/* Shared visual system for the administration workspace. */
:root {
  --color-primary: #1b5bb8;
  --color-primary-hover: #17509e;
  --color-primary-active: #123f7d;
  --color-primary-soft: #e8effa;
  --color-success: #1e7a46;
  --color-success-soft: #e5f3ea;
  --color-warning: #8f5310;
  --color-warning-soft: #fbefdd;
  --color-danger: #b42318;
  --color-danger-soft: #fdecea;
  --color-info: #5a6472;
  --color-info-soft: #eff1f4;
  --color-text: #1f2329;
  --color-text-secondary: #4e5969;
  --color-text-tertiary: #646d7a;
  --color-text-disabled: #b0b7c3;
  --color-border: #e3e6eb;
  --color-border-strong: #c9ced6;
  --color-bg-page: #f5f6f8;
  --color-bg-card: #ffffff;
  --color-bg-hover: #f2f4f7;
  --color-bg-active: #e8effa;
  --color-sidebar-bg: #0f1b2d;
  --color-sidebar-text: #aebace;
  --color-sidebar-text-active: #ffffff;
  --color-sidebar-item-active: #1b2a40;
  --color-sidebar-rule: #22314a;
  --color-sidebar-icon: #8595ad;
  --color-sidebar-caption: #8796ad;
  --color-accent: #5b9bf8;
  --font-family: "Aptos", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  --font-family-mono: "Cascadia Code", Consolas, monospace;
  --font-size-xs: 12px;
  --font-size-sm: 13px;
  --font-size-base: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 21px;
  --font-size-2xl: 27px;
  --line-height-base: 22px;
  --line-height-tight: 20px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --shadow-card: 0 1px 2px rgba(15, 27, 45, 0.05);
  --shadow-popup: 0 18px 54px rgba(15, 27, 45, 0.2);
  --layout-sidebar-width: 232px;
  --layout-sidebar-collapsed: 64px;
  --layout-header-height: 56px;
  --layout-content-padding: 24px;
  --control-height: 36px;
  --control-height-sm: 30px;
  --table-row-height: 48px;
  --z-header: 20;
  --z-overlay: 30;
  --z-sidebar: 40;
}