:root{--bg-primary: #000000;--bg-secondary: #121212;--text-primary: #f8fafc;--text-secondary: #94a3b8;--accent-blue: #3b82f6;--accent-purple: #8b5cf6;--font-sans: "Inter", system-ui, Avenir, Helvetica, Arial, sans-serif;--font-mono: "Fira Code", "Roboto Mono", monospace;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 2rem;--spacing-xl: 4rem;--container-width: 1200px;--header-height: 80px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-primary);background-image:radial-gradient(circle at 80% 20%,rgba(0,92,240,.35) 0%,transparent 50%),radial-gradient(circle at 20% 80%,rgba(139,92,246,.25) 0%,transparent 50%);background-attachment:fixed;color:var(--text-primary);line-height:1.6;min-height:100vh}h1,h2,h3,h4,h5,h6{line-height:1.2;font-weight:700;color:var(--text-primary)}a{color:var(--accent-blue);text-decoration:none;transition:color .2s}a:hover{color:var(--text-primary)}.container{max-width:var(--container-width);margin:0 auto;padding:0 var(--spacing-md)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-secondary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--accent-blue)}