:root {
  --bg: #F3F1EA; --ink: #16181D; --ink2: #3D4047; --muted: #5B5E66;
  --card: #FFFFFF; --border: #E2DFD6; --accent: #3A5BFF; --accent-text: #2A45D8; --accent-soft: #E4E9FF;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 17px/1.6 Geist, -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  padding: env(safe-area-inset-top, 0) env(safe-area-inset-right, 0) env(safe-area-inset-bottom, 0) env(safe-area-inset-left, 0);
}
a { color: var(--accent-text); }
a:hover { color: #1C33B0; }
.wrap { max-width: 720px; margin: 0 auto; padding: 32px 22px 64px; }
header.site { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 40px; }
.brand { font-family: "Instrument Serif", Georgia, serif; font-size: 30px; text-decoration: none; color: var(--ink); }
nav.site a { margin-left: 18px; font-size: 15px; font-weight: 500; text-decoration: none; }
h1, h2 { font-family: "Instrument Serif", Georgia, serif; font-weight: 400; letter-spacing: -0.3px; }
h1 { font-size: clamp(40px, 8vw, 56px); line-height: 1.05; margin: 0 0 10px; }
h2 { font-size: 30px; line-height: 1.15; margin: 44px 0 10px; }
h3 { font-size: 17px; margin: 24px 0 6px; }
.updated { color: var(--muted); font-size: 15px; margin: 0 0 28px; }
.lead { font-size: 19px; color: var(--ink2); }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 20px; padding: 20px 22px; margin: 22px 0; }
.card p:first-child { margin-top: 0; } .card p:last-child { margin-bottom: 0; }
.summary { background: var(--accent-soft); border: 0; }
.summary li { margin: 6px 0; }
table { width: 100%; border-collapse: collapse; font-size: 15px; display: block; overflow-x: auto; }
th, td { text-align: left; vertical-align: top; padding: 10px 12px; border-bottom: 1px solid var(--border); }
th { font-weight: 600; white-space: nowrap; }
.todo { background: #FFF4D6; border-radius: 6px; padding: 1px 6px; font-size: 0.92em; }
footer.site { margin-top: 56px; padding-top: 22px; border-top: 1px solid var(--border); color: var(--muted); font-size: 14px; }
footer.site a { margin-right: 16px; }
.button { display: inline-block; background: var(--accent); color: #fff; text-decoration: none; font-weight: 600;
  padding: 14px 22px; border-radius: 16px; }
.button:hover { color: #fff; opacity: 0.92; }
@media (max-width: 480px) { nav.site a { margin-left: 12px; } }