.markdown-editor, .markdown-host {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
    min-height: 0;
}
.markdown-editor.markdown-auto-height { flex: none; }
.markdown-auto-height .markdown-host { flex: none; }
.markdown-auto-height .markdown-content { flex: none; overflow: visible; min-height: 160px; }
.markdown-auto-height .markdown-prose { min-height: 160px; padding-bottom: 16px; }
.markdown-auto-height .markdown-fallback { field-sizing: content; min-height: 160px; }
.task-description-section > .markdown-editor {
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-input);
}
.task-description-section > .markdown-editor:focus-within { border-color: var(--indigo); }
.task-description-section .markdown-prose {
    -webkit-user-select: text;
    user-select: text;
    -webkit-touch-callout: default;
}
.markdown-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 3px;
    padding: 6px 10px;
    flex-shrink: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}
.markdown-toolbar button, .markdown-link-form button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    flex: 0 0 32px;
    padding: 0;
    border: 1px solid transparent;
    border-radius: 4px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 16px;
}
.markdown-toolbar button:hover, .markdown-link-form button:hover,
.markdown-toolbar button[aria-pressed="true"] {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    border-color: var(--border-hover);
}
.markdown-toolbar button[aria-pressed="true"] { box-shadow: inset 0 -2px var(--indigo); }
.markdown-toolbar button:disabled { opacity: .35; cursor: default; }
.markdown-toolbar select, .markdown-link-form input {
    height: 32px;
    min-width: 0;
    max-width: 160px;
    padding: 3px 6px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-input);
    color: var(--text-primary);
    font: inherit;
    font-size: 13px;
}
.markdown-toolbar :focus-visible, .markdown-link-form :focus-visible {
    outline: 2px solid var(--indigo);
    outline-offset: 1px;
}
.markdown-content { flex: 1; min-height: 100px; overflow: auto; overscroll-behavior: contain; }
.markdown-prose {
    min-height: 100%;
    padding: 16px 18px 40px;
    outline: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 15px;
    line-height: 1.7;
    letter-spacing: 0;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    tab-size: 4;
}
.markdown-prose > :first-child { margin-top: 0; }
.markdown-prose p { margin: 0 0 .65em; }
.markdown-prose h1, .markdown-prose h2, .markdown-prose h3,
.markdown-prose h4, .markdown-prose h5, .markdown-prose h6 {
    margin: 1em 0 .4em;
    line-height: 1.3;
    letter-spacing: 0;
    color: var(--text-primary);
}
.markdown-prose h1 { font-size: 26px; }
.markdown-prose h2 { font-size: 22px; }
.markdown-prose h3 { font-size: 19px; }
.markdown-prose h4 { font-size: 17px; }
.markdown-prose h5, .markdown-prose h6 { font-size: 15px; }
.markdown-prose ul, .markdown-prose ol { padding-left: 1.6em; margin: .5em 0; }
.markdown-prose li p { margin-bottom: .2em; }
.markdown-prose ul[data-type="taskList"] { list-style: none; padding-left: 0; }
.markdown-prose ul[data-type="taskList"] > li { display: flex; gap: 8px; align-items: flex-start; }
.markdown-prose ul[data-type="taskList"] > li > label { flex-shrink: 0; padding-top: 3px; }
.markdown-prose ul[data-type="taskList"] > li > div { flex: 1; min-width: 0; }
.markdown-prose input[type="checkbox"] { accent-color: var(--indigo); width: 16px; height: 16px; cursor: pointer; }
.markdown-prose blockquote { margin: .8em 0; border-left: 3px solid var(--indigo); padding-left: 14px; color: var(--text-secondary); }
.markdown-prose code, .markdown-prose pre, .markdown-mono .markdown-prose {
    font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', Consolas, monospace;
}
.markdown-prose code { background: var(--bg-secondary); padding: 2px 4px; border-radius: 3px; font-size: .9em; }
.markdown-prose pre { background: var(--bg-secondary); padding: 12px; border-radius: 4px; white-space: pre; overflow-x: auto; }
.markdown-prose pre code { padding: 0; background: none; }
.markdown-prose a { color: var(--indigo); text-decoration: underline; cursor: pointer; }
.markdown-prose img { max-width: 100%; height: auto; vertical-align: middle; }
.markdown-prose .markdown-footnote { font-size: .9em; border-top: 1px solid var(--border-color); padding-top: 6px; }
.markdown-prose .markdown-footnote::before { content: attr(data-footnote) ". "; color: var(--text-secondary); }
.wiki-edit-view > .markdown-editor { min-height: 300px; }
.markdown-search-form, .markdown-image-form {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    flex-shrink: 0;
    gap: 6px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 13px;
}
.markdown-search-form[hidden], .markdown-image-form[hidden] { display: none; }
.markdown-search-form input[type="text"], .markdown-image-form input {
    flex: 1 1 150px;
    min-width: 0;
    max-width: 100%;
    height: 34px;
    padding: 4px 8px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-input);
    color: var(--text-primary);
}
.markdown-search-form label { display: inline-flex; align-items: center; gap: 4px; margin: 0; }
.markdown-search-form output, .markdown-image-form output { overflow-wrap: anywhere; }
.markdown-search-form button, .markdown-image-form button {
    width: 34px;
    height: 34px;
    flex: 0 0 34px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    background: transparent;
    font-size: 16px;
    cursor: pointer;
}
.markdown-search-form button:hover, .markdown-image-form button:hover { background: var(--bg-card-hover); }
.markdown-search-form :focus-visible, .markdown-image-form :focus-visible { outline: 2px solid var(--indigo); outline-offset: 1px; }
.markdown-prose hr { border: 0; border-top: 1px solid var(--border-hover); margin: 1em 0; }
.markdown-prose table { border-collapse: collapse; table-layout: fixed; width: 100%; margin: 1em 0; }
.markdown-prose td, .markdown-prose th { border: 1px solid var(--border-hover); padding: 6px 8px; position: relative; vertical-align: top; min-width: 60px; }
.markdown-prose th { background: var(--bg-secondary); font-weight: 600; }
.markdown-prose .selectedCell { background: var(--bg-card-hover); }
.markdown-prose .ProseMirror-selectednode { outline: 2px solid var(--indigo); }
.markdown-link-form { display: flex; align-items: center; gap: 4px; padding: 8px 12px; border-bottom: 1px solid var(--border-color); }
.markdown-link-form input { flex: 1; max-width: none; }
.markdown-link-form[hidden], .markdown-error[hidden] { display: none; }
.markdown-error { padding: 8px 12px; color: var(--text-primary); background: var(--bg-secondary); font-size: 13px; }
.markdown-fallback { flex: 1; min-height: 160px; padding: 16px; background: transparent; color: var(--text-primary); border: 0; font: inherit; }
.hf-scratchpad { min-width: 0; min-height: 0; }
@media (max-width: 768px) {
    .markdown-toolbar { flex-wrap: nowrap; gap: 4px; padding: 5px 8px; overflow-x: auto; }
    .markdown-toolbar button, .markdown-link-form button { width: 36px; height: 36px; flex-basis: 36px; }
    .markdown-toolbar select { flex-shrink: 0; }
    .markdown-toolbar select, .markdown-link-form input { font-size: 16px; height: 36px; max-width: 140px; }
    .markdown-link-form input { max-width: none; }
    .markdown-prose { font-size: 16px; padding: 12px 14px 32px; }
    .markdown-search-form input[type="text"], .markdown-image-form input { font-size: 16px; }
    .notepad-editor-toolbar, .notepad-editor-meta, .hf-scratchpad-toolbar { flex-wrap: wrap; gap: 6px; }
    .notepad-title-input { min-width: 0; }
}