* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.age-label-card {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 450px;
    text-align: center;
    
}

h1 { color: #333; font-size: 2.2rem; margin-bottom: 10px; }
.subtitle { color: #666; margin-bottom: 30px; font-size: 0.9rem; }

.input-group { text-align: left; margin-bottom: 20px; }
.input-group label { display: block; margin-bottom: 8px; font-weight: 600; color: #555; }

input[type="date"] {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 10px;
    font-size: 1rem;
    outline: none;
}

input[type="date"]:focus { border-color: #764ba2; }

small { display: none; color: #ff4d4d; font-size: 0.8rem; margin-top: 5px; }

button {
    width: 100%;
    background: #764ba2;
    color: white;
    border: none;
    padding: 15px;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s;
    margin-bottom: 30px;
}

button:hover { background: #5a368a; transform: translateY(-2px); }

.results { display: flex; justify-content: space-between; gap: 15px; }
.result-box { flex: 1; background: #f8f9fa; padding: 15px 5px; border-radius: 12px; }
.result-box span { display: block; font-size: 1.8rem; font-weight: 800; color: #764ba2; }
.result-box p { font-size: 0.7rem; color: #888; text-transform: uppercase; }