.acb{--paper:#f4f1eb;--ink:#252724;--muted:#6d6e66;font-family:Arial,sans-serif;color:var(--ink);position:relative;margin:32px 0}.acb.theme-dark{--paper:#202320;--ink:#f4f0e8;--muted:#b8b8ad}.acb.theme-white{--paper:#fff}.acb *{box-sizing:border-box}.acb [hidden]{display:none!important}.acb button,.acb a{font:inherit}.acb button{cursor:pointer}.acb button:focus-visible,.acb a:focus-visible{outline:3px solid var(--acb-accent);outline-offset:3px}.acb-preview{min-height:540px;position:relative;background:#222;color:#fff;display:flex;align-items:flex-end;padding:7%;overflow:hidden}.acb-preview>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.65}.acb-preview:after{content:'';position:absolute;inset:0;background:linear-gradient(transparent,#0009)}.acb-preview>div{position:relative;z-index:1;max-width:680px}.acb .acb-preview h2{font:clamp(36px,5vw,72px)/1.05 Georgia,serif;color:inherit;margin:20px 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@media(min-width:1000px){.acb.is-open .acb-page{min-height:calc(100vh - 125px)}}
@media(max-width:700px){.acb-preview{min-height:460px}.acb-toolbar{padding:12px;align-items:flex-start}.acb-brand{display:none}.acb-toolbar nav{gap:0}.acb-toolbar button,.acb-toolbar a{font-size:11px;padding:7px}.acb-page{display:block;min-height:0;padding:35px 22px 70px}.acb-page:not(.is-active){display:block}.acb-pages{overflow:visible}.acb-copy{margin-top:28px}.acb-cover,.acb-back,.acb-hero{min-height:640px;display:flex;align-items:flex-end}.acb-gallery .acb-visuals{grid-template-columns:1fr}.acb-page h2{font-size:38px}.acb-cover h2{font-size:54px}.acb-page-foot{left:22px;right:22px}.acb-controls{position:sticky;bottom:0;background:var(--paper);z-index:3}.acb-gallery .acb-image img{height:auto}.acb-prose{font-size:14px}}
@media(prefers-reduced-motion:no-preference){.acb-preview img{transition:transform .7s}.acb-preview:hover img{transform:scale(1.025)}}
@media print{body.acb-printing>*{display:none!important}body.acb-printing>.acb-print-host{display:block!important}.acb-print-host .acb{display:block!important;margin:0}.acb-print-host .acb-reader{position:static!important;display:block!important;border:0}.acb-print-host .acb-page{display:block!important;break-after:page;min-height:240mm;print-color-adjust:exact;-webkit-print-color-adjust:exact}.acb-print-host .acb-preview,.acb-print-host .acb-toolbar,.acb-print-host .acb-controls,.acb-print-host .acb-index,.acb-print-host .acb-direct,.acb-print-host .acb-zoom{display:none!important}.acb-print-host .acb-visuals{max-height:150mm}.acb-print-host .acb-image img{max-height:140mm;object-fit:contain}.acb-print-host .acb-cover,.acb-print-host .acb-back,.acb-print-host .acb-hero{display:flex!important}}
/* Version 1.1: compositions and visual navigation. */
.acb-thumbnails{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:16px;padding:24px;max-height:65vh;overflow:auto;border-bottom:1px solid #8884}.acb-thumbnails button{background:var(--paper);color:var(--ink);border:1px solid #8885;padding:8px;text-align:left}.acb-thumbnails button[aria-current=page]{border:2px solid var(--acb-accent)}.acb-thumbnails img{display:block;width:100%;height:95px;object-fit:cover;margin-bottom:10px}.acb-thumbnails span{font-size:12px;line-height:1.5}.acb-page.fit-contain .acb-image img{object-fit:contain;height:auto}.acb-page.layout-image-top:not(.acb-cover):not(.acb-back):not(.acb-hero){grid-template-columns:1fr}.acb-page.layout-image-top .acb-visuals{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
@media(min-width:701px){.acb-page.layout-image-right:not(.acb-cover):not(.acb-back):not(.acb-hero){grid-template-columns:1fr 1.2fr}.acb-page.layout-image-right .acb-visuals{grid-column:2;grid-row:1}.acb-page.layout-image-right .acb-copy{grid-column:1;grid-row:1}.acb-page.layout-wide:not(.acb-cover):not(.acb-back):not(.acb-hero){grid-template-columns:2fr 1fr}}
@media print{.acb-print-host .acb-thumbnails{display:none!important}}