/* Mobile navigation overlay for static pages */
.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: 12px;
  cursor: pointer;
  color: var(--ink, #fff);
  z-index: 60;
  min-width: 48px;
  min-height: 48px;
  align-items: center;
  justify-content: center;
}
.nav-toggle:focus-visible {
  outline: 2px solid var(--accent, #e30613);
  outline-offset: 2px;
  border-radius: 2px;
}
.nav-toggle span {
  display: block;
  width: 28px;
  height: 2.5px;
  background: currentColor;
  margin: 5.5px 0;
  transition: transform 300ms cubic-bezier(0.32, 0.72, 0, 1), opacity 200ms ease;
}
.nav.is-open .nav-toggle span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav.is-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav.is-open .nav-toggle span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav { grid-template-columns: 1fr auto auto !important; align-items: center; gap: 12px; }
  .nav-toggle { display: inline-flex; flex-direction: column; justify-content: center; }
  .nav-right { gap: 12px; }
  .nav-right .btn { display: none; }

  /* Mobile fullscreen overlay panel */
  .nav-links {
    display: flex !important;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    max-height: 100dvh;
    flex-direction: column;
    gap: 10px;
    padding: 104px 32px calc(32px + env(safe-area-inset-bottom));
    background: #0f1110;
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    transform: translateX(100%);
    visibility: hidden;
    transition: transform 350ms cubic-bezier(0.32, 0.72, 0, 1), visibility 0ms linear 350ms;
    z-index: 55;
    font-size: 22px;
    line-height: 1.2;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink, #fff);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    box-sizing: border-box;
    will-change: transform, visibility;
  }
  .nav-links a {
    color: var(--ink, #fff);
    padding: 18px 0;
    min-height: 52px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.10);
    border-radius: 2px;
  }
  .nav-links a:focus-visible {
    outline: 2px solid var(--accent, #e30613);
    outline-offset: 2px;
    color: #fff;
  }
  .nav.is-open .nav-links {
    transform: translateX(0);
    visibility: visible;
    transition: transform 350ms cubic-bezier(0.32, 0.72, 0, 1), visibility 0ms;
  }

  .nav-backdrop {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.5);
    opacity: 0; pointer-events: none;
    transition: opacity 300ms cubic-bezier(0.32, 0.72, 0, 1);
    z-index: 50;
    will-change: opacity;
  }
  .nav.is-open .nav-backdrop { opacity: 1; pointer-events: auto; }
}

@media (prefers-reduced-motion: reduce) {
  .nav-toggle span,
  .nav-links,
  .nav.is-open .nav-links,
  .nav-backdrop,
  .nav.is-open .nav-backdrop {
    transition: none !important;
  }
}