*{margin:0;padding:0;box-sizing:border-box}:root{--bg:#f1f5f9;--surface:#fff;--border:#e2e8f0;--text:#0f172a;--muted:#64748b;--accent:#047857;--accent-light:#6EE7B7;--danger:#dc2626;--radius:10px}body{font-family:Plus Jakarta Sans,Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);height:100vh;overflow:hidden;font-size:13px}#root{height:100vh}.app{display:flex;height:100vh}button{font-family:inherit;cursor:pointer;border:none;background:none}input,select,textarea{font-family:inherit;font-size:12px}i{pointer-events:none}.sidebar{width:230px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;transition:width .2s}.sidebar.sidebar-collapsed{width:50px}.sidebar-collapsed .sidebar-brand span,.sidebar-collapsed .sidebar-nav-btn span,.sidebar-collapsed .sidebar-footer-btn span{display:none}.sidebar-collapsed .sidebar-brand{justify-content:center;padding:16px 0}.sidebar-collapsed 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