/* --------------------------
   Global Styles
--------------------------- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, #0a0a0a, #1a0a4a); /* Schwarz → Indigo */
    color: #e0e0ff; /* heller Text für Kontrast */
    line-height: 1.6;
    min-height: 100vh;
}

/* --------------------------
   Header
--------------------------- */
header {
    text-align: center;
    padding: 2rem 1rem;
    background: linear-gradient(90deg, #1a0a4a, #0a0a0a);
    border-bottom: 2px solid #4b3e99;
}

header h1 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
    color: #c0c0ff;
    text-shadow: 0 0 10px #4b3e99;
}

header p {
    font-size: 1.2rem;
    color: #b0b0ff;
}

/* --------------------------
   Navigation
--------------------------- */
nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    background-color: #0a0a2a;
    padding: 1rem 0;
    border-bottom: 2px solid #4b3e99;
}

nav a {
    text-decoration: none;
    color: #e0e0ff;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
}

nav a:hover {
    background: #4b3e99;
    color: #ffffff;
    transform: scale(1.05);
}

/* --------------------------
   Main Content
--------------------------- */
main {
    max-width: 1000px;
    margin: 2rem auto;
    padding: 1rem;
}

main h2 {
    color: #b0b0ff;
    margin-bottom: 1rem;
    border-left: 5px solid #4b3e99;
    padding-left: 0.5rem;
}

main p, main li {
    margin-bottom: 1rem;
}

/* --------------------------
   Cards Section
--------------------------- */
.cards {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
}

.card {
    background: linear-gradient(145deg, #1a0a4a, #0a0a2a);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(75, 62, 153, 0.7);
    flex: 1 1 250px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 25px rgba(75, 62, 153, 1);
}

.card h3 {
    color: #c0c0ff;
    margin-bottom: 0.5rem;
}

/* --------------------------
   Footer
--------------------------- */
footer {
    text-align: center;
    padding: 1.5rem;
    background-color: #0a0a2a;
    border-top: 2px solid #4b3e99;
    color: #b0b0ff;
    margin-top: 2rem;
}

/* --------------------------
   Responsive
--------------------------- */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
    }
}