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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}

.container {
    text-align: center;
    padding: 2rem;
    max-width: 600px;
}

header h1 {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
    letter-spacing: -1px;
}

.tagline {
    font-size: 1.5rem;
    opacity: 0.9;
    font-weight: 300;
    margin-bottom: 3rem;
}

.intro {
    margin: 3rem 0;
}

.intro p {
    font-size: 1.2rem;
    line-height: 1.6;
    opacity: 0.95;
}

.cta {
    margin: 3rem 0;
}

.button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: white;
    color: #667eea;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

footer {
    margin-top: 4rem;
    opacity: 0.7;
    font-size: 0.9rem;
}

@media (max-width: 600px) {
    header h1 {
        font-size: 2.5rem;
    }
    
    .tagline {
        font-size: 1.2rem;
    }
}