/* Performance Optimization CSS */

/* Critical rendering path optimizations */
* {
    box-sizing: border-box;
}

/* Reduce layout shifts */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Hardware acceleration for animations */
.gallery-item,
.gallery-item img,
.gallery-overlay {
    transform: translateZ(0);
    will-change: transform, opacity;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

/* Optimize transitions */
.gallery-item {
    transition: transform 0.3s ease-out, box-shadow 0.3s ease-out;
}

.gallery-item img {
    transition: transform 0.4s ease-out;
}

/* Contain layout for better performance */
.gallery-grid {
    contain: layout style paint;
}

/* Optimize for touch devices */
@media (hover: none) and (pointer: coarse) {
    .gallery-item:hover {
        transform: none;
    }
    
    .gallery-item:hover img {
        transform: none;
    }
    
    .gallery-item:hover .gallery-overlay {
        transform: translateY(0);
    }
}

/* Reduce animations on low-end devices */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Performance critical CSS */
.performance-critical {
    content-visibility: auto;
    contain-intrinsic-size: 0 300px;
}

/* Portfolio optimizations */
.portfolio-item {
    transform: translateZ(0);
    will-change: transform, opacity;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transition: transform 0.3s ease-out, opacity 0.3s ease-out;
}

/* Mobile Portfolio Grid Optimizations - Fix Lag on Small Devices */
@media (max-width: 768px) {
    /* Disable expensive effects on mobile */
    .portfolio-item {
        transform: none !important;
        will-change: auto !important;
        transition: none !important;
        backdrop-filter: none !important;
        background: #a8a882 !important;
        border: 1px solid #9a9a7d !important;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
    }
    
    .portfolio-item:hover {
        transform: none !important;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
    }
    
    /* Optimize portfolio images for mobile */
    .portfolio-image {
        height: 200px !important;
        overflow: hidden;
        will-change: auto;
    }
    
    .portfolio-image::after {
        display: none !important;
    }
    
    .portfolio-carousel {
        will-change: auto;
        contain: layout style paint;
    }
    
    .carousel-slide {
        will-change: auto;
        transition: opacity 0.3s ease !important;
    }
    
    .carousel-slide img {
        transform: none !important;
        transition: none !important;
        will-change: auto;
    }
    
    .portfolio-item:hover .carousel-slide img {
        transform: none !important;
    }
    
    .portfolio-item:hover .portfolio-image .image-placeholder {
        transform: none !important;
    }
    
    /* Optimize portfolio grid layout */
    .portfolio-grid {
        display: block !important;
        contain: layout style;
    }
    
    .portfolio-item {
        display: block;
        margin-bottom: 1.5rem;
        contain: layout style paint;
    }
    
    /* Reduce complexity of gradients on mobile */
    .portfolio-image .image-placeholder {
        background: #a8a882 !important;
        transition: none !important;
    }
    
    .carousel-slide .image-placeholder {
        background: #a8a882 !important;
        transition: none !important;
    }
    
    /* Disable complex portfolio backgrounds on mobile */
    .portfolio::before {
        display: none !important;
    }
    
    /* Optimize filter buttons for mobile */
    .filter-btn {
        transition: none !important;
        padding: 6px 12px;
        font-size: 0.85rem;
    }
    
    .filter-btn:hover,
    .filter-btn.active {
        transform: none !important;
        background: #d4d2a7;
        color: #5a5a47;
    }
}

/* Ultra-small devices optimizations */
@media (max-width: 480px) {
    .portfolio-item {
        margin-bottom: 1rem;
        border-radius: 8px !important;
    }
    
    .portfolio-image {
        height: 180px !important;
    }
    
    .portfolio-content {
        padding: 1rem !important;
    }
    
    .portfolio-title {
        font-size: 1.1rem !important;
        margin-bottom: 0.3rem;
    }
    
    .portfolio-description {
        font-size: 0.8rem !important;
        line-height: 1.3;
        margin-bottom: 0.8rem;
    }
    
    .portfolio-filters {
        gap: 6px;
        margin-bottom: 1.5rem;
    }
    
    .filter-btn {
        padding: 5px 10px;
        font-size: 0.8rem;
    }
}

.portfolio-carousel img {
    transform: translateZ(0);
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

/* Portfolio filters optimization */
.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 2rem;
}

.filter-btn {
    padding: 10px 22px;
    border: 1.5px solid rgba(90, 90, 71, 0.4);
    background: rgba(245, 243, 231, 0.35);
    color: #5a5a47;
    cursor: pointer;
    transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1),
                box-shadow 0.3s cubic-bezier(0.2, 0.8, 0.2, 1),
                background-color 0.3s ease,
                border-color 0.3s ease,
                color 0.3s ease;
    border-radius: 999px;
    font-weight: 600;
    letter-spacing: 1px;
}

.filter-btn:hover {
    background: #d4d2a7;
    border-color: #5a5a47;
    color: #2c2c1f;
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(90, 90, 71, 0.22);
}

.filter-btn.active {
    background: #5a5a47;
    border-color: #5a5a47;
    color: #f5f3e7;
    box-shadow: 0 6px 20px rgba(90, 90, 71, 0.3);
}

.filter-btn.active:hover {
    background: #4a4a37;
    border-color: #4a4a37;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(90, 90, 71, 0.4);
}

/* Animation states */
.portfolio-item {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-item.filtering {
    transition: opacity 0.3s ease-out, transform 0.3s ease-out;
}

/* In-view animations */
.in-view {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* Notification system */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: 5px;
    color: white;
    font-weight: 500;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 1000;
}

.notification.show {
    transform: translateX(0);
}

.notification-success {
    background: #4CAF50;
}

.notification-error {
    background: #f44336;
}

.notification-info {
    background: #2196F3;
}

/* Scrolling optimizations */
.scrolling * {
    pointer-events: none;
}

.scrolling .portfolio-carousel {
    animation-play-state: paused;
}

/* Hero section optimizations */
.hero-title,
.hero-subtitle,
.hero-cta {
    transform: translateZ(0);
    will-change: transform, opacity;
}

/* Optimize carousel performance */
.carousel-slide {
    transform: translateZ(0);
    will-change: transform, opacity;
}

.carousel-slide.active {
    opacity: 1;
}

.carousel-slide:not(.active) {
    opacity: 0;
    pointer-events: none;
}

/* Optimize fonts loading */
.hero-title,
.page-title,
.gallery-overlay h3,
.section-title,
.portfolio-title {
    font-display: swap;
}