:root {
  --bleu-fonce: #0b2540;
  --bleu: #12395b;
  --cuivre: #a8551d;
  --cuivre-clair: #d9894f;
  --fond: #f6f4f0;
  --blanc: #ffffff;
  --texte: #1f2933;
  --texte-doux: #4a5562;
  --bordure: #e3e0da;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 5rem; }

body {
  margin: 0;
  font-family: "Source Sans 3", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--texte);
  background: var(--fond);
}

h1, h2, h3 {
  font-family: "Barlow", system-ui, sans-serif;
  line-height: 1.15;
  color: var(--bleu-fonce);
  margin: 0 0 .75rem;
}

h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1rem; }

a { color: var(--cuivre); }

a:focus-visible, summary:focus-visible {
  outline: 3px solid var(--cuivre-clair);
  outline-offset: 3px;
}

.conteneur {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* En-tête */
.entete {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--blanc);
  border-bottom: 1px solid var(--bordure);
}

.entete-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.25rem;
}

.logo {
  font-family: "Barlow", sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--bleu-fonce);
  text-decoration: none;
}

.logo span { color: var(--cuivre); }

.menu-large {
  display: none;
  align-items: center;
  gap: 1.5rem;
}

.menu-large a:not(.btn) {
  color: var(--bleu-fonce);
  text-decoration: none;
  font-weight: 600;
}

.menu-large a:not(.btn):hover { color: var(--cuivre); }

.menu-mobile summary {
  list-style: none;
  cursor: pointer;
  font-weight: 600;
  color: var(--bleu-fonce);
  padding: .5rem .9rem;
  border: 2px solid var(--bleu-fonce);
  border-radius: .4rem;
}

.menu-mobile summary::-webkit-details-marker { display: none; }

.menu-mobile summary::after { content: " ☰"; }
.menu-mobile[open] summary::after { content: " ✕"; }

.menu-mobile nav {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  display: flex;
  flex-direction: column;
  gap: .25rem;
  padding: 1rem 1.25rem 1.5rem;
  background: var(--blanc);
  border-bottom: 1px solid var(--bordure);
  box-shadow: 0 12px 24px rgba(11, 37, 64, .08);
}

.menu-mobile nav a:not(.btn) {
  padding: .75rem 0;
  color: var(--bleu-fonce);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--bordure);
}

.menu-mobile nav .btn { margin-top: .75rem; justify-content: center; }

@media (min-width: 880px) {
  .menu-large { display: flex; }
  .menu-mobile { display: none; }
}

/* Boutons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .85rem 1.4rem;
  border-radius: .4rem;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  transition: background-color .2s, color .2s, border-color .2s;
}

.btn-icone { width: 1.2em; height: 1.2em; }

.btn-principal { background: var(--cuivre); color: var(--blanc); }
.btn-principal:hover { background: #8f4716; }

.btn-secondaire { border-color: var(--blanc); color: var(--blanc); }
.btn-secondaire:hover { background: var(--blanc); color: var(--bleu-fonce); }

.btn-petit {
  padding: .5rem 1rem;
  background: var(--bleu-fonce);
  color: var(--blanc);
}
.btn-petit:hover { background: var(--cuivre); }

.boutons {
  display: flex;
  flex-wrap: wrap;
  gap: .9rem;
  margin-top: 1.5rem;
}

/* Bandeau principal */
.hero {
  background: linear-gradient(135deg, var(--bleu-fonce) 0%, var(--bleu) 100%);
  color: var(--blanc);
  padding: 4rem 0 4.5rem;
  overflow: hidden;
}

.hero-inner {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.surtitre {
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .85rem;
  font-weight: 600;
  color: var(--cuivre-clair);
  margin-bottom: .75rem;
}

.hero h1 {
  color: var(--blanc);
  font-size: clamp(2.1rem, 5.5vw, 3.4rem);
  margin-bottom: 1rem;
}

.accroche {
  font-size: 1.2rem;
  max-width: 36rem;
  color: rgba(255, 255, 255, .9);
}

.hero-dessin {
  width: 100%;
  max-width: 360px;
  justify-self: center;
}

@media (max-width: 879px) {
  .hero-dessin { max-width: 220px; }
}

@media (min-width: 880px) {
  .hero-inner { grid-template-columns: 1.4fr 1fr; }
}

/* Sections */
.section { padding: 4rem 0; }
.section-claire { background: var(--blanc); }

.intro {
  max-width: 40rem;
  color: var(--texte-doux);
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

.grille {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.carte {
  background: var(--fond);
  border: 1px solid var(--bordure);
  border-top: 4px solid var(--cuivre);
  border-radius: .6rem;
  padding: 1.6rem 1.4rem;
}

.carte p { color: var(--texte-doux); margin-bottom: 0; }

.icone {
  width: 44px;
  height: 44px;
  color: var(--cuivre);
  margin-bottom: .75rem;
}

.deux-colonnes {
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 880px) {
  .deux-colonnes { grid-template-columns: 1.5fr 1fr; }
}

.liste-zone {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .9rem;
}

.liste-zone li {
  display: flex;
  align-items: center;
  gap: .75rem;
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: .6rem;
  padding: 1rem 1.25rem;
  font-family: "Barlow", sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--bleu-fonce);
}

.puce { width: 28px; height: 28px; color: var(--cuivre); flex-shrink: 0; }

/* Horaires */
.horaires {
  border-collapse: collapse;
  width: 100%;
  max-width: 30rem;
}

.horaires th, .horaires td {
  text-align: left;
  padding: .9rem 0;
  border-bottom: 1px solid var(--bordure);
}

.horaires th { font-weight: 600; color: var(--bleu-fonce); }
.horaires td { text-align: right; }

/* Contact */
.section-contact {
  background: var(--bleu-fonce);
  color: var(--blanc);
}

.section-contact h2, .section-contact h3 { color: var(--blanc); }
.section-contact .intro { color: rgba(255, 255, 255, .85); }

.contact-grille {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.contact-bloc {
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: .6rem;
  padding: 1.4rem;
}

.contact-bloc h3 {
  font-size: .95rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--cuivre-clair);
}

.contact-bloc p { margin: 0; font-size: 1.15rem; }
.contact-bloc a { color: var(--blanc); word-break: break-word; }

/* Page de texte */
.page-texte { max-width: 760px; }
.page-texte h1 { font-size: clamp(2rem, 5vw, 2.8rem); margin-bottom: 2rem; }
.page-texte h2 { font-size: 1.4rem; margin-top: 2rem; }
.lien-retour { font-weight: 600; }

/* Pied de page */
.pied {
  background: #071a2e;
  color: rgba(255, 255, 255, .8);
  padding: 1.75rem 0;
  font-size: .95rem;
}

.pied-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .5rem 2rem;
}

.pied p { margin: 0; }
.pied a { color: var(--blanc); }