:root {
      --primary: #6b63f8;
      --primary-dark: #4a3dcf;
      --accent: #ffd93d;
      --background: #fcfcfd;
    }

    * {
      box-sizing: border-box;
    }

    html, body {
      margin: 0;
      padding: 0;
      height: 100%;
      overflow: hidden;
    }

    body {
      display: flex;
      background: var(--background);
      font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
      color: #1a0f4d;
    }

    .split-container {
      display: flex;
      width: 100%;
      height: 100%;
    }

    .panel {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 2rem;
    }

    .panel-live {
      background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
      color: #fff;
    }

    .panel-docs {
      background: #fff;
      color: #1a0f4d;
    }

    .panel h2 {
      margin: 0 0 2rem 0;
      font-size: clamp(1.8rem, 3vw, 2.4rem);
      font-weight: 600;
    }

    .cta-container {
      display: flex;
      justify-content: center;
      width: 100%;
    }

    .cta-button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.7em;
      font-size: clamp(1rem, 2.5vw, 1.15em);
      font-weight: 600;
      color: var(--primary-dark);
      background-color: #fff;
      border-radius: 12px;
      padding: 1em 2.2em;
      text-decoration: none;
      transition: all 0.25s ease;
      box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    }

    .cta-button:hover,
    .cta-button:focus-visible {
      background-color: var(--accent);
      color: #131330;
      box-shadow: 0 8px 24px rgba(0,0,0,0.18);
      transform: translateY(-2px);
    }

    .cta-button svg {
      width: 1.3em;
      height: 1.3em;
      stroke: currentColor;
      transition: transform 0.25s ease;
    }

    .cta-button:hover svg {
      transform: translateX(3px);
    }

    .doc-links {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-direction: column;
      gap: 1rem;
      width: 100%;
      max-width: 360px;
    }

    .doc-links a {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 1.5rem;
      background: #f7f8fc;
      border-radius: 10px;
      padding: 1rem 1.2rem;
      font-weight: 500;
      color: var(--primary-dark);
      text-decoration: none;
      transition: all 0.25s ease;
      box-shadow: 0 2px 8px rgba(99, 102, 241, 0.05);
    }

    .doc-links a:hover,
    .doc-links a:focus-visible {
      background: #eef0ff;
      transform: translateY(-2px);
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .doc-links img {
      height: 22px;
    }

    @media (max-width: 900px) {
      .split-container {
        flex-direction: column;
      }

      .panel {
        flex: 1;
      }

      .cta-button {
        max-width: 320px;
      }
    }

    @media (max-width: 480px) {
      .panel {
        padding: 1.5rem 1rem;
      }

      .panel h2 {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
      }

      .cta-button {
        padding: 0.9em 1.4em;
        font-size: 1rem;
      }

      .doc-links a {
        padding: 0.8rem 1rem;
      }
    }