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

html {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  background-color: var(--color-bone);
  color: var(--color-text);
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  font-weight: var(--font-weight-regular);
  font-size: var(--font-size-base);
  line-height: 1.5;
  letter-spacing: -0.005em;
  font-feature-settings: "ss01", "cv11";
  overscroll-behavior: none;
  height: 100vh;
  user-select: none;
  -webkit-user-select: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Paper grain overlay */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: var(--grain);
  background-size: 200px 200px;
  opacity: 0.4;
  pointer-events: none;
  z-index: 0;
  mix-blend-mode: multiply;
}

main, body > * {
  position: relative;
  z-index: 1;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--font-weight-light);
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0;
  color: var(--color-ink);
}

p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

::selection {
  background: var(--color-accent);
  color: var(--color-cream);
}

input, textarea, button, select {
  font-family: var(--font-sans);
  font-weight: var(--font-weight-regular);
  font-size: var(--font-size-base);
  color: var(--color-ink);
}

input, textarea, select {
  background: var(--color-cream);
  border: 1px solid var(--color-mist);
  border-radius: var(--border-radius-base);
  padding: 0.625rem 0.875rem;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
}

input:hover, textarea:hover, select:hover {
  border-color: var(--color-stone);
}

input:focus, textarea:focus, select:focus {
  border-color: var(--color-ink);
  background: var(--color-white);
  box-shadow: 0 0 0 3px var(--color-fog);
}

::placeholder {
  color: var(--color-stone);
}

*:focus { outline: none; }
*:focus-visible { outline: none; }

.display {
  font-family: var(--font-display);
  font-variation-settings: var(--display-axes);
  font-weight: 300;
  letter-spacing: -0.035em;
  line-height: 0.95;
}

.display--tight {
  font-variation-settings: var(--display-axes-tight);
  letter-spacing: -0.02em;
}

.mono {
  font-family: var(--font-mono);
  font-feature-settings: "tnum", "zero";
  letter-spacing: -0.01em;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: var(--font-weight-medium);
  color: var(--color-graphite);
}

.serif-italic {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: var(--font-weight-regular);
}

@media (max-width: 64rem) {
  main {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }
}