.passage-content-container,.passage-preview-container{min-height:150px;border:1px solid #ccc;border-radius:4px;padding:8px}.content-item{margin-bottom:10px;position:relative;background-color:#f9f9f9;border-radius:15px;cursor:move;transition:.2s}.content-item:hover{box-shadow:0 2px 5px rgba(0,0,0,.1)}.content-item.dragging{opacity:.5;box-shadow:0 5px 10px rgba(0,0,0,.15);z-index:100}.content-item .drag-handle{position:absolute;left:0;top:0;width:18px;height:100%;display:flex;align-items:center;justify-content:center;color:#999;background-color:#f0f0f0;border-top-left-radius:4px;border-bottom-left-radius:4px;cursor:grab}.content-item .drag-handle:active{cursor:grabbing}.content-item textarea{width:100%;min-height:100px;resize:vertical;padding-left:25px}.content-item .image-upload-container{padding-left:25px}.content-item input[type=file]{width:100%;padding-left:25px}.content-item img{max-width:100%;margin-top:5px}.content-item-placeholder{border:2px dashed #ccc;background-color:rgba(0,123,255,.05);border-radius:4px;height:60px;margin-bottom:10px}.btn-remove-content{position:absolute;top:8px;right:8px;z-index:2}.passage-controls{margin:10px 0}.highlight,.question-highlight{background-color:#ff0;padding:2px;cursor:pointer}.flag{display:inline-block;color:red;padding:2px 6px;border-radius:3px;margin:0 5px;font-size:.9em}.flag:hover,.highlight:hover,.question-highlight:hover{opacity:.8}.passage-question-modal-content{max-width:1200px;width:90%}.passage-question-container{display:flex;flex-direction:column;gap:20px}.passage-section,.question-section{flex:1}.passage-section{border-right:1px solid #ccc;padding-right:20px}.question-section{padding-left:20px}@media (min-width:768px){.passage-question-container{flex-direction:row}}.passage-preview-container p{margin:0 0 10px}.passage-preview-container img{max-width:100%;margin:10px 0}.passage-preview-container .flag,.passage-preview-container .highlight{opacity:.5;cursor:not-allowed}#highlightRefPassage{height:100px}.modal-error{color:red;margin:10px 0;padding:10px;border:1px solid red;border-radius:4px}.image-upload-container{display:flex;flex-direction:column;gap:10px;border:2px dashed #ccc;padding:20px;border-radius:8px;transition:.3s;position:relative;background-color:#f9f9f9;cursor:pointer;min-height:150px}.image-upload-container:hover{border-color:#007bff;background-color:rgba(0,123,255,.05)}.image-upload-container:after{content:'';position:absolute;top:0;left:0;width:100%;height:100%}.drag-drop-message{text-align:center;color:#666;position:relative;z-index:0;padding:25px 0;pointer-events:none}.drag-drop-message i{font-size:2.5rem;margin-bottom:15px;color:#007bff}.drag-drop-message p{margin:0;font-size:1.1rem;font-weight:500}.image-upload-container.drag-over{border-color:var(--primary-color);background-color:rgba(0,123,255,.1);box-shadow:0 0 10px rgba(0,123,255,.2)}.image-preview-container{display:flex;flex-wrap:wrap;gap:15px;position:relative;z-index:1;min-height:50px}.image-preview-item{position:relative;width:calc(33.333% - 15px);min-width:100px;max-width:200px;margin-bottom:10px;box-shadow:0 3px 8px rgba(0,0,0,.15);border-radius:8px;overflow:hidden;transition:transform .2s;background-color:#fff;display:block}.image-preview-item:hover{transform:translateY(-3px)}.image-preview-item img{width:100%;height:auto;border-radius:6px;object-fit:cover;aspect-ratio:16/9;display:block}.btn-remove-image{position:absolute;top:8px;right:8px;background-color:rgba(255,255,255,.9);color:#e74c3c;border:none;border-radius:50%;width:28px;height:28px;font-size:14px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.2s;z-index:2}.btn-remove-image:hover{background-color:#e74c3c;color:#fff;transform:scale(1.1)}.image-preview-container:not(:empty)~.drag-drop-message{display:none}.image-upload-container input[type=file]{width:100%;position:absolute;top:0;left:0;opacity:0;height:100%;z-index:-1;pointer-events:none}.bank-modal-content{max-width:1000px}.bank-content-list{max-height:400px;overflow-y:auto;margin:10px 0}.filter-container{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}.search-wrapper{position:relative;flex:1;min-width:200px}.search-wrapper i{position:absolute;top:50%;left:10px;transform:translateY(-50%);color:#666}.search-wrapper input{padding-left:30px}.form-select.filter-select{min-width:150px}.bank-pagination{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:10px}.btn-page{padding:5px 10px;background:#f0f0f0;border:none;border-radius:4px;cursor:pointer}.btn-page:disabled{background:#ccc;cursor:not-allowed}.btn-add-bank-item{background:#28a745;color:#fff;padding:5px 10px;width:100%}.btn-add-bank-item:hover{background:#218838}.question-images{display:flex;flex-wrap:wrap;gap:10px;margin:10px 0}.question-image-item{width:calc(33.333% - 10px);min-width:100px;max-width:200px;margin-bottom:10px;position:relative}.question-image{width:100%;height:auto;border-radius:4px;box-shadow:0 2px 5px rgba(0,0,0,.1);object-fit:cover;aspect-ratio:16/9}.passage-preview{font-size:.9rem;color:#555;border-left:3px solid #e1e1e1;padding-left:10px;line-height:1.4;min-height:50px;max-height:80px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical}.passage-stats{display:flex;justify-content:space-between}.stat-item{background-color:#f8f9fa;border-radius:4px;padding:5px 10px;font-size:.85rem;display:flex;align-items:center}.stat-item i{color:var(--primary-color)}