/* ======================
       Stripe-Inspired Three-Column Layout
    ====================== */

    body {
      background: var(--color-bg-light);
    }

    /* Main Container */
    .docs-wrapper {
      display: flex;
      min-height: 100vh;
    }

    footer {
      margin-top: 0;
    }

    /* Left Sidebar - Navigation */
    .docs-sidebar {
      width: 260px;
      background: var(--color-bg);
      border-right: 1px solid var(--color-border);
      position: fixed;
      height: 100vh;
      overflow-y: auto;
      top: 0;
      left: 0;
      padding: 80px 0 2rem 0;
      z-index: 10;
    }

    .docs-sidebar::-webkit-scrollbar {
      width: 6px;
    }

    .docs-sidebar::-webkit-scrollbar-thumb {
      background: var(--color-border-dark);
      border-radius: 3px;
    }

    .docs-logo {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--color-primary);
      padding: 0 1.5rem;
      margin-bottom: 1rem;
    }

    /* Search Bar in Sidebar */
    .docs-sidebar-search {
      padding: 0 1.5rem 1rem 1.5rem;
      margin-bottom: 1.5rem;
      border-bottom: 1px solid var(--color-border);
    }

    .docs-sidebar-search input {
      width: 100%;
      padding: 0.6rem 0.9rem;
      border: 1px solid var(--color-border-dark);
      border-radius: 6px;
      font-size: 0.9rem;
      background: var(--color-bg-light);
      transition: all 0.15s ease;
    }

    .docs-sidebar-search input:focus {
      outline: none;
      border-color: var(--color-primary);
      box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
    }

    .docs-nav-section {
      margin-bottom: 2rem;
    }

    .docs-nav-title {
      font-size: 0.7rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      color: var(--color-text-light);
      padding: 0 1.5rem 0.75rem;
    }

    .docs-nav-item {
      display: block;
      padding: 0.5rem 1.5rem;
      color: var(--color-text-light);
      font-size: 0.9rem;
      cursor: pointer;
      transition: all 0.15s ease;
      border-left: 3px solid transparent;
      text-decoration: none;
    }

    .docs-nav-item:hover {
      color: var(--color-primary);
      background: var(--color-bg);
    }

    .docs-nav-item.active {
      color: var(--color-primary);
      background: var(--color-primary-light);
      border-left-color: var(--color-primary);
      font-weight: 600;
    }

    /* Sub-items (H2 headers) */
    .docs-nav-subitem {
      display: block;
      padding: 0.4rem 1.5rem 0.4rem 2.5rem;
      color: var(--color-text-light);
      font-size: 0.85rem;
      cursor: pointer;
      transition: all 0.15s ease;
      border-left: 3px solid transparent;
      text-decoration: none;
    }

    .docs-nav-subitem:hover {
      color: var(--color-primary);
      background: var(--color-bg);
    }

    .docs-nav-subitem.active {
      color: var(--color-primary);
      background: var(--color-primary-light);
    }

    /* Center Column - Main Content */
    .docs-content {
      flex: 1;
      margin-left: 260px;
      padding: 3rem 3rem 4rem 3rem;
      max-width: 900px;
    }

    .docs-section {
      display: none;
      animation: fadeIn 0.2s ease-in;
    }

    .docs-section.active {
      display: block;
    }

    @keyframes fadeIn {
      from {
        opacity: 0;
        transform: translateY(8px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .docs-section h1 {
      font-size: 2.5rem;
      font-weight: 700;
      color: var(--color-text);
      margin-bottom: 1rem;
      line-height: 1.2;
    }

    .docs-section p {
      color: var(--color-text-light);
      line-height: 1.7;
      margin-bottom: 1.5rem;
      font-size: 1rem;
    }

    .docs-section h2 {
      font-size: 1.75rem;
      font-weight: 600;
      color: var(--color-text);
      margin-top: 3rem;
      margin-bottom: 1rem;
      padding-top: 2rem;
      border-top: 1px solid var(--color-border);
    }

    .docs-section h2:first-of-type {
      border-top: none;
      padding-top: 0;
    }

    .docs-section h3 {
      font-size: 1.25rem;
      font-weight: 600;
      color: var(--color-text-light);
      margin-top: 2rem;
      margin-bottom: 0.75rem;
    }

    .docs-section ul,
    .docs-section ol {
      color: var(--color-text-light);
      line-height: 1.8;
      margin-bottom: 1.5rem;
      padding-left: 1.5rem;
    }

    .docs-section li {
      margin-bottom: 0.5rem;
    }

    .docs-section code {
      background: var(--color-bg);
      color: var(--color-text);
      padding: 0.2rem 0.5rem;
      border-radius: 4px;
      font-size: 0.9em;
      font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    }

    .callout {
      background: var(--color-primary-light);
      border-left: 3px solid var(--color-primary-light);
      padding: 1rem 1.25rem;
      margin: 2rem 0;
      border-radius: 4px;
    }

    .callout p {
      margin-bottom: 0;
      color: var(--color-text);
    }

    .callout.warning {
      background: var(--color-warning-light);
      border-left-color: var(--color-warning);
    }

    .callout.warning p {
      color: var(--color-warning-dark);
    }

    /* Markdown blockquotes (will be converted to callouts via JS) */
    .docs-section blockquote {
      background: var(--color-primary-light);
      border-left: 3px solid var(--color-primary-light);
      padding: 1rem 1.25rem;
      margin: 2rem 0;
      border-radius: 4px;
    }

    .docs-section blockquote p {
      margin-bottom: 0;
      color: var(--color-text);
    }

    .docs-section blockquote strong {
      font-weight: 600;
    }

    /* Responsive Design */
    @media (max-width: 768px) {
      .docs-sidebar {
        width: 100%;
        position: relative;
        height: auto;
        min-height: 100vh;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
        padding: 1rem 0;
      }

      .docs-content {
        margin-left: 0;
        padding: 2rem 1.5rem;
      }

      .docs-sidebar-search {
        padding: 0 1rem 1rem 1rem;
      }
    }