:root{--bg-primary: #0d1117;--bg-surface: #161b22;--bg-surface-alt: #1c2128;--border: #30363d;--text-primary: #e6edf3;--text-secondary: #8b949e;--accent: #58a6ff;--added-bg: rgba(63,185,80,.15);--deleted-bg: rgba(248,81,73,.15);--symbol-internal: #d2a8ff;--symbol-external: #58a6ff;--approve: #3fb950;--revisit: #d29922;--request-change: #f85149}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-primary);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}