/* ==========================================================================
   里番动漫推荐 - 整站样式表
   版本: 1.0
   说明: 本样式表覆盖全站所有页面的结构与组件样式
   ========================================================================== */

/* ==========================================================================
   Base - 基础重置与全局变量
   ========================================================================== */

:root {
  --color-primary: #2c3e50;
  --color-accent: #e74c3c;
  --color-bg: #ecf0f1;
  --color-white: #ffffff;
  --color-text: #2c3e50;
  --color-text-light: #7f8c8d;
  --color-border: #dce1e4;
  --color-hover: #c0392b;
  --color-tag-bg: #fdf0ef;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 8px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.08);
  --container-width: 1200px;
  --header-height: 64px;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
  --font-size-base: 16px;
  --line-height-base: 1.6;
  --transition-base: all 0.2s ease;
}

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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
}

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

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

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

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

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

.site-header {
  background-color: var(--color-white);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
  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;
  justify-content: center;
  flex-shrink: 0;
  line-height: 1.2;
}

.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);
  margin-top: 2px;
}

.site-nav {
  margin-left: auto;
}

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

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

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

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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: var(--transition-base);
}

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

.inner-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px 20px 56px;
}

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

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

.footer-brand .footer-site-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-white);
  display: block;
  margin-bottom: 8px;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.6;
  color: #a0a8b0;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: #bdc3c7;
  font-size: 14px;
  transition: var(--transition-base);
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-info {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  font-size: 13px;
  color: #95a5a6;
}

/* ==========================================================================
   Components - 通用组件
   ========================================================================== */

/* 面包屑 */
.breadcrumb {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

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

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

.breadcrumb-sep {
  color: #bdc3c7;
}

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

/* 页面标题区 */
.page-header {
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.page-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.3;
  margin-bottom: 12px;
}

.page-description {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.6;
  max-width: 720px;
}

.page-description a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* 区块标题 */
.section-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-lead,
.section-desc {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 20px;
  max-width: 640px;
}

.section-head {
  margin-bottom: 24px;
}

.section-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.section-tag {
  display: inline-block;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

/* 更多链接 */
.more-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
  padding: 8px 0;
  margin-top: 16px;
  transition: var(--transition-base);
}

.more-link:hover {
  color: var(--color-hover);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* 时间线 */
.timeline-list {
  position: relative;
}

.timeline-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}

.timeline-item:last-child {
  border-bottom: none;
}

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

/* 文本链接 */
.text-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-accent);
  margin-top: 8px;
}

.text-link:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* 隐藏元素 */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   Pages - 首页
   ========================================================================== */

.site-home .home-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 20px 56px;
}

/* 首屏日程区 */
.hero {
  padding: 40px 0 32px;
}

.hero-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.hero-intro {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.6;
  max-width: 680px;
  margin-bottom: 24px;
}

.hero-media {
  margin-bottom: 24px;
}

.hero-media img {
  width: 100%;
  max-height: 360px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

/* 首页时间线 */
.hero .timeline-list {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-white);
  padding: 8px 24px;
  margin-bottom: 8px;
}

.hero .timeline-item {
  display: flex;
  align-items: center;
  gap: 20px;
}

.item-date {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-accent);
  min-width: 64px;
  flex-shrink: 0;
}

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

.item-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.item-tag {
  display: inline-block;
  font-size: 12px;
  color: var(--color-text-light);
  background-color: var(--color-bg);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

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

/* 分类索引 */
.category-index {
  padding: 32px 0;
}

.alpha-index {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 24px;
}

.alpha-index a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
}

.alpha-index a:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.category-tags .tag {
  display: inline-block;
  padding: 8px 20px;
  font-size: 14px;
  color: var(--color-primary);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

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

/* 首页榜单 */
.home-ranking {
  padding: 32px 0;
}

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

.rank-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: var(--transition-base);
}

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

.rank-number {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-accent);
  min-width: 32px;
  text-align: center;
  flex-shrink: 0;
}

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

.rank-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-reason {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.rank-trend {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-accent);
  margin-top: 4px;
}

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

/* 指南入口 */
.guide-entry {
  padding: 32px 0;
}

.entry-card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

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

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

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

.entry-card p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 12px;
}

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

.card-link:hover {
  color: var(--color-hover);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* 反馈说明 */
.feedback-note {
  padding: 32px 0;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
}

.feedback-note p {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.6;
  max-width: 720px;
}

/* ==========================================================================
   Pages - 分类页
   ========================================================================== */

.genre-index {
  margin-bottom: 40px;
}

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

.index-letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-primary);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
}

.index-letter:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.genre-group {
  margin-bottom: 40px;
}

.genre-group-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-accent);
  margin-bottom: 20px;
}

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

.genre-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
}

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

.genre-card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

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

.genre-card-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.5;
  margin-bottom: 12px;
  flex: 1;
}

.genre-card-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
  align-self: flex-start;
}

.genre-card-link:hover {
  color: var(--color-hover);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.related-links a {
  font-size: 14px;
  color: var(--color-accent);
  padding: 6px 16px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
}

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

.related-desc {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

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

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

.guide-card {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
}

.guide-card-reverse {
  flex-direction: row-reverse;
}

.guide-figure {
  flex: 0 0 280px;
  max-width: 280px;
}

.guide-figure img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.guide-card-body {
  flex: 1;
  min-width: 0;
}

.guide-card-body h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.guide-card-body p {
  font-size: 15px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 16px;
}

.guide-card-body a {
  color: var(--color-accent);
  font-weight: 500;
}

.guide-card-body a:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.guide-nav-section {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
  margin-top: 48px;
}

.guide-nav-section h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.guide-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.guide-nav-links a {
  display: inline-block;
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
}

.guide-nav-links a:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

/* ==========================================================================
   Pages - 追更技巧页
   ========================================================================== */

.tips-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  align-items: start;
}

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

.tips-intro {
  margin-bottom: 32px;
}

.tips-intro p {
  font-size: 16px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 20px;
}

.tips-hero-img {
  margin-bottom: 20px;
}

.tips-hero-img img {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

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

.tips-section h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-accent);
}

.tips-section p {
  font-size: 15px;
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: 16px;
}

.tips-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.sidebar-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 20px;
}

.sidebar-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-links {
  display: flex;
  flex-direction: column;
}

.sidebar-links li + li {
  border-top: 1px solid var(--color-border);
}

.sidebar-links a {
  display: block;
  padding: 10px 0;
  font-size: 14px;
  color: var(--color-text);
  transition: var(--transition-base);
}

.sidebar-links a:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

/* ==========================================================================
   Pages - 最近更新页
   ========================================================================== */

.update-section {
  margin-bottom: 48px;
}

.update-section .timeline-list {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 8px 24px;
}

.update-section .timeline-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 20px 0;
}

.timeline-date {
  min-width: 56px;
  text-align: center;
  flex-shrink: 0;
  padding-top: 4px;
}

.date-day {
  display: block;
  font-size: 28px;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1.1;
}

.date-month {
  display: block;
  font-size: 13px;
  color: var(--color-text-light);
  margin-top: 4px;
}

.timeline-card {
  display: flex;
  gap: 20px;
  flex: 1;
  min-width: 0;
}

.timeline-cover {
  width: 96px;
  height: 128px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

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

.timeline-info h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}

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

.timeline-desc {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-entry {
  margin-top: 48px;
}

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

.entry-grid .entry-card {
  display: block;
  padding: 20px;
}

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

.entry-grid .entry-desc {
  display: block;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* ==========================================================================
   Pages - 人气榜单页
   ========================================================================== */

.ranking-section {
  margin-bottom: 48px;
}

.ranking-list {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 8px 24px;
}

.ranking-item {
  border-bottom: 1px solid var(--color-border);
}

.ranking-item:last-child {
  border-bottom: none;
}

.ranking-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 0;
}

.ranking-badge {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-light);
  min-width: 32px;
  text-align: center;
}

.ranking-badge.top-1 {
  color: #f39c12;
}

.ranking-badge.top-2 {
  color: #95a5a6;
}

.ranking-badge.top-3 {
  color: #cd6133;
}

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

.ranking-cover img {
  width: 72px;
  height: 96px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

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

.ranking-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.ranking-tags {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.ranking-reason {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ranking-trend {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  margin-top: 4px;
  flex-shrink: 0;
}

.ranking-trend.up {
  color: var(--color-accent);
}

.ranking-trend.down {
  color: #3498db;
}

.ranking-trend.stay {
  color: var(--color-text-light);
}

/* 编辑推荐 */
.editor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.editor-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: var(--transition-base);
}

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

.editor-cover img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

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

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

.editor-desc {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.5;
}

/* 上升最快 */
.rising-list {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 8px 24px;
}

.rising-item {
  border-bottom: 1px solid var(--color-border);
}

.rising-item:last-child {
  border-bottom: none;
}

.rising-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 0;
}

.rising-rank {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-accent);
  min-width: 32px;
  text-align: center;
}

.rising-cover img {
  width: 56px;
  height: 72px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

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

.rising-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.rising-tags {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.rising-desc {
  font-size: 14px;
  color: var(--color-text);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 榜单说明 */
.ranking-note {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
}

.note-content p {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 12px;
}

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

/* ==========================================================================
   Pages - 404 页面
   ========================================================================== */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 40px 20px;
}

.error-panel {
  text-align: center;
  max-width: 560px;
  width: 100%;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 48px 32px;
}

.error-title {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 16px;
}

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

.error-action {
  display: inline-block;
  margin-top: 24px;
  padding: 12px 32px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-white);
  background-color: var(--color-accent);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
}

.error-action:hover {
  background-color: var(--color-hover);
  color: var(--color-white);
}

.error-suggest {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

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

.error-suggest a {
  display: inline-block;
  margin: 0 8px;
  font-size: 14px;
  color: var(--color-accent);
  padding: 8px 16px;
  background-color: var(--color-bg);
  border-radius: var(--radius-sm);
  transition: var(--transition-base);
}

.error-suggest a:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
}

/* ==========================================================================
   Responsive - 响应式
   ========================================================================== */

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

  .site-nav {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--color-white);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
    border-top: 1px solid var(--color-border);
  }

  .nav-list {
    display: none;
    flex-direction: column;
    padding: 12px 20px;
    gap: 0;
  }

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

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

  .nav-list li a {
    padding: 12px 8px;
    font-size: 15px;
    border-radius: var(--radius-sm);
  }

  .nav-list li + li {
    border-top: 1px solid var(--color-border);
  }

  /* 页头 */
  .header-inner {
    position: relative;
    flex-wrap: wrap;
  }

  .brand-slogan {
    display: none;
  }

  /* 首页 */
  .site-home .home-main {
    padding: 0 16px 40px;
  }

  .hero {
    padding: 24px 0;
  }

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

  .hero .timeline-list {
    padding: 8px 16px;
  }

  .hero .timeline-item {
    gap: 12px;
  }

  .item-date {
    min-width: 48px;
    font-size: 13px;
  }

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

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

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

  .category-tags {
    gap: 8px;
  }

  .category-tags .tag {
    padding: 6px 14px;
    font-size: 13px;
  }

  .alpha-index a {
    width: 28px;
    height: 28px;
    font-size: 13px;
  }

  /* 内页通用 */
  .inner-main {
    padding: 20px 16px 40px;
  }

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

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

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

  /* 分类页 */
  .genre-card-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .genre-card {
    padding: 12px;
  }

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

  /* 指南页 */
  .guide-card {
    flex-direction: column;
    padding: 20px;
    gap: 16px;
  }

  .guide-card-reverse {
    flex-direction: column;
  }

  .guide-figure {
    flex: none;
    max-width: 100%;
    width: 100%;
  }

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

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

  /* 技巧页 */
  .tips-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .tips-sidebar {
    position: static;
  }

  /* 最近更新 */
  .update-section .timeline-list {
    padding: 8px 16px;
  }

  .update-section .timeline-item {
    gap: 12px;
  }

  .timeline-card {
    flex-direction: column;
    gap: 12px;
  }

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

  .timeline-date {
    min-width: 44px;
  }

  .date-day {
    font-size: 22px;
  }

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

  /* 榜单页 */
  .ranking-list {
    padding: 8px 16px;
  }

  .ranking-card {
    gap: 12px;
  }

  .ranking-cover img {
    width: 56px;
    height: 72px;
  }

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

  .rising-list {
    padding: 8px 16px;
  }

  .rising-card {
    gap: 12px;
  }

  .rising-cover img {
    width: 48px;
    height: 64px;
  }

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

  .footer-info {
    flex-direction: column;
    gap: 4px;
  }

  /* 404 */
  .error-panel {
    padding: 32px 20px;
  }

  .error-title {
    font-size: 36px;
  }

  .error-suggest a {
    display: block;
    margin: 8px 0;
  }
}

@media (max-width: 480px) {
  .genre-card-list {
    grid-template-columns: 1fr;
  }

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

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

  .hero .timeline-list {
    padding: 8px 12px;
  }

  .hero .timeline-item {
    flex-wrap: wrap;
  }

  .hero .timeline-item img {
    display: none;
  }

  .item-info {
    flex: 1;
  }

  .timeline-card {
    flex-direction: row;
  }

  .timeline-cover {
    width: 72px;
    height: 96px;
  }

  .section-heading {
    flex-wrap: wrap;
  }
}