/* 東吳學餐 MealFlow v8.0 - 現代化美型學餐智慧點餐 & 平板 POS 系統樣式表 */
:root {
  --brand: #FF5A1F;
  --brand-light: #FFF3EE;
  --brand-dark: #E04812;
  --green: #10B981;
  --green-bg: #ECFDF5;
  --amber: #F59E0B;
  --amber-bg: #FFFBEB;
  --red: #EF4444;
  --red-bg: #FEF2F2;
  --indigo: #4F46E5;
  --indigo-bg: #EEF2FF;

  --bg-page: #F4F6F9;
  --bg-card: #FFFFFF;
  --text-primary: #111827;
  --text-secondary: #4B5563;
  --text-muted: #9CA3AF;
  --border: #E5E7EB;

  --radius-xl: 20px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --shadow-sm: 0 2px 10px rgba(17, 24, 39, 0.04);
  --shadow-md: 0 8px 24px rgba(17, 24, 39, 0.07);
  --shadow-float: 0 18px 40px rgba(17, 24, 39, 0.22);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: "Noto Sans TC", -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.5;
  padding-bottom: 90px;
  overflow-x: hidden;
}

/* 只有當處於「店家端 ➔ 櫃檯點餐 (POS)」分頁時，才鎖定外層頁面不上下滑動，剛好塞滿整個平板畫面！
   切換到「訂單管理」、「AI 分析」、「設定」時皆可正常自由上下滑動！ */
body.pos-no-scroll {
  height: 100dvh;
  overflow: hidden;
  padding-bottom: 0;
}

button {
  cursor: pointer;
  font-family: inherit;
  user-select: none;
}
input, select, textarea {
  font-family: inherit;
}

/* ==================== 頂部導覽列 ==================== */
.app-header {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 10px 20px;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
}
.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.brand-title-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.role-badge {
  font-size: 0.74rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 999px;
}
.sync-status {
  font-size: 0.74rem;
  color: var(--text-secondary);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--bg-page);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
}
.sync-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
}
.sync-dot.syncing {
  background: var(--amber);
  animation: pulse 1s infinite;
}
.sync-dot.offline {
  background: var(--text-muted);
}

.campus-switcher {
  display: inline-flex;
  background: var(--bg-page);
  padding: 3px;
  border-radius: 999px;
  border: 1px solid var(--border);
}
.campus-btn {
  border: none;
  background: transparent;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-secondary);
  transition: 0.2s;
}
.campus-btn.active {
  background: var(--brand);
  color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(255, 90, 31, 0.3);
}

/* ==================== 主容器 ==================== */
.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 16px;
}
body.store-mode-active .container {
  max-width: 1260px;
  padding: 12px 18px;
}

.view-section {
  display: none;
}
.view-section.active {
  display: block;
  animation: fadeIn 0.2s ease;
}

/* ==================== 入口導覽卡片 ==================== */
.portal-card {
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.portal-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* ==================== 進行中訂單提示條 ==================== */
.active-order-strip {
  background: #111827;
  color: #FFFFFF;
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  box-shadow: var(--shadow-md);
}
.active-order-strip.ready {
  background: var(--green);
}
.strip-num {
  background: rgba(255, 255, 255, 0.2);
  padding: 4px 10px;
  border-radius: 8px;
  font-weight: 900;
  font-size: 1.05rem;
}

/* ==================== AI 選餐顧問與分流橫幅 ==================== */
.ai-concierge-box {
  background: linear-gradient(135deg, #1E1B4B 0%, #312E81 100%);
  color: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  margin-bottom: 14px;
  box-shadow: 0 8px 24px rgba(49, 46, 129, 0.18);
}
.ai-chip-row {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 8px 0;
  scrollbar-width: none;
}
.ai-chip-row::-webkit-scrollbar {
  display: none;
}
.ai-prompt-chip {
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.1);
  color: #E0E7FF;
  padding: 5px 11px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 600;
  white-space: nowrap;
}
.ai-prompt-chip:hover {
  background: rgba(255, 255, 255, 0.22);
  color: #FFFFFF;
}
.ai-response-card {
  background: rgba(255, 255, 255, 0.98);
  color: var(--text-primary);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-top: 10px;
  display: none;
}
.ai-response-card.show {
  display: block;
  animation: fadeIn 0.25s ease;
}

.smart-tip-card {
  background: linear-gradient(135deg, #FFF3EE 0%, #FFFBEB 100%);
  border: 1.5px solid #FED7AA;
  border-radius: var(--radius-lg);
  padding: 15px 18px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.smart-tip-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--brand);
  color: #FFFFFF;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 6px;
  margin-bottom: 5px;
}
.smart-tip-title {
  font-size: 0.96rem;
  font-weight: 800;
  color: #9A3412;
  margin-bottom: 2px;
}
.smart-tip-desc {
  font-size: 0.82rem;
  color: #C2410C;
}
.btn-tip-action {
  background: var(--brand);
  color: #FFFFFF;
  border: none;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  font-size: 0.86rem;
  font-weight: 800;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(255, 90, 31, 0.22);
  transition: 0.15s;
}
.btn-tip-action:hover {
  filter: brightness(1.04);
}
.btn-tip-action:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
}

.btn-primary-full {
  width: 100%;
  background: var(--brand);
  color: #FFFFFF;
  border: none;
  padding: 13px 18px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 900;
  box-shadow: 0 6px 16px rgba(255, 90, 31, 0.25);
  transition: 0.15s;
}
.btn-primary-full:disabled {
  background: #9CA3AF;
  box-shadow: none;
  cursor: not-allowed;
}
.btn-outline {
  background: #FFFFFF;
  color: var(--text-primary);
  border: 1.5px solid var(--border);
  padding: 11px 16px;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 800;
}

/* ==================== 篩選膠囊與店家列表 ==================== */
.filter-row {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 10px;
  margin-bottom: 6px;
  scrollbar-width: none;
}
.filter-row::-webkit-scrollbar {
  display: none;
}
.filter-chip {
  padding: 7px 14px;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-secondary);
  white-space: nowrap;
  transition: 0.15s;
}
.filter-chip.active {
  background: var(--brand);
  color: #FFFFFF;
  border-color: var(--brand);
  box-shadow: 0 2px 8px rgba(255, 90, 31, 0.22);
}

.store-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.store-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 15px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.store-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.store-card.recommended {
  border-color: #FDBA74;
  background: linear-gradient(to right, #FFFFFF 80%, #FFF7ED 100%);
}
.store-thumb {
  width: 72px;
  height: 72px;
  border-radius: 14px;
  background: var(--brand-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.1rem;
  flex-shrink: 0;
  position: relative;
}
.ai-score-badge {
  position: absolute;
  bottom: -6px;
  background: #1E1B4B;
  color: #FFFFFF;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 1px 6px;
  border-radius: 999px;
  border: 1.5px solid #FFFFFF;
}
.store-info {
  flex: 1;
  min-width: 0;
}
.store-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 3px;
}
.store-name {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.wait-pill {
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 800;
  white-space: nowrap;
  flex-shrink: 0;
}
.wait-free {
  background: var(--green-bg);
  color: var(--green);
}
.wait-mod {
  background: var(--amber-bg);
  color: var(--amber);
}
.wait-full {
  background: var(--red-bg);
  color: var(--red);
}
.store-meta {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.load-bar-wrap {
  width: 100%;
  height: 5px;
  background: #F3F4F6;
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 7px;
}
.load-bar-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.3s ease;
}
.promo-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--brand-light);
  color: var(--brand-dark);
  font-size: 0.74rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
}

/* ==================== 學生端進入餐廳後的分類菜單與購物車橫條 ==================== */
.in-store-banner {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
}
.category-group-title {
  font-size: 1.12rem;
  font-weight: 900;
  color: var(--brand-dark);
  border-bottom: 2px solid #FED7AA;
  padding-bottom: 6px;
  margin: 18px 0 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.menu-item-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 12px;
  display: flex;
  gap: 14px;
  cursor: pointer;
  transition: all 0.15s ease;
  box-shadow: var(--shadow-sm);
}
.menu-item-card:hover {
  box-shadow: var(--shadow-md);
  border-color: #FDBA74;
}
.menu-item-card:active {
  transform: scale(0.985);
}
.menu-img-box {
  width: 84px;
  height: 84px;
  border-radius: 12px;
  background: #FFF7ED;
  border: 1px solid #FFEDD5;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
}
.menu-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.menu-plus-badge {
  position: absolute;
  bottom: 5px;
  right: 5px;
  background: var(--brand);
  color: #FFFFFF;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 900;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.floating-cart-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 12px 16px 16px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--border);
  box-shadow: 0 -6px 20px rgba(0, 0, 0, 0.06);
  z-index: 140;
}
.floating-cart-inner {
  max-width: 680px;
  margin: 0 auto;
}
.btn-view-cart {
  width: 100%;
  padding: 14px 20px;
  background: var(--brand);
  color: #FFFFFF;
  border: none;
  border-radius: 16px;
  font-size: 1.02rem;
  font-weight: 800;
  box-shadow: 0 8px 22px rgba(255, 90, 31, 0.3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: 0.2s;
}
.btn-view-cart:disabled {
  background: #9CA3AF;
  box-shadow: none;
  opacity: 0.65;
  cursor: not-allowed;
}
.cart-count-pill {
  background: #FFFFFF;
  color: var(--brand-dark);
  padding: 3px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 900;
}

/* ==================== 店家端現代化左側白色圖示欄 + 美型 POS 介面 (/store/) ==================== */
.store-shell-layout {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 14px;
  align-items: start;
}

.store-left-rail {
  background: #FFFFFF;
  border-radius: 20px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  position: sticky;
  top: 72px;
  height: calc(100dvh - 82px);
}

.store-rail-btn {
  position: relative;
  width: 56px;
  height: 58px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  font-size: 0.7rem;
  font-weight: 800;
  transition: all 0.16s ease;
}
.store-rail-btn .rail-icon {
  font-size: 1.35rem;
  line-height: 1;
}
.store-rail-btn:hover {
  background: var(--bg-page);
  color: var(--text-primary);
  transform: translateY(-1px);
}
.store-rail-btn.active {
  background: var(--brand);
  color: #FFFFFF;
  box-shadow: 0 6px 14px rgba(255, 90, 31, 0.28);
}
.tab-badge {
  position: absolute;
  top: 4px;
  right: 4px;
  background: #EF4444;
  color: #FFFFFF;
  font-size: 0.65rem;
  font-weight: 900;
  padding: 1px 5px;
  border-radius: 999px;
  line-height: 1.2;
}
.store-rail-btn.active .tab-badge {
  background: #FFFFFF;
  color: var(--brand-dark);
}

.store-stage-area {
  min-width: 0;
  width: 100%;
}

/* 店家 POS 點餐雙欄工作區：剛好塞滿一頁平板高度 (calc(100dvh - 82px))，不需外層捲動 */
.pos-modern-workspace {
  display: grid;
  grid-template-columns: 1fr 390px;
  gap: 14px;
  height: calc(100dvh - 82px);
  min-height: 480px;
  overflow: hidden;
}

/* 左側：分類篩選 + 現代化餐點卡片網格 */
.pos-menu-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  padding: 14px;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}
.pos-cat-strip {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 10px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  scrollbar-width: none;
}
.pos-cat-strip::-webkit-scrollbar {
  display: none;
}
.pos-cat-pill {
  border: 1.5px solid var(--border);
  background: var(--bg-page);
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.84rem;
  font-weight: 800;
  white-space: nowrap;
  transition: 0.15s;
}
.pos-cat-pill.active {
  background: var(--brand-light);
  color: var(--brand-dark);
  border-color: var(--brand);
}

.pos-dish-grid {
  flex: 1;
  overflow-y: auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(165px, 1fr));
  grid-auto-rows: 112px;
  gap: 10px;
  align-content: start;
  padding-right: 4px;
}
.pos-dish-tile {
  background: #FFFFFF;
  border: 1.5px solid var(--border);
  border-radius: 14px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  transition: all 0.14s ease;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
}
.pos-dish-tile:hover {
  border-color: #FDBA74;
  background: #FFFDFB;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}
.pos-dish-tile:active {
  transform: scale(0.97);
}
.pos-tile-cat {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--text-secondary);
  background: var(--bg-page);
  padding: 2px 7px;
  border-radius: 6px;
}
.pos-tile-opt {
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--indigo);
  background: var(--indigo-bg);
  padding: 2px 6px;
  border-radius: 6px;
}
.pos-tile-name {
  font-size: 0.94rem;
  font-weight: 900;
  color: var(--text-primary);
  margin-top: 4px;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.pos-tile-price {
  font-size: 1rem;
  font-weight: 900;
  color: var(--brand-dark);
}

/* 右側：現代化結帳明細卡 */
.pos-receipt-column {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}
.pos-receipt-header {
  padding: 12px 16px;
  background: linear-gradient(135deg, #FFF7ED 0%, #FFFFFF 100%);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
}
.pos-receipt-list {
  flex: 1;
  overflow-y: auto;
  padding: 10px 14px;
}
.pos-receipt-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 9px 10px;
  border-radius: 10px;
  background: var(--bg-page);
  margin-bottom: 8px;
  border: 1px solid var(--border);
}
.pos-receipt-footer {
  padding: 12px 14px;
  background: #FFFFFF;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.pos-chip-btn {
  border: 1.5px solid var(--border);
  background: #FFFFFF;
  color: var(--text-secondary);
  padding: 6px 8px;
  border-radius: 9px;
  font-size: 0.78rem;
  font-weight: 800;
  text-align: center;
  transition: 0.15s;
}
.pos-chip-btn:hover {
  border-color: #CBD5E1;
  background: #F8FAFC;
}
.pos-chip-btn.active {
  background: var(--brand-light);
  color: var(--brand-dark);
  border-color: var(--brand);
}

.pos-checkout-btn {
  width: 100%;
  background: var(--brand);
  color: #FFFFFF;
  border: none;
  padding: 13px;
  border-radius: 12px;
  font-size: 0.98rem;
  font-weight: 900;
  box-shadow: 0 6px 16px rgba(255, 90, 31, 0.28);
  transition: 0.15s;
}
.pos-checkout-btn:disabled {
  background: #9CA3AF;
  box-shadow: none;
  cursor: not-allowed;
}

/* 彈出式觸控數字鍵盤 (點選「實收金額」或「訂單收款」時彈出，不佔用主畫面) */
.pos-numpad-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.pos-numpad-key {
  background: #F8FAFC;
  color: var(--text-primary);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  height: 52px;
  font-size: 1.25rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: 0.1s;
}
.pos-numpad-key:active {
  background: var(--brand-light);
  border-color: var(--brand);
  transform: scale(0.96);
}
.pos-numpad-key.clear {
  background: var(--red-bg);
  color: var(--red);
  border-color: #FECACA;
  font-size: 0.95rem;
}
.pos-numpad-key.back {
  background: #EEF2FF;
  color: var(--indigo);
  border-color: #C7D2FE;
  font-size: 1.05rem;
}

/* ==================== 訂單管理 (KDS 分天檢視) - 可正常上下捲動 ==================== */
.kds-panel-wrap {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-bottom: 40px;
}
.kds-toolbar {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.kds-orders-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 14px;
}
.kds-ticket-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--border);
  padding: 15px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: 0.15s;
}
.kds-ticket-card.ready {
  border-color: var(--green);
  background: linear-gradient(180deg, #FFFFFF 0%, #F0FDF4 100%);
}
.kds-ticket-card.unpaid {
  border-color: var(--amber);
  background: linear-gradient(180deg, #FFFFFF 0%, #FFFBEB 100%);
}

/* ==================== AI 營運分析與設定面板 - 可正常上下捲動 ==================== */
.analytics-panel-wrap,
.settings-panel-wrap {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-bottom: 40px;
}
.analytics-kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}
.kpi-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 16px;
  box-shadow: var(--shadow-sm);
}
.kpi-title {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.kpi-val {
  font-size: 1.55rem;
  font-weight: 900;
  color: var(--text-primary);
}
.kpi-sub {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--green);
  margin-top: 4px;
}
.charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 14px;
}
.chart-card,
.merchant-box {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 18px;
  box-shadow: var(--shadow-sm);
  position: relative;
}

/* 互動式圖表動畫與懸浮提示框 (Hover / Touch Interactive Charts) */
.chart-interactive-bar {
  cursor: pointer;
  transition: opacity 0.18s ease, filter 0.18s ease, transform 0.18s ease;
  transform-box: fill-box;
  transform-origin: bottom center;
}
.chart-interactive-bar:hover,
.chart-interactive-bar.active-bar {
  filter: brightness(1.12) drop-shadow(0 4px 10px rgba(255, 90, 31, 0.35));
  transform: scaleY(1.04);
}
.chart-interactive-slice {
  cursor: pointer;
  transition: stroke-width 0.2s ease, filter 0.2s ease, opacity 0.2s ease;
}
.chart-interactive-slice:hover,
.chart-interactive-slice.active-slice {
  stroke-width: 8.4 !important;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.22));
}
.chart-interactive-point {
  cursor: pointer;
  transition: r 0.18s ease, stroke-width 0.18s ease, filter 0.18s ease;
}
.chart-interactive-point:hover,
.chart-interactive-point.active-point {
  r: 7.5px;
  stroke-width: 3.5px;
  filter: drop-shadow(0 2px 8px rgba(16, 185, 129, 0.5));
}
.legend-interactive-row {
  padding: 6px 8px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}
.legend-interactive-row:hover,
.legend-interactive-row.active-legend {
  background: var(--brand-light);
  transform: translateX(3px);
}
.chart-floating-tooltip {
  position: fixed;
  z-index: 9950;
  background: rgba(17, 24, 39, 0.95);
  color: #FFFFFF;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 0.78rem;
  line-height: 1.45;
  pointer-events: none;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: none;
  min-width: 170px;
}

/* ==================== 彈窗共用遮罩與嚴格圖層順序 ==================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(17, 24, 39, 0.55);
  backdrop-filter: blur(3px);
  z-index: 8000;
  display: none;
  justify-content: center;
  align-items: center;
  padding: 16px;
}
#cartModal { z-index: 8000 !important; }
#optionsModal { z-index: 9500 !important; }
#posCashNumpadModal, #orderPayModal, #lineBindModal { z-index: 9600 !important; }
#pickupAlertModal { z-index: 9800 !important; }

.modal-overlay.open {
  display: flex;
  animation: fadeIn 0.2s ease;
}
.modal-overlay.bottom-sheet {
  align-items: flex-end;
  padding: 0;
}
.modal-card {
  background: #FFFFFF;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  border-radius: 20px;
  box-shadow: var(--shadow-float);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.modal-overlay.bottom-sheet .modal-card {
  max-width: 680px;
  border-radius: 26px 26px 0 0;
  height: 88vh;
  animation: slideUp 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.modal-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #FFFFFF;
}
.modal-body {
  padding: 16px 20px;
  overflow-y: auto;
  flex: 1;
}
.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  background: #FFFFFF;
}

.option-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: 0.15s;
}
.option-label-row:hover {
  background: #F9FAFB;
}
.option-label-row.checked {
  border-color: var(--brand);
  background: var(--brand-light);
}

.select-input {
  width: 100%;
  padding: 9px 12px;
  border-radius: 10px;
  border: 1.5px solid var(--border);
  background: #FFFFFF;
  font-size: 0.88rem;
  font-weight: 600;
  outline: none;
}
.select-input:focus {
  border-color: var(--brand);
}
.field-label {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--text-secondary);
  margin-bottom: 4px;
  display: block;
}

/* ==================== 訂單專屬追蹤卡 ==================== */
.ticket-hero-card {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  padding: 24px 20px;
  box-shadow: var(--shadow-md);
  text-align: center;
}
.ticket-Serial {
  font-size: 3.4rem;
  font-weight: 950;
  letter-spacing: -1px;
  line-height: 1.1;
  margin: 4px 0 8px;
}
.status-stepper {
  display: flex;
  justify-content: space-around;
  align-items: center;
  margin: 18px 0;
  padding: 12px;
  background: var(--bg-page);
  border-radius: 14px;
}
.step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--text-muted);
  font-size: 0.76rem;
  font-weight: 700;
}
.step-dot {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #E5E7EB;
  color: #6B7280;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
}
.step-item.done {
  color: var(--green);
}
.step-item.done .step-dot {
  background: var(--green);
  color: #FFFFFF;
}
.step-item.active {
  color: var(--brand-dark);
}
.step-item.active .step-dot {
  background: var(--brand);
  color: #FFFFFF;
}

/* ==================== Toast & LINE 推播卡片 ==================== */
.toast {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: #111827;
  color: #FFFFFF;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 700;
  z-index: 10000;
  box-shadow: var(--shadow-md);
  display: none;
  max-width: 90vw;
  text-align: center;
}

.btn-line {
  background: #06C755;
  color: #FFFFFF;
  border: none;
  padding: 9px 14px;
  border-radius: 10px;
  font-size: 0.82rem;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 12px rgba(6, 199, 85, 0.25);
  transition: 0.15s;
}
.btn-line:hover {
  background: #05B34C;
}

.ring-bell-anim {
  display: inline-block;
  animation: shakeRing 0.8s infinite;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(100%); } to { transform: translateY(0); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }
@keyframes shakeRing {
  0%, 100% { transform: rotate(0deg) scale(1); }
  20% { transform: rotate(-12deg) scale(1.1); }
  40% { transform: rotate(12deg) scale(1.1); }
  60% { transform: rotate(-10deg) scale(1.08); }
  80% { transform: rotate(10deg) scale(1.08); }
}

@media (max-width: 900px) {
  body.pos-no-scroll {
    height: auto;
    overflow: auto;
  }
  .store-shell-layout {
    grid-template-columns: 1fr;
  }
  .store-left-rail {
    flex-direction: row;
    justify-content: space-around;
    height: auto;
    position: static;
    padding: 8px;
  }
  .pos-modern-workspace {
    grid-template-columns: 1fr;
    height: auto;
    overflow: visible;
  }
  .pos-menu-card {
    height: 520px;
  }
  .charts-grid {
    grid-template-columns: 1fr;
  }
}