base2 / auth.html

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	<!DOCTYPE html>
	<html lang="en" data-bs-theme="dark">
	<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<title>GAKR AI - Login/Signup</title>
	<link rel="stylesheet" href="https://cdn.replit.com/agent/bootstrap-agent-dark-theme.min.css">
	<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css">
	<style>
	:root {
	--gakr-blue: #4285F4;
	--gakr-blue-dark: #1a73e8;
	--gakr-blue-light: #e8f0fe;
	--gakr-grey-text: #5f6368;
	--gakr-grey-hover-bg: rgba(95, 99, 104, 0.1);
	}

	:root[data-bs-theme="dark"] {
	--gakr-blue: #8ab4f8;
	--gakr-blue-dark: #669df6;
	--gakr-blue-light: rgba(138, 180, 248, 0.1);
	--gakr-grey-text: #bdc1c6;
	--gakr-grey-hover-bg: rgba(189, 193, 198, 0.1);
	}

	@import url('https://fonts.googleapis.com/css?family=Poppins:400,500,600,700&display=swap');

	* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: 'Poppins', sans-serif;
	}

	html, body {
	display: flex;
	flex-direction: column;
	align-items: center;
	height: 100%;
	width: 100%;
	background: -webkit-linear-gradient(left, #003366,#004080,#0059b3 , #0073e6);
	color: var(--bs-body-color);
	padding-top: calc(64px + 5vh);
	padding-bottom: 5vh;
	min-height: 100vh;
	/* Allow space for modal overlay */
	position: relative;
	}

	::selection {
	background: var(--gakr-blue);
	color: #fff;
	}

	.wrapper {
	overflow: hidden;
	max-width: 440px;
	width: 90%;
	background: var(--bs-body-bg);
	box-shadow: 0px 5px 10px rgba(0, 0, 0, 0.5);
	padding: 30px;
	border-radius: 15px;
	margin-top: 10px;
	margin-bottom: 10px;
	z-index: 10; /* Ensure wrapper is below modal but above background */
	}

	.wrapper .title-text {
	display: flex;
	width: 200%;
	}

	.wrapper .title {
	width: 50%;
	font-size: 35px;
	font-weight: 600;
	text-align: center;
	transition: all 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
	color: var(--bs-body-color);
	}

	.wrapper .slide-controls {
	position: relative;
	display: flex;
	height: 50px;
	width: 100%;
	overflow: hidden;
	margin: 30px 0 10px 0;
	justify-content: space-between;
	border: 1px solid var(--bs-border-color);
	border-radius: 15px;
	}

	.slide-controls .slide {
	height: 100%;
	width: 100%;
	color: var(--bs-body-color);
	font-size: 18px;
	font-weight: 500;
	text-align: center;
	line-height: 48px;
	cursor: pointer;
	z-index: 1;
	transition: all 0.6s ease;
	}

	.slide-controls label.signup{
	color: var(--bs-body-color);
	}

	.slide-controls .slider-tab {
	position: absolute;
	height: 100%;
	width: 50%;
	left: 0;
	z-index: 0;
	border-radius: 15px;
	background: var(--gakr-blue);
	transition: all 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
	}

	input[type="radio"]{
	display: none;
	}

	#signup:checked ~ .slider-tab{
	left: 50%;
	}
	#signup:checked ~ label.signup{
	color: #fff;
	cursor: default;
	user-select: none;
	}
	#signup:checked ~ label.login{
	color: var(--bs-body-color);
	}
	#login:checked ~ label.signup{
	color: var(--bs-body-color);
	}
	#login:checked ~ label.login{
	color: #fff;
	cursor: default;
	user-select: none;
	}

	.wrapper .form-container {
	width: 100%;
	overflow: hidden;
	}

	.form-container .form-inner {
	display: flex;
	width: 200%;
	}

	.form-container .form-inner form {
	width: 50%;
	transition: all 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
	}

	.form-inner form .field {
	height: 50px;
	width: 100%;
	margin-top: 20px;
	position: relative;
	}

	.form-inner form .field:has(+ .field.btn) {
	margin-bottom: 25px;
	}

	.form-inner form .field input{
	height: 100%;
	width: 100%;
	outline: none;
	padding-left: 15px;
	border-radius: 15px;
	border: 1px solid var(--bs-border-color);
	border-bottom-width: 2px;
	font-size: 17px;
	transition: all 0.3s ease;
	color: var(--bs-body-color);
	background-color: var(--bs-body-bg);
	}

	.form-inner form .field input.error {
	border-color: red;
	}

	.form-inner form .field input::placeholder{
	color: var(--bs-secondary-color);
	transition: all 0.3s ease;
	}

	form .field input:focus::placeholder{
	color: var(--gakr-blue);
	}

	.form-inner form .pass-link{
	margin-top: 5px;
	font-size: 0.9rem;
	text-align: right; /* Align to right */
	}

	.form-inner form .signup-link{
	text-align: center;
	margin-top: 30px;
	font-size: 0.9rem;
	}

	.form-inner form .pass-link a,
	.form-inner form .signup-link a{
	color: var(--gakr-blue);
	text-decoration: none;
	transition: color 0.2s ease-in-out;
	}

	.form-inner form .pass-link a:hover,
	form-inner form .signup-link a:hover{
	text-decoration: underline;
	color: var(--gakr-blue-dark);
	}

	form .btn {
	height: 50px;
	width: 100%;
	margin-top: 20px;
	border-radius: 15px;
	position: relative;
	overflow: hidden;
	background: none;
	transition: none;
	}

	form .btn input[type="submit"] {
	height: 100%;
	width: 100%;
	z-index: 1;
	position: relative;
	background: var(--gakr-blue);
	border: none;
	color: #fff;
	padding: 0;
	border-radius: 15px;
	font-size: 20px;
	font-weight: 500;
	cursor: pointer;
	transition: background-color 0.2s ease-in-out, transform 0.1s ease-in-out;
	display: flex;
	align-items: center;
	justify-content: center;
	}

	form .btn input[type="submit"]:hover {
	background-color: var(--gakr-blue-dark);
	}

	form .btn input[type="submit"]:active {
	transform: scale(0.98);
	transition: background-color 0s, transform 0.1s;
	}

	.error-message {
	color: red;
	font-size: 0.8rem;
	margin-top: 4px;
	position: absolute;
	bottom: -18px;
	left: 15px;
	white-space: nowrap;
	}

	.form-message {
	text-align: center;
	margin-top: 20px;
	font-size: 0.9rem;
	min-height: 1.2em;
	}

	.form-message.success {
	color: green;
	}

	.form-message.error {
	color: red;
	}

	.loading-spinner {
	display: inline-block;
	width: 18px;
	height: 18px;
	border: 3px solid rgba(255, 255, 255, .3);
	border-radius: 50%;
	border-top-color: #fff;
	animation: spin 1s ease-in-out infinite;
	margin-left: 10px;
	vertical-align: middle;
	}

	@keyframes spin {
	to { -webkit-transform: rotate(360deg); }
	}

	.form-inner form .btn input[type="submit"]:disabled {
	opacity: 0.7;
	cursor: not-allowed;
	position: relative;
	}

	/* --- Modal Styles --- */
	.modal-overlay {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.6); /* Semi-transparent black overlay */
	display: flex;
	justify-content: center;
	align-items: center;
	z-index: 100; /* On top of everything */
	visibility: hidden; /* Hidden by default */
	opacity: 0;
	transition: visibility 0s, opacity 0.3s ease-in-out;
	}

	.modal-overlay.show {
	visibility: visible;
	opacity: 1;
	}

	.modal-content {
	background-color: var(--bs-body-bg);
	padding: 30px;
	border-radius: 15px;
	box-shadow: 0px 5px 20px rgba(0, 0, 0, 0.7);
	text-align: center;
	max-width: 350px;
	width: 80%;
	transform: translateY(-20px); /* Slight animation on show */
	transition: transform 0.3s ease-in-out;
	}

	.modal-overlay.show .modal-content {
	transform: translateY(0);
	}

	.modal-message {
	font-size: 1.1rem;
	margin-bottom: 25px;
	color: var(--bs-body-color);
	}
	.modal-message p {
	margin-bottom: 10px; /* Spacing for paragraphs in modal message */
	line-height: 1.4;
	}
	.modal-message strong {
	font-size: 1.2rem; /* Heading for attempts message */
	display: block;
	margin-bottom: 15px;
	}
	.modal-message ul {
	list-style: none;
	padding: 0;
	margin-bottom: 20px;
	}
	.modal-message ul li {
	margin-bottom: 8px;
	font-size: 1rem;
	}


	.modal-button {
	background-color: var(--gakr-blue);
	color: #fff;
	border: none;
	padding: 10px 25px;
	border-radius: 10px;
	font-size: 1rem;
	cursor: pointer;
	transition: background-color 0.2s ease-in-out, transform 0.1s ease-in-out;
	}

	.modal-button:hover {
	background-color: var(--gakr-blue-dark);
	}

	.modal-button:active {
	transform: scale(0.98);
	}

	.modal-buttons-stacked {
	display: flex;
	flex-direction: column; /* Stack buttons vertically */
	gap: 10px;
	margin-top: 20px;
	}

	.modal-buttons-stacked .modal-button {
	width: 100%; /* Make buttons full width */
	}

	.modal-buttons-inline {
	display: flex;
	justify-content: space-between; /* Space them out */
	gap: 15px;
	margin-top: 20px;
	}
	.modal-buttons-inline .modal-button {
	flex-grow: 1; /* Allow buttons to grow to fill space */
	max-width: none; /* Override max-width from .modal-buttons */
	}


	/* Eye icon styles */
	.field .toggle-password {
	position: absolute;
	right: 15px;
	top: 50%;
	transform: translateY(-50%);
	cursor: pointer;
	color: var(--bs-secondary-color);
	font-size: 0.9rem;
	}

	.field .toggle-password:hover {
	color: var(--gakr-blue);
	}

	/* Added styles for Forgot/Reset Modals */
	.modal-form {
	text-align: left;
	margin-top: 20px;
	}
	.modal-form .field {
	margin-bottom: 15px;
	height: auto; /* Override default field height */
	}
	.modal-form label {
	display: block;
	margin-bottom: 5px;
	font-size: 0.9rem;
	color: var(--bs-body-color);
	}
	.otp-input-container {
	display: flex;
	gap: 5px;
	justify-content: center;
	margin-bottom: 10px;
	}
	.otp-digit {
	width: 40px;
	height: 40px;
	text-align: center;
	border: 1px solid var(--bs-border-color);
	border-radius: 5px;
	font-size: 1.2rem;
	background-color: var(--bs-body-bg);
	color: var(--bs-body-color);
	}
	.otp-digit:focus {
	border-color: var(--gakr-blue);
	outline: none;
	}
	.modal-form .error-message {
	position: static; /* Remove absolute positioning */
	margin-top: 5px;
	margin-left: 0;
	white-space: normal; /* Allow message to wrap */
	}
	.modal-buttons {
	display: flex;
	justify-content: center;
	gap: 15px;
	margin-top: 20px;
	}
	.modal-buttons button {
	width: 100%;
	max-width: 150px;
	}

	/* Header styles */
	.gakr-chat-header {
	padding: 0.75rem 1.5rem;
	display: flex;
	justify-content: space-between;
	align-items: center;
	border-bottom: 1px solid var(--bs-border-color);
	height: 64px;
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	width: 100%;
	background-color: var(--bs-body-bg);
	z-index: 10;
	}

	.gakr-logo-area {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	}

	.gakr-brand-logo {
	width: 24px;
	height: 24px;
	display: flex;
	align-items: center;
	justify-content: center;
	}

	.gakr-brand-text {
	font-size: 1.25rem;
	font-weight: 500;
	color: var(--gakr-blue);
	}

	.gakr-nav-controls {
	display: flex;
	align-items: center;
	}

	.gakr-login-button {
	color: var(--gakr-blue);
	text-decoration: none;
	background: transparent;
	border: 1px solid var(--gakr-blue);
	padding: 0.5rem 1rem;
	border-radius: 50px;
	font-size: 0.9rem;
	transition: background-color 0.2s;
	}

	.gakr-login-button:hover {
	background-color: rgba(66, 133, 244, 0.1);
	}

	.gakr-profile-button {
	color: var(--gakr-blue);
	text-decoration: none;
	background: transparent;
	border: none;
	padding: 0.5rem 1rem;
	border-radius: 50px;
	font-size: 0.9rem;
	transition: background-color 0.2s;
	display: flex;
	align-items: center;
	gap: 0.5rem;
	}

	.gakr-profile-button:hover {
	background-color: rgba(66, 133, 244, 0.1);
	}
	</style>
	</head>
	<body>
	<header class="gakr-chat-header">
	<div class="gakr-logo-area">
	<a href="/" class="gakr-brand-logo">
	<i class="fas fa-robot" style="color: var(--gakr-blue);"></i>
	</a>
	<a href="/" class="gakr-brand-text" style="text-decoration: none;">GAKR AI</a>
	</div>

	<div class="gakr-nav-controls" id="authButtonContainer">
	<a href="/auth" class="gakr-login-button">Sign in / Register</a>
	</div>
	</header>

	<div class="wrapper">
	<div class="title-text">
	<div class="title login">Login Form</div>
	<div class="title signup">Signup Form</div>
	</div>
	<div class="form-container">
	<div class="slide-controls">
	<input type="radio" name="slide" id="login" checked>
	<input type="radio" name="slide" id="signup">
	<label for="login" class="slide login">Login</label>
	<label for="signup" class="slide signup">Signup</label>
	<div class="slider-tab"></div>
	</div>
	<div class="form-inner">
	<form action="#" class="login" id="loginForm">
	<div class="field">
	<input type="text" placeholder="Username or Email" required id="loginUsernameOrEmail" name="username_or_email">
	<div class="error-message" id="loginUsernameOrEmailError"></div>
	</div>
	<div class="field">
	<input type="password" placeholder="Password" required id="loginPassword" name="password">
	<span class="toggle-password fa-solid fa-eye-slash"></span>
	<div class="error-message" id="loginPasswordError"></div>
	</div>
	<div class="pass-link"><a href="#" id="forgotPasswordLink">Forgot password?</a></div>
	<div class="field btn">
	<input type="submit" value="Login">
	</div>
	<div class="signup-link">Not a member? <a href="">Signup now</a></div>
	</form>
	<form action="#" class="signup" id="signupForm">
	<div class="field">
	<input type="text" placeholder="Name" required id="signupName" name="name">
	<div class="error-message" id="signupNameError"></div>
	</div>
	<div class="field">
	<input type="text" placeholder="Email Address" required id="signupEmail" name="email">
	<div class="error-message" id="signupEmailError"></div>
	</div>
	<div class="field">
	<input type="password" placeholder="Password" required id="signupPassword" name="password">
	<span class="toggle-password fa-solid fa-eye-slash"></span>
	<div class="error-message" id="signupPasswordError"></div>
	</div>
	<div class="field">
	<input type="password" placeholder="Confirm password" required id="signupConfirmPassword" name="confirm_password">
	<span class="toggle-password fa-solid fa-eye-slash"></span>
	<div class="error-message" id="signupConfirmPasswordError"></div>
	</div>
	<div class="field btn">
	<input type="submit" value="Signup">
	</div>
	</form>
	</div>
	</div>
	<div class="form-message" id="generalFormMessage"></div>
	</div>

	<div class="modal-overlay" id="customModal">
	<div class="modal-content">
	<div class="modal-message" id="modalMessage"></div>
	<div id="modalButtonsContainer" class="modal-buttons">
	</div>
	</div>
	</div>

	<div class="modal-overlay" id="forgotPasswordRequestModal">
	<div class="modal-content" style="max-width: 450px;">
	<h3 style="text-align: center; margin-bottom: 20px; color: var(--gakr-blue);">Reset Password</h3>
	<p class="modal-message" id="forgotModalMessage" style="text-align: center; margin-bottom: 25px;">Enter your registered email address to receive a password reset code.</p>

	<form id="forgotPasswordRequestForm" class="modal-form">
	<div class="field" style="margin-bottom: 30px;">
	<label for="forgotEmail" style="display: block; margin-bottom: 8px; font-weight: 500; color: var(--bs-body-color);">Email Address:</label>
	<input type="email" id="forgotEmail" name="email" required style="width: 100%; padding: 12px; border: 2px solid var(--bs-border-color); border-radius: 8px; font-size: 16px; background-color: var(--bs-body-bg); color: var(--bs-body-color);" placeholder="Enter your email">
	<div class="error-message" id="forgotEmailError" style="margin-top: 8px;"></div>
	</div>
	<div class="modal-buttons-stacked">
	<button type="submit" class="modal-button" id="forgotSubmitButton" style="width: 100%; padding: 12px; font-size: 16px;">Send Reset Code</button>
	<button type="button" class="modal-button" id="forgotCancelButton" style="width: 100%; padding: 12px; font-size: 16px; background-color: var(--bs-secondary-color); margin-top: 10px;">Cancel</button>
	</div>
	</form>

	<div id="otpSection" style="display: none;">
	<h3 style="text-align: center; margin-bottom: 20px; color: var(--gakr-blue);">Enter Verification Code</h3>
	<p style="text-align: center; margin-bottom: 25px; color: var(--bs-secondary-color);">We've sent a 8-digit code to your email. Enter it below to continue.</p>
	<form id="verifyOtpForm" class="modal-form">
	<div class="field" style="margin-bottom: 30px;">
	<label style="display: block; margin-bottom: 15px; font-weight: 500; color: var(--bs-body-color); text-align: center;">Verification Code:</label>
	<div class="otp-input-container" style="display: flex; justify-content: center; gap: 8px; margin-bottom: 10px;">
	<input type="text" class="otp-digit" maxlength="1" pattern="\d" required style="width: 45px; height: 50px; text-align: center; font-size: 20px; font-weight: bold; border: 2px solid var(--bs-border-color); border-radius: 8px; background-color: var(--bs-body-bg); color: var(--bs-body-color);">
	<input type="text" class="otp-digit" maxlength="1" pattern="\d" required style="width: 45px; height: 50px; text-align: center; font-size: 20px; font-weight: bold; border: 2px solid var(--bs-border-color); border-radius: 8px; background-color: var(--bs-body-bg); color: var(--bs-body-color);">
	<input type="text" class="otp-digit" maxlength="1" pattern="\d" required style="width: 45px; height: 50px; text-align: center; font-size: 20px; font-weight: bold; border: 2px solid var(--bs-border-color); border-radius: 8px; background-color: var(--bs-body-bg); color: var(--bs-body-color);">
	<input type="text" class="otp-digit" maxlength="1" pattern="\d" required style="width: 45px; height: 50px; text-align: center; font-size: 20px; font-weight: bold; border: 2px solid var(--bs-border-color); border-radius: 8px; background-color: var(--bs-body-bg); color: var(--bs-body-color);">
	<input type="text" class="otp-digit" maxlength="1" pattern="\d" required style="width: 45px; height: 50px; text-align: center; font-size: 20px; font-weight: bold; border: 2px solid var(--bs-border-color); border-radius: 8px; background-color: var(--bs-body-bg); color: var(--bs-body-color);">
	<input type="text" class="otp-digit" maxlength="1" pattern="\d" required style="width: 45px; height: 50px; text-align: center; font-size: 20px; font-weight: bold; border: 2px solid var(--bs-border-color); border-radius: 8px; background-color: var(--bs-body-bg); color: var(--bs-body-color);">
	<input type="text" class="otp-digit" maxlength="1" pattern="\d" required style="width: 45px; height: 50px; text-align: center; font-size: 20px; font-weight: bold; border: 2px solid var(--bs-border-color); border-radius: 8px; background-color: var(--bs-body-bg); color: var(--bs-body-color);">
	<input type="text" class="otp-digit" maxlength="1" pattern="\d" required style="width: 45px; height: 50px; text-align: center; font-size: 20px; font-weight: bold; border: 2px solid var(--bs-border-color); border-radius: 8px; background-color: var(--bs-body-bg); color: var(--bs-body-color);">
	</div>
	<input type="hidden" id="otpInput" name="otp">
	<div class="error-message" id="otpError" style="text-align: center; margin-top: 10px;"></div>
	</div>
	<div class="modal-buttons-stacked">
	<button type="submit" class="modal-button" id="verifyOtpButton" style="width: 100%; padding: 12px; font-size: 16px;">Verify Code</button>
	<button type="button" class="modal-button" id="resendOtpButton" style="width: 100%; padding: 12px; font-size: 16px; margin-top: 10px;">Send Code Again</button>
	<button type="button" class="modal-button" id="otpCancelButton" style="width: 100%; padding: 12px; font-size: 16px; background-color: var(--bs-secondary-color); margin-top: 10px;">Cancel</button>
	</div>
	</form>
	</div>
	</div>
	</div>

	<div class="modal-overlay" id="resetPasswordModal">
	<div class="modal-content">
	<p class="modal-message">Enter your new password.</p>
	<form id="resetPasswordForm" class="modal-form">
	<div class="field">
	<label for="resetEmail">Email:</label>
	<input type="email" id="resetEmail" name="email" required readonly style="background-color: var(--bs-secondary-bg); cursor: not-allowed;">
	<div class="error-message" id="resetEmailError"></div>
	</div>
	<div class="field">
	<label for="newPassword">New Password:</label>
	<input type="password" id="newPassword" name="new_password" required>
	<span class="toggle-password fa-solid fa-eye-slash"></span>
	<div class="error-message" id="newPasswordError"></div>
	</div>
	<div class="field">
	<label for="confirmNewPassword">Confirm New Password:</label>
	<input type="password" id="confirmNewPassword" name="confirm_new_password" required>
	<span class="toggle-password fa-solid fa-eye-slash"></span>
	<div class="error-message" id="confirmNewPasswordError"></div>
	</div>
	<div class="modal-buttons-stacked">
	<button type="submit" class="modal-button" id="resetSubmitButton">Reset Password</button>
	<button type="button" class="modal-button" id="resetCancelButton" style="background-color: var(--bs-secondary-color);">Cancel</button>
	</div>
	</form>
	</div>
	</div>

	<script>
	document.addEventListener('DOMContentLoaded', function() {
	// --- Authentication Status Check ---
	function updateAuthButton() {
	const authButtonContainer = document.getElementById('authButtonContainer');
	const userIsLoggedIn = localStorage.getItem('isLoggedIn') === 'true';

	if (userIsLoggedIn) {
	authButtonContainer.innerHTML = `
	<a href="/profile" class="gakr-profile-button">
	<i class="fas fa-user-circle me-2"></i>Profile
	</a>
	`;
	const profileButton = authButtonContainer.querySelector('.gakr-profile-button');
	if (profileButton) {
	profileButton.addEventListener('click', function(event) {
	console.log("Profile button clicked!");
	});
	}
	} else {
	authButtonContainer.innerHTML = `
	<a href="/auth" class="gakr-login-button">Sign in / Register</a>
	`;
	}
	}

	updateAuthButton();
	window.addEventListener('focus', updateAuthButton);
	window.addEventListener('storage', updateAuthButton);

	const loginText = document.querySelector(".title-text .login");
	const loginFormDiv = document.querySelector("form.login");
	const signupLink = document.querySelector("form .signup-link a");
	const loginRadio = document.getElementById('login');
	const signupRadio = document.getElementById('signup');

	const loginForm = document.getElementById('loginForm');
	const signupForm = document.getElementById('signupForm');

	// Existing form inputs and error displays
	const loginUsernameOrEmailInput = document.getElementById('loginUsernameOrEmail');
	const loginPasswordInput = document.getElementById('loginPassword');
	const loginSubmitButton = loginForm ? loginForm.querySelector('input[type="submit"]') : null;

	const signupNameInput = document.getElementById('signupName');
	const signupEmailInput = document.getElementById('signupEmail');
	const signupPasswordInput = document.getElementById('signupPassword');
	const signupConfirmPasswordInput = document.getElementById('signupConfirmPassword');
	const signupSubmitButton = signupForm ? signupForm.querySelector('input[type="submit"]') : null;

	const loginUsernameOrEmailError = document.getElementById('loginUsernameOrEmailError');
	const loginPasswordError = document.getElementById('loginPasswordError');

	const signupNameError = document.getElementById('signupNameError');
	const signupEmailError = document.getElementById('signupEmailError');
	const signupPasswordError = document.getElementById('signupPasswordError');
	const signupConfirmPasswordError = document.getElementById('signupConfirmPasswordError');

	const generalFormMessage = document.getElementById('generalFormMessage');

	// Modal elements (main alert modal)
	const customModal = document.getElementById('customModal');
	const modalMessageDiv = document.getElementById('modalMessage');
	const modalButtonsContainer = document.getElementById('modalButtonsContainer');

	// OTP digit inputs
	const otpDigits = document.querySelectorAll('.otp-digit');
	otpDigits.forEach((input, index) => {
	input.addEventListener('input', function() {
	if (this.value.length === 1 && index < otpDigits.length - 1) {
	otpDigits[index + 1].focus();
	}
	});
	input.addEventListener('keydown', function(e) {
	if (e.key === 'Backspace' && this.value === '' && index > 0) {
	otpDigits[index - 1].focus();
	}
	});
	});
	const forgotPasswordLink = document.getElementById('forgotPasswordLink');
	const forgotPasswordRequestModal = document.getElementById('forgotPasswordRequestModal'); // The main overlay for forgot/otp
	const forgotModalMessage = document.getElementById('forgotModalMessage'); // Message within the forgot/otp modal

	// Elements for Step 1: Request Email
	const forgotPasswordRequestForm = document.getElementById('forgotPasswordRequestForm');
	const forgotEmailInput = document.getElementById('forgotEmail');
	const forgotEmailError = document.getElementById('forgotEmailError');
	const forgotSubmitButton = document.getElementById('forgotSubmitButton');
	const forgotCancelButton = document.getElementById('forgotCancelButton');

	// Elements for Step 2: Enter OTP
	const otpSection = document.getElementById('otpSection'); // The container for OTP input and buttons
	const verifyOtpForm = document.getElementById('verifyOtpForm');
	const otpInput = document.getElementById('otpInput');
	const otpError = document.getElementById('otpError');
	const verifyOtpButton = document.getElementById('verifyOtpButton');
	const resendOtpButton = document.getElementById('resendOtpButton');
	const otpCancelButton = document.getElementById('otpCancelButton');

	// Reset Password Modal elements (Step 3: New Password)
	const resetPasswordModal = document.getElementById('resetPasswordModal');
	const resetPasswordForm = document.getElementById('resetPasswordForm');
	const resetEmailInput = document.getElementById('resetEmail'); // Hidden but read-only email field
	const newPasswordInput = document.getElementById('newPassword');
	const confirmNewPasswordInput = document.getElementById('confirmNewPassword');
	const resetEmailError = document.getElementById('resetEmailError'); // Error for reset email (should be rare)
	const newPasswordError = document.getElementById('newPasswordError');
	const confirmNewPasswordError = document.getElementById('confirmNewPasswordError');
	const resetSubmitButton = document.getElementById('resetSubmitButton');
	const resetCancelButton = document.getElementById('resetCancelButton');

	// New: Login Attempt Counter
	let loginAttempts = 0;
	const MAX_LOGIN_ATTEMPTS = 3;

	// Stores the email across the forgot password/OTP/reset flow
	let currentForgotEmail = '';

	// Resend OTP cooldown variables
	let resendCooldown = 0;
	let resendInterval = null;

	// Function to start resend cooldown timer
	function startResendCooldown() {
	resendCooldown = 60; // 60 seconds
	resendOtpButton.disabled = true;
	resendOtpButton.textContent = `Send Again (60s)`;
	resendOtpButton.style.backgroundColor = 'var(--bs-secondary-color)'; // Gray during cooldown

	resendInterval = setInterval(() => {
	resendCooldown--;
	if (resendCooldown > 0) {
	resendOtpButton.textContent = `Send Again (${resendCooldown}s)`;
	} else {
	clearInterval(resendInterval);
	resendInterval = null;
	resendOtpButton.disabled = false;
	resendOtpButton.textContent = 'Send Code Again';
	resendOtpButton.style.backgroundColor = ''; // Reset to default (primary blue)
	}
	}, 1000);
	}

	// Function to clear all error messages and input error classes
	function clearErrors(formType = 'all') {
	if (formType === 'all' \|\| formType === 'main') {
	document.querySelectorAll('.error-message').forEach(el => el.textContent = '');
	document.querySelectorAll('.form-inner form .field input').forEach(el => el.classList.remove('error'));
	if (generalFormMessage) {
	generalFormMessage.textContent = '';
	generalFormMessage.className = 'form-message';
	}
	}
	if (formType === 'all' \|\| formType === 'forgot') {
	if (forgotEmailError) forgotEmailError.textContent = '';
	if (forgotEmailInput) forgotEmailInput.classList.remove('error');
	// Also clear the general forgotModalMessage when resetting for new flow
	if (forgotModalMessage) forgotModalMessage.innerHTML = 'Enter your registered email to request a password reset.';
	}
	if (formType === 'all' \|\| formType === 'otp') {
	if (otpError) otpError.textContent = '';
	if (otpInput) otpInput.classList.remove('error');
	}
	if (formType === 'all' \|\| formType === 'reset') {
	if (resetEmailError) resetEmailError.textContent = '';
	if (newPasswordError) newPasswordError.textContent = '';
	if (confirmNewPasswordError) confirmNewPasswordError.textContent = '';
	if (resetEmailInput) resetEmailInput.classList.remove('error');
	if (newPasswordInput) newPasswordInput.classList.remove('error');
	if (confirmNewPasswordInput) confirmNewPasswordInput.classList.remove('error');
	}
	}

	// Function to display general form-level message (below the forms)
	function displayFormMessage(message, type = 'info') {
	if (generalFormMessage) {
	generalFormMessage.textContent = message;
	generalFormMessage.className = 'form-message ' + type;
	}
	}

	// Universal modal display function
	function showCustomModal(modalElement) {
	modalElement.classList.add('show');
	}

	// Universal modal hide function
	function hideCustomModal(modalElement) {
	modalElement.classList.remove('show');
	clearErrors(); // Clear all errors when any modal is hidden
	}

	// Function to show a flexible custom modal (for general alerts/info)
	function showFlexibleModal(messageHTML, buttonsConfig, callback = null) {
	modalMessageDiv.innerHTML = messageHTML;
	modalButtonsContainer.innerHTML = ''; // Clear previous buttons

	if (buttonsConfig && buttonsConfig.length > 0) {
	const isInline = buttonsConfig.every(btn => !btn.newline);
	modalButtonsContainer.className = isInline ? 'modal-buttons-inline' : 'modal-buttons-stacked';

	buttonsConfig.forEach(btnConf => {
	const button = document.createElement('button');
	button.className = 'modal-button';
	button.textContent = btnConf.text;
	if (btnConf.style) {
	button.style = btnConf.style;
	}
	button.onclick = function() {
	hideCustomModal(customModal);
	if (btnConf.action && typeof btnConf.action === 'function') {
	btnConf.action();
	}
	if (callback && typeof callback === 'function') {
	callback();
	}
	};
	modalButtonsContainer.appendChild(button);
	});
	} else {
	const okButton = document.createElement('button');
	okButton.className = 'modal-button';
	okButton.textContent = 'OK';
	okButton.onclick = function() {
	hideCustomModal(customModal);
	if (callback && typeof callback === 'function') {
	callback();
	}
	};
	modalButtonsContainer.classList.remove('modal-buttons-inline', 'modal-buttons-stacked');
	modalButtonsContainer.classList.add('modal-buttons');
	modalButtonsContainer.appendChild(okButton);
	}
	showCustomModal(customModal);
	}

	// Slide logic
	function slideToSignup() {
	if (loginFormDiv && loginText) {
	loginFormDiv.style.marginLeft = "-50%";
	loginText.style.marginLeft = "-50%";
	clearErrors('main');
	}
	}

	function slideToLogin() {
	if (loginFormDiv && loginText) {
	loginFormDiv.style.marginLeft = "0%";
	loginText.style.marginLeft = "0%";
	clearErrors('main');
	}
	}

	// Event listeners for radio buttons and signup link
	if (signupRadio) {
	signupRadio.addEventListener('change', function() {
	if (this.checked) {
	slideToSignup();
	}
	});
	}

	if (loginRadio) {
	loginRadio.addEventListener('change', function() {
	if (this.checked) {
	slideToLogin();
	}
	});
	}

	if (signupLink && signupRadio) {
	signupLink.onclick = ((e) => {
	e.preventDefault();
	signupRadio.checked = true;
	slideToSignup();
	});
	}

	// Handle URL parameter for initial tab
	const urlParams = new URLSearchParams(window.location.search);
	const showSignup = urlParams.get('signup');

	if (showSignup === 'true') {
	if (signupRadio) {
	signupRadio.checked = true;
	slideToSignup();
	}
	} else {
	if (loginRadio) {
	loginRadio.checked = true;
	slideToLogin();
	}
	}

	// Function to toggle password visibility
	function setupPasswordToggle(passwordInput, toggleIcon) {
	if (passwordInput && toggleIcon) {
	toggleIcon.addEventListener('click', function() {
	const type = passwordInput.getAttribute('type') === 'password' ? 'text' : 'password';
	passwordInput.setAttribute('type', type);
	this.classList.toggle('fa-eye');
	this.classList.toggle('fa-eye-slash');
	});
	}
	}

	// Setup password toggles for all password fields
	setupPasswordToggle(loginPasswordInput, document.querySelector('#loginForm .toggle-password'));
	setupPasswordToggle(signupPasswordInput, document.querySelector('#signupForm #signupPassword + .toggle-password'));
	setupPasswordToggle(signupConfirmPasswordInput, document.querySelector('#signupForm #signupConfirmPassword + .toggle-password'));
	setupPasswordToggle(newPasswordInput, document.querySelector('#resetPasswordForm #newPassword + .toggle-password'));
	setupPasswordToggle(confirmNewPasswordInput, document.querySelector('#resetPasswordForm #confirmNewPassword + .toggle-password'));


	// Login Form Submission Handler
	if (loginForm) {
	loginForm.addEventListener('submit', async function(event) {
	event.preventDefault();
	clearErrors('main'); // Clear main form errors

	// Only proceed if login attempts are below limit
	if (loginAttempts >= MAX_LOGIN_ATTEMPTS) {
	showLoginAttemptsLimitModal();
	return; // Stop submission
	}

	let isValid = true;

	const usernameOrEmail = loginUsernameOrEmailInput.value.trim();
	const password = loginPasswordInput.value.trim();

	if (usernameOrEmail === '') {
	isValid = false;
	loginUsernameOrEmailError.textContent = 'Username or Email is required';
	loginUsernameOrEmailInput.classList.add('error');
	}
	if (password === '') {
	isValid = false;
	loginPasswordError.textContent = 'Password is required';
	loginPasswordInput.classList.add('error');
	}

	if (isValid) {
	// Check if user exists
	try {
	const checkResponse = await fetch('/api/check_user', {
	method: 'POST',
	headers: { 'Content-Type': 'application/json' },
	body: JSON.stringify({ identifier: usernameOrEmail })
	});
	const checkData = await checkResponse.json();
	if (!checkData.exists) {
	loginUsernameOrEmailError.textContent = 'User does not exist.';
	loginUsernameOrEmailInput.classList.add('error');
	return;
	}
	} catch (error) {
	console.error('Error checking user:', error);
	// Proceed anyway
	}
	submitFormData(event.target, loginSubmitButton, '/api/login', 'main');
	}
	});
	}

	// Signup Form Submission Handler
	if (signupForm) {
	signupForm.addEventListener('submit', async function(event) {
	event.preventDefault();
	clearErrors('main');

	let isValid = true;

	const name = signupNameInput.value.trim();
	const email = signupEmailInput.value.trim();
	const password = signupPasswordInput.value.trim();
	const confirmPassword = signupConfirmPasswordInput.value.trim();

	if (name === '') {
	isValid = false;
	signupNameError.textContent = 'Name is required';
	signupNameInput.classList.add('error');
	}

	if (email === '') {
	isValid = false;
	signupEmailError.textContent = 'Email is required';
	signupEmailInput.classList.add('error');
	} else if (!isValidEmail(email)) {
	isValid = false;
	signupEmailError.textContent = 'Enter a valid email address';
	signupEmailInput.classList.add('error');
	}

	if (password === '') {
	isValid = false;
	signupPasswordError.textContent = 'Password is required';
	signupPasswordInput.classList.add('error');
	} else if (password.length < 6) {
	isValid = false;
	signupPasswordError.textContent = 'Password must be at least 6 characters';
	signupPasswordInput.classList.add('error');
	}

	if (confirmPassword === '') {
	isValid = false;
	signupConfirmPasswordError.textContent = 'Confirm password is required';
	signupConfirmPasswordInput.classList.add('error');
	} else if (password !== confirmPassword) {
	isValid = false;
	signupConfirmPasswordError.textContent = 'Passwords do not match';
	signupConfirmPasswordInput.classList.add('error');
	signupPasswordInput.classList.add('error');
	}

	if (isValid) {
	// Check if user already exists
	try {
	const checkResponse = await fetch('/api/check_user', {
	method: 'POST',
	headers: { 'Content-Type': 'application/json' },
	body: JSON.stringify({ identifier: email })
	});
	const checkData = await checkResponse.json();
	if (checkData.exists) {
	signupEmailError.textContent = 'Email already registered.';
	signupEmailInput.classList.add('error');
	return;
	}
	} catch (error) {
	console.error('Error checking user:', error);
	// Proceed anyway
	}
	submitFormData(event.target, signupSubmitButton, '/api/signup', 'main');
	}
	});
	}

	// Forgot Password Link Handler (Initial Click)
	if (forgotPasswordLink) {
	forgotPasswordLink.addEventListener('click', function(event) {
	event.preventDefault();
	clearErrors('forgot'); // Clear errors for email request
	clearErrors('otp'); // Clear errors for OTP section

	forgotPasswordRequestForm.reset(); // Clear email input
	otpInput.value = ''; // Clear OTP input
	// Reset the general message for the forgot password modal
	forgotModalMessage.innerHTML = 'Enter your registered email to request a password reset.';

	// Show the email request form and hide the OTP section
	forgotPasswordRequestForm.style.display = 'block';
	if (otpSection) otpSection.style.display = 'none'; // Ensure OTP section is hidden initially

	// Reset modal size for email input
	const modalContent = forgotPasswordRequestModal.querySelector('.modal-content');
	if (modalContent) {
	modalContent.style.maxWidth = '450px';
	}

	showCustomModal(forgotPasswordRequestModal);
	});
	}

	// Step 1: Forgot Password Request Form Submission Handler (Requests OTP)
	if (forgotPasswordRequestForm) {
	forgotPasswordRequestForm.addEventListener('submit', async function(event) {
	event.preventDefault();
	clearErrors('forgot'); // Clear errors specific to the email request form

	let isValid = true;
	const email = forgotEmailInput.value.trim();

	if (email === '') {
	isValid = false;
	forgotEmailError.textContent = 'Email is required.';
	forgotEmailInput.classList.add('error');
	} else if (!isValidEmail(email)) {
	isValid = false;
	forgotEmailError.textContent = 'Enter a valid email address.';
	forgotEmailInput.classList.add('error');
	}

	if (isValid) {
	forgotSubmitButton.disabled = true;
	forgotSubmitButton.innerHTML = '<span class="loading-spinner"></span> Sending OTP...';

	try {
	const response = await fetch('/api/forgot_password_request', {
	method: 'POST',
	headers: { 'Content-Type': 'application/json' },
	body: JSON.stringify({ email: email })
	});

	const result = await response.json();

	if (response.ok) {
	currentForgotEmail = email; // Store email for subsequent steps

	// Transition to OTP input section
	forgotPasswordRequestForm.style.display = 'none';
	if (otpSection) otpSection.style.display = 'block';
	otpInput.value = ''; // Clear previous OTP in case of resend

	// Increase modal size for OTP section
	const modalContent = forgotPasswordRequestModal.querySelector('.modal-content');
	if (modalContent) {
	modalContent.style.maxWidth = '550px';
	}

	// Update message for OTP section
	let messageText = `<p>An OTP has been sent to <strong>${email}</strong>. Please enter it below.</p>`;
	// Note: Do not display simulated OTP in production. This is for testing convenience.
	// if (result.simulated_otp) {
	// messageText += `<p><strong>SIMULATED OTP (FOR TESTING):</strong> ${result.simulated_otp}</p>`;
	// }
	forgotModalMessage.innerHTML = messageText;
	startResendCooldown(); // Start the cooldown timer for the resend button

	} else {
	// Handle different error types
	if (response.status === 404) {
	// Email not registered - show registration modal
	hideCustomModal(forgotPasswordRequestModal);
	showFlexibleModal(
	'<p>The email address you entered is not registered yet.</p><p>Please sign up to create an account.</p>',
	[
	{ text: 'Sign Up', action: () => {
	signupRadio.checked = true;
	slideToSignup();
	// Pre-fill the email in signup form
	signupEmailInput.value = email;
	}},
	{ text: 'Try Again', style: 'background-color: var(--bs-secondary-color);' }
	]
	);
	} else {
	// Other errors (400, 500) - show in modal
	result.status = response.status;
	displayModalFormErrors(result, forgotPasswordRequestForm, 'forgot');
	}
	}
	} catch (error) {
	console.error('Fetch error:', error);
	showFlexibleModal('<p>Network error. Could not request OTP. Please try again.</p>', [{ text: 'OK' }]);
	} finally {
	forgotSubmitButton.disabled = false;
	forgotSubmitButton.innerHTML = 'Request OTP';
	}
	}
	});
	}

	// Step 2: OTP Verification Form Submission Handler
	if (verifyOtpForm) {
	verifyOtpForm.addEventListener('submit', async function(event) {
	event.preventDefault();
	clearErrors('otp'); // Clear errors specific to the OTP verification form

	let isValid = true;
	const otpDigits = document.querySelectorAll('.otp-digit');
	const otp = Array.from(otpDigits).map(d => d.value).join('');

	if (otp.length !== 8 \|\| !/^\d{8}$/.test(otp)) {
	isValid = false;
	otpError.textContent = 'Please enter all 8 digits of the OTP.';
	otpDigits.forEach(d => d.classList.add('error'));
	}

	if (isValid) {
	otpInput.value = otp; // Set hidden input
	verifyOtpButton.disabled = true;
	verifyOtpButton.innerHTML = '<span class="loading-spinner"></span> Verifying...';

	try {
	const response = await fetch('/api/verify_otp', {
	method: 'POST',
	headers: { 'Content-Type': 'application/json' },
	body: JSON.stringify({ email: currentForgotEmail, otp: otp })
	});

	const result = await response.json();

	if (response.ok) {
	hideCustomModal(forgotPasswordRequestModal); // Hide the OTP modal
	resetEmailInput.value = currentForgotEmail; // Pre-fill email in new password form
	newPasswordInput.value = ''; // Clear new password field
	confirmNewPasswordInput.value = ''; // Clear confirm new password field
	showCustomModal(resetPasswordModal); // Show the new password modal

	} else {
	otpError.textContent = result.message \|\| 'OTP verification failed.';
	otpInput.classList.add('error');
	otpInput.classList.add('error'); // Ensure input field is marked
	// Update the main message area of the OTP modal if a general message is returned
	if (result.message) {
	forgotModalMessage.innerHTML = `<p>${result.message}</p>`;
	}
	}
	} catch (error) {
	console.error('Fetch error:', error);
	showFlexibleModal('<p>Network error. Could not verify OTP. Please try again.</p>', [{ text: 'OK' }]);
	} finally {
	verifyOtpButton.disabled = false;
	verifyOtpButton.innerHTML = 'Verify OTP';
	}
	}
	});
	}

	// Step 2: Resend OTP Button Handler
	if (resendOtpButton) {
	resendOtpButton.addEventListener('click', async function(event) {
	event.preventDefault();
	clearErrors('otp'); // Clear any previous OTP errors
	resendOtpButton.disabled = true;
	resendOtpButton.innerHTML = '<span class="loading-spinner"></span> Resending...';

	try {
	const response = await fetch('/api/forgot_password_request', {
	method: 'POST',
	headers: { 'Content-Type': 'application/json' },
	body: JSON.stringify({ email: currentForgotEmail })
	});

	const result = await response.json();

	if (response.ok) {
	let messageText = `<p>New OTP sent to <strong>${currentForgotEmail}</strong>. Please enter it below.</p>`;
	// if (result.simulated_otp) { // Again, remove in production
	// messageText += `<p><strong>SIMULATED OTP (FOR TESTING):</strong> ${result.simulated_otp}</p>`;
	// }
	forgotModalMessage.innerHTML = messageText;
	otpInput.value = ''; // Clear previous OTP
	otpInput.classList.remove('error'); // Clear error state
	otpError.textContent = ''; // Clear error message
	startResendCooldown(); // Start the cooldown timer
	} else {
	// If there's an error on resend, display it in the OTP section's error message
	otpError.textContent = result.message \|\| 'Failed to resend OTP.';
	otpInput.classList.add('error'); // Potentially highlight OTP input again
	if (result.message) {
	forgotModalMessage.innerHTML = `<p>${result.message}</p>`;
	}
	}
	} catch (error) {
	console.error('Fetch error:', error);
	showFlexibleModal('<p>Network error. Could not resend OTP. Please try again.</p>', [{ text: 'OK' }]);
	} finally {
	resendOtpButton.disabled = false;
	resendOtpButton.innerHTML = 'Send Again';
	}
	});
	}

	// Handlers for Cancel buttons in the forgot/reset modals
	if (forgotCancelButton) {
	forgotCancelButton.addEventListener('click', function() {
	hideCustomModal(forgotPasswordRequestModal);
	forgotPasswordRequestForm.reset();
	currentForgotEmail = ''; // Clear stored email
	clearErrors('forgot'); // Ensure all forgot-related errors are cleared
	// Clear resend cooldown
	if (resendInterval) {
	clearInterval(resendInterval);
	resendInterval = null;
	resendCooldown = 0;
	}
	// Reset resend button styling
	resendOtpButton.disabled = false;
	resendOtpButton.textContent = 'Send Code Again';
	resendOtpButton.style.backgroundColor = '';
	});
	}

	if (otpCancelButton) {
	otpCancelButton.addEventListener('click', function() {
	hideCustomModal(forgotPasswordRequestModal);
	verifyOtpForm.reset();
	currentForgotEmail = ''; // Clear stored email
	clearErrors('otp'); // Ensure all OTP-related errors are cleared
	// Clear resend cooldown
	if (resendInterval) {
	clearInterval(resendInterval);
	resendInterval = null;
	resendCooldown = 0;
	}
	// Reset resend button styling
	resendOtpButton.disabled = false;
	resendOtpButton.textContent = 'Send Code Again';
	resendOtpButton.style.backgroundColor = '';
	});
	}

	if (resetCancelButton) {
	resetCancelButton.addEventListener('click', function() {
	hideCustomModal(resetPasswordModal);
	resetPasswordForm.reset();
	currentForgotEmail = ''; // Clear stored email
	clearErrors('reset'); // Ensure all reset-related errors are cleared
	// Clear resend cooldown
	if (resendInterval) {
	clearInterval(resendInterval);
	resendInterval = null;
	resendCooldown = 0;
	}
	// Reset resend button styling
	resendOtpButton.disabled = false;
	resendOtpButton.textContent = 'Send Code Again';
	resendOtpButton.style.backgroundColor = '';
	});
	}

	// Step 3: Reset Password Form Submission Handler
	if (resetPasswordForm) {
	resetPasswordForm.addEventListener('submit', async function(event) {
	event.preventDefault();
	clearErrors('reset'); // Clear errors specific to the reset password form

	let isValid = true;
	const email = resetEmailInput.value.trim(); // This should be currentForgotEmail
	const newPassword = newPasswordInput.value.trim();
	const confirmNewPassword = confirmNewPasswordInput.value.trim();


	if (email === '') { // Should be pre-filled, but a final check
	isValid = false;
	resetEmailError.textContent = 'Email is required.';
	resetEmailInput.classList.add('error');
	} else if (!isValidEmail(email)) {
	isValid = false;
	resetEmailError.textContent = 'Invalid email format.'; // Should not happen if pre-filled correctly
	resetEmailInput.classList.add('error');
	}

	if (newPassword === '') {
	isValid = false;
	newPasswordError.textContent = 'New password is required.';
	newPasswordInput.classList.add('error');
	} else if (newPassword.length < 6) {
	isValid = false;
	newPasswordError.textContent = 'New password must be at least 6 characters.';
	newPasswordInput.classList.add('error');
	}

	if (confirmNewPassword === '') {
	isValid = false;
	confirmNewPasswordError.textContent = 'Confirm new password is required.';
	confirmNewPasswordInput.classList.add('error');
	} else if (newPassword !== confirmNewPassword) {
	isValid = false;
	confirmNewPasswordError.textContent = 'Passwords do not match.';
	confirmNewPasswordInput.classList.add('error');
	newPasswordInput.classList.add('error'); // Highlight both if they don't match
	}


	if (isValid) {
	resetSubmitButton.disabled = true;
	resetSubmitButton.innerHTML = '<span class="loading-spinner"></span> Resetting...';

	try {
	const response = await fetch('/api/reset_password', {
	method: 'POST',
	headers: { 'Content-Type': 'application/json' },
	body: JSON.stringify({ email: email, new_password: newPassword }) // Ensure correct variable name for new password
	});

	const result = await response.json();

	if (response.ok) {
	hideCustomModal(resetPasswordModal);
	resetPasswordForm.reset();
	currentForgotEmail = ''; // Clear stored email after successful reset
	// Clear resend cooldown
	if (resendInterval) {
	clearInterval(resendInterval);
	resendInterval = null;
	resendCooldown = 0;
	}
	// Reset resend button styling
	resendOtpButton.disabled = false;
	resendOtpButton.textContent = 'Send Code Again';
	resendOtpButton.style.backgroundColor = '';
	showFlexibleModal(
	'<p>Password reset successful. You can now login with your new password.</p>',
	[{ text: 'OK', action: () => {
	loginRadio.checked = true;
	slideToLogin();
	}}]
	);
	} else {
	// Display error messages from the backend
	result.status = response.status;
	displayModalFormErrors(result, resetPasswordForm, 'reset');
	if (result.message && (result.message.includes('OTP not verified') \|\| result.message.includes('not initiated'))) {
	showFlexibleModal(
	`<p>${result.message}</p><p>Please start the password reset process again.</p>`,
	[{ text: 'Start Over', action: () => {
	hideCustomModal(resetPasswordModal);
	forgotPasswordLink.click(); // Re-open the initial forgot password modal
	}}],
	null // No general callback
	);
	}
	}
	} catch (error) {
	console.error('Fetch error:', error);
	showFlexibleModal('<p>Network error. Could not reset password. Please try again.</p>', [{ text: 'OK' }]);
	} finally {
	resetSubmitButton.disabled = false;
	resetSubmitButton.innerHTML = 'Reset Password';
	}
	}
	});
	}

	// This function handles displaying errors from the backend for the main login/signup forms
	function handleMainFormErrors(result, formElement, endpoint) {
	if (endpoint === '/api/login') {
	if (result.message && (result.message.includes('Account not found') \|\| result.message.includes('Invalid credentials'))) {
	showFlexibleModal(
	`<p>${result.message}</p><p>If you are not registered, please sign up.</p>`,
	[{ text: 'Sign Up', action: () => {
	signupRadio.checked = true;
	slideToSignup();
	}}, { text: 'OK', style: 'background-color: var(--bs-secondary-color);' }]
	);
	}
	} else if (endpoint === '/api/signup') {
	if (result.message && (result.message.includes('Email already registered') \|\| result.message.includes('Username already taken'))) {
	showFlexibleModal(
	`<p>${result.message}</p><p>If you are already registered, please log in.</p>`,
	[{ text: 'Login', action: () => {
	loginRadio.checked = true;
	slideToLogin();
	}}, { text: 'OK', style: 'background-color: var(--bs-secondary-color);' }]
	);
	}
	}
	if (result.errors) {
	for (const field in result.errors) {
	let inputElement, errorElement;

	if (formElement.id === 'loginForm' && field === 'username_or_email') {
	inputElement = loginUsernameOrEmailInput;
	errorElement = loginUsernameOrEmailError;
	} else if (formElement.id === 'signupForm' && field === 'name') {
	inputElement = signupNameInput;
	errorElement = signupNameError;
	}
	else {
	// This handles password errors for login and email/password for signup
	// Need to be careful with field names. Example: if backend returns 'password' for signup.
	inputElement = formElement.querySelector(`[name="${field}"]`);
	// This assumes predictable error element IDs based on input IDs
	const inputId = inputElement ? inputElement.id : null;
	errorElement = inputId ? document.getElementById(`${inputId}Error`) : null;
	}

	if (errorElement) errorElement.textContent = result.errors[field];
	if (inputElement) inputElement.classList.add('error');
	}
	}
	}

	// Generic function for handling errors in modals (forgot, otp, reset)
	function displayModalFormErrors(result, formElement, formContext) {
	// Clear errors specific to the current modal's form context
	clearErrors(formContext);

	if (result.errors) {
	for (const field in result.errors) {
	// This is robust: Find the input element by its 'name' attribute
	const inputElement = formElement.querySelector(`[name="${field}"]`);
	// Then, find its associated error message element by looking for a sibling with the ID pattern
	const errorElement = inputElement ? document.getElementById(`${inputElement.id}Error`) : null;

	if (errorElement) errorElement.textContent = result.errors[field];
	if (inputElement) inputElement.classList.add('error');
	}
	}
	// Update the main message area of the modal if a general message is returned
	const targetModalMessage = formElement.closest('.modal-content').querySelector('.modal-message');
	if (targetModalMessage && result.message) {
	// Check if this is an error response (status codes 400-599 indicate errors)
	const isError = result.status >= 400 && result.status < 600;
	const messageClass = isError ? 'error-message' : '';
	targetModalMessage.innerHTML = `<p class="${messageClass}">${result.message}</p>`;
	}
	}

	// Main data submission function (unchanged for main forms, adapted for modals)
	async function submitFormData(formElement, submitButton, endpoint, formContext) {
	if (!formElement \|\| !submitButton \|\| !endpoint) {
	console.error("submitFormData called with missing arguments.");
	return;
	}

	const formData = new FormData(formElement);
	const data = {};
	for (let [key, value] of formData.entries()) {
	data[key] = value;
	}

	submitButton.disabled = true;
	if (formContext === 'main') {
	displayFormMessage("Submitting...", 'info');
	} else {
	// For modal buttons, update their innerHTML directly
	submitButton.innerHTML = '<span class="loading-spinner"></span> Submitting...';
	}

	try {
	const response = await fetch(endpoint, {
	method: 'POST',
	headers: {
	'Content-Type': 'application/json',
	},
	body: JSON.stringify(data),
	});

	const result = await response.json();

	if (response.ok) {
	if (formContext === 'main') {
	clearErrors('main');
	formElement.reset();
	displayFormMessage('', 'info'); // Clear "Submitting..." message
	loginAttempts = 0; // Reset login attempts on successful login

	if (endpoint === '/api/signup') {
	showFlexibleModal(
	'<p>Registration successful! Please log in.</p>',
	[{ text: 'OK', action: () => {
	loginRadio.checked = true;
	slideToLogin();
	const url = new URL(window.location);
	url.searchParams.delete('signup'); // Clean up URL
	window.history.replaceState({}, '', url.toString());
	}}]
	);
	} else if (endpoint === '/api/login') {
	showFlexibleModal(
	'<p>Login successful!</p>',
	[{ text: 'OK', action: () => {
	localStorage.setItem('isLoggedIn', 'true');
	localStorage.setItem('user', JSON.stringify(result.user));
	window.location.href = '/';
	}}]
	);
	}
	}
	// For forgot/otp/reset, successful handling is now done directly in their respective event listeners
	// so no generic handling here for those contexts.
	} else { // Server returned an error (response.ok is false)
	if (formContext === 'main') {
	if (endpoint === '/api/login' && result.message && result.message.includes('Invalid credentials')) {
	loginAttempts++;
	loginPasswordInput.classList.add('error');
	loginPasswordError.textContent = result.message;

	if (loginAttempts >= MAX_LOGIN_ATTEMPTS) {
	showLoginAttemptsLimitModal();
	loginPasswordInput.value = ''; // Clear password after max attempts
	} else {
	displayFormMessage(`Incorrect password. You have ${MAX_LOGIN_ATTEMPTS - loginAttempts} attempts left.`, 'error');
	}
	} else {
	displayFormMessage(result.message \|\| 'An error occurred.', 'error');
	handleMainFormErrors(result, formElement, endpoint);
	}
	} else if (formContext === 'forgot') {
	result.status = response.status;
	displayModalFormErrors(result, formElement, 'forgot');
	} else if (formContext === 'otp') {
	result.status = response.status;
	displayModalFormErrors(result, formElement, 'otp');
	} else if (formContext === 'reset') {
	result.status = response.status;
	displayModalFormErrors(result, formElement, 'reset');
	}
	}
	} catch (error) {
	console.error('Fetch error:', error);
	if (formContext === 'main') {
	displayFormMessage('Network error. Please try again.', 'error');
	} else {
	showFlexibleModal(
	'<p>Network error. Please check your internet connection and try again.</p>',
	[{ text: 'OK' }]
	);
	}
	} finally {
	submitButton.disabled = false;
	// Reset button text specifically for modal forms if not handled by success/error flows above
	if (formContext === 'forgot') {
	submitButton.innerHTML = 'Send Reset Code';
	} else if (formContext === 'otp') {
	submitButton.innerHTML = 'Verify Code';
	} else if (formContext === 'reset') {
	submitButton.innerHTML = 'Reset Password';
	}
	}
	}


	function showLoginAttemptsLimitModal() {
	const messageHtml = `
	<strong>You have made three incorrect login attempts.</strong>
	<ul>
	<li>1. If you are not registered, please <a href="#" id="modalSignupLink">sign up now</a>.</li>
	<li>2. If you are already registered, please <a href="#" id="modalLoginLink">login now</a> with correct credentials.</li>
	<li>3. If you have forgotten your password, click <a href="#" id="modalForgotPasswordLink">forgot password</a> to reset it.</li>
	</ul>
	`;

	const buttons = [
	{ text: 'Login', action: () => {
	loginRadio.checked = true;
	slideToLogin();
	loginAttempts = 0;
	loginPasswordInput.value = '';
	}},
	{ text: 'Signup', action: () => {
	signupRadio.checked = true;
	slideToSignup();
	loginAttempts = 0;
	loginPasswordInput.value = '';
	}}
	];

	showFlexibleModal(messageHtml, buttons, () => {
	const modalSignupLink = document.getElementById('modalSignupLink');
	const modalLoginLink = document.getElementById('modalLoginLink');
	const modalForgotPasswordLink = document.getElementById('modalForgotPasswordLink');

	if (modalSignupLink) {
	modalSignupLink.onclick = (e) => {
	e.preventDefault();
	hideCustomModal(customModal);
	signupRadio.checked = true;
	slideToSignup();
	loginAttempts = 0;
	loginPasswordInput.value = '';
	};
	}
	if (modalLoginLink) {
	modalLoginLink.onclick = (e) => {
	e.preventDefault();
	hideCustomModal(customModal);
	loginRadio.checked = true;
	slideToLogin();
	loginAttempts = 0;
	loginPasswordInput.value = '';
	};
	}
	if (modalForgotPasswordLink) {
	modalForgotPasswordLink.onclick = (e) => {
	e.preventDefault();
	hideCustomModal(customModal);
	forgotPasswordLink.click();
	loginAttempts = 0;
	loginPasswordInput.value = '';
	};
	}
	});
	}

	function isValidEmail(email) {
	const emailRegex = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
	return emailRegex.test(email);
	}
	});
	</script>
	</body>
	</html>