/* Mobile Side Menu Styles - iOPEN Mall Style */
.mobile-side-menu {
  position: fixed;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background-color: #fff;
  z-index: 2000;
  transition: left 0.3s ease;
  display: flex;
  flex-direction: column;
  font-family: 'Noto Sans TC', -apple-system, BlinkMacSystemFont, sans-serif;
}

.mobile-side-menu.open {
  left: 0;
}

/* Header */
.mobile-side-menu .mobile-menu-header {
  display: flex;
  align-items: center;
  padding: 0 15px;
  border-bottom: 1px solid #eee;
  background: #fff;
  height: 50px;
  box-sizing: border-box;
}

.mobile-side-menu .close-menu-btn {
  background: none;
  border: none;
  font-size: 22px;
  padding: 0;
  cursor: pointer;
  color: #333 !important;
  margin-right: 10px;
  display: flex;
  align-items: center;
  width: 30px;
  height: 30px;
  justify-content: center;
}

.mobile-side-menu .menu-title {
  flex: 1;
  text-align: center;
  font-size: 17px;
  color: #333 !important;
  font-weight: 600;
  margin-right: 40px;
}

/* User Greeting Area */
.mobile-side-menu .mobile-menu-user {
  padding: 12px 15px;
  background-color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #f0f0f0;
  font-size: 13px;
}

.mobile-side-menu .mobile-menu-user .greeting {
  color: #ff6600 !important;
  font-weight: 500;
}

.mobile-side-menu .menu-login-btn {
  border: 1px solid #ff6600;
  color: #ff6600 !important;
  background: #fff;
  padding: 5px 14px;
  border-radius: 20px;
  text-decoration: none;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.2s;
}

.mobile-side-menu .menu-login-btn:hover {
  background: #ff6600;
  color: #fff !important;
}

.mobile-side-menu .menu-login-btn i {
  font-size: 14px;
}

/* Main Body Layout */
.mobile-side-menu .mobile-menu-body {
  flex: 1;
  display: flex;
  overflow: hidden;
  background: #f5f5f5;
}

/* ========================================
   Left Sidebar - Category Tabs (黑色背景)
   ======================================== */
.mobile-side-menu .mobile-category-sidebar {
  width: 90px;
  background-color: #1a1a1a !important;
  overflow-y: auto;
  list-style: none;
  padding: 0;
  margin: 0;
  flex-shrink: 0;
  border-right: none;
}

.mobile-side-menu .mobile-category-sidebar::-webkit-scrollbar {
  width: 0;
  display: none;
}

/* 分类标签 - 默认黑色背景白色文字 */
.mobile-side-menu .mobile-category-sidebar .category-tab {
  padding: 16px 8px !important;
  color: #fff !important;
  font-size: 13px !important;
  text-align: center !important;
  cursor: pointer;
  border-left: 3px solid transparent;
  background: #1a1a1a !important;
  transition: all 0.2s;
  position: relative;
  word-break: break-all;
  line-height: 1.4;
  display: block;
  border-bottom: 1px solid #333;
}

.mobile-side-menu .mobile-category-sidebar .category-tab:hover {
  color: #ff6600 !important;
  background: #2a2a2a !important;
}

/* 选中状态 - 白色背景橙色文字 */
.mobile-side-menu .mobile-category-sidebar .category-tab.active {
  background-color: #fff !important;
  color: #333 !important;
  font-weight: 600;
  border-left-color: #ff6600;
  border-bottom: 1px solid #eee;
}

/* ========================================
   Right Content Area
   ======================================== */
.mobile-side-menu .mobile-category-content-area {
  flex: 1;
  background-color: #fff;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.mobile-side-menu .category-content-panel {
  display: none;
  flex-direction: column;
  height: 100%;
}

.mobile-side-menu .category-content-panel.active {
  display: flex;
}

/* Category Header Bar */
.mobile-side-menu .category-content-header {
  background: linear-gradient(135deg, #fff5eb 0%, #ffe8d5 100%);
  padding: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 44px;
  border-bottom: 1px solid #ffe0cc;
  flex-shrink: 0;
}

.mobile-side-menu .current-category-title {
  padding: 12px 15px;
  font-size: 15px;
  font-weight: 600;
  color: #ff6600 !important;
  flex: 1;
}

.mobile-side-menu .view-all-btn {
  background: linear-gradient(135deg, #ff6600, #ff8533);
  border: none;
  color: #fff !important;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  text-decoration: none;
  transition: background 0.2s;
  flex-shrink: 0;
}

.mobile-side-menu .view-all-btn:hover {
  background: linear-gradient(135deg, #e65c00, #ff6600);
  color: #fff !important;
}

/* Subcategory Section Title */
.mobile-side-menu .subcategory-section-title {
  padding: 15px;
  font-size: 15px;
  color: #333 !important;
  font-weight: 500;
  border-bottom: 1px solid #f5f5f5;
  flex-shrink: 0;
}

/* Subcategory Grid */
.mobile-side-menu .subcategory-grid {
  flex: 1;
  overflow-y: auto;
  padding: 15px;
}

.mobile-side-menu .subcategory-list {
  display: grid !important;
  grid-template-columns: repeat(3, 1fr) !important;
  gap: 12px 10px !important;
}

.mobile-side-menu .subcategory-item {
  text-align: center !important;
  font-size: 13px !important;
  color: #333 !important;
  text-decoration: none;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 10px 5px !important;
  background: #f9f9f9 !important;
  border-radius: 6px;
  word-break: break-word;
  line-height: 1.4;
  transition: all 0.2s;
  min-height: 44px;
  border: 1px solid #f0f0f0;
}

.mobile-side-menu .subcategory-item:hover {
  color: #ff6600 !important;
  background: #fff5eb !important;
  border-color: #ffe0cc;
}

.mobile-side-menu .subcategory-item:active {
  transform: scale(0.96);
}

/* 所有产品 - 特殊样式 */
.mobile-side-menu .subcategory-item.subcategory-all {
  grid-column: span 3;
  background: linear-gradient(135deg, #fff5eb 0%, #ffe8d5 100%) !important;
  color: #ff6600 !important;
  font-weight: 500;
  border-color: #ffe0cc;
}

/* ========================================
   Responsive Hide on Desktop
   ======================================== */
@media (min-width: 992px) {
  .mobile-side-menu {
    display: none !important;
  }
}

/* ========================================
   Animation for Menu Open
   ======================================== */
.mobile-side-menu.open .mobile-category-sidebar .category-tab {
  animation: slideInLeft 0.3s ease forwards;
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.mobile-side-menu.open .category-tab:nth-child(1) { animation-delay: 0.05s; }
.mobile-side-menu.open .category-tab:nth-child(2) { animation-delay: 0.08s; }
.mobile-side-menu.open .category-tab:nth-child(3) { animation-delay: 0.11s; }
.mobile-side-menu.open .category-tab:nth-child(4) { animation-delay: 0.14s; }
.mobile-side-menu.open .category-tab:nth-child(5) { animation-delay: 0.17s; }
.mobile-side-menu.open .category-tab:nth-child(6) { animation-delay: 0.20s; }
.mobile-side-menu.open .category-tab:nth-child(7) { animation-delay: 0.23s; }
.mobile-side-menu.open .category-tab:nth-child(8) { animation-delay: 0.26s; }
.mobile-side-menu.open .category-tab:nth-child(9) { animation-delay: 0.29s; }
.mobile-side-menu.open .category-tab:nth-child(10) { animation-delay: 0.32s; }
.mobile-side-menu.open .category-tab:nth-child(11) { animation-delay: 0.35s; }
.mobile-side-menu.open .category-tab:nth-child(12) { animation-delay: 0.38s; }