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p{font-variant-numeric:tabular-nums;max-width:94ch;font-size:16px;line-height:1.8}._timeline_1bjpp_28{border-top:1px solid var(--border);grid-template-columns:auto minmax(0,1fr);align-items:center;gap:28px;padding:18px 26px;display:grid}._timeline_1bjpp_28 ._control_1bjpp_13{margin:0}._buttons_1bjpp_28{flex-wrap:wrap;gap:8px;display:flex}._buttons_1bjpp_28 button{white-space:normal;height:auto;min-height:38px;padding:9px 12px}._derivation_1bjpp_30{grid-template-columns:1fr 1fr 1fr;gap:30px;margin-top:24px;display:grid}._derivation_1bjpp_30>div{border-top:1px solid var(--border);min-width:0;padding:20px 0 16px}._stepNumber_1bjpp_30{font:13px var(--font-mono);color:var(--point);letter-spacing:.04em}._derivation_1bjpp_30 h3{margin:9px 0;font-size:17px;font-weight:500}._derivation_1bjpp_30 p{color:var(--muted);margin-bottom:14px;font-size:15px;line-height:1.8}._derivation_1bjpp_30 .math-inline{padding:5px 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