.site-title {
    color: #ffffff;
    font-size: 48px;
    font-weight: 700;
    text-align: center;
    text-shadow: 0 0 12px rgba(0,0,0,0.7);
    margin: 0;
    padding: 20px 40px;
}
.chapter-title {
    color: #ffffff;
    font-size: 32px;
    font-weight: 400;
    text-align: center;
    text-shadow: 0 0 10px rgba(0,0,0,0.6);
    margin: 10px 0 0 0;
}
.header-overlay {
    background: rgba(0,0,0,0.35); /* Transparenz */
    padding: 40px 0;
    text-align: center;
    border-radius: 8px;
}