/* scss中可以用mixin来扩展 */
@mixin ellipsis($line: 1) {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: $line;
  -webkit-box-orient: vertical;
}

@media screen and (min-width: 768px) {
  .main {
    .container {
      &.our-brand {
        .content {
          .item {
            position: relative;
            width: 286px;
            height: 286px;
            float: left;
            background-color: #ddd;

            &:first-child {
              width: 592px;
              height: 592px;

              .active {
                .title {
                  font-size: 52px;
                }
                .subtitle {
                  font-size: 34px;
                  margin-top: 12px;
                }
                .link {
                  width: 244px;
                  height: 72px;
                  margin-top: 150px;
                  font-size: 42px;
                  line-height: 72px;
                }
              }
            }

            img {
              display: block;
              width: 100%;
              height: 100%;
            }

            &:hover {
              .active {
                opacity: 1;
              }
            }

            .active {
              opacity: 0;
              position: absolute;
              left: 0;
              top: 0;
              z-index: 2;
              width: 100%;
              height: 100%;
              display: -webkit-box;
              display: -ms-flexbox;
              display: flex;
              -webkit-box-pack: center;
              -ms-flex-pack: center;
              justify-content: center;
              -webkit-box-align: center;
              -ms-flex-align: center;
              align-items: center;
              -webkit-box-orient: vertical;
              -webkit-box-direction: normal;
              -ms-flex-direction: column;
              flex-direction: column;
              background-color: rgba(0, 0, 0, 0.5);
              -webkit-transition: opacity 0.4s;
              transition: opacity 0.4s;

              .title {
                font-size: 25px;
                color: #fff;
              }
              .subtitle {
                font-size: 20px;
                color: #fff;
                margin-top: 8px;
                font-weight: lighter;
              }
              .line {
                display: none;
                width: 40px;
                height: 1px;
                margin: 32px 0 60px;
                background-color: #fff;
              }
              .link {
                width: 142px;
                height: 40px;
                font-size: 24px;
                margin-top: 60px;
                border: 1px solid #ffffff;
                text-align: center;
                line-height: 40px;
                color: #fff;
                cursor: pointer;
                font-weight: lighter;
              }
            }
          }
        }
      }

      &.brand-activity {
        .content {
          display: -webkit-box;
          display: -ms-flexbox;
          display: flex;
          -webkit-box-pack: center;
          -ms-flex-pack: center;
          justify-content: center;

          .item {
            position: relative;

            width: 280px;
            height: 600px;
            overflow: hidden;
            -ms-flex-negative: 0;
            flex-shrink: 0;
            -webkit-transition: all 0.4s;
            transition: all 0.4s;

            a {
              display: block;
              width: 100%;
              height: 100%;
            }

            img {
              position: absolute;
              top: 0;
              left: 50%;
              -webkit-transform: translateX(-50%);
              transform: translateX(-50%);
              display: block;
              width: 640px;
              height: 600px;
            }

            &.hover {
              width: 640px;
            }

            &:nth-child(1) {
              .cover {
                &::after {
                  content: '01';
                }
              }
            }

            &:nth-child(2) {
              .cover {
                &::after {
                  content: '02';
                }
              }
            }

            &:nth-child(3) {
              .cover {
                &::after {
                  content: '03';
                }
              }
            }

            .active {
              position: absolute;
              width: 100%;
              height: 280px;
              bottom: 0;
              left: 0;
              -webkit-box-sizing: border-box;
              box-sizing: border-box;
              padding-left: 24px;
              background: -webkit-gradient(linear, left bottom, left top, from(rgba(0, 0, 0, 0.88)), to(rgba(0, 0, 0, 0)));
              background: linear-gradient(to top, rgba(0, 0, 0, 0.88), rgba(0, 0, 0, 0));
              .title {
                margin-top: 206px;
                width: 232px;
                font-size: 29px;
                color: #fff;
                @include ellipsis(1);
                font-weight: lighter;
              }
              .line {
                width: 20px;
                height: 2px;
                margin-top: 16px;
                background-color: #fff;
              }
              .description {
                display: none;
              }

              &::after {
                position: absolute;
                content: '01';
                background: -webkit-gradient(linear, left top, left bottom, from(#fff), to(rgba(255, 255, 255, 0.2)));
                background: linear-gradient(to bottom, #fff, rgba(255, 255, 255, 0.2));
                -webkit-background-clip: text;
                color: transparent;
                font-size: 30px;
                left: 24px;
                bottom: 66px;
              }
            }

            .hover-active {
              position: absolute;
              width: 486px;
              height: 160px;
              padding-top: 30px;
              padding-left: 26px;
              -webkit-box-sizing: border-box;
              box-sizing: border-box;
              border-top-left-radius: 32px;
              right: 0;
              bottom: 0;
              // background: linear-gradient(166deg, #0688d2 25%, rgba(32, 155, 212, 0.8));
              background: rgb(243, 146, 13, 0.8);
              -webkit-transition: opacity 0.4s;
              transition: opacity 0.4s;
              .title {
                font-size: 40px;
                color: #fff;
                width: 300px;
                font-weight: bold;
                @include ellipsis(1);
              }
              .line {
                width: 38px;
                height: 4px;
                margin: 16px 0;
                background-color: #fff;
              }
              .description {
                text-align: justify;
                width: 300px;
                font-size: 20px;
                color: #fff;
                line-height: 1.5;
                @include ellipsis(1);
              }

              &::after {
                position: absolute;
                content: '01';
                background: -webkit-gradient(linear, left top, left bottom, from(#fff), to(rgba(255, 255, 255, 0.2)));
                background: linear-gradient(to bottom, #fff, rgba(255, 255, 255, 0.2));
                -webkit-background-clip: text;
                color: transparent;
                font-size: 90px;
                line-height: 90px;
                right: 32px;
                bottom: 24px;
              }
            }
          }
        }
      }

      &.company-values {
        .content {
          .item {
            position: relative;
            float: left;
            height: 340px;
            width: 390px;
            margin-right: 15px;
            margin-bottom: 15px;
            -webkit-box-sizing: border-box;
            box-sizing: border-box;
            overflow: hidden;

            .cover-bg {
              width: 100%;
              height: 100%;
              opacity: 1;
              -webkit-transition: all 0.4s;
              transition: all 0.4s;
              background: #f3920d;
            }

            img {
              width: 100%;
              height: 100%;
              opacity: 1;
              -webkit-transition: all 0.4s;
              transition: all 0.4s;
            }

            &.no-mb {
              margin-bottom: 0;
            }

            &.no-mr {
              margin-right: 0;
            }

            &:nth-child(1),
            &:nth-child(7) {
              width: 795px;
            }

            &:hover {
              img {
                -webkit-transform: scale(1.2);
                transform: scale(1.2);
              }
            }
            &:nth-child(2),
            &:nth-child(3),
            &:nth-child(7) {
              .cover {
                background: transparent;
              }

              &:hover {
                border: 1px solid #f3920d;
                img {
                  opacity: 0;
                }

                .cover-bg {
                  opacity: 0;
                }

                .subtitle,
                .title {
                  color: #f3920d;
                }

                .line {
                  &::before,
                  &::after {
                    background-color: #f3920d;
                  }
                }
              }
            }

            .cover {
              position: absolute;
              left: 0;
              top: 0;
              width: 100%;
              height: 100%;
              display: -webkit-box;
              display: -ms-flexbox;
              display: flex;
              -webkit-box-pack: center;
              -ms-flex-pack: center;
              justify-content: center;
              -webkit-box-orient: vertical;
              -webkit-box-direction: normal;
              -ms-flex-direction: column;
              flex-direction: column;
              -webkit-box-align: center;
              -ms-flex-align: center;
              align-items: center;
              background: rgba(0, 0, 0, 0.5);

              .line {
                width: 180px;
                position: absolute;
                left: 50%;
                top: 50%;
                -webkit-transform: translate(-50%, -50%) rotateZ(-45deg);
                transform: translate(-50%, -50%) rotateZ(-45deg);

                &::after,
                &::before {
                  position: absolute;
                  left: 0;
                  top: 0;
                  content: '';
                  display: block;
                  width: 20px;
                  height: 1px;
                  background-color: #fff;
                }

                &::before {
                  right: 0;
                  left: unset;
                }
              }

              .title {
                color: #fff;
                font-size: 24px;
              }

              .subtitle {
                font-size: 18px;
                color: #fff;
                margin-top: 12px;
                &.en {
                  text-transform: uppercase;
                }
              }
            }
          }
        }
      }

      &.friendly_link {
        .content {
          display: -webkit-box;
          display: -ms-flexbox;
          display: flex;
          -ms-flex-wrap: wrap;
          flex-wrap: wrap;
          -webkit-box-pack: start;
          -ms-flex-pack: start;
          justify-content: flex-start;
          -webkit-box-align: center;
          -ms-flex-align: center;
          align-items: center;

          .item {
            position: relative;
            width: 232px;
            height: 100px;
            -webkit-box-sizing: border-box;
            box-sizing: border-box;
            border: 1px solid #d8d8d8;
            overflow: hidden;
            margin-right: 10px;
            margin-bottom: 10px;

            &:nth-child(5n) {
              margin-right: 0;
            }

            img {
              display: block;
              width: 100%;
              position: absolute;
              left: 0;
              top: 50%;
              -webkit-transform: translateY(-50%);
              transform: translateY(-50%);
            }
          }
        }

        /*
        .content {
          width: 100%;
          overflow: hidden;
          .row {
            display: -webkit-box;
            display: -ms-flexbox;
            display: flex;

            &:last-child {
              -webkit-box-orient: horizontal;
              -webkit-box-direction: reverse;
              -ms-flex-direction: row-reverse;
              flex-direction: row-reverse;
              -webkit-animation: 20s rowup-right linear infinite normal;
              animation: 20s rowup-right linear infinite normal;
              margin-top: 10px;
            }

            &:first-child {
              -webkit-animation: 20s rowup-left linear infinite normal;
              animation: 20s rowup-left linear infinite normal;
            }
          }
          .item {
            -ms-flex-negative: 0;
            flex-shrink: 0;
            position: relative;
            width: 232px;
            height: 100px;
            -webkit-box-sizing: border-box;
            box-sizing: border-box;
            border: 1px solid #d8d8d8;
            overflow: hidden;
            margin-right: 10px;

            &:last-child {
              margin-right: 0;
            }

            img {
              display: block;
              width: 100%;
              position: absolute;
              left: 0;
              top: 50%;
              -webkit-transform: translateY(-50%);
              transform: translateY(-50%);
            }
          }
        }
        */
      }
    }
  }
}

@media screen and (max-width: 768px) {
  .main {
    .container {
      &.our-brand {
        .content {
          width: 10.72rem;
          margin: 0 0.32rem;
          .item {
            position: relative;
            width: 2.5rem;
            height: 2.5rem;
            float: left;
            background-color: #ddd;
            margin-left: 0.24rem;
            margin-bottom: 0.24rem;

            &:first-child {
              width: 5.24rem;
              height: 5.24rem;
              margin-left: 0;
            }

            img {
              display: block;
              width: 100%;
              height: 100%;
            }

            .active {
              position: absolute;
              left: 0;
              top: 0;
              z-index: 2;
              width: 100%;
              height: 100%;

              .title {
                position: absolute;
                bottom: 0;
                left: 0;
                font-size: 0.26rem;
                color: #fff;
                width: 100%;
                line-height: 0.64rem;
                text-align: center;
                background: rgba(0, 0, 0, 0.39);
              }

              .subtitle {
                display: none;
              }

              .link {
                opacity: 0;
                display: block;
                width: 100%;
                height: 100%;
                position: absolute;
                z-index: 1;
                left: 0;
                top: 0;
              }
            }
          }
        }
      }

      &.brand-activity {
        margin-left: 0;
        margin-right: 0;
        width: auto;
        .content {
          .item {
            position: relative;
            width: 5.24rem;
            height: 4.91rem;
            overflow: hidden;
            display: inline-block;
            margin-right: 0.24rem;

            &:first-child {
              margin-left: 0.32rem;
            }

            &:last-child {
              margin-right: 0.32rem;
            }

            a {
              display: block;
              width: 100%;
              height: 100%;
            }

            img {
              display: block;
              width: 100%;
              height: 100%;
            }

            &:nth-child(1) {
              .cover {
                &::after {
                  content: '01';
                }
              }
            }

            &:nth-child(2) {
              .cover {
                &::after {
                  content: '02';
                }
              }
            }

            &:nth-child(3) {
              .cover {
                &::after {
                  content: '03';
                }
              }
            }

            .cover {
              position: absolute;
              width: 4.31rem;
              height: 1.29rem;
              padding-top: 0.24rem;
              padding-left: 0.32rem;
              -webkit-box-sizing: border-box;
              box-sizing: border-box;
              border-top-left-radius: 0.32rem;
              right: 0;
              bottom: 0;
              background: linear-gradient(166deg, #f3920d 25%, rgba(243, 146, 13, 0.8));
              -webkit-transition: opacity 0.4s;
              transition: opacity 0.4s;
              .title {
                font-size: 0.3rem;
                color: #fff;
                width: 3.31rem;
                @include ellipsis(1);
              }
              .line {
                width: 0.16rem;
                height: 0.02rem;
                margin: 0.07rem 0;
                background-color: #fff;
              }
              .description {
                text-align: justify;
                width: 3.31rem;
                font-size: 0.24rem;
                color: #fff;
                line-height: 1.5;
                @include ellipsis(1);
              }

              &::after {
                position: absolute;
                content: '01';
                background: -webkit-gradient(linear, left top, left bottom, from(#fff), to(rgba(255, 255, 255, 0.2)));
                background: linear-gradient(to bottom, #fff, rgba(255, 255, 255, 0.2));
                -webkit-background-clip: text;
                color: transparent;
                font-size: 0.72rem;
                right: 0.24rem;
                bottom: 0.24rem;
              }
            }
          }
        }
      }

      &.company-values {
        width: 6.86rem;
        margin: 0 auto;
        .content {
          .item {
            position: relative;
            float: left;
            height: 1.94rem;
            width: 2.22rem;
            margin-right: 0.09rem;
            margin-bottom: 0.09rem;
            -webkit-box-sizing: border-box;
            box-sizing: border-box;
            overflow: hidden;

            img {
              width: 100%;
              height: 100%;
              opacity: 1;
              -webkit-transition: all 0.4s;
              transition: all 0.4s;
            }

            &.no-mb {
              margin-bottom: 0;
            }

            &.no-mr {
              margin-right: 0;
            }

            &:nth-child(1),
            &:nth-child(7) {
              width: 4.54rem;
            }

            &:nth-child(2),
            &:nth-child(3),
            &:nth-child(7) {
              .cover {
                background: transparent;
              }
            }

            .cover-bg {
              width: 100%;
              height: 100%;
              opacity: 1;
              -webkit-transition: all 0.4s;
              transition: all 0.4s;
              background: #f3920d;
            }

            .cover {
              position: absolute;
              left: 0;
              top: 0;
              width: 100%;
              height: 100%;
              display: -webkit-box;
              display: -ms-flexbox;
              display: flex;
              -webkit-box-pack: center;
              -ms-flex-pack: center;
              justify-content: center;
              -webkit-box-orient: vertical;
              -webkit-box-direction: normal;
              -ms-flex-direction: column;
              flex-direction: column;
              -webkit-box-align: center;
              -ms-flex-align: center;
              align-items: center;
              background: rgba(0, 0, 0, 0.5);

              .line {
                width: 1.9rem;
                position: absolute;
                left: 50%;
                top: 50%;
                -webkit-transform: translate(-50%, -50%) rotateZ(-45deg);
                transform: translate(-50%, -50%) rotateZ(-45deg);

                &::after,
                &::before {
                  position: absolute;
                  left: 0;
                  top: 0;
                  content: '';
                  display: block;
                  width: 0.2rem;
                  height: 0.01rem;
                  background-color: #fff;
                }

                &::before {
                  right: 0;
                  left: unset;
                }
              }

              .title {
                color: #fff;
                font-size: 0.24rem;
              }

              .subtitle {
                font-size: 0.2rem;
                color: #fff;
                margin-top: 0.1rem;
                &.en {
                  text-transform: uppercase;
                }
              }
            }
          }
        }
      }

      &.head_quarter {
        width: 6.86rem;
        margin: 0 auto;
        .content {
          img {
            width: 100%;
          }
        }
      }

      &.friendly_link {
        width: 6.86rem;
        margin: 0 auto;
        .content {
          display: -webkit-box;
          display: -ms-flexbox;
          display: flex;
          -ms-flex-wrap: wrap;
          flex-wrap: wrap;
          -webkit-box-pack: start;
          -ms-flex-pack: start;
          justify-content: flex-start;
          -webkit-box-align: center;
          -ms-flex-align: center;
          align-items: center;

          .item {
            position: relative;
            width: 2.2rem;
            height: 0.948rem;
            -webkit-box-sizing: border-box;
            box-sizing: border-box;
            border: 0.01rem solid #d8d8d8;
            overflow: hidden;
            margin-right: 0.13rem;
            margin-bottom: 0.13rem;

            &:nth-child(3n) {
              margin-right: 0;
            }

            img {
              display: block;
              width: 100%;
              position: absolute;
              left: 0;
              top: 50%;
              -webkit-transform: translateY(-50%);
              transform: translateY(-50%);
            }
          }
        }
      }
    }
  }
}