:root {
  --primary-bg: #0a192f;
  --accent: #64ffda;
  --text-primary: #ccd6f6;
  --card-bg: rgba(10, 25, 47, 0.8);
}

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

body {
  background: linear-gradient(-45deg, #0a192f, #0d1b2a, #1a2634);
  background-size: 400% 400%;
  animation: gradientBG 15s ease infinite;
  color: var(--text-primary);
  line-height: 1.6;
}

@keyframes gradientBG {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.navbar {
  backdrop-filter: blur(10px);
  background: rgba(10, 25, 47, 0.9);
  padding: 1.5rem;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  padding: 0.5rem 1rem;
  border-radius: 4px;
}

.nav-links a:hover {
  background: rgba(100, 255, 218, 0.1);
  color: var(--accent);
}

.container {
  max-width: 1200px;
  margin: 100px auto 40px;
  padding: 0 20px;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  position: relative;
  display: inline-block;
  width: 100%;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: var(--accent);
  margin: 10px auto;
}

.algorithm-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  padding: 20px;
}

.algorithm-card {
  background: var(--card-bg);
  border-radius: 10px;
  padding: 2rem;
  backdrop-filter: blur(5px);
  border: 1px solid rgba(100, 255, 218, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.algorithm-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 30px rgba(100, 255, 218, 0.1);
}

.card-title {
  color: var(--accent);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-title i {
  font-size: 1.5rem;
}

.footer {
  text-align: center;
  padding: 2rem;
  color: rgba(204, 214, 246, 0.6);
  font-size: 0.9rem;
  border-top: 1px solid rgba(100, 255, 218, 0.1);
  margin-top: 3rem;
}

@media (max-width: 768px) {
  .nav-links {
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  
  .algorithm-grid {
    grid-template-columns: 1fr;
  }
  
  .footer {
    padding: 1.5rem;
    font-size: 0.8rem;
  }
}