body {
  position: relative;
  font-size: 16px !important;
}

a {
  text-decoration: none;
}

.site_p {
  text-align: left;
  margin-left: 75px !important;
  margin-top: 52px !important;
}

.site_h {
  width: 666px;
  margin-left: 13px !important;
  margin-top: 58px !important;
}

.intro_text {
  line-height: 20px;
  font-size: 16px;
  margin-top: 20px;
}

.hardware {
  text-align: left;
}

.targetClass {
  color: #f60;
}

.targetA {
  color: #f60;
}

#hostTable > tbody > tr {
  /* width:30px */
}

.pro_type {
  max-width: 334px;
  height: 64px;
  margin: 48px auto 0;
  padding: 6px;
  display: flex;
  gap: 14px;
  background: #f8f9fa;
  border-radius: 12px;
}

.pro_type a {
  width: 150px;
  height: 53px;
  line-height: 53px;
  text-align: center;
  font-size: 24px;
  border-radius: 8px;
  background: transparent;
  color: #333;
  text-decoration: none;
  transition: all 0.3s ease;
}

.pro_type a.act_type {
  background: linear-gradient(-90deg, #3ba9fd 0%, #4887ff 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(64, 128, 255, 0.2);
}

/* 弹窗 */
.middleBox {
  width: 800px;
  height: 600px;
  background: #f7f7f7;
}

.popBox {
  visibility: hidden;
  /* display: none; */
  position: fixed;
  top: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 2;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Banner文字样式 */
.banner_text {
  color: #fff;
  max-width: 1425px;
  margin: 50px auto 0;
}

.banner_text h2 {
  font-size: 54px;
  font-weight: bold;
  background: linear-gradient(90deg, #ffb43b 0%, #ffff99 30%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  letter-spacing: 2px;
  line-height: 1;
  text-align: left;
  font-family: Arial, Helvetica, sans-serif;
}

.banner_text h3 {
  font-size: 54px;
  font-weight: bold;
  color: #ffffff;
  letter-spacing: 1px;
  text-align: left;
  line-height: 1;
  margin-bottom: 20px;
  font-family: Arial, Helvetica, sans-serif;
}

.banner_text div {
  width: 553px;
  height: 3px;
  background: rgba(255, 255, 255, 0.36);
  margin: 15px 0;
  border-radius: 2px;
  font-family: Arial, Helvetica, sans-serif;
}

.banner_text p {
  font-size: 18px;
  color: #ffffff;
  line-height: 1.5;
  margin: 22px 0 0 0;
  max-width: 532px;
  text-align: left;
  font-family: Arial, Helvetica, sans-serif;
}

/*新增模块*/
.features-section {
  padding: 103px 20px;
  margin: 0 auto;
  background: #f6f6f6;
}

.section-title {
  text-align: center;
  font-size: 36px;
  margin-bottom: 59px;
  color: #333;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.feature-card {
  background: #fff;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
}

.feature-icon {
  width: 100px;
  height: 100px;
  margin: 0 auto 20px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon img {
  position: absolute;
  z-index: 2;
  width: 84px;
  height: 84px;
}

.feature-icon::before,
.feature-icon::after {
  content: "";
  position: absolute;
  width: 95px;
  height: 95px;
  border-radius: 50%;
  background: rgba(224, 228, 233, 0.3);
}

.feature-icon::before {
  top: 5px;
  left: -7.5px;
}

.feature-icon::after {
  top: -5px;
  right: -7.5px;
}

.feature-card h3 {
  font-size: 20px;
  margin: 0 0 15px;
  color: #333;
  text-align: center;
}

.feature-card p {
  font-size: 14px;
  line-height: 1.6;
  color: #666;
  margin: 0;
  text-align: center;
}

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

/* 常见问题 */
.questionTitle {
  cursor: pointer;
  font-weight: 400;
  font-size: 20px;
  color: #333333;
  border-bottom: 1px solid #dde1e6;
  padding: 20px 0;
  position: relative;
  line-height: 1.2;
}

.questionTitle::before {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  background: url("data:image/svg+xml,%3Csvg t='1748230772245' class='icon' viewBox='0 0 1024 1024' version='1.1' xmlns='http://www.w3.org/2000/svg' p-id='4638' width='16' height='16'%3E%3Cpath d='M512 693.333333c-14.933333 0-29.866667-4.266667-40.533333-14.933333l-277.33333399-234.666667c-27.733333-23.466667-29.866667-64-8.53333301-89.6 23.466667-27.733333 64-29.866667 89.6-8.53333299L512 546.133333l236.8-200.53333299c27.733333-23.466667 68.266667-19.19999999 89.6 8.53333299 23.466667 27.733333 19.19999999 68.266667-8.53333301 89.6l-277.33333399 234.666667c-10.666667 10.666667-25.6 14.933333-40.533333 14.933333z' fill='%23707070' p-id='4639'%3E%3C/path%3E%3C/svg%3E")
    no-repeat center center;
  background-size: 100% 100%;
  transition: all 0.5s ease-in-out;
}

.active .questionTitle {
  color: #1599ff;
  border-bottom: 1px solid rgba(0, 0, 0, 0);
}

.active .questionTitle::before {
  transform: translateY(-50%) rotate(180deg);
  transition: all 0.5s ease-in-out;
}

div.active {
  background: #fafafa;
  border-radius: 10px;
}

.arrow-icon {
  width: 12px;
  height: 6px;
  display: inline-block;
}

.questionText {
  display: none;
  font-size: 16px;
  line-height: 30px;
  color: #888888;
  padding-bottom: 15px;
}

.questionBox {
  text-align: left;
  margin-bottom: 80px;
  background: #ffffff;
  padding: 30px 0;
}

.questionBox > div {
  padding: 0px 30px;
  margin-bottom: 10px;
}

.displayBox {
  width: 100%;
  height: 612px;
  background-color: #f7f7f7;
  position: relative;
}

.hostTitle {
  text-align: left;
  position: relative;
}

.hostTitle::before {
  content: "";
  position: absolute;
  width: 25px;
  height: 5px;
  background: #cccccc;
  border-radius: 5px;
  bottom: -10px;
  left: 0;
}

.hostUl {
  text-align: left;
  display: inline-block;
  vertical-align: top;
  float: left;
  margin-top: 20px;
  font-size: 16px;
  /* list-style-type: circle; */
}

.hostUl li {
  color: #666666;
  list-style: circle;
  padding: 10px;
}

.hostImg {
  width: 848px;
  position: absolute;
  right: 0;
  bottom: 0;
}

.hostBtn {
  border-radius: 3px;
  cursor: pointer;
  background: #fed630;
  color: #333;
  height: 42px;
  width: 176px;
  border: none;
}

.product {
  margin-top: 30px;
  text-align: center;
  padding: 30px;
  font-size: 31px;
  font-weight: bold;
}

.fixed {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 5;
}

.container {
  width: 1200px !important;
  margin: 0 auto;
  height: auto !important;
}

.banner {
  width: 100% !important;
  background: url("../images/sitelock/windows-bg.png") center no-repeat;
  height: 300px;
  background-size: cover;
}

.simple_des {
  width: 1200px;
  margin: 0 auto;
  color: white;
}

.site_logo {
  display: flex;
  align-items: flex-end;
  padding-top: 30px;
}

.site_logo h1 {
  margin: 10px 0 -3px 15px;
  font-size: 35px;
}

.simple_des > p {
  font-size: 22px;
  letter-spacing: 3px;
  font-family: monospace;
  margin: 22px 0;
}

.lock_adv span {
  margin-right: 10px;
  font-size: 18px;
}

.lock_adv > div {
  display: flex;
}

.lock_adv > div > p {
  width: 200px;
  margin: 10px 0 0;
  font-size: 15px;
}

.more {
  text-align: center;
  padding-bottom: 30px;
}

.more a {
  background-color: #f60;
  border-radius: 2px;
  color: white !important;
  padding: 8px 30px;
}

.buy a {
  display: block;
  width: 100%;
  text-align: center;
  height: 100%;
  color: black;
  font-size: 17px;
  line-height: 50px;
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
  font-weight: bold;
}

.package > div:hover .buy a {
  background: #f60;
  color: white;
}

.package_box {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 0 0 30px;
}

.plan-list li.p-name {
  font: 500 26px "Helvetica Neue", serif;
  line-height: 10px;
  margin: 0;
  padding: 100px 0 20px 0;
  text-transform: uppercase;
  color: #333;
  border-bottom: 0 solid #d4dbd3;
  background-color: #fff;
}

.red span.pl-title {
  background-image: url(../images/sitelock/table-header.png);
  background-size: auto;
  background-position: -15px -12px;
}

span.pl-title {
  position: absolute;
  top: 50px;
  right: 0;
  left: 0;
  width: 160px;
  height: 60px;
  margin: 0 auto;
  text-align: center;
  vertical-align: middle;
  color: #fff;
  background-repeat: no-repeat;
  background-size: cover;
  font-size: 20px;
}

.p-button {
  border-bottom: none !important;
}

.container p {
  margin: 22px 0;
}

.plan-list li {
  list-style: none;
}

.plan-list {
  position: relative;
  float: none;
  width: 23%;
  padding: 0;
  text-align: center;
  border: 1px solid #e3e3e3;
  display: inline-block;
}

.plan-list li.p-pricing {
  font: bold 37px "Helvetica Neue", serif;
  position: relative;
  height: 20px;
  margin-bottom: 20px;
  padding: 0;
  color: #333;
  border-bottom: none;
  background-color: #fff;
}

.plan-list li.p-feat,
.plan-list li {
  font: normal 15px Helvetica, sans-serif;
  margin: 0;
  padding: 18px 0;
  color: #333;
  border-bottom: 0;
  border-bottom: 1px dashed #e3e3e3;
  background-color: #fff;
}

.btn-green {
  display: inline-block;
  border-radius: 3px;
  margin-top: 15px;
  letter-spacing: 2px;
  background-color: #00a651;
  color: #fff !important;
  border: 1px solid transparent;
  text-transform: uppercase;
  padding: 12px 25px;
  font: 400 18px "Helvetica Neue", serif;
  transition: background-color 0.2s ease;
  -webkit-transition: all 0.2s ease-in-out;
  -moz-transition: all 0.2s ease-in-out;
  -ms-transition: all 0.2s ease-in-out;
  -o-transition: all 0.2s ease-in-out;
  transition: all 0.2s ease-in-out;
  background-image: linear-gradient(#27ae60, #27ae60 25%, #27ae60);
  background-repeat: no-repeat;
}

.p-pricing .price small {
  font-size: 17px;
}

.red_cross img {
  height: 18px;
}

.purple span.pl-title {
  background-image: url(../images/sitelock/table-header.png);
  background-size: auto;
  background-position: -15px -273px;
}

.yellow span.pl-title {
  background-image: url(../images/sitelock/table-header.png);
  background-size: auto;
  background-position: -15px -99px;
}

.blue span.pl-title {
  background-image: url(../images/sitelock/table-header.png);
  background-size: auto;
  background-position: -15px -186px;
  line-height: 60px;
}

.font-style5 {
  font: 700 51px/47px "Helvetica Neue", sans-serif;
  margin-bottom: 45px;
}

.intro_bg {
  background-color: #f7f7f7;
}

.intro_title {
  padding-top: 35px;
  text-align: center;
}

.intro_title p {
  font: normal 22px "Helvetica Neue", sans-serif;
}

.box_bg1 {
  background: url("../images/sitelock/rc-sprite.png") no-repeat 0px center;
}

.box_bg2 {
  background: url("../images/sitelock/rc-sprite.png") no-repeat -168px center;
}

.box_bg3 {
  background: url("../images/sitelock/rc-sprite.png") no-repeat -334px center;
}

.box_bg4 {
  background: url("../images/sitelock/rc-sprite.png") no-repeat -500px center;
}

.box_bg {
  height: 200px;
  background-size: 1170px;
  width: 162px;
  margin: 0 auto;
}

.intro_words span {
  font: normal 32px "Helvetica Neue";
  font-weight: 800;
}

.intro_box {
  display: flex;
}

.intro_box > div {
  width: 50%;
}

.intro_words {
  display: flex;
  flex-direction: column;
  justify-content: center;
  vertical-align: middle;
  box-sizing: border-box;
}

.intro_box > div:nth-child(2) {
  border-left: 1px solid #ccc;
  position: relative;
}

.intro_box > div:nth-child(2) img {
  position: absolute;
  left: -30px;
  top: 0;
  bottom: 0;
  margin: auto 0;
}

.text_right {
  text-align: right;
}

.p_left {
  padding-left: 8%;
}

.p_right {
  padding-right: 8%;
}

.margin_1 {
  margin-left: 1px;
}

.intro_bg .container {
  padding-bottom: 80px;
}

.support .title {
  font-size: 40px;
  text-transform: uppercase;
  padding-bottom: 20px;
  padding-top: 90px;
  position: relative;
}

.support .title:after {
  content: "";
  width: 92px;
  height: 5px;
  position: absolute;
  /* background: #000; */
  bottom: 5px;
  z-index: 1;
  left: 5px;
}

.support .container {
  display: flex;
}

.support .container > div {
  width: 50%;
}

.support p {
  margin: 30px 0;
}

.infra_bg {
  background: url("../images/sitelock/bg-hp-infra.jpg") no-repeat right bottom
    #f6f6f8;
  height: 700px;
  max-width: 100%;
}

.left_sec {
  width: 100%;
  float: left;
  margin: 70px 0;
  position: relative;
}

.infra_bg .left_sec h2 {
  font: 900 42px "Helvetica Neue", serif;
  text-transform: uppercase;
  position: relative;
  margin: 0 0 50px;
  padding: 45px 0 15px;
}

div.left_sec p {
  font: 400 15px "Helvetica Neue", serif;
  word-spacing: 0.41px;
  line-height: 20px;
}

.left_sec a {
  color: #ff6500;
  font-size: 16px;
  text-decoration: none;
  font-weight: 500;
  margin-top: 20px;
  position: absolute;
  bottom: -33px;
  left: 0;
  transition: transform 0.3s ease;
}

.left_sec a::before {
  content: ">";
  position: absolute;
  right: -21px;
  top: 54%;
  transform: translateY(-50%);
  transition: transform 0.3s ease;
}

.left_sec a:hover {
  color: #f60 !important;
  text-decoration: underline;
}

.left_sec a:hover::before {
  transform: translate(5px, -50%);
}

.mt-30 {
  margin-top: 30px;
}

.robust {
  border: 1px solid #cecece;
  width: 135px;
  text-align: center;
  height: 150px;
  padding: 12px;
  margin: 0 20px 0 0px;
  display: inline-flex;
  font: normal 16px "Helvetica Neue", serif;
}

.robust span {
  display: block;
  text-align: center;
  width: 20px;
  height: 1px;
  position: relative;
  background: #000000;
  margin: 10px auto;
}

.container a {
  /* color: black; */
}

.function .title {
  font-size: 35px;
  margin-bottom: 40px;
  display: block;
}

.function {
  padding: 50px 0;
}

.fun_tit {
  font-size: 27px;
}

.function .container > div {
  display: flex;
  justify-content: space-between;
}

.function .container > div > div {
  width: 30%;
  box-shadow: 0px 0px 10px 0px #bdbdbd;
  min-height: 276px;
  padding: 20px 40px;
  box-sizing: border-box;
  background-color: white;
}

.fun_content {
  font-size: 16px;
  letter-spacing: 1px;
  line-height: 30px;
}

.nav-tabs {
  height: 56px;
  border: 1px solid #ddd;
  background-color: white;
}

.nav-tabs .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-tabs a {
  padding: 15px 0;
  text-align: center;
  width: 100%;
}

.nav-tabs span {
  display: none;
}

/* 技术参数弹窗样式 2025-5-26 */
.overlay-black {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0);
  z-index: 1000;
  visibility: hidden;
  transition: background 1s ease, visibility 1s ease;
}

.overlay-black.active {
  visibility: visible;
  background: rgba(0, 0, 0, 0.5);
}

.modal-container {
  background: #fff;
  border-radius: 8px 0 0 8px;
  width: 50%;
  max-width: 600px;
  height: 100vh;
  overflow: hidden;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
  position: fixed;
  top: 0;
  right: 0;
  transform: translateX(100%);
  transition: transform 0.7s cubic-bezier(0.23, 1, 0.32, 1);
}

.overlay-black.active .modal-container {
  transform: translateX(0);
}

.modal-header {
  background: #f8f9fa;
  padding: 25px 30px;
  border-bottom: 1px solid #e9ecef;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  margin: 0;
  font-size: 24px;
  color: #333;
  font-weight: 600;
}

.close-btn {
  background: none;
  border: none;
  font-size: 28px;
  cursor: pointer;
  color: #666;
  padding: 0;
  width: 35px;
  height: 35px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.2s ease;
}

.close-btn:hover {
  color: #333;
  background: #f0f0f0;
}

.modal-content {
  padding: 30px;
  height: calc(100vh - 100px);
  overflow-y: auto;
}

.tech-specs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  background: #fff;
  border-radius: 15px;
  overflow: hidden;
  border: 1px solid #e9ecef;
}

.tech-specs-table thead {
  background: #f8f9fa;
  position: sticky;
  top: 0;
  z-index: 1;
}

.tech-specs-table th {
  padding: 18px 20px;
  text-align: center;
  font-weight: 600;
  color: #333;
  border-bottom: 2px solid #e9ecef;
  font-size: 16px;
}

.tech-specs-table th:first-child {
  border-right: 1px solid #e9ecef;
}

.tech-specs-table td {
  padding: 16px 20px;
  border-bottom: 1px solid #f0f0f0;
  color: #555;
  line-height: 1.5;
}

.tech-specs-table tbody tr:last-child td {
  border-bottom: none;
}

.tech-specs-table td:first-child {
  font-weight: 500;
  color: #333;
  width: 45%;
  border-right: 1px solid #f0f0f0;
}

.tech-specs-table td:last-child {
  color: #666;
  width: 55%;
}

.tech-specs-table tbody tr:hover {
  background: #f8f9fa;
}

.tech-specs-table tbody tr:nth-child(even) {
  background: #fafafa;
}

.tech-specs-table tbody tr:nth-child(even):hover {
  background: #f0f0f0;
}

/**轮播样式** 2025-5-26**/
.swiper-container {
  width: 625px;
  height: 413px;
}

.swiper-bg {
  position: absolute;
  top: 0;
  left: 0;
}

.swiper-bg img {
  width: 100%;
}

.swiper-wrapper {
  border: #000000 solid 2px;
  max-width: 535px;
  height: 331px !important;
  position: absolute !important;
  left: 0;
  right: 0;
  margin: 0 auto;
  top: 50%;
  transform: translateY(-50%) !important;
  border-radius: 10px;
}

.swiper-pagination {
  position: absolute;
  bottom: -2px !important;
}

.containerzhou.support {
  padding: 50px 0;
  width: 800px;
}

.swiper_next,
.swiper_prev {
  width: 32px;
  background: rgba(0, 0, 0, 0.2);
  height: 64px;
  font-size: 28px;
  line-height: 64px;
  text-align: center;
  color: #ffffff;
  cursor: pointer;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  outline: none;
  box-shadow: none;
  z-index: 10;
  border-radius: 4px;
  transition: background-color 0.3s ease;
}

.swiper_next {
  right: 10px;
}

.swiper_prev {
  left: 10px;
}

.swiper_next:hover,
.swiper_prev:hover {
  background: rgba(0, 0, 0, 0.5);
  color: #ffffff;
}

.swiper_next:focus,
.swiper_prev:focus,
.swiper_next:active,
.swiper_prev:active {
  outline: none;
  border: none;
  box-shadow: none;
}

@media (max-width: 1496px) {
  .hostImg {
    width: 700px;
  }
}

@media (max-width: 1200px) {
  .hostImg {
    width: 550px;
  }
}

@media (max-width: 845px) {
  .hostImg {
    width: 450px;
  }
}

@media (max-width: 768px) {

  .pro_type {
    width: 90%;
    max-width: 334px;
    height: 54px;
    padding: 4px;
  }

  .pro_type a {
    height: 46px;
    line-height: 46px;
    font-size: 20px;
  }

  #hostTable {
    width: 100%;
  }

  .hostUl {
  }

  .questionBox {
    margin-left: 5%;
  }

  .table > tbody > tr {
    display: table-row !important;
    /* flex-wrap: wrap; */
  }

  .questionTitle {
    margin-top: -8px !important;
    font-size: 20px;
    font-family: Arial, Helvetica, sans-serif;
  }

  .questionText {
    margin-bottom: 15px;
    font-family: Arial, Helvetica, sans-serif;
  }

  #hostTable > tbody > tr {
    width: 120px;
  }

  #hostUlMobile {
    margin-left: 20px !important;
    margin-top: 0;
  }

  .hostBtn {
    border-radius: 3px;
    cursor: pointer;
    background: #fed630;
    color: #333;
    height: 36px;
    width: 110px;
    border: none;
  }

  .hostImg {
    width: 142px;
    margin-left: 15px;
    margin-top: 0;
  }

  .selectBox {
    /* width: 158px !important; */
  }

  .displayBox {
    height: auto;
  }

  .banner {
    height: auto;
    background-size: auto 100%;
    /* background: url('../images/sitelock/site.png') center no-repeat; */
    background-position: right;
  }

  .simple_des > p {
    font-size: 18px;
    line-height: 18px;
  }

  .container {
    width: 95%;
  }

  .simple_des {
    width: 100%;
    padding-left: 20px;
    box-sizing: border-box;
  }

  .plan-list {
    width: 90%;
    margin-left: 5%;
  }

  .site_logo h1 {
    font-size: 25px;
    line-height: 25px;
  }

  .site_logo img {
    width: 150px;
  }

  .lock_adv {
    margin-top: 15px;
  }

  .lock_adv > div > p {
    width: 170px;
  }

  .package_box {
    justify-content: space-between;
  }

  .plan-list {
    margin-bottom: 15px;
  }

  .plan-list li.p-pricing {
    font-size: 28px;
  }

  .font-style5,
  .product {
    font-size: 25px;
    line-height: 25px;
  }

  .plan-list li.p-feat,
  .plan-list li {
    padding: 10px 0;
  }

  .intro_words span {
    font-size: 18px;
  }

  .intro_title p {
    font-size: 18px;
  }

  .swiper-bg {
    width: 100%;
  }

  .swiper-container {
    width: 100%;
  }

  .left_sec h2:after {
    height: 3px;
  }

  .support .container {
    display: block;
  }

  .support .container > div {
    width: 100%;
  }

  .intro_box > div {
    font-size: 14px;
  }

  .support p {
    font-size: 14px;
    margin: 15px 0;
  }

  .support .title {
    padding-top: 15px;
  }

  .intro_box > div:nth-child(2) img {
    width: 35px;
    left: -20px;
  }

  .box_bg {
    height: 130px;
    width: 110px;
    background-size: cover;
  }

  .intro_box > div {
    display: inline-flex;
    align-items: center;
  }

  .box_bg2 {
    background-position: -115px center;
  }

  .box_bg3 {
    background-position: -230px center;
  }

  .box_bg4 {
    background-position: -335px center;
  }

  .p_right {
    padding-right: 5%;
  }

  .p_left {
    padding-left: 5%;
  }

  .support .title {
    font-size: 25px;
    padding: 15px 0;
    margin-top: 0;
  }

  .support .title:after {
    left: 2px;
    width: 55px;
    height: 3px;
  }

  .infra_bg .left_sec h2 {
    font-size: 25px;
    margin: 0 0 20px;
    padding: 20px 0 15px;
  }

  .left_sec {
    margin-top: 20px;
    width: 100%;
  }

  .infra_bg {
    background-size: contain;
  }

  .mt-30 {
    display: flex;
    justify-content: space-between;
    text-align: left;
  }

  .mt-30 > div {
    width: 24%;
    max-width: 135px;
  }

  span.pl-title {
    top: 25px !important;
  }

  .plan-list li.p-name {
    padding-top: 50px;
    font-size: 22px;
    font-weight: bold;
  }

  div.function {
    margin: 30px 0;
  }

  .function .title {
    font-size: 25px;
    margin-bottom: 30px;
  }

  .fun_tit {
    padding: 0;
    font-size: 18px;
    margin: 0;
  }

  .fun_content {
    font-size: 14px;
    line-height: 20px;
  }

  .function .container > div > div {
    padding: 20px;
    min-height: auto;
  }

  .function {
    padding: 0;
  }

  .fun_tit {
    margin: 0 !important;
  }
}

@media (max-width: 500px) {
  .function .container > div {
    flex-direction: column;
  }

  .function .container > div > div {
    width: 100%;
    margin-bottom: 15px;
  }

  .hostImg {
    position: relative;
    width: 100%;
    margin: 0 auto;
  }
}

/* 技术参数弹窗响应式设计 */
@media (max-width: 750px) {
  .overlay-black {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
  }

  .containerzhou.support {
    display: none;
  }

  .feature-icon::before,
  .feature-icon::after {
    width: 85px;
    height: 85px;
  }

  .feature-icon::after {
    top: -8px;
    right: -10px;
  }

  .feature-card h3 {
    margin-top: 38px;
  }

  .feature-icon::before {
    top: -15px;
    left: -10px;
  }

  .modal-container {
    position: relative;
    width: 90%;
    max-width: 500px;
    height: 80vh;
    max-height: 600px;
    border-radius: 15px;
    transform: scale(0.8);
    opacity: 0;
    transition: transform 0.7s cubic-bezier(0.23, 1, 0.32, 1), opacity 0.7s ease;
  }

  .overlay-black.active .modal-container {
    transform: scale(1);
    opacity: 1;
  }

  .modal-header {
    padding: 20px 25px;
  }

  .modal-header h3 {
    font-size: 20px;
  }

  .modal-content {
    padding: 20px;
    height: calc(80vh - 80px);
  }

  .tech-specs-table {
    font-size: 14px;
  }

  .tech-specs-table th {
    padding: 15px 12px;
    font-size: 15px;
  }

  .tech-specs-table td {
    padding: 12px;
  }

  .close-btn {
    width: 30px;
    height: 30px;
    font-size: 24px;
  }
}