*{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary:#f5f5f5;--bg-secondary:#fff;--text-primary:#333;--text-secondary:#666;--text-tertiary:#999;--border-color:#ddd;--shadow:rgba(0,0,0,.1);--card-bg:#fff;--input-bg:#fff;--input-border:#ddd;--link-color:#007bff;--complaint-info-bg:#fff3cd;--complaint-info-border:#ffc107;--complaint-info-text:#856404}.dark-theme{--bg-primary:#1a1a1a;--bg-secondary:#2d2d2d;--text-primary:#e0e0e0;--text-secondary:#b0b0b0;--text-tertiary:grey;--border-color:#404040;--shadow:rgba(0,0,0,.3);--card-bg:#2d2d2d;--input-bg:#1a1a1a;--input-border:#404040;--link-color:#4da6ff;--complaint-info-bg:#3d3520;--complaint-info-border:#665a20;--complaint-info-text:#e0d090}body{background:var(--bg-primary);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;transition:background-color .3s ease,color .3s ease}.container{margin:0 auto;max-width:1200px;padding:20px}.btn{background:#007bff;border:none;border-radius:4px;color:#fff;cursor:pointer;display:inline-block;font-size:16px;padding:10px 20px;text-decoration:none}.btn:hover{background:#0056b3}.btn-secondary{background:#6c757d}.btn-secondary:hover{background:#5a6268}.form-group{margin-bottom:15px}.form-group label{color:var(--text-primary);display:block;font-weight:600;margin-bottom:5px}.form-group input,.form-group select,.form-group textarea{background:var(--input-bg);border:1px solid var(--input-border);border-radius:4px;color:var(--text-primary);font-size:14px;padding:10px;transition:background-color .3s ease,border-color .3s ease;width:100%}.form-group textarea{font-family:monospace;min-height:200px}.error{color:#dc3545}.error,.success{font-size:14px;margin-top:5px}.success{color:#28a745}.card{border-radius:8px;box-shadow:0 2px 4px var(--shadow);margin-bottom:20px;padding:20px;transition:background-color .3s ease,box-shadow .3s ease}.card,.markmap-container{background:var(--card-bg)}.markmap-container{border:1px solid var(--border-color);border-radius:4px;height:600px;transition:border-color .3s ease,background-color .3s ease;width:100%}