/* ---------- Tokens ---------- */
:root {
  --bg: #E6E7EA;        /* cool stone */
  --ink: #1F1D2B;
  --muted: #5E5B6E;
  --accent: #4B3F91;    /* indigo */
  --rule: #C9C8D1;
  --shelf: #7D6F5A;
  --size: 19px;
  --serif: "Literata", "Noto Naskh Arabic", Georgia, serif;
  --arabic: "Noto Naskh Arabic", "Literata", serif;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #16142A;        /* night indigo */
  --ink: #E4D8C0;       /* sand */
  --muted: #9C93B0;
  --accent: #E0A84A;    /* ember gold */
  --rule: #34304F;
  --shelf: #2B2746;
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #16142A; --ink: #E4D8C0; --muted: #9C93B0;
    --accent: #E0A84A; --rule: #34304F; --shelf: #2B2746;
    color-scheme: dark;
  }
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.6;
}
a { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
[dir="rtl"] { font-family: var(--arabic); }

.tool {
  font: inherit; font-size: 15px;
  background: none; color: var(--ink);
  border: 1px solid var(--rule); border-radius: 6px;
  padding: 6px 10px; cursor: pointer; line-height: 1;
}
.tool:hover { border-color: var(--accent); }
.corner { position: fixed; top: 14px; right: 14px; }

/* ---------- Library ---------- */
.library { max-width: 1040px; margin: 0 auto; padding: 12vh 24px 64px; }
.library h1 { font-size: clamp(2.2rem, 6vw, 3.6rem); font-weight: 400; margin: 0 0 48px; letter-spacing: -0.01em; }
.shelf {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 40px 28px;
}
.book-card { margin: 0; }
.book-link { position: relative; display: block; color: var(--ink); text-decoration: none; }
.book-cover {
  display: block; width: 100%; aspect-ratio: 2 / 3; object-fit: cover;
  border-radius: 2px 4px 4px 2px;
  box-shadow: inset 6px 0 0 rgba(0,0,0,.18), 0 14px 26px -12px rgba(0,0,0,.55);
  transition: transform .22s ease;
}
.book-link:hover .book-cover, .book-link:focus-visible .book-cover { transform: translateY(-10px); }
.cover-fallback {
  background: var(--spine); color: #F4EEE2;
  display: flex; align-items: flex-end; padding: 18px; font-size: 1.2rem; line-height: 1.25; font-weight: 600;
}
.card-title { display: block; margin-top: 14px; font-weight: 600; line-height: 1.3; }
.card-meta, .card-progress { margin: 2px 0 0; color: var(--muted); font-size: 15px; }
.card-progress { color: var(--accent); }
.soon-cover {
  display: block; width: min(320px, 70vw); height: auto; margin: 0 auto 28px;
  border-radius: 2px 5px 5px 2px; box-shadow: 0 24px 48px -20px rgba(0,0,0,.6);
}
.card-new { margin: 6px 0 0; font-size: 14px; font-weight: 600; color: var(--accent); }
.card-warn { margin: 6px 0 0; font-size: 14px; color: #B3261E; }
.ribbon {
  position: absolute; top: 0; right: 18px;
  width: 14px; height: 48px; background: var(--accent);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 50% 78%, 0 100%);
}
[dir="rtl"] .ribbon { right: auto; left: 18px; }

/* ---------- Cover page ---------- */
.cover-page {
  min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; padding: 64px 24px 40px;
}
.cover-link img {
  display: block; height: min(70vh, 640px); max-width: 88vw; width: auto; object-fit: contain;
  border-radius: 2px 5px 5px 2px;
  box-shadow: inset 8px 0 0 rgba(0,0,0,.2), 0 30px 60px -24px rgba(0,0,0,.6);
}
.cover-page .actions { justify-content: center; margin: 32px 0 0; }
.corner { display: flex; gap: 6px; }
.corner a.tool { text-decoration: none; }

/* ---------- Front matter ---------- */
.front { max-width: 36em; margin: 0 auto; padding: 10vh 24px 48px; font-size: var(--size); }
.front h1 { font-size: 2em; font-weight: 400; line-height: 1.15; margin: 0 0 .4em; }
.title-page { text-align: center; }
.title-page h1 { font-size: clamp(2.2rem, 6vw, 3.4rem); }
.title-page .actions { justify-content: center; }
.title-page .desc { text-align: start; max-width: 30em; margin: 1.6em auto 0; }
.dedication { text-align: center; font-style: italic; padding-top: 24vh; }
.dedication .prose p + p { text-indent: 0; margin-top: .6em; }
.contents .toc-list { margin-top: 12px; }

/* ---------- Shared bits ---------- */
.back { font-size: 15px; text-decoration: none; }
.back::before { content: "‹ "; }
.author { color: var(--muted); margin: 0; font-style: italic; }
.desc { color: var(--muted); margin: 18px 0 0; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 32px 0 40px; }
.btn {
  display: inline-block; padding: 11px 20px; border-radius: 6px;
  background: var(--accent); color: var(--bg); text-decoration: none; font-weight: 600;
}
.btn.btn-alt { background: none; color: var(--accent); border: 1px solid var(--accent); }

.toc-list { margin: 0; padding: 0 0 0 2.2em; border-top: 1px solid var(--rule); }
[dir="rtl"] .toc-list, .toc-list[dir="rtl"] { padding: 0 2.2em 0 0; }
.toc-list li { border-bottom: 1px solid var(--rule); color: var(--muted); padding-inline-start: 6px; }
.toc-list a { display: block; padding: 11px 0; color: var(--ink); text-decoration: none; }
.toc-list a:hover { color: var(--accent); }
.toc-list .is-current a { color: var(--accent); font-weight: 600; }

/* ---------- Reader ---------- */
.bar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 10px 16px; background: var(--bg);
  border-bottom: 1px solid var(--rule);
}
.bar-book { color: var(--muted); text-decoration: none; font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar-tools { display: flex; gap: 6px; flex-shrink: 0; }
.progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; }
#progress-fill { display: block; height: 100%; width: 0; background: var(--accent); }

.page { max-width: 36em; margin: 0 auto; padding: 56px 24px 48px; font-size: var(--size); }
.ch-num { color: var(--muted); font-size: 15px; margin: 0; }
[dir="rtl"] .ch-num { text-align: right; }
.page h1 { font-size: 2em; font-weight: 400; line-height: 1.2; margin: .3em 0 1.4em; }

.prose { line-height: 1.75; hyphens: auto; }
[dir="rtl"] .prose { line-height: 2; hyphens: manual; }
.prose p { margin: 0; }
.prose p + p { text-indent: 1.5em; }
.prose h2, .prose h3 { font-weight: 600; line-height: 1.3; margin: 2em 0 .7em; }
.prose h2 { font-size: 1.3em; } .prose h3 { font-size: 1.1em; }
.prose hr { border: 0; margin: 2em 0; text-align: center; color: var(--muted); }
.prose hr::after { content: "⁂"; font-size: 1.1em; }
.prose blockquote { margin: 1.2em 0; padding-inline-start: 1.2em; border-inline-start: 3px solid var(--rule); color: var(--muted); font-style: italic; }
.prose ul, .prose ol { margin: 1em 0; padding-inline-start: 1.5em; }
.prose img { max-width: 100%; height: auto; display: block; margin: 1.5em auto; }
.prose code { font-size: .88em; background: var(--rule); padding: .1em .3em; border-radius: 3px; }
.prose p + ul, .prose p + ol, .prose ul + p, .prose ol + p,
.prose hr + p, .prose h2 + p, .prose h3 + p, .prose blockquote + p { text-indent: 0; }

.pager {
  display: flex; justify-content: space-between; gap: 16px;
  margin-top: 64px; padding-top: 24px; border-top: 1px solid var(--rule);
  font-size: 16px;
}
.pager a { text-decoration: none; color: var(--ink); max-width: 48%; }
.pager a:hover { color: var(--accent); }
.pager small { display: block; color: var(--muted); font-size: 13px; }
#next { text-align: end; margin-inline-start: auto; }

/* ---------- Chapter drawer ---------- */
#toc {
  border: 0; padding: 0; margin: 0 0 0 auto;
  height: 100%; max-height: 100%; width: min(380px, 90vw);
  background: var(--bg); color: var(--ink);
  border-left: 1px solid var(--rule);
}
#toc::backdrop { background: rgba(10, 8, 20, .45); }
.toc-head { position: sticky; top: 0; display: flex; justify-content: space-between; font-size: 15px; align-items: center; gap: 10px; padding: 14px 16px; background: var(--bg); border-bottom: 1px solid var(--rule); }
#toc .toc-list { border-top: 0; padding-inline-end: 16px; }

@media (max-width: 520px) {
  .shelf { grid-template-columns: repeat(2, 1fr); gap: 32px 18px; }
  .tool { padding: 6px 8px; }
  .page { padding-top: 36px; }
}
@media (prefers-reduced-motion: reduce) {
  .book-cover { transition: none; }
}

/* ---------- The Bookshop (library page, 2026-10-18) ----------
   Matches the Bookshop in the town: night, leather spines, gold leaf, wooden shelves.
   Always this look, whatever reading theme is chosen. */
[data-page="library"] {
  --bg: #120c0a; --ink: #f1e6d2; --muted: #b9a68a; --accent: #d9a84e; --rule: #3a2a20;
  color-scheme: dark;
  background:
    radial-gradient(ellipse 70% 45% at 50% 0%, rgba(232, 160, 70, .20), transparent 70%),
    radial-gradient(ellipse 120% 80% at 50% 120%, rgba(90, 20, 18, .35), transparent 70%),
    var(--bg);
  background-color: #120c0a;
  min-height: 100vh;
}
[data-page="library"] .corner { display: none; }
[data-page="library"] .library { padding-top: 40px; }

.shop-sign { text-align: center; margin: 0 0 56px; }
.shop-front {
  width: 260px; height: 235px; margin: 0 auto 6px;
  background: url(/town/town-on.webp) no-repeat; background-size: 1247px auto; background-position: -499px -27px;
  -webkit-mask-image: radial-gradient(ellipse 58% 60% at 50% 48%, #000 62%, transparent 100%);
          mask-image: radial-gradient(ellipse 58% 60% at 50% 48%, #000 62%, transparent 100%);
  filter: drop-shadow(0 0 26px rgba(232, 160, 70, .35));
}
[data-page="library"] .library h1 {
  margin: 0; font-weight: 600; letter-spacing: .02em; font-size: clamp(2.6rem, 7vw, 4.2rem); line-height: 1.05;
  background: linear-gradient(180deg, #f7e2a6 0%, #d9a84e 45%, #a8742a 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 2px 0 rgba(0, 0, 0, .6));
}
.shop-tag { margin: 10px 0 0; font-style: italic; color: var(--muted); }
.shop-rule {
  width: min(420px, 70%); height: 1px; margin: 22px auto 0; border: 0;
  background: linear-gradient(90deg, transparent, #d9a84e, transparent);
}

/* Wooden shelves: each card stands on a plank that joins its neighbours across the gap. */
[data-page="library"] .shelf { gap: 64px 28px; padding: 0 6px; grid-template-columns: repeat(auto-fit, minmax(170px, 210px)); justify-content: center; }
[data-page="library"] .book-card { position: relative; container-type: inline-size; }
[data-page="library"] .book-card::before {
  content: ""; position: absolute; z-index: 0; left: -15px; right: -15px; top: calc(150cqw - 2px); height: 16px;
  background: linear-gradient(180deg, #8a5a33 0%, #6b4223 40%, #3e2512 100%);
  box-shadow: 0 10px 18px -6px rgba(0, 0, 0, .8), inset 0 1px 0 rgba(255, 220, 170, .25);
}
[data-page="library"] .book-link { z-index: 1; }
[data-page="library"] .book-cover {
  box-shadow: inset 6px 0 0 rgba(0, 0, 0, .25), 0 0 0 1px rgba(255, 230, 190, .06), 0 18px 30px -14px rgba(0, 0, 0, .9);
}
[data-page="library"] .book-link:hover .book-cover,
[data-page="library"] .book-link:focus-visible .book-cover { transform: translateY(-12px); box-shadow: inset 6px 0 0 rgba(0,0,0,.25), 0 26px 40px -16px rgba(232, 160, 70, .45); }
[data-page="library"] .card-title { margin-top: 26px; color: var(--ink); }
[data-page="library"] .book-link:hover .card-title { color: var(--accent); }
[data-page="library"] .card-meta { color: var(--muted); }
[data-page="library"] .card-new, [data-page="library"] .card-progress { color: var(--accent); }
[data-page="library"] .ribbon { background: linear-gradient(180deg, #f2cf7a, #b8862f); }
@media (max-width: 520px) {
  [data-page="library"] .shelf { grid-template-columns: repeat(2, 1fr); gap: 56px 22px; }
  [data-page="library"] .book-card::before { left: -12px; right: -12px; }
  .shop-front { width: 200px; height: 181px; background-size: 959px auto; background-position: -384px -21px; }
}