/* perf / exit — Destructive icon button S (row delete, MD §10.2). Token-only. */
.icon-btn.perf-danger{color:var(--error-solid);border-color:var(--error-border)}
.icon-btn.perf-danger:hover{background:var(--bg-subtle)}
.icon-btn.perf-danger:disabled{opacity:.4;cursor:not-allowed}