/* ============================================
   Maison de vacances en Ardèche — style commun
   Palette : pierre, vert nature, accents chauds
   ============================================ */

:root {
  --pierre: #8d7b68;
  --pierre-clair: #f5f0e8;
  --vert: #5c6e4f;
  --vert-fonce: #3f4f36;
  --accent: #c97b4a;
  --accent-fonce: #a85f33;
  --texte: #3a352f;
  --texte-doux: #6e675e;
  --blanc: #ffffff;
  --ombre: 0 4px 16px rgba(58, 53, 47, 0.1);
  --radius: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: Georgia, 'Times New Roman', serif;
  color: var(--texte);
  background: var(--pierre-clair);
  line-height: 1.7;
}

h1, h2, h3 { line-height: 1.3; color: var(--vert-fonce); }
h1 { font-size: 2.4rem; }
h2 { font-size: 1.7rem; margin-bottom: 1rem; }
h3 { font-size: 1.2rem; margin-bottom: 0.5rem; }
p { margin-bottom: 1rem; }

a { color: var(--accent-fonce); }

.conteneur {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---------- En-tête et navigation ---------- */
header {
  background: var(--blanc);
  box-shadow: var(--ombre);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  padding: 0.9rem 1.5rem;
  max-width: 1080px;
  margin: 0 auto;
}

.logo {
  font-size: 1.25rem;
  font-weight: bold;
  color: var(--vert-fonce);
  text-decoration: none;
}

.nav ul {
  display: flex;
  gap: 1.4rem;
  list-style: none;
  flex-wrap: wrap;
}

.nav a {
  text-decoration: none;
  color: var(--texte);
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.95rem;
}

.nav a:hover, .nav a.actif { color: var(--accent-fonce); }

.nav .btn-nav {
  background: var(--accent);
  color: var(--blanc);
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
}
.nav .btn-nav:hover { background: var(--accent-fonce); color: var(--blanc); }

/* ---------- Héros ---------- */
.hero {
  background: linear-gradient(rgba(63, 79, 54, 0.5), rgba(63, 79, 54, 0.5)),
              url('images/hero.jpg') center/cover no-repeat, var(--pierre);
  color: var(--blanc);
  text-align: center;
  padding: 6rem 1.5rem;
}

.hero h1 { color: var(--blanc); margin-bottom: 0.8rem; }
.hero p.sous-titre {
  font-size: 1.25rem;
  max-width: 620px;
  margin: 0 auto 2rem;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--blanc);
  padding: 0.85rem 2rem;
  border-radius: 999px;
  text-decoration: none;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 1rem;
  transition: background 0.2s;
}
.btn:hover { background: var(--accent-fonce); }

.btn-secondaire {
  background: transparent;
  border: 2px solid var(--blanc);
}
.btn-secondaire:hover { background: rgba(255,255,255,0.15); }

/* ---------- Sections ---------- */
section { padding: 3.5rem 0; }
section.alt { background: var(--blanc); }

.centre { text-align: center; }

/* ---------- Grilles et cartes ---------- */
.grille {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.carte {
  background: var(--blanc);
  border-radius: var(--radius);
  padding: 1.6rem;
  box-shadow: var(--ombre);
}

.carte .icone { font-size: 2rem; margin-bottom: 0.6rem; }

/* ---------- Bloc rassurance ---------- */
.rassurance {
  background: var(--vert);
  color: var(--blanc);
}
.rassurance h2, .rassurance h3 { color: var(--blanc); }
.rassurance .carte {
  background: rgba(255,255,255,0.1);
  box-shadow: none;
}

/* ---------- Tableau tarifs ---------- */
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--blanc);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--ombre);
  margin: 1.5rem 0;
}

th, td {
  padding: 0.9rem 1.2rem;
  text-align: left;
  border-bottom: 1px solid var(--pierre-clair);
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.95rem;
}

th { background: var(--vert-fonce); color: var(--blanc); }

/* ---------- Galerie ---------- */
.galerie {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.galerie .photo {
  background: var(--pierre);
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blanc);
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.9rem;
  text-align: center;
  padding: 1rem;
}

.galerie img, .carte img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  display: block;
}

.carte img { margin-bottom: 0.8rem; }

/* ---------- FAQ ---------- */
details {
  background: var(--blanc);
  border-radius: var(--radius);
  padding: 1rem 1.4rem;
  margin-bottom: 0.8rem;
  box-shadow: var(--ombre);
}

summary {
  cursor: pointer;
  font-weight: bold;
  color: var(--vert-fonce);
  font-family: 'Helvetica Neue', Arial, sans-serif;
}

details p { margin: 0.8rem 0 0; }

/* ---------- Formulaire ---------- */
form {
  display: grid;
  gap: 1rem;
  max-width: 560px;
}

label {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.9rem;
  font-weight: bold;
  color: var(--vert-fonce);
}

input, textarea, select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #d8d0c4;
  border-radius: 8px;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 1rem;
  background: var(--blanc);
}

input:focus, textarea:focus, select:focus {
  outline: 2px solid var(--vert);
  border-color: var(--vert);
}

form .btn { border: none; cursor: pointer; justify-self: start; }

/* ---------- CTA final ---------- */
.cta-final {
  background: var(--vert-fonce);
  color: var(--blanc);
  text-align: center;
}
.cta-final h2 { color: var(--blanc); }

/* ---------- Pied de page ---------- */
footer {
  background: var(--texte);
  color: var(--pierre-clair);
  padding: 2rem 1.5rem;
  text-align: center;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.85rem;
}

footer a { color: var(--pierre-clair); }

/* ---------- Note placeholder ---------- */
.a-completer {
  background: #fff3cd;
  color: #7a5c00;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
}

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  h1 { font-size: 1.8rem; }
  .hero { padding: 4rem 1rem; }
  .nav ul { gap: 0.9rem; margin-top: 0.5rem; }
}