.cb-shell{max-width:1100px;margin:auto;padding:2rem 1rem}.cb-tool{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:1rem}.cb-panel{border:1px solid #d8dee6;border-radius:14px;padding:1rem;min-width:0}.cb-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.9rem}.cb-grid label{display:grid;gap:.35rem;font-weight:650}.cb-grid input,.cb-grid select{width:100%;box-sizing:border-box;padding:.7rem}.cb-actions{display:flex;flex-wrap:wrap;gap:.65rem;margin-top:1rem}.cb-error{color:#a21d22;min-height:1.5rem}.cb-output{overflow-wrap:anywhere}.cb-output strong{font-size:1.25rem}.cb-note{background:#f5f7fa;padding:1rem;border-radius:12px}.cb-method{margin-top:2rem}.cb-method section{margin:1.5rem 0}@media(max-width:720px){.cb-tool{grid-template-columns:1fr}.cb-grid{grid-template-columns:1fr}}