// RecordingDetail: audio player, transcript, highlights
const { useState: useStateRD, useEffect: useEffectRD, useRef: useRefRD, useCallback: useCallbackRD } = React;

const API_BASE = '';

function RecordingDetail({ recording: r, data, onBack, allHighlights, setAllHighlights, initialSeekTime, onSeekHandled }) {
  const [currentTime, setCurrentTime] = useStateRD(0); // seconds into recording
  const [playing, setPlaying] = useStateRD(false);
  const [speed, setSpeed] = useStateRD(1.0);
  const [audioDuration, setAudioDuration] = useStateRD(null); // actual audio duration
  const [activeSegId, setActiveSegId] = useStateRD(null);
  const [showAddHighlight, setShowAddHighlight] = useStateRD(false);
  const [newHighlightTag, setNewHighlightTag] = useStateRD('important');
  const [newHighlightNote, setNewHighlightNote] = useStateRD('');
  const audioRef = useRefRD(null);
  const transcriptRef = useRefRD(null);

  // Use actual audio duration if available, fallback to metadata
  const totalSeconds = audioDuration || r.durationMinutes * 60;
  const recHighlights = allHighlights.filter(h => h.recordingId === r.id);

  // Audio URL from API
  const audioUrl = `${API_BASE}/api/v1/recordings/${r.id}/audio`;

  // Track recording ID to detect when recording changes
  const lastRecordingId = useRefRD(null);
  const hasAutoPlayed = useRefRD(false);

  // Reset state when recording changes
  useEffectRD(() => {
    if (lastRecordingId.current !== r.id) {
      hasAutoPlayed.current = false;
      lastRecordingId.current = r.id;
      setAudioDuration(null); // Reset to use metadata until audio loads
    }
  }, [r.id]);

  // Auto-play when recording opens
  useEffectRD(() => {
    const audio = audioRef.current;
    if (!audio || hasAutoPlayed.current) return;

    const doStartPlayback = () => {
      audio.play().catch(() => {}); // Ignore errors (e.g., browser autoplay policy)
      hasAutoPlayed.current = true;
    };

    // If audio is ready, start immediately; otherwise wait for loadedmetadata
    if (audio.readyState >= 1) {
      doStartPlayback();
    } else {
      audio.addEventListener('loadedmetadata', doStartPlayback, { once: true });
      return () => audio.removeEventListener('loadedmetadata', doStartPlayback);
    }
  }, [r.id]);

  // Handle seeking to initial time (from search results, highlights, etc.)
  useEffectRD(() => {
    if (initialSeekTime == null) return;
    const audio = audioRef.current;
    if (!audio) return;

    const doSeek = () => {
      audio.currentTime = initialSeekTime;
      setCurrentTime(initialSeekTime);
      if (onSeekHandled) onSeekHandled();
    };

    if (audio.readyState >= 1) {
      doSeek();
    } else {
      audio.addEventListener('loadedmetadata', doSeek, { once: true });
      return () => audio.removeEventListener('loadedmetadata', doSeek);
    }
  }, [initialSeekTime, onSeekHandled]);

  // Sync playback state with audio element
  useEffectRD(() => {
    const audio = audioRef.current;
    if (!audio) return;

    const handleTimeUpdate = () => setCurrentTime(audio.currentTime);
    const handleEnded = () => setPlaying(false);
    const handlePlay = () => setPlaying(true);
    const handlePause = () => setPlaying(false);
    const handleDurationChange = () => {
      if (audio.duration && isFinite(audio.duration)) {
        setAudioDuration(audio.duration);
      }
    };

    audio.addEventListener('timeupdate', handleTimeUpdate);
    audio.addEventListener('ended', handleEnded);
    audio.addEventListener('play', handlePlay);
    audio.addEventListener('pause', handlePause);
    audio.addEventListener('loadedmetadata', handleDurationChange);
    audio.addEventListener('durationchange', handleDurationChange);

    // Check if duration is already available
    if (audio.duration && isFinite(audio.duration)) {
      setAudioDuration(audio.duration);
    }

    return () => {
      audio.removeEventListener('timeupdate', handleTimeUpdate);
      audio.removeEventListener('ended', handleEnded);
      audio.removeEventListener('play', handlePlay);
      audio.removeEventListener('pause', handlePause);
      audio.removeEventListener('loadedmetadata', handleDurationChange);
      audio.removeEventListener('durationchange', handleDurationChange);
    };
  }, []);

  // Sync playback rate with speed state
  useEffectRD(() => {
    if (audioRef.current) {
      audioRef.current.playbackRate = speed;
    }
  }, [speed]);

  // Track active transcript segment
  useEffectRD(() => {
    if (!r.transcript) return;
    const active = r.transcript.find(s => currentTime >= s.startSeconds && currentTime <= s.endSeconds);
    setActiveSegId(active ? active.id : null);
  }, [currentTime, r.transcript]);

  function formatTime(secs) {
    const h = Math.floor(secs / 3600);
    const m = Math.floor((secs % 3600) / 60);
    const s = Math.floor(secs % 60);
    if (h > 0) return `${h}:${String(m).padStart(2, '0')}:${String(s).padStart(2, '0')}`;
    return `${m}:${String(s).padStart(2, '0')}`;
  }

  function seek(e) {
    const rect = e.currentTarget.getBoundingClientRect();
    const pct = (e.clientX - rect.left) / rect.width;
    const newTime = pct * totalSeconds;
    if (audioRef.current) {
      audioRef.current.currentTime = newTime;
    }
    setCurrentTime(newTime);
  }

  function togglePlay() {
    const audio = audioRef.current;
    if (!audio) return;
    if (playing) {
      audio.pause();
    } else {
      audio.play();
    }
  }

  function skipTime(delta) {
    const audio = audioRef.current;
    if (!audio) return;
    const newTime = Math.max(0, Math.min(totalSeconds, audio.currentTime + delta));
    audio.currentTime = newTime;
    setCurrentTime(newTime);
  }

  function seekToTime(secs) {
    const audio = audioRef.current;
    if (audio) {
      audio.currentTime = secs;
    }
    setCurrentTime(secs);
  }

  const [highlightStartTime, setHighlightStartTime] = useStateRD(null);
  const [highlightEndTime, setHighlightEndTime] = useStateRD(null);

  // When showing add highlight, set start time to current position
  useEffectRD(() => {
    if (showAddHighlight && highlightStartTime === null) {
      setHighlightStartTime(Math.round(currentTime));
    }
  }, [showAddHighlight, currentTime, highlightStartTime]);

  async function addHighlight() {
    const startSecs = highlightStartTime ?? Math.round(currentTime);
    const endSecs = highlightEndTime; // null for point highlight

    try {
      const res = await fetch(`${API_BASE}/api/v1/highlights`, {
        method: 'POST',
        headers: { 'Content-Type': 'application/json' },
        body: JSON.stringify({
          recording_id: r.id,
          start_seconds: startSecs,
          end_seconds: endSecs,
          tag: newHighlightTag,
          note: newHighlightNote || null,
        }),
      });

      if (!res.ok) throw new Error('Failed to create highlight');

      const data = await res.json();
      const newH = {
        id: `h-${data.id}`,
        recordingId: r.id,
        startSeconds: startSecs,
        endSeconds: endSecs,
        tag: newHighlightTag,
        note: newHighlightNote,
        createdAt: new Date(),
      };
      setAllHighlights(prev => [...prev, newH]);
    } catch (err) {
      console.error('Failed to create highlight:', err);
    }

    setShowAddHighlight(false);
    setNewHighlightNote('');
    setHighlightStartTime(null);
    setHighlightEndTime(null);
  }

  async function removeHighlight(hid) {
    // Extract numeric ID from "h-123" format
    const numericId = hid.startsWith('h-') ? hid.slice(2) : hid;

    try {
      const res = await fetch(`${API_BASE}/api/v1/highlights/${numericId}`, {
        method: 'DELETE',
      });
      if (!res.ok && res.status !== 404) {
        console.error('Failed to delete highlight');
      }
    } catch (err) {
      console.error('Failed to delete highlight:', err);
    }

    setAllHighlights(prev => prev.filter(h => h.id !== hid));
  }

  const TAGS = ['important', 'todo', 'idea', 'follow-up', 'meeting', 'personal', 'work'];
  const TAG_COLORS = {
    important: 'var(--red)', todo: 'var(--amber)', idea: 'var(--teal)',
    'follow-up': 'var(--amber-dim)', meeting: 'var(--green)', personal: 'var(--text2)', work: 'var(--teal)',
  };

  const progressPct = (currentTime / totalSeconds) * 100;

  // Waveform: fake bars
  const waveformBars = 120;
  const waveHeights = useRefRD(null);
  if (!waveHeights.current) {
    const rand = (seed) => { let s = seed; return () => { s = (s * 16807) % 2147483647; return (s - 1) / 2147483646; }; };
    const rng = rand(r.id * 42);
    waveHeights.current = Array.from({ length: waveformBars }, () => 0.1 + rng() * 0.9);
  }

  const qualityDetails = [
    { label: 'Quality', value: r.quality, cls: `q-${r.quality}` },
    { label: 'Sample Rate', value: `${r.sampleRate / 1000} kHz`, cls: '' },
    { label: 'Bit Depth', value: `${r.bitDepth}-bit`, cls: '' },
    { label: 'Peak', value: `${r.peakDB.toFixed(1)} dB`, cls: r.peakDB > -30 ? 'q-good' : r.peakDB > -45 ? 'q-fair' : 'q-poor' },
    { label: 'Size', value: `${r.fileSizeMB} MB`, cls: '' },
    { label: 'Source', value: r.source, cls: `source-${r.source}` },
  ];

  return (
    <div style={{ flex: 1, display: 'flex', flexDirection: 'column', overflow: 'hidden' }}>
      {/* Header */}
      <div style={{ borderBottom: '1px solid var(--border)', padding: '12px 20px', display: 'flex', alignItems: 'center', gap: 12, background: 'var(--bg2)', flexShrink: 0 }}>
        <button onClick={onBack} style={{ color: 'var(--text2)', fontSize: 18, padding: '2px 6px', borderRadius: 3, lineHeight: 1 }}>‹</button>
        <div style={{ flex: 1 }}>
          <div style={{ fontFamily: 'var(--font-mono)', fontSize: 12, color: 'var(--text)' }}>
            {r.startTime.toLocaleString([], { weekday: 'short', month: 'short', day: 'numeric', hour: '2-digit', minute: '2-digit' })}
            <span style={{ color: 'var(--text3)', marginLeft: 10 }}>#{r.id}</span>
          </div>
          <div style={{ display: 'flex', gap: 10, marginTop: 3, alignItems: 'center' }}>
            <span className={`source-pill source-${r.source}`}>{r.source}</span>
            {qualityDetails.map(q => (
              <span key={q.label} style={{ fontFamily: 'var(--font-mono)', fontSize: 10, color: 'var(--text3)' }}>
                <span style={{ color: 'var(--text3)' }}>{q.label}: </span>
                <span className={q.cls} style={{ color: q.cls ? undefined : 'var(--text2)' }}>{q.value}</span>
              </span>
            ))}
          </div>
        </div>
        <button
          onClick={() => setShowAddHighlight(s => !s)}
          style={{
            fontFamily: 'var(--font-mono)', fontSize: 11,
            padding: '5px 12px', borderRadius: 4,
            background: showAddHighlight ? 'var(--amber)' : 'var(--bg4)',
            color: showAddHighlight ? 'var(--bg)' : 'var(--amber)',
            border: '1px solid var(--amber)',
            transition: 'all 0.12s',
          }}
        >◈ Highlight</button>
      </div>

      {/* Add highlight bar */}
      {showAddHighlight && (
        <div style={{ background: 'var(--bg3)', borderBottom: '1px solid var(--border)', padding: '10px 20px', display: 'flex', flexDirection: 'column', gap: 8, flexShrink: 0 }}>
          {/* Time range row */}
          <div style={{ display: 'flex', alignItems: 'center', gap: 8 }}>
            <span style={{ fontFamily: 'var(--font-mono)', fontSize: 10, color: 'var(--text3)' }}>Start:</span>
            <span style={{ fontFamily: 'var(--font-mono)', fontSize: 11, color: 'var(--amber)', minWidth: 50 }}>
              {formatTime(highlightStartTime ?? currentTime)}
            </span>
            <button
              onClick={() => setHighlightStartTime(Math.round(currentTime))}
              style={{ fontFamily: 'var(--font-mono)', fontSize: 9, padding: '2px 6px', background: 'var(--bg4)', border: '1px solid var(--border)', borderRadius: 3, color: 'var(--text2)' }}
            >Set Start</button>

            <span style={{ fontFamily: 'var(--font-mono)', fontSize: 10, color: 'var(--text3)', marginLeft: 8 }}>End:</span>
            <span style={{ fontFamily: 'var(--font-mono)', fontSize: 11, color: highlightEndTime ? 'var(--amber)' : 'var(--text3)', minWidth: 50 }}>
              {highlightEndTime ? formatTime(highlightEndTime) : '—'}
            </span>
            <button
              onClick={() => setHighlightEndTime(Math.round(currentTime))}
              style={{ fontFamily: 'var(--font-mono)', fontSize: 9, padding: '2px 6px', background: 'var(--bg4)', border: '1px solid var(--border)', borderRadius: 3, color: 'var(--text2)' }}
            >Set End</button>
            {highlightEndTime && (
              <button
                onClick={() => setHighlightEndTime(null)}
                style={{ fontFamily: 'var(--font-mono)', fontSize: 9, padding: '2px 6px', background: 'var(--bg4)', border: '1px solid var(--border)', borderRadius: 3, color: 'var(--text3)' }}
              >Clear</button>
            )}

            {highlightEndTime && (
              <span style={{ fontFamily: 'var(--font-mono)', fontSize: 10, color: 'var(--teal)', marginLeft: 8 }}>
                Duration: {formatTime(highlightEndTime - (highlightStartTime ?? currentTime))}
              </span>
            )}
          </div>

          {/* Tag and note row */}
          <div style={{ display: 'flex', alignItems: 'center', gap: 10 }}>
            <div style={{ display: 'flex', gap: 6 }}>
              {TAGS.map(t => (
                <button key={t} onClick={() => setNewHighlightTag(t)} style={{
                  fontFamily: 'var(--font-mono)', fontSize: 10, padding: '3px 8px', borderRadius: 3,
                  background: newHighlightTag === t ? TAG_COLORS[t] : 'var(--bg4)',
                  color: newHighlightTag === t ? 'var(--bg)' : 'var(--text2)',
                  border: `1px solid ${TAG_COLORS[t] || 'var(--border)'}`,
                }}>{t}</button>
              ))}
            </div>
            <input
              value={newHighlightNote}
              onChange={e => setNewHighlightNote(e.target.value)}
              placeholder="Note (optional)…"
              onKeyDown={e => e.key === 'Enter' && addHighlight()}
              style={{
                flex: 1, background: 'var(--bg4)', border: '1px solid var(--border)',
                borderRadius: 4, padding: '4px 10px', color: 'var(--text)',
                fontFamily: 'var(--font-mono)', fontSize: 11,
                outline: 'none',
              }}
            />
            <button onClick={addHighlight} style={{
              fontFamily: 'var(--font-mono)', fontSize: 11, padding: '4px 12px',
              background: 'var(--amber)', color: 'var(--bg)', borderRadius: 4, fontWeight: 600,
            }}>Save</button>
            <button onClick={() => { setShowAddHighlight(false); setHighlightStartTime(null); setHighlightEndTime(null); }} style={{ color: 'var(--text3)', fontSize: 16 }}>×</button>
          </div>
        </div>
      )}

      {/* Main: player + transcript + highlights */}
      <div style={{ flex: 1, display: 'flex', overflow: 'hidden' }}>

        {/* Left: Player + Transcript */}
        <div style={{ flex: 1, display: 'flex', flexDirection: 'column', overflow: 'hidden' }}>

          {/* Player */}
          <div style={{ padding: '16px 20px', borderBottom: '1px solid var(--border)', background: 'var(--bg2)', flexShrink: 0 }}>
            {/* Waveform */}
            <div
              onClick={seek}
              style={{ height: 56, display: 'flex', alignItems: 'center', gap: 1, cursor: 'pointer', marginBottom: 8, position: 'relative' }}
            >
              {waveHeights.current.map((h, i) => {
                const barPct = i / waveformBars;
                const barTime = barPct * totalSeconds;
                const isPast = barPct <= progressPct / 100;
                const isActive = Math.abs(barPct - progressPct / 100) < 0.015;

                // Check if bar is within any highlight range (or near a point highlight)
                const inHighlight = recHighlights.some(hl => {
                  if (hl.endSeconds != null) {
                    // Range highlight - check if bar is within range
                    return barTime >= hl.startSeconds && barTime <= hl.endSeconds;
                  } else {
                    // Point highlight - check if near
                    return Math.abs(hl.startSeconds - barTime) < (totalSeconds / waveformBars);
                  }
                });

                // Check if bar is within the pending highlight being created
                const inPendingHighlight = showAddHighlight && highlightStartTime != null && (
                  highlightEndTime != null
                    ? barTime >= highlightStartTime && barTime <= highlightEndTime
                    : Math.abs(highlightStartTime - barTime) < (totalSeconds / waveformBars)
                );

                return (
                  <div key={i} style={{
                    flex: 1,
                    height: `${Math.round(h * 100)}%`,
                    background: inPendingHighlight ? 'var(--red)' : inHighlight ? 'var(--amber)' : isPast ? 'var(--teal)' : 'var(--bg4)',
                    borderRadius: 1,
                    minHeight: 2,
                    transition: 'background 0.05s',
                    opacity: isActive ? 1 : 0.85,
                  }} />
                );
              })}

              {/* Highlight range markers when creating */}
              {showAddHighlight && highlightStartTime != null && (
                <div style={{
                  position: 'absolute', left: `${(highlightStartTime / totalSeconds) * 100}%`, top: 0, bottom: 0,
                  width: 2, background: 'var(--red)', pointerEvents: 'none',
                }} />
              )}
              {showAddHighlight && highlightEndTime != null && (
                <div style={{
                  position: 'absolute', left: `${(highlightEndTime / totalSeconds) * 100}%`, top: 0, bottom: 0,
                  width: 2, background: 'var(--red)', pointerEvents: 'none',
                }} />
              )}

              {/* Playhead */}
              <div style={{
                position: 'absolute', left: `${progressPct}%`, top: 0, bottom: 0,
                width: 2, background: 'var(--amber)', pointerEvents: 'none',
                boxShadow: '0 0 6px var(--amber)',
              }} />
            </div>

            {/* Hidden audio element */}
            <audio ref={audioRef} src={audioUrl} preload="metadata" />

            {/* Controls */}
            <div style={{ display: 'flex', alignItems: 'center', gap: 12 }}>
              <button onClick={() => skipTime(-30)} style={{ color: 'var(--text2)', fontFamily: 'var(--font-mono)', fontSize: 11 }}>-30s</button>
              <button onClick={() => skipTime(-5)} style={{ color: 'var(--text2)', fontFamily: 'var(--font-mono)', fontSize: 11 }}>-5s</button>
              <button
                onClick={togglePlay}
                style={{
                  width: 36, height: 36, borderRadius: '50%',
                  background: 'var(--amber)', color: 'var(--bg)',
                  fontSize: 14, display: 'flex', alignItems: 'center', justifyContent: 'center',
                  flexShrink: 0,
                }}
              >{playing ? '⏸' : '▶'}</button>
              <button onClick={() => skipTime(5)} style={{ color: 'var(--text2)', fontFamily: 'var(--font-mono)', fontSize: 11 }}>+5s</button>
              <button onClick={() => skipTime(30)} style={{ color: 'var(--text2)', fontFamily: 'var(--font-mono)', fontSize: 11 }}>+30s</button>

              <div style={{ flex: 1 }} />

              {/* Speed */}
              <div style={{ display: 'flex', gap: 4, alignItems: 'center' }}>
                {[0.5, 1.0, 1.5, 2.0, 3.0].map(s => (
                  <button key={s} onClick={() => setSpeed(s)} style={{
                    fontFamily: 'var(--font-mono)', fontSize: 10, padding: '2px 7px',
                    borderRadius: 3,
                    background: speed === s ? 'var(--amber)' : 'var(--bg4)',
                    color: speed === s ? 'var(--bg)' : 'var(--text3)',
                    border: '1px solid var(--border)',
                  }}>{s}×</button>
                ))}
              </div>

              <div style={{ fontFamily: 'var(--font-mono)', fontSize: 11, color: 'var(--text2)', minWidth: 100, textAlign: 'right' }}>
                {formatTime(currentTime)} / {formatTime(totalSeconds)}
              </div>
            </div>
          </div>

          {/* Transcript */}
          <div style={{ flex: 1, display: 'flex', flexDirection: 'column', overflow: 'hidden' }}>
            {/* Transcript header with scroll-to-current button */}
            <div style={{ padding: '8px 20px', borderBottom: '1px solid var(--border)', display: 'flex', alignItems: 'center', gap: 12, flexShrink: 0 }}>
              <div style={{ fontFamily: 'var(--font-mono)', fontSize: 10, color: 'var(--text3)', textTransform: 'uppercase', letterSpacing: '0.08em' }}>
                Transcript · {r.transcript?.length || 0} segments
              </div>
              <div style={{ flex: 1 }} />
              {r.hasTranscript && r.transcript.length > 0 && (
                <button
                  onClick={() => {
                    // Find the segment closest to current time
                    const el = transcriptRef.current?.querySelector(`[data-seg-id="${activeSegId}"]`);
                    if (el) {
                      el.scrollIntoView({ behavior: 'smooth', block: 'center' });
                    } else {
                      // Find closest segment
                      const closest = r.transcript.reduce((prev, curr) =>
                        Math.abs(curr.startSeconds - currentTime) < Math.abs(prev.startSeconds - currentTime) ? curr : prev
                      );
                      const closestEl = transcriptRef.current?.querySelector(`[data-seg-id="${closest.id}"]`);
                      if (closestEl) closestEl.scrollIntoView({ behavior: 'smooth', block: 'center' });
                    }
                  }}
                  style={{
                    fontFamily: 'var(--font-mono)', fontSize: 10, padding: '3px 10px',
                    background: 'var(--bg4)', border: '1px solid var(--border)', borderRadius: 4,
                    color: 'var(--amber)', cursor: 'pointer',
                  }}
                >
                  ↓ Go to {formatTime(currentTime)}
                </button>
              )}
            </div>
            <div ref={transcriptRef} style={{ flex: 1, overflow: 'auto', padding: '16px 20px' }}>
              {!r.hasTranscript || r.transcript.length === 0 ? (
                <div style={{ color: 'var(--text3)', fontFamily: 'var(--font-mono)', fontSize: 12, padding: '20px 0' }}>
                  No transcript available. Run speech-to-text batch job to generate.
                </div>
              ) : (
                <div style={{ display: 'flex', flexDirection: 'column', gap: 12 }}>
                  {r.transcript.map(seg => {
                    const isActive = seg.id === activeSegId;
                    const hasHighlight = recHighlights.some(h => h.segmentId === seg.id);
                    return (
                      <div
                        key={seg.id}
                        data-seg-id={seg.id}
                        onClick={() => seekToTime(seg.startSeconds)}
                        style={{
                          display: 'flex', gap: 12, padding: '10px 12px', borderRadius: 5,
                          background: isActive ? 'var(--amber-glow)' : 'transparent',
                          border: `1px solid ${isActive ? 'var(--amber-dim)' : hasHighlight ? 'var(--amber-dim)' : 'transparent'}`,
                          cursor: 'pointer', transition: 'all 0.15s',
                        }}
                        onMouseEnter={e => { if (!isActive) e.currentTarget.style.background = 'var(--bg3)'; }}
                        onMouseLeave={e => { if (!isActive) e.currentTarget.style.background = 'transparent'; }}
                      >
                        <div style={{ flexShrink: 0, paddingTop: 2 }}>
                          <div style={{ fontFamily: 'var(--font-mono)', fontSize: 10, color: isActive ? 'var(--amber)' : 'var(--text3)' }}>
                            {formatTime(seg.startSeconds)}
                          </div>
                          <div style={{ fontFamily: 'var(--font-mono)', fontSize: 9, color: 'var(--text3)', marginTop: 2 }}>
                            {Math.round(seg.confidence * 100)}%
                          </div>
                        </div>
                        <div style={{ flex: 1, fontFamily: 'var(--font-sans)', fontSize: 14, lineHeight: 1.6, color: isActive ? 'var(--text)' : 'var(--text2)', textWrap: 'pretty' }}>
                          {seg.text}
                        </div>
                        {hasHighlight && (
                          <div style={{ flexShrink: 0, color: 'var(--amber)', fontSize: 12, paddingTop: 2 }}>◈</div>
                        )}
                      </div>
                    );
                  })}
                </div>
              )}
            </div>
          </div>
        </div>

        {/* Right: Highlights panel */}
        <div style={{ width: 260, flexShrink: 0, borderLeft: '1px solid var(--border)', background: 'var(--bg2)', display: 'flex', flexDirection: 'column', overflow: 'hidden' }}>
          <div style={{ padding: '14px 16px', borderBottom: '1px solid var(--border)', flexShrink: 0 }}>
            <div style={{ fontFamily: 'var(--font-mono)', fontSize: 10, color: 'var(--text3)', textTransform: 'uppercase', letterSpacing: '0.08em' }}>
              Highlights · {recHighlights.length}
            </div>
          </div>
          <div style={{ flex: 1, overflow: 'auto', padding: '12px 12px' }}>
            {recHighlights.length === 0 ? (
              <div style={{ color: 'var(--text3)', fontFamily: 'var(--font-mono)', fontSize: 11, padding: '8px 4px' }}>
                No highlights yet.<br />Press ◈ Highlight to mark a moment.
              </div>
            ) : (
              <div style={{ display: 'flex', flexDirection: 'column', gap: 8 }}>
                {recHighlights
                  .sort((a, b) => a.startSeconds - b.startSeconds)
                  .map(h => (
                    <HighlightCard key={h.id} highlight={h} tagColors={TAG_COLORS} onSeek={seekToTime} onRemove={removeHighlight} formatTime={formatTime} />
                  ))}
              </div>
            )}
          </div>
        </div>
      </div>
    </div>
  );
}

const TAG_COLORS = {
  important: 'var(--red)', todo: 'var(--amber)', idea: 'var(--teal)',
  'follow-up': 'var(--amber-dim)', meeting: 'var(--green)', personal: 'var(--text2)', work: 'var(--teal)',
};

function HighlightCard({ highlight: h, tagColors, onSeek, onRemove, formatTime }) {
  const color = tagColors[h.tag] || 'var(--text3)';
  const hasRange = h.endSeconds != null;
  return (
    <div style={{
      background: 'var(--bg3)', border: `1px solid ${color}44`,
      borderLeft: `3px solid ${color}`, borderRadius: '0 4px 4px 0',
      padding: '8px 10px',
    }}>
      <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', marginBottom: 4 }}>
        <div style={{ display: 'flex', alignItems: 'center', gap: 6, flexWrap: 'wrap' }}>
          <button
            onClick={() => onSeek(h.startSeconds)}
            style={{ fontFamily: 'var(--font-mono)', fontSize: 10, color: 'var(--amber)' }}
          >
            {formatTime(h.startSeconds)}
            {hasRange && ` → ${formatTime(h.endSeconds)}`}
          </button>
          {hasRange && (
            <span style={{ fontFamily: 'var(--font-mono)', fontSize: 9, color: 'var(--teal)' }}>
              ({formatTime(h.endSeconds - h.startSeconds)})
            </span>
          )}
          <span style={{ fontFamily: 'var(--font-mono)', fontSize: 9, padding: '1px 5px', borderRadius: 3, background: `${color}22`, color }}>{h.tag}</span>
        </div>
        <button onClick={() => onRemove(h.id)} style={{ color: 'var(--text3)', fontSize: 13, lineHeight: 1 }}>×</button>
      </div>
      {h.note && (
        <div style={{ fontFamily: 'var(--font-sans)', fontSize: 12, color: 'var(--text2)', lineHeight: 1.5 }}>{h.note}</div>
      )}
    </div>
  );
}

Object.assign(window, { RecordingDetail, HighlightCard, TAG_COLORS });