.rk-pdf-reader{--reader-red:var(--rk-red,#cf1232);position:relative;display:flex;flex-direction:column;min-width:0;width:100%;color:#142130;background:#f5f6f8;border:1px solid #e8ebee;border-radius:14px;font:400 13px/1.4 var(--rk-ui-font,Inter,Arial,sans-serif);isolation:isolate;overflow:hidden;text-align:start;box-sizing:border-box}.rk-pdf-reader *{box-sizing:border-box}.rk-pdf-reader button{border:1px solid #e5e8ec;background:#fff;color:#263442;border-radius:9px;min-width:38px;min-height:38px;padding:8px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-size:11px;font-weight:600;line-height:1.3;box-shadow:none}.rk-pdf-reader button:hover{background:#e9edf0;color:#12212e}.rk-pdf-reader button:disabled{opacity:.35;cursor:default}.rk-pdf-reader svg{width:18px;height:18px;flex:none}.rk-pdf-reader :focus-visible{outline:2px solid var(--reader-red);outline-offset:2px}.rk-reader-toolbar{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid #e8ebee;flex:none}.rk-reader-title{font-size:12px;font-weight:600}.rk-reader-status{font-size:11px;color:#697684;flex:1}.rk-reader-toolbar .rk-reader-full{margin-inline-start:auto;white-space:nowrap}.rk-reader-stage{display:flex;height:clamp(260px,60vh,650px);min-height:0;width:100%;overflow:auto;overscroll-behavior:contain;padding:14px 16px;position:relative;scrollbar-width:thin;-webkit-overflow-scrolling:touch;touch-action:pan-y pinch-zoom;background:radial-gradient(ellipse at center,#eceff2,#f5f6f8)}.rk-reader-stage.is-zoomed{cursor:grab;touch-action:none}.rk-reader-stage.is-dragging{cursor:grabbing;user-select:none}.rk-reader-book{flex:none;display:flex;align-items:center;justify-content:center;margin:auto;min-width:0;position:relative;direction:ltr;box-shadow:0 8px 28px #0c1b2c18}.rk-reader-book:empty{box-shadow:none}.rk-reader-page{flex:none;position:relative;background:#fff;overflow:hidden}.rk-reader-page canvas{display:block;width:100%;height:100%;background:#fff;max-width:none}.rk-reader-book.is-spread:after{content:"";position:absolute;inset:0 auto 0 50%;width:16px;transform:translateX(-50%);background:linear-gradient(90deg,transparent,#05172716 48%,#ffffff66 52%,transparent);pointer-events:none}.rk-reader-controls{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:8px;min-height:60px;padding:10px 14px;border-top:1px solid #e4e8eb;background:#f9fafb;flex:none}.rk-reader-counter{min-width:72px;text-align:center;font-size:12px;font-variant-numeric:tabular-nums}.rk-reader-divider{width:1px;height:22px;background:#dfe4e9;margin:0 6px}.rk-reader-controls .rk-reader-zoom{width:90px;padding:0;margin:0;border:0;box-shadow:none;accent-color:var(--reader-red)}.rk-reader-percent{font-size:11px;min-width:36px;text-align:center;font-variant-numeric:tabular-nums}.rk-reader-direct{align-self:center;font-size:11px;color:#667584!important;text-decoration:none;padding:0 10px 10px}.rk-pdf-reader:fullscreen{width:100vw;height:100dvh;max-width:none;max-height:none;border:0;border-radius:0}.rk-pdf-reader:fullscreen .rk-reader-stage,.rk-reader-dialog .rk-reader-stage{display:flex;height:auto;flex:1}.rk-reader-dialog{padding:0;border:0;margin:0;inset:0;width:100vw;height:100dvh;max-width:none;max-height:none;background:#f5f6f8}.rk-reader-dialog::backdrop{background:#071b2bdb}.rk-reader-dialog .rk-pdf-reader{height:100%;border:0;border-radius:0}.rk .rk-brochure-reader{padding:0;overflow:hidden}.rk .rk-brochure-book{width:100%;min-width:0}.rk .rk-brochure-actions{margin:0;padding:12px}.rk-pdf-modal .rk-pdf-reader{width:min(1160px,90vw)}
@media(max-width:767px){.rk-reader-stage{display:flex;height:55vh;min-height:250px;padding:12px}.rk-reader-toolbar{padding:10px;gap:8px;flex-wrap:wrap}.rk-reader-title{font-size:11px}.rk-reader-status{font-size:10px}.rk-reader-full span{display:none}.rk-reader-controls{gap:5px;padding:8px}.rk-reader-controls .rk-reader-zoom{display:none}.rk-reader-counter{min-width:61px}.rk-reader-divider{margin:0 3px}.rk-reader-controls button{min-width:34px;min-height:38px}.rk-reader-percent{min-width:32px}.rk-reader-dialog .rk-reader-stage,.rk-pdf-reader:fullscreen .rk-reader-stage{min-height:0}}


/* Branded first paint and facing pages: no native iframe fallback. */
.rk .rk-brochure-pending{display:flex;min-height:340px;align-items:center;justify-content:center;flex-direction:column;gap:16px;padding:24px;background:#f5f6f8;text-align:center}
.rk-brochure-pending .rk-loading-indicator,.rk-reader-loading .rk-loading-indicator{flex-direction:column;gap:18px;text-align:center}
.rk-brochure-pending .rk-loading-mark,.rk-reader-loading .rk-loading-mark{width:82px;height:58px}
.rk-reader-loading{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none;z-index:4;background:#f5f6f8}
.rk-reader-loading[hidden]{display:none!important}
.rk-reader-loading.is-over-book{inset:auto 50% 18px auto;transform:translateX(50%);background:#fffffff2;border:1px solid #e8ebee;border-radius:12px;padding:10px 16px;white-space:nowrap}
.rk-reader-loading.is-over-book .rk-loading-indicator{flex-direction:row;gap:10px}
.rk-reader-loading.is-over-book .rk-loading-mark{width:32px;height:24px}
.rk-reader-toolbar{flex-wrap:wrap}
.rk-reader-toolbar .rk-reader-layout{margin-inline-start:auto;white-space:nowrap}
.rk-reader-toolbar .rk-reader-full{margin-inline-start:0}
.rk-reader-book{perspective:1400px;transform-style:preserve-3d;box-shadow:0 3px 0 #dce0e4,0 5px 0 #e8ebed,0 12px 28px #0c1b2c1a}
.rk-reader-book:empty{box-shadow:none}
.rk-reader-book.is-spread>.rk-reader-page:first-child{border-radius:2px 0 0 2px}
.rk-reader-book.is-spread>.rk-reader-page:nth-child(2){border-radius:0 2px 2px 0}
.rk-reader-book.is-spread:after{z-index:3}
.rk-reader-turn{position:absolute;top:0;width:50%;height:100%;z-index:5;background:#fff;backface-visibility:hidden;pointer-events:none;animation-duration:.42s;animation-timing-function:cubic-bezier(.2,.65,.25,1);animation-fill-mode:forwards}
.rk-reader-turn canvas{display:block;width:100%;height:100%}
.rk-reader-turn.turn-next{left:50%;transform-origin:left center;animation-name:rk-reader-next}
.rk-reader-turn.turn-previous{left:0;transform-origin:right center;animation-name:rk-reader-previous}
@keyframes rk-reader-next{from{transform:rotateY(0);filter:brightness(1)}to{transform:rotateY(-175deg);filter:brightness(.8)}}
@keyframes rk-reader-previous{from{transform:rotateY(0);filter:brightness(1)}to{transform:rotateY(175deg);filter:brightness(.8)}}
@media(max-width:767px){
 .rk .rk-brochure-pending{min-height:260px}
 .rk-reader-stage{height:clamp(200px,68vw,360px);min-height:0;padding:12px 8px}
 .rk-pdf-reader[data-mode=single] .rk-reader-stage{height:55vh;min-height:240px}
 .rk-reader-toolbar{gap:6px}
 .rk-reader-title{flex:1}
 .rk-reader-status{flex-basis:100%;order:4}
 .rk-reader-status:empty{display:none}
 .rk-reader-layout span{font-size:10px}
 .rk-reader-toolbar .rk-reader-full{min-width:38px}
 .rk-reader-loading.is-over-book .rk-loading-label{font-size:10px}
 .rk-reader-dialog .rk-reader-stage,.rk-pdf-reader:fullscreen .rk-reader-stage,.rk-reader-dialog .rk-pdf-reader[data-mode=single] .rk-reader-stage,.rk-pdf-reader[data-mode=single]:fullscreen .rk-reader-stage{height:auto;min-height:0;flex:1}
}
@media(prefers-reduced-motion:reduce){.rk-reader-turn{display:none}}

/* 2.56: immediate opening spread, measured loading and a two-sided paper turn. */
.rk .rk-brochure-preview{display:flex;align-items:center;justify-content:center;gap:0;padding:16px;background:#f5f6f8;min-width:0}
.rk .rk-brochure-preview img{display:block;width:50%;height:auto;max-width:50%;object-fit:contain;box-shadow:0 8px 25px #13213318}
.rk .rk-brochure-preview+.rk-brochure-pending{min-height:52px;padding:10px}
.rk-brochure-preview+.rk-brochure-pending .rk-loading-indicator{flex-direction:row;gap:10px}
.rk-brochure-preview+.rk-brochure-pending .rk-loading-mark{width:32px;height:26px}
.rk-pdf-reader .rk-reader-progress{height:4px;width:100%;flex:none;overflow:hidden;background:#e7e9ed;position:relative}
.rk-pdf-reader .rk-reader-progress[hidden]{display:none!important}
.rk-reader-progress-fill{display:block;height:100%;width:0;background:var(--reader-red);transition:width .18s linear;box-shadow:0 0 9px #d5103460}
.rk-reader-progress.is-indeterminate .rk-reader-progress-fill{animation:rk-reader-progress 1.1s ease-in-out infinite;width:25%}
@keyframes rk-reader-progress{0%{transform:translateX(-100%)}100%{transform:translateX(400%)}}
.rk-reader-progress-text{font-size:12px;font-variant-numeric:tabular-nums;color:#4b5868;display:block;text-align:center;max-width:100%;white-space:normal}
.rk-reader-loading{flex-direction:column;gap:16px}
.rk-reader-loading.is-over-book{gap:5px;padding:9px 13px}
.rk-reader-book{perspective:1800px;transform-style:preserve-3d}
.rk-reader-turn-layer{position:absolute;inset:0;z-index:7;pointer-events:none;perspective:1800px;transform-style:preserve-3d}
.rk-reader-stationary{position:absolute;top:0;width:50%;height:100%;background:#fff}
.rk-reader-stationary.stationary-left{left:0}.rk-reader-stationary.stationary-right{left:50%}
.rk-reader-stationary canvas{display:block;width:100%;height:100%}
.rk-reader-leaf{position:absolute;top:0;width:50%;height:100%;z-index:6;transform-style:preserve-3d;pointer-events:none;will-change:transform}
.rk-reader-leaf.turn-next{left:50%;transform-origin:left center}
.rk-reader-leaf.turn-previous{left:0;transform-origin:right center}
.rk-leaf-front,.rk-leaf-back{position:absolute;inset:0;overflow:hidden;background:#fff;backface-visibility:hidden;-webkit-backface-visibility:hidden;box-shadow:0 5px 24px #0b192a28}
.rk-leaf-front{transform:translateZ(.15px)}
.rk-leaf-back{transform:rotateY(180deg) translateZ(.15px)}
.rk-leaf-front canvas,.rk-leaf-back canvas{display:block;width:100%;height:100%}
.rk-leaf-front:after,.rk-leaf-back:after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,#07172629,transparent 25%,#ffffff25 65%,#07172620);opacity:.3}
.rk-reader-leaf.is-peek{transition:transform .16s ease-out;filter:drop-shadow(9px 4px 10px #0b192a24)}
.rk-reader-leaf.is-peek .rk-leaf-front:after{opacity:.65;background:linear-gradient(90deg,#061a2e2b,transparent 12%,transparent 75%,#fff8 93%,#11223645)}
.rk-reader-leaf.is-turning{animation-duration:.72s;animation-timing-function:cubic-bezier(.28,.1,.2,1);animation-fill-mode:forwards}
.rk-reader-leaf.is-turning.turn-next{animation-name:rk-paper-next}
.rk-reader-leaf.is-turning.turn-previous{animation-name:rk-paper-previous}
.rk-reader-leaf.is-turning .rk-leaf-front:after,.rk-reader-leaf.is-turning .rk-leaf-back:after{animation:rk-paper-shade .72s ease-in-out both}
@keyframes rk-paper-next{0%{transform:rotateY(0deg) rotateZ(0deg)}45%{transform:rotateY(-82deg) rotateZ(-1deg)}100%{transform:rotateY(-180deg) rotateZ(0deg)}}
@keyframes rk-paper-previous{0%{transform:rotateY(0deg) rotateZ(0deg)}45%{transform:rotateY(82deg) rotateZ(1deg)}100%{transform:rotateY(180deg) rotateZ(0deg)}}
@keyframes rk-paper-shade{0%,100%{opacity:.12}48%{opacity:.9}}
.rk-pdf-reader .rk-reader-edge{position:absolute;top:0;bottom:0;width:15%;height:100%;min-width:0;min-height:0;margin:0;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;z-index:9;cursor:grab;touch-action:pan-y;user-select:none}
.rk-pdf-reader .rk-reader-edge:hover,.rk-pdf-reader .rk-reader-edge:active{background:transparent}
.rk-reader-edge.edge-next{right:0}.rk-reader-edge.edge-previous{left:0}
.rk-reader-edge:after{content:"";position:absolute;bottom:0;width:34px;height:34px;opacity:0;transition:opacity .16s;filter:drop-shadow(-2px -2px 3px #09172825)}
.rk-reader-edge.edge-next:after{right:0;background:linear-gradient(135deg,transparent 49%,#d9dee5 50%,#fff 90%)}
.rk-reader-edge.edge-previous:after{left:0;background:linear-gradient(225deg,transparent 49%,#d9dee5 50%,#fff 90%)}
.rk-reader-edge:hover:after,.rk-reader-edge:focus-visible:after{opacity:1}
@media(prefers-reduced-motion:reduce){.rk-reader-leaf,.rk-reader-turn-layer{display:none!important}.rk-reader-progress-fill{transition:none}.rk-reader-progress.is-indeterminate .rk-reader-progress-fill{animation:none}.rk-reader-edge:after{transition:none}}
body.rk-ui-no-motion .rk-reader-leaf,body.rk-ui-no-motion .rk-reader-turn-layer{display:none!important}
@media(max-width:767px){.rk .rk-brochure-preview{padding:12px 8px}.rk-reader-edge:after{width:24px;height:24px}.rk-reader-progress-text{font-size:11px}}

/* Native image pages: no canvas work or extra opening-image request. */
.rk-reader-page .rk-page-surface,.rk-leaf-front img,.rk-leaf-back img,.rk-reader-stationary img{display:block;width:100%;height:100%;max-width:none;object-fit:fill;background:#fff}
.rk .rk-reader-stage>.rk-reader-poster{position:absolute;inset:0;z-index:2;display:flex;padding:14px 16px;align-items:center;justify-content:center;pointer-events:none;background:#f5f6f8}
.rk .rk-reader-poster img{width:50%;max-width:50%;max-height:100%;object-fit:contain;box-shadow:none}
.rk-reader-stage:has(.rk-reader-poster) .rk-reader-loading{z-index:4}