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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    color: #fff;
    padding: 2rem;
}

main {
    text-align: center;
    max-width: 640px;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

p {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 2.5rem;
}

.cta {
    display: inline-block;
    padding: 0.9rem 2.4rem;
    background: #6c63ff;
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-size: 1.05rem;
    font-weight: 600;
    transition: background 0.2s, transform 0.2s;
}

.cta:hover {
    background: #574fd6;
    transform: translateY(-2px);
}