:root {
  --ai-doc-color-gold: rgb(218,166,73);
  --ai-doc-color-blue: rgb(64,158,255);
  --ai-doc-color-purple: rgb(184,122,235);
  --ai-doc-nav-active-bg: rgba(218, 166, 73, 0.12);
  --ai-doc-nav-hover-bg: rgba(64, 158, 255, 0.08);
  --ai-doc-font-base: system-ui, -apple-system, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
  --ai-doc-border: color-mix(
    in oklab,
    var(--md-default-fg-color--light) 20%,
    transparent
  );
}

/* Palette primary and accent are "custom" in mkdocs.yml, so every brand color is defined here. */
[data-md-color-scheme="default"] {
  --md-primary-fg-color: var(--ai-doc-color-blue);
  --md-primary-fg-color--light: rgb(64 158 255 / 0.7);
  --md-primary-fg-color--dark: rgb(32 120 214);
  --md-primary-bg-color: #ffffff;
  --md-primary-bg-color--light: rgb(255 255 255 / 0.7);
  --md-accent-fg-color: var(--ai-doc-color-gold);
  --md-accent-fg-color--transparent: rgb(218 166 73 / 0.1);
  --md-accent-bg-color: #ffffff;
  --md-typeset-a-color: #21418f;
  --md-code-bg-color: #f5f8fc;
  --md-default-bg-color: #f4f7fc;
  --md-default-fg-color--light: #4b5e77;
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color: var(--ai-doc-color-blue);
  --md-primary-fg-color--light: rgb(64 158 255 / 0.7);
  --md-primary-fg-color--dark: rgb(32 120 214);
  --md-primary-bg-color: #ffffff;
  --md-primary-bg-color--light: rgb(255 255 255 / 0.7);
  --md-accent-fg-color: var(--ai-doc-color-gold);
  --md-accent-fg-color--transparent: rgb(218 166 73 / 0.1);
  --md-accent-bg-color: #121212;
  --md-typeset-a-color: #95b3ff;
  --md-code-bg-color: rgb(32,32,32);
  --md-default-bg-color: #121212;
  --md-default-fg-color: #eceff5;
  --md-default-fg-color--light: #b9c6dd;
}

body,
.md-typeset {
  font-family: var(--ai-doc-font-base);
}

.md-typeset code,
.md-typeset kbd,
.md-typeset pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
}

/* Header and tabs use a neutral bar so the gradient brand mark stays legible. */
[data-md-color-scheme="default"] :is(.md-header, .md-tabs) {
  --md-primary-fg-color: #ffffff;
  --md-primary-bg-color: #1b2340;
  --md-primary-bg-color--light: rgb(27 35 64 / 0.62);
}

[data-md-color-scheme="slate"] :is(.md-header, .md-tabs) {
  --md-primary-fg-color: #181b24;
  --md-primary-bg-color: #eef1f8;
  --md-primary-bg-color--light: rgb(238 241 248 / 0.66);
}

.md-header {
  box-shadow: none;
}

/* Brand gradient accent along the bottom edge, matching the mark's purple-to-blue. */
.md-header::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 2px;
  background: linear-gradient(90deg, var(--ai-doc-color-purple), var(--ai-doc-color-blue));
  pointer-events: none;
}

.md-header--shadow {
  box-shadow: 0 2px 10px rgb(0 0 0 / 0.08);
}

.md-tabs__link {
  opacity: 1;
  color: var(--md-primary-bg-color--light);
}

.md-tabs__link:hover {
  color: var(--md-primary-bg-color);
}

.md-tabs__item--active .md-tabs__link {
  color: var(--md-primary-bg-color);
  font-weight: 650;
  box-shadow: inset 0 -2px 0 var(--ai-doc-color-purple);
}

.md-search__form {
  border-radius: 999px;
}

[data-md-color-scheme="default"] .md-search__form {
  background-color: #eef1f6;
}

[data-md-color-scheme="default"] .md-search__form:hover {
  background-color: #e5e9f1;
}

[data-md-color-scheme="slate"] .md-search__form {
  background-color: rgb(255 255 255 / 0.06);
}

[data-md-color-scheme="slate"] .md-search__form:hover {
  background-color: rgb(255 255 255 / 0.1);
}

.md-search__input {
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--md-default-fg-color--light) 25%, transparent);
}

.md-header__button.md-logo img {
  width: 1.8rem;
  height: 1.8rem;
}

.md-header__title {
  margin-left: 0.35rem;
}

/* Headings: Material defaults to a grey h1 and a light-weight h2. */
.md-typeset h1 {
  margin-bottom: 1rem;
  color: var(--md-default-fg-color);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.2;
}

.md-typeset h2 {
  font-weight: 650;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.md-typeset h3 {
  font-weight: 600;
  line-height: 1.4;
}

.md-typeset h4,
.md-typeset h5 {
  font-weight: 650;
}

.md-typeset a {
  text-decoration-thickness: 1.2px;
}

.md-typeset a:focus-visible,
.md-nav__link:focus-visible,
.md-button:focus-visible,
.aeth-card:focus-visible {
  outline: 2px solid var(--md-accent-fg-color);
  outline-offset: 2px;
}

.md-typeset table {
  border-spacing: 0;
  border-radius: 0.75rem;
  overflow: hidden;
  width: 100%;
}

/* Material's default table text (0.64rem) reads small next to body copy. */
.md-typeset table:not([class]) {
  font-size: 0.72rem;
}

/* Keep identifiers in the first column on one line. */
.md-typeset table td:first-child code {
  white-space: nowrap;
}

.md-typeset table th,
.md-typeset table td {
  border-color: color-mix(in oklab, var(--md-default-fg-color--light) 35%, transparent);
}

.md-typeset table th {
  background: color-mix(in oklab, var(--md-primary-fg-color) 12%, var(--md-default-bg-color));
  color: var(--md-typeset-a-color);
  font-weight: 650;
}

.md-typeset code {
  border: 1px solid color-mix(in oklab, var(--md-default-fg-color--light) 28%, transparent);
  border-radius: 0.3rem;
  padding: 0.08em 0.32em;
}

.md-typeset pre > code {
  border: 0;
}

.md-typeset pre {
  border: 1px solid color-mix(in oklab, var(--md-default-fg-color--light) 18%, transparent);
  border-radius: 0.65rem;
  box-shadow: none;
}

.md-typeset .admonition {
  border-radius: 0.85rem;
  border: 1px solid color-mix(in oklab, var(--md-accent-fg-color) 24%, transparent);
  box-shadow: none;
}

.md-typeset .admonition .admonition-title {
  font-weight: 650;
}

.md-typeset .admonition-title::before {
  opacity: 0.9;
}

.md-sidebar--primary .md-nav__item {
  margin: 0.01rem 0;
}

.md-sidebar--primary .md-nav__link {
  border-radius: 0.22rem;
  transition: background-color 140ms ease, color 140ms ease, border-color 140ms ease;
  padding-inline: 0.78rem;
}

.md-sidebar--primary .md-nav__link:hover {
  color: var(--md-typeset-a-color);
  background: var(--ai-doc-nav-hover-bg);
}

.md-sidebar--primary .md-nav__link--active {
  color: var(--md-accent-fg-color);
  background: var(--ai-doc-nav-active-bg);
  border-left: 3px solid var(--md-accent-fg-color);
  padding-inline-start: 0.54rem;
  border-radius: 0;
}

.md-sidebar--primary .md-nav__item--active > .md-nav__link,
.md-sidebar--primary .md-nav__item--nested.md-nav__item--active > .md-nav__link {
  background: var(--ai-doc-nav-active-bg) !important;
  border-left: 3px solid var(--md-accent-fg-color);
}

.md-sidebar--primary .md-nav--active .md-nav__item--active > .md-nav__link {
  color: var(--md-accent-fg-color);
  font-weight: 600;
}

.md-sidebar--secondary .md-nav__title {
  font-size: 0.8rem;
  letter-spacing: 0.025em;
  text-transform: none;
  color: var(--md-default-fg-color--light);
}

.md-sidebar--secondary .md-nav__link {
  font-size: 0.74rem;
  color: var(--md-default-fg-color--light);
  transition: color 0.2s ease;
}

.md-sidebar--secondary .md-nav__link--active {
  color: var(--md-accent-fg-color);
}

.md-sidebar--secondary .md-nav__link:hover {
  color: var(--md-typeset-a-color, var(--md-accent-fg-color));
}

/* Link cards: home entry points, overview, and reference index. */
.md-typeset .aeth-card-grid {
  display: grid;
  gap: 0.8rem;
  margin: 1rem 0 1.6rem;
  grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr));
}

.md-typeset .aeth-card {
  display: block;
  padding: 0.9rem 1rem;
  border: 1px solid var(--ai-doc-border);
  border-radius: 0.6rem;
  background: color-mix(in oklab, var(--md-default-fg-color) 2.5%, var(--md-default-bg-color));
  color: var(--md-default-fg-color);
  text-decoration: none;
  transition: border-color 160ms ease, transform 160ms ease;
}

.md-typeset .aeth-card:hover {
  border-color: color-mix(in oklab, var(--ai-doc-color-blue) 55%, transparent);
  transform: translateY(-1px);
}

.md-typeset .aeth-card__title {
  margin: 0 0 0.3rem;
  font-size: 0.9rem;
  font-weight: 650;
}

.md-typeset .aeth-card__body {
  margin: 0;
  color: var(--md-default-fg-color--light);
  font-size: 0.75rem;
  line-height: 1.5;
}

/* Home page */
.md-typeset .aeth-home h2 {
  margin: 0 0 1rem;
}

.aeth-home__hero {
  padding: 2.5rem 0 1rem;
}

.aeth-home__brand {
  display: block;
  width: min(100%, 24rem);
  height: auto;
}

.md-typeset .aeth-home__lead {
  max-width: 38rem;
  margin: 1.25rem 0 0;
  color: var(--md-default-fg-color--light);
  font-size: 1rem;
  line-height: 1.6;
}

.aeth-home__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.5rem;
}

.md-typeset .aeth-home__actions .md-button {
  margin: 0;
}

.aeth-home__section {
  margin-block: 3rem;
}

/* Raised specificity: Material's [dir] list rules otherwise add margins and indentation. */
.md-typeset .aeth-home ol.aeth-home__steps {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: aeth-step;
}

.md-typeset .aeth-home ol.aeth-home__steps > li {
  margin: 0;
  counter-increment: aeth-step;
}

.md-typeset .aeth-home__steps a {
  display: block;
  height: 100%;
  padding: 1rem;
  border: 1px solid var(--ai-doc-border);
  border-radius: 0.6rem;
  background: color-mix(in oklab, var(--md-default-fg-color) 2.5%, var(--md-default-bg-color));
  color: var(--md-default-fg-color);
  text-decoration: none;
  transition: border-color 160ms ease;
}

.md-typeset .aeth-home__steps a:hover {
  border-color: color-mix(in oklab, var(--ai-doc-color-blue) 55%, transparent);
}

.md-typeset .aeth-home__steps a::before {
  content: counter(aeth-step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  margin-bottom: 0.6rem;
  border-radius: 999px;
  background: color-mix(in oklab, var(--ai-doc-color-gold) 18%, var(--md-default-bg-color));
  color: color-mix(in oklab, var(--ai-doc-color-gold) 75%, var(--md-default-fg-color));
  font-size: 0.75rem;
  font-weight: 700;
}

.md-typeset .aeth-home__steps h3 {
  margin: 0 0 0.3rem;
  font-size: 0.9rem;
}

.md-typeset .aeth-home__steps p {
  margin: 0;
  color: var(--md-default-fg-color--light);
  font-size: 0.75rem;
  line-height: 1.5;
}

.md-typeset .aeth-home__screenshot {
  margin: 0 0 0.8rem;
  overflow: hidden;
  border: 1px solid var(--ai-doc-border);
  border-radius: 0.6rem;
}

.md-typeset .aeth-home__screenshot img {
  display: block;
  width: 100%;
  height: auto;
}

.md-typeset .aeth-home__screenshot figcaption {
  max-width: none;
  margin: 0;
  padding: 0.6rem 0.8rem;
  color: var(--md-default-fg-color--light);
  font-size: 0.72rem;
  text-align: left;
}

.md-typeset .aeth-home__screenshot-row img {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: top left;
}

.aeth-home__screenshot-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.aeth-home__about {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--ai-doc-border);
}

.md-typeset .aeth-home__about h2 {
  font-size: 1rem;
}

.md-typeset .aeth-home__about :is(p, ul) {
  margin-top: 0;
  color: var(--md-default-fg-color--light);
  font-size: 0.8rem;
}

@media (max-width: 960px) {
  .md-typeset .aeth-home ol.aeth-home__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .md-typeset .aeth-home ol.aeth-home__steps,
  .aeth-home__screenshot-row,
  .aeth-home__about {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}