.post-body{line-height:1.86}
.post-body h2{margin:2.7rem 0 .95rem;line-height:1.35}
.post-body p{margin-bottom:1.45rem}
.post-body var{font-family:Georgia,serif;font-size:1.04em}
.tda-eyebrow,.tda-kicker{color:#547b90;font-size:.71rem;font-weight:700;letter-spacing:.115em;text-transform:uppercase}
.tda-eyebrow{margin:2.1rem 0 .15rem}
.post-header .post-title{line-height:1.16;letter-spacing:-.045em;margin:.25rem 0 1.1rem;font-size:clamp(2.25rem,5vw,3.25rem)}
.tda-deck{font-size:1.22rem;line-height:1.66;color:#364a57;max-width:670px;margin:1.55rem 0 1.25rem}
.tda-paper-link{display:inline-flex;align-items:center;gap:.4rem;font-size:.9rem;font-weight:650;text-decoration:none;border-bottom:1px solid #8fb7c8;padding-bottom:3px}
.tda-readtime{white-space:nowrap}
.tda-lab{margin:2.15rem 0 2.3rem;padding:1.45rem;background:#f6fafc;border:1px solid #d7e5eb;border-radius:18px;box-shadow:0 8px 24px rgba(20,58,79,.045);font-size:.94rem;line-height:1.55}
.tda-lab-head{display:flex;justify-content:space-between;align-items:start;gap:1rem;margin-bottom:1.05rem}
.tda-lab-head h3{margin:.12rem 0 0;font-size:1.26rem;line-height:1.25;letter-spacing:-.025em}
.tda-kicker{margin:0!important}
.tda-lab-tag{font:600 .7rem/1.3 Inter,Arial,sans-serif;color:#52728a;border:1px solid #c9dce6;border-radius:100px;padding:6px 10px;white-space:nowrap}
.tda-segment{display:inline-flex;gap:4px;background:#e4eef3;padding:4px;border-radius:12px;margin-bottom:1rem}
.tda-segment button,.tda-presets button{font:600 .77rem/1.35 Inter,Arial,sans-serif;cursor:pointer;border:1px solid transparent;border-radius:9px;padding:9px 11px;color:#49697a;background:transparent}
.tda-segment .is-active{background:#fff;border-color:#d8e6ec;color:#174c69;box-shadow:0 1px 4px #173c5418}
.tda-viz-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tda-viz{margin:0;min-width:0;background:#fff;border:1px solid #e0e8ec;border-radius:13px;padding:11px}
.tda-viz figcaption{font-size:.83rem;line-height:1.4;font-weight:700;color:#243e4e;display:flex;align-items:baseline;justify-content:space-between;gap:9px}
.tda-viz figcaption span{font-size:.71rem;color:#78909c;font-weight:500;white-space:nowrap}
.tda-viz svg{display:block;width:100%;height:auto;margin-top:5px;overflow:visible}
.tda-control{margin:1rem 0 .35rem}
.tda-control label{display:flex;justify-content:space-between;align-items:baseline;font-size:.81rem;font-weight:600;color:#425e6b;margin-bottom:8px}
.tda-control label strong{font-weight:700;color:#0c5579;font-variant-numeric:tabular-nums}
.tda-control input{display:block;width:100%;accent-color:#19779c;cursor:pointer;min-height:24px}
.tda-scale-labels{display:flex;justify-content:space-between;font-size:.7rem;color:#728996}
.tda-live{background:#e7f2f7;border-left:3px solid #2e819f;padding:.65rem .8rem;margin:.95rem 0 .65rem!important;border-radius:0 7px 7px 0;font-size:.83rem;line-height:1.6;color:#345b6f}
.tda-caption{font-size:.73rem;line-height:1.65;color:#647b88;margin:.9rem 0 0!important}
.tda-equation{text-align:center;overflow-x:auto;background:#fbfcfd;border:1px solid #e5ecf0;border-radius:10px;padding:1rem .6rem;margin:1.35rem 0;font:italic 1.25rem/1.5 Georgia,"Times New Roman",serif;white-space:nowrap;color:#18415a}
.tda-instruction{font-size:.86rem;line-height:1.65;color:#4a6777;margin:0 0 1rem!important}
.tda-rips-layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:12px}
.tda-topology-stats{display:flex;flex-direction:column;gap:9px}
.tda-stat{background:#fff;border:1px solid #e0e8ec;border-radius:12px;padding:.7rem .85rem}
.tda-stat>span{display:block;font-size:.74rem;font-weight:600;color:#526976}
.tda-stat strong{display:block;font-size:2.05rem;line-height:1.2;color:#176888;font-variant-numeric:tabular-nums;letter-spacing:-.04em;margin:4px 0}
.tda-stat small{font-size:.66rem;color:#7b8e99}
.tda-topology-stats .tda-live{margin:0!important;flex:1}
.tda-presets{display:flex;gap:6px;flex-wrap:wrap;margin:12px 0 0}
.tda-presets button{border-color:#cadfe9;background:#fff;padding:7px 10px}
.tda-presets button:hover,.tda-segment button:hover{border-color:#619fbc}
.tda-presets button:focus-visible,.tda-segment button:focus-visible{outline:2px solid #19779c;outline-offset:2px}
.tda-insight{margin:1.9rem 0;padding:1.2rem 1.4rem;background:#eef4f8;border-left:4px solid #327f9c;border-radius:0 12px 12px 0}
.tda-insight-label{font-weight:700;text-transform:uppercase;letter-spacing:.09em;font-size:.69rem;color:#397c98}
.tda-insight p{margin:.45rem 0 0;font-size:1.1rem;line-height:1.7}
.tda-flow{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;margin:1.6rem 0 1.85rem}
.tda-flow>div{position:relative;padding:1rem .45rem;text-align:center;background:#f1f6f9;border:1px solid #dce9ef;border-radius:10px;color:#284b60;font-weight:650;font-size:.72rem;line-height:1.4}
.tda-flow span{display:block;font-size:.66rem;color:#5c91a9;margin-bottom:5px;letter-spacing:.09em}
.tda-results{padding:1.3rem;border:1px solid #dae8ee;border-radius:14px;background:#fafcfd;margin:1.7rem 0}
.tda-result-row+.tda-result-row{margin-top:1rem}
.tda-result-label{display:flex;gap:10px;justify-content:space-between;align-items:baseline;font-size:.81rem;margin-bottom:7px;line-height:1.5}
.tda-result-label strong{font-weight:600}
.tda-result-label span{color:#1d6786;font-weight:700;white-space:nowrap;font-variant-numeric:tabular-nums}
.tda-track{height:17px;background:#e5ebef;overflow:hidden;border-radius:5px}
.tda-bar{height:100%;border-radius:5px}
.tda-primary{background:linear-gradient(90deg,#236f8a,#3994a7)}
.tda-secondary{background:#9aaeb9}
.tda-results figcaption{font-size:.72rem;line-height:1.65;color:#697d88;margin-top:1rem}
.tda-credit{border-top:1px solid #dfe8ec;margin:3rem 0 0;padding-top:1.25rem;font-size:.84rem;color:#4c5f6b}
.tda-credit h3{font-size:1rem;margin:0 0 .8rem;color:#233f4d}
.tda-credit p{margin:0 0 .7rem}
@media(max-width:700px){
  .tda-lab{padding:1rem;margin-left:-5px;margin-right:-5px}
  .tda-lab-tag{font-size:.62rem}
  .tda-viz-grid{grid-template-columns:1fr}
  .tda-rips-layout{grid-template-columns:1fr}
  .tda-topology-stats{display:grid;grid-template-columns:1fr 1fr}
  .tda-topology-stats .tda-live{grid-column:1/-1}
  .tda-flow{grid-template-columns:repeat(2,1fr)}
  .tda-flow>div:last-child{grid-column:1/-1}
  .tda-deck{font-size:1.09rem}
}
@media(max-width:390px){
  .tda-lab-head{flex-wrap:wrap}
  .tda-segment{display:flex;width:100%}
  .tda-segment button{flex:1;padding:9px 6px}
  .tda-results{padding:1rem}
}