/* =========================================================
   PICTAV-INFORMATIQUE — feuille de style unique
   Aucune police externe, aucun CDN : zéro requête tierce.
   ========================================================= */

:root {
  --encre:        #12293b;
  --encre-2:      #1d3e56;
  --encre-3:      #2b5772;
  --papier:       #f1f4f2;
  --papier-2:     #e6ebe8;
  --blanc:        #ffffff;
  --sceau:        #16705a;
  --sceau-2:      #1e8e73;
  --trait:        #c9d5d0;
  --trait-sombre: rgba(241, 244, 242, .22);
  --gris:         #566a72;
  --gris-clair:   #8b9ba1;
  --alerte:       #a32f24;

  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans:  -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --large: 1140px;
  --texte: 68ch;
  --r: 3px;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

body {
  margin: 0;
  background: var(--papier);
  color: var(--encre);
  font: 400 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
svg { display: block; }

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.14;
  letter-spacing: -.011em;
  margin: 0 0 .55em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.05rem, 1.35rem + 2.6vw, 3.3rem); }
h2 { font-size: clamp(1.65rem, 1.2rem + 1.7vw, 2.45rem); }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.08rem; }

p, li { max-width: var(--texte); }
p { margin: 0 0 1.05em; }

a { color: var(--sceau); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { color: var(--encre); }

:focus-visible {
  outline: 2px solid var(--sceau-2);
  outline-offset: 3px;
  border-radius: 2px;
}

hr {
  border: 0;
  border-top: 1px solid var(--trait);
  margin: 2.6rem 0;
}

/* ---------- Structure ---------- */
.large { width: min(100% - 2.5rem, var(--large)); margin-inline: auto; }

.section { padding-block: clamp(3.2rem, 6vw, 5.6rem); }
.section--serre { padding-block: clamp(2.4rem, 4vw, 3.6rem); }
.section--blanc { background: var(--blanc); }
.section--encre { background: var(--encre); color: var(--papier); }

.saut-contenu {
  position: absolute; left: -9999px;
  background: var(--encre); color: var(--papier);
  padding: .7rem 1.1rem; z-index: 200;
}
.saut-contenu:focus { left: 1rem; top: 1rem; }

/* ---------- Bandeau utilitaire ---------- */
.bandeau {
  background: var(--encre);
  color: var(--papier);
  font-size: .875rem;
}
.bandeau__in {
  display: flex; flex-wrap: wrap; gap: .35rem 1.5rem;
  align-items: center; justify-content: flex-end;
  min-height: 40px; padding-block: .35rem;
}
.bandeau a { color: var(--papier); text-decoration: none; }
.bandeau a:hover { color: var(--blanc); text-decoration: underline; }
.bandeau__tel { margin-right: auto; font-variant-numeric: tabular-nums; }
.bandeau__tel strong { font-weight: 600; letter-spacing: .02em; }

/* ---------- En-tête ---------- */
.entete {
  position: sticky; top: 0; z-index: 100;
  background: var(--blanc);
  border-bottom: 1px solid var(--trait);
}
.entete__in {
  display: flex; align-items: center; gap: 1.5rem;
  min-height: 78px;
}
.marque { display: flex; align-items: center; gap: .8rem; text-decoration: none; color: inherit; }
.marque__sigle { flex: 0 0 auto; }
.marque__nom {
  font-family: var(--serif); font-size: 1.22rem; font-weight: 700;
  letter-spacing: .005em; line-height: 1.1; color: var(--encre);
}
.marque__sous {
  display: block; font-family: var(--sans); font-size: .74rem;
  font-weight: 400; color: var(--gris); letter-spacing: .01em; margin-top: .18rem;
}

.nav { margin-left: auto; }
.nav__liste {
  display: flex; align-items: center; gap: 1.7rem;
  list-style: none; margin: 0; padding: 0;
}
.nav__liste li { max-width: none; }
.nav__lien {
  display: inline-block; padding: .35rem 0;
  color: var(--encre); text-decoration: none;
  font-size: .955rem; border-bottom: 2px solid transparent;
}
.nav__lien:hover { border-bottom-color: var(--trait); color: var(--encre); }
.nav__lien[aria-current="page"] { border-bottom-color: var(--sceau); font-weight: 600; }

.burger {
  display: none; margin-left: auto;
  width: 46px; height: 40px; padding: 0;
  background: none; border: 1px solid var(--trait); border-radius: var(--r);
  cursor: pointer; color: var(--encre);
}
.burger span {
  display: block; width: 20px; height: 1.5px; margin: 4px auto;
  background: currentColor;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-block;
  padding: .78rem 1.5rem;
  font: 600 .95rem/1.2 var(--sans);
  text-decoration: none; border: 1.5px solid transparent;
  border-radius: var(--r); cursor: pointer;
  transition: background-color .15s, color .15s, border-color .15s;
}
.btn--plein { background: var(--sceau); color: var(--blanc); border-color: var(--sceau); }
.btn--plein:hover { background: var(--encre); border-color: var(--encre); color: var(--blanc); }
.btn--ligne { background: transparent; color: var(--encre); border-color: var(--encre); }
.btn--ligne:hover { background: var(--encre); color: var(--papier); }
.btn--clair { background: transparent; color: var(--papier); border-color: var(--trait-sombre); }
.btn--clair:hover { background: var(--papier); color: var(--encre); border-color: var(--papier); }
.btn--blanc { background: var(--blanc); color: var(--encre); border-color: var(--blanc); }
.btn--blanc:hover { background: var(--sceau-2); border-color: var(--sceau-2); color: var(--blanc); }

.boutons { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.9rem; }

/* ---------- Héros ---------- */
.hero {
  background: var(--encre);
  color: var(--papier);
  padding-block: clamp(3.4rem, 7vw, 6rem);
  position: relative; overflow: hidden;
}
.hero::after {                       /* trame discrète : registre quadrillé */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--trait-sombre) 1px, transparent 1px);
  background-size: 100% 34px;
  opacity: .35;
  mask-image: linear-gradient(to bottom, transparent, #000 45%, transparent);
}
.hero__in { position: relative; z-index: 1; display: grid; gap: clamp(2.2rem, 4vw, 3.6rem); }
@media (min-width: 940px) {
  .hero__in { grid-template-columns: minmax(0, 1.15fr) minmax(340px, .85fr); align-items: center; }
}
.hero h1 { color: var(--blanc); margin-bottom: .5em; }
.hero__accroche {
  font-size: clamp(1.02rem, .95rem + .3vw, 1.16rem);
  color: #cdd8d4; max-width: 46ch;
}

/* Élément signature : la fiche de registre */
.fiche {
  background: rgba(255, 255, 255, .045);
  border: 1px solid var(--trait-sombre);
  border-radius: var(--r);
}
.fiche__titre {
  padding: .85rem 1.25rem;
  border-bottom: 1px solid var(--trait-sombre);
  font: 600 .8rem/1.3 var(--sans);
  color: var(--gris-clair); letter-spacing: .04em;
}
.fiche__ligne {
  display: grid; grid-template-columns: 11.5rem 1fr;
  gap: .4rem 1rem; padding: .78rem 1.25rem;
  border-bottom: 1px solid var(--trait-sombre);
  font-size: .95rem;
}
.fiche__ligne:last-child { border-bottom: 0; }
.fiche__cle { color: var(--gris-clair); }
.fiche__val { color: var(--blanc); font-weight: 500; }
.fiche__val em { font-style: normal; color: var(--sceau-2); font-weight: 600; }
@media (max-width: 480px) {
  .fiche__ligne { grid-template-columns: 1fr; gap: .1rem; }
}

/* ---------- Fil d'Ariane ---------- */
.fil { background: var(--blanc); border-bottom: 1px solid var(--trait); font-size: .85rem; }
.fil ol {
  display: flex; flex-wrap: wrap; gap: .5rem; align-items: center;
  list-style: none; margin: 0; padding: .8rem 0;
}
.fil li { max-width: none; color: var(--gris); }
.fil li + li::before { content: "/"; margin-right: .5rem; color: var(--trait); }
.fil a { color: var(--gris); }

/* ---------- Titres de section ---------- */
.titre-bloc { margin-bottom: 2.6rem; }
.titre-bloc h2 { max-width: 24ch; }
.titre-bloc p { color: var(--gris); margin-bottom: 0; max-width: 56ch; }
.section--encre .titre-bloc p { color: #b8c6c2; }

/* ---------- Entrées de registre (domaines) ---------- */
.registre { display: grid; gap: 0; border-top: 1px solid var(--trait); }
.registre__entree {
  display: grid; gap: .35rem 2.2rem;
  padding: 1.9rem 0;
  border-bottom: 1px solid var(--trait);
}
@media (min-width: 800px) {
  .registre__entree { grid-template-columns: 15rem minmax(0, 1fr); align-items: start; }
}
.registre__entree h3 { margin: 0; font-size: 1.32rem; }
.registre__entree p { margin: 0; color: var(--gris); }
.registre__points {
  list-style: none; margin: .9rem 0 0; padding: 0;
  display: grid; gap: .42rem;
}
.registre__points li {
  position: relative; padding-left: 1.15rem;
  font-size: .95rem; color: var(--encre);
}
.registre__points li::before {
  content: ""; position: absolute; left: 0; top: .62em;
  width: 6px; height: 6px; background: var(--sceau); border-radius: 50%;
}

/* ---------- Colonnes ---------- */
.colonnes { display: grid; gap: 2.2rem 2.6rem; }
@media (min-width: 760px) { .colonnes--3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 700px) { .colonnes--2 { grid-template-columns: repeat(2, 1fr); } }
.colonnes h3 { margin-bottom: .45rem; }
.colonnes p { color: var(--gris); margin-bottom: 0; }
.colonne--filet { border-top: 2px solid var(--encre); padding-top: 1.1rem; }

/* ---------- Démarche : véritable séquence, donc numérotée ---------- */
.etapes { counter-reset: etape; display: grid; gap: 0; }
.etape {
  counter-increment: etape;
  display: grid; gap: .3rem 1.6rem;
  padding: 1.7rem 0 1.7rem 0;
  border-top: 1px solid var(--trait);
  grid-template-columns: 3.2rem minmax(0, 1fr);
}
.etape:last-child { border-bottom: 1px solid var(--trait); }
.etape::before {
  content: counter(etape, decimal-leading-zero);
  font: 600 1.5rem/1 var(--serif);
  color: var(--sceau);
  font-variant-numeric: tabular-nums;
  padding-top: .1rem;
}
.etape h3 { margin: 0 0 .3rem; grid-column: 2; }
.etape p { grid-column: 2; margin: 0; color: var(--gris); }
@media (max-width: 560px) {
  .etape { grid-template-columns: 1fr; }
  .etape h3, .etape p { grid-column: 1; }
}

/* ---------- Texte long ---------- */
.prose { max-width: var(--texte); }
.chapeau { font-size: 1.12rem; color: var(--gris); max-width: 58ch; }
.prose h2 { margin-top: 2.4rem; }
.prose h3 { margin-top: 2rem; }
.prose ul { padding-left: 1.2rem; }
.prose li { margin-bottom: .35rem; }
.prose figure { margin: 2rem 0; }
.prose figcaption { font-size: .85rem; color: var(--gris); margin-top: .6rem; }

.exergue {
  border-left: 3px solid var(--sceau);
  padding: .3rem 0 .3rem 1.4rem;
  margin: 2rem 0;
  font-family: var(--serif); font-size: 1.24rem; line-height: 1.45;
  color: var(--encre-2);
}
.exergue p { margin: 0; max-width: 54ch; }

.visuel {
  border: 1px solid var(--trait); border-radius: var(--r);
  background: var(--papier-2); overflow: hidden;
}

/* ---------- Bande d'appel ---------- */
.appel { background: var(--encre-2); color: var(--papier); }
.appel__in { display: grid; gap: 1.6rem; align-items: center; }
@media (min-width: 840px) {
  .appel__in { grid-template-columns: minmax(0, 1fr) auto; gap: 3rem; }
}
.appel h2 { color: var(--blanc); margin-bottom: .35em; }
.appel p { color: #c3d0cc; margin: 0; max-width: 58ch; }
.appel .boutons { margin-top: 0; }

/* ---------- Coordonnées ---------- */
.coord { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.4rem; }
.coord li { max-width: none; }
.coord__cle { display: block; font-size: .82rem; color: var(--gris); margin-bottom: .18rem; }
.coord__val { font-size: 1.05rem; }
.coord__val a { text-decoration: none; }
.coord__val a:hover { text-decoration: underline; }

/* ---------- Formulaire ---------- */
.form { max-width: 640px; }
.form__grille { display: grid; gap: 1.1rem; }
@media (min-width: 620px) { .form__grille--2 { grid-template-columns: 1fr 1fr; } }
.champ { display: grid; gap: .34rem; }
.champ > label { font-size: .9rem; font-weight: 600; }
.champ > label .requis { color: var(--sceau); font-weight: 400; margin-left: .12rem; }
.champ small { color: var(--gris); font-size: .82rem; font-weight: 400; }
.champ input, .champ textarea, .champ select {
  width: 100%; padding: .68rem .8rem;
  font: 400 1rem/1.4 var(--sans); color: var(--encre);
  background: var(--blanc);
  border: 1px solid var(--trait); border-radius: var(--r);
}
.champ input:focus, .champ textarea:focus, .champ select:focus {
  border-color: var(--sceau); outline: 2px solid rgba(30, 142, 115, .25); outline-offset: 0;
}
.champ textarea { min-height: 160px; resize: vertical; }
.champ--erreur input, .champ--erreur textarea { border-color: var(--alerte); }
.champ__erreur { color: var(--alerte); font-size: .85rem; }
.form__mention { font-size: .85rem; color: var(--gris); }
.pot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.avis { border-radius: var(--r); padding: 1.05rem 1.2rem; margin-bottom: 1.8rem; max-width: 640px; }
.avis p { margin: 0; }
.avis--ok { background: #e4f1ec; border: 1px solid #9ec9ba; color: #10503f; }
.avis--ko { background: #fbe9e7; border: 1px solid #e0aca6; color: #7d251c; }

/* ---------- Pied de page ---------- */
.pied { background: var(--encre); color: #b8c6c2; font-size: .93rem; padding-block: 3.4rem 0; }
.pied a { color: #d6e0dc; text-decoration: none; }
.pied a:hover { color: var(--blanc); text-decoration: underline; }
.pied h2 { font-size: 1rem; font-family: var(--sans); font-weight: 600; color: var(--blanc); margin-bottom: .9rem; }
.pied__grille { display: grid; gap: 2.4rem; padding-bottom: 2.8rem; }
@media (min-width: 780px) { .pied__grille { grid-template-columns: 1.6fr 1fr 1.1fr; gap: 3.4rem; } }
.pied ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.pied li { max-width: none; }
.pied p { max-width: 42ch; }
.pied__marque { color: var(--blanc); font-family: var(--serif); font-size: 1.15rem; font-weight: 700; }
.pied__bas {
  border-top: 1px solid var(--trait-sombre);
  padding-block: 1.2rem;
  display: flex; flex-wrap: wrap; gap: .5rem 1.4rem; align-items: center;
  font-size: .85rem;
}
.pied__bas .copyright { margin-right: auto; }

/* ---------- Divers ---------- */
.plan { display: grid; gap: 1.8rem; }
.plan ul { padding-left: 1.2rem; display: grid; gap: .4rem; }

.tel-lien { color: inherit; text-decoration: none; white-space: nowrap; }
.tel-lien:hover { text-decoration: underline; }

/* ---------- Navigation mobile ---------- */
@media (max-width: 900px) {
  .burger { display: block; }
  .nav {
    position: fixed; inset: 0 0 auto; top: var(--h-entete, 118px);
    background: var(--blanc); border-bottom: 1px solid var(--trait);
    padding: .6rem 0 1.4rem; margin: 0;
    display: none; box-shadow: 0 12px 24px -18px rgba(18, 41, 59, .5);
  }
  .nav.est-ouvert { display: block; }
  .nav__liste {
    flex-direction: column; align-items: stretch; gap: 0;
    width: min(100% - 2.5rem, var(--large)); margin-inline: auto;
  }
  .nav__lien {
    padding: .85rem 0; border-bottom: 1px solid var(--papier-2);
    border-left: 3px solid transparent; padding-left: .8rem; font-size: 1.02rem;
  }
  .nav__lien:hover { border-bottom-color: var(--papier-2); }
  .nav__lien[aria-current="page"] { border-left-color: var(--sceau); border-bottom-color: var(--papier-2); }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .bandeau__in { justify-content: flex-start; }
  .marque__sous { display: none; }
}

/* ---------- Impression ---------- */
@media print {
  .bandeau, .nav, .burger, .appel, .hero::after { display: none !important; }
  body { background: #fff; font-size: 11pt; }
  .hero, .section--encre, .pied { background: #fff !important; color: #000 !important; }
  .hero h1, .pied h2, .fiche__val { color: #000 !important; }
  a { color: #000; }
}