body {
    background-color: #f2f2f7; /* iOS background color */
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    display: flex;
    flex-direction: column; /* Changed to allow the footer to sit at the bottom */
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 20px;
    box-sizing: border-box;
}

.card-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.card {
    background-color: #ffffff;
    border-radius: 15px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    padding: 20px;
    display: flex;
    flex-direction: column;
}

h1 {
    font-size: 22px;
    font-weight: 600;
    color: #000000;
    margin-bottom: 20px;
    text-align: center;
}

.label {
    font-size: 13px;
    color: #8e8e93; /* iOS gray color */
    text-transform: uppercase;
    font-weight: 500;
    margin-bottom: 5px;
}

.phone-number-link a {
    font-size: 18px;
    font-weight: 400;
    color: #007aff; /* iOS blue link color */
    text-decoration: none;
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid #e5e5ea;
}

.phone-number-link a:hover {
    background-color: #f7f7f7;
}

/* --- Footer styles --- */
footer {
    text-align: center;
    margin-top: 40px;
}

footer p {
    margin: 5px 0 0;
}

footer a {
    color: #007aff;
    text-decoration: none;
}

.logo {
    width: 50px;
    height: 50px;
    border-radius: 5px;
    display: block;
    margin: 0 auto 10px;
}