body {
    font-family: 'Inter', sans-serif;
    background-color: #f8f9fa;
}

.main-card {
    border-radius: 15px;
    border: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

/* Dropzone de upload */
.dropzone {
    border: 2px dashed #adb5bd;
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: border-color .15s ease, background-color .15s ease;
    background-color: #fff;
}

.dropzone.dropzone-active {
    border-color: #0d6efd;
    background-color: #eef4ff;
}

.dropzone-preview img {
    max-height: 140px;
    border-radius: 8px;
    object-fit: cover;
}

/* Overlay de carregamento sobre a tabela da listagem */
.table-loading-wrapper {
    position: relative;
}

.table-loading-overlay {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, .7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
}

/* Empty state unificado */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: #6c757d;
}

.empty-state .empty-state-icon {
    font-size: 2.5rem;
    margin-bottom: .5rem;
}