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

html {
  overflow-x: hidden;
  width: 100%;
}

/* 全局变量 - 粉白底黑字风格 */
:root {
  --main-color: #ED145B; /* 粉色强调色 */
  --text-color: #212226; /* 黑色文字 */
  --bg-color: #ffffff;   /* 白色背景 */
  --card-bg: #ffffff;   /* 白色卡片背景 */
  --header-bg: #ffffff; /* 白色头部 */
  --header-text: #212226; /* 黑色头部文字 */
  --sidebar-bg: #ffffff; /* 白色侧边栏 */
  --footer-bg: #ffffff; /* 白色底部 */
  --footer-text: #666666; /* 灰色底部文字 */
  --border-color: #e0e0e0; /* 浅灰色边框 */
  --hover-color: #ED145B; /* 粉色 hover */
  --category-hover: #fff5f8; /* 分类hover背景 */
}

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  padding-left: 0;
  overflow-x: hidden;
  width: 100%;
}

/* PC端左侧栏布局 */
@media (min-width: 769px) {
  body {
    padding-left: 240px;
  }
}


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

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

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

/* 左侧分类导航栏 */
.nav-sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: 240px;
  height: 100vh;
  background-color: var(--sidebar-bg);
  border-right: 1px solid var(--border-color);
  overflow-y: auto;
  z-index: 100;
  padding-top: 70px;
  display: none;
}

@media (min-width: 769px) {
  .nav-sidebar {
    display: block;
  }
}

.sidebar-categories {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar-categories li {
  margin: 0;
}

.sidebar-categories a {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  color: var(--text-color);
  font-size: 15px;
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}

.sidebar-categories a:hover {
  background-color: var(--category-hover);
  color: var(--main-color);
  border-left-color: var(--main-color);
}

.sidebar-category-icon {
  width: 22px;
  height: 22px;
  margin-right: 14px;
  opacity: 0.75;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.sidebar-categories a:hover .sidebar-category-icon {
  opacity: 1;
  transform: scale(1.1);
  color: var(--main-color);
}

/* 移动端侧边栏切换 */
@media (max-width: 768px) {
  .nav-sidebar {
    display: block !important;
    transform: translateX(-100%);
    transition: transform 0.3s ease, opacity 0.3s ease;
    padding-top: 70px;
    z-index: 100;
    opacity: 1;
  }
  
  .nav-sidebar.active {
    transform: translateX(0);
  }
  
  .sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 99;
    touch-action: manipulation;
  }
  
  .sidebar-overlay.active {
    display: block;
  }
  
  /* 确保菜单按钮在移动端始终可见且可点击 */
  .menu-toggle-mobile {
    z-index: 102 !important;
    position: relative;
    display: flex !important;
  }
}

/* 头部导航 */
.page-header {
  background-color: var(--header-bg);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  padding: 12px 0;
  position: sticky;
  top: 0;
  z-index: 98;
  border-bottom: 1px solid var(--border-color);
}

@media (min-width: 769px) {
  .page-header {
    padding-left: 0;
  }
}

.page-header .content-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.header-left {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  flex: 1;
  gap: 20px;
}

.logo-container {
  font-size: 22px;
  font-weight: bold;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--main-color);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.logo-link:hover {
  opacity: 0.8;
}

.logo-icon {
  width: 32px;
  height: 32px;
  color: var(--main-color);
}

.logo-text {
  font-size: 22px;
  font-weight: bold;
}

/* 搜索栏样式 */
.header-search-container {
  flex: 1;
  max-width: 600px;
}

.header-search-form {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 15px;
  width: 18px;
  height: 18px;
  color: #999999;
  pointer-events: none;
  z-index: 1;
}

.header-search-input {
  width: 100%;
  padding: 10px 15px 10px 45px;
  font-size: 15px;
  background-color: #f5f5f5;
  border: 1px solid var(--border-color);
  border-radius: 24px;
  color: var(--text-color);
  transition: all 0.2s ease;
  outline: none;
}

.header-search-input:focus {
  background-color: #ffffff;
  border-color: var(--main-color);
  box-shadow: 0 0 0 3px rgba(237, 20, 91, 0.1);
}

.header-search-input::placeholder {
  color: #999999;
}

/* 头部右侧图标 */
.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 50%;
  color: var(--text-color);
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.header-icon-btn svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
}

.header-icon-btn:hover {
  background-color: var(--category-hover);
  color: var(--main-color);
}

.header-icon-btn:active {
  transform: scale(0.95);
}

/* 移动端菜单按钮（在header中） */
.menu-toggle-mobile {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  color: var(--text-color);
  transition: all 0.2s ease;
  position: relative;
  z-index: 101;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

@media (max-width: 768px) {
  .menu-toggle-mobile {
    display: flex;
  }
}

.menu-toggle-mobile:hover,
.menu-toggle-mobile:active {
  background-color: var(--category-hover);
  color: var(--main-color);
}

.menu-toggle-mobile.active {
  background-color: transparent;
  color: var(--main-color);
}

.menu-toggle-mobile svg {
  width: 24px;
  height: 24px;
  pointer-events: none;
}

/* 搜索模态框 */
.search-popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.search-popup.active {
  display: flex;
}

.search-form {
  width: 100%;
  max-width: 600px;
  padding: 20px;
}

.search-form input {
  width: 100%;
  padding: 15px;
  font-size: 18px;
  background-color: #ffffff;
  border: 2px solid var(--border-color);
  border-radius: 5px;
  color: var(--text-color);
}

.search-form input:focus {
  outline: none;
  border-color: var(--main-color);
}

.search-close {
  position: absolute;
  top: 20px;
  right: 30px;
  font-size: 30px;
  color: var(--header-text);
  cursor: pointer;
}

/* 主内容区 */
.page-main {
  padding: 30px 0;
}

@media (min-width: 769px) {
  .page-main {
    padding-left: 0;
  }
}

/* ==================== 视频卡片布局 ==================== */
/* 容器基础设置 */
.content-wrapper {
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* PC端容器宽度 */
@media (min-width: 769px) {
  .content-wrapper {
    max-width: 1200px;
  }
}

/* 视频卡片网格布局 */
.media-grid {
  display: grid;
  gap: 15px;
  margin: 30px 0;
  width: 100%;
  box-sizing: border-box;
}

/* PC端：固定4列布局 */
@media (min-width: 769px) {
  .page-main .media-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
  }
}

/* 中等屏幕：3列布局 */
@media (max-width: 992px) and (min-width: 769px) {
  .page-main .media-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
  }
}

/* 移动端：2列布局 */
@media (max-width: 768px) {
  .media-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }
}

/* 相关视频区域：PC端固定4列（仅在post页面） */
.similar-content {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.similar-content .media-grid {
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
  width: 100%;
  box-sizing: border-box;
}

@media (max-width: 1200px) {
  .similar-content .media-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
  }
}

@media (max-width: 992px) {
  .similar-content .media-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
  }
}

@media (max-width: 768px) {
  .similar-content .media-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
}

/* 单个卡片样式 */
.media-card {
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--border-color);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
  width: 100%;
  box-sizing: border-box;
}

.media-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 16px rgba(237, 20, 91, 0.15);
  border-color: var(--main-color);
}

/* 卡片缩略图容器 */
.media-thumb {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 56.25%; /* 16:9 比例 */
  overflow: hidden;
  background-color: #f5f5f5;
  display: block;
}

/* 卡片图片 */
.media-thumb img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
  display: block;
}

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

/* 卡片标题 */
.media-title {
  padding: 12px;
  font-size: 15px;
  font-weight: 500;
  min-height: 65px;
  height: auto;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  color: var(--text-color);
  box-sizing: border-box;
}

.media-title a {
  color: var(--text-color);
  text-decoration: none;
  display: block;
}

.media-title a:hover {
  color: var(--main-color);
}

/* 视频播放器 */
.video-wrapper {
  width: 100%;
  margin: 0 auto 15px auto;
  display: block;
}

.video-container {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 比例 */
  height: 0;
  overflow: hidden;
  max-width: 100%;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.video-js {
  width: 100% !important;
  height: 100% !important;
  position: absolute;
  top: 0;
  left: 0;
}

.video-js .vjs-control-bar {
  background-color: rgba(0, 0, 0, 0.8);
  border-radius: 0 0 6px 6px;
}

.video-js .vjs-play-progress {
  background-color: var(--main-color);
}

.video-js .vjs-slider-bar {
  background-color: rgba(255, 255, 255, 0.5);
}

.video-js .vjs-load-progress div {
  background-color: rgba(255, 255, 255, 0.2);
}

@media (hover: none) and (pointer: coarse) {
  .video-js .vjs-big-play-button {
    font-size: 3em;
    border-radius: 50%;
    width: 2em;
    height: 2em;
    line-height: 2em;
    border: none;
    background-color: rgba(237, 20, 91, 0.9);
  }
}

.portrait-mode .video-container {
  padding-bottom: 177.78%; /* 9:16比例，适合竖屏视频 */
  background-color: #000;
  border: 1px solid var(--border-color);
  box-shadow: 0 2px 15px rgba(0,0,0,0.1);
}

.portrait-mode .video-wrapper {
  width: 65%;
  margin: 0 auto;
  max-width: 500px;
}

@media (min-width: 769px) {
  .portrait-video .video-container {
    padding-bottom: 0 !important;
    background-color: #000;
    overflow: visible;
    margin: 0 auto;
    transition: height 0.3s ease, width 0.3s ease;
  }
  
  .portrait-video .video-js {
    position: relative !important;
    object-fit: contain;
    transition: all 0.3s ease;
  }
  
  .portrait-video .video-js .vjs-control-bar {
    position: absolute !important;
    bottom: 0 !important;
    width: 100% !important;
  }
  
  .video-container {
    transition: padding-bottom 0.3s ease, height 0.3s ease, width 0.3s ease;
  }
  
  .video-js,
  .video-js video {
    transition: width 0.3s ease, height 0.3s ease, object-fit 0.3s ease;
  }
}

.portrait-mode .video-js .vjs-big-play-button {
  transform: scale(1.2);
}

.portrait-mode .video-js .vjs-control-bar {
  height: 4em !important;
  padding: 0 8px;
}

.portrait-mode .video-js .vjs-button > .vjs-icon-placeholder:before {
  font-size: 2em;
  line-height: 2;
}

.portrait-mode .video-js .vjs-big-play-button {
  top: 45%;
}

.portrait-mode .video-js .vjs-progress-control {
  min-width: 6em;
}

.portrait-mode .video-js .vjs-progress-holder {
  height: 0.5em;
}

.portrait-mode .video-js .vjs-progress-control:hover .vjs-progress-holder {
  font-size: 2em;
}

@media (max-width: 1200px) and (min-width: 769px) {
  .portrait-video .video-container {
    max-width: 70vw;
  }
}

@media (max-width: 992px) and (min-width: 769px) {
  .portrait-video .video-container {
    max-width: 75vw;
  }
}

@media (max-width: 768px) {
  .portrait-mode .video-wrapper {
    width: 80%;
  }
  .portrait-mode .video-js .vjs-control-bar {
    height: 5em !important;
  }
}

@media (max-width: 576px) {
  .portrait-mode .video-wrapper {
    width: 85%;
  }
}

@media (max-width: 480px) {
  .portrait-mode .video-wrapper {
    width: 98%;
    max-width: none;
  }
  .portrait-mode .video-js .vjs-control-bar {
    height: 5.5em !important;
  }
}

.video-player-container {
  margin: 20px 0 30px;
  background-color: var(--card-bg);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--border-color);
}

.video-player {
  width: 100%;
  aspect-ratio: 16/9;
}

.video-info {
  padding: 20px;
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-top: none;
}

.video-title {
  font-size: 24px;
  margin-bottom: 15px;
  font-weight: 500;
  line-height: 1.3;
  color: var(--text-color);
}

.video-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  color: #666666;
  font-size: 14px;
  margin-bottom: 10px;
}

.video-meta .category {
  margin-right: 15px;
}

.video-meta a {
  color: #666666;
}

.video-meta a:hover {
  color: var(--main-color);
}

.video-notes {
  padding: 10px;
  background-color: #f9f9f9;
  color: var(--text-color);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  margin-top: 10px;
  font-size: 14px;
}

/* 相关视频 */
.related-videos {
  margin: 30px 0;
}

.section-title {
  font-size: 20px;
  margin-bottom: 20px;
  font-weight: 500;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--border-color);
  color: var(--text-color);
}

/* 分页导航 */
.ct-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 30px 0;
  flex-wrap: wrap;
}

.page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  margin: 0 5px 10px;
  padding: 0 10px;
  background-color: #ffffff;
  color: var(--text-color);
  border-radius: 5px;
  font-size: 15px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  transition: all 0.2s ease;
  border: 1px solid var(--border-color);
}

.page-numbers.current {
  background-color: var(--main-color);
  color: #ffffff;
  border-color: var(--main-color);
}

.page-numbers:hover:not(.current) {
  background-color: var(--category-hover);
  color: var(--main-color);
  border-color: var(--main-color);
}

.page-numbers.dots {
  background: none;
  box-shadow: none;
  color: var(--text-color);
  border: none;
}

/* 页脚 */
.page-footer {
  background-color: var(--footer-bg);
  padding: 30px 0;
  margin-top: 50px;
  color: var(--footer-text);
  text-align: center;
  border-top: 1px solid var(--border-color);
}

@media (min-width: 769px) {
  .page-footer {
    padding-left: 0;
  }
}

.page-footer .content-wrapper {
  max-width: 800px;
}

.site-info {
  font-size: 14px;
  line-height: 1.7;
}

.site-info p {
  margin-bottom: 5px;
  color: var(--footer-text);
}

/* 无结果 */
.no-results {
  text-align: center;
  padding: 30px;
  background-color: var(--card-bg);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

/* ==================== 响应式布局优化 ==================== */
@media (max-width: 992px) {
  .video-title {
    font-size: 22px;
  }
}

@media (max-width: 768px) {
  body.has-sidebar {
    padding-left: 0;
  }
  
  .page-header {
    padding-left: 0;
  }
  
  .page-main {
    padding-left: 0;
  }
  
  .page-footer {
    padding-left: 0;
  }
  
  .page-header .content-wrapper {
    flex-wrap: wrap;
    gap: 10px;
  }
  
  .header-left {
    flex: 1 1 100%;
    order: 1;
    gap: 10px;
  }
  
  .logo-container {
    margin-right: 0;
  }
  
  .logo-text {
    font-size: 18px;
  }
  
  .logo-icon {
    width: 28px;
    height: 28px;
  }
  
  .header-search-container {
    flex: 1;
    max-width: none;
  }
  
  .header-right {
    order: 2;
    gap: 8px;
  }
  
  .header-icon-btn {
    width: 36px;
    height: 36px;
  }
  
  .header-icon-btn svg {
    width: 20px;
    height: 20px;
  }
  
  .menu-toggle-mobile {
    order: 3;
    flex-shrink: 0;
    z-index: 9999 !important;
    position: relative;
    display: flex !important;
  }
  
  .media-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
  }
  
  .media-title {
    height: 53px;
    font-size: 14px;
  }
  
  .video-title {
    font-size: 20px;
  }
  
  .refresh-btn {
    padding: 6px 10px;
    font-size: 14px;
    margin-left: 6px;
  }
}

@media (max-width: 576px) {
  .media-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .ct-pagination .ct-hidden-sm {
    display: none;
  }
}

/* 卡片分类标签 */
.card-category {
  position: absolute;
  bottom: 0;
  left: 0;
  background-color: rgba(237, 20, 91, 0.9);
  color: #ffffff;
  padding: 3px 8px;
  font-size: 12px;
  z-index: 5;
  border-top-right-radius: 4px;
}


/* 分类列表 */
.categories-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 15px;
  margin-top: 20px;
}

.category-item {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 5px;
  padding: 12px 15px;
  font-size: 1rem;
  color: var(--text-color);
  transition: all 0.3s ease;
  text-decoration: none;
  font-weight: 500;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.category-item:hover {
  background-color: var(--category-hover);
  border-color: var(--main-color);
  color: var(--main-color);
}

.category-count {
  margin-left: 10px;
  font-size: 0.9em;
  color: #888888;
  opacity: 0.9;
}

.category-item:hover .category-count {
  color: var(--main-color);
}

@media (max-width: 768px) {
  .categories-list {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  }

  .category-item {
    padding: 10px 12px;
    font-size: 0.95rem;
  }

  .category-count {
    margin-left: 8px;
  }
}

.refresh-btn {
  background-color: var(--card-bg);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  cursor: pointer;
  font-size: 15px;
  padding: 8px 12px;
  border-radius: 4px;
  margin-left: 8px;
  display: inline-flex;
  align-items: center;
  transition: all 0.2s;
}

.refresh-btn:hover {
  background-color: var(--category-hover);
  border-color: var(--main-color);
  color: var(--main-color);
}

.refresh-btn svg {
  display: block;
}