/* ==========================================================================
   RETZ PLOMBERIE — Design system
   Palette derived from the client's own logo (teal #007F7E / blue #0080FF).
   Signature element: a continuous "schematic pipe line" that threads
   through the page, echoing plumbing diagrams rather than decoration.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root{
  --teal: #00726F;
  --teal-deep: #024F4D;
  --blue: #0080FF;
  --blue-deep: #0057B3;
  --navy: #0A2540;
  --paper: #F5F7F7;
  --paper-dim: #EAEFEE;
  --white: #FFFFFF;
  --ink: #0C2321;
  --ink-soft: #43554F;
  --line: #D7E1DF;
  --gold: #F2A93B; /* stars only */

  --font-display: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'Poppins', sans-serif; /* v3 : plus de monospace, rendu plus chaleureux */

  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 12px 30px -14px rgba(10, 37, 34, 0.35);
  --shadow-sm: 0 4px 14px -6px rgba(10, 37, 34, 0.25);

  --max: 1120px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; }
:focus-visible{
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}
@media (prefers-reduced-motion: reduce){
  *{ animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

.wrap{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

h1,h2,h3{
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
}
h1{ font-size: clamp(2.1rem, 4vw, 3.2rem); font-weight: 700; }
h2{ font-size: clamp(1.5rem, 2.6vw, 2rem); font-weight: 600; }
h3{ font-size: 1.15rem; font-weight: 600; }
p{ margin: 0 0 1em; color: var(--ink-soft); }
.lede{ font-size: 1.15rem; color: var(--ink-soft); max-width: 62ch; }

.eyebrow{
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--teal);
  display: inline-flex;
  align-items: center;
  gap: .5em;
  margin-bottom: .9em;
}
.eyebrow::before{
  content: "";
  width: 18px; height: 2px;
  background: var(--blue);
  display: inline-block;
}

/* ---------- Top utility bar ---------- */
.topbar{
  background: var(--navy);
  color: #cfe3e0;
  font-family: var(--font-mono);
  font-size: .82rem;
}
.topbar .wrap{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 8px;
  padding-bottom: 8px;
  gap: 12px;
  flex-wrap: wrap;
}
.topbar a{ color: #EAF6F5; text-decoration: none; }
.topbar .rating{ display:flex; align-items:center; gap:6px; }
.topbar .stars{ color: var(--gold); letter-spacing: 1px; }

/* ---------- Header / nav ---------- */
header.site-header{
  background: var(--white);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 14px;
  flex-wrap: nowrap;
}
.brand{
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}
.brand img{ height: 40px; width: auto; }
.brand-name{
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--navy);
  font-size: .95rem;
  line-height: 1.1;
  white-space: nowrap;
}
.brand-name span{
  display:block;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: .68rem;
  color: var(--teal);
  letter-spacing: .08em;
  text-transform: uppercase;
}

nav.main-nav{
  display: flex;
  gap: 16px;
  align-items: center;
  flex-shrink: 1;
  min-width: 0;
}
nav.main-nav a{
  text-decoration: none;
  color: var(--ink);
  font-weight: 500;
  font-size: .88rem;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
nav.main-nav a:hover, nav.main-nav a.active{
  border-bottom-color: var(--blue);
  color: var(--navy);
}
.has-dropdown{ position: relative; }
.dropdown{
  display:none;
  position:absolute;
  top: 100%;
  left: -14px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  padding: 8px;
  min-width: 200px;
  z-index: 60;
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown{ display:block; }
.dropdown a{
  display:block;
  border-bottom:none !important;
  padding: 9px 12px;
  border-radius: 8px;
  font-size: .9rem;
}
.dropdown a:hover{ background: var(--paper); color: var(--blue-deep); }
.nav-cta{
  display:flex;
  align-items:center;
  gap: 10px;
  flex-shrink: 0;
}
.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: .88rem;
  text-decoration: none;
  padding: 11px 18px;
  border-radius: 999px;
  transition: transform .15s ease, box-shadow .15s ease;
  white-space: nowrap;
}
.btn-primary{
  background: var(--blue);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-ghost{
  border: 1.5px solid var(--line);
  color: var(--navy);
  background: transparent;
}
.btn-ghost:hover{ border-color: var(--blue); color: var(--blue); }

.menu-toggle{
  display:none;
  background:none;
  border:none;
  cursor:pointer;
  padding: 6px;
}
.menu-toggle svg{ width:26px; height:26px; }

/* ---------- Hero ---------- */
.hero{
  position: relative;
  overflow: hidden;
  padding: 72px 0 90px;
  background:
    radial-gradient(1100px 480px at 85% -10%, rgba(0,128,255,.10), transparent 60%),
    var(--paper);
}
.hero .wrap{
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
}
.hero-badges{
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 22px 0 28px;
}
.badge{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1px solid var(--line);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: .83rem;
  font-weight: 600;
  color: var(--navy);
}
.badge .dot{ width:7px; height:7px; border-radius:50%; background: var(--teal); }
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-top: 8px; }

.hero-art{
  position: relative;
  aspect-ratio: 1/1;
  max-width: 460px;
  justify-self: end;
}

/* ---------- Signature schematic pipe line ---------- */
.pipeline{
  position: relative;
  padding-left: 42px;
}
.pipeline::before{
  content:"";
  position: absolute;
  left: 12px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: repeating-linear-gradient(
    to bottom, var(--teal) 0 6px, transparent 6px 12px
  );
}
.pipeline .joint{
  position: relative;
  padding-bottom: 46px;
}
.pipeline .joint:last-child{ padding-bottom: 0; }
.pipeline .joint::before{
  content:"";
  position: absolute;
  left: -42px;
  top: 4px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--blue);
}

/* ---------- Sections ---------- */
section{ padding: 78px 0; }
section.alt{ background: var(--white); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head{ max-width: 640px; margin-bottom: 42px; }

.grid-services{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.card{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
  transition: box-shadow .2s ease, transform .2s ease;
}
.card:hover{ box-shadow: var(--shadow); transform: translateY(-3px); }
.card .icon{
  width: 46px; height:46px;
  border-radius: 12px;
  background: var(--teal-deep);
  display:flex; align-items:center; justify-content:center;
  margin-bottom: 16px;
}
.card .icon svg{ width:24px; height:24px; stroke: #fff; }
.card.featured{
  background: var(--navy);
  border-color: var(--navy);
}
.card.featured h3, .card.featured p{ color: #fff; }
.card.featured .icon{ background: var(--blue); }
.card.featured a.card-link{ color: #9fd7d2; }

a.card-link{
  display:inline-flex; align-items:center; gap:6px;
  font-family: var(--font-mono);
  font-size: .85rem;
  color: var(--blue-deep);
  text-decoration:none;
  font-weight:600;
}

/* ---------- Zone map strip ---------- */
.zone-strip{
  display:flex; flex-wrap:wrap; gap: 10px;
}
.zone-chip{
  font-family: var(--font-mono);
  font-size: .85rem;
  padding: 8px 16px;
  border: 1px dashed var(--teal);
  border-radius: 999px;
  color: var(--teal-deep);
  background: rgba(0,114,111,.05);
}

/* ---------- Reviews ---------- */
.reviews-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.review-card{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  position: relative;
}
.review-card .stars{ color: var(--gold); letter-spacing: 2px; font-size: .95rem; margin-bottom: 10px; display:block; }
.review-card p{ color: var(--ink); font-size: .96rem; }
.review-card .who{
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--ink-soft);
  margin-top: 10px;
  display:block;
}

/* ---------- FAQ ---------- */
.faq-item{
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}
.faq-item h3{ margin-bottom: 8px; font-size: 1.05rem; }
.faq-item p{ margin: 0; }

/* ---------- CTA banner ---------- */
.cta-banner{
  background: var(--navy);
  border-radius: 22px;
  padding: 48px 40px;
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.cta-banner::after{
  content:"";
  position: absolute;
  right: -60px; top: -60px;
  width: 240px; height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,128,255,.35), transparent 70%);
}
.cta-banner h2, .cta-banner p{ color: #fff; position:relative; }
.cta-banner p{ color: #C9DAD8; }

/* ---------- Footer ---------- */
footer{
  background: var(--navy);
  color: #B9CFCC;
  padding: 56px 0 28px;
  margin-top: 40px;
}
footer .foot-grid{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 34px;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
footer h4{
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #7FCFC8;
  margin-bottom: 16px;
}
footer ul{ list-style:none; margin:0; padding:0; }
footer li{ margin-bottom: 10px; }
footer a{ color: #D9E7E5; text-decoration:none; font-size: .92rem; }
footer a:hover{ color: #fff; text-decoration: underline; }
.foot-bottom{
  padding-top: 24px;
  display:flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: .82rem;
  font-family: var(--font-mono);
  color: #8FADAA;
}

/* ---------- Sticky mobile call bar ---------- */
.call-sticky{
  display:none;
  position: fixed;
  bottom: 0; left:0; right:0;
  background: var(--blue);
  color:#fff;
  padding: 14px 20px;
  text-align:center;
  font-family: var(--font-mono);
  font-weight:600;
  text-decoration:none;
  z-index: 60;
  box-shadow: 0 -6px 20px rgba(0,0,0,.15);
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{
  background: var(--navy);
  padding: 56px 0 60px;
  position: relative;
  overflow: hidden;
}
.page-hero::after{
  content:"";
  position:absolute; right:-80px; top:-80px;
  width: 280px; height:280px; border-radius:50%;
  background: radial-gradient(circle, rgba(0,128,255,.28), transparent 70%);
}
.page-hero .eyebrow{ color: #7FCFC8; }
.page-hero .eyebrow::before{ background: var(--blue); }
.page-hero h1{ color: #fff; max-width: 780px; }
.page-hero p{ color: #C9DAD8; max-width: 60ch; }
.breadcrumb{
  font-family: var(--font-mono);
  font-size: .8rem;
  color: #8FADAA;
  margin-bottom: 18px;
}
.breadcrumb a{ color: #8FADAA; text-decoration:none; }
.breadcrumb a:hover{ color: #fff; }

.two-col{
  display:grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 46px;
  align-items:start;
}
.side-card{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  position: sticky;
  top: 100px;
}
.side-card h3{ margin-bottom: 12px; }
.side-card .phone{
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--blue-deep);
  text-decoration:none;
  display:block;
  margin: 10px 0 16px;
}
.side-list{ list-style:none; padding:0; margin: 0 0 18px; }
.side-list li{
  display:flex; justify-content:space-between;
  font-size: .88rem;
  padding: 7px 0;
  border-bottom: 1px dashed var(--line);
  color: var(--ink-soft);
}
.side-list li b{ color: var(--navy); }

.alert-signs{
  background: rgba(0,128,255,.06);
  border: 1px solid rgba(0,128,255,.25);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin: 30px 0;
}
.alert-signs h3{ margin-bottom: 12px; }
.alert-signs ul{ margin:0; padding-left: 20px; }
.alert-signs li{ color: var(--ink-soft); margin-bottom: 6px; }

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .hero .wrap{ grid-template-columns: 1fr; }
  .hero-art{ justify-self: center; order:-1; max-width: 320px; }
  .grid-services{ grid-template-columns: repeat(2, 1fr); }
  .reviews-grid{ grid-template-columns: repeat(2, 1fr); }
  .two-col{ grid-template-columns: 1fr; }
  .side-card{ position: static; }
  footer .foot-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 1080px){
  nav.main-nav, .nav-cta .btn-ghost{ display:none; }
  .menu-toggle{ display:block; }
  .grid-services{ grid-template-columns: 1fr; }
  .reviews-grid{ grid-template-columns: 1fr; }
  .cta-banner{ flex-direction:column; align-items:flex-start; }
  .call-sticky{ display:block; }
  body{ padding-bottom: 58px; }
  footer .foot-grid{ grid-template-columns: 1fr; }
  .topbar .wrap{ font-size: .74rem; }
}

/* Mobile nav panel */
.mobile-nav{
  display:none;
  flex-direction:column;
  background: var(--white);
  border-top: 1px solid var(--line);
  padding: 10px 24px 20px;
}
.mobile-nav.open{ display:flex; }
.mobile-nav a{
  text-decoration:none;
  color: var(--navy);
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-weight: 500;
}
.mobile-nav .btn{ margin-top: 14px; justify-content:center; }

/* ---------- Photo placeholder (until real photos are supplied) ---------- */
.photo-placeholder{
  border: 2px dashed var(--line);
  border-radius: var(--radius);
  background: var(--paper-dim);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--ink-soft);
  text-align: center;
  padding: 30px 20px;
  min-height: 220px;
}
.photo-placeholder svg{ width: 34px; height: 34px; stroke: var(--teal); opacity:.7; }
.photo-placeholder .ph-label{
  font-family: var(--font-mono);
  font-size: .8rem;
  max-width: 24ch;
}
.photo-row{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 30px 0;
}
@media (max-width: 760px){
  .photo-row{ grid-template-columns: 1fr; }
}

/* ---------- Process steps (genuine sequence) ---------- */
.steps{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin: 30px 0;
}
.step{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 22px;
}
.step .num{
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--blue-deep);
  font-weight: 700;
  letter-spacing: .06em;
  display:block;
  margin-bottom: 10px;
}
@media (max-width: 900px){
  .steps{ grid-template-columns: 1fr; }
}

/* ---------- About / bio section ---------- */
.about-block{
  display:grid;
  grid-template-columns: 0.9fr 1.4fr;
  gap: 40px;
  align-items:center;
}
@media (max-width: 900px){
  .about-block{ grid-template-columns: 1fr; }
}

/* ==========================================================================
   v3 (septembre 2026) : refonte de l'accueil demandee par Alain
   Hero photo pleine largeur, 3 blocs metiers, engagements, avant/apres.
   ========================================================================== */
.btn-lg{ padding: 14px 24px; font-size: .95rem; }
.btn-light{ background:#fff; color: var(--navy); box-shadow: var(--shadow-sm); }
.btn-light:hover{ transform: translateY(-2px); box-shadow: var(--shadow); }
.section-head.center{ text-align:center; margin-left:auto; margin-right:auto; max-width: 760px; }
header.site-header .wrap{ max-width: 1280px; }
@media (max-width: 1400px){ .nav-cta .btn-ghost{ display:none; } }
@media (max-width: 1200px){
  nav.main-nav{ display:none; }
  .menu-toggle{ display:block; }
}
.section-head.center .eyebrow{ justify-content:center; }
.section-head .stars, .badge .stars{ color: var(--gold); letter-spacing: 2px; }
.wrap.narrow{ max-width: 820px; }
section.pt0{ padding-top: 0; }
.zone-strip.center{ justify-content:center; }

/* Hero photo */
.hero-photo{
  position: relative;
  padding: 0;
  min-height: 560px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--navy);
}
.hero-mosaic{
  position:absolute; inset:0;
  display:grid;
  grid-template-columns: repeat(5, 1fr);
}
.hero-mosaic img{ width:100%; height:100%; object-fit:cover; }
.hero-photo::before{
  content:""; position:absolute; inset:0; z-index:1;
  background: linear-gradient(90deg, rgba(10,37,64,.92) 0%, rgba(10,37,64,.78) 45%, rgba(10,37,64,.30) 100%);
}
.hero-photo-inner{ position:relative; z-index:2; padding-top: 80px; padding-bottom: 80px; width:100%; }
.hero-photo h1{ color:#fff; max-width: 21ch; font-size: clamp(2.2rem, 4.6vw, 3.6rem); }
.hero-kicker{
  color:#7FCFC8; font-family: var(--font-display); font-weight:600;
  text-transform:uppercase; letter-spacing:.1em; font-size:.85rem; margin-bottom: 14px;
}
.hero-sub{ color:#E3EEF0; font-size: 1.25rem; max-width: 44ch; }
.hero-photo .badge{ background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.25); color:#fff; backdrop-filter: blur(4px); }

/* Trois metiers */
.trio{ display:grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
.trio-card{
  background: var(--white); border:1px solid var(--line); border-radius: var(--radius);
  overflow:hidden; display:flex; flex-direction:column;
  transition: box-shadow .2s ease, transform .2s ease;
}
.trio-card:hover{ box-shadow: var(--shadow); transform: translateY(-3px); }
.trio-card img{ width:100%; aspect-ratio: 4/3; object-fit: cover; }
.trio-body{ padding: 24px 24px 26px; display:flex; flex-direction:column; gap: 4px; flex:1; }
.trio-body h3{ font-size: 1.4rem; }
.trio-body p{ flex:1; }
.trio-body .card-link{ margin-top: 4px; }
.trio-card.featured{ border: 2px solid var(--blue); }
.trio-tag{
  align-self:flex-start; background: var(--blue); color:#fff; font-family: var(--font-display);
  font-weight:600; font-size:.72rem; letter-spacing:.06em; text-transform:uppercase;
  padding: 4px 10px; border-radius: 999px; margin-bottom: 8px;
}

/* Engagements */
.promises{ display:grid; grid-template-columns: repeat(4,1fr); gap: 22px; }
.promise{ text-align:center; padding: 10px 8px; }
.promise .icon{
  width:58px; height:58px; border-radius:50%; background: var(--teal-deep);
  display:flex; align-items:center; justify-content:center; margin: 0 auto 16px;
}
.promise .icon svg{ width:28px; height:28px; stroke:#fff; }
.promise ul{ list-style:none; padding:0; margin:0; }
.promise li{ color: var(--ink-soft); padding: 5px 0; font-size:.96rem; }

/* Avant / apres + galerie */
.before-after{
  display:grid; grid-template-columns: 1fr auto 1fr; gap: 22px; align-items:center;
  max-width: 760px; margin: 0 auto 46px;
}
.before-after figure, .gallery figure{ margin:0; }
.before-after img{ width:100%; aspect-ratio: 3/4; object-fit:cover; border-radius: var(--radius); }
.before-after figcaption, .gallery figcaption{ margin-top:10px; color: var(--ink-soft); font-size:.92rem; }
.ba-label{
  display:inline-block; margin-right:8px; padding: 2px 10px; border-radius:999px;
  background: var(--paper-dim); color: var(--navy); font-weight:600; font-size:.8rem;
}
.ba-label.after{ background: var(--teal); color:#fff; }
.ba-arrow{ font-size: 2rem; color: var(--blue); }
.ba-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 28px; margin-bottom: 46px; }
.ba-pair h3{ font-size: 1.1rem; margin: 0 0 12px; }
.ba-pair .before-after{ grid-template-columns: 1fr 1fr; gap: 10px; max-width:none; margin:0; }
@media (max-width: 1080px){
  .ba-grid{ grid-template-columns: 1fr; max-width: 560px; margin: 0 auto 46px; }
}
.gallery{ display:grid; grid-template-columns: repeat(4,1fr); gap: 18px; }
.gallery img{ width:100%; aspect-ratio: 3/4; object-fit:cover; border-radius: var(--radius); }

/* Avis */
blockquote.review-card{ margin:0; }
.review-card p{ font-size: 1.02rem; font-style: italic; }

/* A propos */
.about-photo{ margin:0; }
.about-photo img{ width:100%; max-height: 520px; object-fit:cover; border-radius: var(--radius); }

@media (max-width: 1080px){
  .trio{ gap: 16px; }
  .trio-body{ padding: 18px 18px 20px; }
  .promises{ grid-template-columns: repeat(2,1fr); }
  .gallery{ grid-template-columns: repeat(2,1fr); }
  .hero-mosaic{ grid-template-columns: repeat(3,1fr); }
  .hero-mosaic img:nth-child(n+4){ display:none; }
}
@media (max-width: 760px){
  .trio{ grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .trio-card img{ aspect-ratio: 16/10; }
}
@media (max-width: 640px){
  .hero-photo{ min-height: 0; }
  .hero-photo-inner{ padding-top: 56px; padding-bottom: 56px; }
  .hero-photo::before{ background: rgba(10,37,64,.84); }
  .hero-mosaic{ grid-template-columns: repeat(2,1fr); }
  .hero-mosaic img:nth-child(n+3){ display:none; }
  .hero-actions .btn{ width:100%; justify-content:center; }
  .promises{ grid-template-columns: 1fr; }
  .before-after{ grid-template-columns: 1fr 1fr; }
  .ba-arrow{ display:none; }
}

/* v3 : en-tete mobile (le bouton devis passe dans la barre d'appel du bas) */
@media (max-width: 640px){
  .nav-cta{ display:none; }
  .brand img{ height: 34px; }
  .brand-name span{ font-size: .6rem; letter-spacing: .04em; }
  .topbar .wrap{ justify-content:center; text-align:center; }
}

/* ==========================================================================
   v4 (novembre 2026) : conversion. Devis en ligne, barre mobile a deux
   boutons, page realisations, bandeau photo defilant.
   ========================================================================== */
.cta-actions{ display:flex; gap:12px; flex-wrap:wrap; position:relative; z-index:1; }
.btn-outline-light{ border:1.5px solid rgba(255,255,255,.65); color:#fff; background:transparent; }
.btn-outline-light:hover{ background:#fff; color: var(--navy); }

/* Barre mobile : appeler + devis */
.call-sticky{ padding:0; gap:0; }
.call-sticky a{ flex:1; color:#fff; text-decoration:none; padding:14px 10px; text-align:center; }
.call-sticky a.sticky-devis{ background: var(--navy); }
@media (max-width: 1200px){ .call-sticky{ display:flex; } body{ padding-bottom: 52px; } }

/* Formulaire de devis */
.devis-form{
  background: var(--white); border:1px solid var(--line); border-radius: var(--radius);
  padding: 30px; display:flex; flex-direction:column; gap:18px;
}
.devis-form .form-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.devis-form label{ display:flex; flex-direction:column; gap:6px; font-weight:600; font-size:.92rem; color: var(--navy); }
.devis-form .lbl em{ color: var(--blue-deep); font-style:normal; }
.devis-form input, .devis-form select, .devis-form textarea{
  font: inherit; font-weight:400; color: var(--ink);
  border:1.5px solid var(--line); border-radius: var(--radius-sm);
  padding: 12px 14px; background: var(--paper); width:100%;
}
.devis-form input[type=file]{ padding:10px; }
.devis-form input:focus, .devis-form select:focus, .devis-form textarea:focus{ outline:none; border-color: var(--blue); background:#fff; }
.devis-form .form-note{ font-size:.82rem; color: var(--ink-soft); margin:0; }
.devis-form button{ align-self:flex-start; border:none; cursor:pointer; }
.hp{ position:absolute; left:-9999px; }
.trust-list{ list-style:none; padding:0; margin:0; border-top:1px solid var(--line); padding-top:14px; }
.trust-list li{ font-size:.88rem; color: var(--ink-soft); padding:5px 0; }
.trust-list .stars{ color: var(--gold); }
@media (max-width: 640px){
  .devis-form{ padding:20px; }
  .devis-form .form-row{ grid-template-columns:1fr; }
  .devis-form button{ width:100%; justify-content:center; }
}

/* Page realisations : avant/apres sur deux colonnes */
.ba-grid-2{ grid-template-columns: repeat(2,1fr); }
@media (max-width: 1080px){ .ba-grid-2{ grid-template-columns:1fr; } }

/* Bandeau photo defilant (accueil) */
.photo-band{ background: var(--navy); padding: 46px 0; overflow:hidden; }
.photo-band-track{ display:flex; gap:16px; width:max-content; animation: band 60s linear infinite; }
.photo-band:hover .photo-band-track{ animation-play-state: paused; }
.photo-band img{ height: 280px; width:auto; aspect-ratio: 3/4; object-fit:cover; border-radius: var(--radius); }
.photo-band-foot{ text-align:center; margin-top: 28px; }
@keyframes band{ to{ transform: translateX(-50%); } }
@media (max-width: 640px){ .photo-band img{ height: 200px; } }
@media (prefers-reduced-motion: reduce){
  .photo-band{ overflow-x:auto; }
  .photo-band-track{ animation:none; }
}

/* Photo d'Alain : la source fait 287 x 510 px, on l'affiche a sa taille pour qu'elle reste nette */
.about-block{ grid-template-columns: 290px 1fr; gap: 48px; }
.about-photo img{ max-width: 290px; max-height: none; aspect-ratio: auto; }
@media (max-width: 900px){
  .about-block{ grid-template-columns: 1fr; }
  .about-photo{ justify-self:center; }
}