:root {
  --bg: #faf8f5;
  --fg: #1d1d1f;
  --muted: #6b6b70;
  --line: #e4e0da;
  --accent: #c8102e;
  --accent-fg: #fff;
  --max: 44rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141416;
    --fg: #ececee;
    --muted: #9a9aa0;
    --line: #2c2c30;
    --accent: #ff4d5e;
    --accent-fg: #141416;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--accent); }

.site-header,
main,
.site-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1rem;
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 1.5rem;
}

.logo {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--fg);
  text-decoration: none;
}
.logo span { color: var(--accent); }

nav { display: flex; gap: 1.25rem; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover { color: var(--fg); }

section {
  padding: 3rem 0;
  border-bottom: 1px solid var(--line);
}
section:last-child { border-bottom: 0; }

.hero { padding-top: 4rem; }

.eyebrow {
  margin: 0 0 0.5rem;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 1rem;
  font-size: clamp(2rem, 6vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

h2 {
  margin: 0 0 1rem;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.lede { font-size: 1.15rem; }
.members { color: var(--muted); }

.specs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 0;
}
.specs div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.75rem 1rem;
}
.specs dt { color: var(--muted); font-size: 0.8rem; }
.specs dd { margin: 0; font-weight: 600; }

.register {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.5rem;
  font-size: 0.95rem;
}
.register th,
.register td {
  text-align: left;
  padding: 0.5rem 0.5rem;
  border-bottom: 1px solid var(--line);
}
.register th { color: var(--muted); font-weight: 500; }

.button {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-fg);
  padding: 0.7rem 1.2rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
}

.site-footer {
  padding-top: 2rem;
  padding-bottom: 3rem;
  color: var(--muted);
  font-size: 0.85rem;
}