/* ==========================================================================
   Pre-footer CTA & Site Footer
   ========================================================================== */

/* Pre-footer CTA */
.pre-footer-cta {
	padding-block: var(--space-section-lg) var(--space-16);
	border-top: 1px solid var(--color-border);
	background: linear-gradient(
		180deg,
		rgba(0, 209, 255, 0.03) 0%,
		transparent 55%
	);
}

.pre-footer-cta__inner {
	text-align: center;
	padding: var(--space-12) var(--space-8);
	background: var(--color-card);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-xl);
	box-shadow: var(--shadow-md);
	transition:
		border-color var(--transition-base),
		box-shadow var(--transition-base);
}

.pre-footer-cta__inner:hover {
	border-color: var(--color-border-hover);
	box-shadow:
		var(--shadow-md),
		0 0 0 1px rgba(0, 209, 255, 0.06);
}

.pre-footer-cta__actions {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: var(--space-4);
}

.pre-footer-cta__title {
	max-width: 36rem;
	margin-inline: auto;
	margin-bottom: var(--space-5);
	letter-spacing: -0.03em;
}

.pre-footer-cta__text {
	font-size: var(--text-lg);
	line-height: 1.75;
	max-width: 32rem;
	margin-inline: auto;
	margin-bottom: var(--space-8);
}

@media (min-width: 48rem) {
	.pre-footer-cta {
		padding-block: var(--space-section-lg) var(--space-20);
	}

	.pre-footer-cta__inner {
		padding: var(--space-16) var(--space-12);
	}
}

/* Footer shell */
.site-footer {
	position: relative;
	border-top: 1px solid var(--color-border);
	background: var(--color-bg);
	padding-block: var(--space-20) var(--space-8);
}

.site-footer::before {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 1px;
	background: linear-gradient(
		90deg,
		transparent 0%,
		rgba(0, 209, 255, 0.35) 50%,
		transparent 100%
	);
	pointer-events: none;
}

.site-footer__main {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--space-12);
	padding-bottom: var(--space-12);
	border-bottom: 1px solid var(--color-border);
}

.site-footer__col {
	display: flex;
	flex-direction: column;
	gap: var(--space-5);
	min-width: 0;
}

.site-footer__heading {
	margin: 0;
	font-family: var(--font-mono);
	font-size: var(--text-xs);
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.1em;
	color: var(--color-text-secondary);
}

/* Column 1 — brand */
.site-footer__logo-wrap {
	position: relative;
	display: inline-flex;
	width: fit-content;
	margin-bottom: var(--space-2);
}

.site-footer__logo-wrap::before {
	content: "";
	position: absolute;
	inset: -35% -25%;
	background: radial-gradient(
		ellipse at center,
		rgba(0, 209, 255, 0.22) 0%,
		rgba(0, 209, 255, 0.06) 45%,
		transparent 70%
	);
	filter: blur(14px);
	z-index: 0;
	pointer-events: none;
}

.site-footer__logo-wrap .brand-logo {
	position: relative;
	z-index: 1;
}

.site-footer__tagline {
	margin: 0;
	font-size: var(--text-sm);
	line-height: 1.75;
	color: var(--color-text-secondary);
	max-width: 22rem;
}

.site-footer__location {
	margin: 0;
	font-size: var(--text-sm);
	font-weight: 500;
	color: var(--color-text);
}

/* Link lists */
.site-footer__list {
	display: flex;
	flex-direction: column;
	gap: var(--space-3);
	list-style: none;
	margin: 0;
	padding: 0;
}

.site-footer__list a,
.site-footer__connect-link {
	font-size: var(--text-sm);
	font-weight: 500;
	color: var(--color-text-secondary);
	text-decoration: none;
	transition:
		color var(--transition-fast),
		transform var(--transition-fast);
}

.site-footer__list a:hover,
.site-footer__connect-link:hover {
	color: var(--color-accent);
	transform: translateX(3px);
}

.site-footer__list a:focus-visible,
.site-footer__connect-link:focus-visible {
	color: var(--color-accent);
	outline: 2px solid var(--color-accent);
	outline-offset: 3px;
	border-radius: var(--radius-sm);
}

/* Connect column */
.site-footer__connect {
	display: flex;
	flex-direction: column;
	gap: var(--space-4);
	list-style: none;
	margin: 0;
	padding: 0;
}

.site-footer__connect-item {
	display: flex;
	flex-direction: column;
	gap: var(--space-1);
}

.site-footer__connect-label {
	font-family: var(--font-mono);
	font-size: var(--text-xs);
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--color-text-secondary);
}

.site-footer__connect-value,
.site-footer__connect-link {
	font-size: var(--text-sm);
	font-weight: 500;
	color: var(--color-text);
	line-height: 1.5;
}

a.site-footer__connect-value {
	color: var(--color-accent);
	text-decoration: none;
	transition:
		color var(--transition-fast),
		text-decoration-color var(--transition-fast);
}

a.site-footer__connect-value:hover {
	color: var(--color-text);
	text-decoration: underline;
	text-underline-offset: 3px;
}

/* Bottom bar */
.site-footer__bar {
	display: flex;
	flex-direction: column;
	gap: var(--space-6);
	padding-top: var(--space-8);
}

.site-footer__copyright {
	margin: 0;
	font-size: var(--text-xs);
	line-height: 1.6;
	color: var(--color-text-secondary);
}

.site-footer__legal-list {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-3) var(--space-6);
	list-style: none;
	margin: 0;
	padding: 0;
}

.site-footer__legal-list a {
	font-size: var(--text-xs);
	font-weight: 500;
	color: var(--color-text-secondary);
	transition: color var(--transition-fast);
}

.site-footer__legal-list a:hover {
	color: var(--color-accent);
}

.site-footer__legal-list a:focus-visible {
	color: var(--color-accent);
	outline: 2px solid var(--color-accent);
	outline-offset: 3px;
	border-radius: var(--radius-sm);
}

/* Desktop — 4 columns */
@media (min-width: 48rem) {
	.site-footer {
		padding-block: var(--space-24) var(--space-10);
	}

	.site-footer__main {
		grid-template-columns: 1.35fr repeat(3, 1fr);
		gap: var(--space-10);
		padding-bottom: var(--space-14);
	}

	.site-footer__bar {
		flex-direction: row;
		align-items: center;
		justify-content: space-between;
		gap: var(--space-8);
	}
}

@media (min-width: 64rem) {
	.site-footer__main {
		gap: var(--space-12);
	}
}

/* Mobile */
@media (max-width: 47.9375rem) {
	.site-footer__col--brand {
		order: 1;
	}

	.site-footer__col:nth-child(2) {
		order: 2;
	}

	.site-footer__col:nth-child(3) {
		order: 3;
	}

	.site-footer__col--connect {
		order: 4;
	}

	.site-footer__legal-list {
		flex-direction: column;
		gap: var(--space-3);
	}
}