/* 多肉植物 - 访谈问答风格样式 */
/* CSS 变量定义 */
:root {
  --accent-color: #795548;
  --accent-light: #8d6e63;
  --accent-dark: #5d4037;
  --bg-primary: #faf8f5;
  --bg-secondary: #f5f0eb;
  --bg-card: #ffffff;
  --text-primary: #3e2723;
  --text-secondary: #6d4c41;
  --text-muted: #8d6e63;
  --border-color: #d7ccc8;
  --shadow-sm: 0 2px 4px rgba(121, 85, 72, 0.08);
  --shadow-md: 0 4px 12px rgba(121, 85, 72, 0.12);
  --shadow-lg: 0 8px 24px rgba(121, 85, 72, 0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --max-width: 1200px;
  --header-height: 64px;
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--bg-primary);
}

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

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

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

ul, ol {
  list-style: none;
}

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

/* 页头样式 */
.header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.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: 1.1rem;
}

.nav {
  display: flex;
  gap: 32px;
}

.nav a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
}

.nav a:hover,
.nav a.active {
  color: var(--accent-color);
  border-bottom-color: var(--accent-color);
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 8px 16px;
  gap: 8px;
  border: 1px solid var(--border-color);
}

.search-box input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 0.9rem;
  width: 180px;
  color: var(--text-primary);
}

.search-box input::placeholder {
  color: var(--text-muted);
}

/* 面包屑导航 */
.breadcrumb {
  padding: 16px 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

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

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

.breadcrumb span {
  margin: 0 8px;
  color: var(--border-color);
}

/* Hero 区域 */
.hero {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  padding: 60px 0;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
  line-height: 1.3;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 32px;
}

.hero-tags {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all 0.2s ease;
}

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

/* 内容区域 */
.main {
  padding: 40px 0;
}

.section {
  margin-bottom: 48px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-title::before {
  content: '';
  width: 4px;
  height: 24px;
  background: var(--accent-color);
  border-radius: 2px;
}

.view-more {
  font-size: 0.9rem;
  color: var(--accent-color);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* 卡片网格 */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

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

.card-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* 卡片样式 */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

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

.card-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-body {
  padding: 20px;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.card-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* 访谈卡片特殊样式 */
.interview-card {
  display: flex;
  flex-direction: column;
}

.interview-card .card-image {
  position: relative;
}

.interview-duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(0, 0, 0, 0.7);
  color: white;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
}

.interview-guest {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.guest-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--accent-color);
  border: 2px solid var(--border-color);
}

.guest-info {
  flex: 1;
}

.guest-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.guest-title {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* 分类卡片 */
.category-card {
  text-align: center;
  padding: 32px 24px;
  cursor: pointer;
}

.category-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  transition: all 0.3s ease;
}

.category-card:hover .category-icon {
  background: var(--accent-color);
  color: white;
  transform: scale(1.05);
}

.category-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.category-count {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 列表样式 */
.list-group {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.list-item {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  transition: background 0.2s ease;
}

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

.list-item:hover {
  background: var(--bg-secondary);
}

.list-number {
  width: 28px;
  height: 28px;
  background: var(--bg-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-color);
  margin-right: 16px;
  flex-shrink: 0;
}

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

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

.list-title {
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.list-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* 三栏布局 */
.three-column {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.column-section {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  padding: 20px;
}

.column-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.column-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.column-item::before {
  content: '•';
  color: var(--accent-color);
  font-weight: bold;
}

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

/* 文章详情页样式 */
.article-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 40px;
}

.article-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  line-height: 1.4;
}

.article-meta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.article-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.article-cover {
  width: 100%;
  max-width: 800px;
  margin: 0 auto 40px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.article-cover img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* 访谈问答区域 */
.qa-section {
  max-width: 800px;
  margin: 0 auto;
}

.qa-intro {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 32px;
  border-left: 4px solid var(--accent-color);
}

.qa-intro-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
}

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

.qa-pair {
  margin-bottom: 32px;
}

.question {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-bottom: 16px;
  position: relative;
}

.question::before {
  content: 'Q';
  position: absolute;
  left: -12px;
  top: 16px;
  width: 24px;
  height: 24px;
  background: var(--accent-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

.question-text {
  font-weight: 600;
  color: var(--text-primary);
  padding-left: 12px;
}

.answer {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-left: 24px;
  position: relative;
}

.answer::before {
  content: 'A';
  position: absolute;
  left: -12px;
  top: 16px;
  width: 24px;
  height: 24px;
  background: var(--accent-light);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

.answer-text {
  color: var(--text-secondary);
  line-height: 1.9;
}

.answer-text p {
  margin-bottom: 12px;
}

.answer-text p:last-child {
  margin-bottom: 0;
}

/* 话题标签 */
.topic-tags {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.topic-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* 时间戳 */
.timestamp {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 12px;
}

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 40px;
}

.page-btn {
  min-width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

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

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

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

/* 相关文章 */
.related-section {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
}

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

.related-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: all 0.2s ease;
}

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

.related-title {
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 8px;
  font-size: 0.95rem;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* 404页面 */
.error-page {
  min-height: 60vh;
  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: 20px;
  opacity: 0.8;
}

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

.error-desc {
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 400px;
}

.error-actions {
  display: flex;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

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

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

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-secondary);
  border-color: var(--accent-color);
  color: var(--accent-color);
}

/* 页脚 */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 40px 0 24px;
  margin-top: 60px;
}

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

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

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.footer-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
}

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

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

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

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .card-grid-4 {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .header-inner {
    flex-wrap: wrap;
  }

  .nav {
    display: none;
  }

  .search-box {
    width: 100%;
    margin-top: 10px;
  }

  .search-box input {
    width: 100%;
  }

  .hero {
    padding: 40px 0;
  }

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

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

  .card-grid,
  .card-grid-3,
  .card-grid-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .three-column {
    grid-template-columns: 1fr;
  }

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

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

  .question::before,
  .answer::before {
    display: none;
  }

  .question-text,
  .answer {
    padding-left: 0;
    margin-left: 0;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .card-grid,
  .card-grid-3,
  .card-grid-4 {
    grid-template-columns: 1fr;
  }

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

  .error-actions {
    flex-direction: column;
    width: 100%;
    padding: 0 20px;
  }

  .btn {
    width: 100%;
  }
}

/* 打印样式 */
@media print {
  .header,
  .footer,
  .breadcrumb,
  .related-section,
  .pagination {
    display: none;
  }

  .main {
    padding: 0;
  }

  .qa-intro,
  .question,
  .answer {
    break-inside: avoid;
  }
}