.mobile-glass-nav-shell {
  position: fixed;
  inset: auto 0 0;
  z-index: 60;
  padding: 0 0 max(0.7rem, env(safe-area-inset-bottom));
  pointer-events: none;
  isolation: isolate;
}

.mobile-glass-nav__veil {
  position: absolute;
  inset: auto 0 0;
  z-index: -1;
  height: 7.5rem;
  pointer-events: none;
  background: linear-gradient(to bottom,
      transparent,
      color-mix(in srgb, var(--background) 54%, transparent) 58%,
      color-mix(in srgb, var(--background) 92%, transparent));
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 72%);
  mask-image: linear-gradient(to bottom, transparent, #000 72%);
}

.mobile-glass-nav {
  --glass-compact-scale: 0.81;
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  width: min(26rem, calc(100vw - 1.5rem));
  min-height: 4.35rem;
  margin: 0 auto;
  padding: 0.35rem;
  pointer-events: auto;
  touch-action: pan-y;
  isolation: isolate;
}

.mobile-glass-nav::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  border: 1px solid color-mix(in srgb, var(--foreground) 11%, transparent);
  border-top-color: color-mix(in srgb, var(--foreground) 7%, var(--background));
  border-radius: 1.65rem;
  background: color-mix(in srgb, var(--background) 70%, transparent);
  -webkit-backdrop-filter: blur(26px) saturate(175%);
  backdrop-filter: blur(26px) saturate(175%);
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, var(--background) 90%, transparent),
    0 1px 1px color-mix(in srgb, var(--foreground) 8%, transparent),
    0 16px 42px color-mix(in srgb, var(--foreground) 18%, transparent);
  transform: scale3d(1, 1, 1);
  transform-origin: center bottom;
  transition: transform 220ms cubic-bezier(0.77, 0, 0.175, 1);
  will-change: transform;
}

.mobile-glass-nav-shell[data-minimized="true"] .mobile-glass-nav::before {
  transform: scale3d(var(--glass-compact-scale), 0.82, 1);
}

.mobile-glass-nav__highlight {
  position: absolute;
  inset: 0.35rem auto 0.35rem 0;
  z-index: 0;
  width: 20%;
  border: 1px solid color-mix(in srgb, var(--primary) 26%, transparent);
  border-radius: 1.18rem;
  background:
    linear-gradient(145deg,
      color-mix(in srgb, var(--primary) 20%, transparent),
      color-mix(in srgb, var(--primary) 9%, transparent));
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, var(--background) 76%, transparent),
    0 5px 16px color-mix(in srgb, var(--primary) 18%, transparent);
  transform: translate3d(0, 0, 0) scale3d(1, 1, 1);
  transform-origin: center bottom;
  transition:
    transform 180ms cubic-bezier(0.77, 0, 0.175, 1),
    opacity 140ms cubic-bezier(0.23, 1, 0.32, 1);
  will-change: transform;
}

.mobile-glass-nav-shell:not([data-ready="true"]) .mobile-glass-nav__highlight {
  opacity: 0;
  transition: none;
}

.mobile-glass-nav-shell[data-scrubbing="true"] .mobile-glass-nav__highlight {
  transition: none;
}

.mobile-glass-nav__tab {
  position: relative;
  z-index: 1;
  display: flex;
  min-width: 0;
  min-height: 3.65rem;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.12rem;
  border-radius: 1.15rem;
  color: var(--muted-foreground);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  -webkit-tap-highlight-color: transparent;
  transform: translate3d(0, 0, 0);
  transition:
    color 140ms cubic-bezier(0.23, 1, 0.32, 1),
    transform 220ms cubic-bezier(0.77, 0, 0.175, 1);
  will-change: transform;
}

.mobile-glass-nav__tab svg {
  --glass-icon-y: 0;
  width: 1.25rem;
  height: 1.25rem;
  flex: 0 0 auto;
  transform: translateY(var(--glass-icon-y));
  transition: transform 220ms cubic-bezier(0.77, 0, 0.175, 1);
}

.mobile-glass-nav__tab[data-active="true"],
.mobile-glass-nav__tab[data-preview="true"] {
  color: var(--primary);
}

.mobile-glass-nav__tab:active svg {
  transform: translateY(var(--glass-icon-y)) scale(0.97);
}

.mobile-glass-nav__tab:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: -2px;
}

.mobile-glass-nav__label {
  max-width: 100%;
  overflow: hidden;
  opacity: 1;
  text-overflow: ellipsis;
  white-space: nowrap;
  transform: translateY(0);
  transition:
    opacity 140ms cubic-bezier(0.23, 1, 0.32, 1),
    transform 200ms cubic-bezier(0.77, 0, 0.175, 1);
}

.mobile-glass-nav-shell[data-minimized="true"] .mobile-glass-nav__label {
  opacity: 0;
  transform: translateY(0.2rem) scale(0.96);
}

.mobile-glass-nav-shell[data-minimized="true"] .mobile-glass-nav__tab svg {
  --glass-icon-y: 0.9rem;
}

@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
  .mobile-glass-nav::before {
    background: color-mix(in srgb, var(--background) 96%, var(--card));
  }
}

@media (max-width: 639px) {

  [data-mobile-menu-toggle],
  [data-mobile-menu] {
    display: none !important;
  }

  .has-mobile-bottom-nav {
    padding-bottom: 5.75rem;
  }

  .mobile-bottom-nav-clearance {
    bottom: calc(6.5rem + env(safe-area-inset-bottom));
  }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-glass-nav::before,
  .mobile-glass-nav__highlight,
  .mobile-glass-nav__tab,
  .mobile-glass-nav__tab svg,
  .mobile-glass-nav__label {
    transition-property: opacity, color;
    transition-duration: 140ms;
    transition-timing-function: cubic-bezier(0.23, 1, 0.32, 1);
  }
}

@media (prefers-reduced-transparency: reduce) {
  .mobile-glass-nav::before {
    background: var(--background);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .mobile-glass-nav__veil {
    display: none;
  }
}

@media (prefers-contrast: more) {
  .mobile-glass-nav::before {
    border-color: var(--foreground);
    background: var(--background);
  }

  .mobile-glass-nav__highlight {
    border-color: var(--primary);
  }
}

@media (forced-colors: active) {

  .mobile-glass-nav::before,
  .mobile-glass-nav__highlight {
    border: 1px solid CanvasText;
    background: Canvas;
    box-shadow: none;
  }

  .mobile-glass-nav__tab[data-active="true"],
  .mobile-glass-nav__tab[data-preview="true"] {
    color: Highlight;
  }
}