@import url('https://fonts.googleapis.com/css2?family=Lato:wght@400;700&display=swap');

html {
    font-size: 16px;
}

body {
    font-family: "Lato", sans-serif;
    line-height: 1.6;
    background-color: #f5f5f5;
    padding: 10px;
}

header {
    text-align: center;
    margin: 20px 0;
}

header img {
    max-width: 300px;
    height: auto;
}

main {
    max-width: 500px;
    margin: 0 auto;
}

h1 {
    font-size: 1.5rem;
    text-align: center;
    color: #1d429b;
}

h2 {
    font-size: 1.3rem;
    text-align: center;
    color: #1d429b;
}

#mailtext {
    color: #fff;
}

p {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 20px;
    color: #1d429b;
}

/* Form styles */
form {
    padding: 15px;
}

fieldset legend {
    margin-bottom: 15px;
}

/* Square input fields */
input[type="text"],
input[type="email"] {
    width: 100%;
    padding: 10px;
    margin: 15px 0;
    border: 2px solid #1d429b;
    box-sizing: border-box;
    font-size: 1rem;
}

input[type="text"]:focus,
input[type="email"]:focus {
    border-color: #000;
    outline: none;
}

.checkbox-group {
    display: flex; /* Stack pairs vertically */
    flex-direction: column; /* Each pair on a new line */
    gap: 10px; /* Space between pairs */
    margin: 0;
    padding: 0;
}

/* Style each checkbox-label pair as a unit */
.checkbox-group > * {
    display: flex;
    align-items: center;
    width: 100%;
}

/* Checkbox styling */
.checkbox-group input[type="checkbox"] {
    appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid #1d429b;
    background-color: #fff;
    border-radius: 0;
    margin: 0 8px 0 0;
    position: relative;
    transition: border-color 0.3s ease;
    flex-shrink: 0;
}

/* Custom checkmark */
.checkbox-group input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 10px;
    height: 10px;
    background-color: #1d429b;
    transform: translate(-50%, -50%);
}

/* Focus and hover states */
.checkbox-group input[type="checkbox"]:focus {
    border-color: #1d429b;
    outline: none;
}

/* Label styling */
.checkbox-group label {
    cursor: pointer;
    margin: 0;
    display: inline;
}

button {
    width: 100%;
    padding: 10px;
    background-color: #1d429b; /* Light blue */
    margin: 15px 0;
    color: #fff;
    border: none;
    font-size: 1rem;
    cursor: pointer;
}

button:hover {
    background-color: #fff; /* Dark blue on hover */
    color: #12a4c8;
}

ul {
    list-style: none;
    padding: 0;
    margin: 20px 0;
    text-align: center;
}

ul li {
    margin-bottom: 10px;
}

ul li a {
    display: block;
    padding: 12px;
    background-color: #12a4c8; /* Light blue */
    color: #fff;
    text-decoration: none;
    font-size: 1rem;
    transition: background-color 0.3s ease;
}

ul li a:hover {
    background-color: #1d429b; /* Dark blue on hover */
}

.sign-up {
    background-color: #12a4c8;
    color: #fff;
    margin: 20px 0;
    padding: 20px;
}

/* Footer (empty for now) */
footer {
    height: 20px;
}

/* Media query for larger screens */
@media (min-width: 600px) {
    body {
        font-family: "Lato";
        line-height: 1.6;
        background-color: #f5f5f5;
        padding: 20px;
    }

    header img {
        max-width: 380px; /* Larger logo on desktop */
    }

    form {
        padding: 20px;
    }

    .checkbox-group label {
        margin-right: 15px;
    }

    button {
        font-size: 1.1rem;
    }

    ul li a {
        font-size: 1.1rem;
        padding: 15px;
    }

    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.4rem;
    }
}