:root {
  --bleu: #0b4f8a;
  --bleu-fonce: #08355c;
  --orange: #e8721c;
  --fond: #f6f8fb;
  --texte: #1c2733;
  --gris: #5b6b7b;
  --blanc: #ffffff;
  --rayon: 12px;
  --ombre: 0 4px 18px rgba(8, 53, 92, 0.10);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--texte);
  background: var(--blanc);
  line-height: 1.6;
}

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

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

.conteneur {
  width: min(1100px, 100% - 32px);
  margin-inline: auto;
}

/* ---------- En-tête ---------- */
.entete {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--blanc);
  border-bottom: 1px solid #e3e9f0;
}

.entete .conteneur {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
  padding-block: 6px;
  flex-wrap: wrap;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: #000;
}
.logo-icone { height: 46px; width: auto; flex: none; }
.logo-texte { display: flex; flex-direction: column; line-height: 1.15; }
.logo-nom {
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.logo-metier {
  font-weight: 700;
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-top: 3px;
}
.logo-metier .rouge { color: #fc3942; }
.logo-metier .bleu { color: #2274ff; }
@media (max-width: 420px) {
  .logo-icone { height: 38px; }
  .logo-nom { font-size: 0.9rem; letter-spacing: 0.02em; }
  .logo-metier { font-size: 0.54rem; letter-spacing: 0.16em; }
}

.nav { display: flex; gap: 20px; flex-wrap: wrap; }
.nav a {
  text-decoration: none;
  color: var(--texte);
  font-weight: 500;
  font-size: 0.95rem;
}
.nav a:hover { color: var(--orange); }

/* ---------- Boutons ---------- */
.bouton {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 999px;
  background: var(--orange);
  color: var(--blanc);
  font-weight: 700;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  font-size: 1rem;
  transition: transform 0.15s ease, background 0.15s ease;
}
.bouton:hover { background: #cf620f; transform: translateY(-1px); }
.bouton.secondaire {
  background: transparent;
  color: var(--blanc);
  border: 2px solid rgba(255, 255, 255, 0.7);
}
.bouton.secondaire:hover { background: rgba(255, 255, 255, 0.12); }

/* ---------- Héros ---------- */
.hero {
  background: linear-gradient(135deg, var(--bleu-fonce), var(--bleu) 60%, #1573b8);
  color: var(--blanc);
  padding: 88px 0 96px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.1;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}
.hero p {
  font-size: 1.15rem;
  max-width: 620px;
  margin: 0 0 28px;
  color: #dbe8f5;
}
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Sections ---------- */
section { padding: 72px 0; }
section.gris { background: var(--fond); }

h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin: 0 0 8px;
  color: var(--bleu-fonce);
  letter-spacing: -0.01em;
}
.sous-titre { color: var(--gris); margin: 0 0 36px; max-width: 640px; }

.grille {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.carte {
  background: var(--blanc);
  border-radius: var(--rayon);
  padding: 24px;
  box-shadow: var(--ombre);
  border-top: 4px solid var(--orange);
}
section.gris .carte { border-top-color: var(--bleu); }
.carte h3 { margin: 0 0 8px; color: var(--bleu-fonce); }
.carte p { margin: 0; color: var(--gris); }
.carte ul { margin: 8px 0 0; padding-left: 18px; color: var(--gris); }

/* ---------- Réalisations ---------- */
.realisation {
  background: var(--blanc);
  border-radius: var(--rayon);
  overflow: hidden;
  box-shadow: var(--ombre);
}
.realisation .photo {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, #cfe0f1, #e9f1f9);
  display: grid;
  place-items: center;
  color: var(--bleu);
  font-weight: 600;
  font-size: 0.9rem;
  text-align: center;
  padding: 12px;
}
.realisation .photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.realisation .texte { padding: 16px 20px 20px; }
.realisation h3 { margin: 0 0 4px; color: var(--bleu-fonce); font-size: 1.05rem; }
.realisation p { margin: 0; color: var(--gris); font-size: 0.95rem; }
.etiquette {
  display: inline-block;
  background: #fdeee0;
  color: #a4490a;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 999px;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ---------- À propos ---------- */
.deux-colonnes {
  display: grid;
  gap: 40px;
  grid-template-columns: 1fr;
  align-items: start;
}
@media (min-width: 800px) {
  .deux-colonnes { grid-template-columns: 1.2fr 1fr; }
}
.equipe { display: grid; gap: 16px; }
.personne {
  display: flex;
  gap: 16px;
  align-items: center;
  background: var(--blanc);
  padding: 16px;
  border-radius: var(--rayon);
  box-shadow: var(--ombre);
}
.avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--bleu);
  color: var(--blanc);
  display: grid;
  place-items: center;
  font-weight: 800;
  flex: none;
}
.personne strong { display: block; color: var(--bleu-fonce); }
.personne span { color: var(--gris); font-size: 0.9rem; }

/* ---------- Contact ---------- */
.contact-infos p { margin: 0 0 12px; }

.contacts { display: grid; gap: 12px; margin-bottom: 20px; }
.contact-personne {
  display: flex;
  gap: 16px;
  align-items: center;
  background: var(--blanc);
  padding: 16px;
  border-radius: var(--rayon);
  box-shadow: var(--ombre);
}
.contact-personne strong { display: block; color: var(--bleu-fonce); margin-bottom: 2px; }
.contact-personne a { display: block; text-decoration: none; overflow-wrap: anywhere; }
.contact-personne a:hover { text-decoration: underline; }
.contact-infos strong { color: var(--bleu-fonce); }

form { display: grid; gap: 14px; }
label { font-weight: 600; font-size: 0.9rem; color: var(--bleu-fonce); }
input, select, textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #c8d3df;
  border-radius: 8px;
  font: inherit;
  background: var(--blanc);
  margin-top: 4px;
}
input:focus, select:focus, textarea:focus {
  outline: 3px solid rgba(11, 79, 138, 0.25);
  border-color: var(--bleu);
}
textarea { min-height: 130px; resize: vertical; }
.champ-piege { position: absolute; left: -9999px; }
.note-form { font-size: 0.85rem; color: var(--gris); }

/* ---------- Pied de page ---------- */
.pied {
  background: var(--bleu-fonce);
  color: #c5d6e8;
  padding: 32px 0;
  font-size: 0.9rem;
}
.pied .conteneur {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.pied a { color: #ffffff; }

/* ---------- Page légale ---------- */
.legal { padding: 48px 0 72px; max-width: 760px; }
.legal h1 { color: var(--bleu-fonce); }
.legal h2 { font-size: 1.25rem; margin-top: 32px; }

.a-remplacer {
  background: #fff3c4;
  padding: 0 4px;
  border-radius: 3px;
}

/* ---------- Bandeau "site en construction" ---------- */
.bandeau-construction {
  background: #ffd34d;
  color: #3a2b00;
  text-align: center;
  padding: 10px 16px;
  font-size: 0.95rem;
  line-height: 1.4;
  border-bottom: 3px solid var(--orange);
}
.bandeau-construction strong { text-transform: uppercase; letter-spacing: 0.04em; }

/* ---------- Équipe : photos et emplacements vides ---------- */
img.avatar {
  object-fit: cover;
  background: #dbe6f2;
}
.equipe .avatar { width: 64px; height: 64px; }
.personne.vide { border: 2px dashed #b9c8d8; box-shadow: none; background: transparent; }
.personne.vide .avatar { background: #b9c8d8; }
.contact-personne .avatar { width: 56px; height: 56px; flex: none; }

/* ---------- Formulaire : dépannage urgent ---------- */
.champs { display: grid; gap: 14px; }
.champs[hidden], .urgence[hidden] { display: none; }
.urgence {
  background: #fff4e5;
  border: 2px solid var(--orange);
  border-radius: var(--rayon);
  padding: 20px;
  display: grid;
  gap: 12px;
}
.urgence strong { color: #a4490a; font-size: 1.15rem; }
.urgence p { margin: 0; }
.urgence .bouton { text-align: center; }

/* ---------- Héros : texte + logo officiel ---------- */
.hero-grille { display: grid; gap: 40px; align-items: center; grid-template-columns: 1fr; }
.hero-logo {
  background: #fff;
  border-radius: 20px;
  padding: 28px 32px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
  max-width: 420px;
  width: 100%;
}
.hero-logo img { width: 100%; height: auto; }
@media (min-width: 900px) {
  .hero-grille { grid-template-columns: 1.3fr 0.7fr; }
  .hero-texte h1 { font-size: clamp(2rem, 3.8vw, 3rem); }
  .hero-logo { justify-self: end; }
}