/* runne.dev — minimal, typography-forward, no-JS. Academic/standards aesthetic. */
:root {
  --ink: #1a1d24;
  --muted: #5a6472;
  --rule: #e2e6ec;
  --link: #1f5bd0;
  --bg: #fbfcfd;
  --max: 42rem;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--ink); background: var(--bg);
  margin: 0; padding: 0;
}
.wrap { max-width: var(--max); margin: 0 auto; padding: 3rem 1.25rem 4rem; }
header.site { margin-bottom: 2rem; }
header.site .name { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.01em; margin: 0; }
header.site .tagline { color: var(--muted); margin: 0.35rem 0 0; }
nav { margin: 1.1rem 0 0; padding: 0.8rem 0 0; border-top: 1px solid var(--rule); font-size: 0.95rem; }
nav a { margin-right: 1.1rem; }
a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
h2 { font-size: 1.15rem; margin: 2.2rem 0 0.6rem; letter-spacing: -0.01em; }
h3 { font-size: 1rem; margin: 1.3rem 0 0.3rem; }
p { margin: 0.6rem 0; }
.muted { color: var(--muted); }
ul.clean { list-style: none; padding: 0; margin: 0.6rem 0; }
ul.clean li { padding: 0.45rem 0; border-bottom: 1px solid var(--rule); }
ul.clean li:last-child { border-bottom: 0; }
.lead { font-size: 1.08rem; }
.stub { color: var(--muted); font-style: italic; }
footer.site { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--rule); color: var(--muted); font-size: 0.9rem; }
code { font-family: ui-monospace, "SFMono-Regular", Menlo, monospace; font-size: 0.92em; background: #eef1f5; padding: 0.05em 0.3em; border-radius: 4px; }