:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: #1e293b;--accent: #3b82f6;--accent-hover: #60a5fa;--text-primary: #e2e8f0;--text-secondary: #94a3b8;--text-muted: #64748b;--border-color: #334155;--success: #22c55e;--warning: #eab308;--danger: #ef4444;--planner-color: #3b82f6;--reviewer-color: #22c55e;--worker-color: #f97316}*{margin:0;padding:0;box-sizing:border-box}html,body,#app{height:100%;width:100%;overflow:hidden}body{background-color:var(--bg-primary);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#475569}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--text-secondary)}.empty-state-icon{font-size:48px;margin-bottom:16px;opacity:.4}.empty-state-text{font-size:14px;opacity:.7}