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.9rem;font-size:.82rem;font-weight:600}.advanced-tabs button.active{background:var(--accent);color:#0b0d12}.advanced-help{padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);background:var(--bg-base);border:1px solid var(--border-subtle)}.advanced-help__title{color:var(--text-secondary);margin-bottom:.3rem;font-size:.82rem;font-weight:600}.advanced-help ul{gap:.2rem;margin:0;padding-left:1.1rem;display:grid}.advanced-help li{color:var(--text-secondary);font-size:.82rem;line-height:1.6}.advanced-help code{color:var(--accent-strong);background:#7c8cf81f;border-radius:3px;padding:.05rem .35rem;font-family:SFMono-Regular,Consolas,monospace;font-size:.78rem}.editor-tab{gap:var(--space-3);display:grid}.editor-grid{gap:var(--space-3);grid-template-columns:minmax(0,1fr);display:grid}.editor-surface{border:1px solid 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