/* Obsidian — dark theme — premium 2026 polish */
[data-theme="obsidian"] {
  --kt-surface-0: #07080F;            /* deep ink */
  --kt-surface-1: #0F1220;            /* panel chrome */
  --kt-surface-2: #161A2C;            /* fills */
  --kt-surface-3: #20253A;            /* hovers */
  --kt-surface-elev: rgba(15, 18, 32, 0.78);
  --kt-surface-glass: rgba(15, 18, 32, 0.62);
  --kt-text-1: #F2F4FB;
  --kt-text-2: #A6ACC2;
  --kt-text-3: #6E748D;
  --kt-text-on-accent: #FFFFFF;
  --kt-border: #1E2238;
  --kt-border-strong: #2F3553;
  --kt-overlay: rgba(0, 0, 0, 0.62);
  --kt-shadow-1: 0 1px 2px rgba(0, 0, 0, 0.40), 0 2px 6px rgba(0, 0, 0, 0.30);
  --kt-shadow-2: 0 8px 28px rgba(0, 0, 0, 0.55), 0 2px 8px rgba(0, 0, 0, 0.30);
  --kt-shadow-3: 0 28px 64px rgba(0, 0, 0, 0.65);
  --kt-stage-bg: #050610;
  --kt-paper-bg: #FFFFFF;
  --kt-grid: rgba(255, 255, 255, 0.05);
  --kt-accent: #8B97FF;
  --kt-success: #34D399;
  --kt-danger: #F87171;
  --kt-warning: #FBBF24;
  --kt-ring: rgba(139, 151, 255, 0.30);
  color-scheme: dark;
}

/* Auto-prefer dark when user system requests it AND no explicit theme set */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]), [data-theme="auto"] {
    --kt-surface-0: #07080F;
    --kt-surface-1: #0F1220;
    --kt-surface-2: #161A2C;
    --kt-surface-3: #20253A;
    --kt-surface-elev: rgba(15, 18, 32, 0.78);
    --kt-surface-glass: rgba(15, 18, 32, 0.62);
    --kt-text-1: #F2F4FB;
    --kt-text-2: #A6ACC2;
    --kt-text-3: #6E748D;
    --kt-border: #1E2238;
    --kt-border-strong: #2F3553;
    --kt-overlay: rgba(0, 0, 0, 0.62);
    --kt-shadow-1: 0 1px 2px rgba(0, 0, 0, 0.40), 0 2px 6px rgba(0, 0, 0, 0.30);
    --kt-shadow-2: 0 8px 28px rgba(0, 0, 0, 0.55), 0 2px 8px rgba(0, 0, 0, 0.30);
    --kt-shadow-3: 0 28px 64px rgba(0, 0, 0, 0.65);
    --kt-stage-bg: #050610;
    --kt-grid: rgba(255, 255, 255, 0.05);
    --kt-accent: #8B97FF;
    color-scheme: dark;
  }
}