:root{--primary-color: #2563eb;--secondary-color: #1e40af;--dark-color: #1f2937;--light-color: #f3f4f6;--text-color: #1f2937;--text-light: #6b7280;--white: #ffffff;--bg-color: #ffffff;--bg-secondary: #f9fafb;--bg-gradient-start: #f5f7ff;--bg-gradient-end: #f0f4ff;--card-bg: #ffffff;--border-color: #e5e7eb;--shadow: rgba(0, 0, 0, .1);--transition: all .3s ease}[data-theme=dark]{--primary-color: #3b82f6;--secondary-color: #2563eb;--dark-color: #f9fafb;--light-color: #374151;--text-color: #f9fafb;--text-light: #d1d5db;--white: #1f2937;--bg-color: #111827;--bg-secondary: #1f2937;--bg-gradient-start: #1a1f35;--bg-gradient-end: #0f1419;--card-bg: #1f2937;--border-color: #374151;--shadow: rgba(0, 0, 0, .3)}*{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-color);background-color:var(--bg-color);overflow-x:hidden;transition:background-color .3s ease,color .3s ease}.container{width:90%;max-width:1200px;margin:0 auto;padding:0 20px}section{padding:100px 0}h1,h2,h3,h4,h5,h6{line-height:1.2;margin-bottom:1rem;font-weight:700}a{text-decoration:none;color:var(--primary-color);transition:var(--transition)}a:hover{color:var(--secondary-color)}.btn{display:inline-block;padding:12px 24px;border-radius:4px;font-weight:600;cursor:pointer;transition:var(--transition);text-align:center;border:none;font-size:1rem}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--secondary-color);transform:translateY(-2px);color:#fff}.btn-secondary{background-color:transparent;border:2px solid var(--primary-color);color:var(--primary-color)}.btn-secondary:hover{background-color:var(--primary-color);color:#fff;transform:translateY(-2px)}.btn-small{padding:8px 16px;font-size:.9rem}.btn-outline{background-color:transparent;border:1px solid var(--primary-color);color:var(--primary-color)}.btn-outline:hover{background-color:var(--primary-color);color:#fff}.section-title{font-size:2.5rem;text-align:center;margin-bottom:3rem;position:relative;color:var(--dark-color)}.section-title:after{content:"";display:block;width:80px;height:4px;background-color:var(--primary-color);margin:10px auto 0}.highlight{color:var(--primary-color)}nav{position:fixed;top:0;left:0;width:100%;background-color:var(--card-bg);box-shadow:0 2px 10px var(--shadow);z-index:1000;padding:15px 0;transition:var(--transition);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}[data-theme=light] nav{background-color:#fffffff2}[data-theme=dark] nav{background-color:#1f2937f2}nav.scrolled{padding:10px 0;box-shadow:0 5px 20px var(--shadow)}[data-theme=light] nav.scrolled{background-color:#fffffffa}[data-theme=dark] nav.scrolled{background-color:#1f2937fa}nav .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap}.logo{font-size:1.8rem;font-weight:800;color:var(--primary-color);transition:var(--transition)}.nav-links{display:flex;list-style:none}.nav-links li{margin-left:2rem}.nav-links a{color:var(--text-color);font-weight:600;position:relative;padding:5px 0;transition:var(--transition)}.nav-links a:after{content:"";position:absolute;width:0;height:2px;bottom:0;left:0;background-color:var(--primary-color);transition:var(--transition)}.nav-links a:hover:after{width:100%}.theme-toggle{background:none;border:none;color:var(--text-color);font-size:1.3rem;cursor:pointer;padding:8px;margin-left:1rem;border-radius:50%;transition:var(--transition);display:flex;align-items:center;justify-content:center;width:40px;height:40px}.theme-toggle:hover{background-color:var(--bg-secondary);transform:rotate(20deg)}.hamburger{display:none;cursor:pointer}.bar{display:block;width:25px;height:3px;margin:5px 0;background-color:var(--text-color);transition:var(--transition)}.hero{min-height:100vh;display:flex;align-items:center;padding-top:80px;background:linear-gradient(135deg,var(--bg-gradient-start) 0%,var(--bg-gradient-end) 100%)}.hero-content{flex:1;padding-right:2rem}.hero-greeting{font-size:1.2rem;color:var(--text-light);margin-bottom:.5rem;opacity:0}.hero h1{font-size:3.5rem;margin-bottom:1rem;line-height:1.2}.hero-name{color:var(--primary-color);opacity:0}.tagline{font-size:1.3rem;color:var(--text-light);margin-bottom:1rem;opacity:0}.hero-subtitle{font-size:1.1rem;color:var(--text-light);margin-bottom:2rem;line-height:1.6;opacity:0}.cta-buttons{display:flex;gap:1rem;margin-top:2rem;flex-wrap:wrap;opacity:0}.btn-outline{background-color:transparent;border:2px solid var(--primary-color);color:var(--primary-color)}.btn-outline:hover{background-color:var(--primary-color);color:#fff;transform:translateY(-2px)}.hero-image{flex:1;display:flex;justify-content:center;align-items:center}.image-placeholder{width:350px;height:350px;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);border-radius:30% 70% 70% 30%/30% 30% 70% 70%;display:flex;justify-content:center;align-items:center;overflow:hidden;animation:morph 8s ease-in-out infinite;box-shadow:0 15px 35px var(--shadow)}.image-placeholder i{font-size:8rem;color:#fff;opacity:.9}@keyframes morph{0%{border-radius:30% 70% 70% 30%/30% 30% 70% 70%}50%{border-radius:60% 40% 30% 70%/60% 30% 70% 40%}to{border-radius:30% 70% 70% 30%/30% 30% 70% 70%}}.about{background-color:var(--bg-color)}.about-content{display:flex;gap:4rem;align-items:center}.about-text{flex:1}.about-text p{margin-bottom:1.5rem;color:var(--text-light);line-height:1.8}.social-links{display:flex;gap:1rem;margin-top:2rem}.social-links a{display:flex;justify-content:center;align-items:center;width:40px;height:40px;border-radius:50%;background-color:var(--bg-secondary);color:var(--primary-color);transition:var(--transition)}.social-links a:hover{background-color:var(--primary-color);color:#fff;transform:translateY(-3px)}[data-theme=dark] .social-links a{background-color:var(--border-color)}[data-theme=dark] .social-links a:hover{background-color:var(--primary-color)}.skills-summary{flex:1}.skill-item{margin-bottom:1.5rem}.skill-item h4{margin-bottom:.5rem;font-size:1.1rem}.skill-bar{width:100%;height:8px;background-color:var(--border-color);border-radius:4px;overflow:hidden}.skill-bar span{display:block;height:100%;background-color:var(--primary-color);border-radius:4px;position:relative}.skill-bar span:after{content:attr(style);position:absolute;right:10px;top:-25px;font-size:.8rem;color:var(--text-light)}.skills{background-color:var(--bg-secondary)}.skills-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:2rem}.skill-card{background-color:var(--card-bg);padding:2rem 1.5rem;border-radius:8px;text-align:center;transition:var(--transition);box-shadow:0 4px 6px var(--shadow)}[data-theme=dark] .skill-card:hover{box-shadow:0 10px 20px #00000080}.skill-card i{font-size:3rem;margin-bottom:1rem;color:var(--primary-color)}.skill-card h3{font-size:1.2rem;color:var(--dark-color)}.projects{background-color:var(--bg-color)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:2rem}.project-card{background-color:var(--card-bg);border-radius:8px;overflow:hidden;box-shadow:0 4px 6px var(--shadow);transition:var(--transition)}.project-card:hover{transform:translateY(-5px);box-shadow:0 10px 20px var(--shadow)}[data-theme=dark] .project-card:hover{box-shadow:0 10px 20px #00000080}.project-image{height:200px;overflow:hidden}.project-image img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}.project-card:hover .project-image img{transform:scale(1.05)}.project-info{padding:1.5rem}.project-info h3{font-size:1.4rem;margin-bottom:.5rem;color:var(--dark-color)}.project-organization{display:inline-flex;align-items:center;gap:.5rem;font-size:.9rem;color:var(--primary-color);font-weight:600;margin-bottom:.75rem;padding:.25rem .75rem;background-color:var(--bg-secondary);border-radius:20px;border:1px solid var(--primary-color)}.project-organization i{font-size:.85rem}.project-info p{color:var(--text-light);margin-bottom:1rem;line-height:1.6}.project-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.5rem}.tag{display:inline-block;padding:4px 12px;background-color:var(--bg-secondary);color:var(--primary-color);border-radius:20px;font-size:.85rem;font-weight:600}.project-links{display:flex;gap:.75rem;flex-wrap:wrap}.project-links .btn{display:inline-flex;align-items:center;gap:.5rem;font-size:.9rem;padding:.5rem 1rem}.project-links .btn i{font-size:.85rem}.contact{background-color:var(--bg-secondary)}.contact-content{display:flex;gap:4rem;margin-top:3rem}.contact-info{flex:1}.contact-info h3{font-size:1.8rem;margin-bottom:1.5rem;color:var(--dark-color)}.contact-info p{color:var(--text-light);margin-bottom:2rem;line-height:1.8}.contact-details{margin-top:2rem}.contact-item{display:flex;align-items:center;margin-bottom:1rem}.contact-item i{width:40px;height:40px;background-color:var(--bg-secondary);color:var(--primary-color);border-radius:50%;display:flex;justify-content:center;align-items:center;margin-right:1rem}.quote{margin-top:2rem;padding:1.5rem;background-color:var(--bg-secondary);border-left:4px solid var(--primary-color);border-radius:4px}.quote p{color:var(--text-color);font-size:1.1rem;margin:0}.contact-form{flex:1;background-color:var(--card-bg);padding:2rem;border-radius:8px;box-shadow:0 4px 6px var(--shadow)}.form-group{margin-bottom:1.5rem}.form-group input,.form-group textarea{width:100%;padding:12px 15px;border:1px solid var(--border-color);border-radius:4px;font-family:inherit;font-size:1rem;background-color:var(--bg-color);color:var(--text-color);transition:var(--transition)}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #2563eb1a}.form-group textarea{resize:vertical;min-height:120px}footer{background-color:#1f2937;color:#f9fafb;padding:4rem 0 2rem;transition:var(--transition)}[data-theme=dark] footer{background-color:#0f172a;border-top:1px solid var(--border-color)}.footer-content{text-align:center;margin-bottom:3rem}.footer-logo{font-size:2.5rem;font-weight:800;color:var(--primary-color);margin-bottom:1rem;display:inline-block;letter-spacing:2px}.footer-content p{color:#9ca3af;max-width:600px;margin:0 auto 2rem}[data-theme=dark] .footer-content p{color:#d1d5db}.footer-bottom{text-align:center;padding-top:2rem;border-top:1px solid rgba(255,255,255,.1)}.footer-bottom p{color:#9ca3af;font-size:.9rem}[data-theme=dark] .footer-bottom p{color:#d1d5db}@media (max-width: 1200px){.container{width:95%}.hero h1{font-size:3rem}.image-placeholder{width:300px;height:300px}}@media (max-width: 1024px){.hero h1{font-size:2.8rem}.tagline{font-size:1.2rem}.hero-subtitle{font-size:1rem}.about-content,.contact-content{flex-direction:column;gap:2rem}.about-text,.skills-summary,.contact-info,.contact-form{width:100%}.hero .container{flex-direction:column}.hero-content{padding-right:0;text-align:center}.hero-image{margin-top:2rem}.section-title{font-size:2.2rem}}@media (max-width: 768px){.nav-links{position:fixed;top:70px;left:-100%;width:80%;max-width:300px;height:calc(100vh - 70px);background-color:var(--card-bg);flex-direction:column;align-items:center;padding:2rem 0;transition:var(--transition);box-shadow:2px 0 10px var(--shadow);z-index:999}[data-theme=light] .nav-links{background-color:#fff}[data-theme=dark] .nav-links{background-color:#1f2937}.nav-links.active{left:0}.nav-links li{margin:1rem 0}.theme-toggle{margin-left:.5rem}.hamburger{display:block;margin-left:.5rem}.hamburger.active .bar:nth-child(2){opacity:0}.hamburger.active .bar:nth-child(1){transform:translateY(8px) rotate(45deg)}.hamburger.active .bar:nth-child(3){transform:translateY(-8px) rotate(-45deg)}.hero{text-align:center;padding-top:100px;min-height:auto;padding-bottom:3rem}.hero .container{flex-direction:column}.hero-content{padding-right:0;margin-bottom:2rem}.hero h1{font-size:2.5rem}.image-placeholder{width:250px;height:250px}.cta-buttons{justify-content:center;flex-wrap:wrap}.skills-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:1rem}.projects-grid{grid-template-columns:1fr}.project-card{max-width:500px;margin:0 auto}section{padding:60px 0}.about-content,.contact-content{gap:2rem}}@media (max-width: 480px){.container{width:95%;padding:0 10px}nav{padding:12px 0}.logo{font-size:1.5rem}.theme-toggle{width:35px;height:35px;font-size:1.1rem}.hero{padding-top:80px}.hero h1{font-size:2rem}.tagline{font-size:1rem}.hero-subtitle{font-size:.9rem}.image-placeholder{width:200px;height:200px}.image-placeholder i{font-size:5rem}.cta-buttons{flex-direction:column;gap:.8rem;width:100%}.btn{width:100%;padding:10px 20px;font-size:.95rem}.section-title{font-size:1.8rem}.section-title:after{width:60px}.skills-grid{grid-template-columns:repeat(2,1fr);gap:1rem}.skill-card{padding:1.5rem 1rem}.skill-card i{font-size:2.5rem}.skill-card h3{font-size:1rem}.project-info h3{font-size:1.2rem}.project-info p{font-size:.9rem}.tag{font-size:.75rem;padding:3px 10px}.contact-form{padding:1.5rem}.form-group input,.form-group textarea{font-size:.95rem}.footer-logo{font-size:2rem}section{padding:50px 0}.nav-links{width:85%;top:65px;height:calc(100vh - 65px)}}.skills{padding:5rem 0;background-color:var(--bg-color)}.skill-category{margin-bottom:3rem}.category-title{font-size:1.5rem;margin-bottom:1.5rem;color:var(--primary-color);display:flex;align-items:center;gap:.5rem}.skills-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1rem}.skill-card{background-color:var(--card-bg);padding:1.5rem 1rem;border-radius:8px;text-align:center;transition:var(--transition);box-shadow:0 4px 6px var(--shadow);display:flex;flex-direction:column;align-items:center;gap:.8rem;border:1px solid var(--border-color)}.skill-card:hover{transform:translateY(-5px);box-shadow:0 10px 20px var(--shadow)}.skill-card i{font-size:2rem;color:var(--primary-color);transition:var(--transition)}.skill-card span{font-size:.95rem;color:var(--text-color)}[data-theme=dark] .skill-card{background-color:var(--card-bg);border-color:var(--border-color)}[data-theme=dark] .skill-card:hover{box-shadow:0 10px 20px #0000004d}@media (max-width: 768px){.skills-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.skill-card{padding:1rem .5rem}.skill-card i{font-size:1.8rem}.skill-card span{font-size:.85rem}}@media (max-width: 480px){.skills{padding:3rem 0}.skills-grid{grid-template-columns:repeat(2,1fr)}.category-title{font-size:1.3rem}}