/**
 * Cross-Browser Compatibility CSS
 * 
 * Subtle fixes to ensure consistent UI across all browsers while preserving
 * the original beautiful design and branding system.
 */

/* ===== BROWSER-SPECIFIC COMPATIBILITY FIXES ===== */

/* Firefox specific fixes - only target actual issues */
@-moz-document url-prefix() {
    .photo-uploader-container {
        /* Ensure CSS custom properties work in Firefox */
        --pu-primary: var(--pu-primary, #007cba);
        --pu-secondary: var(--pu-secondary, #005a87);
        --pu-accent: var(--pu-accent, #00a0d2);
    }
}

/* Safari specific fixes */
@supports (-webkit-appearance: none) {
    .photo-uploader-container .upload-area {
        /* Force hardware acceleration for smooth animations */
        -webkit-transform: translateZ(0);
        transform: translateZ(0);
    }
}

/* ===== PREVENT MOBILE UI OVERRIDE (SUBTLE) ===== */

/* Only prevent dark theme and mobile-specific overrides, preserve responsive design */
.photo-uploader-container {
    /* Ensure light background (allow branding to override) */
    background-color: var(--color-neutral-0, #ffffff);
    color: var(--color-neutral-800, #1f2937);
    
    /* Preserve original responsive design */
    max-width: var(--uploader-max-width, min(95vw, 1200px));
    width: 100%;
    margin: 0 auto;
    padding: var(--space-6, 24px);
    box-sizing: border-box;
    
    /* Preserve original styling */
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: var(--line-height-normal, 1.5);
    position: relative;
    border-radius: var(--radius-2xl, 16px);
    box-shadow: var(--shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1));
    border: 1px solid var(--color-neutral-200, #e5e7eb);
    overflow: hidden;
    contain: layout style;
    transition: max-width var(--duration-300, 0.3s) var(--ease-in-out, ease-in-out);
}

/* ===== PROFESSIONAL BUTTON STYLING WITH PROPER SIZING ===== */

/* Large, professional buttons with proper spacing */
.photo-uploader-container .upload-button,
.photo-uploader-container .btn,
.photo-uploader-container .submit-order-button {
    /* Beautiful gradient using branding colors */
    background: linear-gradient(135deg, var(--pu-primary, #007cba) 0%, var(--pu-secondary, #005a87) 100%);
    border: 2px solid var(--pu-primary, #007cba);
    color: #ffffff;
    
    /* LARGE button sizing for professional appearance */
    padding: 18px 40px;
    min-height: 56px;
    border-radius: 14px;
    font-size: 18px;
    font-weight: 600;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    letter-spacing: 0.5px;
    
    /* Beautiful effects */
    box-shadow: 0 6px 20px rgba(0, 124, 186, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    
    /* Ensure proper display */
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    text-decoration: none;
    min-width: 200px;
    
    /* Enhanced text styling */
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    text-transform: uppercase;
}

/* Beautiful hover effects */
.photo-uploader-container .upload-button:hover,
.photo-uploader-container .btn:hover,
.photo-uploader-container .submit-order-button:hover {
    background: linear-gradient(135deg, var(--pu-primary-dark, #004a6b) 0%, var(--pu-secondary, #005a87) 100%);
    border-color: var(--pu-primary-dark, #004a6b);
    
    /* Enhanced hover effects */
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 124, 186, 0.35);
}

/* Active/pressed state */
.photo-uploader-container .upload-button:active,
.photo-uploader-container .btn:active,
.photo-uploader-container .submit-order-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(0, 124, 186, 0.3);
}

/* Focus state for accessibility */
.photo-uploader-container .upload-button:focus,
.photo-uploader-container .btn:focus,
.photo-uploader-container .submit-order-button:focus {
    outline: 3px solid rgba(0, 124, 186, 0.3);
    outline-offset: 2px;
}

/* ===== SPACIOUS UPLOAD AREA WITH PROFESSIONAL STYLING ===== */

.photo-uploader-container .upload-area {
    /* Beautiful border using branding colors */
    border: 3px dashed rgba(0, 124, 186, 0.4);
    border-radius: 20px;
    
    /* Subtle gradient background */
    background: linear-gradient(135deg, 
        #f8fafc 0%, 
        rgba(0, 124, 186, 0.02) 50%,
        #f8fafc 100%);
    
    /* GENEROUS spacing for professional appearance */
    padding: 60px 40px;
    margin: 40px 0;
    min-height: 300px;
    
    /* Smooth transitions */
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Ensure proper layout */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.photo-uploader-container .upload-area:hover {
    border-color: var(--pu-primary, #007cba);
    background: linear-gradient(135deg, 
        rgba(var(--pu-primary-rgb, 0, 124, 186), 0.05) 0%, 
        rgba(var(--pu-accent-rgb, 0, 160, 210), 0.08) 50%,
        rgba(var(--pu-primary-rgb, 0, 124, 186), 0.05) 100%);
    
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 124, 186, 0.15);
}

/* ===== PROFESSIONAL TIER PRICING WITH SPACIOUS DESIGN ===== */

/* ===== CARD-WRAPPED TIER PRICING CONTAINER ===== */

/* Outer card wrapper for tier pricing */
.photo-uploader-container .tier-pricing-display {
    margin: 40px 0;
    padding: 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 2px solid rgba(0, 124, 186, 0.12);
    border-radius: 24px;
    box-shadow: 0 12px 40px rgba(0, 124, 186, 0.08);
    overflow: hidden;
    position: relative;
}

/* Inner content wrapper with MORE SPACIOUS padding */
.photo-uploader-container .tier-pricing-strip {
    padding: 45px 40px 40px 40px;
    background: transparent;
    position: relative;
}

/* Professional tier strip header */
.photo-uploader-container .tier-strip-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid rgba(0, 124, 186, 0.1);
}

.photo-uploader-container .tier-strip-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--pu-primary, #007cba);
    margin: 0 0 8px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

/* ATTRACTIVE MULTI-COLOR TIER PRICING ICON */
.photo-uploader-container .tier-strip-title::before {
    content: "📊";
    font-size: 32px;
    background: linear-gradient(135deg, #f59e0b 0%, #ef4444 25%, #8b5cf6 50%, #06b6d4 75%, #10b981 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

/* Fallback for browsers that don't support background-clip */
@supports not (-webkit-background-clip: text) {
    .photo-uploader-container .tier-strip-title::before {
        background: none;
        color: #f59e0b;
        text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    }
}

.photo-uploader-container .tier-strip-subtitle {
    font-size: 16px;
    color: #64748b;
    margin: 0;
    font-weight: 500;
}

/* ===== TIER STRIP CONTAINER WITH PROPER SPACING ===== */

.photo-uploader-container .tier-strip-container {
    position: relative;
    overflow-x: auto;
    padding: 8px 4px 4px 4px;
    margin: 0 -4px;
}

.photo-uploader-container .tier-strip-track {
    display: flex;
    gap: 12px;
    min-width: 100%;
    padding: 0 4px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Spacious tier items with proper padding */
.photo-uploader-container .tier-item {
    /* Enhanced tier item styling with generous spacing */
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    background: linear-gradient(135deg, #ffffff 0%, #fafbfc 100%);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    
    /* PROPER SPACING - few pixels padding as requested */
    padding: 20px 16px;
    margin: 4px;
    min-width: 140px;
    flex: 0 0 auto;
    
    text-align: center;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.photo-uploader-container .tier-item:hover {
    border-color: var(--pu-primary, #007cba);
    background: linear-gradient(135deg, #ffffff 0%, rgba(0, 124, 186, 0.05) 100%);
    transform: translateY(-4px);
    box-shadow: 0 12px 35px rgba(0, 124, 186, 0.2);
}

.photo-uploader-container .tier-item.active,
.photo-uploader-container .tier-item.best-value {
    border-color: var(--pu-accent, #00a0d2);
    background: linear-gradient(135deg, rgba(0, 160, 210, 0.08) 0%, rgba(0, 124, 186, 0.05) 100%);
    box-shadow: 0 12px 35px rgba(0, 160, 210, 0.25);
    transform: translateY(-4px);
}

.photo-uploader-container .tier-quantity {
    font-size: 14px;
    font-weight: 600;
    color: #64748b;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.photo-uploader-container .tier-price {
    color: var(--pu-primary, #007cba);
    font-weight: 700;
    font-size: 20px;
    margin-bottom: 8px;
}

.photo-uploader-container .tier-savings {
    font-size: 12px;
    font-weight: 600;
    color: #059669;
    background: #d1fae5;
    padding: 4px 8px;
    border-radius: 12px;
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

/* Best value badge */
.photo-uploader-container .tier-item.best-value::before {
    content: 'BEST VALUE';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    padding: 6px 12px;
    border-radius: 12px;
    white-space: nowrap;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

/* ===== GALLERY ITEMS WITH BRANDING ===== */

.photo-uploader-container .gallery-item:hover {
    border-color: var(--pu-primary, #007cba);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 124, 186, 0.2);
}

/* ===== COMPACT HELP BUTTON STYLING ===== */

.photo-uploader-container .help-button,
.photo-uploader-container .btn-outline {
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    border: 1px solid #cbd5e1;
    color: #64748b;
    
    /* COMPACT SQUARE button wrapping content only */
    padding: 10px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    
    transition: all 0.2s ease;
    cursor: pointer;
    
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: auto;
    min-width: auto;
    white-space: nowrap;
}

.photo-uploader-container .help-button:hover,
.photo-uploader-container .btn-outline:hover {
    background: linear-gradient(135deg, #e2e8f0 0%, #f1f5f9 100%);
    border-color: #94a3b8;
    color: #475569;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(100, 116, 139, 0.15);
}

/* ===== LARGE ATTRACTIVE ADD MORE BUTTON ===== */

.photo-uploader-container .add-more-button {
    /* Large, attractive styling */
    background: linear-gradient(135deg, var(--pu-accent, #00a0d2) 0%, var(--pu-primary, #007cba) 100%);
    border: 2px solid var(--pu-accent, #00a0d2);
    color: #ffffff;
    
    /* HEADER-HEIGHT button sizing (no fixed height) */
    padding: 14px 28px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.3px;
    
    /* Beautiful effects */
    box-shadow: 0 6px 20px rgba(0, 160, 210, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    
    /* Proper display */
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    text-decoration: none;
    min-width: 180px;
    
    /* Enhanced text styling */
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    text-transform: uppercase;
}

.photo-uploader-container .add-more-button:hover {
    background: linear-gradient(135deg, var(--pu-primary, #007cba) 0%, var(--pu-secondary, #005a87) 100%);
    border-color: var(--pu-primary, #007cba);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 160, 210, 0.4);
}

.photo-uploader-container .add-more-button:active {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(0, 160, 210, 0.3);
}

/* Add icon before text */
.photo-uploader-container .add-more-button::before {
    content: "➕";
    font-size: 16px;
    margin-right: 8px;
}

/* ===== SPACIOUS PRICING SUMMARY ===== */

.photo-uploader-container .pricing-summary {
    /* Enhanced pricing display with generous spacing */
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 2px solid rgba(0, 124, 186, 0.15);
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 124, 186, 0.1);
    padding: 30px;
    margin: 40px 0;
}

.photo-uploader-container .price-breakdown {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.photo-uploader-container .price-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    background: rgba(248, 250, 252, 0.8);
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    font-size: 16px;
    transition: all 0.2s ease;
}

.photo-uploader-container .price-line:hover {
    background: rgba(248, 250, 252, 1);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.photo-uploader-container .price-line.total-price {
    background: linear-gradient(135deg, rgba(0, 124, 186, 0.08) 0%, rgba(0, 160, 210, 0.05) 100%);
    border: 2px solid var(--pu-primary, #007cba);
    color: var(--pu-primary, #007cba);
    font-size: 20px;
    font-weight: 700;
    padding: 20px 24px;
    margin-top: 8px;
    box-shadow: 0 8px 25px rgba(0, 124, 186, 0.15);
}

.photo-uploader-container .price-label {
    font-weight: 600;
    color: #475569;
}

.photo-uploader-container .price-value {
    font-weight: 700;
    color: #1e293b;
}

.photo-uploader-container .total-price .price-label,
.photo-uploader-container .total-price .price-value {
    color: var(--pu-primary, #007cba);
    font-size: 22px;
}

/* ===== HEADER ENHANCEMENTS ===== */

.photo-uploader-container .uploader-title {
    /* Enhanced title with subtle branding */
    background: linear-gradient(135deg, 
        var(--color-neutral-900, #111827) 0%, 
        var(--pu-primary, #007cba) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    
    /* Fallback for browsers that don't support background-clip */
    color: var(--color-neutral-900, #111827);
}

/* Support for browsers without background-clip */
@supports not (-webkit-background-clip: text) {
    .photo-uploader-container .uploader-title {
        color: var(--pu-primary, #007cba);
        background: none;
    }
}

/* ===== PREVENT FOUC (FLASH OF UNSTYLED CONTENT) ===== */

/* Smooth loading transition */
.photo-uploader-container:not(.loaded) {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.photo-uploader-container.loaded {
    opacity: 1;
}

/* ===== ENSURE PROPER RESPONSIVE BEHAVIOR ===== */

/* Preserve original responsive design but ensure consistency */
@media (max-width: 768px) {
    .photo-uploader-container {
        /* Keep original tablet responsive behavior */
        max-width: var(--uploader-max-width-tablet, min(96vw, 1400px));
        padding: var(--space-4, 16px);
    }
}

@media (max-width: 480px) {
    .photo-uploader-container {
        /* Keep original mobile responsive behavior */
        padding: var(--space-3, 12px);
    }
    
    .photo-uploader-container .gallery-grid {
        /* Ensure gallery remains functional on mobile */
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: var(--space-2, 8px);
    }
}

/* ===== ENSURE PROPER Z-INDEX HIERARCHY ===== */

/* Only fix z-index issues, don't override existing modal styles */
.crop-modal {
    z-index: 50000;
}

.gallery-confirm-dialog {
    z-index: 60000;
}

/* ===== FALLBACK VALUES FOR CSS CUSTOM PROPERTIES ===== */

/* Only provide fallbacks, don't override existing values */
.photo-uploader-container {
    /* Enhanced branding system with RGB values */
    --pu-primary: var(--pu-primary, #007cba);
    --pu-secondary: var(--pu-secondary, #005a87);
    --pu-accent: var(--pu-accent, #00a0d2);
    --pu-text: var(--pu-text, #333333);
    --pu-primary-dark: var(--pu-primary-dark, #004a6b);
    --pu-accent-light: var(--pu-accent-light, #b3e5fc);
    
    /* RGB values for alpha transparency effects */
    --pu-primary-rgb: var(--pu-primary-rgb, 0, 124, 186);
    --pu-secondary-rgb: var(--pu-secondary-rgb, 0, 90, 135);
    --pu-accent-rgb: var(--pu-accent-rgb, 0, 160, 210);
    
    /* Design system fallbacks */
    --color-neutral-0: var(--color-neutral-0, #ffffff);
    --color-neutral-50: var(--color-neutral-50, #f9fafb);
    --color-neutral-200: var(--color-neutral-200, #e5e7eb);
    --color-neutral-800: var(--color-neutral-800, #1f2937);
    
    /* Spacing fallbacks */
    --space-2: var(--space-2, 8px);
    --space-3: var(--space-3, 12px);
    --space-4: var(--space-4, 16px);
    --space-6: var(--space-6, 24px);
    
    /* Border radius fallbacks */
    --radius-2xl: var(--radius-2xl, 16px);
    
    /* Shadow fallbacks */
    --shadow-lg: var(--shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1));
}

/* ===== CRITICAL BROWSER COMPATIBILITY ONLY ===== */

/* Fix only critical cross-browser issues */
.photo-uploader-container input[type="file"] {
    /* Ensure file input is properly hidden across browsers */
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

/* Ensure proper box-sizing across browsers */
.photo-uploader-container,
.photo-uploader-container * {
    box-sizing: border-box;
}

/* Fix flexbox issues in older browsers */
.photo-uploader-container .upload-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* ===== PRESERVE ORIGINAL ANIMATIONS AND TRANSITIONS ===== */

/* Don't override existing transitions, just ensure they work */
.photo-uploader-container .gallery-item {
    transition: all var(--duration-200, 0.2s) var(--ease-in-out, ease-in-out);
}

.photo-uploader-container .upload-button,
.photo-uploader-container .btn {
    transition: all var(--duration-200, 0.2s) var(--ease-in-out, ease-in-out);
}

/* ===== TOTAL PRICE SECTION STYLING ===== */

.photo-uploader-container .total-price-section {
    /* Enhanced total price section styling */
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 2px solid rgba(0, 124, 186, 0.15);
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 124, 186, 0.1);
    padding: 30px;
    margin: 40px 0;
    text-align: center;
}

.photo-uploader-container .total-price-section .total-price-label {
    font-size: 18px;
    font-weight: 600;
    color: #64748b;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.photo-uploader-container .total-price-section .total-price-amount {
    font-size: 32px;
    font-weight: 700;
    color: var(--pu-primary, #007cba);
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 124, 186, 0.1);
}

.photo-uploader-container .total-price-section .total-price-details {
    font-size: 14px;
    color: #64748b;
    margin-top: 8px;
    font-weight: 500;
}