/* V4 application/component drafts only. Approved cooling and overview unaffected. */
.zr-app-v4 .zr-v4-flow{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));max-width:900px}
.zr-app-v4 .zr-v4-flow .zr-system-node>img{max-height:150px}
.zr-app-v4 .zr-more-parts{margin-top:32px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:8px 0}
.zr-app-v4 .zr-more-parts summary{font-size:18px;font-weight:600;cursor:pointer;padding:18px 0;line-height:1.5}
.zr-app-v4 .zr-more-parts summary span{display:inline-block;color:var(--muted);font-size:12px;font-weight:400;margin-left:16px}
.zr-app-v4 .zr-more-parts>p{font-size:14px;color:var(--muted)}
.zr-app-v4 .zr-component-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;padding:0 0 24px}
.zr-app-v4 .zr-component-grid>a{display:flex;align-items:center;gap:14px;text-decoration:none;border:1px solid var(--line);padding:10px;background:#fff;color:var(--ink)}
.zr-app-v4 .zr-component-grid img{width:90px;height:90px;object-fit:contain;flex-shrink:0}
.zr-app-v4 .zr-component-grid strong{display:block;font-size:14px;line-height:1.45}
.zr-app-v4 .zr-component-grid small{display:block;font-size:11px;color:#a4484d;margin-top:8px}
.zr-app-v4 .zr-component-grid a:hover{border-color:var(--accent)}
.zr-app-v4 .zr-component-figure{margin:0}
.zr-app-v4 .zr-component-figure>img{display:block;width:100%;max-height:460px;object-fit:contain;background:#f6f3ef}
.zr-app-v4 .zr-component-figure>figcaption{font-size:11px;line-height:1.6;color:var(--muted);margin-top:12px}
.zr-app-v4 .zr-related-apps{margin-top:24px}
.zr-app-v4 .zr-related-apps h2{font-size:20px;margin:0 0 12px}
.zr-app-v4 .zr-related-apps a{display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:1px solid var(--line);font-size:14px;min-height:44px;padding:10px 0;text-decoration:none}
.zr-app-v4 .zr-related-apps a:hover{text-decoration:underline}
.zr-app-v4 .zr-custom-checklist{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:12px 0 36px}
.zr-app-v4 .zr-custom-checklist article{border:1px solid var(--line);padding:26px}
.zr-app-v4 .zr-custom-checklist h2{font-size:23px;margin:14px 0}
.zr-app-v4 .zr-custom-checklist p,.zr-app-v4 .zr-custom-checklist li{font-size:14px;line-height:1.7;color:var(--muted)}
.zr-app-v4 .zr-custom-checklist ul{padding-left:18px}.zr-app-v4 .zr-custom-checklist li+li{margin-top:8px}
.zr-app-v4 .zr-marine-crumbs{flex-wrap:wrap}
.zr-app-v4 .zr-part-picker button,.zr-app-v4 .zr-equipment-tabs button{white-space:normal;min-width:0}
.zr-app-v4 .zr-picker-copy{min-width:0;overflow-wrap:break-word}
.zr-app-v4 .zr-equipment-tabs button{line-height:1.5}
@media(max-width:1024px){.zr-app-v4 .zr-component-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.zr-app-v4 .zr-custom-checklist{grid-template-columns:1fr}.zr-component-page .zr-equipment-visual{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center}.zr-component-page .zr-related-apps{margin:0}}
@media(max-width:650px){.zr-app-v4 .zr-component-grid{grid-template-columns:1fr;gap:10px}.zr-app-v4 .zr-component-grid img{width:80px;height:80px}.zr-app-v4 .zr-more-parts summary{font-size:16px}.zr-app-v4 .zr-more-parts summary span{display:block;margin:4px 0 0}.zr-component-page .zr-equipment-visual{display:block}.zr-component-page .zr-related-apps{margin-top:24px}.zr-app-v4 .zr-equipment-tabs button{overflow-wrap:break-word}.zr-app-v4 .zr-custom-checklist article{padding:22px}}
@media(max-width:650px){.zr-app-v4 #view-shaft .zr-hotspot[data-part=P21]{top:68%}.zr-app-v4 #view-shaft .zr-hotspot[data-part=P21]:after{content:"";position:absolute;bottom:100%;left:50%;height:25px;border-left:1px solid #a4484d}.zr-app-v4 #view-shaft .zr-hotspot[data-part=P24]{left:92.5%}}