/* ============================================
   Kraken Agent — Design Tokens
   Inspired by Anthropic/OpenAI docs
   ============================================ */

:root,
[data-theme="light"] {
  /* Surface */
  --color-bg: #ffffff;
  --color-bg-secondary: #f9fafb;
  --color-bg-tertiary: #f3f4f6;
  --color-surface: #ffffff;
  --color-surface-hover: #f9fafb;

  /* Text */
  --color-text: #111827;
  --color-text-secondary: #4b5563;
  --color-text-tertiary: #9ca3af;
  --color-text-inverse: #ffffff;

  /* Borders */
  --color-border: #e5e7eb;
  --color-border-light: #f3f4f6;
  --color-border-strong: #d1d5db;

  /* Accent — Kraken Cyan */
  --color-accent: #0891b2;
  --color-accent-hover: #0e7490;
  --color-accent-light: #ecfeff;
  --color-accent-subtle: #cffafe;

  /* Semantic */
  --color-success: #059669;
  --color-warning: #d97706;
  --color-error: #dc2626;
  --color-info: #0891b2;

  /* Code */
  --color-code-bg: #0d1117;
  --color-code-text: #e6edf3;
  --color-code-inline-bg: #f3f4f6;
  --color-code-inline-text: #111827;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);

  /* Layout */
  --navbar-height: 56px;
  --sidebar-width: 260px;
  --content-max-width: 768px;
  --toc-width: 220px;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
}

[data-theme="dark"] {
  /* Surface */
  --color-bg: #0a0a0a;
  --color-bg-secondary: #111111;
  --color-bg-tertiary: #1a1a1a;
  --color-surface: #141414;
  --color-surface-hover: #1a1a1a;

  /* Text */
  --color-text: #e5e5e5;
  --color-text-secondary: #a3a3a3;
  --color-text-tertiary: #737373;
  --color-text-inverse: #0a0a0a;

  /* Borders */
  --color-border: #262626;
  --color-border-light: #1a1a1a;
  --color-border-strong: #404040;

  /* Accent */
  --color-accent: #22d3ee;
  --color-accent-hover: #67e8f9;
  --color-accent-light: #0c1a1e;
  --color-accent-subtle: #112025;

  /* Code */
  --color-code-bg: #0d1117;
  --color-code-text: #e6edf3;
  --color-code-inline-bg: #1e1e1e;
  --color-code-inline-text: #e5e5e5;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
}