/*
 * Footer: 4 columnas sobre superficie blanca + barra legal.
 */

.site-footer {
	background: var(--surface-container-lowest);
	border-top: 1px solid var(--outline-variant);
	padding-top: var(--section-gap);
	padding-bottom: var(--gutter);
	margin-top: 0;
}

@media (max-width: 900px) {
	.site-footer {
		padding-top: var(--section-gap-mobile);
	}
}

.footer-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: var(--gutter);
}

@media (max-width: 900px) {
	.footer-grid {
		grid-template-columns: 1fr 1fr;
		row-gap: calc(var(--gutter) * 2);
	}
}

@media (max-width: 560px) {
	.footer-grid {
		grid-template-columns: 1fr;
	}
}

.footer-brand .brand-text {
	display: block;
	margin-bottom: calc(var(--unit) * 3);
}

.footer-logo {
	max-height: 96px;
	width: auto;
	margin-bottom: calc(var(--unit) * 2);
	margin-left: -12px;
}

.footer-tagline {
	color: var(--on-surface-variant);
	max-width: 20rem;
	margin: 0;
}

.footer-title {
	color: var(--on-surface);
	font-weight: 700;
	margin-bottom: calc(var(--unit) * 2);
}

.footer-menu {
	list-style: none;
	display: flex;
	flex-direction: column;
	gap: calc(var(--unit) * 2);
}

.footer-menu a {
	color: var(--on-surface-variant);
}

.footer-menu a:hover {
	color: var(--primary);
}

.footer-newsletter p {
	color: var(--on-surface-variant);
	margin: 0 0 calc(var(--unit) * 2);
}

.newsletter-form {
	display: flex;
	align-items: center;
	border-bottom: 1px solid var(--outline);
}

.newsletter-form input[type="email"] {
	flex: 1;
	background: transparent;
	border: 0;
	padding: 10px 0;
	font-family: var(--font-body);
	font-size: var(--text-label-sm);
	letter-spacing: 0.1em;
	color: var(--on-surface);
}

.newsletter-form input[type="email"]:focus {
	outline: none;
}

.newsletter-form button {
	color: var(--primary);
	padding: 8px;
}

.footer-social {
	display: flex;
	gap: calc(var(--unit) * 2);
	margin-top: calc(var(--unit) * 3);
}

.footer-social .social-icon {
	width: 20px;
	height: 20px;
	fill: currentColor;
	color: var(--on-surface-variant);
	transition: color var(--duration-fast) ease;
}

.footer-social a:hover .social-icon {
	color: var(--primary);
}

.footer-email {
	display: inline-block;
	margin-top: calc(var(--unit) * 2);
	color: var(--on-surface-variant);
	font-size: 14px;
	text-decoration: underline;
	text-underline-offset: 4px;
}

.footer-legal {
	margin-top: calc(var(--unit) * 10);
	padding-top: var(--gutter);
	border-top: 1px solid var(--outline-variant);
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	align-items: center;
	gap: var(--gutter);
	color: var(--on-surface-variant);
}

.footer-locations {
	letter-spacing: 0.2em;
}