.science-demo { margin: 84px 0 74px; padding-top: 68px; border-top: 1px solid var(--line); }
.science-demo-intro { max-width: 800px; }
.science-demo-intro p { font-size: 18px; color: var(--ink-2); }
.science-demo-fallback { max-width: 760px; padding: 18px 20px; border-left: 3px solid var(--orange); background: #fff8f5; color: var(--ink-2); }
.science-demo-app { margin-top: 34px; }
.demo-summary { display: grid; grid-template-columns: 2fr 1.1fr repeat(3, .8fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.demo-summary > div { min-width: 0; padding: 16px 18px; background: #fbfaf8; }
.demo-summary span { display: block; margin-bottom: 5px; color: var(--muted); font: 700 10px/1.1 var(--display); letter-spacing: .11em; text-transform: uppercase; }
.demo-summary strong { display: block; font-family: var(--display); font-size: 18px; line-height: 1.15; overflow-wrap: anywhere; }
.demo-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 14px; margin: 22px 0; }
.demo-text-button { padding: 7px 0; border: 0; border-bottom: 1px solid var(--ink); background: transparent; color: var(--ink); font: 700 13px var(--display); letter-spacing: .05em; }
.demo-reveal { display: inline-flex; align-items: center; gap: 8px; margin: 0; font-size: 14px; cursor: pointer; }
.demo-reveal input { width: 17px; height: 17px; accent-color: var(--orange); }
.demo-manual-controls { display: grid; grid-template-columns: max-content minmax(200px, 1fr) max-content minmax(210px, .8fr) max-content; gap: 10px 16px; align-items: center; padding: 18px 0 22px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.demo-manual-controls label { margin: 0; font: 700 13px var(--display); letter-spacing: .04em; }
.demo-manual-controls output { margin-left: 8px; color: var(--orange); font-family: var(--body); letter-spacing: 0; }
.demo-manual-controls input[type="range"] { width: 100%; accent-color: var(--orange); }
.demo-manual-controls select { min-width: 0; width: 100%; padding: 10px 12px; border: 1px solid #aaa39c; background: #fff; color: var(--ink); }
.demo-selection-score { color: var(--muted); font-size: 13px; white-space: nowrap; }
.demo-status { min-height: 25px; margin: 16px 0 26px; color: var(--ink-2); }
.demo-status.is-busy { color: var(--muted); }
.demo-plots { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.demo-plots article { min-width: 0; }
.demo-plots h3 { margin-bottom: 11px; font-size: 22px; }
.demo-plot { width: 100%; min-height: 320px; border-top: 2px solid var(--orange); }
.demo-info-plot { min-height: 320px; }
.science-demo details { margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--line); }
.science-demo summary { cursor: pointer; font-family: var(--display); font-size: 20px; }
.science-demo details p { max-width: 800px; color: var(--ink-2); }
.science-demo-note { max-width: 800px; margin: 28px 0 0; padding-left: 14px; border-left: 3px solid var(--orange); color: var(--muted); font-size: 14px; }
.science-demo button:disabled { cursor: wait; opacity: .55; }

@media (max-width: 1080px) {
  .demo-summary { grid-template-columns: repeat(3, 1fr); }
  .demo-summary > div:first-child { grid-column: span 2; }
  .demo-manual-controls { grid-template-columns: max-content 1fr; }
  .demo-manual-controls select { max-width: 360px; }
  .demo-selection-score { grid-column: 2; white-space: normal; }
  .demo-plots { grid-template-columns: 1fr; gap: 34px; }
  .demo-plot { min-height: 360px; }
}

@media (max-width: 560px) {
  .science-demo { margin: 62px 0 54px; padding-top: 54px; }
  .demo-summary { grid-template-columns: repeat(2, 1fr); }
  .demo-summary > div:first-child { grid-column: span 2; }
  .demo-actions { align-items: flex-start; flex-direction: column; }
  .demo-actions .btn { width: 100%; justify-content: center; }
  .demo-manual-controls { grid-template-columns: 1fr; gap: 8px; }
  .demo-manual-controls select { max-width: none; }
  .demo-selection-score { grid-column: auto; }
  .demo-plot { min-height: 300px; }
}