/* Variant B — a personal workstation.
   Three palettes share one set of tokens; the sidebar stays dark in all of them. */

@font-face { font-family: 'Plex Sans'; src: url(fonts/IBMPlexSans-var.woff2) format('woff2'); font-weight: 100 700; font-display: swap; }
@font-face { font-family: 'Plex Mono'; src: url(fonts/IBMPlexMono-400.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Plex Mono'; src: url(fonts/IBMPlexMono-500.woff2) format('woff2'); font-weight: 500; font-display: swap; }
@font-face { font-family: 'Archivo'; src: url(fonts/Archivo-var.woff2) format('woff2'); font-weight: 100 900; font-stretch: 62% 125%; font-display: swap; }
@font-face { font-family: 'Newsreader'; src: url(fonts/Newsreader-400.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Newsreader'; src: url(fonts/Newsreader-400-italic.woff2) format('woff2'); font-weight: 400; font-style: italic; font-display: swap; }

/* ---------- Palettes ---------- */

:root,
[data-palette='ink'] {
  --side-bg: #0a0c10;
  --side-line: #1c2129;
  --side-text: #e7e4dd;
  --side-text-2: #9ba1a9;
  --side-text-3: #646b74;
  --side-hover: rgba(255, 255, 255, 0.045);
  --side-active: rgba(255, 255, 255, 0.075);
  --side-accent: #e2a54a;

  --bg: #0e1116;
  --pane: #12161c;
  --pane-2: #181d25;
  --line: #222831;
  --line-2: #343c48;
  --text: #ebe8e1;
  --text-2: #a7acb4;
  --text-3: #727982;
  --accent: #e2a54a;
  --accent-ink: #171004;
  --img-bg: #0a0c10;
  color-scheme: dark;
}

[data-palette='carbon'] {
  --side-bg: #0b0b0b;
  --side-line: #222222;
  --side-text: #ecebe8;
  --side-text-2: #a2a19d;
  --side-text-3: #6b6a67;
  --side-accent: #ec5a41;

  --bg: #131313;
  --pane: #181818;
  --pane-2: #1f1f1f;
  --line: #282828;
  --line-2: #3a3a3a;
  --text: #edece8;
  --text-2: #aaa9a4;
  --text-3: #75746f;
  --accent: #ec5a41;
  --accent-ink: #1b0703;
  --img-bg: #0d0d0d;
  color-scheme: dark;
}

[data-palette='paper'] {
  --side-bg: #15171b;
  --side-line: #2a2e35;
  --side-text: #eceae5;
  --side-text-2: #a0a5ad;
  --side-text-3: #6c727b;
  --side-accent: #93b3e6;

  --bg: #f1efea;
  --pane: #faf9f6;
  --pane-2: #ffffff;
  --line: #dfdbd2;
  --line-2: #c6c1b5;
  --text: #17191c;
  --text-2: #4f545b;
  --text-3: #7a7e85;
  --accent: #2a4d84;
  --accent-ink: #ffffff;
  --img-bg: #e4e1d9;
  color-scheme: light;
}

:root {
  --side-w: 248px;
  --gap: 16px;
  --radius: 4px;
  --sans: 'Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'Plex Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
  --serif: 'Newsreader', Georgia, 'Times New Roman', serif;
  --display: var(--serif);
  --accent-text: var(--accent);
  --side-accent-text: var(--side-accent);
  --focus: var(--accent);
}

/* ---------- Base ---------- */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 14px/1.5 var(--sans);
  font-feature-settings: 'ss02';
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
ul, ol { list-style: none; margin: 0; padding: 0; }
h1, h2, p, figure, dl, dd { margin: 0; }
kbd { font-family: var(--mono); }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 2px; }
.sidebar :focus-visible { outline-color: var(--side-accent-text); }
[tabindex='-1']:focus { outline: none; }

.skip {
  position: absolute; left: 12px; top: -48px; z-index: 50;
  padding: 8px 12px; background: var(--accent); color: var(--accent-ink); border-radius: 3px;
}
.skip:focus { top: 12px; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--line-2); border: 3px solid transparent; background-clip: padding-box; border-radius: 6px; }
::-webkit-scrollbar-track { background: transparent; }

/* ---------- Shared pieces ---------- */

.kicker, .pane-label, .feat-kicker, .panel-title {
  font: 500 10.5px/1.3 var(--mono);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.kicker { color: var(--accent-text); }

.display { font: 400 clamp(26px, 2.25vw, 34px)/1.16 var(--serif); letter-spacing: -0.012em; max-width: 34ch; text-wrap: balance; }
.display-sm { font: 400 24px/1.35 var(--serif); letter-spacing: -0.005em; color: var(--text); }
.view-title { font: 400 30px/1.1 var(--serif); letter-spacing: -0.01em; }
.lede { color: var(--text-2); font-size: 14.5px; max-width: 64ch; }

.pane {
  display: flex; flex-direction: column; min-height: 0; min-width: 0;
  background: var(--pane);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.pane-head {
  flex: none; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  height: 34px; padding: 0 12px;
  border-bottom: 1px solid var(--line);
}
.pane-label { color: var(--text-2); }
.pane-meta { font: 400 11px var(--mono); color: var(--text-3); }
.pane-link { font-size: 12px; color: var(--text-2); }
.pane-link::after { content: ' →'; }
.pane-link:hover { color: var(--accent-text); }

.btn {
  display: inline-flex; align-items: center; gap: 2px;
  height: 32px; padding: 0 12px;
  border: 1px solid var(--line-2); border-radius: 3px;
  font-size: 13px; font-weight: 500; color: var(--text);
  white-space: nowrap;
  transition: background-color 0.12s, border-color 0.12s;
}
.btn:hover { background: var(--pane-2); border-color: var(--text-3); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: var(--accent); border-color: var(--accent); filter: brightness(1.08); }
.ext { font-size: 0.85em; margin-left: 4px; opacity: 0.7; }
.link-row { display: flex; flex-wrap: wrap; gap: 8px; }

.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 3px; overflow: hidden; }
.seg > button { padding: 6px 12px; font-size: 12.5px; color: var(--text-2); border-right: 1px solid var(--line); }
.seg > button:last-child { border-right: 0; }
.seg > button:hover { color: var(--text); background: var(--pane-2); }
.seg > button[aria-pressed='true'] { color: var(--text); background: var(--pane-2); box-shadow: inset 0 -2px 0 var(--accent); }

/* Element-style application icon: index number + symbol. */
.sym {
  position: relative; flex: none;
  display: inline-grid; place-items: center;
  width: 32px; height: 32px;
  background: var(--pane-2);
  border: 1px solid var(--line-2); border-radius: 2px;
  color: var(--text);
}
.sym-s { font: 600 14px/1 var(--sans); letter-spacing: -0.01em; }
.sym-n { position: absolute; top: 2px; left: 3px; font: 400 7.5px/1 var(--mono); color: var(--text-3); }
.sym-sm { width: 26px; height: 26px; }
.sym-sm .sym-s { font-size: 11.5px; }
.sym-sm .sym-n { font-size: 6.5px; top: 1.5px; left: 2.5px; }
.sym-mark { width: 24px; height: 24px; padding-top: 5px; margin-left: 6px; vertical-align: -4px; background: none; border-color: var(--side-text-3); color: var(--side-text); }
.sym-mark .sym-s { font-size: 10px; }
.sym-mark .sym-n { font-size: 6px; top: 1px; left: 2px; color: var(--side-text-3); }
.sym-lg { width: 46px; height: 46px; }
.sym-lg .sym-s { font-size: 19px; }
.sym-lg .sym-n { font-size: 9px; }

.fig { display: flex; flex-direction: column; min-height: 0; }
.fig-frame { position: relative; overflow: hidden; background: var(--img-bg); border: 1px solid var(--line); border-radius: 3px; }
.fig-frame img { width: 100%; height: 100%; object-fit: cover; }
.fig figcaption { padding-top: 6px; font: 400 10.5px/1.4 var(--mono); color: var(--text-3); }

/* ---------- Application shell ---------- */

.shell {
  display: grid;
  grid-template-columns: var(--side-w) minmax(0, 1fr);
  height: 100vh; height: 100dvh;
}

.sidebar {
  display: flex; flex-direction: column;
  min-height: 0; overflow-y: auto;
  padding: 18px 14px 16px;
  background: var(--side-bg);
  border-right: 1px solid var(--side-line);
  color: var(--side-text);
}

.ident { display: grid; grid-template-columns: 48px 1fr; gap: 12px; align-items: center; padding: 2px 4px; }
.ident-photo { width: 48px; height: 48px; border-radius: 3px; object-fit: cover; }
.ident-name { display: block; font-size: 15px; font-weight: 600; letter-spacing: -0.005em; }
.ident-roles { display: block; margin-top: 3px; font-size: 11.5px; line-height: 1.45; color: var(--side-text-2); }
.ident-roles > span { display: block; }

.nav { margin-top: 26px; }
.nav-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 7px 10px; margin-bottom: 1px;
  border-radius: 3px;
  font-size: 13.5px; font-weight: 500; color: var(--side-text-2);
  transition: background-color 0.1s, color 0.1s;
}
.nav-item:hover { background: var(--side-hover); color: var(--side-text); }
.nav-item[aria-current='page'] { background: var(--side-active); color: var(--side-text); box-shadow: inset 2px 0 0 var(--side-accent); }
.nav-item kbd {
  min-width: 18px; padding: 1px 4px;
  border: 1px solid var(--side-line); border-radius: 2px;
  font-size: 10.5px; text-align: center; color: var(--side-text-3);
}
.side-foot { margin-top: auto; padding-top: 24px; display: grid; gap: 18px; }
.side-links a, .mobile-foot .side-links a { display: inline-block; padding: 3px 4px; font-size: 13px; color: var(--side-text-2); }
.side-links a:hover { color: var(--side-text); }


.main { min-width: 0; min-height: 0; overflow-y: auto; }
.js .main { overflow: hidden; }

/* ---------- Views ---------- */

.view { display: grid; gap: var(--gap); padding: 22px 26px 24px; align-content: start; }
.js .view { display: none; height: 100%; min-height: 0; overflow: auto; }
.js .view.is-active { display: grid; align-content: stretch; animation: view-in 0.14s ease-out; }
@keyframes view-in { from { opacity: 0; transform: translateY(3px); } }

.view-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* Home */
.view-home {
  grid-template-columns: minmax(0, 1fr) 288px;
  grid-template-rows: auto minmax(300px, 1fr) auto;
  grid-template-areas: 'intro rail' 'feat rail' 'apps rail';
}
.home-intro { grid-area: intro; display: grid; gap: 8px; padding-top: 4px; }
.home-strip { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 20px; padding-top: 12px; border-top: 1px solid var(--line); }
.strip-text { display: flex; flex-wrap: wrap; gap: 4px 22px; font: 500 11.5px/1.5 var(--mono); letter-spacing: 0.05em; text-transform: uppercase; color: var(--text-2); }

.feat { grid-area: feat; }
.feat-body { flex: 1; min-height: 0; display: grid; grid-template-rows: minmax(0, 1fr) auto; }
.feat-stage { min-height: 0; }
.feat-item { display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(250px, 1fr); height: 100%; min-height: 0; }
.js .feat-item { display: none; }
.js .feat-item.is-active { display: grid; }
.feat-fig { padding: 12px 0 10px 12px; height: 100%; }
.feat-fig .fig-frame { flex: 1; }
.fig-frame video { display: block; width: 100%; height: 100%; object-fit: cover; }
.loop-toggle {
  position: absolute; top: 8px; right: 8px; padding: 4px 9px; border-radius: 3px;
  background: rgba(17, 18, 20, 0.72); color: #f2f1ed; font: 400 10.5px var(--mono);
}
.loop-toggle:hover { background: rgba(17, 18, 20, 0.88); }
.feat-info { display: flex; flex-direction: column; padding: 18px 20px 16px; min-height: 0; overflow: auto; }
.feat-kicker { color: var(--accent-text); }
.feat-title { margin: 10px 0 10px; font: 400 30px/1.08 var(--serif); letter-spacing: -0.01em; }
.feat-blurb { color: var(--text-2); font-size: 14px; line-height: 1.55; }
.facts { margin-top: 18px; border-top: 1px solid var(--line); }
.facts > div { display: grid; grid-template-columns: 74px 1fr; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--line); }
.facts dt { font: 400 10.5px/1.7 var(--mono); color: var(--text-3); text-transform: uppercase; letter-spacing: 0.05em; }
.facts dd { font-size: 12.5px; color: var(--text-2); }
.feat-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 18px; }

.feat-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.feat-tab {
  display: flex; align-items: baseline; gap: 10px; min-width: 0;
  padding: 10px 12px; text-align: left;
  font-size: 13px; color: var(--text-2);
  border-right: 1px solid var(--line);
}
.feat-tab:last-child { border-right: 0; }
.feat-tab:hover { color: var(--text); background: var(--pane-2); }
.feat-tab[aria-pressed='true'] { color: var(--text); box-shadow: inset 0 2px 0 var(--accent); }
.feat-tab-n { font: 400 11px var(--mono); color: var(--text-3); }
.feat-tab-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.apps-pane { grid-area: apps; }
.apps { display: grid; grid-template-columns: repeat(var(--n, 6), minmax(0, 1fr)); gap: 12px; padding: 12px; }
.app { display: flex; flex-direction: column; gap: 8px; border-radius: 3px; }
.app-thumb { display: block; aspect-ratio: 16 / 10; overflow: hidden; background: var(--img-bg); border: 1px solid var(--line); border-radius: 3px; transition: border-color 0.12s; }
.app-thumb img { width: 100%; height: 100%; object-fit: cover; transition: filter 0.12s; }
.app-meta { display: flex; align-items: center; gap: 8px; min-width: 0; }
.app-name { font-size: 12.5px; font-weight: 500; line-height: 1.25; }
.app-cat, .app-arrow { display: none; }
.app:hover .app-thumb { border-color: var(--text-3); }
.app:hover img, .tile:hover img { filter: brightness(1.08); }

.rail { grid-area: rail; display: flex; flex-direction: column; gap: var(--gap); min-height: 0; }
.status > div { display: grid; grid-template-columns: 72px 1fr; gap: 8px; padding: 9px 12px; border-bottom: 1px solid var(--line); }
.status > div:last-child { border-bottom: 0; }
.status dt { font: 400 11px/1.6 var(--mono); color: var(--text-3); text-transform: uppercase; letter-spacing: 0.04em; }
.status dd { font-size: 13px; }

/* Projects library: square tiles sized to fit two rows in the viewport. */
.view-projects { grid-template-rows: auto minmax(0, 1fr); }
.tile-wrap { container-type: size; min-height: 0; }
.tiles {
  --g: 14px;
  --t: min(calc((100cqw - (var(--cols) - 1) * var(--g)) / var(--cols)), calc((100cqh - var(--g)) / 2));
  display: grid; gap: var(--g);
  grid-template-columns: repeat(var(--cols, 3), var(--t));
  grid-auto-rows: var(--t);
}
.tile-cell[hidden] { display: none; }
.tile {
  display: flex; flex-direction: column; height: 100%;
  background: var(--pane); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: border-color 0.12s;
}
.tile:hover { border-color: var(--line-2); }
.tile-img { flex: 1; min-height: 0; background: var(--img-bg); border-bottom: 1px solid var(--line); }
.tile-img img { width: 100%; height: 100%; object-fit: cover; transition: filter 0.12s; }
.tile-body { display: grid; gap: 6px; padding: 12px 14px 14px; }
.tile-head { display: flex; align-items: center; gap: 10px; }
.tile-name { font-size: 15px; font-weight: 600; letter-spacing: -0.005em; }
.tile-sum { color: var(--text-2); font-size: 13px; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.tile-dom { font: 400 10.5px var(--mono); color: var(--text-3); text-transform: uppercase; letter-spacing: 0.06em; }

/* Project page: what it is, then the films, then how it works. The whole view scrolls. */
.view-project { grid-template-rows: auto; gap: 0; }
.js .view-project.is-active { align-content: start; }
.win-bar { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
.win-back { padding: 6px 10px; border: 1px solid var(--line); border-radius: 3px; font-size: 13px; color: var(--text-2); }
.win-back:hover { color: var(--text); border-color: var(--line-2); }
.win-title { display: flex; align-items: center; gap: 14px; min-width: 0; }
.win-dom { margin-top: 4px; font: 400 11px var(--mono); color: var(--text-3); text-transform: uppercase; letter-spacing: 0.06em; }
.pj { display: grid; gap: 26px; padding-top: 20px; }
.pj-what { display: grid; gap: 10px; max-width: 74ch; }
.pj-what p { font-size: 15.5px; line-height: 1.6; color: var(--text-2); }
.pj-what p:first-child { font: 500 20px/1.45 var(--display); letter-spacing: -0.01em; color: var(--text); }
.pj-media { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; align-items: start; }
.pj-media .fig-frame { aspect-ratio: 16 / 9; }
.film-main { grid-column: span 2; grid-row: span 2; }
.pj-media.is-single .fig { grid-column: span 2; }
.pj-media.is-single .fig-frame { aspect-ratio: auto; }
.pj-media.is-single img { height: auto; max-height: 62vh; object-fit: contain; }
.fig .film-cap { display: grid; gap: 6px; padding-top: 10px; font: inherit; color: var(--text); }
.film-name { font-size: 15px; font-weight: 600; }
.film-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; font-size: 13px; color: var(--text-2); }
.film-meta a { text-decoration: underline; text-underline-offset: 2px; }
.film-meta a:hover { color: var(--text); }
.pj-more { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 28px 48px; align-items: start; padding-top: 24px; border-top: 1px solid var(--line); }
.pj-note p { font-size: 15px; line-height: 1.6; color: var(--text-2); max-width: 60ch; }
.js .xp-detail[data-inactive] { display: none; }
.panel-title { color: var(--accent-text); margin-bottom: 14px; }
.steps { margin-top: 4px; max-width: 64ch; }
.steps li { display: grid; grid-template-columns: 26px 64px 1fr; gap: 10px; padding: 12px 0; border-top: 1px solid var(--line); }
.step-n { font: 500 12px/1.6 var(--mono); color: var(--accent-text); }
.step-t { font-weight: 600; }
.step-d { color: var(--text-2); font-size: 14px; }

/* System diagram: stacked boxes joined by labelled links. */
.sys { display: grid; max-width: 52ch; }
.sys-box { display: grid; padding: 12px 14px; background: var(--pane); border: 1px solid var(--line-2); border-radius: 3px; }
.sys-main { border-color: var(--text); }
.sys-title { font-size: 15px; font-weight: 600; }
.sys-sub { margin-top: 2px; font: 400 10.5px/1.5 var(--mono); color: var(--text-3); text-transform: uppercase; letter-spacing: 0.06em; }
.sys-box ul { display: grid; gap: 4px; margin-top: 10px; }
.sys-box li { position: relative; padding-left: 15px; font-size: 13.5px; line-height: 1.45; color: var(--text-2); }
/* A border, not a background: borders snap to whole pixels, so every dash renders alike. */
.sys-box li::before { content: ''; position: absolute; left: 0; top: 9px; width: 8px; border-top: 1px solid var(--accent); }
.sys-link { display: flex; flex-direction: column; align-items: center; }
.sys-link::before, .sys-link::after { content: ''; width: 1px; height: 9px; background: var(--text-3); }
.sys-link span { padding: 2px 0; font: 400 10.5px/1.4 var(--mono); color: var(--text-3); text-transform: uppercase; letter-spacing: 0.06em; }

.state { display: inline-block; padding: 3px 7px; border: 1px solid var(--line-2); border-radius: 3px; font: 500 10.5px/1.3 var(--mono); color: var(--text-2); text-transform: uppercase; letter-spacing: 0.06em; white-space: nowrap; }
.state[data-state='recorded'], .state[data-state='public demo'], .state[data-state='published'] { border-color: var(--text); color: var(--text); }
.state[data-state='next'], .state[data-state='in progress'] { border-style: dashed; color: var(--text-3); }

/* Films: the whole poster is the play link; the badge says what plays. */
.video-play { position: absolute; inset: 0; display: flex; align-items: flex-end; padding: 14px; }
.video-play:focus-visible { outline-offset: -3px; }
.play-badge { display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px; background: var(--accent); color: var(--accent-ink); font-size: 14px; font-weight: 600; }
.film:not(.film-main) .video-play { padding: 10px; }
.film:not(.film-main) .play-badge { padding: 7px 11px; font-size: 13px; }
.video-frame:hover img { filter: brightness(1.08); }
.video-frame:hover .play-badge { filter: brightness(1.06); }
.video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.feat-fig:has(iframe) figcaption { display: none; }

/* Science */
.view-science { grid-template-rows: auto minmax(0, 1fr); }
.sci { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.4fr); gap: 24px; min-height: 0; align-items: start; }
.sci-intro { display: grid; gap: 22px; }
.sci-intro .lede { font: 400 21px/1.45 var(--serif); color: var(--text); max-width: 34ch; }
.sci-photos { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.sci-fig .fig-frame { aspect-ratio: 4 / 5; }
.plain-list li { padding: 9px 12px; border-bottom: 1px solid var(--line); font-size: 13.5px; }
.plain-list li:last-child { border-bottom: 0; }
.record { width: 100%; border-collapse: collapse; }
.record th, .record td { padding: 13px 14px; text-align: left; vertical-align: baseline; border-bottom: 1px solid var(--line); }
.record tr:last-child > * { border-bottom: 0; }
.record thead th { padding-block: 9px; font: 400 10.5px var(--mono); color: var(--text-3); text-transform: uppercase; letter-spacing: 0.08em; }
.record tbody th { font-size: 14.5px; font-weight: 500; }
.record td { color: var(--text-2); font-size: 13.5px; }
.record .rec-code { font: 500 12px var(--mono); color: var(--accent-text); white-space: nowrap; }

/* About: a short account, then experience as master–detail */
.view-about { grid-template-rows: auto auto minmax(0, 1fr); }
.about-text { display: grid; gap: 12px; max-width: 76ch; }
.about-text p { font-size: 15.5px; line-height: 1.65; color: var(--text-2); }
.xp { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: var(--gap); min-height: 0; }
.xp-item { display: grid; gap: 2px; width: 100%; padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--line); }
.xp-list li:last-child .xp-item { border-bottom: 0; }
.xp-item:hover { background: var(--pane-2); }
.xp-item[aria-pressed='true'] { background: var(--pane-2); box-shadow: inset 2px 0 0 var(--accent); }
.xp-org { font-size: 14px; font-weight: 600; }
.xp-role { font-size: 12.5px; color: var(--text-2); }
.xp-dates { font: 400 11px var(--mono); color: var(--text-3); }
.xp-pane { overflow: auto; }
.xp-detail { display: grid; gap: 28px; padding: 24px 28px; }
.xp-detail.has-img { grid-template-columns: minmax(0, 1fr) minmax(0, 280px); }
.xp-title { margin-top: 8px; font: 400 28px/1.15 var(--serif); }
.xp-sub { margin-top: 4px; color: var(--text-2); }
.xp-where { margin-top: 2px; font-size: 12.5px; color: var(--text-3); }
.ticks { margin-top: 20px; display: grid; gap: 10px; max-width: 62ch; }
.ticks li { position: relative; padding-left: 20px; font-size: 14.5px; line-height: 1.55; }
.ticks li::before { content: ''; position: absolute; left: 0; top: 0.78em; width: 9px; height: 1px; background: var(--accent); }
.xp-gallery { display: grid; gap: 14px; align-content: start; }
.xp-fig .fig-frame { aspect-ratio: 1; }
.js .xp-fig[data-inactive] { display: none; }
.xp-thumbs { display: none; }
.js .xp-thumbs { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 6px; margin-top: -4px; }
.xp-thumb { aspect-ratio: 1; padding: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 3px; background: var(--img-bg); opacity: 0.55; }
.xp-thumb img { width: 100%; height: 100%; object-fit: cover; }
.xp-thumb:hover { opacity: 0.85; }
.xp-thumb[aria-pressed='true'] { opacity: 1; box-shadow: 0 0 0 2px var(--accent); }

.mobile-foot { display: none; }

/* ---------- Narrower desktops ---------- */

@media (max-width: 1279px) {
  .view-home { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto minmax(360px, 56vh) auto auto; grid-template-areas: 'intro' 'feat' 'apps' 'rail'; }
  .rail { display: grid; grid-template-columns: 1fr 1fr; align-items: start; }
}

/* ---------- Phone ---------- */

@media (max-width: 820px) {
  .shell { display: block; height: auto; }
  .main, .js .main { overflow: visible; }
  .js .view, .view { height: auto; overflow: visible; padding: 18px 16px 28px; }

  .sidebar { position: relative; padding: 12px 16px 0; border-right: 0; border-bottom: 1px solid var(--side-line); overflow: visible; }
  .ident { grid-template-columns: 40px 1fr; gap: 10px; padding: 0; }
  .ident-photo { width: 40px; height: 40px; }
  .ident-roles > span { display: inline; }
  .ident-roles > span + span::before { content: ' · '; }
  .nav { margin: 10px -16px 0; overflow-x: auto; scrollbar-width: none; }
  .nav::-webkit-scrollbar { display: none; }
  .nav ul { display: flex; padding: 0 8px; }
  .nav-item { padding: 11px 9px 12px; border-radius: 0; white-space: nowrap; font-size: 13.5px; }
  .nav-item kbd { display: none; }
  .nav-item[aria-current='page'] { background: none; box-shadow: inset 0 -2px 0 var(--side-accent); }
  .side-foot { display: none; }

  .mobile-foot { display: grid; gap: 18px; padding: 22px 16px 36px; background: var(--side-bg); color: var(--side-text); border-top: 1px solid var(--side-line); }
  .js .mobile-foot { display: grid; }

  .display { font-size: 25px; }
  .view-title { font-size: 26px; }

  .view-home { grid-template-rows: none; }
  .feat-item, .js .feat-item.is-active { grid-template-columns: 1fr; }
  .feat-fig { padding: 10px 10px 0; }
  .feat-fig .fig-frame { aspect-ratio: 16 / 9; flex: none; }
  .feat-info { padding: 14px 14px 16px; overflow: visible; }
  .feat-title { font-size: 26px; }
  .feat-tab { padding: 10px 10px; font-size: 12px; }
  .apps { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; padding: 10px; }
  .app-meta .sym { display: none; }
  .app-name { font-size: 12px; }
  .rail { grid-template-columns: 1fr; }

  .tile-wrap { container-type: normal; }
  .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: auto; gap: 10px; }
  .tile-img { flex: none; aspect-ratio: 1; }
  .tile-body { padding: 10px 10px 12px; gap: 4px; }
  .tile-head .sym { display: none; }
  .tile-name { font-size: 14px; }
  .tile-sum { display: none; }
  .view-head .seg { width: 100%; }
  .view-head .seg > button { flex: 1; }

  .win-bar { grid-template-columns: 1fr; gap: 12px; }
  .win-bar .btn { justify-self: start; }
  .win-back { justify-self: start; }
  .pj { gap: 20px; padding-top: 16px; }
  .pj-what p:first-child { font-size: 18px; }
  .pj-media, .pj-more { grid-template-columns: minmax(0, 1fr); }
  .film-main, .pj-media.is-single .fig { grid-column: auto; grid-row: auto; }
  .film-main .play-badge { padding: 8px 12px; font-size: 13px; }

  .sci, .xp { grid-template-columns: 1fr; }
  .record thead { display: none; }
  .record tr { display: grid; grid-template-columns: 64px 1fr; padding: 10px 12px; border-bottom: 1px solid var(--line); }
  .record tr:last-child { border-bottom: 0; }
  .record th, .record td { padding: 0; border: 0; }
  .record td:last-child { grid-column: 2; margin-top: 2px; }
  .xp-detail { padding: 18px 16px; }
  .xp-detail.has-img { grid-template-columns: 1fr; }
  .xp-gallery { max-width: 320px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ---------- Signal: the owner's light concept (yellow / grey / primary / grey + yellow) ---------- */

[data-palette^='signal'] {
  --side-w: 268px;
  --radius: 0;
  --display: 'Archivo', 'Helvetica Neue', Arial, sans-serif;
  --serif: var(--display);

  --side-bg: #e5e8ec;
  --side-line: #cdd1d7;
  --side-text: #121314;
  --side-text-2: #4a4f56;
  --side-text-3: #7f858d;
  --side-hover: rgba(0, 0, 0, 0.05);
  --side-active: #121314;
  --side-accent-text: #121314;

  --bg: #f7f6f2;
  --pane: #ffffff;
  --pane-2: #f0efea;
  --line: #d9d7d0;
  --line-2: #b5b2a9;
  --text: #111214;
  --text-2: #4a4e55;
  --text-3: #7b7f86;
  --img-bg: #e2e0da;
  --accent-text: #111214;
  --focus: #111214;

  --feature-bg: #ebebe8;
  --feature-ink: #111214;
  --cta-bg: #111214;
  --cta-ink: #ffffff;
  --mark: #111214;
  --nav-mark: #ffd400;
  color-scheme: light;
}
[data-palette='signal-yellow'] { --side-bg: #efefec; --accent: #ffd400; --accent-ink: #111214; --feature-bg: #ffd400; --nav-mark: #ffd400; }
[data-palette='signal-grey'] { --accent: #111214; --accent-ink: #ffffff; --feature-bg: #e8e8e6; --nav-mark: #5a5d63; }
[data-palette='signal-primary'] { --accent: #e3211c; --accent-ink: #ffffff; --feature-bg: #ffd400; --cta-bg: #e3211c; --nav-mark: #e3211c; --mark: #1f4fd8; }
[data-palette='signal-mono'] { --accent: #ffd400; --accent-ink: #111214; --feature-bg: #e8e8e6; --cta-bg: #ffd400; --cta-ink: #111214; --mark: #ffd400; --nav-mark: #ffd400; }

[data-palette^='signal'] .fig-frame,
[data-palette^='signal'] .app-thumb,
[data-palette^='signal'] .seg,
[data-palette^='signal'] .btn,
[data-palette^='signal'] .win-back,
[data-palette^='signal'] .sym { border-radius: 0; }

/* Sidebar */
[data-palette^='signal'] .sidebar { padding: 28px 22px 20px; }
[data-palette^='signal'] .ident { grid-template-columns: 1fr; gap: 16px; padding: 0; }
[data-palette^='signal'] .ident-photo { width: 136px; height: 136px; border-radius: 0; }
[data-palette^='signal'] .ident-name { font: 800 25px/1.05 var(--display); font-stretch: 92%; letter-spacing: -0.03em; }
[data-palette^='signal'] .ident-roles { margin-top: 6px; font-size: 13px; }
[data-palette^='signal'] .nav { margin-top: 26px; }
[data-palette^='signal'] .nav-item { padding: 10px 12px; border-radius: 0; font-size: 15.5px; color: var(--side-text); }
[data-palette^='signal'] .nav-item[aria-current='page'] { background: var(--side-active); color: #ffffff; box-shadow: inset -6px 0 0 var(--nav-mark); }
[data-palette^='signal'] .nav-item[aria-current='page'] kbd { color: rgba(255, 255, 255, 0.6); border-color: rgba(255, 255, 255, 0.25); }

/* Views */
[data-palette^='signal'] .view { padding: 26px 36px 28px; }
[data-palette^='signal'] .view-title { font: 800 40px/1 var(--display); font-stretch: 92%; letter-spacing: -0.035em; }
[data-palette^='signal'] .xp-title,
[data-palette^='signal'] .display-sm { font-family: var(--display); font-weight: 700; font-stretch: 94%; letter-spacing: -0.02em; }
[data-palette^='signal'] .sci-intro .lede { font-family: var(--display); font-weight: 500; letter-spacing: -0.01em; }
[data-palette^='signal'] .tile-name { font: 800 19px/1.1 var(--display); font-stretch: 92%; letter-spacing: -0.02em; }
[data-palette^='signal'] .seg > button[aria-pressed='true'] { box-shadow: inset 0 -3px 0 var(--mark); }
[data-palette^='signal'] .xp-item[aria-pressed='true'] { box-shadow: inset 3px 0 0 var(--mark); }
[data-palette^='signal'] .ticks li::before { background: var(--text); }
[data-palette^='signal'] .btn-primary { background: var(--cta-bg); border-color: var(--cta-bg); color: var(--cta-ink); }

/* Home: big statement, info-first feature, three cards, no right panel */
[data-palette^='signal'] .view-home {
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto minmax(350px, 1fr) auto;
  grid-template-areas: 'intro' 'feat' 'apps';
  gap: 22px;
}
[data-palette^='signal'] .rail { display: none; }
[data-palette^='signal'] .home-intro { gap: 12px; padding-top: 6px; }
[data-palette^='signal'] .home-intro .kicker {
  font: 800 clamp(40px, 4.4vw, 66px)/0.95 var(--display); font-stretch: 90%;
  letter-spacing: -0.045em; text-transform: none; color: var(--text);
}
[data-palette^='signal'] .display { max-width: none; font: 400 19px/1.45 var(--sans); letter-spacing: 0; }
[data-palette^='signal'] .home-intro .lede { max-width: 92ch; font-size: 15px; line-height: 1.5; color: var(--text-2); }
[data-palette^='signal'] .home-strip { border-top-color: var(--line-2); }

[data-palette^='signal'] .feat { border-color: var(--line-2); }
[data-palette^='signal'] .feat > .pane-head { display: none; }
[data-palette^='signal'] .feat-item { grid-template-columns: minmax(340px, 1fr) minmax(0, 1.45fr); }
[data-palette^='signal'] .feat-info { order: -1; padding: 24px 28px; background: var(--feature-bg); color: var(--feature-ink); scrollbar-width: none; }
[data-palette^='signal'] .feat-kicker { color: var(--feature-ink); }
[data-palette^='signal'] .feat-title { margin: 16px 0 12px; font: 800 clamp(32px, 2.9vw, 42px)/1 var(--display); font-stretch: 92%; letter-spacing: -0.035em; }
[data-palette^='signal'] .feat-blurb { color: var(--feature-ink); font-size: 15px; opacity: 0.85; }
[data-palette^='signal'] .feat .facts { display: none; }
[data-palette^='signal'] .feat-actions .btn { height: 46px; padding: 0 20px; font-size: 15px; }
[data-palette^='signal'] .feat-actions .btn-film { gap: 10px; }
[data-palette^='signal'] .feat-actions .btn-open:not(.btn-primary) { border-color: var(--feature-ink); color: var(--feature-ink); }
[data-palette^='signal'] .feat-actions .btn-open:not(.btn-primary):hover { background: rgba(17, 18, 20, 0.07); }
[data-palette^='signal'] .feat-actions .btn-open::after { content: '→'; margin-left: 14px; }
[data-palette^='signal'] .feat-fig { position: relative; padding: 0; }
[data-palette^='signal'] .feat-fig .fig-frame { border: 0; }
[data-palette^='signal'] .feat-fig figcaption { position: absolute; left: 0; bottom: 0; padding: 5px 10px; background: rgba(17, 18, 20, 0.72); color: #f2f1ed; }
[data-palette^='signal'] .feat-tabs { border-top-color: var(--line-2); }
[data-palette^='signal'] .feat-tab { padding: 13px 16px; font-size: 14.5px; color: var(--text); }
[data-palette^='signal'] .feat-tab[aria-pressed='true'] { background: none; font-weight: 600; box-shadow: inset 0 -4px 0 var(--mark); }

[data-palette^='signal'] .apps-pane { background: none; border: 0; }
[data-palette^='signal'] .apps-pane .pane-head { height: auto; padding: 0 0 14px; border: 0; }
[data-palette^='signal'] .apps-pane .pane-label { font: 800 30px/1 var(--display); font-stretch: 92%; letter-spacing: -0.03em; text-transform: none; color: var(--text); }
[data-palette^='signal'] .pane-link { font-size: 15px; color: var(--text); }
[data-palette^='signal'] .pane-link::after { content: '\00a0 →'; }
[data-palette^='signal'] .apps { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; padding: 0; }
[data-palette^='signal'] .app { gap: 0; background: var(--pane); border: 1px solid var(--line-2); }
[data-palette^='signal'] .app:hover { border-color: var(--text); }
[data-palette^='signal'] .app-thumb { aspect-ratio: 16 / 7; border: 0; border-bottom: 1px solid var(--line); }
[data-palette^='signal'] .app-meta { gap: 12px; padding: 14px 18px 16px; }
[data-palette^='signal'] .app-meta .sym { display: none; }
[data-palette^='signal'] .app-text { display: grid; gap: 5px; flex: 1; }
[data-palette^='signal'] .app-cat { display: block; font: 500 10.5px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-2); }
[data-palette^='signal'] .app-name { font: 800 23px/1.05 var(--display); font-stretch: 92%; letter-spacing: -0.03em; }
[data-palette^='signal'] .app-arrow { display: block; font-size: 20px; }

@media (max-width: 1279px) {
  [data-palette^='signal'] .view-home { grid-template-rows: auto minmax(360px, 56vh) auto; }
}

@media (max-width: 820px) {
  [data-palette^='signal'] .sidebar { padding: 14px 16px 0; }
  [data-palette^='signal'] .ident { grid-template-columns: 44px 1fr; gap: 12px; padding-right: 64px; }
  [data-palette^='signal'] .ident-photo { width: 44px; height: 44px; }
  [data-palette^='signal'] .ident-name { font-size: 19px; }
  [data-palette^='signal'] .ident-roles { margin-top: 2px; font-size: 12px; }
  [data-palette^='signal'] .nav { margin-top: 10px; }
  [data-palette^='signal'] .nav-item { padding: 11px 10px 12px; font-size: 14px; }
  [data-palette^='signal'] .nav-item[aria-current='page'] { background: none; color: var(--side-text); box-shadow: inset 0 -3px 0 var(--side-active); }
  [data-palette^='signal'] .view { padding: 20px 16px 28px; }
  [data-palette^='signal'] .view-home { grid-template-rows: none; }
  [data-palette^='signal'] .home-intro .kicker { font-size: 40px; }
  [data-palette^='signal'] .display { font-size: 17px; }
  [data-palette^='signal'] .feat-item { grid-template-columns: 1fr; }
  [data-palette^='signal'] .feat-info { order: 0; padding: 20px 18px; }
  [data-palette^='signal'] .feat-fig .fig-frame { aspect-ratio: 16 / 9; }
  [data-palette^='signal'] .feat-title { font-size: 32px; }
  [data-palette^='signal'] .apps { grid-template-columns: 1fr; gap: 14px; }
  [data-palette^='signal'] .apps-pane .pane-label { font-size: 26px; }
  [data-palette^='signal'] .view-title { font-size: 32px; }
}

[data-palette^='signal'] .sym-mark { width: 28px; height: 28px; padding-top: 5px; margin-left: 8px; vertical-align: 2px; border-color: var(--side-text); }
[data-palette^='signal'] .sym-mark .sym-s { font: 700 11.5px/1 var(--sans); letter-spacing: 0; }
[data-palette^='signal'] .sym-mark .sym-n { font-size: 7px; top: 1.5px; left: 2.5px; color: var(--side-text-2); }

/* Science: linked publications and patents */
.sci-side { display: grid; gap: var(--gap); align-content: start; min-width: 0; }
.pubs li { border-bottom: 1px solid var(--line); }
.pubs li:last-child { border-bottom: 0; }
.pubs a { display: grid; gap: 3px; padding: 11px 14px; }
.pubs a:hover .pub-title { text-decoration: underline; text-underline-offset: 2px; }
.pub-title { font-size: 14px; font-weight: 500; line-height: 1.4; }
.pub-meta { font: 400 11px/1.5 var(--mono); color: var(--text-3); }
.pat-row { display: grid; gap: 6px; padding: 11px 14px; }
.pats { display: flex; flex-wrap: wrap; gap: 6px 14px; }
.pats a { font: 500 12.5px var(--mono); text-decoration: underline; text-underline-offset: 2px; }
[data-palette^='signal'] .sym-mark { background: #111214; border-color: #111214; color: #ffffff; box-shadow: inset 0 0 0 2px #111214, inset 0 0 0 3px #ffd400; }
[data-palette^='signal'] .sym-mark .sym-n { top: 3.5px; left: 4.5px; font-size: 6.5px; color: #ffd400; }