.drop-zone {
    border: 2px dashed #ccc;
    border-radius: 4px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.drop-zone:hover {
    border-color: #0d6efd;
    background-color: #f8f9fa;
}

.drop-zone.highlight {
    border-color: #0d6efd;
    background-color: #e9ecef;
}

.drop-zone-content {
    color: #6c757d;
}

.drop-zone-content i {
    color: #0d6efd;
}

.emoji-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
    padding: 1rem;
}

.emoji-btn {
    font-size: 1.5rem;
    padding: 0.5rem;
    transition: transform 0.2s;
}

.emoji-btn:hover {
    transform: scale(1.1);
}