:root{--bg: #f4f6f9;--panel: #ffffff;--border: #e3e8ef;--text: #1a2230;--muted: #6b7685;--primary: #2563eb;--primary-d: #1d4ed8;--danger: #dc2626;--ok: #16a34a;--warn: #f59e0b;--zebra: #f1f4f8;--radius: 10px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px}.center{display:flex;align-items:center;justify-content:center;min-height:100vh}.muted{color:var(--muted)}.layout{display:flex;min-height:100vh}.sidebar{width:230px;background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:16px 12px;position:sticky;top:0;height:100vh}.brand{font-size:18px;font-weight:700;padding:8px 10px 18px;display:block;color:inherit;text-decoration:none;cursor:pointer}.brand:hover{opacity:.7}.sidebar nav{display:flex;flex-direction:column;gap:2px;flex:1}.navlink{padding:10px 12px;border-radius:8px;color:var(--text);text-decoration:none;font-weight:500}.navlink:hover{background:var(--bg)}.navlink.active{background:#e8effe;color:var(--primary-d)}.sidebar-foot{border-top:1px solid var(--border);padding-top:12px}.user-chip{font-size:13px;padding:6px 10px;color:var(--muted);display:flex;align-items:center;gap:6px}.badge-admin{background:#fde68a;color:#92400e;font-size:10px;font-weight:700;padding:1px 6px;border-radius:6px}.btn-link{background:none;border:none;color:var(--danger);cursor:pointer;padding:6px 10px;font-size:13px}.content{flex:1;padding:28px 32px;max-width:1100px}h1{font-size:22px;margin:0 0 20px}h2{font-size:16px;margin:24px 0 12px}.panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:16px}.row{display:flex;align-items:center;justify-content:space-between;gap:12px}.btn{background:var(--primary);color:#fff;border:none;padding:9px 16px;border-radius:8px;font-weight:600;cursor:pointer;font-size:14px}.btn:hover{background:var(--primary-d)}.btn:disabled{opacity:.5;cursor:default}.btn.secondary{background:var(--bg);color:var(--text);border:1px solid var(--border)}.btn.danger{background:var(--danger)}.btn.sm{padding:5px 10px;font-size:13px}input,textarea,select{font:inherit;padding:9px 11px;border:1px solid var(--border);border-radius:8px;width:100%;background:#fff;color:var(--text)}textarea{resize:vertical;min-height:130px}label{display:block;font-size:13px;color:var(--muted);margin-bottom:5px}.banner-danger{background:var(--danger);color:#fff;padding:14px 16px;border-radius:var(--radius);margin-bottom:16px;cursor:pointer;display:flex;align-items:center;gap:10px;border:none;width:100%;text-align:left}.cat-row{display:flex;justify-content:space-between;padding:12px 4px;border-bottom:1px solid var(--border);cursor:pointer}.cat-row:last-child{border-bottom:none}.cat-name{font-weight:600}.cat-name.unassigned{color:var(--warn)}.firm-row{display:flex;justify-content:space-between;padding:6px 4px 6px 22px;color:var(--muted);font-size:13px}.sum{font-variant-numeric:tabular-nums;font-weight:600}.sum.neg{color:var(--danger)}.total-row{padding-bottom:14px;margin-bottom:8px;border-bottom:2px solid var(--border)}.total-row h2{font-size:19px}.total-sum{font-size:22px;font-weight:700;font-variant-numeric:tabular-nums}.badge{font-size:11px;font-weight:600;padding:2px 8px;border-radius:20px}.badge.green{background:#dcfce7;color:#166534}.badge.red{background:#fee2e2;color:#991b1b}.badge.orange{background:#fef3c7;color:#92400e}.badge.gray{background:#eef1f5;color:#475569}.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}.login-card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:32px;width:360px;box-shadow:0 8px 30px #0000000f}.login-card h1{text-align:center}.field{margin-bottom:14px}.error{color:var(--danger);font-size:13px;margin:8px 0}.qr-box{display:flex;justify-content:center;padding:16px;background:#fff;border-radius:10px;border:1px solid var(--border);margin:10px 0}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--border)}th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.03em}code{font-family:ui-monospace,monospace;font-size:12px}.cat-row:nth-child(2n),.balance-group:nth-child(2n),tbody tr:nth-child(2n){background:var(--zebra)}.modal-overlay{position:fixed;inset:0;background:#0006;display:flex;align-items:center;justify-content:center;padding:20px;z-index:100}.modal{background:var(--panel);border-radius:14px;padding:24px;width:480px;max-width:100%;max-height:85vh;overflow-y:auto;box-shadow:0 12px 40px #0003}