@layer reset, tokens, base, layout, sidebar, content, components, utilities, responsive, print;

@layer reset {

  *,
  *::before,
  *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    list-style-position: inside;
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-size-adjust: 100%
  }

  img,
  video {
    max-width: 100%;
    height: auto;
    display: block
  }

  button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: none
  }

  input,
  button,
  textarea,
  select {
    font: inherit
  }

  ul,
  ol {
    list-style: none
  }

  table {
    border-collapse: collapse
  }
}

@layer tokens {
  :root {
    --clr-brand-300: oklch(75% .11 162);
    --clr-brand-400: oklch(69% .13 165);
    --clr-brand-500: oklch(46% .12 158);
    --clr-brand-600: oklch(42% .13 158);
    --clr-brand-700: oklch(38% .12 158);
    --bg-color: oklch(.985 .010 175);
    --bg-secondary: oklch(.970 .012 183);
    --bg-tertiary: oklch(.955 .016 190);
    --text-color: oklch(.22 .040 210);
    --text-secondary: oklch(.42 .040 210);
    --text-muted: oklch(.4 .01 0);
    --border-color: oklch(.88 .020 190);
    --border-subtle: oklch(.92 .015 190);
    --code-bg: oklch(.950 .020 198);
    --code-text: oklch(.22 .040 210);
    --code-header-bg: oklch(.910 .026 195);
    --section-bg: oklch(.995 .004 180 / .92);
    --nav-bg: oklch(.975 .010 185 / .96);
    --link-color: oklch(42% .09 202);
    --link-hover-color: oklch(34% .08 202);
    --accent-color: var(--clr-brand-400);
    --accent-primary: var(--clr-brand-500);
    --primary-color: var(--clr-brand-500);
    --shadow-color: oklch(0 0 0 / .07);
    --shadow-sm: 0 1px 3px var(--shadow-color);
    --shadow-md: 0 4px 12px var(--shadow-color);
    --shadow-lg: 0 10px 28px var(--shadow-color);
    --shadow-xl: 0 20px 48px var(--shadow-color);
    --gradient-brand: linear-gradient(135deg, oklch(.42 .09 202) 0%, oklch(.50 .12 186) 52%, oklch(.56 .15 162) 100%);
    --gradient-accent: linear-gradient(135deg, oklch(.57 .12 198) 0%, oklch(.69 .13 165) 100%);
    --space-1: .25rem;
    --space-2: .5rem;
    --space-3: .75rem;
    --space-4: 1rem;
    --space-5: 1.5rem;
    --space-6: 2rem;
    --space-7: 2.5rem;
    --space-8: 3.5rem;
    --text-xs: .8125rem;
    --text-sm: .9375rem;
    --text-base: 1rem;
    --text-md: 1.0625rem;
    --text-lg: clamp(1.15rem, 1.1rem + .25vw, 1.3rem);
    --text-xl: clamp(1.4rem, 1.2rem + .8vw, 1.85rem);
    --text-2xl: clamp(1.8rem, 1.5rem + 1.3vw, 2.5rem);
    --radius-sm: .375rem;
    --radius-md: .5rem;
    --radius-lg: .75rem;
    --radius-xl: 1rem;
    --sidebar-width: 280px;
    --content-max: 1200px;
    --ease-out: cubic-bezier(.4, 0, .2, 1);
    --ease-in: cubic-bezier(.4, 0, 1, 1);
    --ease-back: cubic-bezier(.34, 1.56, .64, 1);
    --transition: .22s var(--ease-out);
    interpolate-size: allow-keywords;
    color-scheme: light dark;
    timeline-scope: --content-scroll;
    scroll-timeline: --content-scroll block
  }

  [data-theme="dark"] {
    --bg-color: oklch(.155 .030 205);
    --bg-secondary: oklch(.185 .035 204);
    --bg-tertiary: oklch(.210 .040 202);
    --text-color: oklch(.930 .015 180);
    --text-secondary: oklch(.780 .020 185);
    --text-muted: oklch(.780 .020 190.4);
    --border-color: oklch(.330 .050 198);
    --border-subtle: oklch(.270 .040 200);
    --code-bg: oklch(.195 .040 200);
    --code-text: oklch(.900 .015 178);
    --code-header-bg: oklch(.170 .035 200);
    --section-bg: oklch(.215 .038 202 / .86);
    --nav-bg: oklch(.180 .032 202 / .96);
    --link-color: oklch(78% .11 170);
    --link-hover-color: oklch(85% .115 170);
    --accent-color: oklch(78% .11 165);
    --accent-primary: oklch(78% .11 158);
    --primary-color: oklch(78% .11 165);
    --shadow-color: oklch(0 0 0 / .30);
    --shadow-sm: 0 1px 4px var(--shadow-color);
    --shadow-md: 0 4px 16px var(--shadow-color);
    --shadow-lg: 0 10px 32px var(--shadow-color);
    --shadow-xl: 0 20px 56px var(--shadow-color);
    --gradient-brand: linear-gradient(135deg, oklch(.38 .09 202) 0%, oklch(.46 .12 186) 52%, oklch(.52 .15 162) 100%);
    --gradient-accent: linear-gradient(135deg, oklch(.52 .12 198) 0%, oklch(.65 .13 165) 100%)
  }
}

@layer base {
  ::-webkit-scrollbar {
    width: 8px;
    height: 8px
  }

  ::-webkit-scrollbar-track {
    background: var(--border-color)
  }

  ::-webkit-scrollbar-thumb {
    border-radius: 10px;
    border: 2px solid var(--border-color)
  }

  ::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-accent)
  }

  @supports (scrollbar-width:thin) {
    * {
      scrollbar-width: thin;
      scrollbar-color: var(--primary-color) var(--border-color)
    }
  }

  html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    overflow-y: auto;
    transition-behavior: allow-discrete
  }

  body {
    font-family: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.65;
    min-height: 100dvh;
    transition: background-color .3s var(--ease-out), color .3s var(--ease-out);
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale
  }

  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-color);
    margin-bottom: var(--space-4)
  }

  h1 {
    font-size: var(--text-2xl)
  }

  h2 {
    font-size: var(--text-xl)
  }

  h3 {
    font-size: var(--text-lg)
  }

  h4 {
    font-size: var(--text-md)
  }

  p {
    margin-bottom: var(--space-4)
  }

  p:last-child {
    margin-bottom: 0
  }

  a {
    color: var(--link-color);
    text-decoration: none;
    transition: color var(--transition);

    &:hover {
      color: var(--link-hover-color)
    }

    .content-wrapper & {
      text-decoration: underline;
      text-underline-offset: 3px;
      text-decoration-thickness: 1px;
      text-decoration-color: color-mix(in oklch, currentColor 30%, transparent);

      &:hover {
        text-decoration-color: currentColor;
      }
    }
  }

  code {
    font-family: 'JetBrains Mono', ui-monospace, 'Cascadia Code', 'Fira Code', monospace;
    font-size: .875em;
    background-color: var(--code-bg);
    color: var(--code-text);
    padding: .18em .45em;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle)
  }

  pre {
    font-family: 'JetBrains Mono', ui-monospace, 'Cascadia Code', 'Fira Code', monospace;
    background-color: var(--code-bg);
    color: var(--code-text);
    padding: var(--space-5) var(--space-5);
    overflow-x: auto;
    line-height: 1.65;
    font-size: var(--text-sm);
    tab-size: 2;

    & code {
      background: none;
      padding: 0;
      border: none;
      font-size: inherit;
      line-height: inherit
    }
  }

  strong {
    font-weight: 700
  }

  ul,
  ol {
    padding-inline-start: var(--space-3)
  }

  li {
    margin-bottom: var(--space-2)
  }

  svg {
    display: inline-block;
    vertical-align: middle;
    flex-shrink: 0
  }

  .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
  }

  .skip-link {
    position: absolute;
    inset-block-start: -48px;
    inset-inline-start: 1rem;
    z-index: 99999;
    background: var(--accent-primary);
    color: #fff;
    border-radius: var(--radius-md);
    padding: .55rem 1rem;
    font-weight: 700;
    text-decoration: none;
    transition: inset-block-start .2s var(--ease-out);
    box-shadow: var(--shadow-md);

    &:focus-visible {
      inset-block-start: .75rem
    }
  }

  :focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 3px;
    border-radius: var(--radius-sm)
  }

  :focus:not(:focus-visible) {
    outline: none
  }
}

@view-transition {
  navigation: auto;
}

::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: .3s;
}

@layer layout {
  .app {
    display: flex;
    min-height: 100dvh
  }

  .main-content {
    flex: 1;
    margin-inline-start: var(--sidebar-width);
    min-width: 0
  }

  .content-wrapper {
    max-width: var(--content-max);
    padding: var(--space-6) var(--space-7);
    margin: 0 auto;

    @media (max-width:1100px) {
      padding: var(--space-5) var(--space-6)
    }
  }

  .scroll-progress {
    position: fixed;
    inset-block-start: 0;
    inset-inline-start: var(--sidebar-width);
    inset-inline-end: 0;
    height: 3px;
    background: var(--gradient-brand);
    transform-origin: left;
    transform: scaleX(0);
    z-index: 1001;
    border-radius: 0 2px 2px 0;

    @supports (animation-timeline:scroll()) {
      animation: scaleX linear both;
      animation-timeline: scroll(root block);
      animation-timeline: --content-scroll;
      animation-range: 0 100%;
      transform: none;

      @keyframes scaleX {
        from {
          transform: scaleX(0)
        }

        to {
          transform: scaleX(1)
        }
      }
    }
  }
}

@layer sidebar {
  .sidebar {
    position: fixed;
    inset-block: 0;
    inset-inline-start: 0;
    width: var(--sidebar-width);
    height: 100dvh;
    background-color: var(--nav-bg);
    border-inline-end: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    overflow-y: auto;
    overscroll-behavior: contain;
    transition: transform .3s var(--ease-out);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    overflow-y: hidden;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent
  }

  .sidebar-header {
    padding: var(--space-4);
    border-block-end: 1px solid var(--border-color);
    position: sticky;
    inset-block-start: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    z-index: 2
  }

  .logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    font-family: 'Space Grotesk', sans-serif;
    font-size: var(--text-md);
    font-weight: 700;
    color: var(--text-color);
    text-decoration: none;
    line-height: unset;
    margin-bottom: 0
  }

  .logo-icon {
    color: var(--accent-primary);
    filter: drop-shadow(0 0 6px color-mix(in oklch, var(--accent-primary) 40%, transparent))
  }

  .logo-text {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent
  }

  .sidebar-search {
    padding: var(--space-3) var(--space-4);
    border-block-end: 1px solid var(--border-subtle)
  }

  .search-input-wrap {
    position: relative;
    display: flex;
    align-items: center
  }

  .search-icon {
    position: absolute;
    inset-inline-start: .625rem;
    color: var(--text-muted);
    pointer-events: none;
    width: .875rem;
    height: .875rem
  }

  #sidebarSearch {
    width: 100%;
    padding: .4rem .625rem .4rem 2rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-color);
    font-size: var(--text-xs);
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;

    &::placeholder {
      color: var(--text-muted)
    }

    &:focus {
      border-color: var(--accent-primary);
      box-shadow: 0 0 0 3px color-mix(in oklch, var(--accent-primary) 15%, transparent)
    }
  }

  .sidebar-nav {
    flex: 1;
    padding: var(--space-3) var(--space-3) var(--space-4);
    overflow-y: auto
  }

  .nav-section {
    margin-bottom: var(--space-5)
  }

  .nav-heading {
    font-size: .6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--text-muted);
    margin-bottom: var(--space-2);
    padding-inline-start: var(--space-2);
    margin-top: 0
  }

  .nav-list {
    display: flex;
    flex-direction: column;
    gap: 1px
  }

  .nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: .45rem var(--space-3);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: var(--text-sm);
    font-weight: 500;
    transition: background-color var(--transition), color var(--transition), padding-inline-start var(--transition);
    position: relative;

    .nav-icon {
      width: 15px;
      height: 15px;
      flex-shrink: 0;
      opacity: .6;
      transition: opacity var(--transition)
    }

    &:hover {
      background-color: color-mix(in oklch, var(--accent-primary) 8%, transparent);
      color: var(--accent-primary);
      padding-inline-start: var(--space-4);

      .nav-icon {
        opacity: 1
      }
    }

    &.active {
      background-color: color-mix(in oklch, var(--accent-primary) 12%, transparent);
      color: var(--accent-primary);
      font-weight: 600;

      .nav-icon {
        opacity: 1
      }

      &::before {
        content: '';
        position: absolute;
        inset-block: 25%;
        inset-inline-start: 0;
        width: 3px;
        background: var(--accent-primary);
        border-radius: 0 2px 2px 0
      }
    }
  }

  .sidebar-footer {
    padding: var(--space-3) var(--space-4);
    border-block-start: 1px solid var(--border-color);
    position: sticky;
    inset-block-end: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(12px)
  }

  .theme-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    width: 100%;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: var(--text-sm);
    font-weight: 500;
    transition: all var(--transition);

    &:hover {
      background: color-mix(in oklch, var(--accent-primary) 8%, transparent);
      border-color: var(--accent-primary);
      color: var(--accent-primary)
    }

    .theme-icons {
      display: flex;
      align-items: center;
      gap: var(--space-2)
    }

    .theme-icon {
      font-size: 1rem;
      transition: transform .3s var(--ease-back), opacity .3s var(--ease-out);
      display: flex;
      align-items: center;
      justify-content: center;

      & svg {
        width: 16px;
        height: 16px
      }

      &.dark {
        display: none
      }
    }

    .theme-badge {
      margin-inline-start: auto;
      font-size: var(--text-xs);
      font-weight: 600;
      padding: .15rem .4rem;
      background: color-mix(in oklch, var(--accent-primary) 15%, transparent);
      border-radius: 999px;
      color: var(--accent-primary)
    }
  }

  [data-theme="dark"] .theme-toggle,
  [data-theme="dark"] .mobile-theme-btn {
    .theme-icon.light {
      display: none
    }

    .theme-icon.dark {
      display: inline
    }
  }

  .mobile-header {
    display: none;
    position: sticky;
    inset-block-start: 0;
    z-index: 999;
    background-color: var(--nav-bg);
    border-block-end: 1px solid var(--border-color);
    padding: var(--space-3) var(--space-4);
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px)
  }

  .mobile-logo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: var(--text-md);
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent
  }

  .mobile-header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2)
  }

  .mobile-theme-btn {
    padding: var(--space-2);
    border-radius: var(--radius-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: all var(--transition);
    font-size: 1rem;
    line-height: 1;
    min-width: 36px;
    min-height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;

    .theme-icon {
      display: flex;
      align-items: center;
      justify-content: center;

      & svg {
        width: 18px;
        height: 18px
      }

      &.dark {
        display: none
      }
    }

    &:hover {
      background: color-mix(in oklch, var(--accent-primary) 8%, transparent);
      border-color: var(--accent-primary)
    }
  }

  .sidebar-toggle {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    padding: var(--space-2);
    border-radius: var(--radius-md);
    color: var(--text-color);
    min-width: 36px;
    min-height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);

    &:hover {
      background: color-mix(in oklch, var(--accent-primary) 8%, transparent);
      border-color: var(--accent-primary)
    }

    .hamburger {
      display: flex;
      flex-direction: column;
      gap: 5px;
      width: 18px;

      &::before,
      &::after,
      & {
        content: '';
        display: block;
        height: 2px;
        background: currentColor;
        border-radius: 1px;
        transition: transform .3s var(--ease-out), opacity .3s
      }

      &::before,
      &::after {
        content: ''
      }
    }

    span.hamburger {
      display: block;
      width: 18px;
      height: 2px;
      background: currentColor;
      border-radius: 1px;
      position: relative;
      transition: background .3s;

      &::before {
        content: '';
        position: absolute;
        inset-inline-start: 0;
        inset-block-start: -6px;
        width: 100%;
        height: 100%;
        background: currentColor;
        border-radius: 1px;
        transition: transform .3s var(--ease-out)
      }

      &::after {
        content: '';
        position: absolute;
        inset-inline-start: 0;
        inset-block-start: 6px;
        width: 100%;
        height: 100%;
        background: currentColor;
        border-radius: 1px;
        transition: transform .3s var(--ease-out)
      }
    }
  }

  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: oklch(0 0 0 / .5);
    z-index: 998;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    animation: fadeIn .2s var(--ease-out);

    @keyframes fadeIn {
      from {
        opacity: 0
      }

      to {
        opacity: 1
      }
    }

    &.active {
      display: block
    }
  }
}

@layer content {
  .content-section {
    scroll-margin-block-start: var(--space-6);
    padding-block-end: var(--space-8);
    border-block-end: 1px solid var(--border-subtle);
    margin-block-end: var(--space-7);

    &:last-child {
      border-block-end: none;
      margin-block-end: 0;
      padding-block-end: var(--space-6)
    }

    @supports (animation-timeline:view()) {
      animation: sectionReveal linear both;
      animation-timeline: view();
      animation-range: entry 0% entry 25%;

      @keyframes sectionReveal {
        from {
          opacity: 0;
          transform: translateY(16px)
        }

        to {
          opacity: 1;
          transform: none
        }
      }
    }

    &>h2 {
      font-size: var(--text-xl);
      color: var(--text-color);
      padding-block-end: var(--space-3);
      border-block-end: 2px solid var(--border-subtle);
      margin-block-end: var(--space-5);
      display: flex;
      align-items: center;
      gap: var(--space-3);

      &::before {
        content: '';
        display: inline-block;
        width: 4px;
        height: 1.2em;
        background: var(--gradient-brand);
        border-radius: 2px;
        flex-shrink: 0
      }
    }
  }

  .lead {
    font-size: var(--text-md);
    color: var(--text-secondary);
    margin-block-end: var(--space-5);
    line-height: 1.7
  }

  .enum-type {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-block-end: var(--space-4);
    background: var(--bg-tertiary);
    padding: .3rem var(--space-3);
    border-radius: 999px;
    border: 1px solid var(--border-subtle);

    code {
      background: none;
      border: none;
      padding: 0;
      font-size: .8em;
      color: var(--accent-primary)
    }
  }

  .enum-info {
    background: var(--section-bg);
    border: 1px solid var(--border-color);
    border-inline-start: 3px solid var(--accent-primary);
    border-radius: var(--radius-md);
    padding: var(--space-4);
    margin-block-end: var(--space-5);

    p:last-child {
      margin-block-end: 0
    }
  }
}

@layer components {
  .info-box {
    background-color: var(--section-bg);
    border: 1px solid var(--border-color);
    border-inline-start: 4px solid var(--accent-color);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    margin: var(--space-5) 0;

    & h3,
    & h4 {
      margin-block-start: 0;
      margin-block-end: var(--space-3);
      font-size: var(--text-md)
    }

    p:last-child,
    ul:last-child {
      margin-block-end: 0
    }
  }

  .alert-info {
    background-color: color-mix(in oklch, var(--primary-color) 10%, transparent);
    border-inline-start: 4px solid var(--primary-color);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    margin: var(--space-4) 0
  }

  .alert-warning {
    background-color: color-mix(in oklch, var(--clr-warning) 10%, transparent);
    border-inline-start: 4px solid var(--clr-warning);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    margin: var(--space-4) 0
  }

  .alert-success {
    background-color: color-mix(in oklch, var(--accent-color) 10%, transparent);
    border-inline-start: 4px solid var(--accent-color);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    margin: var(--space-4) 0
  }

  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-4);
    margin: var(--space-6) 0
  }

  .feature-card {
    background: var(--section-bg);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    position: relative;
    overflow: hidden;

    &::before {
      content: '';
      position: absolute;
      inset-block-start: 0;
      inset-inline-start: 0;
      inset-inline-end: 0;
      height: 2px;
      background: var(--gradient-brand);
      opacity: 0;
      transition: opacity var(--transition)
    }

    &:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-lg);
      border-color: var(--accent-primary);

      &::before {
        opacity: 1
      }
    }

    & h4 {
      font-size: var(--text-sm);
      margin-block-end: var(--space-2);
      font-weight: 700
    }

    & p {
      font-size: var(--text-sm);
      color: var(--text-secondary);
      margin-block-end: 0;
      line-height: 1.55
    }
  }

  .code-block-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    margin: var(--space-5) 0;
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition), border-color var(--transition);

    &:hover {
      border-color: var(--border-color);
      box-shadow: var(--shadow-md)
    }
  }

  .code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: .5rem var(--space-4);
    background: var(--code-header-bg);
    border-block-end: 1px solid var(--border-subtle)
  }

  .code-title,
  .code-lang {
    font-family: 'JetBrains Mono', monospace;
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: .06em
  }

  .copy-btn {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .25rem .65rem;
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: var(--text-xs);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    min-height: 28px;

    &:hover {
      background: color-mix(in oklch, var(--accent-primary) 10%, transparent);
      border-color: var(--accent-primary);
      color: var(--accent-primary)
    }

    &.copied {
      background: color-mix(in oklch, var(--accent-color) 15%, transparent);
      border-color: var(--accent-color);
      color: var(--accent-color)
    }

    & svg {
      width: 13px;
      height: 13px;
      flex-shrink: 0
    }
  }

  .table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: inherit
  }

  .data-table {
    display: table;
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: var(--space-5) 0;
    background-color: var(--section-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    font-size: var(--text-sm);

    thead {
      display: table-header-group;
      background: var(--code-header-bg);

      th {
        font-size: var(--text-xs);
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: .06em;
        color: var(--text-muted)
      }
    }

    tbody {
      display: table-row-group
    }

    tr {
      display: table-row
    }

    th,
    td {
      display: table-cell;
      padding: var(--space-3) var(--space-4);
      text-align: start;
      border-block-end: 1px solid var(--border-subtle);
      vertical-align: top
    }

    tr:last-child td {
      border-block-end: none
    }

    tbody tr {
      transition: background-color var(--transition);

      &:hover {
        background-color: color-mix(in oklch, var(--accent-primary) 5%, transparent)
      }
    }

    .section-header {
      background: color-mix(in oklch, var(--accent-primary) 8%, transparent);
      font-weight: 700;
      color: var(--accent-primary);
      font-size: var(--text-xs);
      text-transform: uppercase;
      letter-spacing: .06em;
      border-block-end: 1px solid var(--border-color)
    }

    & code {
      display: inline;
      font-size: .82em;
      white-space: nowrap
    }
  }

  .enum-cases {
    margin: var(--space-5) 0
  }

  .case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: var(--space-2);
    margin-block-start: var(--space-3)
  }

  .case-item {
    background: var(--bg-tertiary);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    font-family: 'JetBrains Mono', monospace;
    font-size: var(--text-xs);
    font-weight: 500;
    text-align: center;
    color: var(--text-secondary);
    transition: all var(--transition);
    cursor: default;

    &:hover {
      border-color: var(--accent-primary);
      color: var(--accent-primary);
      background: color-mix(in oklch, var(--accent-primary) 7%, var(--bg-tertiary));
      transform: translateY(-1px);
      box-shadow: var(--shadow-sm)
    }

    code {
      background: none;
      border: none;
      padding: 0;
      font-size: inherit;
      color: inherit
    }
  }

  .methods-section {
    margin-block-start: var(--space-6);

    &>h3 {
      font-size: var(--text-md);
      margin-block-end: var(--space-4);
      color: var(--text-muted);
      text-transform: uppercase;
      font-size: var(--text-xs);
      letter-spacing: .1em
    }
  }

  .method {
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
    margin-block-end: var(--space-4);
    background: var(--section-bg);
    transition: border-color var(--transition), box-shadow var(--transition);

    &:hover {
      border-color: var(--border-color);
      box-shadow: var(--shadow-sm)
    }
  }

  .method-name {
    font-family: 'JetBrains Mono', monospace;
    font-size: var(--text-md);
    font-weight: 700;
    color: var(--accent-primary);
    margin-block-end: var(--space-2)
  }

  .method-description {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    margin-block-end: var(--space-3)
  }

  .method-signature {
    background: var(--code-bg);
    border: 1px solid var(--border-subtle);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: var(--space-3) 0;

    code {
      background: none;
      border: none;
      padding: 0;
      color: var(--code-text);
      font-size: var(--text-sm)
    }
  }

  .method-params,
  .method-returns {
    margin-block-start: var(--space-3);
    font-size: var(--text-sm);

    strong {
      color: var(--text-color)
    }

    ul {
      margin-block-start: var(--space-2);
      display: flex;
      flex-direction: column;
      gap: var(--space-2)
    }
  }

  .method-example {
    margin-block-start: var(--space-4);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-muted);

    pre {
      margin-block-start: var(--space-2)
    }
  }

  .requirements {
    margin-block-start: var(--space-5)
  }

  .requirement-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: 0;
    list-style: none;

    li {
      display: flex;
      align-items: baseline;
      gap: var(--space-3);
      padding: var(--space-3) var(--space-4);
      background: var(--bg-tertiary);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-subtle);
      font-size: var(--text-sm);
      margin: 0;

      &::before {
        content: '→';
        color: var(--accent-primary);
        font-weight: 700;
        flex-shrink: 0
      }
    }
  }
}

@layer utilities {
  .text-muted {
    color: var(--text-muted)
  }

  .text-secondary {
    color: var(--text-secondary)
  }

  .text-accent {
    color: var(--accent-primary)
  }

  .monospace {
    font-family: 'JetBrains Mono', monospace
  }

  .section-icon {
    width: 1.2em;
    height: 1.2em;
    vertical-align: -.333ch;
    flex-shrink: 0;
    color: currentColor
  }

  .check-icon {
    width: 1em;
    height: 1em;
    vertical-align: -.1em;
    margin-inline: 0 1ch;
    color: var(--accent-primary)
  }

  [class$="-icon"] {
    vertical-align: -.333ch;
    margin-inline: 0 .5ch
  }
}

@layer responsive {
  @media (max-width:768px) {
    .main-content {
      margin-inline-start: 0
    }

    .content-wrapper {
      padding: var(--space-4);
      overflow-y: auto
    }

    .mobile-header {
      display: flex
    }

    .sidebar {
      transform: translateX(-100%);

      &.open {
        transform: translateX(0);
        box-shadow: var(--shadow-xl)
      }
    }

    .scroll-progress {
      inset-inline-start: 0
    }

    .features-grid {
      grid-template-columns: 1fr
    }

    .case-grid {
      grid-template-columns: repeat(auto-fill, minmax(130px, 1fr))
    }

    .data-table {
      font-size: var(--text-xs);

      th,
      td {
        padding: var(--space-2) var(--space-3)
      }
    }
  }
}

@layer print {
  @media print {

    .sidebar,
    .mobile-header,
    .theme-toggle,
    .sidebar-overlay,
    .scroll-progress,
    #backToTop,
    .copy-btn {
      display: none !important
    }

    .main-content {
      margin-inline-start: 0 !important
    }

    .content-wrapper {
      max-width: none;
      padding: 0
    }

    body {
      background: #fff;
      color: #000
    }

    pre,
    .code-block-wrapper {
      background: #f5f5f5 !important;
      border: 1px solid #ddd
    }

    a {
      color: inherit;
      text-decoration: underline
    }

    a[href^="http"]::after {
      content: " (" attr(href) ")";
      font-size: .75em
    }
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important
  }

  .content-section {
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
    animation: none !important;
    content-visibility: visible !important
  }
}

@media (prefers-contrast:high) {
  :root {
    --border-color: currentColor;
    --border-subtle: currentColor
  }

  .nav-link.active {
    outline: 2px solid currentColor;
    outline-offset: -2px
  }
}

.faq-list {
  display: grid;
  gap: var(--space-4);

  details {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: var(--bg-color);
    padding: 0;
    overflow: hidden;

    &[open] summary::after {
      transform: translateY(-50%) rotate(-180deg)
    }
  }

  summary {
    cursor: pointer;
    font-weight: 700;
    font-size: var(--text-md);
    padding: var(--space-4) var(--space-5);
    padding-inline-end: calc(var(--space-5) + 1.5rem);
    list-style: none;
    display: block;
    user-select: none;
    background: color-mix(in oklch, var(--code-bg) 75%, transparent);
    transition: background-color .2s ease;
    position: relative;

    &:hover {
      background: color-mix(in oklch, var(--primary-color) 8%, var(--code-bg))
    }

    &:focus-visible {
      outline: 3px solid color-mix(in oklch, var(--primary-color) 85%, white);
      outline-offset: 2px
    }

    &::-webkit-details-marker {
      display: none
    }

    &::after {
      content: "+";
      color: var(--primary-color);
      font-weight: 800;
      transition: transform .28s ease;
      position: absolute;
      inset-inline-end: var(--space-5);
      inset-block-start: 50%;
      transform: translateY(-50%)
    }
  }
}

.qa-pair {
  margin: 0;
  padding: var(--space-5);

  dd {
    margin: 0;
    color: var(--text-color);

    p {
      margin: 0
    }
  }
}

@supports selector(details::details-content) {
  .faq-list {
    details {
      &::details-content {
        padding: 0;
        height: 0;
        overflow: hidden;
        transition: height .5s ease, content-visibility .5s allow-discrete
      }

      &[open]::details-content {
        height: auto
      }
    }

    @starting-style {
      details[open]::details-content {
        height: 0
      }
    }
  }
}

.back-to-top {
  position: fixed;
  inset-block-end: var(--space-6);
  inset-inline-end: var(--space-6);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--gradient-brand);
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(12px) scale(.8);
  transition: opacity .25s var(--ease-out), transform .25s var(--ease-back);
  z-index: 500;
  animation: show-back-to-top linear both;
  animation-timeline: --content-scroll;
  animation-range: 5% 15%;
  transition: transform .3s ease, box-shadow .3s ease;

  &.visible {
    opacity: 1;
    transform: none;
    pointer-events: auto
  }

  & svg {
    width: 18px;
    height: 18px
  }

  &:hover {
    transform: scale(1.1) translateY(-3px) !important;
    box-shadow: 0 15px 25px -5px color-mix(in oklch, var(--secondary-color) 45%, transparent)
  }
}

@keyframes show-back-to-top {
  from {
    opacity: 0;
    visibility: hidden;
    transform: scale(.8) translateY(20px)
  }

  to {
    opacity: 1;
    visibility: visible;
    transform: scale(1) translateY(0)
  }
}