:root{--read-bg: #17171b;--read-surface: rgba(255, 255, 255, .05);--read-ink: #e8e8ec;--read-muted: #9a9aa3;--read-line: rgba(255, 255, 255, .12);--read-serif: Georgia, "Iowan Old Style", "Times New Roman", serif;--read-sans: var(--font, system-ui, sans-serif);--read-shadow: 0 24px 70px -40px rgba(0, 0, 0, .8);--read-toast-fg: #14110a}:root[data-theme=claro]{--read-bg: #faf8f4;--read-surface: #ffffff;--read-ink: #1d1c1a;--read-muted: #6b6660;--read-line: rgba(0, 0, 0, .12);--read-shadow: 0 24px 70px -44px rgba(0, 0, 0, .25);--read-toast-fg: #ffffff}:root[data-theme=sepia]{--read-bg: #f3e9d4;--read-surface: #efe2c6;--read-ink: #463829;--read-muted: #6a5840;--read-line: rgba(70, 56, 41, .18);--read-shadow: 0 24px 70px -44px rgba(70, 56, 41, .3);--read-toast-fg: #ffffff}:root[data-theme=ambar]{--read-bg: #14110b;--read-surface: rgba(216, 168, 90, .06);--read-ink: #f1ece1;--read-muted: #b3a890;--read-line: rgba(216, 168, 90, .18);--read-shadow: 0 24px 70px -40px rgba(0, 0, 0, .85)}:root{--rd-acc-light: #2e6b4a;--rd-acc-dark: #5a9e72;--read-accent: var(--rd-acc-dark)}:root[data-palette=sereno]{--rd-acc-light: #3a5f7d;--rd-acc-dark: #6da0c4}:root[data-palette=tinta-papel]{--rd-acc-light: #8b1a2e;--rd-acc-dark: #d07888}:root[data-theme=claro],:root[data-theme=sepia]{--read-accent: var(--rd-acc-light)}:root[data-theme=escuro],:root[data-theme=ambar]{--read-accent: var(--rd-acc-dark)}.reader{max-width:38rem;margin:0 auto;padding:32px 22px 140px;min-height:100vh;background:var(--read-bg);color:var(--read-ink);box-shadow:var(--read-shadow)}.reader[data-family=sans]{--read-active-family: var(--read-sans)}.reader[data-family=serif],.reader:not([data-family]){--read-active-family: var(--read-serif)}.reader-enhanced .toc{display:none}.book-head{margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid var(--read-line)}.book-head h1{font-family:var(--read-serif);font-size:clamp(1.8rem,5vw,2.5rem);line-height:1.12;margin:0 0 8px;color:var(--read-ink)}.book-author{color:var(--read-accent);font-weight:600;margin:0 0 10px}.book-meta{color:var(--read-muted);font-size:.9rem;margin:0}.chapter{margin:0 0 40px;scroll-margin-top:72px}.ch-title{font-family:var(--read-serif);font-size:clamp(1.3rem,3.6vw,1.7rem);color:var(--read-accent);margin:52px 0 22px;scroll-margin-top:72px}.chapter:first-of-type .ch-title{margin-top:0}.chapter p{font-family:var(--read-active-family, var(--read-serif));font-size:calc(1.14rem * var(--read-font-scale, 1));line-height:var(--read-line-height, 1.7);margin:0 0 1.1em;text-align:left;color:var(--read-ink)}.chapter p:last-child{margin-bottom:0}.chapter em{font-style:italic}.reader-progress{position:fixed;inset:0 0 auto;height:3px;background:transparent;z-index:60;pointer-events:none}.reader-progress-fill{height:100%;width:100%;transform:scaleX(0);transform-origin:0 50%;background:linear-gradient(90deg,var(--read-accent),color-mix(in srgb,var(--read-accent) 60%,var(--read-ink)));transition:transform .1s linear}.reader-bar{position:sticky;top:0;z-index:50;display:flex;gap:6px;justify-content:center;flex-wrap:wrap;padding:8px 10px;background:var(--read-bg);background:color-mix(in srgb,var(--read-bg) 88%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--read-line)}.rb-btn{appearance:none;border:1px solid var(--read-line);background:var(--read-surface);color:var(--read-ink);font:inherit;font-size:.86rem;line-height:1;padding:8px 12px;border-radius:999px;cursor:pointer;transition:border-color .15s,color .15s}.rb-btn:hover,.rb-btn:focus-visible{border-color:var(--read-accent);color:var(--read-accent)}.rb-btn[aria-pressed=true]{border-color:var(--read-accent);color:var(--read-accent)}.reader-pop{position:fixed;top:52px;left:50%;transform:translate(-50%);z-index:55;min-width:240px;background:var(--read-surface);color:var(--read-ink);border:1px solid var(--read-line);border-radius:14px;padding:12px;box-shadow:0 18px 50px -24px #0009;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background-color:color-mix(in srgb,var(--read-bg) 94%,transparent)}.reader-pop[hidden]{display:none}.pop-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:8px 4px}.pop-row+.pop-row{border-top:1px solid var(--read-line)}.pop-ctl{display:inline-flex;gap:6px}.pop-ctl button,.theme-swatch{appearance:none;border:1px solid var(--read-line);background:var(--read-bg);color:var(--read-ink);font:inherit;padding:6px 12px;border-radius:8px;cursor:pointer}.pop-ctl button:hover,.theme-swatch:hover{border-color:var(--read-accent)}.reader-pop-theme{display:grid;grid-template-columns:1fr 1fr;gap:8px}.theme-swatch.active{border-color:var(--read-accent);color:var(--read-accent);font-weight:600}.reader-drawer{position:fixed;top:0;right:0;bottom:0;width:min(88vw,340px);z-index:70;background:var(--read-bg);color:var(--read-ink);border-left:1px solid var(--read-line);box-shadow:-20px 0 60px -30px #000000b3;transform:translate(100%);transition:transform .22s ease;overflow-y:auto;padding:16px 16px 40px;overscroll-behavior:contain}.reader-drawer.open{transform:translate(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;margin:18px 0 8px;color:var(--read-muted);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase}.drawer-head:first-child{margin-top:0}.drawer-toc{display:grid;gap:2px}.drawer-toc-link{display:block;color:var(--read-ink);text-decoration:none;padding:7px 10px;border-radius:8px;font-size:.92rem}.drawer-toc-link:hover{background:var(--read-surface)}.drawer-toc-link.active{color:var(--read-accent);background:var(--read-surface);font-weight:600}.drawer-bookmarks{list-style:none;margin:0;padding:0;display:grid;gap:4px}.drawer-bookmarks li{display:flex;align-items:center;gap:6px}.bm-jump{flex:1;text-align:left;appearance:none;border:0;background:none;color:var(--read-ink);font:inherit;font-size:.9rem;padding:7px 10px;border-radius:8px;cursor:pointer}.bm-jump:hover{background:var(--read-surface);color:var(--read-accent)}.bm-del{appearance:none;border:0;background:none;color:var(--read-muted);cursor:pointer;padding:6px 8px;border-radius:8px;line-height:1}.bm-del:hover{color:var(--bad, #f87171)}.drawer-empty{color:var(--read-muted);font-size:.88rem;margin:4px 2px}.reader-scrim{position:fixed;inset:0;z-index:65;background:#00000080;opacity:0;visibility:hidden;transition:opacity .2s,visibility .2s}.reader-scrim.show{opacity:1;visibility:visible}.reader-toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%) translateY(10px);z-index:80;background:var(--read-accent);color:var(--read-toast-fg, #14110a);font-weight:600;font-size:.9rem;padding:10px 18px;border-radius:999px;opacity:0;visibility:hidden;transition:opacity .2s,transform .2s,visibility .2s}.reader-toast.show{opacity:1;visibility:visible;transform:translate(-50%) translateY(0)}.reader-focus-exit{position:fixed;bottom:18px;right:18px;z-index:80;appearance:none;border:1px solid var(--read-line);background:var(--read-surface);color:var(--read-ink);font:inherit;font-size:.85rem;padding:9px 14px;border-radius:999px;cursor:pointer;display:none;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.reader-focus-exit:hover{border-color:var(--read-accent);color:var(--read-accent)}:root.reader-focus body{background:var(--read-bg)}:root.reader-focus header.site,:root.reader-focus footer.site,:root.reader-focus .reader-bar,:root.reader-focus .reader-progress{display:none}:root.reader-focus .reader{box-shadow:none}:root.reader-focus .reader-focus-exit{display:block}@media (max-width: 560px){.reader{padding:24px 18px 120px;box-shadow:none}.reader-bar{justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap}:root.reader-paged .reader{padding:6px 18px 56px;--page-gap: 32px}}:root.reader-paged,:root.reader-paged body{height:100vh;height:100dvh;overflow:hidden}:root.reader-paged body{display:flex;flex-direction:column}:root.reader-paged header.site,:root.reader-paged .reader-bar{flex:0 0 auto}:root.reader-paged footer.site,:root.reader-paged .reader-progress{display:none}:root.reader-paged .reader{flex:1 1 auto;min-height:0;width:100%;max-width:44rem;margin:0 auto;padding:10px 26px 60px;overflow:hidden;box-shadow:none;position:relative;cursor:pointer;--page-gap: 48px}:root.reader-paged .book{height:100%;column-gap:var(--page-gap, 48px);column-fill:auto;transition:transform .32s cubic-bezier(.22,.61,.36,1);will-change:transform}:root.reader-paged .chapter{break-before:column;margin-bottom:0}:root.reader-paged .book a,:root.reader-paged .book button{cursor:auto}.reader-pageinfo{position:fixed;left:50%;bottom:10px;transform:translate(-50%);z-index:45;font-size:.78rem;color:var(--read-muted);background:var(--read-bg);border:1px solid var(--read-line);padding:4px 12px;border-radius:999px;pointer-events:none;display:none}:root.reader-paged .reader-pageinfo{display:block}@media (prefers-reduced-motion: reduce){.reader-drawer,.reader-scrim,.reader-toast,.reader-progress-fill,:root.reader-paged .book{transition:none}}.drawer-offline{display:flex;flex-direction:column;gap:.5rem}.drawer-offline-head{margin-top:.5rem}.offline-btn{align-self:flex-start}.offline-note{margin:0}