.book-page{background:#f5f0e7;color:#262326}.book-hero{display:grid;grid-template-columns:minmax(200px,340px) 1fr;gap:8%;align-items:center;padding-top:65px;padding-bottom:65px}.book-cover{width:100%;height:auto;box-shadow:12px 16px 30px #29241d35}.book-page h1{font:clamp(38px,5vw,70px)/1.08 Georgia,serif;margin:20px 0 28px}.book-intro{font-size:21px;line-height:1.6;max-width:670px}.book-hero .button{margin-top:25px;cursor:pointer}.book-reader{background:#dfd6c8;padding:24px 20px 35px;scroll-margin-top:90px}.book-reader[hidden]{display:none}.reader-toolbar{display:flex;gap:10px;align-items:center;justify-content:center;flex-wrap:wrap}.reader-toolbar button,.zoom-toolbar button{border:1px solid #9b8970;background:#fffaf2;padding:12px;cursor:pointer;min-height:44px;color:#262326;font:14px Arial,sans-serif}.reader-toolbar input{width:65px;padding:10px;border:1px solid #9b8970;font-size:16px}.reader-toolbar form{display:flex;gap:7px;align-items:center}.book-reader #book-status{text-align:center;font-size:14px;margin:15px 0}.book-stage{max-width:1040px;margin:auto;min-height:150px;overflow:hidden}.book-sheet{background:#fff;overflow:hidden}.book-sheet img{width:100%;height:100%;object-fit:contain;display:block;user-select:none;-webkit-user-drag:none}.reader-hint{text-align:center;font-size:13px;margin:18px auto 0;max-width:650px}.book-story{padding-top:70px;padding-bottom:70px;max-width:1000px}.book-story h2{font:clamp(30px,4vw,48px)/1.15 Georgia,serif}.book-story p{font-size:18px;line-height:1.7}.book-actions,.book-ecosystem{display:flex;gap:25px;align-items:center;flex-wrap:wrap;margin-top:30px}.book-ecosystem{border-top:1px solid #c9baa2;padding-top:25px}.book-page button:focus-visible,.book-page a:focus-visible{outline:3px solid #8c6545;outline-offset:3px}.book-reader:fullscreen,.book-reader.reader-expanded{overflow:auto;background:#dfd6c8}.book-reader.reader-expanded{position:fixed;inset:0;z-index:1000}.book-reader:fullscreen .book-stage,.book-reader.reader-expanded .book-stage{max-width:min(1040px,110vh)}#book-zoom-dialog{width:95vw;max-width:1400px;height:92vh;padding:0;border:0;background:#e6dfd5}#book-zoom-dialog::backdrop{background:#000b}.zoom-toolbar{display:flex;justify-content:center;align-items:center;gap:15px;padding:10px}.zoom-scroll{overflow:auto;height:calc(100% - 65px);touch-action:pan-x pan-y pinch-zoom}.zoom-scroll img{width:1500px;max-width:none;display:block;margin:auto}@media(max-width:700px){.book-hero{grid-template-columns:1fr;gap:32px;padding-top:35px;padding-bottom:40px}.book-cover{width:190px;margin:auto}.book-page h1{font-size:40px}.book-intro{font-size:18px}.book-reader{padding:20px 10px}.reader-toolbar{gap:7px}.reader-toolbar button{font-size:12px;padding:10px}.reader-toolbar form{font-size:13px}.reader-toolbar label{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.book-story{padding-top:40px;padding-bottom:40px}.book-actions .button{white-space:normal}.zoom-scroll img{width:1100px}}