.compound-hero,
.compound-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
  padding: 32px;
  margin-bottom: 28px;
}

.compound-hero h1 {
  margin: 0 0 16px;
  color: #ffffff;
  font-size: clamp(2.4rem, 6vw, 5rem);
  line-height: 0.95;
}

.compound-hero p,
.compound-card p {
  color: #cbd5e1;
  line-height: 1.7;
}

.compound-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
}

.compound-card h2 {
  margin-top: 0;
  color: #ffffff;
}

.compound-form {
  display: grid;
  gap: 18px;
}

.compound-form label {
  display: grid;
  gap: 8px;
  color: #ffffff;
  font-weight: 700;
}

.compound-form input {
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.06);
  color: #ffffff;
  font: inherit;
}

.compound-form input[type="range"] {
  accent-color: #22c55e;
}

#yearsLabel {
  color: #bbf7d0;
}

.formula-box {
  margin-top: 24px;
  padding: 18px;
  border-radius: 16px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.22);
}

.result-card h2 {
  font-size: clamp(2.5rem, 7vw, 5rem);
  margin-bottom: 8px;
  color: #bbf7d0;
}

#compoundChart {
  width: 100%;
  margin-top: 20px;
  background: rgba(0, 0, 0, 0.16);
  border-radius: 16px;
}

.compound-table {
  display: grid;
  gap: 8px;
  overflow-x: auto;
}

.compound-table-row {
  display: grid;
  grid-template-columns: 80px repeat(3, minmax(120px, 1fr));
  gap: 12px;
  min-width: 520px;
  padding: 12px 14px;
  border-radius: 14px;
  color: #e5e7eb;
  background: rgba(255, 255, 255, 0.05);
}

.compound-table-header {
  color: #bbf7d0;
  font-weight: 800;
  background: rgba(34, 197, 94, 0.12);
}

@media (max-width: 800px) {
  .compound-grid {
    grid-template-columns: 1fr;
  }

  .compound-hero,
  .compound-card {
    padding: 22px;
  }
}


.compound-table-row {
  grid-template-columns: 80px repeat(4, minmax(120px, 1fr));
  min-width: 660px;
}




.compound-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 22px;
}

.compound-tab {
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  padding: 10px 16px;
  background: rgba(255,255,255,.06);
  color: white;
  font-weight: 800;
  cursor: pointer;
}

.compound-tab.is-active {
  background: linear-gradient(135deg, #22c55e, #9AC94E);
  color: #07110b;
}

.compound-panel {
  display: none;
}

.compound-panel.is-active {
  display: block;
}

.compound-example {
  display: grid;
  gap: 10px;
  margin: 22px 0;
}

.compound-example div {
  display: flex;
  justify-content: space-between;
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(255,255,255,.06);
  color: #e5e7eb;
}

.compound-example strong {
  color: #bbf7d0;
}

.compound-form {
  display: grid;
  gap: 12px;
}

.compound-form input,
.compound-form select {
  width: 100%;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px;
  padding: 12px 14px;
  background: rgba(255,255,255,.06);
  color: #fff;
  font: inherit;
  box-sizing: border-box;
}

.compound-form select option {
  background: #1b1f27;
  color: white;
}

.compound-results {
  margin-top: 20px;
}