/* ── Reset & Variables ── */
*, *::before, *::after { box-sizing: border-box; }

:root {
  --paper: #f8f6f1;
  --ink: #1a1814;
  --ink-mid: #4a4845;
  --ink-muted: #8a8784;
  --accent: #2d5a3d;
  --accent-light: #e8f0eb;
  --rule: #ddd9d0;
  --serif: Georgia, 'Times New Roman', serif;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --mono: 'Courier New', Courier, monospace;
}

/* ── Override Beautiful Jekyll page chrome ── */
.container { max-width: 100% !important; padding: 0 !important; }
.col-xl-8, .col-lg-8 { max-width: 100% !important; flex: 0 0 100% !important; }

body { font-family: var(--sans); background: var(--paper); color: var(--ink); margin: 0; }

/* ── Nav (matched with index page) ── */
.tg-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248,246,241,0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5%;
  height: 44px;
  gap: 0.15rem;
}
.tg-nav a {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--ink-mid) !important;
  text-decoration: none !important;
  padding: 0.35rem 0.65rem;
  border-radius: 3px;
  transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}
.tg-nav a:hover {
  color: var(--accent) !important;
  background: var(--accent-light);
}
.tg-nav a.active {
  color: var(--accent) !important;
  background: var(--accent-light);
  font-weight: 600;
}
.tg-nav-sep {
  width: 1px;
  height: 16px;
  background: var(--rule);
  margin: 0 0.25rem;
}
@media (max-width: 768px) {
  .tg-nav {
    justify-content: flex-start;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 0;
    padding: 0 1rem;
  }
  .tg-nav::-webkit-scrollbar { display: none; }
  .tg-nav a { font-size: 0.75rem; padding: 0.3rem 0.55rem; flex-shrink: 0; }
  .tg-nav-sep { margin: 0 0.15rem; }
}

/* ── Page ── */
.m-page { max-width: 1100px; margin: 0 auto; padding: 2.5rem 5% 4rem; }
.m-page-title {
  font-family: var(--serif); font-size: 2rem; font-weight: 700;
  color: var(--ink); margin: 0 0 0.25rem;
}
.m-page-sub {
  font-family: var(--sans); font-size: 0.9rem; color: var(--ink-muted);
  margin: 0 0 2.5rem;
}

/* ── Section labels ── */
.m-section-label {
  font-family: var(--mono); font-size: 0.7rem; color: var(--ink-muted);
  text-transform: uppercase; letter-spacing: 0.12em;
  margin: 2.5rem 0 1.25rem; padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--rule);
}
.m-section-label:first-of-type { margin-top: 0; }

/* ── Member cards ── */
.m-grid {
  display: flex; flex-direction: column; gap: 1.25rem;
}
.m-card {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 1.5rem;
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 1.5rem;
  background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.m-card:hover {
  border-color: var(--accent);
  box-shadow: 0 2px 12px rgba(45,90,61,0.06);
}
.m-card-photo {
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
}
.m-avatar {
  width: 100px; height: 100px; border-radius: 50%;
  object-fit: cover; object-position: center top;
  border: 3px solid var(--accent-light); background: var(--accent-light);
}
.m-role {
  display: inline-block; font-size: 0.6rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--accent); background: var(--accent-light);
  padding: 0.15rem 0.45rem; border-radius: 3px; text-align: center;
}
.m-card-body { min-width: 0; }
.m-name {
  font-family: var(--serif); font-size: 1.15rem; font-weight: 700;
  color: var(--ink); margin: 0 0 0.15rem;
}
.m-affil {
  font-size: 0.8rem; color: var(--ink-muted); margin: 0 0 0.6rem;
}
.m-bio {
  font-size: 0.85rem; color: var(--ink-mid); line-height: 1.65;
  margin: 0 0 0.75rem;
}
.m-papers-title {
  font-size: 0.65rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--ink-muted); margin: 0 0 0.35rem;
}
.m-papers-list {
  list-style: none; padding: 0; margin: 0 0 0.75rem;
}
.m-papers-list li {
  font-size: 0.78rem; color: var(--ink-mid); line-height: 1.45;
  padding: 0.25rem 0 0.25rem 0.75rem;
  border-left: 2px solid var(--rule);
  margin-bottom: 0.2rem;
}
.m-links { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.m-link {
  font-size: 0.78rem; font-weight: 600; color: var(--accent);
  text-decoration: none; transition: color 0.15s;
}
.m-link:hover { text-decoration: underline; }

/* ── Responsive ── */
@media (max-width: 640px) {
  .m-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .m-card-photo { align-items: center; }
  .m-papers-list li { text-align: left; }
  .m-links { justify-content: center; }
}