.book-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin:10px 0 28px}.book-heading h1{margin:.2rem 0;font-size:clamp(1.65rem,3vw,2.5rem)}.book-heading p{max-width:760px}.book-reader{--reader-background:#171717;background:var(--reader-background);color:#fff;border-radius:20px;overflow:hidden;box-shadow:0 22px 60px rgba(0,0,0,.25);user-select:none}.book-reader-top,.book-reader-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 18px;background:rgba(0,0,0,.4);backdrop-filter:blur(12px)}.book-reader-top>div:first-child{display:grid;gap:3px}.book-reader-top strong{font-size:.95rem}.book-reader-top span{font-size:.76rem;color:rgba(255,255,255,.66)}.book-reader-actions{display:flex!important;flex-wrap:wrap;justify-content:flex-end;gap:8px!important}.book-reader button{border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.09);color:#fff;border-radius:9px;padding:8px 12px;font:inherit;font-size:.78rem;font-weight:700;cursor:pointer}.book-reader button:hover,.book-reader button:focus-visible{background:rgba(255,255,255,.18);outline:none;border-color:rgba(255,255,255,.42)}.book-reader-stage{height:min(76vh,820px);min-height:540px;display:grid;grid-template-columns:56px minmax(0,1fr) 56px;align-items:center;padding:18px 8px;overflow:hidden}.book-reader-viewport{height:100%;min-width:0;display:flex;align-items:center;justify-content:center;overflow:hidden;transition:transform .2s ease}.book-flip{margin:auto}.book-page{background:#fff;color:#111;overflow:hidden}.book-page img{display:block;width:100%;height:100%;object-fit:contain;-webkit-user-drag:none;pointer-events:none}.book-page-blank{background:#fff}.book-reader-arrow{width:44px;height:64px;padding:0!important;border-radius:13px!important;font-size:2rem!important;line-height:1!important;justify-self:center}.book-reader-bottom{display:grid;grid-template-columns:auto auto minmax(120px,1fr) auto}.book-reader-bottom label{display:flex;align-items:center;gap:6px;font-size:.8rem}.book-reader-bottom input{width:54px;background:rgba(0,0,0,.28);border:1px solid rgba(255,255,255,.2);border-radius:7px;color:#fff;padding:6px;text-align:center}.book-reader-progress{height:9px;background:rgba(255,255,255,.15);border-radius:999px;overflow:hidden;cursor:pointer}.book-reader-progress span{display:block;width:0;height:100%;background:#fff;border-radius:inherit;transition:width .25s ease}.book-reader.is-zoomed .book-reader-viewport{overflow:auto;justify-content:flex-start;align-items:flex-start}.book-reader.is-zoomed .book-flip{transform:scale(1.35);transform-origin:top center;margin:20px auto 180px}.book-reader:fullscreen{border-radius:0;width:100vw;height:100vh}.book-reader:fullscreen .book-reader-stage{height:calc(100vh - 126px);max-height:none}.reader-error{padding:30px}.digital-library-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:28px 0}.digital-book-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;overflow:hidden;display:grid;grid-template-rows:auto 1fr;box-shadow:0 10px 28px rgba(38,31,27,.07)}.digital-book-cover{display:flex;align-items:center;justify-content:center;aspect-ratio:4/5;background:color-mix(in srgb,var(--primary) 9%,var(--surface));overflow:hidden}.digital-book-cover img{width:100%;height:100%;object-fit:cover}.digital-book-cover>span,.account-book-list>a>span{font-size:3rem}.digital-book-copy{padding:20px;display:flex;flex-direction:column;align-items:flex-start;gap:10px}.digital-book-copy h2,.digital-book-copy p{margin:0}.digital-book-copy h2{font-size:1.2rem}.digital-book-copy small,.digital-book-copy>span{color:var(--muted);font-size:.8rem}.digital-book-copy .button{margin-top:auto}.account-books{margin-bottom:28px}.section-heading-inline{display:flex;justify-content:space-between;align-items:end;gap:20px}.section-heading-inline h2{margin:.2rem 0}.account-book-list{display:grid;gap:10px;margin-top:18px}.account-book-list>a{display:grid;grid-template-columns:58px minmax(0,1fr) auto;align-items:center;gap:14px;border:1px solid var(--border);border-radius:12px;padding:10px;color:var(--text);text-decoration:none}.account-book-list img{width:58px;height:72px;object-fit:cover;border-radius:8px}.account-book-list small{display:block;color:var(--muted);margin-top:4px}.account-book-list b{font-size:.82rem;color:var(--primary)}.order-books{margin-top:24px}.order-book-links{display:flex;flex-wrap:wrap;gap:10px}.digital-product-note{font-size:.88rem;color:var(--muted);padding:12px;border:1px solid var(--border);border-radius:10px}.product-owned-book{display:grid;gap:10px;padding:14px;border-radius:12px;background:color-mix(in srgb,var(--accent) 12%,var(--surface))}.product-owned-book .button{justify-self:start}
@media(max-width:850px){.digital-library-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.book-reader-stage{height:68svh;min-height:460px;grid-template-columns:1fr;padding:10px}.book-reader-arrow{display:none}.book-reader-bottom{grid-template-columns:auto 1fr auto}.book-reader-bottom .book-reader-progress{grid-column:1/-1;grid-row:1}.book-reader-bottom label{justify-self:center}.book-heading{align-items:flex-start;flex-direction:column}.book-reader-actions button{padding:7px 9px}}
@media(max-width:560px){.digital-library-grid{grid-template-columns:1fr}.book-reader{border-radius:14px}.book-reader-top{align-items:flex-start;flex-direction:column}.book-reader-actions{justify-content:flex-start!important}.book-reader-stage{height:62svh;min-height:400px}.book-reader-bottom{padding:11px 10px;gap:8px}.book-reader-bottom button{padding:7px 8px}.account-book-list>a{grid-template-columns:48px minmax(0,1fr)}.account-book-list img{width:48px;height:62px}.account-book-list b{grid-column:2}.section-heading-inline{align-items:flex-start;flex-direction:column}}
@media print{.book-reader{display:none!important}}

/* Mantém capas e páginas completas, independentemente da orientação da imagem. */
.digital-book-cover img{
  box-sizing:border-box;
  display:block;
  width:100%;
  height:100%;
  padding:10px;
  object-fit:contain;
  object-position:center;
}
.account-book-list img{
  box-sizing:border-box;
  padding:3px;
  background:color-mix(in srgb,var(--primary) 7%,var(--surface));
  object-fit:contain;
  object-position:center;
}
.book-page img{
  box-sizing:border-box;
  display:block;
  width:100%;
  height:100%;
  max-width:100%;
  max-height:100%;
  object-fit:contain;
  object-position:center;
}

/* O palco usa quase uma janela inteira no modo normal, como leitores editoriais. */
.book-reader-stage{
  box-sizing:border-box;
  height:var(--book-reader-stage-height,min(82svh,980px));
  min-height:620px;
}
@media(max-width:560px){
  .book-reader-stage{
    height:var(--book-reader-stage-height,72svh);
    min-height:420px;
  }
}