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2px);width:4px;position:absolute;top:1px;bottom:-3px;right:-4px;box-shadow:1px 2px 2px #283b3022}.stage-arrow{color:#6d8265;background:#f6f6ee8c;border:1px solid #ced6c3;border-radius:50%;place-items:center;width:44px;height:44px;transition:background .15s;display:grid;position:fixed;top:48%}.stage-arrow:hover:not(:disabled){background:#fffef5}.stage-previous{left:24px}.stage-next{right:24px}.stage-arrow:disabled{opacity:.25}.reader-loading{color:#8c9b7d;flex-direction:column;justify-content:center;align-items:center;gap:17px;font-size:12px;display:flex;position:absolute;inset:0}.reader-controls{background:#f3f4eb;border-top:1px solid #dce1d0;flex-shrink:0;grid-template-columns:1fr 1fr 1fr;align-items:center;gap:15px;height:83px;padding:0 35px;display:grid}.reader-caption{letter-spacing:.3px;color:#9ba68e;align-items:center;gap:9px;font-size:10px;display:flex}.reader-caption-line{background:#b3bea6;width:18px;height:1px}.page-controls{justify-content:center;align-items:center;gap:15px;display:flex}.page-controls form{font-variant-numeric:tabular-nums;align-items:center;gap:0;font-size:13px;display:flex}.page-controls input{outline-offset:3px;text-align:center;color:#57734e;background:0 0;border:0;border-bottom:1px solid #b4bea8;border-radius:0;width:29px;height:29px}.page-total{color:#90a081;white-space:nowrap;font-size:12px}.page-total i{color:#bdc5b3;margin:0 13px;font-style:normal}.view-controls{color:#839478;justify-content:flex-end;align-items:center;gap:3px;display:flex}.zoom-value{font-variant-numeric:tabular-nums;text-align:center;cursor:pointer;width:40px;font-size:10px}.control-divider{background:#d5ddca;width:1px;height:17px;margin:0 10px}.reader-progress{background:#dde3d2;flex-shrink:0;height:2px}.reader-progress span{background:#a3b48e;height:100%;transition:width .6s;display:block}.reader-error{text-align:center;color:#93a081;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:18px;padding:35px;display:flex}.reader-error h2{color:#4f6848;font-size:23px;font-weight:500}.reader-error p{color:#859576;max-width:430px;line-height:1.8}.reader-error>span{color:#a5af98;margin-top:5px;font-size:11px}.reader-error .button{margin-top:10px}.help-panel{z-index:20;background:#fbfbf3;border:1px solid #d9e0ce;border-radius:7px;width:305px;max-width:calc(100% - 32px);padding:22px;position:absolute;top:76px;right:27px;box-shadow:0 10px 35px #2f402720}.help-panel>div{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.help-panel strong{font-size:13px;font-weight:500}.help-panel p{color:#87977a;margin-bottom:10px;font-size:12px;line-height:1.9}.help-panel small{color:#a6b098;font-size:10px;line-height:1.8}.reader-status{z-index:30;background:#f9faf1;border:1px solid #d9e1cd;border-radius:6px;align-items:center;gap:10px;max-width:90%;padding:8px 12px 8px 20px;font-size:12px;display:flex;position:fixed;bottom:100px;left:50%;transform:translate(-50%);box-shadow:0 4px 25px #34432a15}.page-turn-layer{z-index:10;perspective:2200px;pointer-events:none;transform-style:preserve-3d;position:absolute;top:0}.turn-forward{right:0}.turn-backward{left:0}.turning-leaf{width:100%;height:100%;transform-style:preserve-3d;position:relative}.turn-forward .turning-leaf{transform-origin:0;animation:flip-forward .64s cubic-bezier(.32,.1,.3,1) both}.turn-backward .turning-leaf{transform-origin:100%;animation:flip-backward .64s cubic-bezier(.32,.1,.3,1) both}.leaf-back,.leaf-front{backface-visibility:hidden;position:absolute;inset:0;overflow:hidden;box-shadow:0 0 9px #1e39292b}.leaf-back{transform:rotateY(180deg)}.turn-shadow{background:linear-gradient(90deg,#14271c29,#0000 50%,#20302520);animation:page-shadow .64s both;position:absolute;inset:0}.turn-single.turn-forward{left:0;right:auto}.turn-single.turn-backward{left:auto;right:0}@keyframes flip-forward{0%{transform:rotateY(0)}50%{transform:rotateY(-90deg)rotate(-1deg)}to{transform:rotateY(-180deg)}}@keyframes flip-backward{0%{transform:rotateY(0)}50%{transform:rotateY(90deg)rotate(1deg)}to{transform:rotateY(180deg)}}@keyframes page-shadow{0%,to{opacity:0}50%{opacity:1}}@media (min-width:1500px){.workspace-intro{padding-top:85px;padding-bottom:72px}.demo-scene{min-height:405px}.sample-book{width:197px}.workspace-main{min-height:calc(100vh - 161px)}}@media (max-width:1050px){.header-inner,.workspace-main{padding-left:35px;padding-right:35px}.workspace-intro{gap:40px}.intro-actions{flex-direction:column;align-items:flex-start;gap:12px}.intro-caption{margin-top:26px}.demo-scene{min-height:348px}.site-footer{margin-left:35px;margin-right:35px}.book-row,.list-labels{grid-template-columns:minmax(0,1fr) 125px 180px;gap:15px;padding-left:5px;padding-right:5px}.book-actions .button{padding:0 9px}.reader-caption{letter-spacing:0;font-size:9px}.reader-controls{grid-template-columns:1fr 1fr 1fr;gap:10px;padding:0 20px}}@media (max-width:720px){.site-header{height:69px}.header-inner,.workspace-main{padding-left:22px;padding-right:22px}.brand-en{display:none}.brand strong{font-size:20px}.brand-mark{width:32px;height:32px}.header-nav{gap:14px}.header-nav>a:first-child{font-size:10px}.header-nav .button{min-height:32px;padding:0 10px;font-size:10px}.user-label{max-width:110px;font-size:10px}.workspace-intro{grid-template-columns:1fr;gap:31px;padding:39px 0 32px}.workspace-intro h1{letter-spacing:0;margin:17px 0 15px;font-size:34px}.eyebrow{font-size:9px}.intro-copy{font-size:12px;line-height:1.9}.intro-actions{flex-direction:row;align-items:center;gap:15px;margin-top:23px}.intro-actions .button{min-height:43px;padding:0 19px;font-size:12px}.intro-note{font-size:9px}.intro-caption{margin-top:23px;font-size:9px}.demo-scene{min-height:306px;padding:17px 20px}.sample-book{width:144px;margin:15px 0}.scene-topline{font-size:9px}.section-heading{padding:23px 0 19px}.section-heading h2{font-size:17px}.section-heading>div{gap:10px}.section-aside{text-align:right;max-width:120px;font-size:9px;line-height:1.7}.dropzone{flex-wrap:wrap;gap:13px;padding:20px 15px}.upload-icon{width:35px;height:39px}.dropzone h3{font-size:13px}.dropzone p{font-size:9px}.dropzone>.button{min-height:32px;margin-left:48px;font-size:10px}.library-empty{padding:40px 7px}.library-empty h3{font-size:13px}.library-empty p{font-size:10px}.list-labels{display:none}.book-list{margin-top:22px}.book-row{grid-template-columns:1fr auto;gap:17px;padding:23px 0}.book-info{grid-column:1/-1;gap:15px}.book-info p{max-width:245px;font-size:9px}.book-title{font-size:15px}.book-status{padding-left:60px}.book-status p{font-size:9px}.status-label{font-size:10px}.book-actions .button{min-height:32px;padding:0 10px;font-size:10px}.row-secondary{margin-top:10px;font-size:9px}.inline-confirm{flex-wrap:wrap;gap:8px}.inline-confirm p{width:100%;font-size:11px;line-height:1.7}.inline-confirm>.button{min-height:30px;font-size:10px}.steps{padding-bottom:0}.steps,.steps>div{grid-template-columns:1fr}.steps>div{border-right:0;border-bottom:1px solid var(--line);display:grid;padding:22px 0 23px 51px!important}.steps>div>svg{position:absolute;top:28px;left:3px}.steps>div>span{top:28px;right:5px}.steps h3{margin-bottom:8px;font-size:15px}.steps p{font-size:11px}.steps p br{display:none}.sharing-note{align-items:flex-start;margin:22px 0 29px;font-size:9px}.sharing-note svg{flex-shrink:0;margin-top:1px}.site-footer{gap:13px;margin:0 22px;padding:21px 0}.site-footer>span{letter-spacing:0;font-size:8px}.site-footer>a:last-child{font-size:9px}.brand-small strong{font-size:14px}.brand-small{gap:7px}.brand-small svg{width:20px}.share-success{flex-wrap:wrap;gap:11px;padding:15px}.share-success>div{flex:1;min-width:190px}.share-success strong{font-size:12px}.share-success p{font-size:10px}.share-success>.button{margin-left:47px}.share-success>.icon-button{margin-left:auto}.success-icon{width:30px;height:30px}.error-banner{padding:12px 14px;font-size:11px}.modal{border-radius:10px;padding:24px}.modal h2{font-size:23px}.modal-copy,.toast{font-size:11px}.toast{width:max-content;padding:13px 16px;bottom:20px}.reader-header{grid-template-columns:42px minmax(0,1fr) 48px;gap:10px;height:73px;padding:0 18px}.reader-brand span{display:none}.reader-title h1{letter-spacing:0;font-size:13px}.reader-help,.reader-title p{font-size:9px}.reader-stage{touch-action:pan-y;padding:20px 16px 24px}.stage-arrow{display:none}.reader-controls{grid-template-rows:1fr 23px;grid-template-columns:1fr 1fr;gap:7px;height:107px;padding:12px 18px 15px}.reader-caption{grid-area:2/1/auto/-1;justify-content:center;font-size:9px}.reader-caption-line{display:none}.page-controls{justify-content:flex-start;gap:10px}.view-controls{justify-content:flex-end;gap:1px}.view-controls .icon-button{width:28px;height:31px}.control-divider{margin:0 5px}.zoom-value{width:34px;font-size:9px}.page-controls form{font-size:12px}.page-total{font-size:11px}.page-total i{margin:0 10px}.reader-status{width:max-content;font-size:11px;bottom:119px}.help-panel{padding:19px;top:67px;right:16px}.reader-error{padding:25px}.reader-error h2{font-size:20px}.reader-error p{font-size:12px}.reader-error>span{font-size:10px}.reader-stage.is-zoomed{padding:20px 16px}}@media (prefers-reduced-motion:reduce){*,:after,:before{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}.reader-minimal .reader-controls{grid-template-rows:1fr;grid-template-columns:1fr auto 1fr;gap:20px;height:64px;padding:0 25px}.reader-minimal .page-controls{grid-column:2;justify-content:center}.reader-minimal .view-controls{grid-column:3}.reader-minimal .reader-status{bottom:80px}@media (max-width:720px){.reader-minimal .reader-controls{grid-template-columns:1fr 1fr;gap:12px;padding:0 18px}.reader-minimal .page-controls{grid-column:1;justify-content:flex-start}.reader-minimal .view-controls{grid-column:2}}.layout-choice{border:0;margin:22px 0 0;padding:0}.layout-choice legend{color:#6e7b63;margin-bottom:10px;font-size:12px}.layout-choice label{cursor:pointer;border:1px solid #d3d8ca;border-radius:6px;align-items:flex-start;gap:11px;margin-bottom:8px;padding:11px 13px;display:flex}.layout-choice label:has(input:checked){background:#eef1e6;border-color:#849779}.layout-choice input{accent-color:#345147;margin:3px 0 0}.layout-choice strong{font-size:12px;font-weight:500;display:block}.layout-choice small{color:#88937e;margin-top:3px;font-size:11px;line-height:1.7;display:block}.local-preview-note{color:#69785d;background:#eef1e5;border:1px solid #d6dbc9;border-radius:6px;margin-top:20px;padding:12px 16px;font-size:12px;line-height:1.8}.modal{max-height:calc(100dvh - 40px);overflow-y:auto}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}