.shell-root{--shell-sidebar-w:260px;--shell-sidebar-collapsed-w:72px;--shell-border:rgba(255,255,255,0.08);--shell-surface:rgba(12,14,22,0.92);--shell-accent:#14b8a6;--shell-accent-muted:rgba(20,184,166,0.15);--shell-text:#e2e8f0;--shell-muted:#94a3b8}.shell-layout{display:flex;min-height:calc(100dvh - 4rem);min-width:0;overflow-x:clip}.shell-layout,.shell-layout--no-sidebar .shell-main{width:100%;max-width:100%}.shell-sidebar{width:var(--shell-sidebar-w);flex-shrink:0;border-right:1px solid var(--shell-border);background:var(--shell-surface);backdrop-filter:blur(12px);display:flex;flex-direction:column;position:sticky;top:64px;height:calc(100vh - 64px);overflow:hidden}.shell-sidebar-scroll{flex:1;overflow-y:auto;overflow-x:hidden;padding:16px 12px 24px}.shell-main{flex:1;min-width:0;display:flex;flex-direction:column}.shell-content{flex:1;min-width:0}.shell-mobile-backdrop{position:fixed;inset:0;top:64px;z-index:90;background:rgba(0,0,0,.55);backdrop-filter:blur(2px)}.shell-mobile-drawer{position:fixed;left:0;top:64px;bottom:0;z-index:95;width:min(300px,88vw);background:var(--shell-surface);border-right:1px solid var(--shell-border);box-shadow:8px 0 32px rgba(0,0,0,.4);display:flex;flex-direction:column}@media (max-width:1024px){.shell-sidebar{display:none}}