import { useState, useEffect } from 'react';
import { createPortal } from 'react-dom';
import { aggregateHistoryLedger, buildHistoryLedger } from '../lib/tradeHistoryLedger';
import { publishMarketplacePreset } from '../lib/marketplaceApi';
import { fetchTradeHistory } from '../lib/tradeHistoryApi';
import {
    createTradeProfile,
    deleteTradeProfile,
    fetchCurrentUserProfile,
    fetchTradeProfiles,
    setTradeProfileActive,
    type TradeProfilePayload,
    updateTradeProfile
} from '../lib/profileApi';
import {
    Trash2, Edit3, X,
    Check, Zap, Play,
    Save, RotateCcw, Info,
    Search, Cpu, TrendingUp, Activity,
    Settings, Shield, Plus, DollarSign,
    BarChart3, Coins, AlertTriangle,
    Layers, Target, Clock, Share2
} from 'lucide-react';
import { useAuth } from './AuthContext';
import type { BotState } from '../hooks/useWebSocket';
import { DEFAULT_BOT_STATE } from '../hooks/useWebSocket';
import { Button } from './ui/button';
import { Card } from './ui/card';
import { Input } from './ui/input';
import { Select } from './ui/select';
import { cn } from '../lib/utils';
// ChatControl is now rendered globally in App.tsx

// --- TYPES ---
interface RuleConfig {
    ruleId: string;
    enabled: boolean;
    ruleType?: 'mandatory' | 'voting';
    params?: Record<string, any>;
}

interface StrategyConfig {
    rules: RuleConfig[];
    riskLimits: {
        maxDailyLossUsd: number;
        dailyProfitTargetUsd?: number;
        maxOpenTrades: number;
        maxConsecutiveLosses: number;
    };
    execution: {
        orderType: 'market' | 'limit';
        cooldownMinutes: number;
        minRulePassRatio?: number;
        entryMode: 'both' | 'long_only';
    };
}

interface Profile {
    id: string;
    user_id: string;
    name: string;
    allocated_capital: number;
    risk_per_trade_percent: number;
    symbols: string;
    is_active: boolean;
    strategy_config?: StrategyConfig;
    created_at?: string;
}

interface User {
    user_id: string;
    email: string;
}

export interface ProfileTradeStats {
    winRate: number;
    totalPnl: number;
    tradeCount: number;
}

// --- CONSTANTS ---
const AVAILABLE_RULES = [
    { id: 'TrendBiasRule', name: 'Trend Bias', desc: 'EMA50/200 direction check on 4H timeframe', icon: TrendingUp, color: '#3b82f6', defaultParams: { fastPeriod: 50, slowPeriod: 200 } },
    { id: 'MomentumRule', name: 'Momentum', desc: 'RSI overbought/oversold confirmation', icon: Activity, color: '#06b6d4', defaultParams: { rsiPeriod: 14, overbought: 70, oversold: 30 } },
    { id: 'ZoneRule', name: 'Zone Proximity', desc: 'Price relative to EMA value zones', icon: Target, color: '#a855f7', defaultParams: { zonePercent: 1.5 } },
    { id: 'SessionRule', name: 'Session Filter', desc: 'Trade only during major sessions', icon: Clock, color: '#f59e0b', defaultParams: { sessions: 'LDN,NY' } },
    { id: 'EntryTriggerRule', name: 'Entry Trigger', desc: 'Pattern-based precise entry logic', icon: Play, color: '#10b981', defaultParams: { showPatterns: true } },
    { id: 'RiskManagementRule', name: 'Risk Guard', desc: 'ATR-based stop loss & position sizing', icon: Shield, color: '#ef4444', defaultParams: { maxRisk: 2.0 } },
    { id: 'AIAnalysisRule', name: 'AI Sentiment', desc: 'LLM-powered market analysis', icon: Cpu, color: '#8b5cf6', defaultParams: { minConfidence: 70 } }
];

const SESSION_PRESET_OPTIONS = [
    { value: '24/7', label: '24/7 (All Sessions)', hint: 'No session-time restriction' },
    { value: 'LDN,NY', label: 'London + New York', hint: 'High-liquidity overlap' },
    { value: 'TOK,SYD', label: 'Tokyo + Sydney', hint: 'Asia-Pacific market hours' },
    { value: 'LDN', label: 'London Only', hint: 'Only London session' },
    { value: 'NY', label: 'New York Only', hint: 'Only New York session' },
    { value: 'TOK', label: 'Tokyo Only', hint: 'Only Tokyo session' },
    { value: 'SYD', label: 'Sydney Only', hint: 'Only Sydney session' }
] as const;

const SESSION_ALIAS_MAP: Record<string, string> = {
    LDN: 'LDN',
    LONDON: 'LDN',
    NY: 'NY',
    NEWYORK: 'NY',
    TOK: 'TOK',
    TOKYO: 'TOK',
    SYD: 'SYD',
    SYDNEY: 'SYD',
    '24/7': '24/7',
    '24X7': '24/7',
    '247': '24/7',
    ALL: '24/7',
    ALLSESSIONS: '24/7'
};

const SESSION_TOKEN_ORDER = ['LDN', 'NY', 'TOK', 'SYD'] as const;
type SessionPresetValue = (typeof SESSION_PRESET_OPTIONS)[number]['value'];

const PARAM_LABELS: Record<string, string> = {
    fastPeriod: 'Fast EMA Period',
    slowPeriod: 'Slow EMA Period',
    rsiPeriod: 'RSI Period',
    overbought: 'Overbought Level',
    oversold: 'Oversold Level',
    zonePercent: 'Zone Width %',
    sessions: 'Active Sessions',
    showPatterns: 'Show Patterns',
    maxRisk: 'Max Risk %',
    minConfidence: 'Min Confidence',
};

const labelClass = 'text-[10px] font-semibold text-[var(--muted-foreground)] uppercase tracking-wider';
const helpTextClass = 'text-[10px] text-[var(--muted-foreground)]';
const panelClass = 'rounded-xl border border-[var(--border)] bg-[var(--card-elevated)]';
const subtlePanelClass = 'rounded-xl border border-[var(--border)] bg-[var(--muted)]/35';
const iconButtonClass = 'h-8 w-8 rounded-xl';
const accentTextClass = 'text-[var(--accent)]';

export const normalizeSessionPresetValue = (raw: unknown): string => {
    if (raw === undefined || raw === null) return 'LDN,NY';

    const tokens = (Array.isArray(raw) ? raw.map((token) => String(token)) : String(raw).split(/[,|]/))
        .map((token) => token.trim().toUpperCase().replace(/[\s_-]+/g, ''))
        .filter(Boolean);

    if (tokens.length === 0) return 'LDN,NY';

    const mappedTokens = tokens.map((token) => SESSION_ALIAS_MAP[token] || token);
    if (mappedTokens.includes('24/7')) return '24/7';

    const normalizedSessionTokens: string[] = [];
    mappedTokens.forEach((token) => {
        if (SESSION_TOKEN_ORDER.includes(token as any) && !normalizedSessionTokens.includes(token)) {
            normalizedSessionTokens.push(token);
        }
    });

    const orderedTokens = SESSION_TOKEN_ORDER.filter((token) => normalizedSessionTokens.includes(token));
    if (orderedTokens.length === SESSION_TOKEN_ORDER.length) return '24/7';
    if (orderedTokens.length > 0) return orderedTokens.join(',');

    return String(raw).trim();
};

export const resolveSessionPresetSelection = (raw: unknown): SessionPresetValue | 'custom' => {
    const normalizedValue = normalizeSessionPresetValue(raw);
    if (SESSION_PRESET_OPTIONS.some((option) => option.value === normalizedValue)) {
        return normalizedValue as SessionPresetValue;
    }
    return 'custom';
};

export const normalizeStrategyConfig = (rawConfig?: StrategyConfig): StrategyConfig => {
    const safeConfig = rawConfig && typeof rawConfig === 'object'
        ? rawConfig
        : {} as StrategyConfig;
    const rawRules = Array.isArray(safeConfig.rules) ? safeConfig.rules : [];

    const normalizedRules: RuleConfig[] = rawRules
        .filter((rule: any) => rule && typeof rule.ruleId === 'string')
        .map((rule: any) => {
            const safeParams = rule.params && typeof rule.params === 'object' ? { ...rule.params } : {};
            if (rule.ruleId === 'SessionRule' && safeParams.allowedSessions && !safeParams.sessions) {
                safeParams.sessions = safeParams.allowedSessions;
            }
            if (rule.ruleId === 'AIAnalysisRule') {
                const rawConfidence = Number(safeParams.minConfidence ?? safeParams.confidenceThreshold ?? 70);
                safeParams.minConfidence = Number.isFinite(rawConfidence) && rawConfidence >= 0
                    ? (rawConfidence <= 1 ? rawConfidence * 100 : rawConfidence)
                    : 70;
            }
            return {
                ruleId: String(rule.ruleId),
                enabled: Boolean(rule.enabled),
                ruleType: (rule.ruleType === 'mandatory' || rule.ruleType === 'voting') ? rule.ruleType : undefined,
                params: safeParams
            };
        });

    const rawRisk = safeConfig.riskLimits || {};
    const maxDailyLossUsd = Number((rawRisk as any).maxDailyLossUsd);
    const dailyProfitTargetUsd = Number((rawRisk as any).dailyProfitTargetUsd);
    const maxOpenTrades = Number((rawRisk as any).maxOpenTrades);
    const maxConsecutiveLosses = Number((rawRisk as any).maxConsecutiveLosses);

    const rawExecution = safeConfig.execution || {};
    const rawOrderType = String((rawExecution as any).orderType || 'market').toLowerCase();
    const cooldownMinutes = Number((rawExecution as any).cooldownMinutes);
    const minRulePassRatio = Number((rawExecution as any).minRulePassRatio);
    const rawEntryMode = String(
        (rawExecution as any).entryMode ?? ((rawExecution as any).longOnly ? 'long_only' : 'both')
    ).toLowerCase();
    const entryMode: 'both' | 'long_only' =
        (rawEntryMode === 'long_only' || rawEntryMode === 'longonly' || rawEntryMode === 'buy_only')
            ? 'long_only'
            : 'both';

    return {
        rules: normalizedRules,
        riskLimits: {
            maxDailyLossUsd: Number.isFinite(maxDailyLossUsd) && maxDailyLossUsd > 0 ? maxDailyLossUsd : 50,
            dailyProfitTargetUsd: Number.isFinite(dailyProfitTargetUsd) && dailyProfitTargetUsd > 0 ? dailyProfitTargetUsd : undefined,
            maxOpenTrades: Number.isFinite(maxOpenTrades) && maxOpenTrades > 0 ? Math.floor(maxOpenTrades) : 3,
            maxConsecutiveLosses: Number.isFinite(maxConsecutiveLosses) && maxConsecutiveLosses >= 0 ? Math.floor(maxConsecutiveLosses) : 2,
        },
        execution: {
            orderType: rawOrderType === 'limit' ? 'limit' : 'market',
            cooldownMinutes: Number.isFinite(cooldownMinutes) && cooldownMinutes >= 0 ? cooldownMinutes : 30,
            minRulePassRatio: Number.isFinite(minRulePassRatio) && minRulePassRatio >= 0 && minRulePassRatio <= 1 ? minRulePassRatio : 1.0,
            entryMode
        }
    };
};

export const filterProfilesBySearch = (profiles: Profile[], searchTerm: string) => {
    const term = searchTerm.toLowerCase();
    return profiles.filter((profile) => profile.name.toLowerCase().includes(term));
};

export const summarizePortfolioStats = (
    profiles: Profile[],
    tradeStats: Record<string, ProfileTradeStats>
) => ({
    activeCount: profiles.filter((profile) => profile.is_active).length,
    totalCapital: profiles.reduce((sum, profile) => sum + (profile.allocated_capital || 0), 0),
    totalPnl: Object.values(tradeStats).reduce((sum, stat) => sum + stat.totalPnl, 0),
    totalTrades: Object.values(tradeStats).reduce((sum, stat) => sum + stat.tradeCount, 0)
});

// --- UI COMPONENTS ---

const ToggleSwitch = ({ checked, onChange }: { checked: boolean, onChange: (v: boolean) => void }) => (
    <button
        type="button"
        onClick={(e) => { e.stopPropagation(); onChange(!checked); }}
        className={cn(
            'relative inline-flex h-5 w-9 items-center rounded-full border transition-colors duration-200 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-[var(--ring)]',
            checked ? 'border-[var(--accent)] bg-[var(--accent)]' : 'border-[var(--border)] bg-[var(--muted)]'
        )}
    >
        <span className={`${checked ? 'translate-x-5 bg-white' : 'translate-x-1 bg-[var(--muted-foreground)]'} inline-block h-3 w-3 transform rounded-full transition-transform duration-200`} />
    </button>
);

const Slider = ({ value, onChange, min, max, step, unit, label }: { value: number, onChange: (n: number) => void, min: number, max: number, step?: number, unit?: string, label: string }) => (
    <div className={cn('space-y-2.5 p-4', subtlePanelClass)}>
        <div className="flex justify-between items-center">
            <span className={labelClass}>{label}</span>
            <span className="rounded-lg bg-[var(--accent-soft)] px-2.5 py-0.5 font-mono text-xs font-bold text-[var(--accent)]">{value}{unit}</span>
        </div>
        <input
            type="range" min={min} max={max} step={step || 1} value={value}
            onChange={(e) => onChange(Number(e.target.value))}
            className="h-1 w-full accent-[var(--accent)]"
        />
        <div className="flex justify-between font-mono text-[9px] text-[var(--muted-foreground)]">
            <span>{min}{unit}</span>
            <span>{max}{unit}</span>
        </div>
    </div>
);

const StatPill = ({ icon: Icon, label, value, color }: { icon: any, label: string, value: string, color: string }) => (
    <Card className="relative overflow-hidden rounded-xl shadow-none">
        <div className="h-[2px] bg-[var(--accent)]/60" />
        <div className="flex items-center gap-3.5 px-4 py-3.5">
            <div className="flex h-9 w-9 items-center justify-center rounded-lg border border-[var(--border)] bg-[var(--accent-soft)]">
                <Icon size={15} style={{ color }} />
            </div>
            <div>
                <p className="mb-0.5 text-[9px] font-semibold uppercase tracking-wider text-[var(--muted-foreground)]">{label}</p>
                <p className="font-mono text-sm font-bold leading-none text-[var(--foreground)]">{value}</p>
            </div>
        </div>
    </Card>
);

interface TradeProfileManagerProps {
    botState?: BotState;
}

// --- MAIN COMPONENT ---
export const TradeProfileManager = ({ botState = DEFAULT_BOT_STATE }: TradeProfileManagerProps) => {
    const { user: authUser, profile } = useAuth();
    const [profiles, setProfiles] = useState<Profile[]>([]);
    const [tradeStats, setTradeStats] = useState<Record<string, ProfileTradeStats>>({});
    const [loading, setLoading] = useState(false);
    const [searchTerm, setSearchTerm] = useState('');
    const [currentUserProfile, setCurrentUserProfile] = useState<User | null>(null);

    // Drawer state
    const [isDrawerOpen, setIsDrawerOpen] = useState(false);
    const [isAddingMode, setIsAddingMode] = useState(false);
    const [editingProfile, setEditingProfile] = useState<Partial<Profile>>({});
    const [drawerTab, setDrawerTab] = useState<'settings' | 'logic' | 'advanced'>('settings');

    // Utilities
    const [toasts, setToasts] = useState<{ id: number, msg: string, type: 'success' | 'error' | 'info' }[]>([]);
    const [deleteConfirm, setDeleteConfirm] = useState<string | null>(null);

    const addToast = (msg: string, type: 'success' | 'error' | 'info' = 'info') => {
        const id = Date.now();
        setToasts(prev => [...prev, { id, msg, type }]);
        setTimeout(() => setToasts(prev => prev.filter(t => t.id !== id)), 4000);
    };

    // --- DATA ---
    const fetchData = async () => {
        setLoading(true);
        try {
            const [profilesData, meProfile, hRes] = await Promise.all([
                fetchTradeProfiles({ scope: profile?.role === 'admin' ? 'all' : 'user' }),
                fetchCurrentUserProfile().catch(() => null),
                fetchTradeHistory({ scope: profile?.role === 'admin' ? 'all' : 'user' })
            ]);
            const normalizedProfiles = (profilesData || []).map((profile: any) => ({
                ...profile,
                strategy_config: normalizeStrategyConfig(profile.strategy_config as StrategyConfig)
            }));
            setProfiles(normalizedProfiles);
            setCurrentUserProfile(meProfile ? {
                user_id: String(meProfile.user_id || authUser?.id || ''),
                email: String(meProfile.email || authUser?.email || '')
            } : (authUser?.id || authUser?.email ? {
                user_id: String(authUser?.id || ''),
                email: String(authUser?.email || '')
            } : null));

            const historyLedger = buildHistoryLedger({
                dbRows: hRes || [],
                includeRealtime: false
            });
            const historyAggregate = aggregateHistoryLedger(historyLedger);

            const stats: Record<string, any> = {};
            normalizedProfiles.forEach((p: any) => {
                const profileStats = historyAggregate.byProfile[p.id];
                stats[p.id] = {
                    tradeCount: profileStats?.tradeCount || 0,
                    totalPnl: profileStats?.realizedPnl || 0,
                    winRate: profileStats?.winRate || 0
                };
            });
            setTradeStats(stats);
        } catch (e) {
            console.error('[ProfileManager] Fetch error', e);
            addToast('Failed to load profiles', 'error');
        }
        setLoading(false);
    };

    useEffect(() => {
        fetchData();
        const interval = setInterval(fetchData, 30000);
        // Listen for chat-created profile updates to refresh instantly
        const onProfilesUpdated = () => fetchData();
        window.addEventListener('profiles-updated', onProfilesUpdated);
        return () => {
            clearInterval(interval);
            window.removeEventListener('profiles-updated', onProfilesUpdated);
        };
    }, []);

    // --- ACTIONS ---
    const handleOpenEdit = (profile: Profile) => {
        setEditingProfile({
            ...profile,
            strategy_config: normalizeStrategyConfig(profile.strategy_config)
        });
        setIsAddingMode(false);
        setDrawerTab('settings');
        setIsDrawerOpen(true);
    };

    const handleOpenAdd = () => {
        setEditingProfile({
            name: '',
            user_id: authUser?.id || currentUserProfile?.user_id || '',
            allocated_capital: 1000,
            risk_per_trade_percent: 1,
            is_active: true,
            symbols: 'BTC/USDT, ETH/USDT',
            strategy_config: {
                rules: AVAILABLE_RULES.map(r => ({ ruleId: r.id, enabled: true, params: { ...r.defaultParams } })),
                riskLimits: { maxDailyLossUsd: 50, dailyProfitTargetUsd: 100, maxOpenTrades: 3, maxConsecutiveLosses: 2 },
                execution: { orderType: 'market', cooldownMinutes: 30, minRulePassRatio: 1.0, entryMode: 'both' }
            }
        });
        setIsAddingMode(true);
        setDrawerTab('settings');
        setIsDrawerOpen(true);
    };

    const handleSave = async () => {
        if (!editingProfile.name) return addToast('Profile name is required', 'error');
        setLoading(true);
        const id = isAddingMode ? null : editingProfile.id;
        const payload: TradeProfilePayload = {
            name: editingProfile.name,
            user_id: editingProfile.user_id || authUser?.id || currentUserProfile?.user_id,
            allocated_capital: Number(editingProfile.allocated_capital),
            risk_per_trade_percent: Number(editingProfile.risk_per_trade_percent),
            symbols: editingProfile.symbols || '',
            is_active: editingProfile.is_active ?? true,
            strategy_config: normalizeStrategyConfig(editingProfile.strategy_config as StrategyConfig) as unknown as Record<string, unknown>
        };

        try {
            if (id) {
                await updateTradeProfile(id, payload);
            } else {
                await createTradeProfile(payload);
            }
            addToast(isAddingMode ? 'Profile created successfully' : 'Profile updated', 'success');
            setIsDrawerOpen(false);
            await fetchData();
        } catch (error: any) {
            addToast(error?.message || 'Failed to save profile', 'error');
        }
        setLoading(false);
    };

    const handleDelete = async (profileId: string) => {
        try {
            await deleteTradeProfile(profileId);
            addToast('Profile deleted', 'success');
            await fetchData();
        } catch (error: any) {
            addToast(`Delete failed: ${error?.message || 'Unknown error'}`, 'error');
        }
        setDeleteConfirm(null);
    };

    const toggleRule = (ruleId: string) => {
        const rules = [...(editingProfile.strategy_config?.rules || [])];
        const idx = rules.findIndex(r => r.ruleId === ruleId);
        if (idx !== -1) {
            rules[idx] = { ...rules[idx], enabled: !rules[idx].enabled };
        } else {
            rules.push({ ruleId, enabled: true, params: {} });
        }
        setEditingProfile({ ...editingProfile, strategy_config: { ...editingProfile.strategy_config, rules } as StrategyConfig });
    };

    const updateRuleParam = (ruleId: string, key: string, value: string | number | boolean) => {
        const newRules = editingProfile.strategy_config?.rules?.map((rule) =>
            rule.ruleId === ruleId ? { ...rule, params: { ...rule.params, [key]: value } } : rule
        );
        setEditingProfile({
            ...editingProfile,
            strategy_config: { ...editingProfile.strategy_config, rules: newRules } as StrategyConfig
        });
    };

    const toggleProfileActive = async (profile: Profile) => {
        const newState = !profile.is_active;
        try {
            await setTradeProfileActive(profile.id, newState);
            addToast(newState ? 'Profile activated' : 'Profile suspended', 'success');
            await fetchData();
        } catch (error: any) {
            addToast(error?.message || 'Failed to update profile state', 'error');
        }
    };

    const handlePublish = async (p: Profile) => {
        if (profile?.role !== 'admin') return;
        setLoading(true);

        // Find risk style based on pass ratio
        const passRatio = p.strategy_config?.execution?.minRulePassRatio || 1.0;
        const styleId = passRatio < 0.9 ? 'aggressive' : (passRatio >= 1.0 ? 'safe' : 'balanced');

        const payload = {
            id: `template-${p.id}-${Date.now()}`,
            name: p.name,
            description: `Admin-published strategy based on ${p.name}. Features ${p.strategy_config?.rules?.filter(r => r.enabled).length} optimized rules.`,
            risk_style_id: styleId,
            recommended_assets: p.symbols.split(',').map(s => s.trim()),
            typical_trades_per_day: styleId === 'aggressive' ? '8-12' : (styleId === 'safe' ? '1-2' : '3-5'),
            performance_tag: 'Institutional Template',
            is_popular: true,
            created_by: authUser?.id,
            original_profile_id: p.id,
            strategy_config: p.strategy_config || {}
        };

        try {
            await publishMarketplacePreset(payload);
            addToast('Strategy published to Marketplace!', 'success');
        } catch (error: any) {
            addToast(`Publish failed: ${error?.message || 'Unknown error'}`, 'error');
        }
        setLoading(false);
    };

    const filtered = filterProfilesBySearch(profiles, searchTerm);
    const { activeCount, totalCapital, totalPnl, totalTrades } = summarizePortfolioStats(profiles, tradeStats);

    const getUserEmail = (userId: string) => {
        if (userId && userId === currentUserProfile?.user_id) {
            return currentUserProfile.email;
        }
        if (userId && userId === authUser?.id) {
            return authUser?.email || '';
        }
        return '';
    };

    // --- RENDER ---
    return (
        <div className="space-y-6">

            {/* ─── PAGE HEADER ─── */}
            <div className="flex flex-col gap-5">
                <div className="flex flex-col sm:flex-row items-start sm:items-center justify-between gap-4">
                    <div>
                        <div className="flex items-center gap-3 mb-1">
                            <div className="flex h-8 w-8 items-center justify-center rounded-lg border border-[var(--border)] bg-[var(--accent-soft)]">
                                <Layers size={15} className={accentTextClass} />
                            </div>
                            <h1 className="text-lg font-bold text-[var(--foreground)]">Strategy Clusters</h1>
                            {loading && <RotateCcw size={14} className="animate-spin text-[var(--accent)]/60" />}
                        </div>
                        <p className="ml-11 text-[11px] text-[var(--muted-foreground)]">Manage trading profiles, rules, and capital allocation</p>
                    </div>

                    <div className="flex items-center gap-2.5">
                        <div className="relative">
                            <Search size={13} className="absolute left-3 top-1/2 -translate-y-1/2 text-[var(--muted-foreground)]" />
                            <Input
                                type="text"
                                placeholder="Search..."
                                value={searchTerm}
                                onChange={e => setSearchTerm(e.target.value)}
                                className="h-10 w-44 pl-8 pr-3 text-[11px]"
                            />
                        </div>
                        <Button
                            onClick={fetchData}
                            title="Refresh"
                            variant="outline"
                            size="icon"
                            className="h-10 w-10"
                        >
                            <RotateCcw size={13} />
                        </Button>
                        <Button
                            onClick={handleOpenAdd}
                            size="sm"
                            className="px-5"
                        >
                            <Plus size={13} strokeWidth={2.5} />
                            <span>New Profile</span>
                        </Button>
                    </div>
                </div>

                {/* Aggregate stats */}
                <div className="grid grid-cols-2 sm:grid-cols-4 gap-3">
                    <StatPill icon={Layers} label="Total Profiles" value={`${activeCount} / ${profiles.length}`} color="#00ff88" />
                    <StatPill icon={DollarSign} label="Total Capital" value={`$${totalCapital.toLocaleString()}`} color="#3b82f6" />
                    <StatPill icon={BarChart3} label="Realized P&L" value={`${totalPnl >= 0 ? '+' : ''}$${totalPnl.toFixed(2)}`} color={totalPnl >= 0 ? '#00ff88' : '#ef4444'} />
                    <StatPill icon={Activity} label="Total Trades" value={`${totalTrades}`} color="#a855f7" />
                </div>
            </div>

            {/* ─── EMPTY STATE ─── */}
            {filtered.length === 0 && !loading && (
                <Card className="flex flex-col items-center justify-center rounded-2xl border-dashed py-20 shadow-none">
                    <div className="mb-4 flex h-14 w-14 items-center justify-center rounded-2xl bg-[var(--muted)]">
                        <Coins size={24} className="text-[var(--muted-foreground)]" />
                    </div>
                    <p className="mb-1 text-sm font-bold text-[var(--foreground)]">
                        {searchTerm ? 'No matching profiles' : 'No profiles yet'}
                    </p>
                    <p className="mb-5 text-[11px] text-[var(--muted-foreground)]">
                        {searchTerm ? 'Try a different search term' : 'Create your first strategy profile to start trading'}
                    </p>
                    {!searchTerm && (
                        <Button
                            onClick={handleOpenAdd}
                            size="sm"
                        >
                            <Plus size={14} />
                            Create Profile
                        </Button>
                    )}
                </Card>
            )}

            {/* ─── PROFILE CARDS ─── */}
            <div className="grid grid-cols-1 md:grid-cols-2 xl:grid-cols-3 gap-5">
                {filtered.map(p => {
                    const stats = tradeStats[p.id] || { winRate: 0, totalPnl: 0, tradeCount: 0 };
                    const enabledRules = p.strategy_config?.rules?.filter(r => r.enabled) || [];
                    const ruleCount = enabledRules.length;
                    const email = getUserEmail(p.user_id);
                    const maxLoss = p.strategy_config?.riskLimits?.maxDailyLossUsd ?? 50;
                    const profitTarget = p.strategy_config?.riskLimits?.dailyProfitTargetUsd;
                    const maxOpen = p.strategy_config?.riskLimits?.maxOpenTrades ?? 3;
                    const orderType = p.strategy_config?.execution?.orderType ?? 'market';
                    const cooldown = p.strategy_config?.execution?.cooldownMinutes ?? 30;
                    const minPassRatio = p.strategy_config?.execution?.minRulePassRatio ?? 1.0;
                    const entryMode = p.strategy_config?.execution?.entryMode ?? 'both';
                    const usedNotional = botState.positions
                        .filter(pos => pos.profileId === p.id)
                        .reduce((sum, pos) => sum + Math.abs((pos.entryPrice || 0) * (pos.size || 0)), 0);
                    const capitalHealth = usedNotional > (p.allocated_capital || 0) ? 'Issue' : 'OK';

                    // --- NEW: Capital Coverage Check (Allocated vs Buying Power) ---
                    // This is observational only.
                    const bp = botState.accountSnapshot?.buying_power ?? 0;
                    const isCovered = (p.allocated_capital || 0) <= bp;
                    const coverageStatus = isCovered ? 'Covered' : 'Insufficient funds';
                    const coverageColor = isCovered ? 'ok' : 'drift'; // reuse 'drift' style for warning

                    const lifecycleStatus = stats.tradeCount > 0 ? 'OK' : (p.is_active ? 'Blocked' : 'Idle');
                    const reconciliationDrift = (botState.health?.reconciliationMismatchCount || 0) > 0 ? 'Drift' : 'Clean';
                    const lockStatus = (botState.health?.lockContentionCount || 0) > 0 ? 'Contended' : 'Stable';

                    return (
                        <Card
                            key={p.id}
                            className={`group relative overflow-hidden rounded-2xl transition-all duration-200 ${p.is_active
                                ? 'hover:translate-y-[-2px]'
                                : 'opacity-55'
                                }`}
                        >
                            {/* Top accent bar */}
                            <div className={`h-[3px] ${p.is_active
                                ? 'bg-[var(--accent)]'
                                : 'bg-[var(--muted)]'
                                }`}
                            />

                            {/* Card header area */}
                            <div className="px-5 pt-5 pb-4">
                                <div className="flex items-start justify-between gap-3">
                                    <div className="min-w-0 flex-1">
                                        <h3 className="mb-2 truncate text-[15px] font-bold text-[var(--foreground)]">{p.name}</h3>
                                        <div className="flex items-center gap-2">
                                            <span className={`inline-flex items-center gap-1.5 px-2.5 py-1 rounded-lg text-[9px] font-bold uppercase tracking-wider border ${p.is_active
                                                ? 'border-emerald-500/25 bg-emerald-500/10 text-emerald-600 dark:text-emerald-400'
                                                : 'border-[var(--border)] bg-[var(--muted)] text-[var(--muted-foreground)]'
                                                }`}>
                                                <span className={`h-1.5 w-1.5 rounded-full ${p.is_active ? 'animate-pulse bg-emerald-500' : 'bg-[var(--muted-foreground)]'}`} />
                                                {p.is_active ? 'Active' : 'Paused'}
                                            </span>
                                            {email && (
                                                <span className="max-w-[160px] truncate text-[10px] text-[var(--muted-foreground)]">{email}</span>
                                            )}
                                        </div>
                                    </div>

                                    {/* Action buttons */}
                                    <div className="flex items-center gap-1.5 shrink-0">
                                        <Button
                                            onClick={(e) => { e.stopPropagation(); toggleProfileActive(p); }}
                                            title={p.is_active ? 'Pause profile' : 'Activate profile'}
                                            variant={p.is_active ? 'default' : 'outline'}
                                            size="icon"
                                            className={iconButtonClass}
                                        >
                                            <Zap size={14} fill={p.is_active ? 'currentColor' : 'none'} />
                                        </Button>
                                        <Button
                                            onClick={(e) => { e.stopPropagation(); handleOpenEdit(p); }}
                                            title="Edit profile"
                                            variant="outline"
                                            size="icon"
                                            className={iconButtonClass}
                                        >
                                            <Edit3 size={14} />
                                        </Button>
                                        <Button
                                            onClick={(e) => { e.stopPropagation(); setDeleteConfirm(p.id); }}
                                            title="Delete profile"
                                            variant="outline"
                                            size="icon"
                                            className={cn(iconButtonClass, 'hover:text-[var(--destructive)]')}
                                        >
                                            <Trash2 size={14} />
                                        </Button>
                                        {profile?.role === 'admin' && (
                                            <Button
                                                onClick={(e) => { e.stopPropagation(); handlePublish(p); }}
                                                title="Publish to Marketplace"
                                                variant="outline"
                                                size="icon"
                                                className={iconButtonClass}
                                            >
                                                <Share2 size={14} />
                                            </Button>
                                        )}
                                    </div>
                                </div>
                            </div>

                            {/* ── Elevated inner panel: Key Metrics ── */}
                            <div className={cn('mx-4 mb-4 overflow-hidden', panelClass)}>
                                {/* Stats header row */}
                                <div className="grid grid-cols-3">
                                    {[
                                        { icon: DollarSign, label: 'Capital', val: `$${p.allocated_capital.toLocaleString()}`, color: '#3b82f6', valClass: 'text-[var(--foreground)]' },
                                        { icon: BarChart3, label: 'Realized', val: `${stats.totalPnl >= 0 ? '+' : ''}${stats.totalPnl.toFixed(2)}`, color: stats.totalPnl >= 0 ? '#16a34a' : '#dc2626', valClass: stats.totalPnl >= 0 ? 'text-emerald-600 dark:text-emerald-400' : 'text-red-600 dark:text-red-400' },
                                        { icon: AlertTriangle, label: 'Risk', val: `${p.risk_per_trade_percent}%`, color: '#f59e0b', valClass: 'text-[var(--foreground)]' },
                                    ].map((item, i) => (
                                        <div key={item.label} className={cn('relative px-4 py-4 text-center', i < 2 && 'border-r border-[var(--border)]')}>
                                            <div className="relative">
                                                <div className="flex items-center justify-center gap-1.5 mb-1.5">
                                                    <div className="flex h-4 w-4 items-center justify-center rounded" style={{
                                                        background: `${item.color}15`,
                                                    }}>
                                                        <item.icon size={9} style={{ color: item.color }} />
                                                    </div>
                                                    <span className="text-[8px] font-bold uppercase tracking-widest text-[var(--muted-foreground)]">{item.label}</span>
                                                </div>
                                                <span className={cn('font-mono text-[14px] font-bold', item.valClass)}>{item.val}</span>
                                            </div>
                                        </div>
                                    ))}
                                </div>

                                <div className="profile-health-strip flex flex-wrap gap-1 px-4 py-2">
                                    <span className={`health-pill ${capitalHealth === 'Issue' ? 'issue' : 'ok'}`}>Capital: {capitalHealth}</span>
                                    {botState.accountSnapshot && (
                                        <span className={`health-pill ${coverageColor}`} title={`Buying Power: $${bp.toFixed(2)}`}>
                                            LP: {coverageStatus}
                                        </span>
                                    )}
                                    <span className={`health-pill ${lifecycleStatus === 'OK' ? 'ok' : 'blocked'}`}>Lifecycle: {lifecycleStatus}</span>
                                    <span className={`health-pill ${reconciliationDrift === 'Drift' ? 'drift' : 'clean'}`}>Reconciliation: {reconciliationDrift}</span>
                                    <span className={`health-pill ${lockStatus === 'Contended' ? 'drift' : 'ok'}`}>Locks: {lockStatus}</span>
                                </div>

                                {/* Win rate section */}
                                <div className="border-t border-[var(--border)] bg-[var(--muted)]/25 px-4 py-3">
                                    <div className="flex justify-between items-center mb-2">
                                        <span className="text-[9px] font-bold uppercase tracking-wider text-[var(--muted-foreground)]">Win Rate</span>
                                        <span className="font-mono text-[10px] font-bold text-[var(--muted-foreground)]">{stats.winRate.toFixed(1)}% · {stats.tradeCount} trades</span>
                                    </div>
                                    <div className="h-[7px] w-full overflow-hidden rounded-full bg-[var(--muted)]">
                                        <div
                                            className="h-full rounded-full transition-all duration-1000"
                                            style={{
                                                width: `${Math.max(stats.winRate, 2)}%`,
                                                background: stats.winRate >= 50
                                                    ? '#16a34a'
                                                    : stats.winRate >= 30
                                                        ? '#f59e0b'
                                                        : '#dc2626',
                                            }}
                                        />
                                    </div>
                                </div>
                            </div>

                            {/* ── Elevated inner panel: Details Table ── */}
                            <div className={cn('mx-4 mb-4 overflow-hidden', panelClass)}>
                                {/* Table header */}
                                <div className="flex items-center gap-2 border-b border-[var(--border)] bg-[var(--muted)]/25 px-4 py-2">
                                    <Settings size={9} className="text-[var(--muted-foreground)]" />
                                    <span className="text-[8px] font-bold uppercase tracking-widest text-[var(--muted-foreground)]">Configuration</span>
                                </div>
                                <table className="w-full text-left">
                                    <tbody>
                                        <tr className="border-t border-transparent even:bg-[var(--muted)]/20">
                                            <td className="px-4 py-2.5 text-[10px] font-medium text-[var(--muted-foreground)]">Rules Active</td>
                                            <td className="px-4 py-2.5 text-right">
                                                <div className="flex items-center justify-end gap-1.5">
                                                    {enabledRules.slice(0, 5).map(r => {
                                                        const ruleDef = AVAILABLE_RULES.find(ar => ar.id === r.ruleId);
                                                        return ruleDef ? (
                                                            <span key={r.ruleId} className="w-6 h-6 rounded-md flex items-center justify-center" style={{
                                                                background: `${ruleDef.color}12`,
                                                                border: `1px solid ${ruleDef.color}30`,
                                                                boxShadow: `0 1px 4px ${ruleDef.color}10`,
                                                            }} title={ruleDef.name}>
                                                                <ruleDef.icon size={11} style={{ color: ruleDef.color }} />
                                                            </span>
                                                        ) : null;
                                                    })}
                                                    {ruleCount > 5 && (
                                                        <span className="ml-0.5 font-mono text-[9px] font-bold text-[var(--muted-foreground)]">+{ruleCount - 5}</span>
                                                    )}
                                                </div>
                                            </td>
                                        </tr>
                                        <tr className="border-t border-[var(--border)] even:bg-[var(--muted)]/20">
                                            <td className="px-4 py-2.5 text-[10px] font-medium text-[var(--muted-foreground)]">Max Daily Loss</td>
                                            <td className="px-4 py-2.5 text-right">
                                                <span className="rounded-md border border-red-500/20 bg-red-500/10 px-2 py-0.5 font-mono text-[11px] font-bold text-red-600 dark:text-red-400">${maxLoss}</span>
                                            </td>
                                        </tr>
                                        <tr className="border-t border-[var(--border)] even:bg-[var(--muted)]/20">
                                            <td className="px-4 py-2.5 text-[10px] font-medium text-[var(--muted-foreground)]">Max Open Trades</td>
                                            <td className="px-4 py-2.5 text-right">
                                                <span className="rounded-md border border-violet-500/20 bg-violet-500/10 px-2 py-0.5 font-mono text-[11px] font-bold text-violet-600 dark:text-violet-400">{maxOpen}</span>
                                            </td>
                                        </tr>
                                        <tr className="border-t border-[var(--border)] even:bg-[var(--muted)]/20">
                                            <td className="px-4 py-2.5 text-[10px] font-medium text-[var(--muted-foreground)]">Order Type</td>
                                            <td className="px-4 py-2.5 text-right">
                                                <span className={cn(
                                                    'rounded-md border px-2.5 py-0.5 text-[9px] font-bold uppercase tracking-wider',
                                                    orderType === 'market'
                                                        ? 'border-cyan-500/20 bg-cyan-500/10 text-cyan-700 dark:text-cyan-300'
                                                        : 'border-amber-500/20 bg-amber-500/10 text-amber-700 dark:text-amber-300'
                                                )}>
                                                    {orderType}
                                                </span>
                                            </td>
                                        </tr>
                                        <tr className="border-t border-[var(--border)] even:bg-[var(--muted)]/20">
                                            <td className="px-4 py-2.5 text-[10px] font-medium text-[var(--muted-foreground)]">Cooldown</td>
                                            <td className="px-4 py-2.5 text-right">
                                                <span className="rounded-md border border-blue-500/20 bg-blue-500/10 px-2 py-0.5 font-mono text-[11px] font-bold text-blue-700 dark:text-blue-300">{cooldown}m</span>
                                            </td>
                                        </tr>
                                        <tr className="border-t border-[var(--border)] even:bg-[var(--muted)]/20">
                                            <td className="px-4 py-2.5 text-[10px] font-medium text-[var(--muted-foreground)]">Entry Mode</td>
                                            <td className="px-4 py-2.5 text-right">
                                                <span className={cn(
                                                    'rounded-md border px-2.5 py-0.5 text-[9px] font-bold uppercase tracking-wider',
                                                    entryMode === 'long_only'
                                                        ? 'border-amber-500/20 bg-amber-500/10 text-amber-700 dark:text-amber-300'
                                                        : 'border-emerald-500/20 bg-emerald-500/10 text-emerald-700 dark:text-emerald-300'
                                                )}>
                                                    {entryMode === 'long_only' ? 'LONG ONLY' : 'BOTH SIDES'}
                                                </span>
                                            </td>
                                        </tr>
                                        {profitTarget && (
                                            <tr className="border-t border-[var(--border)] even:bg-[var(--muted)]/20">
                                                <td className="px-4 py-2.5 text-[10px] font-medium text-[var(--muted-foreground)]">Profit Target</td>
                                                <td className="px-4 py-2.5 text-right">
                                                    <span className="rounded-md border border-emerald-500/20 bg-emerald-500/10 px-2 py-0.5 font-mono text-[11px] font-bold text-emerald-700 dark:text-emerald-300">${profitTarget}</span>
                                                </td>
                                            </tr>
                                        )}
                                        <tr className="border-t border-[var(--border)] even:bg-[var(--muted)]/20">
                                            <td className="px-4 py-2.5 text-[10px] font-medium text-[var(--muted-foreground)]">Voting Threshold</td>
                                            <td className="px-4 py-2.5 text-right">
                                                <span className={`rounded-md border px-2 py-0.5 font-mono text-[11px] font-bold ${minPassRatio < 1.0 ? 'border-amber-500/20 bg-amber-500/10 text-amber-700 dark:text-amber-300' : 'border-[var(--border)] bg-[var(--muted)] text-[var(--muted-foreground)]'}`}>{(minPassRatio * 100).toFixed(0)}%</span>
                                            </td>
                                        </tr>
                                    </tbody>
                                </table>
                            </div>

                            {/* ── Bottom: Symbol tags ── */}
                            <div className="px-5 pb-5">
                                <div className="flex flex-wrap gap-1.5">
                                    {p.symbols.split(',').slice(0, 5).map(s => (
                                        <span key={s} className="rounded-lg border border-[var(--border)] bg-[var(--muted)]/35 px-2.5 py-1 font-mono text-[10px] font-medium text-[var(--muted-foreground)]">
                                            {s.trim()}
                                        </span>
                                    ))}
                                    {p.symbols.split(',').length > 5 && (
                                        <span className="rounded-lg border border-[var(--border)] bg-[var(--muted)]/20 px-2.5 py-1 font-mono text-[10px] text-[var(--muted-foreground)]">
                                            +{p.symbols.split(',').length - 5}
                                        </span>
                                    )}
                                </div>
                            </div>
                        </Card>
                    );
                })}
            </div>

            {/* ─── EDIT / CREATE DRAWER ─── */}
            {isDrawerOpen && createPortal(
                <div className="fixed inset-0 z-[999999] flex justify-end">
                    <div
                        className="absolute inset-0 bg-slate-950/70 backdrop-blur-sm"
                        onClick={() => setIsDrawerOpen(false)}
                    />
                    <div
                        className="relative flex h-full w-[520px] max-w-[92vw] flex-col border-l border-[var(--border)] bg-[var(--card)] text-[var(--foreground)] shadow-[var(--card-shadow)]"
                        style={{ animation: 'profileDrawerSlide 0.2s ease-out' }}
                    >
                        {/* Drawer header */}
                        <div className="border-b border-[var(--border)] px-6 py-5">
                            <div className="mb-4 flex items-center justify-between">
                                <div className="flex items-center gap-3">
                                    <div className={`flex h-9 w-9 items-center justify-center rounded-xl border ${isAddingMode
                                        ? 'border-[var(--border)] bg-[var(--accent-soft)]'
                                        : 'border-blue-500/20 bg-blue-500/10'
                                        }`}>
                                        {isAddingMode
                                            ? <Plus size={16} className={accentTextClass} />
                                            : <Edit3 size={16} className="text-blue-400" />
                                        }
                                    </div>
                                    <div>
                                        <h2 className="text-base font-bold text-[var(--foreground)]">{isAddingMode ? 'Create Profile' : 'Edit Profile'}</h2>
                                        <p className="mt-0.5 text-[10px] text-[var(--muted-foreground)]">{isAddingMode ? 'Configure a new trading strategy' : editingProfile.name}</p>
                                    </div>
                                </div>
                                <Button onClick={() => setIsDrawerOpen(false)} variant="ghost" size="icon" className="h-8 w-8 rounded-lg">
                                    <X size={15} />
                                </Button>
                            </div>

                            {/* Drawer tab nav */}
                            <div className="flex rounded-lg border border-[var(--border)] bg-[var(--muted)] p-0.5">
                                {([
                                    { id: 'settings' as const, label: 'General', icon: Settings },
                                    { id: 'logic' as const, label: 'Rules', icon: Cpu },
                                    { id: 'advanced' as const, label: 'Risk & Execution', icon: Shield },
                                ]).map(t => (
                                    <button
                                        key={t.id}
                                        onClick={() => setDrawerTab(t.id)}
                                        className={`flex-1 flex items-center justify-center gap-1.5 py-2 rounded-md text-[10px] font-bold uppercase tracking-wider transition-all ${drawerTab === t.id
                                            ? 'bg-[var(--card)] text-[var(--foreground)] shadow-sm'
                                            : 'text-[var(--muted-foreground)] hover:text-[var(--foreground)]'
                                            }`}
                                    >
                                        <t.icon size={11} />
                                        {t.label}
                                    </button>
                                ))}
                            </div>
                        </div>

                        {/* Drawer content */}
                        <div className="flex-1 space-y-5 overflow-y-auto px-6 py-5" style={{ scrollbarWidth: 'thin' }}>
                            {drawerTab === 'settings' && (
                                <>
                                    {/* Profile Name */}
                                    <div className="space-y-1.5">
                                        <label className={labelClass}>Profile Name</label>
                                        <Input
                                            type="text"
                                            value={editingProfile.name || ''}
                                            onChange={e => setEditingProfile({ ...editingProfile, name: e.target.value })}
                                            placeholder="e.g. BTC Momentum Scalper"
                                        />
                                    </div>

                                    {/* Current User (read-only) */}
                                    <div className="space-y-1.5">
                                        <label className={labelClass}>User</label>
                                        <div className={cn('flex w-full items-center gap-2 px-4 py-2.5', panelClass)}>
                                            <div className="flex h-5 w-5 items-center justify-center rounded-full bg-[var(--accent-soft)] text-[9px] font-bold text-[var(--accent)]">
                                                {(authUser?.email || '?').charAt(0).toUpperCase()}
                                            </div>
                                            <span className="text-[13px] text-[var(--foreground)]">{authUser?.email || 'Current User'}</span>
                                            <span className="ml-auto rounded-md bg-[var(--accent-soft)] px-2 py-0.5 text-[9px] font-bold text-[var(--accent)]">You</span>
                                        </div>
                                    </div>

                                    {/* Trading Symbols */}
                                    <div className="space-y-1.5">
                                        <label className={labelClass}>Trading Symbols</label>
                                        <textarea
                                            value={editingProfile.symbols || ''}
                                            onChange={e => setEditingProfile({ ...editingProfile, symbols: e.target.value })}
                                            className="h-20 w-full resize-none rounded-xl border border-[var(--border)] bg-[var(--input)] px-4 py-2.5 font-mono text-sm text-[var(--foreground)] outline-none transition placeholder:text-[var(--muted-foreground)] focus:border-[var(--ring)] focus:ring-2 focus:ring-[var(--ring-soft)]"
                                            placeholder="BTC/USDT, ETH/USDT, SOL/USDT"
                                        />
                                        <p className="text-[9px] text-[var(--muted-foreground)]">Comma-separated trading pairs</p>
                                    </div>

                                    {/* Active Toggle */}
                                    <div className={cn('flex items-center justify-between p-4', subtlePanelClass)}>
                                        <div className="flex items-center gap-3">
                                            <Zap size={14} className={editingProfile.is_active ? accentTextClass : 'text-[var(--muted-foreground)]'} />
                                            <div>
                                                <p className="text-xs font-semibold text-[var(--foreground)]">Profile Active</p>
                                                <p className={helpTextClass}>Enable auto-trading for this profile</p>
                                            </div>
                                        </div>
                                        <ToggleSwitch
                                            checked={editingProfile.is_active ?? true}
                                            onChange={v => setEditingProfile({ ...editingProfile, is_active: v })}
                                        />
                                    </div>
                                </>
                            )}

                            {drawerTab === 'logic' && (
                                <div className="space-y-2.5">
                                    <div className="flex items-center justify-between mb-1">
                                        <p className={helpTextClass}>Toggle rules on/off and configure parameters</p>
                                        <span className="font-mono text-[9px] text-[var(--muted-foreground)]">
                                            {editingProfile.strategy_config?.rules?.filter(r => r.enabled).length || 0}/{AVAILABLE_RULES.length} active
                                        </span>
                                    </div>
                                    {AVAILABLE_RULES.map(rule => {
                                        const ruleConfig = editingProfile.strategy_config?.rules?.find(r => r.ruleId === rule.id);
                                        const active = ruleConfig?.enabled;
                                        const Icon = rule.icon;

                                        return (
                                            <div key={rule.id} className={`overflow-hidden rounded-xl border transition-all ${active
                                                ? 'border-[var(--border-strong)] bg-[var(--card-elevated)]'
                                                : 'border-[var(--border)] bg-[var(--muted)]/35'
                                                }`}>
                                                <div onClick={() => toggleRule(rule.id)} className="px-4 py-3 flex items-center justify-between cursor-pointer group">
                                                    <div className="flex items-center gap-3">
                                                        <div
                                                            className="w-8 h-8 rounded-lg flex items-center justify-center transition-all"
                                                            style={{
                                                                background: active ? `${rule.color}15` : 'rgba(255,255,255,0.02)',
                                                                border: `1px solid ${active ? `${rule.color}30` : 'rgba(255,255,255,0.04)'}`,
                                                            }}
                                                        >
                                                            <Icon size={14} style={{ color: active ? rule.color : '#52525b' }} />
                                                        </div>
                                                        <div>
                                                            <div className="flex items-center gap-2 mb-0.5">
                                                                <span className={`text-xs font-bold transition-colors ${active ? 'text-[var(--foreground)]' : 'text-[var(--muted-foreground)] group-hover:text-[var(--foreground)]'}`}>{rule.name}</span>
                                                                {(() => {
                                                                    // Use the stored ruleType from the DB first.
                                                                    // Only fall back to 'mandatory' for RiskManagementRule.
                                                                    // SessionRule can be toggled freely by the admin.
                                                                    const currentType = ruleConfig?.ruleType
                                                                        || (rule.id === 'RiskManagementRule' ? 'mandatory' : 'voting');
                                                                    const isMandatory = currentType === 'mandatory';

                                                                    return (
                                                                        <button
                                                                            onClick={(e) => {
                                                                                e.stopPropagation();
                                                                                const newRules = editingProfile.strategy_config?.rules?.map(r =>
                                                                                    r.ruleId === rule.id ? { ...r, ruleType: isMandatory ? 'voting' : 'mandatory' as const } : r
                                                                                );
                                                                                setEditingProfile({
                                                                                    ...editingProfile,
                                                                                    strategy_config: { ...editingProfile.strategy_config, rules: newRules } as StrategyConfig
                                                                                });
                                                                            }}
                                                                            title="Click to toggle Mandatory/Voting"
                                                                            className={`px-1.5 py-0.5 rounded text-[8px] font-bold uppercase tracking-tighter border transition-all ${isMandatory
                                                                                ? 'bg-amber-500/10 text-amber-500 border-amber-500/20 hover:bg-amber-500/20'
                                                                                : 'bg-blue-500/10 text-blue-400 border-blue-500/20 hover:bg-blue-500/20'
                                                                                }`}
                                                                        >
                                                                            {isMandatory ? 'Mandatory' : 'Voting'}
                                                                        </button>
                                                                    );
                                                                })()}
                                                            </div>
                                                            <p className="text-[10px] leading-tight text-[var(--muted-foreground)]">{rule.desc}</p>
                                                        </div>
                                                    </div>
                                                    <ToggleSwitch checked={active || false} onChange={() => toggleRule(rule.id)} />
                                                </div>

                                                {/* Expanded params */}
                                                {active && (
                                                    <div className="px-4 pb-3.5 pt-0">
                                                        <div className="mb-3 h-px bg-[var(--border)]" />
                                                        <div className="grid grid-cols-2 gap-2">
                                                            {Object.entries(rule.defaultParams || {}).map(([key, defaultVal]) => {
                                                                const currentVal = ruleConfig?.params?.[key] ?? defaultVal;
                                                                if (rule.id === 'SessionRule' && key === 'sessions') {
                                                                    const selectedPreset = resolveSessionPresetSelection(currentVal);
                                                                    const selectedPresetHint = selectedPreset !== 'custom'
                                                                        ? SESSION_PRESET_OPTIONS.find((option) => option.value === selectedPreset)?.hint
                                                                        : null;
                                                                    return (
                                                                        <div key={key} className="space-y-1 col-span-2">
                                                                            <label className="text-[9px] font-semibold uppercase tracking-wider text-[var(--muted-foreground)]">{PARAM_LABELS[key] || key}</label>
                                                                            <Select
                                                                                value={selectedPreset}
                                                                                onChange={(e) => {
                                                                                    const nextValue = e.target.value;
                                                                                    if (nextValue === 'custom') return;
                                                                                    updateRuleParam(rule.id, key, nextValue);
                                                                                }}
                                                                                className="h-9 rounded-lg px-2.5 py-1.5 font-mono text-[11px]"
                                                                            >
                                                                                {SESSION_PRESET_OPTIONS.map((option) => (
                                                                                    <option key={option.value} value={option.value}>
                                                                                        {option.label}
                                                                                    </option>
                                                                                ))}
                                                                                {selectedPreset === 'custom' && (
                                                                                    <option value="custom">Custom (manual)</option>
                                                                                )}
                                                                            </Select>

                                                                            {selectedPreset === 'custom' && (
                                                                                <Input
                                                                                    type="text"
                                                                                    value={String(currentVal)}
                                                                                    onChange={(e) => updateRuleParam(rule.id, key, e.target.value)}
                                                                                    placeholder="LDN,NY or 24/7"
                                                                                    className="h-9 rounded-lg px-2.5 py-1.5 font-mono text-[11px]"
                                                                                />
                                                                            )}

                                                                            <p className="text-[9px] text-[var(--muted-foreground)]">
                                                                                {selectedPresetHint || 'Use comma-separated codes like LDN,NY,TOK,SYD or 24/7.'}
                                                                            </p>
                                                                        </div>
                                                                    );
                                                                }
                                                                return (
                                                                    <div key={key} className="space-y-1">
                                                                        <label className="text-[9px] font-semibold uppercase tracking-wider text-[var(--muted-foreground)]">{PARAM_LABELS[key] || key}</label>
                                                                        <Input
                                                                            type={typeof defaultVal === 'number' ? 'number' : 'text'}
                                                                            value={currentVal}
                                                                            onChange={(e) => {
                                                                                const val = typeof defaultVal === 'number' ? parseFloat(e.target.value) : e.target.value;
                                                                                updateRuleParam(rule.id, key, val);
                                                                            }}
                                                                            className="h-9 rounded-lg px-2.5 py-1.5 font-mono text-[11px]"
                                                                        />
                                                                    </div>
                                                                );
                                                            })}
                                                        </div>
                                                    </div>
                                                )}
                                            </div>
                                        );
                                    })}
                                </div>
                            )}

                            {drawerTab === 'advanced' && (
                                <div className="space-y-5">
                                    {/* Capital & Risk */}
                                    <div>
                                        <h4 className="mb-3 flex items-center gap-2 text-[10px] font-bold uppercase tracking-wider text-[var(--muted-foreground)]">
                                            <DollarSign size={11} className={accentTextClass} />
                                            Capital & Risk
                                        </h4>
                                        <div className="space-y-3">
                                            <Slider min={100} max={50000} step={100} value={editingProfile.allocated_capital || 1000} onChange={v => setEditingProfile({ ...editingProfile, allocated_capital: v })} unit="$" label="Allocated Capital" />
                                            <Slider min={0.1} max={10} step={0.1} value={editingProfile.risk_per_trade_percent || 1} onChange={v => setEditingProfile({ ...editingProfile, risk_per_trade_percent: v })} unit="%" label="Risk Per Trade" />
                                        </div>
                                    </div>

                                    {/* Risk Limits */}
                                    <div>
                                        <h4 className="mb-3 flex items-center gap-2 text-[10px] font-bold uppercase tracking-wider text-[var(--muted-foreground)]">
                                            <Shield size={11} className="text-amber-400" />
                                            Risk Limits
                                        </h4>
                                        <div className="space-y-3">
                                            <Slider
                                                min={10} max={500} step={10}
                                                value={editingProfile.strategy_config?.riskLimits?.maxDailyLossUsd || 50}
                                                onChange={v => setEditingProfile({
                                                    ...editingProfile,
                                                    strategy_config: {
                                                        ...editingProfile.strategy_config!,
                                                        riskLimits: { ...editingProfile.strategy_config!.riskLimits!, maxDailyLossUsd: v }
                                                    }
                                                })}
                                                unit="$" label="Max Daily Loss"
                                            />
                                            <Slider
                                                min={1} max={10} step={1}
                                                value={editingProfile.strategy_config?.riskLimits?.maxOpenTrades || 3}
                                                onChange={v => setEditingProfile({
                                                    ...editingProfile,
                                                    strategy_config: {
                                                        ...editingProfile.strategy_config!,
                                                        riskLimits: { ...editingProfile.strategy_config!.riskLimits!, maxOpenTrades: v }
                                                    }
                                                })}
                                                unit="" label="Max Open Trades"
                                            />
                                            <Slider
                                                min={0} max={5} step={1}
                                                value={editingProfile.strategy_config?.riskLimits?.maxConsecutiveLosses ?? 2}
                                                onChange={v => setEditingProfile({
                                                    ...editingProfile,
                                                    strategy_config: {
                                                        ...editingProfile.strategy_config!,
                                                        riskLimits: { ...editingProfile.strategy_config!.riskLimits!, maxConsecutiveLosses: v }
                                                    }
                                                })}
                                                unit="" label="Max Consecutive Losses"
                                            />
                                            <Slider
                                                min={10} max={1000} step={10}
                                                value={editingProfile.strategy_config?.riskLimits?.dailyProfitTargetUsd || 100}
                                                onChange={v => setEditingProfile({
                                                    ...editingProfile,
                                                    strategy_config: {
                                                        ...editingProfile.strategy_config!,
                                                        riskLimits: { ...editingProfile.strategy_config!.riskLimits!, dailyProfitTargetUsd: v }
                                                    }
                                                })}
                                                unit="$" label="Daily Profit Target (Halt)"
                                            />
                                        </div>
                                    </div>

                                    {/* Execution Settings */}
                                    <div>
                                        <h4 className="mb-3 flex items-center gap-2 text-[10px] font-bold uppercase tracking-wider text-[var(--muted-foreground)]">
                                            <Zap size={11} className="text-blue-400" />
                                            Execution
                                        </h4>
                                        <div className="space-y-3">
                                            <div className={cn('space-y-1.5 p-4', subtlePanelClass)}>
                                                <label className={labelClass}>Order Type</label>
                                                <div className="flex gap-2">
                                                    {(['market', 'limit'] as const).map(t => (
                                                        <button
                                                            key={t}
                                                            onClick={() => setEditingProfile({
                                                                ...editingProfile,
                                                                strategy_config: {
                                                                    ...editingProfile.strategy_config!,
                                                                    execution: { ...editingProfile.strategy_config!.execution!, orderType: t }
                                                                }
                                                            })}
                                                            className={`flex-1 rounded-lg border py-2 text-[10px] font-bold uppercase tracking-wider transition-all ${(editingProfile.strategy_config?.execution?.orderType || 'market') === t
                                                                ? 'border-[var(--accent)] bg-[var(--accent-soft)] text-[var(--accent)]'
                                                                : 'border-[var(--border)] bg-[var(--card)] text-[var(--muted-foreground)] hover:text-[var(--foreground)]'
                                                                }`}
                                                        >
                                                            {t}
                                                        </button>
                                                    ))}
                                                </div>
                                            </div>
                                            <div className={cn('space-y-1.5 p-4', subtlePanelClass)}>
                                                <label className={labelClass}>Entry Mode</label>
                                                <div className="flex gap-2">
                                                    {([
                                                        { value: 'both', label: 'Both Sides' },
                                                        { value: 'long_only', label: 'Long Only' }
                                                    ] as const).map(mode => (
                                                        <button
                                                            key={mode.value}
                                                            onClick={() => setEditingProfile({
                                                                ...editingProfile,
                                                                strategy_config: {
                                                                    ...editingProfile.strategy_config!,
                                                                    execution: { ...editingProfile.strategy_config!.execution!, entryMode: mode.value }
                                                                }
                                                            })}
                                                            className={`flex-1 rounded-lg border py-2 text-[10px] font-bold uppercase tracking-wider transition-all ${(editingProfile.strategy_config?.execution?.entryMode || 'both') === mode.value
                                                                ? 'border-[var(--accent)] bg-[var(--accent-soft)] text-[var(--accent)]'
                                                                : 'border-[var(--border)] bg-[var(--card)] text-[var(--muted-foreground)] hover:text-[var(--foreground)]'
                                                                }`}
                                                        >
                                                            {mode.label}
                                                        </button>
                                                    ))}
                                                </div>
                                                <p className={helpTextClass}>
                                                    Long-only blocks new SELL entries while keeping SELL exits enabled.
                                                </p>
                                            </div>
                                            <Slider
                                                min={5} max={120} step={5}
                                                value={editingProfile.strategy_config?.execution?.cooldownMinutes || 30}
                                                onChange={v => setEditingProfile({
                                                    ...editingProfile,
                                                    strategy_config: {
                                                        ...editingProfile.strategy_config!,
                                                        execution: { ...editingProfile.strategy_config!.execution!, cooldownMinutes: v }
                                                    }
                                                })}
                                                unit="m" label="Cooldown After Trade"
                                            />
                                            <Slider
                                                min={0.5} max={1.0} step={0.05}
                                                value={editingProfile.strategy_config?.execution?.minRulePassRatio || 1.0}
                                                onChange={v => setEditingProfile({
                                                    ...editingProfile,
                                                    strategy_config: {
                                                        ...editingProfile.strategy_config!,
                                                        execution: { ...editingProfile.strategy_config!.execution!, minRulePassRatio: v }
                                                    }
                                                })}
                                                unit="" label="Voting Pass Threshold"
                                            />
                                            <p className="px-4 text-[10px] text-[var(--muted-foreground)]">
                                                Minimum ratio of voting rules that must pass (1.0 = All must pass).
                                            </p>
                                        </div>
                                    </div>
                                </div>
                            )}
                        </div>

                        {/* Drawer footer */}
                        <div className="flex gap-3 border-t border-[var(--border)] bg-[var(--card)] px-6 py-4">
                            <Button
                                onClick={() => setIsDrawerOpen(false)}
                                variant="outline"
                                className="flex-1"
                            >
                                Cancel
                            </Button>
                            <Button
                                onClick={handleSave}
                                disabled={loading}
                                className="flex-[2]"
                            >
                                <Save size={13} />
                                {loading ? 'Saving...' : isAddingMode ? 'Create Profile' : 'Save Changes'}
                            </Button>
                        </div>
                    </div>
                </div>,
                document.body
            )}

            {/* ─── DELETE CONFIRMATION ─── */}
            {deleteConfirm && createPortal(
                <div className="fixed inset-0 z-[999999] flex items-center justify-center p-6">
                    <div className="absolute inset-0 bg-slate-950/75 backdrop-blur-sm" onClick={() => setDeleteConfirm(null)} />
                    <Card className="relative w-full max-w-[360px] rounded-[20px] border-red-500/20 p-7">
                        <div className="flex flex-col items-center text-center">
                            <div className="w-12 h-12 bg-rose-500/10 rounded-xl flex items-center justify-center text-rose-500 mb-4 border border-rose-500/20">
                                <Trash2 size={20} />
                            </div>
                            <h3 className="mb-1.5 text-base font-bold text-[var(--foreground)]">Delete Profile?</h3>
                            <p className="mb-5 max-w-[250px] text-[11px] leading-relaxed text-[var(--muted-foreground)]">
                                This will permanently remove this strategy profile and cannot be undone.
                            </p>
                            <div className="flex gap-2.5 w-full">
                                <Button
                                    onClick={() => setDeleteConfirm(null)}
                                    variant="outline"
                                    className="flex-1"
                                >
                                    Cancel
                                </Button>
                                <Button
                                    onClick={() => handleDelete(deleteConfirm)}
                                    variant="destructive"
                                    className="flex-1"
                                >
                                    Delete
                                </Button>
                            </div>
                        </div>
                    </Card>
                </div>,
                document.body
            )}

            {/* ─── TOASTS ─── */}
            <div className="fixed bottom-6 right-6 z-[9999999] flex flex-col gap-2">
                {toasts.map(t => (
                    <div key={t.id} className={`flex items-center gap-2.5 rounded-lg border bg-[var(--card)] px-4 py-2.5 text-[11px] font-bold shadow-[var(--card-shadow)] ${t.type === 'success' ? 'border-emerald-500/20 text-emerald-600 dark:text-emerald-400' : t.type === 'error' ? 'border-rose-500/20 text-rose-500 dark:text-rose-400' : 'border-blue-500/20 text-blue-600 dark:text-blue-400'}`}
                        style={{ animation: 'toastSlide 0.3s ease-out' }}
                    >
                        {t.type === 'success' ? <Check size={13} /> : t.type === 'error' ? <AlertTriangle size={13} /> : <Info size={13} />}
                        <span>{t.msg}</span>
                    </div>
                ))}
            </div>

            <style>{`
                @keyframes profileDrawerSlide { from { transform: translateX(100%); opacity: 0.8; } to { transform: translateX(0); opacity: 1; } }
                @keyframes toastSlide { from { transform: translateX(20px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
            `}</style>
        </div>
    );
};
