.site-header {
  display: grid;
  justify-content: center;
  padding: 0 20px;
  text-align: center;
}

.site-header .site-header-wrapper {
  position: relative;
  overflow: hidden;
  background: var(--main-color);
  padding: 10px 25px 20px 25px;
  border-radius: 0 0 5px 5px;
  text-decoration: none;
  transition: background .2s ease;
}

.site-header .site-header-wrapper:before {
  position: absolute;
  top: 0;
  left: -150%;
  content: "";
  width: 50%;
  height: 100%;
  background: linear-gradient(to right, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, .3) 100%);
  transform: skew(-45deg, 0);
}

.site-header .site-header-wrapper:hover {
  background: var(--main-color-hover);
}

.site-header .site-header-wrapper:hover:before {
  animation: headerShine .35s;
}

.site-header .site-header-wrapper .site-logo {
  display: block;
  margin: 0 0 10px;
}

.site-header .site-header-wrapper .site-logo img {
  display: block;
}

.site-header .site-header-wrapper .site-subtitle {
  display: block;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 11px;
  line-height: 14px;
  color: var(--grey-fc);
}

.site-header .site-header-wrapper .site-title {
  display: block;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 26px;
  line-height: 28px;
  color: var(--grey-fc);
}

.site-navigation {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-flow: row wrap;
  gap: 10px 40px;
  max-width: 800px;
  margin: 30px auto 0;
  padding: 0 20px;
  text-align: center;
}

.site-navigation a,
.site-navigation span {
  position: relative;
  text-decoration: none;
  color: var(--grey-555);
  padding: 0 0 2px;
  transition: color .2s ease;
  cursor: pointer;
}

.site-navigation a:before,
.site-navigation span:before {
  position: absolute;
  opacity: 0;
  left: 0;
  bottom: 0;
  width: 0%;
  border-bottom: 2px solid var(--grey-222);
  transition: width .18s ease, opacity .18s ease;
  content: "";
}

.site-navigation a:hover,
.site-navigation span:hover,
.site-navigation a.active,
.site-navigation span.active {
  color: var(--grey-222);
}

.site-navigation a:hover:before,
.site-navigation span:hover:before,
.site-navigation a.active:before,
.site-navigation span.active:before {
  width: 100%;
  opacity: 1;
}

@media screen and (max-width: 800px) {
  .site-header {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    z-index: 9;
    background: var(--body-bg);
    box-shadow: 0 2px 5px rgba(0, 0, 0, .1);
  }

  .site-header .site-header-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-flow: row wrap;
    gap: 0 15px;
    border-radius: 0;
    padding: 20px;
    background: transparent;
  }

  .site-header .site-header-wrapper:hover {
    background: transparent;
  }

  .site-header .site-header-wrapper .site-logo,
  .site-header .site-header-wrapper .site-subtitle {
    display: none;
  }

  .site-header .site-header-wrapper .site-title {
    font-size: 32px;
    line-height: 36px;
    color: var(--main-color);
  }

  .site-navigation {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    justify-content: flex-start;
    flex-flow: column nowrap;
    gap: 20px 0;
    transform: translate(0, -100%);
    transition: transform .25s ease-in-out;
    padding: 100px 20px 0;
    background: rgba(255, 255, 255, .9);
    z-index: 10;
  }

  .site-navigation a,
  .site-navigation span {
    color: var(--grey-222);
    font-size: 30px;
    line-height: 40px;
  }
}

.wrapper {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 20px 35px;
  border-bottom: 1px solid var(--grey-eee);
}

.wrapper.long {
  max-width: 800px;
}

.site-footer {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 20px;
  font-size: 14px;
  line-height: 22px;
  color: var(--grey-ccc);
  text-align: center;
}