/* =========================================================
   JJ Art Construction — Feuille de style partagée
   Charte graphique verte / construction durable
   ========================================================= */

/* ---------- Variables globales ---------- */
:root {
  --color-primary: #2D6A4F;       /* vert principal, profond */
  --color-primary-light: #52B788; /* vert clair pour accents/hover */
  --color-primary-dark: #1B4332;  /* vert foncé pour textes/header */
  --color-accent: #95D5B2;        /* vert pastel pour fonds de sections */
  --color-white: #FFFFFF;
  --color-light-bg: #F8F9F6;      /* fond clair légèrement vert */
  --color-text: #1B1B1B;
  --color-text-light: #5C5C5C;

  --font-title: 'Poppins', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 4px 14px rgba(27, 67, 50, 0.08);
  --shadow-md: 0 10px 30px rgba(27, 67, 50, 0.12);
  --shadow-lg: 0 20px 50px rgba(27, 67, 50, 0.18);

  --container: 1180px;
  --header-h: 80px;
  --transition: 0.3s ease;
}

/* ---------- Reset léger ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-title);
  color: var(--color-primary-dark);
  line-height: 1.2;
  font-weight: 600;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

ul {
  list-style: none;
}

/* ---------- Conteneur & utilitaires ---------- */
.container,
section > div,
.services-grid,
.steps-grid {
  width: 100%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 40px;
  padding-right: 40px;
}

.section {
  padding: 90px 40px;
}

/* Marges latérales sur toutes les sections principales */
section {
  padding-left: 40px;
  padding-right: 40px;
}

.section--light {
  background: var(--color-light-bg);
}

.section--accent {
  background: linear-gradient(160deg, var(--color-accent) 0%, var(--color-light-bg) 100%);
}

.section__head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section__eyebrow {
  display: inline-block;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary-light);
  margin-bottom: 12px;
}

.section__title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 16px;
}

.section__text {
  color: var(--color-text-light);
  font-size: 1.05rem;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 14px 28px;
  border-radius: 50px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover,
.btn--outline:focus-visible {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--white {
  background: var(--color-white);
  color: var(--color-primary-dark);
}

.btn--white:hover,
.btn--white:focus-visible {
  background: var(--color-accent);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  padding: 6px 0;
  border-radius: 0;
}

.btn--ghost:hover .btn__arrow {
  transform: translateX(4px);
}

.btn__arrow {
  transition: transform var(--transition);
  display: inline-block;
}

/* Focus visible global pour l'accessibilité */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--color-primary-light);
  outline-offset: 2px;
}

/* =========================================================
   HEADER
   ========================================================= */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  transition: height var(--transition);
}

/* État rétréci au scroll */
.header.is-shrunk {
  box-shadow: var(--shadow-md);
}

.header.is-shrunk .header__inner {
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--color-primary-dark);
}

.logo__mark {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 700;
  font-size: 1rem;
}

.logo__text strong {
  color: var(--color-primary);
}

/* Logo header avec image */
.header__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-img {
  height: 50px;
  width: auto;
  object-fit: contain;
}

.logo-text {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  white-space: nowrap;
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

/* Sélecteur de langue FR | VI */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
}

.lang-switcher span {
  color: var(--color-text-light);
}

.lang-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 2px 2px;
  font-family: var(--font-title);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-light);
  transition: color var(--transition);
}

.lang-btn:hover {
  color: var(--color-primary);
}

.lang-btn.active {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav__link {
  position: relative;
  font-family: var(--font-title);
  font-weight: 500;
  font-size: 0.98rem;
  color: var(--color-primary-dark);
  padding: 6px 0;
  transition: color var(--transition);
}

.nav__link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: var(--color-primary-light);
  transition: width var(--transition);
}

.nav__link:hover,
.nav__link:focus-visible {
  color: var(--color-primary-light);
}

.nav__link:hover::after,
.nav__link.is-active::after {
  width: 100%;
}

.nav__link.is-active {
  color: var(--color-primary);
  font-weight: 600;
}

/* Bouton hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 3px;
  border-radius: 3px;
  background: var(--color-primary-dark);
  transition: var(--transition);
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* =========================================================
   HERO (page d'accueil) — vidéo en arrière-plan
   ========================================================= */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--color-white);
}

.hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100vw;
  height: 56.25vw;   /* ratio 16:9 basé sur la largeur */
  min-height: 100vh;
  min-width: 177.77vh; /* ratio 16:9 basé sur la hauteur */
  pointer-events: none;
  z-index: 0;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: transparent;
}

.hero__content {
  position: relative;
  background: var(--color-white);
  max-width: 1400px;
  margin: 0 auto;
  padding: 50px 40px;
}

.hero__title {
  color: var(--color-primary-dark);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 20px;
}

.hero__subtitle {
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  margin-bottom: 36px;
  color: var(--color-text);
  max-width: 800px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* Bouton play affiché si autoplay bloqué */
.hero__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 5;
  width: 84px;
  height: 84px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-primary-dark);
  font-size: 1.8rem;
  cursor: pointer;
  display: none;
  place-items: center;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.hero__play.is-visible {
  display: grid;
}

.hero__play:hover {
  background: var(--color-white);
  transform: translate(-50%, -50%) scale(1.08);
}

/* =========================================================
   BANNIÈRE DE PAGE (pages secondaires)
   ========================================================= */
.page-banner {
  position: relative;
  padding: 90px 0;
  text-align: center;
  color: var(--color-white);
  background:
    linear-gradient(120deg, rgba(27, 67, 50, 0.92), rgba(45, 106, 79, 0.82)),
    var(--color-primary-dark);
  overflow: hidden;
}

.page-banner::after {
  /* motif décoratif léger */
  content: '';
  position: absolute;
  right: -80px;
  bottom: -80px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--color-primary-light) 0%, transparent 70%);
  opacity: 0.35;
}

.page-banner__inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto;
}

.page-banner__title {
  color: var(--color-white);
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin-bottom: 14px;
}

.page-banner__text {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.9);
}

.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
}

.breadcrumb a:hover {
  color: var(--color-white);
  text-decoration: underline;
}

/* =========================================================
   STATISTIQUES (compteurs animés)
   ========================================================= */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.stat {
  text-align: center;
  padding: 32px 18px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border-bottom: 4px solid var(--color-primary-light);
}

.stat__number {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--color-primary);
  line-height: 1;
}

.stat__label {
  margin-top: 10px;
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* Présentation "Pourquoi nous choisir" */
.why {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.why__text p {
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.why__list {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.why__item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.why__item .check {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.85rem;
}

/* =========================================================
   CARTES (expertises, services, projets)
   ========================================================= */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}

.card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 34px 28px;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
  border: 1px solid rgba(45, 106, 79, 0.06);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.card__icon {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  display: grid;
  place-items: center;
  font-size: 1.7rem;
  margin-bottom: 20px;
}

/* Cartes de prestation avec image en haut (page rénovation) */
.section--cards-img {
  padding-left: 80px;
  padding-right: 80px;
}

.section--cards-img .cards {
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

.section--cards-img .card {
  padding: 0;
  overflow: hidden;
}

.card__img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  border-radius: 8px 8px 0 0;
}

.card-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card__title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.card__text {
  color: var(--color-text-light);
  font-size: 0.97rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

/* =========================================================
   GALERIE RÉALISATIONS
   ========================================================= */
.filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 44px;
}

.filter-btn {
  font-family: var(--font-title);
  font-weight: 500;
  font-size: 0.92rem;
  padding: 10px 22px;
  border-radius: 50px;
  border: 2px solid var(--color-accent);
  background: transparent;
  color: var(--color-primary-dark);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover {
  border-color: var(--color-primary-light);
}

.filter-btn.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

.realisations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

@media (max-width: 980px) {
  .realisations-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .realisations-grid {
    grid-template-columns: 1fr;
  }
}

/* Carousel galerie d'une réalisation (3 images visibles, navigation par boutons) */
.gallery-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Aperçu des réalisations (page d'accueil) : 4 cartes de taille identique */
.realisations-preview {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.realisations-preview .project {
  width: 100%;
}

.realisations-preview .project__media {
  aspect-ratio: auto;
}

.realisations-preview .project__media img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 8px 8px 0 0;
  display: block;
}

@media (max-width: 900px) {
  .realisations-preview { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .realisations-preview { grid-template-columns: 1fr; }
}

.gallery {
  display: flex;
  gap: 16px;
  overflow-x: hidden;
  scrollbar-width: none;
  align-items: stretch;
  flex: 1;
  min-width: 0;
}

.gallery::-webkit-scrollbar {
  display: none;
}

.gallery img {
  flex: 0 0 calc(33.333% - 11px);
  width: calc(33.333% - 11px);
  height: 380px;
  object-fit: cover;
  border-radius: 12px;
  display: block;
}

.gallery-btn {
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 1.8rem;
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-btn:hover {
  background: var(--color-primary-dark);
}

/* Galerie pleine largeur (page d'une réalisation) */
.gallery-section {
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  margin-top: 40px;
  padding: 0;
  position: relative;
}

.gallery-section .gallery-wrapper {
  position: relative;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 40px;
}

.gallery-section .gallery {
  display: flex;
  gap: 16px;
  overflow-x: hidden;
  padding: 0;
}

.gallery-section .gallery img {
  flex: 0 0 calc(33.333% - 11px);
  height: 500px;
  object-fit: cover;
  border-radius: 12px;
  display: block;
}

.gallery-section .gallery-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
}

.gallery-section .gallery-btn--prev {
  left: 0px;
}
.gallery-section .gallery-btn--next {
  right: 0px;
}

@media (max-width: 768px) {
  .gallery img {
    flex-basis: calc(75% - 12px);
  }
}

.project {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: var(--color-white);
  transition: opacity var(--transition), transform var(--transition);
}

.project.is-hidden {
  display: none;
}

.project__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.project__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.project:hover .project__media img {
  transform: scale(1.08);
}

.project__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(27, 67, 50, 0.85), transparent 60%);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 22px;
  opacity: 0;
  transition: opacity var(--transition);
}

.project:hover .project__overlay {
  opacity: 1;
}

.project__overlay span {
  color: var(--color-white);
  font-family: var(--font-title);
  font-weight: 600;
  border: 2px solid var(--color-white);
  padding: 8px 20px;
  border-radius: 50px;
}

.project__body {
  padding: 20px 22px;
}

.project__cat {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary-light);
}

.project__title {
  font-size: 1.15rem;
  margin: 6px 0 4px;
}

.project__place {
  color: var(--color-text-light);
  font-size: 0.92rem;
}

/* =========================================================
   TIMELINE (méthode / étapes)
   ========================================================= */
.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}

.timeline--5 {
  grid-template-columns: repeat(5, 1fr);
}

.timeline__step {
  position: relative;
  text-align: center;
  padding: 36px 20px 28px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.timeline__num {
  counter-increment: step;
  width: 54px;
  height: 54px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: grid;
  place-items: center;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.3rem;
}

.timeline__num::before {
  content: counter(step);
}

.timeline__title {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.timeline__text {
  color: var(--color-text-light);
  font-size: 0.92rem;
}

/* =========================================================
   AVANTAGES (liste icônes — page extension)
   ========================================================= */
.advantages {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
}

.advantage {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: var(--color-white);
  padding: 26px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.advantage__icon {
  flex-shrink: 0;
  font-size: 1.8rem;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--color-accent);
  display: grid;
  place-items: center;
}

.advantage h3 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.advantage p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* =========================================================
   BANDEAU CTA
   ========================================================= */
.cta-band {
  background: linear-gradient(120deg, var(--color-primary-dark), var(--color-primary));
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  text-align: center;
  box-shadow: var(--shadow-md);
}

.cta-band h2 {
  color: var(--color-white);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  margin-bottom: 14px;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.9);
  max-width: 560px;
  margin: 0 auto 28px;
  font-size: 1.05rem;
}

/* =========================================================
   CONTACT
   ========================================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 44px;
  align-items: start;
}

/* Cartes « Comment nous contacter » */
.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
  max-width: 1400px;
  margin: 40px auto;
  padding: 0 40px;
}

.contact-card {
  display: flex;
  flex-direction: column;
  background: white;
  border-radius: 16px;
  padding: 32px 24px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  border-top: 4px solid var(--color-primary);
}

.contact-card .btn {
  margin-top: auto;
  width: auto;
  align-self: center;
  padding: 12px 28px;
}

.contact-card .icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.contact-card h3 {
  color: var(--color-primary-dark);
  margin-bottom: 12px;
}

.contact-card .info {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1.1rem;
  margin: 8px 0;
}

.contact-card .detail {
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

/* Liens réseaux sociaux (carte "Nos réseaux") */
.social-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 16px;
  width: 100%;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.85rem;
  width: 100%;
  transition: opacity 0.2s ease;
}

/* Icônes réseaux du footer (icône seule, en ligne) */
.footer-social {
  display: flex;
  flex-direction: row;
  gap: 10px;
  margin-top: 16px;
}

.footer-social-link {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  text-decoration: none;
  color: white;
  transition: opacity 0.2s ease;
}

.footer-social-link:hover { opacity: 0.9; }

.footer-social-link.youtube { background: #FF0000; }
.footer-social-link.tiktok { background: #000000; }
.footer-social-link.instagram { background: #E1306C; }
.footer-social-link.facebook { background: #1877F2; }

.social-link:hover {
  opacity: 0.9;
}

/* Couleurs officielles de chaque réseau */
.social-link.youtube {
  background: #FF0000;
  color: white;
}
.social-link.tiktok {
  background: #000000;
  color: white;
}
.social-link.instagram {
  background: #E1306C;
  color: white;
}
.social-link.facebook {
  background: #1877F2;
  color: white;
}

.form {
  background: var(--color-white);
  padding: 36px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form__group {
  margin-bottom: 20px;
}

.form__group label {
  display: block;
  font-family: var(--font-title);
  font-weight: 500;
  font-size: 0.92rem;
  margin-bottom: 8px;
  color: var(--color-primary-dark);
}

.form__group input,
.form__group select,
.form__group textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 13px 16px;
  border: 2px solid #e3e8e3;
  border-radius: 10px;
  background: var(--color-light-bg);
  transition: border-color var(--transition);
}

.form__group input:focus,
.form__group select:focus,
.form__group textarea:focus {
  border-color: var(--color-primary-light);
  outline: none;
}

.form__group textarea {
  resize: vertical;
  min-height: 130px;
}

.form__group.has-error input,
.form__group.has-error select,
.form__group.has-error textarea {
  border-color: #d9534f;
}

.form__error {
  display: none;
  color: #d9534f;
  font-size: 0.85rem;
  margin-top: 6px;
}

.form__group.has-error .form__error {
  display: block;
}

.form__feedback {
  display: none;
  margin-top: 18px;
  padding: 16px 20px;
  border-radius: 10px;
  background: var(--color-accent);
  color: var(--color-primary-dark);
  font-weight: 500;
}

.form__feedback.is-visible {
  display: block;
}

/* Coordonnées */
.contact-info {
  display: grid;
  gap: 18px;
}

.info-card {
  background: var(--color-white);
  padding: 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.info-card__icon {
  flex-shrink: 0;
  font-size: 1.4rem;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--color-accent);
  display: grid;
  place-items: center;
}

.info-card h3 {
  font-size: 1.02rem;
  margin-bottom: 4px;
}

.info-card p,
.info-card a {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

.info-card a:hover {
  color: var(--color-primary);
}

/* Carte localisation placeholder */
.map-placeholder {
  margin-top: 6px;
  height: 220px;
  border-radius: var(--radius);
  background:
    repeating-linear-gradient(45deg, rgba(45, 106, 79, 0.06) 0 14px, transparent 14px 28px),
    var(--color-accent);
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-sm);
}

.map-placeholder span {
  font-family: var(--font-title);
  font-weight: 600;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.82);
  padding: 70px 0 28px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.2fr 1fr;
  gap: 40px;
}

.footer__brand .logo {
  color: var(--color-white);
  margin-bottom: 16px;
}

/* Logo footer avec image (blanchi via filter) */
.footer__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  margin-bottom: 16px;
}

.footer__logo .logo-img {
  height: 50px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.footer__logo .logo-text {
  font-size: 1.2rem;
  font-weight: 600;
  color: #ffffff;
  white-space: nowrap;
}

.footer__brand p {
  font-size: 0.95rem;
  max-width: 300px;
}

.footer h4 {
  color: var(--color-white);
  font-size: 1.05rem;
  margin-bottom: 18px;
}

.footer__links li {
  margin-bottom: 10px;
}

.footer__links a {
  font-size: 0.95rem;
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--color-primary-light);
}

.footer__contact li {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.socials {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.socials a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: grid;
  place-items: center;
  font-size: 1.05rem;
  transition: var(--transition);
}

.socials a:hover {
  background: var(--color-primary-light);
  color: var(--color-white);
  transform: translateY(-3px);
}

.footer__bottom {
  margin-top: 50px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.88rem;
}

.footer__bottom a:hover {
  color: var(--color-white);
}

/* =========================================================
   ANIMATIONS AU SCROLL (fade-in / slide-up)
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Respect des préférences de mouvement réduit */
@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 980px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
  .why {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .contact-cards {
    grid-template-columns: 1fr;
  }
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .timeline,
  .timeline--5 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: var(--header-h);
    right: 0;
    width: min(78%, 320px);
    height: calc(100vh - var(--header-h));
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 28px;
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
    transform: translateX(105%);
    transition: transform var(--transition);
    overflow-y: auto;
  }

  .nav.is-open {
    transform: translateX(0);
  }

  .nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    width: 100%;
  }

  .nav__link {
    display: block;
    width: 100%;
    padding: 14px 0;
    border-bottom: 1px solid rgba(45, 106, 79, 0.08);
    font-size: 1.05rem;
  }

  .nav__cta {
    margin-top: 20px;
    width: 100%;
    justify-content: center;
  }

  .nav-toggle {
    display: flex;
  }

  .section {
    padding: 64px 20px;
  }

  .section--cards-img {
    padding-left: 20px;
    padding-right: 20px;
  }

  .cta-band {
    padding: 40px 24px;
  }
}

@media (max-width: 540px) {
  .stats {
    grid-template-columns: 1fr;
  }
  .timeline,
  .timeline--5 {
    grid-template-columns: 1fr;
  }
  .footer__grid {
    grid-template-columns: 1fr;
  }
  .form__row {
    grid-template-columns: 1fr;
  }
}