* {
  box-sizing: border-box;
}
body {
  height: 100vh;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  margin: 0;
  background: #f2eee5;
  color: #282723;
  font:
    14px -apple-system,
    BlinkMacSystemFont,
    sans-serif;
}
header {
  flex: none;
  height: 90px;
  padding: 15px 26px;
  border-bottom: 1px solid #d7d0c3;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
h1 {
  font:
    20px "Songti SC",
    serif;
  margin: 4px 0;
}
small {
  color: #837a6d;
  letter-spacing: 2px;
}
button,
select,
.choose {
  font: inherit;
  border: 1px solid #cec5b6;
  background: #fcfaf5;
  border-radius: 4px;
  padding: 7px 10px;
  color: inherit;
  cursor: pointer;
}
button:hover,
.choose:hover {
  border-color: #7d3933;
}
input[type="file"] {
  max-width: 210px;
}
input[type="number"] {
  width: 65px;
  padding: 6px;
}
nav {
  flex: none;
  min-height: 64px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 26px;
  flex-wrap: wrap;
}
main {
  display: flex;
  flex: 1;
  min-height: 0;
}
aside {
  width: 260px;
  flex: none;
  padding: 10px 18px;
  overflow: auto;
  border-right: 1px solid #d7d0c3;
}
aside p {
  font-size: 12px;
  color: #81766a;
}
#marks,
#catalog,
#chapters,
#series-index {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
canvas {
  display: block;
  background: white;
  box-shadow: 0 2px 9px #0002;
}
footer {
  flex: none;
  height: 36px;
  padding: 9px 26px;
  color: #6e6256;
  font-size: 12px;
}
label {
  white-space: nowrap;
}
#title {
  max-width: 60vw;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.choose input {
  display: none;
}
.catalog-book {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 12px;
  line-height: 1.5;
}
.catalog-book small {
  font-size: 10px;
  letter-spacing: 0;
}
.chapter-row {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.chapter-resume {
  font-size: 11px;
  padding: 4px 8px;
  background: transparent;
  border: 0;
  text-align: right;
}
.chapter-link:disabled {
  cursor: default;
  color: #807a70;
  background: transparent;
}
.chapter-link {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 5px;
  line-height: 1.5;
}
.chapter-link small {
  font-size: 10px;
  letter-spacing: 0;
}
.chapter-link[aria-current="true"] {
  border-color: #7d3933;
  background: #eee4d8;
}
#chapter-current {
  font-size: 12px;
  color: #756a60;
  letter-spacing: 0;
  margin-top: 4px;
}
.intro {
  margin: 15vh auto;
  max-width: 500px;
  line-height: 2;
  color: #645e55;
}
details {
  margin-top: 30px;
  font-size: 12px;
}
summary {
  cursor: pointer;
}

:root {
  --room: #f2eee5;
  --panel: #fcfaf5;
  --ink: #282723;
  --muted: #837a6d;
  --line: #d7d0c3;
  --accent: #7d3933;
  --selected: #eee4d8;
  --desk: #dedad2;
  --hero: #e9e3d8;
}
body[data-reader-theme="feiye"] {
  --room: #f5f6fc;
  --panel: #fff;
  --ink: #242838;
  --muted: #797f97;
  --line: #e3e6f0;
  --accent: #5369db;
  --selected: #edf0ff;
  --desk: #12141b;
  --hero: #e5ecfb;
  color-scheme: light;
}
[hidden] {
  display: none !important;
}
body {
  background: var(--room);
  color: var(--ink);
  height: 100dvh;
}
button,
select,
.choose {
  color: var(--ink);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  min-height: 34px;
  font-size: 13px;
}
button:hover,
.choose:hover {
  border-color: var(--accent);
}
button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}
input[type="number"],
input[type="search"] {
  background: var(--panel);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 8px;
}
header {
  height: 64px;
  padding: 10px 28px;
  background: var(--panel);
  border-color: var(--line);
}
header small {
  font-size: 9px;
  letter-spacing: 2px;
}
h1 {
  font:
    600 17px -apple-system,
    "PingFang SC",
    sans-serif;
}
#title {
  max-width: 42vw;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.room-back {
  color: var(--muted);
  text-decoration: none;
  font-size: 12px;
}
.room-back:hover {
  color: var(--accent);
}
small,
aside p,
footer,
#chapter-current,
.intro {
  color: var(--muted);
}
aside {
  border-color: var(--line);
  background: var(--panel);
}
nav {
  min-height: 48px;
  padding: 6px 24px;
  gap: 8px;
  font-size: 12px;
}
footer {
  height: 24px;
  font-size: 11px;
  padding: 4px 24px;
}
#chapter-current {
  font-size: 10px;
}
.chapter-link[aria-current="true"] {
  border-color: var(--accent);
  background: var(--selected);
}
.chapter-link:disabled {
  color: var(--muted);
}
body[data-home="true"] #stage {
  background: var(--room);
  padding: 28px 40px 52px;
}
body[data-home="true"] #pages {
  display: block;
  width: 100%;
  min-height: 0;
  max-width: 1440px;
  margin: 0 auto;
}
body[data-home="true"] footer {
  display: none;
}
.overline {
  font-size: 10px;
  letter-spacing: 3px;
  font-weight: 600;
  color: var(--accent);
}
.connection-controls {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-top: 22px;
}
.connect,
.primary {
  background: var(--accent);
  color: white;
  font-weight: 600;
  border-color: var(--accent);
  padding: 10px 18px;
}
.home-link {
  background: transparent;
  border: 0;
  color: var(--muted);
  font-size: 12px;
}
.series-shortcuts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}
.series-shortcut {
  display: grid;
  grid-template-columns: 1fr auto;
  text-align: left;
  gap: 7px;
  background: var(--panel);
  padding: 18px 22px;
  border-radius: 12px;
}
.series-shortcut small {
  font-size: 9px;
  letter-spacing: 2px;
  grid-column: 1/3;
  color: var(--accent);
}
.series-shortcut strong {
  font-size: 17px;
}
.series-shortcut > span {
  font-size: 11px;
  align-self: center;
  color: var(--muted);
}
.shelf-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--line);
}
.shelf-tabs {
  display: flex;
  gap: 24px;
  overflow: auto;
}
.shelf-tabs button {
  background: none;
  border: 0;
  border-radius: 0;
  padding: 10px 0;
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}
.shelf-tabs button[aria-selected="true"] {
  color: var(--accent);
  border-bottom: 3px solid var(--accent);
  font-weight: 600;
}
.shelf-search {
  width: 190px;
  font: inherit;
  font-size: 12px;
  padding: 8px 12px;
}
.shelf-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 24px 0 18px;
}
.shelf-heading h3 {
  font-size: 20px;
  margin: 0;
}
.shelf-heading span {
  font-size: 12px;
  color: var(--muted);
}
.pdf-shelf {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 28px 22px;
}
.volume {
  border: 0;
  border-radius: 12px;
  background: var(--panel);
  padding: 0;
  text-align: left;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 2px 8px #28346b08;
  transition:
    transform 0.16s,
    box-shadow 0.16s;
  min-width: 0;
}
.volume:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px #26357116;
}
.cover-art {
  display: block;
  position: relative;
  width: 100%;
  aspect-ratio: 2/3;
  background: var(--selected);
  overflow: hidden;
}
.cover-art img,
.detail-cover img,
.series-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.cover-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 28px 22px;
  font-size: 23px;
  font-weight: 600;
  line-height: 1.6;
  text-align: center;
  color: var(--accent);
  background: var(--selected);
  border: 12px double #fff6;
}
.cover-pending {
  position: absolute;
  bottom: 10px;
  left: 0;
  width: 100%;
  text-align: center;
  font-size: 10px;
  letter-spacing: 0;
}
.volume-copy {
  padding: 13px 14px 15px;
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 7px;
}
.volume-title {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.volume-copy small {
  font-size: 11px;
  letter-spacing: 0;
}
.volume-progress {
  margin-top: auto;
  padding-top: 4px;
  color: var(--accent);
}
.source-details-home {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.9;
  margin-top: 32px;
}
.source-details-home p {
  max-width: 780px;
}
.source-details-home label {
  margin-right: 16px;
}
.empty-state {
  padding: 30px;
  color: var(--muted);
}
.book-detail {
  display: flex;
  gap: 36px;
  padding: 18px 0 30px;
  border-bottom: 1px solid var(--line);
}
.detail-cover {
  width: 216px;
  aspect-ratio: 2/3;
  display: block;
  flex: none;
  background: var(--selected);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 25px #1112;
  position: relative;
}
.book-info {
  padding: 15px 0;
  max-width: 750px;
}
.book-info h2 {
  font-size: 30px;
  margin: 16px 0;
}
.book-author {
  font-size: 14px;
  color: var(--muted);
}
.original-title {
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}
.book-actions {
  display: flex;
  gap: 12px;
  margin: 30px 0 20px;
}
.catalog-note {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.8;
}
.section-title {
  font-size: 21px;
  margin: 28px 0 20px;
}
.chapter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 14px;
}
.detail-chapter {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  padding: 18px;
  gap: 8px;
  line-height: 1.6;
}
.detail-chapter small {
  font-size: 10px;
  letter-spacing: 0;
}
.series-header {
  position: relative;
  overflow: hidden;
  padding: 25px 0 30px;
  min-height: 180px;
  border-bottom: 1px solid var(--line);
}
.series-header h2 {
  font-size: 32px;
  margin: 16px 0;
}
.series-header p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
  max-width: 760px;
}

.series-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(430px, 1fr));
  gap: 20px;
  margin-top: 24px;
}
.series-item {
  background: var(--panel);
  border-radius: 12px;
  padding: 18px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  border: 1px solid var(--line);
}
.series-cover {
  display: block;
  width: 100px;
  aspect-ratio: 2/3;
  flex: none;
  background: var(--selected);
  overflow: hidden;
  position: relative;
  border-radius: 6px;
}
.series-cover .cover-placeholder {
  font-size: 12px;
  padding: 8px;
  border-width: 5px;
}
.series-cover .cover-pending {
  display: none;
}
.series-item-copy {
  flex: 1;
}
.series-item h3 {
  font-size: 16px;
  line-height: 1.5;
  margin: 8px 0;
}
.sequence-label {
  font-size: 9px;
  letter-spacing: 1px;
  color: var(--accent);
}
.collection-status {
  font-size: 10px;
  padding: 3px 7px;
  background: var(--selected);
  border-radius: 4px;
  display: inline-block;
}
.collection-status.missing {
  color: #a75767;
  background: #f8e8ee;
}
.series-item p {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.7;
}
.edition-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.edition-actions button {
  font-size: 11px;
  min-height: 29px;
}
.missing-cover {
  background: var(--selected);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}
@media (max-width: 760px) {
  header {
    padding: 10px 14px;
  }
  .header-actions {
    gap: 5px;
  }
  .header-actions select {
    max-width: 94px;
    font-size: 11px;
  }
  .room-back {
    font-size: 10px;
  }
  #title {
    max-width: 24vw;
    font-size: 14px;
  }
  body[data-home="true"] #stage {
    padding: 18px 18px 35px;
  }
  .connection-controls {
    gap: 2px;
  }
  .connect {
    padding: 8px 10px;
    font-size: 11px;
  }
  .shelf-bar {
    display: block;
  }
  .shelf-search {
    margin: 12px 0;
    width: 100%;
  }
  .pdf-shelf {
    grid-template-columns: repeat(auto-fill, minmax(136px, 1fr));
    gap: 20px 14px;
  }
  .book-detail {
    gap: 20px;
  }
  .detail-cover {
    width: 140px;
  }
  .book-info h2 {
    font-size: 22px;
  }
  .series-list {
    grid-template-columns: 1fr;
  }
  .series-header {
    padding-right: 0;
  }

  .shelf-tabs {
    gap: 18px;
  }
  .series-shortcuts {
    grid-template-columns: 1fr;
  }
}
.series-section {
  grid-column: 1/-1;
  font-size: 17px;
  margin: 12px 0 0;
}
.series-item .collection-status.unconfirmed {
  background: #f8edda;
  color: #8c6a26;
}

.artwork-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.artwork-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  background: var(--selected);
  padding: 12px;
}
.artwork-option img {
  width: 100%;
  height: 180px;
  object-fit: contain;
}
.artwork-option[aria-pressed="true"] {
  border: 2px solid var(--accent);
}
#artwork-dialog {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  border-radius: 18px;
  max-width: 720px;
  width: 90vw;
  padding: 26px;
  max-height: 90dvh;
  overflow: auto;
}
#artwork-dialog::backdrop {
  background: #181c3860;
}
.dialog-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.dialog-heading h2 {
  margin: 0;
  font-size: 23px;
}
.dialog-heading button {
  font-size: 23px;
  border: 0;
}
.artwork-grid span {
  font-size: 12px;
}
#artwork-dialog p,
#artwork-dialog a {
  font-size: 12px;
  color: var(--muted);
}
#artwork-dialog a {
  display: inline-block;
  margin-top: 20px;
}
@media (max-width: 760px) {
  .artwork-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .artwork-option img {
    height: 140px;
  }
}

body[data-reader-theme="feiye"] {
  --room: #f8f7f5;
  --panel: #fdfcfb;
  --ink: #19212d;
  --muted: #8a8e97;
  --line: #d9dce1;
  --accent: #202b3b;
  --selected: #eeedf0;
  --hero: #f4f0ee;
  --desk: #11151c;
}
header {
  height: 70px;
  padding: 0 42px;
  border-bottom: 1px solid var(--line);
  background: var(--room);
  gap: 34px;
}
.library-wordmark {
  font:
    30px "Bodoni 72",
    Didot,
    "Songti SC",
    serif;
  letter-spacing: 3px;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}
.library-wordmark span {
  display: block;
  font:
    8px -apple-system,
    sans-serif;
  letter-spacing: 1.7px;
  margin-top: 3px;
  color: var(--muted);
}
.reader-title {
  display: none;
}
.library-nav {
  display: flex;
  align-items: center;
  gap: 25px;
  margin-right: auto;
}
.library-nav button {
  background: none;
  border: 0;
  font-size: 11px;
  padding: 8px 0;
  color: var(--muted);
  border-radius: 0;
}
.library-nav button[aria-current="true"] {
  color: var(--ink);
  box-shadow: 0 1px var(--ink);
}
.header-actions {
  gap: 14px;
}
.header-actions .choose {
  font-size: 11px;
  background: none;
  border-radius: 2px;
  padding: 6px 12px;
}
.header-actions #home {
  font-size: 12px;
  border: 0;
  background: none;
}
.room-back {
  font-size: 11px;
}
button,
select,
.choose {
  border-radius: 3px;
}
body[data-home="true"] #stage {
  flex: 1;
  min-width: 0;
  overflow: auto;
  padding: 0 42px 42px;
}
body[data-home="true"] #pages {
  max-width: 1540px;
}
.overline {
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 2px;
  font-weight: 400;
}
.shelf-heading {
  display: flex;
  align-items: center;
  gap: 35px;
  margin: 0;
  padding: 18px 0 17px;
}
.gallery-title {
  font:
    400 clamp(56px, 7.5vw, 112px) / 1 "Bodoni 72",
    Didot,
    "Times New Roman",
    serif;
  letter-spacing: -4px;
  margin: 0;
}
.gallery-caption {
  white-space: pre-line;
  color: var(--muted);
  font:
    12px/1.7 "Times New Roman",
    serif;
  letter-spacing: 1px;
}
.gallery-count {
  margin-left: auto;
  font:
    14px "Times New Roman",
    serif;
  letter-spacing: 3px;
}
.gallery-layout {
  display: grid;
  grid-template-columns: 125px minmax(0, 1fr);
  gap: 34px;
}
.gallery-content {
  min-width: 0;
}
.gallery-rail {
  width: auto;
  background: none;
  border: 0;
  padding: 13px 0;
  overflow: visible;
  min-width: 0;
}
.shelf-group-control,
.series-rail-label {
  display: none;
}
.rail-label {
  font-size: 8px;
  letter-spacing: 1.7px;
  color: var(--muted);
}
.shelf-tabs {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 12px;
  align-items: flex-start;
  overflow: visible;
}
.shelf-tabs button {
  white-space: normal;
  text-align: left;
  font-size: 11px;
  line-height: 1.6;
  padding: 5px 0;
  max-width: 122px;
  overflow-wrap: anywhere;
}
.shelf-tabs button[aria-selected="true"] {
  border: 0;
  box-shadow: 0 1px var(--ink);
  color: var(--ink);
  font-weight: 500;
}
.rail-divider {
  display: block;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 3px;
  margin: 25px 0;
}
.series-shortcuts {
  display: flex;
  flex-direction: column;
  gap: 23px;
  margin-bottom: 0;
}
.series-shortcut {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: none;
  min-width: 0;
  max-width: 100%;
  overflow-wrap: anywhere;
}
.series-shortcut small {
  font-size: 8px;
  letter-spacing: 1.5px;
  color: var(--muted);
}
.series-shortcut strong {
  font:
    13px "Songti SC",
    serif;
}
.series-shortcut > span {
  align-self: flex-start;
  font-size: 9px;
}
.shelf-bar {
  border: 0;
  padding: 0 0 17px;
  gap: 20px;
}
.shelf-subtitle {
  font-size: 11px;
  color: var(--muted);
  min-width: 0;
  overflow-wrap: anywhere;
}
.shelf-search {
  background: transparent !important;
  border: 0 !important;
  border-bottom: 1px solid var(--line) !important;
  border-radius: 0 !important;
  padding: 6px 0;
  width: 190px;
  font-size: 11px;
}
.pdf-shelf {
  grid-template-columns: repeat(auto-fill, minmax(157px, 1fr));
  gap: 33px 30px;
  align-items: start;
}
.volume-card {
  position: relative;
  min-width: 0;
}
.volume {
  background: none;
  border-radius: 0;
  box-shadow: none;
  overflow: visible;
  width: 100%;
  border: 0;
  transition: transform 0.2s;
}
.volume:hover {
  box-shadow: none;
  transform: translateY(-5px);
}
.cover-art {
  aspect-ratio: 2/3;
  border-radius: 1px;
  box-shadow: 3px 6px 13px #20283919;
  overflow: hidden;
  background: var(--selected);
}
.cover-art:after,
.detail-cover:after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  box-shadow:
    inset 4px 0 4px #0002,
    inset 5px 0 0 #ffffff70;
}
.cover-art img {
  object-fit: cover;
}
.cover-placeholder {
  font:
    20px/1.7 "Songti SC",
    serif;
  font-weight: 400;
  letter-spacing: 2px;
  border: 1px solid #d7d5d0;
  background: #efede8;
  color: #747681;
  margin: 7px;
  height: calc(100% - 14px);
  padding: 18px 10px;
}
.cover-pending {
  font-size: 8px;
  bottom: 16px;
  color: #9c9da1;
}
.volume-copy {
  padding: 13px 0 0;
  gap: 5px;
  width: 100%;
}
.volume-number {
  font:
    17px "Times New Roman",
    serif;
  letter-spacing: 1px;
}
.volume-title {
  font-size: 12px;
  line-height: 1.7;
  padding-right: 22px;
  font-weight: 500;
}
.volume-copy small {
  font-size: 9px;
}
.volume-progress {
  display: flex;
  justify-content: space-between;
  padding-top: 3px;
  margin-top: 0;
  color: var(--muted);
  font-size: 9px;
}
.progress-rule {
  height: 2px;
  background: #e0e1e5;
  position: relative;
  width: 100%;
  margin-top: 2px;
}
.progress-rule:before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--progress);
  background: #303b4f;
}
.book-favorite {
  border: 0;
  background: transparent;
  font-size: 20px;
  color: var(--muted);
  padding: 0;
  min-height: 28px;
  width: 28px;
}
.volume-card > .book-favorite {
  position: absolute;
  right: -3px;
  top: calc((100cqw) * 1.5 + 35px);
}
.volume-card {
  container-type: inline-size;
}
.book-favorite[aria-pressed="true"] {
  color: #a36d7b;
}
.library-base {
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 44px;
  padding-top: 18px;
}
.library-base > span {
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--muted);
}
.connection-controls {
  margin-top: 0;
}
.connect {
  background: none;
  color: var(--ink);
  border-color: var(--line);
  font-size: 11px;
  font-weight: 400;
  padding: 8px 12px;
}
.source-details-home {
  margin-top: 18px;
  font-size: 10px;
}
.source-details-home summary {
  color: var(--muted);
}
.book-detail {
  display: block;
  position: relative;
  isolation: isolate;
  min-height: 540px;
  padding: 38px 0 34px;
  overflow: hidden;
}
.detail-backdrop {
  position: absolute;
  inset: 0 0 0 32%;
  z-index: -2;
  overflow: hidden;
  opacity: 0.75;
  mask-image: linear-gradient(to right, transparent, #000 30%);
  pointer-events: none;
}
.detail-art {
  width: 100%;
  height: 1050px;
  object-fit: contain;
  object-position: center top;
  transform: translateY(-50px);
}
.detail-ghost {
  position: absolute;
  top: 5px;
  left: 0;
  font:
    150px/1 "Bodoni 72",
    Didot,
    serif;
  letter-spacing: -5px;
  color: #e9e4e3;
  opacity: 0.65;
  z-index: -1;
  pointer-events: none;
}
.book-info {
  padding: 0;
  max-width: 750px;
}
.book-index {
  display: block;
  font:
    60px/1.1 "Bodoni 72",
    Didot,
    serif;
  margin: 22px 0 10px;
  letter-spacing: -2px;
}
.book-info h2 {
  font:
    400 32px/1.4 "Songti SC",
    serif;
  letter-spacing: 4px;
  margin: 8px 0 10px;
  max-width: 630px;
  text-wrap: balance;
}
.original-title {
  font-size: 10px;
  letter-spacing: 0.5px;
  max-width: 490px;
  margin-bottom: 28px;
}
.detail-body {
  display: flex;
  gap: 32px;
  align-items: center;
}
.detail-cover {
  width: 175px;
  border-radius: 1px;
  box-shadow: 7px 9px 22px #16213527;
  transform: perspective(800px) rotateY(-8deg);
  background: var(--selected);
}
.book-metadata {
  max-width: 335px;
  background: color-mix(in srgb, var(--room) 82%, transparent);
  padding: 10px 16px 12px;
}
.book-metadata dl {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px 16px;
  margin: 0;
  font-size: 11px;
}
.book-metadata dt {
  color: var(--muted);
  font-size: 10px;
}
.book-metadata dd {
  margin: 0;
  line-height: 1.5;
}
.book-actions {
  display: grid;
  grid-template-columns: minmax(165px, 1fr) 32px;
  gap: 9px;
  margin: 24px 0 0;
}
.book-actions .primary {
  grid-column: 1;
  grid-row: 1;
  background: #19222d;
  color: #fff;
  font-size: 11px;
  border-radius: 3px;
  padding: 11px 18px;
  font-weight: 400;
}
.start-over {
  grid-column: 1;
  grid-row: 2;
  font-size: 11px;
  background: transparent;
  border-color: #959ba6;
  padding: 10px;
}
.book-actions .book-favorite {
  grid-column: 2;
  grid-row: 1;
  align-self: center;
}
.chapter-heading {
  display: flex;
  gap: 26px;
  align-items: baseline;
  margin: 24px 0 18px;
}
.section-title {
  font:
    32px "Bodoni 72",
    Didot,
    serif;
  margin: 0;
  letter-spacing: -0.5px;
}
.chapter-heading .catalog-note {
  font-size: 11px;
}
.chapter-grid {
  gap: 0 25px;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}
.detail-chapter {
  display: grid;
  grid-template-columns: 25px 1fr auto;
  align-items: baseline;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  padding: 17px 0;
  background: none;
  gap: 12px;
  font-size: 12px;
}
.detail-chapter:hover {
  color: var(--accent);
  background: #dedde720;
}
.detail-chapter small {
  font-size: 9px;
  white-space: nowrap;
}
.series-header {
  padding-top: 45px;
}
.series-header h2 {
  font:
    400 38px "Songti SC",
    serif;
  letter-spacing: 3px;
}
.series-item {
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: none;
  padding: 20px 0;
}
.series-item-copy {
  min-width: 0;
  overflow-wrap: anywhere;
}
.series-item .edition-actions button {
  max-width: 100%;
  white-space: normal;
  overflow-wrap: anywhere;
}
.series-cover {
  border-radius: 1px;
  box-shadow: 3px 5px 14px #0001;
}
.series-item .edition-actions button {
  background: none;
}
.series-list {
  gap: 20px 35px;
}
.series-section {
  font:
    22px "Songti SC",
    serif;
}
.collection-status {
  background: transparent;
  border: 1px solid var(--line);
}
#settings-dialog {
  background: var(--panel);
  color: var(--ink);
  border: 1px solid var(--line);
  width: 460px;
  max-width: 90vw;
  padding: 28px;
}
#settings-dialog::backdrop {
  background: #10192566;
}
.settings-fields {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin: 25px 0;
}
.settings-fields select,
.settings-fields button {
  padding: 12px;
  text-align: left;
}
#settings-dialog p {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.8;
}
#artwork-dialog {
  border-radius: 2px;
}
.artwork-option {
  border-radius: 2px;
  background: var(--room);
}
.reader-loading {
  margin: auto;
  color: #9097a4;
  font:
    15px "Songti SC",
    serif;
  letter-spacing: 4px;
}
.book-transition {
  position: fixed;
  z-index: 110;
  object-fit: contain;
  transform-origin: top left;
  box-shadow: 0 10px 45px #0004;
  pointer-events: none;
}
#reader-toast {
  position: fixed;
  z-index: 200;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  padding: 12px 20px;
  max-width: 85vw;
  background: #202733;
  color: #fff;
  font-size: 12px;
  box-shadow: 0 4px 20px #0003;
  border-radius: 4px;
}
body[data-reader-theme="classic"] .detail-backdrop {
  display: none;
}
@media (max-width: 1000px) {
  header {
    padding: 0 24px;
    gap: 22px;
  }
  .library-nav {
    gap: 17px;
  }
  .room-back {
    display: none;
  }
  body[data-home="true"] #stage {
    padding: 0 24px 30px;
  }
  .gallery-layout {
    grid-template-columns: 105px minmax(0, 1fr);
    gap: 23px;
  }
  .pdf-shelf {
    grid-template-columns: repeat(auto-fill, minmax(142px, 1fr));
    gap: 28px 22px;
  }
  .book-info h2 {
    font-size: 29px;
  }
  .detail-backdrop {
    left: 25%;
    opacity: 0.45;
  }
}
@media (max-width: 760px) {
  header {
    height: 59px;
    padding: 0 16px;
    gap: 18px;
  }
  .library-wordmark {
    font-size: 22px;
  }
  .library-wordmark span {
    display: none;
  }
  .library-nav {
    gap: 13px;
  }
  .library-nav button {
    font-size: 10px;
  }
  .header-actions .choose {
    display: none;
  }
  .header-actions {
    margin-left: auto;
  }
  .header-actions #home {
    padding: 4px;
    font-size: 11px;
  }
  .library-nav button:nth-child(3) {
    display: none;
  }
  body[data-home="true"] #stage {
    padding: 0 18px 30px;
  }
  .gallery-title {
    font-size: 52px;
    letter-spacing: -2px;
  }
  .gallery-caption {
    display: none;
  }
  .shelf-heading {
    padding: 20px 0 14px;
  }
  .gallery-count {
    font-size: 10px;
    letter-spacing: 1px;
  }
  .gallery-layout {
    display: block;
  }
  .gallery-rail {
    padding: 0 0 15px;
  }
  .rail-label,
  .rail-divider {
    display: none;
  }
  .shelf-tabs {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px 18px;
    margin: 0;
  }
  .shelf-tabs button {
    font-size: 10px;
    max-width: none;
  }
  .series-shortcuts {
    flex-direction: row;
    gap: 25px;
    margin-top: 15px;
  }
  .series-shortcut {
    gap: 3px;
  }
  .series-shortcut small {
    display: none;
  }
  .series-shortcut strong {
    font-size: 11px;
  }
  .series-shortcut > span {
    font-size: 8px;
  }
  .shelf-bar {
    display: flex;
    padding-bottom: 13px;
  }
  .shelf-search {
    margin: 0;
    width: 150px;
  }
  .pdf-shelf {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px 22px;
  }
  .library-base {
    align-items: flex-start;
    gap: 20px;
  }
  .library-base > span {
    font-size: 8px;
    max-width: 80px;
    line-height: 1.7;
  }
  .connection-controls {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
  .book-detail {
    min-height: 490px;
    padding-top: 25px;
  }
  .detail-ghost {
    font-size: 100px;
  }
  .book-index {
    font-size: 48px;
    margin-top: 22px;
  }
  .book-info h2 {
    font-size: 24px;
    letter-spacing: 2px;
  }
  .detail-body {
    gap: 20px;
    align-items: flex-start;
  }
  .detail-cover {
    width: 125px;
  }
  .book-metadata {
    padding: 5px 0;
    background: transparent;
    min-width: 0;
  }
  .book-metadata dl {
    font-size: 10px;
    gap: 8px;
  }
  .book-actions {
    grid-template-columns: minmax(100px, 1fr) 24px;
    gap: 6px;
    margin-top: 15px;
  }
  .book-actions .primary,
  .start-over {
    padding: 9px 7px;
    font-size: 10px;
  }
  .detail-backdrop {
    opacity: 0.13;
    left: 0;
  }
  .original-title {
    font-size: 9px;
    margin-bottom: 20px;
  }
  .chapter-heading {
    gap: 14px;
    flex-wrap: wrap;
  }
  .section-title {
    font-size: 29px;
  }
  .chapter-heading .catalog-note {
    margin: 0;
  }
  .chapter-grid {
    grid-template-columns: 1fr;
  }
  .series-header {
    padding-top: 25px;
  }
  .series-list {
    grid-template-columns: 1fr;
  }
}
@media (prefers-reduced-motion: reduce) {
  .volume {
    transition: none;
  }
  .volume:hover {
    transform: none;
  }
}
.detail-cover-bleed {
  display: block;
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
  mask-image: linear-gradient(to bottom, #000 65%, transparent);
}
.detail-cover-bleed img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 27%;
}
.detail-backdrop:has(.detail-cover-bleed) {
  opacity: 0.3;
  left: 38%;
}
@media (max-width: 760px) {
  .detail-backdrop:has(.detail-cover-bleed) {
    left: 10%;
    opacity: 0.13;
  }
}
.detail-cover-bleed img {
  object-position: center top;
}
.detail-backdrop:has(.detail-cover-bleed) {
  opacity: 0.6;
}
.detail-source-link {
  font-size: 10px;
  background: none;
  border: 0;
  padding: 14px 0 0;
  color: var(--muted);
  min-height: 28px;
}
@media (max-width: 760px) {
  .detail-backdrop:has(.detail-cover-bleed) {
    opacity: 0.13;
  }
}
#source-connection {
  font-size: 10px;
  background: none;
  border: 0;
  color: var(--muted);
  padding: 5px 0;
  white-space: nowrap;
}
#source-connection:before {
  content: "○";
  margin-right: 5px;
  color: #a98373;
}
#source-connection[data-connected="true"]:before {
  content: "●";
  color: #6e8c75;
  font-size: 7px;
}
#source-dialog {
  max-width: 560px;
  width: 92vw;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  padding: 30px;
  border-radius: 4px;
}
#source-dialog::backdrop {
  background: #151a2360;
}
#source-dialog p {
  font-size: 12px;
  line-height: 1.8;
  color: var(--muted);
}
.source-book {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}
.source-book strong {
  font-size: 14px;
}
.source-book span {
  font-size: 11px;
  color: var(--muted);
}
.source-book:has(strong:empty) {
  display: none;
}
.source-actions {
  display: flex;
  gap: 9px;
  flex-wrap: wrap;
  margin: 22px 0;
}
.source-actions button {
  font-size: 11px;
}
#source-dialog code {
  display: block;
  font: 11px/1.7 monospace;
  overflow-wrap: anywhere;
  white-space: normal;
  padding: 12px;
  background: var(--room);
  margin-bottom: 8px;
}
#source-dialog details {
  margin-top: 20px;
}
#source-result {
  color: #95564f !important;
}
@media (max-width: 760px) {
  #source-connection {
    font-size: 9px;
    max-width: 85px;
    white-space: normal;
    line-height: 1.4;
  }
  .header-actions {
    gap: 8px;
  }
  .library-nav {
    gap: 10px;
  }
  header {
    gap: 12px;
  }
  .library-nav button:nth-child(2) {
    display: none;
  }
}
.artwork-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.artwork-option img {
  height: 155px;
}
.artwork-option {
  background: var(--room);
}
@media (max-width: 760px) {
  .artwork-option img {
    height: 110px;
  }
}

/* Keep tablet navigation beside the books; phones use compact controls. */
@media (min-width: 601px) and (max-width: 1000px) {
  .gallery-layout {
    display: grid;
    grid-template-columns: 145px minmax(0, 1fr);
    gap: 23px;
  }
  .shelf-tabs {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 0;
    margin-top: 12px;
  }
  .shelf-tabs button {
    max-width: 100%;
    font-size: 11px;
  }
  .series-shortcuts {
    flex-direction: column;
    gap: 23px;
  }
}
@media (max-width: 600px) {
  .shelf-tabs {
    display: none;
  }
  .shelf-group-control {
    display: block;
  }
  .shelf-group-control .rail-label,
  .series-rail-label {
    display: block;
    font-size: 10px;
    color: var(--muted);
    letter-spacing: 1px;
  }
  .shelf-group-select {
    width: 100%;
    min-width: 0;
    min-height: 44px;
    padding: 8px 0;
    border: 0;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
    background: transparent;
    color: var(--ink);
    font: inherit;
    font-size: 12px;
    text-overflow: ellipsis;
  }
  .shelf-subtitle {
    display: none;
  }
  .shelf-search {
    width: 100%;
    min-width: 0;
  }
  .series-rail-label {
    margin-top: 18px;
  }
  .series-shortcuts {
    overflow-x: auto;
    gap: 18px;
    margin-top: 10px;
    padding-bottom: 10px;
  }
  .series-shortcut {
    flex: 0 0 144px;
    min-height: 44px;
  }
  .series-shortcut strong {
    line-height: 1.5;
  }
}

/* Reading chrome owns all reader geometry; gallery styling never changes this surface. */
body[data-home="false"] {
  --reader-top: 0px;
  --reader-ink: #ecedf1;
  --reader-muted: #959dab;
  --reader-line: #ffffff20;
  --reader-panel: #1c2029;
  background: #101319;
  color-scheme: dark;
}
body[data-home="false"] header,
body[data-home="false"] footer {
  display: none;
}
body[data-home="false"][data-immersive="false"] {
  --reader-top: 70px;
}
body[data-home="false"][data-immersive="false"] header {
  display: flex;
}
body[data-home="false"] main {
  position: fixed;
  inset: var(--reader-top) 0 0;
  display: flex;
  min-height: 0;
  transition: padding-left 0.18s;
}
body[data-home="false"] #stage {
  position: relative;
  flex: 1;
  min-width: 0;
  overflow: auto;
  padding: 0;
  background: #101319;
  overscroll-behavior: none;
  scrollbar-width: thin;
  touch-action: none;
}
body[data-home="false"] #pages {
  width: max-content;
  min-width: 100%;
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.sheet {
  flex: none;
  position: relative;
  line-height: 0;
}
.swipe-neighbor {
  position: absolute;
  inset: 0 auto auto 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  background: #101319;
  z-index: 2;
}
.swipe-neighbor canvas {
  flex: none;
}
body[data-swiping="true"] #stage {
  overflow: hidden;
  cursor: grabbing;
}
body[data-swiping="true"] #pages,
body[data-swiping="true"] .swipe-neighbor {
  will-change: transform;
}
.sheet[data-ready="false"] { background:#202631; }
.sheet[data-ready="false"]::after { content:"正在载入…"; position:absolute; inset:50% 0 auto; text-align:center; font:12px system-ui; color:#a5adbc; letter-spacing:.12em; }
.sheet[data-ready="false"] canvas { visibility:hidden; }
.sheet canvas {
  display: block;
  background: white;
  box-shadow: none;
}
.page-mark {
  position: absolute;
  bottom: 10px;
  right: 10px;
  padding: 7px 12px;
  background: #1b202bcc !important;
  color: #fff !important;
  border: 1px solid #ffffff30 !important;
  border-radius: 6px;
  line-height: 1.5;
  font-size: 11px;
  opacity: 0;
}
#pages[data-direction="ltr"] .sheet:first-child:not(:only-child) .page-mark,
#pages[data-direction="rtl"] .sheet:last-child:not(:only-child) .page-mark {
  left: 10px;
  right: auto;
}
.sheet:hover .page-mark,
.page-mark:focus-visible,
body[data-controls="true"] .page-mark {
  opacity: 1;
}
body[data-panning="true"] #stage {
  cursor: grabbing;
  user-select: none;
}
#reading-hud,
#reading-dock,
#reading-position,
#reader-tools,
.reader-arrow,
#sidebar {
  display: none;
}
body[data-home="false"] #reading-hud {
  position: fixed;
  top: var(--reader-top);
  left: 0;
  right: 0;
  height: 56px;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 max(20px, env(safe-area-inset-right, 0px)) 0
    max(20px, env(safe-area-inset-left, 0px));
  background: #181d27ed;
  border-bottom: 1px solid #ffffff10;
  color: var(--reader-ink);
  opacity: 0;
  transition: opacity 0.18s;
  pointer-events: none;
}
body[data-home="false"] #reading-hud button,
body[data-home="false"] #reading-dock button,
body[data-home="false"] #reader-tools button,
body[data-home="false"] #sidebar button {
  background: transparent;
  border: 1px solid transparent;
  color: inherit;
  border-radius: 5px;
  min-height: 34px;
  font:
    12px -apple-system,
    sans-serif;
  padding: 7px 10px;
}
body[data-home="false"] #reading-hud button:hover,
body[data-home="false"] #reading-dock button:hover {
  background: #ffffff10;
}
body[data-home="false"] button:disabled {
  opacity: 0.28;
  cursor: default;
}
#reading-book-title {
  font-size: 12px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  max-width: 40vw;
  color: #c1c6cf;
}
.hud-actions {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-left: auto;
}
body[data-home="false"] #reading-hud #reading-back {
  pointer-events: auto;
}
body[data-home="false"][data-controls="false"]
  #reading-hud:not(:hover):not(:focus-within) {
  background: transparent;
  border-color: transparent;
  opacity: 1;
}
body[data-home="false"][data-controls="false"]
  #reading-hud:not(:hover):not(:focus-within)
  .hud-actions,
body[data-home="false"][data-controls="false"]
  #reading-hud:not(:hover):not(:focus-within)
  #reading-book-title {
  visibility: hidden;
}
body[data-home="false"][data-controls="false"] #reading-hud #reading-back {
  background: #171d2880;
  color: #b8bfcc;
}
body[data-home="false"][data-controls="true"] #reading-hud,
body[data-home="false"][data-reader-device="desktop"] #reading-hud:hover,
body[data-home="false"][data-reader-device="desktop"] #reading-hud:focus-within {
  opacity: 1;
  pointer-events: auto;
}
body[data-home="false"] #reading-dock {
  position: fixed;
  z-index: 45;
  bottom: calc(22px + env(safe-area-inset-bottom, 0px));
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 6px;
  height: 52px;
  padding: 5px 12px 8px;
  background: #1b202aef;
  border: 1px solid #ffffff25;
  border-radius: 8px;
  color: var(--reader-ink);
  box-shadow: 0 8px 25px #0003;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s;
}
body[data-home="false"][data-controls="true"] #reading-dock,
body[data-home="false"][data-reader-device="desktop"] #reading-dock:hover,
body[data-home="false"][data-reader-device="desktop"] #reading-dock:focus-within {
  opacity: 1;
  pointer-events: auto;
}
#reading-dock .page-jump {
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: 11px;
  color: var(--reader-muted);
}
#reading-dock #page {
  width: 45px;
  padding: 4px 2px;
  text-align: center;
  border: 0;
  border-radius: 3px;
  background: transparent;
  color: #f0f2f5;
  font:
    12px -apple-system,
    sans-serif;
  appearance: textfield;
}
#reading-dock #page::-webkit-inner-spin-button {
  appearance: none;
}
#reading-dock #zoom-reset {
  min-width: 52px;
  font-size: 10px;
}
#reading-dock #prev,
#reading-dock #next {
  font-size: 24px;
  line-height: 20px;
  width: 30px;
  padding: 0;
}
#reading-dock #mark-current {
  font-size: 19px;
}
#reading-dock #mark-current[aria-pressed="true"] {
  color: #e0bd86;
}
.dock-divider {
  width: 1px;
  height: 18px;
  background: #ffffff20;
  margin: 0 6px;
}
#page-progress {
  position: absolute;
  bottom: -2px;
  left: 12px;
  width: calc(100% - 24px);
  height: 3px;
  accent-color: #d1c3b8;
  margin: 0;
  cursor: pointer;
}
body[data-home="false"] #reading-position {
  display: block;
  position: fixed;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 9px;
  color: #bfc4d0a0;
  z-index: 20;
  pointer-events: none;
}
body[data-home="false"][data-controls="true"] #reading-position {
  opacity: 0;
}
body[data-home="false"] .reader-arrow {
  display: block;
  position: fixed;
  top: 50%;
  z-index: 20;
  width: 34px;
  height: 54px;
  border: 0;
  border-radius: 20px;
  background: #151b2790;
  color: #f1f2f5;
  font-size: 27px;
  opacity: 0;
  transition: opacity 0.18s;
}
#reader-left {
  left: 12px;
}
#reader-right {
  right: 12px;
}
body[data-controls="true"] .reader-arrow,
.reader-arrow:hover,
.reader-arrow:focus-visible {
  opacity: 1;
}
body[data-reader-panel="contents"] #reader-left {
  left: 330px;
}
body[data-home="false"][data-reader-panel="contents"] main {
  padding-left: 316px;
}
body[data-home="false"] #sidebar {
  display: block;
  position: fixed;
  top: calc(var(--reader-top) + 56px);
  left: 0;
  bottom: 0;
  width: 316px;
  padding: 24px 20px;
  background: var(--reader-panel);
  color: var(--reader-ink);
  border: 0;
  border-right: 1px solid var(--reader-line);
  overflow: auto;
  z-index: 40;
  scrollbar-width: thin;
}
.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  margin-bottom: 20px;
}
.panel-heading h2 {
  font:
    500 17px/1.5 -apple-system,
    sans-serif;
  letter-spacing: 1px;
  margin: 2px 0;
}
.panel-heading small {
  font-size: 8px;
  letter-spacing: 2px;
  color: var(--reader-muted);
}
.panel-heading button {
  font-size: 22px !important;
}
.sidebar-tabs {
  display: flex;
  gap: 25px;
  border-bottom: 1px solid var(--reader-line);
  margin-bottom: 18px;
}
#sidebar .sidebar-tabs button {
  padding: 10px 0;
  border-radius: 0;
  color: var(--reader-muted);
}
#sidebar .sidebar-tabs [aria-selected="true"] {
  color: #fff;
  border-bottom: 2px solid #dac1b1;
}
.chapter-search {
  display: flex;
  align-items: center;
  gap: 8px;
}
#chapter-filter {
  width: 100%;
  min-width: 0;
  padding: 10px 12px;
  border: 1px solid var(--reader-line);
  border-radius: 5px;
  background: #10131955;
  color: var(--reader-ink);
  font-size: 12px;
}
#sidebar #chapter-status {
  font-size: 10px;
  line-height: 1.7;
  color: var(--reader-muted);
  margin: 14px 0;
}
#chapters {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
#sidebar .chapter-link {
  display: flex;
  flex-direction: column;
  text-align: left;
  width: 100%;
  padding: 12px 10px;
  gap: 5px;
  line-height: 1.6;
  border-radius: 5px;
}
#sidebar .chapter-link small {
  font-size: 9px;
  letter-spacing: 0;
  color: var(--reader-muted);
}
#sidebar .chapter-link[aria-current="true"] {
  background: #ffffff0c;
  color: #ead4c5;
  border-left: 2px solid #d7b398;
}
#sidebar .chapter-link:hover {
  background: #ffffff08;
}
#sidebar .chapter-resume {
  font-size: 9px;
  padding: 0 10px 8px;
  color: #a1aabd;
  width: 100%;
  text-align: right;
  min-height: 24px;
}
#sidebar #marks {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
#sidebar #marks button {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid var(--reader-line);
  border-radius: 0;
}
#sidebar #marks:empty:after {
  content: "还没有页面收藏。阅读时点击 ☆ 即可留下。";
  font-size: 12px;
  line-height: 1.8;
  color: var(--reader-muted);
}
body[data-home="false"][data-reader-panel="settings"] #reader-tools {
  display: block;
  position: fixed;
  top: calc(var(--reader-top) + 66px);
  right: 22px;
  width: 300px;
  max-height: calc(100dvh - var(--reader-top) - 88px);
  overflow: auto;
  z-index: 60;
  background: var(--reader-panel);
  color: var(--reader-ink);
  border: 1px solid var(--reader-line);
  border-radius: 8px;
  padding: 22px;
  box-shadow: 0 10px 40px #0005;
}
.setting-group {
  border-top: 1px solid var(--reader-line);
  padding: 17px 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.setting-caption {
  font-size: 9px;
  letter-spacing: 1.5px;
  color: var(--reader-muted);
}
.setting-group label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  gap: 20px;
}
.setting-group select {
  max-width: 142px;
  background: #11151c;
  border: 1px solid var(--reader-line);
  border-radius: 4px;
  color: #e1e4ea;
  padding: 7px 9px;
  font-size: 11px;
}
.setting-group input[type="checkbox"] {
  appearance: none;
  flex: none;
  position: relative;
  width: 30px;
  height: 18px;
  margin: 0;
  border: 1px solid #ffffff35;
  border-radius: 10px;
  background: #11151c;
  cursor: pointer;
}
.setting-group input[type="checkbox"]::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 3px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #9099a7;
  transition:
    transform 0.16s ease,
    background 0.16s ease;
}
.setting-group input[type="checkbox"]:checked {
  background: #bcac9d;
  border-color: #bcac9d;
}
.setting-group input[type="checkbox"]:checked::before {
  transform: translateX(12px);
  background: #20232b;
}
.setting-group input[type="checkbox"]:focus-visible {
  outline: 2px solid #c6d6e3;
  outline-offset: 4px;
}
@media (prefers-reduced-motion: reduce) {
  .setting-group input[type="checkbox"]::before {
    transition: none;
  }
}
.reader-help {
  margin: 0 0 16px;
  font-size: 11px;
  color: var(--reader-muted);
  line-height: 1.8;
}
.reader-help summary {
  cursor: pointer;
}
#filmstrip {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 65;
  background: #151b24f5;
  padding: 9px 20px calc(9px + env(safe-area-inset-bottom, 0px));
  color: #fff;
  border-top: 1px solid #ffffff20;
}
body[data-home="true"] #filmstrip {
  display: none;
}
.filmstrip-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 24px;
  color: #8e98ab;
  font-size: 8px;
  letter-spacing: 2px;
}
.filmstrip-heading button {
  background: none;
  border: 0;
  color: white;
  font-size: 22px;
  padding: 0;
  min-height: 20px;
}
#filmstrip-pages {
  display: flex;
  gap: 7px;
  overflow-x: auto;
  scrollbar-width: thin;
  padding: 6px 0;
}
.page-thumbnail {
  flex: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 82px;
  padding: 4px;
  background: none;
  border: 1px solid transparent;
  border-radius: 3px;
  color: #9ca5b6;
}
.page-thumbnail[aria-current="true"] {
  border-color: #d5c4b5;
  background: #ffffff10;
  color: white;
}
.thumbnail-image {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 90px;
  background: #ffffff06;
}
.thumbnail-image canvas {
  max-width: 72px;
  max-height: 90px;
  width: auto;
  height: auto;
}
.thumbnail-number {
  font-size: 8px;
  margin-top: 5px;
}
.library-maintenance details {
  margin-top: 18px;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}
@media (max-width: 760px) {
  body[data-home="false"] #reading-hud {
    padding: 0 10px;
    gap: 4px;
  }
  #reading-book-title {
    display: none;
  }
  .hud-actions {
    gap: 0;
  }
  body[data-home="false"] #reading-hud button {
    padding: 6px 8px;
    font-size: 10px;
  }
  body[data-home="false"][data-reader-panel="contents"] main {
    padding-left: 0;
  }
  body[data-home="false"] #sidebar {
    width: min(316px, 90vw);
    box-shadow: 15px 0 40px #0005;
  }
  body[data-reader-panel="contents"] #reader-left {
    left: 12px;
  }
  body[data-home="false"] #reading-dock {
    gap: 2px;
    padding-inline: 6px;
    bottom: calc(18px + env(safe-area-inset-bottom, 0px));
    max-width: 95vw;
  }
  #reading-dock .dock-divider {
    margin: 0 2px;
  }
  body[data-home="false"][data-reader-panel="settings"] #reader-tools {
    right: 10px;
    width: 290px;
  }
}
@media (prefers-reduced-motion: reduce) {
  body[data-home="false"] main,
  body[data-home="false"] #reading-hud,
  body[data-home="false"] #reading-dock,
  body[data-home="false"] .reader-arrow {
    transition: none;
  }
}

.reader-icon {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: none;
}
body[data-home="false"] #reading-hud button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
}
#locate-chapter {
  display: flex;
  align-items: center;
  justify-content: center;
}
body[data-home="false"] button:focus-visible,
body[data-home="false"] select:focus-visible,
body[data-home="false"] input:focus-visible {
  outline: 2px solid #afc1d5;
  outline-offset: 3px;
}
#page-progress {
  appearance: none;
  background: #4c5360;
  border-radius: 3px;
}
#page-progress::-webkit-slider-thumb {
  appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #dcc6b3;
  border: 2px solid #252b35;
  box-shadow: 0 0 0 1px #dcc6b350;
  transition: transform 0.12s;
}
#page-progress:hover::-webkit-slider-thumb {
  transform: scale(1.2);
}
@media (prefers-reduced-motion: reduce) {
  #page-progress::-webkit-slider-thumb {
    transition: none;
  }
}

/* Input-specific chrome: desktop rail, tablet overlay, phone thumb controls. */
#desktop-actions { margin-left:auto; }
#reader-panel-backdrop,#touch-actions:empty { display:none; }
body[data-home="false"]:not([data-reader-panel=""])[data-reader-panel] #reader-panel-backdrop {
  display:block; position:fixed; inset:0; z-index:38; border:0; border-radius:0;
  background:#080c134d; padding:0;
}
body[data-home="false"]:not([data-reader-device="desktop"]) #reading-hud button,
body[data-home="false"]:not([data-reader-device="desktop"]) #reading-dock button,
body[data-home="false"]:not([data-reader-device="desktop"]) #reader-tools button,
body[data-home="false"]:not([data-reader-device="desktop"]) #sidebar button { min-height:44px; min-width:44px; }
body[data-home="false"]:not([data-reader-device="desktop"]) #reading-hud { height:calc(54px + env(safe-area-inset-top,0px)); padding-top:env(safe-area-inset-top,0px); }
body[data-home="false"]:not([data-reader-device="desktop"])[data-controls="false"] #reading-hud { opacity:0; pointer-events:none; }
body[data-home="false"]:not([data-reader-device="desktop"])[data-controls="false"] #reading-hud #reading-back { pointer-events:none; }
body[data-home="false"]:not([data-reader-device="desktop"])[data-controls="true"] #reading-hud .hud-actions,
body[data-home="false"]:not([data-reader-device="desktop"])[data-controls="true"] #reading-book-title { visibility:visible; }
body[data-home="false"]:not([data-reader-device="desktop"])[data-reader-panel="contents"] main { padding-left:0; }
/* The dock lives outside fixed <main> and can paint above a short phone sheet.
   Keep it from intercepting the tabs and page marks while navigation is open. */
body[data-home="false"]:not([data-reader-device="desktop"])[data-reader-panel="contents"] #reading-dock {
  opacity:0;
  pointer-events:none;
}
body[data-home="false"]:not([data-reader-device="desktop"]) .reader-arrow { display:none; }
body[data-home="false"][data-reader-device="tablet"] #sidebar {
  top:calc(68px + env(safe-area-inset-top,0px));bottom:20px;left:16px;width:340px;
  border:1px solid var(--reader-line);border-radius:16px;box-shadow:0 18px 60px #0006;
}
body[data-home="false"][data-reader-device="tablet"] #reader-tools { top:calc(68px + env(safe-area-inset-top,0px));right:16px;border-radius:16px; }
body[data-home="false"][data-reader-device="tablet"] #reading-dock { height:60px;border-radius:16px; }
body[data-home="false"][data-reader-device="phone"] #reading-dock {
  bottom:0;left:0;right:0;transform:none;max-width:none;width:auto;height:auto;
  padding:10px max(12px,env(safe-area-inset-right,0px)) calc(12px + env(safe-area-inset-bottom,0px)) max(12px,env(safe-area-inset-left,0px));
  display:grid;grid-template-columns:44px 1fr 44px 44px 52px 44px 44px;gap:0;
  border:0;border-top:1px solid var(--reader-line);border-radius:18px 18px 0 0;background:#181d27f5;
}
body[data-reader-device="phone"] #touch-actions { grid-column:1/-1;grid-row:3;border-top:1px solid var(--reader-line);padding-top:5px;margin-top:8px; }
body[data-reader-device="phone"] #touch-actions .hud-actions { justify-content:space-around;gap:0; }
body[data-reader-device="phone"] #touch-actions button { display:inline-flex;align-items:center;gap:6px;font-size:12px; }
body[data-reader-device="phone"] #fullscreen { display:none !important; }
body[data-reader-device="phone"] #reading-dock .dock-divider { display:none; }
body[data-reader-device="phone"] #page-progress { grid-column:1/-1;grid-row:1;position:static;width:100%;margin:0 0 8px;height:24px;background:transparent; }
body[data-reader-device="phone"] #page-progress::-webkit-slider-runnable-track { height:3px;background:#596274;border-radius:3px; }
body[data-reader-device="phone"] #page-progress::-webkit-slider-thumb { width:20px;height:20px;margin-top:-8px; }
body[data-reader-device="phone"] .page-jump { justify-content:center; }
body[data-home="false"][data-reader-device="phone"] #reader-tools,
body[data-home="false"][data-reader-device="phone"] #sidebar {
  top:auto;left:0;right:0;bottom:0;width:100%;max-height:78dvh;z-index:65;
  padding:20px 22px calc(24px + env(safe-area-inset-bottom,0px));border-radius:22px 22px 0 0;
  border:1px solid var(--reader-line);box-shadow:0 -15px 70px #0006;overscroll-behavior:contain;
}
body[data-home="false"][data-reader-device="phone"][data-reader-panel="contents"] #sidebar {
  height:78dvh;
}
body[data-home="false"][data-reader-device="phone"] .panel-heading { position:sticky;top:-20px;padding:8px 0;background:var(--reader-panel);z-index:1; }
body[data-home="false"][data-reader-device="phone"] #sidebar .chapter-link { padding:14px 10px; }

/* Native vertical flow for iPad Books-style continuous reading. */
body[data-home="false"][data-reading-flow="continuous"] #stage {
  overflow-x: auto;
  overflow-y: auto;
  overscroll-behavior-x: none;
  overscroll-behavior-y: contain;
  /* Native one-finger panning on both axes; PDF owns two-finger zoom. */
  touch-action: pan-x pan-y;
  overflow-anchor: none;
  -webkit-overflow-scrolling: touch;
}

body[data-home="false"][data-reading-flow="continuous"] #pages {
  display: block;
  width: max-content;
  min-width: 100%;
  min-height: 100%;
  padding: clamp(12px, 2.5vh, 28px) 0 max(32vh, 160px);
  box-sizing: border-box;
  transform: none !important;
}

body[data-reading-flow="continuous"] .continuous-sheet {
  display: block;
  margin: 0 auto clamp(12px, 2.2vh, 24px);
  overflow: hidden;
  background: #fff;
  box-shadow: 0 2px 18px #0008;
  contain: layout paint style;
}

body[data-reading-flow="continuous"] .continuous-page-surface {
  position: absolute;
  inset: 0;
  display: block;
  overflow: hidden;
  background: #f5f2ea;
}

body[data-reading-flow="continuous"] .continuous-page-canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
  background: #fff;
}

body[data-reading-flow="continuous"] .continuous-sheet .page-mark {
  z-index: 1;
}

@media (prefers-reduced-motion: reduce) {
  body[data-reading-flow="continuous"] #stage {
    scroll-behavior: auto;
  }
}

/* Slot geometry is immutable within a layout. In native motion a zoomed
   page is an oversized snap area, so pan and paging share the same X scroller. */
body[data-paged-rail="true"] #stage {
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  overscroll-behavior-x: none;
  scrollbar-width: none;
  touch-action: pan-x pan-y;
  scroll-behavior: auto;
}
body[data-paged-rail="true"] #pages.paged-rail {
  display: flex;
  width: max-content;
  height: var(--rail-height);
  min-height: 0;
  justify-content: flex-start;
  align-items: stretch;
  transform: none;
}
.rail-slot {
  flex: 0 0 var(--rail-slot-width, var(--rail-width));
  width: var(--rail-slot-width, var(--rail-width));
  height: var(--rail-height);
  scroll-snap-align: start;
  scroll-snap-stop: normal;
  overflow: clip;
  position: relative;
}
.rail-port {
  width: 100%; height: 100%; overflow: clip;
  overscroll-behavior: auto; scrollbar-width: none;
  touch-action: pan-x pan-y;
}
.rail-port[data-overflow="true"] { overflow: auto; }
.rail-content { width: max-content; min-width: 100%; min-height: 100%; }
.rail-content > .swipe-neighbor {
  position: relative; inset: auto; z-index: auto;
  width: max-content !important; min-width: var(--rail-width);
  height: max-content !important; min-height: var(--rail-height);
  pointer-events: auto;
}
.rail-slot[data-ready="false"]:not(:has(canvas))::after {
  content: ""; position: absolute; inset: 6% 25%; background: #20242c;
  pointer-events: none;
}
.rail-slot[data-error="true"]::after {
  content: "这一页暂未载入，可继续翻页"; color: #959dab;
  position: absolute; inset: 50% 0 auto; text-align: center; font-size: 12px;
  pointer-events: none;
}

/* Both axes belong to the same native scroller. A nested vertical scroll node
   lets Chromium latch a wheel gesture to one axis and discard the other. */
body[data-rail-motion="native"] #stage {
  overflow-y: auto;
  overflow-anchor: none;
}
body[data-rail-motion="native"] #pages.paged-rail {
  align-items: flex-start;
}
body[data-rail-motion="native"] .rail-slot {
  height: var(--rail-slot-height, var(--rail-height));
}
body[data-rail-motion="native"] .rail-port {
  overflow: clip;
}
body[data-rail-motion="native"] .rail-content {
  width: 100%;
}
body[data-rail-motion="native"] .rail-content > .swipe-neighbor {
  width: 100% !important;
  min-width: 100%;
}

:root{--demo-ink:#282923;--demo-red:#803a35;--demo-line:#d6d0c4;--demo-paper:#f5f1e8}
.topbar{gap:16px}.global-search{max-width:500px}.demo-header-link{font-size:14px;color:var(--muted);white-space:nowrap;text-decoration:none}.sync-status{border:0;background:none;color:var(--muted);font-size:13px;padding:5px 0;text-align:left;cursor:pointer}.sync-status[data-state=ready]{color:#58705d}
.demo-intro{display:flex;justify-content:space-between;align-items:flex-end;padding:14px 0 30px;border-bottom:1px solid var(--line);margin-bottom:30px}.demo-intro h1{font:500 42px/1.25 'Songti SC','Noto Serif CJK SC',serif;margin:14px 0 10px;letter-spacing:.03em}.demo-intro p{font-size:17px;color:var(--muted);margin:0}.intro-index{font-size:12px;letter-spacing:2px;color:var(--muted);padding-bottom:3px}
.demo-library{display:grid;grid-template-columns:1.08fr 1fr;gap:36px}.demo-section-head{display:flex;align-items:center;gap:14px;color:var(--muted);font-size:13px;letter-spacing:1px;margin-bottom:18px}.format-label{border:1px solid var(--line);padding:4px 8px;font-size:12px;letter-spacing:2px;color:var(--red, var(--accent))}.demo-library h2{font:500 26px/1.4 'Songti SC',serif;margin:0 0 8px}.demo-description{font-size:15px;line-height:1.7;color:var(--muted);margin:0 0 18px}.demo-articles>button{display:flex;width:100%;align-items:center;gap:16px;text-align:left;border:0;border-bottom:1px solid var(--line);padding:17px 0;background:none;cursor:pointer;color:var(--ink)}.demo-articles>button:hover strong{color:var(--red, var(--accent))}.article-number{font:13px Georgia,serif;color:var(--muted)}.demo-articles strong{font:500 19px/1.5 'Songti SC',serif;display:block}.demo-articles small{font:12px/1.5 -apple-system,sans-serif;color:var(--muted);display:block;margin-top:4px}.article-open{margin-left:auto;font-size:13px;color:var(--red, var(--accent));white-space:nowrap}.demo-pdf{border-left:1px solid var(--line);padding-left:36px}.pdf-cover-link{display:block;background:#0b1622;overflow:hidden}.pdf-cover-link img{display:block;width:100%;height:auto;aspect-ratio:1.4;object-fit:contain}.pdf-card-copy{padding-top:18px}.pdf-card-copy>p{font-size:13px;color:var(--muted);margin:0 0 9px}.pdf-card-meta{font-size:13px;color:var(--muted);margin-bottom:18px}.demo-primary{display:inline-block;background:var(--red, var(--accent));color:#fff!important;text-decoration:none;padding:10px 17px;font-size:14px;border-radius:3px}.demo-primary:hover{filter:brightness(1.08)}.demo-download{margin-left:18px;color:var(--muted);font-size:14px;text-decoration:none}.demo-features{margin:42px 0 0;padding-top:25px;border-top:1px solid var(--line)}.feature-heading{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:22px}.feature-heading h2{font:500 20px/1.4 'Songti SC',serif;margin:0}.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}.feature-grid article>span{font:12px Georgia,serif;color:var(--red, var(--accent))}.feature-grid h3{font-size:16px;font-weight:500;margin:10px 0}.feature-grid p{font-size:14px;line-height:1.85;color:var(--muted);margin:0}.feature-grid button{font-size:13px;padding:0;background:none;border:0;color:var(--red, var(--accent));margin-top:12px;cursor:pointer}.demo-footer{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--line);margin-top:35px;padding:20px 0 0;color:var(--muted);font-size:12px}.demo-footer a{font-size:13px;margin-left:20px;color:var(--muted);text-decoration:none}
.pair-dialog{width:min(500px,calc(100vw - 28px));border:1px solid #d6d0c4;border-radius:8px;padding:26px;background:#f7f3eb;color:#282923;font:16px/1.7 -apple-system,sans-serif}.pair-dialog::backdrop{background:#151a2059}.pair-heading{display:flex;justify-content:space-between;align-items:center}.pair-heading h2{font:500 25px 'Songti SC',serif;margin:0}.pair-heading button{border:0;background:none;font-size:28px;cursor:pointer;color:inherit}.pair-dialog p{font-size:15px;line-height:1.8}.pair-dialog label{font-size:14px;display:block}.pair-dialog input{width:100%;margin:8px 0 20px;padding:11px;border:1px solid #ccc4b8;background:#fff;font:13px monospace;color:#333;box-sizing:border-box}.pair-actions{display:flex;gap:12px;flex-wrap:wrap}.pair-actions button{padding:10px 14px;font:14px -apple-system,sans-serif;border:1px solid #ccc4b8;border-radius:3px;cursor:pointer}.pair-actions .primary{background:#803a35;color:#fff;border-color:#803a35}.pair-note{color:#756e65;font-size:13px!important}#pairResult{color:#58705d}
@media(max-width:1100px){.feature-grid{grid-template-columns:repeat(2,1fr)}.demo-library{gap:24px}.demo-pdf{padding-left:24px}.demo-header-link{display:none}}
@media(max-width:760px){.demo-intro{padding:6px 0 24px;margin-bottom:25px}.demo-intro h1{font-size:34px}.intro-index{display:none}.demo-library{grid-template-columns:1fr;gap:28px}.demo-pdf{border:0;border-top:1px solid var(--line);padding:26px 0 0}.pdf-cover-link{max-width:540px}.feature-grid{gap:22px}.feature-heading{display:block}.feature-heading h2{margin-top:9px}.demo-footer{flex-direction:column;gap:12px}.demo-footer a{margin-left:0;margin-right:20px}.topbar{gap:9px}.sync-status{font-size:12px}.demo-articles>button{padding:15px 0}}
@media(max-width:380px){.feature-grid{grid-template-columns:1fr}.demo-primary{padding:10px 12px}.demo-download{margin-left:12px}}

.demo-capabilities{display:flex;gap:10px 20px;flex-wrap:wrap;margin-top:17px;color:var(--red,var(--accent));font-size:13px}.demo-capabilities span{border-left:1px solid var(--line);padding-left:10px}.demo-capabilities span:first-child{border-left:0;padding-left:0}
.mobile-format-nav{display:none}.continue-card{margin-bottom:24px}
@media(max-width:760px){.mobile-format-nav{display:flex;gap:22px;margin:-9px 0 24px}.mobile-format-nav>a,.mobile-format-nav>button{font:14px -apple-system,sans-serif;color:var(--red,var(--accent));padding:0;border:0;background:none;text-decoration:none;cursor:pointer}.mobile-format-nav span{font-size:12px;margin-left:8px}}
.demo-knowledge{margin-top:24px}.knowledge-heading{display:flex;justify-content:space-between;align-items:center;gap:12px}.knowledge-heading button{background:none;border:0;padding:0;text-align:left;cursor:pointer;color:var(--ink)}.knowledge-heading small{font-size:10px;letter-spacing:1.3px;color:var(--muted)}.knowledge-heading h3{font:500 21px 'Songti SC',serif;margin:7px 0 0}.knowledge-heading .knowledge-enter{font-size:12px;color:var(--red,var(--accent));white-space:nowrap}.demo-knowledge>p{font-size:13px;color:var(--muted);margin:10px 0 0}.demo-knowledge .demo-articles>button{padding:13px 0}.demo-knowledge .demo-articles strong{font-size:17px}.pdf-section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.pdf-section-heading>a{font-size:13px;color:var(--red,var(--accent));text-decoration:none}.demo-pdf-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.demo-pdf-grid .pdf-cover-link img{aspect-ratio:.75}.demo-pdf-grid h3{font:500 21px/1.4 'Songti SC',serif;margin:0 0 8px}.demo-pdf-grid .pdf-card-copy>p{font-size:11px}.demo-pdf-grid .pdf-card-meta{font-size:12px;margin-bottom:14px}.demo-pdf-grid .demo-primary{font-size:13px;padding:9px 12px}.demo-pdf-grid .demo-download{display:block;margin:12px 0 0;font-size:12px}.library-side.active{color:var(--red,var(--accent));background:var(--paper)}.shelves-collections{margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
@media(max-width:760px){.demo-pdf-grid{gap:16px}.demo-pdf-grid h3{font-size:19px}.demo-pdf-grid .pdf-card-copy{padding-top:14px}.demo-pdf-grid .demo-primary{padding:9px 10px}.knowledge-heading .knowledge-enter{font-size:11px}}
.library-side{display:block;width:100%;text-align:left;padding:8px;margin:4px 0;border:0;background:none;color:var(--ink);font:14px -apple-system,sans-serif;cursor:pointer;border-radius:3px}.library-side:hover{background:var(--paper)}

body[data-reader-theme=feiye]{--room:#f5f2eb;--panel:#fcfaf6;--ink:#28261f;--muted:#817c71;--line:#ded9ce;--accent:#803a35;--desk:#1c2328;--hero:#ece7de}
.library-wordmark{font-family:'Songti SC',serif;font-size:22px;white-space:nowrap}.library-wordmark span{font:11px -apple-system,sans-serif;letter-spacing:1px;color:var(--muted)}.library-nav button{font-size:14px}.reader-title small{font-size:12px;letter-spacing:1px}.header-actions [data-pair]{white-space:nowrap}body[data-home=true] #stage{overflow-y:auto}body[data-home=true] #pages{padding:42px 48px;display:block;height:auto;min-height:100%;max-width:1280px;margin:auto}.pdf-library>h2{font:500 38px/1.4 'Songti SC',serif;letter-spacing:1px;margin:16px 0 10px}.pdf-library-intro{color:var(--muted);font-size:16px;margin-bottom:34px}.pdf-volume{display:grid;grid-template-columns:minmax(240px,440px) 1fr;border-top:1px solid var(--line);padding-top:30px;gap:40px;align-items:center}.pdf-volume-cover{border:0;padding:0;border-radius:0;background:none;cursor:pointer}.pdf-volume-cover .cover-art{display:block;aspect-ratio:.75;width:100%;height:auto}.pdf-volume-cover img{width:100%;height:100%;object-fit:contain}.pdf-volume-info h3{font:500 32px/1.4 'Songti SC',serif;margin:22px 0 10px}.pdf-volume-info>p{color:var(--muted);font-size:14px;line-height:1.8}.pdf-description{max-width:380px;font-size:16px!important}.pdf-volume-actions{display:flex;gap:12px;margin:22px 0 14px}.pdf-volume-actions button{padding:11px 18px;min-height:42px;font-size:15px}.pdf-volume-actions .primary{color:#fff;background:var(--accent);border-color:var(--accent)}.pdf-volume-info .book-favorite{position:static;border:0;border-radius:0;background:none;font-size:14px;padding:0;margin-right:18px;height:auto;width:auto;color:var(--accent)}.pdf-source-link{color:var(--muted);font-size:14px}.pdf-library-foot{display:flex;gap:28px;margin-top:48px;border-top:1px solid var(--line);padding-top:24px}.pdf-library-foot a{font-size:14px;color:var(--muted);text-decoration:none}.format-label{border:1px solid var(--line);padding:5px 8px;font-size:12px;letter-spacing:1px;color:var(--accent)}.pdf-volume-info .volume-progress{display:flex;gap:25px;justify-content:flex-start;font-size:13px}.chapter-grid{margin-top:28px}.detail-chapter{font-size:16px}#source-connection{display:none}#settings-dialog [data-demo-hidden]{display:none}#file{display:none}body[data-home=false] header [data-pair]{display:none}
@media(max-width:950px){.reader-title{display:none}.library-wordmark span{display:none}.pdf-volume{grid-template-columns:minmax(200px,1fr) 1fr;gap:28px}body[data-home=true] #pages{padding:30px}.pdf-volume-info h3{font-size:27px}}
@media(max-width:650px){header{height:auto!important;min-height:72px;gap:12px;flex-wrap:wrap}.library-wordmark{font-size:20px}.library-nav{order:3;width:100%;justify-content:flex-start}.library-nav button{font-size:13px;min-height:38px;padding:5px 12px}.header-actions{margin-left:auto}.header-actions .room-back{display:none}body[data-home=true] #pages{padding:25px 20px}.pdf-library>h2{font-size:30px}.pdf-volume{grid-template-columns:1fr;gap:22px}.pdf-volume-info h3{margin-top:15px}.pdf-library-foot{gap:20px;flex-wrap:wrap}.pdf-volume-cover .cover-art{max-width:500px}.pdf-library-intro{font-size:15px;margin-bottom:25px}}
.pdf-shelf-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:35px}.pdf-shelf-grid .pdf-volume{display:block;padding-top:24px}.pdf-shelf-grid .pdf-volume-cover{display:block;width:100%;max-width:250px;margin-bottom:22px}.pdf-shelf-grid .pdf-volume-info h3{font-size:27px;margin-top:14px}.pdf-shelf-grid .pdf-description{min-height:54px;margin:10px 0 15px}.pdf-shelf-grid .pdf-volume-actions{margin:18px 0 13px}
@media(max-width:650px){.pdf-shelf-grid{gap:18px}.pdf-shelf-grid .pdf-volume-cover{max-width:none;margin-bottom:18px}.pdf-shelf-grid .pdf-volume-info h3{font-size:22px}.pdf-shelf-grid .pdf-volume-info>p:not(.pdf-description){font-size:11px;line-height:1.65}.pdf-shelf-grid .pdf-description{font-size:13px!important;min-height:70px}.pdf-shelf-grid .volume-progress{display:block;font-size:12px}.pdf-shelf-grid .volume-progress>span{display:block;margin:4px 0}.pdf-shelf-grid .pdf-volume-actions{display:flex;flex-direction:column;gap:8px}.pdf-shelf-grid .pdf-volume-actions button{font-size:13px;padding:9px 12px;min-height:38px}.pdf-shelf-grid .book-favorite{font-size:12px;display:block;margin:0 0 9px}.pdf-shelf-grid .pdf-source-link{font-size:12px}}