/* ========================================
   PRESENTATION-STYLES.CSS
   Styles spécifiques pour la page Présentation
   Dépendance : styles.css (chargé en premier)
   ======================================== */

/* ==========================================
   HERO SECTION
   ========================================== */
.hero-presentation {
  background: linear-gradient(135deg, rgba(139, 115, 85, 0.95), rgba(107, 91, 71, 0.95)),
              url('images/panzer-fond.jpg') center/cover;
  padding: 50px 40px;
  border-radius: 16px;
  text-align: center;
  color: white;
  margin-bottom: 40px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.hero-presentation h2 {
  font-size: 30px;
  margin: 0 0 16px 0;
  color: white;
  font-weight: 700;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-presentation .subtitle {
  font-size: 20px;
  margin: 0;
  opacity: 0.95;
  font-weight: 300;
  line-height: 1.6;
}

.hero-presentation .quote {
  font-size: 18px;
  font-style: italic;
  margin: 24px auto 0;
  padding: 20px;
  border-left: 4px solid var(--accent);
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  max-width: 700px;
}

/* ==========================================
   STATS GRID
   ========================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 40px 0;
}

.stat-card {
  background: white;
  padding: 28px 20px;
  border-radius: 12px;
  text-align: center;
  border: 2px solid var(--sand);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(184, 134, 11, 0.2);
  border-color: var(--accent);
}

.stat-number {
  font-size: 42px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
  display: block;
}

.stat-label {
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ==========================================
   TIMELINE
   ========================================== */
.timeline-section {
  margin: 50px 0;
}

.timeline-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 30px;
  padding-bottom: 16px;
  border-bottom: 3px solid var(--accent);
}

.timeline-title h3 {
  font-size: 26px;
  color: var(--warm);
  margin: 0;
  font-weight: 700;
}

.timeline-title::before {
  content: '📅';
  font-size: 32px;
}

.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--accent), var(--accent-light));
}

.timeline-item {
  position: relative;
  margin-bottom: 30px;
  padding: 20px 24px;
  background: white;
  border-radius: 12px;
  border: 2px solid #f0f0f0;
  transition: all 0.3s ease;
}

.timeline-item:hover {
  border-color: var(--accent);
  transform: translateX(8px);
  box-shadow: 0 5px 20px rgba(184, 134, 11, 0.15);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -37px;
  top: 28px;
  width: 16px;
  height: 16px;
  background: var(--accent);
  border: 3px solid white;
  border-radius: 50%;
  box-shadow: 0 0 0 3px var(--sand);
}

.timeline-year {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.timeline-content {
  color: var(--muted);
  line-height: 1.6;
}

.timeline-content strong {
  color: var(--warm);
  font-weight: 600;
}

/* ==========================================
   METHODE SECTION
   ========================================== */
.methode-section {
  margin: 50px 0;
}

.methode-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 30px;
}

.methode-card {
  background: white;
  padding: 28px;
  border-radius: 12px;
  border: 2px solid var(--sand);
  transition: all 0.3s ease;
}

.methode-card:hover {
  border-color: var(--accent);
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(184, 134, 11, 0.15);
}

.methode-icon {
  font-size: 40px;
  margin-bottom: 16px;
  display: block;
}

.methode-card h4 {
  color: var(--warm);
  font-size: 20px;
  margin: 0 0 12px 0;
  font-weight: 700;
}

.methode-card p {
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}

/* ==========================================
   ARCHIVES GALLERY
   ========================================== */
.archives-section {
  margin: 50px 0;
}

.archives-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 30px;
}

.archive-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  cursor: pointer;
  aspect-ratio: 4/3;
}

.archive-item:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 30px rgba(184, 134, 11, 0.3);
}

.archive-image {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-color: #f5f5f5;
}

.archive-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  padding: 16px;
  color: white;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.archive-item:hover .archive-overlay {
  transform: translateY(0);
}

.archive-overlay h5 {
  margin: 0 0 4px 0;
  font-size: 14px;
  font-weight: 600;
}

.archive-overlay p {
  margin: 0;
  font-size: 12px;
  opacity: 0.9;
}

/* ==========================================
   PHILOSOPHY SECTION
   ========================================== */
.philosophy-section {
  background: linear-gradient(135deg, #fff9e6, #fffbf0);
  border: 2px solid var(--accent);
  border-radius: 16px;
  padding: 40px;
  margin: 50px 0;
  text-align: center;
}

.philosophy-section h3 {
  color: var(--warm);
  font-size: 28px;
  margin: 0 0 20px 0;
  font-weight: 700;
}

.philosophy-content {
  max-width: 800px;
  margin: 0 auto;
  font-size: 18px;
  line-height: 1.8;
  color: #2c3e50;
}

.philosophy-content strong {
  color: var(--accent);
  font-weight: 700;
}

/* ==========================================
   CTA SECTION
   ========================================== */
.cta-presentation {
  background: linear-gradient(135deg, var(--warm), var(--muted));
  color: white;
  padding: 50px 40px;
  border-radius: 16px;
  text-align: center;
  margin: 50px 0 0 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-presentation h3 {
  font-size: 28px;
  margin: 0 0 16px 0;
  color: white;
  font-weight: 700;
}

.cta-presentation p {
  font-size: 18px;
  margin: 0 0 30px 0;
  opacity: 0.95;
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-buttons .cta {
  background: white;
  color: var(--warm);
  font-size: 16px;
  padding: 14px 28px;
  font-weight: 700;
}

.cta-buttons .cta:hover {
  background: var(--accent);
  color: white;
  transform: translateY(-3px);
}

.cta-buttons .cta.secondary {
  background: transparent;
  border: 2px solid white;
  color: white;
}

.cta-buttons .cta.secondary:hover {
  background: white;
  color: var(--warm);
}

/* ==========================================
   CONTENT BLOCKS
   ========================================== */
.content-block {
  background: white;
  padding: 32px;
  border-radius: 12px;
  border: 2px solid var(--sand);
  margin: 30px 0;
}

.content-block h3 {
  color: var(--warm);
  font-size: 24px;
  margin: 0 0 20px 0;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 12px;
}

.content-block h3::before {
  content: '📖';
  font-size: 28px;
}

.content-block p {
  color: #2c3e50;
  line-height: 1.8;
  margin: 16px 0;
}

.content-block strong {
  color: var(--accent);
  font-weight: 600;
}

.content-block ul {
  color: #2c3e50;
  line-height: 1.8;
  margin: 16px 0;
  padding-left: 24px;
}

.content-block ul li {
  margin: 8px 0;
}

/* ==========================================
   SECTION DIVIDER
   ========================================== */
.section-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 50px 0 30px 0;
  padding-bottom: 16px;
  border-bottom: 3px solid var(--accent);
}

.section-divider h3 {
  font-size: 26px;
  color: var(--warm);
  margin: 0;
  font-weight: 700;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

/* Tablettes */
@media (max-width: 768px) {
  .hero-presentation {
    padding: 40px 30px;
  }

  .hero-presentation h2 {
    font-size: 28px;
  }

  .hero-presentation .subtitle {
    font-size: 18px;
  }

  .hero-presentation .quote {
    font-size: 16px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stat-number {
    font-size: 36px;
  }

  .methode-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .archives-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .timeline {
    padding-left: 30px;
  }

  .timeline::before {
    left: 10px;
  }

  .timeline-item::before {
    left: -32px;
  }

  .philosophy-section {
    padding: 32px 24px;
  }

  .philosophy-section h3 {
    font-size: 24px;
  }

  .philosophy-content {
    font-size: 16px;
  }

  .cta-presentation {
    padding: 40px 30px;
  }

  .cta-presentation h3 {
    font-size: 24px;
  }

  .cta-presentation p {
    font-size: 16px;
  }
}

/* Smartphones */
@media (max-width: 600px) {
  .hero-presentation {
    padding: 30px 20px;
  }

  .hero-presentation h2 {
    font-size: 24px;
  }

  .hero-presentation .subtitle {
    font-size: 16px;
  }

  .hero-presentation .quote {
    font-size: 15px;
    padding: 16px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .stat-card {
    padding: 20px 16px;
  }

  .stat-number {
    font-size: 32px;
  }

  .stat-label {
    font-size: 13px;
  }

  .timeline {
    padding-left: 20px;
  }

  .timeline::before {
    left: 5px;
  }

  .timeline-item {
    padding: 16px 20px;
  }

  .timeline-item::before {
    left: -27px;
    width: 12px;
    height: 12px;
  }

  .archives-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .content-block {
    padding: 24px 20px;
  }

  .content-block h3 {
    font-size: 20px;
  }

  .philosophy-section {
    padding: 28px 20px;
  }

  .philosophy-section h3 {
    font-size: 22px;
  }

  .philosophy-content {
    font-size: 15px;
  }

  .cta-presentation {
    padding: 32px 24px;
  }

  .cta-presentation h3 {
    font-size: 22px;
  }

  .cta-presentation p {
    font-size: 15px;
  }

  .cta-buttons {
    flex-direction: column;
  }

  .cta-buttons .cta {
    width: 100%;
  }
}

/* Très petits écrans */
@media (max-width: 480px) {
  .timeline-title h3,
  .section-divider h3 {
    font-size: 20px;
  }

  .methode-card {
    padding: 20px;
  }

  .methode-icon {
    font-size: 32px;
  }

  .methode-card h4 {
    font-size: 18px;
  }
}

/* ==========================================
   ANIMATIONS
   ========================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.stat-card,
.timeline-item,
.methode-card,
.archive-item {
  animation: fadeInUp 0.6s ease-out;
}

.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.stat-card:nth-child(4) { animation-delay: 0.4s; }

/* ==========================================
   FIN DU FICHIER
   ========================================== */