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

html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-ui);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  text-decoration-color: var(--color-border);
  transition: text-decoration-color var(--transition-fast) ease;
}

a:hover {
  text-decoration-color: var(--color-text);
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 3px;
}

h1,
h2,
h3,
p,
ul,
ol {
  margin: 0;
}

.skip-link {
  position: absolute;
  left: var(--space-md);
  top: -4rem;
  z-index: 20;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.skip-link:focus {
  top: var(--space-md);
}

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