/* Study detail pages (generated by make_tool_pages.py): hero (pitch | video) → chain position → what you see
   (text | screenshot) → limits → settings → pairs with → CTA. Loaded after site.css. */
.crumb { font-family: var(--font-mono); font-size: 0.78rem; color: var(--muted); }
.crumb a { text-decoration: none; }
.tool-hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.tool-hero h1 { margin-block: 14px 16px; }
.tool-hero .sub { display: block; margin-top: 10px; font-family: var(--font-body); font-size: 1rem; font-weight: 500; font-stretch: 100%; letter-spacing: 0; color: var(--accent); }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }

.chainbar { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.chainbar a { padding: 12px 16px; text-decoration: none; display: grid; gap: 2px; font-size: 0.85rem; color: var(--muted); border-right: 1px solid var(--line); min-width: 0; }
.chainbar a:last-child { border-right: 0; }
.chainbar a span { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; }
.chainbar a[aria-current="page"] { background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--fg); }
.chainbar a[aria-current="page"] span { color: var(--accent); }
.chain-note { margin-top: 12px; color: var(--muted); font-size: 0.92rem; max-width: 72ch; }

.levels { display: grid; gap: 48px; margin-top: 36px; }
.level { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 36px; align-items: center; }
.level:not(:has(> :nth-child(2))) { grid-template-columns: minmax(0, 1fr); }   /* no screenshot yet: text full width */
.level .k { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); }
.level h3 { font-size: 1.4rem; margin-block: 6px 10px; }
.level p { color: var(--muted); max-width: 62ch; }
.level p + p { margin-top: 10px; }
.read { margin-top: 14px; display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 6px 14px; font-size: 0.92rem; }
.read dt { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); padding-top: 3px; }
.read dd { margin: 0; }
.shot-img { display: block; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: #000; }
.shot-img img { display: block; width: 100%; height: auto; }
.shot-cap { font-size: 0.82rem; color: var(--muted); font-style: italic; margin-top: 8px; }

.gloss { margin-top: 24px; display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 10px 20px; max-width: 860px; }
.gloss dt { font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent); padding-top: 2px; }
.gloss dd { margin: 0; color: var(--muted); }

.limits { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; margin-top: 28px; }
.limits div { border-top: 2px solid var(--bid); padding-top: 12px; }
.limits p { color: var(--muted); font-size: 0.95rem; margin-top: 6px; }

.table-wrap { overflow-x: auto; margin-top: 24px; border: 1px solid var(--line); border-radius: 8px; }
table { border-collapse: collapse; width: 100%; font-size: 0.92rem; }
th, td { text-align: left; padding: 11px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-family: var(--font-mono); font-weight: 500; font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); background: var(--surface); }
tr:last-child td { border-bottom: 0; }
td.v { font-family: var(--font-mono); font-variant-numeric: tabular-nums; white-space: nowrap; color: var(--accent); }
td.n { white-space: nowrap; font-weight: 500; }
td.d { color: var(--muted); }
.group td { background: var(--surface-2); font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); padding-block: 7px; }
.set-list { margin: 20px 0 0; padding-left: 20px; display: grid; gap: 6px; color: var(--muted); max-width: 72ch; }
.set-list b { color: var(--fg); font-weight: 600; }

.pairs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 24px; }
.pairs a { display: grid; gap: 6px; align-content: start; padding: 18px 20px; background: var(--surface); border: 1px solid var(--line); border-radius: 8px; text-decoration: none; }
.pairs a:hover { border-color: var(--muted); }
.pairs span { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); }
.pairs p { color: var(--muted); font-size: 0.92rem; }

.charts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 28px; }
.charts div { padding: 18px 20px; background: var(--surface); border: 1px solid var(--line); border-radius: 8px; }
.charts b { display: block; font-family: var(--font-display); font-stretch: 92%; font-size: 1.05rem; margin-bottom: 4px; }
.charts p { color: var(--muted); font-size: 0.92rem; }
.charts .s { display: block; margin-top: 8px; font-family: var(--font-mono); font-size: 0.72rem; color: var(--accent); }

.endcta { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; }

@media (max-width: 900px) {
  .tool-hero, .level { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .limits, .pairs, .charts { grid-template-columns: minmax(0, 1fr); }
  .chainbar { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .chainbar a:nth-child(2) { border-right: 0; }
  .chainbar a:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}
@media (max-width: 520px) {
  .gloss, .read { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .gloss dd, .read dd { margin-bottom: 8px; }
}