:root {
  --ink: #151515;
  --muted: #6a6761;
  --paper: #f6f2ea;
  --panel: #ffffff;
  --line: #d8d1c4;
  --accent: #214e5f;
  --heat: #8d3c32;
  --gold: #b79b3a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  /* System font stack: instant rendering, no webfont request. Inter is used
     when installed locally; the stack degrades gracefully everywhere else. */
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--paper);
  color: var(--ink);
  letter-spacing: 0;
}

a {
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.shell {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.nav {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--line);
}

.brand {
  font-weight: 900;
}

.nav a {
  color: #55524c;
  text-decoration: none;
  margin-left: 18px;
  font-size: 14px;
}

.nav a:hover {
  color: var(--ink);
  text-decoration: underline;
}

.hero {
  min-height: calc(100vh - 64px);
  display: grid;
  grid-template-columns: minmax(320px, 1.2fr) minmax(280px, .8fr);
  gap: 48px;
  align-items: center;
  padding: 52px 0 84px;
}

h1 {
  font-size: clamp(52px, 10vw, 132px);
  line-height: .84;
  margin: 0 0 26px;
}

h2 {
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1;
  margin: 0 0 22px;
}

p {
  color: var(--muted);
  line-height: 1.62;
}

.lead {
  max-width: 700px;
  font-size: 20px;
}

.signal,
.today-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 8px;
  padding: 22px;
}

.signal strong,
.today-kicker {
  display: block;
  margin-bottom: 10px;
}

.today-card {
  display: grid;
  gap: 14px;
  align-self: center;
  min-height: 440px;
  align-content: start;
}

.today-kicker {
  color: var(--heat);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.today-card h2 {
  font-size: clamp(30px, 4vw, 48px);
  margin: 0;
}

.today-card p {
  margin: 0;
}

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

.today-anchor {
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.today-anchor span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.today-link {
  justify-self: start;
  border: 1px solid var(--ink);
  border-radius: 8px;
  color: var(--ink);
  font-weight: 900;
  min-height: 40px;
  padding: 10px 14px;
  text-decoration: none;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: 40px 0 80px;
}

.cell {
  background: var(--paper);
  min-height: 180px;
  padding: 24px;
}

.cell b {
  display: block;
  margin-bottom: 12px;
}

.band {
  border-top: 1px solid var(--line);
  padding: 64px 0;
}

.experiments {
  display: grid;
  gap: 14px;
}

.experiment {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: start;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 8px;
  padding: 18px;
}

.experiment a {
  color: var(--accent);
  font-weight: 800;
}

.tag {
  display: inline-block;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 9px;
  color: var(--muted);
  font-size: 12px;
  margin-right: 6px;
}

.empty {
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 22px;
  color: var(--muted);
}

.footer {
  border-top: 1px solid var(--line);
  padding: 26px 0;
  color: var(--muted);
  font-size: 13px;
}

.footer .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.footer a {
  color: var(--accent);
  text-decoration: none;
}

@media (max-width: 840px) {
  .hero,
  .grid,
  .experiment {
    display: block;
  }

  .hero {
    min-height: auto;
  }

  .signal,
  .today-card {
    margin-top: 28px;
  }

  .cell + .cell {
    border-top: 1px solid var(--line);
  }
}