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.rail-group{font-family:var(--sans);font-size:10px;font-weight:600;letter-spacing:.07em;text-transform:uppercase;padding:12px 10px 3px}.deck-root.shell .rail-brand+.rail-group{padding-top:2px}.deck-root.shell .rail-search{display:flex;align-items:center;gap:9px;width:100%;margin:2px 0 8px;padding:8px 10px;border:1px solid var(--hairline-strong);border-radius:var(--r-sm);background:var(--paper);color:var(--slate);font-family:var(--sans);font-size:13px;cursor:text;transition:border-color .16s,color .16s}.deck-root.shell .rail-search:hover{border-color:var(--ink);color:var(--ink)}.deck-root.shell .rail-search-ic{width:16px;height:16px;flex:0 0 16px;display:block}.deck-root.shell .rail-search-label{flex:1;text-align:left}.deck-root.shell .rail-search-kbd{font-family:var(--mono);font-size:10px;padding:1px 5px;border:1px solid var(--hairline-strong);border-radius:4px;color:var(--mist)}@media (max-width:860px){.deck-root.shell .rail-brand,.deck-root.shell .rail-label{display:none}.deck-root.shell .rail-search{width:auto;margin:0;padding:9px 11px;border-color:var(--hairline)}.deck-root.shell .rail-group,.deck-root.shell .rail-search-kbd,.deck-root.shell .rail-search-label{display:none}.deck-root.shell .shell-rail{align-items:center;padding:8px 10px}.deck-root.shell .shell-rail a{padding:9px 11px}}.deck-root.shell .shell-rail{background:var(--paper);border-right:1px solid var(--hairline);overflow:hidden auto;scrollbar-width:thin}.deck-root.shell .shell-rail:before{content:"";position:absolute;inset:-40px -60px auto -60px;height:260px;background:var(--aurora);filter:blur(6px);animation:nx-drift 14s ease-in-out infinite;pointer-events:none;z-index:0}.deck-root.shell .shell-rail>*{position:relative;z-index:1}.deck-root.shell .rail-brand{border-bottom-color:var(--hairline)}.deck-root.shell .rail-brand svg{width:30px;height:30px;padding:5px;border-radius:9px;background:var(--sky-grad);color:var(--on-accent);box-shadow:0 6px 16px -6px var(--sky-glow)}.deck-root.shell .rail-brand svg circle,.deck-root.shell .rail-brand svg path:nth-of-type(2){stroke:var(--on-accent);fill:none}.deck-root.shell .rail-brand svg circle{fill:var(--on-accent);transform-origin:16px 16px;animation:nx-pulse-dot 2.8s ease-in-out infinite}@keyframes nx-pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(1.5)}}.deck-root.shell .rail-wordmark{font-weight:800;background:linear-gradient(90deg,var(--ink),var(--signal));-webkit-background-clip:text;background-clip:text;color:transparent}.deck-root.shell .rail-search{background:var(--pebble);border-color:transparent}.deck-root.shell .rail-search:hover{border-color:var(--sky);color:var(--signal-text);background:var(--paper)}.deck-root.shell .shell-rail a{color:var(--slate);transition:background .18s,color .18s,transform .18s var(--ease-out)}.deck-root.shell .shell-rail a:not(.rail-brand):hover{background:var(--pebble);color:var(--ink);transform:translateX(2px)}.deck-root.shell .shell-rail a.on{position:relative;background:var(--sky-soft);color:var(--signal-deep);font-weight:600}.deck-root.shell .shell-rail a.on:before{content:"";position:absolute;left:-10px;top:7px;bottom:7px;width:3px;border-radius:0 3px 3px 0;background:var(--sky-grad);box-shadow:0 0 10px var(--sky-glow)}.deck-root.shell .shell-rail a.on .rail-icon{color:var(--sky-deep)}.deck-root.shell .rail-group{color:var(--mist)}.deck-root.shell .shell-main{background:radial-gradient(70% 40% at 100% 0,rgba(94,196,255,.1),transparent 70%),var(--marble)}@media (max-width:860px){.deck-root.shell .shell-rail{overflow:auto hidden}.deck-root.shell .shell-rail a.on:before{left:8px;right:8px;top:auto;bottom:2px;width:auto;height:3px;border-radius:3px}.deck-root.shell .shell-rail a:not(.rail-brand):hover{transform:none}}@media (prefers-reduced-motion:reduce){.deck-root.shell .rail-brand svg circle,.deck-root.shell .shell-rail:before{animation:none}}