// ═══════════════════════════════════════════════════════════
// UTILS CLASS
// ═══════════════════════════════════════════════════════════

/**
 * Static utility class for common helper functions
 */
class Utils {
	/**
	 * Escape HTML special characters
	 * @param {string} s - String to escape
	 * @returns {string} Escaped string
	 */
	static esc(s) {
		if (!s) return "";
		const map = {
			"'": "'",
			'"': """,
			"&": "&",
			"<": "&lt;",
			">": "&gt;",
		};
		return s.replace(/[&<>"']/g, (ch) => map[ch]);
	}

	/**
	 * Decode HTML entities
	 * @param {string} s - String with HTML entities
	 * @returns {string} Decoded string
	 */
	static decodeHTML(s) {
		const textarea = document.createElement("textarea");
		textarea.innerHTML = s;
		return textarea.value;
	}

	/**
	 * Format large numbers (K, M)
	 * @param {number} n - Number to format
	 * @returns {string} Formatted string
	 */
	static fmt(n) {
		if (n >= 1000000) return `${(n / 1000000).toFixed(1)}M`;
		if (n >= 1000) return `${(n / 1000).toFixed(1)}K`;
		return n?.toString() || "0";
	}

	/**
	 * Convert timestamp to relative time string
	 * @param {number} ts - Timestamp in milliseconds
	 * @returns {string} Relative time string
	 */
	static timeAgo(ts) {
		const s = Math.floor((Date.now() - ts) / 1000);
		if (s < 60) return "NOW";
		if (s < 3600) return `${Math.floor(s / 60)}M`;
		if (s < 86400) return `${Math.floor(s / 3600)}H`;
		return `${Math.floor(s / 86400)}D`;
	}

	/**
	 * Highlight search terms in text
	 * @param {string} text - Text to highlight
	 * @param {string} query - Search query
	 * @returns {string} HTML with highlighted terms
	 */
	static highlight(text, query) {
		if (!query) return text;
		const words = query.split(/\s+/).filter((w) => w.length > 2);
		let result = text;
		words.forEach((w) => {
			const regex = new RegExp(`(${w})`, "gi");
			result = result.replace(regex, "<mark>$1</mark>");
		});
		return result;
	}

	/**
	 * Copy text to clipboard
	 * @param {string} text - Text to copy
	 */
	static async copy(text) {
		try {
			await navigator.clipboard.writeText(text);
			Toast.show("COPIED");
		} catch (err) {
			// Fallback for older browsers
			const textarea = document.createElement("textarea");
			textarea.value = text;
			document.body.appendChild(textarea);
			textarea.select();
			document.execCommand("copy");
			document.body.removeChild(textarea);
			Toast.show("COPIED");
		}
	}

	/**
	 * Show toast notification
	 * @param {string} message - Message to display
	 * @param {number} duration - Duration in ms (default: 3000)
	 */
	static toast(message, duration = 3000) {
		Toast.show(message, duration);
	}

	/**
	 * Safely evaluate mathematical expressions
	 * @param {string} expr - Mathematical expression
	 * @returns {number|string} Result or error string
	 */
	static safeEval(expr) {
		// Remove unsafe characters and evaluate
		const safeExpr = expr.replace(/[^0-9+\-*/().^]/g, "").replace(/\^/g, "**");
		try {
			// Use Function constructor in a safer way with restricted scope
			const result = new Function(`return ${safeExpr}`)();
			return typeof result === "number" && !Number.isNaN(result) && Number.isFinite(result) ? result : "ERR";
		} catch {
			return "ERR";
		}
	}

	/**
	 * Generate a random UUID v4
	 * @returns {string} UUID
	 */
	static generateUUID() {
		return "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g, (c) => {
			const r = (Math.random() * 16) | 0;
			return (c === "x" ? r : (r & 0x3) | 0x8).toString(16);
		});
	}

	/**
	 * Convert RGB to HSL
	 * @param {number} r - Red (0-255)
	 * @param {number} g - Green (0-255)
	 * @param {number} b - Blue (0-255)
	 * @returns {string} HSL string
	 */
	static rgbToHsl(r, g, b) {
		r /= 255;
		g /= 255;
		b /= 255;
		const max = Math.max(r, g, b),
			min = Math.min(r, g, b);
		let h,
			s,
			l = (max + min) / 2;

		if (max === min) {
			h = s = 0;
		} else {
			const d = max - min;
			s = l > 0.5 ? d / (2 - max - min) : d / (max + min);
			switch (max) {
				case r:
					h = ((g - b) / d + (g < b ? 6 : 0)) / 6;
					break;
				case g:
					h = ((b - r) / d + 2) / 6;
					break;
				case b:
					h = ((r - g) / d + 4) / 6;
					break;
			}
		}
		return `${Math.round(h * 360)}°, ${Math.round(s * 100)}%, ${Math.round(l * 100)}%`;
	}

	/**
	 * Debounce function
	 * @param {Function} func - Function to debounce
	 * @param {number} wait - Wait time in ms
	 * @returns {Function} Debounced function
	 */
	static debounce(func, wait) {
		let timeout;
		return function executedFunction(...args) {
			const later = () => {
				clearTimeout(timeout);
				func(...args);
			};
			clearTimeout(timeout);
			timeout = setTimeout(later, wait);
		};
	}

	/**
	 * Generate random password
	 * @param {number} length - Password length
	 * @returns {string} Random password
	 */
	static generatePassword(length = 20) {
		const chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*";
		let password = "";
		for (let i = 0; i < length; i++) {
			password += chars[Math.floor(Math.random() * chars.length)];
		}
		return password;
	}
}

// ═══════════════════════════════════════════════════════════
// TOAST CLASS
// ═══════════════════════════════════════════════════════════

class Toast {
	/**
	 * Show toast notification
	 * @param {string} message - Message to display
	 * @param {number} duration - Duration in ms
	 */
	static show(message, duration = 3000) {
		const container =
			document.getElementById("toast-container") ||
			(() => {
				const div = document.createElement("div");
				div.id = "toast-container";
				div.className = "toast-container";
				document.body.appendChild(div);
				return div;
			})();

		const toast = document.createElement("div");
		toast.className = "toast";
		toast.textContent = message;

		container.appendChild(toast);

		setTimeout(() => {
			toast.style.opacity = "0";
			toast.style.transform = "translateY(20px)";
			setTimeout(() => toast.remove(), 200);
		}, duration);
	}
}

// ═══════════════════════════════════════════════════════════
// TRADINGVIEW WIDGET CLASS
// ═══════════════════════════════════════════════════════════

class TradingViewWidget {
	/**
	 * Create a TradingView widget
	 * @param {string} containerId - Container element ID
	 * @param {string} symbol - Trading symbol
	 * @param {boolean} isLight - Light theme flag
	 */
	constructor(containerId, symbol, isLight = false) {
		this.containerId = containerId;
		this.symbol = symbol;
		this.isLight = isLight;
		this.widget = null;
	}

	/**
	 * Load and initialize the TradingView widget
	 */
	async load() {
		if (!window.TradingView) {
			await this.loadScript();
		}
		this.createWidget();
	}

	/**
	 * Load TradingView script
	 * @returns {Promise<void>}
	 */
	loadScript() {
		return new Promise((resolve, reject) => {
			const script = document.createElement("script");
			script.src = "https://s3.tradingview.com/tv.js";
			script.onload = () => resolve();
			script.onerror = () => reject(new Error("Failed to load TradingView script"));
			document.head.appendChild(script);
		});
	}

	/**
	 * Create the TradingView widget
	 */
	createWidget() {
		if (this.widget) {
			this.widget.remove();
		}

		this.widget = new TradingView.widget({
			allow_symbol_change: true,
			backgroundColor: this.isLight ? "rgba(244, 244, 245, 1)" : "rgba(0,0,0,1)",
			container_id: this.containerId,
			enable_publishing: false,
			gridColor: this.isLight ? "rgba(220, 220, 220, 1)" : "rgba(30,30,30,1)",
			height: 500,
			interval: "D",
			locale: "en",
			studies: ["Volume@tv-basicstudies"],
			style: "1",
			symbol: this.symbol,
			theme: this.isLight ? "light" : "dark",
			timezone: "Etc/UTC",
			toolbar_bg: this.isLight ? "#f4f4f5" : "#000",
			width: "100%",
		});
	}

	/**
	 * Remove the widget
	 */
	destroy() {
		if (this.widget) {
			const container = document.getElementById(this.containerId);
			if (container) {
				container.innerHTML = "";
			}
			this.widget = null;
		}
	}

	/**
	 * Update widget symbol
	 * @param {string} symbol - New symbol
	 */
	updateSymbol(symbol) {
		this.symbol = symbol;
		if (this.widget) {
			this.widget.chart().setSymbol(symbol);
		}
	}
}

SOURCES = {
	dictionary: {
		bang: "!d",
		count: 0,
		enabled: true,
		fetch: this.createSourceFetchHandler("dictionary", async (q, signal) => {
			const response = await fetch(
				`https://api.dictionaryapi.dev/api/v2/entries/en/${encodeURIComponent(q)}`,
				{ signal },
			);
			if (!response.ok) return [];
			const data = await response.json();
			return data.slice(0, 3).flatMap((entry) =>
				entry.meanings.slice(0, 2).map((meaning) => ({
					meta: { phonetic: entry.phonetic },
					snippet: meaning.definitions[0]?.definition || "",
					source: "dictionary",
					title: `${entry.word} [${meaning.partOfSpeech}]`,
					url: entry.sourceUrls?.[0] || "#",
				})),
			);
		}),
		name: "DICTIONARY",
	},
	github: {
		bang: "!g",
		count: 0,
		enabled: true,
		fetch: this.createSourceFetchHandler("github", async (q, signal) => {
			const response = await fetch(
				`https://api.github.com/search/repositories?q=${encodeURIComponent(q)}&per_page=8&sort=stars`,
				{ signal },
			);
			const data = await response.json();
			return (data.items || []).map((item) => ({
				meta: { forks: item.forks_count, lang: item.language, stars: item.stargazers_count },
				snippet: item.description || "NO DESCRIPTION",
				source: "github",
				title: item.full_name,
				url: item.html_url,
			}));
		}),
		name: "GITHUB",
	},
	hackernews: {
		bang: "!hn",
		count: 0,
		enabled: true,
		fetch: this.createSourceFetchHandler("hackernews", async (q, signal) => {
			const response = await fetch(
				`https://hn.algolia.com/api/v1/search?query=${encodeURIComponent(q)}&hitsPerPage=8`,
				{ signal },
			);
			const data = await response.json();
			return (data.hits || [])
				.filter((hit) => hit.title)
				.map((hit) => ({
					meta: { comments: hit.num_comments, points: hit.points },
					snippet: `${hit.points || 0} POINTS // ${hit.author}`,
					source: "hackernews",
					title: hit.title,
					url: hit.url || `https://news.ycombinator.com/item?id=${hit.objectID}`,
				}));
		}),
		name: "HACKERNEWS",
	},
	news: {
		bang: "!n",
		count: 0,
		enabled: true,
		fetch: this.createSourceFetchHandler("news", async (q, signal) => {
			const [hn, rd] = await Promise.all([
				fetch(
					`https://hn.algolia.com/api/v1/search_by_date?query=${encodeURIComponent(q)}&tags=story&hitsPerPage=6`,
					{ signal },
				)
					.then((r) => r.json())
					.catch(() => ({ hits: [] })),
				fetch(
					`https://www.reddit.com/r/worldnews+news+technology/search.json?q=${encodeURIComponent(q)}&restrict_sr=1&sort=new&limit=6`,
					{ signal },
				)
					.then((r) => r.json())
					.catch(() => ({ data: { children: [] } })),
			]);

			const hnResults = (hn.hits || []).map((hit) => ({
				meta: { date: hit.created_at_i, lang: "HN" },
				snippet: `HACKERNEWS // ${hit.points || 0} PTS // ${Utils.timeAgo(hit.created_at_i * 1000)}`,
				source: "news",
				title: hit.title,
				url: hit.url || `https://news.ycombinator.com/item?id=${hit.objectID}`,
			}));

			const redditResults = (rd.data?.children || []).map((child) => ({
				meta: { date: child.data.created_utc, lang: "RD" },
				snippet: `REDDIT r/${child.data.subreddit.toUpperCase()} // ${child.data.score} UPVOTES`,
				source: "news",
				title: child.data.title,
				url: `https://reddit.com${child.data.permalink}`,
			}));

			return [...hnResults, ...redditResults].sort((a, b) => b.meta.date - a.meta.date);
		}),
		name: "AGGREGATE NEWS",
	},
	npm: {
		bang: "!npm",
		count: 0,
		enabled: true,
		fetch: this.createSourceFetchHandler("npm", async (q, signal) => {
			const response = await fetch(
				`https://registry.npmjs.org/-/v1/search?text=${encodeURIComponent(q)}&size=8`,
				{ signal },
			);
			const data = await response.json();
			return (data.objects || []).map((obj) => ({
				meta: { version: obj.package.version },
				snippet: obj.package.description || "NO DESCRIPTION",
				source: "npm",
				title: obj.package.name,
				url: `https://npmjs.com/package/${obj.package.name}`,
			}));
		}),
		name: "NPM",
	},
	openlibrary: {
		bang: "!b",
		count: 0,
		enabled: true,
		fetch: this.createSourceFetchHandler("openlibrary", async (q, signal) => {
			const response = await fetch(
				`https://openlibrary.org/search.json?q=${encodeURIComponent(q)}&limit=6`,
				{ signal },
			);
			const data = await response.json();
			return (data.docs || []).map((book) => ({
				meta: { year: book.first_publish_year },
				snippet: `BY ${(book.author_name || ["UNKNOWN"]).join(", ").toUpperCase()}`,
				source: "openlibrary",
				title: book.title,
				url: `https://openlibrary.org${book.key}`,
			}));
		}),
		name: "OPENLIBRARY",
	},
	reddit: {
		bang: "!r",
		count: 0,
		enabled: true,
		fetch: this.createSourceFetchHandler("reddit", async (q, signal) => {
			const response = await fetch(
				`https://www.reddit.com/search.json?q=${encodeURIComponent(q)}&limit=8`,
				{ signal },
			);
			const data = await response.json();
			return (data.data?.children || []).map((child) => ({
				meta: { comments: child.data.num_comments, score: child.data.score },
				snippet: child.data.selftext?.substring(0, 200) || `r/${child.data.subreddit}`,
				source: "reddit",
				title: child.data.title,
				url: `https://reddit.com${child.data.permalink}`,
			}));
		}),
		name: "REDDIT",
	},
	stackoverflow: {
		bang: "!so",
		count: 0,
		enabled: true,
		fetch: this.createSourceFetchHandler("stackoverflow", async (q, signal) => {
			const response = await fetch(
				`https://api.stackexchange.com/2.3/search?order=desc&sort=relevance&intitle=${encodeURIComponent(q)}&site=stackoverflow&pagesize=8`,
				{ signal },
			);
			const data = await response.json();
			return (data.items || []).map((item) => ({
				meta: { answers: item.answer_count, score: item.score },
				snippet: `${item.answer_count} ANSWERS // ${item.view_count} VIEWS`,
				source: "stackoverflow",
				title: Utils.decodeHTML(item.title),
				url: item.link,
			}));
		}),
		name: "STACKOVERFLOW",
	},
	wikipedia: {
		bang: "!w",
		count: 0,
		enabled: true,
		fetch: this.createSourceFetchHandler("wikipedia", async (q, signal) => {
			const response = await fetch(
				`https://en.wikipedia.org/w/api.php?action=query&list=search&srsearch=${encodeURIComponent(q)}&format=json&origin=*&srlimit=8`,
				{ signal },
			);
			const data = await response.json();
			return (data.query?.search || []).map((item) => ({
				meta: { words: item.wordcount },
				snippet: item.snippet.replace(/<[^>]*>/g, ""),
				source: "wikipedia",
				title: item.title,
				url: `https://en.wikipedia.org/wiki/${encodeURIComponent(item.title)}`,
			}));
		}),
		instant: async (q, signal) => {
			const searchResponse = await fetch(
				`https://en.wikipedia.org/w/api.php?action=query&list=search&srsearch=${encodeURIComponent(q)}&format=json&origin=*&srlimit=1`,
				{ signal },
			);
			const searchData = await searchResponse.json();
			if (!searchData.query?.search?.length) return null;

			const title = searchData.query.search[0].title;
			const pageResponse = await fetch(
				`https://en.wikipedia.org/w/api.php?action=query&prop=extracts&exintro&explaintext&titles=${encodeURIComponent(title)}&format=json&origin=*`,
				{ signal },
			);
			const pageData = await pageResponse.json();
			const page = Object.values(pageData.query.pages)[0];

			return {
				content: page.extract,
				source: "WIKIPEDIA",
				title: page.title,
				url: `https://en.wikipedia.org/wiki/${encodeURIComponent(title)}`,
			};
		},
		name: "WIKIPEDIA",
	},
};

// Stock exchanges mapping
STOCK_EXHANGES = {
	AAPL: "NASDAQ",
	ADA: "CRYPTO",
	AMD: "NASDAQ",
	AMZN: "NASDAQ",
	BAC: "NYSE",
	BTC: "CRYPTO",
	DIS: "NYSE",
	DOGE: "CRYPTO",
	ETH: "CRYPTO",
	EURUSD: "FX",
	GBPUSD: "FX",
	GOOG: "NASDAQ",
	GOOGL: "NASDAQ",
	INTC: "NASDAQ",
	JNJ: "NYSE",
	JPM: "NYSE",
	KO: "NYSE",
	META: "NASDAQ",
	MSFT: "NASDAQ",
	NFLX: "NASDAQ",
	NVDA: "NASDAQ",
	PYPL: "NASDAQ",
	QQQ: "NASDAQ",
	SOL: "CRYPTO",
	SPY: "AMEX",
	TSLA: "NASDAQ",
	USDJPY: "FX",
	V: "NYSE",
	WMT: "NYSE",
	XOM: "NYSE",
	XRP: "CRYPTO",
};

// ═══════════════════════════════════════════════════════════
// SEARCH CLASS
// ═══════════════════════════════════════════════════════════

class Search {
	/**
	 * Create a new Search instance
	 */
	constructor(sources, stockExchanges) {
		this.sources = sources;
		this.stockExchanges = stockExchanges;
		// State
		this.state = {
			calcExpr: "",
			calcResult: "0",
			hasSearched: false,
			history: JSON.parse(localStorage.getItem("sh") || "[]"),
			query: "",
			results: [],
			selectedResultIndex: -1,
			watchlist: JSON.parse(localStorage.getItem("sw") || '["TSLA", "AAPL", "BTC", "ETH"]'),
		};

		// Request cancellation
		this.abortController = null;

		// Suggestions
		this.suggestions = [];
		this.showingSuggestions = false;

		// DOM Elements
		this.searchInput = document.getElementById("search-input");
		this.resultsEl = document.getElementById("results");
		this.heroEl = document.getElementById("hero");
		this.mainEl = document.getElementById("main-content");
		this.statsBar = document.getElementById("stats-bar");

		this.init();
	}

	/**
	 * Create a fetch handler with error handling
	 * @param {string} sourceName - Name of the source
	 * @param {Function} fetchFn - Fetch function
	 * @returns {Function} Wrapped fetch function
	 */
	createSourceFetchHandler(sourceName, fetchFn) {
		return async (query, signal) => {
			try {
				return await fetchFn(query, signal);
			} catch (error) {
				if (error.name === "AbortError") {
					throw error; // Let abort errors pass through
				}
				console.error(`Error fetching from ${sourceName}:`, error);
				return [];
			}
		};
	}

	/**
	 * Initialize the search engine
	 */
	init() {
		this.renderSources();
		this.renderHistory();
		this.renderWatchlist();
		this.initTheme();
		this.updateClocks();
		setInterval(() => this.updateClocks(), 1000);
		this.setupCalc();
		this.setupListeners();
		this.setupWatchlistListeners();
		this.handleUrlQueryOnLoad();
		this.setupKeyboardNavigation();
	}

	/**
	 * Render sources list
	 */
	renderSources() {
		const sourcesList = document.getElementById("sources-list");
		if (!sourcesList) return;

		sourcesList.innerHTML = Object.entries(this.sources)
			.map(
				([key, source]) => `
                <div class="source-item ${source.enabled ? "active" : ""}"
                     data-source="${key}"
                     onclick="searchEngine.toggleSource('${key}')">
                    ${source.name} <span class="source-count" id="c-${key}">${source.count}</span>
                </div>
            `,
			)
			.join("");
	}

	/**
	 * Toggle source enabled state
	 * @param {string} key - Source key
	 */
	toggleSource(key) {
		if (this.sources[key]) {
			this.sources[key].enabled = !this.sources[key].enabled;
			this.renderSources();
			if (this.state.query) {
				this.search(this.state.query);
			}
		}
	}

	/**
	 * Initialize theme from localStorage
	 */
	initTheme() {
		const theme = localStorage.getItem("theme");
		if (theme === "light") {
			document.body.classList.add("light-mode");
		}
	}

	/**
	 * Toggle theme between dark and light
	 */
	toggleTheme() {
		document.body.classList.toggle("light-mode");
		const isLight = document.body.classList.contains("light-mode");
		localStorage.setItem("theme", isLight ? "light" : "dark");
	}

	/**
	 * Render watchlist
	 */
	renderWatchlist() {
		const container = document.getElementById("watchlist-container");
		if (!container) return;

		if (!this.state.watchlist.length) {
			container.innerHTML =
				'<div style="color:var(--gray);font-size:11px;padding:10px;">EMPTY</div>';
			return;
		}

		container.innerHTML = this.state.watchlist
			.map((ticker) => {
				const exchange = this.stockExchanges[ticker] || "STOCK";
				return `
                    <div class="watchlist-item-row" onclick="searchEngine.searchFor('$${ticker}')">
                        <span>${ticker} <span style="color:var(--gray)">${exchange}</span></span>
                        <span class="watchlist-del-btn" onclick="searchEngine.removeTicker(event, '${ticker}')">×</span>
                    </div>
                `;
			})
			.join("");
	}

	/**
	 * Add ticker to watchlist
	 */
	addTicker() {
		const input = document.getElementById("watchlist-input");
		if (!input) return;

		const ticker = input.value.toUpperCase().trim();
		if (ticker && !this.state.watchlist.includes(ticker)) {
			this.state.watchlist.push(ticker);
			localStorage.setItem("sw", JSON.stringify(this.state.watchlist));
			this.renderWatchlist();
			input.value = "";
		}
	}

	/**
	 * Remove ticker from watchlist
	 * @param {Event} event - Click event
	 * @param {string} ticker - Ticker to remove
	 */
	removeTicker(event, ticker) {
		event.stopPropagation();
		this.state.watchlist = this.state.watchlist.filter((t) => t !== ticker);
		localStorage.setItem("sw", JSON.stringify(this.state.watchlist));
		this.renderWatchlist();
	}

	/**
	 * Setup watchlist event listeners
	 */
	setupWatchlistListeners() {
		const addBtn = document.getElementById("watchlist-add-btn");
		const input = document.getElementById("watchlist-input");

		if (addBtn) {
			addBtn.onclick = () => this.addTicker();
		}

		if (input) {
			input.addEventListener("keydown", (e) => {
				if (e.key === "Enter") this.addTicker();
			});
		}
	}

	/**
	 * Get trading symbol for ticker
	 * @param {string} ticker - Stock ticker
	 * @returns {string} Trading symbol
	 */
	getSymbol(ticker) {
		const t = ticker.toUpperCase();
		const exchange = this.stockExchanges[t];

		if (exchange === "CRYPTO") return `BINANCE:${t}USDT`;
		if (exchange === "FX") return `FX:${t}`;
		if (exchange) return `${exchange}:${t}`;
		return `NASDAQ:${t}`;
	}

	/**
	 * Update URL with search query
	 * @param {string} query - Search query
	 */
	updateUrlWithQuery(query) {
		const url = new URL(window.location);
		if (query?.trim()) {
			url.searchParams.set("q", query);
		} else {
			url.searchParams.delete("q");
		}
		window.history.replaceState({}, "", url);
	}

	/**
	 * Get query from URL
	 * @returns {string} Query string
	 */
	getQueryFromUrl() {
		const params = new URLSearchParams(window.location.search);
		return params.get("q") || "";
	}

	/**
	 * Handle URL query on page load
	 */
	handleUrlQueryOnLoad() {
		const query = this.getQueryFromUrl();
		if (query.trim()) {
			this.searchInput.value = query;
			this.search(query);
		}
	}

	/**
	 * Main search function
	 * @param {string} query - Search query
	 */
	async search(query) {
		// Cancel any ongoing request
		if (this.abortController) {
			this.abortController.abort();
		}
		this.abortController = new AbortController();

		const trimmedQuery = query.trim();
		if (!trimmedQuery) {
			this.updateUrlWithQuery("");
			return this.goHome();
		}

		this.updateUrlWithQuery(trimmedQuery);

		// Show results view
		if (!this.state.hasSearched) {
			this.state.hasSearched = true;
			this.heroEl.classList.add("compact");
			this.mainEl.style.display = "grid";
			this.statsBar.classList.add("visible");
		}

		// Stock ticker
		const stockMatch = trimmedQuery.match(/^\$([A-Za-z]{1,5})$/);
		if (stockMatch) {
			this.showStockWidget(stockMatch[1].toUpperCase());
			this.addHistory(trimmedQuery);
			return;
		}

		// Bangs
		const bangMatch = trimmedQuery.match(/^!(\w+)\s*(.*)/);
		if (bangMatch) {
			const bang = `!${bangMatch[1]}`;
			const bangQuery = bangMatch[2];
			const sourceEntry = Object.entries(this.sources).find(([_, s]) => s.bang === bang);

			if (sourceEntry && bangQuery) {
				// Enable only this source
				Object.keys(this.sources).forEach((k) => {
					this.sources[k].enabled = k === sourceEntry[0];
				});
				this.renderSources();
				query = bangQuery;
			}
		}

		// Calculator
		if (trimmedQuery.startsWith("=")) {
			this.showCalcResult(trimmedQuery.slice(1));
			return;
		}

		this.state.query = trimmedQuery;
		this.showLoading();
		this.addHistory(trimmedQuery);

		const startTime = performance.now();
		const enabledSources = Object.entries(this.sources).filter(([_, s]) => s.enabled);

		// Fetch instant results
		this.fetchInstant(trimmedQuery);

		// Fetch from all enabled sources
		const promises = enabledSources.map(async ([key, source]) => {
			try {
				const results = await source.fetch(trimmedQuery, this.abortController.signal);
				this.sources[key].count = results.length;
				const countEl = document.getElementById(`c-${key}`);
				if (countEl) countEl.textContent = results.length;
				return results;
			} catch (error) {
				if (error.name !== "AbortError") {
					console.error(`Source ${key} failed:`, error);
				}
				return [];
			}
		});

		try {
			const allResults = await Promise.all(promises);
			this.state.results = allResults.flat();
			const elapsed = Math.round(performance.now() - startTime);

			// Update stats
			document.getElementById("stat-results").textContent = this.state.results.length;
			document.getElementById("stat-sources").textContent = enabledSources.length;
			document.getElementById("stat-time").textContent = `${elapsed}MS`;
			document.getElementById("results-label").textContent = `${this.state.results.length} RESULTS`;
			document.getElementById("results-info").textContent =
				`${elapsed}MS // ${enabledSources.length} SOURCES`;

			this.renderResults();
			this.state.selectedResultIndex = -1; // Reset selection
		} catch (error) {
			if (error.name !== "AbortError") {
				console.error("Search failed:", error);
				Toast.show("SEARCH FAILED");
			}
		}
	}

	/**
	 * Go to home state
	 */
	goHome() {
		this.state.hasSearched = false;
		this.heroEl.classList.remove("compact");
		this.mainEl.style.display = "none";
		this.statsBar.classList.remove("visible");
		this.searchInput.value = "";
		this.updateUrlWithQuery("");
		this.hideSuggestions();
		this.state.selectedResultIndex = -1;
	}

	/**
	 * Show stock widget
	 * @param {string} ticker - Stock ticker
	 */
	showStockWidget(ticker) {
		const symbol = this.getSymbol(ticker);
		const widgetId = `tv_${Math.random().toString(36).substr(2, 9)}`;
		const isLight = document.body.classList.contains("light-mode");

		this.resultsEl.innerHTML = `
            <div class="stock-widget">
                <div class="stock-header">
                    <div class="stock-info">
                        <h2>${ticker}</h2>
                        <div class="ticker">${symbol}</div>
                    </div>
                    <div class="stock-actions-top">
                        <button class="stock-btn" onclick="window.open('https://www.tradingview.com/symbols/${symbol}/','_blank')">TRADINGVIEW ↗</button>
                        <button class="stock-btn" onclick="Utils.copy('${symbol}')">COPY</button>
                    </div>
                </div>
                <div class="tradingview-widget-container" id="${widgetId}"></div>
            </div>
        `;

		document.getElementById("results-label").textContent = `STOCK: ${ticker}`;
		document.getElementById("results-info").textContent = symbol;

		const tvWidget = new TradingViewWidget(widgetId, symbol, isLight);
		tvWidget.load();
	}

	/**
	 * Fetch instant results (dictionary/Wikipedia)
	 * @param {string} query - Search query
	 */
	async fetchInstant(query) {
		// Dictionary
		if (/^[a-zA-Z]+$/.test(query) && this.sources.dictionary.enabled) {
			try {
				const response = await fetch(
					`https://api.dictionaryapi.dev/api/v2/entries/en/${encodeURIComponent(query)}`,
					{ signal: this.abortController?.signal },
				);
				if (response.ok) {
					const data = await response.json();
					if (data[0]) {
						const meanings = data[0].meanings
							.slice(0, 3)
							.map((m) => `[${m.partOfSpeech.toUpperCase()}] ${m.definitions[0]?.definition}`)
							.join("\n\n");
						this.showInstant({
							content: meanings,
							source: "DICTIONARY",
							title: data[0].word.toUpperCase() + (data[0].phonetic ? ` ${data[0].phonetic}` : ""),
						});
						return;
					}
				}
			} catch (error) {
				if (error.name !== "AbortError") {
					console.error("Dictionary fetch failed:", error);
				}
			}
		}

		// Wikipedia
		if (this.sources.wikipedia.enabled && this.sources.wikipedia.instant) {
			try {
				const instantResult = await this.sources.wikipedia.instant(
					query,
					this.abortController?.signal,
				);
				if (instantResult) {
					this.showInstant(instantResult);
				}
			} catch (error) {
				if (error.name !== "AbortError") {
					console.error("Wikipedia instant fetch failed:", error);
				}
			}
		}
	}

	/**
	 * Show instant answer
	 * @param {Object} data - Instant answer data
	 */
	showInstant(data) {
		const instantBox = document.createElement("div");
		instantBox.className = "instant-box";
		instantBox.innerHTML = `
            <div class="instant-label">INSTANT ANSWER</div>
            <div class="instant-title">${Utils.esc(data.title)}</div>
            <div class="instant-content">${Utils.esc(data.content)
							.split("\n")
							.map((p) => `<p>${p}</p>`)
							.join("")}</div>
            <div class="instant-meta">
                <span>SOURCE: ${Utils.esc(data.source)}</span>
                ${data.url ? `<a href="${data.url}" target="_blank">VIEW FULL →</a>` : ""}
            </div>
        `;

		// Clear previous results but keep instant box if it exists
		const existingInstant = this.resultsEl.querySelector(".instant-box");
		if (existingInstant) {
			existingInstant.remove();
		}

		// Insert at the beginning
		if (this.resultsEl.firstChild) {
			this.resultsEl.insertBefore(instantBox, this.resultsEl.firstChild);
		} else {
			this.resultsEl.appendChild(instantBox);
		}
	}

	/**
	 * Render search results (batched for performance)
	 */
	renderResults() {
		if (this.state.results.length === 0) {
			this.resultsEl.innerHTML = `
                <div class="empty-state">
                    <div class="empty-title">NO RESULTS</div>
                    <div class="empty-text">TRY DIFFERENT KEYWORDS OR ENABLE MORE SOURCES</div>
                </div>
            `;
			return;
		}

		// Use DocumentFragment for batch DOM updates
		const fragment = document.createDocumentFragment();

		// Keep instant box if present
		const instantBox = this.resultsEl.querySelector(".instant-box");
		if (instantBox) {
			fragment.appendChild(instantBox);
		}

		// Create result elements
		this.state.results.forEach((result, index) => {
			const resultEl = document.createElement("div");
			resultEl.className = "result";
			resultEl.dataset.index = index;
			resultEl.innerHTML = `
                <div class="result-index">${String(index + 1).padStart(2, "0")}</div>
                <div class="result-body">
                    <div class="result-source">${result.source.toUpperCase()}</div>
                    <div class="result-title">${Utils.esc(result.title)}</div>
                    <div class="result-url">${Utils.esc(result.url)}</div>
                    <div class="result-snippet">${Utils.highlight(Utils.esc(result.snippet), this.state.query)}</div>
                    ${
											result.meta
												? `
                        <div class="result-meta">
                            ${result.meta.stars !== undefined ? `<span>★ ${Utils.fmt(result.meta.stars)}</span>` : ""}
                            ${result.meta.forks !== undefined ? `<span>⑂ ${Utils.fmt(result.meta.forks)}</span>` : ""}
                            ${result.meta.score !== undefined ? `<span>↑ ${Utils.fmt(result.meta.score)}</span>` : ""}
                            ${result.meta.comments !== undefined ? `<span>◨ ${Utils.fmt(result.meta.comments)}</span>` : ""}
                            ${result.meta.words !== undefined ? `<span>◎ ${Utils.fmt(result.meta.words)}W</span>` : ""}
                            ${result.meta.lang ? `<span>${result.meta.lang.toUpperCase()}</span>` : ""}
                            ${result.meta.version ? `<span>V${result.meta.version}</span>` : ""}
                        </div>
                    `
												: ""
										}
                </div>
            `;

			// Add click handler
			resultEl.addEventListener("click", (e) => {
				if (!e.target.closest(".result-meta")) {
					window.open(result.url, "_blank");
				}
			});

			fragment.appendChild(resultEl);
		});

		// Batch update
		this.resultsEl.innerHTML = "";
		this.resultsEl.appendChild(fragment);
	}

	/**
	 * Show loading state
	 */
	showLoading() {
		this.resultsEl.innerHTML = Array(4)
			.fill(
				'<div class="loading-row"><span class="loading-text">FETCHING</span><div class="loading-bar"></div></div>',
			)
			.join("");
	}

	/**
	 * Show calculator result
	 * @param {string} expr - Mathematical expression
	 */
	showCalcResult(expr) {
		const result = Utils.safeEval(expr);
		this.resultsEl.innerHTML = `
            <div class="instant-box">
                <div class="instant-label">CALCULATOR</div>
                <div class="instant-title" style="font-variant-numeric:tabular-nums">
                    ${Utils.esc(expr)} = ${result}
                </div>
            </div>
        `;
		document.getElementById("results-label").textContent = "CALCULATOR";
	}

	/**
	 * Setup calculator
	 */
	setupCalc() {
		document.querySelectorAll(".calc-btn").forEach((btn) => {
			btn.addEventListener("click", () => {
				const value = btn.dataset.v;
				if (value === "C") {
					this.state.calcExpr = "";
					this.state.calcResult = "0";
				} else if (value === "=") {
					try {
						this.state.calcResult = Utils.safeEval(this.state.calcExpr);
					} catch {
						this.state.calcResult = "ERR";
					}
				} else {
					this.state.calcExpr += value;
				}

				document.getElementById("calc-expr").textContent = this.state.calcExpr;
				document.getElementById("calc-result").textContent = this.state.calcResult;
			});
		});
	}

	/**
	 * Add query to history
	 * @param {string} query - Search query
	 */
	addHistory(query) {
		this.state.history = this.state.history.filter((h) => h.q !== query);
		this.state.history.unshift({ q: query, t: Date.now() });
		this.state.history = this.state.history.slice(0, 20);
		localStorage.setItem("sh", JSON.stringify(this.state.history));
		this.renderHistory();
	}

	/**
	 * Render history
	 */
	renderHistory() {
		const list = document.getElementById("history-list");
		if (!list) return;

		if (!this.state.history.length) {
			list.innerHTML = '<div style="color:var(--gray);font-size:11px;">NO HISTORY</div>';
			return;
		}

		list.innerHTML = this.state.history
			.slice(0, 6)
			.map(
				(item) => `
                <div class="history-item" onclick="searchEngine.searchFor('${Utils.esc(item.q)}')">
                    <span>${Utils.esc(item.q)}</span>
                    <span class="history-time">${Utils.timeAgo(item.t)}</span>
                </div>
            `,
			)
			.join("");
	}

	/**
	 * Update clocks
	 */
	updateClocks() {
		const now = new Date();
		const clockEl = document.getElementById("clock");
		if (clockEl) {
			clockEl.textContent = now.toLocaleTimeString("en-GB");
		}

		const zones = [
			{ label: "LOCAL", tz: Intl.DateTimeFormat().resolvedOptions().timeZone },
			{ label: "UTC", tz: "UTC" },
			{ label: "NYC", tz: "America/New_York" },
			{ label: "TOKYO", tz: "Asia/Tokyo" },
		];

		const clocksEl = document.getElementById("world-clocks");
		if (clocksEl) {
			clocksEl.innerHTML = zones
				.map(
					(zone) => `
                    <div class="clock">
                        <div class="clock-time">
                            ${now.toLocaleTimeString("en-GB", {
															hour: "2-digit",
															minute: "2-digit",
															timeZone: zone.tz,
														})}
                        </div>
                        <div class="clock-label">${zone.label}</div>
                    </div>
                `,
				)
				.join("");
		}
	}

	/**
	 * Setup event listeners
	 */
	setupListeners() {
		// Debounced search on input
		const debouncedSearch = Utils.debounce((value) => {
			this.search(value);
			this.updateSuggestions(value);
		}, 300);

		this.searchInput.addEventListener("input", (e) => {
			debouncedSearch(e.target.value);
		});

		// Enter key for immediate search
		this.searchInput.addEventListener("keydown", (e) => {
			if (e.key === "Enter") {
				this.search(this.searchInput.value);
				this.hideSuggestions();
			} else if (e.key === "Escape") {
				this.goHome();
			}
		});

		// Global keyboard shortcuts
		document.addEventListener("keydown", (e) => {
			if (
				e.key === "/" &&
				document.activeElement !== this.searchInput &&
				document.activeElement !== document.getElementById("watchlist-input")
			) {
				e.preventDefault();
				this.searchInput.focus();
			}
			if (e.key === "Escape") {
				this.goHome();
			}
		});

		// Clear button
		const clearBtn = document.getElementById("clear-btn");
		if (clearBtn) {
			clearBtn.onclick = () => {
				this.goHome();
				this.searchInput.focus();
			};
		}

		// Voice search
		const voiceBtn = document.getElementById("voice-btn");
		if (voiceBtn) {
			voiceBtn.onclick = () => this.voiceSearch();
		}

		// Handle browser back/forward
		window.addEventListener("popstate", () => {
			const query = this.getQueryFromUrl();
			if (query !== this.state.query) {
				if (query.trim()) {
					this.searchInput.value = query;
					this.search(query);
				} else {
					this.goHome();
				}
			}
		});
	}

	/**
	 * Setup keyboard navigation for results
	 */
	setupKeyboardNavigation() {
		document.addEventListener("keydown", (e) => {
			if (!this.state.hasSearched || this.state.results.length === 0) return;

			const results = Array.from(document.querySelectorAll(".result"));
			if (results.length === 0) return;

			switch (e.key) {
				case "ArrowDown":
					e.preventDefault();
					this.navigateResults(1);
					break;
				case "ArrowUp":
					e.preventDefault();
					this.navigateResults(-1);
					break;
				case "Enter":
					if (this.state.selectedResultIndex >= 0) {
						const result = results[this.state.selectedResultIndex];
						if (result) {
							const url = result.querySelector(".result-url").textContent;
							if (url) window.open(url, "_blank");
						}
					}
					break;
			}
		});
	}

	/**
	 * Navigate through results with arrow keys
	 * @param {number} direction - 1 for down, -1 for up
	 */
	navigateResults(direction) {
		const results = Array.from(document.querySelectorAll(".result"));
		if (results.length === 0) return;

		// Remove previous selection
		if (this.state.selectedResultIndex >= 0 && results[this.state.selectedResultIndex]) {
			results[this.state.selectedResultIndex].classList.remove("selected");
		}

		// Calculate new index
		let newIndex = this.state.selectedResultIndex + direction;
		if (newIndex < 0) newIndex = results.length - 1;
		if (newIndex >= results.length) newIndex = 0;

		// Apply new selection
		this.state.selectedResultIndex = newIndex;
		results[newIndex].classList.add("selected");
		results[newIndex].scrollIntoView({ behavior: "smooth", block: "nearest" });
	}

	/**
	 * Update search suggestions
	 * @param {string} query - Current query
	 */
	updateSuggestions(query) {
		if (!query.trim()) {
			this.hideSuggestions();
			return;
		}

		// Get suggestions from history and bangs
		this.suggestions = [
			...this.state.history
				.filter((item) => item.q.toLowerCase().includes(query.toLowerCase()))
				.map((item) => item.q)
				.slice(0, 3),
			...Object.values(this.sources)
				.map((source) => `${source.bang} `)
				.filter((bang) => bang.includes(query.toLowerCase())),
		];

		this.showSuggestions();
	}

	/**
	 * Show suggestions dropdown
	 */
	showSuggestions() {
		if (this.suggestions.length === 0) {
			this.hideSuggestions();
			return;
		}

		// Create or update suggestions container
		let container = document.querySelector(".suggestions-container");
		if (!container) {
			container = document.createElement("div");
			container.className = "suggestions-container";
			this.searchInput.parentNode.appendChild(container);
		}

		container.innerHTML = this.suggestions
			.map(
				(suggestion) => `
                <div class="suggestion" onclick="searchEngine.selectSuggestion('${Utils.esc(suggestion)}')">
                    ${Utils.esc(suggestion)}
                </div>
            `,
			)
			.join("");

		this.showingSuggestions = true;
	}

	/**
	 * Hide suggestions dropdown
	 */
	hideSuggestions() {
		const container = document.querySelector(".suggestions-container");
		if (container) {
			container.remove();
		}
		this.showingSuggestions = false;
	}

	/**
	 * Select a suggestion
	 * @param {string} suggestion - Selected suggestion
	 */
	selectSuggestion(suggestion) {
		this.searchInput.value = suggestion;
		this.search(suggestion);
		this.hideSuggestions();
	}

	/**
	 * Voice search
	 */
	voiceSearch() {
		if (!("webkitSpeechRecognition" in window || "SpeechRecognition" in window)) {
			Toast.show("VOICE NOT SUPPORTED");
			return;
		}

		const SpeechRecognition = window.SpeechRecognition || window.webkitSpeechRecognition;
		const recognition = new SpeechRecognition();
		recognition.lang = "en-US";

		const voiceBtn = document.getElementById("voice-btn");
		voiceBtn.style.background = "#fff";
		voiceBtn.style.color = "#000";

		recognition.onresult = (event) => {
			const transcript = event.results[0][0].transcript;
			this.searchInput.value = transcript;
			this.search(transcript);
		};

		recognition.onend = () => {
			voiceBtn.style.background = "";
			voiceBtn.style.color = "";
		};

		recognition.start();
	}

	/**
	 * Search for specific query
	 * @param {string} query - Query to search for
	 */
	searchFor(query) {
		this.searchInput.value = query;
		this.search(query);
	}

	/**
	 * Insert bang into search input
	 * @param {string} bang - Bang to insert
	 */
	insertBang(bang) {
		this.searchInput.value = `${bang} `;
		this.searchInput.focus();
		this.updateUrlWithQuery(`${bang} `);
	}

	/**
	 * Toggle widget visibility
	 * @param {string} id - Widget ID
	 */
	toggleWidget(id) {
		const widget = document.getElementById(id);
		if (widget) {
			widget.classList.toggle("open");
		}
	}

	// Tool methods
	toolUUID() {
		const uuid = Utils.generateUUID();
		Utils.copy(uuid);
		Toast.show(`UUID: ${uuid.substring(0, 13)}...`);
	}

	toolTimer() {
		if (!this.state.hasSearched) {
			this.state.hasSearched = true;
			this.heroEl.classList.add("compact");
			this.mainEl.style.display = "grid";
			this.statsBar.classList.add("visible");
		}
		this.resultsEl.innerHTML = `
            <div class="tool-modal">
                <div class="instant-label">TIMER</div>
                <div class="instant-title" id="timer-display" style="font-variant-numeric:tabular-nums">00:00:00</div>
                <div class="tool-btn-row" style="margin-top:20px">
                    <button class="tool-action" onclick="searchEngine.startTimer()">START</button>
                    <button class="tool-action" onclick="searchEngine.stopTimer()">STOP</button>
                    <button class="tool-action" onclick="searchEngine.resetTimer()">RESET</button>
                </div>
            </div>
        `;
		document.getElementById("results-label").textContent = "TIMER";
	}

	startTimer() {
		if (this.timerInterval) return;
		this.timerSec = this.timerSec || 0;
		this.timerInterval = setInterval(() => {
			this.timerSec++;
			const h = String(Math.floor(this.timerSec / 3600)).padStart(2, "0");
			const m = String(Math.floor((this.timerSec % 3600) / 60)).padStart(2, "0");
			const s = String(this.timerSec % 60).padStart(2, "0");
			const display = document.getElementById("timer-display");
			if (display) display.textContent = `${h}:${m}:${s}`;
		}, 1000);
	}

	stopTimer() {
		clearInterval(this.timerInterval);
		this.timerInterval = null;
	}

	resetTimer() {
		this.stopTimer();
		this.timerSec = 0;
		const display = document.getElementById("timer-display");
		if (display) display.textContent = "00:00:00";
	}

	toolBase64() {
		if (!this.state.hasSearched) {
			this.state.hasSearched = true;
			this.heroEl.classList.add("compact");
			this.mainEl.style.display = "grid";
			this.statsBar.classList.add("visible");
		}
		this.resultsEl.innerHTML = `
            <div class="tool-modal">
                <div class="instant-label">BASE64</div>
                <textarea id="b64-input" placeholder="ENTER TEXT..."></textarea>
                <div class="tool-btn-row">
                    <button class="tool-action" onclick="document.getElementById('b64-output').textContent = btoa(document.getElementById('b64-input').value)">ENCODE</button>
                    <button class="tool-action" onclick="try{document.getElementById('b64-output').textContent = atob(document.getElementById('b64-input').value)}catch{e){document.getElementById('b64-output').textContent='INVALID'}">DECODE</button>
                </div>
                <div class="tool-output" id="b64-output">OUTPUT</div>
            </div>
        `;
		document.getElementById("results-label").textContent = "BASE64";
	}

	toolJSON() {
		if (!this.state.hasSearched) {
			this.state.hasSearched = true;
			this.heroEl.classList.add("compact");
			this.mainEl.style.display = "grid";
			this.statsBar.classList.add("visible");
		}
		this.resultsEl.innerHTML = `
            <div class="tool-modal">
                <div class="instant-label">JSON</div>
                <textarea id="json-input" placeholder="PASTE JSON..."></textarea>
                <div class="tool-btn-row">
                    <button class="tool-action" onclick="searchEngine.formatJSON()">FORMAT</button>
                    <button class="tool-action" onclick="searchEngine.minifyJSON()">MINIFY</button>
                </div>
                <pre class="tool-output" id="json-output" style="white-space:pre-wrap;max-height:300px;overflow:auto">OUTPUT</pre>
            </div>
        `;
		document.getElementById("results-label").textContent = "JSON";
	}

	formatJSON() {
		try {
			const input = document.getElementById("json-input").value;
			const output = JSON.stringify(JSON.parse(input), null, 2);
			document.getElementById("json-output").textContent = output;
		} catch (e) {
			document.getElementById("json-output").textContent = `INVALID: ${e.message}`;
		}
	}

	minifyJSON() {
		try {
			const input = document.getElementById("json-input").value;
			const output = JSON.stringify(JSON.parse(input));
			document.getElementById("json-output").textContent = output;
		} catch (e) {
			document.getElementById("json-output").textContent = `INVALID: ${e.message}`;
		}
	}

	toolHash() {
		if (!this.state.hasSearched) {
			this.state.hasSearched = true;
			this.heroEl.classList.add("compact");
			this.mainEl.style.display = "grid";
			this.statsBar.classList.add("visible");
		}
		this.resultsEl.innerHTML = `
            <div class="tool-modal">
                <div class="instant-label">SHA-256 HASH</div>
                <textarea id="hash-input" placeholder="ENTER TEXT..."></textarea>
                <div class="tool-btn-row">
                    <button class="tool-action" onclick="searchEngine.genHash()">GENERATE</button>
                </div>
                <div class="tool-output" id="hash-output">OUTPUT</div>
            </div>
        `;
		document.getElementById("results-label").textContent = "HASH";
	}

	async genHash() {
		const input = document.getElementById("hash-input").value;
		const data = new TextEncoder().encode(input);
		const hash = await crypto.subtle.digest("SHA-256", data);
		const output = Array.from(new Uint8Array(hash))
			.map((b) => b.toString(16).padStart(2, "0"))
			.join("");
		document.getElementById("hash-output").textContent = output;
	}

	toolColor() {
		if (!this.state.hasSearched) {
			this.state.hasSearched = true;
			this.heroEl.classList.add("compact");
			this.mainEl.style.display = "grid";
			this.statsBar.classList.add("visible");
		}
		this.resultsEl.innerHTML = `
            <div class="tool-modal">
                <div class="instant-label">COLOR</div>
                <input type="color" id="color-input" value="#ffffff" style="width:100%;height:100px;border:3px solid var(--fg);background:var(--bg);cursor:crosshair;">
                <div class="tool-output" id="color-output" style="margin-top:20px"></div>
            </div>
        `;

		const colorInput = document.getElementById("color-input");
		const colorOutput = document.getElementById("color-output");

		const updateColor = () => {
			const hex = colorInput.value;
			const r = parseInt(hex.slice(1, 3), 16);
			const g = parseInt(hex.slice(3, 5), 16);
			const b = parseInt(hex.slice(5, 7), 16);
			colorOutput.innerHTML = `HEX: ${hex}<br>RGB: ${r}, ${g}, ${b}<br>HSL: ${Utils.rgbToHsl(r, g, b)}`;
		};

		colorInput.addEventListener("input", updateColor);
		updateColor();
		document.getElementById("results-label").textContent = "COLOR";
	}

	toolPassword() {
		const password = Utils.generatePassword();
		Utils.copy(password);
		Toast.show(`PASSWORD: ${password.substring(0, 10)}...`);
	}

	toolLoremIpsum() {
		const lorem =
			"Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris.";
		Utils.copy(lorem);
		Toast.show("LOREM IPSUM COPIED");
	}
}

// ═══════════════════════════════════════════════════════════
// GLOBAL INSTANCE AND INITIALIZATION
// ═══════════════════════════════════════════════════════════

// Create global instance
const searchEngine = new Search(SOURCES, STOCK_EXHANGES);

// Expose methods to global scope for onclick handlers
window.toggleTheme = () => searchEngine.toggleTheme();
window.toggleWidget = (id) => searchEngine.toggleWidget(id);
window.toggleSource = (key) => searchEngine.toggleSource(key);
window.insertBang = (bang) => searchEngine.insertBang(bang);
window.searchFor = (query) => searchEngine.searchFor(query);
window.removeTicker = (event, ticker) => searchEngine.removeTicker(event, ticker);

// Tool functions
window.toolUUID = () => searchEngine.toolUUID();
window.toolTimer = () => searchEngine.toolTimer();
window.toolBase64 = () => searchEngine.toolBase64();
window.toolJSON = () => searchEngine.toolJSON();
window.toolHash = () => searchEngine.toolHash();
window.toolColor = () => searchEngine.toolColor();
window.toolPassword = () => searchEngine.toolPassword();
window.toolLoremIpsum = () => searchEngine.toolLoremIpsum();

// Timer functions
window.startTimer = () => searchEngine.startTimer();
window.stopTimer = () => searchEngine.stopTimer();
window.resetTimer = () => searchEngine.resetTimer();

// JSON functions
window.formatJSON = () => searchEngine.formatJSON();
window.minifyJSON = () => searchEngine.minifyJSON();

// Hash function
window.genHash = () => searchEngine.genHash();

// Copy function
window.copy = (text) => Utils.copy(text);