/* Shared site destinations and a contextual, native section index. */
.radio-glass-rail[data-site-rail] {
    top: var(--site-rail-top, var(--rg-header-height, 88px));
    gap: 4px;
    padding: 8px 8px 20px;
    /* Fixed flyouts must stay relative to the viewport, outside the scrolling rail. */
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}
.radio-glass[data-radio-glass] .radio-glass-rail[data-site-rail] { background-color: #0b1a21 !important; }
[data-site-rail] [hidden], .site-rail-mobile-toggle[hidden] { display: none !important; }
[data-site-rail] .site-rail-group { flex: 0 0 auto; min-width: 0; }
[data-site-rail] .site-rail-item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    min-height: 64px;
    padding: 9px 3px;
    border: 0;
    border-radius: 12px;
    color: #d0e3e5;
    background: transparent;
    font: 600 10px/1.4 'DM Sans', sans-serif;
    text-align: center;
    cursor: pointer;
    list-style: none;
    text-decoration: none;
}
[data-site-rail] summary::-webkit-details-marker { display: none; }
[data-site-rail] .site-rail-item > svg { width: 22px; height: 22px; }
[data-site-rail] .site-rail-item > .site-rail-chevron { position: absolute; right: 1px; top: 17px; width: 11px; height: 11px; }
[data-site-rail] .site-rail-item:hover, [data-site-rail] details[open] > summary { background: #18333d; color: #f4f7f3; }
[data-site-rail] .site-rail-item[aria-current], [data-site-rail] [data-current-group] > summary { background: #00d3cc; color: #060e12; }
[data-site-rail] :is(a,summary,button):focus-visible, .site-rail-mobile-toggle:focus-visible { outline: 3px solid #f4f7f3; outline-offset: -3px; }
[data-site-rail] [data-current-group] > summary::before { content: ''; position: absolute; left: -5px; top: 22px; width: 3px; height: 20px; border-radius: 2px; background: #00d3cc; }
[data-site-rail] .site-rail-page { margin-top: 8px; border-top: 1px solid #35515b; padding-top: 8px; }
[data-rail-current-section] { display: block; max-width: 64px; margin-top: 4px; font-size: 9px; line-height: 1.4; font-weight: 400; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
[data-site-rail] .site-rail-panel {
    position: fixed;
    z-index: 1;
    inset: var(--site-rail-panel-top, calc(var(--rg-header-height, 88px) + 8px)) auto auto var(--site-rail-panel-left, 94px);
    width: min(320px, calc(100vw - 110px));
    max-height: var(--site-rail-panel-height, calc(100dvh - var(--rg-header-height, 88px) - 16px));
    overflow: auto;
    overscroll-behavior: contain;
    padding: 16px;
    border: 1px solid #35515b;
    border-radius: 16px;
    background: #0b1a21;
    color: #f4f7f3;
    box-shadow: var(--rg-shadow), var(--rg-rim);
    scrollbar-width: thin;
}
[data-site-rail] .site-rail-panel-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 0 0 12px; }
[data-site-rail] .site-rail-panel-heading h2 { margin: 0; font: 700 19px/1.3 Manrope, sans-serif; letter-spacing: -.025em; }
[data-site-rail] [data-rail-close] { display: inline-flex; flex: 0 0 auto; align-items: center; justify-content: center; width: 44px; height: 44px; border: 1px solid #35515b; border-radius: 10px; background: transparent; color: #f4f7f3; cursor: pointer; }
[data-site-rail] [data-rail-close]:hover { background: #18333d; }
[data-site-rail] [data-rail-close] svg { width: 20px; height: 20px; }
[data-site-rail] [data-rail-close] span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
[data-site-rail] .site-rail-subheading { margin: 22px 8px 6px; font: 700 13px/1.5 'DM Sans', sans-serif; letter-spacing: 0; color: #b4cbd0; }
[data-site-rail] .site-rail-links { margin: 0; padding: 0; list-style: none; }
[data-site-rail] .site-rail-links li { margin: 2px 0; padding: 0; }
[data-site-rail] .site-rail-links a { display: flex; flex-direction: row; justify-content: flex-start; align-items: center; gap: 10px; min-height: 44px; padding: 10px 12px; border-radius: 9px; font: 500 14px/1.5 'DM Sans', sans-serif; text-align: left; color: #d0e3e5; overflow-wrap: anywhere; }
[data-site-rail] .site-rail-links a svg { flex: 0 0 auto; width: 19px; height: 19px; }
[data-site-rail] .site-rail-links a:hover { color: #f4f7f3; background: #18333d; box-shadow: none; }
[data-site-rail] .site-rail-links a[aria-current] { color: #060e12; background: #00d3cc; font-weight: 700; box-shadow: none; }
.site-rail-mobile-toggle { display: none; }
.radio-glass:has(.glass-nav.menu-open) :is([data-site-rail], .site-rail-mobile-toggle) { visibility: hidden; }
[data-rail-target] { scroll-margin-top: 24px; }
@media (max-width: 800px) {
    .radio-glass .site-rail-mobile-toggle:not([hidden]) { display: flex; position: sticky; z-index: 54; top: 0; align-items: center; justify-content: flex-start; gap: 10px; width: 100%; min-height: 48px; padding: 10px 20px; border: 0; border-bottom: 1px solid #35515b; background: #0b1a21; color: #f4f7f3; font: 600 14px/1.5 'DM Sans', sans-serif; cursor: pointer; }
    .site-rail-mobile-toggle svg { width: 20px; height: 20px; }
    .site-rail-mobile-toggle[aria-expanded=true] { color: #00d3cc !important; }
    .radio-glass-rail[data-site-rail] { display: none; inset: var(--site-rail-top, 48px) 0 auto; width: 100%; max-height: calc(100dvh - var(--site-rail-top, 48px)); padding: 8px 12px 16px; gap: 2px; border-bottom: 1px solid #35515b; background: #0b1a21; }
    .radio-glass [data-site-rail][data-mobile-open] { display: flex; }
    [data-site-rail] .site-rail-item { flex-direction: row; justify-content: flex-start; gap: 12px; min-height: 48px; padding: 10px 12px; font-size: 14px; text-align: left; }
    [data-site-rail] .site-rail-item > .site-rail-chevron { position: static; width: 16px; height: 16px; margin-left: auto; }
    [data-site-rail] details[open] > .site-rail-item > .site-rail-chevron { transform: rotate(90deg); }
    [data-site-rail] [data-current-group] > summary::before { top: 14px; }
    [data-site-rail] .site-rail-panel { position: static; width: auto; max-height: none; overflow: visible; margin: 4px 0 12px 12px; padding: 8px 8px 8px 12px; border: 0; border-left: 1px solid #35515b; border-radius: 0; background: transparent; box-shadow: none; }
    [data-site-rail] .site-rail-panel-heading { margin-bottom: 4px; }
    [data-site-rail] .site-rail-panel-heading h2 { font-size: 16px; }
    [data-rail-current-section] { max-width: 230px; margin-top: 0; font-size: 11px; }
    [data-rail-target] { scroll-margin-top: 64px; }
}
@media (forced-colors: active) {
    .radio-glass[data-radio-glass] .radio-glass-rail[data-site-rail] { background-color: Canvas !important; }
    [data-site-rail] .site-rail-panel, .site-rail-mobile-toggle { border: 1px solid CanvasText; background: Canvas; color: CanvasText; }
    [data-site-rail] .site-rail-item[aria-current], [data-site-rail] [data-current-group] > summary, [data-site-rail] .site-rail-links a[aria-current] { background: Highlight; color: HighlightText; outline: 2px solid Highlight; }
}

/* Art shares the site rail while retaining its original canvas and typography. */
@media(min-width:801px){
 .radio-glass.radio-glass-art{--rg-rail-width:86px}
 .radio-glass-art .radio-glass-rail[data-site-rail]{display:flex;bottom:0}
 .radio-glass.radio-glass-art :is(.front-nav.glass-nav,.glass-footer){margin-left:86px}
 body.radio-glass.art-paper-page .public-main{margin-left:86px!important;width:calc(100% - 86px)}
 .radio-glass-art .art-filter-drawer,.radio-glass.consumer-area.radio-glass-art .art-filter-drawer{left:94px;z-index:60}
 .radio-glass-art [data-site-rail]{padding-bottom:88px}
 .radio-glass-art [data-site-rail] .site-rail-filters{position:fixed;left:8px;bottom:12px;width:70px;margin:0;z-index:56}
}
[data-site-rail] .site-rail-filters{margin-top:auto;position:sticky;bottom:0;flex:0 0 auto;width:100%;background:#102129;border:1px solid #35515b;min-height:64px}
[data-site-rail] .site-rail-filters[aria-expanded=true]{background:#00d3cc;color:#060e12}
@media(max-width:800px){.radio-glass-art .art-filter-drawer{z-index:60}.radio-glass-art .site-rail-filters{position:static;min-height:48px}}