/* ResearchTools brand palette, extracted from the design system used for the project's
   own promo cards (post-media/Series Template.dc.html): navy #10243E, teal #1F9E8F /
   #16776C, amber #C9762F. Overrides Material's built-in "teal"/"amber" named palette
   (set in mkdocs.yml) with the exact brand hex values. */
:root, [data-md-color-scheme="default"] {
  --md-primary-fg-color: #1F9E8F;
  --md-primary-fg-color--light: #7FC7D9;
  --md-primary-fg-color--dark: #16776C;
  --md-accent-fg-color: #C9762F;
  --md-typeset-a-color: #16776C;
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #16776C;
  --md-accent-fg-color: #C9762F;
}

.md-header, .md-tabs {
  background-color: #10243E;
}

/* Custom homepage landing page (docs/index.md only, via .rt-landing) — hero, CTA buttons,
   and a feature-card grid, hand-built with plain HTML/CSS rather than Material's
   grid-cards markdown extension, so it renders identically regardless of pymdown-extensions
   version. */
.rt-hero {
  text-align: center;
  padding: 2.5rem 1rem 2rem;
}
.rt-hero img {
  max-width: 900px;
  width: 100%;
  height: auto;
  border-radius: 12px;
}
.rt-hero h1 {
  margin-top: 1.5rem;
  font-size: 2rem;
}
.rt-hero p.rt-subtitle {
  color: rgba(16, 36, 62, 0.7);
  font-size: 1.15rem;
  max-width: 640px;
  margin: 0.5rem auto 1.5rem;
}
[data-md-color-scheme="slate"] .rt-hero p.rt-subtitle {
  color: rgba(255, 255, 255, 0.7);
}

.rt-cta {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.rt-cta a.md-button {
  border-radius: 8px;
}
.rt-cta a.md-button--primary {
  background-color: #1F9E8F;
  border-color: #1F9E8F;
}
.rt-cta a.md-button--primary:hover {
  background-color: #16776C;
  border-color: #16776C;
}

.rt-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}
.rt-feature-card {
  border: 1px solid rgba(16, 36, 62, 0.12);
  border-radius: 12px;
  padding: 1.25rem 1.4rem;
  background: rgba(31, 158, 143, 0.04);
}
[data-md-color-scheme="slate"] .rt-feature-card {
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(31, 158, 143, 0.08);
}
.rt-feature-card h3 {
  margin-top: 0;
  color: #16776C;
}
[data-md-color-scheme="slate"] .rt-feature-card h3 {
  color: #7FC7D9;
}

.rt-stats {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
  text-align: center;
  margin: 2rem 0;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(16, 36, 62, 0.1);
  border-bottom: 1px solid rgba(16, 36, 62, 0.1);
}
.rt-stats .rt-stat-num {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: #C9762F;
}
.rt-stats .rt-stat-label {
  font-size: 0.85rem;
  color: rgba(16, 36, 62, 0.65);
}
[data-md-color-scheme="slate"] .rt-stats .rt-stat-label {
  color: rgba(255, 255, 255, 0.65);
}