/* Navigation styling */

.navigation_container {
  display: flex;
  gap: 32px;
  align-items: center;
}

.navigation_container a {
  font-size: 1.2em;
  color: #1d1d1f;
  border-bottom: 2px solid transparent;
  text-decoration: none;
  font-weight: 400;
  letter-spacing: -0.022em;
  line-height: 1.47059;
  position: relative;
  transition: all 0.2s ease;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
}

.navigation_container a:hover {
  color: #06c;
  transform: translateY(-1px);
}

.navigation_container a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: #06c;
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.navigation_container a:hover::after {
  width: 100%;
}

/* Dropdown icons */
.dropdown-icon {
  width: 16px;
  height: 16px;
  transition: transform 0.2s ease;
}

dropdown:hover .dropdown-icon {
  transform: rotate(180deg);
}

/* Back button icon */
.back-button svg {
  width: 20px;
  height: 20px;
  margin-right: 8px;
}

/* Dropdown Menu Styles */

dropdown {
  position: relative;
  display: inline-block;
}

dropdown:hover {
  transition-delay: 0ms;
}

dropdown:not(:hover) {
  transition-delay: 150ms;
}

dropdown > a {
  display: flex;
  align-items: center;
  color: #1d1d1f;
  text-decoration: none;
  font-weight: 400;
  letter-spacing: -0.022em;
  line-height: 1.47059;
  position: relative;
  transition: all 0.2s ease;
  padding: 8px 0;
  cursor: pointer;
}

dropdown > a::before {
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid #1d1d1f;
  margin-left: 8px;
  margin-right: 10px;
  transition: all 0.2s ease;
}

dropdown:hover > a {
  color: #06c;
  transform: translateY(-1px);
}

dropdown:hover > a::before {
  border-top-color: #06c;
  transform: rotate(180deg);
}

dropdown:hover > a::after {
  width: 100%;
}

dropdown > a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: #06c;
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  min-width: 200px;
  padding: 8px 0;
  z-index: 1000;
  margin-top: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

dropdown:hover dropdown-content,
dropdown dropdown-content:hover {
  display: block;
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

dropdown-content a {
  display: block;
  color: #1d1d1f;
  text-decoration: none;
  text-wrap: nowrap;
  padding: 12px 20px;
  letter-spacing: -0.016em;
  line-height: 1.47059;
  transition: all 0.2s ease;
  border-radius: 8px;
  margin: 0 8px;
  padding-left: 20px;
  cursor: pointer;
  position: relative;
}

dropdown-content a:hover {
  background: rgba(0, 102, 204, 0.08);
  color: #06c;
  transform: translateX(4px);
}

dropdown-content a:active {
  background: rgba(0, 102, 204, 0.15);
  transform: translateX(2px);
}

dropdown-content a::after {
  display: none;
}

/* เพิ่มพื้นที่ invisible เพื่อให้ hover ง่ายขึ้น */
dropdown::before {
  content: '';
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: 8px;
  background: transparent;
  z-index: 999;
}


/* Responsive adjustments for navigation */

@media (max-width: 1524px) {

  .navigation_container {
    position: fixed;
    top: -100vh;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    padding-top: 80px;
    padding-left: 0;
    padding-right: 0;
    gap: 0;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .navigation_container.active {
    top: 0;
    opacity: 1;
    visibility: visible;
  }

  .navigation_container a {
    font-size: 24px;
    font-weight: 500;
    padding: 16px 20px;
    color: #1d1d1f;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    text-align: left;
    width: 100%;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  .navigation_container a:hover {
    color: #06c;
    background: rgba(0, 102, 204, 0.05);
    transform: none;
  }

  .navigation_container a::after {
    content: '';
    display: none;
  }

  /* Hamburger menu */
  .hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 30px;
    height: 30px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    position: relative;
  }

  .hamburger span {
    display: block;
    height: 2px;
    width: 100%;
    background: #1d1d1f;
    margin: 3px 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
  }

  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }

  .hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(20px);
  }

  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }

  /* Dropdown adjustments for mobile */
  dropdown {
    width: 100%;
    text-align: left;
  }

  dropdown > a {
    font-size: 24px;
    font-weight: 500;
    padding: 16px 20px;
    justify-content: flex-start;
    width: 100%;
    box-sizing: border-box;
    text-align: left;
    display: flex;
    align-items: center;
    position: relative;
  }

  dropdown > a::before {
    display: none;
  }

  dropdown > a::after {
    content: '>';
    font-size: 20px;
    font-weight: 300;
    color: #86868b;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    transition: all 0.2s ease;
  }

  dropdown:hover > a::after,
  dropdown.active > a::after {
    color: #06c;
    transform: translateY(-50%) translateX(4px);
  }

  /* Hide dropdown content on mobile - will navigate to new page instead */
  dropdown-content {
    display: none !important;
  }

  /* Submenu styles */
  .submenu-header {
    padding: 20px 0 10px 0;
    margin-bottom: 0;
  }

  .back-button {
    font-size: 2em;
    padding: 16px 20px;
    background: none;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    text-align: left;
  }

  .back-button:hover {
    background: rgba(0, 102, 204, 0.05);
  }

  
}