@font-face {
  font-family: "Newsreader";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/fonts/newsreader-latin-500-normal.woff2") format("woff2");
}

@font-face {
  font-family: "Newsreader";
  font-style: italic;
  font-weight: 500;
  font-display: swap;
  src: url("/fonts/newsreader-latin-500-italic.woff2") format("woff2");
}

@font-face {
  font-family: "Newsreader";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("/fonts/newsreader-latin-600-normal.woff2") format("woff2");
}

@font-face {
  font-family: "Atkinson Hyperlegible";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/atkinson-hyperlegible-latin-400-normal.woff2") format("woff2");
}

@font-face {
  font-family: "Atkinson Hyperlegible";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("/fonts/atkinson-hyperlegible-latin-700-normal.woff2") format("woff2");
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("/fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("/fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
}

@layer reset, tokens, base, components, utilities, styleguide;

@layer tokens {
  :root {
    color-scheme: light dark;

    --font-display: "Newsreader", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
    --font-body: "Atkinson Hyperlegible", "Segoe UI", sans-serif;
    --font-mono: "IBM Plex Mono", ui-monospace, "Cascadia Code", monospace;

    --step--1: clamp(0.8125rem, 0.78rem + 0.15vw, 0.875rem);
    --step-0: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
    --step-1: clamp(1.125rem, 1.02rem + 0.45vw, 1.35rem);
    --step-2: clamp(1.4rem, 1.15rem + 1vw, 1.85rem);
    --step-3: clamp(1.75rem, 1.3rem + 1.8vw, 2.5rem);
    --step-4: clamp(2.15rem, 1.4rem + 2.8vw, 3.4rem);
    --step-5: clamp(2.6rem, 1.5rem + 3.8vw, 4.6rem);

    --leading-tight: 1.12;
    --leading-snug: 1.35;
    --leading-body: 1.55;
    --measure: 66ch;

    --space-3xs: 0.125rem;
    --space-2xs: 0.25rem;
    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4.5rem;
    --space-4xl: 6.5rem;

    --radius-xs: 0.125rem;
    --radius-button: 10px;
    --radius-sm: 0.5rem;
    --radius-md: 0.875rem;
    --radius-lg: 1.25rem;
    --radius-xl: 1.75rem;
    --radius-pill: 999px;

    --duration-instant: 80ms;
    --duration-fast: 160ms;
    --duration-base: 240ms;
    --duration-slow: 480ms;
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

    --z-base: 0;
    --z-dropdown: 20;
    --z-sticky: 30;
    --z-overlay: 40;
    --z-modal: 50;
    --z-toast: 60;

    --container-xs: 22rem;
    --container-sm: 36rem;
    --container-md: 48rem;
    --container-lg: 72rem;
    --container-xl: 80rem;

    /* Raw palette. Do not add purple or violet. Hue stays sand, blue-ink, copper, aspen, sky. */
    --paper-l: #f9f2e9;
    --paper-l: oklch(0.965 0.014 75);
    --paper-sunken-l: #f1e8dd;
    --paper-sunken-l: oklch(0.935 0.018 75);
    --surface-l: #fffcf8;
    --surface-l: oklch(0.992 0.006 80);
    --ink-l: #1b2a3a;
    --ink-l: oklch(0.28 0.035 250);
    --ink-soft-l: #465463;
    --ink-soft-l: oklch(0.44 0.03 250);
    --ink-faint-l: #5e6a77;
    --ink-faint-l: oklch(0.52 0.025 250);
    --line-l: #d9cfc3;
    --line-l: oklch(0.86 0.02 75);
    --line-strong-l: #928373;
    --line-strong-l: oklch(0.62 0.03 70);
    --copper-l: #9a4825;
    --copper-l: oklch(0.5 0.12 42);
    --copper-strong-l: #7d3317;
    --copper-strong-l: oklch(0.42 0.11 40);
    --on-copper-l: #fefaf3;
    --on-copper-l: oklch(0.985 0.01 80);
    --aspen-l: #386c2d;
    --aspen-l: oklch(0.48 0.11 140);
    --aspen-soft-l: #e4f4e1;
    --aspen-soft-l: oklch(0.95 0.03 140);
    --sky-l: #1b607c;
    --sky-l: oklch(0.46 0.08 230);
    --sky-soft-l: #ddeff5;
    --sky-soft-l: oklch(0.94 0.02 220);
    --heat-l: #a83825;
    --heat-l: oklch(0.5 0.15 32);
    --heat-soft-l: #fbe6df;
    --heat-soft-l: oklch(0.94 0.025 40);
    --on-heat-l: #fefaf3;
    --on-heat-l: oklch(0.985 0.01 80);
    --amber-l: #e5bf6d;
    --amber-l: oklch(0.82 0.11 85);
    --amber-ink-l: #3b220d;
    --amber-ink-l: oklch(0.28 0.05 60);
    --amber-soft-l: #f6eed8;
    --amber-soft-l: oklch(0.95 0.03 90);
    --amber-fill-l: #a27000;
    --amber-fill-l: oklch(0.58 0.13 80);
    --frost-l: #346b84;
    --frost-l: oklch(0.5 0.07 230);
    --frost-soft-l: #ddeff5;
    --frost-soft-l: oklch(0.94 0.02 220);
    --smoke-l: #5b5449;
    --smoke-l: oklch(0.45 0.02 80);
    --smoke-soft-l: #efebe4;
    --smoke-soft-l: oklch(0.94 0.01 80);
    --focus-l: #005f86;
    --focus-l: oklch(0.48 0.1 230);
    --link-l: #1b607c;
    --link-l: oklch(0.46 0.08 230);
    --link-hover-l: #9a4825;
    --link-hover-l: oklch(0.5 0.12 42);
    --link-visited-l: #284561;
    --link-visited-l: oklch(0.38 0.06 250);
    --copper-soft-l: #f9e7dc;
    --copper-soft-l: oklch(0.94 0.025 55);

    --paper-d: #141b24;
    --paper-d: oklch(0.22 0.02 255);
    --paper-sunken-d: #0c121a;
    --paper-sunken-d: oklch(0.18 0.02 255);
    --surface-d: #1f2731;
    --surface-d: oklch(0.27 0.022 255);
    --ink-d: #f3eee3;
    --ink-d: oklch(0.95 0.015 85);
    --ink-soft-d: #c4bdb0;
    --ink-soft-d: oklch(0.8 0.02 85);
    --ink-faint-d: #aaa497;
    --ink-faint-d: oklch(0.72 0.02 85);
    --line-d: #3b434d;
    --line-d: oklch(0.38 0.02 255);
    --line-strong-d: #81796d;
    --line-strong-d: oklch(0.58 0.02 80);
    --copper-d: #e29668;
    --copper-d: oklch(0.74 0.11 52);
    --copper-strong-d: #f5ab77;
    --copper-strong-d: oklch(0.8 0.11 55);
    --on-copper-d: #2e190d;
    --on-copper-d: oklch(0.24 0.04 50);
    --aspen-d: #96d987;
    --aspen-d: oklch(0.82 0.13 140);
    --aspen-soft-d: #213321;
    --aspen-soft-d: oklch(0.3 0.04 145);
    --sky-d: #84c2d7;
    --sky-d: oklch(0.78 0.07 220);
    --sky-soft-d: #16323e;
    --sky-soft-d: oklch(0.3 0.04 230);
    --heat-d: #ee8266;
    --heat-d: oklch(0.72 0.14 35);
    --heat-soft-d: #492921;
    --heat-soft-d: oklch(0.32 0.05 35);
    --on-heat-d: #2a130d;
    --on-heat-d: oklch(0.22 0.04 35);
    --amber-d: #e8be62;
    --amber-d: oklch(0.82 0.12 85);
    --amber-ink-d: #e8be62;
    --amber-ink-d: oklch(0.82 0.12 85);
    --amber-soft-d: #3e311a;
    --amber-soft-d: oklch(0.32 0.04 80);
    --amber-fill-d: #e8be62;
    --amber-fill-d: oklch(0.82 0.12 85);
    --frost-d: #8cc1d2;
    --frost-d: oklch(0.78 0.06 220);
    --frost-soft-d: #16323e;
    --frost-soft-d: oklch(0.3 0.04 230);
    --smoke-d: #b5ada0;
    --smoke-d: oklch(0.75 0.02 80);
    --smoke-soft-d: #36322d;
    --smoke-soft-d: oklch(0.32 0.01 80);
    --focus-d: #e5bf6d;
    --focus-d: oklch(0.82 0.11 85);
    --link-d: #84c2d7;
    --link-d: oklch(0.78 0.07 220);
    --link-hover-d: #e29668;
    --link-hover-d: oklch(0.74 0.11 52);
    --link-visited-d: #90bfd7;
    --link-visited-d: oklch(0.78 0.06 230);
    --copper-soft-d: #442c22;
    --copper-soft-d: oklch(0.32 0.04 45);

    --shadow-sm: 0 1px 2px rgb(27 42 58 / 0.06);
    --shadow-md: 0 12px 32px rgb(27 42 58 / 0.08);
    --shadow-lg: 0 24px 60px rgb(27 42 58 / 0.16);

    --color-paper: var(--paper-l);
    --color-paper-sunken: var(--paper-sunken-l);
    --color-surface: var(--surface-l);
    --color-ink: var(--ink-l);
    --color-ink-soft: var(--ink-soft-l);
    --color-ink-faint: var(--ink-faint-l);
    --color-line: var(--line-l);
    --color-line-strong: var(--line-strong-l);
    --color-copper: var(--copper-l);
    --color-copper-strong: var(--copper-strong-l);
    --color-on-copper: var(--on-copper-l);
    --color-aspen: var(--aspen-l);
    --color-aspen-soft: var(--aspen-soft-l);
    --color-sky: var(--sky-l);
    --color-sky-soft: var(--sky-soft-l);
    --color-heat: var(--heat-l);
    --color-heat-soft: var(--heat-soft-l);
    --color-on-heat: var(--on-heat-l);
    --color-amber: var(--amber-l);
    --color-amber-ink: var(--amber-ink-l);
    --color-amber-soft: var(--amber-soft-l);
    --color-amber-fill: var(--amber-fill-l);
    --color-frost: var(--frost-l);
    --color-frost-soft: var(--frost-soft-l);
    --color-smoke: var(--smoke-l);
    --color-smoke-soft: var(--smoke-soft-l);
    --color-focus: var(--focus-l);
    --color-link: var(--link-l);
    --color-link-hover: var(--link-hover-l);
    --color-link-visited: var(--link-visited-l);
    --color-copper-soft: var(--copper-soft-l);
  }

  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.4);
      --shadow-md: 0 12px 32px rgb(0 0 0 / 0.45);
      --shadow-lg: 0 24px 60px rgb(0 0 0 / 0.55);
    }
  }

  :root[data-theme="dark"] {
    --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.4);
    --shadow-md: 0 12px 32px rgb(0 0 0 / 0.45);
    --shadow-lg: 0 24px 60px rgb(0 0 0 / 0.55);
  }

  @supports (color: light-dark(black, white)) {
    :root {
      --color-paper: light-dark(var(--paper-l), var(--paper-d));
      --color-paper-sunken: light-dark(var(--paper-sunken-l), var(--paper-sunken-d));
      --color-surface: light-dark(var(--surface-l), var(--surface-d));
      --color-ink: light-dark(var(--ink-l), var(--ink-d));
      --color-ink-soft: light-dark(var(--ink-soft-l), var(--ink-soft-d));
      --color-ink-faint: light-dark(var(--ink-faint-l), var(--ink-faint-d));
      --color-line: light-dark(var(--line-l), var(--line-d));
      --color-line-strong: light-dark(var(--line-strong-l), var(--line-strong-d));
      --color-copper: light-dark(var(--copper-l), var(--copper-d));
      --color-copper-strong: light-dark(var(--copper-strong-l), var(--copper-strong-d));
      --color-on-copper: light-dark(var(--on-copper-l), var(--on-copper-d));
      --color-aspen: light-dark(var(--aspen-l), var(--aspen-d));
      --color-aspen-soft: light-dark(var(--aspen-soft-l), var(--aspen-soft-d));
      --color-sky: light-dark(var(--sky-l), var(--sky-d));
      --color-sky-soft: light-dark(var(--sky-soft-l), var(--sky-soft-d));
      --color-heat: light-dark(var(--heat-l), var(--heat-d));
      --color-heat-soft: light-dark(var(--heat-soft-l), var(--heat-soft-d));
      --color-on-heat: light-dark(var(--on-heat-l), var(--on-heat-d));
      --color-amber: light-dark(var(--amber-l), var(--amber-d));
      --color-amber-ink: light-dark(var(--amber-ink-l), var(--amber-ink-d));
      --color-amber-soft: light-dark(var(--amber-soft-l), var(--amber-soft-d));
      --color-amber-fill: light-dark(var(--amber-fill-l), var(--amber-fill-d));
      --color-frost: light-dark(var(--frost-l), var(--frost-d));
      --color-frost-soft: light-dark(var(--frost-soft-l), var(--frost-soft-d));
      --color-smoke: light-dark(var(--smoke-l), var(--smoke-d));
      --color-smoke-soft: light-dark(var(--smoke-soft-l), var(--smoke-soft-d));
      --color-focus: light-dark(var(--focus-l), var(--focus-d));
      --color-link: light-dark(var(--link-l), var(--link-d));
      --color-link-hover: light-dark(var(--link-hover-l), var(--link-hover-d));
      --color-link-visited: light-dark(var(--link-visited-l), var(--link-visited-d));
      --color-copper-soft: light-dark(var(--copper-soft-l), var(--copper-soft-d));
    }
  }

  /*
    Explicit theme assignments override light-dark() so the manual toggle
    does not depend on a custom property recomputing. The media query is
    also the fallback when light-dark() is unsupported.
  */
    @media (prefers-color-scheme: dark) {
      :root:not([data-theme="light"]) {
        --color-paper: var(--paper-d);
        --color-paper-sunken: var(--paper-sunken-d);
        --color-surface: var(--surface-d);
        --color-ink: var(--ink-d);
        --color-ink-soft: var(--ink-soft-d);
        --color-ink-faint: var(--ink-faint-d);
        --color-line: var(--line-d);
        --color-line-strong: var(--line-strong-d);
        --color-copper: var(--copper-d);
        --color-copper-strong: var(--copper-strong-d);
        --color-on-copper: var(--on-copper-d);
        --color-aspen: var(--aspen-d);
        --color-aspen-soft: var(--aspen-soft-d);
        --color-sky: var(--sky-d);
        --color-sky-soft: var(--sky-soft-d);
        --color-heat: var(--heat-d);
        --color-heat-soft: var(--heat-soft-d);
        --color-on-heat: var(--on-heat-d);
        --color-amber: var(--amber-d);
        --color-amber-ink: var(--amber-ink-d);
        --color-amber-soft: var(--amber-soft-d);
        --color-amber-fill: var(--amber-fill-d);
        --color-frost: var(--frost-d);
        --color-frost-soft: var(--frost-soft-d);
        --color-smoke: var(--smoke-d);
        --color-smoke-soft: var(--smoke-soft-d);
        --color-focus: var(--focus-d);
        --color-link: var(--link-d);
        --color-link-hover: var(--link-hover-d);
        --color-link-visited: var(--link-visited-d);
        --color-copper-soft: var(--copper-soft-d);
      }
    }

    :root[data-theme="dark"] {
      --color-paper: var(--paper-d);
      --color-paper-sunken: var(--paper-sunken-d);
      --color-surface: var(--surface-d);
      --color-ink: var(--ink-d);
      --color-ink-soft: var(--ink-soft-d);
      --color-ink-faint: var(--ink-faint-d);
      --color-line: var(--line-d);
      --color-line-strong: var(--line-strong-d);
      --color-copper: var(--copper-d);
      --color-copper-strong: var(--copper-strong-d);
      --color-on-copper: var(--on-copper-d);
      --color-aspen: var(--aspen-d);
      --color-aspen-soft: var(--aspen-soft-d);
      --color-sky: var(--sky-d);
      --color-sky-soft: var(--sky-soft-d);
      --color-heat: var(--heat-d);
      --color-heat-soft: var(--heat-soft-d);
      --color-on-heat: var(--on-heat-d);
      --color-amber: var(--amber-d);
      --color-amber-ink: var(--amber-ink-d);
      --color-amber-soft: var(--amber-soft-d);
      --color-amber-fill: var(--amber-fill-d);
      --color-frost: var(--frost-d);
      --color-frost-soft: var(--frost-soft-d);
      --color-smoke: var(--smoke-d);
      --color-smoke-soft: var(--smoke-soft-d);
      --color-focus: var(--focus-d);
      --color-link: var(--link-d);
      --color-link-hover: var(--link-hover-d);
      --color-link-visited: var(--link-visited-d);
      --color-copper-soft: var(--copper-soft-d);
    }

    :root[data-theme="light"] {
      --color-paper: var(--paper-l);
      --color-paper-sunken: var(--paper-sunken-l);
      --color-surface: var(--surface-l);
      --color-ink: var(--ink-l);
      --color-ink-soft: var(--ink-soft-l);
      --color-ink-faint: var(--ink-faint-l);
      --color-line: var(--line-l);
      --color-line-strong: var(--line-strong-l);
      --color-copper: var(--copper-l);
      --color-copper-strong: var(--copper-strong-l);
      --color-on-copper: var(--on-copper-l);
      --color-aspen: var(--aspen-l);
      --color-aspen-soft: var(--aspen-soft-l);
      --color-sky: var(--sky-l);
      --color-sky-soft: var(--sky-soft-l);
      --color-heat: var(--heat-l);
      --color-heat-soft: var(--heat-soft-l);
      --color-on-heat: var(--on-heat-l);
      --color-amber: var(--amber-l);
      --color-amber-ink: var(--amber-ink-l);
      --color-amber-soft: var(--amber-soft-l);
      --color-amber-fill: var(--amber-fill-l);
      --color-frost: var(--frost-l);
      --color-frost-soft: var(--frost-soft-l);
      --color-smoke: var(--smoke-l);
      --color-smoke-soft: var(--smoke-soft-l);
      --color-focus: var(--focus-l);
      --color-link: var(--link-l);
      --color-link-hover: var(--link-hover-l);
      --color-link-visited: var(--link-visited-l);
      --color-copper-soft: var(--copper-soft-l);
    }

  :root[data-theme="light"] {
    color-scheme: light;
  }

  :root[data-theme="dark"] {
    color-scheme: dark;
  }

  @media (prefers-contrast: more) {
    :root {
      --color-ink-soft: var(--color-ink);
      --color-ink-faint: var(--color-ink);
      --color-line: var(--color-line-strong);
    }
  }

  @media (prefers-reduced-motion: reduce) {
    :root {
      --duration-instant: 0ms;
      --duration-fast: 0ms;
      --duration-base: 0ms;
      --duration-slow: 0ms;
      --ease-out: linear;
      --ease-in-out: linear;
    }
  }
}

@layer reset {
  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }

  html {
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
  }

  body {
    margin: 0;
  }

  h1,
  h2,
  h3,
  h4,
  p,
  figure,
  blockquote,
  dl,
  dd {
    margin: 0;
  }

  ul,
  ol {
    margin: 0;
    padding: 0;
  }

  img,
  svg {
    display: block;
    max-width: 100%;
  }

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

  button {
    cursor: pointer;
    background: none;
    border: 0;
    padding: 0;
  }

  table {
    border-collapse: collapse;
  }

  fieldset {
    border: 0;
    margin: 0;
    padding: 0;
    min-inline-size: 0;
  }

  legend {
    padding: 0;
  }
}

@layer base {
  html {
    background: var(--color-paper);
  }

  body {
    min-height: 100vh;
    font-family: var(--font-body);
    font-size: var(--step-0);
    font-weight: 400;
    line-height: var(--leading-body);
    color: var(--color-ink);
    background: var(--color-paper);
    font-synthesis: none;
    text-rendering: optimizeLegibility;
  }

  @supports (overflow: clip) {
    body {
      overflow-x: clip;
    }
  }

  h1,
  h2,
  h3,
  h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: var(--leading-tight);
    letter-spacing: -0.02em;
  }

  h1 {
    font-size: var(--step-5);
  }

  h2 {
    font-size: var(--step-3);
  }

  h3 {
    font-size: var(--step-2);
  }

  h4 {
    font-size: var(--step-1);
  }

  p {
    text-wrap: pretty;
  }

  a {
    color: var(--color-link);
    text-decoration-thickness: 1px;
    text-underline-offset: 0.18em;
  }

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

  a:hover {
    color: var(--color-link-hover);
    text-decoration-thickness: 2px;
  }

  :focus-visible {
    outline: 2px solid var(--color-focus);
    outline-offset: 3px;
  }

  ::selection {
    background: var(--amber-l);
    color: var(--ink-l);
  }

  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) ::selection {
      background: var(--amber-d);
      color: var(--on-copper-d);
    }
  }

  :root[data-theme="dark"] ::selection {
    background: var(--amber-d);
    color: var(--on-copper-d);
  }

  :root[data-theme="light"] ::selection {
    background: var(--amber-l);
    color: var(--ink-l);
  }

  code {
    font-family: var(--font-mono);
    font-size: 0.875em;
    font-weight: 400;
    background: var(--color-paper-sunken);
    padding: 0.08em 0.35em;
    border-radius: var(--radius-xs);
    overflow-wrap: anywhere;
  }

  hr {
    border: 0;
    height: 1px;
    background: var(--color-line-strong);
    margin: 0;
  }

  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
      scroll-behavior: auto !important;
    }

    .badge__dot {
      animation: none !important;
    }
  }

  @media (prefers-reduced-transparency: reduce) {
    .site-header,
    .card,
    .walk-window,
    .modal {
      backdrop-filter: none;
    }
  }

  @supports (view-transition-name: root) {
    @media (prefers-reduced-motion: no-preference) {
      ::view-transition-old(root),
      ::view-transition-new(root) {
        animation-duration: var(--duration-base);
      }
    }
  }

  @media (prefers-reduced-motion: reduce) {
    ::view-transition-group(*),
    ::view-transition-old(*),
    ::view-transition-new(*) {
      animation: none !important;
    }
  }

}

@layer components {
  .sprite {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
  }

  .icon {
    width: 1.25rem;
    height: 1.25rem;
    flex: none;
  }

  .icon--lg {
    width: 1.75rem;
    height: 1.75rem;
  }

  .site-header {
    position: relative;
    z-index: var(--z-sticky);
    background: var(--color-paper);
    border-bottom: 1px solid var(--color-line);
  }

  .site-header__bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-xs);
    min-height: 4.25rem;
  }

  .wordmark {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    min-height: 3rem;
    margin-inline-end: auto;
    color: inherit;
    text-decoration: none;
  }

  .wordmark:hover {
    color: inherit;
  }

  .wordmark:hover .wordmark__name {
    text-decoration: underline;
    text-underline-offset: 0.12em;
  }

  .wordmark__mark {
    width: 2.5rem;
    height: 2.5rem;
  }

  .wordmark__name {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.45rem;
    letter-spacing: -0.03em;
    line-height: 1;
    color: var(--color-ink);
  }

  .wordmark__name span {
    font-family: var(--font-body);
    font-weight: 700;
    letter-spacing: -0.04em;
  }

  .wordmark__tag {
    display: none;
    margin-top: 0.22rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-copper);
  }

  .nav-check:not(:checked) ~ nav {
    display: none;
  }

  .site-nav > nav {
    position: absolute;
    z-index: var(--z-dropdown);
    inset-inline: 0;
    top: 100%;
    padding: var(--space-sm) var(--space-md) var(--space-md);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-line);
    box-shadow: var(--shadow-md);
  }

  .site-nav__toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    min-height: 3rem;
    padding-inline: 0.75rem;
    border: 1px solid var(--color-line-strong);
    border-radius: var(--radius-button);
    background: var(--color-surface);
    color: var(--color-ink);
    cursor: pointer;
  }

  .nav-check:focus-visible + .site-nav__toggle {
    outline: 2px solid var(--color-focus);
    outline-offset: 3px;
  }

  .nav-check:checked + .site-nav__toggle {
    border-color: var(--color-copper);
  }

  .site-nav .when-open {
    display: none;
  }

  .nav-check:checked + .site-nav__toggle .when-closed {
    display: none;
  }

  .nav-check:checked + .site-nav__toggle .when-open {
    display: inline-flex;
  }

  .site-nav__list {
    display: grid;
    gap: 0.25rem;
    list-style: none;
  }

  .site-nav__list a {
    display: flex;
    align-items: center;
    min-height: 3rem;
    padding-inline: 0.75rem;
    border-radius: var(--radius-sm);
    color: var(--color-ink);
    text-decoration: none;
  }

  .site-nav__list a:hover {
    background: var(--color-paper-sunken);
    color: var(--color-ink);
    text-decoration: underline;
    text-underline-offset: 0.18em;
  }

  .site-nav__list a[aria-current="page"] {
    font-weight: 700;
    box-shadow: inset 0 -2px 0 var(--color-copper);
  }

  .site-nav--expanded > nav {
    display: block;
    position: static;
    padding: 0;
    border: 0;
    box-shadow: none;
    background: transparent;
  }

  .site-nav--expanded > .site-nav__toggle {
    display: none;
  }

  .theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    min-width: 2.75rem;
    min-height: 2.75rem;
    padding: 0;
    border: 1px solid var(--color-line-strong);
    border-radius: var(--radius-button);
    background: var(--color-surface);
    color: var(--color-ink);
  }

  .theme-toggle:focus-visible {
    outline: 2px solid var(--color-focus);
    outline-offset: 3px;
  }

  .theme-toggle__glyph {
    display: grid;
    width: 1.25rem;
    height: 1.25rem;
  }

  .theme-toggle__icon {
    grid-area: 1 / 1;
    transition:
      opacity var(--duration-base) var(--ease-out),
      transform var(--duration-base) var(--ease-out);
  }

  .theme-toggle__icon--moon {
    opacity: 1;
    transform: none;
  }

  .theme-toggle__icon--sun {
    opacity: 0;
    transform: rotate(-28deg) scale(0.72);
  }

  .theme-toggle__name--to-light {
    display: none;
  }

  @media (min-width: 48rem) {
    .wordmark__tag {
      display: block;
    }
  }

  @media (min-width: 56rem) {
    .site-nav .nav-check,
    .site-nav__toggle {
      display: none;
    }

    .site-nav > nav,
    .nav-check:not(:checked) ~ nav {
      display: block;
      position: static;
      padding: 0;
      border: 0;
      box-shadow: none;
      background: transparent;
    }

    .site-nav__list {
      display: flex;
      flex-wrap: wrap;
      gap: 0.15rem;
    }
  }

  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .theme-toggle__icon--moon {
      opacity: 0;
      transform: rotate(28deg) scale(0.72);
    }

    :root:not([data-theme="light"]) .theme-toggle__name--to-dark {
      display: none;
    }

    :root:not([data-theme="light"]) .theme-toggle__icon--sun {
      opacity: 1;
      transform: none;
    }

    :root:not([data-theme="light"]) .theme-toggle__name--to-light {
      display: inline;
    }
  }

  :root[data-theme="dark"] .theme-toggle__icon--moon {
    opacity: 0;
    transform: rotate(28deg) scale(0.72);
  }

  :root[data-theme="dark"] .theme-toggle__icon--sun {
    opacity: 1;
    transform: none;
  }

  :root[data-theme="dark"] .theme-toggle__name--to-dark {
    display: none;
  }

  :root[data-theme="dark"] .theme-toggle__name--to-light {
    display: inline;
  }

  :root[data-theme="light"] .theme-toggle__icon--moon {
    opacity: 1;
    transform: none;
  }

  :root[data-theme="light"] .theme-toggle__icon--sun {
    opacity: 0;
    transform: rotate(-28deg) scale(0.72);
  }

  :root[data-theme="light"] .theme-toggle__name--to-dark {
    display: inline;
  }

  :root[data-theme="light"] .theme-toggle__name--to-light {
    display: none;
  }

  @media (prefers-reduced-motion: reduce) {
    .theme-toggle__icon,
    :root[data-theme="dark"] .theme-toggle__icon,
    :root[data-theme="light"] .theme-toggle__icon,
    :root:not([data-theme="light"]) .theme-toggle__icon {
      transition: none;
      transform: none;
    }
  }

  .site-footer {
    margin-top: var(--space-3xl);
    padding-block: var(--space-2xl);
    background: var(--color-paper-sunken);
    border-top: 1px solid var(--color-line);
  }

  .site-footer__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
    gap: var(--space-xl);
  }

  .site-footer a {
    color: var(--color-ink);
  }

  .site-footer__links {
    display: grid;
    gap: 0.15rem;
    list-style: none;
  }

  .site-footer__links a {
    display: inline-flex;
    align-items: center;
    min-height: 3rem;
    text-decoration: none;
  }

  .site-footer__links a:hover {
    text-decoration: underline;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 3rem;
    padding: 0.65rem 1rem;
    border: 1px solid transparent;
    border-radius: var(--radius-button);
    font-weight: 700;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    transition: background-color var(--duration-fast) var(--ease-out), transform var(--duration-fast) var(--ease-out);

    &:hover {
      text-decoration: none;
    }

    &:disabled,
    &[aria-disabled="true"] {
      opacity: 0.55;
      cursor: not-allowed;
    }
  }

  @media (prefers-reduced-motion: no-preference) {
    .btn:active {
      transform: translateY(1px);
    }
  }

  .btn--primary {
    background: var(--color-copper);
    border-color: var(--color-copper);
    color: var(--color-on-copper);
    box-shadow: inset 4px 0 0 var(--color-amber-fill);
  }

  .btn--primary:visited {
    color: var(--color-on-copper);
  }

  .btn--primary:hover {
    background: var(--color-copper-strong);
    border-color: var(--color-copper-strong);
    color: var(--color-on-copper);
  }

  .btn--secondary {
    background: var(--color-ink);
    border-color: var(--color-ink);
    color: var(--color-paper);
  }

  .btn--secondary:visited,
  .btn--secondary:hover {
    background: var(--color-ink);
    color: var(--color-paper);
  }

  @supports (background: color-mix(in oklch, white 50%, black)) {
    .btn--secondary:hover {
      background: color-mix(in oklch, var(--color-ink) 88%, var(--color-copper));
    }
  }

  .btn--quiet {
    background: var(--color-surface);
    border-color: var(--color-line-strong);
    color: var(--color-ink);
  }

  .btn--quiet:visited {
    color: var(--color-ink);
  }

  .btn--quiet:hover {
    background: var(--color-paper-sunken);
    color: var(--color-ink);
  }

  @supports (background: color-mix(in oklch, white 50%, black)) {
    .btn--quiet:hover {
      background: color-mix(in oklch, var(--color-copper) 12%, var(--color-paper));
    }
  }

  .btn--danger {
    background: var(--color-heat);
    border-color: var(--color-heat);
    color: var(--color-on-heat);
  }

  .btn--danger:visited,
  .btn--danger:hover {
    background: var(--color-heat);
    color: var(--color-on-heat);
  }

  .chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    width: fit-content;
    padding: 0.2rem 0.7rem 0.2rem 0.2rem;
    border: 1px solid var(--color-line-strong);
    border-radius: var(--radius-pill);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .chip__b {
    display: grid;
    place-items: center;
    width: 1.7rem;
    height: 1.7rem;
    border-radius: 50%;
    background: var(--color-ink);
    color: var(--color-paper);
  }

  .card {
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
  }

  .desk-grid {
    display: grid;
    gap: var(--space-md);
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  }

  .card__title {
    font-family: var(--font-display);
    font-size: var(--step-2);
    font-weight: 600;
  }

  .instrument {
    position: relative;
    border-color: var(--color-line-strong);
    box-shadow: var(--shadow-md);
  }

  .instrument::before,
  .instrument::after {
    content: "";
    position: absolute;
    width: 0.7rem;
    height: 0.7rem;
    border: 2px solid var(--color-ink);
    pointer-events: none;
  }

  .instrument::before {
    top: 0.55rem;
    left: 0.55rem;
    border-right: 0;
    border-bottom: 0;
  }

  .instrument::after {
    right: 0.55rem;
    bottom: 0.55rem;
    border-left: 0;
    border-top: 0;
  }

  .badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    min-height: 1.75rem;
    padding: 0.15rem 0.6rem;
    border: 1px solid transparent;
    border-radius: var(--radius-pill);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.02em;
  }

  .badge__dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: currentColor;
  }

  @media (prefers-reduced-motion: no-preference) {
    .badge--open .badge__dot {
      animation: badge-pulse 2.4s var(--ease-in-out) infinite;
    }
  }

  @keyframes badge-pulse {
    50% {
      opacity: 0.35;
    }
  }

  .badge--open {
    background: var(--color-aspen-soft);
    color: var(--color-aspen);
  }

  .badge--narrow {
    background: var(--color-amber-soft);
    color: var(--color-amber-ink);
  }

  .badge--closed,
  .badge--heat {
    background: var(--color-heat-soft);
    color: var(--color-heat);
  }

  .badge--cold {
    background: var(--color-frost-soft);
    color: var(--color-frost);
  }

  .badge--smoke {
    background: var(--color-smoke-soft);
    color: var(--color-smoke);
  }

  .badge--storm {
    background: var(--color-sky-soft);
    color: var(--color-sky);
  }

  .walk-window {
    display: grid;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-surface);
    color: var(--color-ink);
  }

  .walk-window__title-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
  }

  .obs-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-sm);
  }

  .obs {
    display: grid;
    gap: 0.1rem;
  }

  .obs__k {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-ink-soft);
  }

  .obs__v {
    font-family: var(--font-mono);
    font-size: var(--step-1);
    font-weight: 500;
  }

  .day-strip {
    display: grid;
    gap: 0.35rem;
  }

  .day-strip__scale {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-ink-soft);
  }

  .day-strip__track {
    position: relative;
    height: 0.7rem;
    border-radius: var(--radius-pill);
    background: var(--color-paper-sunken);
    overflow: hidden;
  }

  .day-strip__band {
    position: absolute;
    inset-block: 0;
  }

  .day-strip__band--open {
    inset-inline-start: 6%;
    inline-size: 30%;
    background: var(--color-aspen);
  }

  .day-strip__band--narrow {
    inset-inline-start: 36%;
    inline-size: 14%;
    background: var(--color-amber-fill);
  }

  .day-strip__band--shut {
    inset-inline-start: 50%;
    inline-size: 44%;
    background: var(--color-heat);
  }

  .day-strip--afternoon .day-strip__band--open {
    inset-inline-start: 4%;
    inline-size: 16%;
  }

  .day-strip--afternoon .day-strip__band--narrow {
    inset-inline-start: 20%;
    inline-size: 12%;
  }

  .day-strip--afternoon .day-strip__band--shut {
    inset-inline-start: 32%;
    inline-size: 62%;
  }

  .risk-list {
    display: grid;
    gap: var(--space-sm);
    list-style: none;
  }

  .risk__top {
    display: flex;
    justify-content: space-between;
    gap: var(--space-sm);
    margin-bottom: 0.3rem;
  }

  .risk__name {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
  }

  .risk__value {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }

  .risk__bar {
    height: 0.55rem;
    border-radius: var(--radius-pill);
    background: var(--color-paper-sunken);
    overflow: hidden;
  }

  .risk__bar span {
    display: block;
    height: 100%;
    transform-origin: left center;
    background: var(--color-ink);
  }

  .risk__bar[data-fill="0"] span { width: 12%; }
  .risk__bar[data-fill="1"] span { width: 38%; }
  .risk__bar[data-fill="2"] span { width: 66%; }
  .risk__bar[data-fill="3"] span { width: 92%; }

  .risk[data-level="low"] .risk__bar span { background: var(--color-aspen); }
  .risk[data-level="moderate"] .risk__bar span { background: var(--color-amber-fill); }
  .risk[data-level="high"] .risk__bar span { background: var(--color-heat); }

  .risk[data-level="extreme"] .risk__bar span {
    background: repeating-linear-gradient(
      -45deg,
      var(--color-heat) 0 6px,
      var(--color-amber-fill) 6px 10px
    );
  }

  @media (prefers-reduced-motion: no-preference) {
    .risk__bar span {
      animation: meter-in var(--duration-slow) var(--ease-out) both;
    }
  }

  @keyframes meter-in {
    from { transform: scaleX(0); }
    to { transform: scaleX(1); }
  }

  .alert {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-sm) var(--space-md);
    align-items: start;
    padding: var(--space-md);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
  }

  .alert__title {
    font-weight: 700;
  }

  .alert--info {
    background: var(--color-sky-soft);
    border-color: var(--color-sky);
  }

  .alert--caution {
    background: var(--color-amber-soft);
    border-color: var(--color-amber-fill);
  }

  .alert--danger {
    background: var(--color-heat-soft);
    border-color: var(--color-heat);
  }

  .alert--ok {
    background: var(--color-aspen-soft);
    border-color: var(--color-aspen);
  }

  @supports (background: color-mix(in oklch, white 50%, black)) {
    .alert--info {
      background: color-mix(in oklch, var(--color-sky) 14%, var(--color-surface));
    }
  }

  .field {
    display: grid;
    gap: 0.35rem;
  }

  .field__label {
    font-weight: 700;
  }

  .field__control {
    width: 100%;
    min-height: 3rem;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--color-line-strong);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    color: var(--color-ink);
  }

  textarea.field__control {
    min-height: 8rem;
    resize: vertical;
  }

  .field__control::placeholder {
    color: var(--color-ink-faint);
    opacity: 1;
  }

  .field[data-state="error"] .field__control {
    border-color: var(--color-heat);
    border-width: 2px;
  }

  .field__error {
    color: var(--color-heat);
    font-size: var(--step--1);
  }

  .select-wrap {
    position: relative;
  }

  .select-wrap::after {
    content: "";
    position: absolute;
    inset-inline-end: 0.95rem;
    inset-block-start: 50%;
    width: 0.45rem;
    height: 0.45rem;
    border-right: 2px solid var(--color-ink);
    border-bottom: 2px solid var(--color-ink);
    transform: translateY(-70%) rotate(45deg);
    pointer-events: none;
  }

  .select-wrap .field__control {
    appearance: none;
    padding-inline-end: 2.4rem;
  }

  .check {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    min-height: 3rem;
  }

  .check input {
    width: 1.15rem;
    height: 1.15rem;
    accent-color: var(--color-copper);
  }

  @supports selector(:has(*)) {
    .field:has(:focus-visible) .field__label {
      color: var(--color-copper);
    }

    .card:has(.badge--closed) {
      box-shadow: inset 4px 0 0 var(--color-heat);
    }
  }

  .tabs {
    width: 100%;
  }

  .tabs__list {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 0.35rem;
  }

  .tabs__input {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: 0;
    opacity: 0;
  }

  .tabs__label {
    display: inline-flex;
    align-items: center;
    min-height: 3rem;
    padding-inline: 0.9rem;
    border: 1px solid transparent;
    border-radius: var(--radius-button) var(--radius-button) 0 0;
    color: var(--color-ink-soft);
    cursor: pointer;
  }

  .tabs__input:checked + .tabs__label {
    background: var(--color-surface);
    color: var(--color-ink);
    border-color: var(--color-line);
    box-shadow: inset 0 -3px 0 var(--color-copper);
  }

  .tabs__input:focus-visible + .tabs__label {
    outline: 2px solid var(--color-focus);
    outline-offset: 3px;
  }

  .tabs__panel {
    display: none;
    flex: 1 1 100%;
    order: 1;
    padding: var(--space-md);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
  }

  #tab-walk:checked ~ #panel-walk,
  #tab-blanket:checked ~ #panel-blanket,
  #tab-trail:checked ~ #panel-trail {
    display: block;
  }

  .modal {
    background: var(--color-surface);
    color: var(--color-ink);
    border: 1px solid var(--color-line-strong);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
  }

  dialog.modal {
    max-inline-size: min(32rem, calc(100vw - 2rem));
    margin: auto;
  }

  dialog.modal::backdrop {
    background: rgb(20 27 36 / 0.55);
  }

  @supports (background: color-mix(in oklch, black 50%, white)) {
    dialog.modal::backdrop {
      background: color-mix(in oklch, var(--ink-l) 55%, transparent);
    }
  }

  .table-wrap {
    overflow-x: auto;
    max-width: 100%;
    min-width: 0;
    padding-block: 2px;
  }

  .data {
    width: 100%;
    min-width: 36rem;
    font-variant-numeric: tabular-nums;
  }

  .data caption {
    padding-bottom: var(--space-sm);
    text-align: start;
    font-family: var(--font-display);
    font-size: var(--step-1);
    font-weight: 600;
  }

  .data th,
  .data td {
    padding: 0.7rem 0.75rem;
    border-bottom: 1px solid var(--color-line);
    text-align: start;
    vertical-align: top;
  }

  .data th {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }

  .data tbody tr:nth-child(odd) {
    background: var(--color-paper-sunken);
  }

  .pet-card {
    display: grid;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-lg);
  }

  .pet-card__mark {
    display: grid;
    place-items: center;
    width: 3.5rem;
    height: 3.5rem;
    border-radius: var(--radius-md);
    background: var(--color-paper-sunken);
    color: var(--color-ink);
  }

  .pet-card__name {
    font-family: var(--font-display);
    font-size: var(--step-2);
  }

  .pet-card__facts {
    display: grid;
    gap: var(--space-sm);
    margin: 0;
  }

  .pet-card__facts div {
    display: grid;
    gap: 0.1rem;
  }

  .pet-card__facts dt {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-ink-soft);
  }

  .pet-card__facts dd {
    margin: 0;
    font-weight: 700;
  }

  @supports (container-type: inline-size) {
    .pet-card {
      container-type: inline-size;
    }

    @container (min-width: 22rem) {
      .pet-card__facts {
        grid-template-columns: repeat(3, minmax(0, 1fr));
      }
    }

    @container (min-width: 28rem) {
      .pet-card {
        grid-template-columns: auto 1fr;
        align-items: center;
      }
    }

    .blanket-card {
      container-type: inline-size;
    }

    @container (min-width: 32rem) {
      .blanket-card__layout {
        display: grid;
        grid-template-columns: 1.1fr 0.9fr;
        gap: var(--space-lg);
        align-items: center;
      }
    }
  }

  .illus {
    width: 100%;
    height: auto;
    color: var(--color-ink);
  }

  .illus path {
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  .illus .fill-copper {
    fill: var(--color-copper);
    stroke: var(--color-copper);
  }

  .checklist {
    display: grid;
    gap: 0.65rem;
    list-style: none;
  }

  .checklist li {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 0.6rem;
    align-items: start;
    min-width: 0;
  }

  .checklist li::before {
    content: "";
    width: 0.7rem;
    height: 0.45rem;
    margin-top: 0.35rem;
    border-left: 2px solid var(--color-aspen);
    border-bottom: 2px solid var(--color-aspen);
    transform: rotate(-45deg);
    flex: none;
  }

  .quote {
    margin: 0;
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 500;
    font-size: var(--step-2);
    line-height: var(--leading-snug);
  }

  .quote footer {
    margin-top: var(--space-sm);
    font-family: var(--font-body);
    font-style: normal;
    font-weight: 400;
    font-size: var(--step--1);
    color: var(--color-ink-soft);
  }

  .promises {
    display: grid;
    gap: var(--space-md);
  }

  .promises div {
    display: grid;
    gap: 0.25rem;
    padding-top: var(--space-sm);
    border-top: 2px solid var(--color-copper);
  }

  .promises dt {
    font-family: var(--font-display);
    font-size: var(--step-1);
    font-weight: 600;
  }

  .photo-frame {
    box-shadow: inset 0 0 0 1px var(--color-line-strong);
  }

  @supports (background: color-mix(in oklch, white 50%, black)) {
    .photo-frame {
      box-shadow:
        inset 0 0 0 1px color-mix(in oklch, var(--color-ink) 28%, transparent),
        inset 12px 12px 0 -9px var(--color-copper),
        inset -12px -12px 0 -9px var(--color-copper);
    }
  }

  .hero-photo,
  .photo-card,
  .photo-card__media {
    position: relative;
    margin: 0;
    min-width: 0;
  }

  .hero-photo,
  .photo-card__media,
  .pet-avatar {
    overflow: hidden;
    background: var(--color-paper-sunken);
  }

  .hero-photo {
    aspect-ratio: 3 / 2;
    border-radius: var(--radius-sm);
  }

  .hero-photo img,
  .photo-card__media img,
  .pet-avatar img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .photo-img--hero-dogs { object-position: 22% 68%; }
  .photo-img--dog-field { object-position: center 60%; }
  .photo-img--dog-portrait { object-position: center 45%; }
  .photo-img--dog-ridge { object-position: center 35%; }
  .photo-img--horse-pasture { object-position: center 55%; }
  .photo-img--cat-window { object-position: center 30%; }

  .hero-photo__credit,
  .photo-card__credit {
    position: absolute;
    z-index: 2;
    left: 0.7rem;
    bottom: 0.7rem;
    margin: 0;
    max-width: calc(100% - 1.4rem);
    padding: 0.2rem 0.55rem;
    background: var(--color-paper);
    color: var(--color-ink-soft);
    border-radius: var(--radius-xs);
    font-family: var(--font-mono);
    font-size: 0.75rem;
  }

  .photo-card {
    display: grid;
    gap: var(--space-sm);
    align-content: start;
  }

  .photo-card__media {
    aspect-ratio: 3 / 2;
    border-radius: var(--radius-sm);
  }

  .photo-card__media .badge {
    position: absolute;
    z-index: 2;
    top: 0.7rem;
    left: 0.7rem;
  }

  @supports (background: color-mix(in oklch, white 50%, black)) {
    .photo-card__media::after {
      content: "";
      position: absolute;
      inset: 0;
      pointer-events: none;
      background: linear-gradient(
        165deg,
        color-mix(in oklch, var(--color-copper) 16%, transparent),
        transparent 46%
      );
      mix-blend-mode: multiply;
    }
  }

  .photo-card__caption {
    display: grid;
    gap: 0.2rem;
  }

  .photo-card__title {
    margin: 0;
    font-family: var(--font-display);
    font-size: var(--step-1);
    font-weight: 600;
  }

  .photo-mosaic {
    display: grid;
    gap: var(--space-md);
  }

  .photo-mosaic .photo-card:first-child .photo-card__media {
    aspect-ratio: 4 / 5;
  }

  @media (min-width: 48rem) {
    .photo-mosaic {
      grid-template-columns: 1.25fr 1fr;
      grid-template-rows: auto auto;
    }

    .photo-mosaic .photo-card:first-child {
      grid-row: span 2;
    }
  }

  .pet-avatar {
    width: 4.5rem;
    height: 4.5rem;
    border-radius: var(--radius-xs);
    border: 1px solid var(--color-line-strong);
  }

  .avatar-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    align-items: center;
  }

  .credit-list {
    display: grid;
    gap: 0.4rem;
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .credit-list li {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.8rem;
    align-items: baseline;
  }

  .credit-list__slot {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    color: var(--color-ink-soft);
  }

  @media (min-width: 60rem) {
    .hero-photo {
      aspect-ratio: 4 / 3;
      min-height: 22rem;
    }
  }

  @media (prefers-reduced-motion: no-preference) {
    .hero-photo img {
      transform-origin: 22% 68%;
      animation: hero-settle 18s var(--ease-out) both;
    }
  }

  @keyframes hero-settle {
    from { transform: scale(1.05); }
    to { transform: scale(1); }
  }

  @media (prefers-contrast: more) {
    .btn,
    .card,
    .walk-window,
    .alert,
    .field__control,
    .pet-card,
    .badge,
    .site-nav__toggle,
    .theme-toggle,
    .hero-photo,
    .photo-card__media,
    .pet-avatar {
      border-width: 2px;
    }
  }

  @media (forced-colors: active) {
    :focus-visible {
      outline: 3px solid Highlight;
    }

    .btn,
    .badge,
    .alert,
    .card,
    .pet-card,
    .walk-window,
    .site-header,
    .site-footer,
    .hero-photo,
    .photo-card__media,
    .pet-avatar {
      border: 1px solid CanvasText;
    }

    .hero-photo img,
    .photo-card__media img,
    .pet-avatar img {
      forced-color-adjust: none;
    }

    .risk__bar span,
    .day-strip__band {
      forced-color-adjust: none;
      background: CanvasText;
    }
  }

  .post-list {
    display: grid;
    gap: var(--space-md);
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .post :where(h2, h3, h4) {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: var(--leading-tight);
  }

  .post :where(h2) { font-size: var(--step-2); }
  .post :where(h3) { font-size: var(--step-1); }

  .post :where(ul, ol) {
    display: grid;
    gap: 0.35rem;
    margin: 0;
    padding-inline-start: 1.25rem;
  }

  .post :where(blockquote) {
    margin: 0;
    padding-inline-start: var(--space-md);
    border-inline-start: 3px solid var(--color-copper);
    color: var(--color-ink-soft);
  }

  .post :where(code) {
    font-family: var(--font-mono);
    font-size: 0.92em;
  }

  @media print {
    .theme-toggle,
    .site-nav__toggle,
    .nav-check,
    .skip-link {
      display: none;
    }

    .site-nav > nav,
    .nav-check:not(:checked) ~ nav {
      display: block;
      position: static;
      padding: 0;
      border: 0;
      box-shadow: none;
      background: transparent;
    }
  }
}

@layer utilities {
  .wrap {
    width: min(100%, var(--container-lg));
    margin-inline: auto;
    padding-inline: var(--space-md);
  }

  .visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
  }

  .stack {
    display: grid;
    gap: var(--space-md);
  }

  .stack > * {
    min-width: 0;
  }

  .stack--sm {
    gap: var(--space-sm);
  }

  .stack--lg {
    gap: var(--space-lg);
  }

  .cluster {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-sm);
  }

  .measure {
    max-width: var(--measure);
  }

  .lede {
    font-size: var(--step-1);
    line-height: var(--leading-snug);
    color: var(--color-ink-soft);
  }

  .eyebrow {
    margin: 0;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-copper);
  }

  .fine {
    margin: 0;
    color: var(--color-ink-soft);
    font-size: var(--step--1);
  }

  .skip-link {
    position: absolute;
    inset-inline-start: var(--space-sm);
    inset-block-start: var(--space-sm);
    z-index: var(--z-toast);
    transform: translateY(-150%);
    background: var(--color-ink);
    color: var(--color-paper);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    text-decoration: none;
  }

  .skip-link:focus {
    transform: none;
  }

  #main:focus {
    outline: none;
  }
}

@layer styleguide {
  .sg-hero {
    position: relative;
    padding-block: var(--space-lg) var(--space-xl);
  }

  .sg-hero__grid {
    display: grid;
    gap: var(--space-lg);
    align-items: end;
  }

  .sg-hero__copy {
    display: grid;
    gap: var(--space-lg);
  }

  .hero-forecast {
    position: relative;
    z-index: 1;
  }

  .sg-hero .hero-photo {
    order: -1;
  }

  @media (min-width: 60rem) {
    .sg-hero {
      padding-block: var(--space-2xl) var(--space-xl);
    }

    .sg-hero__grid {
      grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
      grid-template-areas:
        "copy photo"
        "copy forecast";
      column-gap: var(--space-xl);
      row-gap: 0;
      align-items: stretch;
    }

    .sg-hero__copy {
      grid-area: copy;
      align-self: center;
    }

    .sg-hero .hero-photo {
      grid-area: photo;
      order: 0;
    }

    .hero-forecast {
      grid-area: forecast;
      margin-top: -4.25rem;
      margin-inline: var(--space-lg) var(--space-md);
    }

    .sg-hero--home .sg-hero__grid {
      grid-template-areas: "copy stage";
      align-items: center;
    }

    .sg-hero--home .hero-stage {
      display: grid;
      grid-area: stage;
      align-items: start;
    }

    .sg-hero--home .hero-photo,
    .sg-hero--home .hero-forecast {
      grid-area: auto;
      order: 0;
    }

    .sg-hero--home .hero-photo__credit {
      display: none;
    }

    .sg-hero--home .hero-stage__credit {
      display: block;
    }
  }

  .hero-stage {
    display: contents;
  }

  .hero-stage__credit {
    display: none;
    margin: var(--space-md) 0 0;
    max-width: 40rem;
    color: var(--color-ink-soft);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    line-height: 1.45;
  }

  .station-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem 1rem;
    padding-block: var(--space-sm);
    border-block: 1px solid var(--color-line);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-ink-soft);
  }

  .station-strip span {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
  }

  .station-strip span + span::before {
    content: "";
    width: 0.35rem;
    height: 0.35rem;
    border-radius: 50%;
    background: var(--color-copper);
  }

  .sg-toc {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    padding-block: var(--space-md);
  }

  .sg-toc a {
    display: inline-flex;
    align-items: center;
    min-height: 3rem;
    padding-inline: 0.75rem;
    border: 1px solid var(--color-line);
    border-radius: var(--radius-pill);
    color: var(--color-ink);
    text-decoration: none;
    background: var(--color-surface);
  }

  .sg-toc a:hover {
    border-color: var(--color-copper);
    color: var(--color-ink);
  }

  .sg-section {
    padding-block: var(--space-3xl);
  }

  .sg-section + .sg-section {
    border-top: 1px solid var(--color-line);
  }

  .sg-index {
    font-family: var(--font-mono);
    font-size: var(--step-0);
    letter-spacing: 0.14em;
    color: var(--color-copper);
  }

  .rule {
    transform-origin: left center;
  }

  @supports (animation-timeline: view()) {
    @media (prefers-reduced-motion: no-preference) {
      .sg-section .rule {
        animation: sg-draw linear both;
        animation-timeline: view();
        animation-range: entry 0% cover 22%;
      }
    }
  }

  @keyframes sg-draw {
    from { transform: scaleX(0.15); }
    to { transform: scaleX(1); }
  }

  .swatches,
  .token-grid,
  .icon-grid,
  .pet-grid {
    display: grid;
    gap: var(--space-sm);
    list-style: none;
  }

  .swatches {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 9.5rem), 1fr));
  }

  .swatches li,
  .token-grid li {
    display: grid;
    gap: 0.35rem;
    align-content: start;
  }

  .swatch {
    display: block;
    height: 4.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-line-strong);
  }

  .swatch[data-swatch="paper"] { background: var(--color-paper); }
  .swatch[data-swatch="surface"] { background: var(--color-surface); }
  .swatch[data-swatch="ink"] { background: var(--color-ink); }
  .swatch[data-swatch="copper"] { background: var(--color-copper); }
  .swatch[data-swatch="aspen"] { background: var(--color-aspen); }
  .swatch[data-swatch="amber"] { background: var(--color-amber); }
  .swatch[data-swatch="sky"] { background: var(--color-sky); }
  .swatch[data-swatch="heat"] { background: var(--color-heat); }
  .swatch[data-swatch="frost"] { background: var(--color-frost); }
  .swatch[data-swatch="smoke"] { background: var(--color-smoke); }

  .swatch__name {
    font-weight: 700;
  }

  .swatch__meta,
  .type-row__meta,
  .space-demo__label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-ink-soft);
  }

  .type-sample--5 { font-family: var(--font-display); font-weight: 600; font-size: var(--step-5); line-height: var(--leading-tight); }
  .type-sample--3 { font-family: var(--font-display); font-weight: 600; font-size: var(--step-3); line-height: var(--leading-tight); }
  .type-sample--1 { font-family: var(--font-display); font-style: italic; font-weight: 500; font-size: var(--step-1); }
  .type-sample-body { font-size: var(--step-0); }
  .type-sample-mono { font-family: var(--font-mono); font-size: var(--step-0); }

  .space-demo {
    display: grid;
    gap: 0.25rem;
  }

  .space-demo i {
    display: block;
    height: 0.7rem;
    background: var(--color-copper);
    border-radius: var(--radius-pill);
  }

  .space-demo--xs i { width: var(--space-xs); }
  .space-demo--sm i { width: var(--space-sm); }
  .space-demo--md i { width: var(--space-md); }
  .space-demo--lg i { width: var(--space-lg); }
  .space-demo--xl i { width: var(--space-xl); }
  .space-demo--2xl i { width: var(--space-2xl); }

  .radius-row,
  .shadow-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 8rem), 1fr));
    gap: var(--space-sm);
  }

  .radius-row div,
  .shadow-row div {
    min-height: 4.5rem;
    display: grid;
    place-items: center;
    background: var(--color-surface);
    border: 1px solid var(--color-line);
    font-family: var(--font-mono);
    font-size: 0.75rem;
  }

  .radius-row .r-xs { border-radius: var(--radius-xs); }
  .radius-row .r-sm { border-radius: var(--radius-sm); }
  .radius-row .r-md { border-radius: var(--radius-md); }
  .radius-row .r-lg { border-radius: var(--radius-lg); }
  .radius-row .r-pill { border-radius: var(--radius-pill); }
  .shadow-row .s-sm { box-shadow: var(--shadow-sm); }
  .shadow-row .s-md { box-shadow: var(--shadow-md); }
  .shadow-row .s-lg { box-shadow: var(--shadow-lg); }

  .split {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
    gap: var(--space-lg);
  }

  .callout {
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    border: 1px solid var(--color-line);
  }

  .callout--do {
    box-shadow: inset 4px 0 0 var(--color-aspen);
  }

  .callout--dont {
    box-shadow: inset 4px 0 0 var(--color-heat);
  }

  .callout h3 {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
  }

  .callout--do h3 { color: var(--color-aspen); }
  .callout--dont h3 { color: var(--color-heat); }

  .offbrand {
    display: inline-flex;
    align-items: center;
    min-height: 3rem;
    padding: 0.65rem 1rem;
    border: 0;
    border-radius: 999px;
    background: #5b3cc4;
    color: #fff;
    font-weight: 700;
  }

  .plate-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
    gap: var(--space-md);
  }

  .plate {
    display: grid;
    gap: var(--space-md);
    justify-items: start;
    align-content: center;
    min-height: 10rem;
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-line-strong);
  }

  .plate--light {
    color-scheme: light;
    background: var(--paper-l);
    color: var(--ink-l);
    --color-ink: var(--ink-l);
    --color-ink-soft: var(--ink-soft-l);
    --color-ink-faint: var(--ink-faint-l);
    --color-paper: var(--paper-l);
    --color-surface: var(--paper-l);
    --color-copper: var(--copper-l);
  }

  .plate--dark {
    color-scheme: dark;
    background: var(--paper-d);
    color: var(--ink-d);
    --color-ink: var(--ink-d);
    --color-ink-soft: var(--ink-soft-d);
    --color-ink-faint: var(--ink-faint-d);
    --color-paper: var(--paper-d);
    --color-surface: var(--paper-d);
    --color-copper: var(--copper-d);
  }

  .plate img {
    width: 5rem;
    height: 5rem;
  }

  .icon-grid {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 6.5rem), 1fr));
  }

  .icon-grid li {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    padding: var(--space-sm);
    border: 1px solid var(--color-line);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    font-family: var(--font-mono);
    font-size: 0.75rem;
  }

  .pet-grid {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  }

  .specimen {
    display: grid;
    gap: var(--space-md);
    padding: var(--space-md);
    border: 1px dashed var(--color-line-strong);
    border-radius: var(--radius-md);
  }

  .token-table td:first-child {
    font-family: var(--font-mono);
    font-size: 0.75rem;
  }
}