/* ========== 全局变量与重置 ========== */
:root {
  --primary: #c53030;
  --primary-light: #e53e3e;
  --primary-dark: #9b2c2c;
  --gold: #d69e2e;
  --dark: #1a202c;
  --gray: #4a5568;
  --light-gray: #e2e8f0;
  --bg: #f7fafc;
  --white: #ffffff;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.15);
  --radius: 12px;
  --transition: all 0.3s ease;
}

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

body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--dark);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ========== 首页样式 ========== */
.home-hero {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  /* 左右布局：标题在左，地图在右 */
  display: flex;
  flex-direction: column;
}

/* 首页主体：左右分栏 */
.home-body {
  display: flex;
  flex: 1;
  min-height: 0;
}

/* 左侧标题区 */
.hero-header {
  text-align: left;
  padding: 60px 20px 40px 50px;
  position: relative;
  z-index: 10;
  flex-shrink: 0;
  width: 280px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-header h1 {
  font-size: 3.2rem;
  color: var(--white);
  letter-spacing: 8px;
  text-shadow: 0 2px 20px rgba(197, 48, 48, 0.5);
  margin-bottom: 10px;
}

.hero-header h1 span {
  color: var(--gold);
}

.hero-header p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.1rem;
  letter-spacing: 4px;
}

/* 装饰线条（左对齐） */
.hero-header::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--gold);
  margin: 20px 0 0 0;
  border-radius: 2px;
}

/* 地图容器（右侧放大） */
.map-container {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px 30px;
  min-height: 600px;
  position: relative;
}

#chinaMap {
  width: 100%;
  height: 100%;
  min-height: 700px;
}

/* 自定义悬浮卡片 */
.hover-card {
  position: fixed;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hover);
  padding: 0;
  width: 320px;
  z-index: 1000;
  pointer-events: none;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  overflow: hidden;
}

.hover-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.hover-card-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.hover-card-header .province-name {
  font-size: 1.3rem;
  font-weight: bold;
  letter-spacing: 2px;
}

.hover-card-header .season-badge {
  background: rgba(255, 255, 255, 0.2);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  white-space: nowrap;
}

.hover-card-body {
  padding: 14px 18px;
}

.hover-card-body h4 {
  color: var(--primary);
  font-size: 0.85rem;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hover-card-body h4::before {
  content: '';
  width: 3px;
  height: 14px;
  background: var(--gold);
  border-radius: 2px;
}

.hover-card-body .item-list {
  list-style: none;
  margin-bottom: 10px;
}

.hover-card-body .item-list li {
  font-size: 0.85rem;
  color: var(--gray);
  padding: 2px 0;
}

.hover-card-body .item-list li strong {
  color: var(--dark);
}

.hover-card-footer {
  padding: 8px 18px 14px;
  font-size: 0.8rem;
  color: var(--primary);
  text-align: center;
  border-top: 1px solid var(--light-gray);
  padding-top: 10px;
}

/* 底部说明 */
.hero-footer {
  text-align: center;
  padding: 20px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
  position: relative;
  z-index: 10;
}

/* ========== 省份详情页样式 ========== */
.province-page {
  min-height: 100vh;
  background: var(--bg);
}

/* 返回按钮 */
.back-btn {
  position: fixed;
  top: 20px;
  left: 20px;
  background: var(--white);
  border: none;
  padding: 10px 20px;
  border-radius: 30px;
  box-shadow: var(--shadow);
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--primary);
  z-index: 100;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.back-btn:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateX(-3px);
}

/* 返回按钮中的左箭头图标 */
.back-btn .arrow-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.back-btn .arrow-icon svg {
  width: 16px;
  height: 16px;
}

/* 省份头部横幅 */
.province-hero {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: var(--white);
  padding: 80px 20px 50px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.province-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
}

.province-hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 300px;
  height: 300px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
}

.province-hero h1 {
  font-size: 3rem;
  letter-spacing: 6px;
  margin-bottom: 10px;
  position: relative;
  z-index: 1;
}

.province-hero .subtitle {
  font-size: 1.2rem;
  opacity: 0.9;
  letter-spacing: 3px;
  position: relative;
  z-index: 1;
}

.province-hero .season-info {
  margin-top: 15px;
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  padding: 6px 20px;
  border-radius: 20px;
  font-size: 0.9rem;
  position: relative;
  z-index: 1;
}

/* 左海报 + 右介绍 并排布局 */
.province-overview-split {
  display: flex;
  gap: 16px;
  max-width: 1400px;
  margin: 20px auto;
  padding: 0 20px;
  align-items: flex-start;
}

/* 海报宽度：左右布局时占容器33.26%（当前大小的0.96倍） */
.overview-poster {
  flex: 0 0 33.26%;
}

.overview-poster img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.overview-info {
  flex: 1;
}

.overview-sections {
  background: var(--white);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
}

.overview-title {
  font-size: 1.4rem;
  color: var(--primary);
  margin: 0;
  padding-bottom: 10px;
  border-bottom: 3px solid var(--accent);
}

.overview-section-item:not(:last-child) {
  margin-bottom: 12px;
}

.overview-section-item h3 {
  font-size: 1.05rem;
  color: var(--primary);
  margin: 0 0 6px 0;
  padding-bottom: 4px;
  border-bottom: 2px solid var(--accent);
}

.overview-section-item p {
  color: #444;
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0;
}

/* 竖屏：海报和介绍上下排列 */
@media (max-width: 768px) {
  .province-overview-split {
    flex-direction: column;
    gap: 10px;
  }

  .overview-poster {
    flex: none;
    width: 100%;
    display: flex;
    justify-content: center;
  }

  /* 竖屏海报高度（当前大小的0.96倍） */
  .overview-poster img {
    width: auto;
    height: auto;
    max-height: 47.52vh;
    object-fit: contain;
    border-radius: 0;
    box-shadow: none;
  }

  .overview-info {
    flex: none;
  }

  .overview-sections {
    background: transparent;
    box-shadow: none;
    border-radius: 0;
    padding: 16px 12px;
  }

  .overview-title {
    text-align: center;
  }
}

/* 省份旅游海报（旧版居中布局，保留兼容） */
.province-banner {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  display: flex;
  justify-content: center;
}

.province-banner img {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* 内容区 */
.province-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 20px 40px;
}

/* 页脚版权 */
.province-footer {
  text-align: center;
  padding: 20px;
  font-size: 0.8rem;
  color: #999;
  border-top: 1px solid #eee;
  margin-top: 20px;
}

/* 区块标题 */
.section-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 25px;
  font-size: 1.6rem;
  color: var(--dark);
}

.section-title .icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.section-title.scenery .icon {
  background: linear-gradient(135deg, #48bb78, #38a169);
  color: var(--white);
}

.section-title.food .icon {
  background: linear-gradient(135deg, #ed8936, #dd6b20);
  color: var(--white);
}

.section-title.culture .icon {
  background: linear-gradient(135deg, var(--gold), #b7791f);
  color: var(--white);
}

.section-title span:last-child {
  font-weight: bold;
  letter-spacing: 2px;
}

/* 美景卡片网格 */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-bottom: 50px;
}

.scenery-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.scenery-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.scenery-card-img {
  width: 100%;
  height: 180px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.scenery-card-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  transition: transform 0.3s ease;
  background: #f5f5f0;
}

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

.scenery-card-img .placeholder-icon {
  font-size: 3rem;
  opacity: 0.8;
}

.scenery-card-body {
  padding: 16px 20px;
}

.scenery-card-body h3 {
  font-size: 1.15rem;
  color: var(--dark);
  margin-bottom: 6px;
}

.scenery-card-body p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 1.5;
}

/* 美食卡片 */
.food-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  overflow: hidden;
}

.food-card-img {
  width: 100%;
  height: 160px;
  overflow: hidden;
  background: #f7f7f7;
}

.food-card-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  transition: transform 0.3s ease;
  background: #f5f5f0;
}

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

.food-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.food-card-body {
  padding: 16px 20px;
  border-left: 4px solid var(--gold);
}

.food-card h3 {
  font-size: 1.1rem;
  color: var(--primary);
  margin-bottom: 6px;
}

.food-card p {
  font-size: 0.9rem;
  color: var(--gray);
}

/* 纯文本卡片（无图片模式，如香港/澳门） */
.text-only-card {
  width: 100%;
}

.text-only-card .scenery-card-body,
.text-only-card .food-card-body {
  padding: 24px;
  width: 100%;
}

.text-only-card .scenery-card-body h3,
.text-only-card .food-card-body h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.text-only-card .scenery-card-body p,
.text-only-card .food-card-body p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--gray);
}

/* 文化介绍 */
.culture-box {
  background: var(--white);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

/* 城市攻略（广东专属模板） */
.city-guide-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.city-guide-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow 0.3s ease;
}

.city-guide-card:hover {
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.12);
}

.city-guide-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px 12px;
  border-bottom: 1px solid #f0f0f0;
}

.city-guide-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #d4a017, #f0c040);
  color: #fff;
  font-size: 1.2rem;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.city-guide-title h3 {
  font-size: 1.3rem;
  color: var(--primary);
  margin: 0;
}

.city-guide-rank {
  font-size: 0.85rem;
  color: #999;
  margin-top: 2px;
}

.city-guide-intro {
  padding: 12px 24px;
  color: #555;
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0;
}

.city-guide-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  padding: 0 24px 20px;
}

.city-guide-attractions,
.city-guide-foods {
  padding: 12px 0;
}

.city-guide-attractions {
  padding-right: 20px;
  border-right: 1px solid #f0f0f0;
}

.city-guide-foods {
  padding-left: 20px;
}

.city-guide-attractions h4,
.city-guide-foods h4 {
  font-size: 0.9rem;
  color: var(--primary);
  margin: 0 0 10px 0;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--accent);
}

.city-guide-item {
  margin-bottom: 12px;
}

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

.city-guide-item-name {
  display: block;
  font-weight: 600;
  color: #333;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.city-guide-item-desc {
  display: block;
  color: #666;
  font-size: 0.88rem;
  line-height: 1.6;
}

/* 更多景点/美食标签 */
.city-guide-more {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed #e0e0e0;
}

.city-guide-more h5 {
  font-size: 0.82rem;
  color: #888;
  margin: 0 0 8px 0;
  font-weight: 600;
}

.city-guide-more-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.more-tag {
  display: inline-block;
  padding: 3px 10px;
  font-size: 0.8rem;
  color: #555;
  background: #f0f2f5;
  border-radius: 12px;
  white-space: nowrap;
}

/* 城市攻略标题图标 */
.section-title.city-guide .icon {
  background: linear-gradient(135deg, #667eea, #764ba2);
}

/* 城市攻略导读板块 - 两栏布局 */
.city-guide-summary {
  margin-bottom: 30px;
}

.section-title.city-guide-summary-title .icon {
  background: linear-gradient(135deg, #38b2ac, #319795);
}

.summary-table {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.summary-row {
  display: flex;
  border-bottom: 2px solid #e0e0e0;
}

.summary-row:last-child {
  border-bottom: none;
}

/* 第一栏：分类标签 */
.summary-label {
  flex: 0 0 200px;
  padding: 10px 20px;
  font-weight: 600;
  color: var(--primary);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fafbfc;
  border-right: 1px solid #f0f0f0;
  white-space: nowrap;
  text-align: center;
}

/* 第二栏：城市-景点美食 */
.summary-cities {
  flex: 1;
  padding: 2px 0;
}

/* 每个城市一行 */
.summary-city-row {
  padding: 4px 20px;
  transition: background 0.2s ease;
}

.summary-city-row:hover {
  background: #fafafa;
}

/* 合并后的城市+景点美食文本 */
.summary-city-text {
  font-size: 0.88rem;
  line-height: 1.6;
  color: #555;
}

.summary-city-text strong {
  color: #333;
  font-weight: 600;
}

/* 移动端适配 */
@media (max-width: 768px) {
  .summary-row {
    flex-direction: column;
  }

  .summary-label {
    flex: none;
    padding: 10px 16px;
    border-right: none;
    border-bottom: 1px solid #f0f0f0;
  }

  .summary-city-row {
    padding: 6px 16px;
  }

  .summary-city-text {
    font-size: 0.85rem;
    color: #888;
  }

  /* 竖屏时必游景点和必尝美食改为上下排列 */
  .city-guide-content {
    grid-template-columns: 1fr;
  }
}

.culture-box::before {
  content: '"';
  position: absolute;
  top: 10px;
  right: 30px;
  font-size: 6rem;
  color: var(--light-gray);
  font-family: Georgia, serif;
  line-height: 1;
}

.culture-box p {
  font-size: 1.05rem;
  color: var(--gray);
  line-height: 2;
  position: relative;
  z-index: 1;
}

/* 加载渐变过渡 */
.loader {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #1a1f2e 0%, #0d1117 100%);
  animation: fadeOut 0.4s ease forwards;
}

@keyframes fadeOut {
  0% { opacity: 1; }
  100% { opacity: 0; visibility: hidden; }
}

/* 省份详情页内容渐入：内容插入后添加 page-entering 类触发 */
.province-page .back-btn,
.province-page .province-hero,
.province-page .province-overview-split,
.province-page .province-content,
.province-page .province-footer {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

/* page-entering 类添加后，各区块按顺序渐入 */
.province-page.page-entering .back-btn {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0s;
}

.province-page.page-entering .province-hero {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.08s;
}

.province-page.page-entering .province-overview-split {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.16s;
}

.province-page.page-entering .province-content {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.24s;
}

.province-page.page-entering .province-footer {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.32s;
}

/* 错误页面 */
.error-page {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  text-align: center;
}

.error-page h1 {
  font-size: 3rem;
  color: var(--primary);
  margin-bottom: 15px;
}

.error-page p {
  font-size: 1.1rem;
  color: var(--gray);
  margin-bottom: 25px;
}

.error-page a {
  background: var(--primary);
  color: var(--white);
  padding: 12px 30px;
  border-radius: 30px;
  transition: var(--transition);
}

.error-page a:hover {
  background: var(--primary-dark);
}

/* ========== 响应式 ========== */
@media (max-width: 768px) {
  .home-hero {
    flex-direction: column;
  }

  .home-body {
    flex-direction: column;
  }

  .hero-header {
    text-align: center;
    width: 100%;
    padding: 30px 20px 10px;
    justify-content: flex-start;
  }

  .hero-header::after {
    margin: 15px auto 0;
  }

  .hero-header h1 {
    font-size: 1.8rem;
    letter-spacing: 4px;
  }

  .hero-header p {
    font-size: 0.9rem;
    letter-spacing: 2px;
  }

  #chinaMap {
    height: 500px;
    min-height: auto;
  }

  .hover-card {
    width: 280px;
  }

  .province-hero h1 {
    font-size: 2rem;
    letter-spacing: 3px;
  }

  .province-hero .subtitle {
    font-size: 0.95rem;
    letter-spacing: 1px;
  }

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