.topic-section {
  width: 100%;
  overflow: visible;
}

.topic-section-stage {
  width: 1920px;
  min-height: 1660px;
  display: flex;
  flex-direction: column;
  align-items: center;
  transform-origin: top left;
}

.topic-menu-shell {
  width: 1920px;
  min-height: 102px;
  background: url("rect-567408.png") no-repeat top center;
  background-size: 100% 102px;
  display: flex;
  justify-content: center;
  position: relative;
}

.topic-menu-bg {
  display: none;
}

.topic-menu-strip {
  width: 1413px;
  min-height: 102px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 36px 151px 0 142px;
  box-sizing: border-box;
  opacity: 0.9;
}

.huaban-bg-5 {
  display: none;
}

.shape-3-3-row,
.shape-4-2-row {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  width: 135px;
  box-sizing: border-box;
  flex-shrink: 0;
}

.shape-3-3-row {
  height: 14px;
}

.shape-4-2-row {
  height: 13px;
  margin-top: 28px;
}

.shape-3-3,
.shape-3,
.shape-4-2,
.shape-2-2 {
  width: 14px;
  flex-shrink: 0;
}

.shape-3-3,
.shape-3 {
  height: 14px;
}

.shape-4-2,
.shape-2-2 {
  height: 13px;
}

.shape-3-3 { background: url("shape-7f1f64.png") no-repeat; }
.shape-3 { margin-left: 107px; background: url("shape-2ff6b6.png") no-repeat; }
.shape-4-2 { background: url("shape-62c9ac.png") no-repeat; }
.shape-2-2 { margin-left: 107px; background: url("shape-9d6f7e.png") no-repeat; }

.topic-menu-label {
  flex: 0 0 108px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 108px;
  min-height: 32px;
  padding: 0 12px;
  box-sizing: border-box;
  white-space: nowrap;
  color: rgba(255, 255, 255, 1);
  font-size: 16.15px;
  line-height: 1;
  text-align: center;
  cursor: pointer;
  opacity: 0.72;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.huaban-text-20 {
  font-size: 15.3px;
}

.huaban-text-5,
.huaban-text-6,
.huaban-text-7 {
  font-size: 15.3px;
}

.topic-menu-label.is-active {
  background: url("btn-bg.png") no-repeat center;
  background-size: 100% 100%;
  color: rgba(63, 255, 255, 1);
  opacity: 1;
}

.topic-menu-label:focus-visible {
  outline: 2px solid rgba(63, 255, 255, 0.85);
  outline-offset: 4px;
}

.huaban-icon-6-stack {
  width: 1920px;
  min-height: 500px;
  margin-top: -2px;
  padding-top: 35px;
  box-sizing: border-box;
  /* background: url("img-345385.png") no-repeat top center;
  background-size: 100% auto; */
  position: relative;
}
.huaban-icon-6-stack::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1; /* 关键：放在内容下方 */

  /* 背景图属性移到这里 */
  background: url("img-345385.png") no-repeat top center;
  background-size: 100% auto;
  
  /* 设置透明度 */
  opacity: 0.3; /* 0 到 1 之间，0.5 代表 50% 透明度 */
}

.huaban-icon-6 {
  display: none;
}

.huaban-icon-6-stack .layer {
  position: static;
}

.topic-card-groups {
  width: 1188px;
  margin: 0 auto;
}

.topic-card-list {
  display: none;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 40px 24px;
  width: 1188px;
}

.topic-card-list.is-active {
  display: flex;
}

.topic-card {
  width: 380px;
  display: flex;
  flex-direction: column;
}

.topic-card-image {
  position: relative;
  width: 380px;
  height: 440px;
  margin: 0 auto;
  padding: 36px 36px 28px;
  box-sizing: border-box;
  background-repeat: no-repeat;
  background-size: 100% 100%;
  overflow: hidden;
}

.topic-card-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: url("rect-4bc7b5.png") no-repeat;
  /* background-size: 100% 100%; */
  opacity: 0;
  transition: opacity 0.25s ease;
  pointer-events: none;
}

.topic-card:hover .topic-card-image::after {
  opacity: 0.8;
}

.topic-card-image img {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* .topic-card-image.image-a {
  background-image: url("rect-05a389.png");
}

.topic-card-image.image-b {
  background-image: url("rect-e9cd59.png");
}

.topic-card-image.image-c {
  background-image: url("rect-cfcd25.png");
} */

.topic-card-image-overlay,
.topic-card-reserve {
  position: relative;
  z-index: 1;
  color: #fff;
  text-align: left;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.topic-card-image-overlay {
  font-size: 13.29px;
  line-height: 1.6;
  max-height: 85%;
  overflow-y: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;

  /* display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 10;
  overflow: hidden; */
}
.topic-card-image-overlay::-webkit-scrollbar {
 display: none;
}

.topic-card-reserve {
  position: absolute;
  left: 36px;
  right: 36px;
  bottom: 20px;
  font-size: 12px;
  line-height: 1.4;
}

.topic-card:hover .topic-card-image-overlay,
.topic-card:hover .topic-card-reserve {
  opacity: 1;
}

.topic-card-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 16px;
  color: rgba(51, 51, 51, 1);
  text-align: left;
}

.topic-card-title {
  margin: 0;
  /* min-height: 48px; */
  font-size: 20px;
  font-weight: 500;
  line-height: 1.3;
}
.topic-card-address .address {
  flex-shrink: 0
}

.topic-card-address,
.topic-card-time {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.4;
}
.topic-card-address {
  display: flex;
}
.topic-card-address span {
 
}

.topic-empty-state {
  position: static;
  margin: 360px auto 0;
  transform: none;
  min-width: 320px;
  padding: 16px 28px;
  border: 1px solid rgba(63, 255, 255, 0.35);
  border-radius: 12px;
  background: rgba(7, 33, 74, 0.78);
  color: rgba(255, 255, 255, 0.95);
  font-size: 24px;
  text-align: center;
  letter-spacing: 1px;
}

.btn-go {
  width: 1413px;
  margin: 60px auto;
  height: 21px;
  color: rgba(19, 81, 183, 1);
  font-size: 24px;
  text-align: center;
  font-weight: bold;
}

@media (max-width: 768px) {
  .topic-section {
    padding: 20px 16px 28px;
    box-sizing: border-box;
    background:
      radial-gradient(circle at top, rgba(41, 128, 255, 0.22), transparent 46%),
      linear-gradient(180deg, #0d1830 0%, #152746 100%);
  }

  .topic-section-stage {
    width: auto;
    min-height: 0;
    transform: none !important;
  }

  .topic-menu-shell {
    width: auto;
    min-height: 0;
    background: none;
    display: block;
  }

  .topic-menu-bg,
  .huaban-bg-5,
  .huaban-icon-6 {
    display: none;
  }

  .topic-menu-strip {
    width: 100%;
    min-height: 0;
    padding: 0;
    opacity: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 10px 8px;
    justify-content: space-between;
  }

  .topic-menu-label {
    position: static;
    flex: 0 0 calc((100% - 24px) / 4);
    width: calc((100% - 24px) / 4);
    min-width: 0;
    min-height: 32px;
    padding: 0 6px;
    border: 1px solid rgba(63, 255, 255, 0.24);
    border-radius: 0;
    background: transparent;
    box-sizing: border-box;
    font-size: 12px;
    opacity: 0.72;
  }

  .huaban-text-20,
  .huaban-text-2,
  .huaban-text-3,
  .huaban-text-4,
  .huaban-text-5,
  .huaban-text-6,
  .huaban-text-7,
  .huaban-text-8 {
    width: auto;
    font-size: 14px;
  }

  .topic-menu-label.is-active {
    border-color: transparent;
    background: url("btn-bg.png") no-repeat center;
    background-size: 100% 100%;
    color: rgba(63, 255, 255, 1);
    opacity: 1;
    box-shadow: none;
  }

  .topic-menu-shell .topic-menu-label {
    display: inline-flex;
    margin: 0;
  }
  .cards-overlay .huaban-bg-8 {
    top: 8%;
    left: 50%;
    transform: translateX(-27%);
  }
  .huaban-icon-6-stack {
    position: relative;
    left: auto;
    top: auto;
    width: auto;
    height: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 14px;
    padding-top: 0;
    background: none;
  }

  .huaban-icon-6-stack .layer {
    position: static;
  }

  .topic-card-groups {
    left: auto;
    top: auto;
    width: 100%;
  }

  .topic-card-list {
    width: 100%;
    gap: 16px;
  }

  .topic-card {
    width: 100%;
    padding: 14px;
    border: 1px solid rgba(63, 255, 255, 0.14);
    border-radius: 20px;
    background: rgba(6, 20, 47, 0.78);
    box-sizing: border-box;
    box-shadow: 0 18px 32px rgba(3, 10, 24, 0.28);
  }

  .topic-card-image {
    width: 100%;
    height: auto;
    aspect-ratio: 383 / 442;
    padding: 24px 20px 52px;
    border-radius: 16px;
  }

  .topic-card-image::after {
    opacity: 0;
  }

  .topic-card-image-overlay,
  .topic-card-reserve {
    opacity: 0;
  }

  .topic-card.is-expanded .topic-card-image::after {
    opacity: 0.76;
  }

  .topic-card.is-expanded .topic-card-image-overlay,
  .topic-card.is-expanded .topic-card-reserve {
    opacity: 1;
  }

  .topic-card-image-overlay {
    font-size: 12px;
    line-height: 1.55;
  }

  .topic-card-reserve {
    left: 20px;
    right: 20px;
    bottom: 16px;
    font-size: 11px;
  }

  .topic-card {
    cursor: pointer;
  }

  .topic-card-body {
    gap: 8px;
    padding-top: 14px;
    color: rgba(255, 255, 255, 0.9);
  }

  .topic-card-title {
    min-height: 0;
    font-size: 18px;
    color: rgba(255, 255, 255, 0.96);
  }

  .topic-card-address,
  .topic-card-time {
    color: rgba(207, 226, 255, 0.82);
    font-size: 13px;
    line-height: 1.6;
  }

  .topic-empty-state {
    position: static;
    min-width: 0;
    margin-top: 12px;
    transform: none;
    font-size: 16px;
  }

  .btn-go {
    position: static;
    width: auto;
    height: auto;
    margin-top: 18px;
    padding: 0 8px;
    font-size: 16px;
    line-height: 1.6;
    color: #fff;
  }
}