/* Idées Business — front-office
   Palette éditoriale sobre : catalogue d'opportunités, ton de confiance (or = valeur, vert profond = structure). */

:root {
	--couleur-primaire: #b8862b;
	--couleur-primaire-survol: #9c7124;
	--couleur-secondaire: #1f2a24;
	--couleur-accent: #c6532f;
	--couleur-fond: #f7f5f0;
	--couleur-surface: #ffffff;
	--couleur-surface-secondaire: #efeae0;
	--couleur-bordure: #e3ddd0;
	--texte-principal: #211f1b;
	--texte-secondaire: #5c584d;
	--texte-attenue: #8b8676;
	--couleur-succes: #2f7d5b;
	--couleur-alerte: #c98a1f;
	--couleur-erreur: #b23b3b;
	--couleur-info: #3b6e8f;

	--rayon-petit: 8px;
	--rayon-moyen: 14px;
	--rayon-grand: 22px;
	--ombre-legere: 0 1px 2px rgba(33, 31, 27, .06);
	--ombre-moyenne: 0 14px 34px rgba(33, 31, 27, .1);
	--transition-rapide: 150ms ease;
	--transition-standard: 220ms ease;
	--largeur-page: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	background: var(--couleur-fond);
	color: var(--texte-principal);
	font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	-webkit-font-smoothing: antialiased;
	line-height: 1.5;
}
button, input, select { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, dl, ul, ol { margin: 0; }

.lecteur-ecran { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.lien-evitement { position: fixed; top: -4rem; left: 1rem; z-index: 50; padding: .75rem 1.25rem; border-radius: var(--rayon-petit); background: var(--couleur-secondaire); color: #fff; transition: top var(--transition-rapide); }
.lien-evitement:focus { top: 1rem; }

:focus-visible { outline: 2px solid var(--couleur-primaire); outline-offset: 2px; }

/* En-tête */
.entete {
	max-width: var(--largeur-page);
	margin: 0 auto;
	padding: 1.25rem 1.5rem;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1.5rem;
}
.marque { display: inline-flex; align-items: center; gap: .55rem; font-weight: 700; font-size: 1.05rem; letter-spacing: -.01em; }
.marque-signe { width: .85rem; height: .85rem; border-radius: 3px; background: var(--couleur-primaire); }
.navigation { display: flex; align-items: center; gap: 2rem; font-size: .92rem; color: var(--texte-secondaire); }
.navigation a { transition: color var(--transition-rapide); }
.navigation a:hover { color: var(--texte-principal); }

.bouton {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: .5rem;
	min-height: 2.75rem;
	padding: .7rem 1.35rem;
	border: 1px solid transparent;
	border-radius: var(--rayon-petit);
	font-weight: 600;
	font-size: .92rem;
	cursor: pointer;
	transition: background-color var(--transition-standard), color var(--transition-standard), border-color var(--transition-standard), transform var(--transition-rapide);
}
.bouton:active { transform: translateY(1px); }
.bouton-principal { background: var(--couleur-primaire); color: #fff; }
.bouton-principal:hover { background: var(--couleur-primaire-survol); }
.bouton-secondaire { background: transparent; border-color: var(--couleur-bordure); color: var(--texte-principal); }
.bouton-secondaire:hover { border-color: var(--couleur-secondaire); background: var(--couleur-secondaire); color: #fff; }

/* Hero */
.hero {
	max-width: var(--largeur-page);
	margin: 0 auto;
	padding: 3.5rem 1.5rem 4.5rem;
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: 1.5rem;
}
.sur-titre {
	display: inline-flex;
	align-items: center;
	gap: .5rem;
	margin: 0;
	color: var(--texte-secondaire);
	font-size: .78rem;
	font-weight: 600;
	letter-spacing: .08em;
	text-transform: uppercase;
}
.sur-titre-sombre { color: var(--couleur-primaire); }
.sur-titre > span { width: .4rem; height: .4rem; border-radius: 50%; background: var(--couleur-primaire); }
.hero h1 { max-width: 46rem; font-size: clamp(2.1rem, 4.2vw, 3.4rem); line-height: 1.12; letter-spacing: -.02em; font-weight: 700; }
.hero h1 em { color: var(--couleur-primaire); font-style: normal; }
.hero-introduction { max-width: 40rem; color: var(--texte-secondaire); font-size: 1.05rem; line-height: 1.6; }
.hero-actions { display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.lien-simple { padding-bottom: .25rem; border-bottom: 1px solid var(--texte-principal); font-size: .92rem; font-weight: 600; }

/* Bandeau chiffres */
.bandeau-chiffres {
	max-width: var(--largeur-page);
	margin: 0 auto;
	padding: 1.75rem 1.5rem;
	border-top: 1px solid var(--couleur-bordure);
	border-bottom: 1px solid var(--couleur-bordure);
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 1.5rem;
}
.bandeau-chiffres > div { display: flex; flex-direction: column; gap: .2rem; }
.bandeau-chiffres strong { font-size: 1.7rem; font-weight: 700; letter-spacing: -.02em; }
.bandeau-chiffres span { color: var(--texte-secondaire); font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; }

/* Catalogue */
.section-catalogue { max-width: var(--largeur-page); margin: 0 auto; padding: 4.5rem 1.5rem; }
.section-entete { display: grid; grid-template-columns: 1.3fr .8fr; gap: 3rem; align-items: end; }
.section-entete h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); line-height: 1.15; letter-spacing: -.015em; margin-top: .5rem; }
.section-entete > p:last-child { color: var(--texte-secondaire); line-height: 1.6; }

.barre-outils {
	margin-top: 3rem;
	padding: 1rem 0;
	border-top: 1px solid var(--couleur-bordure);
	border-bottom: 1px solid var(--couleur-bordure);
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1.5rem;
	flex-wrap: wrap;
}
.filtres { display: flex; gap: .4rem; flex-wrap: wrap; }
.filtre { border: 0; border-radius: 999px; padding: .55rem .9rem; background: transparent; color: var(--texte-secondaire); font-size: .82rem; cursor: pointer; transition: background-color var(--transition-rapide), color var(--transition-rapide); }
.filtre span { margin-left: .3rem; color: var(--texte-attenue); font-size: .75rem; }
.filtre.actif { background: var(--couleur-secondaire); color: #fff; }
.filtre.actif span { color: rgba(255, 255, 255, .6); }
.filtre:hover:not(.actif) { background: var(--couleur-surface-secondaire); }
.outils-droite { display: flex; align-items: center; gap: .6rem; }
.champ-recherche input {
	width: 12rem;
	min-height: 2.5rem;
	padding: 0 .9rem;
	border: 1px solid var(--couleur-bordure);
	border-radius: 999px;
	background: var(--couleur-surface);
}
.champ-tri select {
	min-height: 2.5rem;
	padding: 0 .9rem;
	border: 1px solid var(--couleur-bordure);
	border-radius: 999px;
	background: var(--couleur-surface);
	cursor: pointer;
}

.grille-fiches { margin-top: 2rem; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.fiche-idee[hidden] { display: none; }
.fiche-bouton {
	width: 100%;
	height: 100%;
	padding: 1.5rem;
	border: 1px solid var(--couleur-bordure);
	border-radius: var(--rayon-moyen);
	display: flex;
	flex-direction: column;
	gap: .85rem;
	text-align: left;
	background: var(--couleur-surface);
	cursor: pointer;
	transition: transform var(--transition-standard), box-shadow var(--transition-standard), border-color var(--transition-standard);
}
.fiche-bouton:hover { transform: translateY(-3px); box-shadow: var(--ombre-moyenne); border-color: transparent; }
.fiche-entete { display: flex; align-items: center; justify-content: space-between; gap: .5rem; }
.badge {
	display: inline-flex;
	padding: .3rem .65rem;
	border-radius: 999px;
	background: var(--couleur-surface-secondaire);
	color: var(--texte-secondaire);
	font-size: .68rem;
	font-weight: 600;
	letter-spacing: .04em;
	text-transform: uppercase;
}
.badge-ebook { background: #efe6d6; color: #6e5a34; }
.badge-app { background: #dceaf0; color: #2b5c74; }
.badge-saas { background: #f3e3da; color: #93472a; }
.fiche-score { font-weight: 700; font-size: 1.05rem; color: var(--couleur-primaire); }
.fiche-score small { margin-left: .1rem; font-weight: 500; font-size: .68rem; color: var(--texte-attenue); }
.fiche-bouton h3 { font-size: 1.2rem; letter-spacing: -.01em; }
.fiche-bouton > p { color: var(--texte-secondaire); font-size: .88rem; line-height: 1.55; flex-grow: 1; }
.fiche-jauge { display: block; height: .3rem; border-radius: 999px; background: var(--couleur-surface-secondaire); overflow: hidden; }
.fiche-jauge > span { display: block; height: 100%; width: var(--niveau); background: var(--couleur-primaire); }
.fiche-pied { display: inline-flex; align-items: center; gap: .35rem; color: var(--texte-attenue); font-size: .78rem; font-weight: 600; }

.etat-vide { margin-top: 2rem; padding: 4rem 1.5rem; border: 1px dashed var(--couleur-bordure); border-radius: var(--rayon-moyen); text-align: center; }
.etat-vide h3 { font-size: 1.1rem; }
.etat-vide p { margin-top: .5rem; color: var(--texte-secondaire); }
.etat-vide .bouton { margin-top: 1.25rem; }

/* Méthode */
.section-methode {
	background: var(--couleur-secondaire);
	color: #fff;
	padding: 4.5rem 1.5rem;
}
.section-methode > * { max-width: var(--largeur-page); margin-inline: auto; }
.methode-intro { display: flex; flex-direction: column; gap: .75rem; padding-bottom: 2.5rem; border-bottom: 1px solid rgba(255, 255, 255, .14); }
.methode-intro h2 { font-size: clamp(1.6rem, 2.8vw, 2.2rem); letter-spacing: -.015em; }
.methode-intro > p:last-child { color: rgba(255, 255, 255, .62); max-width: 34rem; line-height: 1.6; }
.etapes { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 2.5rem; }
.etapes li { display: flex; flex-direction: column; gap: .6rem; }
.etapes li > span { color: var(--couleur-primaire); font-weight: 700; font-size: .8rem; }
.etapes h3 { font-size: 1.15rem; }
.etapes p { color: rgba(255, 255, 255, .6); line-height: 1.55; font-size: .9rem; }

/* Abonnement */
.section-abonnement {
	max-width: var(--largeur-page);
	margin: 0 auto;
	padding: 4.5rem 1.5rem;
	display: grid;
	grid-template-columns: 1.25fr .75fr;
	gap: 3rem;
	align-items: center;
}
.abonnement-texte h2 { font-size: clamp(1.6rem, 2.8vw, 2.2rem); letter-spacing: -.015em; margin-top: .5rem; }
.abonnement-texte > p:last-child { margin-top: 1rem; color: var(--texte-secondaire); max-width: 30rem; line-height: 1.6; }
.offre { padding: 1.75rem; border: 1px solid var(--couleur-bordure); border-radius: var(--rayon-moyen); background: var(--couleur-surface); }
.offre-prix { display: flex; align-items: baseline; gap: .4rem; }
.offre-prix strong { font-size: 2.4rem; font-weight: 700; letter-spacing: -.02em; }
.offre-prix span { color: var(--texte-secondaire); }
.offre ul { list-style: none; padding: 1.1rem 0; margin: 1.1rem 0; border-top: 1px solid var(--couleur-bordure); border-bottom: 1px solid var(--couleur-bordure); display: flex; flex-direction: column; gap: .55rem; }
.offre li { color: var(--texte-secondaire); font-size: .88rem; padding-left: 1.1rem; position: relative; }
.offre li::before { content: "—"; position: absolute; left: 0; color: var(--couleur-primaire); }
.offre .bouton { width: 100%; }
.offre small { display: block; margin-top: .75rem; color: var(--texte-attenue); text-align: center; font-size: .74rem; }

/* Pied de page */
.pied-page {
	max-width: var(--largeur-page);
	margin: 0 auto;
	padding: 2rem 1.5rem;
	border-top: 1px solid var(--couleur-bordure);
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	color: var(--texte-secondaire);
	font-size: .8rem;
}

/* Modale */
.modale { width: min(92vw, 34rem); padding: 0; border: 0; border-radius: var(--rayon-grand); background: var(--couleur-surface); color: var(--texte-principal); box-shadow: var(--ombre-moyenne); }
.modale::backdrop { background: rgba(20, 18, 15, .55); }
.fermer-modale { position: absolute; top: 1rem; right: 1rem; width: 2.2rem; height: 2.2rem; border: 1px solid var(--couleur-bordure); border-radius: 50%; background: var(--couleur-surface); font-size: 1.3rem; line-height: 1; cursor: pointer; }
.fermer-modale:hover { background: var(--couleur-secondaire); border-color: var(--couleur-secondaire); color: #fff; }
.modale-contenu { padding: 2.5rem; display: flex; flex-direction: column; gap: 1rem; }
.modale-entete { display: flex; align-items: center; justify-content: space-between; }
.modale-score { color: var(--texte-secondaire); font-size: .82rem; }
.modale-score strong { color: var(--couleur-primaire); font-size: 1.2rem; }
.modale h2 { font-size: 1.6rem; letter-spacing: -.015em; }
.modale-contenu > p { color: var(--texte-secondaire); line-height: 1.6; }
.modale dl { display: flex; flex-direction: column; gap: .75rem; padding: 1rem 0; border-top: 1px solid var(--couleur-bordure); border-bottom: 1px solid var(--couleur-bordure); }
.modale dl div { display: grid; grid-template-columns: 8rem 1fr; gap: .5rem; }
.modale dt { color: var(--texte-attenue); font-size: .76rem; text-transform: uppercase; letter-spacing: .04em; }
.modale dd { margin: 0; font-size: .88rem; font-weight: 600; }
.modale .bouton { width: 100%; }

/* Notification */
.notification {
	position: fixed;
	right: 1.25rem;
	bottom: 1.25rem;
	z-index: 40;
	width: min(22rem, calc(100vw - 2rem));
	padding: 1rem 1.25rem;
	border-radius: var(--rayon-moyen);
	background: var(--couleur-secondaire);
	color: #fff;
	box-shadow: var(--ombre-moyenne);
	display: flex;
	flex-direction: column;
	gap: .2rem;
}
.notification[hidden] { display: none; }
.notification strong { font-size: .88rem; }
.notification span { color: rgba(255, 255, 255, .62); font-size: .78rem; }

@media (max-width: 900px) {
	.section-entete { grid-template-columns: 1fr; gap: 1.25rem; }
	.grille-fiches { grid-template-columns: repeat(2, 1fr); }
	.etapes { grid-template-columns: 1fr; gap: 1.75rem; }
	.section-abonnement { grid-template-columns: 1fr; gap: 2rem; }
	.bandeau-chiffres { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
	.navigation { display: none; }
	.bouton-entete { display: none; }
	.hero { padding: 2.5rem 1.25rem 3rem; }
	.section-catalogue, .section-methode, .section-abonnement { padding: 3rem 1.25rem; }
	.barre-outils { flex-direction: column; align-items: stretch; }
	.outils-droite { flex-direction: column; align-items: stretch; }
	.champ-recherche input, .champ-tri select { width: 100%; }
	.grille-fiches { grid-template-columns: 1fr; }
	.pied-page { flex-direction: column; align-items: flex-start; }
	.modale-contenu { padding: 2rem 1.25rem; }
	.modale dl div { grid-template-columns: 6rem 1fr; }
}

@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after {
		animation-duration: .01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: .01ms !important;
		scroll-behavior: auto !important;
	}
}