:root {
  --green: #6fb52d;
  --green-dark: #5a9624;
  --green-light: #8bc34a;
  --black: #121212;
  --gray-dark: #555;
  --gray-medium: #888;
  --gray-light: #f5f5f5;
  --white: #ffffff;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* RESET MODERNE */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

/* BASE */
body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background-color: var(--white);
  color: var(--black);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* =====================
   HEADER MODERNE - GLASSMORPHISM
   ===================== */
.site-header {
  background-color: var(--white);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  border-bottom: 1px solid rgba(111, 181, 45, 0.1);
}

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

.logo {
  transition: var(--transition);
}

.logo:hover {
  transform: translateY(-2px);
}

.logo img {
  height: 48px;
  width: auto;
}

/* NAV MODERNE */
.main-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.main-nav a {
  padding: 0.6rem 1.2rem;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-dark);
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
}

.main-nav a::after {
  content: "";
  position: absolute;
  bottom: 0.3rem;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 80%;
  height: 2px;
  background-color: var(--green);
  transition: var(--transition);
}

.main-nav a:hover {
  color: var(--black);
  background-color: var(--gray-light);
}

.main-nav a:hover::after {
  transform: translateX(-50%) scaleX(1);
}

.nav-contact {
  color: var(--white) !important;
  background-color: var(--green);
  font-weight: 600;
  margin-left: 1rem;
}

.nav-contact::after {
  display: none;
}

.nav-contact:hover {
  background-color: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* BARRE VERTE GRADIENT */
.header-accent {
  height: 4px;
  background: linear-gradient(90deg, var(--green-dark), var(--green), var(--green-light));
}

/* =====================
   HERO MODERNE
   ===================== */
.hero {
  position: relative;
  height: 85vh;
  min-height: 500px;
  max-height: 500px;
  overflow: hidden;
}

.hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 1;
  animation: kenburns 20s ease-in-out infinite alternate;
}

@keyframes kenburns {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(1.08);
  }
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(18, 18, 18, 0.7), rgba(111, 181, 45, 0.2));
  z-index: 2;
}

.hero-overlay {
  position: relative;
  z-index: 3;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 2rem;
}

.hero-content {
  max-width: 860px;
  color: white;
  animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero h1 {
  font-family: "Poppins", sans-serif;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.hero-text {
  font-size: clamp(1rem, 2vw, 1.15rem);
  margin-bottom: 2.5rem;
  opacity: 0.95;
  line-height: 1.6;
}

/* Bouton hero moderne */
.hero-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1.1rem 3rem;
  border: none;
  border-radius: 50px;
  background: linear-gradient(135deg, var(--green), var(--green-light));
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  box-shadow: 0 8px 24px rgba(111, 181, 45, 0.35);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.hero-button::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--green-light), var(--green));
  opacity: 0;
  transition: var(--transition);
}

.hero-button span {
  position: relative;
  z-index: 1;
}

.hero-button:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(111, 181, 45, 0.45);
}

.hero-button:hover::before {
  opacity: 1;
}

/* =====================
   SECTIONS MODERNES
   ===================== */
.about,
.services,
.realisations,
.contact {
  padding: clamp(4rem, 10vw, 8rem) 0;
}

.about h2,
.services h2,
.realisations h2,
.contact h2 {
  font-family: "Poppins", sans-serif;
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
  letter-spacing: -0.02em;
}

.about h2::after,
.services h2::after,
.realisations h2::after,
.contact h2::after {
  content: "";
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--green), var(--green-light));
  border-radius: 2px;
}

.about p,
.services p,
.realisations p,
.contact p {
  max-width: 720px;
  color: var(--gray-dark);
  font-size: 1.05rem;
  margin-top: 2rem;
}

/* Section alternée avec fond */
.services {
  background-color: var(--gray-light);
}

/* =====================
   PAGE RÉALISATIONS
   ===================== */
.realisations-intro {
  padding: clamp(4rem, 8vw, 6rem) 0 3rem;
  text-align: center;
}

.realisations-intro h1 {
  font-family: "Poppins", sans-serif;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.realisations-intro p {
  max-width: 720px;
  margin: 0 auto;
  color: var(--gray-dark);
  font-size: 1.1rem;
}

/* Grille moderne avec espacement optimisé */
.realisations-grid-section {
  padding-bottom: clamp(4rem, 8vw, 7rem);
}

.realisations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

/* =====================
   PAGINATION MODERNE
   ===================== */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin: 4rem 0 2rem;
  flex-wrap: wrap;
}

.pagination-btn,
.pagination-number {
  min-width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--gray-light);
  background-color: var(--white);
  color: var(--gray-dark);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 10px;
  transition: var(--transition);
  cursor: pointer;
}

.pagination-btn:hover,
.pagination-number:hover {
  border-color: var(--green);
  color: var(--green);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.pagination-number.active {
  background: linear-gradient(135deg, var(--green), var(--green-light));
  border-color: var(--green);
  color: white;
  box-shadow: 0 4px 16px rgba(111, 181, 45, 0.3);
}

.pagination-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  border-color: var(--gray-light);
  color: var(--gray-medium);
}

.pagination-btn:disabled:hover {
  transform: none;
  box-shadow: none;
}

.pagination-dots {
  padding: 0 0.5rem;
  color: var(--gray-medium);
  font-weight: 600;
}

/* Filtres de réalisations */
.realisations-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 3rem 0;
  padding: 0 1rem;
}

.filter-btn {
  padding: 0.7rem 1.8rem;
  border: 2px solid var(--gray-light);
  background-color: var(--white);
  color: var(--gray-dark);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.filter-btn:hover {
  border-color: var(--green);
  color: var(--green);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--green), var(--green-light));
  border-color: var(--green);
  color: white;
  box-shadow: 0 4px 16px rgba(111, 181, 45, 0.3);
}

/* Compteur de résultats */
.realisations-count {
  text-align: center;
  color: var(--gray-medium);
  font-size: 0.95rem;
  margin-bottom: 2rem;
  font-weight: 500;
}

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

/* Carte avec effet moderne */
.realisation-card {
  position: relative;
  display: block;
  height: 420px;
  overflow: hidden;
  border-radius: 16px;
  text-decoration: none;
  color: white;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.realisation-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

/* Image avec effet */
.realisation-image {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.realisation-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
  z-index: 1;
  transition: var(--transition);
}

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

/* Overlay moderne */
.realisation-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(18, 18, 18, 0.85) 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  z-index: 2;
  transition: var(--transition);
}

.realisation-overlay h3 {
  font-family: "Poppins", sans-serif;
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
  transform: translateY(0);
  transition: var(--transition);
}

.realisation-overlay p {
  font-size: 0.95rem;
  opacity: 0.9;
  margin-bottom: 1.5rem;
  transform: translateY(0);
  transition: var(--transition);
  transition-delay: 0.05s;
}

/* Bouton CTA moderne */
.realisation-cta {
  align-self: flex-start;
  padding: 0.7rem 1.6rem;
  border: 2px solid var(--green);
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
  color: white;
  background-color: transparent;
  transition: var(--transition);
  transform: translateY(0);
  transition-delay: 0.1s;
}

/* Hover effects améliorés */
.realisation-card:hover .realisation-image img {
  transform: scale(1.1);
}

.realisation-card:hover .realisation-overlay h3,
.realisation-card:hover .realisation-overlay p,
.realisation-card:hover .realisation-cta {
  transform: translateY(-5px);
}

.realisation-card:hover .realisation-cta {
  background-color: var(--green);
  border-color: var(--green);
  box-shadow: 0 4px 16px rgba(111, 181, 45, 0.4);
}

/* =====================
   FOOTER MODERNE
   ===================== */
.site-footer {
  background: linear-gradient(135deg, #0a0a0a, var(--black));
  color: var(--white);
  padding: 4rem 0 2rem;
  margin-top: clamp(4rem, 8vw, 7rem);
  position: relative;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--green-dark), var(--green), var(--green-light));
}

.site-footer p {
  font-size: 0.9rem;
  opacity: 0.75;
  text-align: center;
}

/* =====================
   RESPONSIVE OPTIMISÉ
   ===================== */
@media (max-width: 1024px) {
  .container {
    padding: 0 1.5rem;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 70px;
  }

  .logo img {
    height: 40px;
  }

  .main-nav {
    gap: 0.2rem;
  }

  .main-nav a {
    padding: 0.5rem 0.8rem;
    font-size: 0.85rem;
  }

  .nav-contact {
    margin-left: 0.5rem;
  }

  .hero {
    height: 70vh;
    min-height: 500px;
  }

  .hero-content {
    padding: 0 1rem;
  }

  .hero-button {
    padding: 0.9rem 2rem;
    font-size: 0.95rem;
  }

  .realisations-grid {
    gap: 1.5rem;
    grid-template-columns: 1fr;
  }

  .realisation-card {
    height: 360px;
  }

  /* Pagination responsive */
  .pagination {
    gap: 0.3rem;
  }

  .pagination-btn,
  .pagination-number {
    min-width: 40px;
    height: 40px;
    font-size: 0.85rem;
  }

  .realisations-filters {
    gap: 0.7rem;
  }

  .filter-btn {
    padding: 0.6rem 1.4rem;
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .main-nav a {
    padding: 0.4rem 0.6rem;
    font-size: 0.8rem;
  }

  .hero {
    height: 60vh;
    min-height: 450px;
  }

  .hero-button {
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
  }

  .realisation-overlay {
    padding: 1.5rem;
  }

  .realisation-overlay h3 {
    font-size: 1.3rem;
  }

  /* Pagination mobile optimisée */
  .pagination-number:not(.active):not(:first-child):not(:last-child):not(:nth-child(2)):not(:nth-last-child(2)) {
    display: none;
  }

  .filter-btn {
    padding: 0.5rem 1.2rem;
    font-size: 0.8rem;
  }
}

/* =====================
   UTILITAIRES UX
   ===================== */
.focus-visible:focus {
  outline: 2px solid var(--green);
  outline-offset: 4px;
}

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

/* Amélioration du contraste pour accessibilité */
@media (prefers-contrast: high) {
  .hero::before {
    background: rgba(0, 0, 0, 0.7);
  }
  
  .realisation-overlay {
    background: rgba(18, 18, 18, 0.9);
  }
}
/* =====================================================
   MICRO-ANIMATIONS
   ===================================================== */
.fade-up {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.6s ease forwards;
}

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

/* =====================================================
   STATS
   ===================================================== */
.stats {
  background: #f6f6f6;
  padding: 4rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat strong {
  font-size: 2.5rem;
  color: var(--green);
  display: block;
}

.stat span {
  color: var(--gray-dark);
}

/* =====================================================
   SERVICES
   ===================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.service-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.service-card h3 {
  padding: 1.2rem 1.2rem 0.5rem;
}

.service-card p {
  padding: 0 1.2rem 1.5rem;
  color: var(--gray-dark);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

/* =====================================================
   HOME RÉALISATIONS
   ===================================================== */
.realisations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.realisation-card {
  position: relative;
  height: 320px;
  overflow: hidden;
  border-radius: 12px;
}

.realisation-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.realisation-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.55);
  color: white;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.realisation-card:hover .realisation-overlay {
  opacity: 1;
}

.realisation-overlay span {
  margin-top: 1rem;
  border: 2px solid var(--green);
  padding: 0.4rem 1rem;
  width: fit-content;
}
/* =====================================================
   PAGE DÉTAIL CHANTIER
   ===================================================== */

/* Hero chantier */
.chantier-hero {
  position: relative;
  height: 60vh;
  min-height: 420px;
  max-height: 520px;
  overflow: hidden;
}

.chantier-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.chantier-hero-overlay {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: flex-end;
  background: linear-gradient(
    180deg,
    rgba(18,18,18,0.3) 0%,
    rgba(18,18,18,0.85) 100%
  );
}

.chantier-hero h1 {
  color: white;
  font-family: "Poppins", sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1rem;
}

.chantier-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.chantier-meta span {
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(6px);
  padding: 0.4rem 1.2rem;
  border-radius: 50px;
  font-size: 0.85rem;
  color: white;
  font-weight: 500;
}

/* Contenu */
.chantier-content {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.chantier-description,
.chantier-tasks {
  max-width: 860px;
  margin-bottom: 4rem;
}

.chantier-description h2,
.chantier-tasks h2 {
  font-family: "Poppins", sans-serif;
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.chantier-description p {
  font-size: 1.05rem;
  color: var(--gray-dark);
}

/* Markdown – liste travaux */
.chantier-tasks ul {
  list-style: none;
  padding-left: 0;
}

.chantier-tasks li {
  position: relative;
  padding-left: 2rem;
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.chantier-tasks li::before {
  content: "✔";
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: bold;
}

/* Images Markdown */
.chantier-tasks img {
  width: 100%;
  border-radius: 16px;
  margin: 2rem 0;
  box-shadow: var(--shadow-md);
}

/* Bouton retour */
.chantier-back {
  margin-top: 4rem;
}
/* ===============================
   GALERIE CHANTIER
   =============================== */

.chantier-markdown {
  margin-top: 3rem;
}

/* Grille d’images */
.chantier-markdown img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Wrapper automatique de la galerie */
.chantier-markdown p {
  margin: 0;
}

/* Desktop : grille */
@media (min-width: 768px) {
  .chantier-markdown {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
  }

  /* Empêche les titres et listes d’être en grille */
  .chantier-markdown h2,
  .chantier-markdown ul,
  .chantier-markdown li,
  .chantier-markdown p:not(:has(img)) {
    grid-column: 1 / -1;
  }
}

/* Hover subtil (pro, pas gadget) */
.chantier-markdown img:hover {
  transform: scale(1.03);
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.18);
}


/* Grille automatique si plusieurs images */
.chantier-markdown h2 + p + img,
.chantier-markdown h2 + img {
  margin-top: 3rem;
}

/* Mobile */
@media (max-width: 768px) {
  .chantier-markdown img {
    border-radius: 12px;
  }
}