/* Upload Manager Styles */

.upload-container {
    max-width: 1200px;
    margin: 0 auto;
}

.upload-layout {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 2rem;
}

.upload-zone-card,
.metadata-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.upload-zone-card h2,
.metadata-card h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1a202c;
    margin: 0 0 1.5rem;
}

/* Drag and Drop Zone */
.upload-zone {
    border: 3px dashed #cbd5e0;
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    background: #f7fafc;
    transition: all 0.3s ease;
    position: relative;
}

.upload-zone.dragging {
    border-color: #667eea;
    background: #edf2f7;
    transform: scale(1.02);
}

.upload-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.upload-zone h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #2d3748;
    margin: 0 0 0.5rem;
}

.upload-zone p {
    color: #718096;
    margin: 0 0 1.5rem;
}

.file-input {
    display: none;
}

.upload-hints {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e2e8f0;
}

.upload-hints p {
    font-size: 0.875rem;
    color: #718096;
    margin: 0.25rem 0;
}

.upload-hints strong {
    color: #2d3748;
}

/* Selected Files List */
.selected-files {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e2e8f0;
}

.selected-files h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #2d3748;
    margin: 0 0 1rem;
}

.file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: #f7fafc;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    transition: background 0.2s ease;
}

.file-item:hover {
    background: #edf2f7;
}

.file-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
}

.file-icon {
    font-size: 1.5rem;
}

.file-details {
    display: flex;
    flex-direction: column;
}

.file-details strong {
    font-size: 0.9375rem;
    color: #2d3748;
}

.file-size {
    font-size: 0.8125rem;
    color: #a0aec0;
}

/* Success Banner */
.success-banner {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: #c6f6d5;
    border: 1px solid #9ae6b4;
    border-radius: 8px;
    color: #22543d;
    margin-bottom: 1.5rem;
}

.success-icon {
    font-size: 1.25rem;
    margin-right: 0.75rem;
}

/* Progress Indicator */
.upload-progress {
    margin-top: 1rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e2e8f0;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
}

/* Responsive */
@media (max-width: 968px) {
    .upload-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .upload-zone {
        padding: 2rem 1rem;
    }

    .upload-icon {
        font-size: 3rem;
    }

    .upload-zone h3 {
        font-size: 1.125rem;
    }
}