.page-products {
  --page-orange: #FF5A36;
  --page-red: #E63B2E;
  --page-grad: linear-gradient(135deg, var(--page-orange) 0%, var(--page-red) 100%);
  --page-deep: #172A3A;
  --page-line: #B9C0C8;
  --page-muted: #5E6A73;
  --page-neon: #00E5FF;
  --page-link-light: #5CF0E8;
  background: var(--color-paper);
  color: var(--color-ink);
}

/* 封面深蓝框架 */
.page-products .phero {
  background: var(--page-deep);
  color: var(--color-paper);
  padding: 32px 0 88px;
  position: relative;
  overflow: hidden;
}
.page-products .phero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--page-orange), var(--page-red) 60%, var(--color-cyan));
}
.page-products .phero .breadcrumb {
  padding: 8px 0 32px;
}
.page-products .phero .breadcrumb a,
.page-products .phero .breadcrumb span {
  color: rgba(255, 255, 255, 0.8);
}
.page-products .phero .breadcrumb a:hover {
  color: #fff;
}
.page-products .phero .breadcrumb li::before {
  color: rgba(255, 255, 255, 0.4);
}
.page-products .phero__grid {
  display: grid;
  gap: 28px;
}
.page-products .phero__kicker {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin: 0 0 12px;
}
.page-products .phero h1 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 3.75rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 18px;
}
.page-products .phero__lead {
  font-size: 16px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
  max-width: 58ch;
  margin: 0 0 24px;
}
.page-products .phero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 0;
  list-style: none;
}
.page-products .phero .tag {
  margin: 0;
}
.page-products .phero__media {
  margin: 0;
}
.page-products .phero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 2px;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.25);
}
.page-products .phero__media figcaption {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 8px;
  letter-spacing: 0.08em;
}

/* 产品信息卡 · 叠层说明书 */
.page-products .pinfo {
  position: relative;
  z-index: 2;
}
.page-products .spec-sheet {
  margin-top: -48px;
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--page-line);
  background: var(--color-paper-layered);
  box-shadow: var(--shadow-paper);
}
.page-products .spec-sheet__index {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--page-deep);
  color: var(--color-paper);
}
.page-products .spec-sheet__idxno {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--page-orange);
  line-height: 1;
}
.page-products .spec-sheet__idxtxt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.page-products .spec-sheet__main {
  position: relative;
  padding: 30px 18px 6px;
  background: var(--color-paper);
}
.page-products .spec-sheet__main::before {
  content: "产品信息卡 / SPEC SHEET";
  position: absolute;
  top: -1px;
  left: -1px;
  background: var(--page-grad);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 5px 10px;
  z-index: 1;
}
.page-products .spec-list {
  margin: 0;
  padding: 0;
}
.page-products .spec-list__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  border-bottom: 1px solid var(--page-line);
  padding: 14px 2px;
}
.page-products .spec-list__row:last-child {
  border-bottom: none;
}
.page-products .spec-list dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--page-muted);
  text-transform: uppercase;
}
.page-products .spec-list dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-ink);
}
.page-products .mono-num {
  font-family: var(--font-mono);
  font-weight: 500;
}

/* 功能矩阵 */
.page-products .pmatrix {
  padding-top: 72px;
}
.page-products .pmatrix__head {
  max-width: 820px;
  margin-bottom: 36px;
}
.page-products .pmatrix__lead {
  color: var(--page-muted);
  line-height: 1.75;
  font-size: 16px;
  max-width: 72ch;
}
.page-products .matrix-table {
  border-top: 2px solid var(--page-deep);
}
.page-products .matrix-row {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 4px 14px;
  padding: 20px 4px;
  border-bottom: 1px solid var(--page-line);
  transition: background 150ms ease, padding 150ms ease;
}
.page-products .matrix-row:hover {
  background: linear-gradient(90deg, rgba(255, 90, 54, 0.06), rgba(255, 90, 54, 0.02));
  padding-left: 12px;
}
.page-products .matrix-row__no {
  font-family: var(--font-mono);
  font-size: 2rem;
  line-height: 1;
  color: var(--page-orange);
  transition: color 150ms ease, transform 150ms ease;
}
.page-products .matrix-row:hover .matrix-row__no {
  color: var(--page-red);
  transform: translateX(2px);
}
.page-products .matrix-row__body h3 {
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 6px;
}
.page-products .matrix-row__body p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--page-muted);
  margin: 0 0 8px;
  max-width: 64ch;
}
.page-products .matrix-row__body .text-link {
  font-size: 14px;
}
.page-products .matrix-row__state {
  grid-column: 2;
  justify-self: start;
  margin-top: 2px;
}
.page-products .pmatrix__figure {
  margin: 40px 0 0;
  padding: 18px;
  border: 1px solid var(--page-line);
  background: var(--color-paper-layered);
}
.page-products .pmatrix__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}
.page-products .pmatrix__figure figcaption {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--page-muted);
  margin-top: 12px;
  letter-spacing: 0.04em;
}

/* Web3.2.0 更新明细 · 深蓝 changelog */
.page-products .pchangelog {
  background: var(--page-deep);
  color: var(--color-paper);
  margin-top: 72px;
  padding: 72px 0;
}
.page-products .pchangelog__grid {
  display: grid;
  gap: 36px;
}
.page-products .pchangelog__kicker {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--page-neon);
  margin: 0 0 12px;
}
.page-products .pchangelog__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.8rem, 4vw, 3rem);
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}
.page-products .pchangelog__lead {
  color: rgba(255, 255, 255, 0.65);
  max-width: 60ch;
  line-height: 1.7;
  margin-bottom: 28px;
}
.page-products .changelog-list {
  border-top: 1px solid rgba(255, 255, 255, 0.25);
}
.page-products .changelog-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}
.page-products .changelog-item summary {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 18px 8px 18px 18px;
  cursor: pointer;
  list-style: none;
  border-left: 2px solid transparent;
  transition: border-color 150ms ease, background 150ms ease;
}
.page-products .changelog-item summary::-webkit-details-marker {
  display: none;
}
.page-products .changelog-item summary:hover {
  border-left-color: var(--page-orange);
  background: rgba(255, 255, 255, 0.04);
}
.page-products .changelog-item[open] summary {
  border-left-color: var(--page-orange);
}
.page-products .changelog-item__ver {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--page-orange);
  letter-spacing: 0.05em;
}
.page-products .changelog-item summary strong {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-paper);
}
.page-products .changelog-item p {
  margin: 0;
  padding: 0 8px 18px 18px;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.7;
  font-size: 15px;
  max-width: 62ch;
}
.page-products .changelog-figure {
  margin: 0 0 24px;
}
.page-products .changelog-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid rgba(255, 255, 255, 0.15);
}
.page-products .changelog-figure figcaption {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 10px;
  letter-spacing: 0.05em;
}
.page-products .baseline-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 18px 20px;
}
.page-products .baseline-card__kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin: 0 0 10px;
}
.page-products .baseline-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .baseline-card li {
  padding: 6px 0 6px 16px;
  position: relative;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  line-height: 1.6;
}
.page-products .baseline-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  background: var(--page-grad);
}
.page-products .pchangelog .text-link {
  color: var(--page-link-light);
}

/* 性能与兼容性 */
.page-products .pcompat {
  padding-top: 72px;
  padding-bottom: 64px;
}
.page-products .pcompat__head {
  max-width: 780px;
  margin-bottom: 28px;
}
.page-products .pcompat__lead {
  color: var(--page-muted);
  line-height: 1.75;
}
.page-products .compat-table {
  border-top: 2px solid var(--page-deep);
  margin-bottom: 40px;
}
.page-products .compat-table__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  border-bottom: 1px solid var(--page-line);
  padding: 16px 2px;
}
.page-products .compat-table__row span {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--page-muted);
}
.page-products .compat-table__row strong {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-ink);
}
.page-products .compat-figure {
  margin: 0;
  border: 1px solid var(--page-line);
  padding: 18px;
  background: var(--color-paper-layered);
}
.page-products .compat-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}
.page-products .compat-figure figcaption {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--page-muted);
  margin-top: 12px;
  letter-spacing: 0.04em;
}

/* 产品使用路径 */
.page-products .ppath {
  padding-top: 64px;
  padding-bottom: 64px;
}
.page-products .ppath__grid {
  display: grid;
  gap: 28px;
}
.page-products .ppath__intro {
  max-width: 720px;
}
.page-products .ppath__intro p:not(.section-kicker) {
  color: var(--page-muted);
  line-height: 1.75;
}
.page-products .path-map {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 12px;
}
.page-products .path-map__item {
  display: grid;
  grid-template-columns: 44px 1fr;
  grid-template-rows: auto auto;
  column-gap: 14px;
  row-gap: 2px;
  align-items: center;
  padding: 16px 18px;
  background: var(--color-paper-layered);
  border: 1px solid var(--page-line);
  text-decoration: none;
  color: var(--color-ink);
  transition: background 150ms ease, border-color 150ms ease, transform 150ms ease;
}
.page-products .path-map__item:hover {
  background: var(--color-frame);
  color: var(--color-paper);
  border-color: var(--color-frame);
  transform: translateY(-2px);
}
.page-products .path-map__no {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 1.6rem;
  color: var(--page-orange);
  transition: color 150ms ease;
}
.page-products .path-map__item:hover .path-map__no {
  color: var(--page-neon);
}
.page-products .path-map__title {
  font-size: 16px;
  font-weight: 700;
}
.page-products .path-map__item small {
  font-size: 12px;
  color: var(--page-muted);
  line-height: 1.5;
}
.page-products .path-map__item:hover small {
  color: rgba(255, 255, 255, 0.65);
}
.page-products .ppath__note {
  color: var(--page-muted);
  font-size: 14px;
  line-height: 1.7;
  margin-top: 6px;
}
.page-products .ppath__figure {
  margin: 36px 0 0;
  border-top: 1px solid var(--page-line);
  padding-top: 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-products .ppath__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  max-width: 600px;
}
.page-products .ppath__figure figcaption {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--page-muted);
  letter-spacing: 0.04em;
}

/* 平板与桌面 */
@media (min-width: 768px) {
  .page-products .spec-sheet {
    grid-template-columns: 120px 1fr;
  }
  .page-products .spec-sheet__index {
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 10px;
    padding: 18px 16px;
  }
  .page-products .spec-sheet__idxno {
    font-size: 2.5rem;
  }
  .page-products .spec-sheet__main {
    padding: 32px 28px 10px;
  }
  .page-products .spec-list__row {
    grid-template-columns: 140px 1fr;
    gap: 16px;
    align-items: baseline;
  }
  .page-products .compat-table__row {
    grid-template-columns: 200px 1fr;
    gap: 20px;
    align-items: baseline;
  }
  .page-products .path-map {
    grid-template-columns: 1fr 1fr;
  }
  .page-products .ppath__figure {
    grid-template-columns: 600px 1fr;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-products .phero__grid {
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
  }
  .page-products .matrix-row {
    grid-template-columns: 72px 1fr 150px;
    gap: 4px 24px;
    align-items: center;
  }
  .page-products .matrix-row__state {
    grid-column: 3;
    justify-self: end;
  }
}

@media (min-width: 1024px) {
  .page-products .pchangelog__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 56px;
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-products .ppath__grid {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: center;
  }
  .page-products .path-map {
    grid-template-columns: repeat(4, 1fr);
  }
}

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