/* Shared structural contract: short top TOC, centered prose, independent tools. */
.guide-layout .toc{position:static;max-height:none}.guide-layout .prose{width:100%;min-width:0;max-width:760px;margin-inline:auto}.guide-layout .tool{width:100%;max-width:1040px;margin-inline:auto}.guide-layout .table-wrap{overflow-x:auto}