/* Global navigation and footer. */
.rusorg-site-header { background: var(--rusorg-surface); border-bottom: 1px solid var(--rusorg-border); position: relative; z-index: 1040; }
.rusorg-site-header .navbar { padding-block: 1rem; }
.rusorg-brand { display: inline-flex; align-items: center; gap: .6rem; color: var(--rusorg-text); font-size: 1.5rem; font-weight: 700; letter-spacing: -.06em; text-decoration: none; }
.rusorg-brand:hover { color: var(--rusorg-link); }
.rusorg-brand span:last-child span { color: var(--rusorg-link); }
.rusorg-brand__mark { display: grid; place-items: center; width: 34px; height: 38px; background: var(--rusorg-primary); color: var(--rusorg-on-primary); border-radius: 11px 11px 11px 3px; font-size: 1.3rem; letter-spacing: -.05em; }
.rusorg-site-header .custom-logo { max-width: 180px; max-height: 48px; width: auto; }
.rusorg-site-header .navbar-collapse { min-width: 0; }
.rusorg-site-header__menu { list-style: none; padding: 0; margin: 0; }
.rusorg-site-header__menu a { display: block; padding: .6rem .75rem; color: var(--rusorg-text); font-size: .875rem; font-weight: 600; text-decoration: none; border-radius: .5rem; }
.rusorg-site-header__menu a:hover, .rusorg-site-header__menu .current-menu-item > a { color: var(--rusorg-link); background: var(--rusorg-bg); }
.rusorg-site-header__menu .sub-menu { list-style: none; padding-left: 1rem; }
.rusorg-header-actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.rusorg-site-header .rusorg-header-search { padding-top: .8rem; border-top: 1px solid var(--rusorg-border); margin-top: .75rem; max-width: none; }
.navbar-toggler { border-color: var(--rusorg-border); min-width: 44px; min-height: 44px; }
.rusorg-site-footer { background: var(--rusorg-bg); border-top: 1px solid var(--rusorg-border); margin-top: auto; padding-block: 3rem 1.5rem; }
.rusorg-footer-grid { display: grid; gap: 2rem; margin-bottom: 2.5rem; }
.rusorg-footer-intro { max-width: 26rem; color: var(--rusorg-muted); font-size: .875rem; }
.rusorg-footer-intro p { margin-top: 1rem; }
.rusorg-footer-nav h2 { font-size: .875rem; letter-spacing: 0; margin-bottom: .75rem; }
.rusorg-footer-nav ul { list-style: none; padding: 0; margin: 0; }
.rusorg-footer-nav a { display: inline-flex; padding-block: .3rem; color: var(--rusorg-muted); font-size: .875rem; text-decoration: none; }
.rusorg-footer-nav a:hover { color: var(--rusorg-link); text-decoration: underline; }
.rusorg-footer-bottom { border-top: 1px solid var(--rusorg-border); padding-top: 1.5rem; display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; color: var(--rusorg-muted); font-size: .75rem; }
@media (min-width: 768px) { .rusorg-footer-grid { grid-template-columns: 2fr 1fr 1fr; } }
@media (min-width: 1200px) {
 .rusorg-site-header__menu > li { position: relative; }
 .rusorg-site-header__menu .sub-menu { position: absolute; top: 100%; left: 0; width: 220px; background: white; padding: .5rem; border: 1px solid var(--rusorg-border); border-radius: .6rem; box-shadow: var(--rusorg-shadow); visibility: hidden; opacity: 0; }
 .rusorg-site-header__menu li:hover > .sub-menu, .rusorg-site-header__menu li:focus-within > .sub-menu { visibility: visible; opacity: 1; }
 .rusorg-site-header__menu .sub-menu .sub-menu { left: 100%; top: 0; }
}
/* Keep the brand, navigation and actions on one row above the shared search. */
@media (min-width: 1200px) {
 .rusorg-site-header .navbar > .container { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; column-gap: 2rem; }
 .rusorg-site-header .navbar-collapse { display: contents !important; }
 .rusorg-site-header__brand { grid-column: 1; grid-row: 1; }
 .rusorg-site-header__menu { grid-column: 2; grid-row: 1; }
 .rusorg-header-actions { grid-column: 3; grid-row: 1; }
 .rusorg-site-header .rusorg-header-search { grid-column: 1 / -1; grid-row: 2; margin-top: 0; }
}