/* Import Font Awesome（已本地化到 vendor，移除 CDN 引用） */

/* ===========================
   Base Styles
   =========================== */
* {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', '微软雅黑', Helvetica, Arial, sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: #333;
  background: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: #00b4d8;
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover,
a:focus {
  color: #00a8cc;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
}

/* ===========================
   Typography
   =========================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  margin-top: 0;
  margin-bottom: 15px;
  color: #0d1b2a;
}

h1 { font-size: 36px; letter-spacing: 0.5px; }
h2 { font-size: 30px; }
h3 { font-size: 22px; }
h4 { font-size: 17px; }
h5 { font-size: 16px; }
h6 { font-size: 14px; }

p {
  margin-bottom: 15px;
}

/* ===========================
   Layout
   =========================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.container-fluid {
  width: 100%;
  padding: 0 15px;
}

.row {
  margin-left: -15px;
  margin-right: -15px;
}

.row::after {
  content: "";
  display: table;
  clear: both;
}

.col-xs-1, .col-sm-1, .col-md-1, .col-lg-1,
.col-xs-2, .col-sm-2, .col-md-2, .col-lg-2,
.col-xs-3, .col-sm-3, .col-md-3, .col-lg-3,
.col-xs-4, .col-sm-4, .col-md-4, .col-lg-4,
.col-xs-5, .col-sm-5, .col-md-5, .col-lg-5,
.col-xs-6, .col-sm-6, .col-md-6, .col-lg-6,
.col-xs-7, .col-sm-7, .col-md-7, .col-lg-7,
.col-xs-8, .col-sm-8, .col-md-8, .col-lg-8,
.col-xs-9, .col-sm-9, .col-md-9, .col-lg-9,
.col-xs-10, .col-sm-10, .col-md-10, .col-lg-10,
.col-xs-11, .col-sm-11, .col-md-11, .col-lg-11,
.col-xs-12, .col-sm-12, .col-md-12, .col-lg-12 {
  position: relative;
  min-height: 1px;
  padding-left: 15px;
  padding-right: 15px;
}

.col-xs-1 { width: 8.33333333%; float: left; }
.col-xs-2 { width: 16.66666667%; float: left; }
.col-xs-3 { width: 25%; float: left; }
.col-xs-4 { width: 33.33333333%; float: left; }
.col-xs-5 { width: 41.66666667%; float: left; }
.col-xs-6 { width: 50%; float: left; }
.col-xs-7 { width: 58.33333333%; float: left; }
.col-xs-8 { width: 66.66666667%; float: left; }
.col-xs-9 { width: 75%; float: left; }
.col-xs-10 { width: 83.33333333%; float: left; }
.col-xs-11 { width: 91.66666667%; float: left; }
.col-xs-12 { width: 100%; float: left; }

@media (min-width: 768px) {
  .col-sm-1 { width: 8.33333333%; float: left; }
  .col-sm-2 { width: 16.66666667%; float: left; }
  .col-sm-3 { width: 25%; float: left; }
  .col-sm-4 { width: 33.33333333%; float: left; }
  .col-sm-5 { width: 41.66666667%; float: left; }
  .col-sm-6 { width: 50%; float: left; }
  .col-sm-7 { width: 58.33333333%; float: left; }
  .col-sm-8 { width: 66.66666667%; float: left; }
  .col-sm-9 { width: 75%; float: left; }
  .col-sm-10 { width: 83.33333333%; float: left; }
  .col-sm-11 { width: 91.66666667%; float: left; }
  .col-sm-12 { width: 100%; float: left; }
}

@media (min-width: 992px) {
  .col-md-1 { width: 8.33333333%; float: left; }
  .col-md-2 { width: 16.66666667%; float: left; }
  .col-md-3 { width: 25%; float: left; }
  .col-md-4 { width: 33.33333333%; float: left; }
  .col-md-5 { width: 41.66666667%; float: left; }
  .col-md-6 { width: 50%; float: left; }
  .col-md-7 { width: 58.33333333%; float: left; }
  .col-md-8 { width: 66.66666667%; float: left; }
  .col-md-9 { width: 75%; float: left; }
  .col-md-10 { width: 83.33333333%; float: left; }
  .col-md-11 { width: 91.66666667%; float: left; }
  .col-md-12 { width: 100%; float: left; }
}

@media (min-width: 1200px) {
  .col-lg-1 { width: 8.33333333%; float: left; }
  .col-lg-2 { width: 16.66666667%; float: left; }
  .col-lg-3 { width: 25%; float: left; }
  .col-lg-4 { width: 33.33333333%; float: left; }
  .col-lg-5 { width: 41.66666667%; float: left; }
  .col-lg-6 { width: 50%; float: left; }
  .col-lg-7 { width: 58.33333333%; float: left; }
  .col-lg-8 { width: 66.66666667%; float: left; }
  .col-lg-9 { width: 75%; float: left; }
  .col-lg-10 { width: 83.33333333%; float: left; }
  .col-lg-11 { width: 91.66666667%; float: left; }
  .col-lg-12 { width: 100%; float: left; }
}

/* ===========================
   Header
   =========================== */
#header {
  position: relative;
}

/* Top Bar */
.top-bar {
  background: #0a1220;
  color: #fff;
  padding: 6px 0;
  border-bottom: 1px solid #222;
}

.top-bar .container > .row {
  display: flex;
  align-items: center;
}

.top-number p {
  margin: 0;
  font-size: 14px;
}

.top-number i {
  margin-right: 5px;
}

.top-company {
  display: flex;
  align-items: center;
  min-height: 20px;
}

.top-company span {
  font-size: 14px;
  color: #fff;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.social {
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

/* 语言下拉选择器 */
.lang-dropdown {
  position: relative;
  display: inline-block;
}

.lang-toggle {
  display: flex;
  align-items: center;
  color: #fff;
  font-size: 14px;
  padding: 5px 12px;
  text-decoration: none;
  border-radius: 4px;
  gap: 6px;
  transition: all 0.3s ease;
}

.lang-toggle:hover,
.lang-toggle:focus {
  color: #fff;
  text-decoration: none;
  background: rgba(255,255,255,0.1);
}

.lang-toggle .fa-globe {
  font-size: 16px;
}

.lang-toggle .lang-globe-img {
  height: 20px;
  width: auto;
  display: inline-block;
  vertical-align: middle;
}

.lang-toggle .fa-angle-down {
  font-size: 12px;
  opacity: 0.7;
}

.lang-menu {
  min-width: 140px;
  right: 0;
  left: auto;
  margin-top: 8px;
  padding: 5px 0;
  background: #fff;
  box-shadow: 0 3px 12px rgba(0,0,0,0.2);
  border-radius: 4px;
}

.lang-menu > li > a {
  color: #333;
  padding: 8px 16px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.lang-menu > li > a .fa-check {
  opacity: 0;
  color: #00b4d8;
  font-size: 13px;
}

.lang-menu > li > a:hover {
  background: #f5f5f5;
  color: #00b4d8;
}

.lang-menu > li > a.active {
  color: #00b4d8;
  font-weight: 600;
}

.lang-menu > li > a.active .fa-check {
  opacity: 1;
}

/* 语言切换移入导航栏（原顶栏右侧 → 导航栏最右） */
.navbar-collapse .lang-dropdown {
  float: right;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  margin-left: 6px;
}

.navbar-collapse .lang-toggle {
  padding: 8px 12px;
}

.social-share {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
}

.social-share li {
  margin-left: 15px;
}

.social-share a {
  color: #fff;
  font-size: 16px;
  display: block;
  width: 30px;
  height: 30px;
  line-height: 30px;
  text-align: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  transition: all 0.3s ease;
}

.social-share a:hover {
  background: #00b4d8;
  color: #fff;
}

/* Navigation */
.navbar {
  margin-bottom: 0;
  border: none;
  border-radius: 0;
  position: relative;
}

.navbar-inverse {
  background: #0d1b2a;
  border: none;
}

.navbar-brand {
  padding: 10px 24px 10px 0;
  margin-left: 0 !important;
}

.navbar-brand img {
  height: 40px;
  display: block;
}

/* 导航栏内公司名（原顶栏，移到 logo 右侧） */
.navbar-company {
  float: left;
  height: 60px;
  line-height: 60px;
  margin-left: 4px;
  white-space: nowrap;
  max-width: 200px;
  overflow: hidden;
}

.navbar-company span {
  font-size: 14px;
  color: #fff;
  letter-spacing: 0.5px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.navbar-nav {
  float: right;
  margin: 0;
}

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

.navbar-nav > li > a {
  color: #fff;
  padding: 20px 12px;
  font-size: 15px;
  text-transform: uppercase;
  font-weight: 700;
  transition: all 0.3s ease;
}

.navbar-nav > li > a:hover,
.navbar-nav > li > a:focus,
.navbar-nav > li.active > a {
  color: #fff;
  background: #00b4d8;
}

.navbar-nav > .dropdown > a {
  padding-right: 25px;
}

/* 导航栏搜索：默认仅放大镜图标，点击展开输入框（H3C 风格） */
.navbar-search-box {
  float: right;
  position: relative;
  margin: 14px 0;
  margin-left: 8px;
  margin-right: -15px;
  display: inline-flex;
  align-items: center;
}

.navbar-search-input {
  order: 1;
  width: 0;
  height: 30px;
  padding: 0;
  border: 0 solid #444;
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 12px;
  outline: none;
  opacity: 0;
  transition: width 0.3s ease, opacity 0.25s ease, padding 0.3s ease, border-width 0.3s ease;
}

.navbar-search-box.open .navbar-search-input {
  width: 200px;
  padding: 4px 12px;
  border-width: 1px;
  opacity: 1;
}

.navbar-search-input:focus {
  border-color: #00b4d8;
  background: rgba(255, 255, 255, 0.15);
}

.navbar-search-input::placeholder {
  color: #999;
}

.navbar-search-btn {
  order: 2;
  position: static;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  color: #fff;
  font-size: 16px;
  padding: 0;
  cursor: pointer;
  flex-shrink: 0;
}

.navbar-search-btn:hover {
  color: #00b4d8;
}

/* 搜索下拉结果 */
.navbar-search-results {
  position: absolute;
  top: 42px;
  right: 0;
  width: 340px;
  max-height: 420px;
  overflow-y: auto;
  background: #fff;
  border-radius: 4px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
  display: none;
  z-index: 1000;
}

.navbar-search-results.show {
  display: block;
}

.navbar-search-results .search-item {
  display: block;
  padding: 12px 16px;
  text-decoration: none;
  border-bottom: 1px solid #f0f0f0;
}

.navbar-search-results .search-item:hover {
  background: #f5f5f5;
}

.navbar-search-results .search-item .search-title {
  font-size: 14px;
  color: #333;
  margin: 0 0 3px;
}

.navbar-search-results .search-item .search-type {
  font-size: 12px;
  color: #999;
  margin: 0;
}

.navbar-search-results .search-empty {
  padding: 18px 16px;
  color: #999;
  font-size: 13px;
  text-align: center;
}

/* 桌面端导航栏：flex 布局，菜单项靠左固定间距、紧邻 logo，搜索框靠最右（与顶栏"简体中文"右对齐） */
@media (min-width: 992px) {
  .navbar > .container {
    display: flex;
    align-items: center;
  }
  
  .navbar-header {
    flex-shrink: 0;
  }
  
  .navbar-collapse.collapse {
    flex: 1;
    display: flex !important;
    align-items: center;
    justify-content: flex-start;
  }
  
  .navbar-nav {
    float: none;
    display: flex;
    align-items: center;
  }
  
  .navbar-nav > li {
    float: none;
  }
  
  .navbar-search-box {
    float: none;
    flex-shrink: 0;
    margin-left: auto;
  }

  .navbar-collapse .lang-dropdown {
    float: none;
    flex-shrink: 0;
    margin-left: 4px;
  }
}

/* 导航栏"导航"按钮（H3C 风格：汉堡图标 + 文字，点击展开导航面板） */
.nav-guide-btn {
  float: left;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  margin: 10px 0 10px 10px;
  padding: 0 16px;
  border: 1px solid #555;
  border-radius: 4px;
  background: none;
  color: #fff;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.nav-guide-btn i {
  font-size: 16px;
}

.nav-guide-btn:hover,
.nav-guide-btn.active {
  background: rgba(255, 255, 255, 0.12);
  border-color: #00b4d8;
  color: #fff;
}

/* 导航下拉面板 */
.nav-guide-panel {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 3px solid #00b4d8;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.28);
  z-index: 1000;
}

.nav-guide-panel.open {
  display: block;
}

.nav-guide-panel .container {
  padding: 32px 15px;
}

.nav-guide-panel h5 {
  color: #00b4d8;
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid #eee;
}

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

.nav-guide-panel ul li {
  margin-bottom: 12px;
}

.nav-guide-panel ul li a {
  color: #444;
  font-size: 14px;
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav-guide-panel ul li a:hover {
  color: #00b4d8;
}

.navbar-toggle {
  margin-top: 15px;
  border: 1px solid #333;
}

.navbar-toggle .icon-bar {
  background: #0d1b2a;
}

.dropdown-menu {
  border: none;
  box-shadow: 0 3px 8px rgba(0,0,0,0.125);
  border-radius: 0;
  padding: 0;
  background-color: rgba(0,0,0,.85);
}

.dropdown-menu > li > a {
  padding: 10px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  color: #fff;
}

.dropdown-menu > li > a:hover {
  background: #00b4d8;
  color: #fff;
}

/* ===========================
   Main Slider
   =========================== */
#main-slider {
  position: relative;
}

.no-margin {
  margin: 0;
  padding: 0;
}

/* 淡入淡出轮播图（与原始模板一致：绝对定位堆叠 + opacity 丝滑交叉淡入淡出） */
#main-slider .carousel .item {
  background-position: 50%;
  background-repeat: no-repeat;
  background-size: contain;
  background-color: #0d1b2a;
  left: 0 !important;
  opacity: 0;
  top: 0;
  position: absolute;
  width: 100%;
  display: block !important;
  height: 730px;
  z-index: 0;
  -webkit-transition: opacity ease-in-out 500ms;
  -moz-transition: opacity ease-in-out 500ms;
  -o-transition: opacity ease-in-out 500ms;
  transition: opacity ease-in-out 500ms;
}

#main-slider .carousel .item:first-child {
  top: auto;
  position: relative;
}

#main-slider .carousel .item.active {
  opacity: 1;
  -webkit-transition: opacity ease-in-out 500ms;
  -moz-transition: opacity ease-in-out 500ms;
  -o-transition: opacity ease-in-out 500ms;
  transition: opacity ease-in-out 500ms;
  z-index: 1;
}

/* 交叉淡入淡出关键：过渡期间「进入」图层提前淡入，「退出」图层保持上层淡出，
   让新旧图层在同一时刻叠加渐变，实现模板般的丝滑切换 */
#main-slider .carousel .item.next.left,
#main-slider .carousel .item.prev.right {
  opacity: 1;
  z-index: 1;
}

#main-slider .carousel .item.active.left,
#main-slider .carousel .item.active.right {
  opacity: 0;
  z-index: 2;
}

/* 轮播图内容区收窄（参考 H3C：900px 居中，两侧留白） */
#main-slider .carousel .slider-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 15px;
}

/* 轮播图内容定位（与原始模板一致） */
#main-slider .carousel .carousel-content {
  margin-top: 150px;
  color: #fff;
}

#main-slider .carousel .slide-margin {
  margin-top: 140px;
}

#main-slider .carousel h2 {
  color: #fff;
}

.carousel-content h1 {
  font-size: 38px;
  margin-bottom: 20px;
  color: #fff;
  text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.carousel-content h2 {
  font-size: 20px;
  font-weight: 300;
  margin-bottom: 30px;
  color: #fff;
  opacity: 0.9;
  text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

#main-slider .carousel .btn-slide {
  padding: 8px 20px;
  background: #00b4d8;
  color: #fff;
  border-radius: 4px;
  margin-top: 25px;
  display: inline-block;
  text-transform: uppercase;
  font-weight: 600;
}

#main-slider .carousel .btn-slide:hover {
  background: #0096c7;
  color: #fff;
}

#main-slider .carousel .slider-img {
  text-align: right;
  position: absolute;
}

.carousel-control {
  width: 50px;
  height: 50px;
  background: rgba(0,0,0,0.3);
  color: #fff;
  top: 50%;
  margin-top: -25px;
  line-height: 50px;
  border-radius: 50%;
  opacity: 1;
}

.carousel-control:hover {
  background: #00b4d8;
}

/* 轮播图左右切换按钮 - 与原始模板一致 */
#main-slider .prev,
#main-slider .next {
  position: absolute;
  top: 50%;
  background-color: #00b4d8;
  color: #fff;
  display: inline-block;
  margin-top: -25px;
  height: 40px;
  line-height: 40px;
  width: 40px;
  text-align: center;
  border-radius: 4px;
  z-index: 5;
}

#main-slider .prev:hover,
#main-slider .next:hover {
  background-color: #000;
}

#main-slider .prev {
  left: 10px;
}

#main-slider .next {
  right: 10px;
}

/* 轮播图指示器 - 与原始模板一致 */
#main-slider .carousel-indicators li {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  margin: 0 10px 0 0;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
}

#main-slider .carousel-indicators li:hover {
  background: rgba(255, 255, 255, 0.85);
}

#main-slider .carousel-indicators .active {
  width: 24px;
  height: 12px;
  border-radius: 6px;
  background: #00b4d8;
  margin: 0 10px 0 0;
  border: none;
}

/* 轮播图文字动画（与原始模板一致） */
#main-slider .active .animation.animated-item-1 {
  -webkit-animation: fadeInUp 300ms linear 300ms both;
  animation: fadeInUp 300ms linear 300ms both;
}

#main-slider .active .animation.animated-item-2 {
  -webkit-animation: fadeInUp 300ms linear 600ms both;
  animation: fadeInUp 300ms linear 600ms both;
}

#main-slider .active .animation.animated-item-3 {
  -webkit-animation: fadeInUp 300ms linear 900ms both;
  animation: fadeInUp 300ms linear 900ms both;
}

#main-slider .active .animation.animated-item-4 {
  -webkit-animation: fadeInUp 300ms linear 1200ms both;
  animation: fadeInUp 300ms linear 1200ms both;
}

/* ===========================
   Sections
   =========================== */
section {
  padding: 60px 0;
}

section#feature,
section#services {
  background: #f8f9fa;
}

section.transparent-bg {
  background: transparent;
}

.center {
  text-align: center;
  margin-bottom: 40px;
}

.center h2 {
  margin-bottom: 10px;
}

.center .lead {
  color: #666;
  font-size: 16px;
}

/* ===========================
   Features
   =========================== */
.features {
  margin-top: 30px;
}

.feature-wrap {
  text-align: center;
  padding: 30px 20px;
  background: #fff;
  border-radius: 5px;
  margin-bottom: 30px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  transition: all 0.3s ease;
}

.feature-wrap:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.feature-wrap i {
  font-size: 48px;
  color: #00b4d8;
  margin-bottom: 20px;
}

.feature-wrap:hover i {
  background: #00b4d8;
  color: #fff;
}

.feature-wrap h2 {
  font-size: 22px;
  margin-bottom: 10px;
}

.feature-wrap h3 {
  font-size: 14px;
  color: #666;
  font-weight: 400;
}

/* 产品页"其他产品"链接 */
.product-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

.product-link-btn {
  display: inline-block;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  color: #00b4d8;
  border: 1px solid #00b4d8;
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.product-link-btn:hover,
.product-link-btn:focus {
  background: #00b4d8;
  color: #fff;
  text-decoration: none;
}

/* ===========================
   产品列表页 & 详情页
   =========================== */
.product-category {
  background: #fff;
  border: 1px solid #eef0f2;
  border-radius: 8px;
  padding: 30px;
  margin-bottom: 30px;
  transition: all 0.3s ease;
}

.product-category:hover {
  box-shadow: 0 8px 24px rgba(13, 27, 42, 0.08);
  border-color: #00b4d8;
}

.product-category h3 {
  color: #0d1b2a;
  font-weight: 700;
  margin-top: 0;
}

.product-category .slogan {
  color: #00b4d8;
  font-weight: 600;
  margin-bottom: 8px;
}

.product-category .overview {
  color: #555;
  line-height: 1.7;
}

.item-chips {
  margin: 12px 0 16px;
}

.item-chip {
  display: inline-block;
  padding: 4px 14px;
  margin: 0 8px 8px 0;
  font-size: 13px;
  color: #0d1b2a;
  background: #f0f6f8;
  border: 1px solid #d5e6ec;
  border-radius: 20px;
}

.product-breadcrumb {
  font-size: 14px;
  color: #888;
  margin-bottom: 20px;
}

.product-breadcrumb a {
  color: #00b4d8;
}

.product-breadcrumb span {
  color: #0d1b2a;
  font-weight: 600;
}

.product-detail-header {
  margin-bottom: 30px;
}

.product-detail-header h2 {
  color: #0d1b2a;
  font-weight: 700;
  margin-bottom: 8px;
}

.product-detail-header .slogan {
  font-size: 18px;
  color: #00b4d8;
  font-weight: 600;
  margin-bottom: 10px;
}

.product-detail-header .overview {
  color: #555;
  line-height: 1.8;
  font-size: 15px;
}

.product-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 1px solid #eee;
}

.product-tab {
  display: inline-block;
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 600;
  color: #555;
  border: 1px solid #ddd;
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.product-tab:hover {
  border-color: #00b4d8;
  color: #00b4d8;
  text-decoration: none;
}

.product-tab.active {
  background: #00b4d8;
  border-color: #00b4d8;
  color: #fff;
}

.product-section {
  margin-bottom: 40px;
}

.section-title {
  color: #0d1b2a;
  font-weight: 700;
  margin-bottom: 20px;
  padding-left: 12px;
  border-left: 4px solid #00b4d8;
}

.feature-box {
  background: #fff;
  border: 1px solid #eef0f2;
  border-radius: 8px;
  padding: 24px 20px;
  height: 100%;
  text-align: center;
  transition: all 0.3s ease;
}

.feature-box:hover {
  box-shadow: 0 8px 24px rgba(13, 27, 42, 0.08);
  transform: translateY(-4px);
}

.feature-box i {
  font-size: 36px;
  color: #00b4d8;
  margin-bottom: 14px;
}

.feature-box h4 {
  color: #0d1b2a;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-box p {
  color: #666;
  font-size: 13px;
  line-height: 1.6;
}

.spec-group {
  background: #fff;
  border: 1px solid #eef0f2;
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 20px;
}

.spec-title {
  color: #0d1b2a;
  font-weight: 700;
  margin-bottom: 14px;
}

.spec-title i {
  color: #00b4d8;
  margin-right: 6px;
}

.spec-group h5 {
  color: #00b4d8;
  font-weight: 600;
  margin: 12px 0 8px;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
}

.spec-table th,
.spec-table td {
  padding: 10px 14px;
  border: 1px solid #eef0f2;
  font-size: 14px;
  text-align: left;
}

.spec-table th {
  width: 160px;
  background: #f8fafb;
  color: #0d1b2a;
  font-weight: 600;
}

.spec-table td {
  color: #555;
}

/* 三列分组式规格表（分组 | 项目 | 规格） */
.spec-table-grouped td.spec-group {
  width: 110px;
  background: #eef4f8;
  color: #0d1b2a;
  font-weight: 600;
  text-align: center;
  vertical-align: middle;
}
.spec-table-grouped th {
  width: 160px;
}

.scenario-box {
  background: #f8fafb;
  border: 1px solid #eef0f2;
  border-radius: 8px;
  padding: 24px 20px;
  height: 100%;
}

.scenario-box h4 {
  color: #0d1b2a;
  font-weight: 700;
  margin-bottom: 8px;
}

.scenario-box p {
  color: #666;
  font-size: 14px;
  line-height: 1.7;
}

.product-cta {
  background: #0d1b2a;
  border-radius: 8px;
  padding: 40px 30px;
  text-align: center;
  color: #fff;
  margin-top: 10px;
}

.product-cta h3 {
  color: #fff;
  font-weight: 700;
  margin-bottom: 10px;
}

.product-cta p {
  color: #b0c4d4;
  margin-bottom: 20px;
}

.cta-buttons {
  margin-bottom: 16px;
}

.cta-phone {
  color: #b0c4d4;
  font-size: 14px;
}

.cta-phone a {
  color: #ffd54f;
  font-weight: 600;
}

/* ===========================
   Recent Works / Portfolio
   =========================== */
.recent-work-wrap {
  position: relative;
  margin-bottom: 30px;
  overflow: hidden;
}

.recent-work-wrap img {
  width: 100%;
  transition: all 0.3s ease;
}

.recent-work-wrap:hover img {
  transform: scale(1.1);
}

.recent-work-wrap .scene-title {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 40px 15px 14px;
  background: linear-gradient(to top, rgba(0, 20, 35, 0.85), rgba(0, 20, 35, 0));
  z-index: 2;
}

.recent-work-wrap .scene-title h3 {
  margin: 0;
  color: #fff;
  font-size: 18px;
  font-weight: 600;
}

.recent-work-wrap:hover .scene-title {
  opacity: 0;
}

.recent-work-wrap .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 180, 216, 0.9);
  opacity: 0;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.recent-work-wrap:hover .overlay {
  opacity: 1;
}

.recent-work-inner {
  text-align: center;
  color: #fff;
  padding: 20px;
}

.recent-work-inner h3 {
  margin-bottom: 10px;
}

.recent-work-inner p {
  font-size: 15px;
  margin-bottom: 15px;
}

.recent-work-inner a {
  color: #fff;
  font-size: 14px;
}

.preview {
  display: inline-block;
  padding: 8px 20px;
  background: #fff;
  color: #00b4d8;
  border-radius: 3px;
  font-weight: 600;
}

.preview:hover {
  background: #0096c7;
  color: #fff;
}

/* ===========================
   Services
   =========================== */
.services-wrap {
  padding: 20px;
  background: #fff;
  border-radius: 5px;
  margin-bottom: 20px;
  transition: all 0.3s ease;
}

.services-wrap:hover {
  background: #f8f9fa;
}

.services-wrap .pull-left {
  margin-right: 20px;
}

.services-wrap img {
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.media-heading {
  color: #333;
  font-weight: 600;
}

/* ===========================
   Skills & Accordion
   =========================== */
.skill h2 {
  margin-bottom: 20px;
}

.progress-wrap {
  margin-bottom: 20px;
}

.progress-wrap h3 {
  font-size: 14px;
  margin-bottom: 5px;
  color: #333;
}

.progress {
  height: 20px;
  background: #f0f0f0;
  border-radius: 10px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: #00b4d8;
  line-height: 20px;
  color: #fff;
  text-align: right;
  padding-right: 10px;
  font-size: 12px;
}

.progress-bar.color1 { background: #00b4d8; }
.progress-bar.color2 { background: #0096c7; }
.progress-bar.color3 { background: #ffd54f; }
.progress-bar.color4 { background: #0096c7; }

.bar-width {
  position: absolute;
  right: 0;
  top: -25px;
  font-size: 14px;
  font-weight: 600;
  color: #333;
}

/* Accordion */
.accordion h2 {
  margin-bottom: 20px;
}

.panel {
  border: none;
  box-shadow: none;
  margin-bottom: 10px;
}

.panel-heading {
  background: #f8f9fa;
  padding: 0;
  border-radius: 0;
}

.panel-heading.active {
  background: #00b4d8;
}

.panel-heading.active .panel-title a {
  color: #fff;
}

.panel-title a {
  display: block;
  padding: 15px 20px;
  color: #333;
  font-weight: 600;
}

.panel-title a:hover {
  color: #00b4d8;
}

.panel-collapse .panel-body {
  padding: 20px;
  border: 1px solid #f0f0f0;
  border-top: none;
}

.accordion-inner img {
  margin-right: 20px;
  width: 100px;
}

/* ===========================
   Testimonials
   =========================== */
.testimonial {
  background: #f8f9fa;
  padding: 30px;
  border-radius: 5px;
}

.testimonial h2 {
  margin-bottom: 20px;
}

.testimonial-inner {
  margin-bottom: 30px;
}

.testimonial-inner img {
  width: 80px;
  height: 80px;
  margin-right: 20px;
  object-fit: cover;
  object-position: center 20%;
}

.testimonial-inner p {
  font-style: italic;
  margin-bottom: 10px;
}

.testimonial-inner span {
  color: #00b4d8;
  font-weight: 600;
}

/* ===========================
   Partners
   =========================== */
#partner {
  background: url(../images/partners/partner_bg.png) 50% 50% no-repeat;
  background-size: cover;
  color: #fff;
  text-align: center;
  padding: 60px 0;
}

#partner h2,
#partner h3 {
  color: #fff;
}

.partners ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

.partners li {
  margin: 0 30px 20px;
}

.partners img {
  height: 80px;
  opacity: 0.6;
  transition: all 0.3s ease;
}

.partners img:hover {
  opacity: 1;
}


/* ===========================
   Contact Info
   =========================== */
#conatcat-info {
  background: #0d1b2a;
  color: #fff;
  padding: 60px 0;
  text-align: center;
}

#conatcat-info h2 {
  font-size: 30px;
  margin-bottom: 16px;
  color: #fff;
}

#conatcat-info p {
  margin: 0 0 32px;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.85);
}

.cta-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

.btn-cta {
  display: inline-block;
  padding: 14px 36px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 4px;
  border: 2px solid #00b4d8;
  color: #fff;
  background: transparent;
  text-decoration: none;
  transition: all 0.3s ease;
}

.btn-cta:hover,
.btn-cta:focus {
  background: rgba(0, 180, 216, 0.15);
  color: #fff;
  text-decoration: none;
}

.btn-cta-primary {
  background: #00b4d8;
  border-color: #00b4d8;
  color: #fff;
}

.btn-cta-primary:hover,
.btn-cta-primary:focus {
  background: #0096c7;
  border-color: #0096c7;
  color: #fff;
}

/* ===========================
   Bottom / Footer
   =========================== */
#bottom {
  background: #0d1b2a;
  color: #fff;
  padding: 60px 0 30px;
}

.widget {
  margin-bottom: 30px;
}

.widget h3 {
  font-size: 18px;
  margin-bottom: 20px;
  color: #fff;
}

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

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

.widget ul li a {
  color: #aaa;
  display: block;
  transition: all 0.3s ease;
}

.widget ul li a:hover {
  color: #00b4d8;
  padding-left: 5px;
}

#footer {
  background: #0d1b2a;
  color: #fff;
  padding: 30px 0;
}

#footer a {
  color: #fff;
}

#footer a:hover {
  color: #00b4d8;
}

#footer .footer-icp {
  margin-left: 16px;
  font-size: 13px;
  opacity: 0.75;
  white-space: nowrap;
}

#footer .footer-icp a {
  color: #fff;
  text-decoration: none;
}

#footer .footer-icp a:hover {
  color: #00b4d8;
}

#footer ul.pull-right {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  justify-content: flex-end;
}

#footer ul.pull-right li {
  margin-left: 20px;
}

#footer ul.pull-right li a {
  color: #fff;
}

#footer ul.pull-right li a:hover {
  color: #00b4d8;
}

.midnight-blue {
  background: #0d1b2a;
}

/* ===========================
   Buttons
   =========================== */
.btn {
  display: inline-block;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  border: none;
  border-radius: 3px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-primary {
  background: #00b4d8;
  color: #fff;
}

.btn-primary:hover {
  background: #0096c7;
  color: #fff;
}

.btn-default {
  background: #fff;
  color: #333;
  border: 1px solid #ddd;
}

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

.btn-lg {
  padding: 12px 30px;
  font-size: 16px;
}

.btn-sm {
  padding: 6px 15px;
  font-size: 12px;
}

/* ===========================
   Forms
   =========================== */
.form-control {
  display: block;
  width: 100%;
  height: 40px;
  padding: 10px 15px;
  font-size: 14px;
  line-height: 1.42857143;
  color: #333;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 3px;
  transition: border-color 0.3s ease;
}

.form-control:focus {
  border-color: #00b4d8;
  outline: none;
}

textarea.form-control {
  height: auto;
  resize: vertical;
}

/* ===========================
   Well
   =========================== */
.well {
  background: #f8f9fa;
  border: 1px solid #e0e0e0;
  border-radius: 5px;
  padding: 20px;
  margin-bottom: 20px;
}

.well-lg {
  padding: 30px;
}

/* ===========================
   Animations
   =========================== */
.wow {
  visibility: hidden;
}

.wow.fadeInDown {
  animation: fadeInDown 0.5s ease forwards;
}

.wow.fadeInUp {
  animation: fadeInUp 0.5s ease forwards;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(100px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 768px) {
  .navbar-nav {
    float: none;
    clear: both;
  }
  
  .navbar-collapse {
    max-height: 300px;
    overflow-y: auto;
  }
  
  .carousel-content h1 {
    font-size: 32px;
  }
  
  .carousel-content h2 {
    font-size: 18px;
  }
  
  #footer .pull-right ul {
    justify-content: center;
    margin-top: 15px;
  }
  
  section {
    padding: 40px 0;
  }
}

/* ===========================
   Team
   =========================== */
.single-profile-top,
.single-profile-bottom {
  background: #f8f9fa;
  padding: 20px;
  border-radius: 5px;
  margin-bottom: 30px;
}

.single-profile-top .media img,
.single-profile-bottom .media img {
  width: 120px;
  height: auto;
  border-radius: 4px;
}

.media-body h4 {
  margin-bottom: 5px;
}

.media-body h5 {
  color: #00b4d8;
  margin-bottom: 10px;
}

.tag {
  list-style: none;
  padding: 0;
  margin: 10px 0;
  display: flex;
  flex-wrap: wrap;
}

.tag li {
  margin-right: 5px;
  margin-bottom: 5px;
}

.tag .btn {
  background: #00b4d8;
  color: #fff;
  padding: 3px 10px;
  font-size: 11px;
}

.social_icons {
  list-style: none;
  padding: 0;
  margin: 10px 0;
  display: flex;
}

.social_icons li {
  margin-right: 10px;
}

.social_icons a {
  display: block;
  width: 30px;
  height: 30px;
  line-height: 30px;
  text-align: center;
  background: #0d1b2a;
  color: #fff;
  border-radius: 50%;
  font-size: 14px;
}

.social_icons a:hover {
  background: #00b4d8;
}

/* ===========================
   Skills Circle
   =========================== */
.sinlge-skill {
  text-align: center;
  margin-bottom: 30px;
}

.sinlge-skill p {
  margin-top: 15px;
  font-size: 16px;
  font-weight: 600;
}

.sinlge-skill em {
  font-size: 48px;
  color: #00b4d8;
  font-style: normal;
}

.team-bar {
  margin: 40px 0;
  position: relative;
}

.team-bar hr {
  border: none;
  border-top: 2px solid #00b4d8;
  margin: 0;
}

.team-bar i {
  position: absolute;
  top: -12px;
  background: #fff;
  padding: 5px 10px;
  color: #00b4d8;
  font-size: 20px;
}

.first-one-arrow hr { width: 20%; margin-left: 40%; }
.first-arrow hr { width: 20%; margin-left: 30%; }
.second-arrow hr { width: 20%; margin-left: 50%; }
.third-arrow hr { width: 20%; margin-left: 60%; }
.fourth-arrow hr { width: 20%; margin-left: 70%; }

/* ===========================
   Utility Classes
   =========================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none; }
.visible-xs { display: none; }

@media (max-width: 767px) {
  .visible-xs { display: block; }
  .hidden-xs { display: none; }
}

@media (min-width: 768px) {
  .visible-xs { display: none; }
}

/* ============ 产品卡片（分类页） ============ */
.product-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 30px;
}
.product-card {
  flex: 0 0 calc(33.333% - 16px);
  display: block;
  border: 1px solid #e8e8e8;
  border-radius: 8px;
  overflow: hidden;
  text-decoration: none !important;
  color: #333;
  transition: box-shadow .3s, transform .3s;
  background: #fff;
}
.product-card:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,.12);
  transform: translateY(-4px);
  color: #333;
}
.product-card-img {
  height: 190px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border-bottom: 1px solid #eee;
}
.product-card-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.product-card-img.placeholder {
  color: #c0c4cc;
}
/* 场景卡片配图：统一铺满裁剪，替换任意比例的官方素材都能保持版式一致（不影响产品卡片的原始比例） */
.product-card-img.solution-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.product-card-body {
  padding: 18px 20px;
}
.product-card-body h3 {
  font-size: 20px;
  margin: 0 0 8px;
  color: #333;
}
.product-card-body p {
  color: #666;
  line-height: 1.6;
  margin-bottom: 12px;
  min-height: 44px;
}

/* ============ 产品详情页（product.html） ============ */
.product-tabs.nav-tabs {
  border-bottom: 2px solid #00b4d8;
  margin-top: 30px;
}
.product-tabs.nav-tabs > li > a {
  border-radius: 4px 4px 0 0;
  margin-right: 4px;
  color: #333;
  font-size: 15px;
  padding: 10px 18px;
}
.product-tabs.nav-tabs > li.active > a,
.product-tabs.nav-tabs > li.active > a:hover,
.product-tabs.nav-tabs > li.active > a:focus {
  background: #00b4d8;
  color: #fff;
  border-color: #00b4d8;
}
.tab-pane {
  padding-top: 24px;
}
.product-img-large {
  background: #fff;
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #eee;
  border-radius: 8px;
  color: #c0c4cc;
  overflow: hidden;
}
.product-img-large a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}
.product-img-large img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.download-list {
  list-style: none;
  padding: 0;
}
.download-list li {
  padding: 12px 0;
  border-bottom: 1px dashed #e8e8e8;
}
.download-list a {
  color: #333;
}
.download-list a:hover {
  color: #00b4d8;
}
.download-list i {
  color: #e74c3c;
  margin-right: 8px;
}

/* ============ 产品大类概览（三级结构） ============ */
.product-groups { margin-top: 30px; }
.product-group { margin-bottom: 40px; }
.product-group-title {
  font-size: 24px;
  color: #333;
  border-left: 4px solid #00b4d8;
  padding-left: 12px;
  margin-bottom: 20px;
}
.group-cat-card {
  display: block;
  text-align: center;
  border: 1px solid #e8e8e8;
  border-radius: 8px;
  padding: 30px 15px;
  margin-bottom: 20px;
  color: #333;
  text-decoration: none !important;
  transition: all .3s;
  background: #fff;
  min-height: 150px;
}
.group-cat-card:hover {
  box-shadow: 0 6px 20px rgba(0,0,0,.1);
  transform: translateY(-3px);
  color: #333;
}
.group-cat-card i { color: #00b4d8; }
.group-cat-card h4 { font-size: 17px; margin: 15px 0 8px; }
.group-cat-card p { color: #999; font-size: 13px; margin: 0; line-height: 1.5; }

/* ============ 产品详情页单页滚动 + 锚点（东土模式） ============ */
.product-anchor-nav {
  float: left;
  width: 180px;
  margin-right: 30px;
  position: sticky;
  top: 100px;
}
.product-anchor-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  border-left: 2px solid #e8e8e8;
}
.product-anchor-nav li a {
  display: block;
  padding: 10px 16px;
  color: #666;
  font-size: 14px;
  text-decoration: none;
  border-left: 2px solid transparent;
  margin-left: -2px;
  transition: all .2s;
}
.product-anchor-nav li a:hover,
.product-anchor-nav li a.active {
  color: #00b4d8;
  border-left-color: #00b4d8;
  background: #f0f9fc;
}
.product-sections {
  overflow: hidden;
}
.product-anchor-section {
  margin-bottom: 50px;
  padding-top: 20px;
  scroll-margin-top: 20px;
}
.product-anchor-section .section-title {
  font-size: 20px;
  color: #333;
  border-left: 4px solid #00b4d8;
  padding-left: 12px;
  margin-bottom: 20px;
}
@media (max-width: 768px) {
  .product-anchor-nav { display: none; }
}

/* ============ 产品中心大类概览卡片 ============ */
.group-card {
  display: flex;
  align-items: center;
  border: 1px solid #e8e8e8;
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 20px;
  text-decoration: none !important;
  color: #333;
  background: #fff;
  transition: box-shadow .3s, transform .3s;
}
.group-card:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,.1);
  transform: translateY(-3px);
  color: #333;
}
.group-card-icon {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  margin-right: 20px;
  border-radius: 8px;
  background: #f0f9fc;
  display: flex;
  align-items: center;
  justify-content: center;
}
.group-card-icon i { color: #00b4d8; }
.group-card-body h3 { font-size: 22px; margin: 0 0 10px; color: #333; }

/* ============ 产品中心顶部横向锚点导航 ============ */
.product-anchor-horizontal {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 14px 16px;
  background: #f5f7fa;
  border-radius: 6px;
  margin: 20px 0;
  position: sticky;
  top: 0;
  z-index: 10;
}
.product-anchor-horizontal a {
  padding: 8px 18px;
  border-radius: 20px;
  color: #333;
  text-decoration: none;
  background: #fff;
  border: 1px solid #e0e0e0;
  font-size: 14px;
  transition: all .2s;
}
.product-anchor-horizontal a:hover {
  background: #00b4d8;
  color: #fff;
  border-color: #00b4d8;
}

/* ============ 产品中心分类区块 ============ */
.product-cat-section {
  padding-top: 40px;
  margin-top: 20px;
  scroll-margin-top: 70px;
}
.product-cat-title {
  font-size: 22px;
  color: #333;
  border-left: 4px solid #00b4d8;
  padding-left: 12px;
  margin-bottom: 12px;
}
.product-cat-title i { color: #00b4d8; margin-right: 6px; }
.product-cat-slogan {
  font-size: 16px;
  color: #333;
  margin-bottom: 8px;
}
.product-cat-overview {
  color: #666;
  line-height: 1.8;
  margin-bottom: 20px;
}

/* ============ 产品中心：顶部锚点大类标签 + 大类分隔标题 ============ */
.product-anchor-horizontal .anchor-group-label {
  font-weight: bold;
  color: #00b4d8;
  padding: 8px 0 8px 12px;
  margin: 0 4px;
  border-left: 3px solid #00b4d8;
  line-height: 20px;
}
.product-group-title {
  font-size: 26px;
  color: #0d1b2a;
  border-left: 5px solid #00b4d8;
  padding-left: 14px;
  margin: 50px 0 15px;
}

/* ============ 产品中心：文字链接列表（东土式） ============ */
.product-item-list {
  list-style: none;
  padding: 0;
  margin: 8px 0 0;
}
.product-item-list li {
  display: inline-block;
  margin: 0 22px 10px 0;
}
.product-item-list li a {
  color: #555;
  font-size: 15px;
  transition: color .2s;
}
.product-item-list li a:hover {
  color: #00b4d8;
}
.product-item-list li a:before {
  content: "\2022";
  color: #00b4d8;
  margin-right: 6px;
}

/* ============ 行业解决方案：方案列表（东土式） ============ */
.solution-list {
  list-style: none;
  padding: 0;
  margin: 8px 0 0;
}
.solution-list li {
  margin-bottom: 12px;
}
.solution-list li a {
  display: block;
  padding: 12px 16px;
  border-left: 3px solid #00b4d8;
  background: #f7f9fb;
  color: #666;
  transition: all .2s;
}
.solution-list li a strong {
  color: #0d1b2a;
  font-size: 16px;
  margin-right: 12px;
}
.solution-list li a span {
  font-size: 14px;
}
.solution-list li a:hover {
  background: #eef6f9;
  border-left-color: #ffd54f;
}

/* ============ 发展历程时间轴 ============ */
.milestone-section {
  margin-top: 40px;
  padding: 10px 0;
}
.milestone-timeline {
  position: relative;
  max-width: 820px;
  margin: 30px auto 0;
  padding-left: 36px;
}
.milestone-timeline:before {
  content: '';
  position: absolute;
  left: 8px;
  top: 4px;
  bottom: 4px;
  width: 2px;
  background: #dfe6ee;
}
.milestone-item {
  position: relative;
  margin-bottom: 26px;
}
.milestone-year {
  font-size: 18px;
  font-weight: 700;
  color: #00b4d8;
  margin-bottom: 4px;
}
.milestone-dot {
  position: absolute;
  left: -36px;
  top: 8px;
  width: 18px;
  height: 18px;
  background: #00b4d8;
  border: 3px solid #fff;
  border-radius: 50%;
  box-shadow: 0 0 0 2px #00b4d8;
}
.milestone-content {
  padding: 12px 16px;
  background: #f7f9fb;
  border-radius: 6px;
  border-left: 3px solid #00b4d8;
}
.milestone-content h4 {
  font-size: 16px;
  color: #0d1b2a;
  margin: 0 0 6px;
}
.milestone-content p {
  font-size: 14px;
  color: #666;
  margin: 0;
  line-height: 1.6;
}

/* ============ 应用场景 / 部署方式卡片（软件产品详情页） ============ */
.scenario-box {
  background: #f7f9fb;
  border: 1px solid #eee;
  border-radius: 8px;
  padding: 20px 16px;
  margin-bottom: 20px;
  min-height: 110px;
  transition: box-shadow .3s, transform .3s;
}
.scenario-box:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  transform: translateY(-2px);
}
.scenario-box i {
  font-size: 28px;
  color: #00b4d8;
  margin-bottom: 10px;
}
.scenario-box h4 {
  font-size: 16px;
  color: #0d1b2a;
  margin: 0 0 8px;
}
.scenario-box p {
  font-size: 14px;
  color: #666;
  margin: 0;
  line-height: 1.6;
}

/* ============ 产品详情多图轮播 ============ */
.product-carousel {
  position: relative;
  max-width: 640px;
}
.product-carousel .carousel-inner .item img {
  width: 100%;
  height: 320px;
  object-fit: contain;
  background: #fff;
}
.product-carousel .carousel-indicators li {
  width: 12px;
  height: 12px;
  border: none;
  background: rgba(255,255,255,0.5);
  box-shadow: 0 0 2px rgba(0,0,0,0.4);
  margin: 0 4px;
}
.product-carousel .carousel-indicators .active {
  background: #00b4d8;
}
.product-thumbs {
  margin-top: 12px;
}
.product-thumbs img {
  width: 80px;
  height: 60px;
  object-fit: cover;
  border: 2px solid #e0e0e0;
  border-radius: 4px;
  margin-right: 8px;
  cursor: pointer;
  transition: border-color .2s;
}
.product-thumbs img.active {
  border-color: #00b4d8;
}

/* 多型号规格表：型号小标题 */
.spec-model {
  font-size: 15px;
  color: #0d1b2a;
  font-weight: 700;
  margin: 18px 0 10px;
  padding-left: 10px;
  border-left: 3px solid #00b4d8;
}