/* Shared site navigation. Load after page styles; all rules stay scoped. */
.site-header *, .site-footer *, .site-section-nav *, .site-card-grid *, .site-intro * {
  box-sizing: border-box;
}
.site-header,
.site-section-nav,
.site-utility-links,
.site-footer,
.site-intro,
.site-card-grid,
.site-breadcrumbs {
  --site-ink: #edf0e8;
  --site-muted: #a6bcc0;
  --site-gold: #ecd5a4;
  --site-line: #35505a;
  --site-focus: #95e2ca;
  box-sizing: border-box;
}

header.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: 24px;
  width: 100%;
  min-width: 0;
  margin: 0;
  padding: 18px max(24px, calc((100vw - 1260px) / 2));
  border: 0;
  border-bottom: 1px solid #d9bd8038;
  border-radius: 0;
  background: linear-gradient(120deg, #112730, #101d24);
  color: var(--site-ink);
  font-family: system-ui, sans-serif;
  box-shadow: 0 8px 28px #0002;
  backdrop-filter: none;
}

.site-header a.site-brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 11px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--site-gold);
  font-size: 18px;
  font-weight: 750;
  line-height: 1.2;
  letter-spacing: 2px;
  text-decoration: none;
}

.site-header .site-brand > span {
  margin: 0;
}

.site-header .site-mark {
  display: grid;
  place-items: center;
  width: 37px;
  height: 39px;
  border: 1px solid #d9bd8070;
  border-radius: 9px;
  background: #d9bd800c;
  font: 27px/1 Georgia, serif;
  letter-spacing: 0;
}

.site-header .site-brand small {
  display: block;
  margin: 5px 0 0;
  color: var(--site-muted);
  font-size: 9px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: 2px;
}

.site-header nav.site-primary {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: nowrap;
  gap: 5px;
  width: auto;
  min-width: 0;
  margin: 0;
  padding: 0;
  overflow: visible;
  white-space: normal;
  font-size: 14px;
}

.site-header .site-primary a {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  min-height: 44px;
  margin: 0;
  padding: 10px 19px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--site-muted);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0;
  text-decoration: none;
  white-space: nowrap;
}

.site-header .site-primary a:hover {
  border-color: #d9bd8040;
  background: #213a43;
  color: var(--site-ink);
  text-decoration: none;
}

.site-header .site-primary a.site-map-link {
  border-color: #d9bd8060;
  background: #d9bd8010;
  color: var(--site-gold);
}

.site-header .site-primary a[aria-current="page"] {
  border-color: #d9bd8050;
  background: #d9bd8018;
  color: var(--site-gold);
}

.site-header .site-primary a[aria-current="page"]::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 19px;
  right: 19px;
  height: 2px;
  border-radius: 2px;
  background: var(--site-gold);
}

nav.site-section-nav,
.site-section-nav {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 8px;
  width: 100%;
  min-width: 0;
  margin: 24px 0;
  padding: 0;
  overflow: visible;
  white-space: normal;
}

.site-section-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  min-height: 44px;
  margin: 0;
  padding: 10px 15px;
  border: 1px solid var(--site-line);
  border-radius: 8px;
  background: #13272f;
  color: var(--site-muted);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
  text-decoration: none;
  white-space: normal;
}

.site-section-nav a:hover,
.site-section-nav a[aria-current="page"] {
  border-color: #d9bd8070;
  background: #25414a;
  color: var(--site-gold);
  text-decoration: none;
}

nav.site-utility-links,
.site-utility-links,
nav.site-breadcrumbs,
.site-breadcrumbs {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 6px 20px;
  width: auto;
  min-width: 0;
  padding: 0;
  overflow: visible;
  white-space: normal;
  font-size: 13px;
  line-height: 1.6;
}

.site-utility-links {
  margin: 26px 0 0;
}

.site-breadcrumbs {
  margin: 0 0 18px;
  color: var(--site-muted);
}

.site-utility-links a,
.site-breadcrumbs a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 3px;
  background: transparent;
  color: var(--site-gold);
  font-size: inherit;
  text-decoration: underline;
  text-underline-offset: 4px;
}

footer.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin: 0;
  padding: 20px max(24px, calc((100vw - 1260px) / 2));
  border: 0;
  border-top: 1px solid var(--site-line);
  background: #0c181e;
  color: var(--site-muted);
  font: 12px/1.6 system-ui, sans-serif;
}

.site-footer p {
  margin: 0;
  color: inherit;
}

.site-footer a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0;
  color: var(--site-gold);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.site-intro {
  position: relative;
  margin: 0 0 26px;
  padding: clamp(22px, 3vw, 36px);
  border: 1px solid #d9bd8038;
  border-radius: 16px;
  background: linear-gradient(125deg, #19343e, #11242c);
  color: var(--site-ink);
}

.site-intro h1 {
  max-width: 920px;
  margin: 8px 0 12px;
  color: #f3e4c7;
  font: 400 clamp(30px, 4vw, 48px)/1.15 Georgia, serif;
  overflow-wrap: anywhere;
}

.site-intro p {
  max-width: 760px;
  margin: 10px 0 0;
  color: var(--site-muted);
  font-size: 15px;
  line-height: 1.7;
}

.site-intro .eyebrow,
.site-intro .site-eyebrow {
  color: var(--site-gold);
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 2px;
}

.site-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr));
  gap: 18px;
  margin: 22px 0;
}

.site-card-grid .site-card,
.site-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  min-width: 0;
  margin: 0;
  padding: 24px;
  border: 1px solid #35505a;
  border-radius: 13px;
  background: linear-gradient(145deg, #172f38, #11242c);
  color: #edf0e8;
  line-height: 1.6;
  text-decoration: none;
  overflow-wrap: anywhere;
}

a.site-card:hover {
  border-color: #d9bd8080;
  background: linear-gradient(145deg, #1d3a45, #152b34);
  text-decoration: none;
}

.site-card h2,
.site-card h3,
.site-card strong {
  margin: 0;
  color: #ecd5a4;
  font-size: 23px;
  font-weight: 600;
  line-height: 1.3;
}

.site-card p {
  margin: 0;
  color: #b6c8cc;
  font-size: 14px;
  line-height: 1.65;
}

.site-card .site-card-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  margin-top: auto;
  padding-top: 8px;
  color: #ecd5a4;
  font-size: 13px;
  font-weight: 600;
}

.site-header a:focus-visible,
.site-section-nav a:focus-visible,
.site-utility-links a:focus-visible,
.site-breadcrumbs a:focus-visible,
.site-footer a:focus-visible,
.site-card:focus-visible,
.site-card a:focus-visible {
  outline: 3px solid #95e2ca;
  outline-offset: 4px;
}

/* World-viewer shell stays inside its existing controls bar. */
header.site-header.site-header--explorer {
  flex: 0 1 auto;
  gap: 14px;
  width: auto;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.site-header--explorer a.site-brand {
  font-size: 15px;
  letter-spacing: 1.5px;
}

.site-header--explorer .site-brand small {
  font-size: 8px;
  letter-spacing: 1.3px;
}

.site-header--explorer .site-mark {
  width: 31px;
  height: 34px;
  font-size: 24px;
}

.site-header--explorer .site-primary a {
  min-height: 38px;
  padding: 8px 11px;
  font-size: 12px;
}

.site-header--explorer .site-primary a[aria-current="page"]::after {
  left: 11px;
  right: 11px;
}

@media (max-width: 720px) {
  header.site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
    padding: calc(15px + env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) 14px max(16px, env(safe-area-inset-left));
  }

  .site-header a.site-brand {
    font-size: 17px;
  }

  .site-header nav.site-primary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
    width: 100%;
  }

  .site-header .site-primary a {
    min-width: 0;
    min-height: 44px;
    padding: 10px 8px;
    font-size: 13px;
  }

  .site-header .site-primary a[aria-current="page"]::after {
    left: 16px;
    right: 16px;
  }

  .site-section-nav {
    gap: 7px;
    margin: 20px 0;
  }

  .site-section-nav a {
    padding: 9px 12px;
    font-size: 12px;
  }

  .site-intro {
    padding: 22px 20px;
    border-radius: 12px;
  }

  .site-card-grid {
    gap: 12px;
  }

  .site-card {
    padding: 21px;
  }

  footer.site-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
    padding: 18px 16px calc(18px + env(safe-area-inset-bottom));
  }

  header.site-header.site-header--explorer {
    align-items: center;
    flex-direction: row;
    flex: 1 0 100%;
    gap: 8px;
    width: 100%;
    padding: 0;
  }

  .site-header--explorer a.site-brand {
    gap: 7px;
    font-size: 13px;
  }

  .site-header--explorer .site-brand small {
    font-size: 7px;
    letter-spacing: 1px;
  }

  .site-header--explorer nav.site-primary {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    flex: 1 1 auto;
    gap: 4px;
    width: auto;
  }

  .site-header--explorer .site-primary a {
    min-height: 44px;
    padding: 9px 7px;
    font-size: 12px;
  }
}

@media (max-width: 460px) {
  .site-header--explorer .site-brand > span:not(.site-mark) {
    display: none;
  }
}