:root{--bg-primary: #ffffff;--bg-secondary: #f9fafb;--text-primary: #1f2937;--text-secondary: #6b7280;--accent-color: #3b82f6;--accent-secondary: #8b5cf6}:root.dark-mode{--bg-primary: #111827;--bg-secondary: #1f2937;--text-primary: #f9fafb;--text-secondary: #d1d5db;--accent-color: #60a5fa}*{margin:0;padding:0;box-sizing:border-box;scroll-behavior:smooth}main{background:var(--bg-primary);color:var(--text-primary);transition:all .3s ease}.navbar{position:fixed;top:0;left:0;right:0;background:var(--bg-primary);box-shadow:0 2px 10px #0000001a;z-index:1000;transition:all .3s ease}.navbar.scrolled{background:var(--bg-secondary)}.nav-container{max-width:1200px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:700;color:var(--accent-color);text-decoration:none}.hamburger{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer}.hamburger .line{width:25px;height:3px;background:var(--text-primary);transition:all .3s ease}.hamburger.active .line:nth-child(1){transform:rotate(45deg) translateY(10px)}.hamburger.active .line:nth-child(2){opacity:0}.hamburger.active .line:nth-child(3){transform:rotate(-45deg) translateY(-10px)}.nav-menu{display:flex;gap:2rem;align-items:center}.nav-link{color:var(--text-primary);text-decoration:none;font-weight:500;transition:color .3s ease;padding:.5rem}.nav-link:hover{color:var(--accent-color)}.theme-toggle{background:none;border:2px solid var(--accent-color);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease}.theme-toggle:hover{background:var(--accent-color)}.theme-icon{font-size:1.25rem}.hero-section{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:6rem 2rem 4rem;position:relative}.hero-content{max-width:1200px;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.greeting{font-size:1.25rem;color:var(--accent-color);margin-bottom:1rem;display:block}.hero-title{font-size:4rem;margin-bottom:1rem;background:linear-gradient(135deg,var(--accent-color),var(--accent-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:2rem;color:var(--text-primary);margin-bottom:1rem}.hero-description{font-size:1.25rem;color:var(--text-secondary);margin-bottom:2rem}.hero-buttons{display:flex;gap:1rem}.btn{padding:1rem 2rem;border-radius:8px;text-decoration:none;font-weight:600;transition:all .3s ease;display:inline-block}.btn-primary{background:var(--accent-color);color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 20px #3b82f64d}.btn-secondary{background:transparent;color:var(--accent-color);border:2px solid var(--accent-color)}.btn-secondary:hover{background:var(--accent-color);color:#fff}.hero-image{display:flex;justify-content:center}.image-placeholder{width:400px;height:400px;border-radius:50%;overflow:hidden;border:8px solid var(--accent-color);box-shadow:0 20px 40px #0000001a}.image-placeholder img{width:100%;height:100%;object-fit:cover}.scroll-down{position:absolute;bottom:2rem;left:50%;transform:translate(-50%);text-align:center;animation:bounce 2s infinite}@keyframes bounce{0%,to{transform:translate(-50%) translateY(0)}50%{transform:translate(-50%) translateY(-10px)}}.arrow{font-size:2rem;color:var(--accent-color)}section{padding:6rem 2rem}.container{max-width:1200px;margin:0 auto}.section-title{text-align:center;font-size:3rem;margin-bottom:3rem}.about-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.about-text p{font-size:1.125rem;line-height:1.8;color:var(--text-secondary);margin-bottom:1.5rem}.about-stats{display:flex;gap:2rem;margin-top:2rem}.stat{text-align:center}.stat-number{font-size:3rem;font-weight:700;color:var(--accent-color)}.stat-label{color:var(--text-secondary);margin-top:.5rem}.about-image{border-radius:12px;overflow:hidden;box-shadow:0 20px 40px #0000001a}.about-image img{width:100%;height:auto}.projects-section{background:var(--bg-secondary)}.filter-buttons{display:flex;justify-content:center;gap:1rem;margin-bottom:3rem;flex-wrap:wrap}.filter-btn{padding:.75rem 1.5rem;background:var(--bg-primary);color:var(--text-primary);border:2px solid transparent;border-radius:50px;cursor:pointer;font-weight:600;transition:all .3s ease}.filter-btn:hover,.filter-btn.active{background:var(--accent-color);color:#fff}.projects-slider-container{position:relative;max-width:900px;margin:0 auto}.projects-slider{overflow:hidden;border-radius:12px}.project-slide{display:none;background:var(--bg-primary);border-radius:12px;overflow:hidden;box-shadow:0 10px 30px #0000001a}.project-slide.active{display:block}.project-slide.filtered-out{display:none!important}.project-image img{width:100%;height:400px;object-fit:cover}.project-info{padding:2rem}.project-info h3{font-size:2rem;margin-bottom:1rem}.project-info p{color:var(--text-secondary);line-height:1.6;margin-bottom:1rem}.project-tags{display:flex;gap:.5rem;flex-wrap:wrap}.tag{padding:.5rem 1rem;background:var(--accent-color);color:#fff;border-radius:20px;font-size:.875rem}.slider-btn{position:absolute;top:50%;transform:translateY(-50%);background:#ffffffe6;border:none;font-size:3rem;padding:.5rem 1rem;cursor:pointer;border-radius:4px;transition:all .3s ease}.slider-btn:hover{background:#fff}.slider-btn.prev{left:-60px}.slider-btn.next{right:-60px}.slider-dots{display:flex;justify-content:center;gap:.5rem;margin-top:2rem}.dot{width:12px;height:12px;border-radius:50%;background:var(--text-secondary);cursor:pointer;transition:all .3s ease}.dot.active{background:var(--accent-color);transform:scale(1.3)}.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.skill-card{background:var(--bg-primary);padding:2rem;border-radius:12px;box-shadow:0 4px 6px #0000001a}.skill-icon{font-size:3rem;margin-bottom:1rem}.skill-card h3{font-size:1.5rem;margin-bottom:1.5rem}.skill-item{margin-bottom:1rem}.skill-item span{display:block;margin-bottom:.5rem;color:var(--text-secondary)}.skill-bar{height:8px;background:var(--bg-secondary);border-radius:10px;overflow:hidden}.skill-fill{height:100%;background:linear-gradient(90deg,var(--accent-color),var(--accent-secondary));width:0;transition:width 1.5s ease}.contact-section{background:var(--bg-secondary)}.contact-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem}.contact-info h3{font-size:2rem;margin-bottom:1rem}.contact-info p{font-size:1.125rem;color:var(--text-secondary);margin-bottom:2rem;line-height:1.6}.contact-details{margin-bottom:2rem}.contact-item{display:flex;align-items:center;gap:1rem;margin-bottom:1rem;font-size:1.125rem;color:var(--text-secondary)}.icon{font-size:1.5rem}.social-links{display:flex;gap:1rem}.social-link{padding:.75rem 1.5rem;background:var(--accent-color);color:#fff;text-decoration:none;border-radius:8px;transition:all .3s ease}.social-link:hover{transform:translateY(-2px)}.contact-form{background:var(--bg-primary);padding:2rem;border-radius:12px;box-shadow:0 4px 6px #0000001a}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:600}.form-group input,.form-group textarea{width:100%;padding:.75rem;border:2px solid var(--bg-secondary);border-radius:8px;font-family:inherit;font-size:1rem;background:var(--bg-primary);color:var(--text-primary);transition:border-color .3s ease}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--accent-color)}.error-message{color:#ef4444;font-size:.875rem;margin-top:.25rem;display:block}.form-success{display:none;padding:1rem;background:#10b981;color:#fff;border-radius:8px;margin-top:1rem;text-align:center}.form-success.show{display:block}.footer{background:var(--text-primary);color:#fff;padding:2rem;text-align:center}.back-home{color:#fff;margin-top:1rem;display:inline-block;opacity:.8}.back-home:hover{opacity:1}.animate-on-scroll{opacity:0;transition:all .6s ease}.animate-on-scroll.animated{opacity:1}.animate-on-scroll[data-animation=fade-up]{transform:translateY(50px)}.animate-on-scroll[data-animation=fade-up].animated{transform:translateY(0)}.animate-on-scroll[data-animation=fade-left]{transform:translate(-50px)}.animate-on-scroll[data-animation=fade-left].animated{transform:translate(0)}.animate-on-scroll[data-animation=fade-right]{transform:translate(50px)}.animate-on-scroll[data-animation=fade-right].animated{transform:translate(0)}@media (max-width: 768px){.hamburger{display:flex}.nav-menu{position:fixed;top:70px;left:0;right:0;background:var(--bg-primary);flex-direction:column;padding:1rem 0;transform:translateY(-100%);opacity:0;transition:all .3s ease;pointer-events:none}.nav-menu.active{transform:translateY(0);opacity:1;pointer-events:all}.hero-content,.about-content,.contact-content{grid-template-columns:1fr}.hero-title{font-size:2.5rem}.skills-grid{grid-template-columns:1fr}.slider-btn.prev{left:10px}.slider-btn.next{right:10px}}