/* Mobile menu (hamburger) for the shared top bar. Load after the page stylesheet. */

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-right: -8px;
  padding: 0;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: #111827;
  cursor: pointer;
}

.nav-toggle:hover {
  background: #f3f4f6;
}

.nav-toggle:focus-visible {
  outline: 2px solid #2563eb;
  outline-offset: 2px;
}

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

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

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

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

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

/* Bars turn into an X while the menu is open */
.site-nav.menu-open .nav-toggle-bars {
  background: transparent;
}

.site-nav.menu-open .nav-toggle-bars::before {
  transform: translateY(6px) rotate(45deg);
}

.site-nav.menu-open .nav-toggle-bars::after {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 820px) {
  .site-nav .nav-inner {
    justify-content: space-between;
  }

  .site-nav .nav-brand {
    display: block;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav .nav-inner > nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    border-bottom: 1px solid #e5e7eb;
    background: #fff;
    box-shadow: 0 12px 24px rgba(17, 24, 39, 0.08);
  }

  .site-nav.menu-open .nav-inner > nav {
    display: block;
  }

  .site-nav .nav-links,
  .site-nav .nav-links.is-scrollable {
    flex-direction: column;
    gap: 0;
    padding: 4px 24px 12px;
    overflow: visible;
    mask-image: none;
    -webkit-mask-image: none;
  }

  .site-nav .nav-links a {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid #f3f4f6;
    font-size: 1rem;
  }

  .site-nav .nav-links li:last-child a {
    border-bottom: 0;
  }

  .site-nav .nav-links a:hover,
  .site-nav .nav-links a.active {
    border-bottom-color: #f3f4f6;
    color: #2563eb;
  }
}