:root {
  --primary-color: #15616d;
  --secondary-color: #15616d;
  --text-color: #333;
  --background-color: #fff;
  --border-color: #eee;
  --hover-color: #15616d;
  --mobile-menu-bg: #15616d;
}

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

/* Navbar styles */
.navbar {
  background-color: var(--primary-color);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  padding: 0.5rem 1rem;
  position: relative;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  flex-wrap: wrap;
}

/* Logo styles */
.site-name {
  flex: 0 0 auto;
}

.logo {
  height: 150px;
  width: auto;
}

/* Burger menu (mobile only) */
.burger, .close-menu {
  display: none;
  color: var(--background-color);
  font-size: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

.close-menu {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 1002;
}

/* Navigation menu styles - Mobile First */
.nav-menu {
  display: none;
  flex-direction: column;
  width: 100%;
  list-style: none;
  margin: 0;
  padding: 0;
}

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

.nav-menu li {
  position: relative;
  width: 100%;
}

.nav-menu > li > a {
  display: block;
  padding: 1rem;
  text-decoration: none;
  color: var(--background-color);
  font-weight: 500;
  transition: color 0.3s;
  border-bottom: 1px solid var(--border-color);
}

/* Mobile menu with all items visible and indentation */
.nav-menu ul {
  position: static;
  box-shadow: none;
  display: block;
  width: 100%;
  list-style: none;
}

/* First level submenu indentation */
.nav-menu > li > ul {
  padding-left: 1.5rem;
  background-color: #f8f8f8;
}

/* Second level submenu indentation */
.nav-menu > li > ul > li > ul {
  padding-left: 2.5rem;
  background-color: #f0f0f0;
}

.nav-menu ul li a {
  display: block;
  padding: 0.75rem 1rem;
  text-decoration: none;
  color: var(--text-color);
  white-space: nowrap;
  border-bottom: 1px solid var(--border-color);
}

.nav-menu ul li a:hover {
  background-color: #e8e8e8;
}

/* Desktop styles - NO CHANGES from original */
@media (min-width: 769px) {
  .burger, .close-menu {
    display: none;
  }
  
  .nav-menu {
    display: flex;
    flex-direction: row;
    width: auto;
    flex: 1;
    justify-content: center;
    gap: 1.5rem;
  }
  
  .nav-menu li {
    width: auto;
  }
  
  .nav-menu > li > a {
    padding: 1rem 0.5rem;
    border-bottom: none;
  }
  
  .nav-menu > li > a:hover {
    color: var(--background-color);
  }
  
  /* Desktop dropdown menus */
  .nav-menu ul {
    position: absolute;
    background-color: var(--background-color);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    width: max-content;
    display: none;
    list-style: none;
    padding: 0.5rem 0;
    z-index: 1000;
    top: 100%;
    left: 0;
    border-radius: 4px;
  }

  .nav-menu li:hover > ul {
    display: block;
  }
  
  .nav-menu ul ul {
    left: 100%;
    top: 0;
    padding-left: 0;
    background-color: var(--background-color);
  }
  
  .nav-menu ul li a {
    padding: 0.75rem 1rem;
    border-bottom: none;
  }
  
  .nav-menu ul li a:hover {
    background-color: var(--mobile-menu-bg);
    color: var(--hover-color);
  }
  
  /* Position secondary items to the right */
  .nav-menu > li:nth-last-child(2),
  .nav-menu > li:last-child {
    margin-left: auto;
  }
}