/* ==========================================
   郭厨 - 设计系统 & 用户端样式
   ========================================== */

/* ---------- Design Tokens ---------- */
:root {
  /* Colors */
  --c-primary: #FF6B35;
  --c-primary-light: #FF8C5A;
  --c-primary-dark: #E55A25;
  --c-secondary: #004E64;
  --c-accent: #FFD166;
  --c-accent-green: #3FB950;
  --c-danger: #F85149;
  --c-info: #58A6FF;

  /* Backgrounds */
  --bg-body: #0D1117;
  --bg-surface: #161B22;
  --bg-sidebar: #13181F;
  --bg-card: #21262D;
  --bg-card-hover: #2D333B;
  --bg-glass: rgba(255, 255, 255, 0.04);
  --bg-glass-hover: rgba(255, 255, 255, 0.08);
  --bg-overlay: rgba(0, 0, 0, 0.6);

  /* Text */
  --t-primary: #E6EDF3;
  --t-secondary: #8B949E;
  --t-muted: #6E7681;
  --t-inverse: #0D1117;

  /* Borders */
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.16);
  --border-active: rgba(255, 107, 53, 0.5);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 20px rgba(255,107,53,0.25);
  --shadow-glow-strong: 0 0 30px rgba(255,107,53,0.4);

  /* Layout */
  --header-height: 64px;
  --sidebar-width: 76px;        /* mobile */
  --sidebar-width-md: 112px;    /* tablet */
  --sidebar-width-lg: 160px;    /* desktop */

  /* Spacing */
  --sp-xs: 4px;
  --sp-sm: 8px;
  --sp-md: 16px;
  --sp-lg: 24px;
  --sp-xl: 32px;
  --sp-2xl: 48px;

  /* Radius */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 24px;
  --r-full: 9999px;

  /* Transitions */
  --tr-fast: 0.15s ease;
  --tr-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --tr-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --tr-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Fonts */
  --f-heading: 'Outfit', system-ui, sans-serif;
  --f-body: 'Inter', system-ui, sans-serif;

  /* Theme Specific */
  --bg-header: rgba(13, 17, 23, 0.95);
  --bg-cart-bar: rgba(22, 27, 34, 0.97);
  --shadow-header: 0 1px 0 rgba(255,107,53,0.15), 0 4px 20px rgba(0,0,0,0.4);
}

:root[data-theme="light"] {
  --bg-body: #F6F8FA;
  --bg-surface: #FFFFFF;
  --bg-sidebar: #F6F8FA;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F3F4F6;
  --bg-glass: rgba(0, 0, 0, 0.04);
  --bg-glass-hover: rgba(0, 0, 0, 0.1);
  --bg-overlay: rgba(0, 0, 0, 0.5);

  --t-primary: #1F2328;
  --t-secondary: #656D76;
  --t-muted: #8C959F;
  --t-inverse: #FFFFFF;

  --border: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.15);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);

  --bg-header: rgba(246, 248, 250, 0.95);
  --bg-cart-bar: rgba(255, 255, 255, 0.97);
  --shadow-header: 0 1px 0 rgba(255,107,53,0.15), 0 4px 20px rgba(0,0,0,0.08);
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--f-body);
  background: var(--bg-body);
  color: var(--t-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  /* leave room for fixed header + cart bar */
  padding-top: var(--header-height);
  padding-bottom: 80px;
}

a { color: var(--c-primary); text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--t-muted); border-radius: var(--r-full); }
::-webkit-scrollbar-thumb:hover { background: var(--t-secondary); }

/* ==========================================
   Top Header Bar
   ========================================== */

.top-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 200;
  background: var(--bg-header);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  /* 底部用橙色光晕线代替硬边框，与整体风格呼应 */
  border-bottom: none;
  box-shadow: var(--shadow-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--sp-md);
  gap: var(--sp-md);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  overflow: hidden;
  min-width: 0;
}

.header-emoji {
  font-size: 1.6rem;
  flex-shrink: 0;
  animation: wiggle 3s ease-in-out infinite;
  display: inline-block;
}

/* 品牌名称 + 副标语竖向排列 */
.header-brand-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
}

.header-title {
  font-family: var(--f-heading);
  font-size: 1.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
  line-height: 1.2;
}

/* 宣传语跑马灯容器 */
.header-marquee-wrap {
  overflow: hidden;
  max-width: 100%;
}

/* JS 动态创建的轨道，包含原文 + 克隆 */
.marquee-track {
  display: flex;
  width: max-content;
}

.marquee-track.running {
  animation: marquee-scroll 10s linear infinite;
}

/* 桌面端悬停暂停 */
.header-brand:hover .marquee-track.running {
  animation-play-state: paused;
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  /* 两份文字，-50% 恰好移动一份，实现无缝循环 */
  to   { transform: translateX(-50%); }
}

.header-subtitle {
  display: inline-block;
  white-space: nowrap;
  font-size: 0.68rem;
  color: var(--t-muted);
  letter-spacing: 0.06em;
  line-height: 1;
  /* 两份文字之间的间距（跑马灯激活时生效）*/
  padding-right: 2.5em;
}

.btn-query-header {
  background: rgba(255,107,53,0.08);
  border: 1px solid rgba(255,107,53,0.2);
  color: var(--c-primary);
  padding: 6px 14px;
  border-radius: var(--r-full);
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
  transition: all var(--tr-normal);
  flex-shrink: 0;
}
.btn-query-header:hover {
  background: rgba(255,107,53,0.16);
  border-color: rgba(255,107,53,0.4);
  color: var(--c-primary-light);
}

/* ==========================================
   Page Layout: sidebar + main
   ========================================== */

.page-layout {
  display: flex;
  min-height: calc(100vh - var(--header-height));
}

/* ==========================================
   Category Sidebar
   ========================================== */

.category-sidebar {
  position: fixed;
  top: var(--header-height);
  left: 0;
  bottom: 80px;
  width: var(--sidebar-width);
  /* 与页面底色保持一致，消除割裂感 */
  background: var(--bg-body);
  /* 右侧用极淡的橙色调光晕线替代硬边框 */
  border-right: 1px solid rgba(255,107,53,0.08);
  z-index: 100;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.category-sidebar::-webkit-scrollbar { display: none; }

.category-sidebar-inner {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: var(--sp-sm) 0;
}

.category-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 14px 6px;
  background: transparent;
  border: none;
  border-radius: 0;
  color: var(--t-muted);
  font-size: 0.72rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--tr-normal);
  position: relative;
  text-align: center;
  width: 100%;
}

/* 左侧选中指示条 */
.category-tab::before {
  content: '';
  position: absolute;
  left: 0;
  top: 25%;
  bottom: 25%;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--c-primary);
  opacity: 0;
  transform: scaleY(0);
  transition: opacity var(--tr-normal), transform var(--tr-normal);
}

.category-tab:hover {
  color: var(--t-secondary);
  background: rgba(255,255,255,0.03);
}

.category-tab.active {
  /* 暖色调背景 — 与主题橙色统一，不突兀 */
  background: linear-gradient(90deg, rgba(255,107,53,0.1) 0%, transparent 100%);
  color: var(--c-primary);
}

.category-tab.active::before {
  opacity: 1;
  transform: scaleY(1);
}

.category-tab.active .cat-icon {
  filter: drop-shadow(0 0 5px rgba(255,107,53,0.5));
  transform: scale(1.05);
}

.cat-icon {
  font-size: 1.5rem;
  line-height: 1;
  transition: transform var(--tr-normal), filter var(--tr-normal);
}

.category-tab:hover .cat-icon {
  transform: scale(1.08);
}

.cat-name {
  font-size: 0.68rem;
  line-height: 1.2;
  word-break: break-all;
}

/* ==========================================
   Main Content
   ========================================== */

.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-width: 0;
  padding: var(--sp-md);
}

/* ==========================================
   Search Bar
   ========================================== */

.search-bar {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 10px 16px;
  margin-bottom: var(--sp-md);
  transition: border-color var(--tr-normal), box-shadow var(--tr-normal);
}

.search-bar:focus-within {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(255,107,53,0.1);
}

.search-icon { font-size: 1.1rem; opacity: 0.5; }

.search-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--t-primary);
  font-size: 0.95rem;
}
.search-input::placeholder { color: var(--t-muted); }

.search-clear {
  background: none;
  border: none;
  color: var(--t-muted);
  font-size: 1rem;
  padding: 4px;
  transition: color var(--tr-fast);
}
.search-clear:hover { color: var(--t-primary); }

/* ==========================================
   Dish Grid — Desktop: card grid
   ========================================== */

.dish-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--sp-md);
  padding-bottom: var(--sp-xl);
}

/* ---------- Dish Card ---------- */
.dish-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: all var(--tr-normal);
  position: relative;
}

.dish-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-lg);
}

.dish-card.unavailable {
  opacity: 0.5;
  pointer-events: none;
}

.dish-img-wrap {
  position: relative;
  width: 100%;
  height: 180px;
  overflow: hidden;
  background: var(--bg-surface);
}

.dish-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--tr-slow);
}

.dish-card:hover .dish-img {
  transform: scale(1.08);
}

.dish-img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  background: linear-gradient(135deg, var(--bg-surface), var(--bg-card));
}

.dish-badges {
  position: absolute;
  top: 10px;
  left: 10px;
  display: flex;
  gap: 6px;
}

.badge {
  padding: 3px 10px;
  border-radius: var(--r-full);
  font-size: 0.75rem;
  font-weight: 600;
  backdrop-filter: blur(8px);
}

.badge-spicy {
  background: rgba(248,81,73,0.85);
  color: white;
}

.badge-category {
  background: rgba(0,0,0,0.5);
  color: white;
}

.badge-soldout {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0,0,0,0.7);
  color: var(--t-secondary);
  padding: 8px 20px;
  font-size: 1rem;
  border-radius: var(--r-md);
}

.dish-info {
  padding: var(--sp-md);
}

.dish-name {
  font-family: var(--f-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--t-primary);
  margin-bottom: 4px;
}

.dish-desc {
  font-size: 0.82rem;
  color: var(--t-secondary);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: var(--sp-sm);
  min-height: 2.4em;
}

.dish-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dish-price {
  font-family: var(--f-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--c-primary);
}

.dish-price::before {
  content: '¥';
  font-size: 0.82rem;
  font-weight: 600;
}

/* Add to cart controls */
.dish-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-cart {
  width: 32px;
  height: 32px;
  border-radius: var(--r-full);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  transition: all var(--tr-normal);
}

.btn-cart-add {
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark));
  color: white;
  box-shadow: 0 2px 8px rgba(255,107,53,0.3);
}

.btn-cart-add:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-glow);
}

.btn-cart-add:active {
  transform: scale(0.95);
}

.btn-cart-minus {
  background: var(--bg-glass);
  color: var(--t-secondary);
  border: 1px solid var(--border);
}

.btn-cart-minus:hover {
  background: var(--bg-glass-hover);
  color: var(--t-primary);
}

.dish-qty {
  font-weight: 700;
  font-size: 0.95rem;
  min-width: 18px;
  text-align: center;
  color: var(--t-primary);
}

/* ==========================================
   Mobile Dish Card (horizontal layout)
   ========================================== */

.dish-card-h {
  display: flex;
  flex-direction: row;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: all var(--tr-normal);
  position: relative;
}

.dish-card-h:active {
  background: var(--bg-card-hover);
}

.dish-card-h .dish-img-wrap {
  width: 110px;
  min-width: 110px;
  height: 110px;
  flex-shrink: 0;
  border-radius: 0;
}

.dish-card-h .dish-info {
  flex: 1;
  min-width: 0;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.dish-card-h .dish-name {
  font-size: 0.92rem;
  margin-bottom: 2px;
}

.dish-card-h .dish-desc {
  font-size: 0.78rem;
  -webkit-line-clamp: 2;
  min-height: auto;
  margin-bottom: 6px;
  flex: 1;
}

.dish-card-h .dish-bottom {
  align-items: center;
}

.dish-card-h .dish-price {
  font-size: 1.05rem;
}

.dish-card-h .btn-cart {
  width: 28px;
  height: 28px;
  font-size: 0.9rem;
}

/* ==========================================
   Floating Cart Bar
   ========================================== */

.cart-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: var(--sp-sm) var(--sp-md);
  padding-bottom: calc(var(--sp-sm) + env(safe-area-inset-bottom, 0px));
  background: var(--bg-cart-bar);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  transform: translateY(100%);
  transition: transform var(--tr-bounce);
}

.cart-bar.visible {
  transform: translateY(0);
}

.cart-bar-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: var(--sp-md);
}

.cart-left {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  cursor: pointer;
  flex: 1;
}

.cart-icon-wrap {
  position: relative;
  font-size: 1.5rem;
}

.cart-badge {
  position: absolute;
  top: -6px;
  right: -10px;
  background: var(--c-danger);
  color: white;
  font-size: 0.7rem;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

.cart-text {
  font-size: 0.9rem;
  color: var(--t-secondary);
}
.cart-text strong { color: var(--t-primary); }

.cart-price {
  font-family: var(--f-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--c-accent);
}

.btn-go-order {
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark));
  color: white;
  border: none;
  padding: 10px 24px;
  border-radius: var(--r-full);
  font-size: 0.95rem;
  font-weight: 700;
  transition: all var(--tr-normal);
  box-shadow: var(--shadow-glow);
  white-space: nowrap;
}

.btn-go-order:hover:not(:disabled) {
  transform: scale(1.05);
  box-shadow: var(--shadow-glow-strong);
}

.btn-go-order:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

/* ==========================================
   Drawer (Cart)
   ========================================== */

.overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  z-index: 300;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--tr-normal);
}

.overlay.active {
  opacity: 1;
  pointer-events: all;
}

.drawer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 301;
  background: var(--bg-surface);
  border-top-left-radius: var(--r-xl);
  border-top-right-radius: var(--r-xl);
  max-height: 70vh;
  display: flex;
  flex-direction: column;
  transform: translateY(100%);
  transition: transform var(--tr-normal);
}

.drawer.open {
  transform: translateY(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-lg) var(--sp-lg) var(--sp-md);
}

.drawer-header h2 {
  font-family: var(--f-heading);
  font-size: 1.2rem;
  font-weight: 700;
}

.btn-icon {
  background: var(--bg-glass);
  border: 1px solid var(--border);
  color: var(--t-secondary);
  width: 32px;
  height: 32px;
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all var(--tr-fast);
}

.btn-icon:hover {
  background: var(--bg-glass-hover);
  color: var(--t-primary);
}

.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 0 var(--sp-lg);
}

.cart-empty {
  text-align: center;
  padding: var(--sp-2xl) 0;
  color: var(--t-muted);
}
.cart-empty span { font-size: 3rem; display: block; margin-bottom: var(--sp-md); }

.cart-item {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  padding: var(--sp-md) 0;
  border-bottom: 1px solid var(--border);
}

.cart-item-info {
  flex: 1;
  min-width: 0;
}

.cart-item-name {
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cart-item-price {
  color: var(--c-primary);
  font-weight: 600;
  font-size: 0.9rem;
  margin-top: 2px;
}

.cart-item-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.cart-item-subtotal {
  font-weight: 700;
  color: var(--c-accent);
  font-size: 0.95rem;
  min-width: 60px;
  text-align: right;
  flex-shrink: 0;
}

.drawer-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-md) var(--sp-lg);
  border-top: 1px solid var(--border);
}

.btn-clear {
  background: none;
  border: 1px solid var(--border);
  color: var(--t-secondary);
  padding: 8px 16px;
  border-radius: var(--r-md);
  font-size: 0.85rem;
  transition: all var(--tr-fast);
}
.btn-clear:hover {
  background: rgba(248,81,73,0.1);
  border-color: var(--c-danger);
  color: var(--c-danger);
}

.drawer-total {
  font-size: 1.1rem;
  color: var(--t-primary);
}
.drawer-total strong { color: var(--c-accent); font-size: 1.2rem; }

/* ==========================================
   Modals
   ========================================== */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--tr-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  width: 100%;
  max-width: 500px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  transform: scale(0.9) translateY(20px);
  transition: transform var(--tr-normal);
  box-shadow: var(--shadow-lg);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-lg);
  border-bottom: 1px solid var(--border);
}

.modal-header h2 {
  font-family: var(--f-heading);
  font-size: 1.2rem;
  font-weight: 700;
}

.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-lg);
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-md) var(--sp-lg);
  border-top: 1px solid var(--border);
}

/* Order items list in modal */
.order-items-list {
  margin-bottom: var(--sp-lg);
}

.order-item-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.order-item-row:last-child { border-bottom: none; }

.order-item-name-qty {
  color: var(--t-primary);
}

.order-item-name-qty .qty {
  color: var(--t-muted);
  font-size: 0.85rem;
}

.order-item-subtotal {
  color: var(--c-primary);
  font-weight: 600;
}

/* Form */
.order-form {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--t-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 10px 14px;
  color: var(--t-primary);
  font-size: 0.95rem;
  transition: border-color var(--tr-fast), box-shadow var(--tr-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(255,107,53,0.1);
}

.form-group textarea { resize: vertical; min-height: 80px; }

.order-total-display {
  font-size: 1.1rem;
}
.order-total-amount {
  color: var(--c-primary);
  font-size: 1.3rem;
}

.btn-submit {
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark));
  color: white;
  border: none;
  padding: 12px 32px;
  border-radius: var(--r-full);
  font-size: 1rem;
  font-weight: 700;
  transition: all var(--tr-normal);
  box-shadow: var(--shadow-glow);
}

.btn-submit:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-glow-strong);
}

.btn-submit:active { transform: scale(0.98); }

.btn-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Success Modal */
.modal-success {
  text-align: center;
  padding: var(--sp-2xl) var(--sp-lg);
}

.success-animation {
  margin-bottom: var(--sp-lg);
}

.success-checkmark {
  font-size: 4rem;
  animation: popIn 0.5s var(--tr-bounce);
}

.modal-success h2 {
  font-family: var(--f-heading);
  font-size: 1.5rem;
  margin-bottom: var(--sp-md);
}

.success-order-no {
  font-size: 1rem;
  color: var(--t-secondary);
  margin-bottom: var(--sp-sm);
}

.success-order-no strong {
  color: var(--c-accent);
  font-size: 1.1rem;
}

.success-hint {
  color: var(--t-muted);
  font-size: 0.85rem;
  margin-bottom: var(--sp-xl);
}

/* Order Query */
.query-result {
  margin-top: var(--sp-lg);
  padding: var(--sp-md);
  background: var(--bg-card);
  border-radius: var(--r-md);
  border: 1px solid var(--border);
}

.query-result h4 {
  margin-bottom: var(--sp-sm);
  color: var(--t-primary);
}

.query-status {
  display: inline-block;
  padding: 3px 12px;
  border-radius: var(--r-full);
  font-size: 0.8rem;
  font-weight: 600;
}

.status-pending { background: rgba(255,209,102,0.15); color: var(--c-accent); }
.status-confirmed { background: rgba(88,166,255,0.15); color: var(--c-info); }
.status-completed { background: rgba(63,185,80,0.15); color: var(--c-accent-green); }
.status-cancelled { background: rgba(248,81,73,0.15); color: var(--c-danger); }

/* ==========================================
   Skeleton Loading
   ========================================== */

.skeleton {
  pointer-events: none;
}

/* Desktop grid skeleton */
.skeleton .skeleton-img {
  width: 100%;
  height: 180px;
  background: linear-gradient(90deg, var(--bg-surface) 25%, var(--bg-card-hover) 50%, var(--bg-surface) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
}

.skeleton-text {
  height: 14px;
  margin: var(--sp-md);
  background: linear-gradient(90deg, var(--bg-surface) 25%, var(--bg-card-hover) 50%, var(--bg-surface) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--r-sm);
}

.skeleton-text.short { width: 60%; height: 12px; }

/* ==========================================
   Empty State
   ========================================== */

.empty-state {
  text-align: center;
  padding: var(--sp-2xl) 0;
  color: var(--t-muted);
}

.empty-state .empty-icon {
  font-size: 4rem;
  margin-bottom: var(--sp-md);
  display: block;
}

.empty-state h3 {
  font-family: var(--f-heading);
  font-size: 1.3rem;
  color: var(--t-secondary);
  margin-bottom: var(--sp-sm);
}

/* ==========================================
   Animations
   ========================================== */

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes wiggle {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-8deg); }
  75% { transform: rotate(8deg); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes popIn {
  0% { transform: scale(0); opacity: 0; }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes bounceIn {
  0% { transform: scale(0.3); opacity: 0; }
  50% { transform: scale(1.05); }
  70% { transform: scale(0.95); }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes cartPop {
  0% { transform: scale(1); }
  50% { transform: scale(1.3); }
  100% { transform: scale(1); }
}

.cart-pop { animation: cartPop 0.3s ease; }

.dish-card.fade-in,
.dish-card-h.fade-in {
  animation: fadeInUp 0.4s ease-out both;
}

/* ==========================================
   Toast Notification
   ========================================== */

.toast {
  position: fixed;
  top: calc(var(--header-height) + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(-30px);
  z-index: 500;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 12px 24px;
  color: var(--t-primary);
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transition: all var(--tr-normal);
  pointer-events: none;
  white-space: nowrap;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast.error {
  border-color: var(--c-danger);
  background: rgba(248,81,73,0.1);
}

.toast.success {
  border-color: var(--c-accent-green);
  background: rgba(63,185,80,0.1);
}

/* ==========================================
   Responsive Breakpoints
   ========================================== */

/* ---- Tablet (768px ~ 1024px) ---- */
@media (min-width: 768px) {
  :root {
    --sidebar-width: var(--sidebar-width-md);
  }

  .category-sidebar {
    width: var(--sidebar-width-md);
  }

  .category-tab {
    flex-direction: row;
    justify-content: flex-start;
    gap: 8px;
    padding: 12px 14px;
    text-align: left;
  }

  .cat-name {
    font-size: 0.82rem;
    word-break: normal;
  }

  .main-content {
    margin-left: var(--sidebar-width-md);
  }

  .dish-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
}

/* ---- Desktop (>= 1024px) ---- */
@media (min-width: 1024px) {
  :root {
    --sidebar-width: var(--sidebar-width-lg);
  }

  .category-sidebar {
    width: var(--sidebar-width-lg);
  }

  .category-tab {
    padding: 14px 18px;
    gap: 10px;
  }

  .cat-icon { font-size: 1.3rem; }
  .cat-name { font-size: 0.88rem; }

  .main-content {
    margin-left: var(--sidebar-width-lg);
    padding: var(--sp-lg) var(--sp-xl);
  }

  .header-subtitle {
    display: inline;
  }

  .dish-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--sp-lg);
  }
}

/* ---- Mobile (< 768px) — Horizontal dish card layout ---- */
@media (max-width: 767px) {
  /* 移动端跑马灯正常显示，无需额外处理 */

  /* Switch dish grid to single-column stacked cards */
  .dish-grid {
    grid-template-columns: 1fr;
    gap: var(--sp-sm);
    padding-bottom: var(--sp-xl);
  }

  /* Normal dish cards become horizontal on mobile */
  .dish-card {
    display: flex;
    flex-direction: row;
    border-radius: var(--r-md);
  }

  .dish-card:hover {
    transform: none;
  }

  .dish-card .dish-img-wrap {
    width: 110px;
    min-width: 110px;
    height: 110px;
    border-radius: 0;
  }

  .dish-card .skeleton-img {
    height: 110px;
  }

  .dish-card .dish-info {
    flex: 1;
    min-width: 0;
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }

  .dish-card .dish-name {
    font-size: 0.9rem;
    margin-bottom: 2px;
  }

  .dish-card .dish-desc {
    font-size: 0.78rem;
    -webkit-line-clamp: 2;
    min-height: auto;
    margin-bottom: 6px;
    flex: 1;
  }

  .dish-card .dish-price {
    font-size: 1rem;
  }

  .dish-card .btn-cart {
    width: 28px;
    height: 28px;
    font-size: 0.9rem;
  }

  /* Skeleton horizontal fix */
  .dish-card.skeleton {
    height: 110px;
    flex-direction: row;
  }

  .dish-card.skeleton .skeleton-img {
    width: 110px;
    min-width: 110px;
    height: 110px;
  }

  .dish-card.skeleton .skeleton-text {
    margin: 10px 12px 4px;
  }

  /* Compact modal on mobile */
  .modal { max-height: 92vh; border-radius: var(--r-lg); }
  .modal-footer { flex-wrap: wrap; gap: var(--sp-sm); }
  .order-total-display { width: 100%; }
  .btn-submit { width: 100%; text-align: center; padding: 12px; }
}

/* ---- Very small screens ---- */
@media (max-width: 380px) {
  .cart-text { display: none; }
  .cart-price { font-size: 1.05rem; }
  .btn-go-order { padding: 10px 16px; font-size: 0.85rem; }
}