:root{
  --bg:#0b0f14;--panel:#10161d;--panel-2:#0f141a;--text:#e6edf3;--muted:#9aa7b0;--primary:#4aa3ff;--secondary:#2b3a4a;--accent:#58d68d;--warn:#ffd166;--danger:#ff6b6b;--border:#1f2a36
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif}
.container{max-width:1200px;margin:0 auto;padding:24px}
.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.header h1{font-size:20px;margin:0}
.header-actions{display:flex;gap:8px}
.btn{background:var(--primary);border:0;color:#fff;padding:8px 12px;border-radius:6px;cursor:pointer}
.btn:hover{filter:brightness(1.1)}
.btn:disabled{opacity:.6;cursor:not-allowed}
.btn-secondary{background:var(--secondary)}
.btn-danger{background:var(--danger)}
.btn-sm{padding:6px 10px;font-size:12px}
.tabs{display:flex;gap:8px;margin:12px 0}
.tab{background:var(--panel);border:1px solid var(--border);color:var(--text);padding:8px 12px;border-radius:6px;cursor:pointer}
.tab.active{background:var(--primary)}
.tab-panels{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:16px}
.tab-panel{display:none}
.tab-panel.active{display:block}
.drop-area{border:2px dashed var(--border);border-radius:8px;padding:24px;text-align:center;background:var(--panel-2)}
.upload-row{display:flex;gap:10px;align-items:center;justify-content:center;flex-wrap:wrap}
.upload-row #fileElem{display:none}
.progress{margin-top:12px;background:#0b0f14;border:1px solid var(--border);border-radius:6px;height:10px;overflow:hidden}
.progress-bar{background:var(--primary);height:100%;transition:width .2s}
.muted{color:var(--muted)}
.structure{margin-top:12px;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}
.card{background:var(--panel-2);border:1px solid var(--border);border-radius:8px;padding:10px}
.controls{display:flex;gap:12px;flex-wrap:wrap;align-items:end}
 .controls--secondary{margin-top:6px}
.checkbox-row{display:flex;flex-direction:row;align-items:center;gap:8px;white-space:nowrap}
label{display:flex;flex-direction:column;gap:6px}
select,input[type=text],textarea{background:#0b0f14;border:1px solid var(--border);color:var(--text);border-radius:6px;padding:8px}
textarea#json-input, textarea#whitelist-text{width:100%;min-height:160px}
.search-label{margin-left:auto}
.english-value{margin:12px 0;padding:10px;background:#0b0f14;border:1px solid var(--border);border-radius:6px}
.values-grid{margin-top:8px;display:grid;grid-template-columns:140px 1fr;gap:6px 12px}
.values-grid .lang{color:var(--muted)}
.json-editor .actions{display:flex;gap:8px;margin-top:8px}
.preview{margin-top:10px;padding:10px;background:#0b0f14;border:1px dashed var(--border);border-radius:6px}
.code-sample{background:#0b0f14;border:1px solid var(--border);padding:8px;border-radius:6px;overflow:auto}
.status-grid{display:grid;gap:8px;align-items:stretch;overflow:auto;position:relative}
.status-grid .cell{white-space:nowrap}
.status-grid .lang-col{max-width:40px;width:40px;text-align:center}
.cell.sticky-top{position:sticky;top:0;background:var(--panel);z-index:3}
.cell.sticky-left{position:sticky;left:0;background:var(--panel);z-index:2}
.cell.sticky-left.sticky-top{z-index:4}
.cell.neutral{background:#0b0f14;border:1px solid var(--border)}
.status-grid .cell{padding:8px;border-radius:6px;border:1px solid var(--border);background:var(--panel-2);cursor:pointer}
.status-grid .head{background:#0b0f14;font-weight:600}
.cell.green{background:rgba(88,214,141,.18)}
.cell.yellow{background:rgba(255,209,102,.18)}
.cell.red{background:rgba(255,107,107,.18)}
.footer{margin-top:16px;text-align:center}
.compare-table{margin-top:16px}
.compare-table-grid{display:grid;grid-template-columns:minmax(180px,1fr) minmax(220px,1fr) minmax(220px,1fr);gap:6px}
.compare-cell{padding:8px;border-radius:6px;border:1px solid var(--border);background:var(--panel-2);white-space:pre-wrap;word-break:break-word}
.compare-head{background:var(--panel);font-weight:600}
.compare-cell.diff{background:rgba(255,107,107,.14);border-color:var(--danger)}
.compare-summary{margin:12px 0}
.manual-feedback{margin-top:8px}
.manual-edit-grid{display:flex;flex-direction:column;gap:10px;margin-top:12px}
.manual-edit-row{display:grid;grid-template-columns:minmax(160px,1fr) minmax(320px,3fr) auto;gap:12px;padding:12px;border:1px solid var(--border);border-radius:8px;background:var(--panel-2);align-items:stretch}
.manual-key{font-weight:600;word-break:break-word}
.manual-value-wrap{display:flex;flex-direction:column;height:100%}
.manual-value{flex:1 1 auto;width:100%;min-height:120px;resize:both}
.manual-actions{display:flex;gap:8px;flex-wrap:wrap;align-self:center}
.manual-status{font-size:12px;color:var(--muted);margin-top:6px}
.settings-panel .actions{display:flex;gap:8px;align-self:end}
.usage-controls{margin-top:16px}
.usage-actions{display:flex;gap:8px;align-items:center}
.usage-summary{margin-top:8px}
.usage-list{margin-top:12px;display:flex;flex-direction:column;gap:10px}
.usage-row{display:grid;grid-template-columns:minmax(220px,2fr) minmax(70px,auto) minmax(220px,3fr);gap:12px;padding:12px;border:1px solid var(--border);border-radius:8px;background:var(--panel-2)}
.usage-row.unused{opacity:.7}
.usage-key{font-weight:600;word-break:break-word}
.usage-count{font-weight:600;text-align:right}
.usage-files{color:var(--muted);white-space:pre-line}
.usage-feedback{margin-top:6px}
@media (max-width:700px){.status-grid{grid-template-columns:1fr}}
@media (max-width:700px){
  .usage-row{grid-template-columns:1fr;gap:8px}
  .usage-count{text-align:left}
}