/* #stack: film cross-section (stack.js). Uses the site's tokens from style.css only. */
#stack .xs-controls { display: grid; gap: 10px; margin: 8px 0 18px; }
#stack .xs-group { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
#stack .xs-group > span { font: 700 11px/1 var(--mono); letter-spacing: .12em; color: var(--amber); text-transform: uppercase; min-width: 74px; text-shadow: 0 0 6px rgba(249, 203, 78, 0.4); }
#stack .xs-group button { font: 600 13px var(--body); color: var(--paper); background: rgba(21, 9, 30, 0.85); border: 1px solid rgba(255, 19, 97, 0.25);
  border-radius: 99px; padding: 7px 14px; min-height: 36px; cursor: pointer; display: inline-flex; align-items: center; gap: 7px;
  box-shadow: 0 0 12px -5px rgba(255, 19, 97, 0.25); transition: all 0.2s ease; }
#stack .xs-group button:hover { border-color: var(--pink); color: #fff; box-shadow: 0 0 16px rgba(255, 19, 97, 0.45); transform: translateY(-1px); }
#stack .xs-group button[aria-pressed="true"] { background: var(--sunset-h); color: var(--on-accent); border-color: var(--amber); font-weight: 700; box-shadow: 0 0 18px rgba(249, 203, 78, 0.6); }
#stack .xs-group button:focus-visible { outline: 2px solid var(--amber); outline-offset: 2px; }
#stack .xs-group button[hidden], #stack .xs-group[hidden] { display: none; }
#stack .xs-group .sw { width: 10px; height: 10px; border-radius: 50%; display: inline-block; box-shadow: 0 0 0 1px color-mix(in srgb, var(--paper) 30%, transparent); }
#stack .xs-group .replay { background: transparent; }

#stack .xs-grid { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 28px; align-items: start; }
@media (max-width: 900px) { #stack .xs-grid { grid-template-columns: 1fr; gap: 16px; } }
#stack .xs-fig { margin: 0; min-width: 0; }
#stack .xs-canvas { position: relative; width: 100%; touch-action: pan-y; border-radius: 8px; overflow: hidden; border: 1px solid rgba(255, 19, 97, 0.3); box-shadow: 0 8px 30px rgba(0, 0, 0, 0.8), 0 0 24px -6px rgba(255, 19, 97, 0.35); }
#stack .xs-canvas canvas { display: block; width: 100%; }
#stack .xs-canvas canvas + canvas { position: absolute; inset: 0; cursor: crosshair; }
#stack .xs-fig figcaption { margin-top: 10px; max-width: 80ch; }

#stack .xs-layers { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
#stack .xs-layers button { width: 100%; display: grid; grid-template-columns: 14px 1fr auto; gap: 10px; align-items: center; text-align: left;
  font: 14px/1.3 var(--body); color: var(--paper); background: rgba(21, 9, 30, 0.6); border: 1px solid rgba(255, 19, 97, 0.15); border-radius: 8px; padding: 8px 10px; cursor: pointer; transition: all 0.2s ease; }
#stack .xs-layers button:hover, #stack .xs-layers button[aria-current="true"] { background: rgba(21, 9, 30, 0.95); border-color: rgba(255, 19, 97, 0.45); }
#stack .xs-layers button[aria-current="true"] { border-color: var(--amber); box-shadow: 0 0 16px -4px rgba(249, 203, 78, 0.5); }
#stack .xs-layers .sw { width: 14px; height: 14px; border-radius: 3px; box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--paper) 30%, transparent); }
#stack .xs-layers i { font: normal 400 11.5px var(--mono); color: var(--muted); white-space: nowrap; }
#stack .xs-info { margin: 12px 0 0; min-height: 4.8em; font-size: 14.5px; color: var(--muted); border-top: 1px solid var(--line); padding-top: 12px; }
#stack .xs-info b { color: var(--paper); font-family: var(--display); }
#stack .est { font: 400 10px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--amber);
  border: 1px solid color-mix(in srgb, var(--amber) 50%, transparent); border-radius: 3px; padding: 1px 4px; margin-left: 4px; white-space: nowrap; }
#stack .est.pub { color: var(--muted); border-color: var(--line); }

#stack .xs-panel { margin-top: 32px; display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); align-items: start; }
#stack .xs-panel h3 { font-size: 19px; margin: 0 0 8px; }
#stack .xs-panel p { color: var(--muted); font-size: 14.5px; margin: 0 0 10px; max-width: 62ch; }
#stack .numbers { max-width: none; }
#stack .numbers td, #stack .numbers th { padding: 6px 8px; }
#stack .numbers td { text-align: right; font-family: var(--mono); font-size: 13px; }
#stack .numbers thead th { text-align: right; }
#stack .numbers thead th:first-child { text-align: left; }
#stack .numbers tfoot th, #stack .numbers tfoot td { color: var(--muted); }
#stack .numbers tr.total th, #stack .numbers tr.total td { color: var(--paper); font-weight: 600; border-bottom: 0; }
#stack .numbers .sw { display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 7px; vertical-align: 0; }
#stack .matrix td { text-align: center; }
#stack .matrix td.hi { color: var(--amber); font-weight: 700; }
#stack .xs-chart { position: relative; }
#stack .xs-chart + .xs-chart { margin-top: 10px; }
#stack .chartsvg .ttl { fill: var(--paper); font: 600 12px var(--body); }
#stack .chartsvg .cross { stroke: var(--muted); stroke-width: 1; stroke-dasharray: 3 3; }
#stack .legend { margin-top: 6px; }
#stack .legend .k::before { background: var(--c); }
#stack .legend .k.dash::before { background: none; border-top: 2px dashed var(--c); border-radius: 0; height: 0; width: 14px; vertical-align: 3px; }
#stack .xs-fine { margin-top: 28px; }
#stack .xs-fine ul { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 4px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr)); }
#stack .xs-fine li { font-size: 13px; color: var(--muted); }
#stack .tip[hidden] { display: none; }