/* Farbvariablen für einfache Anpassung */
:root {
    --primary-blue: #004D99; /* Ein sattes, dunkles Blau */
    --hover-red: #CC0000;
    --light-grey: #f8f8f8;
    --text-color: #333;
    --white: #ffffff;
    --border-color: #eee;
    --sidebar-width: 250px; /* Definierte Breite für Sidebar */
    --sidebar-collapsed-width: 60px; /* Breite, wenn eingeklappt */
}

/* Grundlegende Stile */
body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--white);
    color: var(--text-color);
    line-height: 1.6;
    display: flex;
    flex-direction: column; /* Stapelt die Hauptelemente (Sidebar/Content und Footer) untereinander */
    min-height: 100vh;
    overflow-x: hidden; /* Verhindert horizontales Scrollen beim Einklappen */
}

/* Sidebar (Menü) */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--light-grey);
    padding: 20px 0;
    position: fixed;
    height: 100%;
    overflow-y: auto;
    box-shadow: 2px 0 5px rgba(0,0,0,0.1);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease; /* Animation für die Breite */
}

/* Styling für den Toggle-Button */
.sidebar-toggle-button {
    background-color: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: 10px 15px;
    cursor: pointer;
    font-size: 1.5em;
    position: absolute;
    bottom: 20px; /* Bleibt immer unten */
    left: 50%;
    transform: translateX(-50%);
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    transition: background-color 0.3s ease, left 0.3s ease, transform 0.3s ease, bottom 0.3s ease;
    z-index: 1001;
}

.sidebar-toggle-button:hover {
    background-color: var(--hover-red);
}

/* Logo Styling */
.logo {
    margin-bottom: 30px;
    margin-top: 10px;
    padding: 0 10px;
    width: 100%;
    text-align: center;
    position: relative;
    height: 60px; /* Feste Höhe für Logo-Bereich, um Platz zu halten */
}

.logo a {
    display: block;
    height: 100%;
    position: relative;
}


.logo .full-logo {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
    width: 180px;
    opacity: 1;
    transition: opacity 0.3s ease;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.logo .collapsed-logo {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
    width: 40px;
    opacity: 0;
    transition: opacity 0.3s ease;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}


.sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
    width: 100%;
    opacity: 1;
    transition: opacity 0.3s ease;
    flex-grow: 1;
}

.sidebar li a {
    display: block;
    color: var(--primary-blue);
    text-decoration: none;
    padding: 12px 25px;
    transition: background-color 0.3s ease, color 0.3s ease;
    font-size: 1.1em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar li a:hover {
    background-color: #e0e0e0;
    color: var(--hover-red);
}

/* Hauptinhalt */
.content {
    margin-left: var(--sidebar-width);
    padding: 20px 40px;
    flex-grow: 1; /* WICHTIG: Nimmt den verfügbaren Platz ein */
    max-width: 900px;
    margin-right: auto;
    transition: margin-left 0.3s ease;
}

.content section {
    min-height: 70vh;
    padding-top: 50px;
    margin-bottom: 40px;
    border-bottom: 1px solid var(--border-color);
}

.content section:last-child {
    border-bottom: none;
}

h1, h2 {
    color: var(--primary-blue);
    border-bottom: 2px solid var(--primary-blue);
    padding-bottom: 10px;
    margin-top: 0;
    margin-bottom: 25px;
}

h2 {
    font-size: 1.5em;
    border-bottom: 1px solid var(--border-color);
    margin-top: 40px;
    margin-bottom: 15px;
    padding-bottom: 8px;
}

/* Listen im Inhalt stylen */
.content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.content ul li {
    margin-bottom: 15px;
    padding-left: 20px;
    position: relative;
}

.content ul li::before {
    content: "•";
    color: var(--primary-blue);
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
    position: absolute;
    left: 0;
}

.content ul li a {
    color: var(--primary-blue);
    text-decoration: none;
}

.content ul li a:hover {
    color: var(--hover-red);
    text-decoration: underline;
}

/* Styling für den Haftungsausschluss am Ende der Links-Sektion */
#links p:last-child {
    font-size: 0.9em;
    color: #666;
    margin-top: 30px;
    text-align: left;
}

/* NEU: Styling für den minimalistischen Footer */
.main-footer {
    width: calc(100% - var(--sidebar-width)); /* Breite des Footers entspricht dem Content-Bereich */
    margin-left: var(--sidebar-width); /* Abstand für Sidebar */
    background-color: var(--light-grey);
    padding: 15px 20px; /* Etwas weniger Polsterung */
    box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
    color: var(--text-color);
    transition: margin-left 0.3s ease, width 0.3s ease; /* Animation beim Ein-/Ausklappen */
    flex-shrink: 0; /* Verhindert, dass der Footer schrumpft */
    text-align: center; /* Alles zentriert */
    display: flex; /* Für die Anordnung der Links und des Copyrights */
    flex-direction: column; /* Links oben, Copyright unten */
    align-items: center; /* Alles mittig */
    justify-content: center;
}

.main-footer .footer-links-container {
    display: flex;
    flex-wrap: wrap; /* Links bei Bedarf umbrechen lassen */
    justify-content: center;
    align-items: center;
    margin-bottom: 10px; /* Abstand zum Copyright */
}

.main-footer .footer-links-container a {
    color: #666;
    text-decoration: none;
    font-size: 0.8em; /* Kleinere Schriftgröße für die Links */
    padding: 0 8px; /* Abstand zwischen den Links */
    transition: color 0.3s ease, text-decoration 0.3s ease;
}

.main-footer .footer-links-container a:hover {
    color: var(--primary-blue);
    text-decoration: underline;
}

.main-footer .footer-links-container .separator {
    color: #999;
    font-size: 0.8em;
}

.main-footer .footer-bottom {
    text-align: center;
    font-size: 0.7em; /* Noch kleiner für Copyright */
    color: #888;
    padding-top: 10px; /* Abstand zur Link-Leiste */
    margin-top: 10px;
    border-top: 1px solid rgba(0,0,0,0.05); /* Dezente Trennlinie */
    width: 100%; /* Trennlinie über die ganze Breite */
}


/* Impressum / Datenschutzerklärung Pop-up Styling (gleiche Klasse .modal) */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.6);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.modal-content {
    background-color: #fefefe;
    margin: 5% auto;
    padding: 30px;
    border: 1px solid #888;
    width: 80%;
    max-width: 700px;
    box-shadow: 0 4px 8px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
    position: relative;
    border-radius: 8px;
}

.modal-content h2,
.modal-content h3,
.modal-content h4 {
    color: var(--primary-blue);
    border-bottom: 2px solid var(--primary-blue);
    padding-bottom: 8px;
    margin-top: 25px;
    margin-bottom: 15px;
}

.modal-content h3 {
    font-size: 1.3em;
    border-bottom: 1px solid var(--border-color);
}

.modal-content h4 {
    font-size: 1.1em;
    border-bottom: none;
}


.modal-content p {
    margin-bottom: 1em;
    font-size: 0.95em;
}

.modal-content ul {
    list-style: disc;
    margin-left: 20px;
    margin-bottom: 1em;
}

.modal-content ul li {
    margin-bottom: 0.5em;
    padding-left: 0;
    position: static;
}

.modal-content ul li::before {
    content: none;
}


.modal-content a {
    color: var(--primary-blue);
    text-decoration: none;
}

.modal-content a:hover {
    text-decoration: underline;
    color: var(--hover-red);
}


.close-button {
    color: #aaa;
    float: right;
    font-size: 30px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    right: 20px;
    top: 10px;
}

.close-button:hover,
.close-button:focus {
    color: #000;
    text-decoration: none;
    cursor: pointer;
}

/* Styling für den Google Forms Iframe-Container */
.google-form-container {
    overflow: hidden;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    margin-top: 20px;
}

/* NEUE REGELN FÜR EINGEKLAPPTE SIDEBAR */
body.sidebar-collapsed .sidebar {
    width: var(--sidebar-collapsed-width);
}

body.sidebar-collapsed .content {
    margin-left: var(--sidebar-collapsed-width);
}

body.sidebar-collapsed .logo .full-logo {
    opacity: 0;
    pointer-events: none;
}

body.sidebar-collapsed .logo .collapsed-logo {
    opacity: 1;
    pointer-events: auto;
}

body.sidebar-collapsed .sidebar ul {
    opacity: 0;
    pointer-events: none;
}

body.sidebar-collapsed .sidebar-toggle-button {
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
}


/* NEUE REGELN FÜR COOKIE-BANNER */
.cookie-banner {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--light-grey);
    color: var(--text-color);
    padding: 15px 20px;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    z-index: 1500;
    text-align: center;
    font-size: 0.9em;
    line-height: 1.4;
}

.cookie-banner p {
    margin: 0 0 15px 0;
}

.cookie-banner a {
    color: var(--primary-blue);
    text-decoration: underline;
}

.cookie-banner a:hover {
    color: var(--hover-red);
}

.cookie-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.cookie-buttons button {
    background-color: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 1em;
    transition: background-color 0.3s ease;
}

.cookie-buttons button.accept:hover {
    background-color: #003366;
}

.cookie-buttons button.decline {
    background-color: #666;
}

.cookie-buttons button.decline:hover {
    background-color: #333;
}


/* Responsive Anpassungen */
@media (max-width: 768px) {
    body {
        flex-direction: column;
    }

    .sidebar {
        position: relative;
        width: 100%;
        height: auto;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        padding: 10px 0;
        flex-direction: row;
        justify-content: center;
        align-items: center;
    }

    .sidebar .logo {
        margin-bottom: 0;
        margin-top: 0;
        order: 1;
        flex-shrink: 0;
        height: auto;
        padding: 0 5px;
    }

     .sidebar .logo .full-logo,
     .sidebar .logo .collapsed-logo {
        width: 80px;
        margin: 0;
        position: static;
        transform: none;
        opacity: 1;
        display: block;
    }

    .sidebar .logo .collapsed-logo {
        display: none;
    }

    .sidebar ul {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        width: auto;
        order: 2;
        opacity: 1;
        pointer-events: auto;
    }

    .sidebar li {
        margin: 0 5px;
    }

    .sidebar li a {
        padding: 8px 12px;
        text-align: center;
        font-size: 0.9em;
    }

    /* Toggle Button auf Mobilgeräten verstecken */
    .sidebar-toggle-button {
        display: none;
    }

    .content {
        margin-left: 0;
        padding: 20px;
        max-width: 100%;
    }

    .content section {
        min-height: auto;
        padding-top: 20px;
    }

    h1, h2 {
        text-align: left;
        margin-bottom: 20px;
    }

    /* Footer auf Mobilgeräten anpassen */
    .main-footer {
        width: 100%;
        margin-left: 0;
        padding: 15px 20px; /* Etwas mehr Polsterung als das alte footer-links */
        flex-direction: column; /* Links und Copyright untereinander */
    }

    .main-footer .footer-links-container {
        flex-direction: column; /* Links untereinander */
        margin-bottom: 10px;
        gap: 5px; /* Abstand zwischen den Links */
    }

    .main-footer .footer-links-container a {
        padding: 5px 0; /* Vertikale Polsterung */
    }

    .main-footer .footer-links-container .separator {
        display: none; /* Trennzeichen auf Mobil ausblenden */
    }

    .main-footer .footer-bottom {
        text-align: center; /* Copyright auch auf Mobil zentrieren */
        padding-top: 10px;
        margin-top: 10px;
    }


    .google-form-container iframe {
        height: 600px;
    }

    /* MOBILE: Sidebar eingeklappt hat keine Auswirkung */
    body.sidebar-collapsed .sidebar {
        width: 100%;
    }
    body.sidebar-collapsed .content {
        margin-left: 0;
    }
    body.sidebar-collapsed .logo .collapsed-logo {
        display: none;
    }
    body.sidebar-collapsed .logo .full-logo {
        opacity: 1;
        pointer-events: auto;
    }

    /* Cookie Banner auf Mobilgeräten anpassen */
    .cookie-banner {
        padding: 10px 15px;
        font-size: 0.8em;
    }

    .cookie-banner p {
        margin-bottom: 10px;
    }

    .cookie-buttons {
        flex-direction: column;
        gap: 8px;
    }

    .cookie-buttons button {
        padding: 8px 15px;
        font-size: 0.9em;
        width: 100%;
    }
}