.esc31-nav {
  --esc31-blue: #1f4f82;
  --esc31-blue-soft: #e9f0f7;
  --esc31-border: #d9dee7;
  --esc31-muted: #5f6875;
  --esc31-surface: #ffffff;
  align-items: center;
  background: var(--esc31-blue);
  box-shadow: 0 2px 10px rgba(20, 31, 45, 0.16);
  box-sizing: border-box;
  display: flex;
  flex-wrap: wrap;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  gap: 0.25rem;
  margin: 1rem auto;
  max-width: 1720px;
  overflow: visible;
  padding: 0.55rem 0.75rem;
  position: sticky;
  top: 0;
  width: min(1720px, calc(100% - 2rem));
  z-index: 1000;
}

.esc31-nav a {
  border-radius: 4px;
  color: #fff;
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.35rem 0.4rem;
  text-decoration: none;
  white-space: nowrap;
}

.esc31-nav a:hover,
.esc31-nav a:focus {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}

.esc31-nav-more {
  align-items: center;
  display: flex;
  margin: 0;
  position: relative;
}

.esc31-nav-more summary {
  align-items: center;
  border-radius: 4px;
  color: #fff;
  cursor: pointer;
  display: flex;
  font-size: 0.92rem;
  font-weight: 600;
  gap: 0.3rem;
  line-height: 1.48;
  list-style: none;
  margin: 0;
  padding: 0.35rem 0.4rem;
  white-space: nowrap;
}

.esc31-nav-more summary::-webkit-details-marker {
  display: none;
}

.esc31-nav-more summary::after {
  border-bottom: 1.5px solid currentColor;
  border-right: 1.5px solid currentColor;
  content: "";
  display: inline-block;
  height: 0.32rem;
  margin-top: -0.16rem;
  transform: rotate(45deg);
  transition: transform 0.15s ease;
  width: 0.32rem;
}

.esc31-nav-more[open] summary::after {
  margin-top: 0.16rem;
  transform: rotate(225deg);
}

.esc31-nav-more summary:hover {
  background: rgba(255, 255, 255, 0.18);
}

.esc31-nav-more summary:focus {
  outline: none;
}

.esc31-nav-more summary:focus-visible {
  box-shadow: inset 0 -2px rgba(255, 255, 255, 0.9);
}

.esc31-nav-more-menu {
  background: var(--esc31-surface);
  border: 1px solid var(--esc31-border);
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(20, 31, 45, 0.18);
  display: flex;
  flex-direction: column;
  left: 0;
  min-width: 14rem;
  padding: 0.3rem;
  position: absolute;
  top: calc(100% + 0.45rem);
  z-index: 1200;
}

.esc31-nav .esc31-nav-more-menu a {
  color: var(--esc31-blue);
  font-weight: 550;
  padding: 0.48rem 0.6rem;
}

.esc31-nav-more-heading {
  color: var(--esc31-muted);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.055em;
  margin: 0.2rem 0.35rem 0;
  padding: 0.52rem 0.25rem 0.18rem;
  text-transform: uppercase;
}

.esc31-nav-more-heading:not(:first-child) {
  border-top: 1px solid var(--esc31-border);
}

.esc31-nav .esc31-nav-more-menu a:hover,
.esc31-nav .esc31-nav-more-menu a:focus {
  background: var(--esc31-blue-soft);
  color: var(--esc31-blue);
}

@media (max-width: 700px) {
  .esc31-nav {
    margin: 0.5rem auto;
    width: calc(100% - 1rem);
  }

  .esc31-nav-more {
    position: static;
  }

  .esc31-nav-more-menu {
    left: 0.5rem;
    right: 0.5rem;
    top: calc(100% + 0.25rem);
    min-width: 0;
  }

  .esc31-nav ~ #quarto-content,
  .esc31-nav ~ #quarto-content .page-columns,
  .esc31-nav ~ #quarto-content main.content,
  .esc31-nav ~ #quarto-content .cell,
  .esc31-nav ~ #quarto-content .cell-output,
  .esc31-nav ~ #quarto-content .cell-output-display,
  .esc31-nav ~ #quarto-content figure {
    min-width: 0;
    max-width: 100%;
  }

  .esc31-nav ~ #quarto-content p code,
  .esc31-nav ~ #quarto-content li code,
  .esc31-nav ~ #quarto-content td code {
    overflow-wrap: anywhere;
    white-space: normal;
    word-break: break-word;
  }

  .esc31-nav ~ #quarto-content div.sourceCode,
  .esc31-nav ~ #quarto-content pre,
  .esc31-nav ~ #quarto-content .cell-output-display {
    max-width: 100%;
    overflow-x: auto;
  }
}