/* === Color tokens === */
:root {
  --color-bg:               #1a1a1a;
  --color-surface:          #2d2d2d;
  --color-text-primary:     #e0e0e0;
  --color-text-secondary:   #999;
  --color-node-stroke:      steelblue;
  --color-node-fill-branch: #3a3a3a;
  --color-node-fill-leaf:   #1a1a1a;
  --color-link:             #555;
  --color-noscript-bg:      #2a1a00;
  --color-noscript-border:  #7a4a00;
  --color-legend:           #e0e0e0;
  --color-header:           #e0e0e0;
}

body.light-mode {
  --color-bg:               #ffffff;
  --color-surface:          #f5f5f5;
  --color-text-primary:     #000000;
  --color-text-secondary:   #767676;
  --color-node-stroke:      steelblue;
  --color-node-fill-branch: lightsteelblue;
  --color-node-fill-leaf:   #ffffff;
  --color-link:             #ccc;
  --color-noscript-bg:      rgb(255, 228, 196);
  --color-noscript-border:  rgb(255, 204, 153);
  --color-legend:           #000000;
  --color-header:           #000000;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  font-size: 14px;
  font-family: "Helvetica Neue", Helvetica;
}

noscript p {
  text-align: center;
  background-color: var(--color-noscript-bg);
  color: var(--color-text-primary);
  margin: 0 auto;
  width: 80vw;
  padding: 25px 0;
  margin-top: 80px;
  border-radius: 10px;
  border: 1px solid var(--color-noscript-border);
  margin-bottom: 20px;
  display: flex-wrap;
}

#body {
  margin: 0 auto;
  position: relative;
}

#header {
  font-size: 40px;
  font-weight: bold;
  top: 20px;
  text-align: center;
  color: var(--color-header);
}

.legend {
  position: absolute;
  top: 0px;
  right: 0;
  width: 330px;
  font-size: 11px;
  color: var(--color-legend);
}

.legend a {
  color: var(--color-node-stroke);
}

.node {
  cursor: pointer;
}

.node circle {
  cursor: pointer;
  fill: var(--color-node-fill-leaf);
  stroke: var(--color-node-stroke);
  stroke-width: 1.5px;
}

.node text {
  font-size: 12px;
  fill: var(--color-text-primary);
}

path.link {
  fill: none;
  stroke: var(--color-link);
  stroke-width: 1px;
}

h3 {
  color: var(--color-text-primary);
}

a {
  color: var(--color-node-stroke);
}