* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: #f5f7fa;
  color: #333;
  line-height: 1.6;
  padding-top: 70px; 
}


.header {
  width: 100%;
  height: 70px;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  transition: background-color 0.3s ease;
  background-color: rgba(0, 0, 0, 0.85);
}

.header:hover {
  background-color: rgba(0, 0, 0, 0.95);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 20px;
  position: relative;
}


.logo {
  display: flex;
  align-items: center;
  margin-right: 100px;
  width: 150px; 
  height: auto;
  z-index: 1002; 
}

.logo img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}


.nav-menu {
  position: relative;
  height: 100%;
  z-index: 1001;
}

.nav-menu .nav-list {
  height: 100%;
  display: flex;
  align-items: center;
  list-style: none;
  gap: 35px;
}

.nav-list li {
  position: relative;
}

.nav-menu .nav-list a {
  text-decoration: none;
  color: #FFFFFF;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
  padding: 8px 5px;
  display: block;
  white-space: nowrap;
}

.nav-menu .nav-list a:hover {
  color: #0084ff;
}


.header.fixed {
  background-color: rgba(0, 0, 0, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  z-index: 9999; 
}


.nav-list .submenu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background-color: rgba(20, 20, 20, 0.98);
  border: 1px solid #444;
  border-radius: 6px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
  list-style: none;
  padding: 12px 0;
  margin: 8px 0 0;
  display: none;
  min-width: 160px;
  z-index: 10000;
  backdrop-filter: blur(10px);
  text-align: center;
  transition: opacity 0.3s ease, transform 0.3s ease;
  opacity: 0;
  visibility: hidden;
}


.nav-list li.has-submenu:hover .submenu {
  display: block;
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}


.nav-list .submenu li {
  transition: background-color 0.2s;
  border-bottom: none !important; 
}

.nav-list .submenu li a {
  font-size: 14px;
  color: #eee;
  padding: 10px 25px;
  text-align: center;
  white-space: nowrap;
}

.nav-list .submenu li a:hover {
  color: #fff;
  background-color: #48494a;
}


.nav-list li a.active {
  color: #0084ff !important;
}

.nav-list .submenu li a.active {
  color: #fff !important;
  background: #48494a;
}

.nav-list > li > a:hover::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  background-color: #0084ff;
  border-radius: 2px;
}

.nav-list > li > a.active::after,
.nav-list > li.has-submenu:hover > a::after {
  display: none; 
}


.hamburger {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1002;
  position: relative;
  padding: 10px;
}

.hamburger-line {
  display: block;
  width: 60px;
  height: 6px;
  background-color: #fff;
  margin: 10px 0;
  transition: all 0.3s ease;
  border-radius: 2px;
}


.menu-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 10; 
  opacity: 0;
  transition: opacity 0.3s ease;
}

.menu-overlay.active {
  display: block;
  opacity: 1;
}


@media (max-width: 1023px) {
  .nav-list li.has-submenu:hover .submenu {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateX(0) translateY(0);
}

  .hamburger {
    display: block;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
  }

  
  .logo {
    margin-right: auto;
  }

 
  .nav-menu {
    position: fixed;
    top: 0;
    right: -300px; 
    width: 300px;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.98);
    z-index: 1000;
    transition: right 0.3s ease;
    overflow-y: auto;
    padding-top: 70px; 
  }

 
  .nav-menu.open {
    right: 0;
    aria-expanded: "true";
  }

 
  .nav-menu .nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: 0;
    gap: 0;
    height: auto;
  }

  .nav-list li {
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-list li:last-child {
    border-bottom: none;
  }

  .nav-menu .nav-list a {
    padding: 15px 20px; 
    font-size: 16px;
  }

 
  .nav-list .submenu {
    position: static; 
    transform: none;
    width: 100%;
    border: none;
    border-radius: 0;
    box-shadow: none;
    margin: 0;
    background-color: rgba(40, 40, 40, 0.98);
    display: none;
    opacity: 1;
    visibility: visible;
    padding: 0;
  }


  .nav-list li.has-submenu.active .submenu {
    display: block;
    aria-hidden: "false";
  }


  .nav-list li.has-submenu > a::after {
    content: "▶";
    float: right;
    margin-left: 8px;
    font-size: 12px;
    transition: transform 0.3s ease;
  }

  .nav-list li.has-submenu.active > a::after {
    content: "▼";
    transform: rotate(0);
  }


  .nav-list .submenu li a {
    text-align: left;
    padding: 12px 20px 12px 40px; 
    font-size: 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .hamburger.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(10px, 10px);
  }

  .hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
  }

  .hamburger.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(10px, -10px);
  }
}

/*分页页码样式*/
.pagination {
  display: inline-block;
  padding-left: 0;
  margin: 20px auto;
  border-radius: 4px; }

.pagination > li {
  display: inline;  }

.pagination > li > a,
.pagination > li > span {
  position: relative;
  float: left;
  padding: 4px 12px;
  line-height: 1.42857143;
  color: #000;
  text-decoration: none;
  background-color: #fff;
  border: 1px solid #ddd;
  border-radius: 3px;
  margin: 0 2px; }

.theme-black .pagination > li > a,
.theme-black .pagination > li > span {
  color: #fff;
  padding: 6px 12px;
  background: #3f4649;
  border: none; }

.pagination > li:first-child > a,
.pagination > li:first-child > span {
  margin-left: 0;
  border-top-left-radius: 4px;
  border-bottom-left-radius: 4px; }

.pagination > li:last-child > a,
.pagination > li:last-child > span {
  border-top-right-radius: 4px;
  border-bottom-right-radius: 4px; }

.pagination > li > a:hover,
.pagination > li > span:hover,
.pagination > li > a:focus,
.pagination > li > span:focus {
  z-index: 2;
  color: #000;
  background-color: #eee;
  border-color: #ddd; }

.pagination > .active > a,
.pagination > .active > span,
.pagination > .active > a:hover,
.pagination > .active > span:hover,
.pagination > .active > a:focus,
.pagination > .active > span:focus {
  z-index: 3;
  color: #fff;
  cursor: default;
  background-color: #000;
  border-color: #000; }

.theme-black .pagination > .active > a,
.theme-black .pagination > .active > span,
.theme-black .pagination > .active > a:hover,
.theme-black .pagination > .active > span:hover,
.theme-black .pagination > .active > a:focus,
.theme-black .pagination > .active > span:focus {
  z-index: 3;
  color: #fff;
  cursor: default;
  background-color: #000;
  border-color: #000; }

.pagination > .disabled > span,
.pagination > .disabled > span:hover,
.pagination > .disabled > span:focus,
.pagination > .disabled > a,
.pagination > .disabled > a:hover,
.pagination > .disabled > a:focus {
  color: #777;
  cursor: not-allowed;
  background-color: #fff;
  border-color: #ddd; }

.pagination-lg > li > a,
.pagination-lg > li > span {
  padding: 10px 16px;
  font-size: 18px;
  line-height: 1.3333333; }

.pagination-lg > li:first-child > a,
.pagination-lg > li:first-child > span {
  border-top-left-radius: 6px;
  border-bottom-left-radius: 6px; }

.pagination-lg > li:last-child > a,
.pagination-lg > li:last-child > span {
  border-top-right-radius: 6px;
  border-bottom-right-radius: 6px; }

.pagination-sm > li > a,
.pagination-sm > li > span {
  padding: 5px 10px;
  font-size: 12px;
  line-height: 1.5; }

.pagination-sm > li:first-child > a,
.pagination-sm > li:first-child > span {
  border-top-left-radius: 3px;
  border-bottom-left-radius: 3px; }

.pagination-sm > li:last-child > a,
.pagination-sm > li:last-child > span {
  border-top-right-radius: 3px;
  border-bottom-right-radius: 3px; }

.pagination-total {
  height: 32px;
  margin-top: 20px;
  margin-bottom: 20px; }
.pagination-total .am-vertical-align-middle {
  font-size: 1.4rem; }
.tpage{text-align: center;padding-top: 20px}
.page1{display: inline-block}
.norecord{text-align: center;padding: 30px}
.pdetail{line-height: 1.8em;max-width: 1200px;}
.pdetail img{max-width: 100%;display: block;margin: 0 auto}