/*--------------------------------------------------------------
# General
--------------------------------------------------------------*/
body {
  background: #fff;
  color: #666666;
  font-family: "Open Sans", sans-serif;
  padding: 0px;
}

a {
  color: #39afe5;
  transition: 0.5s;
}

a:hover, a:active, a:focus {
  color: #18d36e;
  outline: none;
  text-decoration: none;
}

p {
  padding: 0;
  margin: 0 0 30px 0;
}

h1, h2, h3, h4, h5, h6 {
  font-family: "Montserrat", sans-serif;
  font-weight: 400;
  margin: 0 0 20px 0;
  padding: 0;
}

/* Back to top button */
.back-to-top {
  position: fixed;
  display: none;
  background: #39afe5;
  color: #fff;
  display: inline-block;
  width: 44px;
  height: 44px;
  text-align: center;
  line-height: 1;
  font-size: 16px;
  border-radius: 50%;
  right: 15px;
  bottom: 15px;
  transition: background 0.5s;
  z-index: 11;
}

.back-to-top i {
  padding-top: 12px;
  color: #fff;
}

@media (max-width: 768px) {
  .back-to-top {
    bottom: 15px;
  }
}

/*--------------------------------------------------------------
# Header
--------------------------------------------------------------*/
#header {
  padding: 30px 0;
  height: 92px;
  position: fixed;
  left: 0;
  top: 0;
  right: 0;
  transition: all 0.5s;
  z-index: 997;
}

#header.header-scrolled {
  background: #253256ed;
  padding: 20px 0;
  height: 72px;
  transition: all 0.5s;
}

#header #logo {
  float: left;
}

@media (min-width: 1024px) {
  #header #logo {
    padding-left: 60px;
  }
}

#header #logo h1 {
  font-size: 34px;
  margin: 0;
  padding: 0;
  line-height: 1;
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  letter-spacing: 3px;
}

#header #logo h1 a, #header #logo h1 a:hover {
  color: #fff;
  padding-left: 10px;
}

#header #logo img {
  padding: 0;
  margin: 0;
  width: 60%;
}

@media (max-width: 768px) {
  #header #logo h1 {
    font-size: 28px;
  }
  #header #logo img {
    max-height: 40px;
  }
}
.chs{text-indent:-9999px;height:0;line-height:0;font-size:0;overflow:hidden;}
/*--------------------------------------------------------------
# Intro Section
--------------------------------------------------------------*/
#intro {
  display: table;
  width: 100%;
  height: 100vh;
  background: #000;
}

#intro .carousel-item {
  width: 100%;
  height: 100vh;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.bg-img{
  width: 100%;
  height:100vh;
  position: absolute;
  top:0;
  z-index: 1;
}

#intro .carousel-item::before {
  content: '';
  background-color: rgba(0, 0, 0, 0.7);
  position: absolute;
  z-index: 2;
  height: 100%;
  width: 100%;
  top: 0;
  right: 0;
  left: 0;
  bottom: 0;
}

#intro .carousel-container {
  display: flex;
  justify-content: center;
  align-items: center;
  position: absolute;
  z-index: 3;
  bottom: 0;
  top: 0;
  left: 0;
  right: 0;
}

#intro .carousel-content {
  text-align: center;
}

#intro h2 {
  color: #fff;
  margin-bottom: 30px;
  font-size: 48px;
  font-weight: 700;
}

@media (max-width: 768px) {
  #intro h2 {
    font-size: 28px;
  }
}

#intro p {
  width: 80%;
  margin: 0 auto 30px auto;
  color: #fff;
}

@media (min-width: 1024px) {
  #intro p {
    width: 60%;
  }
}

#intro .carousel-fade .carousel-inner .carousel-item {
  -webkit-transition-property: opacity;
  transition-property: opacity;
}

#intro .carousel-fade .carousel-inner .carousel-item,
#intro .carousel-fade .carousel-inner .active.carousel-item-left,
#intro .carousel-fade .carousel-inner .active.carousel-item-right {
  opacity: 0;
}

#intro .carousel-fade .carousel-inner .active,
#intro .carousel-fade .carousel-inner .carousel-item-next.carousel-item-left,
#intro .carousel-fade .carousel-inner .carousel-item-prev.carousel-item-right {
  opacity: 1;
  transition: 0.5s;
}

#intro .carousel-fade .carousel-inner .carousel-item-next,
#intro .carousel-fade .carousel-inner .carousel-item-prev,
#intro .carousel-fade .carousel-inner .active.carousel-item-left,
#intro .carousel-fade .carousel-inner .active.carousel-item-right {
  left: 0;
  -webkit-transform: translate3d(0, 0, 0);
  transform: translate3d(0, 0, 0);
}

#intro .carousel-control-prev, #intro .carousel-control-next {
  width: 10%;
}

@media (min-width: 1024px) {
  #intro .carousel-control-prev, #intro .carousel-control-next {
    width: 5%;
  }
}

#intro .carousel-control-next-icon, #intro .carousel-control-prev-icon {
  background: none;
  font-size: 32px;
  line-height: 1;
}

#intro .carousel-indicators li {
  cursor: pointer;
}

#intro .btn-get-started {
  font-family: "Montserrat", sans-serif;
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 1px;
  display: inline-block;
  padding: 8px 32px;
  border-radius: 50px;
  transition: 0.5s;
  margin: 10px;
  color: #fff;
  background: #39afe5;
}

#intro .btn-get-started:hover {
  background: #fff;
  color: #39afe5;
}

/*--------------------------------------------------------------
# Navigation Menu
--------------------------------------------------------------*/
/* Nav Menu Essentials */
.nav-menu, .nav-menu * {
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-menu ul {
  position: absolute;
  display: none;
  top: 100%;
  left: 0;
  z-index: 99;
}

.nav-menu li {
  position: relative;
  white-space: nowrap;
}

.nav-menu > li {
  float: left;
}

.nav-menu li:hover > ul,
.nav-menu li.sfHover > ul {
  display: block;
}

.nav-menu ul ul {
  top: 0;
  left: 100%;
}

.nav-menu ul li {
  min-width: 180px;
}

/* Nav Menu Arrows */
.sf-arrows .sf-with-ul {
  padding-right: 30px;
}

.sf-arrows .sf-with-ul:after {
  content: "\f107";
  position: absolute;
  right: 15px;
  font-family: FontAwesome;
  font-style: normal;
  font-weight: normal;
}

.sf-arrows ul .sf-with-ul:after {
  content: "\f105";
}

/* Nav Meu Container */
#nav-menu-container {
  float: right;
  margin: 0;
}

@media (min-width: 1024px) {
  #nav-menu-container {
    padding-right: 60px;
  }
}

@media (max-width: 768px) {
  #nav-menu-container {
    display: none;
  }
}

/* Nav Meu Styling */
.nav-menu a {
  padding: 0 8px 10px 8px;
  text-decoration: none;
  display: inline-block;
  color: #fff;
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: 13px;
  text-transform: uppercase;
  outline: none;
}

.nav-menu li:hover > a, .nav-menu > .menu-active > a {
  color: #39afe5;
}

.nav-menu > li {
  margin-left: 10px;
}

.nav-menu ul {
  margin: 4px 0 0 0;
  padding: 10px;
  box-shadow: 0px 0px 30px rgba(127, 137, 161, 0.25);
  background: #fff;
}

.nav-menu ul li {
  transition: 0.3s;
}

.nav-menu ul li a {
  padding: 10px;
  color: #333;
  transition: 0.3s;
  display: block;
  font-size: 13px;
  text-transform: none;
}

.nav-menu ul li:hover > a {
  color: #39afe5;
}

.nav-menu ul ul {
  margin: 0;
}

/* Mobile Nav Toggle */
#mobile-nav-toggle {
  position: fixed;
  right: 0;
  top: 0;
  z-index: 999;
  margin: 20px 20px 0 0;
  border: 0;
  background: none;
  font-size: 24px;
  display: none;
  transition: all 0.4s;
  outline: none;
  cursor: pointer;
}

#mobile-nav-toggle i {
  color: #fff;
}

@media (max-width: 768px) {
  #mobile-nav-toggle {
    display: inline;
  }
}

/* Mobile Nav Styling */
#mobile-nav {
  position: fixed;
  top: 0;
  padding-top: 18px;
  bottom: 0;
  z-index: 998;
  background: rgba(0, 0, 0, 0.8);
  left: -260px;
  width: 260px;
  overflow-y: auto;
  transition: 0.4s;
}

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

#mobile-nav ul li {
  position: relative;
}

#mobile-nav ul li a {
  color: #fff;
  font-size: 13px;
  text-transform: uppercase;
  overflow: hidden;
  padding: 10px 22px 10px 15px;
  position: relative;
  text-decoration: none;
  width: 100%;
  display: block;
  outline: none;
  font-weight: 700;
  font-family: "Montserrat", sans-serif;
}

#mobile-nav ul li a:hover {
  color: #fff;
}

#mobile-nav ul li li {
  padding-left: 30px;
}

#mobile-nav ul .menu-has-children i {
  position: absolute;
  right: 0;
  z-index: 99;
  padding: 15px;
  cursor: pointer;
  color: #fff;
}

#mobile-nav ul .menu-has-children i.fa-chevron-up {
  color: #39afe5;
}

#mobile-nav ul .menu-has-children li a {
  text-transform: none;
}

#mobile-nav ul .menu-item-active {
  color: #39afe5;
}

#mobile-body-overly {
  width: 100%;
  height: 100%;
  z-index: 997;
  top: 0;
  left: 0;
  position: fixed;
  background: rgba(0, 0, 0, 0.7);
  display: none;
}

/* Mobile Nav body classes */
body.mobile-nav-active {
  overflow: hidden;
}

body.mobile-nav-active #mobile-nav {
  left: 0;
}

body.mobile-nav-active #mobile-nav-toggle {
  color: #fff;
}

/*--------------------------------------------------------------
# Sections
--------------------------------------------------------------*/
/* Sections Header
--------------------------------*/
.section-header h3 {
  font-size: 32px;
  color: #111;
  text-transform: uppercase;
  text-align: center;
  font-weight: 700;
  position: relative;
  padding-bottom: 15px;
}

.section-header h3::before {
  content: '';
  position: absolute;
  display: block;
  width: 120px;
  height: 1px;
  background: #ddd;
  bottom: 1px;
  left: calc(50% - 60px);
}

.section-header h3::after {
  content: '';
  position: absolute;
  display: block;
  width: 40px;
  height: 3px;
  background: #39afe5;
  bottom: 0;
  left: calc(50% - 20px);
}

.section-header p {
  text-align: center;
  padding-bottom: 30px;
  color: #333;
}

/* Section with background
--------------------------------*/
.section-bg {
  background: #f7f7f7;
}



/* About Us Section
--------------------------------*/
#about {
  background: url("../img/about-bg.jpg") center top no-repeat fixed;
  background-size: cover;
  padding: 60px 0 40px 0;
  position: relative;
}

#about::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.92);
  z-index: 9;
}

#about .container {
  position: relative;
  z-index: 10;
}

#about .about-col {
  background: #fff;
  border-radius: 0 0 4px 4px;
  box-shadow: 0px 2px 12px rgba(0, 0, 0, 0.08);
  margin-bottom: 20px;
  padding-bottom:20px;
}

#about .about-col .img {
  position: relative;
}

#about .about-col .img img {
  border-radius: 4px 4px 0 0;
}

#about .about-col .icon {
  width: 64px;
  height: 64px;
  padding-top: 8px;
  text-align: center;
  position: absolute;
  background-color: #39afe5;
  border-radius: 50%;
  text-align: center;
  border: 4px solid #fff;
  left: calc( 50% - 32px);
  bottom: -30px;
  transition: 0.3s;
}

#about .about-col i {
  font-size: 36px;
  line-height: 1;
  color: #fff;
  transition: 0.3s;
}

#about .about-col:hover .icon {
  background-color: #fff;
}

#about .about-col:hover i {
  color: #39afe5;
}

#about .about-col h2 {
  color: #000;
  text-align: center;
  font-weight: 700;
  font-size: 20px;
  padding: 0;
  margin: 40px 0 12px 0;
}

#about .about-col h2 a {
  color: #000;
}

#about .about-col h2 a:hover {
  color: #39afe5;
}

#about .about-col p {
  font-size: 14px;
  line-height: 24px;
  color: #333;
  margin-bottom: 0;
  padding: 0 20px 0px 20px;
}

/* Services Section
--------------------------------*/
#services{
  padding-top:60px;
}
.services-section{
    background-color: #f7f7f7;
}
/*.services-box{
  background-color: #ccc;
  padding: 0;
}
.services-icon-box{

  padding: 20px 0;
  margin-bottom:20px;
}
 .services-box.act{
  padding: 15px 20px;
  margin:-15px -20px;
  background-color: #00c1de;
    background-image: linear-gradient(-225deg,#00c1de 0,#1c90f6 100%);
    z-index:9;
    transition: all .3s cubic-bezier(.4,0,.2,1);
    box-shadow: 0 2px 8px 0 rgba(32,36,39,.3);
} */

/* .services-p{
  background: #f5f5f5;
}
.services-box.act .services-p{
  background: #fff;
} */
.single-services{
    color: #666;
}
.servise-icon{
    width: 100px;
    height: 100px;
    color: #39afe5;
    font-size: 65px;
    margin: 0 auto;
    display: inline-table;
    text-align: center;
    margin-bottom: 20px;
    -webkit-transition: all 0.5s ease-in-out;
    transition: all 0.5s ease-in-out;

}
.servise-icon img{
  width: 100%;
  display: block;
}
/* .services-box.act .servise-icon, .services-box.act .single-services h4{
  color:#fff;
} */
.servise-icon i{
    display: table-cell;
    vertical-align: middle;
}
.single-services h4{
    font-size: 20px;
    font-weight: 500;
    text-transform: capitalize;
}
.single-services p{
    font-weight: 300;
    font-size: 16px;
}
.single-services p:first-child{
  margin-bottom: 10px;
}
/* Call To Action Section
--------------------------------*/
#demo {
  /* background: linear-gradient(rgba(0, 142, 99, 0.1), rgba(0, 0, 0, 0.1)), url(../img/demo.png) fixed center center;
  background-size: cover; */
  padding: 60px 0;
}
#demo .demo-img{
  margin-bottom: 30px;
  height: 186px;
}


/* Offices Section
--------------------------------*/
#Offices {
  padding: 60px 0;
}
.no-gutter [class*="col-"] {
  padding-left: 0px;
  padding-right: 0px;
}

.recent-work-wrap {
position: relative;

}
.table-cell {
display: table-cell;
vertical-align: middle;
}

.recent-work-wrap img{
width: 100%;
}

.recent-work-wrap .recent-work-inner{
top: 0;
background: transparent;
opacity: 1;
-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=80)";
width: 100%;
border-radius: 0;
margin-bottom: 0;
  height: 100%;
  display: table;
  text-align: center;
}
.recent-work-inner .table-cell {
display: table-cell;
vertical-align: middle;
}

.recent-work-wrap .recent-work-inner h3{
margin: 10px 0;
  font-size: 20px;
  color: #fff;
}
.recent-work-wrap .recent-work-inner p{
  font-weight: 500;
  color: #fff;
}

.recent-work-wrap .overlay {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
opacity: 0;
-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=0)";
border-radius: 0;
background: rgba(63, 178, 223, 0.904);
color: #fff;
vertical-align: middle;
-webkit-transition: opacity 500ms;
transition: opacity 500ms;
padding: 30px;
}
.recent-work-wrap .overlay .preview {
background: transparent none repeat scroll 0 0;
border-radius: 0;
bottom: 0;
color: #fff;
display: inline-block;
font-size: 35px;
text-align: center;
}

.recent-work-wrap:hover .overlay {
opacity: 1;
-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=100)";
}


/* Contact Section
--------------------------------*/
.contact-info-section{
  padding:50px 0 120px 0;
  position: relative;
  background: url(../img/contact-bg.jpg) no-repeat; /*** contact-info-section background image ***/
  background-size: cover;
  background-position: center center;
  z-index: 1;
}

.contact-info-section .section-title h2{
  color: #fff;
}
.contact-info-section .section-title p{
  color: #f7f7f7;
}
.contact-info-section:before{
  position: absolute;
  content: "";
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #253256f2;
  opacity: .7;
  -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=70)";
  z-index: -1;
}
.contact-form .form-group{
  margin-bottom: 25px;
}

form {
  margin:0
}
form label {
  font-size: 20.8px;
  font-size:1.3rem;
  line-height: 20.8px;
  line-height:1.3rem;
  font-size:13px;
  line-height:13px;
  color:#e6e6e1;
}
form label.error {
  margin-bottom:0;
  font-size: 19.2px;
  font-size:1.2rem;
  line-height: 19.2px;
  line-height:1.2rem;
  font-size:12px;
  line-height:12px;
  color:#c0392b
}
form input[type="text"], form textarea {
  margin-bottom:0.25em;
  font-family:"Inconsolata", sans-serif;
  line-height: 22.4px;
  line-height:1.4rem;
  font-size:14px;
  color: #666;
  line-height:16px;
  width: 100%;
  padding: 12px 12px;
  box-shadow:none;
  -moz-box-shadow:none;
  -webkit-box-shadow:none;
  background:#fff;
  border: 2px solid transparent;
  border-radius:0.2em;
}
form textarea{
  height: 150px;
  resize:none;
}
form input[type="submit"] {
  background: #39afe5;
  display: inline-block;
  padding: 14px 45px;
  font-size: 20px;
  font-weight: 700;
  text-transform: uppercase;
  color: #fff;
  border: none;
  border-radius: 100px;
}
form input[type="submit"]:hover{
  background: #fff;
  color: #4b4c4d;
}
form input[type="text"]:focus, form textarea:focus {
  border-color:#191919;
  box-shadow:none;
  -moz-box-shadow:none;
  -webkit-box-shadow:none
}
form input[type="text"][disabled], form textarea[disabled] {
  background:#fff
}
form input[type="text"].error, form textarea.error {
  background:#e6e6e6;
  border-color:#c0392b
}
fieldset {
  border:0px;
  margin:0;
  padding:0
}
.required {
  color:#e9266d
}
#success, #error {
  display:none
}
#success span, #erro span {
  display:block;
  position:absolute;
  top:0;
  width:100%
}
#success span , #error span  {
  margin-top:6em
}
#success span  {
color:#9bd32d;
}
#error span  {
color:#c0392b;
}
.full-adress{
  margin-left: 0px;
  margin-bottom:20px;
}

.full-adress h3{
  font-size: 22px;
  font-weight: 500;
  color: #f7f7f7;
  border-bottom: 1px solid #39afe5;
  padding-bottom: 10px;
}
.full-adress p.adress{
  position: relative;
  padding-left: 40px;
  margin-bottom: 15px;
  font-size: 14px;
  line-height: 24px;
  color: #fff;
}
.full-adress p.adress:before{
  position: absolute;
  content: "\f041";
  font-family: "FontAwesome";
  top: 0;
  left: 0;
}
.full-adress p.phone{
  position: relative;
  padding-left: 40px;
  margin-bottom: 15px;
  font-size: 14px;
  line-height: 24px;
  color: #fff;
}
.full-adress p.phone:before{
  position: absolute;
  content: "\f095";
  font-family: "FontAwesome";
  top: 0;
  left: 0;
}
.full-adress p.phone a{
  text-decoration: none;
  color: #fff;
}
.full-adress p.mail{
  position: relative;
  padding-left: 40px;
  margin-bottom: 15px;
  line-height: 24px;
  color: #fff;
}
.full-adress p.mail:before{
  position: absolute;
  content: "\f003 ";
  font-family: "FontAwesome";
  top: 0;
  left: 0;
}
.full-adress p.mail a{
  text-decoration: none;
  color: #fff;
}
.full-adress img{
  width: 100%;
}


/*--------------------------------------------------------------
# Footer
--------------------------------------------------------------*/
.footer{
  background-color: #08153a;
  padding: 30px 0;
  position: relative;
}
.footer-text p{
  font-size: 12px;
  color: #999;
  margin-bottom: 0px;
}
.services-process{
  text-align: center;
  box-sizing: border-box;
  margin-bottom: 10px;
  position: relative;
}

.services-process::after{
  content: '';
  position: absolute;
  display: block;
  width: 20px;
  height: 24px;
  top: 30%;
  right: 0;
  transform: translateY(-50%);
  background: url('../img/arrow.png') 0 0/100% no-repeat;
}
.services-process:last-child::after{
  width: 0;
}
@media (max-width: 768px) {
  .services-process::after{
    width: 0;
  }
}
.process-img{
 text-align: center;
 margin-bottom: 10px;
}
.process-img img{
  width: 50px;
  height: 50px;
}
.services-process-arrow{
  /* width: 20px;
  height: 24px;
  margin: 0 12px; */
}

/* 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 导航栏样式 */
.navbar {
    background: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    padding: 0 20px;
}

/* 导航链接右对齐 */
.nav-links {
    display: flex;
    list-style: none;
    margin-left: auto;
    gap: 10px;
}

/* Logo样式调整 */
.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 50px;
    margin-right: 5px;
}

.logo-text {
    font-size: 24px;
    font-weight: bold;
    background: linear-gradient(90deg, #6a5acd, #9370db);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 50px;
}

.nav-links li a {
    color: #fff;
    text-decoration: none;
    padding: 10px 20px;
    transition: color 0.3s;
}

.nav-links li a:hover {
    color: #007bff;
}

/* 首页横幅样式 */
.hero {
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('../img/background.jpeg');
    background-size: cover;
    background-position: center;
    height: 100vh;
    display: flex;
    align-items: center;
    text-align: center;
    color: #fff;
}

.hero h1 {
    font-size: 3em;
    margin-bottom: 20px;
}

.cta-button {
    display: inline-block;
    padding: 15px 30px;
    background: #007bff;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    margin-top: 30px;
    transition: background 0.3s;
}

.cta-button:hover {
    background: #0056b3;
}

/* 章节通用样式 */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.5em;
}

/* 核心优势样式 */
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    text-align: center;
}

.advantage-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.advantage-img:hover {
    transform: scale(1.05);
}

.advantage-item h3 {
    color: var(--primary-color);
    font-size: 1.5em;
    margin-bottom: 10px;
}

.advantage-item p {
    color: #666;
    line-height: 1.6;
}

/* 案例展示样式 */
.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.case-item {
    border-radius: 10px;
    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-content {
    padding: 20px;
}

/* 合作伙伴样式 */
.partner-grid {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.partner-row-1, .partner-row-2 {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 50px;
}

.partner-row-1 img, .partner-row-2 img {
    max-width: 180px;
    height: auto;
}

/* 联系我们样式 */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    text-align: center;
}

.contact-item i {
    font-size: 2em;
    color: #007bff;
    margin-bottom: 15px;
}

/* 页脚样式 */
.footer {
    background: #333;
    color: #fff;
    text-align: center;
    padding: 20px 0;
    position: relative;
}

.footer-info {
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
}

.footer-info p {
    margin: 0;
}

.footer-info a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-info a:hover {
    color: #007bff;
}

.police-beian img {
    height: 20px;
    margin-right: 5px;
    vertical-align: middle;
}

.police-beian a {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(37, 50, 86, 0.8);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: rgba(37, 50, 86, 1);
    transform: translateY(-3px);
}

.back-to-top i {
    font-size: 20px;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .partner-row-1, .partner-row-2 {
        flex-wrap: wrap;
        gap: 30px;
    }
    
    .partner-row-1 img, .partner-row-2 img {
        max-width: 150px;
    }
}

@media (max-width: 768px) {
    .partner-row-1, .partner-row-2 {
        gap: 20px;
    }
    
    .partner-row-1 img, .partner-row-2 img {
        max-width: 120px;
    }
}

:root {
    --primary-color: #253256;
    --secondary-color: #39afe5;
    --accent-color: #6b4ce6;
    --text-color: #333;
    --light-text: #fff;
}

/* 语言切换 */
.language-switch {
    position: fixed;
    top: 10px;
    right: 20px;
    z-index: 1001;
    background: rgba(255, 255, 255, 0.9);
    padding: 5px 10px;
    border-radius: 4px;
}

.language-switch a {
    color: var(--primary-color);
    text-decoration: none;
    padding: 0 5px;
}

.language-switch a.active {
    color: var(--secondary-color);
    font-weight: bold;
}

/* 导航栏样式 */
.navbar {
    background: var(--primary-color);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav-links li a {
    color: var(--light-text);
    text-decoration: none;
    padding: 10px 20px;
    transition: all 0.3s ease;
}

.nav-links li a:hover {
    color: var(--secondary-color);
    transform: translateY(-2px);
}

/* 图片缩放效果 */
.zoom-effect {
    transition: transform 0.3s ease;
}

.zoom-effect:hover {
    transform: scale(1.1);
}

/* 案例展示样式 */
.case-item {
    overflow: hidden;
}

.case-item img {
    transition: transform 0.3s ease;
}

.case-item:hover img {
    transform: scale(1.1);
}

/* 联系我们样式 */
.contact-section {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--light-text);
}

.contact-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 10px;
    transition: transform 0.3s ease;
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .mobile-menu {
        display: block;
        cursor: pointer;
        padding: 10px;
        color: #333;
        font-size: 24px;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: #fff;
        flex-direction: column;
        padding: 0;
        box-shadow: 0 2px 5px rgba(0,0,0,0.2);
        border-top: 1px solid #eee;
    }

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

    .nav-links li {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid #eee;
    }

    .nav-links li a {
        padding: 15px 20px;
        display: block;
        width: 100%;
        color: #333;
        font-size: 16px;
    }

    .nav-links li a:hover {
        background-color: #f8f9fa;
        color: #007bff;
    }

    /* 修复导航栏文字颜色 */
    .nav-links li a {
        color: #333;
    }
}

/* 添加动画效果 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.section {
    animation: fadeIn 1s ease-out;
}

/* 更多案例按钮样式 */
.more-cases-wrapper {
    text-align: center;
    margin-top: 50px;
}

.more-cases-btn {
    display: inline-block;
    padding: 15px 40px;
    background: var(--primary-color);
    color: var(--light-text);
    text-decoration: none;
    border-radius: 30px;
    transition: all 0.3s ease;
    font-weight: 500;
    min-width: 200px;
    text-align: center;
}

.more-cases-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.more-cases-btn i {
    margin-left: 10px;
    transition: transform 0.3s ease;
}

.more-cases-btn:hover i {
    transform: translateX(5px);
}

/* 案例展示页面样式 */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--light-text);
    padding: 120px 0 60px;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
}

.cases-showcase {
    background: #fff;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.case-card {
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.case-card:hover {
    transform: translateY(-10px);
}

.case-image {
    position: relative;
    overflow: hidden;
    padding-top: 60%;
}

.case-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.case-card:hover .case-image img {
    transform: scale(1.1);
}

.case-content {
    padding: 20px;
}

.case-content h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.5em;
}

.case-content p {
    color: #666;
    line-height: 1.6;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        padding: 100px 0 40px;
    }
}

/* 关于我们页面样式 */
.about-content {
    background: #fff;
    padding: 60px 0;
    color: var(--text-color);
}

.about-intro {
    text-align: center;
    max-width: 1000px;
    margin: 0 auto 60px;
}

.about-intro h1 {
    font-size: 2.5em;
    margin-bottom: 30px;
}

.about-intro p {
    line-height: 1.8;
    font-size: 1.1em;
    color: #333;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.feature-card {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
    box-shadow: 0 3px 15px rgba(0,0,0,0.1);
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    width: 100%;
    height: auto;
    margin: 0 auto 20px;
}

.feature-icon img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

.feature-card h2 {
    font-size: 1.8em;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.feature-card p {
    line-height: 1.6;
    color: #666;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .about-features {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .about-intro {
        padding: 0 20px;
    }
    
    .about-intro h1 {
        font-size: 2em;
    }
}

/* 页面标题通用样式 */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--light-text);
    padding: 120px 0 60px;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5em;
    margin-bottom: 20px;
}

.page-header p {
    font-size: 1.2em;
    opacity: 0.9;
}

/* 关于我们页面样式 */
.about-content {
    min-height: 100vh;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: 120px 0 60px;
    color: var(--light-text);
}

.about-intro {
    text-align: center;
    max-width: 1000px;
    margin: 0 auto 60px;
}

.about-intro p {
    line-height: 1.8;
    font-size: 1.1em;
}

/* 案例展示页面样式 */
.cases-showcase {
    background: #f8f9fa;
    padding: 60px 0;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .mobile-menu {
        display: block;
    }

    .nav-links {
        display: none;
    }

    .page-header {
        padding: 100px 0 40px;
    }

    .page-header h1 {
        font-size: 2em;
    }
}

/* 二维码样式 */
.qrcode-wrapper {
    margin-top: 15px;
    display: flex;
    justify-content: center;
}

.qrcode-img {
    width: 150px;
    height: 150px;
    object-fit: contain;
    border-radius: 8px;
    background: #fff;
    padding: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* 微信图标样式 */
.wechat-icon {
    margin-bottom: 15px;
}

.wechat-icon img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

/* 服务范围样式 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin: 0 auto;
}

.service-item {
    text-align: center;
    padding: 20px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.service-item:hover {
    transform: translateY(-10px);
}

.service-img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin-bottom: 15px;
}

.service-item h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.2em;
}

.service-list {
    list-style: none;
    padding: 0;
    margin: 0;
    color: #666;
    font-size: 0.9em;
    line-height: 1.5;
}

.service-list li {
    margin-bottom: 5px;
}

.service-list li:last-child {
    margin-bottom: 0;
}

/* 服务流程样式 */
.workflow-grid {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin: 0 auto;
    overflow-x: auto;
    padding: 20px 0;
    width: 100%;
}

.workflow-item {
    text-align: center;
    padding: 20px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    width: 180px;
    height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.workflow-item:hover {
    transform: translateY(-10px);
}

.workflow-img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    margin-bottom: 15px;
}

.workflow-arrow {
    width: 30px;
    height: 30px;
    object-fit: contain;
    flex-shrink: 0;
    margin: 0 -5px;
}

.workflow-item h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.1em;
    max-width: 160px;
}

.workflow-item p {
    color: #666;
    font-size: 0.9em;
    margin: 0;
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .workflow-grid {
        justify-content: flex-start;
    }
    
    .workflow-item {
        width: 160px;
        height: 180px;
    }
}

/* 导航栏样式 */
.has-dropdown {
    position: relative;
}

.has-dropdown .nav-item {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 0 20px 10px 20px;
    color: #fff;
    height: 100%;
}

.has-dropdown .fa-chevron-down {
    font-size: 12px;
    transition: transform 0.3s;
    margin-left: 3px;
    margin-top: 1px;
}

.has-dropdown:hover .fa-chevron-down {
    transform: rotate(180deg);
}

.has-dropdown .dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border-radius: 5px;
    padding: 5px 0;
    min-width: 160px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s;
    z-index: 1001;
}

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

.dropdown-menu li {
    list-style: none;
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    color: #333 !important;
    text-decoration: none;
    transition: all 0.3s;
    white-space: nowrap;
}

.dropdown-menu a:hover {
    background: #f5f5f5;
    color: #007bff !important;
}

/* 移动端样式调整 */
@media (max-width: 768px) {
    .has-dropdown .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: #f8f9fa;
        padding: 0;
    }

    .has-dropdown .nav-item {
        justify-content: center;
        color: #333;
    }

    .dropdown-menu li a {
        padding-left: 40px;
        color: #333 !important;
    }
}

/* 聊天机器人样式 */
.chat-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
}

.chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: #39afe5;
  color: white;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
  transition: all 0.3s ease;
}

.chat-toggle:hover {
  transform: scale(1.1);
  background-color: #2d8ab8;
}

.chat-window {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 350px;
  height: 500px;
  background: white;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0,0,0,0.2);
  display: flex;
  flex-direction: column;
}

.chat-window.hidden {
  display: none;
}

.chat-header {
  padding: 15px;
  background: #39afe5;
  color: white;
  border-radius: 10px 10px 0 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chat-header h3 {
  margin: 0;
  font-size: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.close-chat {
  background: none;
  border: none;
  color: white;
  cursor: pointer;
}

.chat-messages {
  flex: 1;
  padding: 15px;
  overflow-y: auto;
}

.quick-questions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 15px 0;
}

.quick-question-btn {
  background: #f0f2f5;
  border: none;
  padding: 10px 15px;
  border-radius: 20px;
  cursor: pointer;
  text-align: left;
  transition: all 0.3s;
  color: #39afe5;
}

.quick-question-btn:hover {
  background: #e4e6e9;
  transform: translateX(5px);
}

.chat-input-container {
  padding: 15px;
  border-top: 1px solid #eee;
  display: flex;
  gap: 10px;
}

#chat-input {
  flex: 1;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 20px;
  outline: none;
}

#chat-input:focus {
  border-color: #39afe5;
}

#send-message {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #39afe5;
  color: white;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
}

#send-message:hover {
  background: #2d8ab8;
}

.chat-message {
  margin-bottom: 15px;
  display: flex;
  flex-direction: column;
}

.user-message {
  align-items: flex-end;
}

.user-message p {
  background: #39afe5;
  color: white;
  border-radius: 15px 15px 0 15px;
}

.assistant-message {
  align-items: flex-start;
}

.assistant-message p {
  background: #f0f2f5;
  color: #333;
  border-radius: 15px 15px 15px 0;
}

.chat-message p {
  margin: 0;
  padding: 12px 16px;
  max-width: 80%;
  word-wrap: break-word;
  line-height: 1.4;
}

.chat-message h1,
.chat-message h2,
.chat-message h3 {
  margin: 10px 0;
  color: inherit;
}

.chat-message ul,
.chat-message ol {
  margin: 10px 0;
  padding-left: 20px;
}

.chat-message li {
  margin: 5px 0;
}

.chat-message blockquote {
  margin: 10px 0;
  padding-left: 10px;
  border-left: 3px solid #ddd;
  color: #666;
}

.chat-message code {
  background: rgba(0,0,0,0.05);
  padding: 2px 4px;
  border-radius: 3px;
  font-family: monospace;
}

.chat-message pre {
  background: rgba(0,0,0,0.05);
  padding: 10px;
  border-radius: 5px;
  overflow-x: auto;
}

.chat-message pre code {
  background: none;
  padding: 0;
}

.chat-message a {
  color: #39afe5;
  text-decoration: none;
}

.chat-message a:hover {
  text-decoration: underline;
}

/* 思考中动画效果 */
.thinking {
  display: flex;
  align-items: center;
  gap: 4px;
}

.thinking span {
  display: inline-block;
  width: 4px;
  height: 4px;
  background-color: #666;
  border-radius: 50%;
  animation: thinking 1.4s infinite;
  opacity: 0.3;
}

.thinking span:nth-child(2) {
  animation-delay: 0.2s;
}

.thinking span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes thinking {
  0%, 100% {
    transform: translateY(0);
    opacity: 0.3;
  }
  50% {
    transform: translateY(-4px);
    opacity: 1;
  }
}

/* 调整思考中消息的样式 */
.assistant-message .thinking-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: #333;
}

.thinking-main {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 16px;
}

.thinking-timer {
  font-size: 12px;
  color: #999;
  margin-top: 2px;
  margin-left: 4px;
}

/* 聊天消息样式 */
.chat-message p {
  margin: 0;
  padding: 12px 16px;
  max-width: 80%;
  word-wrap: break-word;
  line-height: 1.4;
}

/* 标题样式 */
.chat-message h3 {
  margin: 15px 0 10px;
  color: #333;
  font-size: 1.1em;
  font-weight: 600;
}

/* 加粗文本样式 */
.chat-message strong {
  font-weight: 600;
  color: #333;
}

/* 列表样式 */
.chat-message ul {
  margin: 10px 0;
  padding-left: 20px;
}

.chat-message li {
  margin: 5px 0;
  line-height: 1.4;
}

/* 段落样式 */
.chat-message p {
  margin: 8px 0;
}

/* 机器人消息特殊样式 */
.assistant-message p {
  background: #f0f2f5;
  border-radius: 15px 15px 15px 0;
  color: #333;
}