/* ==========================================================================
   omofun动漫 · 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base · 变量与基础排版
   -------------------------------------------------------------------------- */
:root {
  --c-text: #2b2f33;
  --c-text-soft: #6a7178;
  --c-bg: #ffffff;
  --c-bg-soft: #f5f7f8;
  --c-line: #dfe4e7;
  --c-accent: #1f6f6b;
  --c-accent-2: #2f7d5c;
  --c-finished: #6a7178;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --radius: 6px;
  --radius-sm: 4px;
  --shell: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.75;
  font-weight: 400;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 600;
  line-height: 1.35;
  color: var(--c-text);
}

p {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

dl,
dd,
dt {
  margin: 0;
}

figure {
  margin: 0;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border: 0;
}

a {
  color: var(--c-accent);
  text-decoration: none;
}

a:hover,
a:focus-visible {
  color: var(--c-accent-2);
  text-decoration: underline;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 2px;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

/* --------------------------------------------------------------------------
   layout · 全站骨架
   -------------------------------------------------------------------------- */
.site-body {
  min-height: 100vh;
  background: var(--c-bg);
}

.site-header {
  position: relative;
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-line);
}

.header-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 24px;
  min-height: 64px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-nav {
  margin-left: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border-radius: var(--radius-sm);
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--c-text);
}

.site-main {
  display: block;
}

.home-main {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 24px;
}

.inner-main {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 24px 56px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 18px 0 0;
  font-size: 13px;
  color: var(--c-text-soft);
}

.breadcrumb a {
  color: var(--c-text-soft);
}

.breadcrumb a:hover {
  color: var(--c-accent);
}

.breadcrumb-sep {
  color: var(--c-line);
}

.breadcrumb-current {
  color: var(--c-text-soft);
}

.page-header {
  padding: 20px 0 28px;
  border-bottom: 1px solid var(--c-line);
  margin-bottom: 32px;
}

.page-title {
  font-size: 30px;
  font-weight: 600;
  color: var(--c-text);
}

.page-description {
  margin-top: 12px;
  max-width: 820px;
  font-size: 15px;
  color: var(--c-text-soft);
}

.site-footer {
  background: var(--c-bg-soft);
  border-top: 1px solid var(--c-line);
  margin-top: 8px;
}

.footer-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 40px 24px 0;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 32px;
}

.footer-bottom {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 20px 24px 28px;
  border-top: 1px solid var(--c-line);
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  justify-content: space-between;
  font-size: 13px;
  color: var(--c-text-soft);
}

/* --------------------------------------------------------------------------
   components · 通用组件
   -------------------------------------------------------------------------- */

/* 品牌标识 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--c-text);
  font-weight: 600;
  flex: 0 0 auto;
}

.brand:hover {
  text-decoration: none;
  color: var(--c-text);
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
}

.brand-name {
  font-size: 17px;
  font-weight: 600;
}

/* 主导航 */
.nav-item {
  position: relative;
}

.nav-item > a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 14px;
  font-size: 15px;
  color: var(--c-text);
  border-radius: var(--radius-sm);
}

.nav-item > a:hover {
  color: var(--c-accent);
  text-decoration: none;
}

.nav-item.is-current > a,
.nav-item > a.is-current {
  color: var(--c-accent);
  font-weight: 600;
}

.nav-menu-toggle {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  width: 26px;
  height: 30px;
  border-radius: var(--radius-sm);
}

.nav-menu-toggle::before {
  content: "";
  display: block;
  width: 7px;
  height: 7px;
  margin: 0 auto;
  border-right: 1.5px solid var(--c-text-soft);
  border-bottom: 1.5px solid var(--c-text-soft);
  transform: rotate(45deg) translate(-1px, -1px);
}

.nav-item.has-menu > a {
  padding-right: 30px;
}

.nav-submenu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 168px;
  padding: 8px 0;
  background: var(--c-bg);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  box-shadow: 0 8px 20px rgba(43, 47, 51, 0.08);
  display: none;
  z-index: 30;
}

.nav-submenu a {
  display: block;
  padding: 9px 16px;
  font-size: 14px;
  color: var(--c-text);
}

.nav-submenu a:hover {
  background: var(--c-bg-soft);
  color: var(--c-accent);
  text-decoration: none;
}

.nav-item.has-menu:hover .nav-submenu,
.nav-item.has-menu:focus-within .nav-submenu,
.nav-item.has-menu.is-open .nav-submenu {
  display: block;
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: #ffffff;
}

.btn-primary:hover {
  background: #1a5f5b;
  border-color: #1a5f5b;
  color: #ffffff;
}

.btn-secondary {
  background: var(--c-bg);
  border-color: var(--c-accent);
  color: var(--c-accent);
}

.btn-secondary:hover {
  background: #eef4f3;
  color: var(--c-accent);
}

.btn-ghost {
  background: transparent;
  border-color: var(--c-line);
  color: var(--c-text);
}

.btn-ghost:hover {
  border-color: var(--c-text-soft);
  color: var(--c-text);
}

/* 通用区块 */
.section {
  padding: 44px 0;
  border-top: 1px solid var(--c-line);
}

.section-head,
.section-title {
  margin-bottom: 6px;
}

.section-head h2,
.section-title {
  font-size: 20px;
  font-weight: 600;
}

.section-desc,
.section-intro,
.section-note {
  max-width: 820px;
  font-size: 14px;
  color: var(--c-text-soft);
}

.section-intro {
  margin-bottom: 24px;
}

.section-note {
  margin-bottom: 20px;
}

.section-foot,
.section-more {
  margin-top: 22px;
  font-size: 14px;
}

.link-more,
.text-link {
  font-weight: 600;
  color: var(--c-accent);
}

/* 状态标记 */
.status-ongoing,
.is-ongoing {
  color: var(--c-accent);
}

.status-finished,
.is-finished {
  color: var(--c-finished);
}

/* --------------------------------------------------------------------------
   pages · 首页
   -------------------------------------------------------------------------- */
.fact-bar {
  background: var(--c-bg-soft);
  border-bottom: 1px solid var(--c-line);
}

.fact-bar-text {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 10px 24px;
  font-size: 13px;
  color: var(--c-text-soft);
}

.fact-bar-text strong {
  color: var(--c-text);
  font-weight: 600;
}

/* 首屏定位区 */
.hero {
  padding: 48px 0 40px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 44px;
  align-items: center;
}

.hero-text {
  min-width: 0;
}

.hero-eyebrow {
  font-size: 13px;
  font-weight: 600;
  color: var(--c-accent);
  margin-bottom: 12px;
}

.hero-title {
  font-size: 30px;
  font-weight: 600;
  line-height: 1.4;
}

.hero-lead {
  margin-top: 16px;
  font-size: 15px;
  color: var(--c-text);
}

.hero-note {
  margin-top: 12px;
  font-size: 13px;
  color: var(--c-text-soft);
}

.hero-actions {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-visual {
  min-width: 0;
}

.hero-visual img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
  background: var(--c-bg-soft);
}

.hero-caption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--c-text-soft);
}

/* 题材方向总览 */
.genre-columns {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.genre-col {
  padding: 18px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  min-width: 0;
}

.genre-col-title {
  font-size: 16px;
}

.genre-col-desc {
  margin-top: 8px;
  font-size: 13px;
  color: var(--c-text-soft);
}

.genre-col-list {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
}

.genre-col-list a {
  color: var(--c-text);
}

.genre-col-list a:hover {
  color: var(--c-accent);
}

.genre-col-link {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  font-weight: 600;
}

/* 封面条目墙 */
.cover-grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.cover-card {
  min-width: 0;
}

.cover-card-link {
  display: block;
  padding: 10px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-bg);
  color: var(--c-text);
  transition: border-color 0.18s ease, background-color 0.18s ease;
}

.cover-card-link:hover {
  border-color: var(--c-accent);
  background: #f7fbfa;
  text-decoration: none;
}

.cover-card-img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: var(--c-bg-soft);
}

.cover-card-title {
  margin-top: 10px;
  font-size: 15px;
  font-weight: 600;
}

.cover-card-meta {
  margin-top: 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  font-size: 13px;
  color: var(--c-text-soft);
}

/* 最近更新记录 */
.update-groups {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.update-group {
  border-top: 1px solid var(--c-line);
  padding-top: 14px;
}

.update-date {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text);
}

.update-list {
  margin-top: 8px;
}

.update-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--c-line);
  font-size: 14px;
}

.update-field-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-text-soft);
}

.update-field-name {
  color: var(--c-text);
  font-weight: 600;
  overflow-wrap: anywhere;
}

.update-field-name:hover {
  color: var(--c-accent);
}

.update-field-genre,
.update-field-chapter {
  color: var(--c-text-soft);
  font-size: 13px;
}

/* 人气榜单速览 */
.ranking-glance .ranking-list {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
}

.ranking-glance .ranking-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 2.2fr);
  gap: 16px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--c-line);
  font-size: 14px;
}

.ranking-glance .ranking-pos {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--c-accent);
}

.ranking-glance .ranking-name {
  color: var(--c-text);
  font-weight: 600;
}

.ranking-glance .ranking-name:hover {
  color: var(--c-accent);
}

.ranking-glance .ranking-genre {
  font-size: 13px;
  color: var(--c-text-soft);
}

.ranking-glance .ranking-note {
  font-size: 13px;
  color: var(--c-text-soft);
}

/* 阅读说明与收录边界摘要 */
.reading-columns {
  margin-top: 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.reading-col {
  min-width: 0;
}

.reading-col-title {
  font-size: 16px;
  margin-bottom: 12px;
}

.field-table {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  gap: 8px 14px;
  font-size: 14px;
}

.field-table dt {
  font-weight: 600;
  color: var(--c-text);
}

.field-table dd {
  color: var(--c-text-soft);
}

.boundary-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14px;
}

.boundary-list li {
  padding-left: 14px;
  position: relative;
  color: var(--c-text-soft);
}

.boundary-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--c-accent);
}

/* 站内栏目索引 */
.index-columns {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.index-col {
  padding: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  min-width: 0;
}

.index-col-title {
  font-size: 15px;
}

.index-col-title a {
  color: var(--c-text);
}

.index-col-title a:hover {
  color: var(--c-accent);
}

.index-col-desc {
  margin-top: 8px;
  font-size: 13px;
  color: var(--c-text-soft);
}

/* --------------------------------------------------------------------------
   pages · 题材分类
   -------------------------------------------------------------------------- */
.genre-filter-section {
  margin-bottom: 40px;
}

.genre-filter {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  border-bottom: 1px solid var(--c-line);
}

.genre-filter-tag {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 4px;
  font-size: 14px;
  color: var(--c-text-soft);
  border-bottom: 2px solid transparent;
}

.genre-filter-tag:hover {
  color: var(--c-accent);
  text-decoration: none;
}

.genre-filter-tag.is-active {
  color: var(--c-accent);
  font-weight: 600;
  border-bottom-color: var(--c-accent);
}

.genre-directory {
  margin-bottom: 40px;
}

.genre-group {
  padding: 28px 0;
  border-top: 1px solid var(--c-line);
}

.genre-group:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.genre-group-head {
  margin-bottom: 16px;
}

.genre-group-title {
  font-size: 16px;
}

.genre-group-desc {
  margin-top: 6px;
  max-width: 760px;
  font-size: 14px;
  color: var(--c-text-soft);
}

.genre-group-media {
  margin-bottom: 20px;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
}

.genre-group-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
  background: var(--c-bg-soft);
}

.genre-group-media figcaption {
  font-size: 13px;
  color: var(--c-text-soft);
  line-height: 1.8;
}

.genre-entry-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.genre-entry {
  display: flex;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  min-width: 0;
}

.genre-entry img {
  width: 64px;
  height: 86px;
  flex: 0 0 auto;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: var(--c-bg-soft);
}

.genre-entry-body {
  min-width: 0;
}

.genre-entry-name {
  font-size: 15px;
  font-weight: 600;
}

.genre-entry-meta {
  margin-top: 6px;
  font-size: 13px;
  color: var(--c-text-soft);
}

.genre-order-section {
  padding-top: 32px;
  border-top: 1px solid var(--c-line);
}

.order-list {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.order-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.order-index {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--c-accent);
}

.order-body {
  min-width: 0;
}

.order-title {
  font-size: 15px;
}

.order-text {
  margin-top: 6px;
  font-size: 14px;
  color: var(--c-text-soft);
  max-width: 820px;
}

/* --------------------------------------------------------------------------
   pages · 最近更新
   -------------------------------------------------------------------------- */
.update-fields {
  padding-top: 0;
  border-top: 0;
}

.field-strip {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.update-fields .field-item {
  padding: 16px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  min-width: 0;
}

.update-fields .field-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text);
}

.update-fields .field-text {
  margin-top: 8px;
  font-size: 13px;
  color: var(--c-text-soft);
}

.update-list-section {
  padding-top: 32px;
}

.update-timeline {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.update-day {
  border-top: 1px solid var(--c-line);
  padding-top: 14px;
}

.update-day-title {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
}

.update-rows {
  margin-top: 8px;
}

.update-list-section .update-row {
  display: grid;
  grid-template-columns: 48px 110px minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr) 84px;
  gap: 14px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--c-line);
  font-size: 14px;
}

.update-thumb {
  width: 48px;
  height: 64px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: var(--c-bg-soft);
}

.update-list-section .update-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-text-soft);
}

.update-name {
  font-weight: 600;
  color: var(--c-text);
  overflow-wrap: anywhere;
}

.update-name:hover {
  color: var(--c-accent);
}

.update-genre,
.update-chapter {
  font-size: 13px;
  color: var(--c-text-soft);
}

.update-state {
  font-size: 13px;
  font-weight: 600;
}

.update-status {
  padding-top: 32px;
}

.status-columns {
  margin-top: 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.status-col {
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  min-width: 0;
}

.status-col-title {
  font-size: 15px;
}

.status-col-text {
  margin-top: 8px;
  font-size: 14px;
  color: var(--c-text-soft);
}

.update-usage {
  padding-top: 32px;
}

.usage-steps {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.usage-step {
  padding: 18px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  min-width: 0;
}

.usage-step .step-title {
  font-size: 15px;
}

.usage-step .step-text {
  margin-top: 8px;
  font-size: 14px;
  color: var(--c-text-soft);
}

/* --------------------------------------------------------------------------
   pages · 人气榜单
   -------------------------------------------------------------------------- */
.ranking-list-section {
  padding-bottom: 8px;
}

.ranking-list-section .ranking-list {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
}

.ranking-list-section .ranking-item {
  display: grid;
  grid-template-columns: 52px 72px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding: 16px 0;
  border-bottom: 1px solid var(--c-line);
}

.ranking-position {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--c-accent);
  line-height: 1.4;
}

.ranking-cover {
  width: 72px;
}

.ranking-cover img {
  width: 72px;
  height: 96px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: var(--c-bg-soft);
}

.ranking-body {
  min-width: 0;
}

.ranking-body .ranking-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-text);
}

.ranking-body .ranking-name:hover {
  color: var(--c-accent);
}

.ranking-meta {
  margin-top: 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  font-size: 13px;
  color: var(--c-text-soft);
}

.ranking-status {
  font-weight: 600;
}

.ranking-body .ranking-note {
  margin-top: 8px;
  font-size: 14px;
  color: var(--c-text-soft);
  max-width: 720px;
}

.ranking-list-foot {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  font-size: 14px;
}

.ranking-basis-section,
.ranking-combo-section {
  padding-top: 32px;
  border-top: 1px solid var(--c-line);
  margin-top: 32px;
}

.basis-list {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.basis-item {
  padding-left: 16px;
  border-left: 2px solid var(--c-line);
  min-width: 0;
}

.basis-title {
  font-size: 15px;
}

.basis-text {
  margin-top: 6px;
  font-size: 14px;
  color: var(--c-text-soft);
  max-width: 820px;
}

.combo-columns {
  margin-top: 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.combo-column {
  padding: 18px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  min-width: 0;
}

.combo-title {
  font-size: 15px;
}

.combo-text {
  margin-top: 8px;
  font-size: 14px;
  color: var(--c-text-soft);
}

/* --------------------------------------------------------------------------
   pages · 阅读说明
   -------------------------------------------------------------------------- */
.reading-figure {
  margin-bottom: 36px;
}

.reading-figure-media {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
}

.reading-figure-media img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--c-line);
  background: var(--c-bg-soft);
}

.reading-figure-caption {
  font-size: 13px;
  color: var(--c-text-soft);
  line-height: 1.8;
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 40px;
  align-items: start;
}

.page-layout.sidebar-left,
.sidebar-left .page-layout {
  grid-template-columns: 260px minmax(0, 1fr);
}

.reading-toc {
  padding: 18px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  position: sticky;
  top: 20px;
  min-width: 0;
}

.toc-title {
  font-size: 15px;
  margin-bottom: 12px;
}

.toc-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
}

.toc-item a {
  color: var(--c-text);
}

.toc-item a:hover {
  color: var(--c-accent);
}

.toc-note {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--c-line);
  font-size: 13px;
  color: var(--c-text-soft);
}

.reading-content {
  min-width: 0;
}

.reading-section {
  padding-bottom: 32px;
  margin-bottom: 32px;
  border-bottom: 1px solid var(--c-line);
}

.reading-section:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.reading-content .field-item {
  padding: 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--c-line);
  border-radius: 0;
}

.field-summary {
  display: flex;
  align-items: center;
  min-height: 44px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.field-summary::-webkit-details-marker {
  display: none;
}

.field-summary::before {
  content: "";
  width: 7px;
  height: 7px;
  margin-right: 10px;
  border-right: 1.5px solid var(--c-text-soft);
  border-bottom: 1.5px solid var(--c-text-soft);
  transform: rotate(-45deg);
  transition: transform 0.18s ease;
  flex: 0 0 auto;
}

.field-item[open] .field-summary::before {
  transform: rotate(45deg);
}

.field-body {
  padding: 0 0 16px 17px;
}

.field-body p {
  font-size: 14px;
  color: var(--c-text-soft);
  max-width: 720px;
}

.split-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.split-columns .column-block {
  padding: 18px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  min-width: 0;
}

.split-columns .column-title {
  font-size: 15px;
}

.rule-list {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 14px;
}

.rule-item {
  padding-left: 14px;
  position: relative;
  color: var(--c-text-soft);
}

.rule-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--c-accent);
}

.basis-note {
  margin-top: 16px;
  font-size: 14px;
  color: var(--c-text-soft);
}

.boundary-list {
  margin-top: 4px;
}

.boundary-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--c-line);
  min-width: 0;
}

.boundary-title {
  font-size: 15px;
}

.boundary-text {
  margin-top: 6px;
  font-size: 14px;
  color: var(--c-text-soft);
  max-width: 720px;
}

.usage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.usage-card {
  display: block;
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  color: var(--c-text);
  transition: border-color 0.18s ease, background-color 0.18s ease;
  min-width: 0;
}

.usage-card:hover {
  border-color: var(--c-accent);
  background: #f7fbfa;
  text-decoration: none;
  color: var(--c-text);
}

.usage-title {
  font-size: 15px;
}

.usage-text {
  margin-top: 8px;
  font-size: 14px;
  color: var(--c-text-soft);
}

/* --------------------------------------------------------------------------
   pages · 404
   -------------------------------------------------------------------------- */
.error-main {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 24px 64px;
}

.error-block {
  padding: 64px 0 32px;
  max-width: 720px;
}

.error-title {
  font-size: 30px;
  font-weight: 600;
}

.error-text {
  margin-top: 14px;
  font-size: 15px;
  color: var(--c-text-soft);
}

.error-paths {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.error-path a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  color: var(--c-text);
  font-size: 14px;
}

.error-path a:hover {
  border-color: var(--c-accent);
  color: var(--c-accent);
  text-decoration: none;
}

.error-action {
  margin-top: 28px;
  font-size: 14px;
}

.error-home-link {
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   responsive
   -------------------------------------------------------------------------- */
@media (max-width: 960px) {
  .header-inner {
    padding: 0 16px;
    min-height: 60px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-left: 0;
    padding: 8px 16px 16px;
    background: var(--c-bg);
    border-bottom: 1px solid var(--c-line);
    box-shadow: 0 10px 24px rgba(43, 47, 51, 0.08);
    z-index: 40;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-list.is-open {
    display: flex;
  }

  .nav-item {
    border-bottom: 1px solid var(--c-line);
  }

  .nav-item:last-child {
    border-bottom: 0;
  }

  .nav-item > a {
    display: flex;
    min-height: 48px;
    padding: 0 8px;
  }

  .nav-menu-toggle {
    right: 4px;
    width: 44px;
    height: 44px;
  }

  .nav-submenu {
    position: static;
    display: none;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    padding: 0 0 8px 12px;
  }

  .nav-item.has-menu:hover .nav-submenu,
  .nav-item.has-menu:focus-within .nav-submenu {
    display: none;
  }

  .nav-item.has-menu.is-open .nav-submenu {
    display: block;
  }

  .home-main,
  .inner-main,
  .error-main {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero {
    padding: 32px 0 28px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .hero-title,
  .page-title,
  .error-title {
    font-size: 24px;
  }

  .genre-columns,
  .cover-grid,
  .field-strip,
  .usage-steps,
  .usage-grid,
  .index-columns {
    grid-template-columns: repeat(2, 1fr);
  }

  .genre-entry-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .reading-columns,
  .status-columns,
  .combo-columns,
  .split-columns {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .genre-group-media,
  .reading-figure-media {
    grid-template-columns: 160px minmax(0, 1fr);
  }

  .page-layout,
  .page-layout.sidebar-left,
  .sidebar-left .page-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .reading-toc {
    position: static;
  }

  .toc-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px 16px;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    padding-top: 32px;
  }

  .update-list-section .update-row {
    grid-template-columns: 48px minmax(0, 1fr) minmax(0, 1fr);
    grid-template-areas:
      "thumb name name"
      "thumb genre chapter"
      "thumb date state";
    gap: 6px 14px;
    align-items: start;
  }

  .update-list-section .update-thumb {
    grid-area: thumb;
    align-self: start;
  }

  .update-list-section .update-name {
    grid-area: name;
  }

  .update-list-section .update-genre {
    grid-area: genre;
  }

  .update-list-section .update-chapter {
    grid-area: chapter;
  }

  .update-list-section .update-date {
    grid-area: date;
  }

  .update-list-section .update-state {
    grid-area: state;
  }

  .update-groups .update-row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 4px 16px;
  }

  .update-groups .update-field-date {
    grid-column: 1 / -1;
  }

  .ranking-glance .ranking-item {
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 4px 14px;
  }

  .ranking-glance .ranking-pos {
    grid-row: span 2;
  }

  .ranking-glance .ranking-note {
    grid-column: 2 / -1;
  }

  .ranking-list-section .ranking-item {
    grid-template-columns: 40px 72px minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  body {
    font-size: 14px;
  }

  .fact-bar-text {
    padding: 10px 16px;
  }

  .page-header {
    padding: 16px 0 22px;
    margin-bottom: 24px;
  }

  .genre-columns,
  .field-strip,
  .usage-steps,
  .usage-grid,
  .index-columns,
  .genre-entry-list,
  .error-paths {
    grid-template-columns: 1fr;
  }

  .cover-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .genre-group-media,
  .reading-figure-media {
    grid-template-columns: 1fr;
  }

  .genre-group-media img,
  .reading-figure-media img {
    max-width: 200px;
  }

  .field-table {
    grid-template-columns: 92px minmax(0, 1fr);
  }

  .ranking-list-section .ranking-item {
    grid-template-columns: 36px 64px minmax(0, 1fr);
    gap: 12px;
  }

  .ranking-cover,
  .ranking-cover img {
    width: 64px;
  }

  .ranking-cover img {
    height: 86px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-bottom {
    flex-direction: column;
  }

  .hero-actions .btn {
    flex: 1 1 auto;
  }
}