/* 基础重置 & 视口适配 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  touch-action: manipulation; /* 优化移动端触摸响应 */
}

html, body {
  height: 100%;
  overflow: hidden; /* 禁用默认滚动 */
  -webkit-overflow-scrolling: touch; /* 移动端弹性滚动优化 */
}
/* 整屏滚动容器：核心是scroll-snap-type */
.scroll-container {
  width: 100vw;
  height: 100vh;
  overflow-y: auto; /* 垂直滚动 */
  scroll-snap-type: y mandatory; /* 强制垂直吸附，整屏滚动核心 */
  scroll-behavior: smooth; /* 顺滑滚动 */
  -webkit-overflow-scrolling: touch; /* 手机端顺滑滚动 */
  scrollbar-width: none; /* 隐藏滚动条 */
}
.scroll-container::-webkit-scrollbar {
  display: none;
} /* 移动端隐藏滚动条 */

.screen-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transform: translate3d(0, 0, 0); /* 开启硬件加速 */
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94); /* 平滑过渡 */
}
.screen {
  width: 100%;
  height: 100vh; /* 核心：用vh确保整屏高度，兼容所有移动端 */
  overflow: hidden;
  position: relative;
}
/* 页面内容容器：内部滚动，不影响整屏 */
.screen-content {
  width: 100%;
  height: 100%;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.screen-content::-webkit-scrollbar {
  display: none;
}
/* 屏幕背景色区分 */
.screen1 {
  background-color: #093979;
}
.screen2 {
  background-color: #fff;
}
.screen3 {
  background-color: #fff;
  background: url(../img/course.jpg) no-repeat;
  background-size: contain;
  background-position: top 80px center;
}
.screen4 {
  background-color: #fff;
  position: relative;
}
.screen5 {
  background-color: #fff;
}
.screen6 {
  background-color: #fff;
}
/* 右侧悬浮导航原点 */
.nav-dots {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  list-style: none;
  z-index: 999; /* 低于导航，高于屏幕 */
}
.nav-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(201, 201, 255, 0.6);
  margin: 15px 0;
  cursor: pointer;
  transition: all 0.3s ease;
}
.nav-dot.active {
  background-color: #e57a22;
  transform: scale(1.2);
}
.screen1 video {
  height: 100vh;
  width: 100vw;
  object-fit: cover;
}
.screen2,.screen3,.screen4,.screen5,.screen6 {
  clear: both;
}
.about_bt {
  font-size: 36px;
  color: #083979;
      margin: 140px auto 0;
	width: 1200px;
}
.video_mobile {
  display: none;
}
.about {
  width: 1200px;
  margin: 0 auto;
  height: auto;
}
.about_slogn {
  font-size: 32px;
  line-height: 50px;
  color: #fff;
  position: absolute;
  bottom: 20%;
  left: 50%;
  margin-left: -700px;
  width: 1400px;
  z-index: 10;
  text-align-last: justify;
}
.about_slogn span {
  text-transform: uppercase;
  font-size: 18px;
  text-align-last: justify;
}
.ab_container {
  width: 100%;
  margin: 0 auto;
  display: flex;
  gap: 0;
  height: 500px;
	    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}
/* 左侧文字区 */
.ab_left_section {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-left: calc(100vw / 2 - 600px);
  width: 40%;
}
.ab_left_item {
  width: calc(50% - 10px);
  padding-top: 30px;
}
.ab_left_item.ab_full_width {
  width: 100%;
}
.ab_num {
  color: #e57a22;
  font-size: 50px;
  font-weight: 700;
  display: block;
}
.ab_desc {
  color: #3d3d3d;
  font-size: 18px;
  margin-top: 8px;
}
/* 右侧图片区 */
.ab_right_section {
  background: url("../img/ab_top_r.jpg") no-repeat;
  background-size: cover;
  background-position: center center;
  padding: 30px;
  color: #fff;
  display: flex;
  width: calc(calc((100vw - 1200px) / 2) + 860px);
}
.ab_right_content {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.ab_right_desc {
  line-height: 1.6;
}
.ab_icon_group {
  display: flex;
  flex-direction: column;
  gap: 25px;
  margin-top: 40px;
}
.ab_icon_item {
  display: flex;
  align-items: center;
}
.ab_icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #093979;
}
.ab_icon img {
  width: 24px;
  height: 24px;
}
.ab_core_tema {
  width: 100%;
  height: 990px;
  background: url(../img/core_tema_top.jpg) no-repeat;
  background-position: top left;
}
.ab_core_con {
  width: 1200px;
  margin: 0 auto;
}
.ab_core_team-card {
  width: 1200px; /* 固定宽度1000px */
  margin: 0 auto; /* 水平居中 */
  color: #3d3d3d;
}
.ab_core_person-item {
  display: flex;
  width: 1200px;
  margin: 0 auto;
  align-items: flex-start;
  font-size: 20px;
  gap: 80px;
  text-align: justify;
  height: 500px;
	position: absolute;
    top: 50%;
        transform: translate(-50%, -50%);
    left: 50%;
}
/* 吕杰勇布局：信息左、头像右 */
.ab_core_lv-item .ab_core_person-info {
  margin-left: 0;
  flex: 1; /* 信息区域自适应剩余宽度 */
}
/* 方壮熙布局：信息右、头像左 */
.ab_core_fang-item {
  flex-direction: row-reverse;
}
.ab_core_fang-item .ab_core_person-info {
  margin-left: 0;
  flex: 1; /* 信息区域自适应剩余宽度 */
}
.ab_core_person-avatar {
  width: 366px; /* 头像固定宽度，不随容器变化 */
  flex-shrink: 0; /* 防止头像被压缩 */
}
.ab_core_person-avatar img {
  width: 100%;
  height: auto;
  display: block;
}
.ab_core_person-name {
  font-weight: bold;
  margin-bottom: 8px;
  font-size: 20px;
}
.ab_core_person-position {
  position: relative;
  font-size: 20px;
  left: 0;
  z-index: 999;
  text-align: center;
  top: -25px;
}
.ab_core_person-position1 {
  position: relative;
  font-size: 20px;
  left: 0;
  z-index: 999;
  text-align: center;
  top: -25px;
}
/* 统一简介列表样式 */
.ab_core_intro-list {
  list-style: none;
  line-height: 1.8;
  font-size: 20px;
}
.ab_core_intro-list li {
  margin-bottom: 10px;
  position: relative;
  padding-left: 40px; /* 适配12px正方形，预留左侧间距 */
  line-height: 1.8; /* 明确行高，保证标记定位稳定 */
  color: #3d3d3d;
}
/* 12px正方形标记样式（固定在第一行位置） */
.ab_core_intro-list li::before {
  content: '';
  display: inline-block;
  width: 12px; /* 12px正方形宽度 */
  height: 12px; /* 12px正方形高度 */
  background-color: #093979; /* 指定颜色 */
  position: absolute;
  left: 0;
  top: 12px; /* 关键：定位到第一行文字垂直居中位置（适配20px字号+1.8行高） */
}
.ab_culture {
  height: auto;
  position: relative;
  top: 40%;
  transform: translateY(-50%);
}
.ab_culture_con {
  width: 1200px;
  margin: 0 auto;
  height: auto;
  clear: both;
}
.ab_culture_left {
  height: 260px;
  box-shadow: 0 0 40px 0px rgba(0, 0, 0, 0.1);
  width: 440px;
  padding-left: 40px;
  padding-top: 30px;
}
.ab_culture_right {
  background: url("../img/Culture_1.jpg") no-repeat;
  background-size: cover;
  width: calc(50% + 90px);
  height: 290px;
  margin-left: 30px;
}
.ab_culture_vision-header {
  display: flex;
  align-items: baseline; /* 对齐文字基线，更美观 */
}
.ab_culture_vision-num {
  font-size: 120px; /* 大号数字，可按需调整 */
  color: #eef0f4; /* 浅灰色（对应原图淡色效果） */
  font-weight: bold;
  margin-right: 8px;
}
.ab_culture_vision-en {
  font-size: 24px; /* VISION 字体大小 */
  color: #093979; /* 指定色值 */
  font-weight: bold;
  position: relative;
  right: 70px;
  bottom: 20px;
}
/* 愿景标题 */
.ab_culture_vision-title {
  font-size: 24px;
  color: #093979; /* 指定色值 */
  font-weight: bold;
  margin-bottom: 10px;
  padding-left: 50px;
}
/* 描述文本 */
.ab_culture_vision-desc {
  font-size: 20px;
  color: #333; /* 深灰色（对应原图描述文字） */
  line-height: 80px;
}
.ab_Culture_se {
  height: 290px;
  box-shadow: 0 0 40px 0px rgba(0, 0, 0, 0.1);
}
.Culture-2 .ab_Culture_se:nth-child(1) {
  background: url("../img/Culture_2.jpg") no-repeat;
  background-size: cover;
  width: calc(50% - 485px);
  margin-right: 30px;
}
.Culture-2 .ab_Culture_se:nth-child(2) {
  height: 260px;
  width: 640px;
  padding-left: 40px;
  padding-top: 30px;
  margin-right: 30px;
}
.Culture-2 .ab_Culture_se:nth-child(3) {
  height: 260px;
  width: 340px;
  padding-left: 40px;
  padding-top: 30px;
}
/* 左侧选项卡按钮区域（进度条容器父级） */
.ab_lock_tab-icon-wrapper {
  flex: 0 0 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center; /* 按钮组垂直居中 */
  padding: 20px 0;
  position: relative; /* 为进度条定位 */
}
/* 垂直进度条容器（固定在按钮区右侧） */
.ab_lock_progress-bar-container {
  position: absolute;
  top: 20px;
  right: 120px; /* 贴紧右侧分隔线 */
  width: 4px; /* 进度条宽度 */
  height: calc(100% - 40px); /* 与按钮区上下padding匹配 */
  background-color: #ccc; /* 进度条底色（浅透明白） */
  border-radius: 2px;
  overflow: hidden;
}
/* 填充式进度条（无滑块，纯高度变化） */
.ab_lock_progress-bar {
  width: 100%;
  height: calc(100% / 3); /* 初始高度：1/3（对应第一个选项卡） */
  background-color: #093979; /* 进度条填充色（白色） */
  border-radius: 2px;
  transition: height 0.5s ease; /* 高度变化的平滑过渡 */
}
/* 选项卡按钮组 */
.ab_lock_tab-buttons {
  display: flex;
  flex-direction: column;
  gap: 85px; /* 按钮间距 */
  z-index: 1; /* 按钮在进度条上层 */
  position: relative;
  right: 77px;
}
/* 选项卡按钮样式【核心修复：拆分background属性，避免覆盖背景图】 */
.ab_lock_tab-btn {
  width: 76px;
  height: 76px;
  border: 5px solid #fff;
  border-radius: 50%;
  background-color: #d3d2d5; /* 仅设背景色，不覆盖背景图 */
  background-repeat: no-repeat;
  background-position: center;
  cursor: pointer;
  transition: all 0.3s ease;
}
/* 选项卡选中态（保留边框/背景色，确保图标不被覆盖） */
.ab_lock_tab-btn.active {
  border-color: #fff;
  background-color: #093979; /* 仅改背景色，保留背景图 */
}
/* 右侧文字选项卡区域 */
.ab_lock_text-tab-wrapper {
  padding: 20px 0 0 70px;
  line-height: 2;
  font-size: 18px;
  width: 550px;
  text-align: justify;
  position: absolute;
}
.ab_lock_text-item {
  flex-direction: column;
  justify-content: center;
  animation: ab_lock_fadeIn 0.5s ease;
}
/* 淡入动画（前缀同步） */
@keyframes ab_lock_fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* 发展历程 */
.ab_course {
  width: 100%;
  height: calc(calc(100vh - 190px) - calc(26vh - 100px));
}
.course_con {
  width: 1200px;
  margin: 0 auto;
  height: 100vh;
}
.ab_course_tit {
  width: 100%;
  height: calc(26vh - 100px);
  background: #eeeeee;
  align-items: center;
  display: flex;
}
.ab_course_five_year_plan {
  height: 130px;
  width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center; /* 垂直居中 */
}
/* 每个规划项：平分宽度 + 内部垂直排列 */
.ab_course_plan_item {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
/* 标题：蓝色+28px */
.ab_course_plan_title {
  color: #3d3d3d;
  font-size: 18px;
  margin-bottom: 6px; /* 标题与描述的间距 */
}
/* 描述：灰色+24px */
.ab_course_plan_desc {
  color: #093979;
  font-size: 21px;
  font-weight: bold;
  letter-spacing: 0 !important;
}
/* 箭头分隔符：用背景图实现（替换成你的箭头图路径） */
.ab_course_plan_arrow {
  width: 139px;
  height: 38px;
  background-image: url("../img/jt_blue.png"); /* 替换为实际箭头图（蓝色样式） */
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  margin: 0 10px;
  position: relative;
  right: 60px;
}
.ab_course_plan_arrow.r80 {
  right: 80px
}
.ab_course_plan_arrow.r40 {
  right: 40px
}
/* 基础变量：仅保留必要颜色/动画，不改动文字相关 */ :root {
  --ab-yellow: #e57a22;
  --ab-yellow-z: #db7a2a;
  --ab-blue: #093979; /* 选项卡背景色用这个主色 */
  --ab-gray: #3d3d3d;
  --ab-anime-duration: 0.6s; /* 动画时长 */
}
/* 年份容器：弹性布局，适配不同分辨率 */
.ab_course_container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  min-height: 74vh;
  position: relative;
  bottom: 50px;
}
/* 单个年份列：核心定位基准 */
.ab_course_item {
  width: calc((100% - 60px) / 5);
  min-width: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transition: transform var(--ab-anime-duration) ease;
  position: relative; /* 选项卡定位核心基准 */
  z-index: 2;
}
/* 不同年份列的垂直位置：适配不同屏幕高度 */
.ab_course_container .ab_course_item:nth-child(1) {
  margin-bottom: calc(100vh * 0.05);
}
.ab_course_container .ab_course_item:nth-child(1) .ab_course_line {
  height: calc(100vh * 0.12);
}
.ab_course_container .ab_course_item:nth-child(2) {
  margin-bottom: calc(100vh * 0.08);
}
.ab_course_container .ab_course_item:nth-child(2) .ab_course_line {
  height: calc(100vh * 0.18);
}
.ab_course_container .ab_course_item:nth-child(3) {
  margin-bottom: calc(100vh * 0.16);
}
.ab_course_container .ab_course_item:nth-child(3) .ab_course_line {
  height: calc(100vh * 0.18);
}
.ab_course_container .ab_course_item:nth-child(4) {
  margin-bottom: calc(100vh * 0.22);
}
.ab_course_container .ab_course_item:nth-child(4) .ab_course_line {
  height: calc(100vh * 0.18);
}
.ab_course_container .ab_course_item:nth-child(5) {
  margin-bottom: calc(100vh * 0.26);
}
.ab_course_container .ab_course_item:nth-child(5) .ab_course_line {
  height: calc(100vh * 0.18);
}
.ab_course_container .ab_course_item:nth-child(6) {
  margin-bottom: calc(100vh * 0.32);
}
.ab_course_container .ab_course_item:nth-child(6) .ab_course_line {
  height: calc(100vh * 0.18);
}
/* 年份列hover上浮：保留原有 */
.ab_course_item:hover {
  transform: translateY(-20px);
}
/* 选项卡：核心修改bottom值，让底边与圆点位置一致（向上调整） */
.course_tab {
  /* 完全保留你要求的宽高 */
  width: 227px;
  height: 380px;
  /* 核心定位：底边与圆点中心对齐（向上调整后的精准值） */
  position: absolute;
  bottom: calc(8px + 8.5px); /* 8px(描述-圆点间距) + 8.5px(圆点一半高度) → 底边对准圆点中心 */
  left: 50%;
      transform: translateX(-50%);
    background-image: url(../img/course_cen.png);
    color: #fff;
    background-color: #093979;
    background-repeat: no-repeat;
  font-size: 16px;
  line-height: 1.8;
  /* 默认隐藏+动画：保留原有 */
  opacity: 0;
  visibility: hidden;
  transition: all var(--ab-anime-duration) ease;
  pointer-events: none;
  z-index: 999;
  text-align: center;
  letter-spacing: 0 !important;
  padding: 90px 0;
}
/* hover显示选项卡：保留动画，位置同步调整 */
.ab_course_item:hover .course_tab {
  opacity: 1;
  visibility: visible;
}
@media (min-width: 1800px) {
  .ab_course_item:hover .course_tab {
    bottom: calc(100vh - 95vh)
  }
}
@media (min-width: 1400px) {
  ab_course_item:hover .course_tab {
    bottom: calc(100vh - 95vh)
  }
}
/* 年份文字：保留原有样式 */
.ab_course_year {
  font-size: 54px;
  font-weight: bold;
  color: var(--ab-gray);
  margin-bottom: 8px;
  transition: color var(--ab-anime-duration) ease;
  text-align: center;
}
.course_tab span {
  color: #fff;
}
/*.ab_course_item:hover .ab_course_year {
  color: #fff;
  position:relative;
  bottom:120px;
  left:0;
  z-index:999;
	text-align: center;
}
.ab_course_item:hover .ab_course_desc {
  color: #fff;
  position:relative;
  bottom:120px;
  left:0;
  z-index:999;
	text-align: center;
}*/
@media (min-width: 1800px) {
  .ab_course_item:hover .ab_course_desc {
    bottom: 80px;
  }
  .ab_course_item:hover .ab_course_year {
    bottom: 80px;
  }
}
@media (min-width: 1400px) {
  .ab_course_item:hover .ab_course_desc {
    bottom: 90px;
  }
  .ab_course_item:hover .ab_course_year {
    bottom: 90px;
  }
}
@media (min-width: 1200px) {
  .ab_course_item:hover .ab_course_desc {
    bottom: 70px;
  }
  .ab_course_item:hover .ab_course_year {
    bottom: 70px;
  }
}
/* 描述文字：保留原有样式 */
.ab_course_desc {
  font-size: 22px;
  color: var(--ab-gray);
  margin-bottom: 8px;
  transition: color var(--ab-anime-duration) ease;
  text-align: center;
}
/* 黄色圆点：保留原有（尺寸17px） */
.ab_course_dot {
  width: 17px;
  height: 17px;
  background-color: var(--ab-yellow);
  border-radius: 50%;
  transition: transform var(--ab-anime-duration) ease, background-color var(--ab-anime-duration) ease;
}
.ab_course_item:hover .ab_course_dot {
  transform: scale(1.2);
  background-color: #d06c18;
}
/* 黄色竖线：保留原有 */
.ab_course_line {
  width: 3px;
  background: linear-gradient(to bottom, var(--ab-yellow), transparent);
  transition: background var(--ab-anime-duration) ease;
  flex-shrink: 0;
}
.ab_course_item:hover .ab_course_line {
  background: linear-gradient(to bottom, #db6f17, transparent);
}
/* 间距样式：保留原有 */
.h160 {
  height: 160px;
}
.h80 {
  height: 80px;
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
}
.ab_honors {
  width: 100%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    height: 470px;
}
.ab_honors .ab_honors_con .about_bt {
  top: 10px;
}
.ab_honors_con {
  margin: 0 auto;
  width: 1200px;
  height: auto
}
/* 隐藏单选按钮（仅作为状态备份） */
.ab_honors_radio {
  display: none;
}
/* 全局容器 - 合并重复样式，统一布局 */
.ab_honors_container {
  width: 1200px;
  padding: 30px 0;
  box-shadow: 0 0 40px 0px rgba(0, 0, 0, 0.1);
  height: 330px;
  margin: 0 auto;
	position: relative;
}
/* 左右切换箭头 - 优化定位和状态 */
.ab_honors_arrow {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: #fff;
  border: 1px solid #093979; /* 蓝色色值 */
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
  user-select: none; /* 禁止选中 */
}
/* 箭头hover提示文字 */
.ab_honors_arrow::after {
  content: attr(data-tip);
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  background: #333;
  color: #fff;
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 4px;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.ab_honors_arrow:hover::after {
  opacity: 1;
}
/* 箭头禁用状态 */
.ab_honors_arrow.disabled {
  border-color: #ccc;
  cursor: not-allowed;
  background-color: #f5f5f5;
}
/* 左箭头 */
.ab_honors_arrow_left {
  left: 40px;
}
/* 右箭头 */
.ab_honors_arrow_right {
  right: 40px;
}
/* 纯CSS绘制箭头形状 */
.ab_honors_arrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-top: 2px solid #093979;
  border-right: 2px solid #093979;
  transition: border-color 0.3s;
  z-index: 1;
}
.ab_honors_arrow_left::before {
  transform: rotate(-135deg);
}
.ab_honors_arrow_right::before {
  transform: rotate(45deg);
}
/* hover时箭头变色（非禁用状态） */
.ab_honors_arrow:not(.disabled):hover {
  background-color: #093979;
}
.ab_honors_arrow:not(.disabled):hover::before {
  border-top-color: #fff;
  border-right-color: #fff;
}
/* 禁用状态箭头颜色 */
.ab_honors_arrow.disabled::before {
  border-top-color: #ccc;
  border-right-color: #ccc;
}
/* 小屏幕适配：隐藏箭头（避免超出屏幕） */
@media (max-width: 1050px) {
  .ab_honors_arrow {
    display: none;
  }
}
/* 核心：整体切换面板容器 */
.ab_honors_panel_wrap {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: 50px;
}
/* 每个年份的整体面板（默认隐藏） */
.ab_honors_panel {
  display: none; /* 默认隐藏 */
  width: 100%;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
}
/* 激活的面板显示 */
.ab_honors_panel.active {
  display: flex; /* 仅激活的面板显示 */
}
/* 左侧区域（核心修改：固定高度+滚动配置） */
.ab_honors_left {
  flex: 1;
  width: 700px; /* 小屏幕最小宽度，避免挤压 */
  max-height: 300px; /* 固定文字区域高度，可自定义（比如400px） */
  padding-right: 10px; /* 给滚动条预留空间，避免文字被遮挡 */
  margin: -10px 30px 20px 110px;
}
/* 可选：美化滚动条（提升视觉体验，不影响功能） */
.ab_honors_left::-webkit-scrollbar {
  width: 6px; /* 滚动条宽度 */
}
.ab_honors_left::-webkit-scrollbar-track {
  background: #f5f5f5; /* 滚动条轨道背景 */
  border-radius: 3px;
}
.ab_honors_left::-webkit-scrollbar-thumb {
  background: #093979; /* 滚动条滑块颜色（匹配主题） */
  border-radius: 3px;
}
.ab_honors_left::-webkit-scrollbar-thumb:hover {
  background: #072c61; /* 滑块hover加深 */
}
/* 顶部年份栏 */
.ab_honors_header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
  position: sticky; /* 可选：滚动时年份栏吸顶，体验更好 */
  top: 0;
  background: #fff;
  padding: 5px 0;
  width: 890px;
  z-index: 1;
  position: relative;
}
.ab_honors_trophy_icon {
  width: 800px;
  height: 90px;
  background: url("../img/Honors_img_tbg.jpg") no-repeat;
  background-position: top left;
  position: relative;
  background-size: cover;
  left: -45px;
}
.ab_honors_year {
  font-size: 32px;
  position: relative;
  right: 540px;
  font-weight: bold;
  color: #fff;
  top: 17px;
  width: 300px;
}
/* 荣誉列表（新增：长文本换行，避免触发横向滚动） */
.ab_honors_list {
  list-style: none;
  height: 180px;
  overflow-x: hidden;
  overflow-y: auto;
  padding: 0 30px 0 0;
  pointer-events: auto; /* 确保容器能接收鼠标事件 */
}
.ab_honors_list.local-scroll-container {
  pointer-events: auto; /* 确保容器能接收鼠标事件 */
}
.ab_honors_list::-webkit-scrollbar {
  width: 6px; /* 垂直滚动条宽度 */
  height: 6px; /* 水平滚动条高度（若未隐藏） */
}
/* 滚动条轨道 */
.ab_honors_list::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 3px;
}
/* 滚动条滑块 */
.ab_honors_list::-webkit-scrollbar-thumb {
  background: #c0c0c0;
  border-radius: 3px;
}
/* 滑块hover状态 */
.ab_honors_list::-webkit-scrollbar-thumb:hover {
  background: #ccc;
}
.ab_honors_list_item {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
  color: #3d3d3d; /* 灰色色值 */
  font-size: 16px;
  line-height: 1.8;
  word-break: break-all; /* 长文本强制换行，杜绝横向溢出 */
}
.ab_honors_list_item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 8px;
  background-color: #093979; /* 蓝色色值 */
  border-radius: 1px;
}
/* 右侧区域（每个面板内的右侧）- 移除年份后简化 */
.ab_honors_right {
  width: 340px;
  position: relative;
  flex-shrink: 0; /* 避免宽度被挤压 */
}
/* 蓝色A形装饰 */
.ab_honors_blue_a {
  width: 340px;
}
/* 奖杯图片 */
.ab_honors_trophy_img {
  width: 340px;
  position: absolute;
  top: 20px;
  left: -30px;
  z-index: 1; /* 确保在A形装饰上层 */
}
/* 底部时间轴容器 - 固定高度解决晃动核心 */
.ab_honors_timeline_wrap {
  position: relative;
  width: 100%;
  margin-top: 45px;
  height: 80px; /* 固定容器高度，彻底避免晃动 */
  display: flex;
  flex-direction: column;
  justify-content: center;
}
/* 底部时间轴 - 独立一行，固定基线 */
.ab_honors_timeline {
  display: flex;
  justify-content: space-around; /* 7个节点均匀分布 */
  align-items: center;
  width: 100%;
  position: relative;
  height: 40px; /* 固定时间轴高度 */
}
/* 时间轴横线 - 固定定位，避免基线变化 */
.ab_honors_timeline::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  transform: translateY(-50%);
  z-index: 1;
  background-image: linear-gradient(to right, #999 50%, transparent 50%);
  background-size: 12px 604px;
}
/* 时间轴节点 - 基础样式（固定内边距，取消偏移） */
.ab_honors_timeline_node {
  position: relative;
  z-index: 2;
  background: url("../img/data_cur.png") no-repeat;
  color: #3d3d3d;
  font-size: 20px;
  top: 30px;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
  height: 93px;
  display: flex;
  align-items: center;
  justify-content: unset;
  background-position: center top;
}
/* 选中的时间轴节点 - 取消translateY，用内边距/阴影突出，避免布局偏移 */
.ab_honors_timeline_node.active {
  background: url(../img/ab_honors_logo.png) no-repeat;
  width: 110px;
  height: 103px;
  /* color: #fff; */
  background-position: bottom;
  top: -20px;
  font-size: 30px;
  text-align: center;
  /* line-height: 90px; */
  align-items: center;
  text-align: center;
  display: block;
  font-size: 38px;
  font-weight: 900;
  color: #e57a22;
}
.ab_honors_timeline_node.active:nth-child(1) {
  text-indent: -40px;
}
.ab_honors_timeline_node.active:nth-child(2) {
  text-indent: -40px;
}
/* 时间轴高亮年份 - 跟随选中年份显示（优化定位） */
.ab_honors_current_year {
  position: absolute;
  top: -50px; /* 固定在容器顶部，避免晃动 */
  font-size: 48px; /* 超大字体突出显示 */
  font-weight: 900;
  color: #e57a22;
  text-shadow: 0 2px 4px rgba(229, 122, 34, 0.2);
  transition: left 0.3s ease, opacity 0.3s ease; /* 仅左右过渡，无上下变化 */
  opacity: 1;
  z-index: 3;
  height: 40px; /* 固定高度 */
  line-height: 40px; /* 基线对齐 */
}
.screen4-content-wrapper {
  width: 100vw !important; /* 修正：容器宽度等于屏幕宽度，而非200vw */
  height: 100vh !important; /* 铺满第四屏高度 */
  overflow-x: auto !important; /* 核心：开启横向滚动 */
  overflow-y: hidden !important; /* 隐藏纵向滚动，避免冗余 */
  display: flex !important; /* 保留flex布局，确保子页横向排列 */
  scroll-behavior: smooth !important; /* 配合JS实现顺滑滚动 */
  -webkit-overflow-scrolling: touch !important; /* 移动端弹性滚动 */
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  /* 移除transform过渡，兼容JS的scrollLeft逻辑 */
  transition: none !important;
}

/* 父容器必须加相对定位，作为子面板的定位基准 */
.screen4-wrapper {
      position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    top: 0;
}

.screen4-page {
  /* 基础样式 */
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1); /* 缓动曲线更丝滑 */
  z-index: 1; /* 未激活面板层级低 */
}

/* 4-1面板：默认在左侧外，激活时从左滑入 */
.screen4-page:nth-child(1) {
  transform: translateX(-100%);
}

/* 4-2面板：默认在右侧外，激活时从右滑入 */
.screen4-page:nth-child(2) {
  transform: translateX(100%);
}

/* 激活状态：归位+显示 */
.screen4-page.active {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
  z-index: 2; /* 激活面板层级高，覆盖未激活的 */
}

/* 非激活面板：滑出到对应方向（可选，增强动画感） */
.screen4-page:not(.active) {
  transition-delay: 0.1s; /* 延迟滑出，避免切换时重叠 */
}



/* 修正：子页样式，确保一屏一个，精准对齐 
.screen4-page {
  width: 100vw !important;
  height: 500px !important;
  flex-shrink: 0 !important;
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  position: relative !important;
  top: 50% !important;
  transform: translateY(0) !important;
  box-sizing: border-box !important;
  overflow: hidden !important;
  margin-top: -250px;
}*/
/* 可选：隐藏横向滚动条（优化视觉效果，不影响滚动功能） */
.screen4-content-wrapper::-webkit-scrollbar {
  display: none !important;
}
.screen4-content-wrapper {
  -ms-overflow-style: none !important;
  scrollbar-width: none !important;
}
.ab_team_l {
  color: #fff;
  padding: 300px 0 0 50px;
  font-size: 32px;
  background: url("../img/team_1.jpg") no-repeat;
  width: 366px;
  height: 463px;
}
.ab_team_f {
  color: #fff;
  padding: 300px 0 0 50px;
  font-size: 32px;
  background: url("../img/team_2.jpg") no-repeat;
  width: 366px;
  height: 463px;
}
.back_jt {
  background: #fcf1e8;
  padding: 7px 15px 13px;
  color: #e98f46;
  width: 95px;
  font-size: 40px;
    line-height: 20px;
  text-align: center;
  margin-right: 15px;
  cursor: pointer;
}
.jt_cus {
  background: #e6ebf1;
  width: 65px;
    color: #797979;
    padding: 7px 8px 13px;
}
.Culture-2 {
  width: 100%;
  height: 290px;
}
.cz_jz {
  position: relative;
  top: 50%;
  transform: translateY(-50%);
}
.culture_container {
  width: 1200px;
  height: 350px; /* 与新图高度完全一致 */
  margin: 0 auto; /* 水平居中，视觉规整 */
  background: url("../img/culture.jpg") no-repeat center center / cover;
  /* 替换上方URL为你的实际背景图地址即可 */
  color: #ffffff; /* 文字白色，贴合新图 */
  list-style: none; /* 清除ul默认项目符号和缩进 */
  overflow: hidden; /* 清除子元素float的高度塌陷问题 */
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
/* 每个分栏（li）：3等分宽度 + 左浮动 + 分割线 + 内容留白 */
.culture_item {
  width: 33.2%; /* 精准3等分，避免宽度偏差换行 */
  height: 150px;
  float: left;
  position: relative;
  top: 100px;
}
.culture_item:nth-of-type(2) {
  border-left: 1px solid #fff;
  border-right: 1px solid #fff;
}
/* 移除最后一个分栏的右侧分割线：只保留2条中间分割线 */
.culture_item:last-child {
  border-right: none;
}
/* 数字+标题容器：实现水平排列 */
.culture_item .top {
  display: inline-block;
  width: 100%;
}
/* 数字样式：大字号 + 细字体，贴合新图视觉 */
.culture_item .number {
  font-size: 100px; /* 匹配新图数字大小 */
  font-weight: 400; /* 细字体，模拟新图空心效果 */
  line-height: 80px; /* 消除默认行高冗余 */
  text-align: center;
  width: 100%;
}
/* 标题样式：与数字垂直居中对齐 */
.culture_item .title {
 font-size: 20px;
    position: absolute;
    width: 400px;
    z-index: 9999;
    text-align: center;
    top: 26px;
}
/* 描述文字样式：左对齐 + 合适行高，贴合新图 */
.culture_item .desc {
  font-size: 16px; /* 匹配新图描述文字大小 */
  line-height: 1.6; /* 行高舒适，提升可读性 */
  clear: both; /* 清除数字和标题的浮动，避免排版错乱 */
  position: relative;
  top: 10%;
  text-align: center;
}
.fanye_team {
  position: absolute !important;
  left: calc((100vw - 1200px) / 2);
  top: 55vh;
	z-index: 99;
}




/* ============== 新增：750px 及以内屏幕适配样式（核心） ================== */

@media (pointer:coarse) and (min-width: 375px) and (max-width: 480px) {
  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  html, body {
    width: 100%;
    overflow-x: hidden;
  }
  .fanye_team {
    position: absolute !important;
    left: 50% !important;
    top: 40%;
    margin-top: -22px;
    width: 90%;
    margin: 0 auto;
    transform: translateX(-50%) !important;
    z-index: 999999;
  }
  .video_pc {
    display: none;
  }
  .video_mobile {
    display: block;
  }
  /* 2. 整屏滚动核心容器：适配手机视口，取消绝对定位冗余偏移 */
  .h110 {
    height: 1px;
    width: 100%;
    clear: both;
  }
  .cz_jz {
    position: unset;
    transform: translateY(0);
    padding-top: 90px;
    height: 100vh;
  }
  .scroll-container {
    width: 100vw;
    height: 100vh;
    overflow-x: hidden !important;
  }
  .screen-wrapper {
    width: 100%;
    height: 100%;
  }
  .screen {
    width: 100%;
    height: 100%;
    font-size: 1.5rem; /* 缩小默认字体 */
  }
  /* 3. 右侧导航圆点：缩小+调整位置（避免贴右遮挡） */
  .nav-dots {
    right: 10px; /* 减小右间距 */
    display: none;
  }
  .nav-dot {
    width: 8px; /* 缩小圆点 */
    height: 8px;
    margin: 10px 0; /* 紧凑间距 */
  }
  /* 4. 屏幕背景适配：调整背景位置和大小，避免变形 */
  .screen3 {
    background-size: cover; /* 替换contain，避免留白 */
    background-position: center center; /* 居中显示 */
    top: 0;
  }
  .screen1 video {
    width: 100vw;
    height: 100vh;
    object-fit: cover;
  }
  /* 5. About 模块：放弃固定宽，改为纵向布局，缩小字体 */
  .about {
    width: 100%; /* 替换1200px */
    padding: 0 16px;
  }
  .about_bt {
    font-size: 24px; /* 缩小标题字体 */
    width: 90%;
	  margin: 85px auto 0 !important;
  }
  .about_slogn {
    font-size: 18px; /* 缩小字体 */
    line-height: 32px;
    width: 100%; /* 替换1400px */
    left: 0; /* 取消50%偏移 */
    margin-left: 0; /* 取消负偏移 */
    bottom: 10%; /* 调整底部间距 */
    padding: 0 16px;
    text-align: left; /* 替换text-align-last: justify，适配手机 */
  }
  .about_slogn span {
    font-size: 14px;
  }
  /* 6. ab_container：横向改纵向，取消固定高度，紧凑布局 */
  .ab_container {
    flex-direction: column; /* 纵向排列 */
    height: auto !important; /* 替换500px固定高度 */
    gap: 10px;
	
  }
  .ab_left_section {
    width: 90%;
    /* margin-left: 0; */
    /* padding: 0 16px 0 23px; */
    margin: 0 auto;
  }
  .ab_left_item {
    padding-top: 0 ;
    width: calc(50% - 0px);
  }
  .ab_num {
    font-size: 32px; /* 缩小数字字体 */
  }
  .ab_desc {
font-size: 14px;
        margin-top: auto;
  }
  .ab_right_section {
    width: 100%; /* 替换复杂calc宽度 */
    height: 230px; /* 缩小高度，适配手机 */
    padding: 16px;
    margin-top: 5px;
  }
  .ab_right_desc {
    font-size: 12px;
    line-height: 1.4;
  }
  .ab_icon_group {
    gap: 15px; /* 紧凑间距 */
    margin-top: 20px;
  }
  .ab_icon {
    width: 32px; /* 缩小图标 */
    height: 32px;
  }
  .ab_icon img {
    width: 16px;
    height: 16px;
  }
  /* 7. 核心团队模块：放弃固定宽，取消绝对定位偏移，缩小尺寸 */
  .ab_core_tema {
    height: auto; /* 替换990px固定高度 */
    background-size: cover; /* 适配手机背景 */
    padding: 20px 0;
  }
  .ab_core_con {
    margin-top: 90px !important;
    height: 100vh;
    width: 100vw;
    padding: 0 15px;
  }
  .ab_course_item:hover {
    transform: translateY(0);
  }

  .ab_core_person-info .pt60 {
    padding-top: 0;
  }
  .ab_core_team-card, .ab_core_person-item {
    width: 100%; /* 替换1200px */
    margin: 0; /* 取消auto和负偏移 */
    flex-direction: column; /* 纵向排列 */
    gap: 1px; /* 紧凑间距 */
    font-size: 14px; /* 缩小字体 */
    padding: 0 15px;
    height: auto;
  }
  .ab_core_person-avatar {
    width: 100%; /* 适配手机宽度 */
    max-width: 280px; /* 限制最大宽度，避免过大 */
    margin: 0 auto;
  }
  .ab_core_person-position, .ab_core_person-position1 {
    top: -18px; /* 取消负偏移 */
    font-size: 14px; /* 缩小字体 */
    margin-top: 8px;
  }
  .ab_core_intro-list {
    font-size: 14px; /* 缩小字体 */
    padding: 0 5px;
    padding: 0 0;
  }
  .ab_core_intro-list li {
    padding-left: 24px; /* 缩小左侧间距 */
    line-height: 1.3;
  }
  .ab_core_intro-list li::before {
    width: 8px; /* 缩小标记 */
    height: 8px;
    top: 5px; /* 调整标记定位 */
  }
  /* 8. 文化模块：放弃固定宽，纵向排列，缩小尺寸 */
  .ab_culture {
    padding: 20px 16px;
    height: 100%;
    width: 100vw;
	  position: relative; 
	  top: 0;
	  transform: translateY(0);
	  margin-top:0 !important; 
  }
  .ab_culture_con {
    width: 100%; /* 替换1200px */
    top: 160px;
    position: relative;
  }
  .ab_culture_left {
    width: 100%; /* 替换固定宽 */
    height: auto; /* 替换固定高 */
    margin: 0 0 20px 0; /* 紧凑间距 */
    padding: 20px 16px;
  }
  .ab_culture .mt60 {
    margin-top: 20px;
        position: relative;
        top: 50%;
        transform: translateY(-50%);
        height: auto;
  }
  .ab_culture .h30 {
    height: 1px;
  }
  .ab_culture_right {
    display: none;
  }
  .Culture-2 .ab_Culture_se:nth-child(2) {
    width: 100%;
    height: auto;
    margin: 0 0 20px 0;
    padding: 20px 16px;
  }
  .Culture-2 .ab_Culture_se:nth-child(3) {
    width: 100%;
    height: auto;
    margin: 0 0 20px 0;
    padding: 20px 16px;
  }
  .Culture-2 .ab_Culture_se:nth-child(1) {
    display: none;
  }
  .ab_culture_vision-num {
    font-size: 60px; /* 缩小大号数字 */
  }
  .ab_culture_vision-en {
    font-size: 18px; /* 缩小字体 */
    right: 0; /* 取消偏移 */
    bottom: 0;
    position: static;
    margin-left: 8px;
  }
  .ab_culture_vision-title {
    font-size: 18px; /* 缩小字体 */
    padding-left: 0; /* 取消左侧间距 */
    margin-bottom: 8px;
  }
  .ab_culture_vision-desc {
    font-size: 14px; /* 缩小字体 */
    line-height: 1.6; /* 调整行高，避免过大间距 */
  }
  .Culture-2 {
    height: auto; /* 替换290px */
    flex-direction: column; /* 纵向排列 */
    gap: 20px;
  }
  .Culture-2 .ab_Culture_se {
    width: 100%; /* 替换固定宽 */
    height: auto;
    margin: 0 0 20px 0;
    padding: 20px 16px;
  }
  .course_con .about_bt {
    top: 0 !important;
  }
  .ab_course_year {
    display: none;
  }
  .ab_course_desc {
    display: none;
  }
  .ab_course_dot {
    display: none;
  }
  .ab_course_line {
    display: none;
  }
  .ab_course_item:hover .course_tab {
    opacity: 1;
    visibility: visible;
  }
  .course_tab {
    /* 完全保留你要求的宽高 */
    width: 100%;
    height: 60px;
    /* 核心定位：底边与圆点中心对齐（向上调整后的精准值） */
    position: unset;
    bottom: 0;
    left: 0;
    transform: translateX(0); /* 水平居中不变 */
    background: none;
    color: #3d3d3d;
    font-size: 12px;
    line-height: 1.3;
    /* 默认隐藏+动画：保留原有 */
    opacity: 1;
    visibility: visible;
    transition: all var(--ab-anime-duration) ease;
    pointer-events: none;
    z-index: 999;
    text-align: left;
    letter-spacing: 0 !important;
    padding: 0;
  }
  .course_tab br:nth-of-type(1), .course_tab br:nth-of-type(3), .course_tab br:nth-of-type(4), .course_tab br:nth-of-type(6), .course_tab br:nth-of-type(7) {
    display: none;
  }
  .course_tab span {}
  .f50 {
    font-size: 22px;
    color: #e57a22 !important;
  }
  .f22 {
    font-size: 16px;
    padding-left: 5px;
    color: #093979 !important;
  }
  /* 不同年份列的垂直位置：适配不同屏幕高度 */
  .ab_course_container .ab_course_item:nth-child(1) {
    margin-bottom: 0;
  }
  .ab_course_container .ab_course_item:nth-child(2) {
    margin-bottom: 0;
  }
  .ab_course_container .ab_course_item:nth-child(3) {
    margin-bottom: 0;
  }
  .ab_course_container .ab_course_item:nth-child(4) {
    margin-bottom: 0;
  }
  .ab_course_container .ab_course_item:nth-child(5) {
    margin-bottom: 0;
  }
  .ab_course_container .ab_course_item:nth-child(6) {
    margin-bottom: 0;
  }
  /* 9. 选项卡模块：缩小按钮，调整布局，避免溢出 */
  .ab_lock_tab-icon-wrapper {
    flex: 0 0 40px; /* 缩小按钮区域宽度 */
    padding: 10px 0;
  }
  .ab_lock_progress-bar-container {
    right: 20px; /* 调整进度条位置 */
    width: 2px; /* 缩小进度条 */
  }
  .ab_lock_tab-buttons {
    gap: 40px; /* 紧凑按钮间距 */
    right: 0; /* 取消偏移 */
  }
  .ab_lock_tab-btn {
    width: 48px; /* 缩小按钮 */
    height: 48px;
    border-width: 3px; /* 缩小边框 */
  }
  .ab_lock_text-tab-wrapper {
    width: 100% !important; /* 替换550px */
    padding: 5px 10px !important;
    position: static !important; /* 取消绝对定位 */
    font-size: 12px !important;
    line-height: 1.4 !important;
  }
  /* 10. 发展历程模块：放弃固定宽，纵向排列，缩小尺寸 */
  .ab_course {
    height: 74vh; /* 替换74vh */
  }
  .course_con {
    width: 100%; /* 替换1200px */
    height: auto;
    padding: 0 16px;
  }
  .ab_course_tit {
    height: calc(26vh - 100px);
    padding: 0 16px;
  }
  .ab_course_five_year_plan {
    width: 100%; /* 替换1200px */
    height: auto;
    gap: 5px;
  }
  .ab_course_plan_arrow.r80 {
    right: 10px;
  }
  .ab_course_plan_arrow.r40 {
    right: 0;
  }
  .ab_course_plan_item {
    width: 100%;
    margin-bottom: 10px;
  }
  .ab_course_plan_title {
    font-size: 10px;
  }
  .ab_course_plan_desc {
    font-size: 10px;
  }
  .ab_course_plan_arrow {
    width: 24px;
    height: 16px;
    right: 0;
    margin: 10px auto;
    background-size: 150%;
  }
  .ab_course_container {
    flex-direction: column; /* 纵向排列 */
    align-items: center;
    min-height: auto;
    bottom: 0;
    gap: 0;
    position: relative;
    top: 20px;
    width: 90%;
  }
  .ab_course_item {
    width: 100%; /* 替换calc宽度 */
    margin-bottom: 20px !important;
  }
  .ab_course_year {
    font-size: 32px; /* 缩小年份字体 */
  }
  .ab_course_desc {
    font-size: 16px; /* 缩小描述字体 */
  }
  .ab_course_dot {
    width: 12px; /* 缩小圆点 */
    height: 12px;
  }
  .ab_course_line {
    height: 40px; /* 固定竖线高度，适配手机 */
  }
  /* 11. 荣誉模块：放弃固定宽，缩小尺寸，优化滚动 */
  .ab_honors {
           width: 90%;
        height: 70%;
        margin-top: 20px;
  }
  .ab_honors .about_bt {
    top: 80px !important;
  }
  .ab_honors_con {
    width: 100%; /* 替换1200px */
  }
  .ab_honors_container {
            width: 100%;
        padding: 10px 15px;
        height: 65%;
	  transform: none !important;
  }
  .ab_honors_left {
    width: 100%; /* 替换700px */
    max-height: none !important;
    margin: 0;
    padding-right: 8px;
    flex: none;
  }
  .ab_honors_header {
    width: 100%; /* 替换890px */
    display: block;
    margin-bottom: 0;
    height: 70px;
  }
  .ab_honors_trophy_icon {
    width: 100%;
    height: 50px;
    left: 0;
  }
  .ab_honors_year {
    font-size: 18px;
    left: 80px;
    top: -27px;
    width: 60%;
    text-align: left;
  }
  .ab_honors_list_item {
    font-size: 12px;
    padding-left: 30px;
  }
  .ab_honors_list {
    height: auto;
    font-size: 12px;
    line-height: 2.9;
    padding: 0 5px 0 0;
  }
  .ab_honors_timeline {
    display: block;
    top: -50px;
  }
  .ab_honors_list_item::before {
    top: 5px;
    left: 10px;
  }
  .ab_honors_timeline::before {
    display: none;
  }
  .ab_honors_right {
    width: 100%; /* 替换340px */
    max-width: 280px;
    margin: 20px auto 0;
    display: none;
  }
  .ab_honors_blue_a {
    width: 100%;
    left: 0;
    top: 0;
  }
  .ab_honors_trophy_img {
    display: none;
  }
  .ab_honors_timeline_wrap {
    height: auto;
    margin-top: 20px;
    display: none;
  }
  .ab_honors_panel {
    display: block;
    width: 100%;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
  }
  .ab_honors_timeline_node {
    font-size: 14px;
    top: 0;
    height: 30px;
    width: 33%;
    float: left;
    background: none;
    display: block;
    text-align: center;
    line-height: 30px;
  }
  .ab_honors_timeline_node.active:nth-child(1) {
    text-indent: 0;
  }
  .ab_honors_timeline_node.active:nth-child(2) {
    text-indent: 0;
  }
  .ab_honors_timeline_node.active {
    font-size: 20px;
    top: 0;
    background: none;
    height: 30px;
    width: 33%;
    line-height: 30px;
  }
  .screen4 {
    background-color: #fff;
    position: relative;
  }
  .culture_container {
           width: 90%;
        margin: 0 auto;
        background: none;
        color: #ffffff;
        list-style: none;
        overflow: hidden;
        height: 400px;
  }
  .culture_item {
    width: 100%;
    height: 120px;
    float: left;
    background: #093979;
    margin-bottom: 20px;
    background: url("../img/culture.jpg") no-repeat left center / cover;
    top: 0;
  }
  .culture_item:nth-of-type(2) {
    background: url("../img/culture.jpg") center center / cover;
  }
  .culture_item:nth-of-type(3) {
    background: url("../img/culture.jpg") no-repeat right center / cover;
  }
  .culture_item .title {
            font-size: 16px;
        position: unset;
        width: 100%;
        z-index: 9999;
        text-align: center;
        margin-top: -33px;
  }
  .culture_item .desc {
    font-size: 14px;
    line-height: 1.2;
    clear: both;
    position: relative;
    top: 20px;
    text-align: center;
  }
  .culture_item .number {
    font-size: 100px;
    font-weight: 400;
    line-height: 55px;
    text-align: center;
    width: 100%;
  }
  .culture_item .number img {
    height: 50px;
  }
  /* 12. 团队模块：缩小尺寸，适配手机 */
  .ab_team_l, .ab_team_f {
    width: 78%;
    height: 258px;
    font-size: 18px;
    padding: 180px 0 0 30px;
    background-size: 100%;
    margin: 90px auto 20px;
  }
  .ab_core_lv-item .ab_core_person-info {
    order: 2;
  }
  .back_jt {
    background: #fcf1e8;
    padding: 10px 15px;
    color: #e98f46;
    width: 45px;
    height: 28px;
    font-size: 20px;
    line-height: 8px;
    text-align: center;
    margin-right: 0 !important;
    cursor: pointer;
  }
  .screen6 {
    background-color: #fff;
  }
  .jt_cus {
    background: #e6ebf1;
    width: 45px;
    color: #797979;
    padding: 9px 3px;
  }
  .ab_honors_panel_wrap {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-bottom: 50px;
    height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
    touch-action: auto; /* 替换 pan-y，恢复默认触摸行为 */
    -webkit-overflow-scrolling: touch;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(7) {
    order: 1;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(6) {
    order: 2;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(5) {
    order: 3;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(4) {
    order: 4;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(3) {
    order: 5;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(2) {
    order: 6;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(1) {
    order: 7;
  }
}

/*============ 1024平板竖屏  ========*/
@media (pointer:coarse) and (min-width: 481px) and (max-width:1024px) {
  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  html, body {
    width: 100%;
    overflow-x: hidden;
  }
  .fanye_team {
    position: absolute !important;
            transform: none !important;
        left: 5%;
    top: 50%;
    margin-top: -22px;
    width: 90%;
    margin: 0 auto;
    z-index: 999999;
  }
  .video_pc {
    display: none;
  }
  .video_mobile {
    display: block;
  }
  /* 2. 整屏滚动核心容器：适配手机视口，取消绝对定位冗余偏移 */
  .h110 {
    height: 1px;
    width: 100%;
    clear: both;
  }
  .cz_jz {
    position: unset;
    transform: translateY(0);
    padding-top: 90px;
    height: 100vh;
  }
  .scroll-container {
    width: 100vw;
    height: 100vh;
    overflow-x: hidden !important;
  }
  .screen-wrapper {
    width: 100%;
    height: 100%;
  }
  .screen {
    width: 100%;
    height: 100%;
    font-size: 1.5rem; /* 缩小默认字体 */
  }
  /* 3. 右侧导航圆点：缩小+调整位置（避免贴右遮挡） */
  .nav-dots {
    right: 10px; /* 减小右间距 */
    display: none;
  }
  .nav-dot {
    width: 8px; /* 缩小圆点 */
    height: 8px;
    margin: 10px 0; /* 紧凑间距 */
  }
  /* 4. 屏幕背景适配：调整背景位置和大小，避免变形 */
  .screen3 {
    background-size: cover; /* 替换contain，避免留白 */
    background-position: center center; /* 居中显示 */
    top: 0;
  }
  .screen1 video {
    width: 100vw;
    height: 100vh;
    object-fit: cover;
  }
  /* 5. About 模块：放弃固定宽，改为纵向布局，缩小字体 */
  .about {
    width: 100%; /* 替换1200px */
    padding: 0 16px;
  }
  .about_bt {
    font-size: 24px; /* 缩小标题字体 */
    width: 90%;
	  margin: 140px auto 0;
  }
  .about_slogn {
    font-size: 18px; /* 缩小字体 */
    line-height: 32px;
    width: 100%; /* 替换1400px */
    left: 0; /* 取消50%偏移 */
    margin-left: 0; /* 取消负偏移 */
    bottom: 10%; /* 调整底部间距 */
    padding: 0 16px;
    text-align: left; /* 替换text-align-last: justify，适配手机 */
  }
  .about_slogn span {
    font-size: 14px;
  }
  /* 6. ab_container：横向改纵向，取消固定高度，紧凑布局 */
  .ab_container {
    flex-direction: column; /* 纵向排列 */
    height: auto !important; /* 替换500px固定高度 */
    gap: 20px;
  }
  .ab_left_section {
    width: 90%;
    /* margin-left: 0; */
    /* padding: 0 16px 0 23px; */
    margin: 0 auto;
  }
  .ab_left_item {
    padding-top: 20px 0;
    width: calc(50% - 0px);
  }
  .ab_num {
    font-size: 32px; /* 缩小数字字体 */
  }
  .ab_desc {
font-size: 14px;
        margin-top: auto;
  }
  .ab_right_section {
    width: 100%; /* 替换复杂calc宽度 */
    height: 260px; /* 缩小高度，适配手机 */
    padding: 16px;
    margin-top: 5px;
  }
  .ab_right_desc {
    font-size: 12px;
    line-height: 1.4;
  }
  .ab_icon_group {
    gap: 15px; /* 紧凑间距 */
    margin-top: 20px;
  }
  .ab_icon {
    width: 32px; /* 缩小图标 */
    height: 32px;
  }
  .ab_icon img {
    width: 16px;
    height: 16px;
  }
  /* 7. 核心团队模块：放弃固定宽，取消绝对定位偏移，缩小尺寸 */
  .ab_core_tema {
    height: auto; /* 替换990px固定高度 */
    background-size: cover; /* 适配手机背景 */
    padding: 20px 0;
  }
  .ab_core_con {
    margin-top: 90px !important;
    height: 100vh;
    width: 100vw;
    padding: 0 15px;
  }
  .ab_course_item:hover {
    transform: translateY(0);
  }

  .ab_core_person-info .pt60 {
    padding-top: 0;
  }
  .ab_core_team-card, .ab_core_person-item {
    width: 70%; /* 替换1200px */
    margin: 0; /* 取消auto和负偏移 */
    flex-direction: column; /* 纵向排列 */
    gap: 30px; /* 紧凑间距 */
    font-size: 14px; /* 缩小字体 */
    padding: 0 15px;
    height: auto;
  }
  .ab_core_person-avatar {
    width: 100%; /* 适配手机宽度 */
    max-width: 280px; /* 限制最大宽度，避免过大 */
    margin: 0 auto;
  }
  .ab_core_person-position, .ab_core_person-position1 {
    top: -18px; /* 取消负偏移 */
    font-size: 14px; /* 缩小字体 */
    margin-top: 8px;
  }
  .ab_core_intro-list {
    font-size: 14px; /* 缩小字体 */
    padding: 0 5px;
    padding: 0 0;
  }
  .ab_core_intro-list li {
    padding-left: 24px; /* 缩小左侧间距 */
    line-height: 1.3;
  }
  .ab_core_intro-list li::before {
    width: 8px; /* 缩小标记 */
    height: 8px;
    top: 5px; /* 调整标记定位 */
  }
  /* 8. 文化模块：放弃固定宽，纵向排列，缩小尺寸 */
  .ab_culture {
    padding: 20px 16px;
    height: 100%;
    width: 100vw;
	  position: relative; 
	  top: 0;
	  transform: translateY(0);
	  margin-top:0 !important; 
  }
  .ab_culture_con {
    width: 100%; /* 替换1200px */
    top: 160px;
    position: relative;
  }
  .ab_culture_left {
    width: 100%; /* 替换固定宽 */
    height: auto; /* 替换固定高 */
    margin: 0 0 20px 0; /* 紧凑间距 */
    padding: 20px 16px;
  }
  .ab_culture .mt60 {
    margin-top: 20px;
        position: relative;
        top: 50%;
        transform: translateY(-50%);
        height: auto;
  }
  .ab_culture .h30 {
    height: 1px;
  }
  .ab_culture_right {
    display: none;
  }
  .Culture-2 .ab_Culture_se:nth-child(2) {
    width: 100%;
    height: auto;
    margin: 0 0 20px 0;
    padding: 20px 16px;
  }
  .Culture-2 .ab_Culture_se:nth-child(3) {
    width: 100%;
    height: auto;
    margin: 0 0 20px 0;
    padding: 20px 16px;
  }
  .Culture-2 .ab_Culture_se:nth-child(1) {
    display: none;
  }
  .ab_culture_vision-num {
    font-size: 60px; /* 缩小大号数字 */
  }
  .ab_culture_vision-en {
    font-size: 18px; /* 缩小字体 */
    right: 0; /* 取消偏移 */
    bottom: 0;
    position: static;
    margin-left: 8px;
  }
  .ab_culture_vision-title {
    font-size: 18px; /* 缩小字体 */
    padding-left: 0; /* 取消左侧间距 */
    margin-bottom: 8px;
  }
  .ab_culture_vision-desc {
    font-size: 14px; /* 缩小字体 */
    line-height: 1.6; /* 调整行高，避免过大间距 */
  }
  .Culture-2 {
    height: auto; /* 替换290px */
    flex-direction: column; /* 纵向排列 */
    gap: 20px;
  }
  .Culture-2 .ab_Culture_se {
    width: 100%; /* 替换固定宽 */
    height: auto;
    margin: 0 0 20px 0;
    padding: 20px 16px;
  }
  .course_con .about_bt {
    top: 0 !important;
  }
  .ab_course_year {
    display: none;
  }
  .ab_course_desc {
    display: none;
  }
  .ab_course_dot {
    display: none;
  }
  .ab_course_line {
    display: none;
  }
  .ab_course_item:hover .course_tab {
    opacity: 1;
    visibility: visible;
  }
  .course_tab {
    /* 完全保留你要求的宽高 */
    width: 100%;
    height: 60px;
    /* 核心定位：底边与圆点中心对齐（向上调整后的精准值） */
    position: unset;
    bottom: 0;
    left: 0;
    transform: translateX(0); /* 水平居中不变 */
    background: none;
    color: #3d3d3d;
    font-size: 14px;
    line-height: 1.3;
    /* 默认隐藏+动画：保留原有 */
    opacity: 1;
    visibility: visible;
    transition: all var(--ab-anime-duration) ease;
    pointer-events: none;
    z-index: 999;
    text-align: left;
    letter-spacing: 0 !important;
    padding: 0;
  }
  .course_tab br:nth-of-type(1), .course_tab br:nth-of-type(3), .course_tab br:nth-of-type(4),.course_tab br:nth-of-type(5), .course_tab br:nth-of-type(6), .course_tab br:nth-of-type(7) {
    display: none;
  }
  .course_tab span {}
  .f50 {
    font-size:32px;
    color: #e57a22 !important;
  }
  .f22 {
    font-size: 16px;
    padding-left: 5px;
    color: #093979 !important;
  }
  /* 不同年份列的垂直位置：适配不同屏幕高度 */
  .ab_course_container .ab_course_item:nth-child(1) {
    margin-bottom: 0;
  }
  .ab_course_container .ab_course_item:nth-child(2) {
    margin-bottom: 0;
  }
  .ab_course_container .ab_course_item:nth-child(3) {
    margin-bottom: 0;
  }
  .ab_course_container .ab_course_item:nth-child(4) {
    margin-bottom: 0;
  }
  .ab_course_container .ab_course_item:nth-child(5) {
    margin-bottom: 0;
  }
  .ab_course_container .ab_course_item:nth-child(6) {
    margin-bottom: 0;
  }
  /* 9. 选项卡模块：缩小按钮，调整布局，避免溢出 */
  .ab_lock_tab-icon-wrapper {
    flex: 0 0 40px; /* 缩小按钮区域宽度 */
    padding: 10px 0;
  }
  .ab_lock_progress-bar-container {
    right: 20px; /* 调整进度条位置 */
    width: 2px; /* 缩小进度条 */
  }
  .ab_lock_tab-buttons {
    gap: 40px; /* 紧凑按钮间距 */
    right: 0; /* 取消偏移 */
  }
  .ab_lock_tab-btn {
    width: 48px; /* 缩小按钮 */
    height: 48px;
    border-width: 3px; /* 缩小边框 */
  }
  .ab_lock_text-tab-wrapper {
    width: 100%; /* 替换550px */
    padding: 5px 10px;
    position: static; /* 取消绝对定位 */
    font-size: 16px;
    line-height: 1.4 !important;
  }
  /* 10. 发展历程模块：放弃固定宽，纵向排列，缩小尺寸 */
  .ab_course {
    height: calc(calc(100vh - 170px) - calc(26vh - 100px));
  }
  .course_con {
    width: 100%; /* 替换1200px */
    height: auto;
    padding: 0 16px;
  }
  .ab_course_tit {
    height: calc(26vh - 100px);
    padding: 0 16px;
  }
  .ab_course_five_year_plan {
    width: 100%; /* 替换1200px */
    height: auto;
    gap: 5px;
  }
  .ab_course_plan_arrow.r80 {
    right: 30px;
  }
  .ab_course_plan_arrow.r40 {
    right: 30px;
  }
  .ab_course_plan_item {
    width: 100%;
    margin-bottom: 10px;
  }
  .ab_course_plan_title {
    font-size: 20px;
  }
  .ab_course_plan_desc {
    font-size: 14px;
  }
  .ab_course_plan_arrow {
    width: 54px;
    height: 16px;
    right: 0;
    margin: 10px auto;
    background-size: 150%;
  }
  .ab_course_container {
    flex-direction: column; /* 纵向排列 */
    align-items: center;
    min-height: auto;
    bottom: 0;
    gap: 0;
    position: relative;
    top: 20px;
    width: 90%;
  }
  .ab_course_item {
    width: 100%; /* 替换calc宽度 */
    margin-top: 30px !important;
  }
  .ab_course_year {
    font-size: 32px; /* 缩小年份字体 */
  }
  .ab_course_desc {
    font-size: 16px; /* 缩小描述字体 */
  }
  .ab_course_dot {
    width: 12px; /* 缩小圆点 */
    height: 12px;
  }
  .ab_course_line {
    height: 40px; /* 固定竖线高度，适配手机 */
  }
  /* 11. 荣誉模块：放弃固定宽，缩小尺寸，优化滚动 */
  .ab_honors {
           width: 90%;
        height: 70%;
        margin-top: 60px;
  }
  .ab_honors .about_bt {
    top: 80px !important;
  }
  .ab_honors_con {
    width: 100%; /* 替换1200px */
  }
  .ab_honors_container {
            width: 100%;
        padding: 10px 15px;
        height: 80%;
  }
  .ab_honors_left {
    width: 100%; /* 替换700px */
    max-height: none !important;
    margin: 0;
    padding-right: 8px;
    flex: none;
  }
  .ab_honors_header {
    width: 100%; /* 替换890px */
    display: block;
    margin-bottom: 0;
    height: 70px;
  }
  .ab_honors_trophy_icon {
    width: 400px;
    height: 50px;
    left: 0;
  }
  .ab_honors_year {
    font-size: 18px;
    left: 80px;
    top: -27px;
    width: 60%;
    text-align: left;
  }
  .ab_honors_list_item {
    font-size: 12px;
    padding-left: 30px;
  }
  .ab_honors_list {
    height: auto;
    font-size: 12px;
    line-height: 2.9;
    padding: 0 5px 0 0;
  }
  .ab_honors_timeline {
    display: block;
    top: -50px;
  }
  .ab_honors_list_item::before {
    top: 5px;
    left: 10px;
  }
  .ab_honors_timeline::before {
    display: none;
  }
  .ab_honors_right {
    width: 100%; /* 替换340px */
    max-width: 280px;
    margin: 20px auto 0;
    display: none;
  }
  .ab_honors_blue_a {
    width: 100%;
    left: 0;
    top: 0;
  }
  .ab_honors_trophy_img {
    display: none;
  }
  .ab_honors_timeline_wrap {
    height: auto;
    margin-top: 20px;
    display: none;
  }
  .ab_honors_panel {
    display: block;
    width: 100%;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
  }
  .ab_honors_timeline_node {
    font-size: 14px;
    top: 0;
    height: 30px;
    width: 33%;
    float: left;
    background: none;
    display: block;
    text-align: center;
    line-height: 30px;
  }
  .ab_honors_timeline_node.active:nth-child(1) {
    text-indent: 0;
  }
  .ab_honors_timeline_node.active:nth-child(2) {
    text-indent: 0;
  }
  .ab_honors_timeline_node.active {
    font-size: 20px;
    top: 0;
    background: none;
    height: 30px;
    width: 33%;
    line-height: 30px;
  }
  .screen4 {
    background-color: #fff;
    position: relative;
  }
  .culture_container {
                  width: 90%;
        margin: 50px auto;
        background: none;
        color: #ffffff;
        list-style: none;
        overflow: hidden;
        height: 490px;        zoom: 0.9;
  }
  .culture_item {
    width: 100%;
    height: 150px;
    float: left;
    background: #093979;
    margin-bottom: 20px;
    background: url("../img/culture.jpg") no-repeat left center / cover;
    top: 0;
  }
  .culture_item:nth-of-type(2) {
    background: url("../img/culture.jpg") center center / cover;
  }
  .culture_item:nth-of-type(3) {
    background: url("../img/culture.jpg") no-repeat right center / cover;
  }
  .culture_item .title {
            font-size: 16px;
        position: unset;
        width: 100%;
        z-index: 9999;
        text-align: center;
        margin-top: -43px;
  }
  .culture_item .desc {
            font-size: 16px;
        line-height: 1.3;
        clear: both;
        position: relative;
        top: 25px;
        text-align: center;
  }
  .culture_item .number {
    font-size: 100px;
    font-weight: 400;
    line-height: 85px;
    text-align: center;
    width: 100%;
  }
  .culture_item .number img {
    height: 60px;
  }
  /* 12. 团队模块：缩小尺寸，适配手机 */
  .ab_team_l, .ab_team_f {
    width: 78%;
    height: 258px;
    font-size: 18px;
    padding: 180px 0 0 30px;
    background-size: 100%;
    margin: 10px auto 20px;
  }
  .ab_core_lv-item .ab_core_person-info {
    order: 2;
  }
  .back_jt {
    background: #fcf1e8;
    padding: 10px 15px;
    color: #e98f46;
    width: 45px;
    height: 28px;
    font-size: 20px;
    line-height: 8px;
    text-align: center;
    margin-right: 0 !important;
    cursor: pointer;
  }
  .screen6 {
    background-color: #fff;
  }
  .jt_cus {
    background: #e6ebf1;
    width: 45px;
    color: #797979;
    padding: 9px 3px;
  }
  .ab_honors_panel_wrap {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-bottom: 50px;
    height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
    touch-action: auto; /* 替换 pan-y，恢复默认触摸行为 */
    -webkit-overflow-scrolling: touch;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(7) {
    order: 1;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(6) {
    order: 2;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(5) {
    order: 3;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(4) {
    order: 4;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(3) {
    order: 5;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(2) {
    order: 6;
  }
  .ab_honors_panel_wrap .ab_honors_panel:nth-child(1) {
    order: 7;
  }
	.nav-dots{display: none;}
}


/*============ 1024平板横屏  ========*/
@media (pointer:coarse) and (min-width:1025px) and (max-width:1366px) {
	 * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
	.screen {
    width: 100%;
    height: 100dvh !important;
    overflow: hidden;
    position: relative;
}
 .about_bt{width: 900px;margin: 110px auto 0 !important;}    
 .ab_container{transform: scale(0.9) !important;
	 transform-origin: top center;
	 margin-top: -140px !important; height: 400px}
 .ab_lock_text-item {
        width: 530px !important; 
		line-height: 1.7;
    }
	.course_con{ height: auto;
	}
.ab_right_section {width: 60%;}
.ab_left_section{ margin-left: auto; width: 50%;}
.ab_course{    transform: scale(0.8);
    transform-origin: top left;
    margin-left: 5%;height: 50%;}
.ab_course_tit {width: 100%;height: 130px;position: absolute;bottom: 0;}
	.ab_course_plan_item {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 300px;
}
.ab_honors_year {
    font-size: 28px;
    position: relative;
    right: 540px;
    font-weight: bold;
    color: #fff;
    top: 17px;
    width: 300px;
}
	    .culture_container {
        zoom: 0.76;
        margin-top: 100px;
    }
	.ab_core_person-item{transform: scale(0.8); margin-top: -200px; left: -2%;}
	.ab_course_five_year_plan{        transform: scale(0.8);
        transform-origin: center left;
        margin-left: 5%;}	
	.screen4-page { height: 100dvh; }
	.fanye_team {left: 5%;
        transform: scale(0.8);
        top: 65dvh;}
	.ab_honors{ zoom:0.75;}
	.ab_lock_text-tab-wrapper {width: 500px;padding: 20px 0 0 0 !important;}
	footer{ height: 147px; }
	.pt60 {padding-top: 120px;}
	.nav-dots{display: none;}
}

/*============ 大平板竖屏  
@media (min-width:1024px) and (max-width:1366px) {
 .about_bt{zoom:0.8;margin: 140px auto 0 !important;}    
 .ab_container{transform: scale(0.9) !important;
	 transform-origin: top center;
	 margin-top: -170px !important;}
 .ab_lock_text-item {
        width: 500px !important; 
    }
.ab_right_section {width: 60%;}
.ab_left_section{ margin-left: auto; width: 50%;}
.ab_course{zoom:0.8;height: calc(calc(100vh - 140px) - calc(26vh - 150px));}
.ab_course_tit {width: 100%;height: calc(26vh - 50px);position: absolute;bottom: 0;zoom: 0.8;}
	.ab_course_five_year_plan{zoom: 0.85;}	
	.screen4-wrapper,.culture_container{zoom: 0.8;}
	.fanye_team {left: 5%;transform: scale(0.8);}
	.ab_honors{ zoom:0.75;}
	.ab_lock_text-tab-wrapper {width: 500px;padding: 20px 0 0 0 !important;}
	footer{ height: 147px; }
	.pt60 {padding-top: 120px;}
	.nav-dots{display: none;}
}
========*/

/*============ pc14寸兜底样式  ========*/
@media (pointer:fine) and (min-height:640px) and (max-height:900px)  { 	
	.ab_container{ margin-top: -175px !important; height: 350px;transform: none;
	}
	.ab_lock_text-tab-wrapper {
    padding: 20px 0 0 70px;
    line-height: 1.8;
    font-size: 16px;
    width: 670px;
    text-align: justify;
    position: absolute;
}
	.ab_left_item {
    width: calc(50% - 10px);
    padding-top: 10px;
}
.screen4 .about_bt {
    margin: 110px auto 0;
}
	.screen4-wrapper {transform: scale(0.8);}
	.fanye_team {transform: scale(0.8);left: 15%;}
	.screen6 .about_bt {margin: 120px auto 0;}
	.ab_honors_container{    transform: scale(0.75);}
	.ab_honors_timeline_node.active{ font-size:28px;height: 90px;top: -10px;}
	.ab_honors_timeline_wrap{height: 20px;}
	.ab_honors_timeline_node.active:nth-child(1) {text-indent: -17px;}
	.ab_honors_timeline_node.active:nth-child(2) {text-indent: -14px;}
}