* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: #f5f6f7;
    color: #1f2329;
    padding: 12px;
    line-height: 1.6;
    font-size: 14px;
}
.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 18px 20px;
    border-radius: 10px;
    margin-bottom: 12px;
}
.page-header h1 { font-size: 18px; margin-bottom: 4px; }
.page-header p { font-size: 12px; opacity: 0.9; }

.status-bar {
    background: #fff;
    padding: 10px 14px;
    border-radius: 8px;
    margin-bottom: 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    font-size: 13px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.status-bar code {
    background: #f0f1f2;
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 12px;
}

.card {
    background: #fff;
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.card h2 {
    font-size: 15px;
    margin-bottom: 8px;
    padding-bottom: 4px;
    border-bottom: 1px solid #e5e6eb;
    display: flex;
    align-items: center;
    gap: 8px;
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}
.badge-ok { background: #e6f7ec; color: #00b42a; }
.badge-warn { background: #fff7e6; color: #ff7d00; }
.badge-err { background: #ffece8; color: #f53f3f; }
.badge-info { background: #e8f3ff; color: #1677ff; }

.status {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
}
.status.connected { background: #10b981; color: #fff; }
.status.disconnected { background: #ef4444; color: #fff; }

.kv-list .kv {
    display: flex;
    padding: 3px 0;
    border-bottom: 1px dashed #f0f0f0;
    word-break: break-all;
}
.kv-list .kv:last-child { border-bottom: none; }
.kv-key {
    flex: 0 0 130px;
    color: #86909c;
    font-size: 12px;
}
.kv-val {
    flex: 1;
    font-family: ui-monospace, "SF Mono", Consolas, monospace;
    font-size: 12px;
}
.empty { color: #999; font-size: 12px; padding: 6px 0; }

details { margin-top: 8px; }
details summary { cursor: pointer; color: #1677ff; font-size: 12px; }
pre {
    background: #f0f1f2;
    padding: 8px;
    border-radius: 4px;
    font-size: 11px;
    font-family: ui-monospace, "SF Mono", Consolas, monospace;
    overflow-x: auto;
    margin-top: 6px;
    max-height: 240px;
}

.button-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 8px;
}
.btn {
    border: none;
    padding: 9px 12px;
    border-radius: 6px;
    font-size: 13px;
    cursor: pointer;
    font-weight: 500;
    color: #fff;
    transition: transform 0.15s, box-shadow 0.15s;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 2px 6px rgba(0,0,0,0.15); }
.btn-primary { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.btn-info    { background: #3b82f6; }
.btn-success { background: #10b981; }
.btn-mini {
    margin-left: auto;
    background: #f0f1f2;
    color: #555;
    border: none;
    padding: 2px 10px;
    border-radius: 4px;
    font-size: 11px;
    cursor: pointer;
}

.log {
    background: #1d1f23;
    color: #d6d8db;
    font-family: ui-monospace, "SF Mono", Consolas, monospace;
    font-size: 12px;
    padding: 10px;
    border-radius: 6px;
    max-height: 320px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
}
.log .empty { color: #6c757d; text-align: center; padding: 12px; }
.log-item {
    margin-bottom: 8px;
    padding: 8px;
    background: #252526;
    border-radius: 4px;
    border-left: 3px solid #3b82f6;
}
.log-item.ok    { border-left-color: #10b981; }
.log-item.err   { border-left-color: #ef4444; }
.log-item.event { border-left-color: #fbbf24; }
.log-head {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
    font-weight: 600;
}
.log-method { color: #4ec9b0; }
.log-time { color: #858585; font-size: 11px; }
.log-status-ok  { color: #4ec9b0; font-size: 11px; }
.log-status-err { color: #f48771; font-size: 11px; }
.log-body { white-space: pre-wrap; word-break: break-all; margin-top: 4px; font-size: 11px; }