:root {
  --paper: #faf8f3;
  --ink: #1c1b18;
  --ink-2: #4a4741;
  --ink-3: #7a766e;
  --rule: #dcd8cf;
  --accent: #a63d2f;
  --accent-soft: rgba(166, 61, 47, 0.12);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #131311;
    --ink: #e9e5dc;
    --ink-2: #b9b4a9;
    --ink-3: #8a857b;
    --rule: #2c2b27;
    --accent: #e07a68;
    --accent-soft: rgba(224, 122, 104, 0.16);
  }
}
* { box-sizing: border-box; }
html { background: var(--paper); }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
main { max-width: 700px; margin: 0 auto; padding: 56px 24px 72px; }
a { color: var(--ink); text-decoration: underline; text-decoration-color: var(--rule); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--accent); color: var(--accent); }

/* header */
header h1 { font-family: var(--serif); font-weight: 400; font-size: 34px; letter-spacing: -0.01em; margin: 0 0 6px; line-height: 1.15; }
header .role { color: var(--ink-2); margin: 0 0 10px; }
header .links { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 15px; color: var(--ink-3); margin: 0; padding: 0; list-style: none; }
header .links a { color: var(--ink-2); }

/* figure */
figure.hero { margin: 40px 0 8px; }
figure.hero canvas { display: block; width: 100%; height: 250px; }
figure.hero figcaption { font-size: 13.5px; color: var(--ink-3); line-height: 1.45; margin-top: 8px; }

/* sections */
section { margin-top: 46px; }
section > h2 {
  font-family: var(--sans); font-size: 12.5px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 14px; padding-bottom: 8px; border-bottom: 1px solid var(--rule);
}
section p { margin: 0 0 14px; }
.lede { font-family: var(--serif); font-size: 20px; line-height: 1.5; }

/* papers */
ol.papers { list-style: none; margin: 0; padding: 0; }
ol.papers li { display: grid; grid-template-columns: 34px 1fr; gap: 0 12px; padding: 18px 0; border-bottom: 1px solid var(--rule); }
ol.papers li:last-child { border-bottom: 0; }
ol.papers .n { font-family: var(--mono); font-size: 13px; color: var(--ink-3); padding-top: 5px; }
ol.papers h3 { font-family: var(--serif); font-weight: 400; font-size: 20px; margin: 0 0 4px; line-height: 1.3; }
ol.papers .meta { font-size: 14px; color: var(--ink-3); margin: 0 0 8px; font-family: var(--mono); }
ol.papers .finding { margin: 0 0 8px; color: var(--ink-2); }
ol.papers .paper-links { font-size: 14.5px; display: flex; gap: 14px; flex-wrap: wrap; }

/* method */
ul.method { margin: 0; padding-left: 18px; color: var(--ink-2); }
ul.method li { margin-bottom: 8px; }
ul.method b { color: var(--ink); font-weight: 600; }

/* contact */
dl.contact { display: grid; grid-template-columns: 90px 1fr; gap: 6px 14px; margin: 0; }
dl.contact dt { color: var(--ink-3); font-size: 14px; padding-top: 2px; }
dl.contact dd { margin: 0; }

footer { margin-top: 56px; padding-top: 14px; border-top: 1px solid var(--rule); font-size: 13px; color: var(--ink-3); }
@media (max-width: 480px) {
  body { font-size: 16px; }
  header h1 { font-size: 28px; }
  ol.papers li { grid-template-columns: 26px 1fr; }
  dl.contact { grid-template-columns: 76px 1fr; }
  figure.hero canvas { height: 460px; }
}