/* SiteGlass — hybrid backdrop + SVG edge chromatic aberration */

.site-glass {
  overflow: hidden;
  isolation: isolate;
  border: 1px solid rgba(120, 140, 168, 0.18);
  background: hsl(0 0% 100% / var(--site-glass-frost, 0.05));
  box-shadow:
    0 18px 38px rgba(8, 12, 20, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.site-glass--dark {
  border-color: rgba(90, 110, 140, 0.34);
  background: hsl(0 0% 0% / var(--site-glass-frost, 0.3));
  box-shadow:
    inset 0 1px 0 rgba(160, 180, 210, 0.14),
    inset 0 -1px 0 rgba(8, 12, 20, 0.28);
  color: #f2f6fb;
}

/* Keep nav pinned while scrolling — do not set position:relative on .site-glass (breaks sticky). */
.navbar.site-glass {
  position: sticky;
  top: 10px;
  z-index: 1000;
}

@media (min-width: 901px) {
  .navbar.site-glass {
    top: 10px;
  }
}

.site-glass-layers {
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  pointer-events: none;
  overflow: hidden;
}

.site-glass-backdrop {
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  pointer-events: none;
}

.site-glass-edge {
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  pointer-events: none;
  padding: var(--site-glass-edge-width, 5px);
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask-composite: exclude;
}

.site-glass-rim {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.58),
    inset 0 -1px 0 rgba(120, 140, 168, 0.14),
    inset 0 0 18px rgba(255, 255, 255, 0.05);
}

.site-glass--chromatic .site-glass-rim {
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.62),
    inset 0 -1px 0 rgba(120, 140, 168, 0.12),
    inset 0 0 22px rgba(255, 255, 255, 0.07),
    inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.site-glass-filter-defs {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
}

.site-glass .site-glass-layers,
.site-glass .site-glass-filter-defs {
  position: absolute !important;
  inset: 0;
  z-index: 0 !important;
  pointer-events: none;
}

.site-glass > .navbar-container,
.site-glass > .site-glass-content,
.site-glass:not(.navbar) > :not(.site-glass-layers):not(.site-glass-filter-defs) {
  position: relative;
  z-index: 2;
}

.navbar.site-glass[data-site-glass-ready="true"] {
  border-color: rgba(120, 140, 168, 0.16);
  background: hsl(0 0% 100% / var(--site-glass-frost, 0.05));
}

.navbar.site-glass[data-site-glass-ready="true"] .navbar-links .nav-link-chip.is-nav-glass-active {
  overflow: hidden;
  border-color: rgba(130, 148, 172, 0.32);
  background: hsl(215 16% 24% / var(--site-glass-frost, 0.16));
  color: #f6f9fc;
  box-shadow:
    inset 0 1px 0 rgba(200, 214, 232, 0.16),
    inset 0 -1px 0 rgba(8, 12, 20, 0.18);
}

.navbar.site-glass[data-site-glass-ready="true"] .navbar-links .nav-link-chip.is-nav-glass-active .nav-link-label {
  position: relative;
  z-index: 2;
}

@supports not (
  (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))
) {
  .site-glass {
    background: rgba(244, 246, 248, 0.88);
  }
}

@media (prefers-reduced-motion: reduce), (prefers-reduced-transparency: reduce) {
  .site-glass,
  .navbar.site-glass[data-site-glass-ready="true"] {
    background: rgba(244, 246, 248, 0.92) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }

  .site-glass-backdrop,
  .site-glass-edge {
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
  }
}