/* ==========================
   GLOBAL
========================== */
/* ==========================
   FONTS
========================== */
@font-face {
  font-family: 'dirtyline';
  src: url('dirtyline.woff2') format('woff2'),
       url('dirtyline.woff') format('woff');
  font-weight: normal;
  font-style: normal;
}
@font-face {
    font-family: "BBBPoppinsTN";
    src: url("BBBPoppinsTN-TextSemiBoldItalic.woff2") format("woff2"),
         url("BBBPoppinsTN-TextSemiBoldItalic.woff") format("woff");
    font-weight: 600;
    font-style: italic;
}

/* ==========================
   BODY
========================== */
body {
  font-family: "BBBPoppinsTN", sans-serif;
  font-weight: 600;
  font-style: italic;
}

/* ==========================
   TITRES / BANNIERES
========================== */
h1, .banner .name .about-link {
  font-family: "dirtyline", sans-serif !important;
  font-weight: normal;
  font-style: normal;

}

h1 {
  font-family: "dirtyline", sans-serif;
  font-size: 40px;
}

/* Exemples de texte semi-bold italic */
.italic-semi-bold {
  font-family: "BBBPoppinsTN", sans-serif;
  font-weight: 600;
  font-style: italic;
}


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

body {
  margin: 0;
  padding: 0;
  font-family: "BBBPoppinsTN", sans-serif;
  color: #2E2E2E;
  background-color: #ffc5d9;
  line-height: 1.5;
  background: #FAFAFA;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}
a:hover { color: #ffc5d9; }

h1 { font-size: 3rem; margin: 0; text-align: center; }
h2 { font-size: 2rem; margin-bottom: 15px; text-align: center; color: #7D7D7D; }
h3 { margin: 0; }
p { font-size: 1rem; margin-bottom: 15px; }

/* ==========================
   STICKY BANNER
========================== */
.banner {
  font-family: "dirtyline", sans-serif;
  position: sticky;
  top: 0;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 15px 30px;
  background: #FAFAFA;
  z-index: 1000;
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}
.banner .name {
  font-family: "dirtyline", sans-serif !important;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 3rem !important;
  font-weight: normal !important; /* taille plus grande, à ajuster selon tes goûts */
}
.banner .about-link {
  font-size: 1.5rem;
  color: #000000;
  font-weight: 500;
  white-space: nowrap;
  justify-self: end;
}
.banner .about-link:hover { color: #ffc5d9; }

/* ==========================
   MARQUEE
========================== */
.marquee {
  width: 100%;
  overflow: hidden;
  background: #FAFAFA;
  border-bottom: 1px solid #e5e5e5;
  padding: 10px 0;
}
.marquee-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  width: max-content;
  animation: scroll 30s linear infinite;
}
.marquee-item {
  font-size: 2.5rem;
  padding-right: 3rem;
  white-space: nowrap;
  color: #ffc5d9;
  font-family: "BBBPoppinsTN", sans-serif;
}
@keyframes scroll {
  0% { 
    transform: translateX(0); 
  }
  100% { 
    transform: translateX(-50%); 
  }
}

/* ==========================
   PROJECT BANNER
========================== */
.project-banner {
  width: 100%;
  height: 350px;
  background-size: cover;
  background-position: center;
  display: grid;
  grid-template-rows: 1fr auto auto;
  align-items: end;
  padding: 20px 30px;
}
.project-banner h1 {
  color: #ffffff;
  font-size: 3rem;
  margin: 0;
  text-align: left;
  grid-row: 2;
}
.project-banner h2 {
  color: #ebebeb;
  font-size: 2rem;
  margin-top: 5px;
  text-align: left;
  grid-row: 3;
}
.project-banner h1,
.project-banner h2 {
  text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.6);
}

/* ==========================
   SECTIONS
========================== */
.section,
.section-4 {
  width: 90%;
  max-width: 900px;
  margin: 40px auto;
  background: #fff;
  padding: 40px 20px;
  border-radius: 10px;
  display: grid;
  justify-items: center;
}
.section-text {
  width: 100%;
  font-size: 1rem;
  text-align: justify;
}
.section-text blockquote {
  font-size: 1.1rem;
  font-style: italic;
  color: #ffc5d9;
  border-left: 4px solid #ffc5d9;
  padding-left: 15px;
  margin: 20px 0;
}
.section-text ul.book-list {
  margin: 15px 0;
  padding-left: 25px;
}
.section-text ul.book-list li {
  font-size: 1rem;
  margin-bottom: 10px;
  line-height: 1.2;
}

/* ==========================
   CAROUSEL
========================== */
.carousel {
  width: 100%;
  max-width: 800px;
  margin: 20px auto;
  position: relative;
  overflow: hidden;
  border-radius: 8px;
}
.carousel-track { 
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 100%;
  transition: transform 0.5s ease-in-out; 
}
.carousel img { 
  width: 100%; 
  object-fit: cover; 
}
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.7);
  color: #2E2E2E;
  font-size: 1.6rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000; /* assure que les boutons sont toujours au-dessus */
}

.carousel-btn.left { left: 10px; }
.carousel-btn.right { right: 10px; }

.carousel-btn:hover {
  background: rgba(255,255,255,0.9);
}

/* ==========================
   PROJECTS GRID
========================== */
/* Conteneur des cartes projets */

.projects-section {
  background-color: #ffc5d9; /* rose */
  padding: 50px 0;           /* espace au-dessus et en dessous */
  width: 100%;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
  width: 90%;
  max-width: 1400px;
  margin: 50px auto;
  background: #ffc5d9; /* fond derrière les cartes */
  padding: 0%;       /* espace autour des cartes */
  border-radius: 0px;
}

/* Cartes individuelles */
.project-card {
  background: #fff;   /* cartes blanches pour contraste */
  border-radius: 20px;
  padding-bottom: 20px;
  overflow: hidden;
  text-align: center;
  transition: 0.3s;
  position: relative;
}

.project-card img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  transition: transform 0.3s, filter 0.5s;
  filter: grayscale(100%); /* effet noir et blanc par défaut */
}

.project-card:hover img {
  filter: grayscale(0%);
  transform: scale(1.05); /* léger zoom au hover */
}

/* Texte et titres des cartes */
.project-card h3 {
  margin: 15px 0 8px;
  color: #000000; /* vert vif */
  transition: color 0.3s;
}

.project-card h3:hover {
  color: #000000; /* vert hover légèrement plus foncé */
}


.project-card p {
  padding: 0 15px;
  font-size: 1rem;
  color: #444;
}
.project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.project-content {
  width: 90%;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
  background: #fff;
  border-radius: 0px;
  overflow: hidden;
  display: grid;
  gap: 20px;
}

/* ==========================
   NEXT PROJECT / NAVIGATION
========================== */
.next-project,
.project-navigation {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  margin: 50px 0;
  padding: 0 30px;
}
.next-project a,
.project-navigation .nav-btn {
  display: inline-block;
  padding: 12px 25px;
  background: #ffc5d9;
  color: white;
  border-radius: 25px;
  transition: 0.3s;
  font-size: 1.2rem;
}
.next-project a:hover,
.project-navigation .nav-btn:hover { 
  background: #ffb3cc; 
  color: #333; 
}
.project-navigation .nav-btn.prev {
  justify-self: start;
}
.project-navigation .nav-btn.next {
  justify-self: end;
}

/* ==========================
   BEFORE / AFTER
========================== */
.before-after { 
  width: 100%; 
  max-width: 800px; 
  margin: auto; 
}
.ba-container { 
  position: relative; 
  overflow: hidden; 
  border-radius: 10px; 
}
.ba-img { 
  position: absolute; 
  width: 100%; 
  object-fit: cover; 
}
.ba-img.after { 
  clip-path: inset(0 0 0 50%); 
}
.ba-slider {
  position: absolute;
  top: 0;
  left: 50%;
  width: 4px;
  height: 100%;
  background: #ffc5d9;
  cursor: ew-resize;
}

/* ==========================
   TIMELINE
========================== */
.historical-timeline {
  position: relative;
  width: 90%;
  max-width: 1200px;
  margin: 80px auto;
  padding: 100px 0;
  min-height: 300px;
}
.timeline-line {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 4px;
  background: #cfcfcf;
  transform: translateY(-50%);
  z-index: 1;
}
.timeline-event {
  position: absolute;
  width: 220px;
  text-align: center;
  transform: translateX(-50%);
  z-index: 2;
}
.timeline-event .timeline-date {
  padding: 8px 20px;
  background: #fff;
  border: 3px solid #2E2E2E;
  border-radius: 30px;
  font-weight: bold;
  display: inline-block;
  font-size: 1rem;
  white-space: nowrap;
}
.timeline-event.top { 
  top: 0;
}
.timeline-event.bottom { 
  bottom: 0;
}
.timeline-event p {
  margin: 10px 0 0;
  font-size: 0.95rem;
  line-height: 1.4;
}

/* ==========================
   CONTACT BANNER
========================== */
.contact-banner {
  background: #e9e9e9;
  display: grid;
  justify-items: center;
  gap: 20px;
  padding: 60px 20px 40px;
  text-align: center;
  margin-top: 80px;
  font-family: "BBBPoppinsTN", sans-serif;

}

.contact-banner h2 {
  font-size: 2.5rem;
  color: #2E2E2E;
  margin: 0;
}

.contact-banner p {
  font-size: 1.2rem;
  color: #7D7D7D;
  margin: 0;
}

.contact-button {
  display: inline-block;
  width: auto;
  padding: 12px 30px;
  font-size: 1.1rem;
  background: #ffc5d9;
  color: white;
  border-radius: 30px;
  text-decoration: none;
  transition: 0.3s;
  text-align: center;
  margin-top: 10px;
}
.contact-button:hover { 
  background: #ffc5d9;
  color: #333; 
}

.contact-apps {
  display: grid;
  grid-auto-flow: column;
  gap: 20px;
  justify-content: center;
  margin-top: 10px;
}
.contact-apps img {
  width: 50px;
  transition: transform 0.3s;
}
.contact-apps img:hover { 
  transform: scale(1.2); 
}
--------------
/* 2 colonnes */
.contact-banner {
  background: #e9e9e9;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 40px;
  padding: 60px 20px 40px;
  margin-top: 80px;
  text-align: left; /* important */
}

/* centre le texte juste sur mobile */
@media(max-width: 800px) {
  .contact-banner {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

/* Colonne gauche (garde un spacing doux) */
.contact-col-left > * {
  margin-bottom: 20px;
}

/* Bouton PDF : légère variation possible */
.portfolio-button {
  background: #ffc5d9;
}
.portfolio-button:hover {
  background: #ffc5d9;
  color: #333;
}

/* Sources */
.contact-sources {
  font-size: 1rem;
  color: #7D7D7D;
}
.contact-sources a {
  color: #7D7D7D;
  text-decoration: none;
  transition: 0.3s;
}
.contact-sources a:hover {
  color: #2E2E2E;
}

/* Col droite */
.contact-col-right {
  display: flex;
  justify-content: center; /* centré horizontalement */
}

/* grille d’icônes existante, adaptée */
.contact-apps {
  display: grid;
  grid-auto-flow: column;
  gap: 20px;
}

/* ==========================
   FOOTER (fusionné avec contact)
========================== */
footer {
  text-align: center;
  padding: 30px 20px 40px;
  background: #fff;
  margin: 0;
}

footer p {
  font-size: 0.95rem;
  color: #7D7D7D;
  margin: 0;
}

footer span {
  color: #2E2E2E;
  font-weight: bold;
}

/* ==========================
   FOOTER COLUMNS
========================== */
.project-footer-columns,
.footer-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  width: 90%;
  max-width: 900px;
  margin: 50px auto 0;
}

.project-footer-columns .footer-column,
.footer-columns .footer-column {
  background: #fff;
  padding: 20px;
  border-radius: 10px;
}

/* ==========================
   CV PAGE
========================== */
header {
  text-align: center;
  padding: 60px 20px 40px;
  background: #fff;
  margin: 0 auto;
  max-width: 900px;
  border-radius: 10px;
  margin-top: 40px;
}

header h1 {
  font-size: 3rem;
  margin: 0 0 10px;
}

header h2 {
  font-size: 1.5rem;
  color: #7D7D7D;
  font-weight: normal;
  margin: 0;
}

.contact {
  background: #fff;
  max-width: 900px;
  margin: 20px auto;
  padding: 30px 20px;
  border-radius: 10px;
  font-family: "BBBPoppinsTN", sans-serif;
  
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.contact p {
  font-size: 1.1rem;
  margin: 8px 0;
  color: #2E2E2E;
}

.contact a {
  color: #ffc5d9;
  text-decoration: none;
  transition: color 0.3s;
  font-weight: 500;
}

.contact a:hover {
  color: #ffb3cc;
}

/* Responsive */
@media(max-width: 700px) {
  .contact {
    grid-template-columns: 1fr;
    text-align: center;
  }
}


.grille-2-colonnes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  max-width: 900px;
  margin: 40px auto;
  padding: 0 20px;
}

.grille-2-colonnes .colonne {
  background: #fff;
  padding: 30px;
  border-radius: 10px;
}

.grille-2-colonnes h2 {
  font-size: 2rem;
  color: #ffc5d9;
  margin-bottom: 20px;
  text-align: left;
}

.grille-2-colonnes p {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 15px;
  color: #2E2E2E;
  text-align: left;
}

.grille-2-colonnes strong {
  color: #ffc5d9;
  font-weight: normal;
}

footer {
  text-align: center;
  padding: 40px 20px;
  background: #fff;
  margin-top: 60px;
    font-family: "BBBPoppinsTN", sans-serif;

}

footer p {
  font-size: 1rem;
  color: #7D7D7D;
  margin: 0;
}

footer span {
  color: #2E2E2E;
  font-weight: bold;
}

/* Responsive CV */
@media (max-width: 768px) {
  .grille-2-colonnes {
    grid-template-columns: 1fr;
  }
  
  header h1 {
    font-size: 2rem;
  }
  
  header h2 {
    font-size: 1.2rem;
  }
}
@media (max-width: 1100px) { 
  .projects-grid { 
    grid-template-columns: repeat(3,1fr); 
  } 
}

@media (max-width: 900px) {
  .banner { 
    flex-direction: column; 
    align-items: flex-start; 
  }
  
  .banner .about-link { 
    font-size: 1.2rem; 
  }
  .project-banner h1 { 
    font-size: 2rem; 
  }
  .project-banner h2 { 
    font-size: 1.2rem; 
  }
  .section-text { 
    font-size: 1rem; 
  }
  .footer-columns,
  .project-footer-columns { 
    flex-direction: column; 
  }
}

@media (max-width: 800px) { 
  .projects-grid { 
    grid-template-columns: repeat(2,1fr); 
  } 
}

@media (max-width: 500px) { 
  .projects-grid { 
    grid-template-columns: repeat(1,1fr); 
  } 
}

#lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0,0,0,0.8);
  display: none; /* caché par défaut */
  justify-content: center;
  align-items: center;
  z-index: 10000;
}

#lightbox.active {
  display: flex;
}

#lightbox-img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 8px;
}

.lightbox {
  overflow: auto;
}


#lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  padding: 12px 30px;
  font-size: 1.1rem;
  font-family: 'BBBPoppinsTN', sans-serif;
  background: #ffc5d9;
  color: white;
  border: none;
  border-radius: 30px;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: 0.3s;
  z-index: 10001;
}

#lightbox-close:hover {
  background: rgba(255, 255, 255, 0.6);
  color: #ffc5d9;
}

.project-banner .my-photo {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 150px;
  opacity: 0.3;
}
/*/_________________________________________________________/*/
.project-banner {
  position: relative;
  display: grid;
  grid-template-rows: 1fr auto auto;
  background-image: url('bannière.jpg'); /* ton image de fond */
  background-size: cover;
  background-position: center;
  height: 400px;
  padding: 20px 40px;
  color: #fff;
  overflow: hidden;
}

/* Overlay sombre pour lisibilité du texte */
.project-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1;
}

.project-banner h1,
.project-banner h2 {
  position: relative; /* pour être au-dessus de l’overlay */
  z-index: 2;
  margin: 0;
  text-shadow: 2px 2px 6px rgba(0,0,0,0.5);
}

.project-banner h1 {
  font-family: 'Crozet', sans-serif;
  font-size: 3rem;
  grid-row: 2;
}

.project-banner h2 {
  font-family: 'BBBPoppinsTN', sans-serif;
  font-size: 2rem;
  margin-top: 5px;
  grid-row: 3;
}

/* Bannière principale */
.hero-banner {
  position: relative;
  background-size: cover;
  background-position: center;
  height: 400px;
  display: flex;
  align-items: center;
  padding: 0 50px;
  color: #fff;
  overflow: hidden;
  font-family: 'BBBPoppinsTN', sans-serif;
}

/* Overlay sombre pour lisibilité du texte */
.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5); /* augmente la lisibilité */
  z-index: 1;
}

/* Contenu au-dessus de l'overlay */
.hero-content {
  position: relative;
  display: flex;
  justify-content: space-between;
  width: 100%;
  z-index: 2;
  align-items: center;
}

/* Texte */
.hero-text h1 {
  font-size: 3rem;
  margin: 0 0 10px 0;
  color: #ffffff;
  line-height: 1.2;
}

.hero-text h2 {
  font-size: 2rem;
  margin: 0;
  color: #e1e1e1;
  line-height: 1.2;
}

/* Photo */
.hero-photo img {
  height: 100%; /* même hauteur que la bannière */
  width: auto;
  object-fit: cover;
}

/* Responsive */
@media screen and (max-width: 768px) {
  .hero-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .hero-photo img {
    width: 70%;
    height: auto;
    margin-top: 20px;
  }

  .hero-text h1 {
    font-size: 2rem;
  }

  .hero-text h2 {
    font-size: 1.5rem;
  }
}
.nav-links {
  display: flex;
  gap: 20px;
}
.nav-links a {
  color: #2E2E2E;
  font-weight: normal;
  transition: color 0.3s;
}
.nav-links a:hover {
  color: #ffc5d9;
}
#back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  padding: 10px 15px;
  background: #ffc5d9;
  color: white;
  border: none;
  border-radius: 30px;
  cursor: pointer;
  font-size: 1.2rem;
  opacity: 0;             /* invisible par défaut */
  pointer-events: none;   /* non cliquable par défaut */
  transition: opacity 0.3s, background 0.3s, color 0.3s;
  z-index: 1000;
}

#back-to-top.show {
  opacity: 1;
  pointer-events: auto;  /* devient cliquable */
}

#back-to-top:hover {
  background: #ffb3cc;
  color: #333;
}
/* ==========================
   TYPOGRAPHIE POUR PROJETS ET CV
========================== */

body.project-page a {
  text-decoration: none;
  transition: color 0.3s;
}

body.project-page a:hover {
  color: #ffc5d9;
}

body.project-page h1,
body.project-page h2,
body.project-page h3 {
  font-family: 'dirtyline', sans-serif;
  font-weight: normal;

  /* Active les ligatures pour cette police */
  font-feature-settings: "liga" 1;

  /* Optionnel : pour les navigateurs qui préfèrent la syntaxe moderne */
  font-variant-ligatures: common-ligatures;
}
/* Slide wrapper */
.carousel-track .slide {
  position: relative;
}

.carousel {
    position: relative;
}

/* bouton © */
.credit {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.411);
    color: white;
    padding: 4px 6px;
    border-radius: 50%;
    font-size: 14px;
    cursor: pointer;
    z-index: 10;
}

/* tooltip caché */
.credit::after {
    content: attr(data-credit);
    position: absolute;
    bottom: 120%;
    right: 0;
    background: black;
    color: white;
    padding: 6px 8px;
    border-radius: 4px;
    white-space: nowrap;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    pointer-events: none;
    font-size: 12px;
    z-index: 9999;
}

/* au hover -> visible */
.credit:hover::after {
    opacity: 1;
    transform: translateY(0);
}
/* ==========================
   TYPOGRAPHIE GLOBALE – VERSION FINALE
========================== */

body.home h1,
body.home h2,
body.home h3,
body.home .banner .name,
body.home .banner .about-link
body.home .hero-text h1,
body.home header h1 {
    color: #000000;
}

/* ==========================
   TEXTE NORMAL – BBBPoppinsTN Semi-bold Italic
========================== */
p,
h2,
h3,
span,
a,
li,
.section-text,
.section-text blockquote,
.contact p,
.contact a,
footer p,
.grille-2-colonnes p,
.grille-2-colonnes strong,
.project-card p,
.project-card h3,
.hero-text h2,
.project-banner h2,
header h2 {
  font-family: "BBBPoppinsTN", sans-serif !important;
  font-weight: 600 !important;
  font-style: italic !important;
}

/* ==========================
   Liens / boutons – conservant couleur et hover
========================== */
a,
.contact-button,
.project-navigation .nav-btn,
.next-project a {
  font-family: "BBBPoppinsTN", sans-serif !important;
  font-weight: 600 !important;
  font-style: italic !important;
}
.project-card img {
  width: 100%;
  filter: grayscale(100%);
  transition: filter 0.5s ease;
}

.project-card img:hover .project-banner:hover {
  filter: grayscale(0%);
}
.intro-content {
  margin-top: 50px;
}

.intro-hero {
  position: relative;
  width: 100%;
  height: 100vh;
  background-image: url('pres.jpg');
  background-size: cover;
  background-position: center;
  transform-origin: center center;
  transition: transform 0.2s ease-out, opacity 0.3s ease-out;
}


/* positionnement du texte */
.intro-content {
  position: absolute;
  top: 50%;
  right: 5%; /* espace à droite */
  transform: translateY(-50%);
  text-align: right; /* alignement du texte */
  color: white;
  font-family: 'BBBPoppinsTN', sans-serif;
  z-index: 2;
  max-width: 40ch;
}


.intro-content h2 {
    font-size: 3rem;
    margin: 0 0 10px;
}

.intro-content p {
    font-size: 1.2rem;
    margin: 0;
}
@media (max-width: 768px) {
  .hero {
    background-attachment: scroll; /* fallback pour mobiles si besoin */
  }
}
.scroll-down-btn {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);

  width: 55px;
  height: 55px;
  border-radius: 50%;
  border: 2px solid white;
  background: transparent;
  color: white;
  font-size: 28px;
  cursor: pointer;

  display: flex;
  align-items: center;
  justify-content: center;

  z-index: 3;
  transition: 0.3s ease;
}

/* hover */
.scroll-down-btn:hover {
  background: white;
  color: black;
}

/* petit rebond animé */
.scroll-down-btn span {
  display: inline-block;
  animation: bounce 1.4s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(5px); }
}

/* responsive */
@media (max-width: 768px) {
  .scroll-down-btn {
    bottom: 20px;
    width: 45px;
    height: 45px;
    font-size: 22px;
  }
}