body {
  padding-top: 0;
}
.public-title {
  text-align: center;
}

.session_5 {
  background: #333333;
  padding-top: 84px;
  padding-bottom: 85px;
}
.session_5 .title-box {
  text-align: center;
  padding-bottom: 50px;
  margin-top: -30px
}
.session_5 .title-box h3 {
  font-size: 36px;
  color: #fff;
}
.session_5 .title-box p {
  font-size: 16px;
  color: #fff;
}
.session_5 .centent-box {
  width: 100%;
  box-sizing: border-box;
  padding: 0 60px;
  display: flex;
  justify-content: space-between;
  gap: 60px;
}
.session_5 .centent-box .left-box {
  box-sizing: border-box;
  overflow: hidden;
  flex: 0 0 42%;
  min-width: 0;
}
.session_5 .centent-box .left-box .swiper-container {
  height: 462px;
}
.session_5 .centent-box .left-box .item-box {
  position: relative;
  height: 100%;
  box-sizing: border-box;
  width: 100%;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  padding: 26px 30px;
  cursor: pointer;
  overflow: hidden;
  transition: background .25s ease, border-color .25s ease;
}
.session_5 .centent-box .left-box .item-box h3 {
  position: absolute;
  top: 22px;
  right: 26px;
  font-weight: 600;
  font-size: 34px;
  color: #C9A96A;
  line-height: 1.1;
  transition: all .3s;
}
.session_5 .centent-box .left-box .item-box .nub {
  position: absolute;
  color: #C9A96A;
  bottom: -40px;
  right: 26px;
  line-height: 1.1;
  font-weight: 600;
  font-size: 80px;
  opacity: 0;
  transition: all .4s;
}
.session_5 .centent-box .left-box .item-box .title span {
  font-size: 20px;
  color: #fff;
}
.session_5 .centent-box .left-box .item-box .title p {
  font-size: 12px;
  color: #8fa5b5;
}
/* 加盟支持卡片：标题前的图标徽章（与标题同一行，不增加卡高） */
.session_5 .centent-box .left-box .item-box .title {
  display: flex;
  align-items: center;
  gap: 14px;
}
.session_5 .centent-box .left-box .item-box .title .ico {
  flex: none;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(201,169,106,.14);
  border: 1px solid rgba(201,169,106,.30);
  color: #C9A96A;
  transition: background .25s ease, color .25s ease, border-color .25s ease;
}
.session_5 .centent-box .left-box .item-box .title .ico svg {
  width: 20px;
  height: 20px;
  display: block;
}
.session_5 .centent-box .left-box .item-box .title .title-txt {
  min-width: 0;
}
.session_5 .centent-box .left-box .item-box .title .title-txt span {
  display: block;
  line-height: 1.3;
}
.session_5 .centent-box .left-box .swiper-slide-thumb-active .item-box .title .ico {
  background: #C9A96A;
  border-color: #C9A96A;
  color: #0E2A3D;
}
.session_5 .centent-box .left-box .item-box:hover {
  background: rgba(255,255,255,.10);
}
.session_5 .centent-box .left-box .item-box:hover h3 {
  opacity: 0;
  transform: scale(0.2);
}
.session_5 .centent-box .left-box .item-box:hover .nub {
  bottom: 30px;
  opacity: .25;
}
.session_5 .centent-box .left-box .swiper-slide-thumb-active .item-box {
  background: rgba(201,169,106,.16);
  border: 1px solid #C9A96A;
  overflow: hidden;
}
.session_5 .centent-box .left-box .swiper-slide-thumb-active .item-box .title p {
  color: #C9A96A;
}
.session_5 .centent-box .left-box .swiper-slide-thumb-active .item-box h3 {
  opacity: 0;
}
.session_5 .centent-box .left-box .swiper-slide-thumb-active .item-box .nub {
  opacity: .25;
  bottom: 26px;
}
.session_5 .centent-box .right-box {
  flex: 1;
  min-width: 0;
}
.session_5 .centent-box .right-box .top-box {
  width: auto;
  margin-left: 0
}
.session_5 .centent-box .right-box .top-box .img-box {
  display: inline-block;
  vertical-align: middle;
  border-radius: 16px;
  border: 3px solid rgba(255,255,255,.25);
  box-sizing: border-box;
  width: 230px;
  height: 230px;
  overflow: hidden;
  font-size: 0;
  transition: border-color .25s ease, transform .25s ease;
}
.session_5 .centent-box .right-box .top-box .img-box img {
  width: 100%;
  height: 100%;
  border-radius: 12px;
  object-fit: cover;
}
.session_5 .centent-box .right-box .top-box .swiper-slide {
  transition: 300ms;
  transform: scale(0.6);
  text-align: center;
}
.session_5 .centent-box .right-box .top-box .swiper-slide-active,
.session_5 .centent-box .right-box .top-box .swiper-slide-duplicate-active {
  transform: scale(1);
}
.session_5 .centent-box .right-box .top-box .swiper-slide-active .img-box,
.session_5 .centent-box .right-box .top-box .swiper-slide-duplicate-active .img-box {
  border-color: #C9A96A;
}
.session_5 .centent-box .right-box .bottom-box {
  width: auto;
  margin-top: 40px;
  margin-left: 0
}
.session_5 .centent-box .right-box .bottom-box .txt-box {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px;
  width: auto;
  max-width: 560px;
  min-height: 120px;
  height: auto;
  padding: 26px 28px;
  box-sizing: border-box;
  line-height: 1.7;
  font-size: 16px;
  color: #ffffff;
}
/* 轮播控制行：左分页点 + 右左右箭头 */
.session_5 .centent-box .right-box .bottom-box .slide-ctrl {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 25px;
}
.session_5 .centent-box .right-box .bottom-box .swiper-pagination {
  position: static;
  width: auto;
  margin: 0;
  display: flex;
  align-items: center;
}
.session_5 .centent-box .right-box .bottom-box .swiper-pagination .swiper-pagination-bullet {
  background: rgba(255,255,255,.55);
  opacity: 1;
  width: 8px;
  height: 8px;
  margin: 0 6px 0 0;
  transition: width .3s ease, background .25s ease;
}
.session_5 .centent-box .right-box .bottom-box .swiper-pagination .swiper-pagination-bullet-active {
  background: #C9A96A;
  width: 22px;
  border-radius: 4px;
  margin: 0 6px 0 0;
}
/* 左右箭头 */
.session_5 .centent-box .right-box .slide-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
}
.session_5 .centent-box .right-box .slide-nav button {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid rgba(201,169,106,.45);
  background: rgba(255,255,255,.04);
  color: #C9A96A;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .22s ease, color .22s ease, border-color .22s ease, transform .22s ease;
}
.session_5 .centent-box .right-box .slide-nav button svg {
  width: 18px;
  height: 18px;
  display: block;
}
.session_5 .centent-box .right-box .slide-nav button:hover {
  background: #C9A96A;
  border-color: #C9A96A;
  color: #0E2A3D;
  transform: translateY(-2px);
}
.session_5 .centent-box .right-box .slide-nav button.is-disabled {
  opacity: .3;
  cursor: default;
  transform: none;
  background: rgba(255,255,255,.04);
  border-color: rgba(201,169,106,.22);
  color: #C9A96A;
}
/* ==========================================================================
   加盟支持：移动端 / 平板（≤1024px）
   左右两栏改为上下堆叠，左侧卡片列表全宽，右侧图片与文字跟随
   ========================================================================== */
@media (max-width: 1024px){
  /* 平板仍保留左右分栏，只压缩尺寸；768 以下再改上下堆叠 */
  .session_5 .centent-box{
    gap: 32px;
    padding: 0 20px;
  }
  .session_5 .centent-box .left-box{
    flex: 0 0 44%;
    width: auto;
  }
  .session_5 .centent-box .left-box .swiper-container{
    height: 420px;
  }
  .session_5 .centent-box .left-box .item-box{
    padding: 18px 20px;
  }
  .session_5 .centent-box .right-box{
    width: auto;
    flex: 1 1 auto;
    min-width: 0;
  }
  .session_5 .centent-box .right-box .top-box .img-box{
    width: 140px;
    height: 140px;
  }
  .session_5 .centent-box .right-box .bottom-box{
    width: 100%;
    margin-top: 28px;
  }
  .session_5 .centent-box .right-box .bottom-box .txt-box{
    width: 100%;
    height: auto;
    min-height: 100px;
    padding: 22px;
  }
}

@media (max-width: 768px){
  /* 手机：左右改上下堆叠 */
  .session_5 .centent-box{
    flex-direction: column;
    padding: 0 16px;
    gap: 26px;
  }
  .session_5 .centent-box .left-box{
    flex: none;
    width: 100%;
  }
  .session_5 .centent-box .right-box{
    flex: none;
    width: 100%;
  }
  /* 卡片列表高度收紧，3 张可见 */
  .session_5 .centent-box .left-box .swiper-container{
    height: 336px;
  }
  .session_5 .centent-box .left-box .item-box{
    padding: 16px 18px;
  }
  .session_5 .centent-box .left-box .item-box .title{
    gap: 10px;
  }
  .session_5 .centent-box .left-box .item-box .title .ico{
    width: 34px;
    height: 34px;
    border-radius: 9px;
  }
  .session_5 .centent-box .left-box .item-box .title .ico svg{
    width: 17px;
    height: 17px;
  }
  .session_5 .centent-box .left-box .item-box .title span{
    font-size: 16px;
  }
  .session_5 .centent-box .left-box .item-box .title p{
    font-size: 10px;
  }
  .session_5 .centent-box .left-box .item-box h3{
    top: 14px;
    right: 18px;
    font-size: 24px;
  }

  /* 右侧圆形图缩小，三张并排不溢出 */
  .session_5 .centent-box .right-box .top-box .img-box{
    width: 96px;
    height: 96px;
    border-radius: 12px;
    border-width: 2px;
  }
  .session_5 .centent-box .right-box .bottom-box{
    margin-top: 22px;
  }
  .session_5 .centent-box .right-box .bottom-box .txt-box{
    min-height: 96px;
    padding: 18px;
    font-size: 14px;
    line-height: 1.6;
  }
  .session_5 .centent-box .right-box .bottom-box .slide-ctrl {
    margin-top: 20px;
  }
  .session_5 .centent-box .right-box .slide-nav button {
    width: 34px;
    height: 34px;
  }
  .session_5 .centent-box .right-box .slide-nav button svg {
    width: 16px;
    height: 16px;
  }
}

/* .join 外层已按 min(1440px, 100% - 48px) 控制宽度，
   这里必须保持 100% 跟随父级，写死宽度会在大屏断点下溢出 */
@media (min-width: 1400px){
  .session_5 .centent-box{ width: 100%; padding: 0 70px; }
  .session_5 .centent-box{ gap: 70px; }
}

/* ==========================================================================
   手机端细化（≤768px）：标题字号、卡片内部留白
   ========================================================================== */
@media (max-width: 768px){
  .session_5 .title-box{
    padding-bottom: 26px;
  }
  .session_5 .title-box h3{
    font-size: 26px;
    letter-spacing: 1px;
  }
  .session_5 .title-box p{
    font-size: 13px;
    margin-top: 6px;
  }
  .session_5 .centent-box .left-box .item-box .title .title-txt{
    flex: 1;
    min-width: 0;
  }
  .session_5 .centent-box .left-box .item-box .title .title-txt span{
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .session_5 .centent-box .left-box .item-box .nub{
    font-size: 62px;
    right: 18px;
    bottom: -32px;
  }
  .session_5 .centent-box .left-box .swiper-slide-thumb-active .item-box .nub{
    bottom: 20px;
  }
}