@charset "UTF-8";
/* CSS Document */
/*  */

.zhuanti-hero {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('../image/zhuantibanner.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 80px 20px;
    text-align: center;
    margin-bottom: 50px;
}

.zhuanti-content {
    max-width: 800px;
    margin: 0 auto;
}

.zhuanti-content h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
	animation: fadeInDown 1s ease;
}

.zhuanti-content p {
    font-size: 1.2em;
    opacity: 0.9;
	animation: fadeInUp 1s ease 0.3s both;
}

section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

/* section */
.intro-section.animate {
    opacity: 1;
    transform: translateY(0);
    animation: fadeInDown 0.8s ease-out forwards;
}

.advantages-section.animate {
    opacity: 1;
    transform: translateY(0);
    animation: fadeInLeft 0.8s ease-out forwards;
}

.specs-section.animate {
    opacity: 1;
    transform: translateY(0);
    animation: fadeInRight 0.8s ease-out forwards;
}

.cases-section.animate {
    opacity: 1;
    transform: translateY(0);
    animation: zoomIn 0.8s ease-out forwards;
}

.video-section.animate {
    opacity: 1;
    transform: translateY(0);
    animation: flipInX 0.8s ease-out forwards;
}

.news-section.animate {
    opacity: 1;
    transform: translateY(0);
    animation: rotateIn 0.8s ease-out forwards;
}

/*  */
.zhuanti-header {
    opacity: 0;
    transform: translateY(-50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.zhuanti-header.animate {
    opacity: 1;
    transform: translateY(0);
    animation: fadeInDown 0.8s ease-out forwards;
}

.ztmain{width: 100%; background-color: #efefef;}
.ztmain a{text-decoration: none;}
.a{ text-decoration:none;}
.zhuantiweb {    
    width: 80%;
	padding-top:20px;  
    margin: auto;  
    display: flex;  
    flex-wrap: wrap;  
    justify-content: space-between;  
} 
 
.page_menu {
  width: 100%;
  margin-bottom:20px;
}

.page_menu ul {
  width: 100%;
  display: block;
  text-align: center;
}

.page_menu ul li {
  display: -moz-inline-stack;
  display: inline-block;
  vertical-align: middle;
  *vertical-align: auto;
  zoom: 1;
  *display: inline;
  margin: 0 5px;
  border-radius: 5px;
  background-color:#FFF;
  box-shadow: 0px 1px 10px 1px #eee;
}

.page_menu ul li a {
  font-size: 14px;
  display: block;
  color: #333;
  padding: 8px 20px;
  transition: 1s;
  border: 1px solid #fff;
  border-radius: 5px;
}
.page_menu ul li a.active {
  background: #00A2E9;
  border: 1px solid #00A2E9;
  color: #fff;
  transition: 1s;
}

.page_menu ul li:hover a {
  background: #00A2E9;
  border: 1px solid #00A2E9;
  color: #fff;
  transition: 1s;
}

  
.item {  
    width: calc(25% - 20px);  
    margin-bottom: 20px;  
    background-color:#fff;  
    transition: background-color 0.3s;  
    position: relative;  
    overflow: hidden; 
	height:440px; 
	border-radius:10px; 
	box-shadow: 0 4px 8px 0 rgba(128, 128, 128, 0.5); /*  0 4px 8px 0 */

}  


  
.txt {  
    padding: 10px;  
    text-align: center;  
    transition: transform 0.3s;  
    z-index: 2;  
}  
  
.txt h2 {  
    margin: 5px;
	font-size:24px;
	color: #333;  
    transition: color 0.3s;  
}  
  
.txt p {  
    margin: 5px 0;  
    color: #999;  
    transition: color 0.3s; 
	}  

.txt .button-link{
	  display:none !important;
      display: inline-block;
      padding: 10px 10px;
      text-decoration: none;
      color:#000;
      background-color: #fff;
      border: 2px solid #fff;
      border-radius: 5px;
	  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
      text-align: center;
}     

  
  
.pic {  
    width: 100%;  
    height: auto; /*  */  
    position: absolute;  
    bottom: 0;  
    left: 0;  
    right: 0;  
    transition: transform 0.3s;  
    z-index: 1;  
}  
  
.pic img {  
    width: 100%;  
    height: auto;  
}  
  
.item:hover {  
    background-color: #00A2E9;  
}  
  
.item:hover .txt h2,  
.item:hover .txt p {  
    color: white;  
}  
 
.item:hover .txt .button-link { display:block !important;}  

.item:hover .txt {  
  transform:translateY(115%);  
}  
  
  
.item:hover .pic {  
   transform:translateY(-67%);  
    z-index: 3;  
}  
  
/*  (768px-1024px) */
@media (min-width: 768px) and (max-width: 1024px) {
    .zhuantiweb {
        width: 90%;
    }
    .item {
        width: calc(33.33% - 20px);
        height: 400px;
    }
    .txt h2 {
        font-size: 20px;
    }
    .txt p {
        font-size: 14px;
    }
}

/*  (<768px) */
@media (max-width: 767px) {
    .zhuantiweb {
        width: 95%;
        padding-top: 10px;
    }
    .item {
        width: calc(100% - 20px);
        height: 350px;
        margin-bottom: 15px;
    }
    .txt {
        padding: 8px;
    }
    .txt h2 {
        font-size: 18px;
        margin: 3px 0;
    }
    .txt p {
        font-size: 13px;
        margin: 3px 0;
        display: none; /*  */
    }
    .page_menu ul li {
        margin: 0 2px;
    }
    .page_menu ul li a {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    /*  */
    .item:hover .txt {
        transform: translateY(100%);
    }
    .item:hover .pic {
        transform: translateY(-60%);
    }
}

/*  (<480px) */
@media (max-width: 480px) {
    .item {
        height: 300px;
    }
    .txt h2 {
        font-size: 16px;
    }
    .page_menu ul li a {
        padding: 4px 8px;
    }
}

/*  */
html, body {
    margin: 0;
    padding: 0;
}

/*  */
.container {
    width: 80%;
    margin: 0 auto;
    padding: 0 15px;
}

/*  */
.zhuanti-header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    margin: 0;
    padding: 0;
}

.header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 0;
}

.logo img {
    height: 50px;
}

.main-nav ul {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav li {
    margin: 0 10px;
}

.main-nav a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.main-nav a:hover {
    color: #00A2E9;
}

.header-right {
    display: flex;
    align-items: center;
}

.phone {
    margin-right: 20px;
    font-weight: 500;
}

.mobile-menu-toggle {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    display: none;
    color: #333;
}

/*  */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background: #fff;
    box-shadow: -5px 0 15px rgba(0,0,0,0.1);
    transition: right 0.3s ease-in-out;
    z-index: 1001;
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-content {
    padding: 30px;
}

.mobile-logo {
    text-align: center;
    margin-bottom: 30px;
}

.mobile-logo img {
    height: 40px;
}

.mobile-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-nav li {
    margin-bottom: 15px;
}

.mobile-nav a {
    display: block;
    padding: 10px;
    color: #333;
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid #eee;
}

.mobile-nav a:hover {
    color: #00A2E9;
}

.mobile-phone {
    margin-top: 30px;
    text-align: center;
    font-weight: 500;
    color: #333;
}

/*  */
@media (max-width: 1024px) {
    .main-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .header-right {
        display: flex;
        align-items: center;
    }
    
    .phone {
        display: none;
    }
}


/*  */
.section-title {
    text-align: center;
    margin-bottom: 40px;
}

.section-title h2 {
    font-size: 32px;
    color: #333;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 3px;
    background: #00A2E9;
}

/*  */
.intro-section {
    padding: 80px 0;
    background: #f9f9f9;
    width: 100%;
}

.intro-content {
    display: flex;
    align-items: flex-start; /*  */
    justify-content: space-between;
    width: 100%;
    margin: 0 auto;
}

.intro-text {
    flex: 1;
    padding-right: 30px;
}

.intro-text h1 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #333;
}

.intro-text p {
    font-size: 16px;
    line-height: 2.5;
	height:2;
    color: #666;
    margin-bottom: 30px;
}

.intro-contact {
    display: flex;
    align-items: center;
}

.intro-contact p {
    margin-right: 20px;
    font-weight: 500;
}

.intro-contact p a{
    background: #00A2E9;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s; 
	text-decoration:none;
	}


.video-btn {
    background: #00A2E9;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s;
}

.video-btn:hover {
    background: #0088c7;
}

.intro-image {
    flex: 1;
}

.intro-image img {
    width: 100%;
	height:auto;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/*  */
.advantages-section {
    padding: 80px 0;
    background: #fff;
    width: 100%;
}

.advantages-content {
    display: flex;
    align-items: flex-start; /*  */
    gap: 30px;
    width: 100%;
    margin: 0 auto;
}

.advantages-image {
    width:40%;
}

.advantages-image img{
    width:100%; height:auto;
}

.advantages-tabs {
   width:60%;
}
.advantages-tabs h2{
    font-size: 32px;
    margin-bottom: 20px;
    color: #333;
}

.tab-content p{
	font-size: 16px;
    line-height: 50px;
    height: 50px;
    color: #666;
    margin-bottom: 30px;}

.tab-titles {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.tab-btn {
    padding: 10px 20px;
    background: #f0f0f0;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.tab-btn.active {
    background: #00A2E9;
    color: white;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

/*  */
@media (max-width: 1024px) {
    .intro-content {
        flex-direction: column;
    }
    .intro-text {
        padding-right: 0;
        margin-bottom: 30px;
    }
    .intro-image {
        width: 100%;
    }
    .main-nav {
        display: none;
    }
}

@media (max-width: 768px) {
    .section-title h2 {
        font-size: 28px;
    }
    .intro-text h1 {
        font-size: 30px;
    }
    .intro-text p {
        line-height: 1.8;
        height: auto;
        margin-bottom: 15px;
    }
    .intro-contact {
        flex-direction: column;
        align-items: flex-start;
    }
    .intro-contact p {
        margin-bottom: 15px;
    }
    
    /* advantages */
    .advantages-content {
        flex-direction: column;
    }
    .advantages-image {
        width: 100%;
    }
    .advantages-image img {
        width: 100%;
        height: auto;
    }
    .advantages-tabs {
        width: 100%;
    }
    .tab-content p {
        line-height: 1.6;
        height: auto;
        margin-bottom: 15px;
    }
}

@media (max-width: 480px) {
    .section-title h2 {
        font-size: 24px;
    }
    .intro-text h1 {
        font-size: 26px;
    }
}

/*  */
.cases-section {
    padding: 80px 0;
    background: #fff;
    width: 100%;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    width: 100%;
    
    margin: 0 auto;
}

.case-item {
    background: #f9f9f9;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.case-item:hover {
    transform: translateY(-5px);
}

.case-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.case-item h3 {
    padding: 15px;
    text-align: center;
    color: #333;
    font-size: 18px;
}

.case-item {
    background: #f9f9f9;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.case-item:hover {
    transform: translateY(-5px);
}

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

.case-item h3 {
    padding: 15px;
    text-align: center;
    color: #333;
    font-size: 18px;
}

/*  */
.news-section {
    padding: 80px 0;
    background: #f9f9f9;
    width: 100%;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    width: 100%;
    
    margin: 0 auto;
}

.news-item {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.news-item:hover {
    transform: translateY(-5px);
}

.news-item h3 {
    font-size: 18px;
    color: #333;
    margin-bottom: 10px;
}

.news-date {
    color: #777;
    font-size: 14px;
}

.news-item {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.news-item h3 {
    font-size: 18px;
    color: #333;
    margin-bottom: 10px;
}

.news-date {
    color: #777;
    font-size: 14px;
}

/*  */
.video-section {
    padding: 80px 0;
    background: #fff;
    width: 100%;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 */
    height: 0;
    overflow: hidden;
    width: 100%;
    
    margin: 0 auto;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/*  */
.specs-section {
    padding: 80px 0;
    background: #f9f9f9;
    width: 100%;
}

.specs-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
    width: 100%;
    margin: 0 auto;
    text-align: center;
    padding: 20px 0;
}

.specs-content img {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/*  */
@media (max-width: 1024px) {
    .specs-content img {
        max-width: 90%;
    }
}

@media (max-width: 768px) {
    .specs-content img {
        max-width: 100%;
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .specs-content img {
        max-width: 100%;
    }
}




/*  */


/*  */
@media (max-width: 1024px) {
    .cases-grid,
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    
}

@media (max-width: 768px) {
    .cases-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .case-item img {
        height: auto;
    }
}

/*  */
.main-footer {
    background-color: #1A3C6E;
    padding: 60px 0 0;
    color: #FFF;
    font-size: 14px;
    line-height: 1.6;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

.footer-col h3 {
    font-size: 18px;
    color: #FFF;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: #006ABB;
}

.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: #FFF;
    transition: color 0.3s;
	text-decoration:none;
}

.footer-col ul li a:hover {
    color: #FFF;
}

.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: #e1e1e1;
    border-radius: 50%;
    color: #666;
    transition: all 0.3s;
}

.footer-social a:hover {
    background: #006ABB;
    color: white;
}

.footer-bottom {
	background-color: rgba(0,0,0,0.2);
    text-align: center;
    padding: 20px 0;
    font-size: 13px;
    color: #FFF;
}

.footer-bottom a {
    text-decoration: none;
    color: #FFF;
}

/*  */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-col {
        margin-bottom: 30px;
    }
    
    .footer-col:last-child {
        margin-bottom: 0;
    }
}