.main-section {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 99;
  border: 1px solid rgba(255, 255, 255, 0.5);
  padding: 20px 0;
  background: rgba(255, 255, 255, 0.1);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo {
  display: block;
  width: 127px;
  margin: 0;
  transition: color 0.3s ease;
}

.page-nav {
  display: none;
}

.page-nav-list {
  display: flex;
  align-items: center;
  gap: 20px;
}

.page-nav-link {
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 18px;
  line-height: 156%;
  color: #fff;
  text-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.5);
  transition: color 0.3s ease;
}

.page-nav-link:hover {
  color: #fe9902;
}

.menu-btn {
  svg {
    fill: none;
    stroke: #fff;
    transition: stroke 0.3s ease;
  }
}

.menu-btn:hover {
  svg {
    stroke: #fe9902;
  }
}

@media screen and (min-width: 1440px) {
  .page-nav {
    display: block;
  }

  .menu-btn {
    display: none;
  }
}

/* modal  */

.menu {
  position: fixed;
  top: 124px;
  left: 0;
  width: 100%;
  z-index: 8;
  border: 1px solid rgba(255, 255, 255, 0.5);
  padding: 40px 0;
  background: rgba(13, 16, 19, 0.9);
  transform: translateY(-130%);
  transition: transform 1s ease;
}

.menu-nav-list {
  flex-direction: column;
  align-items: flex-start;
}

/* hero  */

.hero {
  padding: 124px 0;
  background-image: url(../img/hero.jpg);
  background-position: center;
  background-size: cover;
}

.hero-title {
  font-family: var(--font-family);
  font-weight: 700;
  font-size: 52px;
  line-height: 115%;
  text-align: center;
  text-shadow: 0 4px 4px 0 rgba(0, 0, 0, 0.5);
  color: #fff;
  margin-bottom: 16px;

  span {
    display: block;
    color: #fe9902;
  }
}

.hero-text {
  font-family: var(--font-family);
  font-weight: 400;
  font-size: 18px;
  line-height: 156%;
  text-align: center;
  color: #fff;
  text-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.6);
}

@media screen and (min-width: 1440px) {
  .hero {
    padding: 230px 0;
  }

  .hero-wrapper {
    width: 885px;
    margin: 0 auto;
  }

  .hero-title {
    font-size: 80px;
  }

  .hero-text {
    font-size: 20px;
  }
}

/* section-cover  */

.section-cover {
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url(../img/bg.jpg);
  background-position: center;
  background-size: cover;
  position: relative;
}

.border {
  position: absolute;
  bottom: 0;
  left: 0;
  max-width: max-content;
  transform: translateY(50%);
}

.border1 {
  position: absolute;
  top: 0;
  left: 0;
  max-width: max-content;
  transform: translateY(-50%);
}

@media screen and (min-width: 1440px) {
  .border {
    max-width: none;
    width: 100%;
  }

  .border1 {
    max-width: none;
    width: 100%;
  }
}

/* what  */

.what-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;

  li {
    border: 1px solid #f89604;
    border-radius: 20px;
    padding: 12px 20px;
    background: rgba(217, 217, 217, 0.2);
    font-family: var(--font-family);
    font-weight: 400;
    font-size: 16px;
    line-height: 150%;
    color: #fff;
  }
}

@media screen and (min-width: 1440px) {
  .what-cover {
    width: 688px;
  }

  .what-list {
    li {
      border-radius: 20px;
      padding: 16px 32px;
      font-size: 24px;
    }
  }
}

/* underworld  */

.underworld-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

.underworld-text {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

@media screen and (min-width: 1440px) {
  .underworld-container {
    padding-left: 28px;
    flex-direction: row-reverse;
    gap: 36px;
    align-items: center;
  }

  .underworld-img {
    width: auto;
    flex-shrink: 0;
    margin: 0;
  }
}

/* water  */

#water {
  background-image: url(../img/water.jpg);
  background-position: center;
  background-size: cover;
  position: relative;
}

.water-text {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

@media screen and (min-width: 1440px) {
  .water-content {
    width: 688px;
  }
}

/* boundary  */

#boundary {
  background-image: url(../img/boundary.jpg);
  background-position: center;
  background-size: cover;
}

.boundary-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

@media screen and (min-width: 1440px) {
  .boundary-container {
    flex-direction: row-reverse;
    gap: 173px;
    align-items: center;
    justify-content: flex-start;
  }

  .boundary-wrap {
    width: 688px;
  }
}

/* section-cover2  */

.section-cover2 {
  background-image:
    linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url(../img/bg2.jpg);
  background-position: center;
  background-size: cover;
  position: relative;
}

/* who  */

@media screen and (min-width: 1440px) {
  .who-wrapper {
    width: 1039px;
    margin: 0 auto;
  }
}

/* major  */

.major-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

.major-text {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

@media screen and (min-width: 1440px) {
  .major-container {
    flex-direction: row;
    gap: 125px;
    align-items: center;
  }

  .major-img {
    flex-shrink: 0;
  }
}

/* symbolism   */

@media screen and (min-width: 1440px) {
  .symbolism-wrapper {
    width: 1098px;
    margin: 0 auto;
  }
}

/* footer */

.footer {
  padding: 32px 0;
  border-top: 1px solid rgba(226, 222, 213, 0.6);
  background-image: url(../img/footer.png);
  background-position: center;
  background-size: cover;
}

.footer-logo-wrap {
  margin-bottom: 24px;
}

.footer-logo {
  margin-bottom: 12px;
}

.footer-text {
  font-family: var(--second-family);
  font-weight: 300;
  font-size: 12px;
  line-height: 133%;
  color: #fff;
}

.footer-wrapper {
  padding-bottom: 24px;
  margin-bottom: 24px;
  border-bottom: 1px solid #fff;
}

.footer-list {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 12px;
  width: 312px;
  margin: 0 auto;

  .nav-item {
    width: calc((100% - 12px) / 2);
  }
}

.footer-nav-link {
  font-family: var(--second-family);
  font-weight: 400;
  font-size: 12px;
  line-height: 133%;
  color: #fff;
  text-align: start;
  transition: color 0.3s ease;
}

.footer-nav-link:hover {
  color: #fe9902;
}

@media screen and (min-width: 1440px) {
  .footer {
    padding: 52px 0;
  }

  .footer-logo-wrap {
    width: 366px;
    margin: 0;
    flex-shrink: 0;
  }

  .footer-wrapper {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 160px;
  }

  .footer-list {
    gap: 12px 150px;
    width: 100%;
    margin: 0;

    .nav-item {
      width: calc((100% - 300px) / 3);
    }
  }
}

/* ********************* */

.hidden {
  display: none;
}

.menu-transform {
  transform: translateY(0);
}

.click {
  transform: rotate(135deg);
}

.popup-click {
  transform: translateY(130%) translateX(-50%);
}

.overflow {
  overflow: hidden;
}

html,
body {
  overflow-x: hidden;
}