body {
    margin: 0;
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #0a0f2c, #1a1f4d);
    color: white;
    text-align: center;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

header {
    padding: 50px 20px;
}

h1 {
    font-size: clamp(1.8rem, 5vw, 3rem);
    margin-bottom: 10px;
}

p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: auto;
    opacity: 0.8;
    padding: 50px;
}

.cta-btn {
    margin-top: 20px;
    padding: 12px 25px;
    background: #ffcc00;
    color: #000;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: 0.3s;
}

.cta-btn:hover {
    background: #e2b200;
}