Animated Tabs

                .tabs-container {
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
  background-color: #f1f5f9;
  border-radius: 10px;
  padding: 20px;
}

.tab-buttons {
  display: flex;
  border-bottom: 2px solid #e2e8f0;
}

.tab-btn {
  padding: 10px 20px;
  cursor: pointer;
  border: none;
  background-color: transparent;
  font-size: 16px;
  position: relative;
  transition: color 0.3s;
}

.tab-btn.active {
  color: #3b82f6;
}

.tab-btn::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: #3b82f6;
  transform: scaleX(0);
  transition: transform 0.3s ease-in-out;
}

.tab-btn.active::after {
  transform: scaleX(1);
}

.tab-content {
  padding-top: 20px;
}

.tab-pane {
  display: none;
  animation: fadeIn 0.5s;
}

.tab-pane.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

              

                document.addEventListener('DOMContentLoaded', () => {
  const tabs = document.querySelectorAll('.tab-btn');
  const tabPanes = document.querySelectorAll('.tab-pane');

  tabs.forEach(tab => {
    tab.addEventListener('click', () => {
      const target = document.getElementById(tab.dataset.tab);

      tabs.forEach(t => t.classList.remove('active'));
      tab.classList.add('active');

      tabPanes.forEach(pane => {
        if (pane.id === tab.dataset.tab) {
          pane.classList.add('active');
        } else {
          pane.classList.remove('active');
        }
      });
    });
  });
});