* {
    box-sizing: border-box;
    font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body {
    margin: 0;
    background: #eef7fb;
    color: #1f2d3a;
}

header {
    text-align: center;
    padding: 32px 16px 16px;
}

header img {
    max-width: 260px;
    width: 100%;
    border-radius: 18px;
    display: block;
    margin: 0 auto;
}


.container {
    max-width: 1080px;
    margin: auto;
    padding: 24px 16px 64px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
}

.card {
    background: #ffffff;
    border-radius: 18px;
    padding: 28px;
    box-shadow: 0 10px 25px rgba(0, 60, 90, 0.25);
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(0, 60, 90, 0.35);
}

.card h2 {
    margin-top: 0;
    font-size: 24px;
    color: #123b4a;
}

.card p {
    font-size: 16px;
    color: #4f6b7a;
    line-height: 1.5;
}

/* Content-Seiten */
.content-card {
    background: #fff;
    border-radius: 18px;
    padding: 32px;
    box-shadow: 0 10px 25px rgba(0,60,90,0.25);
}

.back-link {
    display: inline-block;
    margin-bottom: 24px;
    color: #0f4c75;
    text-decoration: none;
    font-weight: 600;
}

.back-link:hover {
    text-decoration: underline;
}

.content-image {
    width: 100%;
    max-width: 1080px;
    height: auto;
    display: block;
    margin: 24px auto;
    border-radius: 12px;
}