/* Kings Books: четец като истинска книга (корици, разгърнати страници, 3D прелистване). */
:root {
  --pw: 420px; --ph: 600px; --fs: 17px; --flip: .9s;
  --paper: #fbf6ea; --paper-2: #f3ead6; --ink: #2a2318; --ink-2: #6f6754; --accent: #c98a12; --rule: #e7dfcc;
  --backdrop: radial-gradient(ellipse at 50% 35%, #3a2d1c 0%, #1b150d 55%, #0d0a06 100%);
}
body.theme-sepia { --paper: #f1e2c3; --paper-2: #e6d3ad; --ink: #3a2b18; --ink-2: #6e5b3f; --accent: #a8640f; --rule: #dcc69c; }
body.theme-night { --paper: #1f1c24; --paper-2: #18161c; --ink: #ddd6c6; --ink-2: #9a927f; --accent: #e8b553; --rule: #34303b;
  --backdrop: radial-gradient(ellipse at 50% 35%, #1b1a24 0%, #0b0a10 60%, #050407 100%); }

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { height: 100%; }
body.reader {
  margin: 0; overflow: hidden; display: flex; flex-direction: column; color: #f3ead6;
  font-family: Manrope, system-ui, "PingFang SC", "Hiragino Sans", "Microsoft YaHei", sans-serif;
  background: var(--backdrop); background-color: #120e08;
}
button { font: inherit; }

/* Горна лента */
.rd-bar { display: flex; align-items: center; gap: 14px; padding: 10px clamp(12px, 3vw, 28px); background: rgba(0, 0, 0, .35); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(255, 255, 255, .06); z-index: 20; }
.rd-back { color: #e9dcc0; text-decoration: none; font-weight: 700; font-size: 14px; white-space: nowrap; opacity: .85; }
.rd-back:hover { opacity: 1; }
.rd-title { flex: 1; min-width: 0; text-align: center; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rd-title strong { font-family: Unbounded, sans-serif; font-weight: 600; letter-spacing: .01em; }
.rd-title em { font-style: normal; margin-left: 8px; padding: 2px 8px; border-radius: 999px; background: rgba(245, 196, 81, .18); color: #f5c451; font-size: 12px; font-weight: 700; }
.rd-tools { display: flex; align-items: center; gap: 6px; }
.rd-tool {
  display: inline-grid; place-items: center; min-width: 36px; height: 36px; padding: 0 8px; border-radius: 10px; cursor: pointer;
  border: 1px solid rgba(255, 255, 255, .12); background: rgba(255, 255, 255, .06); color: #f3ead6; font-weight: 800; font-size: 15px; text-decoration: none;
  transition: background .2s, border-color .2s;
}
.rd-tool small { font-size: 10px; margin-left: 1px; }
.rd-tool:hover { background: rgba(255, 255, 255, .14); border-color: rgba(245, 196, 81, .45); }
.rd-tools .lang-menu { position: relative; }
.rd-tools .lang-menu summary { list-style: none; cursor: pointer; display: inline-flex; gap: 6px; align-items: center; height: 36px; padding: 0 10px; border-radius: 10px; border: 1px solid rgba(255, 255, 255, .12); background: rgba(255, 255, 255, .06); font-weight: 800; font-size: 13px; }
.rd-tools .lang-menu summary::-webkit-details-marker { display: none; }
.rd-tools .lang-menu ul { position: absolute; right: 0; top: calc(100% + 8px); z-index: 50; margin: 0; padding: 6px; list-style: none; display: grid; grid-template-columns: repeat(2, minmax(110px, 1fr)); gap: 2px; background: rgba(24, 19, 12, .97); border: 1px solid rgba(255, 255, 255, .1); border-radius: 12px; box-shadow: 0 20px 50px rgba(0, 0, 0, .6); }
.rd-tools .lang-menu a { display: block; padding: 7px 10px; border-radius: 8px; color: #d8ccb2; text-decoration: none; font-size: 14px; }
.rd-tools .lang-menu a:hover { background: rgba(255, 255, 255, .08); color: #fff; }
.rd-tools .lang-menu a[aria-current] { background: #f5c451; color: #1c1203; }

/* Сцена и книга */
.rd-stage { flex: 1; position: relative; display: grid; place-items: center; perspective: 2600px; overflow: hidden; touch-action: pan-y; user-select: none; -webkit-user-select: none; }
.rd-book { position: relative; width: calc(var(--pw) * 2); height: var(--ph); transform-style: preserve-3d; transition: transform .8s cubic-bezier(.3, .7, .2, 1); }
.rd-book.single { width: var(--pw); }
.rd-book.closed-front { transform: translateX(-25%); }
.rd-book.closed-back { transform: translateX(25%); }
.rd-book.single.closed-front, .rd-book.single.closed-back { transform: none; }
/* Твърдата корица зад страниците */
.rd-book::before {
  content: ""; position: absolute; inset: -12px -14px; border-radius: 10px; z-index: -1;
  background: linear-gradient(90deg, rgba(0, 0, 0, .35), transparent 6%, transparent 94%, rgba(0, 0, 0, .35)), linear-gradient(155deg, var(--c2), var(--c1) 80%);
  box-shadow: 0 50px 90px -30px rgba(0, 0, 0, .9), 0 0 0 1px rgba(0, 0, 0, .4); transition: opacity .5s;
}
.rd-book.closed-front::before, .rd-book.closed-back::before, .rd-book.single::before { opacity: 0; }
.rd-slot { position: absolute; top: 0; width: 50%; height: 100%; }
.rd-slot.left { left: 0; }
.rd-slot.right { left: 50%; }
.rd-book.single .rd-slot.right { left: 0; width: 100%; }
.rd-book.single .rd-slot.left { display: none; }

/* Страница */
.rd-page { position: absolute; inset: 0; overflow: hidden; background: var(--paper); color: var(--ink); font-family: Literata, Georgia, "Noto Serif CJK SC", "Songti SC", serif; }
.rd-slot.left .rd-page, .rd-leaf.bwd .face.front .rd-page, .rd-leaf.fwd .face.back .rd-page { border-radius: 6px 0 0 6px; box-shadow: -1px 0 0 var(--rule), -3px 1px 0 var(--paper-2), -4px 1px 0 var(--rule), -6px 2px 0 var(--paper-2), -7px 2px 0 rgba(0, 0, 0, .15); }
.rd-slot.right .rd-page, .rd-leaf.fwd .face.front .rd-page, .rd-leaf.bwd .face.back .rd-page { border-radius: 0 6px 6px 0; box-shadow: 1px 0 0 var(--rule), 3px 1px 0 var(--paper-2), 4px 1px 0 var(--rule), 6px 2px 0 var(--paper-2), 7px 2px 0 rgba(0, 0, 0, .15); }
.rd-book.single .rd-page { border-radius: 4px 8px 8px 4px; }
/* Сянка към гръбчето и лека текстура на хартията */
.rd-page::after { content: ""; position: absolute; inset: 0; pointer-events: none; }
.rd-slot.left .rd-page::after, .rd-leaf .face.back .rd-page::after { background: linear-gradient(to left, rgba(0, 0, 0, .16), rgba(0, 0, 0, .04) 6%, transparent 14%), radial-gradient(ellipse at 30% 20%, rgba(255, 255, 255, .08), transparent 60%); }
.rd-slot.right .rd-page::after, .rd-leaf .face.front .rd-page::after { background: linear-gradient(to right, rgba(0, 0, 0, .16), rgba(0, 0, 0, .04) 6%, transparent 14%), radial-gradient(ellipse at 70% 20%, rgba(255, 255, 255, .08), transparent 60%); }
.rd-book.single .rd-page::after { background: linear-gradient(to right, rgba(0, 0, 0, .12), transparent 8%); }
.rd-page.cover::after, .rd-page.back-cover::after { background: linear-gradient(90deg, rgba(0, 0, 0, .35), rgba(255, 255, 255, .12) 2.2%, rgba(0, 0, 0, .18) 4.5%, transparent 9%); }
.rd-page.back-cover::after { background: linear-gradient(270deg, rgba(0, 0, 0, .35), rgba(255, 255, 255, .12) 2.2%, rgba(0, 0, 0, .18) 4.5%, transparent 9%); }

.pg { position: absolute; inset: 0; display: flex; flex-direction: column; padding: calc(var(--ph) * .06) calc(var(--pw) * .1) calc(var(--ph) * .05); }
.pg-head { font: 600 calc(var(--fs) * .58) Manrope, sans-serif; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); text-align: center; opacity: .75; margin-bottom: calc(var(--ph) * .025); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pg-body { flex: 1; min-height: 0; overflow: hidden; font-size: var(--fs); line-height: 1.62; hyphens: auto; -webkit-hyphens: auto; text-align: justify; }
.pg-num { text-align: center; font: 700 calc(var(--fs) * .62)/1.4 Manrope, sans-serif; height: calc(var(--fs) * .62 * 1.4); flex: none; color: var(--ink-2); margin-top: calc(var(--ph) * .02); }
.pg-body p { margin: 0 0 .7em; text-indent: 1.4em; }
.pg-body p.cont { text-indent: 0; }
.pg-body .rd-chhead + p, .pg-body h2 + p, .pg-body .tip p, .pg-body li p { text-indent: 0; }
.pg-body h2 { font: 800 calc(var(--fs) * 1.02)/1.3 Manrope, sans-serif; margin: 1em 0 .45em; color: var(--ink); text-align: left; }
.pg-body strong { font-weight: 600; }
.pg-body ul, .pg-body ol { margin: 0 0 .8em; padding-left: 1.35em; text-align: left; }
.pg-body li { margin: 0 0 .35em; }
.pg-body ul.bullets li::marker { color: var(--accent); }
.pg-body ol.steps li::marker { font: 800 .9em Manrope, sans-serif; color: var(--accent); }
.pg-body ul.check { list-style: none; padding-left: 0; }
.pg-body ul.check li { position: relative; padding: .45em 0 .45em 2em; border-bottom: 1px solid var(--rule); margin: 0; }
.pg-body ul.check li::before { content: ""; position: absolute; left: 0; top: .62em; width: 1.05em; height: 1.05em; border: 2px solid var(--accent); border-radius: .3em; }
.pg-body .tip { margin: .9em 0 1em; padding: .8em 1em; border-radius: .6em; background: color-mix(in srgb, var(--accent) 12%, var(--paper)); border-left: .3em solid var(--accent); font-size: .95em; text-align: left; }
.pg-body .tip p { margin: 0; }
.pg-body .tip p + p { margin-top: .5em; }

/* Начало на глава с илюстрация */
.rd-chhead { margin: 0 0 1.1em; text-align: left; }
.rd-art { display: block; width: 100%; height: calc(var(--ph) * .2); border-radius: .5em; margin-bottom: .9em; }
.rd-chnum { font: 800 calc(var(--fs) * 2.4)/1 Unbounded, sans-serif; color: transparent; -webkit-text-stroke: 1.5px var(--accent); }
.rd-chhead h1 { font: 800 calc(var(--fs) * 1.35)/1.2 Unbounded, "PingFang SC", "Hiragino Sans", sans-serif; margin: .25em 0 0; color: var(--ink); letter-spacing: -.01em; text-wrap: balance; }
.pg-body p.rd-dropcap::first-letter { float: left; font: 800 3.1em/.82 Unbounded, sans-serif; margin: .06em .1em 0 0; color: var(--accent); }

/* Корици, форзаци, заглавна страница, съдържание, край */
.rd-page.cover { background: #222; }
.rd-page.cover img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.rd-page.back-cover { background: linear-gradient(205deg, var(--c2), var(--c1) 80%); color: #fff; }
.back-in { position: absolute; inset: 0; display: flex; flex-direction: column; padding: 14% 12% 10%; }
.back-in p { font: 500 calc(var(--fs) * .95)/1.6 Manrope, sans-serif; margin: 0; opacity: .95; }
.back-in .back-price { margin-top: 1.4em; font: 800 calc(var(--fs) * 1.4) Unbounded, sans-serif; }
.back-in .back-brand { margin-top: auto; font: 800 calc(var(--fs) * .8) Manrope, sans-serif; letter-spacing: .08em; display: flex; align-items: center; gap: .6em; }
.back-in .back-brand i, .tp-brand i { width: 1.4em; height: 1.4em; border-radius: .35em; background: linear-gradient(135deg, #ffe7a3, #e59a1a); display: inline-block; }
.back-in .back-code { margin-top: 1em; height: 2.6em; width: 9em; background: repeating-linear-gradient(90deg, #fff 0 2px, transparent 2px 4px, #fff 4px 5px, transparent 5px 8px); opacity: .85; border: .35em solid #fff; }
.rd-page.endpaper { background: radial-gradient(circle at 25% 25%, rgba(255, 255, 255, .14) 0 10%, transparent 10.5%) 0 0 / 18% 13%, radial-gradient(circle at 75% 75%, rgba(0, 0, 0, .12) 0 7%, transparent 7.5%) 0 0 / 18% 13%, linear-gradient(160deg, var(--c2), var(--c1)); }
.rd-page.endpaper .ex-libris { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 46%; padding: 1em; text-align: center; background: var(--paper); color: var(--ink); border-radius: .5em; box-shadow: 0 10px 30px rgba(0, 0, 0, .35); font: 700 calc(var(--fs) * .8) Manrope, sans-serif; letter-spacing: .12em; }
.rd-page.endpaper .ex-libris b { display: block; font: 800 calc(var(--fs) * 1.7) Unbounded, sans-serif; color: var(--accent); margin-bottom: .2em; letter-spacing: 0; }
.tp { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 12%; }
.tp-genre { font: 700 calc(var(--fs) * .7) Manrope, sans-serif; letter-spacing: .22em; text-transform: uppercase; color: var(--accent); }
.tp h1 { font: 800 calc(var(--fs) * 1.9)/1.15 Unbounded, "PingFang SC", "Hiragino Sans", sans-serif; margin: .6em 0 .5em; color: var(--ink); text-wrap: balance; }
.tp-orn { color: var(--accent); font-size: calc(var(--fs) * 1.3); letter-spacing: .6em; margin: .4em 0 1.2em; }
.tp-desc { font-size: calc(var(--fs) * .92); line-height: 1.6; color: var(--ink-2); font-style: italic; }
.tp-brand { margin-top: auto; display: flex; align-items: center; gap: .6em; font: 800 calc(var(--fs) * .75) Manrope, sans-serif; letter-spacing: .1em; color: var(--ink); }
.toc-pg h2 { font: 800 calc(var(--fs) * 1.35) Unbounded, sans-serif; margin: .2em 0 1em; color: var(--ink); }
.toc-pg ol { list-style: none; margin: 0; padding: 0; }
.toc-pg li { display: flex; align-items: baseline; gap: .5em; padding: .45em 0; border-bottom: 1px solid var(--rule); font: 600 calc(var(--fs) * .88) Manrope, sans-serif; cursor: pointer; }
.toc-pg li:hover { color: var(--accent); }
.toc-pg .tn { color: var(--accent); min-width: 1.4em; font-weight: 800; }
.toc-pg .tt { flex: 1; }
.toc-pg .tp-n { color: var(--ink-2); }
.end-pg { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 14%; gap: 1em; }
.end-pg .end-star { font: 800 calc(var(--fs) * 2.6) Unbounded, sans-serif; color: var(--accent); }
.end-pg .end-word { font: 800 calc(var(--fs) * 1.5) Unbounded, sans-serif; letter-spacing: .1em; }
.end-pg p { color: var(--ink-2); line-height: 1.6; margin: 0; }
.end-pg .end-buy { display: inline-block; margin-top: .6em; padding: .8em 1.4em; border-radius: .7em; background: linear-gradient(135deg, #ffdf8a, #f5c451); color: #1c1203; font: 800 calc(var(--fs) * .85) Manrope, sans-serif; text-decoration: none; box-shadow: 0 10px 24px -8px rgba(229, 154, 26, .8); }
.end-pg img { width: 38%; border-radius: 3px 8px 8px 3px; box-shadow: 0 14px 30px rgba(0, 0, 0, .35); }

/* Лист в движение */
.rd-leaf { position: absolute; top: 0; width: 50%; height: 100%; transform-style: preserve-3d; transition: transform var(--flip) cubic-bezier(.45, .05, .25, 1); z-index: 5; }
.rd-leaf.fwd { left: 50%; transform-origin: left center; }
.rd-leaf.fwd.turn { transform: rotateY(-180deg); }
.rd-leaf.bwd { left: 0; transform-origin: right center; }
.rd-leaf.bwd.turn { transform: rotateY(180deg); }
.rd-leaf .face { position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden; }
.rd-leaf .face.back { transform: rotateY(180deg); }
.rd-leaf .shade { position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity calc(var(--flip) / 2) ease-in; }
.rd-leaf .face.front .shade { background: linear-gradient(to left, rgba(0, 0, 0, .35), transparent 70%); }
.rd-leaf .face.back .shade { background: linear-gradient(to right, rgba(0, 0, 0, .35), transparent 70%); opacity: .8; }
.rd-leaf.turn .face.front .shade { opacity: 1; }
.rd-leaf.turn .face.back .shade { opacity: 0; transition: opacity var(--flip) ease-out; }
/* Едностранен режим (телефон): листът се обръща наляво и изчезва */
.rd-book.single .rd-leaf { left: 0; width: 100%; transform-origin: left center; }
.rd-book.single .rd-leaf.fwd.turn { transform: rotateY(-100deg); opacity: .2; }
.rd-book.single .rd-leaf { transition: transform var(--flip) cubic-bezier(.45, .05, .25, 1), opacity var(--flip); }
.rd-book.single .rd-leaf.bwd { transform: rotateY(-100deg); opacity: .2; }
.rd-book.single .rd-leaf.bwd.turn { transform: none; opacity: 1; }

/* Навигация, долна лента, съдържание, подсказка */
.rd-nav { position: absolute; top: 50%; transform: translateY(-50%); z-index: 10; width: 46px; height: 46px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .14); background: rgba(0, 0, 0, .35); color: #f3ead6; font-size: 28px; line-height: 1; cursor: pointer; transition: background .2s, opacity .2s; }
.rd-nav:hover { background: rgba(245, 196, 81, .25); }
.rd-nav:disabled { opacity: .2; cursor: default; }
.rd-prev { left: clamp(6px, 2vw, 24px); }
.rd-next { right: clamp(6px, 2vw, 24px); }
.rd-foot { display: flex; align-items: center; gap: 14px; padding: 10px clamp(16px, 4vw, 40px) calc(10px + env(safe-area-inset-bottom)); background: rgba(0, 0, 0, .3); }
.rd-foot input[type=range] { flex: 1; accent-color: #f5c451; }
#rdPage { font-size: 13px; font-weight: 700; color: #d8ccb2; min-width: 120px; text-align: right; }
.rd-toc { width: min(460px, 92vw); max-height: 80vh; border: 0; border-radius: 16px; padding: 22px 22px 18px; background: #1d1710; color: #f3ead6; box-shadow: 0 30px 80px rgba(0, 0, 0, .7); }
.rd-toc::backdrop { background: rgba(0, 0, 0, .55); backdrop-filter: blur(3px); }
.rd-toc h2 { font: 800 20px Unbounded, sans-serif; margin: 0 0 14px; }
.rd-toc ol { list-style: none; margin: 0; padding: 0; overflow: auto; max-height: 60vh; }
.rd-toc li button { width: 100%; display: flex; gap: 10px; align-items: baseline; text-align: left; background: none; border: 0; color: inherit; padding: 10px 6px; border-bottom: 1px solid rgba(255, 255, 255, .07); cursor: pointer; font-weight: 600; }
.rd-toc li button:hover { color: #f5c451; }
.rd-toc li .tn { color: #f5c451; min-width: 22px; font-weight: 800; }
.rd-toc li .tp-n { margin-left: auto; color: #a99c80; }
.rd-toc-close { position: absolute; top: 14px; right: 14px; width: 34px; height: 34px; border-radius: 50%; border: 0; background: rgba(255, 255, 255, .08); color: #fff; cursor: pointer; }
.rd-open { position: absolute; left: 50%; bottom: 4%; transform: translateX(-50%); z-index: 12; padding: 12px 22px; border-radius: 999px; border: 0; cursor: pointer; background: linear-gradient(135deg, #ffdf8a, #f5c451); color: #1c1203; font-weight: 800; box-shadow: 0 12px 30px -8px rgba(229, 154, 26, .9); animation: rd-pulse 2.2s ease-in-out infinite; }
@keyframes rd-pulse { 50% { box-shadow: 0 12px 40px -4px rgba(229, 154, 26, 1); transform: translateX(-50%) scale(1.04); } }
.rd-hint { position: fixed; left: 50%; bottom: 70px; transform: translateX(-50%); z-index: 30; max-width: min(520px, 92vw); padding: 10px 16px; border-radius: 12px; background: rgba(20, 15, 8, .92); border: 1px solid rgba(245, 196, 81, .35); font-size: 13px; text-align: center; animation: rd-hint 6s ease forwards; pointer-events: none; }
@keyframes rd-hint { 0% { opacity: 0; transform: translate(-50%, 10px); } 8%, 85% { opacity: 1; transform: translate(-50%, 0); } 100% { opacity: 0; } }
.rd-measure { position: fixed; left: -10000px; top: 0; width: var(--pw); height: var(--ph); visibility: hidden; }
@media (max-width: 720px) {
  .rd-back span, .rd-title em { display: none; }
  .rd-title { font-size: 12px; }
  .rd-tool { min-width: 32px; height: 32px; padding: 0 6px; }
  .rd-font-dn, .rd-fs-btn { display: none; }
  .rd-nav { width: 38px; height: 38px; font-size: 22px; background: rgba(0, 0, 0, .2); }
}
@media (prefers-reduced-motion: reduce) { :root { --flip: .01s; } .rd-book { transition: none; } .rd-open { animation: none; } }

/* Предложение за език (от page.js) */
.lang-suggest { position: fixed; left: 50%; bottom: 64px; transform: translateX(-50%); z-index: 40; display: flex; align-items: center; gap: 6px; max-width: calc(100vw - 32px); padding: 6px 6px 6px 16px; border-radius: 999px; background: rgba(20, 15, 8, .95); border: 1px solid rgba(245, 196, 81, .4); box-shadow: 0 18px 50px -12px rgba(0, 0, 0, .8); }
.lang-suggest a { color: #ffdf8a; font-weight: 700; font-size: 14px; text-decoration: none; }
.lang-suggest button { border: 0; background: rgba(255, 255, 255, .08); color: #bbb; width: 30px; height: 30px; border-radius: 50%; cursor: pointer; }

/* Защита: без маркиране, копиране, влачене и печат на книгата */
body.reader, .rd-page, .rd-page * { -webkit-user-select: none; user-select: none; -webkit-touch-callout: none; }
.rd-page img { -webkit-user-drag: none; pointer-events: none; }
@media print { body.reader > * { display: none !important; } body.reader::after { content: "Kings Books · kingsforum.net"; display: block; padding: 40px; font: 700 20px sans-serif; color: #000; } }

/* Телефон: страницата заема почти целия екран, листи се с докосване по ръба и с плъзгане */
@media (max-width: 860px), (pointer: coarse) {
  .rd-book.single ~ .rd-nav, .rd-stage:has(.rd-book.single) .rd-nav { display: none; }
}
@media (max-width: 720px) {
  .rd-bar { padding: 8px 10px; gap: 8px; padding-top: calc(8px + env(safe-area-inset-top)); }
  .rd-foot { padding: 8px 14px calc(8px + env(safe-area-inset-bottom)); gap: 10px; }
  #rdPage { min-width: 0; font-size: 12px; white-space: nowrap; }
  .rd-open { bottom: 3%; padding: 12px 20px; white-space: nowrap; font-size: 15px; }
  .rd-hint { top: calc(64px + env(safe-area-inset-top)); bottom: auto; }
  .pg { padding: calc(var(--ph) * .05) calc(var(--pw) * .08) calc(var(--ph) * .04); }
}

/* Корицата никога не се реже: цялата се вижда, а празното място е в цветовете на книгата */
.rd-page.cover { background: radial-gradient(ellipse at 50% 40%, rgba(255, 255, 255, .12), transparent 70%), linear-gradient(160deg, var(--c2), var(--c1)); }
.rd-page.cover img.cv { object-fit: contain; filter: drop-shadow(0 18px 30px rgba(0, 0, 0, .45)); }
.rd-page.cover img.cv-bg { object-fit: cover; filter: blur(22px) brightness(.75) saturate(1.2); transform: scale(1.2); }