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var(--accent);outline-offset:2px}.stu-sidebar,.stu-drawer{background:var(--bg-hud);border-right:1px solid var(--border);flex-direction:column;min-height:0;display:flex}.stu-sidebar{width:var(--shell-sidebar-width);height:100dvh;padding-top:var(--safe-area-top);padding-bottom:var(--safe-area-bottom);box-sizing:border-box;transition:width .16s}.stu-sidebar[data-collapsed]{width:var(--shell-rail-width)}.stu-sidebar-head{justify-content:space-between;align-items:center;gap:8px;min-height:40px;padding:12px 12px 8px;display:flex}.stu-sidebar[data-collapsed] .stu-sidebar-head{justify-content:center;padding-inline:0}.stu-brand{border-radius:var(--radius-card);min-width:0;min-height:40px;color:var(--brand-wordmark);align-items:center;gap:10px;padding:0 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96px);color:var(--text);box-shadow:0 20px 50px #00000059, 0 0 0 1px color-mix(in oklab, var(--text) 6%, transparent);gap:0;padding:8px;display:grid;overflow-y:auto}@supports (color:lab(0% 0 0)){.menu-sheet-panel{box-shadow:0 20px 50px lab(0% 0 0/.35), 0 0 0 1px color-mix(in oklab, var(--text) 6%, transparent)}}.menu-sheet-header{justify-content:space-between;align-items:center;gap:12px;margin-bottom:2px;padding:6px 8px 10px;display:flex}.menu-sheet-title{letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);font-size:.72rem;font-weight:650}.menu-sheet-account{border-bottom:1px solid color-mix(in oklab, var(--border) 80%, transparent);align-items:center;gap:12px;margin-bottom:4px;padding:8px 10px 14px;display:flex}.menu-sheet-account-text{gap:2px;min-width:0;display:grid}.menu-sheet-account-name{color:var(--text);text-overflow:ellipsis;white-space:nowrap;font-size:.95rem;font-weight:600;overflow:hidden}.menu-sheet-account-email{text-overflow:ellipsis;white-space:nowrap;font-size:.78rem;overflow:hidden}.menu-sheet-close{color:var(--text-muted);border-radius:var(--radius-card,6px);background:0 0;border:none}.menu-sheet-close:hover{color:var(--text);background:color-mix(in oklab, var(--bg) 55%, transparent);border-color:#0000}.menu-sheet-nav{gap:2px;display:grid}.menu-sheet-group{gap:2px;margin-top:8px;display:grid}.menu-sheet-group:first-child{margin-top:0}.menu-sheet-group-label{letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted,#8b929a);margin:0 4px 4px;font-size:.6875rem}.menu-sheet-item{box-sizing:border-box;border-radius:var(--radius-card,6px);width:100%;color:var(--text);font:inherit;text-align:left;cursor:pointer;background:0 0;border:none;align-items:center;gap:12px;margin:0;padding:11px 12px;font-size:.95rem;font-weight:500;line-height:1.2;text-decoration:none;transition:background .12s,color .12s;display:flex}.menu-sheet-item:hover{background:color-mix(in oklab, var(--accent) 11%, transparent);color:var(--text)}.menu-sheet-item:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.menu-sheet-item-icon{width:20px;height:20px;color:var(--text-muted);flex:none;place-items:center;transition:color .12s;display:grid}.menu-sheet-item:hover .menu-sheet-item-icon{color:var(--accent)}.menu-sheet-item-label{flex:1;min-width:0}.menu-sheet-item-chevron{color:var(--text-muted);opacity:.4;flex:none}.menu-sheet-item:hover .menu-sheet-item-chevron{opacity:.7;color:var(--accent)}.menu-sheet-footer{border-top:1px solid color-mix(in oklab, var(--border) 70%, transparent);gap:2px;margin-top:6px;padding-top:6px;display:grid}.menu-sheet-item--quiet{color:var(--text-muted);font-weight:500}.menu-sheet-item--quiet:hover{color:var(--danger);background:color-mix(in oklab, var(--danger) 10%, transparent)}.menu-sheet-item--quiet:hover .menu-sheet-item-icon{color:var(--danger)}.menu-sheet-empty{margin:4px 8px 10px;font-size:.9rem}@media (prefers-reduced-motion:reduce){.menu-sheet{animation:none}.menu-sheet-item{transition:none}}.shell-chrome-btn{pointer-events:auto;box-sizing:border-box;border-radius:var(--radius-card,6px);border:1px solid var(--border);background:var(--bg-hud,var(--bg-elevated,#151820));-webkit-backdrop-filter:none;width:36px;min-width:36px;height:36px;min-height:36px;color:var(--text-muted);cursor:pointer;box-shadow:none;font:inherit;filter:none;place-items:center;margin:0;padding:0;font-weight:500;line-height:1;text-decoration:none;display:grid;position:relative}.shell-chrome-btn.stu-dense-btn,.shell-chrome-btn.stu-dense-btn--icon{background:var(--bg-hud,var(--bg-elevated,#151820));width:36px;min-width:36px;max-width:36px;height:36px;min-height:36px;max-height:36px;color:var(--text-muted);border:1px solid var(--border);box-shadow:none;place-items:center;gap:0;padding:0;font-weight:500;display:grid}.shell-chrome-btn.stu-dense-btn--icon:hover:not(:disabled){filter:none;background:var(--bg-hud,var(--bg-elevated,#151820));color:var(--text);border-color:color-mix(in oklab, var(--accent) 50%, var(--border))}.shell-chrome-btn:hover{color:var(--text);border-color:color-mix(in oklab, var(--accent) 50%, var(--border))}.shell-chrome-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.shell-chrome-btn--profile{color:var(--accent);padding:0;overflow:hidden}.shell-chrome-btn--profile.stu-dense-btn,.shell-chrome-btn--profile.stu-dense-btn--icon{color:var(--accent)}.shell-chrome-btn--profile>*{width:100%;min-width:0;height:100%;min-height:0}@media (prefers-reduced-motion:reduce){.shell-chrome-btn{transition:none}}