.catalog-page {
  --page-max-width: 1280px;
  --catalog-tint: color-mix(in srgb, var(--primary-color) 6%, var(--white-color));
}

.catalog-main {
  padding-block: clamp(2rem, 5vw, 4rem) 5rem;
  background: var(--light-color);
}

.catalog-detail-heading h1 {
  font-size: clamp(2.1rem, 3.7vw, 3.25rem);
  line-height: 1.12;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

.catalog-intro__description {
  max-width: 37rem;
  margin-top: 1.25rem;
  font-size: 1rem;
  line-height: 1.8;
}

.catalog-detail-content {
  min-width: 0;
}

.catalog-price {
  display: grid;
  gap: 0.2rem;
}

.catalog-price > strong {
  color: var(--dark-color);
  font-size: 1.65rem;
  line-height: 1.2;
  letter-spacing: -0.045em;
  font-variant-numeric: tabular-nums;
}

.catalog-price > span {
  color: var(--secondary-color);
  font-size: 0.75rem;
}

.catalog-price > .catalog-price__unavailable {
  color: var(--secondary-color);
  font-size: 1rem;
  letter-spacing: normal;
}

.catalog-text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  font-size: 0.8125rem;
  font-weight: 600;
}

.catalog-footnote {
  margin-top: 1.5rem;
  color: var(--secondary-color);
  font-size: 0.8125rem;
  line-height: 1.8;
}

.catalog-detail-page .catalog-main {
  background: var(--white-color);
}

.catalog-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  grid-template-rows: auto 1fr;
  align-items: start;
  gap: 0 clamp(2rem, 5vw, 5rem);
}

.catalog-detail-heading {
  grid-column: 1;
  grid-row: 1;
  padding-bottom: 2rem;
}

.catalog-detail-content {
  grid-column: 1;
  grid-row: 2;
}

.catalog-offer {
  position: sticky;
  top: 110px;
  grid-column: 2;
  grid-row: 1 / 3;
  min-width: 0;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background: var(--white-color);
}

.catalog-offer__price {
  padding: 1.75rem;
  border-radius: 11px 11px 0 0;
  background: #101d35;
  color: #bac9df;
}

.catalog-offer__price h2 {
  color: #e2eaf6;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: normal;
}

.catalog-offer__price .catalog-price {
  margin-block: 1rem 1.25rem;
  gap: 0.5rem;
}

.catalog-offer__price .catalog-price > strong {
  color: #ffffff;
  font-size: 3rem;
  letter-spacing: -0.06em;
}

.catalog-offer__price .catalog-price > .catalog-price__unavailable {
  font-size: 1.35rem;
  letter-spacing: normal;
}

.catalog-offer__price .catalog-price > span,
.catalog-offer__price > p {
  color: #bac9df;
  font-size: 0.75rem;
}

.catalog-offer__body {
  padding: 1.5rem;
}

.catalog-offer__body > p {
  margin-block: 1.25rem;
  font-size: 0.8125rem;
  line-height: 1.8;
}

.catalog-offer__body > .catalog-text-link {
  justify-content: center;
  width: 100%;
  margin-top: 0.5rem;
}

.catalog-facts {
  display: grid;
  gap: 0.85rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.8125rem;
}

.catalog-facts > div {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
}

.catalog-facts dt {
  color: var(--secondary-color);
}

.catalog-facts dd {
  color: var(--dark-color);
  font-weight: 600;
}

.catalog-detail-section {
  padding-block: 2rem;
  border-top: 1px solid var(--border-color);
}

.catalog-detail-section h2 {
  font-size: 1.25rem;
}

.catalog-highlights {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.5rem;
  margin-top: 1.5rem;
  list-style: none;
  font-size: 0.875rem;
}

.catalog-highlights li {
  display: flex;
  align-items: start;
  gap: 0.65rem;
}

.catalog-highlights i {
  flex-shrink: 0;
  margin-top: 0.2rem;
  color: var(--primary-color);
}

.catalog-section-heading h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
}

.catalog-section-heading > p {
  max-width: 34rem;
  margin-top: 0.85rem;
  color: var(--secondary-color);
  font-size: 0.875rem;
}

.catalog-sample {
  margin-top: 1.5rem;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--white-color);
}

.catalog-sample__bar {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  border-radius: 9px 9px 0 0;
  background: var(--light-color);
  color: var(--dark-color);
  font-size: 0.75rem;
}

.catalog-sample__bar > span:last-child {
  color: var(--secondary-color);
  font-size: 0.6875rem;
}

.catalog-sample__group + .catalog-sample__group {
  border-top: 1px solid var(--border-color);
}

.catalog-sample__group summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  min-height: 76px;
  padding: 1rem 1.5rem;
  list-style: none;
  color: var(--dark-color);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
}

.catalog-sample__group summary::-webkit-details-marker {
  display: none;
}

.catalog-sample__group summary:hover,
.catalog-sample__group[open] summary {
  color: var(--primary-color);
}

.catalog-sample__group summary:focus-visible {
  outline-offset: -4px;
}

.catalog-sample__group[open] summary > i {
  transform: rotate(90deg);
}

.catalog-sample__index {
  color: var(--secondary-color);
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 0.75rem;
  font-weight: 400;
}

.catalog-sample__content {
  padding: 0 1.5rem 1.5rem;
}

.catalog-sample__content > p {
  margin-bottom: 1.25rem;
  color: var(--secondary-color);
  font-size: 0.8125rem;
}

.catalog-sample__fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
  background: var(--border-color);
}

.catalog-sample__fields > div {
  min-width: 0;
  padding: 0.9rem 1rem;
  background: var(--white-color);
}

.catalog-sample__fields > div:last-child:nth-child(odd) {
  grid-column: 1 / -1;
}

.catalog-sample__fields dt {
  margin-bottom: 0.2rem;
  color: var(--secondary-color);
  font-size: 0.75rem;
}

.catalog-sample__fields dd {
  color: var(--dark-color);
  font-size: 0.875rem;
  font-weight: 600;
  overflow-wrap: anywhere;
}

@media (max-height: 720px) {
  .catalog-offer {
    position: static;
  }
}

@media (max-width: 1000px) {
  .catalog-offer {
    position: static;
  }

  .catalog-detail-layout {
    grid-template-columns: minmax(0, 1fr) 280px;
    column-gap: 2rem;
  }

  .catalog-highlights {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 800px) {
  .catalog-detail-layout {
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .catalog-detail-heading,
  .catalog-detail-content,
  .catalog-offer {
    width: 100%;
  }

  .catalog-offer {
    margin-bottom: 2rem;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .catalog-offer__price {
    border-radius: 11px 0 0 11px;
  }
}

@media (max-width: 640px) {
  .catalog-intro__description {
    font-size: 0.9375rem;
  }

  .catalog-offer,
  .catalog-sample__fields {
    grid-template-columns: minmax(0, 1fr);
  }

  .catalog-offer__price,
  .catalog-offer__body {
    padding: 1.25rem;
  }

  .catalog-offer__price {
    border-radius: 11px 11px 0 0;
  }

  .catalog-sample__bar,
  .catalog-sample__group summary {
    padding-inline: 1rem;
  }

  .catalog-sample__content {
    padding: 0 1rem 1rem;
  }
}