/* 第三屏样式 */
.section3 {
  background: #f2f5fb;
  color: white;
  padding-top: 70px;
}

.section3-container {
  width: 100%;
  margin: 0 auto;
  /* padding-bottom: 0.2rem; */
  display: flex;
  align-items: center;
  /* justify-content: space-between; */
  overflow: hidden;
  flex-direction: column;
  /* padding-bottom: 0.2rem; */
  height: 100%;
  /* padding-top: 0.5rem; */
  position: relative;
}

/* 第三屏标题样式 - 与第二屏保持一致 */
.section3-title {
  font-size: 0.4rem;
  font-family: "Source Han Sans SC", sans-serif;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  position: absolute;
  z-index: 10;
}

.section3-images {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 100%;
  /* margin-top: auto; */
}

/* .section3-one {
  width: 100%;
}

.section3-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
} */

.section3-images-point-item {
  width: 0.2rem;
  height: 0.2rem;
  border-radius: 100%;
  background-color: #c4131a;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;
  overflow: visible;
}

.section3-images-point-item::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 0.2rem;
  height: 0.2rem;
  border-radius: 100%;
  /* border: 1px solid #c4131a; */
  animation: pointPulse 3s ease-out infinite;
  background-color: #c4131a;
}

.section3-images-point-item div {
  width: 0.06rem;
  height: 0.06rem;
  border-radius: 100%;
  background-color: #fff;
}

.section3-images-point-text {
  color: #fff;
  font-size: 0.14rem;
  padding: 0.05rem 0.1rem;
  background-color: #c4131a;
  border-radius: 100px;
  opacity: 0;
  transform: translateX(-0.2rem);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
  white-space: nowrap;
}

.section3-images-point-item:hover ~ .section3-images-point-text {
  opacity: 1;
  transform: translateX(0);
}

.section3-images-point {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 16px;
  overflow: visible;
}

.section3-point1 {
  left: 31%;
  top: 19%;
}

.section3-point2 {
  left: 35%;
  top: 31%;
}

.section3-point3 {
  left: 19%;
  top: 49%;
}

.section3-point4 {
  left: 29%;
  top: 60%;
}

.section3-point5 {
  left: 26%;
  top: 78%;
}

.section3-point6 {
  left: 43%;
  top: 78%;
}

.section3-point7 {
  left: 46%;
  top: 36%;
}

.section3-point8 {
  left: 39%;
  top: 46%;
}

.section3-point9 {
  left: 66%;
  top: 41%;
}

.section3-point10 {
  left: 53%;
  top: 76%;
}

.section3-point11 {
  left: 80%;
  top: 37%;
}

.section3-point12 {
  left: 76%;
  top: 46%;
}

.section3-point13 {
  left: 76%;
  top: 61%;
}

.section3-point14 {
  left: 69%;
  top: 71%;
}

.section3-point15 {
  left: 76%;
  top: 90%;
}

@keyframes updown {
  0% {
    transform: translateY(-0.1rem);
  }
  100% {
    transform: translateY(0);
  }
}

@keyframes pointPulse {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
  100% {
    transform: translate(-50%, -50%) scale(2.5);
    opacity: 0;
  }
}