/* ========================================
   BâtiBlue — Premium Website Styles
   ======================================== */

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --blue-deep: #1B3A6B;
  --blue-medium: #2A5298;
  --blue-light: #3D6DB5;
  --blue-pale: #E8EFF8;
  --green: #8BC53F;
  --green-dark: #6FA32E;
  --green-light: #A8D86A;
  --green-pale: #F0F8E4;
  --white: #FFFFFF;
  --off-white: #FAFBFD;
  --gray-50: #F7F8FA;
  --gray-100: #EEF0F4;
  --gray-200: #D8DCE4;
  --gray-300: #B8BEC9;
  --gray-400: #8A919E;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;

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

  --shadow-sm: 0 1px 2px rgba(27,58,107,0.05);
  --shadow-md: 0 4px 16px rgba(27,58,107,0.08);
  --shadow-lg: 0 8px 32px rgba(27,58,107,0.10);
  --shadow-xl: 0 16px 48px rgba(27,58,107,0.12);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

ul, ol {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--blue-deep);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
  margin-bottom: 1rem;
  color: var(--gray-600);
}

.text-green { color: var(--green); }
.text-blue { color: var(--blue-deep); }

/* --- Layout --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section--gray {
  background: var(--gray-50);
}

.section--blue {
  background: var(--blue-deep);
  color: var(--white);
}

.section--blue h2,
.section--blue h3,
.section--blue h4 {
  color: var(--white);
}

.section--blue p {
  color: rgba(255,255,255,0.8);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}

.section-header p {
  font-size: 1.125rem;
  margin-top: 16px;
  color: var(--gray-500);
}

.section--blue .section-header p {
  color: rgba(255,255,255,0.7);
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 12px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1;
}

.btn--primary {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(139,197,63,0.3);
}

.btn--primary:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(139,197,63,0.35);
}

.btn--secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
}

.btn--secondary:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.1);
}

.btn--outline {
  background: transparent;
  color: var(--blue-deep);
  border: 2px solid var(--gray-200);
}

.btn--outline:hover {
  border-color: var(--blue-deep);
  background: var(--blue-pale);
}

.btn--large {
  padding: 20px 40px;
  font-size: 1.05rem;
}

.btn svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition);
}

.btn:hover svg {
  transform: translateX(3px);
}

/* --- Promo Sticky Bar --- */
.promo-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1100;
  background: linear-gradient(135deg, var(--blue-deep) 0%, var(--blue-medium) 100%);
  padding: 10px 0;
  transform: translateY(0);
  transition: transform 0.4s ease;
}

.promo-bar.hidden {
  transform: translateY(-100%);
}

.promo-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.promo-bar__content {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.promo-bar__badge {
  display: inline-block;
  background: var(--green);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 100px;
  line-height: 1;
}

.promo-bar__text {
  font-size: 0.88rem;
  color: var(--white);
  margin: 0;
}

.promo-bar__text strong {
  font-weight: 600;
}

.promo-bar__sep {
  margin: 0 6px;
  opacity: 0.4;
}

.promo-bar__link {
  color: var(--green-light) !important;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.promo-bar__link:hover {
  color: var(--white) !important;
}

.promo-bar__close {
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  flex-shrink: 0;
  opacity: 0.5;
  transition: opacity var(--transition);
}

.promo-bar__close:hover {
  opacity: 1;
}

.promo-bar__close svg {
  width: 16px;
  height: 16px;
  color: var(--white);
}

/* Offset header when promo bar is visible */
body:has(.promo-bar:not(.hidden):not([hidden])) .header {
  top: 40px;
}

body:has(.promo-bar:not(.hidden):not([hidden])) .hero {
  padding-top: 40px;
}

/* --- Promo Hero Banner --- */
.promo-banner {
  background: var(--white);
  padding: 32px 0;
  border-bottom: 1px solid var(--gray-100);
}

.promo-banner__inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 40px;
  align-items: center;
  background: linear-gradient(135deg, var(--blue-pale) 0%, var(--green-pale) 100%);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  transition: box-shadow var(--transition), transform var(--transition);
  border: 1px solid var(--gray-100);
}

.promo-banner__inner:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-2px);
}

.promo-banner__image {
  aspect-ratio: 8/5;
  overflow: hidden;
}

.promo-banner__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.promo-banner__inner:hover .promo-banner__image img {
  transform: scale(1.04);
}

.promo-banner__video {
  aspect-ratio: 9/16;
  overflow: hidden;
  max-height: 420px;
}

.promo-banner__video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.promo-banner__inner:hover .promo-banner__video video {
  transform: scale(1.04);
}

.promo-banner__content {
  padding: 40px 40px 40px 0;
}

.promo-banner__badge {
  display: inline-block;
  background: var(--green);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.promo-banner__title {
  font-size: 1.6rem;
  color: var(--blue-deep);
  margin-bottom: 8px;
  line-height: 1.25;
}

.promo-banner__price {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.promo-banner__price-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--green);
  line-height: 1;
}

.promo-banner__price-value small {
  font-size: 0.9rem;
  font-weight: 600;
}

.promo-banner__price-detail {
  font-size: 0.85rem;
  color: var(--gray-400);
  font-weight: 500;
}

.promo-banner__desc {
  font-size: 0.95rem;
  color: var(--gray-500);
  margin-bottom: 20px;
  line-height: 1.65;
}

.promo-banner__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--green);
  transition: gap var(--transition);
}

.promo-banner__inner:hover .promo-banner__cta {
  gap: 12px;
}

/* --- Popup Exit Intent --- */
.popup-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(17,24,39,0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.popup-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.popup {
  background: var(--white);
  border-radius: var(--radius-lg);
  max-width: 780px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(17,24,39,0.25);
  position: relative;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.popup-overlay.open .popup {
  transform: translateY(0) scale(1);
}

.popup__close {
  position: absolute;
  top: 14px;
  right: 14px;
  background: var(--white);
  border: none;
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  z-index: 10;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
}

.popup__close:hover {
  background: var(--gray-50);
  transform: rotate(90deg);
}

.popup__close svg {
  width: 18px;
  height: 18px;
  color: var(--gray-600);
}

.popup__image {
  overflow: hidden;
}

.popup__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 400px;
}

.popup__content {
  padding: 44px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.popup__title {
  font-size: 1.4rem;
  color: var(--blue-deep);
  margin: 12px 0 16px;
  line-height: 1.3;
}

.popup__desc {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.65;
  margin-bottom: 24px;
}

.popup__desc strong {
  color: var(--green);
  font-weight: 700;
}

.popup__cta {
  width: 100%;
  justify-content: center;
  margin-bottom: 12px;
}

.popup__dismiss {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--gray-400);
  padding: 8px;
  text-align: center;
  transition: color var(--transition);
}

.popup__dismiss:hover {
  color: var(--gray-600);
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition);
  background: transparent;
}

.header.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 10px 0;
  box-shadow: 0 1px 12px rgba(27,58,107,0.08);
}

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

.header__logo img {
  height: 44px;
  width: auto;
  transition: height var(--transition);
}

.header.scrolled .header__logo img {
  height: 36px;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.header__nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--white);
  transition: color var(--transition);
  position: relative;
}

.header.scrolled .header__nav a {
  color: var(--gray-700);
}

.header__nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--green);
  transition: width var(--transition);
}

.header__nav a:hover::after {
  width: 100%;
}

.header__nav a:hover {
  color: var(--green);
}

.header__cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header__cta .btn {
  padding: 12px 24px;
  font-size: 0.85rem;
}

.header__phone {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--white);
}

.header.scrolled .header__phone {
  color: var(--blue-deep);
}

/* Mobile menu toggle */
.header__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.header__toggle span {
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

.header.scrolled .header__toggle span {
  background: var(--gray-700);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--blue-deep);
}

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

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(27,58,107,0.92) 0%, rgba(27,58,107,0.7) 50%, rgba(42,82,152,0.6) 100%);
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: 120px 0 80px;
}

.hero__tagline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(139,197,63,0.15);
  border: 1px solid rgba(139,197,63,0.3);
  border-radius: 100px;
  padding: 8px 20px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--green-light);
  margin-bottom: 32px;
}

.hero__title {
  color: var(--white);
  font-size: clamp(2.5rem, 5.5vw, 3.8rem);
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.hero__title .highlight {
  color: var(--green);
}

.hero__subtitle {
  font-size: 1.2rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.75);
  margin-bottom: 40px;
  max-width: 560px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__stats {
  position: relative;
  z-index: 2;
  display: flex;
  gap: 48px;
  margin-top: 80px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.15);
}

.hero__stat {
  text-align: left;
}

.hero__stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--green);
  line-height: 1;
  margin-bottom: 6px;
}

.hero__stat-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
}

/* --- Trust Bar --- */
.trust-bar {
  background: var(--white);
  padding: 48px 0;
  border-bottom: 1px solid var(--gray-100);
}

.trust-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 60px;
  flex-wrap: wrap;
}

.trust-bar__item {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--gray-500);
  font-size: 0.9rem;
  font-weight: 500;
}

.trust-bar__icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--green-pale);
  border-radius: var(--radius-sm);
  color: var(--green);
  flex-shrink: 0;
}

.trust-bar__icon svg {
  width: 22px;
  height: 22px;
}

/* --- Value Proposition --- */
.values__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.value-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 44px 36px;
  border: 1px solid var(--gray-100);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--green);
  transform: scaleX(0);
  transition: transform var(--transition);
}

.value-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

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

.value-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-pale);
  border-radius: var(--radius-sm);
  color: var(--blue-deep);
  margin-bottom: 24px;
}

.value-card__icon svg {
  width: 28px;
  height: 28px;
}

.value-card h3 {
  margin-bottom: 12px;
  font-size: 1.2rem;
}

.value-card p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--gray-500);
}

/* --- Video Section --- */
.video__grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 56px;
  align-items: center;
}

/* Portrait layout (9:16) */
.video__grid--portrait {
  grid-template-columns: auto 1fr;
  gap: 64px;
}

.video__wrapper {
  position: relative;
  aspect-ratio: 16/9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--gray-900);
  cursor: pointer;
  box-shadow: var(--shadow-xl);
}

/* Portrait wrapper (9:16) */
.video__wrapper--portrait {
  aspect-ratio: 9/16;
  max-height: 580px;
  width: auto;
  cursor: default;
}

.video__player--portrait {
  display: flex;
  justify-content: center;
}

/* Native video element */
.video__native {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: var(--radius-lg);
  background: var(--gray-900);
}

.video__poster {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow), opacity var(--transition);
}

.video__wrapper:hover .video__poster {
  transform: scale(1.03);
}

.video__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: rgba(255,255,255,0.95);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  transition: all var(--transition);
  z-index: 2;
}

.video__play svg {
  width: 30px;
  height: 30px;
  color: var(--blue-deep);
  margin-left: 3px;
}

.video__wrapper:hover .video__play {
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow: 0 12px 40px rgba(0,0,0,0.25);
}

.video__play.hidden {
  display: none;
}

.video__play::before {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.4);
  animation: video-pulse 2s ease-in-out infinite;
}

@keyframes video-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0; }
}

.video__wrapper iframe,
.video__wrapper--portrait iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
  border-radius: var(--radius-lg);
}

.video__content h2 {
  margin-bottom: 16px;
}

.video__content > p {
  font-size: 1.05rem;
  color: var(--gray-500);
  margin-bottom: 24px;
}

.video__highlights {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.video__highlight {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--gray-600);
}

.video__highlight svg {
  width: 18px;
  height: 18px;
  color: var(--green);
  flex-shrink: 0;
  margin-top: 3px;
}

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

.solution-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 36px 30px;
  border: 1px solid var(--gray-100);
  transition: all var(--transition);
  cursor: default;
  position: relative;
}

.solution-card:hover {
  border-color: var(--green);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.solution-card__number {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--gray-100);
  line-height: 1;
}

.solution-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--green-pale);
  border-radius: var(--radius-sm);
  color: var(--green);
  margin-bottom: 20px;
}

.solution-card__icon svg {
  width: 24px;
  height: 24px;
}

.solution-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.solution-card p {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.65;
}

.solution-card__stat {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--gray-100);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--green);
}

/* Full-width solution card (courtage) */
.solutions__grid .solution-card--wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  align-items: center;
  padding: 30px 36px;
}

.solution-card--wide .solution-card__icon {
  margin-bottom: 0;
}

.solution-card--wide .solution-card__content h3 {
  margin-bottom: 6px;
}

.solution-card--wide .solution-card__content p {
  margin-bottom: 0;
}

.solution-card--wide .solution-card__number {
  display: none;
}

/* --- Showroom --- */
.showroom__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.showroom__images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.showroom__img {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.showroom__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.showroom__img:hover img {
  transform: scale(1.05);
}

.showroom__img--large {
  grid-column: span 2;
  aspect-ratio: 16/9;
}

.showroom__content {
  padding-left: 24px;
}

.showroom__content h2 {
  margin-bottom: 20px;
}

.showroom__content p {
  font-size: 1.05rem;
  margin-bottom: 16px;
}

.showroom__features {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.showroom__feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--gray-600);
}

.showroom__feature svg {
  width: 20px;
  height: 20px;
  color: var(--green);
  flex-shrink: 0;
  margin-top: 2px;
}

/* --- Method / Diagnostic --- */
.method__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  counter-reset: step;
}

.method-step {
  position: relative;
  padding: 40px 32px 36px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  counter-increment: step;
}

.method-step:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(139,197,63,0.4);
  transform: translateY(-3px);
}

.method-step__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--green);
  color: var(--white);
  border-radius: 50%;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.method-step h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.method-step p {
  font-size: 0.9rem;
  line-height: 1.65;
}

/* --- Stats / Impact --- */
.impact__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.impact-card {
  text-align: center;
  padding: 40px 24px;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-100);
  transition: all var(--transition);
}

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

.impact-card__value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--green);
  line-height: 1;
  margin-bottom: 8px;
}

.impact-card__label {
  font-size: 0.9rem;
  color: var(--gray-600);
  font-weight: 500;
}

.impact-card__detail {
  font-size: 0.8rem;
  color: var(--gray-400);
  margin-top: 6px;
}

/* --- About --- */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 3/4;
  max-height: 560px;
}

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

.about__content h2 {
  margin-bottom: 20px;
}

.about__content p {
  font-size: 1.05rem;
  margin-bottom: 16px;
}

.about__quote {
  margin-top: 28px;
  padding: 24px 28px;
  background: var(--blue-pale);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--green);
  font-style: italic;
  font-size: 1rem;
  color: var(--blue-deep);
  line-height: 1.7;
}

.about__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  padding: 12px 20px;
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-600);
}

.about__badge svg {
  width: 20px;
  height: 20px;
  color: var(--blue-deep);
}

/* --- FAQ --- */
.faq__grid {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--gray-100);
}

.faq-item__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--blue-deep);
  text-align: left;
  transition: color var(--transition);
}

.faq-item__question:hover {
  color: var(--green);
}

.faq-item__icon {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--gray-50);
  flex-shrink: 0;
  transition: all var(--transition);
}

.faq-item__icon svg {
  width: 14px;
  height: 14px;
  color: var(--gray-500);
  transition: transform var(--transition);
}

.faq-item.active .faq-item__icon {
  background: var(--green);
}

.faq-item.active .faq-item__icon svg {
  color: var(--white);
  transform: rotate(180deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-item.active .faq-item__answer {
  max-height: 300px;
}

.faq-item__answer p {
  padding-bottom: 24px;
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* --- Contact / Formulaire --- */
.contact-section {
  background: var(--gray-50);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: flex-start;
}

.contact__info h2 {
  margin-bottom: 16px;
}

.contact__info > p {
  font-size: 1.05rem;
  color: var(--gray-500);
  margin-bottom: 32px;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}

.contact__detail {
  display: flex;
  align-items: center;
  gap: 14px;
}

.contact__detail-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-pale);
  border-radius: var(--radius-sm);
  color: var(--blue-deep);
  flex-shrink: 0;
}

.contact__detail-icon svg {
  width: 20px;
  height: 20px;
}

.contact__detail strong {
  display: block;
  font-size: 0.85rem;
  color: var(--gray-400);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.contact__detail a,
.contact__detail span {
  font-size: 0.95rem;
  color: var(--gray-700);
  font-weight: 500;
}

.contact__detail a:hover {
  color: var(--green);
}

.contact__map {
  margin-top: 8px;
  margin-bottom: 28px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-100);
}

.contact__map iframe {
  display: block;
  border: 0;
}

/* Security — inline styles removed */
.btn--mt { margin-top: 28px; }
.section-label--light { color: var(--green-light); }
.form__privacy-link { color: var(--blue-medium); text-decoration: underline; }
.footer__tagline { margin-top: 16px; font-size: 0.85rem; }

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

.contact__reassurance-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--gray-600);
  font-weight: 500;
}

.contact__reassurance-item svg {
  width: 18px;
  height: 18px;
  color: var(--green);
  flex-shrink: 0;
}

/* Form */
.contact__form-wrapper {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-100);
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form__group {
  margin-bottom: 20px;
}

.form__label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
}

.form__input {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--gray-800);
  background: var(--gray-50);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  appearance: none;
  -webkit-appearance: none;
}

.form__input::placeholder {
  color: var(--gray-300);
}

.form__input:focus {
  outline: none;
  border-color: var(--green);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(139,197,63,0.12);
}

.form__select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' viewBox='0 0 24 24' stroke='%238A919E' stroke-width='2'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

.form__textarea {
  resize: vertical;
  min-height: 100px;
}

/* Checkboxes */
.form__checkboxes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 4px;
}

.form__checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--gray-600);
  transition: color var(--transition);
}

.form__checkbox:hover {
  color: var(--gray-800);
}

.form__checkbox input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.form__checkbox-box {
  width: 20px;
  height: 20px;
  border: 2px solid var(--gray-200);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all var(--transition);
  position: relative;
}

.form__checkbox-box::after {
  content: '';
  width: 10px;
  height: 10px;
  background: var(--green);
  border-radius: 2px;
  opacity: 0;
  transform: scale(0);
  transition: all var(--transition);
}

.form__checkbox input:checked + .form__checkbox-box {
  border-color: var(--green);
  background: var(--green-pale);
}

.form__checkbox input:checked + .form__checkbox-box::after {
  opacity: 1;
  transform: scale(1);
}

.form__checkbox input:focus-visible + .form__checkbox-box {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

.form__checkbox--small {
  font-size: 0.8rem;
  color: var(--gray-400);
  line-height: 1.5;
}

.form__checkbox--small .form__checkbox-box {
  width: 18px;
  height: 18px;
  margin-top: 1px;
  align-self: flex-start;
}

.form__consent {
  margin-bottom: 24px;
}

.form__submit {
  width: 100%;
  justify-content: center;
  padding: 18px 32px;
}

/* Success message */
.form__success {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 24px;
  padding: 20px 24px;
  background: var(--green-pale);
  border: 1px solid rgba(139,197,63,0.3);
  border-radius: var(--radius-md);
}

.form__success svg {
  width: 28px;
  height: 28px;
  color: var(--green);
  flex-shrink: 0;
}

.form__success strong {
  display: block;
  color: var(--green-dark);
  font-size: 1rem;
  margin-bottom: 4px;
}

.form__success p {
  font-size: 0.9rem;
  color: var(--gray-600);
  margin-bottom: 0;
}

/* Error state */
.form__input.error {
  border-color: #E53E3E;
  background: #FFF5F5;
}

.form__error {
  font-size: 0.8rem;
  color: #E53E3E;
  margin-top: 4px;
}

/* --- Footer --- */
.footer {
  background: var(--gray-900);
  color: rgba(255,255,255,0.6);
  padding: 72px 0 32px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand img {
  height: 40px;
  margin-bottom: 20px;
  filter: brightness(0) invert(1);
}

.footer__brand p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
}

.footer__col h4 {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer__col a {
  display: block;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  padding: 6px 0;
  transition: color var(--transition);
}

.footer__col a:hover {
  color: var(--green);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 0.9rem;
}

.footer__contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--green);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer__bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

.footer__bottom a {
  color: rgba(255,255,255,0.35);
}

.footer__bottom a:hover {
  color: var(--green);
}

/* --- Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.35s; }

/* --- Mobile Nav Overlay --- */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: rgba(27,58,107,0.98);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.mobile-nav.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav a {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--white);
  transition: color var(--transition);
}

.mobile-nav a:hover {
  color: var(--green);
}

.mobile-nav__close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 12px;
}

.mobile-nav__close svg {
  width: 28px;
  height: 28px;
  color: var(--white);
}

/* ========================================
   RESPONSIVE
   ======================================== */

/* Tablet */
@media (max-width: 1024px) {
  .section { padding: 80px 0; }

  .promo-banner__inner {
    grid-template-columns: 1fr;
  }

  .promo-banner__content {
    padding: 32px;
  }

  .popup {
    grid-template-columns: 1fr;
    max-width: 480px;
  }

  .popup__image {
    max-height: 220px;
  }

  .popup__image img {
    min-height: auto;
  }

  .popup__content {
    padding: 32px 28px;
  }

  .values__grid { gap: 24px; }
  .value-card { padding: 32px 28px; }

  .solutions__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .video__grid,
  .video__grid--portrait {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .video__wrapper--portrait {
    max-height: 500px;
    margin: 0 auto;
  }

  .showroom__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .showroom__content { padding-left: 0; }

  .method__steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .impact__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about__image {
    aspect-ratio: 16/9;
    max-height: 400px;
  }

  .contact__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

/* Tablet small */
@media (max-width: 768px) {
  .promo-bar__text {
    font-size: 0.8rem;
  }

  .promo-bar__sep {
    display: none;
  }

  .promo-bar__content {
    gap: 6px;
  }

  .promo-banner {
    padding: 20px 0;
  }

  .promo-banner__title {
    font-size: 1.3rem;
  }

  .promo-banner__price-value {
    font-size: 1.6rem;
  }

  .popup__title {
    font-size: 1.2rem;
  }

  .header__nav,
  .header__cta .btn {
    display: none;
  }

  .header__toggle {
    display: flex;
  }

  .header__phone {
    display: none;
  }

  .hero__content { padding: 100px 0 60px; }

  .hero__title {
    font-size: clamp(2rem, 7vw, 2.8rem);
  }

  .hero__stats {
    flex-direction: column;
    gap: 20px;
    margin-top: 48px;
    padding-top: 28px;
  }

  .hero__stat {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .hero__stat-value { font-size: 1.5rem; margin-bottom: 0; }

  .values__grid {
    grid-template-columns: 1fr;
  }

  .solutions__grid {
    grid-template-columns: 1fr;
  }

  .solutions__grid .solution-card--wide {
    grid-template-columns: 1fr;
  }

  .showroom__images {
    grid-template-columns: 1fr;
  }

  .showroom__img--large {
    grid-column: span 1;
  }

  .method__steps {
    grid-template-columns: 1fr;
  }

  .impact__grid {
    grid-template-columns: 1fr 1fr;
  }

  .section-header { margin-bottom: 48px; }

  .contact__form-wrapper {
    padding: 32px 24px;
  }

  .form__row {
    grid-template-columns: 1fr;
  }

  .form__checkboxes {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer__bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .trust-bar__inner {
    gap: 24px;
  }
}

/* Mobile */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .section { padding: 64px 0; }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .btn--large {
    padding: 16px 28px;
    font-size: 0.95rem;
  }

  .impact__grid {
    grid-template-columns: 1fr;
  }

  .trust-bar__inner {
    flex-direction: column;
    gap: 20px;
  }

  .cta-section { padding: 72px 0; }
}

/* --- Utility: sr-only for accessibility --- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* --- Focus visible for accessibility --- */
*:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

/* --- Réalisations gallery --- */
.gallery__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

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

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

.gallery__item:hover img {
  transform: scale(1.06);
}

.gallery__item__label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px 20px;
  background: linear-gradient(transparent, rgba(27,58,107,0.85));
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 600;
}

@media (max-width: 768px) {
  .gallery__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .gallery__grid {
    grid-template-columns: 1fr;
  }
}