:root {
  --color-bg: #ffffff;
  --color-page: #f1f1f3;
  --color-bg-subtle: #f7f7f8;
  --color-bg-muted: #ececef;
  --color-border: #e4e4e8;
  --color-border-strong: #cfcfd6;
  --color-text: #0b0b0c;
  --color-text-muted: #62636d;
  --color-text-faint: #9a9ba5;
  --color-black: #0b0b0c;
  --color-black-soft: #1c1c1f;
  --color-black-line: #2c2c31;

  /* Bright orange is a fill colour: text on it is black (7.4:1). For orange
     text on white use --color-primary-text, which keeps AA contrast. */
  --color-primary: #ff6b00;
  --color-primary-hover: #e85f00;
  --color-primary-text: #c24e00;
  --color-primary-bg: #fff0e5;
  --color-on-primary: #0b0b0c;

  --color-success: #15803d;
  --color-success-bg: #e6f4ea;
  /* Only orange, black, grey and white, plus green and red for status:
     "warning" is the orange tint, "info" (something to do) is black. */
  --color-warning: #c24e00;
  --color-warning-bg: #fff0e5;
  --color-danger: #c81e1e;
  --color-danger-bg: #fdecec;
  --color-info: #0b0b0c;
  --color-info-bg: #ececef;
  --color-neutral-bg: #ececef;

  --font-sans:
    "Mulish", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 32px;

  --shadow-sm: 0 1px 2px rgba(11, 11, 12, 0.04);
  --shadow-md: 0 1px 2px rgba(11, 11, 12, 0.04), 0 8px 24px rgba(11, 11, 12, 0.06);
  --shadow-lg: 0 24px 48px -12px rgba(11, 11, 12, 0.18);

  --container: 1200px;
  --container-narrow: 720px;
  --header-height: 80px;
}

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

[hidden] {
  display: none !important;
}

html {
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  scroll-padding-top: calc(var(--header-height) + var(--space-4));
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-page);
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
}

h1,
h2,
h3,
h4 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-3);
  color: var(--color-text);
}

h1 {
  font-size: 30px;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 22px;
  margin-top: var(--space-6);
}

h3 {
  font-size: 17px;
  margin-top: var(--space-5);
}

h4 {
  font-size: 15px;
}

p {
  margin: 0 0 var(--space-4);
}

a {
  color: var(--color-primary-text);
  font-weight: 500;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

strong {
  font-weight: 700;
}

small {
  color: var(--color-text-muted);
  font-size: 13px;
}

ul,
ol {
  margin: 0 0 var(--space-4);
  padding-left: var(--space-5);
}

code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--color-bg-muted);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  overflow-wrap: anywhere;
}

:focus-visible {
  outline: 3px solid rgba(255, 107, 0, 0.45);
  outline-offset: 2px;
}

::selection {
  background: var(--color-primary);
  color: var(--color-on-primary);
}