.nav-dropdown-block {
  left: 0;
  position: absolute;
  top: 0;
  width: 100%;
  z-index: 3;
  display: block;
  opacity: 1;
  transition: transform .8s;
  transform: translateY(-100%);
}

.dropdown-mod-hover {
  display: block;
  opacity: 1;
  padding: 0 15px;
  transition: transform .8s;
  transform: translateY(0%);
}

.navbar-nav-overlay {
  background: #2f485d96;
  height: 100vh;
  backdrop-filter: blur(14px);
  display: none;
}

.nav-overlay-active {
  display: block;
}

/* menu visible mode */
.navbar-nav-hoverblock {
  border: 1px solid #eee !important;
}

.navbar-nav-hoverblock .nav-item .nav-link {
  color: #000 !important;
}

.navbar-nav-hoverblock .dropdown-mod .nav-link {
  color: #000 !important;
  font-weight: 700 !important;
}

.nav-services__item {
  border: 0.5px solid #ddd;
  border-radius: 16px;
  padding: 10px 20px;
}

.nav-services_subitems {
  font-size: 21px;
  font-weight: 700;
  color: #333;
}

.nav-services_subitems {
  padding: 5px 10px 0px 0px;
}

.nav-items-dark {
  border: 1px solid #232323;
  padding: 0px 12px;
  color: #232323;
}

.nav-items-dark:hover {
  border: 1px solid #232323;
  padding: 0px 12px;
  background: #232323;
  color: #fff;
}

.nav-dropdown__block {
  background-color: #fff;
  border-radius: 0 0 1.5rem 1.5rem;
  overflow: hidden;
  position: relative;
  width: 100%;
  z-index: 2
}

.nav-dropdown__bottom-side {
  flex-wrap: nowrap
}

.nav-dropdown__bottom-side-link {
  white-space: pre
}

.nav-dropdown__bottom-wrap {
  background: var(--color-gray, #f3f4f9)
}

.nav-dropdown__bottom-side-link {
  font-size: 1.375rem;
  font-style: normal;
  font-weight: 500;
  letter-spacing: -.0275rem;
  line-height: 1.875rem
}

a.nav-dropdown__bottom-side-link.--mail {
  opacity: .5
}

a.nav-dropdown__bottom-side-link.--mail: hover {
  opacity: 1
}

.nav-dropdown__top {
  border-top: 1px solid var(--color__border)
}

.nav-dropdown__bottom-side-btn {
  align-items: center;
  border-radius: .75rem;
  font-size: 1.375rem;
  font-style: normal;
  font-weight: 500;
  gap: 1.5rem;
  height: 3.5rem;
  justify-content: flex-end;
  letter-spacing: -.0275rem;
  line-height: 1.875rem;
  padding: 0 1.5rem
}

.nav-dropdown__bottom-side-btn svg {
  transition: all .24s ease
}

.nav-dropdown__bottom-side-btn:hover svg {
  transform: scale(1.25)
}

.nav-dropdown__bottom-side-btn svg path {
  transition: all .24s ease;
  stroke: var(--color__dark)
}

.nav-dropdown__bottom-side-btn:hover svg path {
  stroke: #fff
}

.nav-dropdown__block-wrap {
  padding-top: 8.25rem
}

.nav-dropdown__bottom-section {
  align-items: flex-start;
  display: flex;
  border-radius: 2rem;
  padding: 1rem 4rem;
}

.nav-services {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-gap: 1rem 1.5rem;
}

/* mobile menu styles */
.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  display: none;
}

.menu-overlay-block {
  flex: 1;
  height: 100%;
  background: #0d1426;
  background: #1e2841;
  clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
  margin-right: -3px;
  border: 1px solid #1a213a;
  border: 1px solid #2b324c;
}

.overlay-menu {
  position: relative;
  opacity: 0;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  display: none;
  color: #fff;
  padding: 80px 20px;
}

/* mobile menu styles end */



.m-nav {
  display: flex; /* Используем flexbox для управления дочерними элементами */
  flex-direction: column; /* Вертикальная ориентация */
  width: 100%;
  
  height: 42vh; /* Меню занимает всю высоту экрана */
  position: relative;
  margin-top: 30px;
  overflow-y: scroll;
    overflow-x: hidden;
}

.m-nav-main, .m-nav-submenu {
    list-style: none;
    padding: 0;
    margin: 0;
    position: absolute;
    top: 0;
    width: 100%;
    transition: transform 0.3s ease;
}
.m-nav-main-item {
    padding: 2px 0px;
}
.m-nav-main-item a {
  font-size: 22px;
  font-weight: 600;
  color: #fff;
  line-height: 38px;
}
.m-nav-top-links {
  margin-bottom: 20px;
}
a.m-nav-all-link {
  padding: 10px 20px;
  border-radius: 50px;
  border: 1px solid #fff;
  background: #fff;
  color: #0f1426;
  height: 42px;
  line-height: 20px;
  font-size: 20px;
}
a.m-nav-back-link {
  padding: 10px 20px;
    border-radius: 50px;
    border: 1px solid #fff;
    color: #fff;
    height: 42px;
    line-height: 20px;
    font-size: 18px;
}
.m-nav-submenu {
    transform: translateX(100%); /* По умолчанию подменю скрыто */
}
.m-nav-submenu.active {
    transform: translateX(100%); /* Подменю слайдит влево */
}
.m-nav-main.slide-out {
    transform: translateX(-100%); /* Главное меню слайдит вправо */
}
.m-nav-submenu1 {
    padding:0;
}
.m-nav-submenu1 li a {
  font-size: 18px;
  line-height: 30px;
}
.mobile-langs {
    gap: 36px;
    width: 100%;
    border-top: 1px solid #2b324c;
    padding-top: 20px;
    margin-top: 20px;
}
.mobile-langs span {
    background: #fff;
    color: #0f1426;
    padding: 0px 20px;
    border-radius: 20px;
}
.mobile-langs a { 
    color: #ffffff;
    padding: 0px 20px;
    border-radius: 20px;
    border: 1px solid #fff;
}

.mobile-menu-socials {
  justify-content: space-between;
  border-top: 1px solid #2b324c;
    padding-top: 20px;
    margin-top: 20px;
    margin-bottom: 0px;
}
.mobile-menu-socials .button-slider-transparent {
        height: 42px;
        width: 42px;
        background: #5758d6;
        border: none;
    }
.mobile-menu-socials .footer-social-item-email {
      width: 100%;
  }

.mobile-menu-socials   .footer-social-item svg {
  transform: scale(0.8);
}
.mobile-menu-socials     .footer-big-phone {
        line-height: 56px;
        font-size: clamp(16px, 10vw, 50px);
    }

@media (min-width: 1025px) {
  .burger-button {
    display: none;
  }
}
@media (max-width: 1024px) {
  .navbar-expand-lg .navbar-collapse, .header-big-phone-wrapper {
    display: none!important;
  }


  .overlay-menu {
    display: none;
  }

  .burger-button {
    display: flex;
    justify-content: center;
    align-items: center;
    background: #fff;
    border-radius: 0.25em;
    outline: none;
    height: 40px;
    width: 120px;
    border: none;
    transition: all 250ms ease-out;
    cursor: pointer;
    border-radius: 80px;
    margin-top: 14px;
  }
  .burger-button span {
    transform: translateX(-20px);
    font-size: 18px;
    font-weight: 700;
    color:#000;
  }
  .burger-button:before,
  .burger-button:after {
    content: "";
    width: 28px;
    height: 1.5px;
    width: 24px;
      height: 2px;
    position: absolute;
    background: #fff;
    background: #393631;
    transition: all 250ms ease-out;
    /* transition-delay: 0.3s; */
    will-change: transform;
  }

  .burger-button:before {
    transform: translateY(-3px);
    transform: translateX(30px) translateY(-3px);
  }

  .burger-button:after {
    transform: translateY(3px);
    transform: translateX(30px) translateY(3px);
  }

  .active.burger-button:before {
    transform: translateY(0) rotate(45deg);
    transform: translateX(30px) translateY(0) rotate(45deg);
  }

  .active.burger-button:after {
    transform: translateY(0) rotate(-45deg);
    transform: translateX(30px) translateY(0) rotate(-45deg);
  }

  .burger-button:hover {
    background: #fff;
  }

  .burger-button:hover:before,
  .burger-button:hover:after {
    background: #000;
  }
}



@media (max-width: 1420px) {
/* header fixes for less than 1420px*/
.navbar-expand-lg > .container-fluid {
    padding-right: 0;
    padding-left: 0;
  }
  .navbar-left {
    padding: 0px;
  }
  header .navbar-nav {
    padding: 0px 4px 0px 10px;
  }
  header .navbar-brand {
    padding: 10px;
  }
  .navbar .navbar-nav .nav-link {
    padding-left: 9px;
    padding-right: 9px;
  }
  .navbar .navbar-nav .nav-link {
    font-size: clamp(13px, 1rem, 15px);
  }
  .header-big-phone-wrapper {
    padding: 0!important;
  }
  .header-big-phone {
    padding: clamp(0px, 1vw, 10px) clamp(10px, 3vw, 12px);
  }
  .header-big-phone a {
    font-size: clamp(14px, 17px, 2rem);
  }
  .header-big-email {
      padding: 0 20px;
  }
}