.page-products {
  --module-gap: 24px;
  --aside-w: 320px;
  background-image: radial-gradient(var(--grid-line) 1px, transparent 1px);
  background-size: 28px 28px;
}

.page-products .products-head-section {
  padding-top: 28px;
  position: relative;
}

.page-products .breadcrumb {
  margin-bottom: 24px;
}

.page-products .products-head {
  position: relative;
  display: grid;
  gap: 32px;
  padding-bottom: 36px;
  border-bottom: 3px solid var(--accent);
  background:
    linear-gradient(135deg, rgba(255, 107, 53, 0.08), transparent 40%);
}

.page-products .products-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
  margin: 0 0 12px;
}

.page-products .page-title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: clamp(32px, 6vw, 48px);
  line-height: 1.15;
  color: var(--text-primary);
}

.page-products .products-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  margin: 0 0 16px;
}

.page-products .products-desc {
  color: var(--text-secondary);
  max-width: 60ch;
  line-height: 1.75;
  margin: 0;
}

.page-products .products-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-products .products-head-panel {
  background: var(--bg-surface);
  border: 1px solid var(--grid-line);
  padding: 20px;
  align-self: start;
  position: relative;
}

.page-products .products-head-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.page-products .version-badge {
  display: inline-block;
  background: var(--accent);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 18px;
  padding: 8px 18px;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.page-products .version-state {
  margin: 16px 0 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-secondary);
}

.page-products .signal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.2);
}

.page-products .head-meta {
  margin: 16px 0 0;
}

.page-products .head-meta-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  border-top: 1px solid var(--grid-line);
}

.page-products .head-meta-row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
}

.page-products .head-meta-row dd {
  margin: 0;
  font-size: 14px;
  color: var(--text-primary);
}

.page-products .products-split {
  padding-top: 48px;
}

.page-products .core-modules {
  min-width: 0;
}

.page-products .section-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.page-products .heading-index {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 13px;
  border: 1px solid var(--grid-line);
  padding: 4px 10px;
}

.page-products .section-title {
  font-size: 28px;
  margin: 0;
}

.page-products .section-note {
  margin-left: auto;
  color: var(--text-secondary);
  font-size: 14px;
}

.page-products .module-card {
  background: var(--bg-secondary);
  border: 1px solid var(--grid-line);
  padding: 24px;
  margin-bottom: var(--module-gap);
  position: relative;
  transition: border-color var(--ease), transform var(--ease), box-shadow var(--ease);
}

.page-products .module-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 24px;
  height: 3px;
  background: var(--accent);
}

.page-products .module-card:hover,
.page-products .module-card:focus-within {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 4px 4px 0 rgba(255, 107, 53, 0.15);
}

.page-products .module-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.page-products .module-icon {
  color: var(--accent);
  flex-shrink: 0;
  background: var(--bg-surface);
  border: 1px solid var(--grid-line);
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.page-products .module-title-block {
  flex: 1 1 180px;
}

.page-products .module-head h3 {
  font-size: 22px;
  margin: 0 0 4px;
  color: var(--text-primary);
}

.page-products .module-tagline {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0;
  font-family: var(--font-mono);
}

.page-products .module-desc {
  color: var(--text-secondary);
  line-height: 1.75;
  margin: 0 0 18px;
}

.page-products .module-img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--grid-line);
}

.page-products .module-details {
  margin-top: 16px;
  border-top: 1px solid var(--grid-line);
}

.page-products .module-details summary,
.page-products .changelog-item summary {
  list-style: none;
  display: block;
}

.page-products .module-details summary::-webkit-details-marker,
.page-products .changelog-item summary::-webkit-details-marker {
  display: none;
}

.page-products .module-details summary {
  cursor: pointer;
  padding: 14px 28px 14px 0;
  color: var(--accent-light);
  font-weight: 600;
  position: relative;
}

.page-products .module-details summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 14px;
  font-size: 20px;
  color: var(--accent);
}

.page-products .module-details[open] summary::after {
  content: "–";
}

.page-products .details-body {
  padding-bottom: 16px;
}

.page-products .details-body ul,
.page-products .changelog-detail ul {
  margin: 0;
  padding-left: 20px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.page-products .module-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--module-gap);
}

.page-products .module-row .module-card {
  margin-bottom: 0;
}

.page-products .products-aside {
  display: grid;
  gap: var(--module-gap);
  align-content: start;
}

.page-products .aside-panel {
  background: var(--bg-surface);
  border: 1px solid var(--grid-line);
  padding: 24px;
}

.page-products .aside-panel-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--grid-line);
  padding-bottom: 14px;
}

.page-products .aside-panel-head h2 {
  font-size: 20px;
  margin: 0;
  color: var(--text-primary);
}

.page-products .version-list {
  margin: 0;
}

.page-products .version-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--grid-line);
}

.page-products .version-row:last-child {
  border-bottom: none;
}

.page-products .version-row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.page-products .version-row dd {
  margin: 0;
  font-size: 14px;
  color: var(--text-primary);
  text-align: right;
}

.page-products .aside-action {
  margin-top: 18px;
  width: 100%;
  justify-content: center;
}

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

.page-products .aside-links li {
  border-bottom: 1px solid var(--grid-line);
}

.page-products .aside-links li:last-child {
  border-bottom: none;
}

.page-products .aside-links a {
  display: block;
  padding: 12px 0;
  color: var(--text-secondary);
  font-size: 15px;
  transition: color var(--ease), padding-left var(--ease);
}

.page-products .aside-links a:hover {
  color: var(--accent-light);
  padding-left: 8px;
}

.page-products .changelog-section {
  margin-top: 56px;
  padding: 56px 0;
  border-top: 3px solid var(--accent);
  border-bottom: 1px solid var(--grid-line);
  background:
    linear-gradient(135deg, var(--grad-start), var(--grad-end)),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: auto, 32px 32px;
}

.page-products .changelog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-products .changelog-visual img {
  width: 100%;
  height: auto;
  border: 1px solid var(--grid-line);
  display: block;
}

.page-products .changelog-item {
  border: 1px solid var(--grid-line);
  background: rgba(10, 31, 60, 0.55);
  margin-bottom: 12px;
  position: relative;
}

.page-products .changelog-item:last-child {
  margin-bottom: 0;
}

.page-products .changelog-item summary {
  cursor: pointer;
  padding: 16px 40px 16px 18px;
  font-weight: 600;
  font-size: 16px;
  color: var(--text-primary);
  position: relative;
}

.page-products .changelog-item summary::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: transparent;
  transition: background var(--ease);
}

.page-products .changelog-item[open] summary::before {
  background: var(--accent);
}

.page-products .changelog-item summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  color: var(--accent);
}

.page-products .changelog-item[open] summary::after {
  content: "–";
}

.page-products .changelog-detail {
  padding: 0 18px 16px;
}

.page-products .download-section {
  padding: 56px 0;
  position: relative;
}

.page-products .download-section::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 45%;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--accent));
}

.page-products .download-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-products .download-content {
  background: var(--bg-secondary);
  border: 1px solid var(--grid-line);
  padding: 28px;
  position: relative;
}

.page-products .download-content::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--accent);
}

.page-products .download-lead {
  font-size: 17px;
  line-height: 1.7;
  color: var(--text-primary);
  margin: 0;
}

.page-products .platform-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-products .platform-list li {
  padding: 10px 0 10px 24px;
  border-bottom: 1px solid var(--grid-line);
  color: var(--text-secondary);
  position: relative;
}

.page-products .platform-list li::before {
  content: "›";
  position: absolute;
  left: 4px;
  color: var(--accent);
  font-weight: 700;
}

.page-products .system-require {
  margin: 20px 0 0;
}

.page-products .sys-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--grid-line);
}

.page-products .sys-row:last-child {
  border-bottom: none;
}

.page-products .sys-row dt {
  color: var(--text-secondary);
  font-size: 14px;
}

.page-products .sys-row dd {
  margin: 0;
  font-size: 14px;
  color: var(--text-primary);
  text-align: right;
}

.page-products .download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-products .download-actions .btn {
  transition: transform 0.15s ease;
}

.page-products .download-actions .btn:active {
  transform: translateY(1px);
}

.page-products .download-note {
  margin-top: 20px;
  color: var(--text-secondary);
  font-size: 13px;
  border-left: 3px solid var(--accent);
  padding-left: 12px;
}

.page-products .download-visual img {
  width: 100%;
  height: auto;
  max-width: 420px;
  margin: 0 auto;
  display: block;
  border: 1px solid var(--grid-line);
}

@media (min-width: 900px) {
  .page-products .products-head {
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 40px;
  }

  .page-products .products-head-panel {
    margin-top: 40px;
  }

  .page-products .products-split {
    display: grid;
    grid-template-columns: minmax(0, 1fr) var(--aside-w);
    gap: 40px;
    align-items: start;
  }

  .page-products .module-row {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .changelog-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .download-grid {
    grid-template-columns: minmax(0, 1fr) 420px;
    align-items: center;
  }
}