/* Plug brand colours and the manual's page style. */
:root {
  --plug-pine-light: #EBCB92;
  --plug-pine-dark: #D4AA6C;
  --plug-grain: #93612F;
  --plug-ink: #4A2A12;
  --plug-red: #C0301A;
  --plug-lamp-green: #21A83D;
  --plug-lamp-red: #D11F14;
  --plug-brass: #EDCC80;
  --plug-paper: #FFF8EC;
  --plug-text: #2B1A0C;
  --plug-rule: #E2C99A;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --plug-paper: #1E1610;
    --plug-text: #F2E4CC;
    --plug-ink: #EBCB92;
    --plug-rule: #4A3520;
  }
}

body {
  margin: 0;
  background: var(--plug-paper);
  color: var(--plug-text);
  font: 17px/1.6 Georgia, "New York", "Times New Roman", serif;
}

.masthead {
  background: linear-gradient(var(--plug-pine-light), var(--plug-pine-dark));
  border-bottom: 4px solid var(--plug-grain);
  padding: 24px 16px;
  text-align: center;
}

.masthead img {
  width: min(420px, 100%);
  height: auto;
}

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 16px 64px;
}

h1, h2, h3 {
  color: var(--plug-ink);
  line-height: 1.25;
}

h2 {
  border-bottom: 2px solid var(--plug-rule);
  padding-bottom: 4px;
  margin-top: 2.2em;
}

a {
  color: var(--plug-red);
}

code, pre {
  font-family: ui-monospace, Menlo, monospace;
  font-size: 0.9em;
}

pre {
  background: rgba(147, 97, 47, 0.12);
  border-left: 4px solid var(--plug-grain);
  padding: 10px 14px;
  overflow-x: auto;
}

table {
  border-collapse: collapse;
  width: 100%;
  margin: 1em 0;
  display: block;
  overflow-x: auto;
}

th, td {
  border: 1px solid var(--plug-rule);
  padding: 6px 10px;
  text-align: left;
  vertical-align: top;
}

th {
  background: rgba(212, 170, 108, 0.35);
}