@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";
:root{--bg-primary:#0a0e17;--bg-secondary:#111827;--bg-card:#1a2235;--bg-card-hover:#1e2940;--bg-input:#151d2e;--bg-sidebar:#0d1321;--accent-primary:#3b82f6;--accent-primary-hover:#2563eb;--accent-secondary:#06b6d4;--accent-success:#10b981;--accent-warning:#f59e0b;--accent-danger:#ef4444;--accent-info:#8b5cf6;--gradient-primary:linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);--gradient-warm:linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);--gradient-cool:linear-gradient(135deg, #06b6d4 0%, #8b5cf6 100%);--gradient-sidebar:linear-gradient(180deg, #0d1321 0%, #111827 100%);--gradient-card:linear-gradient(135deg, #3b82f614 0%, #06b6d40a 100%);--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--text-accent:#60a5fa;--border-color:#1e293b;--border-subtle:#ffffff0f;--border-accent:#3b82f64d;--shadow-sm:0 1px 3px #0000004d;--shadow-md:0 4px 12px #0006;--shadow-lg:0 8px 32px #00000080;--shadow-glow:0 0 20px #3b82f626;--sidebar-width:260px;--sidebar-collapsed:72px;--header-height:64px;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:20px;--transition-fast:.15s ease;--transition-normal:.25s ease;--transition-slow:.4s cubic-bezier(.16, 1, .3, 1)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:14px}body{background:var(--bg-primary);color:var(--text-primary);height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.6;overflow:hidden}a{color:var(--text-accent);transition:color var(--transition-fast);text-decoration:none}a:hover{color:var(--accent-primary)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-layout{height:100vh;display:flex;overflow:hidden}.sidebar{width:var(--sidebar-width);background:var(--gradient-sidebar);border-right:1px solid var(--border-color);z-index:50;height:100vh;transition:width var(--transition-slow);flex-direction:column;display:flex;position:fixed;top:0;left:0}.sidebar-logo{border-bottom:1px solid var(--border-subtle);align-items:center;gap:12px;padding:20px 24px;display:flex}.sidebar-logo-icon{background:var(--gradient-primary);border-radius:var(--radius-md);color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:16px;font-weight:800;display:flex}.sidebar-logo-text{background:var(--gradient-primary);-webkit-text-fill-color:transparent;letter-spacing:-.02em;-webkit-background-clip:text;background-clip:text;font-size:18px;font-weight:700}.sidebar-nav{flex-direction:column;flex:1;gap:2px;padding:16px 12px;display:flex;overflow-y:auto}.sidebar-section-label{text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);padding:16px 12px 8px;font-size:10px;font-weight:600}.sidebar-link{border-radius:var(--radius-sm);color:var(--text-secondary);transition:all var(--transition-fast);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:12px;width:100%;padding:10px 12px;font-size:13px;font-weight:500;display:flex}.sidebar-link:hover{color:var(--text-primary);background:#ffffff0d}.sidebar-link.active{color:var(--accent-primary);background:#3b82f61f}.sidebar-link.active:before{content:"";background:var(--accent-primary);border-radius:0 3px 3px 0;width:3px;height:24px;position:absolute;left:0}.sidebar-link svg{opacity:.7;flex-shrink:0;width:18px;height:18px}.sidebar-link.active svg{opacity:1}.sidebar-badge{color:var(--accent-primary);background:#3b82f626;border-radius:10px;margin-left:auto;padding:2px 8px;font-size:10px;font-weight:600}.sidebar-footer{border-top:1px solid var(--border-subtle);padding:16px}.sidebar-user{border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition-fast);align-items:center;gap:10px;padding:8px;display:flex}.sidebar-user:hover{background:#ffffff0d}.sidebar-avatar{background:var(--gradient-cool);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;font-size:12px;font-weight:700;display:flex}.sidebar-user-info{flex:1;min-width:0}.sidebar-user-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:600;overflow:hidden}.sidebar-user-role{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:10px}.main-content{margin-left:var(--sidebar-width);flex-direction:column;flex:1;height:100vh;display:flex;overflow:hidden}.header{height:var(--header-height);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);z-index:40;background:#111827cc;justify-content:space-between;align-items:center;padding:0 28px;display:flex;position:sticky;top:0}.header-title{color:var(--text-primary);font-size:16px;font-weight:600}.header-breadcrumb{color:var(--text-muted);align-items:center;gap:8px;font-size:13px;display:flex}.header-breadcrumb span{color:var(--text-secondary)}.header-actions{align-items:center;gap:12px;display:flex}.page-content{flex:1;padding:28px;overflow-y:auto}.btn{border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;border:none;justify-content:center;align-items:center;gap:8px;padding:8px 18px;font-family:inherit;font-size:13px;font-weight:500;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn svg{width:16px;height:16px}.btn-primary{background:var(--accent-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-primary-hover);box-shadow:var(--shadow-glow)}.btn-secondary{background:var(--bg-card);color:var(--text-secondary);border:1px solid var(--border-color)}.btn-secondary:hover:not(:disabled){background:var(--bg-card-hover);color:var(--text-primary)}.btn-danger{color:var(--accent-danger);background:#ef44441f}.btn-danger:hover:not(:disabled){background:#ef444433}.btn-ghost{color:var(--text-secondary);background:0 0}.btn-ghost:hover:not(:disabled){color:var(--text-primary);background:#ffffff0d}.btn-sm{padding:5px 12px;font-size:12px}.btn-lg{padding:12px 24px;font-size:14px}.input-group{flex-direction:column;gap:6px;display:flex}.input-label{color:var(--text-secondary);font-size:12px;font-weight:500}.input{background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);transition:all var(--transition-fast);outline:none;width:100%;padding:9px 14px;font-family:inherit;font-size:13px}.input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px #3b82f626}.input::placeholder{color:var(--text-muted)}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);transition:all var(--transition-normal);overflow:hidden}.card:hover{border-color:var(--border-accent);box-shadow:var(--shadow-glow)}.card-header{border-bottom:1px solid var(--border-subtle);justify-content:space-between;align-items:center;padding:18px 22px;display:flex}.card-title{color:var(--text-primary);font-size:14px;font-weight:600}.card-body{padding:22px}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;display:grid}.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);transition:all var(--transition-normal);padding:20px 22px;position:relative;overflow:hidden}.stat-card:before{content:"";background:var(--stat-accent,var(--accent-primary));opacity:0;height:3px;transition:opacity var(--transition-normal);position:absolute;top:0;left:0;right:0}.stat-card:hover:before{opacity:1}.stat-card:hover{border-color:var(--border-accent);box-shadow:var(--shadow-md);transform:translateY(-2px)}.stat-card-icon{border-radius:var(--radius-md);justify-content:center;align-items:center;width:40px;height:40px;margin-bottom:12px;display:flex}.stat-card-icon svg{width:20px;height:20px}.stat-card-label{color:var(--text-muted);margin-bottom:6px;font-size:12px;font-weight:500}.stat-card-value{color:var(--text-primary);font-size:28px;font-weight:700;line-height:1.1}.stat-card-suffix{color:var(--text-muted);margin-left:4px;font-size:14px;font-weight:400}.stat-card-change{border-radius:10px;align-items:center;gap:4px;margin-top:8px;padding:2px 8px;font-size:11px;font-weight:600;display:inline-flex}.stat-card-change.positive{color:var(--accent-success);background:#10b9811f}.stat-card-change.negative{color:var(--accent-danger);background:#ef44441f}.table-container{border:1px solid var(--border-color);border-radius:var(--radius-lg);background:var(--bg-card);overflow-x:auto}.table{border-collapse:collapse;width:100%;font-size:13px}.table th{text-align:left;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);border-bottom:1px solid var(--border-color);white-space:nowrap;cursor:pointer;-webkit-user-select:none;user-select:none;transition:color var(--transition-fast);background:#00000026;padding:12px 16px;font-size:11px;font-weight:600}.table th:hover{color:var(--text-secondary)}.table th.sorted{color:var(--accent-primary)}.table td{border-bottom:1px solid var(--border-subtle);color:var(--text-secondary);transition:background var(--transition-fast);padding:10px 16px}.table tr:hover td{background:#ffffff05}.table tr:last-child td{border-bottom:none}.badge{letter-spacing:.02em;border-radius:10px;align-items:center;gap:4px;padding:3px 10px;font-size:11px;font-weight:600;display:inline-flex}.badge-blue{color:var(--accent-primary);background:#3b82f61f}.badge-green{color:var(--accent-success);background:#10b9811f}.badge-yellow{color:var(--accent-warning);background:#f59e0b1f}.badge-red{color:var(--accent-danger);background:#ef44441f}.badge-purple{color:var(--accent-info);background:#8b5cf61f}.badge-gray{color:var(--text-muted);background:#94a3b81f}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;background:#0009;justify-content:center;align-items:center;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.modal{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-xl);width:100%;max-width:480px;box-shadow:var(--shadow-lg);animation:.3s cubic-bezier(.16,1,.3,1) slideUp}.modal-header{justify-content:space-between;align-items:center;padding:22px 24px 0;display:flex}.modal-title{font-size:16px;font-weight:600}.modal-body{padding:20px 24px}.modal-footer{border-top:1px solid var(--border-subtle);justify-content:flex-end;gap:10px;padding:16px 24px;display:flex}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes pulse{0%,to{opacity:.5}50%{opacity:1}}.login-container{height:100vh;display:flex;overflow:hidden}.login-left{background:var(--bg-primary);flex:1;justify-content:center;align-items:center;display:flex}.login-form-wrapper{width:100%;max-width:380px;padding:32px}.login-brand{align-items:center;gap:12px;margin-bottom:40px;display:flex}.login-form{flex-direction:column;gap:18px;display:flex}.login-form h1{letter-spacing:-.02em;margin-bottom:4px;font-size:24px;font-weight:700}.login-form p{color:var(--text-muted);margin-top:-12px;margin-bottom:8px;font-size:13px}.login-right{background:var(--gradient-primary);flex:1;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.login-right:before{content:"";background:radial-gradient(circle at 30% 40%,#ffffff14 0%,#0000 50%),radial-gradient(circle at 70% 70%,#00000026 0%,#0000 50%);position:absolute;inset:0}.login-illustration{z-index:1;text-align:center;color:#fff;max-width:400px;padding:32px;position:relative}.login-illustration h2{margin-bottom:12px;font-size:28px;font-weight:700;line-height:1.3}.login-illustration p{opacity:.8;font-size:14px}.login-error{color:var(--accent-danger);border-radius:var(--radius-sm);background:#ef44441a;border:1px solid #ef444433;padding:10px 14px;font-size:12px}.buildings-grid{grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:20px;display:grid}.building-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-normal);padding:22px;position:relative;overflow:hidden}.building-card:after{content:"";background:var(--gradient-primary);opacity:0;height:3px;transition:opacity var(--transition-normal);position:absolute;top:0;left:0;right:0}.building-card:hover{border-color:var(--border-accent);box-shadow:var(--shadow-glow);transform:translateY(-3px)}.building-card:hover:after{opacity:1}.building-card-name{color:var(--text-primary);margin-bottom:4px;font-size:16px;font-weight:600}.building-card-location{color:var(--text-muted);margin-bottom:16px;font-size:12px}.building-card-stats{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.building-card-stat label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:10px}.building-card-stat span{color:var(--text-primary);margin-top:2px;font-size:18px;font-weight:700;display:block}.confidence-meter{background:var(--bg-input);border-radius:3px;width:100%;height:6px;margin-top:16px;overflow:hidden}.confidence-meter-fill{height:100%;transition:width var(--transition-slow);border-radius:3px}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:80px 32px;display:flex}.empty-state svg{width:64px;height:64px;color:var(--text-muted);opacity:.5;margin-bottom:16px}.empty-state h3{margin-bottom:6px;font-size:16px;font-weight:600}.empty-state p{color:var(--text-muted);max-width:300px;font-size:13px}.search-input{position:relative}.search-input svg{color:var(--text-muted);width:16px;height:16px;position:absolute;top:50%;left:12px;transform:translateY(-50%)}.search-input input{padding-left:36px}.topology-container{width:100%;height:calc(100vh - var(--header-height) - 56px);background:var(--bg-primary);border-radius:var(--radius-lg);border:1px solid var(--border-color);overflow:hidden}.zone-node{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);min-width:160px;transition:all var(--transition-fast);padding:12px 16px;font-size:12px}.zone-node:hover{border-color:var(--accent-primary);box-shadow:var(--shadow-glow)}.zone-node.core{border-left:3px solid var(--accent-secondary)}.zone-node.perimeter{border-left:3px solid var(--accent-primary)}.zone-node-name{color:var(--text-primary);margin-bottom:4px;font-weight:600}.zone-node-meta{color:var(--text-muted);font-size:11px}@media (max-width:768px){.sidebar{width:var(--sidebar-collapsed)}.sidebar-logo-text,.sidebar-link span,.sidebar-section-label,.sidebar-user-info,.sidebar-badge{display:none}.main-content{margin-left:var(--sidebar-collapsed)}.login-right{display:none}.stats-grid{grid-template-columns:repeat(2,1fr)}}