.eff-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 4px; max-height: 260px; overflow-y: auto; margin-top: 8px; padding: 4px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface-2); }
.eff-btn { display: flex; align-items: center; gap: 8px; padding: 4px 8px; border: 1px solid transparent; border-radius: 7px; background: transparent; color: var(--ink); font: 13px var(--font); text-align: left; cursor: pointer; min-width: 0; }
.eff-btn span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.eff-btn:hover { background: var(--surface); }
.eff-btn[aria-selected='true'] { background: var(--green-soft); border-color: var(--green); }
.eff-btn.na { opacity: 0.45; }
.eff-btn canvas, #effTable canvas { image-rendering: pixelated; flex: none; border-radius: 3px; }
.cmd-block { margin: 6px 0 8px; font: 12.5px/1.6 var(--mono); background: var(--surface-2); border: 1px solid var(--line); border-radius: 7px; padding: 8px 10px; overflow-x: auto; white-space: pre; }