@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";@import "https://unpkg.com/leaflet@1.9.4/dist/leaflet.css";:root{--bg-dark:#0f172a;--bg-card:#1e293bb3;--bg-card-hover:#1e293be6;--primary:#3b82f6;--primary-hover:#2563eb;--accent:#10b981;--danger:#ef4444;--danger-hover:#dc2626;--text-main:#f8fafc;--text-muted:#94a3b8;--border:#ffffff1a;--glass-blur:16px;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-glow:0 0 20px #3b82f633}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-dark);color:var(--text-main);background-image:radial-gradient(at 0 0,#3b82f626 0,#0000 50%),radial-gradient(at 100% 100%,#10b98126 0,#0000 50%);background-attachment:fixed;min-height:100vh;font-family:Inter,sans-serif;overflow-x:hidden}.glass-panel{background:var(--bg-card);-webkit-backdrop-filter:blur(var(--glass-blur));border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:24px;transition:all .3s}.glass-panel:hover{background:var(--bg-card-hover);border-color:#fff3}h1,h2,h3,h4{letter-spacing:-.02em;font-weight:600}h1{margin-bottom:1rem;font-size:2.5rem}h2{margin-bottom:1rem;font-size:1.5rem}p{color:var(--text-muted);line-height:1.5}.btn{border-radius:var(--radius-md);cursor:pointer;border:none;outline:none;justify-content:center;align-items:center;gap:8px;padding:8px 16px;font-size:.875rem;font-weight:500;transition:all .2s;display:inline-flex}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 14px #3b82f663}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px);box-shadow:0 6px 20px #3b82f666}.btn-danger{border:1px solid var(--danger);color:var(--danger);background:0 0}.btn-danger:hover{background:var(--danger);color:#fff}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-2{gap:.5rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.app-layout{width:100vw;height:100vh;display:flex;overflow:hidden}.sidebar{background:var(--bg-card);border-right:1px solid var(--border);width:250px;-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur));z-index:100;flex-direction:column;transition:width .3s;display:flex}.sidebar.collapsed{width:72px}.sidebar-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;padding:20px;display:flex}.sidebar.collapsed .sidebar-header h2{display:none}.sidebar-nav{flex-direction:column;flex:1;gap:8px;padding:20px 12px;display:flex;overflow-y:auto}.sidebar-link{border-radius:var(--radius-md);color:var(--text-muted);text-align:left;cursor:pointer;white-space:nowrap;background:0 0;border:none;align-items:center;gap:12px;width:100%;padding:12px 16px;font-size:.8rem;font-weight:400;text-decoration:none;transition:all .2s;display:flex}.sidebar.collapsed .sidebar-link{justify-content:center;padding:12px}.sidebar.collapsed .link-text{display:none}.sidebar-link:hover{color:var(--text-main);background:#ffffff0d}.sidebar-link.active{color:var(--primary);border-left:3px solid var(--primary);background:#3b82f626}.sidebar-footer{border-top:1px solid var(--border);flex-direction:column;padding:20px;display:flex}.sidebar.collapsed .sidebar-footer{align-items:center;padding:20px 12px}.sidebar.collapsed .footer-text{display:none}.sidebar.collapsed .btn-danger{justify-content:center;padding:8px}.sidebar.collapsed .btn-danger span{display:none}.main-area{flex-direction:column;flex:1;height:100vh;display:flex;position:relative;overflow:hidden}.top-bar{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);z-index:50;background:#0f172acc;justify-content:flex-end;align-items:center;gap:16px;height:70px;padding:0 24px;display:flex}.content-wrapper{flex-direction:column;flex:1;display:flex;position:relative;overflow-y:auto}.app-container{flex-direction:column;width:100vw;height:100vh;display:flex;overflow:hidden}.top-nav{background:var(--bg-card);-webkit-backdrop-filter:blur(var(--glass-blur));backdrop-filter:blur(var(--glass-blur));border-bottom:1px solid var(--border);z-index:10;justify-content:space-between;align-items:center;padding:12px 24px;display:flex;position:sticky;top:0}.main-content{flex:1;position:relative;overflow-y:auto}.map-container{z-index:1;width:100%;height:100%}.input-group{flex-direction:column;gap:8px;margin-bottom:16px;display:flex}.input-group label{color:var(--text-muted);font-size:.875rem}.input-group input{border:1px solid var(--border);color:#fff;background:#0003;border-radius:8px;padding:12px;font-family:inherit;transition:all .2s}.input-group input:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 2px #3b82f633}.login-screen{justify-content:center;align-items:center;height:100vh;display:flex}.login-card{text-align:center;width:100%;max-width:400px}.login-icon{width:80px;height:80px;color:var(--primary);box-shadow:var(--shadow-glow);background:#3b82f61a;border-radius:50%;justify-content:center;align-items:center;margin:0 auto 24px;display:flex}.tracker-item{cursor:pointer;background:#ffffff08;border:1px solid #0000;border-radius:12px;margin-bottom:12px;padding:16px;transition:all .2s}.tracker-item:hover{border-color:var(--border);background:#ffffff0d}.tracker-item.active{border-color:var(--primary);background:#3b82f61a}.status-indicator{border-radius:50%;width:8px;height:8px;display:inline-block}.status-indicator.online{background:var(--accent);box-shadow:0 0 8px var(--accent)}.status-indicator.offline{background:var(--text-muted)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.4s forwards fadeIn}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#fff3}@media (width<=768px){.top-nav{flex-direction:column;align-items:stretch;gap:12px;padding:12px}}.signal-icon-container{justify-content:center;align-items:center;width:24px;height:24px;display:flex}.signal-dot{background-color:var(--primary);width:12px;height:12px;box-shadow:0 0 6px var(--primary);border-radius:50%;position:absolute}.signal-ring{border:2px solid var(--primary);border-radius:50%;width:24px;height:24px;animation:1.5s cubic-bezier(.215,.61,.355,1) infinite signal-pulse;position:absolute}@keyframes signal-pulse{0%{opacity:1;transform:scale(.5)}to{opacity:0;transform:scale(2.5)}}