/* ── Mega menu (Budget Guides / Budget Calculators) ─────────────────────── */

.nav__mega {
  position: static;
  list-style: none;
}

@media (min-width: 640px) {
  .nav__mega {
    position: relative;
  }
}

.nav__mega-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: none;
  background: none;
  cursor: pointer;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted, #64748b);
  padding: 0.4rem 0.75rem;
  border-radius: 8px;
  transition: color 0.15s, background 0.15s;
}

.nav__mega-trigger:hover,
.nav__mega.is-open .nav__mega-trigger,
.nav__mega-trigger.is-active {
  color: var(--brand, #8b0000);
  background: var(--brand-light, #fff0f0);
}

.nav__mega-chevron {
  width: 0.65rem;
  height: 0.65rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
  transition: transform 0.2s;
  flex-shrink: 0;
}

.nav__mega.is-open .nav__mega-chevron {
  transform: rotate(-135deg) translateY(1px);
}

.nav__mega-panel {
  display: none;
  position: absolute;
  left: 50%;
  top: calc(100% + 0.35rem);
  transform: translateX(-50%);
  min-width: min(920px, calc(100vw - 2rem));
  max-width: 920px;
  background: #fff;
  border: 1px solid var(--border, #f0e4e4);
  border-radius: 16px;
  box-shadow: 0 24px 48px rgba(139, 0, 0, 0.12), 0 8px 16px rgba(0, 0, 0, 0.06);
  padding: 1.25rem 1.25rem 0.85rem;
  z-index: 200;
}

.nav__mega.is-open .nav__mega-panel {
  display: block;
}

.nav__mega-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem 1.25rem;
}

@media (max-width: 900px) {
  .nav__mega-panel {
    left: auto;
    right: 0;
    transform: none;
    min-width: min(680px, calc(100vw - 2rem));
  }

  .nav__mega-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.nav__mega-col-title {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--brand, #8b0000);
  margin-bottom: 0.55rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border, #f0e4e4);
}

.nav__mega-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.nav__mega-link {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.4rem 0.45rem;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text, #1a1a2e);
  font-size: 0.86rem;
  font-weight: 500;
  line-height: 1.35;
  transition: background 0.15s, color 0.15s;
}

.nav__mega-link:hover {
  background: var(--brand-light, #fff0f0);
  color: var(--brand, #8b0000);
}

.nav__mega-link.is-planned,
.nav__mobile-mega-link.is-planned {
  color: var(--text-muted, #64748b);
}

.nav__mega-link.is-planned:hover,
.nav__mobile-mega-link.is-planned:hover {
  color: var(--brand, #8b0000);
  background: var(--brand-light, #fff0f0);
}

.nav__mega-link.is-soon {
  color: var(--text-muted, #64748b);
  cursor: default;
}

.nav__mega-link.is-soon:hover {
  background: transparent;
  color: var(--text-muted, #64748b);
}

.nav__mega-soon {
  flex-shrink: 0;
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--brand, #8b0000);
  background: var(--brand-light, #fff0f0);
  padding: 0.15rem 0.35rem;
  border-radius: 999px;
  margin-top: 0.1rem;
}

.nav__mega-footer {
  margin-top: 0.85rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border, #f0e4e4);
}

.nav__mega-all {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--brand, #8b0000);
  text-decoration: none;
}

.nav__mega-all:hover {
  text-decoration: underline;
}

/* ── Mobile mega sections ─────────────────────────────────────────────────── */

.nav__mobile-mega {
  border-radius: 10px;
  overflow: hidden;
}

.nav__mobile-mega-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  border: none;
  background: none;
  cursor: pointer;
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text, #1a1a2e);
  padding: 0.65rem 0.75rem;
  text-align: left;
  border-radius: 10px;
  transition: background 0.15s, color 0.15s;
}

.nav__mobile-mega-trigger:hover,
.nav__mobile-mega.is-open .nav__mobile-mega-trigger {
  background: var(--brand-light, #fff0f0);
  color: var(--brand, #8b0000);
}

.nav__mobile-mega-panel {
  display: none;
  padding: 0 0.5rem 0.75rem;
}

.nav__mobile-mega.is-open .nav__mobile-mega-panel {
  display: block;
}

.nav__mobile-mega-col {
  margin-top: 0.65rem;
}

.nav__mobile-mega-col-title {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brand, #8b0000);
  padding: 0.35rem 0.75rem 0.25rem;
}

.nav__mobile-mega-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-muted, #64748b);
  font-size: 0.9rem;
  font-weight: 500;
}

.nav__mobile-mega-link:hover {
  background: var(--brand-light, #fff0f0);
  color: var(--brand, #8b0000);
}

.nav__mobile-mega-link.is-soon {
  pointer-events: none;
}

.nav__mobile-mega-all {
  display: block;
  margin: 0.5rem 0.75rem 0;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--brand, #8b0000);
  text-decoration: none;
}