nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 4rem;
  position: fixed;
  width: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  z-index: 1000;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 56px;
  width: auto;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  align-items: center;
}

.nav-links a {
  color: #999;
  text-decoration: none;
  font-size: 1rem;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: white;
}

.dropdown {
  position: relative;
}

.dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 5px;
}

.dropdown-toggle .bi-chevron-down {
  font-size: 12px;
  transition: transform 0.3s ease;
}

.dropdown:hover .dropdown-toggle .bi-chevron-down {
  transform: rotate(180deg);
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  min-width: 200px;
  padding: 8px 0;
  border-radius: 4px;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.2);
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  list-style: none;
}

.dropdown:hover .dropdown-menu {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.dropdown-menu li {
  padding: 0;
}

.dropdown-menu a {
  color: #888;
  text-decoration: none;
  padding: 8px 16px;
  display: block;
  transition: color 0.3s ease;
}

.dropdown-menu a:hover {
  color: #fff;
  background-color: rgba(255, 255, 255, 0.1);
}

.dropdown:hover .dropdown-menu {
  display: block;
}

.navbar-contact {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-icon {
  text-decoration: none;
  color: #999;
  font-size: 1.5rem;
  transition: color 0.3s, transform 0.3s;
}

.contact-icon:hover {
  color: #d245a0;
  transform: scale(1.2);
}

/* Sembunyikan tombol hamburger secara default */
.hamburger {
  display: none;
}

/* Footer */
.footer {
  margin-top: auto;
  background-color: #000;
  color: #888;
  padding: 2rem 0;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-left {
  flex: 1;
  min-width: 250px;
}

.managed-by {
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.foundation-logo {
  max-width: 200px;
  height: auto;
  margin-bottom: 1rem;
}

.social-icons {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.social-icon {
  color: #888;
  transition: color 0.3s ease;
}

.social-icon:hover {
  color: #fff;
}

.copyright {
  font-size: 0.875rem;
}

.footer-links {
  display: flex;
  gap: 4rem;
}

.footer-column h3 {
  color: #fff;
  font-weight: 500;
  margin-bottom: 1rem;
}

.footer-column ul {
  list-style: none;
  padding: 0;
}

.footer-column ul li {
  margin-bottom: 0.5rem;
}

.footer-column ul li a {
  color: #888;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-column ul li a:hover {
  color: #fff;
}

@media (max-width: 768px) {
  nav {
    padding: 1rem 2rem;
    justify-content: space-between;
  }

  .logo img {
    height: 40px;
  }

  /* Menyembunyikan nav-links default */
  .nav-links {
    display: none;
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    text-align: center;
  }

  .navbar-contact {
    display: flex;
  }

  .navbar-contact {
    position: relative;
    gap: 1rem;
    margin-right: 50px;
  }

  .contact-icon {
    font-size: 1.25rem;
  }

  /* tombol hamburger menu */
  .hamburger {
    display: block; /* Tampilkan tombol hamburger */
    cursor: pointer;
    width: 24px;
    height: 24px;
    position: relative;
    background: none;
    border: none;
    padding: 0;
    margin-right: 10px;
  }

  .hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: white;
    position: absolute;
    left: 0;
    transition: all 0.3s ease;
  }

  .hamburger span:nth-child(1) {
    top: 0;
  }

  .hamburger span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
  }

  .hamburger span:nth-child(3) {
    bottom: 0;
  }

  /* Style untuk hamburger saat aktif */
  .hamburger.is-active span:nth-child(1) {
    transform: rotate(45deg);
    top: 50%;
  }

  .hamburger.is-active span:nth-child(2) {
    opacity: 0;
  }

  .hamburger.is-active span:nth-child(3) {
    transform: rotate(-45deg);
    bottom: 50%;
  }

  /* Style untuk menu terbuka */
  .nav-active .nav-links {
    display: flex;
  }

  .nav-active .hamburger span:nth-child(1) {
    transform: rotate(45deg);
    top: 50%;
  }

  .nav-active .hamburger span:nth-child(2) {
    opacity: 0;
  }

  .nav-active .hamburger span:nth-child(3) {
    transform: rotate(-45deg);
    bottom: 50%;
  }

  .nav-links {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.3s ease-in-out;
  }

  .nav-links.nav-active {
    max-height: 300px;
  }

  /* .nav-links li {
    opacity: 0;
    animation: fadeIn 0.5s ease forwards;
    animation-delay: calc(0.1s * var(--i));
  } */

  .navbar-contact {
    gap: 0.5rem;
    margin-right: -90px;
    display: flex;
  }

  /* Dropdown */
  .dropdown-toggle {
    justify-content: center;
  }

  .dropdown-menu {
    position: static;
    background-color: rgba(255, 255, 255, 0.05);
    width: 100%;
    transform: none;
  }

  .dropdown:hover .dropdown-menu {
    transform: none;
  }

  /* Footer */
  .footer-container {
    flex-direction: column;
  }

  .footer-links {
    gap: 2rem;
  }

  .footer-right {
    margin-top: 1rem;
  }

  @keyframes fadeIn {
    0% {
      opacity: 0;
      transform: translateY(-10px);
    }
    100% {
      opacity: 1;
      transform: translateY(0);
    }
  }
}

@media (max-width: 480px) {
  nav {
    padding: 1rem;
  }

  .logo img {
    height: 35px;
  }

  .navbar-contact {
    gap: 0.75rem;
    margin-right: -100px;
  }

  .contact-icon {
    font-size: 1.1rem;
  }
}

.nav-links {
  transition: max-height 0.3s ease-in-out, opacity 0.3s ease-in-out;
}

/* Tablet */
@media (min-width: 768px) and (max-width: 1024px) {
  nav {
    padding: 1rem 2rem;
  }

  .logo img {
    height: 45px;
  }

  .nav-links {
    gap: 1rem;
  }

  .nav-links a {
    font-size: 0.9rem;
  }

  .dropdown-toggle {
    padding: 0.5rem 0;
  }

  .dropdown-menu {
    display: none;
  }

  .touch-active .dropdown-menu {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    opacity: 1;
    transform: none;
  }

  @media (hover: none) {
    .dropdown:hover .dropdown-menu {
      display: none;
    }

    .dropdown.touch-active .dropdown-menu {
      display: block;
      opacity: 1;
      transform: translateY(0);
    }
  }

  .dropdown-menu {
    min-width: 180px;
  }

  .navbar-contact {
    gap: 0.8rem;
  }

  .contact-icon {
    font-size: 1.3rem;
  }
}

@media (min-width: 768px) and (max-width: 1024px) and (orientation: landscape) {
  .nav-links {
    gap: 1.5rem;
  }
}