:root{color-scheme:light dark;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:#0f172a;color:#e2e8f0;display:flex;justify-content:center}.app{width:100%;max-width:640px;padding:4rem 1.5rem}h1{margin:0;font-size:2.25rem;letter-spacing:-.02em}.subtitle{margin:.25rem 0 2rem;color:#94a3b8}.card{display:flex;flex-direction:column;gap:1rem;padding:1.5rem;border:1px solid #1e293b;border-radius:12px;background:#111827}.status-row{display:flex;flex-direction:column;gap:.25rem}.status-label{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.85rem;color:#94a3b8}.status-value{font-size:1.1rem;font-weight:600}.status-value.loading{color:#fbbf24}.status-value.success{color:#4ade80}.status-value.error{color:#f87171}