:root {
	--color-primary: #16BB2D;
	--color-primary-dark: #0e8f21;
	--color-blue: #002D64;
	--color-red: #EE3224;
	--color-gray: #54595F;
	--color-text: #1c1e1f;
	--color-light: #f4f6f5;
	--color-border: #e3e6e4;
	--font-heading: "Roboto Slab", Georgia, serif;
	--font-body: "Roboto", Arial, sans-serif;
	--wrap: 1400px;
	--radius: 10px;
	--shadow: 0 10px 30px rgba(0,45,100,0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	font-family: var(--font-body);
	color: var(--color-text);
	line-height: 1.6;
	background: #fff;
}
img { max-width: 100%; display: block; }
a { color: var(--color-blue); text-decoration: none; }
a:hover { color: var(--color-primary); }
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-blue); line-height: 1.25; margin: 0 0 .5em; }
h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 600; }
h3 { font-size: 1.2rem; font-weight: 600; }
p { margin: 0 0 1em; }
ul { margin: 0; padding: 0; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

/* ---------- Buttons ---------- */
.btn {
	display: inline-flex;
	align-items: center;
	gap: .5em;
	padding: .85em 1.6em;
	border-radius: 999px;
	font-weight: 600;
	font-family: var(--font-body);
	transition: transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
	border: 2px solid transparent;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; transform: translateY(-2px); }
.btn-red { background: var(--color-red); color: #fff; }
.btn-red:hover { background: #c9291e; color: #fff; transform: translateY(-2px); }
.btn-outline { border-color: #fff; color: #fff; }
.btn-outline:hover { background: #fff; color: var(--color-blue); }
.btn-outline-dark { border-color: var(--color-blue); color: var(--color-blue); }
.btn-outline-dark:hover { background: var(--color-blue); color: #fff; }

/* ---------- Header ---------- */
.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: #fff;
	box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 84px;
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--color-blue); }
.brand img { height: 52px; width: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; font-family: var(--font-heading); }
.brand-text strong { font-size: 1.15rem; letter-spacing: .5px; color: var(--color-blue); }
.brand-text small { font-size: .8rem; color: var(--color-gray); font-family: var(--font-body); }

.primary-nav { display: flex; align-items: center; gap: 6px; }
.primary-nav a {
	color: var(--color-text);
	font-weight: 500;
	padding: .6em 1em;
	border-radius: 6px;
}
.primary-nav a:hover, .primary-nav a.active { color: var(--color-primary); background: rgba(22,187,45,0.08); }
.primary-nav a.nav-call {
	margin-left: 8px;
	background: var(--color-blue);
	color: #fff;
	border-radius: 999px;
	padding: .6em 1.3em;
}
.primary-nav a.nav-call:hover { background: var(--color-primary); color: #fff; }

.nav-toggle {
	display: none;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	width: 42px;
	height: 42px;
	background: none;
	border: none;
	cursor: pointer;
}
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--color-blue); margin: 0 auto; }

/* ---------- Hero ---------- */
.hero {
	position: relative;
	color: #fff;
	padding: 90px 0 110px;
	background: linear-gradient(180deg, rgba(0,20,45,.78), rgba(0,45,100,.72)), url('../img/gallery-1.jpg') center/cover no-repeat;
	text-align: center;
}
.hero .eyebrow {
	display: inline-block;
	text-transform: uppercase;
	letter-spacing: 2px;
	font-size: .8rem;
	font-weight: 600;
	background: rgba(255,255,255,.15);
	padding: .4em 1em;
	border-radius: 999px;
	margin-bottom: 1em;
}
.hero h1 { color: #fff; max-width: 820px; margin-left: auto; margin-right: auto; }
.hero .lead { max-width: 700px; margin: 0 auto 1.8em; font-size: 1.15rem; color: #eef3f8; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-logo { margin: 0 auto 1.5em; max-width: 220px; }

.page-hero {
	background: linear-gradient(135deg, var(--color-blue), #01498f);
	color: #fff;
	padding: 64px 0;
	text-align: center;
}
.page-hero h1 { color: #fff; margin-bottom: .3em; }
.page-hero p { color: #dfe9f5; max-width: 620px; margin: 0 auto; }

/* ---------- Sections ---------- */
section { padding: 72px 0; }
.section-light { background: var(--color-light); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 40px; }
.section-head .tag { color: var(--color-primary); text-transform: uppercase; letter-spacing: 1.5px; font-weight: 700; font-size: .82rem; }

/* Services / cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.card {
	background: #fff;
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	padding: 32px 28px;
	box-shadow: var(--shadow);
	transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: 0 16px 36px rgba(0,45,100,.14); }
.card .icon {
	width: 54px; height: 54px;
	border-radius: 14px;
	background: rgba(22,187,45,.12);
	display: flex; align-items: center; justify-content: center;
	margin-bottom: 18px;
	font-size: 1.5rem;
}
.card p { color: var(--color-gray); }
.card a.card-link { font-weight: 600; }

/* Feature list (Maconnerie / Transformations) */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; max-width: 820px; margin: 0 auto; }
.feature-list li {
	list-style: none;
	display: flex;
	align-items: flex-start;
	gap: 14px;
	background: #fff;
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	padding: 18px 20px;
	font-weight: 600;
	color: var(--color-blue);
	box-shadow: var(--shadow);
}
.feature-list li::before {
	content: "";
	flex: none;
	width: 10px; height: 10px;
	margin-top: 7px;
	border-radius: 50%;
	background: var(--color-primary);
}

.intro-block { display: flex; align-items: center; gap: 48px; flex-wrap: wrap; }
.intro-block .intro-media { flex: 1 1 260px; text-align: center; }
.intro-block .intro-media img { max-width: 220px; margin: 0 auto; }
.intro-block .intro-text { flex: 2 1 380px; }

/* Gallery / carousel */
.carousel { position: relative; overflow: hidden; border-radius: var(--radius); box-shadow: var(--shadow); }
.carousel-track {
	display: flex;
	overflow-x: auto;
	scroll-snap-type: x mandatory;
	scrollbar-width: none;
	-ms-overflow-style: none;
}
.carousel-track::-webkit-scrollbar { display: none; }
.carousel-track img {
	scroll-snap-align: center;
	flex: 0 0 100%;
	height: 420px;
	object-fit: cover;
}
.carousel-nav {
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	background: rgba(0,45,100,.65);
	color: #fff;
	border: none;
	width: 44px; height: 44px;
	border-radius: 50%;
	cursor: pointer;
	font-size: 1.2rem;
	display: flex; align-items: center; justify-content: center;
}
.carousel-nav:hover { background: var(--color-primary); }
.carousel-nav.prev { left: 16px; }
.carousel-nav.next { right: 16px; }

.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.gallery-grid a { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.gallery-grid img { height: 260px; width: 100%; object-fit: cover; transition: transform .25s ease; }
.gallery-grid a:hover img { transform: scale(1.06); }

/* CTA strip */
.cta-strip {
	background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
	color: #fff;
	text-align: center;
	padding: 56px 0;
}
.cta-strip h2 { color: #fff; }
.cta-strip p { color: #eafcee; }

/* Contact page */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.contact-card {
	background: #fff;
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	box-shadow: var(--shadow);
	padding: 32px;
}
.contact-card .row { display: flex; gap: 14px; margin-bottom: 20px; align-items: flex-start; }
.contact-card .row .icon { color: var(--color-primary); font-size: 1.3rem; margin-top: 2px; }
.contact-card .row strong { display: block; color: var(--color-blue); }
.map-embed { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.map-embed iframe { width: 100%; height: 100%; min-height: 380px; border: 0; }

/* PDF download block */
.pdf-block {
	display: flex;
	align-items: center;
	gap: 20px;
	background: #fff;
	border: 1px dashed var(--color-primary);
	border-radius: var(--radius);
	padding: 24px 28px;
	max-width: 620px;
	margin: 0 auto;
}
.pdf-block .icon { font-size: 2.2rem; color: var(--color-red); }

#tarif { scroll-margin-top: 100px; }

/* ---------- Tarif : pages affichées en grand ---------- */
/* Un tarif A4 dense n'est lisible que s'il est affiché large. On renonce donc
   à faire tenir une page entière dans l'écran (impossible sans réduire le
   texte à ~8px) : les pages s'empilent et on fait défiler. */
.tarif-pages {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 40px;
	margin-top: 40px;
}
.tarif-page { margin: 0; width: 100%; }
.tarif-page a {
	display: block;
	border-radius: var(--radius);
	overflow: hidden;
	box-shadow: var(--shadow);
	background: #fff;
}
.tarif-page img {
	width: 100%;
	height: auto;
	display: block;
}
.tarif-page a:hover { box-shadow: 0 16px 36px rgba(0,45,100,.2); }
.tarif-page figcaption {
	margin-top: 10px;
	font-size: .9rem;
	color: var(--color-gray);
	text-align: center;
}

/* Footer */
.site-footer { background: var(--color-blue); color: #cfe0f5; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; padding: 56px 0 40px; }
.footer-col h3 { color: #fff; font-size: 1rem; margin-bottom: .8em; }
.footer-col p, .footer-col address { color: #b9cbe4; font-style: normal; }
.footer-col a { color: #cfe0f5; }
.footer-col a:hover { color: var(--color-primary); }
.footer-nav { display: flex; flex-direction: column; gap: 8px; }
.footer-bottom {
	border-top: 1px solid rgba(255,255,255,.12);
	padding: 18px 0;
	text-align: center;
	font-size: .85rem;
	color: #9db4d4;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
	.cards { grid-template-columns: 1fr; }
	.feature-list { grid-template-columns: 1fr; }
	.gallery-grid { grid-template-columns: repeat(2, 1fr); }
	.contact-grid { grid-template-columns: 1fr; }
	.footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
	.nav-toggle { display: flex; }
	.primary-nav {
		position: absolute;
		top: 84px;
		left: 0; right: 0;
		background: #fff;
		flex-direction: column;
		align-items: stretch;
		padding: 12px 24px 24px;
		box-shadow: 0 12px 20px rgba(0,0,0,.08);
		display: none;
	}
	.primary-nav.open { display: flex; }
	.primary-nav a.nav-call { margin: 8px 0 0; text-align: center; }
	.gallery-grid { grid-template-columns: 1fr; }
	.footer-inner { grid-template-columns: 1fr; text-align: center; }
	.contact-card .row { justify-content: center; }
	.carousel-track img { height: 260px; }
}