/* Ecam Social Publisher — site public.
   Identité reprise du logo : indigo #1B2A6B, orange #F2A65A, blanc. */

:root {
  --indigo: #1b2a6b;
  --indigo-clair: #2c3f92;
  --orange: #f2a65a;
  --encre: #17203a;
  --gris: #5a6479;
  --trait: #e2e6ef;
  --fond: #ffffff;
  --fond-doux: #f6f8fc;
  --largeur: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--encre);
  background: var(--fond);
  -webkit-font-smoothing: antialiased;
}

.in { width: 100%; max-width: var(--largeur); margin: 0 auto; padding: 0 22px; }

/* ---------- Bandeau ---------- */

.bandeau {
  background: var(--indigo);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: 0 1px 0 rgba(255, 255, 255, .08);
}
.bandeau .in {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 66px;
  flex-wrap: wrap;
}
.marque {
  display: flex;
  align-items: center;
  gap: 11px;
  color: #fff;
  font-weight: 700;
  font-size: 17px;
  text-decoration: none;
  letter-spacing: .2px;
  margin-right: auto;
}
.marque img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: block;
}
.bandeau nav { display: flex; gap: 20px; flex-wrap: wrap; }
.bandeau nav a {
  color: #c9d2f0;
  text-decoration: none;
  font-size: 15px;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}
.bandeau nav a:hover { color: #fff; }
.bandeau nav a.actif { color: #fff; border-bottom-color: var(--orange); }

/* ---------- Héros ---------- */

.heros {
  background: linear-gradient(160deg, var(--indigo) 0%, var(--indigo-clair) 100%);
  color: #fff;
  padding: 62px 0 68px;
}
.heros h1 {
  font-size: 40px;
  line-height: 1.18;
  margin: 0 0 16px;
  max-width: 17ch;
}
.heros p {
  font-size: 19px;
  color: #d7deF5;
  max-width: 62ch;
  margin: 0 0 26px;
}
.heros .logo-geant {
  width: 92px; height: 92px;
  border-radius: 18px;
  margin-bottom: 22px;
  display: block;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .28);
}
.boutons { display: flex; gap: 12px; flex-wrap: wrap; }
.bouton {
  display: inline-block;
  background: var(--orange);
  color: #22262f;
  font-weight: 650;
  text-decoration: none;
  padding: 11px 22px;
  border-radius: 8px;
  font-size: 16px;
}
.bouton:hover { filter: brightness(1.07); }
.bouton.fantome {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .45);
}

/* ---------- Corps ---------- */

main { padding: 0 0 10px; }
main > .in { padding-top: 46px; padding-bottom: 46px; }

section { margin: 0 0 46px; }

h1 { font-size: 34px; line-height: 1.22; margin: 0 0 18px; }
h2 {
  font-size: 25px;
  line-height: 1.3;
  margin: 42px 0 14px;
  color: var(--indigo);
}
h3 { font-size: 19px; margin: 26px 0 8px; }
p { margin: 0 0 14px; }
a { color: var(--indigo-clair); }

.chapo { font-size: 19px; color: var(--gris); max-width: 66ch; }
.maj { color: var(--gris); font-size: 15px; }

ul, ol { margin: 0 0 16px; padding-left: 22px; }
li { margin-bottom: 7px; }

code {
  background: var(--fond-doux);
  border: 1px solid var(--trait);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 14px;
}

hr { border: 0; border-top: 1px solid var(--trait); margin: 46px 0; }

/* ---------- Grilles de cartes ---------- */

.grille {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(258px, 1fr));
  gap: 18px;
  margin: 22px 0 8px;
}
.carte {
  border: 1px solid var(--trait);
  border-radius: 12px;
  padding: 20px 20px 18px;
  background: var(--fond);
}
.carte h3 { margin: 0 0 7px; font-size: 18px; color: var(--indigo); }
.carte p { margin: 0; color: var(--gris); font-size: 16px; }
.carte .puce {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 9px;
  background: var(--fond-doux);
  color: var(--indigo);
  font-weight: 700;
  margin-bottom: 11px;
}

/* ---------- Étapes ---------- */

.etapes { counter-reset: e; list-style: none; padding: 0; margin: 22px 0; }
.etapes li {
  counter-increment: e;
  position: relative;
  padding: 0 0 0 52px;
  margin-bottom: 22px;
}
.etapes li::before {
  content: counter(e);
  position: absolute;
  left: 0; top: 0;
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--indigo);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
}
.etapes strong { display: block; margin-bottom: 2px; }

/* ---------- Tableaux ---------- */

table {
  border-collapse: collapse;
  width: 100%;
  margin: 18px 0;
  font-size: 16px;
  display: block;
  overflow-x: auto;
}
th, td {
  border: 1px solid var(--trait);
  padding: 10px 13px;
  text-align: left;
  vertical-align: top;
}
th { background: var(--fond-doux); font-weight: 650; color: var(--indigo); }

/* ---------- Encadré ---------- */

.encadre {
  border: 1px solid var(--trait);
  border-left: 4px solid var(--orange);
  background: var(--fond-doux);
  border-radius: 0 10px 10px 0;
  padding: 16px 20px;
  margin: 22px 0;
}
.encadre p:last-child { margin-bottom: 0; }

/* ---------- Questions ---------- */

.question {
  border-bottom: 1px solid var(--trait);
  padding: 18px 0;
}
.question:last-child { border-bottom: 0; }
.question h3 { margin: 0 0 6px; color: var(--indigo); }
.question p { margin: 0; color: var(--gris); }

/* ---------- Bande de rappel ---------- */

.bande {
  background: var(--fond-doux);
  border-top: 1px solid var(--trait);
  border-bottom: 1px solid var(--trait);
  padding: 34px 0;
}
.bande h2 { margin-top: 0; }

/* ---------- Pied ---------- */

footer {
  background: var(--indigo);
  color: #b9c3e6;
  margin-top: 48px;
  padding: 30px 0;
  font-size: 15px;
}
footer a { color: #fff; text-decoration: none; }
footer a:hover { text-decoration: underline; }
footer .liens { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 8px; }

@media (max-width: 640px) {
  .heros { padding: 44px 0 48px; }
  .heros h1 { font-size: 31px; }
  h1 { font-size: 28px; }
  h2 { font-size: 22px; }
}