.quiz-screen{
    position: fixed;
    top: 0;
    left: 260px;
    width: calc(100% - 260px);
    height: 100vh;
    background-color: #1a1a1a;
    z-index: 10001;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    color: white;
    padding: 20px;
    box-sizing: border-box;
    overflow-y: auto;
}


.quiz-header {
    width: 100%;
    max-width: none;
    display: flex;
    flex-direction: column;
    align-items: center;
}


#quiz-main-title {
    color: white;
    font-size: 28px;
    text-align: center;
    font-weight: normal;
    margin: 5px 0 20px 0;
    position: relative;
    width: 100%;
}


#quiz-main-title::after {
    content: none;
    display: none;
}


.quiz-header hr {
    display: none;
}



#region-selection-view, #type-selection-view {
    width: 100%;
    height: auto; 
    flex-grow: 1; 
    max-width: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}


#region-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr); 
    grid-auto-rows: minmax(0, 1fr); 
    gap: 15px;
    width: 100%;
    padding-bottom: 20px;
    padding-top: 15px;
    max-height: calc(100vh - 200px); 
    overflow-y: auto; 
    align-content: flex-start;
}



.region-block {
    padding: 10px 15px; 
    background-color: #2c2c2c;
    border: 2px solid #3d3d3d;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1.0em; 
    text-align: center;
    transition: border-color 0.3s, background-color 0.3s, box-shadow 0.3s;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #e0e0e0;
    height: 100%; 
    box-sizing: border-box;
}

.region-block:hover {
    border-color: #ff8c00;
    background-color: #3d3d3d;
    box-shadow: 0 0 8px rgba(255, 140, 0, 0.4);
}

.region-block.active {
    border-color: #4CAF50;
    background-color: #354a35;
    color: white;
}

.region-block .check-mark {
    font-size: 1.5em;
    color: #4CAF50;
    margin-left: 10px;
}

.region-block.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
    background-color: #2c2c2c;
    border-color: #3d3d3d;
    box-shadow: none;
}


#quiz-type-title {
    text-align: center;
    font-size: 28px;
    font-weight: normal;
    margin: 5px 0 20px 0;
    width: 100%;
}


#game-type-list {
    display: flex;
    flex-direction: row;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    width: 100%;
    padding-top: 15px;
}

.game-type-block {
    width: 280px;
    height: 100px;
    padding: 15px 25px;
    background-color: #333;
    border: 1px solid #444;
    color: white;
    border-radius: 8px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s, border-color 0.3s, box-shadow 0.3s;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.game-type-block:hover {
    background-color: #ff8c00;
    border-color: white;
    box-shadow: 0 0 10px rgba(255, 140, 0, 0.5);
}

.game-type-block.disabled {
    border-color: #555;
    color: #888;
    background-color: #2c2c2c;
    cursor: not-allowed;
    pointer-events: none;
    box-shadow: none;
}

.quiz-control-btn {
    background-color: #555;
    color: white;
    border: none;
    padding: 12px 25px;
    margin-top: 30px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
    font-size: 16px;
    font-weight: bold;
}

.quiz-control-btn:hover {
    background-color: #777;
}



#game-container {
    width: 100%;
    max-width: none;
    height: auto; 
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0;
    box-sizing: border-box;
}

#matches-info {
    text-align: center;
    width: 100%;
    font-size: 1.1em;
    font-weight: bold;
    color: #e0e0e0;
    margin-bottom: 10px;
}

#matching-game-area {
    display: flex;
    width: 100%;
    height: auto; 
    flex-grow: 1; 
    gap: 20px;
    padding-bottom: 5px;
}


.matching-list-container {
    background-color: #2b2b2b;
    border: 1px solid #444;
    border-radius: 8px;
    padding: 10px;
    box-sizing: border-box;

    display: flex;
    flex-direction: column;

    height: auto;
    max-height: 70vh;
    overflow-y: auto;
}





#name-list-items {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.draggable-item {
    background-color: #333;
    color: white;
    padding: 10px;
    border-radius: 5px;
    cursor: grab;
    font-weight: bold;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    transition: transform 0.1s, opacity 0.3s, background-color 0.3s;
    width: 95%;
    box-sizing: border-box;
    font-size: 1em;
    position: static;
}

.draggable-item:active {
    cursor: grabbing;
    transform: scale(1.02);
    background-color: #444;
}


.target-list-container {
    min-width: 0;

    height: auto;
    max-height: 70vh;
    overflow-y: auto;

    background-color: transparent;
    border: none;
    padding: 0;
}



#target-grid-items {
    width: 100%;
    min-width: 0;        
    
    padding: 10px;
    box-sizing: border-box;

    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;

    height: auto;
}


.droppable-target {
    background-color: #242424;
    border: 3px dashed #555;
    border-radius: 8px;
    position: relative;
    transition: border-color 0.3s, background-color 0.3s;
    height: 260px;
    width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}


.target-content {
    position: relative;

    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding: 0;
}

.target-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 5px;
}



.droppable-target .draggable-item {
    position: absolute !important; 
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 5px 10px;
    background-color: rgba(0, 0, 0, 0.7); 
    color: white;
    font-size: 0.9em;
    font-weight: bold;
    border-radius: 0 0 5px 5px;
    box-shadow: none;
    cursor: grab;
    height: auto;
    box-sizing: border-box;
}



.droppable-target.drag-over, .droppable-description.drag-over {
    border-color: #ff8c00;
    background-color: #444;
}

.droppable-target.correct, .droppable-description.correct {
    border-color: #4CAF50;
    background-color: #2e4a30;
}

.droppable-target.incorrect, .droppable-description.incorrect {
    border-color: #f44336;
    background-color: #4a3030;
}

.droppable-target.correct .draggable-item, .droppable-description.correct .draggable-item {
    background-color: #4CAF50 !important;
}

.droppable-target.incorrect .draggable-item, .droppable-description.incorrect .draggable-item {
    background-color: #f44336 !important;
}


.name-list-container-desc {
    flex: 0 0 250px;
    min-width: 250px;
    max-width: 300px;
}


.description-list-container {
    flex: 1;
    min-width: 0; 
    height: auto; 
    max-height: 70vh; 
    overflow-y: auto;
    
    background-color: transparent; 
    border: none;
    padding: 0;
}

#description-target-items {
    width: 100%;
    height: auto; 
    min-height: 100%;
    
    overflow-y: visible;
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding: 5px;
    align-items: flex-start;
}

.droppable-description {
    background-color: #1a1a1a;
    border: 3px dashed #555;
    border-radius: 8px;
    box-sizing: border-box;
    color: #e0e0e0;
    font-size: 14px;
    line-height: 1.5;
    text-align: justify;

    display: flex;
    flex-direction: column;
    justify-content: flex-start;

    padding: 15px;
    position: relative;
    padding-bottom: 60px;

    width: 100%;
    max-width: none;

    flex: 1 1 auto;
}


.droppable-description .target-content {
    flex-grow: 1;
    margin-bottom: 0;
}

.droppable-description .draggable-item {
    position: absolute !important;
    bottom: 10px !important;
    left: 10px !important;
    
    width: calc(100% - 20px) !important;
    
    padding: 5px 10px;
    font-size: 0.9em;
    background-color: #333;
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.7);
    border-radius: 5px;
    height: auto;
    z-index: 1000;
    
    margin: 0 !important;
    box-sizing: border-box;
    text-align: center;
}



#game-controls {
    text-align: center;
    margin-top: 15px;
    width: 100%;
    margin-bottom: 15px; 
}

.quiz-control-btn {
    padding: 10px 20px;
    background-color: #555; 
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1em;
    font-weight: bold;
    transition: background-color 0.3s;
}

.quiz-control-btn:hover {

    background-color: #666; 
}


#check-answers-btn {
    background-color: #dc3545; 
}
#check-answers-btn:hover {
    background-color: #c82333;
}



.card-inner-flip {

    transition: transform 0.6s;

    transform-style: preserve-3d;

    position: relative;

    width: 100%;

    height: 100%;

}



.card-inner-flip.flipped {

    transform: rotateY(180deg);

}



.card-face {

    position: absolute;

    width: 100%;

    height: 100%;

    backface-visibility: hidden; 

    border-radius: 10px;

    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);

    box-sizing: border-box;

    padding: 15px;

}







.card-name-face {

    background-color: #388e3c;

    color: white;



    display: flex;

    justify-content: center;

    align-items: center;

    text-align: center;

    transform: rotateY(180deg);

}



.card-title-text {

    margin: 0;

    font-size: 1.8em;

    word-wrap: break-word;

    max-width: 100%;

}






.card-description-face {

    background-color: #333;

    color: white;

    transform: rotateY(0deg);


    display: flex;

    flex-direction: column;

    text-align: left;

    overflow-y: auto; 

}




.card-description-face .card-image-wrapper {
    width: 100%;
    height: 260px;
    min-height: 260px;

    margin-bottom: 10px;

    overflow: hidden;

    border-radius: 5px;

}

.card-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}




.card-description-face .card-image {

    width: 100%;

    height: 100%;

    object-fit: cover; 
    display: block;

}



.card-description-face .card-description-text {

    font-size: 0.9em;

    line-height: 1.4;

    flex-grow: 1; 
}



.card-flip-hint {

    text-align: center;

    margin-top: 10px;

    opacity: 0.7;

    font-style: italic;

    font-size: 0.8em;

    flex-shrink: 0;

}




#chronology-game-area {
    width: 100%;
    max-width: 1100px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0;
    box-sizing: border-box;
}




#chronology-info {

    text-align: center;

    width: 100%;

    font-size: 1.1em;

    font-weight: bold;

    color: #e0e0e0;

    margin-bottom: 20px;

}



#chronology-content {

    display: flex;

    width: 100%;

    flex-grow: 1;

    gap: 20px;

    align-items: flex-start; 

    justify-content: center;

}





#chronology-order-indicator {

    display: flex;

    flex-direction: column;

    align-items: center;

    justify-content: space-between;

    height: 100%; 
    padding: 15px 0;

    position: sticky; 

    top: 0;

}



.order-label {

    font-weight: bold;

    font-size: 1.0em;

    color: #ff8c00; 

    text-align: center;

}



.order-line-arrow {

    flex-grow: 1;

    width: 3px;

    background: linear-gradient(to top, #4CAF50, #ff8c00); 

    position: relative;

    margin: 10px 0;

}



.order-line-arrow::after {

    content: '';

    position: absolute;

    top: -8px;

    left: -7px;

    width: 0;

    height: 0;

    border-left: 8px solid transparent;

    border-right: 8px solid transparent;

    border-bottom: 12px solid #ff8c00; 

}






#chronology-list-container {
    flex-grow: 1;
    width: 100%;
    max-width: 720px;
    background-color: #2c2c2c;
    border: 1px solid #444;
    border-radius: 8px;
    padding: 15px;
    box-sizing: border-box;
    overflow: hidden;
}




#chronology-list-items {

    min-height: 400px; 

    display: flex;

    flex-direction: column;

    gap: 10px;

}




.chronology-item {
    width: 100%;
    padding: 12px 15px;
    background-color: #333;
    color: white;
    border-radius: 6px;
    cursor: grab;
    font-weight: normal;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.4);
    transition: background-color 0.2s, box-shadow 0.2s;
    user-select: none;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
    box-sizing: border-box;
}




.chronology-item:hover {

    background-color: #444;

}



.chronology-item:active {

    cursor: grabbing;

    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.6);

}



.chronology-item.drag-placeholder {

    height: 50px; 

    background-color: rgba(255, 140, 0, 0.2);

    border: 2px dashed #ff8c00;

    border-radius: 6px;

}



.chronology-item.correct {

    background-color: #354a35; 

}

.chronology-item.incorrect {

    background-color: #4a3030; 

}



.modal-overlay {

    position: fixed;

    z-index: 1000;

    left: 0;

    top: 0;

    width: 100%;

    height: 100%;

    overflow: auto;

    background-color: rgba(0, 0, 0, 0.7); 

    display: flex;

    justify-content: center;

    align-items: center;

}



.modal-content {

    background-color: #2b2b2b;

    margin: auto;

    padding: 30px;

    border: 1px solid #444;

    width: 80%;

    max-width: 500px;

    border-radius: 10px;

    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);

    position: relative;

    color: white;

    text-align: center;

}



.modal-content h3 {

    color: #ff8c00;

    margin-top: 0;

}



.modal-content p {

    font-size: 1.1em;

    margin: 20px 0;

}



.close-btn {

    color: #aaa;

    float: right;

    font-size: 28px;

    font-weight: bold;

    position: absolute;

    top: 10px;

    right: 15px;

    cursor: pointer;

}



.close-btn:hover,

.close-btn:focus {

    color: white;

    text-decoration: none;

    cursor: pointer;

}



#modal-close-btn {

    background-color: #333;

}





.chronology-year-hint {

    font-size: 0.8em;

    color: #aaa;

    margin-left: 5px;

    font-weight: normal;

}


#game-container.location-game-container {
    position: absolute; 
    top: 0;
    left: 0; 
    width: 300px; 
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7); 
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.5);
    z-index: 1010;
    pointer-events: auto; 
    display: flex;
    flex-direction: column;
    padding: 15px;
    box-sizing: border-box;
    overflow-y: hidden; 
}


#map-view.location-map-view {
    position: absolute;
    top: 0;
    left: 300px; 
    right: 0;
    bottom: 0;
    z-index: 1005; 
    pointer-events: auto; 
    background-color: #2c2c2c; 
}


#location-game-title {
    color: white;
    font-size: 20px;
    font-weight: bold;
    margin: 0 0 15px 0;
    text-align: center;
    flex-shrink: 0;
}


.location-name-box {
    width: 100%;
    flex-grow: 1; 
    background-color: #2b2b2b;
    border: 1px solid #444;
    border-radius: 8px;
    padding: 10px;
    box-sizing: border-box;
    color: white;
    pointer-events: auto;
    overflow-y: auto; 
}

#location-name-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}


.name-item {
    padding: 8px 10px;
    background-color: #333;
    color: white;
    border-radius: 5px;
    font-weight: normal;
    text-align: left;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
    font-size: 0.9em;
    cursor: grab; 
    transition: background-color 0.2s;
}

.name-item:hover {
    background-color: #444;
}


.name-item.dragging {
    opacity: 0.5;
    border: 2px dashed #FF8C00;
    cursor: grabbing; 
}


.game-controls {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #333;
    flex-shrink: 0; 
}


#change-location-game-btn, 
#check-location-btn { 
    width: 100%;
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    color: white;
    pointer-events: auto;
    transition: background-color 0.2s, opacity 0.2s;
    font-size: 14px;
}


#change-location-game-btn { 
    background-color: #555; 
}
#change-location-game-btn:hover {
    background-color: #777; 
}

#check-location-btn { 
    background-color: #ff8c00; 
}
#check-location-btn:hover {
    background-color: #e67e22;
}

#check-location-btn[disabled] {
    background-color: #555;
    cursor: not-allowed;
    opacity: 0.7;
}




.location-dot-icon {
    background-color: #FFFFFF; 
    border-radius: 50%; 
    border: 2px solid #34495E; 
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
    transition: all 0.2s ease-in-out;
}


.location-dot-icon.marker-drag-over {
    border-color: #FF8C00; 
    background-color: #EEE; 
    box-shadow: 0 0 10px #FF8C00;
    transform: scale(1.8); 
    border-radius: 50%; 
}


.leaflet-marker-icon.marker-snap-occupied {
    background-color: #777; 
    border-color: #555;
    border-width: 4px;
    transition: none; 
    transform: scale(1.8);
    opacity: 1;
}


.leaflet-marker-icon.marker-snap-correct {
    background-color: #2ECC71; 
    border-color: #1E8449;
    border-width: 4px;
    transition: none; 
    transform: scale(1.8);
    opacity: 1;
}
.leaflet-marker-icon.marker-snap-wrong {
    background-color: #E74C3C; 
    border-color: #C0392B;
    border-width: 4px;
    transition: none;
    transform: scale(1.8);
    opacity: 1;
}


.location-snap-label-default {
    background: #333 !important; 
    color: white !important;
    border: 1px solid #777 !important; 
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4) !important;
    font-weight: bold;
    font-size: 14px;
    padding: 3px 8px;
    border-radius: 4px;
    opacity: 1; 
    pointer-events: none;
}


.marker-cluster-small, 
.marker-cluster-medium, 
.marker-cluster-large {
    background-color: rgba(52, 152, 219, 0.8); 
    color: white;
    text-align: center;
    font-weight: bold;
    border-radius: 50%;
    width: 30px !important;
    height: 30px !important;
    line-height: 30px !important;
}




.results-modal-overlay {

    position: fixed; 
    top: 0;
    left: 300px; 
    width: calc(100% - 300px); 
    height: 100%;
    
    background: rgba(0, 0, 0, 0.85); 
    display: flex;
    justify-content: center; 
    align-items: center; 
    z-index: 10001; 
}

.results-modal-content {
    background: #2b2b2b; 
    color: #fff;
    padding: 25px;
    border-radius: 8px;
    max-width: 450px;
    width: 90%;
    

    box-shadow: none !important;
    
    text-align: center;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    position: relative; 
    z-index: 10002;
    

    border: 1px solid #333; 
}

.score-summary {
    font-size: 1.5em;
    margin-bottom: 25px;
    font-weight: bold;
    color: #FF8C00;
}

.result-details {
    text-align: left;
    max-height: 300px;
    overflow-y: auto;
    box-shadow: none !important; 
    padding-right: 10px;
    margin-bottom: 20px;
    flex-grow: 1;
}

.result-details p {
    margin: 8px 0;
    padding: 5px;
    border-bottom: 1px dashed #444;
    font-size: 0.95em;
}

.result-correct {
    color: #2ECC71; 
}

.result-wrong {
    color: #E74C3C; 
}

.modal-actions {
    margin-top: 20px;
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-shrink: 0;
}


.game-btn { 
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    color: white;
    transition: background-color 0.2s;
    font-size: 14px;
    flex-grow: 1; 
}

.game-btn-orange { 
    background-color: #ff8c00; 
}
.game-btn-orange:hover {
    background-color: #e67e22;
}

.game-btn-red { 
    background-color: #f44336; 
}
.game-btn-red:hover {
    background-color: #c0392b;
}






.description-game .droppable-description {
    min-height: 160px;
    width: 100%;
}


#matching-game-area:not(.description-game) .droppable-target {
    height: 260px;
}




.description-game .droppable-description {
    min-height: 160px;
    width: 100%;
}



#matching-game-area {
    display: flex;
    align-items: stretch;
}


#matching-game-area > .matching-list-container:first-child {
    flex: 0 0 420px;
    max-width: 420px;
}

#matching-game-area > .matching-list-container:last-child {
    flex: 1 1 0;
    min-width: 0;
}