/* Album presentation, inspectable media and compact author front matter. */
html { scrollbar-gutter: stable; background: #17191d; }
html[data-theme="light"] { background: #fff; }
html.media-open { overflow: hidden; }
.hero-bottom { display: block; padding: 17px 28px 12px; backdrop-filter: blur(12px); background: rgb(20 24 28 / .72); }
.hero-bottom .rx-authors { padding: 0; margin: 0 auto; max-width: 1240px; border: 0; color: #f6f4f3; }
.hero-bottom .rx-authors p { margin: 0; }
.hero-bottom .rx-authors p:first-child { display: flex; flex-wrap: wrap; justify-content: center; align-items: baseline; column-gap: 16px; row-gap: 3px; font-size: 14px; line-height: 1.65; }
.hero-bottom .rx-authors span { white-space: nowrap; }
.hero-bottom .rx-authors sup { position: relative; top: -.45em; vertical-align: baseline; font-size: .7em; line-height: 0; }
#research .rx-policy-summary { max-width: none; }
#policy-readout { font-variant-numeric: tabular-nums; }
#task-error, #task-horizon { white-space: nowrap; }
.rx-scene-grid figcaption .rx-source-note { display: block; margin-top: 4px; }
.hero-bottom .rx-affiliation { margin-top: 6px !important; color: #e0dede; font-size: 12px; line-height: 1.6; }
.hero-bottom .rx-correspondence { font-size: 11px; color: #c8c7c8; line-height: 1.6; }
.hero-bottom:not(:has(*)) { display: none; }
.hero-copy { top: 44%; }
.icon-chevron-left { --icon: url('../icons/lucide/chevron-left.svg'); }
.icon-chevron-right { --icon: url('../icons/lucide/chevron-right.svg'); }
.icon-zoom-in { --icon: url('../icons/lucide/zoom-in.svg'); }
.icon-zoom-out { --icon: url('../icons/lucide/zoom-out.svg'); }
.icon-maximize { --icon: url('../icons/lucide/maximize.svg'); }
.icon-locate-fixed { --icon: url('../icons/lucide/locate-fixed.svg'); }
.icon-sliders-horizontal { --icon: url('../icons/lucide/sliders-horizontal.svg'); }
.icon-shield-check { --icon: url('../icons/lucide/shield-check.svg'); }

/* Embla moves the slides; only the inner photograph changes depth. */
#research #showcase { --media-height: 400px; padding-top: 36px; }
.showcase-heading { margin-bottom: 24px; }
.showcase-viewport { max-width: none; padding: 0; overflow: hidden; touch-action: pan-y pinch-zoom; }
.showcase-track { display: flex; position: relative; touch-action: pan-y pinch-zoom; }
#research .showcase-track figure { grid-area: auto; flex: 0 0 min(78%,1100px); min-width: 0; padding: 0 14px; width: auto; opacity: 1; visibility: visible; transform: none; transition: none; pointer-events: auto; }
.showcase-track a { height: var(--media-height); transition: none; transform: perspective(1200px) rotateY(var(--album-tilt,0deg)) scale(var(--album-scale,.9)); opacity: var(--album-opacity,.55); overflow: visible; will-change: transform,opacity; }
#research .showcase-track :is(img, video) { display: block; width: auto; height: 100%; max-width: 100%; object-fit: contain; border-radius: 10px; transform: translateX(var(--album-shift,0px)); transition: none; }
#research .showcase-track video { width: min(100%, calc(var(--media-height) * 16 / 9)); height: auto; aspect-ratio: 16 / 9; pointer-events: none; }
.showcase-track figcaption { opacity: var(--caption-opacity,.3); transform: translateY(var(--caption-offset,0px)); transition: none; padding-inline: 4px; }
.showcase-pagination { margin-top: 24px; }
.showcase-controls { gap: 10px; }
.showcase-controls button { border-radius: 50%; }
.showcase-pagination button { transition: color 180ms ease; }
.showcase-viewport { cursor: grab; }
.showcase-viewport:active { cursor: grabbing; }
#showcase-count { margin-right: 6px; }

/* A continuous, compact method ledger, not three floating feature cards. */
.rx-method-layout { align-items: start; }
.method-ledger { margin: 0; padding-top: 2px; }
#research .method-ledger > h3 { font-size: 19px; font-weight: 600; margin: 0 0 18px; }
.method-ledger ol { list-style: none; padding: 0; margin: 0; }
.method-ledger li { display: grid; grid-template-columns: 30px minmax(0,1fr); gap: 14px; position: relative; padding: 0 0 25px; }
.method-ledger li:not(:last-child)::after { content: ''; position: absolute; width: 1px; left: 14px; top: 34px; bottom: 8px; background: var(--rx-line); }
.method-ledger .ledger-icon { width: 29px; height: 29px; display: grid; place-items: center; border: 1px solid var(--rx-line); border-radius: 50%; color: var(--rx-blue); }
.method-ledger li:nth-child(2) .ledger-icon { color: var(--rx-teal); }
.method-ledger li:nth-child(3) .ledger-icon { color: var(--rx-accent); }
#research .method-ledger h4 { color: var(--rx-text); font-size: 16px; font-weight: 600; margin: 2px 0 7px; line-height: 1.4; }
#research .method-ledger p { font-size: 14px; line-height: 1.65; color: var(--rx-muted); margin: 0; }
.ledger-fields { margin-top: 12px; display: grid; grid-template-columns: 68px minmax(0,1fr); gap: 5px 12px; font-size: 12px; line-height: 1.5; }
.ledger-fields dt { color: var(--rx-muted); }
.ledger-fields dd { margin: 0; color: var(--rx-text); }
.ledger-return { border-top: 1px solid var(--rx-line); padding-top: 14px; display: flex; align-items: center; gap: 10px; color: var(--rx-accent); font-size: 13px; }
.ledger-return .rx-icon { width: 15px; height: 15px; }

/* Zoom happens inside a clipped viewport; the page itself remains pinchable. */
#media-viewer { width: var(--viewer-width,min(94vw,1280px)); max-height: 94dvh; }
.viewer-toolbar { gap: 12px; padding: 12px 16px; }
.viewer-toolbar p { flex: 1; min-width: 0; }
.viewer-zoom { display: flex; align-items: center; gap: 6px; }
.viewer-zoom[hidden] { display: none; }
.viewer-zoom output { min-width: 48px; font: 12px/1 Arial,sans-serif; text-align: center; font-variant-numeric: tabular-nums; }
#viewer-content { padding: 12px; }
.viewer-stage { width: 100%; height: var(--viewer-height,180px); overflow: hidden; display: grid; grid-template-columns: minmax(0,1fr); grid-template-rows: minmax(0,1fr); place-items: center; border-radius: 8px; background: var(--rx-band); margin-inline: auto; }
.viewer-pan-surface { width: 100%; height: 100%; display: grid; place-items: center; }
#viewer-content .viewer-pan-surface img { width: 100%; height: 100%; max-height: none; object-fit: contain; border-radius: 0; }
.viewer-pan-surface.is-table { width: 960px; height: auto; background: var(--rx-bg); padding: 20px; }
.viewer-pan-surface.is-table .rx-table { width: 920px; }
#media-viewer .rx-table caption { display: none; }
#media-viewer .rx-table th:first-child { position: static; }
.rx-table-heading > div { display: flex; align-items: center; gap: 16px; }
.rx-table-heading .rx-icon-button { width: 36px; height: 36px; min-width: 36px; }
#media-viewer .rx-icon-button { touch-action: manipulation; }
#media-viewer.viewer-compact .viewer-toolbar { display: grid; grid-template-columns: minmax(0,1fr) 36px; gap: 8px; }
#media-viewer.viewer-compact .viewer-toolbar p { grid-column: 1; }
#media-viewer.viewer-compact #viewer-close { grid-column: 2; grid-row: 1; width: 36px; height: 36px; min-width: 36px; }
#media-viewer.viewer-compact .viewer-zoom { grid-column: 1 / -1; grid-row: 2; justify-content: center; }
#viewer-content > video { max-height: none; height: auto; }

/* Short transitions keep the media, rather than the interface, in focus. */
#media-viewer[open] { transform-origin: center; }
#media-viewer[open]::backdrop { animation: backdrop-enter 320ms ease-out; }
#media-viewer.viewer-closing { pointer-events: none; }
#media-viewer.viewer-closing::backdrop { animation: backdrop-exit 220ms ease-in forwards; }
@keyframes backdrop-enter { from { opacity: 0; } to { opacity: 1; } }
@keyframes backdrop-exit { to { opacity: 0; } }
.research-nav nav a { position: relative; border-bottom-color: transparent !important; transition: color 180ms ease; }
.research-nav nav a::after { content: ''; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--rx-accent); transform: scaleX(0); transform-origin: center; transition: transform 200ms ease; }
.research-nav nav a[aria-current="location"]::after { transform: scaleX(1); }
.rx-icon-button, .rx-task-tabs button, .rx-workflow-tabs button { transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease; }
.rx-icon-button:active { transform: translateY(1px); }
#workflow-stages[aria-busy="true"] { opacity: .65; }
#workflow-stages { transition: opacity 140ms ease; }
@media (hover: hover) {
  .research-nav nav a:hover::after { transform: scaleX(.5); }
  .research-nav nav a[aria-current="location"]:hover::after { transform: scaleX(1); }
  .rx-scene-grid a:hover .scene-play { transform: scale(1.08); background: #16191de6; }
  .scene-play { transition: background 180ms ease, transform 180ms ease; }
}

/* Research captions remain readable alongside four desktop plots. */
@media (min-width: 701px) {
  #research .result-plot figcaption,
  #research .rx-legend,
  #research .rx-source-note,
  #research .rx-timings .rx-source-note,
  #research .rx-paper-art figcaption,
  #research .method-ledger p,
  #research .rx-method-notes p,
  #research .rx-timings p,
  #research .rx-executors :is(dt, dd),
  #research .rx-table caption { font-size: 16px; line-height: 1.65; }
  #research .result-plot strong { font-size: 18px; line-height: 1.4; }
  #research .ledger-fields,
  #research .ledger-return,
  #research .rx-stage-heading > span,
  #research .rx-table-heading > span,
  #research .rx-stages small,
  #research .rx-timing > div,
  #research .rx-data p,
  #research #result-downloads { font-size: 14px; line-height: 1.6; }
  #research .rx-stages span { font-size: 16px; }
}

@media (max-width: 1100px) {
  #research #showcase { --media-height: 310px; }
  .hero-bottom .rx-authors p:first-child { font-size: 13px; column-gap: 13px; }
}
@media (max-width: 700px) {
  .hero-scene { display: grid; grid-template-rows: auto minmax(248px,1fr) auto; height: auto; min-height: 0; max-height: none; }
  .hero-picture { inset: 0; }
  .hero-picture img { object-fit: cover; object-position: 60% center; }
  .top-nav { position: relative; inset: auto; grid-row: 1; padding: 8px 12px; min-height: 0; gap: 6px; }
  .top-nav a { font-size: 11px; padding: 5px 8px; }
  .top-nav .provider { display: none; }
  .hero-copy { position: relative; inset: auto; transform: none; grid-row: 2; align-self: center; padding: 24px 20px; gap: 10px; }
  .hero-copy .brand-wordmark { width: min(330px,86vw); }
  .hero-copy .paper-title { font-size: 18px; line-height: 1.4; }
  .hero-bottom { position: relative; inset: auto; grid-row: 3; padding: 12px 16px 10px; }
  .hero-bottom .rx-authors p:first-child { font-size: 12px; column-gap: 12px; row-gap: 3px; line-height: 1.6; }
  .hero-bottom .rx-affiliation { font-size: 11px; max-width: 400px; margin-inline: auto !important; }
  .hero-bottom .rx-correspondence { font-size: 10px; }
  .research-nav-inner { gap: 10px; padding-inline: 14px; }
  .research-nav nav { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 0 8px; overflow: visible; }
  .research-nav nav a { padding: 6px 0; text-align: center; font-size: 11px; line-height: 1.35; }
  #research .rx-section, #research #showcase { scroll-margin-top: 108px; }
  #research #showcase { --media-height: 180px; padding-top: 28px; }
  #research .showcase-track figure { flex-basis: 72%; padding-inline: 6px; }
  .showcase-track figcaption { align-items: start; flex-direction: column; gap: 1px; min-height: 46px; padding-top: 8px; }
  .showcase-controls { gap: 6px; }
  .showcase-heading { gap: 12px; }
  #research .showcase-heading h2 { font-size: 23px; }
  .showcase-heading button { width: 32px; height: 32px; min-width: 32px; }
  #showcase-count { display: none; }
  .showcase-pagination { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); margin-top: 12px; gap: 6px 12px; }
  .showcase-pagination button { font-size: 11px !important; }
  .method-ledger { padding-top: 4px; }
  .method-ledger li { padding-bottom: 20px; }
  #media-viewer { width: var(--viewer-width,calc(100vw - 12px)); max-width: none; max-height: calc(100dvh - 12px); }
  .viewer-toolbar { display: grid; grid-template-columns: minmax(0,1fr) 36px; padding: 10px; gap: 8px; }
  .viewer-toolbar p { font-size: 13px; grid-column: 1; }
  #viewer-close { grid-column: 2; grid-row: 1; width: 36px; height: 36px; min-width: 36px; }
  .viewer-zoom { grid-column: 1 / -1; grid-row: 2; justify-content: center; }
  #viewer-content { padding: 8px; }
  .rx-table-heading { gap: 12px; }
  /* Fit all five result columns inline; the existing viewer retains full-size zoom. */
  #results .rx-table-scroll { overflow: visible; }
  #results .rx-table { min-width: 0; table-layout: fixed; font-size: 12px; line-height: 1.5; }
  #results .rx-table th, #results .rx-table td { padding: 10px 4px; }
  #results .rx-table thead { font-size: 11px; }
  #results .rx-table thead th:nth-child(-n+2) { width: 24%; }
  #results .rx-table caption { font-size: 11px; }
  #research .rx-table-heading h3 { margin: 0; }
}
@media (max-width: 360px) {
  .hero-copy .paper-title { font-size: 16px; }
  #research #showcase { --media-height: 152px; }
  .showcase-controls { gap: 4px; }
  .showcase-heading { padding-inline: 16px; }
  #research .showcase-heading h2 { font-size: 21px; }
}
@media (max-width: 480px) {
  .top-nav { display: grid; grid-template-columns: repeat(6,minmax(0,1fr)); justify-items: stretch; gap: 6px 10px; }
  .top-nav a { grid-column: span 2; justify-content: center; }
  .top-nav a:nth-child(4) { grid-column: 2 / span 2; }
  .top-nav a:nth-child(5) { grid-column: 4 / span 2; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .showcase-track a, .showcase-track figcaption { transition: none; }
  #media-viewer[open], #media-viewer[open]::backdrop { animation: none; }
  .research-nav nav a::after, #workflow-stages, .scene-play { transition: none; }
  .rx-scene-grid a:hover .scene-play, .rx-icon-button:active { transform: none; }
}