/* OntoCode docs — modern layer on Material for MkDocs (lessonkit-inspired) */

:root {
  --oc-brand: #2563eb;
  --oc-brand-muted: #1e40af;
  --oc-accent: #7c3aed;
}

[data-md-color-scheme="slate"] {
  --oc-brand: #60a5fa;
  --oc-brand-muted: #93c5fd;
  --oc-accent: #c4b5fd;
}

/* Landing hero */
.oc-hero {
  margin: 0 0 2.5rem;
  padding: 2.75rem 2rem 2.5rem;
  border-radius: 1.25rem;
  border: 1px solid var(--md-default-fg-color--lightest);
  background:
    radial-gradient(ellipse 120% 80% at 100% -20%, rgba(37, 99, 235, 0.14), transparent 55%),
    radial-gradient(ellipse 80% 60% at 0% 100%, rgba(124, 58, 237, 0.1), transparent 50%),
    var(--md-default-bg-color--light);
  position: relative;
}

[data-md-color-scheme="slate"] .oc-hero {
  background:
    radial-gradient(ellipse 120% 80% at 100% -20%, rgba(96, 165, 250, 0.12), transparent 55%),
    radial-gradient(ellipse 80% 60% at 0% 100%, rgba(196, 181, 253, 0.08), transparent 50%),
    var(--md-default-bg-color--light);
}

.oc-hero-kicker {
  margin: 0 0 0.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--md-default-fg-color--light);
}

.oc-hero-title {
  font-size: clamp(1.85rem, 4vw, 2.65rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0 0 0.75rem;
  text-wrap: balance;
}

.oc-hero-lead {
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--md-default-fg-color--light);
  max-width: 42rem;
  margin: 0 0 1.25rem;
}

.oc-hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.oc-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: 999px;
  border: 1px solid var(--md-default-fg-color--lightest);
  background: var(--md-default-bg-color);
  color: var(--md-default-fg-color--light);
}

.oc-badge--accent {
  border-color: rgba(37, 99, 235, 0.35);
  background: rgba(37, 99, 235, 0.08);
  color: var(--oc-brand-muted);
}

[data-md-color-scheme="slate"] .oc-badge--accent {
  color: var(--oc-brand);
}

.oc-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.oc-hero-actions .md-button {
  margin: 0;
}

/* Hide duplicate page title when hero is first child */
.md-typeset .oc-hero:first-child {
  margin-top: 0;
}

.md-content__inner > .md-typeset > h1:first-child {
  display: none;
}

.md-content__inner > .md-typeset > h1:first-child + .oc-hero {
  margin-top: 0;
}

/* Grid cards polish */
.md-typeset .grid.cards > ul > li {
  border-radius: 1rem;
  border: 1px solid var(--md-default-fg-color--lightest);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.md-typeset .grid.cards > ul > li:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px -12px rgba(15, 23, 42, 0.15);
  border-color: rgba(37, 99, 235, 0.35);
}

[data-md-color-scheme="slate"] .md-typeset .grid.cards > ul > li:hover {
  box-shadow: 0 12px 40px -12px rgba(0, 0, 0, 0.45);
}

/* Callout */
.oc-callout {
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  border-radius: 0.75rem;
  border-left: 4px solid var(--oc-brand);
  background: rgba(37, 99, 235, 0.06);
}

[data-md-color-scheme="slate"] .oc-callout {
  background: rgba(96, 165, 250, 0.08);
}

/* Tables */
.md-typeset table:not([class]) {
  border-radius: 0.75rem;
  overflow: hidden;
  border: 1px solid var(--md-default-fg-color--lightest);
}

.md-typeset table:not([class]) thead {
  background: var(--md-default-bg-color--light);
}

/* Code blocks */
.md-typeset div.highlight,
.md-typeset pre {
  border-radius: 0.75rem;
}

/* Brand header tint */
.md-header {
  background-color: var(--md-primary-fg-color);
}