hexo-theme-keep/source/css/layout/_partial/header.styl

@require "../common/variables.styl"
@import "../common/root.styl"

.header-wrapper {
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: height 0.5s ease, max-width 0.5s cubic-bezier(0, 0.2, 0.8, 1);

  .header-content {
    width: 80%;
    height: 100%;
    position: relative;
    transition: transform 0.5s ease;
    z-index: 999;

    .vertical-center {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
    }

    .logo-title {
      left: 0;
      font-size: 28px;
      font-weight: bold;
      color: #555;

      &::after {
        content: '';
        position: absolute;
        bottom: -12px;
        left: 0;
        width: 40px;
        height: 2px;
        background: $a-hover-color;
        transition: all 0.5s ease;
      }
    }


    .menu-list {
      right: 0;

      .menu-item {
        float: left;
        position: relative;
        margin-left: 30px;

        &:first-child {
          margin-left: 0;
        }

        a {

          &:hover {

            &::after {
              content: '';
              position: absolute;
              bottom: -10px;
              left: 50%;
              width: 100%;
              height: 2px;
              transform: translateX(-50%);
              background: $a-hover-color;
              transition: all 0.5s ease;
            }
          }

        }


        .active {
          color: #555;
          font-weight: 700;
          transition: all 0.5s ease;

          &::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            width: 100%;
            height: 2px;
            transform: translateX(-50%);
            background: $a-hover-color;
            transition: all 0.5s ease;
          }
        }
      }

    }


    .menu-bar {
      right: 0;
      font-size: 20px;
      display: none;
      cursor: pointer;
    }

  }


  .header-drawer {
    width: 100%;
    padding: $header-height 0 20px 0;
    position: absolute;
    top: 0;
    left: 0;
    transform: scaleY(0);
    transform-origin: top;
    background: white;
    transition: all 0.5s ease;
    z-index: 998;

    .drawer-menu-list {
      display: flex;
      flex-direction: column;
      justify-content: flex-start;
      align-items: center;
      list-style-type: none;

      .drawer-menu-item {
        display: block;
        margin: 8px auto;
        padding: 0 30px;
        border-radius: 22px;
        text-align: center;
        line-height: 42px;
        font-size: 14px;
        color: #9ca3ad;
        transition: all 0.5s ease;
      }


      .drawer-menu-active {
        background: $a-hover-color;
        color: white;
      }

    }
  }


  .window-mask {
    position: absolute;
    top: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
    visibility: hidden;
    opacity: 0;
    transition: all 0.2s ease;
  }


}

.header-drawer-show {

  .menu-bar {
    background: rgba(0, 0, 0, 0);

    &::before {
      background: #2c3e50;
      transform: translateY(6px) rotate(45deg);
    }

    &::after {
      background: #2c3e50;
      transform: translateY(-6px) rotate(-45deg);
    }
  }


  .header-drawer {
    transform: scaleY(1);
  }


  .window-mask {
    visibility: visible;
    opacity: 1;
  }

}


.header-wrapper-shrink {
  background: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);

  .header-content {

    .logo-title {
      &::after {
        opacity: 0;
      }
    }


    .menu-list {

      .menu-item {
        a:hover {
          &::after {
            bottom: -22px;
          }
        }

        .active::after {
          bottom: -22px;
        }
      }

    }
  }


  .header-drawer {
    padding: $header-shrink-height 0 20px 0;
  }


}


@media screen and (max-width: 760px) {
  .menu-list {
    display: none;
  }

  .menu-bar {
    display: block !important;
  }

}