:root {
  color-scheme: light dark;
  --bg: #f7f7f4;
  --ink: #18181b;
  --muted: #6d6d74;
  --line: #d8d8d2;
  --panel: #ffffff;
  --accent: #7c6bd9;
  --link: #6d5acb;
  --focus-ring: #5946bd;
  --focus-width: 3px;
  --focus-offset: 3px;
  --accent-soft: #ece8ff;
  --mark: #eeebff;
  --code: #eeeeea;
  --measure: 70ch;
  --motion-fast: 0.16s;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0f11;
    --ink: #f2f2f0;
    --muted: #a0a0a8;
    --line: #303034;
    --panel: #17171a;
    --accent: #c0b4ff;
    --link: #c0b4ff;
    --focus-ring: #c0b4ff;
    --accent-soft: #242033;
    --mark: #262238;
    --code: #1c1c20;
  }
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
}

a {
  color: inherit;
  text-decoration-color: var(--link);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--link);
}

:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: var(--focus-width) solid var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.skip-link {
  position: fixed;
  z-index: 1000;
  inset: 0.5rem auto auto 0.5rem;
  padding: 0.65rem 0.85rem;
  background: var(--ink);
  color: var(--bg);
  text-decoration: none;
  transform: translateY(-160%);
}

.skip-link:focus-visible {
  color: var(--bg);
  transform: translateY(0);
}

.site-header,
.site-width {
  width: min(100% - 2rem, 58rem);
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.15rem 2.25rem;
  font-size: 0.92rem;
}

.wordmark {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  color: var(--ink);
  font-size: 1.12rem;
  font-weight: 780;
  letter-spacing: 0;
  text-decoration: none;
}

.site-mark {
  flex: 0 0 auto;
  width: 1.35rem;
  height: 1.35rem;
  overflow: visible;
}

.site-mark-tentacle {
  transform-box: fill-box;
  transform-origin: 50% 0%;
}

.wordmark:hover .site-mark-tentacle-left-outer,
.wordmark:focus-visible .site-mark-tentacle-left-outer {
  animation: octopus-wiggle-left 540ms ease-in-out 1;
}

.wordmark:hover .site-mark-tentacle-left-inner,
.wordmark:focus-visible .site-mark-tentacle-left-inner {
  animation: octopus-wiggle-right 470ms 35ms ease-in-out 1;
}

.wordmark:hover .site-mark-tentacle-right-inner,
.wordmark:focus-visible .site-mark-tentacle-right-inner {
  animation: octopus-wiggle-left 500ms 20ms ease-in-out 1;
}

.wordmark:hover .site-mark-tentacle-right-outer,
.wordmark:focus-visible .site-mark-tentacle-right-outer {
  animation: octopus-wiggle-right 560ms ease-in-out 1;
}

@keyframes octopus-wiggle-left {
  0%,
  100% {
    transform: rotate(0deg) translateY(0);
  }

  34% {
    transform: rotate(-8deg) translateY(0.6px);
  }

  68% {
    transform: rotate(5deg) translateY(0);
  }
}

@keyframes octopus-wiggle-right {
  0%,
  100% {
    transform: rotate(0deg) translateY(0);
  }

  34% {
    transform: rotate(8deg) translateY(0.6px);
  }

  68% {
    transform: rotate(-5deg) translateY(0);
  }
}

.site-nav--desktop {
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-end;
  gap: 0.7rem 1rem;
}

.site-menu {
  display: none;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  transition: color var(--motion-fast) ease, text-decoration-color var(--motion-fast) ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--link);
  text-decoration: underline;
  text-decoration-color: var(--link);
}

@media (max-width: 50rem) {
  .site-header {
    position: relative;
    display: block;
    padding-bottom: 1.8rem;
  }

  .site-menu {
    display: block;
    margin: 0;
  }

  .site-nav--desktop {
    display: none;
  }

  .site-menu summary {
    position: absolute;
    top: 0.7rem;
    right: 0;
    display: inline-flex;
    width: 2.75rem;
    min-height: 2.75rem;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--muted);
    cursor: pointer;
    list-style: none;
  }

  .site-menu summary::-webkit-details-marker {
    display: none;
  }

  .site-menu summary:hover,
  .site-menu summary:focus-visible,
  .site-menu[open] summary {
    color: var(--link);
  }

  .site-menu-icon {
    width: 1.4rem;
    height: 1.4rem;
    transition: transform 170ms cubic-bezier(0.2, 0.7, 0.2, 1);
  }

  .site-menu-line {
    transform-box: view-box;
    transform-origin: center;
    transition: transform 170ms cubic-bezier(0.2, 0.7, 0.2, 1), opacity 120ms ease;
  }

  .site-menu[open] .site-menu-icon {
    transform: rotate(90deg);
  }

  .site-menu[open] .site-menu-line--top {
    transform: translateY(6px) rotate(45deg);
  }

  .site-menu[open] .site-menu-line--middle {
    opacity: 0;
  }

  .site-menu[open] .site-menu-line--bottom {
    transform: translateY(-6px) rotate(-45deg);
  }

  .site-menu-panel {
    display: grid;
    grid-template-rows: 1fr;
  }

  .site-menu[open] .site-menu-panel {
    animation: site-menu-open 180ms cubic-bezier(0.2, 0.7, 0.2, 1) both;
  }

  .site-menu-panel-inner {
    min-height: 0;
    overflow: hidden;
  }

  .site-menu nav {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    margin-top: 1rem;
    padding-top: 0.65rem;
    border-top: 1px solid var(--line);
  }

  .site-menu nav a {
    min-height: 2.75rem;
    padding: 0.55rem 0;
    font-size: 1rem;
  }

  @keyframes site-menu-open {
    from {
      grid-template-rows: 0fr;
      opacity: 0;
      transform: translateY(-0.25rem);
    }

    to {
      grid-template-rows: 1fr;
      opacity: 1;
      transform: translateY(0);
    }
  }
}

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