/* ==========================================================================
   Ravalco inc. — feuille de style principale
   Palette tiree du logo : vert foret + or, sur creme.
   ========================================================================== */

:root {
  --vert:        #0f4429;
  --vert-fonce:  #0a2f1c;
  --vert-clair:  #1a6b41;
  --or:          #d9a441;
  --or-fonce:    #b8862c;
  --creme:       #f7f5f1;
  --creme-fonce: #ece7de;
  --brique:      #c4d4d6;
  --texte:       #23282b;
  --texte-doux:  #5c646b;
  --blanc:       #ffffff;
  --bordure:     #ddd8cf;

  --lg:  1140px;
  --rayon: 4px;
  --ombre: 0 2px 12px rgba(15, 68, 41, .08);
  --ombre-forte: 0 8px 30px rgba(15, 68, 41, .14);

  --police: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

body {
  margin: 0;
  font-family: var(--police);
  font-size: 17px;
  line-height: 1.7;
  color: var(--texte);
  background: var(--blanc);
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.01em;
  margin: 0 0 .6em;
  color: var(--vert-fonce);
}

h1 { font-size: clamp(2rem, 5vw, 3.1rem); }
h2 { font-size: clamp(1.55rem, 3.4vw, 2.2rem); }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1.1em; }

.contenu { max-width: var(--lg); margin: 0 auto; padding: 0 22px; }
.etroit  { max-width: 780px; }

.section        { padding: 74px 0; scroll-margin-top: 96px; }
.section-creme  { background: var(--creme); }
.section-vert   { background: var(--vert); color: rgba(255,255,255,.9); }
.section-vert h2, .section-vert h3 { color: var(--blanc); }

.surtitre {
  display: block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--or-fonce);
  margin-bottom: .7em;
}
.section-vert .surtitre { color: var(--or); }

/* ---------- Boutons ---------- */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--rayon);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background .18s, color .18s, border-color .18s, transform .18s;
}
.btn:hover { transform: translateY(-1px); }
.btn-or      { background: var(--or); color: var(--vert-fonce); }
.btn-or:hover{ background: var(--or-fonce); color: var(--blanc); }
.btn-vert    { background: var(--vert); color: var(--blanc); }
.btn-vert:hover { background: var(--vert-fonce); }
.btn-ligne   { border-color: currentColor; color: var(--vert); }
.btn-ligne:hover { background: var(--vert); color: var(--blanc); border-color: var(--vert); }
.section-vert .btn-ligne,
.banniere .btn-ligne { color: var(--blanc); }
.section-vert .btn-ligne:hover,
.banniere .btn-ligne:hover { background: var(--blanc); color: var(--vert); border-color: var(--blanc); }

/* ---------- Barre superieure ---------- */
.barre-haut {
  background: var(--vert-fonce);
  color: rgba(255,255,255,.82);
  font-size: .85rem;
  padding: 7px 0;
}
.barre-haut .contenu {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.barre-haut a { color: var(--blanc); text-decoration: none; font-weight: 600; }
.barre-haut a:hover { color: var(--or); }
.barre-haut .rbq { letter-spacing: .04em; }

/* ---------- En-tete ---------- */
.entete {
  background: var(--blanc);
  border-bottom: 1px solid var(--bordure);
  position: sticky;
  top: 0;
  z-index: 50;
}
.entete .contenu {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 12px;
  padding-bottom: 12px;
}
.logo img { width: 190px; }
.logo { flex-shrink: 0; }

.nav ul {
  list-style: none;
  display: flex;
  gap: 26px;
  margin: 0;
  padding: 0;
  align-items: center;
}
.nav a {
  text-decoration: none;
  color: var(--texte);
  font-weight: 600;
  font-size: .95rem;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.nav a:hover { color: var(--vert); border-bottom-color: var(--or); }
.nav a.actif { color: var(--vert); border-bottom-color: var(--vert); }

.bouton-menu {
  display: none;
  background: none;
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  padding: 9px 12px;
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
  color: var(--vert);
}

/* ---------- Banniere ---------- */
.banniere {
  position: relative;
  background: var(--vert);
  color: var(--blanc);
  padding: 88px 0 78px;
  overflow: hidden;
}
/* rangees de briques suggerees, sans image */
.banniere::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg,  rgba(255,255,255,.05) 0 1px, transparent 1px 46px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.05) 0 1px, transparent 1px 96px);
  background-position: 0 0, 0 0;
  opacity: .9;
  pointer-events: none;
}
.banniere > .contenu { position: relative; z-index: 1; }
.banniere h1 { color: var(--blanc); max-width: 16ch; }
.banniere .accroche {
  font-size: 1.16rem;
  color: rgba(255,255,255,.88);
  max-width: 56ch;
  margin-bottom: 1.8em;
}
.banniere .actions { display: flex; gap: 14px; flex-wrap: wrap; }
.banniere-courte { padding: 62px 0 54px; }
.banniere-courte h1 { max-width: 22ch; }

.fil {
  font-size: .85rem;
  color: rgba(255,255,255,.65);
  margin-bottom: 1.4em;
}
.fil a { color: rgba(255,255,255,.8); }

/* ---------- Grilles ---------- */
.grille {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(232px, 1fr));
}
.grille-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
/* Trois colonnes au maximum : avec cinq cartes de service, on obtient une
   rangee de trois puis une de deux, plutot qu'un orphelin en bout de ligne. */
.grille-3 { grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }

/* ---------- Cartes de service ---------- */
.carte {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  padding: 30px 26px;
  display: flex;
  flex-direction: column;
  transition: box-shadow .2s, border-color .2s, transform .2s;
}
.carte:hover { box-shadow: var(--ombre-forte); border-color: var(--or); transform: translateY(-3px); }
.carte h3 { margin-bottom: .45em; }
.carte p  { color: var(--texte-doux); font-size: .97rem; flex-grow: 1; }
.carte .lien-carte {
  font-weight: 700;
  text-decoration: none;
  color: var(--vert);
  font-size: .95rem;
  margin-top: 6px;
}
.carte .lien-carte::after { content: " \2192"; }
.carte .lien-carte:hover { color: var(--or-fonce); }

.icone {
  width: 46px;
  height: 46px;
  margin-bottom: 16px;
  color: var(--vert);
}
.icone svg { width: 100%; height: 100%; display: block; }

/* ---------- Listes a puces vertes ---------- */
.liste-cochee { list-style: none; padding: 0; margin: 0 0 1.4em; }
.liste-cochee li {
  position: relative;
  padding-left: 30px;
  margin-bottom: .6em;
}
.liste-cochee li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: .55em;
  width: 9px;
  height: 9px;
  background: var(--or);
  transform: rotate(45deg);
}

/* ---------- Bandeau de reassurance ---------- */
.points {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}
.point strong { display: block; color: var(--vert-fonce); font-size: 1.05rem; margin-bottom: .2em; }
.point span { color: var(--texte-doux); font-size: .95rem; }
.section-vert .point strong { color: var(--or); }
.section-vert .point span { color: rgba(255,255,255,.82); }

/* ---------- Photos ---------- */
.photo { margin: 0; }
.photo img {
  width: 100%;
  display: block;
  border-radius: var(--rayon);
  box-shadow: var(--ombre);
  background: var(--creme-fonce);
}
.photo figcaption {
  font-size: .88rem;
  color: var(--texte-doux);
  margin-top: 10px;
  line-height: 1.5;
}
.section-vert .photo figcaption { color: rgba(255,255,255,.75); }

/* Recadrage uniforme quand plusieurs photos se cotoient dans une grille */
.photo-cadree img { aspect-ratio: 4 / 3; object-fit: cover; }
.photo-portrait img { aspect-ratio: 3 / 4; object-fit: cover; }

/* Etiquette Avant / Apres */
.etiquette {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 3px 11px;
  border-radius: 100px;
  margin-right: 9px;
  vertical-align: 2px;
  background: var(--texte-doux);
  color: var(--blanc);
}
.etiquette-avant { background: #8a6d3b; color: var(--blanc); }
.etiquette-apres { background: var(--vert); color: var(--blanc); }

/* Paire avant / apres */
.paire {
  display: grid;
  gap: 22px;
  grid-template-columns: 1fr 1fr;
}
@media (max-width: 620px) {
  .paire { grid-template-columns: 1fr; }
}

/* ---------- Zone desservie ---------- */
.villes {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.villes li {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 100px;
  padding: 7px 17px;
  font-size: .93rem;
  color: var(--blanc);
}

/* ---------- Appel a l'action ---------- */
.cta-final {
  background: var(--or);
  color: var(--vert-fonce);
  padding: 56px 0;
  text-align: center;
}
.cta-final h2 { color: var(--vert-fonce); }
.cta-final p { max-width: 58ch; margin-left: auto; margin-right: auto; }
.cta-final .actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 1.4em; }
.cta-final .btn-vert:hover { background: var(--blanc); color: var(--vert); }

/* ---------- Formulaire ---------- */
.formulaire {
  background: var(--blanc);
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  padding: 32px;
  box-shadow: var(--ombre);
}
.champ { margin-bottom: 18px; }
.champ label {
  display: block;
  font-weight: 600;
  font-size: .92rem;
  margin-bottom: 6px;
  color: var(--vert-fonce);
}
.champ .requis { color: var(--or-fonce); }
.champ input,
.champ select,
.champ textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--bordure);
  border-radius: var(--rayon);
  font-family: inherit;
  font-size: 1rem;
  color: var(--texte);
  background: var(--blanc);
}
.champ textarea { min-height: 130px; resize: vertical; }
.champ input:focus,
.champ select:focus,
.champ textarea:focus {
  outline: 2px solid var(--vert-clair);
  outline-offset: 1px;
  border-color: var(--vert-clair);
}
.champ-double { display: grid; gap: 18px; grid-template-columns: 1fr 1fr; }
.pot-de-miel { position: absolute; left: -9999px; opacity: 0; }
.note-form { font-size: .87rem; color: var(--texte-doux); margin-top: 14px; }

.bloc-contact { display: grid; gap: 34px; grid-template-columns: 1fr 1fr; align-items: start; }
.coord { list-style: none; padding: 0; margin: 0 0 26px; }
.coord li { margin-bottom: 16px; }
.coord strong { display: block; font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--or-fonce); margin-bottom: 2px; }
.coord a { color: var(--vert); font-weight: 600; text-decoration: none; font-size: 1.08rem; }
.coord a:hover { text-decoration: underline; }

/* ---------- Pied de page ---------- */
.pied {
  background: var(--vert-fonce);
  color: rgba(255,255,255,.72);
  padding: 52px 0 26px;
  font-size: .94rem;
}
.pied h4 { color: var(--blanc); font-size: 1rem; margin-bottom: .8em; }
.pied a { color: rgba(255,255,255,.78); text-decoration: none; }
.pied a:hover { color: var(--or); }
.pied ul { list-style: none; padding: 0; margin: 0; }
.pied li { margin-bottom: 8px; }
.pied-grille {
  display: grid;
  gap: 34px;
  grid-template-columns: 1.4fr 1fr 1fr;
  padding-bottom: 34px;
}
.pied-bas {
  border-top: 1px solid rgba(255,255,255,.14);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  font-size: .85rem;
  color: rgba(255,255,255,.55);
}
.pied .logo-pied { width: 200px; margin-bottom: 16px; filter: brightness(0) invert(1); opacity: .92; }
.pied .slogan { font-style: italic; color: var(--or); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .bloc-contact { grid-template-columns: 1fr; }
  .pied-grille  { grid-template-columns: 1fr 1fr; }
}

/* Le menu deroulant doit apparaitre des que les sept liens ne tiennent plus sur
   une ligne a cote du logo. Mesure reelle : nav 908 px + logo 190 px + espacement
   et marges = 1162 px. Le seuil est fixe a 1180 px pour garder une marge.
   Sinon la barre de navigation deborde et toute la page defile lateralement. */
@media (max-width: 1180px) {
  .bouton-menu { display: block; }
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--blanc);
    border-bottom: 1px solid var(--bordure);
    box-shadow: var(--ombre);
    padding: 10px 22px 18px;
    z-index: 60;
  }
  .nav.ouvert { display: block; }
  .nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .nav li { border-bottom: 1px solid var(--creme-fonce); }
  .nav li:last-child { border-bottom: none; }
  .nav a { display: block; padding: 13px 0; }
  .nav a.btn { text-align: center; margin: 10px 0 4px; }
  .entete .contenu { position: relative; flex-wrap: nowrap; }
}

@media (max-width: 780px) {
  .logo img { width: 155px; }
  .section { padding: 52px 0; }
  .banniere { padding: 58px 0 52px; }
  .champ-double { grid-template-columns: 1fr; }
  .formulaire { padding: 24px 20px; }
  .barre-haut { font-size: .8rem; }
  .barre-haut .rbq { display: none; }
}

@media (max-width: 520px) {
  .pied-grille { grid-template-columns: 1fr; }
  body { font-size: 16px; }
  .btn { display: block; text-align: center; }
  .banniere .actions .btn { width: 100%; }
}