:root{--primary: #6366f1;--primary-rgb: 99 102 241;--primary-hover: #4f46e5;--primary-hover-rgb: 79 70 229;--primary-soft: #eef2ff;--primary-soft-rgb: 238 242 255;--primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);--primary-2: #8b5cf6;--primary-2-rgb: 139 92 246;--sim-color: #6366f1;--text-primary: #1a1d29;--text-secondary: #6b7280;--text-tertiary: #9ca3af;--text-on-primary: #fff;--border: #e5e7eb;--border-light: #f3f4f6;--border-strong: #d1d5db;--bg-page: #f5f6fa;--bg-card: #fff;--bg-muted: #f9fafb;--bg-hover: #f3f4f6;--radius-sm: 6px;--radius-btn: 8px;--radius-card: 12px;--radius-lg: 16px;--radius-pill: 999px;--shadow-card: 0 2px 8px rgba(0, 0, 0, .04);--shadow-card-hover: 0 6px 20px rgba(0, 0, 0, .08);--shadow-primary: 0 4px 12px rgba(var(--primary-rgb), .35);--space-page: 24px 28px;--space-gap: 16px;--success: #10b981;--success-soft: #d1fae5;--warning: #f59e0b;--warning-soft: #fef3c7;--danger: #ef4444;--danger-soft: #fee2e2;--info: #3b82f6;--info-soft: #dbeafe}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f5f6fa;color:#1a1a2e}.app-layout{display:flex;height:100vh;overflow:hidden}.sidebar{width:220px;min-width:220px;background:linear-gradient(180deg,#1a1a2e,#16213e);display:flex;flex-direction:column;color:#fff;box-shadow:2px 0 12px #00000014;z-index:100;transition:width .2s ease,min-width .2s ease}.sidebar.collapsed{width:64px;min-width:64px}.sidebar-header{padding:20px 16px 16px;border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;gap:10px}.sidebar.collapsed .sidebar-header{flex-direction:column;padding:18px 10px 12px}.sidebar-logo{display:flex;align-items:center;gap:10px;min-width:0}.sidebar.collapsed .sidebar-logo{justify-content:center;gap:0}.logo-icon{width:36px;height:36px;background:var(--primary-gradient);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;color:#fff;flex-shrink:0}.logo-img{width:36px;height:36px;object-fit:contain;flex-shrink:0;filter:brightness(1.2) saturate(.9);border-radius:10px}.logo-text{min-width:0;overflow:hidden;transition:opacity .16s ease,width .2s ease}.sidebar.collapsed .logo-text{width:0;opacity:0}.logo-title{font-size:16px;font-weight:700;letter-spacing:.5px;white-space:nowrap}.logo-subtitle{font-size:11px;color:#ffffff80;margin-top:1px;white-space:nowrap}.sidebar-collapse-button{width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;margin-left:auto;border:1px solid rgba(255,255,255,.1);border-radius:8px;background:#ffffff0d;color:#ffffffb3;cursor:pointer;transition:background .2s ease,color .2s ease,border-color .2s ease}.sidebar-collapse-button:hover{background:#ffffff1a;border-color:#ffffff2e;color:#fff}.sidebar.collapsed .sidebar-collapse-button{margin-left:0}.sidebar-menu{flex:1;overflow-y:auto;padding:8px}.sidebar.collapsed .sidebar-menu{padding:8px 0}.sidebar-item{position:relative;display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:#fff9;text-decoration:none;font-size:13.5px;font-weight:500;transition:all .2s ease;margin-bottom:2px}.sidebar.collapsed .sidebar-item{width:40px;height:40px;justify-content:center;gap:0;padding:0;margin:0 auto 4px}.sidebar-item span{min-width:0;overflow:hidden;white-space:nowrap;transition:opacity .16s ease,width .2s ease}.sidebar.collapsed .sidebar-item span{width:0;opacity:0}.sidebar-item:hover{background:#ffffff0f;color:#ffffffe6}.sidebar-item.active{background:rgba(var(--primary-rgb),.25);color:#fff}.sidebar-item.active:before{content:"";position:absolute;left:0;width:3px;height:20px;background:var(--primary);border-radius:0 3px 3px 0}.sidebar.collapsed .sidebar-item.active:before{height:22px}.sidebar-item svg{flex-shrink:0;opacity:.8}.sidebar-item.active svg{opacity:1}.sidebar-footer{position:relative;padding:12px 16px;border-top:1px solid rgba(255,255,255,.08)}.sidebar.collapsed .sidebar-footer{padding:12px 8px}.sidebar-version{margin-top:9px;font-size:11px;color:#ffffff4d;text-align:center;white-space:nowrap;overflow:hidden;transition:opacity .16s ease}.sidebar.collapsed .sidebar-version{display:none}.sidebar-account{position:relative}.sidebar-account-trigger{width:100%;min-height:42px;display:flex;align-items:center;gap:9px;padding:6px 7px;border:1px solid transparent;border-radius:8px;background:transparent;color:#fff;text-align:left;cursor:pointer;transition:background .18s ease,border-color .18s ease}.sidebar-account-trigger:hover,.sidebar-account-trigger[aria-expanded=true]{border-color:#ffffff17;background:#ffffff0f}.sidebar-account-avatar{width:29px;height:29px;flex:0 0 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9px;border:0;border-radius:6px;background:transparent;color:var(--text-primary);font-size:12px;cursor:pointer}.sidebar-account-menu button:hover{background:var(--bg-hover)}.sidebar-account-menu button.danger{color:#b42318}.sidebar.collapsed .sidebar-footer{overflow:visible}.sidebar.collapsed .sidebar-account-trigger{width:40px;height:40px;justify-content:center;padding:0;margin:0 auto}.sidebar.collapsed .sidebar-account-copy,.sidebar.collapsed .sidebar-account-chevron{display:none}.sidebar.collapsed .sidebar-account-menu{left:52px;right:auto;bottom:0;width:142px}.auth-loading-screen{min-height:100vh;display:grid;place-content:center;justify-items:center;gap:12px;background:#f5f6fa;color:var(--text-secondary)}.auth-loading-screen img{width:48px;height:48px;object-fit:contain}.auth-loading-screen 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reduce){.auth-loading-pulse:after{animation-duration:2s}}.main-content{flex:1;overflow-y:auto;overflow-x:hidden;padding:var(--space-page);background:var(--bg-page)}.route-loading{display:grid;min-height:240px;place-items:center;color:var(--text-secondary);font-size:14px}.sidebar-menu::-webkit-scrollbar{width:4px}.sidebar-menu::-webkit-scrollbar-track{background:transparent}.sidebar-menu::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:2px}.main-content::-webkit-scrollbar{width:6px}.main-content::-webkit-scrollbar-track{background:#f0f1f5}.main-content::-webkit-scrollbar-thumb{background:#d0d5dd;border-radius:3px}.main-content::-webkit-scrollbar-thumb:hover{background:#b0b8c4}.app-layout.pure-user-preview-route .sidebar{display:none}.app-layout.pure-user-preview-route .main-content{width:100%;padding:12px;background:radial-gradient(circle at 50% 0%,rgba(var(--primary-rgb),.08),transparent 34%),var(--bg-page)}@media (max-width: 760px){.app-layout.mobile-experience-route .sidebar{display:none}.app-layout.mobile-experience-route .main-content{width:100%;padding:8px}.app-layout.need-discovery-route .sidebar{display:none}.app-layout.need-discovery-route .main-content{width:100%;padding:8px}}.nav-group{margin-top:6px}.nav-group-header{display:flex;align-items:center;gap:6px;width:100%;padding:8px 12px 4px;background:none;border:none;color:#ffffff59;font-size:11px;font-weight:600;letter-spacing:.6px;text-transform:uppercase;cursor:pointer;-webkit-user-select:none;user-select:none}.sidebar.collapsed .nav-group-header{height:12px;justify-content:center;padding:4px 0;cursor:default}.sidebar.collapsed .nav-group-header span,.sidebar.collapsed .nav-group-header .nav-group-chevron{display:none}.sidebar.collapsed .nav-group-header:before{content:"";width:18px;height:1px;border-radius:1px;background:#ffffff1f}.nav-group-header:hover{color:#fff9}.nav-group-header .nav-group-chevron{margin-left:auto;opacity:.7;transition:transform .2s ease}.nav-group-header.collapsed .nav-group-chevron{transform:rotate(-90deg)}.nav-group-items{overflow:hidden}.nav-group-items.collapsed{display:none}.page{padding:var(--space-page);min-height:100%}.card{background:var(--bg-card);border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-card)}.card h4{font-size:15px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:8px;color:var(--text-primary)}.page-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:24px}.page-header h1{font-size:26px;font-weight:700;color:var(--text-primary)}.btn-primary{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:var(--primary);color:var(--text-on-primary);border:none;border-radius:var(--radius-btn);font-size:13px;font-weight:600;cursor:pointer;transition:background .2s ease,box-shadow .2s ease}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border:1px solid var(--border);background:var(--bg-card);border-radius:var(--radius-btn);font-size:13px;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:background .2s ease}.btn-secondary:hover{background:var(--bg-hover)}.btn-outline{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-strong);border-radius:var(--radius-btn);font-size:13px;cursor:pointer;transition:background .2s ease}.btn-outline:hover{background:var(--bg-hover)}.btn-text-sm{display:inline-flex;align-items:center;gap:4px;background:none;border:none;color:var(--primary);font-size:12px;cursor:pointer;padding:2px 8px;border-radius:var(--radius-sm);transition:background .15s ease}.btn-text-sm:hover{background:var(--primary-soft)}.btn-icon-sm{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border:none;border-radius:var(--radius-sm);cursor:pointer;background:transparent;color:var(--text-secondary);transition:background .15s ease,color .15s ease}.btn-icon-sm:hover{background:var(--bg-hover);color:var(--primary)}.btn-danger{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;font-size:13px;border-radius:var(--radius-sm);border:1px solid #fecaca;background:var(--danger-soft);color:var(--danger);cursor:pointer;transition:background .15s ease}.btn-danger:hover{background:#fecaca}.btn-sm{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;background:var(--bg-hover);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:11px;cursor:pointer;transition:background .15s ease}.btn-sm:hover{background:var(--border)}@keyframes fs-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}