.chain{display:grid;gap:var(--s4);grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));margin:0 0 var(--s5)}.chain-stage{gap:0}.chain-stage-head{display:flex;align-items:baseline;gap:var(--s3);padding-bottom:var(--s2);margin-bottom:var(--s3);border-bottom:1px solid var(--rule)}.chain-stage-head .label{color:var(--paper)}.chain-stage-head .chain-n{margin-left:auto;font-size:var(--fs-micro);letter-spacing:var(--track);text-transform:uppercase;color:var(--dim);font-variant-numeric:tabular-nums lining-nums;white-space:nowrap}.chain-steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}.chain-steps li{position:relative;margin:0;padding:9px var(--s3);border:1px solid var(--line);border-radius:var(--r);background:var(--panel);font-size:var(--fs-small);line-height:1.45}.chain-steps li + li::before{content:'';position:absolute;left:50%;top:-14px;width:1px;height:14px;background:var(--rule)}.sec-panel .chain-steps li{background:var(--ink)}.sec-panel .card .chain-steps li{background:var(--panel)}.chain-note{margin-top:var(--s4)}.card .chain-note >* + *{margin-top:var(--s3)}.chain-note ul{margin:0;padding-left:1.15em;color:var(--dim);font-size:var(--fs-small);line-height:1.6}.chain-note li{margin-bottom:6px}.chain-note li:last-child{margin-bottom:0}.chain-note strong{color:var(--paper);font-weight:600}.tech-latency >table{min-width:0}.tech-latency .specs th[scope="row"]{width:auto}.tech-latency .specs td{font-variant-numeric:tabular-nums lining-nums}@media print{.chain-stage{break-inside:avoid}.chain-steps li{background:none}.chain-stage.card{border-color:#ccc}}