/* Define color variables for each mode */
:root {
    --parsons-puzzle-background-color: #f9f9f9 !important;
    --parsons-puzzle-border-color: #ccc;
    --parsons-puzzle-draggable-background-color: #ffffff;
    --parsons-puzzle-drop-area-background-color: #ffffff;
    --parsons-puzzle-drop-area-border-color: #007bff;
    --parsons-puzzle-text-color: #24292f;
    --parsons-puzzle-hover-background-color: #e9ecef;
    --parsons-puzzle-hover-border-color: #0056b3;
    --parsons-puzzle-placeholder-background-color: #bcbbbb;
    --parsons-puzzle-placeholder-border-color: #999;
    --parsons-puzzle-button-background-color-check: #28a745;
    --parsons-puzzle-button-background-color-reset: #ffc107;
    --parsons-puzzle-button-text-color: black;
    --parsons-puzzle-modal-background-color: #fefefe;
    --parsons-puzzle-modal-border-color: #888;
    --parsons-puzzle-draggable-item-background-color: #e8e8e8;
    --parsons-puzzle-draggable-item-border-color: #007bff;
    --parsons-puzzle-toast-background-color: rgba(0, 128, 128, 0.9);
    --parsons-puzzle-toast-success-background-color: rgba(25, 135, 84, 0.9);
    --parsons-puzzle-toast-success-text-color: #ffffff;
    --parsons-puzzle-toast-error-background-color: rgba(220, 53, 69, 0.9);
    --parsons-puzzle-toast-error-text-color: #ffffff;
    /* If you use a "primary" color elsewhere: */
    --parsons-puzzle-primary-color: #007bff;
}

/* Dark mode variables */
[data-mode="dark"] {
    --parsons-puzzle-background-color: #202020 !important;
    --parsons-puzzle-border-color: #ccc;
    --parsons-puzzle-draggable-background-color: #141923;
    --parsons-puzzle-drop-area-background-color: #3b3b3b;
    --parsons-puzzle-drop-area-border-color: #007bff;
    --parsons-puzzle-text-color: #ffffff;
    --parsons-puzzle-hover-background-color: #333333;
    --parsons-puzzle-hover-border-color: #0056b3;
    --parsons-puzzle-placeholder-background-color: #000000;
    --parsons-puzzle-placeholder-border-color: #999;
    --parsons-puzzle-button-background-color-check: #28a745;
    --parsons-puzzle-button-background-color-reset: #ffc107;
    --parsons-puzzle-button-text-color: black;
    --parsons-puzzle-modal-background-color: #181818;
    --parsons-puzzle-modal-border-color: #888;
    --parsons-puzzle-draggable-item-background-color: #252d40;
    --parsons-puzzle-draggable-item-border-color: #1b1b1b;
    --parsons-puzzle-toast-background-color: rgba(0, 128, 128, 0.9);
}

/* Auto mode using system preferences */
@media (prefers-color-scheme: light) {
    [data-mode="auto"] {
        --parsons-puzzle-background-color: #f9f9f9 !important;
        --parsons-puzzle-border-color: #ccc;
        --parsons-puzzle-draggable-background-color: #ffffff;
        --parsons-puzzle-drop-area-background-color: #ffffff;
        --parsons-puzzle-drop-area-border-color: #007bff;
        --parsons-puzzle-text-color: #24292f;
        --parsons-puzzle-hover-background-color: #e9ecef;
        --parsons-puzzle-hover-border-color: #0056b3;
        --parsons-puzzle-placeholder-background-color: #bcbbbb;
        --parsons-puzzle-placeholder-border-color: #999;
        --parsons-puzzle-button-background-color-check: #28a745;
        --parsons-puzzle-button-background-color-reset: #ffc107;
        --parsons-puzzle-button-text-color: black;
        --parsons-puzzle-modal-background-color: #fefefe;
        --parsons-puzzle-modal-border-color: #888;
        --parsons-puzzle-draggable-item-background-color: #e8e8e8;
        --parsons-puzzle-draggable-item-border-color: #007bff;
        --parsons-puzzle-toast-background-color: rgba(0, 128, 128, 0.9);
    }
}

@media (prefers-color-scheme: dark) {
    [data-mode="auto"] {
        --parsons-puzzle-background-color: #202020 !important;
        --parsons-puzzle-border-color: #ccc;
        --parsons-puzzle-draggable-background-color: #141923;
        --parsons-puzzle-drop-area-background-color: #3b3b3b;
        --parsons-puzzle-drop-area-border-color: #007bff;
        --parsons-puzzle-text-color: #ffffff;
        --parsons-puzzle-hover-background-color: #333333;
        --parsons-puzzle-hover-border-color: #0056b3;
        --parsons-puzzle-placeholder-background-color: #000000;
        --parsons-puzzle-placeholder-border-color: #999;
        --parsons-puzzle-button-background-color-check: #28a745;
        --parsons-puzzle-button-background-color-reset: #ffc107;
        --parsons-puzzle-button-text-color: black;
        --parsons-puzzle-modal-background-color: #181818;
        --parsons-puzzle-modal-border-color: #888;
        --parsons-puzzle-draggable-item-background-color: #252d40;
        --parsons-puzzle-draggable-item-border-color: #1b1b1b;
        --parsons-puzzle-toast-background-color: rgba(0, 128, 128, 0.9);
    }
}

/* Main container for Parsons puzzle */
.puzzle-container {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 20px;
    border: 1px solid var(--parsons-puzzle-border-color);
    border-radius: 8px;
    background-color: var(--parsons-puzzle-background-color) !important;
    position: relative;
}

/* Draggable code area (alternate) */
/* .draggable-code {
    width: 100%;
    background-color: var(--parsons-puzzle-draggable-background-color);
    padding: 10px;
    border: 1px solid var(--parsons-puzzle-border-color);
    border-radius: 8px;
    margin-bottom: 15px;
} */

/* Draggable items */
.draggable-code {
    background-color: var(--parsons-puzzle-draggable-background-color) !important;
    color: var(--parsons-puzzle-text-color);
    border: 2px solid var(--parsons-puzzle-primary-color);
    padding: 10px 15px;
    margin-bottom: 10px;
    border-radius: 5px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    cursor: grab;
    display: inline-block;
    white-space: normal;
    width: 100%;
    height: auto;
    max-width: 100%;
    box-sizing: border-box;
    transition: all 0.2s ease;
}

/* .pairing-puzzle-container .draggable-code {
    background-color: var(--parsons-puzzle-draggable-background-color) !important;
    color: var(--parsons-puzzle-text-color);
    border: 2px solid var(--parsons-puzzle-primary-color);
    padding: 10px 15px;
    margin-bottom: 10px;
    border-radius: 5px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    cursor: grab;
    display: inline-block;
    width: 100%;
    white-space: nowrap;
    overflow: visible;
    text-overflow: ellipsis;
    box-sizing: border-box;
    transition: all 0.2s ease;
} */

/* Drop area */
.drop-area {
    width: 100%;
    background-color: var(--parsons-puzzle-drop-area-background-color) !important;
    border: 2px dashed var(--parsons-puzzle-drop-area-border-color);
    min-height: 150px;
    padding: 10px;
    border-radius: 8px;
    position: relative;
    margin-bottom: 15px;
}

/* General draggable item styles */
.draggable {
    background-color: var(--parsons-puzzle-draggable-item-background-color) !important;
    color: var(--parsons-puzzle-text-color);
    border: 1px solid var(--parsons-puzzle-draggable-item-border-color);
    padding: 5px;
    margin-bottom: 5px;
    border-radius: 3px;
    cursor: grab;
}

/* Placeholder in drop area */
.placeholder {
    height: 50px;
    margin-bottom: 5px;
    background-color: var(--parsons-puzzle-placeholder-background-color) !important;
    border: 1px dashed var(--parsons-puzzle-placeholder-border-color);
    width: 100%;
    padding: 5px;
    box-sizing: border-box;
    text-align: center;
}

/* Dragging styles (commented out) */
/* .draggable:active {
    background-color: #e0f7fa;
    opacity: 1;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transform: scale(1.01);
    border: 2px solid #007bff;
    cursor: grabbing;
    color: #000000;
    transition: all 0.2s ease;
    opacity: 0.9;
} */

/* Drop area hover effect */
/* .drop-area.dragover {
    background-color: var(--parsons-puzzle-hover-background-color);
    border-color: var(--parsons-puzzle-hover-border-color);
} */

/* Feedback when dragging */
/* .dragging {
    display: block;
    background-color: #e0f7fa;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transform: scale(1.05);
    transition: all 0.2s ease;
    opacity: 0.9 !important;
} */

/* Code block styles */
pre.highlight {
    margin: 0;
    padding: 0;
    background: transparent;
    border: none;
    font-family: inherit;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* Button styles */
.button-check-solution {
    background-color: var(--parsons-puzzle-button-background-color-check);
    color: var(--parsons-puzzle-button-text-color) !important;
}

.button-reset-puzzle {
    background-color: var(--parsons-puzzle-button-background-color-reset);
    color: var(--parsons-puzzle-button-text-color) !important;
}

/* Modal container (hidden by default) */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
}

/* Modal content */
.modal-content {
    background-color: var(--parsons-puzzle-modal-background-color);
    margin: 15% auto;
    padding: 20px;
    border: 1px solid var(--parsons-puzzle-modal-border-color);
    width: 80%;
    border-radius: 5px;
}

/* Close button */
.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
}

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

/* Copy button */
.button-copy-code {
    margin-top: 10px;
    padding: 10px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.button-copy-code:hover {
    background-color: #0056b3;
}

.button-container {
    display: flex;
    gap: 10px;
    margin-top: 5px;
}

/* Toast Notification */
.toast {
    position: absolute;
    padding: 15px;
    border-radius: 8px;
    z-index: 1000;
    display: none;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    font-size: 30px;
    text-align: center;
}

/* Success Toast */
.toast-success {
    background-color: var(--parsons-puzzle-toast-success-background-color);
    color: var(--parsons-puzzle-toast-success-text-color);
}

/* Error Toast */
.toast-error {
    background-color: var(--parsons-puzzle-toast-error-background-color);
    color: var(--parsons-puzzle-toast-error-text-color);
}

/* Toast Message */
.toast p {
    margin: 0;
    font-size: 16px;
    font-weight: bold;
}