.product-page {
  background: var(--color-paper);
}

.product-hero-section,
.product-detail-section {
  padding: clamp(2.75rem, 6vw, 5rem) 0;
}

.product-hero-section {
  padding-top: clamp(2rem, 4vw, 3.5rem);
}

.product-section-inner {
  width: min(100% - 2rem, var(--container-6xl));
  margin-inline: auto;
}

.product-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--color-mute);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.product-back-link:hover {
  color: var(--color-ink);
}

.product-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  margin-top: 1.5rem;
}

.product-hero-media {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-xl);
  background: var(--color-paper-warm);
}

.product-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-hero-copy {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.product-eyebrow,
.product-section-eyebrow {
  color: var(--color-accent-deep);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-title {
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(2.35rem, 6vw, 4rem);
  line-height: 1.02;
  letter-spacing: -0.025em;
}

.product-price {
  color: var(--color-ink-soft);
  font-size: 1.25rem;
}

.product-package-line {
  color: var(--color-ink-soft);
  font-size: 0.88rem;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.product-primary-claim {
  max-width: 38rem;
  color: var(--color-ink-soft);
  font-size: 1.03rem;
  line-height: 1.75;
}

.product-section-nav {
  position: sticky;
  top: 4.25rem;
  z-index: 20;
  overflow-x: auto;
  border-block: 1px solid var(--color-rule);
  background: var(--color-paper);
  background: color-mix(in srgb, var(--color-paper) 94%, transparent);
  backdrop-filter: blur(9px);
  scrollbar-width: thin;
}

.product-section-nav-list {
  display: flex;
  width: max-content;
  min-width: 100%;
  gap: 0.35rem;
  padding: 0.65rem 1rem;
}

.product-section-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-full);
  color: var(--color-ink-soft);
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
}

.product-section-nav a:hover {
  background: var(--color-paper-warm);
  color: var(--color-ink);
}

.product-detail-section {
  scroll-margin-top: 8rem;
  border-top: 1px solid var(--color-rule);
}

.product-detail-section--warm {
  background: var(--color-paper-warm);
}

.product-section-heading {
  max-width: 48rem;
  margin-bottom: 2rem;
}

.product-section-heading h2 {
  margin-top: 0.45rem;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.08;
}

.product-section-heading p:last-child {
  margin-top: 0.8rem;
  color: var(--color-ink-soft);
  line-height: 1.7;
}

.benefit-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.benefit-card,
.safety-card,
.faq-item,
.facts-panel {
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-md);
  background: var(--color-paper);
}

.benefit-card {
  min-height: 100%;
  padding: 1.25rem;
}

.benefit-card h3,
.safety-card h3,
.facts-panel h3 {
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: 1.18rem;
}

.benefit-card p,
.safety-card p,
.facts-panel p {
  margin-top: 0.55rem;
  color: var(--color-ink-soft);
  font-size: 0.92rem;
  line-height: 1.65;
}

.facts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  align-items: start;
}

.facts-panel {
  overflow: hidden;
}

.facts-panel-heading {
  padding: 1.1rem 1.2rem;
  border-bottom: 1px solid var(--color-rule);
  background: var(--color-paper-warm);
}

.facts-panel-body {
  padding: 1.2rem;
}

.ingredient-table,
.directions-table {
  width: 100%;
  border-collapse: collapse;
  color: var(--color-ink-soft);
  font-size: 0.88rem;
}

.ingredient-table th,
.ingredient-table td,
.directions-table th,
.directions-table td {
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--color-rule);
  vertical-align: top;
  text-align: left;
}

.ingredient-table th,
.directions-table th {
  color: var(--color-ink);
  font-weight: 750;
}

.ingredient-table th:last-child,
.ingredient-table td:last-child {
  width: 6.25rem;
  padding-left: 1rem;
  text-align: right;
  white-space: nowrap;
}

.ingredient-table tr:last-child td,
.directions-table tr:last-child td {
  border-bottom: 0;
}

.inactive-ingredients {
  color: var(--color-ink-soft);
  font-size: 0.9rem;
  line-height: 1.75;
}

.facts-footnote {
  margin-top: 1rem;
  color: var(--color-mute);
  font-size: 0.76rem;
  line-height: 1.55;
}

.directions-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  align-items: start;
}

.directions-lead {
  padding: 1.25rem;
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--color-paper-warm);
  color: var(--color-ink);
  line-height: 1.7;
}

.directions-table-wrap {
  padding: 0.35rem 1.25rem;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-md);
  background: var(--color-paper);
}

.directions-table th:first-child,
.directions-table td:first-child {
  width: 42%;
}

.safety-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.safety-card {
  padding: 1.25rem;
}

.safety-card--warning {
  border-top: 4px solid var(--color-accent);
}

.faq-list {
  display: grid;
  gap: 0.75rem;
  max-width: 54rem;
}

.faq-item {
  overflow: clip;
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem 1.2rem;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: 1.04rem;
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  color: var(--color-accent-deep);
  font-family: var(--font-body);
  font-size: 1.35rem;
  line-height: 1;
}

.faq-item[open] summary::after {
  content: "-";
}

.faq-answer {
  padding: 0 1.2rem 1.15rem;
  color: var(--color-ink-soft);
  font-size: 0.92rem;
  line-height: 1.7;
}

.bundle-page {
  background: var(--color-paper);
}

.bundle-hero-section,
.bundle-detail-section {
  padding: clamp(2.75rem, 6vw, 5rem) 0;
}

.bundle-hero-section {
  padding-top: clamp(2rem, 4vw, 3.5rem);
}

.bundle-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  margin-top: 1.5rem;
}

.bundle-hero-media {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-xl);
  background: var(--color-paper-warm);
}

.bundle-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bundle-hero-copy {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.bundle-detail-section {
  border-top: 1px solid var(--color-rule);
}

.bundle-detail-section--warm {
  background: var(--color-paper-warm);
}

.bundle-product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.bundle-product-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-lg);
  background: var(--color-paper);
}

.bundle-product-card-media {
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-bottom: 1px solid var(--color-rule);
  background: var(--color-paper-warm);
}

.bundle-product-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.25s ease;
}

.bundle-product-card:hover .bundle-product-card-media img {
  transform: scale(1.025);
}

.bundle-product-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: flex-start;
  padding: 1.3rem;
}

.bundle-product-count {
  color: var(--color-accent-deep);
  font-size: 0.73rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.bundle-product-card h3 {
  margin-top: 0.6rem;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: 1.28rem;
  line-height: 1.2;
}

.bundle-product-card h3 a:hover {
  color: var(--color-accent-deep);
}

.bundle-product-claim {
  margin-top: 0.75rem;
  color: var(--color-ink-soft);
  font-size: 0.91rem;
  line-height: 1.65;
}

.bundle-product-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: 1.15rem;
  color: var(--color-accent-deep);
  font-size: 0.82rem;
  font-weight: 750;
}

.bundle-product-link:hover {
  text-decoration: underline;
  text-underline-offset: 0.22em;
}

.bundle-before-use {
  max-width: 52rem;
  padding: clamp(1.4rem, 4vw, 2.25rem);
  border: 1px solid var(--color-rule);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-lg);
  background: var(--color-paper);
}

.bundle-before-use h2 {
  margin-top: 0.5rem;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.08;
}

.bundle-before-use > p:last-child {
  margin-top: 0.9rem;
  color: var(--color-ink-soft);
  line-height: 1.75;
}

@media (min-width: 640px) {
  .benefit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 768px) {
  .product-section-inner {
    width: min(100% - 3rem, var(--container-6xl));
  }

  .product-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(20rem, 5fr);
  }

  .product-hero-copy {
    position: sticky;
    top: 7rem;
  }

  .bundle-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(20rem, 5fr);
  }

  .bundle-hero-copy {
    position: sticky;
    top: 7rem;
  }

  .facts-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(16rem, 0.8fr);
  }

  .directions-layout {
    grid-template-columns: minmax(15rem, 0.8fr) minmax(0, 1.2fr);
  }

  .safety-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .benefit-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .bundle-product-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .bundle-product-card-media img {
    transition: none;
  }
}