.eval-gallery {
  /* Match tufte's text-column width so the cards sit inline with prose
     instead of bleeding into the right margin. */
  width: 55%;
  margin: 2rem 0 3rem;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
}

@media (max-width: 760px) {
  .eval-gallery { width: 100%; }
}

.eval-gallery input[type=radio] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.eval-gallery .tab-labels {
  display: flex;
  flex-wrap: wrap;
  border-bottom: 1px solid #d8d8e0;
}

.eval-gallery .tab-labels label {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: #888;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  user-select: none;
  transition: color 0.12s, border-color 0.12s;
}

.eval-gallery .tab-labels label:hover { color: rgb(59, 59, 59); }

/* Per-card domain colours. The same hue keys the active tab,
   the card's top border, and the icon, so each card has a clear
   identity but they all read as part of one set. */
.eval-gallery {
  --c-1: #5a7a44;  /* orchard — forest green */
  --c-2: #c08a3e;  /* wet lab — amber */
  --c-3: #6a9a3a;  /* vertical farm — lime */
  --c-4: #4a6ea5;  /* pick-and-pack — steel blue */
  --c-5: #5a8aaa;  /* sprayer drone — sky */
  --c-6: #a85a5a;  /* sterilization rig — medical red */
}

.eval-gallery .pane {
  display: none;
  padding: 1.4rem 1.5rem 1.2rem;
  border: 1px solid #e0e0e8;
  border-top-width: 3px;
  border-radius: 4px;
  background: #fbfbfd;
  margin-top: -1px;
}

.eval-gallery .pane-1 { border-top-color: var(--c-1); background: #f7f9f3; }
.eval-gallery .pane-2 { border-top-color: var(--c-2); background: #fbf6ec; }
.eval-gallery .pane-3 { border-top-color: var(--c-3); background: #f5faec; }
.eval-gallery .pane-4 { border-top-color: var(--c-4); background: #f1f5fb; }
.eval-gallery .pane-5 { border-top-color: var(--c-5); background: #f1f6fb; }
.eval-gallery .pane-6 { border-top-color: var(--c-6); background: #faf0f0; }

/* Tab labels take the domain colour when active. */
.eval-gallery #et-1:checked ~ .tab-labels label[for=et-1] { color: var(--c-1); border-bottom-color: var(--c-1); font-weight: 600; }
.eval-gallery #et-2:checked ~ .tab-labels label[for=et-2] { color: var(--c-2); border-bottom-color: var(--c-2); font-weight: 600; }
.eval-gallery #et-3:checked ~ .tab-labels label[for=et-3] { color: var(--c-3); border-bottom-color: var(--c-3); font-weight: 600; }
.eval-gallery #et-4:checked ~ .tab-labels label[for=et-4] { color: var(--c-4); border-bottom-color: var(--c-4); font-weight: 600; }
.eval-gallery #et-5:checked ~ .tab-labels label[for=et-5] { color: var(--c-5); border-bottom-color: var(--c-5); font-weight: 600; }
.eval-gallery #et-6:checked ~ .tab-labels label[for=et-6] { color: var(--c-6); border-bottom-color: var(--c-6); font-weight: 600; }

.eval-gallery #et-1:checked ~ .tab-panes .pane-1,
.eval-gallery #et-2:checked ~ .tab-panes .pane-2,
.eval-gallery #et-3:checked ~ .tab-panes .pane-3,
.eval-gallery #et-4:checked ~ .tab-panes .pane-4,
.eval-gallery #et-5:checked ~ .tab-panes .pane-5,
.eval-gallery #et-6:checked ~ .tab-panes .pane-6 {
  display: block;
}

/* Header row: icon + title + (optional badge). */
.eval-gallery .pane-header {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 0.9rem;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

.eval-gallery .pane-icon {
  flex: 0 0 36px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.eval-gallery .pane-icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

.eval-gallery .pane-1 .pane-icon { color: var(--c-1); }
.eval-gallery .pane-2 .pane-icon { color: var(--c-2); }
.eval-gallery .pane-3 .pane-icon { color: var(--c-3); }
.eval-gallery .pane-4 .pane-icon { color: var(--c-4); }
.eval-gallery .pane-5 .pane-icon { color: var(--c-5); }
.eval-gallery .pane-6 .pane-icon { color: var(--c-6); }

.eval-gallery .pane-title {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 600;
  color: rgb(59, 59, 59);
  line-height: 1.2;
}

.eval-gallery .pane-blurb {
  font-family: et-book, Palatino, serif;
  font-style: italic;
  color: #555;
  margin: 0 0 1.1rem;
  font-size: 1.1rem;
  max-width: 50em;
  line-height: 1.5;
}

.eval-gallery dl.pane-spec {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: 0.5rem 1rem;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
  width: 100%;
  max-width: none;
}

.eval-gallery dl.pane-spec dt {
  font-weight: 600;
  color: #888;
  letter-spacing: 0.02em;
  text-transform: lowercase;
  text-align: left;
  margin: 0;
  padding: 0;
}

.eval-gallery dl.pane-spec dd {
  margin: 0;
  padding: 0;
  color: rgb(59, 59, 59);
  line-height: 1.5;
  text-align: left;
}

@media (max-width: 760px) {
  .eval-gallery dl.pane-spec {
    grid-template-columns: 1fr;
    gap: 0.2rem 0;
  }
  .eval-gallery dl.pane-spec dt { margin-top: 0.6rem; }
}

/* Hero visualization: isometric SVG scene + a small leaderboard. */
.hero-fig {
  display: flex;
  gap: 2.2rem;
  align-items: center;
  margin: 0;
  padding: 1.2rem 0 0.4rem;
}

/* tufte.css floats figcaption right at 60% across, which overlaps the
   next section on any fullwidth figure. Stop the float, sit it below. */
figure.fullwidth > figcaption {
  float: none;
  clear: both;
  margin: 1rem 0 0;
  max-width: 60em;
  text-align: left;
}

.hero-fig .hero-scene {
  flex: 1 1 60%;
  min-width: 0;
}

.hero-fig .hero-scene svg {
  width: 100%;
  height: auto;
  display: block;
}

.hero-fig .hero-leaderboard {
  flex: 1 1 38%;
  min-width: 240px;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
}

.hero-fig .lb-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 0.4rem;
  margin-bottom: 0.4rem;
  border-bottom: 1px solid #d8d8e0;
}

.hero-fig .lb-title {
  font-weight: 600;
  color: #3a3a78;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: lowercase;
}

.hero-fig .lb-live {
  font-size: 0.7rem;
  color: #999;
  letter-spacing: 0.04em;
}

.hero-fig .lb-live::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #5a9a5a;
  margin-right: 0.4rem;
  vertical-align: middle;
}

.hero-fig table.lb {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}

.hero-fig table.lb th {
  text-align: left;
  font-weight: 500;
  color: #888;
  padding: 0.25rem 0.5rem 0.4rem 0;
  text-transform: lowercase;
  letter-spacing: 0.03em;
  font-size: 0.7rem;
  border-bottom: 1px solid #ececec;
}

.hero-fig table.lb td {
  padding: 0.35rem 0.5rem 0.35rem 0;
  color: rgb(59, 59, 59);
  border-top: 1px solid #ececec;
  vertical-align: baseline;
}

.hero-fig table.lb td:first-child {
  color: #aaa;
  font-feature-settings: "tnum";
  width: 1.8em;
}

.hero-fig table.lb td.metric {
  color: #3a3a78;
  font-weight: 600;
  text-align: right;
  white-space: nowrap;
}

.hero-fig table.lb td.cost {
  color: #888;
  text-align: right;
  white-space: nowrap;
  font-size: 0.78rem;
}

.hero-fig table.lb tbody tr:first-child td.metric {
  position: relative;
}

.hero-fig table.lb em.team {
  color: #999;
  font-style: italic;
  font-weight: normal;
  font-size: 0.75rem;
  margin-left: 0.3rem;
}

@media (max-width: 820px) {
  .hero-fig {
    flex-direction: column;
    align-items: stretch;
    gap: 1.4rem;
  }
  .hero-fig .hero-leaderboard { min-width: 0; }
}

/* Hero scene animation: drone runs a circuit across all six trees over
   10 s and returns to its idle hover above the centre. When it comes
   back near the back-left tree at the end of the loop, the pigeons
   resting there scatter and reset. Background birds drift gently. */

.hero-fig .drone-anim   { animation: drone-circuit 10s ease-in-out infinite; }
.hero-fig .drone-shadow { animation: drone-shadow-circuit 10s ease-in-out infinite; }
.hero-fig .pigeon-1     { animation: pigeon-flee-1 10s ease-in-out infinite; }
.hero-fig .pigeon-2     { animation: pigeon-flee-2 10s ease-in-out infinite; }
.hero-fig .pigeon-3     { animation: pigeon-flee-3 10s ease-in-out infinite; }
.hero-fig .bg-bird-1    { animation: bg-bird-1 11s ease-in-out infinite; }
.hero-fig .bg-bird-2    { animation: bg-bird-2 13s ease-in-out infinite; }
.hero-fig .bg-bird-3    { animation: bg-bird-3 9s  ease-in-out infinite; }

/* Drone circuit: rest → back-mid → back-right → front-right → front-mid →
   front-left → hover near pigeon tree (back-left) → rest. */
@keyframes drone-circuit {
  0%   { transform: translate(0px, 0px); }       /* rest above centre */
  12%  { transform: translate(-10px, 20px); }    /* over back-mid tree */
  24%  { transform: translate(90px, 20px); }     /* over back-right tree */
  38%  { transform: translate(130px, 75px); }    /* over front-right tree */
  52%  { transform: translate(0px, 75px); }      /* over front-mid tree */
  66%  { transform: translate(-130px, 75px); }   /* over front-left tree */
  80%  { transform: translate(-110px, 25px); }   /* hover near pigeon tree */
  100% { transform: translate(0px, 0px); }       /* back to rest */
}

/* Shadow tracks drone X; Y is dampened so the shadow stays on the ground. */
@keyframes drone-shadow-circuit {
  0%   { transform: translate(0px, 0px); }
  12%  { transform: translate(-10px, 5px); }
  24%  { transform: translate(90px, 5px); }
  38%  { transform: translate(130px, 18px); }
  52%  { transform: translate(0px, 18px); }
  66%  { transform: translate(-130px, 18px); }
  80%  { transform: translate(-110px, 6px); }
  100% { transform: translate(0px, 0px); }
}

/* Pigeons still while drone roams; scatter when drone returns at ~80-88%. */
@keyframes pigeon-flee-1 {
  0%, 76%   { transform: translate(0px, 0px); opacity: 1; }
  88%       { transform: translate(-30px, -45px); opacity: 0; }
  95%       { transform: translate(-30px, -45px); opacity: 0; }
  96%       { transform: translate(0px, 0px); opacity: 0; }
  100%      { transform: translate(0px, 0px); opacity: 1; }
}
@keyframes pigeon-flee-2 {
  0%, 76%   { transform: translate(0px, 0px); opacity: 1; }
  88%       { transform: translate(0px, -55px); opacity: 0; }
  95%       { transform: translate(0px, -55px); opacity: 0; }
  96%       { transform: translate(0px, 0px); opacity: 0; }
  100%      { transform: translate(0px, 0px); opacity: 1; }
}
@keyframes pigeon-flee-3 {
  0%, 76%   { transform: translate(0px, 0px); opacity: 1; }
  88%       { transform: translate(30px, -45px); opacity: 0; }
  95%       { transform: translate(30px, -45px); opacity: 0; }
  96%       { transform: translate(0px, 0px); opacity: 0; }
  100%      { transform: translate(0px, 0px); opacity: 1; }
}

/* Background birds drift slowly to suggest distant flight. */
@keyframes bg-bird-1 {
  0%, 100% { transform: translate(0px, 0px); }
  50%      { transform: translate(20px, -6px); }
}
@keyframes bg-bird-2 {
  0%, 100% { transform: translate(0px, 0px); }
  50%      { transform: translate(-18px, 5px); }
}
@keyframes bg-bird-3 {
  0%, 100% { transform: translate(0px, 0px); }
  50%      { transform: translate(14px, 8px); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-fig .drone-anim,
  .hero-fig .drone-shadow,
  .hero-fig .pigeon-1, .hero-fig .pigeon-2, .hero-fig .pigeon-3,
  .hero-fig .bg-bird-1, .hero-fig .bg-bird-2, .hero-fig .bg-bird-3 {
    animation: none;
  }
}

/* Pane visualization thumbnail */
.pane-viz {
  margin: 0.8rem 0 1rem;
  overflow-x: auto;
}
.pane-viz svg {
  display: block;
  width: 100%;
  height: auto;
}

/* ── Fake-website: physical eval registry ── */
.physevals-board {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  width: 55%;
  margin: 1.5rem 0 0;
  border: 1px solid #d4d2e0;
  border-radius: 6px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 2px 14px rgba(58, 58, 120, 0.06);
}

@media (max-width: 760px) {
  .physevals-board { width: 100%; }
}

.physevals-board .bbar {
  background: #ececf2;
  border-bottom: 1px solid #d4d2e0;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.7rem;
}
.physevals-board .bbar .dots {
  display: flex;
  gap: 4px;
}
.physevals-board .bbar .dots span {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
}
.physevals-board .bbar .dots span:nth-child(1) { background: #f57979; }
.physevals-board .bbar .dots span:nth-child(2) { background: #f5cb7a; }
.physevals-board .bbar .dots span:nth-child(3) { background: #7ac88a; }
.physevals-board .bbar .url {
  flex: 1;
  font-size: 0.7rem;
  color: #777;
  background: #fff;
  border: 1px solid #d4d2e0;
  border-radius: 3px;
  padding: 0.2rem 0.6rem;
  font-feature-settings: "tnum";
}

.physevals-board .page {
  padding: 1.2rem 1.4rem 1.3rem;
}

.physevals-board .page-head {
  border-bottom: 1px solid #e0e0e8;
  margin-bottom: 0.8rem;
  padding-bottom: 0.6rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.physevals-board .page-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: rgb(59, 59, 59);
}
.physevals-board .page-sub {
  font-size: 0.72rem;
  color: #888;
  letter-spacing: 0.04em;
}
.physevals-board .page-sub::before {
  content: "";
  display: inline-block;
  width: 6px; height: 6px;
  background: #5a9a5a;
  border-radius: 50%;
  vertical-align: middle;
  margin-right: 0.4rem;
}

.physevals-board .eval-rows {
  display: flex;
  flex-direction: column;
}

.physevals-board .er-row {
  display: grid;
  grid-template-columns: 28px 1fr 80px 1fr 60px;
  gap: 0.6rem 0.8rem;
  align-items: center;
  padding: 0.55rem 0;
  border-bottom: 1px solid #ececec;
}
.physevals-board .er-row:last-child { border-bottom: none; }

.physevals-board .er-icon {
  width: 24px; height: 24px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
}
.physevals-board .er-name { line-height: 1.25; }
.physevals-board .er-title { font-size: 0.85rem; font-weight: 600; color: rgb(59, 59, 59); }
.physevals-board .er-sub   { font-size: 0.7rem; color: #888; }

.physevals-board .er-status {
  font-size: 0.72rem;
  font-weight: 500;
  white-space: nowrap;
}
.physevals-board .er-status.open    { color: #2f6a36; }
.physevals-board .er-status.limited { color: #8a5a00; }
.physevals-board .er-status.soon    { color: #aaa; }

.physevals-board .er-metric {
  font-size: 0.72rem;
  color: #888;
  font-style: italic;
}

.physevals-board .er-teams {
  font-size: 0.72rem;
  color: #888;
  text-align: right;
  font-feature-settings: "tnum";
  white-space: nowrap;
}

.physevals-board .page-foot {
  margin-top: 0.8rem;
  padding-top: 0.5rem;
  border-top: 1px solid #ececec;
  font-size: 0.7rem;
  color: #aaa;
  display: flex;
  justify-content: space-between;
}

@media (max-width: 540px) {
  .physevals-board .er-row {
    grid-template-columns: 28px 1fr 80px;
    grid-template-areas:
      "icon name status"
      ".    metric metric"
      ".    teams  teams";
    row-gap: 0.15rem;
  }
  .physevals-board .er-icon   { grid-area: icon; }
  .physevals-board .er-name   { grid-area: name; }
  .physevals-board .er-status { grid-area: status; text-align: right; }
  .physevals-board .er-metric { grid-area: metric; }
  .physevals-board .er-teams  { grid-area: teams; }
}