body, html {
    margin: 0;
    padding: 0;
    font-family: 'OpenSans', Arial, sans-serif;
    font-weight: 300;
    color: white;
    width: 100%;
    height: 100%;
    background-image: url('https://dl.strem.io/addon-background.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
}

.config-container {
    margin: 2% auto;
    padding: 2%;
    background: rgba(0, 0, 0, 0.85);
    border-radius: 10px;
    max-height: 95vh;
    overflow-y: auto;
    transition: padding 0.3s ease;
}

.section-container {
    margin-bottom: 1rem;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.37);
    border-radius: 8px;
    transition: margin-bottom 0.3s ease, padding 0.3s ease;
}

.section-header {
    color: #E0E0E0;
    margin-bottom: 0.5rem;
}

.section-divider {
    border: 0;
    height: 2px;
    background-image: linear-gradient(to right, rgba(0, 0, 0, 0), rgba(74, 71, 163, 0.75), rgba(0, 0, 0, 0));
    margin-bottom: 1rem;
}

.btn, button {
    border: none;
    outline: none;
    color: white;
    background: #4a47a3;
    padding: 0.8rem 1.5rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    text-align: center;
    font-size: 1rem;
    font-weight: 300;
    cursor: pointer;
    opacity: 0.9;
    transition: all 0.3s ease;
}

.btn:hover, button:hover {
    opacity: 1;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.btn:active, button:active {
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2); /* Smaller shadow for active state */
}

/* Button Grouping */
.button-container {
    display: flex;
    justify-content: center;
    gap: 1rem; /* Space between buttons */
    margin-top: 1rem;
}

input[type="text"], input[type="password"], select.form-control {
    border-radius: 4px;
    border: 1px solid #ccc;
    padding: 0.5rem 1rem;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

input[type="text"]:focus, input[type="password"]:focus, select.form-control:focus {
    border-color: #4a47a3;
    box-shadow: 0 0 8px rgba(74, 71, 163, 0.2);
}

.btn.custom-btn {
    background-color: #4a47a3;
    color: white;
    padding: 0.8rem 1.2rem;
    font-size: 1.1rem;
    border-radius: 4px;
}

.btn.custom-btn:hover {
    background-color: #39358b;
}

.tooltip-inner {
    background-color: #4a47a3;
    color: white;
}

.tooltip-arrow::before {
    border-top-color: #4a47a3;
}

.invalid-feedback {
    display: none;
    color: red;
}

.logo {
    max-width: 300px;
    display: block;
    margin: 0 auto 1.5rem;
}

/* Catalog Style Adjustments */
.form-check {
    position: relative;
    display: block;
    align-items: center;
    border: 2px solid transparent;
    margin-bottom: 0.5rem;
    padding: 0.2rem;
    border-radius: 5px;
    cursor: pointer;
    transition: transform 0.3s, background-color 0.3s, border-color 0.3s;
    background: rgba(74, 71, 163, 0.2);
}

.form-check:hover {
    transform: translateY(-5px);
}

.form-check-input {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    margin: 0;
    opacity: 0;
    z-index: 2;
    cursor: pointer;
}

.form-check-label {
    padding: 0.5rem;
    border-radius: 5px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 1rem;
    min-height: 36px; /* Minimum touch target size */
}

.form-check-label::before {
    content: none; /* Remove the round indicator */
}

.form-check-input:checked + .form-check-label {
    background: #4a47a3;
    border-color: #4a47a3;
    color: white;
    position: relative;
}

.form-check-input:checked + .form-check-label::after {
    content: '✔';
    font-size: 1em;
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    color: white;
}

.form-control {
    display: block;
    width: 100%;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #212529;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    border-radius: 0.25rem;
    transition: border-color .15s ease-in-out, box-shadow .15s ease-in-out;
}

/* Styling for the range slider */
.form-range {
    -webkit-appearance: none; /* Override default look for Chrome, Safari */
    appearance: none;
    width: 100%;
    height: 10px; /* Slider track height */
    background: #ddd; /* Default track background */
    outline: none;
    opacity: 0.7;
    -webkit-transition: .2s;
    transition: opacity .2s;
    border-radius: 5px;
    margin: 1rem 0;
}

.form-range:hover {
    opacity: 1; /* Full opacity on hover */
}

/* Thumb (slider button) styling */
.form-range::-webkit-slider-thumb {
    -webkit-appearance: none; /* Override default look */
    appearance: none;
    width: 25px; /* Width and height of the slider button */
    height: 25px;
    background: #4a47a3; /* Slider button color */
    cursor: pointer; /* Cursor on hover */
    border-radius: 50%; /* Rounded corners */
    border: 1px solid #ffffff; /* White border */
    box-shadow: 0 0 2px 0 rgba(0, 0, 0, 0.2); /* Slight shadow for depth */
}

.form-range::-moz-range-thumb {
    /* Similar styling for Firefox */
    width: 25px;
    height: 25px;
    background: #4a47a3;
    cursor: pointer;
    border-radius: 50%;
    border: 1px solid #ffffff;
    box-shadow: 0 0 2px 0 rgba(0, 0, 0, 0.2);
}

/* Filled part of the track (to the left of the thumb) */
.form-range::-webkit-slider-runnable-track {
    width: 100%;
    height: 10px;
    background: linear-gradient(to right, #4a47a3 calc(var(--value) * 100%), #ddd 100%, #ddd 100%);
    border-radius: 5px;
}

.form-range::-moz-range-progress {
    background: #4a47a3;
    height: 10px;
    border-radius: 5px;
}

/* Styling for the output span */
#size_output {
    display: inline-block;
    margin-left: 10px;
    color: #fff;
    font-size: 1rem;
}

#signup_section, #oauth_section, #token_input {
    margin-top: 1rem;
}

.draggable-catalog {
    cursor: grab; /* Indicates the item can be dragged */
    padding: 10px; /* Optional: Adjust padding for better visual */
    border-radius: 5px; /* Optional: Rounded corners for aesthetics */
    transition: box-shadow 0.2s ease; /* Smooth transition for shadow */
}

.draggable-catalog:hover {
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2); /* Shadow effect on hover */
}

/* Style for the element being dragged */
.sortable-drag {
    background-color: rgba(74, 71, 163, 0.2);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3); /* More pronounced shadow for the dragging item */
}

/* Style for the placeholder of the original position */
.sortable-ghost {
    opacity: 0.4; /* Slightly see-through */
    background-color: #4a47a3; /* Different background to distinguish */
}

/* Fallback URL Container Styles */
.fallback-url-container {
    background: rgba(0, 0, 0, 0.37);
    color: #E0E0E0; /* Lighter text for readability */
    border-radius: 8px;
    padding: 15px;
    margin-top: 20px;
}

.fallback-url-container p {
    font-size: 0.9rem;
    margin-bottom: 10px;
    color: #fff;
}

.fallback-url-container label {
    display: block;
    margin-bottom: 10px;
    color: #E0E0E0;
    font-weight: bold;
}

.fallback-url-container textarea {
    background-color: #fff;
    color: #000;
    border: 1px solid #ccc;
    border-radius: 4px;
    padding: 10px;
    font-size: 0.9rem;
    height: auto; /* Adjust based on content */
    resize: none; /* Disable resizing */
    margin-bottom: 10px;
}



/* Responsive Design */
@media (max-width: 768px) {
    .config-container {
        padding: 10px;
    }

    .section-container {
        margin-bottom: 15px;
        padding: 10px;
    }

    h4 {
        font-size: 1.2rem;
    }

    .button-container {
        flex-direction: column; /* Stack buttons on smaller screens */
    }

    .fallback-url-container {
        padding: 10px;
    }

    .fallback-url-container textarea,
    .fallback-url-container button {
        font-size: 0.8rem;
    }
}

@media (min-width: 769px) and (max-width: 1200px) {
    .config-container {
        padding: 30px;
    }

    .section-container {
        margin-bottom: 20px;
        padding: 20px;
    }

    h4 {
        font-size: 1.4rem;
    }
}

@media (min-width: 1201px) {
    .config-container {
        padding: 50px;
    }

    .section-container {
        margin-bottom: 30px;
        padding: 30px;
    }

    h4 {
        font-size: 1.6rem;
    }
}