.file-upload-container {
    background: var(--card-bg);
    border-radius: 12px;
    border: 2px dashed var(--border-color);
    padding: 20px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.file-upload-container:hover,
.file-upload-container.dragover {
    border-color: var(--primary-color);
    background: rgba(69, 98, 255, 0.05);
}

.file-upload-container input[type="file"] {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    cursor: pointer;
}

.upload-icon {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 15px;
    transition: transform 0.3s ease;
}

.file-upload-container:hover .upload-icon {
    transform: scale(1.1);
}

.upload-text {
    color: var(--text-color);
    font-size: 16px;
    margin-bottom: 5px;
}

.upload-subtext {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.file-list {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.file-item {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--input-bg);
    border-radius: 8px;
    padding: 10px 15px;
    border: 1px solid var(--border-color);
    animation: slideIn 0.3s ease-in-out;
}

.file-item i {
    color: var(--primary-color);
    font-size: 20px;
}

.file-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.file-name {
    color: var(--text-color);
    font-size: 14px;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-size {
    color: rgba(255, 255, 255, 0.6);
    font-size: 12px;
}

.remove-file {
    background: none;
    border: none;
    color: var(--error-color);
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.remove-file:hover {
    background: rgba(244, 67, 54, 0.1);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Progress bar styles */
.upload-progress {
    margin-top: 10px;
    background: var(--input-bg);
    border-radius: 10px;
    height: 4px;
    overflow: hidden;
    display: none;
}

.upload-progress.active {
    display: block;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    width: 0%;
    transition: width 0.3s ease;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .file-upload-container {
        padding: 15px;
    }
    
    .upload-icon {
        font-size: 32px;
    }
    
    .upload-text {
        font-size: 14px;
    }
    
    .upload-subtext {
        font-size: 12px;
    }
}