*{margin:0;padding:0;box-sizing:border-box}:root{--bg: #0d1117;--bg-panel: #161b22;--bg-card: #1c2128;--border: #30363d;--text: #e6edf3;--text-dim: #8b949e;--green: #3fb950;--red: #f85149;--yellow: #d29922;--blue: #58a6ff;--highlight: #ffd60033}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);height:100vh;overflow:hidden}#root{height:100vh;display:flex;flex-direction:column}.header{display:flex;align-items:center;justify-content:space-between;padding:8px 16px;background:var(--bg-panel);border-bottom:1px solid var(--border);flex-shrink:0}.header h1{font-size:16px;font-weight:600}.header .stats{font-size:13px;color:var(--text-dim)}.progress-bar{height:3px;background:var(--border);flex-shrink:0}.progress-fill{height:100%;background:var(--green);transition:width .3s}.main{display:flex;flex:1;overflow:hidden}.sidebar{width:320px;border-right:1px solid 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