:root {
  --color-text-primary: #111827;
  --color-text-secondary: #374151;
  --color-text-muted: #6b7280;
  --color-text-inverse: #ffffff;

  --color-surface-page: #f9fafb;
  --color-surface-card: #ffffff;
  --color-surface-elevated: #ffffff;

  --color-border-default: #e5e7eb;
  --color-border-subtle: #f3f4f6;

  --color-accent: #dc2626;
  --color-accent-hover: #b91c1c;
  --color-accent-active: #991b1b;
  --color-accent-subtle: #fef2f2;

  --color-success: #059669;
  --color-warning: #d97706;
  --color-error: #dc2626;
  --color-info: #2563eb;

  --color-status-draft-bg: var(--color-border-subtle);
  --color-status-draft-text: var(--color-text-secondary);
  --color-status-review-bg: #fef3c7;
  --color-status-review-text: #92400e;
  --color-status-published-bg: #d1fae5;
  --color-status-published-text: #065f46;
  --color-status-archived-bg: var(--color-border-subtle);
  --color-status-archived-text: var(--color-text-muted);

  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 64px;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --shadow-sm: 0 1px 2px rgba(17, 24, 39, 0.06);
  --shadow-md: 0 4px 12px rgba(17, 24, 39, 0.08);
  --shadow-lg: 0 12px 32px rgba(17, 24, 39, 0.12);

  --font-ui: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Plus Jakarta Sans", Manrope, var(--font-ui);

  --layout-max-width: 1280px;
  --content-max-width: 720px;
  --admin-sidebar-width: 200px;

  --z-sidebar: 20;
  --z-header: 10;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-ui);
  color: var(--color-text-primary);
  background: var(--color-surface-page);
  line-height: 1.5;
}

a {
  color: inherit;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}