.fold-guide{height:100%;min-height:0;display:flex;flex-direction:column;color:#292e32;background:#f8f7f3;overflow:hidden;font-family:Public Sans,sans-serif}.fold-guide button,.fold-guide select,.fold-guide input{font:inherit}.fold-guide button{min-height:40px;padding:8px 12px;border-radius:5px;cursor:pointer}.fold-guide button:disabled{opacity:.4;cursor:not-allowed}.fold-guide button:focus-visible,.fold-guide input:focus-visible,.fold-guide select:focus-visible{outline:2px solid #2563eb;outline-offset:3px}.fold-leaf-nav{flex-shrink:0;display:flex;align-items:center;gap:10px;padding:12px 18px;border-bottom:1px solid #e3e0d8;background:#fffdf9}.fold-leaf-nav>div{min-width:128px}.fold-leaf-nav strong{font-size:15px;display:block}.fold-leaf-nav span{font-size:11px;color:#73766e;display:block;margin-top:2px}.fold-leaf-nav input{flex:1;min-width:40px;accent-color:#2563eb}.fold-leaf-nav button{border:1px solid #ddd9d0;font-size:13px}.fold-lesson{flex:1;min-height:0;display:flex;flex-direction:column}.fold-lesson-content{flex:1;min-height:0;display:flex;flex-direction:column;overflow-y:auto}.fold-action-heading{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:18px 22px 0}.fold-eyebrow{margin:0 0 4px;font-size:10px;letter-spacing:.12em;color:#767a73}.fold-action-heading h3{margin:0;font-size:19px;font-weight:600;line-height:1.25}.fold-camera{display:flex;gap:2px;flex-shrink:0}.fold-camera button{font-size:11px;padding:6px 8px;color:#777b74}.fold-camera button[aria-pressed=true]{color:#1d4ed8;background:#eaf0fc}.fold-stage{position:relative;flex:1;min-height:210px}.fold-scene-viewport{position:absolute;inset:0}.fold-scene{width:100%;height:100%;display:block}.fold-guide-simple .fold-stage{flex:0 0 max(320px,calc(100svh - 280px));min-height:320px}.fold-guide-simple .fold-scene-viewport{inset:52px 0 64px}.fold-scene-header{position:absolute;top:12px;left:14px;right:14px;display:flex;align-items:center;justify-content:flex-end;gap:8px}.fold-scene-options{display:flex;align-items:center;gap:4px;font-size:11px}.fold-guide-simple .fold-action-nav{position:absolute;bottom:12px;left:14px;right:14px;padding:0;border:0;background:transparent}.fold-instructions{flex-shrink:0;padding:15px 22px 18px;background:#fffdf9;border-top:1px solid #e3e0d8}.fold-instructions>p{margin:0 0 14px;line-height:1.6;font-size:13px}.fold-warning{color:#9c4220}.fold-dimensions{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12px;color:#686e68}.fold-dimensions strong{color:#1d4ed8;font-variant-numeric:tabular-nums}.fold-dimensions label{display:flex;align-items:center;gap:6px}.fold-dimensions select{border:1px solid #dedbd3;border-radius:4px;padding:4px;background:transparent}.fold-action-next{display:flex;align-items:center;gap:8px;white-space:nowrap}.fold-guide .fold-play{color:#1d4ed8;border:1px solid #cad8f6}.fold-action-nav{flex-shrink:0;padding:14px 22px;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:8px;font-size:12px;background:#fffdf9;border-bottom:1px solid #e3e0d8}.fold-action-next{justify-self:end}.fold-guide .fold-previous{justify-self:start;width:44px;height:44px;padding:0;display:grid;place-items:center}.fold-page-jump{position:relative}.fold-guide .fold-page-button{width:84px;height:44px;padding:4px;line-height:1.25}.fold-page-button strong{display:block;font-size:12px}.fold-page-button span{display:block;font-size:10px;color:#73766e}.fold-jump-form{position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%);width:min(260px,calc(100vw - 56px));padding:14px;border:1px solid #ddd9d0;border-radius:8px;background:#fffdf9;box-shadow:0 6px 24px #292e3220;z-index:3}.fold-guide:not(.fold-guide-simple) .fold-jump-form{top:calc(100% + 8px);bottom:auto}.fold-jump-form label{display:flex;align-items:center;gap:10px}.fold-jump-form input{width:100%;min-width:0;border:1px solid #ddd9d0;border-radius:4px;padding:8px}.fold-jump-form p{margin:10px 0;font-size:11px}.fold-jump-form [role=alert]{color:#9c4220}.fold-jump-form>div{display:flex;justify-content:flex-end;gap:8px}.fold-action-nav>button{white-space:nowrap}.fold-action-nav>button:first-child{color:#62685f}.fold-guide .fold-primary{background:#2563eb;color:#fff}.fold-action-next>button{width:44px;height:44px;padding:0;display:grid;place-items:center}@media(max-width:600px){.fold-leaf-nav{padding:10px 12px;gap:7px;flex-wrap:wrap}.fold-leaf-nav input{width:100%;flex-basis:100%;order:1;height:20px}.fold-leaf-nav .fold-pdf{margin-left:auto}.fold-action-heading{padding:14px 14px 0}.fold-action-heading h3{font-size:17px}.fold-stage{min-height:210px;height:240px;flex:0 0 240px}.fold-instructions{padding:12px 14px 16px}.fold-action-nav{padding:12px 14px}}@media(prefers-reduced-motion:reduce){.fold-guide *{scroll-behavior:auto}}