.engine-section .step{display:grid;grid-template-columns:64px minmax(0,1fr) 64px;gap:16px;padding:22px 0;border-bottom:1px solid var(--rule)}.engine-section .step .sn{font:600 34px/1 var(--mono);color:var(--ink)}.engine-section .step h3{margin:0 0 6px;font-size:18px;font-weight:700}.engine-section .step p{margin:0 0 4px;color:var(--ink-2)}.engine-section .step .gr{text-align:right}.engine-section .pairs{margin:10px 0;border:1px solid var(--rule);background:var(--white)}.engine-section .pairs>.pair{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:16px;padding:9px 12px;border-top:1px solid var(--rule);font-size:14px}.engine-section .pairs>.pair:first-child{border-top:0}.engine-section .pair-right{color:var(--muted)}@container site (max-width: 720px){.engine-section .step{grid-template-columns:44px minmax(0,1fr);gap:10px}.engine-section .step .sn{font-size:26px}.engine-section .step .gr{display:none}.engine-section .step h3{font-size:15.5px}.engine-section .step p{font-size:14px}.engine-section .pairs>.pair{grid-template-columns:minmax(0,1fr);gap:0}}