/* Page scaffolding and the product grid.

   Dense Catalogue: two columns at 360px, up to six on a wide screen, with
   tight gutters. The grid is driven entirely by --card-min from tokens.css,
   which steps up at the 768px and 1200px breakpoints - so there is no media
   query for the grid itself. */

.wrap {
  width: 100%;
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--page-pad);
}

.stack > * + * { margin-top: var(--space-4); }
.stack-sm > * + * { margin-top: var(--space-2); }
.stack-lg > * + * { margin-top: var(--space-6); }

/* ---------- header ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: var(--topbar-bg);
  backdrop-filter: saturate(1.6) blur(10px);
}

/* On a phone the search takes its own row, so the brand and the two actions
   never have to compete for a 328px line. From 768px it sits inline again. */
.topbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  min-height: 56px;
  padding-block: var(--space-2);
}

.topbar__brand {
  flex: 0 0 auto;
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
}
.topbar__brand:hover { text-decoration: none; }

.topbar__search {
  order: 3;              /* below brand + actions on a phone */
  flex: 1 0 100%;
  min-width: 0;
}

.topbar__actions {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-left: auto;
}

@media (min-width: 768px) {
  .topbar__inner { flex-wrap: nowrap; padding-block: 0; }
  .topbar__search { order: 0; flex: 1 1 auto; max-width: 520px; }
}

/* Primary nav sits on its own row and scrolls sideways on a phone rather
   than wrapping into a second line that pushes content down. */
.topnav {
  display: flex;
  gap: var(--space-1);
  overflow-x: auto;
  padding-bottom: var(--space-2);
  scrollbar-width: none;
}
.topnav::-webkit-scrollbar { display: none; }

.topnav__link {
  flex: 0 0 auto;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  color: var(--ink-soft);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  white-space: nowrap;
}
.topnav__link:hover { background: var(--surface-2); text-decoration: none; }
.topnav__link[aria-current="page"] {
  background: var(--accent);
  color: var(--accent-ink);
}

/* ---------- main ---------- */

.main { padding-block: var(--space-5) var(--space-8); }

.page-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2) var(--space-4);
  margin-bottom: var(--space-4);
}
.page-head__count {
  color: var(--ink-faint);
  font-size: var(--text-sm);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-bottom: var(--space-3);
  color: var(--ink-faint);
  font-size: var(--text-xs);
}
.breadcrumb a { color: var(--ink-soft); }
.breadcrumb__sep { opacity: 0.6; }

/* ---------- the grid ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--card-min), 1fr));
  gap: var(--grid-gap);
}

.grid__more {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-6);
}
.grid__more-count {
  color: var(--ink-faint);
  font-size: var(--text-xs);
}

/* ---------- section and brand cards ---------- */

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--grid-gap);
}
@media (min-width: 768px) {
  .tiles { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
}

/* ---------- product page ---------- */

.product {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}
@media (min-width: 900px) {
  .product {
    grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
    gap: var(--space-6);
    align-items: start;
  }
  /* The buy panel follows you down a long gallery. */
  .product__aside {
    position: sticky;
    top: calc(56px + var(--space-4));
  }
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: var(--space-2);
}
.gallery__main { grid-column: 1 / -1; }

@media (max-width: 480px) {
  .topbar__brand { font-size: var(--text-base); }
  .main { padding-block: var(--space-4) var(--space-7); }
}