:root{color-scheme:light;font-family:Segoe UI,Helvetica Neue,Helvetica,Arial,sans-serif;--bg: #f4f6fb;--panel: #ffffff;--text: #19202b;--muted: #5d6a7e;--accent: #0f5dbb;--line: #d7dfeb;--error-bg: #ffe8e8;--error-text: #8d0e0e}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top right,#dfe8ff,#f4f6fb 52%,#ebf5f7);color:var(--text)}.app-shell{padding:20px;max-width:100%}.top-panel h1{margin:0}.top-panel p{margin-top:6px;color:var(--muted)}.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px;margin-top:14px;box-shadow:0 6px 20px #101e360d}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px}label{display:flex;flex-direction:column;font-size:12px;gap:4px;color:var(--muted)}input,select,button{font:inherit}input,select{border:1px solid var(--line);border-radius:8px;padding:8px 10px;color:var(--text);background:#fff}.checkbox-field{align-self:center;flex-direction:row;gap:8px;margin-top:18px}.action-row,.bulk-row,.status-bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:12px}.top-actions{margin-top:0;margin-bottom:12px}.column-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:8px 12px;margin-top:10px;border:1px solid var(--line);border-radius:8px;padding:10px;max-height:220px;overflow:auto;background:#fbfcff}.column-option{display:flex;flex-direction:row;align-items:center;gap:8px;color:var(--text)}button{border:1px solid transparent;border-radius:8px;padding:8px 12px;background:var(--accent);color:#fff;cursor:pointer}button:disabled{opacity:.6;cursor:not-allowed}.muted{color:var(--muted)}.table-panel{padding-bottom:8px}.status-bar{justify-content:space-between;color:var(--muted);font-size:13px;margin-bottom:8px}.error-box{margin-bottom:8px;background:var(--error-bg);color:var(--error-text);border:1px solid #f7b8b8;padding:8px 10px;border-radius:8px;white-space:pre-wrap}.table-wrap{max-height:64vh;overflow:auto;border:1px solid var(--line);border-radius:8px;position:relative}.grid-header{position:sticky;top:0;display:grid;background:#eaf0f8;z-index:2;border-bottom:1px solid var(--line);width:max-content;min-width:100%}.grid-body{position:relative;width:max-content;min-width:100%}.grid-row,.grid-empty{display:grid;position:absolute;left:0;width:max-content;min-width:100%}.grid-row{height:42px}.grid-cell{border-bottom:1px solid var(--line);border-right:1px solid var(--line);padding:6px 8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;background:#fff;display:flex;align-items:center;min-width:0}.grid-row:nth-child(2n) .grid-cell{background:#fbfcff}.grid-header-cell{font-weight:600;background:#eaf0f8}.grid-cell-checkbox,.grid-cell-actions{justify-content:center}.grid-empty{position:static}.cf-input{min-width:0;width:100%}@media(max-width:820px){.app-shell{padding:12px}.status-bar{flex-direction:column;align-items:flex-start}}