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

html {
  -webkit-text-size-adjust: 100%;
  accent-color: var(--tide);
  scrollbar-color: var(--tide) var(--fog);
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  margin: 0;
  background: var(--fog);
  color: var(--ink);
  font-family: var(--font);
  font-size: var(--fs-1);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

h1 {
  font-size: var(--fs-h2);
  line-height: 1.04;
  letter-spacing: -0.035em;
}
h2 {
  font-size: var(--fs-h2);
  line-height: 1.1;
  letter-spacing: -0.03em;
}
h3 {
  font-size: var(--fs-3);
  line-height: 1.2;
}

p {
  margin: 0;
  max-width: 68ch;
  text-wrap: pretty;
}

a {
  color: var(--tide);
  text-underline-offset: 0.2em;
}
a:hover {
  color: var(--tide-dark);
}

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

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

:focus-visible {
  outline: 3px solid var(--tide);
  outline-offset: 3px;
  border-radius: 4px;
}

[hidden] {
  display: none !important;
}

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

.skip-link {
  position: absolute;
  left: var(--gutter);
  top: -4rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--ink);
  color: var(--surface);
  border-radius: var(--r-control);
}
.skip-link:focus {
  top: 0.5rem;
  color: var(--surface);
}

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

::selection {
  background: var(--amber);
  color: var(--ink);
}
input,
textarea {
  caret-color: var(--tide);
}