*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  background: var(--surface-page-canvas);
  color: var(--color-carbon-ink);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  font-weight: var(--font-weight-regular);
  min-height: 100vh;
  min-height: 100dvh;
}

::selection {
  background: var(--color-chalk);
  color: var(--color-carbon-ink);
}

a { color: var(--color-graphite); text-decoration: underline; text-underline-offset: 3px; transition: color 0.2s ease; }
a:hover { color: var(--color-carbon-ink); }

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

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

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

.container {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-24);
}

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

@media (max-width: 640px) {
  .container { padding: 0 var(--spacing-16); }
}