/* ═══════════════════════════════════════════════════════════════════════════
   Wizkoo Library — /library page + /library/[slug] page styles
   Depends on: tokens.css, base.css
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Page shell ──────────────────────────────────────────────────────────── */
#main-content {
  position: relative;
}

body {
  background-image:
    radial-gradient(ellipse at 50% 45%, #182848 0%, #101830 70%),
    repeating-linear-gradient(
      90deg,
      transparent, transparent 59px,
      rgba(255,255,255,0.012) 59px,
      rgba(255,255,255,0.012) 60px
    );
  min-height: 100vh;
}

/* ── Hero ────────────────────────────────────────────────────────────────── */
.lib-hero {
  padding: clamp(48px, 9vh, 96px) var(--content-pad) clamp(32px, 5vh, 56px);
  text-align: center;
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.lib-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 30%,
    rgba(230,168,46,.06) 0%, transparent 60%);
  pointer-events: none;
}
.lib-hero-inner { max-width: 760px; margin: 0 auto; position: relative; }
.lib-hero-tag {
  font-family: 'Space Mono', monospace;
  font-size: 10.5px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--lib-dim);
  margin-bottom: 20px;
  opacity: 0;
  animation: libFadeUp .5s var(--ease-out-expo, cubic-bezier(.16,1,.3,1)) forwards .1s;
}
.lib-hero h1 {
  font-family: 'Fraunces', serif;
  font-weight: 400;
  font-size: clamp(3rem, min(8vw, 9vh), 7.75rem);
  letter-spacing: -.03em;
  line-height: 0.95;
  color: var(--lib-fg);
  margin: 0 0 28px;
  opacity: 0;
  animation: libFadeUp .6s var(--ease-out-expo, cubic-bezier(.16,1,.3,1)) forwards .2s;
}
.lib-hero h1 em {
  font-style: italic;
  font-weight: 300;
}
.lib-hero-anchor {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.1rem, 1.8vw, 1.75rem);
  color: var(--lib-fg);
  line-height: 1.4;
  margin: 0 0 36px;
  opacity: 0;
  animation: libFadeUp .5s var(--ease-out-expo, cubic-bezier(.16,1,.3,1)) forwards .3s;
}

/* Numbered legend */
.lib-numbered-legend {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 560px;
  margin: 0 auto 28px;
  text-align: left;
  border-top: 1px solid var(--lib-rule);
  border-bottom: 1px solid var(--lib-rule);
  opacity: 0;
  animation: libFadeUp .5s var(--ease-out-expo, cubic-bezier(.16,1,.3,1)) forwards .4s;
}
.lib-legend-item {
  display: flex;
  gap: 16px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--lib-rule);
}
.lib-legend-item:last-child { border-bottom: none; }
.lib-legend-num {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--lib-saffron);
  flex-shrink: 0;
  width: 24px;
}
.lib-legend-text {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  color: var(--lib-dim);
  line-height: 1.5;
}

.lib-volume-line {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--lib-dim);
  margin: 0;
  opacity: 0;
  animation: libFadeUp .5s var(--ease-out-expo, cubic-bezier(.16,1,.3,1)) forwards .5s;
}

@keyframes libFadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Star Field ──────────────────────────────────────────────────────────── */
.lib-star-field {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
@keyframes libTwinkle {
  0%, 100% { opacity: var(--lo, 0.12); }
  50%       { opacity: var(--hi, 0.55); }
}
.lib-nebula {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}
.lib-nb1 {
  width: 500px; height: 300px;
  top: -60px; left: 20%;
  background: radial-gradient(
    ellipse, rgba(232,175,56,0.055) 0%, transparent 70%
  );
}
.lib-nb2 {
  width: 400px; height: 400px;
  top: 200px; right: -80px;
  background: radial-gradient(
    ellipse, rgba(100,130,220,0.04) 0%, transparent 70%
  );
}
.lib-nb3 {
  width: 350px; height: 200px;
  bottom: 0; left: 10%;
  background: radial-gradient(
    ellipse, rgba(232,175,56,0.03) 0%, transparent 70%
  );
}

/* ── Featured Cluster ────────────────────────────────────────────────────── */
.lib-featured-cluster {
  /* min-height fills viewport below nav (nav=82px), pushing hero below fold on all viewports */
  padding: 48px var(--content-pad) clamp(24px, 4vh, 48px);
  min-height: calc(100vh - 82px);
  position: relative;
  z-index: 1;
}
.lib-featured-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

/* Populated state */
.lib-featured-header {
  text-align: center;
  margin-bottom: 14px;
}
.lib-featured-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--lib-saffron);
  margin-bottom: 8px;
}
.lib-featured-subtitle {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 300;
  font-size: clamp(0.875rem, 1.2vw, 1.05rem);
  color: var(--lib-fg);
  margin: 0 0 32px;
  line-height: 1.3;
}
.lib-featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1100px;
  margin: 0 auto;
}
.lib-featured-group {
  display: flex;
  flex-direction: column;
}
.lib-featured-card {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 10px;
  text-decoration: none;
  color: inherit;
}
.lib-featured-card:hover .lib-featured-cover img {
  opacity: 0.88;
}
.lib-featured-cover {
  /* 30% of card width; height driven by 2:3 aspect ratio — no max-height needed */
  flex: 0 0 30%;
  aspect-ratio: 2 / 3;
  overflow: hidden;
  /* match page navy so object-fit:contain letterbox space is invisible */
  background: var(--lib-bg);
}
.lib-featured-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
  transition: opacity 0.3s;
}
.lib-featured-card-body {
  flex: 1;
  min-width: 0;
  background: transparent;
  padding: 0 72px 0 0;
  border: none;
}
.lib-featured-pill {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(236,229,211,0.55);
  margin-bottom: 5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.lib-featured-title {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 14px;
  color: var(--lib-fg);
  line-height: 1.2;
  margin: 0 0 3px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.lib-featured-author {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  color: rgba(236,229,211,0.65);
  margin: 0;
}
.lib-featured-author::after {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--lib-saffron);
  margin: 6px 0;
}
.lib-featured-hook {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 11px;
  color: rgba(236,229,211,0.75);
  line-height: 1.4;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Empty state */
.lib-featured-empty {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
  padding: 44px 32px;
  border: 1px solid var(--lib-rule);
  background: rgba(236,229,211,0.03);
}
.lib-featured-empty-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--lib-dim);
  margin-bottom: 16px;
}
.lib-featured-empty-quote {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.1rem, 1.5vw, 1.375rem);
  color: var(--lib-fg);
  line-height: 1.5;
  max-width: 620px;
  margin: 0 auto 14px;
}
.lib-featured-empty-sig {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  color: var(--lib-dim);
  margin-bottom: 28px;
}
.lib-featured-mcta {
  justify-content: center;
}

/* ── Artisan transitional note (Phase 6 P4 locked copy) ─────────────────── */
.lib-artisan-note {
  font-family: 'Inter', sans-serif;
  font-weight: 300;
  font-size: clamp(.88rem, 1.1vw, 1rem);
  line-height: 1.65;
  color: rgba(200,205,218,0.6);
  max-width: 560px;
  margin: 0 0 32px;
  padding-left: 2px;
}

/* ── Age Band Selector ───────────────────────────────────────────────────── */
.lib-bands {
  padding: 0 var(--content-pad) clamp(40px, 6vh, 64px);
  position: relative;
  z-index: 1;
}
.lib-bands-inner { max-width: var(--max-width); margin: 0 auto; }

.lib-bands-header {
  text-align: center;
  margin-bottom: 26px;
}
.lib-bands-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--lib-dim);
  display: block;
  margin-bottom: 8px;
}
.lib-bands-sub {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1rem, 1.4vw, 1.375rem);
  color: var(--lib-fg);
  margin: 0;
  line-height: 1.4;
}

.age-band-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.age-band-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 26px 24px;
  border: 1px solid var(--lib-rule);
  color: var(--lib-fg);
  background: rgba(236,229,211,0.04);
  cursor: pointer;
  transition: background 0.2s var(--ease-out-expo),
              border-color 0.2s var(--ease-out-expo),
              color 0.2s var(--ease-out-expo);
  border-radius: 0;
  -webkit-tap-highlight-color: transparent;
  text-align: left;
}
.age-band-card:hover {
  background: rgba(236,229,211,0.08);
  border-color: rgba(236,229,211,0.3);
}
.age-band-card.active {
  background: var(--lib-saffron);
  border-color: var(--lib-saffron);
  color: var(--lib-ink);
}

.abc-ages {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--lib-dim);
  margin-bottom: 0;
}
.age-band-card.active .abc-ages {
  color: rgba(35,26,20,0.7);
}
.abc-name {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 30px;
  line-height: 1;
  margin-top: 6px;
  color: var(--lib-fg);
  display: block;
}
.age-band-card.active .abc-name {
  color: var(--lib-ink);
}
.abc-role {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 600;
  margin-top: 16px;
  color: var(--lib-fg);
  display: block;
}
.age-band-card.active .abc-role {
  color: var(--lib-ink);
}
.abc-tagline {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 15px;
  margin-top: 6px;
  color: var(--lib-dim);
  line-height: 1.5;
  display: block;
}
.age-band-card.active .abc-tagline {
  color: rgba(35,26,20,0.78);
}
/* ── Filter Bar ──────────────────────────────────────────────────────────── */
.lib-filters {
  padding: 0 var(--content-pad) 24px;
  display: none;
  position: relative;
  z-index: 1;
}
.lib-filters.visible { display: block; }
.lib-filters-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
}
.lib-filters-row {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: flex-start;
}
.lib-filter-group { display: flex; flex-direction: column; gap: 8px; }
.lib-filter-label {
  font-family: 'Space Mono', monospace;
  font-size: 8px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: #8C91A5;
}
.lib-filter-pills { display: flex; flex-wrap: wrap; gap: 6px; }

.filter-pill {
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 6px 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  color: rgba(240,242,248,0.4);
  cursor: pointer;
  transition: all 0.2s var(--ease-out-expo);
  -webkit-tap-highlight-color: transparent;
  white-space: nowrap;
}
.filter-pill:hover {
  color: rgba(240,242,248,0.75);
  border-color: rgba(255,255,255,0.25);
}
.filter-pill.active {
  color: var(--lib-ink);
  border-color: var(--lib-saffron);
  background: var(--lib-saffron);
}

/* Active filter chips */
.lib-active-filters {
  padding: 0 var(--content-pad) 16px;
  display: none;
}
.lib-active-filters.has-chips {
  display: block;
}
/* ── Book Grid Section ───────────────────────────────────────────────────── */
.lib-grid-section {
  padding: 0 var(--content-pad) clamp(64px, 10vh, 120px);
  position: relative;
  z-index: 1;
}
.lib-grid-inner { max-width: var(--max-width); margin: 0 auto; }

/* Theme cluster header */
.lib-theme-header {
  margin: 48px 0 0;
}
.lib-theme-header:first-child { margin-top: 0; }
.lib-theme-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(12,16,32,0.45);
  display: block;
  margin-bottom: 4px;
}
.lib-theme-header-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 10px;
}
.lib-theme-title {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 20px;
  letter-spacing: -0.02em;
  color: #F0F2F8;
  margin: 0;
}
.lib-theme-rule {
  height: 1px;
  background: linear-gradient(90deg, rgba(232,175,56,0.35), transparent);
  margin-bottom: 20px;
}
/* Band view — rendered when a band card is clicked */
.lib-band-view { padding: 0 0 64px; }

.lib-band-view-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 48px 0 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.lib-band-view-title-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}
.lib-band-view-title {
  font-family: 'Fraunces', serif;
  font-weight: 400;
  font-size: clamp(1.3rem, 2.2vw, 1.75rem);
  color: #F0F2F8;
  margin: 0;
}
.lib-band-view-age {
  font-size: clamp(.9rem, 1.4vw, 1.2rem);
  font-weight: 400;
  letter-spacing: 0;
  color: rgba(240,242,248,.45);
}
.lib-band-view-role {
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--saffron);
}

/* "See all N →" link on theme cluster headers */
.lib-theme-see-all {
  font-family: 'Space Mono', monospace;
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(232,175,56,0.65);
  border-bottom: 1px solid rgba(232,175,56,0.25);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.15s, border-color 0.15s;
}
.lib-theme-see-all:hover {
  color: rgba(232,175,56,0.9);
  border-color: rgba(232,175,56,0.5);
}

.lib-band-pdf-btn {
  margin-left: auto;
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(232,175,56,0.65);
  background: none;
  border: none;
  cursor: pointer;
  border-bottom: 1px solid rgba(232,175,56,0.25);
  white-space: nowrap;
  padding: 0;
  transition: color .15s;
}
.lib-band-pdf-btn:hover { color: var(--saffron); }

/* Book grid */
.book-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin-bottom: 8px;
}

/* Book card */
.book-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  background: transparent;
  border: none;
  overflow: visible;
  transition: transform 0.35s var(--ease-out-expo);
}
.book-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: none;
}
.book-card-cover {
  position: relative;
  width: 100%;
  height: min(180px, 25vh);
  overflow: hidden;
  background: var(--linen);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(255,255,255,0.07);
  border-bottom: none;
  transition: border-color 0.35s var(--ease-out-expo);
}


.book-card:hover .book-card-cover {
  border-color: rgba(232,175,56,0.25);
}
.book-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.book-card-cover-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  height: 100%;
}
.book-card-cover-placeholder svg {
  width: 40px;
  height: 40px;
  opacity: .25;
}
.book-card-cover-placeholder-text {
  font-family: 'Space Mono', monospace;
  font-size: 7px;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: rgba(255,255,255,.2);
}

.book-card-body {
  padding: 8px 10px 10px;
  display: flex;
  flex-direction: column;
  flex: 1;
  background: var(--linen);
  border: 1px solid rgba(232,175,56,0.12);
  border-top: 2px solid transparent;
  transition: border-color 0.35s var(--ease-out-expo),
              border-top-color 0.35s var(--ease-out-expo);
}
.book-card:hover .book-card-body {
  border-color: rgba(232,175,56,0.3);
  border-top-color: var(--saffron);
}
.book-card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 4px;
}
.book-badge {
  font-family: 'Space Mono', monospace;
  font-size: 7px;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 0;
  border: none;
  color: rgba(12,16,32,0.45);
}
.book-badge.band {
  color: #8C6B10;
  border: none;
}
.book-card-title {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 12px;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--ink);
  margin-bottom: 3px;
}
.book-card-author {
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  color: rgba(12,16,32,0.4);
  margin-bottom: 0;
}
.book-card-orbital {
  display: flex;
  align-items: center;
  margin-top: 5px;
}
/* OS rings — rendered as inline SVG by library.js */

/* ── Loading / Empty / Error states ─────────────────────────────────────── */
.lib-state {
  padding: 80px 0;
  text-align: center;
  color: #C8CDDA;
}
.lib-state-label {
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: #8C91A5;
  margin-bottom: 16px;
}
.lib-state-msg {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 300;
  font-size: 1.1rem;
  color: #C8CDDA;
}
.lib-state-sub {
  font-family: 'Inter', sans-serif;
  font-size: .85rem;
  color: rgba(200,205,218,0.55);
  margin-top: 8px;
  line-height: 1.6;
}
.lib-skeleton-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
.lib-skeleton-card {
  background: var(--paper);
  border: 1px solid var(--rule);
  overflow: hidden;
}
.lib-skeleton-cover {
  width: 100%;
  aspect-ratio: 2 / 3;
  background: linear-gradient(90deg, #e8e6e0 25%, #f0ede7 50%, #e8e6e0 75%);
  background-size: 200% 100%;
  animation: libShimmer 1.4s ease-in-out infinite;
}
.lib-skeleton-body { padding: 16px 18px 20px; display: flex; flex-direction: column; gap: 8px; }
.lib-skeleton-line {
  height: 10px;
  background: linear-gradient(90deg, #e8e6e0 25%, #f0ede7 50%, #e8e6e0 75%);
  background-size: 200% 100%;
  animation: libShimmer 1.4s ease-in-out infinite;
}
.lib-skeleton-line.short { width: 60%; }
.lib-skeleton-line.med   { width: 80%; }

@keyframes libShimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

/* ── PDF Modal ───────────────────────────────────────────────────────────── */
.lib-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(12,16,32,.75);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 24px;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.lib-modal-overlay.open { display: flex; }
.lib-modal {
  background: var(--linen);
  border: 1px solid var(--rule);
  max-width: 440px;
  width: 100%;
  padding: 40px;
  position: relative;
  box-shadow: 12px 12px 0 var(--saffron);
}
.lib-modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 20px;
  color: var(--mid);
  line-height: 1;
  padding: 4px 8px;
  transition: color .15s;
}
.lib-modal-close:hover { color: var(--ink); }
.lib-modal-tag {
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--saffron);
  margin-bottom: 16px;
}
.lib-modal-title {
  font-family: 'Fraunces', serif;
  font-weight: 400;
  font-size: 1.4rem;
  letter-spacing: -.025em;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.2;
}
.lib-modal-body {
  font-family: 'Inter', sans-serif;
  font-size: .85rem;
  color: var(--mid);
  line-height: 1.65;
  margin-bottom: 28px;
}
.lib-modal-form { display: flex; flex-direction: column; gap: 12px; }
.lib-modal-input {
  width: 100%;
  padding: 12px 16px;
  font-family: 'Inter', sans-serif;
  font-size: .9rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--rule);
  outline: none;
  transition: border-color .2s;
  -webkit-appearance: none;
}
.lib-modal-input:focus { border-color: var(--saffron); }
.lib-modal-input::placeholder { color: var(--faint); }
.lib-modal-submit {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 13px 24px;
  background: var(--ink);
  color: #F0F2F8;
  border: none;
  cursor: pointer;
  box-shadow: 4px 4px 0 var(--saffron);
  transition: transform .2s, box-shadow .2s;
}
.lib-modal-submit:hover { transform: translate(-2px,-2px); box-shadow: 6px 6px 0 var(--saffron); }
.lib-modal-privacy {
  font-family: 'Inter', sans-serif;
  font-size: .75rem;
  color: var(--faint);
  text-align: center;
}
.lib-modal-success { display: none; text-align: center; }
.lib-modal-success.visible { display: block; }
.lib-modal-success-icon { font-size: 2rem; margin-bottom: 16px; }
.lib-modal-success-msg {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--ink);
  margin-bottom: 8px;
}
.lib-modal-success-sub {
  font-family: 'Inter', sans-serif;
  font-size: .85rem;
  color: var(--mid);
}

/* ── Orbital section divider ─────────────────────────────────────────────── */
.lib-orbital-div {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0 24px;
}
.lib-orb-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(
    90deg, transparent, rgba(255,255,255,0.06), transparent
  );
}
.lib-orb-dot {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--saffron);
  opacity: 0.3;
}

/* ── Active filter chips ─────────────────────────────────────────────────── */
.lib-active-filters {
  position: relative;
  z-index: 1;
}

/* ── Subscriber CTA ──────────────────────────────────────────────────────── */
.lib-subscriber-cta {
  position: relative;
  z-index: 1;
  padding: clamp(40px, 7vh, 80px) var(--content-pad);
  text-align: center;
}
.lib-subscriber-cta-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 40px;
  background: rgba(230,168,46,0.08);
  border: 1px solid rgba(230,168,46,0.25);
}
.lib-cta-tag {
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--lib-saffron);
  margin-bottom: 14px;
}
.lib-cta-title {
  font-family: 'Fraunces', serif;
  font-weight: 400;
  font-size: clamp(1.5rem, 2.8vw, 2.5rem);
  letter-spacing: -.02em;
  color: var(--lib-fg);
  line-height: 1.1;
  margin-bottom: 16px;
}
.lib-cta-title em {
  font-style: italic;
}
.lib-cta-body {
  font-family: 'Inter', sans-serif;
  font-size: .9rem;
  color: var(--lib-dim);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto 32px;
}
.lib-cta-nodeal {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 300;
  font-size: .875rem;
  color: var(--lib-dim);
  margin-top: 28px;
}

/* ── Mirrored CTA ─────────────────────────────────────────────────────────── */
.lib-mcta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.lib-mcta-primary-wrap {
  position: relative;
  display: inline-block;
}
.lib-mcta-primary-wrap::before,
.lib-mcta-primary-wrap::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  pointer-events: none;
}
.lib-mcta-primary-wrap::before {
  top: -7px;
  left: -7px;
  border-top: 2px solid var(--lib-saffron);
  border-left: 2px solid var(--lib-saffron);
}
.lib-mcta-primary-wrap::after {
  bottom: -7px;
  right: -7px;
  border-bottom: 2px solid var(--lib-saffron);
  border-right: 2px solid var(--lib-saffron);
}
.lib-mcta-primary {
  display: inline-block;
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  padding: 14px 28px;
  background: var(--lib-saffron);
  color: var(--lib-ink);
  text-decoration: none;
  border-radius: 0;
  transition: background .15s;
}
.lib-mcta-primary:hover {
  background: #d49b24;
}
.lib-mcta-secondary {
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lib-dim);
  text-decoration: none;
  border-bottom: 1px solid rgba(236,229,211,0.3);
  padding-bottom: 2px;
  transition: color .15s, border-color .15s;
}
.lib-mcta-secondary:hover {
  color: var(--lib-fg);
  border-color: rgba(236,229,211,0.6);
}

/* ── ESA line ────────────────────────────────────────────────────────────── */
.lib-esa-line {
  text-align: center;
  padding: 20px var(--content-pad);
  background: rgba(16,24,48,0.6);
  border-top: 1px solid rgba(255,255,255,0.06);
  position: relative;
  z-index: 1;
}
.lib-esa-line p {
  font-family: 'Inter', sans-serif;
  font-size: .8rem;
  color: #8C91A5;
}
.lib-esa-line a { color: var(--saffron); text-decoration: none; border-bottom: 1px solid rgba(232,175,56,.3); transition: border-color .2s; }
.lib-esa-line a:hover { border-color: rgba(232,175,56,0.7); }

/* ══════════════════════════════════════════════════════════════════════════
   BOOK DETAIL PAGE — /library/[slug]
   ══════════════════════════════════════════════════════════════════════════ */

.bk-page { padding-top: 72px; min-height: 100vh; }

.bk-breadcrumb {
  padding: 20px var(--content-pad) 0;
  max-width: var(--max-width);
  margin: 0 auto;
}
.bk-breadcrumb-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--faint);
}
.bk-breadcrumb a { color: var(--mid); text-decoration: none; transition: color .15s; }
.bk-breadcrumb a:hover { color: var(--saffron); }
.bk-breadcrumb-sep { opacity: .4; }

.bk-hero {
  padding: clamp(32px, 5vh, 64px) var(--content-pad) clamp(48px, 7vh, 80px);
  max-width: var(--max-width);
  margin: 0 auto;
}
.bk-hero-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 64px;
  align-items: start;
}

/* Cover */
.bk-cover-col { position: sticky; top: 96px; }
.bk-cover {
  width: 100%;
  aspect-ratio: 2 / 3;
  overflow: hidden;
  background: #1a1f30;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 8px 8px 0 var(--saffron);
}
.bk-cover img { width: 100%; height: 100%; object-fit: contain; display: block; }
.bk-cover-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  height: 100%;
}
.bk-cover-placeholder svg { width: 48px; height: 48px; opacity: .2; }

.bk-cover-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}
.bk-cover-link {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mid);
  text-decoration: none;
  padding: 10px 14px;
  border: 1px solid var(--rule);
  transition: border-color .2s, color .2s, background .2s;
}
.bk-cover-link:hover { border-color: var(--ink); color: var(--ink); background: var(--paper); }
.bk-cover-link-icon { font-size: 14px; }
.bk-cover-link.primary {
  background: var(--ink);
  color: #F0F2F8;
  border-color: var(--ink);
  box-shadow: 3px 3px 0 var(--saffron);
}
.bk-cover-link.primary:hover { transform: translate(-2px,-2px); box-shadow: 5px 5px 0 var(--saffron); }

/* Book detail content */
.bk-content-col { padding-top: 4px; }

.bk-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 20px;
}
.bk-badge {
  font-family: 'Space Mono', monospace;
  font-size: 8px;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--rule);
  color: var(--mid);
  text-decoration: none;
  transition: border-color .2s, color .2s;
}
.bk-badge:hover { border-color: var(--saffron); color: var(--saffron); }
.bk-badge.saffron { border-color: rgba(232,175,56,.5); color: var(--saffron); }

.bk-title {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  letter-spacing: -.03em;
  line-height: 1.05;
  color: var(--ink);
  margin-bottom: 8px;
}
.bk-author {
  font-family: 'Inter', sans-serif;
  font-size: .95rem;
  color: var(--mid);
  margin-bottom: 28px;
}
.bk-illustrator {
  font-style: italic;
  color: var(--faint);
}

.bk-hook {
  font-family: 'Inter', sans-serif;
  font-weight: 300;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.5;
  color: var(--ink);
  border-left: 3px solid var(--saffron);
  padding-left: 20px;
  margin-bottom: 36px;
}

.bk-section { margin-bottom: 32px; }
.bk-section-label {
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--saffron);
  margin-bottom: 10px;
}
.bk-section-body {
  font-family: 'Inter', sans-serif;
  font-size: .9rem;
  line-height: 1.75;
  color: rgba(12,16,32,.72);
}

.bk-standards {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}
.bk-standard-pill {
  font-family: 'Space Mono', monospace;
  font-size: 8px;
  letter-spacing: .1em;
  padding: 4px 9px;
  border: 1px solid var(--rule);
  color: var(--mid);
}

/* Talk about */
.bk-talk-about { display: flex; flex-direction: column; gap: 10px; margin-top: 4px; }
.bk-question {
  padding: 14px 18px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-left: 3px solid rgba(232,175,56,.4);
  font-family: 'Inter', sans-serif;
  font-size: .88rem;
  line-height: 1.6;
  color: var(--ink);
}

/* Heads up */
.bk-heads-up {
  padding: 16px 20px;
  background: rgba(232,175,56,.06);
  border: 1px solid rgba(232,175,56,.2);
  margin-bottom: 32px;
}
.bk-heads-up-label {
  font-family: 'Space Mono', monospace;
  font-size: 8px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--saffron);
  margin-bottom: 6px;
}
.bk-heads-up-body {
  font-family: 'Inter', sans-serif;
  font-size: .85rem;
  line-height: 1.6;
  color: var(--mid);
}

.bk-orbital-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 28px;
}
.bk-orbital-dots-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: help;
  /* ensure tooltip isn't clipped by overflow:hidden parents */
  isolation: isolate;
}
.bk-orbital-dots { display: flex; gap: 5px; }
.bk-orbital-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--saffron); }
.bk-orbital-dot.empty { background: transparent; border: 1px solid rgba(232,175,56,.35); }
.bk-orbital-tooltip {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 0;
  width: 220px;
  background: var(--ink);
  color: var(--linen);
  font-family: 'Space Mono', monospace;
  font-size: 10px;
  line-height: 1.6;
  letter-spacing: .02em;
  padding: 10px 14px;
  border-radius: 6px;
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity .15s ease, transform .15s ease;
  z-index: 100;
  white-space: normal;
}
.bk-orbital-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 10px;
  border: 5px solid transparent;
  border-top-color: var(--ink);
}
.bk-orbital-dots-wrap:hover .bk-orbital-tooltip,
.bk-orbital-dots-wrap.tooltip-open .bk-orbital-tooltip {
  opacity: 1;
  transform: translateY(0);
}
.bk-orbital-label {
  font-family: 'Space Mono', monospace;
  font-size: 8px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--faint);
}

/* More in this theme */
.bk-more-section {
  padding: clamp(48px, 7vh, 80px) var(--content-pad);
  background: var(--ink);
}
.bk-more-inner { max-width: var(--max-width); margin: 0 auto; }
.bk-more-label {
  font-family: 'Space Mono', monospace;
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(232,175,56,.6);
  margin-bottom: 12px;
}
.bk-more-title {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: clamp(1.1rem, 1.8vw, 1.4rem);
  letter-spacing: -.02em;
  color: #F0F2F8;
  margin-bottom: 28px;
}
.bk-more-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.bk-more-card {
  display: flex;
  flex-direction: column;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: transform .2s, border-color .2s;
}
.bk-more-card:hover { transform: translateY(-3px); border-color: rgba(232,175,56,.4); }
.bk-more-cover {
  width: 100%;
  aspect-ratio: 2 / 3;
  background: #131825;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.bk-more-cover img { width: 100%; height: 100%; object-fit: cover; }
.bk-more-body { padding: 12px 14px 16px; }
.bk-more-title-text {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: .82rem;
  letter-spacing: -.01em;
  color: #F0F2F8;
  line-height: 1.25;
  margin-bottom: 4px;
}
.bk-more-author-text {
  font-family: 'Inter', sans-serif;
  font-size: .75rem;
  color: rgba(240,242,248,.4);
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 1280px) {
  .book-grid { grid-template-columns: repeat(4, 1fr); }
  .lib-skeleton-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 1024px) {
  .book-grid { grid-template-columns: repeat(4, 1fr); }
  .lib-skeleton-grid { grid-template-columns: repeat(4, 1fr); }
  .bk-more-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .lib-featured-cluster { padding: clamp(20px, 3vh, 36px) var(--content-pad-mobile) 0; }
  .lib-featured-grid { grid-template-columns: 1fr; gap: 12px; }
  .lib-bands { padding: 0 var(--content-pad-mobile) clamp(32px, 5vh, 48px); }
  .lib-grid-section { padding: 0 var(--content-pad-mobile) clamp(48px, 7vh, 80px); }
  .lib-filters { padding: 0 var(--content-pad-mobile) 20px; }
  .lib-active-filters { padding: 0 var(--content-pad-mobile) 12px; }
  .lib-bands .lib-bands-inner { max-width: 100%; }

  .book-grid { grid-template-columns: repeat(3, 1fr); }
  .lib-skeleton-grid { grid-template-columns: repeat(3, 1fr); }

  /* Book detail */
  .bk-hero { padding: clamp(24px, 4vh, 40px) var(--content-pad-mobile) clamp(40px, 6vh, 64px); }
  .bk-hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .bk-cover-col { position: static; }
  .bk-cover { max-width: 280px; margin: 0 auto; }
  .bk-cover-links { flex-direction: row; }
  .bk-more-grid { grid-template-columns: repeat(2, 1fr); }
  .bk-more-section { padding: clamp(40px, 6vh, 64px) var(--content-pad-mobile); }
  .lib-subscriber-cta { padding: clamp(48px, 7vh, 72px) var(--content-pad-mobile); }
  .lib-modal { padding: 28px 24px; }
  .bk-breadcrumb { padding: 16px var(--content-pad-mobile) 0; }
}

@media (max-width: 480px) {
  .book-grid { grid-template-columns: repeat(2, 1fr); }
  .lib-skeleton-grid { grid-template-columns: repeat(2, 1fr); }
  .bk-cover-links { flex-direction: column; }
  .bk-more-grid { grid-template-columns: repeat(2, 1fr); }
}