import { useRef, useEffect, useState } from 'react';

interface ReconItem {
  id: string
  name: string
  type: 'vessel' | 'pollution'
  status: 'complete' | 'processing'
  points: string
  polygons: string
  coverage: string
}

const reconItems: ReconItem[] = [
  { id: 'V-001', name: '불명선박-A', type: 'vessel', status: 'complete', points: '980K', polygons: '38K', coverage: '97.1%' },
  { id: 'V-002', name: '불명선박-B', type: 'vessel', status: 'complete', points: '1.2M', polygons: '48K', coverage: '98.4%' },
  { id: 'V-003', name: '어선 #37', type: 'vessel', status: 'processing', points: '420K', polygons: '16K', coverage: '64.2%' },
  { id: 'P-001', name: '유류오염-A', type: 'pollution', status: 'complete', points: '560K', polygons: '22K', coverage: '95.8%' },
  { id: 'P-002', name: '유류오염-B', type: 'pollution', status: 'processing', points: '310K', polygons: '12K', coverage: '52.1%' },
]

function mulberry32(seed: number) {
  let s = seed;
  return () => {
    s |= 0; s = s + 0x6D2B79F5 | 0;
    let t = Math.imul(s ^ s >>> 15, 1 | s);
    t = t + Math.imul(t ^ t >>> 7, 61 | t) ^ t;
    return ((t ^ t >>> 14) >>> 0) / 4294967296;
  };
}

function Vessel3DModel({ viewMode, status }: { viewMode: string; status: string }) {
  const isProcessing = status === 'processing';
  const isWire = viewMode === 'wire';
  const isPoint = viewMode === 'point';
  const canvasRef = useRef<HTMLCanvasElement>(null);

  const W = 420;
  const H = 200;

  useEffect(() => {
    const canvas = canvasRef.current;
    if (!canvas) return;
    const dpr = window.devicePixelRatio || 1;
    canvas.width = W * dpr;
    canvas.height = H * dpr;
    canvas.style.width = `${W}px`;
    canvas.style.height = `${H}px`;
    const ctx = canvas.getContext('2d');
    if (!ctx) return;
    ctx.scale(dpr, dpr);
    ctx.clearRect(0, 0, W, H);

    const cyanFull = 'rgba(6,182,212,';
    const orangeFull = 'rgba(249,115,22,';
    const redFull = 'rgba(239,68,68,';
    const greenFull = 'rgba(34,197,94,';

    const hullStroke = isProcessing ? `${cyanFull}0.2)` : `${cyanFull}0.5)`;
    const hullFill = isWire || isPoint ? 'transparent' : `${cyanFull}0.08)`;
    const deckStroke = isProcessing ? `${cyanFull}0.15)` : `${cyanFull}0.45)`;
    const deckFill = isWire || isPoint ? 'transparent' : `${cyanFull}0.05)`;
    const bridgeStroke = isProcessing ? `${cyanFull}0.15)` : `${cyanFull}0.5)`;
    const bridgeFill = isWire || isPoint ? 'transparent' : `${cyanFull}0.1)`;
    const funnelStroke = isProcessing ? `${redFull}0.15)` : `${redFull}0.4)`;
    const funnelFill = isWire || isPoint ? 'transparent' : `${redFull}0.1)`;
    const craneStroke = isProcessing ? `${orangeFull}0.15)` : `${orangeFull}0.4)`;

    // 수선 (waterline)
    ctx.beginPath();
    ctx.ellipse(210, 165, 200, 12, 0, 0, Math.PI * 2);
    ctx.strokeStyle = `${cyanFull}0.15)`;
    ctx.lineWidth = 0.5;
    ctx.setLineDash([4, 2]);
    ctx.stroke();
    ctx.setLineDash([]);

    // 선체 (hull)
    ctx.beginPath();
    ctx.moveTo(30, 140);
    ctx.quadraticCurveTo(40, 170, 100, 175);
    ctx.lineTo(320, 175);
    ctx.quadraticCurveTo(380, 170, 395, 140);
    ctx.lineTo(390, 100);
    ctx.quadraticCurveTo(385, 85, 370, 80);
    ctx.lineTo(50, 80);
    ctx.quadraticCurveTo(35, 85, 30, 100);
    ctx.closePath();
    ctx.fillStyle = hullFill;
    ctx.fill();
    ctx.strokeStyle = hullStroke;
    ctx.lineWidth = isWire ? 0.8 : 1.2;
    ctx.stroke();

    // 선체 하부
    ctx.beginPath();
    ctx.moveTo(30, 140);
    ctx.quadraticCurveTo(20, 155, 60, 168);
    ctx.lineTo(100, 175);
    ctx.moveTo(395, 140);
    ctx.quadraticCurveTo(405, 155, 360, 168);
    ctx.lineTo(320, 175);
    ctx.strokeStyle = `${cyanFull}0.3)`;
    ctx.lineWidth = 0.7;
    ctx.stroke();

    // 갑판 (deck)
    ctx.beginPath();
    ctx.moveTo(50, 80);
    ctx.quadraticCurveTo(45, 65, 55, 60);
    ctx.lineTo(365, 60);
    ctx.quadraticCurveTo(375, 65, 370, 80);
    ctx.fillStyle = deckFill;
    ctx.fill();
    ctx.strokeStyle = deckStroke;
    ctx.lineWidth = isWire ? 0.8 : 1;
    ctx.stroke();

    // 선체 리브 (와이어프레임 / 포인트 모드)
    if (isWire || isPoint) {
      ctx.strokeStyle = `${cyanFull}0.15)`;
      ctx.lineWidth = 0.4;
      [80, 120, 160, 200, 240, 280, 320, 360].forEach(x => {
        ctx.beginPath();
        ctx.moveTo(x, 60);
        ctx.lineTo(x, 175);
        ctx.stroke();
      });
      [80, 100, 120, 140, 160].forEach(y => {
        ctx.beginPath();
        ctx.moveTo(30, y);
        ctx.lineTo(395, y);
        ctx.stroke();
      });
    }

    // 선교 (bridge)
    ctx.beginPath();
    ctx.roundRect(260, 25, 70, 35, 2);
    ctx.fillStyle = bridgeFill;
    ctx.fill();
    ctx.strokeStyle = bridgeStroke;
    ctx.lineWidth = isWire ? 0.8 : 1;
    ctx.stroke();

    // 선교 창문
    if (!isPoint) {
      ctx.strokeStyle = `${cyanFull}0.3)`;
      ctx.lineWidth = 0.5;
      [268, 282, 296, 310].forEach(wx => {
        ctx.beginPath();
        ctx.roundRect(wx, 30, 10, 6, 1);
        ctx.stroke();
      });
    }

    // 마스트
    ctx.strokeStyle = `${cyanFull}0.4)`;
    ctx.lineWidth = 1;
    ctx.beginPath();
    ctx.moveTo(295, 25);
    ctx.lineTo(295, 8);
    ctx.stroke();
    ctx.strokeStyle = `${cyanFull}0.3)`;
    ctx.lineWidth = 0.8;
    ctx.beginPath();
    ctx.moveTo(288, 12);
    ctx.lineTo(302, 12);
    ctx.stroke();

    // 연통 (funnel)
    ctx.beginPath();
    ctx.roundRect(235, 38, 18, 22, 1);
    ctx.fillStyle = funnelFill;
    ctx.fill();
    ctx.strokeStyle = funnelStroke;
    ctx.lineWidth = isWire ? 0.8 : 1;
    ctx.stroke();

    // 화물 크레인
    ctx.strokeStyle = craneStroke;
    ctx.lineWidth = 0.8;
    ctx.beginPath();
    ctx.moveTo(150, 60); ctx.lineTo(150, 20);
    ctx.moveTo(150, 22); ctx.lineTo(120, 40);
    ctx.moveTo(180, 60); ctx.lineTo(180, 25);
    ctx.moveTo(180, 27); ctx.lineTo(155, 42);
    ctx.stroke();

    // 포인트 클라우드
    if (isPoint) {
      const rand = mulberry32(42);
      for (let i = 0; i < 5000; i++) {
        const x = 35 + rand() * 355;
        const y = 15 + rand() * 160;
        const inHull = y > 60 && y < 175 && x > 35 && x < 390;
        const inBridge = x > 260 && x < 330 && y > 25 && y < 60;
        if (!inHull && !inBridge && rand() > 0.15) continue;
        const alpha = 0.15 + rand() * 0.55;
        const r = 0.4 + rand() * 0.6;
        ctx.beginPath();
        ctx.arc(x, y, r, 0, Math.PI * 2);
        ctx.fillStyle = `${cyanFull}${alpha})`;
        ctx.fill();
      }
    }

    // 선수/선미 표시
    ctx.fillStyle = `${cyanFull}0.3)`;
    ctx.font = '8px var(--fM, monospace)';
    ctx.fillText('선수', 395, 95);
    ctx.fillText('선미', 15, 95);

    // 측정선 (3D 모드)
    if (viewMode === '3d') {
      ctx.strokeStyle = `${greenFull}0.4)`;
      ctx.lineWidth = 0.5;
      ctx.setLineDash([3, 2]);
      ctx.beginPath();
      ctx.moveTo(30, 185);
      ctx.lineTo(395, 185);
      ctx.stroke();
      ctx.setLineDash([]);
      ctx.fillStyle = `${greenFull}0.6)`;
      ctx.font = '8px var(--fM, monospace)';
      ctx.textAlign = 'center';
      ctx.fillText('84.7m', 200, 195);
      ctx.textAlign = 'left';

      ctx.strokeStyle = `${orangeFull}0.4)`;
      ctx.lineWidth = 0.5;
      ctx.setLineDash([3, 2]);
      ctx.beginPath();
      ctx.moveTo(405, 60);
      ctx.lineTo(405, 175);
      ctx.stroke();
      ctx.setLineDash([]);

      ctx.save();
      ctx.fillStyle = `${orangeFull}0.6)`;
      ctx.font = '8px var(--fM, monospace)';
      ctx.translate(415, 120);
      ctx.rotate(Math.PI / 2);
      ctx.fillText('14.2m', 0, 0);
      ctx.restore();
    }
  }, [viewMode, isProcessing, isWire, isPoint]);

  return (
    <div className="absolute inset-0 flex items-center justify-center" style={{ perspective: '800px' }}>
      <div style={{ transform: 'rotateX(15deg) rotateY(-25deg) rotateZ(2deg)', transformStyle: 'preserve-3d', position: 'relative', width: `${W}px`, height: `${H}px` }}>
        <canvas
          ref={canvasRef}
          style={{ filter: isProcessing ? 'saturate(0.3) opacity(0.5)' : undefined }}
        />

        {isProcessing && (
          <div className="absolute inset-0 flex items-center justify-center">
            <div className="text-center">
              <div className="text-primary-cyan/40 text-xs font-mono animate-pulse">재구성 처리중...</div>
              <div className="w-24 h-0.5 bg-bg-3 rounded-full mt-2 mx-auto overflow-hidden">
                <div className="h-full bg-primary-cyan/40 rounded-full" style={{ width: '64%', animation: 'pulse 2s infinite' }} />
              </div>
            </div>
          </div>
        )}
      </div>
    </div>
  );
}

function Pollution3DModel({ viewMode, status }: { viewMode: string; status: string }) {
  const isProcessing = status === 'processing';
  const isWire = viewMode === 'wire';
  const isPoint = viewMode === 'point';
  const canvasRef = useRef<HTMLCanvasElement>(null);

  const W = 380;
  const H = 260;

  useEffect(() => {
    const canvas = canvasRef.current;
    if (!canvas) return;
    const dpr = window.devicePixelRatio || 1;
    canvas.width = W * dpr;
    canvas.height = H * dpr;
    canvas.style.width = `${W}px`;
    canvas.style.height = `${H}px`;
    const ctx = canvas.getContext('2d');
    if (!ctx) return;
    ctx.scale(dpr, dpr);
    ctx.clearRect(0, 0, W, H);

    const cyanFull = 'rgba(6,182,212,';
    const orangeFull = 'rgba(249,115,22,';
    const redFull = 'rgba(239,68,68,';
    const greenFull = 'rgba(34,197,94,';
    const blueFull = 'rgba(59,130,246,';
    const yellowFull = 'rgba(234,179,8,';

    // 해수면 그리드
    ctx.strokeStyle = `${cyanFull}0.08)`;
    ctx.lineWidth = 0.4;
    for (let i = 0; i < 15; i++) {
      ctx.beginPath();
      ctx.moveTo(0, i * 20);
      ctx.lineTo(380, i * 20);
      ctx.stroke();
    }
    for (let i = 0; i < 20; i++) {
      ctx.beginPath();
      ctx.moveTo(i * 20, 0);
      ctx.lineTo(i * 20, 260);
      ctx.stroke();
    }

    // 와이어프레임 / 포인트 모드 등고선 타원
    if (isWire || isPoint) {
      ctx.strokeStyle = `${redFull}0.12)`;
      ctx.lineWidth = 0.3;
      ctx.setLineDash([]);
      [[140, 80], [100, 55], [60, 35]].forEach(([rx, ry]) => {
        ctx.beginPath();
        ctx.ellipse(190, 145, rx, ry, 0, 0, Math.PI * 2);
        ctx.stroke();
      });
    }

    // 유막 메인 형태 (blob)
    ctx.beginPath();
    ctx.moveTo(120, 80);
    ctx.quadraticCurveTo(80, 90, 70, 120);
    ctx.quadraticCurveTo(55, 155, 80, 180);
    ctx.quadraticCurveTo(100, 205, 140, 210);
    ctx.quadraticCurveTo(180, 220, 220, 205);
    ctx.quadraticCurveTo(270, 195, 300, 170);
    ctx.quadraticCurveTo(320, 145, 310, 115);
    ctx.quadraticCurveTo(300, 85, 270, 75);
    ctx.quadraticCurveTo(240, 65, 200, 70);
    ctx.quadraticCurveTo(160, 68, 120, 80);
    ctx.closePath();
    ctx.fillStyle = isWire || isPoint ? 'transparent' : `${redFull}0.08)`;
    ctx.fill();
    ctx.strokeStyle = isProcessing ? `${redFull}0.15)` : `${redFull}0.45)`;
    ctx.lineWidth = isWire ? 0.8 : 1.5;
    ctx.setLineDash([]);
    ctx.stroke();

    // 유막 두께 등고선
    ctx.beginPath();
    ctx.moveTo(155, 100);
    ctx.quadraticCurveTo(125, 115, 120, 140);
    ctx.quadraticCurveTo(115, 165, 135, 180);
    ctx.quadraticCurveTo(155, 195, 190, 190);
    ctx.quadraticCurveTo(230, 185, 255, 165);
    ctx.quadraticCurveTo(270, 145, 260, 120);
    ctx.quadraticCurveTo(250, 100, 225, 95);
    ctx.quadraticCurveTo(195, 88, 155, 100);
    ctx.closePath();
    ctx.fillStyle = isWire || isPoint ? 'transparent' : `${orangeFull}0.08)`;
    ctx.fill();
    ctx.strokeStyle = isProcessing ? `${orangeFull}0.12)` : `${orangeFull}0.35)`;
    ctx.lineWidth = 0.8;
    if (isWire) ctx.setLineDash([4, 2]); else ctx.setLineDash([]);
    ctx.stroke();
    ctx.setLineDash([]);

    // 유막 최고 두께 핵심
    ctx.beginPath();
    ctx.moveTo(175, 120);
    ctx.quadraticCurveTo(160, 130, 165, 150);
    ctx.quadraticCurveTo(170, 170, 195, 170);
    ctx.quadraticCurveTo(220, 168, 230, 150);
    ctx.quadraticCurveTo(235, 130, 220, 120);
    ctx.quadraticCurveTo(205, 110, 175, 120);
    ctx.closePath();
    ctx.fillStyle = isWire || isPoint ? 'transparent' : `${redFull}0.15)`;
    ctx.fill();
    ctx.strokeStyle = isProcessing ? `${redFull}0.15)` : `${redFull}0.5)`;
    ctx.lineWidth = 0.8;
    ctx.stroke();

    // 확산 방향 화살표
    ctx.strokeStyle = `${orangeFull}0.5)`;
    ctx.fillStyle = `${orangeFull}0.5)`;
    ctx.lineWidth = 1;
    ctx.beginPath();
    ctx.moveTo(250, 140);
    ctx.lineTo(330, 120);
    ctx.stroke();
    ctx.beginPath();
    ctx.moveTo(330, 120);
    ctx.lineTo(322, 115);
    ctx.lineTo(324, 123);
    ctx.closePath();
    ctx.fill();
    ctx.fillStyle = `${orangeFull}0.6)`;
    ctx.font = '8px var(--fM, monospace)';
    ctx.fillText('ESE 0.3km/h', 335, 122);

    // 포인트 클라우드
    if (isPoint) {
      const rand = mulberry32(99);
      const cx = 190, cy = 145, rx = 130, ry = 75;
      for (let i = 0; i < 8000; i++) {
        const angle = rand() * Math.PI * 2;
        const r = Math.sqrt(rand());
        const x = cx + r * rx * Math.cos(angle);
        const y = cy + r * ry * Math.sin(angle);
        if (x < 40 || x > 340 || y < 50 || y > 230) continue;
        const dist = Math.sqrt(((x - cx) / rx) ** 2 + ((y - cy) / ry) ** 2);
        const intensity = Math.max(0.1, 1 - dist);
        let color: string;
        if (dist < 0.4) color = `${redFull}${intensity * 0.7})`;
        else if (dist < 0.7) color = `${orangeFull}${intensity * 0.5})`;
        else color = `${yellowFull}${intensity * 0.3})`;
        const pr = 0.3 + rand() * 0.7;
        ctx.beginPath();
        ctx.arc(x, y, pr, 0, Math.PI * 2);
        ctx.fillStyle = color;
        ctx.fill();
      }
    }

    // 두께 색상 범례 텍스트 (3D 모드)
    if (viewMode === '3d') {
      ctx.textAlign = 'center';
      ctx.font = '7px var(--fM, monospace)';
      ctx.fillStyle = `${redFull}0.7)`;
      ctx.fillText('3.2mm', 165, 148);
      ctx.fillStyle = `${orangeFull}0.5)`;
      ctx.fillText('1.5mm', 130, 165);
      ctx.fillStyle = `${yellowFull}0.4)`;
      ctx.fillText('0.3mm', 95, 130);
      ctx.textAlign = 'left';

      // 측정선
      ctx.strokeStyle = `${greenFull}0.4)`;
      ctx.lineWidth = 0.5;
      ctx.setLineDash([3, 2]);
      ctx.beginPath();
      ctx.moveTo(55, 240);
      ctx.lineTo(320, 240);
      ctx.stroke();
      ctx.setLineDash([]);
      ctx.fillStyle = `${greenFull}0.6)`;
      ctx.font = '8px var(--fM, monospace)';
      ctx.textAlign = 'center';
      ctx.fillText('1.24 km', 187, 252);
      ctx.textAlign = 'left';

      ctx.strokeStyle = `${blueFull}0.4)`;
      ctx.lineWidth = 0.5;
      ctx.setLineDash([3, 2]);
      ctx.beginPath();
      ctx.moveTo(25, 80);
      ctx.lineTo(25, 210);
      ctx.stroke();
      ctx.setLineDash([]);

      ctx.save();
      ctx.fillStyle = `${blueFull}0.6)`;
      ctx.font = '8px var(--fM, monospace)';
      ctx.translate(15, 150);
      ctx.rotate(-Math.PI / 2);
      ctx.textAlign = 'center';
      ctx.fillText('0.68 km', 0, 0);
      ctx.restore();
    }
  }, [viewMode, isProcessing, isWire, isPoint]);

  return (
    <div className="absolute inset-0 flex items-center justify-center" style={{ perspective: '800px' }}>
      <div style={{ transform: 'rotateX(40deg) rotateY(-10deg)', transformStyle: 'preserve-3d', position: 'relative', width: `${W}px`, height: `${H}px` }}>
        <canvas
          ref={canvasRef}
          style={{ filter: isProcessing ? 'saturate(0.3) opacity(0.5)' : undefined }}
        />

        {viewMode === '3d' && !isProcessing && (
          <div className="absolute bottom-0 right-2 flex items-center gap-1" style={{ fontSize: '8px', color: 'var(--t3)', fontFamily: 'var(--fM)' }}>
            <span>0mm</span>
            <div style={{ width: '60px', height: '4px', borderRadius: '2px', background: 'linear-gradient(90deg, rgba(234,179,8,0.6), rgba(249,115,22,0.7), rgba(239,68,68,0.8))' }} />
            <span>3.2mm</span>
          </div>
        )}

        {isProcessing && (
          <div className="absolute inset-0 flex items-center justify-center">
            <div className="text-center">
              <div className="text-status-red/40 text-xs font-mono animate-pulse">재구성 처리중...</div>
              <div className="w-24 h-0.5 bg-bg-3 rounded-full mt-2 mx-auto overflow-hidden">
                <div className="h-full bg-status-red/40 rounded-full" style={{ width: '52%', animation: 'pulse 2s infinite' }} />
              </div>
            </div>
          </div>
        )}
      </div>
    </div>
  );
}

export function SensorAnalysis() {
  const [subTab, setSubTab] = useState<'vessel' | 'pollution'>('vessel')
  const [viewMode, setViewMode] = useState('3d')
  const [selectedItem, setSelectedItem] = useState<ReconItem>(reconItems[1])

  const filteredItems = reconItems.filter(r => r.type === (subTab === 'vessel' ? 'vessel' : 'pollution'))

  return (
    <div className="flex h-full overflow-hidden" style={{ margin: '-20px -24px', height: 'calc(100% + 40px)' }}>
      {/* Left Panel */}
      <div className="w-[280px] bg-bg-1 border-r border-border flex flex-col overflow-auto">
        {/* 3D Reconstruction List */}
        <div className="p-2.5 px-3 border-b border-border">
          <div className="text-[10px] font-bold text-text-3 mb-1.5 uppercase tracking-wider">📋 3D 재구성 완료 목록</div>
          <div className="flex gap-1 mb-2">
            <button
              onClick={() => setSubTab('vessel')}
              className={`flex-1 py-1.5 text-center text-[9px] font-semibold rounded cursor-pointer border transition-colors font-korean ${
                subTab === 'vessel'
                  ? 'text-primary-cyan bg-[rgba(6,182,212,0.08)] border-primary-cyan/20'
                  : 'text-text-3 bg-bg-0 border-border'
              }`}
            >
              🚢 선박
            </button>
            <button
              onClick={() => setSubTab('pollution')}
              className={`flex-1 py-1.5 text-center text-[9px] font-semibold rounded cursor-pointer border transition-colors font-korean ${
                subTab === 'pollution'
                  ? 'text-primary-cyan bg-[rgba(6,182,212,0.08)] border-primary-cyan/20'
                  : 'text-text-3 bg-bg-0 border-border'
              }`}
            >
              🛢️ 오염원
            </button>
          </div>
          <div className="flex flex-col gap-1">
            {filteredItems.map(item => (
              <div
                key={item.id}
                onClick={() => setSelectedItem(item)}
                className={`flex items-center gap-2 px-2 py-2 rounded-sm cursor-pointer transition-colors border ${
                  selectedItem.id === item.id
                    ? 'bg-[rgba(6,182,212,0.08)] border-primary-cyan/20'
                    : 'border-transparent hover:bg-white/[0.02]'
                }`}
              >
                <div className="flex-1 min-w-0">
                  <div className="text-[10px] font-bold text-text-1 font-korean">{item.name}</div>
                  <div className="text-[8px] text-text-3 font-mono">{item.id} · {item.points} pts</div>
                </div>
                <span className={`text-[8px] font-semibold ${item.status === 'complete' ? 'text-status-green' : 'text-status-orange'}`}>
                  {item.status === 'complete' ? '✅ 완료' : '⏳ 처리중'}
                </span>
              </div>
            ))}
          </div>
        </div>

        {/* Source Images */}
        <div className="p-2.5 px-3 flex-1 min-h-0 flex flex-col">
          <div className="text-[10px] font-bold text-text-3 mb-1.5 uppercase tracking-wider">📹 촬영 원본</div>
          <div className="grid grid-cols-2 gap-1">
            {[
              { label: 'D-01 정면', sensor: '광학', color: 'text-primary-blue' },
              { label: 'D-02 좌현', sensor: 'IR', color: 'text-status-red' },
              { label: 'D-03 우현', sensor: '광학', color: 'text-primary-purple' },
              { label: 'D-02 상부', sensor: 'IR', color: 'text-status-red' },
            ].map((src, i) => (
              <div key={i} className="relative rounded-sm bg-bg-0 border border-border overflow-hidden aspect-square">
                <div className="absolute inset-0 flex items-center justify-center" style={{ background: 'linear-gradient(135deg, #0c1624, #1a1a2e)' }}>
                  <div className="text-text-3/10 text-xs font-mono">{src.label.split(' ')[0]}</div>
                </div>
                <div className="absolute bottom-0 left-0 right-0 bg-black/60 px-1.5 py-1 flex justify-between text-[8px] text-text-3 font-korean">
                  <span>{src.label}</span>
                  <span className={src.color}>{src.sensor}</span>
                </div>
              </div>
            ))}
          </div>
        </div>
      </div>

      {/* Center Panel - 3D Canvas */}
      <div className="flex-1 relative bg-bg-0 border-x border-border flex items-center justify-center overflow-hidden">
        {/* Simulated 3D viewport */}
        <div className="absolute inset-0" style={{ background: 'radial-gradient(ellipse at 50% 50%, #0c1a2e, #060c18)' }}>
          {/* Grid floor */}
          <div className="absolute inset-0 opacity-[0.06]" style={{ backgroundImage: 'linear-gradient(rgba(6,182,212,0.5) 1px, transparent 1px), linear-gradient(90deg, rgba(6,182,212,0.5) 1px, transparent 1px)', backgroundSize: '40px 40px', transform: 'perspective(500px) rotateX(55deg)', transformOrigin: 'center 80%' }} />

          {/* 3D Model Visualization */}
          {selectedItem.type === 'vessel' ? (
            <Vessel3DModel viewMode={viewMode} status={selectedItem.status} />
          ) : (
            <Pollution3DModel viewMode={viewMode} status={selectedItem.status} />
          )}

          {/* Axis indicator */}
          <div className="absolute bottom-16 left-4" style={{ fontSize: '9px', fontFamily: 'var(--fM)' }}>
            <div style={{ color: '#ef4444' }}>X →</div>
            <div style={{ color: '#22c55e' }}>Y ↑</div>
            <div style={{ color: '#3b82f6' }}>Z ⊙</div>
          </div>
        </div>

        {/* Title */}
        <div className="absolute top-3 left-3 z-[2]">
          <div className="text-[10px] font-bold text-text-3 uppercase tracking-wider">3D Vessel Analysis</div>
          <div className="text-[13px] font-bold text-primary-cyan my-1 font-korean">{selectedItem.name} 정밀분석</div>
          <div className="text-[9px] text-text-3 font-mono">34.58°N, 129.30°E · {selectedItem.status === 'complete' ? '재구성 완료' : '처리중'}</div>
        </div>

        {/* View Mode Buttons */}
        <div className="absolute top-3 right-3 flex gap-1 z-[2]">
          {[
            { id: '3d', label: '3D모델' },
            { id: 'point', label: '포인트클라우드' },
            { id: 'wire', label: '와이어프레임' },
          ].map(m => (
            <button
              key={m.id}
              onClick={() => setViewMode(m.id)}
              className={`px-2.5 py-1.5 text-[10px] font-semibold rounded-sm cursor-pointer border font-korean transition-colors ${
                viewMode === m.id
                  ? 'bg-[rgba(6,182,212,0.2)] border-primary-cyan/50 text-primary-cyan'
                  : 'bg-black/40 border-primary-cyan/20 text-text-3 hover:bg-black/60 hover:border-primary-cyan/40'
              }`}
            >
              {m.label}
            </button>
          ))}
        </div>

        {/* Bottom Stats */}
        <div className="absolute bottom-3 left-1/2 -translate-x-1/2 flex gap-3 bg-black/50 backdrop-blur-lg px-4 py-2 rounded-md border z-[2]" style={{ borderColor: 'rgba(6,182,212,0.15)' }}>
          {[
            { value: selectedItem.points, label: '포인트' },
            { value: selectedItem.polygons, label: '폴리곤' },
            { value: '3', label: '시점' },
            { value: selectedItem.coverage, label: '커버리지' },
            { value: '0.023m', label: 'RMS오차' },
          ].map((s, i) => (
            <div key={i} className="text-center">
              <div className="font-mono font-bold text-sm text-primary-cyan">{s.value}</div>
              <div className="text-[8px] text-text-3 mt-0.5 font-korean">{s.label}</div>
            </div>
          ))}
        </div>
      </div>

      {/* Right Panel - Analysis Details */}
      <div className="w-[270px] bg-bg-1 border-l border-border flex flex-col overflow-auto">
        {/* Ship/Pollution Info */}
        <div className="p-2.5 px-3 border-b border-border">
          <div className="text-[10px] font-bold text-text-3 mb-2 uppercase tracking-wider">📊 분석 정보</div>
          <div className="flex flex-col gap-1.5 text-[10px]">
            {(selectedItem.type === 'vessel' ? [
              ['대상', selectedItem.name],
              ['선종 추정', '일반화물선 (추정)'],
              ['길이', '약 85m'],
              ['폭', '약 14m'],
              ['AIS 상태', 'OFF (미식별)'],
              ['최초 탐지', '2026-01-18 14:20'],
              ['촬영 시점', '3 시점 (정면/좌현/우현)'],
              ['센서', '광학 4K + IR 열화상'],
            ] : [
              ['대상', selectedItem.name],
              ['유형', '유류 오염'],
              ['추정 면적', '0.42 km²'],
              ['추정 유출량', '12.6 kL'],
              ['유종', 'B-C유 (추정)'],
              ['최초 탐지', '2026-01-18 13:50'],
              ['확산 속도', '0.3 km/h (ESE 방향)'],
            ]).map(([k, v], i) => (
              <div key={i} className="flex justify-between items-start">
                <span className="text-text-3 font-korean">{k}</span>
                <span className="font-mono font-semibold text-text-1 text-right ml-2">{v}</span>
              </div>
            ))}
          </div>
        </div>

        {/* AI Detection Results */}
        <div className="p-2.5 px-3 border-b border-border">
          <div className="text-[10px] font-bold text-text-3 mb-2 uppercase tracking-wider">🤖 AI 탐지 결과</div>
          <div className="flex flex-col gap-1">
            {(selectedItem.type === 'vessel' ? [
              { label: '선박 식별', confidence: 94, color: 'bg-status-green' },
              { label: '선종 분류', confidence: 78, color: 'bg-status-yellow' },
              { label: '손상 감지', confidence: 45, color: 'bg-status-orange' },
              { label: '화물 분석', confidence: 62, color: 'bg-status-yellow' },
            ] : [
              { label: '유막 탐지', confidence: 97, color: 'bg-status-green' },
              { label: '유종 분류', confidence: 85, color: 'bg-status-green' },
              { label: '두께 추정', confidence: 72, color: 'bg-status-yellow' },
              { label: '확산 예측', confidence: 68, color: 'bg-status-orange' },
            ]).map((r, i) => (
              <div key={i}>
                <div className="flex justify-between text-[9px] mb-0.5">
                  <span className="text-text-3 font-korean">{r.label}</span>
                  <span className="font-mono font-semibold text-text-1">{r.confidence}%</span>
                </div>
                <div className="w-full h-1 bg-bg-0 rounded-full overflow-hidden">
                  <div className={`h-full rounded-full ${r.color}`} style={{ width: `${r.confidence}%` }} />
                </div>
              </div>
            ))}
          </div>
        </div>

        {/* Comparison / Measurements */}
        <div className="p-2.5 px-3 border-b border-border">
          <div className="text-[10px] font-bold text-text-3 mb-2 uppercase tracking-wider">📐 3D 측정값</div>
          <div className="flex flex-col gap-1 text-[10px]">
            {(selectedItem.type === 'vessel' ? [
              ['전장 (LOA)', '84.7 m'],
              ['형폭 (Breadth)', '14.2 m'],
              ['건현 (Freeboard)', '3.8 m'],
              ['흘수 (Draft)', '5.6 m (추정)'],
              ['마스트 높이', '22.3 m'],
            ] : [
              ['유막 면적', '0.42 km²'],
              ['최대 길이', '1.24 km'],
              ['최대 폭', '0.68 km'],
              ['평균 두께', '0.8 mm'],
              ['최대 두께', '3.2 mm'],
            ]).map(([k, v], i) => (
              <div key={i} className="flex justify-between px-2 py-1 bg-bg-0 rounded">
                <span className="text-text-3 font-korean">{k}</span>
                <span className="font-mono font-semibold text-primary-cyan">{v}</span>
              </div>
            ))}
          </div>
        </div>

        {/* Action Buttons */}
        <div className="p-2.5 px-3">
          <button className="w-full py-2.5 rounded-sm text-xs font-bold font-korean text-white border-none cursor-pointer mb-2" style={{ background: 'linear-gradient(135deg, var(--cyan), var(--blue))' }}>
            📊 상세 보고서 생성
          </button>
          <button className="w-full py-2 border border-border bg-bg-3 text-text-2 rounded-sm text-[11px] font-semibold font-korean cursor-pointer hover:bg-bg-hover transition-colors">
            📥 3D 모델 다운로드
          </button>
        </div>
      </div>
    </div>
  )
}