:root {
  --bg: #0a1224;
  --bg-raised: #0f1b34;
  --line: #1d2d4f;
  --text: #dbe6f5;
  --muted: #9fb2cc;
  --accent: #38d4e8;
  --accent-strong: #7be6f3;
  --focus: #ffd166;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: #04101f;
  padding: 0.5rem 1rem;
  z-index: 10;
}
.skip:focus { left: 0.5rem; top: 0.5rem; }

a { color: var(--accent); text-underline-offset: 0.15em; }
a:hover { color: var(--accent-strong); }
a:focus-visible, .skip:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

header.site, main, footer.site {
  width: 100%;
  max-width: 46rem;
  margin: 0 auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

header.site {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding-top: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line);
}

.brand {
  color: var(--text);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-decoration: none;
  text-transform: uppercase;
}
.brand span { color: var(--accent); }

nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
nav a { color: var(--muted); text-decoration: none; }
nav a:hover, nav a[aria-current="page"] { color: var(--accent); }
nav a[aria-current="page"] { text-decoration: underline; }

main { padding-top: 2.5rem; padding-bottom: 3rem; }

h1 {
  font-size: clamp(1.9rem, 5vw, 2.6rem);
  line-height: 1.2;
  margin: 0 0 1rem;
  letter-spacing: 0.01em;
}
h2 {
  font-size: 1.3rem;
  margin: 2.25rem 0 0.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--accent-strong);
}
h3 { font-size: 1.05rem; margin: 1.5rem 0 0.25rem; }

p, ul, ol { margin: 0 0 1rem; }
ul, ol { padding-left: 1.4rem; }
li { margin-bottom: 0.35rem; }

.lede { font-size: 1.2rem; color: var(--muted); }

.meta { color: var(--muted); font-size: 0.95rem; }

.note {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 4px;
  padding: 0.9rem 1.1rem;
  margin: 1.5rem 0;
}
.note p:last-child { margin-bottom: 0; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 1.25rem;
  font-size: 0.97rem;
}
th, td {
  text-align: left;
  vertical-align: top;
  padding: 0.6rem 0.7rem;
  border-bottom: 1px solid var(--line);
}
th { color: var(--accent-strong); font-weight: 600; }

.table-wrap { overflow-x: auto; }

footer.site {
  padding-top: 1.5rem;
  padding-bottom: 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.95rem;
}
footer.site ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  list-style: none;
  margin: 0 0 0.75rem;
  padding: 0;
}

@media (max-width: 30rem) {
  body { font-size: 1rem; }
  main { padding-top: 1.75rem; }
}

@media (prefers-reduced-motion: no-preference) {
  a { transition: color 0.15s ease; }
}