/* ============================================================
   ReadIt Stories — Single Audiobook Page CSS
   Archive, Category, Search, 404
   ============================================================ */

/* ── SINGLE STORY HERO ── */

.rs-single-hero {
  position: relative;
  overflow: hidden;
  padding: var(--rs-nav-height) 0 0;
  background: var(--rs-bg);
  min-height: 420px;
  display: flex;
  align-items: flex-end;
}

.rs-single-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.rs-single-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(4px) brightness(0.25);
  transform: scale(1.05);
}

.rs-single-hero-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--rs-bg) 30%, rgba(11,11,15,0.6) 100%);
}

.rs-single-hero-content {
  position: relative;
  z-index: 2;
  padding: var(--rs-space-8) 0 var(--rs-space-9);
  width: 100%;
}

.rs-single-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--rs-space-9);
  align-items: start;
}

/* Story Artwork */
.rs-single-artwork {
  position: relative;
  border-radius: var(--rs-radius-xl);
  overflow: hidden;
  box-shadow: var(--rs-shadow-lg);
  aspect-ratio: 1;
  background: var(--rs-card);
}

.rs-single-artwork img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.rs-single-artwork-badges {
  position: absolute;
  top: var(--rs-space-3);
  left: var(--rs-space-3);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* Story Meta */
.rs-single-info { display: flex; flex-direction: column; gap: var(--rs-space-4); }

.rs-single-cat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--rs-text-xs);
  font-weight: var(--rs-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: var(--rs-ease-fast);
}
.rs-single-cat:hover { opacity: 0.8; }

.rs-single-title {
  font-family: var(--rs-font-display);
  font-size: var(--rs-text-4xl);
  font-weight: var(--rs-weight-black);
  letter-spacing: -0.04em;
  line-height: 1.1;
  color: var(--rs-text);
  margin: 0;
}

.rs-single-excerpt {
  font-size: var(--rs-text-lg);
  color: var(--rs-text-muted);
  line-height: var(--rs-leading-relaxed);
  margin: 0;
}

.rs-single-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--rs-space-5);
  padding: var(--rs-space-4) 0;
  border-top: 1px solid var(--rs-border);
  border-bottom: 1px solid var(--rs-border);
}

.rs-single-meta-item {
  display: flex;
  align-items: center;
  gap: var(--rs-space-2);
}

.rs-single-meta-label {
  font-size: var(--rs-text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--rs-text-faint);
}

.rs-single-meta-value {
  font-size: var(--rs-text-sm);
  font-weight: var(--rs-weight-semibold);
  color: var(--rs-text);
}

/* Story Actions */
.rs-single-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--rs-space-3);
  align-items: center;
}

.rs-single-stats {
  display: flex;
  align-items: center;
  gap: var(--rs-space-5);
  margin-left: auto;
}

.rs-single-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--rs-text-sm);
  color: var(--rs-text-faint);
}

/* ── SINGLE STORY BODY ── */

.rs-single-body { padding: var(--rs-space-10) 0; }

.rs-single-content-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: var(--rs-space-10);
  align-items: start;
}

/* Story Player Card */
.rs-story-player-card {
  background: var(--rs-card);
  border: 1px solid var(--rs-border);
  border-radius: var(--rs-radius-xl);
  overflow: hidden;
  padding: var(--rs-space-6);
  display: flex;
  flex-direction: column;
  gap: var(--rs-space-5);
  margin-bottom: var(--rs-space-6);
}

.rs-story-player-card .rs-player-seek-wrap {
  flex-direction: column;
  gap: var(--rs-space-2);
  padding: 0;
}

.rs-story-player-card .rs-player-seek { width: 100%; }

.rs-story-player-card .rs-player-controls {
  justify-content: center;
}

.rs-player-card-times {
  display: flex;
  justify-content: space-between;
  font-size: var(--rs-text-xs);
  color: var(--rs-text-faint);
  font-variant-numeric: tabular-nums;
}

/* Story Tags */
.rs-story-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--rs-space-2);
  margin: var(--rs-space-6) 0;
}

.rs-story-tag {
  padding: 4px 14px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--rs-border);
  border-radius: var(--rs-radius-full);
  font-size: var(--rs-text-xs);
  font-weight: var(--rs-weight-medium);
  color: var(--rs-text-muted);
  text-decoration: none;
  transition: var(--rs-ease-fast);
}
.rs-story-tag:hover { border-color: var(--rs-primary); color: var(--rs-primary); }

/* Story Content */
.rs-story-content {
  font-size: var(--rs-text-base);
  color: var(--rs-text-muted);
  line-height: var(--rs-leading-relaxed);
}

.rs-story-content h2,
.rs-story-content h3 { color: var(--rs-text); font-family: var(--rs-font-display); }

.rs-story-content p { margin-bottom: var(--rs-space-5); }

/* Transcript */
.rs-transcript {
  background: var(--rs-card);
  border: 1px solid var(--rs-border);
  border-radius: var(--rs-radius-lg);
  padding: var(--rs-space-6);
  margin-top: var(--rs-space-7);
  position: relative;
}

.rs-transcript-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--rs-space-5);
}

.rs-transcript-title {
  font-size: var(--rs-text-lg);
  font-weight: var(--rs-weight-bold);
  color: var(--rs-text);
  margin: 0;
}

.rs-transcript-body {
  font-size: var(--rs-text-sm);
  color: var(--rs-text-muted);
  line-height: var(--rs-leading-relaxed);
  max-height: 300px;
  overflow-y: auto;
  padding-right: var(--rs-space-3);
}

.rs-transcript-body::-webkit-scrollbar { width: 4px; }
.rs-transcript-body::-webkit-scrollbar-track { background: transparent; }
.rs-transcript-body::-webkit-scrollbar-thumb { background: var(--rs-border); border-radius: var(--rs-radius-full); }

/* Sidebar */
.rs-single-sidebar { position: sticky; top: calc(var(--rs-nav-height) + var(--rs-space-4)); }

.rs-related-stories { margin-top: var(--rs-space-8); }

.rs-related-list { display: flex; flex-direction: column; gap: var(--rs-space-4); }

.rs-related-card {
  display: flex;
  gap: var(--rs-space-3);
  align-items: flex-start;
  padding: var(--rs-space-3);
  background: var(--rs-card);
  border: 1px solid var(--rs-border);
  border-radius: var(--rs-radius-md);
  transition: var(--rs-ease-fast);
  text-decoration: none;
}
.rs-related-card:hover { border-color: var(--rs-border-hover); background: var(--rs-card-hover); transform: translateX(4px); }

.rs-related-thumb { width: 72px; height: 72px; border-radius: var(--rs-radius-sm); object-fit: cover; flex-shrink: 0; }

.rs-related-info { flex: 1; min-width: 0; }
.rs-related-cat { font-size: 10px; font-weight: var(--rs-weight-bold); color: var(--rs-primary); text-transform: uppercase; }
.rs-related-title { font-size: var(--rs-text-sm); font-weight: var(--rs-weight-semibold); color: var(--rs-text); margin: 2px 0; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; }
.rs-related-dur { font-size: var(--rs-text-xs); color: var(--rs-text-faint); }

/* ── ARCHIVE PAGE ── */

.rs-archive-hero {
  padding: calc(var(--rs-nav-height) + var(--rs-space-10)) 0 var(--rs-space-9);
  background: linear-gradient(180deg, var(--rs-bg-secondary) 0%, var(--rs-bg) 100%);
  border-bottom: 1px solid var(--rs-border);
}

.rs-archive-hero-inner { text-align: center; }

.rs-archive-title {
  font-family: var(--rs-font-display);
  font-size: var(--rs-text-5xl);
  font-weight: var(--rs-weight-black);
  letter-spacing: -0.04em;
  color: var(--rs-text);
  margin-bottom: var(--rs-space-3);
}

.rs-archive-desc {
  font-size: var(--rs-text-lg);
  color: var(--rs-text-muted);
  margin-bottom: var(--rs-space-7);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* Archive Filters */
.rs-archive-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--rs-space-3);
  justify-content: center;
}

.rs-filter-btn {
  padding: 8px 20px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--rs-border);
  border-radius: var(--rs-radius-full);
  font-size: var(--rs-text-sm);
  font-weight: var(--rs-weight-medium);
  color: var(--rs-text-muted);
  cursor: pointer;
  transition: var(--rs-ease-fast);
  white-space: nowrap;
}
.rs-filter-btn:hover,
.rs-filter-btn.rs-filter-active {
  background: var(--rs-primary);
  border-color: var(--rs-primary);
  color: white;
  box-shadow: 0 4px 12px var(--rs-primary-glow);
}

/* Archive Body */
.rs-archive-body { padding: var(--rs-space-10) 0; }

.rs-archive-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--rs-space-4);
  margin-bottom: var(--rs-space-7);
  padding: var(--rs-space-4);
  background: var(--rs-card);
  border: 1px solid var(--rs-border);
  border-radius: var(--rs-radius-lg);
}

.rs-archive-count { font-size: var(--rs-text-sm); color: var(--rs-text-faint); }
.rs-archive-count strong { color: var(--rs-text); font-weight: var(--rs-weight-bold); }

.rs-sort-select {
  padding: var(--rs-space-2) var(--rs-space-3);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--rs-border);
  border-radius: var(--rs-radius-sm);
  color: var(--rs-text);
  font-family: var(--rs-font-body);
  font-size: var(--rs-text-sm);
  cursor: pointer;
  outline: none;
  transition: var(--rs-ease-fast);
}
.rs-sort-select:focus { border-color: var(--rs-primary); }
.rs-sort-select option { background: var(--rs-card); color: var(--rs-text); }

/* Category Header (taxonomy archive) */
.rs-cat-hero {
  padding: calc(var(--rs-nav-height) + var(--rs-space-8)) 0 var(--rs-space-8);
  position: relative;
  overflow: hidden;
}

.rs-cat-hero-content { position: relative; z-index: 1; }

.rs-cat-hero-icon { font-size: 64px; display: block; margin-bottom: var(--rs-space-4); }

.rs-cat-hero-title {
  font-family: var(--rs-font-display);
  font-size: var(--rs-text-5xl);
  font-weight: var(--rs-weight-black);
  letter-spacing: -0.04em;
  margin-bottom: var(--rs-space-3);
}

.rs-cat-hero-desc {
  font-size: var(--rs-text-lg);
  color: var(--rs-text-muted);
  max-width: 560px;
}

.rs-cat-hero-count {
  display: inline-flex;
  align-items: center;
  gap: var(--rs-space-2);
  padding: 6px 16px;
  background: rgba(255,255,255,0.07);
  border: 1px solid var(--rs-border);
  border-radius: var(--rs-radius-full);
  font-size: var(--rs-text-sm);
  font-weight: var(--rs-weight-medium);
  color: var(--rs-text-muted);
  margin-top: var(--rs-space-5);
}

/* ── SEARCH RESULTS ── */

.rs-search-hero {
  padding: calc(var(--rs-nav-height) + var(--rs-space-9)) 0 var(--rs-space-7);
  background: var(--rs-bg-secondary);
  border-bottom: 1px solid var(--rs-border);
}

.rs-search-hero-title { font-size: var(--rs-text-3xl); font-weight: var(--rs-weight-bold); color: var(--rs-text); }
.rs-search-hero-title em { color: var(--rs-primary); font-style: normal; }
.rs-search-hero-count { font-size: var(--rs-text-base); color: var(--rs-text-muted); margin-top: var(--rs-space-2); }

/* ── 404 PAGE ── */

.rs-404-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--rs-nav-height) var(--rs-space-5) var(--rs-player-height);
}

.rs-404-inner { max-width: 520px; }

.rs-404-code {
  font-family: var(--rs-font-display);
  font-size: 128px;
  font-weight: var(--rs-weight-black);
  line-height: 1;
  letter-spacing: -0.05em;
  background: var(--rs-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--rs-space-4);
  animation: rs-float 6s ease-in-out infinite;
}

.rs-404-title { font-size: var(--rs-text-2xl); font-weight: var(--rs-weight-bold); margin-bottom: var(--rs-space-3); }
.rs-404-desc { color: var(--rs-text-muted); margin-bottom: var(--rs-space-8); line-height: var(--rs-leading-relaxed); }

.rs-404-actions { display: flex; gap: var(--rs-space-3); justify-content: center; flex-wrap: wrap; }

/* ── RESPONSIVE ── */

@media (max-width: 1024px) {
  .rs-single-layout { grid-template-columns: 220px 1fr; gap: var(--rs-space-7); }
  .rs-single-content-grid { grid-template-columns: 1fr 300px; }
  .rs-single-title { font-size: var(--rs-text-3xl); }
}

@media (max-width: 768px) {
  .rs-single-layout { grid-template-columns: 1fr; }
  .rs-single-artwork { max-width: 240px; margin: 0 auto; }
  .rs-single-info { text-align: center; }
  .rs-single-actions { justify-content: center; }
  .rs-single-stats { margin: auto; }
  .rs-single-content-grid { grid-template-columns: 1fr; }
  .rs-single-sidebar { position: static; }
  .rs-archive-title { font-size: var(--rs-text-3xl); }
  .rs-cat-hero-title { font-size: var(--rs-text-3xl); }
  .rs-404-code { font-size: 96px; }
}