:root {
  --bg-page: #f4f7fb;
  --bg-sidebar: #ffffff;
  --bg-header: #ffffff;
  --bg-card: #ffffff;
  --bg-card-strong: #f1f5f9;
  --bg-hover: rgba(37, 99, 235, 0.08);
  --bg-input: rgba(248, 250, 252, 0.92);
  --bg-input-strong: #ffffff;
  --bg-flyout: rgba(255, 255, 255, 0.98);

  --border: #d8e0ec;
  --border-soft: rgba(100, 116, 139, 0.22);
  --row-border: rgba(216, 224, 236, 0.8);
  --detail-border: rgba(216, 224, 236, 0.75);

  --primary: #2563eb;
  --primary-strong: #1d4ed8;
  --brand-secondary: #0ea5e9;

  --success: #16a34a;
  --warning: #d97706;
  --danger: #dc2626;
  --info: #0284c7;
  --stopped: #64748b;

  --chart-blue: #2563eb;
  --chart-green: #16a34a;
  --chart-red: #dc2626;
  --chart-orange: #d97706;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #64748b;
  --active-contrast: #ffffff;

  --shadow-soft: 0 10px 24px rgba(15, 23, 42, 0.08);
  --shadow-panel: 0 18px 44px rgba(15, 23, 42, 0.1);
  --shadow-dialog: 0 28px 80px rgba(15, 23, 42, 0.18);
  --shadow-drawer: 0 24px 60px rgba(15, 23, 42, 0.18);
  --overlay-scrim: rgba(15, 23, 42, 0.24);
  --focus-ring: rgba(37, 99, 235, 0.16);
  --skeleton-surface: rgba(255, 255, 255, 0.86);
  --skeleton-shine: rgba(37, 99, 235, 0.1);
  --motion-fast: 150ms;
  --motion-base: 220ms;
  --motion-slow: 320ms;
  --ease-standard: cubic-bezier(0.2, 0, 0, 1);
  --ease-emphasized: cubic-bezier(0.16, 1, 0.3, 1);
  --font-system: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  --header-height: 72px;
}