/* ─── Collections — Social Feed Layout (Mobile-first) ───────────────────────
 * Mirrors the home page feed aesthetic: edge-to-edge mobile, rounded desktop.
 * ─────────────────────────────────────────────────────────────────────────── */

/* ── Collections feed header (index page) ─────────────────────────────────── */
.collections-feed-header {
  background: var(--white);
  border-bottom: 1px solid var(--cream-dark);
  padding: var(--space-4) var(--space-4) var(--space-3);
}

.collections-feed-header__inner {
  max-width: var(--container);
  margin-inline: auto;
}

.collections-feed-header__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--ink);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.collections-feed-header__sub {
  font-size: 0.875rem;
  color: var(--ink-muted);
  margin-top: var(--space-1);
}

/* ── Shared feed layout wrapper ───────────────────────────────────────────── */
.collections-feed-layout {
  /* Mobile: no padding — edge-to-edge */
}

.collections-feed-main {
  /* full width on mobile */
}

/* ── Collection row — list item style (index page) ────────────────────────── */
.collection-row {
  display: block;
  text-decoration: none;
  color: var(--ink);
  background: var(--white);
  border-bottom: 1px solid var(--cream-dark);
  transition: background var(--transition);
  -webkit-tap-highlight-color: transparent;
}

.collection-row:active {
  background: var(--cream);
}

.collection-row__body {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  min-height: 72px;
}

.collection-row__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--amber-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--amber-dark);
  overflow: hidden;
}

/* When the icon contains a real image thumbnail */
.collection-row__thumbnail {
  width: 44px;
  height: 44px;
  object-fit: cover;
  display: block;
}

.collection-row__text {
  flex: 1;
  min-width: 0;
}

.collection-row__title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
  line-height: 1.3;
  /* Prevent overflow */
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.collection-row__desc {
  font-size: 0.825rem;
  color: var(--ink-muted);
  line-height: 1.5;
  margin-top: 2px;
  /* Clamp to 2 lines */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  white-space: normal;
}

.collection-row__meta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  flex-shrink: 0;
  margin-left: var(--space-2);
}

.collection-row__count {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--ink);
  line-height: 1;
}

.collection-row__count-label {
  font-size: 0.7rem;
  color: var(--ink-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.collection-row__chevron {
  color: var(--ink-muted);
  margin-top: var(--space-1);
}

/* ── Collection show header ───────────────────────────────────────────────── */
.collection-show-feed-header {
  background: var(--ink);
  /* Subtle amber glow — matches FOTD banner on home */
  background-image: radial-gradient(
    ellipse at 90% 50%,
    rgba(245, 166, 35, 0.14) 0%,
    transparent 60%
  );
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  position: relative;
  overflow: hidden;
}

/* Hero image background — visible when collection has an image */
.collection-show-feed-header--has-image {
  /* Remove the plain amber glow — the image provides visual interest */
  background-image: none;
}

.collection-show-feed-header__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.collection-show-feed-header__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  /* Dark overlay so text stays readable */
  filter: brightness(0.35);
}

/* Inner content sits above the bg image */
.collection-show-feed-header__inner {
  position: relative;
  z-index: 1;
  padding: var(--space-4) var(--space-4) var(--space-5);
  max-width: var(--container);
  margin-inline: auto;
}

.collection-show-feed-header__back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(253, 250, 243, 0.5);
  text-decoration: none;
  margin-bottom: var(--space-3);
  min-height: 36px;
  -webkit-tap-highlight-color: transparent;
  transition: color var(--transition);
}

.collection-show-feed-header__back:active {
  color: var(--amber);
}

.collection-show-feed-header__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  font-weight: 800;
  color: var(--cream);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.collection-show-feed-header__desc {
  font-size: 0.9rem;
  color: rgba(253, 250, 243, 0.65);
  margin-top: var(--space-2);
  line-height: 1.65;
}

.collection-show-feed-header__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.collection-show-feed-header__count {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--amber);
  color: var(--ink);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ── Facts list in show page ──────────────────────────────────────────────── */
.collections-facts-list {
  /* On mobile: stacked, no gap — cards are separated by border-bottom */
}

/* ── Empty state ──────────────────────────────────────────────────────────── */
.collections-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-12) var(--space-6);
  gap: var(--space-2);
}

.collections-empty__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-2);
  opacity: 0.5;
}

.collections-empty__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink);
}

.collections-empty__hint {
  font-size: 0.875rem;
  color: var(--ink-muted);
}

/* ── Desktop layout (≥ 900px) ────────────────────────────────────────────── */
@media (min-width: 900px) {
  .collections-feed-header {
    padding: var(--space-5) 0 var(--space-4);
  }

  .collections-feed-header__inner {
    padding-inline: var(--space-5);
  }

  .collections-feed-header__title {
    font-size: 1.5rem;
  }

  .collections-feed-layout {
    max-width: var(--container);
    margin-inline: auto;
    padding: var(--space-6) var(--space-5);
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 0 var(--space-6);
    align-items: start;
  }

  .collections-feed-main {
    grid-column: 1;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(26, 26, 46, 0.06);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
  }

  /* Remove per-card borders on desktop — the container provides the frame */
  .collection-row {
    border-bottom: 1px solid var(--cream-dark);
  }

  .collection-row:last-child {
    border-bottom: none;
  }

  .collection-row:hover {
    background: var(--cream);
  }

  .collection-row__title {
    font-size: 1.05rem;
    white-space: normal;
    overflow: visible;
    text-overflow: unset;
  }

  /* Feed cards on desktop — spaced list */
  .collections-facts-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    padding-bottom: var(--space-5);
  }

  .collections-facts-list .feed-card {
    border-radius: var(--radius-lg);
    border: 1px solid rgba(26, 26, 46, 0.06);
    box-shadow: var(--shadow-sm);
  }

  .collections-facts-list .feed-card:hover {
    box-shadow: var(--shadow-md);
  }

  .collection-show-feed-header__inner {
    padding: var(--space-6) var(--space-5) var(--space-6);
  }
}