/* ============================================================
   NEXORA — Agence Digitale
   style.css — CSS externe partagé toutes les pages
   Auteure : Nada Elhattab — ENSET Mohammedia — TP3
   ============================================================ */


/* ── VARIABLES ── */
:root {
  --vert:       #00c896;
  --vert-dim:   #00a07a;
  --vert-glow:  rgba(0,200,150,0.15);
  --noir:       #060a06;
  --noir2:      #0c110c;
  --surface:    #111711;
  --border:     #1e2a1e;
  --border2:    #253225;
  --texte:      #d4e8d4;
  --texte2:     #7a9e7a;
  --texte3:     #3d5c3d;
  --blanc:      #f0f9f0;
  --rouge:      #ef4444;
  --police-titre: 'Playfair Display', 'Georgia', serif;
  --police-corps: 'Nunito', 'Segoe UI', sans-serif;
  --rayon:      10px;
  --rayon-lg:   20px;
  --ombre:      0 4px 24px rgba(0,0,0,0.4);
  --ombre-lg:   0 8px 48px rgba(0,0,0,0.6);
  --transition: 0.25s ease;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--police-corps);
  background: var(--noir);
  color: var(--texte);
  line-height: 1.7;
  overflow-x: hidden;
}
img  { max-width: 100%; height: auto; display: block; }
ul   { list-style: none; }
a    { color: var(--vert); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--blanc); }

/* ── TYPOGRAPHIE ── */
h1,h2,h3,h4 {
  font-family: var(--police-titre);
  color: var(--blanc);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.4rem, 5.5vw, 4.5rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.5vw, 3rem);   font-weight: 700; }
h3 { font-size: clamp(1.1rem, 2vw, 1.5rem);   font-weight: 600; }
p  { color: var(--texte2); margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* ── UTILITAIRES ── */
.conteneur { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }
.section   { padding: 7rem 2rem; }
.section-sm { padding: 4.5rem 2rem; }
.fond-surface { background: var(--surface); }

.entete {
  text-align: center;
  margin-bottom: 4rem;
}
.entete h2 { margin-bottom: 0.75rem; }
.entete p  { max-width: 520px; margin: 0 auto; font-size: 1.05rem; }

.puce {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--vert);
  background: var(--vert-glow);
  border: 1px solid rgba(0,200,150,0.25);
  padding: 0.28rem 0.9rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}

/* Grilles */
.g2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.g3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.5rem; }
.g4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.5rem; }

/* Skip link */
.skip { position:absolute; top:-60px; left:1rem; z-index:9999;
  background:var(--vert); color:var(--noir); padding:.5rem 1rem;
  border-radius:var(--rayon); font-weight:700; transition:top .2s; }
.skip:focus { top:1rem; }

/* ── BOUTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 100px;
  font-family: var(--police-corps);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all var(--transition);
}
.btn:hover { transform: translateY(-2px); color: inherit; }

.btn-vert  { background: var(--vert); color: var(--noir); }
.btn-vert:hover { background: var(--vert-dim); box-shadow: 0 8px 24px rgba(0,200,150,0.35); color: var(--noir); }

.btn-contour { background: transparent; color: var(--blanc); border: 1.5px solid var(--border2); }
.btn-contour:hover { border-color: var(--vert); background: var(--vert-glow); color: var(--blanc); }

.btn-surface { background: var(--surface); color: var(--texte); border: 1px solid var(--border); }
.btn-surface:hover { border-color: var(--vert); color: var(--vert); }

/* ── NAVIGATION ── */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(6,10,6,0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-interieur {
  max-width: 1100px; margin: 0 auto; padding: 0 2rem;
  height: 66px;
  display: flex; align-items: center;
}
.logo {
  font-family: var(--police-titre);
  font-size: 1.5rem; font-weight: 700;
  color: var(--blanc); margin-right: auto;
}
.logo span { color: var(--vert); }

.nav-liens { display: flex; align-items: center; gap: 0.1rem; }
.nav-liens a {
  color: var(--texte2); font-size: 0.85rem; font-weight: 500;
  padding: 0.45rem 0.9rem; border-radius: var(--rayon);
  transition: all var(--transition);
}
.nav-liens a:hover, .nav-liens a.actif {
  color: var(--vert); background: var(--vert-glow); text-decoration: none;
}
.nav-liens .btn-nav {
  background: var(--vert); color: var(--noir) !important;
  padding: 0.48rem 1.2rem; border-radius: 100px;
  font-weight: 700; margin-left: 0.5rem;
}
.nav-liens .btn-nav:hover { background: var(--vert-dim); }

.burger { display:none; flex-direction:column; gap:5px;
  background:none; border:none; cursor:pointer; padding:4px; }
.burger span { display:block; width:22px; height:2px;
  background:var(--texte2); border-radius:2px; }

.nav-mobile { display:none; flex-direction:column;
  background:var(--noir2); border-top:1px solid var(--border); padding:1rem 2rem; }
.nav-mobile.ouvert { display:flex; }
.nav-mobile a { color:var(--texte2); padding:0.65rem 0;
  border-bottom:1px solid var(--border); font-size:0.95rem; }
.nav-mobile a:last-child { border-bottom:none; }

/* ── HERO ── */
.hero {
  min-height: 92vh;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  padding: 6rem 2rem 4rem;
}
/* Grille de fond */
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.4;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 40%, black 20%, transparent 100%);
}
/* Orbes lumineux */
.hero-orbe {
  position: absolute; border-radius: 50%;
  filter: blur(100px); pointer-events: none;
}
.orbe-1 { width:600px; height:500px; top:-100px; left:-150px;
  background: radial-gradient(circle, rgba(0,200,150,.12), transparent 70%); }
.orbe-2 { width:500px; height:400px; bottom:0; right:-100px;
  background: radial-gradient(circle, rgba(0,200,150,.07), transparent 70%); }

.hero-contenu { position:relative; z-index:1; max-width:680px; }
.hero-contenu h1 { margin-bottom: 1.25rem; }
.hero-contenu h1 em {
  font-style: normal;
  color: var(--vert);
}
.hero-contenu > p { font-size: 1.1rem; margin-bottom: 2rem; }
.hero-actions { display:flex; gap:1rem; flex-wrap:wrap; }

/* Stats */
.hero-stats {
  display: flex; align-items: center; gap: 2rem;
  margin-top: 4rem; padding-top: 2.5rem;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.stat { text-align:center; }
.stat-val {
  font-family: var(--police-titre);
  font-size: 2.5rem; font-weight: 700;
  color: var(--vert); line-height: 1;
  display: block;
}
.stat-lab { font-size:0.75rem; color:var(--texte3); letter-spacing:.06em; margin-top:.3rem; }
.stat-sep { width:1px; height:36px; background:var(--border); }

/* ── HERO PAGE INTERNE ── */
.hero-page {
  background: var(--noir2);
  padding: 4.5rem 2rem 3.5rem;
  text-align: center;
  position: relative; overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.hero-page::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 0%, rgba(0,200,150,.07), transparent);
}
.hero-page h1, .hero-page p { position:relative; z-index:1; }
.hero-page p { color:var(--texte2); }

.fil {
  font-size:.78rem; color:var(--texte3);
  display:flex; align-items:center; justify-content:center;
  gap:.4rem; margin-bottom:.75rem; position:relative; z-index:1;
}
.fil a { color:var(--texte3); }
.fil a:hover { color:var(--vert); }

/* ── CARTES SERVICES ── */
.carte-svc {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--rayon-lg);
  padding: 2rem;
  transition: all var(--transition);
  position: relative; overflow: hidden;
}
.carte-svc::before {
  content: '';
  position: absolute; top:0; left:0; right:0; height:2px;
  background: linear-gradient(90deg, var(--vert), transparent);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.35s ease;
}
.carte-svc:hover { border-color:var(--border2); transform:translateY(-4px); box-shadow:var(--ombre-lg); }
.carte-svc:hover::before { transform:scaleX(1); }

.svc-icone {
  width:52px; height:52px;
  background: var(--vert-glow);
  border: 1px solid rgba(0,200,150,.2);
  border-radius: var(--rayon);
  display: flex; align-items:center; justify-content:center;
  font-size: 1.4rem; margin-bottom: 1.25rem;
}
.carte-svc h3 { font-size:1.05rem; margin-bottom:.5rem; }
.carte-svc p  { font-size:.88rem; margin-bottom:0; }
.svc-lien { display:inline-flex; align-items:center; gap:.3rem;
  font-size:.82rem; font-weight:700; color:var(--vert); margin-top:1rem; }

/* ── TÉMOIGNAGES ── */
.temo {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--vert);
  border-radius: var(--rayon-lg);
  padding: 1.75rem;
  display: flex; flex-direction:column; gap:1rem;
}
.temo-texte { font-style:italic; font-size:.93rem; line-height:1.75; margin-bottom:0; }
.temo-auteur { display:flex; align-items:center; gap:.75rem; }
.temo-ini {
  width:40px; height:40px; border-radius:50%;
  background: var(--vert-glow); color:var(--vert);
  display:flex; align-items:center; justify-content:center;
  font-weight:700; font-size:.85rem; flex-shrink:0;
  border: 1px solid rgba(0,200,150,.25);
}
.temo-nom   { font-weight:700; color:var(--blanc); font-size:.88rem; }
.temo-poste { font-size:.75rem; color:var(--texte3); }
.etoiles    { color:#f59e0b; letter-spacing:2px; font-size:.82rem; }

/* ── VIDÉO ── */
.section-video {
  background: var(--noir2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 7rem 2rem;
}
.video-grille {
  display: grid; grid-template-columns: 1fr 1.3fr;
  gap: 4rem; align-items: center;
  max-width: 1100px; margin: 0 auto;
}
.video-texte h2 { margin-bottom:1rem; }
.video-enveloppe {
  border-radius: var(--rayon-lg);
  overflow: hidden;
  box-shadow: 0 0 0 1px var(--border), var(--ombre-lg);
  aspect-ratio: 16/9;
  position: relative;
}
.video-enveloppe video { width:100%; height:100%; object-fit:cover; }

/* ── ACCORDÉON details/summary ── */
.acc {
  border: 1px solid var(--border);
  border-radius: var(--rayon);
  margin-bottom: .6rem;
  overflow: hidden;
  transition: border-color var(--transition);
}
.acc:hover, .acc[open] { border-color: var(--vert); }
.acc summary {
  padding: 1.2rem 1.5rem;
  cursor: pointer; list-style: none;
  display: flex; align-items:center; justify-content:space-between;
  font-weight: 600; color: var(--blanc); font-size:.95rem;
  background: var(--surface);
  transition: background var(--transition);
  user-select: none;
}
.acc summary::-webkit-details-marker { display:none; }
.acc summary:hover { background: var(--noir2); }
.acc summary::after { content:'+'; font-size:1.4rem; color:var(--vert); transition:transform .25s; }
.acc[open] summary::after { transform:rotate(45deg); }
.acc-corps {
  padding: 0 1.5rem 1.5rem;
  background: var(--surface);
  color: var(--texte2); font-size:.9rem; line-height:1.75;
}
.acc-corps ul { margin:.5rem 0 0 1.25rem; list-style:disc; }
.acc-corps li { margin-bottom:.3rem; }

/* ── TABLEAU ── */
.tableau-wrap { overflow-x:auto; border-radius:var(--rayon-lg); border:1px solid var(--border); }
table { width:100%; border-collapse:collapse; font-size:.88rem; }
thead { background:var(--noir2); }
thead th {
  padding:.9rem 1.25rem; text-align:center;
  color:var(--texte2); font-size:.72rem; text-transform:uppercase;
  letter-spacing:.08em; font-weight:600;
  border-bottom: 1px solid var(--border);
}
thead th:first-child { text-align:left; }
tbody tr { border-bottom:1px solid var(--border); transition:background .15s; }
tbody tr:last-child { border-bottom:none; }
tbody tr:hover { background:var(--surface); }
tbody th { padding:.9rem 1.25rem; text-align:left; font-weight:600; color:var(--texte); white-space:nowrap; }
tbody td { padding:.9rem 1.25rem; text-align:center; color:var(--texte2); }
tfoot td { padding:.7rem 1.25rem; font-size:.75rem; color:var(--texte3);
  background:var(--noir2); border-top:1px solid var(--border); }
.oui  { color:var(--vert); font-weight:700; }
.non  { color:var(--texte3); }
.pop  { display:inline-block; background:var(--vert); color:var(--noir);
  font-size:.62rem; padding:.1rem .45rem; border-radius:100px; margin-left:.3rem;
  font-weight:700; vertical-align:middle; }

/* ── GALERIE ── */
.grille-galerie {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}
.item-galerie {
  position: relative;
  border-radius: var(--rayon);
  overflow: hidden;
  aspect-ratio: 16/10;
  cursor: pointer;
  border: 1px solid var(--border);
}
.item-galerie img {
  width:100%; height:100%; object-fit:cover;
  transition: transform .4s ease;
}
.item-galerie:hover img { transform:scale(1.06); }

/* Légende hover */
.cap {
  position: absolute; bottom:0; left:0; right:0;
  background: linear-gradient(transparent, rgba(6,10,6,.92));
  padding: 2rem 1rem .85rem;
  transform: translateY(100%);
  transition: transform .3s ease;
}
.item-galerie:hover .cap { transform: translateY(0); }
.cap-titre { font-weight:700; color:var(--blanc); font-size:.88rem; display:block; }
.cap-cat   { font-size:.72rem; color:var(--vert); letter-spacing:.06em; }

/* Filtres galerie */
.filtres {
  display:flex; gap:.5rem; flex-wrap:wrap;
  justify-content:center; margin-bottom:2.5rem;
}
.btn-f {
  padding:.38rem 1rem; border:1.5px solid var(--border);
  border-radius:100px; background:transparent;
  font-size:.8rem; font-weight:600; cursor:pointer;
  color:var(--texte2); font-family:var(--police-corps);
  transition: all var(--transition);
}
.btn-f:hover, .btn-f.actif {
  background:var(--vert); color:var(--noir); border-color:var(--vert);
}

/* ── ÉQUIPE ── */
.carte-membre {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--rayon-lg);
  overflow: hidden;
  transition: all var(--transition);
}
.carte-membre:hover { transform:translateY(-4px); box-shadow:var(--ombre-lg); border-color:var(--border2); }
.carte-membre figure { display:flex; flex-direction:column; }

/* Photo placeholder stylisée */
.photo-m {
  width:100%; aspect-ratio:1;
  display:flex; align-items:center; justify-content:center;
  font-family: var(--police-titre);
  font-size: 3rem; font-weight: 700;
  color: var(--vert); letter-spacing: -0.03em;
  position: relative; overflow: hidden;
}
/* Fond animé pour chaque membre */
.photo-m::before {
  content: '';
  position: absolute; inset: 0;
  background: var(--noir2);
}
.photo-m::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 70%, rgba(0,200,150,.15), transparent 60%);
}
.photo-m span { position:relative; z-index:1; }

/* Grille de points décorative dans la photo */
.photo-m .grille-pt {
  position: absolute; inset: 0; z-index: 0;
  background-image:
    radial-gradient(circle, var(--border) 1px, transparent 1px);
  background-size: 20px 20px;
  opacity: 0.5;
}

.carte-membre figcaption { padding:1.25rem; }
.m-nom   { font-weight:700; color:var(--blanc); font-size:.95rem; margin-bottom:.2rem; }
.m-poste { font-size:.78rem; color:var(--vert); font-weight:600; margin-bottom:.5rem; }
.m-bio   { font-size:.82rem; color:var(--texte2); margin-bottom:0; }
.m-liens { display:flex; gap:.4rem; margin-top:.75rem; }
.m-lien  {
  width:30px; height:30px; border-radius:var(--rayon);
  background:var(--noir2); border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  font-size:.8rem; transition:all var(--transition);
  text-decoration:none;
}
.m-lien:hover { background:var(--vert-glow); border-color:var(--vert); text-decoration:none; }

/* ── FORMULAIRE ── */
.form-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--rayon-lg);
  padding: 2.5rem;
}
.form-card h3 { margin-bottom:.5rem; }
.form-card > p { margin-bottom:2rem; font-size:.9rem; }

.grille-champs { display:grid; grid-template-columns:1fr 1fr; gap:1.25rem; }
.grille-champs .full { grid-column:1/-1; }

.champ { display:flex; flex-direction:column; gap:.3rem; }
.champ label {
  font-size:.8rem; font-weight:600; color:var(--texte);
  display:flex; align-items:center; gap:.3rem;
}
.req  { color:var(--rouge); font-size:.72rem; }
.aide { font-size:.7rem; color:var(--texte3); }

.champ input[type="text"],
.champ input[type="email"],
.champ input[type="tel"],
.champ input[type="date"],
.champ input[type="file"],
.champ select,
.champ textarea {
  width:100%; padding:.65rem .9rem;
  background:var(--noir2); border:1.5px solid var(--border);
  border-radius:var(--rayon); color:var(--texte);
  font-family:var(--police-corps); font-size:.88rem;
  outline:none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.champ input:focus, .champ select:focus, .champ textarea:focus {
  border-color:var(--vert);
  box-shadow: 0 0 0 3px rgba(0,200,150,.1);
}
.champ textarea { resize:vertical; min-height:110px; }
.champ select { cursor:pointer; color:var(--texte); }
.champ input::placeholder, .champ textarea::placeholder { color:var(--texte3); }
.champ select option { background:var(--noir2); }

/* Choix radio/checkbox */
.groupe-choix { display:flex; flex-wrap:wrap; gap:.45rem; }
.opt {
  display:flex; align-items:center; gap:.45rem;
  padding:.42rem .85rem; border:1.5px solid var(--border);
  border-radius:100px; cursor:pointer; font-size:.82rem;
  font-weight:500; color:var(--texte2);
  transition:all var(--transition); user-select:none;
}
.opt:hover { border-color:var(--vert); background:var(--vert-glow); color:var(--vert); }
.opt input { width:14px; height:14px; accent-color:var(--vert); flex-shrink:0; }
.opt:has(input:checked) { border-color:var(--vert); background:var(--vert-glow); color:var(--vert); font-weight:700; }

/* CGU */
.cgu-ligne {
  display:flex; align-items:flex-start; gap:.75rem;
  padding:1rem; background:var(--vert-glow);
  border:1.5px solid rgba(0,200,150,.2); border-radius:var(--rayon);
}
.cgu-ligne input { width:17px!important; height:17px!important;
  flex-shrink:0; margin-top:2px; accent-color:var(--vert); cursor:pointer;
  background:none!important; border:none!important; padding:0!important; }
.cgu-ligne label { font-size:.84rem; font-weight:400; color:var(--texte); cursor:pointer; }
.cgu-ligne a { color:var(--vert); text-decoration:underline; }

.btn-submit {
  background:var(--vert); color:var(--noir); border:none;
  border-radius:100px; padding:.9rem 2.25rem;
  font-family:var(--police-corps); font-size:.95rem; font-weight:700;
  cursor:pointer; width:100%; margin-top:.5rem;
  transition:all var(--transition);
}
.btn-submit:hover { background:var(--vert-dim); transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(0,200,150,.3); }

.msg-ok {
  display:none; background:rgba(0,200,150,.08); border:1.5px solid rgba(0,200,150,.3);
  border-radius:var(--rayon); padding:1.25rem; text-align:center;
  color:var(--vert); font-weight:600; margin-top:1rem;
}
.msg-ok.visible { display:block; }

/* ── CARTE MAPS ── */
.carte-maps { border-radius:var(--rayon-lg); overflow:hidden; border:1px solid var(--border); }
.carte-maps iframe { display:block; width:100%; height:280px; border:none; }

/* Infos contact */
.infos-contact { display:flex; flex-direction:column; gap:.65rem; }
.ligne-info { display:flex; align-items:flex-start; gap:.75rem; }
.ico-info {
  width:36px; height:36px; border-radius:var(--rayon);
  background:var(--vert-glow); border:1px solid rgba(0,200,150,.2);
  display:flex; align-items:center; justify-content:center;
  font-size:.95rem; flex-shrink:0;
}
.ligne-info p { margin-bottom:0; font-size:.88rem; }
.ligne-info strong { display:block; font-size:.68rem; text-transform:uppercase;
  letter-spacing:.07em; color:var(--texte3); margin-bottom:.1rem; }

/* ── FOOTER ── */
.footer {
  background: var(--noir2);
  border-top: 1px solid var(--border);
  padding: 4rem 2rem 0;
}
.footer-grille {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem;
  padding-bottom: 3.5rem;
  max-width: 1100px; margin: 0 auto;
}
.footer-marque .logo { font-size:1.4rem; }
.footer-marque p { font-size:.86rem; margin-top:.75rem; }

.footer-col h4 {
  color:var(--texte); font-family:var(--police-corps);
  font-size:.72rem; text-transform:uppercase;
  letter-spacing:.1em; margin-bottom:1rem;
}
.footer-col ul { display:flex; flex-direction:column; gap:.4rem; }
.footer-col a { color:var(--texte3); font-size:.86rem; }
.footer-col a:hover { color:var(--vert); text-decoration:none; }

.footer-bas {
  border-top:1px solid var(--border);
  padding:1.25rem 0; max-width:1100px; margin:0 auto;
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:wrap; gap:.5rem; font-size:.75rem; color:var(--texte3);
}
.footer-bas a { color:var(--texte3); }
.footer-bas a:hover { color:var(--vert); }

/* ── ANIMATIONS ── */
@keyframes monterFade {
  from { opacity:0; transform:translateY(22px); }
  to   { opacity:1; transform:translateY(0); }
}
.anim    { animation:monterFade .65s ease both; }
.anim-1  { animation-delay:.1s; }
.anim-2  { animation-delay:.2s; }
.anim-3  { animation-delay:.3s; }
.anim-4  { animation-delay:.4s; }

.reveal { opacity:0; transform:translateY(22px); transition:opacity .65s ease,transform .65s ease; }
.reveal.visible { opacity:1; transform:translateY(0); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .g4 { grid-template-columns:repeat(2,1fr); }
  .footer-grille { grid-template-columns:1fr 1fr; }
  .video-grille { grid-template-columns:1fr; }
}
@media (max-width: 640px) {
  .nav-liens { display:none; }
  .burger { display:flex; }
  .section, .section-sm { padding:4rem 1.25rem; }
  .g2, .g3, .g4 { grid-template-columns:1fr; }
  .grille-champs { grid-template-columns:1fr; }
  .hero { min-height:75vh; padding:5rem 1.25rem 3rem; }
  .hero-actions { flex-direction:column; }
  .hero-stats { gap:1.5rem; }
  .stat-sep { display:none; }
  .footer-grille { grid-template-columns:1fr; }
  .footer-bas { flex-direction:column; text-align:center; }
  table { min-width:560px; }
  .section-video { padding:4rem 1.25rem; }
  .video-grille { gap:2rem; }
}