.auc-mode{flex-wrap:wrap;gap:8px;margin-bottom:.85rem;display:flex}.auc-mode-btn{background:var(--bg-card);border:1px solid var(--border);color:var(--text-dim);cursor:pointer;border-radius:6px;padding:6px 14px;font-size:.85rem;transition:all .2s}.auc-mode-btn:hover{background:var(--border);color:var(--text)}.auc-mode-btn.active{background:var(--accent);color:#080a14;border-color:var(--accent);font-weight:600;box-shadow:0 0 12px #6366f14d}@media (prefers-color-scheme:dark){.auc-mode-btn.active{color:#fff}}.auc-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.8rem;margin-bottom:.85rem;display:grid}.auc-canvas-wrap{margin-top:.85rem;margin-bottom:.85rem}#auc-canvas{width:100%;height:160px;display:block}#auc-result{margin-top:.85rem}