:root {
    /* Light Mode Colors */
    --primary-color: #008080; /* Teal */
    --secondary-color: #5f6f81; /* Grau-Blau */
    --background-color: #f5f5f5; /* Hellgrau */
    --text-color: #212529; /* Dunkelgrau-Schwarz */
    --button-text-color: #ffffff;
    --button-text-hover-color: #e0e0e0; /* Helles Grau für Hover */
    --navbar-bg-color: #e0e0e0; /* Hellgrau, dunkler als main-content */
    --popover-bg-color: #ffffff;
    --card-bg-color: #ffffff;
    --icon-bg-color: #ffffff;
    --icon-color: #212529;
    
    /* Dark Mode Colors */
    --primary-color-dark: #006666; /* Dunkleres Teal */
    --secondary-color-dark: #4a5568; /* Dunkleres Grau-Blau */
    --background-color-dark: #1c1c1c; /* Sehr Dunkelgrau */
    --text-color-dark: #e0e0e0; /* Hellgrau */
    --button-text-color-dark: #ffffff;
    --button-text-hover-color-dark: #c2c2c2; /* Dunkleres Grau für Hover */
    --navbar-bg-color-dark: #2a2a2a; /* Dunkelgrau */
    --popover-bg-color-dark: #343a40;
    --card-bg-color-dark: #2e2e2e; /* Etwas dunkleres Grau für Karten */
    --card-text-color-dark: #f5f5f5; /* Hellgrau für Text in Karten */
    --icon-bg-color-dark: #3e3e3e;
    --icon-color-dark: #e0e0e0;


    /* Default Colors */
    --primary: var(--primary-color);
    --secondary: var(--secondary-color);
    --background: var(--background-color);
    --text: var(--text-color);
    --button-text: var(--button-text-color);
    --button-text-hover: var(--button-text-hover-color);
    --navbar-bg: var(--navbar-bg-color);
    --popover-bg: var(--popover-bg-color);
    --card-bg: var(--card-bg-color);
    --icon-bg: var(--icon-bg-color);
    --icon-color: var(--icon-color);
}

/* Dark Mode Styles */
.dark-mode {
    --primary: var(--primary-color-dark);
    --secondary: var(--secondary-color-dark);
    --background: var(--background-color-dark);
    --text: var(--text-color-dark);
    --button-text: var(--button-text-color-dark);
    --button-text-hover: var(--button-text-hover-color-dark);
    --navbar-bg: var(--navbar-bg-color-dark);
    --popover-bg: var(--popover-bg-color-dark);
    --card-bg: var(--card-bg-color-dark);
    --icon-bg: var(--icon-bg-color-dark);
    --icon-color: var(--icon-color-dark);
    --card-text-color: var(--card-text-color-dark);

}

/* Override Bootstrap Variables */
body, html {
    height: 100%;
    background-color: var(--background) !important;
    color: var(--text) !important;
    overflow-x: hidden; /* Prevent horizontal overflow */
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-color-dark) !important;
    border-color: var(--primary-color-dark) !important;
}
.btn-primary:active {
    background-color: var(--secondary-color-dark) !important;
    border-color: var(--secondary-color-dark) !important;
}




#sidebar {
    width: 30%;
    max-width: 300px;
    min-width: 20px;
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    z-index: 1000;
    background-color: var(--navbar-bg);
    transition: transform 0.3s ease, width 0.3s ease;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    transform: translateX(0);
    margin-top: 50px;
    border-top: 1px black solid;
}

#sidebar.collapsed {
    width: 20px;
    border-top: 0px black solid;
}

#sidebar.collapsed .nav-link {
    visibility: hidden;
}

#main-content {
    padding-left: 10px;
    transition: padding-left 0.3s ease;
    height: 100%;
}

.topbar {
    height: 50px;
    background-color: var(--navbar-bg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 15px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1001;
}

#toggle-sidebar {
    position: absolute;
    right: -25px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
}

#toggle-sidebar .icon {
    display: flex;
    align-items: center;
    justify-content: start;
    width: 50px;
    height: 50px;
    background-color: var(--icon-bg);
    color: var(--icon-color);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    font-size: 1.6rem;
}

#toggle-sidebar.collapsed .icon {
    transform: rotate(180deg);
}

.dimmed-overlay {
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    display: none;
}

.dimmed-overlay.visible {
    display: block;
}

/* Dark Mode Card Styles */
.dark-mode .card {
    background-color: var(--card-bg);
    color: var(--card-text-color);
}

.popover-header {
    color: black;
}


#main-content-inner {
    margin: 5%;
    margin-top: 75px;
}