/* =====================================================
   LILAPIXEL Portfolio Gallery - Modern Design
   ===================================================== */

/* Portfolio Grid Container */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

/* Support for 3-column layout with 3+ items */
.portfolio-grid.cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

/* Portfolio Item Card */
.portfolio-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                box-shadow 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(102, 0, 102, 0.15);
}

/* Image Container */
.portfolio-item .image-container {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

.portfolio-item .image-container picture,
.portfolio-item .image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.portfolio-item:hover .image-container img {
    transform: scale(1.08);
}

/* Overlay with gradient */
.portfolio-item .overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(102, 0, 102, 0.95) 0%,
        rgba(102, 0, 102, 0.6) 40%,
        rgba(102, 0, 102, 0) 100%
    );
    opacity: 0;
    transition: opacity 0.4s ease;
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
}

.portfolio-item:hover .overlay {
    opacity: 1;
}

/* Overlay Content */
.portfolio-item .overlay-content {
    transform: translateY(20px);
    opacity: 0;
    transition: transform 0.4s ease 0.1s, opacity 0.4s ease 0.1s;
}

.portfolio-item:hover .overlay-content {
    transform: translateY(0);
    opacity: 1;
}

.portfolio-item .overlay-content .view-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
    font-size: 0.9rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border: none;
    background: none;
    cursor: pointer;
}

.portfolio-item .overlay-content .view-btn::after {
    content: '→';
    transition: transform 0.3s ease;
}

.portfolio-item:hover .overlay-content .view-btn::after {
    transform: translateX(4px);
}

/* Card Content (below image) */
.portfolio-item .card-content {
    padding: 1.5rem;
    background: #fff;
}

.portfolio-item .card-content h3 {
    font-size: 1.25rem;
    margin: 0 0 0.75rem 0;
    color: #555;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.portfolio-item .card-content p {
    font-size: 0.95rem;
    color: #666;
    margin: 0;
    line-height: 1.6;
}

/* =====================================================
   Modern Fullscreen Viewer (replaces Lightbox)
   ===================================================== */

.portfolio-viewer {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.portfolio-viewer.active {
    opacity: 1;
    visibility: visible;
}

/* Viewer Content */
.portfolio-viewer .viewer-content {
    position: relative;
    max-width: 90vw;
    max-height: 85vh;
    transform: scale(0.9);
    opacity: 0;
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.1s,
                opacity 0.4s ease 0.1s;
}

.portfolio-viewer.active .viewer-content {
    transform: scale(1);
    opacity: 1;
}

.portfolio-viewer .viewer-content img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.5);
}

/* Caption */
.portfolio-viewer .viewer-caption {
    position: absolute;
    bottom: -3.5rem;
    left: 0;
    right: 0;
    text-align: center;
    color: #fff;
    font-size: 1.1rem;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease 0.2s, transform 0.4s ease 0.2s;
}

.portfolio-viewer.active .viewer-caption {
    opacity: 1;
    transform: translateY(0);
}

/* Close Button */
.portfolio-viewer .viewer-close {
    position: absolute;
    top: 2rem;
    right: 2rem;
    width: 50px !important;
    height: 50px !important;
    min-width: 50px;
    min-height: 50px;
    max-width: 50px;
    max-height: 50px;
    border: 2px solid rgba(255, 255, 255, 0.3) !important;
    border-radius: 50% !important;
    background: rgba(0, 0, 0, 0.3) !important;
    color: #fff !important;
    font-size: 1.5rem;
    line-height: 1;
    padding: 0 !important;
    margin: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10001;
    box-sizing: border-box;
    aspect-ratio: 1 / 1;
    box-shadow: none !important;
    letter-spacing: 0;
    text-indent: 0;
    text-transform: none;
}

.portfolio-viewer .viewer-close:hover {
    background: rgba(255, 255, 255, 0.2) !important;
    border-color: rgba(255, 255, 255, 0.6) !important;
    transform: rotate(90deg);
}

/* Navigation Arrows */
.portfolio-viewer .viewer-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px !important;
    height: 50px !important;
    min-width: 50px;
    min-height: 50px;
    max-width: 50px;
    max-height: 50px;
    border: 2px solid rgba(255, 255, 255, 0.3) !important;
    border-radius: 50% !important;
    background: rgba(0, 0, 0, 0.3) !important;
    color: #fff !important;
    font-size: 1.5rem;
    line-height: 1;
    padding: 0 !important;
    margin: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10001;
    box-sizing: border-box;
    aspect-ratio: 1 / 1;
    box-shadow: none !important;
    letter-spacing: 0;
    text-indent: 0;
    text-transform: none;
}

.portfolio-viewer .viewer-nav:hover {
    background: rgba(255, 255, 255, 0.2) !important;
    border-color: rgba(255, 255, 255, 0.6) !important;
}

.portfolio-viewer .viewer-prev {
    left: 2rem;
}

.portfolio-viewer .viewer-next {
    right: 2rem;
}

.portfolio-viewer .viewer-prev:hover {
    transform: translateY(-50%) translateX(-3px);
}

.portfolio-viewer .viewer-next:hover {
    transform: translateY(-50%) translateX(3px);
}

/* Counter */
.portfolio-viewer .viewer-counter {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    letter-spacing: 0.2em;
}

/* Thumbnails */
.portfolio-viewer .viewer-thumbs {
    position: absolute;
    bottom: 4rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.75rem;
}

.portfolio-viewer .viewer-thumb {
    width: 60px;
    height: 45px;
    border-radius: 4px;
    overflow: hidden;
    opacity: 0.4;
    cursor: pointer;
    transition: opacity 0.3s ease, transform 0.3s ease;
    border: 2px solid transparent;
}

.portfolio-viewer .viewer-thumb:hover {
    opacity: 0.8;
}

.portfolio-viewer .viewer-thumb.active {
    opacity: 1;
    border-color: #fff;
}

.portfolio-viewer .viewer-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* =====================================================
   Responsive Adjustments
   ===================================================== */

@media screen and (max-width: 1140px) {
    .portfolio-grid.cols-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 980px) {
    .portfolio-grid,
    .portfolio-grid.cols-3 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .portfolio-item .card-content h3 {
        font-size: 1.15rem;
    }
    
    .portfolio-viewer .viewer-close {
        top: 1rem;
        right: 1rem;
        width: 44px !important;
        height: 44px !important;
        min-width: 44px;
        min-height: 44px;
        max-width: 44px;
        max-height: 44px;
        font-size: 1.25rem;
    }
    
    .portfolio-viewer .viewer-nav {
        width: 44px !important;
        height: 44px !important;
        min-width: 44px;
        min-height: 44px;
        max-width: 44px;
        max-height: 44px;
        font-size: 1.25rem;
    }
    
    .portfolio-viewer .viewer-prev {
        left: 1rem;
    }
    
    .portfolio-viewer .viewer-next {
        right: 1rem;
    }
    
    .portfolio-viewer .viewer-thumbs {
        display: none;
    }
    
    .portfolio-viewer .viewer-counter {
        bottom: 1.5rem;
    }
}

@media screen and (max-width: 736px) {
    .portfolio-grid {
        gap: 1rem;
    }
    
    .portfolio-item .card-content {
        padding: 1.25rem;
    }
    
    .portfolio-item .card-content h3 {
        font-size: 1.1rem;
    }
    
    .portfolio-item .card-content p {
        font-size: 0.9rem;
    }
    
    .portfolio-viewer .viewer-caption {
        font-size: 0.95rem;
        bottom: -2.5rem;
        padding: 0 1rem;
    }
}

/* =====================================================
   Animation Keyframes
   ===================================================== */

@keyframes portfolioFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.portfolio-item {
    animation: portfolioFadeIn 0.6s ease forwards;
}

.portfolio-item:nth-child(1) { animation-delay: 0.1s; }
.portfolio-item:nth-child(2) { animation-delay: 0.2s; }
.portfolio-item:nth-child(3) { animation-delay: 0.3s; }
.portfolio-item:nth-child(4) { animation-delay: 0.4s; }
.portfolio-item:nth-child(5) { animation-delay: 0.5s; }
.portfolio-item:nth-child(6) { animation-delay: 0.6s; }

/* Prevent body scroll when viewer is open */
body.viewer-open {
    overflow: hidden;
}