/* ==========================================================================
   base
   ========================================================================== */

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

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

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: #333333;
  background-color: #F8F9FA;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: #2C3E50;
  margin-top: 0;
}

p {
  margin-top: 0;
  margin-bottom: 1em;
}

ul, ol {
  margin-top: 0;
  padding-left: 1.4em;
}

a {
  color: #FF6B6B;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

figure {
  margin: 0;
}

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

/* ==========================================================================
   layout
   ========================================================================== */

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

.site-main {
  flex: 1 0 auto;
  width: 100%;
}

.site-header {
  background-color: #FFFFFF;
  border-bottom: 1px solid #e9ecef;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 16px;
}

.brand-logo {
  font-size: 20px;
  font-weight: 700;
  color: #2C3E50;
  white-space: nowrap;
  line-height: 1.3;
}

.brand-logo:hover {
  text-decoration: none;
  color: #FF6B6B;
}

.site-nav .nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav .nav-list a {
  display: block;
  padding: 8px 14px;
  font-size: 15px;
  color: #333333;
  border-radius: 4px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.site-nav .nav-list a:hover {
  color: #FF6B6B;
  background-color: #fff0f0;
  text-decoration: none;
}

.site-nav .nav-list a.is-current {
  color: #FF6B6B;
  font-weight: 600;
  background-color: #fff0f0;
}

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  justify-content: center;
  align-items: center;
}

.nav-toggle-line {
  display: block;
  width: 22px;
  height: 2px;
  background-color: #2C3E50;
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.site-footer {
  background-color: #2C3E50;
  color: #cbd5e0;
  margin-top: 48px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px 24px;
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 32px;
}

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

.footer-desc {
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 0;
  color: #a0aec0;
}

.footer-heading {
  font-size: 15px;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 12px;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

.footer-links a {
  color: #cbd5e0;
  font-size: 14px;
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 16px 20px;
  text-align: center;
  font-size: 13px;
  color: #a0aec0;
}

.footer-bottom p {
  margin-bottom: 0;
}

/* 内页通用容器 */
.inner-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 20px 48px;
  width: 100%;
}

.inner-main .breadcrumb {
  margin-bottom: 20px;
}

.breadcrumb {
  font-size: 14px;
  color: #718096;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.breadcrumb a {
  color: #FF6B6B;
}

.breadcrumb a:hover {
  color: #e05555;
}

.breadcrumb-sep {
  color: #a0aec0;
  margin: 0 2px;
}

.breadcrumb-current {
  color: #718096;
}

.page-header {
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e9ecef;
}

.page-title {
  font-size: 32px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 12px;
}

.page-description {
  font-size: 16px;
  color: #718096;
  max-width: 780px;
  margin-bottom: 0;
}

/* 侧栏布局（分类页） */
.layout-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  align-items: start;
}

.sidebar {
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 20px;
  border: 1px solid #e9ecef;
}

.sidebar-title {
  font-size: 16px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid #FF6B6B;
}

.sidebar-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar-list li {
  margin-bottom: 4px;
}

.sidebar-list a {
  display: block;
  padding: 10px 12px;
  color: #333333;
  font-size: 15px;
  border-radius: 4px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.sidebar-list a:hover {
  background-color: #fff0f0;
  color: #FF6B6B;
  text-decoration: none;
}

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

/* ==========================================================================
   components
   ========================================================================== */

/* 按钮 */
.btn {
  display: inline-block;
  padding: 10px 20px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 6px;
  border: 0;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.1s ease;
  text-align: center;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background-color: #FF6B6B;
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: #e05555;
  color: #FFFFFF;
}

.btn-secondary {
  background-color: #FFFFFF;
  color: #2C3E50;
  border: 1px solid #e9ecef;
}

.btn-secondary:hover {
  background-color: #f7fafc;
  color: #FF6B6B;
  border-color: #FF6B6B;
}

/* 区块标题 */
.section-title {
  font-size: 24px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 16px;
  position: relative;
  padding-left: 14px;
}

.section-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  background-color: #FF6B6B;
  border-radius: 2px;
}

.section-intro {
  font-size: 15px;
  color: #718096;
  margin-bottom: 24px;
}

/* 首页 hero */
.hero-section {
  background-color: #FFFFFF;
  border-bottom: 1px solid #e9ecef;
}

.hero-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 20px;
}

.hero-copy {
  max-width: 560px;
}

.hero-copy h1 {
  font-size: 36px;
  font-weight: 700;
  color: #2C3E50;
  line-height: 1.3;
  margin-bottom: 12px;
}

.hero-slogan {
  font-size: 18px;
  font-weight: 600;
  color: #FF6B6B;
  margin-bottom: 12px;
}

.hero-desc {
  font-size: 16px;
  color: #718096;
  margin-bottom: 24px;
  line-height: 1.7;
}

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

.hero-media {
  display: flex;
  justify-content: center;
}

.hero-figure {
  max-width: 480px;
  width: 100%;
}

.hero-figure img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
}

/* 首页通用区块 */
.section-block {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
}

/* 分类标签带 */
.category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.tag-item {
  display: inline-block;
  padding: 8px 20px;
  background-color: #FFFFFF;
  border: 1px solid #e9ecef;
  border-radius: 20px;
  font-size: 15px;
  color: #333333;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.tag-item:hover {
  background-color: #FF6B6B;
  color: #FFFFFF;
  border-color: #FF6B6B;
  text-decoration: none;
}

/* 最近更新 */
.update-group {
  margin-bottom: 28px;
}

.update-date {
  font-size: 16px;
  font-weight: 600;
  color: #2C3E50;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid #e9ecef;
}

.update-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.update-item {
  margin: 0;
}

.update-link {
  display: flex;
  gap: 12px;
  align-items: center;
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 12px;
  border: 1px solid #e9ecef;
  transition: box-shadow 0.2s ease;
}

.update-link:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  text-decoration: none;
}

.update-link img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 6px;
  flex-shrink: 0;
}

.update-title {
  font-size: 15px;
  font-weight: 600;
  color: #333333;
  display: block;
  margin-bottom: 4px;
  line-height: 1.4;
}

.update-status {
  font-size: 13px;
  color: #718096;
  display: block;
}

/* 人气榜单 */
.popular-ranking {
  background-color: #FFFFFF;
  border-top: 1px solid #e9ecef;
  border-bottom: 1px solid #e9ecef;
}

.ranking-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: ranking-counter;
}

.ranking-item {
  counter-increment: ranking-counter;
  margin-bottom: 12px;
}

.ranking-item:last-child {
  margin-bottom: 0;
}

.ranking-link {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: #F8F9FA;
  border-radius: 8px;
  padding: 12px 16px;
  transition: background-color 0.2s ease;
}

.ranking-link::before {
  content: counter(ranking-counter);
  font-size: 20px;
  font-weight: 700;
  color: #FF6B6B;
  min-width: 32px;
  text-align: center;
}

.ranking-link:hover {
  background-color: #fff0f0;
  text-decoration: none;
}

.ranking-link img {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: 6px;
  flex-shrink: 0;
}

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

.ranking-title {
  font-size: 16px;
  font-weight: 600;
  color: #333333;
  margin-bottom: 4px;
}

.ranking-reason {
  font-size: 14px;
  color: #718096;
  margin-bottom: 0;
  line-height: 1.5;
}

/* 指南入口卡片 */
.guide-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.guide-card {
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 24px;
  border: 1px solid #e9ecef;
  transition: box-shadow 0.2s ease;
}

.guide-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.guide-card-title {
  font-size: 18px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 8px;
}

.guide-card-desc {
  font-size: 15px;
  color: #718096;
  margin-bottom: 16px;
}

.guide-link {
  font-weight: 600;
  font-size: 15px;
}

/* 专题卡 */
.topic-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.topic-card {
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 24px;
  border: 1px solid #e9ecef;
  border-top: 4px solid #FF6B6B;
  transition: box-shadow 0.2s ease;
}

.topic-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.topic-card-title {
  font-size: 18px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 8px;
}

.topic-card-desc {
  font-size: 15px;
  color: #718096;
  margin-bottom: 16px;
}

.topic-link {
  font-weight: 600;
  font-size: 15px;
}

/* 分类页 */
.category-section {
  margin-bottom: 40px;
}

.category-section h2 {
  font-size: 22px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 12px;
}

.category-item {
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 24px;
  border: 1px solid #e9ecef;
  margin-bottom: 16px;
}

.category-item h3 {
  font-size: 18px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 8px;
}

.category-item p {
  font-size: 15px;
  color: #718096;
  margin-bottom: 8px;
}

.category-item a {
  font-weight: 600;
  font-size: 14px;
}

.category-note {
  font-size: 14px;
  color: #a0aec0;
  background-color: #f7fafc;
  padding: 8px 12px;
  border-radius: 4px;
}

.category-guide {
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 24px;
  border: 1px solid #e9ecef;
  margin-bottom: 32px;
}

.category-guide h2 {
  font-size: 22px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 12px;
}

.guide-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
}

.guide-list li {
  padding: 8px 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: 15px;
  color: #333333;
}

.guide-list li:last-child {
  border-bottom: 0;
}

.guide-list strong {
  color: #2C3E50;
}

.category-figure {
  margin-top: 32px;
}

.category-figure img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
}

.category-figure figcaption {
  font-size: 14px;
  color: #a0aec0;
  text-align: center;
  padding: 8px 0;
}

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

.guide-section h2 {
  font-size: 22px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 12px;
}

.guide-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step-counter;
}

.guide-step-item {
  counter-increment: step-counter;
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 20px 24px;
  border: 1px solid #e9ecef;
  margin-bottom: 12px;
  position: relative;
  padding-left: 64px;
}

.guide-step-item::before {
  content: counter(step-counter);
  position: absolute;
  left: 20px;
  top: 20px;
  width: 28px;
  height: 28px;
  background-color: #FF6B6B;
  color: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
}

.guide-step-item h3 {
  font-size: 17px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 6px;
}

.guide-step-item p {
  font-size: 15px;
  color: #718096;
  margin-bottom: 4px;
}

.guide-step-item a {
  font-weight: 600;
  font-size: 14px;
}

.guide-media {
  margin: 32px 0;
}

.guide-media img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
}

.guide-media figcaption {
  font-size: 14px;
  color: #a0aec0;
  text-align: center;
  padding: 8px 0;
}

.tips-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.tip-item {
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 20px 24px;
  border: 1px solid #e9ecef;
  margin-bottom: 12px;
}

.tip-item h3 {
  font-size: 17px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 6px;
}

.tip-item p {
  font-size: 15px;
  color: #718096;
  margin-bottom: 0;
}

/* FAQ */
.faq-list {
  max-width: 800px;
}

.faq-item {
  background-color: #FFFFFF;
  border-radius: 8px;
  border: 1px solid #e9ecef;
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-item summary {
  padding: 16px 20px;
  font-size: 16px;
  font-weight: 600;
  color: #2C3E50;
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 40px;
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  color: #FF6B6B;
  font-weight: 400;
}

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

.faq-item summary:hover {
  background-color: #f8f9fa;
}

.faq-item p {
  padding: 0 20px 16px;
  font-size: 15px;
  color: #718096;
  margin: 0;
}

/* 相关推荐 */
.related-links {
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 24px;
  border: 1px solid #e9ecef;
}

.related-links h2 {
  font-size: 20px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 12px;
}

.related-links p {
  margin-bottom: 0;
}

.related-links a {
  display: inline-block;
  margin: 0 12px 8px 0;
  font-weight: 600;
  font-size: 15px;
}

/* 恋爱漫画列表 */
.romance-list-section {
  margin-bottom: 40px;
}

.romance-item {
  display: flex;
  gap: 24px;
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 20px;
  border: 1px solid #e9ecef;
  margin-bottom: 16px;
}

.romance-cover {
  flex-shrink: 0;
  width: 120px;
}

.romance-cover img {
  width: 120px;
  height: 160px;
  object-fit: cover;
  border-radius: 6px;
}

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

.romance-title {
  font-size: 18px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 8px;
}

.romance-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.tag {
  display: inline-block;
  padding: 3px 10px;
  background-color: #fff0f0;
  color: #FF6B6B;
  font-size: 13px;
  border-radius: 12px;
  font-weight: 500;
}

.romance-desc {
  font-size: 15px;
  color: #718096;
  margin-bottom: 8px;
}

.romance-reason {
  font-size: 14px;
  color: #333333;
  background-color: #f8f9fa;
  padding: 8px 12px;
  border-radius: 4px;
  margin-bottom: 0;
}

.romance-reason strong {
  color: #FF6B6B;
}

.reading-tips {
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 24px;
  border: 1px solid #e9ecef;
}

.reading-tips p {
  font-size: 15px;
  color: #718096;
}

/* 热血漫画列表 */
.action-list {
  margin-bottom: 40px;
}

.action-item {
  display: flex;
  gap: 24px;
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 20px;
  border: 1px solid #e9ecef;
  margin-bottom: 16px;
}

.action-cover-wrap {
  flex-shrink: 0;
  width: 120px;
}

.action-cover {
  width: 120px;
  height: 160px;
  object-fit: cover;
  border-radius: 6px;
}

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

.action-name {
  font-size: 18px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 8px;
}

.action-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.action-desc {
  font-size: 15px;
  color: #718096;
  margin-bottom: 8px;
}

.action-reason {
  font-size: 14px;
  color: #333333;
  background-color: #f8f9fa;
  padding: 8px 12px;
  border-radius: 4px;
  margin-bottom: 0;
}

.action-reason strong {
  color: #FF6B6B;
}

/* 热血分析 */
.action-analysis {
  background-color: #FFFFFF;
  border-radius: 8px;
  padding: 24px;
  border: 1px solid #e9ecef;
  margin-bottom: 32px;
}

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

.analysis-card {
  background-color: #f8f9fa;
  border-radius: 8px;
  padding: 20px;
}

.analysis-title {
  font-size: 16px;
  font-weight: 700;
  color: #2C3E50;
  margin-bottom: 8px;
}

.analysis-card p {
  font-size: 14px;
  color: #718096;
  margin-bottom: 0;
}

/* 404 */
.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  min-height: 60vh;
}

.error-content {
  max-width: 640px;
  text-align: center;
}

.error-content h1 {
  font-size: 48px;
  color: #FF6B6B;
  margin-bottom: 16px;
}

.error-lead {
  font-size: 20px;
  font-weight: 600;
  color: #2C3E50;
  margin-bottom: 12px;
}

.error-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.error-btn {
  display: inline-block;
  padding: 10px 20px;
  background-color: #FF6B6B;
  color: #FFFFFF;
  border-radius: 6px;
  font-weight: 600;
}

.error-btn:hover {
  background-color: #e05555;
  color: #FFFFFF;
  text-decoration: none;
}

.error-tip {
  font-size: 14px;
  color: #a0aec0;
}

/* ==========================================================================
   pages
   ========================================================================== */

/* 首页特定微调 */
.home-main .section-block {
  margin-bottom: 0;
}

.home-main .section-block + .section-block {
  border-top: 0;
}

/* ==========================================================================
   responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr 1fr;
  }

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

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

@media (max-width: 900px) {
  .hero-section {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 20px;
  }

  .hero-copy {
    max-width: 100%;
  }

  .hero-media {
    order: -1;
  }

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

  .sidebar {
    order: -1;
  }

  .sidebar-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }

  .sidebar-list li {
    margin-bottom: 0;
  }

  .sidebar-list a {
    padding: 6px 12px;
    font-size: 14px;
  }

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

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: #FFFFFF;
    border-bottom: 1px solid #e9ecef;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
    display: none;
  }

  .site-nav .nav-list {
    flex-direction: column;
    padding: 12px 20px;
    gap: 4px;
  }

  .site-nav .nav-list a {
    padding: 12px 8px;
    font-size: 16px;
    border-bottom: 1px solid #f0f0f0;
    border-radius: 0;
  }

  .site-nav .nav-list li:last-child a {
    border-bottom: 0;
  }

  .site-nav .nav-list.is-open {
    display: block;
  }

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

  .romance-item,
  .action-item {
    flex-direction: column;
    gap: 16px;
  }

  .romance-cover,
  .romance-cover img,
  .action-cover-wrap,
  .action-cover {
    width: 100%;
    height: auto;
    max-width: 200px;
  }

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

@media (max-width: 600px) {
  .header-inner {
    padding: 0 16px;
    min-height: 56px;
  }

  .brand-logo {
    font-size: 16px;
  }

  .inner-main {
    padding: 16px 16px 32px;
  }

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

  .section-block {
    padding: 32px 16px;
  }

  .hero-section {
    padding: 32px 16px;
  }

  .hero-copy h1 {
    font-size: 28px;
  }

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

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

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

  .guide-step-item {
    padding-left: 20px;
    padding-top: 56px;
  }

  .guide-step-item::before {
    top: 16px;
    left: 20px;
  }

  .category-item,
  .category-guide,
  .guide-card,
  .topic-card,
  .related-links,
  .reading-tips,
  .action-analysis {
    padding: 16px;
  }

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

  .error-content h1 {
    font-size: 36px;
  }
}

@media (max-width: 390px) {
  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

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

  .footer-brand {
    grid-column: auto;
  }

  .ranking-link {
    flex-wrap: wrap;
  }

  .ranking-link img {
    width: 48px;
    height: 48px;
  }

  .ranking-link::before {
    min-width: 24px;
    font-size: 18px;
  }
}