@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--color-primary:#2563eb;--color-primary-hover:#1d4ed8;--color-primary-light:#dbeafe;--color-primary-50:#eff6ff;--color-success:#16a34a;--color-success-light:#dcfce7;--color-danger:#dc2626;--color-danger-light:#fee2e2;--color-warning:#d97706;--color-warning-light:#fef3c7;--color-bg:#f8fafc;--color-surface:#fff;--color-surface-elevated:#fff;--color-border:#e2e8f0;--color-border-light:#f1f5f9;--color-text:#0f172a;--color-text-secondary:#64748b;--color-text-muted:#94a3b8;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #00000012, 0 2px 4px -2px #0000000d;--shadow-lg:0 10px 15px -3px #00000014, 0 4px 6px -4px #0000000a;--shadow-xl:0 20px 25px -5px #00000014, 0 8px 10px -6px #0000000a;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:20px;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-size-xs:.75rem;--font-size-sm:.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:2rem;--font-size-4xl:2.5rem;--transition-fast:.15s ease;--transition-base:.2s ease;--transition-slow:.3s ease;--sidebar-width:260px;--header-height:64px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{font-family:var(--font-family);color:var(--color-text);background:var(--color-bg);min-height:100vh;line-height:1.6}#root{min-height:100vh}a{color:var(--color-primary);text-decoration:none}.auth-page{background:linear-gradient(135deg,#f0f4ff 0%,#e8f0fe 50%,#f0f7ff 100%);justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.auth-card{background:var(--color-surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);width:100%;max-width:440px;padding:48px 40px;animation:.5s fadeInUp}.auth-card .logo{text-align:center;margin-bottom:32px}.auth-card .logo-icon{background:linear-gradient(135deg, var(--color-primary), #3b82f6);border-radius:var(--radius-lg);color:#fff;justify-content:center;align-items:center;width:56px;height:56px;margin-bottom:16px;display:inline-flex}.auth-card .logo h1{font-size:var(--font-size-2xl);color:var(--color-text);font-weight:700}.auth-card .logo p{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-top:4px}.form-group{margin-bottom:20px}.form-group label{font-size:var(--font-size-sm);color:var(--color-text);margin-bottom:6px;font-weight:500;display:block}.form-input{border:1.5px solid var(--color-border);border-radius:var(--radius-md);width:100%;height:44px;font-family:var(--font-family);font-size:var(--font-size-base);color:var(--color-text);background:var(--color-surface);transition:border-color var(--transition-fast), box-shadow var(--transition-fast);outline:none;padding:0 14px}.form-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.form-input::placeholder{color:var(--color-text-muted)}.form-input-icon-wrapper{position:relative}.form-input-icon-wrapper .icon{color:var(--color-text-muted);pointer-events:none;position:absolute;top:50%;left:14px;transform:translateY(-50%)}.form-input-icon-wrapper .form-input{padding-left:42px}.btn{border-radius:var(--radius-md);height:44px;font-family:var(--font-family);font-size:var(--font-size-base);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;border:none;outline:none;justify-content:center;align-items:center;gap:8px;padding:0 24px;font-weight:600;display:inline-flex}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover);box-shadow:var(--shadow-md);transform:translateY(-1px)}.btn-outline{color:var(--color-primary);border:1.5px solid var(--color-border);background:0 0}.btn-outline:hover:not(:disabled){background:var(--color-primary-50);border-color:var(--color-primary)}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){background:#b91c1c}.btn-sm{height:36px;font-size:var(--font-size-sm);padding:0 16px}.btn-full{width:100%}.btn-icon{border-radius:var(--radius-sm);width:36px;height:36px;padding:0}.app-layout{min-height:100vh;display:flex}.sidebar{width:var(--sidebar-width);background:var(--color-surface);border-right:1px solid var(--color-border);z-index:100;transition:transform var(--transition-slow), width var(--transition-slow);flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-collapse-btn{border:1px solid var(--color-border);background:var(--color-surface);width:24px;height:24px;color:var(--color-text-secondary);cursor:pointer;z-index:101;box-shadow:var(--shadow-sm);transition:color var(--transition-fast), transform var(--transition-slow);border-radius:50%;justify-content:center;align-items:center;display:flex;position:absolute;top:22px;right:-12px}.sidebar-collapse-btn:hover{color:var(--color-primary)}.app-layout.sidebar-collapsed .sidebar-collapse-btn svg{transform:rotate(180deg)}.sidebar-header{height:var(--header-height);border-bottom:1px solid var(--color-border);flex-shrink:0;align-items:center;gap:12px;padding:0 20px;display:flex}.sidebar-header .sidebar-logo{background:linear-gradient(135deg, var(--color-primary), #3b82f6);border-radius:var(--radius-sm);color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.sidebar-header h2{font-size:var(--font-size-lg);color:var(--color-text);font-weight:700}.sidebar-nav{flex:1;padding:12px;overflow-y:auto}.sidebar-nav-item{border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:var(--font-size-sm);transition:all var(--transition-fast);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:12px;width:100%;margin-bottom:2px;padding:10px 14px;font-weight:500;text-decoration:none;display:flex}.sidebar-nav-item:hover{background:var(--color-bg);color:var(--color-text)}.sidebar-nav-item.active{background:var(--color-primary-light);color:var(--color-primary);font-weight:600}.sidebar-footer{border-top:1px solid var(--color-border);padding:16px}.sidebar-user{border-radius:var(--radius-md);align-items:center;gap:12px;padding:10px;display:flex}.sidebar-user .avatar{background:linear-gradient(135deg, var(--color-primary-light), #bfdbfe);width:36px;height:36px;color:var(--color-primary);font-weight:700;font-size:var(--font-size-sm);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.sidebar-user .user-info{flex:1;min-width:0}.sidebar-user .user-name{font-size:var(--font-size-sm);color:var(--color-text);text-overflow:ellipsis;white-space:nowrap;font-weight:600;overflow:hidden}.sidebar-user .user-role{font-size:var(--font-size-xs);color:var(--color-text-muted)}.main-content{margin-left:var(--sidebar-width);min-height:100vh;transition:margin-left var(--transition-slow);flex:1}.app-layout.sidebar-collapsed{--sidebar-width:76px}.sidebar-collapsed .sidebar-header{justify-content:center;padding:0}.sidebar-collapsed .sidebar-header h2,.sidebar-collapsed .sidebar-nav-item span,.sidebar-collapsed .sidebar-user .user-info,.sidebar-collapsed .sidebar-user .btn-icon{display:none}.sidebar-collapsed .sidebar-nav-item{justify-content:center;padding:10px}.sidebar-collapsed .sidebar-user{justify-content:center;padding:10px 0}.mobile-topbar{display:none}.mobile-topbar-title{font-size:var(--font-size-md);color:var(--color-text);align-items:center;gap:10px;font-weight:700;display:flex}.mobile-topbar-title .sidebar-logo{background:linear-gradient(135deg, var(--color-primary), #3b82f6);border-radius:var(--radius-sm);color:#fff;justify-content:center;align-items:center;width:30px;height:30px;display:flex}.sidebar-backdrop{z-index:99;background:#00000073;display:none;position:fixed;inset:0}.page-header{padding:24px 32px 0}.page-header h1{font-size:var(--font-size-2xl);color:var(--color-text);font-weight:700}.page-header p{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-top:4px}.page-content{padding:24px 32px 48px}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition-base)}.card:hover{box-shadow:var(--shadow-md)}.card-header{border-bottom:1px solid var(--color-border-light);justify-content:space-between;align-items:center;padding:20px 24px 16px;display:flex}.card-header h3{font-size:var(--font-size-base);color:var(--color-text);font-weight:600}.card-body{padding:20px 24px}.kpi-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin-bottom:24px;display:grid}.kpi-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);transition:all var(--transition-base);box-shadow:var(--shadow-sm);align-items:flex-start;gap:16px;padding:20px;display:flex}.kpi-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.kpi-card .kpi-icon{border-radius:var(--radius-md);flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;display:flex}.kpi-card .kpi-icon.blue{background:var(--color-primary-light);color:var(--color-primary)}.kpi-card .kpi-icon.green{background:var(--color-success-light);color:var(--color-success)}.kpi-card .kpi-icon.red{background:var(--color-danger-light);color:var(--color-danger)}.kpi-card .kpi-icon.yellow{background:var(--color-warning-light);color:var(--color-warning)}.kpi-card .kpi-info{flex:1;min-width:0}.kpi-card .kpi-label{font-size:var(--font-size-xs);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.5px;font-weight:500}.kpi-card .kpi-value{font-size:var(--font-size-2xl);color:var(--color-text);margin-top:4px;font-weight:700;line-height:1.2}.kpi-card .kpi-change{font-size:var(--font-size-xs);align-items:center;gap:2px;margin-top:4px;font-weight:600;display:inline-flex}.kpi-change.positive{color:var(--color-success)}.kpi-change.negative{color:var(--color-danger)}.data-table{border-collapse:collapse;width:100%;font-size:var(--font-size-sm)}.data-table thead{background:var(--color-bg)}.data-table th{text-align:left;color:var(--color-text-secondary);font-weight:600;font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--color-border);padding:12px 16px}.data-table td{border-bottom:1px solid var(--color-border-light);color:var(--color-text);padding:12px 16px}.data-table tbody tr{transition:background var(--transition-fast)}.data-table tbody tr:hover{background:var(--color-primary-50)}.upload-zone{border:2px dashed var(--color-border);border-radius:var(--radius-lg);text-align:center;cursor:pointer;transition:all var(--transition-base);background:var(--color-bg);padding:48px}.upload-zone:hover,.upload-zone.dragging{border-color:var(--color-primary);background:var(--color-primary-50)}.upload-zone .upload-icon{color:var(--color-text-muted);margin-bottom:16px}.upload-zone .upload-text{font-size:var(--font-size-base);color:var(--color-text-secondary);font-weight:500}.upload-zone .upload-hint{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-top:8px}.upload-zone .upload-text span{color:var(--color-primary);font-weight:600}.file-info{background:var(--color-success-light);border-radius:var(--radius-md);align-items:center;gap:12px;margin-top:16px;padding:14px 16px;display:flex}.file-info .file-name{font-size:var(--font-size-sm);color:var(--color-success);flex:1;font-weight:500}.badge{font-size:var(--font-size-xs);border-radius:999px;align-items:center;gap:4px;padding:4px 10px;font-weight:600;display:inline-flex}.badge-success{background:var(--color-success-light);color:var(--color-success)}.badge-danger{background:var(--color-danger-light);color:var(--color-danger)}.badge-warning{background:var(--color-warning-light);color:var(--color-warning)}.badge-blue{background:var(--color-primary-light);color:var(--color-primary)}.session-list{flex-direction:column;gap:12px;display:flex}.session-item{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-base);color:inherit;align-items:center;gap:16px;padding:16px 20px;text-decoration:none;display:flex}.session-item:hover{box-shadow:var(--shadow-md);border-color:var(--color-primary);transform:translateY(-1px)}.session-item .session-info{flex:1;min-width:0}.session-item .session-name{color:var(--color-text);font-weight:600;font-size:var(--font-size-base)}.session-item .session-meta{font-size:var(--font-size-xs);color:var(--color-text-muted);gap:16px;margin-top:4px;display:flex}.session-item .session-metrics{align-items:center;gap:20px;display:flex}.session-item .metric{text-align:right}.session-item .metric-label{font-size:var(--font-size-xs);color:var(--color-text-muted)}.session-item .metric-value{font-size:var(--font-size-sm);font-weight:700}.config-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.empty-state{text-align:center;color:var(--color-text-muted);padding:64px 32px}.empty-state .empty-icon{opacity:.5;margin-bottom:16px}.empty-state h3{font-size:var(--font-size-lg);color:var(--color-text-secondary);margin-bottom:8px;font-weight:600}.empty-state p{font-size:var(--font-size-sm);max-width:400px;margin:0 auto 24px}.chart-container{width:100%;height:360px}.tabs{border-bottom:2px solid var(--color-border-light);gap:0;margin-bottom:20px;display:flex}.tab-btn{font-size:var(--font-size-sm);color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);font-weight:500;font-family:var(--font-family);background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-2px;padding:12px 20px}.tab-btn:hover{color:var(--color-text)}.tab-btn.active{color:var(--color-primary);border-bottom-color:var(--color-primary);font-weight:600}.alert{border-radius:var(--radius-md);font-size:var(--font-size-sm);align-items:center;gap:10px;margin-bottom:16px;padding:14px 16px;display:flex}.alert-error{background:var(--color-danger-light);color:var(--color-danger);border:1px solid #fecaca}.alert-success{background:var(--color-success-light);color:var(--color-success);border:1px solid #bbf7d0}.alert-warning{color:#b45309;background:#fffbeb;border:1px solid #fde68a}.loading-spinner{border:2.5px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;width:20px;height:20px;animation:.6s linear infinite spin}.page-loading{min-height:400px;color:var(--color-text-muted);flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex}@keyframes fadeInUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}.animate-in{animation:.4s forwards fadeInUp}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}@media (width<=768px){.app-layout,.app-layout.sidebar-collapsed{--sidebar-width:260px}.app-layout{flex-direction:column}.sidebar{transform:translate(-100%)}.app-layout.sidebar-mobile-open .sidebar{box-shadow:var(--shadow-lg);transform:translate(0)}.sidebar-collapse-btn{display:none}.sidebar-collapsed .sidebar-header h2,.sidebar-collapsed .sidebar-nav-item span,.sidebar-collapsed .sidebar-user .user-info,.sidebar-collapsed .sidebar-user .btn-icon{display:revert}.sidebar-collapsed .sidebar-header{justify-content:flex-start;padding:0 20px}.sidebar-collapsed .sidebar-nav-item{justify-content:flex-start;padding:10px 14px}.sidebar-collapsed .sidebar-user{justify-content:flex-start;padding:10px}.mobile-topbar{height:var(--header-height);background:var(--color-surface);border-bottom:1px solid var(--color-border);z-index:90;align-items:center;gap:12px;padding:0 16px;display:flex;position:sticky;top:0}.app-layout.sidebar-mobile-open .sidebar-backdrop{display:block}.main-content{margin-left:0}.kpi-grid{grid-template-columns:1fr 1fr}.page-content{padding:16px}.auth-card{padding:32px 24px}}