:root{color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:#f6f8fb;color:#0f172a}*{box-sizing:border-box}body{margin:0;background:#f6f8fb}.page{min-height:100vh;display:flex;flex-direction:column}.topbar{background:#fff;border-bottom:1px solid #e2e8f0;padding:16px 32px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:12px}.brand-dot{width:12px;height:12px;border-radius:50%;background:#2563eb;box-shadow:0 0 0 4px #2563eb26}.brand h1{margin:0;font-size:18px;font-weight:600}.subtitle{margin:2px 0 0;font-size:12px;color:#64748b}.status-area{display:flex;align-items:center;gap:10px}.pill{font-size:12px;font-weight:500;padding:5px 12px;border-radius:999px;background:#f1f5f9;color:#475569}.pill.online{background:#dcfce7;color:#166534}.pill.offline,.pill.error{background:#fee2e2;color:#991b1b}.btn-refresh{border:1px solid #cbd5e1;background:#fff;color:#1e293b;padding:6px 12px;border-radius:6px;font-size:12px;cursor:pointer}.btn-refresh:hover{background:#f8fafc}.container{max-width:1120px;width:100%;margin:28px auto;padding:0 24px 48px;display:flex;flex-direction:column;gap:28px}.hero-card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:24px 28px;box-shadow:0 1px 3px #0f172a0a;display:flex;flex-direction:column;gap:20px}.tag{display:inline-block;font-size:12px;font-weight:600;color:#2563eb;background:#eff6ff;padding:4px 10px;border-radius:6px;margin-bottom:8px}.hero-main h2{margin:0 0 8px;font-size:22px}.hero-main p{margin:0;color:#475569;line-height:1.6;font-size:14px}.meta-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;padding-top:16px;border-top:1px solid #f1f5f9}.meta-item{background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;padding:10px 12px;display:flex;flex-direction:column;gap:4px}.meta-label{font-size:11px;color:#64748b}.meta-val{font-size:12px;color:#0f172a;word-break:break-all}.section-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:14px}.section-head h3{margin:0;font-size:16px}.muted{font-size:12px;color:#64748b}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.card{background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:18px 20px;display:flex;flex-direction:column;gap:8px}.card-top{display:flex;align-items:center;justify-content:space-between}.card-top h4{margin:0;font-size:15px}.badge{font-size:11px;padding:2px 8px;border-radius:999px;background:#f1f5f9;color:#475569}.rpc-code{font-size:12px;color:#2563eb;background:#eff6ff;padding:3px 6px;border-radius:4px;align-self:flex-start}.card p{margin:4px 0 0;font-size:13px;color:#475569;line-height:1.5}