/* ========== GLOBAL STYLES (OPTIMIZED) ========== */
body {
    font-family: 'Poppins', sans-serif;
    background-color: #ecf0f1; /* Light gray background for contrast */
    margin: 0;
    padding: 0;
}

/* ========== SIDEBAR STYLING (FASTER) ========== */
#sidebar {
    background-color: #1f2d3d;
    color: white;
    height: 100vh;
    width: 250px;
    padding: 20px;
}

#sidebar a {
    color: white;
    font-weight: bold;
    text-decoration: none;
    display: block;
    padding: 12px;
    border-radius: 5px;
}

#sidebar a:hover {
    background-color: #34495e;
}

/* ========== MAIN CONTENT STYLES (FASTER TRANSITIONS) ========== */
#page-content {
    padding: 20px;
    margin-left: 260px;
}

/* ========== DROPDOWN & INPUT STYLES ========== */
.Select-control {
    border-radius: 8px !important;
    border: 2px solid #1f2d3d !important;
    font-size: 16px !important;
}

/* ========== BUTTON STYLING (OPTIMIZED FOR SPEED) ========== */
button {
    background-color: #2980b9;
    color: white;
    padding: 10px 20px;
    font-size: 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.2s;
    display: inline-block;
    margin-top: 10px;
}

button:hover {
    background-color: #1f618d;
}

/* ========== HOVER IMAGE PREVIEW (LIGHTWEIGHT) ========== */
#hover-info {
    background-color: white;
    border: 2px solid #1f2d3d;
    padding: 10px;
    border-radius: 8px;
    text-align: center;
}

/* ========== TOTAL IMAGES COUNTER ========== */
#total-images {
    font-weight: bold;
    font-size: 18px;
    color: darkgreen;
    background-color: #d4edda;
    padding: 10px;
    border: 2px solid darkgreen;
    border-radius: 8px;
    text-align: center;
    width: 220px;
    margin: auto;
}

/* ========== MAKE UI RESPONSIVE ========== */
@media screen and (max-width: 768px) {
    #sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }
    #page-content {
        margin-left: 0;
        padding: 15px;
    }
}