/**
 * Hero styles.
 */

div > img.logo {
  filter: brightness(var(--r-logo-brightness));
}

.hero-nav {
  display: grid;
  grid-template-columns: auto auto;
  grid-template-rows: auto auto;
  column-gap: 1.5rem;
  row-gap: 0.35rem;
  justify-content: center;
  align-items: center;
  margin-top: 3rem;
  font-family: var(--r-main-font);
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 1;
  text-transform: none;
  letter-spacing: normal;
  opacity: 0.75;
}

.hero-nav__label {
  grid-column: 1;
  grid-row: 2;
  color: var(--r-main-color);
}

.hero-nav__keys {
  display: contents;
}

.hero-nav__keys-row:first-child {
  grid-column: 2;
  grid-row: 1;
  justify-self: center;
}

.hero-nav__keys-row:last-child {
  grid-column: 2;
  grid-row: 2;
}

.hero-nav__keys-row {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.hero-nav .kbd {
  pointer-events: none;
  user-select: none;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  padding: 0;
  border: 1px solid color-mix(in oklch, var(--r-main-color) 22%, transparent);
  border-bottom-width: 2px;
  border-radius: 0.3rem;
  background: color-mix(in oklch, var(--r-main-color) 12%, transparent);
  color: color-mix(in oklch, var(--r-main-color) 85%, transparent);
  box-shadow: 0 1px 0 color-mix(in oklch, var(--r-main-color) 8%, transparent);
}

.hero-nav .kbd svg {
  display: block;
  width: 0.75rem;
  height: 0.75rem;
}

/**
 * Chart styles.
 */

.chart-container {
  position: relative;
  display: flex;
  margin: auto;
  padding: auto;
  align-items: center;
  justify-content: center;
}


/**
 * Hyperlink styles.
 */

.hyperlink {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  color: var(--color-secondary) !important;
  text-decoration: none;
}

.hyperlink:hover {
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 0.5rem;
}

.hyperlink__icon {
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
  margin: 0 !important;
  filter: brightness(0) saturate(100%) invert(44%) sepia(61%) saturate(650%) hue-rotate(44deg) brightness(95%) contrast(92%);
}


/**
 * Mermaid styles.
 */

div.mermaid, pre.mermaid {
  width: 90%;
  margin: 0 auto !important;
  padding: 0;
  text-align: center;
  box-shadow: none;
  white-space: normal;
  font-family: var(--mermaid-font-family, var(--r-main-font));
}

.mermaid .grid .tick line {
  stroke: var(--mermaid-grid) !important;
}

/**
 * Task styles.
 */
ul:has(> li > input[type="checkbox"]) {
  list-style: none;
  margin-left: 0;
  padding-left: 0;
}

li:has(> input[type="checkbox"]) {
  display: flex;
  align-items: center;
  gap: 0.6em;
  margin-bottom: 0.35em;
}

li > input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  flex-shrink: 0;
  width: 1.2em;
  height: 1.2em;
  margin: 0;
  border: 2px solid var(--r-main-color);
  border-radius: 0.15em;
  background: transparent;
  pointer-events: none;
  cursor: default;
  position: relative;
}

li > input[type="checkbox"]:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

li > input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 45%;
  width: 0.3em;
  height: 0.6em;
  border: solid var(--color-white);
  border-width: 0 0.12em 0.12em 0;
  transform: translate(-50%, -50%) rotate(45deg);
}

/**
 * Placeholder styles.
 */
.placeholder {
  position: relative;
  width: 80%;
  margin: auto;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.placeholder p {
  position: absolute;
  left: 30%;
  top: 75%;
  color: color-mix(in oklch, var(--color-muted) 50%, transparent);
}