/* Small, site-wide refinements layered on top of Quarto and _brand.yml. */

body.quarto-light {
  --site-surface: color-mix(in srgb, var(--bs-body-bg) 94%, var(--bs-primary));
  --site-border: color-mix(in srgb, var(--bs-body-color) 18%, transparent);
  --site-shadow: 0 10px 32px rgba(23, 36, 59, 0.08);
}

body.quarto-dark {
  --site-surface: color-mix(in srgb, var(--bs-body-bg) 91%, var(--bs-primary));
  --site-border: color-mix(in srgb, var(--bs-body-color) 22%, transparent);
  --site-shadow: 0 12px 34px rgba(0, 0, 0, 0.24);
}

::selection {
  background: color-mix(in srgb, var(--bs-primary) 32%, transparent);
}

:focus-visible {
  outline: 0.2rem solid var(--bs-primary);
  outline-offset: 0.2rem;
}

a {
  text-decoration-thickness: 0.075em;
  text-underline-offset: 0.18em;
}

h1,
h2,
h3 {
  letter-spacing: -0.015em;
}

#quarto-header .navbar {
  border-bottom: 1px solid color-mix(in srgb, var(--bs-primary) 38%, transparent);
  box-shadow: 0 3px 18px rgba(7, 15, 28, 0.12);
}

.quarto-title-banner {
  border-bottom: 0.24rem solid var(--bs-primary);
  background:
    radial-gradient(circle at 82% 12%, color-mix(in srgb, var(--bs-primary) 16%, transparent), transparent 34%),
    var(--bs-dark);
}

.btn {
  transition: background-color 150ms ease, border-color 150ms ease, color 150ms ease, transform 150ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn .bi {
  margin-right: 0.28rem;
}

.btn-outline-primary {
  --bs-btn-color: var(--bs-link-color);
  --bs-btn-border-color: var(--bs-primary);
  --bs-btn-hover-color: #ffffff;
  --bs-btn-hover-bg: var(--bs-primary);
  --bs-btn-hover-border-color: var(--bs-primary);
  --bs-btn-active-color: #ffffff;
  --bs-btn-active-bg: var(--bs-primary);
  --bs-btn-active-border-color: var(--bs-primary);
}

body.quarto-dark .btn-outline-primary {
  --bs-btn-hover-color: var(--bs-dark);
  --bs-btn-active-color: var(--bs-dark);
}

.callout {
  border-radius: 0.65rem;
  box-shadow: 0 4px 18px rgba(15, 20, 30, 0.04);
}

.table {
  --bs-table-border-color: var(--site-border);
}

.sidebar-navigation .sidebar-item .sidebar-link.active {
  color: var(--bs-link-color);
  font-weight: 800;
}

.page-footer {
  border-top: 1px solid color-mix(in srgb, var(--bs-primary) 35%, transparent);
}

@media (prefers-reduced-motion: reduce) {
  .btn {
    transition: none;
  }

  .btn:hover {
    transform: none;
  }
}