* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #ffffff;
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

.container {
    max-width: 800px;
    padding: 2rem;
}

.title {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 4rem;
    font-weight: bold;
    color: #000000;
    margin-bottom: 2rem;
    line-height: 1.2;
}

.definition {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 1.2rem;
    color: #000000;
    line-height: 1.6;
    max-width: 600px;
    margin-bottom: 3rem;
}

form {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

input[type="email"] {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 1rem;
    padding: 0.75rem 1rem;
    border: 2px solid #000000;
    border-radius: 0;
    background-color: #ffffff;
    color: #000000;
    outline: none;
    min-width: 250px;
}

input[type="email"]:focus {
    border-color: #000000;
}

input[type="email"]::placeholder {
    color: #666;
}

button[type="submit"] {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    font-size: 1.2rem;
    font-weight: bold;
    padding: 0.75rem 1rem;
    background-color: #000000;
    color: #ffffff;
    border: 2px solid #000000;
    border-radius: 0;
    cursor: pointer;
    transition: all 0.2s ease;
}

button[type="submit"]:hover {
    background-color: #ffffff;
    color: #000000;
}

@media (max-width: 768px) {
    .title {
        font-size: 2.5rem;
    }
    
    .definition {
        font-size: 1rem;
    }
    
    .container {
        padding: 1rem;
    }
}