.chapters{display:flex;gap:12px;list-style:none;padding:0;font-size:14px}.chapters li{flex:1;border-bottom:3px solid #c6cbb6;padding:8px 0}.chapters .current{color:#935623;border-color:#aa7737;font-weight:bold}.sanyu-scene{position:relative;overflow:hidden;isolation:isolate}.landscape{display:block;width:100%;aspect-ratio:3/2;object-fit:cover}.hotspot{position:absolute;z-index:4;background:#fff9e7ed;border:2px dashed #9f793d;color:#31503b;min-height:44px;border-radius:9px;padding:7px 12px;font-size:14px}.pupil{right:5%;top:43%}.teacher{left:5%;top:43%}.window{left:29%;top:19%}.books{left:33%;top:68%;width:34%}.scene-message{position:absolute;bottom:0;left:3%;right:3%;background:#fff9e9ed;padding:8px 12px;font-size:14px;z-index:5;pointer-events:none}.scene-tag{position:absolute;top:3%;left:3%;font-size:14px}.seasons{display:flex;gap:10px;padding:12px;background:#e8eddc}.seasons button{flex:1;border:1px solid #829471;border-radius:5px;background:#fffdf2;color:#345138;min-height:46px;font-size:16px}.seasons button[aria-pressed=true]{background:#345c42;color:white}.choice{background:#fffdf3;border:2px solid #a8bb95;border-radius:6px;padding:12px 16px;color:#31523a;min-height:48px;text-align:left}.spoken{padding:16px;background:#f5edcb;border-left:4px solid #a67a36}.controls{flex-wrap:wrap}.reading .books{animation:page-glow .65s ease-in-out 2}@keyframes page-glow{50%{box-shadow:0 0 0 8px #e6bd5b66;transform:translateY(-4px)}}@media(max-width:540px){.chapters{gap:6px;font-size:13px}.scene-message{font-size:13px;padding:5px 8px}.hotspot{font-size:13px;padding:5px 7px}.pupil{right:2%}.teacher{left:2%}.books{top:65%}.window{top:23%}.seasons{gap:6px}}@media(prefers-reduced-motion:reduce){.reading .books{animation:none}}