.page-products {
  --product-shadow: 0 2px 0 rgba(22, 42, 74, 0.04);
  --product-line: 1px solid var(--color-stone);
  --product-gold-soft: rgba(201, 162, 39, 0.08);

  position: relative;
  padding: 2rem 0 4.5rem;
  background-image:
    repeating-linear-gradient(0deg, rgba(201, 162, 39, 0.018) 0 1px, transparent 1px 44px),
    repeating-linear-gradient(90deg, rgba(201, 162, 39, 0.018) 0 1px, transparent 1px 44px);
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  margin: 0 0 2.25rem;
  padding: 0;
}

.page-products .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem 0.625rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
}

.page-products .breadcrumb__link {
  color: var(--color-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s;
}

.page-products .breadcrumb__link:hover {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
}

.page-products .breadcrumb__current {
  color: var(--color-ink);
  font-weight: 600;
}

.page-products .breadcrumb li + li::before {
  content: "∕";
  margin-right: 0.625rem;
  color: var(--color-stone);
}

/* ---------- 页面首部 ---------- */
.page-products .product-hero {
  display: grid;
  gap: 2rem;
  padding-bottom: 2.5rem;
  margin-bottom: 3.5rem;
  border-bottom: 2px solid var(--color-gold);
  position: relative;
}

.page-products .product-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -7px;
  width: 100%;
  height: 6px;
  background: repeating-linear-gradient(90deg, var(--color-gold) 0 16px, transparent 16px 24px, var(--color-barley) 24px 32px, transparent 32px 40px);
  opacity: 0.45;
}

.page-products .product-hero__eyebrow {
  margin: 0 0 0.625rem;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  text-transform: uppercase;
}

.page-products .product-hero__title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-deep-blue);
}

.page-products .product-hero__desc {
  margin: 0;
  max-width: 40em;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-ink);
}

.page-products .product-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 0;
}

.page-products .hero-stat {
  padding: 1rem 0.75rem 1rem 1rem;
  background: var(--color-snow);
  border-left: 3px solid var(--color-gold);
  box-shadow: var(--product-shadow);
}

.page-products .hero-stat__label {
  font-size: 0.75rem;
  color: var(--color-mist);
  margin-bottom: 0.25rem;
  letter-spacing: 0.06em;
}

.page-products .hero-stat__num {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-deep-blue);
}

/* ---------- 章节通用 ---------- */
.page-products .section {
  margin-top: 4rem;
  position: relative;
}

.page-products .section-head {
  margin-bottom: 2rem;
  padding-left: 2.75rem;
  position: relative;
}

.page-products .section-index {
  position: absolute;
  left: 0;
  top: 0.125rem;
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.02em;
}

.page-products .section-index::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 1.5rem;
  height: 2px;
  background: var(--color-gold);
}

.page-products .section-title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.625rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-deep-blue);
}

.page-products .section-lead {
  margin: 0;
  max-width: 38em;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-mist);
}

/* ---------- 功能筛选 ---------- */
.page-products .filter-group {
  margin-bottom: 2rem;
}

.page-products .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
  padding-bottom: 0.75rem;
  border-bottom: var(--product-line);
}

.page-products .filter-btn {
  appearance: none;
  background: transparent;
  border: 1px solid var(--color-stone);
  border-radius: 0;
  padding: 0.5rem 1.1rem;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-mist);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.page-products .filter-btn:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.page-products .filter-btn.is-active {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-snow);
}

/* ---------- 功能面板 ---------- */
.page-products .feature-board {
  display: grid;
  gap: 1.5rem;
}

.page-products .feature-board__aside {
  margin: 0;
  border: var(--product-line);
  background: var(--color-deep-blue);
  overflow: hidden;
  text-align: center;
  max-height: 340px;
}

.page-products .feature-board__img {
  width: 100%;
  height: auto;
  max-height: 260px;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid rgba(247, 246, 242, 0.2);
}

.page-products .feature-board__caption {
  padding: 0.75rem 1rem;
  font-size: 0.75rem;
  color: rgba(247, 246, 242, 0.75);
  letter-spacing: 0.05em;
}

.page-products .feature-board__grid {
  display: grid;
  gap: 1.25rem;
}

.page-products .feature-card {
  position: relative;
  padding: 1.5rem 1.5rem 1.25rem;
  background: var(--color-snow);
  border: var(--product-line);
  border-top: 3px solid var(--color-barley);
  box-shadow: var(--product-shadow);
  transition: box-shadow 0.2s, transform 0.2s, border-color 0.2s;
}

.page-products .feature-card:hover {
  box-shadow: 0 6px 0 rgba(22, 42, 74, 0.05);
  transform: translateY(-2px);
}

.page-products .feature-card:has(> .tag--red) {
  border-top-color: var(--color-red);
}

.page-products .feature-card:has(> .tag--blue) {
  border-top-color: var(--color-deep-blue);
}

.page-products .feature-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.875rem;
}

.page-products .feature-card__code {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-mist);
  letter-spacing: 0.08em;
}

.page-products .feature-card__title {
  margin: 0 0 0.625rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-deep-blue);
}

.page-products .feature-card__desc {
  margin: 0 0 1rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-ink);
}

.page-products .feature-card__list {
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.page-products .feature-card__list li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--color-mist);
}

.page-products .feature-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  background: var(--color-gold);
  transform: rotate(45deg);
}

.page-products .feature-card__status {
  display: inline-block;
  padding: 0.25rem 0.625rem;
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  background: rgba(201, 162, 39, 0.1);
  color: var(--color-gold);
  border-left: 2px solid var(--color-gold);
}

/* ---------- 使用场景 ---------- */
.page-products .scene-banner {
  margin: 0 0 1.75rem;
  position: relative;
}

.page-products .scene-banner__img {
  width: 100%;
  height: auto;
  display: block;
  border: var(--product-line);
}

.page-products .scene-banner__caption {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 0.5rem 1rem;
  background: var(--color-deep-blue);
  color: var(--color-snow);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.page-products .scene-grid {
  display: grid;
  gap: 1rem;
}

.page-products .scene-card {
  padding: 1.25rem 1.25rem 1.25rem 1.75rem;
  background: var(--color-snow);
  border: var(--product-line);
  border-left: 3px solid var(--color-gold);
  position: relative;
}

.page-products .scene-card::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 1.5rem;
  width: 7px;
  height: 7px;
  background: var(--color-gold);
  border: 2px solid var(--color-snow);
  transform: rotate(45deg);
}

.page-products .scene-card__time {
  display: block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-gold);
  margin-bottom: 0.5rem;
}

.page-products .scene-card__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-deep-blue);
}

.page-products .scene-card__text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-ink);
}

.page-products .scene-card--festival {
  background: var(--color-barley);
  border-left-color: var(--color-deep-blue);
  padding: 1.5rem 1.25rem;
}

.page-products .scene-card--festival::before {
  background: var(--color-deep-blue);
}

.page-products .scene-card--festival .scene-card__time {
  color: var(--color-deep-blue);
}

.page-products .scene-card--festival .scene-card__title {
  color: var(--color-deep-blue);
}

/* ---------- 移动端体验 ---------- */
.page-products .perf-panel {
  display: grid;
  gap: 1rem;
  margin-bottom: 2rem;
}

.page-products .perf-metric {
  background: var(--color-deep-blue);
  color: var(--color-snow);
  padding: 1.5rem 1.25rem;
  position: relative;
  overflow: hidden;
}

.page-products .perf-metric::after {
  content: "";
  position: absolute;
  right: -1.25rem;
  top: -1.25rem;
  width: 4.5rem;
  height: 4.5rem;
  border: 1px solid rgba(247, 246, 242, 0.15);
  transform: rotate(45deg);
}

.page-products .perf-metric__value {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-gold);
  margin-bottom: 0.5rem;
}

.page-products .perf-metric__label {
  display: block;
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.page-products .perf-metric__note {
  display: block;
  font-size: 0.75rem;
  color: rgba(247, 246, 242, 0.6);
}

.page-products .perf-chart {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: var(--color-snow);
  border: var(--product-line);
}

.page-products .perf-chart__title {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-deep-blue);
}

.page-products .perf-chart__desc {
  margin: 0 0 1.25rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-mist);
}

.page-products .chart-figure {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 0.625rem;
  align-items: center;
  margin-bottom: 0.75rem;
}

.page-products .chart-figure__label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-deep-blue);
}

.page-products .chart-figure__bar {
  display: block;
  height: 2rem;
  line-height: 2rem;
  padding-left: 0.75rem;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-snow);
  background: var(--color-mist);
  white-space: nowrap;
}

.page-products .chart-figure__bar--new {
  background: var(--color-gold);
}

.page-products .perf-chart__img {
  width: 100%;
  height: auto;
  display: block;
  border: var(--product-line);
}

.page-products .device-fit {
  display: grid;
  gap: 1.5rem;
  padding-top: 0.5rem;
}

.page-products .device-fit__img {
  width: 100%;
  height: auto;
  display: block;
  border: var(--product-line);
}

.page-products .device-fit__text {
  padding: 0 0.25rem;
}

.page-products .device-fit__title {
  margin: 0 0 0.875rem;
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-deep-blue);
}

.page-products .device-fit__desc {
  margin: 0 0 1rem;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--color-ink);
}

/* ---------- 版本对比 ---------- */
.page-products .version-map {
  width: 100%;
  height: auto;
  display: block;
  border: var(--product-line);
  margin-bottom: 1.75rem;
}

.page-products .table-wrap {
  overflow-x: auto;
  margin-bottom: 1.5rem;
  border: var(--product-line);
  background: var(--color-snow);
}

.page-products .version-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
}

.page-products .version-table th,
.page-products .version-table td {
  padding: 0.875rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-stone);
  font-size: 0.875rem;
  line-height: 1.5;
}

.page-products .version-table th {
  background: var(--color-deep-blue);
  color: var(--color-snow);
  font-weight: 600;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-products .version-table td {
  color: var(--color-ink);
}

.page-products .version-table tr:last-child td {
  border-bottom: none;
}

.page-products .version-table tbody tr:hover {
  background: rgba(201, 162, 39, 0.06);
}

.page-products .version-linkout {
  padding: 1.5rem;
  background: rgba(201, 162, 39, 0.08);
  border-left: 4px solid var(--color-gold);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-products .version-linkout__text {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--color-ink);
}

.page-products .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  width: fit-content;
}

.page-products .btn--gold {
  background: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--color-snow);
}

.page-products .btn--gold:hover {
  background: var(--color-deep-blue);
  border-color: var(--color-deep-blue);
  color: var(--color-snow);
}

.page-products .btn--ghost {
  background: transparent;
  border-color: var(--color-stone);
  color: var(--color-deep-blue);
}

.page-products .btn--ghost:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

/* ---------- 引导区 ---------- */
.page-products .guide-strip {
  display: grid;
  gap: 1.25rem;
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 2px solid var(--color-stone);
}

.page-products .guide-strip__card {
  padding: 1.75rem 1.5rem;
  background: var(--color-deep-blue);
  color: var(--color-snow);
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.page-products .guide-strip__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-snow);
}

.page-products .guide-strip__text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.65;
  color: rgba(247, 246, 242, 0.75);
}

.page-products .guide-strip__card .btn--ghost {
  border-color: rgba(247, 246, 242, 0.35);
  color: var(--color-snow);
  align-self: flex-start;
}

.page-products .guide-strip__card .btn--ghost:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

/* ---------- 平板断点 ---------- */
@media (min-width: 768px) {
  .page-products {
    padding: 2.5rem 0 5rem;
  }

  .page-products .product-hero {
    grid-template-columns: 1.6fr 1fr;
    align-items: end;
    gap: 2.5rem;
  }

  .page-products .product-hero__stats {
    gap: 0.75rem;
  }

  .page-products .hero-stat {
    padding: 1.125rem 0.875rem 1.125rem 1.125rem;
  }

  .page-products .feature-board {
    grid-template-columns: 0.85fr 1.5fr;
    gap: 1.75rem;
    align-items: stretch;
  }

  .page-products .feature-board__aside {
    max-height: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .page-products .feature-board__img {
    max-height: none;
    flex: 1;
    object-fit: cover;
  }

  .page-products .feature-board__grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  .page-products .scene-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  .page-products .scene-card--festival {
    grid-column: 1 / -1;
  }

  .page-products .perf-panel {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }

  .page-products .perf-chart {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 2rem;
  }

  .page-products .device-fit {
    grid-template-columns: 1.2fr 1fr;
    gap: 2rem;
    align-items: center;
  }

  .page-products .version-linkout {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
  }

  .page-products .version-linkout__text {
    flex: 1;
  }

  .page-products .guide-strip {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
}

/* ---------- 桌面断点 ---------- */
@media (min-width: 1024px) {
  .page-products .feature-board {
    grid-template-columns: 0.72fr 1.55fr;
    gap: 2.25rem;
  }

  .page-products .feature-card {
    padding: 1.75rem 1.75rem 1.5rem;
  }

  .page-products .section {
    margin-top: 5rem;
  }

  .page-products .section-head {
    margin-bottom: 2.5rem;
  }

  .page-products .scene-banner {
    margin-bottom: 2.5rem;
  }

  .page-products .perf-panel {
    gap: 1.5rem;
  }

  .page-products .perf-metric {
    padding: 2rem 1.5rem;
  }

  .page-products .version-table th,
  .page-products .version-table td {
    padding: 1rem 1.25rem;
  }
}