/* ═══════════════════════════════════════════════════════════
   滤芯进销存 - 设计系统 (Design System)
   配色方案: 工业感深蓝 + 清晰状态色
═══════════════════════════════════════════════════════════ */

/* ── CSS 变量 ── */
:root {
  /* 主色调 */
  --color-primary: #1B3A5F;
  --color-primary-light: #2D7D9A;
  --color-primary-dark: #0F2A47;
  --color-primary-surface: #E8F0F7;

  /* 强调色 */
  --color-in: #52C41A;
  --color-in-light: #D4F4C0;
  --color-out: #FF6B35;
  --color-out-light: #FFE4D9;
  --color-warn: #F5222D;
  --color-warn-light: #FFDEDE;
  --color-info: #2D7D9A;

  /* 仓库颜色 */
  --color-qxc: #1B3A5F;
  --color-qxc-light: #D6E4F0;
  --color-mxc: #722ED1;
  --color-mxc-light: #F0E5FF;
  --color-pjc: #D46B08;
  --color-pjc-light: #FFF0D6;

  /* 背景与文字 */
  --color-bg-page: #F0F4F8;
  --color-bg-card: #FFFFFF;
  --color-bg-hover: #F5F8FA;
  --color-border: #E2E8F0;
  --color-border-light: #EDF2F7;

  --color-text-primary: #1F2937;
  --color-text-secondary: #6B7280;
  --color-text-muted: #9CA3AF;
  --color-text-inverse: #FFFFFF;

  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);

  /* 圆角 */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  /* 过渡 */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

/* ── 基础重置 ── */
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: var(--color-bg-page);
  color: var(--color-text-primary);
  -webkit-font-smoothing: antialiased;
}

/* ── 页面标题 ── */
.page-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0 0 20px 0;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-border);
  letter-spacing: -0.3px;
}

/* ── 页面布局 ── */
.page-container {
  padding: 24px;
}

.page-dashboard {
  padding: 0;
}

/* ── 统计卡片 ── */
.stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--color-primary);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-card.success::before { background: var(--color-in); }
.stat-card.warning::before { background: var(--color-warn); }
.stat-card.info::before { background: var(--color-info); }
.stat-card.out::before { background: var(--color-out); }

.stat-card .stat-icon {
  font-size: 28px;
  margin-bottom: 8px;
}

.stat-card .stat-value {
  font-size: 32px;
  font-weight: 800;
  color: var(--color-text-primary);
  line-height: 1;
  margin-bottom: 4px;
  letter-spacing: -1px;
}

.stat-card .stat-label {
  font-size: 13px;
  color: var(--color-text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-card .stat-sub {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* ── 卡片容器 ── */
.table-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
}

.table-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-bg-hover);
}

.table-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── 状态标签 ── */
.status-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.status-tag.normal {
  background: var(--color-in-light);
  color: #389E0D;
}

.status-tag.warning {
  background: #FFE58F;
  color: #AD6800;
}

.status-tag.danger {
  background: var(--color-warn-light);
  color: var(--color-warn);
}

.status-tag.info {
  background: var(--color-primary-surface);
  color: var(--color-primary);
}

/* ── 仓库标签 ── */
.warehouse-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
}

.warehouse-tag.qxc {
  background: var(--color-qxc-light);
  color: var(--color-qxc);
}

.warehouse-tag.mxc {
  background: var(--color-mxc-light);
  color: var(--color-mxc);
}

.warehouse-tag.pjc {
  background: var(--color-pjc-light);
  color: var(--color-pjc);
}

/* ── 表格样式 ── */
.ant-table-wrapper {
  font-size: 13px;
}

.ant-table-thead > tr > th {
  background: var(--color-bg-page) !important;
  color: var(--color-text-secondary) !important;
  font-weight: 700 !important;
  font-size: 12px !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--color-border) !important;
  padding: 12px 16px !important;
}

.ant-table-tbody > tr > td {
  padding: 12px 16px !important;
  border-bottom: 1px solid var(--color-border-light) !important;
}

.ant-table-tbody > tr:hover > td {
  background: var(--color-bg-hover) !important;
}

.ant-table-tbody > tr.ant-table-row-warning > td {
  background: #FFF7E6 !important;
}

.ant-table-tbody > tr.ant-table-row-danger > td {
  background: #FFF1F0 !important;
}

/* ── 搜索框 ── */
.search-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.search-input {
  flex: 1;
  min-width: 200px;
}

/* ── 表单页面 ── */
.form-section {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  margin-bottom: 20px;
}

.form-section-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── 按钮样式 ── */
.btn-primary {
  background: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
  font-weight: 600;
  border-radius: var(--radius-sm);
  height: 38px;
  padding: 0 24px;
}

.btn-primary:hover {
  background: var(--color-primary-light) !important;
  border-color: var(--color-primary-light) !important;
}

.btn-success {
  background: var(--color-in) !important;
  border-color: var(--color-in) !important;
  font-weight: 600;
  border-radius: var(--radius-sm);
  height: 38px;
}

.btn-success:hover {
  background: #389E0D !important;
  border-color: #389E0D !important;
}

.btn-warning {
  background: var(--color-out) !important;
  border-color: var(--color-out) !important;
  font-weight: 600;
  color: white !important;
  border-radius: var(--radius-sm);
  height: 38px;
}

/* ── 导航侧边栏 ── */
.app-sider {
  background: var(--color-primary-dark) !important;
  box-shadow: 2px 0 8px rgba(0,0,0,0.15);
}

.app-sider .ant-layout-sider-children {
  display: flex;
  flex-direction: column;
}

.app-logo {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.app-logo-text {
  color: white;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 1px;
  text-align: center;
  line-height: 1.3;
}

.app-logo-sub {
  font-size: 10px;
  font-weight: 400;
  opacity: 0.7;
  letter-spacing: 2px;
}

.app-menu {
  background: transparent !important;
  border: none !important;
  flex: 1;
}

.app-menu .ant-menu-item {
  color: rgba(255,255,255,0.75) !important;
  margin: 2px 8px !important;
  border-radius: var(--radius-sm) !important;
  height: 44px !important;
  line-height: 44px !important;
}

.app-menu .ant-menu-item:hover {
  color: white !important;
  background: rgba(255,255,255,0.1) !important;
}

.app-menu .ant-menu-item-selected {
  background: var(--color-primary-light) !important;
  color: white !important;
}

.app-menu .ant-menu-item-selected::after {
  border-right-color: rgba(255,255,255,0.3) !important;
}

/* ── 页头 ── */
.app-header {
  background: var(--color-bg-card) !important;
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid var(--color-border-light);
  padding: 0 24px !important;
  height: 60px !important;
  line-height: 60px !important;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text-primary);
}

.header-user {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-secondary);
  font-size: 13px;
}

/* ── 移动端 ── */
@media (max-width: 768px) {
  .page-container {
    padding: 16px;
  }

  .stat-cards {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .stat-card .stat-value {
    font-size: 26px;
  }

  .stat-card {
    padding: 16px;
  }

  .app-header {
    padding: 0 16px !important;
  }
}

/* ── 图表区域 ── */
.chart-section {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  margin-bottom: 20px;
}

.chart-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 16px;
}

/* ── 列表项 ── */
.list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border-light);
  transition: background var(--transition-fast);
}

.list-item:hover {
  background: var(--color-bg-hover);
}

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

/* ── 空状态 ── */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--color-text-muted);
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state-text {
  font-size: 14px;
}

/* ── Tabs 定制 ── */
.ant-tabs-nav::before {
  border-bottom-color: var(--color-border) !important;
}

.ant-tabs-tab {
  font-weight: 600 !important;
  padding: 12px 0 !important;
}

.ant-tabs-tab-active .ant-tabs-tab-btn {
  color: var(--color-primary) !important;
}

/* ── 数字样式 ── */
.number-highlight {
  font-size: 18px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.number-normal {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* ── 分割线 ── */
.divider {
  height: 1px;
  background: var(--color-border-light);
  margin: 16px 0;
}

/* ── 加载骨架屏 ── */
.skeleton-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

/* ── 预警列表 ── */
.alert-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border-light);
}

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

.alert-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.alert-dot.danger { background: var(--color-warn); }
.alert-dot.warning { background: #FAAD14; }

.alert-text {
  flex: 1;
  font-size: 13px;
}

.alert-count {
  font-weight: 700;
  font-size: 14px;
  color: var(--color-text-primary);
}

/* ── 仓库概览卡片 ── */
.warehouse-overview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.warehouse-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-md);
  padding: 20px;
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.warehouse-card-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 12px;
}

.warehouse-card-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-secondary);
}

.warehouse-card-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-text-primary);
  letter-spacing: -1px;
}

.warehouse-card-sub {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ── 入库单样式 ── */
.stock-in-card {
  border-left: 4px solid var(--color-in);
}

.stock-out-card {
  border-left: 4px solid var(--color-out);
}

/* ── 进度条样式 ── */
.stock-bar {
  height: 6px;
  background: var(--color-border-light);
  border-radius: 3px;
  overflow: hidden;
}

.stock-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width var(--transition-normal);
}

.stock-bar-fill.high { background: var(--color-in); }
.stock-bar-fill.medium { background: #FAAD14; }
.stock-bar-fill.low { background: var(--color-warn); }

/* ── 移动端适配 ── */
@media (max-width: 768px) {
  .page-container {
    padding: 12px;
  }

  .page-title {
    font-size: 18px;
    margin-bottom: 14px;
  }

  /* 统计卡片 - 移动端2列 */
  .stat-cards {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
  }

  .stat-card {
    padding: 14px 12px !important;
  }

  .stat-value {
    font-size: 22px !important;
  }

  .stat-label {
    font-size: 12px !important;
  }

  /* 图表区域 - 移动端单列堆叠 */
  .page-dashboard > div[style*="gridTemplateColumns"] {
    grid-template-columns: 1fr !important;
  }

  /* 导航 */
  .app-sider {
    display: none !important;
  }

  .header-title {
    font-size: 15px !important;
  }

  /* 页面内边距 */
  .page-dashboard > div[style*="padding: '0 24px'"] {
    padding: 0 12px !important;
  }

  .page-dashboard > div[style*="padding: 0 24px"] {
    padding: 0 12px !important;
  }

  /* 表格 */
  .ant-table {
    font-size: 13px;
  }

  .ant-table-cell {
    padding: 8px 4px !important;
  }

  /* 表单 */
  .ant-form-item {
    margin-bottom: 12px;
  }
}