@charset "utf-8";
.index-heading-title h4 {
  font-size: 20px;
  color: #01004d;
}
.index-heading-title p {
  font-size: 48px;
  color: #01004d;
}

.index-heading-more {
  margin-top: 40px;
}

.index-heading.flex {
  justify-content: space-between;
  align-items: center;
}
.index-heading.flex .index-heading-more {
  margin-top: 0;
}

@media (max-width: 1366px) {
  .index-heading-title h4 {
    font-size: 16px;
  }
  .index-heading-title p {
    font-size: 32px;
  }
}

@media (max-width: 768px) {
  .index-heading-title h4 {
    font-size: 14px;
  }
  .index-heading-title p {
    font-size: 24px;
  }
}

@media (max-width: 480px) {
  .index-heading-title p {
    font-size: 18px;
  }
}

.index-main {
  background-color: #f5f5f5;
}

/* banner */
.index-banner-item {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.index-banner-content {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  padding-bottom: 150px;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
}

.index-banner-content h3 {
  font-size: 48px;
  text-align: center;
  color: #fff;
}

.index-banner-content h4 {
  margin-top: 20px;
  text-align: center;
  color: #fff;
  font-size: 24px;
}

.index-banner-content p {
  text-align: center;
  color: #fff;
  font-size: 18px;
}

.index-banner-content .char {
  display: inline-block;
  will-change: transform, opacity;
}

.index-banner-more {
  margin-top: 50px;
  display: flex;
  gap: 15px;
}

@media (max-width: 768px) {
  .index-banner-content {
    padding-bottom: 90px;
  }
  .index-banner-content h3 {
    font-size: 28px;
  }
  .index-banner-content h4 {
    font-size: 18px;
  }
  .index-banner-content p {
    font-size: 16px;
  }
}

/* series */

.index-series-list ul {
  margin-left: -25px;
}

.index-series-list ul li {
  padding-left: 25px;
  width: 33.33%;
}

.index-series-list .cp-item {
  position: relative;
  z-index: 1;
  overflow: hidden;
}

.index-series-list .cp-poster {
  overflow: hidden;
}

.index-series-list .cp-poster img {
  display: block;
  width: 100%;
}

.index-series-list .cp-title {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 30px;
  background-color: #fff;
  transform: translateY(100%);
  transition: transform 0.3s ease-in-out;
}

.index-series-list .cp-title i {
  position: absolute;
  top: 50%;
  right: 30px;
  transform: translateY(-50%);
}

.index-series-list .cp-title span {
  color: #666;
}

.index-series-list .cp-title h3 {
  font-size: 24px;
  color: #01004d;
}

.index-series-list .cp-item:hover .cp-title {
  transform: translateY(0);
}

/*  */
.index-series-wrapper {
  background-color: #fff;
  height: 100vh;
}

.index-series-makeup {
  flex-direction: row-reverse;
}

.index-series-poster {
  width: 50%;
  height: 100%;
}

.index-series-contnet {
  width: 50%;
  padding: 60px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.index-series-swiper {
  position: relative;
  z-index: 1;
  margin-top: 50px;
  width: 100%;
  padding: 0 100px;
}

.index-series-swiper .cp-item {
  display: block;
}

.index-series-swiper .cp-item h3 {
  text-align: center;
  margin-top: 25px;
}

.index-series-swiper .cp-poster {
  width: 100%;
  background-color: #f7f7f7;
  overflow: hidden;
}

.index-series-swiper .cp-poster img {
  display: block;
  width: 100%;
}

.index-series-more {
  margin-top: 60px;
}

@media (max-width: 768px) {
  .index-series-list ul {
    margin-left: 0;
  }
  .index-series-list ul li {
    padding-left: 0;
    width: 100%;
  }
  .index-series-list .cp-title {
    transform: translateY(0);
  }
  .index-series-wrapper {
    height: auto;
  }
  .index-series-poster,
  .index-series-contnet {
    width: 100%;
  }
  .index-series-poster {
    height: 56vw;
  }
  .index-series-contnet {
    padding: 30px 20px;
  }
  .index-series-swiper {
    padding: 0 10px;
  }
}

/*  */
.index-technology-video {
  margin-top: 50px;
  position: relative;
  z-index: 1;
}

.index-technology-video video {
  display: block;
  width: 100%;
}

.index-technology-video-play {
  position: absolute;
  bottom: 30px;
  left: 30px;
  z-index: 2;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  border: 1px solid #fff;
  background-color: rgba(0, 0, 0, 0.25);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  transition:
    transform 0.3s ease,
    background-color 0.3s ease;
}

.index-technology-video-play:hover {
  transform: scale(1.08);
  background-color: rgba(0, 0, 0, 0.4);
}

.index-technology-video-play:active {
  transform: scale(0.94);
}

/* 播放/暂停图标 */
.cp-play {
  position: relative;
  width: 22px;
  height: 24px;
  display: block;
}

/* ::before 始终为三角（border 实现，保持原形状） */
.cp-play::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  margin-left: -6px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 12px 0 12px 20px;
  border-color: transparent transparent transparent #fff;
  opacity: 1;
  transform: scale(1);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
}

/* ::after 始终为双竖条（box-shadow 实现暂停条，保持原形状） */
.cp-play::after {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  margin-left: -10px;
  width: 5px;
  height: 100%;
  background: #fff;
  border-radius: 2px;
  box-shadow: 13px 0 0 #fff;
  opacity: 0;
  transform: scale(0.6);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
}

/* 未播放：显示三角，隐藏竖条 */
.index-technology-video-play.is-playing .cp-play::before {
  opacity: 0;
  transform: scale(0.6);
}

/* 播放中：隐藏三角，显示竖条 */
.index-technology-video-play.is-playing .cp-play::after {
  opacity: 1;
  transform: scale(1);
}

/* 按钮呼吸光环 */
.index-technology-video-play.is-playing {
  animation: cp-video-pulse 2s infinite;
}

@keyframes cp-video-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
  }
  70% {
    box-shadow: 0 0 0 14px rgba(255, 255, 255, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
  }
}

/*  */
.index-quality {
  padding-left: 50px;
}

.index-quality-left {
  width: 600px;
  flex-direction: column;
  justify-content: space-between;
}

.index-quality-swiper {
  flex: 1;
  min-width: 0;
}

.index-quality-swiper .swiper-slide {
  width: 480px;
}

.index-quality-item {
  position: relative;
  z-index: 1;
  display: block;
  overflow: hidden;
}

.index-quality-item .cp-poster {
  overflow: hidden;
}

.index-quality-item .cp-poster img {
  display: block;
  width: 100%;
}

.index-quality-item .cp-title {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 30px;
  background-color: #fff;
  transform: translateY(100%);
  transition: transform 0.3s ease-in-out;
}

.index-quality-item .cp-title i {
  position: absolute;
  top: 50%;
  right: 30px;
  transform: translateY(-50%);
}

.index-quality-item .cp-title span {
  color: #666;
}

.index-quality-item .cp-title h3 {
  font-size: 24px;
  color: #01004d;
}

.index-quality-item:hover .cp-title {
  transform: translateY(0);
}

@media (max-width: 768px) {
  .index-quality {
    padding-left: 15px;
  }
  .index-quality-left {
    width: 100%;
  }
  .index-quality-swiper {
    flex: none;
    width: 100%;
  }
  .index-quality-swiper .swiper-slide {
    width: 100%;
  }
  .index-quality-item .cp-title {
    transform: translateY(0);
  }
}

/*  */