.diagram-viewer {
        display: block;
      }

      .diagram-viewer--desktop,
      .diagram-viewer--mobile {
        display: block;
        border-radius: inherit;
      }
    


      .diagram-viewer--desktop {
        display: block;
        position: relative;
        border-radius: inherit;
        overflow: hidden;
      }

      .diagram-viewer--desktop .viewer {
        position: relative;
        background: var(--cv-surface);
        border: 1px solid var(--cv-border);
        border-radius: inherit;
        overflow: hidden;
        cursor: default;
        touch-action: pan-x pan-y;
        user-select: none;
        -webkit-user-select: none;
        contain: layout paint;
      }

      .diagram-viewer--desktop .viewer:active {
        cursor: grabbing;
      }

      .diagram-viewer--desktop.is-fullscreen .viewer,
      .diagram-viewer--desktop .viewer--fullscreen {
        position: fixed;
        inset: 0;
        z-index: 9999;
        border-radius: 0;
        border: none;
        background: var(--cv-bg);
      }

      .diagram-viewer--desktop .viewport {
        position: relative;
        width: 100%;
        overflow: hidden;
        min-height: 200px;
        contain: layout paint;
      }

      .diagram-viewer--desktop .viewer--fullscreen .viewport {
        height: 100vh;
        height: 100dvh;
      }

      .diagram-viewer--desktop .canvas {
        position: absolute;
        top: 0;
        left: 0;
        transform-origin: 0 0;
      }

      .diagram-viewer--desktop .canvas--animated {
        transition:
          transform 300ms cubic-bezier(0.2, 0, 0, 1),
          width 300ms cubic-bezier(0.2, 0, 0, 1),
          height 300ms cubic-bezier(0.2, 0, 0, 1);
      }

      .diagram-viewer--desktop .canvas svg {
        display: block;
        width: 100%;
        height: 100%;
        max-width: none;
        max-height: none;
      }

      .diagram-viewer--desktop .controls {
        position: absolute;
        bottom: var(--cv-space-md);
        right: var(--cv-space-md);
        display: flex;
        gap: var(--cv-space-xs);
        z-index: 10;
      }

      .diagram-viewer--desktop .viewer--fullscreen .controls {
        bottom: var(--cv-space-lg);
        right: var(--cv-space-lg);
      }

      .diagram-viewer--desktop .ctrl-btn {
        appearance: none;
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--cv-elevated);
        border: 1px solid var(--cv-border);
        border-radius: var(--cv-radius-sm);
        color: var(--cv-fg-muted);
        cursor: pointer;
        transition:
          color var(--cv-duration) var(--cv-ease),
          background var(--cv-duration) var(--cv-ease),
          border-color var(--cv-duration) var(--cv-ease),
          box-shadow var(--cv-duration) var(--cv-ease);
        padding: 0;
      }

      .diagram-viewer--desktop .ctrl-btn:hover {
        color: var(--cv-fg);
        background: var(--cv-surface);
        border-color: var(--cv-fg-muted);
      }

      .diagram-viewer--desktop .ctrl-btn:active {
        transform: scale(0.95);
      }

      .diagram-viewer--desktop .ctrl-btn--active {
        color: var(--cv-primary);
        border-color: var(--cv-primary);
        box-shadow: 0 0 12px rgba(0, 229, 255, 0.2);
      }

      .diagram-viewer--desktop .ctrl-btn svg {
        width: 18px;
        height: 18px;
      }

      .diagram-viewer--desktop .zoom-level {
        position: absolute;
        top: var(--cv-space-md);
        right: var(--cv-space-md);
        padding: 3px 8px;
        background: var(--cv-elevated);
        border: 1px solid var(--cv-border);
        border-radius: var(--cv-radius-sm);
        font-family: var(--cv-font-mono);
        font-size: 10px;
        color: var(--cv-fg-muted);
        pointer-events: none;
        opacity: 0;
        transition: opacity 300ms var(--cv-ease);
        z-index: 10;
      }

      .diagram-viewer--desktop .zoom-level--visible {
        opacity: 1;
      }

      .diagram-viewer--desktop .hint {
        position: absolute;
        bottom: var(--cv-space-md);
        left: 50%;
        transform: translateX(-50%);
        padding: 6px 14px;
        background: rgba(11, 13, 16, 0.85);
        border: 1px solid var(--cv-border);
        border-radius: var(--cv-radius-sm);
        font-family: var(--cv-font-mono);
        font-size: 11px;
        color: var(--cv-fg-muted);
        pointer-events: none;
        opacity: 0;
        transition: opacity 500ms var(--cv-ease);
        z-index: 10;
        white-space: nowrap;
      }

      .diagram-viewer--desktop .hint--visible {
        opacity: 1;
      }

      .diagram-viewer--desktop :focus-visible {
        outline: none;
        box-shadow: var(--cv-focus-ring);
      }

      @media (prefers-reduced-motion: reduce) {
        .diagram-viewer--desktop .canvas--animated {
          transition: none;
        }
      }
    


      .diagram-viewer--mobile {
        display: block;
        border-radius: inherit;
        --kp-diagram-aspect: 4 / 3;
      }

      .diagram-viewer--mobile .preview-button {
        appearance: none;
        width: 100%;
        display: block;
        padding: 0;
        border: none;
        background: transparent;
        color: inherit;
        cursor: pointer;
        text-align: left;
        overflow: hidden;
      }

      .diagram-viewer--mobile .preview-button:focus-visible {
        outline: none;
      }

      .diagram-viewer--mobile .preview-button:focus-visible .preview-frame {
        box-shadow: var(--cv-focus-ring);
      }

      .diagram-viewer--mobile .preview-frame {
        position: relative;
        overflow: hidden;
        border-radius: inherit;
        background:
          radial-gradient(circle at top center, rgba(0, 229, 255, 0.08), transparent 60%),
          linear-gradient(180deg, rgba(16, 23, 34, 0.98), rgba(11, 13, 16, 1));
        transition:
          border-color var(--cv-duration) var(--cv-ease),
          box-shadow var(--cv-duration) var(--cv-ease),
          transform var(--cv-duration) var(--cv-ease);
      }

      .diagram-viewer--mobile .preview-button:active .preview-frame {
        transform: scale(0.995);
      }

      .diagram-viewer--mobile .preview-button:hover .preview-frame {
        border-color: var(--cv-primary);
      }

      .diagram-viewer--mobile .preview-viewport {
        width: 100%;
        aspect-ratio: var(--kp-diagram-aspect);
        padding: var(--cv-space-sm);
        box-sizing: border-box;
      }

      .diagram-viewer--mobile .preview-svg {
        width: 100%;
        height: 100%;
        pointer-events: none;
      }

      .diagram-viewer--mobile .preview-svg svg {
        display: block;
        width: 100%;
        max-width: 100%;
        height: auto;
        max-height: 100%;
      }

      .diagram-viewer--mobile .preview-scrim {
        position: absolute;
        inset: auto var(--cv-space-sm) var(--cv-space-sm);
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--cv-space-sm);
        padding: 10px 12px;
        border: 1px solid var(--cv-primary);
        border-radius: var(--cv-radius-md);
        background: rgba(11, 13, 16, 0.84);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
      }

      .diagram-viewer--mobile .preview-copy {
        display: flex;
        flex-direction: column;
        gap: 2px;
        min-width: 0;
      }

      .diagram-viewer--mobile .preview-label {
        font-family: var(--cv-font-mono);
        font-size: 11px;
        letter-spacing: 0.06em;
        text-transform: uppercase;
        color: var(--cv-primary);
      }

      .diagram-viewer--mobile .preview-hint {
        font-size: 12px;
        line-height: 1.45;
        color: var(--cv-fg-muted);
      }

      .diagram-viewer--mobile .preview-icon {
        flex-shrink: 0;
        width: 32px;
        height: 32px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: 999px;
        border: 1px solid rgba(0, 229, 255, 0.2);
        background: rgba(0, 229, 255, 0.08);
        color: var(--cv-primary);
      }

      .diagram-viewer--mobile .preview-icon svg {
        width: 16px;
        height: 16px;
      }

      .diagram-viewer--mobile .overlay-dialog {
        position: fixed;
        inset: 0;
        width: min(100vw, 100%);
        max-width: none;
        height: 100vh;
        height: 100dvh;
        max-height: none;
        margin: 0;
        padding: 0;
        border: none;
        background: transparent;
        overflow: hidden;
      }

      .diagram-viewer--mobile .overlay-dialog::backdrop {
        background: rgba(6, 9, 14, 0.84);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
      }

      .diagram-viewer--mobile .overlay-dialog:not([open]) {
        display: none;
      }

      .diagram-viewer--mobile .overlay-shell {
        box-sizing: border-box;
        inline-size: 100%;
        max-inline-size: 100%;
        min-inline-size: 0;
        block-size: 100%;
        min-block-size: 100%;
        display: grid;
        grid-template-rows: auto auto minmax(0, 1fr) auto;
        gap: var(--cv-space-md);
        padding:
          calc(env(safe-area-inset-top, 0px) + var(--cv-space-md))
          calc(env(safe-area-inset-right, 0px) + var(--cv-space-md))
          calc(env(safe-area-inset-bottom, 0px) + var(--cv-space-md))
          calc(env(safe-area-inset-left, 0px) + var(--cv-space-md));
        background:
          radial-gradient(circle at top center, rgba(0, 229, 255, 0.1), transparent 55%),
          linear-gradient(180deg, rgba(7, 11, 18, 0.98), rgba(7, 11, 18, 1));
        overflow: hidden;
      }

      .diagram-viewer--mobile .overlay-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--cv-space-md);
        min-width: 0;
        inline-size: 100%;
      }

      .diagram-viewer--mobile .overlay-heading {
        flex: 1 1 auto;
        min-width: 0;
        display: flex;
        flex-direction: column;
        gap: 4px;
      }

      .diagram-viewer--mobile .overlay-kicker {
        font-family: var(--cv-font-mono);
        font-size: 11px;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: var(--cv-primary);
      }

      .diagram-viewer--mobile .overlay-title {
        font-size: 15px;
        line-height: 1.35;
        color: var(--cv-fg);
        display: -webkit-box;
        overflow: hidden;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
        line-clamp: 2;
      }

      .diagram-viewer--mobile .close-button {
        appearance: none;
        border: 1px solid var(--cv-border);
        background: rgba(16, 23, 34, 0.92);
        color: var(--cv-fg);
        padding: 0;
      }

      .diagram-viewer--mobile .close-button {
        flex-shrink: 0;
        width: 40px;
        height: 40px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: 999px;
      }

      .diagram-viewer--mobile .close-button svg {
        width: 18px;
        height: 18px;
      }

      .diagram-viewer--mobile .overlay-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--cv-space-md);
        min-width: 0;
        inline-size: 100%;
      }

      .diagram-viewer--mobile .overlay-description {
        margin: 0;
        min-width: 0;
        font-size: 12px;
        line-height: 1.45;
        color: var(--cv-fg-muted);
      }

      .diagram-viewer--mobile .zoom-level {
        flex-shrink: 0;
        padding: 4px 8px;
        border: 1px solid var(--cv-border);
        border-radius: 999px;
        background: rgba(16, 23, 34, 0.92);
        font-family: var(--cv-font-mono);
        font-size: 11px;
        color: var(--cv-fg);
      }

      .diagram-viewer--mobile .overlay-stage {
        min-width: 0;
        min-height: 0;
        inline-size: 100%;
        overflow: hidden;
      }

      .diagram-viewer--mobile .overlay-viewport {
        position: relative;
        inline-size: 100%;
        block-size: 100%;
        min-width: 0;
        min-height: 0;
        overflow: hidden;
        border: 1px solid var(--cv-primary);
        border-radius: var(--cv-radius-lg);
        background:
          radial-gradient(circle at 50% 0%, rgba(0, 229, 255, 0.08), transparent 48%),
          linear-gradient(180deg, rgba(16, 23, 34, 0.96), rgba(11, 13, 16, 1));
        touch-action: none;
      }

      .diagram-viewer--mobile .overlay-canvas {
        position: absolute;
        top: 0;
        left: 0;
        transform-origin: 0 0;
      }

      .diagram-viewer--mobile .overlay-canvas svg {
        display: block;
        width: 100%;
        height: 100%;
        max-width: none;
        max-height: none;
      }

      .diagram-viewer--mobile .overlay-footer {
        display: grid;
        gap: var(--cv-space-sm);
        min-width: 0;
        inline-size: 100%;
      }

      .diagram-viewer--mobile .overlay-controls-hint {
        font-size: 12px;
        line-height: 1.45;
        color: var(--cv-fg-muted);
      }

      .diagram-viewer--mobile .overlay-controls {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: var(--cv-space-sm);
      }

      .diagram-viewer--mobile .overlay-ctrl {
        appearance: none;
        min-height: 52px;
        display: grid;
        justify-items: center;
        align-content: center;
        gap: 4px;
        padding: 10px 8px;
        border: 1px solid var(--cv-border);
        border-radius: var(--cv-radius-md);
        background: rgba(16, 23, 34, 0.92);
        color: var(--cv-fg);
      }

      .diagram-viewer--mobile .overlay-ctrl svg {
        width: 16px;
        height: 16px;
      }

      .diagram-viewer--mobile .overlay-ctrl-label {
        font-family: var(--cv-font-mono);
        font-size: 10px;
        line-height: 1.25;
        text-align: center;
        color: var(--cv-fg-muted);
      }

      .diagram-viewer--mobile .close-button:focus-visible {
        outline: none;
        box-shadow: var(--cv-focus-ring);
      }

      .diagram-viewer--mobile .close-button:active {
        transform: scale(0.97);
      }

      @media (max-width: 480px) {
        .diagram-viewer--mobile .overlay-shell {
          gap: var(--cv-space-sm);
          padding:
            calc(env(safe-area-inset-top, 0px) + var(--cv-space-sm))
            calc(env(safe-area-inset-right, 0px) + var(--cv-space-sm))
            calc(env(safe-area-inset-bottom, 0px) + var(--cv-space-sm))
            calc(env(safe-area-inset-left, 0px) + var(--cv-space-sm));
        }

        .diagram-viewer--mobile .overlay-title {
          font-size: 14px;
        }

        .diagram-viewer--mobile .overlay-meta {
          align-items: flex-start;
          flex-direction: column;
        }

        .diagram-viewer--mobile .overlay-controls {
          gap: var(--cv-space-xs);
        }

        .diagram-viewer--mobile .overlay-ctrl {
          min-height: 48px;
          padding: 8px 6px;
        }
      }
    



    .cv-feature-page-root .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      width: 100%;
      min-height: 240px;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: var(--cv-space-lg);
      background: var(--cv-surface);
      border: 1px solid var(--cv-border);
      border-radius: var(--cv-radius-lg);
      color: var(--cv-fg-muted);
      font-family: var(--cv-font-mono);
      font-size: 12px;
    }

    .cv-feature-page-root .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      width: 100%;
      min-height: 200px;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: var(--cv-space-lg);
      background: var(--cv-surface);
      border: 1px solid var(--cv-border);
      border-radius: var(--cv-radius-lg);
      color: var(--cv-fg-muted);
      font-family: var(--cv-font-mono);
      font-size: 12px;
    }

    .cv-feature-page-root .diagram-card .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 300px;
      padding: var(--cv-space-lg);
      border-radius: 16px;
      border: 1px solid rgba(36, 43, 58, 0.92);
      background: rgba(18, 21, 27, 0.85);
      color: var(--cv-fg-muted);
      font-family: var(--cv-font-mono);
      font-size: 12px;
    }

    .cv-feature-page-root .diagram-card .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 300px;
      padding: var(--cv-space-lg);
      border-radius: 16px;
      border: 1px solid rgba(36, 43, 58, 0.92);
      background: rgba(18, 21, 27, 0.85);
      color: var(--cv-fg-muted);
      font-family: var(--cv-font-mono);
      font-size: 12px;
    }

    .cv-feature-page-root .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      width: 100%;
      min-height: 200px;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: var(--cv-space-lg);
      border-radius: var(--cv-radius-lg);
      border: 1px solid var(--cv-border);
      background: rgba(11, 13, 16, 0.88);
      color: var(--cv-fg-muted);
      font-family: var(--cv-font-mono);
      font-size: 12px;
    }

    .cv-feature-page-root .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      min-height: 360px;
      padding: var(--cv-space-lg);
      border-radius: 14px;
      border: 1px solid rgba(36, 43, 58, 0.92);
      background: rgba(11, 13, 16, 0.82);
      font-size: 12px;
    }

    @media (max-width: 900px) {

      .cv-feature-page-root .diagram-frame,
      .cv-feature-page-root .diagram-loading {
        min-height: 220px;
      }
    }

    .cv-feature-page-root .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      min-height: 240px;
      padding: var(--cv-space-lg);
      border-radius: 14px;
      border: 1px solid rgba(36, 43, 58, 0.92);
      background: rgba(14, 17, 23, 0.85);
      font-size: 12px;
    }

    .cv-feature-page-root .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      min-height: 240px;
      padding: var(--cv-space-lg);
      border-radius: 14px;
      border: 1px solid rgba(36, 43, 58, 0.92);
      background: rgba(14, 17, 23, 0.85);
      font-size: 12px;
    }

    .cv-feature-page-root .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      width: 100%;
      min-height: 360px;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: var(--cv-space-lg);
      border-radius: 18px;
      border: 1px solid rgba(36, 43, 58, 0.92);
      background: rgba(11, 13, 16, 0.82);
      color: var(--cv-fg-muted);
      font-family: var(--cv-font-mono);
      font-size: 12px;
    }

    @media (max-width: 900px) {

      .cv-feature-page-root .diagram-frame,
      .cv-feature-page-root .diagram-loading {
        min-height: 220px;
      }
    }

    .cv-feature-page-root .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      width: 100%;
      min-height: 200px;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: var(--cv-space-lg);
      border-radius: var(--cv-radius-lg);
      border: 1px solid var(--cv-border);
      background: rgba(11, 13, 16, 0.88);
      color: var(--cv-fg-muted);
      font-family: var(--cv-font-mono);
      font-size: 12px;
    }

    .cv-feature-page-root .diagram-card .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 280px;
      padding: var(--cv-space-lg);
      border-radius: 14px;
      border: 1px solid rgba(36, 43, 58, 0.92);
      background: rgba(18, 21, 27, 0.85);
      color: var(--cv-fg-muted);
      font-family: var(--cv-font-mono);
      font-size: 12px;
    }

    .cv-feature-page-root .diagram-card .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 280px;
      padding: var(--cv-space-lg);
      border-radius: 14px;
      border: 1px solid rgba(36, 43, 58, 0.92);
      background: rgba(18, 21, 27, 0.85);
      color: var(--cv-fg-muted);
      font-family: var(--cv-font-mono);
      font-size: 12px;
    }

    .cv-feature-page-root .cv-remote-page--mobile .diagram-loading {
      width: 100%;
      min-height: 200px;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: var(--cv-space-lg);
      background: var(--cv-surface);
      border: 1px solid var(--cv-border);
      border-radius: var(--cv-radius-lg);
      color: var(--cv-fg-muted);
      font-family: var(--cv-font-mono);
      font-size: 12px;
    }

    .cv-feature-page-root .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 240px;
      padding: var(--cv-space-lg);
      border-radius: 14px;
      border: 1px solid rgba(36, 43, 58, 0.92);
      background: rgba(14, 17, 23, 0.85);
      color: var(--cv-fg-muted);
      font-family: var(--cv-font-mono);
      font-size: 12px;
    }

    .cv-feature-page-root .diagram-viewer {
      display: block;
    }

    .cv-feature-page-root .diagram-loading {
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 240px;
      padding: var(--cv-space-lg);
      border-radius: 14px;
      border: 1px solid rgba(36, 43, 58, 0.92);
      background: rgba(14, 17, 23, 0.85);
      color: var(--cv-fg-muted);
      font-family: var(--cv-font-mono);
      font-size: 12px;
    }