:root{--bg-primary: #0a0a1a;--bg-secondary: #111127;--bg-card: rgba(255, 255, 255, .04);--bg-card-hover: rgba(255, 255, 255, .07);--bg-glass: rgba(255, 255, 255, .06);--border-color: rgba(255, 255, 255, .08);--border-hover: rgba(255, 255, 255, .15);--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--accent: #6366f1;--accent-glow: rgba(99, 102, 241, .25);--success: #22c55e;--success-glow: rgba(34, 197, 94, .2);--warning: #f59e0b;--danger: #ef4444;--danger-glow: rgba(239, 68, 68, .2);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--shadow: 0 4px 24px rgba(0, 0, 0, .3);--transition: all .25s cubic-bezier(.4, 0, .2, 1);--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#fff3}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#0a0a1a,#1a1a3e,#0a0a1a);position:relative;overflow:hidden}.login-page:before{content:"";position:absolute;width:500px;height:500px;background:radial-gradient(circle,var(--accent-glow),transparent 70%);top:-100px;right:-100px;animation:float 6s ease-in-out infinite}.login-page:after{content:"";position:absolute;width:400px;height:400px;background:radial-gradient(circle,rgba(168,85,247,.15),transparent 70%);bottom:-100px;left:-100px;animation:float 8s ease-in-out infinite reverse}@keyframes float{0%,to{transform:translate(0)}50%{transform:translate(30px,-30px)}}.login-card{background:var(--bg-glass);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:48px;width:100%;max-width:420px;position:relative;z-index:1;box-shadow:var(--shadow)}.login-logo{text-align:center;margin-bottom:32px}.login-logo h1{font-size:28px;font-weight:800;background:linear-gradient(135deg,#6366f1,#a855f7,#ec4899);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.5px}.login-logo p{color:var(--text-muted);font-size:14px;margin-top:6px}.form-group{margin-bottom:20px}.form-group label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:8px}.form-input{width:100%;padding:12px 16px;background:#ffffff0d;border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;font-family:var(--font);transition:var(--transition);outline:none}.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.form-input::placeholder{color:var(--text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:600;font-family:var(--font);cursor:pointer;transition:var(--transition);outline:none;text-decoration:none}.btn-primary{width:100%;background:linear-gradient(135deg,#6366f1,#8b5cf6);color:#fff;box-shadow:0 4px 12px var(--accent-glow)}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px var(--accent-glow)}.btn-primary:active{transform:translateY(0)}.btn-danger{background:#ef444426;color:var(--danger);border:1px solid rgba(239,68,68,.2)}.btn-danger:hover{background:#ef444440;box-shadow:0 4px 12px var(--danger-glow)}.btn-warning{background:#f59e0b26;color:var(--warning);border:1px solid rgba(245,158,11,.2)}.btn-warning:hover{background:#f59e0b40}.btn-ghost{background:var(--bg-glass);color:var(--text-secondary);border:1px solid var(--border-color)}.btn-ghost:hover{background:var(--bg-card-hover);color:var(--text-primary);border-color:var(--border-hover)}.btn-sm{padding:8px 14px;font-size:12px}.btn-icon{width:36px;height:36px;padding:0;border-radius:var(--radius-sm)}.error-msg{background:#ef44441a;border:1px solid rgba(239,68,68,.2);color:var(--danger);padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;margin-bottom:16px;animation:shake .4s ease}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-6px)}75%{transform:translate(6px)}}.app-layout{display:flex;height:100vh}.sidebar{width:260px;background:var(--bg-secondary);border-right:1px solid var(--border-color);display:flex;flex-direction:column;flex-shrink:0}.sidebar-header{padding:24px 20px;border-bottom:1px solid var(--border-color)}.sidebar-header h2{font-size:18px;font-weight:700;background:linear-gradient(135deg,#6366f1,#a855f7);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sidebar-header .server-status{font-size:12px;color:var(--text-muted);margin-top:4px;display:flex;align-items:center;gap:6px}.sidebar-nav{padding:12px 10px;flex:1;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:14px;font-weight:500;cursor:pointer;transition:var(--transition);text-decoration:none;margin-bottom:2px}.nav-item:hover{background:var(--bg-card-hover);color:var(--text-primary)}.nav-item.active{background:#6366f11f;color:var(--accent)}.nav-item svg{width:18px;height:18px;flex-shrink:0}.sidebar-footer{padding:16px 20px;border-top:1px solid var(--border-color)}.main-content{flex:1;overflow-y:auto;padding:28px 32px;background:var(--bg-primary)}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.page-header h1{font-size:24px;font-weight:700;letter-spacing:-.3px}.page-header .header-actions{display:flex;gap:10px}.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:28px}.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px;transition:var(--transition)}.stat-card:hover{border-color:var(--border-hover);background:var(--bg-card-hover)}.stat-label{font-size:12px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}.stat-value{font-size:28px;font-weight:700}.stat-value.success{color:var(--success)}.stat-value.danger{color:var(--danger)}.stat-value.accent{color:var(--accent)}.device-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.device-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px;cursor:pointer;transition:var(--transition);position:relative;overflow:hidden}.device-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--danger);transition:var(--transition)}.device-card.online:before{background:linear-gradient(90deg,#22c55e,#16a34a)}.device-card:hover{border-color:var(--border-hover);background:var(--bg-card-hover);transform:translateY(-2px);box-shadow:var(--shadow)}.device-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.device-name{font-size:16px;font-weight:600}.status-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:20px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.3px}.status-badge.online{background:var(--success-glow);color:var(--success)}.status-badge.offline{background:var(--danger-glow);color:var(--danger)}.status-dot-sm{width:6px;height:6px;border-radius:50%;background:currentColor}.status-badge.online .status-dot-sm{animation:pulse-dot 2s infinite}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}.device-info{display:flex;flex-direction:column;gap:6px}.device-info-row{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-secondary)}.device-info-row svg{width:14px;height:14px;color:var(--text-muted);flex-shrink:0}.detail-header{display:flex;align-items:center;gap:16px;margin-bottom:28px}.back-btn{display:flex;align-items:center;gap:6px;color:var(--text-secondary);font-size:14px;cursor:pointer;transition:var(--transition);background:none;border:none;font-family:var(--font)}.back-btn:hover{color:var(--text-primary)}.detail-title{font-size:22px;font-weight:700}.detail-tabs{display:flex;gap:4px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:4px;margin-bottom:24px;overflow-x:auto}.tab-btn{display:flex;align-items:center;gap:8px;padding:10px 18px;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);font-size:13px;font-weight:500;font-family:var(--font);cursor:pointer;transition:var(--transition);white-space:nowrap}.tab-btn:hover{background:var(--bg-card-hover);color:var(--text-primary)}.tab-btn.active{background:#6366f11f;color:var(--accent)}.tab-btn svg{width:16px;height:16px}.panel{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);overflow:hidden}.panel-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border-color)}.panel-title{font-size:15px;font-weight:600}.panel-body{padding:20px}.file-breadcrumb{display:flex;align-items:center;gap:4px;padding:12px 20px;background:#0003;border-bottom:1px solid var(--border-color);overflow-x:auto;flex-wrap:nowrap}.breadcrumb-item{font-size:13px;color:var(--text-muted);cursor:pointer;transition:var(--transition);white-space:nowrap;background:none;border:none;font-family:var(--font);padding:2px 6px;border-radius:4px}.breadcrumb-item:hover{color:var(--accent);background:#6366f11a}.breadcrumb-sep{color:var(--text-muted);font-size:12px}.file-list{max-height:500px;overflow-y:auto}.file-item{display:flex;align-items:center;gap:12px;padding:10px 20px;cursor:pointer;transition:var(--transition);border-bottom:1px solid rgba(255,255,255,.03)}.file-item:hover{background:var(--bg-card-hover)}.file-item svg{width:18px;height:18px;flex-shrink:0}.file-item .folder-icon{color:#f59e0b}.file-item .file-icon{color:var(--text-muted)}.file-name{flex:1;font-size:14px;font-weight:400}.file-size{font-size:12px;color:var(--text-muted);min-width:70px;text-align:right}.file-date{font-size:12px;color:var(--text-muted);min-width:140px;text-align:right}.file-actions{display:flex;gap:4px;opacity:0;transition:var(--transition)}.file-item:hover .file-actions{opacity:1}.file-action-btn{width:28px;height:28px;display:flex;align-items:center;justify-content:center;border:none;border-radius:6px;background:transparent;color:var(--text-muted);cursor:pointer;transition:var(--transition)}.file-action-btn:hover{background:var(--bg-card-hover);color:var(--text-primary)}.file-action-btn.delete:hover{background:var(--danger-glow);color:var(--danger)}.system-info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}.info-card{background:#00000026;border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:16px}.info-card-title{font-size:12px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:10px}.info-card-value{font-size:20px;font-weight:700;margin-bottom:4px}.info-card-sub{font-size:12px;color:var(--text-secondary)}.progress-bar{height:6px;background:#ffffff14;border-radius:3px;overflow:hidden;margin-top:10px}.progress-fill{height:100%;border-radius:3px;transition:width .5s ease;background:linear-gradient(90deg,var(--accent),#a855f7)}.progress-fill.warning{background:linear-gradient(90deg,#f59e0b,#ef4444)}.progress-fill.danger{background:linear-gradient(90deg,#ef4444,#dc2626)}.controls-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}.control-btn{display:flex;flex-direction:column;align-items:center;gap:10px;padding:24px 16px;border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-card);color:var(--text-secondary);cursor:pointer;transition:var(--transition);font-family:var(--font)}.control-btn:hover{border-color:var(--border-hover);background:var(--bg-card-hover);transform:translateY(-2px)}.control-btn svg{width:28px;height:28px}.control-btn.shutdown:hover{color:var(--danger);border-color:#ef44444d}.control-btn.restart:hover{color:var(--warning);border-color:#f59e0b4d}.control-btn.lock:hover{color:var(--accent);border-color:#6366f14d}.control-label{font-size:13px;font-weight:600}.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.04)}.toggle-row:last-child{border-bottom:none}.toggle-info h4{font-size:14px;font-weight:600;margin-bottom:4px}.toggle-info p{font-size:12px;color:var(--text-muted)}.toggle-switch{position:relative;width:44px;height:24px;flex-shrink:0}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;inset:0;background:#ffffff1a;border-radius:12px;cursor:pointer;transition:var(--transition)}.toggle-slider:before{content:"";position:absolute;width:18px;height:18px;left:3px;top:3px;background:#fff;border-radius:50%;transition:var(--transition)}.toggle-switch input:checked+.toggle-slider{background:var(--accent)}.toggle-switch input:checked+.toggle-slider:before{transform:translate(20px)}.log-filters{display:flex;gap:8px;padding:12px 20px;border-bottom:1px solid var(--border-color)}.log-filter-btn{padding:6px 12px;border-radius:20px;border:1px solid var(--border-color);background:transparent;color:var(--text-muted);font-size:12px;font-weight:500;font-family:var(--font);cursor:pointer;transition:var(--transition)}.log-filter-btn:hover{border-color:var(--border-hover);color:var(--text-primary)}.log-filter-btn.active{background:#6366f11f;color:var(--accent);border-color:#6366f14d}.log-list{max-height:400px;overflow-y:auto}.log-entry{display:flex;gap:12px;padding:10px 20px;font-size:13px;border-bottom:1px solid rgba(255,255,255,.03);transition:var(--transition)}.log-entry:hover{background:var(--bg-card-hover)}.log-time{color:var(--text-muted);font-size:12px;white-space:nowrap;min-width:80px;font-family:Courier New,monospace}.log-type{padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600;text-transform:uppercase;min-width:60px;text-align:center}.log-type.info{background:#6366f126;color:var(--accent)}.log-type.warning{background:#f59e0b26;color:var(--warning)}.log-type.error{background:#ef444426;color:var(--danger)}.log-message{flex:1;color:var(--text-secondary);word-break:break-word}.modal-overlay{position:fixed;inset:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:28px;width:100%;max-width:440px;box-shadow:0 20px 60px #00000080;animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.modal h3{font-size:18px;font-weight:700;margin-bottom:16px}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--text-muted)}.empty-state svg{width:48px;height:48px;margin-bottom:16px;opacity:.3}.empty-state p{font-size:14px}.loading{display:flex;align-items:center;justify-content:center;padding:40px}.spinner{width:32px;height:32px;border:3px solid rgba(255,255,255,.1);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast-container{position:fixed;bottom:24px;right:24px;z-index:2000;display:flex;flex-direction:column;gap:8px}.toast{padding:12px 20px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;box-shadow:var(--shadow);animation:slideIn .3s ease;max-width:400px}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.toast.success{background:#065f46;color:#6ee7b7;border:1px solid #047857}.toast.error{background:#7f1d1d;color:#fca5a5;border:1px solid #991b1b}.toast.info{background:#1e1b4b;color:#a5b4fc;border:1px solid #3730a3}