/* ============================================
   PetraPOS Design Tokens — Logo-aligned
   Cyan water + orange trim + Petra navy
   ============================================ */

:root {
  color-scheme: light;

  /* Brand fills — Petra navy (strong CTA / chrome) */
  --color-primary: #061D3A;
  --color-primary-dark: #041428;
  --color-primary-light: #0C2A4A;
  --color-on-primary: #FFFFFF;

  /* Brand foreground — cyan for links, icons, outlines */
  --color-primary-fg: #087CBC;

  /* Secondary neutrals */
  --color-secondary: #3A5570;
  --color-secondary-dark: #2A4058;

  /* Accent — logo gold/orange (POS) */
  --color-accent: #F27E07;
  --color-on-accent: #FFFFFF;

  /* Brand cyan (decorative / glow) */
  --color-cyan: #0AA8F0;
  --color-cyan-soft: rgba(10, 168, 240, 0.12);

  /* Neutrals — cool blue-tinted */
  --color-white: #FFFFFF;
  --color-black: #000000;
  --color-gray-50: #F4FAFC;
  --color-gray-100: #E8F3F8;
  --color-gray-200: #D0E4EE;
  --color-gray-300: #A8C8D8;
  --color-gray-400: #6E92A8;
  --color-gray-500: #4A6E88;
  --color-gray-600: #3A5570;
  --color-gray-700: #1E3A55;
  --color-gray-800: #0C2A4A;
  --color-gray-900: #061D3A;

  /* Semantic */
  --color-success: #1F8A5B;
  --color-warning: #D4890A;
  --color-danger: #D14343;
  --color-info: #087CBC;

  /* Surfaces */
  --color-bg: #F7FBFD;
  --color-surface: #Eef6FA;
  --color-surface-2: #E0EEF5;
  --color-border: #D0E4EE;
  --color-border-dark: #A8C8D8;

  /* Text */
  --color-text: #061D3A;
  --color-text-secondary: #3A5570;
  --color-text-muted: #6E92A8;
  --color-text-inverse: #F7FBFD;

  /* Navbar / footer */
  --color-nav-bg: rgba(247, 251, 253, 0.92);
  --color-footer-bg: #041428;
  --color-footer-text: #E8F6FC;
  --color-footer-muted: #8EB4C8;
  --color-footer-border: rgba(10, 168, 240, 0.16);
  --color-footer-chip: rgba(10, 168, 240, 0.1);

  /* Hero wash — cool water tint */
  --color-hero-a: #E4F4FC;
  --color-hero-b: #F0F8FB;
  --color-hero-glow: rgba(10, 168, 240, 0.16);

  /* Typography */
  --font-family: 'IBM Plex Sans', 'Segoe UI', sans-serif;
  --font-display: 'Literata', 'Georgia', serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;
  --font-size-7xl: 4.5rem;

  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 700;

  --line-height-tight: 1.15;
  --line-height-snug: 1.35;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.65;
  --line-height-loose: 1.85;

  /* 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;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 0.875rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(6, 29, 58, 0.05);
  --shadow-md: 0 4px 12px rgba(6, 29, 58, 0.08);
  --shadow-lg: 0 12px 28px rgba(6, 29, 58, 0.12);
  --shadow-xl: 0 20px 40px rgba(6, 29, 58, 0.14);
  --shadow-2xl: 0 28px 56px rgba(6, 29, 58, 0.18);
  --shadow-primary: 0 10px 24px rgba(8, 124, 188, 0.28);
  --shadow-card: 0 2px 8px rgba(6, 29, 58, 0.06);

  /* Motion */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-bounce: 280ms cubic-bezier(0.2, 0, 0, 1);

  /* Z-Index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-toast: 1070;

  /* Layout */
  --container-max: 1160px;
  --container-padding: 1.5rem;
  --navbar-height: 88px;
  --sidebar-width: 260px;

  --logo-filter: none;
  --logo-filter-on-dark: none;
}

[data-theme="dark"] {
  color-scheme: dark;

  /* Cyan fills read clearly on navy canvas */
  --color-primary: #0AA8F0;
  --color-primary-dark: #2BB8F5;
  --color-primary-light: #087CBC;
  --color-on-primary: #061D3A;
  --color-primary-fg: #5CC8F7;

  --color-secondary: #8EB4C8;
  --color-secondary-dark: #A8C8D8;

  --color-accent: #FC8C04;
  --color-on-accent: #061D3A;

  --color-cyan: #15AFF5;
  --color-cyan-soft: rgba(21, 175, 245, 0.16);

  --color-gray-50: #0C2A4A;
  --color-gray-100: #123554;
  --color-gray-200: #1A3A5C;
  --color-gray-300: #2A4E70;
  --color-gray-400: #6E92A8;
  --color-gray-500: #8EB4C8;
  --color-gray-600: #A8C8D8;
  --color-gray-700: #D0E4EE;
  --color-gray-800: #E8F3F8;
  --color-gray-900: #F4FAFC;

  --color-success: #3DBF84;
  --color-warning: #F0A020;
  --color-danger: #F06060;
  --color-info: #5CC8F7;

  --color-bg: #061D3A;
  --color-surface: #0C2A4A;
  --color-surface-2: #123554;
  --color-border: #1A3A5C;
  --color-border-dark: #2A4E70;

  --color-text: #E8F6FC;
  --color-text-secondary: #8EB4C8;
  --color-text-muted: #6E92A8;
  --color-text-inverse: #061D3A;

  --color-nav-bg: rgba(6, 29, 58, 0.92);
  --color-footer-bg: #041428;
  --color-footer-text: #E8F6FC;
  --color-footer-muted: #8EB4C8;
  --color-footer-border: rgba(21, 175, 245, 0.18);
  --color-footer-chip: rgba(21, 175, 245, 0.12);

  --color-hero-a: #041428;
  --color-hero-b: #0C2A4A;
  --color-hero-glow: rgba(21, 175, 245, 0.22);

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.55);
  --shadow-2xl: 0 28px 56px rgba(0, 0, 0, 0.6);
  --shadow-primary: 0 10px 28px rgba(10, 168, 240, 0.3);
  --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.4);

  --logo-filter: none;
}