:root {
  --reader-ink: #101a3a;
  --reader-muted: #5a6479;
  --reader-paper: #fffaf0;
  --reader-violet: #6947e8;
  --reader-blue: #3384f5;
  --reader-coral: #f05c79;
  --reader-line: rgba(16, 26, 58, 0.14);
}

.ebook-reader-page {
  margin: 0;
  color: var(--reader-ink);
  background:
    radial-gradient(circle at 8% 14%, rgba(240, 92, 121, 0.12), transparent 24rem),
    radial-gradient(circle at 92% 9%, rgba(51, 132, 245, 0.14), transparent 28rem),
    linear-gradient(180deg, #fffdf8 0%, #f5f8ff 55%, #fff9ee 100%);
}

.ebook-reader-page a { color: inherit; }

.ebook-reader-header,
.ebook-reader-footer {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0;
  font-weight: 800;
}

.ebook-reader-header nav,
.ebook-reader-footer { display: flex; flex-wrap: wrap; gap: 20px; }
.ebook-reader-header a,
.ebook-reader-footer a { text-decoration: none; }
.ebook-reader-header a:hover,
.ebook-reader-footer a:hover { color: var(--reader-violet); }

.ebook-reader-page main {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
}

.ebook-reader-hero {
  display: grid;
  grid-template-columns: minmax(240px, 390px) minmax(0, 1fr);
  gap: clamp(34px, 7vw, 88px);
  align-items: center;
  padding: clamp(36px, 7vw, 92px) 0;
}

.ebook-reader-cover img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px;
  box-shadow: 0 35px 80px rgba(16, 26, 58, 0.22);
}

.ebook-reader-kicker {
  margin: 0 0 14px;
  color: var(--reader-violet);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.ebook-reader-page h1,
.ebook-reader-page h2 { color: var(--reader-ink); letter-spacing: -0.035em; }
.ebook-reader-page h1 { margin: 0; font-size: clamp(3rem, 8vw, 6.6rem); line-height: 0.94; }
.ebook-reader-page h2 { font-size: clamp(1.8rem, 4vw, 3.1rem); line-height: 1.02; }
.ebook-reader-page p,
.ebook-reader-page li { font-size: clamp(1rem, 1.4vw, 1.16rem); line-height: 1.72; }

.ebook-reader-deck { color: var(--reader-muted); font-size: clamp(1.25rem, 2.1vw, 1.7rem) !important; line-height: 1.45 !important; }
.ebook-reader-source { margin-top: 26px; padding: 18px 20px; border-left: 5px solid var(--reader-coral); background: rgba(255, 255, 255, 0.72); }
.ebook-reader-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0 0; }
.ebook-reader-actions a { padding: 14px 18px; border: 1px solid var(--reader-line); border-radius: 999px; font-weight: 850; text-decoration: none; background: rgba(255,255,255,.78); }
.ebook-reader-actions .ebook-reader-primary { color: #fff; border-color: transparent; background: linear-gradient(135deg, var(--reader-violet), var(--reader-coral)); }

.ebook-reader-facts,
.ebook-reader-questions,
.ebook-reader-related {
  margin: 40px 0;
  padding: clamp(28px, 5vw, 58px);
  border: 1px solid var(--reader-line);
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 24px 60px rgba(16, 26, 58, 0.08);
}

.ebook-reader-facts { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(180px, .5fr); gap: 40px; }
.ebook-reader-stat { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; border-bottom: 1px solid var(--reader-line); padding-bottom: 12px; }
.ebook-reader-stat strong { font-size: 2.8rem; }
.ebook-reader-stat span { color: var(--reader-muted); font-weight: 800; }
.ebook-reader-contents { padding: clamp(64px, 9vw, 120px) 0; }
.ebook-reader-section-heading { max-width: 720px; margin-bottom: 34px; }
.ebook-reader-chapter-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.ebook-reader-chapter-card { min-height: 330px; padding: 28px; border: 1px solid var(--reader-line); border-radius: 28px; background: rgba(255,255,255,.82); display: flex; flex-direction: column; }
.ebook-reader-chapter-card > p:first-child { color: var(--reader-violet); font-size: .78rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.ebook-reader-chapter-card h2 { margin: 10px 0 8px; font-size: 1.65rem; }
.ebook-reader-chapter-card h2 a { text-decoration: none; }
.ebook-reader-text-link { margin-top: auto; padding-top: 20px; font-weight: 900; text-decoration: none; }

.ebook-reader-chapter-main { max-width: 860px; }
.ebook-reader-chapter-hero { padding: clamp(70px, 11vw, 150px) 0 50px; }
.ebook-reader-chapter-hero h1 { font-size: clamp(3.2rem, 8vw, 6.4rem); }
.ebook-reader-article { padding-bottom: 28px; }
.ebook-reader-prose-section { margin: 22px 0; padding: clamp(30px, 5vw, 58px); border: 1px solid var(--reader-line); border-radius: 34px; background: rgba(255, 253, 248, 0.94); }
.ebook-reader-prose-section h2 { margin: 8px 0 24px; }
.ebook-reader-prose-section blockquote { margin: 0 0 24px; padding: 20px 24px; border-radius: 18px; color: #fff; background: var(--reader-ink); font: 700 1.2rem/1.5 Georgia, serif; }
.ebook-reader-prose-section p { font-family: Georgia, "Times New Roman", serif; }
.ebook-reader-related ul { list-style: none; padding: 0; display: grid; gap: 14px; }
.ebook-reader-related li { padding: 18px 0; border-bottom: 1px solid var(--reader-line); }
.ebook-reader-related li:last-child { border: 0; }
.ebook-reader-related li a { display: block; font-size: 1.2rem; font-weight: 900; text-decoration: none; }
.ebook-reader-related li span { display: block; color: var(--reader-muted); }
.ebook-reader-pager { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; margin: 36px 0 80px; }
.ebook-reader-pager a { padding: 22px; border-radius: 20px; background: var(--reader-ink); color: #fff; text-decoration: none; font-weight: 850; }
.ebook-reader-pager a span { display: block; margin-bottom: 5px; color: #b8c2ff; font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; }

@media (max-width: 820px) {
  .ebook-reader-hero { grid-template-columns: 1fr; }
  .ebook-reader-cover { width: min(78vw, 360px); margin: 0 auto; }
  .ebook-reader-hero-copy { text-align: center; }
  .ebook-reader-actions { justify-content: center; }
  .ebook-reader-source { text-align: left; }
  .ebook-reader-facts { grid-template-columns: 1fr; }
  .ebook-reader-chapter-grid { grid-template-columns: 1fr; }
  .ebook-reader-chapter-card { min-height: 0; }
  .ebook-reader-header { align-items: flex-start; }
  .ebook-reader-header nav { justify-content: flex-end; }
}

@media (max-width: 560px) {
  .ebook-reader-header,
  .ebook-reader-footer,
  .ebook-reader-page main { width: min(100% - 24px, 1120px); }
  .ebook-reader-header nav { font-size: .84rem; gap: 10px; }
  .ebook-reader-page h1 { font-size: 3.3rem; }
  .ebook-reader-pager { grid-template-columns: 1fr; }
  .ebook-reader-footer { align-items: flex-start; flex-direction: column; }
}