/* ================================================================
   7 SHOP - Ceramic Edition CSS
   陶瓷质感设计系统
   ================================================================ */

/* === Design Language Variables === */
.ceramic-shop-screen {
  --ceramic-bg: #F4F4F6;
  --ceramic-text-primary: #1D1D1F;
  --ceramic-text-secondary: #86868B;
  --ceramic-accent: #007AFF;
  --ceramic-accent-red: #FF3B30;
  
  /* 陶瓷质感阴影 */
  --ceramic-shadow-card: 
    0 1px 2px rgba(0,0,0,0.04), 
    0 4px 12px rgba(0,0,0,0.02),
    0 0 0 1px rgba(0,0,0,0.02);
  
  /* 悬浮阴影 */
  --ceramic-shadow-float: 
    0 20px 40px -8px rgba(0,0,0,0.12),
    0 0 0 1px rgba(255,255,255,0.6) inset;

  --ceramic-ease-spring: cubic-bezier(0.19, 1, 0.22, 1);
}

/* === Base Screen Styles === */
/* === Base Screen Styles === */
#shop-screen.ceramic-shop-screen {
  background-color: var(--ceramic-bg);
  /* 噪点纹理背景 */
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.04'/%3E%3C/svg%3E");
  display: flex;
  flex-direction: column;
  position: absolute; /* 关键修复：改为 absolute 以便正确覆盖 */
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  
  /* 默认隐藏状态 */
  opacity: 0;
  pointer-events: none;
  z-index: 1;
  transform: scale(0.95);
  transition: opacity 0.4s cubic-bezier(0.19, 1, 0.22, 1),
              transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

/* 激活状态 */
.phone-frame.show-shop #shop-screen.ceramic-shop-screen {
  opacity: 1;
  pointer-events: auto;
  z-index: 10;
  transform: scale(1);
}

/* === View Management === */
.shop-view {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transform: scale(0.95);
  transition: all 0.5s var(--ceramic-ease-spring);
  z-index: 0;
  overflow: hidden; /* Fix for iOS PWA scrolling isolation */
}

.shop-view.active {
  opacity: 1;
  pointer-events: auto;
  transform: scale(1);
  z-index: 10;
}

/* === Shared Header === */
.ceramic-header {
  padding: 16px 24px;
  padding-top: calc(16px + env(safe-area-inset-top, 0px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 20;
  background: transparent;
  flex-shrink: 0;
  padding-top: 60px;
}

.ceramic-header-title {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--ceramic-text-primary);
}

.ceramic-header-title span {
  color: var(--ceramic-accent);
}

.ceramic-icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: #fff;
  box-shadow: var(--ceramic-shadow-card);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ceramic-text-primary);
  cursor: pointer;
  transition: all 0.2s;
}

.ceramic-icon-btn:active {
  transform: scale(0.9);
}

.ceramic-icon-btn.avatar-btn {
  padding: 0;
  overflow: hidden;
}

.ceramic-icon-btn.avatar-btn img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* === Category Tabs === */
.ceramic-category-scroll {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding: 4px 24px 16px;
  scroll-behavior: smooth;
  z-index: 20;
  flex-shrink: 0;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: auto;
}

.ceramic-category-scroll::-webkit-scrollbar {
  display: none;
}

.ceramic-category-tab {
  padding: 10px 20px;
  border-radius: 99px;
  border: none;
  background: #fff;
  color: var(--ceramic-text-secondary);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
  transition: all 0.3s var(--ceramic-ease-spring);
  cursor: pointer;
  flex-shrink: 0;
}

.ceramic-category-tab.active {
  background: var(--ceramic-text-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  transform: scale(1.05);
}

/* === Content Scroll Area === */
.ceramic-content-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 0 24px 120px;
  -webkit-overflow-scrolling: touch !important;
  overscroll-behavior-y: contain !important; /* Prevent scroll chaining */
  overscroll-behavior: contain !important;
}

.ceramic-content-scroll::-webkit-scrollbar {
  display: none;
}

/* === Product Grid === */
.ceramic-product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* === Product Card === */
.ceramic-product-card {
  background: #fff;
  border-radius: 24px;
  padding: 12px;
  box-shadow: var(--ceramic-shadow-card);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.2s;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.ceramic-product-card:active {
  transform: scale(0.97);
}

.ceramic-product-img-box {
  width: 100%;
  aspect-ratio: 1;
  background: #F5F5F7;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.ceramic-product-img-box svg {
  width: 40px;
  height: 40px;
  opacity: 0.3;
  stroke: var(--ceramic-text-secondary);
}

.ceramic-product-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ceramic-product-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--ceramic-text-primary);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ceramic-product-brand {
  font-size: 10px;
  font-weight: 600;
  color: var(--ceramic-accent);
  background: rgba(0, 122, 255, 0.1);
  padding: 2px 8px;
  border-radius: 6px;
  display: inline-block;
  margin-bottom: 4px;
}

.ceramic-product-price {
  font-size: 16px;
  font-weight: 700;
  color: var(--ceramic-text-primary);
  font-family: "SF Mono", ui-monospace, monospace;
  letter-spacing: -0.05em;
}

.ceramic-add-btn {
  position: absolute;
  bottom: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--ceramic-text-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  transition: all 0.2s;
  border: none;
  cursor: pointer;
}

.ceramic-add-btn:active {
  transform: scale(0.9);
  background: var(--ceramic-accent);
}

.ceramic-add-btn svg {
  width: 16px;
  height: 16px;
}

/* === Dashboard Grid (My Zone) === */
.ceramic-dashboard-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-top: 10px;
}

/* User Card */
.ceramic-user-card {
  background: #fff;
  border-radius: 28px;
  padding: 24px;
  box-shadow: var(--ceramic-shadow-card);
  display: flex;
  align-items: center;
  gap: 20px;
}

.ceramic-user-avatar {
  width: 64px;
  height: 64px;
  border-radius: 20px;
  background: #eee;
  object-fit: cover;
}

.ceramic-user-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--ceramic-text-primary);
}

.ceramic-user-role {
  font-size: 14px;
  color: var(--ceramic-text-secondary);
}

/* Stat Cards Row */
.ceramic-stat-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.ceramic-stat-card {
  background: #fff;
  border-radius: 28px;
  padding: 20px;
  height: 160px;
  box-shadow: var(--ceramic-shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.2s;
}

.ceramic-stat-card:active {
  transform: scale(0.96);
}

.ceramic-stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: #F5F5F7;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ceramic-text-primary);
}

.ceramic-stat-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--ceramic-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ceramic-stat-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--ceramic-text-primary);
}

.ceramic-stat-arrow {
  position: absolute;
  top: 20px;
  right: 20px;
  opacity: 0.3;
}

.ceramic-stat-bg-icon {
  position: absolute;
  bottom: -10px;
  right: -10px;
  opacity: 0.1;
}

/* Blue Stat Card */
.ceramic-stat-card.blue {
  background: #EAF4FF;
}

.ceramic-stat-card.blue .ceramic-stat-icon {
  background: #D6E8FF;
  color: var(--ceramic-accent);
}

/* Black Stat Card */
.ceramic-stat-card.black {
  background: #1D1D1F;
  color: #fff;
}

.ceramic-stat-card.black .ceramic-stat-icon {
  background: #333;
  color: #fff;
}

.ceramic-stat-card.black .ceramic-stat-label {
  color: rgba(255,255,255,0.6);
}

.ceramic-stat-card.black .ceramic-stat-value {
  color: #fff;
}

/* === Bottom Navigation Dock === */
.ceramic-nav-dock-container {
  position: absolute;
  bottom: 32px;
  width: 100%;
  display: flex;
  justify-content: center;
  pointer-events: none;
  z-index: 100;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.ceramic-nav-capsule {
  pointer-events: auto;
  background: rgba(29, 29, 31, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 6px;
  border-radius: 99px;
  display: flex;
  gap: 0;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.ceramic-nav-btn {
  width: 100px;
  height: 44px;
  border-radius: 99px;
  border: none;
  background: transparent;
  color: rgba(255,255,255,0.5);
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
}

.ceramic-nav-btn.active {
  color: #fff;
  background: rgba(255,255,255,0.15);
}

.ceramic-nav-btn svg {
  width: 18px;
  height: 18px;
}

.ceramic-nav-divider {
  width: 1px;
  height: 24px;
  background: rgba(255,255,255,0.1);
  margin: 10px 0;
  align-self: center;
}

/* === Dark Mode Support === */
.phone-frame.dark-mode .ceramic-shop-screen {
  --ceramic-bg: #1C1C1E;
  --ceramic-text-primary: #F5F5F7;
  --ceramic-text-secondary: #8E8E93;
}

.phone-frame.dark-mode #shop-screen.ceramic-shop-screen {
  background-color: var(--ceramic-bg);
}

.phone-frame.dark-mode .ceramic-icon-btn {
  background: #2C2C2E;
  color: #fff;
}

.phone-frame.dark-mode .ceramic-category-tab {
  background: #2C2C2E;
  color: var(--ceramic-text-secondary);
}

.phone-frame.dark-mode .ceramic-category-tab.active {
  background: #fff;
  color: #000;
}

.phone-frame.dark-mode .ceramic-product-card {
  background: #2C2C2E;
}

.phone-frame.dark-mode .ceramic-product-img-box {
  background: #3A3A3C;
}

.phone-frame.dark-mode .ceramic-product-name {
  color: #fff;
}

.phone-frame.dark-mode .ceramic-product-price {
  color: #fff;
}

.phone-frame.dark-mode .ceramic-add-btn {
  background: #fff;
  color: #000;
}

.phone-frame.dark-mode .ceramic-user-card {
  background: #2C2C2E;
}

.phone-frame.dark-mode .ceramic-stat-card {
  background: #2C2C2E;
}

.phone-frame.dark-mode .ceramic-stat-card.blue {
  background: rgba(0, 122, 255, 0.2);
}

.phone-frame.dark-mode .ceramic-stat-card.blue .ceramic-stat-icon {
  background: rgba(0, 122, 255, 0.3);
}

/* === Sub-screen Visibility control (Vertical Overlay) === */
.phone-frame.show-cart #cart-screen,
.phone-frame.show-orders #orders-screen {
  transform: translateY(0) !important;
}

#cart-screen, #orders-screen {
  transform: translateY(100%); /* 默认向下隐藏 */
  background: var(--ceramic-bg); /* 确保背景不透明 */
  z-index: 50;
  transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1);
}

/* === Checkout Bar (Floating) === */
.ceramic-checkout-bar {
  position: absolute;
  bottom: 0px;
  left: 0px;
  right: 0px;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 16px 24px calc(16px + env(safe-area-inset-bottom));
  border-top-left-radius: 24px;
  border-top-right-radius: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 -10px 40px rgba(0,0,0,0.1);
  border-top: 1px solid rgba(255,255,255,0.5);
  z-index: 100;
}

.ceramic-checkout-info {
  display: flex;
  flex-direction: column;
}

.ceramic-checkout-label {
  font-size: 12px;
  color: var(--ceramic-text-secondary);
  font-weight: 600;
  text-transform: uppercase;
}

.ceramic-checkout-total {
  font-size: 24px;
  font-weight: 800;
  font-family: 'SF Mono', monospace;
  color: var(--ceramic-text-primary);
}

.ceramic-checkout-btn {
  background: var(--ceramic-text-primary);
  color: #fff;
  border: none;
  padding: 12px 24px;
  border-radius: 16px;
  font-weight: 600;
  font-size: 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  cursor: pointer;
  transition: transform 0.2s;
}

.ceramic-checkout-btn:active {
  transform: scale(0.95);
}

/* === Cart Item Enhancements === */
.ceramic-cart-item {
  background: #fff;
  padding: 16px;
  border-radius: 20px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.ceramic-cart-thumb {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: #F5F5F7;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ccc;
}

.ceramic-qty-control {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #F5F5F7;
  padding: 4px 12px;
  border-radius: 12px;
}

.ceramic-qty-btn {
  border: none;
  background: transparent;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--ceramic-text-primary);
}

.ceramic-qty-val {
  font-weight: 600;
  font-size: 14px;
}

/* === Order Item Enhancements === */
.ceramic-order-item {
  background: #fff;
  padding: 16px;
  border-radius: 20px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.ceramic-order-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Hide scrollbar utility */
.hide-scrollbar::-webkit-scrollbar { 
  display: none; 
}
.hide-scrollbar { 
  -ms-overflow-style: none; 
  scrollbar-width: none; 
}