/* =========================================================
   BACK HOME-BUTTON FOOTER NAVIGATION
   Purpose:
   Refined institutional navigation with subtle interaction
   and a distinct return-to-home pathway.
   ========================================================= */

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 0.35rem 1.75rem;
    margin-top: 2rem;
}

.footer-links a {
    position: relative;
    display: inline-block;
    padding: 0.45rem 0;
    color: rgba(255, 255, 255, 0.68);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    transition:
        color 0.3s ease,
        transform 0.3s ease;
}

.footer-links a::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 0;
    height: 1px;
    background: currentColor;
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
    color: #ffffff;
    transform: translateY(-1px);
}

.footer-links a:hover::after,
.footer-links a:focus-visible::after {
    width: 100%;
}

/* =========================================================
   HOMEPAGE RETURN
   ========================================================= */

.home-link {
    display: flex;
    justify-content: center;
    margin-top: 2.75rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.home-link a {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.7rem 1.15rem;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    transition:
        color 0.3s ease,
        border-color 0.3s ease,
        background 0.3s ease,
        transform 0.3s ease;
}

.home-link a:hover,
.home-link a:focus-visible {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.35);
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-2px);
}

.home-arrow {
    font-size: 1rem;
    line-height: 1;
    transition: transform 0.3s ease;
}

.home-link a:hover .home-arrow,
.home-link a:focus-visible .home-arrow {
    transform: translateX(-3px);
}

/* =========================================================
   FOOTER NAV MOBILE
   ========================================================= */

@media (max-width: 600px) {
    .footer-links {
        gap: 0.2rem 1.1rem;
    }

    .footer-links a {
        font-size: 0.7rem;
        letter-spacing: 0.07em;
    }

    .home-link {
        margin-top: 2.25rem;
        padding-top: 1.25rem;
    }
}