.usecase-btn.active {
    background: linear-gradient(135deg, #4f46e5, #6366f1);
    color: white;
    border: none;
}

textarea {
    resize: none;
}

.token-box {
    background: #eef2ff;
    border-radius: 12px;
    padding: 14px;
    text-align: center;
}

.output-big {
    font-size: 2.6rem;
    font-weight: 700;
}

.model-card {
    border-radius: 12px;
    padding: 12px 14px;
    background: #f9fafb;
    margin-bottom: 8px;
}

.highlight-card {
    border: 2px solid #4f46e5;
    background: #eef2ff;
}

.fade-text {
    font-size: 12px;
    color: #6b7280;
}