/* Duckling Documentation Custom Styles */

/* Color scheme overrides */
:root {
  --md-primary-fg-color: #14b8a6;
  --md-primary-fg-color--light: #2dd4bf;
  --md-primary-fg-color--dark: #0d9488;
  --md-accent-fg-color: #06b6d4;
}

[data-md-color-scheme="slate"] {
  --md-default-bg-color: #1a1a2e;
  /* Stronger body / secondary text contrast on dark background (WCAG) */
  --md-default-fg-color--light: rgba(255, 255, 255, 0.86);
}

/* Content links: not identifiable by color alone */
.md-typeset a {
  text-decoration: underline;
  text-underline-offset: 0.15em;
  text-decoration-thickness: 1px;
  font-weight: 500;
}

.md-typeset a:hover,
.md-typeset a:focus-visible {
  text-decoration-thickness: 2px;
}

/* Sidebar: supplement color change with underline on interaction */
.md-nav__link:focus-visible {
  outline: 2px solid var(--md-accent-fg-color);
  outline-offset: 2px;
}

.md-nav__link--active {
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 0.12em;
}

/* Scrollable code / wide tables: keyboard focus for scroll (skip admonitions) */
.md-typeset div.highlight {
  overflow-x: auto;
}

.md-typeset div.highlight:focus {
  outline: 2px solid var(--md-accent-fg-color);
  outline-offset: 2px;
}

/* Card grid styling */
.grid.cards > ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1rem;
  padding: 0;
}

.grid.cards > ul > li {
  list-style: none;
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.5rem;
  padding: 1rem;
  transition: all 0.2s ease;
}

.grid.cards > ul > li:hover {
  border-color: var(--md-accent-fg-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Clickable card links - whole tile is interactive */
.grid.cards .card-link {
  display: block;
  text-decoration: underline;
  text-decoration-color: var(--md-primary-fg-color);
  text-underline-offset: 0.18em;
  color: inherit;
  cursor: pointer;
}
.grid.cards .card-link:hover {
  color: inherit;
  text-decoration-thickness: 2px;
}

/* Code block styling */
.highlight pre {
  border-radius: 0.5rem;
}

/* Table styling */
.md-typeset table:not([class]) {
  border-radius: 0.5rem;
  overflow: hidden;
}

.md-typeset table:not([class]) th {
  background-color: var(--md-primary-fg-color);
  color: white;
}

/* Admonition styling */
.md-typeset .admonition {
  border-radius: 0.5rem;
}

/* Navigation improvements */
.md-nav__link {
  transition: color 0.2s ease;
}

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

/* Search improvements */
.md-search__input {
  border-radius: 0.5rem;
}

/* Footer styling */
.md-footer {
  background-color: var(--md-default-bg-color);
}

/* Mermaid diagram styling */
.mermaid {
  background: transparent !important;
}

/* Icon sizing in cards */
.grid.cards .lg {
  font-size: 2rem;
}

.grid.cards .middle {
  vertical-align: middle;
}

/* Language selector flag styling */
.md-header__select {
  font-size: 0.9rem;
}

.md-header__select option {
  font-size: 0.9rem;
}

/* Ensure flags display properly in language selector */
.md-header__select,
.md-header__option {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* Language selector button styling */
.md-header__button.md-header__button--lang {
  font-size: 0.9rem;
}

/* Language selector flag display */
.md-header__lang-flag,
.md-header__lang-flag-display {
  font-size: 1.5rem !important;
  line-height: 1 !important;
  display: inline-block !important;
  vertical-align: middle !important;
  width: 1.5rem !important;
  height: 1.5rem !important;
  text-align: center !important;
}

/* Hide default icon when flag is shown */
.md-header__button--lang .md-icon,
.md-header__button--lang svg,
.md-header__button--lang [data-md-icon] {
  display: none !important;
  visibility: hidden !important;
  opacity: 0 !important;
}

/* Ensure flag is visible in button */
.md-header__button--lang .md-header__lang-flag {
  display: inline-block !important;
  visibility: visible !important;
  opacity: 1 !important;
}

/* Style the language selector to show flag prominently */
.md-header__select-wrapper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Responsive adjustments */
@media screen and (max-width: 76.1875em) {
  .grid.cards > ul {
    grid-template-columns: 1fr;
  }
}