:root {
  --primary-color: #2c3e50;
  --secondary-color: #3498db;
  --accent-color: #e74c3c;
  --background-color: #f5f7fa;
  --card-color: #ffffff;
  --text-color: #333333;
  --text-light: #7f8c8d;
  --success-color: #2ecc71;
  --warning-color: #f39c12;
  --border-radius: 8px;
  --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

body {
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

header {
  background-color: var(--primary-color);
  color: white;
  padding: 20px 0;
  margin-bottom: 30px;
  box-shadow: var(--box-shadow);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 24px;
  font-weight: 700;
}

.logo span {
  color: var(--secondary-color);
}

.header-right {
  display: flex;
  align-items: center;
}

.date {
  margin-right: 20px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
}

.dashboard-title {
  text-align: center;
  margin-bottom: 30px;
}

.dashboard-title h1 {
  font-size: 32px;
  color: var(--primary-color);
  margin-bottom: 10px;
}

.dashboard-title p {
  color: var(--text-light);
  font-size: 16px;
}

.stats-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background-color: var(--card-color);
  border-radius: var(--border-radius);
  padding: 20px;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.stat-card h3 {
  font-size: 16px;
  color: var(--text-light);
  margin-bottom: 10px;
}

.stat-card .value {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 5px;
}

.stat-card .growth {
  font-size: 14px;
  display: flex;
  align-items: center;
}

.growth.positive {
  color: var(--success-color);
}

.growth.negative {
  color: var(--accent-color);
}

.chart-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.chart-card {
  background-color: var(--card-color);
  border-radius: var(--border-radius);
  padding: 20px;
  box-shadow: var(--box-shadow);
}

.chart-card h3 {
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.chart {
  width: 100%;
  height: 300px;
}

.sectors-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.sector-card {
  background-color: var(--card-color);
  border-radius: var(--border-radius);
  padding: 20px;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.sector-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.sector-card h3 {
  font-size: 18px;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.sector-card p {
  color: var(--text-light);
  margin-bottom: 15px;
}

.sector-card .applications {
  margin-top: 15px;
}

.sector-card .applications h4 {
  font-size: 16px;
  margin-bottom: 10px;
  color: var(--primary-color);
}

.sector-card .applications ul {
  list-style-type: none;
}

.sector-card .applications li {
  padding: 5px 0;
  position: relative;
  padding-left: 20px;
}

.sector-card .applications li:before {
  content: "•";
  color: var(--secondary-color);
  position: absolute;
  left: 0;
  font-size: 18px;
}

.timeline-container {
  background-color: var(--card-color);
  border-radius: var(--border-radius);
  padding: 20px;
  box-shadow: var(--box-shadow);
  margin-bottom: 30px;
}

.timeline-container h3 {
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.timeline {
  position: relative;
  padding: 20px 0;
}

.timeline:before {
  content: '';
  position: absolute;
  top: 0;
  left: 50px;
  height: 100%;
  width: 2px;
  background-color: var(--secondary-color);
}

.timeline-item {
  position: relative;
  padding-left: 80px;
  margin-bottom: 30px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-item .date-marker {
  position: absolute;
  left: 42px;
  top: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--secondary-color);
  border: 3px solid var(--card-color);
}

.timeline-item .year {
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 700;
  color: var(--primary-color);
}

.timeline-item h4 {
  font-size: 16px;
  margin-bottom: 5px;
  color: var(--primary-color);
}

.timeline-item p {
  color: var(--text-light);
}

.challenges-opportunities {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.challenges, .opportunities {
  background-color: var(--card-color);
  border-radius: var(--border-radius);
  padding: 20px;
  box-shadow: var(--box-shadow);
}

.challenges h3, .opportunities h3 {
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.challenges ul, .opportunities ul {
  list-style-type: none;
}

.challenges li, .opportunities li {
  padding: 10px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  position: relative;
  padding-left: 25px;
}

.challenges li:last-child, .opportunities li:last-child {
  border-bottom: none;
}

.challenges li:before {
  content: "!";
  color: var(--accent-color);
  position: absolute;
  left: 0;
  font-weight: bold;
}

.opportunities li:before {
  content: "✓";
  color: var(--success-color);
  position: absolute;
  left: 0;
  font-weight: bold;
}

.key-players {
  background-color: var(--card-color);
  border-radius: var(--border-radius);
  padding: 20px;
  box-shadow: var(--box-shadow);
  margin-bottom: 30px;
}

.key-players h3 {
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--primary-color);
}

.players-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 15px;
}

.player-card {
  background-color: rgba(0, 0, 0, 0.02);
  border-radius: var(--border-radius);
  padding: 15px;
  text-align: center;
  transition: var(--transition);
}

.player-card:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

.player-card h4 {
  font-size: 16px;
  margin-bottom: 5px;
  color: var(--primary-color);
}

.player-card p {
  font-size: 14px;
  color: var(--text-light);
}

footer {
  background-color: var(--primary-color);
  color: white;
  padding: 20px 0;
  text-align: center;
  margin-top: 50px;
}

footer p {
  font-size: 14px;
}

@media (max-width: 768px) {
  .chart-container {
    grid-template-columns: 1fr;
  }
  
  .header-content {
    flex-direction: column;
    text-align: center;
  }
  
  .header-right {
    margin-top: 10px;
  }
  
  .date {
    margin-right: 0;
    margin-bottom: 10px;
  }
}