/* Tema Dark — High-contrast, tech-oriented dark interface with glowing accents */
.theme-dark {
  --font-family-base:        'Space Grotesk', 'Fira Code', 'Courier New', monospace;
  --font-family-heading:     'Space Grotesk', 'Fira Code', 'Courier New', monospace;
  --font-weight-heading:     700;
  --font-weight-base:        500;
  --letter-spacing:          0.02em;
  --line-height:             1.5;

  --spacing-section:         1.25rem;
  --spacing-element:         0.5rem;

  --border-radius-sm:        0.25rem;
  --border-radius-md:        0.25rem;
  --border-radius-lg:        0.25rem;

  --shadow-sm:               0 0 6px rgba(99, 102, 241, 0.3);
  --shadow-md:               0 0 12px rgba(99, 102, 241, 0.25);
  --shadow-lg:               0 0 24px rgba(99, 102, 241, 0.2);

  --btn-padding-x:           1.5rem;
  --btn-padding-y:           0.625rem;
  --btn-font-weight:         700;
  --btn-transition:          all 0.12s ease;

  --card-padding:            1rem;
  --card-gap:                0.75rem;

  --transition-speed:        0.12s;
}