:root{--bg-primary:#1e1e1e;--bg-secondary:#252525;--bg-elevated:#2d2d2d;--text-primary:#ccc;--text-secondary:#9d9d9d;--text-tertiary:#666;--accent-primary:#007acc;--accent-hover:#005a9e;--accent-light:rgba(0,122,204,.1);--success:#89d185;--danger:#f48771;--warning:#dcdcaa;--border:#3e3e42;--border-light:rgba(62,62,66,.5);--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px;--spacing-2xl:48px;--spacing-3xl:64px;--radius-sm:4px;--radius-md:6px;--radius-lg:8px;--radius-xl:12px;--font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-mono:"SF Mono","Monaco","Courier New",monospace}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;padding:0;background:linear-gradient(135deg,var(--bg-primary) 0,var(--bg-elevated) 100%);color:var(--text-primary);font-family:var(--font-family);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-md)}::-webkit-scrollbar-thumb:hover{background:var(--border-light)}a{color:var(--accent-primary);text-decoration:none;transition:color .2s ease}a:hover{color:var(--accent-hover)}h1,h2,h3,h4,h5,h6{line-height:1.2;font-weight:600}::selection{background:var(--accent-primary);color:#fff}:focus-visible{outline:2px solid var(--accent-primary);outline-offset:2px}button:focus-visible{outline-offset:4px}