:root { --site-sidebar-width: 248px; --site-topbar-height: 68px; }
body:has(.site-sidebar) { padding-left: var(--site-sidebar-width); }
.site-icon { flex-shrink: 0; display: block; }
.site-sidebar {
    position: fixed; inset: 0 auto 0 0; z-index: 100;
    display: flex; flex-direction: column; width: var(--site-sidebar-width);
    height: 100vh; height: 100dvh; background: var(--surface); border-right: 1px solid var(--line);
    color: var(--navy);
}
.site-sidebar-brand { display: flex; align-items: center; justify-content: space-between; flex-shrink: 0; min-height: 86px; padding: 22px 26px; }
.site-sidebar-brand a { display: inline-flex; }
.site-sidebar-brand img { display: block; width: 132px; height: auto; }
.site-sidebar-nav { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; padding: 0 14px 18px; scrollbar-width: thin; scrollbar-color: var(--line) transparent; }
.site-nav-group { margin: 0 0 24px; }
.site-nav-category { margin: 0 12px 8px; color: #778498; font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.site-nav-link { position: relative; display: flex; align-items: center; gap: 12px; min-height: 42px; margin: 3px 0; padding: 9px 12px; border-radius: 7px; font-size: 12px; font-weight: 550; line-height: 1.4; color: var(--muted); transition: color .15s, background-color .15s; }
.site-nav-link .site-icon { width: 18px; height: 18px; color: #73849b; }
.site-nav-link:hover { background: var(--bg); color: var(--navy); }
.site-nav-link.is-active { background: #eaf0f8; color: var(--navy); font-weight: 700; }
.site-nav-link.is-active::before { content: ''; position: absolute; left: 0; top: 13px; bottom: 13px; width: 3px; border-radius: 2px; background: var(--blue); }
.site-nav-link.is-active .site-icon { color: var(--blue); }
.site-nav-account { margin-bottom: 0; }
.site-mobile-account { display: none; }
.site-sidebar-caption { display: none; flex-shrink: 0; padding: 18px 26px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }
.site-topbar { position: sticky; top: 0; z-index: 30; height: var(--site-topbar-height); display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 0 36px; background: var(--surface); border-bottom: 1px solid var(--line); }
.site-topbar-leading { display: flex; align-items: center; gap: 12px; min-width: 0; }
.site-topbar-account { display: inline-flex; align-items: center; justify-content: center; gap: 6px; flex-shrink: 0; margin-left: auto; min-height: 40px; padding: 0 12px; border: 1px solid var(--line); border-radius: 7px; color: var(--navy); font-size: 12px; font-weight: 700; white-space: nowrap; }
.site-topbar-account:hover { background: var(--bg); }
.site-topbar-account:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.site-topbar-brand { display: none; }
.site-topbar-brand img { display: block; width: 106px; height: auto; }
.site-page-label { font-size: 13px; font-weight: 600; color: var(--navy); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.site-topbar-caption { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: 11px; }
.site-topbar-caption .site-icon { width: 16px; height: 16px; }
.site-menu-toggle, .site-sidebar-close { display: none; align-items: center; justify-content: center; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 7px; background: var(--surface); color: var(--navy); }
.site-topbar-search { position: relative; width: min(360px, 48%); }
.site-search-toggle { display: none; }
.site-topbar-search .search-form { display: flex; gap: 0; }
.site-topbar-search .search-input { min-width: 0; width: 100%; min-height: 38px; padding: 0 42px 0 12px; font-size: 12px; background: var(--bg); }
.site-topbar-search button { position: absolute; right: 0; top: 0; width: 40px; height: 38px; display: grid; place-items: center; border: 0; background: transparent; color: var(--blue); }
.site-topbar-search .search-suggestions { right: 0; }
.site-sidebar-backdrop[hidden] { display: none; }
.site-nav-link:focus-visible, .site-sidebar-brand a:focus-visible, .site-menu-toggle:focus-visible, .site-sidebar-close:focus-visible, .site-topbar-search button:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
@media (max-width: 1100px) {
    body:has(.site-sidebar) { padding-left: 0; }
    .site-topbar { padding: 0 20px; }
    .site-topbar { flex-wrap: nowrap; }
    .site-topbar-leading { flex-shrink: 0; }
    .site-topbar-account { display: none; }
    .site-mobile-account { display: block; }
    .site-sidebar-caption { display: block; }
    .site-search-toggle { display: grid; place-items: center; flex-shrink: 0; width: 44px; height: 44px; margin-left: auto; border: 1px solid var(--line); border-radius: 7px; background: var(--surface); color: var(--navy); }
    .site-search-toggle:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
    .site-topbar-search { display: none; position: absolute; top: 100%; left: 0; right: 0; width: auto; padding: 12px; background: var(--surface); border-bottom: 1px solid var(--line); }
    .site-topbar-search.is-open { display: block; }
    .site-topbar-search button { top: 12px; right: 12px; }
    .site-topbar-search .search-suggestions { top: 100%; left: 12px; right: 12px; }
    .site-menu-toggle { margin-left: auto; }
    .site-topbar-search ~ .site-menu-toggle { margin-left: 0; }
    .site-topbar-brand { display: inline-flex; flex-shrink: 0; }
    .site-page-label { display: none; }
    .site-menu-toggle, .site-sidebar-close { display: flex; flex-shrink: 0; }
    .site-sidebar { inset: 0 0 0 auto; width: min(290px, calc(100vw - 48px)); border-right: 0; border-left: 1px solid var(--line); transform: translateX(100%); visibility: hidden; transition: transform .2s ease; }
    .site-sidebar.is-open { transform: translateX(0); visibility: visible; }
    .site-sidebar-brand { padding: 16px 20px; }
    .site-sidebar-backdrop { position: fixed; inset: 0; z-index: 90; background: rgba(11, 27, 52, .38); }
    body.site-nav-open { overflow: hidden; }
    .site-nav-link { min-height: 44px; font-size: 13px; }
}
@media (max-width: 520px) {
    .site-topbar { padding: 0 12px; gap: 10px; }
    .site-topbar-caption, .site-page-label { display: none; }
    .site-topbar-brand { display: inline-flex; }
    .site-topbar-search { width: auto; }
    .site-topbar-leading { gap: 8px; }
    .site-topbar-brand img { width: 94px; }
    .site-topbar-account { padding: 0 8px; }
    .site-topbar:has(.site-topbar-search) .site-page-label { display: none; }
}
@media (prefers-reduced-motion: reduce) { .site-sidebar, .site-nav-link { transition: none; } }
@media print { body:has(.site-sidebar) { padding-left: 0; } .site-sidebar, .site-topbar, .site-sidebar-backdrop { display: none !important; } }