/* CHMG brand tokens - GENERATED, DO NOT EDIT BY HAND.
 *
 * Source:   design/brand/brand.yaml
 * Decided:  2026-08-27
 * Checksum: 92dd0ef0e7ccf66e40d23e4293afd8adcf0118af1c0500ba12e43ce2d3b17d2a
 *           sha256 of the colour, logo and typography blocks of the source.
 *
 * Regenerate:  python3 tools/brand.py generate <brand.yaml> public/brand.css
 * Verify:      python3 tools/brand.py check    <brand.yaml> public/brand.css
 *
 * Every surface CHMG controls consumes this file. Do not retype these values
 * anywhere else - that is the drift the brand pack exists to prevent.
 */

:root {
  /* The teal ramp. Anchor 800 is the historic CHMG teal. Key ratios computed:
     white on 800 9.2:1 - 700 on paper 6.3:1 - 600 on paper 4.7:1 -
     ink on paper 15.6:1 - cyan on 950 7.1:1. */
  --chmg-teal-50: #F0F8FB;
  --chmg-teal-100: #DCEFF6;
  --chmg-teal-200: #B9E0ED;
  --chmg-teal-300: #8ACADF;
  --chmg-teal-400: #55AECB;
  --chmg-teal-500: #2E93B2;
  --chmg-teal-600: #0E7C99;
  --chmg-teal-700: #086781;
  --chmg-teal-800: #044E63;
  --chmg-teal-900: #063A4A;
  --chmg-teal-950: #052833;
  --chmg-cyan: #09BFE3;        /* the line, live detail, dark text. NEVER body text on light */

  /* Neutrals */
  --chmg-paper: #FBFCFD;
  --chmg-card: #FFFFFF;
  --chmg-tint: #F2F5F7;
  --chmg-hairline: #DCE3E7;
  --chmg-ink: #16232B;
  --chmg-secondary: #51636F;
  --chmg-figure-grey: #6C7D87;   /* data marks on tint, 3.9:1 */

  /* Semantic, kept verbatim - not brand colours, listed to forbid drift */
  --chmg-urgency: #D5281B;   /* NHS red */
  --chmg-good: #007F3B;         /* NHS green */
  --chmg-warning: #FFEB3B;   /* NHS yellow - warnings and focus */
  --chmg-nhs-blue: #005EB8; /* the outward NHS.UK link badge ONLY */

  /* Typeface. brand.yaml: IBM Plex Sans wherever CHMG controls the rendering;
     Plex Mono is the instrument voice (labels, numbers, dates). Frutiger is
     deliberately rejected - it is the NHS typeface. Do not "discover" it. */
  --chmg-font: "IBM Plex Sans", Arial, sans-serif;
  --chmg-font-mono: "IBM Plex Mono", "Courier New", monospace;

  /* The wordmark flag - measured tracking, both lines always equal size */
  --chmg-track-1: 0.06em;    /* CHEADLE HULME */
  --chmg-track-2: 0.062em;   /* MEDICAL GROUP - sets the block flush */

  /* Form and the gesture */
  --chmg-radius: 8px;
  --chmg-radius-sm: 6px;
  --chmg-line: 3px;          /* the cyan line along the top of every surface */
}