/**
 * Memoria - Upload Page Styles
 * Styles for photo upload page (upload.html)
 */

.upload-container {
    min-height: 100vh;
    padding-top: 100px;
    padding-bottom: var(--space-xl);
}

.upload-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.upload-title {
    color: var(--color-amber-primary);
    margin-bottom: var(--space-sm);
}

.upload-subtitle {
    color: var(--color-amber-accent);
    font-size: 1.125rem;
}

.upload-zone {
    max-width: 600px;
    margin: 0 auto var(--space-lg);
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg,
        var(--color-sepia-mid) 0%,
        var(--color-charcoal) 100%);
    border: 3px dashed var(--color-stamp);
    padding: var(--space-xl);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.upload-zone::before {
    content: '';
    position: absolute;
    inset: 12px;
    border: 1px dashed var(--color-stamp);
    opacity: 0.3;
    pointer-events: none;
}

.upload-zone:hover {
    border-color: var(--color-amber-primary);
    background: linear-gradient(135deg,
        rgba(212, 165, 116, 0.1) 0%,
        var(--color-charcoal) 100%);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lifted);
}

.upload-zone.drag-over {
    border-color: var(--color-amber-primary);
    background: rgba(212, 165, 116, 0.15);
    transform: scale(1.02);
}

.upload-zone.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

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

.upload-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(212, 165, 116, 0.2);
    border: var(--border-archive);
    border-radius: 50%;
    color: var(--color-amber-primary);
}

.upload-prompt h3 {
    color: var(--color-amber-accent);
    margin-bottom: var(--space-sm);
}

.upload-prompt p {
    color: var(--color-gold-archive);
    margin-bottom: var(--space-md);
}

.upload-hint {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-stamp);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.upload-loading {
    display: none;
    text-align: center;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--space-md);
    border: 4px solid var(--color-sepia-light);
    border-top: 4px solid var(--color-amber-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.preview-section {
    display: none;
    max-width: 800px;
    margin: 0 auto;
}

.preview-grid {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--space-lg);
    align-items: start;
}

.preview-photo {
    position: relative;
}

.preview-info {
    background: linear-gradient(135deg,
        var(--color-sepia-mid) 0%,
        var(--color-charcoal) 100%);
    border: var(--border-archive);
    padding: var(--space-lg);
}

.info-item {
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--color-stamp);
}

.info-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.info-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-stamp);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.info-value {
    color: var(--color-amber-accent);
    font-size: 1.125rem;
    font-weight: 600;
}

.cost-highlight {
    background: rgba(193, 62, 62, 0.1);
    border: var(--border-dashed);
    padding: var(--space-md);
    border-radius: 4px;
}

.cost-highlight .info-value {
    color: var(--color-red-soviet);
    font-size: 1.5rem;
}

.preview-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.low-balance-warning {
    display: none;
    max-width: 600px;
    margin: 0 auto var(--space-lg);
    background: linear-gradient(135deg,
        rgba(193, 62, 62, 0.2) 0%,
        rgba(193, 62, 62, 0.1) 100%);
    border: 2px solid var(--color-red-soviet);
    border-left-width: 6px;
    padding: var(--space-md);
}

.warning-content {
    display: flex;
    gap: var(--space-md);
    align-items: start;
}

.warning-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-red-soviet);
    border-radius: 50%;
    color: var(--color-cream);
}

.warning-text h4 {
    color: var(--color-red-soviet);
    margin-bottom: 0.5rem;
}

.warning-text p {
    color: var(--color-amber-accent);
    margin-bottom: var(--space-sm);
}

@media (max-width: 768px) {
    .preview-grid {
        grid-template-columns: 1fr;
    }

    .preview-actions {
        flex-direction: column;
    }

    .preview-actions .btn {
        width: 100%;
    }
}