:root{color-scheme:light;--bg: #f5f6f8;--panel: #ffffff;--border: #dde1e8;--text: #1a1d29;--muted: #6b7280;--accent: #1e2761;--accent-hover: #141b45;--danger: #b0475a}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,Segoe UI,Roboto,Arial,sans-serif;font-size:14px}.app-shell{max-width:1400px;margin:0 auto;padding:24px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.topbar h1{font-size:20px;margin:0}.btn{background:var(--accent);color:#fff;border:none;border-radius:6px;padding:8px 14px;font-size:13px;cursor:pointer}.btn:hover{background:var(--accent-hover)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:transparent;color:var(--accent);border:1px solid var(--border)}.btn-secondary:hover{background:#eef0f5}.panel{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:20px}.signin-screen{min-height:100vh;display:flex;align-items:center;justify-content:center}.signin-card{width:360px;text-align:center}.signin-card h1{font-size:22px;margin-bottom:6px}.signin-card p{color:var(--muted);font-size:13px;margin-bottom:20px}.error-text{color:var(--danger);font-size:12px;margin-top:10px}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);white-space:nowrap}th{color:var(--muted);font-weight:600;cursor:pointer;-webkit-user-select:none;user-select:none}th:hover{color:var(--text)}tr:hover td{background:#fafbfc}.row-clickable{cursor:pointer}.mono{font-family:Courier New,Courier,monospace}.muted{color:var(--muted)}.table-wrap{overflow-x:auto}.pagination{display:flex;gap:8px;justify-content:flex-end;margin-top:16px;align-items:center}.modal-backdrop{position:fixed;inset:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--panel);border-radius:10px;width:90vw;max-width:640px;max-height:85vh;overflow:auto;padding:24px}.modal h2{margin-top:0;font-size:16px;font-family:Courier New,Courier,monospace}.field{margin-bottom:12px}.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.field input,.field textarea{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:13px;font-family:inherit}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.section-title{font-size:13px;font-weight:600;margin:20px 0 8px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}