:root{color:#173a37;font-synthesis:none;--green:#14786e;--border:#dde4d7;--muted:#82917e;--soft:#eef2e8;--orange:#be7751;background:#f5f6f2;font-family:Inter,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;border:1px solid var(--border);background:#fff;border-radius:6px;padding:9px 13px;font-size:12px;transition:background .15s,border-color .15s}button:hover:not(:disabled){background:#edf3e8;border-color:#98b6a5}button:disabled{opacity:.42;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline-offset:2px;outline:3px solid #dbab79}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}[hidden]{display:none!important}.site-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:24px;height:84px;padding:0 44px;display:flex}.brand{align-items:center;gap:11px;font-size:15px;font-weight:650;display:flex}.brand-mark{background:var(--green);color:#fff;border-radius:7px;place-content:center;width:35px;height:39px;font-size:21px;line-height:.8;display:grid}.brand-mark>span{margin-top:1px;font-size:16px;line-height:1}.brand small{color:var(--muted);letter-spacing:1px;margin-top:4px;font-size:9px;font-weight:400;display:block}.site-header nav{align-items:center;gap:24px;font-size:11px;display:flex}.site-header nav button{background:0 0;border:0;padding:0;font-size:11px}.privacy{color:#7d8e76;border-left:1px solid var(--border);align-items:center;gap:7px;padding-left:24px;display:flex}.privacy i,.status-dot{background:#7fa375;border-radius:50%;width:6px;height:6px;display:inline-block}.app{max-width:1600px;margin:auto;padding:36px 44px 0}.heading{justify-content:space-between;align-items:center;gap:25px;margin-bottom:28px;display:flex}.eyebrow{letter-spacing:3px;color:#86957d;margin:0 0 13px;font-size:9px}h1{letter-spacing:-1px;margin:0 0 12px;font-size:clamp(27px,2.6vw,38px);font-weight:700}h1 span{color:var(--orange)}.intro{color:#8a927f;margin:0;font-size:12px;line-height:1.8}.feature-notes{color:#8a927f;align-items:center;gap:21px;font-size:10px;display:flex}.feature-notes span+span:before{content:"·";margin-right:21px}.tool-nav{flex-wrap:wrap;gap:7px;margin-bottom:19px;display:flex}.tool-nav button{color:#7f8c76;background:#edf0e7;border-color:#0000;align-items:center;gap:9px;padding:11px 19px;font-size:11px;display:flex}.tool-nav button>span{width:18px;font-size:19px;font-weight:400;line-height:1}.tool-nav button.active{color:#2b7367;background:#e1ecdf;border-color:#c4d6bd}.workspace{border:1px solid var(--border);background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 18px 40px #294e3510}.workspace-head{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:15px;min-height:54px;padding:15px 21px;display:flex}.workspace-head>div{align-items:center;gap:9px;min-width:0;display:flex}.workspace-head strong{font-size:12px}.workspace-head #tool-description{color:#99a38e;margin-left:6px;font-size:9px}.workspace-head>button{color:#8f9f7f;background:0 0;border:0;padding:0;font-size:10px}.workspace-body{grid-template-columns:minmax(0,1fr) 285px;min-height:650px;display:grid}.editor-area{background:#fafbf8;flex-direction:column;min-width:0;display:flex}.editor-columns{flex:1;grid-template-columns:1fr 1fr;min-width:0;display:grid}.editor-pane{background:#fff;flex-direction:column;min-width:0;display:flex;position:relative}.editor-pane:first-child{border-right:1px solid var(--border)}.editor-head{border-bottom:1px solid #e7ecdf;justify-content:space-between;align-items:center;gap:10px;min-height:52px;padding:15px 17px;display:flex}.editor-head>label{font-size:11px;font-weight:550}.editor-head>div{align-items:center;gap:12px;display:flex}.editor-head button{color:#95a48a;background:0 0;border:0;padding:0;font-size:9px}.editor-pane>textarea{resize:vertical;color:#3f594e;tab-size:4;outline-offset:-3px;background:#fff;border:0;border-radius:0;flex:1;width:100%;height:100%;min-height:375px;padding:19px 17px;font-family:Consolas,Microsoft YaHei,monospace;font-size:12px;line-height:1.85}.editor-pane>textarea::placeholder{color:#b5beac;font-size:11px}.output-pane>textarea{background:#f7faf3}.editor-meta{color:#9ca98e;border-top:1px solid #e7ecdf;justify-content:space-between;gap:9px;min-height:39px;padding:12px 17px;font-size:8px;display:flex}.editor-meta>span:first-child{text-overflow:ellipsis;white-space:nowrap;max-width:60%;overflow:hidden}.editor-meta>span:last-child{white-space:nowrap}.output-tag{color:#9bab8c;background:#eef4e7;border:1px solid #e0e9d7;border-radius:4px;padding:4px 7px;font-size:8px}.editor-actions{border-top:1px solid var(--border);background:#fff;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:12px 15px;display:flex}.editor-actions>div{align-items:center;gap:7px;display:flex}.editor-actions button{color:#829873;background:#fafcf7;border-color:#e0e7d7;padding:8px 10px;font-size:9px}.editor-actions #apply-result{color:#517d4f;background:#edf4e7}.editor-actions #undo{color:#99a78c;background:0 0;border-color:#0000}.editor-actions #compare-actions>span{color:#a8b19a;font-size:9px}.download-actions{margin-left:auto}.statistics{border-top:1px solid var(--border);background:#f5f8ef;padding:20px 19px 16px}.statistics-head{color:#869a79;justify-content:space-between;align-items:center;gap:20px;margin-bottom:20px;font-size:10px;display:flex}.statistics-head select{color:#8c9f7a;background:0 0;width:113px;padding:6px;font-size:9px}.stats-grid{grid-template-columns:repeat(4,1fr);gap:22px 18px;display:grid}.stats-grid strong{color:#54784c;font-variant-numeric:tabular-nums;font-size:21px;font-weight:450;display:block}.stats-grid span{color:#a0ad90;margin-top:6px;font-size:9px;display:block}.statistics>p{color:#a7b297;margin:18px 0 0;font-size:8px;line-height:1.8}.settings-panel{border-left:1px solid var(--border);flex-direction:column;min-width:0;display:flex}.settings-panel fieldset{border:0;flex:1;min-width:0;margin:0;padding:0 19px 20px}.panel-title{justify-content:space-between;gap:10px;padding:19px 0 20px;font-size:11px;font-weight:600;display:flex}.panel-title>span{color:#a5ae97;letter-spacing:1px;font-size:8px;font-weight:400}.field-label{color:#8a927f;margin-top:17px;margin-bottom:8px;font-size:10px;display:block}.field-label:first-child{margin-top:0}input[type=text],select{border:1px solid var(--border);color:#496458;background:#fafbf8;border-radius:5px;width:100%;min-width:0;padding:9px;font-size:11px}input[type=checkbox]{accent-color:var(--green);flex-shrink:0;width:14px;height:14px;margin:0}.checkbox-row{color:#8b9d79;align-items:flex-start;gap:8px;margin:0 0 17px;font-size:10px;line-height:1.8;display:flex}.checkbox-row>input{margin-top:2px}.field-note{color:#99a58c;margin:12px 0 0;font-size:9px;line-height:1.9}.first-note{margin:0 0 14px}.settings-divider{border-top:1px solid var(--border);margin:23px 0 0}.export-options{margin-top:17px}.export-options .checkbox-row{margin-bottom:12px;font-size:9px}.process-area{border-top:1px solid var(--border);padding:18px}.process-area>p{color:#8b9e7b;margin:0 0 13px;font-size:9px;line-height:1.8}.process-area>span{color:#a3ad95;text-align:center;margin-top:10px;font-size:8px;display:block}.wide{width:100%;padding:12px}.primary{background:var(--green);border-color:var(--green);color:#fff;font-weight:600}.primary:hover:not(:disabled){color:#fff;background:#0b6058;border-color:#0b6058}.rules{flex-direction:column;gap:12px;display:flex}.rule{background:#fafcf7;border:1px solid #e0e7d7;border-radius:6px;padding:10px}.rule-head{color:#8fa080;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:9px;display:flex}.rule-head button{color:#b29b83;background:0 0;border:0;padding:0 3px;font-size:15px}.rule label{color:#9baa8c;margin:8px 0 5px;font-size:9px;display:block}.rule textarea{resize:vertical;color:#57714d;background:#fff;border:1px solid #dce5d3;border-radius:4px;width:100%;min-width:0;min-height:43px;padding:7px;font-family:Consolas,Microsoft YaHei,monospace;font-size:11px;line-height:1.5;display:block}#add-rule{color:#8b9f79;background:#f5f9ef;border:1px dashed #cdddc0;margin:11px 0 18px;padding:9px;font-size:10px}.workspace-footer{border-top:1px solid var(--border);color:#8d9b81;background:#fff;justify-content:space-between;gap:10px;padding:13px 22px;font-size:8px;display:flex}.workspace-footer>span:first-child:before{content:"●";color:#83a777;margin-right:7px;font-size:6px}.diff-result{border:1px solid var(--border);background:#fff;border-radius:11px;margin-top:23px;padding:23px}.diff-heading{justify-content:space-between;align-items:center;gap:15px;margin-bottom:20px;display:flex}.diff-heading .eyebrow{margin-bottom:7px;font-size:8px}.diff-heading h2{margin:0;font-size:21px;font-weight:500}.diff-counts{flex-wrap:wrap;gap:9px;display:flex}.diff-counts>span{border-radius:4px;padding:7px 10px;font-size:10px}.diff-counts>span:first-child{color:#719561;background:#ebf4e6}.diff-counts>span:nth-child(2){color:#b8876b;background:#f9eee5}.diff-counts>span:nth-child(3){color:#b09d53;background:#f6f2de}.diff-toolbar{border-top:1px solid #e7ecdf;border-bottom:1px solid #e7ecdf;flex-wrap:wrap;align-items:center;gap:17px;padding:13px 0;display:flex}.diff-toolbar .checkbox-row{align-items:center;margin:0;font-size:10px}.diff-toolbar .checkbox-row>input{margin-top:0}#diff-note{color:#99a88c;font-size:9px}.pagination{color:#8c9f7a;align-items:center;gap:11px;margin-left:auto;font-size:9px;display:flex}.pagination button{background:#f8faf4;border-color:#e4ebdc;padding:5px 9px;font-size:12px}.ending-note{color:#b19b60;background:#faf6e6;border-radius:5px;padding:11px 13px;font-size:10px;line-height:1.8}.diff-table-wrap{border:1px solid #dfe7d5;border-radius:6px;margin-top:16px;overflow:auto}.diff-table{border-collapse:collapse;table-layout:fixed;width:100%;font-family:Consolas,Microsoft YaHei,monospace;font-size:11px;line-height:1.8}.diff-table th{text-align:left;color:#829a70;background:#f1f6e9;border-bottom:1px solid #dfe7d5;padding:11px 13px;font-family:Inter,Microsoft YaHei,sans-serif;font-size:10px;font-weight:500}.diff-table th:first-child{border-right:1px solid #dfe7d5}.diff-table td{vertical-align:top;white-space:pre-wrap;overflow-wrap:anywhere;color:#526d49;border-bottom:1px solid #edf1e7;padding:6px 11px}.diff-table td.line-no{color:#a8b598;text-align:right;-webkit-user-select:none;user-select:none;background:#f7faf1;width:45px;padding:6px 8px;font-size:9px}.diff-table td:nth-child(2){border-right:1px solid #dfe7d5}.diff-table tr.removed td:nth-child(2),.diff-table tr.changed td:nth-child(2){color:#956e58;background:#fff0e8}.diff-table tr.added td:nth-child(4),.diff-table tr.changed td:nth-child(4){color:#57804a;background:#edf7e7}.diff-table td.missing{background:repeating-linear-gradient(135deg,#f7f9f2,#f7f9f2 4px,#f1f4eb 4px 6px)!important}.diff-table mark{color:inherit;background:#d5e9bf;border-radius:2px;padding:1px 0}.diff-table tr.changed td:nth-child(2) mark{background:#edc6af}.diff-empty{text-align:center;color:#a2b28f;padding:37px 10px;font-size:12px}.diff-footnote{margin:14px 0 0;font-size:9px}.below{color:#8d9b81;justify-content:space-between;align-items:center;padding:20px 4px 31px;font-size:10px;display:flex}.below button{color:#8d9b81;background:0 0;border:0;padding:0;font-size:10px}.site-footer{color:#a5ac98;border-top:1px solid var(--border);justify-content:space-between;padding:25px 44px;font-size:9px;display:flex}dialog{border:1px solid var(--border);color:inherit;background:#fafbf8;border-radius:12px;width:600px;max-width:calc(100vw - 28px);max-height:88vh;padding:0;box-shadow:0 20px 70px #173a3733}dialog::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#183f3866}.dialog-head{border-bottom:1px solid var(--border);z-index:1;background:#fafbf8;justify-content:space-between;align-items:center;padding:18px 23px;display:flex;position:sticky;top:0}.dialog-head h2{margin:0;font-size:17px}.dialog-head button{background:0 0;border:0;padding:0 4px;font-size:24px;line-height:1}.help-content{padding:5px 23px 24px}.help-content h3{margin:22px 0 9px;font-size:13px}.help-content p{color:#73846e;font-size:12px;line-height:1.9}.help-content .credits{font-size:10px}.credits a{text-decoration:underline}.busy-overlay{z-index:50;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#f3f7f0e8;place-items:center;display:grid;position:fixed;inset:0}.busy-overlay>div{text-align:center;padding:20px}.busy-overlay strong{margin:18px 0 12px;font-size:17px;display:block}.busy-overlay p{color:#82917e;font-size:11px;line-height:1.8}.busy-overlay button{color:#8a9c78;background:0 0;margin-top:10px;font-size:11px}.spinner{border:2px solid #d3dfc9;border-top-color:#14786e;border-radius:50%;width:29px;height:29px;animation:.8s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.toast{color:#fff;z-index:70;white-space:pre-line;background:#1d4842;border-radius:8px;max-width:min(650px,90vw);padding:13px 22px;font-size:12px;line-height:1.8;position:fixed;bottom:25px;left:50%;transform:translate(-50%);box-shadow:0 5px 20px #173a3722}.toast.error{background:#854f3c}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.editor-pane.drag-over{outline-offset:-4px;outline:2px dashed #779f69}.editor-pane.drag-over textarea{background:#edf5e4}@media (width>=1600px){.workspace-body{min-height:710px}.editor-pane>textarea{min-height:440px}.stats-grid{grid-template-columns:repeat(8,1fr);gap:15px}}@media (width<=1180px){.app{padding:30px 24px 0}.site-header{padding:0 24px}.workspace-body{grid-template-columns:minmax(0,1fr) 255px}.settings-panel fieldset{padding-left:15px;padding-right:15px}.feature-notes{display:none}.site-header nav{gap:18px}.privacy{display:none}.editor-head{gap:6px;padding:14px 12px}.editor-head>div{gap:9px}.editor-head button{font-size:8px}.editor-pane>textarea{padding:16px 12px}.editor-meta{padding:12px;font-size:7px}.editor-actions{gap:8px;padding:12px}.editor-actions button{padding:8px;font-size:8px}.stats-grid{gap:20px 13px}.stats-grid strong{font-size:19px}.stats-grid span{font-size:8px}.workspace-footer>span:last-child{display:none}.site-footer{padding:22px 24px}}@media (width<=900px){.workspace-body{grid-template-columns:minmax(0,1fr);min-height:0}.settings-panel{border-left:0;border-top:1px solid var(--border);grid-template-columns:minmax(0,1fr) 200px;display:grid}.process-area{border-top:0;border-left:1px solid var(--border);flex-direction:column;justify-content:center;display:flex}.settings-panel fieldset{padding:0 20px 20px}.editor-pane>textarea{min-height:330px}.editor-head button{font-size:10px}.editor-head{padding:15px}.editor-meta{padding:12px 15px;font-size:8px}.editor-actions button{font-size:10px}.stats-grid{grid-template-columns:repeat(4,1fr)}.stats-grid strong{font-size:21px}.stats-grid span{font-size:9px}.tool-nav button{flex:1;justify-content:center;padding:11px 10px}}@media (width<=600px){.site-header{gap:10px;height:70px;padding:0 16px}.brand{gap:8px;font-size:13px}.brand-mark{width:30px;height:33px;font-size:18px}.brand-mark>span{font-size:13px}.brand small{font-size:8px}.site-header nav a{display:none}.site-header nav{gap:0}.site-header nav button{font-size:10px}.app{padding:28px 12px 0}.heading{margin-bottom:21px}.eyebrow{letter-spacing:2px;margin-bottom:12px;font-size:8px}h1{letter-spacing:-1px;margin-bottom:9px;font-size:26px}.intro{font-size:10px}.tool-nav{gap:5px;margin-bottom:15px}.tool-nav button{flex:0 0 calc(33.3333% - 3.33333px);gap:6px;padding:10px 4px;font-size:10px}.tool-nav button>span{width:16px;font-size:17px}.workspace{border-radius:10px}.workspace-head{min-height:50px;padding:13px}.workspace-head strong{font-size:11px}.workspace-head #tool-description{display:none}.workspace-head>button{font-size:9px}.editor-columns{flex-direction:column;display:flex}.editor-pane:first-child{border-right:0;border-bottom:1px solid var(--border)}.editor-head{min-height:47px;padding:13px 14px}.editor-head>label{font-size:11px}.editor-head>div{gap:15px}.editor-head button{font-size:10px}.editor-pane>textarea{flex:none;height:260px;min-height:240px;padding:15px 14px;font-size:13px;line-height:1.9}.editor-pane>textarea::placeholder{font-size:11px}.editor-meta{padding:11px 14px;font-size:8px}.editor-meta>span:first-child{max-width:58%}.editor-actions{flex-wrap:wrap;gap:11px;padding:13px 12px}.editor-actions>div{gap:5px}.editor-actions button{padding:8px 9px;font-size:9px}.download-actions{margin-left:0}.statistics{padding:18px 14px}.statistics-head{margin-bottom:19px;font-size:10px}.stats-grid{grid-template-columns:repeat(4,1fr);gap:22px 10px}.stats-grid strong{font-size:19px}.stats-grid span{font-size:8px}.statistics>p{font-size:8px;line-height:1.8}.settings-panel{display:block}.settings-panel fieldset{padding:0 16px 19px}.panel-title{padding:18px 0;font-size:11px}.field-label{font-size:11px}input[type=text],select{padding:11px;font-size:13px}.checkbox-row{margin-bottom:18px;font-size:11px}.checkbox-row input{width:15px;height:15px;margin-top:3px}.field-note{font-size:10px}.export-options .checkbox-row{font-size:11px}.process-area{border-left:0;border-top:1px solid var(--border);padding:17px 16px}.process-area>p{font-size:10px}.process-area>span{font-size:9px}.workspace-footer{padding:13px 14px;font-size:8px}.rule textarea{min-height:48px;padding:9px;font-size:13px}.rule label,.rule-head{font-size:10px}.rule-head button{padding:2px 5px;font-size:19px}#add-rule{padding:10px;font-size:11px}.diff-result{margin-top:19px;padding:18px 12px}.diff-heading{flex-direction:column;align-items:flex-start;gap:13px;margin-bottom:15px}.diff-heading h2{font-size:18px}.diff-counts{gap:6px}.diff-counts>span{padding:6px 9px;font-size:9px}.diff-toolbar{gap:12px}.diff-toolbar .checkbox-row{font-size:10px}.pagination{gap:8px;margin-left:auto}.pagination button{padding:7px 10px;font-size:12px}#diff-note{max-width:155px;font-size:8px}.diff-table{font-size:10px}.diff-table th{padding:10px 8px;font-size:10px}.diff-table td{padding:6px 7px}.diff-table td.line-no{padding:6px 4px;font-size:8px}.diff-footnote{font-size:9px}.ending-note{padding:10px;font-size:10px}.below{padding:19px 3px 25px;font-size:9px}.below button{font-size:9px}.site-footer{padding:19px 16px;font-size:8px}.help-content p{font-size:11px}.toast{width:max-content;font-size:11px}}.line-col{width:42px}@media (width<=600px){.line-col{width:25px}}@media (prefers-reduced-motion:reduce){*{transition:none!important}.spinner{animation-duration:2s}}
