body {
    margin: 0;
    font-family: 'Segoe UI', Arial, sans-serif;
    background-color: #0b132b;
    color: white;
    text-align: center;
}

.container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.logo {
    max-width: 150px;
    margin-bottom: 20px;
}

h1 {
    font-size: 3rem;
    margin: 0;
}

.tagline {
    font-size: 1.2rem;
    color: #5bc0be;
    margin: 10px 0;
}

.description {
    max-width: 500px;
    margin: 15px auto;
    font-size: 1rem;
    color: #d9d9d9;
}

.contact-btn {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 30px;
    background: #5bc0be;
    color: #0b132b;
    font-weight: bold;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s;
}

.contact-btn:hover {
    background: #3a9f9d;
}