/* 移除左側邊欄的邊框和陰影 */
.col-xs-12.col-sm-4.col-md-3 {
  border: 0 !important;
  box-shadow: none !important;
}

.col-xs-12.col-sm-4.col-md-3 * {
  border-color: transparent;
  box-shadow: none !important;
}

/* 確保側邊欄塊沒有陰影 */
.sidebar-block,
.sidebar-container,
.sidebar-content,
.sidebar-block:hover {
  box-shadow: none !important;
}

/* 使用更強力的選擇器確保樣式生效 - 終極方案 */
html body header nav.main-navigation .container .row .nav-menu-container .nav-menu-wrapper ul.nav-menu li.nav-item.mega-dropdown > a,
html body header nav.main-navigation .container .row .nav-menu-container .nav-menu-wrapper ul.nav-menu li.nav-item > a,
html body header nav.main-navigation .container .row .nav-menu-container .nav-menu-wrapper ul.nav-menu *,
header .main-navigation .nav-menu *,
.main-navigation .nav-menu *,
.nav-menu *,
header .nav-link,
nav .nav-link {
  color: #777777 !important;
  font-weight: 400 !important;
  text-decoration: none !important;
}

/* 導航菜單懸停狀態 - 更強選擇器 */
html body header nav.main-navigation .container .row .nav-menu-container .nav-menu-wrapper ul.nav-menu li.nav-item.mega-dropdown:hover > a,
html body header nav.main-navigation .container .row .nav-menu-container .nav-menu-wrapper ul.nav-menu li.nav-item:hover > a,
.nav-menu a:hover,
.nav-menu .nav-link:hover,
.nav-item.active .nav-link,
.nav-menu .category-title a:hover,
.nav-menu .category-links li a:hover,
header .nav-link:hover,
nav .nav-link:hover {
  color: #555555 !important;
  font-weight: 400 !important;
}

/* 覆蓋常見的導航樣式類 */
.nav, .navbar-nav, .nav-menu, .menu, .main-menu, .top-menu, .header-menu,
.nav li, .navbar-nav li, .nav-menu li, .menu li, .main-menu li, .top-menu li, .header-menu li,
.nav a, .navbar-nav a, .nav-menu a, .menu a, .main-menu a, .top-menu a, .header-menu a {
  color: #777777 !important;
  font-weight: 400 !important;
}

/* 特定針對mega下拉菜單的樣式 */
.mega-menu,
.mega-menu *,
.category-title,
.category-title a,
.category-links li a {
  color: #777777 !important;
  font-weight: 400 !important;
}

.mega-menu a:hover,
.category-title a:hover,
.category-links li a:hover {
  color: #555555 !important;
  font-weight: 400 !important;
}

/* 使用!important和更高特異性選擇器 */
body nav.main-navigation .nav-link:after {
  background-color: #555555 !important;
}

/* 其他產品列表樣式 */
// ... existing code ...