*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #60a5fa;--primary-dark: #3b82f6;--primary-light: #93c5fd;--secondary: #06b6d4;--accent: #fbbf24;--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-light: #94a3b8;--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--border-color: #475569;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--spacing-2xl: 4rem;--spacing-3xl: 6rem;--font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;--font-mono: "SF Mono", Monaco, "Cascadia Code", "Courier New", monospace;--transition-fast: .2s ease;--transition-normal: .3s ease;--transition-slow: .5s ease;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1)}html{scroll-behavior:smooth}body{font-family:var(--font-primary);line-height:1.6;color:var(--text-primary);background-color:var(--bg-primary);overflow-x:hidden}.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background-color:#0f172acc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:all var(--transition-normal)}.nav.scrolled{background-color:#0f172af2;border-bottom-color:var(--border-color);box-shadow:var(--shadow-sm)}.nav-container{max-width:1200px;margin:0 auto;padding:var(--spacing-sm) var(--spacing-lg);display:flex;justify-content:space-between;align-items:center}.nav-logo{font-size:1.5rem;font-weight:700;color:var(--primary);text-decoration:none;transition:color var(--transition-fast)}.nav-logo:hover{color:var(--primary-dark)}.nav-menu{display:flex;list-style:none;gap:var(--spacing-lg)}.nav-link{color:var(--text-secondary);text-decoration:none;font-weight:500;position:relative;transition:color var(--transition-fast);padding:var(--spacing-xs) 0}.nav-link:after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background-color:var(--primary);transition:width var(--transition-normal)}.nav-link:hover,.nav-link.active{color:var(--primary)}.nav-link:hover:after,.nav-link.active:after{width:100%}.nav-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:var(--spacing-xs)}.nav-toggle span{width:24px;height:2px;background-color:var(--text-primary);transition:all var(--transition-fast)}.nav-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.nav-toggle.active span:nth-child(2){opacity:0}.nav-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(6px,-6px)}.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;padding:var(--spacing-3xl) var(--spacing-lg);background:linear-gradient(135deg,#0f172a,#1e3a5f);overflow:hidden}.hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 80%,rgba(96,165,250,.15) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(6,182,212,.15) 0%,transparent 50%);pointer-events:none}.hero-container{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-3xl);align-items:center;position:relative;z-index:1}.hero-greeting{font-size:1.25rem;color:var(--primary);font-weight:600;margin-bottom:var(--spacing-sm)}.hero-title{font-size:4rem;font-weight:800;line-height:1.1;margin-bottom:var(--spacing-md);background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:1.75rem;color:var(--text-secondary);margin-bottom:var(--spacing-md);font-weight:600}.hero-description{font-size:1.125rem;color:var(--text-light);margin-bottom:var(--spacing-xl);max-width:500px}.hero-cta{display:flex;gap:var(--spacing-md);flex-wrap:wrap}.hero-visual{position:relative;height:400px}.floating-card{position:absolute;background:#1e293b;padding:var(--spacing-md) var(--spacing-lg);border-radius:12px;box-shadow:var(--shadow-lg);font-weight:600;font-size:1.125rem;white-space:nowrap}.floating-card.card-1{top:8%;left:4%;color:var(--primary);border:2px solid var(--primary)}.floating-card.card-2{top:44%;right:8%;color:var(--secondary);border:2px solid var(--secondary)}.floating-card.card-3{bottom:10%;left:28%;color:var(--accent);border:2px solid var(--accent)}.scroll-indicator{position:absolute;bottom:var(--spacing-xl);left:50%;transform:translate(-50%)}.scroll-indicator span{display:block;width:24px;height:40px;border:2px solid var(--primary);border-radius:20px;position:relative}.scroll-indicator span:before{content:"";position:absolute;top:8px;left:50%;transform:translate(-50%);width:4px;height:8px;background-color:var(--primary);border-radius:2px;animation:scroll 2s infinite}@keyframes scroll{0%{transform:translate(-50%);opacity:0}40%{opacity:1}80%{transform:translate(-50%,16px);opacity:0}to{opacity:0}}.btn{display:inline-block;padding:.875rem 2rem;border-radius:8px;text-decoration:none;font-weight:600;font-size:1rem;transition:all var(--transition-normal);cursor:pointer;border:2px solid transparent}.btn-primary{background-color:var(--primary);color:#fff;border-color:var(--primary)}.btn-primary:hover{background-color:var(--primary-dark);border-color:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-secondary{background-color:transparent;color:var(--primary);border-color:var(--primary)}.btn-secondary:hover{background-color:var(--primary);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-lg)}.section{padding:var(--spacing-3xl) var(--spacing-lg);opacity:0;transform:translateY(30px);transition:all .8s ease}.section.visible{opacity:1;transform:translateY(0)}.container{max-width:1200px;margin:0 auto}.section-title{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:var(--spacing-2xl);position:relative;display:inline-block;left:50%;transform:translate(-50%)}.section-title:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:60px;height:4px;background:linear-gradient(90deg,var(--primary),var(--secondary));border-radius:2px}.about{background-color:var(--bg-secondary)}.about-content{display:grid;grid-template-columns:2fr 1fr;gap:var(--spacing-3xl);align-items:center}.about-text p{font-size:1.125rem;color:var(--text-secondary);margin-bottom:var(--spacing-md);line-height:1.8}.about-text strong{color:var(--primary);font-weight:600}.about-stats{display:flex;flex-direction:column;gap:var(--spacing-md)}.stat-card{background:#1e293b;padding:var(--spacing-lg);border-radius:12px;box-shadow:var(--shadow-md);text-align:center;transition:transform var(--transition-normal)}.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.stat-number{font-size:2.5rem;font-weight:800;color:var(--primary);line-height:1;margin-bottom:var(--spacing-xs)}.stat-label{font-size:.875rem;color:var(--text-light);font-weight:500;text-transform:uppercase;letter-spacing:.5px}.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-lg)}.skill-category{background:#1e293b;padding:var(--spacing-xl);border-radius:12px;box-shadow:var(--shadow-md);transition:all var(--transition-normal);opacity:0;transform:translateY(20px)}.skill-category.visible{opacity:1;transform:translateY(0)}.skill-category:hover{transform:translateY(-8px);box-shadow:var(--shadow-xl)}.skill-category-icon{font-size:2.5rem;margin-bottom:var(--spacing-md)}.skill-category h3{font-size:1.25rem;font-weight:700;margin-bottom:var(--spacing-md);color:var(--text-primary)}.skill-list{list-style:none}.skill-list li{padding:var(--spacing-xs) 0;color:var(--text-secondary);position:relative;padding-left:var(--spacing-md)}.skill-list li:before{content:"▹";position:absolute;left:0;color:var(--primary);font-weight:700}.projects{background-color:var(--bg-secondary)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--spacing-lg)}.project-card{background:#273449;border:1px solid rgba(147,197,253,.18);border-radius:12px;padding:var(--spacing-xl);box-shadow:0 12px 28px #0f172a3d;transition:all var(--transition-normal);opacity:0;animation:fadeInUp .6s ease forwards;position:relative;overflow:hidden;cursor:pointer}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.project-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--secondary));transform:scaleX(0);transform-origin:left;transition:transform var(--transition-normal)}.project-card:hover:before{transform:scaleX(1)}.project-card:hover{transform:translateY(-8px);box-shadow:0 18px 36px #0f172a52;border-color:#93c5fd59}.project-card:focus-visible{outline:3px solid var(--primary);outline-offset:4px;transform:translateY(-8px);box-shadow:0 18px 36px #0f172a52}.project-category{display:inline-block;padding:.25rem .75rem;background-color:var(--bg-tertiary);color:var(--primary);font-size:.75rem;font-weight:600;text-transform:uppercase;border-radius:4px;margin-bottom:var(--spacing-md);letter-spacing:.5px}.project-title{font-size:1.5rem;font-weight:700;margin-bottom:var(--spacing-sm);color:var(--text-primary)}.project-description{color:var(--text-secondary);margin-bottom:var(--spacing-md);line-height:1.6}.project-tech{display:flex;flex-wrap:wrap;gap:var(--spacing-xs)}.tech-tag{padding:.375rem .75rem;background-color:var(--bg-tertiary);color:var(--text-secondary);font-size:.875rem;border-radius:6px;font-family:var(--font-mono);border:1px solid transparent;cursor:pointer;transition:background-color var(--transition-fast),color var(--transition-fast),border-color var(--transition-fast)}.tech-tag:hover{color:var(--text-primary);border-color:var(--primary)}.tech-tag.active{background-color:var(--primary);color:#0b1220;border-color:var(--primary)}.project-card-hidden{display:none}.contact-content{max-width:800px;margin:0 auto;text-align:center}.contact-description{font-size:1.125rem;color:var(--text-secondary);margin-bottom:var(--spacing-2xl);line-height:1.8}.contact-form{background:#1e293b;padding:var(--spacing-xl) var(--spacing-lg);border-radius:12px;box-shadow:var(--shadow-md);text-align:left}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md)}.form-field{margin-bottom:var(--spacing-md)}.form-field label{display:block;margin-bottom:.375rem;color:var(--text-secondary);font-weight:600;font-size:.9rem}.form-field input,.form-field textarea{width:100%;background-color:var(--bg-primary);border:1px solid var(--border-color);border-radius:8px;padding:.75rem .875rem;color:var(--text-primary);font:inherit;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.form-field input:focus,.form-field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #60a5fa33;outline:none}.form-status{min-height:1.6rem;margin-top:var(--spacing-sm);padding:.7rem .9rem;border-radius:8px;font-weight:600;border:1px solid transparent;background:transparent;color:var(--text-secondary);opacity:0;transform:translateY(4px);transition:opacity var(--transition-fast),transform var(--transition-fast)}.contact-form.is-sending .form-status,.contact-form.is-success .form-status,.contact-form.is-error .form-status{opacity:1;transform:translateY(0)}.contact-form.is-sending .form-status{background-color:#60a5fa1f;border-color:#60a5fa4d;color:var(--primary-light)}.contact-form.is-success .form-status{background-color:#34d39924;border-color:#34d39966;color:#6ee7b7}.contact-form.is-error .form-status{background-color:#f8717124;border-color:#f8717166;color:#fca5a5}.contact-form button[type=submit]:disabled{opacity:.7;cursor:wait}.footer{background-color:#000;color:#fff;padding:var(--spacing-lg);text-align:center}.footer p{margin:0;opacity:.8}@media (max-width: 968px){.hero-container{grid-template-columns:1fr;gap:var(--spacing-xl)}.hero-visual{height:300px}.floating-card.card-1{top:10%;left:0}.floating-card.card-2{top:42%;right:2%}.floating-card.card-3{bottom:6%;left:18%}.hero-title{font-size:3rem}.about-content{grid-template-columns:1fr}.about-stats{flex-direction:row;justify-content:space-around}}@media (max-width: 768px){.nav-menu{position:fixed;top:70px;left:-100%;flex-direction:column;background-color:#0f172a;width:100%;padding:var(--spacing-lg);box-shadow:var(--shadow-lg);transition:left var(--transition-normal);gap:var(--spacing-md)}.nav-menu.active{left:0}.nav-toggle{display:flex}.hero{padding:var(--spacing-2xl) var(--spacing-md)}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.5rem}.hero-description{font-size:1rem}.hero-cta{flex-direction:column}.section{padding:var(--spacing-2xl) var(--spacing-md)}.section-title{font-size:2rem}.projects-grid{grid-template-columns:1fr}.hero-visual{height:auto;display:flex;flex-direction:column;gap:var(--spacing-sm);align-items:flex-start}.floating-card{position:relative;top:auto;right:auto;bottom:auto;left:auto}.form-row{grid-template-columns:1fr}.about-stats{flex-direction:column}}@media (max-width: 480px){.hero-title{font-size:2rem}.hero-subtitle{font-size:1.25rem}.section-title{font-size:1.75rem}.floating-card{font-size:.875rem;padding:var(--spacing-sm) var(--spacing-md)}.contact-form{padding:var(--spacing-lg) var(--spacing-md)}}