/* ============================================================
   yy漫画在线观看免费漫画下拉式 - 整站样式
   目录：
   1. Base（变量、重置、全局）
   2. Layout（容器、骨架）
   3. Components（组件）
   4. Pages（页面专属）
   5. Responsive（响应式）
   ============================================================ */

/* ============================================================
   1. Base
   ============================================================ */
:root {
  --color-bg: #f5f5f5;
  --color-text: #2b2b2b;
  --color-primary: #e85d3d;
  --color-secondary: #4a90e2;
  --color-white: #ffffff;
  --color-border: #e0e0e0;
  --color-muted: #6b6b6b;
  --color-card-bg: #ffffff;

  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial,
    sans-serif;

  --container-width: 1200px;
  --container-padding: 20px;

  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;

  --header-height: 64px;

  --shadow-card: 0 1px 3px rgba(43, 43, 43, 0.08);
  --shadow-hover: 0 4px 12px rgba(43, 43, 43, 0.12);

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

*,
*::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-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
}

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.5rem;
}

h3 {
  font-size: 1.125rem;
}

p {
  margin-bottom: 0.5rem;
}

/* ============================================================
   2. Layout（容器、骨架）
   ============================================================ */

/* 站点骨架 */
.site-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--color-bg);
}

.site-main {
  flex: 1;
  width: 100%;
}

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

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

.brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
  white-space: nowrap;
}

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

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

.nav-list {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-list a {
  display: block;
  padding: 8px 16px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast),
    color var(--transition-fast);
}

.nav-list a:hover {
  background-color: rgba(232, 93, 61, 0.08);
  color: var(--color-primary);
}

.nav-list a.is-current {
  background-color: var(--color-primary);
  color: var(--color-white);
  font-weight: 600;
}

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

/* 汉堡按钮（桌面隐藏） */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
}

.nav-toggle:hover {
  background-color: rgba(43, 43, 43, 0.05);
}

.nav-toggle-line {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

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

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

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

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

.footer-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 40px var(--container-padding) 32px;
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 40px;
}

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

.footer-site-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text);
}

.footer-slogan {
  font-size: 0.9375rem;
  color: var(--color-muted);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.footer-group h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 12px;
}

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

.footer-group a {
  font-size: 0.875rem;
  color: var(--color-muted);
}

.footer-group a:hover {
  color: var(--color-primary);
}

/* 内页通用骨架 */
.inner-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 24px var(--container-padding) 60px;
  width: 100%;
  flex: 1;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 0.875rem;
  color: var(--color-muted);
  margin-bottom: 24px;
}

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

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

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

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

/* 页面标题区 */
.page-header {
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.page-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}

.page-description {
  font-size: 1rem;
  color: var(--color-muted);
  max-width: 720px;
  line-height: 1.6;
}

/* 区块标题 */
.section-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
  position: relative;
}

.section-desc {
  font-size: 0.9375rem;
  color: var(--color-muted);
  margin-bottom: 24px;
  max-width: 720px;
}

/* ============================================================
   3. Components（组件）
   ============================================================ */

/* 首页 Hero */
.hero {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px var(--container-padding) 32px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.hero h1 {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 4px;
}

.hero-slogan {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
}

.hero-desc {
  font-size: 1rem;
  color: var(--color-muted);
  line-height: 1.6;
  max-width: 560px;
}

.btn-primary {
  display: inline-block;
  padding: 12px 28px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  transition: background-color var(--transition-fast),
    transform var(--transition-fast);
}

.btn-primary:hover {
  background-color: #d04e30;
  color: var(--color-white);
  transform: translateY(-2px);
}

.hero-figure {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

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

/* 分类导航（首页） */
.category-nav {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px var(--container-padding);
}

.category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.category-tags a {
  display: inline-block;
  padding: 8px 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.category-tags a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: rgba(232, 93, 61, 0.04);
}

/* 最近更新（首页） */
.latest-updates {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px var(--container-padding);
}

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

.update-item {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-normal),
    transform var(--transition-normal);
}

.update-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.update-item a {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.update-item img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.update-info {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.update-info h3 {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
}

.update-status {
  display: inline-block;
  align-self: flex-start;
  padding: 2px 10px;
  background-color: rgba(232, 93, 61, 0.1);
  color: var(--color-primary);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.update-info time {
  font-size: 0.8125rem;
  color: var(--color-muted);
  margin-top: auto;
}

/* 人气榜单（首页） */
.ranking-preview {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px var(--container-padding);
}

.ranking-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.ranking-item {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-normal),
    transform var(--transition-normal);
}

.ranking-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}

.ranking-item a {
  display: flex;
  flex-direction: column;
  height: 100%;
}

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

.ranking-content {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.ranking-content h3 {
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.4;
}

.ranking-content p {
  font-size: 0.8125rem;
  color: var(--color-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 阅读指南入口（首页） */
.guide-entry {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px var(--container-padding) 48px;
}

.guide-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.guide-card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: box-shadow var(--transition-normal);
}

.guide-card:hover {
  box-shadow: var(--shadow-hover);
}

.guide-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
}

.guide-card p {
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.6;
  flex: 1;
}

.guide-card a {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 500;
  font-size: 0.9375rem;
  align-self: flex-start;
}

.guide-card a:hover {
  text-decoration: underline;
}

/* 分类页 - 标签云 */
.category-list {
  margin-bottom: 40px;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-item {
  display: inline-block;
  padding: 6px 16px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.tag-item:hover {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
  background-color: rgba(74, 144, 226, 0.05);
}

/* 分类页 - 分类详情 */
.category-detail {
  margin-bottom: 32px;
}

.category-detail h2 {
  margin-bottom: 12px;
}

.category-detail > p {
  color: var(--color-muted);
  margin-bottom: 24px;
  max-width: 720px;
}

.genre-card {
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 20px;
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-normal);
}

.genre-card:hover {
  box-shadow: var(--shadow-hover);
}

.genre-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-start;
}

.genre-info h3 {
  font-size: 1.125rem;
  font-weight: 600;
}

.genre-info p {
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.6;
  flex: 1;
}

.genre-info a {
  color: var(--color-primary);
  font-weight: 500;
  font-size: 0.9375rem;
}

.genre-info a:hover {
  text-decoration: underline;
}

.genre-cover {
  border-radius: var(--radius-md);
  overflow: hidden;
}

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

/* 分类页 - 底部提示 */
.category-guide-note {
  background-color: rgba(74, 144, 226, 0.06);
  border: 1px solid rgba(74, 144, 226, 0.2);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.6;
}

.category-guide-note a {
  color: var(--color-secondary);
  font-weight: 500;
}

.category-guide-note a:hover {
  text-decoration: underline;
}

/* 阅读指南页 */
.guide-section {
  margin-bottom: 40px;
}

.section-heading {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.section-tag {
  display: inline-block;
  padding: 2px 12px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
}

.section-heading h2 {
  font-size: 1.375rem;
  font-weight: 700;
}

.guide-content {
  max-width: 800px;
}

.guide-content p {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 16px;
}

.guide-figure {
  margin: 20px 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.guide-figure img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.guide-figure figcaption {
  padding: 8px 12px;
  background-color: var(--color-white);
  font-size: 0.8125rem;
  color: var(--color-muted);
  text-align: center;
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.step-list {
  counter-reset: step-counter;
  margin: 20px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.step-list li {
  counter-increment: step-counter;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-card);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.step-list li::before {
  content: counter(step-counter);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  font-size: 0.875rem;
  font-weight: 700;
}

.step-list strong {
  font-weight: 600;
  margin-right: 4px;
}

.tip-list {
  margin: 16px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tip-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.9375rem;
  line-height: 1.6;
}

.tip-list li::before {
  content: "·";
  flex-shrink: 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.4;
}

.tip-list strong {
  font-weight: 600;
}

.genre-advice {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 20px 0;
}

.advice-item {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-card);
}

.advice-item h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-primary);
}

.advice-item p {
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.6;
  margin-bottom: 8px;
}

/* 恋爱推荐页 - 筛选 */
.filter-section {
  margin-bottom: 32px;
}

.filter-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.filter-tag {
  display: inline-block;
  padding: 6px 18px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.filter-tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.filter-tag.is-active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.filter-desc {
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.6;
  max-width: 720px;
}

/* 恋爱推荐页 - 推荐区块 */
.recommend-block {
  margin-bottom: 40px;
}

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

.recommend-block .section-desc {
  margin-bottom: 20px;
}

.card-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.comic-card {
  display: flex;
  gap: 16px;
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-normal),
    transform var(--transition-normal);
}

.comic-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.card-cover {
  flex-shrink: 0;
  width: 120px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

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

.card-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
}

.card-desc {
  font-size: 0.875rem;
  color: var(--color-muted);
  line-height: 1.6;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.status-tag {
  display: inline-block;
  align-self: flex-start;
  padding: 2px 10px;
  background-color: rgba(74, 144, 226, 0.1);
  color: var(--color-secondary);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
}

/* 恋爱推荐页 - 相关链接 */
.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.related-links a {
  display: inline-block;
  padding: 6px 16px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.related-links a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* 热血推荐页 - 推荐列表 */
.recommend-list-section {
  margin-bottom: 40px;
}

.recommend-item {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 24px;
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-normal);
}

.recommend-item:hover {
  box-shadow: var(--shadow-hover);
}

.recommend-media {
  border-radius: var(--radius-md);
  overflow: hidden;
}

.recommend-media img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.recommend-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.recommend-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
}

.recommend-content p {
  font-size: 0.9375rem;
  color: var(--color-muted);
  line-height: 1.7;
}

/* 热血推荐页 - 内链区 */
.inner-link-section {
  margin-top: 40px;
}

.inner-link-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.inner-link-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-normal),
    transform var(--transition-normal);
}

.inner-link-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  color: var(--color-text);
}

.inner-link-card::before {
  content: "→";
  font-size: 1rem;
  color: var(--color-primary);
  font-weight: 700;
}

.inner-link-card span {
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.4;
}

/* 404 页面 */
.error-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px var(--container-padding);
}

.error-panel {
  max-width: 560px;
  width: 100%;
  text-align: center;
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 48px 32px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.error-code {
  font-size: 4rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.error-panel h1 {
  font-size: 1.5rem;
  font-weight: 700;
}

.error-desc {
  font-size: 1rem;
  color: var(--color-muted);
  line-height: 1.6;
}

.error-home-link {
  display: inline-block;
  padding: 10px 28px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 600;
  transition: background-color var(--transition-fast);
}

.error-home-link:hover {
  background-color: #d04e30;
  color: var(--color-white);
}

.error-help {
  font-size: 0.875rem;
  color: var(--color-muted);
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
}

.error-help a {
  color: var(--color-secondary);
  font-weight: 500;
}

.error-help a:hover {
  text-decoration: underline;
}

/* ============================================================
   4. Pages（页面专属）
   ============================================================ */

/* 首页 */
.site-home .site-main {
  background-color: var(--color-bg);
}

/* 内页统一 */
.site-inner .site-main {
  background-color: var(--color-bg);
}

/* ============================================================
   5. Responsive（响应式）
   ============================================================ */

/* 平板（≤1024px） */
@media (max-width: 1024px) {
  .update-list {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

  .hero-figure img {
    height: 280px;
  }
}

/* 手机（≤768px） */
@media (max-width: 768px) {
  :root {
    --container-padding: 16px;
  }

  .header-inner {
    height: 56px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
  }

  .nav-list {
    display: none;
    flex-direction: column;
    width: 100%;
    padding: 12px var(--container-padding);
    gap: 4px;
  }

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

  .nav-list a {
    padding: 12px 16px;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
  }

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

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

  .footer-links {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .hero {
    padding: 32px var(--container-padding) 24px;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

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

  .ranking-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .guide-cards {
    grid-template-columns: 1fr;
  }

  .genre-card {
    grid-template-columns: 1fr;
  }

  .genre-cover img {
    height: 180px;
  }

  .genre-advice {
    grid-template-columns: 1fr;
  }

  .card-list {
    grid-template-columns: 1fr;
  }

  .comic-card {
    flex-direction: column;
  }

  .card-cover {
    width: 100%;
  }

  .card-cover img {
    height: 200px;
  }

  .recommend-item {
    grid-template-columns: 1fr;
  }

  .recommend-media img {
    height: 220px;
  }

  .inner-link-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

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

  .inner-main {
    padding-top: 16px;
  }

  .breadcrumb {
    margin-bottom: 16px;
  }
}

/* 小屏手机（≤390px） */
@media (max-width: 390px) {
  html {
    font-size: 15px;
  }

  .ranking-list {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .ranking-item img {
    height: 120px;
  }

  .inner-link-grid {
    grid-template-columns: 1fr;
  }

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

  .step-list li {
    flex-direction: column;
    gap: 6px;
  }

  .step-list li::before {
    width: 24px;
    height: 24px;
    font-size: 0.8125rem;
  }
}