:root{--primary-color: #6366f1;--secondary-color: #8b5cf6;--success-color: #10b981;--error-color: #ef4444;--warning-color: #f59e0b;--bg-color: #0f172a;--card-bg: #1e293b;--border-color: #334155;--text-primary: #f1f5f9;--text-secondary: #94a3b8}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-color);color:var(--text-primary)}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}.app{min-height:100vh;display:flex;flex-direction:column}header{background-color:var(--card-bg);border-bottom:1px solid var(--border-color);padding:1.5rem 2rem}.header-content{max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:1rem}.logo h1{font-size:1.75rem;font-weight:700;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.health-badge{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border-radius:.5rem;font-size:.875rem;font-weight:600}.health-badge.healthy{background-color:#10b9811a;color:var(--success-color)}.health-badge.unhealthy{background-color:#ef44441a;color:var(--error-color)}.status-dot{width:8px;height:8px;border-radius:50%;background-color:currentColor;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}main{flex:1;max-width:1400px;margin:0 auto;padding:2rem;width:100%}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-bottom:2rem}.stat-card{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:.75rem;padding:1.5rem;transition:transform .2s,box-shadow .2s}.stat-card:hover{transform:translateY(-2px);box-shadow:0 4px 6px -1px #0000004d}.stat-label{font-size:.875rem;color:var(--text-secondary);margin-bottom:.5rem;font-weight:500}.stat-value{font-size:2rem;font-weight:700;color:var(--text-primary)}.stat-subtitle{font-size:.75rem;color:var(--text-secondary);margin-top:.5rem}.section{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:.75rem;padding:1.5rem;margin-bottom:1.5rem}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem}.section-title{font-size:1.25rem;font-weight:600;color:var(--text-primary)}.upstreams-table{width:100%;border-collapse:collapse}.upstreams-table th{text-align:left;padding:.75rem;font-size:.875rem;font-weight:600;color:var(--text-secondary);border-bottom:1px solid var(--border-color)}.upstreams-table td{padding:1rem .75rem;border-bottom:1px solid var(--border-color);font-size:.875rem}.upstreams-table tr:last-child td{border-bottom:none}.upstream-name{font-weight:600;color:var(--text-primary)}.upstream-url{font-size:.75rem;color:var(--text-secondary);font-family:monospace}.status-badge{display:inline-flex;align-items:center;gap:.25rem;padding:.25rem .75rem;border-radius:.375rem;font-size:.75rem;font-weight:600}.status-badge.healthy{background-color:#10b9811a;color:var(--success-color)}.status-badge.unhealthy{background-color:#ef44441a;color:var(--error-color)}.status-badge.stale{background-color:#f59e0b1a;color:var(--warning-color)}.error-message{background-color:#ef44441a;border:1px solid rgba(239,68,68,.2);border-radius:.5rem;padding:1rem;margin-top:1.5rem;color:var(--error-color);font-size:.875rem}.loading{display:flex;align-items:center;justify-content:center;padding:3rem;color:var(--text-secondary)}.consensus-info{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;padding:1rem;background-color:#6366f10d;border:1px solid rgba(99,102,241,.2);border-radius:.5rem;margin-bottom:1rem}.consensus-item{display:flex;flex-direction:column}.consensus-label{font-size:.75rem;color:var(--text-secondary);margin-bottom:.25rem}.consensus-value{font-size:1.125rem;font-weight:600;color:var(--text-primary)}footer{background-color:var(--card-bg);border-top:1px solid var(--border-color);padding:1.5rem 2rem;text-align:center;color:var(--text-secondary);font-size:.875rem}@media (max-width: 768px){.stats-grid{grid-template-columns:1fr}.header-content{flex-direction:column;gap:1rem;align-items:flex-start}.upstreams-table{font-size:.75rem}.upstreams-table th,.upstreams-table td{padding:.5rem}}