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

body {
    font-family: 'Poppins', sans-serif;
    background-color: #f4f7f6; /* Light grey background */
    color: #333; /* Dark grey text */
    display: flex;
    flex-direction: column; /* Arrange items vertically */
    justify-content: center; /* Center vertically in available space */
    align-items: center; /* Center horizontally */
    min-height: 100vh; /* Full viewport height */
    padding: 20px; /* Add some padding around the edges */
    line-height: 1.6;
    text-align: center;
}

.container {
    background-color: #ffffff; /* White background for the content area */
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1); /* Subtle shadow */
    max-width: 600px; /* Limit content width */
    width: 100%; /* Make it responsive */
    margin-bottom: 30px; /* Space before the footer */
}

/* Optional: Logo placeholder styling */
.logo-placeholder {
    margin-bottom: 30px;
}

h1 {
    font-size: 2.5em; /* Large headline */
    margin-bottom: 15px;
    color: #1a1a1a; /* Even darker grey */
    font-weight: 600; /* Semi-bold */
}

.subtitle {
    font-size: 1.1em;
    color: #555;
    margin-bottom: 30px;
}

.cta-text {
    font-size: 1em;
    margin-bottom: 15px;
    font-weight: 600;
}

.signup-form {
    display: flex; /* Arrange input and button side-by-side */
    flex-wrap: wrap; /* Allow wrapping on small screens */
    gap: 10px; /* Space between elements */
    justify-content: center; /* Center form elements */
    margin-bottom: 20px;
}

.signup-form input[type="email"] {
    padding: 12px 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
    flex-grow: 1; /* Allow input to take available space */
    min-width: 200px; /* Minimum width before wrapping */
    font-size: 1em;
}

.signup-form button {
    padding: 12px 25px;
    background-color: #007bff; /* A sleek blue accent color */
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1em;
    font-weight: 600;
    transition: background-color 0.3s ease; /* Smooth hover effect */
}

.signup-form button:hover {
    background-color: #0056b3; /* Darker blue on hover */
}

.thank-you-message {
    font-size: 1.1em;
    color: #28a745; /* Green for success */
    font-weight: 600;
    margin-bottom: 20px;
}

footer {
    margin-top: 30px;
    font-size: 0.9em;
    color: #777;
    width: 100%;
    text-align: center;
}

footer a {
    color: #777;
    text-decoration: none;
    margin: 0 5px;
}

footer a:hover {
    text-decoration: underline;
}

/* Optional: Responsive adjustments */
@media (max-width: 500px) {
    .container {
        padding: 25px;
    }

    h1 {
        font-size: 2em;
    }

    .signup-form {
        flex-direction: column; /* Stack input and button vertically */
        align-items: stretch; /* Stretch elements to fill width */
    }

    .signup-form input[type="email"],
    .signup-form button {
        min-width: auto; /* Remove min-width for stacking */
        width: 100%; /* Ensure they take full width when stacked */
    }
}