/* =========================
   Variables globales
========================= */
:root {
  --color-primary: #007FBB;   /* Bleu foncé */
  --color-secondary: #7CC2E1; /* Bleu clair */
  --color-neutral: #58595B;   /* Gris foncé */
  --color-white: #FFFFFF;
}

/* =========================
   Polices locales (DesjardinsSans)
========================= */
@font-face {
  font-family: 'DesjardinsSans';
  src: url('../fonts/DesjardinsSans-Thin.woff2') format('woff2');
  font-weight: 100;
  font-style: normal;
}
@font-face {
  font-family: 'DesjardinsSans';
  src: url('../fonts/DesjardinsSans-Light.woff2') format('woff2');
  font-weight: 300;
  font-style: normal;
}
@font-face {
  font-family: 'DesjardinsSans';
  src: url('../fonts/DesjardinsSans-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
}
@font-face {
  font-family: 'DesjardinsSans';
  src: url('../fonts/DesjardinsSans-Italic.woff2') format('woff2');
  font-weight: 400;
  font-style: italic;
}
@font-face {
  font-family: 'DesjardinsSans';
  src: url('../fonts/DesjardinsSans-Semibold.woff2') format('woff2');
  font-weight: 600;
  font-style: normal;
}
@font-face {
  font-family: 'DesjardinsSans';
  src: url('../fonts/DesjardinsSans-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
}
@font-face {
  font-family: 'DesjardinsSans';
  src: url('../fonts/DesjardinsSans-Black.woff2') format('woff2');
  font-weight: 900;
  font-style: normal;
}

/* =========================
   Application globale
========================= */
body {
  font-family: 'DesjardinsSans', sans-serif;
  color: var(--color-neutral);
  font-size: 16px;
  line-height: 1.6;
}

/* =========================
   Titres adaptatifs
========================= */
h1, h2, h3 {
  font-family: 'DesjardinsSans', sans-serif;
  font-weight: 700;
  margin-bottom: 0.5em;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 3vw, 2rem); }

/* =========================
   Fond sombre / clair
========================= */
.section-dark h1, .section-dark h2, .section-dark h3 {
  color: var(--color-white);
}
.section-light h1, .section-light h2, .section-light h3 {
  color: var(--color-primary);
}

/* =========================
   Boutons personnalisés
========================= */
.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 4px;
  padding: 0.75em 1.5em;
  font-weight: 600;
  text-transform: uppercase;
  transition: background-color 0.3s ease;
}
.btn-primary:hover {
  background-color: var(--color-secondary);
}

/* =========================
   Section "Au fil du temps"
========================= */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  margin-top: 4em;
}
.timeline-item {
  display: flex;
  align-items: flex-start;
  gap: 2rem;
}
.timeline-item.left { flex-direction: row; }
.timeline-item.right { flex-direction: row-reverse; }
.timeline-item .icon img { width: 60px; height: auto; }
.timeline-item .content { max-width: 700px; }
.timeline-item .image-text img {
  max-width: 300px;
  height: auto;
  margin-bottom: 1rem;
}
.timeline-item h3 { font-size: 1.5rem; margin-bottom: 1rem; }
.timeline-item p { line-height: 1.6; font-size: 1rem; }

/* Responsive */
@media screen and (max-width: 768px) {
  .timeline-item {
    flex-direction: column !important;
    text-align: center;
  }
  .timeline-item .icon img { margin-bottom: 1rem; }
  .timeline-item .image-text img {
    max-width: 90%;
    margin: 0 auto 1rem;
  }
}