3D Flip Navigation Menu

                .flip-nav-container {
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
  padding: 30px;
  border-radius: 20px;
  perspective: 1000px;
  max-width: 1200px;
  margin: 0 auto;
}

.flip-nav-demo {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 15px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  overflow: hidden;
}

.flip-navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  position: relative;
}

.nav-brand-3d, .nav-item-3d, .action-cube {
  perspective: 200px;
}

.brand-cube, .nav-cube, .action-cube {
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.4, 0.0, 0.2, 1);
  cursor: pointer;
}

.brand-cube {
  width: 80px;
  height: 40px;
}

.nav-cube {
  width: 100px;
  height: 40px;
}

.action-cube {
  width: 80px;
  height: 40px;
}

.cube-face {
  position: absolute;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.brand-cube .cube-face {
  background: linear-gradient(45deg, #ff6b6b, #ee5a24);
  color: white;
  font-size: 1.2rem;
}

.nav-cube .cube-face {
  background: linear-gradient(45deg, #74b9ff, #0984e3);
  color: white;
  font-size: 0.9rem;
}

.action-cube .cube-face {
  background: linear-gradient(45deg, #00b894, #00a085);
  color: white;
  font-size: 0.9rem;
}

.cube-face.front {
  transform: rotateY(0deg) translateZ(20px);
}

.cube-face.back {
  transform: rotateY(180deg) translateZ(20px);
  font-size: 1.5rem;
}

.flip-nav-menu {
  display: flex;
  gap: 20px;
  align-items: center;
}

.nav-brand-3d:hover .brand-cube,
.nav-item-3d:hover .nav-cube,
.nav-actions-3d:hover .action-cube {
  transform: rotateY(180deg);
}

.nav-brand-3d:hover .brand-cube {
  transform: rotateY(180deg) scale(1.1);
}

.nav-item-3d:hover .nav-cube {
  transform: rotateY(180deg) translateY(-5px);
}

.action-cube:hover {
  transform: rotateY(180deg) scale(1.05);
}

.cube-face:hover {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

@media (max-width: 768px) {
  .flip-navbar {
    flex-direction: column;
    gap: 20px;
    padding: 20px;
  }
  
  .flip-nav-menu {
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
  }
  
  .nav-cube, .brand-cube, .action-cube {
    width: 80px;
    height: 35px;
  }
  
  .cube-face {
    font-size: 0.8rem;
  }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

.flip-navbar {
  animation: float 6s ease-in-out infinite;
}

              

                document.addEventListener('DOMContentLoaded', function() {
  const navItems = document.querySelectorAll('.nav-item-3d, .nav-brand-3d, .nav-actions-3d');

  navItems.forEach(item => {
    item.addEventListener('click', function(e) {
      e.preventDefault();

      this.style.transform = 'scale(0.95)';
      setTimeout(() => {
        this.style.transform = 'scale(1)';
      }, 150);

      const ripple = document.createElement('div');
      ripple.style.cssText = `
        position: absolute;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.6);
        transform: scale(0);
        animation: ripple 0.6s linear;
        pointer-events: none;
        left: 50%;
        top: 50%;
        width: 20px;
        height: 20px;
        margin-left: -10px;
        margin-top: -10px;
      `;
      
      this.style.position = 'relative';
      this.appendChild(ripple);
      
      setTimeout(() => {
        ripple.remove();
      }, 600);
    });
  });

  const style = document.createElement('style');
  style.textContent = `
    @keyframes ripple {
      to {
        transform: scale(4);
        opacity: 0;
      }
    }
  `;
  document.head.appendChild(style);

  setTimeout(() => {
    navItems.forEach((item, index) => {
      setTimeout(() => {
        const cube = item.querySelector('.brand-cube, .nav-cube, .action-cube');
        if (cube) {
          cube.style.transform = 'rotateY(360deg)';
          setTimeout(() => {
            cube.style.transform = 'rotateY(0deg)';
          }, 600);
        }
      }, index * 100);
    });
  }, 500);
});