:root{--background:#fff;--foreground:#111;--muted:#6b7280;--border:#e5e7eb;--surface:#f8f9fb;--max-width:1120px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--background);color:var(--foreground);margin:0;font-family:Arial,Helvetica,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.site-shell{flex-direction:column;min-height:100vh;display:flex}.site-main{flex:1}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding-left:24px;padding-right:24px}.site-header{z-index:10;border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffffffeb;position:sticky;top:0}.site-header__inner{justify-content:space-between;align-items:center;gap:24px;min-height:72px;display:flex}.site-logo{letter-spacing:.02em;font-size:1rem;font-weight:700}.site-nav{align-items:center;gap:24px;margin:0;padding:0;list-style:none;display:flex}.site-nav__link{color:var(--muted);transition:color .2s}.site-nav__link:hover{color:var(--foreground)}.site-footer{border-top:1px solid var(--border)}.site-footer__inner{color:var(--muted);padding-top:24px;padding-bottom:24px;font-size:.95rem}.page-section{padding-top:64px;padding-bottom:64px}.page-section h1{margin-top:0;margin-bottom:16px;font-size:2.5rem;line-height:1.1}.page-section p{max-width:720px;color:var(--muted);margin-top:0;margin-bottom:16px}.projects-list{margin:24px 0 0;padding-left:20px}@media (max-width:768px){.site-header__inner{min-height:64px}.site-nav{gap:16px}.page-section{padding-top:48px;padding-bottom:48px}.page-section h1{font-size:2rem}}