/* =====================================================================
   Tokens
   ===================================================================== */
:root {
  --bg: #08090a;
  --bg-1: #0d0e10;
  --bg-2: #121316;
  --bg-3: #17181c;
  --line: #1b1c1f;
  --line-2: #25272b;
  --line-3: #34363b;
  --fg: #f4f5f6;
  --fg-2: #a4a8b0;
  --fg-3: #6f737b;
  --fg-4: #4a4d53;
  --signal: #cdf564;
  --signal-2: rgb(205 245 100 / 0.14);
  --signal-3: rgb(205 245 100 / 0.06);
  --warn: #ff5d73;

  --sans: "Instrument Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Fragment Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --max: 1200px;
  --pad: clamp(20px, 4vw, 40px);
  --bar-h: 56px;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);

  color-scheme: dark;
}

/* =====================================================================
   Base
   ===================================================================== */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--bar-h) + 24px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 400 15px/1.6 var(--sans);
  letter-spacing: -0.003em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: var(--signal); color: #0a0b0c; }

a { color: inherit; text-decoration: none; }
p, h1, h2, h3, dl, dd, figure { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
svg, canvas { display: block; max-width: 100%; }
kbd {
  display: inline-grid;
  place-items: center;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  border: 1px solid var(--line-3);
  border-bottom-width: 2px;
  border-radius: 4px;
  font: 400 10.5px/1 var(--mono);
  color: var(--fg-2);
  background: var(--bg-2);
}

.mono {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
}

.wrap {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}

:focus-visible {
  outline: 1.5px solid var(--signal);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: fixed;
  left: 12px;
  top: -60px;
  z-index: 100;
  padding: 8px 12px;
  border-radius: 6px;
  background: var(--signal);
  color: #0a0b0c;
  font-weight: 600;
}
.skip:focus { top: 12px; }

.progress {
  position: fixed;
  inset: 0 0 auto 0;
  height: 1px;
  z-index: 60;
  background: var(--signal);
  transform: scaleX(var(--p, 0));
  transform-origin: 0 50%;
}

/* =====================================================================
   Top bar
   ===================================================================== */
.bar {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--bar-h);
  background: rgb(8 9 10 / 0.72);
  backdrop-filter: saturate(140%) blur(16px);
  -webkit-backdrop-filter: saturate(140%) blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease);
}
.bar.is-scrolled { border-bottom-color: var(--line); }

.bar-in {
  max-width: var(--max);
  height: 100%;
  margin: 0 auto;
  padding: 0 var(--pad);
  display: flex;
  align-items: center;
  gap: 32px;
}

.mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: -0.01em;
}
.mark svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: var(--fg);
  stroke-width: 1.5;
  stroke-linejoin: round;
}
.mark svg path:first-child { stroke: var(--signal); }

.bar-nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
}
.bar-nav a {
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 13.5px;
  color: var(--fg-3);
  transition: color 0.2s, background 0.2s;
}
.bar-nav a:hover { color: var(--fg); background: var(--bg-2); }
.bar-nav a[aria-current="true"] { color: var(--fg); }

.bar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}
.clock {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--fg-3);
  white-space: nowrap;
}
.pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 0 var(--signal-2);
  animation: pulse 2.4s var(--ease) infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgb(205 245 100 / 0.45); }
  70%, 100% { box-shadow: 0 0 0 7px rgb(205 245 100 / 0); }
}
.kbd-btn {
  display: inline-flex;
  gap: 3px;
  padding: 5px 7px;
  border: 1px solid var(--line-2);
  border-radius: 7px;
  transition: border-color 0.2s, background 0.2s;
}
.kbd-btn:hover { border-color: var(--line-3); background: var(--bg-2); }
.kbd-btn kbd { border: 0; background: transparent; min-width: 10px; height: 16px; padding: 0 1px; color: var(--fg-2); }

/* =====================================================================
   Shared bits
   ===================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 38px;
  padding: 0 16px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.2s var(--ease);
}
.btn:active { transform: translateY(1px); }
.btn-signal { background: var(--signal); color: #0a0b0c; }
.btn-signal:hover { background: #dcff7d; }
.btn-line { border: 1px solid var(--line-3); color: var(--fg); }
.btn-line:hover { background: var(--bg-2); border-color: var(--fg-4); }
.btn-line .mono { color: var(--fg-3); font-size: 10.5px; }

.txt-link {
  font-size: 13.5px;
  color: var(--fg-2);
  transition: color 0.2s;
}
.txt-link:hover { color: var(--signal); }

.count {
  margin-left: 6px;
  color: var(--fg-4);
  font-size: 13px;
  vertical-align: 0.5em;
}

.m {
  font-family: var(--mono);
  font-size: 0.86em;
  color: var(--fg);
  white-space: nowrap;
}

/* =====================================================================
   Hero
   ===================================================================== */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: 40px 56px;
  padding-top: clamp(56px, 9vw, 112px);
  padding-bottom: 32px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px 6px 10px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  color: var(--fg-2);
  background: var(--bg-1);
}
.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
}

.hero h1 {
  margin-top: 28px;
  font-size: clamp(34px, 4.3vw, 54px);
  line-height: 1.06;
  font-weight: 560;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.h-strong { color: var(--fg); }
.h-soft { color: var(--fg-3); }

.hero-meta {
  display: grid;
  gap: 6px;
  margin-top: 26px;
  color: var(--fg-2);
}
.hero-meta i {
  display: inline-block;
  width: 64px;
  font-style: normal;
  color: var(--fg-4);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  margin-top: 36px;
}
.hero-actions .txt-link { font-size: 14px; }

.hero-fig { position: relative; }
.fig-frame {
  position: relative;
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    radial-gradient(60% 60% at 50% 45%, rgb(205 245 100 / 0.05), transparent 70%),
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 32px 32px,
    var(--bg-1);
  background-position: center;
  overflow: hidden;
  cursor: crosshair;
}
.fig-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(75% 75% at 50% 50%, transparent 55%, var(--bg-1) 100%);
  pointer-events: none;
}
#tensor {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.fig-corner {
  position: absolute;
  z-index: 2;
  width: 10px;
  height: 10px;
  border-color: var(--fg-4);
  border-style: solid;
  border-width: 0;
}
.fig-corner.tl { top: 10px; left: 10px; border-top-width: 1px; border-left-width: 1px; }
.fig-corner.tr { top: 10px; right: 10px; border-top-width: 1px; border-right-width: 1px; }
.fig-corner.bl { bottom: 10px; left: 10px; border-bottom-width: 1px; border-left-width: 1px; }
.fig-corner.br { bottom: 10px; right: 10px; border-bottom-width: 1px; border-right-width: 1px; }
.fig-readout {
  position: absolute;
  z-index: 2;
  left: 22px;
  right: 22px;
  bottom: 18px;
  display: flex;
  justify-content: space-between;
  color: var(--fg-3);
  pointer-events: none;
}
.fig-readout b { font-weight: 400; color: var(--fg); margin-left: 6px; }
.fig-readout span:first-child b { color: var(--signal); }

.hero-fig figcaption,
.arch figcaption,
.bench caption {
  margin-top: 12px;
  color: var(--fg-3);
  line-height: 1.55;
  font-size: 11.5px;
}
.hero-fig figcaption span,
.arch figcaption span,
.bench caption span {
  color: var(--fg-2);
  margin-right: 8px;
}

.spec {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--line-2);
}
.spec > div {
  padding: 20px 20px 4px 0;
}
.spec > div + div {
  padding-left: 20px;
  border-left: 1px solid var(--line);
}
.spec dt {
  color: var(--fg-3);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 11px;
}
.spec dd {
  margin-top: 10px;
  font-size: clamp(26px, 2.8vw, 36px);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.spec dd small {
  margin-left: 3px;
  font-size: 0.45em;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--fg-3);
}
.spec p {
  margin-top: 10px;
  font-size: 13px;
  color: var(--fg-3);
  line-height: 1.45;
}

/* =====================================================================
   Sections
   ===================================================================== */
.sec {
  padding-top: clamp(80px, 11vw, 136px);
}
.sec-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line-2);
}
.sec-head h2 {
  font-size: clamp(24px, 2.6vw, 32px);
  font-weight: 560;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.sec-note { color: var(--fg-3); }

/* =====================================================================
   Selected work
   ===================================================================== */
.work {
  border-bottom: 1px solid var(--line);
  transition: background 0.25s var(--ease);
}
.work summary {
  list-style: none;
  display: grid;
  grid-template-columns: 36px 150px minmax(0, 1fr) 200px 132px 16px;
  align-items: center;
  gap: 20px;
  padding: 18px 12px 18px 0;
  cursor: pointer;
  position: relative;
}
.work summary::-webkit-details-marker { display: none; }
.work summary::before {
  content: "";
  position: absolute;
  inset: 0 -12px;
  border-radius: 10px;
  background: var(--bg-1);
  opacity: 0;
  transition: opacity 0.25s var(--ease);
  z-index: -1;
}
.work summary:hover::before,
.work[open] summary::before { opacity: 1; }

.w-idx { color: var(--fg-4); }
.work summary:hover .w-idx,
.work[open] .w-idx { color: var(--signal); }

.w-fig {
  display: block;
  height: 72px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    radial-gradient(circle, var(--line-2) 0.8px, transparent 1px) 0 0 / 8px 8px,
    var(--bg-1);
  overflow: hidden;
  transition: border-color 0.25s;
}
.work summary:hover .w-fig,
.work[open] .w-fig { border-color: var(--line-3); }
.w-fig svg { width: 100%; height: 100%; }

/* Figure primitives */
.w-fig .ln { fill: none; stroke: var(--fg-3); stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; transition: stroke 0.25s; }
.w-fig .tk { fill: none; stroke: var(--fg-4); stroke-width: 1.1; stroke-linecap: round; }
.w-fig .bx { fill: var(--bg-2); stroke: var(--fg-4); stroke-width: 1.1; transition: stroke 0.25s, fill 0.25s; }
.w-fig .nd { fill: var(--fg-3); transition: fill 0.25s; }
.w-fig .nd-s circle, .w-fig circle.nd-s { fill: var(--fg-4); }
.w-fig .nd-w circle { fill: var(--warn); opacity: 0.7; }
.w-fig .grid-s { fill: none; stroke: var(--line-2); stroke-width: 1; }
.w-fig .lbl { fill: var(--fg-4); font: 8px var(--mono); }
.w-fig .dash { stroke-dasharray: 3 3; }
.w-fig .warn { stroke: var(--warn); opacity: 0.75; }
.work summary:hover .w-fig .hl,
.work[open] .w-fig .hl { stroke: var(--signal); }
.work summary:hover .w-fig .bx.hl,
.work[open] .w-fig .bx.hl { fill: var(--signal-2); }
.work summary:hover .w-fig .nd.hl,
.work[open] .w-fig .nd.hl { fill: var(--signal); }
.work summary:hover .w-fig .dash.hl,
.work[open] .w-fig .dash.hl { animation: march 1s linear infinite; }
@keyframes march { to { stroke-dashoffset: -12; } }

.w-main { display: grid; gap: 3px; min-width: 0; }
.w-title {
  font-size: 17px;
  font-weight: 560;
  letter-spacing: -0.02em;
  line-height: 1.25;
}
.w-kind {
  justify-self: start;
  color: var(--fg-3);
  font-size: 11px;
}
.w-main { grid-template-columns: auto 1fr; column-gap: 12px; align-items: baseline; }
.w-desc {
  grid-column: 1 / -1;
  color: var(--fg-3);
  font-size: 14px;
  line-height: 1.45;
}

.w-result { display: grid; gap: 3px; }
.w-result b { font-size: 15px; font-weight: 400; color: var(--fg); }
.work summary:hover .w-result b,
.work[open] .w-result b { color: var(--signal); }
.w-result span { font-size: 12.5px; color: var(--fg-3); line-height: 1.35; }

.w-meta {
  display: grid;
  gap: 4px;
  justify-items: end;
  color: var(--fg-3);
  font-size: 11.5px;
  text-align: right;
}
.w-meta span:last-child { color: var(--fg-4); }

.w-chev {
  width: 9px;
  height: 9px;
  border-right: 1.5px solid var(--fg-4);
  border-bottom: 1.5px solid var(--fg-4);
  transform: rotate(45deg) translateY(-3px);
  transition: transform 0.3s var(--ease), border-color 0.2s;
}
.work[open] .w-chev { transform: rotate(225deg) translate(-2px, -1px); border-color: var(--signal); }

.w-body {
  display: grid;
  gap: 14px;
  padding: 4px 0 26px calc(36px + 150px + 40px);
  max-width: calc(36px + 150px + 40px + 680px);
}
.w-body ul { display: grid; gap: 8px; }
.w-body li {
  position: relative;
  padding-left: 18px;
  color: var(--fg-2);
  font-size: 14.5px;
  line-height: 1.6;
}
.w-body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 8px;
  height: 1px;
  background: var(--fg-4);
}
.w-body a:not(.txt-link) { color: var(--fg); border-bottom: 1px solid var(--line-3); }
.w-body .txt-link { font-family: var(--mono); font-size: 12px; justify-self: start; }
.work[open] .w-body { animation: open 0.35s var(--ease); }
@keyframes open { from { opacity: 0; transform: translateY(-4px); } }

/* Labs */
.labs { margin-top: 72px; }
.labs-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 24px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-2);
}
.labs-head h3 { font-size: 18px; font-weight: 560; letter-spacing: -0.02em; }
.labs-head p { color: var(--fg-3); font-size: 13.5px; max-width: 520px; }
.labs-table {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 40px;
}
.labs-table a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas: "name tag" "desc desc";
  gap: 2px 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  transition: border-color 0.2s;
}
.labs-table a > span.mono { grid-area: name; color: var(--fg); font-size: 12.5px; transition: color 0.2s; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.labs-table a > span:not(.mono) { grid-area: desc; color: var(--fg-3); font-size: 13.5px; line-height: 1.45; }
.labs-table a > em {
  grid-area: tag;
  justify-self: end;
  font-style: normal;
  font-size: 10.5px;
  color: var(--fg-4);
  border: 1px solid var(--line-2);
  border-radius: 4px;
  padding: 1px 6px;
  align-self: center;
}
.labs-table a:hover > span.mono { color: var(--signal); }
.labs-table a:hover { border-bottom-color: var(--line-3); }

/* =====================================================================
   Research
   ===================================================================== */
.paper {
  margin-top: 40px;
  padding: clamp(24px, 3.5vw, 44px);
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, var(--bg-1), var(--bg) 70%);
}
.paper-sub { margin-top: 16px; background: var(--bg-1); }

.paper-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}
.venue {
  padding: 3px 8px;
  border-radius: 5px;
  background: var(--signal-2);
  color: var(--signal);
  font-size: 11px;
}
.paper-sub .venue { background: var(--bg-3); color: var(--fg-2); }
.paper-status { color: var(--fg-3); font-size: 11.5px; }

.paper h3 {
  margin-top: 18px;
  max-width: 30ch;
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 560;
  letter-spacing: -0.03em;
  line-height: 1.15;
  text-wrap: balance;
}
.paper-sub h3 { max-width: 40ch; font-size: clamp(18px, 1.8vw, 22px); }
.authors { margin-top: 12px; color: var(--fg-3); font-size: 14px; }
.authors b { color: var(--fg); font-weight: 500; }

.paper-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 40px;
  margin-top: 28px;
}
.abstract {
  color: var(--fg-2);
  font-size: 15px;
  line-height: 1.7;
  max-width: 64ch;
}
.paper-sub .abstract { margin-top: 16px; }
.paper-nums {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line-2);
  align-self: start;
}
.paper-nums div { padding: 14px 0; border-bottom: 1px solid var(--line); }
.paper-nums div:nth-child(odd) { padding-right: 12px; }
.paper-nums dt { color: var(--fg-3); font-size: 11px; }
.paper-nums dd { margin-top: 6px; font-size: 18px; color: var(--fg); }
.paper-nums dd.sig { color: var(--signal); }

.arch {
  margin-top: 36px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background:
    radial-gradient(circle, var(--line) 0.8px, transparent 1px) 0 0 / 16px 16px,
    var(--bg);
}
.arch-scroll { overflow-x: auto; }
.arch svg { width: 100%; min-width: 640px; height: auto; }

.a-box { fill: var(--bg-2); stroke: var(--line-3); stroke-width: 1; }
.a-strong { stroke: var(--fg-3); }
.a-atk-box { fill: rgb(255 93 115 / 0.06); stroke: var(--warn); stroke-width: 1; stroke-dasharray: 4 3; }
.a-noise { fill: #11150b; stroke: rgb(205 245 100 / 0.45); stroke-width: 1; }
.a-edge { fill: none; stroke: var(--line-3); stroke-width: 1.2; }
.a-flow { fill: none; stroke: var(--signal); stroke-width: 1.4; stroke-dasharray: 2 14; stroke-linecap: round; animation: flow 1.6s linear infinite; }
.a-atk { fill: none; stroke: var(--warn); stroke-width: 1.2; stroke-dasharray: 4 4; animation: flow 2.2s linear infinite; }
@keyframes flow { to { stroke-dashoffset: -32; } }
.a-head { fill: var(--line-3); }
.a-head-w { fill: var(--warn); }
.a-bound { stroke: var(--fg-4); stroke-width: 1; stroke-dasharray: 2 5; }
.a-t { fill: var(--fg); font: 600 12.5px var(--sans); text-anchor: middle; }
.a-w { fill: var(--warn); }
.a-s { fill: var(--fg-3); font: 10.5px var(--mono); text-anchor: middle; }
.a-n { fill: var(--signal); font: 11px var(--mono); text-anchor: middle; }
.a-zone { fill: var(--fg-4); font: 10px var(--mono); letter-spacing: 0.08em; }

.table-wrap { margin-top: 32px; overflow-x: auto; }
.bench {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14px;
}
.bench caption { caption-side: bottom; text-align: left; padding-top: 4px; }
.bench th, .bench td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-weight: 400;
  vertical-align: middle;
}
.bench thead th {
  font: 400 11px var(--mono);
  color: var(--fg-3);
  border-bottom-color: var(--line-2);
}
.bench thead th span { color: var(--fg-4); margin-left: 4px; }
.bench tbody th { color: var(--fg-2); white-space: nowrap; }
.bench .src { color: var(--fg-4); font-size: 10.5px; margin-left: 8px; }
.bench td { color: var(--fg-2); }
.bench td .mono { font-size: 13px; }
.bench tr.ours th,
.bench tr.ours td { color: var(--fg); background: var(--signal-3); }
.bench tr.ours th { box-shadow: inset 2px 0 0 var(--signal); }
.bench .bar {
  display: block;
  width: 100%;
  max-width: 140px;
  height: 4px;
  margin-bottom: 8px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--fg-3) calc(var(--v) * 100%), var(--line-2) 0);
}
.bench tr.ours .bar { background: linear-gradient(90deg, var(--signal) calc(var(--v) * 100%), var(--line-2) 0); }
.bench.compact td { font-size: 13px; }

.scope { margin-top: 24px; }
.scope summary {
  display: inline-flex;
  gap: 8px;
  cursor: pointer;
  color: var(--fg-2);
  list-style: none;
}
.scope summary::-webkit-details-marker { display: none; }
.scope summary::before { content: "+"; color: var(--fg-4); }
.scope[open] summary::before { content: "−"; }
.scope p { margin-top: 12px; color: var(--fg-3); font-size: 14px; max-width: 72ch; line-height: 1.65; }
.paper-links { margin-top: 24px; display: flex; gap: 20px; flex-wrap: wrap; }
.paper-links .txt-link { font-family: var(--mono); font-size: 12px; }

/* =====================================================================
   Experience
   ===================================================================== */
.xp { margin-top: 12px; }
.xp-row {
  display: grid;
  grid-template-columns: 120px 44px minmax(0, 1fr);
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}
.xp-when {
  display: grid;
  gap: 2px;
  align-content: start;
  padding-top: 4px;
}
.xp-when span:first-child { color: var(--fg); font-size: 13px; }
.xp-when span:last-child { color: var(--fg-3); font-size: 11.5px; }
.xp-rail { position: relative; }
.xp-mono {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line-2);
  border-radius: 9px;
  background: var(--bg-2);
  font: 10.5px var(--mono);
  color: var(--fg-2);
}
.xp-row:hover .xp-mono { border-color: var(--signal); color: var(--signal); }
.xp-body h3 {
  font-size: 18px;
  font-weight: 560;
  letter-spacing: -0.02em;
  line-height: 1.3;
}
.xp-loc { margin-left: 8px; color: var(--fg-4); font-size: 11px; font-weight: 400; }
.xp-role { margin-top: 2px; color: var(--fg-3); font-size: 14px; }
.xp-body ul { display: grid; gap: 8px; margin-top: 14px; max-width: 76ch; }
.xp-body li {
  position: relative;
  padding-left: 18px;
  color: var(--fg-2);
  font-size: 14.5px;
  line-height: 1.6;
}
.xp-body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 8px;
  height: 1px;
  background: var(--fg-4);
}
.xp-minor .xp-body h3 { font-size: 16px; }
.xp-minor .xp-mono { color: var(--fg-3); }

/* =====================================================================
   Education
   ===================================================================== */
.edu {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 56px;
  margin-top: 12px;
}
.edu-row {
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.edu-when { color: var(--fg-3); }
.edu-row h3 {
  margin-top: 8px;
  font-size: 18px;
  font-weight: 560;
  letter-spacing: -0.02em;
}
.edu-deg { margin-top: 2px; color: var(--fg-2); font-size: 14.5px; }
.edu-note { margin-top: 10px; color: var(--fg-3); font-size: 14px; line-height: 1.6; }

.honors { padding-top: 26px; }
.honors-h {
  display: flex;
  justify-content: space-between;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-2);
  color: var(--fg-2);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 11px;
}
.honors-h span { color: var(--fg-4); }
.honors li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  color: var(--fg-2);
}
.honors li .mono { color: var(--fg-4); padding-top: 2px; }

/* =====================================================================
   About
   ===================================================================== */
.about {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 56px;
  margin-top: 12px;
}
.stack > div {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.stack dt { color: var(--fg-3); padding-top: 2px; font-size: 11.5px; }
.stack dd { color: var(--fg-2); font-size: 14px; line-height: 1.55; }

.life {
  display: grid;
  gap: 28px;
  padding-top: 14px;
}
.life h3 {
  padding-bottom: 10px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--line-2);
  color: var(--fg-2);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 11px;
}
.life p {
  padding: 10px 0;
  color: var(--fg-3);
  font-size: 14px;
  line-height: 1.55;
}
.life p b { display: inline; color: var(--fg); font-weight: 500; }
.life p .mono { margin-left: 8px; color: var(--fg-4); font-size: 11px; }
.life p .mono::after { content: ""; display: block; }

/* =====================================================================
   Contact and footer
   ===================================================================== */
.contact {
  padding-top: clamp(96px, 13vw, 168px);
  padding-bottom: clamp(64px, 9vw, 112px);
}
.contact h2 {
  max-width: 22ch;
  font-size: clamp(30px, 4.4vw, 54px);
  font-weight: 560;
  letter-spacing: -0.035em;
  line-height: 1.06;
  text-wrap: balance;
}
.contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin-top: 36px;
}
.mail {
  font-size: clamp(18px, 2.2vw, 26px);
  color: var(--signal);
  border-bottom: 1px solid rgb(205 245 100 / 0.3);
  padding-bottom: 2px;
  transition: border-color 0.2s;
}
.mail:hover { border-color: var(--signal); }
.copy {
  padding: 6px 10px;
  border: 1px solid var(--line-2);
  border-radius: 6px;
  color: var(--fg-2);
  font-size: 11.5px;
  transition: border-color 0.2s, color 0.2s;
}
.copy:hover { border-color: var(--line-3); color: var(--fg); }
.copy.is-done { color: var(--signal); border-color: rgb(205 245 100 / 0.4); }
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin-top: 28px;
  color: var(--fg-3);
}
.contact-links a:hover { color: var(--fg); }

.foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px 24px;
  padding-top: 22px;
  padding-bottom: 32px;
  border-top: 1px solid var(--line);
  color: var(--fg-4);
}
.foot button { display: inline-flex; align-items: center; gap: 4px; color: var(--fg-3); }
.foot button:hover { color: var(--fg); }

/* =====================================================================
   Command palette
   ===================================================================== */
.palette { position: fixed; inset: 0; z-index: 90; }
.palette-scrim {
  position: absolute;
  inset: 0;
  background: rgb(0 0 0 / 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  animation: fade 0.15s ease;
}
.palette-box {
  position: relative;
  width: min(600px, calc(100% - 32px));
  margin: 14vh auto 0;
  border: 1px solid var(--line-3);
  border-radius: 14px;
  background: var(--bg-2);
  box-shadow: 0 30px 80px -20px rgb(0 0 0 / 0.8), 0 0 0 1px rgb(255 255 255 / 0.02) inset;
  overflow: hidden;
  animation: pop 0.18s var(--ease);
}
@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { opacity: 0; transform: translateY(-6px) scale(0.985); } }
.palette-input {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line-2);
}
.palette-input > .mono { color: var(--signal); font-size: 16px; }
.palette-input input {
  flex: 1;
  min-width: 0;
  background: none;
  border: 0;
  outline: 0;
  color: var(--fg);
  font: 400 15px var(--sans);
}
.palette-input input::placeholder { color: var(--fg-4); }
.palette-list {
  max-height: min(420px, 56vh);
  overflow-y: auto;
  padding: 6px;
}
.palette-list .grp {
  padding: 10px 10px 6px;
  font: 10.5px var(--mono);
  color: var(--fg-4);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.palette-list [role="option"] {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 10px;
  border-radius: 8px;
  font-size: 14px;
  color: var(--fg-2);
  cursor: pointer;
}
.palette-list [role="option"] span:last-child { font: 11px var(--mono); color: var(--fg-4); }
.palette-list [aria-selected="true"] { background: var(--bg-3); color: var(--fg); }
.palette-list [aria-selected="true"] span:last-child { color: var(--signal); }
.palette-empty { padding: 20px 10px; color: var(--fg-3); font-size: 14px; }

/* =====================================================================
   Reveal
   ===================================================================== */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.js [data-reveal].is-in { opacity: 1; transform: none; }

/* =====================================================================
   404
   ===================================================================== */
.nf {
  min-height: calc(100vh - var(--bar-h) - 80px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px var(--pad);
}
.nf .mono { color: var(--signal); }
.nf h1 {
  margin-top: 16px;
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 560;
  letter-spacing: -0.04em;
  line-height: 1.02;
}
.nf p { margin-top: 16px; color: var(--fg-3); }
.nf .hero-actions { margin-top: 32px; }

/* =====================================================================
   Responsive
   ===================================================================== */
@media (max-width: 1080px) {
  .work summary { grid-template-columns: 30px 120px minmax(0, 1fr) 170px 16px; }
  .w-meta { display: none; }
  .w-body { padding-left: calc(30px + 120px + 40px); }
}

@media (max-width: 920px) {
  .bar-nav { display: none; }
  .bar-right { margin-left: auto; }
  .hero { grid-template-columns: 1fr; }
  .hero-fig { max-width: 520px; }
  .spec { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .spec > div:nth-child(3) { padding-left: 0; border-left: 0; }
  .spec > div:nth-child(n + 3) { border-top: 1px solid var(--line); margin-top: 8px; }
  .paper-grid { grid-template-columns: 1fr; gap: 24px; }
  .edu, .about { grid-template-columns: 1fr; gap: 24px; }
  .labs-table { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  body { font-size: 14.5px; }
  .clock { display: none; }
  .work summary {
    grid-template-columns: 96px minmax(0, 1fr) 14px;
    grid-template-areas: "fig main chev" "fig result chev";
    gap: 8px 16px;
    padding: 16px 0;
  }
  .w-idx { display: none; }
  .w-fig { grid-area: fig; height: 64px; align-self: start; }
  .w-main { grid-area: main; }
  .w-result { grid-area: result; display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; }
  .w-chev { grid-area: chev; align-self: start; margin-top: 6px; }
  .w-body { padding: 0 0 22px; }
  .work summary::before { inset: 0 -10px; }
  .xp-row { grid-template-columns: 1fr; gap: 10px; }
  .xp-when { display: flex; gap: 10px; padding: 0; }
  .xp-rail { display: none; }
  .spec dd { font-size: 26px; }
}

@media (max-width: 440px) {
  .spec { grid-template-columns: 1fr; }
  .spec > div, .spec > div + div { padding-left: 0; border-left: 0; }
  .spec > div + div { border-top: 1px solid var(--line); margin-top: 8px; }
  .hero-actions .btn { flex: 1; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}