/* ============================================================
   Brand tokens — Light mode
   ============================================================ */
[data-md-color-scheme="default"] {
  --md-primary-fg-color: #3874ff;
  --md-primary-fg-color--light: #85a9ff;
  --md-primary-fg-color--dark: #003cc7;
  --md-accent-fg-color: #3874ff;
  --md-default-bg-color: #ffffff;
  --md-default-bg-color--light: #f5f7fa;
  --md-default-fg-color: #141824;
  --md-default-fg-color--light: #31374a;
  --lf-info: #0097eb;
  --lf-success: #25b003;
  --md-accent-fg-color--transparent: rgba(56, 116, 255, 0.1);
}

/* ============================================================
   Brand tokens — Dark mode
   ============================================================ */
[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #3874ff;
  --md-primary-fg-color--light: #85a9ff;
  --md-primary-fg-color--dark: #003cc7;
  --md-accent-fg-color: #3874ff;
  --md-default-bg-color: #141824;
  --md-default-bg-color--light: #31374a;
  --md-default-fg-color: #f5f7fa;
  --md-default-fg-color--light: #ffffff;
  --lf-info: #0097eb;
  --lf-success: #25b003;
  --md-accent-fg-color--transparent: rgba(56, 116, 255, 0.1);
}

/* ============================================================
   Global fallback (used before a scheme is applied)
   ============================================================ */
:root {
  --md-primary-fg-color: #3874ff;
  --md-primary-fg-color--light: #85a9ff;
  --md-primary-fg-color--dark: #003cc7;
  --md-accent-fg-color: #3874ff;
  --md-accent-fg-color--transparent: rgba(56, 116, 255, 0.1);
}

/* ============================================================
   Landing page — Hero section
   ============================================================ */
.lf-hero {
  background: linear-gradient(135deg, var(--md-primary-fg-color--dark) 0%, var(--md-primary-fg-color) 100%);
  color: #ffffff;
  padding: 5rem 2rem;
  text-align: center;
  width: 100%;
  box-sizing: border-box;
}

.lf-hero__title {
  font-size: 2.5rem;
  font-weight: 700;
  margin: 0 0 1rem;
  line-height: 1.2;
}

.lf-hero__subtitle {
  font-size: 1.125rem;
  margin: 0 0 2rem;
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.lf-hero__cta {
  display: inline-block;
  background: #ffffff;
  color: var(--md-primary-fg-color);
  font-weight: 600;
  padding: 0.75rem 2rem;
  border-radius: 0.375rem;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease;
}

.lf-hero__cta:hover {
  background: var(--md-default-bg-color--light, #f5f7fa);
  color: var(--md-primary-fg-color--dark);
  transform: translateY(-2px);
}

/* ============================================================
   Landing page — Feature grid cards
   ============================================================ */
.lf-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding: 3rem 0;
}

@media (max-width: 960px) {
  .lf-feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .lf-feature-grid {
    grid-template-columns: 1fr;
  }
}

.lf-feature-card {
  background: var(--md-default-bg-color, #ffffff);
  border: 1px solid var(--md-default-fg-color--lightest, rgba(0, 0, 0, 0.08));
  border-radius: 0.5rem;
  padding: 1.5rem;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: box-shadow 0.2s ease, transform 0.15s ease, border-color 0.2s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.06);
}

.lf-feature-card:hover {
  box-shadow: 0 6px 20px rgba(56, 116, 255, 0.15);
  border-color: var(--md-primary-fg-color);
  transform: translateY(-3px);
  color: inherit;
}

.lf-feature-card__icon {
  font-size: 1.75rem;
  line-height: 1;
}

.lf-feature-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--md-primary-fg-color);
  margin: 0;
}

.lf-feature-card__desc {
  font-size: 0.875rem;
  color: var(--md-default-fg-color--light, #31374a);
  margin: 0;
  line-height: 1.5;
}

/* ============================================================
   Landing page — Getting started steps
   ============================================================ */
.lf-steps {
  padding: 2rem 0 3rem;
}

.lf-steps__heading {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--md-default-fg-color, #141824);
}

.lf-steps__list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.lf-step {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--md-default-bg-color--light, #f5f7fa);
  border-radius: 0.5rem;
  border-left: 4px solid var(--md-primary-fg-color);
  text-decoration: none;
  color: inherit;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.lf-step:hover {
  background: var(--md-accent-fg-color--transparent);
  border-color: var(--md-primary-fg-color--dark);
  color: inherit;
}

.lf-step__number {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  background: var(--md-primary-fg-color);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
}

.lf-step__content {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.lf-step__title {
  font-weight: 600;
  font-size: 1rem;
  color: var(--md-default-fg-color, #141824);
}

.lf-step__desc {
  font-size: 0.875rem;
  color: var(--md-default-fg-color--light, #31374a);
}

/* ============================================================
   Enhanced code blocks
   ============================================================ */
.highlight pre,
.codehilite pre {
  border-radius: 0.375rem;
  border: 1px solid var(--md-default-fg-color--lightest);
}

/* ============================================================
   Button styling
   ============================================================ */
.md-button {
  border-radius: 0.375rem;
  font-weight: 500;
}

.md-button--primary:hover {
  background-color: var(--md-primary-fg-color--dark);
  border-color: var(--md-primary-fg-color--dark);
}

/* ============================================================
   Card styling
   ============================================================ */
.md-card {
  border-radius: 0.5rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

/* ============================================================
   Alert / announce styling
   ============================================================ */
.md-announce {
  border-radius: 0.375rem;
}

/* ============================================================
   Navigation enhancements
   ============================================================ */
.md-nav__link {
  border-radius: 0.25rem;
  transition: all 0.2s ease;
}

.md-nav__link:hover {
  background-color: var(--md-accent-fg-color--transparent);
}

/* ============================================================
   Search input styling
   ============================================================ */
.md-search__input {
  border-radius: 0.375rem;
  border: 1px solid var(--md-default-fg-color--lightest);
}

.md-search__input:focus {
  box-shadow: 0 0 0 0.2rem rgba(56, 116, 255, 0.25);
}