/* Sandstone theme (bootswatch.com/sandstone) applied to bookdown gitbook */

@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap');

:root {
  --sandstone-primary: #325d88;
  --sandstone-success: #93c54b;
  --sandstone-info: #29abe0;
  --sandstone-warning: #f47c3c;
  --sandstone-danger: #d9534f;
  --sandstone-dark: #3e3f3a;
  --sandstone-light: #f8f5f0;
  --sandstone-border: #dfd7ca;
  --sandstone-text: #3e3f3a;
  --sandstone-link: #93c54b;
  --sandstone-link-hover: #769e3c;
}

/* Base typography */
body {
  font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  color: var(--sandstone-text);
}

/* Links */
a {
  color: var(--sandstone-link);
  text-decoration: none;
}
a:hover {
  color: var(--sandstone-link-hover);
  text-decoration: underline;
}

/* Bookdown sidebar */
.book .book-summary {
  background-color: var(--sandstone-light);
  border-right: 1px solid var(--sandstone-border);
}
.book .book-summary ul.summary li a,
.book .book-summary ul.summary li span {
  color: var(--sandstone-text);
}
.book .book-summary ul.summary li.active > a {
  color: var(--sandstone-primary);
  font-weight: 500;
}
.book .book-summary ul.summary li a:hover {
  color: var(--sandstone-primary);
  text-decoration: none;
}

/* Bookdown header bar */
.book .book-header {
  background-color: var(--sandstone-primary);
  color: #fff;
}
.book .book-header h1 {
  color: #fff;
}
.book .book-header .btn {
  color: #fff;
}
.book .book-header .btn:hover {
  background-color: rgba(255,255,255,0.15);
  color: #fff;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  color: var(--sandstone-text);
  font-weight: 500;
}
h1 a, h2 a, h3 a {
  color: var(--sandstone-text);
}

/* Code blocks */
pre {
  word-break: normal;
  word-wrap: normal;
  background-color: var(--sandstone-light);
  border: 1px solid var(--sandstone-border);
  border-radius: 4px;
}
pre code {
  white-space: inherit;
  color: var(--sandstone-text);
}
code {
  color: #e83e8c;
  background-color: var(--sandstone-light);
  border-radius: 3px;
  padding: 2px 4px;
  font-size: 90%;
}

/* Tables */
table {
  border-color: var(--sandstone-border);
}
thead {
  border-bottom: 2px solid var(--sandstone-border);
}
th {
  color: var(--sandstone-text);
  border-color: var(--sandstone-border);
}
td {
  border-color: var(--sandstone-border);
}
table tbody tr:nth-of-type(odd) {
  background-color: var(--sandstone-light);
}

/* Figure captions */
p.caption {
  color: #777;
  margin-top: 10px;
}

/* TOC (table of contents) font size */
.book .book-summary ul.summary li a,
.book .book-summary ul.summary li span {
  font-size: 14px;
}

/* Blockquotes */
blockquote {
  border-left: 4px solid var(--sandstone-success);
  padding-left: 1rem;
  color: var(--sandstone-text);
}

/* Bookdown TOC */
.book .book-body .body-inner {
  color: var(--sandstone-text);
}

/* Search input */
.book .book-summary .book-search input {
  color: var(--sandstone-text);
  background-color: #fff;
  border: 1px solid var(--sandstone-border);
}

/* Page footer */
.book .book-footer {
  color: #777;
  border-top: 1px solid var(--sandstone-border);
}