/* Updated datasets: additions on top of assets/style.css and assets/paper.css.
   Same tokens as the rest of the site; charts use series slot 1. */
:root { --dset-rec: #ecebe6; --dset-grid: #ecebe7; --dset-bar: #c3d7f3; }

.crumb { margin: 0 0 .5rem; font-size: .76rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; }
.crumb a { color: var(--ink-muted); }
.crumb a:hover { color: var(--accent); text-decoration: none; }

.dset h3 { margin: 2.6rem 0 .7rem; font-family: var(--serif); font-weight: 400; font-size: 1.4rem; line-height: 1.25; color: var(--ink); }
.dset > p, .dset .plain-list { max-width: 46rem; }
.dset .stats { margin-top: 0; }
.dset .math { font-family: var(--serif); font-style: italic; font-size: 1.06em; white-space: nowrap; }
.dset .math .up { font-style: normal; }
.dset code { font-family: var(--mono); font-size: .82em; background: var(--bg-cream); padding: .05rem .3rem; border-radius: 3px; }

.dset-fig { margin: 2.2rem 0 0; }
.dset-fig-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: .7rem 1.5rem; margin-bottom: .7rem; }
.dset-controls { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem .8rem; }
.dset-picker { display: inline-flex; align-items: center; gap: .45rem; font-size: .85rem; color: var(--ink-muted); }
.dset-picker select { font: inherit; font-size: .9rem; color: var(--ink); padding: .3rem .5rem; background: #fff; border: 1px solid var(--hairline); border-radius: 4px; max-width: 14rem; }
.dset-picker select:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
.dset-fig figcaption { margin: 0; font-size: .95rem; line-height: 1.4; }
.dset-fig figcaption .unit { display: block; font-size: .82rem; color: var(--ink-light); }
.dset-fig .legend { margin-bottom: .4rem; }
.legend .sw.line { width: 1.1rem; height: 2px; border-radius: 0; background: var(--series-1); }
.legend .sw.bars { width: .55rem; height: .8rem; border-radius: 0; background: var(--dset-bar); }
.legend .sw.bars.solid { background: var(--series-1); }
.legend .sw.rec { background: var(--dset-rec); box-shadow: inset 0 0 0 1px var(--hairline); }
.legend .sw.splice { width: 0; height: .9rem; border-radius: 0; border-left: 1.5px dashed var(--ink-light); }
.legend li[hidden] { display: none; }
.dset-chart { position: relative; border-top: 1.5px solid var(--rule); padding-top: .3rem; touch-action: pan-y; }
.dset-chart:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 2px; }
.dset-chart svg { display: block; width: 100%; overflow: visible; }
.dset-chart text { font-family: var(--serif); font-size: 13px; fill: var(--ink-muted); font-variant-numeric: tabular-nums; }
.dset-chart text.end { font-family: var(--sans); font-weight: 600; font-size: 12.5px; fill: var(--ink); }
.dset-chart text.era { font-family: var(--sans); font-size: 11px; fill: var(--ink-light); letter-spacing: .02em; }
.dset-tip { position: absolute; top: 0; z-index: 5; min-width: 11rem; max-width: 17rem; padding: .45rem .6rem; background: var(--ink); color: #fff; font-family: var(--sans); font-size: .78rem; line-height: 1.4; border-radius: 4px; pointer-events: none; box-shadow: 0 4px 14px rgba(0, 0, 0, .15); }
.dset-tip[hidden] { display: none; }
.dset-tip span { display: block; }
.dset-tip .m { color: #c9c9c4; }
.dset-tip .v { font-size: 1rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.dset-tip .r { color: #a9c3f2; }
.dset-tip .n { margin-top: .2rem; padding-top: .25rem; border-top: 1px solid rgba(255, 255, 255, .18); color: #e8e8e4; }
.dset-msg { padding: 3rem 0; text-align: center; color: var(--ink-muted); }
.dset-hint { margin: .5rem 0 0; font-size: .8rem; color: var(--ink-light); }

.dset-files { list-style: none; margin: 0; padding: 0; border-top: 1.5px solid var(--rule); border-bottom: 1.5px solid var(--rule); }
.dset-files li { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .3rem 1.2rem; align-items: center; padding: .8rem 0; border-top: 1px solid var(--hairline); }
.dset-files li:first-child { border-top: 0; }
.dset-files .fn { font-family: var(--mono); font-size: .9rem; color: var(--ink); overflow-wrap: anywhere; }
.dset-files .sz { margin-left: .5rem; font-family: var(--sans); font-size: .8rem; color: var(--ink-light); }
.dset-files .d { display: block; font-size: .92rem; color: var(--ink-muted); }
.dset-files .button { white-space: nowrap; }
.dset-files + .note { margin-top: .7rem; }

.dset-code-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .5rem 1rem; margin-bottom: .5rem; }
.dset .copy-btn.inline { position: static; }
.dset-code pre { max-height: 30rem; overflow: auto; tab-size: 4; }
.dset-code pre .c { color: var(--ink-light); }

.booktabs.text th, .booktabs.text td { text-align: left; vertical-align: top; padding-right: 1rem; }
.booktabs.text thead th { white-space: nowrap; }
.booktabs.text td:last-child, .booktabs.text th:last-child { padding-right: 0; }
.booktabs .mono { font-family: var(--mono); font-size: .85em; white-space: nowrap; }
.booktabs td.names { text-align: left; color: var(--ink-muted); font-size: .85rem; }
.booktabs.narrow { width: auto; min-width: 18rem; }
.dset .table-view { margin-top: 1rem; }
.dset .plain-list li { margin-bottom: .65rem; line-height: 1.55; }
.dset .plain-list strong { color: var(--ink); font-weight: 600; }
.dset .bibtex { margin-top: .8rem; }

/* index page: the list of datasets */
.dset-list { margin-top: 2rem; }
.paper.has-spark { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .7rem 1.6rem; align-items: center; }
.paper.has-spark .spark { display: block; line-height: 0; padding: .45rem .55rem; background: #fff; border: 1px solid var(--hairline); border-radius: 4px; }
.paper.has-spark .spark:hover { border-color: var(--accent); }
.paper.has-spark .spark img { display: block; width: 240px; max-width: 100%; height: auto; }

@media (max-width: 600px) {
  .dset-files li { grid-template-columns: minmax(0, 1fr); }
  .dset-files .button { justify-self: start; }
  .paper.has-spark { grid-template-columns: minmax(0, 1fr); }
  .paper.has-spark .spark { justify-self: start; }
}
.more-data { margin-top: 2rem; padding-top: 1rem; border-top: 1px solid var(--hairline); font-size: .95rem; }

/* Small inline matrix (oil-shocks page) */
.math-block { margin: .6rem 0 1rem; text-align: center; font-size: 1.05rem; }
.matrix { display: inline-grid; grid-template-columns: repeat(3, 2.4rem); gap: .2rem .3rem; padding: .25rem .55rem; margin-left: .35rem; vertical-align: middle; border-left: 1.5px solid var(--ink); border-right: 1.5px solid var(--ink); border-radius: .45rem; font-family: var(--serif); text-align: center; }
.matrix i { font-style: italic; }