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

body {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: #1a1a2e;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card {
  background: #fff;
  border-radius: 16px;
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 360px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.card img {
  height: 36px;
}

.card p {
  font-size: 0.875rem;
  color: #64748b;
}

.button {
  display: inline-block;
  padding: 0.7rem 2rem;
  font-size: 0.925rem;
  font-weight: 600;
  color: #fff;
  background: #1a1a2e;
  border-radius: 8px;
  text-decoration: none;
  transition: background 150ms, box-shadow 150ms;
}

.button:hover {
  background: #2d2d4e;
  box-shadow: 0 6px 20px rgba(26,26,46,0.3);
}