/* Variables */
:root {
    --primary-blue: #1e3d8f;
    --primary-orange: #ff6b2b;
    --light-blue: #e8f0ff;
    --text-color: #333333;
    --success-color: #4CAF50;
    --error-color: #f44336;
}

/* Main Container */
.ppgroup-editor {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    padding: 24px;
    max-width: 600px;
    margin: 20px auto;
}

/* Header */
.ppgroup-editor__header h3 {
    color: var(--primary-blue);
    margin: 0 0 20px;
    font-size: 1.5em;
    font-weight: 600;
}

/* Content Area */
.ppgroup-editor__content {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

/* Checkbox Style */
.ppgroup-term-checkbox {
    display: flex;
    align-items: center;
    padding: 10px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--light-blue);
    position: relative;
}

.ppgroup-term-checkbox:hover {
    background: #f0f5ff;
}

.ppgroup-term-checkbox input[type="checkbox"] {
    display: none;
}

.ppgroup-term-checkbox .checkmark {
    width: 22px;
    height: 22px;
    border: 2px solid var(--primary-blue);
    border-radius: 4px;
    margin-right: 12px;
    position: relative;
    transition: all 0.2s ease;
}

.ppgroup-term-checkbox input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-blue);
}

.ppgroup-term-checkbox input[type="checkbox"]:checked + .checkmark:after {
    content: '';
    position: absolute;
    left: 7px;
    top: 3px;
    width: 6px;
    height: 12px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.ppgroup-term-checkbox .term-name {
    color: var(--text-color);
    font-size: 1em;
    font-weight: 500;
}

/* Animation Classes */
.ppgroup-term-checkbox.changed {
    background: var(--primary-orange);
    transform: scale(0.98);
}

.ppgroup-term-checkbox.fade-in {
    opacity: 0;
    transform: translateY(10px);
    animation: fadeIn 0.5s ease forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Status Messages */
.save-status {
    text-align: center;
    padding: 10px;
    margin-top: 10px;
}

.save-status .saving {
    color: var(--primary-blue);
}

.save-status .saved {
    color: var(--success-color);
}

.save-status .error {
    color: var(--error-color);
}

/* Responsive Design */
@media (max-width: 480px) {
    .ppgroup-editor {
        padding: 16px;
        margin: 10px;
    }
    
    .ppgroup-editor__content {
        grid-template-columns: 1fr;
    }
}

/* Loading Animation */
@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.saving {
    animation: pulse 1s infinite;
}