:root {
  --ground: #14181C;
  --side: #10141A;
  --panel: #1B2127;
  --line: #2A333B;
  --ink: #E6EDF1;
  --muted: #9AAAB8;
  --dim: #56677A;
  --cream: #F2E8D5;
  --chestnut: #F3782B;
  --ochre: #E3A94D;
  --ok: #7CBF86;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

a { color: var(--ochre); text-underline-offset: 3px; }
a:hover { color: var(--cream); }

.mono { font-family: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace; }

.app { display: flex; min-height: 100vh; }

/* Sidebar */

.side {
  width: 176px;
  flex: 0 0 176px;
  background: var(--side);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 20px 10px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 8px;
  color: var(--ink);
  text-decoration: none;
}

.brand svg { width: 34px; height: auto; }

.brand .name {
  display: block;
  font-family: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.01em;
}

.brand .feat {
  display: block;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: -2px;
}

.nav { display: flex; flex-direction: column; gap: 4px; }

.nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 6px;
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
}

.nav a:hover { color: var(--cream); }

.nav svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav a[aria-current="page"] { background: var(--panel); color: var(--cream); }
.nav a[aria-current="page"] svg { stroke: var(--chestnut); }

.sidefoot {
  margin-top: auto;
  padding: 0 12px;
  font-size: 12px;
  color: var(--dim);
}

/* Main */

.main {
  flex: 1;
  min-width: 0;
  padding: 28px 28px 48px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  max-width: 1480px;
}

h1, h2 { font-family: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif; }

.pagehead h1 { margin: 0; font-size: 30px; letter-spacing: -0.02em; line-height: 1.1; }
.pagehead p { margin: 6px 0 0; color: var(--muted); max-width: 70ch; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 420px) minmax(0, 1fr);
  gap: 36px;
  align-items: center;
}

.hero svg.mark { width: 100%; height: auto; display: block; }

.hero h1 { margin: 0; font-size: 44px; letter-spacing: -0.02em; line-height: 1; }
.hero .ver { margin: 10px 0 0; color: var(--muted); font-size: 13px; }
.hero p { margin: 14px 0 0; max-width: 60ch; }
.hero p span { color: var(--muted); }

.mark .blk { fill: var(--cream); }
.mark .cut { stroke: var(--ground); }
.mark .cutf { fill: var(--ground); }
.mark .chev { stroke: var(--ground); }

/* Cards */

.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }

.card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel);
}

.label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

.row { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.row b { font-weight: 500; }
.row span { color: var(--muted); text-align: right; }
.row .ok { color: var(--ok); }

.card p { margin: 0; }
.card .small { font-size: 13px; color: var(--muted); }

.note { font-size: 13px; color: var(--dim); max-width: 72ch; margin: 0; }

/* Portfolio */

.cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
}

.cards a {
  display: block;
  height: 100%;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--ink);
  text-decoration: none;
}

.cards a:hover { border-color: var(--chestnut); }
.cards .num { color: var(--chestnut); font-weight: 600; margin-right: 6px; }
.cards p { margin: 6px 0 0; color: var(--muted); font-size: 14px; }

article.piece {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  scroll-margin-top: 16px;
}

.piece h2 { margin: 0; font-size: 22px; letter-spacing: -0.01em; }

.piece .meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 4px; }

.tag {
  font-size: 12px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--ground);
  color: var(--muted);
}

.piece dl { margin: 0; max-width: 78ch; }
.piece dt {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 16px;
}
.piece dd { margin: 4px 0 0; }

.figure {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-top: 20px;
}

.figure div {
  display: flex;
  flex-direction: column-reverse;
  justify-content: flex-end;
  gap: 6px;
  padding: 16px 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--ground);
}

.figure .k {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.figure .v {
  font-family: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif;
  font-weight: 700;
  font-size: 24px;
  font-variant-numeric: tabular-nums;
}

/* Narrow screens: sidebar becomes a top bar */

@media (max-width: 900px) {
  .grid { grid-template-columns: 1fr; }
  .hero { grid-template-columns: 1fr; gap: 20px; }
}

@media (max-width: 760px) {
  .app { flex-direction: column; }
  .side {
    width: auto;
    flex: none;
    height: auto;
    position: static;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .brand { padding: 0; }
  .brand .feat, .sidefoot { display: none; }
  .nav { flex-direction: row; gap: 2px; }
  .nav a { padding: 8px 10px; gap: 8px; }
  .main { padding: 24px 16px 40px; }
  .hero h1 { font-size: 36px; }
}

@media (max-width: 420px) {
  .nav a svg { display: none; }
}

/* Graphs */

.card > p { max-width: 80ch; color: var(--ink); }

.flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 16px;
  margin: 6px 0;
}

.flow .box {
  padding: 14px 16px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--ground);
  text-align: center;
  font-weight: 600;
}

.flow .box.k { border-color: var(--chestnut); color: var(--cream); }

.flow .arrows {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
  text-align: center;
  color: var(--muted);
}

.flow .arrows .in { color: #8FA3B5; }
.flow .arrows .out { color: var(--chestnut); }

.keys { display: flex; flex-wrap: wrap; gap: 8px; }

.lane {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.lane-name { color: var(--muted); font-size: 13px; overflow-wrap: anywhere; }
.lane-name .count { color: var(--chestnut); font-weight: 600; margin-left: 4px; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }

.chip {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 6px;
  font-family: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;
  font-size: 12.5px;
  border: 1px solid transparent;
}

.chip.in { background: rgba(143, 163, 181, 0.16); color: #C4D0DA; border-color: rgba(143, 163, 181, 0.35); }
.chip.out { background: rgba(243, 120, 43, 0.14); color: #F7A36F; border-color: rgba(243, 120, 43, 0.4); }
.chip.data { background: rgba(227, 169, 77, 0.14); color: var(--ochre); border-color: rgba(227, 169, 77, 0.4); }
.chip.dashed { border-style: dashed; background: transparent; }

.stack { display: flex; flex-direction: column; align-items: stretch; gap: 0; }

.layer {
  padding: 14px 16px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--ground);
}

.layer.k { border-color: var(--chestnut); }

.layer .proc {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.layer.k .proc { color: var(--chestnut); }

.layer .parts { display: flex; flex-wrap: wrap; gap: 8px; }

.layer .parts span {
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--panel);
  border: 1px solid var(--line);
  font-size: 14px;
}

.link {
  align-self: center;
  position: relative;
  padding: 10px 0 10px 18px;
  font-size: 12px;
  color: var(--muted);
  border-left: 2px solid var(--line);
  margin: 0 0 0 0;
}

.link.k { color: var(--chestnut); border-left-color: var(--chestnut); }

@media (max-width: 760px) {
  .lane { grid-template-columns: 1fr; gap: 8px; }
  .flow { grid-template-columns: 1fr; text-align: center; }
}

/* Interactive graphs */

.filters { display: flex; flex-wrap: wrap; gap: 8px; }

.filters button {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--ground);
  color: var(--muted);
  font: 500 13px "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  cursor: pointer;
}

.filters button:hover { color: var(--cream); }
.filters button.on { border-color: var(--chestnut); color: var(--cream); }

.sw { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.sw.in { background: #8FA3B5; }
.sw.out { background: var(--chestnut); }
.sw.data { background: var(--ochre); }
.sw.dashed { border: 1px dashed var(--muted); }

.board {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--ground);
  padding: 12px;
  overflow-x: auto;
}

svg.graph { display: block; width: 100%; height: auto; }

svg.graph .hdr {
  font: 600 11px "IBM Plex Sans", Arial, sans-serif;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  fill: var(--muted);
}

svg.graph .band { font: 600 11px "IBM Plex Sans", Arial, sans-serif; letter-spacing: 0.1em; text-transform: uppercase; }
svg.graph .band.in { fill: #8FA3B5; }
svg.graph .band.out { fill: var(--chestnut); }
svg.graph .band.data { fill: var(--ochre); }

svg.graph .node { fill: var(--panel); stroke: var(--line); }
svg.graph .sym, svg.graph .endt { font: 12.5px "IBM Plex Mono", Menlo, monospace; fill: var(--ink); }
svg.graph .endt { fill: var(--cream); }

svg.graph .edge { fill: none; stroke-width: 1.2; opacity: 0.55; }
svg.graph .row.in .edge { stroke: #8FA3B5; }
svg.graph .row.out .edge { stroke: var(--chestnut); }
svg.graph .row.data .edge { stroke: var(--ochre); }
svg.graph .row.dashed .edge { stroke-dasharray: 3 3; }
svg.graph .row.dashed .node { stroke-dasharray: 3 3; }

svg.graph .row, svg.graph .end { transition: opacity 0.15s; }
svg.graph .row { cursor: default; }
svg.graph.focus .row, svg.graph.focus .end { opacity: 0.15; }
svg.graph.focus .row.lit, svg.graph.focus .end.lit { opacity: 1; }
svg.graph .row.lit .edge { opacity: 1; stroke-width: 1.8; }
svg.graph .row.lit .node, svg.graph .end.lit .node { stroke: var(--chestnut); }
svg.graph .row.off { display: none; }

/* OpenXR and SteamVR diagram, embedded as drawn in its reference page */

.oxr {
  --ink2: #9AAAB8;
  --faint: #22292F;
  --rust: #F3782B;
  --slate: #8FA3B5;
  --orphan: #56677A;
}

.oxr .legend { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; color: var(--muted); font-size: 13px; }
.oxr .key { display: inline-flex; align-items: center; gap: 7px; }
.oxr .sw.valve { background: #8FA3B5; }
.oxr .sw.kestrel { background: var(--chestnut); }
.oxr .sw.spec { background: var(--ochre); }
.oxr .sw.application { background: #56677A; }
.oxr svg { display: block; width: 100%; height: auto; }
.oxr .n-title { font: 600 13.5px "IBM Plex Sans", Arial, sans-serif; }
.oxr .n-sub { font: 400 11.5px "IBM Plex Mono", Menlo, monospace; }
.oxr .proc-label { font: 600 12px "IBM Plex Sans", Arial, sans-serif; letter-spacing: 0.04em; text-transform: uppercase; }
.oxr .edge-label { font: 500 11px "IBM Plex Sans", Arial, sans-serif; }
.oxr h2:not(.label) { margin: 14px 0 0; font-size: 18px; }
.oxr table { border-collapse: collapse; width: 100%; }
.oxr th, .oxr td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 14px; }
.oxr th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.oxr .foot { color: var(--muted); font-size: 14px; max-width: 90ch; margin: 0; }
.oxr .tablewrap { overflow-x: auto; }

/* Client demo: the lobby as the headset shows it */

.vr {
  --neon: #ffc545;
  --neon-dim: rgba(255, 197, 69, 0.55);
  --glass: rgba(26, 18, 8, 0.74);
  --glass-edge: rgba(255, 190, 80, 0.35);
  --vr-muted: #bfa982;
  --good: #7dffb0;
  --warn: #ffc46b;
  --bad: #ff7d8a;
  position: relative;
  min-height: 760px;
  border-radius: 12px;
  border: 1px solid var(--line);
  overflow: hidden;
  background: #04060d;
  touch-action: none;
  cursor: grab;
  user-select: none;
}

.vr-sky {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("sky.jpg");
  background-repeat: repeat-x;
  will-change: transform;
  transform: translate3d(0, 0, 0);
}

/* A wash over the sky, so the panel and the sign read against it. */
.vr::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: rgba(4, 6, 13, 0.4);
  pointer-events: none;
}

.vr-ray { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 3; opacity: 0; transition: opacity 0.2s; }
.vr-ray line { stroke: var(--neon); stroke-width: 3; stroke-linecap: round; filter: drop-shadow(0 0 6px var(--neon)); }
.vr-dot {
  position: absolute; left: 0; top: 0; z-index: 4; width: 12px; height: 12px; border-radius: 50%;
  background: #fff; box-shadow: 0 0 12px var(--neon), 0 0 30px var(--neon);
  pointer-events: none; opacity: 0; transition: opacity 0.2s;
}
.vr.aiming .vr-ray, .vr.aiming .vr-dot { opacity: 1; }

.vr-scene { position: relative; z-index: 2; padding: 220px 32px 140px; }

.vr-sign {
  font-family: "Michroma", sans-serif;
  font-size: clamp(30px, 5vw, 60px);
  letter-spacing: 0.18em;
  color: #ffe08a;
  text-align: center;
  text-shadow: 0 0 4px #fff3c4, 0 0 14px #f5b83d, 0 0 36px rgba(236, 160, 40, 0.7), 0 0 80px rgba(214, 130, 20, 0.45);
  margin: 0;
}

.vr-status { min-height: 22px; margin: 10px 0 16px; text-align: center; color: var(--neon); font-family: "IBM Plex Mono", monospace; font-size: 14px; }

.vr-panel {
  max-width: 980px;
  margin: 0 auto;
  background: var(--glass);
  border: 1px solid var(--glass-edge);
  border-radius: 14px;
  box-shadow: 0 0 40px rgba(255, 197, 69, 0.12), 0 30px 80px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(10px);
  padding: 24px 28px 28px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 8px 36px;
  cursor: default;
}

.vr-panel[hidden] { display: none; }
.vr-streaming { grid-template-columns: 1fr; max-width: 560px; }

.vr-panel h3, .vr-card h3 {
  font-family: "Michroma", sans-serif;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--neon);
  margin: 16px 0 10px;
}

.vr-col { min-width: 0; }
.vr-rows { display: flex; flex-direction: column; gap: 6px; }

.vr-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 9px 13px;
  border-radius: 8px;
  background: rgba(255, 197, 69, 0.08);
  color: #e8f2ff;
  font-size: 14px;
  transition: background 0.12s, box-shadow 0.12s;
}

.vr-row:hover { background: rgba(255, 197, 69, 0.22); outline: 1px solid var(--neon-dim); box-shadow: 0 0 16px rgba(255, 197, 69, 0.25); }

.vr-streamer { grid-template-columns: 1fr auto auto; padding: 12px 14px; }
.vr-name { font-size: 17px; font-weight: 500; }
.vr-sub { color: var(--vr-muted); font-size: 12.5px; margin-top: 2px; }
.vr-label { color: var(--vr-muted); }
.vr-value { font-family: "IBM Plex Mono", monospace; font-size: 13.5px; font-variant-numeric: tabular-nums; }

.vr-chip { font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; padding: 3px 9px; border-radius: 999px; border: 1px solid currentColor; }
.vr-chip.good { color: var(--good); }
.vr-chip.warn { color: var(--warn); }
.vr-chip.bad { color: var(--bad); }

.vr-button {
  font-family: "Michroma", sans-serif; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  padding: 9px 16px; border-radius: 8px; border: 1px solid var(--neon); color: var(--neon);
  background: rgba(255, 197, 69, 0.08); box-shadow: 0 0 14px rgba(255, 197, 69, 0.25);
  cursor: pointer; white-space: nowrap;
}
.vr-button.quiet { border-color: var(--glass-edge); color: var(--vr-muted); box-shadow: none; background: none; }
.vr-button:hover { color: #fff; border-color: var(--neon); }
.vr-button:disabled { opacity: 0.4; cursor: wait; }

.vr-toggle {
  width: 44px; height: 24px; border-radius: 999px; position: relative; cursor: pointer;
  border: 1px solid var(--glass-edge); background: rgba(255, 255, 255, 0.05); padding: 0;
}
.vr-toggle::after {
  content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px;
  border-radius: 50%; background: var(--vr-muted); transition: left 0.15s;
}
.vr-toggle.on { border-color: var(--neon); background: rgba(255, 197, 69, 0.2); }
.vr-toggle.on::after { left: 23px; background: var(--neon); box-shadow: 0 0 8px var(--neon); }

.vr-rate { background: none; border: 1px solid var(--glass-edge); border-radius: 6px; color: #e8f2ff; padding: 3px 10px; cursor: pointer; }
.vr-rate:hover { border-color: var(--neon); }

.vr-bar { display: inline-block; width: 80px; height: 6px; border-radius: 3px; background: rgba(255, 255, 255, 0.08); vertical-align: middle; margin-left: 10px; overflow: hidden; }
.vr-bar i { display: block; height: 100%; background: var(--good); }
.vr-bar i.b84 { width: 84%; }
.vr-bar i.b78 { width: 78%; }

.vr-live { color: #e8f2ff; margin: 0 0 16px; }

.vr-card {
  position: absolute; right: 20px; top: 20px; z-index: 5;
  width: min(360px, calc(100% - 32px));
  background: var(--glass);
  border: 1px solid var(--glass-edge);
  border-radius: 14px;
  box-shadow: 0 0 40px rgba(255, 197, 69, 0.12), 0 30px 80px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(10px);
  padding: 12px 18px 14px;
  cursor: default;
}
.vr-head { display: flex; justify-content: space-between; align-items: center; }
.vr-card h3 { margin: 4px 0 8px; }
.vr-grip {
  width: 44px; height: 16px; border-radius: 5px; cursor: move; touch-action: none;
  background: repeating-linear-gradient(90deg, var(--neon-dim) 0 3px, transparent 3px 6px);
}
.vr-card canvas { width: 100%; height: 90px; display: block; }
.vr-stats { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 6px; font-family: "IBM Plex Mono", monospace; font-size: 12.5px; color: var(--vr-muted); font-variant-numeric: tabular-nums; }
.vr-stats b { color: #e8f2ff; font-weight: 500; }

.vr.live .vr-sign { opacity: 0.25; }

@media (max-width: 900px) {
  .vr-panel { grid-template-columns: 1fr; }
  .vr-scene { padding: 250px 14px 140px; }
}

.vr-ctrl {
  position: absolute;
  z-index: 4;
  width: 150px;
  height: 225px;
  left: calc(82% - 84px);
  bottom: -68px;
  transform-origin: 84px 174px;   /* the bottom of the handle */
  transform: rotate(-16deg);
  pointer-events: none;
  filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.6));
}

.vr-ray { z-index: 6; }
.vr-dot { z-index: 7; }
.vr-ctrl { z-index: 8; }
.vr-card { cursor: grab; touch-action: none; transition: box-shadow 0.15s, border-color 0.15s; }
.vr-card:hover { border-color: var(--neon-dim); }
.vr-card.held { cursor: grabbing; border-color: var(--neon); box-shadow: 0 0 28px rgba(255, 197, 69, 0.45), 0 30px 80px rgba(0, 0, 0, 0.6); }
.vr-grip { cursor: grab; }

/* Phones */

@media (max-width: 560px) {
  .brand span { display: none; }
  .side { padding: 10px 12px; gap: 8px; }
  .nav { gap: 0; overflow-x: auto; }
  .nav a { padding: 8px 9px; font-size: 14px; }
  .nav a svg { display: none; }
}

@media (max-width: 640px) {
  .vr { min-height: 0; touch-action: pan-y; border-radius: 10px; }
  .vr-scene { padding: 196px 10px 16px; }
  .vr-panel { padding: 14px 12px 16px; gap: 0; border-radius: 12px; }
  .vr-panel h3 { margin: 14px 0 8px; }
  .vr-row { padding: 8px 10px; font-size: 13.5px; gap: 10px; }
  .vr-streamer { grid-template-columns: 1fr auto; grid-template-areas: "who who" "chip act"; row-gap: 8px; }
  .vr-streamer > div { grid-area: who; }
  .vr-streamer .vr-chip { grid-area: chip; justify-self: start; }
  .vr-streamer .vr-button { grid-area: act; }
  .vr-name { font-size: 16px; }
  .vr-card { left: 10px; right: 10px; top: 10px; width: auto; padding: 10px 12px 12px; }
  .vr-card canvas { height: 70px; }
  .vr-sign { font-size: 30px; }
  .vr-bar { width: 56px; margin-left: 8px; }
}

@media (hover: none) {
  .vr-ctrl, .vr-ray, .vr-dot { display: none; }
}

@media (max-width: 640px) {
  .oxr thead { display: none; }
  .oxr table, .oxr tbody, .oxr tr, .oxr td { display: block; width: 100%; }
  .oxr tr { padding: 12px 14px; margin-bottom: 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--ground); }
  .oxr td { border: 0; padding: 4px 0; }
  .oxr td::before {
    content: attr(data-label);
    display: block;
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 2px;
  }
  .oxr td:first-child { font-weight: 600; color: var(--cream); }
}

.grid.two { grid-template-columns: 1.7fr 1fr; }
@media (max-width: 900px) { .grid.two { grid-template-columns: 1fr; } }

/* Portfolio page only: every section is the same width, one text column with
   about an inch of card either side, text flush left. Other pages keep their
   full-width cards. */

.page-portfolio article.piece,
.page-portfolio section.card {
  width: 100%;
  max-width: 952px;
  margin-left: auto;
  margin-right: auto;
  padding: 32px 96px;
}

.page-portfolio article.piece > *,
.page-portfolio article.piece > .meta,
.page-portfolio article.piece > .figure,
.page-portfolio section.card > * {
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.page-portfolio .main > .pagehead,
.page-portfolio .main > .sectionhead,
.page-portfolio .main > .note,
.page-portfolio .main > .cards {
  width: 100%;
  max-width: 952px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 1100px) {
  .page-portfolio article.piece,
  .page-portfolio section.card { padding: 28px 32px; }
}

@media (max-width: 640px) {
  .page-portfolio article.piece,
  .page-portfolio section.card { padding: 20px 16px; }
}

/* Technical specs: grouped tiles instead of one long list. */

.specgroup {
  margin: 18px 0 2px;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream);
  font-weight: 600;
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 10px;
}

.specs-grid > div {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--ground);
}

.specs-grid .k { font-size: 12px; color: var(--muted); }
.specs-grid .v {
  font-family: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif;
  font-weight: 700;
  font-size: 20px;
  font-variant-numeric: tabular-nums;
}
.specs-grid .n { font-size: 12px; color: var(--dim); }