:root {
  --ink: #1a1d29;
  --muted: #5b6172;
  --line: #e4e6ee;
  --bg: #fafbfd;
  --card: #ffffff;
  --violet: #6d5bd0;
  --violet-bg: #f1eefc;
  --green: #1f9d6f;
  --green-bg: #e9f8f1;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}

.layout {
  display: flex;
  min-height: 100vh;
  align-items: flex-start;
}

.sidenav {
  width: 250px;
  flex-shrink: 0;
  background: var(--card);
  border-right: 1px solid var(--line);
  height: 100vh;
  overflow-y: auto;
  position: sticky;
  top: 0;
  padding: 18px 14px 40px;
}

.sidenav .brand {
  display: block;
  font-weight: 700;
  font-size: 15px;
  color: var(--ink);
  text-decoration: none;
  margin-bottom: 18px;
  padding: 4px 8px;
}

.navgroup { margin-bottom: 14px; }

.navgroup-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 4px 8px;
}

.navgroup a {
  display: block;
  font-size: 13.5px;
  color: var(--ink);
  text-decoration: none;
  padding: 5px 8px;
  border-radius: 6px;
}

.navgroup a:hover { background: var(--violet-bg); }
.navgroup a.active { background: var(--violet); color: white; }

.content {
  flex: 1;
  max-width: 900px;
  padding: 40px 48px 80px;
}

h1 { font-size: 28px; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 36px 0 12px; border-top: 1px solid var(--line); padding-top: 24px; }
h3 { font-size: 16px; margin: 20px 0 8px; }
.content h2:first-of-type { border-top: none; padding-top: 0; }

.lede { color: var(--muted); font-size: 16px; max-width: 640px; }

p { margin: 8px 0; }
ul, ol { padding-left: 22px; }
li { margin: 4px 0; }

a { color: var(--violet); }

table { border-collapse: collapse; width: 100%; margin: 12px 0; font-size: 14px; }
th, td { border: 1px solid var(--line); padding: 6px 10px; text-align: left; vertical-align: top; }
th { background: #f4f4f8; }

code { background: #f0f1f6; padding: 1px 5px; border-radius: 4px; font-size: 13px; }

.lanes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin: 16px 0;
}

.lane-card {
  border-radius: var(--radius);
  padding: 16px;
  border: 1px solid var(--line);
}
.lane-card.accent-violet { background: var(--violet-bg); }
.lane-card.accent-green { background: var(--green-bg); }
.lane-card h3 { margin: 4px 0 6px; }
.lane-card p { color: var(--muted); font-size: 13.5px; margin: 0; }
.lane-short {
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--muted);
}

.project-grid, .people-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
  margin: 16px 0;
}

.project-card, .person-card {
  display: block;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  text-decoration: none;
  color: var(--ink);
  background: var(--card);
}
.project-card:hover, .person-card:hover { border-color: var(--violet); }

.project-card-top {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 11px; margin-bottom: 6px;
}
.status {
  font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
  padding: 2px 7px; border-radius: 20px; font-size: 10px;
}
.status-active { background: var(--green-bg); color: var(--green); }
.status-developing { background: #fef3e0; color: #b3711a; }
.status-exploratory { background: #eef0f6; color: var(--muted); }
.family { color: var(--muted); }

.project-card h3, .person-card h4 { margin: 0 0 4px; font-size: 15px; }
.owner, .role { font-size: 12.5px; color: var(--muted); margin: 0 0 6px; font-weight: 600; }
.thesis, .focus { font-size: 13px; color: var(--ink); margin: 0 0 8px; }

.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-size: 10.5px; background: #f0f1f6; color: var(--muted);
  padding: 2px 8px; border-radius: 20px;
}

@media (max-width: 800px) {
  .layout { flex-direction: column; }
  .sidenav { width: 100%; height: auto; position: relative; }
  .content { padding: 24px; }
}