/* Custom CSS for Lerim docs — enriches MkDocs Material with
   step indicators, parameter fields, hero sections, and feature grids. */

/* ── Brand colors (matching lerim-landing: blue #3b82f6 + teal #10b981) ── */
:root,
[data-md-color-scheme="default"] {
  --md-primary-fg-color: #3b82f6;
  --md-primary-fg-color--light: #60a5fa;
  --md-primary-fg-color--dark: #2563eb;
  --md-accent-fg-color: #10b981;
  --md-accent-fg-color--transparent: rgba(16, 185, 129, 0.1);
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #3b82f6;
  --md-primary-fg-color--light: #60a5fa;
  --md-primary-fg-color--dark: #2563eb;
  --md-accent-fg-color: #10b981;
  --md-accent-fg-color--transparent: rgba(16, 185, 129, 0.1);
  --md-default-bg-color: #0f172a;
  --md-default-bg-color--light: #1e293b;
}

/* ── Hero section on landing page ── */
.hero {
  text-align: center;
  padding: 2rem 0 1rem;
}
.hero h1 {
  font-size: 2.4rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.hero .hero-subtitle {
  font-size: 1.2rem;
  color: var(--md-default-fg-color--light);
  max-width: 640px;
  margin: 0 auto 1.5rem;
  line-height: 1.6;
}

/* ── Numbered steps ── */
.steps {
  counter-reset: step-counter;
  padding-left: 0;
  list-style: none;
}
.steps > li,
.steps > .step {
  counter-increment: step-counter;
  position: relative;
  padding-left: 3.2rem;
  margin-bottom: 2rem;
  border-left: 2px solid var(--md-primary-fg-color);
  padding-bottom: 0.5rem;
}
.steps > li::before,
.steps > .step::before {
  content: counter(step-counter);
  position: absolute;
  left: -0.9rem;
  top: 0;
  width: 1.75rem;
  height: 1.75rem;
  background: var(--md-primary-fg-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}
.steps > li h3,
.steps > .step h3 {
  margin-top: 0;
  padding-top: 0;
}

/* ── Parameter field styling ── */
.param-field {
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.4rem;
  padding: 1rem 1.2rem;
  margin-bottom: 0.75rem;
  background: var(--md-code-bg-color);
}
.param-field .param-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.4rem;
}
.param-field .param-name {
  font-family: var(--md-code-font-family);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--md-primary-fg-color);
}
.param-field .param-type {
  font-family: var(--md-code-font-family);
  font-size: 0.8rem;
  color: var(--md-default-fg-color--light);
  background: var(--md-default-fg-color--lightest);
  padding: 0.1rem 0.45rem;
  border-radius: 0.25rem;
}
.param-field .param-badge {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 0.1rem 0.45rem;
  border-radius: 0.25rem;
}
.param-field .param-badge.required {
  background: #e53935;
  color: white;
}
.param-field .param-badge.default {
  background: var(--md-default-fg-color--lightest);
  color: var(--md-default-fg-color--light);
}
.param-field .param-desc {
  font-size: 0.9rem;
  color: var(--md-default-fg-color--light);
  margin: 0;
}

/* ── Feature grid ── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}
.feature-grid .feature-item {
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.5rem;
  padding: 1.2rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.feature-grid .feature-item:hover {
  border-color: var(--md-primary-fg-color);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.feature-grid .feature-item h4 {
  margin-top: 0;
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.feature-grid .feature-item p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--md-default-fg-color--light);
}

/* ── Card links (used for "Next steps" / "Related" sections) ── */
.md-typeset .grid.cards > ul > li {
  border: 1px solid var(--md-default-fg-color--lightest);
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}
.md-typeset .grid.cards > ul > li:hover {
  border-color: var(--md-primary-fg-color);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}
.md-typeset .grid.cards > ul > li a {
  text-decoration: none;
}

/* ── Status badges ── */
.status-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.75rem;
  font-weight: 600;
}
.status-badge.supported {
  background: #c8e6c9;
  color: #2e7d32;
}
.status-badge.planned {
  background: #fff9c4;
  color: #f57f17;
}

/* ── Code block enhancements ── */
.md-typeset pre > code {
  font-size: 0.85rem;
}

/* ── Section dividers ── */
.section-divider {
  border: none;
  border-top: 1px solid var(--md-default-fg-color--lightest);
  margin: 2.5rem 0;
}

/* ── Responsive adjustments ── */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 1.8rem;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
}