:root{--primary-color:#000000;--secondary-color:#ffffff;--text-dark:#1f2937;--text-light:#6b7280;--text-white:#ffffff;--bg-white:#ffffff;--bg-light:#f9fafb;--bg-dark:#111827;--border-color:#e5e7eb;--shadow-light:0 1px 3px 0 rgba(0,0,0,0.1),0 1px 2px 0 rgba(0,0,0,0.06);--shadow-medium:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -1px rgba(0,0,0,0.06);--shadow-large:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -2px rgba(0,0,0,0.05);--border-radius:0.5rem;--transition:all 0.3s ease}html{scroll-behavior:smooth}body{font-family:Roboto,sans-serif}.container{max-width:1200px;margin:0 auto;padding:0 2rem}section.projects{padding:5rem 0}.section-title{position:relative}.section-title:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translateX(-50%);width:60px;height:4px;border-radius:2px}.image-placeholder,.section-title:after{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color))}.image-placeholder{width:300px;height:300px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:8rem;color:white;box-shadow:var(--shadow-large);position:relative;overflow:hidden}.image-placeholder:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg,transparent,rgba(255,255,255,.1),transparent);animation:shimmer 3s infinite}.projects{background:var(--bg-light)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:2rem}.project-card{background:var(--bg-white);border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--shadow-light);transition:var(--transition)}.project-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-large)}.project-image{height:200px;background:var(--bg-light);position:relative;overflow:hidden}.project-image,.project-image .image-placeholder{display:flex;align-items:center;justify-content:center}.project-image .image-placeholder{width:100px;height:100px;background:white;border-radius:var(--border-radius);font-size:2rem;color:white;color:black}.project-content{padding:1.5rem}.project-content h3{font-size:1.25rem;font-weight:600;color:var(--text-dark);margin-bottom:1rem}.project-content p{color:var(--text-light);margin-bottom:1rem;line-height:1.6}.project-tech{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.5rem}.project-tech span{background:var(--bg-light);color:var(--primary-color);padding:.25rem .75rem;border-radius:1rem;font-size:.8rem;font-weight:500}.project-links{display:flex;gap:1rem}.project-card:hover .project-image .image-placeholder i{-webkit-animation:toTopFromBottom .8s forwards;-moz-animation:toTopFromBottom .8s forwards;animation:toTopFromBottom .8s forwards}@-webkit-keyframes toTopFromBottom{49%{-webkit-transform:translateY(-100%)}50%{opacity:0;-webkit-transform:translateY(100%)}51%{opacity:1}}@-moz-keyframes toTopFromBottom{49%{-moz-transform:translateY(-100%)}50%{opacity:0;-moz-transform:translateY(100%)}51%{opacity:1}}@keyframes toTopFromBottom{49%{transform:translateY(-100%)}50%{opacity:0;transform:translateY(100%)}51%{opacity:1}}