.page-products {
  --local-grid-gap: clamp(1rem, 2vw, 1.5rem);
  --local-card-pad: clamp(1.1rem, 2vw, 1.5rem);
  background: var(--color-white);
  color: var(--color-charcoal);
  font-family: var(--font-body);
}

.page-products__wrap {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1rem, 3vw, 2rem);
}

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

/* ---------- Hero ---------- */
.page-products__hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(120deg, var(--color-deep-navy) 0%, var(--color-primary) 52%, var(--color-deep-navy) 100%);
  color: var(--color-white);
  padding: 2.25rem 0 3rem;
  border-bottom: 4px solid var(--color-accent);
}

.page-products__hero::before {
  content: "";
  position: absolute;
  right: -14%;
  top: -12%;
  width: 44%;
  height: 140%;
  background: linear-gradient(145deg, rgba(255, 107, 44, 0.22) 0%, rgba(255, 107, 44, 0) 58%);
  transform: skewX(-12deg);
  pointer-events: none;
}

.page-products__hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 31%;
  height: 4px;
  background: var(--color-accent);
}

.page-products__hero .page-products__wrap,
.page-products__hero .breadcrumb,
.page-products__hero .page-products__hero-grid {
  position: relative;
  z-index: 1;
}

.page-products .breadcrumb__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 1.75rem;
  padding: 0;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.72);
}

.page-products .breadcrumb__item {
  display: inline-flex;
  align-items: center;
}

.page-products .breadcrumb__item a {
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
}

.page-products .breadcrumb__item a:hover {
  color: var(--color-accent);
}

.page-products .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 0.45rem;
  color: rgba(255, 255, 255, 0.36);
}

.page-products .breadcrumb__item[aria-current="page"] {
  color: var(--color-white);
  font-weight: 600;
}

.page-products__hero-grid {
  display: grid;
  gap: 2rem;
}

.page-products__eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.page-products__hero-title {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.85rem, 4vw, 3.15rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--color-white);
}

.page-products__hero-lede {
  max-width: 64ch;
  margin: 0 0 2rem;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.82);
}

.page-products__hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem 1rem;
}

.page-products__hero-metric {
  border-left: 2px solid var(--color-teal);
  padding-left: 0.75rem;
}

.page-products__hero-metric-value {
  display: block;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.35rem;
  line-height: 1.25;
  color: var(--color-white);
}

.page-products__hero-metric-label {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.72rem;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.68);
}

.page-products__hero-aside {
  position: relative;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-top: 3px solid var(--color-accent);
}

.page-products__hero-aside-tag {
  display: inline-block;
  margin: 0 0 0.6rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.page-products__hero-aside-title {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  line-height: 1.35;
  color: var(--color-white);
}

.page-products__hero-aside-text {
  margin: 0 0 1.25rem;
  font-size: 0.92rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.76);
}

/* ---------- 通用章节 ---------- */
.page-products__section {
  padding: 3.25rem 0;
}

.page-products__section--tint {
  background: var(--color-light-steel);
}

.page-products__section--download {
  background: var(--color-deep-navy);
  color: var(--color-white);
}

.page-products__section--roadmap {
  background: var(--color-light-steel);
}

.page-products .chapter-head {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0 0 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-silver);
}

.page-products .chapter-head__index {
  flex: 0 0 auto;
  background: var(--color-primary);
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.65rem 0.3rem;
}

.page-products .chapter-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.4rem, 3vw, 2.05rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--color-charcoal);
}

.page-products .chapter-head--light {
  border-bottom-color: rgba(255, 255, 255, 0.18);
}

.page-products .chapter-head--light .chapter-head__index {
  background: var(--color-accent);
  color: var(--color-white);
}

.page-products .chapter-head--light .chapter-head__title {
  color: var(--color-white);
}

.page-products__section-lede {
  max-width: 68ch;
  margin: 0 0 2rem;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-mid-gray);
}

/* ---------- 01 核心功能 ---------- */
.page-products__feature-grid {
  display: grid;
  gap: 1.75rem;
  align-items: center;
}

.page-products__feature-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-products__feature-list li {
  position: relative;
  padding: 0.9rem 1rem 0.9rem 1.35rem;
  background: var(--color-white);
  border: 1px solid var(--color-silver);
  border-left: 3px solid var(--color-accent);
  line-height: 1.7;
  font-size: 0.95rem;
}

.page-products__feature-list strong {
  display: block;
  margin-bottom: 0.15rem;
  font-weight: 800;
  color: var(--color-primary);
}

.page-products__source-note {
  margin: 0;
  padding-top: 1rem;
  border-top: 1px dashed var(--color-silver);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--color-mid-gray);
}

.page-products .media-frame {
  margin: 0;
  padding: 0.5rem;
  border: 1px solid var(--color-silver);
  background: var(--color-white);
}

.page-products .media-frame img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .media-frame figcaption {
  padding: 0.75rem 0.25rem 0.25rem;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--color-mid-gray);
}

/* ---------- 02 版本对比 ---------- */
.page-products__version-grid {
  display: grid;
  gap: 1.75rem;
  align-items: start;
}

.page-products__version-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products__version-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 0.9rem;
  line-height: 1.55;
}

.page-products__version-table th,
.page-products__version-table td {
  padding: 0.75rem 0.7rem;
  border: 1px solid var(--color-silver);
  text-align: left;
  vertical-align: top;
}

.page-products__version-table thead th {
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.88rem;
  white-space: nowrap;
}

.page-products__version-table tbody th {
  font-weight: 700;
  background: var(--color-white);
  color: var(--color-charcoal);
}

.page-products__version-table tbody td {
  background: var(--color-white);
}

.page-products__version-table tbody tr:nth-child(even) th,
.page-products__version-table tbody tr:nth-child(even) td {
  background: var(--color-light-steel);
}

.page-products__delta {
  background: var(--color-white);
  border: 1px solid var(--color-silver);
  border-top: 4px solid var(--color-accent);
  padding: 1.35rem;
}

.page-products__delta-title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
}

.page-products__delta-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-products__delta-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.7rem;
  background: var(--color-light-steel);
  font-size: 0.9rem;
  line-height: 1.5;
}

.page-products__delta-note {
  margin: 0;
  padding-top: 0.85rem;
  border-top: 1px dashed var(--color-silver);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--color-mid-gray);
}

.page-products__version-figure {
  margin-top: 1.75rem;
}

/* ---------- 03 电脑版适配 ---------- */
.page-products__adapt-grid {
  display: grid;
  gap: 1.75rem;
}

.page-products__spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  line-height: 1.65;
}

.page-products__spec-table th,
.page-products__spec-table td {
  padding: 0.85rem 0.7rem;
  border-bottom: 1px solid var(--color-silver);
  text-align: left;
  vertical-align: top;
}

.page-products__spec-table th {
  width: 32%;
  font-weight: 700;
  color: var(--color-primary);
}

.page-products__spec-note {
  margin: 1rem 0 0;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--color-mid-gray);
}

.page-products__legacy {
  background: var(--color-light-steel);
  border-left: 4px solid var(--color-accent);
  padding: 1.5rem;
}

.page-products__legacy-title {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
}

.page-products__legacy-text {
  margin: 0 0 1rem;
  font-size: 0.92rem;
  line-height: 1.7;
}

.page-products__legacy-list {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  display: grid;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.page-products__legacy-list li {
  position: relative;
  padding-left: 1.1rem;
  line-height: 1.6;
}

.page-products__legacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 7px;
  height: 2px;
  background: var(--color-accent);
}

.page-products__adapt-figure {
  margin-top: 2rem;
  max-width: 720px;
  margin-inline: auto;
}

.page-products__adapt-figure img {
  max-height: 460px;
}

/* ---------- 04 下载与安装 ---------- */
.page-products__download-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

.page-products__download-subtitle {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--color-white);
}

.page-products__steps {
  list-style: none;
  counter-reset: step;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}

.page-products__steps li {
  counter-increment: step;
  position: relative;
  padding: 0 0 0.2rem 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.page-products__steps li:last-child {
  border-bottom: 0;
}

.page-products__steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 2.2rem;
  height: 2.2rem;
  display: grid;
  place-items: center;
  background: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 0.8rem;
}

.page-products__steps strong {
  display: block;
  margin-bottom: 0.3rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  color: var(--color-white);
}

.page-products__steps p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
}

.page-products__security {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  padding: 1rem 1.1rem;
}

.page-products__security p {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
}

.page-products__help-note {
  margin: 1.25rem 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
}

.page-products__help-note a {
  color: var(--color-teal);
  text-decoration: none;
}

.page-products__download-figure {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.page-products__download-figure figcaption {
  color: rgba(255, 255, 255, 0.72);
}

/* ---------- 05 产品路线图 ---------- */
.page-products__roadmap-grid {
  display: grid;
  gap: 2rem;
}

.page-products__roadmap-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-products__roadmap-list li {
  position: relative;
  padding: 1rem 1rem 1rem 2.2rem;
  background: var(--color-white);
  border: 1px solid var(--color-silver);
  border-left: 3px solid var(--color-primary);
}

.page-products__roadmap-list h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
}

.page-products__roadmap-list p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--color-mid-gray);
}

.page-products__roadmap-note {
  margin: 1.75rem 0 0;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--color-mid-gray);
  text-align: center;
}

.page-products__roadmap-note a {
  color: var(--color-primary);
  text-decoration: underline;
}

/* ---------- CTA ---------- */
.page-products__cta {
  background: linear-gradient(105deg, var(--color-primary) 0%, var(--color-deep-navy) 72%);
  color: var(--color-white);
  padding: 3.25rem 0;
  text-align: center;
}

.page-products__cta-eyebrow {
  margin: 0 0 0.6rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-teal);
}

.page-products__cta-title {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.2;
}

.page-products__cta-text {
  max-width: 58ch;
  margin: 0 auto 1.75rem;
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.78);
}

.page-products__cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products__hero-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .page-products__section {
    padding: 5rem 0;
  }

  .page-products__version-figure {
    max-width: 860px;
  }
}

@media (min-width: 960px) {
  .page-products__hero-grid {
    grid-template-columns: minmax(0, 1.65fr) minmax(0, 0.75fr);
    align-items: end;
  }

  .page-products__feature-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  }

  .page-products__version-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
  }

  .page-products__adapt-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-products__download-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

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