/* ============================================
   IT SUMON — Design Tokens
   Premium Dark Theme for Digital Marketing Expert
   ============================================ */

:root {
  /* ── Brand Colors ── */
  --color-primary: #0EA5E9;
  --color-primary-light: #38BDF8;
  --color-primary-dark: #0284C7;
  --color-secondary: #8B5CF6;
  --color-secondary-light: #A78BFA;
  --color-secondary-dark: #7C3AED;
  --color-accent: #10B981;
  --color-accent-light: #34D399;
  --color-warning: #F59E0B;
  --color-danger: #EF4444;

  /* ── Gradients ── */
  --gradient-primary: linear-gradient(135deg, #0EA5E9, #8B5CF6);
  --gradient-primary-hover: linear-gradient(135deg, #38BDF8, #A78BFA);
  --gradient-hero: linear-gradient(135deg, #0B1121 0%, #1a1a3e 40%, #0f2847 70%, #0B1121 100%);
  --gradient-card: linear-gradient(135deg, rgba(14, 165, 233, 0.1), rgba(139, 92, 246, 0.1));
  --gradient-accent: linear-gradient(135deg, #10B981, #0EA5E9);
  --gradient-dark: linear-gradient(180deg, #0B1121 0%, #111827 100%);
  --gradient-glow: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(14, 165, 233, 0.06), transparent 40%);

  /* ── Background Colors ── */
  --bg-primary: #0B1121;
  --bg-secondary: #111827;
  --bg-tertiary: #1F2937;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --bg-glass: rgba(255, 255, 255, 0.05);
  --bg-glass-heavy: rgba(255, 255, 255, 0.08);
  --bg-input: rgba(255, 255, 255, 0.05);
  --bg-input-focus: rgba(255, 255, 255, 0.08);

  /* ── Text Colors ── */
  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;
  --text-tertiary: #64748B;
  --text-muted: #475569;
  --text-inverse: #0B1121;
  --text-link: #38BDF8;
  --text-link-hover: #0EA5E9;

  /* ── Border Colors ── */
  --border-primary: rgba(255, 255, 255, 0.08);
  --border-secondary: rgba(255, 255, 255, 0.12);
  --border-active: rgba(14, 165, 233, 0.4);
  --border-glow: rgba(14, 165, 233, 0.2);

  /* ── Typography ── */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 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 */
  --text-7xl: 4.5rem;     /* 72px */

  /* Font Weights */
  --font-light: 300;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --font-extrabold: 800;

  /* Line Heights */
  --leading-tight: 1.15;
  --leading-snug: 1.3;
  --leading-normal: 1.5;
  --leading-relaxed: 1.65;

  /* Letter Spacing */
  --tracking-tight: -0.02em;
  --tracking-normal: 0;
  --tracking-wide: 0.025em;
  --tracking-wider: 0.05em;
  --tracking-widest: 0.1em;

  /* ── Spacing Scale ── */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  --space-24: 6rem;     /* 96px */
  --space-32: 8rem;     /* 128px */

  /* ── Border Radius ── */
  --radius-sm: 0.375rem;   /* 6px */
  --radius-md: 0.5rem;     /* 8px */
  --radius-lg: 0.75rem;    /* 12px */
  --radius-xl: 1rem;       /* 16px */
  --radius-2xl: 1.5rem;    /* 24px */
  --radius-full: 9999px;

  /* ── Shadows ── */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 20px rgba(14, 165, 233, 0.15), 0 0 40px rgba(139, 92, 246, 0.08);
  --shadow-glow-lg: 0 0 30px rgba(14, 165, 233, 0.2), 0 0 60px rgba(139, 92, 246, 0.12);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-card-hover: 0 8px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(14, 165, 233, 0.1);

  /* ── Transitions ── */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;
  --transition-slower: 500ms ease;
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* ── Z-Index Scale ── */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-header: 400;
  --z-overlay: 500;
  --z-modal: 600;
  --z-toast: 700;
  --z-tooltip: 800;

  /* ── Container ── */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-2xl: 1400px;
  --container-padding: var(--space-6);
}

/* ── Dark Admin Overrides ── */
[data-theme="admin"] {
  --bg-primary: #0F172A;
  --bg-secondary: #1E293B;
  --bg-tertiary: #334155;
  --bg-card: rgba(30, 41, 59, 0.8);
  --border-primary: rgba(255, 255, 255, 0.06);
}