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.num{font-family:var(--f-mono);letter-spacing:-.02em;font-variant-numeric:tabular-nums;overflow-wrap:anywhere;font-size:1.9rem;font-weight:800;line-height:1.1;display:block}.rv .words{color:var(--muted);margin-top:2px;font-size:.92rem;font-weight:600;display:block}.ractions{align-items:center;gap:8px;display:flex}.btn{border:1.5px solid var(--line);background:var(--surface);border-radius:var(--radius-btn);cursor:pointer;box-shadow:var(--shadow-sm);justify-content:center;align-items:center;gap:8px;padding:9px 18px;font-size:.95rem;font-weight:700;transition:all .18s;display:inline-flex}.btn:hover{background:var(--surface-hover);border-color:var(--line-strong);transform:translateY(-1.5px)}.btn:active{transform:translateY(0)}.btn.primary{background:linear-gradient(135deg, var(--accent) 0%, #ea580c 100%);color:#fff;border-color:#0000;font-weight:800;box-shadow:0 4px 14px #f59e0b52}.btn.primary:hover{filter:brightness(1.05);transform:translateY(-1.5px);box-shadow:0 6px 18px 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canvas{flex:auto!important;height:100%!important;min-height:0!important}.stem-grid{grid-template-columns:minmax(0,1.38fr) minmax(0,1fr);gap:18px;display:grid}@media (max-width:960px){.stem-grid{grid-template-columns:minmax(0,1fr)!important}}.grid.abacus-fs{z-index:9999;background:var(--bg);padding:max(12px,env(safe-area-inset-top)) max(12px,env(safe-area-inset-right)) max(12px,env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);align-content:start;position:fixed;inset:0;overflow:auto}@media (max-width:960px){.grid.abacus-fs{flex-direction:column;display:flex}.grid.abacus-fs>*{flex:none}}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}
