:root {
  --ink: #000;
  --surface: #121212;
  --text: #fff;
  --text-2: rgb(255 255 255 / 0.64);
  --red: #fe2c55;
  --cyan: #25f4ee;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--ink);
  color: var(--text);
  font: 17px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}

main {
  width: min(100%, 36rem);
  margin: 0 auto;
  padding: 3rem 1.5rem 2rem;
  flex: 1;
}

.logo {
  height: 2.25rem;
  margin-bottom: 3rem;
}

h1 {
  font-size: clamp(2.25rem, 8vw, 3.25rem);
  line-height: 1.05;
  margin: 0 0 1rem;
}

h2 {
  font-size: 1.25rem;
  margin: 2.5rem 0 0.5rem;
}

p,
li {
  color: var(--text-2);
}

a {
  color: var(--cyan);
}

.button {
  display: inline-block;
  margin: 1.5rem 0 0.5rem;
  padding: 0.9rem 1.6rem;
  border-radius: 999px;
  background: var(--red);
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
}

.card {
  background: var(--surface);
  border-radius: 1.25rem;
  padding: 1.25rem 1.5rem;
  margin-top: 1.5rem;
}

footer {
  width: min(100%, 36rem);
  margin: 0 auto;
  padding: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-2);
}