/* ==========================================================================
   ALGENZA - Matte Obsidian & Cyber Sunset (Cyan + Rose Gold) Theme Tokens
   Bespoke, Institutional High-Performance Dark Matte Design System
   ========================================================================== */

:root {
  /* Surface & Canvas Palette (Matte Black & Obsidian Dark Layers) */
  --bg-primary: #0a0c10;
  --bg-secondary: #0f1218;
  --bg-tertiary: #151922;
  --bg-surface: #121620;
  --bg-surface-hover: #191e2b;
  --bg-surface-elevated: #1a202e;
  --bg-card: rgba(18, 22, 31, 0.85);
  --bg-card-hover: rgba(25, 31, 44, 0.95);
  --bg-dark-accent: #07090d;
  
  /* Glassmorphism & Transparencies */
  --bg-glass: rgba(10, 12, 16, 0.85);
  --bg-glass-card: rgba(18, 22, 31, 0.72);
  --bg-glass-card-hover: rgba(26, 32, 45, 0.88);
  --bg-overlay: rgba(4, 6, 9, 0.80);
  
  /* Accent 1: Luminous Cyan / Teal Aqua (from Swatch 1) */
  --accent-cyan: #70e0d6;
  --accent-cyan-hover: #52d1c6;
  --accent-cyan-glow: rgba(112, 224, 214, 0.25);
  --accent-cyan-subtle: rgba(112, 224, 214, 0.10);
  --accent-cyan-border: rgba(112, 224, 214, 0.35);
  
  /* Accent 2: Sunset Rose / Coral Rose Gold (from Swatch 4) */
  --accent-rose: #f49097;
  --accent-rose-hover: #e8767f;
  --accent-rose-glow: rgba(244, 144, 151, 0.25);
  --accent-rose-subtle: rgba(244, 144, 151, 0.10);
  --accent-rose-border: rgba(244, 144, 151, 0.35);

  /* Dual Sunset-Cyber Gradient */
  --gradient-accent: linear-gradient(135deg, #70e0d6 0%, #f49097 100%);
  --gradient-accent-subtle: linear-gradient(135deg, rgba(112, 224, 214, 0.15) 0%, rgba(244, 144, 151, 0.15) 100%);
  --gradient-card: linear-gradient(180deg, rgba(22, 27, 38, 0.8) 0%, rgba(14, 17, 24, 0.9) 100%);
  --gradient-hero: radial-gradient(circle at 80% 20%, rgba(112, 224, 214, 0.08) 0%, transparent 50%),
                   radial-gradient(circle at 20% 80%, rgba(244, 144, 151, 0.07) 0%, transparent 50%),
                   #0a0c10;
  
  /* Legacy/Semantic Accent Aliases mapped to new Cyber Sunset Palette */
  --accent-blue: #70e0d6;
  --accent-blue-hover: #52d1c6;
  --accent-blue-glow: rgba(112, 224, 214, 0.25);
  --accent-blue-subtle: rgba(112, 224, 214, 0.10);
  --accent-blue-border: rgba(112, 224, 214, 0.35);
  
  --accent-green: #5eead4;
  --accent-green-hover: #2dd4bf;
  --accent-green-glow: rgba(94, 234, 212, 0.22);
  --accent-green-subtle: rgba(94, 234, 212, 0.10);
  --accent-green-border: rgba(94, 234, 212, 0.30);
  
  --accent-indigo: #818cf8;
  --accent-indigo-subtle: rgba(129, 140, 248, 0.10);
  --accent-amber: #f49097;
  --accent-amber-subtle: rgba(244, 144, 151, 0.10);
  
  /* Additional Palette Tints */
  --accent-ice: #d8eceb;
  --accent-mauve: #9e5d65;
  
  /* High-Contrast Typography Hierarchy */
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --text-inverse: #0a0c10;
  --text-on-dark: #f8fafc;
  
  /* Precision Border Colors */
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-medium: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.22);
  --border-accent: rgba(112, 224, 214, 0.40);
  --border-accent-green: rgba(94, 234, 212, 0.40);
  --border-accent-rose: rgba(244, 144, 151, 0.40);
  
  /* Modern Typography Font Stacks */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, Menlo, Monaco, monospace;
  
  /* Font Sizes */
  --text-xs: 0.75rem;     /* 12px */
  --text-sm: 0.875rem;    /* 14px */
  --text-base: 1rem;      /* 16px */
  --text-lg: 1.125rem;    /* 18px */
  --text-xl: 1.25rem;     /* 20px */
  --text-2xl: 1.5rem;     /* 24px */
  --text-3xl: 1.875rem;   /* 30px */
  --text-4xl: 2.25rem;    /* 36px */
  --text-5xl: 3rem;       /* 48px */
  --text-6xl: 3.75rem;    /* 60px */
  
  /* Font Weights */
  --font-regular: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;
  
  /* Layout 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;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  
  /* Max Container Widths */
  --container-max: 1240px;
  --container-narrow: 880px;
  
  /* Border Radius */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;
  
  /* Tactile Modern Shadows & Neon Halos */
  --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-sm: 0 4px 12px -2px rgba(0, 0, 0, 0.5), 0 2px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 10px 25px -3px rgba(0, 0, 0, 0.6), 0 4px 10px -2px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 40px -4px rgba(0, 0, 0, 0.7), 0 8px 16px -4px rgba(0, 0, 0, 0.5);
  --shadow-card-hover: 0 20px 40px -5px rgba(0, 0, 0, 0.8), 0 0 25px rgba(112, 224, 214, 0.16);
  --shadow-glow-cyan: 0 0 30px rgba(112, 224, 214, 0.25);
  --shadow-glow-rose: 0 0 30px rgba(244, 144, 151, 0.25);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.5);
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 350ms cubic-bezier(0.16, 1, 0.3, 1);
  
  /* Z-Index Hierarchy */
  --z-negative: -1;
  --z-normal: 1;
  --z-sticky: 100;
  --z-fixed: 500;
  --z-drawer: 800;
  --z-modal: 1000;
  --z-toast: 1100;
}