/* 电影取景地旅游 - 电子书风格样式 */
/* 查询关键词: 电影取景地旅游 www.dengshanlv.cn 提供基于电影拍摄地的旅游路线规划 结合电影文化与景点导航 为用户打造沉浸式影视旅游体验 */

/* ===== 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: 0 2px 8px rgba(62, 39, 35, 0.1);
  --shadow-hover: 0 4px 16px rgba(62, 39, 35, 0.15);
  --radius: 8px;
  --radius-lg: 12px;
  --max-width: 1200px;
  --header-height: 64px;
}

/* ===== 重置与基础 ===== */
*, *::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", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.8;
  color: var(--text-primary);
  background-color: var(--bg-primary);
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.3s 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 24px;
}

/* ===== 页头 ===== */
.header {
  background: var(--bg-card);
  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: 12px;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-light));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.25rem;
}

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

.nav a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: all 0.3s 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: 24px;
  padding: 8px 16px;
  width: 240px;
}

.search-box input {
  border: none;
  background: none;
  outline: none;
  flex: 1;
  font-size: 0.9rem;
  color: var(--text-primary);
}

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

.search-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1rem;
}

/* ===== Hero 区域 ===== */
.hero {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  padding: 80px 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;
  letter-spacing: -0.5px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 32px;
}

.hero-cta {
  display: inline-flex;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 24px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
}

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

.btn-primary:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-secondary {
  background: transparent;
  color: var(--accent-color);
  border: 2px solid var(--accent-color);
}

.btn-secondary:hover {
  background: var(--accent-color);
  color: #fff;
}

/* ===== 区块标题 ===== */
.section {
  padding: 64px 0;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 12px;
}

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

.view-more {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.view-more:hover {
  color: var(--accent-color);
}

/* ===== 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 {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.card-image {
  aspect-ratio: 16 / 10;
  background: var(--bg-secondary);
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.card:hover .card-image img {
  transform: scale(1.05);
}

.card-body {
  padding: 20px;
}

.card-tag {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--accent-color);
  background: rgba(121, 85, 72, 0.1);
  padding: 4px 10px;
  border-radius: 12px;
  margin-bottom: 10px;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-meta {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 12px;
}

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

/* ===== 分类标签 ===== */
.category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.category-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: all 0.3s ease;
}

.category-tag:hover {
  border-color: var(--accent-color);
  background: rgba(121, 85, 72, 0.05);
}

.category-tag-icon {
  width: 36px;
  height: 36px;
  background: var(--bg-secondary);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.category-tag-name {
  font-weight: 500;
  color: var(--text-primary);
}

.category-tag-count {
  font-size: 0.8rem;
  color: var(--text-muted);
}

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

.list-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  transition: background 0.3s ease;
}

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

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

.list-item-number {
  width: 32px;
  height: 32px;
  background: var(--bg-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  flex-shrink: 0;
}

.list-item-number.top {
  background: var(--accent-color);
  color: #fff;
}

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

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

.list-item-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-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border-color);
}

/* ===== 面包屑 ===== */
.breadcrumb {
  padding: 16px 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

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

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

.breadcrumb-separator {
  margin: 0 8px;
}

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

/* ===== 分类页头部 ===== */
.category-header {
  background: var(--bg-secondary);
  padding: 48px 0;
  border-bottom: 1px solid var(--border-color);
}

.category-header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
}

.category-header-image {
  width: 160px;
  height: 160px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  flex-shrink: 0;
}

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

.category-header-info h1 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.category-header-info p {
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.category-stats {
  display: flex;
  gap: 24px;
}

.category-stat {
  text-align: center;
}

.category-stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-color);
}

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

/* ===== 筛选排序 ===== */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 24px;
}

.filter-options {
  display: flex;
  gap: 8px;
}

.filter-btn {
  padding: 8px 16px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  border-radius: 20px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
}

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

.filter-result {
  font-size: 0.9rem;
  color: var(--text-muted);
}

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

.page-btn {
  min-width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
}

.page-btn:hover,
.page-btn.active {
  background: var(--accent-color);
  color: #fff;
  border-color: var(--accent-color);
}

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

/* ===== 文章页布局 ===== */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
  padding: 32px 0;
}

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

.article-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 32px);
  height: fit-content;
}

/* ===== 文章内容 ===== */
.article-header {
  margin-bottom: 32px;
}

.article-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.9rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

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

.article-cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 32px;
}

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

.article-content {
  font-size: 1.05rem;
  line-height: 2;
  color: var(--text-primary);
}

.article-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 40px 0 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border-color);
}

.article-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 32px 0 16px;
}

.article-content p {
  margin-bottom: 20px;
}

.article-content ul,
.article-content ol {
  margin-bottom: 20px;
  padding-left: 24px;
}

.article-content ul {
  list-style: disc;
}

.article-content ol {
  list-style: decimal;
}

.article-content li {
  margin-bottom: 8px;
}

.article-content img {
  border-radius: var(--radius);
  margin: 24px 0;
}

.article-content blockquote {
  border-left: 4px solid var(--accent-color);
  padding: 16px 20px;
  background: var(--bg-secondary);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 24px 0;
  font-style: italic;
  color: var(--text-secondary);
}

/* ===== 目录侧边栏 ===== */
.toc {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.toc-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.toc-list {
  font-size: 0.9rem;
}

.toc-list li {
  margin-bottom: 8px;
}

.toc-list a {
  color: var(--text-secondary);
  display: block;
  padding: 6px 0;
  transition: all 0.3s ease;
}

.toc-list a:hover {
  color: var(--accent-color);
  padding-left: 8px;
}

.toc-list .toc-h2 {
  font-weight: 500;
}

.toc-list .toc-h3 {
  padding-left: 16px;
  font-size: 0.85rem;
}

/* ===== 信息卡片 ===== */
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 20px;
}

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

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 0.9rem;
}

.info-item:last-child {
  margin-bottom: 0;
}

.info-item-icon {
  width: 20px;
  height: 20px;
  color: var(--accent-color);
  flex-shrink: 0;
}

.info-item-label {
  color: var(--text-muted);
  min-width: 60px;
}

.info-item-value {
  color: var(--text-primary);
  flex: 1;
}

/* ===== 标签云 ===== */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-block;
  padding: 6px 14px;
  background: var(--bg-secondary);
  border-radius: 16px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}

.tag:hover {
  background: var(--accent-color);
  color: #fff;
}

/* ===== 404页面 ===== */
.error-page {
  min-height: calc(100vh - var(--header-height) - 300px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 64px 24px;
}

.error-code {
  font-size: 8rem;
  font-weight: 700;
  color: var(--accent-color);
  line-height: 1;
  margin-bottom: 16px;
  opacity: 0.8;
}

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

.error-message {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 400px;
}

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

/* ===== 页脚 ===== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 48px 0 24px;
}

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

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

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

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

.footer-bottom a {
  color: var(--text-muted);
}

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

  .article-sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .toc {
    display: none;
  }

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

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

  .nav {
    display: none;
  }

  .search-box {
    width: 160px;
  }

  .hero {
    padding: 48px 0;
  }

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

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

  .hero-cta {
    flex-direction: column;
    width: 100%;
    padding: 0 24px;
  }

  .btn {
    width: 100%;
  }

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

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

  .category-header-inner {
    flex-direction: column;
    text-align: center;
  }

  .category-header-image {
    width: 120px;
    height: 120px;
  }

  .category-stats {
    justify-content: center;
  }

  .filter-bar {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }

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

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

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

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

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

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

  .section {
    padding: 40px 0;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}