/* ==========================================================================
   里番动漫 layeh.cn — 全站样式
   base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base
   -------------------------------------------------------------------------- */

:root {
  --ink: #24292E;
  --ink-soft: #6B7280;
  --brand: #1F4B3F;
  --brand-deep: #163831;
  --accent: #D2542F;
  --link: #2E5C8A;
  --page-bg: #F7F5F0;
  --card-bg: #FFFFFF;
  --line: #DEDAD1;
  --line-soft: #ECE8E1;
  --radius: 6px;
  --radius-sm: 4px;
  --shell: 1200px;
  --gap: 28px;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  --font-num: "SF Mono", "Roboto Mono", "DejaVu Sans Mono", Consolas, monospace;
}

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

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

body.site-body {
  margin: 0;
  background: var(--page-bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

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

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

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

h1,
h2,
h3,
h4 {
  margin: 0 0 12px;
  color: var(--brand);
  font-weight: 700;
  line-height: 1.35;
}

h1 {
  font-size: 30px;
}

h2 {
  font-size: 23px;
}

h3 {
  font-size: 18px;
}

h4 {
  font-size: 16px;
}

p {
  margin: 0 0 14px;
}

ul,
ol {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

figure {
  margin: 0;
}

dl,
dt,
dd {
  margin: 0;
}

time {
  font-variant-numeric: tabular-nums;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* 跳到正文 */
a.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 60;
  padding: 10px 18px;
  background: var(--brand);
  color: #fff;
  font-size: 14px;
}

a.skip-link:focus {
  left: 12px;
  top: 8px;
  color: #fff;
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   layout — 全站骨架
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--card-bg);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 14px 24px;
}

.brand {
  display: flex;
  flex-direction: column;
  flex: 0 0 auto;
  color: var(--brand);
  font-size: 21px;
  font-weight: 700;
  line-height: 1.2;
}

.brand:hover,
.brand:focus-visible {
  color: var(--accent);
  text-decoration: none;
}

.brand-sub {
  margin-top: 3px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.3;
}

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

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
}

.nav-list > li > a {
  display: block;
  padding: 10px 14px;
  color: var(--ink);
  font-size: 15px;
  border-bottom: 2px solid transparent;
}

.nav-list > li > a:hover,
.nav-list > li > a:focus-visible {
  color: var(--accent);
  text-decoration: none;
}

.nav-list > li > a.is-current {
  color: var(--brand);
  font-weight: 700;
  border-bottom-color: var(--accent);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  padding: 0;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--brand);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.site-main {
  display: block;
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 34px 24px 56px;
}

.inner-main {
  padding-top: 26px;
}

.site-footer {
  background: var(--brand);
  color: #DCE6E1;
  font-size: 14px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 32px;
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 40px 24px 28px;
}

.footer-brand p {
  margin: 0 0 10px;
}

.footer-logo {
  color: #fff;
  font-size: 18px;
  font-weight: 700;
}

.footer-col h3 {
  margin: 0 0 12px;
  color: #fff;
  font-size: 15px;
}

.footer-col ul {
  margin: 0;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: #CFDDD6;
}

.footer-col a:hover,
.footer-col a:focus-visible {
  color: #fff;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 16px 24px 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.footer-bottom p {
  margin: 0;
  color: #B9CBC3;
  font-size: 13px;
}

/* 内页通用容器 */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  color: var(--ink-soft);
  font-size: 14px;
}

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

.breadcrumb-current {
  color: var(--ink);
}

.page-header {
  padding-bottom: 20px;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--line);
}

.page-title {
  margin: 0 0 10px;
  font-size: 30px;
}

.page-description {
  max-width: 760px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 15px;
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: var(--gap);
  align-items: start;
}

.page-layout.layout-single {
  grid-template-columns: minmax(0, 1fr);
}

.layout-main {
  min-width: 0;
}

.layout-side {
  min-width: 0;
}

.section {
  margin-bottom: 44px;
}

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

.section-intro {
  max-width: 820px;
  margin: 0 0 20px;
  color: var(--ink-soft);
  font-size: 15px;
}

.section-more {
  margin: 18px 0 0;
  font-size: 15px;
}

.section-more a {
  margin-right: 18px;
}

/* 站内栏目索引（内页） */
.site-index {
  margin-top: 46px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.site-index > h2 {
  margin-bottom: 16px;
  font-size: 19px;
}

.index-list,
.site-index-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
}

.index-list a,
.site-index-list a {
  display: block;
  padding: 14px 16px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--brand);
  font-weight: 700;
  text-align: center;
}

.index-list a:hover,
.site-index-list a:hover,
.index-list a:focus-visible,
.site-index-list a:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
  text-decoration: none;
}

.site-index-list span {
  display: none;
}

/* --------------------------------------------------------------------------
   components — 通用组件
   -------------------------------------------------------------------------- */

/* 顶部事实条 */
.fact-bar {
  background: var(--brand-deep);
  color: #CFDDD6;
  font-size: 13px;
}

.fact-bar p {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 9px 24px;
}

/* 按钮 */
.btn,
.button {
  display: inline-block;
  padding: 11px 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
}

.btn-primary,
.button-primary {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.btn-primary:hover,
.btn-primary:focus-visible,
.button-primary:hover,
.button-primary:focus-visible {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  text-decoration: none;
}

.btn-ghost,
.button-ghost {
  background: transparent;
  border-color: var(--brand);
  color: var(--brand);
}

.btn-ghost:hover,
.btn-ghost:focus-visible,
.button-ghost:hover,
.button-ghost:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}

/* 题材标签 */
.tag {
  display: inline-block;
  padding: 5px 12px;
  background: #F1EDE6;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--brand);
  font-size: 13px;
  line-height: 1.5;
}

.tag:hover,
.tag:focus-visible {
  background: #FBE9E2;
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}

.tag-genre,
.tag-status,
.tag-type {
  display: inline-block;
  padding: 3px 9px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  line-height: 1.6;
  white-space: nowrap;
}

.tag-genre {
  background: #FBE9E2;
  color: var(--accent);
}

.tag-status {
  background: #E8EFEA;
  color: var(--brand);
}

.tag-type {
  background: #E7EEF6;
  color: var(--link);
}

/* 更多链接 */
.link-more {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
}

/* 栏目标题区 */
.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.section-head h2 {
  margin: 0;
}

.section-head p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

/* 题材分组容器（首页 / 题材分类页共用） */
.genre-block {
  padding: 20px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.genre-block h3 {
  margin-bottom: 8px;
}

.genre-scope {
  margin: 0 0 14px;
  color: var(--ink-soft);
  font-size: 14px;
}

.genre-items {
  margin: 0;
}

.genre-items li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-top: 1px dashed var(--line-soft);
}

.item-name {
  font-weight: 600;
}

.item-state {
  color: var(--ink-soft);
  font-size: 13px;
  white-space: nowrap;
}

/* 作品条目（题材分类页） */
.genre-entry-list {
  margin: 0;
}

.genre-entry {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 10px 0;
  border-top: 1px dashed var(--line-soft);
}

.entry-cover {
  width: 72px;
  height: 96px;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--line-soft);
}

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

.entry-name {
  display: block;
  font-weight: 600;
}

.entry-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.entry-status,
.entry-type {
  color: var(--ink-soft);
  font-size: 13px;
}

/* 更新记录条目（首页横排） */
.update-list {
  margin: 0;
}

.update-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 1.4fr) 92px 92px 84px;
  align-items: center;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
}

.update-date {
  color: var(--ink-soft);
  font-family: var(--font-num);
  font-size: 13px;
}

.update-name {
  font-weight: 600;
}

.update-genre,
.update-state,
.update-type {
  color: var(--ink-soft);
  font-size: 13px;
}

/* 榜单位次条目（首页） */
.rank-list {
  margin: 0;
}

.rank-row {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 88px;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
}

.rank-no {
  color: var(--accent);
  font-family: var(--font-num);
  font-size: 15px;
  font-weight: 700;
  text-align: center;
}

.rank-name {
  font-weight: 600;
}

.rank-genre {
  color: var(--ink-soft);
  font-size: 13px;
  text-align: right;
}

/* 专题卡 */
.feature-card {
  padding: 0 0 18px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line-soft);
}

.feature-card:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.feature-card img {
  display: block;
  width: 100%;
  height: 150px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.feature-card h4 {
  margin-bottom: 6px;
}

.feature-card p {
  margin: 0 0 8px;
  color: var(--ink-soft);
  font-size: 14px;
}

/* 说明要点 */
.guide-points li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 8px;
  color: var(--ink-soft);
  font-size: 15px;
}

.guide-points li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 11px;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

/* 反馈步骤 */
.feedback-steps {
  counter-reset: fb;
  margin: 0 0 14px;
}

.feedback-steps li {
  position: relative;
  padding-left: 34px;
  margin-bottom: 10px;
  color: var(--ink-soft);
  font-size: 15px;
}

.feedback-steps li::before {
  counter-increment: fb;
  content: counter(fb);
  position: absolute;
  left: 0;
  top: 1px;
  width: 22px;
  height: 22px;
  background: var(--brand);
  border-radius: 50%;
  color: #fff;
  font-family: var(--font-num);
  font-size: 12px;
  line-height: 22px;
  text-align: center;
}

/* 侧栏链接列表（题材分类页） */
.side-link-list {
  margin: 0;
}

.side-link-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--line-soft);
}

.side-link-list a {
  font-weight: 700;
}

.side-note {
  display: block;
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 13px;
}

/* 侧栏区块（人气榜单页） */
.side-block {
  padding: 18px;
  margin-bottom: 20px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.side-title {
  margin: 0 0 12px;
  font-size: 16px;
}

.side-links {
  margin: 0;
}

.side-links li {
  padding: 9px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.side-links li:last-child {
  border-bottom: 0;
}

.side-links a {
  font-weight: 600;
}

.side-desc {
  display: block;
  margin-top: 3px;
  color: var(--ink-soft);
  font-size: 13px;
}

/* 栏目索引（人气榜单页 / 阅读说明页） */
.column-index {
  margin-top: 46px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.column-index-title {
  margin-bottom: 16px;
  font-size: 19px;
}

.column-index-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
}

.column-index-list a {
  display: block;
  padding: 14px 16px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--brand);
  font-weight: 700;
  text-align: center;
}

.column-index-list a:hover,
.column-index-list a:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
  text-decoration: none;
}

.column-index-list span {
  display: none;
}

/* 字段解释列表（最近更新页） */
.field-list dt {
  margin-top: 12px;
  color: var(--brand);
  font-weight: 700;
}

.field-list dt:first-child {
  margin-top: 0;
}

.field-list dd {
  color: var(--ink-soft);
  font-size: 14px;
}

/* --------------------------------------------------------------------------
   pages — 首页
   -------------------------------------------------------------------------- */

/* 首屏作品索引区 */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 40px;
  align-items: center;
  padding-bottom: 40px;
  margin-bottom: 46px;
  border-bottom: 1px solid var(--line);
}

.hero-title {
  margin: 0 0 16px;
  font-size: 34px;
}

.hero-lead {
  max-width: 520px;
  margin: 0 0 20px;
  color: var(--ink-soft);
  font-size: 16px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 24px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
}

.hero-visual {
  margin: 0;
}

.hero-visual > img {
  display: block;
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--radius);
}

.hero-visual figcaption {
  margin-top: 10px;
  color: var(--ink-soft);
  font-size: 13px;
}

.hero-thumbs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.hero-thumbs img {
  display: block;
  width: 100%;
  height: 96px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

/* 题材分类版块总览 */
.genres-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

/* 人气榜单与编辑专题 */
.ranking-feature-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: var(--gap);
  align-items: start;
}

.ranking-column h3,
.feature-column h3 {
  margin-bottom: 14px;
  font-size: 17px;
}

.feature-column {
  padding: 20px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

/* 阅读说明与内容反馈摘要 */
.guide-feedback-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--gap);
  align-items: start;
}

.guide-column,
.feedback-column {
  padding: 22px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.guide-column h3,
.feedback-column h3 {
  margin-bottom: 10px;
  font-size: 17px;
}

/* 站内栏目索引（首页） */
.site-index > h2 {
  font-size: 19px;
}

.index-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  margin: 0;
}

.index-item a {
  display: block;
  padding: 16px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--brand);
  font-weight: 700;
  text-align: center;
}

.index-item a:hover,
.index-item a:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
  text-decoration: none;
}

.index-item span {
  display: block;
  margin-top: 6px;
  color: var(--ink-soft);
  font-size: 13px;
  text-align: center;
}

/* --------------------------------------------------------------------------
   pages — 题材分类页
   -------------------------------------------------------------------------- */

.topic-overview,
.topic-detail,
.topic-compare {
  margin-bottom: 40px;
}

.topic-overview > h2,
.topic-detail > h2,
.topic-compare > h2 {
  margin-bottom: 10px;
}

.topic-overview-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
}

.topic-overview-item {
  padding: 16px 18px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.topic-overview-item h3 {
  margin-bottom: 6px;
  font-size: 16px;
}

.topic-overview-item p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.topic-detail .genre-block {
  margin-bottom: 18px;
}

.compare-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--gap);
  align-items: start;
}

.compare-column {
  padding: 20px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.compare-column h3 {
  margin-bottom: 10px;
  font-size: 16px;
}

.compare-column p {
  color: var(--ink-soft);
  font-size: 14px;
}

.compare-column p:last-child {
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   pages — 最近更新页
   -------------------------------------------------------------------------- */

.updates-log,
.field-notes,
.direction-summary {
  margin-bottom: 40px;
}

.update-group {
  margin-bottom: 26px;
}

.update-group .update-date {
  margin: 0 0 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--brand);
  font-size: 16px;
}

.update-item {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.update-thumb {
  width: 76px;
  height: 100px;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--line-soft);
}

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

.update-body .update-name {
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
}

.update-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
}

.field-notes-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--gap);
  align-items: start;
}

.field-notes-col {
  padding: 20px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.field-notes-col h3 {
  margin-bottom: 10px;
  font-size: 16px;
}

.direction-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.direction-card {
  padding: 18px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.direction-card h3 {
  margin-bottom: 8px;
  font-size: 16px;
}

.direction-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

/* --------------------------------------------------------------------------
   pages — 人气榜单页
   -------------------------------------------------------------------------- */

.ranking-section,
.editor-section,
.method-section {
  margin-bottom: 40px;
}

.ranking-section > h2,
.editor-section > h2,
.method-section > h2 {
  margin-bottom: 10px;
}

.rank-item {
  display: grid;
  grid-template-columns: 40px 76px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.rank-cover {
  width: 76px;
  height: 100px;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--line-soft);
}

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

.rank-body .rank-name {
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
}

.rank-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 6px;
}

.rank-note {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.editor-list {
  margin: 0;
}

.editor-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.editor-name {
  margin-bottom: 4px;
  font-size: 16px;
}

.editor-meta {
  margin: 0 0 6px;
  color: var(--ink-soft);
  font-size: 13px;
}

.editor-reason {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.method-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--gap);
  align-items: start;
}

.method-col {
  padding: 20px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.method-col h3 {
  margin-bottom: 10px;
  font-size: 16px;
}

.method-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 8px;
  color: var(--ink-soft);
  font-size: 14px;
}

.method-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.method-footnote {
  margin: 16px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
}

/* --------------------------------------------------------------------------
   pages — 阅读说明页
   -------------------------------------------------------------------------- */

.layout-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: var(--gap);
  align-items: start;
}

.guide-fields,
.guide-reading,
.guide-feedback {
  margin-bottom: 40px;
}

.guide-fields > h2,
.guide-reading > h2,
.guide-feedback > h2 {
  margin-bottom: 10px;
}

.field-demo {
  margin: 0 0 22px;
}

.field-demo img {
  display: block;
  width: 100%;
  max-width: 520px;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card-bg);
}

.field-demo figcaption {
  margin-top: 8px;
  color: var(--ink-soft);
  font-size: 13px;
}

.field-item {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 10px;
}

.field-item summary {
  padding: 14px 18px;
  color: var(--brand);
  font-weight: 700;
  cursor: pointer;
}

.field-item summary:hover {
  color: var(--accent);
}

.field-item p {
  margin: 0;
  padding: 0 18px 10px;
  color: var(--ink-soft);
  font-size: 14px;
}

.field-item .field-example {
  padding-bottom: 16px;
  color: var(--link);
  font-family: var(--font-num);
  font-size: 13px;
}

.reading-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--gap);
  align-items: start;
}

.reading-col {
  padding: 20px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.reading-col h3 {
  margin-bottom: 10px;
  font-size: 16px;
}

.reading-col p {
  color: var(--ink-soft);
  font-size: 14px;
}

.reading-steps li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 8px;
  color: var(--ink-soft);
  font-size: 14px;
}

.reading-steps li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 10px;
  width: 6px;
  height: 6px;
  background: var(--brand);
  border-radius: 50%;
}

.feedback-step {
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.feedback-step h3 {
  margin-bottom: 6px;
  font-size: 16px;
}

.feedback-step p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.feedback-note {
  margin: 16px 0 0;
  padding: 14px 18px;
  background: #F1EDE6;
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  color: var(--ink-soft);
  font-size: 14px;
}

.guide-aside {
  padding: 20px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.guide-aside h2 {
  margin-bottom: 10px;
  font-size: 16px;
}

.aside-intro {
  margin: 0 0 12px;
  color: var(--ink-soft);
  font-size: 14px;
}

.aside-links {
  margin: 0;
}

.aside-links li {
  padding: 9px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.aside-links li:last-child {
  border-bottom: 0;
}

.aside-links a {
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   pages — 404
   -------------------------------------------------------------------------- */

.error-main {
  text-align: left;
}

.error-hero {
  padding-bottom: 34px;
  margin-bottom: 34px;
  border-bottom: 1px solid var(--line);
}

.error-hero h1 {
  margin-bottom: 14px;
  font-size: 32px;
}

.error-lead {
  max-width: 620px;
  margin: 0 0 22px;
  color: var(--ink-soft);
  font-size: 16px;
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
}

.error-paths h2 {
  margin-bottom: 16px;
  font-size: 19px;
}

.error-path-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
}

.error-path-list li {
  padding: 18px;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.error-path-list a {
  display: block;
  margin-bottom: 6px;
  color: var(--brand);
  font-weight: 700;
}

.error-path-list a:hover,
.error-path-list a:focus-visible {
  color: var(--accent);
}

.error-path-list p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

/* --------------------------------------------------------------------------
   responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1024px) {
  .genres-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .index-grid,
  .site-index-list,
  .column-index-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .error-path-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .page-layout,
  .layout-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .ranking-feature-grid,
  .guide-feedback-grid {
    grid-template-columns: minmax(0, 1fr);
  }

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

@media (max-width: 760px) {
  .header-inner {
    flex-wrap: wrap;
    padding: 12px 18px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    flex: 1 0 100%;
    margin-left: 0;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 0 4px;
  }

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

  .nav-list > li > a {
    padding: 13px 4px;
    border-bottom: 1px solid var(--line-soft);
    font-size: 16px;
  }

  .nav-list > li > a.is-current {
    border-bottom-color: var(--accent);
  }

  .site-main {
    padding: 24px 18px 44px;
  }

  .fact-bar p {
    padding: 8px 18px;
  }

  .hero-title {
    font-size: 26px;
  }

  .page-title,
  .error-hero h1 {
    font-size: 24px;
  }

  h2 {
    font-size: 20px;
  }

  .genres-grid,
  .topic-overview-list,
  .compare-columns,
  .field-notes-columns,
  .direction-grid,
  .method-columns,
  .reading-columns {
    grid-template-columns: minmax(0, 1fr);
  }

  .update-row {
    grid-template-columns: minmax(0, 1fr) auto;
    row-gap: 6px;
  }

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

  .update-row .update-name {
    grid-column: 1;
  }

  .update-row .update-genre {
    grid-column: 1 / -1;
  }

  .update-row .update-state {
    grid-column: 1;
  }

  .update-row .update-type {
    grid-column: 2;
    text-align: right;
  }

  .index-grid,
  .site-index-list,
  .column-index-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-inner {
    padding: 32px 18px 22px;
  }

  .footer-bottom {
    padding: 16px 18px 24px;
  }
}

@media (max-width: 560px) {
  .brand {
    font-size: 19px;
  }

  .hero-visual > img {
    height: 220px;
  }

  .hero-thumbs img {
    height: 78px;
  }

  .genre-entry {
    grid-template-columns: 60px minmax(0, 1fr);
    row-gap: 6px;
  }

  .entry-cover {
    width: 60px;
    height: 80px;
  }

  .entry-meta {
    grid-column: 2;
  }

  .rank-item {
    grid-template-columns: 32px 60px minmax(0, 1fr);
    gap: 12px;
  }

  .rank-cover {
    width: 60px;
    height: 80px;
  }

  .update-item {
    grid-template-columns: 62px minmax(0, 1fr);
    gap: 12px;
  }

  .update-thumb {
    width: 62px;
    height: 82px;
  }

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

  .error-path-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .btn,
  .button {
    padding: 12px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}