/* ==========================================================================
   TOP RENOV — Design premium
   Palette : #0B5ED7 · #063970 · #EAF3FF · #4B5563 · #FFFFFF
   ========================================================================== */

:root {
  --blue: #0B5ED7;
  --blue-dark: #063970;
  --blue-light: #EAF3FF;
  --blue-mid: #3B82F6;
  --text: #4B5563;
  --text-dark: #1F2937;
  --white: #FFFFFF;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --shadow-card: 0 4px 6px -1px rgba(6, 57, 112, 0.06), 0 12px 32px -4px rgba(6, 57, 112, 0.12);
  --shadow-card-hover: 0 8px 16px -2px rgba(6, 57, 112, 0.1), 0 24px 48px -8px rgba(11, 94, 215, 0.18);
  --shadow-btn: 0 4px 14px rgba(11, 94, 215, 0.35);
  --shadow-btn-hover: 0 8px 28px rgba(11, 94, 215, 0.45);
  --glass: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(255, 255, 255, 0.45);
  --radius: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;
  --header-h: 80px;
  --font-body: "Inter", system-ui, sans-serif;
  --font-display: "Poppins", system-ui, sans-serif;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --transition: 0.35s var(--ease);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Accessibilité : lien d'évitement */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 10000;
  padding: 0.75rem 1.25rem;
  background: var(--blue-dark);
  color: var(--white);
  font-weight: 600;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.skip-link:focus {
  top: 1rem;
  outline: 3px solid var(--blue-light);
  outline-offset: 2px;
}

/* Focus visible global */
:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 2px;
}

:focus:not(:focus-visible) {
  outline: none;
}

img { display: block; max-width: 100%; height: auto; }
a { text-decoration: none; transition: color var(--transition), background var(--transition); }
ul { list-style: none; }

.container {
  width: min(1180px, 100% - 2.5rem);
  margin-inline: auto;
}

/* --- Formes décoratives --- */
.deco-shape {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

.deco-shape--1 {
  width: 420px;
  height: 420px;
  top: 120px;
  right: -180px;
  background: radial-gradient(circle, rgba(11, 94, 215, 0.08) 0%, transparent 70%);
}

.deco-shape--2 {
  width: 300px;
  height: 300px;
  bottom: 200px;
  left: -120px;
  background: radial-gradient(circle, rgba(6, 57, 112, 0.06) 0%, transparent 70%);
}

.deco-shape--3 {
  width: 500px;
  height: 500px;
  top: 50%;
  right: -200px;
  transform: translateY(-50%);
  background: radial-gradient(circle, rgba(234, 243, 255, 0.9) 0%, transparent 65%);
}

/* --- Boutons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.8rem 1.6rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}

.btn:hover { transform: translateY(-3px); }
.btn:active { transform: translateY(-1px); }

.btn--primary {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-mid) 100%);
  color: var(--white);
  box-shadow: var(--shadow-btn);
}

.btn--primary:hover {
  color: var(--white);
  box-shadow: var(--shadow-btn-hover);
  background: linear-gradient(135deg, #0a54c4 0%, var(--blue) 100%);
}

.btn--glow:hover {
  box-shadow: 0 0 0 4px rgba(11, 94, 215, 0.2), var(--shadow-btn-hover);
}

.btn--white {
  background: var(--white);
  color: var(--blue-dark);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.btn--white:hover {
  color: var(--blue);
  background: var(--blue-light);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.15);
}

.btn--ghost {
  background: var(--blue-light);
  color: var(--blue);
  border-color: transparent;
}

.btn--ghost:hover {
  background: var(--blue);
  color: var(--white);
}

.btn--glass {
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.28);
  backdrop-filter: blur(8px);
}

.btn--glass:hover {
  background: rgba(255, 255, 255, 0.22);
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.45);
}

.header--hero .btn--ghost {
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.22);
}

.header--hero .btn--ghost:hover {
  background: var(--white);
  color: var(--blue-dark);
}

.header--scrolled .btn--ghost {
  background: var(--blue-light);
  color: var(--blue);
  border-color: transparent;
}

.header--scrolled .btn--ghost:hover {
  background: var(--blue);
  color: var(--white);
}

.btn--outline-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.45);
}

.btn--outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
  border-color: var(--white);
}

.btn--sm { padding: 0.6rem 1.2rem; font-size: 0.875rem; }
.btn--lg { padding: 1rem 2rem; font-size: 1rem; }
.btn--full { width: 100%; }

.btn:disabled {
  opacity: 0.75;
  cursor: not-allowed;
  transform: none;
  pointer-events: none;
}

/* --- Header glassmorphism --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.header--hero {
  background: transparent;
  border-bottom: 1px solid transparent;
}

.header--hero .nav__link { color: rgba(255, 255, 255, 0.9); }
.header--hero .nav__link:hover,
.header--hero .nav__link--active { color: var(--white); }
.header--hero .logo__renov { color: var(--white); }
.header--hero .nav-toggle span { background: var(--white); }

.header--scrolled {
  background: var(--glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 30px rgba(6, 57, 112, 0.08);
}

.header--scrolled .nav__link { color: var(--text); }
.header--scrolled .nav__link:hover,
.header--scrolled .nav__link--active { color: var(--blue); }
.header--scrolled .logo__renov { color: var(--blue-dark); }
.header--scrolled .nav-toggle span { background: var(--blue-dark); }

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: inherit;
}

.logo:hover { color: inherit; }

.logo__icon {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-mid) 100%);
  color: var(--white);
  border-radius: 12px;
  font-size: 1.1rem;
  box-shadow: 0 4px 12px rgba(11, 94, 215, 0.3);
}

.logo__text {
  display: flex;
  align-items: baseline;
  gap: 0.2rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.03em;
}

.logo__top { color: var(--blue); }
.logo__renov { color: var(--blue-dark); transition: color var(--transition); }

.logo--footer .logo__icon { background: rgba(255, 255, 255, 0.15); box-shadow: none; }
.logo--footer .logo__top { color: #93C5FD; }
.logo--footer .logo__renov { color: var(--white); }

/* Navigation */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 46px;
  height: 46px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 12px;
  cursor: pointer;
  padding: 10px;
  z-index: 1002;
  transition: background var(--transition);
}

.header--scrolled .nav-toggle {
  background: var(--blue-light);
  border-color: transparent;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  margin-inline: auto;
  transition: transform var(--transition), opacity var(--transition), background var(--transition);
}

.nav-toggle--open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle--open span:nth-child(2) { opacity: 0; }
.nav-toggle--open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__mobile-header,
.nav__close { display: none; }

.nav__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav__actions .nav__cta-secondary { display: none; }

.nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav__link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  border-radius: var(--radius-full);
  transition: background var(--transition), color var(--transition);
}

.nav__link i { font-size: 0.8rem; opacity: 0.7; }

.nav__link:hover,
.nav__link--active {
  background: var(--blue-light);
  color: var(--blue);
}

.header--hero .nav__link:hover,
.header--hero .nav__link--active {
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 3rem) 0 5rem;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, rgba(6, 57, 112, 0.92) 0%, rgba(6, 57, 112, 0.75) 40%, rgba(11, 94, 215, 0.65) 100%);
}

.hero__deco {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
}

.hero__deco--1 {
  width: 600px;
  height: 600px;
  top: -200px;
  right: -150px;
  background: radial-gradient(circle, rgba(11, 94, 215, 0.25) 0%, transparent 65%);
  animation: float 8s ease-in-out infinite;
}

.hero__deco--2 {
  width: 400px;
  height: 400px;
  bottom: -100px;
  left: -100px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 65%);
  animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -20px); }
}

.hero__layout {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.hero__content { max-width: 780px; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.15rem;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius-full);
  color: rgba(255, 255, 255, 0.95);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(12px);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 5.5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.12;
  color: var(--white);
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero__highlight {
  background: linear-gradient(90deg, #93C5FD, #DBEAFE);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: clamp(1.05rem, 2.2vw, 1.2rem);
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 2.25rem;
  max-width: 600px;
  line-height: 1.75;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  max-width: 780px;
}

.hero__stat {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem 1.35rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  transition: transform var(--transition), background var(--transition);
}

.hero__stat:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.15);
}

.hero__stat > i {
  font-size: 1.35rem;
  color: #93C5FD;
  margin-top: 2px;
}

.hero__stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.15rem;
}

.hero__stat span {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
}

.fade-in {
  opacity: 0;
  transform: translateY(28px);
  animation: fadeInUp 0.8s var(--ease) forwards;
}

.fade-in:nth-child(2) { animation-delay: 0.12s; }
.fade-in:nth-child(3) { animation-delay: 0.24s; }
.fade-in:nth-child(4) { animation-delay: 0.36s; }
.fade-in:nth-child(5) { animation-delay: 0.48s; }

@keyframes fadeInUp {
  to { opacity: 1; transform: translateY(0); }
}

/* --- Sections --- */
.section { padding: 6rem 0; position: relative; }
.section--alt { background: var(--gray-50); }

.section-header { margin-bottom: 3.5rem; }

.section-header--center {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
}

.section-header--light .section-title { color: var(--white); }
.section-header--light .section-desc { color: rgba(255, 255, 255, 0.8); }
.section-header--light .section-tag { background: rgba(255, 255, 255, 0.15); color: var(--white); }

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 1rem;
  background: var(--blue-light);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--blue);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--blue-dark);
  line-height: 1.2;
  margin-bottom: 0.85rem;
  letter-spacing: -0.02em;
}

.section-desc {
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1.75;
}

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

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

/* --- Carrousel --- */
.carousel-section {
  padding: 5rem 0 6rem;
  background: var(--white);
}

.carousel-section .container {
  padding-bottom: 0.5rem;
}

.carousel {
  position: relative;
  max-width: 1180px;
  margin-inline: auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card-hover);
  isolation: isolate;
}

.carousel__track {
  position: relative;
  aspect-ratio: 16 / 7;
  min-height: 300px;
  background: var(--blue-dark);
}

.carousel__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  z-index: 0;
  transition: opacity 0.85s var(--ease), visibility 0.85s var(--ease);
  pointer-events: none;
}

.carousel__slide--active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
  pointer-events: auto;
}

.carousel__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1);
}

.carousel__slide--active img {
  animation: carouselKenBurns 4s linear forwards;
}

@keyframes carouselKenBurns {
  from { transform: scale(1); }
  to { transform: scale(1.07); }
}

.carousel__caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 3.5rem 2.5rem 3.25rem;
  background: linear-gradient(to top, rgba(6, 57, 112, 0.96) 0%, rgba(6, 57, 112, 0.55) 55%, transparent 100%);
  color: var(--white);
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease) 0.15s, transform 0.6s var(--ease) 0.15s;
}

.carousel__slide--active .carousel__caption {
  opacity: 1;
  transform: translateY(0);
}

.carousel__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  background: var(--blue);
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.65rem;
  box-shadow: 0 2px 8px rgba(11, 94, 215, 0.35);
}

.carousel__caption h3 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 1.9rem);
  font-weight: 700;
  margin-bottom: 0.45rem;
  line-height: 1.25;
}

.carousel__caption p {
  font-size: clamp(0.875rem, 2vw, 0.95rem);
  opacity: 0.92;
  max-width: 540px;
  line-height: 1.6;
}

.carousel__btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.95);
  color: var(--blue-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  box-shadow: var(--shadow-card);
  transition: background var(--transition), transform var(--transition), color var(--transition), opacity var(--transition);
  z-index: 3;
  opacity: 0.92;
}

.carousel:hover .carousel__btn { opacity: 1; }

.carousel__btn:hover {
  background: var(--blue);
  color: var(--white);
  transform: translateY(-50%) scale(1.08);
}

.carousel__btn:focus-visible {
  outline: 3px solid var(--blue-light);
  outline-offset: 2px;
}

.carousel__btn--prev { left: 1.25rem; }
.carousel__btn--next { right: 1.25rem; }

.carousel__dots {
  position: absolute;
  bottom: 1.35rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 0.45rem;
  z-index: 3;
  padding: 0.4rem 0.75rem;
  background: rgba(6, 57, 112, 0.35);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
}

.carousel__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.45);
  cursor: pointer;
  padding: 0;
  transition: background var(--transition), width var(--transition), transform var(--transition);
}

.carousel__dot:hover {
  background: rgba(255, 255, 255, 0.75);
  transform: scale(1.15);
}

.carousel__dot--active {
  background: var(--white);
  width: 26px;
  border-radius: var(--radius-full);
}

.carousel__dot:focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 2px;
}

/* Barre de progression autoplay */
.carousel__progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: rgba(255, 255, 255, 0.2);
  z-index: 3;
}

.carousel__progress-bar {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--blue), #93C5FD);
  transition: width 0.1s linear;
}

.carousel--paused .carousel__progress-bar {
  opacity: 0.5;
}

.carousel--paused .carousel__slide--active img {
  animation-play-state: paused;
}

/* --- Services --- */
.services { position: relative; overflow: hidden; }

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.service-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--blue-mid));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(11, 94, 215, 0.2);
}

.service-card:hover::before { transform: scaleX(1); }

.service-card__icon {
  width: 58px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-light);
  border-radius: 16px;
  color: var(--blue);
  font-size: 1.4rem;
  margin-bottom: 1.35rem;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

.service-card:hover .service-card__icon {
  background: var(--blue);
  color: var(--white);
  transform: scale(1.05);
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--blue-dark);
  margin-bottom: 0.6rem;
  line-height: 1.35;
}

.service-card p {
  font-size: 0.925rem;
  color: var(--text);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue);
  transition: gap var(--transition), color var(--transition);
}

.service-card__link:hover {
  color: var(--blue-dark);
  gap: 0.65rem;
}

/* Liens internes SEO dans les sections */
.hero__subtitle a,
.section-desc a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(11, 94, 215, 0.45);
  transition: color var(--transition), text-decoration-color var(--transition);
}

.hero__subtitle a {
  text-decoration-color: rgba(255, 255, 255, 0.5);
}

.hero__subtitle a:hover {
  color: var(--white);
  text-decoration-color: var(--white);
}

.section-desc a {
  color: var(--blue-dark);
  font-weight: 500;
}

.section-desc a:hover {
  color: var(--blue);
  text-decoration-color: var(--blue);
}

.section-header--light .section-desc a {
  color: rgba(255, 255, 255, 0.95);
  text-decoration-color: rgba(255, 255, 255, 0.45);
}

.section-header--light .section-desc a:hover {
  color: var(--white);
  text-decoration-color: var(--white);
}

/* --- Avantages --- */
.advantages__layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 4rem;
  align-items: center;
}

.advantages__intro .btn { margin-top: 2rem; }

.advantages__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.advantage-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.advantage-card__icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-light);
  color: var(--blue);
  border-radius: 14px;
  font-size: 1.2rem;
  margin-bottom: 1.15rem;
  transition: background var(--transition), color var(--transition);
}

.advantage-card:hover .advantage-card__icon {
  background: var(--blue);
  color: var(--white);
}

.advantage-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--blue-dark);
  margin-bottom: 0.45rem;
}

.advantage-card p {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.65;
}

/* --- Galerie --- */
.gallery__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

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

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.gallery__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(6, 57, 112, 0.55);
  color: var(--white);
  font-size: 1.75rem;
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery__item:hover img { transform: scale(1.08); }
.gallery__item:hover .gallery__overlay { opacity: 1; }

/* --- Contact --- */
.contact {
  position: relative;
  padding: 6rem 0;
  overflow: hidden;
}

.contact__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, var(--blue-dark) 0%, var(--blue) 55%, #1D6FE8 100%);
  z-index: -1;
}

.contact__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 10% 80%, rgba(6, 57, 112, 0.4) 0%, transparent 50%);
}

.contact__layout {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 2rem;
  align-items: start;
}

.contact__cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 1.15rem;
  padding: 1.35rem 1.5rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  color: var(--white);
  transition: transform var(--transition), background var(--transition);
}

a.contact-card:hover {
  transform: translateX(6px);
  background: rgba(255, 255, 255, 0.16);
  color: var(--white);
}

.contact-card__icon {
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  font-size: 1.1rem;
}

.contact-card__label {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.75;
  margin-bottom: 0.2rem;
}

.contact-card strong {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.5;
}

.contact-card--legal strong { font-size: 0.85rem; font-weight: 500; }

.contact__form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: 0 24px 64px rgba(6, 57, 112, 0.25);
}

.contact__form-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--blue-dark);
  margin-bottom: 1.75rem;
  padding-bottom: 1.25rem;
  border-bottom: 2px solid var(--blue-light);
}

.contact__form-title i { color: var(--blue); }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group { margin-bottom: 1.35rem; }

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.45rem;
}

.form-group label span { color: var(--blue); }

.form-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.form-input-wrap > i {
  position: absolute;
  left: 1rem;
  color: var(--text);
  opacity: 0.45;
  font-size: 0.9rem;
  pointer-events: none;
  z-index: 1;
}

.form-input-wrap--textarea > i { top: 1rem; align-self: flex-start; }

.form-input-wrap input,
.form-input-wrap select,
.form-input-wrap textarea {
  width: 100%;
  padding: 0.85rem 1rem 0.85rem 2.75rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-dark);
  background: var(--gray-50);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.form-input-wrap textarea {
  resize: vertical;
  min-height: 130px;
  padding-top: 0.85rem;
}

.form-input-wrap input:focus,
.form-input-wrap select:focus,
.form-input-wrap textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(11, 94, 215, 0.12);
  background: var(--white);
}

.honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  pointer-events: none;
}

/* Validation formulaire */
.form-global-error {
  padding: 0.85rem 1rem;
  margin-bottom: 1.25rem;
  background: #FEF2F2;
  border: 1px solid #FECACA;
  border-radius: var(--radius);
  color: #B91C1C;
  font-size: 0.9rem;
  line-height: 1.5;
}

.form-global-error[hidden] { display: none; }

.form-error {
  display: block;
  min-height: 0;
  margin-top: 0.4rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: #DC2626;
  line-height: 1.4;
}

.form-error:empty { display: none; }

.form-group--error .form-input-wrap input,
.form-group--error .form-input-wrap select,
.form-group--error .form-input-wrap textarea {
  border-color: #F87171;
  background: #FEF2F2;
}

.form-group--error .form-input-wrap input:focus,
.form-group--error .form-input-wrap select:focus,
.form-group--error .form-input-wrap textarea:focus {
  border-color: #DC2626;
  box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.12);
}

/* --- Footer --- */
.footer {
  position: relative;
  background: var(--blue-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: 0 0 2rem;
}

.footer__wave {
  color: var(--blue);
  line-height: 0;
  margin-top: -1px;
}

.footer__wave svg {
  display: block;
  width: 100%;
  height: 60px;
}

.footer__cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 2.5rem 0 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 3rem;
}

.footer__cta-heading {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.4rem;
}

.footer__cta-text p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.88);
}

.footer__cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  flex-shrink: 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}

.footer__brand p {
  font-size: 0.9rem;
  max-width: 300px;
  line-height: 1.7;
  margin-top: 1rem;
}

.footer__col h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer__col li {
  font-size: 0.9rem;
  margin-bottom: 0.55rem;
  line-height: 1.55;
}

.footer__col a { color: rgba(255, 255, 255, 0.85); }
.footer__col a:hover { color: var(--white); }

.footer__contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.footer__contact-list i {
  color: #93C5FD;
  margin-top: 4px;
  font-size: 0.85rem;
  width: 16px;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
}

.footer__bottom p {
  font-size: 0.85rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.72);
}

/* --- Boutons flottants contact --- */
.fab-group {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 998;
  display: none;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.65rem;
}

.fab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--white);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-btn);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.fab:hover {
  color: var(--white);
  transform: translateY(-3px);
  box-shadow: var(--shadow-btn-hover);
}

.fab--call {
  padding: 0.9rem 1.35rem;
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-mid) 100%);
  animation: fabPulse 2.5s ease-in-out infinite;
}

.fab--email {
  width: 48px;
  height: 48px;
  font-size: 1.05rem;
  background: var(--white);
  color: var(--blue-dark);
  border: 2px solid var(--blue-light);
  box-shadow: 0 4px 16px rgba(6, 57, 112, 0.18);
}

.fab--email:hover {
  background: var(--blue-light);
  color: var(--blue-dark);
}

@keyframes fabPulse {
  0%, 100% { box-shadow: 0 6px 24px rgba(11, 94, 215, 0.45); }
  50% { box-shadow: 0 8px 36px rgba(11, 94, 215, 0.65); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal { opacity: 1; transform: none; }
  .fade-in { opacity: 1; transform: none; animation: none; }
  .carousel__slide--active img { animation: none; }
  .fab--call { animation: none; }
}

/* --- Page merci --- */
.merci-page {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, var(--blue-light) 0%, var(--gray-50) 100%);
  padding: 2rem;
}

.merci__card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.75rem;
  text-align: center;
  max-width: 540px;
  box-shadow: var(--shadow-card-hover);
  border: 1px solid var(--gray-200);
}

.merci__icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-light);
  border-radius: 50%;
  color: var(--blue);
  font-size: 2rem;
}

.merci__card h1 {
  font-family: var(--font-display);
  font-size: 1.85rem;
  color: var(--blue-dark);
  margin-bottom: 1rem;
}

.merci__card p {
  color: var(--text);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.merci__actions {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.merci__actions .btn--outline-light {
  color: var(--blue);
  border-color: var(--blue);
}

.merci__actions .btn--outline-light:hover {
  background: var(--blue-light);
  color: var(--blue-dark);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1100px) {
  .nav__list { gap: 0.1rem; }
  .nav__link { padding: 0.5rem 0.65rem; font-size: 0.85rem; }
  .nav__actions .btn--sm { padding: 0.55rem 1rem; font-size: 0.8rem; }
}

@media (max-width: 1024px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
  .advantages__layout { grid-template-columns: 1fr; gap: 3rem; }
  .contact__layout { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__cta { flex-direction: column; text-align: center; }
  .footer__cta-actions { justify-content: center; }
}

@media (max-width: 768px) {
  :root { --header-h: 72px; }

  .section { padding: 4.5rem 0; }

  .nav-toggle { display: flex; }

  .nav {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    padding: 0;
    background: linear-gradient(165deg, var(--blue-dark) 0%, var(--blue) 100%);
    transform: translateX(100%);
    transition: transform 0.4s var(--ease);
    z-index: 1001;
    overflow-y: auto;
  }

  .nav--open { transform: translateX(0); }

  .nav__mobile-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .logo--nav .logo__top { color: #93C5FD; }
  .logo--nav .logo__renov { color: var(--white); }

  .nav__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.12);
    border: none;
    border-radius: 12px;
    color: var(--white);
    font-size: 1.25rem;
    cursor: pointer;
    transition: background var(--transition);
  }

  .nav__close:hover { background: rgba(255, 255, 255, 0.2); }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 1.5rem;
  }

  .nav__link {
    padding: 1rem 1.15rem;
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius);
    border-bottom: none;
  }

  .nav__link:hover,
  .nav__link--active {
    background: rgba(255, 255, 255, 0.12);
    color: var(--white);
  }

  .nav__actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 0 1.5rem 2rem;
    margin-top: auto;
  }

  .nav__actions .nav__cta,
  .nav__actions .nav__cta-secondary,
  .nav__actions .nav__email {
    display: flex;
    width: 100%;
    justify-content: center;
  }

  .nav__actions .nav__email {
    background: rgba(255, 255, 255, 0.12);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.25);
    padding: 0.8rem 1.6rem;
    font-weight: 600;
    border-radius: var(--radius-full);
  }

  .nav__actions .nav__email:hover {
    background: var(--white);
    color: var(--blue-dark);
  }

  .nav__actions .nav__cta-secondary {
    display: flex;
    background: rgba(255, 255, 255, 0.12);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.25);
    padding: 0.8rem 1.6rem;
    font-weight: 600;
    border-radius: var(--radius-full);
  }

  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(6, 57, 112, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
  }

  .nav-overlay--visible { opacity: 1; pointer-events: auto; }

  .hero__stats { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }

  .carousel {
    margin-inline: 1rem;
    border-radius: var(--radius);
  }

  .carousel__track { aspect-ratio: 4 / 3; min-height: 260px; }
  .carousel__btn { width: 42px; height: 42px; font-size: 0.85rem; opacity: 1; }
  .carousel__btn--prev { left: 0.65rem; }
  .carousel__btn--next { right: 0.65rem; }
  .carousel__caption { padding: 2.5rem 1.25rem 3.5rem; }
  .carousel__dots { bottom: 0.85rem; gap: 0.35rem; padding: 0.35rem 0.6rem; }

  .services__grid { grid-template-columns: 1fr; }
  .advantages__grid { grid-template-columns: 1fr; }
  .gallery__grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }

  .footer__grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer__cta-actions { flex-direction: column; width: 100%; }
  .footer__cta-actions .btn { width: 100%; justify-content: center; }

  .fab-group { display: flex; }

  body { padding-bottom: 5.5rem; }

  .carousel__caption {
    padding: 2rem 1.25rem 3.75rem;
  }

  .carousel__dots {
    bottom: 0.65rem;
  }

  .nav-toggle {
    position: relative;
    z-index: 1002;
  }
}

@media (max-width: 480px) {
  .container { width: min(1180px, 100% - 1.5rem); }
  .gallery__grid { grid-template-columns: 1fr; }
  .contact__form { padding: 1.75rem 1.25rem; }
  .carousel__caption { padding: 2rem 1.25rem 1.5rem; }
}