/* ===== Reset & Variables ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --verde-scuro: #1B5E20;
  --verde-medio: #2E7D32;
  --verde-chiaro: #4CAF50;
  --verde-accent: #66BB6A;
  --verde-bg: #E8F5E9;
  --bianco: #FFFFFF;
  --bg: #F6F7F9;
  --testo: #1E1E1E;
  --testo-m: #4A4A4A;
  --testo-l: #7A7A7A;
  --bordo: #E2E5E9;
  --ombra-sm: 0 2px 8px rgba(0,0,0,0.06);
  --ombra-md: 0 6px 24px rgba(0,0,0,0.08);
  --ombra-lg: 0 12px 40px rgba(0,0,0,0.12);
  --r: 14px;
  --font: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-h: 'Source Serif 4', Georgia, serif;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--testo);
  background: var(--bianco);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { font-family: var(--font); }