/* ============================================================
   DARK MODE — Wada Sanzo palette (deep / nocturnal variant)
   ============================================================

   Palette in use: "Deep Slate / Night Stone" (dark of Option A)
   --color-bg:        #1a2130  (deep navy slate)
   --color-surface:   #202a3a  (lifted slate)
   --color-border:    #2e3d4f  (stone edge in shadow)
   --color-text:      #dce5ee  (pale stone white)
   --color-muted:     #5a7a96  (muted blue)
   --color-accent:    #8fa3b8  (slate accent, same as light)
   --color-caption:   rgba(16,22,32,0.90)

   ── Other dark combinations to try ───────────────────────
   "Deep Teal / Night Celadon" (dark of Option C)
   --color-bg: #131e1d; --color-surface: #1a2928;
   --color-border: #243c3a; --color-text: #cce0dd;
   --color-muted: #4a7a74; --color-accent: #6a9e98;

   "Night Ochre / Deep Gold"
   --color-bg: #1e1a0e; --color-accent: #b89050; --color-text: #e8dfc8;
   ============================================================ */

body.dark-mode {
  --color-bg:        #1a2130;
  --color-surface:   #202a3a;
  --color-border:    #2e3d4f;
  --color-text:      #dce5ee;
  --color-muted:     #5a7a96;
  --color-accent:    #8fa3b8;
  --color-caption-bg: rgba(16, 22, 32, 0.90);
  --color-caption-text: #dce5ee;
  --color-header-bg: #1a2130;
  --color-btn-hover: #2e3d4f;
}