/* Interaction and navigation polish.
   Loaded after the core visual system so these rules can stay focused,
   reversible and independent of page-specific composition. */

/* Sticky navigation should never cover an anchored heading or deep-linked
   evidence record. The offset scales with the shared header rather than
   relying on page-specific margins. */
html {
  scroll-padding-top: 7rem;
}

[id] {
  scroll-margin-top: 7rem;
}

/* Keep keyboard focus legible on both light and dark surfaces. */
.site-head :focus-visible,
.hero :focus-visible,
.navy-band :focus-visible,
.site-footer :focus-visible {
  outline-color: var(--gold-l);
  box-shadow: 0 0 0 3px rgba(4, 18, 38, .72);
}

/* Improve tap reliability without inflating the desktop layout. */
@media (pointer: coarse) {
  .nav-btn,
  .site-nav a,
  .sub-btn,
  .btn,
  .home-btn,
  button,
  input[type="button"],
  input[type="submit"],
  input[type="reset"] {
    min-height: 44px;
  }
}

/* Reserve hover elevation for devices that actually support hover, avoiding
   sticky or accidental card states on touch screens. */
@media (hover: none) {
  .card:hover,
  .home-audience:hover,
  .home-capability-card:hover {
    transform: none;
    box-shadow: none;
  }
}

@media (max-width: 960px) {
  html,
  [id] {
    scroll-padding-top: 6.25rem;
    scroll-margin-top: 6.25rem;
  }
}