/* Mobile nav: hamburger + slide-out menu */
.nav-lang { display: none !important; }
@media (max-width: 768px) {
  .nav { padding: 0.75rem 1rem; }
  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: min(100%, 280px);
    height: 100vh;
    background: var(--bg-elevated, #111113);
    border-left: 1px solid var(--border, rgba(255,255,255,0.06));
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 4rem 1.25rem 1.5rem;
    box-shadow: -8px 0 24px rgba(0,0,0,0.3);
    transform: translateX(100%);
    transition: transform 0.25s ease-out;
    z-index: 99;
    overflow-y: auto;
  }
  .nav.nav-open .nav-links { transform: translateX(0); }
  .nav-links a,
  .nav-lang {
    display: block;
    margin: 0;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border, rgba(255,255,255,0.06));
    font-size: 1rem;
  }
  .nav-links a.nav-cta { margin-top: 0.5rem; text-align: center; border-radius: 8px; }
  .nav-lang { border-bottom: none; }
  .nav-lang a { display: inline-block; padding: 0.25rem 0.5rem 0.25rem 0; margin-right: 0.5rem; }
  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text, #e4e4e7);
    cursor: pointer;
    z-index: 101;
    transition: background 0.2s;
  }
  .nav-toggle:hover { background: var(--bg-elevated, rgba(255,255,255,0.06)); }
  .nav-toggle span {
    display: block;
    height: 2px;
    background: currentColor;
    border-radius: 1px;
    transition: transform 0.2s, opacity 0.2s;
  }
  .nav-toggle span:nth-child(1) { width: 20px; }
  .nav-toggle span:nth-child(2) { width: 24px; margin-left: 0; }
  .nav-toggle span:nth-child(3) { width: 16px; }
  .nav.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); width: 24px; }
  .nav.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .nav.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); width: 24px; }
  .nav-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 98;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
  }
  .nav.nav-open .nav-backdrop { opacity: 1; pointer-events: auto; }
}
@media (min-width: 769px) {
  .nav-toggle { display: none; }
  .nav-backdrop { display: none; }
}