.page-products .product-shell {
  padding-top: 0.5rem;
}

.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  padding: 1rem 0;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.page-products .breadcrumb-item {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
}

.page-products .breadcrumb-item:hover {
  color: var(--gold-bright);
}

.page-products .breadcrumb-item[aria-current="page"] {
  color: var(--gold-bright);
}

.page-products .breadcrumb-sep {
  color: var(--border-fine);
}

.page-products .product-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-bottom: 3rem;
}

.page-products .product-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
  padding: 1rem 0 3rem;
}

.page-products .hero-overline {
  color: var(--gold);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  margin: 0 0 0.75rem;
  font-weight: 700;
}

.page-products .hero-copy h1 {
  font-size: 2rem;
  line-height: 1.2;
  margin: 0 0 1rem;
  color: var(--gold-bright);
  font-weight: 900;
  letter-spacing: -0.02em;
}

.page-products .hero-lead {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.75;
  max-width: 34rem;
  margin: 0 0 1.5rem;
}

.page-products .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.page-products .hero-visual {
  position: relative;
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: var(--radius);
}

.page-products .hero-glow {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  z-index: 0;
  pointer-events: none;
}

.page-products .phone-frame {
  position: relative;
  z-index: 1;
  max-width: 260px;
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-fine);
  border-radius: 30px;
  padding: 10px;
  box-shadow: 0 24px 48px rgba(6, 13, 31, 0.6), 0 0 42px var(--glow-purple);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.page-products .phone-frame:hover {
  transform: rotateY(-4deg) rotateX(3deg);
  box-shadow: 0 28px 56px rgba(6, 13, 31, 0.7), 0 0 54px var(--glow-purple);
}

.page-products .phone-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 20px;
  object-fit: cover;
}

.page-products .phone-badge {
  position: absolute;
  top: -10px;
  right: -10px;
  background: var(--gold);
  color: var(--bg-primary);
  font-weight: 900;
  font-size: 0.85rem;
  padding: 0.35rem 0.65rem;
  border-radius: 2px;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
}

.page-products .section-heading {
  border-left: 3px solid var(--gold);
  padding-left: 1rem;
  margin-bottom: 1.5rem;
}

.page-products .section-heading p {
  margin: 0 0 0.35rem;
  color: var(--gold);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-products .section-heading h2 {
  margin: 0;
  color: var(--text-primary);
  font-size: 1.6rem;
  font-weight: 900;
  line-height: 1.2;
}

.page-products .feature-section,
.page-products .version-section,
.page-products .download-section,
.page-products .system-section {
  padding: 3rem 0;
  border-top: 1px solid var(--border-fine);
}

.page-products .feature-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-products .feature-main-card {
  background: linear-gradient(145deg, var(--bg-card) 0%, #1D2F50 100%);
  border: 1px solid var(--border-fine);
  border-top: 3px solid var(--gold);
  padding: 1.5rem;
  border-radius: var(--radius);
}

.page-products .feature-main-card h3 {
  color: var(--gold-bright);
  font-size: 1.35rem;
  margin: 0 0 0.75rem;
}

.page-products .feature-main-card p,
.page-products .feature-card p,
.page-products .feature-icon-strip p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0;
}

.page-products .feature-side-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-products .feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-fine);
  border-bottom: 2px solid var(--purple);
  padding: 1.25rem;
  border-radius: var(--radius);
  transition: border-color var(--transition-base), background var(--transition-base);
}

.page-products .feature-card:hover {
  border-color: var(--gold);
  background: #1C3153;
}

.page-products .feature-card h3 {
  color: var(--gold);
  font-size: 1.05rem;
  margin: 0 0 0.5rem;
}

.page-products .feature-icon-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: center;
  margin-top: 1.5rem;
  padding: 1rem;
  background: rgba(22, 42, 69, 0.45);
  border: 1px solid var(--border-fine);
  border-radius: var(--radius);
}

.page-products .feature-icon-strip img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
}

.page-products .version-image {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--border-fine);
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
}

.page-products .version-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-products .version-list li {
  background: var(--bg-card);
  border-left: 3px solid var(--gold);
  padding: 1.25rem;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.page-products .version-tag {
  display: block;
  font-weight: 900;
  color: var(--gold-bright);
  font-size: 1rem;
  letter-spacing: 0.04em;
}

.page-products .version-list p {
  margin: 0.4rem 0 0;
  color: var(--text-secondary);
  line-height: 1.6;
}

.page-products .download-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-fine);
  border-top: 3px solid var(--gold);
  padding: 1.5rem;
  border-radius: var(--radius);
}

.page-products .download-icon {
  width: 100%;
  max-width: 240px;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius);
}

.page-products .download-copy p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0 0 1rem;
}

.page-products .step-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
}

.page-products .step-list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.page-products .step-list li span {
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--bg-primary);
  font-weight: 900;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-products .download-note {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.page-products .download-note a {
  color: var(--gold-bright);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}

.page-products .download-note a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold-bright);
}

.page-products .tech-note {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  border-left: 2px solid var(--purple);
  padding-left: 0.75rem;
  line-height: 1.6;
}

.page-products .requirement-list {
  margin: 0;
  padding: 0;
}

.page-products .require-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.25rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-fine);
}

.page-products .require-row dt {
  color: var(--gold);
  font-weight: 700;
}

.page-products .require-row dd {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.6;
}

.page-products .product-aside {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-content: start;
}

.page-products .aside-card {
  background: var(--bg-card);
  border: 1px solid var(--border-fine);
  padding: 1.25rem;
  border-radius: var(--radius);
}

.page-products .aside-card:first-child {
  border-top: 3px solid var(--purple);
  box-shadow: 0 0 30px var(--glow-purple);
}

.page-products .aside-card h2 {
  margin: 0 0 0.9rem;
  font-size: 1rem;
  color: var(--gold-bright);
  font-weight: 900;
  letter-spacing: 0.04em;
}

.page-products .aside-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .aside-card li + li {
  margin-top: 0.6rem;
}

.page-products .aside-card a {
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--transition-base), border-color var(--transition-base);
}

.page-products .aside-card a:hover {
  color: var(--gold-bright);
  border-bottom-color: var(--gold);
}

@media (min-width: 640px) {
  .page-products .feature-side-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .feature-icon-strip {
    grid-template-columns: 220px 1fr;
  }

  .page-products .version-list {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .require-row {
    grid-template-columns: 140px 1fr;
  }
}

@media (min-width: 1024px) {
  .page-products .product-layout {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 3rem;
  }

  .page-products .product-aside {
    position: sticky;
    top: 6rem;
    align-self: start;
  }

  .page-products .product-hero {
    grid-template-columns: 1.1fr 0.9fr;
    padding: 2.5rem 0 4rem;
  }

  .page-products .hero-copy h1 {
    font-size: 2.6rem;
  }

  .page-products .feature-layout {
    grid-template-columns: 1.1fr 1fr;
    gap: 1.5rem;
  }

  .page-products .version-list {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .download-panel {
    grid-template-columns: 220px 1fr;
    padding: 2rem;
  }

  .page-products .download-icon {
    max-width: none;
  }
}