/* -------------------------------------------------------------------------- */

/*	16. Site Footer — CRT (scanlines, glitch, micro-vibrations)
/* -------------------------------------------------------------------------- */

/**
 * Inspiré du CodePen GLITCHXploitR (overlay + animations texte / glitch).
 * @see https://codepen.io/GLITCHXploitR/pen/OxGKrq
 */
 .footer-top-visible .footer-nav-widgets-wrapper, .footer-top-hidden #site-footer{
	margin-top:0;
}

.footer-crt {
	font-family: var(--font-minitel), "Courier Prime", monospace;
	position: relative;
	isolation: isolate;
	margin-inline: auto;
	width: 100%;
	box-sizing: border-box;
	overflow: hidden;
	background:
		linear-gradient(165deg, rgba(11, 21, 26, 0.82) 0%, rgba(4, 8, 11, 0.88) 45%, rgba(7, 16, 23, 0.86) 100%),
		url("../images/jmminitel-w.webp") center / cover no-repeat;
	box-shadow:
		inset 0 0 100px rgba(0, 0, 0, 0.55),
		inset 0 0 28px rgba(255, 255, 255, 0.08),
		0 0 0 2px #172127,
		0 0 0 1px rgba(255, 255, 255, 0.04),
		0 18px 40px rgba(0, 0, 0, 0.45);
	animation: footer-crt-power-flicker 4.2s steps(1, end) infinite;
}

.footer-crt__jitter {
	position: relative;
	z-index: 1;
}

.footer-crt__inner {
	position: relative;
	animation: footer-crt-brightness-jerk 72ms steps(1, end) infinite;
}

.footer-crt__inner > .footer-nav-widgets-wrapper,
.footer-crt__inner > #site-footer {
	position: relative;
	z-index: 1;
	background: transparent;
}

.footer-nav-widgets-wrapper {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: var(--space-4);
	padding-block: clamp(2rem, 5vw, 3.5rem);
	text-align: center;
	color: var(--color-text-inverse);
}

/* Bande d'interférence : balayage lumineux du bas vers le haut. */
.footer-crt__inner::before {
	content: "";
	position: absolute;
	left: -8%;
	right: -8%;
	bottom: -30%;
	z-index: 2;
	height: 30%;
	pointer-events: none;
	opacity: 0;
	background:
		linear-gradient(
			180deg,
			transparent 0%,
			rgba(255, 255, 255, 0.1) 16%,
			rgba(255, 255, 255, 0.58) 45%,
			rgba(255, 255, 255, 0.46) 50%,
			rgba(255, 255, 255, 0.34) 60%,
			transparent 100%
		),
		linear-gradient(
			180deg,
			transparent 47%,
			rgba(255, 255, 255, 0.9) 49%,
			rgba(255, 255, 255, 0.82) 51%,
			transparent 54%
		),
		repeating-linear-gradient(
			0deg,
			rgba(255, 255, 255, 0.24) 0 1px,
			transparent 1px 4px
		);
	box-shadow:
		0 -14px 28px rgba(255, 255, 255, 0.24),
		0 12px 42px rgba(255, 255, 255, 0.18);
	filter: blur(0.45px);
	mix-blend-mode: screen;
	transform: translate3d(0, 120%, 0);
	animation: footer-crt-interference-band 5.8s cubic-bezier(0.45, 0, 0.2, 1) infinite;
}

/* Scanlines + fines bandes RVB (effet tube). */
.footer-crt::before {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 4;
	pointer-events: none;
	opacity: 0.55;
	background:
		linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.18) 50%),
		linear-gradient(90deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.045));
	background-size: 100% 3px, 3px 100%;
	background-repeat: repeat;
	mix-blend-mode: multiply;
	animation: footer-crt-scan-drift 6.5s linear infinite;
}

.footer-crt::after {
	content: "";
	position: absolute;
	inset: 0;
	z-index: 3;
	pointer-events: none;
	background: radial-gradient(ellipse at center, transparent 55%, rgba(0, 0, 0, 0.42) 100%);
	animation: footer-crt-vignette-flicker 3.1s steps(1, end) infinite;
}

@keyframes footer-crt-interference-band {
	0%,
	38%,
	100% {
		opacity: 0;
		transform: translate3d(0, 120%, 0);
	}

	44% {
		opacity: 0.88;
		transform: translate3d(-1.5%, 70%, 0);
	}

	52% {
		opacity: 0.62;
		transform: translate3d(1%, 42%, 0);
	}

	62% {
		opacity: 1;
		transform: translate3d(-0.75%, 8%, 0);
	}

	74% {
		opacity: 0.72;
		transform: translate3d(1.5%, -38%, 0);
	}

	86% {
		opacity: 0;
		transform: translate3d(0, -140%, 0);
	}
}

@keyframes footer-crt-brightness-jerk {
	0%,
	100% {
		filter: brightness(1) contrast(1);
	}

	50% {
		filter: brightness(1.04) contrast(1.02);
	}
}

@keyframes footer-crt-scan-drift {
	0% {
		background-position: 0 0, 0 0;
	}

	100% {
		background-position: 0 18px, 0 0;
	}
}

@keyframes footer-crt-vignette-flicker {
	0%,
	92%,
	100% {
		opacity: 1;
	}

	93% {
		opacity: 0.88;
	}

	94% {
		opacity: 0.96;
	}

	95% {
		opacity: 0.9;
	}
}

@keyframes footer-crt-power-flicker {
	0%,
	96%,
	100% {
		opacity: 1;
	}

	97% {
		opacity: 0.97;
	}

	98% {
		opacity: 0.99;
	}

	99% {
		opacity: 0.94;
	}
}

/* Titres Minitel : phosphore + scintillement. */
.footer-crt .footer-crt__retro-title {
	margin: 0;
	font-family: var(--font-minitel), "Courier Prime", "Courier New", Courier, monospace;
	font-size: clamp(1.75rem, 1.4rem + 1.2vw, 2.5rem);
	font-weight: 700;
	line-height: 1.2;
	text-transform: uppercase;
	letter-spacing: 0.14em;
	color: #fff !important;
	text-shadow:
		0 0 2px rgba(255, 255, 255, 0.95),
		0 0 12px rgba(255, 255, 255, 0.42),
		0 0 28px rgba(255, 255, 255, 0.18);
	animation:
		footer-crt-title-flicker 5.5s steps(1, end) infinite,
		footer-crt-title-phosphor 38ms steps(1, end) infinite,
		footer-crt-title-glitch-x 2.8s steps(1, end) infinite;
}

.footer-crt .footer-crt__retro-subtitle {
	font-size: clamp(1rem, 0.95rem + 0.35vw, 1.25rem);
	font-weight: 400;
	letter-spacing: 0.08em;
}

@keyframes footer-crt-title-flicker {
	0%,
	94%,
	100% {
		opacity: 1;
	}

	95% {
		opacity: 0.88;
	}

	96% {
		opacity: 1;
	}

	97% {
		opacity: 0.94;
	}
}

@keyframes footer-crt-title-phosphor {
	0%,
	100% {
		filter: brightness(1) blur(0.35px);
	}

	50% {
		filter: brightness(1.05) blur(0.5px);
	}
}

@keyframes footer-crt-title-glitch-x {
	0%,
	31%,
	33%,
	100% {
		transform: translateX(0);
	}

	32% {
		transform: translateX(5px);
	}

	78%,
	80% {
		transform: translateX(0);
	}

	79% {
		transform: translateX(-4px);
	}
}

/* --- Navigation footer (colonnes flexbox) --- */

.footer-nav {
	width: 100%;
	padding-block-start: clamp(1rem, 3vw, 1.75rem);
}

.footer-nav__grid {
	display: flex;
	flex-wrap: wrap;
	gap: clamp(1.5rem, 4vw, 2.5rem);
	justify-content: flex-start;
	width: 100%;
	text-align: left;
}

.footer-nav__col {
	display: flex;
	flex: 1 1 min(100%, 14rem);
	flex-direction: column;
	gap: var(--space-3);
	min-width: min(100%, 14rem);
}

.footer-nav__title {
	margin: 0;
	font-family: var(--font-minitel), "Courier Prime", monospace;
	font-size: clamp(1rem, 1.5vw, 1.25rem);
	font-weight: 400;
	line-height: var(--lh-snug);
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: #fff;
}

.footer-nav__menu {
	display: flex;
	flex-direction: column;
	gap: var(--space-2);
	margin: 0;
	padding: 0;
	list-style: none;
}

.footer-nav__menu a {
	font-size: var(--fs-sm);
	line-height: var(--lh-snug);
	color: rgba(255, 255, 255, 0.82);
	text-decoration: none;
	transition: color var(--duration-fast) var(--ease);
}

.footer-nav__menu a:hover,
.footer-nav__menu a:focus {
	color: #fff;
	text-decoration: underline;
	text-underline-offset: 0.15em;
}

.footer-nav__col--social .footer-nav__title {
	margin-bottom: var(--space-1);
}

.footer-nav__social {
	display: flex;
	flex-wrap: wrap;
	gap: clamp(0.75rem, 2.5vw, 1.5rem);
	margin: 0;
	padding: 0;
	list-style: none;
}

.footer-nav__social-link {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	color: rgba(255, 255, 255, 0.82);
	text-decoration: none;
	opacity: 0.92;
	transition: opacity 0.15s ease, transform 0.15s ease, color var(--duration-fast) var(--ease);
}

.footer-nav__social-label {
	display: none;
	text-decoration: none;
}

.footer-nav__social-link:hover,
.footer-nav__social-link:focus {
	opacity: 1;
	color: #fff;
	text-decoration: none;
	transform: scale(1.06);
}

.footer-nav__social-img {
	display: block;
	width: 30px;
	height: auto;
	aspect-ratio: 1;
	object-fit: contain;
}

@media (min-width: 600px) {
	.footer-nav__col {
		flex: 1 1 calc(50% - 1.25rem);
		min-width: min(100%, 12rem);
	}
}

@media (min-width: 1024px) {
	.footer-nav__col {
		flex: 1 1 0;
		min-width: 10rem;
	}

	.footer-nav__social {
		flex-direction: column;
		flex-wrap: nowrap;
		gap: var(--space-2);
	}

	.footer-nav__social-link {
		justify-content: flex-start;
		gap: var(--space-2);
	}

	.footer-nav__social-label {
		display: block;
		font-size: var(--fs-sm);
		line-height: var(--lh-snug);
		color: rgba(255, 255, 255, 0.82);
		transition: color var(--duration-fast) var(--ease);
	}

	.footer-nav__social-link:hover .footer-nav__social-label,
	.footer-nav__social-link:focus .footer-nav__social-label {
		color: #fff;
	}

	.footer-nav__social-img {
		width: 30px;
		flex-shrink: 0;
	}
}

/* --- Crédits, légal, paiement --- */

.footer-crt #site-footer {
	padding-block: clamp(1.5rem, 4vw, 2.5rem);
	font-size: var(--fs-base);
	color: rgba(255, 255, 255, 0.82);
}

.footer-crt .footer-credits {
	display: flex;
	flex-direction: column;
	gap: var(--space-4);
}

.footer-crt .footer-copyright {
	margin: 0;
	font-family: var(--font-minitel), "Courier Prime", monospace;
	font-size: var(--fs-base);
	line-height: var(--lh-snug);
	color: rgba(255, 255, 255, 0.72);
}

.footer-bottom-bar {
	display: flex;
	flex-wrap: wrap;
	flex: 1 0 100%;
	justify-content: space-between;
	align-items: flex-end;
	gap: 1rem 1.5rem;
	width: 100%;
}

.footer-legal-links {
	flex: 1 1 auto;
	min-width: min(100%, 12rem);
}

.footer-legal-links__list {
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-start;
	align-items: flex-start;
	gap: 0.5rem 1.25rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.footer-legal-links__link {
	font-size: 0.875em;
	color: rgba(255, 255, 255, 0.82);
	text-decoration: underline;
	text-underline-offset: 0.15em;
}

.footer-legal-links__link:hover,
.footer-legal-links__link:focus {
	color: #fff;
	text-decoration: none;
}

.footer-payment-icons {
	display: flex;
	flex-wrap: wrap;
	justify-content: flex-end;
	align-items: flex-end;
	gap: 0.5rem 0.65rem;
	margin: 0 0 0 auto;
	padding: 0;
	list-style: none;
	flex: 0 1 auto;
}

.footer-payment-icons__img {
	display: block;
	width: auto;
	height: 24px;
	max-width: 42px;
	object-fit: contain;
}

@media (prefers-reduced-motion: reduce) {
	.footer-crt,
	.footer-crt::before,
	.footer-crt::after,
	.footer-crt__jitter,
	.footer-crt__inner,
	.footer-crt__inner::before {
		animation: none;
	}

	.footer-crt .footer-crt__retro-title {
		animation: none;
		filter: none;
	}

	.footer-crt::before {
		opacity: 0.4;
	}
}