.shell{min-height:100dvh}.skip-link{z-index:100;border-radius:var(--radius);background:var(--text);color:var(--bg);padding:8px 12px;position:absolute;top:-40px;left:12px}.skip-link:focus{top:12px}.brand{color:var(--text);align-items:center;gap:10px;text-decoration:none;display:flex}.brand strong{letter-spacing:-.01em;font-size:1.0625rem;display:block}.brand small{color:var(--text-faint);font-size:.75rem;display:block}.brand-mark{background:var(--primary);width:34px;height:34px;color:var(--primary-contrast);border-radius:10px;place-items:center;font-size:1.05rem;font-weight:800;display:grid}.sidebar{z-index:30;width:var(--sidebar-width);border-right:1px solid var(--border);background:var(--surface);flex-direction:column;gap:18px;padding:20px 14px 16px;display:flex;position:fixed;inset:0 auto 0 0}.sidebar>nav{flex:1;overflow-y:auto}.sidebar-cta{margin-top:4px}.nav-list{flex-direction:column;gap:2px;margin:0;padding:0;list-style:none;display:flex}.nav-link{border-radius:var(--radius);width:100%;min-height:40px;color:var(--text-muted);text-align:left;cursor:pointer;background:0 0;border:0;align-items:center;gap:10px;padding:8px 10px;font-size:.9375rem;font-weight:560;text-decoration:none;display:flex}.nav-link:hover{background:var(--surface-2);color:var(--text)}.nav-link[aria-current=page]{background:var(--primary-soft);color:var(--primary)}.nav-badge{background:var(--accent);color:#1d2125;text-align:center;border-radius:999px;min-width:22px;margin-left:auto;padding:1px 7px;font-size:.75rem;font-weight:700}.sidebar-footer{border-top:1px solid var(--border);flex-direction:column;gap:10px;padding-top:12px;display:flex}.user-card{align-items:center;gap:8px;display:flex}.user-meta{flex:1;min-width:0}.user-meta strong,.user-meta small{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.user-meta strong{font-size:.875rem}.user-meta small{color:var(--text-faint);font-size:.75rem}.user-card .icon-btn{width:32px;height:32px}.main{min-height:100dvh;margin-left:var(--sidebar-width);outline:none}.topbar,.tabbar{display:none}@media (width<=899px){.sidebar{display:none}.main{margin-left:0}.topbar{z-index:30;height:56px;padding:0 8px 0 16px;padding-top:env(safe-area-inset-top);border-bottom:1px solid var(--border);background:color-mix(in srgb, var(--surface) 92%, transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);justify-content:space-between;align-items:center;display:flex;position:sticky;top:0}.topbar .brand-mark{width:30px;height:30px;font-size:.95rem}.topbar-bell{position:relative}.bell-dot{border:2px solid var(--surface);background:var(--danger);border-radius:50%;width:9px;height:9px;position:absolute;top:9px;right:10px}.tabbar{z-index:40;height:calc(var(--tabbar-height) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);border-top:1px solid var(--border);background:color-mix(in srgb, var(--surface) 95%, transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);grid-template-columns:repeat(5,1fr);display:grid;position:fixed;inset:auto 0 0}.tab{color:var(--text-faint);cursor:pointer;background:0 0;border:0;flex-direction:column;justify-content:center;align-items:center;gap:2px;font-size:.6875rem;font-weight:600;text-decoration:none;display:flex;position:relative}.tab[aria-current=page]{color:var(--primary)}.tab-badge{background:var(--accent);color:#1d2125;border-radius:999px;min-width:18px;padding:0 5px;font-size:.6875rem;line-height:18px;position:absolute;top:6px;left:calc(50% + 6px)}.tab-cta-circle{border:4px solid var(--bg);background:var(--primary);width:50px;height:50px;color:var(--primary-contrast);box-shadow:var(--shadow);border-radius:50%;place-items:center;margin-top:-18px;display:grid}.sheet-backdrop{z-index:45;background:#14171a66;position:fixed;inset:0}.sheet{z-index:50;padding:12px 12px calc(var(--tabbar-height) + env(safe-area-inset-bottom) + 12px);border-radius:var(--radius-lg) var(--radius-lg) 0 0;background:var(--surface);box-shadow:var(--shadow);position:fixed;inset:auto 0 0}}