/*
 * PsyGuild Reader – final runtime layer
 * One physical page is rendered at a time. This deliberately overrides the
 * historical 3D/column experiments so every viewport uses the same reliable
 * pagination geometry.
 */

.pg-book-layout-wrapper.pg-book-single-page-mode {
  min-height: calc(100dvh - var(--pg-header-height, 80px));
  height: auto !important;
  overflow: visible !important;
  padding: 1rem 0 !important;
  background: linear-gradient(180deg, #f6fcff 0%, #eaf7fc 100%) !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-layout-inner {
  display: grid !important;
  grid-template-columns: minmax(15.5rem, 18rem) minmax(0, 1fr) !important;
  align-items: center !important;
  gap: clamp(1rem, 2vw, 2rem) !important;
  width: min(100%, 1240px) !important;
  height: auto !important;
  min-height: 0 !important;
  padding: 0 1rem !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-sidebar {
  min-width: 0;
  height: var(--pg-book-sidebar-height, auto) !important;
  max-height: var(--pg-book-sidebar-height, 42rem) !important;
  overflow: hidden;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-sidebar-sticky {
  height: 100%;
  overflow-y: auto !important;
  overscroll-behavior: contain;
  padding-right: 0.4rem;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-stage,
.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-stage-inner {
  width: 100% !important;
  min-width: 0;
  height: auto !important;
  padding: 0 !important;
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-container {
  width: min(100%, 920px) !important;
  max-width: 920px !important;
  height: auto !important;
  max-height: none !important;
  aspect-ratio: 900 / 590 !important;
  margin: 0 auto !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-el {
  padding: 7px !important;
  border-radius: 18px !important;
  background: #153354 !important;
  box-shadow: 0 20px 48px rgba(15, 23, 42, 0.16) !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-paper-stack,
.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-sheet,
.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-sheet-static,
.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-pages-wrap::after {
  display: none !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-pages-wrap {
  position: relative !important;
  width: 100% !important;
  height: 100% !important;
  overflow: hidden !important;
  border-radius: 12px !important;
  background: #fffdf7 !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page {
  position: absolute !important;
  inset: 0 !important;
  display: none !important;
  width: 100% !important;
  height: 100% !important;
  min-width: 0 !important;
  min-height: 0 !important;
  box-sizing: border-box !important;
  padding: clamp(1.75rem, 4vw, 2.75rem) clamp(2.1rem, 5vw, 3.5rem) clamp(1.25rem, 2.5vw, 1.9rem) !important;
  overflow: hidden !important;
  background: linear-gradient(180deg, #fffefa, #fff9ed) !important;
  border: 0 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page.is-active-single,
.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-measure-page {
  display: flex !important;
  flex-direction: column !important;
}

/* The paginator's measuring page must keep its inline pixel dimensions. It is
   not a visible book page and must never inherit the flex sizing rules above. */
.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-measure-page {
  inset: auto !important;
  left: -99999px !important;
  top: -99999px !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-measure-content {
  position: absolute !important;
  display: block !important;
  flex: none !important;
  min-height: 0 !important;
  padding: 0 !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page-content {
  flex: 1 1 auto !important;
  min-width: 0 !important;
  min-height: 0 !important;
  overflow: hidden !important;
  display: block !important;
  padding: 0 !important;
  color: #27211d !important;
  font-family: "Source Sans 3", "Noto Sans", sans-serif !important;
  font-size: 1rem !important;
  line-height: 1.66 !important;
  text-align: left !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode.font-small .pg-book-page-content { font-size: 0.91rem !important; line-height: 1.6 !important; }
.pg-book-layout-wrapper.pg-book-single-page-mode.font-large .pg-book-page-content { font-size: 1.1rem !important; line-height: 1.72 !important; }

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page-content :is(p, li) {
  margin: 0 0 0.78rem !important;
  color: inherit !important;
  line-height: inherit !important;
  text-indent: 0 !important;
  overflow-wrap: break-word !important;
  word-break: normal !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page-content :is(h2, h3, h4, h5, h6) {
  margin: 0 0 0.7rem !important;
  color: #172033 !important;
  line-height: 1.2 !important;
  overflow-wrap: anywhere !important;
  break-after: avoid !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page-content h2 { font-size: clamp(1.35rem, 2.4vw, 1.8rem) !important; }
.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page-content h3 { font-size: clamp(1.12rem, 2vw, 1.38rem) !important; }

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page-content :is(img, video, iframe) {
  display: block;
  max-width: 100% !important;
  max-height: 12rem !important;
  width: auto !important;
  height: auto !important;
  margin: 0.7rem auto !important;
  object-fit: contain !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page-content :is(pre, .book-table-wrap) {
  max-width: 100% !important;
  max-height: 12rem;
  overflow: auto !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page-footer {
  flex: 0 0 auto !important;
  min-height: 1.85rem;
  margin: 0.75rem 0 0 !important;
  padding-top: 0.55rem !important;
  color: #718096 !important;
  font-size: 0.76rem !important;
  line-height: 1.2 !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-flip-trigger {
  top: 50% !important;
  bottom: auto !important;
  width: 42px !important;
  min-width: 42px !important;
  height: 64px !important;
  transform: translateY(-50%) !important;
  z-index: 30 !important;
}

.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-flip-trigger.is-prev { left: 0 !important; }
.pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-flip-trigger.is-next { right: 0 !important; }
.pg-book-layout-wrapper.pg-book-single-page-mode .pg-flip-indicator { display: inline-flex !important; }

@media (max-width: 1024px) {
  .pg-book-layout-wrapper.pg-book-single-page-mode {
    min-height: auto;
    padding: 0.35rem 0 0 !important;
  }

  .pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-layout-inner {
    display: block !important;
    width: 100% !important;
    padding: 0 !important;
  }

  .pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-sidebar { display: none !important; }

  .pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-stage { display: block !important; }

  .pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-container {
    width: min(calc(100dvw - 0.75rem), 430px) !important;
    max-width: calc(100dvw - 0.75rem) !important;
    aspect-ratio: 1 / 1.42 !important;
  }

  .pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-el {
    padding: 3px !important;
    border-radius: 12px !important;
    background: #d8edf5 !important;
    box-shadow: 0 12px 28px rgba(15, 23, 42, 0.14) !important;
  }

  .pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-pages-wrap { border-radius: 10px !important; }

  .pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page {
    padding: 1rem 2.55rem 0.9rem 2.2rem !important;
  }

  .pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page-content {
    font-size: 0.96rem !important;
    line-height: 1.62 !important;
  }

  .pg-book-layout-wrapper.pg-book-single-page-mode.font-small .pg-book-page-content { font-size: 0.89rem !important; }
  .pg-book-layout-wrapper.pg-book-single-page-mode.font-large .pg-book-page-content { font-size: 1.03rem !important; line-height: 1.68 !important; }

  .pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page-content :is(p, li) { margin-bottom: 0.62rem !important; }
  .pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-page-footer { min-height: 1.55rem; margin-top: 0.45rem !important; }
  .pg-book-layout-wrapper.pg-book-single-page-mode .pg-book-flip-trigger { height: 58px !important; }

  /* Share options belong to the mobile reading-settings panel. Keep them in
     normal flow so the menu expands inside its frame instead of escaping off
     the left edge of a narrow viewport. */
  .pg-book-layout-wrapper .pg-book-mobile-left-panel {
    max-height: min(70dvh, 34rem);
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .pg-book-layout-wrapper .pg-book-mobile-left-panel .pg-article-share--mobile {
    grid-column: 1 / -1;
    width: 100%;
    min-width: 0;
	position: static;
  }

  .pg-book-layout-wrapper .pg-book-mobile-left-panel .pg-article-share--mobile .pg-article-share-menu {
    /* Overlay the lower tool tiles instead of expanding the panel upward. */
    position: absolute !important;
    left: 1rem !important;
    right: 1rem !important;
    top: auto !important;
    bottom: 4.8rem !important;
    width: auto !important;
    min-width: 0;
    margin: 0;
    box-sizing: border-box;
    border-radius: .75rem;
    box-shadow: 0 .9rem 2rem rgba(15, 23, 42, .18), inset 0 0 0 1px rgba(15, 23, 42, .05);
    z-index: 12;
  }

  .pg-book-layout-wrapper .pg-book-mobile-left-panel .pg-article-share-menu :is(a, button) {
    min-height: 2.35rem;
    justify-content: center;
    text-align: center;
  }

  /* Opening share is a focused sub-view, not an overlay on top of the tool
     grid. This keeps every option readable on short phone screens. */
  .pg-book-layout-wrapper .pg-book-mobile-left-panel:has(.pg-article-share-menu:not([hidden])) {
    grid-template-columns: 1fr;
    width: min(19rem, calc(100vw - 2rem)) !important;
  }

  .pg-book-layout-wrapper .pg-book-mobile-left-panel:has(.pg-article-share-menu:not([hidden]))::before {
    content: "Chia sẻ bài viết";
  }

  .pg-book-layout-wrapper .pg-book-mobile-left-panel:has(.pg-article-share-menu:not([hidden]))::after {
    content: "Chạm ra ngoài để đóng";
  }

  .pg-book-layout-wrapper .pg-book-mobile-left-panel:has(.pg-article-share-menu:not([hidden])) > .pg-book-mobile-left-btn {
    display: none !important;
  }

  .pg-book-layout-wrapper .pg-book-mobile-left-panel:has(.pg-article-share-menu:not([hidden])) .pg-article-share--mobile {
    display: block;
  }

  .pg-book-layout-wrapper .pg-book-mobile-left-panel:has(.pg-article-share-menu:not([hidden])) .pg-article-share-menu {
    position: static !important;
    width: 100% !important;
    margin-top: .5rem;
    box-shadow: inset 0 0 0 1px rgba(15, 23, 42, .05);
  }
}