/* catalog.css - Episode Catalog page styles
   Depends on: tokens.css (imported via main.css or directly)
   Scope: catalog.html only - grid, cards, filter pills, status/YT pills, NO RECORDING tag.
   Do NOT import this from index.html or other pages. */

/* ─── Page header ─── */
.catalog-header {
  padding: var(--space-64) 0 var(--space-48);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.catalog-header__bloom {
  position: absolute;
  width: 600px;
  height: 600px;
  top: -200px;
  right: -100px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, transparent 65%);
  pointer-events: none;
}

.catalog-header__inner {
  position: relative;
  z-index: 1;
}

.catalog-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: var(--space-32);
  transition: color var(--transition-base);
  border-radius: var(--radius-sm);
}

.catalog-back:hover { color: var(--ember); }

.catalog-back:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 3px;
}

.catalog-kicker {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ember);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: var(--space-12);
}

.catalog-kicker::before {
  content: '';
  display: block;
  width: 2rem;
  height: 1px;
  background: var(--ember);
  opacity: 0.5;
  flex-shrink: 0;
}

.catalog-h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: var(--space-16);
}

.catalog-desc {
  font-size: 1rem;
  color: var(--muted);
  max-width: 52ch;
  line-height: 1.7;
}

/* ─── Nav ─── */
.catalog-nav {
  border-bottom: 1px solid var(--border);
}

.catalog-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
  padding: var(--space-16) 0;
}

.catalog-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.catalog-brand__logo {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  object-fit: cover;
  flex-shrink: 0;
}

.catalog-brand__wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  line-height: 1;
  letter-spacing: -0.01em;
  white-space: nowrap;
  color: var(--white);
}

.catalog-brand__wordmark strong { color: var(--ember); }
.catalog-brand__wordmark span { color: var(--muted); }

.catalog-nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.catalog-nav__links a {
  display: flex;
  align-items: center;
  padding: 0.5rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  border-radius: var(--radius-sm);
  transition: color var(--transition-base), background var(--transition-base);
  min-height: 44px;
}

.catalog-nav__links a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.05);
}

.catalog-nav__links a:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 2px;
}

.catalog-nav__links a[aria-current="page"] {
  color: var(--ember);
}

@media (max-width: 600px) {
  .catalog-nav__links { display: none; }
}

/* ─── Main content area ─── */
.catalog-main {
  padding: var(--space-48) 0 var(--space-96);
}

/* ─── Filter pill row ─── */
.catalog-filter {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: var(--space-32);
}

.catalog-filter-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  border: 1px solid var(--border);
  color: var(--muted);
  background: transparent;
  transition: border-color var(--transition-base), color var(--transition-base), background var(--transition-base);
  min-height: 44px;
  min-width: 44px;
}

.catalog-filter-pill:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 2px;
}

.catalog-filter-pill[aria-pressed="true"],
.catalog-filter-pill:hover {
  border-color: var(--ember);
  color: var(--ember);
  background: rgba(224, 90, 43, 0.08);
}

/* ─── Episode count display ─── */
.catalog-count {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: var(--space-24);
}

/* ─── Episode grid ─── */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

@media (max-width: 1100px) {
  .catalog-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .catalog-grid { grid-template-columns: 1fr; }
}

/* ─── Episode card ─── */
.cat-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
}

.cat-card:hover {
  border-color: rgba(139, 92, 246, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

@media (prefers-reduced-motion: reduce) {
  .cat-card { transition: border-color var(--transition-base); }
  .cat-card:hover { transform: none; }
}

/* Card thumbnail - gradient block */
.cat-card__thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  flex-shrink: 0;
}

.cat-card__thumb-gradient {
  position: absolute;
  inset: 0;
}

.cat-card__thumb-num {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: rgba(240, 235, 227, 0.9);
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
}

/* Per-episode gradient variations - keyed by number_padded */
.cat-card__thumb--001 .cat-card__thumb-gradient { background: linear-gradient(135deg, #1a0a2e 0%, #2D1B69 50%, #E05A2B 100%); }
.cat-card__thumb--002 .cat-card__thumb-gradient { background: linear-gradient(135deg, #0d1a2e 0%, #1B3A6B 50%, #8B5CF6 100%); }
.cat-card__thumb--003 .cat-card__thumb-gradient { background: linear-gradient(135deg, #1a1a0a 0%, #4A3B1A 50%, #E05A2B 100%); }
.cat-card__thumb--004 .cat-card__thumb-gradient { background: linear-gradient(135deg, #0a1a1a 0%, #1B4A4A 50%, #2DD4BF 100%); }
.cat-card__thumb--005 .cat-card__thumb-gradient { background: linear-gradient(135deg, #1a0a0a 0%, #4A1B1B 50%, #FF6B6B 100%); }
.cat-card__thumb--006 .cat-card__thumb-gradient { background: linear-gradient(135deg, #0a0a1a 0%, #1B1B4A 50%, #8B5CF6 100%); }
.cat-card__thumb--007 .cat-card__thumb-gradient { background: linear-gradient(135deg, #1a0a1a 0%, #3D1B6B 50%, #E05A2B 100%); }
.cat-card__thumb--008 .cat-card__thumb-gradient { background: linear-gradient(135deg, #0a1a0a 0%, #1B4A2A 50%, #22C55E 100%); }
.cat-card__thumb--009 .cat-card__thumb-gradient { background: linear-gradient(135deg, #1a100a 0%, #4A2B1B 50%, #E05A2B 100%); }
.cat-card__thumb--010 .cat-card__thumb-gradient { background: linear-gradient(135deg, #0d0a1a 0%, #2D1B4A 50%, #8B5CF6 100%); }
.cat-card__thumb--011 .cat-card__thumb-gradient { background: linear-gradient(135deg, #1a0a0d 0%, #4A1B2D 50%, #E05A2B 100%); }
/* Generic fallback for any future episode numbers */
.cat-card__thumb--default .cat-card__thumb-gradient { background: linear-gradient(135deg, #1a0a2e 0%, #2D1B69 50%, #E05A2B 100%); }

/* Noise texture overlay */
.cat-card__thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.06'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
}

/* Card body */
.cat-card__body {
  padding: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

/* Badges row (status pill + youtube pill) */
.cat-card__badges {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

/* ─── Status pills ─── */
.cat-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1;
}

.cat-pill--next {
  background: rgba(224, 90, 43, 0.15);
  border: 1px solid rgba(224, 90, 43, 0.5);
  color: var(--ember);
}

.cat-pill--published {
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.35);
  color: var(--violet);
}

.cat-pill--aired {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--muted);
}

.cat-pill--scheduled {
  background: rgba(45, 212, 191, 0.1);
  border: 1px solid rgba(45, 212, 191, 0.3);
  color: #2DD4BF;
}

.cat-pill--live {
  background: rgba(224, 90, 43, 0.2);
  border: 1px solid rgba(224, 90, 43, 0.6);
  color: var(--ember);
}

/* ─── YouTube pill (link) ─── */
.cat-pill--yt {
  background: rgba(255, 0, 0, 0.12);
  border: 1px solid rgba(255, 80, 80, 0.3);
  color: #FF6B6B;
  text-decoration: none;
  cursor: pointer;
}

.cat-pill--yt:hover {
  background: rgba(255, 0, 0, 0.2);
  border-color: rgba(255, 80, 80, 0.5);
}

.cat-pill--yt:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 2px;
}

/* ─── NO RECORDING tag ─── */
.cat-no-recording {
  font-family: var(--font-mono);
  font-size: 0.575rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0.6;
  padding: 0.2rem 0;
}

/* Card title */
.cat-card__title {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
  text-decoration: none;
}

.cat-card__title:hover { color: var(--violet); }

.cat-card__title:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 2px;
  border-radius: 2px;
}

/* Tagline */
.cat-card__tagline {
  font-size: 0.75rem;
  color: var(--white);
  line-height: 1.5;
  opacity: 0.72;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Card footer: key moments + date */
.cat-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 0.6rem;
  border-top: 1px solid var(--border);
}

.cat-card__moments {
  font-family: var(--font-mono);
  font-size: 0.585rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.06em;
}

.cat-card__date {
  font-family: var(--font-mono);
  font-size: 0.575rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

/* ─── Loading skeleton ─── */
.cat-skeleton {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  aspect-ratio: 3 / 4;
  animation: cat-pulse 1.4s ease-in-out infinite;
}

@keyframes cat-pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.35; }
}

@media (prefers-reduced-motion: reduce) {
  .cat-skeleton { animation: none; }
}

/* ─── Error / empty state ─── */
.catalog-state {
  text-align: center;
  padding: var(--space-64) var(--space-24);
  color: var(--muted);
  font-size: 0.9375rem;
  line-height: 1.7;
  grid-column: 1 / -1;
}

.catalog-state a {
  color: var(--ember);
  text-decoration: none;
}

.catalog-state a:hover { text-decoration: underline; }

/* ─── Hidden state for filter ─── */
.cat-card[data-hidden] {
  display: none;
}

/* ─── Layout container used by catalog only (no conflict with shared .container) ─── */
.catalog-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-32);
}

@media (max-width: 480px) {
  .catalog-container { padding: 0 var(--space-16); }
}

/* ─── Section divider line between header + main ─── */
.catalog-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-16);
  margin-bottom: var(--space-24);
}

.catalog-section-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
}

/* ─── Footer (catalog uses shared .footer from main.css) ─── */
/* No overrides needed - main.css footer classes apply directly. */