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

/* ── Brand colors (matching the B2B landing page) ── */
:root,
[data-md-color-scheme="default"] {
  --lerim-paper: #f6f8f5;
  --lerim-surface: #ffffff;
  --lerim-ink: #151713;
  --lerim-muted: #61685d;
  --lerim-line: #d8dfd4;
  --lerim-green: #245f46;
  --lerim-green-soft: #e4f0e8;
  --lerim-blue: #315f7d;
  --lerim-blue-soft: #e7eff4;
  --lerim-copper: #a55f3f;
  --lerim-copper-soft: #f3e8e2;
  --md-primary-fg-color: var(--lerim-green);
  --md-primary-fg-color--light: #3d8062;
  --md-primary-fg-color--dark: #174530;
  --md-accent-fg-color: var(--lerim-copper);
  --md-accent-fg-color--transparent: rgba(165, 95, 63, 0.12);
  --md-default-bg-color: var(--lerim-paper);
  --md-default-fg-color: var(--lerim-ink);
  --md-typeset-a-color: var(--lerim-green);
  --md-code-bg-color: rgba(255, 255, 255, 0.72);
}

[data-md-color-scheme="slate"] {
  --lerim-paper: #11130f;
  --lerim-surface: #181c16;
  --lerim-ink: #f6f8f5;
  --lerim-muted: #b4bead;
  --lerim-line: #30392d;
  --lerim-green: #8cc4a4;
  --lerim-green-soft: rgba(140, 196, 164, 0.14);
  --lerim-blue: #9bbfd3;
  --lerim-blue-soft: rgba(155, 191, 211, 0.14);
  --lerim-copper: #d9a07f;
  --lerim-copper-soft: rgba(217, 160, 127, 0.14);
  --md-primary-fg-color: #245f46;
  --md-primary-fg-color--light: #8cc4a4;
  --md-primary-fg-color--dark: #174530;
  --md-accent-fg-color: var(--lerim-copper);
  --md-accent-fg-color--transparent: rgba(217, 160, 127, 0.14);
  --md-default-bg-color: var(--lerim-paper);
  --md-default-bg-color--light: var(--lerim-surface);
  --md-typeset-a-color: var(--lerim-green);
  --md-code-bg-color: rgba(255, 255, 255, 0.06);
}

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

.md-main {
  background:
    linear-gradient(rgba(216, 223, 212, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(216, 223, 212, 0.12) 1px, transparent 1px),
    var(--md-default-bg-color);
  background-size: 72px 72px, 72px 72px, auto;
}

[data-md-color-scheme="slate"] .md-main {
  background:
    linear-gradient(rgba(140, 196, 164, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140, 196, 164, 0.04) 1px, transparent 1px),
    var(--md-default-bg-color);
  background-size: 72px 72px, 72px 72px, auto;
}

/* ── 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(--lerim-line);
  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: var(--lerim-copper);
  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(--lerim-line);
  border-radius: 0.5rem;
  padding: 1.2rem;
  background: var(--lerim-surface);
  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(17, 19, 15, 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(--lerim-line);
  background: var(--lerim-surface);
  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(17, 19, 15, 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: var(--lerim-green-soft);
  color: var(--lerim-green);
}
.status-badge.planned {
  background: var(--lerim-copper-soft);
  color: var(--lerim-copper);
}

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

/* ── Section dividers ── */
.section-divider {
  border: none;
  border-top: 1px solid var(--lerim-line);
  margin: 2.5rem 0;
}

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