/* Keiko Hub navigation — authoritative shared header layer (M3.23.6). */
.site-header{position:fixed;inset:10px 0 auto;z-index:1030;pointer-events:none}
.site-header .nav-shell{pointer-events:auto;max-width:1180px;margin:0 auto;padding:5px 8px;border-radius:30px;background:rgba(8,13,31,.78);border:1px solid rgba(255,255,255,.12);box-shadow:0 18px 60px rgba(0,0,0,.24);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);transition:background-color .24s ease,transform .24s ease,border-radius .24s ease,box-shadow .24s ease}
.site-header.is-scrolled .nav-shell{background:rgba(8,13,31,.92);border-radius:999px;transform:translateY(-4px)}
.site-header .kh-navbar-brand{display:flex;align-items:center;flex:0 0 auto;padding:0 .18rem 0 .1rem;margin-right:.55rem;line-height:1}

.site-header .kh-navbar-brand__picture{display:block;line-height:0}
.site-header .kh-navbar-brand__picture--light{display:none}
.site-header .kh-navbar-brand__logo{display:block;width:205px;height:auto;max-width:none;object-fit:contain;transition:width .24s ease}
.site-header.is-scrolled .kh-navbar-brand__logo{width:174px}
.site-header .navbar-nav .nav-link,.site-header .menu-item>a.nav-link{color:rgba(255,255,255,.82);font-weight:850;font-size:.86rem;padding:.47rem .65rem;border-radius:999px}
.site-header .navbar-nav .nav-link:hover,.site-header .navbar-nav .nav-link:focus,.site-header .navbar-nav .nav-link.active,.site-header .current-menu-item>a.nav-link,.site-header .current_page_item>a.nav-link,.site-header .current-menu-ancestor>a.nav-link{color:#fff;background:rgba(255,255,255,.08)}
.site-header .navbar-toggler{border:0;box-shadow:none;filter:none}
.site-header .navbar-toggler:focus-visible,.site-header .nav-link:focus-visible,.site-header .dropdown-item:focus-visible,.site-header .kh-navbar-brand:focus-visible{outline:3px solid rgba(53,233,255,.55);outline-offset:3px}
#mainNav .nav-link[href="#"]{cursor:pointer}
#mainNav .nav-link.active[href^="/"]{background:transparent}
.site-header .kh-primary-menu>.nav-item{position:relative}
.site-header .kh-primary-menu .dropdown-toggle::after{margin-left:.42rem;vertical-align:.14em;opacity:.62}
.site-header .kh-primary-menu .dropdown-menu{min-width:250px;margin-top:.55rem;padding:.55rem;border-radius:20px;border:1px solid rgba(255,255,255,.13);background:rgba(8,13,31,.96);box-shadow:0 24px 70px rgba(0,0,0,.30);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.site-header .kh-primary-menu .dropdown-item{display:flex;align-items:center;min-height:42px;padding:.58rem .75rem;border-radius:13px;color:rgba(255,255,255,.78);font-size:.84rem;font-weight:800;white-space:normal}
.site-header .kh-primary-menu .dropdown-item:hover,.site-header .kh-primary-menu .dropdown-item:focus,.site-header .kh-primary-menu .dropdown-item.active,.site-header .kh-primary-menu .current-menu-item>.dropdown-item{color:#fff;background:rgba(53,233,255,.09)}
.site-header .kh-primary-menu .kh-submenu-overview>.dropdown-item{color:#fff;background:rgba(255,255,255,.055);margin-bottom:.3rem}
.site-header .kh-lang-toggle{display:inline-flex;align-items:center;gap:.42rem;padding:.47rem .68rem}
.site-header .kh-lang-toggle i{font-size:.92rem;color:#35e9ff}
.site-header .kh-lang-toggle span{font-weight:950;letter-spacing:.02em;color:rgba(255,255,255,.82)}
.site-header .kh-lang-dropdown{min-width:172px;padding:10px;border-radius:22px;background:rgba(8,13,31,.98);border:1px solid rgba(255,255,255,.14);box-shadow:0 24px 70px rgba(0,0,0,.26);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.site-header .kh-lang-dropdown .dropdown-item{display:flex;align-items:center;gap:.7rem;padding:10px 12px;border-radius:14px;color:#fff;font-weight:900}
.site-header .kh-lang-dropdown .dropdown-item span{display:grid;place-items:center;width:34px;height:34px;border-radius:12px;background:rgba(255,255,255,.09);font-size:.8rem}
.site-header .kh-lang-dropdown .dropdown-item small{display:block;color:rgba(255,255,255,.62);font-weight:800}
.site-header .kh-lang-dropdown .dropdown-item:hover,.site-header .kh-lang-dropdown .dropdown-item.active{background:linear-gradient(135deg,rgba(53,233,255,.18),rgba(200,255,95,.12))}
.site-header .kh-lang-dropdown .dropdown-item.disabled,.site-header .kh-lang-dropdown .dropdown-item[aria-disabled="true"]{opacity:.42;pointer-events:none;cursor:default}
.site-header .kh-lang-dropdown .dropdown-item.active{font-weight:950}
body[data-theme="light"] .site-header .nav-shell{background:rgba(255,255,255,.9);border-color:rgba(219,228,242,.9);box-shadow:0 18px 60px rgba(8,17,36,.10)}
body[data-theme="light"] .site-header.is-scrolled .nav-shell{background:rgba(255,255,255,.97)}
body[data-theme="light"] .site-header .kh-navbar-brand__picture--dark{display:none}
body[data-theme="light"] .site-header .kh-navbar-brand__picture--light{display:block}
body[data-theme="light"] .site-header .navbar-nav .nav-link,body[data-theme="light"] .site-header .menu-item>a.nav-link,body[data-theme="light"] .site-header .kh-lang-toggle span{color:#47536d}
body[data-theme="light"] .site-header .navbar-nav .nav-link:hover,body[data-theme="light"] .site-header .navbar-nav .nav-link:focus,body[data-theme="light"] .site-header .navbar-nav .nav-link.active,body[data-theme="light"] .site-header .current-menu-item>a.nav-link,body[data-theme="light"] .site-header .current_page_item>a.nav-link,body[data-theme="light"] .site-header .current-menu-ancestor>a.nav-link{color:#071126;background:rgba(49,93,255,.08)}
body[data-theme="light"] .site-header .kh-primary-menu .dropdown-menu{border-color:#dbe4f2;background:rgba(255,255,255,.98);box-shadow:0 24px 70px rgba(8,17,36,.16)}
body[data-theme="light"] .site-header .kh-primary-menu .dropdown-item{color:#53617b}
body[data-theme="light"] .site-header .kh-primary-menu .dropdown-item:hover,body[data-theme="light"] .site-header .kh-primary-menu .dropdown-item:focus,body[data-theme="light"] .site-header .kh-primary-menu .dropdown-item.active,body[data-theme="light"] .site-header .kh-primary-menu .current-menu-item>.dropdown-item{color:#071126;background:rgba(49,93,255,.08)}
body[data-theme="light"] .site-header .kh-primary-menu .kh-submenu-overview>.dropdown-item{color:#071126;background:#f4f6ff}
body[data-theme="light"] .site-header .kh-lang-dropdown{background:rgba(255,255,255,.98);border-color:#dbe4f2;box-shadow:0 24px 70px rgba(8,17,36,.14)}
body[data-theme="light"] .site-header .kh-lang-dropdown .dropdown-item{color:#071126}
body[data-theme="light"] .site-header .kh-lang-dropdown .dropdown-item span{background:#eef3ff;color:#315dff}
body[data-theme="light"] .site-header .kh-lang-dropdown .dropdown-item small{color:#66718a}
body[data-theme="light"] .site-header .nav-shell .btn-kh-primary{box-shadow:0 14px 34px rgba(49,93,245,.16)}
body[data-theme="light"] .site-header .navbar-toggler:focus-visible,body[data-theme="light"] .site-header .nav-link:focus-visible,body[data-theme="light"] .site-header .dropdown-item:focus-visible,body[data-theme="light"] .site-header .kh-navbar-brand:focus-visible{outline-color:rgba(49,93,255,.5)}
@media(min-width:992px){
.site-header .kh-primary-menu .dropdown-menu{display:block;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(8px) scale(.985);transform-origin:top center;transition:opacity .18s ease,transform .18s ease,visibility .18s ease}
.site-header .kh-primary-menu .dropdown.show>.dropdown-menu,.site-header .kh-primary-menu .dropdown-menu.show{opacity:1;visibility:visible;pointer-events:auto;transform:none}
}
@media(max-width:991px){
.site-header{inset:8px 0 auto}
.site-header .nav-shell,.site-header.is-scrolled .nav-shell{padding:5px 8px;border-radius:26px;transform:none}
.site-header .kh-navbar-brand__logo{width:184px}
.site-header.is-scrolled .kh-navbar-brand__logo{width:166px}
.site-header .navbar-collapse{max-height:calc(100vh - 90px);overflow:auto;padding:.55rem .3rem .35rem}
.site-header .navbar-nav .nav-link{padding:.58rem .72rem}
.site-header .kh-primary-menu .dropdown-menu{position:static!important;transform:none!important;width:100%;min-width:0;margin:.25rem 0 .45rem;padding:.35rem 0 .35rem .7rem;border:0;border-left:1px solid rgba(255,255,255,.14);border-radius:0;background:transparent;box-shadow:none;backdrop-filter:none}
body[data-theme="light"] .site-header .kh-primary-menu .dropdown-menu{border-left-color:#dbe4f2;background:transparent;box-shadow:none}
.site-header .kh-primary-menu .dropdown-item{min-height:40px;padding:.52rem .7rem}
}
@media(max-width:575.98px){
.site-header .kh-navbar-brand__logo{width:164px}
.site-header.is-scrolled .kh-navbar-brand__logo{width:150px}
}
@media(prefers-reduced-motion:reduce){.site-header .nav-shell,.site-header .kh-navbar-brand__logo,.site-header .kh-primary-menu .dropdown-menu{transition:none}}