.lt-skeleton{background:linear-gradient(90deg, var(--border) 25%, var(--bg-alt) 37%, var(--border) 63%);border-radius:var(--radius-sm);background-size:200% 100%;animation:1.5s infinite lt-shimmer}@keyframes lt-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.lt-metrics-skeleton{gap:var(--sp-3);grid-template-columns:repeat(auto-fit,minmax(190px,1fr));margin:0 0 24px;display:grid}.lt-metric-skeleton{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow);flex-direction:column;gap:12px;min-height:88px;padding:22px 20px;display:flex}.lt-panel-skeleton{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow);padding:24px}.lt-panel-skeleton-head{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:16px;padding-bottom:12px;display:flex}.lt-panel-skeleton-head span{color:var(--text-muted);font-size:14px;font-weight:700}.lt-row-skeleton{justify-content:space-between;align-items:center;gap:12px;padding:10px 0;display:flex}.lt-page-loading{flex-direction:column;justify-content:center;align-items:center;gap:16px;min-height:300px;padding:60px 20px;display:flex}.lt-page-loading-icon{justify-content:center;align-items:center;width:44px;height:44px;display:flex}.lt-page-loading-icon .spinner{width:28px;height:28px;color:var(--teal);border-width:3px}.lt-page-loading p{color:var(--text-muted);font-size:15px;font-weight:600}.lt-empty-state{border:1.5px dashed var(--border-dark);border-radius:var(--radius-sm);text-align:center;flex-direction:column;align-items:center;gap:8px;padding:48px 24px;display:flex}.lt-empty-state-icon{background:var(--teal-light);border:1px solid color-mix(in srgb, var(--teal) 24%, transparent);border-radius:var(--radius-md);color:var(--teal);justify-content:center;align-items:center;width:56px;height:56px;margin-bottom:4px;display:flex}.lt-empty-state h3{color:var(--navy);font-family:var(--font-display);margin:0;font-size:17px;font-weight:700}.lt-empty-state p{color:var(--text-muted);max-width:320px;margin:0 0 8px;font-size:14px}.lt-empty-state a.lt-primary{text-decoration:none;display:inline-flex}.lt-error-banner{background:color-mix(in srgb, var(--danger) 6%, transparent);border:1px solid color-mix(in srgb, var(--danger) 18%, transparent);border-radius:var(--radius-sm);justify-content:space-between;align-items:center;gap:16px;margin:0 0 20px;padding:16px 20px;display:flex}.lt-error-banner strong{color:var(--danger);margin-bottom:2px;font-size:14px;display:block}.lt-error-banner p{color:var(--text-muted);margin:0;font-size:13px}.lt-error-boundary{justify-content:center;align-items:center;min-height:400px;padding:40px 20px;display:flex}.lt-error-boundary-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-md);text-align:center;max-width:440px;padding:40px 32px}.lt-error-boundary-icon{background:color-mix(in srgb, var(--danger) 8%, transparent);border:1px solid color-mix(in srgb, var(--danger) 18%, transparent);border-radius:var(--radius-sm);color:var(--danger);justify-content:center;align-items:center;width:42px;height:42px;margin-bottom:8px;font-size:1rem;font-weight:900;display:inline-flex}.lt-error-boundary-card h2{color:var(--navy);font-family:var(--font-display);margin:0 0 8px;font-size:20px;font-weight:800}.lt-error-boundary-card p{color:var(--text-muted);margin:0 0 20px;font-size:14px;line-height:1.5}.lt-error-boundary-actions{justify-content:center;gap:10px;display:flex}@media (max-width:768px){.lt-metrics-skeleton{grid-template-columns:1fr}.lt-empty-state{padding:32px 16px}.lt-error-banner{text-align:center;flex-direction:column}}