:root {
  --bg: #fcfbf9;
  --fg: #1c1c1a;
  --dim: #7c7a75;
  --line: #e6e3dd;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131313;
    --fg: #e9e7e3;
    --dim: #8b8983;
    --line: #2b2b29;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.7;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: 30rem;
  margin: 0 auto;
  padding: 0 2rem;
}

/* home page sits centered in the viewport; inner pages start near the top */
main.center {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

main.top { padding-top: 7rem; padding-bottom: 6rem; }

a { color: inherit; text-decoration: none; }

.wordmark {
  display: inline-block;
  font-size: 0.95rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.thesis {
  font-size: 1.45rem;
  line-height: 1.45;
  letter-spacing: -0.012em;
  margin: 2.6rem 0 2.6rem;
}

.meta {
  font-size: 0.92rem;
  color: var(--dim);
  letter-spacing: 0.01em;
}

.meta a {
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.meta a:hover { color: var(--fg); border-color: var(--dim); }

.meta .sep { margin: 0 0.7rem; opacity: 0.5; }

.lede {
  font-size: 0.92rem;
  color: var(--dim);
  margin: 2.75rem 0 1.75rem;
  letter-spacing: 0.01em;
}

ul { list-style: none; margin: 0 0 3rem; padding: 0; }

li {
  padding: 1.35rem 0;
  border-top: 1px solid var(--line);
}

li:last-child { border-bottom: 1px solid var(--line); }

li .when {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 0.35rem;
}

.todo {
  font-size: 0.9rem;
  color: var(--dim);
  border-left: 2px solid var(--line);
  padding-left: 1rem;
  margin: 2.75rem 0;
}

@media (max-width: 34rem) {
  main { padding: 0 1.5rem; }
  main.top { padding-top: 4.5rem; }
  .thesis { font-size: 1.3rem; }
}