:root{--color-bg: #0a0f14;--color-bg-secondary: #111920;--color-bg-card: #151d26;--color-bg-elevated: #1a242f;--color-border: #2a3847;--color-border-light: #3a4857;--color-primary: #14b8a6;--color-primary-light: #2dd4bf;--color-primary-dark: #0d9488;--color-primary-glow: rgba(20, 184, 166, .15);--color-accent: #d97706;--color-accent-light: #f59e0b;--color-text: #e2e8f0;--color-text-secondary: #94a3b8;--color-text-muted: #64748b;--color-success: #22c55e;--color-warning: #f59e0b;--color-error: #ef4444;--color-info: #3b82f6;--font-sans: "Outfit", system-ui, sans-serif;--font-mono: "JetBrains Mono", monospace;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-glow: 0 0 30px var(--color-primary-glow)}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);line-height:1.6;-webkit-font-smoothing:antialiased}#root{min-height:100%;display:flex;flex-direction:column}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 20% 30%,var(--color-primary-glow) 0%,transparent 40%),radial-gradient(circle at 80% 70%,rgba(217,119,6,.08) 0%,transparent 40%);pointer-events:none;z-index:-1}.layout{min-height:100vh;display:flex;flex-direction:column}.header{background:var(--color-bg-secondary);border-bottom:1px solid var(--color-border);padding:1rem 2rem;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.header-logo{display:flex;align-items:center;gap:.75rem;text-decoration:none;color:var(--color-text)}.header-logo svg{color:var(--color-primary)}.header-logo h1{font-size:1.5rem;font-weight:600;letter-spacing:-.02em}.header-logo span{color:var(--color-primary)}.main-content{flex:1;padding:2rem;max-width:1600px;margin:0 auto;width:100%}.page-header{margin-bottom:2rem}.page-header h2{font-size:2rem;font-weight:600;letter-spacing:-.02em;margin-bottom:.5rem}.page-header p{color:var(--color-text-secondary)}.card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1.5rem;transition:all .2s ease}.card:hover{border-color:var(--color-border-light);box-shadow:var(--shadow-md)}.card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1rem}.card-title{font-size:1.125rem;font-weight:600;color:var(--color-text)}.card-subtitle{font-size:.875rem;color:var(--color-text-secondary);font-family:var(--font-mono)}.device-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.5rem}.device-card{cursor:pointer;position:relative;overflow:hidden}.device-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));opacity:0;transition:opacity .2s ease}.device-card:hover:before{opacity:1}.device-card.status-active:before{background:var(--color-success);opacity:.5}.device-card.status-low_battery:before{background:var(--color-warning);opacity:1}.device-card.status-error:before{background:var(--color-error);opacity:1}.device-card.status-inactive:before{background:var(--color-text-muted);opacity:.5}.device-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:1rem}.stat-item{background:var(--color-bg-secondary);padding:.75rem;border-radius:var(--radius-sm)}.stat-label{font-size:.75rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.25rem}.stat-value{font-size:1.25rem;font-weight:600;font-family:var(--font-mono);color:var(--color-text)}.stat-value.warning{color:var(--color-warning)}.stat-value.error{color:var(--color-error)}.status-badge{display:inline-flex;align-items:center;gap:.375rem;padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:500;text-transform:uppercase;letter-spacing:.05em}.status-badge:before{content:"";width:6px;height:6px;border-radius:50%;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.status-badge.active{background:#22c55e26;color:var(--color-success)}.status-badge.active:before{background:var(--color-success)}.status-badge.low_battery{background:#f59e0b26;color:var(--color-warning)}.status-badge.low_battery:before{background:var(--color-warning)}.status-badge.error{background:#ef444426;color:var(--color-error)}.status-badge.error:before{background:var(--color-error)}.status-badge.inactive{background:#64748b26;color:var(--color-text-muted)}.status-badge.inactive:before{background:var(--color-text-muted)}.last-update{font-size:.875rem;color:var(--color-text-secondary);margin-top:1rem;padding-top:1rem;border-top:1px solid var(--color-border)}.device-preview{display:grid;grid-template-columns:1fr 400px;gap:2rem}@media (max-width: 1200px){.device-preview{grid-template-columns:1fr}}.preview-main{display:flex;flex-direction:column;gap:2rem}.preview-sidebar{display:flex;flex-direction:column;gap:1.5rem}.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.info-item{background:var(--color-bg-secondary);padding:1rem;border-radius:var(--radius-md)}.info-label{font-size:.75rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.5rem}.info-value{font-size:1rem;font-weight:500;color:var(--color-text)}.info-value.mono{font-family:var(--font-mono)}.chart-container{background:var(--color-bg-secondary);border-radius:var(--radius-md);padding:1.5rem}.chart-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.chart-title{font-size:1rem;font-weight:600}.chart-select{background:var(--color-bg-card);border:1px solid var(--color-border);color:var(--color-text);padding:.5rem 1rem;border-radius:var(--radius-sm);font-family:var(--font-sans);font-size:.875rem;cursor:pointer}.chart-select:focus{outline:none;border-color:var(--color-primary)}.map-container{height:300px;border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--color-border);position:relative;z-index:0}.map-container .leaflet-container{height:100%;background:var(--color-bg-secondary)}.map-placeholder{height:100%;display:flex;align-items:center;justify-content:center;background:var(--color-bg-secondary);color:var(--color-text-muted);font-size:.875rem}.uplink-filters{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1rem}.filter-btn{background:var(--color-bg-secondary);border:1px solid var(--color-border);color:var(--color-text-secondary);padding:.5rem 1rem;border-radius:var(--radius-sm);font-family:var(--font-sans);font-size:.875rem;cursor:pointer;transition:all .2s ease}.filter-btn:hover{border-color:var(--color-border-light);color:var(--color-text)}.filter-btn.active{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.uplink-list{display:flex;flex-direction:column;gap:.75rem;max-height:500px;overflow-y:auto}.uplink-item{background:var(--color-bg-secondary);border-radius:var(--radius-md);padding:1rem;display:grid;grid-template-columns:auto 1fr auto;gap:1rem;align-items:center;border-left:3px solid var(--action-color, var(--color-border))}.uplink-action{font-family:var(--font-mono);font-size:.875rem;font-weight:600;padding:.25rem .5rem;border-radius:var(--radius-sm);background:#ffffff0d;color:var(--action-color)}.uplink-details{display:flex;flex-wrap:wrap;gap:1rem;font-size:.875rem;color:var(--color-text-secondary)}.uplink-details span{display:flex;align-items:center;gap:.25rem}.uplink-details strong{color:var(--color-text);font-weight:500}.uplink-time{font-size:.75rem;color:var(--color-text-muted);font-family:var(--font-mono);text-align:right}.pagination{display:flex;justify-content:center;align-items:center;gap:1rem;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--color-border)}.pagination button{background:var(--color-bg-secondary);border:1px solid var(--color-border);color:var(--color-text);padding:.5rem 1rem;border-radius:var(--radius-sm);font-family:var(--font-sans);cursor:pointer;transition:all .2s ease}.pagination button:hover:not(:disabled){background:var(--color-bg-elevated);border-color:var(--color-primary)}.pagination button:disabled{opacity:.5;cursor:not-allowed}.pagination span{font-size:.875rem;color:var(--color-text-secondary)}.back-btn{display:inline-flex;align-items:center;gap:.5rem;color:var(--color-text-secondary);text-decoration:none;font-size:.875rem;margin-bottom:1rem;transition:color .2s ease}.back-btn:hover{color:var(--color-primary)}.loading{display:flex;align-items:center;justify-content:center;padding:4rem;color:var(--color-text-secondary)}.spinner{width:40px;height:40px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{text-align:center;padding:4rem 2rem;color:var(--color-text-secondary)}.empty-state svg{width:64px;height:64px;margin-bottom:1rem;opacity:.5}.empty-state h3{font-size:1.25rem;color:var(--color-text);margin-bottom:.5rem}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-border-light)}.recharts-cartesian-grid-horizontal line,.recharts-cartesian-grid-vertical line{stroke:var(--color-border)}.recharts-text{fill:var(--color-text-secondary);font-family:var(--font-mono);font-size:.75rem}.recharts-tooltip-wrapper{outline:none}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem}.login-container{width:100%;max-width:400px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:2.5rem;box-shadow:var(--shadow-lg)}.login-header{text-align:center;margin-bottom:2rem}.login-header svg{color:var(--color-primary);margin-bottom:1rem}.login-header h1{font-size:2rem;font-weight:600;letter-spacing:-.02em;margin-bottom:.5rem}.login-header h1 span{color:var(--color-primary)}.login-header p{color:var(--color-text-secondary);font-size:.875rem}.login-error{background:#ef44441a;border:1px solid rgba(239,68,68,.3);color:var(--color-error);padding:.75rem 1rem;border-radius:var(--radius-md);font-size:.875rem;margin-bottom:1.5rem;text-align:center}.login-form{display:flex;flex-direction:column;gap:1.25rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-size:.875rem;font-weight:500;color:var(--color-text-secondary)}.form-group input{background:var(--color-bg-secondary);border:1px solid var(--color-border);color:var(--color-text);padding:.875rem 1rem;border-radius:var(--radius-md);font-family:var(--font-sans);font-size:1rem;transition:all .2s ease}.form-group input::placeholder{color:var(--color-text-muted)}.form-group input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-glow)}.form-group input:disabled{opacity:.6;cursor:not-allowed}.login-btn{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));border:none;color:#fff;padding:1rem;border-radius:var(--radius-md);font-family:var(--font-sans);font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;margin-top:.5rem}.login-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 20px #14b8a666}.login-btn:disabled{opacity:.7;cursor:not-allowed}.spinner-small{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite}.login-footer{margin-top:1.5rem;text-align:center;padding-top:1.5rem;border-top:1px solid var(--color-border)}.link-btn{background:none;border:none;color:var(--color-primary);font-family:var(--font-sans);font-size:.875rem;cursor:pointer;transition:color .2s ease}.link-btn:hover{color:var(--color-primary-light);text-decoration:underline}.header-user{display:flex;align-items:center;gap:1rem}.header-user-name{font-size:.875rem;color:var(--color-text-secondary)}.logout-btn{background:var(--color-bg-secondary);border:1px solid var(--color-border);color:var(--color-text-secondary);padding:.5rem 1rem;border-radius:var(--radius-sm);font-family:var(--font-sans);font-size:.75rem;cursor:pointer;transition:all .2s ease}.logout-btn:hover{border-color:var(--color-error);color:var(--color-error)}.header-actions{display:flex;align-items:center;gap:.75rem}.refresh-btn{background:var(--color-bg-secondary);border:1px solid var(--color-border);color:var(--color-text-secondary);padding:.5rem;border-radius:var(--radius-sm);cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.refresh-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.refresh-btn:active{transform:scale(.95)}.refresh-btn:active svg{animation:spin .5s ease}.settings-dropdown{position:relative}.settings-btn{background:var(--color-bg-secondary);border:1px solid var(--color-border);color:var(--color-text-secondary);padding:.5rem .75rem;border-radius:var(--radius-sm);cursor:pointer;transition:all .2s ease;display:flex;align-items:center;gap:.5rem;font-family:var(--font-sans);font-size:.75rem}.settings-btn:hover{border-color:var(--color-border-light);color:var(--color-text)}.settings-btn.active{border-color:var(--color-primary);color:var(--color-primary)}.settings-label{font-family:var(--font-mono);font-weight:500}.settings-menu{position:absolute;top:calc(100% + 8px);right:0;background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:.5rem;min-width:140px;box-shadow:var(--shadow-lg);z-index:1000}.settings-menu-title{font-size:.7rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;padding:.5rem .75rem .25rem}.settings-menu-item{display:flex;align-items:center;justify-content:space-between;width:100%;background:none;border:none;color:var(--color-text-secondary);padding:.5rem .75rem;border-radius:var(--radius-sm);cursor:pointer;font-family:var(--font-sans);font-size:.875rem;transition:all .15s ease;text-align:left}.settings-menu-item:hover{background:var(--color-bg-secondary);color:var(--color-text)}.settings-menu-item.selected{color:var(--color-primary)}.settings-menu-item svg{flex-shrink:0}