:root{--color-background: #121212;--color-surface: #1e1e1e;--color-primary: #007BFF;--color-primary-hover: #0056b3;--color-text-primary: #e0e0e0;--color-text-secondary: #a0a0a0;--color-border: #333333;--font-family-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-size-base: 16px;--font-weight-normal: 400;--font-weight-bold: 700;--border-radius: 8px;--transition-speed: .3s;--container-width: 1140px;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .2)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-family-sans),serif;font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:1.6;color:var(--color-text-primary);background-color:var(--color-background);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}#particle-canvas{position:fixed;top:0;left:0;width:100%;height:100%;z-index:0}main,footer{position:relative;z-index:1}main{padding-top:4rem;padding-bottom:4rem}.container{width:100%;max-width:var(--container-width);margin:0 auto;padding:0 2rem}.header{position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#121212f2;border-bottom:1px solid var(--color-border)}.header .container{display:flex;align-items:center;justify-content:space-between;padding:1rem 2rem;height:4rem}.logo{font-size:1.25rem;font-weight:700;letter-spacing:-.025em;color:var(--color-text-primary);text-decoration:none}.logo:hover{color:var(--color-primary)}nav{display:flex;gap:2rem}.nav-link{color:var(--color-text-secondary);font-weight:500;padding:.5rem 0;transition:color .3s ease;text-decoration:none}.nav-link:hover,.nav-link.active{color:var(--color-primary)}.github-btn{background:var(--color-surface);color:var(--color-text-primary);padding:.5rem 1rem;border-radius:6px;border:1px solid var(--color-border);font-size:.9rem;transition:all .3s ease;text-decoration:none}.github-btn:hover{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.hero{display:flex;align-items:center;justify-content:center;text-align:center;padding:6rem 0 4rem}.hero-content{max-width:800px;animation:fadeInUp 1s ease-out .5s forwards;opacity:0}.hero-title{font-size:3.5rem;font-weight:var(--font-weight-bold);line-height:1.1;margin-bottom:1rem}.hero-title span{color:var(--color-primary)}.hero-subtitle{font-size:1.25rem;color:var(--color-text-secondary);margin-bottom:2.5rem;max-width:600px;margin-left:auto;margin-right:auto}.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.75rem;border-radius:999px;font-weight:500;font-size:.95rem;border:1px solid transparent;cursor:pointer;transition:background-color var(--transition-speed),color var(--transition-speed),border-color var(--transition-speed),transform .15s}.btn-primary{background-color:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn-primary:hover{background-color:var(--color-primary-hover);border-color:var(--color-primary-hover);transform:translateY(-1px)}.btn-secondary{background-color:transparent;color:var(--color-text-secondary);border-color:var(--color-border)}.btn-secondary:hover{color:var(--color-primary);border-color:var(--color-primary);transform:translateY(-1px)}.section{padding:3rem 0}.section-header{margin-bottom:1.5rem}.section-title{font-size:1.5rem;margin-bottom:.5rem}.section-description{color:var(--color-text-secondary)}.contact-section{background:var(--color-surface);border-top:1px solid var(--color-border)}.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:2rem}.contact-item{display:flex;align-items:center;gap:1rem;padding:1.5rem;background:var(--color-background);border:1px solid var(--color-border);border-radius:var(--border-radius);color:var(--color-text-primary);transition:all .3s ease;text-decoration:none}.contact-item:hover{border-color:var(--color-primary);background:#007bff0d;transform:translate(4px)}.contact-item i{font-size:1.25rem;color:var(--color-primary);width:24px}.logo{display:flex;align-items:center;gap:.75rem;text-decoration:none}.logo-icon{height:22px;opacity:.9}.logo-text{font-weight:600;letter-spacing:.3px}.footer{padding:2rem 0;text-align:center;color:var(--color-text-secondary);font-size:.9rem;width:100%;border-top:1px solid var(--color-border);background-color:#121212e6}.footer-socials{margin-bottom:1rem}.footer-socials a{color:var(--color-text-secondary);margin:0 .75rem;font-size:1.5rem;transition:color var(--transition-speed)}.footer-socials a:hover{color:var(--color-primary)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.1rem}}