:root {
    --bg: #fff;
    --text: #000;
    --card: #f3f3f3;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0c0c0c;
        --text: #fff;
        --card: #1a1a1a;
    }
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
}

.hero {
    padding: 80px 20px;
    text-align: center;
}

.big-title {
    text-align: center;
    font-size: 40px;
    margin-top: 20px;
    margin-bottom: 40px;
}

.section {
    max-width: 900px;
    margin: 40px auto;
    padding: 20px;
}

.grid {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.card {
    padding: 20px;
    border-radius: 14px;
    background: var(--card);
    color: var(--text);
    text-decoration: none;
    transition: 0.2s;
}

.card:hover {
    transform: scale(1.03);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

input, textarea {
    padding: 12px;
    border-radius: 10px;
    border: 1px solid #ccc;
    font-size: 16px;
}

button {
    padding: 14px;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    background: #007aff;
    color: white;
    font-size: 17px;
}

button:hover {
    opacity: 0.85;
}

footer {
    text-align: center;
    padding: 30px;
    opacity: 0.8;
}

.social {
    margin-top: 10px;
    display: flex;
    gap: 20px;
    justify-content: center;
}

.social a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    transition: 0.2s;
}


.profilbild {
    width: 240px;
    height: 240px;
    border-radius: 50%;
    object-fit: cover;
    display: block;
    margin: 20px auto;
}





.social a:hover {
    opacity: 0.7;
}

.project-img {
    width: 100%;
    border-radius: 10px;
    margin: 20px 0;
}

.back {
    display: inline-block;
    padding: 10px 14px;
    background: #007aff;
    color: white;
    border-radius: 8px;
    text-decoration: none;
    margin: 20px;
}
.back:hover {
    opacity: 0.85;
}