:root {
  color-scheme: light;
  --bg: #fff8fb;
  --surface: #ffffff;
  --surface-soft: #fff0f7;
  --text: #241822;
  --muted: #6f5e68;
  --brand: #d92f8a;
  --brand-dark: #971f62;
  --accent: #f4b63f;
  --line: #ead7e2;
  --shadow: 0 12px 35px rgba(64, 23, 48, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 248, 251, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo {
  font-weight: 800;
  font-size: 20px;
  color: var(--brand-dark);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 18px;
  align-items: center;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
}

.nav-links a {
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--brand-dark);
}

.nav-links a[aria-current="page"] {
  color: var(--brand-dark);
  font-weight: 800;
}

.hero {
  max-width: 1180px;
  margin: 0 auto;
  padding: 66px 20px 44px;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 42px;
  align-items: center;
}

.hero-copy {
  max-width: 720px;
}

.home-hero {
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  align-items: stretch;
}

.search-hero {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
}

.eyebrow {
  color: var(--brand-dark);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
}

h1 {
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1.02;
  margin: 12px 0 18px;
  letter-spacing: 0;
  overflow-wrap: anywhere;
  word-break: normal;
  hyphens: auto;
}

h2 {
  font-size: 30px;
  line-height: 1.18;
  margin: 0 0 16px;
}

h3 {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.25;
}

.lead {
  font-size: 18px;
  color: var(--muted);
  max-width: 640px;
}

.search-strip {
  display: grid;
  gap: 8px;
  max-width: 640px;
  margin-top: 24px;
}

.search-strip label {
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 800;
}

.search-strip div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.search-strip input,
.search-strip button {
  min-height: 46px;
  border-radius: 6px;
  font: inherit;
}

.search-strip input {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  padding: 0 14px;
}

.search-strip button {
  border: 0;
  background: var(--brand-dark);
  color: #fff;
  padding: 0 18px;
  font-weight: 800;
}

.large-search {
  max-width: 760px;
}

.large-search input,
.large-search button {
  min-height: 54px;
}

.quick-searches {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.quick-searches a {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 800;
  padding: 7px 11px;
  text-decoration: none;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding-top: 8px;
  padding-bottom: 8px;
}

.trust-strip div,
.trust-strip a {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
}

.trust-strip a {
  color: inherit;
  text-decoration: none;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.trust-strip a:hover,
.trust-strip a:focus-visible {
  border-color: var(--brand);
  transform: translateY(-1px);
}

.trust-strip strong {
  display: block;
  color: var(--brand-dark);
  font-size: 24px;
  line-height: 1.1;
}

.trust-strip span {
  color: var(--muted);
  font-size: 14px;
}

.hero-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  border-radius: 8px;
  padding: 24px;
}

.hero-panel ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.hero-panel li {
  padding: 12px 14px;
  background: var(--surface-soft);
  border-radius: 6px;
  color: var(--brand-dark);
  font-weight: 700;
}

.hero-panel a {
  color: inherit;
  text-decoration: none;
}

.search-panel {
  display: grid;
  gap: 12px;
  align-self: stretch;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 22px;
}

.search-panel a {
  display: grid;
  gap: 4px;
  min-height: 92px;
  padding: 14px;
  background: var(--surface-soft);
  border-radius: 8px;
  text-decoration: none;
}

.search-panel span {
  color: var(--muted);
  font-size: 13px;
}

.search-panel strong {
  color: var(--brand-dark);
  line-height: 1.25;
}

.home-showcase {
  display: grid;
  gap: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 18px;
}

.showcase-main {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 18px;
}

.showcase-cover {
  display: block;
  width: 180px;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 8px;
  background: var(--surface-soft);
  text-decoration: none;
}

.showcase-cover img,
.mini-cover img,
.shelf-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.showcase-copy h2 {
  font-size: 26px;
  margin-bottom: 8px;
}

.showcase-copy h2 a,
.shelf-book h3 a,
.editorial-item h3 a {
  text-decoration: none;
}

.showcase-copy p {
  margin: 0 0 10px;
}

.compact-actions {
  margin-top: 16px;
}

.mini-cover-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.mini-cover {
  min-width: 0;
  display: grid;
  gap: 8px;
  color: var(--text);
  text-decoration: none;
}

.mini-cover img,
.mini-cover .cover-placeholder {
  width: 100%;
  aspect-ratio: 3 / 4;
  border-radius: 6px;
  background: var(--surface-soft);
  overflow: hidden;
}

.mini-cover span {
  font-size: 12px;
  font-weight: 800;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.showcase-app-link {
  justify-self: start;
  color: var(--brand-dark);
  font-weight: 900;
  text-decoration: none;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 6px;
  background: var(--brand);
  color: #fff;
  text-decoration: none;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  white-space: nowrap;
}

.button.secondary {
  background: #fff;
  color: var(--brand-dark);
  border: 1px solid var(--line);
}

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 42px 20px;
}

.section-intro {
  max-width: 780px;
  color: var(--muted);
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 18px;
  margin-bottom: 12px;
}

.section-heading .eyebrow {
  margin-top: 0;
}

.app-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.app-band h2 {
  margin-bottom: 8px;
}

.app-band p {
  margin: 0;
  color: var(--muted);
}

.app-actions {
  display: grid;
  justify-items: end;
  gap: 12px;
}

.split-section {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.ranking-band {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 28px;
  align-items: start;
}

.popular-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(300px, 0.82fr);
  gap: 28px;
  align-items: start;
}

.search-workspace {
  display: grid;
  grid-template-columns: minmax(240px, 0.3fr) minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.search-filters {
  position: sticky;
  top: 86px;
  display: grid;
  gap: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.search-filters h2 {
  font-size: 22px;
  margin-bottom: 0;
}

.search-filters label {
  display: grid;
  gap: 7px;
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 800;
}

.search-filters select {
  min-height: 42px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  padding: 0 10px;
}

.filter-shortcuts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-shortcuts a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}

.search-results-area {
  min-width: 0;
}

.search-results {
  margin-top: 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.genre-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.genre-grid a {
  min-height: 118px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  text-decoration: none;
}

.genre-grid span {
  color: var(--muted);
  font-size: 14px;
}

.genre-grid strong {
  color: var(--brand-dark);
  font-size: 18px;
  line-height: 1.25;
}

.topic-card,
.info-card,
.book-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.topic-card,
.info-card {
  padding: 20px;
}

.topic-card a {
  color: var(--brand-dark);
  font-weight: 800;
  text-decoration: none;
}

.book-list {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.editorial-list {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.editorial-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
}

.editorial-rank {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--brand-dark);
  color: #fff;
  font-weight: 900;
  text-decoration: none;
}

.editorial-item p {
  margin: 0 0 10px;
}

.compact-tags {
  margin: 0 0 10px;
}

.rising-panel {
  position: sticky;
  top: 86px;
}

.cover-shelf {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
  margin-top: 22px;
}

.shelf-book {
  min-width: 0;
}

.shelf-cover {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 8px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  text-decoration: none;
}

.shelf-book h3 {
  margin-top: 10px;
  font-size: 15px;
  overflow-wrap: anywhere;
}

.shelf-book p {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 13px;
}

/* 投放落地转化网格(墨工 2026-06-30): hero 下方整卡可点的书封面网格,直达详情页试读 */
.conversion-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.conversion-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.conversion-card:hover {
  border-color: var(--brand-dark);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.conversion-card .shelf-cover {
  position: relative;
  width: 100%;
  margin-bottom: 10px;
}

.conversion-flag {
  position: absolute;
  left: 6px;
  bottom: 6px;
  background: rgba(17, 17, 17, 0.82);
  color: #fff;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.01em;
  padding: 3px 7px;
  border-radius: 999px;
}

.conversion-title {
  display: block;
  font-size: 15px;
  line-height: 1.25;
  font-weight: 800;
  color: var(--text);
  overflow-wrap: anywhere;
}

.conversion-hook {
  display: block;
  margin: 6px 0 6px;
  color: var(--text);
  font-size: 13px;
  line-height: 1.4;
}

.conversion-meta {
  display: block;
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.shelf-cta {
  display: block;
  margin-top: auto;
  text-align: center;
  background: var(--brand-dark);
  color: #fff;
  font-weight: 800;
  font-size: 13px;
  border-radius: 999px;
  padding: 9px 12px;
}

.conversion-card:hover .shelf-cta {
  filter: brightness(1.08);
}

.conversion-trust strong {
  color: var(--brand-dark);
}

/* 主推书"内容钩"卡: 用真实简介/正文开头直接勾住读者 */
.lead-reader {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
  text-decoration: none;
  color: inherit;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  margin: 22px 0;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.lead-reader:hover {
  border-color: var(--brand-dark);
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.1);
}

.lead-reader-cover {
  display: block;
  width: 132px;
  aspect-ratio: 3 / 4;
  border-radius: 8px;
  overflow: hidden;
  background: var(--surface-soft);
}

.lead-reader-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lead-reader-body {
  display: flex;
  flex-direction: column;
}

.lead-reader-flag {
  display: inline-block;
  align-self: flex-start;
  background: var(--surface-soft);
  color: var(--brand-dark);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 4px 9px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.lead-reader-title {
  display: block;
  font-size: 20px;
  line-height: 1.2;
  font-weight: 800;
  color: var(--text);
  overflow-wrap: anywhere;
}

.lead-reader-signals {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0;
}

.lead-reader-signals span {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 8px;
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 800;
}

.lead-reader-excerpt {
  display: block;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
  margin-bottom: 12px;
}

.lead-reader-cta {
  display: inline-block;
  align-self: flex-start;
  margin-top: auto;
  background: var(--brand-dark);
  color: #fff;
  font-weight: 800;
  font-size: 14px;
  border-radius: 999px;
  padding: 10px 18px;
}

.lead-reader:hover .lead-reader-cta {
  filter: brightness(1.08);
}

.compact-list {
  gap: 12px;
}

.book-card {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 16px;
  padding: 14px;
}

.book-cover {
  display: block;
  width: 112px;
  aspect-ratio: 3 / 4;
  background: var(--surface-soft);
  border-radius: 6px;
  overflow: hidden;
  text-decoration: none;
}

.book-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cover-placeholder {
  height: 100%;
  display: grid;
  place-items: center;
  padding: 10px;
  color: var(--brand-dark);
  text-align: center;
  font-weight: 800;
}

.book-author,
.book-tags {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 14px;
}

.book-signal-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 2px 0 10px;
}

.book-signal-row span {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 800;
}

.book-copy p {
  margin: 0 0 10px;
}

.book-hook {
  color: var(--brand-dark);
  font-weight: 700;
}

.book-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.compact-list .book-card {
  grid-template-columns: 76px minmax(0, 1fr);
  padding: 12px;
}

.compact-list .book-cover {
  width: 76px;
}

.compact-list .book-copy p:not(.book-author):not(.book-tags):not(.book-hook) {
  display: none;
}

.text-link {
  color: var(--brand-dark);
  font-weight: 800;
  text-decoration: none;
}

.filter-row,
.tag-row,
.meta-row,
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.filter-row a,
.tag-row span,
.meta-row span,
.tag-cloud a {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 800;
  padding: 6px 10px;
  text-decoration: none;
}

.tag-title {
  margin: 20px 0 0;
}

.breadcrumbs {
  max-width: 1180px;
  margin: 0 auto;
  padding: 22px 20px 0;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumbs a {
  color: var(--brand-dark);
  text-decoration: none;
  font-weight: 700;
}

.book-detail {
  display: grid;
  grid-template-columns: minmax(180px, 280px) minmax(0, 1fr);
  gap: 34px;
  align-items: start;
}

.book-detail-cover {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.book-detail-cover img,
.book-detail-cover .cover-placeholder {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.book-detail-copy h1 {
  font-size: clamp(34px, 5vw, 58px);
}

.story-hook {
  margin: 18px 0 14px;
  padding: 14px 16px;
  background: var(--surface);
  border-left: 4px solid var(--accent);
  border-radius: 6px;
  color: var(--text);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0;
}

.stats-grid div {
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.stats-grid strong {
  display: block;
  color: var(--brand-dark);
  font-size: 22px;
  line-height: 1.1;
}

.stats-grid span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.reading-decision {
  display: grid;
  grid-template-columns: minmax(0, 0.74fr) minmax(320px, 1fr);
  gap: 24px;
  align-items: center;
}

.decision-copy .section-intro {
  margin-bottom: 18px;
}

.decision-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.decision-grid article {
  min-width: 0;
  min-height: 122px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.decision-grid span,
.related-facts span {
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.decision-grid strong {
  color: var(--text);
  font-size: 15px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.preview-reader {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(320px, 1fr);
  gap: 24px;
  align-items: start;
}

.preview-copy {
  position: sticky;
  top: 86px;
}

.chapter-list {
  display: grid;
  gap: 12px;
}

.chapter-list article,
.reader-cta,
.reader-path div {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.chapter-list span,
.reader-path span {
  display: inline-grid;
  place-items: center;
  min-width: 34px;
  min-height: 34px;
  margin-bottom: 10px;
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 900;
}

.chapter-list p,
.reader-cta p,
.reader-path p {
  margin: 0;
  color: var(--muted);
}

.web-reader {
  padding-top: 8px;
}

.reader-shell {
  max-width: 860px;
  margin: 0 auto;
}

.reader-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.reader-toolbar h2 {
  margin: 4px 0 0;
}

.chapter-content {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 30px;
  color: var(--text);
  font-size: 18px;
  line-height: 1.85;
}

.chapter-content + .chapter-content {
  margin-top: 16px;
}

.chapter-content-header {
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.chapter-content-header p {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.chapter-content-header h3 {
  margin: 0;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.2;
}

.chapter-content p {
  margin: 0 0 18px;
}

.chapter-content p:last-child {
  margin-bottom: 0;
}

.chapter-nav {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.chapter-nav .button {
  white-space: normal;
}

.reader-lock {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
}

.reader-lock p {
  margin: 5px 0 0;
  color: var(--muted);
}

.chapter-directory-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.chapter-directory-list a {
  min-width: 0;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  text-decoration: none;
}

.chapter-directory-list span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 900;
}

.chapter-directory-list strong {
  min-width: 0;
  color: var(--text);
  overflow-wrap: anywhere;
}

.chapter-directory-list small {
  color: var(--muted);
  white-space: nowrap;
}

.reader-cta {
  grid-column: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.trust-review {
  display: grid;
  gap: 18px;
}

.trust-review-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.trust-review-grid article {
  min-width: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
}

.trust-review-grid span {
  display: block;
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.trust-review-grid strong {
  display: block;
  margin-top: 8px;
  color: var(--text);
  font-size: 15px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.reader-fit {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(340px, 1fr);
  gap: 24px;
  align-items: start;
}

.reader-fit .lead {
  color: var(--text);
}

.highlight-list {
  display: grid;
  gap: 12px;
}

.highlight-list article {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.highlight-list span {
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 900;
}

.highlight-list p {
  margin: 8px 0 0;
  color: var(--muted);
}

.topic-path-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.topic-path-grid a {
  min-width: 0;
  min-height: 132px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
  padding: 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  text-decoration: none;
}

.topic-path-grid strong {
  color: var(--brand-dark);
  font-size: 18px;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.topic-path-grid span {
  color: var(--muted);
  font-size: 14px;
}

.reason-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.intent-book-path .section-intro {
  max-width: 780px;
}

.intent-link-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.intent-link-card {
  min-width: 0;
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 14px;
  padding: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.intent-link-cover {
  display: block;
  width: 96px;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 6px;
  background: var(--surface-soft);
}

.intent-link-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.intent-link-copy {
  min-width: 0;
}

.intent-step {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  padding: 0 8px;
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--brand-dark);
  font-size: 12px;
  font-weight: 900;
}

.intent-link-copy h3 {
  margin: 8px 0 6px;
  font-size: 20px;
  line-height: 1.25;
}

.intent-link-copy h3 a {
  color: var(--text);
  text-decoration: none;
}

.intent-link-copy p {
  margin: 0 0 10px;
  color: var(--muted);
}

.intent-link-copy p strong {
  color: var(--brand-dark);
}

.related-books-depth .section-heading {
  margin-bottom: 18px;
}

.related-comparison {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.related-card {
  min-width: 0;
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 14px;
  padding: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.related-cover {
  display: block;
  width: 92px;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 6px;
  background: var(--surface-soft);
}

.related-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.related-copy {
  min-width: 0;
}

.related-copy h3 {
  margin: 0 0 6px;
  font-size: 20px;
  line-height: 1.25;
}

.related-copy h3 a {
  color: var(--text);
  text-decoration: none;
}

.related-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0 10px;
}

.related-facts span {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  background: var(--surface-soft);
  text-transform: none;
}

.related-copy p {
  margin: 0 0 10px;
  color: var(--muted);
}

.ranking-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.ranking-list li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.ranking-list span {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--surface-soft);
  color: var(--brand-dark);
  font-weight: 900;
}

.ranking-list a {
  color: var(--text);
  font-weight: 800;
  text-decoration: none;
  min-width: 0;
  overflow-wrap: anywhere;
}

.ranking-list small {
  color: var(--muted);
  white-space: nowrap;
}

.rank-showcase {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(360px, 1.28fr);
  gap: 28px;
  align-items: start;
}

.download-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 24px;
}

.download-panel ol {
  margin: 12px 0 0;
  padding-left: 20px;
}

.download-panel li + li {
  margin-top: 10px;
}

.store-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.store-button {
  min-width: 150px;
  display: grid;
  gap: 2px;
  padding: 10px 14px;
  border-radius: 8px;
  background: #241822;
  color: #fff;
  text-decoration: none;
  line-height: 1.15;
}

.store-button span {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.72);
}

.store-button strong {
  font-size: 16px;
}

.reader-path {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.faq {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.faq details {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px 18px;
}

.faq summary {
  cursor: pointer;
  font-weight: 800;
}

.empty-state {
  padding: 20px;
  background: var(--surface);
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  display: grid;
  gap: 4px;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #241822;
  color: rgba(255, 255, 255, 0.72);
  margin-top: 46px;
}

.footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 20px;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-inner a {
  color: #fff;
  text-decoration: none;
}

@media (max-width: 780px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 42px;
  }

  h1 {
    font-size: clamp(24px, 6.4vw, 32px);
    line-height: 1.12;
  }

  .conversion-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .lead-reader {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 14px;
    padding: 14px;
  }

  .lead-reader-cover {
    width: 104px;
  }

  .lead-reader-title {
    font-size: 18px;
  }

  .lead-reader-excerpt {
    font-size: 13px;
  }

  .app-band {
    align-items: flex-start;
    flex-direction: column;
  }

  .app-actions {
    justify-items: start;
    width: 100%;
  }

  .grid,
  .genre-grid,
  .split-section,
  .reason-grid,
  .stats-grid,
  .trust-review-grid,
  .reader-fit,
  .topic-path-grid,
  .chapter-directory-list,
  .ranking-band,
  .popular-layout,
  .search-workspace,
  .rank-showcase,
  .reading-decision,
  .decision-grid,
  .preview-reader,
  .reader-path,
  .intent-link-grid,
  .related-comparison,
  .book-detail,
  .home-hero,
  .trust-strip {
    grid-template-columns: 1fr;
  }

  .preview-copy {
    position: static;
  }

  .reader-cta {
    grid-column: auto;
    align-items: flex-start;
    flex-direction: column;
  }

  .reader-toolbar,
  .reader-lock {
    align-items: stretch;
    flex-direction: column;
  }

  .chapter-content {
    padding: 22px;
    font-size: 16px;
  }

  .rising-panel {
    position: static;
  }

  .search-filters {
    position: static;
  }

  .search-strip div,
  .showcase-main {
    grid-template-columns: 1fr;
  }

  .showcase-cover {
    width: min(220px, 70vw);
  }

  .mini-cover-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .cover-shelf {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .book-card {
    grid-template-columns: 86px minmax(0, 1fr);
  }

  .book-cover {
    width: 86px;
  }

  .compact-list .book-card {
    grid-template-columns: 70px minmax(0, 1fr);
  }

  .compact-list .book-cover {
    width: 70px;
  }

  .ranking-list li {
    grid-template-columns: 34px minmax(0, 1fr);
  }

  .ranking-list small {
    grid-column: 2;
  }

  .chapter-directory-list a {
    grid-template-columns: 36px minmax(0, 1fr);
  }

  .chapter-directory-list small {
    grid-column: 2;
  }

  .related-card {
    grid-template-columns: 76px minmax(0, 1fr);
  }

  .related-cover {
    width: 76px;
  }

  .intent-link-card {
    grid-template-columns: 76px minmax(0, 1fr);
  }

  .intent-link-cover {
    width: 76px;
  }
}