:root {
  --canvas: #FAF9F7; --surface: #FFFFFF; --sunken: #F2F0EC; --ink: #141413; --ink2: #6B6963; --ink3: #A09C94;
  --hairline: #E6E2DB; --accent: #A67C52;
  --serif: ui-serif, "New York", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --canvas: #0E0E0D; --surface: #1A1917; --sunken: #232220; --ink: #F3F1EC; --ink2: #A8A49C; --ink3: #6E6A63;
          --hairline: #2C2A27; --accent: #C49A6C; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--canvas); color: var(--ink); font: 17px/1.55 var(--sans); }
main { max-width: 720px; margin: 0 auto; padding: 48px 20px 96px; }
header.site { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 48px; }
header.site a.brand { display: flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; }
header.site img { width: 40px; height: 40px; border-radius: 10px; }
header.site .name { font: 22px/1 var(--serif); }
nav a, footer a, main a { color: var(--ink); text-underline-offset: 3px; text-decoration-color: var(--hairline); }
nav { font-size: 15px; color: var(--ink2); }
.label { font-size: 11px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--ink2); margin: 0 0 8px; }
h1 { font: 400 40px/1.15 var(--serif); margin: 0 0 16px; letter-spacing: -0.01em; }
h2 { font: 400 26px/1.25 var(--serif); margin: 48px 0 12px; }
h3 { font-size: 17px; font-weight: 600; margin: 28px 0 6px; }
p, li { color: var(--ink); }
.lead { font-size: 19px; color: var(--ink2); }
.meta { font-size: 13px; color: var(--ink2); }
ul { padding-left: 1.2em; }
li { margin: 6px 0; }
.card { background: var(--surface); border: 0.5px solid var(--hairline); border-radius: 14px; padding: 20px; margin: 24px 0; }
.todo { background: var(--sunken); border-radius: 4px; padding: 0 4px; color: var(--accent); }
table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 16px 0; }
th, td { text-align: left; vertical-align: top; padding: 10px 8px 10px 0; border-bottom: 0.5px solid var(--hairline); }
th { font-weight: 600; }
footer { max-width: 720px; margin: 0 auto; padding: 24px 20px 48px; border-top: 0.5px solid var(--hairline); font-size: 13px; color: var(--ink2); }