/* ============================================
   FERBO — Cover Styl' Spécialiste
   Charte graphique premium
   ============================================ */

:root {
  /* Couleurs de marque */
  --black: #0a0a0a;
  --black-soft: #141414;
  --white: #f4f2ee;
  --white-pure: #ffffff;
  --green: #53AF32;          /* Vert FERBO authentique */
  --green-bright: #6FC94A;   /* Vert plus clair (hover) */
  --green-deep: #3F8927;     /* Vert profond */
  --grey-900: #0d0d0d;
  --grey-800: #1a1a1a;
  --grey-700: #2a2a2a;
  --grey-600: #3a3a3a;
  --grey-500: #555;
  --grey-400: #888;
  --grey-300: #aaa;
  --grey-200: #cfcfcf;
  --grey-100: #e8e8e8;

  /* Typographie */
  --font-display: 'Bebas Neue', 'Arial Narrow', sans-serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Transitions */
  --t-fast: 0.2s ease;
  --t-med: 0.35s ease;
  --t-slow: 0.6s ease;

  /* Espacements */
  --container: 1280px;
  --gutter: 48px;
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  position: relative;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url('../img/decor/canvas-ronds.png');
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  opacity: 0.03;
  filter: invert(1) brightness(2);
  pointer-events: none;
  z-index: 0;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }
input, textarea, select { font-family: inherit; }

/* ============================================
   TYPOGRAPHIE
   ============================================ */
.h-display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.5px;
  line-height: 0.95;
}
.h-display .outline { -webkit-text-stroke: 1px var(--white); color: transparent; }
.h-display .green { color: var(--green); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 20px;
}
.eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--green);
}

/* ============================================
   NAV
   ============================================ */
nav.main-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 48px;
  background: linear-gradient(to bottom, rgba(10,10,10,0.96), rgba(10,10,10,0.4));
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: padding var(--t-med), background var(--t-med);
}
nav.main-nav.scrolled {
  padding: 12px 48px;
  background: rgba(10,10,10,0.97);
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}
.nav-logo { display: inline-flex; align-items: center; }
.nav-logo img { height: 36px; width: auto; }
.nav-links {
  display: flex;
  gap: 36px;
  align-items: center;
}
.nav-links a {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  color: var(--grey-300);
  transition: color var(--t-fast);
  position: relative;
  padding: 8px 0;
}
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--green);
}
.nav-cta {
  background: var(--green) !important;
  color: var(--black) !important;
  padding: 12px 28px !important;
  font-weight: 600 !important;
  letter-spacing: 1.5px !important;
  white-space: nowrap;
  transition: transform var(--t-fast), background var(--t-fast) !important;
}
.nav-cta:hover {
  background: var(--green-bright) !important;
  transform: translateY(-2px);
  color: var(--black) !important;
}
.nav-cta::after { display: none !important; }

/* Sélecteur langue */
.lang-switch {
  display: flex;
  gap: 4px;
  align-items: center;
  border: 1px solid var(--grey-700);
  border-radius: 2px;
  padding: 2px;
}
.lang-switch a {
  display: inline-block;
  font-size: 10px !important;
  letter-spacing: 1.5px !important;
  padding: 5px 9px !important;
  color: var(--grey-400) !important;
  transition: all var(--t-fast);
}
.lang-switch a:hover { color: var(--white) !important; }
.lang-switch a.active {
  background: var(--green);
  color: var(--black) !important;
}
.lang-switch a.active::after { display: none; }

/* Nav phone (toujours visible) */
.nav-phone {
  display: inline-flex !important;
  align-items: center;
  gap: 8px;
  color: var(--white) !important;
  font-size: 13px !important;
  font-weight: 500 !important;
  letter-spacing: 1px !important;
  padding: 8px 14px !important;
  border: 1px solid var(--grey-700);
  border-radius: 2px;
  transition: all var(--t-fast);
  text-transform: none !important;
}
.nav-phone svg { width: 15px; height: 15px; stroke: var(--green); fill: none; stroke-width: 2; }
.nav-phone:hover {
  border-color: var(--green);
  color: var(--green) !important;
}
.nav-phone::after { display: none !important; }

/* Mobile toggle */
.nav-toggle {
  display: none;
  width: 32px;
  height: 32px;
  color: var(--white);
}
.nav-toggle svg { width: 100%; height: 100%; }

/* ============================================
   BOUTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 32px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  transition: all var(--t-fast);
  cursor: pointer;
  border: 1px solid transparent;
  text-align: center;
  line-height: 1;
}
.btn-primary {
  background: var(--green);
  color: var(--black);
}
.btn-primary:hover {
  background: var(--green-bright);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(83, 175, 50, 0.3);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--grey-600);
}
.btn-outline:hover {
  border-color: var(--green);
  color: var(--green);
}
.btn-ghost {
  color: var(--white);
  padding: 8px 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-weight: 500;
  transition: gap var(--t-fast), color var(--t-fast);
}
.btn-ghost:hover { gap: 18px; color: var(--green); }
.btn-ghost::after {
  content: '→';
  font-family: var(--font-display);
  font-size: 18px;
}
.btn-dark {
  background: var(--black);
  color: var(--white);
}
.btn-dark:hover {
  background: var(--grey-700);
  transform: translateY(-2px);
}

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: flex-end;
  padding: 120px 48px 100px;
  overflow: hidden;
}
.hero-bg-video, .hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* ============================================
   HERO SLIDESHOW
   ============================================ */
.hero-slideshow {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.8s ease-in-out, transform 7s ease-in-out;
  transform: scale(1.05);
}
.hero-slide.active {
  opacity: 1;
  transform: scale(1.12);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse at 75% 40%, rgba(83,175,50,0.18) 0%, transparent 55%),
    linear-gradient(135deg, rgba(10,10,10,0.85) 0%, rgba(10,10,10,0.55) 50%, rgba(10,20,10,0.92) 100%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.5;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 80px, rgba(83,175,50,0.05) 80px, rgba(83,175,50,0.05) 81px),
    repeating-linear-gradient(90deg, transparent, transparent 80px, rgba(83,175,50,0.05) 80px, rgba(83,175,50,0.05) 81px);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1000px;
  width: 100%;
}
.hero-tag {
  position: absolute;
  top: 130px;
  right: 60px;
  z-index: 1;
  writing-mode: vertical-rl;
  font-size: 10px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--grey-300);
  display: flex;
  align-items: center;
  gap: 16px;
}
.hero-tag::before {
  content: '';
  width: 1px;
  height: 60px;
  background: var(--green);
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(56px, 9vw, 140px);
  line-height: 0.92;
  margin-bottom: 28px;
}
.hero-title .outline { -webkit-text-stroke: 1px var(--white); color: transparent; }
.hero-title .green { color: var(--green); }
.hero-sub {
  font-size: 17px;
  font-weight: 300;
  color: var(--grey-200);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: 44px;
}
.hero-actions {
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
}
.hero-scroll {
  position: absolute;
  bottom: 36px;
  right: 60px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 10px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--grey-300);
  animation: bounce 2.4s infinite;
}
.hero-scroll::after {
  content: '';
  width: 1px;
  height: 44px;
  background: linear-gradient(var(--green), transparent);
}
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }

/* Page hero (inner pages) */
.page-hero {
  position: relative;
  padding: 200px 48px 100px;
  border-bottom: 1px solid var(--grey-800);
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 30%, rgba(83,175,50,0.12) 0%, transparent 55%),
    linear-gradient(180deg, var(--grey-900) 0%, var(--black) 100%);
  z-index: 0;
}
.page-hero-content { position: relative; z-index: 1; max-width: var(--container); margin: 0 auto; }
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(52px, 8vw, 110px);
  line-height: 0.95;
  margin-bottom: 24px;
}
.page-hero p {
  font-size: 17px;
  font-weight: 300;
  color: var(--grey-200);
  max-width: 700px;
  line-height: 1.7;
}

/* ============================================
   MARQUEE
   ============================================ */
.marquee {
  border-top: 1px solid var(--grey-800);
  border-bottom: 1px solid var(--grey-800);
  padding: 22px 0;
  overflow: hidden;
  background: rgba(15,15,15,0.95);
  position: relative;
  z-index: 1;
}
.marquee-track {
  display: flex;
  animation: marquee 45s linear infinite;
  white-space: nowrap;
  width: fit-content;
}
.marquee-item {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 5px;
  color: var(--grey-300);
  padding: 0 40px;
  display: flex;
  align-items: center;
  gap: 40px;
  flex-shrink: 0;
}
.marquee-item .dot {
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  flex-shrink: 0;
}
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ============================================
   SECTIONS
   ============================================ */
section { padding: 110px 48px; position: relative; z-index: 1; }
.container { max-width: var(--container); margin: 0 auto; }
.section-title {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 80px);
  line-height: 1;
  margin-bottom: 24px;
}
.section-title .outline { -webkit-text-stroke: 1px var(--white); color: transparent; }
.section-title .green { color: var(--green); }
.section-intro {
  max-width: 600px;
  font-size: 16px;
  color: var(--grey-300);
  line-height: 1.75;
  font-weight: 300;
}
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 50px;
  margin-bottom: 70px;
  flex-wrap: wrap;
}
.section-header .section-intro { margin-bottom: 0; }

/* ============================================
   USPs (page d'accueil)
   ============================================ */
.usps {
  background: rgba(15,15,15,0.85);
}
.usps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--grey-800);
  border: 1px solid var(--grey-800);
}
.usp {
  background: var(--black);
  padding: 50px 40px;
  transition: background var(--t-med), transform var(--t-med);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.usp:hover { background: var(--grey-900); transform: translateY(-4px); }
.usp-icon {
  width: 48px;
  height: 48px;
  color: var(--green);
}
.usp-icon svg { width: 100%; height: 100%; stroke: var(--green); fill: none; stroke-width: 1.4; }
.usp-title {
  font-family: var(--font-display);
  font-size: 24px;
  letter-spacing: 2px;
  color: var(--white);
}
.usp-text {
  font-size: 14px;
  color: var(--grey-300);
  line-height: 1.7;
  font-weight: 300;
}

/* ============================================
   ABOUT (sur Accueil + page À propos)
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-text p {
  font-size: 16px;
  font-weight: 300;
  line-height: 1.85;
  color: var(--grey-200);
  margin-bottom: 22px;
}
.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 48px;
}
.stat {
  border-left: 2px solid var(--green);
  padding-left: 22px;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 50px;
  color: var(--green);
  line-height: 1;
}
.stat-label {
  font-size: 11px;
  color: var(--grey-300);
  letter-spacing: 2px;
  margin-top: 8px;
  text-transform: uppercase;
}
.about-visual {
  position: relative;
  aspect-ratio: 3/4;
  border: 1px solid var(--grey-700);
  overflow: hidden;
}
.about-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.05);
  transition: transform var(--t-slow);
}
.about-visual:hover img { transform: scale(1.05); }
.about-badge {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 180px;
  height: 180px;
  background: var(--green);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
}
.about-badge-num {
  font-family: var(--font-display);
  font-size: 42px;
  color: var(--black);
  line-height: 1;
  margin-bottom: 4px;
}
.about-badge-text {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 2.5px;
  color: var(--black);
}

/* ============================================
   APPLICATIONS GRID
   ============================================ */
.applications {
  background: rgba(15,15,15,0.85);
}
.app-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--grey-800);
  border: 1px solid var(--grey-800);
}
.app-card {
  background: var(--black);
  padding: 48px 40px;
  position: relative;
  transition: background var(--t-med), transform var(--t-med);
  min-height: 320px;
  display: flex;
  flex-direction: column;
}
.app-card:hover { background: var(--grey-900); transform: translateY(-4px); }
.app-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 0;
  height: 2px;
  background: var(--green);
  transition: width var(--t-med);
}
.app-card:hover::before { width: 100%; }
.app-num {
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--green);
  letter-spacing: 4px;
  margin-bottom: 26px;
}
.app-icon {
  width: 44px;
  height: 44px;
  color: var(--green);
  margin-bottom: 22px;
}
.app-icon svg { width: 100%; height: 100%; stroke: var(--green); fill: none; stroke-width: 1.4; }
.app-title {
  font-family: var(--font-display);
  font-size: 26px;
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.app-text {
  font-size: 14px;
  color: var(--grey-300);
  line-height: 1.75;
  font-weight: 300;
  flex: 1;
}
.app-list { margin-top: 18px; }
.app-list li {
  font-size: 13px;
  color: var(--grey-200);
  padding: 5px 0 5px 18px;
  position: relative;
  font-weight: 300;
}
.app-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 8px;
  height: 1px;
  background: var(--green);
}

/* ============================================
   PROCESS
   ============================================ */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  position: relative;
  margin-top: 30px;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 8%;
  right: 8%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--green) 20%, var(--green) 80%, transparent);
  opacity: 0.4;
}
.process-step {
  padding: 0 24px;
  text-align: center;
}
.step-dot {
  width: 64px;
  height: 64px;
  border: 1px solid var(--green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 30px;
  background: var(--black);
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--green);
  position: relative;
  z-index: 1;
  transition: all var(--t-med);
}
.process-step:hover .step-dot {
  background: var(--green);
  color: var(--black);
  transform: scale(1.1);
}
.step-title {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.step-desc {
  font-size: 13px;
  color: var(--grey-300);
  line-height: 1.7;
  font-weight: 300;
}

/* ============================================
   AVANT/APRÈS - SLIDER COMPARATIF
   ============================================ */
.before-after-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.ba-slider {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  cursor: ew-resize;
  user-select: none;
  border: 1px solid var(--grey-700);
  background: var(--grey-900);
}
.ba-slider img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}
.ba-after-wrap {
  position: absolute;
  inset: 0;
  width: 50%;
  overflow: hidden;
}
.ba-after-wrap img { width: calc(200%); }
.ba-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--green);
  transform: translateX(-50%);
  pointer-events: none;
  box-shadow: 0 0 12px rgba(83,175,50,0.6);
}
.ba-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  background: var(--green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  box-shadow: 0 0 0 4px rgba(83,175,50,0.25), 0 4px 16px rgba(0,0,0,0.5);
}
.ba-handle::before, .ba-handle::after {
  content: '';
  width: 0; height: 0;
  border: 6px solid transparent;
}
.ba-handle::before { border-right-color: var(--black); margin-right: 2px; }
.ba-handle::after { border-left-color: var(--black); margin-left: 2px; }
.ba-label {
  position: absolute;
  top: 18px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 3px;
  padding: 6px 14px;
  background: rgba(10,10,10,0.85);
  color: var(--white);
  pointer-events: none;
  z-index: 2;
}
.ba-label.before { left: 18px; }
.ba-label.after { right: 18px; color: var(--green); }

/* ============================================
   GALLERY (page Réalisations)
   ============================================ */
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 50px;
  justify-content: center;
}
.gallery-filter {
  background: transparent;
  color: var(--grey-300);
  border: 1px solid var(--grey-700);
  padding: 10px 22px;
  font-size: 12px;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  transition: all var(--t-fast);
  font-weight: 500;
}
.gallery-filter:hover { color: var(--white); border-color: var(--grey-500); }
.gallery-filter.active {
  background: var(--green);
  color: var(--black);
  border-color: var(--green);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.gallery-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4/3;
  background: var(--grey-800);
  transition: transform var(--t-med);
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow), filter var(--t-med);
  filter: grayscale(10%) contrast(1.02);
}
.gallery-item:hover img { transform: scale(1.06); filter: grayscale(0) contrast(1.05); }
.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.92) 0%, rgba(10,10,10,0.3) 50%, transparent 100%);
  opacity: 0;
  transition: opacity var(--t-med);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
}
.gallery-item:hover .gallery-item-overlay { opacity: 1; }
.gallery-item-label {
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--green);
  font-weight: 600;
  margin-bottom: 6px;
}
.gallery-item-title {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 1.5px;
  color: var(--white);
}
.gallery-item.hidden { display: none; }

/* ============================================
   CATALOGUE
   ============================================ */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.catalog-item {
  position: relative;
  aspect-ratio: 1/1;
  overflow: hidden;
  background: var(--grey-800);
  cursor: pointer;
  border: 1px solid transparent;
  transition: border-color var(--t-fast);
}
.catalog-item:hover { border-color: var(--green); }
.catalog-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-med);
}
.catalog-item:hover img { transform: scale(1.08); }
.catalog-item-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 14px;
  background: linear-gradient(to top, rgba(10,10,10,0.95), transparent);
  opacity: 0;
  transition: opacity var(--t-fast);
}
.catalog-item:hover .catalog-item-info { opacity: 1; }
.catalog-item-name {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--white);
}
.catalog-item-cat {
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--green);
  text-transform: uppercase;
  margin-bottom: 2px;
}

/* Catalog hide (filter) */
.catalog-item.hidden { display: none !important; }

/* ============================================
   SIMULATEUR IA (CTA block)
   ============================================ */
.simulator-block {
  background: linear-gradient(135deg, rgba(83,175,50,0.08), rgba(10,10,10,0.4));
  border: 1px solid rgba(83,175,50,0.25);
  padding: 56px 48px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 40px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.simulator-block::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(83,175,50,0.25), transparent 70%);
  pointer-events: none;
}
.simulator-icon {
  width: 72px;
  height: 72px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--green);
  border-radius: 50%;
  color: var(--black);
  position: relative;
  z-index: 1;
}
.simulator-icon svg {
  width: 36px;
  height: 36px;
  stroke-width: 1.6;
}
.simulator-content { position: relative; z-index: 1; }
.simulator-badge {
  display: inline-block;
  background: var(--green);
  color: var(--black);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2.5px;
  padding: 4px 10px;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.simulator-title {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 38px);
  color: var(--white);
  line-height: 1.05;
  letter-spacing: 1px;
  margin-bottom: 10px;
}
.simulator-text {
  font-size: 15px;
  color: var(--grey-200);
  line-height: 1.6;
  font-weight: 300;
  max-width: 580px;
}
.simulator-cta {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .simulator-block {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 40px 28px;
    gap: 24px;
  }
  .simulator-icon { margin: 0 auto; }
  .simulator-text { margin: 0 auto; }
  .simulator-cta { margin: 0 auto; }
}

/* ============================================
   APP-CARD AVEC IMAGE DE FOND (page Covering)
   ============================================ */
.app-card.has-bg {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.app-card.has-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  transition: opacity var(--t-med), transform var(--t-med);
  z-index: 0;
  pointer-events: none;
}
.app-card.has-bg:hover::after { opacity: 0.32; transform: scale(1.05); }
.app-card.has-bg > * { position: relative; z-index: 1; }
.app-card.has-bg .finish-tag {
  cursor: pointer;
  transition: all var(--t-fast);
}
.app-card.has-bg .finish-tag:hover {
  background: var(--green);
  color: var(--black);
  border-color: var(--green);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(83,175,50,0.4);
}
.app-card-link {
  display: block;
  height: 100%;
  color: inherit;
  text-decoration: none;
}

/* Background images par catégorie — nomenclature officielle Cover Styl' */
.app-card.cat-wood::after    { background-image: url('../img/catalogue/wood-nf43.jpg'); }  /* Bronze Oak */
.app-card.cat-marble::after  { background-image: url('../img/catalogue/stone-ne31.jpg'); } /* Statuary White */
.app-card.cat-metal::after   { background-image: url('../img/catalogue/metal-au01.jpg'); } /* Aurora */
.app-card.cat-concrete::after { background-image: url('../img/catalogue/stone-u19.jpg'); } /* Urban Gray */
.app-card.cat-leather::after { background-image: url('../img/catalogue/leather-x51.jpg'); } /* Togo Black */
.app-card.cat-textile::after { background-image: url('../img/catalogue/textile-ng07.jpg'); } /* Brown Jute */
.app-card.cat-glitter::after { background-image: url('../img/catalogue/glitter-r10.jpg'); } /* Copper Disco */
.app-card.cat-color::after   { background-image: url('../img/catalogue/color-k1.jpg'); }   /* Ultra Black */
/* Adaptation pour DE/EN (chemin relatif différent) */

/* ============================================
   COVERING SHOWCASE
   ============================================ */
.covering-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin: 0 -48px;
}
.covering-split-img {
  background-size: cover;
  background-position: center;
  min-height: 600px;
  position: relative;
}
.covering-split-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(45deg, rgba(10,10,10,0.5), transparent 70%);
}
.covering-split-content {
  padding: 100px 70px;
  background: var(--black);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.finish-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}
.finish-tag {
  background: rgba(83,175,50,0.08);
  border: 1px solid rgba(83,175,50,0.4);
  color: var(--green);
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  padding: 7px 14px;
  font-weight: 600;
}

/* ============================================
   FAQ
   ============================================ */
.faq-list {
  max-width: 900px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--grey-800);
}
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  padding: 28px 0;
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 1.5px;
  text-align: left;
  color: var(--white);
  transition: color var(--t-fast);
}
.faq-question:hover { color: var(--green); }
.faq-toggle {
  width: 32px;
  height: 32px;
  border: 1px solid var(--grey-600);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: var(--font-body);
  font-size: 18px;
  transition: all var(--t-fast);
}
.faq-item.open .faq-toggle {
  background: var(--green);
  color: var(--black);
  border-color: var(--green);
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--t-med);
}
.faq-answer-inner {
  padding: 0 0 32px;
  font-size: 15px;
  font-weight: 300;
  color: var(--grey-200);
  line-height: 1.8;
  max-width: 800px;
}

/* ============================================
   CTA BAND
   ============================================ */
.cta-band {
  background: var(--green);
  text-align: center;
  padding: 110px 48px;
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.08;
  background: repeating-linear-gradient(45deg, var(--black), var(--black) 1px, transparent 1px, transparent 32px);
}
.cta-band-title {
  font-family: var(--font-display);
  font-size: clamp(46px, 7vw, 100px);
  color: var(--black);
  line-height: 0.95;
  margin-bottom: 28px;
  position: relative;
}
.cta-band-text {
  font-size: 17px;
  color: rgba(10,10,10,0.78);
  margin-bottom: 40px;
  font-weight: 400;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

/* ============================================
   CONTACT
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
  align-items: start;
}
.contact-info h2 {
  font-family: var(--font-display);
  font-size: clamp(40px, 5.5vw, 72px);
  line-height: 0.95;
  margin-bottom: 28px;
}
.contact-info p {
  color: var(--grey-200);
  line-height: 1.8;
  font-weight: 300;
  margin-bottom: 40px;
  font-size: 16px;
}
.contact-list li {
  padding: 18px 0;
  border-bottom: 1px solid var(--grey-800);
  display: flex;
  align-items: center;
  gap: 18px;
}
.contact-list li:last-child { border-bottom: none; }
.contact-list svg {
  width: 22px;
  height: 22px;
  color: var(--green);
  flex-shrink: 0;
  stroke: var(--green);
  fill: none;
  stroke-width: 1.6;
}
.contact-list .info-block { flex: 1; }
.contact-list .label {
  display: block;
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--grey-400);
  margin-bottom: 4px;
}
.contact-list .value, .contact-list a {
  color: var(--white);
  font-size: 15px;
  font-weight: 400;
  transition: color var(--t-fast);
}
.contact-list a:hover { color: var(--green); }

/* Formulaire */
.contact-form {
  background: var(--grey-900);
  border: 1px solid var(--grey-800);
  padding: 48px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}
.form-field { margin-bottom: 24px; }
.form-field label {
  display: block;
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--grey-400);
  margin-bottom: 10px;
  font-weight: 500;
}
.form-field label .required { color: var(--green); }
.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--grey-700);
  padding: 14px 0;
  color: var(--white);
  font-size: 15px;
  transition: border-color var(--t-fast);
  outline: none;
}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus { border-bottom-color: var(--green); }
.form-field textarea { resize: vertical; min-height: 120px; }
.form-field select { appearance: none; cursor: pointer; padding-right: 30px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2353AF32' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0 center; background-size: 16px; }
.form-field select option { background: var(--black); color: var(--white); }

/* Upload de fichiers */
.file-upload {
  border: 2px dashed var(--grey-700);
  padding: 32px;
  text-align: center;
  transition: all var(--t-fast);
  cursor: pointer;
  position: relative;
  background: rgba(10,10,10,0.4);
}
.file-upload:hover, .file-upload.dragover {
  border-color: var(--green);
  background: rgba(83,175,50,0.05);
}
.file-upload input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}
.file-upload-icon {
  width: 40px;
  height: 40px;
  margin: 0 auto 14px;
  color: var(--green);
  stroke: var(--green);
  fill: none;
  stroke-width: 1.5;
}
.file-upload-text {
  font-size: 14px;
  color: var(--grey-200);
  margin-bottom: 4px;
  font-weight: 500;
}
.file-upload-hint {
  font-size: 12px;
  color: var(--grey-400);
}
.file-list {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.file-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--black);
  border: 1px solid var(--grey-700);
  font-size: 13px;
}
.file-item .name { flex: 1; color: var(--white); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-item .size { color: var(--grey-400); font-size: 11px; }
.file-item .remove {
  color: var(--grey-400);
  font-size: 20px;
  line-height: 1;
  padding: 0 4px;
  transition: color var(--t-fast);
}
.file-item .remove:hover { color: var(--green); }

.form-submit {
  width: 100%;
  background: var(--green);
  color: var(--black);
  padding: 18px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 16px;
  transition: all var(--t-fast);
}
.form-submit:hover {
  background: var(--green-bright);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(83,175,50,0.3);
}
.form-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}
.form-note {
  font-size: 12px;
  color: var(--grey-400);
  margin-top: 16px;
  line-height: 1.6;
}
.form-message {
  padding: 16px;
  margin-bottom: 24px;
  border-left: 3px solid;
  font-size: 14px;
  display: none;
}
.form-message.show { display: block; }
.form-message.success { background: rgba(83,175,50,0.08); border-color: var(--green); color: var(--green); }
.form-message.error { background: rgba(220,53,69,0.08); border-color: #dc3545; color: #ff6b75; }

/* Checkbox personnalisé */
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  font-size: 13px;
  color: var(--grey-200);
  font-weight: 300;
  line-height: 1.5;
  margin-bottom: 8px;
}
.form-checkbox input { appearance: none; display: none; }
.form-checkbox .box {
  width: 18px;
  height: 18px;
  border: 1px solid var(--grey-600);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--t-fast);
  margin-top: 1px;
}
.form-checkbox input:checked + .box {
  background: var(--green);
  border-color: var(--green);
}
.form-checkbox input:checked + .box::after {
  content: '✓';
  color: var(--black);
  font-size: 13px;
  font-weight: bold;
}
.form-checkbox a { color: var(--green); }

/* ============================================
   FOOTER
   ============================================ */
footer {
  background: var(--grey-900);
  padding: 80px 48px 30px;
  border-top: 1px solid var(--grey-800);
  position: relative;
  z-index: 1;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}
.footer-logo {
  display: inline-block;
  margin-bottom: 22px;
}
.footer-logo img { height: 50px; width: auto; }
.footer-tagline {
  font-size: 14px;
  color: var(--grey-300);
  line-height: 1.75;
  max-width: 340px;
  font-weight: 300;
}
.footer-heading {
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 22px;
  font-weight: 600;
}
.footer-links li { margin-bottom: 12px; }
.footer-links a {
  font-size: 14px;
  color: var(--grey-300);
  font-weight: 300;
  transition: color var(--t-fast);
}
.footer-links a:hover { color: var(--white); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid var(--grey-800);
  font-size: 12px;
  color: var(--grey-400);
  flex-wrap: wrap;
  gap: 16px;
}
.footer-bottom a { color: var(--grey-300); transition: color var(--t-fast); }
.footer-bottom a:hover { color: var(--green); }
.cover-styl-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 10px 14px;
  background: rgba(83,175,50,0.06);
  border: 1px solid rgba(83,175,50,0.3);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--green);
}
.cover-styl-badge::before {
  content: '★';
  font-size: 14px;
}

/* ============================================
   COMPARATIF COVERING VS REMPLACEMENT
   ============================================ */
.compare-table {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
  border: 1px solid var(--grey-800);
  margin-top: 30px;
}
.compare-cell {
  padding: 22px 28px;
  background: var(--black);
  border-right: 1px solid var(--grey-800);
  border-bottom: 1px solid var(--grey-800);
  font-size: 15px;
  color: var(--grey-200);
  font-weight: 300;
  display: flex;
  align-items: center;
}
.compare-cell:nth-child(3n) { border-right: none; }
.compare-cell.header {
  background: rgba(15,15,15,0.95);
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 1.5px;
  padding: 28px;
  color: var(--white);
}
.compare-cell.header.winning {
  color: var(--black);
  background: var(--green);
}
.compare-cell.criterion {
  font-weight: 500;
  color: var(--grey-400);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 2px;
}
.compare-cell.replace {
  color: var(--grey-400);
}
.compare-cell.ferbo {
  color: var(--white);
  background: rgba(83,175,50,0.06);
  border-left: 1px solid rgba(83,175,50,0.3);
  font-weight: 500;
}
.compare-cell.ferbo strong {
  color: var(--green);
  font-weight: 700;
}
@media (max-width: 768px) {
  .compare-table { grid-template-columns: 1fr; }
  .compare-cell { border-right: none; }
  .compare-cell.ferbo { border-left: 1px solid rgba(83,175,50,0.3); border-top: 1px solid rgba(83,175,50,0.3); }
  .compare-cell.header { font-size: 18px; padding: 20px; }
}

/* ============================================
   TÉMOIGNAGES
   ============================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 30px;
}
.testimonial {
  background: var(--grey-900);
  border: 1px solid var(--grey-800);
  padding: 36px 32px;
  position: relative;
  transition: all var(--t-med);
}
.testimonial:hover {
  border-color: rgba(83,175,50,0.4);
  transform: translateY(-4px);
}
.testimonial-stars {
  color: var(--green);
  font-size: 16px;
  letter-spacing: 3px;
  margin-bottom: 20px;
}
.testimonial-quote {
  font-size: 15px;
  color: var(--grey-200);
  line-height: 1.7;
  font-weight: 300;
  margin-bottom: 24px;
  font-style: italic;
  position: relative;
}
.testimonial-quote::before {
  content: '“';
  position: absolute;
  top: -22px;
  left: -10px;
  font-size: 70px;
  font-family: Georgia, serif;
  color: rgba(83,175,50,0.2);
  line-height: 1;
}
.testimonial-author {
  display: flex;
  flex-direction: column;
  padding-top: 20px;
  border-top: 1px solid var(--grey-800);
}
.testimonial-name {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 1.5px;
  color: var(--white);
}
.testimonial-role {
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--green);
  margin-top: 4px;
}
@media (max-width: 900px) {
  .testimonials-grid { grid-template-columns: 1fr; gap: 18px; }
}

/* ============================================
   IMPACT ÉCOLOGIQUE
   ============================================ */
.impact-section {
  background: linear-gradient(135deg, rgba(83,175,50,0.06), rgba(10,10,10,0.9));
  border-top: 1px solid rgba(83,175,50,0.2);
  border-bottom: 1px solid rgba(83,175,50,0.2);
}
.impact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--grey-800);
  border: 1px solid var(--grey-800);
  margin-top: 30px;
}
.impact-item {
  background: rgba(10,10,10,0.85);
  padding: 50px 32px;
  text-align: center;
  transition: background var(--t-med);
}
.impact-item:hover { background: rgba(15,15,15,0.95); }
.impact-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
}
.impact-icon svg { width: 44px; height: 44px; stroke: var(--green); fill: none; stroke-width: 1.4; }
.impact-num {
  font-family: var(--font-display);
  font-size: 56px;
  color: var(--green);
  line-height: 1;
  margin-bottom: 8px;
}
.impact-unit {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--white);
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.impact-label {
  font-size: 12px;
  color: var(--grey-300);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  line-height: 1.5;
}
@media (max-width: 900px) {
  .impact-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .impact-grid { grid-template-columns: 1fr; }
}

/* ============================================
   BOUTON WHATSAPP FLOTTANT
   ============================================ */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 58px;
  height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: transform var(--t-fast), box-shadow var(--t-fast);
  animation: wa-pulse 2.4s infinite;
}
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.6);
  animation-play-state: paused;
}
.whatsapp-float svg { width: 32px; height: 32px; fill: white; }
.whatsapp-float::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid #25D366;
  opacity: 0;
  animation: wa-ring 2.4s infinite;
}
@keyframes wa-pulse {
  0%, 100% { box-shadow: 0 6px 24px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 6px 32px rgba(37, 211, 102, 0.7); }
}
@keyframes wa-ring {
  0% { opacity: 0.6; transform: scale(1); }
  100% { opacity: 0; transform: scale(1.5); }
}
@media (max-width: 768px) {
  .whatsapp-float { bottom: 18px; right: 18px; width: 54px; height: 54px; }
}

/* ============================================
   LIGHTBOX
   ============================================ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0,0,0,0.95);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 40px;
  cursor: zoom-out;
  backdrop-filter: blur(6px);
}
.lightbox.active { display: flex; }
.lightbox img { max-width: 95%; max-height: 90%; object-fit: contain; }
.lightbox-close {
  position: absolute;
  top: 24px;
  right: 28px;
  background: none;
  color: var(--white);
  font-size: 36px;
  line-height: 1;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-close:hover { color: var(--green); }

/* ============================================
   FADE IN
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1100px) {
  .usps-grid, .app-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .catalog-grid { grid-template-columns: repeat(4, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 50px; }
  .about-visual { aspect-ratio: 16/12; max-width: 500px; }
  .contact-grid { grid-template-columns: 1fr; gap: 50px; }
  .covering-split { grid-template-columns: 1fr; margin: 0; }
  .covering-split-img { min-height: 380px; }
  .covering-split-content { padding: 60px 40px; }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 40px 0; }
  .process-steps::before { display: none; }
  .before-after-grid { grid-template-columns: 1fr; }
  .catalog-grid { grid-template-columns: repeat(3, 1fr); }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .hero-tag { display: none; }
}
@media (max-width: 768px) {
  nav.main-nav { padding: 14px 20px; }
  nav.main-nav.scrolled { padding: 10px 20px; }
  .nav-links {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(10,10,10,0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    gap: 0;
    padding: 20px 0;
    border-top: 1px solid var(--grey-800);
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; text-align: center; }
  .nav-links a { display: block; padding: 16px; width: 100%; }
  .lang-switch { width: auto; margin: 12px auto; }
  .nav-toggle { display: block; }

  section { padding: 70px 20px; }
  .page-hero { padding: 140px 20px 70px; }
  .hero { padding: 140px 20px 70px; min-height: 90vh; }
  .hero-scroll { right: 20px; bottom: 24px; }

  .section-header { flex-direction: column; align-items: flex-start; gap: 24px; margin-bottom: 50px; }

  .usps-grid, .app-grid, .gallery-grid { grid-template-columns: 1fr; }
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .about-stats { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; gap: 12px; }

  .contact-form { padding: 28px 22px; }
  .cta-band { padding: 70px 20px; }

  .hero-actions { width: 100%; flex-direction: column; align-items: stretch; gap: 16px; }
  .hero-actions .btn { width: 100%; }

  .marquee-item { font-size: 14px; letter-spacing: 3px; padding: 0 24px; gap: 24px; }
}
@media (max-width: 480px) {
  .gallery-filters { gap: 6px; }
  .gallery-filter { padding: 8px 14px; font-size: 11px; letter-spacing: 1.5px; }
  .about-badge { width: 130px; height: 130px; }
  .about-badge-num { font-size: 32px; }
}


/* Grille applications : 5 cartes (3 + 2 en largeur pleine) */
@media (min-width: 1101px) {
  .app-grid.app-grid--5 { grid-template-columns: repeat(6, 1fr); }
  .app-grid.app-grid--5 > .app-card { grid-column: span 2; }
  .app-grid.app-grid--5 > .app-card:nth-child(n+4) { grid-column: span 3; }
}
@media (max-width: 1100px) {
  .app-grid.app-grid--5 > .app-card:last-child { grid-column: 1 / -1; }
}