:root{color-scheme:light;--paper:#f5f5ef;--ink:#203c36;--muted:#6b7972;--line:#dce2d8;--green:#225e4b;--soft:#e9efdf}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif;font-size:14px}.shell{display:grid;grid-template-columns:244px 1fr;min-height:100vh}aside{padding:38px 24px;border-right:1px solid var(--line);display:flex;flex-direction:column;background:#edf0e7}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none;font-weight:650;font-size:18px;white-space:nowrap}.mark{display:grid;place-items:center;width:40px;height:44px;border-radius:12px 12px 17px 17px;background:var(--green);color:#fff;font-size:22px;transform:rotate(-4deg)}small{display:block;font-size:8px;letter-spacing:1.3px;margin-top:7px;font-weight:500}.nav-label{font-size:11px;color:var(--muted);letter-spacing:1px;margin:56px 10px 20px}nav{display:grid;gap:8px}button{font:inherit;cursor:pointer;border:1px solid var(--line);border-radius:8px;padding:10px 15px;background:#fff;color:var(--ink);transition:background .15s}button:hover{background:#e9efe3}button:focus-visible,a:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #97b69e;outline-offset:3px}nav button{display:flex;align-items:center;gap:12px;text-align:left;border:0;background:transparent;padding:15px 12px}nav button b{font-size:17px;width:24px;font-weight:500}nav button span{margin-left:auto;font-size:10px;opacity:.6}nav button[aria-current]{background:var(--green);color:#fff}.local-note{margin-top:auto;padding:50px 10px 0;font-size:12px}.local-note p{line-height:1.9;color:var(--muted);font-size:11px}.dot{display:inline-block;background:#4f855d;width:6px;height:6px;border-radius:50%;margin-right:5px}main{padding:0 4vw;min-width:0;max-width:1550px;width:100%;margin:auto}header{height:90px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted);letter-spacing:1px}.badge{font-size:9px;border:1px solid #c7d6c4;padding:7px 10px;border-radius:30px;letter-spacing:1.5px}.intro{padding:35px 0 26px}.eyebrow{font-size:11px;letter-spacing:2px;color:#638268}h1{font-size:34px;font-weight:550;letter-spacing:-1px;margin:12px 0}#description{color:var(--muted);line-height:1.7;margin:0}.workspace{border:1px solid var(--line);background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 5px 16px #203c3604}.toolbar{display:flex;justify-content:space-between;align-items:center;padding:18px 20px;gap:12px;border-bottom:1px solid var(--line)}#actions{display:flex;gap:8px;flex-wrap:wrap}.primary{background:var(--green);color:white;border-color:var(--green)}.primary:hover{background:#174c3b}.text-button{background:transparent;border:0;padding:5px;font-size:12px;color:#5c7864;white-space:nowrap}#options:not(:empty){padding:12px 20px;background:#f6f8f2;display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:12px}select{font:inherit;border:1px solid var(--line);background:white;padding:5px 8px;border-radius:5px}.editors{display:grid;grid-template-columns:1fr 1fr}.editor{min-width:0}.editor+.editor{border-left:1px solid var(--line);background:#fafbf7}.editor-heading{display:flex;align-items:center;justify-content:space-between;padding:15px 20px;font-size:12px;color:var(--muted)}textarea{width:100%;height:300px;display:block;resize:vertical;border:0;background:transparent;padding:8px 20px 20px;color:#294139;font:13px/1.9 ui-monospace,SFMono-Regular,Consolas,monospace;tab-size:2;outline:none}textarea::placeholder{color:#a0aaa2}.editor-footer{padding:12px 20px;color:#89978a;font-size:10px;letter-spacing:.4px}#status{padding:13px 20px;background:#f0f4e9;border-top:1px solid var(--line);font-size:12px;color:#567548;min-height:43px}#status.error{background:#fff2ed;color:#a14031}.notes{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin:34px 0}.notes span{font:10px ui-monospace,monospace;color:#879681}.notes h2{font-size:14px;font-weight:550;margin:12px 0 8px}.notes p{font-size:12px;line-height:1.9;color:var(--muted);max-width:290px}footer{border-top:1px solid var(--line);padding:23px 0;display:flex;justify-content:space-between;color:#8a968a;font-size:11px}#qr-result{text-align:center;padding:10px 20px;min-height:300px}#qr-result canvas{display:block;width:min(240px,100%);height:auto;margin:0 auto 15px;image-rendering:pixelated}[hidden]{display:none!important}@media(min-width:1600px){main{padding:0 70px}}@media(max-width:900px){.shell{grid-template-columns:190px 1fr}aside{padding:28px 14px}.brand{font-size:15px}.brand small{font-size:6px}nav button{font-size:12px;gap:6px}.notes{gap:16px}main{padding:0 24px}}@media(max-width:650px){.shell{display:block}aside{border:0;border-bottom:1px solid var(--line);padding:20px 18px 12px}.brand{font-size:17px}.mark{height:36px;width:35px}.nav-label,.local-note{display:none}nav{display:flex;overflow:auto;gap:6px;margin-top:18px}nav button{white-space:nowrap;padding:10px;flex-shrink:0}nav button span,nav button b{display:none}main{padding:0 18px}header{height:55px}.intro{padding:24px 0}h1{font-size:28px}.toolbar{padding:12px;align-items:flex-start}.editors{grid-template-columns:1fr}.editor+.editor{border-left:0;border-top:1px solid var(--line)}textarea{height:210px}.notes{grid-template-columns:1fr;gap:5px;margin:25px 0}.notes div{border-bottom:1px solid var(--line);padding-bottom:8px}.notes p{max-width:none}.notes h2{display:inline-block;margin-left:14px}footer{font-size:10px}#sample{font-size:11px}}

/* Additional local tools retain the original workbench layout. */
#comparison-editor textarea{height:220px}#editors.comparing{grid-template-columns:1fr 1fr}#editors.comparing #source-editor textarea{height:220px}#editors.comparing #result-editor{grid-column:1/-1;border-left:0;border-top:1px solid var(--line)}#editors.comparing #output{height:230px}
#file-area{padding:18px 20px;min-height:155px;background:#fafbf7;border-top:1px dashed var(--line)}#file-area input{max-width:100%;font:12px inherit}#file-info{font-size:12px;color:var(--muted);line-height:1.7;overflow-wrap:anywhere}.file-label{display:block;font-weight:550;margin-bottom:12px}
#options input[type=number]{width:92px;padding:5px 8px;border:1px solid var(--line);border-radius:5px;font:inherit}#options label{display:flex;align-items:center;gap:7px}#rich-result{padding:8px 20px 20px;min-height:280px;max-height:520px;overflow:auto}.tree-node{font:12px/1.9 ui-monospace,SFMono-Regular,monospace;margin-left:14px;border-left:1px solid var(--line);padding-left:10px}.tree-node summary{cursor:pointer;overflow-wrap:anywhere}.tree-key{font-weight:650;color:#255f4a}.tree-value{white-space:pre-wrap;overflow-wrap:anywhere;color:#666b61}.path-copy{font-size:10px;padding:2px 5px;margin-left:8px;opacity:.7}.tree-top{margin:0;padding:0;border:0}.result-note{font:12px/1.8 -apple-system,BlinkMacSystemFont,sans-serif;color:var(--muted);margin:0 0 14px}.result-preview{max-width:100%;max-height:250px;display:block;margin:12px auto;background:repeating-conic-gradient(#eee 0% 25%,#fff 0% 50%) 50%/16px 16px}.download-row{display:flex;justify-content:center}.diff-item{border-left:3px solid #dfa254;background:#faf8f1;padding:12px;margin:8px 0;font:12px/1.7 ui-monospace,monospace;overflow-wrap:anywhere}.diff-item pre{white-space:pre-wrap;margin:6px 0}.diff-added{border-color:#43806b}.diff-removed{border-color:#b95f4b}#source-editor textarea[hidden]+#file-area{border:0}nav button{padding-top:11px;padding-bottom:11px}.nav-label{margin-top:35px}.toolbar{flex-wrap:wrap}#actions button{padding:9px 12px}.download-button{background:var(--green);color:white;text-decoration:none;padding:10px 15px;border-radius:8px;font-size:12px}#rich-result button:disabled{opacity:.4;cursor:default}
@media(max-width:650px){#editors.comparing{grid-template-columns:1fr}#editors.comparing #comparison-editor{border-left:0;border-top:1px solid var(--line)}#comparison-editor textarea,#editors.comparing #source-editor textarea{height:180px}#options{gap:10px}nav button{padding:10px}#rich-result{padding:10px 12px}.tree-node{margin-left:8px;padding-left:7px}}
#result-editor.full-width{grid-column:1/-1;border-left:0}#rich-result.compact-result{min-height:0;padding:0 20px 15px}.result-note{white-space:pre-line}