:root {
  --vert-fonce: #1b4332;
  --vert: #2e7d32;
  --vert-clair: #66bb6a;
  --vert-pale: #e8f5e9;
  --beige: #f5f1e6;
  --terre: #8d6e63;
  --blanc: #ffffff;
  --texte: #243024;
  --ombre: 0 4px 14px rgba(27, 67, 50, 0.15);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  color: var(--texte);
  background: var(--beige);
  line-height: 1.6;
}

a { text-decoration: none; color: inherit; }
img, video, iframe { max-width: 100%; display: block; }

.container { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 20px; }

/* ===== HEADER ===== */
header.site-header {
  background: var(--vert-fonce);
  position: sticky; top: 0; z-index: 100;
  box-shadow: var(--ombre);
}
.navbar { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; max-width: 1140px; margin: 0 auto; }
.logo { color: var(--blanc); font-size: 1.5rem; font-weight: 700; display:flex; align-items:center; gap:8px; }
.logo span { color: var(--vert-clair); }
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a { color: var(--blanc); font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--vert-clair); }
.menu-toggle { display: none; background: none; border: none; color: var(--blanc); font-size: 1.8rem; cursor: pointer; }

/* ===== HERO ===== */
.hero {
  /* Fond 100% CSS (dégradé + motif de "rangs de culture") : s'affiche toujours,
     même sans connexion internet ou si une image externe est utilisée en plus. */
  background-color: var(--vert-fonce);
  background-image:
    linear-gradient(135deg, rgba(27,67,50,.92), rgba(46,125,50,.80)),
    repeating-linear-gradient(45deg, rgba(255,255,255,.05) 0 12px, transparent 12px 24px);
  background-size: cover;
  color: var(--blanc);
  text-align: center;
  padding: 130px 20px 110px;
}
/* Si vous ajoutez votre propre photo, elle viendra par-dessus ce dégradé grâce à .hero-bg-img */
.hero.has-img {
  background-image:
    linear-gradient(135deg, rgba(27,67,50,.88), rgba(46,125,50,.75)),
    var(--hero-img);
}
.hero h1 { font-size: 2.7rem; margin-bottom: 14px; }
.hero p { font-size: 1.2rem; max-width: 640px; margin: 0 auto 30px; opacity: .95; }
.btn {
  display: inline-block; padding: 14px 30px; border-radius: 30px;
  font-weight: 600; transition: transform .2s, box-shadow .2s; cursor:pointer; border:none;
}
.btn-whatsapp { background: #25D366; color: var(--blanc); }
.btn-whatsapp:hover { transform: translateY(-3px); box-shadow: var(--ombre); }
.btn-outline { background: transparent; border: 2px solid var(--blanc); color: var(--blanc); margin-left: 12px;}
.btn-outline:hover { background: var(--blanc); color: var(--vert-fonce); }
.btn-vert { background: var(--vert); color: var(--blanc); }
.btn-vert:hover { background: var(--vert-fonce); }

/* WhatsApp flottant */
.whatsapp-float {
  position: fixed; bottom: 24px; right: 24px; z-index: 200;
  background: #25D366; color: #fff; width: 60px; height: 60px;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; box-shadow: 0 6px 16px rgba(0,0,0,.3);
  animation: pulse 2.2s infinite;
}
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(37,211,102,.5);} 70%{box-shadow:0 0 0 14px rgba(37,211,102,0);} 100%{box-shadow:0 0 0 0 rgba(37,211,102,0);} }

/* ===== SECTIONS ===== */
section { padding: 70px 0; }
.section-title { text-align: center; margin-bottom: 12px; color: var(--vert-fonce); font-size: 2rem; }
.section-sub { text-align: center; color: #5b6b5d; max-width: 600px; margin: 0 auto 45px; }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.about-grid img { border-radius: 16px; box-shadow: var(--ombre); width: 100%; height: 320px; object-fit: cover; background: var(--vert-clair); }
/* Repli visuel si l'image ne charge pas (ex: pas de connexion internet) */
.about-grid .img-fallback {
  width: 100%; height: 320px; border-radius: 16px; box-shadow: var(--ombre);
  background: linear-gradient(135deg, var(--vert), var(--vert-clair));
  display: flex; align-items: center; justify-content: center;
  font-size: 4rem;
}
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.value-card {
  background: var(--blanc); border-radius: 14px; padding: 28px; text-align: center;
  box-shadow: var(--ombre); border-top: 4px solid var(--vert);
}
.value-card .icon { font-size: 2.2rem; margin-bottom: 10px; }

/* Galerie */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.media-card { background: var(--blanc); border-radius: 14px; overflow: hidden; box-shadow: var(--ombre); }
.video-wrapper { position: relative; width: 100%; padding-top: 56.25%; background: #000; }
.video-wrapper iframe { position: absolute; top:0; left:0; width: 100%; height: 100%; border: none; }
.media-image { width: 100%; height: 220px; object-fit: cover; }
.media-card .media-info { padding: 16px; }
.lien-secours { display: inline-block; margin-top: 8px; font-weight: 600; color: var(--vert); }
.lien-secours:hover { text-decoration: underline; }
.embed-erreur { padding: 10px; font-size: .85rem; color: #b3261e; }
.btn-contact-media {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 10px;
  background: #25D366; color: #fff; padding: 9px 18px; border-radius: 22px;
  font-weight: 600; font-size: .9rem; transition: transform .2s, box-shadow .2s;
}
.btn-contact-media:hover { transform: translateY(-2px); box-shadow: 0 6px 14px rgba(37,211,102,.4); }
.media-card .badge {
  display: inline-block; font-size: .75rem; font-weight: 700; padding: 3px 10px;
  border-radius: 20px; margin-bottom: 8px; color: #fff;
}
.badge.youtube { background: #d32f2f; }
.badge.facebook { background: #1565c0; }
.badge.image { background: var(--vert); }
.no-media { text-align: center; color: #777; padding: 40px; }

/* Voir plus / voir moins */
.media-ancien { display: none; }
.media-ancien.show { display: block; }
.voir-plus-wrap { text-align: center; margin-top: 30px; }
#btn-voir-plus { transition: transform .2s, box-shadow .2s; }
#btn-voir-plus:hover { transform: translateY(-2px); box-shadow: var(--ombre); }

/* Contact */
.contact-section { background: var(--vert-pale); }
.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.contact-card { background: var(--blanc); border-radius: 14px; padding: 26px; box-shadow: var(--ombre); }
.contact-card h3 { color: var(--vert-fonce); margin-bottom: 10px; }

footer {
  background: var(--vert-fonce); color: var(--blanc);
  text-align: center; padding: 30px 20px 24px; font-size: .9rem;
}
footer a { color: var(--vert-clair); }

.footer-socials {
  display: flex; justify-content: center; gap: 16px; margin-bottom: 18px;
}
.social-icon {
  width: 42px; height: 42px; border-radius: 50%;
  background: rgba(255,255,255,.12);
  display: flex; align-items: center; justify-content: center;
  transition: transform .25s ease, background-color .25s ease;
}
.social-icon svg { width: 20px; height: 20px; color: var(--blanc); }
.social-icon:hover { transform: translateY(-4px) scale(1.08); }
.social-facebook:hover { background: #1877F2; }
.social-linkedin:hover { background: #0A66C2; }
.social-youtube:hover { background: #FF0000; }

/* ===== ADMIN ===== */
.admin-body { background: var(--vert-pale); min-height: 100vh; }
.login-box {
  max-width: 380px; margin: 90px auto; background: var(--blanc);
  padding: 40px; border-radius: 16px; box-shadow: var(--ombre);
}
.login-box h2 { color: var(--vert-fonce); margin-bottom: 20px; text-align:center; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 6px; font-weight: 600; color: var(--vert-fonce); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 11px; border: 1px solid #c8d6c9; border-radius: 8px; font-size: 1rem;
}
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-size: .92rem; }
.alert-error { background: #fdecea; color: #b3261e; border: 1px solid #f5c6c2; }
.alert-success { background: #e6f4ea; color: #1b4332; border: 1px solid #b7dfc0; }

.admin-nav {
  background: var(--vert-fonce); color: var(--blanc); display: flex;
  justify-content: space-between; align-items: center; padding: 16px 26px;
}
.admin-nav .links a { margin-left: 18px; color: #d7eedb; }
.admin-nav .links a:hover { color: var(--blanc); }
.admin-wrap { max-width: 1140px; margin: 30px auto; padding: 0 20px; }

.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-bottom: 36px; }
.stat-card {
  background: var(--blanc); border-radius: 14px; padding: 26px; text-align: center;
  box-shadow: var(--ombre); border-left: 5px solid var(--vert);
}
.stat-card .nombre { font-size: 2.3rem; font-weight: 700; color: var(--vert-fonce); }
.stat-card .label { color: #5b6b5d; margin-top: 4px; }

.card-admin { background: var(--blanc); border-radius: 14px; padding: 26px; box-shadow: var(--ombre); margin-bottom: 30px; }
.card-admin h3 { color: var(--vert-fonce); margin-bottom: 18px; }

table { width: 100%; border-collapse: collapse; }
table th, table td { text-align: left; padding: 12px 10px; border-bottom: 1px solid #eef2ee; }
table th { color: var(--vert-fonce); }
.btn-del { background: #c0392b; color: #fff; border: none; padding: 8px 14px; border-radius: 6px; cursor: pointer; font-size: .85rem; }
.btn-del:hover { background: #962d22; }
.lien-court { display:inline-block; max-width: 240px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; vertical-align: middle; }

/* ===== ANIMATIONS ===== */

/* Header qui réagit au scroll */
header.site-header { transition: box-shadow .3s, background-color .3s; }
header.site-header.scrolled { background: rgba(27,67,50,.97); box-shadow: 0 6px 20px rgba(0,0,0,.25); }

/* Entrée animée du hero */
.hero h1, .hero p, .hero .btn {
  opacity: 0; transform: translateY(24px);
  animation: heroIn .8s ease forwards;
}
.hero h1 { animation-delay: .1s; }
.hero p { animation-delay: .3s; }
.hero .btn-whatsapp { animation-delay: .5s; }
.hero .btn-outline { animation-delay: .65s; }
@keyframes heroIn { to { opacity: 1; transform: translateY(0); } }

/* Apparition progressive au défilement */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-zoom { opacity: 0; transform: scale(.92); transition: opacity .7s ease, transform .7s ease; }
.reveal-zoom.visible { opacity: 1; transform: scale(1); }

/* Décalage progressif pour les éléments d'une même grille (effet "cascade") */
.values .value-card, .gallery-grid .media-card, .contact-grid .contact-card {
  opacity: 0; transform: translateY(30px); transition: opacity .6s ease, transform .6s ease;
}
.values .value-card.visible, .gallery-grid .media-card.visible, .contact-grid .contact-card.visible {
  opacity: 1; transform: translateY(0);
}

/* Légère mise en valeur au survol */
.value-card, .media-card, .contact-card { transition: transform .3s ease, box-shadow .3s ease; }
.value-card:hover, .media-card:hover, .contact-card:hover { transform: translateY(-6px); box-shadow: 0 10px 26px rgba(27,67,50,.22); }

/* Bouton WhatsApp flottant : entrée + pulsation déjà existante */
.whatsapp-float { animation: pulse 2.2s infinite, floatIn .6s ease .8s both; }
@keyframes floatIn { from { opacity:0; transform: scale(.4) translateY(40px); } to { opacity:1; transform: scale(1) translateY(0); } }

/* Lien de nav actif au scroll */
.nav-links a.active { color: var(--vert-clair); }

/* Bouton "retour en haut" */
.back-to-top {
  position: fixed; bottom: 24px; left: 24px; z-index: 200;
  background: var(--vert); color: #fff; width: 46px; height: 46px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 1.3rem;
  box-shadow: 0 4px 14px rgba(0,0,0,.25); opacity: 0; pointer-events: none;
  transition: opacity .3s, transform .3s; transform: translateY(10px);
}
.back-to-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: var(--vert-fonce); }
@media (max-width: 860px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .values, .gallery-grid, .stats-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .nav-links { position: absolute; top: 64px; left: 0; right: 0; background: var(--vert-fonce); flex-direction: column; padding: 16px; display: none; }
  .nav-links.open { display: flex; }
  .menu-toggle { display: block; }
  .values, .gallery-grid, .stats-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
}