:root {
  --text: #1a1a1a;
  --muted: #6b6b6b;
  --accent: #8b1a1a;
  --bg: #ffffff;
  --rule: #e5e5e5;
  --max-width: 760px;
}

* { box-sizing: border-box; }

html {
  font-size: 17px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  font-feature-settings: "ss01", "ss02";
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  letter-spacing: -0.005em;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

/* ---------- header / nav ---------- */
header.site-header {
  border-bottom: 1px solid var(--rule);
  margin-bottom: 2.5rem;
  padding-bottom: 1rem;
}

nav.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 1.5rem;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

nav.site-nav .brand {
  font-weight: 600;
  font-size: 1.05rem;
  margin-right: auto;
  color: var(--text);
  text-decoration: none;
}

nav.site-nav a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

nav.site-nav a:hover,
nav.site-nav a.active {
  color: var(--accent);
}

/* ---------- typography ---------- */
h1, h2, h3 {
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.025em;
}

h1 {
  font-size: 2.4rem;
  margin: 0 0 0.25rem;
  letter-spacing: -0.035em;
}

h2 {
  margin: 2.75rem 0 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--rule);
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 600;
}

h3 {
  font-size: 1rem;
  margin: 1.5rem 0 0.4rem;
}

p { margin: 0 0 1rem; }

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease;
}

a:hover { border-bottom-color: var(--accent); }

/* ---------- hero (homepage) ---------- */
.hero {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  margin-bottom: 2rem;
}

.hero-photo {
  flex: 0 0 160px;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: #efece7;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 0.8rem;
}

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-text { flex: 1; min-width: 0; }

.hero-text .tagline {
  color: var(--muted);
  font-style: italic;
  margin-top: 0.25rem;
}

/* ---------- icon links row ---------- */
.icon-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin: 1rem 0 0;
  font-size: 0.9rem;
  letter-spacing: -0.005em;
}

.icon-links a {
  color: var(--muted);
}

.icon-links a:hover { color: var(--accent); }

/* ---------- publication entries ---------- */
.pub {
  margin-bottom: 1.1rem;
  text-indent: -1.5rem;
  padding-left: 1.5rem;
}

.pub .me { font-weight: 600; }

.pub .venue { font-style: italic; }

.pub-year {
  margin-top: 1.75rem;
  margin-bottom: 0.5rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-transform: uppercase;
}

/* ---------- teaching / award lists ---------- */
.entry {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.1rem;
  align-items: baseline;
}

.entry-main { flex: 1; }

.entry-main .title { font-weight: 600; }

.entry-main .sub {
  color: var(--muted);
  font-size: 0.95rem;
}

.entry .when {
  color: var(--muted);
  font-size: 0.85rem;
  letter-spacing: 0.01em;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

/* ---------- footer ---------- */
footer {
  margin-top: 4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.85rem;
}

/* ---------- responsive ---------- */
@media (max-width: 600px) {
  html { font-size: 16px; }
  .hero { flex-direction: column; align-items: center; text-align: center; }
  .hero-photo { flex-basis: 140px; width: 140px; height: 140px; }
  .icon-links { justify-content: center; }
  .entry { flex-direction: column; gap: 0.25rem; }
  .entry .when { font-size: 0.8rem; }
}