/* Shared glass header + menu (homepage + content pages) */

:root {
  --ih-nav-ink: #0a2540;
  --ih-nav-body: #425466;
  --ih-nav-muted: #6b7c93;
  --ih-nav-accent: #0d9488;
}

.nav-glass-wrap {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 60;
  display: flex;
  justify-content: center;
  padding:
    max(12px, env(safe-area-inset-top, 0px))
    max(16px, env(safe-area-inset-right, 0px))
    0
    max(16px, env(safe-area-inset-left, 0px));
  pointer-events: none;
}

.nav.nav--glass {
  --nav-glass-blur: 46px;
  --nav-glass-saturate: 1.9;
  --nav-glass-brightness: 0.97;
  --nav-glass-contrast: 1.04;
  --nav-glass-tint: rgba(15, 23, 42, 0.035);
  pointer-events: auto;
  position: relative;
  display: block;
  width: min(100%, 920px);
  margin: 0;
  padding: 0;
  top: auto;
  overflow: hidden;
  border-radius: 999px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: var(--nav-glass-tint);
  backdrop-filter:
    blur(var(--nav-glass-blur))
    saturate(var(--nav-glass-saturate))
    contrast(var(--nav-glass-contrast))
    brightness(var(--nav-glass-brightness));
  -webkit-backdrop-filter:
    blur(var(--nav-glass-blur))
    saturate(var(--nav-glass-saturate))
    contrast(var(--nav-glass-contrast))
    brightness(var(--nav-glass-brightness));
  box-shadow:
    0 10px 36px rgba(15, 23, 42, 0.11),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transform: translateZ(0);
  transition:
    box-shadow 0.25s ease,
    border-color 0.25s ease,
    background 0.25s ease;
}

.nav.nav--glass.is-scrolled {
  --nav-glass-tint: rgba(15, 23, 42, 0.045);
  border-color: rgba(15, 23, 42, 0.1);
  box-shadow:
    0 14px 44px rgba(15, 23, 42, 0.13),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .nav.nav--glass {
    background: rgba(248, 250, 252, 0.92);
  }
}

.nav.nav--glass .nav-glass-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  min-height: 3.35rem;
  padding: 7px 10px 7px 8px;
}

.nav.nav--glass .nav-menu-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.65rem;
  height: 2.65rem;
  margin: 0;
  padding: 0;
  border: 1px solid rgba(15, 23, 42, 0.09);
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.04);
  backdrop-filter: blur(18px) saturate(1.65) contrast(1.03) brightness(0.97);
  -webkit-backdrop-filter: blur(18px) saturate(1.65) contrast(1.03) brightness(0.97);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.nav.nav--glass .nav-menu-icon {
  position: relative;
  display: block;
  width: 1rem;
  height: 0.72rem;
}

.nav.nav--glass .nav-menu-icon::before,
.nav.nav--glass .nav-menu-icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: #0f172a;
  transition: transform 0.18s ease, top 0.18s ease, bottom 0.18s ease, box-shadow 0.18s ease;
}

.nav.nav--glass .nav-menu-icon::before {
  top: 0;
  box-shadow: 0 5px 0 #0f172a;
}

.nav.nav--glass .nav-menu-icon::after {
  bottom: 0;
}

body.site-nav-menu-open .nav.nav--glass .nav-menu-icon::before {
  top: 50%;
  box-shadow: none;
  transform: translateY(-50%) rotate(45deg);
}

body.site-nav-menu-open .nav.nav--glass .nav-menu-icon::after {
  bottom: auto;
  top: 50%;
  transform: translateY(-50%) rotate(-45deg);
}

.nav.nav--glass .nav-glass-inner .nav-title {
  justify-self: center;
  text-align: center;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--ih-nav-ink);
  text-decoration: none;
}

.nav.nav--glass .nav-glass-inner .nav-title span {
  color: var(--ih-nav-accent);
}

.nav.nav--glass .nav-glass-inner .nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-self: end;
}

.nav.nav--glass .nav-right--balance {
  width: 2.65rem;
  min-height: 2.65rem;
}

.site-nav-menu[hidden] {
  display: none !important;
}

.site-nav-menu {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding:
    calc(4.75rem + env(safe-area-inset-top, 0px))
    max(16px, env(safe-area-inset-right, 0px))
    max(16px, env(safe-area-inset-bottom, 0px))
    max(16px, env(safe-area-inset-left, 0px));
}

.site-nav-menu__backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  margin: 0;
  padding: 0;
  background: rgba(15, 23, 42, 0.24);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  cursor: pointer;
}

.site-nav-menu__panel {
  position: relative;
  width: min(100%, 420px);
  max-height: min(calc(100dvh - 6rem), 640px);
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  padding: 16px 16px 14px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(24px) saturate(1.35);
  -webkit-backdrop-filter: blur(24px) saturate(1.35);
  box-shadow:
    0 18px 48px rgba(15, 23, 42, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.88);
}

.site-nav-menu__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.site-nav-menu__title {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--ih-nav-ink);
}

.site-nav-menu__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.06);
  color: var(--ih-nav-ink);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}

.site-nav-menu__nav {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.site-nav-menu__link {
  display: block;
  padding: 9px 10px;
  border-radius: 12px;
  color: var(--ih-nav-ink);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s ease;
}

.site-nav-menu__link:hover,
.site-nav-menu__link:focus-visible {
  background: rgba(13, 148, 136, 0.08);
}

.site-nav-menu__group {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.site-nav-menu__group-label {
  margin: 0 0 6px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ih-nav-muted);
}

.site-nav-menu__links-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 6px;
}

.site-nav-menu__link--small {
  padding: 5px 9px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ih-nav-body);
}

.site-nav-menu__meta {
  margin: 10px 0 0;
  padding-top: 8px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  font-size: 0.75rem;
  line-height: 1.35;
  color: var(--ih-nav-muted);
  text-align: center;
}

body.site-nav-menu-open {
  overflow: hidden;
}

.page-shell--home .shell-inner,
.page-shell--content .shell-inner {
  padding-top: calc(4.75rem + env(safe-area-inset-top, 0px));
}

@media (max-width: 768px) {
  .nav-glass-wrap {
    padding-top: env(safe-area-inset-top, 0px);
  }

  .nav.nav--glass .nav-glass-inner {
    grid-template-columns: auto 1fr auto;
    min-height: 3rem;
    padding: 6px 10px 6px 8px;
  }

  .nav.nav--glass .nav-glass-inner .nav-title {
    font-size: 1.05rem;
  }
}