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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  min-height: 100vh;
  color: #fff;
}

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

.header {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  padding: 30px 0;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header h1 {
  font-size: 2.5rem;
  background: linear-gradient(90deg, #667eea, #764ba2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 10px;
}

.header p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.1rem;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 25px;
  padding: 40px 0;
}

.card {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 25px;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
}

.card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.card-number {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 600;
}

.card-title {
  font-size: 1.3rem;
  margin-bottom: 10px;
  color: #fff;
}

.card-description {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  line-height: 1.5;
  margin-bottom: 20px;
}

.badge {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-blue {
  background: rgba(102, 126, 234, 0.2);
  color: #667eea;
}

.badge-green {
  background: rgba(72, 187, 120, 0.2);
  color: #48bb78;
}

.badge-purple {
  background: rgba(159, 122, 234, 0.2);
  color: #9f7aea;
}

.badge-orange {
  background: rgba(237, 137, 54, 0.2);
  color: #ed8936;
}

.badge-pink {
  background: rgba(237, 100, 166, 0.2);
  color: #ed64a6;
}

.btn {
  width: 100%;
  padding: 12px 20px;
  background: linear-gradient(90deg, #667eea, #764ba2);
  border: none;
  border-radius: 10px;
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn:hover {
  transform: scale(1.02);
  box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.footer {
  text-align: center;
  padding: 30px 0;
  color: rgba(255, 255, 255, 0.5);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
  .header h1 {
      font-size: 1.8rem;
  }
  
  .cards-grid {
      grid-template-columns: 1fr;
      padding: 20px 0;
  }
  
  .card {
      padding: 20px;
  }
}