:root {
  --md-primary-fg-color: #1f2a44;
  --md-primary-fg-color--light: #3b4a6b;
  --md-primary-fg-color--dark: #141c30;
  --md-accent-fg-color: #ff6a3d;
  --md-accent-fg-color--transparent: rgba(255, 106, 61, 0.1);
  --md-typeset-a-color: #c2410c;
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #141c30;
  --md-primary-fg-color--light: #3b4a6b;
  --md-primary-fg-color--dark: #0b1020;
  --md-accent-fg-color: #ff8a65;
  --md-default-bg-color: #0f1526;
  --md-code-bg-color: #161e33;
  --md-typeset-a-color: #ff8a65;
}

.md-header, .md-tabs {
  background-color: var(--md-primary-fg-color);
}

.md-typeset h1 {
  font-weight: 700;
  letter-spacing: -0.01em;
}

.md-typeset table:not([class]) {
  font-size: 0.72rem;
}

.md-typeset table:not([class]) code {
  white-space: nowrap;
}

/* Landing page grid cards */
.md-typeset .grid.cards > ul > li {
  border-radius: 0.5rem;
}

.md-typeset .grid.cards > ul > li:hover {
  border-color: var(--md-accent-fg-color);
}

/* Tag chips for required/optional */
.pill {
  display: inline-block;
  padding: 0 0.45em;
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 600;
  line-height: 1.6;
  vertical-align: middle;
}
.pill-required { background: rgba(255, 106, 61, 0.15); color: #c2410c; }
.pill-optional { background: rgba(59, 130, 246, 0.15); color: #1d4ed8; }
[data-md-color-scheme="slate"] .pill-required { color: #fdba74; }
[data-md-color-scheme="slate"] .pill-optional { color: #93c5fd; }