*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;width:100%;font-family:Palatino,serif;font-size:16px;line-height:1.5;overflow-x:hidden}body{background-color:var(--background-color, #f7f4ef);color:var(--text-color, black);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;padding-bottom:6vh}#root{min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{margin:.5em 0}p{margin-bottom:1em}:focus{outline:2px solid var(--button1-color, #ef9f00);outline-offset:2px}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background-color:#0003;border-radius:4px}::-webkit-scrollbar-thumb:hover{background-color:#0000004d}@media (max-width: 768px){html{font-size:14px}}.book-container{display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-start;width:100%;height:100%;padding:2vh 0;transform:scale(.9);transform-origin:top center}.book-container{position:relative;--bm-bg: #f8f9fa;--bm-bg-alt: #ffffff;--bm-text: #2d3748;--bm-muted: #718096;--bm-accent-pos: #10b981;--bm-accent-neg: #f59e0b;--bm-paper: #ffffff;--bm-paper-edge: rgba(0,0,0,.08)}.book-container.bm-positive{--page-color: var(--bm-paper);--text-color: var(--bm-text);--button1-color: color-mix(in oklab, var(--bm-accent-pos) 40%, #1a1f29);--button1-text-color: #061311;--button2-color: color-mix(in oklab, var(--bm-accent-pos) 25%, #0e131b)}.book-container.bm-negative{--page-color: var(--bm-paper);--text-color: var(--bm-text);--button1-color: color-mix(in oklab, var(--bm-accent-neg) 40%, #1a1f29);--button1-text-color: #15040a;--button2-color: color-mix(in oklab, var(--bm-accent-neg) 25%, #0e131b)}.book-container.bm-positive:before,.book-container.bm-negative:before{content:"";position:absolute;top:0;right:0;bottom:30%;left:0;pointer-events:none;background:radial-gradient(1200px 600px at 60% -10%,color-mix(in oklab,var(--bm-accent-pos) 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auto;perspective:2000px;display:flex;justify-content:center;transform-style:preserve-3d;background:linear-gradient(165deg,var(--bm-bg-alt),var(--bm-bg));border-radius:16px;box-shadow:0 10px 30px #00000059,inset 0 0 0 1px var(--bm-paper-edge)}.page{position:absolute;width:100%;height:100%;display:flex;transform-style:preserve-3d;transition:opacity .5s ease}.page.visible{opacity:1}.cover-front{flex:1;width:100%;height:100%;overflow:hidden;border-radius:0 15px 15px 0}.cover-image{width:100%;height:100%;object-fit:cover;display:block}.content-container{width:100%;height:100%;padding:30px;box-sizing:border-box;display:flex;flex-direction:column;font-size:1rem;color:var(--text-color)}.input-container{margin-top:20px;width:100%}.image-container{width:100%;height:100%;display:flex;justify-content:center;align-items:center}.page-image{width:100%;height:100%;object-fit:stretch;border:2px solid 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30px;font-size:1.2rem;font-weight:700;color:var(--text-color, black)}.help-wrapper{position:relative;margin:0 14px}.help-trigger{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;width:36px;height:36px;border-radius:50%;background:var(--button1-color, #2a2f3a);color:var(--button1-text-color, #e8eaef);font-weight:800;font-size:18px;cursor:help;box-shadow:0 2px 5px #00000040,0 0 0 1px #ffffff0f inset,0 10px 18px -6px #00000059}.help-wrapper:hover .instructions-box,.help-trigger:focus+.instructions-box,.help-trigger:active+.instructions-box{opacity:1;visibility:visible;transform:translate(-50%) translateY(-2px);pointer-events:auto}.progress{width:50%;height:8px;background:#ffffff14;border-radius:4px;overflow:hidden;margin:12px auto 0;box-shadow:inset 0 0 0 1px #a4a0a0b7}.progress__fill{height:100%;background:linear-gradient(90deg,color-mix(in oklab,var(--bm-accent-pos, #898989) 55%,#303030),color-mix(in oklab,var(--bm-accent-neg, #3a1b21) 45%,#2f5f9a));transition:width .3s ease}.progress__text{position:absolute;width:100%;text-align:center;font-size:1rem;color:var(--text-color, #e8eaef);margin-top:2px;font-weight:600;left:50%;transform:translate(-50%)}@media (max-width: 768px){.book{height:60vh}.content-container,.image-container{padding:15px}.page-content{font-size:1rem}.navigation-button{width:40px;height:40px;font-size:1.2rem}.page-indicator{font-size:1rem}}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:4000}.modal-card{width:min(520px,92vw);background:var(--bm-bg, #0e0f12);color:var(--bm-text, #e8eaef);border-radius:14px;padding:20px 22px;box-shadow:0 20px 60px #00000073,inset 0 0 0 1px #ffffff0f}.modal-card h3{margin:0 0 6px;font-size:1.25rem}.modal-card p{margin:0 0 16px;color:var(--bm-muted, #9aa2b1)}.modal-actions{display:flex;gap:10px;justify-content:flex-end}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;border-radius:10px;padding:10px 14px;font-weight:600;cursor:pointer}.btn.primary{background:var(--bm-accent-pos, #76ffe0);color:#021412}.btn.ghost{background:transparent;color:var(--bm-text, #e8eaef);box-shadow:inset 0 0 0 1px #ffffff26}@media (max-width: 1440px),(max-height: 900px){.book-container{transform:scale(.88);transform-origin:top center}}@media (max-width: 1280px),(max-height: 820px){.book-container{transform:scale(.84);transform-origin:top center}}@media (max-width: 1120px),(max-height: 760px){.book-container{transform:scale(.8);transform-origin:top center}}.input-box{position:relative;width:100%;font-family:inherit;transition:opacity 4s ease}.input-wrapper{display:flex;border-radius:6px;overflow:hidden;border:1px solid rgba(0,0,0,.1);background-color:#fff}.input-textarea{flex:1;padding:12px;min-height:100px;font-family:inherit;font-size:1.2rem;border:none;resize:none;outline:none;background-color:transparent}.submit-button{display:flex;align-items:center;justify-content:center;width:40px;background-color:#e2e8f0;border:none;color:#a0aec0;cursor:not-allowed;transition:all .2s ease}.submit-button.ready{background-color:var(--button1-color, #ef9f00);color:#fff;cursor:pointer}.submit-button.ready:hover{background-color:var(--button2-color, #9d6800)}.submit-button .arrow{font-size:1.5rem;transition:transform .2s ease}.input-progress-container{position:relative;height:2px;width:100%;margin-top:4px;background-color:#e2e8f0;border-radius:2px}.input-progress-bar{position:absolute;top:0;left:0;height:100%;background-color:var(--button1-color, #ef9f00);border-radius:2px;transition:width .3s ease,opacity .3s ease}.input-counter{position:absolute;right:0;top:6px;font-size:.85rem;color:#718096;text-align:right}.input-box.disabled{opacity:0;pointer-events:none;transition:opacity 2s ease}@keyframes flash{0%{box-shadow:0 0 #4299e100}50%{box-shadow:0 0 0 4px #4299e180}to{box-shadow:0 0 #4299e100}}.input-box.flash .input-wrapper{animation:flash .5s ease-out}@media (max-width: 600px){.input-textarea{padding:12px;font-size:.9rem}.submit-button{width:40px}.input-counter{font-size:.7rem}}.page-container{perspective:1000px}.flip-animation{transform:rotateY(-180deg);transition:transform .9s ease;transform-style:preserve-3d}.backface-hidden{backface-visibility:hidden}.rotate-y-180{transform:rotateY(-180deg)}.page{position:absolute;top:0;left:0;width:100%;height:100%;transform-origin:left center;transition:transform .9s cubic-bezier(.4,0,.2,1);transform-style:preserve-3d;pointer-events:none}.page.input-enabled{pointer-events:auto}.page.flipped{transform:rotateY(-180deg);z-index:0}.page.flipping-forward{transform:rotateY(-180deg);transition:transform .9s cubic-bezier(.4,0,.2,1);z-index:2000;pointer-events:none}.page.flipping-backward{transform:rotateY(0);transition:transform .9s cubic-bezier(.4,0,.2,1);z-index:2000;pointer-events:none}.page.active{pointer-events:auto;box-shadow:0 5px 25px #00000026;z-index:1000}.page.active:hover{box-shadow:0 8px 35px #0000001a;transition:box-shadow .3s ease}.page-front,.page-back{position:absolute;top:0;left:0;width:100%;height:100%;box-sizing:border-box;backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow:hidden;background-color:var(--page-color, antiquewhite);display:flex;flex-direction:column}.page-front{padding:40px;overflow:auto}.cover-front{padding:0}.page-front{border-radius:0 10px 10px 0;box-shadow:2px 0 5px #0000001a;transform:rotateY(0)}.page-back{border-radius:0 0 0 10px;box-shadow:-2px 0 5px #0000001a;transform:rotateY(-180deg);padding:40px}.page.input-enabled .page-back,.page.input-enabled .page-front{pointer-events:auto}.page-content{flex:1;font-size:1.3rem;line-height:1.6;overflow:auto;text-align:justify;padding-bottom:0rem;white-space:pre-wrap;overflow-wrap:break-word;word-wrap:break-word}.ai-word{font-weight:600}.page-empty{color:#999;font-style:italic;text-align:center;margin-top:40%}.page-back-content{font-style:italic;width:100%;height:100%;position:relative}.cover-image{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;border:none;border-radius:0}.page-back-image-container{display:flex;justify-content:center;align-items:center;position:absolute;top:0;left:0;width:100%;height:100%;margin:0;padding:0}.page-back-image{width:100%;height:100%;object-fit:stretch;border:2px solid black;border-radius:4px;box-shadow:none}.page-back-image-appearance{opacity:0;transform:scale(.95);transition:opacity .5s ease,transform .5s ease}.page-number{position:absolute;bottom:10px;right:20px;font-size:.9rem;color:#666;z-index:10}.ai-text{font-weight:700}.back-number{right:auto;left:20px;color:#fffc;text-shadow:0 0 3px rgba(0,0,0,.7)}@media (max-width: 768px){.page-front,.page-back{padding:20px}.page-content,.page-back-content{font-size:1rem}.page-back-image{max-height:30vh}}.word{opacity:0;transition:opacity .5s ease-in}.word.visible{opacity:1}.instructions-box{position:absolute;left:50%;bottom:calc(100% + 10px);transform:translate(-50%);width:min(990px,64vw);max-width:460px;background:linear-gradient(165deg,var(--bm-bg-alt, #d7d8da),var(--bm-bg, #6df0d2, #dbdcde));color:var(--bm-text, #e8eaef);border-radius:12px;padding:16px 18px;box-shadow:0 10px 30px #00000059,inset 0 0 0 1px var(--bm-paper-edge, rgba(255, 255, 255, .06));z-index:2000;visibility:visible;pointer-events:auto;transition:opacity .18s ease,transform .18s ease,visibility .18s ease;opacity:1}.instructions-close-button{position:absolute;top:8px;right:10px;background:transparent;border:none;color:var(--bm-text, #e8eaef);font-size:1.6rem;cursor:pointer;padding:0;line-height:1}.instructions-title{margin:0 0 12px;font-size:1.5rem;font-weight:600;color:var(--bm-accent-pos, #6df0d2)}.instructions-text{margin:0;font-size:1.2rem;line-height:1.5;color:var(--bm-text, #0c0c0c)}.instructions-text br{display:block;margin:6px;line-height:1.5}.instructions-box.is-hidden{opacity:0;visibility:hidden;pointer-events:none;transform:translate(-50%) translateY(4px)}@media (max-width: 1200px){.instructions-box{max-width:80vw;width:clamp(220px,70vw,320px)}}.login-root{position:relative;min-height:100vh;overflow:hidden;background:linear-gradient(180deg,#eaeaea,#fafafa 40%,#faebd7);color:#2c2c3e}.neural-bg{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;opacity:.4}.login-overlay{position:relative;z-index:1;display:grid;place-items:center;min-height:100vh;padding:24px}.login-card{width:min(860px,92vw);background:#f7e7d2d9;border:1px solid rgba(200,200,220,.3);border-radius:16px;padding:28px 28px 22px;-webkit-backdrop-filter:blur(8px) saturate(100%);backdrop-filter:blur(8px) saturate(100%);box-shadow:0 8px 32px #00000014,inset 0 0 20px #ffffff80}.login-card h1{margin:0 0 12px;font-size:28px;letter-spacing:.5px;color:#1a1a2e}.lead{opacity:.85;line-height:1.6;color:#3a3a4e}.hint{opacity:.7;font-style:italic;color:#5a5a6e}.cta-row{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap;margin-top:18px}.btn-primary,.btn-secondary{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid rgba(100,100,140,.25);background:linear-gradient(180deg,#f7cfa2e6,#dbab77e3);color:#2c2c3e;padding:10px 16px;border-radius:10px;cursor:pointer;box-shadow:0 2px 8px #0000001a,inset 0 1px 2px #ffffff80;transition:transform .12s ease,box-shadow .12s ease,border-color .12s ease}.btn-secondary{background:#fafafcb3}.btn-primary:hover,.btn-secondary:hover{transform:translateY(-1px);border-color:#7878a066;box-shadow:0 4px 12px #00000026,inset 0 1px 3px #fff9}.btn-primary:active,.btn-secondary:active{transform:translateY(0)}.app-container{width:100%;min-height:100vh;display:flex;flex-direction:column;transition:all .4s ease}.loading{display:flex;justify-content:center;align-items:center;height:100vh;width:100%;font-size:1.5rem;color:var(--text-color, black);background-color:var(--background-color, #f7f4ef)}.loading:after{content:"";width:30px;height:30px;margin-left:15px;border:3px solid rgba(0,0,0,.2);border-top-color:var(--button1-color, #ef9f00);border-radius:50%;animation:loading-spinner 1s infinite linear}@keyframes loading-spinner{to{transform:rotate(360deg)}}.login-container{width:100%;height:100vh;display:flex;justify-content:center;align-items:center;background-color:var(--background-color, #f7f4ef)}.login-form{background-color:#fff;padding:2.5rem;border-radius:8px;box-shadow:0 5px 15px #0000001a;width:100%;max-width:400px;transition:transform .3s ease,box-shadow .3s ease}.login-form:hover{transform:translateY(-5px);box-shadow:0 8px 25px #00000026}.login-form h2{text-align:center;margin-bottom:1.5rem;color:var(--button1-color, #ef9f00);font-size:1.8rem}.login-form text{text-align:center;margin-bottom:1.5rem;color:#555;font-size:1rem;display:block;margin-top:-10px}.form-group{margin-bottom:1.2rem;flex-direction:column;align-items:flex-start}.login-button{width:100%;padding:.85rem;background-color:var(--button1-color, #ef9f00);color:var(--button1-text-color, white);border:none;border-radius:4px;font-size:1.1rem;font-weight:500;cursor:pointer;transition:background-color .3s ease,transform .2s ease}.login-button:hover{background-color:var(--button2-color, #9d6800)}.login-button:active{transform:scale(.98)}.book-view{flex:1;width:100%;transition:transform .5s ease;position:relative}.bottom-banner{position:fixed;bottom:0;width:100%;height:6vh;background-color:#434343;display:flex;justify-content:center;align-items:center;z-index:100}.connection-warning{color:#ff6b6b;background-color:#000000b3;padding:8px 16px;border-radius:4px;font-size:14px}@media (max-width: 768px){.book-view.shifted{transform:translate(0)}.login-form{padding:2rem;margin:0 1rem}}:root{--background-color: #f7f4ef;--text-color: black;--button1-color: #ef9f00;--button1-text-color: white;--button2-color: #9d6800;--button2-text-color: white;--button3-color: #dfa642;--options-container-color: #b98622;--input-container-color: white;--guide-container-color: #f9ddb6;--page-color: antiquewhite}body.theme-1{--background-color: #d5c7b7;--text-color: black;--button1-color: #67564b;--button1-text-color: white;--button2-color: #7a7369;--button2-text-color: white;--button3-color: #67564b;--options-container-color: #d7c8b2;--input-container-color: #fbdbb0;--guide-container-color: #9f936c;--page-color: antiquewhite}.app-container{display:flex;flex-direction:column;min-height:100vh;background-color:var(--background-color);color:var(--text-color);padding-bottom:6vh}.book-view{transition:transform .5s ease;width:100%}.loading{display:flex;justify-content:center;align-items:center;height:100vh;font-size:1.5rem;color:var(--text-color)}@media only screen and (max-width: 950px){.hide-sandbox-button{display:none}.book-view.shifted{transform:translate(0)}}