/* MindWave website palettes (preview). Sina picks one on the morning card; sources in reports/SOURCES.md.
   Every token pair used for text is >= 4.5:1 (tests/test_site.py, Colour). No red. Cream base in all three. */

/* A · Lilac — the MindWave US/China research boards
   (Project Ahura/Research - Ahura Competitor Analysis/index.html: --bg #F3EFE6, --card #FCFAF5, --txt #403C34,
   --accent #6C63FF, --accent2 #5A51D6). ink-soft, link and hero tints derived for contrast. */
[data-palette="a"] {
  --bg: #F3EFE6;
  --surface: #FCFAF5;
  --line: #E4DDCE;
  --ink: #403C34;
  --ink-soft: #6B6456;
  --link: #4B43C2;
  --accent: #5A51D6;
  --on-accent: #FFFFFF;
  --hero-bg: #ECE8F6;
  --hero-ink: #2E2A52;
  --hero-soft: #4E4A6E;
  --wave-1: #6C63FF;
  --wave-2: #A9A3F5;
  --wave-3: #C9B98F;
  --focus: #5A51D6;
}

/* B · Teal — NeuroStudio, the brainwave-music app (EEG/neurostudio/css/app.css light theme:
   --accent #0086b3, --alpha #00b894, --delta #6c5ce7). Button teal darkened to #00779F for white text. */
[data-palette="b"] {
  --bg: #F4F1EA;
  --surface: #FCFAF5;
  --line: #E2DDD0;
  --ink: #1F2A30;
  --ink-soft: #54606A;
  --link: #00708F;
  --accent: #00779F;
  --on-accent: #FFFFFF;
  --hero-bg: #E2F1EC;
  --hero-ink: #123C44;
  --hero-soft: #2F5A60;
  --wave-1: #00B894;
  --wave-2: #0086B3;
  --wave-3: #6C5CE7;
  --focus: #00779F;
}

/* C · Dusk — a deep indigo hero over the cream page; NeuroStudio's delta violet #6c5ce7, accent cyan #4cc9f0
   and beta amber #fdcb6e (EEG/neurostudio/css/app.css) as the glowing waves. The boldest of the three. */
[data-palette="c"] {
  --bg: #F3EFE6;
  --surface: #FCFAF5;
  --line: #E4DDCE;
  --ink: #2B2840;
  --ink-soft: #5E5A70;
  --link: #4B43C2;
  --accent: #FDCB6E;
  --on-accent: #25224A;
  --hero-bg: #25224A;
  --hero-ink: #F6F1E7;
  --hero-soft: #CFC8EA;
  --wave-1: #6C5CE7;
  --wave-2: #4CC9F0;
  --wave-3: #FDCB6E;
  --focus: #4B43C2;
}

/* E · Brand book (Visual Identity guideline, July 2025, p.13: #054e86 50% · #3c6ab3 25% · #06c6cb 10% · #f9fb03 15%).
   Sina picked E 09-29 23:4x: deep-blue hero like the book, cream page. Page tokens from tools/make_palette.py. */
[data-palette="e"] {
  --bg: #F3EFE6;
  --surface: #FAF9F5;
  --line: #E6DDCA;
  --ink: #054E86;
  --ink-soft: #4A718D;
  --link: #3C6AB3;
  --accent: #F9FB03;
  --on-accent: #054E86;
  --hero-bg: #054E86;
  --hero-ink: #FFFFFF;
  --hero-soft: #D6E6F5;
  --wave-1: #06C6CB;
  --wave-2: #3C6AB3;
  --wave-3: #F9FB03;
  --focus: #3C6AB3;
}