@layer reset, base, components, modules, utilities, native, platform;

:root {
  /* Spacing */
  --inline-space: 1ch;
  --inline-space-half: calc(var(--inline-space) / 2);
  --inline-space-double: calc(var(--inline-space) * 2);
  --block-space: 1rem;
  --block-space-half: calc(var(--block-space) / 2);
  --block-space-double: calc(var(--block-space) * 2);

  /* Font families */
  --font-sans: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  --font-serif: ui-serif, serif;
  --font-mono: ui-monospace, monospace;

  /* Text sizes */
  --text-xx-small: 0.55rem;
  --text-x-small: 0.75rem;
  --text-small: 0.85rem;
  --text-normal: 1rem;
  --text-medium: 1.1rem;
  --text-large: 1.5rem;
  --text-x-large: 1.8rem;
  --text-xx-large: 2.5rem;

  @media (max-width: 639px) {
    --text-xx-small: 0.65rem;
    --text-x-small: 0.85rem;
    --text-small: 0.95rem;
    --text-normal: 1.1rem;
    --text-medium: 1.2rem;
    --text-large: 1.5rem;
    --text-x-large: 1.8rem;
    --text-xx-large: 2.5rem;
  }

  /* Borders */
  --border: 1px solid var(--color-ink-lighter);

  /* Shadows */
  --shadow: 0 0 0 1px oklch(var(--lch-black) / 5%),
            0 0.2em 0.2em oklch(var(--lch-black) / 5%),
            0 0.4em 0.4em oklch(var(--lch-black) / 5%),
            0 0.8em 0.8em oklch(var(--lch-black) / 5%);

  --shadow-lg: 0 0 0 1px oklch(var(--lch-black) / 8%),
               0 0.4em 0.6em oklch(var(--lch-black) / 10%),
               0 0.8em 1.2em oklch(var(--lch-black) / 10%),
               0 1.2em 1.8em oklch(var(--lch-black) / 8%);

  /* Components */
  --btn-size: 2.65em;
  --footer-height: 3.0rem;


  /* Focus rings for keyboard navigation */
  --focus-ring-color: var(--color-link);
  --focus-ring-offset: 1px;
  --focus-ring-size: 2px;
  --focus-ring: var(--focus-ring-size) solid var(--focus-ring-color);

  /* Easing functions */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-overshoot: cubic-bezier(0.25, 1.75, 0.5, 1);
  --ease-out-overshoot-subtle: cubic-bezier(0.25, 1.25, 0.5, 1);

  /* Layout */
  --main-padding: clamp(var(--inline-space), 3vw, calc(var(--inline-space) * 3));
  --main-width: 1400px;

  /* Z-index */
  --z-popup: 10;
  --z-nav: 20;
  --z-flash: 30;
  --z-tooltip: 40;
  --z-bar: 50;
  --z-tray: 51;
  --z-welcome: 52;
  --z-nav-open: 100;

  /* =========================================================================
     OKLCH Colors: Fixed
     ========================================================================= */
  --lch-black: 0% 0 0;
  --lch-white: 100% 0 0;

  /* =========================================================================
     OKLCH Colors: Ink scale (from Fizzy - neutral grays)
     ========================================================================= */
  --lch-canvas: var(--lch-hogpoint-background);
  --lch-ink-inverted: var(--lch-white);

  --lch-ink-darkest: 26% 0.05 264;
  --lch-ink-darker: 40% 0.026 262;
  --lch-ink-dark: 56% 0.014 260;
  --lch-ink-medium: 66% 0.008 258;
  --lch-ink-light: 84% 0.005 256;
  --lch-ink-lighter: 92% 0.003 254;
  --lch-ink-lightest: 96% 0.002 252;

  /* =========================================================================
     OKLCH Colors: Fizzy color scales (for UI abstractions)
     ========================================================================= */
  --lch-red-dark: 59% 0.19 38;
  --lch-red-medium: 66% 0.204 40;
  --lch-red-lighter: 92% 0.03 44;

  --lch-yellow-lighter: 92% 0.076 90;

  --lch-green-dark: 55% 0.162 147;

  --lch-blue-dark: 57.02% 0.1895 260.46;
  --lch-blue-lighter: 92% 0.026 254;

  /* =========================================================================
     OKLCH Colors: HogPoint brand palette
     ========================================================================= */
  --lch-hogpoint-background: 97.1% 0.02 83.1;
  --lch-hogpoint-green: 79.4% 0.082 140.4;
  --lch-hogpoint-orange: 73.5% 0.156 46.1;
  --lch-hogpoint-yellow: 90.2% 0.118 88.6;
  --lch-hogpoint-purple: 82.6% 0.037 311.7;
  --lch-hogpoint-slaughter-red: 63.6% 0.09 19.5;
  --lch-hogpoint-slaughter-red2: 88.5% 0.041 17.7;
  --lch-hogpoint-blue1: 85.3% 0.038 224.7;
  --lch-hogpoint-blue2: 76.0% 0.054 227.1;
  --lch-hogpoint-blue3: 58.6% 0.062 233.1;
  --lch-hogpoint-blue4: 47.2% 0.059 234.5;

  /* Lightest variants for form backgrounds */
  --lch-hogpoint-orange-lightest: 95% 0.03 46.1;
  --lch-hogpoint-purple-lightest: 95% 0.015 311.7;
  --lch-hogpoint-blue2-lightest: 95% 0.02 227.1;
  --lch-hogpoint-slaughter-lightest: 95% 0.02 19.5;

  /* =========================================================================
     Colors: Named (fixed)
     ========================================================================= */
  --color-black: oklch(var(--lch-black));
  --color-white: oklch(var(--lch-white));

  /* =========================================================================
     Colors: Ink scale (text, borders, backgrounds)
     ========================================================================= */
  --color-ink: oklch(var(--lch-ink-darkest));
  --color-ink-darkest: oklch(var(--lch-ink-darkest));
  --color-ink-darker: oklch(var(--lch-ink-darker));
  --color-ink-dark: oklch(var(--lch-ink-dark));
  --color-ink-medium: oklch(var(--lch-ink-medium));
  --color-ink-light: oklch(var(--lch-ink-light));
  --color-ink-lighter: oklch(var(--lch-ink-lighter));
  --color-ink-lightest: oklch(var(--lch-ink-lightest));
  --color-ink-inverted: oklch(var(--lch-ink-inverted));

  /* =========================================================================
     Colors: HogPoint brand (named)
     ========================================================================= */
  --color-hogpoint-green: oklch(var(--lch-hogpoint-green));
  --color-hogpoint-orange: oklch(var(--lch-hogpoint-orange));
  --color-hogpoint-yellow: oklch(var(--lch-hogpoint-yellow));
  --color-hogpoint-purple: oklch(var(--lch-hogpoint-purple));
  --color-hogpoint-slaughter-red: oklch(var(--lch-hogpoint-slaughter-red));
  --color-hogpoint-slaughter-red2: oklch(var(--lch-hogpoint-slaughter-red2));
  --color-hogpoint-blue1: oklch(var(--lch-hogpoint-blue1));
  --color-hogpoint-blue2: oklch(var(--lch-hogpoint-blue2));
  --color-hogpoint-blue3: oklch(var(--lch-hogpoint-blue3));
  --color-hogpoint-blue4: oklch(var(--lch-hogpoint-blue4));

  /* =========================================================================
     Colors: Blue scale (mapped from HogPoint blues)
     ========================================================================= */
  --color-blue-lightest: var(--color-hogpoint-blue1);
  --color-blue-lighter: var(--color-hogpoint-blue1);
  --color-blue-light: var(--color-hogpoint-blue2);
  --color-blue: var(--color-hogpoint-blue3);
  --color-blue-dark: var(--color-hogpoint-blue3);
  --color-blue-darker: var(--color-hogpoint-blue4);
  --color-blue-darkest: var(--color-hogpoint-blue4);

  /* =========================================================================
     Colors: UI abstractions (semantic)
     ========================================================================= */
  --color-canvas: oklch(var(--lch-canvas));
  --color-link: oklch(var(--lch-blue-dark));
  --color-negative: oklch(var(--lch-red-dark));
  --color-positive: oklch(var(--lch-green-dark));
  --color-selected: oklch(var(--lch-blue-lighter));
  --color-selected-dark: var(--color-blue-light);
  --color-highlight: oklch(var(--lch-yellow-lighter));
  --color-marker: oklch(var(--lch-red-medium));

  /* =========================================================================
     Colors: Domain-specific (sow lifecycle stages)
     ========================================================================= */
  --color-servicing: var(--color-hogpoint-orange);           /* Løbning - breeding/insemination */
  --color-farrowing: var(--color-hogpoint-green);            /* Faring - giving birth */
  --color-weaning: var(--color-hogpoint-yellow);             /* Fravænning - piglet separation */
  --color-treatment: var(--color-hogpoint-purple);           /* Genbehandling - medical treatment */
  --color-slaughter: var(--color-hogpoint-slaughter-red);    /* Slagteliste - darker red */
  --color-slaughter-light: var(--color-hogpoint-slaughter-red2); /* Slagteliste - lighter red (menu) */

  /* Lightest variants for form backgrounds */
  --color-servicing-lightest: oklch(var(--lch-hogpoint-orange-lightest));
  --color-treatment-lightest: oklch(var(--lch-hogpoint-purple-lightest));
  --color-movement-lightest: oklch(var(--lch-hogpoint-blue2-lightest));
  --color-slaughter-lightest: oklch(var(--lch-hogpoint-slaughter-lightest));
}
