/* Shared mobile hamburger nav — all fleet archetypes */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgba(128, 128, 128, 0.35);
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  color: inherit;
}
.site-header .nav-toggle { color: #fff; border-color: rgba(255, 255, 255, 0.25); }
.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  margin: 0 auto;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.site-header.is-nav-open .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.site-header.is-nav-open .nav-toggle-bar:nth-child(2) { opacity: 0; }
.site-header.is-nav-open .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; }
  .header-inner { position: relative; flex-wrap: wrap; }
  .site-header .header-phone { display: none; }
  .site-nav,
  .site-header .nav.site-nav,
  .site-header .nav:not(.site-nav) {
    display: none;
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.75rem 0;
    background: rgba(15, 20, 25, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
    max-height: min(75vh, calc(100vh - 5rem));
    overflow-y: auto;
    z-index: 60;
  }
  .site-header.is-nav-open .site-nav,
  .site-header.is-nav-open .nav.site-nav,
  .site-header.is-nav-open .nav {
    display: flex;
  }
  .site-nav > a:not(.btn),
  .site-nav .nav-dropdown-trigger,
  .site-header .nav > a:not(.btn):not([role="menuitem"]) {
    display: block;
    padding: 0.75rem 1.25rem;
    color: rgba(255, 255, 255, 0.92);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }
  .site-nav .header-cta,
  .site-nav .btn {
    margin: 0.75rem 1.25rem 0.25rem;
    text-align: center;
  }
  body.fleet-nav-open { overflow: hidden; }

  /* Articles → categories submenu (dark drawer; overrides desktop light panel) */
  .site-header .site-nav .nav-dropdown,
  .site-header .nav .nav-dropdown {
    display: block;
    width: 100%;
  }
  .site-header .site-nav .nav-dropdown-trigger::after,
  .site-header .nav .nav-dropdown-trigger::after {
    float: right;
    margin-top: 0.35rem;
  }
  .site-header .site-nav .nav-dropdown-panel,
  .site-header .nav .nav-dropdown-panel {
    display: none;
    position: static;
    min-width: 0;
    max-width: none;
    max-height: none;
    column-count: 1 !important;
    background: rgba(0, 0, 0, 0.28);
    border: none;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 0;
    box-shadow: none;
    padding: 0.2rem 0 0.35rem;
    margin: 0;
  }
  .site-header .site-nav .nav-dropdown.is-open .nav-dropdown-panel,
  .site-header .site-nav .nav-dropdown:focus-within .nav-dropdown-panel,
  .site-header .nav .nav-dropdown.is-open .nav-dropdown-panel,
  .site-header .nav .nav-dropdown:focus-within .nav-dropdown-panel {
    display: block;
  }
  .site-header .site-nav .nav-dropdown-panel a[role="menuitem"],
  .site-header .nav .nav-dropdown-panel a[role="menuitem"] {
    display: block;
    padding: 0.62rem 1.25rem 0.62rem 2rem;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    white-space: normal;
    overflow-wrap: anywhere;
    font-weight: 500;
    line-height: 1.35;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  .site-header .site-nav .nav-dropdown-panel a[role="menuitem"]:first-child,
  .site-header .nav .nav-dropdown-panel a[role="menuitem"]:first-child {
    color: #fff;
    font-weight: 600;
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
    padding-top: 0.7rem;
  }
  .site-header .site-nav .nav-dropdown-panel a[role="menuitem"]:not(:first-child):not(.nav-menuitem-topics),
  .site-header .nav .nav-dropdown-panel a[role="menuitem"]:not(:first-child):not(.nav-menuitem-topics) {
    color: rgba(255, 255, 255, 0.82);
    font-weight: 400;
  }
  .site-header .site-nav .nav-dropdown-panel a.nav-menuitem-topics,
  .site-header .nav .nav-dropdown-panel a.nav-menuitem-topics {
    color: var(--accent, #6eb5f5);
    font-weight: 600;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    border-bottom: none;
    margin-top: 0.2rem;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
  }
  .site-header .site-nav .nav-dropdown-panel a[role="menuitem"]:hover,
  .site-header .site-nav .nav-dropdown-panel a[role="menuitem"]:focus-visible,
  .site-header .nav .nav-dropdown-panel a[role="menuitem"]:hover,
  .site-header .nav .nav-dropdown-panel a[role="menuitem"]:focus-visible {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
  }
  .site-header .site-nav .nav-dropdown-panel a.nav-menuitem-topics:hover,
  .site-header .site-nav .nav-dropdown-panel a.nav-menuitem-topics:focus-visible,
  .site-header .nav .nav-dropdown-panel a.nav-menuitem-topics:hover,
  .site-header .nav .nav-dropdown-panel a.nav-menuitem-topics:focus-visible {
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
  }
}