/* =========================================================
   SOPIXCON — Site vitrine
   Design B2B industriel : sobre, sérieux, orienté chiffres clés
   ========================================================= */

:root{
  --navy-950: #0A1F15;
  --navy-900: #0F2A1E;
  --navy-800: #163826;
  --navy-700: #1E4A34;
  --steel-600: #4F5D53;
  --steel-300: #AEB9AF;
  --grey-100: #F4F6F3;
  --grey-50: #FAFBF9;
  --white: #FFFFFF;
  --orange: #E8590C;
  --orange-dark: #C64709;
  --teal: #A67C1E;
  --teal-dark: #8C6D1F;
  --radius: 6px;
  --shadow-sm: 0 1px 3px rgba(10,31,21,0.08);
  --shadow-md: 0 8px 24px rgba(10,31,21,0.12);
  --font: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--font);
  color: var(--navy-900);
  background: var(--white);
  line-height: 1.6;
  font-size: 16px;
}
h1,h2,h3,h4{
  font-family: var(--font);
  font-weight: 700;
  line-height: 1.25;
  color: var(--navy-900);
  margin: 0 0 0.6em;
}
h1{ font-size: clamp(2rem, 4vw, 3.2rem); }
h2{ font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3{ font-size: 1.2rem; }
h4{ font-size: 1.05rem; color: var(--orange); text-transform: uppercase; letter-spacing: .04em; font-size: .95rem;}
p{ margin: 0 0 1em; color: var(--steel-600); }
a{ color: inherit; text-decoration: none; }
ul{ list-style: none; margin: 0; padding: 0; }
.container{
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}
.section{ padding: 88px 0; }
.section-alt{ background: var(--grey-100); }
.section-dark{ background: var(--navy-900); }
.section-dark h2, .section-dark h3, .section-dark p{ color: var(--white); }
.section-dark .eyebrow{ color: var(--orange); }
.section-dark p{ color: var(--steel-300); }
.eyebrow{
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .8rem;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: .6em;
}

/* ---------- Buttons ---------- */
.btn{
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all .2s ease;
  text-align: center;
}
.btn-primary{ background: var(--orange); color: var(--white); }
.btn-primary:hover{ background: var(--orange-dark); }
.btn-outline{ border-color: var(--white); color: var(--white); }
.btn-outline:hover{ background: rgba(255,255,255,.1); }
.btn-block{ display:block; width: 100%; }

/* ---------- Header ---------- */
.site-header{
  position: fixed;
  top: 0; left: 0; right: 0;
  background: rgba(15,42,30,0.97);
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.logo{
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: .04em;
  color: var(--white);
}
.logo span{ color: var(--orange); }
.main-nav ul{ display: flex; gap: 28px; }
.main-nav a{
  color: var(--steel-300);
  font-size: .92rem;
  font-weight: 600;
  transition: color .2s;
}
.main-nav a:hover{ color: var(--white); }
.nav-cta{ padding: 10px 20px; font-size: .88rem; }
.nav-toggle{
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span{
  width: 26px; height: 2px; background: var(--white); border-radius: 2px;
}

/* ---------- Hero ---------- */
.hero{
  background: linear-gradient(160deg, var(--navy-950) 0%, var(--navy-900) 55%, var(--navy-700) 100%);
  padding: 168px 0 60px;
  text-align: center;
}
.hero-inner{ max-width: 820px; }
.hero .eyebrow{ color: var(--teal); }
.hero h1{ color: var(--white); }
.hero-sub{
  color: var(--orange);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: .02em;
  margin-bottom: .8em;
}
.hero-text{ color: var(--steel-300); font-size: 1.05rem; max-width: 640px; margin-left: auto; margin-right: auto; }
.hero-cta{ display: flex; gap: 16px; justify-content: center; margin-top: 32px; flex-wrap: wrap; }
.hero-axes{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 72px;
}
.axe-card{
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  padding: 28px 22px;
  transition: transform .2s, background .2s;
}
.axe-card:hover{ transform: translateY(-4px); background: rgba(255,255,255,.09); }
.axe-icon{ color: var(--teal); display: inline-block; width: 40px; height: 40px; margin-bottom: 14px; }
.axe-icon svg{ width: 100%; height: 100%; }
.axe-card h3{ color: var(--white); font-size: 1.05rem; margin-bottom: .3em; }
.axe-card p{ color: var(--steel-300); font-size: .9rem; margin: 0; }

/* ---------- A propos ---------- */
.grid-2{
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  align-items: start;
}
.founders{
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--orange);
}
.founder-list li{
  display: flex;
  flex-direction: column;
  padding: 12px 0;
  border-bottom: 1px solid var(--grey-100);
}
.founder-list li:last-child{ border-bottom: none; }
.founder-name{ font-weight: 700; color: var(--navy-900); }
.founder-role{ font-size: .85rem; color: var(--steel-600); }

.stats-row{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid #DEE4DA;
}
.stat{ text-align: center; }
.stat-num{
  display: block;
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--orange);
}
.stat-label{ font-size: .88rem; color: var(--steel-600); }

/* ---------- Prestations ---------- */
.axe-block{
  padding: 48px 0;
  border-bottom: 1px solid #E6ECE1;
}
.axe-block:last-child{ border-bottom: none; }
.axe-block-head{
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 24px;
}
.axe-number{
  font-size: 2.2rem;
  font-weight: 800;
  color: #DEE4DA;
}
.axe-block-head h3{ margin: 0; }
.volet-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}
.volet-card{
  background: var(--grey-100);
  border-radius: var(--radius);
  padding: 22px;
  border-top: 3px solid var(--teal);
}
.volet-card p{ font-size: .92rem; margin: 0; }
.volet-link{
  display: block;
  color: inherit;
  transition: transform .2s, box-shadow .2s, background .2s;
  position: relative;
}
.volet-link:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  background: var(--white);
}
.volet-more{
  display: inline-block;
  margin-top: 12px;
  font-size: .82rem;
  font-weight: 700;
  color: var(--orange);
}

/* =========================================================
   Pages détail (reconditionnement N1 / N2 / N3)
   ========================================================= */
.breadcrumb{
  font-size: .85rem;
  color: var(--steel-300);
  margin-bottom: 18px;
}
.breadcrumb a{ color: var(--steel-300); text-decoration: underline; }
.breadcrumb a:hover{ color: var(--white); }
.detail-hero{
  background: linear-gradient(160deg, var(--navy-950) 0%, var(--navy-900) 55%, var(--navy-700) 100%);
  padding: 148px 0 64px;
}
.level-badge{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--orange);
  color: var(--white);
  font-weight: 800;
  font-size: 1.3rem;
  margin-bottom: 20px;
}
.detail-hero h1{ color: var(--white); margin-bottom: .3em; }
.detail-tagline{ color: var(--teal); font-weight: 700; font-size: 1.1rem; margin-bottom: .6em; }
.detail-hero .hero-text{ margin: 0; }

.detail-steps{
  counter-reset: detail-step;
  margin: 32px 0;
}
.detail-step{
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid #E6ECE1;
}
.detail-step:last-child{ border-bottom: none; }
.detail-step-num{
  counter-increment: detail-step;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--navy-900);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: .95rem;
}
.detail-step-num::before{ content: counter(detail-step); }
.detail-step h3{ margin-bottom: .3em; }
.detail-step p{ margin: 0; }

.usage-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 32px 0;
}
.usage-card{
  background: var(--grey-100);
  border-radius: var(--radius);
  padding: 22px;
  text-align: center;
}
.usage-card p{ font-size: .9rem; margin: 0; }

.concept-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin: 32px 0;
}
.concept-col h3{ margin-bottom: .6em; }
.bullet-list{ margin: 0; }
.bullet-list li{
  position: relative;
  padding: 8px 0 8px 30px;
  color: var(--steel-600);
  border-bottom: 1px solid #E6ECE1;
}
.bullet-list li:last-child{ border-bottom: none; }
.bullet-list li::before{
  content: '✓';
  position: absolute;
  left: 0;
  top: 8px;
  color: var(--teal);
  font-weight: 800;
}

.detail-cta{
  background: var(--navy-900);
  border-radius: var(--radius);
  padding: 36px;
  text-align: center;
  margin-top: 48px;
}
.detail-cta h3{ color: var(--white); }
.detail-cta p{ color: var(--steel-300); }

.level-nav{
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.level-nav a{
  font-size: .9rem;
  font-weight: 600;
  color: var(--navy-900);
  padding: 10px 0;
}
.level-nav a:hover{ color: var(--orange); }
.results-bar{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  background: var(--navy-900);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}
.results-bar div{ text-align: center; }
.result-num{
  display: block;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--orange);
}
.results-bar span:last-child{ color: var(--steel-300); font-size: .85rem; }
.axe-note{ font-size: .92rem; font-style: italic; color: var(--steel-600); margin: 0; }

/* ---------- Méthode ---------- */
.steps{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 48px 0 32px;
}
.step{
  text-align: center;
  padding: 28px 18px;
  background: rgba(255,255,255,.04);
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.1);
}
.step-num{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--orange);
  color: var(--white);
  font-weight: 800;
  margin-bottom: 16px;
}
.step h3{ color: var(--white); }
.step p{ font-size: .9rem; }
.step-link{
  display: block;
  color: inherit;
  transition: transform .2s, background .2s, border-color .2s;
}
.step-link:hover{
  transform: translateY(-4px);
  background: rgba(255,255,255,.08);
  border-color: var(--orange);
}
.step-link .volet-more{ color: var(--orange); }
.engagement-tag{
  text-align: center;
  color: var(--teal);
  font-weight: 700;
  font-size: 1.05rem;
}

/* ---------- Résultats & engagements ---------- */
.engagements-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 40px;
}
.engagement-card{
  padding: 26px;
  border-radius: var(--radius);
  background: var(--grey-100);
  border-left: 3px solid var(--orange);
}
.engagement-card p{ font-size: .92rem; margin: 0; }
.engagement-link{
  display: block;
  color: inherit;
  transition: transform .2s, box-shadow .2s, background .2s;
}
.engagement-link:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  background: var(--white);
}

/* ---------- Pourquoi nous ---------- */
.why-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  margin-top: 40px;
}
.why-card{
  padding: 26px 20px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  text-align: center;
}
.why-card p{ font-size: .9rem; margin: 0; }
.why-link{
  display: block;
  color: inherit;
  transition: transform .2s, box-shadow .2s;
}
.why-link:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

/* ---------- Contact ---------- */
.contact-grid{ align-items: start; }
.contact-info{ margin: 24px 0; }
.contact-info li{ padding: 6px 0; color: var(--steel-300); }
.contact-info a{ color: var(--white); text-decoration: underline; }
.small-note{ font-size: .82rem; color: var(--steel-300); opacity: .7; }
.contact-form{
  background: var(--white);
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}
.form-row{ margin-bottom: 18px; }
.form-row-2{ display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label{ display: block; font-size: .88rem; font-weight: 600; color: var(--navy-900); margin-bottom: 6px; }
input, select, textarea{
  width: 100%;
  padding: 11px 12px;
  border: 1px solid #D6DDD3;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: .95rem;
  color: var(--navy-900);
}
input:focus, select:focus, textarea:focus{
  outline: none;
  border-color: var(--teal);
}
.checkbox-label{
  display: flex;
  gap: 10px;
  font-weight: 400;
  font-size: .85rem;
  color: var(--steel-600);
  align-items: flex-start;
}
.checkbox-label input{ width: auto; margin-top: 3px; }
.form-feedback{
  margin-top: 14px;
  font-size: .9rem;
  min-height: 1.2em;
}
.form-feedback.success{ color: var(--teal-dark); font-weight: 600; }
.form-feedback.error{ color: var(--orange-dark); font-weight: 600; }

/* ---------- Footer ---------- */
.site-footer{
  background: var(--navy-950);
  padding: 28px 0;
}
.footer-inner{
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-inner p{ color: var(--steel-300); font-size: .85rem; margin: 0; }
.footer-links{ display: flex; gap: 20px; }
.footer-links a{ color: var(--steel-300); font-size: .85rem; }
.footer-links a:hover{ color: var(--white); }

/* ---------- Back to top ---------- */
#back-to-top{
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--orange);
  color: var(--white);
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s, transform .2s;
  z-index: 900;
}
#back-to-top.visible{ opacity: 1; visibility: visible; }
#back-to-top:hover{ transform: translateY(-3px); }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 900px){
  .grid-2{ grid-template-columns: 1fr; }
  .stats-row{ grid-template-columns: repeat(3, 1fr); }
  .volet-grid{ grid-template-columns: 1fr; }
  .results-bar{ grid-template-columns: 1fr; gap: 20px; }
  .steps{ grid-template-columns: repeat(2, 1fr); }
  .engagements-grid{ grid-template-columns: repeat(2, 1fr); }
  .why-grid{ grid-template-columns: repeat(2, 1fr); }
  .hero-axes{ grid-template-columns: 1fr; }
  .form-row-2{ grid-template-columns: 1fr; }
  .concept-grid{ grid-template-columns: 1fr; }
  .usage-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 760px){
  .main-nav{
    position: fixed;
    top: 76px; left: 0; right: 0;
    background: var(--navy-900);
    padding: 20px 24px 28px;
    transform: translateY(-150%);
    opacity: 0;
    transition: transform .25s ease, opacity .25s ease;
  }
  .main-nav.open{ transform: translateY(0); opacity: 1; }
  .main-nav ul{ flex-direction: column; gap: 0; }
  .main-nav li{ border-bottom: 1px solid rgba(255,255,255,.08); }
  .main-nav a{ display: block; padding: 14px 0; }
  .nav-toggle{ display: flex; }
  .nav-cta{ display: none; }
  .hero{ padding-top: 140px; }
  .steps{ grid-template-columns: 1fr; }
  .engagements-grid{ grid-template-columns: 1fr; }
  .why-grid{ grid-template-columns: 1fr; }
  .footer-inner{ flex-direction: column; text-align: center; }
}

/* =========================================================
   PHOTOS & MISE EN PAGE AÉRÉE
   Photos : Pexels (licence libre, usage commercial autorisé) — voir README
   ========================================================= */
:root{
  --photo-overlay: linear-gradient(160deg, rgba(10,31,21,.92) 0%, rgba(15,42,30,.82) 50%, rgba(30,74,52,.62) 100%);
  --radius-lg: 12px;
}

/* ---- Respiration générale ---- */
body{ font-size: 17px; line-height: 1.75; }
.section{ padding: 128px 0; }
.section h2{ margin-bottom: .9em; }
.engagement-tag{ max-width: none !important; }
.section p{ max-width: 68ch; }
.eyebrow{ margin-bottom: 1em; }

/* ---- Accueil : photo plein écran ---- */
.hero{
  background:
    var(--photo-overlay),
    url('https://images.pexels.com/photos/2081132/pexels-photo-2081132.jpeg?auto=compress&cs=tinysrgb&w=2200') center 40% / cover no-repeat,
    var(--navy-900);
  padding: 200px 0 96px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero h1{ margin-bottom: .5em; }
.hero-text{ font-size: 1.12rem; line-height: 1.8; }
.hero-cta{ margin-top: 44px; }
.hero-axes{ margin-top: 96px; gap: 28px; }
.axe-card{
  padding: 36px 28px;
  background: rgba(10,31,21,.45);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: var(--radius-lg);
}

/* ---- A propos : texte | photo ---- */
.about-split{
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-text .founders{ margin-top: 40px; padding: 32px 36px; border-radius: var(--radius-lg); }
.about-photo{ margin: 0; position: relative; }
.about-photo::before{
  content: '';
  position: absolute;
  inset: 28px -28px -28px 28px;
  border: 2px solid var(--orange);
  border-radius: var(--radius-lg);
  z-index: 0;
}
.about-img{
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  background: var(--grey-100);
}
.stats-row{ margin-top: 104px; padding-top: 64px; gap: 40px; }
.stat-num{ font-size: 2.8rem; margin-bottom: .2em; }

/* ---- Prestations : grande photo par axe ---- */
.axe-block{ padding: 88px 0; }
.axe-block:first-of-type{ padding-top: 48px; }
.axe-block-head{ margin-bottom: 36px; }
.axe-block-head h3{ font-size: 1.6rem; }
.axe-number{ font-size: 2.8rem; color: var(--orange); opacity: .35; }
.axe-figure{
  position: relative;
  margin: 0 0 48px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.axe-photo{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 21 / 8;
  object-fit: cover;
  background: var(--grey-100);
  transition: transform .8s ease;
}
.axe-figure:hover .axe-photo{ transform: scale(1.03); }
.axe-figure figcaption{
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 48px 36px 24px;
  background: linear-gradient(to top, rgba(10,31,21,.85), rgba(10,31,21,0));
  color: var(--white);
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  font-size: .85rem;
}
.volet-grid{ gap: 32px; margin-bottom: 40px; }
.volet-card{ padding: 32px 28px; border-radius: var(--radius-lg); }
.volet-card p{ font-size: .95rem; line-height: 1.7; }
.results-bar{ padding: 36px; gap: 24px; margin-bottom: 28px; border-radius: var(--radius-lg); }
.result-num{ font-size: 2rem; }
#axe-deee .grid-2{ margin: 40px 0 32px; gap: 64px; }

/* ---- Méthode ---- */
.steps{ gap: 32px; margin: 64px 0 48px; }
.step{ padding: 40px 24px; border-radius: var(--radius-lg); }

/* ---- Bandeau photo ---- */
.photo-band{
  background:
    linear-gradient(90deg, rgba(10,31,21,.92) 0%, rgba(10,31,21,.7) 55%, rgba(10,31,21,.35) 100%),
    url('https://images.pexels.com/photos/9242898/pexels-photo-9242898.jpeg') center / cover no-repeat,
    var(--navy-900);
  padding: 150px 0;
}
.photo-band-quote{
  color: var(--white);
  font-size: clamp(1.7rem, 3.4vw, 2.7rem);
  font-weight: 700;
  line-height: 1.3;
  max-width: 20ch;
  margin: 0 0 40px;
}

/* ---- Engagements & Pourquoi nous ---- */
.engagements-grid, .why-grid{ gap: 32px; margin-top: 56px; }
.engagement-card{ padding: 36px 32px; border-radius: var(--radius-lg); }
.why-card{ padding: 40px 28px; border-radius: var(--radius-lg); }
.why-figure{ margin: 48px 0 0; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.why-photo{
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 21 / 7;
  object-fit: cover;
  object-position: center 35%;
  background: var(--grey-100);
}

/* ---- Contact ---- */
.contact-grid{ gap: 80px; }
.contact-form{ padding: 44px; border-radius: var(--radius-lg); }
.form-row{ margin-bottom: 22px; }
input, select, textarea{ padding: 13px 14px; }

/* ---- Pages détail : fond photo par rubrique ---- */
.detail-hero{ padding: 180px 0 96px; }
.detail-hero--industrie,
.detail-hero--recond,
.detail-hero--methode,
.detail-hero--engagement,
.detail-hero--pourquoi{
  background-color: var(--navy-900);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.detail-hero--industrie{ background-image: var(--photo-overlay), url('https://images.pexels.com/photos/10699354/pexels-photo-10699354.jpeg?auto=compress&cs=tinysrgb&w=2200'); }
.detail-hero--recond{ background-image: var(--photo-overlay), url('https://images.pexels.com/photos/9242894/pexels-photo-9242894.jpeg?auto=compress&cs=tinysrgb&w=2200'); }
.detail-hero--methode{ background-image: var(--photo-overlay), url('https://images.pexels.com/photos/9242855/pexels-photo-9242855.jpeg?auto=compress&cs=tinysrgb&w=2200'); }
.detail-hero--engagement{ background-image: var(--photo-overlay), url('https://images.pexels.com/photos/31945005/pexels-photo-31945005.jpeg?auto=compress&cs=tinysrgb&w=2200'); background-position: center 30%; }
.detail-hero--pourquoi{ background-image: var(--photo-overlay), url('https://images.pexels.com/photos/30689114/pexels-photo-30689114.jpeg?auto=compress&cs=tinysrgb&w=2200'); }
.detail-steps{ margin: 48px 0; }
.detail-step{ padding: 32px 0; gap: 28px; }
.usage-grid{ gap: 32px; margin: 48px 0; }
.usage-card{ padding: 32px 28px; border-radius: var(--radius-lg); }
.detail-cta{ padding: 56px 40px; margin-top: 72px; border-radius: var(--radius-lg); }

/* ---- Responsive (après les règles ci-dessus) ---- */
@media (max-width: 900px){
  .section{ padding: 96px 0; }
  .about-split{ grid-template-columns: 1fr; gap: 64px; }
  .about-photo{ max-width: 520px; }
  .about-img{ aspect-ratio: 4 / 3; }
  .axe-photo{ aspect-ratio: 16 / 9; }
  .why-photo{ aspect-ratio: 16 / 9; }
  .contact-grid{ gap: 56px; }
  .engagements-grid, .why-grid{ gap: 24px; }
}
@media (max-width: 760px){
  body{ font-size: 16px; }
  .section{ padding: 80px 0; }
  .hero{ padding: 140px 0 72px; min-height: auto; }
  .hero-axes{ margin-top: 64px; gap: 20px; }
  .about-photo::before{ inset: 16px -12px -16px 12px; }
  .stats-row{ margin-top: 72px; padding-top: 48px; gap: 16px; }
  .stat-num{ font-size: 2.1rem; }
  .axe-block{ padding: 64px 0; }
  .axe-figure{ margin-bottom: 36px; }
  .axe-figure figcaption{ padding: 36px 20px 16px; font-size: .75rem; }
  .volet-grid{ gap: 20px; }
  .photo-band{ padding: 104px 0; }
  .contact-form{ padding: 28px 22px; }
  .detail-hero{ padding: 140px 0 72px; }
}
@media (prefers-reduced-motion: reduce){
  .axe-photo{ transition: none; }
  .axe-figure:hover .axe-photo{ transform: none; }
}
.axe-block > p {
  max-width: none;
  grid-column: 1 / -1;
}
.detail-cta p{
  margin-left: auto;
  margin-right: auto;
}