/* Portfolio Template Styles */

.portfolio-page-content {
    padding: 60px 0;
}

.portfolio-grid-section {
    padding-top: 80px;
    padding-bottom: 80px;
}

/* Filter Bar */
.portfolio-filter-container {
    text-align: center;
    margin-bottom: 40px;
}

.portfolio-filter-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-item {
    padding: 8px 24px;
    border-radius: var(--thm-badge-radius, 30px);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    background: #f3f4f6;
    color: #4b5563;
    border: 1px solid #e5e7eb;
    transition: all 0.3s ease;
}

.filter-item:hover,
.filter-item.active {
    background: var(--thm-primary);
    color: #ffffff;
    border-color: var(--thm-primary);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.theme-dark .filter-item {
    background: #374151;
    color: #d1d5db;
    border-color: #4b5563;
}

.theme-dark .filter-item:hover,
.theme-dark .filter-item.active {
    background: var(--thm-primary);
    color: #ffffff;
}

/* CSS Grid */
.portfolio-grid-container:not(.portfolio-masonry-grid) {
    display: grid;
    gap: var(--portfolio-gap, 15px);
}

.portfolio-grid-container:not(.portfolio-masonry-grid).grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}
.portfolio-grid-container:not(.portfolio-masonry-grid).grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}
.portfolio-grid-container:not(.portfolio-masonry-grid).grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Masonry Fallback (JS handles absolute positioning, we handle widths and gap) */
.portfolio-masonry-grid {
    display: block; 
}

.portfolio-masonry-grid .portfolio-grid-item {
    float: left;
    margin-bottom: var(--portfolio-gap, 15px);
}

.portfolio-masonry-grid.grid-cols-2 .portfolio-grid-item {
    width: calc((100% - var(--portfolio-gap, 15px)) / 2);
}
.portfolio-masonry-grid.grid-cols-3 .portfolio-grid-item {
    width: calc((100% - (var(--portfolio-gap, 15px) * 2)) / 3);
}
.portfolio-masonry-grid.grid-cols-4 .portfolio-grid-item {
    width: calc((100% - (var(--portfolio-gap, 15px) * 3)) / 4);
}

/* Card Styling */
.portfolio-grid-item {
    position: relative;
    border-radius: var(--thm-card-radius, 12px);
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: box-shadow 0.4s ease, opacity 0.4s ease;
}

.portfolio-card-image {
    position: relative;
    margin: 0;
    width: 100%;
    aspect-ratio: 4/3;
    overflow: hidden;
}

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

/* Allow Masonry images to retain their natural height */
.portfolio-masonry-grid .portfolio-card-image {
    aspect-ratio: auto;
}

.portfolio-masonry-grid .portfolio-card-image img {
    height: auto;
    object-fit: cover;
    display: block;
}

/* Hover Overlay */
.portfolio-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    display: flex;
    align-items: flex-end;
    padding: 30px;
}

.portfolio-card-content {
    transition: transform 0.4s ease, opacity 0.4s ease;
}

.portfolio-card-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 5px 0;
}

.portfolio-card-title a {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.portfolio-card-title a:hover {
    color: var(--thm-primary);
}

.portfolio-card-category {
    color: #f3f4f6;
    /* Lighter color for better contrast on dark overlay */
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ------------------------
   Hover Effects Matrix
   ------------------------ */

/* 1. Classic Fade */
.hover-style-fade .portfolio-card-overlay {
    opacity: 0;
}

.hover-style-fade .portfolio-card-content {
    opacity: 0;
    transform: translateY(0);
}

.hover-style-fade .portfolio-card:hover .portfolio-card-overlay {
    opacity: 1;
}

.hover-style-fade .portfolio-card:hover .portfolio-card-content {
    opacity: 1;
}

/* 2. Slide Up Overlay */
.hover-style-slide-up .portfolio-card-overlay {
    opacity: 0;
}

.hover-style-slide-up .portfolio-card-content {
    transform: translateY(30px);
    opacity: 0;
}

.hover-style-slide-up .portfolio-card:hover .portfolio-card-overlay {
    opacity: 1;
}

.hover-style-slide-up .portfolio-card:hover .portfolio-card-content {
    transform: translateY(0);
    opacity: 1;
}

/* 3. Zoom Image (Includes Fade) */
.hover-style-zoom .portfolio-card-overlay {
    opacity: 0;
}

.hover-style-zoom .portfolio-card-content {
    opacity: 0;
    transform: translateY(0);
}

.hover-style-zoom .portfolio-card:hover .portfolio-card-image img {
    transform: scale(1.12);
}

.hover-style-zoom .portfolio-card:hover .portfolio-card-overlay {
    opacity: 1;
}

.hover-style-zoom .portfolio-card:hover .portfolio-card-content {
    opacity: 1;
}

/* JS Filtering Class */
@keyframes filterPopIn {
    0% { opacity: 0; transform: scale(0.8); }
    100% { opacity: 1; transform: scale(1); }
}

@keyframes filterFadeIn {
    0% { opacity: 0; }
    100% { opacity: 1; }
}

/* Apply scale pop-in for standard CSS Grid */
.portfolio-grid-container:not(.portfolio-masonry-grid) .portfolio-grid-item.filtering-in {
    animation: filterPopIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

/* Apply simple fade for Masonry so we don't override translate3d positioning */
.portfolio-masonry-grid .portfolio-grid-item.filtering-in {
    animation: filterFadeIn 0.4s ease forwards;
}

.portfolio-grid-item.hidden {
    display: none !important;
}

/* Responsive */
@media (max-width: 991px) {
    .portfolio-grid-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .portfolio-grid-container {
        grid-template-columns: 1fr;
    }
}



/* Single Portfolio Styles */
.portfolio-single-section {
    padding: 80px 0;
}

.portfolio-single-main {
    background: #f8fafc;
    padding: 30px;
    border-radius: var(--thm-card-radius, 12px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.theme-dark .portfolio-single-main {
    background: #1f2937;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.portfolio-single-image img {
    width: 100%;
    border-radius: var(--thm-card-radius, 12px);
}

.portfolio-single-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 24px;
}

.portfolio-sidebar-info {
    background: #f8fafc;
    padding: 30px;
    border-radius: var(--thm-card-radius, 12px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.theme-dark .portfolio-sidebar-info {
    background: #1f2937;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.portfolio-info-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 24px;
    padding-bottom: 15px;
    border-bottom: 1px solid #e5e7eb;
}

.theme-dark .portfolio-info-title {
    border-bottom-color: #374151;
}

.portfolio-info-list {
    list-style: none;
    padding: 0;
    margin: 0 0 30px 0;
}

.portfolio-info-list li {
    display: flex;
    justify-content: space-between;
    padding-bottom: 15px;
    margin-bottom: 15px;
    border-bottom: 1px dashed #e5e7eb;
    font-size: 15px;
}

.theme-dark .portfolio-info-list li {
    border-bottom-color: #374151;
}

.portfolio-info-list li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.info-label {
    color: #6b7280;
    font-weight: 500;
}

.theme-dark .info-label {
    color: #9ca3af;
}

.info-label i {
    margin-right: 8px;
    color: var(--thm-primary);
}

.info-value {
    font-weight: 600;
    color: #111827;
}

.theme-dark .info-value {
    color: #f3f4f6;
}

.info-value a {
    color: var(--thm-primary);
    text-decoration: none;
}

.info-value a:hover {
    text-decoration: underline;
}

.portfolio-social-share {
    padding-top: 25px;
    border-top: 1px solid #e5e7eb;
}

.theme-dark .portfolio-social-share {
    border-top-color: #374151;
}

.portfolio-social-share h6 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
}

.portfolio-share-links {
    display: flex;
    gap: 10px;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: #ffffff;
    font-size: 16px;
    transition: all 0.3s ease;
}

.share-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    color: #ffffff;
}

.share-fb {
    background: #3b5998;
}

.share-tw {
    background: #1da1f2;
}

.share-in {
    background: #0077b5;
}

.related-portfolio-section {
    padding: 80px 0;
    background: #f8fafc;
}

.theme-dark .related-portfolio-section {
    background: #111827;
}

/* Testimonial Block Styles */
.portfolio-testimonial-block {
    background-color: #f8fafc;
    border-left-color: var(--thm-primary, #0d6efd) !important;
}

.theme-dark .portfolio-testimonial-block {
    background-color: #1f2937 !important;
}

.portfolio-testimonial-block .blockquote {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #4b5563;
}

.theme-dark .portfolio-testimonial-block .blockquote {
    color: #d1d5db;
}

.portfolio-testimonial-block .blockquote-footer {
    color: #111827;
    font-size: 0.9rem;
}

.theme-dark .portfolio-testimonial-block .blockquote-footer {
    color: #f3f4f6;
}

/* ------------------------
   Hero Section Styles
   ------------------------ */
.portfolio-hero-section {
    position: relative;
    padding: 80px 0;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    overflow: hidden;
}

.portfolio-hero-section.no-bg-image {
    background-color: #f8fafc;
    /* Default light background */
    padding: 60px 0;
}

.theme-dark .portfolio-hero-section.no-bg-image {
    background-color: #111827;
    /* Default dark background */
}

.portfolio-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.portfolio-hero-section.has-bg-image .portfolio-hero-overlay {
    background: rgba(0, 0, 0, 0.6);
    /* Fallback dark overlay so text is visible on custom image */
}

.portfolio-hero-content {
    position: relative;
    z-index: 2;
}

.portfolio-hero-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 20px;
    color: #111827;
    /* Dark text for light mode without bg image */
}

.theme-dark .portfolio-hero-title,
.portfolio-hero-section.has-bg-image .portfolio-hero-title {
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.portfolio-hero-subtitle {
    font-size: 20px;
    font-weight: 400;
    color: #4b5563;
    /* Darker grey text for light mode without bg image */
    margin-bottom: 30px;
}

.theme-dark .portfolio-hero-subtitle,
.portfolio-hero-section.has-bg-image .portfolio-hero-subtitle {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.portfolio-hero-page-content {
    font-size: 16px;
    max-width: 800px;
    margin: 0 auto;
    color: #4b5563;
}

.theme-dark .portfolio-hero-page-content,
.portfolio-hero-section.has-bg-image .portfolio-hero-page-content {
    color: rgba(255, 255, 255, 0.9);
}

.portfolio-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--thm-primary);
    color: #fff;
    border-radius: 50%;
    margin-right: 10px;
    transition: all 0.3s ease;
}

.portfolio-action-btn:hover {
    background: #fff;
    color: var(--thm-primary);
    transform: translateY(-3px);
}

.portfolio-card-actions {
    margin-top: 15px;
}
/* Formula Lightbox Styles */
.formula-lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 999999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}
.formula-lightbox-overlay.active {
    opacity: 1;
    visibility: visible;
}
.formula-lightbox-container {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    min-width: 120px;
    min-height: 120px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.formula-lightbox-image {
    max-width: 100%;
    max-height: 90vh;
    border-radius: 4px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.5);
    display: none;
    animation: formulaLightboxZoomIn 0.3s ease;
}
.formula-lightbox-close {
    position: absolute;
    top: -40px;
    right: -40px;
    background: none;
    border: none;
    color: #fff;
    font-size: 36px;
    line-height: 1;
    cursor: pointer;
    transition: transform 0.2s ease;
}
.formula-lightbox-close:hover {
    transform: scale(1.1);
}
.formula-lightbox-loader {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: formulaLightboxSpin 1s ease-in-out infinite;
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -20px;
    margin-left: -20px;
}
@keyframes formulaLightboxSpin {
    to { transform: rotate(360deg); }
}
@keyframes formulaLightboxZoomIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}
@media (max-width: 768px) {
    .formula-lightbox-close {
        top: -30px;
        right: 0;
        font-size: 30px;
    }
}

/* Formula Lightbox Gallery Extensions */
.formula-lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    border: none;
    color: #fff;
    font-size: 24px;
    padding: 15px;
    cursor: pointer;
    transition: background 0.3s ease;
    border-radius: 4px;
    z-index: 10;
}
.formula-lightbox-nav:hover {
    background: rgba(0, 0, 0, 0.8);
}
.formula-lightbox-prev {
    left: -60px;
}
.formula-lightbox-next {
    right: -60px;
}
.formula-lightbox-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    text-align: center;
    color: #fff;
    padding: 30px 10px 15px;
    display: none;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0) 100%);
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
    animation: formulaLightboxZoomIn 0.3s ease;
}
.formula-lightbox-title {
    color: #fff;
    font-size: 20px;
    margin: 0 0 5px 0;
}
.formula-lightbox-cat {
    display: inline-block;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.8;
    margin-right: 15px;
}
.formula-lightbox-link {
    color: #fff;
    font-size: 14px;
    text-decoration: underline;
    opacity: 0.9;
}
.formula-lightbox-link:hover {
    color: #ddd;
}

@media (max-width: 768px) {
    .formula-lightbox-nav {
        padding: 10px;
        font-size: 20px;
    }
    .formula-lightbox-prev { left: 10px; }
    .formula-lightbox-next { right: 10px; }
    .formula-lightbox-info { padding: 20px 10px 10px; }
}

/* Portfolio Load More Button */
.portfolio-load-more-btn:hover {
    background: var(--thm-black);
    color: var(--thm-base);
}