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12px}.theme-title{font-weight:700}.theme-tip{color:#cfcfcf;margin-top:2px;font-size:13px}.theme-ex{color:var(--muted);margin-top:4px;font-size:12px}.blunder-chip{color:#ff7a6e;font-size:11px;font-weight:800}.source-toggle{border:1px solid var(--border);border-radius:8px;gap:0;display:flex;overflow:hidden}.source-toggle button{background:var(--panel-2);border:0;border-radius:0;padding:5px 10px;font-size:12px}.source-toggle button.active{background:var(--accent-2);color:#fff}.freq{flex-direction:column;gap:3px;margin-top:8px;font-size:12px;display:flex}.freq-row{grid-template-columns:54px 1fr 40px;align-items:center;gap:8px;display:grid}.freq-bar{background:#3a3d43;border-radius:3px;height:6px;overflow:hidden}.freq-bar>div{background:var(--blue);height:100%}.freq-row.played{color:var(--text);font-weight:700}.tag.faced{color:#8cc4f2;background:#23384a}.backup-box{background:var(--panel-2);border-radius:8px;padding:10px 12px}.file-btn{cursor:pointer;background:var(--panel-2);border:1px solid var(--border);border-radius:8px;padding:4px 9px;font-size:13px;display:inline-block}.file-btn:hover{background:#383c42;border-color:#4a4e55}