/* A visible glass masthead, transitioning into the existing compact island. */
.site-nav.nav-surface {
  --nav-fill: linear-gradient(125deg, #172b36ed, #111e2deb 62%, #152c35e8);
  --nav-line: #87b8c338;
  --nav-ink: #e0eeef;
  --nav-hover: #85dbc91a;
  --nav-accent: #8ae0cb;
  --nav-glint: #e1ffff1c;
  --nav-shadow: #00000035;
  color: var(--nav-ink);
}
:root[data-theme=light] .site-nav.nav-surface {
  --nav-fill: linear-gradient(125deg, #ffffffed, #f5fafce8 58%, #e9f4f4eb);
  --nav-line: #688e9c3d;
  --nav-ink: #2e505b;
  --nav-hover: #2aab9410;
  --nav-accent: #0d7d6b;
  --nav-glint: #ffffff;
  --nav-shadow: #24546b22;
}
.site-nav.nav-surface:not(.island) {
  top: 18px;
  height: 86px;
  width: calc(100% - 64px);
  max-width: 1500px;
  padding-inline: 26px;
  gap: 22px;
  border: 1px solid var(--nav-line);
  border-radius: 26px;
  background: var(--nav-fill);
  box-shadow: 0 14px 38px -16px var(--nav-shadow), inset 0 1px 0 var(--nav-glint), inset 0 -1px 0 #ffffff08;
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  backdrop-filter: blur(24px) saturate(140%);
}
.site-nav.nav-surface.island {
  background: var(--nav-fill);
  border-color: var(--nav-line);
}
.site-nav.nav-surface>a {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.site-nav.nav-surface nav {
  --nav-item-gap: 6px;
  gap: var(--nav-item-gap);
  color: var(--nav-ink);
  font-size: 15px;
  font-weight: 700;
}
.site-nav.nav-surface:has(.customer-actions) nav {
  gap: var(--nav-item-gap);
}
.site-nav.nav-surface nav>a,
.site-nav.nav-surface nav>button,
.site-nav.nav-surface nav .trade-nav-trigger {
  position: relative;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 12px;
  gap: 7px;
  border: 1px solid transparent;
  border-radius: 12px;
  color: var(--nav-ink);
  font-weight: 700;
  background: transparent;
  transition: color .2s, background-color .2s, border-color .2s;
}
/* Place the dividers in the gaps so labels and hover targets keep their space. */
.site-nav.nav-surface nav>:is(a,button)~:is(a,button)::before {
  content: '';
  position: absolute;
  inset-inline-start: calc(var(--nav-item-gap) / -2 - 1px);
  top: 50%;
  width: 1px;
  height: 22px;
  transform: translateY(-50%);
  background: linear-gradient(transparent, var(--nav-line) 22%, var(--nav-line) 78%, transparent);
  pointer-events: none;
}
.site-nav.nav-surface .nav-actions :is(.login,.app-button) {
  font-weight: 700;
}
.site-nav.nav-surface nav>a:hover,
.site-nav.nav-surface nav>button:hover,
.site-nav.nav-surface nav .trade-nav-trigger:is(:hover, [data-popup-open]) {
  color: var(--nav-accent);
  background: var(--nav-hover);
  border-color: color-mix(in srgb, var(--nav-accent) 15%, transparent);
}
.site-nav.nav-surface nav :is(a,button):focus-visible {
  outline: 2px solid var(--nav-accent);
  outline-offset: 2px;
}
.site-nav.nav-surface .nav-actions {
  flex-shrink: 0;
  border-inline-start: 1px solid var(--nav-line);
  padding-inline-start: 18px;
}
.site-nav.nav-surface .mobile-menu {
  min-width: 36px;
  min-height: 36px;
  border-radius: 12px;
  color: var(--nav-ink);
}
.site-nav.nav-surface .mobile-menu:hover {
  background: var(--nav-hover);
}

/* Keep the orbit caption below the masthead, including on shorter screens. */
.hero .orbit-field {
  top: max(198px, 21%);
}
.hero .orbit-caption {
  gap: 12px;
  line-height: 1.7;
}
.hero .hero-asset-caption {
  min-height: 36px;
  padding-inline: 18px;
}
@media (min-width: 761px) and (max-height: 820px) {
  .hero .hero-copy { padding-top: 185px; }
}

@media (min-width: 1001px) and (max-width: 1200px) {
  .site-nav.nav-surface:not(.island) {
    width: calc(100% - 40px);
    padding-inline: 18px;
    gap: 12px;
  }
  .site-nav.nav-surface nav { --nav-item-gap: 2px; font-size: 14px; }
  .site-nav.nav-surface nav>a,
  .site-nav.nav-surface nav>button,
  .site-nav.nav-surface nav .trade-nav-trigger { padding-inline: 8px; }
  .site-nav.nav-surface .nav-actions { padding-inline-start: 12px; }
  .site-nav.nav-surface:not(.island) .brand-wordmark { width: 112px; }
}
@media (max-width: 1000px) {
  .site-nav.nav-surface:not(.island) {
    height: 78px;
    padding-inline: 20px;
  }
  .site-nav.nav-surface .nav-actions { border-inline-start: 0; padding-inline-start: 0; }
}
@media (max-width: 760px) {
  .site-nav.nav-surface:not(.island) {
    top: 12px;
    width: calc(100% - 24px);
    height: 72px;
    gap: 12px;
    padding-inline: 16px;
    border-radius: 22px;
  }
  .hero .orbit-field { top: max(198px, 23%); }
  .hero .orbit-caption { gap: 10px; font-size: 14px; }
}
@media (max-width: 390px) {
  .site-nav.nav-surface:not(.island) { padding-inline: 12px; gap: 8px; }
  .site-nav.nav-surface:not(.island) .brand-wordmark { width: 84px; }
  .site-nav.nav-surface .nav-actions { gap: 5px; }
}
@media (prefers-reduced-motion: reduce) {
  .site-nav.nav-surface,
  .site-nav.nav-surface nav>a,
  .site-nav.nav-surface nav>button,
  .site-nav.nav-surface nav .trade-nav-trigger { transition: none; }
}