:root{--bg-primary: #060b18;--bg-secondary: #0a1128;--bg-card: rgba(13, 25, 55, .75);--bg-card-hover: rgba(18, 35, 75, .85);--border-color: rgba(0, 212, 255, .15);--border-glow: rgba(0, 212, 255, .4);--accent-cyan: #00d4ff;--accent-blue: #3b82f6;--accent-purple: #8b5cf6;--accent-green: #10b981;--accent-yellow: #f59e0b;--accent-orange: #f97316;--accent-red: #ef4444;--text-primary: #e8f4fd;--text-secondary: #8ba3c7;--text-dim: #5a7396;--gradient-cyan: linear-gradient(135deg, #00d4ff, #3b82f6);--gradient-green: linear-gradient(135deg, #10b981, #06b6d4);--gradient-purple: linear-gradient(135deg, #8b5cf6, #6366f1);--gradient-orange: linear-gradient(135deg, #f97316, #f59e0b);--shadow-glow: 0 0 20px rgba(0, 212, 255, .1);--radius: 8px;--sidebar-width: 220px;--header-height: 56px}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{width:100%;height:100%;overflow:hidden}body{font-family:Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg-primary);color:var(--text-primary);font-size:13px;line-height:1.5}body:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse at 20% 50%,rgba(0,100,200,.08) 0%,transparent 50%),radial-gradient(ellipse at 80% 20%,rgba(100,0,255,.05) 0%,transparent 50%),radial-gradient(ellipse at 50% 80%,rgba(0,200,200,.04) 0%,transparent 50%);pointer-events:none;z-index:0}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#00d4ff40;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#00d4ff73}.app-layout{display:flex;height:100vh;position:relative;z-index:1}.sidebar{width:var(--sidebar-width);height:100vh;background:linear-gradient(180deg,#081028fa,#060b18fa);border-right:1px solid var(--border-color);display:flex;flex-direction:column;flex-shrink:0;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.sidebar-logo{height:var(--header-height);display:flex;align-items:center;padding:0 16px;border-bottom:1px solid var(--border-color);gap:10px}.sidebar-logo .logo-icon{width:32px;height:32px;border-radius:8px;background:var(--gradient-cyan);display:flex;align-items:center;justify-content:center;font-size:16px;box-shadow:0 0 12px #00d4ff66}.sidebar-logo .logo-text{font-size:14px;font-weight:700;background:var(--gradient-cyan);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:.5px}.sidebar-logo .logo-sub{font-size:10px;color:var(--text-dim);letter-spacing:1px}.sidebar-nav{flex:1;padding:12px 8px;overflow-y:auto}.nav-group-title{font-size:10px;color:var(--text-dim);text-transform:uppercase;letter-spacing:2px;padding:12px 12px 6px}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:6px;color:var(--text-secondary);text-decoration:none;cursor:pointer;transition:all .2s;margin-bottom:2px;font-size:13px;position:relative}.nav-item:hover{color:var(--text-primary);background:#00d4ff0f}.nav-item.active{color:var(--accent-cyan);background:#00d4ff1a;border:1px solid rgba(0,212,255,.2)}.nav-item.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:60%;background:var(--accent-cyan);border-radius:0 2px 2px 0;box-shadow:0 0 8px var(--accent-cyan)}.nav-item .nav-icon{width:18px;text-align:center;font-size:14px}.nav-item .nav-badge{margin-left:auto;background:#ef444433;color:var(--accent-red);border:1px solid rgba(239,68,68,.3);font-size:10px;padding:1px 6px;border-radius:8px;min-width:18px;text-align:center}.sidebar-footer{padding:12px 16px;border-top:1px solid var(--border-color);font-size:10px;color:var(--text-dim)}.main-area{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}.header{height:var(--header-height);display:flex;align-items:center;justify-content:space-between;padding:0 20px;border-bottom:1px solid var(--border-color);background:#08102899;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);flex-shrink:0}.header-left{display:flex;align-items:center;gap:16px}.header-title{font-size:15px;font-weight:600}.header-right{display:flex;align-items:center;gap:16px}.health-badge{display:flex;align-items:center;gap:6px;padding:4px 12px;border-radius:14px;font-size:11px;font-weight:600}.health-badge.normal{background:#10b9811f;border:1px solid rgba(16,185,129,.3);color:var(--accent-green)}.health-badge.warning{background:#f59e0b1f;border:1px solid rgba(245,158,11,.3);color:var(--accent-yellow)}.health-badge.critical{background:#ef44441f;border:1px solid rgba(239,68,68,.3);color:var(--accent-red)}.health-dot{width:7px;height:7px;border-radius:50%;animation:pulse 2s infinite}.health-badge.normal .health-dot{background:var(--accent-green);box-shadow:0 0 6px var(--accent-green)}.health-badge.warning .health-dot{background:var(--accent-yellow);box-shadow:0 0 6px var(--accent-yellow)}.health-badge.critical .health-dot{background:var(--accent-red);box-shadow:0 0 6px var(--accent-red)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.header-time{font-size:12px;color:var(--text-secondary);font-variant-numeric:tabular-nums}.header-user{display:flex;align-items:center;gap:8px;color:var(--text-secondary);font-size:12px}.header-user .avatar{width:28px;height:28px;border-radius:50%;background:var(--gradient-purple);display:flex;align-items:center;justify-content:center;font-size:12px;color:#fff}.page-content{flex:1;overflow-y:auto;padding:16px 20px}.tech-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:all .25s;position:relative;overflow:hidden}.tech-card:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(0,212,255,.4),transparent);opacity:0;transition:opacity .3s}.tech-card:hover{border-color:var(--border-glow);box-shadow:var(--shadow-glow)}.tech-card:hover:before{opacity:1}.card-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid rgba(0,212,255,.08)}.card-title{font-size:13px;font-weight:600;display:flex;align-items:center;gap:8px}.card-title:before{content:"";width:3px;height:14px;background:var(--gradient-cyan);border-radius:2px}.card-body{padding:14px 16px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:16px}.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:14px 16px;display:flex;align-items:center;gap:12px;transition:all .25s}.stat-card:hover{border-color:var(--border-glow);box-shadow:var(--shadow-glow);transform:translateY(-1px)}.stat-icon{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}.stat-icon.cyan{background:#00d4ff1f;border:1px solid rgba(0,212,255,.25)}.stat-icon.green{background:#10b9811f;border:1px solid rgba(16,185,129,.25)}.stat-icon.purple{background:#8b5cf61f;border:1px solid rgba(139,92,246,.25)}.stat-icon.orange{background:#f973161f;border:1px solid rgba(249,115,22,.25)}.stat-icon.blue{background:#3b82f61f;border:1px solid rgba(59,130,246,.25)}.stat-icon.red{background:#ef44441f;border:1px solid rgba(239,68,68,.25)}.stat-info{min-width:0}.stat-label{font-size:11px;color:var(--text-dim);margin-bottom:2px}.stat-value{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.2}.stat-value.cyan{color:var(--accent-cyan)}.stat-value.green{color:var(--accent-green)}.stat-value.purple{color:var(--accent-purple)}.stat-value.orange{color:var(--accent-orange)}.stat-value.blue{color:var(--accent-blue)}.stat-value.red{color:var(--accent-red)}.stat-unit{font-size:11px;color:var(--text-dim);font-weight:400;margin-left:3px}.stat-trend{font-size:10px;margin-top:2px}.stat-trend.up{color:var(--accent-green)}.stat-trend.down{color:var(--accent-red)}.tech-table{width:100%;border-collapse:collapse;font-size:12px}.tech-table th{text-align:left;padding:9px 12px;color:var(--text-dim);font-weight:500;font-size:11px;border-bottom:1px solid var(--border-color);white-space:nowrap;background:#00d4ff08}.tech-table td{padding:9px 12px;border-bottom:1px solid rgba(0,212,255,.06);color:var(--text-secondary);white-space:nowrap}.tech-table tr:hover td{background:#00d4ff0a;color:var(--text-primary)}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:10px;font-size:10px;font-weight:600;white-space:nowrap}.badge.green{background:#10b9811f;border:1px solid rgba(16,185,129,.3);color:var(--accent-green)}.badge.yellow{background:#f59e0b1f;border:1px solid rgba(245,158,11,.3);color:var(--accent-yellow)}.badge.red{background:#ef44441f;border:1px solid rgba(239,68,68,.3);color:var(--accent-red)}.badge.blue{background:#3b82f61f;border:1px solid rgba(59,130,246,.3);color:var(--accent-blue)}.badge.cyan{background:#00d4ff1f;border:1px solid rgba(0,212,255,.3);color:var(--accent-cyan)}.badge.purple{background:#8b5cf61f;border:1px solid rgba(139,92,246,.3);color:var(--accent-purple)}.badge.gray{background:#64748b1f;border:1px solid rgba(100,116,139,.3);color:#94a3b8}.badge.orange{background:#f973161f;border:1px solid rgba(249,115,22,.3);color:var(--accent-orange)}.btn{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:6px;font-size:12px;font-weight:500;cursor:pointer;transition:all .2s;border:1px solid transparent;outline:none}.btn-primary{background:var(--gradient-cyan);color:#04121f;font-weight:600}.btn-primary:hover{box-shadow:0 0 16px #00d4ff66;transform:translateY(-1px)}.btn-outline{background:transparent;border-color:var(--border-glow);color:var(--accent-cyan)}.btn-outline:hover{background:#00d4ff14}.btn-danger{background:#ef444426;border-color:#ef444466;color:var(--accent-red)}.btn-danger:hover{background:#ef444440;box-shadow:0 0 12px #ef44444d}.btn-sm{padding:3px 10px;font-size:11px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}.grid-2-1{display:grid;grid-template-columns:2fr 1fr;gap:14px}.grid-1-2{display:grid;grid-template-columns:1fr 2fr;gap:14px}.grid-3-2{display:grid;grid-template-columns:3fr 2fr;gap:14px}.mb-14{margin-bottom:14px}.mb-16{margin-bottom:16px}.progress-bar{height:5px;background:#00d4ff1a;border-radius:3px;overflow:hidden}.progress-fill{height:100%;border-radius:3px;transition:width .5s ease}.progress-fill.cyan{background:var(--gradient-cyan)}.progress-fill.green{background:var(--gradient-green)}.progress-fill.orange{background:var(--gradient-orange)}.progress-fill.red{background:linear-gradient(90deg,#ef4444,#f97316)}.topology-container{width:100%;height:100%;position:relative}.topology-svg{width:100%;height:100%}.pipe-line{stroke-linecap:round;transition:stroke .3s}.pipe-line.normal{stroke:#00d4ff73}.pipe-line.leak{stroke:var(--accent-yellow);animation:pipeBlink 1s infinite}.pipe-line.burst{stroke:var(--accent-red);animation:pipeBlink .5s infinite}.pipe-line.isolated{stroke:#64748b66;stroke-dasharray:6 4}@keyframes pipeBlink{0%,to{opacity:1}50%{opacity:.3}}.node-circle{cursor:pointer;transition:all .2s}.node-circle:hover{filter:brightness(1.4)}.flow-particle{fill:var(--accent-cyan);opacity:.9}.tech-select{background:#0d1937e6;border:1px solid var(--border-color);border-radius:6px;color:var(--text-primary);padding:6px 10px;font-size:12px;outline:none;cursor:pointer}.tech-select:focus{border-color:var(--border-glow)}.tech-input{background:#0d1937e6;border:1px solid var(--border-color);border-radius:6px;color:var(--text-primary);padding:6px 10px;font-size:12px;outline:none}.tech-input:focus{border-color:var(--border-glow);box-shadow:0 0 8px #00d4ff26}.tabs{display:flex;gap:2px;border-bottom:1px solid var(--border-color);margin-bottom:14px}.tab-item{padding:8px 16px;font-size:12px;color:var(--text-dim);cursor:pointer;border-bottom:2px solid transparent;transition:all .2s}.tab-item:hover{color:var(--text-primary)}.tab-item.active{color:var(--accent-cyan);border-bottom-color:var(--accent-cyan)}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.page-content>*{animation:fadeIn .3s ease}.value-highlight{color:var(--accent-cyan);font-weight:600;font-variant-numeric:tabular-nums}.text-green{color:var(--accent-green)}.text-yellow{color:var(--accent-yellow)}.text-red{color:var(--accent-red)}.text-dim{color:var(--text-dim)}.text-secondary{color:var(--text-secondary)}@media(max-width:1400px){.grid-3{grid-template-columns:1fr 1fr}.grid-3-2{grid-template-columns:1fr}}@media(max-width:1100px){.grid-2,.grid-2-1,.grid-1-2{grid-template-columns:1fr}.stat-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}}