/* ====================================
   VARIABLES
==================================== */
:root {
  --blue:          #1B4B8A;
  --blue-dark:     #0F2E57;
  --blue-light:    #2E6DB4;
  --blue-pale:     #E8F0FA;
  --white:         #FFFFFF;
  --light:         #F4F7FB;
  --dark:          #0D1B2E;
  --text-muted:    rgba(13,27,46,0.60);
  --text-light:    rgba(13,27,46,0.38);
  --shadow-sm:     0 2px 8px rgba(13,27,46,0.08);
  --shadow-md:     0 8px 24px rgba(13,27,46,0.14);
  --shadow-lg:     0 20px 60px rgba(13,27,46,0.20);
  --shadow-blue:   0 8px 32px rgba(27,75,138,0.30);
  --radius:        14px;
  --radius-lg:     24px;
  --transition:    0.3s cubic-bezier(0.4,0,0.2,1);
  --container:     1200px;
}

/* ====================================
   RESET
==================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 16px;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; }

button { font-family: inherit; cursor: pointer; border: none; background: none; }

h1, h2, h3, h4 { font-family: 'Oswald', sans-serif; font-weight: 700; line-height: 1.2; }

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

/* ====================================
   NAVBAR
==================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 0;
  background: transparent;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(15, 46, 87, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md);
  padding: 12px 0;
}

.nav-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-brand { display: flex; flex-direction: column; }

.brand-logo {
  font-family: 'Oswald', sans-serif;
  font-size: 1.7rem;
  line-height: 1;
}

.brand-ang { color: var(--white); font-weight: 700; }

.brand-elec { color: #7BB3E8; font-weight: 400; }

.brand-tagline {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.65rem;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.03em;
  margin-top: 4px;
}

.nav-menu {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-link {
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--white);
  position: relative;
  padding: 6px 0;
  transition: var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: #7BB3E8;
  transition: width var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after { width: 100%; }

.nav-cta {
  background: var(--blue);
  color: var(--white);
  padding: 11px 24px;
  border-radius: 999px;
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
  box-shadow: var(--shadow-blue);
}

.nav-cta:hover {
  background: var(--blue-light);
  transform: translateY(-2px);
}

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 110;
}

.burger span {
  width: 26px;
  height: 2.5px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ====================================
   DRAWER MOBILE
==================================== */
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(13,27,46,0.55);
  z-index: 199;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.drawer-overlay.active {
  opacity: 1;
  visibility: visible;
}

.drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 85%;
  max-width: 360px;
  height: 100vh;
  background: var(--blue-dark);
  z-index: 200;
  padding: 80px 32px 32px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s cubic-bezier(0.4,0,0.2,1), visibility 0.35s cubic-bezier(0.4,0,0.2,1);
  display: flex;
  flex-direction: column;
}

.drawer.active {
  opacity: 1;
  visibility: visible;
}

.drawer-close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
}

.drawer-close span {
  position: absolute;
  width: 24px;
  height: 2.5px;
  background: var(--white);
  border-radius: 2px;
}

.drawer-close span:nth-child(1) { transform: rotate(45deg); }
.drawer-close span:nth-child(2) { transform: rotate(-45deg); }

.drawer-close:hover { transform: rotate(90deg); }

.drawer-menu {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.drawer-link {
  display: block;
  padding: 16px 0;
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  font-size: 1.1rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.4s ease, transform 0.4s ease, color var(--transition);
}

.drawer.active .drawer-link {
  opacity: 1;
  transform: translateX(0);
}

.drawer.active .drawer-link:nth-child(1) { transition-delay: 0.10s, 0.10s, 0s; }
.drawer.active li:nth-child(2) .drawer-link { transition-delay: 0.16s; }
.drawer.active li:nth-child(3) .drawer-link { transition-delay: 0.22s; }
.drawer.active li:nth-child(4) .drawer-link { transition-delay: 0.28s; }
.drawer.active li:nth-child(5) .drawer-link { transition-delay: 0.34s; }

.drawer-menu li:nth-child(1) .drawer-link { transition-delay: 0.10s; }
.drawer-menu li:nth-child(2) .drawer-link { transition-delay: 0.16s; }
.drawer-menu li:nth-child(3) .drawer-link { transition-delay: 0.22s; }
.drawer-menu li:nth-child(4) .drawer-link { transition-delay: 0.28s; }
.drawer-menu li:nth-child(5) .drawer-link { transition-delay: 0.34s; }

.drawer-link:hover { color: #7BB3E8; }

.drawer-cta {
  margin-top: auto;
  background: var(--blue);
  color: var(--white);
  padding: 14px 24px;
  border-radius: 999px;
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition);
}

.drawer-cta i { width: 18px; height: 18px; }

.drawer-cta:hover {
  background: var(--blue-light);
}

/* ====================================
   HERO
==================================== */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(13,27,46,0.30) 0%, rgba(15,46,87,0.40) 50%, rgba(13,27,46,0.65) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 700px;
  padding: 0 24px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.20);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  padding: 8px 18px;
  border-radius: 999px;
  margin-bottom: 28px;
}

.hero-badge i {
  width: 14px;
  height: 14px;
  color: #F5C518;
  fill: #F5C518;
}

.hero-title {
  display: flex;
  flex-direction: column;
  margin-bottom: 24px;
}

.hero-line1 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  color: var(--white);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  line-height: 1.05;
}

.hero-line2 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  color: #7BB3E8;
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  line-height: 1.05;
}

.hero-text {
  font-family: 'DM Sans', sans-serif;
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.hero-subtext {
  font-family: 'DM Sans', sans-serif;
  color: rgba(255,255,255,0.60);
  font-size: 0.95rem;
  margin-bottom: 36px;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ====================================
   BOUTONS
==================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 999px;
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.btn i { width: 18px; height: 18px; }

.btn-primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: var(--shadow-blue);
}

.btn-primary:hover {
  background: var(--blue-light);
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(27,75,138,0.40);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.btn-outline:hover {
  background: var(--white);
  color: var(--blue-dark);
  transform: translateY(-3px);
}

/* ====================================
   STATS
==================================== */
.stats {
  background: var(--blue);
  color: var(--white);
  padding: 36px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.stat {
  text-align: center;
  padding: 12px 16px;
  position: relative;
}

.stat:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  bottom: 20%;
  width: 1px;
  background: rgba(255,255,255,0.25);
}

.stat-value {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 3rem;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  color: rgba(255,255,255,0.75);
}

/* ====================================
   SECTIONS COMMUNES
==================================== */
.section {
  padding: 100px 0;
}

.section-light { background: var(--light); }
.section-white { background: var(--white); }

.section-head {
  text-align: center;
  margin-bottom: 60px;
}

.surtitle {
  display: inline-block;
  background: var(--blue-pale);
  color: var(--blue);
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  padding: 7px 18px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.section-title {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--dark);
  margin-bottom: 20px;
  line-height: 1.15;
}

.section-bar {
  width: 80px;
  height: 4px;
  background: var(--blue);
  border-radius: 2px;
  margin: 0 auto;
}

/* ====================================
   SERVICES
==================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.services-grid .service-card:nth-child(4) {
  grid-column: 1 / -1;
  max-width: calc((100% - 48px) / 3);
  justify-self: center;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-align: left;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-blue);
}

.service-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius);
  background: var(--blue-pale);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: var(--transition);
}

.service-icon i { width: 28px; height: 28px; }

.service-card:hover .service-icon {
  background: var(--blue);
  color: var(--white);
}

.service-title {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--dark);
  margin-bottom: 12px;
}

.service-text {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ====================================
   RÉALISATIONS
==================================== */
.realisations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.realisations-grid .real-card:nth-child(4) {
  grid-column: 1 / -1;
  max-width: calc((100% - 36px) / 3);
  justify-self: center;
}

.real-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4 / 3;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.real-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.real-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4,0,0.2,1);
}

.real-card:hover img { transform: scale(1.08); }

.real-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,27,46,0.85) 0%, rgba(13,27,46,0.20) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 22px;
  color: var(--white);
}

.real-title {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 1.15rem;
  margin-bottom: 4px;
}

.real-loc {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.8);
}

/* ====================================
   LIGHTBOX
==================================== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(13,27,46,0.92);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 85vh;
  text-align: center;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 80vh;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.lightbox-caption {
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  margin-top: 16px;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  z-index: 1001;
}

.lightbox-close i,
.lightbox-prev i,
.lightbox-next i {
  width: 24px;
  height: 24px;
}

.lightbox-close { top: 24px; right: 24px; }
.lightbox-prev  { left: 24px; top: 50%; transform: translateY(-50%); }
.lightbox-next  { right: 24px; top: 50%; transform: translateY(-50%); }

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background: var(--blue);
}

.lightbox-prev:hover { transform: translateY(-50%) scale(1.08); }
.lightbox-next:hover { transform: translateY(-50%) scale(1.08); }

/* ====================================
   AVIS / CAROUSEL
==================================== */
.rating {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 18px;
}

.rating i {
  width: 22px;
  height: 22px;
  fill: #F5C518;
  color: #F5C518;
}

.rating span {
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  color: var(--dark);
  margin-left: 8px;
  font-size: 1rem;
}

.carousel-container {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
}

.carousel-track-wrapper {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.carousel-track {
  display: flex;
  gap: 24px;
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
}

.testimonial-card {
  flex: 0 0 calc(50% - 12px);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 28px;
}

.testimonial-stars {
  display: flex;
  align-items: center;
  gap: 3px;
  margin-bottom: 16px;
}

.testimonial-stars i {
  width: 18px;
  height: 18px;
  fill: #F5C518;
  color: #F5C518;
}

.testimonial-stars span {
  margin-left: 8px;
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  color: var(--blue-light);
  font-size: 0.9rem;
}

.testimonial-text {
  font-family: 'DM Sans', sans-serif;
  font-style: italic;
  color: var(--dark);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.testimonial-author {
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  color: var(--blue);
  font-size: 0.95rem;
}

.carousel-buttons {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: 32px;
}

.carousel-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  box-shadow: var(--shadow-blue);
}

.carousel-btn i { width: 22px; height: 22px; }

.carousel-btn:hover {
  background: var(--blue-light);
  transform: scale(1.08);
}

/* ====================================
   CONTACT
==================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
}

.contact-col { display: flex; flex-direction: column; gap: 14px; }

.contact-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

a.contact-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: var(--blue-pale);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon i { width: 22px; height: 22px; }

.contact-info { flex: 1; min-width: 0; }

.contact-label {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

.contact-value {
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  color: var(--dark);
  font-size: 1rem;
}

.contact-col-map {
  min-height: 380px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.contact-col-map iframe {
  width: 100%;
  height: 100%;
  min-height: 380px;
  border: 0;
  display: block;
}

.horaires-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.horaires-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--blue-pale);
}

.horaires-head i {
  width: 20px;
  height: 20px;
  color: var(--blue);
}

.horaires-head span {
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  color: var(--dark);
  font-size: 1.05rem;
}

.horaire-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 14px;
  border-bottom: 1px solid rgba(13,27,46,0.06);
  border-radius: 6px;
  transition: var(--transition);
}

.horaire-row.last { border-bottom: none; }

.horaire-row.today {
  background: var(--blue-pale);
  color: var(--blue);
  border-left: 4px solid var(--blue);
  padding-left: 12px;
  border-bottom-color: transparent;
}

.horaire-row.today .horaire-jour,
.horaire-row.today .horaire-heure {
  color: var(--blue);
  font-weight: 600;
}

.horaire-jour {
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  color: var(--dark);
  font-size: 0.95rem;
}

.horaire-heure {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.horaire-heure.muted { color: var(--text-light); }

.contact-call-desktop {
  margin-top: 8px;
  width: 100%;
}

.contact-call-mobile { display: none; }

/* ====================================
   FOOTER
==================================== */
.footer {
  background: var(--blue-dark);
  color: var(--white);
  padding-top: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}

.footer-logo {
  font-family: 'Oswald', sans-serif;
  font-size: 1.8rem;
  line-height: 1;
  margin-bottom: 14px;
}

.footer-tagline {
  font-family: 'DM Sans', sans-serif;
  color: rgba(255,255,255,0.65);
  font-size: 0.92rem;
  line-height: 1.6;
  max-width: 340px;
}

.footer-title {
  font-family: 'Oswald', sans-serif;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--white);
  margin-bottom: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-divider {
  width: 40px;
  height: 2px;
  background: var(--blue-light);
  margin-bottom: 18px;
}

.footer-list { display: flex; flex-direction: column; gap: 10px; }

.footer-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,0.70);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.92rem;
}

.footer-list svg { flex-shrink: 0; opacity: 0.7; }

.footer-list a {
  color: rgba(255,255,255,0.70);
  transition: var(--transition);
}

.footer-list a:hover { color: #7BB3E8; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding: 22px 0;
  text-align: center;
  color: rgba(255,255,255,0.50);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
}

/* ====================================
   BOUTON FLOTTANT MOBILE
==================================== */
.float-call {
  display: none;
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  align-items: center;
  justify-content: center;
  z-index: 999;
  box-shadow: var(--shadow-blue);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
}

.float-call i { width: 24px; height: 24px; }

.float-call.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* ====================================
   ANIMATIONS REVEAL
==================================== */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.65s cubic-bezier(0.4,0,0.2,1), transform 0.65s cubic-bezier(0.4,0,0.2,1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.30s; }
.reveal-delay-3 { transition-delay: 0.45s; }

/* ====================================
   RESPONSIVE
==================================== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid .service-card:nth-child(4) {
    grid-column: auto;
    max-width: none;
    justify-self: stretch;
  }

  .realisations-grid { grid-template-columns: repeat(2, 1fr); }
  .realisations-grid .real-card:nth-child(4) {
    grid-column: auto;
    max-width: none;
    justify-self: stretch;
  }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .section { padding: 70px 0; }

  /* NAV */
  .nav-menu { display: none; }
  .nav-cta { display: none; }
  .burger { display: flex; }

  /* HERO */
  .hero { min-height: 560px; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .hero-buttons .btn { width: 100%; max-width: 280px; }

  /* STATS — 2x2 */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stat::after { display: none !important; }
  .stat {
    border-right: 1px solid rgba(255,255,255,0.15);
    border-bottom: 1px solid rgba(255,255,255,0.15);
    padding: 18px 12px;
  }
  .stat:nth-child(2n) { border-right: none; }
  .stat:nth-child(n+3) { border-bottom: none; }
  .stat-value { font-size: 2.4rem; }
  .stat-label { font-size: 0.85rem; }

  /* SERVICES */
  .services-grid { grid-template-columns: 1fr; }
  .services-grid .service-card:nth-child(4) {
    grid-column: auto;
    max-width: none;
  }

  /* RÉALISATIONS */
  .realisations-grid { grid-template-columns: 1fr; }
  .realisations-grid .real-card:nth-child(4) {
    grid-column: auto;
    max-width: none;
  }

  /* CAROUSEL */
  .testimonial-card { flex: 0 0 100%; }

  /* CONTACT */
  .contact-grid { grid-template-columns: 1fr; }
  .contact-col-map {
    order: -1;
    min-height: 200px;
  }
  .contact-col-map iframe { min-height: 200px; height: 200px; }

  .contact-call-desktop { display: none; }
  .contact-call-mobile {
    display: flex;
    width: 100%;
    margin-top: 8px;
  }

  /* FOOTER */
  .footer { padding-top: 50px; }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  .footer-brand {
    grid-column: 1 / -1;
    text-align: center;
    padding-bottom: 28px;
    border-bottom: 1px solid rgba(255,255,255,0.10);
  }
  .footer-brand .footer-tagline { margin: 0 auto; }
  .footer-col:nth-child(3) {
    border-left: 1px solid rgba(255,255,255,0.08);
    padding-left: 24px;
  }

  /* FLOAT */
  .float-call { display: flex; }

  /* SECTION HEAD */
  .section-head { margin-bottom: 44px; }
}

@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .nav-container { padding: 0 18px; }
  .hero-line1, .hero-line2 { font-size: clamp(2.2rem, 9vw, 3rem); }
  .stat-value { font-size: 2rem; }
}