:root {
  --bg: #f5f4f1;
  --fg: #111;
  --muted: #8a867e;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111110;
    --fg: #f5f4f1;
    --muted: #7d7a74;
  }
}

* {
  box-sizing: border-box;
  margin: 0;
}

html,
body {
  height: 100%;
}

body {
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background: var(--bg);
  color: var(--fg);
  font-family: 'Newsreader', Georgia, serif;
  -webkit-font-smoothing: antialiased;
}

#grain {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

main {
  position: relative;
  text-align: center;
  animation: rise 1.2s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}

h1 {
  font-weight: 400;
  font-size: clamp(3rem, 11vw, 7.5rem);
  line-height: 1;
  letter-spacing: -0.02em;
}

nav {
  display: flex;
  justify-content: center;
  gap: 2.25rem;
  margin-top: 1.75rem;
  font-size: 1.3rem;
}

nav a {
  position: relative;
  padding-bottom: 0.15em;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.3s ease;
}

nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s cubic-bezier(0.2, 0.7, 0.2, 1);
}

nav a:hover,
nav a:focus-visible {
  color: var(--fg);
  outline: none;
}

nav a:hover::after,
nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(0.75rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  main {
    animation: none;
  }

  nav a,
  nav a::after {
    transition: none;
  }
}