.corpsmart-ai-upload-wrapper {
    max-width: 480px;
    margin: 1em 0;
}

.corpsmart-ai-drop-zone {
    border: 2px dashed #b4b9be;
    border-radius: 4px;
    padding: 2em 1em;
    text-align: center;
    cursor: pointer;
    background: #fafafa;
    transition: border-color 0.15s ease, background-color 0.15s ease;
}

.corpsmart-ai-drop-zone:hover,
.corpsmart-ai-drop-zone.corpsmart-ai-drag-over {
    border-color: #2271b1;
    background: #f0f6fc;
}

.corpsmart-ai-drop-text {
    margin: 0;
    color: #50575e;
}

.corpsmart-ai-progress {
    text-align: center;
    padding: 1em 0;
}

.corpsmart-ai-progress-bar {
    height: 4px;
    background: linear-gradient(90deg, #2271b1 0%, #72aee6 50%, #2271b1 100%);
    background-size: 200% 100%;
    animation: corpsmart-ai-progress-animate 1.2s linear infinite;
    border-radius: 2px;
    margin-bottom: 0.5em;
}

@keyframes corpsmart-ai-progress-animate {
    0% { background-position: 200% 0; }
    100% { background-position: 0 0; }
}

.corpsmart-ai-results {
    margin-top: 1em;
}

.corpsmart-ai-result-json {
    background: #f6f7f7;
    border: 1px solid #dcdcde;
    border-radius: 4px;
    padding: 1em;
    overflow-x: auto;
    font-size: 12px;
}

.corpsmart-ai-result-error {
    color: #cc1818;
    background: #fcf0f1;
    border: 1px solid #cc1818;
    border-radius: 4px;
    padding: 0.75em 1em;
}