/* Shared navigation + accessibility utilities */

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border-glass, rgba(255,255,255,0.10));
  background: rgba(255,255,255,0.05);
  color: var(--text, #E8F0E9);
  cursor: pointer;
  z-index: 120;
}

.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

.nav-toggle-icon {
  position: relative;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: '';
  position: absolute;
  left: 0;
}

.nav-toggle-icon::before { top: -6px; }
.nav-toggle-icon::after { top: 6px; }

.nav-toggle[aria-expanded="true"] .nav-toggle-icon { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-icon::before {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-icon::after {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 105;
}

.nav-overlay.is-visible { display: block; }

@media (max-width: 768px) {
  .nav-toggle { display: inline-flex; }

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    width: min(86vw, 320px);
    height: 100dvh;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 5.5rem 1.25rem 2rem;
    background: rgba(11, 21, 18, 0.98);
    border-left: 1px solid var(--border-glass, rgba(255,255,255,0.10));
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    z-index: 110;
    overflow-y: auto;
  }

  .nav-links.is-open { display: flex; }

  .nav-links li { width: 100%; }

  .nav-links a {
    display: block;
    padding: 0.9rem 0.25rem;
    font-size: 16px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }

  .nav-links a.nav-cta {
    margin-top: 1rem;
    text-align: center;
    border-bottom: none;
    padding: 0.85rem 1.25rem;
  }

  .nav-name { font-size: 14px; max-width: 11rem; line-height: 1.2; }
}

@media (max-width: 768px) {
  .carousel-slide { aspect-ratio: 4 / 3; }
  .carousel-caption { left: 1.25rem; right: 1.25rem; bottom: 1.25rem; }
  .carousel-caption h3 { font-size: 1.15rem; }
}