/* Grundformatierung */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
    color: #24313f;
    background-color: #f5f7f9;
}

/* Einheitliche Inhaltsbreite */
.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
}

/* Kopfbereich */
header {
    background-color: #17324d;
    color: white;
    padding: 70px 0;
    text-align: center;
}

header h1 {
    font-size: 3rem;
    margin-bottom: 10px;
}

header p {
    font-size: 1.25rem;
    color: #d9e4ee;
}

/* Navigation */
nav {
    background-color: #10263a;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

nav li {
    margin: 0;
}

nav a {
    display: block;
    color: white;
    text-decoration: none;
    padding: 18px 22px;
    transition: background-color 0.3s ease;
}

nav a:hover {
    background-color: #2d6f9f;
}

/* Hauptinhalt */
main {
    padding: 50px 0;
}

section {
    background-color: white;
    margin-bottom: 30px;
    padding: 35px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

section h2 {
    color: #17324d;
    margin-bottom: 18px;
    font-size: 2rem;
    border-bottom: 3px solid #2d6f9f;
    padding-bottom: 10px;
}

section p {
    margin-bottom: 15px;
}

section ul {
    padding-left: 25px;
}

section li {
    margin-bottom: 10px;
}

/* Kontaktbereich */
#contact {
    background-color: #eaf1f6;
}

/* Fussbereich */
footer {
    background-color: #10263a;
    color: white;
    text-align: center;
    padding: 25px 0;
    margin-top: 20px;
}

/* Darstellung auf Smartphones */
@media (max-width: 768px) {
    header {
        padding: 45px 0;
    }

    header h1 {
        font-size: 2.2rem;
    }

    header p {
        font-size: 1rem;
    }

    nav ul {
        flex-direction: column;
        text-align: center;
    }

    nav a {
        padding: 12px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    main {
        padding: 25px 0;
    }

    section {
        padding: 25px 20px;
    }

    section h2 {
        font-size: 1.6rem;
    }
}