/* ===========================================================
   S PRO-BATI 54 — Design system
   Palette : bleu marine #1B3A6B (logo/véhicules) / blanc / bleu clair
             accent ciel #2F6FD6, gris ardoise pour textes
   Display : Fraunces (empattements forts, présence physique)
   Corps    : Inter (lisibilité, devis/contact)
   =========================================================== */

:root {
  --ink: #102A4C;
  --stone: #F4F7FB;
  --stone-dark: #E4EBF5;
  --terracotta: #2F6FD6;
  --terracotta-dark: #1B3A6B;
  --sage: #1B3A6B;
  --sage-light: #4C7BC4;
  --white: #FFFFFF;
  --line: rgba(16,42,76,0.12);

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --radius: 2px;
  --container: 1180px;
}

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

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  font-family: var(--font-body);
  background: var(--stone);
  color: var(--ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; text-decoration: none; }

.wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin-bottom: 0.4em;
}

h3 {
  font-size: 1.3rem;
  margin-bottom: 0.4em;
}

p { color: rgba(28,27,25,0.78); }

.eyebrow {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--terracotta);
  display: block;
  margin-bottom: 0.9em;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 15px 28px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}
.btn:focus-visible {
  outline: 3px solid var(--sage);
  outline-offset: 2px;
}
.btn-primary {
  background: var(--terracotta);
  color: var(--white);
}
.btn-primary:hover { background: var(--terracotta-dark); transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  border-color: var(--ink);
  color: var(--ink);
}
.btn-outline:hover { background: var(--ink); color: var(--white); }

.btn-call {
  background: var(--ink);
  color: var(--white);
}
.btn-call:hover { background: #000; transform: translateY(-1px); }

.btn-light {
  background: var(--white);
  color: var(--ink);
}
.btn-light:hover { background: var(--stone-dark); }

/* ---------- Bandeau urgence / tél sticky ---------- */
.topbar {
  background: var(--ink);
  color: var(--stone);
  font-size: 0.85rem;
}
.topbar .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 9px;
  padding-bottom: 9px;
  gap: 16px;
  flex-wrap: wrap;
}
.topbar a.phone-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.02em;
}
.topbar .zone {
  opacity: 0.75;
}

/* ---------- Header ---------- */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--stone);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0;
}
.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.45rem;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo .accent { color: var(--terracotta); }
.logo-mark {
  height: 32px;
  width: auto;
  flex-shrink: 0;
  object-fit: contain;
}
.logo-mark-footer {
  height: 30px;
  background: var(--white);
  padding: 5px 10px;
  border-radius: 6px;
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.logo-name { font-size: 1em; }
.logo-tagline {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.62rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--sage);
}
.logo-tagline-footer {
  color: rgba(242,237,228,0.55);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.92rem;
  font-weight: 600;
  flex-wrap: nowrap;
  white-space: nowrap;
}
.nav-links a:hover { color: var(--terracotta); }
.nav-cta { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.nav-toggle { display: none; }

@media (max-width: 1220px) {
  .nav-links { display: none; }
  .nav-cta-btn { display: none; }
  .nav-toggle {
    display: inline-flex;
    background: none;
    border: 2px solid var(--ink);
    border-radius: var(--radius);
    padding: 8px 10px;
    cursor: pointer;
  }
}

@media (max-width: 860px) {
  .logo-mark { height: 26px; }
  .logo { font-size: 1.2rem; }
}

@media (max-width: 420px) {
  .logo-tagline { display: none; }
}

.mobile-menu {
  display: none;
  flex-direction: column;
  border-top: 1px solid var(--line);
  padding: 8px 0;
  background: var(--stone);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 14px 28px;
  font-weight: 600;
  border-bottom: 1px solid var(--line);
}
.mobile-menu-cta {
  display: flex;
  gap: 12px;
  padding: 16px 28px 18px;
  border-top: 1px solid var(--line);
  margin-top: -1px;
}
.mobile-menu-cta .btn { flex: 1; padding: 12px 14px; font-size: 0.88rem; }
@media (min-width: 1221px) {
  .mobile-menu { display: none !important; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: var(--ink);
  color: var(--white);
  overflow: hidden;
}
.hero .wrap {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
  padding-top: 86px;
  padding-bottom: 96px;
}
.hero h1 {
  color: var(--white);
  font-size: clamp(2.6rem, 5vw, 4rem);
  margin-bottom: 0.45em;
}
.hero h1 em {
  font-style: normal;
  color: var(--terracotta);
}
.hero p.lead {
  color: rgba(242,237,228,0.82);
  font-size: 1.15rem;
  max-width: 480px;
  margin-bottom: 2em;
}
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 2.4em; }
.hero-trust {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: rgba(242,237,228,0.65);
  border-top: 1px solid rgba(242,237,228,0.18);
  padding-top: 22px;
}
.hero-trust strong { color: var(--white); font-family: var(--font-display); font-size: 1.4rem; display: block; }

.rge-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(47,111,214,0.18);
  border: 1px solid rgba(47,111,214,0.45);
  color: #BFD4F5;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 7px 16px;
  border-radius: 999px;
  margin-bottom: 1.1em;
}

/* Signature graphique : coupe de mur isolé */
.wall-cut {
  position: relative;
  aspect-ratio: 3/4;
  width: 100%;
  max-width: 380px;
  justify-self: end;
}
.wall-cut svg { width: 100%; height: 100%; }

@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; padding-top: 48px; padding-bottom: 56px; }
  .wall-cut { max-width: 280px; margin: 0 auto; justify-self: center; }
}

/* ---------- Sections génériques ---------- */
section { padding: 96px 0; }
section.tight { padding: 64px 0; }
.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--line);
  border: 1px solid var(--line);
}
.service-card {
  background: var(--stone);
  padding: 40px 32px;
  position: relative;
  transition: background 0.2s ease;
}
.service-card:hover { background: var(--white); }
.service-num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--terracotta);
  font-weight: 700;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.rge-tag {
  font-family: var(--font-body);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  background: var(--sage);
  color: var(--white);
  padding: 2px 7px;
  border-radius: 999px;
}
.service-card h3 { margin-bottom: 0.5em; }
.service-card p { font-size: 0.95rem; margin-bottom: 1.2em; }
.service-card ul {
  list-style: none;
  font-size: 0.88rem;
  color: rgba(28,27,25,0.7);
}
.service-card li {
  padding: 6px 0;
  border-top: 1px solid var(--line);
}
.service-card li:first-child { border-top: none; }

@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; }
}

.services-grid-6 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 1080px) {
  .services-grid-6 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .services-grid-6 { grid-template-columns: 1fr; }
}

/* ---------- Bandeau coupe de mur explicatif ---------- */
.layers-section {
  background: var(--white);
}
.layers-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 60px;
  align-items: center;
}
.layers-diagram { width: 100%; }
.layer-list { display: flex; flex-direction: column; }
.layer-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 20px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  align-items: start;
}
.layer-item:first-child { border-top: none; }
.layer-tag {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--sage);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.layer-item h4 { font-size: 1.05rem; margin-bottom: 0.3em; }
.layer-item p { font-size: 0.92rem; margin: 0; }

@media (max-width: 860px) {
  .layers-grid { grid-template-columns: 1fr; gap: 32px; }
  .layers-diagram { max-width: 260px; margin: 0 auto; }
}

/* ---------- Pourquoi nous / chiffres ---------- */
.stats-band {
  background: var(--sage);
  color: var(--white);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 600;
  color: var(--white);
}
.stat-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.78);
  margin-top: 4px;
}
@media (max-width: 760px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 36px 24px; }
}

/* ---------- Avis ---------- */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.review-card {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 28px;
  border-radius: var(--radius);
}
.stars { color: var(--terracotta); font-size: 0.95rem; margin-bottom: 12px; letter-spacing: 2px; }
.review-card p { font-size: 0.95rem; color: var(--ink); margin-bottom: 16px; }
.review-author { font-size: 0.85rem; font-weight: 700; color: rgba(28,27,25,0.6); }
.google-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--white);
  border: 1px solid var(--line);
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 40px;
}
.google-badge .score { color: var(--terracotta); font-family: var(--font-display); font-size: 1.2rem; }

@media (max-width: 900px) {
  .reviews-grid { grid-template-columns: 1fr; }
}

/* ---------- Réalisations avant/après ---------- */
.realisations-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.realisation-card {
  position: relative;
  aspect-ratio: 4/3;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}
.realisation-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--ink);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 6px 14px;
  border-radius: 999px;
  z-index: 2;
}
.realisation-placeholder {
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(135deg, var(--stone-dark) 0, var(--stone-dark) 12px, var(--stone) 12px, var(--stone) 24px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  font-size: 0.85rem;
  color: rgba(28,27,25,0.55);
  font-weight: 600;
}
@media (max-width: 700px) {
  .realisations-grid { grid-template-columns: 1fr; }
}

/* ---------- Zone d'intervention ---------- */
.zone-section { background: var(--white); }
.zone-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.zone-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}
.zone-chip {
  border: 1px solid var(--line);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}
.map-frame {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
}
.map-frame iframe { width: 100%; height: 100%; border: 0; }

@media (max-width: 860px) {
  .zone-grid { grid-template-columns: 1fr; gap: 32px; }
}

/* ---------- Devis (formulaire) ---------- */
.quote-section {
  background: var(--ink);
  color: var(--white);
}
.quote-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
}
.quote-section .eyebrow { color: var(--terracotta); }
.quote-section h2 { color: var(--white); }
.quote-section p.lead { color: rgba(242,237,228,0.75); margin-bottom: 28px; }
.quote-perks { list-style: none; display: flex; flex-direction: column; gap: 16px; }
.quote-perks li {
  display: flex;
  gap: 12px;
  font-size: 0.95rem;
  color: rgba(242,237,228,0.85);
}
.quote-perks li::before {
  content: '';
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--terracotta);
  margin-top: 7px;
  flex-shrink: 0;
}

form#quote-form {
  background: var(--stone);
  border-radius: var(--radius);
  padding: 36px;
  color: var(--ink);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 7px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.field input, .field select, .field textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 16px;
  background: var(--white);
  color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--sage);
}
.field textarea { resize: vertical; min-height: 100px; }
.field-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.82rem;
  color: rgba(28,27,25,0.7);
}
.field-checkbox input { width: auto; margin-top: 3px; }
.form-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 8px; }
.form-msg { font-size: 0.88rem; margin-top: 14px; display: none; }
.form-msg.success { color: var(--sage); display: block; }
.form-msg.error { color: var(--terracotta-dark); display: block; }
.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; }

@media (max-width: 860px) {
  .quote-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  form#quote-form { padding: 26px; }
}

/* ---------- Footer ---------- */
footer {
  background: #14130F;
  color: rgba(242,237,228,0.7);
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(242,237,228,0.12);
}
footer h4 { color: var(--white); font-size: 0.95rem; margin-bottom: 16px; }
footer .logo { color: var(--white); margin-bottom: 14px; }
footer p { color: rgba(242,237,228,0.6); font-size: 0.9rem; }
footer ul { list-style: none; display: flex; flex-direction: column; gap: 10px; font-size: 0.9rem; }
footer ul a:hover { color: var(--white); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 22px;
  font-size: 0.8rem;
  color: rgba(242,237,228,0.45);
}

@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}

/* ---------- Bouton flottant mobile ---------- */
.mobile-call-bar {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 60;
  background: var(--terracotta);
  padding: 14px 20px;
  text-align: center;
  font-weight: 700;
  color: var(--white);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.18);
}
@media (max-width: 640px) {
  .mobile-call-bar { display: flex; align-items: center; justify-content: center; gap: 8px; }
  body { padding-bottom: 58px; }
}

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in { opacity: 1; transform: translateY(0); }