/* ==========================================================================
   Hearing Aid Product CSS
   Single product hero, product content, detail cards, and related products.
   ========================================================================== */

.product-hero {
  min-height: calc(100vh - var(--site-header-height));
  min-height: calc(100svh - var(--site-header-height));
  padding-block: var(--space-6);
  background: var(--color-surface);
}

.product-hero__inner {
  display: grid;
  min-height: calc(100vh - var(--site-header-height) - 4rem);
  min-height: calc(100svh - var(--site-header-height) - 4rem);
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: center;
  gap: clamp(2.5rem, 6vw, 6rem);
}

.product-hero--no-media .product-hero__inner {
  grid-template-columns: minmax(0, 760px);
  justify-content: center;
}

.product-hero__media {
  display: grid;
  min-height: min(520px, calc(100svh - var(--site-header-height) - 4rem));
  place-items: center;
  padding: clamp(2rem, 4vw, 4rem);
  background: var(--color-white);
}

.product-gallery {
  align-self: stretch;
}

.product-gallery__main {
  display: grid;
  place-items: center;
}

.product-gallery__thumbnails {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  margin-block-start: var(--space-5);
}

.product-gallery__thumbnail {
  position: relative;
  display: grid;
  width: 64px;
  height: 64px;
  place-items: center;
  padding: var(--space-2);
  border: 1px solid var(--color-border);
  background: var(--color-white);
  cursor: pointer;
}

.product-gallery__thumbnail:is(:hover, :focus-visible),
.product-gallery__thumbnail.is-selected {
  border-color: var(--color-primary);
}

.product-gallery__thumbnail.is-selected {
  box-shadow: inset 0 -4px 0 var(--color-primary);
}

.product-gallery__thumbnail-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-hero__image {
  width: 100%;
  max-width: 540px;
  height: min(460px, calc(100svh - var(--site-header-height) - 7rem));
  object-fit: contain;
  object-position: center;
}

.product-hero__content {
  max-width: 560px;
}

.product-hero__eyebrow {
  color: var(--color-text-muted);
}

.product-hero__title {
  margin-bottom: var(--space-6);
  overflow-wrap: anywhere;
  color: var(--color-navy);
  font-size: clamp(2rem, 3.2vw, 3.25rem);
  font-weight: var(--font-weight-regular);
  line-height: 1.05;
}

.product-hero__meta {
  display: grid;
  gap: var(--space-2);
  margin-block: calc(-1 * var(--space-3)) var(--space-5);
}

.product-hero__subtitle,
.product-hero__model {
  margin: 0;
  overflow-wrap: anywhere;
  color: var(--color-neutral-750);
}

.product-hero__model span {
  color: var(--color-navy);
  font-weight: var(--font-weight-semibold);
}

.product-hero__description {
  margin-bottom: var(--space-7);
  color: var(--color-neutral-750);
  font-size: var(--font-size-lg);
}

.product-hero__description > :last-child {
  margin-bottom: 0;
}

.product-hero__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
}

.product-hero__features li {
  display: flex;
  min-height: 32px;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-navy);
  font-weight: var(--font-weight-semibold);
}

.product-hero__features img {
  flex: 0 0 auto;
}

.product-hero__colors {
  margin-top: var(--space-6);
}

.product-hero__colors-label {
  margin-bottom: var(--space-3);
  color: var(--color-navy);
  font-weight: var(--font-weight-semibold);
}

.product-color-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.product-color-swatch {
  display: block;
  width: 24px;
  height: 24px;
  border: 1px solid rgb(0 43 92 / 0.18);
  border-radius: var(--radius-circle);
}

.product-color-name {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  color: var(--color-neutral-750);
  font-size: var(--font-size-sm);
}

.product-color-swatch--sand { background: var(--color-device-product-sand); }
.product-color-swatch--beige { background: var(--color-device-beige); }
.product-color-swatch--taupe { background: var(--color-device-product-taupe); }
.product-color-swatch--brown { background: var(--color-device-product-brown); }
.product-color-swatch--graphite { background: var(--color-device-graphite); }
.product-color-swatch--black { background: var(--color-device-product-black); }
.product-color-swatch--silver { background: var(--color-device-product-silver); }

.product-info {
  background: var(--color-white);
}

.product-info__inner {
  display: grid;
  grid-template-columns: minmax(220px, 0.65fr) minmax(0, 1.35fr);
  align-items: start;
  gap: clamp(2rem, 6vw, 7rem);
}

.product-info__title {
  margin: 0;
  color: var(--color-navy);
}

.product-info__content {
  max-width: 780px;
  color: var(--color-neutral-750);
  font-size: var(--font-size-lg);
}

.product-info__content > :last-child {
  margin-bottom: 0;
}

.product-info__content ul {
  padding-inline-start: 1.25rem;
  margin: 0;
  list-style: disc;
}

.product-info__content a {
  color: var(--color-primary);
  text-underline-offset: 0.2em;
}

.product-details {
  padding-bottom: var(--section-space);
  background: var(--color-white);
}

.product-info-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--space-5);
}

.product-info-card {
  min-width: 0;
  padding: clamp(2rem, 3vw, 2.5rem);
  overflow-wrap: anywhere;
  color: var(--color-text-heading);
  background: var(--color-surface-subtle);
}

.product-info-card--wide {
  grid-column: span 8;
}

.product-info-card--small {
  grid-column: span 4;
}

.product-info-card h3 {
  margin-bottom: var(--space-4);
  color: inherit;
  font-size: clamp(1.55rem, 2.5vw, 2.15rem);
  font-weight: var(--font-weight-regular);
}

.product-info-card p,
.product-info-card a,
.product-info-card strong,
.product-info-card li {
  margin-bottom: 0;
  color: inherit;
}

.product-info-card p + p {
  margin-top: var(--space-5);
}

.product-info-card__legal {
  color: inherit;
  font-size: var(--font-size-xs);
  line-height: 1.55;
}

.product-specifications,
.product-downloads {
  background: var(--color-white);
}

.product-specifications h2,
.product-downloads h2 {
  margin-bottom: var(--space-7);
  color: var(--color-navy);
}

.product-specifications__table-wrap {
  overflow-x: auto;
}

.product-specifications__table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  color: var(--color-neutral-750);
  background: var(--color-white);
}

.product-specifications__table th,
.product-specifications__table td {
  padding: var(--space-4) 0;
  border-block-end: 1px solid var(--color-border);
  text-align: start;
  vertical-align: top;
}

.product-specifications__table th {
  width: 34%;
  padding-inline-end: var(--space-6);
  color: var(--color-navy);
  font-weight: var(--font-weight-semibold);
}

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

.product-downloads__link {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  color: var(--color-text-heading);
  text-decoration: none;
}

.product-downloads__link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.product-downloads__title {
  min-width: 0;
  overflow-wrap: anywhere;
  font-weight: var(--font-weight-semibold);
}

.product-downloads__meta {
  flex: 0 0 auto;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

.product-cta {
  background: var(--color-surface-subtle);
}

.product-cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.product-cta__content {
  max-width: 680px;
}

.product-cta h2 {
  margin-bottom: var(--space-3);
  color: var(--color-navy);
}

.product-cta p {
  margin: 0;
  color: var(--color-neutral-750);
  font-size: var(--font-size-lg);
}

.related-products {
  background: var(--color-surface);
}

.related-products__header {
  margin-bottom: var(--space-8);
}

.related-products__header h2 {
  margin: 0;
  color: var(--color-navy);
}

.related-products__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: stretch;
  gap: 20px;
}

.related-products .catalog-product-card {
  min-height: 480px;
}

.related-products .catalog-product-card__media {
  min-height: 235px;
}

.related-products .catalog-product-card__image {
  height: 220px;
}

@media (max-width: 1023px) {
  .product-hero {
    min-height: auto;
  }

  .product-hero__inner {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .product-hero__media {
    min-height: 0;
    aspect-ratio: 4 / 3;
    padding: var(--space-7);
  }

  .product-hero__image {
    height: min(60vw, 420px);
  }

  .product-info__inner {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .related-products__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-cta__inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 1199px) and (min-width: 1024px) {
  .related-products__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  .product-hero__media {
    min-height: 0;
    aspect-ratio: 1 / 1;
    padding: var(--space-6);
  }

  .product-hero__image {
    height: min(74vw, 420px);
  }

  .product-info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
  }

  .product-info-card {
    grid-column: span 1;
    padding: var(--space-5);
  }

  .product-info-card:nth-child(1),
  .product-info-card:nth-child(2) {
    grid-column: 1 / -1;
  }

  .product-info-card h3 {
    font-size: clamp(1.2rem, 4.6vw, 1.6rem);
  }

  .product-info-card p {
    font-size: var(--font-size-sm);
  }

  .product-downloads__link {
    flex-direction: column;
  }
}

@media (max-width: 639px) {
  .related-products__grid {
    grid-template-columns: 1fr;
  }

  .related-products .catalog-product-card {
    min-height: 500px;
  }
}

@media (max-width: 479px) {
  .product-hero {
    padding-block: var(--space-8);
  }

  .product-info-card {
    padding: var(--space-4);
  }

  .product-info-card h3 {
    font-size: 1.12rem;
  }

  .product-info-card p {
    font-size: 0.8125rem;
    line-height: 1.5;
  }

  .product-info-card__legal {
    font-size: 0.6875rem;
  }
}