/* أدوات إضافية لتنسيق أداة تقسيم المجموعات */

#group-divider-tool .option-card {
    transition: all 0.2s ease-in-out;
}

#group-divider-tool .option-card:hover:not(.bg-primary-50) {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
}

/* Custom Scrollbar for Student List */
#students-list::-webkit-scrollbar {
    width: 6px;
}
#students-list::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 4px;
}
#students-list::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
#students-list::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Animations */
@keyframes pulse-subtle {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(0.98); }
}

.animate-pulse-subtle {
    animation: pulse-subtle 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}