.page-products {
  --prod-map-grid: rgba(244, 180, 0, 0.13);
  --prod-card-border: rgba(255, 255, 255, 0.14);
  --prod-card-hover: rgba(244, 180, 0, 0.32);
  background:
    radial-gradient(circle at 88% 8%, rgba(244, 180, 0, 0.16), transparent 28%),
    linear-gradient(180deg, #0B1D3A, #071429 78%);
  color: rgba(255, 255, 255, 0.88);
  overflow-x: hidden;
}

.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products .prod-hero {
  display: grid;
  gap: var(--space-5);
  align-items: center;
  padding: var(--space-5) var(--space-4) var(--space-6);
}

.page-products .prod-eyebrow {
  display: inline-block;
  font-family: var(--font-accent);
  font-size: var(--fs-tiny);
  letter-spacing: 0.16em;
  color: var(--color-gold);
  text-transform: uppercase;
  border-bottom: 1px solid rgba(244, 180, 0, 0.45);
  padding-bottom: var(--space-1);
}

.page-products .prod-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.18;
  color: #fff;
  margin: var(--space-3) 0;
}

.page-products .prod-gold-text {
  color: var(--color-gold);
}

.page-products .prod-lead {
  max-width: 60ch;
  font-size: 1.05rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.78);
}

.page-products .prod-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.page-products .prod-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  list-style: none;
  margin: var(--space-5) 0 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-4);
}

.page-products .prod-hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.page-products .prod-hero-stats strong {
  font-family: var(--font-heading);
  font-size: 1.65rem;
  color: var(--color-gold);
}

.page-products .prod-hero-stats span {
  font-size: var(--fs-small);
  color: rgba(255, 255, 255, 0.65);
}

.page-products .prod-hero-visual img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
}

.page-products .prod-section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.page-products .prod-section-head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 3rem);
  color: #fff;
}

.page-products .prod-section-head p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
}

.page-products .prod-section-head .chapter-number {
  font-size: 3rem;
  line-height: 1;
}

.page-products .prod-core {
  position: relative;
  padding: var(--space-6) var(--space-4);
}

.page-products .prod-map-canvas {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  padding: var(--space-3);
  background-color: rgba(255, 255, 255, 0.025);
  background-image:
    linear-gradient(to right, var(--prod-map-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--prod-map-grid) 1px, transparent 1px);
  background-size: 44px 44px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: calc(var(--radius-lg) + 6px);
}

.page-products .prod-map-canvas::before {
  content: "1 • 2 • 3 • 4";
  position: absolute;
  top: 10px;
  left: 12px;
  z-index: 0;
  font-family: var(--font-accent);
  font-size: var(--fs-tiny);
  color: rgba(244, 180, 0, 0.6);
  letter-spacing: 0.45em;
  pointer-events: none;
}

.page-products .prod-map-canvas::after {
  content: "A / B";
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 0;
  font-family: var(--font-accent);
  font-size: var(--fs-tiny);
  color: rgba(244, 180, 0, 0.5);
  letter-spacing: 0.2em;
  pointer-events: none;
}

.page-products .prod-card {
  position: relative;
  min-height: 260px;
  border: 1px solid var(--prod-card-border);
  border-radius: var(--radius-lg);
  perspective: 1200px;
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}

.page-products .prod-card::before {
  content: attr(data-coord);
  position: absolute;
  z-index: 6;
  top: var(--space-2);
  left: var(--space-2);
  min-width: 34px;
  text-align: center;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(244, 180, 0, 0.42);
  background: rgba(11, 29, 58, 0.55);
  color: var(--color-gold);
  font-family: var(--font-accent);
  font-size: var(--fs-tiny);
  letter-spacing: 0.08em;
  backdrop-filter: blur(4px);
  pointer-events: none;
}

.page-products .prod-card-inner {
  position: relative;
  height: 100%;
  min-height: 260px;
  border-radius: inherit;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
  transform-style: preserve-3d;
  transition: transform 0.6s var(--ease);
}

.page-products .prod-card--dist .prod-card-inner {
  background: linear-gradient(145deg, rgba(244, 180, 0, 0.2), rgba(255, 255, 255, 0.03));
}

.page-products .prod-card--heat .prod-card-inner {
  background: linear-gradient(145deg, rgba(230, 57, 70, 0.16), rgba(255, 255, 255, 0.03));
}

.page-products .prod-card--trend .prod-card-inner {
  background: linear-gradient(145deg, rgba(27, 168, 212, 0.18), rgba(255, 255, 255, 0.03));
}

.page-products .prod-card--feedback .prod-card-inner {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.02));
}

.page-products .prod-card--doc .prod-card-inner {
  background: linear-gradient(145deg, rgba(247, 231, 166, 0.14), rgba(255, 255, 255, 0.03));
}

.page-products .prod-card-front,
.page-products .prod-card-back {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: var(--space-4);
  padding-top: calc(var(--space-4) + var(--space-2));
  border-radius: inherit;
  overflow: hidden;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.page-products .prod-card-front {
  z-index: 2;
}

.page-products .prod-card-back {
  z-index: 1;
  transform: rotateY(180deg);
  background: rgba(11, 29, 58, 0.76);
  backdrop-filter: blur(10px);
  padding-top: var(--space-4);
}

.page-products .prod-card-svg {
  width: 62px;
  height: auto;
  margin-bottom: var(--space-2);
}

.page-products .prod-card-front h3 {
  margin: var(--space-3) 0 0;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: #fff;
}

.page-products .prod-card-tagline {
  margin: var(--space-1) 0 0;
  font-size: var(--fs-small);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.72);
}

.page-products .prod-card-front .tag {
  align-self: flex-start;
  margin-top: var(--space-2);
}

.page-products .prod-card-back img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
  background: rgba(255, 255, 255, 0.04);
}

.page-products .prod-card-back p {
  margin: 0.35rem 0;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
}

.page-products .prod-card-link {
  margin-top: auto;
  color: var(--color-gold);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--fs-small);
}

.page-products .prod-card-link:hover {
  text-decoration: underline;
}

.page-products .prod-card:hover,
.page-products .prod-card:focus-within {
  border-color: var(--prod-card-hover);
  box-shadow: var(--shadow-md), var(--shadow-gold);
}

.page-products .prod-card:hover .prod-card-inner,
.page-products .prod-card:focus-within .prod-card-inner {
  transform: rotateY(180deg);
}

.page-products .prod-card:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

.page-products .prod-map-legend {
  grid-column: 1 / -1;
  display: grid;
  gap: var(--space-2);
  padding: var(--space-4);
  border: 1px dashed rgba(244, 180, 0, 0.4);
  border-radius: var(--radius-lg);
  background: rgba(11, 29, 58, 0.28);
}

.page-products .prod-map-legend h3 {
  margin: 0;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  color: var(--color-gold);
}

.page-products .prod-map-legend ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-products .prod-map-legend li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-small);
  color: rgba(255, 255, 255, 0.82);
}

.page-products .prod-legend-coord {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid rgba(244, 180, 0, 0.4);
  color: var(--color-gold);
  font-family: var(--font-accent);
  font-size: var(--fs-tiny);
}

.page-products .prod-update {
  background: linear-gradient(135deg, #F7E7A6 0%, #F4B400 100%);
  color: var(--color-dark);
  padding: var(--space-6) var(--space-4);
}

.page-products .prod-update .prod-section-head h2 {
  color: var(--color-dark);
}

.page-products .prod-update .prod-section-head p {
  color: rgba(26, 26, 26, 0.7);
}

.page-products .prod-update .chapter-number {
  color: rgba(26, 26, 26, 0.25);
}

.page-products .prod-update-grid {
  display: grid;
  gap: var(--space-5);
  align-items: center;
  grid-template-columns: 1fr;
}

.page-products .prod-ring-wrap {
  position: relative;
  width: min(280px, 78vw);
  margin-inline: auto;
}

.page-products .prod-ring-wrap svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .prod-ring-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.page-products .prod-ring-center strong {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 1;
}

.page-products .prod-ring-center span {
  font-family: var(--font-accent);
  font-size: var(--fs-small);
  letter-spacing: 0.12em;
}

.page-products .prod-ring-track {
  stroke: rgba(11, 29, 58, 0.12);
}

.page-products .prod-ring-seg {
  stroke: var(--color-primary);
}

.page-products .prod-ring-segments {
  animation: prod-ring-spin 18s linear infinite;
  transform-box: fill-box;
  transform-origin: center;
}

@keyframes prod-ring-spin {
  to {
    transform: rotate(360deg);
  }
}

.page-products .prod-update-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.page-products .prod-update-list li {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-3);
  background: rgba(11, 29, 58, 0.07);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
}

.page-products .prod-update-list p {
  margin: 0;
  line-height: 1.75;
  font-size: var(--fs-small);
}

.page-products .prod-update-list strong {
  color: var(--color-primary);
}

.page-products .prod-update-index {
  min-width: 2rem;
  font-family: var(--font-accent);
  font-size: var(--fs-tiny);
  font-weight: 700;
  color: var(--color-red);
}

.page-products .prod-scenarios {
  padding: var(--space-6) var(--space-4);
}

.page-products .prod-scenario-layout {
  display: grid;
  gap: var(--space-5);
  align-items: start;
}

.page-products .prod-scenario-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
}

.page-products .prod-scenario-card {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--prod-card-border);
  position: relative;
}

.page-products .prod-scenario-num {
  font-family: var(--font-accent);
  color: var(--color-gold);
  font-size: var(--fs-tiny);
  letter-spacing: 0.14em;
}

.page-products .prod-scenario-card h3 {
  margin: var(--space-2) 0;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: #fff;
}

.page-products .prod-scenario-card p {
  margin: 0;
  line-height: 1.75;
  font-size: var(--fs-small);
  color: rgba(255, 255, 255, 0.74);
}

.page-products .prod-mobile {
  margin: 0;
  text-align: center;
}

.page-products .prod-mobile img {
  width: 100%;
  max-width: 260px;
  aspect-ratio: 1 / 2;
  object-fit: cover;
  border-radius: 24px;
  border: 1px solid rgba(244, 180, 0, 0.28);
  box-shadow: var(--shadow-lg);
}

.page-products .prod-mobile figcaption {
  margin-top: var(--space-2);
  font-size: var(--fs-small);
  color: rgba(255, 255, 255, 0.6);
}

.page-products .prod-support {
  padding: var(--space-6) var(--space-4);
  background: rgba(255, 255, 255, 0.04);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.page-products .prod-support-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: 1fr;
  margin-bottom: var(--space-5);
}

.page-products .prod-support-card {
  display: block;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--prod-card-border);
  color: #fff;
  text-decoration: none;
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-products .prod-support-card:hover {
  transform: translateY(-4px);
  border-color: rgba(244, 180, 0, 0.56);
  box-shadow: var(--shadow-gold);
}

.page-products .prod-support-code {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(244, 180, 0, 0.18);
  border: 1px solid rgba(244, 180, 0, 0.4);
  color: var(--color-gold);
  font-family: var(--font-accent);
  font-size: var(--fs-small);
}

.page-products .prod-support-card h3 {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--color-gold);
}

.page-products .prod-support-card p {
  margin: var(--space-1) 0 0;
  font-size: var(--fs-small);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.74);
}

.page-products .prod-term-list {
  display: grid;
  gap: var(--space-2);
}

.page-products .prod-term {
  border: 1px solid var(--prod-card-border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
}

.page-products .prod-term + .prod-term {
  margin-top: var(--space-2);
}

.page-products .prod-term summary {
  cursor: pointer;
  padding: var(--space-3) var(--space-4);
  list-style: none;
  font-weight: 700;
  color: var(--color-light-gold);
}

.page-products .prod-term summary::-webkit-details-marker {
  display: none;
}

.page-products .prod-term summary::after {
  content: "+";
  float: right;
  color: var(--color-gold);
  font-size: 1.25rem;
  line-height: 1;
}

.page-products .prod-term[open] summary {
  border-bottom: 1px solid var(--prod-card-border);
}

.page-products .prod-term[open] summary::after {
  content: "−";
}

.page-products .prod-term-body {
  padding: var(--space-3) var(--space-4);
  font-size: var(--fs-small);
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.76);
}

@media (min-width: 700px) {
  .page-products .prod-hero {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }

  .page-products .prod-update-grid {
    grid-template-columns: 300px 1fr;
  }

  .page-products .prod-scenario-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .prod-support-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .page-products .prod-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    padding: var(--space-7) var(--space-5);
  }

  .page-products .prod-core {
    padding: var(--space-7) var(--space-5);
  }

  .page-products .prod-map-canvas {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-rows: minmax(260px, auto);
    gap: var(--space-4);
    padding: var(--space-5) var(--space-4) var(--space-4);
  }

  .page-products .prod-card--dist {
    grid-column: 1;
    grid-row: 1;
  }

  .page-products .prod-card--heat {
    grid-column: 2;
    grid-row: 1;
  }

  .page-products .prod-card--feedback {
    grid-column: 1;
    grid-row: 2;
  }

  .page-products .prod-card--doc {
    grid-column: 2;
    grid-row: 2;
  }

  .page-products .prod-card--trend {
    grid-column: 3 / 5;
    grid-row: 1 / 3;
  }

  .page-products .prod-map-legend {
    grid-column: 1 / -1;
    grid-row: 3;
  }

  .page-products .prod-map-legend ul {
    grid-template-columns: repeat(5, auto);
    justify-content: start;
  }

  .page-products .prod-update {
    padding: var(--space-7) var(--space-5);
  }

  .page-products .prod-scenarios {
    padding: var(--space-7) var(--space-5);
  }

  .page-products .prod-scenario-layout {
    grid-template-columns: minmax(0, 2fr) minmax(280px, 0.8fr);
  }

  .page-products .prod-scenario-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .page-products .prod-support {
    padding: var(--space-7) var(--space-5);
  }

  .page-products .prod-support-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-ring-segments {
    animation: none;
  }

  .page-products .prod-card-inner {
    transition: none;
  }
}