@import"https://fonts.googleapis.com/css2?family=Instrument+Sans:wght@400;500;600;700&display=swap";:root{font-family:Instrument Sans,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#111b2e;background:#f5f7fb;font-synthesis:none;text-rendering:optimizeLegibility;--ink: #111b2e;--ink-soft: #46556c;--muted: #6d7b90;--line: #dbe2ec;--line-strong: #c6d0de;--surface: #ffffff;--surface-soft: #f7f9fc;--blue: #2563d8;--blue-dark: #194cae;--blue-soft: #eaf2ff;--navy: #0d1b31;--positive: #087a5b;--negative: #b93a48;--amber: #bd6d20;--radius-shell: 14px;--radius-control: 9px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;background:#f5f7fb;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button,a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid rgba(37,99,216,.28);outline-offset:2px}.sr-only,.sr-only:not(:focus):not(:active){position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.app-shell{min-height:100vh}.app-header{position:sticky;top:0;z-index:30;height:66px;border-bottom:1px solid rgba(198,208,222,.8);background:#ffffffeb;backdrop-filter:blur(16px)}.header-inner{width:min(1460px,calc(100% - 40px));height:100%;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.brand-lockup{display:inline-flex;align-items:center;gap:10px;text-decoration:none}.brand-copy{display:grid;line-height:1.05}.brand-copy strong{font-size:15px;letter-spacing:-.02em}.brand-copy span{margin-top:4px;color:var(--muted);font-size:10px;font-weight:600;letter-spacing:.08em;text-transform:uppercase}.primary-nav{display:flex;align-items:center;gap:4px;padding:4px;border:1px solid var(--line);border-radius:11px;background:var(--surface-soft)}.primary-nav a{min-height:34px;padding:0 14px;border-radius:7px;display:inline-flex;align-items:center;gap:6px;color:var(--ink-soft);font-size:13px;font-weight:600;text-decoration:none}.primary-nav a.active{color:var(--ink);background:#fff;box-shadow:0 1px 3px #0d1b311f}.lab-page,.learn-page{width:min(1460px,calc(100% - 40px));margin:0 auto;padding:32px 0 72px}.lab-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:22px}.eyebrow{margin:0 0 7px;color:var(--blue);font-size:10px;font-weight:700;letter-spacing:.11em;text-transform:uppercase}.lab-intro h1,.learn-intro h1,.article-header h1{margin:0;color:var(--ink);letter-spacing:-.045em}.lab-intro h1{font-size:clamp(30px,3.2vw,48px);line-height:1}.lab-intro>div:first-child>p:last-child{max-width:720px;margin:11px 0 0;color:var(--ink-soft);font-size:15px;line-height:1.5}.intro-actions{display:flex;align-items:center;gap:9px;flex:0 0 auto}.primary-button,.quiet-button{min-height:40px;border-radius:var(--radius-control);padding:0 14px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:13px;font-weight:650;cursor:pointer;transition:border-color .16s ease,background .16s ease,transform .16s ease,box-shadow .16s ease}.primary-button{border:1px solid var(--blue);color:#fff;background:var(--blue);box-shadow:0 4px 12px #2563d82e;text-decoration:none}.primary-button:hover:not(:disabled){background:var(--blue-dark);border-color:var(--blue-dark);transform:translateY(-1px)}.primary-button:disabled{opacity:.5;cursor:not-allowed}.quiet-button{border:1px solid var(--line);color:var(--ink-soft);background:#fff}.quiet-button:hover{border-color:var(--line-strong);color:var(--ink);background:var(--surface-soft)}.scenario-summary{min-height:42px;padding:10px 14px;border:1px solid var(--line);border-radius:11px;display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--ink-soft);background:#fff;font-size:13px;font-weight:600}.scenario-summary span{padding:3px 7px;border-radius:5px;color:var(--muted);background:#eef2f7;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:9px;letter-spacing:.01em;white-space:nowrap}.share-message,.validation-panel{margin-top:10px;border-radius:9px;padding:10px 13px;font-size:12px}.share-message{border:1px solid #bed5fb;color:#1d4d9f;background:#eff5ff}.validation-panel{border:1px solid #f0c5c9;color:#8d2532;background:#fff3f4}.validation-panel ul{margin:6px 0 0;padding-left:18px}.lab-workspace{margin-top:18px;display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,352px);align-items:start;gap:20px}.lab-main-column{min-width:0;display:grid;gap:18px}.lab-inspector-column{position:sticky;top:84px;min-width:0}.mobile-results{display:none}.builder-surface,.chart-section,.simulation-panel{min-width:0;border:1px solid var(--line);border-radius:var(--radius-shell);background:var(--surface);box-shadow:0 1px 2px #0d1b3108,0 10px 26px #0d1b3109}.builder-surface{padding:20px}.chart-section{padding:20px 20px 14px}.section-heading-row{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.section-heading-row h2,.simulation-panel strong{margin:0;color:var(--ink);font-size:17px;line-height:1.25;letter-spacing:-.025em}.chart-title-row p:not(.eyebrow){margin:5px 0 0;color:var(--muted);font-size:12px;line-height:1.45}.model-context{margin-top:8px;display:grid;justify-items:start;gap:6px}.contract-restatement{color:#3d506a;font-size:10px;font-weight:700;line-height:1.45}.pricing-model-stamp{max-width:100%;min-height:24px;border:1px solid #a9c5ef;border-radius:5px;padding:4px 7px 4px 10px;display:inline-flex;flex-wrap:wrap;align-items:center;gap:4px 7px;color:#274f8d;background:#f1f6ff;box-shadow:inset 3px 0 #4f83dc;line-height:1.2}.pricing-model-stamp>span{font-size:8px;font-weight:800;letter-spacing:.09em;text-transform:uppercase}.pricing-model-stamp strong{font-size:9px}.pricing-model-stamp code{color:#607896;font-size:8px}.estimate-badge,.custom-path-label{border-radius:999px;padding:5px 8px;color:#406086;background:#eef4fb;font-size:9px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap}.primary-fields-toggle,.primary-fields-summary{display:none}.primary-fields{margin-top:18px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px}.field{min-width:0;margin:0;display:grid;align-content:start;gap:6px;border:0;padding:0}.field-label{color:#516178;font-size:10px;font-weight:700;letter-spacing:.035em}.field-hint{color:var(--muted);font-size:10px}.field input,.field select{width:100%;min-width:0;min-height:40px;border:1px solid var(--line-strong);border-radius:var(--radius-control);padding:0 11px;color:var(--ink);background:#fff;font-weight:600;transition:border-color .15s ease,box-shadow .15s ease}.field input:hover{border-color:#9eacbe}.field input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px #2563d81c}.input-wrap{position:relative}.input-wrap input{padding-right:48px}.input-suffix{position:absolute;top:50%;right:10px;transform:translateY(-50%);color:var(--muted);font-size:10px;font-weight:600;pointer-events:none}.segmented-control{min-height:40px;padding:3px;border:1px solid var(--line-strong);border-radius:var(--radius-control);display:grid;grid-template-columns:repeat(2,1fr);gap:2px;background:#f5f7fa}.segmented-control button{min-width:0;border:0;border-radius:6px;color:var(--muted);background:transparent;font-size:12px;font-weight:650;cursor:pointer}.segmented-control button.active{color:var(--ink);background:#fff;box-shadow:0 1px 3px #0d1b3124}.model-selector-block{margin-top:20px;padding-top:18px;border-top:1px solid #e7ebf1}.model-selector-label{display:flex;align-items:center;gap:6px}.tooltip-trigger{width:18px;height:18px;border:0;padding:0;display:inline-grid;place-items:center;color:var(--muted);background:transparent;cursor:pointer}.tooltip-trigger:hover,.tooltip-trigger:focus-visible{color:var(--blue)}.model-selector-help{margin:9px 0 0;border-left:2px solid #9dbcf2;padding:7px 10px;color:var(--ink-soft);background:#f4f7fc;font-size:10px;line-height:1.45}.model-selector{margin-top:9px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.model-selector button{min-width:0;min-height:102px;padding:13px;border:1px solid var(--line);border-radius:10px;display:grid;align-content:start;gap:5px;text-align:left;color:var(--ink-soft);background:#fbfcfe;cursor:pointer;transition:border-color .15s ease,background .15s ease,box-shadow .15s ease}.model-selector button:hover{border-color:#aebacf}.model-selector button.active{border-color:#8bb1f2;background:#f1f6ff;box-shadow:inset 0 0 0 1px #b9d2fb}.model-selector strong{color:var(--ink);font-size:13px}.model-selector span{font-size:10px;line-height:1.35}.model-selector small{margin-top:auto;color:#78879b;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:8px}.advanced-disclosure{margin:17px -20px -20px;border-top:1px solid var(--line)}.advanced-disclosure>summary,.why-panel>summary,.assumptions-panel>summary,.simulation-panel>summary{list-style:none;cursor:pointer}.advanced-disclosure>summary::-webkit-details-marker,.why-panel>summary::-webkit-details-marker,.assumptions-panel>summary::-webkit-details-marker,.simulation-panel>summary::-webkit-details-marker{display:none}.advanced-disclosure>summary{min-height:52px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;color:var(--ink-soft);font-size:12px;font-weight:650}details[open]>summary svg{transform:rotate(180deg)}summary svg{transition:transform .16s ease}.advanced-grid{padding:0 20px 20px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px}.scenario-strip{margin:16px 0 12px;display:flex;flex-wrap:wrap;gap:6px}.scenario-strip-wrap{position:relative}.scenario-scroll-control{display:none}.scenario-strip button{min-height:30px;padding:0 10px;border:1px solid var(--line);border-radius:999px;color:var(--ink-soft);background:#fff;font-size:10px;font-weight:650;cursor:pointer}.scenario-strip button:hover{border-color:#aab7c7}.scenario-strip button.active{border-color:#9dbcf2;color:#194cae;background:var(--blue-soft)}.chart-frame{min-width:0;overflow:hidden;border:1px solid #e5eaf1;border-radius:10px;background:#fbfcfe}.chart-frame svg{display:block;width:100%;height:auto;overflow:visible}.interactive-chart svg{touch-action:none}.chart-grid-line{stroke:#e5eaf1;stroke-width:1}.chart-axis-label{fill:#66768b;font-size:10px;font-weight:700}.strike-line{stroke:#9ba8ba;stroke-width:1;stroke-dasharray:5 5}.strike-label{fill:#667487;font-size:10px;font-weight:750}.zero-line{stroke:#9faabd;stroke-width:1.2}.path-area{fill:#2563d80f}.path-line{fill:none;stroke:var(--blue);stroke-width:3;stroke-linejoin:round;stroke-linecap:round}.path-point{fill:#fff;stroke:var(--blue);stroke-width:2.5;cursor:ns-resize;transition:r .12s ease,fill .12s ease}.path-point:hover,.path-point:focus{r:8;fill:var(--blue-soft)}.path-point.locked{fill:var(--blue);cursor:default}.chart-legend{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px 12px;color:var(--muted);font-size:9px;font-weight:650}.chart-legend span{display:inline-flex;align-items:center;gap:5px}.chart-legend i{width:16px;height:2px;display:inline-block;background:currentColor}.economics-line,.comparison-line,.representative-line{fill:none;stroke-linejoin:round;stroke-linecap:round}.economics-line{stroke-width:2.7}.economics-primary{color:var(--blue);stroke:var(--blue)}.economics-secondary{color:var(--amber);stroke:var(--amber)}.event-line{stroke:#aab6c6;stroke-width:1;stroke-dasharray:4 4}.event-point{fill:#fff;stroke:var(--blue);stroke-width:2}.comparison-line{stroke-width:2.6}.comparison-selected{color:var(--blue);stroke:var(--blue)}.comparison-option{color:var(--positive);stroke:var(--positive)}.comparison-future{color:#8d6ab8;stroke:#8d6ab8}.comparison-notes{padding:11px 2px 0;display:grid;grid-template-columns:repeat(3,1fr);gap:12px;color:var(--muted);font-size:9px;line-height:1.35}.comparison-notes strong{color:var(--ink-soft)}.results-panel{overflow:hidden;border:1px solid #172945;border-radius:14px;padding:19px;color:#fff;background:var(--navy);box-shadow:0 18px 42px #0d1b312e}.results-kicker{margin-bottom:18px;display:flex;align-items:center;gap:6px;color:#a9bad1;font-size:9px;font-weight:650;letter-spacing:.045em;text-transform:uppercase}.live-dot{width:7px;height:7px;border-radius:50%;background:#64d7ac;box-shadow:0 0 0 4px #64d7ac1a}.results-panel .eyebrow{color:#86b3ff}.results-panel h2{margin:0;color:#dfe8f5;font-size:12px;font-weight:600}.results-panel .contract-restatement{color:#c3d1e3}.results-panel .pricing-model-stamp{border-color:#42658f;color:#d7e6fa;background:#152943;box-shadow:inset 3px 0 #78a9f5}.results-panel .pricing-model-stamp code{color:#9eb3cf}.result-hero{margin-top:5px;font-size:clamp(31px,4vw,42px);font-weight:700;letter-spacing:-.045em;font-variant-numeric:tabular-nums}.result-hero.positive{color:#79e1bb}.result-hero.negative{color:#ff9eaa}.result-hero.neutral{color:#fff}.result-caption{margin:5px 0 17px;color:#91a4be;font-size:10px}.metric-list{margin:0;border-top:1px solid rgba(196,211,230,.15)}.metric-list>div{min-height:40px;border-bottom:1px solid rgba(196,211,230,.12);display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:0 14px}.metric-list>div.help-open{padding-top:9px}.metric-list dt{display:flex;align-items:center;gap:5px;color:#a9bad0;font-size:10px}.metric-help-trigger{width:18px;height:18px;border:0;padding:0;display:inline-grid;flex:0 0 auto;place-items:center;color:#a9bad0;background:transparent;opacity:.75;cursor:pointer}.metric-help-trigger:hover,.metric-help-trigger:focus-visible,.metric-help-trigger[aria-expanded=true]{color:#bcd3f3;opacity:1}.metric-list dd{margin:0;color:#fff;font-size:12px;font-weight:650;font-variant-numeric:tabular-nums;text-align:right}.metric-help{grid-column:1 / -1;margin:0 0 10px;border-left:2px solid rgba(134,179,255,.65);padding:3px 0 3px 9px;color:#b5c6dc;font-size:9px;line-height:1.45}.why-panel,.assumptions-panel{margin-top:13px;border:1px solid rgba(200,215,235,.14);border-radius:9px;background:#ffffff09}.why-panel>summary,.assumptions-panel>summary{min-height:42px;padding:0 11px;display:flex;align-items:center;justify-content:space-between;color:#dfe9f6;font-size:11px;font-weight:650}.explanation-list{padding:0 11px 11px;display:grid;gap:9px}.explanation-list>div{padding-top:9px;border-top:1px solid rgba(200,215,235,.12)}.explanation-list>div>div{display:flex;align-items:center;justify-content:space-between;gap:10px}.explanation-list strong{color:#dfe9f6;font-size:10px}.explanation-list span{font-size:10px;font-weight:700}.explanation-list span.positive{color:#79e1bb}.explanation-list span.negative{color:#ff9eaa}.explanation-list span.neutral{color:#dfe9f6}.explanation-list p{margin:4px 0 0;color:#93a6bf;font-size:9px;line-height:1.4}.assumptions-panel ul{margin:0;padding:0 25px 12px;color:#a9bad0;font-size:9px;line-height:1.5}.assumptions-panel li+li{margin-top:5px}.education-note{margin:14px 2px 0;color:#8499b4;font-size:8px;line-height:1.4}.empty-results{min-height:180px;display:grid;place-items:center;color:#a9bad0;font-size:12px;text-align:center}.simulation-panel{overflow:hidden}.simulation-panel>summary{min-height:72px;padding:0 20px;display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:18px}.simulation-panel>summary>span:first-child{display:grid}.simulation-panel>summary .eyebrow{margin-bottom:4px}.simulation-summary-note{color:var(--muted);font-size:10px}.simulation-content{padding:0 20px 20px}.simulation-intro{padding-top:17px;border-top:1px solid var(--line)}.simulation-intro>p{max-width:760px;margin:0;color:var(--ink-soft);font-size:12px;line-height:1.5}.simulation-controls{margin-top:14px;display:grid;grid-template-columns:minmax(130px,190px) minmax(130px,190px) auto;align-items:end;gap:12px}.simulation-run{min-height:40px}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.validation-message,.stale-note{border-radius:8px;padding:9px 11px;font-size:10px}.validation-message{color:#8d2532;background:#fff1f3}.stale-note{margin:14px 0 0;color:#80501d;background:#fff6e8}.simulation-results{margin-top:18px}.simulation-stat-line{border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr)}.simulation-stat-line>div{min-width:0;padding:12px;border-right:1px solid var(--line);display:grid;gap:5px}.simulation-stat-line>div:last-child{border-right:0}.simulation-stat-line span{color:var(--muted);font-size:9px}.simulation-stat-line strong{color:var(--ink);font-size:13px}.histogram-wrap,.representative-wrap{margin-top:18px}.mini-chart-heading{margin-bottom:8px;display:flex;justify-content:space-between;gap:14px}.mini-chart-heading strong{font-size:11px}.mini-chart-heading span{color:var(--muted);font-size:9px}.histogram{height:150px;padding:8px 8px 0;border:1px solid var(--line);border-radius:9px 9px 0 0;display:flex;align-items:flex-end;gap:3px;background:var(--surface-soft)}.histogram>div{flex:1;min-width:2px;border-radius:3px 3px 0 0;background:#75a7f4;transition:opacity .12s ease}.histogram>div:hover{opacity:.7}.histogram-axis{padding:5px 8px;border:1px solid var(--line);border-top:0;border-radius:0 0 9px 9px;display:flex;justify-content:space-between;color:var(--muted);font-size:8px}.representative-wrap svg{width:100%;border:1px solid var(--line);border-radius:9px;background:var(--surface-soft)}.representative-line{stroke-width:2.5}.representative-worst{color:var(--negative);stroke:var(--negative)}.representative-median{color:var(--blue);stroke:var(--blue)}.representative-best{color:var(--positive);stroke:var(--positive)}.representative-legend{margin-top:7px;display:flex;flex-wrap:wrap;gap:12px}.representative-legend span{display:inline-flex;align-items:center;gap:5px;font-size:9px;font-weight:650}.representative-legend i{width:14px;height:2px;background:currentColor}.learn-page{max-width:1160px}.learn-intro{padding:42px 0 48px;border-bottom:1px solid var(--line-strong)}.learn-intro h1{max-width:820px;font-size:clamp(38px,6vw,72px);line-height:.98}.learn-intro>p:last-child{max-width:610px;margin:18px 0 0;color:var(--ink-soft);font-size:16px;line-height:1.55}.article-list{display:grid}.article-row{min-height:190px;padding:24px 0;border-bottom:1px solid var(--line-strong);display:grid;grid-template-columns:230px minmax(0,1fr) auto;align-items:center;gap:28px;text-decoration:none}.article-row>svg{color:var(--muted);transition:transform .18s ease,color .18s ease}.article-row:hover>svg{color:var(--blue);transform:translate(5px)}.article-row-visual{position:relative;height:118px;overflow:hidden;border-radius:12px;background:#eaf1fb}.article-row-visual>span{position:absolute;top:12px;left:14px;z-index:2;color:#36577f;font-size:11px;font-weight:800}.article-row-visual svg{position:absolute;inset:auto 0 6px;width:100%;height:90px}.article-row-visual path{fill:none;stroke:#2563d8;stroke-width:3.5;stroke-linecap:round;vector-effect:non-scaling-stroke}.article-visual-mechanics{background:#edf0f7}.article-visual-mechanics path{stroke:#9a6ac0}.article-visual-scenarios{background:#e8f4f0}.article-visual-scenarios path{stroke:#16846a}.article-visual-comparison{background:#f6eee5}.article-visual-comparison path{stroke:#bd6d20}.article-row-copy>div{display:flex;gap:10px;color:var(--muted);font-size:9px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.article-row-copy h2{margin:9px 0 5px;font-size:clamp(22px,3vw,32px);letter-spacing:-.035em}.article-row-copy p{max-width:660px;margin:0;color:var(--ink-soft);font-size:13px;line-height:1.5}.learn-lab-cta{margin-top:58px;padding:34px 0;border-top:1px solid var(--line-strong);display:flex;align-items:center;justify-content:space-between;gap:24px}.learn-lab-cta h2{margin:0;font-size:28px;letter-spacing:-.035em}.article-page{width:min(920px,calc(100% - 40px));margin:0 auto;padding:42px 0 80px}.article-back-link{color:var(--blue);font-size:12px;font-weight:650;text-decoration:none}.article-header{padding:45px 0 42px;border-bottom:1px solid var(--line-strong)}.article-header>div{display:flex;gap:12px;color:var(--muted);font-size:10px;font-weight:700;letter-spacing:.07em;text-transform:uppercase}.article-header h1{max-width:820px;margin-top:13px;font-size:clamp(38px,6vw,68px);line-height:.98}.article-header p{max-width:700px;margin:20px 0 0;color:var(--ink-soft);font-size:17px;line-height:1.55}.article-body{max-width:760px;margin:0 auto;padding:35px 0;color:#27344a;font-size:16px;line-height:1.72}.article-body h2{margin:46px 0 12px;color:var(--ink);font-size:28px;line-height:1.12;letter-spacing:-.035em}.article-body p{margin:0 0 21px}.article-body ul,.article-body ol{margin:0 0 24px;padding-left:22px}.article-body li+li{margin-top:9px}.article-body strong{color:var(--ink)}.article-callout{margin:32px 0;padding:18px 20px;border-left:3px solid var(--blue);color:#27446f;background:#edf4ff}.article-callout>strong{display:block;margin-bottom:4px;font-size:13px}.article-callout div{font-size:14px;line-height:1.6}.article-callout p{margin:0}.article-lab-link{margin:28px 0;min-height:52px;padding:0 16px;border:1px solid #9ebdf0;border-radius:10px;display:flex;align-items:center;justify-content:space-between;gap:14px;color:#174caa;background:#f4f8ff;font-size:13px;font-weight:700;text-decoration:none;transition:background .16s ease,transform .16s ease}.article-lab-link:hover{background:#eaf2ff;transform:translateY(-1px)}.article-lab-link+.article-lab-link{margin-top:-17px}.article-table-wrap{margin:30px 0;overflow-x:auto;border:1px solid var(--line);border-radius:10px}.article-table-wrap table{width:100%;border-collapse:collapse;font-size:12px;line-height:1.45}.article-table-wrap th,.article-table-wrap td{padding:11px 13px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.article-table-wrap tr:last-child td{border-bottom:0}.article-table-wrap th{color:var(--ink);background:var(--surface-soft)}.concept-figure{margin:34px 0;border:1px solid var(--line);border-radius:13px;overflow:hidden;background:#fff}.concept-figure>svg{display:block;width:100%;padding:12px;background:#f5f8fc}.concept-figure figcaption{margin:0;padding:12px 14px;border-top:1px solid var(--line);color:#52637a;font-size:12px;font-weight:600;line-height:1.45}.taxonomy-visual{min-height:210px;padding:34px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;background:#f5f8fc}.taxonomy-visual>div{display:grid;align-content:center;justify-items:center;gap:7px;text-align:center}.taxonomy-visual i{width:56px;height:56px;border:3px solid currentColor;border-radius:18px;display:block}.taxonomy-visual>div:nth-child(1){color:var(--blue)}.taxonomy-visual>div:nth-child(2){color:#9466b7}.taxonomy-visual>div:nth-child(3){color:var(--amber)}.taxonomy-visual strong{font-size:16px}.taxonomy-visual span{max-width:140px;color:#5d6d82;font-size:11px;font-weight:600;line-height:1.4}.figure-axis{stroke:#aab7c8;stroke-width:3}.figure-grid{stroke:#cbd5e2;stroke-width:1.5}.figure-strike{stroke:#68788e;stroke-width:2.25;stroke-dasharray:6 5}.figure-axis,.figure-grid,.figure-strike,.figure-node,.figure-flow,.figure-path,.roll-arc,.roll-event-dot{vector-effect:non-scaling-stroke}.figure-node{stroke-width:3}.figure-node.primary{fill:#eaf2ff;stroke:var(--blue)}.figure-node.accent{fill:#f1eafa;stroke:#9367b5}.figure-node.quiet{fill:#eef2f7;stroke:#8290a3}.concept-figure text{fill:var(--ink);font-size:16px;font-weight:800}.concept-figure text.figure-note{fill:#53647b;stroke:#f5f8fc;stroke-width:3px;paint-order:stroke;font-size:14px;font-weight:750}.figure-flow{fill:none;stroke:var(--blue);stroke-width:3.25;stroke-dasharray:6 5}.figure-path{fill:none;stroke-width:4;stroke-linecap:round}.figure-path.path-a{stroke:#9a6ac0}.figure-path.path-b{stroke:var(--blue)}.roll-arc{fill:none;stroke:var(--blue);stroke-width:3.5}.roll-event-dot{fill:#fff;stroke:var(--blue);stroke-width:3}.article-footer{padding-top:25px;border-top:1px solid var(--line-strong)}.site-footer{width:min(1460px,calc(100% - 40px));min-height:72px;margin:0 auto;border-top:1px solid var(--line-strong);display:flex;align-items:center;justify-content:space-between;gap:18px;color:var(--muted);font-size:10px}.site-footer>span:first-child{color:var(--ink);font-weight:700}.site-footer small{margin-left:4px;color:var(--muted);font-weight:500}@media(max-width:1100px){.lab-workspace{grid-template-columns:minmax(0,1fr) 300px}.primary-fields,.advanced-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.model-selector{grid-template-columns:1fr}.model-selector button{min-height:82px}.article-row{grid-template-columns:190px minmax(0,1fr) auto}.article-row-visual{height:105px}}@media(max-width:840px){.lab-page,.learn-page{width:min(100% - 28px,720px);padding-top:24px}.lab-intro{align-items:flex-start;flex-direction:column}.intro-actions{width:100%}.intro-actions .primary-button{flex:1}.scenario-summary{align-items:flex-start;flex-direction:column;gap:6px}.lab-workspace{grid-template-columns:1fr}.lab-inspector-column{display:none}.mobile-results{display:block}.results-panel{box-shadow:0 10px 26px #0d1b3124}.chart-title-row{align-items:flex-start;flex-direction:column}.chart-legend{justify-content:flex-start}.comparison-notes{grid-template-columns:1fr}.simulation-stat-line{grid-template-columns:repeat(2,1fr)}.simulation-stat-line>div:nth-child(2){border-right:0}.simulation-stat-line>div:nth-child(-n+2){border-bottom:1px solid var(--line)}.article-row{grid-template-columns:150px minmax(0,1fr) auto;gap:18px}.article-row-visual{height:92px}.taxonomy-visual{padding:25px 14px;gap:8px}}@media(max-width:640px){input,select,textarea,button{font-size:16px}.app-header{height:60px}.header-inner{width:calc(100% - 24px)}.brand-copy strong{max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}.brand-copy span{font-size:8px}.primary-nav a{min-height:32px;padding:0 10px;font-size:12px}.primary-nav a svg{display:none}.lab-page,.learn-page{width:calc(100% - 20px);padding:19px 0 50px}.lab-intro{gap:18px;margin-bottom:16px}.lab-intro h1{font-size:34px}.lab-intro>div:first-child>p:last-child{font-size:13px}.quiet-button,.primary-button{min-height:42px;font-size:13px}.scenario-summary{font-size:11px;line-height:1.4}.scenario-summary span{white-space:normal;word-break:break-all}.lab-workspace{margin-top:12px;gap:12px}.lab-main-column{gap:12px}.builder-surface,.chart-section{padding:15px;border-radius:11px}.manual-inputs-badge{display:none}.primary-fields-toggle{min-height:32px;border:0;border-radius:999px;padding:0 10px;display:inline-flex;align-items:center;gap:5px;color:#406086;background:#eef4fb;font-size:9px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;cursor:pointer}.primary-fields-toggle svg{transition:transform .16s ease}.primary-fields-toggle[aria-expanded=true] svg{transform:rotate(180deg)}.primary-fields.is-collapsed{display:none}.primary-fields-summary.is-visible{margin:14px 0 0;border:1px solid #dce5f1;border-radius:9px;padding:10px 11px;display:block;color:#4d6079;background:#f7f9fc;font-size:10px;font-weight:650;line-height:1.45}.primary-fields-summary.is-visible+.model-selector-block{margin-top:12px}.advanced-disclosure{margin:15px -15px -15px}.advanced-disclosure>summary{padding:0 15px;font-size:12px}.advanced-grid{padding:0 15px 15px;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px 8px}.primary-fields{margin-top:15px;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px 8px}.field input{min-height:44px;font-size:16px}.field-label{font-size:9px}.segmented-control{min-height:44px}.segmented-control button,.model-selector-label{font-size:13px}.model-selector-label .tooltip-trigger{width:28px;height:28px}.model-selector-label .tooltip-trigger svg{width:17px;height:17px}.model-selector-help{margin-top:10px;padding:10px 12px;font-size:13px}.model-selector{margin-top:11px;gap:10px}.model-selector button{min-height:112px;padding:15px;gap:7px}.model-selector strong{font-size:16px}.model-selector span{font-size:13px;line-height:1.45}.model-selector small{font-size:10px;line-height:1.3}.section-heading-row h2{font-size:15px}.section-heading-row .quiet-button{min-height:34px;padding:0 9px;font-size:10px}.scenario-strip-wrap{margin:16px -7px 12px}.scenario-strip{margin:0;flex-wrap:nowrap;overflow-x:auto;padding:0 44px 4px 7px;scroll-behavior:smooth;scrollbar-width:none}.scenario-strip::-webkit-scrollbar{display:none}.scenario-strip button{min-height:34px;flex:0 0 auto;font-size:10px}.scenario-scroll-control{position:absolute;z-index:2;top:0;bottom:4px;width:48px;border:0;padding:0;display:grid;place-items:center;color:#245dbd;cursor:pointer}.scenario-scroll-control.previous{left:0;padding-right:14px;background:linear-gradient(90deg,#fff 58%,#fff0)}.scenario-scroll-control.next{right:0;padding-left:14px;background:linear-gradient(90deg,#fff0,#fff 58%)}.scenario-scroll-control svg{width:27px;height:27px;border:1px solid #c9d7ea;border-radius:50%;padding:5px;background:#fff;box-shadow:0 2px 6px #18325824}.chart-frame{margin:0 -7px;border-left:0;border-right:0;border-radius:0}.chart-axis-label{fill:#4f6077;font-size:14px;font-weight:800}.strike-label{fill:#526278;font-size:13px;font-weight:800}.contract-restatement{font-size:12px;line-height:1.5}.pricing-model-stamp{min-height:28px;padding:5px 8px 5px 11px;gap:5px 8px}.pricing-model-stamp>span{font-size:9px}.pricing-model-stamp strong{font-size:11px}.pricing-model-stamp code{font-size:9px}.results-panel{padding:22px;border-radius:13px}.results-kicker{margin-bottom:20px;font-size:11px;letter-spacing:.035em}.live-dot{width:8px;height:8px}.results-panel .eyebrow{font-size:11px}.results-panel h2{font-size:16px}.result-hero{margin-top:7px;font-size:48px}.result-caption{margin:7px 0 20px;font-size:12px;line-height:1.4}.metric-list>div{min-height:52px}.metric-list>div.help-open{padding-top:13px}.metric-list dt{font-size:13px}.metric-help-trigger{width:28px;height:28px}.metric-help-trigger svg{width:15px;height:15px}.metric-list dd{font-size:15px}.metric-help{margin-bottom:13px;padding:4px 0 4px 11px;font-size:13px}.why-panel,.assumptions-panel{margin-top:16px}.why-panel>summary,.assumptions-panel>summary{min-height:52px;padding:0 14px;font-size:14px}.explanation-list{padding:0 14px 14px;gap:11px}.explanation-list strong,.explanation-list span{font-size:12px}.explanation-list p{font-size:11px}.assumptions-panel ul{padding:0 29px 15px;font-size:11px}.education-note{margin-top:16px;font-size:10px}.simulation-panel>summary{min-height:68px;padding:0 15px;grid-template-columns:1fr auto}.simulation-summary-note{display:none}.simulation-content{padding:0 15px 15px}.simulation-controls{grid-template-columns:1fr 1fr}.simulation-run{grid-column:1 / -1}.simulation-stat-line{grid-template-columns:1fr 1fr}.simulation-stat-line>div{padding:10px 8px}.mini-chart-heading{align-items:flex-start;flex-direction:column;gap:2px}.representative-legend{align-items:flex-start;flex-direction:column;gap:5px}.learn-intro{padding:30px 0 34px}.learn-intro h1{font-size:42px}.learn-intro>p:last-child{font-size:14px}.article-row{min-height:0;padding:18px 0;grid-template-columns:92px minmax(0,1fr);gap:14px}.article-row>svg{display:none}.article-row-visual{height:92px}.article-row-visual>span{top:8px;left:9px;font-size:12px}.article-row-visual svg{width:145px;max-width:none}.article-row-copy h2{margin-top:6px;font-size:19px}.article-row-copy p{display:-webkit-box;overflow:hidden;font-size:11px;-webkit-line-clamp:2;-webkit-box-orient:vertical}.article-row-copy>div{font-size:8px}.learn-lab-cta{align-items:flex-start;flex-direction:column;margin-top:35px}.learn-lab-cta h2{font-size:24px}.article-page{width:calc(100% - 24px);padding:26px 0 54px}.article-header{padding:35px 0 32px}.article-header h1{font-size:43px}.article-header p{font-size:15px}.article-body{padding-top:24px;font-size:15px;line-height:1.67}.article-body h2{margin-top:38px;font-size:25px}.taxonomy-visual{min-height:170px;padding:20px 8px}.taxonomy-visual i{width:46px;height:46px;border-radius:13px}.taxonomy-visual strong{font-size:15px}.taxonomy-visual span{font-size:11px}.concept-figure text{font-size:18px}.concept-figure text.figure-note{stroke-width:4px;font-size:16px;font-weight:800}.concept-figure figcaption{font-size:13px}.article-table-wrap{margin-left:-6px;margin-right:-6px}.site-footer{width:calc(100% - 24px);align-items:flex-start;flex-direction:column;justify-content:center;gap:5px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}
