:root {
  --bg: #ffffff;
  --text: #222222;
  --muted: #6b6b6b;
  --rule: #e2e2e2;
  --link: #1a5fb4;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1c1c;
    --text: #e6e6e6;
    --muted: #9a9a9a;
    --rule: #383838;
    --link: #7fb2ff;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }

.page {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px 24px 64px;
}

/* Intro: photo + links on the left, name + bio on the right */
.intro {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}
.side { flex: 0 0 auto; width: 240px; }
.photo {
  display: block;
  width: 240px;
  height: 240px;
  object-fit: cover;
  border-radius: 10%;
}
.links {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin: 16px 0 0;
}
.links a { color: var(--muted); display: inline-flex; }
.links a:hover { color: var(--text); }
.links svg { width: 26px; height: 26px; }

.bio { flex: 1 1 auto; min-width: 0; width: 100%; }
.bio h1 { font-size: 40px; margin: 0 0 12px; line-height: 1.15; }
.bio p { margin: 0 0 14px; }

@media (min-width: 768px) {
  .intro {
    flex-direction: row;
    align-items: flex-start;
    gap: 40px;
    text-align: left;
  }
}

/* Timeline: date column beside a text column */
.timeline {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--rule);
}
.timeline h2 { font-size: 22px; margin: 0 0 20px; }
.entry {
  display: flex;
  gap: 20px;
  margin-bottom: 14px;
}
.when {
  flex: 0 0 8.5rem;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.what { flex: 1 1 auto; min-width: 0; }

@media (max-width: 480px) {
  .entry { flex-direction: column; gap: 2px; }
  .when { flex: 0 0 auto; }
}

/* Subpages */
.subpage h1 { font-size: 32px; margin: 0 0 16px; }
.back { margin: 0 0 24px; color: var(--muted); }
.back a { color: var(--muted); }