:root {
  --pi-bg: #fbfbfb;
  --pi-surface: #ffffff;
  --pi-surface-2: #f6f6f6;

  --pi-text: #0f0f0f;
  --pi-muted: rgba(15, 15, 15, 0.7);

  --pi-soft-border: rgba(15, 15, 15, 0.08);

  --pi-gold: #c8a24a;
  --pi-gold-soft: rgba(200, 162, 74, 0.16);
  --pi-gold-border: rgba(200, 162, 74, 0.35);

  --pi-danger-soft: rgba(215, 38, 56, 0.08);
  --pi-danger-border: rgba(215, 38, 56, 0.28);

  --pi-radius: 18px;
  --pi-shadow: 0 14px 35px rgba(0, 0, 0, 0.1);
}

.pi-section {
  padding: 44px 0 64px;
  background:
    radial-gradient(
      900px 420px at 10% 0%,
      rgba(200, 162, 74, 0.14),
      transparent 58%
    ),
    radial-gradient(
      700px 360px at 90% 10%,
      rgba(0, 0, 0, 0.06),
      transparent 55%
    ),
    var(--pi-bg);
}

.pi-header {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.pi-page-title {
  color: var(--pi-text);
  font-weight: 900;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}

.pi-subtitle {
  color: var(--pi-muted);
  margin: 0;
  max-width: 78ch;
}

.pi-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 18px;
  align-items: start;
}

.pi-tabs {
  position: sticky;
  top: 14px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--pi-soft-border);
  border-radius: var(--pi-radius);
  padding: 12px;
  box-shadow: var(--pi-shadow);
  backdrop-filter: blur(6px);
}

.pi-tab {
  width: 100%;
  text-align: left;
  background: transparent;
  border: 1px solid transparent;
  padding: 12px;
  border-radius: 14px;
  cursor: pointer;
  transition: 160ms ease;
  display: grid;
  gap: 4px;
  color: var(--pi-text);
}

.pi-tab:hover {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.08);
}

.pi-tab.is-active {
  background: var(--pi-gold-soft);
  border-color: var(--pi-gold-border);
}

.pi-tab-name {
  font-weight: 900;
  letter-spacing: 0.01em;
}

.pi-tab-desc {
  font-size: 12.5px;
  color: rgba(15, 15, 15, 0.64);
}

.pi-side-note {
  margin-top: 14px;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid var(--pi-soft-border);
  background: rgba(0, 0, 0, 0.02);
}

.pi-side-title {
  color: rgba(15, 15, 15, 0.9);
  font-weight: 900;
  margin-bottom: 6px;
}

.pi-side-text {
  color: rgba(15, 15, 15, 0.68);
  font-size: 13px;
  line-height: 1.45;
}

.pi-panels {
  display: grid;
  gap: 16px;
}

.pi-panel {
  display: none;
}

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

.pi-card {
  background: var(--pi-surface);
  border: 1px solid var(--pi-soft-border);
  border-radius: var(--pi-radius);
  overflow: hidden;
  box-shadow: var(--pi-shadow);
}

.pi-card-top {
  padding: 18px;
  border-bottom: 1px solid var(--pi-soft-border);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  flex-wrap: wrap;
  background: linear-gradient(180deg, rgba(200, 162, 74, 0.1), transparent 80%);
}

.pi-product-title {
  color: var(--pi-text);
  font-size: 24px;
  margin: 0;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.pi-product-subtitle {
  margin-top: 6px;
  color: rgba(15, 15, 15, 0.68);
}

.pi-chip-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.pi-chip {
  background: rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: 8px 10px;
  border-radius: 999px;
  font-size: 12px;
  color: rgba(15, 15, 15, 0.86);
}

.pi-card-body {
  padding: 18px;
}

.pi-block {
  margin-bottom: 16px;
}

.pi-block-title {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 900;
  color: rgba(15, 15, 15, 0.8);
  margin-bottom: 8px;
}

.pi-text {
  color: rgba(15, 15, 15, 0.74);
  margin: 0;
  line-height: 1.65;
}

.pi-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.pi-feature-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 16px;
}

.pi-feature-card {
  padding: 16px;
  border-radius: 16px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: #fafafa;
}

.pi-feature-card-gold {
  background: linear-gradient(
    180deg,
    rgba(200, 162, 74, 0.14),
    rgba(255, 255, 255, 0.9)
  );
  border-color: rgba(200, 162, 74, 0.28);
}

.pi-callout {
  margin-bottom: 16px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(200, 162, 74, 0.1);
  border: 1px solid rgba(200, 162, 74, 0.24);
}

.pi-callout-title {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 900;
  color: rgba(15, 15, 15, 0.8);
  margin-bottom: 6px;
}

.pi-callout-text {
  margin: 0;
  color: rgba(15, 15, 15, 0.78);
  line-height: 1.55;
}

.pi-list {
  margin: 0;
  padding-left: 18px;
  color: rgba(15, 15, 15, 0.74);
  line-height: 1.65;
}

.pi-list li {
  margin: 6px 0;
}

.pi-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 12px;
  font-weight: 800;
  border: 1px solid rgba(0, 0, 0, 0.12);
  background: rgba(0, 0, 0, 0.03);
  color: rgba(15, 15, 15, 0.86);
  white-space: nowrap;
}

.pi-pill-danger {
  border-color: var(--pi-danger-border);
  background: var(--pi-danger-soft);
  color: rgba(15, 15, 15, 0.9);
}

.pi-safety-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.pi-hazards-title {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 900;
  color: rgba(15, 15, 15, 0.8);
}

.pi-hazard-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.pi-hazard-grid-one {
  grid-template-columns: minmax(0, 1fr);
  max-width: 360px;
}

.pi-hazard {
  display: grid;
  gap: 4px;
  align-content: start;
  padding: 10px;
  border-radius: 14px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(250, 250, 250, 0.88);
}

.pi-whmis-img {
  width: 54px;
  height: 54px;
  display: block;
  border-radius: 10px;
  box-shadow: 0 10px 18px rgba(0, 0, 0, 0.08);
}

.pi-hazard-label {
  font-weight: 900;
  color: rgba(15, 15, 15, 0.92);
  font-size: 13px;
}

.pi-hazard-sub {
  color: rgba(15, 15, 15, 0.7);
  font-size: 12.5px;
  line-height: 1.35;
}

.pi-acc {
  display: grid;
  gap: 10px;
  margin-top: 8px;
}

.pi-acc-btn {
  width: 100%;
  border: 1px solid rgba(0, 0, 0, 0.12);
  background: rgba(0, 0, 0, 0.02);
  color: rgba(15, 15, 15, 0.92);
  border-radius: 14px;
  padding: 12px 12px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: 160ms ease;
}

.pi-acc-btn:hover {
  background: rgba(0, 0, 0, 0.03);
}

.pi-acc-btn.pi-danger {
  border-color: var(--pi-danger-border);
  background: var(--pi-danger-soft);
}

.pi-acc-icon {
  width: 26px;
  height: 26px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(0, 0, 0, 0.12);
  font-weight: 900;
  opacity: 0.9;
  color: rgba(15, 15, 15, 0.85);
}

.pi-acc-panel {
  display: none;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  background: var(--pi-surface-2);
}

.pi-acc-panel.is-open {
  display: block;
}

.pi-faq {
  display: grid;
  gap: 10px;
}

.pi-faq-row {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 12px;
  padding: 10px;
  border-radius: 12px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  background: rgba(255, 255, 255, 0.85);
  color: rgba(15, 15, 15, 0.78);
}

.pi-danger-list {
  margin: 0;
  padding-left: 18px;
  color: rgba(15, 15, 15, 0.88);
  line-height: 1.65;
}

.pi-danger-list-top {
  margin-top: 8px;
}

.pi-danger-list li {
  margin: 6px 0;
}

@media (max-width: 980px) {
  .pi-layout {
    grid-template-columns: 1fr;
  }

  .pi-tabs {
    position: static;
  }

  .pi-hazard-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .pi-grid,
  .pi-feature-wrap {
    grid-template-columns: 1fr;
  }

  .pi-faq-row {
    grid-template-columns: 1fr;
  }

  .pi-hazard-grid {
    grid-template-columns: 1fr;
  }

  .pi-whmis-img {
    width: 52px;
    height: 52px;
  }
}