/* tkfdp.net — minimal print-friendly landing page */
:root {
  --fg: #1a1a1a;
  --muted: #555;
  --bg: #fefefe;
  --link: #0a4ea1;
  --link-hover: #061f4f;
  --rule: #ddd;
}
* { box-sizing: border-box; }
html { font-size: 16px; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.55;
  max-width: 48rem;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}
header { border-bottom: 1px solid var(--rule); padding-bottom: 1rem; margin-bottom: 1.5rem; }
header h1 { margin: 0 0 0.25rem; font-size: 2rem; letter-spacing: -0.01em; }
header .subtitle { margin: 0.25rem 0; color: var(--muted); font-size: 1.05rem; }
header .authors { margin: 0.25rem 0 0; color: var(--muted); font-size: 0.95rem; }
main section { margin: 2rem 0; }
h2 { font-size: 1.25rem; border-bottom: 1px solid var(--rule); padding-bottom: 0.25rem; margin-bottom: 0.5rem; }
h3 { font-size: 1rem; margin: 1rem 0 0.4rem; color: var(--muted); }
ul { padding-left: 1.25rem; }
li { margin: 0.25rem 0; }
a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); text-decoration: underline; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.92em; }
table { border-collapse: collapse; width: 100%; margin: 0.5rem 0; }
th, td { text-align: left; padding: 0.4rem 0.6rem; border-bottom: 1px solid var(--rule); vertical-align: top; }
th { background: #f4f4f4; font-weight: 600; }
footer { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--rule); color: var(--muted); font-size: 0.88rem; }