/* R6.4.9: instrument first, optional tools explained, guided studies below. */
.hc-room .hc-title-row{flex-wrap:wrap;gap:18px}.hc-room .hc-mode-tabs{flex-wrap:wrap;gap:6px}.hc-room .hc-mode-tabs button,.hc-room .hc-theory-toggle{font-size:14px;line-height:1.4;letter-spacing:.02em;min-height:44px;padding:10px 14px;white-space:normal}.hc-study-jump{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:18px 0;font-size:15px}.hc-study-jump a{color:#e9d18c;border:1px solid #685b37;border-radius:8px;padding:10px 15px;text-decoration:none}.hc-study-jump span{color:#b3bbc1}.hc-tools-help{max-width:880px;margin:15px 0;color:#b9c6d0;font-size:16px;line-height:1.65}.hc-tools-help summary{cursor:pointer;min-height:44px;display:flex;align-items:center;color:#d4e1ec}.hc-tools-help summary:before{content:'+';margin-right:10px}.hc-tools-help[open] summary:before{content:'−'}.hc-tools-help b{color:#f0e9d8}.hc-room #guidedStudies{scroll-margin-top:100px;margin-top:38px}.hc-room .hc-map-studies-head h2{font-size:24px;line-height:1.3}.hc-room .hc-map-studies-head p,.hc-room .hc-study-brief-copy p,.hc-room #studyViewText,.hc-room #studyLoadHelp{font-size:16px;line-height:1.6}.hc-room .hc-study small,.hc-room .hc-study-state,.hc-room .hc-study-status,.hc-room .hc-study-selection-status,.hc-room #studySelectionStatus,.hc-room .hc-study-view-tabs button,.hc-room #studyBoundary{font-size:14px;line-height:1.5;letter-spacing:.02em}.hc-room .hc-study strong{font-size:16px}.hc-room .hc-study span:first-child,.hc-room .hc-study-view-meta,.hc-room .hc-study-view-meta span{font-size:13px;line-height:1.5}.hc-room .hc-study-brief-copy strong,.hc-room #studyViewTitle{font-size:19px}.hc-room .hc-study-load{font-size:16px;min-height:48px}.hc-room .hc-study-activation{padding:16px}.hc-room #guidedStudies a:focus-visible,.hc-study-jump a:focus-visible{outline:2px solid #e9d18c;outline-offset:3px}@media(max-width:700px){.hc-room .hc-mode-tabs{display:grid;grid-template-columns:1fr 1fr;width:100%}.hc-room .hc-title-row{align-items:flex-start}.hc-room .hc-theory-toggle{margin-left:0}.hc-room .hc-map-studies-head{display:block}.hc-room .hc-map-studies-head h2{font-size:22px}.hc-room .hc-study-grid{grid-template-columns:1fr 1fr}}@media(max-width:440px){.hc-room .hc-study-grid{grid-template-columns:1fr}}

#hcInstrument{scroll-margin-top:90px}.hc-return-instrument{display:inline-block;padding:10px 0;margin-bottom:12px;color:#e9d18c;font-size:16px}

/* Optional references within the selected study. */
.hc-study-reading{margin:16px 0;padding:16px;border:1px solid #394b57;border-radius:12px;background:#0b1015}.hc-study-reading[hidden]{display:none!important}.hc-study-reading a{display:inline-block;min-height:44px;padding:8px 0;color:#c2dcf2;font-size:17px;line-height:1.5;text-decoration:underline;text-underline-offset:4px}.hc-study-reading a:focus-visible{outline:2px solid #e9d18c;outline-offset:4px}.hc-study-reading p{font-size:15px;line-height:1.6;color:#bdc7cf;margin:4px 0 10px}.hc-study-reading span{font-size:13px;color:#aab5be}

/* R29 refinement — selected-world meaning, deliberately one compact line block. */
.hc-world-meaning{margin:.55rem 0 .85rem;max-width:54ch;color:#b8c3c8;font-size:13px;line-height:1.5;letter-spacing:.005em}.hc-world-meaning:empty{display:none}@media(max-width:720px){.hc-world-meaning{max-width:none}}