/* ==========================================================================
   Brasil Finanças Atlas (BFA) — Theme Definitions & WCAG AAA Dark Contrast
   ========================================================================== */

/* 1. Theme Classic Institucional (Default Light) */
:root,
[data-theme="brasil-atlas"] {
  --background: #F8FAFC;
  --foreground: #0F172A;
  --card: #FFFFFF;
  --primary: #0F172A;
  --primary-foreground: #F8FAFC;
  --secondary: #F1F5F9;
  --muted-foreground: #64748B;
  --border: #E2E8F0;

  --market: #059669;
  --gold: #D97706;
  --gold-deep: #B45309;

  --track-finance: #1B6B3A;
  --track-math: #1B3A5C;
  --track-brhsic: #C8963E;
}

/* 2. Theme Executive B3 Corporate */
[data-theme="b3-corporate"],
.theme-executive {
  --background: #F1F5F9;
  --foreground: #0A2540;
  --card: #FFFFFF;
  --primary: #0A2540;
  --primary-foreground: #FFFFFF;
  --secondary: #EBF1F8;
  --muted-foreground: #4E5978;
  --border: #D8E0E8;

  --market: #00D4B2;
  --gold: #00D4B2;
  --gold-deep: #008F77;

  --track-finance: #008F77;
  --track-math: #0A2540;
  --track-brhsic: #00D4B2;
}

/* 3. Theme Khan Minimalist Academy */
[data-theme="khan-minimalist"],
.theme-minimal {
  --background: #FFFFFF;
  --foreground: #212529;
  --card: #FFFFFF;
  --primary: #0056B3;
  --primary-foreground: #FFFFFF;
  --secondary: #F1F3F5;
  --muted-foreground: #6C757D;
  --border: #DEE2E6;

  --market: #108548;
  --gold: #E0A800;

  --track-finance: #108548;
  --track-math: #0056B3;
  --track-brhsic: #E0A800;
  --radius: 0.875rem;
}

/* 4. Theme Dark Obsidian Pro (WCAG AAA High Contrast) */
[data-theme="dark-obsidian"],
.dark {
  --background: #0D1117;
  --foreground: #F0F6FC; /* 17.38:1 AAA vs #0D1117 */
  --card: #161B22;       /* Surface */
  --card-foreground: #F0F6FC;
  --popover: #161B22;
  --popover-foreground: #F0F6FC;

  --primary: #F0F6FC;
  --primary-foreground: #0D1117;
  --secondary: #21262D;
  --secondary-foreground: #F0F6FC;

  --muted: #21262D;
  --muted-foreground: #94A3B8; /* 6.75:1 AA/AAA vs #161B22 */
  --accent: #30363D;
  --accent-foreground: #F0F6FC;

  --border: #30363D;
  --input: #30363D;
  --ring: #60A5FA;

  /* Domain Accent Colors - Luminance Adjusted for Dark Mode */
  --market: #34D399;        /* Emerald 400 (9.0:1 AAA) */
  --market-foreground: #0D1117;
  --gold: #FBBF24;          /* Amber 400 (10.37:1 AAA) */
  --gold-deep: #F59E0B;
  --gold-foreground: #0D1117;

  --track-finance: #34D399; /* Finance Track Accent */
  --track-math: #60A5FA;    /* Math Track Accent (6.8:1 AA) */
  --track-brhsic: #FBBF24;  /* BRHSIC Track Accent */

  --surface: #161B22;
  --surface-strong: #21262D;
}