/* =========================================================================
   MCA Theme — Mega Menu
   Full-screen overlay nav. Hidden by default; .is-open reveals it.
   Layout: auto-balanced nav columns + a featured "Visit" panel, grounded by a
   contact/social footer bar.
   ========================================================================= */

.mega-menu {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: var(--color-purple-dark);
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity .3s ease, transform .3s ease, visibility .3s ease;
  overflow-y: auto;
}
.mega-menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Top bar inside the menu (logo + close) */
.mega-menu__bar {
  background: var(--color-purple);
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.mega-menu__bar-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-sm);
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}
.mega-menu-close {
  background: none; border: 0; cursor: pointer;
  color: var(--color-white);
  display: inline-flex;
  padding: var(--space-xs);
}
.mega-menu-close:hover { color: var(--color-gold); }

/* Body */
.mega-menu__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: var(--space-lg) var(--space-sm);
}
.mega-menu__body-inner {
  max-width: var(--container);
  width: 100%;
  margin: 0 auto;
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* Main region: nav + feature panel */
.mega-menu__main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

/* Nav groups (mobile: stacked accordion) */
.mega-menu__nav { display: flex; flex-direction: column; gap: var(--space-md); }

.mega-group__heading {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
  color: var(--color-white);
  background: none;
  border: 0;
  padding: 0;
  margin: 0 0 var(--space-xs);
  cursor: pointer;
  text-align: left;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.mega-group__heading::after {
  content: "+";
  font-family: var(--font-ui);
  font-size: var(--text-xl);
  color: var(--color-purple-light);
}
.mega-group__heading[aria-expanded="true"]::after { content: "\2212"; } /* minus */

.mega-group__links {
  display: none;
  flex-direction: column;
  gap: 0.35rem;
  padding-bottom: var(--space-sm);
}
.mega-group__links.is-open { display: flex; }

.mega-group__links a {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  line-height: 1.3;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: rgba(255,255,255,.8);
  transition: color .2s ease;
  white-space: nowrap; /* keep each link label on a single line */
}
.mega-group__links a:hover { color: var(--color-gold); }

/* Feature panel */
.mega-menu__feature {
  position: relative;
  border-radius: calc(var(--radius) * 1.5);
  overflow: hidden;
  background-size: cover;
  background-position: center;
  min-height: 240px;
  display: flex;
  align-items: flex-end;
  padding: var(--space-lg);
}
.mega-menu__feature-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(42,30,82,.25) 0%, rgba(42,30,82,.9) 100%);
}
.mega-menu__feature-inner { position: relative; z-index: 1; }
.mega-menu__feature-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-white);
  margin: var(--space-xs) 0 .25rem;
}
.mega-menu__feature-text {
  color: rgba(255,255,255,.85);
  font-size: var(--text-sm);
  line-height: 1.5;
  margin: 0 0 var(--space-md);
  max-width: 38ch;
}
.mega-menu__feature-btns { display: flex; flex-wrap: wrap; gap: var(--space-sm); }

/* Footer bar */
.mega-menu__footer {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255,255,255,.14);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
  justify-content: space-between;
}
.mega-menu__contact {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: rgba(255,255,255,.7);
}
.mega-menu__contact p { margin: 0; }
.mega-menu__utility { display: flex; align-items: center; gap: var(--space-sm); }
.mega-menu__social {
  display: inline-flex;
  color: rgba(255,255,255,.8);
  transition: color .2s ease;
}
.mega-menu__social:hover { color: var(--color-gold); }
.mega-menu__login { margin: 0; }

/* Body scroll lock when menu open */
body.menu-open { overflow: hidden; }

/* =========================================================================
   DESKTOP (≥1024px) — balanced multi-column nav + side feature panel
   ========================================================================= */
@media (min-width: 1024px) {
  .mega-menu__main {
    display: grid;
    grid-template-columns: 1fr minmax(300px, 360px);
    gap: var(--space-xl);
    align-items: stretch;
  }

  /* Auto-balance the 7 groups across 3 columns — resilient to content changes */
  .mega-menu__nav {
    display: block;
    column-count: 3;
    column-gap: var(--space-lg);
  }
  .mega-group {
    break-inside: avoid;
    margin-bottom: var(--space-lg);
  }

  .mega-group__heading {
    cursor: default;
    pointer-events: none;
    padding-bottom: var(--space-xs);
    margin-bottom: var(--space-sm);
    border-bottom: 1px solid rgba(255,255,255,.16);
  }
  .mega-group__heading::after { content: none; }

  /* Always show links on desktop regardless of accordion state */
  .mega-group__links { display: flex !important; padding-bottom: 0; gap: 0.5rem; }

  .mega-menu__feature { min-height: 0; }
}

/* Match the main navbar: crest + three-line wordmark. */
.mega-menu__bar .site-brand { align-items: center; gap: var(--space-sm); }
.mega-menu__bar .site-brand__logo { height: 60px; width: auto; }
@media (min-width: 1024px) {
  .mega-menu__bar .site-brand__logo { height: 88px; }
}

/* External link indicator (out-arrow) on mega menu sub-links */
.mega-group__links a.mega-link--external { display: inline-flex; align-items: center; gap: 0.4em; }
.mega-link__ext { display: inline-flex; opacity: 0.7; }
.mega-group__links a.mega-link--external:hover .mega-link__ext { opacity: 1; }