/* Quiet Serif theme */
:root {
  color-scheme: light;
  --bg: #faf8f4;
  --ink: #1c1b19;
  --muted: #6b665e;
  --rule: #e3ded4;
  --accent: #7a2e1f;
  --accent-hover: #4f1b11;
  --serif: "Newsreader", Georgia, "Times New Roman", serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { background: var(--bg); }

body {
  margin: 0 auto;
  max-width: 620px;
  padding: 72px 24px 56px;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.55;
  -webkit-text-size-adjust: 100%;
}

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent-hover); }
a:not([href]) { color: var(--muted); text-decoration: none; }

p { margin: 0 0 0.9em; }
ul { margin: 0 0 0.9em; padding-left: 1.2em; }
li { margin-bottom: 0.15em; }
img { max-width: 100%; height: auto; }

/* Header */
.site-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px 24px;
  margin-bottom: 48px;
}
.site-name, .site-name a {
  margin: 0;
  font-size: 22px;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
}
.site-header nav { display: flex; gap: 24px; font-size: 17px; }
.site-header nav a { text-decoration: none; }
.site-header nav a:hover, .site-header nav a[aria-current="page"] { text-decoration: underline; }

/* Page headings and section labels */
h1 { font-size: 30px; font-weight: 500; line-height: 1.2; margin: 0 0 28px; }
h2 { font-size: 21px; font-weight: 500; margin: 0 0 8px; }
.label {
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}
section + section { margin-top: 44px; }

/* Home */
.intro { display: flex; gap: 28px; align-items: flex-start; }
.portrait {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  margin-top: 6px;
}

/* Writing list */
.post-list { list-style: none; padding: 0; margin: 0; }
.post-list li { display: flex; gap: 24px; margin-bottom: 12px; }
.post-list time {
  width: 88px;
  flex-shrink: 0;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.more { font-style: italic; font-size: 17px; }
.empty { color: var(--muted); font-style: italic; }

/* Projects and research */
.project + .project { margin-top: 36px; }
.year { color: var(--muted); margin: 20px 0 4px; }

/* Essays */
.essay header h1 { margin-bottom: 6px; }
.essay .meta { color: var(--muted); font-size: 16px; margin-bottom: 36px; }
.essay-body { font-size: 20px; line-height: 1.65; }
.essay-body h2 { margin-top: 1.6em; }
.essay-body blockquote {
  margin: 1.2em 0;
  padding-left: 20px;
  border-left: 2px solid var(--rule);
  color: #45423d;
  font-style: italic;
}
.essay-body pre { overflow-x: auto; font-size: 15px; }
.back { margin-top: 48px; font-size: 17px; }

/* Footer */
.site-footer {
  margin-top: 72px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
  font-size: 16px;
  color: var(--muted);
}
.footer-links { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 22px; margin-bottom: 12px; }
.email { display: inline-flex; align-items: baseline; gap: 8px; white-space: nowrap; }
.email summary {
  display: inline;
  list-style: none;
  cursor: pointer;
  color: var(--accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.email summary::-webkit-details-marker { display: none; }

.email span { color: var(--ink); }
.site-footer p { margin: 0; font-size: 15px; }

/* Phones */
@media (max-width: 600px) {
  body { padding: 40px 20px 40px; font-size: 18px; }
  .site-header { margin-bottom: 36px; }
  .intro { flex-direction: column; gap: 20px; }
  .portrait { width: 104px; height: 104px; margin-top: 0; }
  .post-list li { flex-direction: column; gap: 0; margin-bottom: 18px; }
  .post-list time { width: auto; font-size: 15px; }
  .essay-body { font-size: 19px; }
}