.portfolio-hero{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);padding:5rem 0;color:white;text-align:center}.portfolio-hero h1{font-size:3rem;margin-bottom:1rem}.portfolio-filter{padding:3rem 0;background-color:white;border-bottom:2px solid var(--border-color)}.filter-buttons{display:flex;justify-content:center;gap:1rem;flex-wrap:wrap}.filter-btn{padding:0.8rem 2rem;background-color:white;border:2px solid var(--border-color);border-radius:4px;cursor:pointer;font-weight:600;text-transform:uppercase;letter-spacing:0.5px;transition:all 0.3s ease}.filter-btn:hover,.filter-btn.active{background-color:var(--accent-color);color:white;border-color:var(--accent-color)}.portfolio-content{padding:5rem 0;background-color:var(--light-color)}.portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2.5rem}.portfolio-item{background-color:white;border-radius:8px;overflow:hidden;box-shadow:var(--shadow);transition:all 0.3s ease;cursor:pointer}.portfolio-item:hover{transform:translateY(-10px);box-shadow:var(--shadow-lg)}.portfolio-image{height:280px;position:relative;overflow:hidden}.portfolio-image img{width:100%;height:100%;object-fit:cover;object-position:center;display:block}.portfolio-image::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(to bottom,transparent 0%,rgba(0,0,0,0.7) 100%);opacity:0;transition:all 0.3s ease}.portfolio-item:hover .portfolio-image::before{opacity:1}.portfolio-overlay{position:absolute;bottom:0;left:0;right:0;padding:1.5rem;color:white;transform:translateY(100%);transition:all 0.3s ease}.portfolio-item:hover .portfolio-overlay{transform:translateY(0)}.portfolio-info{padding:1.5rem}.portfolio-category{display:inline-block;background-color:var(--accent-color);color:white;padding:0.3rem 0.8rem;border-radius:4px;font-size:0.85rem;font-weight:600;text-transform:uppercase;margin-bottom:1rem}.portfolio-info h3{font-size:1.4rem;color:var(--primary-color);margin-bottom:0.5rem}.portfolio-location{color:var(--gray-color);margin-bottom:1rem}.portfolio-specs{display:flex;gap:1.5rem;font-size:0.9rem;color:var(--gray-color);padding-top:1rem;border-top:1px solid var(--border-color)}.portfolio-stats{background-color:white;padding:4rem 0}.stats-container{display:grid;grid-template-columns:repeat(4,1fr);gap:3rem;text-align:center}.portfolio-stat{padding:2rem;border-right:1px solid var(--border-color)}.portfolio-stat:last-child{border-right:none}.stat-icon{font-size:3rem;margin-bottom:1rem}.stat-value{font-size:2.5rem;font-weight:700;color:var(--accent-color);margin-bottom:0.5rem}.stat-description{color:var(--gray-color);text-transform:uppercase;letter-spacing:1px;font-size:0.95rem}@media (max-width:968px){.portfolio-grid{grid-template-columns:repeat(2,1fr)}.stats-container{grid-template-columns:repeat(2,1fr)}.portfolio-stat{border-right:none;border-bottom:1px solid var(--border-color)}.portfolio-stat:nth-last-child(-n+2){border-bottom:none}}@media (max-width:600px){.portfolio-hero h1{font-size:2rem}.portfolio-grid{grid-template-columns:1fr}.stats-container{grid-template-columns:1fr}.filter-buttons{flex-direction:column}.filter-btn{width:100%}}