.page-products {
  --pv-line-gold: rgba(232, 196, 110, 0.05);
  --pv-line-soft: rgba(242, 233, 216, 0.05);
  --pv-card-bg: #1A2230;
  --pv-card-bg-deep: #111722;
  --pv-code: var(--font-mono);
  position: relative;
  background-color: var(--color-bg);
  scroll-behavior: smooth;
}

.page-products::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--pv-line-gold) 1px, transparent 1px),
    linear-gradient(90deg, var(--pv-line-gold) 1px, transparent 1px);
  background-size: 44px 44px;
}

.page-products > * {
  position: relative;
  z-index: 1;
}

.page-products .btn {
  border-radius: 0;
}

/* ---------- Hero ---------- */

.page-products__hero {
  padding-top: calc(var(--ticker-h) + var(--header-h) + var(--space-xl));
  padding-bottom: var(--space-2xl);
}

.page-products__hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.page-products__hero-copy {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.page-products__hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin: 0;
  text-wrap: balance;
}

.page-products__hero-subtitle {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--color-text-muted);
  max-width: 42rem;
  margin: 0;
}

.page-products__hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: var(--border-gold);
  border-bottom: var(--border-subtle);
  padding: var(--space-md) 0;
  gap: var(--space-sm);
  margin-top: var(--space-xs);
}

.page-products__stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.page-products__stat + .page-products__stat {
  border-left: 1px solid rgba(232, 196, 110, 0.18);
  padding-left: var(--space-sm);
}

.page-products__stat-num {
  font-family: var(--pv-code);
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--color-gold);
}

.page-products__stat-label {
  font-family: var(--pv-code);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.page-products__hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.page-products__hero-visual {
  position: relative;
  margin: 0;
  border: var(--border-gold);
  background: var(--pv-card-bg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.page-products__hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products__hero-caption {
  position: absolute;
  left: 0;
  bottom: 0;
  margin: 0;
  padding: var(--space-sm) var(--space-md);
  background: linear-gradient(to top, rgba(10, 14, 20, 0.92), transparent);
  color: var(--color-gold);
  font-family: var(--pv-code);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-top: 1px solid rgba(232, 196, 110, 0.18);
  border-right: 1px solid rgba(232, 196, 110, 0.18);
}

/* ---------- 平台版本一览 ---------- */

.page-products__platform {
  padding: var(--space-2xl) 0;
}

.page-products__scroller {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 84%;
  gap: var(--space-md);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: var(--container-pad);
  padding: var(--space-sm) 0 var(--space-lg);
  -webkit-overflow-scrolling: touch;
  margin-inline: calc(var(--container-pad) * -1);
  padding-inline: var(--container-pad);
  scrollbar-width: thin;
  scrollbar-color: var(--color-amber) var(--color-bg-graphite);
}

.page-products__version-card {
  scroll-snap-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-lg) var(--space-md);
  background: var(--pv-card-bg);
  border: var(--border-subtle);
  min-height: 340px;
  transition:
    border-color var(--dur-fast) var(--ease-out),
    transform var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out);
}

.page-products__version-card:hover {
  border-color: rgba(232, 196, 110, 0.45);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.page-products__version-card--featured {
  border: 1px solid var(--color-gold);
  box-shadow: var(--glow-gold);
  background:
    linear-gradient(135deg, rgba(232, 196, 110, 0.08) 0%, transparent 60%),
    var(--pv-card-bg);
}

.page-products__version-card--featured:hover {
  box-shadow: 0 0 28px rgba(232, 196, 110, 0.3);
}

.page-products__latest-tag {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  background: var(--color-gold);
  color: var(--color-bg);
  font-family: var(--pv-code);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 0.3em 0.7em;
  text-transform: uppercase;
}

.page-products__version-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.page-products__platform-name {
  font-family: var(--pv-code);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-amber);
}

.page-products__version-no {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--pv-code);
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--color-text);
  background: linear-gradient(120deg, rgba(232, 196, 110, 0.22) 0%, transparent 72%);
  border-left: 3px solid var(--color-amber);
  padding: 0.2em 0.5em;
  transform: skewX(-8deg);
}

.page-products__version-no span {
  display: inline-block;
  transform: skewX(8deg);
}

.page-products__version-line {
  font-family: var(--pv-code);
  font-size: 0.82rem;
  color: var(--color-gold);
  margin: 0;
}

.page-products__version-features {
  margin: 0;
  padding-left: 1.1em;
  list-style: none;
}

.page-products__version-features li {
  position: relative;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  padding-left: 0.9em;
}

.page-products__version-features li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 0.4em;
  height: 0.4em;
  background: var(--color-amber);
  transform: rotate(45deg);
}

.page-products__version-state {
  margin: auto 0 0;
  font-size: 0.82rem;
  font-family: var(--pv-code);
  color: var(--color-text-muted);
  border-top: 1px solid rgba(242, 233, 216, 0.08);
  padding-top: var(--space-sm);
}

.page-products__version-card--cross {
  overflow: hidden;
  justify-content: flex-end;
  min-height: 360px;
  background: var(--pv-card-bg-deep);
}

.page-products__version-card--cross img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.32;
  z-index: 0;
}

.page-products__version-card--cross > * {
  position: relative;
  z-index: 1;
}

.page-products__version-card--cross .page-products__version-features li {
  color: rgba(242, 233, 216, 0.85);
}

.page-products__platform-note {
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  background: rgba(17, 23, 34, 0.7);
  border-left: 2px solid var(--color-amber);
  padding: var(--space-sm) var(--space-md);
  margin: var(--space-sm) 0 0;
}

/* ---------- 更新日志 ---------- */

.page-products__changelog {
  padding: var(--space-2xl) 0;
  background:
    radial-gradient(circle at 15% 20%, rgba(107, 45, 92, 0.18), transparent 38%),
    var(--color-bg-graphite);
  border-top: 1px solid rgba(232, 196, 110, 0.1);
  border-bottom: 1px solid rgba(232, 196, 110, 0.1);
}

.page-products__changelog-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin: var(--space-lg) 0 var(--space-xl);
  align-items: center;
}

.page-products__changelog-hero img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--border-subtle);
  max-height: 300px;
  width: 100%;
}

.page-products__changelog-intro p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-sm);
}

.page-products__patch-list {
  border-top: 1px solid var(--color-gold);
}

.page-products__patch-card {
  border-bottom: var(--border-subtle);
}

.page-products__patch-card summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) 0;
  transition: padding var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}

.page-products__patch-card summary:hover {
  padding-left: var(--space-sm);
  background: linear-gradient(90deg, rgba(232, 196, 110, 0.06), transparent);
}

.page-products__patch-card summary::-webkit-details-marker {
  display: none;
}

.page-products__patch-num {
  font-family: var(--pv-code);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-amber);
  background: rgba(216, 145, 58, 0.12);
  border-left: 2px solid var(--color-amber);
  padding: 0.3em 0.55em;
  min-width: 3.4em;
  text-align: center;
  flex-shrink: 0;
}

.page-products__patch-title {
  flex: 1;
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.4;
}

.page-products__patch-tag {
  flex-shrink: 0;
  font-size: 0.7rem !important;
  text-transform: uppercase;
}

.page-products__patch-toggle {
  font-family: var(--pv-code);
  font-size: 1.6rem;
  font-weight: 300;
  line-height: 1;
  color: var(--color-gold);
  transition: transform var(--dur-base) var(--ease-out);
  flex-shrink: 0;
}

.page-products__patch-card[open] .page-products__patch-toggle {
  transform: rotate(45deg);
}

.page-products__patch-card[open] summary {
  border-bottom: 1px solid rgba(232, 196, 110, 0.14);
}

.page-products__patch-body {
  padding: var(--space-sm) 0 var(--space-lg);
  color: var(--color-text-muted);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

.page-products__patch-body ul {
  margin: 0;
  padding-left: 1.2em;
  list-style: none;
}

.page-products__patch-body li {
  position: relative;
  font-size: 0.92rem;
  line-height: 1.75;
  padding-left: 0.9em;
}

.page-products__patch-body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 0.38em;
  height: 0.38em;
  background: var(--color-gold);
  transform: rotate(45deg);
}

.page-products__patch-body img {
  display: block;
  width: 100%;
  max-width: 200px;
  height: auto;
  object-fit: cover;
  border: var(--border-gold);
  margin-top: var(--space-xs);
}

.page-products__patch-footer {
  margin-top: var(--space-lg);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.page-products__patch-footer a {
  color: var(--color-gold);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color var(--dur-fast) var(--ease-out);
}

.page-products__patch-footer a:hover {
  color: var(--color-amber);
}

/* ---------- 功能特性 ---------- */

.page-products__features {
  padding: var(--space-2xl) 0;
  background:
    linear-gradient(120deg, rgba(232, 196, 110, 0.04) 0%, transparent 45%),
    var(--color-bg);
}

.page-products__feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.page-products__feature-item {
  background: var(--pv-card-bg);
  border: var(--border-subtle);
  padding: var(--space-lg) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  transition:
    border-color var(--dur-fast) var(--ease-out),
    transform var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out);
}

.page-products__feature-item:hover {
  border-color: rgba(232, 196, 110, 0.45);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.page-products__feature-icon {
  width: 2.25rem;
  height: 2.25rem;
  color: var(--color-gold);
  stroke-width: 1.8;
  transition: transform var(--dur-fast) var(--ease-out);
  margin-bottom: var(--space-xs);
}

.page-products__feature-item:hover .page-products__feature-icon {
  fill: rgba(232, 196, 110, 0.16);
  transform: translateY(-2px);
}

.page-products__feature-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
  margin: 0;
}

.page-products__feature-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin: 0;
}

.page-products__feature-visual {
  position: relative;
  margin-top: var(--space-xl);
  border: var(--border-gold);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.page-products__feature-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products__feature-note {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: var(--space-xl) var(--space-md) var(--space-md);
  background: linear-gradient(to top, rgba(10, 14, 20, 0.95) 10%, transparent);
  color: var(--color-text);
  font-size: 0.9rem;
  line-height: 1.6;
}

.page-products__feature-note-label {
  font-family: var(--pv-code);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.page-products__feature-note-steps {
  font-family: var(--pv-code);
  font-size: clamp(0.82rem, 2.5vw, 1rem);
  font-weight: 600;
  color: var(--color-text);
}

/* ---------- 延伸入口 ---------- */

.page-products__resources {
  padding: var(--space-2xl) 0;
}

.page-products__resource-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.page-products__resource-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding: var(--space-lg) var(--space-md);
  background: var(--pv-card-bg);
  border: var(--border-subtle);
  color: var(--color-text);
  text-decoration: none;
  border-left: 3px solid var(--color-amber);
  transition:
    border-color var(--dur-fast) var(--ease-out),
    transform var(--dur-fast) var(--ease-out),
    box-shadow var(--dur-fast) var(--ease-out);
}

.page-products__resource-card:hover {
  border-color: var(--color-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.page-products__resource-tag {
  font-family: var(--pv-code);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.page-products__resource-card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0;
}

.page-products__resource-card p {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--color-text-muted);
  margin: 0;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-products__changelog-hero {
    grid-template-columns: 0.9fr 1.1fr;
    gap: var(--space-lg);
  }

  .page-products__resource-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .page-products__hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: var(--space-2xl);
  }

  .page-products__scroller {
    grid-auto-columns: minmax(420px, 30vw);
    gap: var(--space-lg);
  }

  .page-products__version-card--featured {
    transform: scale(1.04);
  }

  .page-products__version-card--featured:hover {
    transform: scale(1.04) translateY(-4px);
  }

  .page-products__patch-body {
    grid-template-columns: 1fr auto;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-products__feature-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products__feature-note {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}