;
  background: #fff;
  border: 1px solid rgba(23, 33, 43, .1);
  border-radius: 18px;
  box-shadow: 0 18px 48px rgba(109, 1, 190, .08);
}

.ai-center__balance > span {
  display: block;
  color: var(--ai-muted);
  font-size: 14px;
  font-weight: 650;
}

.ai-center__balance > strong {
  display: block;
  margin: 8px 0 5px;
  font-size: 48px;
  line-height: 1;
}

.ai-center__balance > small {
  display: block;
  min-height: 40px;
  color: var(--ai-muted);
  line-height: 1.55;
}

.ai-center__primary {
  display: flex;
  width: 100%;
  min-height: 48px;
  margin-top: 20px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--ai-accent);
  border: 0;
  border-radius: 9px;
  font: inherit;
  font-weight: 700;
}

.ai-center__primary:hover {
  color: #fff;
  background: var(--ai-accent);
  box-shadow: 0 8px 20px rgba(109, 1, 190, .18);
}

.ai-center__primary.is-disabled {
  color: var(--ai-muted);
  background: #f0f0f0;
  box-shadow: none;
  cursor: not-allowed;
}

.ai-center__availability {
  margin: 11px 0 0;
  color: var(--ai-muted);
  font-size: 13px;
  line-height: 1.55;
}

.ai-center__body {
  padding: 58px 0 88px;
}

.ai-center__allowances {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.ai-center__allowances article {
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr);
  gap: 17px;
  padding: 25px;
  border: 1px solid var(--ai-line);
  border-radius: 14px;
}

.ai-center__tool-icon {
  display: flex;
  width: 50px;
  height: 50px;
  align-items: center;
  justify-content: center;
  color: var(--ai-accent);
  background: var(--ai-accent-soft);
  border-radius: 13px;
  font-size: 21px;
}

.ai-center__allowances span,
.ai-center__allowances strong {
  display: block;
}

.ai-center__allowances span {
  margin-bottom: 3px;
  color: var(--ai-muted);
  font-size: 14px;
}

.ai-center__allowances strong {
  font-size: 19px;
}

.ai-center__quota-status {
  display: inline-flex;
  margin-top: 8px;
  padding: 5px 9px;
  color: var(--ai-accent);
  background: var(--ai-accent-soft);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 650;
}

.ai-center__allowances p {
  margin: 7px 0 0;
  color: var(--ai-muted);
  line-height: 1.6;
}

.ai-center__allowances article > a {
  grid-column: 2;
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: var(--ai-accent);
  font-weight: 700;
}

.ai-center__columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.ai-center__packs {
  margin: 8px 0 42px;
  padding: 30px;
  color: var(--ai-ink);
  background: var(--ai-soft);
  border: 1px solid var(--ai-line);
  border-radius: 18px;
}

.ai-center__packs > header {
  display: flex;
  gap: 30px;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 25px;
}

.ai-center__packs h2 {
  max-width: 650px;
  margin: 0;
  color: var(--ai-ink);
  font-size: 30px;
}

.ai-center__packs > header > p {
  max-width: 410px;
  margin: 0;
  color: var(--ai-muted);
  line-height: 1.65;
}

.ai-center__pack-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 15px;
}

.ai-center__pack-grid article {
  display: flex;
  min-width: 0;
  padding: 24px;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--ai-line);
  border-radius: 13px;
  color: var(--ai-ink);
}

.ai-center__pack-grid article > span {
  color: var(--ai-muted);
  font-size: 14px;
  font-weight: 650;
}

.ai-center__pack-grid article > strong {
  display: block;
  margin: 7px 0 12px;
  font-size: 33px;
}

.ai-center__pack-grid article > strong small {
  font-size: 15px;
}

.ai-center__pack-grid article > p {
  min-height: 48px;
  margin: 0 0 20px;
  color: var(--ai-muted);
  line-height: 1.6;
}

.ai-center__pack-price {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--ai-line);
}

.ai-center__pack-price b,
.ai-center__pack-price small {
  display: block;
}

.ai-center__pack-price b {
  font-size: 20px;
}

.ai-center__pack-price small {
  margin-top: 4px;
  color: var(--ai-muted);
  font-size: 12px;
}

.ai-center__panel {
  min-width: 0;
  padding: 28px;
  background: var(--ai-soft);
  border-radius: 16px;
}

.ai-center__panel h2 {
  margin: 0 0 24px;
  font-size: 25px;
  line-height: 1.3;
}

.ai-center__timeline article {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 15px 0;
  border-top: 1px solid var(--ai-line);
}

.ai-center__event-icon {
  display: flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  color: var(--ai-accent);
  background: #fff;
  border-radius: 50%;
}

.ai-center__event-icon.is-refunded {
  color: #b97a16;
}

.ai-center__event-icon.is-failed {
  color: #bf4e4e;
}

.ai-center__timeline strong,
.ai-center__timeline span {
  display: block;
}

.ai-center__timeline span,
.ai-center__timeline small {
  color: var(--ai-muted);
  font-size: 13px;
}

.ai-center__artifacts a {
  display: flex;
  gap: 15px;
  align-items: center;
  justify-content: space-between;
  padding: 17px 0;
  color: var(--ai-ink);
  border-top: 1px solid var(--ai-line);
}

.ai-center__artifacts strong,
.ai-center__artifacts span {
  display: block;
}

.ai-center__artifacts span {
  margin-top: 4px;
  color: var(--ai-muted);
  font-size: 13px;
}

.ai-center__pagination {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 12px;
  margin-top: 18px;
  padding-top: 16px;
  align-items: center;
  border-top: 1px solid var(--ai-line);
}

.ai-center__pagination a {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  color: var(--ai-accent);
  font-size: 14px;
  font-weight: 700;
}

.ai-center__pagination a:last-child {
  justify-self: end;
}

.ai-center__pagination small {
  color: var(--ai-muted);
  font-size: 13px;
}

.ai-center__empty {
  padding: 42px 24px;
  color: var(--ai-muted);
  background: #fff;
  border: 1px dashed #d8d8d8;
  border-radius: 12px;
  text-align: center;
}

.ai-center__empty i {
  display: block;
  margin-bottom: 12px;
  font-size: 27px;
}

.ai-center__empty p {
  margin: 0;
  line-height: 1.65;
}

.ai-center__retention {
  display: flex;
  gap: 11px;
  margin-top: 18px;
  padding: 15px;
  color: var(--ai-muted);
  background: #fff;
  border-radius: 10px;
}

.ai-center__retention i {
  margin-top: 3px;
  color: var(--ai-accent);
}

.ai-center__retention p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
}

.ai-center__retention form {
  margin: 12px 0 7px;
}

.ai-center__retention small {
  display: block;
  font-size: 13px;
  line-height: 1.55;
}

.ai-center__export {
  display: inline-flex;
  gap: 8px;
  min-height: 42px;
  padding: 8px 14px;
  align-items: center;
  color: var(--ai-accent);
  background: var(--ai-accent-soft);
  border: 1px solid rgba(109, 1, 190, .22);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 750;
  cursor: pointer;
}

.ai-center__export:hover {
  color: #fff;
  background: var(--ai-accent);
  border-color: var(--ai-accent);
}

.ai-center__retention .ai-center__export i {
  margin: 0;
  color: currentColor;
}

.ai-checkout__hero {
  padding: 56px 0 48px;
}

.ai-checkout__hero h1 {
  max-width: 800px;
  font-size: clamp(34px, 4vw, 48px);
}

.ai-checkout__hero p {
  max-width: 760px;
  color: var(--ai-muted);
  font-size: 17px;
  line-height: 1.7;
}

.ai-checkout__back {
  display: inline-flex;
  gap: 7px;
  margin-bottom: 30px;
  align-items: center;
  color: var(--ai-muted);
  font-weight: 650;
}

.ai-checkout__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 24px;
  align-items: start;
}

.ai-checkout__grid::before,
.ai-checkout__grid::after {
  display: none;
  content: none;
}

.ai-checkout__summary,
.ai-checkout__action {
  padding: 30px;
  border: 1px solid var(--ai-line);
  border-radius: 16px;
}

.ai-checkout__summary > span {
  color: var(--ai-muted);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
}

.ai-checkout__summary h2,
.ai-checkout__action h2 {
  margin: 8px 0 12px;
  font-size: 27px;
}

.ai-checkout__summary > p,
.ai-checkout__action > p {
  color: var(--ai-muted);
  line-height: 1.7;
}

.ai-checkout dl,
.ai-purchase dl {
  margin: 26px 0 0;
}

.ai-checkout dl > div,
.ai-purchase dl > div {
  display: flex;
  gap: 20px;
  padding: 14px 0;
  justify-content: space-between;
  border-top: 1px solid var(--ai-line);
}

.ai-checkout dt,
.ai-checkout dd,
.ai-purchase dt,
.ai-purchase dd {
  margin: 0;
}

.ai-checkout dd,
.ai-purchase dd {
  font-weight: 700;
  text-align: right;
}

.ai-checkout dl .is-total {
  font-size: 20px;
}

.ai-checkout__action {
  background: var(--ai-soft);
}

.ai-checkout__terms {
  display: flex;
  gap: 10px;
  margin: 20px 0 16px;
  align-items: flex-start;
  color: var(--ai-muted);
  font-size: 15px;
  line-height: 1.65;
  cursor: pointer;
}

.ai-checkout__terms input {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: var(--ai-accent);
}

.ai-checkout__terms a,
.ai-checkout__terms a:hover {
  color: var(--ai-accent);
  text-decoration: underline;
}

.ai-checkout__terms-error {
  margin: -6px 0 14px;
  color: #9d3838;
  font-size: 14px;
}

.ai-checkout__action > small {
  display: flex;
  gap: 7px;
  margin-top: 14px;
  color: var(--ai-muted);
  font-size: 13px;
  line-height: 1.55;
}

.ai-checkout__notice {
  display: flex;
  gap: 12px;
  padding: 16px;
  background: #fff5f5;
  border-radius: 10px;
  color: #9d3838;
}

.ai-checkout__notice p {
  margin: 5px 0 0;
  color: var(--ai-muted);
  line-height: 1.55;
}

.ai-purchase {
  min-height: calc(100vh - 80px);
  background: var(--ai-soft);
}

.ai-purchase .ai-center__body {
  display: flex;
  min-height: calc(100vh - 80px);
  padding: 52px 0;
  align-items: center;
}

.ai-purchase__card {
  max-width: 680px;
  margin: 30px auto;
  padding: 44px;
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 18px 50px rgba(109, 1, 190, .08);
  text-align: center;
}

.ai-purchase__illustration {
  display: block;
  width: 180px;
  max-width: 48%;
  margin: -12px auto 22px;
}

.ai-terms__content {
  max-width: 860px;
  padding: 38px 42px;
  background: #fff;
  border: 1px solid var(--ai-line);
  border-radius: 16px;
}

.ai-terms__content h2 {
  margin: 32px 0 10px;
  color: var(--ai-ink);
  font-size: 22px;
}

.ai-terms__content h2:first-child {
  margin-top: 0;
}

.ai-terms__content p,
.ai-terms__content li {
  color: var(--ai-muted);
  font-size: 16px;
  line-height: 1.85;
}

.ai-terms__content a {
  color: var(--ai-accent);
  text-decoration: underline;
}

.ai-purchase__icon {
  display: flex;
  width: 64px;
  height: 64px;
  margin: 0 auto 22px;
  align-items: center;
  justify-content: center;
  color: var(--ai-accent);
  background: var(--ai-accent-soft);
  border-radius: 50%;
  font-size: 27px;
}

.ai-purchase__card.is-failed .ai-purchase__icon,
.ai-purchase__card.is-refunded .ai-purchase__icon {
  color: #a44a4a;
  background: #fff0f0;
}

.ai-purchase__card h1 {
  margin: 7px 0 12px;
  font-size: 34px;
}

.ai-purchase__card > p {
  color: var(--ai-muted);
  font-size: 17px;
}

.ai-purchase__secondary {
  display: inline-block;
  margin-top: 20px;
  color: var(--ai-muted);
  font-weight: 700;
}

.ai-purchase__refund-link {
  display: inline-block;
  margin-top: 16px;
  color: var(--ai-muted);
  font-size: 13px;
  font-weight: 500;
  text-decoration: underline;
}

.ai-purchase__refund-link:hover {
  color: var(--ai-accent);
}

.ai-center__mini-footer {
  padding-top: 8px;
  padding-bottom: 28px;
}

@media (max-width: 991px) {
  .ai-center__hero-grid,
  .ai-center__columns,
  .ai-checkout__grid {
    grid-template-columns: 1fr;
  }

  .ai-center__hero-grid {
    gap: 32px;
  }

  .ai-center__balance {
    max-width: 480px;
  }

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

@media (max-width: 767px) {
  .ai-center {
    font-size: 15px;
  }

  .ai-center__hero {
    padding: 50px 0 42px;
  }

  .ai-center__body {
    padding: 38px 0 64px;
  }

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

  .ai-center__packs {
    padding: 24px;
  }

  .ai-center__packs > header {
    display: block;
  }

  .ai-center__packs > header > p {
    margin-top: 13px;
  }

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

  .ai-center__allowances article,
  .ai-center__panel,
  .ai-center__balance {
    padding: 21px;
  }

  .ai-checkout__summary,
  .ai-checkout__action,
  .ai-purchase__card {
    padding: 23px;
  }
}