:root {
  /* Palette du logo : vert sapin sur crème, taupe en accent */
  --vert: #1f3e2a;
  --vert-clair: #2e5a3e;
  --taupe: #a69374;
  --taupe-dark: #8c7b5f;
  --creme: #fbf6ea;
  --creme-fonce: #efe6d2;
  --texte: #4f5a52;
  --titre: #1f3e2a;
  --blanc: #ffffff;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  font-family: "Barlow", "Helvetica Neue", Arial, sans-serif;
  font-weight: 300;
  color: var(--texte);
  background: var(--blanc);
  line-height: 1.6;
}

a { color: inherit; }

.anton {
  font-family: "Anton", Impact, sans-serif;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  line-height: 1.05;
}

.wrap { width: min(940px, 100% - 32px); margin-inline: auto; }

/* ---------- En-tête ---------- */
.header {
  background: var(--vert);
  position: sticky;
  top: 0;
  z-index: 10;
}
.header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 14px;
}
.logo img { display: block; width: 100px; height: auto; }
.nav { display: flex; gap: 48px; }
.nav a {
  color: var(--blanc);
  text-decoration: none;
  font-size: 13px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: color .2s;
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--taupe); }

/* ---------- Hero accueil ---------- */
.hero {
  position: relative;
  height: 800px;
  max-height: 85vh;
  max-height: 85svh;
  min-height: 460px;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--blanc);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(0,0,0,.28), rgba(0,0,0,.28)), url("img/facade.jpg") center/cover no-repeat;
}
.hero > div { position: relative; }
.hero h1 { font-size: clamp(44px, 7vw, 72px); }
.hero p {
  font-size: clamp(16px, 2vw, 20px);
  text-transform: uppercase;
  margin-top: 8px;
  letter-spacing: 0.02em;
}

/* Bandeau taupe des pages intérieures */
.bandeau {
  background: var(--taupe);
  min-height: 300px;
  padding-block: 48px;
  display: flex;
  align-items: center;
  color: var(--blanc);
  text-align: center;
}
.bandeau .wrap { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.bandeau .trait { margin: 0; width: clamp(40px, 5vw, 64px); height: clamp(40px, 5vw, 64px); color: var(--blanc); flex-shrink: 0; }
.bandeau h1 { font-size: clamp(36px, 6vw, 72px); }

/* ---------- Sections ---------- */
.section { padding: 80px 0 100px; text-align: center; }
.section--gris { background: var(--creme-fonce); }

.trait {
  display: block;
  width: 64px;
  height: 64px;
  margin: 0 auto 28px;
  background: linear-gradient(to bottom right, transparent calc(50% - 1px), currentColor 50%, transparent calc(50% + 1px));
}
.section--gris .trait { color: var(--vert); }
.section:not(.section--gris) .trait { color: var(--taupe-dark); }

.section h2 { font-size: clamp(34px, 5vw, 48px); color: var(--titre); margin-bottom: 32px; }

.philosophie p {
  max-width: 640px;
  margin: 0 auto;
  font-size: 15px;
  line-height: 1.75;
}

/* Tuiles domaines */
.tuiles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 0 auto 56px;
}
.tuile {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--blanc);
  text-decoration: none;
  background-color: var(--vert);
  background-image: repeating-linear-gradient(45deg, rgba(255,255,255,.14) 0 1px, transparent 1px 9px);
  transition: transform .25s, filter .25s;
}
.tuile:nth-child(even) { background-color: var(--taupe); }
.tuile:hover { transform: translateY(-4px); filter: brightness(1.08); }
.tuile .num { font-size: clamp(56px, 8vw, 96px); }
.tuile .nom { font-size: 17px; font-weight: 500; padding: 0 8px; }

.btn {
  display: inline-block;
  padding: 12px 26px;
  border: 2px solid var(--taupe);
  color: var(--vert);
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  background: transparent;
  cursor: pointer;
  transition: background .2s, color .2s;
}
.btn:hover { background: var(--taupe); color: var(--blanc); }
.btn--plein { background: var(--taupe); border-color: var(--taupe); color: var(--blanc); }
.btn--plein:hover { background: var(--taupe-dark); border-color: var(--taupe-dark); }

/* ---------- Accroche dans la photo d'accueil ---------- */
.hero .hero-accroche { margin-top: 36px; text-transform: none; font-size: clamp(15px, 1.8vw, 18px); }
.hero .hero-accroche strong { display: block; font-family: "Anton", Impact, sans-serif; font-weight: 400; text-transform: uppercase; font-size: clamp(22px, 3vw, 30px); letter-spacing: .01em; margin-bottom: 4px; }
.hero .btn { margin-top: 22px; }
.hero .appel { color: inherit; text-decoration: none; margin-left: 2px; font-family: "Barlow", sans-serif; font-size: .5em; vertical-align: super; line-height: 0; }
.footer .note-pied { max-width: 640px; margin: 24px auto 0; padding: 0 16px; font-size: 12px; line-height: 1.5; opacity: .9; }

/* ---------- Contact ---------- */
.contact { background: var(--vert); color: var(--blanc); padding: 100px 0; }
.contact h2 { font-size: clamp(34px, 5vw, 48px); margin-bottom: 48px; }
.contact-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: start;
}
.coord h3 {
  color: var(--taupe);
  font-size: 17px;
  font-weight: 400;
  margin-top: 18px;
}
.coord h3:first-child { margin-top: 0; }
.coord p, .coord a { font-size: 14px; text-decoration: none; }
.coord .rics { display: block; width: 150px; margin-top: 40px; }

form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 14px; }
form .full { grid-column: 1 / -1; }
form label { display: block; font-size: 13px; margin-bottom: 6px; }
form input, form textarea {
  width: 100%;
  border: 1px solid #a3a0a0;
  background: var(--blanc);
  padding: 10px 12px;
  font: inherit;
  font-size: 16px; /* 16px mini : évite le zoom automatique d'iOS au focus */
  color: #333;
}
form textarea { min-height: 96px; resize: vertical; }
form input:focus, form textarea:focus { outline: 2px solid var(--taupe); outline-offset: 0; }
form .envoyer { grid-column: 1 / -1; justify-self: end; }
form button {
  background: var(--taupe);
  color: var(--blanc);
  border: 0;
  padding: 11px 44px;
  font: inherit;
  font-size: 14px;
  font-weight: 400;
  cursor: pointer;
  transition: background .2s;
}
form button:hover { background: var(--taupe-dark); }
.honeypot { display: none; }

/* Variante claire (page Contact) */
.contact--clair { background: var(--blanc); color: var(--texte); padding: 64px 0 0; }
.contact--clair h2 { color: var(--titre); font-size: clamp(26px, 3.4vw, 32px); line-height: 1.5; max-width: 440px; margin-bottom: 40px; }
.contact--clair .coord p, .contact--clair .coord a { color: var(--texte); }
.contact--clair form { padding-bottom: 64px; }
.contact--clair .contact-grid { grid-template-columns: 1fr 1fr; }
.contact--clair form { grid-template-columns: 1fr; }

/* Carte (page Contact) */
.carte { position: relative; }
#carte { height: 420px; background: var(--creme-fonce); }
#carte .leaflet-tile-pane { filter: grayscale(.55) sepia(.18); }
.repere img {
  display: block;
  width: 72px;
  height: 72px;
  border: 2px solid var(--vert);
  box-shadow: 0 4px 12px rgba(0,0,0,.3);
}
.repere::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -12px;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-top: 12px solid var(--vert);
  border-bottom: 0;
}
.itineraire {
  position: absolute;
  z-index: 500;
  right: 16px;
  bottom: 28px;
  background: var(--vert);
  color: var(--blanc);
  padding: 10px 18px;
  font-size: 14px;
  text-decoration: none;
  transition: background .2s;
}
.itineraire:hover { background: var(--vert-clair); }

/* ---------- Domaines d'activité ---------- */
.domaine {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding: 72px 0 52px;
  border-bottom: 1px solid var(--taupe);
}
.domaine:last-of-type { border-bottom: 0; }
.domaine h2 { font-size: clamp(44px, 6vw, 80px); color: var(--vert); line-height: 1; }
.domaine:nth-of-type(even) h2 { color: var(--taupe); }
.domaine .sous-titre { color: var(--titre); font-size: 18px; font-weight: 400; margin-top: 10px; line-height: 1.4; }
.domaine p.texte { font-size: 14.5px; text-align: justify; line-height: 1.75; }

/* ---------- Nos méthodes ---------- */
.methodes .chapo { max-width: 680px; margin: 0 auto; font-size: 16px; line-height: 1.75; }
.methodes .section h2 { line-height: 1.15; }
.methodes .appel { color: inherit; text-decoration: none; font-size: .75em; vertical-align: super; line-height: 0; }
.section--vert { background: var(--vert); color: var(--blanc); }
.section--vert h2 { color: var(--blanc) !important; }
.section--vert .trait { color: var(--taupe) !important; }

.piliers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; text-align: left; }
.pilier { background: var(--blanc); padding: 32px 28px; border-top: 3px solid var(--vert); }
.pilier-chiffre { display: block; font-size: 56px; color: var(--taupe-dark); line-height: 1; margin-bottom: 14px; }
.pilier h3 { color: var(--titre); font-size: 19px; font-weight: 500; margin-bottom: 10px; }
.pilier p { font-size: 15px; line-height: 1.65; }

.etapes { list-style: none; max-width: 820px; margin: 48px auto 0; text-align: left; }
.etape { display: grid; grid-template-columns: 90px 1fr; gap: 24px; padding: 28px 0; border-top: 1px solid var(--creme-fonce); }
.etape:last-child { border-bottom: 1px solid var(--creme-fonce); }
.etape-num { font-size: 52px; color: var(--taupe); line-height: 1; }
.etape h3 { color: var(--titre); font-size: 21px; font-weight: 500; margin-bottom: 12px; }
.etape-roles { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.etape-roles p { font-size: 15px; line-height: 1.65; }
.etape-roles p:last-child { border-left: 3px solid var(--vert); padding-left: 16px; }
.etape-roles strong { color: var(--titre); font-weight: 500; }

.jamais { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 8px 0 40px; }
.jamais li { border: 1px solid rgba(255,255,255,.35); padding: 24px 16px; font-size: 17px; font-weight: 400; }
.jamais li::before { content: "✕"; display: block; color: var(--taupe); font-size: 22px; margin-bottom: 8px; }

.normes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px 40px; max-width: 860px; margin: 0 auto 48px; text-align: left; }
.norme h3 { color: var(--titre); font-size: 18px; font-weight: 500; margin-bottom: 6px; padding-left: 14px; border-left: 3px solid var(--taupe); }
.norme p { font-size: 15px; line-height: 1.65; padding-left: 17px; }

/* ---------- Mentions légales ---------- */
.legal { padding: 72px 0 96px; }
.legal h1 { font-size: clamp(36px, 5vw, 56px); color: var(--titre); margin-bottom: 40px; }
.legal h2 { color: var(--vert); font-size: 18px; font-weight: 500; margin: 32px 0 8px; }
.legal p { font-size: 15px; overflow-wrap: anywhere; }
.a-completer { background: #fff3c4; padding: 0 4px; }

/* ---------- Pied de page ---------- */
.footer { background: var(--taupe); color: var(--blanc); text-align: center; padding: 36px 0 44px; }
.footer .haut { display: inline-flex; flex-direction: column; align-items: center; gap: 4px; text-decoration: none; font-size: 14px; text-transform: uppercase; }
.footer .haut svg { width: 30px; height: 16px; }
.footer .rics-pied { display: block; width: 110px; margin: 32px auto 0; }
.footer .liens { margin-top: 28px; font-size: 13px; }
.footer .liens a { text-decoration: underline; }

/* ---------- Mobile ---------- */
@media (max-width: 480px) { .nav-long { display: none; } }
@media (max-width: 760px) {
  .header .wrap { flex-direction: column; gap: 10px; padding-block: 10px; }
  .logo img { width: 76px; }
  .nav { gap: 6px; }
  .nav a { font-size: 12px; padding: 12px 8px; } /* zone tactile ≥ 44px */
  .nav a { white-space: nowrap; }
  .header { position: static; }
  .tuiles { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .contact-grid, .contact--clair .contact-grid { grid-template-columns: 1fr; }
  form { grid-template-columns: 1fr; }
  .domaine { grid-template-columns: 1fr; gap: 20px; padding: 48px 0 40px; }
  .domaine p.texte { text-align: left; }
  .piliers, .normes { grid-template-columns: 1fr; }
  .jamais { grid-template-columns: 1fr 1fr; }
  .etape { grid-template-columns: 1fr; gap: 8px; }
  .etape-roles { grid-template-columns: 1fr; gap: 14px; }
  .bandeau { min-height: 0; padding-block: 36px; }
  .section { padding: 56px 0 72px; }
  .contact { padding: 64px 0; }
  #carte { height: 340px; }
  .itineraire { left: 16px; right: 16px; text-align: center; }
  .footer .haut { padding: 8px; }
  .footer .liens a { display: inline-block; padding: 8px; }
}
.page-404 p { margin-bottom: 28px; }