.recording {
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.card {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

textarea {
    resize: vertical;
}