:root{--bg-base:#121212;--bg-editor:#1e1e1e;--text-primary:#e0e0e0;--accent-primary:#8b3a3a;--accent-secondary:#4a3636;--accent-warning:#dc143c;--bg-tab-inactive:#2a2a2a;--bg-tab-hover:#3a3a3a}body{background-color:var(--bg-base);color:var(--text-primary);flex-direction:column;height:100vh;margin:0;padding:0;font-family:Helvetica Neue,Arial,Hiragino Kaku Gothic ProN,Hiragino Sans,Meiryo,sans-serif;display:flex}#root{flex-direction:column;height:100%;display:flex}*{box-sizing:border-box}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-editor)}::-webkit-scrollbar-thumb{background:var(--accent-secondary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--accent-primary)}