:root {
  --ink: #060505;
  --night: #10161a;
  --wine: #8c1717;
  --red: #c3241e;
  --gold: #d6a236;
  --amber: #f2c760;
  --ivory: #f7eed5;
  --paper: #fff8df;
  --teal: #1d8a8a;
  --line: rgba(247, 238, 213, 0.28);
  color-scheme: dark;
  font-family: Georgia, "Times New Roman", serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 10% 0%, rgba(195, 36, 30, 0.18), transparent 32rem),
    linear-gradient(180deg, #030303 0%, #111716 48%, #070606 100%);
  color: var(--ivory);
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem clamp(1rem, 4vw, 4rem);
  background: rgba(3, 3, 3, 0.86);
  border-bottom: 1px solid rgba(214, 162, 54, 0.35);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  min-width: 0;
}

.brand img {
  width: 2.4rem;
  height: 2.4rem;
  object-fit: contain;
}

.brand span {
  font-size: clamp(1rem, 2vw, 1.5rem);
  letter-spacing: 0;
  text-transform: uppercase;
}

nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(0.7rem, 2vw, 1.8rem);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.76rem;
  text-transform: uppercase;
}

nav a {
  color: var(--ivory);
  text-decoration: none;
}

nav a:hover {
  color: var(--amber);
}

.hero {
  position: relative;
  min-height: 88svh;
  display: grid;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid rgba(214, 162, 54, 0.32);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.92), rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.88)),
    url("assets/myth-face-tiler.jpg") center top / cover repeat-x;
  opacity: 0.85;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 38rem);
  align-items: center;
  gap: clamp(2.5rem, 6vw, 7rem);
  width: min(118rem, 100%);
  margin: 0 auto;
  padding: clamp(4rem, 7vw, 8rem) clamp(1rem, 5vw, 5rem);
}

.kicker {
  margin: 0 0 0.75rem;
  color: var(--amber);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 13ch;
  margin: 0;
  color: var(--paper);
  font-size: clamp(2.4rem, 6.35vw, 6.15rem);
  line-height: 0.86;
  letter-spacing: 0;
  text-transform: uppercase;
  text-shadow: 0 0 22px rgba(140, 23, 23, 0.72);
}

.hero-title {
  overflow-wrap: normal;
  word-break: keep-all;
}

.hero-title span {
  display: block;
  white-space: nowrap;
}

h2 {
  margin: 0;
  color: var(--paper);
  font-size: clamp(2rem, 5vw, 4.8rem);
  line-height: 0.95;
  letter-spacing: 0;
  text-transform: uppercase;
}

h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2.4vw, 2.1rem);
  line-height: 1;
  letter-spacing: 0;
  text-transform: uppercase;
}

.lead {
  max-width: 39rem;
  color: rgba(247, 238, 213, 0.86);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.5;
}

.hero-actions,
.signup-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.button,
button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.85rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 4px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
}

.button.primary,
button {
  background: var(--red);
  color: white;
  box-shadow: 0 0 26px rgba(195, 36, 30, 0.45);
}

.button.secondary {
  border-color: rgba(214, 162, 54, 0.75);
  background: rgba(0, 0, 0, 0.42);
  color: var(--ivory);
}

.hero-emblem {
  display: grid;
  place-items: center;
  justify-self: end;
  margin: 0;
  transform: translateX(clamp(1.5rem, 3.5vw, 4rem));
}

.hero-emblem img {
  width: min(100%, 38rem);
  max-height: 33rem;
  object-fit: contain;
  filter: drop-shadow(0 24px 32px rgba(0, 0, 0, 0.72));
}

.quick-paths {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line);
  background: #080706;
}

.quick-paths a {
  display: grid;
  gap: 0.5rem;
  min-height: 11rem;
  padding: clamp(1.1rem, 3vw, 2.2rem);
  border-right: 1px solid var(--line);
  text-decoration: none;
}

.quick-paths a:hover {
  background: rgba(214, 162, 54, 0.08);
}

.quick-paths span {
  color: var(--gold);
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 800;
}

.quick-paths strong {
  font-size: clamp(1.2rem, 2vw, 1.8rem);
  text-transform: uppercase;
}

.quick-paths small {
  color: rgba(247, 238, 213, 0.74);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.45;
}

.series-section,
.sales-section,
.erss-shelf,
.catalog-map,
.title-matrix,
.secondary-series,
.link-policy,
.market-section,
.order-section,
.secret-section,
.newsletter-section {
  padding: clamp(3rem, 7vw, 7rem) clamp(1rem, 5vw, 5rem);
}

.section-heading {
  display: grid;
  gap: 0.5rem;
  width: min(68rem, 100%);
  margin-bottom: clamp(1.5rem, 4vw, 3rem);
}

.section-heading p {
  max-width: 58rem;
  color: rgba(247, 238, 213, 0.8);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

.sales-section {
  background:
    linear-gradient(180deg, rgba(4, 4, 4, 0.78), rgba(12, 6, 5, 0.9)),
    radial-gradient(circle at 85% 0%, rgba(214, 162, 54, 0.16), transparent 28rem),
    url("assets/mc-iartol-red-tile.png") left top / 6.25rem 6.25rem repeat,
    linear-gradient(180deg, #170202, #0a0706);
  border-top: 1px solid var(--line);
}

.series-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.4rem);
}

.series-card {
  position: relative;
  min-height: clamp(23rem, 45vw, 34rem);
  overflow: hidden;
  border: 1px solid rgba(214, 162, 54, 0.36);
  background: #111;
}

.series-card.large {
  grid-row: span 2;
  min-height: clamp(34rem, 70vw, 54rem);
}

.series-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.04);
}

.series-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(0, 0, 0, 0.82) 100%);
}

.series-copy {
  position: absolute;
  left: clamp(1rem, 3vw, 2rem);
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 1;
  display: grid;
  gap: 0.65rem;
}

.series-copy p {
  max-width: 39rem;
  margin: 0;
  color: rgba(247, 238, 213, 0.84);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.5;
}

.series-copy a {
  width: fit-content;
  color: var(--amber);
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 800;
  text-transform: uppercase;
}

.erss-shelf {
  background:
    linear-gradient(180deg, rgba(5, 5, 5, 0.88), rgba(17, 15, 13, 0.95)),
    url("assets/mc-iartol-red-tile.png") left top / 6.25rem 6.25rem repeat,
    url("assets/series-erss.jpg") center / cover;
  border-top: 1px solid var(--line);
}

.erss-shelf .section-heading p,
.major-arcana-shelf .section-heading p,
.visual-shelf .section-heading p {
  max-width: 50rem;
  color: rgba(247, 238, 213, 0.8);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

.major-arcana-shelf {
  background:
    radial-gradient(circle at 50% 0%, rgba(158, 25, 25, 0.24), transparent 38rem),
    linear-gradient(180deg, #050505, #130d0b);
  border-top: 1px solid var(--line);
}

.visual-shelf {
  background:
    linear-gradient(180deg, rgba(14, 13, 10, 0.98), rgba(4, 4, 4, 0.96)),
    url("assets/myth-face-tiler.jpg") center / cover;
  border-top: 1px solid var(--line);
}

#collector-editions {
  background:
    linear-gradient(180deg, rgba(6, 5, 5, 0.78), rgba(7, 7, 6, 0.95)),
    radial-gradient(circle at 18% 10%, rgba(214, 162, 54, 0.14), transparent 24rem),
    url("assets/mc-iartol-red-tile.png") left top / 6.25rem 6.25rem repeat,
    linear-gradient(180deg, #1b0202, #050505);
}

.de-einde-shelf {
  display: block;
  padding: clamp(3rem, 7vw, 7rem) clamp(1rem, 5vw, 5rem);
  background: linear-gradient(180deg, #11100e, #070707);
  border-top: 1px solid var(--line);
}

.de-einde-shelf .section-heading {
  margin-bottom: clamp(1.5rem, 4vw, 3rem);
}

.de-einde-shelf .section-heading h2 {
  max-width: 17ch;
}

.compact-heading {
  margin-bottom: 0;
}

.feature-cover-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 13rem));
  gap: 1rem;
}

.ready-shelf .feature-cover-row,
.de-einde-shelf .feature-cover-row {
  grid-template-columns: repeat(auto-fill, minmax(10.5rem, 1fr));
  align-items: stretch;
}

.ready-shelf .book-card {
  min-width: 0;
}

.book-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(9.5rem, 1fr));
  gap: clamp(0.85rem, 1.5vw, 1.2rem);
}

.book-card {
  position: relative;
  display: grid;
  gap: 0.75rem;
  align-content: start;
  min-height: 22rem;
  padding: 0.75rem;
  border: 1px solid rgba(214, 162, 54, 0.28);
  background: rgba(0, 0, 0, 0.72);
}

.major-card {
  background:
    linear-gradient(180deg, rgba(84, 10, 10, 0.22), rgba(0, 0, 0, 0.78)),
    rgba(0, 0, 0, 0.72);
}

.pending-card {
  border-color: rgba(247, 238, 213, 0.22);
}

.featured-book {
  grid-column: span 2;
  grid-row: span 2;
}

.book-cover {
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
  background: #111;
  box-shadow: 0 18px 28px rgba(0, 0, 0, 0.48);
}

.book-symbol {
  position: absolute;
  top: 0.95rem;
  right: 0.95rem;
  z-index: 1;
  width: 2.4rem;
  height: 2.4rem;
  object-fit: contain;
  padding: 0.25rem;
  border: 1px solid rgba(214, 162, 54, 0.48);
  background: rgba(0, 0, 0, 0.7);
}

.book-card div {
  display: grid;
  gap: 0.25rem;
}

.book-card span {
  color: var(--gold);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
}

.book-card strong {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.9rem;
  text-transform: uppercase;
}

.book-card p {
  margin: 0.25rem 0 0;
  color: rgba(247, 238, 213, 0.72);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  line-height: 1.35;
}

.curated-card {
  min-height: 28rem;
}

.book-card a {
  position: relative;
  color: var(--amber);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
}

.book-card a::after {
  content: "";
  position: absolute;
  inset: -19rem -0.75rem -0.75rem;
}

.cover-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.65rem;
  width: 100%;
}

.cover-strip a {
  display: grid;
  gap: 0.35rem;
  color: rgba(247, 238, 213, 0.82);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.68rem;
  font-weight: 800;
  line-height: 1.15;
  text-decoration: none;
  text-transform: uppercase;
}

.cover-strip img {
  aspect-ratio: 2 / 3;
  border-color: rgba(214, 162, 54, 0.28);
  object-fit: cover;
  box-shadow: 0 14px 22px rgba(0, 0, 0, 0.42);
}

.shelf-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-top: clamp(2rem, 5vw, 4rem);
  padding-top: clamp(1.5rem, 4vw, 3rem);
  border-top: 1px solid rgba(214, 162, 54, 0.38);
}

.shelf-cta h2 {
  max-width: 14ch;
}

.catalog-map {
  background: linear-gradient(180deg, #0a0908, #16110f);
  border-top: 1px solid var(--line);
}

.catalog-map .section-heading p {
  max-width: 56rem;
  color: rgba(247, 238, 213, 0.8);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

.catalog-lanes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: rgba(214, 162, 54, 0.28);
  border: 1px solid rgba(214, 162, 54, 0.28);
}

.catalog-lane {
  display: grid;
  align-content: start;
  gap: 0.75rem;
  min-height: 20rem;
  padding: clamp(1rem, 2.5vw, 1.5rem);
  background: rgba(7, 7, 6, 0.96);
}

.flagship-lane {
  background:
    linear-gradient(180deg, rgba(140, 23, 23, 0.24), rgba(7, 7, 6, 0.96)),
    rgba(7, 7, 6, 0.96);
}

.catalog-lane span,
.title-column .kicker {
  color: var(--gold);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
}

.catalog-lane p {
  margin: 0;
  color: rgba(247, 238, 213, 0.75);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
}

.catalog-lane a {
  align-self: end;
  color: var(--amber);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.title-matrix {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: rgba(247, 238, 213, 0.18);
  border-top: 1px solid var(--line);
  padding-inline: clamp(1rem, 5vw, 5rem);
}

.title-column {
  padding: clamp(1rem, 3vw, 1.6rem);
  background: rgba(0, 0, 0, 0.58);
}

.title-column h3 {
  margin: 0.5rem 0 1rem;
  font-size: clamp(1.25rem, 2.4vw, 2rem);
}

.subhead {
  margin-top: 1.6rem !important;
}

.title-column ul {
  display: grid;
  gap: 0.65rem;
  margin: 0;
  padding-left: 1.1rem;
  color: rgba(247, 238, 213, 0.78);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.45;
}

.title-column li a,
.secondary-series li a {
  color: rgba(247, 238, 213, 0.86);
  text-decoration-color: rgba(214, 162, 54, 0.58);
  text-underline-offset: 0.18em;
}

.title-column li a:hover,
.secondary-series li a:hover {
  color: var(--amber);
}

.link-policy {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(20rem, 1fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  background: var(--paper);
  color: var(--ink);
}

.link-policy h2 {
  color: var(--ink);
  max-width: 15ch;
}

.link-policy .kicker {
  color: var(--wine);
}

.link-policy p {
  color: rgba(6, 5, 5, 0.74);
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(1rem, 1.8vw, 1.22rem);
  line-height: 1.65;
}

.secondary-series {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(214, 162, 54, 0.28);
  border-top: 1px solid var(--line);
  padding-inline: clamp(1rem, 5vw, 5rem);
}

.secondary-series article {
  display: grid;
  grid-template-columns: minmax(16rem, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(1rem, 3vw, 2rem);
  align-items: center;
  padding: clamp(1rem, 3vw, 1.8rem);
  background: rgba(0, 0, 0, 0.72);
}

.secondary-series img {
  width: 100%;
  aspect-ratio: 2100 / 1103;
  object-fit: cover;
  border: 1px solid rgba(247, 238, 213, 0.2);
  box-shadow: 0 24px 34px rgba(0, 0, 0, 0.38);
}

.secondary-series article > div {
  display: grid;
  gap: 0.8rem;
  justify-items: start;
}

.secondary-series p {
  max-width: 42rem;
  margin: 0;
  color: rgba(247, 238, 213, 0.78);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
}

.secondary-series h2 {
  max-width: 12ch;
  overflow-wrap: normal;
  font-size: clamp(2rem, 3.4vw, 3.2rem);
  word-break: keep-all;
}

.secondary-series ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 1rem;
  margin: 0;
  padding-left: 0;
  color: rgba(247, 238, 213, 0.8);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.35;
  list-style: none;
}

.secondary-series li {
  max-width: 18rem;
}

.market-section {
  background:
    linear-gradient(180deg, rgba(9, 11, 11, 0.96), rgba(19, 13, 10, 0.96)),
    url("assets/myth-face-tiler.jpg") center / cover;
  border-block: 1px solid rgba(214, 162, 54, 0.32);
}

.market-logo {
  display: grid;
  justify-items: center;
}

.market-logo img {
  width: min(100%, 54rem);
  max-height: 12rem;
  object-fit: contain;
  padding: clamp(0.8rem, 2vw, 1.6rem);
  border-radius: 999px;
  background:
    radial-gradient(ellipse at center, rgba(255, 248, 221, 0.24), rgba(255, 248, 221, 0.12) 38%, transparent 72%);
  filter:
    drop-shadow(0 0 12px rgba(255, 248, 221, 0.72))
    drop-shadow(0 0 36px rgba(255, 248, 221, 0.34));
}

.market-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.95fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
  margin-top: clamp(1rem, 4vw, 3rem);
}

.market-layout p,
.order-copy p {
  max-width: 45rem;
  color: rgba(247, 238, 213, 0.82);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1.05rem;
  line-height: 1.6;
}

.product-list {
  display: grid;
  border-top: 1px solid var(--line);
}

.product-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 5rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.product-list strong {
  font-size: clamp(1.1rem, 2vw, 1.55rem);
  text-transform: uppercase;
}

.product-list span {
  color: var(--amber);
  font-family: Arial, Helvetica, sans-serif;
  white-space: nowrap;
}

.order-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(20rem, 1.15fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  background:
    linear-gradient(135deg, rgba(9, 7, 7, 0.95), rgba(23, 16, 15, 0.86) 48%, rgba(10, 21, 20, 0.94)),
    url("assets/ou-steps-02.jpg") center / cover;
}

.order-visual {
  position: relative;
  display: grid;
  gap: 1rem;
  align-items: center;
}

.order-logo {
  width: min(100%, 32rem);
  justify-self: center;
  object-fit: contain;
  filter: drop-shadow(0 0 30px rgba(255, 255, 255, 0.18));
}

.degree-map {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.degree-map div {
  display: grid;
  place-items: center;
  align-content: center;
  min-height: clamp(14rem, 27vw, 24rem);
  border: 1px solid rgba(214, 162, 54, 0.48);
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.24), rgba(0, 0, 0, 0.82)),
    radial-gradient(circle at center, rgba(214, 162, 54, 0.22), transparent 72%);
  text-align: center;
}

.degree-map span {
  color: var(--gold);
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 800;
}

.degree-map strong {
  font-size: clamp(1.6rem, 3vw, 3rem);
  text-transform: uppercase;
}

.degree-feature {
  display: grid;
  grid-template-columns: minmax(18rem, 0.85fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  padding: clamp(3rem, 7vw, 7rem) clamp(1rem, 5vw, 5rem);
  background:
    linear-gradient(90deg, rgba(4, 4, 4, 0.98), rgba(11, 11, 10, 0.84)),
    #050505;
  border-top: 1px solid var(--line);
}

.degree-feature figure {
  margin: 0;
  border: 1px solid rgba(247, 238, 213, 0.24);
  background: black;
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.45);
}

.degree-feature img {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.degree-feature p {
  max-width: 45rem;
  color: rgba(247, 238, 213, 0.82);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1.05rem;
  line-height: 1.6;
}

.ou-landing {
  padding: clamp(3rem, 7vw, 7rem) clamp(1rem, 5vw, 5rem);
  background:
    linear-gradient(180deg, rgba(5, 5, 5, 0.68), rgba(5, 5, 5, 0.96)),
    url("assets/ou-ad-01.png") center top / cover;
  border-top: 1px solid var(--line);
}

.ou-title {
  display: grid;
  gap: 0.9rem;
  width: min(76rem, 100%);
  margin-bottom: clamp(2rem, 5vw, 4rem);
}

.ou-title h2 {
  max-width: 12ch;
}

.ou-offer {
  display: grid;
  grid-template-columns: minmax(9rem, 14rem) minmax(0, 1fr);
  gap: clamp(1.2rem, 3vw, 2rem);
  align-items: center;
  width: min(54rem, 100%);
  margin-bottom: clamp(2rem, 5vw, 4rem);
  padding: clamp(1rem, 3vw, 1.5rem);
  border: 1px solid rgba(214, 162, 54, 0.5);
  background: rgba(0, 0, 0, 0.74);
}

.ou-offer img {
  width: 100%;
  max-height: 18rem;
  object-fit: contain;
  filter: drop-shadow(0 16px 24px rgba(0, 0, 0, 0.65));
}

.ou-offer div {
  display: grid;
  gap: 0.8rem;
  justify-items: start;
}

.ou-offer strong {
  font-size: clamp(1.8rem, 4vw, 3.3rem);
  line-height: 0.95;
  text-transform: uppercase;
}

.ou-offer span {
  color: var(--amber);
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 800;
  text-transform: uppercase;
}

.ou-reading {
  display: grid;
  gap: 1.1rem;
  width: min(76rem, 100%);
  margin-bottom: clamp(2rem, 5vw, 4rem);
  padding: clamp(1.2rem, 4vw, 2.2rem);
  border-left: 3px solid var(--gold);
  background: rgba(0, 0, 0, 0.56);
}

.ou-reading p {
  margin: 0;
  color: rgba(247, 238, 213, 0.86);
  font-family: Arial, Helvetica, sans-serif;
  font-size: clamp(1rem, 1.6vw, 1.18rem);
  line-height: 1.72;
}

.untiying-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: rgba(214, 162, 54, 0.28);
  border: 1px solid rgba(214, 162, 54, 0.28);
}

.untiying-grid article {
  display: grid;
  align-content: start;
  gap: 0.6rem;
  min-height: 13.5rem;
  padding: 1rem;
  background: rgba(8, 7, 6, 0.94);
}

.untiying-grid article > span {
  color: var(--gold);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.8rem;
  font-weight: 800;
}

.untiying-grid article > strong {
  overflow-wrap: normal;
  font-size: clamp(1rem, 1.35vw, 1.28rem);
  line-height: 1;
  text-transform: uppercase;
  word-break: keep-all;
}

.untiying-grid p {
  margin: 0;
  color: rgba(247, 238, 213, 0.73);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.78rem;
  line-height: 1.42;
  text-transform: uppercase;
}

.untiying-grid p strong,
.untiying-grid p span {
  display: block;
}

.untiying-grid p strong {
  color: var(--paper);
  font-weight: 800;
}

.untiying-grid p span {
  margin-top: 0.28rem;
  color: rgba(242, 199, 96, 0.92);
  font-weight: 800;
}

.ou-final-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-top: clamp(2rem, 5vw, 4rem);
  padding-top: clamp(1.5rem, 4vw, 3rem);
  border-top: 1px solid rgba(214, 162, 54, 0.38);
}

.ou-final-cta h2 {
  max-width: 15ch;
}

.secret-section,
.newsletter-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-top: 1px solid var(--line);
}

.secret-section {
  background:
    linear-gradient(90deg, rgba(9, 8, 7, 0.9), rgba(8, 5, 5, 0.78)),
    url("assets/mc-iartol-red-tile.png") left top / 6.25rem 6.25rem repeat,
    #0d0d0c;
}

.newsletter-section {
  background: var(--paper);
  color: var(--ink);
}

.newsletter-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(34rem, 58rem);
}

.newsletter-section .kicker {
  color: var(--wine);
}

.newsletter-section h2 {
  color: var(--ink);
  max-width: 56rem;
}

.form-note {
  margin: 0.75rem 0 0;
  color: rgba(6, 5, 5, 0.64);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.95rem;
  line-height: 1.5;
}

.newsletter-fallback {
  grid-column: 2;
  justify-self: end;
}

.newsletter-fallback a {
  color: var(--wine);
  font-weight: 800;
}

form {
  width: min(100%, 34rem);
}

.newsletter-embed {
  display: grid;
  justify-items: stretch;
  justify-self: end;
  width: min(100%, 58rem);
}

.newsletter-embed > *,
.newsletter-embed iframe {
  width: 100% !important;
  max-width: 100% !important;
}

.newsletter-embed > a {
  width: fit-content;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
}

input {
  flex: 1 1 14rem;
  min-height: 3rem;
  min-width: 0;
  border: 1px solid rgba(6, 5, 5, 0.25);
  border-radius: 4px;
  padding: 0.85rem 1rem;
  background: white;
  color: #111;
  font: 1rem Arial, Helvetica, sans-serif;
}

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 2rem clamp(1rem, 5vw, 5rem);
  background: #020202;
  color: rgba(247, 238, 213, 0.78);
  font-family: Arial, Helvetica, sans-serif;
}

footer img {
  width: min(48vw, 18rem);
  height: auto;
  object-fit: contain;
}

footer a {
  color: var(--amber);
}

@media (max-width: 920px) {
  .site-header,
  .secret-section,
  .newsletter-section,
  footer {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .newsletter-section {
    grid-template-columns: minmax(0, 1fr);
    justify-items: center;
    text-align: center;
  }

  .newsletter-embed,
  .newsletter-fallback {
    grid-column: 1;
    justify-self: center;
    width: min(100%, 34rem);
  }

  .hero {
    min-height: auto;
  }

  .hero-inner,
  .market-layout,
  .order-section,
  .degree-feature,
  .catalog-lanes,
  .title-matrix,
  .secondary-series article,
  .link-policy {
    grid-template-columns: 1fr;
  }

  .quick-paths,
  .series-grid,
  .degree-map,
  .feature-cover-row,
  .untiying-grid {
    grid-template-columns: 1fr;
  }

  .featured-book {
    grid-column: span 1;
    grid-row: span 1;
  }

  .series-card,
  .series-card.large {
    min-height: clamp(21rem, 78vw, 36rem);
  }

  .degree-map div {
    min-height: 12rem;
  }

  .ou-final-cta,
  .shelf-cta {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .site-header {
    position: static;
    align-items: center;
    text-align: center;
  }

  .brand {
    justify-content: center;
  }

  nav {
    justify-content: center;
  }

  .newsletter-section {
    padding-inline: 1rem;
  }

  .newsletter-embed {
    overflow: hidden;
    width: 100%;
  }

  .brand span {
    font-size: 1rem;
  }

  h1 {
    font-size: clamp(2.25rem, 11vw, 4.2rem);
  }

  .button,
  button {
    width: 100%;
  }

  .hero-emblem img {
    width: 100%;
  }

  .product-list a {
    align-items: flex-start;
    flex-direction: column;
  }

  .cover-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ou-offer {
    grid-template-columns: 1fr;
  }
}

.shelf-lab-page {
  --lab-spine-width: 44px;
  --lab-spine-gap: 0px;
  --book-height-unit: 3rem;
}

.shelf-lab-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 32rem);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
  padding: clamp(5rem, 9vw, 9rem) clamp(1rem, 5vw, 5rem) clamp(3rem, 6vw, 6rem);
  border-bottom: 1px solid rgba(214, 162, 54, 0.28);
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.84), rgba(0, 0, 0, 0.42)),
    url("assets/mc-iartol-red-tile.png") repeat;
}

.shelf-lab-hero .hero-title {
  max-width: 15ch;
}

.lab-note {
  padding: 1.25rem;
  border: 1px solid rgba(214, 162, 54, 0.4);
  background: rgba(0, 0, 0, 0.42);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
  font-family: Arial, Helvetica, sans-serif;
}

.lab-note strong {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--amber);
  text-transform: uppercase;
}

.lab-note p {
  margin: 0;
  color: rgba(247, 238, 213, 0.78);
  line-height: 1.5;
}

.spine-lab-controls {
  position: sticky;
  top: 4.25rem;
  z-index: 8;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 5vw, 5rem);
  border-bottom: 1px solid rgba(214, 162, 54, 0.28);
  background: rgba(4, 4, 4, 0.88);
  backdrop-filter: blur(16px);
}

.segmented-control {
  display: inline-flex;
  gap: 0.25rem;
  padding: 0.25rem;
  border: 1px solid rgba(214, 162, 54, 0.36);
  background: rgba(0, 0, 0, 0.54);
}

.segmented-control button {
  min-height: 2.4rem;
  padding: 0.6rem 0.85rem;
  border: 0;
  background: transparent;
  box-shadow: none;
  color: rgba(247, 238, 213, 0.72);
}

.segmented-control button.active {
  background: var(--red);
  color: white;
}

.range-control {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0;
  color: rgba(247, 238, 213, 0.78);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
}

.range-control input {
  flex: 0 0 10rem;
  min-height: 0;
  padding: 0;
}

.interactive-shelf-section {
  --book-height-inches: 8.5;
  --lab-book-height: calc(var(--book-height-inches) * var(--book-height-unit));
  display: none;
  padding: clamp(3rem, 6vw, 6rem) clamp(1rem, 5vw, 5rem);
  background:
    radial-gradient(circle at 20% 10%, rgba(195, 36, 30, 0.18), transparent 32rem),
    linear-gradient(180deg, #080806, #11100b 58%, #050505);
}

.book-height-85 {
  --book-height-inches: 8.5;
}

.book-height-9 {
  --book-height-inches: 9;
}

.book-height-10 {
  --book-height-inches: 10;
}

.interactive-shelf-section.active {
  display: block;
}

.spine-stage {
  position: relative;
  overflow: hidden;
  margin-top: clamp(2rem, 4vw, 4rem);
  border: 1px solid rgba(214, 162, 54, 0.34);
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.72), rgba(0, 0, 0, 0.18), rgba(0, 0, 0, 0.72)),
    radial-gradient(circle at 50% 0%, rgba(247, 238, 213, 0.18), transparent 28rem),
    #080604;
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.46);
}

.spine-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.5), transparent 6rem, transparent calc(100% - 6rem), rgba(0, 0, 0, 0.5)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 28%, rgba(0, 0, 0, 0.24));
  z-index: 2;
}

.shelf-rail {
  position: relative;
  z-index: 3;
  height: clamp(0.8rem, 2vw, 1.4rem);
  background:
    linear-gradient(90deg, rgba(81, 42, 12, 0.95), rgba(219, 158, 54, 0.9), rgba(83, 39, 11, 0.95)),
    repeating-linear-gradient(90deg, rgba(0, 0, 0, 0.2) 0 2px, transparent 2px 12px);
  box-shadow: inset 0 1px rgba(255, 246, 196, 0.45), 0 8px 24px rgba(0, 0, 0, 0.48);
}

.shelf-rail.bottom {
  box-shadow: inset 0 -1px rgba(255, 246, 196, 0.3), 0 -10px 24px rgba(0, 0, 0, 0.42);
}

.spine-scroll {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: stretch;
  gap: var(--lab-spine-gap);
  min-height: calc(var(--lab-book-height) + 3rem);
  overflow-x: auto;
  overflow-y: hidden;
  padding: clamp(1rem, 2vw, 1.7rem) clamp(1rem, 3vw, 2.2rem);
  scrollbar-color: var(--gold) rgba(0, 0, 0, 0.5);
}

.bookended-shelf {
  position: relative;
  z-index: 1;
  display: block;
  min-height: calc(var(--lab-book-height) + 3rem);
  overflow-x: auto;
  overflow-y: hidden;
  padding: clamp(0.7rem, 1.6vw, 1.25rem) clamp(1rem, 3vw, 2.2rem);
  scrollbar-color: var(--gold) rgba(0, 0, 0, 0.5);
}

.bookended-strip {
  display: inline-grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  width: fit-content;
  min-width: fit-content;
  align-items: flex-end;
  column-gap: 0;
  min-height: calc(var(--lab-book-height) + 3rem);
  white-space: nowrap;
}

.major-stage .spine-scroll {
  flex: 0 0 auto;
  width: max-content;
  min-height: var(--lab-book-height);
  overflow: visible;
  padding: 0;
}

.erss-stage .spine-scroll {
  flex: 0 0 auto;
  width: max-content;
  min-height: var(--lab-book-height);
  overflow: visible;
  padding: 0;
}

.abydos-stage .spine-scroll {
  flex: 0 0 auto;
  width: max-content;
  min-height: var(--lab-book-height);
  overflow: visible;
  padding: 0;
}

.linguistics-stage .spine-scroll {
  flex: 0 0 auto;
  width: max-content;
  min-height: var(--lab-book-height);
  overflow: visible;
  padding: 0;
}

.bookended-strip .spine-scroll {
  flex: 1 1 auto;
  width: max-content;
  min-width: max-content;
  overflow: visible;
  padding: 0;
}

.shelf-bookend {
  flex: 0 0 auto;
  align-self: flex-end;
  height: var(--lab-book-height);
  width: auto;
  max-width: min(26vw, 13rem);
  object-fit: contain;
  object-position: bottom center;
  pointer-events: none;
  filter: drop-shadow(0 1.2rem 1.1rem rgba(0, 0, 0, 0.55));
  transform-origin: bottom center;
}

.shelf-bookend.left {
  transform: scaleX(-1);
  margin-right: -1px;
}

.shelf-bookend.right {
  margin-left: -1px;
}

.linguistics-bookend {
  height: var(--lab-book-height);
  max-width: min(30vw, 15.5rem);
}

.linguistics-bookend.left {
  transform: none;
}

.linguistics-bookend.right {
  transform: none;
}

.shelf-wall-page {
  --lab-spine-width: 44px;
  --lab-spine-gap: 0px;
  --book-height-unit: 1.35rem;
  background: #050505;
}

.shelf-wall {
  padding: clamp(1rem, 2vw, 2rem) 0 clamp(3rem, 5vw, 5rem);
}

.shelf-wall-row {
  --book-height-inches: 8.5;
  --lab-book-height: calc(var(--book-height-inches) * var(--book-height-unit));
  padding: 0;
  background: #050505;
}

.shelf-wall-row.book-height-85 {
  --book-height-inches: 8.5;
}

.shelf-wall-row.book-height-9 {
  --book-height-inches: 9;
}

.shelf-wall-row.book-height-10 {
  --book-height-inches: 10;
}

.shelf-wall-row .spine-stage {
  margin: 0;
  border-left: 0;
  border-right: 0;
  box-shadow: none;
}

.shelf-wall-row + .shelf-wall-row .spine-stage {
  border-top: 0;
}

.shelf-wall-combo {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.55fr);
}

.shelf-wall-combo .spine-stage {
  border-right: 1px solid rgba(214, 162, 54, 0.34);
}

.empty-shelf {
  min-height: calc(var(--lab-book-height) + 3rem);
}

.erss-bookend {
  height: var(--lab-book-height);
  max-width: min(30vw, 15.5rem);
}

.abydos-bookend {
  height: var(--lab-book-height);
  max-width: min(30vw, 15.5rem);
}

.spine-book {
  position: relative;
  flex: 0 0 calc(var(--lab-spine-width) * var(--spine-width-factor, 1));
  width: calc(var(--lab-spine-width) * var(--spine-width-factor, 1));
  min-height: var(--lab-book-height);
  min-width: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.1), transparent 18%, rgba(0, 0, 0, 0.24) 78%, rgba(255, 255, 255, 0.12)),
    hsl(var(--spine-hue) 34% 22%);
  box-shadow:
    inset 1px 0 rgba(255, 255, 255, 0.18),
    inset -1px 0 rgba(0, 0, 0, 0.56),
    0 18px 18px rgba(0, 0, 0, 0.34);
  transform-origin: bottom center;
  transition: flex-basis 180ms ease, transform 180ms ease, filter 180ms ease, box-shadow 180ms ease;
}

.spine-book:hover,
.spine-book:focus-visible,
.spine-book.selected {
  z-index: 4;
  flex-basis: calc((var(--lab-spine-width) * var(--spine-width-factor, 1)) + 18px);
  transform: translateY(-0.65rem);
  filter: saturate(1.15) brightness(1.12);
  box-shadow:
    inset 1px 0 rgba(255, 255, 255, 0.28),
    inset -1px 0 rgba(0, 0, 0, 0.65),
    0 0 0 1px rgba(242, 199, 96, 0.5),
    0 24px 32px rgba(0, 0, 0, 0.56);
}

.spine-book:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.spine-book.true-spine {
  flex: 0 0 auto;
  width: fit-content;
  min-height: 0;
}

.spine-book.true-spine:hover,
.spine-book.true-spine:focus-visible,
.spine-book.true-spine.selected {
  flex-basis: auto;
  transform: translateY(-0.65rem) scale(1.04);
}

.spine-art {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.35), transparent 42%, rgba(0, 0, 0, 0.48)),
    var(--spine-art) center / cover no-repeat;
  overflow: hidden;
}

.spine-book.true-spine .spine-art {
  position: relative;
  inset: auto;
  display: block;
  width: fit-content;
  height: var(--lab-book-height);
  background: none;
}

.true-spine-scroll .spine-art {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.06), transparent 16%, rgba(0, 0, 0, 0.18) 82%, rgba(255, 255, 255, 0.08)),
    var(--spine-art) center / cover no-repeat;
}

.true-spine-scroll .spine-book.true-spine .spine-art {
  background: none;
}

.spine-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.spine-book.true-spine .spine-image {
  position: relative;
  display: block;
  width: auto;
  height: var(--lab-book-height);
  object-fit: contain;
}

.spine-art::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.35), transparent 42%, rgba(0, 0, 0, 0.48));
  pointer-events: none;
}

.true-spine-scroll .spine-art::after {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.06), transparent 16%, rgba(0, 0, 0, 0.18) 82%, rgba(255, 255, 255, 0.08));
}

.spine-book.true-spine .spine-title,
.spine-book.true-spine .spine-number {
  opacity: 0;
}

.spine-book.planned .spine-art {
  background:
    repeating-linear-gradient(180deg, rgba(247, 238, 213, 0.12) 0 1px, transparent 1px 12px),
    linear-gradient(120deg, hsl(var(--spine-hue) 42% 22%), rgba(6, 5, 5, 0.94));
  opacity: 0.55;
}

.spine-book.planned .spine-image {
  display: none;
}

.spine-book.planned {
  filter: grayscale(0.35);
}

.spine-title {
  position: absolute;
  left: 50%;
  top: 1.2rem;
  width: max-content;
  max-width: 16rem;
  color: white;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0;
  line-height: 1;
  text-transform: uppercase;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.82);
  transform: translateX(-50%) rotate(90deg);
  transform-origin: center;
  white-space: nowrap;
}

.spine-number {
  position: absolute;
  left: 50%;
  bottom: 0.6rem;
  transform: translateX(-50%);
  color: var(--amber);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.76rem;
  font-weight: 900;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.9);
}

.shelf-detail-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: end;
  padding: clamp(2rem, 4vw, 4rem) clamp(1rem, 5vw, 5rem);
  border-top: 1px solid rgba(214, 162, 54, 0.34);
  background: #050505;
}

.shelf-detail-panel h2 {
  max-width: 62rem;
}

.shelf-detail-panel p:last-child {
  max-width: 56rem;
  color: rgba(247, 238, 213, 0.74);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
}

.button.disabled {
  pointer-events: none;
  opacity: 0.5;
}

@media (max-width: 920px) {
  .shelf-lab-hero,
  .shelf-detail-panel {
    grid-template-columns: 1fr;
  }

  .spine-lab-controls {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .shelf-lab-page {
    --lab-spine-width: 28px;
  }

  .range-control {
    width: 100%;
  }

  .range-control input {
    flex: 1 1 auto;
  }
}