:root {
  color-scheme: dark;
}

html {
  background-color: var(--color-background);
}

body {
  min-height: 100vh;

  background-color: var(--color-background);
  color: var(--color-text-primary);

  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
}

p {
  color: var(--color-text-secondary);
}

a {
  color: inherit;
}

::selection {
  background-color: var(--color-accent-soft);
  color: var(--color-text-primary);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}

.content-section {
  display: grid;
  align-items: center;

  min-height: 100vh;
  min-height: 100svh;

  padding: var(--section-spacing) var(--page-padding);

  border-top: var(--border-width) solid var(--color-border);
}

.content-section__inner {
  width: min(100%, var(--content-max-width));

  margin-inline: auto;
}

.content-section__eyebrow {
  margin-bottom: var(--space-4);

  color: var(--color-accent);

  font-family: var(--font-family-mono);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.content-section__title {
  width: fit-content;

  font-size: clamp(3rem, 10vw, 8rem);
  font-weight: var(--font-weight-medium);
  letter-spacing: -0.06em;
}

/*
 * Programmatic focus targets
 */

#main-content:focus,
.content-section:focus {
  outline: none;
}

.content-section:focus-visible .content-section__title {
  outline: 2px solid var(--color-accent);

  outline-offset: var(--space-3);

  border-radius: var(--radius-sm);
}

.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;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}