/* Webinars mega menu (desktop/tablet hover panel + mobile accordion).
   Loaded after each page's own navbar CSS; relies on the same tokens
   (--navy, --green, --green-glow, --gray-border, --font-heading, --transition). */

/* ===== Desktop / tablet ===== */
.nav-links .nav-item { position: relative; display: flex; align-items: center; align-self: stretch; }
.nav-links .nav-item > .nav-mega-trigger { display: inline-flex; align-items: center; gap: 6px; }
.nav-links .nav-mega-trigger .chev { width: 10px; height: 10px; flex: none; transition: transform var(--transition, .3s); }
.nav-links .nav-item.is-open > .nav-mega-trigger,
.nav-links .nav-item:hover > .nav-mega-trigger { color: var(--navy, #000080); background: var(--green-glow, rgba(165,213,73,.12)); }
.nav-links .nav-item.is-open .chev { transform: rotate(180deg); }

.nav-links .mega-menu {
    position: absolute; top: 100%; left: 50%; z-index: 120;
    width: 560px; max-width: calc(100vw - 32px);
    padding: 22px; background: var(--white, #fff);
    border: 1px solid var(--gray-border, #E2E8F0); border-top: 3px solid var(--green, #A5D549);
    border-radius: 0 0 16px 16px; box-shadow: 0 24px 60px -20px rgba(0,0,96,.28);
    opacity: 0; visibility: hidden; pointer-events: none;
    transform: translate(-50%, 8px);
    transition: opacity .2s ease, transform .2s ease, visibility 0s linear .2s;
}
.nav-links .nav-item.is-open > .mega-menu {
    opacity: 1; visibility: visible; pointer-events: auto;
    transform: translate(-50%, 0); transition-delay: 0s;
}
.nav-links .mega-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 14px; }
.nav-links .mega-head strong { font-family: var(--font-heading, 'Roboto', sans-serif); font-size: .72rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--text-muted, #718096); }
.nav-links .mega-menu a.mega-all { padding: 0; font-size: .82rem; font-weight: 600; color: var(--navy, #000080); background: none; border-bottom: 2px solid var(--green, #A5D549); border-radius: 0; line-height: 1.4; }
.nav-links .mega-menu a.mega-all:hover { background: none; color: var(--navy-dark, #000060); }
.nav-links .mega-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.nav-links .mega-menu a.mega-card {
    display: flex; flex-direction: column; gap: 6px; padding: 16px 18px; border-radius: 12px;
    background: var(--blue-bg, #F5F7FB); border: 1px solid var(--gray-border, #E2E8F0);
    color: var(--navy, #000080); white-space: normal;
}
.nav-links .mega-menu a.mega-card:hover,
.nav-links .mega-menu a.mega-card:focus-visible { background: var(--green-glow, rgba(165,213,73,.12)); border-color: var(--green, #A5D549); transform: translateY(-2px); }
.mega-card .mega-card-date { font-family: var(--font-heading, 'Roboto', sans-serif); font-size: .7rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--text-muted, #718096); }
.mega-card .mega-card-title { font-family: var(--font-heading, 'Roboto', sans-serif); font-size: .98rem; font-weight: 700; line-height: 1.3; color: var(--navy, #000080); }
.mega-card .mega-card-desc { font-size: .8rem; line-height: 1.5; font-weight: 400; color: var(--text-body, #4A5568); }
.nav-links .mega-menu a:focus-visible, .nav-links .nav-mega-trigger:focus-visible { outline: 2px solid var(--navy, #000080); outline-offset: 2px; }

/* narrow desktops: keep the panel inside the viewport */
@media (max-width: 1024px) { .nav-links .mega-menu { width: 480px; left: auto; right: -40px; transform: translate(0, 8px); } .nav-links .nav-item.is-open > .mega-menu { transform: translate(0, 0); } }
@media (max-width: 860px) { .nav-links .mega-grid { grid-template-columns: 1fr; } .nav-links .mega-menu { width: 300px; right: -20px; } }

/* ===== Mobile menu accordion ===== */
.mobile-nav .m-acc-btn {
    display: flex; align-items: center; justify-content: space-between; width: 100%;
    padding: 14px 18px; font: inherit; font-size: 1.05rem; font-weight: 500; text-align: left;
    color: var(--text-dark, #000080); background: none; border: 0; border-radius: 12px; cursor: pointer;
    transition: var(--transition, .3s);
}
.mobile-nav .m-acc-btn:hover, .mobile-nav .m-acc.open > .m-acc-btn { background: var(--green-glow, rgba(165,213,73,.12)); color: var(--navy, #000080); }
.mobile-nav .m-acc-btn .chev { width: 14px; height: 14px; transition: transform var(--transition, .3s); }
.mobile-nav .m-acc.open > .m-acc-btn .chev { transform: rotate(180deg); }
.mobile-nav .m-acc-panel { display: none; flex-direction: column; gap: 2px; margin: 4px 0 6px 18px; padding-left: 12px; border-left: 3px solid var(--green, #A5D549); }
.mobile-nav .m-acc.open > .m-acc-panel { display: flex; }
.mobile-nav .m-acc-panel a { padding: 11px 14px; font-size: .98rem; }
.mobile-nav .m-acc-panel a small { display: block; margin-top: 2px; font-size: .78rem; font-weight: 400; color: var(--text-muted, #718096); }

@media (prefers-reduced-motion: reduce) {
    .nav-links .mega-menu, .nav-links .chev, .mobile-nav .chev { transition: none; }
}