body {
    background-color: #f8f9fa;
}
.container-sm {
    max-width: 540px;
}
.processing-section {
    background-color: white;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}
.nav-section {
    background-color: white;
    border-radius: 10px;
    padding: 15px;
}
.nav-link {
    padding: 12px 0;
    border-bottom: 1px solid #eee;
    color: #6c757d;
}
.nav-link:hover {
    color: #0d6efd;
}
.nav-link:last-child {
    border-bottom: none;
}
.image-thumbnail {
    max-height: 192px;
    max-width: 100%;
    border-radius: 8px;
    background-color: #e9ecef;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    overflow: hidden;
}
.image-thumbnail img {
    max-height: 192px;
    max-width: 100%;
    object-fit: contain;
}
.status-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 15px;
}
.status-item:last-child {
    margin-bottom: 0;
}
.checkmark {
    color: #198754;
    font-size: 1.25rem;
}
.spinner-container {
    display: flex;
    align-items: center;
    gap: 10px;
}
.spinner-border-sm {
    width: 1.25rem;
    height: 1.25rem;
    border-width: 0.2em;
}
.skip-link {
    font-size: 14px;
    color: #6c757d;
    text-decoration: none;
    padding: 8px 0;
}
.skip-link:hover {
    color: #6c757d;
    text-decoration: underline;
}