/* ==========================================================
   MIM — Men In Marseille / Made In Marseille
   Charte : acier, cuivre, laiton, bois, pochoir
   ========================================================== */

:root {
  /* Palette « Fonderie » */
  --acier: #2c2c2c;        /* Fonderie Foncé — métal non traité */
  --fonte: #363636;        /* panneaux */
  --graisse: #454545;      /* bordures, séparateurs */
  --os: #eae4d6;           /* texte principal — blanc cassé */
  --os-70: rgba(234, 228, 214, 0.72);
  --os-45: rgba(234, 228, 214, 0.5);
  --cuivre: #a0522d;       /* Rustique Oxydé — chaleur de la patine */
  --cuivre-vif: #b8653c;
  --etincelle: #ff8c00;    /* Or Étincelle — CTA, point de soudure chaud */
  --olive: #6b8e23;        /* Olive Mat — clin d'œil au recyclage */
  --laiton: #c9a227;
  --bois: #8a5a33;

  --display: "Saira Stencil One", sans-serif;
  --texte: "Archivo", system-ui, sans-serif;
  --mono: "IBM Plex Mono", monospace;

  --max: 1180px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
}

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

html { scroll-behavior: smooth; overflow-x: hidden; }
body { overflow-x: hidden; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  background: var(--acier);
  color: var(--os);
  font-family: var(--texte);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* Texture tôle très légère */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  background-image: radial-gradient(rgba(234,228,214,0.035) 1px, transparent 1px);
  background-size: 26px 26px;
  z-index: 0;
}

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

.conteneur { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); position: relative; z-index: 1; }

/* ---------- Accessibilité ---------- */
.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--cuivre); color: var(--acier);
  padding: .6rem 1rem; z-index: 100; font-family: var(--mono);
}
.skip-link:focus { left: 0; }
:focus-visible { outline: 2px solid var(--cuivre-vif); outline-offset: 3px; }

/* ---------- Navigation ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(23, 24, 26, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--graisse);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: .9rem var(--gutter);
  max-width: var(--max); margin: 0 auto;
}
.logo {
  font-family: var(--display);
  font-size: 1.7rem;
  letter-spacing: .06em;
  text-decoration: none;
  color: var(--os);
  line-height: 1;
}
.logo em { font-style: normal; color: var(--cuivre); }
.logo small {
  display: block;
  font-family: var(--mono);
  font-size: .55rem;
  letter-spacing: .32em;
  color: #dedede;
  margin-top: .2rem;
}
.nav-liens { display: flex; gap: 2rem; list-style: none; align-items: center; }
.nav-liens a {
  text-decoration: none;
  font-family: var(--mono);
  font-size: .8rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--os-70);
  padding: .35rem 0;
  border-bottom: 2px solid transparent;
  transition: color .2s, border-color .2s;
}
.nav-liens a:hover, .nav-liens a[aria-current="page"] { color: var(--os); }
.nav-cta {
  border: 1px solid var(--etincelle) !important;
  padding: .5rem 1.1rem !important;
  color: var(--etincelle) !important;
}
.nav-cta:hover { background: var(--etincelle); color: #1d1d1d !important; }

.burger {
  display: none;
  background: none; border: 1px solid var(--graisse);
  color: var(--os); font-family: var(--mono);
  padding: .45rem .8rem; cursor: pointer; font-size: .8rem;
  letter-spacing: .1em;
}

@media (max-width: 820px) {
  .burger { display: block; }
  .nav-liens {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; gap: 0;
    background: var(--fonte);
    border-bottom: 1px solid var(--graisse);
    padding: .5rem 0;
  }
  .nav-liens.ouvert { display: flex; }
  .nav-liens li { width: 100%; }
  .nav-liens a { display: block; padding: .9rem var(--gutter); border-bottom: none; }
  .nav-cta { border: none !important; }
}

/* ---------- Héro ---------- */
.hero {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  padding: clamp(3.5rem, 9vh, 7rem) 0 clamp(3rem, 7vh, 5rem);
  min-height: 78vh;
}
.hero-eyebrow {
  font-family: var(--mono);
  font-size: .78rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--cuivre-vif);
  margin-bottom: 1.4rem;
}
.hero h1 {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(2.5rem, 6.2vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: .015em;
  text-transform: uppercase;
}
.hero h1 .ligne2 { color: var(--cuivre); }
.hero p.accroche {
  margin-top: 1.6rem;
  max-width: 34rem;
  font-size: 1.15rem;
  color: var(--os-70);
}
.hero-actions { margin-top: 2.4rem; display: flex; gap: 1rem; flex-wrap: wrap; }

.btn {
  display: inline-block;
  text-decoration: none;
  font-family: var(--mono);
  font-size: .85rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: .95rem 1.8rem;
  border: 1px solid var(--etincelle);
  transition: background .2s, color .2s, transform .15s;
}
.btn-plein { background: var(--etincelle); color: #1d1d1d; font-weight: 500; }
.btn-plein:hover { background: #ffa02e; transform: translateY(-2px); }
.btn-contour { color: var(--os); }
.btn-contour:hover { background: rgba(255,140,0,.12); }

.hero-visuel { position: relative; max-width: 550px; }
.hero-visuel img {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--graisse);
  filter: saturate(1.05) contrast(1.02);
  display: block;
}
/* Plaque rivetée — signature */
.plaque {
  position: absolute;
  left: -1.1rem; bottom: 1.6rem;
  background: var(--fonte);
  border: 1px solid var(--graisse);
  border-left: 3px solid var(--cuivre);
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .08em;
  padding: .7rem 1rem;
  color: var(--os-70);
  box-shadow: 0 8px 24px rgba(0,0,0,.45);
}
.plaque strong { color: var(--os); display: block; letter-spacing: .18em; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; min-height: 0; }
  .plaque { left: .8rem; }
}

/* ---------- Sections ---------- */
section { padding: clamp(3.5rem, 8vh, 6.5rem) 0; border-top: 1px solid var(--graisse); }
.section-tete { margin-bottom: clamp(2rem, 5vh, 3.5rem); }
.eyebrow {
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--cuivre-vif);
  display: block;
  margin-bottom: .9rem;
}
h2 {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(1.9rem, 3.8vw, 3rem);
  text-transform: uppercase;
  letter-spacing: .02em;
  line-height: 1.1;
}

/* ---------- Manifeste ---------- */
.manifeste p.grand {
  font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  line-height: 1.5;
  max-width: 54rem;
  color: var(--os);
}
.manifeste p.grand strong { color: var(--cuivre-vif); font-weight: 600; }
.manifeste .suite { margin-top: 1.4rem; max-width: 46rem; color: var(--os-70); }

/* ---------- Création vedette ---------- */
.creation { background: var(--fonte); }
.creation-grille {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: stretch;
}

/* Mini diaporama : hauteur alignée sur la fiche grâce à align-items:stretch */
.diaporama {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--graisse);
  min-height: 340px;
}
.diaporama-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1s ease;
}
.diaporama-image.actif { opacity: 1; }
.diaporama-points {
  position: absolute;
  left: 50%; bottom: 1.1rem;
  transform: translateX(-50%);
  display: flex; gap: .6rem;
  z-index: 2;
}
.diaporama-points button {
  width: 9px; height: 9px;
  border-radius: 50%;
  border: 1px solid rgba(234,228,214,.6);
  background: rgba(44,44,44,.55);
  padding: 0;
  cursor: pointer;
  transition: background .3s ease, transform .2s ease;
}
.diaporama-points button.actif { background: var(--etincelle); border-color: var(--etincelle); transform: scale(1.15); }
@media (prefers-reduced-motion: reduce) { .diaporama-image { transition: none; } }

/* Fiche d'atelier — signature du site */
.fiche {
  border: 1px solid var(--graisse);
  background: var(--acier);
  font-family: var(--mono);
  position: sticky; top: 5.5rem;
}
.fiche-tete {
  border-bottom: 1px dashed var(--graisse);
  padding: 1.1rem 1.4rem;
  display: flex; justify-content: space-between; align-items: baseline;
}
.fiche-tete .num { color: var(--cuivre-vif); font-size: .8rem; letter-spacing: .2em; }
.fiche-tete .statut { font-size: .68rem; color: var(--olive-vive, #8fb43a); letter-spacing: .15em; }
.fiche h3 {
  font-family: var(--display);
  font-weight: 400;
  font-size: 1.9rem;
  text-transform: uppercase;
  padding: 1.2rem 1.4rem .4rem;
}
.fiche .sous { padding: 0 1.4rem 1.1rem; font-size: .78rem; color: var(--os-45); letter-spacing: .08em; }
.fiche dl { border-top: 1px dashed var(--graisse); padding: 1.1rem 1.4rem; }
.fiche dt {
  font-size: .68rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--cuivre-vif); margin-top: 1rem;
}
.fiche dt:first-child { margin-top: 0; }
.fiche dd { font-size: .85rem; color: var(--os-70); margin-top: .3rem; line-height: 1.7; }
.fiche-pied {
  border-top: 1px dashed var(--graisse);
  padding: 1.1rem 1.4rem;
  font-size: .72rem; color: var(--os-45); letter-spacing: .08em;
}

@media (max-width: 860px) {
  .creation-grille { grid-template-columns: 1fr; }
  .fiche { position: static; }
}

/* ---------- Démarche (processus numéroté) ---------- */
.demarche-grille {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.etape {
  border: 1px solid var(--graisse);
  padding: 1.8rem 1.6rem;
  background: linear-gradient(180deg, rgba(44,46,48,.35), transparent);
  transition: background .45s ease, border-color .45s ease, transform .35s ease, box-shadow .45s ease;
  cursor: default;
}
.etape .num {
  font-family: var(--display);
  font-size: 2.4rem;
  color: var(--cuivre);
  line-height: 1;
  transition: color .4s ease;
}
.etape h3 {
  font-family: var(--texte);
  font-weight: 700;
  font-size: 1.15rem;
  margin: 1rem 0 .6rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  transition: color .4s ease;
}
.etape p { color: var(--os-70); font-size: .97rem; transition: color .4s ease; }
@media (max-width: 820px) { .demarche-grille { grid-template-columns: 1fr; } }

/* Survol : la carte bascule dans une couleur vive et pleine,
   chaque étape a sa propre teinte, avec un texte recontrasté. */
.etape:hover {
  transform: translateY(-8px);
  box-shadow: 0 18px 36px rgba(0,0,0,.4);
}

.etape:nth-child(1):hover { background: var(--etincelle); border-color: #a35800; }
.etape:nth-child(1):hover .num,
.etape:nth-child(1):hover h3,
.etape:nth-child(1):hover p { color: #241300; }

.etape:nth-child(2):hover { background: #8bc540; border-color: #4d6e1a; }
.etape:nth-child(2):hover .num,
.etape:nth-child(2):hover h3,
.etape:nth-child(2):hover p { color: #16240a; }

.etape:nth-child(3):hover { background: #e2572b; border-color: #8f2f10; }
.etape:nth-child(3):hover .num,
.etape:nth-child(3):hover h3,
.etape:nth-child(3):hover p { color: #fff3ec; }

@media (prefers-reduced-motion: reduce) { .etape:hover { transform: none; } }

/* ---------- Artiste ---------- */
.artiste-grille {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
}
.artiste-portrait-bloc { display: flex; flex-direction: column; gap: 1.6rem; }
.artiste-portrait {
  margin: 0;
  border: 1px solid var(--graisse);
  width: 100%;
  max-width: 300px;
}
.artiste-portrait img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: saturate(1.02);
}
.artiste-citation {
  border-left: 3px solid var(--olive);
  padding-left: 1.4rem;
  font-size: clamp(1.2rem, 2.2vw, 1.5rem);
  line-height: 1.5;
  color: var(--os);
  font-style: italic;
}
.artiste-citation footer {
  margin-top: 1rem;
  font-family: var(--mono);
  font-style: normal;
  font-size: .78rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--os-45);
}
.artiste-texte p + p { margin-top: 1.1rem; }
.artiste-texte p { color: var(--os-70); }
.artiste-texte .savoirs {
  margin-top: 1.6rem;
  display: flex; flex-wrap: wrap; gap: .5rem;
  list-style: none;
}
.artiste-texte .savoirs li {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  border: 1px solid var(--graisse);
  color: var(--os-70);
  padding: .35rem .7rem;
}
@media (max-width: 860px) { .artiste-grille { grid-template-columns: 1fr; } }

/* ---------- Bandeau CTA ---------- */
.bandeau {
  position: relative;
  color: var(--os);
  text-align: center;
  overflow: hidden;
  isolation: isolate;
}
/* Calque photo, saturé et réchauffé pour un cuivre vif plutôt que terne */
.bandeau::before {
  content: "";
  position: absolute; inset: -6%;
  background-image: url('images/background-cuivre.jpg');
  background-size: cover;
  background-position: center;
  filter: saturate(1.85) contrast(1.2) brightness(1.12) hue-rotate(-6deg);
  transform: scale(1.02);
  z-index: -2;
}
/* Voile sombre allégé + surimpression chaude en mode lumière */
.bandeau::after {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(160deg, rgba(30,20,10,.42), rgba(30,16,8,.58)),
    radial-gradient(ellipse at 25% 15%, rgba(255,140,0,.38), transparent 60%),
    radial-gradient(ellipse at 85% 90%, rgba(255,90,0,.22), transparent 55%);
  mix-blend-mode: normal;
  pointer-events: none;
  z-index: -1;
}
.bandeau h2 { color: var(--os); }
.bandeau p { max-width: 40rem; margin: 1rem auto 2rem; color: rgba(234,228,214,.9); }
.bandeau .btn { border-color: var(--etincelle); background: var(--etincelle); color: #1d1d1d; }
.bandeau .btn:hover { background: #ffa02e; }

/* ---------- Contact ---------- */
.contact-grille {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.contact-infos dl { margin-top: 2rem; }
.contact-infos dt {
  font-family: var(--mono);
  font-size: .72rem; letter-spacing: .25em; text-transform: uppercase;
  color: var(--cuivre-vif); margin-top: 1.4rem;
}
.contact-infos dd { margin-top: .35rem; color: var(--os-70); }
.contact-infos dd a { color: var(--os); text-decoration-color: var(--cuivre); }

.carte-maps {
  margin-top: 2rem;
  border: 1px solid var(--graisse);
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  filter: grayscale(.25) contrast(1.05);
}
.carte-maps iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
}

/* Piège à robots (honeypot) : invisible pour les humains, présent
   dans le HTML pour attraper les bots qui remplissent tout. */
.piege-robot {
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
  overflow: hidden;
}

.form-erreur-envoi {
  display: none;
  border: 1px solid var(--cuivre-vif);
  padding: 1.2rem 1.4rem;
  font-family: var(--mono);
  font-size: .85rem;
  color: var(--cuivre-vif);
  margin-top: 1.2rem;
}
.form-erreur-envoi.visible { display: block; }
.form-erreur-envoi a { color: var(--os); }

.formulaire {
  border: 1px solid var(--graisse);
  background: var(--fonte);
  padding: clamp(1.5rem, 3vw, 2.4rem);
}
.champ { margin-bottom: 1.3rem; }
.champ label {
  display: block;
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--os-70);
  margin-bottom: .5rem;
}
.champ input, .champ textarea, .champ select {
  width: 100%;
  background: var(--acier);
  border: 1px solid var(--graisse);
  color: var(--os);
  font-family: var(--texte);
  font-size: 1rem;
  padding: .85rem 1rem;
  transition: border-color .2s;
}
.champ input:focus, .champ textarea:focus, .champ select:focus {
  border-color: var(--cuivre);
  outline: none;
}
.champ textarea { min-height: 9rem; resize: vertical; }
.champ .erreur { display: none; color: var(--cuivre-vif); font-size: .8rem; margin-top: .4rem; font-family: var(--mono); }
.champ.invalide input, .champ.invalide textarea { border-color: var(--cuivre-vif); }
.champ.invalide .erreur { display: block; }

.form-confirmation {
  display: none;
  border: 1px solid var(--olive);
  padding: 1.2rem 1.4rem;
  font-family: var(--mono);
  font-size: .85rem;
  color: #a3c455;
  margin-top: 1.2rem;
}
.form-confirmation.visible { display: block; }

@media (max-width: 860px) { .contact-grille { grid-template-columns: 1fr; } }

/* ---------- Pied de page ---------- */
footer.pied {
  border-top: 1px solid var(--graisse);
  padding: 2.5rem 0;
  font-family: var(--mono);
  font-size: .75rem;
  color: var(--os-45);
}
.pied-inner {
  display: flex; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap;
  align-items: center;
}
.pied a { color: var(--os-70); text-decoration: none; }
.pied a:hover { color: var(--os); }
.pied-liens { display: flex; gap: 1.5rem; list-style: none; }
.pied-reseaux { display: flex; gap: 1rem; list-style: none; }
.pied-reseaux a {
  display: flex; align-items: center; justify-content: center;
  width: 34px; height: 34px;
  border: 1px solid var(--graisse);
  color: var(--os-70);
  transition: color .25s ease, border-color .25s ease, transform .25s ease;
}
.pied-reseaux a:hover {
  color: var(--etincelle);
  border-color: var(--etincelle);
  transform: translateY(-3px);
}
@media (max-width: 600px) { .pied-inner { justify-content: center; text-align: center; } }

/* ---------- Révélation au défilement ---------- */
.reveler {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveler.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveler { opacity: 1; transform: none; }
}


/* ---------- Galerie des créations ---------- */
.galerie {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  margin-top: clamp(2rem, 5vh, 3rem);
}
.carte {
  border: 1px solid var(--graisse);
  background: var(--fonte);
  display: flex;
  flex-direction: column;
  transition: transform .2s ease, border-color .2s ease;
}
.carte:hover { transform: translateY(-4px); border-color: var(--cuivre); }
.carte figure { margin: 0; overflow: hidden; }
.carte img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center;
}
.carte-corps { padding: 1.3rem 1.4rem 1.5rem; display: flex; flex-direction: column; gap: .5rem; flex: 1; }
.carte-num {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .25em;
  color: var(--etincelle);
}
.carte h3 {
  font-family: var(--display);
  font-weight: 400;
  font-size: 1.55rem;
  text-transform: uppercase;
  letter-spacing: .03em;
}
.carte .materiaux {
  font-family: var(--mono);
  font-size: .76rem;
  line-height: 1.75;
  color: var(--os-45);
  letter-spacing: .04em;
  border-top: 1px dashed var(--graisse);
  padding-top: .65rem;
  margin-top: auto;
}
.carte .materiaux::before {
  content: "MATIÈRES RÉEMPLOYÉES";
  display: block;
  color: var(--olive);
  font-size: .62rem;
  letter-spacing: .25em;
  margin-bottom: .3rem;
}
@media (max-width: 720px) { .galerie { grid-template-columns: 1fr; } }
.galerie-plus { text-align: center; margin-top: clamp(2rem, 5vh, 3rem); }

/* ============================================================
   ANIMATIONS — MIM · piloté par Motion (motion.dev)
   Le CSS pose les états ; script.js anime les transitions.
   ============================================================ */

/* Hero : accroche en dégradé animé cuivre -> or -> olive */
.hero h1 .ligne2 {
  background: linear-gradient(90deg, var(--cuivre-vif), var(--etincelle) 45%, var(--olive) 85%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: degrade-titre 7s ease-in-out infinite alternate;
}
@keyframes degrade-titre {
  0%   { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}
@media (prefers-reduced-motion: reduce) { .hero h1 .ligne2 { animation: none; background-position: 30% 50%; } }

/* Éyebrows : petit trait qui se déploie devant le texte */
.eyebrow, .hero-eyebrow {
  position: relative;
  padding-left: 1.6rem;
}
.eyebrow::before, .hero-eyebrow::before {
  content: "";
  position: absolute; left: 0; top: 50%;
  width: 1.1rem; height: 2px;
  background: var(--etincelle);
  transform: translateY(-50%) scaleX(0);
  transform-origin: left;
  transition: transform .5s cubic-bezier(.16,1,.3,1);
}
.reveler.visible .eyebrow::before,
.reveler.visible .hero-eyebrow::before,
.hero-eyebrow::before { transform: translateY(-50%) scaleX(1); }

/* Boutons : lueur pulsée façon point de soudure + brillance au survol */
.btn { position: relative; overflow: hidden; will-change: transform; }
.btn-plein {
  box-shadow: 0 0 0 0 rgba(255,140,0,.55);
  animation: pouls-etincelle 2.6s ease-out infinite;
}
@keyframes pouls-etincelle {
  0%   { box-shadow: 0 0 0 0 rgba(255,140,0,.45); }
  70%  { box-shadow: 0 0 0 14px rgba(255,140,0,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,140,0,0); }
}
.btn::after {
  content: "";
  position: absolute; top: 0; left: -60%;
  width: 40%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.35), transparent);
  transform: skewX(-20deg);
  transition: left .6s ease;
}
.btn:hover::after { left: 130%; }
@media (prefers-reduced-motion: reduce) { .btn-plein { animation: none; } }

/* Logo : le I central change de couleur en boucle douce */
.logo em {
  animation: cycle-accent 6s ease-in-out infinite;
}
@keyframes cycle-accent {
  0%, 100% { color: var(--cuivre-vif); }
  33%      { color: var(--etincelle); }
  66%      { color: var(--olive); }
}
@media (prefers-reduced-motion: reduce) { .logo em { animation: none; color: var(--etincelle); } }

/* Cartes de la galerie : lift + halo couleur au survol, image en légère rotation */
.carte { position: relative; }
.carte::before {
  content: "";
  position: absolute; inset: 0;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--cuivre-vif), var(--etincelle), var(--olive)) border-box;
  -webkit-mask: linear-gradient(#000 0 0) padding-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity .4s ease;
  pointer-events: none;
}
.carte:hover::before { opacity: 1; }
.carte figure { position: relative; }
.carte figure::after {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at var(--px,50%) var(--py,50%), rgba(255,140,0,.18), transparent 60%);
  opacity: 0;
  transition: opacity .35s ease;
}
.carte:hover figure::after { opacity: 1; }
/* Zoom des images produits : géré plus haut (.carte img), avec zoom
   de base pour éviter les bandes de fond visibles, et zoom accru
   au survol. Voir règles .carte img / .carte:hover img ci-dessus. */

.carte-num {
  transition: color .3s ease, letter-spacing .3s ease;
}
.carte:hover .carte-num { color: var(--olive); letter-spacing: .32em; }

/* Plaque héro : liseré animé façon LED d'atelier */
.plaque { border-left-width: 3px; position: relative; }
.plaque::after {
  content: "";
  position: absolute; left: -1px; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, var(--etincelle), var(--olive));
  animation: led-atelier 3.2s ease-in-out infinite;
}
@keyframes led-atelier {
  0%, 100% { opacity: .5; }
  50%      { opacity: 1; }
}

/* Étapes de la démarche : numéro qui change de teinte au survol */
/* Étapes de la démarche : effet de survol plein de couleur
   défini plus haut (voir section "Démarche (processus numéroté)"). */

/* Liens de nav : soulignement animé */
.nav-liens a:not(.nav-cta) { position: relative; }
.nav-liens a:not(.nav-cta)::after {
  content: "";
  position: absolute; left: 0; right: 100%; bottom: -2px; height: 2px;
  background: var(--etincelle);
  transition: right .3s cubic-bezier(.16,1,.3,1);
}
.nav-liens a:not(.nav-cta):hover::after,
.nav-liens a[aria-current="page"]::after { right: 0; }

/* Champs de formulaire : liseré couleur au focus */
.champ input, .champ textarea, .champ select {
  transition: border-color .25s ease, box-shadow .25s ease;
}
.champ input:focus, .champ textarea:focus, .champ select:focus {
  box-shadow: 0 0 0 3px rgba(255,140,0,.18);
}

/* Emplacement réservé — future visionneuse 360° à côté du 1er encart */
.vue-360 {
  position: relative;
  border: 1px dashed var(--graisse);
  background: var(--fonte);
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  aspect-ratio: 3/4;
  color: var(--os-45);
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .12em;
  padding: 2rem;
}
.vue-360 strong { display: block; color: var(--os-70); font-size: .85rem; margin-bottom: .5rem; letter-spacing: .18em; }
.vue-360 .point {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--etincelle);
  display: inline-block; margin-right: .5rem;
  animation: led-atelier 1.6s ease-in-out infinite;
}
.pied-credit {
  width: 100%;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px dashed var(--graisse);
  font-size: .68rem;
  text-align: center;
  color: var(--os-45);
}
.pied-credit a { color: var(--os-45); text-decoration-color: var(--graisse); }
.pied-credit a:hover { color: var(--os-70); text-decoration-color: var(--cuivre); }

/* Curseur magnétique pour les CTA (léger déplacement piloté en JS) */
.magnetique { display: inline-block; }