.s09-scene {
  background: var(--sable);
}

.s09-contenu {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) minmax(320px, 1.1fr);
  gap: var(--gouttiere);
  align-items: center;
  height: 100%;
  padding: clamp(24px, 4vw, 48px) var(--gouttiere);
}

.s09-titre {
  margin: 0 0 1.5em;
  font-family: var(--police-titre);
  font-stretch: var(--large-titre);
  font-weight: 900;
  font-size: var(--t-moyen);
  line-height: 1.08;
  color: var(--encre);
  text-transform: uppercase;
}

.s09-ligne {
  display: block;
}

.s09-mot-cache {
  position: relative;
  display: inline-block;
}

.s09-cache {
  position: absolute;
  inset: 0;
  left: -.06em;
  right: -.06em;
  background: var(--cache);
  transform-origin: right;
  transform: scaleX(1);
  transition: transform .5s var(--ease);
}

.s09-puces {
  list-style: none;
  margin: 0 0 1.5em;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .9em;
  font-family: var(--police-mono);
  font-size: var(--t-petit);
  line-height: 1.5;
  max-width: 34ch;
}

.s09-puce {
  display: flex;
  gap: .7em;
  align-items: baseline;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}

.s09-puce--visible {
  opacity: 1;
  transform: translateY(0);
}

.s09-carre {
  flex: 0 0 auto;
  width: .5em;
  height: .5em;
  background: var(--cache);
  align-self: center;
}

.s09-phrase {
  margin: 0;
  font-family: var(--police-texte);
  font-size: var(--t-texte);
  font-weight: 600;
  color: var(--encre);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}

.s09-phrase--visible {
  opacity: 1;
  transform: translateY(0);
}

.s09-colonne--timeline {
  position: relative;
  height: 100%;
  max-height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.s09-intitule {
  margin: 0 0 2em;
  font-family: var(--police-mono);
  font-size: var(--t-micro);
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--encre-douce);
}

.s09-timeline {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
}

.s09-ligne-temps {
  position: absolute;
  top: 0;
  bottom: 0;
  width: var(--trait);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .6s var(--ease);
}

.s09-ligne-temps--turquoise {
  left: 10%;
  background: var(--turquoise);
}

.s09-ligne-temps--ok {
  left: 35%;
  background: var(--ok);
}

.s09-ligne-temps--encre {
  left: 60%;
  background: color-mix(in srgb, var(--encre) 20%, transparent);
}

.s09-etapes {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  height: 100%;
}

.s09-etape {
  position: absolute;
  top: calc(var(--s09-haut) + var(--s09-descente, 0) * 1%);
  display: flex;
  align-items: center;
  gap: 1em;
}

.s09-etape:nth-child(1) { --s09-haut: 4%; left: 10%; }
.s09-etape:nth-child(2) { --s09-haut: 24%; left: 35%; }
.s09-etape:nth-child(3) { --s09-haut: 46%; left: 60%; }
.s09-etape:nth-child(4) { --s09-haut: 68%; left: 35%; }
.s09-etape:nth-child(5) { --s09-haut: 88%; left: 10%; }

.s09-cercle {
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: var(--trait) solid color-mix(in srgb, var(--encre) 35%, transparent);
  position: relative;
  background: var(--sable);
}

.s09-cercle::after {
  content: '';
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--encre) 30%, transparent);
  transform: scale(0);
  transition: transform .4s var(--ease), background-color .4s var(--ease);
}

.s09-etape--allumee .s09-cercle::after {
  transform: scale(1);
  background: var(--turquoise);
}

.s09-carte {
  background: var(--sable);
  border: var(--trait) solid color-mix(in srgb, var(--encre) 18%, transparent);
  padding: .6em .8em;
  max-width: 220px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .4s var(--ease), transform .4s var(--ease);
}

.s09-etape--allumee .s09-carte {
  opacity: 1;
  transform: translateY(0);
}

.s09-carte-titre {
  margin: 0 0 .3em;
  font-family: var(--police-mono);
  font-size: var(--t-micro);
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--encre);
}

.s09-carte-texte {
  margin: 0;
  font-family: var(--police-mono);
  font-size: var(--t-micro);
  line-height: 1.4;
  color: var(--encre-douce);
}

@media (prefers-reduced-motion: reduce) {
  .s09-cache,
  .s09-puce,
  .s09-phrase,
  .s09-ligne-temps,
  .s09-cercle::after,
  .s09-carte {
    transition: none;
  }
}

@media (max-width: 760px) {
  .s09-contenu {
    display: flex;
    flex-direction: column;
    gap: clamp(8px, 2vh, 16px);
    padding: clamp(14px, 3vh, 24px) var(--gouttiere);
  }

  .s09-titre {
    margin-bottom: .5em;
    font-size: var(--t-section);
  }

  .s09-puces {
    gap: .5em;
    font-size: var(--t-micro);
    margin-bottom: .6em;
  }

  .s09-phrase {
    font-size: var(--t-petit);
  }

  .s09-colonne--timeline {
    flex: 1 1 auto;
    min-height: 0;
  }

  .s09-intitule {
    margin-bottom: .5em;
  }

  .s09-etape:nth-child(1) { --s09-haut: 2%; left: 0; }
  .s09-etape:nth-child(2) { --s09-haut: 22%; left: 0; }
  .s09-etape:nth-child(3) { --s09-haut: 44%; left: 0; }
  .s09-etape:nth-child(4) { --s09-haut: 66%; left: 0; }
  .s09-etape:nth-child(5) { --s09-haut: 86%; left: 0; }

  .s09-ligne-temps--turquoise { left: 6px; }
  .s09-ligne-temps--ok { left: 14px; }
  .s09-ligne-temps--encre { left: 22px; }

  .s09-etape {
    padding-left: 30px;
  }

  .s09-cercle {
    width: 16px;
    height: 16px;
  }

  .s09-cercle::after {
    inset: 4px;
  }

  .s09-carte {
    padding: .4em .6em;
    max-width: calc(100vw - var(--gouttiere) * 2 - 44px);
  }

  .s09-carte-titre,
  .s09-carte-texte {
    font-size: 9px;
  }
}