:root {
  --brand-green:    #008471;
  --brand-green-dk: #006a5a;
  --brand-green-lt: #00a38d;
  --brand-teal:     #81c2b8;
  --brand-blue:     #88cbd1;
  --brand-accent:   #e6f53d;
  --brand-gray:     #cbcbcb;
  --brand-dark:     #122520;
  --brand-offwhite: #f3f8f7;
}

/* --- Brand utility classes --- */
.bg-brand-green     { background-color: var(--brand-green); }
.bg-brand-green-dk  { background-color: var(--brand-green-dk); }
.bg-brand-teal      { background-color: var(--brand-teal); }
.bg-brand-accent    { background-color: var(--brand-accent); }
.bg-brand-offwhite  { background-color: var(--brand-offwhite); }
.bg-brand-dark      { background-color: var(--brand-dark); }

.text-brand-green   { color: var(--brand-green); }
.text-brand-teal    { color: var(--brand-teal); }
.text-brand-accent  { color: var(--brand-accent); }
.text-brand-dark    { color: var(--brand-dark); }
.text-brand-blue    { color: var(--brand-blue); }

.border-brand-green { border-color: var(--brand-green); }
.border-brand-teal  { border-color: var(--brand-teal); }
.border-brand-accent{ border-color: var(--brand-accent); }

.hover\:bg-brand-green:hover    { background-color: var(--brand-green); }
.hover\:bg-brand-green-dk:hover { background-color: var(--brand-green-dk); }
.hover\:bg-brand-teal:hover     { background-color: var(--brand-teal); }
.hover\:text-brand-green:hover  { color: var(--brand-green); }
.hover\:border-brand-green:hover{ border-color: var(--brand-green); }

/* --- Base --- */
body {
  font-family: 'Lato', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
.font-display {
  font-family: 'Lato', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 900;
  letter-spacing: -0.02em;
}
html {
  scroll-behavior: smooth;
}

/* --- Navigation --- */
.nav-link {
  position: relative;
  transition: color 0.2s ease;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 0;
  height: 2px;
  background-color: var(--brand-green);
  transition: width 0.25s ease;
}
.nav-link:hover::after {
  width: 100%;
}

/* --- Patterns --- */
.pattern-geo {
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}
.pattern-geo-light {
  background-image:
    linear-gradient(rgba(0,132,113,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,132,113,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* --- Animations --- */
@keyframes slideUp {
  from { transform: translateY(18px); }
  to   { transform: translateY(0); }
}
.anim-1 { animation: slideUp 0.55s ease both; }
.anim-2 { animation: slideUp 0.55s 0.08s ease both; }
.anim-3 { animation: slideUp 0.55s 0.16s ease both; }
.anim-4 { animation: slideUp 0.55s 0.24s ease both; }

/* --- Card transitions --- */
.pillar-card {
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}
.pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,132,113,0.12);
  border-color: var(--brand-green);
}

.team-card {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.team-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(0,0,0,0.10);
}

.eco-card {
  transition: box-shadow 0.3s ease;
}
.eco-card:hover {
  box-shadow: 0 16px 48px rgba(0,0,0,0.12);
}

/* --- Button: Accent gradient (was orange, now lime-teal #e6f53d) --- */
.btn-accent-grad {
  background: linear-gradient(158deg, #e6f53d 0%, #c8d632 100%);
  box-shadow: 0 4px 18px rgba(180,200,30,0.30), inset 0 1px 0 rgba(245,250,140,0.35), inset 0 -1px 0 rgba(0,0,0,0.08);
  border: 1px solid rgba(160,180,20,0.15);
  transition: all 0.2s ease;
  color: var(--brand-dark);
}
.btn-accent-grad:hover {
  background: linear-gradient(158deg, #d4e235 0%, #b3c02a 100%);
  box-shadow: 0 7px 24px rgba(180,200,30,0.42), inset 0 1px 0 rgba(245,250,140,0.20);
  transform: translateY(-1px);
  color: var(--brand-dark);
}

/* --- Button: White gradient --- */
.btn-white-grad {
  background: linear-gradient(158deg, #ffffff 0%, #ddf0ec 100%);
  box-shadow: 0 6px 28px rgba(0,0,0,0.18), inset 0 1px 0 rgba(255,255,255,1), inset 0 -1px 0 rgba(0,0,0,0.05);
  transition: all 0.2s ease;
}
.btn-white-grad:hover {
  background: linear-gradient(158deg, #81c2b8 0%, #5da89e 100%);
  color: white !important;
  box-shadow: 0 8px 32px rgba(0,100,85,0.25);
  transform: translateY(-1px);
}

/* --- Button: Outline green gradient --- */
.btn-outline-green-grad {
  background: linear-gradient(158deg, #f2fbf9 0%, #dff0eb 100%);
  box-shadow: 0 2px 8px rgba(0,100,85,0.08), inset 0 1px 0 rgba(255,255,255,0.95);
  transition: all 0.2s ease;
}
.btn-outline-green-grad:hover {
  background: linear-gradient(158deg, #008471 0%, #005f50 100%) !important;
  color: white !important;
  border-color: transparent !important;
  box-shadow: 0 5px 18px rgba(0,100,85,0.30);
  transform: translateY(-1px);
}