header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: transform .5s ease, opacity .4s ease;
}
header.fixed-again {
  background: var(--white);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}
header .header_top_box .left_side .logo {
  max-height: 60px;
  width: 150px;
  transition: all 0.5s ease-in-out;
}
header .header_top_box{
  padding-block: 15px;
   transition: all 0.5s ease-in-out;
}
header.fixed-again .header_top_box{
  padding-block: 10px;
}
header .header_top_box .left_side .logo img{
  filter: brightness(0) invert(1);
}
header.fixed-again .header_top_box .left_side .logo img{
  filter: none;
}
header.fixed-again .header_top_box .left_side .logo{
  width: 100px;
}

.navbar {
  padding: 0;
}
.navbar .navbar-nav > li {
  position: relative;
}

.navbar > a {
  position: relative;
  display: inline-block;
  perspective: 500px;
}

.navbar a span {
  display: inline-block;
  transition: transform 0.4s ease, opacity 0.4s ease;
  transform-origin: top;
}

.navbar a:hover span {
  transform: rotateX(-90deg);
  opacity: 0;
}

/* The text that appears during flip */
.navbar a::before {
  content: attr(data-text);
  position: absolute;
  left: 0px;
  top: 0;
  transform-origin: bottom;
  transform: rotateX(90deg);
  opacity: 0;
  transition: transform 0.4s ease, opacity 0.4s ease;
  color: var(--white);
}

header.fixed-again .navbar a::before{
  color: var(--main);
}

.navbar a:hover::before {
  transform: rotateX(0deg);
  opacity: 1;
}
.navbar .navbar-nav > li > .nav-link {
  color: var(--white);
  padding-block: 0;
  font-size: var(--font16);
  line-height: 26px;
  padding: 0;
}

header.fixed-again .navbar .navbar-nav > li > .nav-link {
  color: var(--black);
}

@media (min-width: 1200px) {
  .navbar-expand-lg .navbar-nav {
    gap: 30px;
  }
}
@media (max-width: 1199px) {
  .navbar-expand-lg .navbar-nav {
    gap: 20px;
  }
}
@media (max-width: 992px) {
  .header_top_box {
    padding-block: 10px;
  }
  .hamburger {
    width: 25px;
    height: 15px;
    position: relative;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 0;
  }
  .hamburger span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--white);
    border-radius: 3px;
    transition: all 0.3s ease;
  }
  header.fixed-again .hamburger span{
   background: var(--black); 
  }
  /* Line positions */
  .hamburger span:nth-child(1) {
    top: 0;
  }
  .hamburger span:nth-child(2) {
    top: 8px;
  }
  .hamburger span:nth-child(3) {
    top: 15px;
  }
  /* Active state → X */
  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg);
    top: 10px;
  }
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg);
    top: 10px;
  }
  /* Prevent background scroll */
  body.menu-open {
    overflow: hidden;
  }
  .sidemenu {
    position: fixed;
    top:60px;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.4);
    transform: translateX(-100%);
    opacity: 0;
    transition: transform 0.4s ease, opacity 0.4s ease;
    z-index: 1050;
  }
  /* Menu visible */
  .sidemenu.open {
    transform: translateX(0);
    opacity: 1;
  }
  /* Actual menu panel */
.sidemenu .menu-nav {
    width: 80%;
    max-width: 320px;
    height: 100%;
    background: white;
    align-items: flex-start;
    box-shadow: 14px 13px 14px #00000045;
}
  .menu-flex {
    padding-left: 0;
    max-height: calc(100vh - 70px);
    overflow-y: auto;
    height: 100%;
    padding-bottom: 70px;
  }
  .menu-item .menu-link {
    border-bottom: 1px solid var(--border);
    padding: 10px 20px;
    display: block;
    color: #3c3c3c;
    font-size: 18px;
  }
  .dropdown-menu {
    position: relative;
    display: none;
    background: rgba(33, 37, 41, 0.03);
    box-shadow: none;
    border: none;
  }
  .dropdown-toggle.active:after {
    transition: transform 0.5s ease-in-out;
  }
  .dropdown-toggle.active:after {
    transform: rotate(180deg);
    transition: transform 0.5s ease-in-out;
  }
  header .header_top_box .left_side .logo {
    max-width: 120px;
  }
  header .header_top_box .left_side {
    width: 100%;
    justify-content: space-between;
  }
  .dropdown-toggle.active{
    color: var(--main);
  }
  .dropdown-toggle.active:after{
  transform: rotate(180deg);
  filter: grayscale(0);
}

.mobile-header{
  background: var(--white);
}
  .mobile-header .header_top_box .left_side .logo img{
    filter: none;
  }
  .mobile-header .hamburger span{
      background: var(--black);
    }

    .sidemenu.header-scroll{
      top: 47px;
    }
}