* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.presentation-container {
  max-width: 1200px;
  width: 100%;
  background: white;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

.slide {
  display: none;
  padding: 60px;
  min-height: 600px;
  animation: fadeIn 0.5s;
}

.slide.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

h1 {
  color: #333;
  text-align: center;
  margin-bottom: 30px;
  font-weight: 700;
}

h2 {
  color: #667eea;
  font-size: 2.5em;
  margin-bottom: 30px;
  text-align: center;
  font-weight: 700;
}

h3 {
  color: #764ba2;
  font-size: 1.5em;
  margin-bottom: 15px;
}

.tech-badge {
  display: inline-block;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 10px 25px;
  border-radius: 25px;
  margin: 10px;
  font-weight: bold;
  font-size: 1.2em;
}

.project-showcase {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 30px;
  border-radius: 15px;
  text-align: center;
  margin-bottom: 30px;
}

.project-showcase h3 {
  color: white;
  font-size: 2em;
  margin-bottom: 10px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 30px 0;
}

.feature-box {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 30px;
  border-radius: 15px;
  text-align: center;
  color: white;
  transition: transform 0.3s;
}

.feature-box:hover {
  transform: translateY(-10px);
}

.feature-box .icon {
  font-size: 3em;
  margin-bottom: 15px;
}

.feature-box p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1em;
}

.objectives-list {
  background: #f8f9fa;
  padding: 30px;
  border-radius: 15px;
  margin: 20px 0;
}

.objectives-list h3 {
  color: #667eea;
  margin-bottom: 20px;
  font-size: 1.8em;
}

.objectives-list ul {
  list-style: none;
  margin-left: 0;
}

.objectives-list li {
  padding: 15px 0;
  font-size: 1.2em;
  color: #333;
  border-bottom: 1px solid #e0e0e0;
}

.objectives-list li:last-child {
  border-bottom: none;
}

.checkmark {
  color: #4CAF50;
  font-weight: bold;
  font-size: 1.3em;
  margin-right: 10px;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 25px;
  margin: 30px 0;
}

.module-card {
  background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
  padding: 30px;
  border-radius: 15px;
  text-align: center;
  transition: transform 0.3s;
  position: relative;
}

.module-card:hover {
  transform: scale(1.05);
}

.module-card h3 {
  color: #764ba2;
  font-size: 2em;
  margin-bottom: 10px;
}

.module-card .hours {
  display: inline-block;
  background: #764ba2;
  color: white;
  padding: 8px 20px;
  border-radius: 20px;
  font-weight: bold;
  margin: 15px 0;
  font-size: 1.1em;
}

.methodology-chart {
  display: flex;
  justify-content: space-around;
  align-items: flex-end;
  margin: 40px 0;
  padding: 20px;
  background: #f8f9fa;
  border-radius: 15px;
}

.methodology-item {
  text-align: center;
  flex: 1;
}

.methodology-item .percentage {
  display: block;
  font-size: 3em;
  font-weight: bold;
  color: #667eea;
  margin-bottom: 10px;
}

.methodology-item .label {
  display: block;
  font-size: 1.2em;
  font-weight: bold;
  color: #333;
  margin-bottom: 5px;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
  margin: 30px 0;
}

.tool-card {
  background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
  padding: 25px;
  border-radius: 15px;
  text-align: center;
  transition: transform 0.3s;
}

.tool-card:hover {
  transform: translateY(-8px);
}

.tool-card .icon {
  font-size: 3em;
  margin-bottom: 15px;
}

.tool-card h3 {
  color: #764ba2;
  font-size: 1.5em;
  margin-bottom: 10px;
}

.tool-card p {
  color: #666;
  font-size: 1.1em;
}

.navigation {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  padding: 30px;
  background: #f8f9fa;
  border-top: 2px solid #e0e0e0;
}

.navigation button {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  padding: 15px 30px;
  border-radius: 25px;
  font-size: 1.1em;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s;
}

.navigation button:hover {
  transform: scale(1.05);
  box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.navigation button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: scale(1);
}

.slide-number {
  font-size: 1.2em;
  font-weight: bold;
  color: #667eea;
}

@media print {
  body {
    background: white;
  }
  
  .presentation-container {
    max-width: 100%;
    box-shadow: none;
  }
  
  .slide {
    display: block !important;
    page-break-after: always;
    min-height: auto;
  }
  
  .navigation {
    display: none;
  }
}

@media (max-width: 768px) {
  .slide {
    padding: 30px 20px;
  }
  
  h2 {
    font-size: 2em;
  }
  
  .features-grid,
  .module-grid,
  .tools-grid {
    grid-template-columns: 1fr;
  }
  
  .methodology-chart {
    flex-direction: column;
    align-items: center;
  }
  
  .methodology-item {
    margin: 15px 0;
  }
}