:root {
  --ink: #1a1a1a;
  --ink-2: #444;
  --ink-3: #777;
  --accent: #00369f;
  --link: #224b8d;
  --border: #e5e5e5;
  --bg: #fff;
  --sidebar-w: 250px;
  --max-w: 1080px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 64px; }
body {
  font-family: "Inter", -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 15px;
}
a { color: var(--link); }
a:hover { color: var(--accent); }
ul { padding-left: 22px; }
li { margin-bottom: 4px; }
code {
  font-family: 'Courier New', monospace;
  background: #f4f4f4; padding: 1px 5px; border-radius: 4px; font-size: .9em;
}

/* ─── Top navbar ─── */
.navbar {
  position: sticky; top: 0; z-index: 100;
  background: #fff; border-bottom: 1px solid var(--border);
}
.navbar-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
  display: flex; gap: 4px; overflow-x: auto;
}
.navbar a {
  display: block; padding: 14px 12px; white-space: nowrap;
  color: var(--ink-2); text-decoration: none; font-size: .92rem;
  border-bottom: 2px solid transparent;
}
.navbar a:hover { color: var(--accent); }
.navbar a.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

/* ─── Layout ─── */
.container {
  max-width: var(--max-w); margin: 0 auto;
  display: grid; grid-template-columns: var(--sidebar-w) 1fr;
  gap: 48px; padding: 36px 24px 64px;
}

/* ─── Profile sidebar ─── */
.profile { text-align: left; }
.avatar {
  width: 190px; height: 210px; object-fit: cover;
  border-radius: 50%; display: block; margin-bottom: 18px;
  box-shadow: 0 2px 10px rgba(0,0,0,.12);
}
.p-name { font-size: 1.25rem; font-weight: 700; margin-bottom: 6px; }
.p-line { font-size: .9rem; color: var(--ink-2); }
.p-bio { font-size: .88rem; color: var(--ink-2); margin-top: 10px; }
.p-links { list-style: none; padding: 0; margin-top: 16px; }
.p-links li { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; font-size: .9rem; color: var(--ink-2); }
.p-links a { display: flex; align-items: center; gap: 8px; color: var(--ink); text-decoration: none; }
.p-links a:hover { color: var(--accent); }

/* ─── Content ─── */
.content { min-width: 0; }
section { margin-bottom: 44px; }
h1 { font-size: 1.5rem; font-weight: 700; margin-bottom: 14px; }
h3 { font-size: 1.05rem; margin: 14px 0 6px; }
p { margin-bottom: 12px; }
section ul { margin-bottom: 12px; }
.content p, .content li, .pub-tldr { text-align: justify; }

/* News scroll box */
.scrollable {
  max-height: 260px; overflow-y: auto;
  border: 1px solid var(--border); border-radius: 6px; padding: 12px 16px;
}

/* Publications */
.pub {
  padding: 14px 0 14px 16px;
  border-left: 3px solid var(--border);
  margin-bottom: 6px;
}
.pub:hover { border-left-color: var(--accent); }
.pub-title {
  display: block; font-weight: 600; font-size: 1rem;
  line-height: 1.4; text-decoration: none; margin-bottom: 4px;
}
.pub-title:hover { text-decoration: underline; }
.pub-authors { font-size: .9rem; color: var(--ink-2); margin-bottom: 4px; }
.pub-meta {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-bottom: 6px;
}
.pub-badge {
  display: inline-block; color: var(--accent);
  background: rgba(0, 54, 159, .08);
  font-size: .72rem; font-weight: 600; padding: 2px 8px;
  border-radius: 4px; letter-spacing: .02em;
}
.pub-venue { color: var(--ink-3); font-size: .85rem; }
.pub-tldr { color: var(--ink-2); font-size: .88rem; }

/* Entries (experience, education, services, honors) */
.entry {
  padding: 14px 0 14px 16px;
  border-left: 3px solid var(--border);
  margin-bottom: 6px;
}
.entry:hover { border-left-color: var(--accent); }
.entry-head {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 12px; flex-wrap: wrap;
}
.entry-title { font-weight: 600; font-size: .98rem; }
.entry-period {
  color: var(--ink-3); font-size: .82rem; white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.entry-sub { color: var(--ink-3); font-size: .88rem; }
.entry-list { margin: 6px 0 0; padding-left: 20px; }
.entry-list li { font-size: .9rem; color: var(--ink-2); margin-bottom: 2px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip {
  font-size: .72rem; font-weight: 600; color: var(--ink-2);
  background: #f4f4f4; border: 1px solid var(--border);
  padding: 2px 8px; border-radius: 4px; letter-spacing: .02em;
}
.entry-row {
  display: flex; align-items: baseline; gap: 14px;
  padding: 10px 0 10px 16px;
  border-left: 3px solid var(--border); margin-bottom: 4px;
}
.entry-row:hover { border-left-color: var(--accent); }
.entry-year {
  color: var(--ink-3); font-size: .82rem; min-width: 60px;
  font-variant-numeric: tabular-nums;
}

/* Work logos strip */
.work-logos {
  display: flex; align-items: center; gap: 28px; flex-wrap: wrap;
  margin-top: 18px; padding: 14px 0 4px;
  border-top: 1px solid var(--border);
}
.work-logos img {
  height: 72px; width: 150px; object-fit: contain;
}

/* Photo grid (misc) */
.photo-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px;
  margin: 12px 0 6px;
}
.photo-grid img {
  width: 100%; aspect-ratio: 1; object-fit: cover;
  border-radius: 8px; border: 1px solid var(--border);
  transition: transform .2s, box-shadow .2s;
}
.photo-grid img:hover { transform: scale(1.02); box-shadow: 0 4px 14px rgba(0,0,0,.15); }

/* Footer */
.footer { color: var(--ink-3); font-size: .85rem; }
.footer hr { border: none; border-top: 1px solid var(--border); margin-bottom: 14px; }

/* ─── Mobile ─── */
@media (max-width: 820px) {
  .container { grid-template-columns: 1fr; gap: 24px; padding-top: 24px; }
  .avatar { margin: 0 auto 14px; }
  .profile { text-align: center; }
  .p-links { display: inline-block; text-align: left; }
  .photo-grid { grid-template-columns: repeat(2, 1fr); }
  .work-logos img { height: 56px; width: 120px; }
}