/* Hands-on lab: all demo values are fictional and calculated locally. */
.finance-lab { position: relative; padding-block: 90px; }
.finance-lab .section-heading h2 { font-family: var(--sans); font-weight: 500; letter-spacing: -.06em; }
.lab-frame { overflow: hidden; border: 1px solid var(--line-strong); border-radius: 12px; background: var(--bg-raised); box-shadow: 0 24px 70px #03111d0b; }
.lab-tablist { display: flex; flex-wrap: wrap; gap: 6px; padding: 12px; border-bottom: 1px solid var(--line); background: var(--bg-soft); }
.lab-tablist button { display: flex; flex: 1 1 180px; gap: 12px; align-items: center; min-height: 49px; padding: 12px 17px; border: 1px solid transparent; border-radius: 6px; color: var(--muted); background: transparent; cursor: pointer; font: 13px var(--sans); text-align: left; }
.lab-tablist button > span { color: var(--faint); font: 9px var(--mono); }
.lab-tablist button > b { margin-left: auto; font-weight: 400; }
.lab-tablist button[aria-selected="true"] { border-color: var(--accent); color: var(--accent-strong); background: var(--bg-raised); }
.lab-panel { min-width: 0; padding: 35px; }
.lab-panel-heading { display: flex; align-items: start; justify-content: space-between; gap: 25px; }
.lab-panel-heading .eyebrow { font: 10px/1.6 var(--mono); letter-spacing: .04em; }
.lab-panel h3 { margin: 14px 0 0; font: 500 clamp(27px, 3vw, 39px)/1.12 var(--sans); letter-spacing: -.05em; }
.lab-label { flex-shrink: 0; padding: 7px 10px; border: 1px solid var(--line-strong); border-radius: 20px; color: var(--accent-strong); font: 8px/1.5 var(--mono); letter-spacing: .05em; }
.lab-description { max-width: 880px; margin: 18px 0 24px; color: var(--muted); font-size: 14px; line-height: 1.75; }
.lab-presets { display: flex; flex-wrap: wrap; gap: 7px; margin: 0 0 28px; }
.lab-presets button, .lab-reset { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 9px 13px; border: 1px solid var(--line); border-radius: 5px; color: var(--muted); background: var(--bg); cursor: pointer; font: 11px var(--sans); }
.lab-presets button[aria-pressed="true"] { border-color: var(--accent); color: var(--accent-strong); background: color-mix(in srgb, var(--accent) 7%, var(--bg-raised)); }
.valuation-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 30px; }
.valuation-inputs { min-width: 0; }
.lab-slider { padding: 16px 0 20px; border-top: 1px solid var(--line); }
.lab-slider > div { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-bottom: 12px; }
.lab-slider label { color: var(--ink); font-size: 13px; }
.lab-slider output { flex-shrink: 0; color: var(--accent-strong); font: 500 15px var(--mono); }
.lab-slider input[type="range"] { display: block; width: 100%; height: 36px; margin: 0; accent-color: var(--accent); cursor: pointer; }
.lab-slider > p { margin: 6px 0 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.lab-reset { min-height: 44px; margin-top: 0; border: 0; padding-left: 0; color: var(--accent-strong); background: transparent; text-decoration: underline; text-underline-offset: 5px; }
.lab-method { margin-top: 14px; padding: 15px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.lab-method summary { min-height: 36px; color: var(--ink); cursor: pointer; }
.lab-method p { margin: 12px 0; font-size: 12px; line-height: 1.8; }
.lab-method a { display: flex; width: fit-content; align-items: center; min-height: 35px; color: var(--accent-strong); font-size: 11px; text-underline-offset: 4px; }
.valuation-output { min-width: 0; padding: 29px; border: 1px solid var(--line); border-radius: 9px; background: var(--bg); }
.lab-status { margin: 0; color: var(--warning); font-size: 13px; line-height: 1.8; }
.lab-status:empty { display: none; }
.lab-output-label { color: var(--muted); font: 9px/1.5 var(--mono); letter-spacing: .07em; }
.lab-big-value { display: block; margin: 10px 0; color: var(--ink); font: 500 clamp(31px, 4vw, 56px)/1.1 var(--sans); letter-spacing: -.07em; font-variant-numeric: tabular-nums; }
.terminal-share { max-width: 440px; margin: 15px 0 24px; color: var(--muted); font-size: 12px; line-height: 1.7; }
.cash-flow-header { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; padding-top: 18px; border-top: 1px solid var(--line); }
.cash-flow-header h4 { margin: 0; font-size: 13px; font-weight: 500; }
.cash-flow-header span { color: var(--muted); font: 8px var(--mono); }
.cash-flow-chart { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 9px; height: 180px; margin: 18px 0 17px; padding-top: 5px; border-bottom: 1px solid var(--line-strong); }
.cash-flow-chart button { position: relative; display: flex; align-items: end; justify-content: center; min-width: 0; height: 100%; padding: 0 10px 27px; border: 0; border-radius: 5px 5px 0 0; background: transparent; cursor: pointer; }
.flow-bar { display: block; width: 100%; min-height: 3px; max-height: 100%; border: 1px solid var(--line-strong); border-radius: 4px 4px 0 0; background: color-mix(in srgb, var(--accent) 32%, var(--bg-raised)); transition: height .2s ease, background-color .2s; }
.cash-flow-chart button[aria-pressed="true"] .flow-bar { background: var(--accent); border-color: var(--accent); }
.flow-year { position: absolute; bottom: 6px; left: 0; right: 0; color: var(--muted); font: 9px var(--mono); }
.lab-year-detail { min-height: 50px; margin: 15px 0 10px; color: var(--accent-strong); font-size: 12px; line-height: 1.8; }
.lab-caveat { margin: 15px 0 0; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font: 9px/1.8 var(--mono); }
.allocation-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 30px; }
.allocation-inputs { min-width: 0; }
.allocation-budget { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.allocation-budget > span { color: var(--muted); font: 9px var(--mono); }
.allocation-budget output { color: var(--accent-strong); font: 500 19px var(--mono); }
.budget-track { height: 4px; margin: 17px 0 25px; overflow: hidden; border-radius: 4px; background: var(--bg-soft); }
.budget-track span { display: block; height: 100%; background: var(--accent); }
.budget-track span[data-valid="false"] { background: var(--warning); }
.sleeve-dot { display: inline-block; width: 7px; height: 7px; margin-right: 8px; border-radius: 50%; }
.growth-dot, #lab-strip-growth { background: var(--accent); }
.bonds-dot, #lab-strip-bonds { background: #4b9ec5; }
.cash-dot, #lab-strip-cash { background: #c99745; }
.allocation-output { min-width: 0; padding: 27px; border: 1px solid var(--line); border-radius: 9px; background: var(--bg); }
.allocation-output > .eyebrow { font: 9px var(--mono); }
.stress-choices { display: flex; flex-wrap: wrap; gap: 6px; margin: 18px 0 25px; }
.stress-choices button { flex: 1 1 90px; min-height: 43px; padding: 10px; border: 1px solid var(--line-strong); border-radius: 5px; color: var(--muted); background: var(--bg-raised); cursor: pointer; font: 11px/1.5 var(--sans); }
.stress-choices button[aria-pressed="true"] { border-color: var(--accent); color: var(--accent-strong); background: color-mix(in srgb, var(--accent) 7%, var(--bg-raised)); }
#lab-selected-scenario { margin: 0 0 12px; }
.allocation-output .lab-big-value { font-size: clamp(27px, 3.4vw, 45px); letter-spacing: -.06em; }
.token-impact { margin: 13px 0 24px; color: var(--muted); font-size: 12px; }
.allocation-strip { display: flex; height: 12px; overflow: hidden; margin: 0 0 24px; border-radius: 4px; }
.allocation-strip span { height: 100%; }
.lab-table-wrap { width: 100%; overflow-x: auto; }
.shock-table { width: 100%; border-collapse: collapse; font-size: 11px; }
.shock-table caption { padding-bottom: 15px; color: var(--muted); font: 9px/1.6 var(--mono); text-align: left; }
.shock-table th, .shock-table td { padding: 11px 8px; border-bottom: 1px solid var(--line); text-align: right; font-weight: 400; }
.shock-table th:first-child { padding-left: 0; text-align: left; }
.shock-table thead th { color: var(--muted); font: 9px var(--mono); }
.lab-allocation-note { margin: 20px 0 0; color: var(--muted); font-size: 12px; line-height: 1.8; }
.lab-evidence-link { display: flex; flex-wrap: wrap; gap: 8px 30px; margin-top: 25px; padding-top: 20px; border-top: 1px solid var(--line); }
.lab-evidence-link a { display: inline-flex; align-items: center; min-height: 40px; color: var(--accent-strong); font-size: 11px; text-underline-offset: 5px; }
.comparison-controls { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto; gap: 15px; align-items: end; margin: 25px 0; }
.comparison-controls > div { min-width: 0; }
.comparison-controls label { display: block; margin-bottom: 10px; color: var(--muted); font-size: 11px; }
.comparison-controls select { display: block; width: 100%; min-height: 47px; padding: 12px; border: 1px solid var(--line-strong); border-radius: 5px; color: var(--ink); background: var(--bg); font: 13px var(--sans); }
.comparison-controls select[aria-invalid="true"] { border-color: var(--warning); }
.comparison-controls > button { min-height: 47px; padding: 12px 18px; border: 1px solid var(--line-strong); border-radius: 5px; color: var(--accent-strong); background: var(--bg); cursor: pointer; font-size: 12px; }
.case-comparison { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.case-comparison article { min-width: 0; padding: 25px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); }
.case-comparison article > .eyebrow { font: 9px/1.6 var(--mono); letter-spacing: .02em; }
.case-comparison h4 { margin: 15px 0; color: var(--ink); font: 500 29px/1.1 var(--sans); letter-spacing: -.045em; }
.comparison-copy { min-height: 80px; margin: 0 0 20px; color: var(--muted); font-size: 13px; line-height: 1.75; }
.comparison-chart { display: block; width: 100%; margin: 0 0 23px; padding: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 5px; background: var(--bg-raised); cursor: zoom-in; text-align: left; }
.comparison-chart img { display: block; width: 100%; height: 180px; object-fit: contain; background: #f7f8fb; }
.comparison-chart > span { display: block; padding: 13px; border-top: 1px solid var(--line); color: var(--accent-strong); font-size: 11px; }
.case-comparison dl { display: grid; gap: 15px; margin: 0; }
.case-comparison dt { font: 9px var(--mono); }
.case-comparison dd { margin-top: 3px; font-size: 12px; }
.comparison-links { display: flex; flex-wrap: wrap; gap: 10px 25px; margin-top: 22px; padding-top: 14px; border-top: 1px solid var(--line); }
.comparison-links a { display: inline-flex; align-items: center; min-height: 40px; color: var(--accent-strong); font-size: 12px; text-underline-offset: 5px; }
.lab-chart-dialog { width: min(100% - 30px, 1100px); max-height: calc(100svh - 40px); margin: auto; padding: 0; overflow: auto; border: 1px solid var(--line-strong); border-radius: 10px; color: var(--ink); background: var(--bg-raised); box-shadow: 0 25px 100px #0007; }
.lab-chart-dialog::backdrop { background: #020a12c9; backdrop-filter: blur(6px); }
.lab-chart-shell > header { position: sticky; top: 0; z-index: 1; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 22px 26px; border-bottom: 1px solid var(--line); background: var(--bg-raised); }
.lab-chart-shell h3 { margin: 8px 0 0; font: 500 25px/1.15 var(--sans); letter-spacing: -.04em; }
.lab-chart-shell header .eyebrow { font-size: 9px; }
.lab-chart-shell header button { flex-shrink: 0; min-height: 44px; padding: 10px; border: 0; color: var(--muted); background: transparent; cursor: pointer; font-size: 12px; }
#lab-chart-image { display: grid; place-items: center; min-height: 200px; padding: 17px; background: #f7f8fb; }
#lab-chart-image img { display: block; width: 100%; height: auto; }
#lab-chart-image p { max-width: 600px; margin: 20px; color: #253b48; font-size: 15px; }
.lab-chart-shell > footer { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 25px; padding: 20px 26px; border-top: 1px solid var(--line); }
.lab-chart-shell footer p { margin: 0; color: var(--muted); font-size: 12px; }
.lab-chart-shell footer a { display: inline-flex; align-items: center; min-height: 44px; color: var(--accent-strong); font-size: 12px; text-underline-offset: 5px; }
@media (max-width: 850px) {
  .allocation-layout { grid-template-columns: 1fr; gap: 22px; }
  .lab-panel { padding: 27px; }
  .valuation-layout { grid-template-columns: 1fr; gap: 22px; }
  .valuation-inputs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 20px; }
  .lab-slider > div { align-items: start; flex-direction: column; gap: 8px; }
  .lab-reset, .lab-method { grid-column: 1 / -1; }
  .lab-reset { width: fit-content; }
  .lab-method { width: 100%; }
}
@media (max-width: 600px) {
  .comparison-controls, .case-comparison { grid-template-columns: 1fr; }
  .case-comparison article { padding: 21px; }
  .comparison-copy { min-height: 0; }
  .lab-chart-shell > header { padding: 17px; }
  .lab-chart-shell h3 { font-size: 21px; }
  .allocation-output { padding: 22px 17px; }
  .allocation-output .lab-big-value { font-size: 29px; }
  .finance-lab { padding-block: 65px; }
  .lab-tablist { padding: 9px; gap: 5px; }
  .lab-tablist button { flex: 1 1 0; display: grid; grid-template-columns: 1fr; align-content: start; gap: 5px; min-width: 0; min-height: 72px; padding: 10px 8px; font-size: 10px; line-height: 1.4; }
  .lab-tablist button > b { display: none; }
  .lab-panel { padding: 24px 20px; }
  .lab-panel-heading { flex-direction: column; gap: 15px; }
  .lab-panel h3 { font-size: 29px; }
  .lab-description { font-size: 13px; }
  .lab-label { font-size: 8px; }
  .lab-presets { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 5px; }
  .lab-presets button { min-width: 0; min-height: 50px; padding: 8px 6px; font-size: 10px; line-height: 1.4; }
  .valuation-inputs { display: block; }
  .lab-slider > div { flex-direction: row; align-items: center; }
  .lab-slider label { font-size: 12px; }
  .valuation-output { padding: 22px 17px; }
  .lab-big-value { font-size: clamp(26px, 8vw, 44px); }
  .cash-flow-chart { gap: 4px; height: 160px; }
  .cash-flow-chart button { padding-inline: 5px; }
  .cash-flow-header span { font-size: 7px; }
}
@media (prefers-reduced-motion: reduce) { .flow-bar { transition: none; } }
@media print { .finance-lab { display: none !important; } }