.page-products {
  --pg-line: rgba(74, 85, 104, 0.34);
  --pg-line-soft: rgba(74, 85, 104, 0.18);
  --pg-panel: #111633;
  --pg-panel-deep: #0d1230;
  display: block;
  background:
    radial-gradient(1100px 480px at 84% -6%, rgba(50, 245, 208, 0.10), transparent 62%),
    radial-gradient(860px 460px at 4% 18%, rgba(124, 92, 255, 0.10), transparent 60%),
    var(--bg);
  color: var(--white);
  overflow-x: hidden;
}

.page-products .shell {
  width: 100%;
}

/* ---------- 首屏 ---------- */
.page-products .pg-hero {
  padding: calc(var(--header-h) + 30px) 0 clamp(24px, 4vw, 44px);
}

.page-products .pg-hero__frame {
  position: relative;
  padding: clamp(22px, 3.4vw, 46px);
  border: 1px solid var(--pg-line);
  background:
    linear-gradient(180deg, rgba(17, 22, 51, 0.86), rgba(10, 14, 39, 0.94));
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.03), 0 24px 60px -40px rgba(0, 0, 0, 0.9);
}

.page-products .pg-hero__grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: center;
}

.page-products .pg-hero__lead h1 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(30px, 6.4vw, 62px);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.015em;
}

.page-products .pg-hero__lead .lede {
  margin-top: 16px;
  max-width: 46ch;
  color: var(--gray-text);
  font-size: 15px;
  line-height: 1.78;
}

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

.page-products .pg-hero__figure {
  margin: 0;
}

.page-products .figure__frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--pg-line);
  background: var(--pg-panel-deep);
}

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

.page-products .figure__cap {
  margin-top: 10px;
  color: var(--gray-text);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.page-products .pg-hero__strip {
  margin-top: clamp(18px, 2.6vw, 30px);
}

/* ---------- 通用章节 ---------- */
.page-products .pg-section {
  padding: clamp(38px, 6vw, 80px) 0 clamp(20px, 3vw, 36px);
}

.page-products .pg-section__head {
  max-width: 62ch;
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.page-products .pg-section__head h2 {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-size: clamp(22px, 3.6vw, 36px);
  font-weight: 800;
  line-height: 1.16;
}

.page-products .pg-section__intro {
  margin-top: 12px;
  color: var(--gray-text);
  font-size: 14px;
  line-height: 1.78;
}

.page-products .pg-filter {
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

/* ---------- 模块清单 ---------- */
.page-products .pg-modules {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pg-module {
  position: relative;
  padding: 20px 20px 18px;
  border: 1px solid var(--pg-line-soft);
  background: linear-gradient(180deg, rgba(28, 35, 51, 0.55), rgba(17, 22, 51, 0.85));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
  transition: border-color var(--dur) ease, transform var(--dur) ease, background-color var(--dur) ease;
}

.page-products .pg-module::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 34px;
  height: 2px;
  background: var(--cyan);
  opacity: 0.7;
}

.page-products .pg-module:hover {
  border-color: var(--pg-line);
  transform: translateY(-2px);
}

.page-products .pg-module .exhibit-label__no {
  margin: 0 0 8px;
  color: var(--cyan);
}

.page-products .pg-module__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-products .pg-module__use {
  margin-top: 10px;
  color: var(--gray-text);
  font-size: 13.5px;
  line-height: 1.72;
}

.page-products .pg-module__meta {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--pg-line-soft);
  display: grid;
  gap: 6px;
}

.page-products .pg-module__meta > div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: baseline;
}

.page-products .pg-module__meta dt {
  flex: 0 0 auto;
  color: var(--gray-text);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.page-products .pg-module__meta dd {
  margin: 0;
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}

.page-products .is-filtered-out {
  display: none;
}

/* ---------- 分屏主体 ---------- */
.page-products .pg-body {
  padding: clamp(28px, 4.5vw, 60px) 0 clamp(40px, 6vw, 84px);
  border-top: 1px solid var(--pg-line-soft);
}

.page-products .pg-body__grid {
  display: grid;
  gap: clamp(22px, 3vw, 44px);
}

.page-products .pg-index {
  border: 1px solid var(--pg-line-soft);
  background: rgba(13, 18, 48, 0.7);
  padding: 16px 16px 14px;
}

.page-products .pg-index__title {
  margin: 0 0 10px;
  color: var(--gray-text);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.page-products .pg-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pg-index__list a {
  color: var(--white);
  font-size: 13px;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) ease, color var(--dur) ease;
}

.page-products .pg-index__list a:hover,
.page-products .pg-index__list a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-products .pg-body__flow {
  display: grid;
  gap: clamp(32px, 5vw, 64px);
  min-width: 0;
}

.page-products .pg-block {
  padding-top: clamp(6px, 1.4vw, 14px);
  border-top: 1px solid var(--pg-line-soft);
}

.page-products .pg-block h2 {
  margin: 6px 0 0;
  font-family: var(--font-head);
  font-size: clamp(21px, 3.2vw, 32px);
  font-weight: 800;
  line-height: 1.16;
}

.page-products .pg-block__lead {
  margin-top: 12px;
  max-width: 64ch;
  color: var(--gray-text);
  font-size: 14px;
  line-height: 1.78;
}

.page-products .pg-block__split {
  display: grid;
  gap: clamp(18px, 2.6vw, 32px);
  margin-top: 18px;
}

.page-products .pg-block__text p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--white);
}

.page-products .pg-block__text p:last-child {
  margin-bottom: 0;
}

.page-products .pg-block__text a {
  color: var(--azure);
  text-decoration: none;
  border-bottom: 1px solid rgba(46, 107, 255, 0.5);
}

.page-products .pg-block__text a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-products .pg-block__figure {
  margin: 0;
}

.page-products .pg-notes {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .pg-notes li {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
  padding: 10px 0;
  border-top: 1px dashed var(--pg-line-soft);
  color: var(--gray-text);
  font-size: 13px;
  line-height: 1.7;
}

.page-products .pg-callout {
  margin-top: 6px;
  padding: 12px 14px;
  border-left: 2px solid var(--orange);
  background: rgba(255, 122, 61, 0.07);
  color: var(--white) !important;
  font-size: 13.5px !important;
}

.page-products .pg-callout .mono {
  color: var(--orange);
  font-size: 16px;
}

/* ---------- 检索示意 ---------- */
.page-products .pg-review {
  display: grid;
  gap: 18px;
  margin-top: 20px;
}

.page-products .pg-query {
  padding: 16px;
  border: 1px solid var(--pg-line);
  background: var(--pg-panel);
}

.page-products .pg-query__label {
  margin: 0 0 12px;
  color: var(--gray-text);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-products .pg-query__terms {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pg-query__terms li {
  padding: 5px 10px;
  border: 1px solid var(--pg-line-soft);
  background: var(--graphite);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
}

.page-products .pg-query__count {
  margin: 14px 0 0;
  color: var(--gray-text);
  font-size: 12px;
  letter-spacing: 0.05em;
}

.page-products .pg-query__count .mono {
  color: var(--cyan);
  font-size: 20px;
}

.page-products .pg-query__hits {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .pg-query__hits li {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid var(--pg-line-soft);
  border-left: 2px solid var(--cyan);
  background: rgba(50, 245, 208, 0.04);
  font-size: 13.5px;
  color: var(--white);
}

.page-products .pg-details {
  margin-top: 20px;
  border: 1px solid var(--pg-line-soft);
  background: rgba(28, 35, 51, 0.5);
}

.page-products .pg-details summary {
  cursor: pointer;
  padding: 14px 16px;
  color: var(--white);
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-products .pg-details summary::marker {
  color: var(--violet);
}

.page-products .pg-details__body {
  padding: 0 16px 16px;
  border-top: 1px dashed var(--pg-line-soft);
}

.page-products .pg-details__body p {
  margin: 14px 0 0;
  color: var(--gray-text);
  font-size: 13.5px;
  line-height: 1.78;
}

/* ---------- 分档 ---------- */
.page-products .pg-tiers {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 20px;
}

.page-products .pg-tier {
  padding: 16px;
  border: 1px solid var(--pg-line-soft);
  border-top: 2px solid var(--violet);
  background: rgba(17, 22, 51, 0.8);
}

.page-products .pg-tier:nth-child(2) {
  border-top-color: var(--cyan);
}

.page-products .pg-tier:nth-child(3) {
  border-top-color: var(--orange);
}

.page-products .pg-tier__no {
  margin: 0;
  color: var(--gray-text);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-products .pg-tier__range {
  margin: 8px 0 0;
  color: var(--white);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.01em;
}

.page-products .pg-tier__cap {
  margin: 4px 0 0;
  color: var(--gray-text);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.page-products .pg-tier__note {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--pg-line-soft);
  color: var(--gray-text);
  font-size: 12.5px;
  line-height: 1.7;
}

/* ---------- 轮换矩阵 ---------- */
.page-products .pg-matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  max-width: 260px;
  margin-top: 16px;
}

.page-products .pg-matrix__cell {
  display: block;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--pg-line-soft);
  background: rgba(28, 35, 51, 0.7);
}

.page-products .pg-matrix__cell--on {
  background: rgba(50, 245, 208, 0.22);
  border-color: rgba(50, 245, 208, 0.5);
}

.page-products .pg-matrix__cell--mark {
  background: rgba(255, 122, 61, 0.24);
  border-color: rgba(255, 122, 61, 0.6);
}

.page-products .pg-matrix__cap {
  margin: 10px 0 0;
  color: var(--gray-text);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
}

/* ---------- 复核区 ---------- */
.page-products .pg-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-products .pg-audit {
  padding: 18px;
  border: 1px solid var(--pg-line);
  background:
    linear-gradient(180deg, rgba(50, 245, 208, 0.07), rgba(17, 22, 51, 0.9));
}

.page-products .pg-audit__row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: baseline;
  margin: 0 0 12px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--pg-line-soft);
}

.page-products .pg-audit__row:last-of-type {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-products .pg-audit__num {
  min-width: 84px;
  color: var(--cyan);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.page-products .pg-audit__cap {
  color: var(--gray-text);
  font-size: 13px;
}

.page-products .pg-audit__foot {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--pg-line-soft);
  color: var(--gray-text);
  font-size: 12.5px;
  line-height: 1.7;
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-products .pg-modules {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pg-tiers {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pg-review {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-products .pg-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
  }

  .page-products .pg-block__split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pg-block__split--reverse {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  }

  .page-products .pg-block__split--reverse .pg-block__text {
    order: 2;
  }

  .page-products .pg-block__split--reverse .pg-block__figure {
    order: 1;
  }
}

@media (min-width: 1024px) {
  .page-products .pg-body__grid {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .pg-index {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
  }

  .page-products .pg-index__list {
    flex-direction: column;
    gap: 10px;
  }

  .page-products .pg-index__list li {
    border-bottom: 1px solid var(--pg-line-soft);
    padding-bottom: 10px;
  }

  .page-products .pg-index__list li:last-child {
    border-bottom: 0;
    padding-bottom: 0;
  }

  .page-products .pg-modules {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pg-module:first-child {
    grid-column: span 2;
  }

  .page-products .pg-module:first-child .pg-module__title {
    font-size: 22px;
  }
}

@media (min-width: 1200px) {
  .page-products .pg-tier__range {
    font-size: 42px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pg-module {
    transition: none;
  }

  .page-products .pg-module:hover {
    transform: none;
  }
}