.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:72px 24px;text-align:center;gap:12px}.empty-state-icon{width:48px;height:48px;border-radius:var(--radius-sm);background:var(--surface-hover);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--text-muted);margin-bottom:4px}.empty-state-title{font-size:15px;font-weight:600;color:var(--text-primary);margin:0}.empty-state-sub{font-size:13px;color:var(--text-muted);max-width:280px;line-height:1.55;margin:0}.empty-state-cta{margin-top:8px;display:flex;gap:8px;flex-wrap:wrap;justify-content:center}@keyframes skeletonShimmer{0%{background-position:-400px 0}to{background-position:400px 0}}.skeleton{background:linear-gradient(90deg,var(--surface-hover) 25%,var(--border) 50%,var(--surface-hover) 75%);background-size:800px 100%;animation:skeletonShimmer 1.4s ease-in-out infinite;border-radius:6px}.skeleton-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--border)}.skeleton-thumb{width:40px;height:40px;border-radius:8px;flex-shrink:0}.skeleton-line{height:12px;border-radius:4px}.skeleton-line-sm{height:10px;border-radius:4px;margin-top:6px}.skeleton-text{flex:1;display:flex;flex-direction:column;gap:6px}.skeleton-col{width:80px;height:12px;border-radius:4px;flex-shrink:0}.skeleton-badge{width:60px;height:22px;border-radius:4px;flex-shrink:0}.skeleton-metric{height:36px;width:100px;border-radius:6px}.skeleton-chart{height:160px;width:100%;border-radius:8px;margin-top:12px}.error-boundary{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:64px 24px;text-align:center;gap:10px}.error-boundary-icon{width:44px;height:44px;border-radius:var(--radius-sm);background:#ff453a14;border:1px solid rgba(255,69,58,.2);display:flex;align-items:center;justify-content:center;color:var(--danger);margin-bottom:4px}.error-boundary-title{font-size:15px;font-weight:600;color:var(--text-primary);margin:0}.error-boundary-sub{font-size:13px;color:var(--text-muted);max-width:300px;line-height:1.55;margin:0}#onboardingOverlay{position:fixed;inset:0;z-index:10000;background:#000000b3;backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.onboarding-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);width:500px;max-width:calc(100vw - 48px);overflow:hidden;box-shadow:var(--shadow-float);animation:slideUp .25s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(32px) scale(.97)}to{opacity:1;transform:none}}.onboarding-progress{display:flex;gap:6px;padding:20px 28px 0}.onboarding-pip{height:3px;flex:1;border-radius:2px;background:var(--border);transition:background .3s}.onboarding-pip.done{background:var(--primary)}.onboarding-pip.active{background:var(--primary);opacity:.4}.onboarding-body{padding:28px 32px 24px}.onboarding-step{display:none}.onboarding-step.active{display:block}.onboarding-icon{width:44px;height:44px;border-radius:var(--radius-sm);background:#7c70f514;border:1px solid rgba(124,112,245,.15);display:flex;align-items:center;justify-content:center;color:var(--primary);margin-bottom:16px}.onboarding-step-title{font-size:20px;font-weight:700;letter-spacing:-.03em;color:var(--text-primary);margin-bottom:8px}.onboarding-step-sub{font-size:14px;line-height:1.65;color:var(--text-muted);margin-bottom:24px}.onboarding-checklist{display:flex;flex-direction:column;gap:8px;margin-bottom:24px}.onboarding-check{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-secondary)}.onboarding-check-dot{width:20px;height:20px;border-radius:50%;background:#7c70f51a;border:1px solid rgba(124,112,245,.2);flex-shrink:0;display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:10px}.onboarding-actions{display:flex;justify-content:space-between;align-items:center;padding:16px 32px 24px;border-top:1px solid var(--border)}.onboarding-skip{font-size:12px;color:var(--text-muted);background:none;border:none;cursor:pointer;padding:0;transition:color .15s}.onboarding-skip:hover{color:var(--text-secondary)}.onboarding-nav{display:flex;gap:8px}