:root{--primary:#1f4e79;--primary-light:#2b6da8;--primary-bg:#e8f0f8;--success:#2d8b4e;--warning:#d4880f;--danger:#c0392b;--gray-50:#f8f9fa;--gray-100:#f0f2f5;--gray-200:#e4e7eb;--gray-300:#cbd0d6;--gray-500:#8b95a1;--gray-700:#4a5568;--gray-900:#1a1c23;--radius:8px;--shadow:0 2px 8px #00000014;--shadow-lg:0 8px 24px #0000001f}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--gray-900);background:#f0f2f5;min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}.header{background:linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);color:#fff;z-index:100;justify-content:space-between;align-items:center;padding:16px 32px;display:flex;position:sticky;top:0;box-shadow:0 2px 8px #00000026}.header h1{letter-spacing:2px;font-size:20px;font-weight:600}.header .subtitle{opacity:.85;margin-left:16px;font-size:12px}.header-left{align-items:baseline;display:flex}.header-right{align-items:center;gap:16px;display:flex}.header-time,.header-user{opacity:.85;font-size:13px}.header-logout-btn{color:#fff;cursor:pointer;background:#ffffff26;border:1px solid #ffffff4d;border-radius:6px;padding:6px 14px;font-size:12px;transition:all .15s}.header-logout-btn:hover{background:#ffffff40;border-color:#ffffff80}.container{max-width:1500px;margin:0 auto;padding:20px 24px}.stats-row{grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px;display:grid}.stat-card{border-radius:var(--radius);box-shadow:var(--shadow);cursor:default;background:#fff;align-items:center;gap:14px;padding:18px 20px;transition:transform .15s;display:flex}.stat-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.stat-icon{border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;font-size:20px;display:flex}.stat-icon.blue{color:var(--primary);background:#e8f0f8}.stat-icon.green{color:var(--success);background:#e8f5ec}.stat-icon.orange{color:var(--warning);background:#fff3e0}.stat-icon.red{color:var(--danger);background:#fdedec}.stat-info .stat-value{color:var(--gray-900);font-size:22px;font-weight:700}.stat-info .stat-label{color:var(--gray-500);margin-top:2px;font-size:12px}.toolbar{border-radius:var(--radius);box-shadow:var(--shadow);background:#fff;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:16px;padding:16px 20px;display:flex}.toolbar-tabs{align-items:center;gap:6px;display:flex}.toolbar-left{flex:1;align-items:center;gap:10px;min-width:0;display:flex}.toolbar-left .toolbar-search{border:1px solid var(--gray-300);border-radius:6px;outline:none;width:220px;height:38px;padding:0 14px;font-size:13px;transition:border-color .2s}.toolbar-left .toolbar-search:focus{border-color:var(--primary)}.toolbar-right{flex-shrink:0;align-items:center;gap:8px;display:flex}.toolbar .search-box{flex:1;min-width:220px;position:relative}.toolbar .search-box input{border:1px solid var(--gray-300);border-radius:6px;outline:none;width:100%;height:38px;padding:0 14px 0 36px;font-size:13px;transition:border-color .2s}.toolbar .search-box input:focus{border-color:var(--primary)}.toolbar .search-box .search-icon{color:var(--gray-500);font-size:14px;position:absolute;top:50%;left:12px;transform:translateY(-50%)}.toolbar select{border:1px solid var(--gray-300);cursor:pointer;appearance:none;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238B95A1' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") right 10px center no-repeat;border-radius:6px;outline:none;height:38px;padding:0 32px 0 10px;font-size:13px}.toolbar select:focus{border-color:var(--primary)}.toolbar input[type=date]{border:1px solid var(--gray-300);height:38px;color:var(--gray-700);border-radius:6px;outline:none;padding:0 10px;font-size:13px}.toolbar input[type=date]:focus{border-color:var(--primary)}.btn{cursor:pointer;white-space:nowrap;border:none;border-radius:6px;align-items:center;gap:6px;height:38px;padding:0 18px;font-size:13px;font-weight:500;text-decoration:none;transition:all .15s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-light)}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#23763e}.btn-outline{color:var(--primary);border:1px solid var(--primary);background:#fff}.btn-outline:hover{background:var(--primary-bg)}.btn-danger{color:var(--danger);border:1px solid var(--danger);background:#fff}.btn-danger:hover{background:#fdedec}.btn-sm{height:30px;padding:0 12px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.page-wrapper{flex-direction:column;gap:16px;display:flex}.card{border-radius:var(--radius);box-shadow:var(--shadow);background:#fff;padding:20px;overflow:hidden}.table-container{border-radius:var(--radius);box-shadow:var(--shadow);background:#fff;overflow:hidden}.table-wrapper{overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:1400px}table thead th{background:var(--primary);color:#fff;text-align:center;white-space:nowrap;z-index:1;padding:12px 8px;font-size:12px;font-weight:500;position:sticky;top:0}table thead th:first-child{border-radius:var(--radius) 0 0 0}table thead th:last-child{border-radius:0 var(--radius) 0 0}table tbody td{border-bottom:1px solid var(--gray-100);text-align:center;vertical-align:middle;padding:10px 8px;font-size:13px}table tbody tr:hover{background:var(--gray-50)}table tbody tr:last-child td{border-bottom:none}.text-left{text-align:left!important}.text-right{text-align:right!important}.text-mono{font-family:SF Mono,Consolas,monospace;font-size:12px}.amount{color:var(--gray-900);font-weight:600}.tax-amount{color:var(--danger);font-weight:500}.total-amount{color:var(--primary);font-weight:700}.badge{border-radius:10px;padding:2px 8px;font-size:11px;font-weight:500;display:inline-block}.badge-expense{color:var(--danger);background:#fdedec}.badge-income{color:var(--success);background:#e8f5ec}.actions-cell{justify-content:center;gap:6px;display:flex}.icon-btn{cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;width:28px;height:28px;font-size:14px;transition:all .15s;display:inline-flex}.icon-btn.edit{color:var(--primary)}.icon-btn.edit:hover{background:var(--primary-bg)}.icon-btn.del{color:var(--danger)}.icon-btn.del:hover{background:#fdedec}.pagination{border-top:1px solid var(--gray-100);justify-content:space-between;align-items:center;padding:14px 20px;display:flex}.pagination-info{color:var(--gray-500);font-size:13px}.pagination-btns{gap:6px;display:flex}.page-btn{border:1px solid var(--gray-300);cursor:pointer;background:#fff;border-radius:4px;justify-content:center;align-items:center;width:32px;height:32px;font-size:13px;transition:all .15s;display:flex}.page-btn:hover{border-color:var(--primary);color:var(--primary)}.page-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.page-btn:disabled{opacity:.4;cursor:not-allowed}.modal-overlay{z-index:200;opacity:0;pointer-events:none;background:#00000073;justify-content:center;align-items:center;transition:opacity .2s;display:flex;position:fixed;inset:0}.modal-overlay.active{opacity:1;pointer-events:auto}.modal{width:90%;max-width:700px;max-height:85vh;box-shadow:var(--shadow-lg);background:#fff;border-radius:12px;overflow-y:auto}.modal-header{border-bottom:1px solid 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20px;font-size:14px;animation:.3s slideIn}.toast.success{background:var(--success)}.toast.error{background:var(--danger)}.toast.info{background:var(--primary)}@keyframes slideIn{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}.loading{text-align:center;color:var(--gray-500);padding:40px}.spinner{border:3px solid var(--gray-200);border-top-color:var(--primary);border-radius:50%;width:32px;height:32px;margin:0 auto 10px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.empty{text-align:center;color:var(--gray-500);padding:60px 20px}.empty .empty-icon{margin-bottom:12px;font-size:48px}.inv-thumb{object-fit:cover;border:1px solid var(--gray-200);cursor:pointer;border-radius:4px;width:60px;height:80px;transition:transform .15s,box-shadow .15s}.inv-thumb:hover{z-index:10;transform:scale(1.15);box-shadow:0 4px 12px #00000026}.img-lightbox{z-index:9999;cursor:pointer;opacity:0;pointer-events:none;background:#000000d9;justify-content:center;align-items:center;transition:opacity .2s;display:flex;position:fixed;inset:0}.img-lightbox.active{opacity:1;pointer-events:auto}.img-lightbox img{border-radius:8px;max-width:90vw;max-height:90vh;box-shadow:0 8px 32px #0000004d}.checkbox-cell{width:40px}.checkbox-cell input{cursor:pointer;width:16px;height:16px}@media (width<=768px){.stats-row{grid-template-columns:repeat(2,1fr)}.form-grid{grid-template-columns:1fr}.toolbar{flex-direction:column;align-items:stretch}}