:root{color-scheme:light;--border: #d8dde3;--bg: #f4f6f8;--panel: #ffffff;--accent: #2563eb;--accent-light: #dbeafe;--text: #1f2933;--text-muted: #64748b;--highlight: #fff3a3;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}mark{background:var(--highlight);padding:0 1px;border-radius:2px}.app{display:flex;flex-direction:column;height:100vh}.topbar{display:flex;align-items:center;gap:10px;padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--border)}.topbar h1{font-size:16px;margin:0 16px 0 0;white-space:nowrap}.search-input{flex:1;padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px}.btn{padding:8px 14px;border-radius:6px;border:1px solid var(--border);background:var(--panel);cursor:pointer;font-size:13px}.btn:hover{background:#f1f5f9}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover{background:#1d4ed8}.btn.toggle.active{background:var(--accent-light);border-color:var(--accent);color:var(--accent)}.index-status{font-size:12px;color:var(--text-muted);white-space:nowrap}.layout{flex:1;display:grid;min-height:0}.panel{overflow-y:auto;background:var(--panel)}.filters-col{position:relative;border-right:1px solid var(--border);overflow-y:auto;background:var(--panel)}.collapse-toggle{position:sticky;top:0;z-index:1;width:100%;border:none;background:#f1f5f9;border-bottom:1px solid var(--border);cursor:pointer;padding:6px 0;font-size:12px;color:var(--text-muted)}.collapse-toggle:hover{background:#e2e8f0}.resize-handle{cursor:col-resize;background:transparent;position:relative}.resize-handle:after{content:"";position:absolute;top:0;bottom:0;left:2px;width:2px;background:var(--border)}.resize-handle:hover:after{background:var(--accent)}.filters-panel{padding:14px}.filters-panel h3{font-size:12px;text-transform:uppercase;color:var(--text-muted);margin:16px 0 6px}.filters-panel h3:first-child{margin-top:0}.filters-panel input[type=text],.filters-panel input[type=date],.filters-panel input[type=number]{width:100%;padding:6px 8px;border:1px solid var(--border);border-radius:4px;font-size:13px;margin-bottom:6px}.filters-panel label.checkbox{display:flex;align-items:center;gap:6px;font-size:13px;padding:2px 0}.size-range,.date-range{display:flex;gap:6px;align-items:center}.results-panel{display:flex;flex-direction:column;min-width:0}.bulk-bar{display:flex;align-items:center;gap:10px;padding:8px 12px;border-bottom:1px solid var(--border);background:#fafbfc;font-size:13px;flex-wrap:wrap}.bulk-bar .spacer{flex:1}.results-table-wrap{flex:1;overflow:auto}table.results{width:100%;border-collapse:collapse;font-size:13px;table-layout:fixed}table.results th{position:sticky;top:0;background:#f8fafc;text-align:left;padding:6px 8px;border-bottom:1px solid var(--border);white-space:nowrap;-webkit-user-select:none;user-select:none;overflow:hidden}th.resizable-th{position:relative;padding-right:12px}th .th-label{cursor:pointer;display:block;overflow:hidden;text-overflow:ellipsis}.col-resize-handle{position:absolute;top:0;right:0;bottom:0;width:8px;cursor:col-resize}.col-resize-handle:hover{background:var(--accent-light)}table.results td{padding:6px 8px;border-bottom:1px solid #eef1f4;vertical-align:top}table.results tr.selected{background:var(--accent-light)}table.results tr:hover{background:#f5f8ff}.file-name-cell{cursor:pointer;font-weight:500;color:var(--accent)}.path-cell{color:var(--text-muted);max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.snippet-cell{color:var(--text-muted);max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.quick-actions button{border:none;background:none;cursor:pointer;padding:2px 4px;font-size:13px}table.results.dragging{-webkit-user-select:none;user-select:none}.context-menu{position:fixed;z-index:1000;background:var(--panel);border:1px solid var(--border);border-radius:6px;box-shadow:0 4px 16px #00000026;padding:4px;min-width:190px;font-size:13px}.context-menu-item{display:block;width:100%;text-align:left;padding:7px 10px;border:none;background:none;border-radius:4px;cursor:pointer;font-size:13px;color:var(--text)}.context-menu-item:hover:not(:disabled){background:#f1f5f9}.context-menu-item:disabled{color:var(--text-muted);cursor:default}.context-menu-item.danger{color:#dc2626}.context-menu-divider{height:1px;background:var(--border);margin:4px 2px}.pagination{display:flex;align-items:center;gap:8px;padding:8px 12px;border-top:1px solid var(--border);font-size:13px}.preview-panel{border-left:1px solid var(--border);display:flex;flex-direction:column;min-height:0}.preview-header{padding:10px 12px;border-bottom:1px solid var(--border)}.preview-header .fname{font-weight:600;font-size:13px;word-break:break-all}.preview-nav{display:flex;align-items:center;gap:8px;margin-top:8px}.preview-nav .counter{font-size:12px;color:var(--text-muted);min-width:46px;text-align:center}.preview-subsearch{width:100%;padding:5px 8px;border:1px solid var(--border);border-radius:4px;font-size:12px;margin-top:8px}.preview-body{flex:1;overflow-y:auto;padding:8px 12px}.match-item{padding:6px 8px;border-radius:4px;margin-bottom:4px;font-size:12.5px;cursor:pointer;border:1px solid transparent}.match-item .line-no{color:var(--text-muted);margin-right:6px}.match-item.active{border-color:var(--accent);background:var(--accent-light)}.preview-footer{padding:8px 12px;border-top:1px solid var(--border);display:flex;gap:8px}.empty-state{color:var(--text-muted);font-size:13px;padding:24px;text-align:center}.login-page{height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.login-box{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:28px 32px;width:320px;display:flex;flex-direction:column;gap:12px;box-shadow:0 2px 12px #0000000f}.login-box h1{font-size:18px;margin:0 0 8px;text-align:center}.login-box label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--text-muted)}.login-box label.checkbox{flex-direction:row;align-items:center;gap:8px;color:var(--text)}.login-box input[type=text],.login-box input[type=password]{padding:8px 10px;border:1px solid var(--border);border-radius:4px;font-size:14px}.login-box .btn{margin-top:8px;width:100%;padding:10px}.login-error{color:#dc2626;font-size:13px}