:root {
  /* Fondos */
  --bg-base:      #FAF9F5;
  --bg-surface:   #F2EFE8;
  --bg-elevated:  #FFFFFF;

  /* Texto */
  --text-primary:    #1A1A1A;
  --text-secondary:  #5C5C5C;
  --text-muted:      #8A8A8A;

  /* Acento principal — verde petróleo industrial */
  --accent:          #0F5257;
  --accent-hover:    #0A3D40;
  --accent-soft:     #D8E4E3;

  /* Sutiles */
  --border:          #E5DFD3;
  --border-strong:   #C9C0AE;

  /* Estados (sobrios, sin neón) */
  --success: #4D7C5F;
  --warning: #B8763E;
  --error:   #A04545;

  --font-heading: "GT Sectra", "Tiempos Headline", "Source Serif Pro", Georgia, serif;
  --font-body: "Inter", "Söhne", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --fs-display:  clamp(2.75rem, 6vw, 4.5rem);
  --fs-h1:       clamp(2.25rem, 4.5vw, 3.25rem);
  --fs-h2:       clamp(1.75rem, 3vw, 2.25rem);
  --fs-h3:       1.375rem;
  --fs-body:     1.0625rem;
  --fs-small:    0.9375rem;
  --lh-tight:    1.15;
  --lh-body:     1.6;

  --container: 1180px;
  --text-column: 680px;
  --section-space: clamp(80px, 10vw, 140px);
  --side-padding: 24px;
  --radius-card: 8px;
  --radius-button: 4px;
  --shadow-subtle: 0 1px 2px rgba(26,26,26,0.04);
  --transition: 200ms ease-out;
}