/*
  RS OPTIC — Design Authentique & Premium
  Inspiré : Warby Parker · Jimmy Fairly · Persol · Optic 2000 France
  Principe : Respiration, typographie forte, photos en valeur, zéro artifice
*/

/* ─── Google Fonts ─── */
@import url('https://fonts.googleapis.com/css2?family=Cormorant:ital,wght@0,400;0,500;0,600;1,400;1,600&family=Inter:wght@300;400;500;600&display=swap');

/* ─── Tokens ─── */
:root {
  --noir:     #111111;
  --gris:     #444444;
  --gris-clair:#888888;
  --or:       #9A7B4F;
  --or-pale:  #F7F2EA;
  --blanc:    #FFFFFF;
  --fond:     #FAFAF8;
  --bordure:  #E8E4DC;

  --ff-titre: 'Cormorant', Georgia, serif;
  --ff-corps: 'Inter', system-ui, sans-serif;

  --max:   1200px;
  --nav-h: 80px;

  --ombre-douce: 0 2px 20px rgba(0,0,0,0.06);
  --ombre-med:   0 8px 40px rgba(0,0,0,0.09);

  --t: 0.28s ease;
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body {
  font-family: var(--ff-corps);
  background: var(--fond);
  color: var(--noir);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

/* ─── Conteneur ─── */
.c { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: 1.75rem; }

/* ─── Étiquette de section ─── */
.label {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--or);
  margin-bottom: 1rem;
}

/* ─── Titre principal ─── */
.grand-titre {
  font-family: var(--ff-titre);
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--noir);
}
.grand-titre em { font-style: italic; color: var(--or); font-weight: 400; }

/* ─── Paragraphe courant ─── */
.para {
  font-size: 1.0625rem;
  color: var(--gris);
  line-height: 1.75;
}

/* ─── Boutons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--ff-corps);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: all var(--t);
  border-radius: 2px;
}

.btn-noir {
  background: var(--noir);
  color: var(--blanc);
  padding: 0 2rem;
  height: 50px;
  border: 1.5px solid var(--noir);
}
.btn-noir:hover { background: #2a2a2a; transform: translateY(-1px); }

.btn-contour {
  background: transparent;
  color: var(--noir);
  padding: 0 2rem;
  height: 50px;
  border: 1.5px solid var(--noir);
}
.btn-contour:hover { background: var(--noir); color: var(--blanc); }

.btn-or {
  background: var(--or);
  color: var(--blanc);
  padding: 0 2rem;
  height: 50px;
  border: 1.5px solid var(--or);
}
.btn-or:hover { background: #7e6338; }

.btn-contour-blanc {
  background: transparent;
  color: var(--blanc);
  padding: 0 2rem;
  height: 50px;
  border: 1.5px solid rgba(255,255,255,0.6);
}
.btn-contour-blanc:hover { background: rgba(255,255,255,0.12); }

.btn-sm { height: 40px; padding: 0 1.375rem; font-size: 0.8125rem; }

/* ═══════════════════════════════════════════
   NAVIGATION
═══════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0; left: 0; width: 100%;
  height: 68px;
  z-index: 100;
  transition: background var(--t), box-shadow var(--t), height var(--t);
  background: rgba(250,250,248,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--bordure);
}

.nav.sur-hero {
  /* Supprimé: toujours blanc */
}

.nav.defilé {
  /* Supprimé: le style est maintenant par défaut */
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1400px;
  margin-inline: auto;
  padding-inline: 2rem;
}

/* Logo */
.nav-logo img {
  height: 54px;
  width: auto;
  max-width: 210px;
  object-fit: contain;
  transition: height var(--t);
}

/* Liens */
.nav-liens {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-lien {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--noir);
  position: relative;
  padding-bottom: 3px;
  transition: color var(--t);
}

.nav-lien::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: currentColor;
  transition: width var(--t);
}
.nav-lien:hover::after,
.nav-lien.actif::after { width: 100%; }
.nav-lien:hover { opacity: 0.7; }

/* Bouton CTA nav */
.nav-cta { opacity: 1; pointer-events: all; transition: opacity var(--t); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
}
.hamburger span {
  width: 100%; height: 1.5px;
  background: var(--noir);
  transition: all var(--t);
  display: block;
}

.hamburger.ouvert span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.ouvert span:nth-child(2) { opacity: 0; }
.hamburger.ouvert span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ═══════════════════════════════════════════
   HERO
═══════════════════════════════════════════ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-photo {
  position: absolute;
  inset: 0;
  object-fit: cover;
  object-position: center 30%;
  width: 100%; height: 100%;
}

.hero-voile {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(10,9,7,0.82) 0%,
    rgba(10,9,7,0.42) 45%,
    rgba(10,9,7,0.15) 100%
  );
}

.hero-contenu {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1400px;
  margin-inline: auto;
  padding: 0 2rem 4.5rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 3rem;
}

.hero-texte { max-width: 640px; }

.hero-eyebrow {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--or);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px; height: 1px;
  background: var(--or);
}

.hero-titre {
  font-family: var(--ff-titre);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 400;
  line-height: 1.05;
  color: var(--blanc);
  letter-spacing: -0.02em;
  margin-bottom: 1.75rem;
}
.hero-titre em { font-style: italic; color: #D4B483; }

.hero-desc {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.72);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 2.25rem;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Coordonnées en bas à droite du hero */
.hero-coords {
  text-align: right;
  color: rgba(255,255,255,0.55);
  font-size: 0.8125rem;
  line-height: 1.7;
  flex-shrink: 0;
}
.hero-coords a { color: inherit; transition: color var(--t); }
.hero-coords a:hover { color: rgba(255,255,255,0.9); }
.hero-coords strong { display: block; color: rgba(255,255,255,0.85); font-weight: 500; margin-bottom: 0.375rem; }

/* ═══════════════════════════════════════════
   BANDE HORAIRES (sous hero)
═══════════════════════════════════════════ */
.bande {
  background: var(--noir);
  color: var(--blanc);
  padding: 1.125rem 0;
}

.bande-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
}

.bande-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: rgba(255,255,255,0.7);
}
.bande-item i { color: var(--or); }
.bande-item strong { color: var(--blanc); font-weight: 500; }
.bande-item a { color: inherit; transition: color var(--t); }
.bande-item a:hover { color: var(--blanc); }

/* ═══════════════════════════════════════════
   À PROPOS
═══════════════════════════════════════════ */
.apropos {
  padding: 7rem 0;
  background: var(--blanc);
}

.apropos-grille {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.apropos-img-wrap {
  position: relative;
}

.apropos-img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}

/* Petite vignette flottante */
.apropos-vignette {
  position: absolute;
  bottom: -2rem;
  right: -2rem;
  background: var(--or-pale);
  border: 1px solid var(--bordure);
  padding: 1.5rem 2rem;
  text-align: center;
}
.apropos-vignette .chiffre {
  font-family: var(--ff-titre);
  font-size: 2.75rem;
  font-weight: 600;
  line-height: 1;
  color: var(--or);
  display: block;
}
.apropos-vignette .legend {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gris);
  margin-top: 0.4rem;
  display: block;
}

.apropos-texte { padding-left: 1rem; }
.apropos-texte .label { margin-bottom: 0.75rem; }
.apropos-texte .grand-titre { margin-bottom: 1.5rem; }
.apropos-texte .para { margin-bottom: 1.125rem; }

.atouts {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--bordure);
}

.atout {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.125rem 0;
  border-bottom: 1px solid var(--bordure);
  transition: background var(--t);
}

.atout-num {
  font-family: var(--ff-titre);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--or);
  width: 2.5rem;
  flex-shrink: 0;
}

.atout-info h4 { font-size: 0.9375rem; font-weight: 600; color: var(--noir); }
.atout-info p { font-size: 0.875rem; color: var(--gris-clair); margin-top: 0.15rem; }

/* ═══════════════════════════════════════════
   COLLECTIONS
═══════════════════════════════════════════ */
.collections {
  padding: 7rem 0;
  background: var(--fond);
}

.section-entete {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 3.5rem;
  gap: 2rem;
  flex-wrap: wrap;
}
.section-entete .label { display: block; margin-bottom: 0.5rem; }

.grille-collections {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.carte-col {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  overflow: hidden;
  transition: box-shadow var(--t), transform var(--t);
  cursor: pointer;
}
.carte-col:hover {
  box-shadow: var(--ombre-med);
  transform: translateY(-4px);
}

.carte-col-img {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
}
.carte-col-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.carte-col:hover .carte-col-img img { transform: scale(1.04); }

.carte-col-tag {
  position: absolute;
  top: 1rem; left: 1rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--or);
  background: var(--blanc);
  padding: 4px 10px;
}

.carte-col-corps {
  padding: 1.5rem 1.25rem;
  border-top: 1px solid var(--bordure);
}
.carte-col-corps h3 {
  font-family: var(--ff-titre);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--noir);
  margin-bottom: 0.4rem;
}
.carte-col-corps p {
  font-size: 0.875rem;
  color: var(--gris-clair);
  line-height: 1.55;
  margin-bottom: 1rem;
}
.lien-discret {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--or);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap var(--t);
}
.lien-discret:hover { gap: 0.7rem; }

/* ═══════════════════════════════════════════
   SERVICES
═══════════════════════════════════════════ */
.services {
  padding: 7rem 0;
  background: var(--blanc);
  border-top: 1px solid var(--bordure);
}

.services-entete {
  text-align: center;
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: 4rem;
}
.services-entete .label { display: block; margin-bottom: 0.75rem; }
.services-entete .grand-titre { margin-bottom: 1rem; }

.grille-services {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--bordure);
}

.carte-svc {
  padding: 2.5rem 2rem;
  border-right: 1px solid var(--bordure);
  transition: background var(--t);
  position: relative;
}
.carte-svc:last-child { border-right: none; }
.carte-svc:hover { background: var(--or-pale); }

.svc-icone {
  width: 48px; height: 48px;
  background: var(--or-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--or);
  margin-bottom: 1.5rem;
  transition: background var(--t), color var(--t);
}
.carte-svc:hover .svc-icone { background: var(--or); color: var(--blanc); }

.carte-svc h3 {
  font-family: var(--ff-titre);
  font-size: 1.375rem;
  font-weight: 500;
  color: var(--noir);
  margin-bottom: 0.75rem;
  line-height: 1.2;
}
.carte-svc p {
  font-size: 0.9rem;
  color: var(--gris);
  line-height: 1.65;
}

/* ═══════════════════════════════════════════
   MARQUES
═══════════════════════════════════════════ */
.marques {
  padding: 4rem 0;
  background: var(--fond);
  border-top: 1px solid var(--bordure);
  border-bottom: 1px solid var(--bordure);
}

.marques-entete {
  text-align: center;
  margin-bottom: 2.5rem;
}

.marques-marquee-wrapper {
  overflow: hidden;
  width: 100%;
  border-top: 1px solid var(--bordure);
  background: var(--blanc);
  display: flex;
}

.marques-marquee {
  display: flex;
  animation: defilementMarques 30s linear infinite;
}

@keyframes defilementMarques {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.marque-case {
  background: transparent;
  min-width: 200px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 2.5rem;
  cursor: pointer;
  border-right: 1px solid var(--bordure);
  flex-shrink: 0;
}
.marque-case:hover span { color: var(--noir); }
.marque-case span {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gris-clair);
  transition: color var(--t);
}
.marque-case:hover span { color: var(--or); }

/* ═══════════════════════════════════════════
   GALERIE
═══════════════════════════════════════════ */
.galerie {
  padding: 7rem 0;
  background: var(--blanc);
}

.grille-galerie {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: 320px 320px;
  gap: 4px;
  margin-top: 3rem;
}

/* Disposition editoriale */
.gal { grid-column: span 4; position: relative; overflow: hidden; cursor: pointer; }
.gal:nth-child(1) { grid-column: span 5; grid-row: span 2; }
.gal:nth-child(4) { grid-column: span 5; }
.gal:nth-child(5) { grid-column: span 3; }
.gal:nth-child(6) { grid-column: span 4; }

.gal img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gal:hover img { transform: scale(1.05); }

.gal-masque {
  position: absolute;
  inset: 0;
  background: rgba(10,9,7,0);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--t);
}
.gal:hover .gal-masque { background: rgba(10,9,7,0.35); }

.gal-loupe {
  width: 44px; height: 44px;
  background: var(--blanc);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--noir);
  opacity: 0;
  transform: scale(0.8);
  transition: opacity var(--t), transform var(--t);
}
.gal:hover .gal-loupe { opacity: 1; transform: scale(1); }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0;
  background: rgba(10,9,7,0.95);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity var(--t);
}
.lightbox.ouvert { opacity: 1; pointer-events: all; }

.lb-img-wrap img {
  max-height: 84vh;
  max-width: 88vw;
  object-fit: contain;
}

.lb-ctrl {
  position: fixed;
  width: 48px; height: 48px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--blanc);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: background var(--t);
  font-size: 1rem;
}
.lb-ctrl:hover { background: rgba(255,255,255,0.18); }
.lb-fermer { top: 2rem; right: 2rem; }
.lb-prec { left: 2rem; top: 50%; transform: translateY(-50%); }
.lb-suiv { right: 2rem; top: 50%; transform: translateY(-50%); }
.lb-legende {
  position: absolute;
  bottom: 2rem;
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
  text-align: center;
}

/* ═══════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════ */
.contact {
  padding: 7rem 0;
  background: var(--fond);
  border-top: 1px solid var(--bordure);
}

.contact-grille {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.contact-info .label { margin-bottom: 0.75rem; }
.contact-info .grand-titre { margin-bottom: 1.25rem; }
.contact-info .para { margin-bottom: 2.5rem; }

.contact-liste { display: flex; flex-direction: column; gap: 0; }

.contact-ligne {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.375rem 0;
  border-bottom: 1px solid var(--bordure);
}
.contact-ligne:first-child { border-top: 1px solid var(--bordure); }

.contact-icone {
  width: 36px; height: 36px;
  background: var(--or-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  color: var(--or);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-donnee h5 {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gris-clair);
  margin-bottom: 0.3rem;
}
.contact-donnee p,
.contact-donnee a {
  font-size: 1rem;
  color: var(--noir);
  font-weight: 400;
}
.contact-donnee a:hover { color: var(--or); }

/* Formulaire */
.formulaire {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  padding: 2.75rem;
}

.form-titre {
  font-family: var(--ff-titre);
  font-size: 1.875rem;
  font-weight: 500;
  color: var(--noir);
  margin-bottom: 0.5rem;
}
.form-sous { font-size: 0.9rem; color: var(--gris); margin-bottom: 2rem; }

.form-ligne { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-champ { margin-bottom: 1.125rem; }

.form-champ label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--noir);
  margin-bottom: 0.45rem;
}

.form-ctrl {
  width: 100%;
  border: 1px solid var(--bordure);
  background: var(--fond);
  padding: 0.75rem 1rem;
  font-family: var(--ff-corps);
  font-size: 0.9375rem;
  color: var(--noir);
  outline: none;
  transition: border-color var(--t), background var(--t);
  border-radius: 0;
}
.form-ctrl:focus {
  border-color: var(--or);
  background: var(--blanc);
}
.form-ctrl::placeholder { color: var(--gris-clair); }
textarea.form-ctrl { resize: vertical; min-height: 120px; }

/* ═══════════════════════════════════════════
   CARTE
═══════════════════════════════════════════ */
.carte-section {
  padding: 7rem 0;
  background: var(--blanc);
  border-top: 1px solid var(--bordure);
}

.carte-enveloppe {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  border: 1px solid var(--bordure);
  overflow: hidden;
  margin-top: 3rem;
}

.carte-iframe { position: relative; min-height: 460px; }
.carte-iframe iframe { width: 100%; height: 100%; min-height: 460px; border: 0; display: block; }

.carte-panneau {
  background: var(--noir);
  color: var(--blanc);
  padding: 3.5rem 2.75rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.carte-panneau .label { color: var(--or); margin-bottom: 0.75rem; }

.carte-panneau-titre {
  font-family: var(--ff-titre);
  font-size: 2.25rem;
  font-weight: 500;
  color: var(--blanc);
  line-height: 1.1;
  margin-bottom: 1rem;
}
.carte-panneau-desc {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.65;
  margin-bottom: 2rem;
}
.carte-boutons { display: flex; flex-direction: column; gap: 0.85rem; }

/* ═══════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════ */
.pied {
  background: var(--noir);
  padding: 5rem 0 2rem;
}

.pied-grille {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.pied-logo {
  height: 76px;
  width: auto;
  max-width: 210px;
  object-fit: contain;
  border-radius: 4px;
  margin-bottom: 1.25rem;
}

.pied-desc {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.75;
  margin-bottom: 1.75rem;
}

.pied-coord {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 0.65rem;
}
.pied-coord i { color: var(--or); font-size: 0.8rem; }
.pied-coord a { color: inherit; transition: color var(--t); }
.pied-coord a:hover { color: rgba(255,255,255,0.9); }

.pied-col-titre {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  margin-bottom: 1.5rem;
}

.pied-liens { display: flex; flex-direction: column; gap: 0.75rem; }
.pied-liens a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.45);
  transition: color var(--t);
}
.pied-liens a:hover { color: rgba(255,255,255,0.9); }

.pied-bas {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.25);
}

/* ═══════════════════════════════════════════
   WHATSAPP FLOTTANT
═══════════════════════════════════════════ */
.wa {
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 58px; height: 58px;
  background: #25D366;
  color: var(--blanc);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.75rem;
  box-shadow: 0 6px 24px rgba(37,211,102,0.4);
  z-index: 90;
  transition: transform var(--t), box-shadow var(--t);
}
.wa:hover { transform: scale(1.08); box-shadow: 0 10px 32px rgba(37,211,102,0.5); }
.wa-bulle {
  position: absolute;
  right: 66px;
  background: var(--noir);
  color: var(--blanc);
  font-family: var(--ff-corps);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 5px 12px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t);
  border-radius: 2px;
}
.wa:hover .wa-bulle { opacity: 1; }

/* ═══════════════════════════════════════════
   MOBILE OVERLAY
═══════════════════════════════════════════ */
.tiroir-fond {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 98;
  opacity: 0; pointer-events: none;
  transition: opacity var(--t);
}
.tiroir-fond.visible { opacity: 1; pointer-events: all; }

/* ═══════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════ */
@media (max-width: 1100px) {
  .grille-collections { grid-template-columns: repeat(2, 1fr); }
  .grille-services { grid-template-columns: repeat(2, 1fr); }
  .carte-svc:nth-child(2) { border-right: none; }
  .carte-svc:nth-child(3) { border-right: 1px solid var(--bordure); border-top: 1px solid var(--bordure); }
  .carte-svc:nth-child(4) { border-top: 1px solid var(--bordure); }
  .pied-grille { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 1024px) {
  .hamburger { display: flex; }
  .nav-liens {
    position: fixed;
    top: 0; right: -100%;
    width: min(80%, 360px);
    height: 100dvh;
    background: var(--blanc);
    flex-direction: column;
    justify-content: center;
    padding: 3rem 2.5rem;
    gap: 1.75rem;
    box-shadow: -12px 0 40px rgba(0,0,0,0.12);
    z-index: 99;
    transition: right var(--t);
  }
  .nav-liens.ouvert { right: 0; }
  .nav-liens .nav-lien { color: var(--noir); font-size: 1.125rem; }
  .nav-cta { display: none; }
  .apropos-grille { grid-template-columns: 1fr; gap: 3rem; }
  .apropos-vignette { right: 0; bottom: -1.5rem; }
  .contact-grille { grid-template-columns: 1fr; gap: 3rem; }
  .carte-enveloppe { grid-template-columns: 1fr; }
  .hero-coords { display: none; }
}

@media (max-width: 768px) {
  .grille-collections { grid-template-columns: 1fr; }
  .grille-galerie {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: repeat(3, 240px);
  }
  .gal:nth-child(1) { grid-column: span 2; grid-row: span 1; }
  .gal:nth-child(4) { grid-column: span 1; }
  .gal:nth-child(5), .gal:nth-child(6) { grid-column: span 1; }
  .formulaire { padding: 2rem 1.5rem; }
  .form-ligne { grid-template-columns: 1fr; }
  .pied-grille { grid-template-columns: 1fr; }
  .hero-titre { font-size: 2.75rem; }
}

@media (max-width: 540px) {
  .grille-services { grid-template-columns: 1fr; }
  .carte-svc { border-right: none; border-top: 1px solid var(--bordure); }
  .carte-svc:first-child { border-top: none; }
  .bande-inner { gap: 1.25rem; flex-direction: column; }
  .hero-contenu { padding-inline: 1.25rem; }
  .grille-galerie {
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }
  .gal { height: 260px; grid-column: span 1 !important; grid-row: span 1 !important; }
}