/* ========================================
   锐科私域管理系统 - 响应式样式重写
   ======================================== */

/* ========================================
   CSS 变量 - 设计系统
   ======================================== */
:root {
  /* 主色调 - 现代蓝紫渐变 */
  --primary-color: #6366F1;
  --primary-dark: #4F46E5;
  --primary-light: #818CF8;
  --primary-gradient: linear-gradient(135deg, #6366F1 0%, #4F46E5 100%);
  
  /* 辅助色 */
  --secondary-color: #EC4899;
  --secondary-dark: #DB2777;
  --secondary-gradient: linear-gradient(135deg, #EC4899 0%, #DB2777 100%);
  
  /* 背景色 */
  --bg-white: #FFFFFF;
  --bg-light: #F8FAFC;
  --bg-dark: #1E293B;
  --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  
  /* 文字颜色 */
  --text-primary: #1E293B;
  --text-secondary: #64748B;
  --text-light: #94A3B8;
  --text-white: #FFFFFF;
  
  /* 边框和分隔线 */
  --border-color: #E2E8F0;
  --border-light: #F1F5F9;
  
  /* 阴影 */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* 圆角 */
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --border-radius-xl: 24px;
  
  /* 过渡 */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* 容器宽度 */
  --container-width: 1200px;
  --container-width-lg: 1100px;
  --container-width-md: 900px;
  --container-width-sm: 700px;
  --container-width-xs: 90%;
  
  /* 间距 */
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 48px;
  --spacing-xl: 64px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-light);
  overflow-x: hidden;
  min-width: 320px;
}

span {
  display: inline-block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

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

/* ========================================
   布局容器
   ======================================== */
.main {
  width: 100%;
  overflow: hidden;
}

.main > div {
  width: 100%;
  position: relative;
  box-sizing: border-box;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
  position: relative;
}

/* ========================================
   工具类
   ======================================== */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.flex {
  display: flex;
}

.flex-wrap {
  flex-wrap: wrap;
}

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

.justify-center {
  justify-content: center;
}

.align-center {
  align-items: center;
}

/* ========================================
   侧边栏 - contactwe
   ======================================== */
.contactwe {
  position: fixed;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  width: 160px;
  z-index: 999;
  background: var(--primary-gradient);
  border-radius: 12px 0 0 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.contactwe:hover {
  box-shadow: var(--shadow-xl);
}

.contactwe-item {
  text-align: center;
  color: var(--text-white);
  padding: 16px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: var(--transition);
}

.contactwe-item:hover {
  background: rgba(255, 255, 255, 0.1);
}

.contactwe-item:last-child {
  border-bottom: none;
}

.wewechat,
.wecontact {
  font-size: 16px;
  font-weight: 500;
}

.wewechat::before,
.wecontact::before {
  content: "";
  display: inline-block;
  width: 20px;
  height: 20px;
  margin-right: 6px;
  vertical-align: middle;
}

.wewechat::before {
  background: url(../image/icon/wechaticon.png) center/contain no-repeat;
}

.last-item {
  margin-top: 12px;
}

.wecontact-img {
  width: 130px;
  height: 130px;
  border-radius: 8px;
  margin: 0 auto;
}

/* ========================================
   标题区块 - title-block
   ======================================== */
.title-block {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.title-text,
.title-block > div {
  font-size: 36px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  position: relative;
  display: inline-block;
}

.title-text::after,
.title-block > div::after {
  content: "";
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--primary-gradient);
  border-radius: 2px;
}

/* ========================================
   按钮样式
   ======================================== */
.common-button-real,
.common-button-real2 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 40px;
  height: 52px;
  font-size: 16px;
  font-weight: 500;
  border: none;
  border-radius: 26px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.common-button-real::before,
.common-button-real2::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--primary-gradient);
  z-index: -1;
  transition: var(--transition);
}

.common-button-real::before {
  background: var(--primary-gradient);
}

.common-button-real2::before {
  background: var(--secondary-gradient);
}

.common-button-real:hover,
.common-button-real2:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.common-button-real:hover::before,
.common-button-real2:hover::before {
  filter: brightness(1.1);
}

.common-button-real a,
.common-button-real2 a {
  color: var(--text-white);
  text-decoration: none;
  cursor: pointer;
  display: block;
  width: 100%;
  height: 100%;
}

.common-button-void2 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 36px;
  height: 48px;
  font-size: 16px;
  font-weight: 500;
  border: 2px solid var(--primary-color);
  border-radius: 24px;
  cursor: pointer;
  color: var(--primary-color);
  background: transparent;
  transition: var(--transition);
}

.common-button-void2:hover {
  background: var(--primary-color);
  color: var(--text-white);
  transform: translateY(-2px);
}

/* ========================================
   lv1 - 首页轮播区域
   ======================================== */
.lv1 {
  height: 700px;
  position: relative;
  overflow: hidden;
}

.lv1-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 500%;
  height: 100%;
}

.lv1-bg > div {
  width: 20%;
  float: left;
  height: 100%;
  background-position: center;
  background-size: cover;
}

.lv1-bgimg1 {
  background-image: url(../image/img/bg.png);
}

.lv1-bgimg2 {
  background-image: url(../image/img/bg4.png);
  position: relative;
}

.lv1-bgimg3 {
  background-image: url(../image/img/bg2.png);
}

.lv1-bgimg2::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.4) 0%, rgba(79, 70, 229, 0.6) 100%);
  z-index: 1;
}

.lv1-bgimg2-btn {
  position: relative;
  height: 100%;
  z-index: 2;
  display: flex;
  align-items: center;
}

.lv1-bgimg2-btn > div {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
  color: var(--text-white);
  position: relative;
}

.lv1-bgimg2-title {
  font-size: 52px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 0.8s ease-out;
}

.lv1-bgimg2-text {
  font-size: 20px;
  line-height: 1.8;
  margin-bottom: 16px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 0.8s ease-out 0.1s backwards;
}

.lv1-bgimg2-text.two {
  max-width: 700px;
  animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.lv1-btn {
  margin-top: 32px;
  animation: fadeInUp 0.8s ease-out 0.3s backwards;
}

.lv1-btn .common-button-real {
  position: relative;
  overflow: visible;
}

.lv1-btn .common-button-real::before {
  background: var(--primary-gradient);
}

.lv1-btn .common-button-real::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: transparent;
  opacity: 0.5;
  z-index: -2;
  width: 100%;
  height: 100%;
  box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4), 0 0 0 0 rgba(99, 102, 241, 0.3);
  animation: wavePulseShadow 2.5s ease-out infinite;
}

.lv1-company {
  position: relative;
  top: 34px;
  width: 302px;
  height: 42px;
  background: url(../image/icon/logo.png) center/contain no-repeat;
}

/* ========================================
   lv2 - 功能展示区域
   ======================================== */
.lv2 {
  padding: 80px 30px;
  background: var(--bg-white);
  text-align: center;
}

.lv2-text {
  font-size: 22px;
  color: var(--text-secondary);
  margin-bottom: 60px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.lv2-blocks {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px;
}

.lv2-block {
  flex: 0 0 calc(25% - 18px);
  background: var(--bg-white);
  border-radius: var(--border-radius-lg);
  padding: 32px 24px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  border: 1px solid var(--border-light);
}

.lv2-block:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-light);
}

.lv2-block > div:first-child {
  text-align: center;
  margin-bottom: 20px;
}

.lv2-block > div:first-child > span {
  width: 72px;
  height: 72px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
}

.lv2-icon-img1 {
  background: url(../image/icon/矢量智能对象.png) center/contain no-repeat;
}

.lv2-icon-img2 {
  background: url(../image/icon/矢量智能对象1.png) center/contain no-repeat;
}

.lv2-icon-img3 {
  background: url(../image/icon/矢量智能对象2.png) center/contain no-repeat;
}

.lv2-icon-img4 {
  background: url(../image/icon/矢量智能对象3.png) center/contain no-repeat;
}

.lv2-block > div:nth-child(2) {
  font-size: 20px;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 12px;
  text-align: center;
}

.lv2-block > div:nth-child(3) {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  text-align: left;
}

/* ========================================
   lv3 - 私域运营管理神器
   ======================================== */
.lv3 {
  padding: 80px 30px;
  background: var(--bg-light);
}

.lv3-block {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px;
  margin-top: 48px;
}

.lv3-block > div {
  flex: 0 0 calc(50% - 12px);
  display: flex;
  background: var(--bg-white);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--border-light);
}

.lv3-block > div:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.lv3-block > div > div:first-child {
  flex: 0 0 110px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-gradient);
}

.lv3-block > div > div:first-child > span {
  width: 56px;
  height: 56px;
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
}

.lv3-img2 {
  background: url(../image/icon/矢量智能对象5.png);
}

.lv3-img4 {
  background: url(../image/icon/矢量智能对象7.png);
}

.lv3-img5 {
  background: url(../image/icon/矢量智能对象8.png);
}

.lv3-img6 {
  background: url(../image/icon/矢量智能对象9.png);
}

.lv3-block > div > div:last-child {
  flex: 1;
  padding: 20px 24px;
}

.lv3-block > div > div:last-child > span:first-child {
  display: block;
  font-size: 22px;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 8px;
}

.lv3-block > div > div:last-child > span:last-child {
  display: block;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ========================================
   lv4 - 申请试用区域
   ======================================== */
.lv4 {
  padding: 48px 0;
  background: var(--primary-gradient);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.lv4::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url(../image/icon/组58.png) center/cover no-repeat;
  opacity: 0.1;
}

.lv4 > div {
  position: relative;
  z-index: 1;
}

.lv4 .common-button-real::before,
.lv4 .common-button-real2::before {
  background: var(--text-white);
}

.lv4 .common-button-real a,
.lv4 .common-button-real2 a {
  color: var(--primary-color);
  font-weight: 600;
}

/* ========================================
   lv6 - MDM移动设备管理
   ======================================== */
.lv6 {
  height: 500px;
  background: url(../image/icon/组59.png) center/cover no-repeat;
  color: var(--text-white);
  position: relative;
  display: flex;
  align-items: center;
}

.lv6::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.1) 100%);
}

.lv6 > div {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.lv6-title {
  font-size: 42px;
  font-weight: 600;
  margin-bottom: 20px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.lv6-cont {
  font-size: 20px;
  line-height: 1.8;
  max-width: 500px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.lv6-image {
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  width: 681px;
  height: 499px;
  background: url(../image/icon/组591.png) 0 0 no-repeat;
}

/* ========================================
   lv7 - 私域运营风控系统
   ======================================== */
.lv7 {
  padding: 80px 0;
  background: var(--bg-white);
  overflow: hidden;
}

.lv7 > div {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 80px;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.lv7-image {
  flex: 0 0 547px;
  height: 336px;
  background: url(../image/icon/组26.png) center/contain no-repeat;
}

.lv7-right {
  flex: 1;
  max-width: 420px;
  text-align: center;
}

.lv7-right-title {
  font-size: 40px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.lv7-right-title-small {
  font-size: 20px;
  color: var(--text-secondary);
  margin-bottom: 36px;
}

.lv7-list {
  display: flex;
  justify-content: space-between;
  margin-bottom: 48px;
}

.lv7-list > div {
  flex: 1;
  text-align: center;
}

.lv7-list > div span:first-child {
  width: 60px;
  height: 60px;
  margin-bottom: 12px;
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
  display: inline-block;
}

.lv7-img1 {
  background: url(../image/icon/图层15.png);
}

.lv7-img2 {
  background: url(../image/icon/图层17.png);
}

.lv7-img3 {
  background: url(../image/icon/图层18.png);
}

.lv7-img4 {
  background: url(../image/icon/图层161.png);
}

.lv7-list > div span:last-child {
  display: block;
  font-size: 15px;
  color: var(--text-secondary);
  font-weight: 500;
}

.lv7-btn {
  text-align: center;
}

.lv7-btn > span:first-child {
  margin-right: 24px;
}

/* ========================================
   lv8 - 手机基础操作行为监管
   ======================================== */
.lv8 {
  height: 500px;
  background: url(../image/icon/组60.png) center/cover no-repeat;
  color: var(--text-white);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.lv8::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.6) 100%);
}

.lv8 > div {
  position: relative;
  z-index: 1;
  padding: 0 var(--spacing-sm);
}

.lv8 > div:first-child {
  font-size: 44px;
  font-weight: 600;
  margin-bottom: 24px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.lv8 > div:last-child {
  font-size: 20px;
  line-height: 1.8;
  max-width: 900px;
  margin: 0 auto;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* ========================================
   lv11 - SAAS数据报表
   ======================================== */
.lv11 {
  padding: 80px 0;
  background: var(--bg-light);
  position: relative;
  overflow: hidden;
}

.lv11 > div {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}

.lv11 > div > div:first-child {
  flex: 1;
  max-width: 450px;
}

.lv11-title {
  font-size: 42px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.lv11-cont {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.lv11-right-img {
  width: 677px;
  height: 406px;
  background: url(../image/icon/组44.png) center/contain no-repeat;
}

/* ========================================
   lv12 - 私有化独立部署
   ======================================== */
.lv12 {
  padding: 80px 0;
  background: url(../image/icon/组621.png) center/cover no-repeat;
  position: relative;
  color: var(--text-white);
  text-align: right;
}

.lv12::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.7) 0%, rgba(79, 70, 229, 0.8) 100%);
}

.lv12 > div {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
  position: relative;
  z-index: 1;
}

.lv12-title {
  font-size: 40px;
  font-weight: 600;
  margin-bottom: 32px;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.lv12-cont {
  display: inline-block;
  text-align: left;
}

.lv12-cont > div {
  font-size: 20px;
  margin-bottom: 16px;
  position: relative;
  padding-left: 32px;
}

.lv12-cont > div::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 2px;
  width: 24px;
  height: 24px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

/* ========================================
   lv13 - 信息数据安全
   ======================================== */
.lv13 {
  padding: 80px 0;
  background: url(../image/icon/图层693.png) center/cover no-repeat;
  position: relative;
  text-align: center;
}

.lv13 > div {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
  position: relative;
  z-index: 1;
}

.lv13-title {
  font-size: 46px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 32px;
}

.lv13-title span {
  color: var(--primary-color);
}

.lv13-cont > div {
  font-size: 20px;
  color: var(--text-primary);
  line-height: 1.8;
  margin-bottom: 12px;
}

/* ========================================
   lv14 - 更多功能
   ======================================== */
.lv14 {
  padding: 80px 0;
  background: var(--bg-white);
  text-align: center;
}

.lv14-image {
  position: relative;
  max-width: 960px;
  height: 540px;
  margin: 0 auto;
  background: url(../image/icon/图层695.png) center/contain no-repeat;
}

.lv14-title {
  font-size: 43px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.lv14-cont {
  font-size: 20px;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
}

/* ========================================
   lv15/lv19 - 申请试用
   ======================================== */
.lv15,
.lv19 {
  padding: 48px 0;
  background: var(--primary-gradient);
  text-align: center;
  position: relative;
}

.lv15::before,
.lv19::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url(../image/icon/组58.png) center/cover no-repeat;
  opacity: 0.1;
}

.lv15 > div,
.lv19 > div {
  position: relative;
  z-index: 1;
}

.lv15 .common-button-real::before,
.lv15 .common-button-real2::before,
.lv19 .common-button-real::before,
.lv19 .common-button-real2::before {
  background: var(--text-white);
}

.lv15 .common-button-real a,
.lv15 .common-button-real2 a,
.lv19 .common-button-real a,
.lv19 .common-button-real2 a {
  color: var(--primary-color);
  font-weight: 600;
}

/* ========================================
   lv16 - 行业案例轮播
   ======================================== */
.lv16 {
  padding: 80px 0;
  background: var(--bg-light);
}

.lv16 > div {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
  position: relative;
}

.lv16-wrap {
  margin-top: 50px;
  width: 100%;
  max-width: 1200px;
  height: 378px;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  margin-left: auto;
  margin-right: auto;
}

.caseshow {
  width: 9600px;
  height: 100%;
  margin-left: -1200px;
  transition: var(--transition-fast);
}

.caseshow > div {
  float: left;
  width: 1200px;
  height: 100%;
}

.caseshow > div div {
  float: left;
  height: 100%;
}

.caseshow > div .lv16-img1 {
  width: 400px;
  height: 378px;
  background: url(../image/img/案例一.png) center/cover no-repeat;
}

.caseshow > div .lv16-img2 {
  width: 400px;
  height: 378px;
  background: url(../image/img/案例2.png) center/cover no-repeat;
}

.caseshow > div .lv16-img3 {
  width: 400px;
  height: 378px;
  background: url(../image/img/案例3.png) center/cover no-repeat;
}

.caseshow > div .lv16-img4 {
  width: 400px;
  height: 378px;
  background: url(../image/img/案例4.png) center/cover no-repeat;
}

.caseshow > div .lv16-img5 {
  width: 400px;
  height: 378px;
  background: url(../image/img/案例5.png) center/cover no-repeat;
}

.caseshow > div .lv16-img6 {
  width: 400px;
  height: 378px;
  background: url(../image/img/案例六.png) center/cover no-repeat;
}

.caseshow > div .lv16-img7 {
  width: 400px;
  height: 378px;
  background: url(../image/icon/图层702.png) center/cover no-repeat;
}

.lv16-cont {
  width: 800px;
  background: var(--primary-gradient);
  padding: 50px 60px;
  color: var(--text-white);
  overflow-y: auto;
}

.lv16-cont-title {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 16px;
}

.lv16-cont-text {
  width: 100%;
  text-indent: 2em;
  font-size: 14px;
  line-height: 1.8;
  opacity: 0.95;
  margin-bottom: 12px;
}

.lv16-leftbtn,
.lv16-rightbtn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 73px;
  background: var(--primary-gradient);
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}

.lv16-leftbtn {
  left: -56px;
  border-radius: 8px 0 0 8px;
}

.lv16-rightbtn {
  right: -56px;
  border-radius: 0 8px 8px 0;
}

.lv16-leftbtn:hover,
.lv16-rightbtn:hover {
  transform: translateY(-50%) scale(1.05);
  box-shadow: var(--shadow-lg);
}

.lv16-leftbtn > span,
.lv16-rightbtn > span {
  width: 24px;
  height: 36px;
  display: block;
}

.lv16-leftbtn > span::before,
.lv16-rightbtn > span::before {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.lv16-leftbtn > span::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 36' fill='none' stroke='%23ffffff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 6L6 18L18 30'/%3E%3C/svg%3E");
}

.lv16-rightbtn > span::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 36' fill='none' stroke='%23ffffff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 6L18 18L6 30'/%3E%3C/svg%3E");
}

/* ========================================
   lv20 - 底部
   ======================================== */
.lv20 {
  padding: 40px 0;
  background: var(--bg-dark);
  color: #94A3B8;
  text-align: center;
}

.lv20 > div {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.lv20 > div > div {
  font-size: 14px;
  line-height: 2;
  margin-bottom: 8px;
}

.icon_list {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 24px;
}

.icon_list > div {
  height: 47px;
  display: flex;
  align-items: center;
}

.icon_list img {
  height: 47px;
  width: auto;
}

/* ========================================
   动画效果
   ======================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(99, 102, 241, 0);
  }
}

@keyframes wavePulse {
  0% {
    width: 100%;
    height: 100%;
    opacity: 0.5;
    transform: translate(-50%, -50%) scale(1);
  }
  100% {
    width: 200%;
    height: 200%;
    opacity: 0;
    transform: translate(-50%, -50%) scale(1.8);
  }
}

@keyframes wavePulseShadow {
  0% {
    box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.5), 0 0 0 0 rgba(99, 102, 241, 0.4);
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    box-shadow: 0 0 0 20px rgba(99, 102, 241, 0.3), 0 0 0 10px rgba(99, 102, 241, 0.25);
    transform: translate(-50%, -50%) scale(1.1);
  }
  100% {
    box-shadow: 0 0 0 40px rgba(99, 102, 241, 0), 0 0 0 30px rgba(99, 102, 241, 0);
    transform: translate(-50%, -50%) scale(1);
  }
}

/* ========================================
   响应式设计 - 断点 1400px
   ======================================== */
@media (max-width: 1400px) {
  .container {
    max-width: var(--container-width-lg);
  }
  
  .lv1-bgimg2-title {
    font-size: 48px;
  }
  
  .lv1-bgimg2-text {
    font-size: 18px;
  }
  
  .lv6-image {
    width: 550px;
    height: 400px;
  }
  
  .lv7-image {
    flex: 0 0 450px;
    height: 276px;
  }
  
  .lv11-right-img {
    width: 550px;
    height: 330px;
  }
}

/* ========================================
   响应式设计 - 断点 1200px
   ======================================== */
@media (max-width: 1200px) {
  .container {
    max-width: var(--container-width-md);
  }
  
  .lv1 {
    height: 600px;
  }
  
  .lv1-bgimg2-title {
    font-size: 40px;
  }
  
  .lv1-bgimg2-text {
    font-size: 17px;
  }
  
  .lv2-block {
    flex: 0 0 calc(50% - 12px);
  }
  
  .lv6 {
    height: 450px;
  }
  
  .lv6-title {
    font-size: 36px;
  }
  
  .lv6-cont {
    font-size: 18px;
    max-width: 400px;
  }
  
  .lv6-image {
    width: 450px;
    height: 330px;
  }
  
  .lv7 > div {
    gap: 48px;
  }
  
  .lv7-image {
    flex: 0 0 400px;
    height: 246px;
  }
  
  .lv11 > div {
    flex-direction: column;
    text-align: center;
  }
  
  .lv11 > div > div:first-child {
    max-width: 100%;
  }
  
  .lv11-right-img {
    width: 600px;
    height: 360px;
  }
  
  /* 轮播图 */
  .lv16-wrap {
    max-width: 900px;
    height: 350px;
  }
  
  .caseshow {
    width: 7200px;
    margin-left: -900px;
  }
  
  .caseshow > div {
    width: 900px;
  }
  
  .caseshow > div .lv16-img1,
  .caseshow > div .lv16-img2,
  .caseshow > div .lv16-img3,
  .caseshow > div .lv16-img4,
  .caseshow > div .lv16-img5,
  .caseshow > div .lv16-img6,
  .caseshow > div .lv16-img7 {
    width: 300px;
    height: 350px;
  }
  
  .lv16-cont {
    width: 600px;
    padding: 40px 50px;
  }
  
  .lv16-leftbtn,
  .lv16-rightbtn {
    width: 45px;
    height: 60px;
  }
  
  .lv16-leftbtn {
    left: -45px;
  }
  
  .lv16-rightbtn {
    right: -45px;
  }
}

/* ========================================
   响应式设计 - 断点 992px
   ======================================== */
@media (max-width: 992px) {
  .container {
    max-width: var(--container-width-sm);
  }
  
  .lv1 {
    height: 550px;
  }
  
  .lv1-bgimg2-title {
    font-size: 34px;
  }
  
  .lv1-bgimg2-text {
    font-size: 16px;
  }
  
  .lv1-bgimg2-text.two {
    max-width: 500px;
  }
  
  .lv2 {
    padding: 60px 0;
  }
  
  .lv3-block > div {
    flex: 0 0 100%;
  }
  
  .lv6 {
    height: 400px;
    align-items: flex-end;
    padding-bottom: 48px;
  }
  
  .lv6::before {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.1) 0%, rgba(0, 0, 0, 0.6) 100%);
  }
  
  .lv6-title {
    font-size: 30px;
    margin-bottom: 12px;
  }
  
  .lv6-cont {
    font-size: 16px;
    max-width: 100%;
  }
  
  .lv6-image {
    display: none;
  }
  
  .lv7 {
    padding: 60px 0;
  }
  
  .lv7 > div {
    flex-direction: column;
    text-align: center;
    gap: 32px;
  }
  
  .lv7-image {
    flex: 0 0 auto;
    width: 100%;
    max-width: 500px;
    height: 307px;
  }
  
  .lv7-right {
    max-width: 100%;
    margin-left: 0;
  }
  
  .lv8 {
    height: 400px;
  }
  
  .lv8 > div:first-child {
    font-size: 36px;
  }
  
  .lv8 > div:last-child {
    font-size: 16px;
  }
  
  .lv11 {
    padding: 60px 0;
  }
  
  .lv11-title {
    font-size: 36px;
  }
  
  .lv11-cont {
    font-size: 16px;
  }
  
  .lv11-right-img {
    width: 100%;
    max-width: 500px;
    height: 300px;
  }
  
  .lv12 {
    padding: 60px 0;
    text-align: center;
  }
  
  .lv12-title {
    font-size: 34px;
  }
  
  .lv12-cont {
    text-align: left;
  }
  
  .lv12-cont > div {
    font-size: 18px;
  }
  
  .lv13 {
    padding: 60px 0;
  }
  
  .lv13-title {
    font-size: 38px;
  }
  
  .lv13-cont > div {
    font-size: 18px;
  }
  
  .lv14 {
    padding: 60px 0;
  }
  
  .lv14-image {
    max-width: 100%;
    height: 450px;
  }
  
  .lv14-title {
    font-size: 36px;
  }
  
  .lv14-cont {
    font-size: 18px;
  }
  
  /* 轮播图 */
  .lv16-wrap {
    max-width: 700px;
    height: 320px;
  }
  
  .caseshow {
    width: 5600px;
    margin-left: -700px;
  }
  
  .caseshow > div {
    width: 700px;
  }
  
  .caseshow > div .lv16-img1,
  .caseshow > div .lv16-img2,
  .caseshow > div .lv16-img3,
  .caseshow > div .lv16-img4,
  .caseshow > div .lv16-img5,
  .caseshow > div .lv16-img6,
  .caseshow > div .lv16-img7 {
    width: 250px;
    height: 320px;
  }
  
  .lv16-cont {
    width: 450px;
    padding: 30px 40px;
  }
  
  .lv16-cont-title {
    font-size: 20px;
  }
  
  .lv16-cont-text {
    font-size: 13px;
  }
  
  .lv16-leftbtn,
  .lv16-rightbtn {
    width: 35px;
    height: 50px;
  }
  
  .lv16-leftbtn {
    left: 40px;
  }
  
  .lv16-rightbtn {
    right: 40px;
  }
}

/* ========================================
   响应式设计 - 断点 768px
   ======================================== */
@media (max-width: 768px) {
  .contactwe {
    display: none;
  }
  
  .lv1 {
    height: 500px;
  }
  
  .lv1-bgimg2-title {
    font-size: 28px;
    margin-bottom: 16px;
  }
  
  .lv1-bgimg2-text {
    font-size: 15px;
    margin-bottom: 12px;
  }
  
  .lv1-btn {
    margin-top: 24px;
  }
  
  .common-button-real,
  .common-button-real2 {
    padding: 12px 32px;
    height: 48px;
    font-size: 15px;
  }
  
  .lv2 {
    padding: 48px 20px;
  }
  
  .lv2-text {
    font-size: 18px;
    margin-bottom: 40px;
  }
  
  .lv2-block {
    flex: 0 0 100%;
  }
  
  .lv2-block:hover {
    transform: none;
  }
  
  .lv3 {
    padding: 48px 20px;
  }
  
  .lv3-block {
    margin-top: 32px;
  }
  
  .lv3-block > div:hover {
    transform: none;
  }
  
  .lv6 {
    height: 350px;
    padding-bottom: 32px;
  }
  
  .lv6-title {
    font-size: 26px;
  }
  
  .lv6-cont {
    font-size: 15px;
  }
  
  .lv7 {
    padding: 48px 0;
  }
  
  .lv7-image {
    max-width: 100%;
    height: 246px;
  }
  
  .lv7-right-title {
    font-size: 32px;
  }
  
  .lv7-right-title-small {
    font-size: 18px;
    margin-bottom: 28px;
  }
  
  .lv7-list {
    flex-wrap: wrap;
  }
  
  .lv7-list > div {
    flex: 0 0 50%;
    margin-bottom: 20px;
  }
  
  .lv8 {
    height: 350px;
  }
  
  .lv8 > div:first-child {
    font-size: 28px;
  }
  
  .lv8 > div:last-child {
    font-size: 15px;
  }
  
  .lv11 {
    padding: 48px 0;
  }
  
  .lv11-title {
    font-size: 30px;
  }
  
  .lv11-cont {
    font-size: 15px;
  }
  
  .lv11-right-img {
    height: 240px;
  }
  
  .lv12 {
    padding: 48px 0;
  }
  
  .lv12-title {
    font-size: 28px;
  }
  
  .lv12-cont > div {
    font-size: 16px;
  }
  
  .lv13 {
    padding: 48px 0;
  }
  
  .lv13-title {
    font-size: 32px;
  }
  
  .lv13-cont > div {
    font-size: 16px;
  }
  
  .lv14 {
    padding: 48px 0;
  }
  
  .lv14-image {
    height: 350px;
  }
  
  .lv14-title {
    font-size: 30px;
  }
  
  .lv14-cont {
    font-size: 16px;
  }
  
  /* 轮播图 - 保持浮动布局 */
  .lv16 {
    padding: 48px 0;
  }
  
  .lv16-wrap {
    max-width: 500px;
    height: 580px;
    border-radius: var(--border-radius-md);
  }
  
  .caseshow {
    width: 4000px;
    margin-left: -500px;
    height: 100%;
  }
  
  .caseshow > div {
    width: 500px;
    height: 100%;
  }
  
  .caseshow > div div {
    float: left;
    height: 100%;
  }
  
  .caseshow > div .lv16-img1,
  .caseshow > div .lv16-img2,
  .caseshow > div .lv16-img3,
  .caseshow > div .lv16-img4,
  .caseshow > div .lv16-img5,
  .caseshow > div .lv16-img6,
  .caseshow > div .lv16-img7 {
    width: 500px;
    height: 280px;
  }
  
  .lv16-cont {
    width: 500px;
    padding: 24px;
    height: 300px;
    overflow-y: auto;
  }
  
  .lv16-cont-title {
    font-size: 18px;
    margin-bottom: 12px;
  }
  
  .lv16-cont-text {
    font-size: 13px;
  }
  
  .lv16-leftbtn,
  .lv16-rightbtn {
    width: 30px;
    height: 45px;
    top: 50%;
    transform: translateY(-50%);
  }
  
  .lv16-leftbtn {
    left: 40px;
  }
  
  .lv16-rightbtn {
    right: 40px;
  }
  
  .lv16-leftbtn > span,
  .lv16-rightbtn > span {
    width: 18px;
    height: 28px;
  }
}

/* ========================================
   响应式设计 - 断点 600px
   ======================================== */
@media (max-width: 600px) {
  .lv1 {
    height: 450px;
  }
  
  .lv1-bgimg2-title {
    font-size: 24px;
  }
  
  .lv1-bgimg2-text {
    font-size: 14px;
  }
  
  .title-text,
  .title-block > div {
    font-size: 28px;
  }
  
  .lv2-block {
    padding: 24px;
  }
  
  .lv2-block > div:nth-child(2) {
    font-size: 18px;
  }
  
  .lv3-block > div > div:first-child {
    flex: 0 0 90px;
  }
  
  .lv3-block > div > div:first-child > span {
    width: 48px;
    height: 48px;
  }
  
  .lv3-block > div > div:last-child {
    padding: 16px;
  }
  
  .lv3-block > div > div:last-child > span:first-child {
    font-size: 18px;
  }
  
  .lv3-block > div > div:last-child > span:last-child {
    font-size: 14px;
  }
  
  /* 轮播图 - 保持浮动布局 */
  .lv16-wrap {
    max-width: 400px;
    height: 500px;
  }
  
  .caseshow {
    width: 3200px;
    margin-left: -400px;
    height: 100%;
  }
  
  .caseshow > div {
    width: 400px;
    height: 100%;
  }
  
  .caseshow > div div {
    float: left;
    height: 100%;
  }
  
  .caseshow > div .lv16-img1,
  .caseshow > div .lv16-img2,
  .caseshow > div .lv16-img3,
  .caseshow > div .lv16-img4,
  .caseshow > div .lv16-img5,
  .caseshow > div .lv16-img6,
  .caseshow > div .lv16-img7 {
    width: 400px;
    height: 240px;
  }
  
  .lv16-cont {
    width: 400px;
    padding: 20px;
    height: 260px;
    overflow-y: auto;
  }
  
  .lv16-leftbtn,
  .lv16-rightbtn {
    width: 25px;
    height: 40px;
    top: 50%;
    transform: translateY(-50%);
  }
  
  .lv16-leftbtn {
    left: 20px;
  }
  
  .lv16-rightbtn {
    right: 20px;
  }
}

/* ========================================
   响应式设计 - 断点 480px
   ======================================== */
@media (max-width: 480px) {
  .lv1 {
    height: 420px;
  }
  
  .lv1-bgimg2-title {
    font-size: 20px;
    margin-bottom: 12px;
  }
  
  .lv1-bgimg2-text {
    font-size: 13px;
    margin-bottom: 8px;
  }
  
  .lv1-btn {
    margin-top: 20px;
  }
  
  .common-button-real,
  .common-button-real2 {
    padding: 10px 24px;
    height: 44px;
    font-size: 14px;
  }
  
  .title-text,
  .title-block > div {
    font-size: 24px;
  }
  
  .lv2-text {
    font-size: 16px;
    margin-bottom: 32px;
  }
  
  .lv2-block {
    padding: 20px;
  }
  
  .lv2-block > div:first-child > span {
    width: 60px;
    height: 60px;
  }
  
  .lv2-block > div:nth-child(2) {
    font-size: 16px;
  }
  
  .lv2-block > div:nth-child(3) {
    font-size: 13px;
  }
  
  .lv7-right-title {
    font-size: 26px;
  }
  
  .lv7-right-title-small {
    font-size: 16px;
  }
  
  .lv7-list > div {
    flex: 0 0 100%;
  }
  
  .lv7-list > div span:first-child {
    width: 50px;
    height: 50px;
  }
  
  .lv8 {
    height: 300px;
  }
  
  .lv8 > div:first-child {
    font-size: 24px;
  }
  
  .lv8 > div:last-child {
    font-size: 14px;
  }
  
  .lv11-title {
    font-size: 26px;
  }
  
  .lv11-cont {
    font-size: 14px;
  }
  
  .lv11-right-img {
    height: 200px;
  }
  
  .lv12-title {
    font-size: 24px;
  }
  
  .lv12-cont > div {
    font-size: 15px;
  }
  
  .lv13-title {
    font-size: 26px;
  }
  
  .lv13-cont > div {
    font-size: 15px;
  }
  
  .lv14 {
    padding: 32px 0;
  }
  
  .lv14-image {
    height: 280px;
  }
  
  .lv14-title {
    font-size: 26px;
  }
  
  .lv14-cont {
    font-size: 15px;
  }
  
  /* 轮播图 - 保持浮动布局 */
  .lv16-wrap {
    max-width: 300px;
    height: 420px;
  }
  
  .caseshow {
    width: 2400px;
    margin-left: -300px;
    height: 100%;
  }
  
  .caseshow > div {
    width: 300px;
    height: 100%;
  }
  
  .caseshow > div div {
    float: left;
    height: 100%;
  }
  
  .caseshow > div .lv16-img1,
  .caseshow > div .lv16-img2,
  .caseshow > div .lv16-img3,
  .caseshow > div .lv16-img4,
  .caseshow > div .lv16-img5,
  .caseshow > div .lv16-img6,
  .caseshow > div .lv16-img7 {
    width: 300px;
    height: 200px;
  }
  
  .lv16-cont {
    width: 300px;
    padding: 16px;
    height: 220px;
    overflow-y: auto;
  }
  
  .lv16-cont-title {
    font-size: 16px;
  }
  
  .lv16-cont-text {
    font-size: 12px;
  }
  
  .lv16-leftbtn,
  .lv16-rightbtn {
    width: 20px;
    height: 35px;
    top: 50%;
    transform: translateY(-50%);
  }
  
  .lv16-leftbtn {
    left: -20px;
  }
  
  .lv16-rightbtn {
    right: -20px;
  }
}

/* ========================================
   弹窗样式 - TanChuang
   ======================================== */
#TanChuang {
  width: 440px;
  height: 220px;
  position: fixed;
  border-radius: 15px;
  box-shadow: 0 0 20px 0px rgba(99, 102, 241, 0.3);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1000;
}

#TanChuang span {
  display: block;
  width: 35px;
  height: 35px;
  border: 2px solid #fff;
  border-radius: 50%;
  box-shadow: 0 0 10px 2px rgba(99, 102, 241, 0.4);
  background: var(--primary-gradient);
  position: absolute;
  top: -13px;
  right: -13px;
  cursor: pointer;
  transition: var(--transition);
}

#TanChuang span::before {
  content: "×";
  display: block;
  text-align: center;
  line-height: 31px;
  color: #fff;
  font-size: 20px;
  font-weight: bold;
}

#TanChuang span:hover {
  transform: scale(1.1);
}

#TanChuang img {
  width: 440px;
  height: 220px;
  border-radius: 15px;
  box-shadow: var(--shadow-lg);
}