#element-doc-sidebar {
    position: fixed;
    top: 96px;
    bottom: auto;
    right: var(--view-panel-tab-gutter, 0);
    width: var(--view-panel-width, 380px);
    max-width: min(92vw, var(--view-panel-width, 380px));
    height: var(--view-panel-height, min(72vh, calc(100vh - 120px)));
    max-height: var(--view-panel-height, min(72vh, calc(100vh - 120px)));
    display: flex;
    flex-direction: column;
    background: var(--view-panel-bg, var(--bg-primary, #1f1f1f));
    border-left: 1px solid var(--color-border-light, rgba(255, 255, 255, 0.12));
    color: var(--color-text-primary, #f5f5f5);
    transform: translateX(110%);
    opacity: 0;
    transition: transform 0.25s ease, opacity 0.2s ease;
    z-index: 9800;
    overflow: hidden;
    visibility: hidden;
    pointer-events: none;
}

body.element-doc-sidebar-open {
    --element-doc-sidebar-reserved: calc(min(92vw, var(--view-panel-width, 380px)) + var(--view-panel-tab-gutter, 0px) + 10px);
}

body.element-doc-sidebar-open #opm-canvas {
    margin-right: var(--element-doc-sidebar-reserved);
    transition: margin-right 0.25s ease;
}

@media (max-width: 980px) {
    body.element-doc-sidebar-open {
        --element-doc-sidebar-reserved: calc(min(92vw, 420px) + var(--view-panel-tab-gutter, 0px) + 10px);
    }
}

#element-doc-sidebar.visible {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

#element-doc-sidebar.body-collapsed .doc-sidebar-content {
    display: none;
}

[data-theme="light"] #element-doc-sidebar {
    background: #ffffff;
    border-left-color: rgba(15, 23, 42, 0.12);
    color: #1f2937;
}

#element-doc-sidebar .sidebar-header {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: var(--view-panel-header-pad, 16px 20px);
    height: var(--view-panel-header-height, 48px);
    border-bottom: 1px solid var(--view-panel-header-border, var(--color-border-light, rgba(255, 255, 255, 0.12)));
}

#element-doc-sidebar .sidebar-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

#element-doc-sidebar .sidebar-header svg {
    width: 18px;
    height: 18px;
}

#element-doc-sidebar .sidebar-header-actions {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

#element-doc-sidebar .sidebar-header-actions button {
    background: transparent;
    border: none;
    color: var(--color-text-secondary, #99a7b5);
    border-radius: 8px;
    cursor: pointer;
    padding: 6px;
    transition: background 0.2s ease, color 0.2s ease;
}

#element-doc-sidebar .sidebar-header-actions button:hover,
#element-doc-sidebar .sidebar-header-actions button:focus-visible {
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-text-primary, #ffffff);
}

[data-theme="light"] #element-doc-sidebar .sidebar-header-actions button:hover,
[data-theme="light"] #element-doc-sidebar .sidebar-header-actions button:focus-visible {
    background: rgba(15, 23, 42, 0.08);
    color: #1f2937;
}

#element-doc-sidebar .sidebar-pin-btn.pinned {
    background: var(--color-secondary, #00ff41);
    color: #0b1e0f;
}

#element-doc-sidebar .doc-sidebar-content {
    flex: 1 1 auto;
    min-height: 0;
    overflow: hidden;
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

#element-doc-sidebar .doc-sidebar-content.has-doc-layout {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) minmax(0, 1fr);
    gap: 12px;
}

#element-doc-sidebar .doc-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 12px;
    color: var(--color-text-secondary, #9ca3af);
}

#element-doc-sidebar .doc-meta .doc-meta-pill {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.06);
}

[data-theme="light"] #element-doc-sidebar .doc-meta .doc-meta-pill {
    border-color: rgba(15, 23, 42, 0.12);
    background: rgba(15, 23, 42, 0.06);
}

#element-doc-sidebar .doc-editor-wrap,
#element-doc-sidebar .doc-preview-wrap {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-height: 0;
}

#element-doc-sidebar .doc-editor-wrap {
    flex: 1 1 52%;
    min-height: 0;
}

#element-doc-sidebar .doc-preview-wrap {
    flex: 1 1 48%;
    min-height: 0;
}

#element-doc-sidebar .doc-section-title {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-text-secondary, #9ca3af);
}

#element-doc-sidebar .doc-editor {
    width: 100%;
    min-height: 140px;
    flex: 1 1 auto;
    resize: vertical;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(15, 23, 42, 0.28);
    color: var(--color-text-primary, #f5f5f5);
    padding: 10px 12px;
    font-family: 'JetBrains Mono', 'Consolas', monospace;
    font-size: 13px;
    line-height: 1.5;
}

#element-doc-sidebar .doc-editor:focus {
    outline: none;
    border-color: var(--color-accent, #00ff9b);
    box-shadow: 0 0 0 2px rgba(0, 255, 155, 0.18);
}

[data-theme="light"] #element-doc-sidebar .doc-editor {
    border-color: rgba(15, 23, 42, 0.14);
    background: rgba(15, 23, 42, 0.04);
    color: #111827;
}

#element-doc-sidebar .doc-editor-status {
    font-size: 12px;
    display: flex;
    justify-content: space-between;
    gap: 8px;
    color: var(--color-text-secondary, #9ca3af);
}

#element-doc-sidebar .doc-editor-status.error {
    color: #ff8f8f;
}

#element-doc-sidebar .doc-preview {
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    background: rgba(15, 23, 42, 0.2);
    padding: 10px 12px;
    min-height: 120px;
    max-height: none;
    flex: 1 1 auto;
    overflow: auto;
    font-size: 13px;
    line-height: 1.6;
    word-break: break-word;
}

[data-theme="light"] #element-doc-sidebar .doc-preview {
    border-color: rgba(15, 23, 42, 0.12);
    background: rgba(15, 23, 42, 0.03);
}

#element-doc-sidebar .doc-preview h1,
#element-doc-sidebar .doc-preview h2,
#element-doc-sidebar .doc-preview h3,
#element-doc-sidebar .doc-preview h4,
#element-doc-sidebar .doc-preview h5,
#element-doc-sidebar .doc-preview h6 {
    margin: 10px 0 6px;
    font-size: 1em;
}

#element-doc-sidebar .doc-preview p,
#element-doc-sidebar .doc-preview ul,
#element-doc-sidebar .doc-preview ol,
#element-doc-sidebar .doc-preview pre,
#element-doc-sidebar .doc-preview blockquote {
    margin: 6px 0;
}

#element-doc-sidebar .doc-preview pre,
#element-doc-sidebar .doc-preview code {
    font-family: 'JetBrains Mono', 'Consolas', monospace;
}

#element-doc-sidebar .doc-preview pre {
    padding: 8px;
    border-radius: 8px;
    background: rgba(2, 6, 23, 0.55);
    overflow-x: auto;
}

[data-theme="light"] #element-doc-sidebar .doc-preview pre {
    background: rgba(15, 23, 42, 0.1);
}

#element-doc-sidebar .doc-preview blockquote {
    margin-left: 0;
    padding-left: 10px;
    border-left: 3px solid rgba(148, 163, 184, 0.5);
    color: var(--color-text-secondary, #9ca3af);
}

#element-doc-sidebar .doc-empty {
    color: var(--color-text-secondary, #9ca3af);
    font-size: 12px;
}

@media (max-width: 980px) {
    #element-doc-sidebar {
        width: min(92vw, 460px);
        max-width: min(92vw, 460px);
        top: 6px;
        bottom: 6px;
    }
}