/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
    background-color: var(--color-primary);
    color: rgba(255, 255, 255, 0.85);
}

.footer__main {
    padding: var(--space-3xl) 0;
}

.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: var(--space-2xl);
}

.footer__title {
    font-size: var(--fs-lg);
    color: var(--color-bg-white);
    margin-bottom: var(--space-lg);
}

.footer__about {
    font-size: var(--fs-sm);
    line-height: var(--lh-relaxed);
    margin-bottom: var(--space-lg);
}

/* Social links in footer */
.footer__col .social-links {
    display: flex;
    gap: var(--space-md);
}

.footer__col .social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-bg-white);
    font-size: 0;
    transition: background var(--transition-fast);
    overflow: hidden;
}

.footer__col .social-link::before {
    font-size: var(--fs-sm);
    display: inline-block;
}

.footer__col .social-link--facebook::before  { content: 'f';  }
.footer__col .social-link--twitter::before   { content: 'X';  }
.footer__col .social-link--instagram::before { content: 'ig'; }
.footer__col .social-link--linkedin::before  { content: 'in'; }
.footer__col .social-link--youtube::before   { content: 'yt'; }

.footer__col .social-link:hover {
    background: rgba(255, 255, 255, 0.25);
}

/* Footer links */
.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer__links a {
    color: rgba(255, 255, 255, 0.75);
    font-size: var(--fs-sm);
    transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer__links a:hover {
    color: var(--color-bg-white);
    padding-left: var(--space-xs);
}

/* Contact list */
.footer__contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer__contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    font-size: var(--fs-sm);
    line-height: var(--lh-relaxed);
}

.footer__contact-icon {
    flex-shrink: 0;
}

.footer__contact a {
    color: rgba(255, 255, 255, 0.75);
}

.footer__contact a:hover {
    color: var(--color-bg-white);
}

/* Copyright bar */
.footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding: var(--space-lg) 0;
    text-align: center;
    font-size: var(--fs-xs);
    color: rgba(255, 255, 255, 0.6);
}

/* Mobile Donate Bar */
.mobile-donate-bar {
    display: none;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .footer__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 576px) {
    .footer__grid {
        grid-template-columns: 1fr;
    }

    .mobile-donate-bar {
        display: block;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        padding: var(--space-sm) var(--space-md);
        background: var(--color-bg-white);
        box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
        z-index: var(--z-sticky);
    }

    .site-footer {
        padding-bottom: 70px;
    }
}