:root {
     --bg-color: #fdfdfd;
    --text-color: #333;
    --main-color: #3B1C0A;
    --white-color: #fdfdfd;
    --shadow-color: rgba(0, 0, 0, .2);
    --accent-color: #ffb300;
}

body {
    background: var(--bg-color);
    font-family: Poppins;
    color: var(--text-color);
    font-size: 16px;
    line-height: 1.6;
}

a{
    text-decoration: none;
}

.container {
    width: 90%;
    margin: 0 auto;
}

header {
    width: 90%;
    display: flex;
    justify-content: space-between;
    margin: auto;
    height: 50px;
    align-items: center;
}

header .logo {
    font-size: 1rem;
    color: var(--main-color);
    font-weight: 600;
    cursor: default;
    text-decoration: none;
    margin-right: auto;
}

header nav a {
    position: relative;
    text-decoration: none;
    color: var(--main-color);
    font-weight: 500;
    margin-left: 2rem;
}

.navbar a.active::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 100%;
    height: .2rem;
    background: var(--main-color);
}
.toggle-icon{
	display: flex;
	margin-left: 2rem;
	font-size: 1rem;
    color: var(--main-color);
	cursor: pointer;
	background: transparent;
}

.toggle-icon i {
    transition: transform 0.5s ease;
}

.bx-sun {
    transform: rotate(180deg);
}

.bx-moon {
    transform: rotate(0);
}
#cover-wrapper {
    position: relative;
    width: 100%;
    height: 120vh;
    background-position: center;
    background-size: cover;
    display: flex;
    justify-content: flex-start;
    overflow: hidden;
}
.jet-timeline {
  position: relative;
}

.timeline-section{
  padding-top: 4rem;   /* espace après la vidéo */
}

/* =========================
   TIMELINE (Jet-like) + IMAGES
   ========================= */

/* LIGNE BASE */
.jet-timeline__line{
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  transform: translateX(-50%);
  background: rgba(0,0,0,.15);
  border-radius: 999px;
  overflow: hidden;
}

/* LIGNE PROGRESS (par-dessus) */
.jet-timeline__line::after{
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: var(--timeline-progress, 0px); /* <-- piloté par JS */
  background: var(--accent-color, #ffb300); /* ou var(--main-color) */
  border-radius: 999px;
  transition: height .2s ease;
}


/* liste */
.jet-timeline-list{
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* item */
.jet-timeline-item{
  position: relative;
  display: flex;
  align-items: flex-start;
}

/* alternance */
.jet-timeline--align-center .jet-timeline-item:nth-child(odd){
  flex-direction: row;
}
.jet-timeline--align-center .jet-timeline-item:nth-child(even){
  flex-direction: row-reverse;
}

/* colonnes (carte / point / meta) */
.jet-timeline--align-center .timeline-item__card,
.jet-timeline--align-center .timeline-item__meta{
  flex-basis: calc(50% - 28px);
  max-width: calc(50% - 28px);
}

.jet-timeline--align-center .timeline-item__meta-content{
  margin-top: 7px;
}

.jet-timeline--align-center .timeline-item__point{
  flex: 0 0 56px;
  width: 56px;
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 2;
}

.timeline-item__text{
  text-align: left;
}

.jet-timeline {
  position: relative;
  padding-bottom: 4rem; /* laisse respirer la fin */
}


/* point style */
.timeline-item__point{
  margin-top: .4rem;
}
.timeline-item__point i{
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--white-color);
  border: 3px solid var(--main-color);
  color: var(--main-color);
  font-size: 1rem;
  box-shadow: 0 10px 25px rgba(0,0,0,.12);
}

/* meta (petit texte année à droite/gauche) */
.timeline-item__meta{
  display: flex;
  align-items: center;
  padding-top: .35rem;
}
.jet-timeline--align-center .jet-timeline-item:nth-child(odd) .timeline-item__meta{
  justify-content: flex-start;
  text-align: left;
}
.jet-timeline--align-center .jet-timeline-item:nth-child(even) .timeline-item__meta{
  justify-content: flex-end;
  text-align: right;
}

.timeline-item__meta-content{
  font-weight: 600;
  color: var(--main-color);
  letter-spacing: .04em;
  opacity: .9;
}

/* carte */
.timeline-item__card{
  position: relative;
}

.timeline-item__card-inner{
  background: var(--white-color);
  border-radius: 14px;
  box-shadow: 0 12px 35px rgba(0,0,0,.12);
  overflow: hidden;
}

/* contenu */
.timeline-item__card-content{
  padding: 16px 18px;
}

/* flèche (petit triangle) */
.timeline-item__card-arrow{
  position: absolute;
  top: 22px;
  width: 18px;
  height: 18px;
  background: var(--white-color);
  transform: rotate(45deg);
  right: -9px;
  box-shadow: 8px -8px 18px rgba(0,0,0,.06);
}

/* flèche pour items à droite (even) */
.jet-timeline--align-center .jet-timeline-item:nth-child(even) .timeline-item__card-arrow{
  left: -9px;
  right: auto;
  box-shadow: -8px -8px 18px rgba(0,0,0,.06);
}

/* TITRES + DESC */
.timeline-item__card-title{
  margin: .25rem 0 .5rem 0;
  color: var(--main-color);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.2;
}

.timeline-item__card-desc{
  color: var(--text-color);
  font-size: .95rem;
  line-height: 1.6;
  opacity: .95;
}

/* =========================
   IMAGE A GAUCHE DANS LA CARTE
   ========================= */

.timeline-item--with-image{
  display: flex;
  align-items: flex-start;
  gap: 2rem;
}

/* colonne image */
.timeline-item__image{
  flex: 0 0 150px;
  width: 150px;
}

.timeline-item__image img{
  width: 150px;
  height: 150px;
  object-fit: cover;
  border-radius: 12px;
  border: 2px solid rgba(0,0,0,.06);
  box-shadow: 0 10px 20px rgba(0,0,0,.10);
}

/* colonne texte */
.timeline-item__text{
  flex: 1;
  min-width: 0;
}
/* Transition générale */
.jet-timeline-item .timeline-item__card-inner,
.jet-timeline-item .timeline-item__meta-content,
.jet-timeline-item .timeline-item__point i{
  transition: .25s ease;
}

/* Etat normal */
.jet-timeline-item .timeline-item__card-inner{
  transform: scale(0.98);
  opacity: 0.75;
}

.jet-timeline-item .timeline-item__point i{
  background: var(--bg-color);
  color: var(--main-color);
  border: 3px solid var(--main-color);
  transform: scale(0.92);
  opacity: 0.75;
}

.jet-timeline-item.force-right{
  flex-direction: row-reverse !important;
}


.jet-timeline-item .timeline-item__meta-content{
  opacity: 0.6;
}

/* Etat actif (quand on quitte une date pour une autre) */
.jet-timeline-item.is--active .timeline-item__card-inner{
  transform: scale(1);
  opacity: 1;
  box-shadow: 0 16px 40px rgba(0,0,0,.18);
}

.jet-timeline-item.is--active .timeline-item__point i{
  background: var(--main-color);
  color: var(--white-color);
  transform: scale(1);
  opacity: 1;
}

.jet-timeline-item.is--active .timeline-item__meta-content{
  opacity: 1;
}

/* point normal */
.timeline-item__point i{
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--bg-color);
  border: 3px solid rgba(0,0,0,.15);
  color: rgba(0,0,0,.35);
  transition: .25s ease;
}

/* point actif */
.jet-timeline-item.is--active .timeline-item__point i{
  background: var(--accent-color, #ffb300);
  border-color: var(--accent-color, #ffb300);
  color: #fff;
  transform: scale(1.05);
}

/* Footer Section */
.footer {
    padding: 4rem 5%;
    background-color: #121212;
    color: var(--white-color);
    text-align: center;
}

/* Banner */
.footer-banner {
    margin-bottom: 2rem;
}

.footer-banner-img {
    width: 100%;
    max-width: 1000px;
    height: auto;
    border-radius: 10px;
}

/* Footer content */
.footer-content {
    text-align: center;
}

.footer .social-media a {
    margin: 0 1rem;
    font-size: 2rem;
    color: var(--white-color);
    transition: color 0.3s ease;
}

.footer .social-media a:hover {
    color: var(--accent-color);
}

/* =========================
   RESPONSIVE (mobile)
   ========================= */
@media (max-width: 900px){
  .jet-timeline__line{
    left: 18px;
    transform: none;
  }

  .jet-timeline-item{
    flex-direction: row !important;
  }

  .jet-timeline--align-center .timeline-item__card,
  .jet-timeline--align-center .timeline-item__meta{
    flex-basis: auto;
    max-width: none;
    width: 100%;
  }

  .timeline-item__meta{
    display: none; /* option: enlève le meta à droite/gauche sur mobile */
  }

  .jet-timeline--align-center .timeline-item__point{
    flex: 0 0 44px;
    width: 44px;
    justify-content: flex-start;
    margin-right: .6rem;
  }

  .timeline-item__point i{
    width: 34px;
    height: 34px;
  }

  .timeline-item__card-arrow{
    display: none; /* plus propre sur mobile */
  }

  .timeline-item__card-inner{
    border-radius: 12px;
  }

  .timeline-item__image{
    flex: 0 0 72px;
    width: 72px;
  }
  .timeline-item__image img{
    width: 72px;
    height: 72px;
    border-radius: 10px;
  }
}