/* 躺平发育 - 更新日志风格样式 */
/* CSS 变量定义 */
:root {
  --accent-color: #607d8b;
  --accent-light: #90a4ae;
  --accent-dark: #455a64;
  --bg-primary: #f5f7fa;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --text-primary: #263238;
  --text-secondary: #546e7a;
  --text-muted: #78909c;
  --border-color: #e0e6ed;
  --success-color: #4caf50;
  --warning-color: #ff9800;
  --error-color: #f44336;
  --info-color: #2196f3;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --max-width: 1200px;
  --header-height: 64px;
}

/* 重置样式 */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

ul {
  list-style: none;
}

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

/* 布局容器 */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* 头部导航 */
.header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-color);
  background: rgba(96, 125, 139, 0.08);
}

.search-box {
  position: relative;
}

.search-input {
  width: 200px;
  padding: 8px 16px 8px 36px;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 0.875rem;
  background: var(--bg-primary);
  transition: all 0.2s ease;
}

.search-input:focus {
  outline: none;
  border-color: var(--accent-color);
  width: 240px;
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* 面包屑导航 */
.breadcrumb {
  padding: 16px 0;
  font-size: 0.875rem;
  color: var(--text-muted);
}

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

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

.breadcrumb-separator {
  margin: 0 8px;
  color: var(--text-muted);
}

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

/* Hero 区域 */
.hero {
  background: linear-gradient(135deg, var(--accent-dark), var(--accent-color));
  color: white;
  padding: 60px 0;
  text-align: center;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.hero-subtitle {
  font-size: 1.125rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
}

.hero-meta {
  margin-top: 24px;
  display: flex;
  justify-content: center;
  gap: 24px;
  font-size: 0.9rem;
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* 版本标签 */
.version-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: "SF Mono", Monaco, monospace;
}

.version-tag.major {
  background: rgba(244, 67, 54, 0.1);
  color: var(--error-color);
}

.version-tag.minor {
  background: rgba(255, 152, 0, 0.1);
  color: var(--warning-color);
}

.version-tag.patch {
  background: rgba(76, 175, 80, 0.1);
  color: var(--success-color);
}

.version-tag.latest {
  background: rgba(33, 150, 243, 0.1);
  color: var(--info-color);
}

/* 变更类型标签 */
.change-type {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.change-type.added {
  background: rgba(76, 175, 80, 0.1);
  color: var(--success-color);
}

.change-type.fixed {
  background: rgba(244, 67, 54, 0.1);
  color: var(--error-color);
}

.change-type.changed {
  background: rgba(255, 152, 0, 0.1);
  color: var(--warning-color);
}

.change-type.improved {
  background: rgba(33, 150, 243, 0.1);
  color: var(--info-color);
}

/* 版本卡片 */
.version-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  overflow: hidden;
  margin-bottom: 24px;
}

.version-card.featured {
  box-shadow: var(--shadow-md);
  border-color: var(--accent-light);
}

.version-header {
  padding: 20px 24px;
  background: linear-gradient(to right, rgba(96, 125, 139, 0.05), transparent);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.version-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.version-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: "SF Mono", Monaco, monospace;
}

.version-date {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.version-body {
  padding: 24px;
}

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

.version-section:last-child {
  margin-bottom: 0;
}

.version-section-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}

.version-changes {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.change-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px;
  background: var(--bg-primary);
  border-radius: var(--radius-sm);
}

.change-content {
  flex: 1;
}

.change-title {
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.change-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* 版本列表 */
.version-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.version-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  transition: all 0.2s ease;
}

.version-item:hover {
  box-shadow: var(--shadow-sm);
  border-color: var(--accent-light);
}

.version-item-info {
  flex: 1;
}

.version-item-title {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.version-item-meta {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.version-item-arrow {
  color: var(--text-muted);
}

/* 筛选器 */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.filter-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-right: 8px;
}

.filter-btn {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.875rem;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

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

/* 文章网格 */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.article-section-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--accent-color);
}

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

.article-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-color);
}

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

.article-bullet {
  color: var(--accent-color);
  font-size: 1.25rem;
  line-height: 1.4;
}

.article-link {
  flex: 1;
  color: var(--text-primary);
  font-size: 0.9rem;
  line-height: 1.5;
}

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

.article-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* 推荐区域 */
.recommend-section {
  background: var(--bg-secondary);
  padding: 40px 0;
  margin-top: 40px;
  border-top: 1px solid var(--border-color);
}

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

.recommend-related {
  grid-column: 1 / -1;
  margin-bottom: 16px;
}

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

.related-tag {
  padding: 8px 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

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

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  padding: 32px 0;
}

.page-btn {
  min-width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.page-btn:hover {
  border-color: var(--accent-color);
  color: var(--accent-color);
}

.page-btn.active {
  background: var(--accent-color);
  color: white;
  border-color: var(--accent-color);
}

.page-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* 页脚 */
.footer {
  background: var(--accent-dark);
  color: rgba(255,255,255,0.8);
  padding: 40px 0 24px;
  margin-top: 60px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: white;
  margin-bottom: 12px;
}

.footer-desc {
  font-size: 0.875rem;
  line-height: 1.6;
  opacity: 0.8;
}

.footer-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: white;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

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

.footer-link {
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
}

.footer-link:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 0.875rem;
  opacity: 0.7;
}

/* 404页面 */
.error-page {
  min-height: calc(100vh - var(--header-height) - 200px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
}

.error-code {
  font-size: 8rem;
  font-weight: 700;
  color: var(--accent-color);
  line-height: 1;
  margin-bottom: 16px;
  opacity: 0.3;
}

.error-title {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.error-desc {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.error-btn {
  padding: 12px 28px;
  background: var(--accent-color);
  color: white;
  border-radius: var(--radius-sm);
  font-weight: 500;
  transition: all 0.2s ease;
}

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

/* 内容详情页 */
.content-header {
  background: var(--bg-secondary);
  padding: 40px 0;
  border-bottom: 1px solid var(--border-color);
}

.content-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.content-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.content-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.content-body {
  padding: 40px 0;
}

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

.content-section-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--border-color);
}

.content-text {
  color: var(--text-secondary);
  line-height: 1.8;
}

.content-text p {
  margin-bottom: 16px;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.feature-item {
  padding: 20px;
  background: var(--bg-primary);
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--accent-color);
}

.feature-title {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.feature-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* 下载按钮 */
.download-section {
  background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
  padding: 32px;
  border-radius: var(--radius-md);
  text-align: center;
  color: white;
}

.download-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.download-desc {
  opacity: 0.9;
  margin-bottom: 20px;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: white;
  color: var(--accent-color);
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: all 0.2s ease;
}

.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--accent-dark);
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .article-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .hero {
    padding: 40px 0;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-meta {
    flex-direction: column;
    gap: 8px;
  }

  .nav {
    display: none;
  }

  .search-box {
    display: none;
  }

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

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

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

  .version-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .filter-bar {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 8px;
  }

  .content-title {
    font-size: 1.5rem;
  }

  .error-code {
    font-size: 5rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .version-body {
    padding: 16px;
  }

  .change-item {
    flex-direction: column;
    gap: 8px;
  }

  .pagination {
    flex-wrap: wrap;
  }
}