.no-underline {
  text-decoration: none;
  color: inherit;
}

.no-underline:hover {
  text-decoration: none;
}

.logo {
  width: 40px;
  height: 40px;
  margin-right: 15px;
  object-fit: contain;
}

.title {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #6366F1; /* 使用与图片中紫色渐变相近的颜色 */
  transition: color 0.2s ease;
}

.logo-title-container {
  display: flex;
  align-items: center;
  animation: fadeIn 0.5s ease-in-out;
}

.logo-title-container .title {
  display: flex;
  align-items: center;
}

.logo-title-container:hover .title {
  color: #4F46E5; /* 悬停时稍微深一点的紫色 */
}

/* 添加一个简单的动画效果 */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* 为移动设备优化 */
@media (max-width: 768px) {
  .title {
    font-size: 1.3rem;
  }
}

header nav {
  display: flex;
  align-items: center;
  padding: 10px 20px;
}

.menu-items {
  display: flex;
  align-items: center;
  margin-left: 40px; /* 调整导航菜单与标题之间的距离 */
}

.menu-items a {
  color: #4B5563;
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
  transition: color 0.3s ease;
}

.menu-items a:hover {
  color: #4F46E5; /* 悬停时的颜色，稍深的紫色 */
}

.menu-items a.active {
  color: #6366F1; /* 高亮颜色，与网站主题一致 */
  font-weight: bold;
  border-bottom: 2px solid #6366F1; /* 添加下划线高亮 */
}

.right-container {
  display: flex;
  align-items: center;
  margin-left: auto; /* 将右侧容器推到最右边 */
}

.right-container > * {
  margin-left: 15px;
}

.auth-container {
  display: flex;
  align-items: center;
}

.user-info {
  display: flex;
  align-items: center;
}

.user-info span {
  margin-right: 10px;
}

.user-info button {
  padding: 5px 10px;
  cursor: pointer;
}

@media (max-width: 768px) {
  .right-container {
    flex-direction: column;
    align-items: flex-end;
  }

  .right-container > * {
    margin-left: 0;
    margin-top: 10px;
  }
}

/* 头像容器 */
.avatar-container {
  position: relative;
  display: inline-block;
}

/* 用户头像 */
.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
}

/* 下拉菜单 */
.dropdown-menu {
  position: absolute;
  top: 100%; /* 紧贴在头像下方 */
  left: 50%;
  transform: translateX(-50%);
  margin-top: 5px; /* 可选：头像和菜单之间的间距 */
  background-color: white;
  border: 1px solid #ccc;
  padding: 10px;
  min-width: 100px; /* 可选：设置最小宽度 */
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  z-index: 1000;
}

/* 下拉菜单中的按钮 */
.dropdown-menu button {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 16px;
  color: #333;
}

.dropdown-menu button:hover {
  color: #007bff;
}

/* 调整导航栏布局 */
header nav {
  display: flex;
  align-items: center;
  padding: 10px 20px;
}

.right-container {
  margin-left: auto; /* 将右侧容器推到最右边 */
  display: flex;
  align-items: center;
}

/* 导航栏基础样式 */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

header nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  padding: 0.8rem 1.5rem;
}

/* Logo和标题容器 */
.logo-title-container {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.logo {
  width: 35px;
  height: 35px;
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.05);
}

.title {
  font-size: 1.8rem;
  font-weight: 600;
  background: linear-gradient(135deg, #6366F1 0%, #4F46E5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 0.02em;
}

/* 导航菜单 */
.menu-items {
  display: flex;
  align-items: center;
  margin-left: 3rem;
  gap: 2rem;
}

.menu-items a {
  color: #4B5563;
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
  transition: color 0.3s ease;
}

.menu-items a:hover {
  color: #6366F1;
}

.menu-items a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, #6366F1 0%, #4F46E5 100%);
  transition: width 0.3s ease;
}

.menu-items a:hover::after {
  width: 100%;
}

.menu-items a.active {
  color: #6366F1;
}

.menu-items a.active::after {
  width: 100%;
}

/* 右侧容器 */
.right-container {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* 用户头像和下拉菜单 */
.avatar-container {
  position: relative;
}

.avatar {
  width: 35px;
  height: 35px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.3s ease;
}

.avatar:hover {
  border-color: #6366F1;
  transform: scale(1.05);
}

.dropdown-menu {
  position: absolute;
  top: 120%;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 8px;
  padding: 0.5rem;
  min-width: 120px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  opacity: 0;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  pointer-events: none;
}

.dropdown-menu.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.dropdown-menu button {
  width: 100%;
  padding: 0.6rem 1rem;
  background: none;
  border: none;
  color: #4B5563;
  font-size: 0.9rem;
  text-align: left;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.2s ease;
}

.dropdown-menu button:hover {
  background: rgba(99, 102, 241, 0.1);
  color: #6366F1;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .menu-items {
    display: none;
  }
  
  .right-container {
    gap: 1rem;
  }
}

/* 登录按钮样式 */
.auth-container .login-button {
  background: linear-gradient(135deg, #6366F1 0%, #4F46E5 100%);
  color: white;
  padding: 8px 20px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s ease;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.auth-container .login-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
  background: linear-gradient(135deg, #4F46E5 0%, #4338CA 100%);
}

/* 头像和下拉菜单样式优化 */
.avatar-container {
  position: relative;
  cursor: pointer;
}

.avatar {
  width: 35px;
  height: 35px;
  border-radius: 50%;
  border: 2px solid transparent;
  transition: all 0.3s ease;
}

.avatar:hover {
  border-color: #6366F1;
  transform: scale(1.05);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 8px;
  padding: 8px 0;
  min-width: 150px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
}

.dropdown-menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu button {
  width: 100%;
  padding: 8px 16px;
  background: none;
  border: none;
  color: #4B5563;
  font-size: 0.95rem;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.dropdown-menu button:hover {
  background: rgba(99, 102, 241, 0.1);
  color: #6366F1;
}

@media screen and (max-width: 768px) {
  header {
    height: auto;
    padding: 0;
  }

  header nav {
    padding: 0.6rem 1rem;
  }

  .logo {
    width: 30px;
    height: 30px;
  }

  .title {
    font-size: 1.4rem;
  }

  .menu-items {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem;
    flex-direction: column;
    gap: 1rem;
    border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    display: none;
  }

  .menu-items.active {
    display: flex;
  }

  .menu-items a {
    width: 100%;
    text-align: center;
    padding: 0.8rem;
  }

  .right-container {
    gap: 0.8rem;
  }

  .auth-container .login-button {
    padding: 6px 12px;
    font-size: 0.9rem;
  }
}

/* 移动端菜单按钮 */
.mobile-menu-button {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  color: #4B5563;
  transition: color 0.3s ease;
}

.mobile-menu-button:hover {
  color: #6366F1;
}

/* 移动端适配 */
@media screen and (max-width: 768px) {
  header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
  }

  header nav {
    padding: 0.8rem 1rem;
    justify-content: space-between;
    align-items: center;
  }

  .mobile-menu-button {
    display: block;
    z-index: 1001;
  }

  .menu-container {
    position: fixed;
    top: 60px; /* 导航栏高度 */
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    padding: 1rem;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    z-index: 1000;
  }

  .menu-container.mobile-menu-open {
    transform: translateX(0);
  }

  .menu-items {
    display: flex;
    flex-direction: column;
    margin: 0;
    width: 100%;
    gap: 0.5rem;
  }

  .menu-items a {
    width: 100%;
    padding: 1rem;
    text-align: center;
  }

  .right-container {
    margin-top: 1rem;
    width: 100%;
  }
}

/* 横屏模式优化 */
@media screen and (max-width: 768px) and (orientation: landscape) {
  .menu-container {
    top: 50px;
  }

  .menu-items {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .menu-items a {
    width: auto;
  }

  .right-container {
    flex-direction: row;
    justify-content: center;
  }
}

/* 移动端样式统一处理 */
@media screen and (max-width: 768px) {
  header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
  }

  header nav {
    padding: 0.8rem 1rem;
    justify-content: space-between;
    align-items: center;
  }

  .mobile-menu-button {
    display: block;
    z-index: 1001;
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    color: #4B5563;
    transition: color 0.3s ease;
  }

  .mobile-menu-button:hover {
    color: #6366F1;
  }

  .menu-container {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    padding: 1rem;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 999;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
  }

  .menu-container.mobile-menu-open {
    transform: translateX(0);
  }

  .menu-items {
    display: flex;
    flex-direction: column;
    margin: 0;
    width: 100%;
    gap: 1rem;
  }

  .menu-items a {
    width: 100%;
    text-align: center;
    padding: 1rem;
    font-size: 1.1rem;
  }

  .right-container {
    margin-top: 1rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }

  .auth-container {
    width: 100%;
    display: flex;
    justify-content: center;
  }

  .login-button {
    width: 100%;
    justify-content: center;
  }
}

/* 横屏模式优化 */
@media screen and (max-width: 768px) and (orientation: landscape) {
  .menu-container {
    top: 50px;
  }

  .menu-items {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .menu-items a {
    width: auto;
  }

  .right-container {
    flex-direction: row;
    justify-content: center;
  }
}

/* 移动端菜单按钮 */
.mobile-menu-button {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  color: #4B5563;
  transition: color 0.3s ease;
}

/* 移动端菜单容器 */
.menu-container {
  display: flex;
  align-items: center;
  flex: 1;
}

@media screen and (max-width: 768px) {
  .mobile-menu-button {
    display: block;
  }

  .menu-container {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    padding: 1rem;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 999;
    display: flex;
    flex-direction: column;
  }

  .menu-container.mobile-menu-open {
    transform: translateX(0);
  }

  .menu-items {
    display: flex !important; /* 覆盖之前的 display: none */
    flex-direction: column;
    margin: 0;
    width: 100%;
    gap: 1rem;
  }

  .menu-items a {
    width: 100%;
    text-align: center;
    padding: 1rem;
  }

  .right-container {
    margin-top: 1rem;
    width: 100%;
  }
}

/* 横屏模式优化 */
@media screen and (max-width: 768px) and (orientation: landscape) {
  .menu-container {
    top: 50px;
  }

  .menu-items {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .menu-items a {
    width: auto;
  }
}
