/* ==========================================================================
   BEZAL TECHNOLOGIE INC. — feuille de style du site vitrine
   Charte : Brand Book edition 2026 (voir LISEZ-MOI.txt du dossier graphique)

   Regle d'accessibilite non negociable de la charte :
   Bleu Ciel (#4CA8F0) et Gris Argent (#97989C) ne servent JAMAIS a ecrire du
   texte sur fond blanc — contraste inferieur a 3:1. Ce sont des couleurs
   d'aplat, de filet et de fond. Le Bleu Ciel n'est utilise comme couleur de
   texte que sur le Bleu Marine, ou il atteint 5,8:1.
   ========================================================================== */

/* --- Polices auto-hebergees : aucun appel a un tiers, donc aucune fuite ---- */

@font-face {
  font-family: "Chakra Petch";
  src: url("../fonts/ChakraPetch-SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Chakra Petch";
  src: url("../fonts/ChakraPetch-Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Barlow";
  src: url("../fonts/Barlow-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Barlow";
  src: url("../fonts/Barlow-Medium.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Barlow";
  src: url("../fonts/Barlow-SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

/* --- Jetons ---------------------------------------------------------------- */

:root {
  --marine: #0a214b;
  --roi: #2156a4;
  --ciel: #4ca8f0;
  --argent: #97989c;
  --anthracite: #505050;
  --blanc: #ffffff;

  /* declinaisons calculees a partir de la palette, jamais improvisees */
  --marine-voile: #f4f7fb;
  --argent-filet: #e3e6ea;

  --titre: "Chakra Petch", "Segoe UI", system-ui, sans-serif;
  --courant: "Barlow", "Segoe UI", system-ui, -apple-system, sans-serif;

  --large: 1140px;
  --gouttiere: clamp(1.25rem, 4vw, 2.5rem);
  --rayon: 4px;
}

/* --- 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: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  background: var(--blanc);
  color: var(--anthracite);
  font-family: var(--courant);
  font-size: clamp(1rem, 0.97rem + 0.15vw, 1.0625rem);
  font-weight: 400;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  font-family: var(--titre);
  color: var(--marine);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.005em;
  margin: 0 0 0.6em;
}

h1 {
  font-size: clamp(2rem, 1.5rem + 2.4vw, 3.25rem);
  font-weight: 700;
}
h2 {
  font-size: clamp(1.5rem, 1.25rem + 1.2vw, 2.125rem);
}
h3 {
  font-size: clamp(1.125rem, 1.05rem + 0.4vw, 1.3125rem);
}

p {
  margin: 0 0 1.15em;
}

a {
  color: var(--roi);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}
a:hover {
  color: var(--marine);
}

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

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

ul {
  padding-left: 1.15em;
}
li {
  margin-bottom: 0.4em;
}

/* --- Ossature -------------------------------------------------------------- */

.contenant {
  width: 100%;
  max-width: var(--large);
  margin-inline: auto;
  padding-inline: var(--gouttiere);
}

.section {
  padding-block: clamp(3rem, 7vw, 5.5rem);
}

.section--voile {
  background: var(--marine-voile);
  border-block: 1px solid var(--argent-filet);
}

.evitement {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--marine);
  color: var(--blanc);
  padding: 0.75rem 1.25rem;
  z-index: 100;
}
.evitement:focus {
  left: 0;
}

/* --- En-tete --------------------------------------------------------------- */

.entete {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--argent-filet);
}

.entete__barre {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-block: 0.85rem;
}

.entete__logo {
  display: block;
  flex: 0 0 auto;
  line-height: 0;
}
.entete__logo img {
  width: clamp(150px, 20vw, 196px);
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(0.35rem, 1.6vw, 1.4rem);
  flex-wrap: wrap;
}

.nav a {
  font-family: var(--titre);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--marine);
  text-decoration: none;
  padding: 0.4rem 0.15rem;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.nav a:hover {
  border-bottom-color: var(--ciel);
}
.nav a[aria-current="page"] {
  border-bottom-color: var(--roi);
}

/* --- Boutons --------------------------------------------------------------- */

.bouton {
  display: inline-block;
  font-family: var(--titre);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.2;
  padding: 0.85rem 1.6rem;
  border-radius: var(--rayon);
  border: 2px solid transparent;
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease,
    border-color 0.15s ease;
}

.bouton--primaire {
  background: var(--roi);
  color: var(--blanc);
  border-color: var(--roi);
}
.bouton--primaire:hover {
  background: var(--marine);
  border-color: var(--marine);
  color: var(--blanc);
}

.bouton--clair {
  background: var(--blanc);
  color: var(--marine);
  border-color: var(--blanc);
}
.bouton--clair:hover {
  background: var(--ciel);
  border-color: var(--ciel);
  color: var(--marine);
}

.bouton--contour {
  background: transparent;
  color: var(--blanc);
  border-color: rgba(255, 255, 255, 0.55);
}
.bouton--contour:hover {
  border-color: var(--blanc);
  background: rgba(255, 255, 255, 0.1);
  color: var(--blanc);
}

/* --- Banniere -------------------------------------------------------------- */

.banniere {
  position: relative;
  overflow: hidden;
  background: var(--marine);
  background-image: linear-gradient(150deg, #0a214b 0%, #12305f 55%, #1a3f7c 100%);
  color: var(--blanc);
  padding-block: clamp(3.5rem, 9vw, 7rem);
}

.banniere::after {
  /* filet d'accent en pied de banniere — aplat, pas du texte */
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 4px;
  background: linear-gradient(90deg, var(--ciel) 0%, var(--roi) 100%);
}

.banniere__motif {
  position: absolute;
  right: -6%;
  top: 50%;
  transform: translateY(-50%);
  width: min(46%, 460px);
  opacity: 0.09;
  pointer-events: none;
  user-select: none;
}

.banniere__contenu {
  position: relative;
  max-width: 44rem;
}

.banniere h1 {
  color: var(--blanc);
}

.banniere .surtitre {
  font-family: var(--titre);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ciel);
  margin-bottom: 1rem;
}

.banniere__accroche {
  font-size: clamp(1.0625rem, 1rem + 0.45vw, 1.3125rem);
  color: rgba(255, 255, 255, 0.9);
  max-width: 40rem;
  margin-bottom: 2rem;
}

.banniere__actions {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.banniere--fine {
  padding-block: clamp(2.5rem, 6vw, 4rem);
}

/* --- Titres de section ----------------------------------------------------- */

.chapeau {
  max-width: 46rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.chapeau .surtitre {
  font-family: var(--titre);
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--roi);
  margin-bottom: 0.6rem;
}

.chapeau__filet {
  width: 56px;
  height: 4px;
  background: var(--ciel);
  border-radius: 2px;
  margin-bottom: 1.4rem;
}

/* --- Grilles et cartes ----------------------------------------------------- */

.grille {
  display: grid;
  gap: clamp(1.25rem, 2.5vw, 1.75rem);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
}

.carte {
  background: var(--blanc);
  border: 1px solid var(--argent-filet);
  border-top: 3px solid var(--ciel);
  border-radius: var(--rayon);
  padding: clamp(1.4rem, 2.5vw, 1.9rem);
}

.carte h3 {
  margin-bottom: 0.5rem;
}

.carte p:last-child {
  margin-bottom: 0;
}

.carte__numero {
  display: block;
  font-family: var(--titre);
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  color: var(--roi);
  margin-bottom: 0.7rem;
}

/* --- Duo texte / encadre --------------------------------------------------- */

.duo {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
  grid-template-columns: 1fr;
  align-items: start;
}

@media (min-width: 62rem) {
  .duo {
    grid-template-columns: 1.45fr 1fr;
  }
}

.encadre {
  background: var(--marine);
  color: var(--blanc);
  border-radius: var(--rayon);
  padding: clamp(1.6rem, 3vw, 2.25rem);
}

.encadre h3 {
  color: var(--blanc);
  font-size: 1.125rem;
}

.encadre p,
.encadre li {
  color: rgba(255, 255, 255, 0.88);
}

.encadre a {
  color: var(--ciel);
}
.encadre a:hover {
  color: var(--blanc);
}

.encadre p:last-child,
.encadre ul:last-child {
  margin-bottom: 0;
}

/* --- Liste de valeurs ------------------------------------------------------ */

.reperes {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.1rem;
}

.reperes li {
  padding-left: 1.4rem;
  position: relative;
  margin-bottom: 0;
}

.reperes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--ciel);
}

.reperes strong {
  color: var(--marine);
  font-weight: 600;
}

/* --- Coordonnees ----------------------------------------------------------- */

.coordonnees {
  display: grid;
  gap: 1.6rem;
  margin: 0;
}

.coordonnees dt {
  font-family: var(--titre);
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--roi);
  margin-bottom: 0.35rem;
}

.coordonnees dd {
  margin: 0;
  font-size: 1.0625rem;
}

.coordonnees address {
  font-style: normal;
}

/* --- Appel final ----------------------------------------------------------- */

.appel {
  background: var(--marine);
  color: var(--blanc);
  border-radius: var(--rayon);
  padding: clamp(2rem, 5vw, 3.25rem);
  text-align: center;
}

.appel h2 {
  color: var(--blanc);
  margin-bottom: 0.6rem;
}

.appel p {
  color: rgba(255, 255, 255, 0.88);
  max-width: 38rem;
  margin-inline: auto;
  margin-bottom: 1.8rem;
}

/* --- Pied de page ---------------------------------------------------------- */

.pied {
  background: var(--marine);
  color: rgba(255, 255, 255, 0.82);
  padding-block: clamp(2.5rem, 5vw, 3.5rem) 1.75rem;
  font-size: 0.9375rem;
}

.pied__haut {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

@media (min-width: 48rem) {
  .pied__haut {
    grid-template-columns: 1.3fr 1fr 1fr;
    gap: 2.5rem;
  }
}

.pied__logo img {
  width: 190px;
  margin-bottom: 1rem;
}

.pied__signature {
  font-family: var(--titre);
  font-weight: 600;
  color: var(--ciel);
  font-size: 0.9375rem;
  max-width: 20rem;
}

.pied h4 {
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blanc);
  margin-bottom: 0.9rem;
}

.pied ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.pied li {
  margin-bottom: 0.5rem;
}

.pied a {
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
}
.pied a:hover {
  color: var(--ciel);
  text-decoration: underline;
}

.pied address {
  font-style: normal;
  line-height: 1.6;
}

.pied__bas {
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.875rem;
}

.pied__bas p {
  margin: 0;
}

/* --- Page 404 -------------------------------------------------------------- */

.vide {
  text-align: center;
  padding-block: clamp(4rem, 12vw, 8rem);
}

.vide__code {
  font-family: var(--titre);
  font-weight: 700;
  font-size: clamp(4rem, 14vw, 8rem);
  line-height: 1;
  color: var(--ciel);
  margin: 0 0 0.5rem;
}

/* --- Utilitaires ----------------------------------------------------------- */
/* Aucun style en ligne dans le HTML : la CSP interdit 'unsafe-inline'. */

.mt-s { margin-top: 0.8rem; }
.mt-m { margin-top: 2rem; }
.mt-l { margin-top: 2.5rem; }
.pt-0 { padding-top: 0; }

.encadre__nom { color: var(--blanc); }