/* Anime Mochi - /categories/ page. Extends site.css (chrome + design tokens).
   The homepage is one big grid; this page groups every game by category. */

:root { --grid-max: 1600px; --dur-2: 260ms; }

/* this page's grid spans wide, so widen the shared nav to match it */
.topnav-inner { max-width: var(--grid-max); }

.cat-wrap { width: 100%; max-width: var(--grid-max); margin: 0 auto; padding: var(--space-7) var(--space-4) var(--space-8); flex: 1 0 auto; }
.cat-intro h1 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.015em; font-size: clamp(2rem, 5vw, 2.6rem); color: var(--ink); margin: 0 0 var(--space-2); line-height: 1.1; }
.cat-intro p { color: var(--ink-soft); font-size: 1.0625rem; margin: 0 0 var(--space-5); max-width: 62ch; }

/* quick-nav chips */
.cat-chips { display: flex; flex-wrap: wrap; gap: var(--space-2); margin: 0 0 var(--space-7); }
.cat-chips a { font-weight: 800; font-size: 0.9rem; color: var(--ink-body); text-decoration: none; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-pill); padding: 8px 16px; transition: color var(--dur-1) var(--ease-out), background var(--dur-1) var(--ease-out), transform var(--dur-1) var(--ease-out); }
.cat-chips a:hover { color: var(--ink); background: var(--paper-2); transform: translateY(-1px); }

/* category sections */
.cat { margin: 0 0 var(--space-8); scroll-margin-top: 76px; }
.cat-head { display: flex; align-items: baseline; gap: var(--space-3); margin: 0 0 var(--space-4); }
.cat-head h2 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.01em; font-size: 1.7rem; color: var(--ink); margin: 0; }
.cat-head .count { font-size: 0.9rem; color: var(--ink-soft); font-weight: 700; }
.cat-grid { display: flex; flex-wrap: wrap; gap: var(--space-4); align-content: start; }

/* game cards (same look as the homepage grid; up to 10 per row) */
a.card {
  flex: 0 1 calc((100% - 2 * 16px) / 3);
  position: relative; overflow: hidden; display: block; aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg); text-decoration: none; color: #fff;
  background: var(--paper-2); border: 1px solid var(--line-soft); box-shadow: var(--shadow-sm);
  transition: transform var(--dur-1) var(--ease-out), box-shadow var(--dur-1) var(--ease-out);
  transform: translateZ(0);
}
@media (min-width: 512px)  { a.card { flex-basis: calc((100% - 3 * 16px) / 4); } }
@media (min-width: 672px)  { a.card { flex-basis: calc((100% - 4 * 16px) / 5); } }
@media (min-width: 852px)  { a.card { flex-basis: calc((100% - 5 * 16px) / 6); } }
@media (min-width: 1040px) { a.card { flex-basis: calc((100% - 6 * 16px) / 7); } }
@media (min-width: 1240px) { a.card { flex-basis: calc((100% - 7 * 16px) / 8); } }
@media (min-width: 1440px) { a.card { flex-basis: calc((100% - 8 * 16px) / 9); } }
@media (min-width: 1660px) { a.card { flex-basis: calc((100% - 9 * 16px) / 10); } }
a.card .thumb { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; transition: transform var(--dur-2) var(--ease-out); }
a.card .title {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 22px 10px 10px;
  font-weight: 800; font-size: 0.82rem; letter-spacing: 0.01em;
  background: linear-gradient(to top, oklch(22% 0.04 350 / 0.74), transparent);
}
a.card::after {
  content: ""; position: absolute; top: 50%; left: 50%;
  width: 52px; height: 52px; margin: -26px 0 0 -26px; border-radius: 50%;
  border: 2px solid oklch(100% 0 0 / 0.92);
  background: oklch(22% 0.04 350 / 0.5) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white' stroke='white' stroke-width='3.6' stroke-linejoin='round' stroke-linecap='round'%3E%3Cpath d='M8 5v14l11-7z'/%3E%3C/svg%3E") 53% center / 28px no-repeat;
  box-shadow: 0 4px 14px oklch(20% 0.03 350 / 0.4);
  opacity: 0; transform: scale(0.8); pointer-events: none;
  transition: opacity var(--dur-1) var(--ease-out), transform var(--dur-1) var(--ease-out);
}
a.card:active { transform: translateY(-1px); }
a.card:focus-visible { outline: 3px solid var(--berry); outline-offset: 3px; }
@media (hover: hover) {
  a.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
  a.card:hover .thumb { transform: scale(1.06); }
  a.card:hover::after { opacity: 1; transform: scale(1); }
}