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#f0c2c2;border-radius:8px;background:#fdf2f2;color:#a12f2f;font-size:.9rem;line-height:1.7}.mdif-file-error a{color:#a12f2f}.mdif-controls,.mdif-actions{width:100%;box-sizing:border-box;margin-top:20px;padding:16px 18px;background:var(--card-bg);border:1px solid var(--border-soft);border-radius:10px}.mdif-controls{display:flex;flex-wrap:wrap;align-items:flex-start;gap:8px 28px}.mdif-opt{flex:1 1 260px;min-width:0}.mdif-controls .check-line label{min-height:44px;padding-right:4px}.mdif-go{flex:0 0 240px;align-self:center}.mdif-clear{flex:1 1 100%;text-align:right}.mdif-stale{margin:8px 0 0;font-size:var(--fs-small);line-height:1.5;color:#9a6b12}.mdif-action-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:8px}.mdif-actions .btn-secondary{padding:12px 6px;font-size:14px}.mdif-actions .btn-secondary:disabled{opacity:.45;cursor:default}.mdif-action-status{margin:10px 0 0;min-height:1.4em;font-size:.9rem;color:var(--accent)}.mdif-result{margin-top:24px;padding:18px;background:var(--surface-soft);border-radius:10px}.mdif-result-title{margin:0 0 12px;font-size:var(--fs-h2)}.mdif-summary{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px;margin-bottom:12px}.mdif-summary-text{margin:0;font-weight:700;color:var(--text)}.mdif-summary-text.is-same{font-weight:400;color:var(--text-slate)}.mdif-jump{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.mdif-jump .btn-reset{min-height:44px}.mdif-jump .btn-reset:disabled{opacity:.45;cursor:default}.mdif-jump-pos{font-size:var(--fs-small);color:var(--text-slate)}.mdif-note{margin:0 0 12px;font-size:var(--fs-small);line-height:1.6;color:var(--text-faint)}.mdif-view{border:1px solid var(--border-soft);border-radius:8px;background:var(--card-bg);overflow:hidden}.mdif-rows{max-height:70vh;overflow:auto}.mdif-row{display:grid;grid-template-columns:1fr 1fr}.mdif-head-row{position:sticky;top:0;background:var(--accent-bg);font-size:var(--fs-small);font-weight:700;color:var(--text)}.mdif-head-row .mdif-cell{padding:8px 12px}.mdif-cell{display:flex;align-items:baseline;gap:8px;min-width:0;padding:2px 10px;border-right:1px solid var(--border-soft);line-height:1.7;overflow-wrap:anywhere}.mdif-cell:last-child{border-right:none}.mdif-ln{flex:0 0 3.2em;text-align:right;font-size:var(--fs-small);color:var(--text-slate);user-select:none}.mdif-mark{flex:0 0 1em;font-weight:700;text-align:center;user-select:none}.mdif-text{flex:1 1 auto;min-width:0;white-space:pre-wrap;min-height:1.7em}.mdif-row.is-del .mdif-cell--a,.mdif-row.is-mod .mdif-cell--a{background:#fdeced}.mdif-row.is-add .mdif-cell--b,.mdif-row.is-mod .mdif-cell--b{background:#e9f7ec}.mdif-row.is-del .mdif-cell--a .mdif-mark,.mdif-row.is-mod .mdif-cell--a .mdif-mark{color:#b91c1c}.mdif-row.is-add .mdif-cell--b .mdif-mark,.mdif-row.is-mod .mdif-cell--b .mdif-mark{color:#15803d}.mdif-cell.is-empty{background:repeating-linear-gradient(-45deg,#f4f6f7,#f4f6f7 6px,#eceff1 6px 12px)}.mdif-cell--a del.mdif-chunk{background:#ffcdd1;color:#8a1620;text-decoration:line-through}.mdif-cell--b ins.mdif-chunk{background:#bdebc7;color:#0f5d28;text-decoration:none}.mdif-blank{font-size:var(--fs-small);opacity:.8}.mdif-row.is-focus{outline:2px solid var(--accent);outline-offset:-2px}.mdif-foldline{border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft);background:var(--surface-soft)}.mdif-fold{display:block;width:100%;min-height:36px;padding:8px 12px;border:none;background:none;color:var(--text-slate);font-family:inherit;font-size:var(--fs-small);text-align:left;cursor:pointer}.mdif-fold:hover{background:var(--accent-soft);color:var(--text)}.mdif-offscreen{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.mdif-tool :focus-visible{outline:2px solid #2563eb;outline-offset:3px}@media (max-width: 768px){.mdif-panes{flex-direction:column;gap:12px}.mdif-pane textarea{height:116px;min-height:80px;padding:10px;line-height:1.6}.mdif-lead{margin-bottom:12px}.mdif-pane-head{margin-bottom:6px}.mdif-count{margin-top:4px}.mdif-drop-hint,.mdif-controls .field-hint{display:none}.mdif-controls{margin-top:12px;gap:4px 20px}.mdif-controls,.mdif-actions{padding:14px}.mdif-go{flex:1 1 100%}.mdif-clear{text-align:center}.mdif-action-grid{grid-template-columns:repeat(2,1fr)}.mdif-result{padding:12px}.mdif-row{grid-template-columns:1fr}.mdif-head-row{display:none}.mdif-cell{border-right:none}.mdif-row.is-equal .mdif-cell--b,.mdif-cell.is-empty{display:none}.mdif-rows{max-height:none}}@page{size:A4;margin:12mm}@media print{.mdif-result{margin:0;padding:0;background:none}.mdif-jump,.mdif-note{display:none}.mdif-view{border:none}.mdif-rows{max-height:none;overflow:visible}.mdif-row{break-inside:avoid}.mdif-head-row{position:static}.mdif-cell.is-empty{background:none}.mdif-cell--a del.mdif-chunk{text-decoration:line-through}.mdif-cell--b ins.mdif-chunk{text-decoration:underline}.mdif-cell{font-size:9pt;line-height:1.5}}@media screen and (max-width: 600px){.mdif-controls{margin-top:12px;padding:14px;gap:4px 12px}.mdif-actions .btn-secondary{padding:10px 6px;min-height:var(--tap-min);box-sizing:border-box}}