/**
 * Album V2 — Listing Page Styles
 * /photo-video/ — page header, year-chip filter row, 4:3 card grid, load-more.
 * Mobile-first. Reuses DS tokens. No shadows (borders + scale only).
 * @date 2026-05-07
 */

/* ------------------------------------------------------------
   Page wrapper
---------------------------------------------------------- */

.album-listing-page {
  background: var(--color-bg, #0a0a0a);
  color: var(--color-text, #f5f5f5);
}

.album-listing {
  min-height: 60vh;
}

/* Match header `.container` pattern: stretches to full viewport minus
   gutter, no max-width cap. Founder direction 2026-05-31 — albums page
   container should track header width on all viewports, not center
   under a 1440px ceiling. */
.album-v2 {
  width: calc(100% - 2 * var(--gutter));
  margin-inline: auto;
}

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

.album-listing__header {
  padding: var(--album-header-py) 0 var(--space-8, 32px);
  text-align: left;
  border-bottom: 1px solid var(--color-border, #2a2a2a);
  margin-bottom: var(--space-8, 32px);
}

.album-listing__title {
  font-family: var(--font-display, "DM Serif Display", serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-3, 12px);
  color: var(--color-text, #f5f5f5);
  text-transform: uppercase;
}

.album-listing__subtitle {
  font-family: var(--font-editorial, "Source Serif 4", serif);
  font-size: var(--text-lg, 18px);
  line-height: 1.5;
  color: var(--color-text-secondary, #b8b8b8);
  margin: 0 0 var(--space-4, 16px);
  max-width: 65ch;
}

.album-listing__count {
  font-family: var(--font-mono, monospace);
  font-size: var(--text-sm, 14px);
  color: var(--color-text-muted, #888);
  margin: 0;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.album-listing__count strong {
  color: var(--color-text, #f5f5f5);
  font-weight: 500;
}

/* ------------------------------------------------------------
   Filter pills (year)
---------------------------------------------------------- */

.album-listing__filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--album-pill-gap);
  padding-bottom: var(--space-8, 32px);
  margin-bottom: var(--space-8, 32px);
  border-bottom: 1px solid var(--color-border, #2a2a2a);
  overflow-x: auto;
  scrollbar-width: thin;
}

@media (max-width: 768px) {
  .album-listing__filters {
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
  }
}

.album-filter-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--album-pill-pad-y) var(--album-pill-pad-x);
  min-height: 32px;
  font-family: var(--font-mono, monospace);
  font-size: var(--text-xs, 12px);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-secondary, #b8b8b8);
  background: transparent;
  border: 1px solid var(--color-border, #2a2a2a);
  border-radius: 999px;
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--transition-fast, 120ms),
              border-color var(--transition-fast, 120ms);
}

.album-filter-pill:hover {
  color: var(--color-text, #f5f5f5);
  border-color: var(--color-border-hover, #444);
}

.album-filter-pill:focus-visible {
  outline: 2px solid var(--color-brand-accent, #d4a857);
  outline-offset: 2px;
}

.album-filter-pill.is-active {
  color: var(--color-brand-accent, #d4a857);
  border-color: var(--color-brand-accent, #d4a857);
}

/* ------------------------------------------------------------
   Card grid (1 / 2 / 3 / 3 / 4 cols at breakpoints)
---------------------------------------------------------- */

.album-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--album-grid-gap-mobile);
  margin-bottom: var(--space-12, 48px);
  list-style: none;
  padding: 0;
}

@media (min-width: 481px) {
  .album-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 769px) {
  .album-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--album-grid-gap-tablet);
  }
}

@media (min-width: 1025px) {
  .album-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--album-grid-gap-tablet);
  }
}

@media (min-width: 1440px) {
  .album-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--album-grid-gap-desktop);
  }
}

/* ------------------------------------------------------------
   Album card
---------------------------------------------------------- */

.album-card {
  display: block;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--color-border, #2a2a2a);
  border-radius: var(--radius-md, 8px);
  overflow: hidden;
  background: var(--color-bg-card, #161616);
  transition: border-color var(--transition-slow, 240ms);
}

.album-card:hover {
  border-color: var(--color-border-hover, #444);
}

.album-card:focus-visible {
  outline: 2px solid var(--color-brand-accent, #d4a857);
  outline-offset: 2px;
}

.album-card__cover {
  position: relative;
  aspect-ratio: var(--album-card-aspect);
  overflow: hidden;
  background: #000;
}

.album-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow, 240ms);
}

.album-card:hover .album-card__img {
  transform: scale(1.02);
}

@media (prefers-reduced-motion: reduce) {
  .album-card:hover .album-card__img {
    transform: none;
  }
}

.album-card__scrim {
  position: absolute;
  inset: 0;
  background: var(--album-card-scrim);
  pointer-events: none;
}

/* Photo-count pill (top-left, mono, white-on-black; was bottom-left but
   overlay-title spanned full width and hid it — 2026-05-31) */
.album-card__count {
  position: absolute;
  left: var(--space-3, 12px);
  top: var(--space-3, 12px);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  font-family: var(--font-mono, monospace);
  font-size: var(--text-xs, 12px);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: #fff;
  background: rgba(0, 0, 0, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  z-index: 2;
}

.album-card__count-icon {
  font-size: 0.95em;
  line-height: 1;
}

/* Overlay title (bottom, large display serif on photo) */
.album-card__overlay-title {
  position: absolute;
  left: var(--space-4, 16px);
  right: var(--space-4, 16px);
  bottom: var(--space-4, 16px);
  margin: 0;
  font-family: var(--font-display, "DM Serif Display", serif);
  font-size: var(--text-xl, 20px);
  font-weight: 400;
  line-height: 1.15;
  color: #fff;
  text-wrap: balance;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  z-index: 2;
}

@media (min-width: 1025px) {
  .album-card__overlay-title {
    font-size: var(--text-2xl, 24px);
  }
}

/* Date below cover (meta line) */
.album-card__date {
  display: block;
  padding: var(--space-3, 12px) var(--space-4, 16px);
  font-family: var(--font-mono, monospace);
  font-size: var(--text-xs, 12px);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted, #888);
  border-top: 1px solid var(--color-border, #2a2a2a);
}

/* ------------------------------------------------------------
   Empty state
---------------------------------------------------------- */

.album-empty-state {
  text-align: center;
  padding: var(--space-12, 48px) var(--space-4, 16px);
  margin: var(--space-8, 32px) 0;
  border: 1px dashed var(--color-border, #2a2a2a);
  border-radius: var(--radius-md, 8px);
  background: var(--color-bg-elevated, #131313);
}

.album-empty-state__title {
  font-family: var(--font-display, "DM Serif Display", serif);
  font-size: var(--text-2xl, 24px);
  font-weight: 400;
  margin: 0 0 var(--space-3, 12px);
  color: var(--color-text, #f5f5f5);
}

.album-empty-state__body {
  font-family: var(--font-editorial, "Source Serif 4", serif);
  font-size: var(--text-base, 16px);
  line-height: 1.6;
  color: var(--color-text-secondary, #b8b8b8);
  margin: 0 auto;
  max-width: 50ch;
}

/* ------------------------------------------------------------
   No-results (filter applied, zero matches)
---------------------------------------------------------- */

.album-listing__no-results {
  text-align: center;
  padding: var(--space-12, 48px) var(--space-4, 16px);
  color: var(--color-text-muted, #888);
  font-family: var(--font-mono, monospace);
  font-size: var(--text-sm, 14px);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ------------------------------------------------------------
   Infinite scroll — sentinel + spinner
   (replaces "Load more" button; JS uses IntersectionObserver)
---------------------------------------------------------- */

.album-scroll-sentinel {
  width: 100%;
  height: 1px;
}

.album-scroll-spinner {
  display: none;
  justify-content: center;
  align-items: center;
  padding: 40px 24px 64px;
}

.album-scroll-spinner .spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border, rgba(255, 255, 255, 0.1));
  border-top-color: var(--color-brand-accent, #d4a857);
  border-radius: 50%;
  animation: album-spin 0.6s linear infinite;
}

@keyframes album-spin {
  to { transform: rotate(360deg); }
}