:root {
  /* Paleta Oficial Techno Diet */
  --td-color-cream: #f5f2e9;
  --td-color-cream-soft: #faf8f2;
  --td-color-surface: #ffffff;
  --td-color-surface-muted: #eef2ee;
  --td-color-green: #214c38;
  --td-color-green-dark: #0d2c20;
  --td-color-green-deep: #06150f;
  --td-color-gold: #c79847;
  --td-color-gold-light: #ddb86f;
  --td-color-text: #17251d;
  --td-color-text-soft: #687169;
  --td-color-border: #dedbd1;
  --td-color-success: #26734d;
  --td-color-error: #a43131;
  --td-color-overlay-dark: rgba(2, 13, 9, 0.72);

  /* Tipografía */
  --td-font-serif: Georgia, "Times New Roman", serif;
  --td-font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Escala Tipográfica Fluida */
  --td-font-size-xs: 0.75rem;
  --td-font-size-sm: 0.875rem;
  --td-font-size-base: 1rem;
  --td-font-size-md: 1.125rem;
  --td-font-size-lg: 1.375rem;
  --td-font-size-xl: clamp(1.75rem, 3vw, 2.5rem);
  --td-font-size-2xl: clamp(2.25rem, 4.5vw, 4.5rem);
  --td-font-size-hero: clamp(3rem, 6.5vw, 6rem);

  /* Alturas de Línea */
  --td-line-height-tight: 1.15;
  --td-line-height-heading: 1.25;
  --td-line-height-body: 1.6;

  /* Escala de Espaciado */
  --td-space-2xs: 0.25rem;
  --td-space-xs: 0.5rem;
  --td-space-sm: 0.75rem;
  --td-space-md: 1rem;
  --td-space-lg: 1.5rem;
  --td-space-xl: 2rem;
  --td-space-2xl: 3rem;
  --td-space-3xl: 4.5rem;
  --td-space-4xl: 6rem;
  --td-space-section: clamp(4rem, 8vw, 8rem);

  /* Bordes y Radios Moderados */
  --td-radius-sm: 4px;
  --td-radius-md: 8px;
  --td-radius-lg: 16px;
  --td-radius-xl: 24px;
  --td-radius-pill: 9999px;

  /* Sombras */
  --td-shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.04);
  --td-shadow-card: 0 10px 25px -5px rgba(6, 21, 15, 0.06);
  --td-shadow-elevated: 0 20px 40px -10px rgba(6, 21, 15, 0.12);
  --td-shadow-dark: 0 20px 40px rgba(0, 0, 0, 0.3);

  /* Transiciones */
  --td-transition-fast: 0.15s ease;
  --td-transition-normal: 0.25s ease;
  --td-transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout Boundaries */
  --td-content-narrow: 760px;
  --td-content-normal: 840px;
  --td-content-wide: 1440px;
}