:root {
  --bg: #1e2d4eff;
  --bg-accent: #000;
  --text: #eee;
  --muted: #94a3b8;
  --primary: #1e2d4eff;
}

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

body {
  min-height: 100vh;
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  background: linear-gradient(180deg, var(--bg), var(--bg-accent));
  color: var(--text);
  display: flex;
  flex-direction: column;
}

main {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

img.logo {
  width: 100%;
  height: auto;
  margin-bottom: 1.5rem;
}

.hero {
  max-width: 640px;
}

.hero h1 {
  font-size: clamp(2.2rem, 6vw, 3.2rem);
  margin-bottom: 1rem;
}

.tagline {
  font-size: 1.2rem;
  color: var(--muted);
  margin-bottom: 2.5rem;
}

.cta {
  display: inline-block;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  background-color: var(--primary);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease;
}

.cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(56, 189, 248, 0.35);
}

footer {
  padding: 1rem 2rem;
  display: flex;
  justify-content: center;
  font-size: 0.9rem;
}

footer a {
  color: var(--muted);
  text-decoration: none;
}

footer a:hover {
  color: var(--primary);
}