:root {
  --bg: #030508;
  --blue-deep: rgba(10, 27, 56, 0.58);
  --blue-mid: rgba(7, 19, 41, 0.46);
  --blue-fade: rgba(5, 11, 24, 0.18);
  --text: #f3f3f3;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(circle at 18% 20%, var(--blue-deep) 0%, transparent 34%),
    radial-gradient(circle at 82% 18%, var(--blue-mid) 0%, transparent 30%),
    radial-gradient(circle at 50% 78%, var(--blue-fade) 0%, transparent 42%),
    radial-gradient(circle at 50% 50%, rgba(4, 10, 20, 0.28) 0%, transparent 58%),
    linear-gradient(180deg, #020407 0%, var(--bg) 100%);
  color: var(--text);
  font-family: "Helvetica Neue", "Segoe UI", sans-serif;
}

.hero {
  align-items: center;
  display: flex;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem;
}

.hero__title {
  font-size: clamp(3rem, 9vw, 6rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1;
  margin: 0;
  text-align: center;
}

@media (max-width: 700px) {
  .hero {
    align-items: center;
    padding: 1.5rem;
  }

  .hero__title {
    font-size: clamp(2.5rem, 14vw, 4rem);
  }
}