Split Screen Layout

<div class="split-screen-container">
  <div class="split-screen">
    <div class="split-screen-half split-screen-left">
      <div class="split-screen-content">
        <h2 class="split-screen-title">Left Panel</h2>
        <p class="split-screen-text">This is the left side of the split screen layout with a gradient background.</p>
        <button class="split-screen-button split-screen-button-primary">Primary Action</button>
      </div>
    </div>
    <div class="split-screen-half split-screen-right">
      <div class="split-screen-content">
        <h2 class="split-screen-title">Right Panel</h2>
        <p class="split-screen-text">This is the right side with a contrasting background and different content.</p>
        <button class="split-screen-button split-screen-button-secondary">Secondary Action</button>
      </div>
    </div>
  </div>
</div>

.split-screen-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 8px;
  background-color: #fff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.split-screen {
  display: flex;
  flex-direction: row;
  min-height: 400px;
}

.split-screen-half {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 40px;
  transition: all 0.3s ease;
}

.split-screen-left {
  background: linear-gradient(135deg, #6a11cb, #2575fc);
  color: white;
}

.split-screen-right {
  background-color: #fff;
  color: #333;
  border-left: 1px solid #eee;
}

.split-screen-content {
  max-width: 400px;
  text-align: center;
}

.split-screen-title {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 20px;
}

.split-screen-text {
  margin-bottom: 25px;
  line-height: 1.6;
}

.split-screen-button {
  padding: 10px 20px;
  border-radius: 4px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
}

.split-screen-button-primary {
  background-color: white;
  color: #6a11cb;
}

.split-screen-button-primary:hover {
  background-color: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
}

.split-screen-button-secondary {
  background-color: #2575fc;
  color: white;
}

.split-screen-button-secondary:hover {
  background-color: #1c68e3;
  transform: translateY(-2px);
}

/* Dark mode styles */
@media (prefers-color-scheme: dark) {
  .split-screen-container {
    background-color: #222;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  }
  
  .split-screen-right {
    background-color: #222;
    color: #fff;
    border-left: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .split-screen-left {
    background: linear-gradient(135deg, #8a3eff, #3a7bd5);
  }
}

/* Responsive styles */
@media (max-width: 768px) {
  .split-screen {
    flex-direction: column;
  }
  
  .split-screen-half {
    padding: 30px;
  }
  
  .split-screen-right {
    border-left: none;
    border-top: 1px solid #eee;
  }
  
  @media (prefers-color-scheme: dark) {
    .split-screen-right {
      border-left: none;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
  }
}

// Optional JavaScript for enhanced hover effects or animations
document.addEventListener('DOMContentLoaded', function() {
  const leftPanel = document.querySelector('.split-screen-left');
  const rightPanel = document.querySelector('.split-screen-right');
  
  if (leftPanel && rightPanel) {
    leftPanel.addEventListener('mouseenter', function() {
      // Add a subtle grow effect on hover
      this.style.flex = '1.2';
      rightPanel.style.flex = '0.8';
    });
    
    leftPanel.addEventListener('mouseleave', function() {
      // Reset to normal on mouse leave
      this.style.flex = '1';
      rightPanel.style.flex = '1';
    });
    
    rightPanel.addEventListener('mouseenter', function() {
      // Add a subtle grow effect on hover
      this.style.flex = '1.2';
      leftPanel.style.flex = '0.8';
    });
    
    rightPanel.addEventListener('mouseleave', function() {
      // Reset to normal on mouse leave
      this.style.flex = '1';
      leftPanel.style.flex = '1';
    });
  }
});