*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0f172a;--bg-card:#1e293b;--bg-hover:#263347;--border:#334155;--text:#e2e8f0;--text-muted:#94a3b8;--primary:#6366f1;--primary-h:#4f46e5;--success:#22c55e;--danger:#ef4444;--warning:#f59e0b;--radius:10px;--shadow:0 4px 24px #00000059}html,body,#root{height:100%}body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,sans-serif;font-size:15px;line-height:1.5}.page-loading{justify-content:center;align-items:center;height:100vh;display:flex}.spinner{border:2px solid #fff3;border-top-color:#fff;border-radius:50%;width:18px;height:18px;animation:.6s linear infinite spin;display:inline-block}.spinner.lg{border-width:3px;width:36px;height:36px}@keyframes spin{to{transform:rotate(360deg)}}.status-dot{background:var(--text-muted);border-radius:50%;width:7px;height:7px;display:inline-block}.status-badge.online .status-dot,.ws-indicator.connected .status-dot{background:var(--success);box-shadow:0 0 6px var(--success)}.status-badge.offline .status-dot{background:var(--text-muted)}.skeleton{background:linear-gradient(90deg, var(--bg-card) 25%, var(--bg-hover) 50%, var(--bg-card) 75%);border-radius:var(--radius);background-size:200% 100%;height:180px;animation:1.4s infinite shimmer}@keyframes shimmer{to{background-position:-200% 0}}button{cursor:pointer;font:inherit;border:none}.btn-primary{background:var(--primary);color:#fff;border-radius:var(--radius);justify-content:center;align-items:center;gap:8px;width:100%;padding:11px;font-size:15px;font-weight:600;transition:background .15s;display:flex}.btn-primary:hover:not(:disabled){background:var(--primary-h)}.btn-primary:disabled{opacity:.55;cursor:not-allowed}.btn-secondary{color:var(--text-muted);border:1px solid var(--border);border-radius:var(--radius);background:0 0;align-items:center;gap:6px;padding:7px 14px;font-size:13px;transition:color .15s,border-color .15s;display:flex}.btn-secondary:hover{color:var(--text);border-color:var(--text-muted)}.btn-connect{background:var(--primary);color:#fff;border-radius:8px;width:100%;margin-top:12px;padding:9px;font-size:14px;font-weight:600;transition:background .15s}.btn-connect:hover:not(:disabled){background:var(--primary-h)}.btn-connect:disabled{background:var(--bg-hover);color:var(--text-muted);cursor:not-allowed}.btn-logout{color:var(--text-muted);border:1px solid var(--border);background:0 0;border-radius:8px;padding:7px 14px;font-size:13px;transition:color .15s,border-color .15s}.btn-logout:hover{color:var(--danger);border-color:var(--danger)}.btn-disconnect{color:var(--danger);background:#ef44441a;border:1px solid #ef44444d;border-radius:8px;align-items:center;gap:6px;padding:7px 14px;font-size:13px;transition:background .15s;display:flex}.btn-disconnect:hover{background:#ef444433}.link-btn{color:var(--primary);font-size:inherit;background:0 0;text-decoration:underline}.login-page{background:radial-gradient(ellipse at 50% 0%, #6366f126 0%, transparent 70%), var(--bg);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.login-card{background:var(--bg-card);border:1px solid var(--border);width:100%;max-width:400px;box-shadow:var(--shadow);border-radius:16px;padding:40px 36px}.login-logo{align-items:center;gap:12px;margin-bottom:32px;display:flex}.login-logo h1{font-size:22px;font-weight:700}.login-card h2{margin-bottom:24px;font-size:18px;font-weight:600}.form-group{flex-direction:column;gap:6px;margin-bottom:16px;display:flex}.form-group label{color:var(--text-muted);font-size:13px;font-weight:500}.form-group input{background:var(--bg);border:1px solid var(--border);color:var(--text);font:inherit;border-radius:8px;padding:10px 13px;transition:border-color .15s}.form-group input:focus{border-color:var(--primary);outline:none}.form-group input::placeholder{color:var(--text-muted)}.form-error{color:var(--danger);background:#ef444414;border:1px solid #ef444433;border-radius:8px;margin-bottom:12px;padding:9px 12px;font-size:13px}.login-footer{text-align:center;color:var(--text-muted);margin-top:20px;font-size:13px}.navbar{background:var(--bg-card);border-bottom:1px solid var(--border);z-index:50;justify-content:space-between;align-items:center;height:56px;padding:0 24px;display:flex;position:sticky;top:0}.navbar-brand{align-items:center;gap:10px;font-size:17px;font-weight:700;display:flex}.navbar-right{align-items:center;gap:16px;display:flex}.ws-indicator{color:var(--text-muted);align-items:center;gap:6px;font-size:12px;display:flex}.ws-indicator.connected{color:var(--success)}.user-name{color:var(--text-muted);font-size:13px}.dashboard{flex-direction:column;min-height:100vh;display:flex}.dashboard-main{width:100%;max-width:1100px;margin:0 auto;padding:28px 24px}.stats-row{grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:32px;display:grid}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);flex-direction:column;gap:4px;padding:20px 22px;display:flex}.stat-card.online{border-color:#22c55e40}.stat-card.offline{border-color:#94a3b826}.stat-value{font-size:28px;font-weight:700}.stat-card.online .stat-value{color:var(--success)}.stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-size:12px}.section-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.section-header h2{font-size:17px;font-weight:600}.devices-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;display:grid}.device-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:border-color .2s,transform .15s}.device-card:hover{border-color:var(--primary);transform:translateY(-2px)}.device-card-header{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.device-icon{color:var(--text-muted)}.status-badge{border:1px solid var(--border);border-radius:20px;align-items:center;gap:5px;padding:3px 8px;font-size:12px;display:flex}.status-badge.online{color:var(--success);background:#22c55e14;border-color:#22c55e4d}.status-badge.offline{color:var(--text-muted)}.device-name{margin-bottom:4px;font-size:15px;font-weight:600}.device-id{color:var(--text-muted);margin-bottom:4px;font-family:monospace;font-size:12px}.device-lastseen{color:var(--text-muted);font-size:11px}.empty-state{text-align:center;flex-direction:column;grid-column:1/-1;align-items:center;gap:10px;padding:60px 24px;display:flex}.empty-state p{font-size:16px;font-weight:500}.empty-state span{color:var(--text-muted);font-size:13px}.remote-viewer{background:#020617;flex-direction:column;height:100vh;display:flex}.viewer-topbar{background:var(--bg-card);border-bottom:1px solid var(--border);flex-shrink:0;justify-content:space-between;align-items:center;height:48px;padding:0 16px;display:flex}.viewer-info{align-items:center;gap:16px;display:flex}.viewer-device-name{align-items:center;gap:7px;font-family:monospace;font-size:14px;font-weight:500;display:flex}.viewer-controls{align-items:center;gap:12px;display:flex}.session-badge{color:var(--success);align-items:center;gap:5px;font-size:12px;display:flex}.latency-badge{border:1px solid var(--border);border-radius:20px;padding:3px 8px;font-family:monospace;font-size:12px}.latency-badge.good{color:var(--success);border-color:#22c55e4d}.latency-badge.medium{color:var(--warning);border-color:#f59e0b4d}.latency-badge.bad{color:var(--danger);border-color:#ef44444d}.viewer-body{flex:1;display:flex;overflow:hidden}.video-container{background:#020617;flex:1;justify-content:center;align-items:center;display:flex}.remote-video{object-fit:contain;width:100%;height:100%}.connecting-indicator,.placeholder-content{text-align:center;color:var(--text-muted);flex-direction:column;align-items:center;gap:12px;display:flex}.connecting-indicator p,.placeholder-content p{font-size:15px}.connecting-indicator .connecting-sub,.placeholder-content span{font-size:13px}.viewer-error{color:var(--danger);text-align:center;flex-direction:column;align-items:center;gap:16px;max-width:320px;padding:40px;display:flex}.input-overlay-hint{border:1px solid var(--border);color:var(--text-muted);pointer-events:none;background:#000000b3;border-radius:20px;padding:6px 16px;font-size:12px;position:fixed;bottom:16px;left:50%;transform:translate(-50%)}.btn-transfer{border:1px solid var(--border);color:var(--text);cursor:pointer;background:0 0;border-radius:6px;align-items:center;gap:6px;padding:6px 12px;font-size:13px;transition:background .15s;display:flex}.btn-transfer:hover:not(:disabled){background:var(--bg-hover)}.btn-transfer:disabled{opacity:.5;cursor:not-allowed}.file-transfer-toast{background:var(--bg-card);border:1px solid var(--border);min-width:280px;max-width:400px;box-shadow:var(--shadow);z-index:100;border-radius:10px;align-items:center;gap:10px;padding:10px 16px;animation:.2s slideUp;display:flex;position:fixed;bottom:56px;left:50%;transform:translate(-50%)}.file-transfer-toast.done{border-color:#22c55e66}.file-transfer-toast.err{border-color:#ef444466}@keyframes slideUp{0%{opacity:0;transform:translate(-50%)translateY(10px)}}.file-transfer-info{flex-direction:column;flex:1;gap:4px;display:flex}.file-transfer-name{white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:500;overflow:hidden}.file-transfer-status{color:var(--text-muted);font-size:12px}.file-transfer-status.ok{color:var(--success)}.file-transfer-status.err{color:var(--danger)}.file-transfer-bar{background:var(--border);border-radius:2px;height:4px}.file-transfer-fill{background:var(--primary);border-radius:2px;height:100%;transition:width .2s}@media (width<=640px){.stats-row{grid-template-columns:1fr 1fr}.stats-row .stat-card:last-child{grid-column:span 2}.login-card{padding:28px 20px}.dashboard-main{padding:20px 16px}}