.site-footer {
    background-color: #002e2f; /* Dark teal background */
    color: #cde7e5; /* Light teal text */
    padding: 3.75rem 1.25rem 1.875rem; /* 60px 20px 30px converted to rem */
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.footer-container {
    max-width: 68.75rem; /* 1100px to rem */
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 2.5rem; /* 40px */
    justify-content: space-between;
}

/* Footer columns */
.footer-column {
    flex: 1 1 13.75rem; /* 220px to rem */
    min-width: 13.75rem; /* 220px */
}

.footer-column h3 {
    font-weight: 700;
    font-size: 1.2rem; /* same */
    margin-bottom: 1.25rem; /* 20px */
    color: #ee6c4d; /* Coral accent */
}

/* About paragraph */
.footer-column.about p {
    line-height: 1.6;
}

/* Footer navigation */
.footer-column.quick-links ul,
.footer-column.contact ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column.quick-links ul li,
.footer-column.contact ul li {
    margin-bottom: 0.75rem; /* 12px */
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem; /* 8px */
    color: #cde7e5;
}

.footer-column.quick-links ul li a {
    color: #cde7e5;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column.quick-links ul li a:hover,
.footer-column.quick-links ul li a:focus {
    color: #ee6c4d;
    outline: none;
}

/* Contact icons */
.footer-column.contact ul li i {
    color: #ee6c4d;
    font-size: 1.1rem; /* same */
    min-width: 1.125rem; /* 18px */
}

/* Newsletter form */
.footer-column.newsletter form {
    display: flex;
    gap: 0.75rem; /* 12px */
}

.footer-column.newsletter input[type="email"] {
    flex-grow: 1;
    padding: 0.625rem 0.9375rem; /* 10px 15px */
    font-size: 1rem;
    border: none;
    border-radius: 30px;
    outline: none;
    font-family: inherit;
}

.footer-column.newsletter button {
    padding: 0.625rem 1.5625rem; /* 10px 25px */
    background-color: #ee6c4d;
    color: white;
    font-weight: 700;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    font-family: inherit;
}

.footer-column.newsletter button:hover,
.footer-column.newsletter button:focus {
    background-color: #d04e39;
    outline: none;
}

/* Message under newsletter form */
#newsletter-message {
    margin-top: 0.75rem; /* 12px */
    font-size: 0.9rem;
    min-height: 1.2em;
}

/* Footer bottom bar */
.footer-bottom {
    border-top: 1px solid #00494a;
    margin-top: 2.5rem; /* 40px */
    padding-top: 1.25rem; /* 20px */
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
    color: #8fc9c8;
}

.footer-bottom p {
    margin: 0;
}

.social-icons a {
    color: #8fc9c8;
    font-size: 1.25rem;
    margin-left: 1.125rem; /* 18px */
    transition: color 0.3s ease;
    text-decoration: none;
}

.social-icons a:first-child {
    margin-left: 0;
}

.social-icons a:hover,
.social-icons a:focus {
    color: #ee6c4d;
    outline: none;
}

/* Accessible visually hidden (for labels) */
.visually-hidden {
    position: absolute !important;
    height: 1px;
    width: 1px;
    overflow: hidden;
    clip: rect(1px,1px,1px,1px);
    white-space: nowrap;
}

/* Responsive */
@media (max-width: 700px) {
    .footer-container {
        flex-direction: column;
        gap: 1.875rem; /* 30px */
    }
    .footer-column {
        min-width: 100%;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 0.9375rem; /* 15px */
    }
    .social-icons a {
        margin-left: 0.625rem; /* 10px */
    }
}