feat(notifications): alert oversight review queues

src/app.css

@@ -220,6 +220,8 @@
 
 .desktop-agent-trigger>img,.desktop-agent-panel header>img,.mobile-agent-state>img{border-color:var(--shd-orange);border-radius:50%;box-shadow:0 0 0 3px #0a0c0d,0 0 0 4px #f6a82144}
 @media(max-width:900px){.mobile-navigation{overflow-x:hidden}.mobile-navigation>a span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}
+.mobile-nav-toggle{position:relative}.mobile-nav-unread{position:absolute;top:-7px;right:-7px;min-width:18px;height:18px;display:grid;place-items:center;padding:0 4px;border:1px solid #e8a43a;background:var(--shd-orange);box-shadow:0 0 0 2px #0a0c0d;color:#111;font-size:6px;font-style:normal;font-weight:900;line-height:1;pointer-events:none}
+.oversight-preference-heading{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-top:18px;padding:14px 9px 9px;border-top:1px solid var(--shd-border)}.oversight-preference-heading h3{margin:4px 0 0;font-size:13px}.oversight-preference-heading>span{color:#8ecce5;font-size:6px;font-weight:900;letter-spacing:.8px}.oversight-preference-form{display:grid;gap:7px}.oversight-preference-row{display:grid;grid-template-columns:minmax(190px,.65fr) minmax(420px,1.35fr);align-items:center;gap:10px;padding:9px;border:1px solid var(--shd-border);background:#0d1011}.oversight-preference-row>div:first-child{display:grid;gap:4px}.oversight-preference-row>div:first-child b{font-size:8px;letter-spacing:.7px}.oversight-preference-row>div:first-child small{color:var(--shd-text-muted);font-size:5px;letter-spacing:.5px}.oversight-preference-row fieldset{margin:0}@media(max-width:760px){.oversight-preference-heading{align-items:start;flex-direction:column}.oversight-preference-row{grid-template-columns:1fr}.oversight-preference-row fieldset>div{grid-template-columns:1fr 1fr}}
 
 /* Global action feedback */
 .toast-viewport{position:fixed;z-index:1000;top:calc(var(--shd-header-height) + 12px);right:clamp(12px,2vw,28px);width:min(390px,calc(100vw - 24px));display:grid;gap:8px;pointer-events:none}.toast-message{--toast-tone:#829093;position:relative;min-height:72px;display:grid;grid-template-columns:4px minmax(0,1fr) 34px;overflow:hidden;border:1px solid #414849;border-top:2px solid var(--toast-tone);background:linear-gradient(105deg,#171b1cee,#0c0f10f7);box-shadow:0 12px 30px #000b;color:var(--shd-text);pointer-events:auto;animation:toast-enter .18s ease-out}.toast-message.success{--toast-tone:var(--shd-success)}.toast-message.error{--toast-tone:var(--shd-danger)}.toast-message.warning{--toast-tone:var(--shd-orange)}.toast-message.info{--toast-tone:#6d9daf}.toast-message>i{width:4px;height:100%;background:var(--toast-tone);box-shadow:0 0 12px color-mix(in srgb,var(--toast-tone) 50%,transparent)}.toast-message>div{min-width:0;display:grid;align-content:center;gap:4px;padding:11px 10px}.toast-message span{color:var(--toast-tone);font-size:6px;font-weight:900;letter-spacing:1px}.toast-message strong{overflow-wrap:anywhere;font-size:9px;line-height:1.3;letter-spacing:.3px}.toast-message p{margin:0;color:#91999b;font-size:7px;line-height:1.45}.toast-message>button{width:34px;height:34px;margin:4px 3px 0 0;border:0;background:transparent;color:#70787a;font-size:17px;cursor:pointer}.toast-message>button:hover,.toast-message>button:focus-visible{background:#ffffff09;color:var(--toast-tone)}.toast-message>button:active{transform:translateY(1px);filter:brightness(.8)}@keyframes toast-enter{from{opacity:0;transform:translateX(18px)}to{opacity:1;transform:none}}@media(max-width:700px){.toast-viewport{top:calc(var(--shd-header-height) + 8px);right:8px;width:calc(100vw - 16px)}.toast-message{min-height:68px}}@media(prefers-reduced-motion:reduce){.toast-message{animation:none}}