:root{--bg-color:#0d0d0d;--text-color:#f0f0f0;--accent-color:#00bfff;--hover-color:#1a8cff;--transition:0.3s ease}body,html{padding:0;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen;background:#0d0d0d;color:#f0f0f0;scroll-behavior:smooth;overflow-x:hidden}a{color:inherit;text-decoration:none}*{box-sizing:border-box}.dark-theme{background-color:#0d0d0d;color:#f0f0f0}.site-header{padding:1rem 2rem;background-color:#111111;border-bottom:1px solid #222;position:-webkit-sticky;position:sticky;top:0;z-index:1000;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 2px 10px rgba(0,0,0,.4);height:7vh}.site-nav{display:flex;gap:2rem;justify-content:center;align-items:center;font-weight:500}.site-nav a{position:relative;color:#f0f0f0;transition:color .3s ease}.site-nav a:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--accent-color);transition:width .3s ease}.site-nav a:hover{color:var(--accent-color)}.site-nav a:hover:after{width:100%}.nav-container{display:flex;justify-content:space-between;align-items:center}.menu-toggle{display:none;font-size:2rem;color:#f0f0f0;background:none;border:none;cursor:pointer}@media (max-width:768px){.menu-toggle{display:block}.site-nav{position:absolute;top:7vh;left:0;right:0;background-color:#111;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem;padding:2rem 0;display:none}.site-nav.open{display:flex}.site-header{padding:.1rem 1rem}}