:root {
  --bg-color: #f0fdf4;
  --card-bg: #ffffff;
  --text-primary: #064e3b;
  --text-secondary: #065f46;
  --accent: #10b981;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "Segoe UI", sans-serif;
}

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-color);
  color: var(--text-primary);
}

.card {
  background: var(--card-bg);
  padding: 1.5rem 2rem;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(5, 150, 105, 0.20);
  text-align: center;
  max-width: 320px;
  width: 100%;
}

.emoji {
  font-size: 3rem;
  margin-bottom: 1rem;
}

h1 {
  font-size: 1.5rem;
}