:root{
  --bg:#0b1020;
  --panel:#111a33;
  --card:#141f3d;
  --card2:#101a34;
  --text:#e9eefc;
  --muted:#a9b4d6;
  --line:rgba(233,238,252,.18);
  --pill:#1a2750;
  --pillActive:#2b4cff;
  --pillText:#dbe5ff;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --radius:16px;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  background: radial-gradient(1200px 600px at 20% 0%, #14224a 0%, rgba(20,34,74,0) 55%),
              radial-gradient(900px 500px at 80% 10%, #1c2d62 0%, rgba(28,45,98,0) 60%),
              var(--bg);
  color:var(--text);
}
.topbar{
  position:sticky; top:0; z-index:10;
  backdrop-filter: blur(10px);
  background: linear-gradient(to bottom, rgba(11,16,32,.92), rgba(11,16,32,.70));
  border-bottom:1px solid rgba(233,238,252,.10);
  padding:14px 16px;
}
.header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
}
.brand{
  display:flex; align-items:baseline; gap:10px;
}
.brand h1{font-size:16px;margin:0;font-weight:700;letter-spacing:.2px}
.brand .sub{font-size:12px;color:var(--muted)}
.pills{
  display:flex; gap:10px; flex-wrap:wrap;
}
.pill{
  appearance:none;
  border:1px solid rgba(233,238,252,.14);
  background:var(--pill);
  color:var(--pillText);
  padding:9px 14px;
  border-radius:999px;
  font-weight:700;
  cursor:pointer;
  transition: transform .05s ease, background .15s ease, border-color .15s ease;
}
.pill:hover{transform: translateY(-1px); border-color: rgba(233,238,252,.22)}
.pill.active{
  background: linear-gradient(135deg, rgba(43,76,255,.92), rgba(128,91,255,.78));
  border-color: rgba(255,255,255,.25);
}
.actions{display:flex; gap:10px; flex-wrap:wrap; align-items:center}
.actionBtn{
  appearance:none;
  border:1px solid rgba(233,238,252,.14);
  background: rgba(20,31,61,.65);
  color: var(--text);
  padding:9px 12px;
  border-radius:999px;
  cursor:pointer;
  font-weight:700;
}
.actionBtn:hover{border-color: rgba(233,238,252,.22)}
a.actionBtn{text-decoration:none; display:inline-block}
.canvas{
  height: calc(100vh - 72px);
  width: 100%;
}
.hint{
  padding:10px 16px 0 16px;
  color:var(--muted);
  font-size:12px;
}
.node-card{
  width: 240px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(20,31,61,.98), rgba(16,26,52,.98));
  border: 1px solid rgba(233,238,252,.12);
  box-shadow: var(--shadow);
  padding: 10px 12px;
}
.node-card.family{
  background: linear-gradient(180deg, rgba(17,26,51,.98), rgba(12,18,39,.98));
}
.node-title{
  font-weight:800;
  font-size:13px;
  line-height:1.15;
  margin:0 0 6px 0;
}
.node-years{
  font-size:12px;
  color: var(--muted);
  margin:0;
}
.badge{
  display:inline-block;
  font-size:11px;
  color: rgba(233,238,252,.92);
  background: rgba(43,76,255,.20);
  border: 1px solid rgba(43,76,255,.30);
  padding: 2px 8px;
  border-radius:999px;
  margin-top:8px;
}
svg{width:100%; height:100%}
.link{
  fill:none;
  stroke: rgba(233,238,252,.20);
  stroke-width: 2;
}
.node-rect{
  fill: rgba(0,0,0,0);
  stroke: none;
}
.clickTarget{cursor:pointer}