/* ========== ACTIVITIES SECTION ========== */
.activities-section {
  background: transparent;
  position: relative;
  z-index: 2;
  padding: 6rem 0;
}

/* Event Outline */
.event-outline {
  margin: 3rem 0;
  background: rgba(170, 0, 255, 0.08);
  border-radius: 2rem;
  padding: 2rem;
  border: 1px solid rgba(170, 0, 255, 0.2);
}

.event-outline h3 {
  text-align: center;
  font-size: 1.8rem;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, #00CCFF, #AA00FF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-family: 'Orbitron', monospace;
}

.outline-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.outline-item {
  text-align: center;
  padding: 1.2rem;
  background: rgba(170, 0, 255, 0.05);
  border-radius: 1rem;
  transition: all 0.3s ease;
  border: 1px solid rgba(170, 0, 255, 0.15);
}

.outline-item:hover {
  transform: translateY(-5px);
  border-color: #00CCFF;
  background: rgba(0, 204, 255, 0.1);
  box-shadow: 0 10px 25px rgba(0, 204, 255, 0.1);
}

.outline-item i {
  font-size: 2.2rem;
  background: linear-gradient(135deg, #00CCFF, #AA00FF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0.8rem;
}

.outline-value {
  font-size: 1.6rem;
  font-weight: 700;
  font-family: 'Orbitron', monospace;
  background: linear-gradient(135deg, #00CCFF, #AA00FF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.outline-label {
  font-size: 0.8rem;
  color: #AA88FF;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.outline-desc p {
  margin: 0.8rem 0;
  line-height: 1.6;
  color: #ffffff;
}

.outline-desc strong {
  background: linear-gradient(135deg, #00CCFF, #AA00FF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.activities-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.activity-card {
  flex: 1 1 300px;
  max-width: 420px;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 20px;
  padding: 2rem 1.5rem;
  box-shadow: 0 4px 24px rgba(100, 100, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: transform 0.3s, box-shadow 0.3s;
}

.activity-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(100, 100, 255, 0.15);
}

.activity-card i {
  font-size: 2rem;
  background: linear-gradient(135deg, #00cfff, #7b2ff7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.activity-card h4 {
  font-size: 1.2rem;
  font-weight: 700;
  background: linear-gradient(135deg, #00cfff, #7b2ff7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.activity-card p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: #555;
}

/* Thème sombre */
body.dark-theme .activity-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

body.dark-theme .activity-card p {
  color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 600px) {
  .activity-card {
    flex: 1 1 100%;
    max-width: 100%;
  }
}
/* Technical Section */
.technical-section {
  margin: 3rem 0;
  background: rgba(170, 0, 255, 0.08);
  border-radius: 2rem;
  padding: 2rem;
  border: 1px solid rgba(170, 0, 255, 0.2);
}

.technical-section h3 {
  text-align: center;
  font-size: 1.8rem;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, #00CCFF, #AA00FF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-family: 'Orbitron', monospace;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.tech-grid-refresh {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.15rem;
}

.tech-pillar {
  background: rgba(170, 0, 255, 0.06);
  border: 1px solid rgba(170, 0, 255, 0.2);
  border-radius: 1.1rem;
  padding: 1rem 1rem 0.7rem;
}

.tech-pillar h4 i {
  margin-right: 0.45rem;
  font-size: 0.95em;
}

.tech-structure h4,
.tech-deliverables h4 {
  background: linear-gradient(135deg, #00CCFF, #AA00FF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 1rem;
  font-size: 1.2rem;
  font-family: 'Orbitron', monospace;
}

.tech-structure ul,
.tech-deliverables ul {
  list-style: none;
  padding: 0;
}

.tech-structure li,
.tech-deliverables li {
  padding: 0.58rem 0.65rem 0.58rem 1.75rem;
  position: relative;
  color: #ffffff;
  border-bottom: 1px solid rgba(170, 0, 255, 0.12);
  border-radius: 0.7rem;
}

.tech-structure li:last-child,
.tech-deliverables li:last-child {
  border-bottom: none;
}

.tech-structure li::before,
.tech-deliverables li::before {
  content: "•";
  position: absolute;
  left: 0.7rem;
  color: #00CCFF;
  font-weight: 700;
}

/* Responsive */
@media (max-width: 768px) {
  .outline-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  
  .outline-value {
    font-size: 1.3rem;
  }
  
  .outline-item {
    padding: 0.8rem;
  }
  
  .event-outline h3,
  .technical-section h3 {
    font-size: 1.4rem;
  }
  
  .tech-grid {
    grid-template-columns: 1fr;
  }
}