/* Modal Styles */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 20px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-large {
    max-width: 900px;
}

.modal-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: var(--card-bg-light);
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Form Styles in Modal */
.modal-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group-inline {
    display: flex;
    align-items: center;
    gap: 12px;
}

.form-group-inline input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

/* Quiz Builder Specific */
.question-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.question-card {
    background: var(--card-bg-light);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
}

.question-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.question-header h4 {
    color: var(--primary-purple-light);
}

.question-actions {
    display: flex;
    gap: 8px;
}

.answer-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.answer-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.answer-item input[type="checkbox"],
.answer-item input[type="radio"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.answer-item input[type="text"] {
    flex: 1;
    background: var(--card-bg-light);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 12px;
    color: var(--text-primary);
}

.answer-item button {
    padding: 6px 12px;
}

.add-answer-btn,
.add-question-btn {
    width: 100%;
    margin-top: 12px;
}

/* Participant List */
.participant-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 300px;
    overflow-y: auto;
}

.participant-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: var(--card-bg-light);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.participant-info {
    flex: 1;
}

.participant-info h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.participant-info p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.participant-actions {
    display: flex;
    gap: 8px;
}

/* Group Selection */
.group-selection {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
    max-height: 300px;
    overflow-y: auto;
}

.group-checkbox {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--card-bg-light);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.group-checkbox:hover {
    border-color: var(--primary-purple);
}

.group-checkbox input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.group-checkbox.selected {
    background: rgba(139, 92, 246, 0.1);
    border-color: var(--primary-purple);
}

/* Task List in Modal */
.task-list-modal {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 400px;
    overflow-y: auto;
}

.task-card-modal {
    background: var(--card-bg-light);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
}

.task-card-modal h4 {
    margin-bottom: 8px;
    color: var(--primary-purple-light);
}

.task-card-modal p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.task-card-actions {
    display: flex;
    gap: 8px;
}

/* Scrollbar Styles */
.modal::-webkit-scrollbar,
.participant-list::-webkit-scrollbar,
.group-selection::-webkit-scrollbar,
.task-list-modal::-webkit-scrollbar {
    width: 8px;
}

.modal::-webkit-scrollbar-track,
.participant-list::-webkit-scrollbar-track,
.group-selection::-webkit-scrollbar-track,
.task-list-modal::-webkit-scrollbar-track {
    background: var(--card-bg-light);
    border-radius: 4px;
}

.modal::-webkit-scrollbar-thumb,
.participant-list::-webkit-scrollbar-thumb,
.group-selection::-webkit-scrollbar-thumb,
.task-list-modal::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.modal::-webkit-scrollbar-thumb:hover,
.participant-list::-webkit-scrollbar-thumb:hover,
.group-selection::-webkit-scrollbar-thumb:hover,
.task-list-modal::-webkit-scrollbar-thumb:hover {
    background: var(--primary-purple);
}

/* Responsive Modal */
@media (max-width: 768px) {
    .modal {
        max-width: 100%;
        max-height: 100vh;
        border-radius: 0;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .group-selection {
        grid-template-columns: 1fr;
    }
}