:root{--bg-primary: #0a0a0a;--bg-secondary: #111111;--bg-card: #161616;--border-color: #222222;--accent: #00e5ff;--accent-dim: rgba(0, 229, 255, .15);--accent-glow: rgba(0, 229, 255, .4);--text-primary: #f0f0f0;--text-secondary: #888888;--text-muted: #555555;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2}a{color:var(--accent);text-decoration:none;transition:opacity .2s}a:hover{opacity:.8}::selection{background:var(--accent-dim);color:var(--accent)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}