Webleb - UI Elements - Animated login and registration

<!DOCTYPE html>
<html lang="es">
<head>
    <meta charset="UTF-8">
    <title>Iniciar sesión y registrarse</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>
<header>
    <h2 class="logo">Andev web</h2>
    <nav class="navigation">
        <button class="bthLogin-popup">Iniciar sesión</button>
        <a href="#"></a>
        <a href="#"></a>
        <a href="#"></a>
        <a href="#"></a>
       
    </nav>
</header>
<div class="wrapper">
    <span class="icon-close">
        <ion-icon name="close"></ion-icon>
    </span>
    <div class="form-box login">
        <h2>Iniciar sesión</h2>
        <form action="#">
            <div class="input-box">
                <span class="icon">
                    <ion-icon name="mail"></ion-icon>
                </span>
                <input type="email" required>
                <label>Correo electrónico</label>
            </div>
            <div class="input-box">
                <span class="icon">
                    <ion-icon name="lock-closed"></ion-icon>
                </span>
                <input type="password" required>
                <label>Contraseña</label>
            </div>
            <div class="remember-forgot">
                <label><input type="checkbox" required>
                    Recordarme</label>
                <a href="#">¿Olvidaste la contraseña?</a>
            </div>
            <button type="submit" class="bth">Iniciar sesión</button>
            <div class="login-register">
                <p>¿No tienes una cuenta? <a href="#" class="register-link">Registrarse</a></p>
            </div>
        </form>
    </div>

<div class="form-box register">
        <h2>Registro</h2>
        <form action="#">
            <div class="input-box">
                <span class="icon">
                    <ion-icon name="person"></ion-icon>
                </span>
                <input type="text" required>
                <label>Nombre de usuario</label>
            </div>
            <div class="input-box">
                <span class="icon">
                    <ion-icon name="mail"></ion-icon>
                </span>
                <input type="email" required>
                <label>Correo electrónico</label>
            </div>
            <div class="input-box">
                <span class="icon">
                    <ion-icon name="lock-closed"></ion-icon>
                </span>
                <input type="password" required>
                <label>Contraseña</label>
            </div>
            <div class="remember-forgot">
                <label><input type="checkbox" required>
                    Acepto los términos y condiciones</label>
            </div>
            <button type="submit" class="bth">Registrarse</button>
            <div class="login-register">
                <p>¿Ya tienes una cuenta? <a href="#" class="login-link">Iniciar sesión</a></p>
            </div>
        </form>
    </div>
</div>
<script src="script.js"></script>
<script type="module" src="https://unpkg.com/ionicons@7.1.0/dist/ionicons/ionicons.esm.js"></script>
<script nomodule src="https://unpkg.com/ionicons@7.1.0/dist/ionicons/ionicons.js"></script>
</body>
</html>

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@500;600&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}
body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-size: cover;
    background: url('https://images.unsplash.com/photo-1716654195483-de7a5ad4d23c?q=80&w=1932&auto=format&fit=crop&ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D') no-repeat center;
}
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 100px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 99;
}
.logo {
    font-size: 2em;
    color: #ffffff;
    user-select: none;
}
.navigation a {
    position: relative;
    font-size: 1.1em;
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    margin-left: 40px;
}
.navigation a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 100%;
    height: 3px;
    background: #ffffff;
    border-radius: 5px;
    transform-origin: right;
    transform: scaleX(0);
    transition: transform .5s;
}
.navigation a:hover::after {
    transform-origin: left;
    transform: scaleX(1);
}
.navigation .bthLogin-popup {
    width: 130px;
    height: 50px;
    background: transparent;
    border: 2px solid #ffffff;
    outline: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1.1em;
    color: #ffffff;
    font-weight: 500;
    margin-left: 40px;
    transition: .5s;
}
.navigation .bthLogin-popup:hover {
    background: #ffffff;
    color: #162938;
}
.wrapper {
    position: relative;
    width: 400px;
    height: 440px;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, .5);
    border-radius: 20px;
    backdrop-filter: blur(20px);
    box-shadow: 0 0 30px rgba(0, 0, 0, .5);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    transform: scale(0);
    transition: transform .5s ease, height .2s ease;
}
.wrapper.active-popup {
    transform: scale(1);
}
.wrapper.active {
    height: 520px;
}
.wrapper .form-box {
    width: 100%;
    padding: 40px;
}
.wrapper .form-box.login {
    transition: transfrom .18s ease;
    transform: translateX(0);
}
.wrapper.active .form-box.login {
    transition: none;
    transform: translateX(-400px);
}
.wrapper .form-box.register {
    position: absolute;
    transition: none;
    transform: translateX(400px);
}
.wrapper.active .form-box.register {
    transition: transfrom .18s ease;
    transform: translateX(0);
}
.wrapper .icon-close {
    position: absolute;
    top: 0;
    right: 0;
    width: 45px;
    height: 45px;
    background: #162938;
    font-size: 2em;
    color: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
    border-bottom-left-radius: 20px;
    cursor: pointer;
    z-index: 1;
}
.form-box h2 {
    font-size: 2em;
    color: #ffffff;
    text-align: center;
}
.input-box {
    position: relative;
    width: 100%;
    height: 50px;
    border-bottom: 2px solid #ffffff;
    margin: 30px 0;
}
.input-box label {
    position: absolute;
    top: 50%;
    left: 5px;
    transform: translateY(-50%);
    font-size: 1em;
    color: #ffffff;
    font-weight: 500;
    pointer-events: none;
    transition: .5s;
}
.input-box input:focus ~ label,
.input-box input:valid ~ label {
    top: -5px;
}
.input-box input {
    width: 100%;
    height: 100%;
    background: transparent;
    border: none;
    outline: none;
    font-size: 1em;
    color: #ffffff;
    font-weight: 600;
    padding: 0 35px 0 5px;
}
.input-box .icon {
    position: absolute;
    right: 8px;
    font-size: 1.2em;
    color: #ffffff;
    line-height: 57px;
}
.remember-forgot {
    font-size: .9em;
    color: #ffffff;
    font-weight: 500;
    margin: -15px 0 15px;
    display: flex;
    justify-content: space-between;
}
.remember-forgot label input {
    accent-color: #ffffff;
    margin-right: 3px;
}
.remember-forgot a {
    color: #ffffff;
    text-decoration: none;
}
.remember-forgot a:hover {
    text-decoration: underline;
}
.bth {
    width: 100%;
    height: 45px;
    background: #ffffff;
    border: none;
    outline: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1em;
    color: #162938;
    font-weight: 500;
}
/*Andev Web*/
.login-register {
    font-size: .9em;
    color: #fff;
    text-align: center;
    font-weight: 500;
    margin: 25px 0 10px;
}
.login-register p a {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
}
.login-register p a:hover {
    text-decoration: underline;
}

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HTML

CSS

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@500;600&display=swap');