:root {
  color-scheme: dark;

  --bg: #090b0e;
  --panel: #101419;
  --panel2: #151a20;

  --line: #29313a;
  --line2: #394550;

  --text: #e8edf2;
  --muted: #8d9aa7;
  --faint: #606c77;

  --accent: #9cc7ff;
  --active: #a9e5bb;
  --result: #e6d59a;
}

* {
  box-sizing: border-box;
}

html {
  font-family:
    ui-monospace,
    SFMono-Regular,
    Menlo,
    Monaco,
    Consolas,
    "Liberation Mono",
    monospace;

  background: var(--bg);
  color: var(--text);
}

body {
  margin: 0;
}

main {
  width: min(100% - 2rem, 1120px);
  margin: 0 auto;
  padding: 4rem 0 8rem;
}

a {
  color: inherit;
}

nav {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 5rem;
  font-size: 0.78rem;
}

nav a {
  color: var(--muted);
  text-decoration: none;
}

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

.eyebrow {
  margin-bottom: 1rem;
  color: var(--accent);
  font-size: 0.7rem;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  max-width: 950px;
  font-size: clamp(2.8rem, 8vw, 6rem);
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: -0.07em;
}

.lede {
  max-width: 780px;
  margin-top: 1.7rem;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
}

.principle {
  max-width: 760px;
  margin-top: 2.8rem;
  padding: 0.2rem 0 0.2rem 1.2rem;
  border-left: 1px solid var(--accent);
  color: var(--accent);
  line-height: 1.9;
}

section {
  margin-top: 5rem;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.section-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.grid {
  display: grid;
  grid-template-columns:
    repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.card {
  position: relative;
  display: flex;
  min-height: 250px;
  padding: 1.5rem;
  flex-direction: column;
  background: var(--panel);
  text-decoration: none;
  transition: background 120ms ease;
}

.card:hover {
  z-index: 2;
  background: var(--panel2);
  outline: 1px solid var(--line2);
}

.card-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.number {
  color: var(--muted);
  font-size: 0.7rem;
}

.card h2,
.card h3 {
  margin: auto 0 0.8rem;
  padding-top: 3rem;
  font-size: 1.2rem;
  font-weight: 500;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.87rem;
  line-height: 1.65;
}

.theory {
  margin-top: 1.2rem;
  color: var(--faint);
  font-size: 0.7rem;
}

.status {
  display: inline-block;
  font-size: 0.64rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.status-scaffold {
  color: var(--muted);
}

.status-prototype {
  color: var(--accent);
}

.status-running {
  color: var(--active);
}

.status-results {
  color: var(--result);
}

.status-retired {
  color: var(--faint);
}

.stats {
  display: grid;
  grid-template-columns:
    repeat(auto-fit, minmax(150px, 1fr));
  margin-top: 3rem;
  border: 1px solid var(--line);
}

.stat {
  padding: 1.3rem;
  border-right: 1px solid var(--line);
}

.stat:last-child {
  border-right: 0;
}

.stat-value {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 1.5rem;
}

.stat-label {
  color: var(--muted);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.experiment-header {
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--line);
}

.experiment-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 2rem;
  color: var(--muted);
  font-size: 0.72rem;
}

.lab-panel {
  min-height: 180px;
  padding: 1.5rem;
  border: 1px solid var(--line);
  background: var(--panel);
}

.lab-panel p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.empty {
  color: var(--faint);
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 7rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.72rem;
}

@media (max-width: 600px) {
  main {
    width: min(100% - 1.2rem, 1120px);
    padding-top: 2rem;
  }

  nav {
    margin-bottom: 3rem;
  }

  .stat {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .stat:last-child {
    border-bottom: 0;
  }

  footer {
    flex-direction: column;
  }
}