/* Portfolio Section Styles */
.portfolio-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #1a1a1a 0%, #000000 100%);
    position: relative;
}

.portfolio-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="hexagons" width="30" height="30" patternUnits="userSpaceOnUse"><polygon points="15,0 30,8.66 30,21.65 15,30 0,21.65 0,8.66" fill="none" stroke="%2340A2D8" stroke-width="0.5" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23hexagons)"/></svg>');
    opacity: 0.4;
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.filter-btn {
    padding: 12px 24px;
    border: 2px solid #40A2D8;
    background: transparent;
    color: #40A2D8;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.filter-btn:hover,
.filter-btn.active {
    background: linear-gradient(135deg, #40A2D8 0%, #F0EDCF 100%);
    color: #000000;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(64, 162, 216, 0.3);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
    position: relative;
    z-index: 2;
}

.portfolio-item {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 15px 40px rgba(64, 162, 216, 0.1);
    transition: all 0.4s ease;
    background: #1a1a1a;
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 60px rgba(64, 162, 216, 0.2);
}

.portfolio-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(64, 162, 216, 0.9) 0%, rgba(240, 237, 207, 0.9) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

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

.portfolio-info {
    text-align: center;
    color: white;
    padding: 20px;
}

.portfolio-info h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 0 0 10px 0;
}

.portfolio-info p {
    font-size: 0.95rem;
    margin: 0 0 20px 0;
    opacity: 0.9;
}

.view-project-btn {
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid white;
    color: white;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.view-project-btn:hover {
    background: white;
    color: #000000;
    transform: scale(1.05);
}

.portfolio-cta {
    text-align: center;
    background: rgba(26, 26, 26, 0.9);
    border-radius: 20px;
    padding: 50px 30px;
    box-shadow: 0 15px 40px rgba(64, 162, 216, 0.1);
    position: relative;
    z-index: 2;
    border: 1px solid rgba(64, 162, 216, 0.2);
}

.portfolio-cta h3 {
    font-size: 2rem;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 15px 0;
    background: linear-gradient(135deg, #40A2D8 0%, #F0EDCF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.portfolio-cta p {
    font-size: 1.1rem;
    color: #cccccc;
    margin: 0 0 30px 0;
}

.cta-btn {
    padding: 15px 35px;
    background: linear-gradient(135deg, #40A2D8 0%, #F0EDCF 100%);
    color: #000000;
    border: none;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(64, 162, 216, 0.3);
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(64, 162, 216, 0.4);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .portfolio-section {
        padding: 80px 0;
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .portfolio-section {
        padding: 60px 0;
    }
    
    .portfolio-filters {
        gap: 10px;
        margin-bottom: 40px;
    }
    
    .filter-btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .portfolio-image {
        height: 200px;
    }
    
    .portfolio-cta {
        padding: 40px 20px;
    }
    
    .portfolio-cta h3 {
        font-size: 1.6rem;
    }
    
    .portfolio-cta p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .portfolio-section {
        padding: 50px 0;
    }
    
    .portfolio-filters {
        flex-direction: column;
        align-items: center;
    }
    
    .filter-btn {
        width: 200px;
    }
    
    .portfolio-image {
        height: 180px;
    }
    
    .portfolio-info h3 {
        font-size: 1.1rem;
    }
    
    .portfolio-info p {
        font-size: 0.9rem;
    }
    
    .view-project-btn {
        padding: 8px 16px;
        font-size: 0.85rem;
    }
    
    .portfolio-cta h3 {
        font-size: 1.4rem;
    }
    
    .cta-btn {
        padding: 12px 28px;
        font-size: 1rem;
    }
}