/* =========================================================
   羞羞漫画 · 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================= */

/* ---------------------------------------------------------
   base：变量、重置、排版、通用元素
   --------------------------------------------------------- */
:root {
  --paper: #F7F6F3;
  --card: #FFFFFF;
  --accent: #E06B4A;
  --accent-dark: #C4553A;
  --ink: #1F2A3A;
  --ink-soft: #5C6675;
  --tag-bg: #EFEDE8;
  --line: #E2DFD8;
  --line-strong: #CFCBC2;
  --radius: 8px;
  --radius-sm: 6px;
  --shadow-hover: 0 6px 16px rgba(31, 42, 58, 0.09);
  --container: 1120px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

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

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

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

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

p {
  margin: 0 0 16px;
}

p:last-child {
  margin-bottom: 0;
}

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

a {
  color: var(--ink);
  text-decoration: none;
  transition: color 0.18s ease;
}

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

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

figure {
  margin: 0;
}

dl,
dd {
  margin: 0;
}

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  cursor: pointer;
}

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

[id] {
  scroll-margin-top: 88px;
}

/* ---------------------------------------------------------
   layout：页头、导航、主容器、页脚、骨架
   --------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background-color: var(--card);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  flex-shrink: 0;
  color: var(--ink);
}

.brand-mark {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0;
}

.brand-sub {
  font-size: 13px;
  color: var(--ink-soft);
}

.brand:hover .brand-mark {
  color: var(--accent);
}

.site-nav {
  display: block;
}

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

.nav-list > li {
  display: block;
}

.nav-link {
  display: block;
  padding: 20px 14px 18px;
  font-size: 15px;
  color: var(--ink);
  border-bottom: 2px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.nav-link:hover {
  color: var(--accent);
  border-bottom-color: var(--line-strong);
}

.nav-link.is-current {
  color: var(--accent);
  font-weight: 700;
  border-bottom-color: var(--accent);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  background-color: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--ink);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-main {
  display: block;
}

.home-main {
  padding-bottom: 8px;
}

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

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 20px 0 0;
  font-size: 14px;
  color: var(--ink-soft);
}

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

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

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

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

/* 页面标题区 */
.page-header {
  padding: 16px 0 24px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 32px;
}

.page-title {
  font-size: 32px;
  line-height: 1.3;
  font-weight: 700;
  margin-bottom: 12px;
}

.page-description {
  max-width: 720px;
  font-size: 16px;
  color: var(--ink-soft);
  margin: 0;
}

/* 页面级布局 */
.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 40px;
  align-items: start;
}

.page-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.layout-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 40px;
  align-items: start;
}

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

.side-column,
.sidebar {
  min-width: 0;
}

/* 页脚 */
.site-footer {
  background-color: var(--card);
  border-top: 1px solid var(--line);
  margin-top: 24px;
}

.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 48px 24px 32px;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(4, minmax(0, 1fr));
  gap: 32px;
}

.footer-brand {
  min-width: 0;
}

.footer-name {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

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

.footer-group {
  min-width: 0;
}

.footer-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 12px;
}

.footer-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

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

.footer-list a:hover {
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid var(--line);
}

.copyright {
  max-width: var(--container);
  margin: 0 auto;
  padding: 20px 24px;
  font-size: 13px;
  color: var(--ink-soft);
}

/* ---------------------------------------------------------
   components：按钮、标签、章节头、卡片、列表、表格、FAQ
   --------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 700;
  border: 1px solid transparent;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.btn-primary {
  background-color: var(--accent);
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: var(--accent-dark);
  color: #FFFFFF;
}

.btn-ghost {
  background-color: var(--card);
  color: var(--ink);
  border-color: var(--line-strong);
}

.btn-ghost:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.tag {
  display: inline-block;
  padding: 2px 10px;
  background-color: var(--tag-bg);
  color: var(--ink-soft);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.6;
}

.text-link {
  display: inline-block;
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  border-bottom: 1px solid transparent;
}

.text-link:hover {
  color: var(--accent-dark);
  border-bottom-color: var(--accent-dark);
}

.link-more {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}

.link-more:hover {
  color: var(--accent-dark);
}

.field-label {
  display: inline-block;
  font-size: 13px;
  color: var(--ink-soft);
  margin-right: 6px;
}

/* 章节通用 */
.section {
  padding: 40px 0;
}

.section + .section {
  border-top: 1px solid var(--line);
}

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

.section-title {
  font-size: 22px;
  line-height: 1.4;
  margin-bottom: 8px;
}

.section-desc,
.section-intro,
.section-lead {
  max-width: 720px;
  font-size: 15px;
  color: var(--ink-soft);
  margin: 0;
}

.section-intro,
.section-lead {
  margin-bottom: 20px;
}

.section-more {
  margin: 20px 0 0;
}

.col-title {
  font-size: 18px;
  margin-bottom: 14px;
}

/* 字段定义列表 */
.field-list {
  display: grid;
  grid-template-columns: minmax(0, 130px) minmax(0, 1fr);
  gap: 10px 16px;
}

.field-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

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

/* 步骤条（首页 / 阅读说明共用基础） */
.step-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.step-item {
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  min-width: 0;
}

.step-num,
.step-no {
  display: inline-block;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.step-name {
  font-size: 16px;
  margin-bottom: 8px;
}

.step-do,
.step-desc,
.step-result {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.step-result {
  margin-bottom: 0;
}

/* 封面卡通用 */
.topic-card,
.pick-card {
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  min-width: 0;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.topic-card:hover,
.pick-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.topic-cover,
.pick-figure {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--tag-bg);
}

.topic-cover img,
.pick-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.topic-body,
.pick-body {
  padding: 16px;
  min-width: 0;
}

/* 字段说明表 */
.field-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background-color: var(--card);
}

.field-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

.field-table caption {
  padding: 14px 16px;
  text-align: left;
  font-size: 14px;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--line);
}

.field-table th,
.field-table td {
  padding: 12px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.field-table thead th {
  background-color: var(--tag-bg);
  font-size: 14px;
  color: var(--ink);
}

.field-table tbody tr:last-child td {
  border-bottom: 0;
}

.field-table tbody th {
  font-weight: 700;
  white-space: nowrap;
}

.field-cards {
  display: none;
}

/* FAQ 折叠 */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: "+";
  flex-shrink: 0;
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}

.faq-item[open] .faq-question::after {
  content: "–";
}

.faq-answer {
  padding: 0 18px 18px;
  font-size: 15px;
  color: var(--ink-soft);
}

.faq-answer p {
  margin-bottom: 12px;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

/* 侧栏通用 */
.sidebar-title,
.side-title {
  font-size: 18px;
  margin-bottom: 14px;
}

.sidebar-block,
.side-block {
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
  min-width: 0;
}

.sidebar-heading {
  font-size: 15px;
  margin-bottom: 8px;
}

.sidebar-text,
.side-text {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0 0 10px;
}

.side-text:last-of-type {
  margin-bottom: 12px;
}

.sidebar-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-links a,
.side-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}

.sidebar-links a:hover,
.side-link:hover {
  color: var(--accent-dark);
}

/* ---------------------------------------------------------
   pages：首页
   --------------------------------------------------------- */
.fact-bar {
  background-color: var(--card);
  border-bottom: 1px solid var(--line);
}

.fact-text {
  max-width: var(--container);
  margin: 0 auto;
  padding: 10px 24px;
  font-size: 14px;
  color: var(--ink-soft);
}

/* 首屏 */
.hero {
  max-width: var(--container);
  margin: 0 auto;
  padding: 48px 24px 40px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px;
  align-items: center;
}

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

.hero-title {
  font-size: 34px;
  line-height: 1.3;
  margin-bottom: 16px;
}

.hero-desc {
  font-size: 16px;
  color: var(--ink-soft);
  margin-bottom: 24px;
}

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

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

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

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

/* 题材频道总览 */
.section-genres .section-head,
.section-updates .section-head,
.section-split .section-head,
.section-steps .section-head,
.section-notes .section-head,
.section-index .section-head {
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
}

.section-genres > .section-head,
.section-updates > .section-head,
.section-steps > .section-head,
.section-notes > .section-head,
.section-index > .section-head {
  padding: 0 24px;
}

.section-genres,
.section-updates,
.section-steps,
.section-notes,
.section-index {
  padding-left: 0;
  padding-right: 0;
}

.section-genres > .section-head,
.section-genres > .genre-list,
.section-updates > .section-head,
.section-updates > .update-groups,
.section-updates > .section-more,
.section-steps > .section-head,
.section-steps > .step-list,
.section-notes > .section-head,
.section-notes > .notes-columns,
.section-index > .section-head,
.section-index > .index-list {
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.genre-list {
  display: flex;
  flex-direction: column;
}

.genre-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.genre-row:last-child {
  border-bottom: 1px solid var(--line);
}

.genre-num {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}

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

.genre-name {
  font-size: 18px;
  margin-bottom: 6px;
}

.genre-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 6px;
}

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

.genre-link {
  flex-shrink: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  white-space: nowrap;
}

.genre-link:hover {
  color: var(--accent-dark);
}

/* 最近更新速览 */
.update-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
}

.update-group {
  min-width: 0;
}

.update-group-title {
  font-size: 16px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.update-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.update-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto auto;
  gap: 12px;
  align-items: center;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 14px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.update-row:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-hover);
}

.update-thumb {
  width: 56px;
  height: 42px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background-color: var(--tag-bg);
}

.update-name {
  font-size: 15px;
  font-weight: 700;
  min-width: 0;
}

.update-genre,
.update-stage {
  font-size: 13px;
  color: var(--ink-soft);
  white-space: nowrap;
}

.update-stage {
  color: var(--accent);
  font-weight: 700;
}

/* 榜单与专题两栏 */
.section-split {
  padding-left: 0;
  padding-right: 0;
}

.section-split > .section-head,
.section-split > .split-columns {
  max-width: var(--container);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

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

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

.rank-list {
  display: flex;
  flex-direction: column;
}

.rank-row {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  grid-template-areas:
    "num name genre"
    "num note note";
  gap: 4px 12px;
  align-items: center;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.rank-row:last-child {
  border-bottom: 1px solid var(--line);
}

.rank-num {
  grid-area: num;
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--accent);
}

.rank-name {
  grid-area: name;
  font-size: 15px;
  font-weight: 700;
  min-width: 0;
}

.rank-genre {
  grid-area: genre;
  font-size: 13px;
  color: var(--ink-soft);
  white-space: nowrap;
}

.rank-note {
  grid-area: note;
  font-size: 13px;
  color: var(--ink-soft);
}

.topic-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.topic-list .topic-card {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  align-items: stretch;
}

.topic-list .topic-cover {
  aspect-ratio: auto;
  height: 100%;
  min-height: 96px;
}

.topic-list .topic-name {
  font-size: 16px;
  margin-bottom: 6px;
}

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

.col-more {
  margin: 16px 0 0;
}

/* 阅读顺序四步 */
.section-steps .step-item {
  display: flex;
  flex-direction: column;
}

/* 字段与边界两栏 */
.notes-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 40px;
  align-items: start;
}

.notes-col {
  min-width: 0;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

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

.boundary-item {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--ink-soft);
}

.boundary-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent);
}

/* 站内栏目索引 */
.index-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.index-item {
  min-width: 0;
}

.index-link {
  display: block;
  height: 100%;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.index-link:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-hover);
}

.index-name {
  display: block;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}

.index-desc {
  display: block;
  font-size: 13px;
  color: var(--ink-soft);
}

/* ---------------------------------------------------------
   pages：题材频道
   --------------------------------------------------------- */
.page-genres .page-layout {
  align-items: start;
}

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

.genre-section .genre-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.genre-section .genre-row:last-child {
  border-bottom: 1px solid var(--line);
}

.genre-index {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}

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

.genre-section .genre-name {
  font-size: 18px;
  margin-bottom: 8px;
}

.genre-desc {
  font-size: 15px;
  color: var(--ink-soft);
  margin-bottom: 10px;
}

.genre-section .genre-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

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

.compare-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  align-items: start;
}

.compare-col {
  min-width: 0;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.compare-heading {
  font-size: 16px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.compare-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.compare-item {
  min-width: 0;
}

.compare-name {
  display: block;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 2px;
}

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

.picks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.pick-card {
  display: flex;
  flex-direction: column;
}

.pick-name {
  font-size: 16px;
  margin-bottom: 6px;
}

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

.pick-note {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 10px;
}

/* ---------------------------------------------------------
   pages：最近更新
   --------------------------------------------------------- */
.page-updates .page-layout {
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.stage-nav {
  position: sticky;
  top: 88px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  min-width: 0;
}

.stage-nav-title {
  font-size: 16px;
  margin-bottom: 12px;
}

.stage-nav-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.stage-nav-link {
  display: block;
  padding: 8px 10px;
  font-size: 14px;
  color: var(--ink);
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
}

.stage-nav-link:hover {
  background-color: var(--tag-bg);
  color: var(--accent);
  border-left-color: var(--accent);
}

.stage-nav-note {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--ink-soft);
}

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

.layout-main .update-group {
  margin-bottom: 32px;
}

.layout-main .update-group:last-child {
  margin-bottom: 0;
}

.layout-main .update-group-title {
  font-size: 18px;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.layout-main .update-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.layout-main .update-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.layout-main .update-row:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-hover);
}

.layout-main .update-thumb {
  width: 96px;
  height: 72px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background-color: var(--tag-bg);
}

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

.update-body .update-name {
  display: block;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}

.update-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.tag-genre,
.tag-stage {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.6;
}

.tag-genre {
  background-color: var(--tag-bg);
  color: var(--ink-soft);
}

.tag-stage {
  background-color: #FBE7E0;
  color: var(--accent-dark);
  font-weight: 700;
}

.update-desc {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0 0 6px;
}

.update-progress {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0;
}

.field-section {
  padding: 40px 0;
  border-top: 1px solid var(--line);
}

.field-section .field-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  align-items: start;
}

.field-col {
  min-width: 0;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.field-col-title {
  font-size: 16px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.field-section .field-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.field-item {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--ink-soft);
}

.field-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent);
}

.field-note {
  margin: 20px 0 0;
  font-size: 14px;
  color: var(--ink-soft);
}

.related-section {
  padding: 40px 0 0;
  border-top: 1px solid var(--line);
}

.related-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.related-col {
  min-width: 0;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.related-col-title {
  font-size: 16px;
  margin-bottom: 10px;
}

.related-col-text {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0;
}

/* ---------------------------------------------------------
   pages：专题合辑
   --------------------------------------------------------- */
.page-topics .section-head {
  margin-bottom: 24px;
}

.topic-section,
.standard-section,
.cross-section {
  padding: 40px 0;
}

.topic-section {
  padding-top: 0;
}

.standard-section,
.cross-section {
  border-top: 1px solid var(--line);
}

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

.topic-grid .topic-card {
  display: flex;
  flex-direction: column;
}

.topic-grid .topic-name {
  font-size: 18px;
  margin-bottom: 8px;
}

.topic-label {
  display: inline-block;
  padding: 2px 10px;
  background-color: var(--tag-bg);
  color: var(--ink-soft);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.6;
  margin-right: 6px;
}

.topic-grid .topic-angle {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.topic-count {
  font-size: 13px;
  color: var(--ink-soft);
  margin-bottom: 12px;
}

.topic-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}

.topic-link:hover {
  color: var(--accent-dark);
}

.standard-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  align-items: start;
}

.standard-col {
  min-width: 0;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.standard-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.standard-item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.standard-index {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}

.standard-text {
  font-size: 14px;
  color: var(--ink-soft);
  min-width: 0;
}

.order-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.order-item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.order-step {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}

.order-text {
  font-size: 14px;
  color: var(--ink-soft);
  min-width: 0;
}

.cross-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.cross-card {
  min-width: 0;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.cross-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-hover);
}

.cross-name {
  font-size: 16px;
  margin-bottom: 8px;
}

.cross-text {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 12px;
}

.cross-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}

.cross-link:hover {
  color: var(--accent-dark);
}

/* ---------------------------------------------------------
   pages：阅读说明
   --------------------------------------------------------- */
.page-reading-guide .layout-shell {
  align-items: start;
}

.guide-section {
  padding: 0 0 40px;
}

.guide-section + .guide-section {
  padding-top: 40px;
  border-top: 1px solid var(--line);
}

.guide-section .section-title {
  margin-bottom: 8px;
}

.guide-section .section-lead {
  margin-bottom: 20px;
}

.guide-figure {
  margin-bottom: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--card);
}

.guide-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.guide-figure figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
}

.page-reading-guide .step-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.page-reading-guide .step-item {
  display: flex;
  flex-direction: column;
}

.page-reading-guide .step-name {
  font-size: 16px;
  margin-bottom: 8px;
}

.scope-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-bottom: 20px;
}

.scope-card {
  min-width: 0;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.scope-card-title {
  font-size: 16px;
  margin-bottom: 8px;
}

.scope-card-text {
  font-size: 14px;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.scope-card-note {
  font-size: 13px;
  color: var(--ink-soft);
  margin: 0;
}

.scope-note {
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}

.scope-note-title {
  font-size: 16px;
  margin-bottom: 12px;
}

.scope-note-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.scope-note-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  color: var(--ink-soft);
}

.scope-note-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent);
}

/* ---------------------------------------------------------
   pages：404
   --------------------------------------------------------- */
.error-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 64px 24px 72px;
}

.error-panel {
  max-width: 640px;
  background-color: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px;
}

.error-code {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.error-title {
  font-size: 32px;
  line-height: 1.3;
  margin-bottom: 12px;
}

.error-text {
  font-size: 16px;
  color: var(--ink-soft);
  margin-bottom: 24px;
}

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

.error-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.error-links a {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}

.error-links a:hover {
  color: var(--accent-dark);
}

/* ---------------------------------------------------------
   responsive：1080 / 760 / 480
   --------------------------------------------------------- */
@media (max-width: 1080px) {
  .page-layout,
  .layout-shell {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 32px;
  }

  .page-updates .page-layout {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 32px;
  }

  .footer-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

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

  .hero {
    gap: 32px;
  }

  .hero-title {
    font-size: 30px;
  }
}

@media (max-width: 900px) {
  .picks-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 760px) {
  .header-inner {
    padding: 0 16px;
    min-height: 60px;
    flex-wrap: wrap;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    flex-basis: 100%;
    order: 3;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-bottom: 12px;
  }

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

  .nav-link {
    padding: 12px 4px;
    border-bottom: 1px solid var(--line);
  }

  .nav-link.is-current {
    border-bottom-color: var(--accent);
  }

  .inner-main {
    padding: 0 16px 40px;
  }

  .page-container {
    padding: 0 16px;
  }

  .breadcrumb {
    padding-top: 16px;
  }

  .page-header {
    padding: 12px 0 20px;
    margin-bottom: 24px;
  }

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

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

  .stage-nav {
    position: static;
  }

  .stage-nav-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
  }

  .stage-nav-link {
    border-left: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
  }

  .stage-nav-link:hover {
    border-left-color: var(--line);
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
    padding: 32px 16px 28px;
    gap: 28px;
  }

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

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

  .section {
    padding: 32px 0;
  }

  .section-genres > .section-head,
  .section-genres > .genre-list,
  .section-updates > .section-head,
  .section-updates > .update-groups,
  .section-updates > .section-more,
  .section-split > .section-head,
  .section-split > .split-columns,
  .section-steps > .section-head,
  .section-steps > .step-list,
  .section-notes > .section-head,
  .section-notes > .notes-columns,
  .section-index > .section-head,
  .section-index > .index-list {
    padding-left: 16px;
    padding-right: 16px;
  }

  .genre-row {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 12px;
    align-items: start;
  }

  .genre-link {
    grid-column: 2 / 3;
  }

  .update-groups,
  .split-columns,
  .notes-columns,
  .compare-columns,
  .field-section .field-columns,
  .standard-columns,
  .scope-grid,
  .related-columns,
  .cross-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
  }

  .step-list,
  .page-reading-guide .step-list {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .topic-list .topic-card {
    grid-template-columns: 120px minmax(0, 1fr);
  }

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

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

  .layout-main .update-row {
    grid-template-columns: 80px minmax(0, 1fr);
    gap: 12px;
  }

  .layout-main .update-thumb {
    width: 80px;
    height: 60px;
  }

  .field-table-wrap {
    display: none;
  }

  .field-cards {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .field-card {
    background-color: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px;
  }

  .field-card-name {
    font-size: 15px;
    margin-bottom: 6px;
  }

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

  .footer-inner {
    padding: 36px 16px 24px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .copyright {
    padding: 16px;
  }

  .error-main {
    padding: 40px 16px 48px;
  }

  .error-panel {
    padding: 28px 20px;
  }

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

@media (max-width: 480px) {
  .brand-sub {
    display: none;
  }

  .hero-title,
  .page-title,
  .error-title {
    font-size: 23px;
  }

  .section-title {
    font-size: 20px;
  }

  .update-row {
    grid-template-columns: 48px minmax(0, 1fr);
    grid-template-areas:
      "thumb name"
      "thumb genre"
      "stage stage";
    gap: 4px 10px;
  }

  .update-thumb {
    grid-area: thumb;
    width: 48px;
    height: 48px;
  }

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

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

  .update-stage {
    grid-area: stage;
    margin-top: 6px;
  }

  .rank-row {
    grid-template-columns: 32px minmax(0, 1fr);
    grid-template-areas:
      "num name"
      "num genre"
      "note note";
  }

  .rank-genre {
    white-space: normal;
  }

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

  .topic-list .topic-cover {
    min-height: 0;
    aspect-ratio: 16 / 9;
  }

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

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

  .field-list {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px 0;
  }

  .field-value {
    margin-bottom: 8px;
  }

  .btn {
    width: 100%;
  }

  .hero-actions,
  .error-actions {
    flex-direction: column;
  }
}