/* ============================================================
   Lab site — base styles
   Edit the tokens in :root to retheme the whole site.
   ============================================================ */

:root {
  --paper: #F5F6F3;
  --paper-raised: #FFFFFF;
  --ink: #14171C;
  --ink-soft: #4A5058;
  --ink-faint: #7B818A;
  --accent: #3A6B63;
  --accent-soft: #DCE6E3;
  --line: #DBDDD8;

  --font-serif: "Fraunces", Georgia, "Times New Roman", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --content-width: 700px;
  --wide-width: 980px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover { text-decoration: underline; }
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.15;
  color: var(--ink);
  margin: 0 0 0.4em 0;
}

h1 { font-size: 2.1rem; }
h2 { font-size: 1.4rem; margin-top: 2.2em; }

p { margin: 0 0 1.1em 0; }

/* Keep any inline image from ever exceeding its container's width,
   on any screen size. Add this once, applies everywhere. */
img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: 6px;
  margin: 24px 0;
}

/* Optional: wrap an <img> in <figure> to add a small caption below it.
   <figure>
     <img src="assets/research/fig1.png" alt="...">
     <figcaption>A short caption describing the figure.</figcaption>
   </figure> */
figure {
  margin: 24px 0;
}
figure img {
  margin: 0 0 8px 0;
}
figcaption {
  color: var(--ink-faint);
  font-size: 0.85rem;
}

.container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 24px;
}
.container--wide {
  max-width: var(--wide-width);
}

/* ---------- Header ---------- */

.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.site-header__inner {
  max-width: var(--wide-width);
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.site-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.site-title:hover { text-decoration: none; color: var(--accent); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
}

.site-nav a {
  color: var(--ink-soft);
  font-size: 0.95rem;
}
.site-nav a:hover { color: var(--accent); }
.site-nav a[aria-current="page"] { color: var(--ink); font-weight: 600; }

.site-nav__icon {
  display: inline-flex;
  align-items: center;
  color: var(--ink-soft);
}
.site-nav__icon:hover { color: var(--accent); }
.site-nav__icon svg { width: 20px; height: 20px; display: block; }

/* ---------- Page shell ---------- */

main { padding: 56px 0 90px 0; }

.eyebrow {
  color: var(--ink-faint);
  font-size: 0.92rem;
  margin: 0 0 10px 0;
}

.lede {
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 58ch;
}

/* ---------- News list (home page) ---------- */

.news-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.news-item {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 20px;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}
.news-item:last-child { border-bottom: 1px solid var(--line); }

.news-item time {
  color: var(--ink-faint);
  font-size: 0.9rem;
  padding-top: 2px;
}

.news-item p { margin: 0; }

@media (max-width: 520px) {
  .news-item { grid-template-columns: 1fr; gap: 4px; }
}

/* ---------- Research page ---------- */

.research-block {
  padding: 26px 0;
  border-top: 1px solid var(--line);
}
.research-block:first-of-type { border-top: none; padding-top: 0; }

.research-block h2 { margin-top: 0; }

.research-block p { color: var(--ink-soft); }

/* ---------- People / Team page ---------- */

.people-grid {
  display: flex;
  flex-direction: column;
  margin-top: 30px;
}

.person-card {
  display: flex;
  gap: 22px;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}
.people-grid .person-card:last-child { border-bottom: 1px solid var(--line); }

.person-photo {
  flex: 0 0 auto;
  width: 88px;
  height: 88px;
  border-radius: 6px;
  background: var(--accent-soft);
  object-fit: cover;
  color: var(--ink-faint);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.3rem;
}

.person-details {
  flex: 1 1 auto;
  min-width: 0;
}

.person-name {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.05rem;
  margin: 0 0 2px 0;
}

.person-role {
  color: var(--ink-faint);
  font-size: 0.92rem;
  margin: 0 0 10px 0;
}

.person-bio {
  color: var(--ink-soft);
  font-size: 0.92rem;
  margin: 0 0 14px 0;
}

.person-links {
  display: flex;
  gap: 12px;
  margin-top: auto;
}

.person-links a {
  color: var(--ink-soft);
  display: inline-flex;
  align-items: center;
}
.person-links a:hover { color: var(--accent); }
.person-links svg { width: 18px; height: 18px; display: block; }

/* ---------- Publications page ---------- */

.pub-year-block {
  margin-top: 34px;
}
.pub-year-block:first-child {
  margin-top: 30px;
}

.pub-year-block h2 {
  margin-top: 0;
  margin-bottom: 4px;
  color: var(--ink-faint);
  font-size: 1.05rem;
}

.pub-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.pub-item {
  padding: 16px 0;
  border-top: 1px solid var(--line);
}
.pub-list .pub-item:last-child { border-bottom: 1px solid var(--line); }

.pub-title {
  font-family: var(--font-serif);
  font-weight: 600;
  margin: 0 0 4px 0;
}

.pub-meta {
  color: var(--ink-soft);
  font-size: 0.92rem;
  margin: 0;
}

.pub-links {
  margin: 6px 0 0 0;
  font-size: 0.85rem;
}
.pub-links a {
  letter-spacing: 0.02em;
}

/* ---------- Open positions page ---------- */

.position-item {
  padding: 30px 0;
  border-top: 1px solid var(--line);
}
#positions-list .position-item:last-child { border-bottom: 1px solid var(--line); }

.position-date {
  color: var(--ink-faint);
  font-size: 0.88rem;
  margin: 0 0 6px 0;
}

.position-item h2 {
  margin-top: 0;
  margin-bottom: 12px;
}

.position-body {
  color: var(--ink-soft);
}
.position-body p:last-child {
  margin-bottom: 0;
}

.positions-empty {
  color: var(--ink-faint);
  margin-top: 30px;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 26px 0 50px 0;
  color: var(--ink-faint);
  font-size: 0.88rem;
}