:root{--primary-color: #0ea5e9;--secondary-color: #06b6d4;--text-primary: #1e293b;--text-secondary: #64748b;--bg-primary: #f8fafc;--bg-secondary: #ffffff;--border-color: #e2e8f0;--shadow: 0 10px 15px -3px rgba(0, 0,0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-hover: 0 20px 25px -5px rgba(0, 0,0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--transition: all .3s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;color:var(--text-primary);background:var(--bg-primary)}.container{max-width:1200px;margin:0 auto;padding:0 20px}nav{position:fixed;top:0;left:0;right:0;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow);z-index:1000;transition:var(--transition)}nav:not(.visible){transform:translateY(-100%)}.nav .container{display:flex;justify-content:space-between;align-items:center;padding:1rem 20px}.nav h3{font-size:1.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav div{display:flex;gap:2rem}.nav a{text-decoration:none;color:var(--text-primary);font-weight:500;transition:var(--transition);position:relative}.nav a:hover{color:var(--primary-color)}.nav a:after{content:"";position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--primary-color);transition:var(--transition)}.nav a:hover:after{width:100%}section:first-of-type{min-height:100vh;display:flex;align-items:center;padding-top:80px}.container[style*=textAlign]{text-align:center}.container h1{font-size:clamp(3rem,8vw,6rem);font-weight:800;margin-bottom:1rem;background:linear-gradient(135deg,var(--text-primary),var(--text-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.container p[style*=fontSize]{font-size:1.25rem;color:var(--text-secondary);margin-bottom:1rem;font-weight:500}.container p[style*=maxWidth]{font-size:1.1rem;max-width:700px;margin:0 auto 2.5rem;color:var(--text-secondary)}.button-primary,.button-outline{display:inline-block;padding:12px 32px;font-size:1.1rem;font-weight:600;border-radius:50px;text-decoration:none;transition:var(--transition);margin:0 1rem 1rem 0;position:relative;overflow:hidden}.button-primary{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;box-shadow:var(--shadow)}.button-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}.button-outline{color:var(--primary-color);border:2px solid var(--primary-color)}.button-outline:hover{background:var(--primary-color);color:#fff}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:3rem}.project-card{background:var(--bg-secondary);padding:2rem;border-radius:20px;box-shadow:var(--shadow);transition:var(--transition);border:1px solid var(--border-color);height:100%}.project-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover)}.project-card h3{font-size:1.5rem;margin-bottom:1rem;color:var(--text-primary)}.project-card p{color:var(--text-secondary);line-height:1.7}h2{font-size:clamp(2rem,5vw,3.5rem);text-align:center;margin-bottom:3rem;position:relative}h2:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:80px;height:4px;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border-radius:2px}.fade-in{opacity:0;transform:translateY(30px);animation:fadeInUp .8s ease forwards}@keyframes fadeInUp{to{opacity:1;transform:translateY(0)}}#experience .project-card h3,#skills .project-card h3{color:var(--primary-color)}#contact .project-card{max-width:500px;margin:0 auto;text-align:center}#contact p{margin-bottom:1rem;font-size:1.1rem}#contact a{color:var(--primary-color);text-decoration:none}footer{background:var(--text-primary);color:#fff;text-align:center;padding:2rem;margin-top:5rem}@media(max-width:768px){.nav .container{padding:1rem}.nav div{gap:1rem}.grid{grid-template-columns:1fr;gap:1.5rem}.button-primary,.button-outline{display:block;margin:1rem auto;max-width:250px}}@media(max-width:480px){.container{padding:0 15px}.nav div{display:none}}.profile-img{width:40px;height:40px;border-radius:50%;object-fit:cover;margin-right:12px;border:3px solid var(--primary-color);box-shadow:0 4px 12px #0ea5e94d}.logo{display:flex;align-items:center}.hero-profile-img{width:150px;height:150px;border-radius:50%;object-fit:cover;margin:0 auto 2rem;border:5px solid var(--primary-color);box-shadow:var(--shadow-hover)}.hero-container{text-align:center!important}.modal-overlay{position:fixed;inset:0;background:#000c;display:flex;align-items:center;justify-content:center;z-index:2000;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.modal-content{background:var(--bg-secondary);padding:3rem;border-radius:24px;max-width:600px;max-height:90vh;overflow-y:auto;position:relative;box-shadow:var(--shadow-hover);animation:modalSlideIn .3s ease}@keyframes modalSlideIn{0%{opacity:0;transform:scale(.9) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-close{position:absolute;top:1rem;right:1.5rem;background:none;border:none;font-size:2rem;cursor:pointer;color:var(--text-secondary);width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:var(--transition)}.modal-close:hover{background:var(--border-color);color:var(--text-primary)}.modal-content h2{margin-bottom:1.5rem;color:var(--text-primary)}.modal-tech{display:flex;flex-wrap:wrap;gap:.5rem;margin:2rem 0}.tech-tag{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;padding:.5rem 1rem;border-radius:20px;font-size:.9rem;font-weight:500}.modal-links{display:flex;gap:1rem;flex-wrap:wrap;margin-top:2rem}.project-card{cursor:pointer;-webkit-user-select:none;user-select:none}.project-card:hover{transform:translateY(-8px) scale(1.02)}@media(max-width:768px){.modal-content{padding:2rem;margin:1rem}.hero-profile-img{width:120px;height:120px}.modal-links{flex-direction:column}}.experience-duration{color:#0ea5e9;font-weight:600;margin:.5rem 0 1.5rem;font-size:1.1rem}.achievements{margin-top:2rem;padding-top:1.5rem;border-top:1px solid #e2e8f0}.achievements h4{color:#1e293b;margin-bottom:1rem}.achievements ul{list-style:none;padding:0}.achievements li{color:#64748b;padding:.5rem 0 .5rem 1.5rem;position:relative}.achievements li:before{content:"✓";position:absolute;left:0;color:#10b981;font-weight:700}.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:3rem}.skill-category{background:var(--bg-secondary);padding:2rem;border-radius:20px;box-shadow:var(--shadow);border:1px solid var(--border-color);transition:var(--transition);height:100%}.skill-category:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}.skill-category.span-2{grid-column:span 2}.skill-category h3{font-size:1.5rem;margin-bottom:1.5rem;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.skill-tags{display:flex;flex-wrap:wrap;gap:.75rem}.skill-tags span{background:linear-gradient(135deg,#f1f5f9,#e2e8f0);color:var(--text-primary);padding:.5rem 1rem;border-radius:25px;font-size:.9rem;font-weight:500;border:1px solid var(--border-color);transition:var(--transition)}.skill-tags span:hover{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;transform:scale(1.05)}@media(max-width:768px){.skill-category.span-2{grid-column:span 1}.skills-grid{grid-template-columns:1fr}}.contact-grid{display:grid;grid-template-columns:300px 1fr;gap:3rem;margin-top:3rem;align-items:start}.contact-card{background:var(--bg-secondary);padding:2.5rem 2rem;border-radius:24px;text-align:center;box-shadow:var(--shadow);border:1px solid var(--border-color);height:fit-content}.contact-avatar{width:80px;height:80px;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;border-radius:50%;margin:0 auto 1.5rem;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:700;box-shadow:0 10px 30px #0ea5e966}.contact-card h3{font-size:1.8rem;margin-bottom:.5rem}.contact-subtitle{color:var(--text-secondary);font-size:1.1rem}.contact-details{display:flex;flex-direction:column;gap:1.5rem}.contact-item{display:flex;gap:1rem;align-items:flex-start;padding:1.5rem;background:var(--bg-secondary);border-radius:16px;border:1px solid var(--border-color);transition:var(--transition)}.contact-item:hover{transform:translate(8px);box-shadow:var(--shadow-hover)}.contact-icon{font-size:1.5rem;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;border-radius:12px;flex-shrink:0;margin-top:2px}.contact-item strong{display:block;color:var(--text-primary);font-size:1rem;margin-bottom:.25rem}.contact-item a,.contact-item span{color:var(--text-secondary);text-decoration:none;font-size:1.1rem;line-height:1.5}.contact-item a:hover{color:var(--primary-color)}@media(max-width:768px){.contact-grid{grid-template-columns:1fr;gap:2rem}.contact-card{padding:2rem}}.timeline{max-width:800px;margin:3rem auto 0;position:relative}.timeline:before{content:"";position:absolute;left:50%;transform:translate(-50%);width:2px;height:100%;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color))}.timeline-item{display:flex;align-items:flex-start;margin-bottom:3rem;position:relative}.timeline-item:nth-child(odd){justify-content:flex-end;padding-left:0;padding-right:2rem}.timeline-item:nth-child(2n){justify-content:flex-start;padding-right:0;padding-left:2rem;flex-direction:row-reverse}.timeline-dot{width:16px;height:16px;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));border-radius:50%;position:absolute;left:50%;transform:translate(-50%);z-index:2;box-shadow:0 0 0 4px var(--bg-secondary)}.timeline-content{background:var(--bg-secondary);padding:2rem;border-radius:20px;box-shadow:var(--shadow);border:1px solid var(--border-color);width:45%;max-width:400px;transition:var(--transition);position:relative}.timeline-content:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}.timeline-content h3{font-size:1.4rem;margin-bottom:.5rem;color:var(--text-primary)}.timeline-date{color:var(--primary-color);font-weight:600;font-size:1rem;margin-bottom:.5rem}.timeline-university{color:var(--secondary-color);font-weight:600;font-size:1.1rem;margin-bottom:1rem}.timeline-content p:last-child{color:var(--text-secondary);line-height:1.6}@media(max-width:768px){.timeline:before{left:20px}.timeline-item{flex-direction:column;padding-left:3rem!important;padding-right:0!important;margin-bottom:2rem}.timeline-dot{left:20px}.timeline-content{width:100%!important;margin-left:0}}