/* ==========================================================================
   Cards, archive headers, empty states, 404
   ========================================================================== */

/* --------------------------------------------------------------------------
   Card (shared with the front page)
   -------------------------------------------------------------------------- */
.fcs-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--fcs-surface);
  border: 1px solid var(--fcs-border);
  border-radius: var(--fcs-radius-lg);
  overflow: hidden;
  transition: transform var(--fcs-dur) var(--fcs-ease), box-shadow var(--fcs-dur) var(--fcs-ease), border-color var(--fcs-dur) var(--fcs-ease);
}
.fcs-card:hover { transform: translateY(-2px); box-shadow: var(--fcs-shadow); border-color: var(--fcs-border-strong); }
.fcs-card:focus-within { box-shadow: 0 0 0 3px var(--fcs-accent-soft); }
.fcs-card__media { display: block; background: var(--fcs-surface-2); }
.fcs-card__media .fcs-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.fcs-card__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  padding: var(--fcs-space-4);
  flex: 1;
}
.fcs-card__title {
  font-size: var(--fcs-text-base);
  font-weight: 700;
  line-height: 1.35;
  margin: 0;
}
.fcs-card__title a { color: var(--fcs-text); }
.fcs-card__title a:hover { color: var(--fcs-accent); }
.fcs-card__excerpt {
  margin: 0;
  color: var(--fcs-text-2);
  font-size: var(--fcs-text-sm);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.fcs-card__meta { margin-top: auto; padding-top: 0.5rem; }

/* Fallback tile for posts without an image */
.fcs-thumb--fallback {
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #0b1220, #1f2a44);
}

/* Grid with an in-feed ad spanning all columns */
.fcs-grid--cards { align-items: stretch; }
.fcs-grid__ad { grid-column: 1 / -1; }

/* --------------------------------------------------------------------------
   Archive header
   -------------------------------------------------------------------------- */
.fcs-archive__head {
  display: flex;
  align-items: center;
  gap: var(--fcs-space-4);
  margin-bottom: var(--fcs-space-5);
}
.fcs-archive__title { font-size: var(--fcs-text-3xl); margin: 0 0 0.25rem; }
.fcs-archive__sub { margin: 0; color: var(--fcs-text-2); max-width: 70ch; }
.fcs-archive__count { margin: 0.35rem 0 0; color: var(--fcs-text-3); font-size: var(--fcs-text-xs); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }

.fcs-archive__topics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: var(--fcs-space-5);
}
.fcs-archive__topics .fcs-chip {
  padding: 0.35rem 0.85rem;
  background: var(--fcs-surface);
  border: 1px solid var(--fcs-border);
  color: var(--fcs-text-2);
  font-size: var(--fcs-text-xs);
}
.fcs-archive__topics .fcs-chip:hover { border-color: var(--fcs-accent); color: var(--fcs-accent); background: var(--fcs-surface); }
.fcs-archive__topics .fcs-chip.is-active { background: var(--fcs-accent); border-color: var(--fcs-accent); color: var(--fcs-on-accent); }

/* --------------------------------------------------------------------------
   Empty state, 404
   -------------------------------------------------------------------------- */
.fcs-empty {
  max-width: 640px;
  margin: var(--fcs-space-6) auto;
  padding: var(--fcs-space-7) var(--fcs-space-5);
  text-align: center;
  background: var(--fcs-surface);
  border: 1px solid var(--fcs-border);
  border-radius: var(--fcs-radius-lg);
}
.fcs-empty > .fcs-icon { color: var(--fcs-text-3); margin-bottom: var(--fcs-space-4); }
.fcs-empty h2 { font-size: var(--fcs-text-2xl); margin-bottom: 0.4rem; }
.fcs-empty p { color: var(--fcs-text-2); }
.fcs-empty__form { display: flex; gap: 0.5rem; max-width: 420px; margin: var(--fcs-space-5) auto; }
.fcs-topics__list--compact { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
.fcs-topics__list--compact .fcs-topic { min-height: 44px; padding: 0.4rem 0.6rem; font-size: var(--fcs-text-xs); }

.error404 .site-main { text-align: center; padding-block: var(--fcs-space-7); }
.error404 .page-title { font-size: var(--fcs-text-3xl); }
.error404 .search-form { display: flex; gap: 0.5rem; max-width: 420px; margin: var(--fcs-space-5) auto 0; }
.error404 .search-form .search-field { flex: 1; }
.error404 .search-form .search-submit { flex: none; }

/* GP's pagination wrapper is <nav class="pagination"> from the_posts_pagination */
.pagination { margin-top: var(--fcs-space-7); }
.pagination .nav-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.4rem; }
.pagination .page-numbers {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 44px; min-height: 44px; padding: 0 0.85rem;
  border: 1px solid var(--fcs-border); border-radius: var(--fcs-radius-sm);
  background: var(--fcs-surface); color: var(--fcs-text-2);
  font-size: var(--fcs-text-sm); font-weight: 600;
}
.pagination .page-numbers:hover { border-color: var(--fcs-accent); color: var(--fcs-accent); }
.pagination .page-numbers.current { background: var(--fcs-accent); border-color: var(--fcs-accent); color: var(--fcs-on-accent); }
.pagination .page-numbers.dots { border: 0; background: none; }
.pagination .screen-reader-text + .fcs-icon, .pagination .fcs-icon { margin: 0; }
.fcs-icon--flip { transform: scaleX(-1); }