/* Site styles — system font stack, no external dependencies */
:root {
  --text: #1a1d21;
  --muted: #5a626c;
  --bg: #ffffff;
  --surface: #f6f7f9;
  --border: #e3e6ea;
  --accent: #1f5eff;
  --accent-dark: #1748c4;
  --max: 880px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: 17px;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.site-header .inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 24px;
}
.logo { font-weight: 700; font-size: 1.15rem; color: var(--text); }
.logo:hover { text-decoration: none; }
.main-nav { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-left: auto; }
.main-nav a { color: var(--muted); font-size: 0.95rem; }
.main-nav a:hover { color: var(--text); }
.main-nav a[aria-current="page"] { color: var(--text); font-weight: 600; }
main { max-width: var(--max); margin: 0 auto; padding: 32px 20px 56px; }
h1 { font-size: 2rem; line-height: 1.25; margin: 0 0 16px; }
h2 { font-size: 1.35rem; line-height: 1.3; margin: 36px 0 12px; }
h3 { font-size: 1.1rem; margin: 24px 0 8px; }
p { margin: 0 0 16px; }
.lede { font-size: 1.15rem; color: var(--muted); }
.card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  background: var(--surface);
  margin: 0 0 20px;
}
.card h3 { margin-top: 0; }
.grid { display: grid; gap: 20px; grid-template-columns: 1fr; }
@media (min-width: 720px) {
  .grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
  .grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
}
.badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 2px 10px;
  border-radius: 999px;
  background: #eef2ff;
  color: var(--accent-dark);
  border: 1px solid #d4defc;
  vertical-align: middle;
}
.badge.soon { background: #fff7e6; color: #8a5a00; border-color: #f0dfae; }
.meta { color: var(--muted); font-size: 0.9rem; }
.note { font-size: 0.92rem; color: var(--muted); }
ul, ol { margin: 0 0 16px; padding-left: 22px; }
li { margin-bottom: 6px; }
.post-list { list-style: none; padding: 0; }
.post-list li { border-bottom: 1px solid var(--border); padding: 16px 0; margin: 0; }
.post-list li:first-child { padding-top: 0; }
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
}
.site-footer .inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 24px 20px;
  font-size: 0.9rem;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}
.site-footer nav { display: flex; flex-wrap: wrap; gap: 6px 16px; }