:root {}

.ecotech-calculator {
  --eco-primary: #97ce42;
  --eco-accent: #8bc34a;
  --eco-surface: #ffffff;
  --eco-border: #e5e7eb;
  --eco-muted: #6b7280;
  --eco-text: #111827;
  --eco-radius: 10px;
  --eco-shadow: 0 6px 16px rgba(0,0,0,.08);

  box-sizing: border-box;
  color: var(--eco-text);
  background: linear-gradient(180deg, rgba(139,195,74,0.08), rgba(255,255,255,0)) , var(--eco-surface);
  border: 1px solid var(--eco-border);
  border-radius: var(--eco-radius);
  padding: 18px;
  max-width: 720px;
  box-shadow: var(--eco-shadow);
  font-family: inherit;
}

.ecotech-calculator h3 {
  margin: 0 0 10px 0;
  font-size: 1.25rem;
  line-height: 1.2;
  color: var(--eco-primary);
}

.ecotech-calculator .ecotech-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.ecotech-calculator .ecotech-col { flex: 1 1 240px; min-width: 220px; }

.ecotech-calculator label {
  display: block;
  font-weight: 600;
  margin: 0 0 6px 0;
}

.ecotech-calculator .ecotech-input {
  width: 100%;
  border: 1px solid var(--eco-border);
  border-radius: 8px;
  padding: 10px 12px;
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
  background: #fff;
}
.ecotech-calculator .ecotech-input:focus {
  border-color: var(--eco-primary);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--eco-primary) 25%, transparent);
}

.ecotech-result {
  background: #f9fafb;
  border: 1px solid var(--eco-border);
  border-radius: 12px;
  padding: 14px;
}

.eco-subtitle {
  margin: 8px 0 6px 0;
  font-size: 1rem;
  color: #374151;
}

.eco-row { display: flex; gap: 16px; align-items: center; }
.eco-stat { display: grid; grid-template-columns: 1fr auto; align-items: center; width: 100%; }
.eco-stat__label { color: var(--eco-muted); font-weight: 600; }
.eco-stat__value {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--eco-primary);
}

.eco-list { display: grid; gap: 6px; }
.eco-list__item { display: flex; justify-content: space-between; align-items: center; padding: 8px 10px; background: #fff; border: 1px solid var(--eco-border); border-radius: 8px; }
.eco-badge { background: color-mix(in oklab, var(--eco-primary) 10%, white); color: #1f2937; border: 1px solid color-mix(in oklab, var(--eco-primary) 25%, white); padding: 2px 8px; border-radius: 999px; font-weight: 600; }
.eco-val { font-variant-numeric: tabular-nums; font-weight: 700; }

.eco-mix { margin-top: 8px; padding: 10px; background: linear-gradient(180deg, color-mix(in oklab, var(--eco-accent) 18%, white), #fff); border: 1px dashed color-mix(in oklab, var(--eco-primary) 35%, white); border-radius: 10px; }
.eco-mix__label { font-weight: 600; color: #374151; margin-bottom: 4px; }
.eco-mix__value { font-variant-numeric: tabular-nums; font-weight: 700; }

.ecotech-note { font-size: .7rem; color: #4b5563; margin-top: 8px; }