.page-products {
  --prod-sidebar: 220px;
  --prod-gap: clamp(28px, 4vw, 60px);
  --prod-section-space: clamp(56px, 7vw, 112px);
  --prod-chapter-sticky-top: calc(var(--header-sticky-h) + 24px);
}

.page-products .prod-hero {
  position: relative;
  padding: clamp(32px, 5vw, 72px) 0 64px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 82% 18%, rgba(0, 240, 255, 0.10), transparent 52%),
    radial-gradient(ellipse at 96% 72%, rgba(255, 102, 0, 0.06), transparent 46%);
  pointer-events: none;
}

.page-products .prod-hero::after {
  content: "";
  position: absolute;
  left: 6%;
  top: 0;
  bottom: 0;
  width: 48%;
  background: linear-gradient(100deg, transparent, rgba(0, 240, 255, 0.04), rgba(255, 102, 0, 0.05), transparent);
  clip-path: polygon(12% 0, 100% 0, 88% 100%, 0 100%);
  pointer-events: none;
  z-index: 0;
}

.page-products .prod-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-products .prod-hero-copy {
  max-width: 780px;
}

.page-products .prod-hero-copy h1 {
  margin: 16px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 52px);
  font-weight: 500;
  line-height: 1.16;
  letter-spacing: 0.02em;
  color: var(--text);
}

.page-products .prod-hero-lead {
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dim);
  max-width: 640px;
}

.page-products .prod-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-products .prod-hero-aside {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-products .prod-hero-stat {
  position: relative;
  background: linear-gradient(145deg, rgba(19, 26, 43, 0.9), rgba(11, 15, 26, 0.55));
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 16px 18px;
  text-align: center;
  overflow: hidden;
}

.page-products .prod-hero-stat::after {
  content: "";
  position: absolute;
  right: -18px;
  bottom: -18px;
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, transparent 44%, rgba(0, 240, 255, 0.18) 44%, rgba(0, 240, 255, 0.18) 52%, transparent 52%);
  pointer-events: none;
}

.page-products .prod-hero-stat .stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 30px;
  font-weight: 700;
  color: var(--cyan);
  line-height: 1.2;
}

.page-products .prod-hero-stat:nth-child(4) .stat-value {
  color: var(--orange);
}

.page-products .prod-hero-stat .stat-label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--text-dim);
}

.page-products .prod-layout {
  padding-top: 40px;
  padding-bottom: 80px;
  display: block;
}

.page-products .prod-chapter-nav {
  position: sticky;
  top: calc(var(--header-sticky-h) + 8px);
  z-index: 6;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 8px 0 12px;
  margin-bottom: 28px;
  background: rgba(11, 15, 26, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  scrollbar-width: none;
}

.page-products .prod-chapter-nav::-webkit-scrollbar {
  display: none;
}

.page-products .prod-chapter-nav .prod-nav-label {
  display: none;
}

.page-products .prod-chapter-nav a {
  flex: 0 0 auto;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-dim);
  font-size: 13px;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}

.page-products .prod-chapter-nav a:hover {
  color: var(--text);
  border-color: var(--line-cyan);
}

.page-products .prod-chapter-nav a.is-active {
  color: var(--bg-deep);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 600;
}

.page-products .prod-chapters {
  min-width: 0;
}

.page-products .prod-section {
  padding: 12px 0 var(--prod-section-space);
  scroll-margin-top: calc(var(--header-sticky-h) + 24px);
}

.page-products .prod-section:last-child {
  padding-bottom: 0;
}

.page-products .section-head {
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-products .section-head .section-title {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(26px, 3.4vw, 40px);
  font-weight: 500;
  line-height: 1.2;
  color: var(--text);
}

.page-products .section-head .section-desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
  max-width: 560px;
}

.page-products .prod-num {
  display: inline-block;
  margin-right: 10px;
  font-family: var(--font-display);
  font-size: 1.9em;
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--cyan);
  vertical-align: -0.12em;
}

.page-products .prod-overview-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: start;
}

.page-products .prod-overview-diagram {
  border: 1px solid var(--line);
  border-radius: 16px;
  background:
    linear-gradient(rgba(0, 240, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.025) 1px, transparent 1px);
  background-size: 28px 28px;
  padding: 20px 16px;
  overflow: hidden;
}

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

.page-products .topo-rect {
  fill: rgba(19, 26, 43, 0.92);
  stroke-width: 1.5;
  transition: filter 0.3s;
}

.page-products .topo-rect:hover {
  filter: drop-shadow(0 0 8px rgba(0, 240, 255, 0.35));
}

.page-products .topo-cyan {
  stroke: var(--line-cyan);
}

.page-products .topo-orange {
  stroke: var(--line-orange);
}

.page-products .topo-text {
  fill: var(--text);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
}

.page-products .topo-label {
  fill: var(--text-dim);
  font-family: var(--font-body);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.page-products .topo-line {
  stroke: rgba(0, 240, 255, 0.32);
  stroke-width: 1.5;
}

.page-products .topo-line-orange {
  stroke: rgba(255, 102, 0, 0.35);
  stroke-width: 1.5;
  stroke-dasharray: 5 4;
}

.page-products .prod-overview-note ul,
.page-products .prod-nav-copy ul,
.page-products .card-body ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .prod-overview-note li {
  position: relative;
  padding: 9px 0 9px 22px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text);
  border-bottom: 1px dashed var(--line);
}

.page-products .prod-overview-note li:last-child {
  border-bottom: none;
}

.page-products .prod-overview-note li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 17px;
  width: 7px;
  height: 7px;
  background: var(--orange);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

.page-products .prod-overview-note .btn {
  margin-top: 18px;
}

.page-products .prod-figure {
  margin: 34px 0 0;
}

.page-products .prod-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.page-products .prod-figure img:hover {
  border-color: var(--line-cyan);
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.08);
}

.page-products .prod-figure figcaption {
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-dim);
  border-left: 2px solid var(--orange);
  padding-left: 12px;
}

.page-products .prod-nav-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

.page-products .prod-nav-copy h3,
.page-products .prod-players-copy h3,
.page-products .prod-comp-feature h3 {
  margin: 22px 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.04em;
}

.page-products .prod-nav-copy h3:first-child,
.page-products .prod-players-copy h3:first-child,
.page-products .prod-comp-feature h3:first-child {
  margin-top: 0;
}

.page-products .prod-nav-copy ul {
  display: grid;
  gap: 6px;
}

.page-products .prod-nav-copy li {
  position: relative;
  padding: 7px 0 7px 18px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
}

.page-products .prod-nav-copy li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 15px;
  width: 8px;
  height: 8px;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

.page-products .prod-nav-copy p {
  margin: 6px 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .prod-nav-visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg-raised);
}

.page-products .prod-players-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
}

.page-products .prod-players-visual img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg-raised);
}

.page-products .prod-players-copy p {
  margin: 6px 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .prod-players-copy .btn {
  margin-top: 10px;
}

.page-products .prod-comp-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 10px;
}

.page-products .prod-filter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text);
  background: var(--bg-raised);
}

.page-products .prod-filter::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
}

.page-products .prod-filter.is-active {
  border-color: rgba(0, 240, 255, 0.45);
  color: var(--cyan);
  background: rgba(0, 240, 255, 0.06);
}

.page-products .prod-comp-tip {
  margin: 0 0 14px;
  font-size: 13px;
  color: var(--text-dim);
}

.page-products .prod-comp-table {
  margin-top: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}

.page-products .prod-comp-table th,
.page-products .prod-comp-table td {
  padding: 12px 14px;
  white-space: nowrap;
  font-size: 14px;
}

.page-products .prod-comp-table th {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-dim);
  background: var(--bg-raised);
  border-bottom: 1px solid var(--line);
  position: relative;
  cursor: default;
}

.page-products .prod-comp-table th::after {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 6px;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--cyan);
  opacity: 0;
  transition: opacity 0.2s;
  vertical-align: 1px;
}

.page-products .prod-comp-table th:hover::after {
  opacity: 1;
}

.page-products .prod-comp-table td {
  color: var(--text);
  background: rgba(19, 26, 43, 0.5);
}

.page-products .prod-comp-table tbody tr {
  transition: background 0.2s;
}

.page-products .prod-comp-table tbody tr:hover {
  background: rgba(0, 240, 255, 0.05);
}

.page-products .prod-fav-icon {
  font-size: 18px;
  color: var(--text-dim);
  transition: color 0.2s, transform 0.2s;
}

.page-products .prod-fav-icon.is-active {
  color: var(--orange);
}

.page-products .prod-comp-table tbody tr:hover .prod-fav-icon {
  transform: scale(1.18);
}

.page-products .prod-table-note {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--text-dim);
}

.page-products .prod-comp-bottom {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 30px 0 0;
}

.page-products .prod-comp-feature {
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
  border-radius: 12px;
  padding: 22px 22px 18px;
  background: rgba(19, 26, 43, 0.4);
}

.page-products .prod-comp-feature p {
  margin: 6px 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-products .prod-comp-bg {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 28px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg-raised);
}

.page-products .prod-performance-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: stretch;
}

.page-products .prod-perf-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(145deg, rgba(19, 26, 43, 0.85), rgba(11, 15, 26, 0.7));
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.page-products .prod-perf-main {
  flex-direction: row;
  align-items: center;
  flex-wrap: wrap;
}

.page-products .prod-gauge {
  position: relative;
  width: 138px;
  height: 138px;
  flex: 0 0 auto;
}

.page-products .gauge-track {
  fill: none;
  stroke: var(--line);
  stroke-width: 10;
}

.page-products .gauge-bar {
  fill: none;
  stroke: var(--cyan);
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 301.6;
  stroke-dashoffset: 181;
  transform: rotate(-90deg);
  transform-origin: center;
}

.page-products .prod-gauge.is-visible .gauge-bar {
  animation: prodGaugeSweep 1.3s var(--ease) forwards;
}

@keyframes prodGaugeSweep {
  from {
    stroke-dashoffset: 301.6;
  }
  to {
    stroke-dashoffset: 181;
  }
}

.page-products .gauge-value {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
}

.page-products .prod-perf-text {
  flex: 1;
  min-width: 180px;
}

.page-products .prod-perf-text p {
  margin: 4px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-products .prod-perf-text p:first-child {
  font-size: 20px;
  color: var(--text);
}

.page-products .prod-perf-sub {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.page-products .prod-perf-metric {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 12px;
  text-align: center;
  background: rgba(19, 26, 43, 0.5);
}

.page-products .prod-perf-metric .text-strong {
  display: block;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--orange);
}

.page-products .prod-perf-metric .text-muted {
  display: block;
  margin-top: 4px;
  font-size: 12px;
}

.page-products .prod-perf-img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--bg-raised);
}

.page-products .prod-compat {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-products .prod-compat .tag {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 13px;
  color: var(--text-dim);
  background: var(--bg-raised);
}

.page-products .prod-perf-more {
  margin: 16px 0 0;
  font-size: 14px;
  color: var(--text-dim);
}

.page-products .prod-perf-more a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 240, 255, 0.35);
}

.page-products .prod-perf-more a:hover {
  border-bottom-color: var(--cyan);
}

.page-products .prod-access-grid {
  gap: 18px;
}

.page-products .prod-access-grid .card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(19, 26, 43, 0.5);
  height: 100%;
}

.page-products .prod-access-grid .card-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  padding: 22px 22px 0;
}

.page-products .prod-access-grid .card-body {
  padding: 10px 22px 22px;
}

.page-products .prod-access-grid li {
  position: relative;
  padding: 7px 0 7px 18px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
}

.page-products .prod-access-grid li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 7px;
  height: 7px;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

.page-products .prod-access-grid .card-body p {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.6;
}

.page-products .prod-access-grid .card-body .btn {
  margin-top: 16px;
}

.page-products .prod-cta {
  border-top: 1px solid var(--line);
  background:
    radial-gradient(ellipse at 70% 50%, rgba(0, 240, 255, 0.07), transparent 60%),
    radial-gradient(ellipse at 25% 50%, rgba(255, 102, 0, 0.05), transparent 50%);
  padding: clamp(44px, 6vw, 80px) 0;
}

.page-products .prod-cta-inner {
  text-align: center;
  display: grid;
  justify-items: center;
}

.page-products .prod-cta-inner h2 {
  margin: 14px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 500;
  color: var(--text);
}

.page-products .prod-cta-inner p {
  margin: 0 0 26px;
  font-size: 15px;
  color: var(--text-dim);
  max-width: 520px;
}

.page-products .prod-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

@media (min-width: 768px) {
  .page-products .prod-overview-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.8fr);
    gap: 26px;
  }

  .page-products .prod-nav-grid {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 0.9fr);
    gap: 32px;
  }

  .page-products .prod-players-grid {
    grid-template-columns: minmax(300px, 0.9fr) minmax(0, 1fr);
    gap: 32px;
  }

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

  .page-products .prod-performance-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.7fr);
  }

  .page-products .prod-perf-img {
    grid-column: span 2;
  }
}

@media (min-width: 992px) {
  .page-products .prod-layout {
    display: grid;
    grid-template-columns: var(--prod-sidebar) minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .prod-chapter-nav {
    position: sticky;
    top: var(--prod-chapter-sticky-top);
    display: block;
    overflow: visible;
    background: transparent;
    backdrop-filter: none;
    border-bottom: none;
    padding: 0;
    margin-bottom: 0;
  }

  .page-products .prod-chapter-nav .prod-nav-label {
    display: block;
    margin: 0 0 14px;
    font-family: var(--font-display);
    font-size: 12px;
    letter-spacing: 0.16em;
    color: var(--text-dim);
  }

  .page-products .prod-chapter-nav nav {
    border-left: 1px solid var(--line);
  }

  .page-products .prod-chapter-nav a {
    display: block;
    position: relative;
    border: none;
    border-radius: 0;
    padding: 10px 14px;
    margin-left: -1px;
    color: var(--text-dim);
    background: transparent;
    font-size: 14px;
    white-space: normal;
    border-left: 2px solid transparent;
  }

  .page-products .prod-chapter-nav a::before {
    content: "";
    position: absolute;
    left: -2px;
    top: 50%;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--bg-deep);
    border: 1px solid var(--line);
    transform: translateY(-50%);
  }

  .page-products .prod-chapter-nav a.is-active {
    color: var(--cyan);
    background: transparent;
    border-left-color: var(--cyan);
  }

  .page-products .prod-chapter-nav a.is-active::before {
    background: var(--cyan);
    border-color: var(--cyan);
  }

  .page-products .prod-hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 7fr) minmax(280px, 4fr);
    gap: 56px;
    align-items: center;
  }

  .page-products .prod-hero-aside {
    gap: 14px;
  }

  .page-products .prod-hero-stat {
    padding: 26px 18px 20px;
  }

  .page-products .prod-hero-stat .stat-value {
    font-size: 34px;
  }
}

@media (min-width: 1280px) {
  .page-products .prod-performance-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.75fr) minmax(320px, 0.9fr);
    align-items: center;
  }

  .page-products .prod-perf-img {
    grid-column: auto;
    height: 100%;
    object-fit: cover;
  }
}