.bamboo-discovery { scroll-margin-top: 6rem; }
#coupe-title { scroll-margin-top: 6rem; }
.bamboo-discovery [hidden] { display: none !important; }
.discovery-origin { color: var(--ink-2); font-size: .85rem; max-width: 75ch; }
.discovery-steps { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: .6rem; margin: 1.4rem 0; }
.discovery-steps a { padding: .9rem 1rem; border: 1px solid var(--line); border-radius: 12px; color: var(--ink); background: var(--panel); text-decoration: none; font-weight: 700; }
.discovery-steps a span { display: block; font: .7rem var(--mono); color: var(--ink-2); margin-bottom: .45rem; }
.discovery-steps a[aria-current="step"] { border-color: var(--clump); box-shadow: inset 0 -3px var(--clump); }
.bamboo-discovery :focus-visible { outline: 3px solid var(--clump); outline-offset: 4px; }
.discovery-year { display: grid; grid-template-columns: minmax(0,1.3fr) minmax(0,1fr); align-items: center; gap: 1.5rem; margin: 1.25rem 0; }
.discovery-year svg { display: block; width: 100%; overflow: visible; }
.discovery-year text { fill: var(--ink-2); font: 10px var(--mono); }
.discovery-year p { color: var(--ink-2); font-size: .82rem; }
.discovery-year-base { stroke: var(--line-2); stroke-width: 8; }
.discovery-year-incident { fill: var(--run); }
.discovery-year-cursor { stroke: var(--clump); stroke-width: 2; }
.discovery-scene { scroll-margin-top: 6rem; display: grid; grid-template-columns: minmax(0,1.5fr) minmax(0,1fr); gap: 1.5rem; padding: clamp(1.1rem,3vw,2.2rem); margin: 1rem 0; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
.discovery-scene h3 { font-family: var(--serif); font-size: clamp(1.6rem,3vw,2.4rem); line-height: 1.12; margin: .5rem 0 1rem; }
.discovery-scene-copy p { max-width: 65ch; }
.discovery-question { font-weight: 650; color: var(--accent-ink); margin-top: 1rem; }
.discovery-facts { display: grid; gap: .7rem; align-content: start; margin: 0; }
.discovery-facts > div { border-bottom: 1px solid var(--line); padding: .3rem 0 .7rem; }
.discovery-facts dt { font-size: .8rem; color: var(--ink-2); }
.discovery-facts dd { margin: .2rem 0 0; font: 700 clamp(1.7rem,3vw,2.3rem) var(--mono); }
.discovery-facts small { font-size: .9rem; font-weight: 400; }
.discovery-evidence, .discovery-conclusion { grid-column: 1 / -1; }
.discovery-evidence { border-top: 1px solid var(--line); padding-top: 1rem; color: var(--ink-2); }
.discovery-evidence summary, .discovery-provenance summary { cursor: pointer; font-weight: 650; }
.discovery-evidence p, .discovery-provenance p { margin: .8rem 0; }
.discovery-evidence pre { max-height: 280px; max-width: 100%; overflow: auto; padding: .9rem; background: var(--paper); font: .75rem/1.5 var(--mono); border: 1px solid var(--line); border-radius: 8px; }
.discovery-evidence code, .discovery-provenance code { font-size: .75rem; overflow-wrap: anywhere; }
.discovery-evidence ul { padding-left: 1.2rem; }
.discovery-controls, .discovery-conclusion { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .75rem; }
.discovery-controls > p { color: var(--ink-2); font: .8rem var(--mono); }
.discovery-controls button:disabled { opacity: .45; cursor: default; }
.discovery-provenance { margin-top: 1.8rem; font-size: .85rem; color: var(--ink-2); }
.discovery-provenance dd { margin: .3rem 0 1rem; }
@media (max-width: 650px) {
  .discovery-steps { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .discovery-scene, .discovery-year { grid-template-columns: minmax(0,1fr); gap: 1rem; }
  .discovery-facts { grid-template-columns: repeat(3,minmax(0,1fr)); gap: .5rem; }
  .discovery-facts dd { font-size: 1.4rem; }
  .discovery-facts small { display: block; }
  .discovery-controls > p { order: 3; width: 100%; text-align: center; }
}