/* ==========================================================================
   Pied de page
   ========================================================================== */

.site-footer {
	position: relative;
	overflow: hidden;
	background: var(--c-footer-bg);
	color: var(--c-white);
	font-family: var(--f-text);
}

/* Grand « R » vert en filigrane, à gauche */
.site-footer__mark {
	position: absolute;
	top: 0;
	bottom: 0;
	left: 0;
	z-index: 0;
	color: var(--c-green);
	opacity: .2;
	pointer-events: none;
	user-select: none;
}

.site-footer__mark svg {
	width: auto;
	height: 100%;
	fill: currentColor;
}

/* Motif hexagonal clair, estompé depuis le coin inférieur droit */
.site-footer__pattern {
	position: absolute;
	inset: 0;
	z-index: 0;
	background: url('../img/motif-hexagones.svg') repeat;
	filter: invert(1);
	opacity: .09;
	pointer-events: none;
	-webkit-mask-image: linear-gradient(to top left, rgba(0, 0, 0, 1) 0%, rgba(0, 0, 0, 0) 50%);
	mask-image: linear-gradient(to top left, rgba(0, 0, 0, 1) 0%, rgba(0, 0, 0, 0) 50%);
}

.site-footer__line {
	position: relative;
	z-index: 1;
	height: 6px;
	background: var(--g-green-line);
}

.site-footer__grid {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
	gap: 44px;
	padding: 64px 34px 20px;
}

.site-footer__logo {
	display: inline-flex;
	margin-bottom: 20px;
	padding: 12px 16px;
	border-radius: 12px;
	background: var(--c-white);
}

.site-footer__logo img {
	width: auto;
	height: 40px;
}

.site-footer__presentation {
	max-width: 34ch;
	color: var(--c-white);
	font-size: 14.5px;
	line-height: 1.7;
}

.social-links--footer {
	margin-top: 22px;
}

.social-links--footer .social-links__link {
	display: grid;
	place-items: center;
	width: 40px;
	height: 40px;
	border: 1px solid var(--c-footer-border);
	border-radius: 50%;
	color: var(--c-white);
}

.social-links--footer .social-links__link:hover {
	background: var(--c-green);
	border-color: var(--c-green);
	color: var(--c-white);
}

.site-footer__heading {
	margin: 0 0 18px;
	color: var(--c-white);
	font-family: var(--f-title);
	font-weight: 600;
	font-size: 13px;
	letter-spacing: 2px;
	text-transform: uppercase;
}

.site-footer__heading--projet {
	margin-bottom: 8px;
}

.site-footer__nav a {
	display: block;
	padding: 6px 0;
	color: var(--c-white);
	font-size: 14.5px;
}

.site-footer__nav a:hover {
	color: var(--c-green-light);
}

/* Coordonnées : adresse, ligne vide, téléphone, e-mail */
.contact-details--footer {
	font-size: 14.5px;
	line-height: 1.9;
}

.contact-details--footer .contact-details__address {
	margin-bottom: 1.9em;
}

.contact-details--footer .contact-details__tel,
.contact-details--footer .contact-details__email {
	display: block;
	color: var(--c-white);
}

.contact-details--footer .contact-details__email {
	color: var(--c-green-light);
}

.site-footer__projet-text {
	margin: 0 0 20px;
	color: var(--c-white);
	font-size: 14px;
	line-height: 1.6;
}

/* Barre basse */
.site-footer__bottom {
	position: relative;
	z-index: 1;
	margin-top: 28px;
	border-top: 1px solid var(--c-footer-divider);
}

.site-footer__bottom-inner {
	display: grid;
	grid-template-columns: 1fr auto 1fr;
	align-items: center;
	gap: 20px;
	padding: 20px 34px;
	color: var(--c-white);
	font-size: 13px;
}

.site-footer__policy {
	justify-self: center;
	color: var(--c-white);
}

.site-footer__credit {
	display: flex;
	align-items: center;
	justify-self: end;
	gap: 8px;
	color: var(--c-white);
}

.site-footer__policy:hover,
.site-footer__credit:hover {
	color: var(--c-green-light);
}

.diabolo-mark {
	transition: transform .5s ease-in-out;
}

.site-footer__credit:hover .diabolo-mark {
	transform: rotateY(180deg);
}

/* Tablette : deux colonnes */
@media (max-width: 900px) {
	.site-footer__grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
		gap: 40px 32px;
		padding: 48px 20px 16px;
	}

	/* Barre basse centrée sur mobile */
	.site-footer__bottom-inner {
		grid-template-columns: 1fr;
		gap: 10px;
		padding: 20px;
		text-align: center;
	}

	.site-footer__bottom-inner > * {
		justify-self: center;
	}

	.site-footer__copyright {
		text-wrap: balance; /* lignes de longueur égale, pas de mot seul sur la dernière */
	}
}

/* Mobile : une colonne */
@media (max-width: 600px) {
	.site-footer__grid {
		grid-template-columns: minmax(0, 1fr);
		gap: 32px;
	}
}