/* =====================================================
   BATI RÉNOV WT — Main Stylesheet
   Rénovation & Entretiens — Sermoise-sur-Loire
   ===================================================== */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

/* --- CSS Variables --- */
:root {
  --blue: #0EA5E9;
  --blue-dark: #0284C7;
  --blue-light: #E0F2FE;
  --navy: #0F172A;
  --navy-light: #1E293B;
  --gold: #F59E0B;
  --gold-light: #FEF3C7;
  --white: #FFFFFF;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --gray-900: #0F172A;
  --success: #10B981;
  --danger: #EF4444;
  --font-heading: 'Sora', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1280px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
}

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

.section {
  padding: 100px 0;
}

.section--gray { background: var(--gray-50); }
.section--navy { background: var(--navy); color: var(--white); }
.section--navy h2,
.section--navy h3 { color: var(--white); }

.text-center { text-align: center; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--blue);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--gold);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--gray-500);
  max-width: 600px;
  margin: 0 auto 48px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 50px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

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

.btn--primary:hover {
  background: var(--blue-dark);
  border-color: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(14, 165, 233, 0.35);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}

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

.btn--dark {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.btn--dark:hover {
  background: var(--navy-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--gold {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
}

.btn--gold:hover {
  background: #D97706;
  border-color: #D97706;
  transform: translateY(-2px);
}

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

/* --- Top Bar --- */
.topbar {
  background: var(--navy);
  color: var(--gray-400);
  font-size: 0.85rem;
  padding: 8px 0;
}

.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.topbar a {
  color: var(--gray-300);
}

.topbar a:hover {
  color: var(--gold);
}

.topbar__left,
.topbar__right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.topbar__item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.topbar__item svg {
  width: 14px;
  height: 14px;
  color: var(--blue);
  flex-shrink: 0;
}

/* --- Header / Navbar --- */
.header {
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.header__logo img {
  height: 60px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav__link {
  padding: 10px 18px;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-600);
  border-radius: var(--radius-sm);
  position: relative;
}

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

.nav__cta {
  margin-left: 12px;
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 40px;
  height: 40px;
  position: relative;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  margin: 6px auto;
  transition: var(--transition);
  border-radius: 2px;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 20%, rgba(14, 165, 233, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 30% 80%, rgba(245, 158, 11, 0.08) 0%, transparent 50%);
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero__content {
  padding: 40px 0;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(14, 165, 233, 0.15);
  color: var(--blue);
  padding: 8px 20px;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 24px;
  border: 1px solid rgba(14, 165, 233, 0.25);
}

.hero__badge svg {
  width: 16px;
  height: 16px;
}

.hero__title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--white);
  margin-bottom: 24px;
  line-height: 1.1;
}

.hero__title span {
  background: linear-gradient(135deg, var(--blue), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__text {
  font-size: 1.15rem;
  color: var(--gray-400);
  margin-bottom: 36px;
  max-width: 500px;
  line-height: 1.8;
}

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

.hero__visual {
  position: relative;
}

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

.hero__image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.4) 0%, transparent 50%);
}

.hero__floating-card {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 14px;
  z-index: 3;
  animation: floatCard 3s ease-in-out infinite;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.hero__floating-card .icon-circle {
  width: 48px;
  height: 48px;
  background: var(--blue-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  flex-shrink: 0;
}

.hero__floating-card .icon-circle svg {
  width: 24px;
  height: 24px;
}

.hero__floating-card strong {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--navy);
  display: block;
}

.hero__floating-card span {
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* Decorative elements */
.hero__decor {
  position: absolute;
  border-radius: 50%;
  opacity: 0.06;
}

.hero__decor--1 {
  width: 400px;
  height: 400px;
  border: 2px solid var(--blue);
  top: -100px;
  right: -100px;
}

.hero__decor--2 {
  width: 200px;
  height: 200px;
  background: var(--gold);
  bottom: -60px;
  left: 10%;
}

/* --- Stats Bar --- */
.stats-bar {
  background: var(--white);
  padding: 0;
  position: relative;
  z-index: 10;
  margin-top: -40px;
}

.stats-bar__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.stat-item {
  padding: 36px 24px;
  text-align: center;
  position: relative;
  transition: var(--transition);
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--gray-200);
}

.stat-item:hover {
  background: var(--gray-50);
}

.stat-item__number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--blue);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-item__label {
  font-size: 0.9rem;
  color: var(--gray-500);
  font-weight: 500;
}

/* --- Services Section --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px 32px;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

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

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

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

.service-card__icon {
  width: 64px;
  height: 64px;
  background: var(--blue-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--blue);
  transition: var(--transition);
}

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

.service-card__icon svg {
  width: 32px;
  height: 32px;
}

.service-card__title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.service-card__text {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-card__link {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.service-card__link:hover {
  gap: 10px;
  color: var(--blue-dark);
}

.service-card__link svg {
  width: 16px;
  height: 16px;
  transition: var(--transition);
}

/* --- About / Présentation Section --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about__images {
  position: relative;
  height: 500px;
}

.about__img-main {
  width: 75%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  position: relative;
  z-index: 2;
}

.about__img-secondary {
  width: 55%;
  height: 280px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  position: absolute;
  bottom: 0;
  right: 0;
  z-index: 3;
  border: 6px solid var(--white);
}

.about__experience {
  position: absolute;
  top: 30px;
  right: 40px;
  background: var(--blue);
  color: var(--white);
  border-radius: var(--radius);
  padding: 20px 24px;
  text-align: center;
  z-index: 4;
  box-shadow: var(--shadow-lg);
}

.about__experience strong {
  font-family: var(--font-heading);
  font-size: 2rem;
  display: block;
  line-height: 1;
}

.about__experience span {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.9;
}

.about__content h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  margin-bottom: 20px;
}

.about__text {
  margin-bottom: 16px;
  color: var(--gray-600);
  line-height: 1.8;
}

.about__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 32px 0;
}

.about__feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
  color: var(--navy);
}

.about__feature svg {
  width: 20px;
  height: 20px;
  color: var(--success);
  flex-shrink: 0;
}

/* --- Before/After Gallery --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.ba-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

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

.ba-slider {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  cursor: col-resize;
  user-select: none;
}

.ba-slider__before,
.ba-slider__after {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.ba-slider__before img,
.ba-slider__after img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ba-slider__before {
  z-index: 2;
  width: 50%;
  overflow: hidden;
}

.ba-slider__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  background: var(--white);
  z-index: 3;
  transform: translateX(-50%);
  box-shadow: 0 0 10px rgba(0,0,0,0.3);
}

.ba-slider__handle::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 44px;
  height: 44px;
  background: var(--white);
  border-radius: 50%;
  box-shadow: var(--shadow-lg);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' fill='none' stroke='%230EA5E9' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M18 8l4 4-4 4'/%3E%3Cpath d='M6 8l-4 4 4 4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 24px;
}

.ba-slider__label {
  position: absolute;
  bottom: 12px;
  padding: 6px 16px;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: 50px;
  z-index: 4;
  pointer-events: none;
}

.ba-slider__label--before {
  left: 12px;
  background: rgba(239, 68, 68, 0.9);
  color: var(--white);
}

.ba-slider__label--after {
  right: 12px;
  background: rgba(16, 185, 129, 0.9);
  color: var(--white);
}

.ba-card__info {
  padding: 20px 24px;
}

.ba-card__title {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.ba-card__category {
  font-size: 0.85rem;
  color: var(--gray-400);
}

/* --- Testimonial / Trust Section --- */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.trust-card {
  text-align: center;
  padding: 40px 24px;
}

.trust-card__icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  background: rgba(14, 165, 233, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
}

.trust-card__icon svg {
  width: 36px;
  height: 36px;
}

.trust-card__title {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.section--navy .trust-card__title { color: var(--white); }

.trust-card__text {
  font-size: 0.95rem;
  color: var(--gray-400);
  line-height: 1.7;
}

/* --- CTA Section --- */
.cta {
  position: relative;
  padding: 100px 0;
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%);
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta .container {
  position: relative;
  z-index: 2;
  text-align: center;
}

.cta h2 {
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 16px;
}

.cta p {
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  margin-bottom: 36px;
  max-width: 550px;
  margin-left: auto;
  margin-right: auto;
}

.cta__buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Contact Form --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}

.contact-info__item {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-info__icon {
  width: 52px;
  height: 52px;
  background: var(--blue-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  flex-shrink: 0;
}

.contact-info__icon svg {
  width: 24px;
  height: 24px;
}

.contact-info__label {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--gray-400);
  margin-bottom: 2px;
}

.contact-info__value {
  font-size: 1rem;
  font-weight: 500;
  color: var(--navy);
}

.contact-info__value a:hover {
  color: var(--blue);
}

.contact-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--gray-100);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 8px;
}

.form-group label .required {
  color: var(--danger);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--gray-700);
  background: var(--gray-50);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.1);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}

.form__consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 24px;
  font-size: 0.85rem;
  color: var(--gray-500);
}

.form__consent input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--blue);
  margin-top: 2px;
  flex-shrink: 0;
}

.form__submit {
  width: 100%;
  justify-content: center;
  font-size: 1rem;
  padding: 16px 32px;
}

/* Form success/error messages */
.form-message {
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  font-weight: 500;
  display: none;
}

.form-message--success {
  background: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
}

.form-message--error {
  background: #FEF2F2;
  color: #991B1B;
  border: 1px solid #FECACA;
}

/* --- Map Section --- */
.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-top: 48px;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* --- Footer --- */
.footer {
  background: var(--navy);
  color: var(--gray-400);
  padding: 80px 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer__brand img {
  height: 50px;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}

.footer__brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer__socials {
  display: flex;
  gap: 10px;
}

.footer__social {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  transition: var(--transition);
}

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

.footer__social svg {
  width: 18px;
  height: 18px;
}

.footer__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
}

.footer__links li {
  margin-bottom: 10px;
}

.footer__links a {
  font-size: 0.9rem;
  color: var(--gray-400);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.footer__links a:hover {
  color: var(--blue);
  transform: translateX(4px);
}

.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(--blue);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.85rem;
}

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

/* --- Page Hero (inner pages) --- */
.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  padding: 120px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 50%, rgba(14, 165, 233, 0.1) 0%, transparent 70%);
}

.page-hero .container {
  position: relative;
  z-index: 2;
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--white);
  margin-bottom: 12px;
}

.page-hero p {
  font-size: 1.1rem;
  color: var(--gray-400);
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 0.9rem;
}

.breadcrumb a {
  color: var(--gray-400);
}

.breadcrumb a:hover {
  color: var(--blue);
}

.breadcrumb span {
  color: var(--blue);
}

.breadcrumb svg {
  width: 14px;
  height: 14px;
  color: var(--gray-500);
}

/* --- Services Page Details --- */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 60px 0;
  border-bottom: 1px solid var(--gray-200);
}

.service-detail:last-child {
  border-bottom: none;
}

.service-detail:nth-child(even) {
  direction: rtl;
}

.service-detail:nth-child(even) > * {
  direction: ltr;
}

.service-detail__img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}

.service-detail__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.service-detail:hover .service-detail__img img {
  transform: scale(1.03);
}

.service-detail__content h3 {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.service-detail__content p {
  color: var(--gray-600);
  margin-bottom: 16px;
  line-height: 1.8;
}

.service-detail__list {
  margin: 20px 0;
}

.service-detail__list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  color: var(--gray-700);
  font-weight: 500;
}

.service-detail__list li svg {
  width: 18px;
  height: 18px;
  color: var(--blue);
  flex-shrink: 0;
}

/* --- Mentions Légales --- */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h2 {
  font-size: 1.5rem;
  margin: 40px 0 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--blue-light);
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content p {
  margin-bottom: 12px;
  color: var(--gray-600);
  line-height: 1.8;
}

.legal-content strong {
  color: var(--navy);
}

/* --- Zone d'intervention --- */
.zone-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.zone-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.zone-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: var(--white);
  border-radius: var(--radius-sm);
  font-weight: 500;
  color: var(--navy);
  box-shadow: var(--shadow-sm);
}

.zone-list li svg {
  width: 16px;
  height: 16px;
  color: var(--blue);
  flex-shrink: 0;
}

/* --- Gallery Filter --- */
.gallery-filters {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.gallery-filter {
  padding: 10px 24px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--gray-100);
  color: var(--gray-600);
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
}

.gallery-filter:hover,
.gallery-filter.active {
  background: var(--blue);
  color: var(--white);
}

/* --- Scroll Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
  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: 0.4s; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .hero__visual { display: none; }
  .hero { min-height: auto; padding: 80px 0; }
  .stats-bar { margin-top: 0; }
  .stats-bar__inner { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about__images { height: 350px; }
  .gallery-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: repeat(2, 1fr); }
  .service-detail {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .service-detail:nth-child(even) {
    direction: ltr;
  }
  .zone-grid { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr; gap: 0; }
}

@media (max-width: 768px) {
  .topbar { display: none; }
  .header .container { height: 70px; }
  .header__logo img { height: 45px; }
  .nav { 
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    padding: 100px 32px 32px;
    align-items: stretch;
    gap: 0;
    box-shadow: -5px 0 30px rgba(0,0,0,0.15);
    transition: var(--transition);
    overflow-y: auto;
  }
  .nav.open { right: 0; }
  .nav__link {
    padding: 14px 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--gray-100);
  }
  .nav__cta {
    margin-left: 0;
    margin-top: 16px;
    text-align: center;
  }
  .nav-toggle { display: block; }
  .section { padding: 60px 0; }
  .section-title { font-size: 1.8rem; }
  .services-grid { grid-template-columns: 1fr; }
  .stats-bar__inner { grid-template-columns: repeat(2, 1fr); }
  .stat-item { padding: 24px 16px; }
  .stat-item__number { font-size: 2rem; }
  .contact-form { padding: 28px 24px; }
  .form-row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .about__images { height: 280px; }
  .about__img-main { width: 65%; height: 280px; }
  .about__img-secondary { width: 55%; height: 200px; }
  .about__features { grid-template-columns: 1fr; }
  .zone-list { grid-template-columns: 1fr; }
  .hero__buttons { flex-direction: column; align-items: flex-start; }
}

/* --- Accessibility --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

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

/* skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--blue);
  color: var(--white);
  padding: 12px 24px;
  z-index: 9999;
  font-weight: 600;
  border-radius: 0 0 var(--radius-sm) 0;
}

.skip-link:focus {
  top: 0;
}