Neon Glow Navigation Menu

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&display=swap');

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

body {
  font-family: 'Orbitron', monospace;
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

.neon-menu {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  width: 95%;
  max-width: 1200px;
}

.menu-container {
  position: relative;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  border: 2px solid #00ffff;
  border-radius: 15px;
  padding: 15px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 
    0 0 20px rgba(0, 255, 255, 0.5),
    inset 0 0 20px rgba(0, 255, 255, 0.1);
  animation: neon-pulse 2s ease-in-out infinite alternate;
}

.background-grid {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(0, 255, 255, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 255, 0.1) 1px, transparent 1px);
  background-size: 20px 20px;
  border-radius: 15px;
  opacity: 0.3;
  pointer-events: none;
}

.logo {
  position: relative;
  display: flex;
  align-items: center;
}

.logo-text {
  font-size: 2rem;
  font-weight: 900;
  color: #00ffff;
  text-shadow: 
    0 0 10px #00ffff,
    0 0 20px #00ffff,
    0 0 30px #00ffff;
  animation: logo-flicker 3s ease-in-out infinite;
}

.logo-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100px;
  height: 100px;
  background: radial-gradient(circle, rgba(0, 255, 255, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  animation: logo-glow-pulse 2s ease-in-out infinite;
  pointer-events: none;
}

.menu-items {
  display: flex;
  list-style: none;
  gap: 20px;
  margin: 0;
  padding: 0;
}

.menu-item {
  position: relative;
}

.menu-link {
  position: relative;
  display: block;
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  padding: 12px 24px;
  border-radius: 8px;
  transition: all 0.3s ease;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.link-text {
  position: relative;
  z-index: 2;
  transition: all 0.3s ease;
}

.neon-border {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border: 2px solid transparent;
  border-radius: 8px;
  background: linear-gradient(45deg, #ff0080, #00ffff, #ff0080) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: exclude;
  mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: all 0.3s ease;
  animation: border-flow 3s linear infinite;
}

.menu-link:hover {
  color: #00ffff;
  text-shadow: 
    0 0 10px #00ffff,
    0 0 20px #00ffff;
  background: rgba(0, 255, 255, 0.1);
  transform: translateY(-2px);
}

.menu-link:hover .neon-border {
  opacity: 1;
  box-shadow: 
    0 0 15px rgba(0, 255, 255, 0.8),
    inset 0 0 15px rgba(255, 0, 128, 0.3);
}

.menu-link:hover .link-text {
  animation: text-glow 0.5s ease-in-out;
}

.power-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
}

.power-dot {
  width: 12px;
  height: 12px;
  background: #00ff00;
  border-radius: 50%;
  box-shadow: 
    0 0 10px #00ff00,
    0 0 20px #00ff00;
  animation: power-blink 1.5s ease-in-out infinite;
}

.power-text {
  font-size: 0.8rem;
  font-weight: 700;
  color: #00ff00;
  text-shadow: 0 0 5px #00ff00;
  letter-spacing: 2px;
}

@keyframes neon-pulse {
  0% {
    box-shadow: 
      0 0 20px rgba(0, 255, 255, 0.5),
      inset 0 0 20px rgba(0, 255, 255, 0.1);
  }
  100% {
    box-shadow: 
      0 0 30px rgba(0, 255, 255, 0.8),
      inset 0 0 30px rgba(0, 255, 255, 0.2);
  }
}

@keyframes logo-flicker {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.8;
  }
  75% {
    opacity: 1;
  }
  85% {
    opacity: 0.9;
  }
}

@keyframes logo-glow-pulse {
  0%, 100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.3;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.2);
    opacity: 0.6;
  }
}

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

@keyframes text-glow {
  0%, 100% {
    text-shadow: 
      0 0 10px #00ffff,
      0 0 20px #00ffff;
  }
  50% {
    text-shadow: 
      0 0 20px #00ffff,
      0 0 30px #00ffff,
      0 0 40px #00ffff;
  }
}

@keyframes power-blink {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

@media (max-width: 768px) {
  .menu-container {
    flex-direction: column;
    gap: 20px;
    padding: 20px;
  }
  
  .menu-items {
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .menu-link {
    padding: 10px 16px;
    font-size: 0.9rem;
  }
  
  .logo-text {
    font-size: 1.5rem;
  }
  
  .neon-menu {
    width: 98%;
  }
}

@media (max-width: 480px) {
  .menu-items {
    flex-direction: column;
    width: 100%;
  }
  
  .menu-link {
    text-align: center;
    width: 100%;
  }
  
  .power-indicator {
    justify-content: center;
  }
}

document.addEventListener('DOMContentLoaded', function() {
  const menuLinks = document.querySelectorAll('.menu-link');
  const menuContainer = document.querySelector('.menu-container');
  const powerDot = document.querySelector('.power-dot');
  
  // Enhanced hover effects
  menuLinks.forEach(link => {
    link.addEventListener('mouseenter', function() {
      // Create electric spark effect
      createElectricSpark(this);
      
      // Add glitch effect to other links
      menuLinks.forEach(otherLink => {
        if (otherLink !== this) {
          otherLink.style.filter = 'brightness(0.5)';
        }
      });
    });
    
    link.addEventListener('mouseleave', function() {
      // Remove glitch effect
      menuLinks.forEach(otherLink => {
        otherLink.style.filter = '';
      });
    });
    
    // Click effect
    link.addEventListener('click', function(e) {
      e.preventDefault();
      createNeonExplosion(this);
    });
  });
  
  // Create electric spark effect
  function createElectricSpark(element) {
    const spark = document.createElement('div');
    spark.style.cssText = `
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: linear-gradient(45deg, transparent, #00ffff, transparent);
      opacity: 0;
      pointer-events: none;
      border-radius: 8px;
      animation: electric-spark 0.3s ease-out;
    `;
    
    element.appendChild(spark);
    
    setTimeout(() => {
      if (spark.parentNode) {
        spark.parentNode.removeChild(spark);
      }
    }, 300);
  }
  
  // Create neon explosion effect
  function createNeonExplosion(element) {
    const explosion = document.createElement('div');
    const rect = element.getBoundingClientRect();
    
    explosion.style.cssText = `
      position: fixed;
      left: ${rect.left + rect.width / 2}px;
      top: ${rect.top + rect.height / 2}px;
      width: 100px;
      height: 100px;
      background: radial-gradient(circle, #00ffff 0%, #ff0080 50%, transparent 100%);
      border-radius: 50%;
      transform: translate(-50%, -50%) scale(0);
      animation: neon-explode 0.6s ease-out;
      pointer-events: none;
      z-index: 9999;
    `;
    
    document.body.appendChild(explosion);
    
    // Create multiple particles
    for (let i = 0; i < 8; i++) {
      createNeonParticle(rect.left + rect.width / 2, rect.top + rect.height / 2);
    }
    
    setTimeout(() => {
      if (explosion.parentNode) {
        explosion.parentNode.removeChild(explosion);
      }
    }, 600);
  }
  
  // Create neon particles
  function createNeonParticle(x, y) {
    const particle = document.createElement('div');
    const angle = Math.random() * Math.PI * 2;
    const velocity = 2 + Math.random() * 3;
    const size = 2 + Math.random() * 4;
    
    particle.style.cssText = `
      position: fixed;
      left: ${x}px;
      top: ${y}px;
      width: ${size}px;
      height: ${size}px;
      background: ${Math.random() > 0.5 ? '#00ffff' : '#ff0080'};
      border-radius: 50%;
      pointer-events: none;
      z-index: 9998;
      box-shadow: 0 0 10px currentColor;
    `;
    
    document.body.appendChild(particle);
    
    let particleX = x;
    let particleY = y;
    let life = 1;
    
    function animateParticle() {
      particleX += Math.cos(angle) * velocity;
      particleY += Math.sin(angle) * velocity;
      life -= 0.02;
      
      particle.style.left = particleX + 'px';
      particle.style.top = particleY + 'px';
      particle.style.opacity = life;
      particle.style.transform = `scale(${life})`;
      
      if (life > 0) {
        requestAnimationFrame(animateParticle);
      } else {
        if (particle.parentNode) {
          particle.parentNode.removeChild(particle);
        }
      }
    }
    
    animateParticle();
  }
  
  // Power indicator effects
  let powerStatus = true;
  setInterval(() => {
    if (Math.random() < 0.1) { // 10% chance to flicker
      powerDot.style.background = powerStatus ? '#ff0000' : '#00ff00';
      powerStatus = !powerStatus;
      
      setTimeout(() => {
        powerDot.style.background = '#00ff00';
        powerStatus = true;
      }, 100);
    }
  }, 2000);
  
  // Menu container glow intensity based on mouse proximity
  document.addEventListener('mousemove', function(e) {
    const rect = menuContainer.getBoundingClientRect();
    const centerX = rect.left + rect.width / 2;
    const centerY = rect.top + rect.height / 2;
    
    const distance = Math.sqrt(
      Math.pow(e.clientX - centerX, 2) + Math.pow(e.clientY - centerY, 2)
    );
    
    const maxDistance = 300;
    const intensity = Math.max(0, (maxDistance - distance) / maxDistance);
    
    menuContainer.style.boxShadow = `
      0 0 ${20 + intensity * 30}px rgba(0, 255, 255, ${0.5 + intensity * 0.3}),
      inset 0 0 ${20 + intensity * 10}px rgba(0, 255, 255, ${0.1 + intensity * 0.1})
    `;
  });
  
  // Add CSS animations
  const style = document.createElement('style');
  style.textContent = `
    @keyframes electric-spark {
      0% {
        opacity: 0;
        transform: scaleX(0);
      }
      50% {
        opacity: 1;
        transform: scaleX(1);
      }
      100% {
        opacity: 0;
        transform: scaleX(0);
      }
    }
    
    @keyframes neon-explode {
      0% {
        transform: translate(-50%, -50%) scale(0);
        opacity: 1;
      }
      50% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.8;
      }
      100% {
        transform: translate(-50%, -50%) scale(2);
        opacity: 0;
      }
    }
  `;
  document.head.appendChild(style);
  
  // Keyboard navigation
  let currentIndex = -1;
  
  document.addEventListener('keydown', function(e) {
    if (e.key === 'Tab') {
      e.preventDefault();
      currentIndex = (currentIndex + 1) % menuLinks.length;
      
      menuLinks.forEach((link, index) => {
        if (index === currentIndex) {
          link.focus();
          link.style.background = 'rgba(0, 255, 255, 0.2)';
          createElectricSpark(link);
        } else {
          link.style.background = '';
        }
      });
    }
    
    if (e.key === 'Enter' && currentIndex >= 0) {
      createNeonExplosion(menuLinks[currentIndex]);
    }
  });
  
  // Random background grid flicker
  const backgroundGrid = document.querySelector('.background-grid');
  setInterval(() => {
    if (Math.random() < 0.3) {
      backgroundGrid.style.opacity = Math.random() * 0.5 + 0.1;
      setTimeout(() => {
        backgroundGrid.style.opacity = '0.3';
      }, 100);
    }
  }, 1500);
});