/* AceNick Design Tokens & CSS Variables */
:root {
  /* Colors - Light Default */
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-surface-hover: #f1f5f9;
  --color-surface-active: #e2e8f0;
  --color-border: #e2e8f0;
  --color-border-hover: #cbd5e1;
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-primary: #6366f1;
  --color-primary-hover: #4f46e5;
  --color-primary-text: #ffffff;
  --color-accent: #0891b2;
  --color-accent-light: #e0f2fe;
  --color-warning: #b45309;
  --color-warning-bg: #fef3c7;
  --color-warning-border: #fcd34d;
  --color-danger: #e11d48;
  --color-danger-bg: #ffe4e6;
  --color-success: #059669;
  --color-success-bg: #d1fae5;
  --color-overlay: rgba(15, 23, 42, 0.6);

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Monaco, Consolas, monospace;
  --font-symbols: system-ui, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;

  /* Sizing & Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 15px rgba(99, 102, 241, 0.35);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Touch / Accessibility */
  --touch-target: 44px;
  --focus-outline: 2px solid var(--color-accent);
  --focus-offset: 2px;
}

/* Dark Theme Overrides */
[data-theme="dark"],
:root:not([data-theme="light"]) {
  @media (prefers-color-scheme: dark) {
    --color-bg: #0a0e17;
    --color-surface: #121826;
    --color-surface-hover: #1e293b;
    --color-surface-active: #334155;
    --color-border: #253047;
    --color-border-hover: #3b4968;
    --color-text: #f1f5f9;
    --color-text-muted: #94a3b8;
    --color-primary: #818cf8;
    --color-primary-hover: #6366f1;
    --color-primary-text: #0f172a;
    --color-accent: #22d3ee;
    --color-accent-light: rgba(34, 211, 238, 0.15);
    --color-warning: #fbbf24;
    --color-warning-bg: rgba(245, 158, 11, 0.15);
    --color-warning-border: rgba(245, 158, 11, 0.4);
    --color-danger: #fb7185;
    --color-danger-bg: rgba(244, 63, 94, 0.15);
    --color-success: #34d399;
    --color-success-bg: rgba(52, 211, 153, 0.15);
    --color-overlay: rgba(0, 0, 0, 0.75);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
  }
}

[data-theme="dark"] {
  --color-bg: #0a0e17;
  --color-surface: #121826;
  --color-surface-hover: #1e293b;
  --color-surface-active: #334155;
  --color-border: #253047;
  --color-border-hover: #3b4968;
  --color-text: #f1f5f9;
  --color-text-muted: #94a3b8;
  --color-primary: #818cf8;
  --color-primary-hover: #6366f1;
  --color-primary-text: #0f172a;
  --color-accent: #22d3ee;
  --color-accent-light: rgba(34, 211, 238, 0.15);
  --color-warning: #fbbf24;
  --color-warning-bg: rgba(245, 158, 11, 0.15);
  --color-warning-border: rgba(245, 158, 11, 0.4);
  --color-danger: #fb7185;
  --color-danger-bg: rgba(244, 63, 94, 0.15);
  --color-success: #34d399;
  --color-success-bg: rgba(52, 211, 153, 0.15);
  --color-overlay: rgba(0, 0, 0, 0.75);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
}