:root {
  --bg: #ffffff;
  --fg: #1d2330;
  --muted: #5b6475;
  --accent: #2f6f4e;
  --line: #e3e6ec;
  --warn-bg: #fff4d6;
  --warn-fg: #5c4400;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14181f;
    --fg: #e8ebf1;
    --muted: #9aa3b5;
    --accent: #6fcf9a;
    --line: #2a313d;
    --warn-bg: #3b3012;
    --warn-fg: #ffe9a8;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

header,
main,
footer {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 16px;
}

header {
  padding-top: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

header a.brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--accent);
  text-decoration: none;
}

nav {
  margin-top: 8px;
}

nav a {
  margin-right: 16px;
  color: var(--fg);
}

main {
  padding-top: 24px;
  padding-bottom: 32px;
}

h1 {
  font-size: 1.6rem;
  line-height: 1.25;
}

h2 {
  font-size: 1.2rem;
  margin-top: 2rem;
}

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

table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.95rem;
}

th,
td {
  border: 1px solid var(--line);
  padding: 8px;
  text-align: left;
  vertical-align: top;
}

.draft {
  background: var(--warn-bg);
  color: var(--warn-fg);
  padding: 12px 16px;
  border-radius: 8px;
  margin: 16px 0;
}

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

footer {
  padding-top: 16px;
  padding-bottom: 32px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 520px) {
  table,
  thead,
  tbody,
  tr,
  th,
  td {
    display: block;
  }
  thead {
    display: none;
  }
  tr {
    margin-bottom: 12px;
  }
}