.page-products {
  --products-accent-glow: rgba(245, 176, 65, 0.35);
  --products-card-bg: rgba(26, 60, 42, 0.65);
  --products-diagonal-color: rgba(245, 176, 65, 0.08);
  position: relative;
  width: 100%;
}

/* ===== Breadcrumb ===== */
.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 0 0.5rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--text-secondary);
}
.page-products .breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--primary-accent);
}
.page-products .breadcrumb-sep {
  color: var(--divider);
}
.page-products .breadcrumb-current {
  color: var(--primary-accent);
  font-weight: 600;
}

/* ===== Hero Section ===== */
.page-products .products-hero {
  position: relative;
  overflow: hidden;
  padding: 1.5rem 0 2.5rem;
}
.page-products .hero-diagonal-bg {
  position: absolute;
  top: 0;
  right: 0;
  width: 55%;
  height: 100%;
  background: var(--products-diagonal-color);
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}
.page-products .products-hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}
.page-products .hero-text-block {
  text-align: center;
}
.page-products .page-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}
.page-products .hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--primary-accent);
  font-weight: 600;
  margin-bottom: 0.75rem;
}
.page-products .hero-desc {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}
.page-products .hero-visual {
  flex-shrink: 0;
  display: flex;
  justify-content: center;
}
.page-products .hero-app-screenshot {
  max-width: 180px;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--glass-border);
  object-fit: cover;
}

/* ===== Section Header ===== */
.page-products .section-header {
  margin-bottom: 2rem;
  border-left: 4px solid var(--primary-accent);
  padding-left: 1rem;
}
.page-products .section-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary-accent);
  letter-spacing: 0.1em;
  margin-bottom: 0.2rem;
}
.page-products .section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}
.page-products .section-subtitle {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* ===== Features Grid ===== */
.page-products .features-section {
  padding: 2.5rem 0;
}
.page-products .features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

/* Feature Card - Flip Interaction */
.page-products .feature-card {
  perspective: 1000px;
  min-height: 280px;
}
.page-products .card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.5s ease;
  transform-style: preserve-3d;
}
.page-products .feature-card[data-card-flip]:hover .card-inner,
.page-products .feature-card[data-card-flip]:focus-within .card-inner {
  transform: rotateY(180deg);
}
.page-products .card-front,
.page-products .card-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  background: var(--products-card-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: border-color var(--transition-fast);
}
.page-products .card-front {
  align-items: flex-start;
}
.page-products .card-back {
  transform: rotateY(180deg);
  align-items: center;
  text-align: center;
}
.page-products .feature-card:hover .card-front,
.page-products .feature-card:focus-within .card-front,
.page-products .feature-card:hover .card-back,
.page-products .feature-card:focus-within .card-back {
  border-color: var(--products-accent-glow);
  box-shadow: 0 0 20px var(--products-accent-glow), var(--shadow-card);
}
.page-products .card-icon {
  margin-bottom: 0.75rem;
}
.page-products .card-title {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 1.8vw, 1.4rem);
  font-weight: 700;
  color: var(--primary-accent);
  margin-bottom: 0.4rem;
}
.page-products .card-desc {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 0.5rem;
}
.page-products .card-hint {
  font-size: 0.8rem;
  color: var(--divider);
  font-style: italic;
}
.page-products .card-back-content {
  width: 100%;
}
.page-products .card-back-content p {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}
.page-products .card-back-content a {
  color: var(--primary-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.page-products .card-back-content a:hover {
  color: var(--hover-highlight);
}
.page-products .card-back-img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  margin-top: 0.5rem;
}

/* ===== Download Section ===== */
.page-products .download-section {
  padding: 2.5rem 0;
}
.page-products .download-wrapper {
  display: flex;
  justify-content: center;
}
.page-products .download-card {
  background: var(--products-card-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  max-width: 500px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition-medium);
}
.page-products .download-card:hover {
  border-color: var(--primary-accent);
  box-shadow: 0 0 30px var(--products-accent-glow), var(--shadow-card);
}
.page-products .download-qr {
  margin-bottom: 1.5rem;
}
.page-products .qr-img {
  max-width: 160px;
  height: auto;
  border-radius: var(--radius-sm);
  background: #fff;
  padding: 0.25rem;
}
.page-products .qr-desc {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}
.page-products .download-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.page-products .download-guide {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.page-products .download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.page-products .btn-icon {
  transition: transform var(--transition-fast);
}
.page-products .download-btn:hover .btn-icon {
  transform: translateY(2px);
}

/* Download Dialog */
.page-products .download-dialog {
  border: 1px solid var(--primary-accent);
  border-radius: var(--radius-md);
  background: var(--surface-card);
  color: var(--text-primary);
  max-width: 400px;
  width: 90%;
  padding: 2rem 1.5rem;
  box-shadow: 0 12px 40px rgba(0,0,0,0.6);
}
.page-products .download-dialog::backdrop {
  background: rgba(0,0,0,0.65);
}
.page-products .dialog-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary-accent);
  margin-bottom: 1rem;
}
.page-products .dialog-text {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0.5rem;
}
.page-products .dialog-close {
  margin-top: 1.25rem;
  display: block;
  width: 100%;
}

/* ===== Updates Timeline ===== */
.page-products .updates-section {
  padding: 2.5rem 0;
}
.page-products .updates-timeline {
  position: relative;
  padding-left: 1.5rem;
  border-left: 2px solid var(--divider);
}
.page-products .update-item {
  position: relative;
  margin-bottom: 2rem;
  padding-left: 1.5rem;
}
.page-products .update-item:last-child {
  margin-bottom: 0;
}
.page-products .update-marker {
  position: absolute;
  left: -0.625rem;
  top: 0.3rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary-accent);
  border: 2px solid var(--primary-bg);
}
.page-products .update-content {
  background: var(--products-card-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
}
.page-products .update-version {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary-accent);
  margin-bottom: 0.5rem;
}
.page-products .update-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.page-products .update-list li {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding: 0.25rem 0;
  padding-left: 1.2rem;
  position: relative;
}
.page-products .update-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 6px;
  height: 6px;
  background: var(--primary-accent);
  border-radius: 50%;
}

/* ===== Scenarios Section ===== */
.page-products .scenarios-section {
  padding: 2.5rem 0;
}
.page-products .scenarios-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.page-products .scenario-card {
  background: var(--products-card-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.page-products .scenario-card:hover {
  border-color: var(--products-accent-glow);
  box-shadow: 0 0 20px var(--products-accent-glow);
}
.page-products .scenario-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 200px;
  object-fit: cover;
}
.page-products .scenario-body {
  padding: 1.25rem 1.5rem 1.5rem;
}
.page-products .scenario-title {
  font-family: var(--font-heading);
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  font-weight: 700;
  color: var(--primary-accent);
  margin-bottom: 0.35rem;
}
.page-products .scenario-desc {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
.page-products .scenario-desc a {
  color: var(--primary-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.page-products .scenario-desc a:hover {
  color: var(--hover-highlight);
}

/* ===== Media Queries ===== */
@media (min-width: 640px) {
  .page-products .products-hero-content {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
  .page-products .hero-text-block {
    text-align: left;
  }
  .page-products .hero-desc {
    margin: 0;
  }
  .page-products .hero-app-screenshot {
    max-width: 200px;
  }
  .page-products .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-products .scenarios-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .page-products .products-hero {
    padding: 2.5rem 0 3.5rem;
  }
  .page-products .hero-app-screenshot {
    max-width: 240px;
  }
  .page-products .features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-products .feature-card {
    min-height: 320px;
  }
  .page-products .download-card {
    max-width: 560px;
    padding: 2.5rem 2rem;
  }
  .page-products .scenarios-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-products .scenario-visual img {
    max-height: 180px;
  }
}