/* Styling for the rendered NNS examples pages on GitHub Pages. */
:root {
  --nns-text: #1f2430;
  --nns-muted: #5a6472;
  --nns-accent: #2780e3;
  --nns-border: #e3e7ee;
  --nns-code-bg: #f5f7fa;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
  max-width: 52rem;
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto,
    "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--nns-text);
  background: #ffffff;
}

h1, h2, h3, h4 {
  line-height: 1.25;
  margin: 2rem 0 0.75rem;
  font-weight: 650;
}

h1 { font-size: 2rem; margin-top: 0.5rem; }
h2 { font-size: 1.5rem; border-bottom: 1px solid var(--nns-border); padding-bottom: 0.3rem; }
h3 { font-size: 1.2rem; }

a { color: var(--nns-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; height: auto; }

table {
  border-collapse: collapse;
  width: 100%;
  margin: 1rem 0;
  font-size: 0.95rem;
  display: block;
  overflow-x: auto;
}

th, td {
  border: 1px solid var(--nns-border);
  padding: 0.45rem 0.7rem;
  text-align: left;
  vertical-align: top;
}

th { background: var(--nns-code-bg); }

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.9em;
  background: var(--nns-code-bg);
  border-radius: 4px;
  padding: 0.1em 0.35em;
}

pre {
  background: var(--nns-code-bg);
  border: 1px solid var(--nns-border);
  border-radius: 6px;
  padding: 0.85rem 1rem;
  overflow-x: auto;
}

pre code { background: none; padding: 0; }

blockquote {
  margin: 1rem 0;
  padding: 0.25rem 1rem;
  border-left: 4px solid var(--nns-border);
  color: var(--nns-muted);
}

ol, ul { padding-left: 1.5rem; }
li { margin: 0.25rem 0; }

hr { border: none; border-top: 1px solid var(--nns-border); margin: 2rem 0; }

.nns-site-nav {
  font-size: 0.95rem;
  color: var(--nns-muted);
  border-bottom: 1px solid var(--nns-border);
  padding-bottom: 0.75rem;
  margin-bottom: 1.5rem;
}

.nns-site-nav a { margin-right: 1.25rem; }