import React, { useState, useEffect, useMemo } from 'react';
import {
    Plus, Search, LayoutDashboard, Shirt, LogOut,
    Trash2, Heart, Loader2, AlertCircle,
    UserCircle, Settings, Moon, Sun, ShieldAlert,
    Edit2, Image as ImageIcon, Check, RotateCcw, Trash,
    PanelLeftClose, PanelLeftOpen, Sparkles, CloudSun,
    ArrowRight, Droplets, CheckCircle2, PieChart, History,
    X
} from 'lucide-react';

import {
    signInWithEmailAndPassword, createUserWithEmailAndPassword,
    onAuthStateChanged, signOut, signInWithCustomToken
} from 'firebase/auth';
import {
    collection, doc, onSnapshot, addDoc, updateDoc,
    deleteDoc, writeBatch
} from 'firebase/firestore';

import { auth, db, appId } from './lib/firebase';
import { Card } from './components/ui/Card';
import { Badge } from './components/ui/Badge';
import { Input } from './components/ui/Input';

export default function App() {
    const [view, setView] = useState('auth');
    const [user, setUser] = useState(null);
    const [loading, setLoading] = useState(true);
    const [clothes, setClothes] = useState([]);
    const [looks, setLooks] = useState([]);
    const [editingItem, setEditingItem] = useState(null);
    const [darkMode, setDarkMode] = useState(false);
    const [searchTerm, setSearchTerm] = useState('');
    const [imageUrlDraft, setImageUrlDraft] = useState('');
    const [sidebarOpen, setSidebarOpen] = useState(true);
    const [authMode, setAuthMode] = useState('login');
    const [authError, setAuthError] = useState('');
    const [categoryFilter, setCategoryFilter] = useState('Todos');

    // Estado para criação de Looks
    const [selectedForLook, setSelectedForLook] = useState([]);

    // 1. Inicializar Autenticação
    useEffect(() => {
        const initAuth = async () => {
            const token = import.meta.env.VITE_INITIAL_AUTH_TOKEN;
            if (token) {
                try { await signInWithCustomToken(auth, token); } catch (e) { }
            }
        };
        initAuth();
        const unsubscribe = onAuthStateChanged(auth, (currentUser) => {
            setUser(currentUser);
            currentUser ? setView('dashboard') : setView('auth');
            setLoading(false);
        });
        return () => unsubscribe();
    }, []);

    // 2. Dados em Tempo Real (Roupas e Looks)
    useEffect(() => {
        if (!user) return;

        // Roupas
        const clothesCol = collection(db, 'artifacts', appId, 'users', user.uid, 'clothes');
        const unsubClothes = onSnapshot(clothesCol, (snap) => {
            setClothes(snap.docs.map(d => ({ id: d.id, ...d.data() })));
        }, (err) => console.error(err));

        // Looks
        const looksCol = collection(db, 'artifacts', appId, 'users', user.uid, 'looks');
        const unsubLooks = onSnapshot(looksCol, (snap) => {
            setLooks(snap.docs.map(d => ({ id: d.id, ...d.data() })));
        }, (err) => console.error(err));

        return () => { unsubClothes(); unsubLooks(); };
    }, [user]);

    // --- Lógicas de Negócio ---

    const activeClothes = useMemo(() => clothes.filter(c => c.status === 'active'), [clothes]);
    const laundryClothes = useMemo(() => clothes.filter(c => c.status === 'laundry'), [clothes]);
    const trashClothes = useMemo(() => clothes.filter(c => c.status === 'trash'), [clothes]);

    const filteredClothes = useMemo(() => {
        return activeClothes.filter(c => {
            const matchesSearch = (c.name || "").toLowerCase().includes(searchTerm.toLowerCase()) ||
                (c.color || "").toLowerCase().includes(searchTerm.toLowerCase());
            const matchesCategory = categoryFilter === 'Todos' || c.category === categoryFilter;
            return matchesSearch && matchesCategory;
        });
    }, [activeClothes, searchTerm, categoryFilter]);

    // Ações de Itens
    const handleItemAction = async (action, item) => {
        if (!user) return;
        const docRef = doc(db, 'artifacts', appId, 'users', user.uid, 'clothes', item.id || item);

        switch (action) {
            case 'favorite': await updateDoc(docRef, { favorite: !item.favorite }); break;
            case 'trash': await updateDoc(docRef, { status: 'trash', trashedAt: new Date().getTime() }); break;
            case 'restore': await updateDoc(docRef, { status: 'active', trashedAt: null }); break;
            case 'laundry': await updateDoc(docRef, { status: 'laundry' }); break;
            case 'clean': await updateDoc(docRef, { status: 'active' }); break;
            case 'delete': if (window.confirm("Apagar permanentemente?")) await deleteDoc(docRef); break;
        }
    };

    const saveItem = async (e) => {
        e.preventDefault();
        if (!user) return;
        setLoading(true);
        const formData = new FormData(e.target);
        const itemData = {
            name: formData.get('name'),
            category: formData.get('category'),
            color: formData.get('color'),
            imageUrl: formData.get('imageUrl') || 'https://images.unsplash.com/photo-1521572267360-ee0c2909d518?q=80&w=500&auto=format&fit=crop',
            status: 'active',
            favorite: editingItem ? (editingItem.favorite || false) : false,
            updatedAt: new Date().getTime()
        };

        try {
            if (editingItem) {
                const docRef = doc(db, 'artifacts', appId, 'users', user.uid, 'clothes', editingItem.id);
                await updateDoc(docRef, itemData);
            } else {
                itemData.createdAt = new Date().getTime();
                const clothesCol = collection(db, 'artifacts', appId, 'users', user.uid, 'clothes');
                await addDoc(clothesCol, itemData);
            }
            setEditingItem(null);
            setImageUrlDraft('');
            setView('closet');
        } catch (e) {
            console.error(e);
        } finally {
            setLoading(false);
        }
    };

    const createLook = async (e) => {
        e.preventDefault();
        if (selectedForLook.length < 2) return;
        setLoading(true);
        const fd = new FormData(e.target);
        try {
            const looksCol = collection(db, 'artifacts', appId, 'users', user.uid, 'looks');
            await addDoc(looksCol, {
                name: fd.get('lookName'),
                items: selectedForLook,
                createdAt: new Date().getTime()
            });
            setSelectedForLook([]);
            setView('outfits');
        } catch (e) { console.error(e); }
        finally { setLoading(false); }
    };

    const deleteLook = async (id) => {
        if (!window.confirm("Apagar este Look?")) return;
        const docRef = doc(db, 'artifacts', appId, 'users', user.uid, 'looks', id);
        await deleteDoc(docRef);
    };

    const handleAuth = async (e) => {
        e.preventDefault();
        setAuthError('');
        setLoading(true);
        const fd = new FormData(e.target);
        const email = fd.get('email');
        const password = fd.get('password');

        try {
            if (authMode === 'login') await signInWithEmailAndPassword(auth, email, password);
            else await createUserWithEmailAndPassword(auth, email, password);
        } catch (err) {
            console.error(err);
            if (err.code === 'auth/operation-not-allowed') {
                setAuthError('O login por e-mail está desativado.');
            } else {
                setAuthError(err.message);
            }
        } finally { setLoading(false); }
    };



    const emptyTrashPermanently = async () => {
        if (!user || !window.confirm("Esvaziar o lixo permanentemente?")) return;
        setLoading(true);
        try {
            const batch = writeBatch(db);
            trashClothes.forEach(item => {
                const docRef = doc(db, 'artifacts', appId, 'users', user.uid, 'clothes', item.id);
                batch.delete(docRef);
            });
            await batch.commit();
        } catch (e) { console.error(e); }
        finally { setLoading(false); }
    };

    const clearAllToTrash = async () => {
        if (!user || !window.confirm("Mover todas as peças ativas para o lixo?")) return;
        setLoading(true);
        try {
            const batch = writeBatch(db);
            activeClothes.forEach(item => {
                const docRef = doc(db, 'artifacts', appId, 'users', user.uid, 'clothes', item.id);
                batch.update(docRef, { status: 'trash', trashedAt: new Date().getTime() });
            });
            await batch.commit();
        } catch (e) { console.error(e); }
        finally { setLoading(false); }
    };

    if (loading && !user) return <div className="h-screen flex items-center justify-center bg-indigo-50 dark:bg-gray-950"><Loader2 className="animate-spin text-indigo-600" size={40} /></div>;

    if (view === 'auth') {
        return (
            <div className={`min-h-screen bg-gradient-to-br from-indigo-100 via-white to-purple-50 dark:from-gray-950 dark:to-gray-900 flex items-center justify-center p-6 text-gray-900 ${darkMode ? 'dark' : ''}`}>
                <Card className="max-w-md w-full p-12 border-none shadow-2xl" darkMode={darkMode}>
                    <div className="text-center mb-10">
                        <div className="inline-flex p-5 bg-indigo-600 rounded-[2rem] shadow-2xl shadow-indigo-600/40 mb-6">
                            <Shirt className="text-white w-12 h-12" />
                        </div>
                        <h1 className="text-5xl font-black tracking-tighter italic">MyCloset</h1>
                        <p className="text-gray-400 mt-3 font-bold uppercase tracking-widest text-[10px]">O Futuro do Teu Estilo</p>
                    </div>

                    {authError && <div className="mb-6 p-4 bg-red-50 text-red-600 text-[10px] rounded-2xl flex items-center gap-2 font-black uppercase tracking-widest border border-red-100"><AlertCircle size={16} /> {authError}</div>}

                    <form onSubmit={handleAuth} className="space-y-4">
                        <input name="email" type="email" placeholder="E-mail" required className="w-full p-5 rounded-2xl bg-gray-50 dark:bg-gray-800 border-none focus:ring-2 focus:ring-indigo-500 outline-none font-bold" />
                        <input name="password" type="password" placeholder="Palavra-passe" required className="w-full p-5 rounded-2xl bg-gray-50 dark:bg-gray-800 border-none focus:ring-2 focus:ring-indigo-500 outline-none font-bold" />
                        <button className="w-full py-5 bg-indigo-600 text-white rounded-[2rem] font-black text-lg shadow-2xl hover:scale-[1.02] active:scale-95 transition-all">
                            {authMode === 'login' ? 'ENTRAR' : 'REGISTAR'}
                        </button>
                    </form>



                    <div className="mt-10 text-center">
                        <button onClick={() => setAuthMode(authMode === 'login' ? 'register' : 'login')} className="text-gray-400 font-black text-[10px] uppercase tracking-[0.3em] hover:text-indigo-600 transition-colors text-inherit">
                            {authMode === 'login' ? 'Criar Nova Conta' : 'Já Tenho Conta'}
                        </button>
                    </div>
                </Card>
            </div>
        );
    }

    return (
        <div className={`min-h-screen flex transition-all duration-700 ${darkMode ? 'bg-gray-950 text-white dark' : 'bg-[#FDFDFF] text-gray-900'}`}>

            {/* Sidebar - Design Futurista */}
            <aside className={`
        fixed md:relative inset-y-0 left-0 z-[100] transition-all duration-500 ease-in-out border-r
        ${darkMode ? 'bg-gray-900/80 border-gray-800' : 'bg-white border-gray-100'}
        ${sidebarOpen ? 'w-80 translate-x-0' : 'w-0 -translate-x-full md:w-0 md:opacity-0'}
      `}>
                <div className="p-10 h-full flex flex-col backdrop-blur-xl">
                    <div className="flex items-center gap-4 mb-16">
                        <div className="p-3 bg-indigo-600 rounded-2xl shadow-xl shadow-indigo-600/30">
                            <Shirt className="text-white" size={24} />
                        </div>
                        <span className="text-3xl font-black tracking-tighter italic">MyCloset</span>
                    </div>

                    <nav className="flex-1 space-y-3">
                        {[
                            { id: 'dashboard', label: 'Dashboard', icon: LayoutDashboard },
                            { id: 'closet', label: 'Armário', icon: Shirt },
                            { id: 'laundry', label: 'Lavandaria', icon: Droplets },
                            { id: 'outfits', label: 'Looks', icon: Sparkles },
                            { id: 'settings', label: 'Definições', icon: Settings },
                        ].map(item => (
                            <button
                                key={item.id}
                                onClick={() => setView(item.id)}
                                className={`w-full flex items-center gap-4 px-6 py-4 rounded-2xl transition-all font-black text-[11px] uppercase tracking-widest ${view === item.id ? 'bg-indigo-600 text-white shadow-2xl shadow-indigo-600/30 scale-105' : 'opacity-40 hover:opacity-100 hover:bg-indigo-500/5'}`}
                            >
                                <item.icon size={20} />
                                <span>{item.label}</span>
                            </button>
                        ))}
                    </nav>

                    <div className="mt-auto pt-10 border-t border-inherit">
                        <div className="flex items-center gap-4 mb-8 px-2">
                            <div className={`w-12 h-12 rounded-2xl flex items-center justify-center font-black text-white shadow-xl ${darkMode ? 'bg-indigo-500' : 'bg-indigo-600'}`}>
                                {user?.email?.[0]?.toUpperCase() || 'U'}
                            </div>
                            <div className="flex-1 min-w-0">
                                <p className="text-sm font-black truncate">{user?.email?.split('@')[0] || 'Utilizador'}</p>
                                <Badge variant="success">Online</Badge>
                            </div>
                        </div>
                        <button onClick={() => signOut(auth)} className="w-full py-4 text-red-500 font-black uppercase tracking-widest text-[10px] hover:bg-red-500/10 rounded-2xl transition-all flex items-center justify-center gap-3">
                            <LogOut size={16} /> Sair do Sistema
                        </button>
                    </div>
                </div>
            </aside>

            {/* Área Principal */}
            <main className="flex-1 flex flex-col h-screen overflow-hidden">

                {/* Header Superior */}
                <header className={`h-24 shrink-0 flex items-center justify-between px-8 md:px-12 transition-all border-b border-inherit ${darkMode ? 'bg-gray-950/50' : 'bg-white/50'} backdrop-blur-xl`}>
                    <div className="flex items-center gap-6">
                        <button onClick={() => setSidebarOpen(!sidebarOpen)} className={`p-3 rounded-2xl transition-all border ${darkMode ? 'bg-gray-800 border-gray-700' : 'bg-gray-50 border-gray-200'}`}>
                            {sidebarOpen ? <PanelLeftClose size={24} /> : <PanelLeftOpen size={24} />}
                        </button>
                        <h2 className="text-3xl font-black tracking-tighter">
                            {view === 'dashboard' && 'Visão Geral'}
                            {view === 'closet' && 'O Meu Armário'}
                            {view === 'laundry' && 'Lavandaria'}
                            {view === 'outfits' && 'Looks & Estilo'}
                            {view === 'settings' && 'Definições'}
                        </h2>
                    </div>

                    <div className="flex items-center gap-4">
                        <div className="flex bg-gray-100 dark:bg-gray-800 p-1.5 rounded-2xl">
                            <button onClick={() => setDarkMode(false)} className={`p-2 rounded-xl ${!darkMode ? 'bg-white shadow-md text-indigo-600' : 'text-gray-500'}`}><Sun size={18} /></button>
                            <button onClick={() => setDarkMode(true)} className={`p-2 rounded-xl ${darkMode ? 'bg-gray-900 shadow-md text-indigo-400' : 'text-gray-500'}`}><Moon size={18} /></button>
                        </div>
                        <button onClick={() => { setEditingItem(null); setImageUrlDraft(''); setView('add'); }} className="p-4 bg-indigo-600 text-white rounded-2xl shadow-xl shadow-indigo-600/30 hover:scale-105 active:scale-95 transition-all">
                            <Plus size={24} />
                        </button>
                    </div>
                </header>

                {/* Conteúdo Dinâmico */}
                <div className="flex-1 overflow-y-auto p-8 md:p-12 space-y-12">

                    {/* DASHBOARD */}
                    {view === 'dashboard' && (
                        <div className="space-y-12 animate-in fade-in duration-700">
                            <div className="grid grid-cols-1 md:grid-cols-4 gap-8">
                                {[
                                    { label: 'Roupas Prontas', val: activeClothes.length, icon: Shirt, col: 'indigo' },
                                    { label: 'Na Lavandaria', val: laundryClothes.length, icon: Droplets, col: 'blue' },
                                    { label: 'Meus Looks', val: looks.length, icon: Sparkles, col: 'purple' },
                                    { label: 'Favoritos', val: activeClothes.filter(c => c.favorite).length, icon: Heart, col: 'rose' },
                                ].map((s, i) => (
                                    <Card key={i} className="p-8 group hover:-translate-y-2" darkMode={darkMode}>
                                        <div className={`w-14 h-14 rounded-2xl flex items-center justify-center mb-6 shadow-inner ${darkMode ? 'bg-gray-700 text-indigo-400' : 'bg-indigo-50 text-indigo-600'}`}>
                                            <s.icon size={28} />
                                        </div>
                                        <p className="text-[10px] font-black uppercase tracking-widest opacity-40 mb-1">{s.label}</p>
                                        <h4 className="text-4xl font-black tracking-tight">{s.val}</h4>
                                    </Card>
                                ))}
                            </div>

                            <div className="grid grid-cols-1 lg:grid-cols-3 gap-8">
                                <Card className="lg:col-span-2 p-10 bg-indigo-600 text-white border-none shadow-2xl shadow-indigo-600/40 relative overflow-hidden" darkMode={darkMode}>
                                    <div className="relative z-10 flex flex-col justify-between h-full">
                                        <div>
                                            <div className="flex items-center gap-3 mb-4">
                                                <CloudSun size={28} className="text-indigo-200" />
                                                <Badge variant="warning">Hoje em Portugal</Badge>
                                            </div>
                                            <h3 className="text-5xl font-black tracking-tighter mb-4">22°C - Ensolarado</h3>
                                            <p className="text-indigo-100 text-lg font-medium max-w-lg leading-relaxed">
                                                Está um dia fantástico! Recomendamos as tuas peças leves. Que tal um visual casual com as tuas sapatilhas favoritas?
                                            </p>
                                        </div>
                                        <div className="mt-10 flex gap-4">
                                            {activeClothes.filter(c => c.category === 'Tops').slice(0, 2).map(c => (
                                                <div key={c.id} className="w-16 h-16 rounded-xl overflow-hidden border-2 border-indigo-400">
                                                    <img src={c.imageUrl} className="w-full h-full object-cover" alt="" />
                                                </div>
                                            ))}
                                            <button onClick={() => setView('closet')} className="flex items-center gap-2 font-black uppercase text-xs tracking-widest hover:translate-x-2 transition-transform">
                                                Explorar Sugestões <ArrowRight size={18} />
                                            </button>
                                        </div>
                                    </div>
                                    <CloudSun size={350} className="absolute -bottom-20 -right-20 text-white/10" />
                                </Card>

                                <Card className="p-8" darkMode={darkMode}>
                                    <h3 className="text-lg font-black tracking-tight mb-8 flex items-center gap-2 text-inherit"><PieChart size={20} /> Top Cores</h3>
                                    <div className="space-y-6">
                                        {['Preto', 'Branco', 'Azul'].map(color => (
                                            <div key={color} className="space-y-2">
                                                <div className="flex justify-between text-[10px] font-black uppercase tracking-widest opacity-50">
                                                    <span>{color}</span>
                                                    <span>{Math.floor(Math.random() * 40 + 20)}%</span>
                                                </div>
                                                <div className="h-2 w-full bg-gray-100 dark:bg-gray-700 rounded-full overflow-hidden">
                                                    <div className="h-full bg-indigo-600" style={{ width: `${Math.floor(Math.random() * 40 + 20)}%` }}></div>
                                                </div>
                                            </div>
                                        ))}
                                    </div>
                                </Card>
                            </div>
                        </div>
                    )}

                    {/* ARMÁRIO */}
                    {view === 'closet' && (
                        <div className="space-y-10 animate-in slide-in-from-bottom-8 duration-700">
                            <div className="flex flex-col xl:flex-row gap-8 items-center justify-between">
                                <div className="relative w-full max-w-2xl">
                                    <Search className="absolute left-6 top-1/2 -translate-y-1/2 text-gray-400" size={24} />
                                    <input
                                        placeholder="Procurar no meu guarda-roupa..."
                                        className={`w-full pl-16 pr-8 py-6 rounded-[2rem] shadow-inner outline-none border-none focus:ring-4 focus:ring-indigo-500/10 font-bold text-lg ${darkMode ? 'bg-gray-800' : 'bg-gray-100'}`}
                                        onChange={(e) => setSearchTerm(e.target.value)}
                                    />
                                </div>

                                <div className="flex gap-3 overflow-x-auto pb-4 w-full xl:w-auto custom-scrollbar">
                                    {['Todos', 'Tops', 'Bottoms', 'Calçado', 'Casacos', 'Acessórios'].map(cat => (
                                        <button
                                            key={cat}
                                            onClick={() => setCategoryFilter(cat)}
                                            className={`px-8 py-4 rounded-2xl font-black text-xs uppercase tracking-widest transition-all ${categoryFilter === cat ? 'bg-indigo-600 text-white shadow-xl shadow-indigo-600/30' : (darkMode ? 'bg-gray-800 text-gray-400' : 'bg-white text-gray-500 shadow-sm border border-gray-100')}`}
                                        >
                                            {cat}
                                        </button>
                                    ))}
                                </div>
                            </div>

                            <div className="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 2xl:grid-cols-4 gap-10">
                                {filteredClothes.map(item => (
                                    <div key={item.id} className="group">
                                        <Card className="overflow-hidden p-0 h-[480px] relative border-none hover:shadow-2xl transition-all duration-500" darkMode={darkMode}>
                                            <img src={item.imageUrl} className="w-full h-full object-cover transition-transform duration-1000 group-hover:scale-110" alt={item.name} />

                                            <div className="absolute inset-0 bg-gradient-to-t from-black/80 via-transparent opacity-0 group-hover:opacity-100 transition-all duration-300 flex flex-col justify-end p-8 text-white">
                                                <div className="grid grid-cols-2 gap-3">
                                                    <button onClick={() => { setEditingItem(item); setImageUrlDraft(''); setView('edit'); }} className="py-4 bg-white text-indigo-600 rounded-2xl font-black text-[10px] uppercase flex items-center justify-center gap-2 hover:bg-indigo-50"><Edit2 size={16} /> Editar</button>
                                                    <button onClick={() => handleItemAction('laundry', item)} className="py-4 bg-blue-600 text-white rounded-2xl font-black text-[10px] uppercase flex items-center justify-center gap-2 hover:bg-blue-700"><Droplets size={16} /> Sujar</button>
                                                    <button onClick={() => handleItemAction('trash', item)} className="py-4 bg-red-600/20 text-red-100 backdrop-blur-md rounded-2xl font-black text-[10px] uppercase hover:bg-red-600 transition-colors col-span-2">Mover para Lixo</button>
                                                </div>
                                            </div>

                                            <div className="absolute top-6 left-6"><Badge>{item.category}</Badge></div>
                                            <div className="absolute top-6 right-6">
                                                <button onClick={() => handleItemAction('favorite', item)} className={`p-3 rounded-2xl shadow-xl backdrop-blur-md transition-all ${item.favorite ? 'bg-rose-500 text-white' : 'bg-white/90 text-gray-400'}`}>
                                                    <Heart size={18} fill={item.favorite ? "currentColor" : "none"} />
                                                </button>
                                            </div>

                                            <div className="absolute bottom-6 left-6 right-6 p-6 bg-white/95 dark:bg-gray-900/95 backdrop-blur-2xl rounded-3xl shadow-2xl transform transition-transform group-hover:-translate-y-2">
                                                <h4 className="text-xl font-black tracking-tighter truncate">{item.name}</h4>
                                                <div className="flex items-center gap-3 mt-2">
                                                    <div className="w-4 h-4 rounded-full border border-black/5" style={{ backgroundColor: (item.color || "").toLowerCase() }}></div>
                                                    <span className="text-[10px] font-black opacity-40 uppercase tracking-widest">{item.color}</span>
                                                </div>
                                            </div>
                                        </Card>
                                    </div>
                                ))}
                            </div>
                        </div>
                    )}

                    {/* LAVANDARIA */}
                    {view === 'laundry' && (
                        <div className="space-y-12 animate-in fade-in duration-700">
                            <div className="text-center max-w-2xl mx-auto space-y-4 text-inherit">
                                <div className="w-20 h-20 bg-blue-100 dark:bg-blue-900/30 rounded-[2rem] flex items-center justify-center mx-auto text-blue-600 shadow-inner">
                                    <Droplets size={40} />
                                </div>
                                <h3 className="text-4xl font-black tracking-tight">Cesto da Roupa</h3>
                                <p className="opacity-60 font-medium">Aqui encontras as peças que marcaste como sujas. Lava-as para que voltem ao armário principal.</p>
                            </div>

                            <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4 gap-8">
                                {laundryClothes.map(item => (
                                    <Card key={item.id} className="p-6 flex items-center gap-6 border-blue-100" darkMode={darkMode}>
                                        <img src={item.imageUrl} className="w-20 h-20 rounded-2xl object-cover shadow-lg" alt="" />
                                        <div className="flex-1 min-w-0">
                                            <p className="font-black truncate">{item.name}</p>
                                            <Badge variant="warning">A lavar</Badge>
                                        </div>
                                        <button onClick={() => handleItemAction('clean', item)} className="p-4 bg-green-500 text-white rounded-2xl shadow-lg shadow-green-500/30 hover:scale-110 transition-all">
                                            <CheckCircle2 size={24} />
                                        </button>
                                    </Card>
                                ))}
                                {laundryClothes.length === 0 && (
                                    <div className="col-span-full py-20 text-center opacity-20 font-black uppercase tracking-[0.5em] text-sm">Cesto Vazio</div>
                                )}
                            </div>
                        </div>
                    )}

                    {/* LOOKS */}
                    {view === 'outfits' && (
                        <div className="space-y-12 animate-in fade-in duration-700 pb-20">
                            <div className="grid grid-cols-1 lg:grid-cols-3 gap-12">
                                <div className="lg:col-span-1 space-y-8">
                                    <Card className="p-8 border-indigo-200" darkMode={darkMode}>
                                        <h3 className="text-2xl font-black tracking-tighter mb-6 flex items-center gap-3 text-inherit"><Sparkles className="text-indigo-600" /> Criar Novo Look</h3>
                                        <form onSubmit={createLook} className="space-y-6">
                                            <input name="lookName" placeholder="Nome do Look" required className={`w-full p-4 rounded-xl border-none shadow-inner font-bold ${darkMode ? 'bg-gray-700' : 'bg-gray-100'}`} />
                                            <div className="space-y-3">
                                                <p className="text-[10px] font-black uppercase opacity-40 tracking-widest">Peças Selecionadas ({selectedForLook.length})</p>
                                                <div className="flex flex-wrap gap-2">
                                                    {selectedForLook.map(id => {
                                                        const item = clothes.find(c => c.id === id);
                                                        return (
                                                            <div key={id} className="relative group">
                                                                <img src={item?.imageUrl} className="w-12 h-12 rounded-lg object-cover border-2 border-indigo-500" alt="" />
                                                                <button onClick={() => setSelectedForLook(selectedForLook.filter(i => i !== id))} className="absolute -top-1 -right-1 bg-red-500 text-white rounded-full p-0.5 opacity-0 group-hover:opacity-100 transition-opacity"><X size={10} /></button>
                                                            </div>
                                                        );
                                                    })}
                                                    {selectedForLook.length === 0 && <p className="text-xs text-gray-400 italic">Seleciona peças...</p>}
                                                </div>
                                            </div>
                                            <button disabled={selectedForLook.length < 2} className="w-full py-4 bg-indigo-600 text-white rounded-2xl font-black uppercase tracking-widest text-xs shadow-xl shadow-indigo-600/30 disabled:opacity-30 transition-all">
                                                Guardar Look
                                            </button>
                                        </form>
                                    </Card>

                                    <div className="space-y-4">
                                        <p className="text-xs font-black uppercase opacity-50 tracking-widest px-2">Armário</p>
                                        <div className="grid grid-cols-4 gap-3 max-h-96 overflow-y-auto pr-2 custom-scrollbar">
                                            {activeClothes.map(c => (
                                                <button key={c.id} onClick={() => !selectedForLook.includes(c.id) && setSelectedForLook([...selectedForLook, c.id])} className={`relative rounded-xl overflow-hidden aspect-square border-2 transition-all ${selectedForLook.includes(c.id) ? 'border-indigo-600 scale-90' : 'border-transparent hover:border-indigo-200'}`}>
                                                    <img src={c.imageUrl} className="w-full h-full object-cover" alt="" />
                                                    {selectedForLook.includes(c.id) && <div className="absolute inset-0 bg-indigo-600/40 flex items-center justify-center text-white"><Check size={20} /></div>}
                                                </button>
                                            ))}
                                        </div>
                                    </div>
                                </div>

                                <div className="lg:col-span-2 space-y-8">
                                    <h3 className="text-2xl font-black tracking-tighter flex items-center gap-3 px-2 text-inherit"><History className="text-gray-400" /> Histórico de Looks</h3>
                                    <div className="grid grid-cols-1 md:grid-cols-2 gap-8">
                                        {looks.map(look => (
                                            <Card key={look.id} className="p-8 group hover:shadow-2xl transition-all border-none shadow-md" darkMode={darkMode}>
                                                <div className="flex justify-between items-start mb-6">
                                                    <div className="text-inherit">
                                                        <h4 className="text-xl font-black tracking-tight">{look.name}</h4>
                                                        <p className="text-[10px] opacity-40 font-bold uppercase tracking-widest">{look.items.length} Peças • {new Date(look.createdAt).toLocaleDateString()}</p>
                                                    </div>
                                                    <button onClick={() => deleteLook(look.id)} className="p-2 text-gray-300 hover:text-red-500 transition-colors"><Trash size={18} /></button>
                                                </div>
                                                <div className="flex -space-x-4">
                                                    {look.items.map(itemId => {
                                                        const item = clothes.find(c => c.id === itemId);
                                                        return (
                                                            <div key={itemId} className="w-20 h-20 rounded-2xl border-4 border-white dark:border-gray-800 overflow-hidden shadow-lg transform group-hover:rotate-6 transition-transform">
                                                                <img src={item?.imageUrl} className="w-full h-full object-cover" alt="" />
                                                            </div>
                                                        );
                                                    })}
                                                </div>
                                            </Card>
                                        ))}
                                    </div>
                                </div>
                            </div>
                        </div>
                    )}

                    {/* ADICIONAR / EDITAR */}
                    {(view === 'add' || view === 'edit') && (
                        <div className="max-w-4xl mx-auto animate-in zoom-in-95 duration-500">
                            <div className="grid grid-cols-1 lg:grid-cols-2 gap-12 items-start">
                                <div className="space-y-8">
                                    <h3 className="text-5xl font-black tracking-tighter text-inherit">{editingItem ? 'Editar' : 'Novo Item'}</h3>
                                    <Card className="aspect-[3/4] overflow-hidden shadow-2xl relative" darkMode={darkMode}>
                                        {editingItem?.imageUrl || imageUrlDraft.startsWith('http') ? (
                                            <img src={imageUrlDraft || editingItem?.imageUrl} className="w-full h-full object-cover" alt="" />
                                        ) : (
                                            <div className="h-full flex flex-col items-center justify-center opacity-10">
                                                <ImageIcon size={100} />
                                                <p className="font-black uppercase tracking-[0.5em] mt-6">Preview</p>
                                            </div>
                                        )}
                                    </Card>
                                </div>

                                <Card className="p-10 shadow-2xl" darkMode={darkMode}>
                                    <form onSubmit={saveItem} className="space-y-8">
                                        <Input label="Nome" name="name" defaultValue={editingItem?.name} required />
                                        <div className="grid grid-cols-2 gap-6">
                                            <div className="space-y-2">
                                                <label className="text-[10px] font-black uppercase opacity-40 tracking-widest ml-1 text-inherit">Categoria</label>
                                                <select name="category" defaultValue={editingItem?.category || 'Tops'} className={`w-full p-5 rounded-2xl border-none outline-none focus:ring-4 focus:ring-indigo-500/10 font-bold ${darkMode ? 'bg-gray-700 text-white' : 'bg-gray-100'}`}>
                                                    <option>Tops</option><option>Bottoms</option><option>Calçado</option><option>Casacos</option><option>Acessórios</option>
                                                </select>
                                            </div>
                                            <Input label="Cor" name="color" defaultValue={editingItem?.color} required />
                                        </div>
                                        <Input label="URL da Imagem" name="imageUrl" defaultValue={editingItem?.imageUrl} onChange={(v) => setImageUrlDraft(v)} />

                                        <div className="flex gap-4 pt-6">
                                            <button type="button" onClick={() => { setEditingItem(null); setImageUrlDraft(''); setView('closet'); }} className="flex-1 font-black uppercase text-[10px] opacity-40 hover:opacity-100 tracking-widest transition-all text-inherit">Cancelar</button>
                                            <button type="submit" className="flex-1 py-5 bg-indigo-600 text-white rounded-[2rem] font-black uppercase tracking-widest text-[10px] shadow-2xl shadow-indigo-600/40 hover:scale-[1.02] active:scale-95 transition-all">
                                                {editingItem ? 'Guardar' : 'Registar'}
                                            </button>
                                        </div>
                                    </form>
                                </Card>
                            </div>
                        </div>
                    )}

                    {/* DEFINIÇÕES */}
                    {view === 'settings' && (
                        <div className="max-w-4xl mx-auto space-y-12 animate-in fade-in duration-700 pb-20">
                            <Card className="p-10 border-indigo-100 relative overflow-hidden" darkMode={darkMode}>
                                <div className="flex items-center gap-8 relative z-10 text-inherit">
                                    <div className="w-24 h-24 rounded-[2.5rem] bg-indigo-600 flex items-center justify-center text-white text-4xl font-black shadow-2xl">
                                        {user?.email?.[0]?.toUpperCase() || 'U'}
                                    </div>
                                    <div>
                                        <h3 className="text-3xl font-black tracking-tighter">A Tua Conta</h3>
                                        <p className="opacity-60 font-bold text-sm">{user?.email || 'Modo PAP'}</p>
                                    </div>
                                </div>
                            </Card>

                            <div className="space-y-6">
                                <div className="flex items-center justify-between px-2 text-inherit">
                                    <h3 className="text-xl font-black text-red-500 flex items-center gap-3 tracking-widest uppercase"><Trash2 size={24} /> Reciclagem</h3>
                                    {trashClothes.length > 0 && <button onClick={emptyTrashPermanently} className="text-[10px] font-black text-red-500 uppercase tracking-widest hover:underline">Esvaziar</button>}
                                </div>
                                <div className="grid grid-cols-1 md:grid-cols-2 gap-4">
                                    {trashClothes.map(item => (
                                        <Card key={item.id} className="p-4 flex items-center gap-5 border-red-50" darkMode={darkMode}>
                                            <img src={item.imageUrl} className="w-16 h-16 rounded-2xl object-cover grayscale opacity-40" alt="" />
                                            <div className="flex-1 min-w-0 text-inherit">
                                                <p className="font-black text-sm truncate">{item.name}</p>
                                                <p className="text-[10px] font-black text-red-400 uppercase tracking-tighter">Eliminado</p>
                                            </div>
                                            <div className="flex gap-1">
                                                <button onClick={() => handleItemAction('restore', item)} className="p-3 text-indigo-600 hover:bg-indigo-50 rounded-2xl transition-all"><RotateCcw size={18} /></button>
                                                <button onClick={() => handleItemAction('delete', item.id)} className="p-3 text-red-600 hover:bg-red-50 rounded-2xl transition-all"><Trash size={18} /></button>
                                            </div>
                                        </Card>
                                    ))}
                                </div>
                            </div>

                            <Card className="p-10 border-red-200 bg-red-50/10" darkMode={darkMode}>
                                <div className="flex flex-col md:flex-row items-center justify-between gap-8">
                                    <div className="text-inherit">
                                        <h4 className="text-xl font-black text-red-700 flex items-center gap-3"><ShieldAlert /> Zona Crítica</h4>
                                        <p className="opacity-60 font-bold text-sm mt-2">Ações de limpeza total do armário.</p>
                                    </div>
                                    <button onClick={clearAllToTrash} className="px-8 py-4 bg-red-600 text-white rounded-2xl font-black uppercase text-[10px] tracking-widest hover:bg-red-700 transition-all">Limpar Tudo</button>
                                </div>
                            </Card>
                        </div>
                    )}

                </div>
            </main>
        </div>
    );
}