._lab_p1zav_1{--ink:#182129;--muted:#667078;--line:#d6dadd;--paper:#f7f8f6;--teal:#087c77;--coral:#d95f45;--gold:#c79324;width:100%;color:var(--ink);border-top:3px solid var(--ink);border-bottom:1px solid var(--line);background:#fff}._compact_p1zav_16{margin-top:0}._labHeader_p1zav_18{background:var(--paper);grid-template-columns:minmax(0,1fr) minmax(250px,360px);gap:32px;padding:30px 32px 26px;display:grid}._labHeader_p1zav_18 h3{letter-spacing:0;max-width:820px;margin:5px 0 8px;font-size:clamp(1.55rem,3vw,2.7rem);line-height:1.02}._labHeader_p1zav_18 p{max-width:780px;color:var(--muted);margin:0;line-height:1.55}._kicker_p1zav_41{font-size:.72rem;font-weight:800;color:var(--teal)!important}._status_p1zav_47{border-left:3px solid var(--gold);align-self:end;gap:6px;padding-left:18px;display:grid}._status_p1zav_47 span,._status_p1zav_47 small{color:var(--muted);font-size:.73rem}._status_p1zav_47 b{overflow-wrap:anywhere;font-size:.92rem}._summaryStrip_p1zav_66{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}._summaryStrip_p1zav_66>div{border-right:1px solid var(--line);min-width:0;padding:17px 20px}._summaryStrip_p1zav_66>div:last-child{border-right:0}._summaryStrip_p1zav_66 span,._statGrid_p1zav_82 span,._metricLedger_p1zav_83 span,._bridgeSummary_p1zav_84 span{color:var(--muted);text-transform:uppercase;font-size:.69rem;font-weight:700;display:block}._summaryStrip_p1zav_66 b{margin-top:4px;font-size:1.15rem;display:block}._workspace_p1zav_98{grid-template-columns:286px minmax(0,1fr);min-height:690px;display:grid}._controls_p1zav_104{color:#fff;background:#202a31;padding:22px 20px}._controlTop_p1zav_110,._unitControl_p1zav_111,._rangeControl_p1zav_112>span{justify-content:space-between;align-items:center;gap:12px;display:flex}._controlTop_p1zav_110{margin-bottom:18px}._controlTop_p1zav_110 div{gap:2px;display:grid}._controlTop_p1zav_110 span,._unitControl_p1zav_111>span{color:#9ea9ae;font-size:.65rem;font-weight:800}._controlTop_p1zav_110 button,._downloads_p1zav_134 button,._unitControl_p1zav_111 button,._tabs_p1zav_136 button{font:inherit;cursor:pointer;border:1px solid #0000;border-radius:4px}._controlTop_p1zav_110 button{color:#fff;background:0 0;border-color:#52616a;padding:7px 10px}._selectControl_p1zav_150{gap:7px;margin-bottom:15px;font-size:.76rem;display:grid}._selectControl_p1zav_150 select{color:#fff;background:#29363e;border:1px solid #52616a;border-radius:4px;width:100%;min-height:37px;padding:0 9px}._unitControl_p1zav_111{margin-bottom:16px}._unitControl_p1zav_111 div{display:flex}._unitControl_p1zav_111 button{color:#cad1d4;background:#29363e;border-color:#52616a;min-width:44px;padding:6px 9px}._unitControl_p1zav_111 button+button{margin-left:-1px}._unitControl_p1zav_111 button._active_p1zav_180{color:#122126;background:#9ee0d8;border-color:#9ee0d8}._rangeControl_p1zav_112{gap:8px;margin:13px 0;display:grid}._rangeControl_p1zav_112 b{font-size:.74rem}._rangeControl_p1zav_112 output{color:#b7c1c5;font-variant-numeric:tabular-nums;font-size:.69rem}._rangeControl_p1zav_112 input{accent-color:#f0bb45;width:100%}._downloads_p1zav_134{border-top:1px solid #445159;grid-template-columns:1fr 1fr;gap:8px;margin-top:22px;padding-top:18px;display:grid}._downloads_p1zav_134 button{color:#fff;background:#087c77;min-height:38px;padding:7px;font-size:.72rem;font-weight:800}._downloads_p1zav_134 button:last-child{color:#1c252b;background:#f0bb45}._output_p1zav_228{background:#fff;min-width:0}._tabs_p1zav_136{border-bottom:1px solid var(--line);grid-template-columns:repeat(5,minmax(0,1fr));display:grid}._tabs_p1zav_136 button{border-right:1px solid var(--line);min-height:52px;color:var(--muted);background:#fff;border-radius:0;padding:10px 6px;font-size:.76rem;font-weight:800}._tabs_p1zav_136 button:last-child{border-right:0}._tabs_p1zav_136 button._active_p1zav_180{color:var(--ink);box-shadow:inset 0 -3px 0 var(--coral)}:is(._tabs_p1zav_136 button:focus-visible,._controlTop_p1zav_110 button:focus-visible,._downloads_p1zav_134 button:focus-visible,._unitControl_p1zav_111 button:focus-visible,._selectControl_p1zav_150 select:focus-visible,._rangeControl_p1zav_112 input:focus-visible){outline-offset:2px;outline:3px solid #6bb9ff}._panel_p1zav_267{min-height:620px;padding:27px 30px 32px}._viewHead_p1zav_272{grid-template-columns:minmax(0,1fr) minmax(220px,390px);align-items:end;gap:28px;margin-bottom:24px;display:grid}._viewHead_p1zav_272 span{color:var(--teal);font-size:.68rem;font-weight:800}._viewHead_p1zav_272 h4{letter-spacing:0;margin:4px 0 0;font-size:1.35rem}._viewHead_p1zav_272 p{color:var(--muted);margin:0;font-size:.84rem;line-height:1.5}._traceView_p1zav_299{gap:18px;display:grid}._chart_p1zav_304{border:1px solid var(--line);background:#fafbf9;border-radius:6px;margin:0;overflow:hidden}._chart_p1zav_304 svg{aspect-ratio:800/220;width:100%;display:block}._chart_p1zav_304 path{fill:none;stroke-width:2.2px;vector-effect:non-scaling-stroke}._gridLine_p1zav_324{stroke:#c9cfd2;stroke-dasharray:4 6}._leftLine_p1zav_329{stroke:var(--teal)}._rightLine_p1zav_330{stroke:var(--coral)}._widthLine_p1zav_331{stroke:#263c55;opacity:.5}._localLine_p1zav_332{stroke:var(--gold);stroke-width:3px!important}._chart_p1zav_304 figcaption{border-top:1px solid var(--line);align-items:center;gap:18px;min-height:42px;padding:8px 14px;font-size:.72rem;display:flex}._chart_p1zav_304 figcaption span{align-items:center;gap:6px;display:inline-flex}._chart_p1zav_304 figcaption b{color:var(--muted);margin-left:auto;font-weight:600}._chart_p1zav_304 i{width:14px;height:3px}._leftSwatch_p1zav_361{background:var(--teal)}._rightSwatch_p1zav_362{background:var(--coral)}._widthSwatch_p1zav_363{background:#263c55}._localSwatch_p1zav_364{background:var(--gold)}._histogram_p1zav_366{border:1px solid var(--line);background:#fafbf9;border-radius:6px;grid-template-columns:repeat(16,minmax(10px,1fr));align-items:end;gap:7px;height:300px;padding:28px 24px 12px;display:grid}._histogram_p1zav_366>div{text-align:center;grid-template-rows:250px 18px;align-items:end;gap:5px;height:100%;display:grid}._histogram_p1zav_366 span{background:var(--teal);border-top:4px solid #56b6ae;min-height:3px;display:block}._histogram_p1zav_366 small{color:var(--muted);font-size:.58rem}._statGrid_p1zav_82,._bridgeSummary_p1zav_84{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(3,minmax(0,1fr));margin-top:18px;display:grid}._statGrid_p1zav_82>div,._bridgeSummary_p1zav_84>div{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:15px}._statGrid_p1zav_82 b,._bridgeSummary_p1zav_84 b{font-variant-numeric:tabular-nums;margin-top:5px;font-size:1.08rem;display:block}._metricLedger_p1zav_83{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}._metricLedger_p1zav_83>div{border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:124px;padding:18px}._metricLedger_p1zav_83 b{margin:9px 0 6px;font-size:1.35rem;display:block}._metricLedger_p1zav_83 small{color:var(--muted)}._contractNote_p1zav_445,._bandwidth_p1zav_446,._nonClaim_p1zav_447{border-left:4px solid var(--coral);background:#fff4f0;margin-top:18px;padding:18px 20px}._contractNote_p1zav_445 p,._nonClaim_p1zav_447 p{margin:6px 0 0;line-height:1.55}._bandwidth_p1zav_446{border-left-color:var(--teal);background:#eef8f6;grid-template-columns:160px 1fr;gap:5px 18px;display:grid}._bandwidth_p1zav_446 small{color:var(--muted);grid-column:2}._bridgeSummary_p1zav_84{margin-top:0}._formulas_p1zav_475{border-top:1px solid var(--line);margin-top:22px}._formulas_p1zav_475>div{border-bottom:1px solid var(--line);grid-template-columns:180px minmax(0,1fr);gap:16px;padding:13px 4px;display:grid}._formulas_p1zav_475 code{overflow-wrap:anywhere;color:#42525b;font-size:.77rem}._pairing_p1zav_494{color:var(--muted);margin:18px 0 0;line-height:1.5}._evidenceColumns_p1zav_500{grid-template-columns:1.08fr .92fr;gap:32px;display:grid}._evidenceColumns_p1zav_500 h5{text-transform:uppercase;margin:0 0 12px;font-size:.78rem}._evidenceColumns_p1zav_500 a{border-top:1px solid var(--line);color:var(--ink);gap:4px;padding:11px 0;text-decoration:none;display:grid}._evidenceColumns_p1zav_500 a:hover b{color:var(--teal)}._evidenceColumns_p1zav_500 a span,._evidenceColumns_p1zav_500 li{color:var(--muted);font-size:.77rem;line-height:1.45}._evidenceColumns_p1zav_500 ol{border-top:1px solid var(--line);margin:0;padding-left:22px}._evidenceColumns_p1zav_500 li{border-bottom:1px solid var(--line);padding:12px 4px}._nonClaim_p1zav_447 code{overflow-wrap:anywhere;color:#7a4f44;margin-top:12px;font-size:.67rem;display:block}@media (max-width:900px){._labHeader_p1zav_18,._viewHead_p1zav_272,._evidenceColumns_p1zav_500,._workspace_p1zav_98{grid-template-columns:1fr}._controls_p1zav_104{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 18px;display:grid}._controlTop_p1zav_110,._downloads_p1zav_134{grid-column:1/-1}._summaryStrip_p1zav_66{grid-template-columns:repeat(2,minmax(0,1fr))}._summaryStrip_p1zav_66>div:nth-child(2){border-right:0}._summaryStrip_p1zav_66>div:nth-child(-n+2){border-bottom:1px solid var(--line)}}@media (max-width:620px){._labHeader_p1zav_18,._panel_p1zav_267{padding:22px 16px}._controls_p1zav_104{grid-template-columns:1fr;padding:20px 16px}._controlTop_p1zav_110,._downloads_p1zav_134{grid-column:auto}._tabs_p1zav_136{grid-template-columns:repeat(5,minmax(96px,1fr));overflow-x:auto}._metricLedger_p1zav_83,._statGrid_p1zav_82,._bridgeSummary_p1zav_84{grid-template-columns:repeat(2,minmax(0,1fr))}._chart_p1zav_304 svg{min-height:190px}._chart_p1zav_304 figcaption{flex-wrap:wrap}._chart_p1zav_304 figcaption b{width:100%;margin-left:0}._histogram_p1zav_366{gap:3px;padding-inline:10px}._bandwidth_p1zav_446,._formulas_p1zav_475>div{grid-template-columns:1fr}._bandwidth_p1zav_446 small{grid-column:auto}}@media (prefers-reduced-motion:reduce){._lab_p1zav_1 *,._lab_p1zav_1 :before,._lab_p1zav_1 :after{scroll-behavior:auto!important;transition-duration:.001ms!important;animation-duration:.001ms!important}}._lessonHero_p1zav_607{color:#f5f6f3;background:#1d282f;grid-template-columns:minmax(0,1.1fr) minmax(300px,.9fr);align-items:center;gap:54px;min-height:min(650px,100vh - 92px);padding:70px max(5vw,28px) 54px;display:grid}._lessonHero_p1zav_607 h1{letter-spacing:0;max-width:900px;margin:9px 0 20px;font-size:clamp(2.8rem,7vw,6.8rem);line-height:.92}._lessonHero_p1zav_607>div>p:not(._kicker_p1zav_41){color:#c5ced1;max-width:720px;font-size:1.05rem;line-height:1.65}._lessonActions_p1zav_633{flex-wrap:wrap;gap:10px;margin-top:28px;display:flex}._lessonActions_p1zav_633 a{color:#fff;border:1px solid #748087;border-radius:4px;padding:11px 15px;font-size:.8rem;font-weight:800;text-decoration:none}._lessonActions_p1zav_633 a:first-child{color:#172027;background:#f0bb45;border-color:#f0bb45}._edgeMotif_p1zav_656{background:linear-gradient(90deg,#0000 49.8%,#ffffff21 50%,#0000 50.2%),repeating-linear-gradient(0deg,#0000 0 31px,#ffffff0f 32px);border:1px solid #53616a;border-radius:6px;min-height:390px;position:relative;overflow:hidden}._edgeMotif_p1zav_656 span{border-left:4px solid #69c6bd;border-right:4px solid #69c6bd;width:22%;position:absolute;top:26px;bottom:26px;transform:skewY(-8deg)}._edgeMotif_p1zav_656 span:first-child{border-color:#69c6bd;left:18%}._edgeMotif_p1zav_656 span:nth-child(2){border-color:#ef8268;right:18%;transform:skewY(8deg)}._edgeMotif_p1zav_656 b{text-align:right;text-transform:uppercase;font-size:.76rem;line-height:1.4;position:absolute;bottom:20px;right:22px}._lessonBand_p1zav_698,._equationBand_p1zav_699,._sourceBand_p1zav_700{padding:64px max(5vw,28px)}._lessonLead_p1zav_704{grid-template-columns:minmax(180px,.35fr) minmax(0,1fr);align-items:start;gap:36px;margin-bottom:34px;display:grid}._lessonLead_p1zav_704 h2,._equationBand_p1zav_699 h2,._sourceBand_p1zav_700 h2{letter-spacing:0;margin:0;font-size:clamp(1.8rem,4vw,3.7rem);line-height:1}._lessonGrid_p1zav_721{border-top:1px solid #cfd4d6;border-left:1px solid #cfd4d6;grid-template-columns:repeat(3,minmax(0,1fr));display:grid}._lessonGrid_p1zav_721 article{border-bottom:1px solid #cfd4d6;border-right:1px solid #cfd4d6;min-height:260px;padding:24px}._lessonGrid_p1zav_721 span{color:#087c77;font-size:.7rem;font-weight:800}._lessonGrid_p1zav_721 h3{margin:42px 0 12px;font-size:1.25rem}._lessonGrid_p1zav_721 p,._equationBand_p1zav_699 p,._sourceBand_p1zav_700 p,._lessonSequence_p1zav_749 span,._lessonStop_p1zav_750 p{color:#657078;line-height:1.62}._equationBand_p1zav_699{color:#172027;background:#eaf4f1;border-top:1px solid #c8d9d5;border-bottom:1px solid #c8d9d5;grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);gap:56px;display:grid}._equationBand_p1zav_699 h2{margin:8px 0 18px}._equationBand_p1zav_699 aside{background:#fff;border-left:4px solid #d95f45;align-self:center;gap:10px;padding:24px;display:grid}._equationBand_p1zav_699 aside b{font-size:1.05rem}._equationBand_p1zav_699 aside span{color:#667078;text-transform:uppercase;font-size:.68rem;font-weight:800}._equationBand_p1zav_699 code{overflow-wrap:anywhere;font-size:.78rem}._lessonSequence_p1zav_749{border-top:1px solid #cfd4d6;margin:0;padding:0;list-style:none}._lessonSequence_p1zav_749 li{border-bottom:1px solid #cfd4d6;grid-template-columns:170px minmax(0,1fr);gap:24px;padding:20px 4px;display:grid}._sourceBand_p1zav_700{color:#f5f6f3;background:#202a31;grid-template-columns:minmax(260px,.75fr) minmax(0,1.25fr);gap:58px;display:grid}._sourceBand_p1zav_700>div:first-child p{color:#afb9bd}._sourceBand_p1zav_700 a{color:#fff;border-top:1px solid #53616a;justify-content:space-between;gap:24px;padding:15px 0;font-size:.83rem;text-decoration:none;display:flex}._sourceBand_p1zav_700 a span{color:#9ee0d8;flex:none;font-size:.7rem}._lessonStop_p1zav_750{background:#fff4f0;border-bottom:1px solid #d6dadd;grid-template-columns:170px minmax(0,1fr);gap:28px;padding:30px max(5vw,28px);display:grid}._lessonStop_p1zav_750 p{margin:0}@media (max-width:900px){._lessonHero_p1zav_607,._equationBand_p1zav_699,._sourceBand_p1zav_700{grid-template-columns:1fr}._lessonHero_p1zav_607{padding-top:48px}._edgeMotif_p1zav_656{min-height:260px}._lessonLead_p1zav_704{grid-template-columns:1fr}}@media (max-width:620px){._lessonHero_p1zav_607,._lessonBand_p1zav_698,._equationBand_p1zav_699,._sourceBand_p1zav_700{padding-inline:18px}._lessonHero_p1zav_607 h1{font-size:3rem}._lessonGrid_p1zav_721{grid-template-columns:1fr}._lessonGrid_p1zav_721 article{min-height:210px}._lessonSequence_p1zav_749 li,._lessonStop_p1zav_750{grid-template-columns:1fr}._sourceBand_p1zav_700 a{gap:6px;display:grid}}