*::before,
*::after {
  box-sizing: border-box;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  background: rgba(0, 0, 0, 0.7);
  padding: 10px 0;
  z-index: 999;
  backdrop-filter: blur(6px);
}

.navbar {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}


.logo img {
    height: 50px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 4vw;
    margin: 0;
    padding: 0;
}

.nav-links li {
    position: relative;
}

.nav-links a {
    text-decoration: none;
    color: #fff;
    font-weight: 600;
    font-size: 16px;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #4da6ff;
}

/* Dropdown */
.dropdown-menu {
    display: none;
    position: absolute;
    background: #fff;
    list-style: none;
    padding: 10px 0;
    margin: 0;
    top: 100%;
    left: 0;
    min-width: 180px;
    border-radius: 6px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
    z-index: 1000;
}

.dropdown-menu li {
    padding: 8px 16px;
}

.dropdown-menu li a {
    color: #000;
    font-size: 14px;
}

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

/* Contact Button */
.btn-hubungi {
    background: #fff;
    color: #000;
    font-weight: 700;
    padding: 8px 18px;
    border-radius: 20px;
    text-decoration: none;
    transition: background 0.3s, color 0.3s;
}

.btn-hubungi:hover {
    background: #4da6ff;
    color: #fff;
}


/* default: sembunyikan hamburger di layar besar */
.hamburger {
  display: none;
}

/* responsive */
@media (max-width: 850px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 70px;
    right: 20px;
    background: rgba(0, 0, 0, 0.9);
    padding: 20px;
    border-radius: 10px;
    width: 220px;
  }

  .nav-links.active {
    display: flex;
  }

  .hamburger {
    display: block;
    cursor: pointer;
    font-size: 28px;
    color: var(--color-white);
    user-select: none;
  }

  .contact-btn {
    display: none; /* biasanya disembunyikan biar tidak numpuk */
  }

  .dropdown-menu {
    display: none;
    position: static;
    background: transparent;
    box-shadow: none;
    padding-left: 16px;
  }

  /* di mobile, hover dinonaktifkan */
  .dropdown:hover .dropdown-menu {
    display: none;
  }

  /* hanya muncul saat ada class .open dari JS */
  .dropdown.open .dropdown-menu {
    display: block;
  }

  .dropdown-menu li a{
    color: var(--color-white);
  }

      .dropdown.open > a::after {
    content: "▾"; /* panah bawah kalau open */
    margin-left: 6px;
  }

  .dropdown > a::after {
    content: "▸"; /* panah kanan default */
    margin-left: 6px;
  }
}