/* The same native disclosure serves CMS menus and the parent-theme fallback. */
main a, main summary, main button, main input, main select, main textarea { scroll-margin-top: 120px; scroll-margin-bottom: 24px; }
.site-header .seminar-nav-item { display: flex; align-items: center; gap: 4px; }
.seminar-nav-disclosure { position: static; }
.seminar-nav-disclosure > summary { display: flex; align-items: center; justify-content: center; min-width: 40px; min-height: 44px; cursor: pointer; list-style: none; color: inherit; border: 1px solid transparent; }
.seminar-nav-disclosure > summary::-webkit-details-marker { display: none; }
.seminar-nav-disclosure > summary::marker { content: ''; }
.seminar-nav-disclosure > summary:hover, .seminar-nav-disclosure[open] > summary { border-color: currentColor; }
.seminar-nav-disclosure[open] > summary svg { transform: rotate(180deg); }
.seminar-mega-panel { position: absolute; top: 100%; left: 4.5vw; right: 4.5vw; max-height: calc(100svh - 116px); overflow-y: auto; overscroll-behavior: contain; padding: 28px 36px 24px; color: var(--ink); background: #fbfaf7; border: 1px solid #cad5db; }
.seminar-mega-panel a { color: var(--blue-dark); }
.seminar-mega-panel a:focus-visible { outline-color: var(--blue); outline-offset: 4px; }
.desktop-nav .seminar-mega-panel a::after { content: none; }
.seminar-mega-header { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; padding-bottom: 22px; border-bottom: 1px solid #cad5db; }
.seminar-mega-header p { margin: 0; font: 400 30px/1.2 'Source Serif 4', Georgia, serif; }
.seminar-mega-header a { font-size: 15px; text-decoration: underline; text-underline-offset: 5px; }
.seminar-mega-grid { display: grid; grid-template-columns: 1.1fr 1.1fr .9fr; gap: 36px; padding-block: 26px; }
.seminar-mega-heading { margin: 0 0 10px; color: #425966; font-size: 14px; font-weight: 600; letter-spacing: .025em; }
.seminar-mega-group ul { margin: 0; padding: 0; list-style: none; }
.site-header .seminar-mega-group li { display: block; }
.seminar-mega-group li + li { border-top: 1px solid #dce2e5; }
.seminar-mega-group li a { display: block; padding: 14px 0; font-size: 17px; line-height: 1.4; letter-spacing: 0; }
.seminar-mega-group a:hover span { text-decoration: underline; text-underline-offset: 4px; }
.seminar-mega-group small { display: block; margin-top: 5px; color: #425966; font-size: 14px; line-height: 1.5; }
.seminar-mega-group [aria-current='page'] > span { text-decoration: underline; text-underline-offset: 4px; }
.seminar-mega-more { display: grid; gap: 10px; margin-top: 18px; padding-top: 20px; border-top: 1px solid #cad5db; }
.seminar-mega-more a { display: block; padding-block: 9px; font-size: 15px; text-decoration: underline; text-underline-offset: 4px; }
.seminar-mega-footer { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding-top: 22px; border-top: 1px solid #cad5db; }
.seminar-mega-footer p { max-width: 470px; margin: 0; color: #425966; font-size: 15px; line-height: 1.6; letter-spacing: 0; }
.seminar-mega-panel .button { color: #fff; font-size: 15px; flex-shrink: 0; }
@media (max-width: 1180px) {
  .mobile-menu > nav { width: min(680px, calc(100vw - 48px)); padding: 18px 24px 24px; box-shadow: none; border: 1px solid #cad5db; }
  .mobile-menu .seminar-nav-item { display: grid; grid-template-columns: 1fr 44px; gap: 0; }
  .mobile-menu .seminar-nav-disclosure { display: contents; }
  .mobile-menu .seminar-nav-disclosure > summary { grid-column: 2; grid-row: 1; color: var(--blue-dark); }
  .mobile-menu .seminar-mega-panel { position: static; grid-column: 1 / -1; max-height: none; margin: 6px -10px 12px; padding: 18px; overflow: visible; border: 0; border-left: 2px solid var(--blue); }
  .mobile-menu .seminar-mega-header { padding-bottom: 12px; }
  .mobile-menu .seminar-mega-header p { display: none; }
  .mobile-menu .seminar-mega-grid { grid-template-columns: 1fr; gap: 22px; padding-block: 22px; }
  .mobile-menu .seminar-mega-panel a { padding: 12px 0; border-bottom: 0; }
  .mobile-menu .seminar-mega-group li a { font-size: 17px; }
  .mobile-menu .seminar-mega-heading { font-size: 14px; }
  .mobile-menu .seminar-mega-more { gap: 0; margin-top: 12px; padding-top: 12px; }
  .mobile-menu .seminar-mega-footer { display: block; }
  .mobile-menu .seminar-mega-footer p { display: none; }
  .mobile-menu .seminar-mega-panel .button { display: inline-flex; padding: 15px 18px; margin: 0; white-space: normal; }
  .mobile-menu .seminar-nav-disclosure:not([open]) > .seminar-mega-panel { display: none; }
}
@media (prefers-reduced-motion: reduce) { .seminar-nav-disclosure *, .seminar-mega-panel * { transition: none !important; animation: none !important; } }