:root {
  --fg: #1a1a1a;
  --fg-muted: #555;
  --bg: #ffffff;
  --accent: #2b6cb0;
  --border: #e5e7eb;
  --radius: 8px;
  --max: 760px;
}

* { box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--fg);
  background: var(--bg);
  max-width: var(--max);
  margin: 0 auto;
  padding: 32px 20px 64px;
  -webkit-text-size-adjust: 100%;
}

main {
  max-width: 100%;
  margin: 0;
  padding: 0;
}

header#title-block-header {
  margin-bottom: 1.5em;
  padding-bottom: 1em;
  border-bottom: 1px solid var(--border);
}

header#title-block-header h1.title {
  margin: 0;
  font-size: 1.5rem;
  color: var(--fg-muted);
  font-weight: 500;
}

h1, h2, h3, h4 {
  line-height: 1.25;
  margin: 1.6em 0 0.6em;
  color: var(--fg);
}

h1 { font-size: 1.7rem; margin-top: 0.5em; }
h2 { font-size: 1.3rem; }
h3 { font-size: 1.1rem; }

p, ul, ol, table { margin: 0.8em 0; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
  background: #f4f6f8;
  padding: 1px 5px;
  border-radius: 4px;
}

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

th, td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  text-align: left;
  vertical-align: top;
}

th { background: #f9fafb; font-weight: 600; }

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2em 0;
}

ul, ol { padding-left: 1.5em; }
li { margin: 0.3em 0; }

strong { font-weight: 600; }

@media (max-width: 600px) {
  body {
    font-size: 15px;
    padding: 20px 16px 48px;
  }
  h1 { font-size: 1.45rem; }
  h2 { font-size: 1.2rem; }
  header#title-block-header h1.title { font-size: 1.25rem; }
  table { font-size: 0.9em; }
  th, td { padding: 6px 8px; }
}