/* 全局样式重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
/* HTML根元素样式 */
html {
  /* 控制移动端文本大小调整，确保各浏览器兼容性 */
  -webkit-text-size-adjust: 100%;
  /* Safari兼容性 */
  -ms-text-size-adjust: 100%;
  /* IE/旧版Edge兼容性 */
  text-size-adjust: 100%;
}
/* 引入颜色主题系统 */
/* 所有颜色变量现在定义在 color-schemes.css 中 */
/* 页面基础样式 */
body {
  font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  line-height: 1.6;
  color: var(--dark-color);
  background: linear-gradient(135deg, var(--light-color) 0%, var(--light-color-secondary) 100%);
  min-height: 100vh;
  overflow-x: hidden;
}
ul {
  list-style: none;
}
a {
  color: var(--dark-color);
  text-decoration: none;
}
a:hover {
  text-shadow: 0 0 5px 2px rgba(var(--dark-color), 0.3);
}
/* =============================================
   菜单防闪烁关键CSS - 新增
   ============================================= */
/* 初始状态：完全隐藏所有PHP生成的菜单激活状态 */
.pc-menu {
  /* 隐藏所有非JavaScript控制的激活状态 */
  /* JavaScript控制的激活状态 */
}
.pc-menu.menu-initializing .nav-item.active,
.pc-menu.menu-initializing .nav-link.active,
.pc-menu.menu-initializing .current-menu-item,
.pc-menu.menu-initializing .current_page_item,
.pc-menu.menu-initializing .current-menu-ancestor,
.pc-menu.menu-initializing .current-page-ancestor {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}
.pc-menu.menu-initializing .nav-item.active::after,
.pc-menu.menu-initializing .nav-link.active::after,
.pc-menu.menu-initializing .current-menu-item::after,
.pc-menu.menu-initializing .current_page_item::after,
.pc-menu.menu-initializing .current-menu-ancestor::after,
.pc-menu.menu-initializing .current-page-ancestor::after {
  width: 0 !important;
  transition: none !important;
}
.pc-menu.menu-initializing .nav-item.active a,
.pc-menu.menu-initializing .nav-link.active a,
.pc-menu.menu-initializing .current-menu-item a,
.pc-menu.menu-initializing .current_page_item a,
.pc-menu.menu-initializing .current-menu-ancestor a,
.pc-menu.menu-initializing .current-page-ancestor a {
  color: var(--dark-color) !important;
}
.pc-menu .nav-item.active:not(.js-active),
.pc-menu .nav-link.active:not(.js-active),
.pc-menu .current-menu-item:not(.js-active),
.pc-menu .current_page_item:not(.js-active) {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}
.pc-menu .nav-item.active:not(.js-active)::after,
.pc-menu .nav-link.active:not(.js-active)::after,
.pc-menu .current-menu-item:not(.js-active)::after,
.pc-menu .current_page_item:not(.js-active)::after {
  width: 0 !important;
  transition: none !important;
}
.pc-menu .nav-item.active:not(.js-active) a,
.pc-menu .nav-link.active:not(.js-active) a,
.pc-menu .current-menu-item:not(.js-active) a,
.pc-menu .current_page_item:not(.js-active) a {
  color: var(--dark-color) !important;
}
.pc-menu .nav-item.js-active,
.pc-menu .nav-link.js-active {
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto !important;
}
.pc-menu .nav-item.js-active::after,
.pc-menu .nav-link.js-active::after {
  width: 100% !important;
}
.pc-menu .nav-item.js-active a,
.pc-menu .nav-link.js-active a {
  color: var(--primary-dark) !important;
}
/* 过渡效果优化 */
.pc-menu .nav-item,
.pc-menu .nav-link {
  transition: opacity 0.3s ease 0.1s, color 0.3s ease 0.1s, visibility 0.3s ease 0.1s;
  /* 初始化期间禁用过渡 */
}
.menu-initializing .pc-menu .nav-item,
.menu-initializing .pc-menu .nav-link {
  transition: none !important;
}
.featured-card,
.review-card,
.book-card,
.author-card {
  z-index: 3;
  position: relative;
}
.featured-card::before,
.review-card::before,
.book-card::before,
.author-card::before {
  content: "";
  height: 100%;
  width: 100%;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  border-radius: var(--border-radius);
  transition: all 1s ease-in-out;
  z-index: -1;
  animation: hover-effect 2s linear infinite alternate;
}
.featured-card:hover::before,
.review-card:hover::before,
.book-card:hover::before,
.author-card:hover::before {
  opacity: 1;
}
@keyframes hover-effect {
  0% {
    box-shadow: 0 0 10px 2px rgba(var(--accent-color-rgb), 0.4);
    /* 柔和的黄色光晕 */
  }
  25% {
    box-shadow: 0 0 15px 4px rgba(var(--accent-color-rgb), 0.5);
    /* 增强黄色 */
  }
  50% {
    box-shadow: 0 0 20px 6px rgba(var(--primary-color-rgb), 0.4);
    /* 过渡到紫色 */
  }
  75% {
    box-shadow: 0 0 25px 4px rgba(var(--primary-color-rgb), 0.5);
    /* 增强紫色 */
  }
  100% {
    box-shadow: 0 0 30px 2px rgba(var(--primary-color-rgb), 0.4);
    /* 最大紫色光晕 */
  }
}
.fas,
.far {
  color: var(--secondary-color);
}
#wpadminbar .quicklinks > ul > li > a {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
#wpadminbar .quicklinks > ul > li > a .img-box {
  background-color: transparent;
  border-radius: var(--border-radius);
  overflow: hidden;
}
/* 容器样式版心居中 */
.wrapper {
  max-width: 1980px;
  width: 100%;
  margin: 0 auto;
  padding: 0 1rem;
}
/* 图片基础样式 */
img {
  max-width: 100%;
  height: auto;
  display: block;
}
/* 图片容器样式 - 用于保持布局稳定 */
.img-box {
  width: 100%;
  height: 100%;
  position: relative;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  background-color: var(--light-color);
}
.img-box.img-loading::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--light-color);
  background-image: linear-gradient(90deg, var(--light-color) 25%, var(--border-color) 50%, var(--light-color) 75%);
  background-size: 200% 100%;
  animation: placeholder-loading 1.5s infinite;
}
.img-box.img-loading::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
  animation: placeholder-shine 1.5s infinite;
}
.img-box.img-loading img {
  opacity: 0;
}
.img-box.img-loaded::before,
.img-box.img-loaded::after {
  display: none;
}
.img-box.img-loaded img {
  opacity: 1;
}
.img-box img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}
/* 占位符加载动画 */
@keyframes placeholder-loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}
@keyframes placeholder-shine {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}
#content-wrapper {
  padding-top: 60px;
  margin-bottom: 2rem;
  transition: margin-top 0.3s ease;
}
/* 导航栏样式 */
.header {
  width: 100%;
  background-color: var(--light-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  transition: top 0.3s ease, transform 0.3s ease-in-out;
  /* 隐藏式导航栏状态 */
  /* 显示式导航栏状态 */
}
.header.hide {
  transform: translateY(-100%);
}
.header.show {
  transform: translateY(0);
}
.navbar {
  width: 100%;
  height: 60px;
  line-height: 60px;
  padding: 0 1rem;
  display: flex;
  gap: 30px;
  justify-content: space-between;
  align-items: center;
  /* 移除overflow: hidden，防止菜单被裁剪 */
  overflow: visible;
  background-color: rgba(255, 255, 255, 0.95);
  -webkit-backdrop-filter: blur(10px);
  /* Safari兼容性 */
  backdrop-filter: blur(10px);
  z-index: 100;
  transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}
.navbar .nav-toggle {
  display: flex;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--dark-color);
  padding: 0.5rem;
  border-radius: var(--border-radius-sm);
  transition: all 0.3s ease;
  z-index: 101;
  position: relative;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
}
.navbar .nav-toggle:hover {
  /* 添加缩放效果 */
  transform: scale(1.2);
}
.navbar .nav-toggle:focus {
  outline: 2px solid #666;
  outline-offset: 2px;
}
.navbar .nav-logo {
  height: 100%;
}
.navbar .nav-logo a {
  display: flex;
  align-items: center;
  gap: 12px;
}
.navbar .nav-logo .img-box {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  position: relative;
  overflow: hidden;
}
.navbar .nav-logo .img-box img {
  transition: var(--transition);
}
.navbar .nav-logo .img-box img:hover {
  transform: rotate(10deg) scale(1.1);
}
@supports (aspect-ratio: 1/1) {
  .navbar .nav-logo .img-box {
    aspect-ratio: 1/1;
    height: auto;
  }
  .navbar .nav-logo .img-box::before {
    display: none;
  }
  .navbar .nav-logo .img-box img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}
@supports not (aspect-ratio: 1/1) {
  .navbar .nav-logo .img-box::before {
    content: "";
    display: block;
    padding-bottom: 100%;
  }
  .navbar .nav-logo .img-box img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}
.navbar .site-title {
  font-size: 1.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}
.navbar .nav-menu {
  height: 100%;
  line-height: 8vh;
  list-style: none;
  display: none;
  gap: 1rem;
}
.navbar .nav-menu .fas {
  color: var(--dark-color);
}
.navbar .nav-menu .pc-menu .pc-menu-links {
  display: flex;
  flex-direction: row;
  align-items: center;
  height: 100%;
  gap: 1rem;
  padding: 0;
  margin: 0;
  list-style: none;
}
.navbar .nav-menu .pc-menu .pc-menu-links .nav-item {
  display: flex;
  align-items: center;
  height: 100%;
  margin: 0;
  width: auto;
  position: relative;
}
.navbar .nav-menu .pc-menu .pc-menu-links .nav-item::after {
  content: "";
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 0;
  height: 3px;
  border-radius: var(--border-radius);
  background-image: linear-gradient(to right, var(--primary-color), var(--accent-color));
  transition: var(--transition);
}
.navbar .nav-menu .pc-menu .pc-menu-links .nav-item:hover {
  background: transparent;
  color: var(--primary-dark);
  transform: none;
}
.navbar .nav-menu .pc-menu .pc-menu-links .nav-item:hover::after {
  width: 100%;
}
.navbar .nav-menu .pc-menu .pc-menu-links .nav-item:hover a {
  color: var(--primary-dark);
}
.navbar .nav-menu .pc-menu .pc-menu-links .nav-item.js-active {
  background: transparent;
  color: var(--primary-dark);
  transform: none;
}
.navbar .nav-menu .pc-menu .pc-menu-links .nav-item.js-active::after {
  width: 100%;
}
.navbar .nav-menu .pc-menu .pc-menu-links .nav-item.js-active a {
  color: var(--primary-dark);
}
.navbar .nav-menu .pc-menu .pc-menu-links .nav-item.active:not(.js-active)::after {
  width: 0 !important;
  transition: none !important;
}
.navbar .nav-menu .pc-menu .pc-menu-links .nav-item.active:not(.js-active) a {
  color: var(--dark-color) !important;
}
.navbar .nav-menu .pc-menu .pc-menu-links .nav-item .nav-link {
  height: 100%;
  width: auto;
  padding: 0 5px;
  display: flex;
  align-items: center;
  position: relative;
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: 600;
  background: transparent;
  border-radius: 0;
  color: var(--dark-color);
  transition: var(--transition);
}
.navbar .nav-menu.active {
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 8vh;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.98);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  padding: 1rem;
  z-index: 101;
  animation: menuSlideIn 0.3s ease-out;
  height: calc(100vh - 8vh);
  max-height: calc(100vh - 8vh);
  overflow-y: auto;
  overflow-x: hidden;
  line-height: normal;
}
.navbar .nav-menu.active .pc-menu {
  display: none;
}
.navbar .nav-menu.active .mobile-menu {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.navbar .nav-menu.active .mobile-menu .menu-section {
  background: var(--light-color);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}
.navbar .nav-menu.active .mobile-menu .menu-section:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}
.navbar .nav-menu.active .mobile-menu .menu-section-title {
  margin: 0 0 1rem 0;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark-color);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.navbar .nav-menu.active .mobile-menu .menu-section-title i {
  color: var(--primary-color);
  font-size: 1.4rem;
}
.navbar .nav-menu.active .mobile-menu .menu-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.navbar .nav-menu.active .mobile-menu .menu-links .nav-item {
  margin-bottom: 0.5rem;
}
.navbar .nav-menu.active .mobile-menu .menu-links .nav-item:last-child {
  margin-bottom: 0;
}
.navbar .nav-menu.active .mobile-menu .menu-links .nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: white;
  border-radius: var(--border-radius-sm);
  color: var(--dark-color);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}
.navbar .nav-menu.active .mobile-menu .menu-links .nav-link:hover {
  background: var(--primary-color);
  color: white;
  transform: translateX(5px);
}
.navbar .nav-menu.active .mobile-menu .menu-links .nav-link:hover i {
  color: white;
}
.navbar .nav-menu.active .mobile-menu .menu-links .nav-link.js-active {
  background: var(--primary-color);
  color: white;
  transform: translateX(5px);
}
.navbar .nav-menu.active .mobile-menu .menu-links .nav-link.js-active i {
  color: white;
}
.navbar .nav-menu.active .mobile-menu .menu-links .nav-link.active:not(.js-active) {
  background: white;
  color: var(--dark-color);
  transform: none;
}
.navbar .nav-menu.active .mobile-menu .menu-links .nav-link.active:not(.js-active) i {
  color: var(--primary-color);
}
.navbar .nav-menu.active .mobile-menu .menu-links .nav-link i {
  width: 20px;
  text-align: center;
  color: var(--primary-color);
  transition: all 0.3s ease;
}
.navbar .nav-menu.active .mobile-menu .quick-tools {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.navbar .nav-menu.active .mobile-menu .tool-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: white;
  padding: 1.5rem;
  border-radius: var(--border-radius);
  color: var(--dark-color);
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  text-align: center;
}
.navbar .nav-menu.active .mobile-menu .tool-item:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}
.navbar .nav-menu.active .mobile-menu .tool-item i {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  color: var(--primary-color);
  transition: all 0.3s ease;
}
.navbar .nav-menu.active .mobile-menu .tool-item:hover i {
  color: white;
  transform: scale(1.1);
}
.navbar .nav-menu.active .mobile-menu .tool-item span {
  font-weight: 600;
  font-size: 0.9rem;
}
.navbar .nav-menu.active .mobile-menu .stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}
.navbar .nav-menu.active .mobile-menu .stat-item {
  background: white;
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: all 0.3s ease;
}
.navbar .nav-menu.active .mobile-menu .stat-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}
.navbar .nav-menu.active .mobile-menu .stat-item .stat-icon {
  width: 50px;
  height: 50px;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.navbar .nav-menu.active .mobile-menu .stat-item .stat-icon i {
  color: white;
  font-size: 1.5rem;
}
.navbar .nav-menu.active .mobile-menu .stat-item .stat-content {
  flex: 1;
}
.navbar .nav-menu.active .mobile-menu .stat-item .stat-number {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--dark-color);
  margin-bottom: 0.25rem;
}
.navbar .nav-menu.active .mobile-menu .stat-item .stat-label {
  font-size: 0.85rem;
  color: var(--secondary-color);
  font-weight: 600;
}
@keyframes menuSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.navbar .nav-icons {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.navbar .nav-icons .theme-toggle {
  background: none;
  cursor: pointer;
  transition: var(--transition);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.navbar .nav-icons .theme-toggle:hover {
  color: var(--primary-dark);
  transform: scale(1.1);
}
.navbar .nav-icons .fas {
  font-size: 1.2rem;
  transition: var(--transition);
}
.navbar .nav-icons .search-toggle {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--dark-color);
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
}
.navbar .nav-icons .search-toggle:hover {
  color: var(--primary-dark);
  transform: scale(1.1);
}
.navbar .nav-icons .user-menu-container {
  position: relative;
}
.navbar .nav-icons .user-menu-container .user-link {
  display: flex;
  text-decoration: none;
  color: var(--dark-color);
  font-weight: 600;
  border-radius: 50%;
  transition: var(--transition);
  align-items: center;
  justify-content: center;
  height: 44px;
  width: 44px;
  position: relative;
  background: transparent;
  border: none;
  cursor: pointer;
}
.navbar .nav-icons .user-menu-container .user-link:hover {
  color: var(--primary-dark);
  transform: scale(1.1);
}
.navbar .nav-icons .user-menu-container .user-dropdown {
  position: absolute;
  top: 38px;
  right: 0;
  width: 260px;
  background: white;
  border-radius: var(--border-radius);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  overflow: hidden;
  margin-top: 8px;
}
.navbar .nav-icons .user-menu-container .user-dropdown.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-header {
  padding: 1.5rem;
  border-bottom: 1px solid #e9ecef;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-header .user-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 1.1rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  overflow: hidden;
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-header .user-avatar .fas {
  color: #fff;
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-header .user-avatar img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-header .user-info {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 1rem;
  line-height: 2rem;
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-header .user-info .user-name {
  font-weight: 600;
  font-size: 1.1rem;
  color: white;
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-header .user-info .user-role {
  font-size: 0.85rem;
  opacity: 0.9;
  color: rgba(255, 255, 255, 0.9);
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-menu {
  list-style: none;
  padding: 0.5rem 0;
  margin: 0;
  max-height: 60vh;
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-menu .dropdown-item {
  padding: 0.9rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
  color: var(--dark-color);
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
  line-height: 2rem;
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-menu .dropdown-item:hover {
  background-color: #f8f9fa;
  transform: translateX(3px);
  border-left: 3px solid var(--primary-dark);
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-menu .dropdown-item i {
  width: 20px;
  text-align: center;
  color: var(--primary-dark);
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-menu .dropdown-item.logout {
  color: var(--danger-color);
  margin-top: 0.5rem;
  border-top: 1px solid #e9ecef;
  padding-top: 1rem;
}
.navbar .nav-icons .user-menu-container .user-dropdown .dropdown-menu .dropdown-item.logout:hover {
  background-color: #fef2f2;
  color: #dc2626;
}
@media (max-width: 768px) {
  .user-dropdown {
    position: fixed;
    top: 8vh;
    right: 1rem;
    left: auto;
    transform: translateY(-10px);
    width: 250px;
    max-width: calc(100vw - 2rem);
  }
  .user-dropdown.active {
    transform: translateY(0);
  }
}
@media (max-width: 480px) {
  .user-dropdown {
    width: calc(100vw - 2rem);
    right: 1rem;
  }
}
.search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
  -webkit-backdrop-filter: blur(10px);
  /* Safari兼容性 */
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.search-overlay .search-container {
  width: 90%;
  max-width: 600px;
  background-color: var(--light-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  z-index: 2;
  transition: var(--transition);
  transform: scale(0.1);
}
.search-overlay.active {
  opacity: 1;
  visibility: visible;
}
.search-overlay.active .search-container {
  transform: scale(1);
}
.search-header {
  height: 60px;
  line-height: 60px;
  padding: 0 1rem;
  border-bottom: 1px solid #e9ecef;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.search-header .search-title {
  margin: 0;
  color: var(--dark-color);
  font-size: 1.5rem;
  font-weight: 700;
  padding: 0 1rem;
}
.search-close {
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--dark-color);
  padding: 0.5rem;
  border-radius: 50%;
  transition: var(--transition);
}
.search-close:hover {
  /* 添加缩放效果 */
  transform: rotate(180deg) scale(1.2);
}
.search-close:active {
  transform: scale(0.9);
}
.search-content {
  padding: 2rem;
  flex-grow: 1;
}
.search-form {
  margin-bottom: 2rem;
  position: relative;
}
.search-form .search-input-container {
  position: relative;
  width: 100%;
}
.search-form input {
  width: 100%;
  padding: 1rem 3rem 1rem 1rem;
  /* 右侧留出按钮空间 */
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  font-size: 1rem;
  transition: var(--transition);
}
.search-form input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(var(--primary-color-rgb), 0.2);
}
.search-submit {
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  padding: 0 1rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  border: none;
  border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 50px;
}
.search-submit i {
  color: #fff;
  transition: var(--transition);
}
.search-submit i:hover {
  box-shadow: var(--shadow-hover);
  /* 添加缩放效果 */
  transform: scale(1.1);
}
.search-suggestions h3 {
  margin-bottom: 1rem;
  color: var(--dark-color);
}
.suggestion-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.tag {
  padding: 0.5rem 1rem;
  background-color: #f8f9fa;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition);
}
.tag:hover {
  background-color: var(--primary-color);
  color: white;
  /* 添加缩放效果 */
}
.floating-search-history {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: var(--light-color);
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  display: none;
  max-height: 400px;
  /* 限制最大高度 */
  overflow-y: auto;
  /* 内部滚动 */
  margin-top: 0.5rem;
}
.floating-search-history.active {
  display: block;
}
.floating-search-history .floating-search-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
}
.floating-search-history .floating-search-header h4 {
  margin: 0;
  color: var(--dark-color);
  font-size: 1rem;
  font-weight: 600;
}
.floating-search-history .clear-history-btn {
  background: none;
  border: none;
  color: var(--primary-color);
  cursor: pointer;
  font-size: 0.8rem;
  padding: 0.25rem 0.5rem;
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
}
.floating-search-history .clear-history-btn:hover {
  background-color: #f8f9fa;
  text-decoration: underline;
  /* 添加缩放效果 */
  transform: scale(1.05);
}
.floating-search-history ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.floating-search-history ul li {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #e9ecef;
  cursor: pointer;
  transition: var(--transition);
}
.floating-search-history ul li:hover {
  background-color: #f8f9fa;
}
.floating-search-history ul li:last-child {
  border-bottom: none;
}
.sidebar {
  width: 300px;
}
.sidebar .widget {
  background: var(--light-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  overflow: hidden;
  transition: var(--transition);
}
.sidebar .widget:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.sidebar .widget:last-child {
  margin-bottom: 0;
}
.sidebar .widget.profile .card-content .level {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  gap: 2rem;
}
.sidebar .widget.profile .card-content .level:last-child {
  margin-bottom: 0;
}
.sidebar .widget.profile .card-content .level-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.sidebar .widget.profile .card-content .level-item .image {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  overflow: hidden;
  margin-bottom: 1rem;
  border: 2px solid var(--border-color);
}
.sidebar .widget.profile .card-content .level-item .image .avatar {
  object-fit: cover;
}
.sidebar .widget.profile .card-content .level-item .nickname {
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--dark-color);
  margin-bottom: 0.5rem;
}
.sidebar .widget.profile .card-content .level-item .motto {
  font-size: 0.9rem;
  color: var(--dark-color);
  margin-bottom: 1rem;
}
.sidebar .widget.profile .card-content .level-item .heading {
  font-size: 0.8rem;
  color: var(--dark-color);
  margin-bottom: 0.25rem;
}
.sidebar .widget.profile .card-content .level-item .value {
  font-size: 1.2rem;
  font-weight: bold;
  color: var(--dark-color);
}
.sidebar .widget.profile .card-content .level-item .button {
  background: transparent;
  border: none;
  color: var(--secondary-color);
  font-size: 1.2rem;
  cursor: pointer;
  transition: all 0.3s ease;
}
.sidebar .widget.profile .card-content .level-item .button:hover {
  color: var(--primary-dark);
  transform: translateY(-2px);
}
.sidebar .widget-title {
  margin-top: 0;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--primary-color);
  color: var(--dark-color);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.sidebar .widget-title i {
  color: var(--dark-color);
}
.sidebar .widget-search .search-form {
  display: flex;
  gap: 0.5rem;
}
.sidebar .widget-search .search-form .search-field {
  height: 45px;
}
.widget-latest-reviews .latest-reviews-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.widget-latest-reviews .review-item {
  display: flex;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}
.widget-latest-reviews .review-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.widget-latest-reviews .review-item .review-cover {
  flex-shrink: 0;
  width: 60px;
  height: 80px;
  overflow: hidden;
  border-radius: 4px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}
.widget-latest-reviews .review-item .review-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.widget-latest-reviews .review-item .review-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.widget-latest-reviews .review-item .review-content .review-title {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
}
.widget-latest-reviews .review-item .review-content .review-title a {
  color: var(--dark-color);
  text-decoration: none;
  transition: color 0.3s ease;
}
.widget-latest-reviews .review-item .review-content .review-title a:hover {
  color: var(--primary-dark);
}
.widget-latest-reviews .review-item .review-content .review-date {
  margin: 0;
  font-size: 0.8rem;
  color: var(--secondary-color);
}
.widget-book-categories .book-categories-list ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.widget-book-categories .book-categories-list .category-item {
  margin-bottom: 0.5rem;
}
.widget-book-categories .book-categories-list .category-item:last-child {
  margin-bottom: 0;
}
.widget-book-categories .book-categories-list .category-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem;
  background: var(--light-color);
  border-radius: 4px;
  color: var(--dark-color);
  text-decoration: none;
  transition: all 0.3s ease;
}
.widget-book-categories .book-categories-list .category-link:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateX(5px);
}
.widget-book-categories .book-categories-list .category-count {
  font-size: 0.8rem;
  font-weight: bold;
}
.widget-author-profile .author-profile-content {
  text-align: center;
}
.widget-author-profile .author-avatar {
  margin-bottom: 1rem;
}
.widget-author-profile .author-avatar img {
  border-radius: 50%;
  box-shadow: 0 2px 10px var(--shadow);
  border: 3px solid var(--light-color);
}
.widget-author-profile .author-info .author-name {
  margin: 0 0 0.5rem 0;
  font-size: 1.3rem;
  color: var(--dark-color);
}
.widget-author-profile .author-info .author-description {
  margin: 0 0 1rem 0;
  color: var(--secondary-color);
  font-size: 0.9rem;
  line-height: 1.6;
}
.widget-author-profile .author-info .author-social {
  display: flex;
  justify-content: center;
  gap: 1rem;
}
.widget-author-profile .author-info .author-social .social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 35px;
  height: 35px;
  background: var(--light-color);
  color: var(--dark-color);
  border-radius: 50%;
  text-decoration: none;
  transition: all 0.3s ease;
}
.widget-author-profile .author-info .author-social .social-link:hover {
  background: var(--primary-dark);
  color: #fff;
  transform: translateY(-2px);
}
.widget-title {
  margin-top: 0;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--primary-color);
  color: var(--dark-color);
}
.footer {
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 1980px;
  margin: 0 auto;
  color: #fff;
  padding: 3rem;
  background: linear-gradient(135deg, var(--dark-color), #343a40);
  text-align: left;
}
.footer .footer-container {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
}
.footer .footer-info {
  flex: 1;
  min-width: 300px;
}
.footer .footer-info p {
  margin-bottom: 0.8rem;
  opacity: 0.8;
}
.footer .footer-info p:first-child {
  font-weight: 700;
  font-size: 1.2rem;
  opacity: 1;
}
.footer .footer-info .site-icp-info a {
  color: #dcdcdc;
}
.footer .footer-links {
  flex: 1;
  min-width: 300px;
  display: flex;
  flex-direction: column;
}
.footer .footer-links ul {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer .footer-links ul .fas {
  color: #fff;
  margin-right: 0.5rem;
}
.footer .footer-links ul .menu-item {
  margin: 0;
}
.footer .footer-links ul .menu-item a {
  color: #fff;
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  padding: 0.5rem 3px;
}
.footer .footer-links ul .menu-item a i {
  margin-right: 0.5rem;
}
.footer .footer-links ul .menu-item a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(to right, var(--primary-color), var(--accent-color));
  transition: var(--transition);
}
.footer .footer-links ul .menu-item a:hover {
  color: var(--accent-color);
}
.footer .footer-links ul .menu-item a:hover::after {
  width: 100%;
}
.footer .site-icp-info {
  width: 100%;
  font-size: 0.85rem;
  opacity: 0.8;
  color: var(--light-color);
  order: 3;
}
.footer .site-icp-info a {
  margin-right: 1rem;
  color: var(--light-color);
  text-decoration: none;
  transition: var(--transition);
  display: inline-block;
}
.footer .site-icp-info a:hover {
  color: var(--accent-color);
  text-decoration: underline;
}
.footer .site-icp-info span {
  margin: 0 0.75rem;
  opacity: 0.7;
}
.footer .color-scheme-selector {
  display: flex;
  align-items: center;
  font-size: 1.2rem;
  width: 100%;
  justify-content: flex-end;
  padding-top: 1.5rem;
  margin-top: 1rem;
}
.footer .color-scheme-selector label {
  padding-right: 0.5rem;
}
.footer .color-scheme-selector #color-scheme-selector {
  width: 3rem;
  height: 2rem;
}
.back-to-top {
  position: fixed;
  bottom: 100px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  box-shadow: 4px 10px 20px var(--shadow);
  -webkit-backdrop-filter: blur(10px);
  /* Safari兼容性 */
  backdrop-filter: blur(10px);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  transform: translateY(0);
  transition: all 1s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  z-index: 1000;
  overflow: hidden;
  /* 始终显示按钮 */
  visibility: visible !important;
  border: 1px solid rgba(255, 255, 255, 0.3);
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}
.back-to-top:hover {
  /* 添加旋转效果 */
  transform: translateY(-5px) translateZ(20px) rotate(360deg);
}
.back-to-top:active {
  transform: translateY(-5px) translateZ(10px) scale(0.95);
  /* 添加点击效果 */
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color)), radial-gradient(circle at 30% 30%, rgba(0, 0, 0, 0.2) 0%, transparent 30%);
  background-blend-mode: overlay;
}
.back-to-top i {
  color: #333;
  font-size: 1.5rem;
  position: absolute;
  top: 60%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1003;
  opacity: 0.7;
  transition: opacity 0.3s ease;
}
.back-to-top i:hover {
  opacity: 1;
}
.seasonal-theme-toggle-container {
  width: 50px;
  position: fixed;
  bottom: 170px;
  right: 30px;
  border-radius: 2rem;
  background-color: rgba(255, 255, 255, 0.9);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.seasonal-theme-toggle-container .seasonal-theme-toggle-main {
  position: relative;
  width: 50px;
  height: 50px;
  background-color: var(--light-color, #f0f0f0);
  border-radius: 50%;
  box-shadow: 0 4px 12px var(--shadow, rgba(0, 0, 0, 0.15));
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  z-index: 1002;
  border: 1px solid rgba(255, 255, 255, 0.5);
  outline: none;
}
.seasonal-theme-toggle-container .seasonal-theme-toggle-main:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 16px var(--shadow, rgba(0, 0, 0, 0.2));
  background-color: var(--light-color-hover, #e6e6e6);
}
.seasonal-theme-toggle-container .seasonal-theme-toggle-main:active {
  transform: scale(0.95);
  box-shadow: 0 2px 8px var(--shadow, rgba(0, 0, 0, 0.1));
}
.seasonal-theme-toggle-container .seasonal-theme-toggle-main i {
  color: #333;
  font-size: 1.5rem;
  transition: all 0.3s ease;
  opacity: 0.8;
}
.seasonal-theme-toggle-container .seasonal-theme-toggle-main.active {
  transform: rotate(45deg);
}
.seasonal-theme-toggle-container .seasonal-theme-toggle-main.active:hover {
  transform: rotate(45deg) scale(1.05);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  position: absolute;
  bottom: 50px;
  height: 0px;
  width: 100%;
  overflow: hidden;
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.5s ease;
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .seasonal-theme-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.3);
  outline: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
  position: relative;
  overflow: hidden;
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .seasonal-theme-btn i {
  color: white;
  font-size: 1.2rem;
  transition: all 0.3s ease;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .seasonal-theme-btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 50%;
  box-shadow: inset 0 0 10px rgba(255, 255, 255, 0.3);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .seasonal-theme-btn:hover {
  transform: translateY(-3px) scale(1.1);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .seasonal-theme-btn:hover::after {
  opacity: 1;
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .seasonal-theme-btn:hover i {
  transform: scale(1.2);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .seasonal-theme-btn:active {
  transform: translateY(-1px) scale(0.95);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .seasonal-theme-btn.active {
  border: 2px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.5), 0 4px 12px rgba(0, 0, 0, 0.2);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .seasonal-theme-btn.active::before {
  content: '✓';
  position: absolute;
  top: -5px;
  right: -5px;
  width: 18px;
  height: 18px;
  background: white;
  border-radius: 50%;
  color: #333;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .spring-theme {
  background: linear-gradient(135deg, #8BC34A, #4CAF50);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .spring-theme:hover {
  background: linear-gradient(135deg, #9CCC65, #66BB6A);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .summer-theme {
  background: linear-gradient(135deg, #FF9800, #FF5722);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .summer-theme:hover {
  background: linear-gradient(135deg, #FFB74D, #FF7043);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .autumn-theme {
  background: linear-gradient(135deg, #FF9800, #795548);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .autumn-theme:hover {
  background: linear-gradient(135deg, #FFB74D, #8D6E63);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .winter-theme {
  background: linear-gradient(135deg, #E0F7FA, #B2EBF2);
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .winter-theme i {
  color: #01579B;
}
.seasonal-theme-toggle-container .seasonal-theme-submenu .winter-theme:hover {
  background: linear-gradient(135deg, #E1F5FE, #B3E5FC);
}
.seasonal-theme-toggle-container:hover {
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.15);
}
.seasonal-theme-toggle-container:hover .seasonal-theme-submenu {
  height: 210px;
  opacity: 1;
  transform: translateY(0);
}
.seasonal-theme-toggle-container.expanded {
  background-color: rgba(255, 255, 255, 0.95);
}
.seasonal-theme-toggle-container.expanded .seasonal-theme-submenu {
  height: 210px;
  opacity: 1;
  padding: 10px 0;
  transform: translateY(0);
}
.water-progress {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
  border-radius: 50%;
  /* 添加水面容器光泽效果 */
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.1);
}
.water-fill {
  position: absolute;
  bottom: -3px;
  left: -60px;
  width: 300%;
  height: 0%;
  background: linear-gradient(to right, rgba(242, 242, 191, 0.329) 0%, rgba(255, 255, 255, 0.1) 50%, rgba(255, 255, 255, 0.2) 100%), radial-gradient(circle at 30% 70%, rgba(116, 247, 120, 0.4) 0%, transparent 20%), radial-gradient(circle at 70% 30%, rgba(44, 167, 238, 0.3) 0%, transparent 15%), rgba(25, 92, 226, 0.808);
  background-blend-mode: overlay, screen, screen;
  border-radius: 50%;
  filter: blur(0.5px);
  transition: height 0.3s ease;
  box-shadow: inset 0 0 20px rgba(255, 255, 255, 0.3);
  overflow: visible;
  /* 添加水面纹理效果 */
  background-size: 100% 100%;
  /* 添加水面动态效果 */
  animation: wave 4s infinite alternate;
  z-index: 1;
  /* 从下往上填充 */
  transform-origin: bottom center;
  /* 确保从底部开始填充 */
  transform: scaleY(-1);
}
.water-fill .bubble {
  position: absolute;
  bottom: 0;
  left: 20%;
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.948);
  border-radius: 50%;
  animation: bubble 3s infinite;
  opacity: 0;
  /* 添加气泡光泽效果 */
  box-shadow: 0 0 2px rgba(255, 255, 255, 0.878);
  /* 反转气泡动画方向 */
  animation-direction: reverse;
}
.water-fill .bubble:nth-child(2) {
  left: 40%;
  animation-delay: 1s;
  width: 3px;
}
.water-fill .bubble:nth-child(3) {
  left: 60%;
  animation-delay: 2s;
  width: 2px;
}
.water-fill .bubble:nth-child(4) {
  left: 80%;
  animation-delay: 0.5s;
  width: 5px;
}
@keyframes wave {
  0% {
    transform: translateX(2px) translateY(2px) rotateZ(0deg);
    box-shadow: inset 0 0 20px rgba(255, 255, 255, 0.2);
  }
  25% {
    transform: translateX(0) translateY(-2px) rotateZ(-5deg);
  }
  50% {
    transform: translateX(2px) translateY(-3px) rotateZ(5deg);
  }
  100% {
    transform: translateX(2px) translateY(2px) rotateZ(0deg);
    box-shadow: inset 0 0 30px rgba(255, 255, 255, 0.3);
  }
}
@keyframes bubble {
  0% {
    transform: translateY(0) scale(0.5);
    opacity: 0;
  }
  50% {
    opacity: 1;
    transform: translateY(-10px) scale(1);
  }
  100% {
    transform: translateY(-20px) scale(0.5);
    opacity: 0;
  }
}
.progress-text {
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.7rem;
  font-weight: bold;
  color: #333;
  text-shadow: 0 0 3px rgba(255, 255, 255, 0.5);
  z-index: 1002;
  pointer-events: none;
}
/* 占位符动画 */
@keyframes placeholder-loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}
@keyframes placeholder-shine {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}
/* 响应式设计 */
@media (min-width: 992px) {
  .navbar {
    padding: 0 3rem;
  }
  .navbar .nav-toggle {
    display: none;
  }
  .navbar .nav-logo img {
    width: 40px;
    height: 40px;
  }
  .navbar .site-title {
    font-size: 1.8rem;
  }
  .navbar .nav-menu {
    display: flex;
  }
  .navbar .nav-menu .mobile-menu {
    display: none;
  }
  .navbar .nav-icons .user-link {
    display: flex;
  }
  .sidebar {
    position: sticky;
    top: 8vh;
    bottom: 8vh;
    height: auto;
    align-self: flex-start;
  }
  .footer {
    text-align: left;
  }
  .footer .footer-links ul {
    display: flex;
  }
}