body {
  padding: 0;
  max-width: 1920px;
  margin: 0 auto;
}

.page-title {
  width: 100%;
  color: rgba(12, 12, 14, 1);
  font-size: 40px;
  font-family: MicrosoftYaHei, "Microsoft YaHei", sans-serif;
  text-align: center;
  line-height: 1.2;
  margin: 0 0 30px 0;
}

.title-divider {
  width: 100%;
  max-width: 1599px;
  height: 2px;
  background: rgba(12, 12, 14, 0.2);
  margin: 0 auto 60px auto;
}

@media screen and (max-width: 1024px) {
  .page-title {
    font-size: 36px;
  }
}

@media screen and (max-width: 768px) {
  .page-title {
    font-size: 32px;
  }

  .title-divider {
    margin-bottom: 40px;
  }
}

@media screen and (max-width: 480px) {
  .page-title {
    font-size: 28px;
    margin-bottom: 20px;
  }

  .title-divider {
    margin-bottom: 30px;
  }
}

/* 1. Header Section */
.header-section {
  position: relative;
  width: 100%;
  min-height: 920px;
  background: url(../img/index-bg.jpg) center top no-repeat;
  background-size: cover;
}

.navbar {
  width: 100%;
  height: 80px;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  box-sizing: border-box;
}

.nav-logo {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
}

.nav-menu {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-grow: 1;
  gap: 4vw;
  flex-wrap: wrap;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
  z-index: 100;
}

.mobile-menu-btn span {
  display: block;
  height: 3px;
  width: 100%;
  background-color: #333;
  border-radius: 3px;
  transition: all 0.3s ease;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

.nav-item {
  color: rgba(12, 12, 14, 1);
  font-size: clamp(16px, 1.5vw, 21px);
  font-family: MicrosoftYaHei;
  text-align: left;
  white-space: nowrap;
  line-height: 42px;
  cursor: pointer;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-text {
  position: relative;
  display: inline-block;
}

.nav-text::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  background-color: #40973C;
  opacity: 0;
  transition: opacity 0.3s;
}

.nav-item:hover,
.nav-item.active {
  font-family: MicrosoftYaHei-Bold;
  font-weight: 700 ;
}

.nav-item:hover .nav-text::after,
.nav-item.active .nav-text::after {
  opacity: 1;
}

/* 7. Footer Section */
.footer-section {
  width: 100%;
  min-height: 100px;
  background: url(../pages/index/img/afec9150e3d899771c85e26bd3cbc7fa.png) center center no-repeat;
  background-size: cover;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  padding: 20px 5%;
  box-sizing: border-box;
  gap: 20px;
}

.footer-logo {
  width: 210px;
  height: auto;
}

.social-icons {
  display: flex;
  align-items: center;
  gap: 20px;
}

.social-icon-link {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 42px;
  height: 42px;
  transition: opacity 0.3s;
}

.social-icon-link:hover {
  opacity: 0.8;
}

.social-icon-link img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.footer-links {
  color: #373737;
  font-size: 13px;
  line-height: 1.8;
  text-align: right;
  font-family: MicrosoftYaHei;
}

/* Media Queries for Header and Footer */
@media (max-width: 1024px) {
  .footer-section {
    justify-content: center;
    text-align: center;
  }
  
  .footer-links {
    text-align: center;
  }
  
  .header-section {
    min-height: 600px;
  }
}

@media (max-width: 768px) {
  .navbar {
    padding: 0 5%;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: #FFFFFF;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 20px 0;
    gap: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 99;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .header-section {
    min-height: 400px;
  }
}