.rx-app{display:flex;flex-direction:column;height:100%;background:var(--surface);border-radius:var(--radius);border:1px solid var(--border);overflow:hidden;}.rx-header{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;background:var(--surface);border-bottom:1px solid var(--border);gap:12px;flex-wrap:wrap;}.rx-header-left{display:flex;align-items:center;gap:12px;}.rx-header-right{display:flex;align-items:center;gap:8px;}.rx-title{font-size:15px;font-weight:700;color:var(--text);}.rx-input-row{display:flex;align-items:center;gap:8px;padding:12px 20px;background:var(--surface-2);border-bottom:1px solid var(--border);flex-wrap:wrap;}.rx-regex-wrap{flex:1;min-width:200px;display:flex;align-items:center;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;transition:border-color 0.15s;}.rx-regex-wrap:focus-within{border-color:var(--accent);}.rx-regex-slash{padding:0 8px;color:var(--accent);font-family:var(--font-mono);font-size:16px;font-weight:700;user-select:none;}.rx-regex-input{flex:1;border:none;background:transparent;color:var(--text);font-family:var(--font-mono);font-size:13px;padding:8px 0;outline:none;}.rx-regex-input::placeholder{color:var(--text-muted);opacity:0.5;}.rx-flags{display:flex;gap:4px;}.rx-flag-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border:1px solid var(--border);background:var(--surface);color:var(--text-muted);font-family:var(--font-mono);font-size:13px;font-weight:600;cursor:pointer;border-radius:var(--radius-sm);transition:all 0.15s;}.rx-flag-btn:hover{border-color:var(--accent);color:var(--text);}.rx-flag-btn.active{background:var(--accent);border-color:var(--accent);color:#080b14;}.rx-main{display:grid;grid-template-columns:1fr 1fr;gap:0;flex:1;overflow:hidden;min-height:0;}.rx-panel{display:flex;flex-direction:column;overflow:hidden;min-height:0;}.rx-panel:first-child{border-right:1px solid var(--border);}.rx-panel-header{display:flex;align-items:center;justify-content:space-between;padding:8px 16px;border-bottom:1px solid var(--border);background:var(--surface-2);}.rx-panel-title{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:0.5px;color:var(--text-muted);}.rx-textarea{width:100%;flex:1;background:var(--bg);color:var(--text);border:none;padding:16px;font-family:var(--font-mono);font-size:13px;line-height:1.7;resize:none;outline:none;tab-size:2;min-height:0;}.rx-textarea::placeholder{color:var(--text-muted);opacity:0.5;}.rx-results-wrap{flex:1;overflow:auto;background:var(--bg);padding:16px;}.rx-match-info{padding:8px 12px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;margin-bottom:12px;}.rx-match-info.success{background:rgba(0,255,170,0.1);color:var(--green);border:1px solid rgba(0,255,170,0.2);}.rx-match-info.error{background:rgba(255,51,102,0.1);color:var(--red);border:1px solid rgba(255,51,102,0.2);}.rx-match-info.empty{background:var(--surface-2);color:var(--text-muted);border:1px solid var(--border);}.rx-match-table{width:100%;border-collapse:collapse;font-size:13px;}.rx-match-table th{text-align:left;padding:8px 12px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:0.5px;color:var(--text-muted);border-bottom:1px solid var(--border);background:var(--surface-2);}.rx-match-table td{padding:8px 12px;border-bottom:1px solid var(--border);color:var(--text);font-family:var(--font-mono);font-size:12px;}.rx-match-table tr:last-child td{border-bottom:none;}.rx-match-table tr:hover td{background:var(--surface-2);}.rx-match-value{color:var(--accent);font-weight:500;}.rx-match-index{color:var(--text-muted);}.rx-group-badge{display:inline-block;padding:2px 8px;background:var(--accent-light);color:var(--accent);border-radius:4px;font-size:11px;margin:1px 3px;}.rx-highlighted{font-family:var(--font-mono);font-size:13px;line-height:1.7;white-space:pre-wrap;word-break:break-all;color:var(--text);}.rx-highlight-match{background:rgba(0,212,255,0.2);border-bottom:2px solid var(--accent);padding:1px 0;}.rx-status-bar{padding:6px 16px;border-top:1px solid var(--border);background:var(--surface-2);display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--text-muted);}.rx-empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;color:var(--text-muted);gap:8px;padding:40px;text-align:center;}.rx-empty-state svg{opacity:0.3;margin-bottom:8px;}.rx-empty-state p{font-size:14px;}.rx-empty-state .rx-hint{font-size:12px;opacity:0.6;}@media (max-width:768px){.rx-main{grid-template-columns:1fr;grid-template-rows:1fr 1fr;}.rx-panel:first-child{border-right:none;border-bottom:1px solid var(--border);}.rx-input-row{flex-direction:column;align-items:stretch;}}