/* ==========================================================================
   uukexbal.cn - 汗汗漫画羞羞漫画 全站样式
   视觉方向：理性咨询风 · 深灰文字 · 细线图表 · 克制蓝绿点缀
   内容宽度：1200px · 移动端断点：768px
   ========================================================================== */

/* ==========================================================================
   Base — 基础变量、重置、全局元素
   ========================================================================== */

:root {
  --color-primary: #2c3e50;
  --color-primary-light: #34495e;
  --color-accent: #1abc9c;
  --color-accent-dark: #16a085;
  --color-bg: #ecf0f1;
  --color-white: #ffffff;
  --color-text: #2c3e50;
  --color-text-light: #5d6d7e;
  --color-border: #d5dbdb;
  --color-bg-soft: #f4f6f7;
  --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --container-width: 1200px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --transition-base: 0.2s ease;
  --shadow-card: 0 2px 8px rgba(44, 62, 80, 0.08);
  --shadow-card-hover: 0 6px 18px rgba(44, 62, 80, 0.12);
}

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

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

body {
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-accent-dark);
  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: 1.3;
  color: var(--color-primary);
}

h1 {
  font-size: 32px;
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 20px;
}

p {
  line-height: 1.7;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ==========================================================================
   Layout — 全站骨架：页头、页脚、主容器、面包屑、页标题
   ========================================================================== */

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

.site-header {
  background-color: var(--color-white);
  border-bottom: 2px solid var(--color-accent);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

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

.brand-name {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.5px;
}

.brand-slogan {
  font-size: 12px;
  color: var(--color-text-light);
  margin-top: 2px;
}

.site-nav {
  flex-shrink: 0;
}

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

.nav-list li a {
  display: block;
  padding: 8px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-primary-light);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-base), color var(--transition-base);
}

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

.nav-list li a.is-current {
  color: var(--color-accent-dark);
  background-color: rgba(26, 188, 156, 0.1);
  font-weight: 600;
}

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

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

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

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

.home-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px 60px;
}

.inner-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px 60px;
}

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

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

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

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

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

/* 页面标题区（内页统一） */
.page-header {
  padding: 24px 0 28px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 32px;
}

.page-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.page-description {
  font-size: 16px;
  color: var(--color-text-light);
  max-width: 720px;
  line-height: 1.7;
}

/* 页脚 */
.site-footer {
  background-color: var(--color-primary);
  color: #bdc3c7;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 24px 20px;
}

.footer-brand {
  margin-bottom: 32px;
}

.footer-brand-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 8px;
}

.footer-brand-desc {
  font-size: 14px;
  color: #95a5a6;
  max-width: 480px;
  line-height: 1.6;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-group-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 14px;
}

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

.footer-list li a {
  font-size: 14px;
  color: #bdc3c7;
  line-height: 1.6;
  transition: color var(--transition-base);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 13px;
  color: #95a5a6;
}

/* ==========================================================================
   Components — 通用组件：section-title、category-tag、卡片、按钮等
   ========================================================================== */

.section-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.section-desc {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 24px;
  max-width: 680px;
  line-height: 1.6;
}

.section-heading {
  margin-bottom: 28px;
}

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

.category-tag {
  display: inline-block;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary-light);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

.category-tag:hover {
  color: var(--color-white);
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

/* ==========================================================================
   Components — 首页模块
   ========================================================================== */

/* Hero 区 */
.hero-section {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
  padding: 48px 0 40px;
}

.hero-content {
  padding-right: 8px;
}

.hero-title {
  font-size: 30px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.35;
  margin-bottom: 16px;
}

.hero-desc {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 28px;
}

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

.hero-btn {
  display: inline-block;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  background-color: var(--color-accent);
  color: var(--color-white);
  transition: background-color var(--transition-base);
}

.hero-btn:hover {
  background-color: var(--color-accent-dark);
  color: var(--color-white);
}

.hero-btn[data-type="secondary"] {
  background-color: var(--color-white);
  color: var(--color-primary-light);
  border: 1px solid var(--color-border);
}

.hero-btn[data-type="secondary"]:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

.hero-figure {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.hero-figure img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

/* 题材分类导航带 */
.category-nav-section {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  margin-bottom: 40px;
  box-shadow: var(--shadow-card);
}

/* 最近更新 */
.recent-updates-section {
  margin-bottom: 48px;
}

.updates-group {
  margin-bottom: 28px;
}

.update-date {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent-dark);
  padding: 4px 12px;
  background-color: rgba(26, 188, 156, 0.1);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
}

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

.update-item {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.update-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.update-link {
  display: block;
}

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

.update-link .update-title {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  padding: 12px 14px 4px;
}

.update-link .update-status {
  display: block;
  font-size: 13px;
  color: var(--color-text-light);
  padding: 0 14px 14px;
}

/* 人气榜单 */
.ranking-section {
  margin-bottom: 48px;
}

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

.ranking-item {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
}

.ranking-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.ranking-item img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.ranking-number {
  position: absolute;
  top: 8px;
  left: 8px;
  width: 28px;
  height: 28px;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.ranking-info h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.ranking-reason {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* 阅读指南入口 */
.guide-entry-section {
  margin-bottom: 48px;
}

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

.guide-card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-card);
  border-left: 4px solid var(--color-accent);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.guide-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.guide-card-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.guide-card-desc {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 16px;
  line-height: 1.6;
}

.guide-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-accent-dark);
}

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

/* 长尾专题预告 */
.longtail-section {
  margin-bottom: 8px;
}

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

.topic-card {
  display: block;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.topic-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

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

.topic-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  padding: 16px 20px 6px;
}

.topic-desc {
  font-size: 14px;
  color: var(--color-text-light);
  padding: 0 20px 20px;
  line-height: 1.6;
}

/* ==========================================================================
   Pages — 分类页 (category.html)
   ========================================================================== */

.page-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 32px;
  align-items: start;
}

.sidebar-left .page-layout {
  grid-template-columns: 280px 1fr;
}

.sidebar-left .sidebar {
  grid-column: 1;
  order: 1;
}

.sidebar-left .content-area {
  grid-column: 2;
  order: 2;
}

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

.sidebar-card {
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-card:last-child {
  border-bottom: none;
}

.sidebar-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.sidebar-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 10px;
}

.sidebar-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-accent-dark);
}

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

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

.category-section {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 28px;
  margin-bottom: 32px;
  box-shadow: var(--shadow-card);
}

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

.genre-preview-section {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.genre-block {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-card);
}

.genre-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.genre-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 16px;
}

.genre-figure {
  margin: 0 0 16px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

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

.genre-figure figcaption {
  font-size: 13px;
  color: var(--color-text-light);
  padding: 8px 12px;
  background-color: var(--color-bg-soft);
  line-height: 1.5;
}

.genre-more {
  font-size: 14px;
}

.genre-more a {
  font-weight: 500;
}

/* ==========================================================================
   Pages — 阅读指南页 (guide.html)
   ========================================================================== */

.guide-step-section {
  margin-bottom: 48px;
}

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

.guide-step-card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-card);
  position: relative;
}

.step-number {
  display: inline-block;
  width: 32px;
  height: 32px;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: 16px;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}

.step-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.step-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.step-text a {
  font-weight: 500;
}

.guide-progress-section {
  margin-bottom: 48px;
}

.progress-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

.guide-figure {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.guide-figure img {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.guide-figure figcaption {
  font-size: 13px;
  color: var(--color-text-light);
  padding: 10px 14px;
  background-color: var(--color-bg-soft);
  line-height: 1.5;
}

.progress-tips {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.tip-item {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  box-shadow: var(--shadow-card);
}

.tip-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.tip-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.guide-resources {
  margin-bottom: 48px;
}

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

.resource-card {
  display: block;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.resource-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.resource-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.resource-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.guide-faq {
  margin-bottom: 8px;
}

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

.faq-item {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.faq-question {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  padding: 16px 20px;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition-base);
}

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

.faq-question::after {
  content: "+";
  font-size: 20px;
  color: var(--color-accent);
  transition: transform 0.2s ease;
}

.faq-item[open] .faq-question::after {
  transform: rotate(45deg);
}

.faq-question:hover {
  background-color: var(--color-bg-soft);
}

.faq-answer {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  padding: 0 20px 16px;
}

/* ==========================================================================
   Pages — 恋爱漫画推荐页 (romance.html)
   ========================================================================== */

.romance-list {
  margin-bottom: 48px;
}

.romance-list > h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.section-intro {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 24px;
  max-width: 680px;
}

.romance-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.romance-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.romance-cover {
  border-radius: var(--radius-sm);
  overflow: hidden;
}

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

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

.romance-info h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.romance-tag {
  display: inline-block;
  font-size: 13px;
  color: var(--color-accent-dark);
  background-color: rgba(26, 188, 156, 0.1);
  padding: 2px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
}

.romance-info p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 10px;
}

.editor-note {
  background-color: var(--color-bg-soft);
  border-left: 3px solid var(--color-accent);
  padding: 12px 16px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.editor-note strong {
  color: var(--color-primary);
  font-weight: 600;
}

.reading-tips {
  margin-bottom: 8px;
}

.reading-tips > h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}

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

.tip-card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-card);
}

.tip-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

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

.tips-more {
  margin-top: 20px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.tips-more a {
  font-size: 14px;
  font-weight: 500;
}

/* ==========================================================================
   Pages — 青年漫画推荐页 (youth.html)
   ========================================================================== */

.youth-recommendations {
  margin-bottom: 48px;
}

.youth-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.youth-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.youth-cover {
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

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

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

.youth-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.youth-tags {
  font-size: 13px;
  color: var(--color-accent-dark);
  margin-bottom: 10px;
}

.youth-review {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 10px;
}

.youth-reader-note {
  font-size: 13px;
  color: var(--color-text-light);
  background-color: var(--color-bg-soft);
  border-left: 3px solid var(--color-primary-light);
  padding: 10px 14px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  line-height: 1.6;
}

.youth-analysis {
  margin-bottom: 48px;
}

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

.analysis-card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-card);
}

.analysis-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.analysis-card-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.related-links {
  margin-bottom: 8px;
}

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

.related-list li a {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-accent-dark);
  background-color: var(--color-white);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
  transition: background-color var(--transition-base), color var(--transition-base);
}

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

/* ==========================================================================
   Pages — 404 页
   ========================================================================== */

.error-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 80px 24px;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.error-content {
  text-align: center;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 48px 40px;
  box-shadow: var(--shadow-card);
  max-width: 520px;
}

.error-content h1 {
  font-size: 64px;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 16px;
}

.error-desc {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.error-tip {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 24px;
  line-height: 1.6;
}

.error-btn {
  display: inline-block;
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 500;
  background-color: var(--color-accent);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-base);
}

.error-btn:hover {
  background-color: var(--color-accent-dark);
  color: var(--color-white);
}

/* ==========================================================================
   Responsive — 响应式适配（768px 断点）
   ========================================================================== */

@media (max-width: 768px) {
  /* 页头 */
  .header-inner {
    height: auto;
    min-height: 60px;
    padding: 10px 16px;
    flex-wrap: wrap;
    gap: 8px;
  }

  .brand-name {
    font-size: 18px;
  }

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

  .nav-toggle {
    display: flex;
  }

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

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 0;
    border-top: 1px solid var(--color-border);
  }

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

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

  .nav-list li a {
    padding: 12px 8px;
    font-size: 15px;
    border-radius: 0;
    border-bottom: 1px solid var(--color-bg-soft);
  }

  .nav-list li:last-child a {
    border-bottom: none;
  }

  /* 页脚 */
  .footer-inner {
    padding: 36px 16px 16px;
  }

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

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  /* 通用容器 */
  .home-main,
  .inner-main {
    padding: 0 16px 40px;
  }

  .page-header {
    padding: 16px 0 20px;
    margin-bottom: 24px;
  }

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

  .breadcrumb {
    padding: 14px 0 4px;
    font-size: 13px;
  }

  /* 首页 Hero */
  .hero-section {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 28px 0 24px;
  }

  .hero-content {
    padding-right: 0;
  }

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

  .hero-figure img {
    height: 220px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-btn {
    text-align: center;
  }

  /* 首页模块 */
  .category-nav-section {
    padding: 20px 16px;
    margin-bottom: 32px;
  }

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

  .updates-list {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .update-link img {
    height: 180px;
  }

  .ranking-list {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

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

  .guide-cards {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .topic-cards {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .topic-card img {
    height: 160px;
  }

  /* 分类页 */
  .page-layout,
  .sidebar-left .page-layout {
    grid-template-columns: 1fr;
  }

  .sidebar-left .sidebar {
    grid-column: 1;
    order: 1;
  }

  .sidebar-left .content-area {
    grid-column: 1;
    order: 2;
  }

  .sidebar {
    margin-bottom: 24px;
  }

  .sidebar-card {
    padding: 12px 0;
  }

  .category-section {
    padding: 20px 16px;
    margin-bottom: 24px;
  }

  .genre-block {
    padding: 20px 16px;
  }

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

  /* 阅读指南页 */
  .guide-steps {
    grid-template-columns: 1fr;
    gap: 16px;
  }

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

  .guide-figure img {
    height: 200px;
  }

  .resource-cards {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .faq-question {
    font-size: 14px;
    padding: 14px 16px;
  }

  .faq-answer {
    padding: 0 16px 14px;
  }

  /* 恋爱漫画页 */
  .romance-item {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 16px;
  }

  .romance-cover img {
    height: 220px;
  }

  .tips-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .tips-more {
    flex-direction: column;
    gap: 8px;
  }

  /* 青年漫画页 */
  .youth-item {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 16px;
  }

  .youth-cover img {
    height: 220px;
  }

  .analysis-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

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

  /* 404 */
  .error-main {
    padding: 48px 16px;
  }

  .error-content {
    padding: 32px 24px;
  }

  .error-content h1 {
    font-size: 48px;
  }
}

/* ==========================================================================
   Responsive — 小屏手机微调（390px）
   ========================================================================== */

@media (max-width: 420px) {
  .ranking-list {
    grid-template-columns: 1fr;
  }

  .ranking-item img {
    height: 160px;
  }

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

  .update-link img {
    height: 160px;
  }

  .genre-figure img {
    height: 160px;
  }

  .romance-cover img,
  .youth-cover img {
    height: 200px;
  }

  .guide-figure img {
    height: 180px;
  }

  .topic-card img {
    height: 140px;
  }

  .brand-slogan {
    display: none;
  }
}