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

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    line-height: 1.6;
    color: #2b2b2b;
    background: #f7f7f9;
}

.page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: #1f3a93;
    color: #fff;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
}

.nav a {
    color: #fff;
    text-decoration: none;
    margin-left: 1rem;
}

.nav a:hover {
    text-decoration: underline;
}

.site-main {
    flex: 1;
    padding: 3rem 2rem;
    max-width: 60rem;
    width: 100%;
    margin: 0 auto;
}

.site-main h1 {
    margin-bottom: 1rem;
    color: #1f3a93;
}

.hero {
    background: #f4f4f6;
    border: 3px solid #d9d9de;
    border-radius: 8px;
    padding: 2rem;
    margin-top: 1rem;
}

.hero p {
    text-align: justify;
    text-justify: inter-word;
    margin-bottom: 0.75rem;
}

.hero p:last-child {
    margin-bottom: 0;
}

.kategorien {
    margin-top: 2rem;
}

.kategorien > h1 {
    margin-bottom: 0.5rem;
    color: #1f3a93;
}

.kategorien-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.kategorie-card {
    display: block;
    padding: 1rem 1.25rem;
    background: #f4f4f6;
    border: 3px solid #d9d9de;
    border-radius: 8px;
    text-decoration: none;
    color: #2b2b2b;
}

.kategorie-card:hover {
    border-color: #1f3a93;
}

.kategorie-card h2 {
    font-size: 1.1rem;
    color: #1f3a93;
    margin-bottom: 0.25rem;
}

.kategorie-card p {
    margin: 0;
    color: #555;
    font-size: 0.9rem;
}

.category h1 {
    margin-bottom: 1.5rem;
}

.back-link {
    margin-bottom: 0.5rem;
}

.back-link a {
    color: #1f3a93;
    text-decoration: none;
}

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

.programme {
    margin-top: 1rem;
}

.programm {
    padding: 1.25rem 1.5rem;
    background: #f4f4f6;
    border: 3px solid #d9d9de;
    border-radius: 8px;
    margin-bottom: 1.25rem;
}

.programm h2 {
    color: #1f3a93;
    margin-bottom: 0.25rem;
}

.programm-frei {
    font-size: 0.9rem;
    color: #555;
    font-style: italic;
    margin-bottom: 0.5rem;
}

.programm-gruppe {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.programm-desc {
    margin: 0;
    text-align: justify;
    text-justify: inter-word;
}

.empty {
    color: #555;
}

.site-footer {
    padding: 1.5rem 2rem;
    background: #1f3a93;
    color: #fff;
    text-align: center;
}

.site-footer p {
    margin: 0.25rem 0;
}

.lang-switch {
    margin-left: 1.5rem;
    font-size: 0.9rem;
    white-space: nowrap;
}

.lang-switch a {
    color: #fff;
    text-decoration: none;
    margin-left: 0.35rem;
}

.lang-switch a:hover {
    text-decoration: underline;
}

.footer-link {
    color: #fff;
    text-decoration: none;
}

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