:root{--primary:#1a73e8;--primary-dark:#0d47a1;--secondary:#f5f5f5;--text:#333;--text-light:#666;--white:#fff;--accent:#ff6d00}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:var(--text);background-color:var(--secondary)}.container{max-width:1200px;margin:0 auto;padding:0 20px}section{padding:80px 0}h1,h2,h3,h4{margin-bottom:1rem;color:var(--primary-dark)}h1{font-size:2.5rem}h2{font-size:2rem;position:relative;margin-bottom:2rem}h2:after{content:"";position:absolute;bottom:-10px;left:0;width:60px;height:4px;background-color:var(--accent)}p{margin-bottom:1rem}.btn{display:inline-block;padding:12px 30px;background-color:var(--primary);color:var(--white);text-decoration:none;border-radius:4px;font-weight:600;transition:all .3s ease;border:none;cursor:pointer}.btn:hover{background-color:var(--primary-dark);transform:translateY(-2px)}header{background-color:var(--white);box-shadow:0 2px 10px rgba(0,0,0,.1);position:fixed;width:100%;z-index:1000;top:0}nav{display:flex;justify-content:space-between;align-items:center;padding:20px 0}.logo{font-size:1.5rem;font-weight:700;color:var(--primary)}.nav-links{display:flex;list-style:none}.nav-links li{margin-left:30px}.nav-links a{text-decoration:none;color:var(--text);font-weight:500;transition:color .3s ease}.nav-links a:hover{color:var(--primary)}.menu-toggle{display:none;cursor:pointer;flex-direction:column;gap:4px}.menu-toggle span{width:25px;height:3px;background-color:var(--text);transition:.3s}.hero{background:linear-gradient(135deg,var(--primary) 0,var(--primary-dark) 100%);padding:150px 0 100px;text-align:center}.hero,.hero h1{color:var(--white)}.hero h1{font-size:3rem;margin-bottom:20px}.hero p{font-size:1.2rem;max-width:700px;margin:0 auto 30px}.hero-btns{display:flex;justify-content:center;gap:20px}.btn-outline{background-color:transparent;border:2px solid var(--white)}.btn-outline:hover{color:var(--primary)}.about,.btn-outline:hover{background-color:var(--white)}.about-content{display:grid;grid-template-columns:1fr 1fr;grid-gap:50px;gap:50px;align-items:center}.about-text h2{margin-bottom:20px}.about-image{text-align:center;display:flex;justify-content:center;align-items:center}.profile-img{width:100%;max-width:400px;border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.1);height:auto;object-fit:cover}.skills{background-color:var(--secondary)}.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:30px;gap:30px}.skill-category{background-color:var(--white);padding:30px;border-radius:8px;box-shadow:0 5px 15px rgba(0,0,0,.05);transition:transform .3s ease}.skill-category:hover{transform:translateY(-5px)}.skill-category h3{margin-bottom:20px;color:var(--primary)}.skill-list{list-style:none}.skill-list li{margin-bottom:10px;padding-left:20px;position:relative}.skill-list li:before{content:"▹";position:absolute;left:0;color:var(--accent)}.projects{background-color:var(--white)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:30px;gap:30px}.project-card{background-color:var(--secondary);border-radius:8px;overflow:hidden;box-shadow:0 5px 15px rgba(0,0,0,.05);transition:all .3s ease;border:1px solid rgba(0,0,0,.05)}.project-card:hover{transform:translateY(-10px);box-shadow:0 15px 30px rgba(0,0,0,.1)}.project-img{height:200px;display:flex;align-items:center;justify-content:center;color:var(--white);font-size:1.5rem;font-weight:700}.project-content{padding:20px}.project-content h3{margin-bottom:10px;color:var(--primary-dark)}.experience{background-color:var(--secondary)}.timeline{position:relative;max-width:800px;margin:0 auto}.timeline:after{content:"";position:absolute;width:4px;background-color:var(--primary);top:0;bottom:0;left:50%;margin-left:-2px}.timeline-item{padding:10px 40px;position:relative;width:50%;box-sizing:border-box}.timeline-item:nth-child(odd){left:0}.timeline-item:nth-child(2n){left:50%}.timeline-content{padding:20px;background-color:var(--white);border-radius:8px;box-shadow:0 5px 15px rgba(0,0,0,.05);transition:transform .3s ease}.timeline-content:hover{transform:translateX(5px)}.timeline-date{font-weight:600;color:var(--primary);margin-bottom:10px}.timeline-item:after{content:"";position:absolute;width:20px;height:20px;background-color:var(--white);border:4px solid var(--primary);border-radius:50%;top:15px;z-index:1}.timeline-item:nth-child(odd):after{right:-10px}.timeline-item:nth-child(2n):after{left:-10px}.contact{background-color:var(--white);text-align:center}.contact-info{display:flex;justify-content:center;flex-wrap:wrap;gap:30px;margin-bottom:40px}.contact-item{display:flex;align-items:center;gap:10px;padding:15px;background-color:var(--secondary);border-radius:8px;transition:transform .3s ease}.contact-item:hover{transform:translateY(-5px)}.contact-icon{width:40px;height:40px;background-color:var(--primary);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--white);font-weight:700}footer{background-color:var(--primary-dark);color:var(--white);text-align:center;padding:30px 0}@media (max-width:768px){.nav-links{display:none;flex-direction:column;position:absolute;top:70px;left:0;width:100%;background-color:var(--white);box-shadow:0 10px 10px rgba(0,0,0,.1);padding:20px;z-index:1000}.nav-links.active{display:flex}.nav-links li{margin:10px 0}.menu-toggle{display:flex}.menu-toggle.active span:first-child{transform:rotate(45deg) translate(5px,5px)}.menu-toggle.active span:nth-child(2){opacity:0}.menu-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(7px,-6px)}.hero h1{font-size:2.2rem}.hero-btns{flex-direction:column;align-items:center}.about-content{grid-template-columns:1fr}.timeline:after{left:31px}.timeline-item{width:100%;padding-left:70px;padding-right:25px}.timeline-item:nth-child(2n){left:0}.timeline-item:after,.timeline-item:nth-child(2n):after,.timeline-item:nth-child(odd):after{left:21px}.contact-info{flex-direction:column;align-items:center}.contact-item{width:100%;max-width:300px}}@media (max-width:480px){.hero{padding:120px 0 80px}.hero h1{font-size:1.8rem}.hero p{font-size:1rem}section{padding:60px 0}h2{font-size:1.5rem}.container{padding:0 15px}}