:root {
  --ink: #f3ead4;
  --ink-soft: #d8c8a4;
  --muted: #a99773;
  --gold: #c5a35b;
  --gold-strong: #e2c16f;
  --forest-950: #050806;
  --forest-900: #08100c;
  --forest-800: #0d1c14;
  --forest-700: #14291d;
  --charcoal: #121312;
  --parchment: #efe2c0;
  --line: rgba(226, 193, 111, 0.22);
  --line-soft: rgba(243, 234, 212, 0.12);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --max: 1180px;
  --serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--forest-950);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.site-shell {
  min-height: 100vh;
  overflow-x: clip;
  background:
    radial-gradient(circle at 18% 10%, rgba(197, 163, 91, 0.12), transparent 28rem),
    radial-gradient(circle at 78% 6%, rgba(51, 89, 61, 0.22), transparent 30rem),
    linear-gradient(180deg, #030503 0%, #08100c 44%, #050806 100%);
}

.container {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  border-bottom: 1px solid rgba(226, 193, 111, 0.16);
  background: rgba(5, 8, 6, 0.68);
  backdrop-filter: blur(18px);
}

.back-to-top {
  position: fixed;
  right: max(18px, env(safe-area-inset-right));
  bottom: max(18px, env(safe-area-inset-bottom));
  z-index: 35;
  width: 50px;
  height: 50px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  background: rgba(8, 16, 12, 0.94);
  color: var(--gold-strong);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
  font: 700 1.5rem var(--sans);
  cursor: pointer;
}

.back-to-top::before {
  content: "\2191";
}

.back-to-top[hidden] {
  display: none;
}

.back-to-top:hover,
.back-to-top:focus-visible {
  border-color: var(--ink);
  background: var(--forest-700);
  outline-offset: 3px;
}

.nav-wrap {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  letter-spacing: 0;
  text-transform: uppercase;
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}

.brand-mark {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
}

.brand:hover .brand-name,
.brand:focus-visible .brand-name {
  color: var(--gold-strong);
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 0.78rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.primary-nav a,
.footer-nav a {
  color: var(--ink-soft);
  text-decoration: none;
}

.primary-nav a:hover,
.primary-nav a:focus-visible,
.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: var(--gold-strong);
}

.nav-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--gold);
  color: var(--ink);
  text-decoration: none;
  background: rgba(197, 163, 91, 0.08);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 700;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.btn:hover,
.nav-cta:hover {
  transform: translateY(-2px);
  background: rgba(197, 163, 91, 0.16);
  border-color: var(--gold-strong);
}

.btn.secondary {
  border-color: rgba(243, 234, 212, 0.28);
  color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.03);
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
  font-size: 1.25rem;
}

.hero {
  min-height: 100svh;
  display: grid;
  align-items: end;
  position: relative;
  isolation: isolate;
  padding: 132px 0 72px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -12% 0;
  z-index: -4;
  background: var(--hero-image) center / cover no-repeat;
  transform: translate3d(0, var(--hero-bg-shift, 0px), 0) scale(1.04);
  filter: saturate(0.86) contrast(1.08);
}

.hero-video {
  position: absolute;
  inset: -12% 0;
  z-index: -3;
  width: 100%;
  height: 124%;
  object-fit: cover;
  pointer-events: none;
  opacity: 0;
  transform: translate3d(0, var(--hero-bg-shift, 0px), 0) scale(1.04);
  filter: saturate(0.86) contrast(1.08);
  transition: opacity 600ms ease;
}

.hero-video.is-ready {
  opacity: 1;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(3, 5, 3, 0.88) 0%, rgba(3, 5, 3, 0.55) 44%, rgba(3, 5, 3, 0.15) 100%),
    linear-gradient(180deg, rgba(3, 5, 3, 0.28) 0%, rgba(3, 5, 3, 0.2) 52%, #050806 100%);
}

.mist {
  position: absolute;
  inset: auto -10% 0;
  height: 42%;
  z-index: -1;
  background:
    radial-gradient(ellipse at 20% 80%, rgba(216, 200, 164, 0.16), transparent 32%),
    radial-gradient(ellipse at 58% 76%, rgba(216, 200, 164, 0.13), transparent 30%),
    radial-gradient(ellipse at 84% 72%, rgba(216, 200, 164, 0.12), transparent 31%);
  filter: blur(16px);
  transform: translate3d(0, var(--hero-mist-shift, 0px), 0);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold-strong);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 800;
  font-size: 0.76rem;
}

h1,
h2,
h3 {
  font-family: var(--serif);
  line-height: 1.02;
  font-weight: 650;
  margin: 0;
  letter-spacing: 0;
  text-wrap: balance;
}

h1 {
  font-size: clamp(4.8rem, 14vw, 12rem);
  max-width: 980px;
}

h2 {
  font-size: clamp(2.7rem, 5.8vw, 5.3rem);
  max-width: 920px;
}

h3 {
  font-size: clamp(1.55rem, 2.5vw, 2.3rem);
}

.hero-copy {
  max-width: 760px;
}

.hero-copy-motion {
  transform: translate3d(0, var(--hero-copy-shift, 0px), 0);
  opacity: var(--hero-copy-opacity, 1);
}

.hero .scroll-cue {
  opacity: var(--hero-cue-opacity, 1);
}

.hero-copy .lede {
  max-width: 650px;
  margin: 20px 0 30px;
  color: var(--ink-soft);
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2.6vw, 2.35rem);
  line-height: 1.14;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.scroll-cue {
  position: absolute;
  right: 28px;
  bottom: 28px;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

.section {
  padding: 108px 0;
  position: relative;
}

.section.tight {
  padding: 76px 0;
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 1fr);
  gap: clamp(32px, 7vw, 96px);
  align-items: start;
}

.section-grid h2 {
  font-size: clamp(2.8rem, 4.5vw, 4.2rem);
  line-height: 1.02;
}

.copy-block {
  color: var(--ink-soft);
  font-size: 1.06rem;
}

.copy-block p {
  margin: 0 0 18px;
}

.panel {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(239, 226, 192, 0.07), rgba(12, 25, 18, 0.76));
  box-shadow: var(--shadow);
}

.manuscript {
  padding: clamp(24px, 4vw, 42px);
  color: var(--forest-950);
  background:
    linear-gradient(rgba(239, 226, 192, 0.88), rgba(216, 200, 164, 0.8)),
    radial-gradient(circle at 20% 18%, rgba(197, 163, 91, 0.22), transparent 24rem);
}

.manuscript p,
.manuscript li {
  color: #2a261d;
}

.route-hero {
  min-height: 54vh;
  padding: 150px 0 70px;
  display: grid;
  align-items: end;
  background:
    linear-gradient(90deg, rgba(5, 8, 6, 0.94), rgba(5, 8, 6, 0.58)),
    var(--hero-image) center / cover;
  border-bottom: 1px solid var(--line);
}

.route-hero h1 {
  font-size: clamp(3.8rem, 9vw, 7.2rem);
}

.route-hero p {
  max-width: 720px;
  color: var(--ink-soft);
  font-size: 1.15rem;
}

.book-stage {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: clamp(30px, 6vw, 76px);
  align-items: center;
  padding: clamp(26px, 5vw, 52px);
}

.book-stage h2 {
  font-size: clamp(2.7rem, 3.8vw, 3.8rem);
  line-height: 1.03;
}

.book-art {
  margin: 0;
  text-align: center;
}

.book-art img {
  width: min(100%, 440px);
  height: auto;
  margin: 0 auto;
}

.map-reader figcaption {
  color: var(--muted);
  font-size: 0.83rem;
  line-height: 1.5;
}

.region-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.region-card {
  min-height: 360px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  text-decoration: none;
  color: var(--ink);
  display: flex;
  align-items: end;
  isolation: isolate;
  background: var(--forest-800);
}

.region-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image: var(--region-image);
  background-size: 400% 100%;
  background-position: var(--region-pos, 0% 0%);
  transition: transform 700ms ease;
}

.region-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(5, 8, 6, 0.08), rgba(5, 8, 6, 0.88));
}

.region-card:hover::before,
.region-card:focus-visible::before {
  transform: scale(1.08);
}

.region-card div {
  padding: 24px;
}

.region-card p {
  margin: 10px 0 0;
  color: var(--ink-soft);
}

.split-band {
  border-block: 1px solid var(--line);
  background:
    linear-gradient(120deg, rgba(197, 163, 91, 0.07), transparent 38%),
    linear-gradient(180deg, rgba(13, 28, 20, 0.7), rgba(5, 8, 6, 0.92));
}

.map-teaser {
  overflow: hidden;
}

.map-surface {
  display: block;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #07120d;
}

.map-surface::before {
  content: "";
  position: absolute;
  z-index: 0;
  inset: -24px;
  background: url('/assets/eriuntera-map-texture-v1.png') center / cover no-repeat;
  filter: brightness(0.72) saturate(0.82);
}

.map-surface::after {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 48%, rgba(3, 9, 6, 0.48) 100%);
}

.map-surface img {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: grayscale(1) brightness(0.6) contrast(4.9) sepia(1) saturate(1.8);
  mix-blend-mode: screen;
}

.map-preview img {
  transition: transform 500ms ease;
}

.map-preview:hover img,
.map-preview:focus-visible img {
  transform: scale(1.03);
}

.map-layout {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  align-items: start;
  gap: 22px;
  margin-top: 30px;
}

.map-view-switch {
  display: flex;
  flex-direction: column;
  gap: 7px;
  position: sticky;
  top: 94px;
}

.map-mode {
  flex: 0 0 auto;
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-soft);
  font: 700 0.76rem var(--sans);
  text-transform: uppercase;
  letter-spacing: 0;
  text-align: left;
  cursor: pointer;
}

.map-mode:hover,
.map-mode:focus-visible,
.map-mode[aria-pressed="true"] {
  border-color: var(--gold-strong);
  color: var(--ink);
  background: rgba(197, 163, 91, 0.12);
}

.map-reader {
  min-width: 0;
  margin: 0;
  scroll-margin-top: 96px;
}

.map-scroll {
  overflow: auto;
  border: 1px solid var(--line);
  background: var(--forest-900);
}

.map-reader figcaption {
  margin-top: 12px;
}

.map-reader figcaption a,
.region-map figcaption a {
  color: var(--gold-strong);
  text-underline-offset: 4px;
}

.region-map {
  margin: 0;
}

.region-map .map-sheet {
  width: 100%;
}

.region-map figcaption {
  margin-top: 12px;
  color: var(--ink-soft);
}

.retailer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.retailer-item {
  min-height: 120px;
  padding: 20px;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.035);
  text-decoration: none;
  transition: border-color 200ms ease, background 200ms ease;
}

a.retailer-item:hover,
a.retailer-item:focus-visible {
  border-color: var(--gold-strong);
  background: rgba(197, 163, 91, 0.1);
}

.retailer-item img {
  width: min(100%, 210px);
  max-height: 55px;
  object-fit: contain;
}

.search-box {
  width: 100%;
  min-height: 50px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
  padding: 0 16px;
  font: inherit;
}

.glossary-home-search {
  max-width: 760px;
}

.glossary-home-search-row {
  display: flex;
  gap: 10px;
  margin: 8px 0 14px;
}

.glossary-home-search-row .search-box {
  min-width: 0;
}

.glossary-home-search-row .btn {
  flex: 0 0 auto;
  cursor: pointer;
}

.text-link {
  color: var(--gold-strong);
  text-underline-offset: 4px;
}

.glossary-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.glossary-count {
  flex: 0 0 auto;
  margin: 0 0 7px;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.glossary-tools {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 22px 0 17px;
}

.glossary-tools .search-box {
  margin-top: 7px;
}

.alphabet {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  margin-top: 18px;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.letter-filter {
  flex: 0 0 auto;
  min-width: 42px;
  min-height: 42px;
  padding: 7px 10px;
  border: 1px solid var(--line-soft);
  background: transparent;
  color: var(--ink-soft);
  font: 600 0.85rem var(--sans);
  cursor: pointer;
}

.letter-filter.active,
.letter-filter:hover,
.letter-filter:focus-visible {
  border-color: var(--gold);
  color: var(--gold-strong);
  background: rgba(197, 163, 91, 0.09);
}

.glossary-list {
  max-width: 910px;
  margin: 20px auto 0;
}

.glossary-entry {
  padding: 19px 0 20px;
  border-bottom: 1px solid var(--line-soft);
  scroll-margin-top: 90px;
}

.glossary-entry[hidden],
.glossary-empty[hidden] {
  display: none;
}

.glossary-entry p {
  margin: 0;
  color: var(--ink-soft);
  overflow-wrap: anywhere;
}

.glossary-entry strong {
  color: var(--gold-strong);
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 700;
}

.entry-caveat {
  display: block;
  margin-top: 7px;
  color: var(--muted);
}

.glossary-empty {
  padding: 44px 0;
  text-align: center;
}

.glossary-empty .btn {
  cursor: pointer;
}

.two-up {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.content-card {
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
}

.content-card p {
  color: var(--ink-soft);
}

.site-footer {
  padding: 26px 0;
  border-top: 1px solid var(--line);
  background: #030503;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.5;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px 32px;
}

.footer-copyright {
  color: var(--muted);
  font: inherit;
  white-space: nowrap;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 22px;
  margin-left: auto;
  font: inherit;
}

.document-hero {
  padding: 152px 0 54px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(20, 41, 29, 0.68), transparent);
}

.document-hero h1 {
  font-size: clamp(3.4rem, 7vw, 6.4rem);
}

.document-hero p:last-child {
  max-width: 720px;
  color: var(--ink-soft);
}

.document-body {
  width: min(800px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 100px;
}

.draft-note {
  border-left: 2px solid var(--gold);
  padding: 16px 20px;
  background: rgba(197, 163, 91, 0.09);
  color: var(--ink-soft);
}

.document-section {
  padding: 28px 0;
  border-bottom: 1px solid var(--line-soft);
}

.document-section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

.document-section p,
.document-section li {
  max-width: 70ch;
  color: var(--ink-soft);
}

.document-section a {
  color: var(--gold-strong);
}

.error-page {
  min-height: calc(100svh - 78px);
  display: grid;
  align-items: center;
  padding: 150px 0 85px;
  background:
    linear-gradient(90deg, rgba(5, 8, 6, 0.96), rgba(5, 8, 6, 0.48)),
    url('/assets/eriuntera-hero-concept.png') center / cover;
}

.error-page h1 {
  max-width: 760px;
  font-size: clamp(4rem, 9vw, 7rem);
}

.error-page p:not(.eyebrow) {
  max-width: 540px;
  color: var(--ink-soft);
  font-size: 1.1rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 700ms ease, transform 700ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .hero-video {
    display: none;
  }

  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }
}

@media (max-width: 980px) {
  .menu-toggle {
    display: inline-grid;
    place-items: center;
  }

  .primary-nav {
    position: fixed;
    inset: 74px 0 auto;
    display: grid;
    gap: 0;
    padding: 16px;
    background: rgba(5, 8, 6, 0.96);
    border-bottom: 1px solid var(--line);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 200ms ease, opacity 200ms ease;
  }

  body.nav-open .primary-nav {
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }

  .primary-nav a,
  .primary-nav .nav-cta {
    padding: 15px 10px;
  }

  .section-grid,
  .book-stage {
    grid-template-columns: 1fr;
  }

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

  .map-reader .map-sheet,
  .region-map .map-sheet {
    width: 1100px;
  }
}

@media (max-width: 760px) {
  .map-layout {
    display: block;
  }

  .map-view-switch {
    flex-direction: row;
    gap: 8px;
    top: 74px;
    z-index: 30;
    overflow-x: auto;
    padding: 10px 0;
    border-bottom: 1px solid var(--line);
    background: rgba(8, 16, 12, 0.96);
    scrollbar-width: thin;
  }

  .map-mode {
    width: auto;
    padding: 10px 14px;
    text-align: center;
  }

  .map-reader {
    margin-top: 12px;
    scroll-margin-top: 150px;
  }
}

@media (max-width: 640px) {
  .footer-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .footer-nav {
    margin-left: 0;
  }

  .container {
    width: min(100% - 22px, var(--max));
  }

  .brand {
    gap: 8px;
    font-size: 1.17rem;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
  }

  .hero {
    min-height: 92svh;
    padding-bottom: 50px;
  }

  h1 {
    font-size: clamp(3.75rem, 20vw, 5.8rem);
  }

  .route-hero h1 {
    font-size: clamp(3.3rem, 12vw, 4.5rem);
  }

  .section-grid h2,
  .book-stage h2 {
    font-size: clamp(2.6rem, 10vw, 3.3rem);
  }

  .section {
    padding: 76px 0;
  }

  .glossary-heading {
    display: block;
  }

  .glossary-count {
    margin: 12px 0 0;
  }

  .glossary-home-search-row {
    flex-wrap: wrap;
  }

  .glossary-home-search-row .search-box {
    flex-basis: 100%;
  }

  .region-grid,
  .two-up,
  .retailer-grid {
    grid-template-columns: 1fr;
  }

  .region-card {
    min-height: 280px;
  }

  .scroll-cue {
    display: none;
  }
}