/* Basisfarben und Hintergründe */
:root {
    --body-bgcolor: #f8f9fa;
    --headline-color: #333;
    --gradient-start: #e0eafc;
    --gradient-end: #cfdef3;
    --button-hover-scale: 1.05;
}

body {
    background-color: var(--body-bgcolor);
    font-family: 'Roboto', sans-serif;
    height: 100vh;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Container-Stile */
.container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

/* Kartenstil */
.card {
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
    border: none;
    border-radius: 15px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
    text-align: center;
    padding: 2rem;
    width: 100%;
    max-width: 44rem;
}

/* Überschrift */
h3 {
    /* font-family: 'Shadows Into Light', cursive; */
    font-size: 2.5rem;
    color: var(--headline-color);
    margin-bottom: 1.5rem;
}

/* Button-Stile */
.btn-primary {
    font-size: 1.5rem;
    padding: 0.75rem 2rem;
    border-radius: 10px;
    font-weight: bold;
    transition: transform 0.2s;
}

.btn-primary:hover {
    transform: scale(var(--button-hover-scale));
}

/* Spezielle Textstile */
.special-by {
    font-style: italic;
    font-family: 'Shadows Into Light', cursive;
    color: #999;
}

.special-RD {
    font-style: italic;
    font-family: 'Shadows Into Light', cursive;
}

/* Trennlinie */
hr {
    width: 50%;
    margin: 1.5rem auto;
    border: 0;
    border-top: 3px solid #007bff;
    opacity: 0.3;
}