/* 基础重置与全局样式 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}



body {
  line-height: 1.6;
  color: #333;
  overflow-x: hidden;
  /* 禁止水平滚动 */

}

h2 {
  font-size: 30px;
}

.container {
  margin: 0 auto;
  padding: 0 20px;
}

/* .logo{
    margin-top: 30px;
  } */
/* 按钮样式 */
.btn {
  display: inline-block;
  color: white;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.3s, box-shadow 0.3s;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
}

/* 蓝色按钮样式 */
.blue {
  /* background: linear-gradient(135deg, #007bff, #0056b3); */
  background: #307fff;
}

.gray {
  background: gray;
}

.long {
  padding: 12px 35px;
  border-radius: 25px;
}

.round {
  border-radius: 50px;
  width: 30px;
  /* 根据需要调整 */
  height: 30px;
  /* 根据需要调整 */
  line-height: 30px;
  /* 使文本垂直居中 */
  text-align: center;
  /* 使文本水平居中 */

}

/* 顶部导航栏 */
header {
  width: 100%;
  background: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  /* position: relative; */
  z-index: 100;
  padding: 10px 0;
  /* height: 100px; */
  /* margin-top: -30px; */
  font-size: 20px;
}

header .container {
  align-items: center;
  margin: 0 10px;
  display: flex;
  justify-content: space-between;
}

.logo {
  /* position: absolute; */
  height: 40px;
  /* left: 20px; */
}

nav {
  display: flex;
  align-items: center;
  /* justify-content:space-evenly; */
  gap: 2rem;
  list-style: none;
}


nav a {
  text-decoration: none;
  color: #666;
  font-weight: 500;
  transition: color 0.3s;
}

nav a:not(li a):hover {
  color: #000;
  font-weight: 700;
}

/* 隐藏所有二级菜单 */
.submenu {
  display: flex;
  justify-content: space-around;
  visibility: hidden;
  opacity: 0;
  background-color: #fff;
  padding: 20px;
  z-index: 1000;
  list-style-type: none;
  position: absolute;
  left: 0;
  width: 100vw;
  border-radius: 6px;
  transform: translateY(-20px);
  /* 初始位置更高，创造更明显的下落效果 */
  transition: all 0.4s cubic-bezier(0.16, 0.84, 0.44, 1);
  /* 使用苹果风格的缓动曲线 */
  pointer-events: none;
  /* 防止动画期间误触 */
  /* text-align: center; */
}

.inside a:hover {
  color: #999;
}

/* 鼠标悬停时显示子菜单 */
.nav-item:not(#online-store):hover .submenu {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  /* 恢复交互 */
  transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
  /* 使用不同的缓动曲线实现苹果的弹跳效果 */
}

/* 鼠标离开时的单独过渡设置 */
.nav-item:not(#online-store) .submenu {
  transition: all 0.4s cubic-bezier(0.55, 0.055, 0.675, 0.19);
  /* 统一过渡时间和缓动函数 */
}

/* 模糊效果调整 */
.blur {
  filter: blur(4px);
  transition: filter 0.5s ease-out;
}


/* 一级导航项的基本样式 */
.nav-item {
  /* position: relative; */
  display: inline-block;

}

.nav-link {
  display: inline-block;
  padding: 10px;
  text-decoration: none;
  color: #333;
}

#nav-btn:hover {
  color: white;
}

/* 设置内部列表的样式 */
.inside {
  list-style-type: none;
}

/* 响应式样式 */

@media (max-width: 620px) {
  .logo {
    display: none;
  }
}

/* .menu-toggle {
  display: none; 
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
}

@media (max-width: 500px) {
  .menu-toggle {
      display: block; 
  }

  .main-nav {
      display: none; 
      flex-direction: column;
      position: absolute;
      top: 60px;
      left: 0;
      width: 100%;
      background-color: #fff;
      border-top: 1px solid #ccc;
  }

  .main-nav.active {
      display: flex;
  }

  .nav-item {
      width: 100%;
  }

  .submenu {
      position: static;
      display: none;
  }

  .nav-item:hover .submenu {
      display: none;
  }

  .nav-item:focus-within .submenu {
      display: block;
  }

  .blur {
    filter: blur(0px);
}
} */


/* 二级导航栏 */
.secondary-nav {
  background: #fff;
  /* box-shadow: 0 2px 10px rgba(0,0,0,0.1); */
  /* top: 100px; 根据原有导航栏的高度调整 */
  width: 100vw;
  z-index: 99;
  /* height: 70px; */
  /* line-height: 35px;     */
  justify-content: center;
  /* gap: 2rem; */
  list-style: none;
  margin: 0 0;
  /* padding: 1rem 0; */
  display: flex;
  /* justify-content: space-between; */

}

.secondary-nav strong {
  /* line-height: 20px; */
  color: black;
  font-size: 20px;
  font-weight: 700;
  /* margin-top: -100px; */
  /* margin-bottom: 10px; */
  /* margin-left: 140px; */
}

#fix-part nav {
  /* display: flex; */
  margin: 0 0;
  /* right: 0; */
  /* margin-right: 140px; */
  align-items: center;
}

/* #fix-part a:nth-child(n+1):nth-child(-n+3){
    margin-top: 10px;
} */

#fix-part {
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  justify-content: space-between;
  /* padding: 15px 0; */
  background: white;
  transition: all 0.3s ease;
  position: static;
  width: 90vw;
  /* margin-right: -40px; */
  /* margin: 0 -500px; */
}

#fix-part.fixed {
  display: flex;
  justify-content: space-between;
  position: fixed;
  top: 0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  height: auto;
  padding: 5px 30px;
  width: 100vw;
  /* margin-right: -40px; */
  animation: slideDown 0.3s;
}


/* 下拉菜单系统 */
.dropdown-trigger {
  position: relative;
}

.nav-tab::after {
  content: '▼';
  font-size: 0.6rem;
  margin-left: 0.3rem;
  display: inline-block;
  position: relative;
  bottom: 0.15rem;
  transition: transform 0.3s ease;
}

.dropdown-trigger:hover .nav-tab::after {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  left: -20px;
  background-color: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  border-radius: 6px;
  width: 120px;
  opacity: 0;
  visibility: hidden;
  /* transform: translateY(10px); */
  transform: scale(0);
  transform-origin: top;
  transition: all 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
  z-index: 1001;
}

.dropdown-trigger:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}

.dropdown-menu li {
  padding: 0;
  list-style-type: none;

}

.dropdown-menu li a {
  display: block;
  padding: 0.6rem 1.2rem;
  color: #555;
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.dropdown-menu li a:hover {
  background-color: #f5f5f5;
  color: #222;
  border-radius: 0;
  border: none;
  padding-left: 1.4rem;
}

/* 通知栏样式 */
.notification-bar {
  /* background: #f8f9fa; */
  background: linear-gradient(to right, #ffffff, #ffead8, #ffd6b1, #ffc18c, #ffad66, #fa993e, #f28500, #fa993e, #ffad66, #ffc18c, #ffd6b1, #ffead8, #ffffff);
  /*以下是深色模式的渐变色*/
  /* background: linear-gradient(to right,#000000,#2a1a0b,#4d2d10,#734212 ,#9c5711,#c66e0c,#f28500 ,#c66e0c ,#9c5711 ,#734212 ,#4d2d10 ,#2a1a0b ,#000000); */
  margin: 20px 0;
  border-bottom: 1px solid #eee;
  transition: transform 0.3s ease, opacity 0.3s ease;
  opacity: 1;
}

#notice {
  display: flex;
  justify-content: space-around;
  align-items: center;
}

.notification-bar strong {
  color: #000;
}

#signIn {
  padding: 5px 10px;
  /* line-height: 30px; */
}

.notification-bar a {
  /* color: #007bff; */
  color: #000;
  font-weight: bold;
  margin-left: 1rem;
  text-decoration: none;
}

.notification-bar a:hover {
  font-weight: 40px;
  text-decoration: underline;
}

.btnClose span {
  color: #000;
  font-weight: 1000;
  font-size: 12px;
  transition: all 0.3s;

}

.btnClose span:hover {
  transform: translateY(-10px);
  background-image: radial-gradient(circle, #eee 50%, transparent 50%);
}

/* 隐藏复选框 */
.close-checkbox {
  display: none;
}

/* 当复选框被选中时，隐藏通知栏 */
.close-checkbox:checked~.notification-bar {
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  /* 禁用点击事件 */
}

.close-checkbox:checked~.notification-bar .btnClose {
  pointer-events: auto;
  /* 恢复关闭按钮的点击事件 */
}

/* 调整 main 内容区域的 margin-top，避免被新导航栏遮挡 */
main {
  background-color: #f5f5f6;
  margin-top: 4px;
  /* 根据两个导航栏的总高度调整 */
  transition: filter 0.5s ease;

}

/* 主横幅区域 (使用CSS Grid优化布局) */
.hero {
  padding: 2rem 0;
  text-align: center;
  /* position: relative; */
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  color: #2d2d2d;
}

.hero h2 {
  font-size: 1.5rem;
  color: #666;
  margin-bottom: 2rem;
}

.hero-img {
  min-width: 60vw;
  max-width: 80vw;
  margin: 2rem auto;
  display: block;
}

/* why-choose 为何选择IDEA */
.why-choose h2 {
  font-size: 60px;
}

.features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  padding: 3rem 0;
}

.feature i {
  color: #307fff;
}

.feature:hover i {
  color: white;
}

.feature {
  text-align: center;
  padding: 1.5rem;
  border-radius: 8px;
  background-color: white;
  border: 3px solid white;
  transition: transform 0.3s ease;
}

.feature:hover {
  transform: scale(1.1);
  /* box-shadow: 10px 10px 10px rgba(0, 0, 0, 0.2); */
  /* background-color:linear-gradient(135deg, #307fff,white); */
  color: white;
  /* font-weight: 900; */
  background-color: #307fff;

}

.feature i {
  font-size: 40px;
}

@media (max-width: 700px) {
  .features {
    display: inline-block;
  }
}


/* 终极体验按钮样式 */
.experience-features {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  /* 按钮之间的间距 */
  justify-content: space-between;
}

.experience-features i {
  color: #307fff;
}

.experience-features .feature-btn {
  /* flex: 0 0 calc(25% - 15px);  */
  /* 每个按钮占 25% 的宽度，并减去间距 */
  /* max-width: 300px; 最大宽度 */
  flex: 1;
  /* height: 100px; */
  position: relative;
  padding: 20px;
  border-radius: 8px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  background-color: white;
  transition: transform 0.2s ease, background 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  flex-direction: column;
  pointer-events: auto;
  cursor: pointer;
  font-family: 'Segoe UI', sans-serif;
  color: #333333;
  font-size: 30px;
}

.experience-features .feature-btn:hover {
  color: #307fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  font-weight: bolder;
}

.additional-buttons {
  display: flex;
  flex-wrap: wrap;
  flex: 2;
  gap: 20px;
  /* 与 .experience-features 的 gap 保持一致 */

  align-content: space-between;
}

@media (max-width: 530px) {
  .additional-buttons {
    display: inline;
  }
}

.additional-buttons .feature-btn {
  flex: 0 0 calc(50% - 10px);
  /* 每个按钮占 50% 的宽度，并减去间距 */
}

#AI.feature-btn {
  background-color: white;
  /* justify-content: right; */
  flex: 1;
  /* 占据剩余空间 */
  /* padding: 20px 20px; */
  /* margin-left: 20px; 与左边按钮的间距 */
  height: auto;
  /* 自动高度 */
  width: 500px;
  /* 固定宽度 */
}

#AI.feature-btn img {
  width: 30px;
}

/* a.view-all-btn {
    background-color: #575757;
    color: white;
} */

#AI.feature-btn p {
  margin-top: 10px;
  /* 与标题的间距 */
  margin-bottom: 20px;
  text-align: center;
  /* 文本居中 */
}

#AI.feature-btn:hover {
  background-color: #f5f5f6;
  /* 保持背景不变 */
}

#AI.feature-btn:hover::after {
  opacity: 0;
  /* 禁用AI按钮的渐变效果 */
}

.ultimate-experience a {
  text-decoration: none;

}


/* 轮播图容器样式 */

.testimonials-container {
  /* max-width: 90%; */
  margin: 4rem auto;
  padding: 0 2rem;

}

.testimonial-slider-container {
  position: relative;
  overflow: hidden;
}

.testimonial-slider {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  /* scroll-behavior: smooth; */
  -webkit-overflow-scrolling: touch;
  padding: 2rem 0;
  gap: 2rem;
  margin-bottom: 2rem;
}

.testimonial-slider::-webkit-scrollbar {
  display: none;
}

.testimonial {
  scroll-snap-align: start;
  flex: 0 0 auto;
  width: 500px;
  background: white;
  border-radius: 8px;
  ;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  ;
  /* padding: 1rem; */
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  text-align: center;
  border-radius: 30px;

}

.testimonial:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.testimonial-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  /* margin: 0 auto 1.5rem; */
  margin-top: 1.5rem;
  border: 3px solid #307fff;
  box-shadow: 0 2px 10px rgba(48, 127, 255, 0.2);
}

.testimonial-name {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.01rem;
  color: #333;
}

.testimonial-title {
  font-size: 1rem;
  color: #666;
  margin-bottom: 1rem;
  font-weight: 500;
}

.testimonial-quote {
  /* font-style: italic; */
  font-family: 微软雅黑;
  /* text-align: left; */
  color: #555;
  position: relative;
  padding: 0 1.5rem;
  margin-bottom: 1.5rem;
}

.testimonial-quote::before,
.testimonial-quote::after {
  content: '"';
  font-size: 2rem;
  color: #307fff;
  opacity: 0.3;
  position: absolute;
}

.testimonial-quote::before {
  top: -10px;
  left: 0;
}

.testimonial-quote::after {
  bottom: -20px;
  right: 0;
}

.slider-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

.slider-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: #307fff;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  border: none;
  font-size: 1.25rem;
  box-shadow: 0 2px 10px rgba(48, 127, 255, 0.3);
}

.slider-btn:hover {
  background: #0056b3;
  transform: scale(1.05);
}

.slider-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.view-all-btn {
  padding: 0.75rem 2rem;
  background: white;
  color: #307fff;
  border: 2px solid #307fff;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.view-all-btn:hover {
  background: #307fff;
  color: white;
  box-shadow: 0 4px 15px rgba(48, 127, 255, 0.3);
}

@media (max-width: 600px) {
  .testimonial {
    width: 280px;
    padding: 1.5rem;
  }

  /* .testimonial-avatar {
            width: 80px;
            height: 80px;
        } */
}

/* 信任我们的公司 */

.trusted-companies h2 {
  margin-bottom: 25px;
}

.company-logos {
  display: flex;
  overflow: hidden;
  animation: scroll-left 30s linear infinite;
  /* width: fit-content; 确保容器宽度适应内容 */
  /* margin-left: -150px; */
  margin-bottom: 50px;
  width: max-content;
}

.company-logos img:not(.hasColor) {
  filter: invert(80%) sepia(100%) saturate(3000%) hue-rotate(200deg) brightness(80%) contrast(100%);
}

.trusted-companies img {
  /* background-color: #57575716; */
  border-radius: 50%;
  padding: 5px 0px;
  width: 200px;
  height: 100px;
  margin: 20px;
  /* filter: invert(80%) sepia(100%) saturate(6000%) hue-rotate(220deg) brightness(100%) contrast(100%); */
}

@keyframes scroll-left {
  from {
    transform: translateX(0%);
  }

  to {
    transform: translateX(-25%);
  }
}

/* 产品新闻部分 */
.product-news .container {
  padding: 2rem;
  color: #333;
  /* 修改文字颜色为深灰色 */
  background: white;
  /* 设置背景颜色为白色 */
  border: 1px solid #ddd;
  /* 添加浅灰色边框 */
  border-radius: 1rem;
  /* 添加圆角边框 */
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  /* 添加阴影效果，使边框更加明显 */
  margin-bottom: 20px;
}


.product-news h2 {
  margin-bottom: 20px;
  font-size: 2.5rem;
  color: #333;
  /* 修改标题颜色为深灰色 */
}

.news-items {
  display: flex;
  gap: 2rem;
}

.news-item {
  flex: 1;
  background: #f9f9f9;
  /* 修改背景颜色为浅灰色 */
  border-radius: 0%;
  border-radius: 1rem;
  /* 添加圆角边框 */
  overflow: hidden;
  transition: transform 0.3s ease;
  margin-bottom: 20px;
  width: 100%;
  height: 450px;
  /* height: max-content; */
}

.news-item:hover {
  border: 1px solid gray;
  transform: translateY(-10px);
}

.news-item img {
  width: 100%;
  /* height: auto; */
  object-fit: cover;
}

.news-content {
  padding-inline: 1.5rem;
  padding-bottom: 1.5rem;
}

.news-content h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: #333;
  /* 修改标题颜色为深灰色 */
}

.news-content .date {
  font-size: 0.875rem;
  color: #aaa;
  margin-bottom: 1rem;
}

.news-content p {
  font-size: 1rem;
  line-height: 1.6;
  color: #555;
  /* 修改文字颜色为中灰色 */
}

a.view-all-btn {
  text-decoration: none;
}

@media (max-width: 500px) {
  .product-news div {
    display: inline-block;
  }
}

/* 最新变化部分 */
/* .latest-changes {
    padding: 50px;
  }
  
  .change-item {
    background-color: #222;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 10px;
  }
  
  .tag {
    background-color: #007bff;
    color: #fff;
    padding: 5px 10px 
  } */

/* 通知我部分 */
.notify-me {
  background-color: #444;
  color: #fff;
  padding: 40px 0;
  text-align: center;
  /* margin-top: 20px; */
  /* margin-bottom: 50px; */
}

.notify-me h2 {
  font-size: 36px;
  margin-bottom: 30px;
}

.notify-me form {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.notify-me input[type="email"] {
  width: 100%;
  max-width: 600px;
  padding: 15px;
  margin-bottom: 10px;
  border: none;
  border-radius: 30px;
  background-color: #fff;
  color: black;
  font-size: 18px;
}

.notify-me .agreement {
  font-size: 16px;
  margin-bottom: 20px;
}

.tooltip {
  margin-top: -22.5px;
  margin-left: 310px;
  background-color: #fff;
  color: #000;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  /* 确保子元素可以绝对定位 */
}

.tooltip-content {
  /* display: none; */
  position: absolute;
  /* background-color: #fff; */
  /* color: #000; */
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
  z-index: 1;
  top: 200%;
  /* 使提示框位于问号图标的下方 */
  left: 50%;
  /* 水平居中 */
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  opacity: 0;
  transform: scale(0);
  /* 初始状态为缩小 */
  transform-origin: top left;
  transition: all 0.3s ease;
  /* 添加过渡效果 */
  margin-top: -30px;
  width: 400px;
}

.tooltip-content a {
  text-decoration: none;
  color: white;
  text-decoration: underline 2px solid #999;

}

.tooltip-content a:hover {
  text-decoration: underline;
}

.tooltip:hover .tooltip-content {
  display: block;
  opacity: 1;
  transform: scale(1);
  /* 放大到正常大小 */
  color: white;
  background-color: #575757;
}

.notify-me .view-all-btn {
  color: #000;
  border: none;
}

.notify-me .view-all-btn:hover {
  color: white;
}


/* 社交媒体图标样式  */
.social-icons {
  padding-top: 30px;
  align-items: center;
}

.social-icons i {
  color: white;
  margin-right: 15px;
  transition: transform 0.3s ease;
  font-size: 30px;
}

.social-icons i:hover {
  transform: scale(1.4);
}

/* 整体页脚样式 */
.page-footer {
  background-color: #333;
  color: white;
  padding: 20px;
  font-size: 14px;
  text-align: center;
  align-items: center;
}

/* 页脚内容容器 */
.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  margin-bottom: 20px;
}

/* 每列标题样式 */
.footer-column h3 {
  margin-bottom: 10px;
}

/* 每列列表项样式 */
.footer-column ul {
  list-style-type: none;
  padding: 0;
}

.footer-column ul li {
  margin-bottom: 5px;
}

.footer-column ul li a {
  color: rgb(177, 177, 177);
  text-decoration: none;
}

.footer-column ul li a:hover {
  color: white;
  text-decoration: underline;
}

@media(max-width:610px) {
  .footer-content {
    font-size: 10px;
  }
}

/* @media(max-width:200px) {
  .foot-of-footer{
  font-size: 6px;
  }
} */

/* 页脚底部样式 */
.foot-of-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid white;
  font-size: 12px;
}

.foot-of-footer a {
  text-decoration: none;
  color: white;
  /* margin-left:70px; */
}

.foot-of-footer a:hover {
  text-decoration: underline;
}

.language-selector {
  display: flex;
  justify-content: end;
  /* margin-left: 220px;  */
  margin-top: 10px;
}

.language-selector i {
  font-size: 15px;
}