:root {
  /* Background / Surface */
  --color-bg: #f1f5f9;
  --color-surface: #ffffff;
  --color-surface-secondary: #f8fafc;

  /* Text */
  --color-text: #1e293b;
  --color-text-secondary: #64748b;
  --color-text-muted: #94a3b8;

  /* Border */
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;

  /* Accent */
  --color-accent: #C9A84C;
  --color-accent-hover: #B89435;
  --color-accent-light: #FFF7E0;
  --color-accent-text: #6F5416;

  /* Semantic */
  --color-success: #16a34a;
  --color-success-bg: #f0fdf4;
  --color-success-border: #bbf7d0;
  --color-warning: #d97706;
  --color-warning-bg: #fffbeb;
  --color-warning-border: #fde68a;
  --color-danger: #dc2626;
  --color-danger-bg: #fef2f2;
  --color-danger-border: #fecaca;
  --color-info: #0891b2;
  --color-info-bg: #ecfeff;
  --color-info-border: #a5f3fc;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadow */
  --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 6px 16px rgba(15, 23, 42, 0.10);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  /* Layout */
  --content-width: 1200px;
  --sidebar-width: 240px;
  --header-height: 56px;

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-size-xs: 11px;
  --font-size-sm: 13px;
  --font-size-base: 14px;
  --font-size-md: 15px;
  --font-size-lg: 18px;
  --font-size-xl: 22px;
  --font-size-2xl: 28px;

  /* Transition */
  --transition-fast: 120ms ease;
  --transition-base: 200ms ease;
}