/* ==========================================================================
   vxwns.cn - 里番动漫在线免费观看
   漫画阅读站 全站样式
   分组: base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base - 基础重置与全局变量
   -------------------------------------------------------------------------- */
:root {
  --color-primary: #2C3E50;
  --color-accent: #E74C3C;
  --color-light: #ECF0F1;
  --color-white: #FFFFFF;
  --color-link: #3498DB;
  --color-text: #2C3E50;
  --color-text-light: #6b7a8a;
  --color-border: #e3e8ee;
  --color-bg: #f5f7fa;
  --container-width: 1200px;
  --radius: 8px;
  --transition: 0.2s ease;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

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

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  line-height: 1.3;
  color: var(--color-primary);
  font-weight: 700;
}

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

h3 {
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
}

p {
  margin-bottom: 1rem;
}

/* --------------------------------------------------------------------------
   layout - 全站布局骨架：页头 / 页脚 / 主容器 / 面包屑
   -------------------------------------------------------------------------- */

/* 页头 */
.site-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-shell {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 1rem;
}

.brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
  line-height: 1.2;
}

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

/* 主导航 */
.site-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-list li a {
  display: block;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius);
  color: var(--color-primary);
  font-weight: 500;
  font-size: 0.9375rem;
  transition: background-color var(--transition), color var(--transition);
}

.nav-list li a:hover {
  background-color: var(--color-light);
  color: var(--color-accent);
}

.nav-list li a.is-current {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* 汉堡按钮 - 桌面隐藏 */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  background: none;
  border: none;
  cursor: pointer;
  border-radius: var(--radius);
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
}

.nav-toggle:hover {
  background-color: var(--color-light);
}

/* 主内容 */
.site-main {
  min-height: 60vh;
}

/* 内页统一骨架 */
.inner-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text-light);
  padding: 0.5rem 0 1rem;
  margin-bottom: 0.5rem;
}

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

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

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

.breadcrumb-current {
  color: var(--color-primary);
  font-weight: 500;
}

/* 内页标题区 */
.page-header {
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--color-light);
}

.page-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.page-description {
  font-size: 1rem;
  color: var(--color-text-light);
  max-width: 720px;
  margin-bottom: 0;
}

/* 页脚 */
.site-footer {
  background-color: var(--color-primary);
  color: rgba(255, 255, 255, 0.85);
  margin-top: 3rem;
}

.footer-shell {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 2.5rem 1rem 1.5rem;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 2rem;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.9375rem;
  margin-bottom: 0.5rem;
}

.footer-links h3 {
  color: var(--color-white);
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

.footer-links ul li {
  margin-bottom: 0.375rem;
}

.footer-links ul li a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.9375rem;
}

.footer-links ul li a:hover {
  color: var(--color-white);
}

.footer-info p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.875rem;
  margin-bottom: 0.375rem;
}

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

/* 区块容器 */
.section-shell {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1rem;
}

.section-intro {
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
  max-width: 640px;
}

/* 更多链接 */
.more-link {
  margin-top: 1.5rem;
  text-align: center;
}

.more-link a {
  display: inline-block;
  padding: 0.5rem 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.9375rem;
  transition: border-color var(--transition), color var(--transition);
}

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

/* 卡片通用 */
.card-body {
  padding: 0.875rem;
}

/* 图片容器约束 */
figure {
  margin: 0;
}

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

figcaption {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  text-align: center;
  padding: 0.5rem 0;
}

/* 分页 */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.page-link {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-primary);
  transition: border-color var(--transition), color var(--transition);
}

.page-link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.page-current {
  font-weight: 700;
  color: var(--color-primary);
  padding: 0.5rem 0.75rem;
  background-color: var(--color-light);
  border-radius: var(--radius);
}

/* 相关链接条 */
.related-links {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 1.5rem 1rem 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.related-links-label {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9375rem;
}

.related-links-item {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.related-links-item:hover {
  color: var(--color-accent);
}

/* FAQ details/summary */
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background-color: var(--color-white);
  overflow: hidden;
}

.faq-item summary {
  padding: 1rem 1.25rem;
  cursor: pointer;
  font-weight: 600;
  color: var(--color-primary);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition);
}

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

.faq-item summary::after {
  content: "+";
  font-size: 1.25rem;
  color: var(--color-accent);
  font-weight: 400;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item summary:hover {
  background-color: var(--color-light);
}

.faq-item p {
  padding: 0 1.25rem 1rem;
  color: var(--color-text-light);
  font-size: 0.9375rem;
}

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

/* 首屏 hero */
.hero-section {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.hero-shell {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 3rem 1rem 2.5rem;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: center;
}

.hero-copy h1 {
  font-size: 2.25rem;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.hero-slogan {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.hero-desc {
  color: var(--color-text-light);
  font-size: 1rem;
  margin-bottom: 1.5rem;
  max-width: 520px;
}

.hero-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.hero-steps .step-item {
  background-color: var(--color-light);
  border-radius: var(--radius);
  padding: 1rem;
  position: relative;
}

.hero-steps .step-num {
  display: inline-block;
  width: 28px;
  height: 28px;
  line-height: 28px;
  text-align: center;
  background-color: var(--color-accent);
  color: var(--color-white);
  border-radius: 50%;
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.hero-steps .step-text {
  font-size: 0.875rem;
  color: var(--color-text);
  margin-bottom: 0;
  line-height: 1.5;
}

.cta-link {
  display: inline-block;
  background-color: var(--color-accent);
  color: var(--color-white);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  transition: background-color var(--transition);
}

.cta-link:hover {
  background-color: #c0392b;
  color: var(--color-white);
}

.hero-media {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(44, 62, 80, 0.12);
}

.hero-media img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}

/* 题材分类导航 */
.category-nav-section {
  padding: 2.5rem 0 1.5rem;
}

.category-tags {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.875rem;
}

.tag-card {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.875rem 1rem;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.tag-card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 2px 8px rgba(231, 76, 60, 0.12);
}

.tag-icon {
  font-size: 1.25rem;
}

/* 最近更新 */
.recent-updates {
  padding: 1.5rem 0;
}

.update-group {
  margin-bottom: 1.5rem;
}

.update-group h3 {
  font-size: 1.125rem;
  color: var(--color-primary);
  margin-bottom: 0.875rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-light);
}

.update-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.update-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

.update-card:hover {
  box-shadow: 0 4px 12px rgba(44, 62, 80, 0.1);
  transform: translateY(-2px);
}

.update-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.update-meta {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  margin-top: 0.25rem;
}

/* 人气榜单预览 */
.rank-preview {
  padding: 1.5rem 0;
}

.rank-compact {
  display: grid;
  gap: 0.75rem;
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  transition: box-shadow var(--transition);
}

.rank-item:hover {
  box-shadow: 0 2px 8px rgba(44, 62, 80, 0.08);
}

.rank-number {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.9375rem;
}

.rank-item:nth-child(1) .rank-number,
.rank-item:nth-child(2) .rank-number,
.rank-item:nth-child(3) .rank-number {
  background-color: var(--color-accent);
}

.rank-item img {
  width: 48px;
  height: 64px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
}

.rank-info {
  flex: 1;
  min-width: 0;
}

.rank-info h3 {
  font-size: 1rem;
  margin-bottom: 0.125rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.rank-reason {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 0;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 阅读指南入口 */
.guide-entry {
  padding: 2.5rem 0;
}

.guide-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.guide-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: box-shadow var(--transition);
}

.guide-card:hover {
  box-shadow: 0 4px 12px rgba(44, 62, 80, 0.08);
}

.guide-card h3 {
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.guide-card p {
  color: var(--color-text-light);
  font-size: 0.9375rem;
  margin-bottom: 1rem;
}

.guide-card a {
  font-weight: 600;
  font-size: 0.9375rem;
}

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

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.category-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.category-card:hover {
  box-shadow: 0 4px 12px rgba(44, 62, 80, 0.08);
}

.category-card img {
  width: 100%;
  height: 140px;
  object-fit: cover;
}

.category-card-body {
  padding: 1rem;
}

.category-card-body h3 {
  margin-bottom: 0.375rem;
}

.category-card-body h3 a {
  color: var(--color-primary);
}

.category-card-body h3 a:hover {
  color: var(--color-accent);
}

.category-card-body p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.category-tags span {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  background-color: var(--color-light);
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--color-text-light);
}

/* 分类作品预览 */
.category-preview {
  margin-top: 1rem;
}

.preview-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 1.25rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
  transition: box-shadow var(--transition);
}

.preview-item:hover {
  box-shadow: 0 4px 12px rgba(44, 62, 80, 0.08);
}

.preview-cover img {
  width: 200px;
  height: 150px;
  object-fit: cover;
  border-radius: var(--radius);
}

.preview-info h3 {
  font-size: 1.125rem;
  margin-bottom: 0.375rem;
}

.preview-meta {
  font-size: 0.875rem;
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.preview-info p {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  margin-bottom: 0.375rem;
}

/* --------------------------------------------------------------------------
   pages - 阅读指南页
   -------------------------------------------------------------------------- */

.guide-steps {
  margin-bottom: 2.5rem;
}

.content-media-inline {
  max-width: 640px;
  margin: 1rem auto 1.5rem;
  border-radius: var(--radius);
  overflow: hidden;
}

.content-media-inline img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.steps-timeline {
  position: relative;
  padding-left: 2rem;
  margin-top: 1.5rem;
}

.steps-timeline::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--color-border);
}

.guide-steps .step-item {
  position: relative;
  margin-bottom: 1.5rem;
}

.guide-steps .step-number {
  position: absolute;
  left: -2rem;
  top: 0;
  width: 26px;
  height: 26px;
  line-height: 26px;
  text-align: center;
  background-color: var(--color-accent);
  color: var(--color-white);
  border-radius: 50%;
  font-size: 0.8125rem;
  font-weight: 700;
  z-index: 1;
}

.step-content {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
}

.step-content h3 {
  font-size: 1.0625rem;
  margin-bottom: 0.375rem;
}

.step-content p {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* 检查清单 */
.checklist {
  margin-bottom: 2.5rem;
}

.checklist-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.checklist-item {
  display: flex;
  gap: 0.75rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
}

.checklist-item::before {
  content: "✓";
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  line-height: 22px;
  text-align: center;
  background-color: var(--color-light);
  color: var(--color-accent);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  margin-top: 0.25rem;
}

.checklist-item h3 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.checklist-item p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* FAQ 区 */
.faq-section {
  margin-bottom: 2.5rem;
}

.faq-list {
  display: grid;
  gap: 0.75rem;
}

/* 相关阅读 */
.guide-links {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.guide-links h2 {
  font-size: 1.25rem;
}

.guide-links p {
  color: var(--color-text-light);
  font-size: 0.9375rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin-bottom: 0;
}

.guide-links p a {
  font-weight: 500;
}

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

.update-section {
  margin-bottom: 2rem;
}

.section-title {
  font-size: 1.25rem;
  color: var(--color-primary);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-light);
  margin-bottom: 1rem;
}

.update-list {
  display: grid;
  gap: 0.875rem;
}

.update-item {
  display: flex;
  gap: 1rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.875rem;
  transition: box-shadow var(--transition);
}

.update-item:hover {
  box-shadow: 0 2px 8px rgba(44, 62, 80, 0.08);
}

.item-cover {
  width: 72px;
  height: 96px;
  object-fit: cover;
  border-radius: 4px;
  flex-shrink: 0;
}

.item-info {
  flex: 1;
  min-width: 0;
}

.item-title {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.item-title a {
  color: var(--color-primary);
}

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

.item-meta {
  font-size: 0.8125rem;
  color: var(--color-accent);
  margin-bottom: 0.25rem;
}

.item-desc {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 更新页底部指南入口 */
.guide-entry .section-title {
  border-bottom: none;
  margin-bottom: 0.75rem;
}

.guide-entry p {
  color: var(--color-text-light);
  font-size: 0.9375rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin-bottom: 0;
}

.guide-entry p a {
  font-weight: 500;
}

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

.rank-list {
  margin-bottom: 2.5rem;
}

.rank-list .rank-item {
  margin-bottom: 0.75rem;
}

.rank-cover {
  width: 56px;
  height: 72px;
  flex-shrink: 0;
}

.rank-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 4px;
}

.rank-meta {
  font-size: 0.8125rem;
  color: var(--color-text-light);
  margin-bottom: 0.25rem;
}

.rank-desc {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 榜单详情 */
.rank-detail {
  margin-top: 1rem;
}

.rank-reason-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.reason-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.reason-card h3 {
  font-size: 1rem;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.reason-card p {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  margin-bottom: 0;
}

.rank-note {
  background-color: var(--color-light);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
}

.rank-note p {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.rank-note p:last-child {
  margin-bottom: 0;
}

.rank-note p a {
  font-weight: 500;
  margin-right: 1rem;
}

/* --------------------------------------------------------------------------
   pages - 作品专题页
   -------------------------------------------------------------------------- */

.feature-article {
  margin-bottom: 2.5rem;
}

.feature-block {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.feature-media {
  max-width: 720px;
  margin: 1.5rem auto 0;
  padding: 0 1.5rem;
}

.feature-media figure {
  border-radius: var(--radius);
  overflow: hidden;
}

.feature-media img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}

.feature-content {
  padding: 1.5rem 2rem 2rem;
}

.feature-content h3 {
  font-size: 1.125rem;
  color: var(--color-primary);
  margin-top: 1rem;
  margin-bottom: 0.5rem;
}

.feature-content p {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
  line-height: 1.8;
}

/* 编辑点评 */
.editor-review {
  margin-bottom: 2.5rem;
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.review-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.review-card h3 {
  font-size: 0.9375rem;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.review-card p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* 同类作品 */
.related-works {
  margin-bottom: 2.5rem;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.related-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.related-card:hover {
  box-shadow: 0 4px 12px rgba(44, 62, 80, 0.08);
}

.related-card a {
  display: block;
}

.related-card a img {
  width: 100%;
  height: 140px;
  object-fit: cover;
}

.related-card a h3 {
  padding: 0.75rem 1rem 0.25rem;
  font-size: 0.9375rem;
  color: var(--color-primary);
}

.related-card p {
  padding: 0 1rem 1rem;
  font-size: 0.8125rem;
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* 延伸阅读 */
.further-reading {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.further-reading p {
  color: var(--color-text-light);
  font-size: 0.9375rem;
  margin-bottom: 0.75rem;
}

.further-reading ul {
  padding-left: 1.25rem;
  list-style: disc;
}

.further-reading ul li {
  margin-bottom: 0.375rem;
}

.further-reading ul li a {
  font-size: 0.9375rem;
}

/* --------------------------------------------------------------------------
   pages - 404 页
   -------------------------------------------------------------------------- */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 3rem 1rem;
}

.error-section {
  text-align: center;
  max-width: 560px;
  width: 100%;
}

.error-code {
  font-size: 5rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.error-section h1 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.error-desc {
  color: var(--color-text-light);
  margin-bottom: 1.5rem;
}

.error-actions {
  display: flex;
  justify-content: center;
  gap: 0.875rem;
  margin-bottom: 1.5rem;
}

.btn-home,
.btn-category {
  display: inline-block;
  padding: 0.625rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: background-color var(--transition), color var(--transition);
}

.btn-home {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn-home:hover {
  background-color: #c0392b;
  color: var(--color-white);
}

.btn-category {
  background-color: var(--color-white);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}

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

.error-tip {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   responsive - 响应式断点
   -------------------------------------------------------------------------- */

/* 平板：≤ 992px */
@media (max-width: 992px) {
  .hero-shell {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .hero-media {
    order: -1;
  }

  .hero-media img {
    height: 240px;
  }

  .category-tags {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

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

  .footer-shell {
    grid-template-columns: 1fr 1fr;
  }
}

/* 手机：≤ 768px */
@media (max-width: 768px) {
  /* 页头 */
  .header-shell {
    height: auto;
    min-height: 64px;
    flex-wrap: wrap;
    padding: 0.5rem 1rem;
  }

  .nav-toggle {
    display: flex;
  }

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

  .nav-list {
    display: none;
    flex-direction: column;
    width: 100%;
    padding: 0.5rem 0;
    gap: 0.125rem;
  }

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

  .nav-list li {
    width: 100%;
  }

  .nav-list li a {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
  }

  /* 内页 */
  .inner-main {
    padding: 1rem 0.875rem 2rem;
  }

  .page-title {
    font-size: 1.5rem;
  }

  /* 首页 hero */
  .hero-shell {
    padding: 1.5rem 0.875rem 1.5rem;
  }

  .hero-copy h1 {
    font-size: 1.625rem;
  }

  .hero-steps {
    grid-template-columns: 1fr;
    gap: 0.625rem;
  }

  .hero-steps .step-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
  }

  .hero-steps .step-num {
    margin-bottom: 0;
    flex-shrink: 0;
  }

  /* 分类标签 */
  .category-tags {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.625rem;
  }

  .tag-card {
    padding: 0.625rem 0.75rem;
  }

  /* 更新网格 */
  .update-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.625rem;
  }

  .update-card img {
    height: 120px;
  }

  /* 榜单 */
  .rank-item {
    padding: 0.625rem;
    gap: 0.625rem;
  }

  .rank-item img {
    width: 40px;
    height: 56px;
  }

  .rank-number {
    width: 28px;
    height: 28px;
    font-size: 0.8125rem;
  }

  /* 指南卡片 */
  .guide-cards {
    grid-template-columns: 1fr;
    gap: 0.875rem;
  }

  /* 分类页 */
  .category-grid {
    grid-template-columns: 1fr;
    gap: 0.875rem;
  }

  .category-card img {
    height: 120px;
  }

  .preview-item {
    grid-template-columns: 1fr;
    gap: 0.875rem;
    padding: 0.875rem;
  }

  .preview-cover img {
    width: 100%;
    height: 160px;
  }

  /* 指南页 */
  .steps-timeline {
    padding-left: 1.75rem;
  }

  .guide-steps .step-number {
    left: -1.75rem;
  }

  .checklist-grid {
    grid-template-columns: 1fr;
    gap: 0.625rem;
  }

  /* 更新页 */
  .update-item {
    padding: 0.625rem;
    gap: 0.75rem;
  }

  .item-cover {
    width: 56px;
    height: 76px;
  }

  /* 榜单页 */
  .rank-reason-grid {
    grid-template-columns: 1fr;
    gap: 0.625rem;
  }

  .rank-cover {
    width: 44px;
    height: 60px;
  }

  /* 专题页 */
  .feature-media {
    margin-top: 0.875rem;
    padding: 0 0.875rem;
  }

  .feature-media img {
    height: 200px;
  }

  .feature-content {
    padding: 1rem 0.875rem 1.25rem;
  }

  .review-grid {
    grid-template-columns: 1fr;
    gap: 0.625rem;
  }

  .related-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.625rem;
  }

  .related-card a img {
    height: 100px;
  }

  /* 相关链接 */
  .related-links {
    padding: 1rem 0.875rem 0;
    gap: 0.5rem;
  }

  /* 分页 */
  .pagination {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  /* 页脚 */
  .footer-shell {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 2rem 0.875rem 1.25rem;
  }

  /* 404 */
  .error-code {
    font-size: 3.5rem;
  }

  .error-actions {
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
  }

  .btn-home,
  .btn-category {
    width: 100%;
    max-width: 240px;
  }
}

/* 小手机：≤ 480px */
@media (max-width: 480px) {
  .category-tags {
    grid-template-columns: 1fr 1fr;
  }

  .update-grid {
    grid-template-columns: 1fr 1fr;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .hero-media img {
    height: 180px;
  }

  .update-card img {
    height: 100px;
  }

  .card-body {
    padding: 0.625rem;
  }

  .card-body h3 {
    font-size: 0.9375rem;
  }

  .update-meta {
    font-size: 0.75rem;
  }
}