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

.product-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  min-height: 720px;
  background: var(--cream);
}

.product-hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(4rem, 8vw, 8rem);
}

.product-hero h1,
.conversion-section h2,
.how-section h2,
.faq-section h2,
.final-cta h2 {
  margin: 0;
  font: 500 clamp(3.1rem, 5.8vw, 6rem)/0.94 var(--serif);
  letter-spacing: -0.045em;
}

.product-hero h1 em,
.conversion-section h2 em,
.how-section h2 em,
.faq-section h2 em,
.final-cta h2 em {
  color: var(--wine);
  font-weight: 500;
}

.product-lead {
  max-width: 33rem;
  margin: 1.75rem 0 1.5rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.quick-benefits {
  display: grid;
  gap: 0.65rem;
  margin: 0 0 2rem;
  padding: 0;
  list-style: none;
}

.quick-benefits li {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  font-size: 0.9rem;
}

.quick-benefits li::before {
  content: "✓";
  color: var(--wine);
  font-weight: 700;
}

.amazon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  min-height: 52px;
  padding: 0.95rem 1.5rem;
  background: var(--wine);
  color: #fff;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition:
    transform 0.2s ease,
    background 0.2s ease;
}

.amazon-button:hover {
  transform: translateY(-2px);
  background: #3f0f1c;
}

.amazon-note {
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.product-hero-image {
  min-height: 620px;
  background: #fff;
}

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

.product-hero-image > a {
  display: block;
  width: 100%;
  height: 100%;
}

.product-hero-image.contain img {
  object-fit: contain;
  padding: clamp(2rem, 6vw, 6rem);
}

.amazon-trust-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-block: 1px solid var(--line);
  background: #fff;
}

.amazon-trust-strip div {
  padding: 1.35rem;
  text-align: center;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.amazon-trust-strip div + div {
  border-left: 1px solid var(--line);
}

.amazon-trust-strip > a {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.35rem;
  text-align: center;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.amazon-trust-strip > * + * {
  border-left: 1px solid var(--line);
}

.conversion-section,
.how-section,
.faq-section {
  padding: clamp(5rem, 9vw, 9rem) clamp(1.25rem, 6vw, 6rem);
}

.conversion-intro {
  max-width: 820px;
  margin-bottom: 4rem;
}

.conversion-intro p:last-child {
  max-width: 580px;
  color: var(--muted);
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.benefit-card {
  min-height: 250px;
  padding: clamp(2rem, 4vw, 4rem);
  background: var(--paper);
}

.benefit-card span {
  color: var(--rose);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
}

.benefit-card h3 {
  margin: 1.2rem 0 0.7rem;
  font: 500 1.65rem var(--serif);
}

.benefit-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.how-section {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(3rem, 8vw, 8rem);
  background: var(--blush);
}

.step-list {
  border-top: 1px solid var(--ink);
}

.step-row {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1rem;
  padding: 1.3rem 0;
  border-bottom: 1px solid rgba(38, 27, 29, 0.25);
}

.step-row > span {
  color: var(--wine);
  font-size: 0.75rem;
}

.step-row h3 {
  margin: 0 0 0.25rem;
  font: 500 1.35rem var(--serif);
}

.step-row p {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.variant-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.variant-card {
  padding: 1rem;
  background: #fff;
  border: 1px solid var(--line);
}

.variant-card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background: #fff;
}

.variant-card > a {
  display: block;
}

.variant-card h3 {
  margin: 1rem 0 0.2rem;
  font: 500 1.4rem var(--serif);
}

.variant-card p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.variant-card .amazon-button {
  width: 100%;
}

.faq-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(3rem, 8vw, 8rem);
}

.faq-list details {
  padding: 1.25rem 0;
  border-top: 1px solid var(--line);
}

.faq-list details:last-child {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  cursor: pointer;
  font-weight: 600;
}

.faq-list p {
  color: var(--muted);
  font-size: 0.88rem;
}

.final-cta {
  padding: clamp(5rem, 9vw, 9rem) 1.25rem;
  text-align: center;
  background: var(--wine);
  color: #fff;
}

.final-cta h2 {
  max-width: 12ch;
  margin: 0 auto 2rem;
}

.final-cta h2 em {
  color: var(--blush);
}

.final-cta .amazon-button {
  background: #fff;
  color: var(--wine);
}

.final-cta .amazon-note {
  color: rgba(255, 255, 255, 0.65);
}

.mobile-buy {
  display: none;
}

@media (max-width: 900px) {
  .product-hero,
  .how-section,
  .faq-section {
    grid-template-columns: 1fr;
  }

  .product-hero-copy {
    min-height: 570px;
  }

  .product-hero-image {
    min-height: 520px;
  }

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

  .benefit-card {
    min-height: 0;
  }
}

@media (max-width: 580px) {
  .product-page {
    padding-bottom: 70px;
  }

  .product-hero-copy {
    min-height: 0;
    padding: 4.5rem 1.25rem 3.5rem;
  }

  .product-hero h1,
  .conversion-section h2,
  .how-section h2,
  .faq-section h2,
  .final-cta h2 {
    font-size: 3.15rem;
  }

  .product-hero-image,
  .product-hero-image.contain {
    min-height: 390px;
  }

  .product-hero-image.contain img {
    padding: 1.5rem;
  }

  .amazon-trust-strip {
    grid-template-columns: 1fr;
  }

  .amazon-trust-strip div {
    padding: 0.8rem;
  }

  .amazon-trust-strip div + div {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .amazon-trust-strip > a {
    padding: 0.8rem;
  }

  .amazon-trust-strip > * + * {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .conversion-intro {
    margin-bottom: 2.5rem;
  }

  .variant-grid {
    grid-template-columns: 1fr;
  }

  .mobile-buy {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 50;
    display: block;
    padding: 0.7rem;
    background: rgba(255, 250, 245, 0.96);
    border-top: 1px solid var(--line);
    backdrop-filter: blur(14px);
  }

  .mobile-buy .amazon-button {
    width: 100%;
  }
}