/* ==========================================================================
   WEREBEAR — The Ursa Codex
   A visual study of the ten great werebears in art, cartoons & photorealism
   ========================================================================== */

:root {
  --ink: #070908;
  --pitch: #0b0f0d;
  --panel: #111714;
  --panel-border: rgba(184, 150, 80, 0.22);
  --vellum: #d6ccb8;
  --bone: #ede5d4;
  --ash: #8c8f85;
  --gold: #c8973b;
  --gold-bright: #e7b54d;
  --emerald: #2fa368;
  --emerald-glow: rgba(46, 163, 104, 0.25);
  --blood: #7d261e;
  --cold: #405858;
  --rule: rgba(200, 151, 59, 0.28);
  --rule-subtle: rgba(255, 255, 255, 0.08);
  --measure: 44rem;
  --radius: 3px;
  --transition: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  background-color: var(--ink);
  color-scheme: dark;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  background: var(--ink);
  color: var(--vellum);
  font-family: "Cardo", Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
}

/* Subtle parchment grain & ambient vignette overlay */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(120% 80% at 50% 0%, rgba(200, 151, 59, 0.06), transparent 55%),
    radial-gradient(100% 100% at 50% 100%, rgba(7, 9, 8, 0.8), transparent 60%);
  mix-blend-mode: screen;
}

::selection {
  background: var(--gold);
  color: var(--ink);
}

a {
  color: var(--gold-bright);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--bone);
}

.wrap {
  position: relative;
  z-index: 1;
}

/* Typography Helpers */
.eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 700;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 0.2rem 0.65rem;
  border-radius: 2px;
  border: 1px solid var(--panel-border);
  background: rgba(17, 23, 20, 0.85);
  color: var(--vellum);
  font-weight: 600;
}

.badge.art {
  border-color: rgba(200, 151, 59, 0.4);
  color: var(--gold-bright);
}

.badge.cartoon {
  border-color: rgba(90, 160, 220, 0.4);
  color: #79c0ff;
}

.badge.photo {
  border-color: rgba(46, 163, 104, 0.4);
  color: #56d396;
}

.badge.game {
  border-color: rgba(210, 110, 240, 0.4);
  color: #d2a8ff;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(1.6rem, 5vw, 4.5rem);
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-position: center 30%;
  background-size: cover;
  background-repeat: no-repeat;
  transition: background-image 0.8s ease, filter 0.8s ease, opacity 0.8s ease;
  filter: contrast(1.05) brightness(0.72);
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(7, 9, 8, 0.6) 0%,
    rgba(7, 9, 8, 0.2) 35%,
    rgba(7, 9, 8, 0.85) 85%,
    rgba(7, 9, 8, 1) 100%
  );
}

.hero-top {
  position: absolute;
  top: clamp(1.2rem, 3vw, 2.5rem);
  left: clamp(1.4rem, 5vw, 4.5rem);
  right: clamp(1.4rem, 5vw, 4.5rem);
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.nav-brand {
  font-family: "UnifrakturMaguntia", serif;
  font-size: 1.8rem;
  color: var(--bone);
  text-shadow: 0 0 20px rgba(0, 0, 0, 0.9);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.nav-brand span {
  font-family: "Cardo", serif;
  font-size: 0.74rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ash);
  display: block;
}

.nav-actions {
  display: flex;
  gap: 0.8rem;
  align-items: center;
}

.btn-quiet {
  font-family: "Cardo", serif;
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bone);
  background: rgba(11, 15, 13, 0.75);
  border: 1px solid var(--panel-border);
  padding: 0.45rem 1rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  backdrop-filter: blur(8px);
}

.btn-quiet:hover {
  border-color: var(--gold-bright);
  color: var(--gold-bright);
  background: rgba(11, 15, 13, 0.95);
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 66rem;
}

.hero .eyebrow {
  margin-bottom: 0.9rem;
  display: inline-block;
}

.hero-title {
  font-family: "UnifrakturMaguntia", serif;
  font-weight: 400;
  line-height: 0.88;
  font-size: clamp(3.8rem, 15vw, 12rem);
  color: var(--bone);
  text-shadow: 0 0 40px rgba(0, 0, 0, 0.9), 0 3px 0 #000;
  letter-spacing: 0.01em;
}

.hero-title .drop {
  color: var(--gold-bright);
}

.hero-sub {
  margin-top: 1.2rem;
  max-width: 38rem;
  color: var(--bone);
  font-size: clamp(1.08rem, 2.2vw, 1.35rem);
  font-style: italic;
  line-height: 1.55;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.95);
}

.hero-meta {
  margin-top: 1.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem 2.4rem;
  align-items: baseline;
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ash);
}

.hero-meta b {
  color: var(--gold);
  font-weight: 700;
}

/* Hero Carousel Quick Bar */
.hero-selector {
  margin-top: 2.2rem;
  position: relative;
  z-index: 2;
  max-width: 100%;
}

.hero-selector-label {
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--ash);
  margin-bottom: 0.6rem;
  display: block;
}

.hero-thumbnails {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.6rem;
  scrollbar-width: thin;
  scrollbar-color: var(--rule) transparent;
}

.hero-thumb {
  flex: 0 0 68px;
  height: 48px;
  border: 1px solid var(--panel-border);
  border-radius: 2px;
  overflow: hidden;
  background: #000;
  cursor: pointer;
  opacity: 0.6;
  transition: all var(--transition);
  position: relative;
}

.hero-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-thumb:hover {
  opacity: 0.95;
  border-color: var(--gold);
}

.hero-thumb.active {
  opacity: 1;
  border-color: var(--gold-bright);
  box-shadow: 0 0 12px rgba(231, 181, 77, 0.4);
}

.hero-thumb::after {
  content: attr(data-num);
  position: absolute;
  bottom: 2px;
  right: 3px;
  font-size: 0.6rem;
  font-family: monospace;
  background: rgba(0, 0, 0, 0.75);
  color: var(--bone);
  padding: 0 3px;
  border-radius: 2px;
}

/* ==========================================================================
   PROLOGUE & BESTIARY SOURCE TEXT
   ========================================================================== */

.colophon-prologue {
  max-width: var(--measure);
  margin: 0 auto;
  padding: clamp(3.5rem, 8vw, 6rem) 1.5rem clamp(2rem, 5vw, 3.5rem);
  text-align: center;
}

.colophon-prologue .rule-mark {
  font-family: "UnifrakturMaguntia", serif;
  color: var(--gold);
  font-size: 2.4rem;
  margin-bottom: 1.2rem;
}

.colophon-prologue p {
  color: var(--bone);
  font-size: 1.2rem;
  line-height: 1.75;
}

.colophon-prologue p + p {
  margin-top: 1.2rem;
  color: var(--vellum);
}

/* Scholarly Latin Card */
.source-study {
  max-width: 54rem;
  margin: 0 auto;
  padding: 1rem clamp(1.2rem, 4vw, 2.5rem) clamp(3rem, 6vw, 4.5rem);
}

.source-card {
  border: 1px solid var(--rule);
  box-shadow:
    inset 0 0 0 5px var(--ink),
    inset 0 0 0 6px var(--rule),
    0 12px 40px rgba(0, 0, 0, 0.6);
  background: linear-gradient(180deg, #101613 0%, #0a0e0c 100%);
  padding: clamp(2rem, 5vw, 3.6rem) clamp(1.6rem, 5vw, 3.2rem);
  text-align: center;
  position: relative;
}

.source-card .latin-head {
  font-family: "UnifrakturMaguntia", serif;
  color: var(--gold-bright);
  font-size: clamp(1.8rem, 4.8vw, 3rem);
  line-height: 1.1;
  margin-bottom: 0.35rem;
}

.source-card .gloss-head {
  font-style: italic;
  color: var(--ash);
  font-size: 1.05rem;
  letter-spacing: 0.05em;
}

.source-card .quote {
  margin: 1.8rem auto 1.4rem;
  max-width: 38rem;
  font-style: italic;
  color: var(--bone);
  font-size: 1.1rem;
  line-height: 1.68;
  padding: 0.8rem 1.4rem;
  border-left: 1px solid var(--rule);
  border-right: 1px solid var(--rule);
  background: rgba(0, 0, 0, 0.2);
}

.source-card .trans {
  max-width: 40rem;
  margin: 0 auto;
  color: var(--vellum);
  font-size: 1.1rem;
  line-height: 1.65;
}

.source-card .attrib {
  margin-top: 1.8rem;
  color: var(--ash);
  font-size: 0.95rem;
  line-height: 1.65;
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
  border-top: 1px solid var(--rule-subtle);
  padding-top: 1.4rem;
}

.source-card .attrib b {
  color: var(--gold);
}

/* ==========================================================================
   FILTER CONTROLS
   ========================================================================== */

.filter-bar {
  max-width: 76rem;
  margin: 0 auto;
  padding: 0 clamp(1.2rem, 4vw, 2.5rem) 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  border-bottom: 1px solid var(--rule);
}

.filter-group {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-btn {
  font-family: "Cardo", serif;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ash);
  background: var(--panel);
  border: 1px solid var(--panel-border);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover {
  color: var(--bone);
  border-color: var(--gold);
}

.filter-btn.active {
  color: var(--ink);
  background: var(--gold-bright);
  border-color: var(--gold-bright);
  font-weight: 700;
}

.filter-count {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ash);
}

/* ==========================================================================
   THE CODEX EXHIBITION (THE 10 FOLIOS)
   ========================================================================== */

.codex-gallery {
  max-width: 76rem;
  margin: 0 auto;
  padding: clamp(2rem, 5vw, 4rem) clamp(1.2rem, 4vw, 2.5rem) 5rem;
  display: flex;
  flex-direction: column;
  gap: clamp(3rem, 7vw, 5.5rem);
}

.folio-item {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-top: clamp(1.5rem, 3vw, 2.5rem);
  border-top: 1px solid var(--rule);
  align-items: start;
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.folio-item:first-child {
  border-top: none;
  padding-top: 0;
}

.folio-item.hidden {
  display: none;
}

/* Illuminated Initial Marker */
.folio-marker {
  position: sticky;
  top: 2rem;
  text-align: center;
}

.folio-marker .num {
  font-family: "UnifrakturMaguntia", serif;
  font-size: 3.6rem;
  line-height: 1;
  color: var(--gold-bright);
  display: block;
  border: 1px solid var(--rule);
  box-shadow:
    inset 0 0 0 4px var(--ink),
    inset 0 0 0 5px var(--rule);
  padding: 0.6rem 0.2rem 0.4rem;
  background: linear-gradient(180deg, #161c18 0%, #0d1210 100%);
}

.folio-marker .label {
  display: block;
  margin-top: 0.8rem;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ash);
}

.folio-marker .label b {
  color: var(--gold);
}

/* Folio Content */
.folio-content {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.folio-header {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.folio-tags {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  flex-wrap: wrap;
}

.folio-title {
  font-family: "Cardo", serif;
  font-weight: 700;
  font-size: clamp(1.6rem, 3.8vw, 2.3rem);
  line-height: 1.15;
  color: var(--bone);
  letter-spacing: 0.01em;
}

.folio-subtitle {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--gold);
}

/* Picture Plate */
figure.plate {
  position: relative;
  border: 1px solid var(--rule);
  padding: 6px;
  background: linear-gradient(180deg, #131a16 0%, #0a0e0c 100%);
  cursor: zoom-in;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  transition: border-color var(--transition), box-shadow var(--transition);
}

figure.plate img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 720px;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), filter 0.6s ease;
  filter: contrast(1.02) saturate(0.96);
}

figure.plate:hover {
  border-color: var(--gold-bright);
  box-shadow: 0 14px 45px rgba(0, 0, 0, 0.8), 0 0 20px rgba(200, 151, 59, 0.2);
}

figure.plate:hover img {
  transform: scale(1.015);
  filter: contrast(1.06) saturate(1.03) brightness(1.02);
}

figure.plate::after {
  content: "⊕ inspect folio";
  position: absolute;
  right: 16px;
  bottom: 16px;
  font-family: "Cardo", serif;
  font-style: italic;
  font-size: 0.85rem;
  color: var(--bone);
  background: rgba(7, 9, 8, 0.82);
  padding: 0.25rem 0.75rem;
  border: 1px solid var(--rule);
  border-radius: 2px;
  opacity: 0;
  transition: opacity 0.3s ease;
  letter-spacing: 0.05em;
  backdrop-filter: blur(4px);
}

figure.plate:hover::after {
  opacity: 1;
}

/* Folio Analysis & Gloss */
.folio-gloss {
  color: var(--vellum);
  font-size: 1.06rem;
  line-height: 1.72;
  max-width: var(--measure);
}

.folio-gloss p + p {
  margin-top: 0.8rem;
}

/* Folio Meta Details Table */
.folio-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  padding: 1rem 1.2rem;
  background: rgba(17, 23, 20, 0.6);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  margin-top: 0.4rem;
}

.detail-col .label {
  font-size: 0.66rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--ash);
  display: block;
  margin-bottom: 0.2rem;
}

.detail-col .val {
  font-size: 0.95rem;
  color: var(--bone);
  font-weight: 600;
}

/* Wallpaper Download Bar */
.folio-downloads {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.8rem 1.4rem;
  margin-top: 0.4rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--rule-subtle);
}

.download-link {
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  border-bottom: 1px solid var(--rule);
  padding-bottom: 2px;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all var(--transition);
}

.download-link:hover {
  color: var(--gold-bright);
  border-bottom-color: var(--gold-bright);
}

/* ==========================================================================
   MARGINALIA (THE SCHOLARLY NOTES)
   ========================================================================== */

.marginalia {
  max-width: 76rem;
  margin: 0 auto;
  padding: clamp(3rem, 7vw, 6rem) clamp(1.2rem, 4vw, 2.5rem);
  border-top: 1px solid var(--rule);
}

.marginalia > .eyebrow {
  display: block;
  text-align: center;
  margin-bottom: 0.8rem;
}

.marginalia > .lede {
  text-align: center;
  max-width: 44rem;
  margin: 0 auto clamp(2.5rem, 5vw, 4rem);
  font-style: italic;
  color: var(--ash);
  font-size: 1.12rem;
}

.marginalia-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.8rem, 4vw, 3rem) clamp(2rem, 5vw, 4rem);
}

.marginalia-item {
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  gap: 1.2rem;
  align-items: start;
}

.marginalia-item .glyph {
  font-family: "UnifrakturMaguntia", serif;
  color: var(--gold-bright);
  font-size: 2.2rem;
  line-height: 1;
  text-align: center;
  border: 1px solid var(--rule);
  padding: 0.4rem 0 0.2rem;
  background: linear-gradient(180deg, #161c18 0%, #0d1210 100%);
  box-shadow: inset 0 0 0 3px var(--ink);
}

.marginalia-item h3 {
  font-family: "Cardo", serif;
  font-weight: 700;
  color: var(--bone);
  font-size: 1.22rem;
  line-height: 1.25;
  margin-bottom: 0.45rem;
}

.marginalia-item p {
  color: var(--vellum);
  font-size: 1rem;
  line-height: 1.65;
}

/* ==========================================================================
   COLOPHON & FOOTER
   ========================================================================== */

.foot {
  border-top: 1px solid var(--rule);
  padding: clamp(3.5rem, 8vw, 6rem) 1.5rem 5rem;
  text-align: center;
  max-width: var(--measure);
  margin: 0 auto;
}

.foot .mark {
  font-family: "UnifrakturMaguntia", serif;
  font-size: 2.8rem;
  color: var(--gold-bright);
  line-height: 1;
}

.foot p {
  margin-top: 1.2rem;
  color: var(--ash);
  font-size: 1.05rem;
  font-style: italic;
}

.foot .credits {
  margin-top: 1.6rem;
  font-size: 0.72rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: #6a6f67;
}

.foot .credits a {
  color: var(--gold);
  border-bottom: 1px solid var(--rule);
}

.foot .credits a:hover {
  color: var(--gold-bright);
}

/* ==========================================================================
   LIGHTBOX MODAL
   ========================================================================== */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  background: rgba(5, 7, 6, 0.97);
  align-items: center;
  justify-content: center;
  padding: 2vw;
  cursor: zoom-out;
  backdrop-filter: blur(12px);
}

.lightbox.open {
  display: flex;
}

.lightbox-content {
  position: relative;
  max-width: 95vw;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: default;
}

.lightbox-img-wrap {
  position: relative;
  display: inline-block;
  box-shadow: 0 0 90px rgba(0, 0, 0, 0.95);
  border: 1px solid var(--rule);
  background: #000;
}

.lightbox img {
  display: block;
  max-width: 94vw;
  max-height: 75vh;
  width: auto;
  height: auto;
  object-fit: contain;
}

.lightbox .caption-box {
  margin-top: 1.2rem;
  text-align: center;
  max-width: 48rem;
  padding: 0 1rem;
}

.lightbox .cap-title {
  font-family: "Cardo", serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--bone);
  margin-bottom: 0.3rem;
}

.lightbox .cap-title b {
  font-family: "UnifrakturMaguntia", serif;
  color: var(--gold-bright);
  font-size: 1.4rem;
  margin-right: 0.6rem;
  font-weight: 400;
}

.lightbox .cap-desc {
  font-size: 0.94rem;
  font-style: italic;
  color: var(--vellum);
  line-height: 1.5;
}

.lightbox .cap-links {
  margin-top: 0.8rem;
  display: flex;
  gap: 1.2rem;
  justify-content: center;
}

.lightbox .btn-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(11, 15, 13, 0.85);
  border: 1px solid var(--panel-border);
  color: var(--bone);
  font-size: 1.8rem;
  width: 3.4rem;
  height: 3.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: 50%;
  transition: all var(--transition);
  z-index: 105;
}

.lightbox .btn-nav:hover {
  border-color: var(--gold-bright);
  color: var(--gold-bright);
  background: rgba(11, 15, 13, 1);
}

.lightbox .btn-prev {
  left: 2vw;
}

.lightbox .btn-next {
  right: 2vw;
}

.lightbox .btn-close {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  font-size: 1.6rem;
  color: var(--ash);
  cursor: pointer;
  transition: color var(--transition);
  z-index: 105;
}

.lightbox .btn-close:hover {
  color: var(--bone);
}

/* ==========================================================================
   STILL-ONLY FULLSCREEN MODE
   ========================================================================== */

body.still-mode .hero-inner,
body.still-mode .hero-selector,
body.still-mode .colophon-prologue,
body.still-mode .source-study,
body.still-mode .filter-bar,
body.still-mode .codex-gallery,
body.still-mode .marginalia,
body.still-mode .foot {
  display: none !important;
}

body.still-mode .hero {
  border-bottom: none;
  min-height: 100vh;
}

body.still-mode .hero-bg {
  filter: contrast(1.08) brightness(0.95);
}

body.still-mode .hero-bg::after {
  background: radial-gradient(circle at center, transparent 40%, rgba(7, 9, 8, 0.4) 100%);
}

.return-cue {
  display: none;
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
}

body.still-mode .return-cue {
  display: block;
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */

@media (max-width: 860px) {
  .marginalia-grid {
    grid-template-columns: 1fr;
  }
  
  .folio-item {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }

  .folio-marker {
    position: static;
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
    margin-bottom: 0.6rem;
  }

  .folio-marker .num {
    font-size: 2.6rem;
    padding: 0.35rem 0.65rem 0.2rem;
  }

  .folio-marker .label {
    margin-top: 0;
  }

  figure.plate::after {
    opacity: 1;
  }

  .lightbox .btn-nav {
    display: none;
  }
}