/* Dezentes, professionelles Farbschema */
:root {
    --primary-color: #2c3e50; /* Dunkles Blau-Grau */
    --secondary-color: #7f8c8d; /* Graublau */
    --accent-color: #1abc9c; /* Türkis als dezenter Akzent */
    --background-light: #f9f9f9; /* Sehr helles Grau für Hintergrund */
    --text-color: #222; /* Sehr dunkles Grau für Text */
}

body {
    margin-top: 0;
    background-color: var(--background-light);
    color: var(--text-color);
    font-family: Arial, sans-serif;
}

.navbar {
    background-color: white;
    border-bottom: 1px solid #ddd;
}

.navbar-brand {
    font-weight: bold;
    color: var(--primary-color) !important;
}

.navbar-nav .nav-link {
    color: var(--primary-color) !important;
}

.navbar-nav .nav-link:hover {
    color: var(--accent-color) !important;
}

h1, h2 {
    color: var(--primary-color);
}

a {
    color: var(--primary-color);
    text-decoration: none;
}

a:hover {
    color: var(--accent-color);
}

.btn-primary {
    background-color: var(--primary-color);
    border: none;
    color: white;
}

.btn-primary:hover {
    background-color: var(--secondary-color);
}

.card {
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 10px;
    box-shadow: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}


.card-title {
    color: var(--primary-color);
}

footer {
    background-color: white;
    color: var(--text-color);
    border-top: 1px solid #ddd;
    padding: 15px 0;
    text-align: center;
}

@media (max-width: 768px) {
    .about-section {
        flex-direction: column;
    }

    .about-section img {
        margin-bottom: 20px;
    }
}