:root{--primary:#c45d35;--primary-light:#e8a88c;--primary-bg:#fff8f5;--bg:#fffcf9;--bg-card:#fff;--text:#2d2d2d;--text-secondary:#6b6b6b;--text-muted:#999;--border:#f0ebe8;--border-hover:#e0d8d4;--success:#4caf50;--warning:#f5a623;--danger:#e74c3c;--info:#5b9bd5;--radius:8px;--radius-lg:12px;--shadow:0 1px 3px #0000000a;--shadow-hover:0 4px 12px #00000014;--sidebar-width:240px;--header-height:60px;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", sans-serif;--font-mono:"SF Mono", "Fira Code", monospace}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:14px;line-height:1.6}button{cursor:pointer;font-family:inherit;font-size:inherit;border:none}input,select,textarea{font-family:inherit;font-size:inherit;outline:none}a{color:inherit;text-decoration:none}.app{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--bg-card);border-right:1px solid var(--border);z-index:100;flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-header{border-bottom:1px solid var(--border);padding:20px 24px}.sidebar-logo{color:var(--primary);font-size:16px;font-weight:600}.sidebar-logo span{color:var(--text-muted);margin-top:2px;font-size:11px;font-weight:400;display:block}.sidebar-nav{flex:1;padding:12px;overflow-y:auto}.nav-item{border-radius:var(--radius);color:var(--text-secondary);align-items:center;gap:12px;margin-bottom:2px;padding:10px 16px;font-size:14px;transition:all .15s;display:flex}.nav-item:hover{background:var(--primary-bg);color:var(--text)}.nav-item.active{background:var(--primary-bg);color:var(--primary);font-weight:500}.nav-item svg{flex-shrink:0;width:18px;height:18px}.sidebar-footer{border-top:1px solid var(--border);color:var(--text-muted);padding:16px 24px;font-size:12px}.main{margin-left:var(--sidebar-width);flex:1;min-height:100vh;padding:32px}.page-header{margin-bottom:24px}.page-title{color:var(--text);font-size:22px;font-weight:600}.page-desc{color:var(--text-muted);margin-top:4px;font-size:13px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:20px;padding:24px}.card-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.card-title{font-size:15px;font-weight:600}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px;display:grid}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;transition:border-color .15s}.stat-card:hover{border-color:var(--border-hover)}.stat-label{color:var(--text-muted);margin-bottom:8px;font-size:12px}.stat-value{color:var(--text);font-size:28px;font-weight:600}.stat-change{margin-top:4px;font-size:12px}.stat-change.up{color:var(--success)}.stat-change.down{color:var(--danger)}.table-wrapper{overflow-x:auto}table{border-collapse:collapse;width:100%}thead th{text-align:left;color:var(--text-muted);border-bottom:1px solid var(--border);white-space:nowrap;padding:12px 16px;font-size:12px;font-weight:500}tbody td{border-bottom:1px solid var(--border);padding:14px 16px;font-size:13px}tbody tr:hover{background:var(--primary-bg)}tbody tr:last-child td{border-bottom:none}.btn{border-radius:var(--radius);align-items:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:500;transition:all .15s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:#a84d2c}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{border-color:var(--border-hover);background:#fff}.btn-sm{padding:5px 10px;font-size:12px}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#c0392b}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#388e3c}.badge{border-radius:100px;align-items:center;padding:3px 8px;font-size:11px;font-weight:500;display:inline-flex}.badge-success{color:#2e7d32;background:#e8f5e9}.badge-warning{color:#e65100;background:#fff3e0}.badge-danger{color:#c62828;background:#ffebee}.badge-info{color:#1565c0;background:#e3f2fd}.badge-muted{color:#757575;background:#f5f5f5}.form-group{margin-bottom:16px}.form-label{color:var(--text);margin-bottom:6px;font-size:13px;font-weight:500;display:block}.form-input{border:1px solid var(--border);border-radius:var(--radius);background:#fff;width:100%;padding:9px 12px;font-size:13px;transition:border-color .15s}.form-input:focus{border-color:var(--primary)}.form-input::placeholder{color:var(--text-muted)}.form-select{border:1px solid var(--border);border-radius:var(--radius);appearance:none;cursor:pointer;background:#fff;width:100%;padding:9px 12px;font-size:13px}.form-row{grid-template-columns:1fr 1fr;gap:16px;display:grid}.modal-overlay{z-index:1000;opacity:0;visibility:hidden;background:#0006;justify-content:center;align-items:center;transition:all .2s;display:flex;position:fixed;inset:0}.modal-overlay.active{opacity:1;visibility:visible}.modal{border-radius:var(--radius-lg);background:#fff;width:480px;max-width:90vw;max-height:85vh;padding:28px;overflow-y:auto}.modal-title{margin-bottom:20px;font-size:17px;font-weight:600}.modal-actions{justify-content:flex-end;gap:10px;margin-top:24px;display:flex}.search-bar{align-items:center;gap:12px;margin-bottom:16px;display:flex}.search-input{border:1px solid var(--border);border-radius:var(--radius);background:#fff;flex:1;min-width:0;padding:9px 14px;font-size:13px}.search-input:focus{border-color:var(--primary)}.toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.empty-state{text-align:center;color:var(--text-muted);padding:48px 24px}.empty-state p{margin-top:8px;font-size:13px}.tabs{border-bottom:1px solid var(--border);gap:0;margin-bottom:20px;display:flex}.tab{color:var(--text-muted);cursor:pointer;background:0 0;border-bottom:2px solid #0000;padding:10px 20px;font-size:13px;transition:all .15s}.tab:hover{color:var(--text)}.tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:500}.mono{font-family:var(--font-mono);background:#f8f5f3;border-radius:4px;padding:2px 6px;font-size:12px}.pagination{color:var(--text-muted);justify-content:flex-end;align-items:center;gap:8px;margin-top:16px;font-size:13px;display:flex}.pagination button{border:1px solid var(--border);border-radius:var(--radius);color:var(--text-secondary);background:#fff;padding:6px 12px;font-size:12px}.pagination button:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.pagination button:disabled{opacity:.4;cursor:not-allowed}.toggle{cursor:pointer;background:#ddd;border-radius:10px;width:36px;height:20px;transition:background .2s;position:relative}.toggle.on{background:var(--success)}.toggle:after{content:"";background:#fff;border-radius:50%;width:16px;height:16px;transition:transform .2s;position:absolute;top:2px;left:2px}.toggle.on:after{transform:translate(16px)}@media (width<=1024px){.stats-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=768px){.sidebar{display:none}.main{margin-left:0;padding:20px}.stats-grid,.form-row{grid-template-columns:1fr}}