/* ==========================================================================
   age动漫下载 · 全站样式表
   版本：1.0
   说明：本样式表覆盖全站全部真实 DOM，按 base → layout → components → pages → responsive 分组。
   ========================================================================== */

/* ==========================================================================
   Base · 基础变量、重置、排版
   ========================================================================== */

:root {
  --color-primary: #2c3e50;
  --color-accent: #e74c3c;
  --color-blue: #3498db;
  --color-light: #ecf0f1;
  --color-warning: #f39c12;
  --color-text: #333333;
  --color-text-light: #6b7a8a;
  --color-bg: #f7f8fa;
  --color-white: #ffffff;
  --color-border: #e1e6ea;
  --color-footer-bg: #1f2a36;
  --color-footer-text: #a8b4bf;

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

  --container-width: 1200px;
  --header-height: 68px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 8px;
  --transition-base: 0.2s ease;
  --shadow-card: 0 1px 4px rgba(44, 62, 80, 0.08);
  --shadow-hover: 0 4px 12px rgba(44, 62, 80, 0.12);
}

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

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

body {
  font-family: var(--font-base);
  font-size: 15px;
  line-height: 1.7;
  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-primary);
  text-decoration: none;
  transition: color var(--transition-base);
}

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-primary);
}

h1 {
  font-size: 30px;
}

h2 {
  font-size: 22px;
}

h3 {
  font-size: 17px;
}

p {
  margin-bottom: 12px;
}

/* 焦点可见性 */
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   Layout · 全站布局骨架
   ========================================================================== */

/* --- 全站 body 容器 --- */
.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* --- 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 20px;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  flex-shrink: 0;
}

.brand-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.brand-slogan {
  font-size: 12px;
  color: var(--color-text-light);
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 4px;
  border-radius: var(--radius-sm);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
}

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

.nav-list li a {
  display: block;
  padding: 8px 14px;
  font-size: 15px;
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  font-weight: 500;
}

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

.nav-list li a.is-current {
  color: var(--color-accent);
  font-weight: 700;
  background-color: rgba(231, 76, 60, 0.08);
}

/* --- 主内容 --- */
.site-main {
  flex: 1 0 auto;
}

/* --- 页脚 --- */
.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  margin-top: 60px;
}

.footer-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 40px 20px 24px;
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 40px;
}

.footer-brand h2 {
  color: var(--color-white);
  font-size: 19px;
  margin-bottom: 8px;
}

.footer-brand p {
  font-size: 13px;
  color: var(--color-footer-text);
  max-width: 300px;
}

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

.footer-col h3 {
  color: var(--color-white);
  font-size: 15px;
  margin-bottom: 12px;
}

.footer-col ul li {
  margin-bottom: 6px;
}

.footer-col ul li a {
  color: var(--color-footer-text);
  font-size: 13px;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 16px 20px;
  text-align: center;
}

.footer-bottom p {
  font-size: 12px;
  color: var(--color-footer-text);
  margin: 0;
}

/* --- 内页三栏布局（主内容 + 左右侧栏） --- */
.layout-shell {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 24px 20px 0;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

/* 带右侧栏时：左侧栏 + 主内容 + 右侧栏 */
.layout-shell.sidebar-left:has(.sidebar-right),
.layout-shell.sidebar-left:has(.sidebar-right-panel) {
  grid-template-columns: 220px minmax(0, 1fr) 240px;
}

/* 分类页：左索引 + 主内容 + 右动态 */
.layout-shell.sidebar-left:has(.sidebar-right-panel) {
  grid-template-columns: 200px minmax(0, 1fr) 220px;
}

/* --- 内页主内容 --- */
.inner-main {
  min-width: 0;
  min-height: 400px;
}

/* --- 面包屑 --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 16px;
  padding: 8px 0;
  flex-wrap: wrap;
}

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

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

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

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

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

.page-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.page-description {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin: 0;
}

/* --- 侧栏通用 --- */
.sidebar,
.sidebar-left-panel,
.sidebar-right-panel {
  min-width: 0;
}

.sidebar-card,
.side-box,
.dynamic-card,
.sidebar-note,
.side-note {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
}

.sidebar-card h2,
.side-box h2,
.dynamic-card h2,
.sidebar-note h3,
.side-note h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-light);
}

.index-list li,
.side-links li,
.sidebar-note ul li,
.side-note p + a {
  margin-bottom: 8px;
}

.index-list li a,
.side-links li a {
  display: block;
  padding: 5px 8px;
  font-size: 13px;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  border-left: 2px solid transparent;
}

.index-list li a:hover,
.side-links li a:hover {
  color: var(--color-accent);
  background-color: rgba(52, 152, 219, 0.06);
  border-left-color: var(--color-blue);
}

.hot-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.hot-tags li a {
  display: inline-block;
  padding: 3px 10px;
  font-size: 12px;
  background-color: var(--color-light);
  border-radius: 20px;
  color: var(--color-primary);
}

.hot-tags li a:hover {
  background-color: var(--color-blue);
  color: var(--color-white);
}

/* ==========================================================================
   Components · 通用组件
   ========================================================================== */

/* --- 按钮 --- */
.btn-primary,
.btn-secondary,
.btn-back {
  display: inline-block;
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: none;
  transition: background-color var(--transition-base), transform var(--transition-base);
}

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

.btn-primary:hover {
  background-color: #c0392b;
  color: var(--color-white);
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
  background-color: rgba(52, 152, 219, 0.04);
}

.btn-back {
  background-color: var(--color-blue);
  color: var(--color-white);
}

.btn-back:hover {
  background-color: #2980b9;
  color: var(--color-white);
}

/* --- 通用标题 --- */
.section-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 20px;
  position: relative;
  padding-left: 14px;
}

.section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

/* --- 标签 --- */
.tag {
  display: inline-block;
  padding: 2px 10px;
  font-size: 12px;
  background-color: rgba(52, 152, 219, 0.1);
  color: var(--color-blue);
  border-radius: 20px;
  margin-right: 6px;
  margin-bottom: 4px;
  border: 1px solid rgba(52, 152, 219, 0.2);
}

/* --- 漫画封面容器统一约束 --- */
.hero-media img,
.category-card img,
.comic-item img,
.entry-media img,
.featured-card img,
.guide-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- FAQ --- */
.faq-list details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  background-color: var(--color-white);
  overflow: hidden;
}

.faq-list summary {
  padding: 14px 16px;
  font-weight: 600;
  font-size: 15px;
  color: var(--color-primary);
  cursor: pointer;
  position: relative;
  padding-right: 40px;
  list-style: none;
}

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

.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  color: var(--color-blue);
  font-weight: 400;
}

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

.faq-list details p {
  padding: 0 16px 14px;
  font-size: 14px;
  color: var(--color-text);
}

/* ==========================================================================
   Pages · 首页
   ========================================================================== */

.home-main {
  overflow: visible;
}

/* --- Hero 区 --- */
.hero-section {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  padding: 48px 0;
}

.hero-section {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 20px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.hero-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
  aspect-ratio: 4 / 3;
}

.hero-content h1 {
  font-size: 32px;
  line-height: 1.3;
  margin-bottom: 16px;
}

.hero-lead {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 24px;
}

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

/* --- 分类横条 --- */
.category-strip {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 40px 20px 8px;
}

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

.tag-list li a {
  display: inline-block;
  padding: 8px 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 24px;
  font-size: 14px;
  color: var(--color-primary);
  transition: all var(--transition-base);
}

.tag-list li a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: rgba(231, 76, 60, 0.04);
}

/* --- 最近更新 --- */
.update-section {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px 20px;
}

.update-group {
  margin-bottom: 24px;
}

.update-date {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
  padding: 6px 12px;
  background-color: var(--color-light);
  border-radius: var(--radius-sm);
  display: inline-block;
}

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

.update-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  gap: 12px;
  padding: 12px;
  transition: box-shadow var(--transition-base);
}

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

.update-item img {
  width: 72px;
  height: 96px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.update-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.comic-title {
  font-weight: 600;
  font-size: 14px;
  color: var(--color-primary);
  margin-bottom: 6px;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

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

.update-status {
  font-size: 12px;
  color: var(--color-blue);
  background-color: rgba(52, 152, 219, 0.08);
  padding: 2px 8px;
  border-radius: 12px;
  display: inline-block;
  width: fit-content;
}

/* --- 人气榜单 --- */
.ranking-section {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 40px 0;
}

.ranking-section {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 40px 20px;
}

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

.ranking-item {
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

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

.rank-number {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-warning);
  line-height: 1;
  min-width: 36px;
  text-align: center;
}

.ranking-item:nth-child(1) .rank-number {
  color: var(--color-accent);
}

.ranking-item:nth-child(2) .rank-number {
  color: var(--color-blue);
}

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

.rank-content .comic-title {
  font-size: 14px;
  margin-bottom: 6px;
}

.rank-reason {
  font-size: 12px;
  color: var(--color-text-light);
  line-height: 1.5;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --- 阅读指南入口 --- */
.guide-section {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 40px 20px;
}

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

.guide-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: box-shadow var(--transition-base);
}

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

.guide-card h3 {
  font-size: 17px;
  margin-bottom: 10px;
  color: var(--color-primary);
}

.guide-card p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 14px;
}

.guide-card a {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-blue);
}

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

/* --- 长尾专题预告 --- */
.featured-section {
  background-color: var(--color-white);
  border-top: 1px solid var(--color-border);
  padding: 40px 0;
}

.featured-section {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 40px 20px;
}

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

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

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

.featured-card img {
  aspect-ratio: 16 / 9;
  width: 100%;
}

.featured-card h3 {
  padding: 16px 16px 6px;
  font-size: 17px;
}

.featured-card p {
  padding: 0 16px;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.featured-card a {
  display: inline-block;
  margin: 0 16px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-blue);
}

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

/* ==========================================================================
   Pages · 分类页
   ========================================================================== */

.category-section {
  margin-bottom: 28px;
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.category-section > h2 {
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 14px;
  padding-left: 12px;
  border-left: 4px solid var(--color-blue);
}

.category-card {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  align-items: start;
}

.category-card img {
  aspect-ratio: 3 / 4;
  border-radius: var(--radius-sm);
  width: 100%;
}

.category-info {
  min-width: 0;
}

.category-info p {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 12px;
}

.representative-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.representative-list li {
  background-color: var(--color-light);
  border-radius: var(--radius-sm);
  padding: 4px 12px;
  font-size: 13px;
  color: var(--color-primary);
}

.category-info > a {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-blue);
}

.category-info > a:hover {
  color: var(--color-accent);
}

/* ==========================================================================
   Pages · 阅读指南页
   ========================================================================== */

.guide-section {
  margin-bottom: 32px;
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.guide-section > h2 {
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.guide-section > p {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.step-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.step-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.step-num {
  width: 36px;
  height: 36px;
  background-color: var(--color-blue);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}

.step-card h3 {
  font-size: 15px;
  margin-bottom: 6px;
}

.step-card p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin: 0;
}

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

.tip-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
}

.tip-item h3 {
  font-size: 14px;
  margin-bottom: 6px;
  color: var(--color-primary);
}

.tip-item p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin: 0;
}

.guide-figure {
  margin: 16px 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
}

.guide-figure img {
  aspect-ratio: 16 / 7;
  width: 100%;
}

.guide-figure figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--color-text-light);
  background-color: var(--color-light);
}

.reminder-steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 16px 0;
}

.reminder-steps li {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 14px;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.reminder-steps li::before {
  content: "";
  width: 6px;
  height: 6px;
  background-color: var(--color-accent);
  border-radius: 50%;
  flex-shrink: 0;
}

.related-links ul {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.related-links ul li a {
  display: block;
  padding: 10px 14px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--color-primary);
}

.related-links ul li a:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
}

/* 动态卡片 */
.dynamic-card .tag {
  display: block;
  width: fit-content;
  margin-bottom: 6px;
}

.dynamic-card ul li {
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--color-border);
}

.dynamic-card ul li:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.dynamic-card ul li a {
  font-size: 13px;
  color: var(--color-text);
}

.dynamic-card ul li a:hover {
  color: var(--color-accent);
}

/* ==========================================================================
   Pages · 恋爱漫画推荐页
   ========================================================================== */

.content-section {
  margin-bottom: 32px;
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.content-section > h2 {
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.section-intro {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 20px;
  line-height: 1.7;
}

.comic-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
  align-items: start;
  transition: box-shadow var(--transition-base);
}

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

.comic-item img {
  aspect-ratio: 3 / 4;
  border-radius: var(--radius-sm);
  width: 100%;
}

.comic-info {
  min-width: 0;
}

.comic-info h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.comic-meta {
  font-size: 13px;
  color: var(--color-blue);
  background-color: rgba(52, 152, 219, 0.06);
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  margin-bottom: 8px;
}

.comic-info > p:last-child {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.7;
  margin: 0;
}

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

.reason-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px;
}

.reason-card h3 {
  font-size: 15px;
  margin-bottom: 8px;
  color: var(--color-primary);
  padding-left: 10px;
  border-left: 3px solid var(--color-accent);
}

.reason-card p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin: 0;
}

.section-outro {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  font-size: 14px;
  color: var(--color-text);
}

.section-outro a {
  color: var(--color-blue);
  font-weight: 600;
  margin-right: 16px;
}

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

/* 侧栏导航 */
.side-nav h2 {
  font-size: 15px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-light);
}

.side-nav ul li {
  margin-bottom: 4px;
}

.side-nav ul li a {
  display: block;
  padding: 6px 10px;
  font-size: 13px;
  color: var(--color-text);
  border-radius: var(--radius-sm);
}

.side-nav ul li a:hover {
  color: var(--color-accent);
  background-color: rgba(52, 152, 219, 0.06);
}

.side-note p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 8px;
}

.side-note a {
  font-size: 13px;
  color: var(--color-blue);
  font-weight: 600;
}

/* ==========================================================================
   Pages · 热血漫画推荐页
   ========================================================================== */

.content-block {
  margin-bottom: 32px;
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.content-block > h2 {
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.block-desc {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 20px;
  line-height: 1.7;
}

.comic-entry {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 14px;
  margin-bottom: 14px;
  align-items: start;
  transition: box-shadow var(--transition-base);
}

.comic-entry:hover {
  box-shadow: var(--shadow-hover);
}

.entry-media {
  border-radius: var(--radius-sm);
  overflow: hidden;
  aspect-ratio: 3 / 4;
}

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

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

.entry-body h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.entry-body > p {
  font-size: 13px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 8px;
}

.entry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.analysis-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-bottom: 14px;
}

.analysis-card h3 {
  font-size: 15px;
  margin-bottom: 8px;
  color: var(--color-primary);
  padding-left: 10px;
  border-left: 3px solid var(--color-warning);
}

.analysis-card p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin: 0;
}

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

.tip-list li {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 14px;
  color: var(--color-text);
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.tip-list li strong {
  color: var(--color-primary);
  flex-shrink: 0;
}

.update-list li {
  margin-bottom: 8px;
}

.update-list li a {
  font-size: 13px;
  color: var(--color-text);
  display: block;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-base);
}

.update-list li a:hover {
  color: var(--color-accent);
  background-color: rgba(52, 152, 219, 0.06);
}

/* ==========================================================================
   Pages · 404 页
   ========================================================================== */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
}

.error-section {
  text-align: center;
  max-width: 480px;
}

.error-code {
  font-size: 72px;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 16px;
}

.error-section h1 {
  font-size: 24px;
  margin-bottom: 12px;
}

.error-desc {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 24px;
  line-height: 1.7;
}

/* ==========================================================================
   Responsive · 响应式
   ========================================================================== */

/* --- 平板及以下：1024px --- */
@media (max-width: 1024px) {
  .layout-shell.sidebar-left:has(.sidebar-right),
  .layout-shell.sidebar-left:has(.sidebar-right-panel) {
    grid-template-columns: 190px minmax(0, 1fr);
  }

  .layout-shell.sidebar-left:has(.sidebar-right-panel) .sidebar-right-panel {
    display: none;
  }

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

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

/* --- 手机端：768px --- */
@media (max-width: 768px) {
  .header-inner {
    height: auto;
    min-height: var(--header-height);
    padding: 8px 16px;
    flex-wrap: wrap;
  }

  .brand {
    flex: 1;
  }

  .nav-toggle {
    display: flex;
    order: 3;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    width: 100%;
    order: 4;
    padding: 8px 0;
    gap: 2px;
    border-top: 1px solid var(--color-border);
    margin-top: 8px;
  }

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

  .nav-list li a {
    padding: 12px 8px;
    font-size: 15px;
  }

  /* 内页布局：单列 */
  .layout-shell,
  .layout-shell.sidebar-left:has(.sidebar-right),
  .layout-shell.sidebar-left:has(.sidebar-right-panel) {
    display: block;
    padding: 16px 16px 0;
  }

  .sidebar,
  .sidebar-left-panel,
  .sidebar-right-panel {
    display: none;
  }

  .inner-main {
    width: 100%;
  }

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

  /* 首页 */
  .hero-section {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 16px;
  }

  .hero-content h1 {
    font-size: 26px;
  }

  .hero-media {
    order: -1;
    aspect-ratio: 16 / 10;
  }

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

  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    width: 100%;
    text-align: center;
  }

  .category-strip,
  .update-section,
  .ranking-section,
  .guide-section,
  .featured-section {
    padding: 28px 16px;
  }

  .tag-list {
    gap: 8px;
  }

  .tag-list li a {
    padding: 6px 14px;
    font-size: 13px;
  }

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

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

  .ranking-item {
    padding: 12px;
  }

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

  /* 分类页 */
  .category-card {
    grid-template-columns: 120px 1fr;
    gap: 14px;
    padding: 12px;
  }

  /* 指南页 */
  .step-list,
  .tip-list,
  .reminder-steps,
  .related-links ul {
    grid-template-columns: 1fr;
  }

  .step-card {
    padding: 14px;
  }

  /* 恋爱页 */
  .comic-item {
    grid-template-columns: 100px 1fr;
    gap: 14px;
    padding: 12px;
  }

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

  /* 热血页 */
  .comic-entry {
    grid-template-columns: 90px 1fr;
    gap: 12px;
    padding: 12px;
  }

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

  /* 页脚 */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 32px 16px 20px;
  }

  .footer-nav {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .footer-bottom {
    padding: 12px 16px;
  }

  /* 404 */
  .error-main {
    padding: 60px 16px;
  }

  .error-code {
    font-size: 56px;
  }
}

/* --- 小屏手机：390px --- */
@media (max-width: 390px) {
  .brand-name {
    font-size: 18px;
  }

  .brand-slogan {
    font-size: 11px;
  }

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

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

  .category-card img {
    aspect-ratio: 16 / 9;
    max-width: 100%;
  }

  .comic-item,
  .comic-entry {
    grid-template-columns: 1fr;
  }

  .comic-item img,
  .entry-media {
    aspect-ratio: 16 / 9;
    max-width: 100%;
  }

  .guide-figure img {
    aspect-ratio: 4 / 3;
  }
}

/* ==========================================================================
   动效（不影响初始可见性的增强）
   ========================================================================== */

@media (prefers-reduced-motion: no-preference) {
  .update-item,
  .ranking-item,
  .guide-card,
  .featured-card,
  .comic-item,
  .comic-entry,
  .category-card,
  .step-card,
  .tip-item,
  .reason-card,
  .analysis-card {
    transition: box-shadow var(--transition-base), transform var(--transition-base);
  }

  .update-item:hover,
  .comic-item:hover,
  .comic-entry:hover,
  .category-card:hover {
    transform: translateY(-2px);
  }
}