/* ==========================================================================
   Field Fiction — the paginated short-story reader.
   Loaded only by /fiction/*.html story pages, alongside site.css.

   How it degrades: by default every .page is stacked and visible inside
   the frame, so with JavaScript off (or before reader.js finishes
   loading) a story is a normal, fully readable scrolling page — the
   frame just becomes a tall scrollable card instead of a paginated one.
   reader.js adds the "js-paginated" class to <body> once it has found
   the pages and wired up the controls, and ONLY THEN do the page-flip
   rules below kick in. Never assume JS ran.
   ========================================================================== */

.reader-page-wrap{
  padding-block: 36px 56px;
  padding-inline: 20px;
  display: flex;
  justify-content: center;
}

/* ---------- the device shell (bezel) + screen ---------- */
.ereader-shell{
  width: 100%;
  max-width: 460px;
  background: linear-gradient(160deg, var(--ink-3), var(--ink));
  border: 1px solid rgba(199,154,107,0.16);
  border-radius: 22px;
  padding: 14px;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.05) inset,
    0 30px 60px -20px rgba(0,0,0,0.7),
    0 6px 20px rgba(0,0,0,0.5);
}

.ereader{
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--ink-2);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(199,154,107,0.1);

  /* book-page proportions (6x9) on screens with room for it */
  aspect-ratio: 2 / 3;
  max-height: 78vh;
}

/* ---------- phones: the reader takes over the screen instead of
   sitting in a small boxed-in card. Minimal gutter, no bezel padding,
   and the frame fills almost all of the viewport height so it reads
   like a real reading app, not a widget on a page. ---------- */
@media (max-width: 640px){
  .reader-page-wrap{
    padding-block: 10px 14px;
    padding-inline: 8px;
  }
  .ereader-shell{
    max-width: 100%;
    padding: 0;
    border-radius: 16px;
    box-shadow: 0 12px 30px -14px rgba(0,0,0,0.6);
  }
  .ereader{
    aspect-ratio: auto;
    /* fill almost the whole viewport below the sticky nav, adapting to
       mobile browsers that show/hide their URL bar (dvh handles that) */
    height: calc(100dvh - 128px);
    min-height: 520px;
    max-height: none;
    border-radius: 16px;
  }
}

@media (max-width: 400px){
  .reader-page-wrap{ padding-inline: 4px; }
  .ereader-shell{ border-radius: 12px; }
  .ereader{ height: calc(100dvh - 118px); border-radius: 12px; }
}

/* ---------- top bar: progress + page count ---------- */
.ereader-topbar{
  flex: none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  padding: 12px 18px 10px;
  border-bottom: 1px solid rgba(199,154,107,0.12);
  font-family:"Inter", system-ui, sans-serif;
}
.ereader-progress-track{
  position: relative;
  flex: 1;
  height: 3px;
  border-radius: 2px;
  background: rgba(199,154,107,0.14);
  overflow: hidden;
}
.ereader-progress-fill{
  height: 100%;
  width: 0%;
  background: linear-gradient(to right, var(--accent-soft), var(--accent));
  transition: width .35s ease;
}
.ereader-page-count{
  flex: none;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--paper-dim);
  white-space: nowrap;
}

/* ---------- the scrollable "screen" ---------- */
.ereader-screen{
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0 26px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-soft) transparent;
}
.ereader-screen::-webkit-scrollbar{ width: 6px; }
.ereader-screen::-webkit-scrollbar-thumb{ background: var(--accent-soft); border-radius: 3px; }

.page{
  padding-block: 26px 30px;
}

/* Cover "title page" */
.page.cover-page{
  text-align: center;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: 20px;
}
.page.cover-page .eyebrow{ margin-bottom: 12px; }
.page.cover-page h1.title{
  font-size: clamp(1.5rem, 7vw, 2rem);
  line-height: 1.15;
}
.page.cover-page .story-meta{
  font-family:"Inter", system-ui, sans-serif;
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--paper-dim);
  margin: 12px 0 0;
}
.page.cover-page .hook{
  max-width: 34ch;
  margin: 18px auto 0;
  color: var(--paper-dim);
  font-style: italic;
  font-size: 0.95rem;
}
.begin-reading{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  margin: 28px auto 0;
  font-family:"Inter", system-ui, sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--accent);
  border: none;
  cursor: pointer;
  padding: 12px 22px;
  border-radius: 3px;
  box-shadow: 0 6px 18px -8px rgba(199,154,107,0.55);
  transition: transform .15s ease;
}
.begin-reading:hover{ transform: translateY(-1px); }
.begin-reading svg{ width:13px; height:13px; }
body.js-paginated .begin-reading{ display: inline-flex; }
.begin-reading{ display: none; } /* only meaningful once paginated */

/* Chapter label at the top of a page that opens a new chapter */
.chapter-label{
  display:block;
  font-family:"Inter", system-ui, sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 18px;
}

/* Base reading size lives on .page-body itself, in rem. The A-/A+
   controls resize THIS element (see reader.js). Paragraphs below are
   sized in "em" so they scale with it — "rem" would ignore that resize
   entirely, since rem always measures from the root <html> element,
   never from an ancestor like .page-body. That mismatch was the bug. */
.page-body{
  font-size: 0.96rem;
}
.page .page-body p{
  color: var(--paper-dim);
  font-size: 1em;
  margin: 0 0 16px;
}
.page .page-body p:last-child{ margin-bottom: 0; }

/* End / CTA page */
.page.end-page{
  text-align: center;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.page.end-page .eyebrow{ margin-bottom: 12px; }
.page.end-page h2{
  font-family:"Fraunces", Georgia, serif;
  font-weight: 500;
  font-size: 1.3rem;
  margin: 0 0 12px;
}
.page.end-page p{
  color: var(--paper-dim);
  font-size: 0.92rem;
  max-width: 36ch;
  margin: 0 auto 20px;
}
.page.end-page .buy-row{ justify-content: center; flex-wrap: wrap; }
.page.end-page .buy{ font-size: 0.78rem; padding: 9px 16px; }
.page.end-page .end-links{
  margin-top: 22px;
  display:flex;
  flex-wrap: wrap;
  justify-content:center;
  gap: 14px;
}
.page.end-page .end-links a{
  font-family:"Inter", system-ui, sans-serif;
  font-size: 0.76rem;
  letter-spacing: 0.03em;
  text-decoration: none;
  color: var(--paper-dim);
  border-bottom: 1px solid transparent;
}
.page.end-page .end-links a:hover{ color: var(--accent); border-color: var(--accent); }

/* ---------- paginated state (JS active) ---------- */
body.js-paginated .page{ display: none; }
body.js-paginated .page.active{
  display: block;
  animation: page-in .32s ease both;
  min-height: 100%;
}
@keyframes page-in{
  from{ opacity: 0; transform: translateY(8px); }
  to{ opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce){
  body.js-paginated .page.active{ animation: none; }
}

/* ---------- bottom toolbar (prev / page count / font size / next) ---------- */
.ereader-toolbar{
  flex: none;
  display: none;
  align-items:center;
  justify-content:space-between;
  gap: 8px;
  padding: 10px 14px;
  border-top: 1px solid rgba(199,154,107,0.12);
  background: rgba(12,13,16,0.4);
  font-family:"Inter", system-ui, sans-serif;
}
body.js-paginated .ereader-toolbar{ display: flex; }

.reader-nav-btn{
  display:inline-flex;
  align-items:center;
  gap: 5px;
  background: transparent;
  border: 1px solid rgba(242,237,226,0.25);
  color: var(--paper);
  font-family:"Inter", system-ui, sans-serif;
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  padding: 7px 12px;
  border-radius: 3px;
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease;
}
.reader-nav-btn:hover:not(:disabled){ border-color: var(--accent); color: var(--accent); }
.reader-nav-btn:disabled{ opacity: 0.3; cursor: default; }
.reader-nav-btn svg{ width: 12px; height:12px; }

.font-controls{
  display:flex;
  gap: 5px;
}
.font-btn{
  width: 26px; height: 26px;
  display:flex; align-items:center; justify-content:center;
  background: transparent;
  border: 1px solid rgba(242,237,226,0.25);
  color: var(--paper-dim);
  font-family:"Inter", system-ui, sans-serif;
  font-size: 0.72rem;
  border-radius: 3px;
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease;
}
.font-btn:hover{ border-color: var(--accent); color: var(--accent); }

@media (max-width: 380px){
  .reader-nav-btn span{ display: none; } /* icon-only on very narrow screens */
}

/* ---------- paragraph reveal (subtle, applies inside the active page) ---------- */
body.js-paginated .page .page-body p{
  opacity: 0;
  transform: translateY(5px);
  animation: para-in .45s ease forwards;
}
@media (prefers-reduced-motion: reduce){
  body.js-paginated .page .page-body p{ opacity: 1; transform: none; animation: none; }
}
@keyframes para-in{
  to{ opacity: 1; transform: translateY(0); }
}
body.js-paginated .page .page-body p:nth-child(1){ animation-delay: .04s; }
body.js-paginated .page .page-body p:nth-child(2){ animation-delay: .09s; }
body.js-paginated .page .page-body p:nth-child(3){ animation-delay: .14s; }
body.js-paginated .page .page-body p:nth-child(4){ animation-delay: .19s; }
body.js-paginated .page .page-body p:nth-child(5){ animation-delay: .24s; }
body.js-paginated .page .page-body p:nth-child(n+6){ animation-delay: .28s; }
