.editor-page { font-family: var(--font-mono); }
.editor-layout { width: min(100% - 4rem, 76rem); margin: 2.75rem auto 5rem; }
.editor-heading { display: flex; align-items: flex-end; justify-content: space-between; flex-wrap: wrap; gap: 1.5rem; margin-bottom: 2rem; }
.editor-back { display: inline-flex; align-items: center; min-height: 2.75rem; color: var(--color-muted); font-size: .75rem; text-decoration: none; }
.editor-back:hover { color: var(--color-accent); }
.editor-heading h1 { margin: 1rem 0 .75rem; font-size: clamp(1.75rem, 3vw, 2.5rem); letter-spacing: -.06em; font-weight: 500; }
.editor-heading h1 span { color: var(--color-accent); }
.editor-heading p { margin: 0; color: var(--color-muted); font-size: .8125rem; line-height: 1.7; }
.draft-status { color: var(--color-muted); font-size: .6875rem; line-height: 1.7; }
.title-field { margin-bottom: 1.5rem; }
.title-field input { font-family: var(--font-mono); font-size: 1.125rem; }
.editor-shell { border: 1px solid var(--color-border); border-radius: 8px; overflow: hidden; }
.editor-toolbar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .75rem; padding: .625rem .875rem; border-bottom: 1px solid var(--color-border-subtle); background: var(--color-surface); }
.format-tools, .editor-modes { display: flex; flex-wrap: wrap; gap: .25rem; }
.editor-toolbar button { min-width: 2.75rem; min-height: 2.75rem; padding: .5rem .75rem; border: 0; border-radius: 5px; background: transparent; color: var(--color-muted); font-size: .75rem; cursor: pointer; }
.editor-toolbar button:hover { color: var(--color-text); background: var(--color-surface-hover); }
.editor-modes button[aria-pressed="true"] { color: var(--color-accent); background: var(--color-accent-surface); }
.editor-panes { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); height: clamp(28rem, 60dvh, 42rem); }
.editor-source { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.pane-label { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .5rem; margin: 0; padding: 1rem 1.5rem; color: var(--color-text-soft); font-size: .6875rem; line-height: 1.5; }
.pane-label span { color: var(--color-muted); font-size: .625rem; }
.editor-source textarea { display: block; flex: 1; width: 100%; min-height: 0; padding: .5rem 1.5rem 1.5rem; resize: none; border: 0; border-radius: 0; background: var(--color-code-surface); color: var(--color-text-soft); font: .875rem/1.9 var(--font-mono); }
.editor-source textarea:focus-visible { outline-offset: -3px; }
.editor-source .pane-label { background: var(--color-code-surface); }
.editor-preview { min-width: 0; min-height: 0; overflow-y: auto; padding: 0 1.5rem 1.5rem; border-left: 1px solid var(--color-border-subtle); }
.editor-preview .pane-label { padding-inline: 0; }
.editor-preview h2#preview-title { margin: .75rem 0 1.5rem; color: var(--color-text); font: 500 1.7rem/1.35 var(--font-mono); letter-spacing: -.04em; overflow-wrap: anywhere; }
.preview-placeholder { color: var(--color-muted); font: 1rem/1.8 var(--font-sans); }
.editor-preview .markdown-body { font-size: 1rem; }
.editor-footnote { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem; padding: .75rem 1rem; border-top: 1px solid var(--color-border-subtle); color: var(--color-muted); font-size: .625rem; line-height: 1.7; background: var(--color-surface); }
.editor-shell[data-mode="write"] .editor-preview, .editor-shell[data-mode="preview"] .editor-source { display: none; }
.editor-shell:not([data-mode="split"]) .editor-panes { grid-template-columns: minmax(0, 1fr); }
.editor-shell[data-mode="preview"] .editor-preview { border-left: 0; max-width: 49rem; width: 100%; margin-inline: auto; }
.markdown-help { margin: 1rem 0 2rem; color: var(--color-muted); font-size: .75rem; line-height: 1.8; }
.markdown-help summary { cursor: pointer; width: fit-content; padding: .5rem 0; }
.markdown-help p { margin: .5rem 0; overflow-wrap: anywhere; }
.markdown-help code { color: var(--color-text-soft); }
.publish-bar { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--color-border-subtle); }
.visibility-field { max-width: 24rem; }
.visibility-field select { font-size: .875rem; }
.publish-actions { margin-left: auto; text-align: right; }
.publish-actions .actions { justify-content: flex-end; }
.publish-actions .page-status { margin: 0 0 .75rem; font-size: .75rem; }
@media (max-width: 48rem) {
    .editor-layout { width: calc(100% - 2.5rem); margin-top: 1.5rem; }
    .editor-toolbar { padding: .5rem; }
    .editor-panes { grid-template-columns: minmax(0, 1fr); }
    .editor-preview { border-left: 0; border-top: 1px solid var(--color-border-subtle); }
    .editor-shell[data-mode="split"] .editor-panes { height: 52rem; grid-template-rows: 26rem 26rem; }
    .editor-preview, .editor-source textarea { padding-inline: 1rem; }
    .pane-label { padding-inline: 1rem; }
    .publish-actions { margin-left: 0; text-align: left; }
    .publish-actions .actions { justify-content: flex-start; }
}