@charset "UTF-8";
body {
  background-color: #F2EDEE;
  background-repeat: repeat-y;
  background-position: center top;
  background-size: 100%;
  background-image: url("../images/diwen_bg.png");
}

.banner {
  background-image: url("../images/about/banner_bg.png");
}

@media screen and (min-width: 1201px) {
  .banner {
    height: 832px;
  }
}

@media screen and (max-width: 1200px) {
  .banner {
    height: auto;
  }
}

.title-box {
  padding: 5.3% 0 2.3%;
  text-align: center;
}

.title-box .title {
  color: #291819;
  font-size: 42px;
  font-family: nansongshuju;
}

.title-box .sub-title {
  padding-top: 2.3%;
  line-height: 28px;
  text-align: justify;
  text-align-last: center;
}

@media screen and (max-width: 767px) {
  .title-box .title {
    font-size: 22px;
  }
  .title-box .sub-title {
    line-height: 22px;
    font-size: 14px;
  }
}

/* 品牌故事 */
.brand .box {
  height: 720px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  background-image: url("../images/about/vid_bg.png");
  padding: 2.5%;
}

.brand .box .video {
  width: 100%;
  height: 100%;
}

@media screen and (max-width: 991px) {
  .brand .box {
    height: 520px;
  }
}

@media screen and (max-width: 767px) {
  .brand .box {
    height: auto;
    padding: 5px;
  }
  .brand .box .video {
    min-height: 270px;
  }
}

/* 古法工艺 */
.gongyi {
  padding-bottom: 5%;
}

.gongyi .box {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  text-align: justify;
  text-align-last: center;
}

.gongyi .box .item {
  display: flex;
  flex-direction: column;
  width: 31%;
}

.gongyi .box .item .txt-box .title {
  font-size: 32px;
  padding: 25px 0 15px;
}

.gongyi .box .item .txt-box .intro {
  line-height: 24px;
}

@media screen and (max-width: 767px) {
  .gongyi .box .item {
    width: 49%;
  }
  .gongyi .box .item:nth-child(n+3) {
    padding-top: 10px;
  }
  .gongyi .box .item .txt-box .title {
    padding: 10px 0 5px;
    font-size: 20px;
  }
  .gongyi .box .item .txt-box .intro {
    font-size: 14px;
  }
}

/* 匠心传承 */
.jiangxin {
  padding: 6.5% 0 3.5%;
  background-color: white;
}

.jiangxin .box {
  padding-bottom: 4%;
  display: flex;
}

.jiangxin .box .txt-box {
  flex: 1;
  display: flex;
  padding-right: 30px;
  align-self: center;
}

.jiangxin .box .txt-box .intro {
  flex: 1;
  writing-mode: vertical-rl;
  max-height: 250px;
  line-height: 28px;
}

.jiangxin .box .txt-box .title-bar {
  writing-mode: vertical-rl;
  font-size: 42px;
  color: #291819;
  font-family: nansongshuju;
  line-height: 68px;
  padding: 0 10px;
}

.jiangxin .box .txt-box .title-bar .tag {
  display: inline-block;
  max-width: 46px;
}

.jiangxin .box .txt-box .sub-title {
  display: flex;
  flex-direction: column;
  font-family: nansongshuju;
  line-height: 24px;
  padding-top: 40px;
}

.jiangxin .box .pic {
  flex-shrink: 0;
  width: 46%;
}

.jiangxin .swiper-wrap {
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  background-image: url("../images/about/ccie_bg.png");
  padding: 1.5% 2.5%;
}

.jiangxin .swiper-wrap .swiper-pagination-bullet {
  width: 6px;
  height: 6px;
  transition: all 0.3s;
}

.jiangxin .swiper-wrap .swiper-pagination-bullet-active {
  background-color: var(--c-primary);
  width: 40px;
  border-radius: 3px;
}

@media screen and (max-width: 767px) {
  .jiangxin .box {
    flex-direction: column;
  }
  .jiangxin .box .txt-box {
    padding-right: 0px;
    flex-direction: column-reverse;
    padding-bottom: 10px;
  }
  .jiangxin .box .txt-box .intro {
    line-height: 22px;
    font-size: 14px;
    writing-mode: horizontal-tb;
    max-height: 100%;
  }
  .jiangxin .box .txt-box .title-bar {
    writing-mode: horizontal-tb;
    font-size: 22px;
    line-height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .jiangxin .box .txt-box .title-bar .tag {
    max-width: 30px;
  }
  .jiangxin .box .txt-box .sub-title {
    padding-top: 0;
    flex-direction: row;
    justify-content: center;
  }
  .jiangxin .box .pic {
    width: 100%;
  }
}

/* 客户服务 */
.serve .box {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

.serve .box .item {
  position: relative;
  width: 31%;
}

.serve .box .item .txt-box {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
}

.serve .box .item .txt-box .title {
  font-size: 32px;
  font-family: nansongshuju;
  padding-bottom: 10px;
}

@media screen and (max-width: 767px) {
  .serve .box .item {
    width: 100%;
  }
  .serve .box .item + .item {
    padding-top: 10px;
  }
  .serve .box .item .txt-box .title {
    font-size: 22px;
  }
}

/* 关注我们 */
.guanzhu .box {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  padding-bottom: 4%;
}

.guanzhu .box .item {
  width: 22.5%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: 100% 100%;
  background-image: url("../images/about/media_bg.png");
  margin-bottom: 3.5%;
}

.guanzhu .box .item:not(:nth-child(4n)) {
  margin-right: 3.3%;
}

.guanzhu .box .item .pic {
  position: relative;
}

.guanzhu .box .item .pic .mask {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(3, 1, 1, 0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}

.guanzhu .box .item .pic .mask .btn {
  width: 140px;
  height: 40px;
  background: var(--c-primary);
  border-radius: 1000px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FEFEFE;
  visibility: hidden;
  transform: translateY(10px);
  opacity: 0;
  transition: all 0.3s;
  cursor: pointer;
}

.guanzhu .box .item .pic .mask .btn:hover {
  background: var(--c-primary-hover);
}

.guanzhu .box .item .title {
  font-size: 24px;
  color: #291819;
  padding: 20px 0 15px;
  transition: all 0.3s;
}

.guanzhu .box .item .arrow {
  position: relative;
  width: 38px;
  height: 2px;
  background-color: #E6E1E2;
  transition: all 0.3s;
  margin-bottom: 10px;
}

.guanzhu .box .item .arrow::before {
  content: '';
  position: absolute;
  right: 0;
  bottom: 0;
  width: 15px;
  height: 2px;
  background-color: #E6E1E2;
  transform: rotate(45deg);
  transform-origin: right bottom;
  transition: all 0.3s;
}

.guanzhu .box .item:hover .pic .mask {
  background-color: rgba(3, 1, 1, 0.5);
}

.guanzhu .box .item:hover .pic .mask .btn {
  visibility: visible;
  transform: translateY(0);
  opacity: 1;
}

.guanzhu .box .item:hover .title {
  color: var(--c-primary);
}

.guanzhu .box .item:hover .arrow {
  background-color: var(--c-primary);
}

.guanzhu .box .item:hover .arrow::before {
  background-color: var(--c-primary);
}

@media screen and (max-width: 767px) {
  .guanzhu .box {
    justify-content: space-between;
  }
  .guanzhu .box .item {
    width: 49%;
    padding: 5px;
    margin-right: 0 !important;
  }
  .guanzhu .box .item .pic {
    position: relative;
  }
  .guanzhu .box .item .pic .mask {
    display: none;
  }
  .guanzhu .box .item .title {
    font-size: 18px;
    padding: 10px 0 15px;
  }
}