/* =====================================
   DY 数据平台 - 科技扁平化蓝色主题
   ===================================== */

:root {
  --primary: #1890ff;
  --primary-dark: #096dd9;
  --primary-light: #40a9ff;
  --primary-bg: #e6f7ff;
  --success: #52c41a;
  --warning: #faad14;
  --danger: #ff4d4f;
  --text: #1f2937;
  --text-secondary: #6b7280;
  --text-light: #9ca3af;
  --bg: #f0f5ff;
  --bg-card: #ffffff;
  --border: #e8e8e8;
  --sidebar-bg: #001529;
  --sidebar-text: rgba(255,255,255,0.65);
  --sidebar-active: #1890ff;
  --shadow: 0 2px 8px rgba(0,0,0,0.06);
  --radius: 8px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 14px;
}

/* ============ 登录页 ============ */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(135deg, #001529 0%, #003a70 50%, #096dd9 100%);
}

.login-container {
  width: 100%;
  max-width: 400px;
  padding: 20px;
}

.login-card {
  background: rgba(255,255,255,0.98);
  border-radius: 16px;
  padding: 40px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  backdrop-filter: blur(10px);
}

.login-header {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo { margin-bottom: 16px; }

.login-header h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.login-subtitle {
  color: var(--text-light);
  font-size: 14px;
}

.login-form .form-group {
  margin-bottom: 20px;
}

.login-form label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

.form-error {
  color: var(--danger);
  font-size: 13px;
  margin-bottom: 12px;
  min-height: 20px;
}

.login-btn {
  width: 100%;
  height: 44px;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

@keyframes spin { to { transform: rotate(360deg); } }
.btn-loading svg { animation: spin 1s linear infinite; }

/* ============ 表单组件 ============ */
.form-input {
  width: 100%;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  color: var(--text);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}

.form-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(24,144,255,0.15);
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

.form-group label small {
  font-weight: 400;
  color: var(--text-light);
}

.form-row {
  display: flex;
  gap: 16px;
}

.form-row .form-group { flex: 1; }

/* ============ 按钮 ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
  background: #fff;
  color: var(--text);
  outline: none;
  white-space: nowrap;
}

.btn:hover { border-color: var(--primary); color: var(--primary); }

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-sm {
  padding: 4px 12px;
  font-size: 12px;
}

.btn-outline { background: transparent; border-color: var(--border); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }

.btn-outline-danger { background: transparent; border-color: var(--border); color: var(--danger); }
.btn-outline-danger:hover { border-color: var(--danger); color: #fff; background: var(--danger); }

/* ============ 侧边栏 ============ */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: 240px;
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  z-index: 100;
  overflow-y: auto;
}

.sidebar.collapsed {
  width: 56px;
}
.sidebar.collapsed .sidebar-title,
.sidebar.collapsed .nav-text,
.sidebar.collapsed .nav-arrow,
.sidebar.collapsed .nav-submenu,
.sidebar.collapsed .nav-group-header .nav-text,
.sidebar.collapsed .sidebar-footer {
  display: none;
}
.sidebar.collapsed .nav-item {
  justify-content: center;
  padding: 12px 0;
}
.sidebar.collapsed .nav-icon {
  margin: 0;
}
.sidebar.collapsed .sidebar-header {
  justify-content: center;
  padding: 14px 8px;
}
.sidebar.collapsed .sidebar-toggle {
  margin: 0;
}
.sidebar.collapsed .sidebar-toggle svg {
  transform: rotate(180deg);
}
.sidebar.collapsed .sidebar-logo {
  display: none;
}
.sidebar.collapsed ~ .main-content {
  margin-left: 56px;
}

@media (max-width: 768px) {
  .sidebar.collapsed { transform: translateX(-240px); width: 240px; }
  .sidebar.collapsed .sidebar-title,
  .sidebar.collapsed .nav-text,
  .sidebar.collapsed .nav-arrow,
  .sidebar.collapsed .nav-submenu,
  .sidebar.collapsed .nav-group-header .nav-text {
    display: revert;
  }
  .sidebar.collapsed .nav-item { justify-content: revert; padding: revert; }
  .sidebar.collapsed .sidebar-header { justify-content: revert; padding: revert; }
  .sidebar.collapsed .sidebar-toggle svg { transform: none; }
  .sidebar.collapsed ~ .main-content { margin-left: 0; }
}


.sidebar-toggle {
  background: none;
  border: none;
  color: rgba(255,255,255,0.65);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  transition: background 0.2s;
  flex-shrink: 0;
}
.sidebar-toggle:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
}
.sidebar-toggle:hover {
  background: rgba(0,0,0,0.06);
}

.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.3);
  z-index: 99;
}

@media (max-width: 768px) {
  .sidebar.collapsed { transform: translateX(-240px); }
  .sidebar:not(.collapsed) ~ .sidebar-overlay { display: block; }
}


.sidebar-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar-logo {
  flex-shrink: 0;
}

.sidebar-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 600;
  flex-shrink: 0;
}

.user-info { min-width: 0; }
.user-name { color: #fff; font-size: 14px; font-weight: 500; }
.user-role { color: var(--sidebar-text); font-size: 11px; text-transform: uppercase; }

.sidebar-nav {
  flex: 1;
  padding: 12px 0;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  color: var(--sidebar-text);
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border-left: 3px solid transparent;
  font-size: 14px;
}

.nav-item:hover {
  color: #fff;
  background: rgba(255,255,255,0.04);
}

.nav-item.active {
  color: #fff;
  background: rgba(24,144,255,0.15);
  border-left-color: var(--sidebar-active);
}

.nav-icon {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 8px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.logout:hover { color: var(--danger) !important; }

/* ============ 主内容区 ============ */
.main-content {
  margin-left: 240px;
  padding: 24px 32px;
  min-height: 100vh;
}

/* ============ 顶部用户栏 ============ */
.topbar {
  margin-left: 240px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  padding: 8px 32px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 52px;
}

.topbar-user {
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 8px;
  transition: background 0.2s;
}



.topbar-avatar {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--primary);
  flex-shrink: 0;
}

.user-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.topbar-user-info {
  text-align: right;
  line-height: 1.3;
}

.topbar-user-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.topbar-user-role {
  font-size: 11px;
  color: var(--text-light);
}

.topbar-logout {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}

.topbar-logout:hover {
  color: var(--danger);
  border-color: var(--danger);
  background: #fff2f0;
}

.topbar-logout svg {
  flex-shrink: 0;
}

.page-header {
  margin-bottom: 24px;
}

.page-header h1 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.page-desc {
  color: var(--text-light);
  font-size: 14px;
}

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

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.card-header h3 {
  font-size: 15px;
  font-weight: 600;
}

.card-body {
  padding: 20px;
}

/* ============ 统计卡片 ============ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 4px;
  line-height: 1.2;
}

.stat-label {
  font-size: 13px;
  color: var(--text-light);
}

/* ============ 图表网格 ============ */
.chart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.chart-grid .card-body {
  padding: 16px;
  height: 300px;
  position: relative;
}

/* ============ 表格 ============ */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table thead {
  background: #fafafa;
}

.data-table th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid #eee;
  white-space: nowrap;
}

.data-table th:last-child {
  border-right: none;
}

.data-table td {
  padding: 10px 16px;
  border-bottom: 1px solid #f0f0f0;
  border-right: 1px solid #f0f0f0;
  vertical-align: middle;
}

.data-table td:last-child {
  border-right: none;
}

.data-table tbody tr:hover {
  background: var(--primary-bg);
}

.data-table td.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

.data-table td.time {
  font-size: 12px;
  color: var(--text-light);
}

.data-table code {
  background: #f5f5f5;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 12px;
  color: var(--primary-dark);
}

/* ============ 标签 ============ */
.tag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 500;
  line-height: 20px;
}

.tag-blue { background: var(--primary-bg); color: var(--primary); }
.tag-green { background: #f6ffed; color: var(--success); }
.tag-red { background: #fff2f0; color: var(--danger); }
.tag-gray { background: #f5f5f5; color: var(--text-light); }

/* ============ 筛选栏 ============ */
.filter-bar {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.data-count {
  margin-left: auto;
  color: var(--text-light);
  font-size: 13px;
}

/* ============ 分页 ============ */
.pagination-controls { display:flex;align-items:center;justify-content:center;gap:8px; }
.pagination-controls .btn { min-width:80px; }
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 20px;
  padding: 16px 0;
}

.pagination button {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s;
}

.pagination button:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.pagination button.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.pagination button:disabled { opacity: 0.4; cursor: not-allowed; }

/* 当前页码高亮 */
.pagination-inner .btn-sm.btn-primary,
.pagination button.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary-dark);
  font-weight: 700;
  box-shadow: 0 0 0 2px rgba(24,144,255,0.25);
  transform: scale(1.05);
}

.pagination-inner .btn-sm.btn-primary:hover,
.pagination button.btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
}

.page-info {
  margin-left: 12px;
  color: var(--text-light);
  font-size: 13px;
}

/* ============ 状态标记 ============ */
.status-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #d9d9d9;
  margin-right: 6px;
  vertical-align: middle;
}

.status-dot.active { background: var(--success); }

/* ============ 弹窗 ============ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal {
  background: #fff;
  border-radius: 12px;
  width: 500px;
  max-width: 90vw;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 0;
}

.modal-header h3 { font-size: 16px; font-weight: 600; }

.modal-close {
  font-size: 24px;
  color: var(--text-light);
  cursor: pointer;
  line-height: 1;
}

.modal-close:hover { color: var(--text); }

.modal-body { padding: 20px 24px; }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 16px 24px;
  border-top: 1px solid var(--border);
}

/* ============ 加载动画 ============ */
.page-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
}

.loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ============ 产品基础表 ============ */
.data-table th.sortable {
  cursor: pointer;
  user-select: none;
  transition: background 0.2s;
}
.data-table th.sortable:hover {
  background: var(--primary-bg);
}
.sort-arrow {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 4px;
  vertical-align: middle;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--text-light);
  opacity: 0.4;
  transition: opacity 0.2s;
}
th.sortable:hover .sort-arrow {
  opacity: 0.8;
}
.data-table th.sortable.active .sort-arrow {
  opacity: 1;
  border-top-color: var(--primary);
}

.tag-brand {
  background: #f0f5ff;
  color: #2f54eb;
  border: 1px solid #d6e4ff;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
}
.tag-cat {
  background: #fff7e6;
  color: #d46b08;
  border: 1px solid #ffd591;
}
/* 产品类型标签 */
.tag-prod { background:#e6f7ff; color:#1890ff; border:1px solid #91d5ff; padding:2px 10px; border-radius:10px; font-size:11px; }
.tag-pack { background:#f0f0f0; color:#595959; border:1px solid #d9d9d9; padding:2px 10px; border-radius:10px; font-size:11px; }
.tag-gift { background:#fff7e6; color:#fa8c16; border:1px solid #ffd591; padding:2px 10px; border-radius:10px; font-size:11px; }
.tag-sample { background:#f6ffed; color:#52c41a; border:1px solid #b7eb8f; padding:2px 10px; border-radius:10px; font-size:11px; }
.tag-supply { background:#f9f0ff; color:#722ed1; border:1px solid #d3adf7; padding:2px 10px; border-radius:10px; font-size:11px; }
.tag-other { background:#f5f5f5; color:#8c8c8c; border:1px solid #d9d9d9; padding:2px 10px; border-radius:10px; font-size:11px; }
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 12px;
}

.detail-table {
  width: 100%;
  border-collapse: collapse;
}
.detail-table tr {
  border-bottom: 1px solid var(--border);
}
.detail-table tr:last-child {
  border-bottom: none;
}
.detail-label {
  width: 120px;
  padding: 10px 12px;
  background: #fafafa;
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
  vertical-align: top;
}
.detail-value {
  padding: 10px 12px;
  font-size: 14px;
  color: var(--text);
}
.detail-value strong {
  font-size: 15px;
}
/* 产品详情弹窗 */
#productDetailModal .modal {
  width: 800px;
  max-width: 95vw;
  max-height: 90vh;
  overflow-y: auto;
}

.detail-section {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.detail-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 60px 40px;
  color: var(--text-secondary);
  font-size: 14px;
}

/* ============ 产品详情弹窗（出库/库存页面）- 极简商务风 ============ */
.pd-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: pdFadeIn 0.2s ease;
}

@keyframes pdFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.pd-modal {
  background: #fff;
  border-radius: 12px;
  width: 880px;
  max-width: 94vw;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 12px 48px rgba(0,0,0,0.15);
  animation: pdSlideUp 0.25s ease-out;
}

@keyframes pdSlideUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.pd-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 28px 16px;
  border-bottom: 1px solid #f0f0f0;
  position: sticky;
  top: 0;
  background: #fff;
  z-index: 10;
}

.pd-title {
  font-size: 16px;
  font-weight: 600;
  color: #1f2937;
}

.pd-code-badge {
  font-size: 12px;
  color: #1890ff;
  background: #e6f7ff;
  padding: 2px 10px;
  border-radius: 4px;
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
  font-weight: 500;
}

.pd-close-btn {
  margin-left: auto;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #9ca3af;
  transition: all 0.2s;
}

.pd-close-btn:hover {
  background: #f5f5f5;
  color: #1f2937;
}

.pd-body {
  padding: 20px 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pd-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 60px 0;
  color: #9ca3af;
  font-size: 14px;
}

.pd-error {
  text-align: center;
  padding: 60px 0;
  color: #ff4d4f;
  font-size: 14px;
}

/* 卡片 */
.pd-card {
  background: #fafbfc;
  border: 1px solid #f0f0f0;
  border-radius: 8px;
  overflow: hidden;
  transition: box-shadow 0.2s;
}

.pd-card:hover {
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.pd-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  font-size: 13px;
  font-weight: 600;
  color: #1f2937;
  border-bottom: 1px solid #f0f0f0;
  background: #fff;
}

.pd-card-body {
  padding: 4px 0;
}

/* 字段两列布局 */
.pd-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.pd-row-full {
  display: flex;
  align-items: baseline;
  gap: 4px;
  padding: 8px 20px;
  border-bottom: 1px solid #f8f8f8;
  min-height: 34px;
}

.pd-value-name {
  font-size: 14px;
  word-break: break-word;
}

.pd-row {
  display: flex;
  align-items: baseline;
  gap: 4px;
  padding: 8px 20px;
  border-bottom: 1px solid #f8f8f8;
  min-height: 34px;
}

.pd-row:nth-last-child(-n+2) {
  border-bottom: none;
}

.pd-row-highlight {
  background: #f5f9ff;
}

.pd-label {
  width: 64px;
  flex-shrink: 0;
  font-size: 12px;
  color: #9ca3af;
}

.pd-value {
  font-size: 13px;
  color: #1f2937;
  font-weight: 500;
  word-break: break-all;
}

.pd-value strong {
  font-size: 14px;
  font-weight: 600;
}

.pd-value code {
  background: #f0f5ff;
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 12px;
  color: #096dd9;
}

.pd-muted {
  color: #9ca3af !important;
  font-weight: 400 !important;
}

.pd-muted code {
  color: #9ca3af !important;
  background: #f5f5f5 !important;
}

.pd-price {
  color: #d48806;
  font-weight: 700;
  font-size: 15px;
}

.pd-no-data {
  text-align: center;
  padding: 30px 0;
  color: #9ca3af;
  font-size: 13px;
}

.pd-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 0 4px;
  font-size: 12px;
  color: #bfbfbf;
}

.pd-footer-sep {
  opacity: 0.4;
}

.detail-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 60px 40px;
  color: var(--danger);
  font-size: 14px;
}

/* ============ 科技风格弹窗 ============ */
.modal-tech {
  background: #fff;
  border-radius: 16px;
  width: 720px;
  max-width: 92vw;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 24px 80px rgba(0,0,0,0.2);
  animation: modalSlideUp 0.25s ease-out;
}

@keyframes modalSlideUp {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.product-detail-modal { width: 760px; }

#planColModal .modal { width: 660px; }

.modal-tech-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 28px;
  border-bottom: 1px solid #f0f0f0;
  background: linear-gradient(135deg, #fafbff 0%, #f0f5ff 100%);
  border-radius: 16px 16px 0 0;
  position: sticky;
  top: 0;
  z-index: 10;
}

.modal-tech-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

.modal-tech-title svg {
  color: var(--primary);
}

.modal-tech-id {
  font-size: 12px;
  color: var(--text-light);
  font-weight: 400;
  font-family: 'SF Mono', 'Fira Code', monospace;
  background: rgba(24,144,255,0.08);
  padding: 2px 8px;
  border-radius: 4px;
}

.modal-tech-close {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: none;
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  transition: all 0.2s;
}

.modal-tech-close:hover {
  background: rgba(0,0,0,0.04);
  color: var(--text);
}

.modal-tech-body {
  padding: 24px 28px;
}

/* 产品详情 - 英雄区 */
.detail-hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid #f0f0f0;
}

.detail-hero-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.3;
}

.detail-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.tag-brand-sm {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 500;
  background: #f0f5ff;
  color: #2f54eb;
  border: 1px solid #d6e4ff;
}

.tag-spec {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 500;
  background: #f5f5f5;
  color: #595959;
  border: 1px solid #d9d9d9;
}

.detail-hero-code {
  display: flex;
  align-items: center;
  gap: 8px;
}

.detail-code-label {
  font-size: 12px;
  color: var(--text-light);
}

.detail-code-value {
  background: #f5f5f5;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 13px;
  color: var(--primary-dark);
  font-family: 'SF Mono', 'Fira Code', Consolas, monospace;
}

.detail-price-badge {
  text-align: right;
  background: linear-gradient(135deg, #fff7e6 0%, #fffbe6 100%);
  border: 1px solid #ffe58f;
  border-radius: 12px;
  padding: 12px 20px;
  min-width: 120px;
}

.price-label {
  display: block;
  font-size: 11px;
  color: #d48806;
  margin-bottom: 2px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.price-value {
  display: block;
  font-size: 24px;
  font-weight: 700;
  color: #d48806;
  line-height: 1.2;
}

/* 产品详情 - 信息网格 */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.detail-section-card {
  background: linear-gradient(135deg, #fafbff 0%, #f8f9fc 100%);
  border: 1px solid #f0f0f0;
  border-radius: 12px;
  overflow: hidden;
  transition: box-shadow 0.2s;
}

.detail-section-card:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.detail-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  border-bottom: 1px solid #f0f0f0;
  background: rgba(255,255,255,0.7);
}

.detail-section-body {
  padding: 4px 0;
}

.detail-field {
  display: flex;
  padding: 8px 16px;
  border-bottom: 1px solid #f8f8f8;
}

.detail-field:last-child {
  border-bottom: none;
}

.field-label {
  width: 80px;
  flex-shrink: 0;
  font-size: 12px;
  color: var(--text-light);
}

.field-value {
  font-size: 13px;
  color: var(--text);
  font-weight: 500;
}

.field-value code {
  background: #f0f5ff;
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 12px;
  color: var(--primary-dark);
}

/* 产品详情 - 底部时间 */
.detail-footer {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid #f0f0f0;
  font-size: 12px;
  color: var(--text-light);
}

.detail-footer svg {
  opacity: 0.5;
}

.detail-footer-sep {
  margin: 0 8px;
  opacity: 0.3;
}

/* ============ 子菜单 ============ */
.nav-group {
  position: relative;
}

.nav-group-header {
  display: flex !important;
  align-items: center;
  justify-content: flex-start;
}

.nav-arrow {
  margin-left: auto;
  font-size: 10px;
  transition: transform 0.2s ease;
  opacity: 0.6;
}

.nav-arrow.rotated {
  transform: rotate(180deg);
}

.nav-submenu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background: rgba(0,0,0,0.15);
}

.nav-submenu.open {
  max-height: 500px;
}

.nav-sub-item {
  display: flex;
  align-items: center;
  padding: 8px 16px 8px 44px;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: 13px;
  transition: all 0.2s;
  gap: 8px;
}

.nav-sub-item:hover {
  color: #fff;
  background: rgba(255,255,255,0.08);
}

.nav-sub-item.active {
  color: var(--sidebar-active);
  background: rgba(24,144,255,0.1);
  border-right: 3px solid var(--sidebar-active);
}

.nav-sub-icon {
  font-size: 6px;
  opacity: 0.5;
}

/* ============ 标签 ============ */
.tag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}

.tag-blue {
  background: #e6f7ff;
  color: #1890ff;
  border: 1px solid #91d5ff;
}

.tag-green {
  background: #f6ffed;
  color: #52c41a;
  border: 1px solid #b7eb8f;
}

.tag-orange {
  background: #fff7e6;
  color: #fa8c16;
  border: 1px solid #ffd591;
}

.tag-purple {
  background: #f9f0ff;
  color: #722ed1;
  border: 1px solid #d3adf7;
}

.tag-grey {
  background: #f5f5f5;
  color: #8c8c8c;
  border: 1px solid #d9d9d9;
}

/* ============ SKU 链接样式 ============ */
a.sku-link, .sku-link {
  color: var(--primary);
  text-decoration: none;
  cursor: pointer;
  border-bottom: 1px dashed var(--primary-light);
}

a.sku-link:hover {
  color: var(--primary-dark);
  border-bottom: 1px solid var(--primary-dark);
}

a.sku-link code {
  color: inherit;
  background: transparent;
}

/* ============ 库存页 ============ */
.qty-zero {
  color: var(--danger) !important;
}

.qty-low {
  color: var(--warning) !important;
}

.data-table td.qty-zero,
.data-table td.qty-low {
  font-weight: 600;
}

.checkbox-label input[type="checkbox"] {
  width: 15px;
  height: 15px;
  cursor: pointer;
}

/* ============ 显隐字段下拉 ============ */
.col-toggle-dropdown {
  position: relative;
  display: inline-block;
}

.col-toggle-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
  padding: 8px 0;
  min-width: 160px;
  max-height: 400px;
  overflow-y: auto;
  z-index: 1000;
}

.col-toggle-dropdown.open .col-toggle-menu {
  display: block;
}

.col-toggle-menu label {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  white-space: nowrap;
}

.col-toggle-all {
  padding: 4px 14px 2px;
}

.col-toggle-all .cb-all {
  padding: 4px 0;
  font-size: 13px;
  color: var(--primary);
}

.col-toggle-divider {
  height: 1px;
  background: var(--border);
  margin: 2px 8px;
}

.col-toggle-footer {
  padding: 8px 14px 6px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.col-toggle-footer .btn {
  width: 100%;
  justify-content: center;
}

.col-toggle-menu label:hover {
  background: var(--primary-bg);
}

.col-toggle-menu input[type="checkbox"] {
  width: 14px;
  height: 14px;
  cursor: pointer;
  accent-color: var(--primary);
}

/* ============ 序号列 ============ */
.col-index, .row-index, .plan-col-index {
  width: 60px;
  min-width: 60px;
  max-width: 60px;
  text-align: center !important;
  color: var(--text-light);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

#planTable .plan-col-index {
  width: 50px;
  min-width: 50px;
  max-width: 50px;
}

/* ============ 页数选择器 ============ */
.page-size-select {
  padding: 3px 6px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 12px;
  color: var(--text-secondary);
  background: white;
  cursor: pointer;
  outline: none;
}

.page-size-select:focus {
  border-color: var(--primary);
}

.page-size-label {
  font-size: 12px;
  color: var(--text-secondary);
}

.goto-input {
  width: 50px;
  padding: 3px 6px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 12px;
  text-align: center;
  color: var(--text);
  background: white;
  outline: none;
}

.goto-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(24,144,255,0.1);
}

.goto-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
}

.goto-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin: 0 3px;
}

/* ============ 响应式 ============ */
@media (max-width: 768px) {
  .sidebar { width: 240px; }
  .main-content { margin-left: 0; padding: 12px; }
  .sidebar { transform: none; }
  .sidebar.collapsed { transform: translateX(-240px); }
  .sidebar-toggle { display: flex; }
  .chart-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .filter-bar .form-input { width: 100% !important; }
  .data-count { margin-left: 0; }
}

/* ============ 滚动条 ============ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #d9d9d9; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #bfbfbf; }

/* 行内编辑 */
.inline-edit {
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 3px;
  display: inline-block;
  min-width: 40px;
}
.inline-edit:hover {
  background: #e8f4fd;
  border: 1px dashed var(--primary);
  padding: 1px 5px;
}

/* 字段设置弹窗拖拽 */
#planColGrid label:hover { background: #f5f7fa; }
#planColGrid label.dragging { opacity: 0.4; }
#planColGrid label .drag-handle, #planColGrid label span:first-child { color: #bbb; font-size: 12px; cursor: grab; flex-shrink:0; }

/* 计划预测表：居中 + 不换行 + 供应商名称左对齐 */
#planTable th,
#planTable td {
  text-align: center;
  white-space: nowrap;
}