/* Modern Portfolio Section Styles */
.modern-portfolio-section {
    padding: 120px 0; 
    position: relative;
    overflow: hidden;
}

/* Portfolio Image Definitions */
.portfolio-card .thumbnail.image-chatbot-1 {
    background-image: url(../images/portfolio/C-portfolio-29.jpg);
}
.portfolio-card .thumbnail.image-chatbot-2 {
    background-image: url(../images/portfolio/C-portfolio-28.jpg);
}
.portfolio-card .thumbnail.image-chatbot-3 {
    background-image: url(../images/portfolio/C-portfolio-30.jpg);
}
.portfolio-card .thumbnail.image-20 {
    background-image: url(../images/portfolio/portfolio-20.jpg);
}


.portfolio-card .thumbnail.image-20 {
    background-image: url(../images/portfolio/portfolio-20.jpg);
}

.portfolio-card .thumbnail.image-21 {
    background-image: url(../images/portfolio/portfolio-21.jpg);
}

.portfolio-card .thumbnail.image-22 {
    background-image: url(../images/portfolio/portfolio-22.jpg);
}

.portfolio-card .thumbnail.image-7 {
    background-image: url(../images/portfolio/portfolio-7.jpg);
}

.portfolio-card .thumbnail.image-9 {
    background-image: url(../images/portfolio/portfolio-9.jpg);
}

.portfolio-card .thumbnail.image-23 {
    background-image: url(../images/portfolio/portfolio-23.jpg);
}

.portfolio-card .thumbnail.image-8 {
    background-image: url(../images/portfolio/portfolio-8.jpg);
}

.portfolio-card .thumbnail.image-27 {
    background-image: url(../images/portfolio/portfolio-27.jpg);
}

.portfolio-card .thumbnail.image-2 {
    background-image: url(../images/portfolio/portfolio-2.jpg);
}

.portfolio-card .thumbnail.image-5 {
    background-image: url(../images/portfolio/portfolio-5.jpg);
}

.portfolio-card .thumbnail.image-25 {
    background-image: url(../images/portfolio/portfolio-25.jpg);
}

.portfolio-card .thumbnail.image-14 {
    background-image: url(../images/portfolio/portfolio-14.jpg);
}

.portfolio-card .thumbnail.image-24 {
    background-image: url(../images/portfolio/portfolio-24.jpg);
}

.modern-portfolio-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    
    pointer-events: none;
}

/* Dark mode support */
body.dark .modern-portfolio-section {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

body.dark .modern-portfolio-section::before {
    background: radial-gradient(circle at 30% 20%, rgba(255, 107, 53, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(255, 154, 0, 0.2) 0%, transparent 50%);
}

/* Portfolio Header */
.portfolio-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px auto;
    position: relative;
    z-index: 2;
}

.section-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 107, 53, 0.1);
    border: 1px solid rgba(255, 107, 53, 0.2);
    border-radius: 50px;
    color: #ff6b35;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 24px;
    transition: all 0.3s ease;
}

body.dark .section-badge {
    background: rgba(255, 107, 53, 0.2);
    border-color: rgba(255, 107, 53, 0.3);
}

.portfolio-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    color: #212529;
    letter-spacing: -0.02em;
}

body.dark .portfolio-title {
    color: #f8fafc;
}

.portfolio-title .highlight {
    background: linear-gradient(135deg, #ff6b35 0%, #ff9a00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.portfolio-description {
    font-size: 1.125rem;
    line-height: 1.7;
    color: #212529;
    max-width: 600px;
    margin: 0 auto;
}

body.dark .portfolio-description {
    color: #94a3b8;
}

/* Portfolio Filter */
.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.filter-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: #ffffff;
    border: 2px solid #e2e8f0;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    color: #64748b;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

body.dark .filter-btn {
    background: #1e293b;
    border-color: #334155;
    color: #94a3b8;
}

.filter-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: #ff6b35;
}

.filter-btn.active {
    background: linear-gradient(135deg, #ff6b35 0%, #ff9a00 100%);
    border-color: transparent;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.3);
}

.filter-btn .count {
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 700;
}

.filter-btn.active .count {
    background: rgba(255, 255, 255, 0.2);
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.portfolio-item {
    opacity: 1;
    transition: all 0.5s ease;
}

.portfolio-item.hidden {
    opacity: 0;
    transform: scale(0.8);
    pointer-events: none;
}

/* Card Image - Full Height */
.card-image {
    position: relative;
    height: 500px;
    overflow: hidden;
    border-radius: 24px;
    background: linear-gradient(45deg, #f1f5f9, #e2e8f0);
}

.card-image .thumbnail {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: all 0.4s ease;
    border-radius: 24px;
}

.portfolio-card:hover .card-image .thumbnail {
    transform: scale(1.08);
}

/* Text Overlay at Bottom */
.card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.9) 0%,
        rgba(0, 0, 0, 0.7) 50%,
        rgba(0, 0, 0, 0.3) 80%,
        transparent 100%
    );
    padding: 25px 20px 20px 20px;
    color: white;
    border-radius: 0 0 24px 24px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.portfolio-card:hover .card-content {
    background: linear-gradient(
        to top,
        rgba(255, 107, 53, 0.95) 0%,
        rgba(255, 107, 53, 0.8) 50%,
        rgba(255, 107, 53, 0.4) 80%,
        transparent 100%
    );
}

.project-category {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 8px;
    position: relative;
    display: inline-block;
}

.project-category::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 20px;
    height: 2px;
    background: #ff6b35;
    border-radius: 2px;
}

.project-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 8px;
    line-height: 1.3;
    transition: all 0.3s ease;
}

.project-description {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.5;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Compact Project Tags */
.project-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.tag {
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    background: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.portfolio-card:hover .tag {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
    color: #ffffff;
    transform: translateY(-1px);
}

/* Enhanced Image Overlay for Hover Actions */
.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.4s ease;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    will-change: transform, opacity;
    z-index: 2;
}

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

.overlay-content {
    display: flex;
    gap: 20px;
    align-items: center;
    transform: translateY(20px);
    transition: all 0.4s ease;
}

.portfolio-card:hover .overlay-content {
    transform: translateY(0);
}

.view-project,
.quick-view {
    width: 56px;
    height: 56px;
    background: rgba(255, 107, 53, 0.9);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 8px 32px rgba(255, 107, 53, 0.3);
}

.view-project:hover,
.quick-view:hover {
    background: rgba(255, 107, 53, 1);
    transform: scale(1.15);
    box-shadow: 0 12px 40px rgba(255, 107, 53, 0.5);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Portfolio Card - Remove separate content area */
.portfolio-card {
    background: transparent;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
    height: 500px;
}

body.dark .portfolio-card {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.05);
}

.portfolio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ff6b35 0%, #ff9a00 100%);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 3;
}

.portfolio-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.portfolio-card:hover::before {
    opacity: 1;
}

body.dark .portfolio-card:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

/* Portfolio Actions */
.portfolio-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
}

.portfolio-actions {
    margin-top: 20px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .portfolio-grid {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .modern-portfolio-section {
        padding: 80px 0;
    }
    
    .portfolio-header {
        margin-bottom: 60px;
    }
    
    .portfolio-title {
        font-size: 2.5rem;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .portfolio-filter {
        gap: 8px;
    }
    
    .filter-btn {
        padding: 10px 18px;
        font-size: 14px;
    }
    
    .portfolio-actions {
        flex-direction: column;
        gap: 16px;
    }
    
    .portfolio-actions .modern-btn {
        width: 100%;
        justify-content: center;
        max-width: 280px;
    }
}

@media (max-width: 480px) {
    .portfolio-title {
        font-size: 2rem;
    }
    
    .portfolio-description {
        font-size: 1rem;
    }
    
    .card-image {
        height: 200px;
    }
    
    .card-content {
        padding: 20px;
    }
}