/* Dropdown menu, loaded after each section's own style.css so it picks up
   that section's colours (--color-accent, --color-border, ...). */
nav.site-nav .menu-group {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.1rem;
}

nav.site-nav .menu-group > a.menu-top.active {
  color: var(--color-text);
  border-bottom-color: var(--color-accent);
}

.menu-caret {
  background: none;
  border: none;
  color: var(--color-text-soft);
  font-size: 0.8rem;
  cursor: pointer;
  padding: 0.1rem 0.3rem;
  line-height: 1;
}

.menu-caret:hover,
.menu-group.open .menu-caret {
  color: var(--color-text);
}

.submenu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 11rem;
  padding: 0.5rem 0.25rem;
  margin-top: 0.4rem;
  background: var(--color-bg-card-solid, #1b1b1b);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
  flex-direction: column;
  gap: 0.15rem;
  z-index: 30;
}

/* Bridge the gap between the label and the panel so hover doesn't drop. */
.submenu::before {
  content: "";
  position: absolute;
  top: -0.5rem;
  left: 0;
  right: 0;
  height: 0.5rem;
}

.menu-group:hover > .submenu,
.menu-group:focus-within > .submenu,
.menu-group.open > .submenu {
  display: flex;
}

nav.site-nav .submenu a {
  display: block;
  padding: 0.45rem 0.9rem;
  border-bottom: none;
  border-radius: 6px;
  white-space: nowrap;
}

nav.site-nav .submenu a:hover,
nav.site-nav .submenu a.active {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-text);
}

@media (max-width: 640px) {
  nav.site-nav .menu-group {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

  .menu-caret {
    display: none;
  }

  .submenu,
  .menu-group:hover > .submenu {
    display: flex;
    position: static;
    min-width: 0;
    margin: 0;
    padding: 0 0 0.25rem 1rem;
    background: none;
    border: none;
    box-shadow: none;
  }

  .submenu::before {
    display: none;
  }

  nav.site-nav .submenu a {
    padding: 0.25rem 0;
  }
}