:root {
  --Bg: #ffffff;
  --Fg: #1a1a1f;
  --Soft: #6a6a75;
  --Line: #e4e4ea;
  --Accent: #2a6b4a;
  --Card: #f5f5f8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --Bg: #121216;
    --Fg: #ececf1;
    --Soft: #9a9aa6;
    --Line: #2a2a32;
    --Accent: #6fcf9b;
    --Card: #1b1b21;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--Bg);
  color: var(--Fg);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.5;
}
a { color: inherit; text-decoration: none; }
.Top {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: var(--Bg);
  border-bottom: 1px solid var(--Line);
}
.Brand { font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.Nav { display: flex; gap: 8px; }
.Btn {
  padding: 6px 12px;
  border: 1px solid var(--Line);
  border-radius: 8px;
  background: var(--Card);
  color: var(--Fg);
  font-size: 14px;
  cursor: pointer;
}
.Btn.Off { opacity: 0.35; pointer-events: none; }
.Home {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}
.Hero {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.Cover {
  width: 180px;
  max-width: 100%;
  border-radius: 10px;
  border: 1px solid var(--Line);
}
.HeroText { flex: 1; min-width: 200px; }
.HeroText h1 { margin: 0 0 8px; font-size: 32px; }
.HeroText p { margin: 0 0 16px; color: var(--Soft); }
.Start {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 10px;
  background: var(--Accent);
  color: #fff;
  font-weight: 600;
}
.List { display: flex; flex-direction: column; gap: 8px; }
.Row {
  display: flex;
  justify-content: space-between;
  padding: 14px 16px;
  border: 1px solid var(--Line);
  border-radius: 10px;
  background: var(--Card);
}
.Row:hover { border-color: var(--Accent); }
.Row span:last-child { color: var(--Soft); font-size: 14px; }
.Reader {
  max-width: 720px;
  margin: 0 auto;
}
.Reader img {
  display: block;
  width: 100%;
  height: auto;
}
.ReaderTitle {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px 16px 12px;
  font-weight: 600;
}
.Foot {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 16px 32px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.Empty { padding: 48px 16px; text-align: center; color: var(--Soft); }
.Comments {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 16px 64px;
}
.Actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.Original {
  padding: 10px 18px;
  border-radius: 10px;
  border: 1px solid var(--Line);
  background: var(--Card);
  font-weight: 600;
}
.Original:hover { border-color: var(--Accent); }
.Book { margin-bottom: 32px; }
.BookHead {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}
.BookHead h2 { margin: 0; font-size: 20px; }
.BookLink { font-size: 14px; color: var(--Accent); }
.Row { flex-wrap: wrap; gap: 4px 12px; align-items: baseline; }
.RowTitle { font-weight: 600; }
.RowMeta { color: var(--Soft); font-size: 14px; margin-left: auto; }
.RowCounts { flex-basis: 100%; color: var(--Soft); font-size: 13px; }
.RowCounts:empty { display: none; }
.BookName { color: var(--Soft); font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; }
.ChapterName { font-size: 20px; font-weight: 700; }
.ChapterCounts { color: var(--Soft); font-size: 13px; margin-top: 4px; }
.ChapterCounts:empty { display: none; }