:root{--max-w: 1200px;--space-xs: .5rem;--space-sm: .75rem;--space-md: 1.25rem;--space-lg: 2rem;--space-xl: 3rem;--black: #000;--white: #fff;--border: #111}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial;color:var(--black);background:var(--white);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.nav{position:sticky;top:0;z-index:120;background:var(--white);border-bottom:1px solid var(--border)}.nav-inner{max-width:var(--max-w);margin:0 auto;padding:var(--space-sm) var(--space-md);display:flex;align-items:center;justify-content:space-between;gap:var(--space-md);position:relative}.brand{display:flex;align-items:center;gap:var(--space-sm)}.brand-icon{width:42px;height:42px;border-radius:8px;border:1px solid var(--border);object-fit:cover}.brand-name{margin:0;font-size:1.1rem;font-weight:700}.nav-toggle{display:none;background:transparent;border:none;padding:6px;cursor:pointer}.nav-toggle span{display:block;width:22px;height:2px;background:var(--black);margin:4px 0;transition:transform .2s ease,opacity .2s ease}.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}.nav-toggle.open span:nth-child(2){opacity:0}.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}.nav-menu{list-style:none;display:flex;gap:var(--space-md);margin:0;padding:0;align-items:center}.nav-link{background:none;border:none;cursor:pointer;font-weight:600;font-size:.95rem;color:var(--black);padding-bottom:2px;border-bottom:2px solid transparent;text-transform:capitalize}.nav-link.active{border-bottom-color:var(--black)}.hero{padding-top:4rem}.hero-title{font-size:2.4rem;font-weight:800;line-height:1.2;margin-bottom:1rem}.hero-subtitle{max-width:680px;font-size:1.05rem;opacity:.9}.container{max-width:var(--max-w);margin:0 auto;padding:var(--space-lg) var(--space-md)}.section{padding:var(--space-xl) 0}.section-header h2{margin:0 0 var(--space-lg) 0;font-size:2rem;font-weight:700;display:inline-block;border-bottom:2px solid var(--black);padding-bottom:.35rem}.about-content{display:grid;grid-template-columns:1fr 200px;gap:var(--space-lg);align-items:center}.about-text{min-width:240px}.lead{font-size:1.15rem;margin:0 0 var(--space-sm) 0}.about-avatar{width:200px}.avatar{width:100%;border-radius:10px;border:1px solid var(--border);display:block}.card,.skill,.contact-card{border:1px solid var(--border);background:var(--white)}.project-links{display:flex;gap:.75rem;margin-top:1rem;align-items:center}.project-link{display:inline-flex;align-items:center;gap:.35rem;font-size:.9rem;font-weight:600;text-decoration:none;color:#000;border:1px solid #000;padding:.3rem .6rem;border-radius:6px;transition:background .15s ease,opacity .15s ease}.project-link:hover{background:#f5f5f5;opacity:.85}.project-link svg{width:14px;height:14px}.link-label{line-height:1}.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:var(--space-md)}.card{display:flex;flex-direction:column;border-radius:8px;padding:var(--space-md);transition:transform .2s ease,box-shadow .2s ease}.card:hover{transform:translateY(-4px);box-shadow:0 8px 16px #0000000f}.card h3{margin:0 0 var(--space-xs) 0;font-size:1.125rem}.muted{margin-bottom:var(--space-sm);opacity:.9}.tags{display:flex;flex-wrap:wrap;gap:var(--space-xs)}.tag{border:1px solid var(--black);padding:.25rem .6rem;font-size:.85rem;border-radius:6px}.project-points{padding-left:1rem;margin:0 0 .75rem;font-size:.95rem}.project-points li{margin-bottom:.35rem}.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:var(--space-sm)}.skill{padding:var(--space-sm);text-align:center;font-weight:600;transition:transform .15s ease,background .15s ease}.skill:hover{transform:translateY(-2px);background:#f5f5f5}.contact-links{display:flex;align-items:center;gap:1rem;margin-top:.75rem;flex-wrap:wrap}.contact-links a{color:#000;text-decoration:none;display:inline-flex;align-items:center;gap:.5rem;font-size:1.1rem}.contact-links a svg{width:20px;height:20px}.contact-email{border-bottom:1px solid #000;padding-bottom:2px}.contact-links a:hover{opacity:.7}.footer{border-top:1px solid var(--border);padding:var(--space-md);text-align:center;font-size:.9rem}@media(max-width:820px){.section-header h2{font-size:1.6rem}}@media(max-width:720px){.nav-toggle{display:block}.nav-menu{position:absolute;top:100%;right:0;width:220px;flex-direction:column;background:var(--white);border-left:1px solid var(--border);border-bottom:1px solid var(--border);padding:var(--space-sm);display:none;gap:var(--space-sm)}.nav-menu.open{display:flex}.nav-link{width:100%;text-align:left;padding:.5rem 0}.about-content{grid-template-columns:1fr}.about-avatar{margin:0 auto;width:160px}.container{padding:var(--space-md)}}