:root {
  --color-bg: hsl(80 50 10 / 0.5);
  --color-text: hsl(80 50 90);
  --color-button: hsl(80 50 5 / 0.9);
  --color-border: hsl(80 50 90 / 0.9);
}

body {
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-weight: 400;
  font-style: normal;
}

body {
  height: 100dvh;
  background-color: black;
  background-image: radial-gradient(transparent, black),
    linear-gradient(var(--color-bg)), url("/images/longexpo.webp");
  background-size: cover;
  background-repeat: no-repeat;
}

main {
  height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 2rem;
}

nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1rem;
}

h1 {
  width: 100%;
  text-align: center;
  font-size: 6rem;
  color: var(--color-text);
}

a {
  white-space: nowrap;
  font-size: 1rem;
  color: var(--color-text);
  background-color: var(--color-button);
  text-decoration: none;
  padding: 1rem 2rem;
  border-radius: 12px;
}

a.signup {
  font-size: 1.5rem;
  padding: 1.25rem 2rem;
  border: 4px solid var(--color-border);
  box-shadow: 4px 8px 8px hsl(0 0 0 / 0.5);
}