:root{color-scheme:light;--paper: #f4f0e6;--paper-deep: #e7e0cf;--surface: #fffdf7;--ink: #172522;--muted: #58635f;--forest: #1e4b42;--forest-dark: #143a33;--gold: #d9aa45;--gold-soft: #f4dfae;--coral: #b8553f;--line: #d9d3c4;--shadow: 0 22px 60px rgba(37, 48, 43, .12);--radius-lg: 24px;--radius-md: 14px;font-family:Hiragino Kaku Gothic ProN,Yu Gothic,Meiryo,sans-serif;background:var(--paper);color:var(--ink)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;background:var(--paper);line-height:1.75}button,textarea,select{font:inherit}button,summary,.dropzone{-webkit-tap-highlight-color:transparent}button:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible,.dropzone:focus-within{outline:3px solid rgba(184,85,63,.38);outline-offset:3px}.site-header,main,footer{width:min(1120px,calc(100% - 40px));margin-inline:auto}.site-header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:26px 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currentColor;background:transparent;color:var(--forest);cursor:pointer;font-weight:700}#sourceText,#resultText{width:100%;border:1px solid #cbc4b3;border-radius:var(--radius-md);background:#fff;color:var(--ink);font-family:ui-monospace,SFMono-Regular,Consolas,BIZ UDPGothic,monospace;line-height:1.7;resize:vertical}#sourceText,#resultText{min-height:280px;padding:18px;font-size:15px}#sourceText::placeholder,#resultText::placeholder{color:#9a988f}#resultText{background:#f7f8f4}.repair-grid{display:grid;grid-template-columns:minmax(0,1fr) 42px minmax(0,1fr);align-items:start;margin-top:28px}.editor-panel{min-width:0}.editor-heading{display:flex;align-items:baseline;gap:10px;margin-bottom:10px}.editor-heading span{padding:3px 7px;border-radius:5px;background:var(--paper-deep);color:var(--muted);font:800 14px ui-monospace,monospace}.editor-heading label{font-size:14px;font-weight:800}.flow-arrow{display:grid;place-items:center;min-height:280px;color:var(--coral);font:700 24px/1 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0;color:var(--muted);font-size:14px}.status{min-height:1.75em;margin:0;color:var(--forest);font-size:14px;font-weight:700}.result-actions{display:flex;align-items:center;gap:14px;margin-top:14px}.copy-button{min-width:104px;padding:9px 14px;border:1px solid var(--forest);background:transparent;color:var(--forest)}.copy-button:hover,.copy-button.copied{background:var(--forest);color:#fff}.copy-button:disabled{opacity:.42;cursor:not-allowed;background:transparent;color:var(--forest)}.result-copy{min-height:48px}.alternatives{margin-top:14px;border-top:1px solid var(--line)}.alternatives summary{padding:14px 2px 8px;cursor:pointer;color:var(--muted);font-size:14px;font-weight:700}.alternate-list{display:flex;gap:8px;flex-wrap:wrap;padding:4px 0 2px}.alternate-button{padding:8px 11px;border:1px solid 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