/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.navbar_1st_window {
  width: 100%;
  background: #1b274b; /* dark background */
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  max-width: 1200px;
  margin: auto;
}

.navbar img {
  height: 45px;
}

/* Menu styles */
.navbar .ul {
  list-style: none;
  display: flex;
  gap: 50px;
}

.navbar .ul li a {
  text-decoration: none;
  color: white;
  font-size: 20px;
  transition: color 0.3s;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.navbar .ul li a:hover {
  color: #83858a; /* hover highlight */
}

/* Hamburger */
.menu-toggle {
  display: none;
  font-size: 28px;
  color: white;
  cursor: pointer;
}

/* =========== Responsive Part =========== */
@media (max-width: 768px) {
  .navbar {
    flex-wrap: wrap;
  }

  /* Hide menu by default */
  .navbar .ul {
    display: none;
    flex-direction: column;
    width: 100%;
    background: #222;
    margin-top: 10px;
    text-align: center;
  }

  .navbar .ul li {
    padding: 12px 0;
  }

  /* Show hamburger */
  .menu-toggle {
    display: block;
  }

  /* Show menu when active */
  .navbar .ul.active {
    display: flex;
  }
}