/* --- 1. Variablen (Zentrales Design-System) --- */
:root {
    --primary: #1a171b;       /* DerMann Dunkelblau */
    --primary-light: #1a171b; /* Blau-Akzent für Hover */
    --accent: #eac25d;        /* DerMann Gelb-Akzent */
    --bg-color: #f8f9fa;      /* Hellgrauer Hintergrund */
    --card-bg: #ffffff;       /* Weiß für Karten */
    --text: #2d3436;          /* Dunkles Grau für Lesbarkeit */
    --border: #dfe6e9;        /* Dezente Trennlinien */
    --shadow: 0 4px 12px rgba(0,0,0,0.08);
}

/* --- 2. Grundlagen --- */
* { box-sizing: border-box; }
body { 
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; 
    background-color: var(--bg-color); 
    color: var(--text);
    margin: 0; 
    line-height: 1.6;
}

/* --- 3. Layout-Container --- */
.container { 
    max-width: 1000px; 
    margin: 0 auto; 
    padding: 20px; 
}

/* --- 4. Navigation (DerMann-Blau) --- */
.navbar { 
    background: var(--primary); 
    color: white;
    padding: 1rem 0;
    margin-bottom: 2rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.nav-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.brand { font-size: 1.25rem; font-weight: bold; letter-spacing: 0.5px; }
.nav-links a { 
    color: white; 
    text-decoration: none; 
    margin-left: 20px; 
    font-weight: 600;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); }
.nav-logout { color: var(--accent) !important; border-left: 1px solid rgba(255,255,255,0.3); padding-left: 20px; }

/* --- 5. UI-Elemente (Karten & Buttons) --- */
.card { 
    background: var(--card-bg); 
    padding: 25px; 
    border-radius: 12px; 
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    border: 1px solid var(--border);
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    background: var(--primary);
    color: white;
    border-radius: 6px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.3s;
}
.btn:hover { background: var(--primary-light); }

/* --- 6. Formulare & Tabellen --- */
table { width: 100%; border-collapse: collapse; margin: 15px 0; }
th { background: #f1f1f1; padding: 12px; text-align: left; border-bottom: 2px solid var(--border); }
td { padding: 12px; border-bottom: 1px solid var(--border); }

input[type="text"], input[type="number"], input[type="email"],input[type="password"], select {
    width: 100%;
    padding: 10px;
    margin: 8px 0;
    border: 1px solid var(--border);
    border-radius: 6px;
}

/* --- 7. Responsive Anpassung --- */
@media (max-width: 600px) {
    .nav-container { flex-direction: column; gap: 15px; }
    .nav-links a { margin: 0 10px; }
}
/* --- Footer Design --- */
.site-footer {
    margin-top: 60px;
    padding: 30px 0;
    border-top: 1px solid var(--border);
    text-align: center;
    color: #777;
    font-size: 0.9rem;
}

.site-footer .admin-link {
    color: var(--primary);
    text-decoration: none;
    opacity: 0.7;
}

.site-footer .admin-link:hover {
    opacity: 1;
    text-decoration: underline;
}
/* Das Modal-Hintergrund-Popup */
.modal {
    display: none; 
    position: fixed; 
    z-index: 1000; 
    left: 0; top: 0;
    width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.8); /* Abdunklung */
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Das Bild im Modal */
.modal-content {
    max-width: 90%;
    max-height: 80%;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
}

/* Schließen-Hinweis */
.modal::after {
    content: "Zum Schließen hier klicken";
    position: absolute;
    bottom: 20px;
    color: white;
    font-family: sans-serif;
}