.academy .qc-session-bar{border:1px solid var(--qa-line);background:var(--qa-surface-soft);border-radius:5px;flex-wrap:wrap;justify-content:space-between;gap:16px;padding:13px 18px;font-size:.76rem;display:flex}.academy .qc-session-bar>span:first-child{color:var(--qa-accent);font-weight:600}.academy .qc-session-note{padding:12px 0 20px}.academy .qc-course-layout{grid-template-columns:240px minmax(0,1fr);align-items:start;gap:44px;display:grid}.academy .qc-course-public .qc-course-layout{grid-template-columns:minmax(0,1fr)}.academy .qc-outline{max-height:calc(100vh - 104px);padding-bottom:12px;position:sticky;top:88px;overflow:auto}.academy .qc-outline ol{margin:0 0 18px;padding:0;list-style:none}.academy .qc-outline nav button{text-align:left;width:100%;color:var(--qa-muted);background:0 0;border:0;border-left:2px solid #0000;border-radius:0;justify-content:flex-start;gap:12px;padding:13px 12px;font-weight:400;line-height:1.5;display:flex}.academy .qc-outline nav button:hover{background:var(--qa-surface);color:var(--qa-text)}.academy .qc-outline nav button[aria-current]{border-left-color:var(--qa-accent);background:var(--qa-accent-bg);color:var(--qa-text)}.academy .qc-outline small{color:var(--qa-muted);margin-top:5px;font-size:.65rem;display:block}.academy .qc-module-number{color:var(--qa-accent);min-width:20px;font-family:Georgia,serif;font-size:.94rem}.academy .qc-outline nav .qc-outline-resource{border-top:1px solid var(--qa-line);display:block}.academy .qc-outline-mobile{display:none}.academy .qc-reader{outline:none;min-width:0;scroll-margin-top:90px}.academy .qc-module-header{padding:8px 0 20px}.academy .qc-module-header h1{margin-block:12px 20px;font-size:clamp(2rem,3.6vw,3.1rem)}.academy .qc-module-header .qa-lead{font-size:1rem}.academy .qc-objectives{border-block:1px solid var(--qa-line);margin-top:24px;padding:12px 0}.academy .qc-objectives summary{color:var(--qa-accent);font-size:.83rem}.academy .qc-objectives .qa-list{margin:0;font-size:.86rem}.academy .qc-section-steps{gap:8px;margin:6px 0 34px;display:flex}.academy .qc-section-steps button{min-width:0;color:var(--qa-text);background:var(--qa-surface);border:1px solid var(--qa-line);border-top:3px solid var(--qa-line);text-align:left;cursor:pointer;border-radius:10px;flex-direction:column;flex:1;align-items:flex-start;gap:8px;min-height:0;padding:10px 10px 12px;font-size:.8rem;font-weight:600;line-height:1.35;transition:background .14s,border-color .14s,transform .14s;display:flex}.academy .qc-section-steps button:hover{background:var(--qa-accent-bg);border-color:var(--qa-accent);transform:translateY(-1px)}.academy .qc-section-steps button[aria-current]{background:var(--qa-accent-bg);border-color:var(--qa-accent);box-shadow:0 0 0 1px var(--qa-accent)}.academy .qc-section-steps button>span:first-child{background:var(--qa-accent);min-width:24px;height:24px;color:var(--qa-button-text);border-radius:999px;place-items:center;padding:0 6px;font-size:.78rem;font-weight:700;display:inline-grid}.academy .qc-theory h2{margin-bottom:26px;font-size:clamp(1.65rem,2.7vw,2.2rem)}.academy .qc-theory>p:not(.qa-eyebrow):not(.qc-takeaway){max-width:76ch;margin-bottom:23px;font-size:1.02rem;line-height:1.9}.academy .qc-worked-example{border-left:3px solid var(--qa-amber);background:var(--qa-amber-bg);margin-block:30px;padding:26px 28px}.academy .qc-worked-example h3{color:var(--qa-amber);font-size:1.14rem}.academy .qc-worked-example p{font-size:.94rem}.academy .qc-formula{background:var(--qa-violet-bg);color:var(--qa-violet);border:1px solid var(--qa-line);overflow-wrap:anywhere;padding:16px;font-family:ui-monospace,Consolas,monospace;line-height:1.8}.academy .qc-evidence-table{margin-block:25px}.academy .qc-evidence-table td{width:auto}.academy .qc-takeaway{border:1px solid var(--qa-line);background:var(--qa-green-bg);border-left:3px solid var(--qa-green);border-radius:5px;margin-block:28px;padding:22px 24px;font-size:.9rem}.academy .qc-takeaway strong{color:var(--qa-green)}.academy .qc-section-checks{border-top:1px solid var(--qa-line);margin-top:40px;padding-top:32px}.academy .qc-section-checks>h2{margin-bottom:12px;font-size:1.55rem}.academy .qc-check{border:1px solid var(--qa-line);background:var(--qa-surface);border-radius:7px;margin-block:22px;padding:26px}.academy .qc-check h3{letter-spacing:-.02em;margin-bottom:22px;font-size:1.08rem;line-height:1.5}.academy .qc-choices{gap:9px;display:grid}.academy .qc-choice{text-align:left;width:100%;min-width:0;color:var(--qa-text);border:1px solid var(--qa-line);background:var(--qa-surface-soft);justify-content:flex-start;gap:13px;padding:14px;font-size:.86rem;font-weight:400;display:flex}.academy .qc-choice:hover:not(:disabled){border-color:var(--qa-accent);background:var(--qa-accent-bg)}.academy .qc-choice:disabled{cursor:default;color:var(--qa-text)}.academy .qc-choice-letter{border:1px solid var(--qa-line);border-radius:3px;flex-shrink:0;justify-content:center;align-items:center;width:22px;height:22px;font-size:.7rem;display:inline-flex}.academy .qc-choice>span:nth-child(2){flex:1}.academy .qc-choice-label{color:var(--qa-green);align-self:center;font-size:.65rem}.academy .qc-choice-correct:disabled{border-color:var(--qa-green);background:var(--qa-green-bg)}.academy .qc-choice-wrong:disabled{border-style:dashed;border-color:var(--qa-rose);background:var(--qa-rose-bg)}.academy .qc-feedback{border-left:3px solid var(--qa-green);background:var(--qa-green-bg);margin-top:20px;padding:20px;font-size:.9rem;line-height:1.8}.academy .qc-feedback>strong{color:var(--qa-green);margin-bottom:10px;display:block}.academy .qc-feedback-wrong{border-left-color:var(--qa-rose);background:var(--qa-rose-bg)}.academy .qc-feedback-wrong>strong{color:var(--qa-rose)}.academy .qc-feedback p{margin-bottom:12px}.academy .qc-link-button{min-height:30px;color:var(--qa-accent);text-underline-offset:4px;background:0 0;border:0;border-radius:0;padding:3px 0;font-size:.78rem;text-decoration:underline;display:inline}.academy .qc-reader-controls{border-top:1px solid var(--qa-line);flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:30px;padding-block:24px 12px;display:flex}.academy .qc-reader-controls+p{margin-top:10px}.academy .qc-module-summary{border:1px solid var(--qa-line);background:var(--qa-green-bg);border-top:2px solid var(--qa-green);border-radius:7px;margin-block:35px;padding:28px}.academy .qc-module-summary h2{color:var(--qa-green);font-size:1.5rem}.academy .qc-module-summary .qa-list{font-size:.9rem}.academy .qc-module-summary summary{font-size:.82rem}.academy .qc-lab{border:1px solid var(--qa-line);border-top:2px solid var(--qa-violet);background:var(--qa-surface);border-radius:7px;margin-block:30px;padding:27px}.academy .qc-lab h3{margin-bottom:23px;font-size:1.2rem}.academy .qc-lab svg{width:100%;max-height:230px;margin-block:20px}.academy .qc-lab svg text{fill:var(--qa-muted);font-family:Arial,sans-serif;font-size:12px}.academy .qc-chart-axis{stroke:var(--qa-muted);fill:none;stroke-width:1px}.academy .qc-chart-line{stroke:var(--qa-accent);fill:none;stroke-width:2px}.academy .qc-chart-dot,.academy .qc-chart-bar{fill:var(--qa-accent)}.academy .qc-slider{margin-bottom:22px}.academy .qc-slider label{justify-content:space-between;gap:16px;margin-bottom:11px;font-size:.8rem;line-height:1.5;display:flex}.academy .qc-slider output{color:var(--qa-accent);font-variant-numeric:tabular-nums;white-space:nowrap}.academy .qc-slider input{width:100%;accent-color:var(--qa-accent);cursor:pointer;height:22px}.academy .qc-readout{background:var(--qa-accent-bg);font-variant-numeric:tabular-nums;margin-block:20px;padding:19px;font-size:.95rem}.academy .qc-wealth-flow{color:var(--qa-accent);font-variant-numeric:tabular-nums;justify-content:space-between;align-items:center;gap:8px;margin-block:26px;font-size:1.6rem;display:flex}.academy .qc-wealth-flow small{color:var(--qa-muted);font-size:.65rem;display:block}.academy .qc-observations{flex-wrap:wrap;gap:10px;margin-block:20px;display:flex}.academy .qc-observations span{border:1px solid var(--qa-line);border-radius:4px;padding:10px 16px}.academy .qc-meter{width:100%;height:22px;accent-color:var(--qa-accent)}.academy .qc-question-grid{grid-template-columns:repeat(10,minmax(0,1fr));gap:6px;margin-block:24px;display:grid}.academy .qc-question-grid button{background:var(--qa-surface);border-color:var(--qa-line);min-height:34px;color:var(--qa-muted);padding:7px;font-size:.75rem}.academy .qc-question-grid button[aria-current]{border-color:var(--qa-accent);color:var(--qa-text)}.academy .qc-question-grid .qc-question-answered{background:var(--qa-accent-bg);color:var(--qa-accent)}.academy .qc-gate,.academy .qc-score{border:1px solid var(--qa-line);background:var(--qa-surface-soft);border-radius:7px;margin-block:24px;padding:30px}.academy .qc-score h2{color:var(--qa-accent);font-size:2.6rem}.academy .qc-score td{width:auto}.academy .qc-filter-label{margin-bottom:10px;font-size:.8rem;display:block}.academy .qc-reader select{width:100%;max-width:480px;color:var(--qa-text);background:var(--qa-surface);border:1px solid var(--qa-line);font:inherit;border-radius:5px;margin-bottom:20px;padding:13px;font-size:.85rem}.academy .qc-local-entry{border:1px solid var(--qa-accent);background:var(--qa-accent-bg);border-radius:6px;margin-block:24px;padding:24px 28px}.academy .qo-resource-links{border-top:1px solid var(--qa-line);margin-top:18px;padding-top:18px}.academy .qo-resource-link{color:var(--qa-text);border-left:2px solid #0000;padding:12px;font-size:.8rem;line-height:1.6;display:block}.academy .qo-resource-link:hover{border-color:var(--qa-accent);background:var(--qa-accent-bg)}.academy .qo-resource-links>.qa-small{padding:8px 12px;font-size:.65rem;line-height:1.6}.academy .qo-reader>.qc-session-bar{margin-bottom:28px}.academy .qo-code-example{min-width:0;margin-block:28px}.academy .qo-code-example figcaption,.academy .qo-code-example summary{color:var(--qa-muted);padding-block:10px;font-size:.8rem}.academy .qo-code-example pre,.academy .qo-code pre{border:1px solid var(--qa-line);background:var(--qa-code-bg);max-width:100%;color:var(--qa-text);white-space:pre;tab-size:4;border-radius:5px;padding:20px;font:.8rem/1.8 ui-monospace,Consolas,monospace;overflow-x:auto}.academy .qo-code code,.academy .qo-code-example code,.academy .qo-code-example samp{font:inherit}.academy .qo-code-example pre:focus-visible,.academy .qo-code pre:focus-visible{outline:2px solid var(--qa-accent);outline-offset:3px}.academy [data-research-lab] label{margin-top:20px;font-size:.83rem;display:block}.academy [data-research-lab] input[type=range]{width:100%;accent-color:var(--qa-accent);margin-block:10px 20px;display:block}.academy .qo-references{margin-top:30px;font-size:.85rem}.academy .qo-map-presets{flex-wrap:wrap;gap:8px;margin-block:20px;display:flex}.academy .qo-map-presets button{padding:8px 12px;font-size:.75rem}.academy .qo-map-inputs{border:0;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-block:20px;padding:0;display:grid}.academy .qo-map-inputs legend{margin-bottom:15px;font-size:.85rem}.academy .qo-map-inputs label{font-size:.75rem;display:block}.academy .qo-map-inputs input{width:100%;accent-color:var(--qa-accent);margin-top:10px;display:block}.academy .qo-map-lab figure{margin-block:22px}.academy .qo-map-lab svg{width:100%;max-width:360px;margin:auto;display:block}.academy .qo-map-lab figcaption{color:var(--qa-muted);margin-top:12px;font-size:.75rem;line-height:1.7}@media (max-width:1000px){.academy .qc-course-layout{grid-template-columns:200px minmax(0,1fr);gap:25px}.academy .qc-section-steps button>span:nth-child(2){display:none}.academy .qc-wealth-flow{font-size:1.3rem}}@media (max-width:800px){.academy .qc-course-layout{grid-template-columns:1fr}.academy .qc-outline{max-height:none;position:static}.academy .qc-outline-desktop{display:none}.academy .qc-outline-mobile{border-bottom:1px solid var(--qa-line);padding-block:12px;display:block}.academy .qc-outline-mobile summary{font-size:.86rem}}@media (max-width:560px){.academy .qc-session-bar{gap:4px}.academy .qc-check,.academy .qc-lab,.academy .qc-worked-example,.academy .qc-module-summary,.academy .qc-gate,.academy .qc-score{padding:20px}.academy .qc-theory>p:not(.qa-eyebrow):not(.qc-takeaway){font-size:.96rem}.academy .qc-choice{flex-wrap:wrap;padding:12px}.academy .qc-choice-label{width:100%;padding-left:35px}.academy .qc-reader-controls{flex-direction:column;align-items:stretch}.academy .qc-question-grid{grid-template-columns:repeat(8,minmax(0,1fr))}.academy .qc-wealth-flow{font-size:1.15rem}.academy .qc-readout{padding:14px;font-size:.86rem}}.academy .qc-study-notes{border:1px solid var(--qa-line);border-left:3px solid var(--qa-violet);background:var(--qa-violet-bg);border-radius:5px;margin-block:28px;padding:24px 28px}.academy .qc-study-notes h3{color:var(--qa-violet);margin-bottom:16px;font-size:1.1rem}.academy .qc-study-notes p{font-size:.94rem;line-height:1.85}.academy .qc-study-notes p:last-child{margin-bottom:0}.academy .qc-mistake{border-color:var(--qa-rose);background:var(--qa-rose-bg)}.academy .qc-mistake h3{color:var(--qa-rose)}.academy ol.qo-worked-steps{list-style:decimal}.academy .qo-worked-steps li::marker{color:var(--qa-amber);font-weight:600}.academy .qc-worked-example>.qa-eyebrow{color:var(--qa-amber)}.academy .qc-evidence-table th{color:var(--qa-violet);background:var(--qa-violet-bg)}.academy .qc-objectives summary,.academy .qo-code-example figcaption{color:var(--qa-violet)}.academy .qo-code-example details{border-left:2px solid var(--qa-green);padding-left:16px}.academy .qo-code-example summary{color:var(--qa-green)}.academy .qo-token-keyword{color:var(--qa-violet);font-weight:600}.academy .qo-token-string{color:var(--qa-green)}.academy .qo-token-number,.academy .qo-token-function{color:var(--qa-amber)}.academy .qo-token-comment{color:var(--qa-code-comment);font-style:italic}.academy .qo-token-builtin{color:var(--qa-accent)}.academy .qo-token-constant,.academy .qo-token-operator{color:var(--qa-rose)}@media (max-width:560px){.academy .qc-study-notes{padding:20px}}
.academy .qw-activity{border:1px solid var(--qa-line);border-top:3px solid var(--qa-violet);background:var(--qa-surface);border-radius:7px;min-width:0;margin-block:32px;padding:26px}.academy .qw-activity h3{font-size:1.3rem}.academy .qw-activity h4{color:var(--qa-violet);margin-block:22px 10px}.academy :where(.qw-activity,.qw-interview,.qw-cases,.qw-search-form) label{margin-block:16px 9px;font-size:.9rem;display:block}.academy :where(.qw-activity,.qw-interview,.qw-cases,.qw-search-form) :is(input,select,textarea){border:1px solid var(--qa-line);background:var(--qa-surface-soft);width:100%;min-width:0;color:var(--qa-text);font:inherit;border-radius:5px;margin-block:8px 16px;padding:13px;font-size:1rem;display:block}.academy textarea{resize:vertical;max-width:100%;line-height:1.7}.academy :where(textarea,select,[tabindex]):focus-visible{outline:2px solid var(--qa-accent);outline-offset:4px}.academy .qw-focus{scroll-margin-top:100px}.academy .qw-input-row{align-items:baseline;gap:12px;display:flex}.academy .qw-input-row input{flex:1}.academy .qw-activity details{margin-block:18px}.academy .qw-activity summary{color:var(--qa-violet)}.academy .qw-activity .qa-actions{gap:20px}.academy .qw-toolbar{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;display:grid}.academy .qw-reading-tools{border-block:1px solid var(--qa-line);margin-block:20px 28px;padding-block:14px}.academy .qw-reading-tools .qa-actions{align-items:center;gap:10px 22px;margin-block:0 12px;font-size:.8rem}.academy .qw-reading-tools p{margin:4px 0}.academy .qw-resource-links{margin-block:20px}.academy .qw-resume{padding-block:14px;font-size:.8rem}.academy .qw-bookmarks{padding:0;list-style:none}.academy .qw-bookmarks li{border-bottom:1px solid var(--qa-line);flex-wrap:wrap;justify-content:space-between;gap:16px;padding-block:18px;display:flex}.academy .qw-math{background:var(--qa-violet-bg);border:1px solid var(--qa-line);border-left:3px solid var(--qa-violet);min-width:0;max-width:100%;margin-block:24px;padding:20px 24px}.academy .qw-math figcaption{color:var(--qa-violet);margin-bottom:12px;font-size:.86rem}.academy .qw-math-scroll{max-width:100%;margin-bottom:15px;padding:15px 6px;overflow-x:auto}.academy math{color:var(--qa-text);min-width:min-content;margin:0;font-family:Cambria Math,STIX Two Math,math;font-size:1.2rem}.academy .qw-math details{margin-block:14px;font-size:.86rem;line-height:1.8}.academy .qw-math summary{color:var(--qa-violet)}.academy .qw-math p{margin-block:14px}.academy .qw-glossary{margin-block:28px}.academy .qw-glossary>div{border-bottom:1px solid var(--qa-line);padding-block:22px;scroll-margin-top:100px}.academy .qw-glossary dt{color:var(--qa-violet);font-size:1.1rem;font-weight:600}.academy .qw-glossary dd{margin:10px 0 0}.academy .qw-glossary dd p{margin-bottom:8px}.academy [id^=formula-],.academy #notation,.academy #glossary,.academy #formulas{scroll-margin-top:100px}.academy .qw-chart-series{fill:none;stroke-width:2.5px}.academy .qw-series-0{stroke:var(--qa-accent)}.academy .qw-series-1{stroke:var(--qa-amber)}.academy .qw-series-2{stroke:var(--qa-violet)}.academy .qw-bar-0{fill:var(--qa-accent)}.academy .qw-bar-1{fill:var(--qa-amber)}.academy .qw-bar-2{fill:var(--qa-violet)}.academy .qw-chart figcaption{color:var(--qa-violet)}.academy .qw-cases .qa-actions button[aria-current]{border-color:var(--qa-violet);background:var(--qa-violet-bg)}.academy .qw-search-form{background:var(--qa-surface);border:1px solid var(--qa-line);border-radius:7px;margin-block:30px;padding:24px}.academy .qw-search-results{margin:0;padding:0;list-style:none}.academy .qw-search-results li{border-bottom:1px solid var(--qa-line);padding-block:24px}.academy .qw-search-results h2{font-size:1.2rem}.academy .qw-search-results p{max-width:85ch}.academy .qa-nav{flex-wrap:wrap}@media (max-width:600px){.academy .qw-toolbar{grid-template-columns:1fr;gap:0}.academy .qw-input-row{display:block}.academy .qw-activity,.academy .qw-math,.academy .qw-search-form{padding:20px}.academy .qw-reading-tools .qa-actions{gap:12px 20px}}
.academy{--qp-blue:#3987e5;--qp-orange:#d95926;--qp-green:#199e70;--qp-amber:#c98500;--qp-violet:#9085e9;--qp-rose:#e66767;--qp-grid:#1f2830;--qp-baseline:#3a4651;--qp-ink:var(--qa-text);--qp-ink-2:#c3ccd3;--qp-ink-3:#8b98a3}.light .academy{--qp-blue:#2a78d6;--qp-orange:#eb6834;--qp-green:#1baf7a;--qp-amber:#eda100;--qp-violet:#6250d6;--qp-rose:#e34948;--qp-grid:#ece6de;--qp-baseline:#c9bdb0;--qp-ink-2:#52423a;--qp-ink-3:#85766b}.academy .qp-tone-accent,.academy .qp-tone-blue{--tone:var(--qp-blue)}.academy .qp-tone-orange{--tone:var(--qp-orange)}.academy .qp-tone-green{--tone:var(--qp-green)}.academy .qp-tone-amber{--tone:var(--qp-amber)}.academy .qp-tone-violet{--tone:var(--qp-violet)}.academy .qp-tone-rose{--tone:var(--qp-rose)}.academy .qp-tone-muted{--tone:var(--qp-ink-3)}.academy .qt-figure{border:1px solid var(--qa-line);background:var(--qa-surface);border-radius:8px;margin:32px 0;padding:20px 20px 16px}.academy .qt-figure-title{color:var(--qa-text);margin:0 0 6px;font-size:.95rem;font-weight:600}.academy .qt-figure figcaption{text-align:left;color:var(--qa-muted);margin-top:10px;font-size:.86rem;line-height:1.6}.academy .qt-figure-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));gap:16px;margin-block:32px;display:grid}.academy .qt-figure-grid .qt-figure{margin:0}.academy .qt-figure-grid[data-count="3"]{grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr))}.academy .qp-plot svg{touch-action:pan-y;width:100%;height:auto;display:block;overflow:visible}.academy .qp-plot text{font-family:system-ui,-apple-system,Segoe UI,Arial,sans-serif}.academy .qp-grid{stroke:var(--qp-grid);stroke-width:1px}.academy .qp-baseline{stroke:var(--qp-baseline);stroke-width:1px}.academy .qp-tick{fill:var(--qp-ink-3);font-variant-numeric:tabular-nums;font-size:11.5px}.academy .qp-axis-label,.academy .qp-label{fill:var(--qp-ink-2);font-size:12px}.academy .qp-label.qp-colored{fill:var(--qp-ink)}.academy .qp-strong{fill:var(--qp-ink);font-weight:600}.academy .qp-line{fill:none;stroke:var(--tone);stroke-width:2px;stroke-linejoin:round;stroke-linecap:round}.academy .qp-dash{stroke-dasharray:6 5}.academy .qp-area{fill:var(--tone);stroke:none}.academy .qp-points circle{fill:var(--tone);stroke:var(--qa-surface);stroke-width:1.5px}.academy .qp-points.qp-hollow circle{fill:var(--qa-surface);stroke:var(--tone);stroke-width:2px}.academy .qp-bar{fill:var(--tone);fill-opacity:.85}.academy .qp-bar:hover{fill-opacity:1}.academy .qp-rule{stroke:var(--tone);stroke-width:1.5px}.academy .qp-head,.academy .qp-rect{fill:var(--tone)}.academy .qp-rect.qp-outline{stroke:var(--tone);stroke-width:1.5px}.academy .qp-heat{fill:var(--tone)}.academy .qp-heat-label{fill:var(--qp-ink);font-variant-numeric:tabular-nums;font-size:11px}.academy .qp-node{fill:var(--qa-surface-soft);stroke:var(--tone);stroke-width:1.5px}.academy .qp-node-text{fill:var(--qp-ink);font-size:12.5px;font-weight:600}.academy .qp-box{fill:var(--tone);fill-opacity:.16;stroke:var(--tone);stroke-width:2px}.academy .qp-box-line{stroke:var(--tone);stroke-width:2px;stroke-linecap:round}.academy .qp-box-line.qp-median{stroke:var(--qp-ink);stroke-width:3px}.academy .qp-box-line.qp-fence{stroke:var(--qp-ink-3);stroke-width:1.2px;stroke-dasharray:4 4}.academy .qp-mean{fill:var(--qa-surface);stroke:var(--qp-ink);stroke-width:1.5px}.academy .qp-outlier{fill:var(--qa-surface);stroke:var(--qp-rose);stroke-width:2px}.academy .qp-crosshair{stroke:var(--qp-ink-3);stroke-width:1px}.academy .qp-hover-dot{fill:var(--tone);stroke:var(--qa-surface);stroke-width:2px}.academy .qp-readout{color:var(--qp-ink-2);font-variant-numeric:tabular-nums;flex-wrap:wrap;gap:4px 16px;margin:6px 0 0;font-size:.8rem;display:flex}.academy .qp-legend{color:var(--qp-ink-2);flex-wrap:wrap;gap:6px 18px;margin:8px 0 0;padding:0;font-size:.82rem;list-style:none;display:flex}.academy .qp-legend li{align-items:center;gap:7px;display:inline-flex}.academy .qp-swatch{background:var(--tone);border-radius:2px;width:14px;height:3px;display:inline-block}.academy .qp-swatch-dash{background:repeating-linear-gradient(90deg, var(--tone) 0 4px, transparent 4px 7px)}.academy .qt-theory{margin-block:8px 24px}.academy .qt-theory>p,.academy .qt-callout p,.academy .qt-derivation p{max-width:74ch}.academy .qt-heading{border-top:1px solid var(--qa-line);margin:40px 0 12px;padding-top:18px;font-size:1.3rem}.academy .qt-list{max-width:74ch;margin-block:12px 18px;padding-left:1.4em}.academy .qt-list li{margin-bottom:8px}.academy .qt-display{margin:14px 0;padding:6px 2px;overflow:auto hidden}.academy .qt-inline .katex{font-size:1.06em}.academy .katex{color:inherit}.academy .qt-formula{border:1px solid var(--qa-line);border-left:3px solid var(--qa-violet);background:var(--qa-violet-bg);border-radius:6px;margin:28px 0;padding:18px 22px}.academy .qt-formula figcaption{letter-spacing:.08em;text-transform:uppercase;color:var(--qa-violet);font-size:.78rem;font-weight:600}.academy .qt-formula-body{font-size:1.12rem;overflow-x:auto}.academy .qt-formula-body:focus-visible{outline:2px solid var(--qa-accent);outline-offset:3px}.academy .qt-where{gap:6px;margin:6px 0 0;font-size:.92rem;display:grid}.academy .qt-where-label{border-top:1px solid var(--qa-line);color:var(--qa-muted);margin:8px 0 0;padding-top:12px;font-size:.85rem;font-style:italic}.academy .qt-where div{grid-template-columns:minmax(64px,max-content) 1fr;align-items:baseline;gap:14px;display:grid}.academy .qt-where dt{text-align:right}.academy .qt-where dd{color:var(--qa-text);margin:0}.academy .qt-formula-note{color:var(--qa-muted);margin:10px 0 0;font-size:.88rem}.academy .qt-callout{border:1px solid var(--qa-line);background:var(--qa-surface-soft);border-radius:6px;margin:26px 0;padding:18px 22px}.academy .qt-callout>p:last-child{margin-bottom:0}.academy .qt-callout-title{color:var(--qa-text);margin:0 0 8px;font-weight:600}.academy .qt-callout-title .qa-eyebrow{margin-bottom:4px;display:block}.academy .qt-callout-definition{border-left:3px solid var(--qa-accent)}.academy .qt-callout-theorem{border-left:3px solid var(--qa-violet);background:var(--qa-violet-bg)}.academy .qt-callout-intuition{border-left:3px solid var(--qa-green);background:var(--qa-green-bg)}.academy .qt-callout-warning{border-left:3px solid var(--qa-rose);background:var(--qa-rose-bg)}.academy .qt-callout-practice{border-left:3px solid var(--qa-amber);background:var(--qa-amber-bg)}.academy .qt-derivation{border:1px solid var(--qa-line);background:var(--qa-surface);border-radius:6px;margin:22px 0;padding:0 20px}.academy .qt-derivation summary{cursor:pointer;padding:14px 0;font-weight:600}.academy .qt-derivation summary .qa-eyebrow{margin-right:8px}.academy .qt-derivation ol{padding-left:1.3em}.academy .qt-derivation li p{margin-block:6px}.academy .qt-derivation-end{padding-bottom:14px;font-weight:600}.academy .qt-table table td,.academy .qt-table table th{font-variant-numeric:tabular-nums}.academy .qt-code,.academy .qt-predict{border:1px solid var(--qa-line);border-top:2px solid var(--qp-green);background:var(--qa-surface);border-radius:8px;margin:34px 0;padding:24px}.academy .qt-code h3{margin-bottom:8px}.academy .qt-editor{box-sizing:border-box;width:100%;color:var(--qa-text);background:var(--qa-code-bg);border:1px solid var(--qa-line);tab-size:4;white-space:pre;resize:vertical;border-radius:5px;margin:8px 0 12px;padding:14px 16px;font:.92rem/1.6 ui-monospace,Consolas,Cascadia Mono,monospace;display:block;overflow:auto}.academy .qt-editor:focus-visible{outline:2px solid var(--qa-accent);outline-offset:2px}.academy .qt-code-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.academy .qa-text-button,.academy button.qa-text-button{min-height:40px;color:var(--qa-accent);text-underline-offset:4px;background:0 0;border:0;padding:8px 6px;text-decoration:underline}.academy .qt-result{border:1px solid var(--qa-line);background:var(--qa-surface-soft);border-radius:6px;margin-top:14px;padding:12px 16px}.academy .qt-result.qt-pass{border-color:var(--qa-green);background:var(--qa-green-bg)}.academy .qt-result.qt-fail{border-color:var(--qa-rose);background:var(--qa-rose-bg)}.academy .qt-verdict{margin:0;font-weight:600}.academy .qt-pass .qt-verdict{color:var(--qa-green)}.academy .qt-fail .qt-verdict{color:var(--qa-rose)}.academy .qt-stdout{background:var(--qa-code-bg);white-space:pre-wrap;border-radius:4px;max-height:260px;margin:10px 0 0;padding:10px 12px;font:.85rem/1.5 ui-monospace,Consolas,monospace;overflow:auto}.academy .qt-hint{margin-top:12px}.academy .qt-hint summary{cursor:pointer;color:var(--qa-accent);font-size:.9rem;font-weight:600}.academy .qt-predict-row{flex-wrap:wrap;gap:10px;margin-top:8px;display:flex}.academy .qt-predict-row input{min-height:46px;color:var(--qa-text);background:var(--qa-code-bg);border:1px solid var(--qa-line);border-radius:5px;flex:200px;padding:10px 12px;font:.95rem ui-monospace,Consolas,monospace}.academy .qt-numeric .qt-predict-row{align-items:center}.academy .qt-numeric .qt-predict-row input{flex:0 220px}.academy .qt-unit{color:var(--qa-muted);font-size:.9rem}.academy .qt-numeric .qt-result{margin-top:12px}@media (max-width:640px){.academy .qt-figure{padding:14px 10px 12px}.academy .qt-formula{padding:14px}.academy .qt-code,.academy .qt-predict{padding:16px}.academy .qt-where div{grid-template-columns:minmax(48px,max-content) 1fr;gap:10px}}.academy .qt-theory-status{align-content:start;gap:10px;min-height:120px;margin:18px 0 28px;display:grid}.academy .qt-skeleton{background:linear-gradient(90deg, var(--qa-surface-soft), var(--qa-line), var(--qa-surface-soft));background-size:200% 100%;border-radius:4px;height:14px;animation:1.4s linear infinite qt-shimmer;display:block}.academy .qt-skeleton-short{width:60%}@keyframes qt-shimmer{to{background-position:-200% 0}}@media (prefers-reduced-motion:reduce){.academy .qt-skeleton{animation:none}}.academy .qt-capstone-steps{gap:22px;margin:20px 0 0;padding:0;list-style:none;display:grid}.academy .qt-display-inner{overflow:visible}.academy .qt-display:focus-visible{outline:2px solid var(--qa-accent);outline-offset:3px}