/* Product family: open sections, restrained panels, and stable media geometry. */
[data-page-family="product"] {
  letter-spacing: 0;
}

.gct-product-page {
  min-width: 0;
  background: var(--color-page);
}

.gct-product-hero,
[data-product-hero] {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}

.gct-product-hero__inner {
  display: grid;
  min-height: 420px;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  align-items: center;
  gap: var(--space-12);
  padding-block: var(--space-12);
}

.gct-product-hero__copy {
  min-width: 0;
  max-width: 680px;
}

.gct-product-hero__eyebrow,
.gct-product-eyebrow {
  margin: 0 0 var(--space-3);
  color: var(--color-brand-hover);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.gct-product-hero h1,
[data-product-hero] h1 {
  max-width: 760px;
  margin: 0;
  color: var(--color-deep);
  font-size: 44px;
  line-height: 1.18;
}

.gct-product-hero__summary,
[data-product-hero] [data-product-summary] {
  max-width: 640px;
  margin: var(--space-5) 0 0;
  color: var(--color-muted);
  font-size: 17px;
  line-height: 1.75;
}

.gct-product-hero__actions,
.gct-product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.gct-product-hero__media,
[data-product-hero-media] {
  width: 100%;
  min-width: 0;
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-soft);
}

.gct-product-hero__media img,
[data-product-hero-media] img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gct-product-section,
[data-product-section] {
  padding-block: var(--space-16);
  background: var(--color-surface);
}

.gct-product-section--soft,
[data-product-section="soft"] {
  background: var(--color-page);
}

.gct-product-section--deep,
[data-product-section="deep"] {
  background: var(--color-deep);
  color: var(--color-surface);
}

.gct-product-section__heading,
.gct-product-heading {
  max-width: 760px;
  margin-bottom: var(--space-8);
}

.gct-product-section__heading h2,
.gct-product-heading h2,
[data-product-section] h2 {
  margin: 0;
  color: var(--color-deep);
  font-size: 30px;
  line-height: 1.25;
}

.gct-product-section--deep h2 {
  color: var(--color-surface);
}

.gct-product-section__heading p,
.gct-product-heading p {
  margin: var(--space-3) 0 0;
  color: var(--color-muted);
  line-height: 1.7;
}

.gct-product-section--deep .gct-product-section__heading p,
.gct-product-section--deep .gct-product-heading p {
  color: rgba(255, 255, 255, 0.72);
}

.gct-product-grid,
.gct-product-advantage-grid,
[data-product-advantages] {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
}

.gct-product-card,
.gct-product-advantage,
[data-product-advantages] > article {
  min-width: 0;
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}

.gct-product-card--quiet,
.gct-product-advantage--quiet {
  border-color: transparent;
  background: var(--color-page);
}

.gct-product-card__icon,
.gct-product-advantage__icon {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: var(--radius-md);
  background: var(--color-soft);
  color: var(--color-brand-hover);
  font-size: 13px;
  font-weight: 700;
}

.gct-product-card h3,
.gct-product-advantage h3,
[data-product-advantages] h3 {
  margin: var(--space-4) 0 var(--space-2);
  color: var(--color-deep);
  font-size: 18px;
  line-height: 1.35;
}

.gct-product-card p,
.gct-product-advantage p,
[data-product-advantages] p {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.7;
}

.gct-product-advantage-list,
.gct-product-check-list {
  display: grid;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.gct-product-advantage-list li,
.gct-product-check-list li {
  position: relative;
  min-width: 0;
  padding-left: var(--space-6);
  color: var(--color-text);
  line-height: 1.65;
}

.gct-product-advantage-list li::before,
.gct-product-check-list li::before {
  position: absolute;
  top: 0.55em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-sm);
  background: var(--color-brand);
  content: "";
}

.gct-product-capability-grid,
.gct-product-spec-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: var(--space-8);
  align-items: start;
}

.gct-product-capability-list,
.gct-product-spec-list {
  display: grid;
  margin: 0;
  border-top: 1px solid var(--color-border);
}

.gct-product-capability-row,
.gct-product-spec-row {
  display: grid;
  grid-template-columns: minmax(140px, 0.45fr) minmax(0, 1fr);
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.gct-product-capability-row dt,
.gct-product-spec-row dt {
  color: var(--color-deep);
  font-size: 14px;
  font-weight: 700;
}

.gct-product-capability-row dd,
.gct-product-spec-row dd {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
}

.gct-product-scenarios,
[data-product-scenarios] {
  background: var(--color-page);
}

.gct-product-scenario-grid,
[data-product-scenarios] > .gct-container > .gct-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

.gct-product-scenario,
[data-product-scenario],
[data-product-scenarios] > .gct-container > .gct-grid > article {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}

.gct-product-scenario__media,
.gct-product-scenario figure {
  margin: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-soft);
}

.gct-product-scenario__media img,
.gct-product-scenario figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gct-product-scenario__body,
.gct-product-scenario figcaption {
  padding: var(--space-5);
}

.gct-product-scenario h3,
.gct-product-scenario figcaption strong {
  display: block;
  margin: 0;
  color: var(--color-deep);
  font-size: 18px;
  line-height: 1.35;
}

.gct-product-scenario p,
.gct-product-scenario figcaption span {
  display: block;
  margin: var(--space-2) 0 0;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.7;
}

.gct-product-architecture,
[data-product-architecture] {
  border-block: 1px solid var(--color-border);
  background: var(--color-surface);
}

.gct-product-architecture__layout {
  display: grid;
  grid-template-columns: minmax(200px, 0.7fr) minmax(0, 1.3fr);
  gap: var(--space-8);
  align-items: center;
}

.gct-product-architecture__canvas {
  min-width: 0;
  overflow-x: auto;
  padding-block: var(--space-2);
}

.gct-product-architecture__diagram {
  display: grid;
  min-width: 640px;
  grid-template-columns: repeat(3, minmax(150px, 1fr));
  gap: var(--space-3);
  align-items: center;
}

.gct-product-architecture__column {
  display: grid;
  gap: var(--space-3);
}

.gct-product-architecture__node,
.gct-product-architecture__layer {
  display: grid;
  min-height: 64px;
  place-items: center;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-page);
  color: var(--color-deep);
  font-size: 14px;
  font-weight: 600;
  text-align: center;
}

.gct-product-architecture__node--accent,
.gct-product-architecture__layer--accent {
  border-color: var(--color-brand);
  background: var(--color-soft);
}

.gct-product-architecture__caption {
  margin-top: var(--space-3);
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.6;
}

.gct-product-banner-list {
  display: grid;
  gap: var(--space-4);
  padding-block: var(--space-5);
}

.gct-product-banner {
  display: block;
  min-width: 0;
  aspect-ratio: 21 / 6;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-soft);
}

.gct-product-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gct-product-catalog,
.gct-product-groups {
  display: grid;
  gap: var(--space-10);
}

.gct-product-group,
.gct-product-region {
  min-width: 0;
}

.gct-product-group + .gct-product-group {
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-border);
}

.gct-product-group > h3,
.gct-product-region > h4 {
  margin: 0;
  color: var(--color-deep);
  line-height: 1.35;
}

.gct-product-group > h3 {
  font-size: 22px;
}

.gct-product-region > h4 {
  margin-top: var(--space-5);
  font-size: 16px;
}

.gct-product-offer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.gct-product-offer {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}

.gct-product-offer h3,
.gct-product-offer h4,
.gct-product-offer h5 {
  margin: 0;
  color: var(--color-deep);
  font-size: 18px;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.gct-product-offer__description {
  margin: var(--space-2) 0 0;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.gct-product-offer__specs {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-5) 0 0;
}

.gct-product-offer__specs > div {
  display: grid;
  grid-template-columns: minmax(84px, 0.4fr) minmax(0, 0.6fr);
  gap: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.gct-product-offer__specs dt,
.gct-product-offer__specs dd {
  min-width: 0;
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.gct-product-offer__specs dt {
  color: var(--color-muted);
}

.gct-product-offer__specs dd {
  color: var(--color-text);
  text-align: right;
}

.gct-product-option-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--space-1) var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.gct-product-option-list li:not(:last-child)::after {
  margin-left: var(--space-2);
  color: var(--color-border-strong);
  content: "/";
}

.gct-product-offer__footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: auto;
  padding-top: var(--space-5);
}

.gct-product-price {
  min-width: 0;
  margin: 0;
  color: var(--color-brand-hover);
  font-size: 13px;
  line-height: 1.45;
}

.gct-product-price strong {
  margin-inline: 2px;
  font-size: 25px;
  line-height: 1.2;
}

.gct-product-price__original {
  display: block;
  margin-top: var(--space-1);
  color: var(--color-muted);
  font-size: 12px;
}

.gct-product-config-note {
  margin: 0;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.55;
}

.gct-product-promotion-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

.gct-product-promotion {
  min-width: 0;
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.gct-product-promotion h3 {
  margin: 0;
  color: var(--color-deep);
  font-size: 17px;
  line-height: 1.4;
}

.gct-product-promotion p {
  margin: var(--space-2) 0 var(--space-4);
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.65;
}

.gct-product-cta,
[data-product-cta] {
  padding-block: var(--space-10);
  background: var(--color-deep);
  color: var(--color-surface);
}

.gct-product-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.gct-product-cta h2,
[data-product-cta] h2 {
  margin: 0;
  color: var(--color-surface);
  font-size: 28px;
  line-height: 1.3;
}

.gct-product-cta p,
[data-product-cta] p {
  max-width: 680px;
  margin: var(--space-2) 0 0;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.7;
}

.gct-product-cta .gct-button--secondary {
  border-color: rgba(255, 255, 255, 0.72);
  background: transparent;
  color: var(--color-surface);
}

.gct-product-cta .gct-button--secondary:hover {
  border-color: var(--color-surface);
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-surface);
}

@media (max-width: 1199px) {
  .gct-product-hero__inner {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 0.85fr);
    gap: var(--space-8);
  }

  .gct-product-grid,
  .gct-product-advantage-grid,
  [data-product-advantages] {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .gct-product-scenario-grid,
  [data-product-scenarios] > .gct-container > .gct-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .gct-product-offer-grid,
  .gct-product-promotion-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .gct-product-hero__inner,
  .gct-product-capability-grid,
  .gct-product-spec-grid,
  .gct-product-architecture__layout {
    grid-template-columns: 1fr;
  }

  .gct-product-hero__inner {
    min-height: 0;
    gap: var(--space-8);
    padding-block: var(--space-10);
  }

  .gct-product-hero h1,
  [data-product-hero] h1 {
    font-size: 32px;
  }

  .gct-product-hero__summary,
  [data-product-hero] [data-product-summary] {
    font-size: 15px;
  }

  .gct-product-section,
  [data-product-section] {
    padding-block: var(--space-10);
  }

  .gct-product-section__heading h2,
  .gct-product-heading h2,
  [data-product-section] h2 {
    font-size: 24px;
  }

  .gct-product-scenario-grid,
  [data-product-scenarios] > .gct-container > .gct-grid,
  .gct-product-grid,
  .gct-product-advantage-grid,
  [data-product-advantages],
  .gct-product-offer-grid,
  .gct-product-promotion-list {
    grid-template-columns: 1fr;
  }

  .gct-product-banner {
    aspect-ratio: 16 / 7;
  }

  .gct-product-offer {
    padding: var(--space-4);
  }

  .gct-product-offer__footer {
    align-items: stretch;
    flex-direction: column;
  }

  .gct-product-offer__footer .gct-button {
    width: 100%;
  }

  .gct-product-card,
  .gct-product-advantage,
  [data-product-advantages] > article {
    padding: var(--space-4);
  }

  .gct-product-capability-row,
  .gct-product-spec-row {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }

  .gct-product-cta__inner {
    align-items: flex-start;
    flex-direction: column;
    gap: var(--space-5);
  }

  .gct-product-cta h2,
  [data-product-cta] h2 {
    font-size: 24px;
  }
}

@media (max-width: 479px) {
  .gct-product-hero__actions,
  .gct-product-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .gct-product-hero__actions .gct-button,
  .gct-product-actions .gct-button {
    width: 100%;
  }
}