:root{--bg: #f4f4f6;--panel: #ffffff;--border: #e8e8ee;--text: #1a1a22;--text-dim: #6b7280;--primary: #f03a5e;--primary-dark: #d92449;--accent-magenta: #e91e63;--chart-gray: #4a5568;--link: #2563eb;--green: #16a34a;--amber: #d97706;--red: #e53e3e;--sidebar-bg: #1f1f26;--sidebar-text: #9ca3af;--sidebar-active: #f03a5e;--radius: 10px;--shadow-card: 0 1px 2px rgba(16, 24, 40, .05);--shadow-card-hover: 0 3px 10px rgba(16, 24, 40, .08)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:var(--link)}.app-shell{display:flex;min-height:100vh}.sidebar{width:216px;flex-shrink:0;background:var(--sidebar-bg);color:var(--sidebar-text);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.sidebar-brand{padding:20px 18px 14px;font-size:15px;font-weight:700;color:#fff;letter-spacing:.5px;border-bottom:1px solid rgba(255,255,255,.08)}.brand-logo{display:flex;align-items:center;gap:10px}.brand-wordmark{font-size:18px;font-weight:800;letter-spacing:2.5px;color:#fff}.sidebar-brand small{display:block;font-weight:400;font-size:11px;color:var(--sidebar-text);margin-top:6px;letter-spacing:1px}.sidebar nav{padding:12px 10px;display:flex;flex-direction:column;gap:2px}.sidebar-user{margin-top:auto;padding:12px 18px 10px;border-top:1px solid rgba(255,255,255,.08);display:flex;align-items:center;justify-content:space-between;gap:8px}.sidebar-user-name{font-size:13px;color:#fff;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sidebar-logout{border:1px solid rgba(255,255,255,.18);background:transparent;color:var(--sidebar-text);border-radius:6px;padding:3px 10px;font-size:12px;cursor:pointer;flex-shrink:0;transition:color .15s,border-color .15s}.sidebar-logout:hover{color:#fff;border-color:var(--sidebar-active)}.sidebar-icp{padding:12px 18px 14px;border-top:1px solid rgba(255,255,255,.08);font-size:11px}.sidebar-icp a{color:var(--sidebar-text);text-decoration:none}.sidebar-icp a:hover{color:#fff}.nav-link{position:relative;display:flex;align-items:center;gap:10px;padding:9px 12px 9px 15px;border-radius:8px;color:var(--sidebar-text);text-decoration:none;font-size:13.5px;transition:background .15s,color .15s}.nav-link:hover{background:#ffffff0f;color:#fff}.nav-link.active{background:#ffffff12;color:#fff}.nav-link.active:before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;border-radius:2px;background:var(--sidebar-active)}.nav-link.active .nav-icon{color:var(--sidebar-active)}.nav-link .nav-icon{font-size:16px;width:20px;text-align:center}.main{flex:1;min-width:0;padding:28px 32px 48px}.page-title{font-size:19px;font-weight:700;margin:0 0 4px}.page-desc{color:var(--text-dim);font-size:13px;margin:0 0 18px}.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-card);transition:box-shadow .15s}.card:hover{box-shadow:var(--shadow-card-hover)}.card+.card{margin-top:16px}.card-title{font-size:14px;font-weight:600;margin:0 0 12px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-bottom:16px}.stat-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-card);transition:box-shadow .15s}.stat-card:hover{box-shadow:var(--shadow-card-hover)}.stat-card .stat-label{color:var(--text-dim);font-size:12.5px}.stat-card .stat-value{font-size:26px;font-weight:700;margin-top:6px;font-variant-numeric:tabular-nums}.stat-card .stat-sub{font-size:12px;color:var(--text-dim);margin-top:4px}.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);background:#fff;color:var(--text);border-radius:8px;padding:7px 14px;font-size:13px;cursor:pointer;transition:background .15s,border-color .15s}.btn:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark);color:#fff}.btn-danger{color:var(--red)}.btn-danger:hover:not(:disabled){border-color:var(--red);color:var(--red)}.btn-sm{padding:4px 10px;font-size:12px;border-radius:6px}input[type=text],input[type=password],input[type=number],select,textarea{border:1px solid var(--border);border-radius:8px;padding:7px 10px;font-size:13px;font-family:inherit;color:var(--text);background:#fff;outline:none}input:focus,select:focus{border-color:var(--primary)}label.field{display:flex;flex-direction:column;gap:5px;font-size:12.5px;color:var(--text-dim)}.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:14px}.spacer{flex:1}.table{width:100%;border-collapse:collapse;font-size:13px}.table th,.table td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--border);white-space:nowrap}.table th{color:var(--text-dim);font-weight:500;font-size:12px;background:#f7f7f9}.table tr:hover td{background:#f7f7f9}.tag{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;line-height:18px;background:#f0f0f4;color:var(--text-dim)}.tag.green{background:#dcfce7;color:var(--green)}.tag.amber{background:#fef3c7;color:var(--amber)}.tag.red{background:#fee2e2;color:var(--red)}.tag.blue{background:#dbeafe;color:var(--link)}.empty-state{padding:44px 20px;text-align:center;color:var(--text-dim);font-size:13px}.empty-state .empty-icon{font-size:30px;margin-bottom:8px;opacity:.6}.loading{padding:30px;text-align:center;color:var(--text-dim)}.error-banner{background:#fef2f2;border:1px solid #fecaca;color:var(--red);border-radius:8px;padding:10px 14px;font-size:13px;margin-bottom:14px}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:24px}.login-card{width:360px;max-width:100%;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-card-hover);padding:34px 30px 30px;display:flex;flex-direction:column;gap:14px}.login-brand{display:flex;align-items:center;justify-content:center;gap:10px}.login-wordmark{color:var(--primary)}.login-title{text-align:center;font-size:14px;color:var(--text-dim);letter-spacing:2px;margin-bottom:6px}.login-error{background:#fef2f2;border:1px solid #fecaca;color:var(--red);border-radius:8px;padding:8px 12px;font-size:13px}.login-submit{justify-content:center;padding:9px 14px;font-size:14px;margin-top:4px}.tree{font-size:13.5px;-webkit-user-select:none;user-select:none}.tree-node-row{display:flex;align-items:center;gap:6px;padding:6px 8px;border-radius:6px;cursor:pointer}.tree-node-row:hover{background:#f4f4f6}.tree-node-row.selected{background:#f03a5e14}.tree-toggle{width:16px;text-align:center;color:var(--text-dim);flex-shrink:0}.tree-children{margin-left:18px;border-left:1px dashed var(--border);padding-left:6px}.split-view{display:grid;grid-template-columns:300px 1fr;gap:16px;align-items:start}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-grid .full{grid-column:1 / -1}.layout-editor{display:flex;flex-direction:column;gap:12px}.editor-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.mode-switch{display:inline-flex;border:1px solid var(--border);border-radius:8px;overflow:hidden}.mode-switch button{border:none;background:#fff;padding:7px 14px;font-size:13px;cursor:pointer;color:var(--text);border-right:1px solid var(--border)}.mode-switch button:last-child{border-right:none}.mode-switch button.active{background:var(--primary);color:#fff}.plan-stage{position:relative;border:1px solid var(--border);border-radius:var(--radius);background:#e9edf3;overflow:hidden;min-height:420px;display:flex;align-items:center;justify-content:center}.plan-canvas-wrap{position:relative;display:inline-block;line-height:0;max-width:100%}.plan-canvas-wrap img{max-width:100%;height:auto;display:block;-webkit-user-select:none;user-select:none;pointer-events:none}.plan-placeholder{color:var(--text-dim);font-size:13px;padding:60px 20px;text-align:center;line-height:1.6}.light-point{position:absolute;width:18px;height:18px;margin:-9px 0 0 -9px;border-radius:50%;border:2px solid #fff;background:#f59e0b;box-shadow:0 1px 4px #00000059;cursor:grab;line-height:14px;text-align:center;font-size:10px;color:#fff;z-index:2;touch-action:none}.light-point.confirmed{background:var(--green)}.light-point.false-positive{background:#9ca3af;opacity:.55}.light-point.manual{border-color:#fde68a}.light-point.selected{outline:2px solid var(--primary);outline-offset:2px;z-index:3}.light-point.dragging{cursor:grabbing;opacity:.85}.gateway-anchor{position:absolute;width:24px;height:24px;margin:-12px 0 0 -12px;border-radius:6px;background:var(--primary);color:#fff;font-size:13px;line-height:24px;text-align:center;box-shadow:0 1px 5px #0006;z-index:2}.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--text-dim);align-items:center}.legend-dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:5px;vertical-align:middle}.legend-dot.pending{background:#f59e0b}.legend-dot.confirmed{background:var(--green)}.legend-dot.false-positive{background:#9ca3af}.legend-dot.gateway{background:var(--primary);border-radius:3px}.point-panel{display:flex;align-items:center;gap:14px;flex-wrap:wrap;background:#f7f7f9;border:1px solid var(--border);border-radius:8px;padding:10px 14px;font-size:13px}input[type=range]{width:180px;accent-color:var(--primary)}.chart-box{width:100%;height:280px}.chart-box.small{height:220px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:960px){.split-view,.two-col,.form-grid{grid-template-columns:1fr}}