/**
 * Footer Component
 * Site footer with links and social media
 */

.footer {
    background: var(--color-bg-tertiary);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-4xl) 0 var(--spacing-2xl);
}

.footer__content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

/* Footer Brand */
.footer__brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer__logo {
    font-family: var(--font-heading);
    font-size: var(--fs-2xl);
    font-weight: var(--font-weight-black);
    color: var(--color-text-primary);
    letter-spacing: 0.05em;
}

.footer__tagline {
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
}

.footer__social {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.footer__social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.footer__social a:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
    transform: translateY(-4px);
}

/* Footer Links */
.footer__links {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

.footer__column {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer__column h4 {
    font-size: var(--fs-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-xs);
}

.footer__column a,
.footer__column button {
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    text-align: left;
}

.footer__column a:hover,
.footer__column button:hover {
    color: var(--color-primary);
}

/* Footer Bottom */
.footer__bottom {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer__bottom p {
    font-size: var(--fs-xs);
    color: var(--color-text-muted);
}

.footer__bottom a {
    color: var(--color-primary);
}

/* Responsive */
@media (min-width: 640px) {
    .footer__links {
        grid-template-columns: repeat(3, 1fr);
    }

    .footer__bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

@media (min-width: 1024px) {
    .footer__content {
        grid-template-columns: 2fr 3fr;
    }

    .footer__links {
        grid-template-columns: repeat(3, 1fr);
    }
}