:root {
  --zk-blue: #3e66fb;
  --zk-blue-dark: #2f4ed1;
  --zk-ink: #1a2226;
  --zk-body: #465158;
  --zk-muted: #747f85;
  --zk-line: #e4e9ee;
  --zk-wash: #f3f5fe;
  --zk-sky: #f3f8ff;
  --zk-mint: #aff2d8;
  --zk-white: #ffffff;
  --md-primary-fg-color: var(--zk-blue);
  --md-primary-fg-color--light: #6c88fc;
  --md-primary-fg-color--dark: var(--zk-blue-dark);
  --md-accent-fg-color: var(--zk-blue);
  --md-text-font-family: "Lato", sans-serif;
  --md-code-font-family: "IBM Plex Mono", monospace;
}

[data-md-color-scheme="default"] {
  --zk-hero-border: #e2e8ff;
  --md-default-fg-color: var(--zk-ink);
  --md-default-fg-color--light: var(--zk-body);
  --md-default-fg-color--lighter: var(--zk-muted);
  --md-default-bg-color: #ffffff;
  --md-typeset-a-color: var(--zk-blue);
  --md-code-bg-color: #f6f8fa;
}

[data-md-color-scheme="slate"] {
  --zk-hero-border: #34444d;
  --zk-ink: #f4f6f8;
  --zk-body: #c7d0d5;
  --zk-muted: #9ba8ae;
  --zk-line: #364349;
  --zk-wash: #202b30;
  --zk-sky: #192429;
  --zk-white: #172126;
  --md-default-bg-color: #172126;
  --md-default-fg-color: #f4f6f8;
  --md-default-fg-color--light: #c7d0d5;
  --md-default-fg-color--lighter: #9ba8ae;
  --md-typeset-a-color: #91a7ff;
  --md-code-bg-color: #202c31;
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--zk-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Brand header */
.md-header {
  background: var(--zk-white);
  color: var(--zk-ink);
  box-shadow: 0 1px 0 var(--zk-line);
}

.md-header__inner {
  min-height: 3.6rem;
  padding: 0 1.2rem;
}

.md-header__button.md-logo {
  width: 6.8rem;
  height: auto;
  margin: 0;
  padding: 0;
}

.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  width: 6.8rem;
  height: auto;
}

.md-header__title {
  margin-left: 0.85rem;
  padding-left: 0.85rem;
  color: var(--zk-body);
  border-left: 1px solid var(--zk-line);
  font-family: "DM Sans", sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.md-header__button {
  color: var(--zk-body);
}

.md-header__button:hover {
  color: var(--zk-blue);
}

.md-search {
  margin-right: 0.55rem;
}

.md-search__form {
  background: var(--zk-wash);
  border: 1px solid transparent;
  border-radius: 0.45rem;
  box-shadow: none;
}

.md-search__form:hover,
.md-search__form:focus-within {
  background: var(--zk-white);
  border-color: #b9c8ff;
  box-shadow: 0 0 0 3px rgb(62 102 251 / 10%);
}

.md-search__input,
.md-search__input::placeholder {
  color: var(--zk-body);
}

.zk-header-cta {
  display: inline-flex;
  min-height: 2rem;
  padding: 0 0.78rem;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  color: #fff;
  background: var(--zk-blue);
  border-radius: 0.38rem;
  font-family: "DM Sans", sans-serif;
  font-size: 0.66rem;
  font-weight: 700;
  white-space: nowrap;
  transition: background-color 160ms ease, transform 160ms ease;
}

.zk-header-cta:hover {
  color: #fff;
  background: var(--zk-blue-dark);
  transform: translateY(-1px);
}

.zk-header-cta svg {
  width: 0.8rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

/* Primary sections */
.md-tabs {
  color: var(--zk-body);
  background: var(--zk-white);
  border-bottom: 1px solid var(--zk-line);
}

.md-tabs__list {
  gap: 0.25rem;
}

.md-tabs__item {
  height: 2.7rem;
}

.md-tabs__link {
  position: relative;
  margin-top: 0.88rem;
  color: var(--zk-muted);
  font-family: "DM Sans", sans-serif;
  font-size: 0.66rem;
  font-weight: 600;
  opacity: 1;
}

.md-tabs__link:hover,
.md-tabs__link--active {
  color: var(--zk-blue);
}

.md-tabs__link--active::after {
  position: absolute;
  right: 0;
  bottom: -0.78rem;
  left: 0;
  height: 2px;
  background: var(--zk-blue);
  content: "";
}

/* Documentation shell */
.md-grid {
  max-width: 88rem;
}

.md-main__inner {
  margin-top: 1.6rem;
}

.md-content__inner {
  max-width: 52rem;
  margin: 0 auto 4rem;
}

.md-content__inner:has(.zk-home) {
  max-width: 76rem;
  padding-right: 0.8rem;
  padding-left: 0.8rem;
  box-sizing: border-box;
}

.md-sidebar--primary {
  width: 12rem;
}

.md-sidebar--secondary {
  width: 10.5rem;
}

.md-sidebar__scrollwrap {
  scrollbar-width: thin;
  scrollbar-color: #c9d1d6 transparent;
}

.md-nav {
  color: var(--zk-body);
  font-size: 0.68rem;
}

.md-nav__title {
  color: var(--zk-ink);
  font-family: "DM Sans", sans-serif;
  font-weight: 700;
}

.md-nav__link {
  margin-top: 0.58rem;
  line-height: 1.35;
}

.md-nav__link:hover {
  color: var(--zk-blue);
}

.md-nav__link--active {
  color: var(--zk-blue);
  font-weight: 700;
}

.md-nav--secondary {
  border-left-color: var(--zk-line);
}

.md-nav--secondary .md-nav__link {
  color: var(--zk-muted);
  font-size: 0.64rem;
}

.md-nav--secondary .md-nav__link--active,
.md-nav--secondary .md-nav__link:hover {
  color: var(--zk-blue);
}

.md-typeset {
  color: var(--zk-body);
  font-size: 0.85rem;
  line-height: 1.75;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4 {
  color: var(--zk-ink);
  font-family: "DM Sans", sans-serif;
  font-weight: 700;
  letter-spacing: -0.025em;
}

.md-typeset h1 {
  margin-bottom: 1.25rem;
  font-size: clamp(2rem, 4vw, 2.65rem);
  line-height: 1.08;
}

.md-typeset h2 {
  margin-top: 2.6rem;
  padding-top: 0.4rem;
  font-size: 1.45rem;
  line-height: 1.25;
}

.md-typeset h3 {
  margin-top: 2rem;
  font-size: 1.05rem;
}

.md-typeset h1 .headerlink,
.md-typeset h2 .headerlink,
.md-typeset h3 .headerlink {
  color: var(--zk-blue);
  opacity: 0;
  transition: opacity 120ms ease;
}

.md-typeset h1:hover .headerlink,
.md-typeset h2:hover .headerlink,
.md-typeset h3:hover .headerlink,
.md-typeset .headerlink:focus {
  opacity: 0.6;
}

.md-typeset a {
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

.md-typeset strong {
  color: var(--zk-ink);
}

.md-typeset hr {
  margin: 2.5rem 0;
  border-color: var(--zk-line);
}

.md-typeset table:not([class]) {
  border: 1px solid var(--zk-line);
  border-radius: 0.6rem;
  box-shadow: none;
}

.md-typeset table:not([class]) th {
  color: var(--zk-ink);
  background: var(--zk-wash);
  font-family: "DM Sans", sans-serif;
}

.md-typeset code {
  border-radius: 0.25rem;
}

.md-typeset video {
  display: block;
  width: 100%;
  margin: 1.5rem 0 2rem;
  background: #000;
  border: 1px solid var(--zk-line);
  border-radius: 0.8rem;
  box-shadow: 0 18px 45px rgb(26 34 38 / 12%);
}

.md-footer {
  color: var(--zk-muted);
  background: var(--zk-sky);
  border-top: 1px solid var(--zk-line);
}

.md-footer-meta {
  background: transparent;
}

/* Home */
.zk-home {
  margin-top: -0.25rem;
}

.zk-hero {
  position: relative;
  overflow: hidden;
  display: grid;
  padding: clamp(1.5rem, 4vw, 3.6rem);
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.8fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  background-color: var(--zk-wash);
  background-image:
    linear-gradient(rgb(62 102 251 / 5%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(62 102 251 / 5%) 1px, transparent 1px);
  background-size: 28px 28px;
  border: 1px solid var(--zk-hero-border);
  border-radius: 1.4rem;
}

.zk-hero::before {
  position: absolute;
  top: -5rem;
  left: -4rem;
  width: 15rem;
  height: 15rem;
  background: rgb(175 242 216 / 55%);
  border-radius: 50%;
  filter: blur(65px);
  content: "";
  pointer-events: none;
}

.zk-hero__copy,
.zk-flow {
  position: relative;
  z-index: 1;
}

.md-typeset .zk-eyebrow {
  margin: 0 0 0.75rem;
  color: var(--zk-blue);
  font-family: "DM Sans", sans-serif;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.md-typeset .zk-hero h1 {
  max-width: 14ch;
  margin: 0;
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.md-typeset .zk-hero__lead {
  max-width: 39rem;
  margin: 1.35rem 0 0;
  color: var(--zk-body);
  font-size: 1rem;
  line-height: 1.6;
}

.zk-hero__actions {
  display: flex;
  margin-top: 1.8rem;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.md-typeset .zk-button {
  display: inline-flex;
  min-height: 2.55rem;
  padding: 0.65rem 1rem;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 0.45rem;
  font-family: "DM Sans", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  text-decoration: none;
  transition: border-color 160ms ease, background-color 160ms ease, transform 160ms ease;
}

.md-typeset .zk-button:hover {
  transform: translateY(-2px);
}

.md-typeset .zk-button--primary {
  color: #fff;
  background: var(--zk-blue);
}

.md-typeset .zk-button--primary:hover {
  background: var(--zk-blue-dark);
}

.md-typeset .zk-button--secondary {
  color: var(--zk-ink);
  background: var(--zk-white);
  border-color: var(--zk-line);
}

.md-typeset .zk-button--secondary:hover {
  color: var(--zk-blue);
  border-color: #b9c8ff;
}

.zk-flow {
  padding: 1.15rem;
  background: var(--zk-white);
  border: 1px solid var(--zk-line);
  border-radius: 1rem;
  box-shadow: 0 24px 55px rgb(52 73 139 / 14%);
  backdrop-filter: blur(12px);
}

.zk-flow__heading {
  display: flex;
  padding: 0.2rem 0.25rem 0.85rem;
  flex-direction: column;
  border-bottom: 1px solid var(--zk-line);
}

.zk-flow__heading span {
  color: var(--zk-ink);
  font-family: "DM Sans", sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
}

.zk-flow__heading small,
.zk-flow li small {
  color: var(--zk-muted);
  font-size: 0.6rem;
  line-height: 1.4;
}

.zk-flow ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.zk-flow li {
  position: relative;
  display: grid;
  margin: 0;
  padding: 0.9rem 0.25rem 0.9rem 2.85rem;
  grid-template-columns: 1fr;
  border-bottom: 1px solid var(--zk-line);
}

.zk-flow li:last-child {
  border-bottom: 0;
}

.zk-flow li::before {
  position: absolute;
  top: 1.65rem;
  bottom: -1.25rem;
  left: 1.08rem;
  width: 1px;
  background: #b9c8ff;
  content: "";
}

.zk-flow li:last-child::before {
  display: none;
}

.zk-flow__number {
  position: absolute;
  top: 0.92rem;
  left: 0.3rem;
  display: grid;
  width: 1.6rem;
  height: 1.6rem;
  place-items: center;
  color: var(--zk-blue);
  background: var(--zk-wash);
  border: 1px solid #d5deff;
  border-radius: 50%;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.53rem;
  font-weight: 600;
}

.zk-flow li:nth-child(2) .zk-flow__number {
  color: #174c3b;
  background: var(--zk-mint);
  border-color: var(--zk-mint);
}

.zk-flow li div {
  display: flex;
  flex-direction: column;
}

.zk-flow li strong {
  font-family: "DM Sans", sans-serif;
  font-size: 0.72rem;
}

.zk-home-section {
  padding: clamp(3.5rem, 7vw, 5.5rem) 0 0;
}

.zk-section-heading {
  margin-bottom: 1.5rem;
}

.md-typeset .zk-section-heading h2 {
  margin: 0;
  padding: 0;
  font-size: clamp(1.65rem, 3vw, 2.2rem);
}

.zk-task-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.md-typeset .zk-task-card {
  display: flex;
  min-height: 14rem;
  padding: 1.2rem;
  flex-direction: column;
  color: var(--zk-body);
  background: var(--zk-white);
  border: 1px solid var(--zk-line);
  border-radius: 0.8rem;
  text-decoration: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.md-typeset .zk-task-card:hover {
  color: var(--zk-body);
  border-color: #b9c8ff;
  box-shadow: 0 18px 38px rgb(30 55 130 / 10%);
  transform: translateY(-4px);
}

.zk-task-card__icon {
  display: grid;
  width: 2.2rem;
  height: 2.2rem;
  margin-bottom: 1.4rem;
  place-items: center;
  color: var(--zk-blue);
  background: var(--zk-wash);
  border-radius: 0.55rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
}

.zk-task-card strong {
  display: block;
  color: var(--zk-ink);
  font-family: "DM Sans", sans-serif;
  font-size: 0.86rem;
  line-height: 1.25;
}

.md-typeset .zk-task-card p {
  margin: 0.55rem 0 1.2rem;
  color: var(--zk-muted);
  font-size: 0.68rem;
  line-height: 1.55;
}

.zk-task-card__link {
  margin-top: auto;
  color: var(--zk-blue);
  font-family: "DM Sans", sans-serif;
  font-size: 0.63rem;
  font-weight: 700;
}

.zk-popular {
  display: grid;
  padding-bottom: 2rem;
  grid-template-columns: minmax(14rem, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(2rem, 6vw, 5rem);
}

.zk-popular__links {
  border-top: 1px solid var(--zk-line);
}

.md-typeset .zk-popular__links a {
  display: flex;
  padding: 0.95rem 0;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--zk-ink);
  border-bottom: 1px solid var(--zk-line);
  font-family: "DM Sans", sans-serif;
  font-size: 0.76rem;
  font-weight: 600;
  text-decoration: none;
}

.md-typeset .zk-popular__links a:hover {
  color: var(--zk-blue);
}

.zk-popular__links small {
  color: var(--zk-muted);
  font-family: "Lato", sans-serif;
  font-size: 0.6rem;
  font-weight: 400;
  text-align: right;
}

/* Focus and responsive behavior */
.zk-header-cta:focus-visible,
.md-typeset .zk-button:focus-visible,
.md-typeset .zk-task-card:focus-visible,
.md-typeset .zk-popular__links a:focus-visible {
  outline: 3px solid rgb(62 102 251 / 35%);
  outline-offset: 3px;
}

@media screen and (max-width: 76.234375em) {
  .md-header__inner {
    padding: 0 0.8rem;
  }

  .md-header__button.md-logo {
    order: 1;
  }

  .md-header__button[for="__drawer"] {
    order: 0;
  }

  .md-header__title {
    order: 2;
  }

  .md-header__option,
  .md-header__button[for="__search"],
  .md-search,
  .zk-header-cta {
    order: 3;
  }

  .zk-task-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media screen and (max-width: 60em) {
  .zk-hero {
    grid-template-columns: 1fr;
  }

  .zk-flow {
    max-width: 30rem;
  }

  .zk-popular {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
}

@media screen and (max-width: 44.984375em) {
  .md-header__inner {
    min-height: 3.25rem;
  }

  .md-header__button.md-logo,
  .md-header__button.md-logo img,
  .md-header__button.md-logo svg {
    width: 5.3rem;
  }

  .md-header__title {
    max-width: 5rem;
    margin-left: 0.55rem;
    padding-left: 0.55rem;
  }

  .zk-header-cta {
    width: 2rem;
    padding: 0;
  }

  .zk-header-cta span {
    position: absolute;
    overflow: hidden;
    width: 1px;
    height: 1px;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  .zk-header-cta svg {
    width: 0.9rem;
  }

  .md-main__inner {
    margin-top: 0.8rem;
  }

  .md-typeset {
    font-size: 0.8rem;
  }

  .md-typeset__scrollwrap {
    margin-right: 0;
    margin-left: 0;
  }

  .zk-hero {
    padding: 1.35rem;
    gap: 1.6rem;
    border-radius: 1rem;
  }

  .md-typeset .zk-hero h1 {
    font-size: clamp(2.25rem, 12vw, 3.1rem);
  }

  .md-typeset .zk-hero__lead {
    font-size: 0.86rem;
  }

  .zk-hero__actions {
    flex-direction: column;
  }

  .zk-flow {
    padding: 0.85rem;
  }

  .zk-flow__heading {
    padding-bottom: 0.65rem;
  }

  .zk-flow li {
    padding: 0.65rem 0.15rem 0.65rem 2.55rem;
  }

  .zk-flow li::before {
    top: 1.35rem;
    bottom: -0.9rem;
    left: 0.98rem;
  }

  .zk-flow__number {
    top: 0.65rem;
    left: 0.2rem;
  }

  .md-typeset .zk-button {
    width: 100%;
  }

  .zk-task-grid {
    grid-template-columns: 1fr;
  }

  .md-typeset .zk-task-card {
    min-height: 12rem;
  }

  .md-typeset .zk-popular__links a {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.15rem;
  }

  .zk-popular__links small {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}