.video-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: -3;
}

.parcours-video-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.55) saturate(1.2);
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.45);
  backdrop-filter: blur(4px);
}

.parcours-wrapper {
  padding: 150px 40px 80px;
  color: var(--text-white);
}

.parcours-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  font-size: 3rem;
  text-align: center;
  margin-bottom: 50px;
  text-shadow: 0 0 20px rgba(255,255,255,0.4);
}

.parcours-title svg {
  color: var(--silver);
  flex-shrink: 0;
}

.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  width: 4px;
  height: 100%;
  background: rgba(255,255,255,0.25);
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  gap: 20px;
  margin-bottom: 60px;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-logo {
  width: 160px;
  height: 90px;
  background: rgba(255,255,255,0.08);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.2);
}

.timeline-logo img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
}

.timeline-content {
  background: rgba(255,255,255,0.05);
  padding: 20px 25px;
  border-radius: 12px;
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.1);
  width: 60%;
  transition: 0.3s ease;
}

.timeline-content:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 20px rgba(255,255,255,0.25);
}

.silver .timeline-content {
  border-color: #c0c0c0;
  box-shadow: 0 0 20px rgba(192,192,192,0.5);
}

.silver .timeline-logo {
  border-color: #c0c0c0;
  box-shadow: 0 0 15px rgba(192,192,192,0.5);
}

.separator {
  width: 100%;
  height: 120px;
  background: rgba(0,0,0,0.9);
  margin: 40px 0;
}

.anim-slide {
  opacity: 0;
  transform: translateY(40px);
  transition: 0.8s ease;
}

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

.anim-zoom {
  opacity: 0;
  transform: scale(0.85);
  transition: 0.8s ease;
}

.visible-zoom {
  opacity: 1;
  transform: scale(1);
}

.anim-fade {
  opacity: 0;
  transition: 1s ease;
}

.visible-fade {
  opacity: 1;
}

.project-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  padding: 12px 25px;
  background: transparent;
  border: 2px solid var(--silver);
  color: var(--silver);
  font-family: var(--font-title);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: 8px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.project-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(192, 192, 192, 0.2), transparent);
  transition: left 0.5s ease;
}

.project-btn:hover {
  background: var(--silver);
  color: var(--bg-black);
  box-shadow: var(--glow);
  transform: translateY(-3px);
}

.project-btn:hover::before {
  left: 100%;
}

.project-btn svg {
  transition: transform 0.3s ease;
}

.project-btn:hover svg {
  transform: translate(3px, -3px);
}

@media (max-width: 900px) {
  .parcours-wrapper {
    padding: 120px 20px 60px;
  }

  .parcours-title {
    font-size: 2rem;
    flex-direction: column;
    gap: 10px;
  }

  .timeline::before {
    left: 10px;
    transform: none;
  }

  .timeline-item,
  .timeline-item:nth-child(even) {
    flex-direction: row;
  }

  .timeline-content {
    width: 100%;
  }
}