/* ==========================================================================
   yy漫画首页登录入口在线登陆 - 全站样式表
   工艺品牌风：温暖米色背景，深棕文字，强调材质细节与编号系统
   ========================================================================== */

/* ==========================================================================
   Base / 基础样式
   ========================================================================== */

:root {
  --color-bg: #F5F0E8;
  --color-text: #3E2F1C;
  --color-primary: #8B6F47;
  --color-accent: #C9A87C;
  --color-card: #FFFFFF;
  --color-border: #E5DCCB;
  --color-text-light: #7A6B52;
  --color-white: #FFFFFF;
  --color-dark: #2C2213;

  --font-title: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;

  --container-width: 1200px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;

  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 64px;

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.75;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-title);
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-text);
}

h1 {
  font-size: 32px;
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 18px;
}

h4 {
  font-size: 16px;
}

p {
  margin-bottom: var(--space-sm);
}

strong {
  font-weight: 700;
}

/* ==========================================================================
   Layout / 布局骨架
   ========================================================================== */

.site-header {
  background-color: var(--color-card);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: var(--space-md);
}

.brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-name {
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  align-items: center;
  gap: 6px;
  color: var(--color-text);
}

.nav-toggle-icon {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-text);
  position: relative;
  transition: background-color var(--transition-fast);
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background-color: var(--color-text);
  transition: transform var(--transition-fast);
}

.nav-toggle-icon::before {
  top: -6px;
}

.nav-toggle-icon::after {
  top: 6px;
}

.nav-toggle-text {
  font-size: 13px;
  font-weight: 500;
}

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

.nav-list li {
  position: relative;
}

.nav-list li a {
  display: block;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

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

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

.site-main {
  min-height: 60vh;
}

.site-main.inner-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md) var(--space-xl);
}

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

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

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

.breadcrumb-sep {
  margin: 0 8px;
  color: var(--color-accent);
}

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

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

.page-title {
  font-size: 30px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.page-description {
  font-size: 15px;
  color: var(--color-text-light);
  max-width: 760px;
  line-height: 1.7;
}

/* 区块标题 */
.section-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-md);
  position: relative;
  padding-left: 14px;
}

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

/* 页脚 */
.site-footer {
  background-color: var(--color-card);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-xl);
}

.footer-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md) var(--space-md);
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: var(--space-lg);
}

.footer-brand .footer-tagline {
  font-family: var(--font-title);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.footer-brand .footer-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 0;
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  font-family: var(--font-body);
}

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

.footer-col ul li a {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

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

.footer-copyright {
  grid-column: 1 / -1;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-sm);
  margin-top: var(--space-sm);
}

.footer-copyright p {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 0;
  text-align: center;
}

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

/* 按钮 */
.btn {
  display: inline-block;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  text-align: center;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  line-height: 1.4;
}

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

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

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

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

/* 更多链接 */
.more-link {
  display: inline-block;
  margin-top: var(--space-md);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast);
}

.more-link:hover {
  border-bottom-color: var(--color-primary);
}

/* 滚动出现动画（增强，不影响初始可见性） */
@keyframes fadeInUp {
  from {
    opacity: 0.6;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  animation: fadeInUp 0.5s ease both;
}

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

/* Hero 双通道首屏 */
.hero-section {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--space-xl) var(--space-md) var(--space-lg);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-lg);
  align-items: center;
}

.hero-copy {
  padding-right: var(--space-md);
}

.hero-title {
  font-size: 34px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
  margin-bottom: var(--space-md);
}

.hero-lead {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.hero-figure {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(62, 47, 28, 0.1);
}

.hero-figure img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}

/* 分类导航带 */
.category-strip {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
}

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

.tag {
  display: inline-block;
  padding: 10px 24px;
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

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

/* 最近更新 */
.latest-updates {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
}

.update-group {
  margin-bottom: var(--space-lg);
}

.update-date {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.update-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
}

.update-item {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.update-item:hover {
  box-shadow: 0 4px 12px rgba(62, 47, 28, 0.08);
  transform: translateY(-2px);
}

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

.update-info {
  padding: 12px;
}

.update-title {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

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

/* 人气榜单预览 */
.ranking-preview {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
}

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

.ranking-item {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  border: 1px solid var(--color-border);
  position: relative;
  transition: box-shadow var(--transition-fast);
}

.ranking-item:hover {
  box-shadow: 0 4px 12px rgba(62, 47, 28, 0.08);
}

.rank-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  height: 28px;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
}

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

.ranking-item img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
}

.rank-info {
  padding-top: 4px;
}

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

.rank-reason {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.5;
  margin-bottom: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 阅读指南入口 */
.guide-entry {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md) var(--space-xl);
}

.guide-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.guide-card {
  background-color: var(--color-card);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.guide-card:hover {
  box-shadow: 0 4px 16px rgba(62, 47, 28, 0.08);
  transform: translateY(-2px);
}

.guide-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}

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

.card-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast);
}

.card-link:hover {
  border-bottom-color: var(--color-primary);
}

/* ==========================================================================
   Pages / 内页 - 题材分类
   ========================================================================== */

.category-grid {
  margin-bottom: var(--space-xl);
}

.category-grid-wrapper {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.category-card {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
  display: block;
}

.category-card:hover {
  box-shadow: 0 4px 16px rgba(62, 47, 28, 0.08);
  transform: translateY(-2px);
}

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

.category-card-body {
  padding: var(--space-sm) var(--space-md) var(--space-md);
}

.category-card-body h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}

.category-card-body p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 0;
}

/* 分类说明 */
.category-notes {
  margin-bottom: var(--space-lg);
}

.notes-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.note-item {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  border: 1px solid var(--color-border);
}

.note-item h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}

.note-item p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 0;
}

.notes-more {
  margin-top: var(--space-md);
  font-size: 14px;
  color: var(--color-text-light);
}

.notes-more a {
  margin: 0 4px;
}

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

.page-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.guide-sidebar {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  position: sticky;
  top: 84px;
}

.guide-sidebar h2 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}

.guide-toc {
  margin-bottom: var(--space-md);
}

.guide-toc li {
  margin-bottom: 4px;
}

.guide-toc li a {
  display: block;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.guide-toc li a:hover {
  background-color: var(--color-bg);
  color: var(--color-primary);
}

.sidebar-link {
  display: block;
  padding: 10px 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  background-color: var(--color-bg);
  border-radius: var(--radius-sm);
  text-align: center;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.sidebar-link:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

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

.guide-section {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-md);
}

.guide-section h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}

.guide-section h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}

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

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

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

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

.link-pair {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: 12px;
}

.inline-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 2px;
  transition: border-color var(--transition-fast);
}

.inline-link:hover {
  border-bottom-color: var(--color-primary);
}

/* 追更小贴士 */
.tip-list {
  margin: var(--space-sm) 0;
  padding-left: 0;
}

.tip-list li {
  position: relative;
  padding: 10px 0 10px 28px;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  border-bottom: 1px solid var(--color-border);
}

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

.tip-list li::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 18px;
  width: 6px;
  height: 6px;
  background-color: var(--color-accent);
  border-radius: 50%;
}

.tip-list li strong {
  color: var(--color-text);
  font-weight: 600;
}

/* FAQ */
.guide-faq {
  margin-top: var(--space-md);
}

.guide-faq details {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  overflow: hidden;
}

.guide-faq summary {
  padding: 14px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
  position: relative;
  transition: background-color var(--transition-fast);
}

.guide-faq summary:hover {
  background-color: var(--color-bg);
}

.guide-faq summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 18px;
  color: var(--color-primary);
  transition: transform var(--transition-fast);
}

.guide-faq details[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}

.guide-faq details p {
  padding: 0 18px 14px;
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 0;
}

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

.update-list {
  margin-bottom: var(--space-xl);
}

.update-group {
  margin-bottom: var(--space-lg);
}

.update-date {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.update-items {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.update-item {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: box-shadow var(--transition-fast);
}

.update-item:hover {
  box-shadow: 0 4px 12px rgba(62, 47, 28, 0.08);
}

.update-item .item-cover {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.item-info {
  padding: 12px;
}

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

.item-status {
  font-size: 13px;
  color: var(--color-text-light);
}

/* 日期分组说明 */
.date-group-note {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-xl);
}

.date-group-note p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 0;
}

.date-group-note a {
  margin: 0 4px;
}

/* 相关栏目 */
.related-links {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  border: 1px solid var(--color-border);
}

.related-links ul li {
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
}

.related-links ul li:last-child {
  border-bottom: none;
}

.related-links ul li a {
  font-size: 14px;
  color: var(--color-primary);
}

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

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

.ranking-list-section {
  margin-bottom: var(--space-xl);
}

.section-intro {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: var(--space-md);
  max-width: 700px;
}

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

.ranking-item {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  border: 1px solid var(--color-border);
  display: grid;
  grid-template-columns: 48px 120px 1fr;
  gap: var(--space-sm);
  align-items: center;
  transition: box-shadow var(--transition-fast);
}

.ranking-item:hover {
  box-shadow: 0 4px 12px rgba(62, 47, 28, 0.08);
}

.rank-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-size: 16px;
  font-weight: 700;
  border-radius: var(--radius-sm);
}

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

.rank-cover img {
  width: 120px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

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

.rank-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}

.rank-tags {
  font-size: 13px;
  color: var(--color-accent);
  margin-bottom: 6px;
}

.rank-reason {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 0;
}

.rank-reason strong {
  color: var(--color-text);
  font-weight: 600;
}

/* 榜单理由区块 */
.ranking-reasons-section {
  margin-bottom: var(--space-xl);
}

.reasons-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

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

.reason-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}

.reason-card p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 0;
}

.more-tips {
  margin-top: var(--space-md);
  font-size: 14px;
  color: var(--color-text-light);
}

.more-tips a {
  margin: 0 4px;
}

/* 相关阅读 */
.ranking-related {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  border: 1px solid var(--color-border);
}

.ranking-related h2 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}

.ranking-related ul li {
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
}

.ranking-related ul li:last-child {
  border-bottom: none;
}

.ranking-related ul li a {
  font-size: 14px;
  color: var(--color-primary);
}

.ranking-related ul li a:hover {
  color: var(--color-accent);
}

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

.content-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--space-lg);
  align-items: start;
}

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

.content-section {
  background-color: var(--color-card);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-md);
}

.content-section h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}

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

.method-list {
  margin-top: var(--space-sm);
}

.method-list li {
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}

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

.method-list li h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}

.method-list li p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 0;
}

.content-media {
  margin: var(--space-md) 0;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.content-media img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.content-media figcaption {
  font-size: 13px;
  color: var(--color-text-light);
  text-align: center;
  padding: 10px;
  background-color: var(--color-bg);
}

/* 侧栏 */
.sidebar-area {
  min-width: 0;
}

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

.sidebar-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-links li {
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
}

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

.sidebar-links li a {
  font-size: 14px;
  color: var(--color-primary);
}

.sidebar-links li a:hover {
  color: var(--color-accent);
}

/* 追更进度演示 */
.progress-demo {
  margin-top: var(--space-sm);
}

.progress-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.progress-slider {
  width: 100%;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  background-color: var(--color-bg);
  border-radius: 3px;
  outline: none;
}

.progress-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  background-color: var(--color-primary);
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid var(--color-white);
  box-shadow: 0 2px 6px rgba(62, 47, 28, 0.2);
}

.progress-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  background-color: var(--color-primary);
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid var(--color-white);
  box-shadow: 0 2px 6px rgba(62, 47, 28, 0.2);
}

/* 工具卡片 */
.tool-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.tool-card {
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  text-align: center;
}

.tool-card h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}

.tool-card p {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 0;
}

.demo-note {
  font-size: 13px;
  color: var(--color-text-light);
  margin-top: var(--space-sm);
  padding: 10px;
  background-color: var(--color-bg);
  border-radius: var(--radius-sm);
}

/* 文章配图 */
.article-figure {
  margin: var(--space-md) 0;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.article-figure .feature-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.article-figure figcaption {
  font-size: 13px;
  color: var(--color-text-light);
  text-align: center;
  padding: 10px;
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

/* ==========================================================================
   Pages / 404
   ========================================================================== */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: var(--space-lg) var(--space-md);
}

.error-panel {
  background-color: var(--color-card);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-lg);
  border: 1px solid var(--color-border);
  text-align: center;
  max-width: 480px;
  width: 100%;
}

.error-code {
  font-family: var(--font-title);
  font-size: 64px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.error-panel h1 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

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

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

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

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

/* 桌面大屏 */
@media (min-width: 1200px) {
  .header-inner,
  .hero-section,
  .category-strip,
  .latest-updates,
  .ranking-preview,
  .guide-entry,
  .site-main.inner-main {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }
}

/* 平板及以下 */
@media (max-width: 1024px) {
  .update-list {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

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

  .page-layout {
    grid-template-columns: 220px 1fr;
    gap: var(--space-md);
  }

  .content-layout {
    grid-template-columns: 1fr 260px;
    gap: var(--space-md);
  }
}

/* 手机断点 */
@media (max-width: 768px) {
  html {
    font-size: 15px;
  }

  h1 {
    font-size: 26px;
  }

  h2 {
    font-size: 20px;
  }

  .header-inner {
    min-height: 56px;
    padding: 0 var(--space-sm);
  }

  .brand-name {
    font-size: 17px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-list {
    display: none;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background-color: var(--color-card);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-xs) 0;
    box-shadow: 0 4px 12px rgba(62, 47, 28, 0.08);
    z-index: 99;
  }

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

  .nav-list li a {
    padding: 12px var(--space-md);
    border-radius: 0;
    font-size: 15px;
  }

  .nav-list li a.is-current {
    background-color: var(--color-bg);
    border-left: 3px solid var(--color-primary);
  }

  .site-nav {
    position: relative;
  }

  /* Hero */
  .hero-section {
    grid-template-columns: 1fr;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-sm) var(--space-md);
  }

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

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

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

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

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

  /* 区块 */
  .category-strip,
  .latest-updates,
  .ranking-preview,
  .guide-entry {
    padding: var(--space-md) var(--space-sm);
  }

  .category-tags {
    gap: 8px;
  }

  .tag {
    padding: 8px 16px;
    font-size: 13px;
  }

  .update-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

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

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

  .ranking-item {
    grid-template-columns: 36px 80px 1fr;
    padding: 10px;
  }

  .ranking-item img {
    height: 80px;
  }

  .guide-cards {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

  .guide-card {
    padding: var(--space-md);
  }

  /* 内页 */
  .site-main.inner-main {
    padding: var(--space-md) var(--space-sm) var(--space-lg);
  }

  .page-header {
    margin-bottom: var(--space-md);
  }

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

  .category-grid-wrapper {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

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

  .notes-list {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

  .page-layout {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .guide-sidebar {
    position: static;
    margin-bottom: var(--space-md);
  }

  .guide-toc {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
  }

  .guide-section {
    padding: var(--space-md);
  }

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

  .update-items {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .update-item .item-cover {
    height: 160px;
  }

  .reasons-grid {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }

  .content-layout {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .content-section {
    padding: var(--space-md);
  }

  .content-media img {
    height: 180px;
  }

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

  .article-figure .feature-image {
    height: 200px;
  }

  .sidebar-area {
    margin-top: var(--space-sm);
  }

  /* 页脚 */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-sm);
  }

  .footer-links {
    flex-direction: column;
    gap: var(--space-md);
  }

  .footer-copyright {
    margin-top: var(--space-xs);
  }
}

/* 小屏手机 */
@media (max-width: 390px) {
  .update-list {
    grid-template-columns: 1fr;
  }

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

  .ranking-item {
    grid-template-columns: 32px 70px 1fr;
  }

  .ranking-item img {
    height: 70px;
  }

  .guide-toc {
    grid-template-columns: 1fr;
  }

  .error-code {
    font-size: 48px;
  }
}

/* ==========================================================================
   Accessibility / 可访问性
   ========================================================================== */

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}