.site-header .info-menu{position:relative;flex:0 0 44px;color:#183348}.site-header .info-menu summary{list-style:none;display:flex;align-items:center;justify-content:center;width:44px;height:44px;cursor:pointer;border-radius:50%;font-size:19px;font-weight:400;letter-spacing:0}.site-header .info-menu summary::-webkit-details-marker{display:none}.site-header .info-menu summary:hover{background:rgba(127,145,157,.12)}.site-header .info-menu summary:focus-visible{outline:2px solid #b98238;outline-offset:2px}.site-header .info-menu-list{position:absolute;right:0;top:52px;display:flex;flex-direction:column;gap:0;width:230px;background:rgba(255,255,255,.96);backdrop-filter:blur(18px);border:1px solid #dde4e9;border-radius:16px;box-shadow:0 12px 35px #17334a15;padding:10px}.site-header .info-menu-list a{display:flex;align-items:center;min-height:48px;padding:10px 14px;border-radius:8px;color:#183348;font-size:12px;letter-spacing:.02em;text-decoration:none}.site-header .info-menu-list a:hover{background:#eff3f5}.site-header.header-on-dark .info-menu>summary{color:#fff}.site-footer .info-footer-links{display:flex;gap:20px;flex-wrap:wrap;font-size:11px;letter-spacing:.04em}@media(max-width:600px){.site-header{gap:4px;padding-left:10px;padding-right:10px}.site-header nav{gap:4px}.site-header .info-menu{flex-basis:40px}.site-header .info-menu summary{width:40px;height:44px}.site-header .info-menu-list{right:0;top:49px}}
/* A compact glass surface rather than a large opaque white panel. */
.site-header .info-menu-list{width:224px;padding:8px;background:rgba(249,251,252,.78);backdrop-filter:blur(24px) saturate(1.12);-webkit-backdrop-filter:blur(24px) saturate(1.12);border-color:rgba(163,181,193,.25);box-shadow:0 12px 32px rgba(17,44,65,.10);transform-origin:top right;animation:ael-menu-in .16s ease-out both}
.site-header .info-menu-list a{font-size:12px;letter-spacing:.035em;transition:background-color .16s,color .16s}
.site-header .info-menu-list a:hover,.site-header .info-menu-list a:focus-visible{background:rgba(216,228,235,.58);color:#102c41}
.site-header .info-menu-list a:focus-visible{outline:2px solid #b98238;outline-offset:-2px}
.site-header.header-on-dark .info-menu-list{background:rgba(17,35,49,.82);border-color:rgba(222,234,242,.16);box-shadow:0 14px 34px rgba(0,0,0,.18)}
.site-header.header-on-dark .info-menu-list a{color:#eef4f7}
.site-header.header-on-dark .info-menu-list a:hover,.site-header.header-on-dark .info-menu-list a:focus-visible{background:rgba(215,230,240,.13);color:#fff}
@keyframes ael-menu-in{from{opacity:0;transform:translateY(-5px) scale(.985)}to{opacity:1;transform:none}}
@view-transition{navigation:auto}
::view-transition-old(root),::view-transition-new(root){animation-duration:.18s;animation-timing-function:ease-out}
@media(prefers-reduced-motion:reduce){.site-header .info-menu-list{animation:none}.site-header .info-menu-list a{transition:none}::view-transition-old(root),::view-transition-new(root){animation:none}}
body.no-motion .info-menu-list{animation:none}body.no-motion .info-menu-list a{transition:none}
.site-header .info-menu-list{width:248px;max-height:calc(100svh - 96px);overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin}
.site-header .info-menu-chapters{border-top:1px solid rgba(136,158,173,.22);margin-top:6px;padding-top:8px}
.site-header .info-menu-group-label{margin:5px 14px 7px;font-size:10px;line-height:1.6;letter-spacing:.1em;color:#748795}
.site-header .info-menu-chapters a{min-height:44px;padding-top:8px;padding-bottom:8px}
.site-header.header-on-dark .info-menu-group-label{color:#b8c8d2}
.site-header.header-on-dark .info-menu-chapters{border-top-color:rgba(204,221,231,.17)}

/* Readable compact glass even when nested backdrop-filter is unavailable. */
.site-header .info-menu-list{background:rgba(249,251,252,.96)}
.site-header.header-on-dark .info-menu-list{background:rgba(17,35,49,.96)}