import React, { useState, useEffect, useCallback, useMemo, useRef } from 'react';
import {
  Truck,
  Warehouse,
  Activity,
  PlusCircle,
  MinusCircle,
  History,
  ChevronDown,
  ChevronRight,
  Info,
  Loader2,
  Search,
  Filter,
  ArrowRightLeft,
  Users,
  MapPin,
  Building2,
} from 'lucide-react';
import { motion, AnimatePresence } from 'motion/react';
import {
  BarChart,
  Bar,
  XAxis,
  YAxis,
  CartesianGrid,
  Tooltip,
  ResponsiveContainer,
  PieChart,
  Pie,
  Cell,
  LabelList,
} from 'recharts';
import type { SummaryData, TypeSummary, VehicleListItem, DeptGroup, RegionGroup, CustomerStats, RegionalInventoryStats } from './types';
import { fetchSummary, fetchByType, fetchVehicleList, fetchWeeklyDetail, fetchDeptStats, fetchRegionStats, fetchCustomerStats, fetchInventoryStats, fetchRegionChart } from './api';
import type { WeeklyDetailItem } from './api';

// --- SearchSelect Component ---
function SearchSelect({ value, onChange, options, placeholder, className }: {
  value: string;
  onChange: (v: string) => void;
  options: string[];
  placeholder: string;
  className?: string;
}) {
  const [open, setOpen] = useState(false);
  const [query, setQuery] = useState('');
  const ref = useRef<HTMLDivElement>(null);

  useEffect(() => {
    const handler = (e: MouseEvent) => {
      if (ref.current && !ref.current.contains(e.target as Node)) setOpen(false);
    };
    document.addEventListener('mousedown', handler);
    return () => document.removeEventListener('mousedown', handler);
  }, []);

  const filtered = useMemo(() => {
    if (!query) return options;
    const q = query.toLowerCase();
    return options.filter((o) => o.toLowerCase().includes(q));
  }, [options, query]);

  const displayValue = value || '';

  return (
    <div ref={ref} className="relative">
      <div
        className={`flex items-center bg-white border border-gray-200 rounded-lg shadow-sm cursor-pointer transition-all focus-within:ring-2 focus-within:ring-blue-500/20 focus-within:border-blue-500 ${className || 'text-xs py-1.5 px-2'}`}
        onClick={() => setOpen(!open)}
      >
        <input
          type="text"
          className="flex-1 outline-none bg-transparent min-w-0 text-inherit"
          placeholder={displayValue || placeholder}
          value={open ? query : displayValue}
          onChange={(e) => { setQuery(e.target.value); if (!open) setOpen(true); }}
          onFocus={() => { setOpen(true); setQuery(''); }}
        />
        <ChevronDown size={14} className={`text-gray-400 shrink-0 transition-transform ${open ? 'rotate-180' : ''}`} />
      </div>
      {open && (
        <div className="absolute z-50 left-0 right-0 mt-1 bg-white border border-gray-200 rounded-lg shadow-xl max-h-48 overflow-auto">
          <div
            className="px-2 py-1.5 text-xs text-gray-400 cursor-pointer hover:bg-gray-50"
            onClick={() => { onChange(''); setQuery(''); setOpen(false); }}
          >
            {placeholder}
          </div>
          {filtered.map((o) => (
            <div
              key={o}
              className={`px-2 py-1.5 text-xs cursor-pointer hover:bg-blue-50 transition-colors ${o === value ? 'bg-blue-50 text-blue-600 font-bold' : 'text-gray-700'}`}
              onClick={() => { onChange(o); setQuery(''); setOpen(false); }}
            >
              {o}
            </div>
          ))}
          {filtered.length === 0 && (
            <div className="px-2 py-3 text-xs text-gray-400 text-center">无匹配项</div>
          )}
        </div>
      )}
    </div>
  );
}

// --- Constants ---
const TABS = [
  { id: 'overview', label: '总览' },
  { id: 'department', label: '按部门' },
  { id: 'region', label: '按区域' },
  { id: 'customer', label: '按客户' },
];

export default function App() {
  const [activeTab, setActiveTab] = useState<'overview' | 'department' | 'region' | 'customer'>('overview');
  const [tabReady, setTabReady] = useState(true);
  const prevTabRef = useRef(activeTab);
  useEffect(() => {
    if (prevTabRef.current !== activeTab) {
      setTabReady(false);
      prevTabRef.current = activeTab;
      const id = requestAnimationFrame(() => { setTabReady(true); });
      return () => cancelAnimationFrame(id);
    }
  }, [activeTab]);
  const [theme, setTheme] = useState<'soft' | 'minimal' | 'vibrant'>('soft');
  const [expandedModels, setExpandedModels] = useState<Set<string>>(new Set());
  const [expandedAssetTypes, setExpandedAssetTypes] = useState<Set<string>>(new Set());
  const [showPlateNumbers, setShowPlateNumbers] = useState<{
    batch: string;
    model: string;
    location: string;
    category?: 'Inventory' | 'Pending' | 'Delivered' | 'Returned' | 'Replaced' | 'Operating';
    vehicleType?: string;
    manager?: string;
    customer?: string;
    department?: string;
    attendance?: 'active' | 'idle';
    isColdChain?: boolean;
    isTrailer?: boolean;
    type?: string;
    source?: string;
    title?: string;
  } | null>(null);

  // Data state
  const [summary, setSummary] = useState<SummaryData | null>(null);
  const [processedData, setProcessedData] = useState<TypeSummary[]>([]);
  const [modalVehicles, setModalVehicles] = useState<VehicleListItem[]>([]);
  const [modalWeeklyDetail, setModalWeeklyDetail] = useState<WeeklyDetailItem[]>([]);
  const [loading, setLoading] = useState(true);
  const [error, setError] = useState<string | null>(null);
  const [lastUpdate, setLastUpdate] = useState<string>('');
  const [modalLoading, setModalLoading] = useState(false);

  // Dept/Region/Customer data
  const [deptData, setDeptData] = useState<DeptGroup[]>([]);
  const [regionData, setRegionData] = useState<RegionGroup[]>([]);
  const [customerData, setCustomerData] = useState<CustomerStats[]>([]);

  // Dept section state
  const [deptViewMode, setDeptViewMode] = useState<'department' | 'manager'>('department');
  const [expandedDepts, setExpandedDepts] = useState<Set<string>>(new Set());
  const [expandedManagerDetails, setExpandedManagerDetails] = useState<Set<string>>(new Set());
  const [selectedManager, setSelectedManager] = useState<string>('All');

  // Region section state
  const [expandedRegions, setExpandedRegions] = useState<Set<string>>(new Set());
  const [expandedRegionCities, setExpandedRegionCities] = useState<Set<string>>(new Set());
  const [regionFilters, setRegionFilters] = useState({ region: '', city: '', customer: '' });
  const [isRegionFilterOpen, setIsRegionFilterOpen] = useState(false);
  const [draftRegionFilters, setDraftRegionFilters] = useState({ region: '', city: '', customer: '' });

  // Customer section state
  const [expandedCustomers, setExpandedCustomers] = useState<Set<string>>(new Set());
  const [customerFilters, setCustomerFilters] = useState({ customer: '', brand: '', department: '', manager: '', region: '' });
  const [isCustomerFilterOpen, setIsCustomerFilterOpen] = useState(false);
  const [draftCustomerFilters, setDraftCustomerFilters] = useState({ customer: '', brand: '', department: '', manager: '', region: '' });

  // Inventory statistics section state
  const [inventoryData, setInventoryData] = useState<RegionalInventoryStats[]>([]);
  const [inventoryTab, setInventoryTab] = useState<'region' | 'model'>('region');
  const [expandedInventoryRegions, setExpandedInventoryRegions] = useState<Set<string>>(new Set());
  const [expandedInventoryTypes, setExpandedInventoryTypes] = useState<Set<string>>(new Set(['4.5T普货']));
  const [inventoryFilters, setInventoryFilters] = useState({ region: '', city: '', brand: '', type: '', model: '' });
  const [isInventoryFilterOpen, setIsInventoryFilterOpen] = useState(false);
  const [draftInventoryFilters, setDraftInventoryFilters] = useState({ region: '', city: '', brand: '', type: '', model: '' });

  // Chart view states
  const [customerChartView, setCustomerChartView] = useState<'region' | 'province'>('region');
  const [regionChartView, setRegionChartView] = useState<'region' | 'province'>('region');
  const [regionChartData, setRegionChartData] = useState<{ name: string; value: number }[]>([]);

  // Modal filter state
  const [modalFilters, setModalFilters] = useState({ plateNumber: '', model: '', brand: '', location: '' });
  const [isModalFilterExpanded, setIsModalFilterExpanded] = useState(false);

  // Reset modal filters when modal opens
  useEffect(() => {
    if (showPlateNumbers) {
      setModalFilters({ plateNumber: '', model: '', brand: '', location: '' });
    }
  }, [showPlateNumbers]);

  const loadData = useCallback(async () => {
    try {
      setLoading(true);
      setError(null);
      const [s, byType, dept, region, cust, inv] = await Promise.all([
        fetchSummary(),
        fetchByType(),
        fetchDeptStats(),
        fetchRegionStats(),
        fetchCustomerStats(),
        fetchInventoryStats(),
      ]);
      setSummary(s);
      setProcessedData(byType);
      setDeptData(dept);
      setRegionData(region);
      setCustomerData(cust);
      setInventoryData(inv);
      setLastUpdate(new Date().toLocaleString('zh-CN'));
    } catch (e) {
      setError(e instanceof Error ? e.message : '数据加载失败');
    } finally {
      setLoading(false);
    }
  }, []);

  useEffect(() => {
    loadData();
    const interval = setInterval(loadData, 60 * 1000);
    return () => clearInterval(interval);
  }, [loadData]);

  // Re-fetch region data when filters change
  useEffect(() => {
    const hasFilter = regionFilters.customer || regionFilters.city || regionFilters.region;
    if (hasFilter) {
      fetchRegionStats({ customer: regionFilters.customer || undefined, city: regionFilters.city || undefined, region: regionFilters.region || undefined })
        .then(setRegionData).catch(() => {});
    } else {
      // No filters: use data from the main loadData cycle
      fetchRegionStats().then(setRegionData).catch(() => {});
    }
  }, [regionFilters]);

  // Fetch region chart data when view changes
  useEffect(() => {
    fetchRegionChart(regionChartView, regionChartView === 'province' ? 5 : 8).then(setRegionChartData).catch(() => setRegionChartData([]));
  }, [regionChartView]);

  // Load modal vehicles
  useEffect(() => {
    if (!showPlateNumbers) {
      setModalVehicles([]);
      setModalWeeklyDetail([]);
      return;
    }
    setModalLoading(true);
    const cat = showPlateNumbers.category;

    // Weekly categories use the dedicated weekly-detail endpoint
    const weeklyTypes: Record<string, string> = { Delivered: 'delivered', Returned: 'returned', Replaced: 'replaced', Pending: 'pending' };
    if (cat && weeklyTypes[cat]) {
      setModalVehicles([]);
      fetchWeeklyDetail(weeklyTypes[cat])
        .then(setModalWeeklyDetail)
        .catch(() => setModalWeeklyDetail([]))
        .finally(() => setModalLoading(false));
      return;
    }

    // Normal vehicle list
    setModalWeeklyDetail([]);
    const params: Record<string, string> = {};
    if (showPlateNumbers.vehicleType) params.vehicleType = showPlateNumbers.vehicleType;
    if (showPlateNumbers.batch !== 'All') params.batch = showPlateNumbers.batch;
    if (showPlateNumbers.model !== 'All') params.model = showPlateNumbers.model;
    if (showPlateNumbers.location !== 'All') params.location = showPlateNumbers.location;
    if (cat === 'Inventory') params.category = 'Inventory';
    if (cat === 'Operating') params.category = 'Operating';
    if (showPlateNumbers.manager) params.manager = showPlateNumbers.manager;
    if (showPlateNumbers.customer) params.customer = showPlateNumbers.customer;
    if (showPlateNumbers.department) params.department = showPlateNumbers.department;
    if (showPlateNumbers.attendance) params.attendance = showPlateNumbers.attendance;
    if (!showPlateNumbers.type) {
      if (showPlateNumbers.isColdChain !== undefined) params.isColdChain = String(showPlateNumbers.isColdChain);
      if (showPlateNumbers.isTrailer !== undefined) params.isTrailer = String(showPlateNumbers.isTrailer);
    }
    // Map type field to backend vehicleType
    if (showPlateNumbers.type) {
      const t = showPlateNumbers.type;
      if (t === '4.5T') {
        if (showPlateNumbers.isColdChain === true) params.vehicleType = '4.5T冷链';
        else if (showPlateNumbers.isColdChain === false) params.vehicleType = '4.5T普货';
      } else if (t === '4.5T普货' || t === '4.5T冷链' || t === '18T' || t === '49T' || t === '挂车' || t === '其他') {
        params.vehicleType = t;
      } else if (t === '其他车型') {
        if (showPlateNumbers.isTrailer === true) params.isTrailer = 'true';
        else if (showPlateNumbers.isTrailer === false) params.vehicleType = '其他';
      }
    }
    fetchVehicleList(params)
      .then(setModalVehicles)
      .catch(() => setModalVehicles([]))
      .finally(() => setModalLoading(false));
  }, [showPlateNumbers]);

  const allTypesExpanded = processedData.length > 0 && processedData.every((t) => expandedAssetTypes.has(t.type));

  const toggleAllAssetTypes = () => {
    if (allTypesExpanded) {
      setExpandedAssetTypes(new Set());
    } else {
      setExpandedAssetTypes(new Set(processedData.map((t) => t.type)));
    }
  };

  const toggleAssetType = (type: string) => {
    const newSet = new Set(expandedAssetTypes);
    if (newSet.has(type)) newSet.delete(type);
    else newSet.add(type);
    setExpandedAssetTypes(newSet);
  };

  const toggleModel = (model: string) => {
    const newSet = new Set(expandedModels);
    if (newSet.has(model)) newSet.delete(model);
    else newSet.add(model);
    setExpandedModels(newSet);
  };

  const toggleDept = (dept: string) => {
    const newSet = new Set(expandedDepts);
    if (newSet.has(dept)) newSet.delete(dept);
    else newSet.add(dept);
    setExpandedDepts(newSet);
  };

  const toggleManagerDetails = (manager: string) => {
    const newSet = new Set(expandedManagerDetails);
    if (newSet.has(manager)) newSet.delete(manager);
    else newSet.add(manager);
    setExpandedManagerDetails(newSet);
  };

  const toggleRegion = (region: string) => {
    const newSet = new Set(expandedRegions);
    if (newSet.has(region)) newSet.delete(region);
    else newSet.add(region);
    setExpandedRegions(newSet);
  };

  const toggleRegionCity = (key: string) => {
    const newSet = new Set(expandedRegionCities);
    if (newSet.has(key)) newSet.delete(key);
    else newSet.add(key);
    setExpandedRegionCities(newSet);
  };

  const toggleCustomer = (customer: string) => {
    const newSet = new Set(expandedCustomers);
    if (newSet.has(customer)) newSet.delete(customer);
    else newSet.add(customer);
    setExpandedCustomers(newSet);
  };

  const toggleInventoryRegion = (region: string) => {
    const newSet = new Set(expandedInventoryRegions);
    if (newSet.has(region)) newSet.delete(region);
    else newSet.add(region);
    setExpandedInventoryRegions(newSet);
  };

  const toggleInventoryType = (type: string) => {
    const newSet = new Set(expandedInventoryTypes);
    if (newSet.has(type)) newSet.delete(type);
    else newSet.add(type);
    setExpandedInventoryTypes(newSet);
  };

  // Derived data for inventory section
  const filteredInventoryStats = useMemo(() => inventoryData.filter((s) => {
    const mr = !inventoryFilters.region || s.region === inventoryFilters.region;
    const mc = !inventoryFilters.city || s.city === inventoryFilters.city;
    const mb = !inventoryFilters.brand || s.brand === inventoryFilters.brand;
    const mt = !inventoryFilters.type || s.type === inventoryFilters.type;
    const mm = !inventoryFilters.model || s.model === inventoryFilters.model;
    return mr && mc && mb && mt && mm;
  }), [inventoryData, inventoryFilters]);

  const uniqueInventoryBrands = useMemo(() => Array.from(new Set(inventoryData.map((s) => s.brand).filter(Boolean))), [inventoryData]);
  const uniqueInventoryRegions = useMemo(() => Array.from(new Set(inventoryData.map((s) => s.region))), [inventoryData]);
  const uniqueInventoryCities = useMemo(() => Array.from(new Set(inventoryData.map((s) => s.city).filter(Boolean))), [inventoryData]);
  const INVENTORY_TYPE_ORDER_LIST = ['4.5T普货', '4.5T冷链', '18T', '49T', '挂车', '其他'];
  const uniqueInventoryTypes = useMemo(() => {
    const types = Array.from(new Set(inventoryData.map((s) => s.type).filter(Boolean)));
    return types.sort((a, b) => INVENTORY_TYPE_ORDER_LIST.indexOf(a) - INVENTORY_TYPE_ORDER_LIST.indexOf(b));
  }, [inventoryData]);
  const uniqueInventoryModelsForType = useMemo(() => {
    const typeFilter = isInventoryFilterOpen ? draftInventoryFilters.type : inventoryFilters.type;
    const source = typeFilter ? inventoryData.filter((s) => s.type === typeFilter) : inventoryData;
    return Array.from(new Set(source.map((s) => s.model).filter(Boolean)));
  }, [inventoryData, inventoryFilters.type, draftInventoryFilters.type, isInventoryFilterOpen]);

  const inventoryByRegion = useMemo(() => {
    const result: Record<string, Record<string, RegionalInventoryStats[]>> = {};
    for (const s of filteredInventoryStats) {
      if (!result[s.region]) result[s.region] = {};
      if (!result[s.region][s.city]) result[s.region][s.city] = [];
      result[s.region][s.city].push(s);
    }
    return result;
  }, [filteredInventoryStats]);

  const inventoryByModel = useMemo(() => {
    const INVENTORY_TYPE_ORDER = ['4.5T普货', '4.5T冷链', '18T', '49T', '挂车', '其他'];
    const raw: Record<string, Record<string, RegionalInventoryStats[]>> = {};
    for (const s of filteredInventoryStats) {
      if (!raw[s.type]) raw[s.type] = {};
      if (!raw[s.type][s.model]) raw[s.type][s.model] = [];
      raw[s.type][s.model].push(s);
    }
    const result: Record<string, Record<string, RegionalInventoryStats[]>> = {};
    for (const t of INVENTORY_TYPE_ORDER) { if (raw[t]) result[t] = raw[t]; }
    for (const t of Object.keys(raw)) { if (!result[t]) result[t] = raw[t]; }
    return result;
  }, [filteredInventoryStats]);

  // Derived data for dept section
  const allManagersList = useMemo(() => deptData.flatMap((d) => d.managers.map((m) => m.manager)).filter((v, i, a) => a.indexOf(v) === i).sort(), [deptData]);
  const managersGroupedByDept = useMemo(() => deptData.map((d) => ({ department: d.department, managers: d.managers.map((m) => m.manager) })), [deptData]);
  const managerStats = useMemo(() => deptData
    .flatMap((d) => d.managers)
    .filter((m) => selectedManager === 'All' || m.manager === selectedManager)
    .sort((a, b) => b.total - a.total), [deptData, selectedManager]);

  // Derived data for customer section
  const filteredCustomerStats = useMemo(() => customerData.filter((s) => {
    const mc = !customerFilters.customer || s.customer === customerFilters.customer;
    const mb = !customerFilters.brand || s.brand === customerFilters.brand;
    const md = !customerFilters.department || s.department === customerFilters.department;
    const mm = !customerFilters.manager || s.manager === customerFilters.manager;
    const mr = !customerFilters.region || s.region === customerFilters.region;
    return mc && mb && md && mm && mr;
  }), [customerData, customerFilters]);
  const uniqueBrands = useMemo(() => Array.from(new Set(customerData.map((s) => s.brand).filter(Boolean))), [customerData]);
  const uniqueDepts = useMemo(() => {
    const numMap: Record<string, number> = { '一': 1, '二': 2, '三': 3, '四': 4, '五': 5, '六': 6, '七': 7, '八': 8, '九': 9, '十': 10 };
    const getOrder = (name: string) => { const m = name.match(/[一二三四五六七八九十]/); return m ? (numMap[m[0]] || 99) : 99; };
    return Array.from(new Set(customerData.map((s) => s.department).filter(Boolean))).sort((a, b) => getOrder(a) - getOrder(b));
  }, [customerData]);
  const uniqueRegions = useMemo(() => Array.from(new Set(customerData.map((s) => s.region))), [customerData]);
  const uniqueCities = useMemo(() => Array.from(new Set(customerData.map((s) => s.city).filter(Boolean))), [customerData]);
  const uniqueCustomerNames = useMemo(() => Array.from(new Set(customerData.map((s) => s.customer).filter(Boolean))), [customerData]);
  const uniqueCustomerManagers = useMemo(() => Array.from(new Set(customerData.map((s) => s.manager).filter(Boolean))), [customerData]);
  const customerManagersGroupedByDept = useMemo(() => {
    const numMap: Record<string, number> = { '一': 1, '二': 2, '三': 3, '四': 4, '五': 5, '六': 6, '七': 7, '八': 8, '九': 9, '十': 10 };
    const getDeptOrder = (name: string) => {
      if (name === '公务车') return 100;
      const m = name.match(/[一二三四五六七八九十]/);
      return m ? (numMap[m[0]] || 99) : 99;
    };
    // Use deptData order as primary source (already sorted), fallback to customerData
    const deptMap = new Map<string, Set<string>>();
    // First add from deptData to get correct dept order and all managers
    for (const d of deptData) {
      if (!deptMap.has(d.department)) deptMap.set(d.department, new Set());
      for (const m of d.managers) deptMap.get(d.department)!.add(m.manager);
    }
    // Then add any extra from customerData
    for (const s of customerData) {
      if (!s.manager || !s.department) continue;
      if (!deptMap.has(s.department)) deptMap.set(s.department, new Set());
      deptMap.get(s.department)!.add(s.manager);
    }
    return Array.from(deptMap.entries())
      .sort((a, b) => getDeptOrder(a[0]) - getDeptOrder(b[0]))
      .map(([dept, mgrs]) => ({ department: dept, managers: Array.from(mgrs) }));
  }, [customerData, deptData]);
  const uniqueInventoryModels = useMemo(() => Array.from(new Set(inventoryData.map((s) => s.model).filter(Boolean))), [inventoryData]);
  const uniqueModalPlates = useMemo(() => Array.from(new Set(modalVehicles.map(v => v.plateNumber || v.vin).filter(Boolean))), [modalVehicles]);
  const uniqueModalModels = useMemo(() => Array.from(new Set(modalVehicles.map(v => v.model).filter(Boolean))), [modalVehicles]);
  const uniqueModalBrands = useMemo(() => Array.from(new Set(modalVehicles.map(v => v.brandLabel).filter((x): x is string => Boolean(x)))), [modalVehicles]);
  const uniqueModalLocations = useMemo(() => Array.from(new Set(modalVehicles.map(v => v.location).filter(Boolean))), [modalVehicles]);

  // Derived data for region section
  // regionData is already filtered by backend based on regionFilters

  // Filtered modal vehicles based on modal filters
  const filteredModalVehicles = useMemo(() => modalVehicles.filter((v) => {
    const mp = !modalFilters.plateNumber || (v.plateNumber || v.vin) === modalFilters.plateNumber;
    const mm = !modalFilters.model || v.model === modalFilters.model;
    const mb = !modalFilters.brand || v.brandLabel === modalFilters.brand;
    const ml = !modalFilters.location || v.location === modalFilters.location;
    return mp && mm && mb && ml;
  }), [modalVehicles, modalFilters]);

  const filteredModalWeeklyDetail = useMemo(() => modalWeeklyDetail.filter((v) => {
    const mp = !modalFilters.plateNumber || v.plate_number === modalFilters.plateNumber;
    return mp;
  }), [modalWeeklyDetail, modalFilters.plateNumber]);

  const [customerProvinceData, setCustomerProvinceData] = useState<{ name: string; value: number }[]>([]);
  useEffect(() => {
    if (customerChartView === 'province') {
      fetchRegionChart('province', 5).then(setCustomerProvinceData).catch(() => setCustomerProvinceData([]));
    }
  }, [customerChartView]);

  const customerPieData = useMemo(() => {
    if (customerChartView === 'region') {
      const map: Record<string, number> = {};
      customerData.forEach(item => { map[item.region] = (map[item.region] || 0) + item.total; });
      return Object.entries(map).map(([name, value]) => ({ name, value })).sort((a, b) => b.value - a.value);
    } else {
      return customerProvinceData;
    }
  }, [customerData, customerChartView, customerProvinceData]);

  const watermarkText = useMemo(() => `羚牛氢能-${new Date().toLocaleString('zh-CN', { year: 'numeric', month: '2-digit', day: '2-digit', hour: '2-digit', minute: '2-digit', second: '2-digit', hour12: false }).replace(/\//g, '-')}`, [lastUpdate]);

  if (loading && !summary) {
    return (
      <div className="min-h-screen bg-[#F8F9FB] flex items-center justify-center">
        <div className="flex flex-col items-center gap-3">
          <Loader2 className="animate-spin text-blue-500" size={32} />
          <span className="text-sm text-gray-500">正在加载数据...</span>
        </div>
      </div>
    );
  }

  if (error && !summary) {
    return (
      <div className="min-h-screen bg-[#F8F9FB] flex items-center justify-center">
        <div className="flex flex-col items-center gap-3 text-center">
          <div className="text-red-500 text-lg font-bold">加载失败</div>
          <div className="text-sm text-gray-500">{error}</div>
          <button onClick={loadData} className="mt-2 px-4 py-2 bg-blue-500 text-white rounded text-sm hover:bg-blue-600">
            重试
          </button>
        </div>
      </div>
    );
  }

  const SUMMARY = summary!;

  return (
    <div className="min-h-screen bg-[#F8F9FB] text-gray-800 font-sans p-6 pb-20 md:pb-6 relative">
      {/* Watermark */}
      <div className="fixed inset-0 pointer-events-none z-[9999] overflow-hidden" style={{ opacity: 0.06 }}>
        <div className="absolute inset-0" style={{
          backgroundImage: `url("data:image/svg+xml,${encodeURIComponent(`<svg xmlns='http://www.w3.org/2000/svg' width='320' height='200'><text x='50%' y='50%' text-anchor='middle' dominant-baseline='middle' font-size='14' font-family='sans-serif' fill='%23000' transform='rotate(-25 160 100)'>${watermarkText}</text></svg>`)}")`,
          backgroundRepeat: 'repeat',
        }} />
      </div>
      {/* Compact Header Bar */}
      <div className="sticky top-0 z-40 -mx-6 -mt-6 mb-4 bg-white/95 backdrop-blur-sm border-b border-gray-100/80">
        {/* Title row */}
        <div className="relative flex items-center justify-center px-4 pt-3 pb-1">
          <h1 className="hidden sm:block text-base font-semibold text-gray-800 tracking-wide">羚牛氢能车辆资产</h1>
          {/* Right: status + theme */}
          <div className="absolute right-4 top-1/2 -translate-y-1/2 flex items-center gap-2">
            <div className="hidden sm:flex items-center gap-1 text-[10px] text-gray-400">
              <span className="w-1.5 h-1.5 rounded-full bg-green-400 animate-pulse inline-block" />
              <span>{lastUpdate}</span>
            </div>
            {loading && (
              <div className="flex items-center gap-1 text-[10px] text-gray-400">
                <Loader2 className="animate-spin" size={10} />
              </div>
            )}
            <div className="hidden sm:flex bg-gray-100 p-0.5 rounded-lg text-[10px]">
              {(['soft','minimal','vibrant'] as const).map((t) => (
                <button
                  key={t}
                  onClick={() => setTheme(t)}
                  className={`px-2 py-0.5 rounded-md transition-all ${theme === t ? 'bg-white text-blue-600 shadow-sm font-semibold' : 'text-gray-400 hover:text-gray-600'}`}
                >
                  {t === 'soft' ? '柔和' : t === 'minimal' ? '简约' : '经典'}
                </button>
              ))}
            </div>
          </div>
        </div>
        {/* Tab row */}
        <div className="flex items-center justify-center gap-1 px-4 pb-0 overflow-x-auto no-scrollbar">
          {TABS.map(tab => (
            <button
              key={tab.id}
              onClick={() => setActiveTab(tab.id as typeof activeTab)}
              className={`relative px-4 py-2 text-[13px] font-normal transition-all whitespace-nowrap ${
                activeTab === tab.id
                  ? 'text-blue-600 font-medium'
                  : 'text-gray-400 hover:text-gray-500'
              }`}
            >
              {tab.label}
              {activeTab === tab.id && (
                <motion.div
                  layoutId="activeTab"
                  className="absolute bottom-0 left-2 right-2 h-[1.5px] bg-blue-600 rounded-full"
                  transition={{ type: 'spring', stiffness: 300, damping: 30 }}
                />
              )}
            </button>
          ))}
        </div>
        {/* Status row */}
        <div className="flex items-center justify-center gap-4 py-1.5 text-[10px] text-gray-400">
          <div className="flex items-center gap-1">
            <span className="w-1 h-1 rounded-full bg-blue-400 inline-block" />
            最后更新: {lastUpdate}
          </div>
          <div className="flex items-center gap-1">
            <span className="w-1 h-1 rounded-full bg-green-400 animate-pulse inline-block" />
            每分钟更新一次
          </div>
        </div>
      </div>

      {/* Main Content Area */}
      <div className="flex flex-col gap-6">

        {!tabReady && (
          <div className="flex items-center justify-center py-20">
            <Loader2 className="animate-spin text-blue-500" size={28} />
          </div>
        )}

        {tabReady && activeTab === 'overview' && (
          <>
            {/* Header Summary - Ultra Compact */}
            <div className="grid grid-cols-2 md:grid-cols-4 lg:grid-cols-6 gap-2 mb-2">
              {/* Total Assets */}
              <div className="bg-white p-2 rounded-sm border border-gray-100 shadow-sm flex items-center gap-2 cursor-pointer hover:bg-gray-50 transition-colors"
                   onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', source: 'asset', title: '资产概览' })}>
                <div className="w-7 h-7 rounded bg-gray-50 flex items-center justify-center text-gray-400">
                  <Truck size={14} />
                </div>
                <div>
                  <div className="text-[9px] text-gray-400 font-medium uppercase leading-none mb-0.5">资产总数</div>
                  <div className="text-base font-bold text-gray-800 leading-none">{SUMMARY.totalAssets.toLocaleString()}</div>
                </div>
              </div>

              {/* Operating */}
              <div className="bg-white p-2 rounded-sm border border-gray-100 shadow-sm flex items-center gap-2 cursor-pointer hover:bg-blue-50 transition-colors"
                   onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', category: 'Operating', source: 'asset', title: '正在运营' })}>
                <div className="w-7 h-7 rounded bg-blue-50 flex items-center justify-center text-blue-500">
                  <Activity size={14} />
                </div>
                <div>
                  <div className="text-[9px] text-gray-400 font-medium uppercase leading-none mb-0.5">总运营</div>
                  <div className="flex items-baseline gap-1">
                    <span className="text-base font-bold text-blue-600 leading-none">{SUMMARY.operating.total}</span>
                    <span className="text-[8px] text-gray-400 leading-none">自{SUMMARY.operating.self} 租{SUMMARY.operating.leased}{SUMMARY.operating.hanging > 0 && ` 挂${SUMMARY.operating.hanging}`}</span>
                  </div>
                </div>
              </div>

              {/* Inventory */}
              <div className="bg-white p-2 rounded-sm border border-gray-100 shadow-sm flex items-center gap-2 cursor-pointer hover:bg-gray-50 transition-colors"
                   onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', category: 'Inventory', source: 'asset', title: '库存总数' })}>
                <div className="w-7 h-7 rounded bg-gray-50 flex items-center justify-center text-gray-500">
                  <Warehouse size={14} />
                </div>
                <div>
                  <div className="text-[9px] text-gray-400 font-medium uppercase leading-none mb-0.5">总库存</div>
                  <div className="flex items-baseline gap-1">
                    <span className="text-base font-bold text-gray-800 leading-none">{SUMMARY.inventory.total}</span>
                    <span className="text-[8px] text-gray-400 leading-none">库{SUMMARY.inventory.inStock} 异{SUMMARY.inventory.abnormal}</span>
                  </div>
                </div>
              </div>

              {/* Pending */}
              <div className="bg-white p-2 rounded-sm border border-gray-100 shadow-sm flex items-center gap-2 cursor-pointer hover:bg-blue-50 transition-colors"
                   onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', category: 'Pending', source: 'asset', title: '待交车' })}>
                <div className="w-7 h-7 rounded bg-blue-50 flex items-center justify-center text-blue-500">
                  <PlusCircle size={14} />
                </div>
                <div>
                  <div className="text-[9px] text-blue-500 font-bold uppercase leading-none mb-0.5">待交车</div>
                  <div className="text-base font-bold text-blue-600 leading-none">{SUMMARY.pendingDelivery}</div>
                </div>
              </div>

              {/* Dynamics */}
              <div className="bg-white p-2 rounded-sm border border-gray-100 shadow-sm col-span-2">
                <div className="flex items-center justify-between mb-1.5">
                  <div className="text-[9px] text-gray-400 font-bold uppercase tracking-tight">本周动态</div>
                  <div className="text-[7px] text-gray-300 font-normal italic">上周六-本周五</div>
                </div>
                <div className="flex justify-between items-center gap-1">
                  <div className="flex-1 flex flex-col items-center cursor-pointer hover:bg-green-50 py-1 rounded transition-all group">
                    <span className="text-xs font-bold text-gray-800 group-hover:text-green-600">{SUMMARY.weeklyNew}</span>
                    <span className="text-[8px] text-green-500/80 font-bold mt-0.5">新增</span>
                  </div>
                  <div className="w-[1px] h-3 bg-gray-100"></div>
                  <div className="flex-1 flex flex-col items-center cursor-pointer hover:bg-blue-50 py-1 rounded transition-all group"
                       onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', category: 'Delivered', source: 'asset', title: '本周交车' })}>
                    <span className="text-xs font-bold text-gray-800 group-hover:text-blue-600">{SUMMARY.weeklyDelivered}</span>
                    <span className="text-[8px] text-blue-500/80 font-bold mt-0.5">交车</span>
                  </div>
                  <div className="w-[1px] h-3 bg-gray-100"></div>
                  <div className="flex-1 flex flex-col items-center cursor-pointer hover:bg-orange-50 py-1 rounded transition-all group"
                       onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', category: 'Returned', source: 'asset', title: '本周还车' })}>
                    <span className="text-xs font-bold text-gray-800 group-hover:text-orange-600">{SUMMARY.weeklyReturned}</span>
                    <span className="text-[8px] text-orange-500/80 font-bold mt-0.5">还车</span>
                  </div>
                  <div className="w-[1px] h-3 bg-gray-100"></div>
                  <div className="flex-1 flex flex-col items-center cursor-pointer hover:bg-purple-50 py-1 rounded transition-all group"
                       onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', category: 'Replaced', source: 'asset', title: '本周替换' })}>
                    <span className="text-xs font-bold text-gray-800 group-hover:text-purple-600">{SUMMARY.weeklyReplaced}</span>
                    <span className="text-[8px] text-purple-500/80 font-bold mt-0.5">替换</span>
                  </div>
                </div>
              </div>
            </div>

            {/* Asset Summary Table */}
        <div className="bg-white rounded-sm border border-gray-100 shadow-sm overflow-hidden mb-6">
          <div className="p-4 border-b border-gray-50 bg-gray-50/50 flex flex-col sm:flex-row justify-between items-start sm:items-center gap-3">
            <div className="flex flex-wrap items-center gap-4 sm:gap-6">
              <h2 className="text-sm font-bold text-gray-700">资产数据实时汇总</h2>
              <div className="hidden md:flex items-center gap-1 text-[10px] text-blue-500 bg-blue-50 px-2 py-0.5 rounded">
                <Info size={10} />
                点击型号展开详情
              </div>
            </div>
          </div>

          {/* Desktop View Table */}
          <div className="hidden lg:block overflow-x-auto">
            <table className="w-full text-left border-collapse table-fixed min-w-[1200px]">
              <thead>
                <tr className="bg-gray-50 text-[11px] text-gray-500 uppercase tracking-wider border-b border-gray-100">
                  <th className="p-3 font-semibold border-r border-gray-100 w-24">车型</th>
                  <th className="p-3 font-semibold border-r border-gray-100 w-48">品牌型号</th>
                  <th className="p-3 font-semibold border-r border-gray-100 text-center bg-blue-50/30 w-24">车辆总资产</th>
                  <th className="p-3 font-semibold border-r border-gray-100 text-center w-24">库存总数</th>
                  <th className="p-3 font-semibold border-r border-gray-100 text-center w-24">库存-江浙沪</th>
                  <th className="p-3 font-semibold border-r border-gray-100 text-center w-24">库存-广东</th>
                  <th className="p-3 font-semibold border-r border-gray-100 text-center w-24">库存-北京</th>
                  <th className="p-3 font-semibold border-r border-gray-100 text-center w-24">库存-新疆</th>
                  <th className="p-3 font-semibold border-r border-gray-100 text-center w-24">库存-其他</th>
                  <th className="p-3 font-semibold border-r border-gray-100 text-center w-24">待交车</th>
                  <th className="p-3 font-semibold border-r border-gray-100 text-center bg-green-50/30 w-24">当前在运营</th>
                  <th className="p-3 font-semibold border-r border-gray-100 text-center bg-blue-50/20 w-24">本周交车</th>
                  <th className="p-3 font-semibold border-r border-gray-100 text-center bg-orange-50/20 w-24">本周还车</th>
                  <th className="p-3 font-semibold text-center bg-purple-50/20 w-24">本周替换</th>
                </tr>
              </thead>
              <tbody className="text-xs">
                {processedData.map((typeGroup) => (
                  <React.Fragment key={typeGroup.type}>
                    {/* Category Header Row */}
                    <tr className={`border-b border-gray-100 cursor-pointer transition-all ${
                      theme === 'vibrant' ? 'bg-blue-600 text-white hover:bg-blue-700' :
                      theme === 'minimal' ? 'bg-white border-l-4 border-blue-500 hover:bg-gray-50' :
                      'bg-blue-50/50 hover:bg-blue-50 transition-colors'
                    }`}
                        onClick={() => toggleAssetType(typeGroup.type)}>
                      <td colSpan={14} className={`p-3 font-bold ${theme === 'vibrant' ? 'text-white' : 'text-blue-700'}`}>
                        <div className="flex items-center justify-between">
                          <div className="flex items-center gap-2">
                            {expandedAssetTypes.has(typeGroup.type) ?
                              <ChevronDown size={16} className={theme === 'vibrant' ? 'text-white' : 'text-blue-500'} /> :
                              <ChevronRight size={16} className={theme === 'vibrant' ? 'text-white/70' : 'text-gray-400'} />
                            }
                            <span>{typeGroup.type}</span>
                          </div>
                          <div className={`flex gap-6 text-[11px] font-normal mr-4 ${theme === 'vibrant' ? 'text-white/80' : 'text-gray-500'}`}>
                            <span>资产 <span className={theme === 'vibrant' ? 'font-bold text-white' : 'font-bold text-gray-700'}>{typeGroup.totalAssets}</span></span>
                            <span>库存 <span className={theme === 'vibrant' ? 'font-bold text-white' : 'font-bold text-blue-600'}>{typeGroup.totalInventory}</span></span>
                            <span>运营 <span className={theme === 'vibrant' ? 'font-bold text-white' : 'font-bold text-green-600'}>{typeGroup.totalOperating}</span></span>
                          </div>
                        </div>
                      </td>
                    </tr>

                    <AnimatePresence>
                      {expandedAssetTypes.has(typeGroup.type) && typeGroup.models.map((model) => (
                        <React.Fragment key={model.model}>
                          <motion.tr
                            initial={{ opacity: 0 }}
                            animate={{ opacity: 1 }}
                            className={`border-b border-gray-50 hover:bg-gray-50/50 transition-colors cursor-pointer ${expandedModels.has(model.model) ? 'bg-blue-50/10' : ''}`}
                            onClick={() => toggleModel(model.model)}
                          >
                            <td className="p-3 border-r border-gray-100 text-gray-300 text-center italic">{typeGroup.type}</td>
                            <td className="p-3 border-r border-gray-100 flex items-center justify-between gap-2">
                              <div className="flex items-center gap-2">
                                {expandedModels.has(model.model) ? <ChevronDown size={14} className="text-blue-500" /> : <ChevronRight size={14} className="text-gray-300" />}
                                <span className={expandedModels.has(model.model) ? 'font-bold text-blue-700' : ''}>{model.model}</span>
                              </div>
                              <div className="flex gap-3 text-[9px] font-normal text-gray-400">
                                <span>资产 <span className="font-bold text-gray-600">{model.total}</span></span>
                                <span>库存 <span className="font-bold text-blue-500">{model.inventory}</span></span>
                                <span>运营 <span className="font-bold text-green-500">{model.operating}</span></span>
                              </div>
                            </td>
                            <td className="p-3 text-center border-r border-gray-100 font-medium">
                              <button
                                onClick={(e) => {
                                  e.stopPropagation();
                                  setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', source: 'asset', title: model.model });
                                }}
                                className="text-blue-500 hover:underline font-medium"
                              >
                                {model.total}
                              </button>
                            </td>
                            <td className="p-3 text-center border-r border-gray-100 font-medium">
                              <button
                                onClick={(e) => {
                                  e.stopPropagation();
                                  setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Inventory', source: 'asset', title: `${model.model} - 库存` });
                                }}
                                className="text-blue-500 hover:underline font-medium"
                              >
                                {model.inventory}
                              </button>
                            </td>
                            {['嘉兴', '广东', '北京', '新疆', '其他'].map(reg => (
                              <td key={reg} className="p-3 text-center border-r border-gray-100">
                                {model.inventoryRegions[reg] > 0 ? (
                                  <button
                                    onClick={(e) => {
                                      e.stopPropagation();
                                      setShowPlateNumbers({ batch: 'All', model: model.model, location: reg, category: 'Inventory', source: 'asset', title: `${model.model} - ${reg} 库存` });
                                    }}
                                    className="text-blue-500 hover:underline font-medium"
                                  >
                                    {model.inventoryRegions[reg]}
                                  </button>
                                ) : ''}
                              </td>
                            ))}
                            <td className="p-3 text-center border-r border-gray-100">
                              {model.pending > 0 ? (
                                <button
                                  onClick={(e) => {
                                    e.stopPropagation();
                                    setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Pending', source: 'asset', title: `${model.model} - 待交车` });
                                  }}
                                  className="text-blue-500 hover:underline font-medium"
                                >
                                  {model.pending}
                                </button>
                              ) : model.pending}
                            </td>
                            <td className="p-3 text-center border-r border-gray-100 text-green-600 font-bold bg-green-50/10">
                              <button
                                onClick={(e) => {
                                  e.stopPropagation();
                                  setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Operating', source: 'asset', title: `${model.model} - 在运营` });
                                }}
                                className="text-green-600 hover:underline font-bold"
                              >
                                {model.operating}
                              </button>
                            </td>
                            <td className="p-3 text-center border-r border-gray-100 text-blue-600 bg-blue-50/5">
                              {model.weeklyDelivered > 0 ? (
                                <button
                                  onClick={(e) => {
                                    e.stopPropagation();
                                    setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Delivered', source: 'asset', title: `${model.model} - 本周交车` });
                                  }}
                                  className="text-blue-500 hover:underline font-medium"
                                >
                                  {model.weeklyDelivered}
                                </button>
                              ) : model.weeklyDelivered}
                            </td>
                            <td className="p-3 text-center border-r border-gray-100 text-orange-600 bg-orange-50/5">
                              {model.weeklyReturned > 0 ? (
                                <button
                                  onClick={(e) => {
                                    e.stopPropagation();
                                    setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Returned', source: 'asset', title: `${model.model} - 本周还车` });
                                  }}
                                  className="text-blue-500 hover:underline font-medium"
                                >
                                  {model.weeklyReturned}
                                </button>
                              ) : model.weeklyReturned}
                            </td>
                            <td className="p-3 text-center text-purple-600 bg-purple-50/5 font-medium">
                              {model.weeklyReplaced > 0 ? (
                                <button
                                  onClick={(e) => {
                                    e.stopPropagation();
                                    setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Replaced', source: 'asset', title: `${model.model} - 本周替换` });
                                  }}
                                  className="text-blue-500 hover:underline font-medium"
                                >
                                  {model.weeklyReplaced}
                                </button>
                              ) : model.weeklyReplaced}
                            </td>
                          </motion.tr>
                        </React.Fragment>
                      ))}
                    </AnimatePresence>
                  </React.Fragment>
                ))}
              </tbody>
            </table>
          </div>

          {/* Mobile View Cards for Asset Summary */}
          <div className="lg:hidden p-4 space-y-4">
            {processedData.map((typeGroup) => (
                <div key={typeGroup.type} className="space-y-3">
                  <div
                    className={`px-3 py-2 rounded flex justify-between items-center shadow-sm cursor-pointer transition-all ${
                      theme === 'vibrant' ? 'bg-blue-600 text-white active:bg-blue-700' :
                      theme === 'minimal' ? 'bg-white border-l-4 border-blue-500 text-gray-800 active:bg-gray-50' :
                      'bg-blue-50 border border-blue-100 text-blue-700 active:bg-blue-100'
                    }`}
                    onClick={() => toggleAssetType(typeGroup.type)}
                  >
                    <div className="flex items-center gap-2">
                      {expandedAssetTypes.has(typeGroup.type) ?
                        <ChevronDown size={16} className={theme === 'vibrant' ? 'text-white' : 'text-blue-500'} /> :
                        <ChevronRight size={16} className={theme === 'vibrant' ? 'text-white/70' : 'text-blue-300'} />
                      }
                      <span className="text-xs font-bold">{typeGroup.type}</span>
                    </div>
                    <div className={`flex gap-3 text-[9px] font-normal ${theme === 'vibrant' ? 'opacity-90' : 'text-gray-500'}`}>
                      <span>资产 <span className={theme === 'vibrant' ? 'font-bold' : 'font-bold text-gray-700'}>{typeGroup.totalAssets}</span></span>
                      <span>库存 <span className={theme === 'vibrant' ? 'font-bold' : 'font-bold text-blue-600'}>{typeGroup.totalInventory}</span></span>
                      <span>运营 <span className={theme === 'vibrant' ? 'font-bold' : 'font-bold text-green-600'}>{typeGroup.totalOperating}</span></span>
                    </div>
                  </div>

                  <AnimatePresence>
                    {expandedAssetTypes.has(typeGroup.type) && (
                      <motion.div
                        initial={{ height: 0, opacity: 0 }}
                        animate={{ height: 'auto', opacity: 1 }}
                        exit={{ height: 0, opacity: 0 }}
                        className="space-y-3 overflow-hidden"
                      >
                        {typeGroup.models.map((model) => (
                          <div key={model.model} className="bg-white rounded-lg border border-gray-100 shadow-sm overflow-hidden">
                            <div
                              className="p-3 flex justify-between items-center cursor-pointer active:bg-gray-50"
                              onClick={() => toggleModel(model.model)}
                            >
                              <div className="flex items-center gap-2">
                                {expandedModels.has(model.model) ? <ChevronDown size={14} className="text-blue-500" /> : <ChevronRight size={14} className="text-gray-300" />}
                                <span className="text-xs font-bold text-gray-700">{model.model}</span>
                              </div>
                              <div className="flex gap-2">
                                <span className="text-[10px] bg-blue-50 text-blue-600 px-1.5 py-0.5 rounded font-bold cursor-pointer active:bg-blue-100" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', source: 'asset', title: model.model }); }}>资产 {model.total}</span>
                                <span className="text-[10px] bg-orange-50 text-orange-600 px-1.5 py-0.5 rounded font-bold cursor-pointer active:bg-orange-100" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Inventory', source: 'asset', title: `${model.model} - 库存` }); }}>库存 {model.inventory}</span>
                                <span className="text-[10px] bg-green-50 text-green-600 px-1.5 py-0.5 rounded font-bold cursor-pointer active:bg-green-100" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Operating', source: 'asset', title: `${model.model} - 在运营` }); }}>运营 {model.operating}</span>
                              </div>
                            </div>

                            {expandedModels.has(model.model) && (
                              <div className="px-3 pb-3 pt-1 border-t border-gray-50 bg-gray-50/30">
                                <div className="grid grid-cols-2 gap-y-3 gap-x-4 mt-2">
                                  <div className="flex justify-between items-center cursor-pointer hover:bg-gray-100 p-1 rounded transition-colors"
                                       onClick={() => setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Inventory', source: 'asset', title: `${model.model} - 库存` })}>
                                    <span className="text-[10px] text-gray-400">总库存</span>
                                    <span className="text-xs font-bold text-blue-600">{model.inventory}</span>
                                  </div>
                                  <div className="flex justify-between items-center cursor-pointer hover:bg-gray-100 p-1 rounded transition-colors"
                                       onClick={() => setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Pending', source: 'asset', title: `${model.model} - 待交车` })}>
                                    <span className="text-[10px] text-gray-400">待交车</span>
                                    <span className="text-xs font-bold text-gray-600">{model.pending}</span>
                                  </div>
                                  <div className="col-span-2 grid grid-cols-5 gap-1 py-2 border-y border-gray-100">
                                    {['嘉兴', '广东', '北京', '新疆', '其他'].map(reg => (
                                      <div key={reg} className="text-center">
                                        <div className="text-[8px] text-gray-400 mb-0.5">{reg === '嘉兴' ? '浙' : reg === '广东' ? '粤' : reg === '北京' ? '京' : reg === '新疆' ? '新' : '其'}</div>
                                        {model.inventoryRegions[reg] > 0 ? (
                                          <button
                                            onClick={(e) => {
                                              e.stopPropagation();
                                              setShowPlateNumbers({ batch: 'All', model: model.model, location: reg, category: 'Inventory', source: 'asset', title: `${model.model} - ${reg} 库存` });
                                            }}
                                            className="text-[10px] font-bold text-blue-500 hover:underline"
                                          >
                                            {model.inventoryRegions[reg]}
                                          </button>
                                        ) : (
                                          <div className="text-[10px] font-bold text-gray-300">-</div>
                                        )}
                                      </div>
                                    ))}
                                  </div>
                                  <div className="col-span-2 grid grid-cols-3 gap-2 pt-1">
                                    <div className="bg-blue-50/50 p-2 rounded flex flex-col items-center cursor-pointer hover:bg-blue-100/50 transition-colors"
                                         onClick={() => setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Delivered', source: 'asset', title: `${model.model} - 本周交车` })}>
                                      <span className="text-[8px] text-gray-400 mb-1">本周已交车</span>
                                      <span className="text-xs font-bold text-blue-600">{model.weeklyDelivered}</span>
                                    </div>
                                    <div className="bg-orange-50/50 p-2 rounded flex flex-col items-center cursor-pointer hover:bg-orange-100/50 transition-colors"
                                         onClick={() => setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Returned', source: 'asset', title: `${model.model} - 本周还车` })}>
                                      <span className="text-[8px] text-gray-400 mb-1">已还车</span>
                                      <span className="text-xs font-bold text-orange-600">{model.weeklyReturned}</span>
                                    </div>
                                    <div className="bg-purple-50/50 p-2 rounded flex flex-col items-center cursor-pointer hover:bg-purple-100/50 transition-colors"
                                         onClick={() => setShowPlateNumbers({ batch: 'All', model: model.model, location: 'All', category: 'Replaced', source: 'asset', title: `${model.model} - 本周替换` })}>
                                      <span className="text-[8px] text-gray-400 mb-1">已替换</span>
                                      <span className="text-xs font-bold text-purple-600">{model.weeklyReplaced}</span>
                                    </div>
                                  </div>
                                </div>
                              </div>
                            )}
                          </div>
                        ))}
                      </motion.div>
                    )}
                  </AnimatePresence>
                </div>
              ))}
          </div>
        </div>

        {/* Inventory Statistics */}
        <div className="bg-white rounded-2xl border border-gray-100 shadow-sm mb-6 overflow-hidden min-h-[420px]">
          <div className="p-3 sm:p-4 border-b border-gray-50 bg-white flex items-center justify-between relative">
            <div className="flex items-center gap-3">
              <div className="w-1.5 h-6 bg-blue-600 rounded-full"></div>
              <div className="flex flex-col">
                <h2 className="text-lg font-bold text-gray-800 leading-tight">库存统计</h2>
                <span className="text-[10px] text-gray-400 font-medium">实时更新库存数据</span>
              </div>
            </div>

            <div className="flex items-center gap-6 ml-auto pr-2">
              <div className="flex flex-col items-end cursor-pointer hover:opacity-80 transition-opacity"
                   onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', category: 'Inventory', source: 'asset', title: '库存总数' })}>
                <span className="text-[10px] text-gray-400 font-bold tracking-wider uppercase mb-0.5">总库存数据</span>
                <span className="text-2xl font-black text-gray-900 leading-none">
                  {filteredInventoryStats.reduce((acc, s) => acc + s.quantity, 0)}
                  <span className="text-xs font-bold text-gray-400 ml-1">台</span>
                </span>
              </div>

              <div className="relative">
                <button
                  onClick={() => { if (!isInventoryFilterOpen) setDraftInventoryFilters({...inventoryFilters}); setIsInventoryFilterOpen(!isInventoryFilterOpen); }}
                  className={`flex items-center gap-1.5 px-3 py-1.5 rounded-lg text-xs font-bold transition-all ${
                    isInventoryFilterOpen || (inventoryFilters.region || inventoryFilters.city || inventoryFilters.brand || inventoryFilters.type || inventoryFilters.model)
                      ? 'bg-blue-600 text-white shadow-md'
                      : 'bg-gray-100 text-gray-600 hover:bg-gray-200'
                  }`}
                >
                  <Filter size={14} />
                  <span>筛选</span>
                  {(inventoryFilters.region || inventoryFilters.city || inventoryFilters.brand || inventoryFilters.type || inventoryFilters.model) && (
                    <span className="w-2 h-2 bg-white rounded-full animate-pulse"></span>
                  )}
                </button>

                <AnimatePresence>
                  {isInventoryFilterOpen && (
                    <>
                      <motion.div
                        initial={{ opacity: 0, y: 10, scale: 0.95 }}
                        animate={{ opacity: 1, y: 0, scale: 1 }}
                        exit={{ opacity: 0, y: 10, scale: 0.95 }}
                        className="fixed inset-x-4 top-20 max-h-[80vh] overflow-auto sm:inset-auto sm:top-20 sm:right-4 sm:w-72 bg-white rounded-xl shadow-2xl border border-slate-100 z-50 p-4"
                      >
                        <div className="flex justify-between items-center mb-4">
                          <h3 className="text-xs font-bold text-slate-800">库存统计 - 数据筛选</h3>
                          <button onClick={() => setDraftInventoryFilters({ region: '', city: '', brand: '', type: '', model: '' })} className="text-[10px] text-blue-500 hover:underline">重置所有</button>
                        </div>

                        <div className="space-y-3 text-left">
                          <div>
                            <label className="text-[10px] text-slate-400 block mb-1">区域</label>
                            <select value={draftInventoryFilters.region} onChange={(e) => setDraftInventoryFilters({...draftInventoryFilters, region: e.target.value})} className="w-full text-xs bg-white border border-slate-200 rounded-lg px-2 py-1.5 focus:outline-none focus:ring-2 focus:ring-blue-500/20 focus:border-blue-500 transition-all shadow-sm cursor-pointer">
                              <option value="">全部区域</option>
                              {uniqueInventoryRegions.map(r => <option key={r} value={r}>{r}</option>)}
                            </select>
                          </div>
                          <div>
                            <label className="text-[10px] text-slate-400 block mb-1">城市</label>
                            <select value={draftInventoryFilters.city} onChange={(e) => setDraftInventoryFilters({...draftInventoryFilters, city: e.target.value})} className="w-full text-xs bg-white border border-slate-200 rounded-lg px-2 py-1.5 focus:outline-none focus:ring-2 focus:ring-blue-500/20 focus:border-blue-500 transition-all shadow-sm cursor-pointer">
                              <option value="">全部城市</option>
                              {uniqueInventoryCities.map(c => <option key={c} value={c}>{c}</option>)}
                            </select>
                          </div>
                          <div>
                            <label className="text-[10px] text-slate-400 block mb-1">品牌</label>
                            <select value={draftInventoryFilters.brand} onChange={(e) => setDraftInventoryFilters({...draftInventoryFilters, brand: e.target.value})} className="w-full text-xs bg-white border border-slate-200 rounded-lg px-2 py-1.5 focus:outline-none focus:ring-2 focus:ring-blue-500/20 focus:border-blue-500 transition-all shadow-sm cursor-pointer">
                              <option value="">全部品牌</option>
                              {uniqueInventoryBrands.map(b => <option key={b} value={b}>{b}</option>)}
                            </select>
                          </div>
                          <div>
                            <label className="text-[10px] text-slate-400 block mb-1">车型</label>
                            <select value={draftInventoryFilters.type} onChange={(e) => setDraftInventoryFilters({...draftInventoryFilters, type: e.target.value, model: ''})} className="w-full text-xs bg-white border border-slate-200 rounded-lg px-2 py-1.5 focus:outline-none focus:ring-2 focus:ring-blue-500/20 focus:border-blue-500 transition-all shadow-sm cursor-pointer">
                              <option value="">全部车型</option>
                              {uniqueInventoryTypes.map(t => <option key={t} value={t}>{t}</option>)}
                            </select>
                          </div>
                          <div>
                            <label className="text-[10px] text-slate-400 block mb-1">批次</label>
                            <select value={draftInventoryFilters.model} onChange={(e) => setDraftInventoryFilters({...draftInventoryFilters, model: e.target.value})} className="w-full text-xs bg-white border border-slate-200 rounded-lg px-2 py-1.5 focus:outline-none focus:ring-2 focus:ring-blue-500/20 focus:border-blue-500 transition-all shadow-sm cursor-pointer">
                              <option value="">全部批次</option>
                              {uniqueInventoryModelsForType.map(m => <option key={m} value={m}>{m}</option>)}
                            </select>
                          </div>
                        </div>
                        <button onClick={() => { setInventoryFilters({...draftInventoryFilters}); setIsInventoryFilterOpen(false); }} className="w-full mt-4 py-2 bg-blue-600 text-white rounded-lg text-xs font-bold hover:bg-blue-700 transition-colors">确认</button>
                      </motion.div>
                    </>
                  )}
                </AnimatePresence>
              </div>
            </div>
          </div>

          <div className="px-4 py-3 bg-gray-50/50 border-b border-gray-100">
            <div className="flex bg-gray-200/50 p-1 rounded-lg w-fit shadow-inner">
              <button
                onClick={() => setInventoryTab('region')}
                className={`px-6 py-1.5 rounded-md text-xs font-bold transition-all ${
                  inventoryTab === 'region' ? 'bg-white text-blue-600 shadow-sm' : 'text-gray-500 hover:text-gray-700'
                }`}
              >
                按区域
              </button>
              <button
                onClick={() => setInventoryTab('model')}
                className={`px-6 py-1.5 rounded-md text-xs font-bold transition-all ${
                  inventoryTab === 'model' ? 'bg-white text-blue-600 shadow-sm' : 'text-gray-500 hover:text-gray-700'
                }`}
              >
                按车型
              </button>
            </div>
          </div>

          {/* Active Filters Bar */}
          {(inventoryFilters.region || inventoryFilters.city || inventoryFilters.brand || inventoryFilters.type || inventoryFilters.model) && (
            <div className="px-4 py-2 border-b border-gray-100 flex flex-wrap gap-2 items-center">
              {inventoryFilters.region && (
                <span className="px-2 py-0.5 bg-blue-50 text-blue-700 rounded text-[10px] flex items-center gap-1">
                  区域: {inventoryFilters.region}
                  <button onClick={() => setInventoryFilters({...inventoryFilters, region: ''})} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              {inventoryFilters.city && (
                <span className="px-2 py-0.5 bg-blue-50 text-blue-700 rounded text-[10px] flex items-center gap-1">
                  城市: {inventoryFilters.city}
                  <button onClick={() => setInventoryFilters({...inventoryFilters, city: ''})} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              {inventoryFilters.brand && (
                <span className="px-2 py-0.5 bg-blue-50 text-blue-700 rounded text-[10px] flex items-center gap-1">
                  品牌: {inventoryFilters.brand}
                  <button onClick={() => setInventoryFilters({...inventoryFilters, brand: ''})} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              {inventoryFilters.type && (
                <span className="px-2 py-0.5 bg-blue-50 text-blue-700 rounded text-[10px] flex items-center gap-1">
                  车型: {inventoryFilters.type}
                  <button onClick={() => setInventoryFilters({...inventoryFilters, type: '', model: ''})} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              {inventoryFilters.model && (
                <span className="px-2 py-0.5 bg-blue-50 text-blue-700 rounded text-[10px] flex items-center gap-1">
                  批次: {inventoryFilters.model}
                  <button onClick={() => setInventoryFilters({...inventoryFilters, model: ''})} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              <button onClick={() => setInventoryFilters({ region: '', city: '', brand: '', type: '', model: '' })} className="text-[11px] text-red-500 font-bold ml-auto hover:text-red-600">清除</button>
            </div>
          )}

          {/* Desktop View Table */}
          <div className="hidden lg:block overflow-x-auto">
            <table className="w-full text-left border-collapse">
              <thead>
                <tr className="bg-slate-50 text-[11px] text-slate-500 uppercase tracking-wider border-b border-slate-100">
                  <th className="p-3 font-semibold w-64">{inventoryTab === 'region' ? '区域 / 城市' : '车型分类 / 型号'}</th>
                  <th className="p-3 font-semibold">{inventoryTab === 'region' ? '品牌' : '品牌'}</th>
                  <th className="p-3 font-semibold">{inventoryTab === 'region' ? '车型' : '所在区域/城市'}</th>
                  <th className="p-3 font-semibold text-center w-32">库存数量</th>
                </tr>
              </thead>
              <tbody className="text-xs">
                {inventoryTab === 'region' ? (
                  Object.entries(inventoryByRegion).map(([region, cities]) => (
                    <React.Fragment key={region}>
                      <tr
                        className="bg-slate-50/30 border-b border-slate-100 cursor-pointer hover:bg-slate-50 transition-colors"
                        onClick={() => toggleInventoryRegion(region)}
                      >
                        <td colSpan={4} className="p-3 font-bold text-slate-700">
                          <div className="flex items-center gap-2">
                            {expandedInventoryRegions.has(region) ? <ChevronDown size={14} className="text-slate-400" /> : <ChevronRight size={14} className="text-slate-400" />}
                            <span>{region}</span>
                            <span className="text-[10px] font-normal text-slate-400 ml-2 cursor-pointer hover:text-blue-500 transition-colors"
                                  onClick={(e) => {
                                    e.stopPropagation();
                                    setShowPlateNumbers({ batch: 'All', model: 'All', location: region, category: 'Inventory', source: 'asset', title: `库存统计 - ${region}` });
                                  }}>
                              (共 {Object.values(cities).flat().reduce((acc, s) => acc + s.quantity, 0)} 台)
                            </span>
                          </div>
                        </td>
                      </tr>
                      <AnimatePresence>
                        {expandedInventoryRegions.has(region) && Object.entries(cities).map(([city, stats]) => (
                          <React.Fragment key={city}>
                            {stats.map((stat, idx) => (
                              <motion.tr
                                key={`${city}-${stat.model}-${idx}`}
                                initial={{ opacity: 0 }}
                                animate={{ opacity: 1 }}
                                className="border-b border-slate-50 hover:bg-slate-50/20 transition-colors"
                              >
                                <td className="p-3 pl-8 text-slate-500 border-r border-slate-50">
                                  {idx === 0 ? <span className="font-medium text-slate-600">{city}</span> : ''}
                                </td>
                                <td className="p-3 text-slate-600 border-r border-slate-50">{stat.brand}</td>
                                <td className="p-3 text-slate-600 border-r border-slate-50">{stat.model}</td>
                                <td className="p-3 text-center font-bold text-blue-600">
                                  <button
                                    onClick={(e) => {
                                      e.stopPropagation();
                                      setShowPlateNumbers({ batch: 'All', model: stat.model, location: stat.city, category: 'Inventory', source: 'asset', title: `库存统计 - ${stat.model} - ${stat.city}` });
                                    }}
                                    className="text-blue-600 hover:underline font-bold"
                                  >
                                    {stat.quantity}
                                  </button>
                                </td>
                              </motion.tr>
                            ))}
                          </React.Fragment>
                        ))}
                      </AnimatePresence>
                    </React.Fragment>
                  ))
                ) : (
                  Object.entries(inventoryByModel).map(([type, models]) => (
                    <React.Fragment key={type}>
                      <tr
                        className="bg-slate-50/30 border-b border-slate-100 cursor-pointer hover:bg-slate-50 transition-colors"
                        onClick={() => toggleInventoryType(type)}
                      >
                        <td colSpan={4} className="p-3 font-bold text-slate-700">
                          <div className="flex items-center gap-2">
                            {expandedInventoryTypes.has(type) ? <ChevronDown size={14} className="text-slate-400" /> : <ChevronRight size={14} className="text-slate-400" />}
                            <span>{type}</span>
                            <span className="text-[10px] font-normal text-slate-400 ml-2 cursor-pointer hover:text-blue-500 transition-colors"
                                  onClick={(e) => {
                                    e.stopPropagation();
                                    setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', type: type, category: 'Inventory', source: 'asset', title: `库存统计 - ${type}` });
                                  }}>
                              (共 {Object.values(models).flat().reduce((acc, s) => acc + s.quantity, 0)} 台)
                            </span>
                          </div>
                        </td>
                      </tr>
                      <AnimatePresence>
                        {expandedInventoryTypes.has(type) && Object.entries(models).map(([model, stats]) => (
                          <React.Fragment key={model}>
                            {stats.map((stat, idx) => (
                              <motion.tr
                                key={`${model}-${stat.region}-${stat.city}-${idx}`}
                                initial={{ opacity: 0 }}
                                animate={{ opacity: 1 }}
                                className="border-b border-slate-50 hover:bg-slate-50/20 transition-colors"
                              >
                                <td className="p-3 pl-8 text-slate-500 border-r border-slate-50">
                                  {idx === 0 ? <span className="font-medium text-slate-600">{model}</span> : ''}
                                </td>
                                <td className="p-3 text-slate-600 border-r border-slate-50">{stat.brand}</td>
                                <td className="p-3 text-slate-600 border-r border-slate-50">{stat.region} / {stat.city}</td>
                                <td className="p-3 text-center font-bold text-blue-600">
                                  <button
                                    onClick={(e) => {
                                      e.stopPropagation();
                                      setShowPlateNumbers({ batch: 'All', model: stat.model, location: stat.city, category: 'Inventory', source: 'asset', title: `库存统计 - ${stat.model} - ${stat.city}` });
                                    }}
                                    className="text-blue-600 hover:underline font-bold"
                                  >
                                    {stat.quantity}
                                  </button>
                                </td>
                              </motion.tr>
                            ))}
                          </React.Fragment>
                        ))}
                      </AnimatePresence>
                    </React.Fragment>
                  ))
                )}
              </tbody>
            </table>
          </div>

          {/* Mobile View */}
          <div className="lg:hidden p-3 space-y-3">
            {inventoryTab === 'region' ? (
              Object.entries(inventoryByRegion).map(([region, cities]) => (
                <div key={region} className="border border-slate-100 rounded overflow-hidden">
                  <div
                    className="bg-slate-50 p-3 flex justify-between items-center cursor-pointer"
                    onClick={() => toggleInventoryRegion(region)}
                  >
                    <div className="flex items-center gap-2">
                      {expandedInventoryRegions.has(region) ? <ChevronDown size={14} className="text-slate-400" /> : <ChevronRight size={14} className="text-slate-400" />}
                      <span className="text-xs font-bold text-slate-700">{region}</span>
                    </div>
                    <span className="text-[10px] font-bold text-blue-600">
                      {Object.values(cities).flat().reduce((acc, s) => acc + s.quantity, 0)} 台
                    </span>
                  </div>

                  {expandedInventoryRegions.has(region) && (
                    <div className="p-2 space-y-2 bg-white">
                      {Object.entries(cities).map(([city, stats]) => (
                        <div key={city} className="border-l-2 border-slate-200 pl-3 py-1">
                          <div className="text-[10px] font-bold text-slate-500 mb-2">{city}</div>
                          <div className="space-y-2">
                            {stats.map((stat, idx) => (
                              <div key={idx} className="flex justify-between items-center text-[11px] bg-slate-50/50 p-2 rounded">
                                <div className="flex flex-col">
                                  <span className="text-slate-400 text-[9px]">{stat.brand}</span>
                                  <span className="text-slate-700 font-medium">{stat.model}</span>
                                </div>
                                <button
                                  onClick={() => setShowPlateNumbers({ batch: 'All', model: stat.model, location: stat.city, category: 'Inventory', source: 'asset', title: `库存统计 - ${stat.model} - ${stat.city}` })}
                                  className="font-bold text-blue-600 hover:underline"
                                >
                                  {stat.quantity} 台
                                </button>
                              </div>
                            ))}
                          </div>
                        </div>
                      ))}
                    </div>
                  )}
                </div>
              ))
            ) : (
              Object.entries(inventoryByModel).map(([type, models]) => (
                <div key={type} className="border border-slate-100 rounded overflow-hidden">
                  <div
                    className="bg-slate-50 p-3 flex justify-between items-center cursor-pointer"
                    onClick={() => toggleInventoryType(type)}
                  >
                    <div className="flex items-center gap-2">
                      {expandedInventoryTypes.has(type) ? <ChevronDown size={14} className="text-slate-400" /> : <ChevronRight size={14} className="text-slate-400" />}
                      <span className="text-xs font-bold text-slate-700">{type}</span>
                    </div>
                    <span className="text-[10px] font-bold text-blue-600">
                      {Object.values(models).flat().reduce((acc, s) => acc + s.quantity, 0)} 台
                    </span>
                  </div>

                  {expandedInventoryTypes.has(type) && (
                    <div className="p-2 space-y-2 bg-white">
                      {Object.entries(models).map(([model, stats]) => (
                        <div key={model} className="border-l-2 border-slate-200 pl-3 py-1">
                          <div className="text-[10px] font-bold text-slate-500 mb-2">{model}</div>
                          <div className="space-y-2">
                            {stats.map((stat, idx) => (
                              <div key={idx} className="flex justify-between items-center text-[11px] bg-slate-50/50 p-2 rounded">
                                <div className="flex flex-col">
                                  <span className="text-slate-400 text-[9px]">{stat.brand}</span>
                                  <span className="text-slate-700 font-medium">{stat.region} / {stat.city}</span>
                                </div>
                                <button
                                  onClick={() => setShowPlateNumbers({ batch: 'All', model: stat.model, location: stat.city, category: 'Inventory', source: 'asset', title: `库存统计 - ${stat.model} - ${stat.city}` })}
                                  className="font-bold text-blue-600 hover:underline"
                                >
                                  {stat.quantity} 台
                                </button>
                              </div>
                            ))}
                          </div>
                        </div>
                      ))}
                    </div>
                  )}
                </div>
              ))
            )}
          </div>
        </div>
        </>
        )}

        {tabReady && activeTab === 'department' && (
        <section className="bg-white rounded-2xl shadow-sm border border-gray-100 overflow-hidden mb-6">
          <div className="p-0 sm:p-2 bg-gray-50/30">
            {/* Overall Total Summary (Compact) - Moved to Top */}
            <div className="m-2 bg-slate-800 rounded-xl p-3 text-white shadow-lg">
              <div className="grid grid-cols-2 sm:grid-cols-4 gap-4">
                <div className="flex flex-col cursor-pointer hover:opacity-80 transition-opacity"
                     onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', source: 'department', title: '部门运营统计' })}>
                  <span className="text-[9px] opacity-50 uppercase font-bold tracking-widest mb-0.5">总运营车辆</span>
                  <span className="text-xl font-black">{deptData.reduce((s, d) => s + d.totalAssets, 0)}</span>
                </div>
                <div className="flex flex-col cursor-pointer hover:opacity-80 transition-opacity"
                     onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', attendance: 'active', source: 'department', title: '部门运营统计 - 出勤车辆' })}>
                  <span className="text-[9px] opacity-50 uppercase font-bold tracking-widest mb-0.5 text-green-400">出勤车辆</span>
                  <span className="text-xl font-black text-green-400">
                    {deptData.reduce((acc, d) => acc + d.operatingCount, 0)}
                  </span>
                </div>
                <div className="flex flex-col cursor-pointer hover:opacity-80 transition-opacity"
                     onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', attendance: 'idle', source: 'department', title: '部门运营统计 - 闲置车辆' })}>
                  <span className="text-[9px] opacity-50 uppercase font-bold tracking-widest mb-0.5 text-slate-400">闲置车辆</span>
                  <span className="text-xl font-black text-slate-400">
                    {deptData.reduce((acc, d) => acc + d.idleCount, 0)}
                  </span>
                </div>
                <div className="flex flex-col">
                  <span className="text-[9px] opacity-50 uppercase font-bold tracking-widest mb-0.5 text-blue-400">平均出勤</span>
                  <span className="text-xl font-black text-blue-400">
                    {deptData.length > 0 ? (deptData.reduce((acc, d) => acc + d.attendanceRate, 0) / deptData.length).toFixed(1) : 0}%
                  </span>
                </div>
              </div>
            </div>

            {/* Controls Row: Toggles Left, Filter Right */}
            <div className="px-2 mb-2 flex items-center justify-between gap-4">
              <div className="flex bg-gray-200/50 p-1 rounded-lg shadow-inner">
                <button 
                  onClick={() => setDeptViewMode('department')}
                  className={`px-4 py-1.5 text-xs font-bold rounded-md transition-all ${deptViewMode === 'department' ? 'bg-white text-blue-600 shadow-sm' : 'text-gray-500 hover:text-gray-700'}`}
                >
                  按部门
                </button>
                <button 
                  onClick={() => setDeptViewMode('manager')}
                  className={`px-4 py-1.5 text-xs font-bold rounded-md transition-all ${deptViewMode === 'manager' ? 'bg-white text-blue-600 shadow-sm' : 'text-gray-500 hover:text-gray-700'}`}
                >
                  按业务负责人
                </button>
              </div>

              <div className="flex-1 max-w-[240px]">
                {deptViewMode === 'manager' && (
                  <div className="relative">
                    <Filter className="absolute left-2.5 top-1/2 -translate-y-1/2 text-gray-400 pointer-events-none" size={14} />
                    <select
                      value={selectedManager}
                      onChange={(e) => setSelectedManager(e.target.value)}
                      className="w-full pl-9 pr-8 py-1.5 bg-white border border-gray-200 rounded-lg text-xs focus:outline-none focus:ring-2 focus:ring-blue-500/20 focus:border-blue-500 transition-all shadow-sm appearance-none cursor-pointer font-bold text-gray-700"
                    >
                      <option value="All">所有业务负责人</option>
                      {managersGroupedByDept.filter(g => g.department !== '公务车').map(g => (
                        <optgroup key={g.department} label={g.department}>
                          {g.managers.map(m => <option key={m} value={m}>{m}</option>)}
                        </optgroup>
                      ))}
                    </select>
                    <ChevronDown className="absolute right-2.5 top-1/2 -translate-y-1/2 text-gray-400 pointer-events-none" size={14} />
                  </div>
                )}
              </div>
            </div>

            {/* Desktop Table View */}
            <div className="hidden lg:block overflow-x-auto">
              <table className="w-full text-left border-collapse min-w-[900px]">
                <thead>
                  <tr className="bg-gray-100/50 text-[11px] text-gray-500 uppercase tracking-wider border-b border-gray-200">
                    <th className="p-2 font-bold border-r border-gray-100 w-48">{deptViewMode === 'department' ? '部门名称' : '业务负责人'}</th>
                    {deptViewMode === 'manager' && <th className="p-2 font-bold border-r border-gray-100 w-32">所属部门</th>}
                    <th className="p-2 font-bold border-r border-gray-100 text-center w-24">{deptViewMode === 'department' ? '出勤率' : '合计资产'}</th>
                    {deptViewMode === 'department' && (
                      <>
                        <th className="p-2 font-bold border-r border-gray-100 text-center w-24">总运营车辆</th>
                        <th className="p-2 font-bold border-r border-gray-100 text-center w-24 text-green-500">出勤车辆</th>
                        <th className="p-2 font-bold border-r border-gray-100 text-center w-24 text-gray-400">闲置车辆</th>
                      </>
                    )}
                    {deptViewMode === 'manager' && (
                      <>
                        <th className="p-2 font-bold border-r border-gray-100 text-center w-20">4.5T</th>
                        <th className="p-2 font-bold border-r border-gray-100 text-center w-20">冷链</th>
                        <th className="p-2 font-bold border-r border-gray-100 text-center w-20">18T</th>
                        <th className="p-2 font-bold border-r border-gray-100 text-center w-20">49T</th>
                        <th className="p-2 font-bold border-r border-gray-100 text-center w-20">挂车</th>
                        <th className="p-2 font-bold border-r border-gray-100 text-center w-20">其他</th>
                      </>
                    )}
                    <th className="p-2 font-bold text-center w-16">详情</th>
                  </tr>
                </thead>
                <tbody className="text-xs">
                  {deptViewMode === 'department' ? (
                    deptData.map((dept) => {
                      const isExpanded = expandedDepts.has(dept.department);
                      return (
                        <React.Fragment key={dept.department}>
                          <tr 
                            className={`cursor-pointer transition-all border-b border-gray-100 ${
                              isExpanded ? 'bg-blue-50/50' : 'hover:bg-gray-50'
                            }`}
                            onClick={() => toggleDept(dept.department)}
                          >
                            <td className="p-2 border-r border-gray-100 font-bold text-gray-800">
                              {dept.department}
                            </td>
                            <td className="p-2 border-r border-gray-100 text-center">
                              <span className="bg-blue-50 text-blue-600 text-[10px] font-bold px-2 py-0.5 rounded-full">
                                {dept.attendanceRate}%
                              </span>
                            </td>
                            <td className="p-2 border-r border-gray-100 text-center font-black text-gray-800 text-sm">
                              <button
                                onClick={(e) => {
                                  e.stopPropagation();
                                  setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', department: dept.department, source: 'department', title: `部门运营统计 - ${dept.department}` });
                                }}
                                className="text-gray-800 hover:underline font-black"
                              >
                                {dept.totalAssets}
                              </button>
                            </td>
                            <td className="p-2 border-r border-gray-100 text-center font-black text-green-500 text-sm">
                              <button onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', department: dept.department, attendance: 'active', source: 'department', title: `部门运营统计 - ${dept.department} - 出勤车辆` }); }} className="text-green-500 hover:underline font-black">{dept.operatingCount}</button>
                            </td>
                            <td className="p-2 border-r border-gray-100 text-center font-black text-gray-400 text-sm">
                              <button onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', department: dept.department, attendance: 'idle', source: 'department', title: `部门运营统计 - ${dept.department} - 闲置车辆` }); }} className="text-gray-400 hover:underline font-black">{dept.idleCount}</button>
                            </td>
                            <td className="p-2 text-center">
                              {isExpanded ? <ChevronDown size={16} className="text-blue-500 inline" /> : <ChevronRight size={16} className="text-gray-300 inline" />}
                            </td>
                          </tr>
                          {isExpanded && (
                            <tr className="bg-gray-50/50">
                              <td colSpan={6} className="p-2">
                                <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4 gap-2">
                                  {dept.managers.map(m => {
                                    const isManagerExpanded = expandedManagerDetails.has(m.manager);
                                    return (
                                      <div key={m.manager} className="bg-white rounded-lg border border-gray-100 shadow-sm overflow-hidden">
                                        <div 
                                          className="p-2 flex justify-between items-center cursor-pointer hover:bg-gray-50 transition-colors"
                                          onClick={() => toggleManagerDetails(m.manager)}
                                        >
                                          <div className="flex items-center gap-2">
                                            {isManagerExpanded ? <ChevronDown size={14} className="text-blue-500" /> : <ChevronRight size={14} className="text-gray-300" />}
                                            <span className="font-bold text-gray-700 text-xs">{m.manager}</span>
                                          </div>
                                          <button 
                                            onClick={(e) => {
                                              e.stopPropagation();
                                              setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 正在运营` });
                                            }}
                                            className="text-[10px] font-bold text-blue-600 bg-blue-50 px-2 py-0.5 rounded hover:bg-blue-100 transition-colors"
                                          >
                                            合计: {m.total}
                                          </button>
                                        </div>
                                        
                                        {isManagerExpanded && (
                                          <div className="p-2 pt-0 border-t border-gray-50 bg-gray-50/30">
                                            <div className="grid grid-cols-3 gap-1 mt-2">
                                              <div 
                                                className="text-center bg-white p-1 rounded cursor-pointer hover:bg-blue-50 transition-colors border border-gray-100"
                                                onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '4.5T', isColdChain: false, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 4.5T` })}
                                              >
                                                <div className="text-[8px] text-gray-400 uppercase">4.5T</div>
                                                <div className="text-[10px] font-bold text-gray-600">{m.t4_5}</div>
                                              </div>
                                              <div 
                                                className="text-center bg-white p-1 rounded cursor-pointer hover:bg-blue-50 transition-colors border border-gray-100"
                                                onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '4.5T', isColdChain: true, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 4.5T冷链` })}
                                              >
                                                <div className="text-[8px] text-gray-400 uppercase">冷链</div>
                                                <div className="text-[10px] font-bold text-gray-600">{m.t4_5c}</div>
                                              </div>
                                              <div 
                                                className="text-center bg-white p-1 rounded cursor-pointer hover:bg-blue-50 transition-colors border border-gray-100"
                                                onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '18T', category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 18T` })}
                                              >
                                                <div className="text-[8px] text-gray-400 uppercase">18T</div>
                                                <div className="text-[10px] font-bold text-gray-600">{m.t18}</div>
                                              </div>
                                              <div 
                                                className="text-center bg-white p-1 rounded cursor-pointer hover:bg-blue-50 transition-colors border border-gray-100"
                                                onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '49T', category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 49T` })}
                                              >
                                                <div className="text-[8px] text-gray-400 uppercase">49T</div>
                                                <div className="text-[10px] font-bold text-gray-600">{m.t49}</div>
                                              </div>
                                              <div 
                                                className="text-center bg-white p-1 rounded cursor-pointer hover:bg-blue-50 transition-colors border border-gray-100"
                                                onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '其他车型', isTrailer: true, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 挂车` })}
                                              >
                                                <div className="text-[8px] text-gray-400 uppercase">挂车</div>
                                                <div className="text-[10px] font-bold text-gray-600">{m.trailer}</div>
                                              </div>
                                              <div 
                                                className="text-center bg-white p-1 rounded cursor-pointer hover:bg-blue-50 transition-colors border border-gray-100"
                                                onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '其他车型', isTrailer: false, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 其他` })}
                                              >
                                                <div className="text-[8px] text-gray-400 uppercase">其他</div>
                                                <div className="text-[10px] font-bold text-gray-600">{m.other}</div>
                                              </div>
                                            </div>
                                          </div>
                                        )}
                                      </div>
                                    );
                                  })}
                                </div>
                              </td>
                            </tr>
                          )}
                        </React.Fragment>
                      );
                    })
                  ) : (
                    managerStats.map((m) => {
                      const isManagerExpanded = expandedManagerDetails.has(m.manager);
                      return (
                        <React.Fragment key={m.manager}>
                          <tr 
                            className="border-b border-gray-100 hover:bg-gray-50 transition-colors cursor-pointer"
                            onClick={() => toggleManagerDetails(m.manager)}
                          >
                            <td className="p-2 border-r border-gray-100 font-bold text-gray-800 flex items-center gap-1">
                              {isManagerExpanded ? <ChevronDown size={12} className="text-blue-400" /> : <ChevronRight size={12} className="text-gray-300" />}
                              {m.manager}
                            </td>
                            <td className="p-2 border-r border-gray-100 text-gray-600">{m.department}</td>
                            <td 
                              className="p-2 border-r border-gray-100 text-center font-black text-blue-600 text-sm cursor-pointer hover:bg-blue-50"
                              onClick={(e) => {
                                e.stopPropagation();
                                setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 正在运营` });
                              }}
                            >
                              {m.total}
                            </td>
                            <td className="p-2 border-r border-gray-100 text-center text-gray-400">-</td>
                            <td className="p-2 border-r border-gray-100 text-center text-gray-400">-</td>
                            <td className="p-2 border-r border-gray-100 text-center text-gray-400">-</td>
                            <td className="p-2 border-r border-gray-100 text-center text-gray-400">-</td>
                            <td className="p-2 border-r border-gray-100 text-center text-gray-400">-</td>
                            <td className="p-2 border-r border-gray-100 text-center text-gray-400">-</td>
                            <td className="p-2 text-center">
                              <button 
                                onClick={(e) => {
                                  e.stopPropagation();
                                  setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 正在运营` });
                                }}
                                className="text-blue-500 hover:text-blue-700 transition-colors"
                              >
                                <ArrowRightLeft size={14} className="inline" />
                              </button>
                            </td>
                          </tr>
                          {isManagerExpanded && (
                            <tr className="bg-gray-50/50 border-b border-gray-100">
                              <td colSpan={10} className="p-0">
                                <div className="grid grid-cols-6 text-[10px] bg-white/50">
                                  <div className="p-2 border-r border-gray-100 flex flex-col items-center cursor-pointer hover:bg-blue-50" onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '4.5T', isColdChain: false, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 4.5T` })}>
                                    <span className="text-gray-400 uppercase mb-1">4.5T</span>
                                    <span className="font-bold text-gray-600">{m.t4_5}</span>
                                  </div>
                                  <div className="p-2 border-r border-gray-100 flex flex-col items-center cursor-pointer hover:bg-blue-50" onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '4.5T', isColdChain: true, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 4.5T冷链` })}>
                                    <span className="text-gray-400 uppercase mb-1">冷链</span>
                                    <span className="font-bold text-gray-600">{m.t4_5c}</span>
                                  </div>
                                  <div className="p-2 border-r border-gray-100 flex flex-col items-center cursor-pointer hover:bg-blue-50" onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '18T', category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 18T` })}>
                                    <span className="text-gray-400 uppercase mb-1">18T</span>
                                    <span className="font-bold text-gray-600">{m.t18}</span>
                                  </div>
                                  <div className="p-2 border-r border-gray-100 flex flex-col items-center cursor-pointer hover:bg-blue-50" onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '49T', category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 49T` })}>
                                    <span className="text-gray-400 uppercase mb-1">49T</span>
                                    <span className="font-bold text-gray-600">{m.t49}</span>
                                  </div>
                                  <div className="p-2 border-r border-gray-100 flex flex-col items-center cursor-pointer hover:bg-blue-50" onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '其他车型', isTrailer: true, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 挂车` })}>
                                    <span className="text-gray-400 uppercase mb-1">挂车</span>
                                    <span className="font-bold text-gray-600">{m.trailer}</span>
                                  </div>
                                  <div className="p-2 flex flex-col items-center cursor-pointer hover:bg-blue-50" onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '其他车型', isTrailer: false, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 其他` })}>
                                    <span className="text-gray-400 uppercase mb-1">其他</span>
                                    <span className="font-bold text-gray-600">{m.other}</span>
                                  </div>
                                </div>
                              </td>
                            </tr>
                          )}
                        </React.Fragment>
                      );
                    })
                  )}
                </tbody>
              </table>
            </div>

            {/* Mobile Card View */}
            <div className="lg:hidden p-2 space-y-2">
              {deptViewMode === 'department' ? (
                deptData.map((dept) => {
                  const isExpanded = expandedDepts.has(dept.department);
                  return (
                    <div key={dept.department} className="bg-white rounded-xl border border-gray-100 shadow-sm overflow-hidden">
                      <div 
                        className="p-3 cursor-pointer"
                        onClick={() => toggleDept(dept.department)}
                      >
                        <div className="flex justify-between items-center mb-2">
                          <h3 className="text-sm font-bold text-gray-800">{dept.department}</h3>
                          <span className="bg-blue-50 text-blue-600 text-[9px] font-bold px-2 py-0.5 rounded-full">
                            出勤率: {dept.attendanceRate}%
                          </span>
                        </div>
                        <div className="grid grid-cols-3 gap-2">
                          <div className="text-center cursor-pointer hover:bg-gray-50 rounded p-1"
                               onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', department: dept.department, source: 'department', title: `部门运营统计 - ${dept.department}` }); }}>
                            <div className="text-[8px] text-gray-400 uppercase font-bold mb-0.5">总运营</div>
                            <div className="text-xs font-black text-gray-800">{dept.totalAssets}</div>
                          </div>
                          <div className="text-center cursor-pointer hover:bg-green-50 rounded p-1"
                               onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', department: dept.department, attendance: 'active', source: 'department', title: `部门运营统计 - ${dept.department} - 出勤车辆` }); }}>
                            <div className="text-[8px] text-green-500 uppercase font-bold mb-0.5">出勤</div>
                            <div className="text-xs font-black text-green-500">{dept.operatingCount}</div>
                          </div>
                          <div className="text-center cursor-pointer hover:bg-gray-100 rounded p-1"
                               onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', department: dept.department, attendance: 'idle', source: 'department', title: `部门运营统计 - ${dept.department} - 闲置车辆` }); }}>
                            <div className="text-[8px] text-gray-400 uppercase font-bold mb-0.5">闲置</div>
                            <div className="text-xs font-black text-gray-400">{dept.idleCount}</div>
                          </div>
                        </div>
                        <div className="mt-1 flex justify-center">
                          {isExpanded ? <ChevronDown size={14} className="text-blue-500" /> : <ChevronRight size={14} className="text-gray-300" />}
                        </div>
                      </div>
                      {isExpanded && (
                        <div className="bg-gray-50/50 p-2 border-t border-gray-50 space-y-2">
                          {dept.managers.map(m => {
                            const isManagerExpanded = expandedManagerDetails.has(m.manager);
                            return (
                              <div key={m.manager} className="bg-white rounded border border-gray-100 shadow-sm overflow-hidden">
                                <div 
                                  className="p-2 flex justify-between items-center cursor-pointer"
                                  onClick={() => toggleManagerDetails(m.manager)}
                                >
                                  <div className="flex items-center gap-1">
                                    {isManagerExpanded ? <ChevronDown size={12} className="text-blue-400" /> : <ChevronRight size={12} className="text-gray-300" />}
                                    <span className="text-[11px] font-bold text-gray-700">{m.manager}</span>
                                  </div>
                                  <button 
                                    onClick={(e) => {
                                      e.stopPropagation();
                                      setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 正在运营` });
                                    }}
                                    className="text-[10px] font-bold text-blue-600 bg-blue-50 px-2 py-0.5 rounded"
                                  >
                                    合计: {m.total}
                                  </button>
                                </div>

                                {isManagerExpanded && (
                                  <div className="p-2 border-t border-gray-50 bg-gray-50/30 grid grid-cols-3 gap-1">
                                    <div 
                                      className="text-center bg-white p-1 rounded border border-gray-100 cursor-pointer"
                                      onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '4.5T', isColdChain: false, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 4.5T` })}
                                    >
                                      <div className="text-[8px] text-gray-400 uppercase">4.5T</div>
                                      <div className="text-[10px] font-bold text-gray-600">{m.t4_5}</div>
                                    </div>
                                    <div 
                                      className="text-center bg-white p-1 rounded border border-gray-100 cursor-pointer"
                                      onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '4.5T', isColdChain: true, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 4.5T冷链` })}
                                    >
                                      <div className="text-[8px] text-gray-400 uppercase">冷链</div>
                                      <div className="text-[10px] font-bold text-gray-600">{m.t4_5c}</div>
                                    </div>
                                    <div 
                                      className="text-center bg-white p-1 rounded border border-gray-100 cursor-pointer"
                                      onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '18T', category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 18T` })}
                                    >
                                      <div className="text-[8px] text-gray-400 uppercase">18T</div>
                                      <div className="text-[10px] font-bold text-gray-600">{m.t18}</div>
                                    </div>
                                    <div 
                                      className="text-center bg-white p-1 rounded border border-gray-100 cursor-pointer"
                                      onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '49T', category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 49T` })}
                                    >
                                      <div className="text-[8px] text-gray-400 uppercase">49T</div>
                                      <div className="text-[10px] font-bold text-gray-600">{m.t49}</div>
                                    </div>
                                    <div 
                                      className="text-center bg-white p-1 rounded border border-gray-100 cursor-pointer"
                                      onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '其他车型', isTrailer: true, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 挂车` })}
                                    >
                                      <div className="text-[8px] text-gray-400 uppercase">挂车</div>
                                      <div className="text-[10px] font-bold text-gray-600">{m.trailer}</div>
                                    </div>
                                    <div 
                                      className="text-center bg-white p-1 rounded border border-gray-100 cursor-pointer"
                                      onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '其他车型', isTrailer: false, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 其他` })}
                                    >
                                      <div className="text-[8px] text-gray-400 uppercase">其他</div>
                                      <div className="text-[10px] font-bold text-gray-600">{m.other}</div>
                                    </div>
                                  </div>
                                )}
                              </div>
                            );
                          })}
                        </div>
                      )}
                    </div>
                  );
                })
              ) : (
                managerStats.map((m) => {
                  const isManagerExpanded = expandedManagerDetails.has(m.manager);
                  return (
                    <div key={m.manager} className="bg-white rounded-xl border border-gray-100 shadow-sm overflow-hidden">
                      <div 
                        className="p-2 cursor-pointer flex items-center justify-between gap-2"
                        onClick={() => toggleManagerDetails(m.manager)}
                      >
                        <div className="flex items-center gap-2 flex-1 min-w-0">
                          {isManagerExpanded ? <ChevronDown size={14} className="text-blue-500" /> : <ChevronRight size={14} className="text-gray-300" />}
                          <div className="flex items-center gap-3 min-w-0">
                            <h3 className="text-sm font-bold text-gray-800 shrink-0">{m.manager}</h3>
                            <span className="text-[11px] text-gray-500 shrink-0">{m.department}</span>
                            <div 
                              className="text-[11px] font-bold text-blue-600 whitespace-nowrap"
                              onClick={(e) => {
                                e.stopPropagation();
                                setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 正在运营` });
                              }}
                            >
                              资产: {m.total}
                            </div>
                          </div>
                        </div>
                        
                        <button 
                          onClick={(e) => {
                            e.stopPropagation();
                            setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 正在运营` });
                          }}
                          className="text-blue-500 p-1 hover:bg-blue-50 rounded transition-colors flex-shrink-0"
                        >
                          <ArrowRightLeft size={14} />
                        </button>
                      </div>

                      {isManagerExpanded && (
                        <div className="p-2 border-t border-gray-50 bg-gray-50/30 grid grid-cols-3 gap-1">
                          <div 
                            className="text-center bg-white p-1 rounded border border-gray-100 cursor-pointer"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '4.5T', isColdChain: false, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 4.5T` })}
                          >
                            <div className="text-[8px] text-gray-400 uppercase">4.5T</div>
                            <div className="text-[10px] font-bold text-gray-600">{m.t4_5}</div>
                          </div>
                          <div 
                            className="text-center bg-white p-1 rounded border border-gray-100 cursor-pointer"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '4.5T', isColdChain: true, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 4.5T冷链` })}
                          >
                            <div className="text-[8px] text-gray-400 uppercase">冷链</div>
                            <div className="text-[10px] font-bold text-gray-600">{m.t4_5c}</div>
                          </div>
                          <div 
                            className="text-center bg-white p-1 rounded border border-gray-100 cursor-pointer"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '18T', category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 18T` })}
                          >
                            <div className="text-[8px] text-gray-400 uppercase">18T</div>
                            <div className="text-[10px] font-bold text-gray-600">{m.t18}</div>
                          </div>
                          <div 
                            className="text-center bg-white p-1 rounded border border-gray-100 cursor-pointer"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '49T', category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 49T` })}
                          >
                            <div className="text-[8px] text-gray-400 uppercase">49T</div>
                            <div className="text-[10px] font-bold text-gray-600">{m.t49}</div>
                          </div>
                          <div 
                            className="text-center bg-white p-1 rounded border border-gray-100 cursor-pointer"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '其他车型', isTrailer: true, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 挂车` })}
                          >
                            <div className="text-[8px] text-gray-400 uppercase">挂车</div>
                            <div className="text-[10px] font-bold text-gray-600">{m.trailer}</div>
                          </div>
                          <div 
                            className="text-center bg-white p-1 rounded border border-gray-100 cursor-pointer"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', manager: m.manager, type: '其他车型', isTrailer: false, category: 'Operating', source: 'department', title: `部门运营统计 - ${m.manager} - 其他` })}
                          >
                            <div className="text-[8px] text-gray-400 uppercase">其他</div>
                            <div className="text-[10px] font-bold text-gray-600">{m.other}</div>
                          </div>
                        </div>
                      )}
                    </div>
                  );
                })
              )}
            </div>
          </div>
        </section>
        )}

        {tabReady && activeTab === 'region' && (
        <div className="flex flex-col gap-6">
          {/* Region Distribution Chart */}
          <section className="bg-white rounded-2xl shadow-sm border border-gray-100 p-4 sm:p-6">
            <div className="flex items-center justify-between mb-6">
              <div className="flex items-center gap-3">
                <div className="w-1.5 h-6 bg-blue-600 rounded-full"></div>
                <h2 className="text-lg font-bold text-gray-800">区域资产分布概览</h2>
              </div>
              <div className="flex items-center bg-gray-100 rounded-lg p-0.5">
                <button
                  onClick={() => setRegionChartView('region')}
                  className={`px-3 py-1 text-xs font-medium rounded-md transition-all ${regionChartView === 'region' ? 'bg-white text-blue-700 shadow-sm' : 'text-gray-500 hover:text-gray-700'}`}
                >按区域</button>
                <button
                  onClick={() => setRegionChartView('province')}
                  className={`px-3 py-1 text-xs font-medium rounded-md transition-all ${regionChartView === 'province' ? 'bg-white text-blue-700 shadow-sm' : 'text-gray-500 hover:text-gray-700'}`}
                >按省份</button>
              </div>
            </div>
            <div className="h-64 w-full">
              <ResponsiveContainer width="100%" height="100%">
                <BarChart data={regionChartData} margin={{ top: 20 }}>
                  <CartesianGrid strokeDasharray="3 3" vertical={false} stroke="#f0f0f0" />
                  <XAxis dataKey="name" axisLine={false} tickLine={false} tick={{ fill: '#94a3b8', fontSize: 12 }} />
                  <YAxis axisLine={false} tickLine={false} tick={{ fill: '#94a3b8', fontSize: 12 }} />
                  <Tooltip
                    contentStyle={{ borderRadius: '12px', border: 'none', boxShadow: '0 10px 15px -3px rgb(0 0 0 / 0.1)' }}
                    cursor={{ fill: '#f8fafc' }}
                  />
                  <Bar dataKey="value" fill="#3b82f6" radius={[4, 4, 0, 0]} barSize={regionChartView === 'province' ? 20 : 40}>
                    <LabelList dataKey="value" position="top" style={{ fill: '#64748b', fontSize: 11, fontWeight: 600 }} />
                  </Bar>
                </BarChart>
              </ResponsiveContainer>
            </div>
          </section>

        {/* Region - Vehicle - Customer Section */}
        <section className="bg-white rounded-2xl shadow-sm border border-gray-100 overflow-hidden mb-6 min-h-[420px]">
          <div className="p-3 sm:p-4 border-b border-gray-50 flex items-center justify-between bg-slate-50 relative">
            <div className="flex items-center gap-3">
              <div className="w-1.5 h-6 bg-slate-400 rounded-full"></div>
              <div>
                <h2 className="text-lg font-bold text-slate-800">区域运营统计</h2>
                <p className="text-[10px] text-slate-400 font-medium">*按区域—车型—客户维度统计</p>
              </div>
            </div>

            <div className="flex items-center gap-2">
              <button 
                onClick={() => { if (!isRegionFilterOpen) setDraftRegionFilters({...regionFilters}); setIsRegionFilterOpen(!isRegionFilterOpen); }}
                className={`flex items-center gap-1.5 px-3 py-1.5 rounded-lg text-xs font-medium transition-all ${
                  isRegionFilterOpen || Object.values(regionFilters).some(v => v !== '')
                    ? 'bg-slate-200 text-slate-900 shadow-sm' 
                    : 'bg-slate-100 text-slate-600 hover:bg-slate-200'
                }`}
              >
                <Filter size={14} />
                <span>筛选</span>
                {Object.values(regionFilters).some(v => v !== '') && (
                  <span className="w-2 h-2 bg-red-500 rounded-full animate-pulse"></span>
                )}
              </button>

              <AnimatePresence>
                {isRegionFilterOpen && (
                  <>
                    <div className="fixed inset-0 z-40" />
                    <motion.div 
                      initial={{ opacity: 0, y: 10, scale: 0.95 }}
                      animate={{ opacity: 1, y: 0, scale: 1 }}
                      exit={{ opacity: 0, y: 10, scale: 0.95 }}
                      className="fixed inset-x-4 top-20 max-h-[80vh] overflow-auto sm:inset-auto sm:top-20 sm:right-4 sm:w-72 bg-white rounded-xl shadow-2xl border border-gray-100 z-50 p-4 text-gray-800"
                    >
                      <div className="flex items-center justify-between mb-4">
                        <h3 className="text-sm font-bold text-gray-900">区域筛选</h3>
                        <button onClick={() => setDraftRegionFilters({ region: '', city: '', customer: '' })} className="text-[10px] text-slate-600 hover:text-slate-700 font-medium">重置所有</button>
                      </div>

                      <div className="space-y-4">
                        <div className="space-y-1.5">
                          <label className="text-[10px] font-bold text-gray-400 uppercase tracking-wider">客户名称</label>
                          <SearchSelect value={draftRegionFilters.customer} onChange={(v) => setDraftRegionFilters(prev => ({ ...prev, customer: v }))} options={uniqueCustomerNames} placeholder="所有客户" className="text-xs py-2 px-2" />
                        </div>

                        <div className="grid grid-cols-2 gap-3">
                          <div className="space-y-1.5">
                            <label className="text-[10px] font-bold text-gray-400 uppercase tracking-wider">区域</label>
                            <select className="w-full bg-white border border-gray-200 rounded-lg py-2 px-2 text-xs focus:ring-2 focus:ring-slate-500/20 focus:border-slate-500 outline-none transition-all cursor-pointer shadow-sm" value={draftRegionFilters.region} onChange={(e) => setDraftRegionFilters(prev => ({ ...prev, region: e.target.value }))}>
                              <option value="">所有区域</option>
                              {uniqueRegions.map(r => <option key={r} value={r}>{r}</option>)}
                            </select>
                          </div>
                          <div className="space-y-1.5">
                            <label className="text-[10px] font-bold text-gray-400 uppercase tracking-wider">城市</label>
                            <select className="w-full bg-white border border-gray-200 rounded-lg py-2 px-2 text-xs focus:ring-2 focus:ring-slate-500/20 focus:border-slate-500 outline-none transition-all cursor-pointer shadow-sm" value={draftRegionFilters.city} onChange={(e) => setDraftRegionFilters(prev => ({ ...prev, city: e.target.value }))}>
                              <option value="">所有城市</option>
                              {uniqueCities.map(c => <option key={c} value={c}>{c}</option>)}
                            </select>
                          </div>
                        </div>
                      </div>
                      <button onClick={() => { setRegionFilters({...draftRegionFilters}); setIsRegionFilterOpen(false); }} className="w-full mt-4 py-2 bg-slate-800 text-white rounded-lg text-xs font-bold hover:bg-slate-900 transition-colors">确认</button>
                    </motion.div>
                  </>
                )}
              </AnimatePresence>
            </div>
          </div>

          {Object.values(regionFilters).some(v => v !== '') && (
            <div className="px-3 py-2 border-b border-gray-100 flex flex-wrap gap-2 items-center">
              {regionFilters.customer && (
                <span className="px-2 py-0.5 bg-slate-100 text-slate-700 rounded text-[10px] flex items-center gap-1">
                  客户: {regionFilters.customer}
                  <button onClick={() => setRegionFilters(prev => ({...prev, customer: ''}))} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              {regionFilters.region && (
                <span className="px-2 py-0.5 bg-slate-100 text-slate-700 rounded text-[10px] flex items-center gap-1">
                  区域: {regionFilters.region}
                  <button onClick={() => setRegionFilters(prev => ({...prev, region: ''}))} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              {regionFilters.city && (
                <span className="px-2 py-0.5 bg-slate-100 text-slate-700 rounded text-[10px] flex items-center gap-1">
                  城市: {regionFilters.city}
                  <button onClick={() => setRegionFilters(prev => ({...prev, city: ''}))} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              <button onClick={() => setRegionFilters({ region: '', city: '', customer: '' })} className="text-[11px] text-red-500 font-bold ml-auto hover:text-red-600">清除</button>
            </div>
          )}

          <div className="p-2">
            <div className="hidden lg:block overflow-x-auto">
              <table className="w-full text-left border-collapse min-w-[1000px]">
                <thead>
                  <tr className="bg-slate-50 text-slate-500 text-[11px] uppercase tracking-wider border-b border-slate-100">
                    <th className="p-2 font-semibold border-r border-slate-100 w-48">区域 / 车型 / 客户</th>
                    <th className="p-2 font-semibold border-r border-slate-100 text-center w-24">资产总数</th>
                    <th className="p-2 font-semibold border-r border-slate-100 text-center w-24 text-green-600">运营中</th>
                    <th className="p-2 font-semibold border-r border-slate-100 text-center w-24 text-orange-600">待交车</th>
                    <th className="p-2 font-semibold text-center bg-slate-100/50 w-32">主要客户</th>
                  </tr>
                </thead>
                <tbody className="text-xs">
                  {regionData.map((r) => {
                    const isExpanded = expandedRegions.has(r.region);
                    return (
                      <React.Fragment key={r.region}>
                        <tr
                          className={`border-b border-slate-100 cursor-pointer transition-colors ${isExpanded ? 'bg-slate-50' : 'bg-white hover:bg-slate-50/50'}`}
                          onClick={() => toggleRegion(r.region)}
                        >
                          <td className="p-2 font-bold text-slate-700 flex items-center gap-2">
                            {isExpanded ? <ChevronDown size={14} className="text-slate-400" /> : <ChevronRight size={14} className="text-slate-400" />}
                            <Truck size={14} className="text-slate-400" />
                            {r.region}区域
                          </td>
                          <td className="p-2 text-center font-bold text-slate-600 cursor-pointer hover:underline" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: r.region, source: 'region', title: `区域运营统计 - ${r.region}` }); }}>{r.totalAssets}</td>
                          <td className="p-2 text-center text-green-600 font-bold cursor-pointer hover:underline" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: r.region, category: 'Operating', source: 'region', title: `区域运营统计 - ${r.region} - 正在运营` }); }}>{r.operatingCount}</td>
                          <td className="p-2 text-center text-orange-600 font-bold cursor-pointer hover:underline" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: r.region, category: 'Pending', source: 'region', title: `区域运营统计 - ${r.region} - 待交车` }); }}>{r.pendingCount}</td>
                          <td className="p-2 text-center text-slate-500 font-medium">{r.customers.slice(0, 2).join(', ')}</td>
                        </tr>
                        {isExpanded && r.cities.map((city) => {
                          const cityKey = `${r.region}-${city.city}`;
                          const isCityExpanded = expandedRegionCities.has(cityKey);
                          return (
                            <React.Fragment key={city.city}>
                              <tr
                                className="border-b border-gray-50 hover:bg-gray-50 cursor-pointer"
                                onClick={() => toggleRegionCity(cityKey)}
                              >
                                <td className="p-2 pl-8 text-slate-600 flex items-center gap-2">
                                  {isCityExpanded ? <ChevronDown size={12} className="text-slate-400" /> : <ChevronRight size={12} className="text-slate-400" />}
                                  <MapPin size={12} className="text-slate-300" />
                                  <span className="font-medium">{city.city}</span>
                                </td>
                                <td className="p-2 text-center text-slate-600 font-medium cursor-pointer hover:underline" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: city.city, source: 'region', title: `区域运营统计 - ${city.city}` }); }}>{city.totalAssets}</td>
                                <td className="p-2 text-center text-green-600 cursor-pointer hover:underline" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: city.city, category: 'Operating', source: 'region', title: `区域运营统计 - ${city.city} - 正在运营` }); }}>{city.operatingCount}</td>
                                <td className="p-2 text-center text-orange-600 cursor-pointer hover:underline" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: city.city, category: 'Pending', source: 'region', title: `区域运营统计 - ${city.city} - 待交车` }); }}>{city.pendingCount}</td>
                                <td className="p-2 text-center text-slate-400 text-[10px] italic">{city.customers.slice(0, 2).join(', ')}</td>
                              </tr>
                              {isCityExpanded && city.typeBreakdown.map(tb => (
                                <tr key={tb.type} className="border-b border-gray-50/50 bg-slate-50/30">
                                  <td className="p-2 pl-14 text-gray-400 flex items-center gap-2">
                                    <div className="w-1 h-1 bg-slate-300 rounded-full"></div>
                                    {tb.type} 车型
                                  </td>
                                  <td className="p-2 text-center text-gray-500 cursor-pointer hover:underline" onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: city.city, vehicleType: tb.type, source: 'region', title: `区域运营统计 - ${city.city} - ${tb.type}` })}>{tb.total}</td>
                                  <td className="p-2 text-center text-green-500 cursor-pointer hover:underline" onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: city.city, vehicleType: tb.type, category: 'Operating', source: 'region', title: `区域运营统计 - ${city.city} - ${tb.type} - 正在运营` })}>{tb.operating}</td>
                                  <td className="p-2 text-center text-orange-500 cursor-pointer hover:underline" onClick={() => { setShowPlateNumbers({ batch: 'All', model: 'All', location: city.city, vehicleType: tb.type, category: 'Inventory', source: 'region', title: `区域运营统计 - ${city.city} - ${tb.type} - 库存` }); }}>{tb.inventory}</td>
                                  <td className="p-2 text-center text-gray-400 text-[10px] italic">{tb.customers.slice(0, 2).join(', ')}</td>
                                </tr>
                              ))}
                            </React.Fragment>
                          );
                        })}
                      </React.Fragment>
                    );
                  })}
                </tbody>
              </table>
            </div>

            {/* Mobile View (Region) */}
            <div className="lg:hidden p-2 space-y-3">
              {regionData.map((r) => {
                const isExpanded = expandedRegions.has(r.region);
                return (
                  <div key={r.region} className="bg-slate-50/50 rounded-xl border border-slate-100 overflow-hidden">
                    <div
                      className="bg-white p-3 flex justify-between items-center cursor-pointer"
                      onClick={() => toggleRegion(r.region)}
                    >
                      <div className="flex items-center gap-2 font-bold text-slate-700">
                        {isExpanded ? <ChevronDown size={14} className="text-slate-400" /> : <ChevronRight size={14} className="text-slate-400" />}
                        <Truck size={14} className="text-slate-400" />
                        {r.region}区域
                      </div>
                      <div className="text-xs font-bold text-slate-500">资产: {r.totalAssets}</div>
                    </div>
                    {isExpanded && (
                      <>
                        <div className="p-2 grid grid-cols-2 gap-2 text-center border-t border-slate-100">
                          <div
                            className="bg-white p-2 rounded border border-slate-100 cursor-pointer active:bg-green-50"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: r.region, category: 'Operating', source: 'region', title: `区域运营统计 - ${r.region} - 正在运营` })}
                          >
                            <div className="text-[9px] text-gray-400 uppercase">运营中</div>
                            <div className="text-xs font-bold text-green-600">{r.operatingCount}</div>
                          </div>
                          <div
                            className="bg-white p-2 rounded border border-slate-100 cursor-pointer active:bg-orange-50"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: r.region, category: 'Pending', source: 'region', title: `区域运营统计 - ${r.region} - 待交车` })}
                          >
                            <div className="text-[9px] text-gray-400 uppercase">待交车</div>
                            <div className="text-xs font-bold text-orange-600">{r.pendingCount}</div>
                          </div>
                        </div>
                        <div className="px-2 pb-2 space-y-1">
                          {r.typeBreakdown.map(tb => (
                            <div key={tb.type} className="flex justify-between items-center text-[10px] bg-white/80 px-2 py-1.5 rounded border border-slate-50">
                              <span className="text-gray-500">{tb.type} 车型</span>
                              <div className="flex gap-3">
                                <span
                                  className="font-bold text-green-600 cursor-pointer"
                                  onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: r.region, vehicleType: tb.type, category: 'Operating', source: 'region', title: `区域运营统计 - ${r.region} - ${tb.type} - 正在运营` })}
                                >
                                  运:{tb.operating}
                                </span>
                                <span
                                  className="font-bold text-orange-600 cursor-pointer"
                                  onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: r.region, vehicleType: tb.type, category: 'Inventory', source: 'region', title: `区域运营统计 - ${r.region} - ${tb.type} - 库存` })}
                                >
                                  待:{tb.inventory}
                                </span>
                              </div>
                            </div>
                          ))}
                        </div>
                      </>
                    )}
                  </div>
                );
              })}
            </div>
          </div>
        </section>
        </div>
        )}

        {tabReady && activeTab === 'customer' && (
        <div className="flex flex-col gap-6">
          {/* Customer Region Distribution Chart */}
          <section className="bg-white rounded-2xl shadow-sm border border-gray-100 p-4 sm:p-6">
            <div className="flex items-center justify-between mb-5">
              <div className="flex items-center gap-3">
                <div className="w-1.5 h-6 bg-emerald-500 rounded-full"></div>
                <h2 className="text-lg font-bold text-gray-800">客户运营地区占比</h2>
              </div>
              <div className="flex items-center bg-gray-100 rounded-lg p-0.5">
                <button
                  onClick={() => setCustomerChartView('region')}
                  className={`px-3 py-1 text-xs font-medium rounded-md transition-all ${customerChartView === 'region' ? 'bg-white text-emerald-600 shadow-sm' : 'text-gray-400 hover:text-gray-600'}`}
                >按区域</button>
                <button
                  onClick={() => setCustomerChartView('province')}
                  className={`px-3 py-1 text-xs font-medium rounded-md transition-all ${customerChartView === 'province' ? 'bg-white text-emerald-600 shadow-sm' : 'text-gray-400 hover:text-gray-600'}`}
                >按省份</button>
              </div>
            </div>
            {(() => {
              const PIE_COLORS = ['#6366f1','#06b6d4','#f59e0b','#f43f5e','#10b981','#a855f7','#94a3b8'];
              const pieData = customerPieData;
              const grandTotal = pieData.reduce((s,d) => s + d.value, 0);
              return (
                <div className="flex flex-col sm:flex-row gap-4 sm:gap-8 items-center">
                  {/* Donut chart */}
                  <div className="relative flex-shrink-0" style={{ width: 200, height: 200 }}>
                    <ResponsiveContainer width="100%" height="100%">
                      <PieChart>
                        <Pie
                          data={pieData}
                          cx="50%" cy="50%"
                          innerRadius={68} outerRadius={90}
                          paddingAngle={3}
                          startAngle={90} endAngle={-270}
                          dataKey="value"
                        >
                          {pieData.map((_, i) => (
                            <Cell key={i} fill={PIE_COLORS[i % PIE_COLORS.length]} stroke="white" strokeWidth={2} />
                          ))}
                        </Pie>
                        <Tooltip
                          formatter={(value) => [`${value} 辆`, '']}
                          contentStyle={{ borderRadius: '10px', border: 'none', boxShadow: '0 8px 24px -4px rgba(0,0,0,0.12)', fontSize: 12 }}
                        />
                      </PieChart>
                    </ResponsiveContainer>
                    {/* Center label */}
                    <div className="absolute inset-0 flex flex-col items-center justify-center pointer-events-none">
                      <span className="text-2xl font-bold text-gray-800">{grandTotal}</span>
                      <span className="text-xs text-gray-400 mt-0.5">辆</span>
                    </div>
                  </div>
                  {/* Custom legend */}
                  <div className="flex-1 w-full space-y-2.5">
                    {pieData.map((item, i) => {
                      const pct = grandTotal > 0 ? (item.value / grandTotal * 100) : 0;
                      const color = PIE_COLORS[i % PIE_COLORS.length];
                      return (
                        <div key={i} className="flex items-center gap-2.5">
                          <div className="w-2.5 h-2.5 rounded-full flex-shrink-0" style={{ background: color }} />
                          <span className="text-sm text-gray-600 flex-1 min-w-0 truncate">{item.name}</span>
                          <div className="w-20 h-1.5 bg-gray-100 rounded-full overflow-hidden flex-shrink-0">
                            <div className="h-full rounded-full transition-all" style={{ width: `${pct}%`, background: color }} />
                          </div>
                          <span className="text-xs font-semibold text-gray-700 w-6 text-right flex-shrink-0">{item.value}</span>
                          <span className="text-xs text-gray-400 w-9 text-right flex-shrink-0">{pct.toFixed(1)}%</span>
                        </div>
                      );
                    })}
                  </div>
                </div>
              );
            })()}
          </section>

        {/* Customer Operations Statistics Section */}
        <section className="bg-white rounded-2xl shadow-sm border border-gray-100 overflow-hidden mb-6 min-h-[420px]">
          <div className="p-3 sm:p-4 border-b border-gray-50 flex items-center justify-between bg-emerald-800 text-white relative">
            <div className="flex items-center gap-3">
              <div className="w-1.5 h-6 bg-emerald-400 rounded-full"></div>
              <div>
                <h2 className="text-lg font-bold">客户运营统计</h2>
                <p className="text-[10px] opacity-70 font-medium">*按客户维度统计资产分布</p>
              </div>
            </div>

            <div className="flex items-center gap-2">
              <button 
                onClick={() => { if (!isCustomerFilterOpen) setDraftCustomerFilters({...customerFilters}); setIsCustomerFilterOpen(!isCustomerFilterOpen); }}
                className={`flex items-center gap-1.5 px-3 py-1.5 rounded-lg text-xs font-medium transition-all ${
                  isCustomerFilterOpen || Object.values(customerFilters).some(v => v !== '')
                    ? 'bg-emerald-400 text-emerald-900 shadow-lg shadow-emerald-900/20' 
                    : 'bg-emerald-700/50 text-emerald-100 hover:bg-emerald-700'
                }`}
              >
                <Filter size={14} />
                <span>筛选</span>
                {Object.values(customerFilters).some(v => v !== '') && (
                  <span className="w-2 h-2 bg-red-500 rounded-full animate-pulse"></span>
                )}
              </button>

              <AnimatePresence>
                {isCustomerFilterOpen && (
                  <>
                    {/* Backdrop */}
                    <div className="fixed inset-0 z-40" />
                    
                    {/* Popover Content */}
                    <motion.div
                      initial={{ opacity: 0, y: 10, scale: 0.95 }}
                      animate={{ opacity: 1, y: 0, scale: 1 }}
                      exit={{ opacity: 0, y: 10, scale: 0.95 }}
                      className="fixed inset-x-4 top-20 max-h-[80vh] overflow-auto sm:inset-auto sm:top-20 sm:right-4 sm:w-72 bg-white rounded-xl shadow-2xl border border-gray-100 z-50 p-4 text-gray-800"
                    >
                      <div className="flex items-center justify-between mb-4">
                        <h3 className="text-sm font-bold text-gray-900">数据筛选</h3>
                        <div className="flex items-center gap-2">
                          <button onClick={() => setDraftCustomerFilters({ customer: '', brand: '', department: '', manager: '', region: '' })} className="text-[10px] text-emerald-600 hover:text-emerald-700 font-medium">重置所有</button>
                        </div>
                      </div>

                      <div className="space-y-4">
                        <div className="space-y-1.5">
                          <label className="text-[10px] font-bold text-gray-400 uppercase tracking-wider">客户名称</label>
                          <SearchSelect value={draftCustomerFilters.customer} onChange={(v) => setDraftCustomerFilters(prev => ({ ...prev, customer: v }))} options={uniqueCustomerNames} placeholder="所有客户" className="text-xs py-2 px-2" />
                        </div>

                        <div className="space-y-1.5">
                          <label className="text-[10px] font-bold text-gray-400 uppercase tracking-wider">业务负责人</label>
                          <select className="w-full bg-white border border-gray-200 rounded-lg py-2 px-2 text-xs focus:ring-2 focus:ring-emerald-500/20 focus:border-emerald-500 outline-none transition-all cursor-pointer shadow-sm" value={draftCustomerFilters.manager} onChange={(e) => setDraftCustomerFilters(prev => ({ ...prev, manager: e.target.value }))}>
                            <option value="">所有负责人</option>
                            {customerManagersGroupedByDept
                              .filter(g => g.department !== '公务车')
                              .filter(g => !draftCustomerFilters.department || g.department === draftCustomerFilters.department)
                              .map(g => (
                              <optgroup key={g.department} label={g.department}>
                                {g.managers.map(m => <option key={m} value={m}>{m}</option>)}
                              </optgroup>
                            ))}
                          </select>
                        </div>

                        <div className="grid grid-cols-2 gap-3">
                          <div className="space-y-1.5">
                            <label className="text-[10px] font-bold text-gray-400 uppercase tracking-wider">品牌</label>
                            <select className="w-full bg-white border border-gray-200 rounded-lg py-2 px-2 text-xs focus:ring-2 focus:ring-emerald-500/20 focus:border-emerald-500 outline-none transition-all cursor-pointer shadow-sm" value={draftCustomerFilters.brand} onChange={(e) => setDraftCustomerFilters(prev => ({ ...prev, brand: e.target.value }))}>
                              <option value="">所有品牌</option>
                              {uniqueBrands.map(b => <option key={b} value={b}>{b}</option>)}
                            </select>
                          </div>
                          <div className="space-y-1.5">
                            <label className="text-[10px] font-bold text-gray-400 uppercase tracking-wider">部门</label>
                            <select className="w-full bg-white border border-gray-200 rounded-lg py-2 px-2 text-xs focus:ring-2 focus:ring-emerald-500/20 focus:border-emerald-500 outline-none transition-all cursor-pointer shadow-sm" value={draftCustomerFilters.department} onChange={(e) => setDraftCustomerFilters(prev => ({ ...prev, department: e.target.value, manager: '' }))}>
                              <option value="">所有部门</option>
                              {uniqueDepts.map(d => <option key={d} value={d}>{d}</option>)}
                            </select>
                          </div>
                          <div className="space-y-1.5">
                            <label className="text-[10px] font-bold text-gray-400 uppercase tracking-wider">区域</label>
                            <select className="w-full bg-white border border-gray-200 rounded-lg py-2 px-2 text-xs focus:ring-2 focus:ring-emerald-500/20 focus:border-emerald-500 outline-none transition-all cursor-pointer shadow-sm" value={draftCustomerFilters.region} onChange={(e) => setDraftCustomerFilters(prev => ({ ...prev, region: e.target.value }))}>
                              <option value="">所有区域</option>
                              {uniqueRegions.map(r => <option key={r} value={r}>{r}</option>)}
                            </select>
                          </div>
                        </div>
                      </div>
                      <button onClick={() => { setCustomerFilters({...draftCustomerFilters}); setIsCustomerFilterOpen(false); }} className="w-full mt-4 py-2 bg-emerald-600 text-white rounded-lg text-xs font-bold hover:bg-emerald-700 transition-colors">确认</button>
                    </motion.div>
                  </>
                )}
              </AnimatePresence>
            </div>
          </div>

          {Object.values(customerFilters).some(v => v !== '') && (
            <div className="px-3 py-2 border-b border-gray-100 flex flex-wrap gap-2 items-center">
              {customerFilters.customer && (
                <span className="px-2 py-0.5 bg-emerald-50 text-emerald-700 rounded text-[10px] flex items-center gap-1">
                  客户: {customerFilters.customer}
                  <button onClick={() => setCustomerFilters(prev => ({...prev, customer: ''}))} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              {customerFilters.manager && (
                <span className="px-2 py-0.5 bg-emerald-50 text-emerald-700 rounded text-[10px] flex items-center gap-1">
                  负责人: {customerFilters.manager}
                  <button onClick={() => setCustomerFilters(prev => ({...prev, manager: ''}))} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              {customerFilters.brand && (
                <span className="px-2 py-0.5 bg-emerald-50 text-emerald-700 rounded text-[10px] flex items-center gap-1">
                  品牌: {customerFilters.brand}
                  <button onClick={() => setCustomerFilters(prev => ({...prev, brand: ''}))} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              {customerFilters.department && (
                <span className="px-2 py-0.5 bg-emerald-50 text-emerald-700 rounded text-[10px] flex items-center gap-1">
                  部门: {customerFilters.department}
                  <button onClick={() => setCustomerFilters(prev => ({...prev, department: ''}))} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              {customerFilters.region && (
                <span className="px-2 py-0.5 bg-emerald-50 text-emerald-700 rounded text-[10px] flex items-center gap-1">
                  区域: {customerFilters.region}
                  <button onClick={() => setCustomerFilters(prev => ({...prev, region: ''}))} className="hover:text-red-500 ml-0.5">×</button>
                </span>
              )}
              <button onClick={() => setCustomerFilters({ customer: '', brand: '', department: '', manager: '', region: '' })} className="text-[11px] text-red-500 font-bold ml-auto hover:text-red-600">清除</button>
            </div>
          )}

          <div className="p-0 sm:p-2">
            {/* Desktop Table View (Customer) */}
            <div className="hidden lg:block overflow-x-auto">
              <table className="w-full text-left border-collapse min-w-[1000px]">
                <thead>
                  <tr className="bg-emerald-700 text-white text-[11px] uppercase tracking-wider border-b border-emerald-800">
                    <th className="p-2 font-semibold border-r border-emerald-600 w-40">客户名称</th>
                    <th className="p-2 font-semibold border-r border-emerald-600 w-24">所在区域</th>
                    <th className="p-2 font-semibold border-r border-emerald-600 w-24">关联业务负责人</th>
                    <th className="p-2 font-semibold border-r border-emerald-600 text-center w-20">4.5T</th>
                    <th className="p-2 font-semibold border-r border-emerald-600 text-center w-20">4.5T冷链</th>
                    <th className="p-2 font-semibold border-r border-emerald-600 text-center w-20">18T</th>
                    <th className="p-2 font-semibold border-r border-emerald-600 text-center w-20">49T</th>
                    <th className="p-2 font-semibold border-r border-emerald-600 text-center w-20">挂车</th>
                    <th className="p-2 font-semibold border-r border-emerald-600 text-center w-20">其他</th>
                    <th className="p-2 font-semibold text-center bg-emerald-900/40 w-24">合计</th>
                  </tr>
                </thead>
                <tbody className="text-xs">
                  {filteredCustomerStats.map((cust) => {
                    const isExpanded = expandedCustomers.has(cust.customer);
                    return (
                      <React.Fragment key={cust.customer}>
                        <tr 
                          className={`cursor-pointer transition-all border-b border-gray-100 ${
                            isExpanded ? 'bg-emerald-50/50' : 'hover:bg-gray-50'
                          }`}
                          onClick={() => toggleCustomer(cust.customer)}
                        >
                          <td className="p-2 border-r border-gray-100 font-bold text-gray-800 flex items-center gap-2">
                            {isExpanded ? <ChevronDown size={14} className="text-emerald-600" /> : <ChevronRight size={14} className="text-gray-400" />}
                            {cust.customer}
                          </td>
                          <td className="p-2 border-r border-gray-100 text-gray-600 text-center">
                            <span className="bg-gray-100 px-2 py-0.5 rounded text-[10px] font-medium">{cust.region}</span>
                          </td>
                          <td className="p-2 border-r border-gray-100 text-gray-600 text-center">{cust.manager}</td>
                          <td className="p-2 border-r border-gray-100 text-center text-gray-500 cursor-pointer hover:bg-emerald-50 transition-colors" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, type: '4.5T', isColdChain: false, source: 'customer', title: `客户运营统计 - ${cust.customer} - 4.5T` }); }}>{cust.t4_5}</td>
                          <td className="p-2 border-r border-gray-100 text-center text-gray-500 cursor-pointer hover:bg-emerald-50 transition-colors" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, type: '4.5T', isColdChain: true, source: 'customer', title: `客户运营统计 - ${cust.customer} - 4.5T冷链` }); }}>{cust.t4_5c}</td>
                          <td className="p-2 border-r border-gray-100 text-center text-gray-500 cursor-pointer hover:bg-emerald-50 transition-colors" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, type: '18T', source: 'customer', title: `客户运营统计 - ${cust.customer} - 18T` }); }}>{cust.t18}</td>
                          <td className="p-2 border-r border-gray-100 text-center text-gray-500 cursor-pointer hover:bg-emerald-50 transition-colors" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, type: '49T', source: 'customer', title: `客户运营统计 - ${cust.customer} - 49T` }); }}>{cust.t49}</td>
                          <td className="p-2 border-r border-gray-100 text-center text-gray-500 cursor-pointer hover:bg-emerald-50 transition-colors" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, type: '其他车型', source: 'customer', title: `客户运营统计 - ${cust.customer} - 挂车` }); }}>{cust.trailer}</td>
                          <td className="p-2 border-r border-gray-100 text-center text-gray-500 cursor-pointer hover:bg-emerald-50 transition-colors" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, type: '其他车型', source: 'customer', title: `客户运营统计 - ${cust.customer} - 其他` }); }}>{cust.other}</td>
                          <td className="p-2 text-center font-bold bg-emerald-50 text-emerald-800 cursor-pointer hover:bg-emerald-100 transition-colors" onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, source: 'customer', title: `客户运营统计 - ${cust.customer}` }); }}>{cust.total}</td>
                        </tr>
                        {isExpanded && (
                          <tr className="bg-gray-50/30">
                            <td colSpan={9} className="p-2">
                              <div className="grid grid-cols-4 gap-2">
                                <div className="bg-white p-2 rounded border border-gray-100 shadow-sm">
                                  <div className="text-[10px] text-gray-400 uppercase mb-1">客户详情</div>
                                  <div className="text-sm font-bold text-gray-700">{cust.customer}</div>
                                </div>
                                <div className="bg-white p-2 rounded border border-gray-100 shadow-sm">
                                  <div className="text-[10px] text-gray-400 uppercase mb-1">主要车型</div>
                                  <div className="text-sm font-bold text-emerald-600">
                                    {cust.t49 > cust.t18 ? '49T 重卡' : (cust.t18 > cust.t4_5c ? '18T 货车' : '4.5T 轻卡')}
                                  </div>
                                </div>
                                <div className="bg-white p-2 rounded border border-gray-100 shadow-sm">
                                  <div className="text-[10px] text-gray-400 uppercase mb-1">业务经理</div>
                                  <div className="text-sm font-bold text-gray-700">{cust.manager}</div>
                                </div>
                                <div className="bg-white p-2 rounded border border-gray-100 shadow-sm">
                                  <div className="text-[10px] text-gray-400 uppercase mb-1">资产占比</div>
                                  <div className="text-sm font-bold text-gray-700">
                                    {((cust.total / deptData.reduce((s, d) => s + d.totalAssets, 0)) * 100).toFixed(1)}%
                                  </div>
                                </div>
                              </div>
                            </td>
                          </tr>
                        )}
                      </React.Fragment>
                    );
                  })}
                </tbody>
              </table>
            </div>

            {/* Mobile Card View (Customer) */}
            <div className="lg:hidden p-2 space-y-2">
              {filteredCustomerStats.map((cust) => {
                const isExpanded = expandedCustomers.has(cust.customer);
                return (
                  <div key={cust.customer} className="bg-white rounded border border-gray-100 shadow-sm overflow-hidden">
                    <div 
                      className={`p-2 flex justify-between items-center cursor-pointer transition-colors ${
                        isExpanded ? 'bg-emerald-50' : 'bg-gray-50'
                      }`}
                      onClick={() => toggleCustomer(cust.customer)}
                    >
                      <div className="flex items-center gap-2">
                        {isExpanded ? <ChevronDown size={16} className="text-emerald-600" /> : <ChevronRight size={16} className="text-gray-400" />}
                        <div className="flex flex-col">
                          <span className="font-bold text-gray-800 text-sm">{cust.customer}</span>
                          <span className="text-[10px] text-emerald-600 font-medium">{cust.region}区域</span>
                        </div>
                      </div>
                      <div
                        className="text-xs font-bold text-emerald-700 bg-emerald-100 px-2 py-0.5 rounded-full cursor-pointer hover:bg-emerald-200 transition-colors"
                        onClick={(e) => { e.stopPropagation(); setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, source: 'customer', title: `客户运营统计 - ${cust.customer}` }); }}
                      >
                        合计: {cust.total}
                      </div>
                    </div>

                    {isExpanded && (
                      <div className="p-2 space-y-3 bg-white">
                        {/* Details Cards for Mobile */}
                        <div className="grid grid-cols-2 gap-2">
                          <div className="bg-gray-50 p-2 rounded border border-gray-100">
                            <div className="text-[8px] text-gray-400 uppercase mb-1">客户详情</div>
                            <div className="text-[10px] font-bold text-gray-700">{cust.customer}</div>
                          </div>
                          <div className="bg-gray-50 p-2 rounded border border-gray-100">
                            <div className="text-[8px] text-gray-400 uppercase mb-1">主要车型</div>
                            <div className="text-xs font-bold text-emerald-600">
                              {cust.t49 > cust.t18 ? '49T 重卡' : (cust.t18 > cust.t4_5c ? '18T 货车' : '4.5T 轻卡')}
                            </div>
                          </div>
                          <div className="bg-gray-50 p-2 rounded border border-gray-100">
                            <div className="text-[8px] text-gray-400 uppercase mb-1">业务经理</div>
                            <div className="text-xs font-bold text-gray-700">{cust.manager}</div>
                          </div>
                          <div className="bg-gray-50 p-2 rounded border border-gray-100">
                            <div className="text-[8px] text-gray-400 uppercase mb-1">资产占比</div>
                            <div className="text-xs font-bold text-gray-700">
                              {((cust.total / deptData.reduce((s, d) => s + d.totalAssets, 0)) * 100).toFixed(1)}%
                            </div>
                          </div>
                        </div>

                        <div className="border-t border-gray-50 pt-2">
                          <div className="text-[8px] text-gray-400 uppercase mb-2">车型分布</div>
                          <div className="grid grid-cols-3 gap-2">
                          <div
                            className="text-center bg-gray-50 p-1 rounded cursor-pointer hover:bg-emerald-50 transition-colors"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, type: '4.5T', isColdChain: false, source: 'customer', title: `客户运营统计 - ${cust.customer} - 4.5T` })}
                          >
                            <div className="text-[8px] text-gray-400 uppercase">4.5T</div>
                            <div className="text-[10px] font-bold text-gray-600">{cust.t4_5}</div>
                          </div>
                          <div
                            className="text-center bg-gray-50 p-1 rounded cursor-pointer hover:bg-emerald-50 transition-colors"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, type: '4.5T', isColdChain: true, source: 'customer', title: `客户运营统计 - ${cust.customer} - 4.5T冷链` })}
                          >
                            <div className="text-[8px] text-gray-400 uppercase">冷链</div>
                            <div className="text-[10px] font-bold text-gray-600">{cust.t4_5c}</div>
                          </div>
                          <div
                            className="text-center bg-gray-50 p-1 rounded cursor-pointer hover:bg-emerald-50 transition-colors"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, type: '18T', source: 'customer', title: `客户运营统计 - ${cust.customer} - 18T` })}
                          >
                            <div className="text-[8px] text-gray-400 uppercase">18T</div>
                            <div className="text-[10px] font-bold text-gray-600">{cust.t18}</div>
                          </div>
                          <div
                            className="text-center bg-gray-50 p-1 rounded cursor-pointer hover:bg-emerald-50 transition-colors"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, type: '49T', source: 'customer', title: `客户运营统计 - ${cust.customer} - 49T` })}
                          >
                            <div className="text-[8px] text-gray-400 uppercase">49T</div>
                            <div className="text-[10px] font-bold text-gray-600">{cust.t49}</div>
                          </div>
                          <div
                            className="text-center bg-gray-50 p-1 rounded cursor-pointer hover:bg-emerald-50 transition-colors"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, type: '其他车型', source: 'customer', title: `客户运营统计 - ${cust.customer} - 挂车` })}
                          >
                            <div className="text-[8px] text-gray-400 uppercase">挂车</div>
                            <div className="text-[10px] font-bold text-gray-600">{cust.trailer}</div>
                          </div>
                          <div
                            className="text-center bg-gray-50 p-1 rounded cursor-pointer hover:bg-emerald-50 transition-colors"
                            onClick={() => setShowPlateNumbers({ batch: 'All', model: 'All', location: 'All', customer: cust.customer, type: '其他车型', source: 'customer', title: `客户运营统计 - ${cust.customer} - 其他` })}
                          >
                            <div className="text-[8px] text-gray-400 uppercase">其他</div>
                            <div className="text-[10px] font-bold text-gray-600">{cust.other}</div>
                          </div>
                        </div>
                      </div>
                    </div>
                  )}
                  </div>
                );
              })}
            </div>
          </div>
        </section>
        </div>
        )}


        {/* Vehicle Detail Modal */}
        <AnimatePresence>
          {showPlateNumbers && (
            <div className="fixed inset-0 bg-black/40 backdrop-blur-sm z-50 flex items-center justify-center p-4">
              <motion.div
                initial={{ scale: 0.9, opacity: 0, y: 20 }}
                animate={{ scale: 1, opacity: 1, y: 0 }}
                className={`bg-white rounded-xl shadow-2xl w-full max-w-[95vw] ${showPlateNumbers.source === 'customer' ? 'lg:max-w-6xl' : 'lg:max-w-4xl'} overflow-hidden flex flex-col max-h-[85vh] sm:max-h-[90vh] min-h-[40vh]`}
              >
                <div className="p-4 border-b border-gray-100 flex justify-between items-center bg-slate-800 text-white shrink-0">
                  <div>
                    <h3 className="font-bold text-base flex items-center gap-2">
                      <Truck size={18} className="text-blue-400" />
                      {showPlateNumbers.title || (
                        (showPlateNumbers.manager ? `${showPlateNumbers.manager} 的${showPlateNumbers.type || ''}车辆` :
                         showPlateNumbers.customer ? `${showPlateNumbers.customer} 的${showPlateNumbers.type || ''}车辆` :
                         showPlateNumbers.batch === 'All' ? '全量批次' : `${showPlateNumbers.batch} 批次`) + ' - 运营明细'
                      )}
                    </h3>
                    <p className="text-[10px] opacity-60 mt-0.5">
                      {showPlateNumbers.model === 'All' ? '全量型号' : showPlateNumbers.model} |
                      {showPlateNumbers.category === 'Pending' ? '待交车' :
                       showPlateNumbers.category === 'Delivered' ? '本周已交车' :
                       showPlateNumbers.category === 'Returned' ? '已还车' :
                       showPlateNumbers.category === 'Replaced' ? '已替换' :
                       showPlateNumbers.category === 'Inventory' ? `${showPlateNumbers.location}库存` :
                       showPlateNumbers.category === 'Operating' ? '正在运营' : '全部状态'}
                    </p>
                  </div>
                  <button onClick={() => setShowPlateNumbers(null)} className="hover:bg-white/10 p-2 rounded-full transition-colors">
                    <PlusCircle className="rotate-45" size={24} />
                  </button>
                </div>

                {/* Modal Filters */}
                <div className="px-4 py-2 bg-slate-50 border-b border-gray-200 shrink-0">
                  <div
                    className="flex justify-between items-center cursor-pointer py-1"
                    onClick={() => setIsModalFilterExpanded(!isModalFilterExpanded)}
                  >
                    <div className="flex items-center gap-2 text-slate-600">
                      <Filter size={14} />
                      <span className="text-xs font-bold">筛选条件</span>
                    </div>
                    <div className="flex items-center gap-3">
                      {/* Quick Search always visible when collapsed */}
                      {!isModalFilterExpanded && (
                        <div className="w-40 sm:w-64" onClick={(e) => e.stopPropagation()}>
                          <SearchSelect value={modalFilters.plateNumber} onChange={(v) => setModalFilters({...modalFilters, plateNumber: v})} options={uniqueModalPlates} placeholder="快速搜索车牌..." className="text-[11px] py-1 px-2" />
                        </div>
                      )}
                      <motion.div
                        animate={{ rotate: isModalFilterExpanded ? 180 : 0 }}
                        transition={{ duration: 0.2 }}
                      >
                        <ChevronDown size={16} className="text-slate-400" />
                      </motion.div>
                    </div>
                  </div>

                  <AnimatePresence>
                    {isModalFilterExpanded && (
                      <motion.div
                        initial={{ height: 0, opacity: 0 }}
                        animate={{ height: 'auto', opacity: 1 }}
                        exit={{ height: 0, opacity: 0 }}
                        className="overflow-hidden"
                      >
                        <div className="grid grid-cols-2 sm:grid-cols-4 gap-3 py-3 border-t border-gray-100 mt-1">
                          <div className="space-y-1">
                            <label className="block text-[10px] text-gray-500 font-medium">车牌号码</label>
                            <SearchSelect value={modalFilters.plateNumber} onChange={(v) => setModalFilters({...modalFilters, plateNumber: v})} options={uniqueModalPlates} placeholder="全部车牌" className="text-[11px] py-1.5 px-2" />
                          </div>
                          <div className="space-y-1">
                            <label className="block text-[10px] text-gray-500 font-medium">车型型号</label>
                            <select value={modalFilters.model} onChange={(e) => setModalFilters({...modalFilters, model: e.target.value})} className="w-full text-[11px] px-2 py-1.5 bg-white border border-gray-200 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500/20 focus:border-blue-500 transition-all shadow-sm cursor-pointer">
                              <option value="">全部车型</option>
                              {uniqueModalModels.map(m => <option key={m} value={m}>{m}</option>)}
                            </select>
                          </div>
                          <div className="space-y-1">
                            <label className="block text-[10px] text-gray-500 font-medium">品牌名称</label>
                            <select value={modalFilters.brand} onChange={(e) => setModalFilters({...modalFilters, brand: e.target.value})} className="w-full text-[11px] px-2 py-1.5 bg-white border border-gray-200 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500/20 focus:border-blue-500 transition-all shadow-sm cursor-pointer">
                              <option value="">全部品牌</option>
                              {uniqueModalBrands.map(b => <option key={b} value={b}>{b}</option>)}
                            </select>
                          </div>
                          <div className="space-y-1">
                            <label className="block text-[10px] text-gray-500 font-medium">运营所在地</label>
                            <select value={modalFilters.location} onChange={(e) => setModalFilters({...modalFilters, location: e.target.value})} className="w-full text-[11px] px-2 py-1.5 bg-white border border-gray-200 rounded-lg focus:outline-none focus:ring-2 focus:ring-blue-500/20 focus:border-blue-500 transition-all shadow-sm cursor-pointer">
                              <option value="">全部地区</option>
                              {uniqueModalLocations.map(l => <option key={l} value={l}>{l}</option>)}
                            </select>
                          </div>
                        </div>
                        <div className="flex justify-end pb-2">
                          <button
                            onClick={() => setModalFilters({ plateNumber: '', model: '', brand: '', location: '' })}
                            className="text-[10px] text-blue-500 hover:text-blue-600 font-medium"
                          >
                            重置筛选
                          </button>
                        </div>
                      </motion.div>
                    )}
                  </AnimatePresence>
                </div>

                <div className="flex-1 overflow-auto p-0 sm:p-4 bg-gray-50 min-h-0 overscroll-contain">
                  {modalLoading ? (
                    <div className="flex items-center justify-center py-16">
                      <Loader2 className="animate-spin text-blue-500" size={32} />
                    </div>
                  ) : modalWeeklyDetail.length > 0 ? (
                    <div className="bg-white rounded-lg border border-gray-200 shadow-sm overflow-hidden w-full">
                      <table className="w-full text-left border-collapse">
                        <thead>
                          <tr className="bg-slate-700 text-white text-[10px] uppercase tracking-wider sticky top-0 z-20 shadow-sm">
                            <th className="p-2 font-semibold border-r border-slate-600 text-center">车牌</th>
                            <th className="p-2 font-semibold border-r border-slate-600 text-center">客户名称</th>
                            <th className="p-2 font-semibold text-center">日期</th>
                          </tr>
                        </thead>
                        <tbody className="text-[11px]">
                          {filteredModalWeeklyDetail.map((v, i) => (
                            <tr key={`${v.truck_id}-${i}`} className={`border-b border-gray-100 hover:bg-blue-50/50 transition-colors ${i % 2 === 0 ? 'bg-white' : 'bg-gray-50/30'}`}>
                              <td className="p-2 border-r border-gray-100 font-mono font-bold text-blue-700 text-center">{v.plate_number}</td>
                              <td className="p-2 border-r border-gray-100 text-gray-600 text-center">{v.customer_name || '—'}</td>
                              <td className="p-2 text-gray-500 text-center">{v.handover_date || '—'}</td>
                            </tr>
                          ))}
                        </tbody>
                      </table>
                    </div>
                  ) : (
                    <div className="bg-white rounded-lg border border-gray-200 shadow-sm w-full">
                      <table className="min-w-full w-max text-left border-collapse">
                        <thead className="sticky top-0 z-20 shadow-sm">
                          <tr className="bg-slate-700 text-white text-[10px] uppercase tracking-wider whitespace-nowrap">
                            {showPlateNumbers.source === 'customer' ? (
                              <>
                                <th className="p-2 font-semibold border-r border-slate-600 w-24">业务部门</th>
                                <th className="p-2 font-semibold border-r border-slate-600 w-24">业务负责人</th>
                                <th className="p-2 font-semibold border-r border-slate-600 w-16">品牌</th>
                                <th className="p-2 font-semibold border-r border-slate-600 w-16">车型</th>
                                <th className="p-2 font-semibold border-r border-slate-600 w-48">资产归属</th>
                                <th className="p-2 font-semibold border-r border-slate-600 w-48">客户名称</th>
                                <th className="p-2 font-semibold border-r border-slate-600 w-24">车牌</th>
                                <th className="p-2 font-semibold border-r border-slate-600 w-16 text-center">状态</th>
                                <th className="p-2 font-semibold border-r border-slate-600 w-24 text-center">提车时间</th>
                                <th className="p-2 font-semibold border-r border-slate-600 w-24 text-center">合同到期时间</th>
                                <th className="p-2 font-semibold border-r border-slate-600 w-24">运营区域</th>
                                <th className="p-2 font-semibold border-r border-slate-600 w-20 text-center">离到期</th>
                                <th className="p-2 font-semibold w-48">签约公司</th>
                              </>
                            ) : (
                              <>
                                <th className="p-2 font-semibold border-r border-slate-600 text-center">车牌</th>
                                {showPlateNumbers.source !== 'asset' && showPlateNumbers.category !== 'Inventory' && (
                                  <th className="p-2 font-semibold border-r border-slate-600 text-center">客户名称</th>
                                )}
                                <th className="p-2 font-semibold border-r border-slate-600 text-center">品牌</th>
                                <th className="p-2 font-semibold border-r border-slate-600 text-center">车型</th>
                                <th className="p-2 font-semibold text-center">所在地</th>
                              </>
                            )}
                          </tr>
                        </thead>
                        <tbody className="text-[11px]">
                          {filteredModalVehicles.map((v, idx) => (
                            <tr key={v.id} className={`border-b border-gray-100 hover:bg-blue-50/50 transition-colors whitespace-nowrap ${idx % 2 === 0 ? 'bg-white' : 'bg-gray-50/30'}`}>
                              {showPlateNumbers.source === 'customer' ? (
                                <>
                                  <td className="p-2 border-r border-gray-100 text-gray-600">{v.departmentName || '—'}</td>
                                  <td className="p-2 border-r border-gray-100 font-medium text-gray-700">{v.customerManager || '—'}</td>
                                  <td className="p-2 border-r border-gray-100 text-gray-600">{v.brandLabel || '—'}</td>
                                  <td className="p-2 border-r border-gray-100 text-gray-600">{v.type}</td>
                                  <td className="p-2 border-r border-gray-100 text-gray-500 text-[10px]">{v.subjectOrg || '—'}</td>
                                  <td className="p-2 border-r border-gray-100 font-bold text-gray-800">{v.customerName || '—'}</td>
                                  <td className={`p-2 border-r border-gray-100 font-mono font-bold ${v.plateNumber ? 'text-blue-700' : 'text-orange-500'}`}>{v.plateNumber || v.vin || '—'}</td>
                                  <td className="p-2 border-r border-gray-100 text-center">
                                    <span className={`px-1.5 py-0.5 rounded-full text-[9px] font-bold ${
                                      v.status === 'Operating' ? 'bg-green-100 text-green-700' :
                                      v.status === 'Inventory' ? 'bg-blue-100 text-blue-700' : 'bg-red-100 text-red-700'
                                    }`}>
                                      {v.status === 'Operating' ? '在租' : v.status === 'Inventory' ? '库存' : '异常'}
                                    </span>
                                  </td>
                                  <td className="p-2 border-r border-gray-100 text-center text-gray-500">{'—'}</td>
                                  <td className="p-2 border-r border-gray-100 text-center text-gray-500">{'—'}</td>
                                  <td className="p-2 border-r border-gray-100 text-gray-600">{v.location === '其他' ? '对接中' : v.location}</td>
                                  <td className="p-2 border-r border-gray-100 text-center font-bold text-orange-600">{'—'}</td>
                                  <td className="p-2 text-gray-500 text-[10px]">{v.orgName || '—'}</td>
                                </>
                              ) : (
                                <>
                                  <td className={`p-2 border-r border-gray-100 font-mono font-bold text-center ${v.plateNumber ? 'text-blue-700' : 'text-orange-500'}`}>{v.plateNumber || v.vin || '—'}</td>
                                  {showPlateNumbers.source !== 'asset' && showPlateNumbers.category !== 'Inventory' && (
                                    <td className="p-2 border-r border-gray-100 font-bold text-gray-800 text-center">{v.customerName || '—'}</td>
                                  )}
                                  <td className="p-2 border-r border-gray-100 text-gray-600 text-center">{v.brandLabel || '—'}</td>
                                  <td className="p-2 border-r border-gray-100 text-gray-600 text-center">{v.type}</td>
                                  <td className="p-2 text-gray-600 text-center">{v.location === '其他' ? '对接中' : v.location}</td>
                                </>
                              )}
                            </tr>
                          ))}
                          {filteredModalVehicles.length === 0 && (
                            <tr>
                              <td colSpan={showPlateNumbers.source === 'customer' ? 13 : ((showPlateNumbers.source === 'asset' || showPlateNumbers.category === 'Inventory') ? 4 : 5)} className="p-8 text-center text-gray-400 italic">
                                暂无符合条件的车辆数据
                              </td>
                            </tr>
                          )}
                        </tbody>
                      </table>
                    </div>
                  )}
                </div>

                <div className="p-4 bg-white border-t border-gray-100 flex justify-between items-center shrink-0">
                  <div className="text-xs text-gray-500">
                    共计 <span className="font-bold text-blue-600">{filteredModalWeeklyDetail.length > 0 ? filteredModalWeeklyDetail.length : filteredModalVehicles.length}</span> 台车辆
                  </div>
                  <button
                    onClick={() => setShowPlateNumbers(null)}
                    className="px-6 py-2 bg-slate-800 text-white rounded-lg text-xs font-bold hover:bg-slate-700 transition-colors shadow-sm"
                  >
                    确认并关闭
                  </button>
                </div>
              </motion.div>
            </div>
          )}
        </AnimatePresence>

      </div>

      {/* Footer / Navigation */}
      <div className="fixed bottom-0 left-0 right-0 bg-white border-t border-gray-100 p-2 flex justify-around items-center md:hidden z-40">
        <button
          onClick={() => setActiveTab('overview')}
          className={`flex flex-col items-center ${activeTab === 'overview' ? 'text-blue-600' : 'text-gray-400'}`}
        >
          <Truck size={20} />
          <span className="text-[10px] mt-1">资产总览</span>
        </button>
        <button
          onClick={() => setActiveTab('department')}
          className={`flex flex-col items-center ${activeTab === 'department' ? 'text-blue-600' : 'text-gray-400'}`}
        >
          <Users size={20} />
          <span className="text-[10px] mt-1">运营部门</span>
        </button>
        <button
          onClick={() => setActiveTab('region')}
          className={`flex flex-col items-center ${activeTab === 'region' ? 'text-blue-600' : 'text-gray-400'}`}
        >
          <MapPin size={20} />
          <span className="text-[10px] mt-1">运营区域</span>
        </button>
        <button
          onClick={() => setActiveTab('customer')}
          className={`flex flex-col items-center ${activeTab === 'customer' ? 'text-blue-600' : 'text-gray-400'}`}
        >
          <Building2 size={20} />
          <span className="text-[10px] mt-1">运营客户</span>
        </button>
      </div>
    </div>
  );
}