/* ==========================================================================
   PRO MATERIALS — feuille de style principale
   Direction : fiche technique industrielle. Noir atelier, rouge signalétique,
   cotations de plan comme motif structurant.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Jetons
   -------------------------------------------------------------------------- */
:root {
  /* Palette */
  --noir:        #0D0D0D;
  --acier:       #17191B;
  --acier-clair: #24272A;
  --rouge:       #E8112D;
  --rouge-fonce: #B00D23;
  --blanc:       #FFFFFF;
  --craie:       #B9BCC0;
  --sable:       #F5F4F2;
  --sable-ombre: #E4E2DE;
  --graphite:    #4A4A4A;

  /* Typographie */
  --display: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  --texte:   "Inter", "Segoe UI", Arial, sans-serif;
  --mono:    "IBM Plex Mono", "Courier New", monospace;

  /* Rythme */
  --gouttiere: 24px;
  --largeur:   1240px;
  --section-y: clamp(64px, 9vw, 128px);

  /* Divers */
  --trait: 1px solid rgba(255, 255, 255, 0.14);
  --trait-clair: 1px solid rgba(13, 13, 13, 0.12);
  --transition: 260ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* --------------------------------------------------------------------------
   2. Réinitialisation
   -------------------------------------------------------------------------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--noir);
  color: var(--blanc);
  font-family: var(--texte);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}

img, svg, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
table { border-collapse: collapse; width: 100%; }

::selection { background: var(--rouge); color: var(--blanc); }

/* --------------------------------------------------------------------------
   3. Typographie
   -------------------------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 0.5em;
  text-transform: uppercase;
}

h1 { font-size: clamp(2.1rem, 6vw, 4.4rem); }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.7rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); letter-spacing: -0.01em; }
h4 { font-size: 1rem; letter-spacing: 0.02em; }

p  { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

strong { font-weight: 700; }

/* Étiquette monospace : le vocabulaire des fiches techniques */
.code {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--rouge);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
}
.code::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--rouge);
  flex: none;
}

.chapeau {
  font-size: clamp(1.02rem, 1.6vw, 1.2rem);
  color: var(--craie);
  max-width: 62ch;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   4. Ossature
   -------------------------------------------------------------------------- */
.enveloppe {
  width: min(100% - 40px, var(--largeur));
  margin-inline: auto;
}

.section { padding-block: var(--section-y); }
.section--serre { padding-block: clamp(48px, 6vw, 80px); }

.section--clair {
  background: var(--sable);
  color: var(--noir);
}
.section--clair .chapeau { color: var(--graphite); }

.section--acier { background: var(--acier); }

/* Cotation : le motif de plan qui sépare les sections */
.cotation {
  height: 14px;
  background:
    repeating-linear-gradient(90deg,
      rgba(255,255,255,0.28) 0 1px,
      transparent 1px 28px);
  border-top: 1px solid rgba(255, 255, 255, 0.28);
  opacity: 0.6;
}
.section--clair .cotation,
.cotation--sombre {
  background:
    repeating-linear-gradient(90deg,
      rgba(13,13,13,0.3) 0 1px,
      transparent 1px 28px);
  border-top-color: rgba(13, 13, 13, 0.3);
}

/* Bande hachurée rouge (signalétique de chantier) */
.hachures {
  height: 10px;
  background: repeating-linear-gradient(
    135deg,
    var(--rouge) 0 14px,
    var(--noir) 14px 28px
  );
}

/* --------------------------------------------------------------------------
   5. En-tête
   -------------------------------------------------------------------------- */
.entete {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13, 13, 13, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: var(--trait);
}
.entete__filet { height: 3px; background: var(--rouge); }

.entete__barre {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 74px;
}

.marque { display: flex; align-items: center; gap: 12px; }
.marque__logo { height: 44px; width: auto; }
.marque__nom {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1;
}
.marque__nom span { color: var(--rouge); }
.marque__bas {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  color: var(--craie);
  text-transform: uppercase;
  display: block;
  margin-top: 4px;
}

.nav-desktop { display: flex; align-items: center; gap: 26px; }
.nav-mobile { display: none; }
.nav__lien {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}
.nav__lien:hover,
.nav__lien:focus-visible { color: var(--rouge); border-bottom-color: var(--rouge); }
.nav__lien[aria-current="page"] { border-bottom-color: var(--rouge); }

.sous-entete { background: var(--noir); border-bottom: var(--trait); }
.sous-entete__barre {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 26px;
  padding: 9px 0;
}
.sous-entete__lien {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--craie);
  white-space: nowrap;
  transition: color var(--transition);
}
.sous-entete__lien svg { flex-shrink: 0; }
.sous-entete__lien:hover,
.sous-entete__lien:focus-visible { color: var(--rouge); }

.burger {
  display: none;
  background: none;
  border: var(--trait);
  color: var(--blanc);
  width: 46px;
  height: 42px;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-direction: column;
}
.burger span {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  transition: transform var(--transition), opacity var(--transition);
}
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav__tel-mobile { display: none; }

.nav__voile {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(13, 13, 13, 0.6);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
  z-index: 190;
}
.nav__voile.est-visible { opacity: 1; pointer-events: auto; }

/* --------------------------------------------------------------------------
   6. Boutons
   -------------------------------------------------------------------------- */
.bouton {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 26px;
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 2px solid var(--rouge);
  background: var(--rouge);
  color: var(--blanc);
  border-radius: 2px;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.bouton:hover,
.bouton:focus-visible { background: var(--rouge-fonce); border-color: var(--rouge-fonce); transform: translateY(-2px); }

.bouton--fantome {
  background: transparent;
  border-color: currentColor;
  color: var(--blanc);
}
.bouton--fantome:hover,
.bouton--fantome:focus-visible { background: var(--blanc); color: var(--noir); border-color: var(--blanc); }

.section--clair .bouton--fantome { color: var(--noir); }
.section--clair .bouton--fantome:hover { background: var(--noir); color: var(--blanc); border-color: var(--noir); }

.boutons { display: flex; flex-wrap: wrap; gap: 14px; }

/* --------------------------------------------------------------------------
   7. Bannière (accueil)
   -------------------------------------------------------------------------- */
.banniere {
  position: relative;
  padding-block: clamp(56px, 8vw, 104px);
  overflow: hidden;
}
.banniere::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(760px 420px at 82% 18%, rgba(232, 17, 45, 0.16), transparent 70%),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.035) 0 1px, transparent 1px 96px);
  pointer-events: none;
}
.banniere > * { position: relative; z-index: 1; }

.banniere__grille {
  display: grid;
  grid-template-columns: 1.35fr 0.85fr;
  gap: 56px;
  align-items: center;
}

.banniere h1 { margin-bottom: 22px; }
.banniere h1 em {
  font-style: normal;
  color: var(--rouge);
  display: block;
}

/* Cartouche : encadré d'identification, comme sur un plan */
.cartouche {
  border: var(--trait);
  background: rgba(255, 255, 255, 0.03);
}
.cartouche__titre {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--craie);
  padding: 12px 20px;
  border-bottom: var(--trait);
  background: rgba(255, 255, 255, 0.04);
}
.cartouche__ligne {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 15px 20px;
  border-bottom: var(--trait);
}
.cartouche__ligne:last-child { border-bottom: 0; }
.cartouche__cle {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--craie);
}
.cartouche__val {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.05rem;
  text-align: right;
}
.cartouche__val--rouge { color: var(--rouge); }

/* Bandeau d'arguments */
.arguments {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: var(--trait);
  border-bottom: var(--trait);
}
.argument {
  padding: 26px 22px;
  border-right: var(--trait);
}
.argument:last-child { border-right: 0; }
.argument__num {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--rouge);
  display: block;
  margin-bottom: 10px;
}
.argument h3 { font-size: 0.95rem; margin-bottom: 6px; }
.argument p { font-size: 0.87rem; color: var(--craie); line-height: 1.5; }

/* --------------------------------------------------------------------------
   8. En-tête de page intérieure
   -------------------------------------------------------------------------- */
.entete-page {
  position: relative;
  padding-block: clamp(52px, 7vw, 92px);
  border-bottom: var(--trait);
  background:
    radial-gradient(620px 360px at 88% 0%, rgba(232, 17, 45, 0.14), transparent 70%),
    var(--noir);
}
.entete-page h1 { max-width: 20ch; }
.entete-page .chapeau { margin-top: 18px; }
.entete-page .boutons { margin-top: 32px; }

.fil {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--craie);
  margin-bottom: 26px;
}
.fil a:hover { color: var(--rouge); }
.fil span { color: rgba(255,255,255,0.35); margin: 0 8px; }

/* --------------------------------------------------------------------------
   9. Grilles et cartes
   -------------------------------------------------------------------------- */
.entete-section { margin-bottom: 48px; max-width: 68ch; }

.grille { display: grid; gap: 1px; background: rgba(255,255,255,0.14); border: var(--trait); }
.grille--3 { grid-template-columns: repeat(3, 1fr); }
.grille--2 { grid-template-columns: repeat(2, 1fr); }
.section--clair .grille { background: rgba(13,13,13,0.12); border: var(--trait-clair); }

.carte {
  background: var(--noir);
  padding: 34px 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: background var(--transition);
}
.section--acier .carte { background: var(--acier); }
.section--clair .carte { background: var(--sable); }
.carte__code {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--rouge);
}
.carte h3 { margin: 0; }
.carte p { color: var(--craie); font-size: 0.94rem; margin: 0; }
.section--clair .carte p { color: var(--graphite); }
.carte__lien {
  margin-top: auto;
  padding-top: 16px;
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--rouge);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
a.carte:hover { background: var(--acier-clair); }
.section--clair a.carte:hover { background: var(--sable-ombre); }
a.carte:hover .carte__lien { gap: 14px; }
.carte__lien::after { content: "→"; transition: transform var(--transition); }

/* Liste à filets */
.liste-filet { list-style: none; margin: 0; padding: 0; }
.liste-filet li {
  padding: 16px 0 16px 30px;
  border-bottom: var(--trait);
  position: relative;
}
.section--clair .liste-filet li { border-bottom: var(--trait-clair); }
.liste-filet li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 14px;
  height: 2px;
  background: var(--rouge);
}
.liste-filet li:first-child { padding-top: 0; }
.liste-filet li:first-child::before { top: 10px; }

/* Liste simple à puces rouges */
.puces { list-style: none; margin: 0 0 1.2em; padding: 0; }
.puces li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 10px;
}
.puces li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 12px;
  height: 2px;
  background: var(--rouge);
}

/* Valeurs (Qui sommes-nous) */
.valeur { padding: 32px 30px; background: var(--noir); }
.valeur h3 { color: var(--rouge); font-size: 1.05rem; }
.valeur p { color: var(--craie); font-size: 0.94rem; margin: 0; }

/* --------------------------------------------------------------------------
   10. Étapes (processus de location)
   -------------------------------------------------------------------------- */
.etapes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,0.14); border: var(--trait); }
.etape { background: var(--noir); padding: 32px 26px; }
.etape__num {
  font-family: var(--display);
  font-weight: 900;
  font-size: 2.6rem;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--rouge);
  display: block;
  margin-bottom: 16px;
}
.etape h3 { font-size: 1rem; }
.etape p { color: var(--craie); font-size: 0.9rem; margin: 0; }

/* --------------------------------------------------------------------------
   11. Tableau technique
   -------------------------------------------------------------------------- */
.tableau { border: var(--trait); font-size: 0.94rem; }
.tableau th,
.tableau td { padding: 15px 18px; text-align: left; border-bottom: var(--trait); }
.tableau th {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--rouge);
  background: rgba(255,255,255,0.04);
}
.tableau tr:last-child td { border-bottom: 0; }
.tableau td:first-child { font-weight: 600; width: 34%; }
.tableau td:last-child { color: var(--craie); }
.section--clair .tableau,
.section--clair .tableau th,
.section--clair .tableau td { border-color: rgba(13,13,13,0.12); }
.section--clair .tableau th { background: rgba(13,13,13,0.04); }
.section--clair .tableau td:last-child { color: var(--graphite); }

/* --------------------------------------------------------------------------
   12. Bloc location
   -------------------------------------------------------------------------- */
.location-grille {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
  align-items: start;
}
.encart-tarif {
  border: 2px solid var(--rouge);
  background: rgba(232, 17, 45, 0.07);
  padding: 30px 28px;
  position: sticky;
  top: 110px;
}
.encart-tarif h3 { color: var(--rouge); }
.encart-tarif ul { list-style: none; margin: 0 0 22px; padding: 0; }
.encart-tarif li {
  padding: 11px 0;
  border-bottom: 1px dashed rgba(232, 17, 45, 0.35);
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}
.encart-tarif li:last-of-type { border-bottom: 0; }
.encart-tarif p { font-size: 0.88rem; color: var(--craie); }

/* Appel visuel type panneau de chantier */
.panneau {
  border: var(--trait);
  padding: 40px 36px;
  background:
    repeating-linear-gradient(135deg, rgba(232,17,45,0.09) 0 12px, transparent 12px 24px);
}

/* --------------------------------------------------------------------------
   13. Accordéon (conditions)
   -------------------------------------------------------------------------- */
.accordeon { border-top: var(--trait); }
.accordeon__item { border-bottom: var(--trait); }
.accordeon__tete {
  width: 100%;
  background: none;
  border: 0;
  color: inherit;
  text-align: left;
  padding: 22px 44px 22px 0;
  position: relative;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}
.accordeon__tete:hover { color: var(--rouge); }
.accordeon__tete::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--mono);
  font-size: 1.4rem;
  color: var(--rouge);
  transition: transform var(--transition);
}
.accordeon__tete[aria-expanded="true"]::after { content: "–"; }
.accordeon__corps {
  display: none;
  padding: 0 0 24px;
  color: var(--craie);
  max-width: 78ch;
}
.accordeon__corps.est-ouvert { display: block; }

/* --------------------------------------------------------------------------
   14. Formulaires
   -------------------------------------------------------------------------- */
.formulaire {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.champ { display: flex; flex-direction: column; gap: 8px; }
.champ--large { grid-column: 1 / -1; }

.champ label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--craie);
}
.section--clair .champ label { color: var(--graphite); }
.champ label .requis { color: var(--rouge); }

.champ input,
.champ select,
.champ textarea {
  font-family: var(--texte);
  font-size: 0.95rem;
  padding: 13px 14px;
  background: rgba(255,255,255,0.04);
  border: var(--trait);
  border-radius: 2px;
  color: var(--blanc);
  transition: border-color var(--transition), background var(--transition);
}
.section--clair .champ input,
.section--clair .champ select,
.section--clair .champ textarea {
  background: var(--blanc);
  border: var(--trait-clair);
  color: var(--noir);
}

/* Le popup natif des options d'un <select> ignore le fond translucide du
   champ et retombe sur un fond blanc du navigateur ; sans cette règle, le
   texte blanc hérité du <select> devient illisible (blanc sur blanc). */
.champ select option {
  background: var(--acier);
  color: var(--blanc);
}
.section--clair .champ select option {
  background: var(--blanc);
  color: var(--noir);
}
.champ input:focus,
.champ select:focus,
.champ textarea:focus {
  outline: none;
  border-color: var(--rouge);
  background: rgba(232, 17, 45, 0.06);
}
.champ textarea { min-height: 140px; resize: vertical; }
.champ input[type="file"] { padding: 10px; }

.message-formulaire {
  grid-column: 1 / -1;
  display: none;
  padding: 18px 20px;
  border-left: 3px solid var(--rouge);
  background: rgba(232, 17, 45, 0.08);
  font-size: 0.94rem;
}
.message-formulaire.est-visible { display: block; }

.encart-contact {
  border: var(--trait);
  padding: 30px 28px;
  align-self: start;
}
.encart-contact h3 { color: var(--rouge); }
.encart-contact a { font-family: var(--mono); font-size: 0.95rem; }
.encart-contact a:hover { color: var(--rouge); }

.formulaire-grille {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 48px;
  align-items: start;
}

/* --------------------------------------------------------------------------
   15. Appel à l'action de bas de page
   -------------------------------------------------------------------------- */
.appel {
  background: var(--rouge);
  color: var(--blanc);
  padding-block: clamp(48px, 6vw, 84px);
}
.appel__grille {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}
.appel h2 { margin-bottom: 10px; }
.appel p { max-width: 46ch; margin: 0; }
.appel .bouton {
  background: var(--noir);
  border-color: var(--noir);
}
.appel .bouton:hover { background: var(--blanc); color: var(--noir); border-color: var(--blanc); }

/* --------------------------------------------------------------------------
   16. Pied de page
   -------------------------------------------------------------------------- */
.pied { background: var(--acier); border-top: var(--trait); }
.pied__grille {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.1fr;
  gap: 40px;
  padding-block: 64px;
}
.pied h4 {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--rouge);
  font-weight: 500;
  margin-bottom: 18px;
}
.pied ul { list-style: none; margin: 0; padding: 0; }
.pied li { margin-bottom: 10px; }
.pied a { font-size: 0.9rem; color: var(--craie); }
.pied a:hover { color: var(--rouge); }
.pied__texte { color: var(--craie); font-size: 0.9rem; max-width: 34ch; }
.pied__signature {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--rouge);
  text-transform: uppercase;
  margin: 14px 0 16px;
}
.pied__bas {
  border-top: var(--trait);
  padding-block: 22px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 0.8rem;
  color: var(--craie);
}
.pied__bas a { font-size: 0.8rem; }

/* --------------------------------------------------------------------------
   17. Page portail
   -------------------------------------------------------------------------- */
.portail {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--noir);
}
.portail__entete { padding: 40px 0 24px; text-align: center; }
.portail__entete h1 { font-size: clamp(1.5rem, 3.4vw, 2.4rem); }
.portail__entete p { color: var(--craie); max-width: 52ch; margin-inline: auto; }
.portail__corps { flex: 1; display: grid; grid-template-columns: 1fr 1fr; }
.portail__volet {
  position: relative;
  padding: clamp(48px, 7vw, 96px) clamp(28px, 4vw, 64px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 18px;
  border-top: var(--trait);
  border-right: var(--trait);
  transition: background var(--transition);
}
.portail__volet:last-child { border-right: 0; }
.portail__volet:hover { background: var(--acier); }
.portail__volet::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 3px;
  background: var(--rouge);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.portail__volet:hover::before { transform: scaleX(1); }
.portail__volet img { height: 88px; width: auto; }
.portail__volet h2 { margin: 0; }
.portail__volet p { color: var(--craie); font-size: 0.95rem; max-width: 40ch; }
.portail__pied { text-align: center; padding: 26px 0; border-top: var(--trait); color: var(--craie); font-size: 0.8rem; }

/* --------------------------------------------------------------------------
   18. Animations
   -------------------------------------------------------------------------- */
.apparition {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 620ms ease, transform 620ms cubic-bezier(0.22, 0.61, 0.36, 1);
}
.apparition.est-visible { opacity: 1; transform: none; }

/* --------------------------------------------------------------------------
   19. Accessibilité
   -------------------------------------------------------------------------- */
:focus-visible {
  outline: 2px solid var(--rouge);
  outline-offset: 3px;
}
.saut-contenu {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--rouge);
  color: var(--blanc);
  padding: 12px 20px;
  z-index: 200;
}
.saut-contenu:focus { left: 0; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .apparition { opacity: 1; transform: none; }
}

/* --------------------------------------------------------------------------
   20. Adaptatif
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .banniere__grille { grid-template-columns: 1fr; gap: 40px; }
  .arguments { grid-template-columns: repeat(2, 1fr); }
  .argument:nth-child(2n) { border-right: 0; }
  .argument { border-bottom: var(--trait); }
  .etapes { grid-template-columns: repeat(2, 1fr); }
  .grille--3 { grid-template-columns: repeat(2, 1fr); }
  .location-grille { grid-template-columns: 1fr; }
  .encart-tarif { position: static; }
  .formulaire-grille { grid-template-columns: 1fr; gap: 34px; }
  .pied__grille { grid-template-columns: 1fr 1fr; gap: 34px; }
}

@media (max-width: 900px) {
  .nav-desktop { display: none; }
  .nav-mobile {
    display: flex;
    position: fixed;
    inset: 0 0 0 auto;
    width: min(84vw, 340px);
    background: var(--acier);
    border-left: var(--trait);
    box-shadow: -16px 0 40px rgba(0, 0, 0, 0.35);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 0;
    padding: 96px 30px 30px;
    transform: translateX(100%);
    transition: transform 0.32s cubic-bezier(0.32, 0.72, 0, 1);
    overflow-y: auto;
    z-index: 200;
  }
  .nav-mobile.est-ouvert { transform: translateX(0); }
  .nav__lien {
    width: 100%;
    padding: 16px 0;
    border-bottom: var(--trait);
    font-size: 0.9rem;
  }
  .nav__lien:hover { border-bottom-color: var(--trait); }
  .nav__tel-mobile {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    margin-top: 24px;
    padding: 15px 18px;
    border: 2px solid var(--rouge);
    background: var(--rouge);
    color: var(--blanc);
    font-family: var(--mono);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 2px;
  }
  .nav__tel-mobile:hover,
  .nav__tel-mobile:focus-visible { background: var(--rouge-fonce); border-color: var(--rouge-fonce); }
  .nav__voile { display: block; }
  .burger { display: flex; }
  .sous-entete { display: none; }
  body.menu-ouvert { overflow: hidden; }
}

@media (max-width: 720px) {
  .grille--3, .grille--2 { grid-template-columns: 1fr; }
  .etapes { grid-template-columns: 1fr; }
  .arguments { grid-template-columns: 1fr; }
  .argument { border-right: 0; }
  .formulaire { grid-template-columns: 1fr; }
  .portail__corps { grid-template-columns: 1fr; }
  .portail__volet { border-right: 0; }
  .pied__grille { grid-template-columns: 1fr; }
  .appel__grille { flex-direction: column; align-items: flex-start; }
  .tableau td:first-child { width: 45%; }
}

/* Monogramme provisoire DK Technologie sur la page portail */
.portail__monogramme { height: 88px; width: auto; }

/* Logo raster (real PRO MATERIALS logo) replacing the reconstructed inline SVG */
.marque__logo-img {
  height: 44px;
  width: 44px;
  object-fit: contain;
  border-radius: 8px;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   21. Grille produits et fiche modale
   -------------------------------------------------------------------------- */
.grille-produits {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.14);
  border: var(--trait);
}
.section--clair .grille-produits { background: rgba(13, 13, 13, 0.12); border: var(--trait-clair); }

.produit-carte {
  display: flex;
  flex-direction: column;
  width: 100%;
  background: var(--noir);
  border: 0;
  padding: 0;
  margin: 0;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: background var(--transition);
}
.section--acier .produit-carte { background: var(--acier); }
.produit-carte:hover,
.produit-carte:focus-visible { background: var(--acier-clair); }

.produit-carte__media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--acier-clair);
}
.produit-carte__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s var(--transition);
}
.produit-carte:hover .produit-carte__media img,
.produit-carte:focus-visible .produit-carte__media img { transform: scale(1.06); }

.produit-carte__espace {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--craie);
}
.produit-carte__espace svg { width: 34px; height: 34px; opacity: 0.6; }

.produit-carte__titre {
  padding: 15px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.84rem;
  letter-spacing: 0.01em;
  line-height: 1.3;
}
.produit-carte__titre::after {
  content: "+";
  flex-shrink: 0;
  color: var(--rouge);
  font-size: 1.15rem;
  line-height: 1;
}

body.modal-ouvert { overflow: hidden; }

.produit-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 300;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.produit-modal.est-ouvert { display: flex; }

.produit-modal__voile {
  position: absolute;
  inset: 0;
  background: rgba(13, 13, 13, 0.8);
}

.produit-modal__boite {
  position: relative;
  width: 100%;
  max-width: 760px;
  max-height: 88vh;
  overflow-y: auto;
  background: var(--acier);
  border: var(--trait);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.produit-modal__media {
  position: relative;
  min-height: 220px;
  background: var(--noir);
}
.produit-modal__media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.produit-modal__media[hidden] { display: none; }

.produit-modal__corps {
  padding: 40px 34px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}
.produit-modal__code { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.18em; color: var(--rouge); }
.produit-modal__titre { margin: 0; }
.produit-modal__texte { color: var(--craie); font-size: 0.95rem; line-height: 1.6; margin: 0; }

.produit-modal__fermer {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(13, 13, 13, 0.55);
  border: var(--trait);
  color: var(--blanc);
  border-radius: 2px;
  z-index: 1;
}
.produit-modal__fermer:hover,
.produit-modal__fermer:focus-visible { background: var(--rouge); border-color: var(--rouge); }

@media (max-width: 640px) {
  .produit-modal { padding: 0; }
  .produit-modal__boite { grid-template-columns: 1fr; max-height: 100vh; height: 100%; border: 0; }
  .produit-modal__media { min-height: 200px; }
  .produit-modal__corps { padding: 30px 24px 40px; }
}