/* ============================================
   门店代购系统 — 全局样式
   电脑端优先 / 手机端自适应
   多巴胺色系 (Dopamine Color Scheme)
   ============================================ */

:root {
  /* 基础色板 — 多巴胺亮色 */
  --bg-base: #F5F0FF;
  --bg-surface: #FFFFFF;
  --bg-surface-2: #F8F4FF;
  --bg-elevated: #F0EBFF;
  --bg-hover: #EDE5FF;
  --border: #E4DBFF;
  --border-light: #D4C8FF;

  /* 文字 */
  --text-primary: #1E1B33;
  --text-secondary: #6B6494;
  --text-muted: #A8A0C4;
  --text-white: #FFFFFF;

  /* 品牌色 — 多巴胺粉紫 */
  --brand: #FF6B9D;
  --brand-hover: #FF5288;
  --brand-bg: rgba(255, 107, 157, 0.10);

  /* 功能色 — 多巴胺高饱和 */
  --success: #00D9A3;
  --success-bg: rgba(0, 217, 163, 0.10);
  --warning: #FFB830;
  --warning-bg: rgba(255, 184, 48, 0.12);
  --danger: #FF5757;
  --danger-bg: rgba(255, 87, 87, 0.10);
  --purple: #A855F7;
  --purple-bg: rgba(168, 85, 247, 0.10);
  --cyan: #00C9FF;
  --cyan-bg: rgba(0, 201, 255, 0.10);

  /* 区域色 — 五个销售区 */
  --region-1: #FF6B9D;
  --region-1-bg: rgba(255, 107, 157, 0.10);
  --region-2: #00C9FF;
  --region-2-bg: rgba(0, 201, 255, 0.10);
  --region-3: #00D9A3;
  --region-3-bg: rgba(0, 217, 163, 0.10);
  --region-4: #FFB830;
  --region-4-bg: rgba(255, 184, 48, 0.12);
  --region-5: #A855F7;
  --region-5-bg: rgba(168, 85, 247, 0.10);

  /* 尺寸 */
  --sidebar-w: 220px;
  --radius: 10px;
  --radius-sm: 8px;
  --radius-lg: 14px;
  --shadow: 0 2px 12px rgba(168, 85, 247, 0.08);
  --shadow-lg: 0 8px 32px rgba(168, 85, 247, 0.12);
  --transition: 0.2s ease;
}

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

html { font-size: 14px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--brand); text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }

/* ========== 布局 ========== */
.app-layout { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform var(--transition);
}

.sidebar-header {
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(255,107,157,0.06) 0%, rgba(168,85,247,0.06) 100%);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.sidebar-logo .logo-icon {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--brand) 0%, var(--purple) 100%);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  box-shadow: 0 2px 8px rgba(255, 107, 157, 0.3);
}

.sidebar-nav { flex: 1; padding: 12px 8px; overflow-y: auto; }

.nav-group { margin-bottom: 16px; }

.nav-group-title {
  font-size: 11px;
  color: var(--text-muted);
  padding: 8px 12px 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
  transition: all var(--transition);
  margin-bottom: 2px;
}

.nav-item:hover { background: var(--bg-hover); color: var(--text-primary); }

.nav-item.active {
  background: var(--brand-bg);
  color: var(--brand);
  font-weight: 500;
}

.nav-item .nav-icon { font-size: 16px; width: 20px; text-align: center; }

.nav-badge {
  margin-left: auto;
  background: var(--danger);
  color: white;
  font-size: 11px;
  padding: 1px 7px;
  border-radius: 10px;
  font-weight: 600;
}

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--purple) 0%, var(--brand) 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  color: white;
  font-weight: 600;
}

.user-info { flex: 1; min-width: 0; }
.user-name { font-size: 13px; font-weight: 500; color: var(--text-primary); }
.user-role { font-size: 11px; color: var(--text-muted); }

.role-switch {
  padding: 6px 10px;
  background: var(--bg-elevated);
  border-radius: var(--radius-sm);
  font-size: 11px;
  color: var(--text-secondary);
  cursor: pointer;
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.role-switch:hover { border-color: var(--brand); color: var(--brand); background: var(--brand-bg); }

/* 主内容区 */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-w);
  padding: 24px 32px;
  min-width: 0;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.page-title { font-size: 20px; font-weight: 600; color: var(--text-primary); }
.page-subtitle { font-size: 13px; color: var(--text-muted); margin-top: 2px; }

/* ========== 卡片 ========== */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card-title { font-size: 15px; font-weight: 600; color: var(--text-primary); }

/* ========== 统计卡片 ========== */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: var(--shadow);
}

.stat-card:hover { border-color: var(--border-light); transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.stat-card .stat-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  margin-bottom: 12px;
}

.stat-card .stat-label { font-size: 12px; color: var(--text-muted); margin-bottom: 4px; }
.stat-card .stat-value { font-size: 24px; font-weight: 700; color: var(--text-primary); }
.stat-card .stat-unit { font-size: 13px; color: var(--text-secondary); font-weight: 400; margin-left: 4px; }
.stat-card .stat-bar { width: 3px; height: 100%; position: absolute; right: 0; top: 0; }

/* ========== 额度看板 ========== */
.quota-panel {
  background: linear-gradient(135deg, rgba(255,107,157,0.05) 0%, rgba(168,85,247,0.05) 50%, rgba(0,201,255,0.05) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}

.quota-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }

.quota-amount { display: flex; align-items: baseline; gap: 6px; margin-bottom: 12px; }
.quota-amount .used { font-size: 32px; font-weight: 700; color: var(--text-primary); }
.quota-amount .total { font-size: 16px; color: var(--text-muted); }

.quota-bar {
  width: 100%; height: 8px;
  background: var(--bg-elevated);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
}

.quota-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.4s ease;
}

.quota-info { display: flex; justify-content: space-between; font-size: 12px; color: var(--text-muted); }

/* ========== 表格 ========== */
.table-wrap {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

table { width: 100%; border-collapse: collapse; }

th, td { padding: 10px 14px; text-align: left; font-size: 13px; }

thead th {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  font-weight: 600;
  white-space: nowrap;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

tbody tr { border-bottom: 1px solid var(--border); transition: background var(--transition); }
tbody tr:hover { background: var(--bg-hover); }
tbody tr:last-child { border-bottom: none; }

td .cell-strong { font-weight: 600; color: var(--text-primary); }
td .cell-muted { color: var(--text-muted); }
td .cell-money { font-family: "SF Mono", "Fira Code", monospace; font-weight: 500; }

/* ========== 标签/徽章 ========== */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.tag-sm { font-size: 11px; padding: 1px 8px; }

/* 区域标签 */
.region-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary { background: linear-gradient(135deg, var(--brand) 0%, var(--brand-hover) 100%); color: white; box-shadow: 0 2px 8px rgba(255,107,157,0.25); }
.btn-primary:hover { filter: brightness(1.05); box-shadow: 0 4px 16px rgba(255,107,157,0.35); }

.btn-success { background: var(--success); color: white; box-shadow: 0 2px 8px rgba(0,217,163,0.25); }
.btn-success:hover { filter: brightness(1.05); box-shadow: 0 4px 16px rgba(0,217,163,0.35); }

.btn-danger { background: var(--danger); color: white; box-shadow: 0 2px 8px rgba(255,87,87,0.25); }
.btn-danger:hover { filter: brightness(1.05); box-shadow: 0 4px 16px rgba(255,87,87,0.35); }

.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--border-light); color: var(--text-primary); background: var(--bg-hover); }

.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-lg { padding: 10px 24px; font-size: 14px; }
.btn-block { width: 100%; justify-content: center; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ========== 表单 ========== */
.form-group { margin-bottom: 16px; }

.form-label {
  display: block;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 6px;
  font-weight: 500;
}

.form-label .req { color: var(--danger); margin-left: 2px; }

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 8px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
  transition: border-color var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-bg);
}

.form-textarea { resize: vertical; min-height: 60px; }

.form-input::placeholder { color: var(--text-muted); }

/* ========== 物品卡片 ========== */
.item-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px;
}

.item-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
}

.item-card:hover { border-color: var(--brand); background: var(--bg-hover); box-shadow: var(--shadow); }

.item-card.selected { border-color: var(--success); background: var(--success-bg); box-shadow: 0 2px 12px rgba(0,217,163,0.15); }

.item-card .item-name { font-size: 13px; font-weight: 600; color: var(--text-primary); margin-bottom: 4px; }
.item-card .item-spec { font-size: 11px; color: var(--text-muted); margin-bottom: 8px; }
.item-card .item-meta { display: flex; align-items: center; justify-content: space-between; }

.item-card .item-cat {
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-elevated);
  padding: 2px 8px;
  border-radius: 10px;
}

.item-card .shipping-badge {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 8px;
  margin-left: 4px;
  font-weight: 500;
}

.shipping-badge.warehouse { background: var(--purple-bg); color: var(--purple); }
.shipping-badge.platform { background: var(--brand-bg); color: var(--brand); }

/* 数量选择器 */
.qty-selector {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.qty-btn {
  width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-elevated);
  color: var(--text-secondary);
  font-size: 16px;
  transition: all var(--transition);
}

.qty-btn:hover { background: var(--brand); color: white; }
.qty-btn:disabled { opacity: 0.3; cursor: not-allowed; }

.qty-input {
  width: 42px; height: 30px;
  text-align: center;
  background: var(--bg-surface);
  border: none;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 600;
}

.qty-input:focus { outline: none; }

/* ========== 购物车 ========== */
.cart-section {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

.cart-list { max-height: 300px; overflow-y: auto; }

.cart-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

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

.cart-item-name { flex: 1; min-width: 0; }
.cart-item-name .nm { font-size: 13px; font-weight: 500; color: var(--text-primary); }
.cart-item-name .sp { font-size: 11px; color: var(--text-muted); }

.cart-item-amount { font-family: monospace; font-weight: 600; color: var(--text-primary); min-width: 60px; text-align: right; }

.cart-total {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  margin-top: 8px;
  border-top: 1px solid var(--border-light);
}

.cart-total-label { font-size: 13px; color: var(--text-secondary); }
.cart-total-amount { font-size: 22px; font-weight: 700; color: var(--brand); }
.cart-total-cn { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* ========== 双栏布局 ========== */
.dual-col {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 20px;
  align-items: start;
}

/* ========== 搜索筛选 ========== */
.search-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.search-bar .form-input { flex: 1; }
.search-bar .form-select { width: auto; min-width: 120px; }

/* ========== 筛选标签 ========== */
.filter-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.filter-tab {
  padding: 5px 14px;
  border-radius: 16px;
  font-size: 12px;
  color: var(--text-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all var(--transition);
  font-weight: 500;
}

.filter-tab:hover { border-color: var(--border-light); color: var(--text-primary); }
.filter-tab.active { background: linear-gradient(135deg, var(--brand) 0%, var(--brand-hover) 100%); color: white; border-color: transparent; }

/* ========== 空状态 ========== */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
}

.empty-state .empty-icon { font-size: 40px; margin-bottom: 12px; }
.empty-state .empty-text { font-size: 14px; }

/* ========== 弹窗 ========== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(30, 27, 51, 0.4);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}

.modal {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 600px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(255,107,157,0.04) 0%, rgba(168,85,247,0.04) 100%);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.modal-title { font-size: 16px; font-weight: 600; color: var(--text-primary); }
.modal-close { font-size: 20px; color: var(--text-muted); padding: 4px 8px; }
.modal-close:hover { color: var(--text-primary); }

.modal-body { padding: 20px; }
.modal-footer { padding: 16px 20px; border-top: 1px solid var(--border); display: flex; gap: 10px; justify-content: flex-end; }

/* ========== Toast ========== */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  color: white;
  box-shadow: var(--shadow-lg);
  animation: slideIn 0.3s ease;
  max-width: 360px;
}

.toast.success { background: linear-gradient(135deg, var(--success) 0%, #00B886 100%); }
.toast.warning { background: linear-gradient(135deg, var(--warning) 0%, #FF9F1C 100%); color: #1E1B33; }
.toast.danger { background: linear-gradient(135deg, var(--danger) 0%, #E84545 100%); }
.toast.info { background: linear-gradient(135deg, var(--brand) 0%, var(--purple) 100%); }

@keyframes slideIn {
  from { transform: translateX(120%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ========== 预警 ========== */
.alert-row {
  background: var(--warning-bg) !important;
}

.alert-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 11px;
  padding: 1px 6px;
  border-radius: 8px;
  background: var(--warning-bg);
  color: var(--warning);
  font-weight: 500;
}

/* ========== 分页 ========== */
.pagination {
  display: flex;
  align-items: center;
  gap: 6px;
  justify-content: center;
  padding: 16px 0;
}

.page-btn {
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}

.page-btn:hover { border-color: var(--border-light); color: var(--text-primary); }
.page-btn.active { background: var(--brand); color: white; border-color: transparent; }

/* ========== 工具类 ========== */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.text-sm { font-size: 12px; }
.text-muted { color: var(--text-muted); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.font-mono { font-family: "SF Mono", "Fira Code", monospace; }
.hidden { display: none !important; }

/* ========== 移动端菜单按钮 ========== */
.mobile-menu-btn {
  display: none;
  position: fixed;
  top: 12px; left: 12px;
  z-index: 101;
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--text-primary);
  box-shadow: var(--shadow);
}

.overlay-mask {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(30, 27, 51, 0.3);
  backdrop-filter: blur(2px);
  z-index: 99;
}

/* ========== 响应式 — 手机端 ========== */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open { transform: translateX(0); }

  .mobile-menu-btn { display: flex; }
  .overlay-mask.open { display: block; }

  .main-content {
    margin-left: 0;
    padding: 16px;
    padding-top: 56px;
  }

  .page-title { font-size: 17px; }

  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .stat-card { padding: 12px; }
  .stat-card .stat-value { font-size: 20px; }
  .stat-card .stat-icon { width: 28px; height: 28px; font-size: 14px; }

  .dual-col {
    grid-template-columns: 1fr;
  }

  .item-grid {
    grid-template-columns: 1fr;
  }

  th, td { padding: 8px 10px; }

  .quota-amount .used { font-size: 26px; }

  .search-bar { flex-direction: column; }
  .search-bar .form-select { width: 100%; }

  .modal { max-width: 100%; }

  .page-header { flex-direction: column; align-items: flex-start; gap: 10px; }
}

@media (max-width: 375px) {
  .stat-grid { grid-template-columns: 1fr; }
  .main-content { padding: 12px; padding-top: 52px; }
}

/* ========== 滚动条 ========== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-light); }

/* ========== 加载动画 ========== */
.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--brand);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  gap: 12px;
  color: var(--text-muted);
}