.geometry-help-open{position:fixed;right:24px;bottom:26px;z-index:5;display:flex;align-items:center;gap:9px;padding:12px 17px;border-radius:28px;background:var(--lime);color:#15251c;box-shadow:0 6px 28px #0006;font-size:14px;font-weight:600}.geometry-help-open>span:first-child{font-size:25px;line-height:1}.geometry-help-dialog{width:min(860px,calc(100vw - 32px));padding:28px;max-height:90vh}.help-header{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:12px}.help-header h2{margin-top:8px}.help-header .circle{flex-shrink:0;width:40px;height:40px;font-size:26px}.help-topic-buttons{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:22px 0}.help-topic-buttons button{border:1px solid #ffffff16;border-radius:10px;background:#ffffff04;text-align:left;padding:10px 13px;font-size:14px;line-height:1.4}.help-topic-buttons button[aria-pressed=true]{border-color:var(--lime);background:#b7f76b15;color:var(--lime)}.help-topic-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.help-topic-heading h3{font-size:19px;font-weight:500;margin:10px 0}.help-diagram{background:#101e26;border-radius:16px;margin:15px 0;padding:10px}.help-diagram svg{display:block;width:100%;max-height:320px}.geometry-help-dialog p{font-size:15px;line-height:1.7}.help-tip{font-size:14px;line-height:1.7;background:#b7f76b0b;border-left:3px solid var(--lime);padding:13px 16px;margin:18px 0}.geometry-help-dialog .help-footnote{font-size:12px;color:var(--muted)}@media(max-width:600px){.geometry-help-open{right:16px;bottom:16px;padding:12px}.help-button-text{display:none}.geometry-help-dialog{padding:18px}.help-topic-buttons{grid-template-columns:1fr}.help-diagram{padding:0}.help-header h2{font-size:19px}}@media print{.geometry-help-open,.geometry-help-dialog{display:none!important}}