:root{--bg-color: #fafafa;--bg-pattern: radial-gradient(#e5e7eb 1px, transparent 1px);--bg-size: 24px 24px;--text-primary: #111827;--text-secondary: #4b5563;--accent-color: #4f46e5;--card-bg: #ffffff;--card-border: rgba(0, 0, 0, .08);--font-main: "Inter", system-ui, -apple-system, sans-serif;--transition-speed: .3s}[data-theme=dark]{--bg-color: #0f172a;--bg-pattern: radial-gradient(#1e293b 1px, transparent 1px);--bg-size: 24px 24px;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--card-bg: #1e293b;--card-border: rgba(255, 255, 255, .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-main);background-color:var(--bg-color);background-image:var(--bg-pattern);background-size:var(--bg-size);color:var(--text-primary);transition:background-color var(--transition-speed),color var(--transition-speed);line-height:1.6}a{text-decoration:none;color:inherit}button{cursor:pointer;border:none;font-family:inherit}.btn{padding:.8rem 1.8rem;border-radius:8px;font-weight:600;font-size:1rem;transition:transform .2s,box-shadow .2s;display:inline-block;text-align:center}.btn:hover{transform:translateY(-2px)}.btn-primary{background-color:var(--accent-color);color:#fff}.btn-primary:hover{box-shadow:0 4px 15px #6366f166}.btn-outline{background:transparent;color:var(--text-primary);border:2px solid var(--text-primary)}.btn-outline:hover{background-color:var(--text-primary);color:var(--bg-color)}[data-theme=dark] .btn-outline{border-color:var(--text-primary)}.btn-sm{padding:.5rem 1.2rem;font-size:.85rem}.container{width:100%;max-width:1280px;margin:0 auto;padding:0 2rem}@media(min-width:1536px){.container{max-width:1400px}}.section{padding:4rem 0}@keyframes fade-up{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.reveal-wrapper{opacity:0;transform:translateY(30px);transition:opacity .8s ease-out,transform .8s ease-out;will-change:opacity,transform}.reveal-wrapper.is-visible{opacity:1;transform:translateY(0)}.navbar{position:fixed;top:0;left:0;width:100%;padding:1.5rem 0;z-index:100;background-color:rgba(var(--bg-rgb),.85);background:#fffc;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--card-border);transition:background-color var(--transition-speed),border-color var(--transition-speed)}[data-theme=dark] .navbar{background:#0f172acc}.navbar-content{width:100%;max-width:1280px;margin:0 auto;padding:0 2rem;display:flex;justify-content:space-between;align-items:center}@media(min-width:1536px){.navbar-content{max-width:1400px}}.navbar-logo{font-weight:700;font-size:1.1rem;letter-spacing:-.02em;z-index:101}.navbar-links{display:none;gap:2rem;list-style:none;margin:0;padding:0}@media(min-width:768px){.navbar-links{display:flex;align-items:center}}.nav-link{font-size:.95rem;font-weight:500;color:var(--text-secondary);transition:color .2s ease;cursor:pointer}.nav-link:hover{color:var(--accent-color)}.theme-toggle{background:transparent;width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:var(--text-primary);transition:all .2s ease;border:1px solid transparent;z-index:101}.theme-toggle:hover{background-color:var(--card-bg);color:var(--accent-color);box-shadow:0 0 15px var(--accent-color);border-color:var(--accent-color)}.mobile-menu-btn{display:flex;flex-direction:column;justify-content:space-around;width:30px;height:24px;background:transparent;border:none;cursor:pointer;padding:0;z-index:102;margin-left:1rem}.hamburger-line{width:100%;height:2px;background-color:var(--text-primary);transition:all .3s ease;border-radius:2px}@media(min-width:768px){.mobile-menu-btn{display:none}}.mobile-menu{position:fixed;top:0;left:0;width:100%;height:100vh;background-color:var(--bg-color);display:flex;flex-direction:column;justify-content:center;align-items:center;gap:2rem;transform:translateY(-100%);transition:transform .4s cubic-bezier(.4,0,.2,1);z-index:99;padding:2rem}.mobile-menu.open{transform:translateY(0)}.mobile-nav-link{font-size:1.5rem;font-weight:600;color:var(--text-primary)}.mobile-nav-link:hover{color:var(--accent-color)}.mobile-menu-btn.open .hamburger-line:nth-child(1){transform:rotate(45deg) translate(5px,6px)}.mobile-menu-btn.open .hamburger-line:nth-child(2){opacity:0}.mobile-menu-btn.open .hamburger-line:nth-child(3){transform:rotate(-45deg) translate(5px,-6px)}.navbar-controls{display:flex;align-items:center;gap:.5rem}.hero{min-height:85vh;display:flex;align-items:center;position:relative;overflow:hidden}.hero-content{display:grid;grid-template-columns:1fr;gap:3rem;align-items:center;width:100%}@media(min-width:1024px){.hero-content{grid-template-columns:1.2fr 1fr;gap:4rem}}.hero-text{z-index:2}.hero-title{font-size:3.5rem;line-height:1.1;font-weight:800;margin-bottom:1.5rem;color:var(--text-primary);letter-spacing:-.03em;max-width:900px}@media(min-width:1024px){.hero-title{font-size:4.5rem}}.hero-subtitle{font-size:1.25rem;color:var(--text-secondary);max-width:600px;margin-bottom:2.5rem}.hero-buttons{display:flex;gap:1rem}@media(max-width:768px){.hero-title{font-size:2.5rem}}.hero-visual{display:none;justify-content:center;perspective:1000px}@media(min-width:1024px){.hero-visual{display:flex}}.code-window{background:#0f172a99;border:1px solid var(--card-border);border-radius:12px;width:100%;max-width:480px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 20px 50px #00000026;transform:rotateY(-5deg) rotateX(2deg);transition:transform .4s ease,box-shadow .4s ease}.code-window:hover{transform:rotateY(0) rotateX(0) scale(1.02);box-shadow:0 30px 60px #6366f126}.window-header{display:flex;align-items:center;padding:1rem;border-bottom:1px solid var(--card-border);gap:.5rem}.dot{width:12px;height:12px;border-radius:50%}.red{background-color:#ef4444}.yellow{background-color:#eab308}.green{background-color:#22c55e}.window-title{margin-left:.5rem;font-family:monospace;font-size:.85rem;color:var(--text-secondary)}.window-body{padding:1.5rem;overflow-x:auto}.window-body pre{font-family:Fira Code,Consolas,monospace;font-size:.95rem;color:#a5b4fc;line-height:1.6;margin:0}[data-theme=light] .code-window{background:#ffffffb3;box-shadow:0 20px 50px #00000014}[data-theme=light] .window-body pre{color:#4f46e5}.project-card{background-color:var(--card-bg);border-radius:12px;overflow:hidden;border:1px solid var(--card-border);transition:transform .3s ease,box-shadow .3s ease;cursor:pointer;display:flex;flex-direction:column}.project-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px #0000001a}[data-theme=dark] .project-card:hover{box-shadow:0 10px 30px #0000004d}.card-image-container{width:100%;aspect-ratio:16/9;overflow:hidden;position:relative;background-color:#cbd5e1}.card-image{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}.project-card:hover .card-image{transform:scale(1.05)}.card-content{padding:1.5rem;flex-grow:1;display:flex;flex-direction:column}.card-tags{display:flex;gap:.5rem;margin-bottom:.75rem;flex-wrap:wrap}.tag{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--accent-color)}.card-title{font-size:1.5rem;font-weight:700;margin-bottom:.5rem;display:flex;align-items:center;gap:.5rem}.status-dot{width:8px;height:8px;background-color:#10b981;border-radius:50%;animation:pulse 2s infinite}.card-description{font-size:.95rem;color:var(--text-secondary);line-height:1.5;margin-bottom:1.5rem}.card-actions{margin-top:auto;display:flex;gap:1rem}.play-overlay{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:50px;height:50px;background:#ffffffe6;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:#1f2937;opacity:0;transition:opacity .3s ease,transform .3s ease}.project-card:hover .play-overlay{opacity:1;transform:translate(-50%,-50%) scale(1.1)}@keyframes pulse{0%{box-shadow:0 0 #10b981b3}70%{box-shadow:0 0 0 6px #10b98100}to{box-shadow:0 0 #10b98100}}.projects{padding-top:2rem}.section-title{font-size:2rem;font-weight:700;margin-bottom:3rem;color:var(--text-primary)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2.5rem}@media(min-width:1280px){.projects-grid{grid-template-columns:repeat(2,1fr)}}.tech-groups{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:3rem;margin-top:2rem}.group-title{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-secondary);margin-bottom:1.5rem;font-weight:700;border-bottom:2px solid var(--accent-color);display:inline-block;padding-bottom:.5rem}.tech-list{list-style:none;display:flex;flex-direction:column;gap:1rem}.tech-item{display:flex;justify-content:space-between;align-items:center;padding:1rem;background-color:var(--card-bg);border:1px solid var(--card-border);border-radius:8px;transition:transform .2s,box-shadow .2s}.tech-item:hover{transform:translate(5px);border-color:var(--accent-color);box-shadow:0 4px 12px #0000000d}.tech-name{font-weight:600;font-size:1rem;color:var(--text-primary)}.tech-level{font-size:.75rem;font-weight:500;color:var(--text-secondary);background:#00000008;padding:.2rem .6rem;border-radius:999px}[data-theme=dark] .tech-level{background:#ffffff0d}.certificates-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem}.certificate-card{display:flex;flex-direction:column;justify-content:space-between;padding:1.5rem;background-color:var(--card-bg);border:1px solid var(--card-border);border-radius:8px;text-decoration:none;transition:all .2s ease;position:relative;min-height:140px}.certificate-card:hover{border-color:var(--accent-color);transform:translateY(-2px);box-shadow:0 4px 12px #0000000d}.cert-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem;font-size:.8rem}.cert-issuer{font-weight:600;color:var(--accent-color);letter-spacing:.02em}.cert-date{color:var(--text-secondary)}.cert-name{font-size:1rem;font-weight:600;color:var(--text-primary);line-height:1.4;margin-bottom:1rem;padding-right:1.5rem}.cert-icon{position:absolute;bottom:1.5rem;right:1.5rem;color:var(--text-secondary);font-size:.9rem;opacity:0;transition:opacity .2s ease,transform .2s ease}.certificate-card:hover .cert-icon{opacity:1;transform:translate(2px,-2px);color:var(--accent-color)}.philosophy{background-color:transparent}.philosophy-header{text-align:center;margin-bottom:4rem}.section-subtitle{color:var(--text-secondary);font-size:1.1rem;margin-top:-2rem;max-width:600px;margin-left:auto;margin-right:auto}.philosophy-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2.5rem}.philosophy-card{background:var(--card-bg);border:1px solid var(--card-border);padding:2.5rem;border-radius:12px;text-align:left;transition:transform .3s ease,border-color .3s ease}.philosophy-card:hover{transform:translateY(-5px);border-color:var(--accent-color)}.icon-wrapper{font-size:2.5rem;margin-bottom:1.5rem;display:inline-block;padding:1rem;background:rgba(var(--bg-rgb),.5);border-radius:12px;background:#00000008}[data-theme=dark] .icon-wrapper{background:#ffffff0d}.value-title{font-size:1.25rem;font-weight:700;margin-bottom:1rem;color:var(--text-primary)}.value-description{color:var(--text-secondary);line-height:1.7;font-size:.95rem}.timeline-container{max-width:800px;margin:0 auto;position:relative;padding-left:2rem;border-left:2px solid var(--card-border)}.timeline-item{position:relative;margin-bottom:3rem;padding-left:2rem}.timeline-item:last-child{margin-bottom:0}.timeline-marker{position:absolute;left:-2.6rem;top:0;width:16px;height:16px;background-color:var(--card-bg);border:2px solid var(--text-secondary);border-radius:50%;transition:all .3s ease}.timeline-item.active .timeline-marker{background-color:var(--accent-color);border-color:var(--accent-color);box-shadow:0 0 0 4px #6366f133}.timeline-item:hover .timeline-marker{border-color:var(--accent-color);transform:scale(1.2)}.timeline-year{font-size:.85rem;font-weight:600;color:var(--accent-color);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem;display:block}.timeline-title{font-size:1.25rem;font-weight:700;margin-bottom:.5rem;color:var(--text-primary)}.timeline-description{color:var(--text-secondary);line-height:1.6}.contact-cta{text-align:center;padding:6rem 0}.cta-content{max-width:700px;margin:0 auto}.cta-title{font-size:2.5rem;font-weight:800;margin-bottom:1.5rem;color:var(--text-primary);letter-spacing:-.02em}.cta-text{font-size:1.1rem;color:var(--text-secondary);margin-bottom:2.5rem;line-height:1.6}.cta-buttons{display:flex;justify-content:center;gap:1.5rem}.cta-btn{padding:1rem 2.5rem;font-size:1.1rem}@media(max-width:600px){.cta-title{font-size:2rem}.cta-buttons{flex-direction:column}}.footer{padding:2rem 0;margin-top:4rem;border-top:1px solid var(--card-border);color:var(--text-secondary);font-size:.9rem}.footer-content{display:flex;justify-content:space-between;align-items:center}.footer-links{display:flex;gap:1.5rem}.footer-links a:hover{color:var(--accent-color);text-decoration:underline}@media(max-width:600px){.footer-content{flex-direction:column;gap:1rem;text-align:center}}