:root {
  --primary-color: #5a9e7c;
  --primary-color-rgb: 90, 158, 124;
  --secondary-color: #83cc61;
  --secondary-color-rgb: 131, 204, 97;
  --tertiary-color: #e1ffd4;
  --tertiary-color-rgb: 225, 255, 212;
  --quaternary-color: #b7e576;
  --quaternary-color-rgb: 183, 229, 118;
}

/* Header: always light background (no transparent/scroll-light JS on this site) */
header {
  background: #ffffff !important;
  border-bottom: 1px solid rgba(0,0,0,0.08);
}