:root{--bg-primary: #0F172A;--bg-secondary: #1E293B;--bg-tertiary: #334155;--border-default: #475569;--border-light: rgba(71, 85, 105, .4);--text-primary: #F1F5F9;--text-secondary: #94A3B8;--text-muted: #64748B;--accent-primary: #3B82F6;--accent-hover: #2563EB;--status-up: #22C55E;--status-warning: #EAB308;--status-critical: #EF4444;--status-unknown: #6B7280;--status-acknowledged: #3B82F6;--chart-in: #3B82F6;--chart-out: #F97316;--space-1: 2px;--space-2: 4px;--space-3: 8px;--space-4: 12px;--space-5: 16px;--space-6: 24px;--space-7: 32px;--space-8: 48px;--sidebar-width: 240px;--radius: 8px;--radius-sm: 6px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe 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#00000040}.stat-card__icon-wrap{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;margin:0 auto 8px;background:#3b82f61a;color:var(--accent-primary)}.filter-bar{display:flex;gap:10px;margin-bottom:18px}.filter-bar .form-control{max-width:280px}.filter-bar select.form-control{max-width:200px}.inline-form{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}.inline-form .form-control{width:auto;min-width:140px;flex:1}.dashboard-panels{display:grid;grid-template-columns:1fr 1fr;gap:20px}@media (max-width: 1100px){.dashboard-panels{grid-template-columns:1fr}}.dashboard-panel{min-height:300px}.device-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}.device-tile{display:flex;flex-direction:column;gap:4px;padding:12px 14px;background:var(--bg-primary);border:1px solid var(--border-light);border-radius:var(--radius-sm);transition:all 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.15s;font-family:inherit}.tab:hover{color:var(--text-primary)}.tab--active{color:var(--accent-primary);border-bottom-color:var(--accent-primary)}.tab-bar__right{margin-left:auto;display:flex;gap:4px;padding-bottom:6px}.charts-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}@media (max-width: 1000px){.charts-grid{grid-template-columns:1fr}}.chart-card{padding:18px}.chart-card h4{margin-bottom:14px}.chart-wrapper{height:220px;position:relative}.link{color:var(--accent-primary);text-decoration:none;font-weight:500}.link:hover{text-decoration:underline}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--border-default)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}@keyframes slideInRight{0%{opacity:0;transform:translate(40px)}to{opacity:1;transform:translate(0)}}@keyframes spin{to{transform:rotate(360deg)}}.alert{padding:.75rem 1rem;border-radius:8px;margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}.alert:before{font-size:1rem;flex-shrink:0}.alert-danger{background:#ef444426;border:1px solid var(--status-critical);color:var(--status-critical)}.alert-danger:before{content:"⛔"}.alert-warning{background:#eab30826;border:1px solid var(--status-warning);color:var(--status-warning)}.alert-warning:before{content:"⚠️"}.alert-success{background:#22c55e26;border:1px solid var(--status-up);color:var(--status-up)}.alert-success:before{content:"✅"}.alert-info{background:#3b82f626;border:1px solid var(--accent-primary);color:var(--accent-primary)}.alert-info:before{content:"ℹ️"}.toggle{position:relative;display:inline-flex;align-items:center;cursor:pointer;gap:8px}.toggle__input{width:0;height:0;opacity:0;position:absolute}.toggle__track{width:36px;height:20px;border-radius:10px;background:var(--bg-tertiary);border:1px solid var(--border-default);transition:background .2s,border-color .2s;position:relative}.toggle__input:checked+.toggle__track{background:var(--accent-primary);border-color:var(--accent-primary)}.toggle__track:after{content:"";position:absolute;top:2px;left:2px;width:14px;height:14px;border-radius:50%;background:#fff;transition:transform .2s}.toggle__input:checked+.toggle__track:after{transform:translate(16px)}.toggle__label{font-size:13px;color:var(--text-secondary);-webkit-user-select:none;user-select:none}.tooltip-wrapper{position:relative;display:inline-block}.tooltip-wrapper .tooltip-text{visibility:hidden;opacity:0;position:absolute;z-index:100;bottom:calc(100% + 6px);left:50%;transform:translate(-50%);white-space:nowrap;padding:5px 10px;border-radius:6px;font-size:12px;background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-default);box-shadow:0 4px 12px #0000004d;transition:opacity .15s,visibility .15s;pointer-events:none}.tooltip-wrapper:hover .tooltip-text{visibility:visible;opacity:1}.badge-info{background:#3b82f62e;color:#60a5fa}.page-subtitle{color:var(--text-muted);font-size:13px;margin:-4px 0 8px}.stat-cards-row{display:flex;gap:12px;margin-bottom:18px;flex-wrap:wrap}.stat-mini{flex:1 1 140px;min-width:130px;max-width:220px;background:var(--bg-secondary);border:1px solid var(--border-default);border-radius:10px;padding:14px 16px;display:flex;align-items:center;gap:12px;cursor:pointer;transition:border-color .15s,background .15s}.stat-mini:hover{border-color:var(--accent-primary)}.stat-mini--active{border-color:var(--accent-primary);background:#3b82f60f}.stat-mini--success{border-left:3px solid var(--status-up)}.stat-mini--danger{border-left:3px solid var(--status-critical)}.stat-mini__icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;background:#3b82f61a;color:var(--accent-primary);flex-shrink:0}.stat-mini--success .stat-mini__icon{background:#22c55e1f;color:var(--status-up)}.stat-mini--danger .stat-mini__icon{background:#ef44441f;color:var(--status-critical)}.stat-mini__value{font-size:20px;font-weight:700;color:var(--text-primary);line-height:1}.stat-mini__label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-top:2px}.devices-toolbar{display:flex;align-items:center;gap:10px;margin-bottom:16px;flex-wrap:wrap}.devices-toolbar__search{position:relative;flex:1 1 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var(--border-default);border-radius:10px;overflow:hidden;background:var(--bg-secondary)}.device-group-header{display:flex;align-items:center;gap:10px;padding:12px 16px;cursor:pointer;-webkit-user-select:none;user-select:none;transition:background .12s}.device-group-header:hover{background:#3b82f60a}.device-group-header svg:first-child{transition:transform .2s;color:var(--text-muted)}.device-group-header--expanded svg:first-child{transform:rotate(90deg)}.device-group-header__label{font-weight:600;font-size:14px;color:var(--text-primary);flex:1}.device-group-header__count{font-size:12px;color:var(--text-muted);margin-right:4px}.device-group-body{padding:4px 12px 12px;display:flex;flex-direction:column;gap:6px}.device-card{display:flex;align-items:center;gap:12px;padding:10px 14px;background:var(--bg-primary);border:1px solid var(--border-default);border-radius:8px;cursor:pointer;transition:border-color .15s,box-shadow .15s,background .15s}.device-card:hover{border-color:var(--accent-primary);box-shadow:0 2px 8px #3b82f61a}.device-card--selected{border-color:var(--accent-primary);background:#3b82f60a}.device-card__select{flex-shrink:0}.device-card__status{width:8px;height:8px;border-radius:50%;flex-shrink:0}.device-card__status--online{background:var(--status-up);box-shadow:0 0 6px #22c55e80}.device-card__status--offline{background:var(--status-critical);box-shadow:0 0 6px 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var(--border-default);font-size:12px;color:var(--text-secondary);white-space:nowrap}.sys-pill svg{color:var(--text-muted);flex-shrink:0}.sys-pill strong{color:var(--text-primary);font-weight:600;margin-right:2px}.detail-hero-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-bottom:18px}.detail-hero-card{display:flex;align-items:stretch;gap:14px;padding:16px 18px;background:var(--bg-secondary);border:1px solid var(--border-default);border-radius:12px;transition:border-color .15s}.detail-hero-card:hover{border-color:var(--accent-primary)}.detail-hero-card__icon{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;background:#3b82f614;flex-shrink:0}.detail-hero-card__body{flex:1}.detail-hero-card__label{font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:var(--text-muted);margin-bottom:2px}.detail-hero-card__value{font-size:24px;font-weight:700;color:var(--text-primary);line-height:1.1}.detail-hero-card__detail{font-size:12px;color:var(--text-muted);margin-top:4px}.detail-hero-card__bar{width:6px;border-radius:3px;flex-shrink:0;display:flex;align-items:flex-end}.detail-hero-card__bar-track{width:100%;height:48px;border-radius:3px;background:var(--bg-primary);overflow:hidden;display:flex;align-items:flex-end}.detail-hero-card__bar-fill{width:100%;border-radius:3px;transition:height .4s ease}.detail-snmp-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:10px 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.15s;padding:0}.hamburger-btn:hover{background:var(--bg-tertiary);color:var(--text-primary)}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;z-index:998;background:#00000080;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}@media (max-width: 1024px){.main-content{padding:20px}.app-top-header,.app-footer{padding:0 20px}.filter-bar{flex-wrap:wrap}.filter-bar .form-control{max-width:100%}.stat-cards-row{gap:8px}.stat-mini{min-width:110px;padding:10px 12px}.detail-hero-row{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}}@media (max-width: 768px){.hamburger-btn{display:flex}.sidebar{position:fixed;z-index:999;top:0;left:0;height:100vh;width:var(--sidebar-width);min-width:var(--sidebar-width);transform:translate(-100%);transition:transform .3s ease;box-shadow:none}.sidebar--mobile-open{transform:translate(0);box-shadow:4px 0 24px #0006}.sidebar-overlay--visible{display:block}.main-wrapper{width:100%}.main-content{padding:16px 14px}.app-top-header,.app-footer{padding:0 14px}.page-header{flex-direction:column;align-items:flex-start;gap:10px}.page-title{font-size:18px}.app-top-header__center{display:none}.app-top-header__right{gap:6px;font-size:12px}.app-top-header__user{display:none}.app-footer{flex-direction:column;height:auto;padding:8px 14px;gap:2px;text-align:center}.app-footer__left,.app-footer__right{justify-content:center}.table-wrapper{margin:0 -14px;padding:0 14px}.table th,.table td{padding:8px 10px;font-size:12px}.table th{font-size:10px}.stat-grid{grid-template-columns:repeat(2,1fr);gap:10px}.stat-card__value{font-size:22px}.stat-cards-row{gap:6px}.stat-mini{min-width:0;flex:1 1 calc(50% - 6px);max-width:none;padding:10px}.stat-mini__value{font-size:16px}.stat-mini__icon{width:30px;height:30px}.filter-bar{flex-direction:column;gap:8px}.filter-bar .form-control,.filter-bar select.form-control{max-width:100%}.devices-toolbar{flex-direction:column;align-items:stretch;gap:8px}.devices-toolbar__search{max-width:100%;flex:1 1 100%}.devices-toolbar__filters{flex-wrap:wrap;width:100%}.devices-toolbar__filters select,.devices-toolbar__filters .form-control{flex:1;min-width:0}.btn-group .btn{padding:6px 10px;font-size:11px}.device-card{flex-wrap:wrap;gap:8px;padding:10px 12px}.device-card__stats{display:none}.device-card__heartbeat{font-size:10px}.dashboard-panels{grid-template-columns:1fr;gap:14px}.charts-grid{grid-template-columns:1fr}.chart-wrapper{height:180px}.detail-hero-row{grid-template-columns:1fr}.detail-hero-card{padding:12px 14px}.detail-hero-card__value{font-size:20px}.detail-header__name{font-size:18px}.detail-sys-info{gap:6px}.sys-pill{font-size:11px;padding:4px 10px}.detail-snmp-bar{flex-direction:column;align-items:flex-start;gap:6px;font-size:11px}.card-header{padding:10px 14px}.card-body{padding:12px 14px}.tab-bar{gap:0;overflow-x:auto;-webkit-overflow-scrolling:touch}.tab{padding:8px 12px;font-size:12px;white-space:nowrap}.tab-bar__right{padding-bottom:4px}.inline-form{flex-direction:column}.inline-form .form-control{width:100%;min-width:0}.login-card{padding:28px 20px 24px;border-radius:12px;margin:0 12px}.login-logo__title{font-size:24px}.device-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px}}@media (max-width: 480px){.main-content{padding:12px 10px}.stat-grid{grid-template-columns:1fr}.stat-mini{flex:1 1 100%}.page-title{font-size:16px}h2{font-size:15px}.detail-hero-card__icon{width:36px;height:36px}.detail-hero-card__value{font-size:18px}.btn{padding:7px 12px;font-size:12px}.btn-sm{padding:4px 8px;font-size:11px}.badge{font-size:10px;padding:2px 8px}}