/* The platform shelf and its supporting directory use the storefront's existing tokens. */
.storefront-intro {
  padding-block: clamp(38px, 6.2vw, 88px) clamp(24px, 4vw, 48px);
}

.storefront-intro h1 {
  font-size: clamp(2.35rem, 5.3vw, 4.5rem);
  letter-spacing: -.04em;
  line-height: 1.04;
  max-width: 22ch;
  text-wrap: balance;
}

.storefront-intro .lead {
  margin-top: 16px;
  max-width: 56ch;
}

.storefront-platforms, .support-platforms {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.6vw, 36px);
}

.storefront-platform {
  display: block;
  text-decoration: none;
  color: var(--ink);
}

.storefront-preview { margin: 0; }

.storefront-preview img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  object-position: center top;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
}

.storefront-preview figcaption {
  margin-top: 7px;
  color: var(--muted);
  font-size: .8rem;
}

.storefront-platform h2 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-top: 16px;
  font-size: clamp(1.15rem, 2.4vw, 1.7rem);
  line-height: 1.17;
}

.storefront-platform h2 svg { flex: none; }
.storefront-platform p { color: var(--muted); margin-top: 8px; max-width: 34ch; }
.storefront-platform:hover h2 { text-decoration: underline; text-underline-offset: 4px; }

.storefront-note {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
  border-top: 1px solid var(--line);
  margin-top: clamp(28px, 5.5vw, 72px);
  padding-block: 20px clamp(44px, 6vw, 76px);
  color: var(--muted);
}

.support-platforms { padding-bottom: clamp(48px, 8vw, 100px); }
.support-platforms article { border-top: 1px solid var(--line); padding-top: 18px; }
.support-platforms h2 { font-size: clamp(1.55rem, 2.6vw, 2.2rem); }
.support-platforms p { margin: 10px 0 14px; color: var(--muted); }
.support-platforms ul, .storefront-resource-list { list-style: none; margin: 0; padding: 0; }
.support-platforms li + li { margin-top: 8px; }
.support-platforms a, .storefront-resource-list a { text-underline-offset: 3px; }
.storefront-resource-list li { border-top: 1px solid var(--line); }
.storefront-resource-list a { display: block; padding: 14px 0; }
.storefront-resource-list span { display: block; color: var(--muted); margin-top: 2px; }

.shopify-family {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(18px, 5vw, 68px);
  border-block: 1px solid var(--shopify-rule);
  padding-block: clamp(24px, 4vw, 44px);
}
.shopify-family p { margin-top: 8px; }
.shopify-family .spec-list { margin: 0 0 16px; }

@media (max-width: 640px) {
  .storefront-platforms, .support-platforms, .shopify-family { grid-template-columns: 1fr; }
  .storefront-platforms { gap: 0; }
  .storefront-platform {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.9fr);
    align-items: center;
    gap: 14px;
    border-top: 1px solid var(--line);
    padding-block: 12px;
  }
  .storefront-preview img { aspect-ratio: 5 / 4; }
  .storefront-platform h2 { margin-top: 0; }
  .storefront-platform h2 svg { width: 15px; }
  .storefront-platform p { font-size: .875rem; line-height: 1.4; margin-top: 5px; }
  .storefront-note { margin-top: 0; }
}

.site-nav a[aria-current="true"] { color: var(--ink); }
.shopify-family + .shopify-library { padding-top: clamp(24px, 4vw, 44px); }

@media (max-width: 640px) {
  .site-footer { padding-top: 42px; }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 16px; }
  .footer-col ul { margin-top: 10px; }
  .footer-bottom { margin-top: 34px; }
}