:root {
  --deep: #10243E;
  --deep-2: #16304F;
  --accent: #3E76AC;
  --accent-2: #4E7CA8;
  --paper: #F7F6F2;
  --muted: #8A8A84;
  --line: rgba(247, 246, 242, 0.14);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; }

body {
  background: radial-gradient(120% 140% at 50% -10%, var(--deep-2) 0%, var(--deep) 55%, #0B1930 100%);
  color: var(--paper);
  font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--accent-2); }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
}

header.top {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 28px 24px;
  max-width: 760px;
  width: 100%;
  margin: 0 auto;
}

header.top .logo { width: 34px; height: 34px; flex-shrink: 0; }
header.top .logo polygon:nth-child(1) { fill: var(--accent-2); }
header.top .logo polygon:nth-child(2),
header.top .logo polygon:nth-child(3) { fill: var(--paper); }

header.top a.home-link {
  text-decoration: none;
  color: var(--paper);
  font-weight: 600;
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
}

main {
  flex: 1;
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 16px 24px 64px;
}

h1 {
  font-size: clamp(1.5rem, 4vw, 1.875rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

h2 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-top: 40px;
  margin-bottom: 14px;
  color: var(--accent-2);
}

p { line-height: 1.7; color: rgba(247, 246, 242, 0.82); margin-bottom: 14px; }

ul { margin: 0 0 14px 0; padding-left: 20px; }
li { line-height: 1.7; color: rgba(247, 246, 242, 0.82); margin-bottom: 4px; }

.data-table {
  display: grid;
  grid-template-columns: minmax(160px, auto) 1fr;
  gap: 12px 24px;
  margin-bottom: 12px;
}

.data-table dt {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: 2px;
}

.data-table dd {
  font-size: 0.95rem;
  line-height: 1.6;
}

footer.site-footer {
  border-top: 1px solid var(--line);
  padding: 22px 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  max-width: 760px;
  width: 100%;
  margin: 0 auto;
  font-size: 0.75rem;
  color: var(--muted);
}

footer.site-footer nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 18px;
}

footer.site-footer nav a:hover { color: var(--accent-2); }