/**
 * AmazingAI Design Tokens & Variable System
 * Default: Futuristic Dark Theme (Developer / Creator aesthetic)
 * Supported: Auto-detected Light Theme via [data-theme="light"]
 */

:root {
  /* Typography */
  --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Menlo, monospace;

  /* Typography Scale */
  --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 */

  /* Spacing Scale */
  --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;

  /* Radii */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-2xl: 28px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --duration-slow: 400ms;

  /* Container Widths */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1440px;
  --header-height: 72px;

  /* Z-Index Layers */
  --z-base: 1;
  --z-sticky: 100;
  --z-header: 500;
  --z-dropdown: 600;
  --z-modal-backdrop: 900;
  --z-modal: 1000;
  --z-toast: 1100;

  /* ----------------------------------------------------
     DARK THEME (Default)
     Deep space obsidian, electric indigo, neon accents
     ---------------------------------------------------- */
  --bg-canvas: #07090e;
  --bg-surface: #0e131f;
  --bg-card: rgba(18, 24, 38, 0.75);
  --bg-card-hover: rgba(26, 35, 54, 0.85);
  --bg-elevated: #161e31;
  --bg-input: rgba(14, 19, 31, 0.8);
  --bg-backdrop: rgba(7, 9, 14, 0.85);

  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-medium: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.2);
  --border-focus: #00d2b4;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #07090e;

  /* AmazingAI Authentic Brand Accents (Electric Teal / Aqua to Ocean Blue) */
  --brand-primary: #00d2b4;          /* AmazingAI Teal */
  --brand-primary-hover: #00b89d;
  --brand-primary-light: rgba(0, 210, 180, 0.12);
  --brand-primary-glow: rgba(0, 210, 180, 0.35);

  --brand-cyan: #0284c7;             /* Ocean Blue */
  --brand-cyan-light: rgba(2, 132, 199, 0.12);
  --brand-cyan-glow: rgba(2, 132, 199, 0.3);

  --brand-purple: #8b5cf6;           /* Purple 500 */
  --brand-purple-light: rgba(139, 92, 246, 0.12);

  --brand-amber: #f59e0b;            /* Ratings / Featured */
  --brand-amber-light: rgba(245, 158, 11, 0.15);

  --brand-emerald: #10b981;          /* Verified / In Stock */
  --brand-emerald-light: rgba(16, 185, 129, 0.15);

  --brand-rose: #f43f5e;
  --brand-rose-light: rgba(244, 63, 94, 0.15);

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px -2px rgba(0, 0, 0, 0.5), 0 2px 4px -2px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 28px -6px rgba(0, 0, 0, 0.6), 0 4px 8px -4px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 24px 48px -12px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 25px -4px var(--brand-primary-glow);
  --shadow-cyan-glow: 0 0 25px -4px var(--brand-cyan-glow);

  /* Glassmorphism */
  --glass-blur: blur(16px);
  --glass-card: backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
}

/* ----------------------------------------------------
   LIGHT THEME (Sleek Clean Pro)
   ---------------------------------------------------- */
[data-theme="light"] {
  --bg-canvas: #f8fafc;
  --bg-surface: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-card-hover: #ffffff;
  --bg-elevated: #f1f5f9;
  --bg-input: #ffffff;
  --bg-backdrop: rgba(15, 23, 42, 0.4);

  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-medium: rgba(0, 0, 0, 0.14);
  --border-strong: rgba(0, 0, 0, 0.22);
  --border-focus: #00a891;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;

  --brand-primary: #00a891;
  --brand-primary-hover: #008f7b;
  --brand-primary-light: rgba(0, 168, 145, 0.1);
  --brand-primary-glow: rgba(0, 168, 145, 0.2);

  --brand-cyan: #0284c7;
  --brand-cyan-light: rgba(2, 132, 199, 0.1);

  --brand-amber: #d97706;
  --brand-amber-light: rgba(217, 119, 6, 0.1);

  --brand-emerald: #059669;
  --brand-emerald-light: rgba(5, 150, 105, 0.1);

  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 14px -2px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 14px 28px -6px rgba(15, 23, 42, 0.1), 0 4px 8px -4px rgba(15, 23, 42, 0.06);
  --shadow-xl: 0 24px 48px -12px rgba(15, 23, 42, 0.12);
  --shadow-glow: 0 0 20px -2px rgba(79, 70, 229, 0.2);
}