/* Dropdown Container */
.dropdown {
    position: relative;
    display: inline-block;
}

/* Dropdown Content (Hidden by Default) */
.dropdown-content {
    display: none;
    position: absolute;
    background-color: #ffffff;
    min-width: 200px;
    box-shadow: 0 8px 16px 0 rgba(0, 0, 0, 0.2);
    z-index: 1002;
    border-radius: 8px;
    overflow: hidden;
    top: 100%;
    left: 0;
    animation: fadeIn 0.3s ease;
}

/* Links inside the dropdown */
.dropdown-content a {
    color: var(--dark);
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background-color 0.2s;
}

/* Change color of dropdown links on hover */
.dropdown-content a:hover {
    background-color: #f1f1f1;
    color: var(--primary);
}

/* Show the dropdown menu on hover */
.dropdown:hover .dropdown-content {
    display: block;
}

/* Add a small arrow icon style if needed */
.dropbtn i {
    margin-left: 5px;
    font-size: 0.8em;
}

/* Mobile Responsive Dropdown */
@media (max-width: 768px) {
    .dropdown {
        width: 100%;
        position: relative;
    }

    .dropbtn {
        width: 100%;
        display: block;
        padding: 1rem 2rem;
        color: #e2e8f0;
        text-decoration: none;
        border-left: 3px solid transparent;
        cursor: pointer;
        transition: all 0.3s ease;
    }

    .dropdown.active .dropbtn {
        background-color: rgba(255, 255, 255, 0.05);
        border-left-color: #2196f3;
    }

    .dropdown-content {
        position: static;
        box-shadow: none;
        background-color: rgba(0, 0, 0, 0.15);
        width: 100%;
        padding-left: 2rem;
        display: none;
        border-radius: 0;
        margin-left: 0;
        /* Keep hidden initially on mobile too */
    }

    .dropdown.active .dropdown-content {
        display: block;
    }

    .dropdown-content a {
        color: #cbd5e1;
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
        display: block;
        border-left: 2px solid transparent;
        transition: all 0.2s ease;
    }

    .dropdown-content a:hover,
    .dropdown-content a:active {
        background-color: rgba(255, 255, 255, 0.1);
        color: #ffffff;
        border-left-color: #2196f3;
    }
}

/* Hide tab containers for sections with dropdown navigation */
#students .tab-container,
#teachers .tab-container,
#fees .tab-container,
#attendance .tab-container {
    display: none !important;
}