@keyframes backgroundColorChange {
  0% {
    background-color: #dddddd;
  }
  50% {
    background-color: #aaaaaa;
  }
  100% {
    background-color: #dddddd;
  }
}

#specColumn .top-bar {
  margin-bottom: 0;
}

#specColumn main {
  padding: 0;
  max-width: unset;
  width: 100%;
}

#specColumn main section,
.hot-specs .spec-column,
.all-specs {
  padding: 0 15px;
  max-width: 1470px;
  margin: 0 auto 20px;
}

#specColumn main section.hot-specs {
  padding: unset;
  max-width: unset;
  margin-top: 0;
  padding-top: 52px;
  background: rgba(248, 248, 249, 1);
}

.hot-specs .spec-logo {
  width: 202px;
  margin: 0 auto 30px;
}

.hot-specs .spec-column {
  margin-bottom: 0;
}

.title-bar {
  margin-bottom: 18px;
}

.title-bar,
.sub-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.line {
  flex: 1;
  border-bottom: 1px solid rgba(230, 230, 230, 1);
  margin: 0 15px;
}

.title-bar .sub-bar {
  font-size: 16px;
  font-weight: 400;
  line-height: 20px;
  color: rgba(51, 51, 51, 1);
}

.title-bar h3.sub-bar {
  font-size: 20px;
  font-weight: 500;
  line-height: 28px;
}

.more-icon,
.back-to-some {
  cursor: pointer;
}

.title-bar .sub-bar .open-btn {
  width: 6px;
  margin-left: 7px
}

.title-bar .sub-bar .close-btn {
  width: 12px;
  margin: 7px
}

.title-bar h3.sub-bar img {
  width: 18px;
  height: 27px;
  margin-right: 11px;
}

.spec-items {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.spec-items .item {
  width: calc(33.3% - 10px);
}

.spec-items .item .spec-title {
  font-size: 16px;
  font-weight: 500;
  line-height: 26px;
  color: rgba(51, 51, 51, 1);
}

.spec-items .item .cover {
  width: 100%;
  aspect-ratio: 3/2;
  background: #dddddd;
  border-radius: 8px;
  margin-bottom: 16px;
  animation: backgroundColorChange 2s infinite;
}

.spec-items .item .title {
  width: 100%;
  height: 25px;
  margin-bottom: 10px;
  background: #dddddd;
  animation: backgroundColorChange 2s infinite;
}

#specColumn main section.other-plans {
  max-width: unset;
  padding: 0;
  width: 100%;
  aspect-ratio: 20/7;
  background-image: url("https://wwp-static.wenweipo.com/img/wenweipo_web_revision202507/spec/spec_bg.png");
  background-size: 100% 100%;
}

.year-top-wrap {
  margin: 20px 0;
}

.year-top-wrap,
.back-to-some {
  display: flex;
  align-items: center;
  gap: 10px;
}

.all-specs-title {
  text-align: center;
  flex: 1;
}

.back-to-some .back-btn {
  transform: rotate(180deg);
  height: 15px;
}

@media(max-width: 1200px) {
  #specColumn main section {
    max-width: 930px;
  }
}

@media(max-width: 992px) {
  #specColumn main section {
    max-width: 750px;
  }
}

@media(max-width: 768px) {
  #specColumn main section {
    max-width: 581px;
  }
}

@media(max-width: 576px) {
  .hot-specs .spec-logo {
    width: 100px;
  }

  .spec-items {
    flex-direction: column;
    gap: 13px;
  }

  .spec-items .item {
    width: 100%;
    box-shadow: 0px 0px 4px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
  }

  .spec-items .item .spec-title {
    padding: 0 15px 5px;
  }
}