.site-footer {
    background: var(--color-background);
    color: rgba(10, 17, 59, 0.78);
    margin-top: auto;
    padding: clamp(3rem, 5vw, 5.8rem) clamp(1rem, 2.5vw, 3rem) clamp(2rem, 3.2vw, 3.5rem);
}

.site-footer__inner {
    background: #1b2668;
    border-radius: clamp(1.5rem, 2.4vw, 2.75rem);
    display: grid;
    gap: clamp(2rem, 3vw, 3.5rem) clamp(2rem, 4vw, 5rem);
    grid-template-columns: 1.05fr 0.85fr 0.95fr 1.1fr;
    margin: 0 auto;
    max-width: 1820px;
    padding: clamp(2.25rem, 3.9vw, 4.25rem) clamp(2rem, 3.6vw, 4.5rem) clamp(1.5rem, 2.7vw, 2.8rem);
    width: 100%;
}

.site-footer__brand {
    align-items: flex-start;
    display: grid;
    gap: clamp(1.2rem, 2vw, 2rem);
    grid-column: 1 / 3;
    grid-template-columns: auto minmax(0, 21rem);
}

.site-footer__logo {
    display: inline-flex;
}

.site-footer__logo img {
    height: clamp(3rem, 3.55vw, 4rem);
    width: auto;
}

.site-footer__intro {
    color: #ffffff;
    font-size: clamp(1rem, 1.12vw, 1.25rem);
    line-height: 1.22;
    margin: 0;
}

.site-footer__newsletter {
    grid-column: 4;
    min-width: 0;
}

.site-footer__newsletter-title,
.site-footer__heading {
    color: #ffffff;
    font-size: clamp(1rem, 1.08vw, 1.2rem);
    font-weight: 600;
    line-height: 1.2;
    margin: 0 0 1rem;
}

.site-footer__form {
    align-items: center;
    border: 1px solid rgba(255, 255, 255, 0.42);
    border-radius: 999px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    min-height: clamp(3rem, 3.35vw, 3.8rem);
    padding: 0.25rem 0.25rem 0.25rem 0.9rem;
}

.site-footer__label {
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    height: 1px;
    overflow: hidden;
    position: absolute;
    white-space: nowrap;
    width: 1px;
}

.site-footer__input {
    background: transparent;
    border: 0;
    color: #ffffff;
    font: inherit;
    font-size: clamp(0.9rem, 0.95vw, 1rem);
    min-width: 0;
    outline: none;
}

.site-footer__input::placeholder {
    color: rgba(255, 255, 255, 0.72);
}

.site-footer__submit {
    align-items: center;
    background: #ffffff;
    border: 0;
    border-radius: 999px;
    color: #050505; 
    cursor: pointer;
    display: inline-flex;
    font: inherit;
    font-size: clamp(0.82rem, 0.88vw, 0.94rem);
    gap: 0.8rem;
    justify-content: center;
    min-height: clamp(2.35rem, 2.55vw, 2.9rem);
    padding: 0 0.85rem;
    white-space: nowrap;
}

.site-footer__submit img {
    width: 1rem;
}

.site-footer__submit:disabled {
    cursor: default;
    opacity: 0.68;
}

.site-footer__form-status {
    color: rgba(255, 255, 255, 0.78);
    font-size: clamp(0.85rem, 0.9vw, 1rem);
    line-height: 1.35;
    margin: 0.75rem 0 0;
}

.site-footer__heading {
    margin-bottom: 1.15rem;
}

.site-footer__list {
    display: grid;
    gap: 0.85rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-footer__list a,
.site-footer__contact a,
.site-footer__bottom a {
    text-decoration: none;
}

.site-footer__list a,
.site-footer__contact,
.site-footer__contact a {
    color: #ffffff;
    font-size: clamp(0.9rem, 0.98vw, 1.08rem);
    font-style: normal;
    line-height: 1.18;
}

.site-footer__contact p {
    margin: 0 0 1rem;
}

.site-footer__institutional {
    align-self: stretch;
    display: flex;
    flex-direction: column;
    grid-column: 4;
    justify-content: space-between;
    min-height: 9.5rem;
}

.site-footer__city-logo {
    align-self: flex-end;
    height: clamp(2.9rem, 3.5vw, 4rem);
    width: auto;
}

.site-footer__social {
    align-items: center;
    align-self: flex-end;
    display: flex;
    gap: 1.45rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-footer__social a {
    align-items: center;
    display: inline-flex;
    height: 1.35rem;
    justify-content: center;
    width: 1.35rem;
}

.site-footer__social img {
    max-height: 1.2rem;
    width: auto;
}

.site-footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    display: grid;
    gap: 1rem;
    grid-column: 1 / -1;
    grid-template-columns: 1fr auto 1fr;
    padding-top: clamp(1.5rem, 2vw, 2.25rem);
}

.site-footer__bottom p,
.site-footer__bottom a {
    color: rgba(255, 255, 255, 0.72);
    font-size: clamp(0.85rem, 0.9vw, 1rem);
    line-height: 1.2;
    margin: 0;
}

.site-footer__bottom p:last-child {
    text-align: right;
}

.site-footer a:hover,
.site-footer a:focus-visible,
.site-footer__submit:hover,
.site-footer__submit:focus-visible {
    opacity: 0.72;
}

@media (max-width: 1000px) {
    .site-footer__inner {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .site-footer__brand,
    .site-footer__newsletter,
    .site-footer__institutional {
        grid-column: auto;
    }

    .site-footer__brand {
        grid-template-columns: auto 1fr;
    }

    .site-footer__bottom {
        grid-template-columns: 1fr;
    }

    .site-footer__bottom p:last-child {
        text-align: left;
    }
}

@media (max-width: 768px) {
    .site-footer__inner {
        grid-template-columns: 1fr;
    }

    .site-footer__newsletter {
        order: -1;
    }
}

@media (max-width: 640px) {
    .site-footer {
        padding: 2.5rem 0.875rem 2rem;
    }

    .site-footer__inner,
    .site-footer__brand {
        grid-template-columns: 1fr;
    }

    .site-footer__inner {
        border-radius: 2rem;
        padding: 2rem 1.25rem;
    }

    .site-footer__form {
        grid-template-columns: 1fr;
        gap: 0.75rem;
        padding: 0.75rem;
    }

    .site-footer__input {
        min-height: 2.25rem;
        padding: 0 0.6rem;
    }

    .site-footer__submit {
        width: 100%;
    }

    .site-footer__institutional {
        gap: 2rem;
        min-height: 0;
    }

    .site-footer__city-logo,
    .site-footer__social {
        align-self: flex-start;
    }
}