.container {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}
.header {
    background: linear-gradient(135deg, #2271b1 0%, #135e96 100%);
    color: white;
    padding: 25px;
    text-align: center;
}
.header h1 {
    margin-bottom: 10px;
    font-size: 28px;
}
.header p {
    opacity: 0.9;
}
.content {
    padding: 30px;
}
.upload-container {
    text-align: center;
    margin-bottom: 30px;
}
.upload-area {
    border: 3px dashed #2271b1;
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    background: #f8f9fa;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 20px;
}
.upload-area:hover {
    background: #e8f0fe;
    border-color: #135e96;
}
.upload-icon {
    font-size: 48px;
    color: #2271b1;
    margin-bottom: 15px;
}
.upload-text h3 {
    margin-bottom: 10px;
    color: #2271b1;
}
.upload-text p {
    color: #666;
    margin-bottom: 5px;
}
.btn {
    display: inline-block;
    background: #2271b1;
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    margin: 10px 5px;
}
.btn:hover {
    background: #135e96;
    transform: translateY(-2px);
}
.btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}
.btn-success {
    background: #4caf50;
}
.btn-success:hover {
    background: #3d8b40;
}
.preview-container {
    display: none;
    margin-top: 30px;
}
.image-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 30px;
}
.preview-box {
    flex: 1;
    min-width: 300px;
    text-align: center;
    background: #f8f9fa;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}
.preview-box h4 {
    margin-bottom: 15px;
    color: #2271b1;
}
.preview-image {
    max-width: 100%;
    max-height: 350px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}
.action-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}
.loader {
    display: none;
    text-align: center;
    margin: 20px 0;
}
.spinner {
    border: 5px solid #f3f3f3;
    border-top: 5px solid #2271b1;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
.status-bar {
    background: #e8f5e9;
    border-left: 4px solid #4caf50;
    padding: 15px;
    margin: 20px 0;
    border-radius: 0 8px 8px 0;
}
.footer {
    text-align: center;
    padding: 20px;
    background: #f1f1f1;
    color: #666;
    font-size: 14px;
}
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: 8px;
    background: #4caf50;
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    opacity: 0;
    transform: translateX(100px);
    transition: all 0.3s ease;
}
.notification.show {
    opacity: 1;
    transform: translateX(0);
}
.notification.error {
    background: #f44336;
}
.bg-remover-license-error {
    background: #ffebee;
    color: #c62828;
    padding: 15px;
    border-radius: 5px;
    text-align: center;
    margin: 20px 0;
}
@media (max-width: 768px) {
    .image-preview {
        flex-direction: column;
    }
    .action-buttons {
        flex-direction: column;
    }
    .btn {
        width: 100%;
        margin: 5px 0;
    }
}