/* The Los Alamos room, in VARÐA's house style (apps/varda/css/tokens.css, hub.css, resume.css): black, the orange,
   EvaMincho for titles, HerosCn for labels, Heros for reading. */
@font-face { font-family: EvaMincho; src: url(fonts/mincho-900.woff2) format('woff2'); font-weight: 900; font-display: block; }
@font-face { font-family: HerosCn; src: url(fonts/heros-cn-bold.woff2) format('woff2'); font-weight: 700; font-display: block; }
@font-face { font-family: HerosCn; src: url(fonts/heros-cn-regular.woff2) format('woff2'); font-weight: 400; font-display: block; }
@font-face { font-family: Heros; src: url(fonts/heros-regular.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: Heros; src: url(fonts/heros-bold.woff2) format('woff2'); font-weight: 700; font-display: swap; }

:root {
  --k: #000; --o: #ff8a1f; --o-text: #ffa04a; --o-dim: #c9772f; --o-line: #5e300d; --o-wash: rgba(255, 138, 31, .12);
  --r: #ff3b22; --w: #f3eee6;
  --cn: HerosCn, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --sans: Heros, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mincho: EvaMincho, "Hiragino Mincho ProN", "Yu Mincho", serif;
  --edge: 28px; --max: 1240px;
  color-scheme: dark;
}
@media (max-width: 700px) { :root { --edge: 16px; } }

* { box-sizing: border-box; margin: 0; padding: 0; }
html { background: var(--k); scroll-behavior: smooth; scroll-padding-top: 56px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { min-width: 320px; color: var(--w); font: 15px/1.55 var(--sans); font-variant-numeric: tabular-nums; -webkit-font-smoothing: antialiased; }
a { color: var(--o-text); text-decoration-color: var(--o-line); text-underline-offset: 3px; }
a:hover { color: #fff; text-decoration-color: var(--o); }
button, input { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--o); outline-offset: 2px; }
img { display: block; max-width: 100%; height: auto; }
[hidden] { display: none !important; }

/* the bar */
.bar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 48px; padding: 0 var(--edge); border-bottom: 1px solid var(--o-line); background: rgba(0, 0, 0, .92); backdrop-filter: blur(6px); font: 700 12px/1 var(--cn); letter-spacing: .08em; text-transform: uppercase; }
.brand { color: #fff; text-decoration: none; white-space: nowrap; }
.brand span { margin-left: 8px; color: var(--o-dim); }
.bar nav { display: flex; gap: 18px; overflow-x: auto; scrollbar-width: none; }
.bar nav a { color: var(--o-text); text-decoration: none; white-space: nowrap; }
.bar nav a:hover { color: #fff; }
@media (max-width: 760px) { .brand span { display: none; } .bar nav { gap: 14px; } }
@media (max-width: 480px) { .brand { display: none; } .bar { justify-content: center; } }

main { max-width: var(--max); margin: 0 auto; padding: 0 var(--edge); }

/* the top */
.hero { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 48px; align-items: start; padding: 44px 0 56px; }
.kicker { color: var(--o-text); font: 700 12px/1.3 var(--cn); letter-spacing: .14em; text-transform: uppercase; }
.title { display: flex; flex-direction: column; width: 135%; margin-top: 18px; color: #fff; font: 900 clamp(64px, 9.5vw, 138px)/.8 var(--mincho); letter-spacing: -.02em; text-transform: uppercase; transform: scaleX(.74); transform-origin: 0 50%; }
.eng { max-width: 60ch; margin-top: 18px; padding-top: 10px; border-top: 2px solid #fff; color: #fff; font: 700 clamp(13px, 1.4vw, 18px)/1.15 var(--cn); letter-spacing: .05em; text-transform: uppercase; }
.lede { max-width: 56ch; margin-top: 24px; font-size: 19px; line-height: 1.5; }
.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px 22px; margin-top: 28px; padding-top: 14px; border-top: 1px solid var(--o-line); }
.stats dt, .read dt { color: var(--o-dim); font: 400 10.5px/1.2 var(--cn); letter-spacing: .06em; text-transform: uppercase; }
.stats dd { margin-top: 3px; color: #fff; font: 700 17px/1.2 var(--cn); }
.hero-fig { margin-top: 8px; }

/* figures and credits */
figure img { width: auto; max-width: 100%; border: 1px solid var(--o-line); background: #111; }
figcaption { margin-top: 8px; color: var(--w); font: 400 13px/1.45 var(--sans); }
.credit { display: block; margin-top: 4px; color: var(--o-dim); font-size: 11.5px; line-height: 1.4; }
.credit a { color: var(--o-dim); }
.fig.strip { margin-top: 36px; }

/* sections */
.sec { padding: 52px 0 12px; border-top: 1px solid var(--o-line); }
.sec-head { display: flex; align-items: flex-end; gap: 14px; margin-bottom: 26px; }
.sec-no { align-self: center; padding: 5px 7px 4px; background: var(--o); color: var(--k); font: 700 13px/1 var(--cn); letter-spacing: .06em; }
.sec-head h2 { min-width: 0; color: #fff; font: 900 clamp(32px, 3.9vw, 54px)/.9 var(--mincho); letter-spacing: -.01em; text-transform: uppercase; white-space: nowrap; transform: scaleX(.8); transform-origin: 0 100%; }
.sec-meta { flex: 1; padding-bottom: 3px; color: var(--o-dim); font: 700 12px/1.25 var(--cn); letter-spacing: .06em; text-align: right; text-transform: uppercase; }
.cols { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: 44px; align-items: start; }
.prose p { max-width: 62ch; font-size: 16.5px; line-height: 1.6; }
.prose p + p { margin-top: 14px; }
.note { margin-top: 14px; color: var(--o-text); font-size: 13.5px !important; line-height: 1.5 !important; }
.stands { max-width: 62ch; margin: 22px 0 8px; padding-left: 12px; border-left: 2px solid var(--o); color: #fff; font-size: 16.5px; }
.cite { display: inline-block; margin-left: 2px; padding: 0 2px; color: var(--o); font: 700 10.5px/1 var(--cn); text-decoration: none; vertical-align: super; }
.cite + .cite { margin-left: 0; }
.cite::before { content: "["; color: var(--o-line); }
.cite::after { content: "]"; color: var(--o-line); }
.cite:hover { color: #fff; }

/* the story */
.log { list-style: none; columns: 2; column-gap: 44px; }
.log li { break-inside: avoid; }
.u { text-transform: none; }
.log li { display: grid; grid-template-columns: 148px minmax(0, 1fr); gap: 14px; padding: 12px 0; border-top: 1px solid rgba(94, 48, 13, .6); }
.log time { color: var(--o-text); font: 700 12.5px/1.45 var(--cn); letter-spacing: .05em; text-transform: uppercase; }
.log p { font-size: 15px; line-height: 1.5; }
.also { margin-top: 28px; padding: 16px 18px; border: 1px solid var(--o-line); }
.also h3, .group { color: var(--o-text); font: 700 12.5px/1.2 var(--cn); letter-spacing: .08em; text-transform: uppercase; }
.also ul { margin-top: 10px; padding-left: 18px; }
.also li { margin-top: 6px; max-width: 90ch; }
.also li::marker { color: var(--o); }

/* instruments */
.panel { border: 1px solid var(--o-line); background: #030303; }
.tab { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 5px 10px 4px; background: var(--o); color: var(--k); font: 700 12px/1.1 var(--cn); letter-spacing: .05em; text-transform: uppercase; }
.inst { margin-top: 34px; display: grid; gap: 10px; }
.inst-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; }
.hint { color: var(--o-text); font: 400 14px/1.4 var(--sans); }
.inst[data-mode="focus"] [data-show="wire"], .inst[data-mode="wire"] [data-show="focus"] { display: none !important; }
.tabs, .seg { display: flex; flex-wrap: wrap; gap: 0; }
.tabs button, .seg button, .btns button, .cond-ctl button { padding: 8px 12px 7px; border: 1px solid var(--o-line); background: none; color: var(--o-text); font: 700 12.5px/1 var(--cn); letter-spacing: .06em; text-transform: uppercase; cursor: pointer; white-space: nowrap; }
.tabs button + button, .seg button + button { border-left: 0; }
.tabs button[aria-pressed="true"], .seg button[aria-pressed="true"], [data-ch][aria-pressed="true"], [data-cond][aria-pressed="true"] { background: var(--o); border-color: var(--o); color: var(--k); }
.btns button:not(.ghost) { background: var(--o); border-color: var(--o); color: var(--k); }
.btns button:not(.ghost):hover, .tabs button:hover, .seg button:hover { background: #fff; border-color: #fff; color: var(--k); }
.btns button.ghost:hover, .cond-ctl button.ghost:hover { border-color: var(--o); background: var(--o-wash); color: #fff; }
.btns { display: flex; flex-wrap: wrap; gap: 8px; }
.btns.row { padding: 10px; border-top: 1px solid var(--o-line); }
.running .btns button[data-act] { opacity: .6; }
.cv-side { display: block; width: 100%; height: clamp(170px, 26vw, 320px); }
.cv-field { display: block; width: 100%; height: 92px; }
.inst-grid { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 4fr) minmax(0, 4fr); gap: 10px; }
.ctl-body { display: grid; gap: 14px; padding: 14px 12px; }
.ctl-body label { display: grid; grid-template-columns: 1fr auto; gap: 4px 10px; align-items: baseline; }
.ctl-body label > span, .seg > span { color: var(--o-dim); font: 400 11px/1.2 var(--cn); letter-spacing: .06em; text-transform: uppercase; }
.seg > span { flex-basis: 100%; margin-bottom: 6px; }
.ctl-body output { color: #fff; font: 700 15px/1 var(--cn); }
.ctl-body input[type=range] { grid-column: 1 / -1; width: 100%; accent-color: var(--o); }
.scr { display: flex; flex-direction: column; }
.cv-screen { display: block; width: 100%; aspect-ratio: 1; background: #000; }
.read { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 14px; padding: 12px; }
.read dd { margin-top: 2px; color: #fff; font: 700 15px/1.2 var(--cn); }
.cv-chart { display: block; width: calc(100% - 20px); height: 170px; margin: 0 10px 10px; }
.paper-says { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 28px; padding: 14px 16px; border: 1px solid var(--o-line); }
.paper-says p { font-size: 14px; line-height: 1.5; }
.paper-says b { color: var(--o-text); font: 700 12px/1 var(--cn); letter-spacing: .06em; text-transform: uppercase; margin-right: 4px; }
.try { color: var(--o-text); }
button.link { padding: 0; border: 0; background: none; color: #fff; text-decoration: underline; text-decoration-color: var(--o); text-underline-offset: 3px; cursor: pointer; }

/* the field mapper */
.cv-map-side { display: block; width: 100%; height: clamp(200px, 22vw, 300px); }
.cv-map-field { display: block; width: 100%; height: clamp(170px, 16vw, 220px); }
.map-status { min-height: 2.9em; color: var(--o-text); font: 400 13px/1.45 var(--sans); }
#map-ui button:disabled, #map-ui input:disabled { opacity: .45; cursor: default; }

/* the chamber */
.parts { list-style: none; counter-reset: part; display: grid; gap: 0; border-top: 1px solid var(--o-line); }
.parts li { counter-increment: part; display: grid; grid-template-columns: 26px 150px minmax(0, 1fr); gap: 10px; padding: 7px 0; border-bottom: 1px solid rgba(94, 48, 13, .6); font-size: 14px; line-height: 1.4; cursor: default; }
.parts li::before { content: counter(part); align-self: start; display: grid; place-items: center; width: 20px; height: 20px; border: 1px solid var(--o); border-radius: 50%; color: var(--o); font: 700 11px/1 var(--cn); }
.parts li b { color: #fff; font: 700 13px/1.35 var(--cn); letter-spacing: .04em; text-transform: uppercase; }
.parts li.on::before, .parts li:hover::before { background: var(--o); color: var(--k); }
.chamber-panel { margin-top: 26px; }
.chamber { position: relative; overflow: hidden; height: clamp(360px, 52vw, 640px); background: radial-gradient(ellipse at 50% 42%, #1a0d03 0%, #000 70%); touch-action: none; }
.chamber canvas { display: block; width: 100%; height: 100%; cursor: grab; }
.chamber canvas:active { cursor: grabbing; }
.marks { position: absolute; inset: 0; pointer-events: none; }
.marks i { position: absolute; display: grid; place-items: center; width: 20px; height: 20px; margin: -10px 0 0 -10px; border: 1px solid var(--o); border-radius: 50%; background: rgba(0, 0, 0, .7); color: var(--o); font: 700 11px/1 var(--cn); font-style: normal; transition: opacity .2s; }
.marks i.on { background: var(--o); color: var(--k); }
.marks i.off { opacity: 0; }
.chamber-msg { position: absolute; inset: 0; display: grid; place-items: center; padding: 20px; color: var(--o-text); font: 700 13px/1.4 var(--cn); letter-spacing: .05em; text-align: center; text-transform: uppercase; }

/* the toy */
.cond { margin-top: 30px; }
.cv-cond { display: block; width: 100%; height: clamp(200px, 22vw, 260px); }
.cond-ctl { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; padding: 10px; border-top: 1px solid var(--o-line); }
.cond-ctl label { display: grid; grid-template-columns: auto auto; gap: 2px 10px; min-width: 200px; }
.cond-ctl label span { color: var(--o-dim); font: 400 11px/1.2 var(--cn); letter-spacing: .06em; text-transform: uppercase; }
.cond-ctl output { color: #fff; font: 700 14px/1 var(--cn); }
.cond-ctl input { grid-column: 1 / -1; accent-color: var(--o); }
.cond-ctl .read { flex: 1; grid-template-columns: repeat(4, minmax(0, 1fr)); padding: 0; min-width: 280px; }
.cond .note { padding: 0 10px 12px; }

/* papers */
.how { max-width: 70ch; margin-bottom: 18px; color: var(--w); }
.group { margin: 22px 0 8px; }
.pubs { padding-left: 34px; }
.pubs li { padding: 10px 0; border-top: 1px solid rgba(94, 48, 13, .6); }
.pubs li::marker { color: var(--o-dim); font: 700 12px var(--cn); }
.pubs li:target { background: var(--o-wash); }
.pub-t { font: 700 15.5px/1.35 var(--sans); }
.pub-t a { color: #fff; text-decoration: none; }
.pub-t a:hover { color: var(--o-text); }
.pub-a { margin-top: 3px; color: var(--w); font-size: 13.5px; opacity: .85; }
.pub-a b { color: var(--o-text); opacity: 1; }
.pub-v { margin-top: 3px; color: var(--o-dim); font: 700 12px/1.4 var(--cn); letter-spacing: .04em; text-transform: uppercase; }
.pub-v a { color: var(--o-text); }
.role { padding: 1px 5px; border: 1px solid var(--o); color: var(--o); }
.other { list-style: none; }
.other li { padding: 7px 0; border-top: 1px solid rgba(94, 48, 13, .6); font-size: 14px; }
.other li:target { background: var(--o-wash); }
.other b { display: inline-block; min-width: 20px; color: var(--o); font: 700 12px/1 var(--cn); }
.links { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.links li { padding: 14px; border: 1px solid var(--o-line); }
.links a { color: #fff; font: 700 14px/1.3 var(--cn); letter-spacing: .03em; text-transform: uppercase; }
.links span { display: block; margin-top: 6px; color: var(--w); font-size: 13.5px; line-height: 1.45; }
.foot { max-width: var(--max); margin: 40px auto 0; padding: 20px var(--edge) 48px; border-top: 1px solid var(--o-line); color: var(--o-dim); font-size: 13px; }

/* narrow */
@media (max-width: 1000px) {
  .hero, .cols { grid-template-columns: 1fr; gap: 28px; }
  .inst-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .inst-grid .ctl { grid-column: 1 / -1; }
  .log { columns: 1; }
  .links { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .hero { padding-top: 28px; }
  .title { font-size: 72px; }
  .lede { font-size: 17px; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sec { padding-top: 40px; }
  .sec-head { flex-wrap: wrap; gap: 10px; }
  .sec-meta { flex-basis: 100%; text-align: left; }
  .log li { grid-template-columns: 1fr; gap: 4px; }
  .inst-grid { grid-template-columns: 1fr; }
  .paper-says { grid-template-columns: 1fr; }
  .parts li { grid-template-columns: 26px minmax(0, 1fr); row-gap: 2px; }
  .parts li::before { grid-row: span 2; }
  .parts li b, .parts li span { grid-column: 2; }
  .cond-ctl .read { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pubs { padding-left: 26px; }
}