.image-uploader {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: 400px;
}

.image-preview-container {
    position: relative;
    width: 120px;
    height: 120px;
    border-radius: 12px;
    overflow: hidden;
    border: 3px solid var(--input-border-color, #e1e5e9);
    background-color: var(--gray-50, #f8f9fa);
    transition: border-color 0.3s ease, transform 0.2s ease;
    align-self: center;
}

.image-preview-container:hover {
    border-color: var(--primary-vivid, #4f46e5);
    transform: scale(1.02);
}

.image-preview {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: opacity 0.3s ease, transform 0.2s ease;
    cursor: pointer;
}

.image-preview:hover {
    transform: scale(1.02);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(2px);
}

.image-preview-container:hover .image-overlay {
    opacity: 1;
}

.change-image-btn {
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 8px;
    padding: 8px 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-700, #374151);
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.change-image-btn:hover {
    background: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.change-image-btn svg {
    width: 16px;
    height: 16px;
}

.upload-controls {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
}

.upload-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--primary-vivid, #4f46e5);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(79, 70, 229, 0.2);
    min-width: 140px;
    justify-content: center;
}

.upload-btn:hover:not(:disabled) {
    background: var(--primary-dark, #3730a3);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(79, 70, 229, 0.3);
}

.upload-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.upload-btn svg {
    width: 16px;
    height: 16px;
}

.upload-info {
    text-align: center;
}

.upload-info small {
    color: var(--gray-500, #6b7280);
    font-size: 0.8rem;
    line-height: 1.4;
}

.upload-progress {
    background: var(--gray-50, #f8f9fa);
    border-radius: 8px;
    padding: 16px;
    border: 1px solid var(--border-color, #e1e5e9);
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--gray-200, #e5e7eb);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-vivid, #4f46e5) 0%, var(--primary-light, #818cf8) 100%);
    border-radius: 3px;
    width: 0%;
    transition: width 0.3s ease;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.3) 50%,
        transparent 100%
    );
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.upload-status {
    font-size: 0.9rem;
    color: var(--gray-600, #4b5563);
    text-align: center;
    font-weight: 500;
}

.image-uploader.compact .image-preview-container {
    width: 80px;
    height: 80px;
}

.image-uploader.large .image-preview-container {
    width: 160px;
    height: 160px;
}

.image-uploader.error .image-preview-container {
    border-color: var(--error-color, #ef4444);
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}

@media (max-width: 480px) {
    .image-uploader {
        max-width: 100%;
    }
    
    .image-preview-container {
        width: 100px;
        height: 100px;
    }
    
    .upload-btn {
        min-width: 120px;
        padding: 10px 16px;
        font-size: 0.9rem;
    }
    
    .change-image-btn {
        padding: 6px 10px;
        font-size: 0.8rem;
    }
}

@media (prefers-color-scheme: dark) {
    .image-preview-container {
        background-color: var(--gray-800, #1f2937);
        border-color: var(--gray-600, #4b5563);
    }
    
    .upload-progress {
        background: var(--gray-800, #1f2937);
        border-color: var(--gray-600, #4b5563);
    }
    
    .progress-bar {
        background: var(--gray-700, #374151);
    }
    
    .upload-status {
        color: var(--gray-300, #d1d5db);
    }
    
    .upload-info small {
        color: var(--gray-400, #9ca3af);
    }
}

.album-edit-section {
    border-bottom: 1px solid var(--border-color, #e1e5e9);
    padding-bottom: 20px;
    margin-bottom: 20px;
}

.album-edit-section .form-group {
    margin-bottom: 0;
}

.album-edit-section .image-uploader {
    max-width: 300px;
}

.album-edit-section .image-preview-container {
    width: 100px;
    height: 100px;
}

.modal-body-scrollable {
    max-height: 300px;
    overflow-y: auto;
}

@media (max-width: 480px) {
    .album-edit-section .image-uploader {
        max-width: 250px;
    }
    
    .album-edit-section .image-preview-container {
        width: 80px;
        height: 80px;
    }
}