/* ============================================================
   Base
   ============================================================ */
:root {
  --color-bg: #f5f5f5;
  --color-surface: #ffffff;
  --color-primary: #1a1a2e;
  --color-accent: #e94560;
  --color-secondary: #0f3460;
  --color-text: #1a1a2e;
  --color-text-light: #5a5a72;
  --color-border: #e8e8ef;
  --color-muted: #8a8aa3;
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", Consolas, "Liberation Mono", monospace;
  --container-width: 1200px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --shadow-sm: 0 1px 3px rgba(26, 26, 46, 0.08);
  --shadow-md: 0 4px 12px rgba(26, 26, 46, 0.1);
  --shadow-lg: 0 8px 24px rgba(26, 26, 46, 0.12);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

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

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

body {
  font-family: var(--font-sans);
  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-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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);
}

/* ============================================================
   Layout
   ============================================================ */
.header-shell,
.footer-shell,
.site-main {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.site-main {
  flex: 1;
  padding-top: 40px;
  padding-bottom: 60px;
}

.site-header {
  background-color: var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 24px;
}

.brand-logo {
  font-size: 22px;
  font-weight: 700;
  color: #ffffff;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.brand-logo:hover {
  color: #ffffff;
  opacity: 0.9;
}

.site-footer {
  background-color: var(--color-primary);
  color: #c8c8d8;
  padding-top: 48px;
  padding-bottom: 24px;
}

.footer-shell {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
}

.footer-brand .footer-logo {
  font-size: 20px;
  font-weight: 700;
  color: #ffffff;
}

.footer-tagline {
  margin-top: 12px;
  font-size: 14px;
  color: #9a9ab0;
  line-height: 1.7;
}

.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.footer-heading {
  font-size: 15px;
  color: #ffffff;
  margin-bottom: 16px;
}

.footer-nav ul li {
  margin-bottom: 10px;
}

.footer-nav ul li a {
  color: #9a9ab0;
  font-size: 14px;
}

.footer-nav ul li a:hover {
  color: #ffffff;
}

.footer-copyright {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  margin-top: 24px;
}

.footer-copyright p {
  font-size: 13px;
  color: #7a7a95;
  text-align: center;
}

/* ============================================================
   Navigation
   ============================================================ */
.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;
}

.nav-toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: #ffffff;
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

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

.nav-list li a {
  display: block;
  padding: 8px 16px;
  font-size: 15px;
  color: #c8c8d8;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-list li a:hover {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.08);
}

.nav-list li a.is-current {
  color: #ffffff;
  background-color: var(--color-accent);
  font-weight: 600;
}

/* ============================================================
   Common components
   ============================================================ */
.section-block {
  margin-bottom: 56px;
}

.section-title {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-primary);
}

.section-desc {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 24px;
  max-width: 720px;
}

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

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  margin-bottom: 24px;
  color: var(--color-muted);
  flex-wrap: wrap;
}

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

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

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

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

/* Page header */
.page-header {
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 2px solid var(--color-primary);
}

.page-title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-primary);
}

.page-description {
  font-size: 16px;
  color: var(--color-text-light);
  max-width: 760px;
  line-height: 1.7;
}

/* Card base */
.comic-card,
.category-card,
.recommend-card,
.complete-card,
.trending-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.comic-card:hover,
.category-card:hover,
.recommend-card:hover,
.complete-card:hover,
.trending-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

/* ============================================================
   Homepage
   ============================================================ */
.hero-section {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  background-color: var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 48px;
  margin-bottom: 56px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: 34px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 16px;
  line-height: 1.3;
}

.hero-lead {
  font-size: 16px;
  color: #b8b8d0;
  margin-bottom: 28px;
  line-height: 1.7;
  max-width: 480px;
}

.hero-steps {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.step-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: #d0d0e0;
  background-color: rgba(255, 255, 255, 0.08);
  padding: 8px 16px;
  border-radius: 20px;
}

.step-item::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--color-accent);
  border-radius: 50%;
  flex-shrink: 0;
}

.hero-cta {
  display: inline-block;
  background-color: var(--color-accent);
  color: #ffffff;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 600;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.hero-cta:hover {
  background-color: #d63650;
  color: #ffffff;
  transform: translateY(-2px);
}

.hero-figure {
  position: relative;
  z-index: 1;
}

.hero-figure img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* Today recommend */
.recommend-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

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

.comic-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.comic-card .comic-title {
  font-size: 16px;
  font-weight: 600;
  padding: 14px 16px 4px;
  color: var(--color-primary);
}

.comic-card .comic-tag {
  padding: 0 16px 14px;
  font-size: 13px;
  color: var(--color-accent);
  font-weight: 500;
}

/* Categories nav strip */
.categories-nav {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

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

.category-tag {
  display: inline-block;
  padding: 10px 20px;
  background-color: var(--color-bg);
  border-radius: 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-secondary);
  border: 1px solid var(--color-border);
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.category-tag:hover {
  background-color: var(--color-secondary);
  color: #ffffff;
  border-color: var(--color-secondary);
}

/* Recent updates */
.update-group {
  margin-bottom: 28px;
}

.update-date {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-border);
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.update-date::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 18px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

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

.update-item {
  display: flex;
  align-items: center;
  gap: 14px;
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast);
}

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

.update-item img {
  width: 56px;
  height: 72px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.update-item .update-link {
  flex: 1;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

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

.update-item .update-time {
  font-size: 13px;
  color: var(--color-muted);
  white-space: nowrap;
  font-family: var(--font-mono);
}

/* Rank preview */
.rank-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.rank-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.rank-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.rank-item .rank-number {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-accent);
  width: 40px;
  text-align: center;
  flex-shrink: 0;
}

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

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

.rank-item .rank-link {
  flex: 1;
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
}

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

.rank-item .rank-heat {
  font-size: 14px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  white-space: nowrap;
}

/* Guide entry */
.guide-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.guide-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border-top: 4px solid var(--color-accent);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

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

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

.guide-card-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 16px;
}

.guide-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
}

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

/* Related links */
.related-links {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.related-links-label {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 14px;
}

.related-links-item {
  display: inline-block;
  font-size: 14px;
  color: var(--color-secondary);
  margin-right: 20px;
  margin-bottom: 8px;
}

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

/* ============================================================
   Inner pages common
   ============================================================ */
.inner-main {
  padding-top: 32px;
  padding-bottom: 60px;
}

/* ============================================================
   Categories page
   ============================================================ */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.category-card {
  display: flex;
  flex-direction: column;
}

.category-card-media {
  overflow: hidden;
}

.category-card-media img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.category-card:hover .category-card-media img {
  transform: scale(1.03);
}

.category-card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

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

.category-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}

.category-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
}

.category-link:hover {
  color: var(--color-secondary);
}

.category-guide-section {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.category-guide-content {
  max-width: 860px;
}

.guide-intro {
  font-size: 15px;
  color: var(--color-text);
  margin-bottom: 16px;
}

.guide-text {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 14px;
}

.guide-text strong {
  color: var(--color-secondary);
  font-weight: 600;
}

.guide-note {
  font-size: 14px;
  color: var(--color-muted);
  border-left: 3px solid var(--color-accent);
  padding-left: 14px;
  margin-top: 20px;
}

/* ============================================================
   Guide page
   ============================================================ */
.guide-content {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.guide-section {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

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

.guide-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.guide-step .step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: var(--color-accent);
  color: #ffffff;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 16px;
  border-radius: 50%;
  flex-shrink: 0;
}

.guide-step .step-body h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-primary);
}

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

.guide-media {
  margin-top: 8px;
}

.guide-media img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.guide-media figcaption {
  font-size: 13px;
  color: var(--color-muted);
  text-align: center;
  margin-top: 10px;
}

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

/* ============================================================
   Serial page
   ============================================================ */
.update-list-section {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 40px;
}

.update-list-section .update-group {
  margin-bottom: 28px;
}

.update-list-section .update-date {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-secondary);
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.update-list-section .update-date::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 16px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

.update-items {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.update-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 12px;
  transition: box-shadow var(--transition-fast);
}

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

.update-item img {
  width: 64px;
  height: 84px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

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

.update-info .update-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.update-info .update-chapter {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.update-info .update-time {
  font-size: 13px;
  color: var(--color-muted);
  font-family: var(--font-mono);
}

.serial-recommend-section {
  margin-bottom: 40px;
}

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

.recommend-card {
  display: flex;
  flex-direction: column;
}

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

.recommend-card .recommend-title {
  font-size: 16px;
  font-weight: 600;
  padding: 14px 16px 4px;
  color: var(--color-primary);
}

.recommend-card .recommend-desc {
  font-size: 14px;
  color: var(--color-text-light);
  padding: 0 16px 12px;
  line-height: 1.7;
  flex: 1;
}

.recommend-card a {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
  padding: 0 16px 14px;
}

.recommend-card a:hover {
  color: var(--color-secondary);
}

.guide-entry-section {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.guide-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.guide-link-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.guide-link-card:hover {
  background-color: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.guide-link-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
}

.guide-link-desc {
  font-size: 14px;
  color: var(--color-text-light);
}

/* ============================================================
   Complete page
   ============================================================ */
.complete-list-section {
  margin-bottom: 40px;
}

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

.complete-card {
  display: flex;
  flex-direction: column;
}

.card-cover {
  overflow: hidden;
}

.card-cover img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.complete-card:hover .card-cover img {
  transform: scale(1.03);
}

.card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-primary);
}

.card-genre {
  font-size: 13px;
  color: var(--color-accent);
  margin-bottom: 8px;
  font-weight: 500;
}

.card-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 14px;
  flex: 1;
}

.card-status {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
}

.status-badge {
  display: inline-block;
  background-color: var(--color-secondary);
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 12px;
}

.chapter-count {
  font-size: 13px;
  color: var(--color-muted);
  font-family: var(--font-mono);
}

.complete-featured-section {
  background-color: var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 36px;
  margin-bottom: 40px;
}

.complete-featured-section .section-title {
  color: #ffffff;
}

.complete-featured-section .section-desc {
  color: #a8a8c0;
}

.featured-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.featured-item {
  display: flex;
  gap: 20px;
  background-color: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: background-color var(--transition-fast);
}

.featured-item:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.featured-cover {
  flex-shrink: 0;
}

.featured-cover img {
  width: 120px;
  height: 160px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

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

.featured-title {
  font-size: 18px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 6px;
}

.featured-meta {
  font-size: 13px;
  color: var(--color-accent);
  margin-bottom: 10px;
}

.featured-desc {
  font-size: 14px;
  color: #b8b8d0;
  line-height: 1.7;
  margin-bottom: 10px;
}

.featured-note {
  font-size: 13px;
  color: #8a8aa8;
  line-height: 1.6;
}

.complete-tips-section {
  margin-bottom: 40px;
}

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

.tip-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--color-accent);
}

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

.tip-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
}

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

.related-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

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

.related-icon {
  font-size: 24px;
  margin-bottom: 6px;
}

.related-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
}

.related-desc {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ============================================================
   Rank page
   ============================================================ */
.rank-list-section {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 40px;
}

.rank-list-section .rank-list {
  gap: 12px;
}

.rank-list-section .rank-item {
  padding: 14px 18px;
}

.rank-list-section .rank-item .rank-number {
  font-size: 22px;
}

.rank-item .rank-cover {
  width: 56px;
  height: 72px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

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

.rank-item .rank-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-item .rank-meta {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 2px;
}

.rank-item .rank-desc {
  font-size: 13px;
  color: var(--color-muted);
  line-height: 1.6;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-item .rank-heat {
  font-size: 14px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-weight: 600;
  white-space: nowrap;
}

.trending-section {
  margin-bottom: 40px;
}

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

.trending-card {
  display: flex;
  flex-direction: column;
}

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

.trending-info {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.trending-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-primary);
}

.trending-meta {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 8px;
}

.trending-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 12px;
  flex: 1;
}

.trending-up {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-accent);
  background-color: rgba(233, 69, 96, 0.1);
  padding: 4px 10px;
  border-radius: 12px;
  align-self: flex-start;
}

.rank-note {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.note-content {
  max-width: 860px;
}

.note-content p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 12px;
}

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

/* ============================================================
   404 page
   ============================================================ */
.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 80px;
  padding-bottom: 80px;
}

.error-content {
  text-align: center;
  max-width: 560px;
}

.error-code {
  font-family: var(--font-mono);
  font-size: 96px;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 16px;
}

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

.error-desc {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 28px;
  line-height: 1.7;
}

.error-btn {
  display: inline-block;
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 12px 32px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 32px;
  transition: background-color var(--transition-fast);
}

.error-btn:hover {
  background-color: var(--color-secondary);
  color: #ffffff;
}

.error-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.error-links a {
  font-size: 14px;
  color: var(--color-secondary);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 2px;
}

.error-links a:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* ============================================================
   Scroll reveal animation (progressive enhancement only)
   ============================================================ */
.section-block,
.guide-section,
.category-list-section,
.complete-list-section,
.rank-list-section,
.serial-recommend-section,
.guide-entry-section,
.complete-featured-section,
.complete-tips-section,
.trending-section,
.rank-note {
  animation: fadeInUp 0.5s ease both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Ensure content visible without animation */
@media (prefers-reduced-motion: reduce) {
  .section-block,
  .guide-section,
  .category-list-section,
  .complete-list-section,
  .rank-list-section,
  .serial-recommend-section,
  .guide-entry-section,
  .complete-featured-section,
  .complete-tips-section,
  .trending-section,
  .rank-note {
    animation: none;
  }
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .hero-section {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 36px;
  }

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

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

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

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

  .guide-step-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }

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

  .footer-shell {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .header-shell {
    height: 56px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background-color: var(--color-primary);
    box-shadow: var(--shadow-md);
  }

  .site-nav .nav-list {
    display: none;
    flex-direction: column;
    padding: 12px 24px 20px;
    gap: 4px;
  }

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

  .nav-list li a {
    padding: 12px 16px;
    font-size: 16px;
  }

  .hero-section {
    padding: 28px 20px;
    gap: 24px;
  }

  .hero-title {
    font-size: 26px;
  }

  .hero-lead {
    font-size: 15px;
  }

  .hero-steps {
    flex-direction: column;
    gap: 10px;
  }

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

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

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

  .categories-nav {
    padding: 20px;
  }

  .category-tag-list {
    gap: 8px;
  }

  .category-tag {
    padding: 8px 14px;
    font-size: 13px;
  }

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

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

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

  .guide-card {
    padding: 20px;
  }

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

  .category-card-media img {
    height: 160px;
  }

  .category-guide-section {
    padding: 20px;
  }

  .guide-section {
    padding: 20px;
  }

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

  .update-list-section {
    padding: 20px;
  }

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

  .recommend-card img {
    height: 180px;
  }

  .guide-links {
    grid-template-columns: 1fr;
    gap: 12px;
  }

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

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

  .complete-featured-section {
    padding: 24px 20px;
  }

  .featured-item {
    flex-direction: column;
    gap: 14px;
  }

  .featured-cover img {
    width: 100%;
    height: 180px;
  }

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

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

  .rank-list-section {
    padding: 20px;
  }

  .rank-item {
    flex-wrap: wrap;
    gap: 12px;
  }

  .rank-item .rank-desc {
    display: none;
  }

  .rank-item .rank-info {
    min-width: 0;
  }

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

  .trending-card .trending-cover {
    height: 160px;
  }

  .rank-note {
    padding: 20px;
  }

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

  .page-title {
    font-size: 26px;
  }

  .section-title {
    font-size: 22px;
  }

  .error-code {
    font-size: 72px;
  }

  .error-links {
    gap: 16px;
  }

  .site-main {
    padding-top: 24px;
    padding-bottom: 40px;
  }

  .header-shell,
  .footer-shell,
  .site-main {
    padding-left: 16px;
    padding-right: 16px;
  }
}

@media (max-width: 390px) {
  .brand-logo {
    font-size: 18px;
  }

  .hero-title {
    font-size: 22px;
  }

  .hero-cta {
    padding: 10px 20px;
    font-size: 15px;
    width: 100%;
    text-align: center;
  }

  .step-item {
    font-size: 13px;
    padding: 6px 12px;
  }

  .update-item {
    gap: 10px;
    padding: 8px 10px;
  }

  .update-item img {
    width: 48px;
    height: 64px;
  }

  .update-item .update-time {
    font-size: 12px;
  }

  .rank-item .rank-number {
    font-size: 18px;
    width: 32px;
  }

  .rank-item img {
    width: 40px;
    height: 54px;
  }

  .rank-item .rank-heat {
    font-size: 13px;
  }

  .breadcrumb {
    font-size: 13px;
  }

  .page-description {
    font-size: 15px;
  }
}