/* ── Custom web fonts ─────────────────────────────────────── */
@font-face {
  font-family: HelveticaNeueZurich;
  src: local("Helvetica Neue"), local("HelveticaNeue"), local("Helvetica");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* ── Base ─────────────────────────────────────────────────── */
body {
  background: url(../images/body-background.png) #fff;
  font: 14px/22px "Helvetica Neue", Helvetica, Arial, sans-serif;
}

p,
li {
  font-size: 1.0625rem;
}

h1 {
  color: #000;
}

pre {
  color: #000;
  background-color: #fff;
}

ul {
  list-style-image: none;
  list-style-type: square;
}

ul ul li {
  margin: 12px 0;
}

video {
  max-width: 100%;
}

/* ── Site header ──────────────────────────────────────────── */
.site-header {
  background: #82b641;
  text-align: left;
  width: 100%;
  display: block;
}

.site-header a {
  text-decoration: none;
  color: inherit;
  display: block;
}

.site-header-container {
  max-width: 1210px;
  margin: 0 auto;
  padding: 15px 20px 10px 20px;
}

.site-header h1 {
  font: bold 40px/1.3 "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: #fff;
  margin: 0;
  padding: 0;
  text-shadow: none;
}

.site-header p {
  color: #fff;
  font-weight: bold;
  margin: 4px 0 0 0;
}

/* ── Quarto layout overrides ──────────────────────────────── */
#quarto-content {
  margin-top: 0;
  padding-top: 20px;
}

/* Suppress Quarto's default title block */
.quarto-title-block,
.quarto-title-meta,
#title-block-header {
  display: none;
}

/* ── TOC sidebar ──────────────────────────────────────────── */
#quarto-margin-sidebar,
#quarto-sidebar {
  top: 0;
}

nav#TOC a {
  color: #737373;
}

nav#TOC ul {
  font-size: 16px;
  list-style: none;
  padding-left: 0;
}

nav#TOC ul li {
  color: #000;
}

nav#TOC > ul > li {
  font-size: 1.2em;
  font-weight: bold;
  border-top: 1px solid #ccc;
  padding-top: 4px;
  margin-top: 4px;
}

nav#TOC ul li a:hover {
  color: #82b641;
}

/* ── Site footer ──────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid #ccc;
  padding: 15px 20px;
  margin-top: 20px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}

.icon-container {
  width: 20px;
  margin: 10px;
  display: inline-block;
}

.icon-container a {
  color: #333;
  display: block;
}

.icon-container a:hover svg {
  fill: #82b641;
}

.icon-container svg {
  fill: #333;
  display: block;
}

.icon--mastodon {
  position: relative;
  top: 3px;
}

.footer-copyright {
  margin-left: 10px;
  font-size: 0.9rem;
  color: #555;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 720px) {
  .site-header h1 {
    font: bold 32px/1.3 "Helvetica Neue", Helvetica, Arial, sans-serif;
  }

  .site-header p {
    clear: left;
  }
}

@media (max-width: 480px) {
  #quarto-content {
    padding-top: 5px;
  }
}