.page-products {
  --pp-rule: 1px solid rgba(143, 163, 181, 0.4);
  --pp-rule-ink: 1px solid rgba(14, 27, 42, 0.16);
  --pp-soft: rgba(14, 27, 42, 0.7);
  background: var(--warm);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

.page-products .pp-wrap {
  width: 100%;
  max-width: 78rem;
  margin: 0 auto;
  padding: 1rem 1.125rem 3.5rem;
}

.page-products .pp-wrap a {
  color: inherit;
}

/* ---- 面包屑间距 ---- */
.page-products .breadcrumb {
  margin-bottom: 0.75rem;
}

/* ---- 首屏 ---- */
.page-products .pp-hero {
  display: grid;
  gap: 1.5rem;
  padding: 0.5rem 0 2rem;
  border-bottom: var(--pp-rule-ink);
}

.page-products .pp-hero__kicker {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--red);
}

.page-products .pp-hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.85rem, 6.4vw, 3.4rem);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.02em;
  max-width: 20ch;
}

.page-products .pp-hero__intro {
  margin: 0;
  max-width: 38rem;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--pp-soft);
}

.page-products .pp-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  margin-top: 1.5rem;
}

.page-products .pp-hero__spec {
  border-top: var(--pp-rule);
  padding-top: 0.75rem;
}

.page-products .pp-hero__dl {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.page-products .pp-hero__dl > div {
  display: grid;
  grid-template-columns: minmax(5.5rem, auto) minmax(0, 1fr);
  gap: 0.75rem;
  padding: 0.55rem 0;
  border-bottom: var(--pp-rule);
}

.page-products .pp-hero__dl dt {
  font-size: 0.8125rem;
  color: var(--slate);
  letter-spacing: 0.04em;
}

.page-products .pp-hero__dl dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--ink);
}

/* ---- 桌面窗口框景 ---- */
.page-products .pp-window {
  margin: 1.75rem 0 0;
  background: var(--ink);
  border: 1px solid var(--midnight);
}

.page-products .pp-window__chrome {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.625rem 0.875rem;
  border-bottom: 1px solid rgba(243, 235, 221, 0.16);
  color: var(--warm);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
}

.page-products .pp-window__dot {
  width: 0.5rem;
  height: 0.5rem;
  background: rgba(243, 235, 221, 0.32);
}

.page-products .pp-window__name {
  margin-left: 0.5rem;
  color: rgba(243, 235, 221, 0.8);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.page-products .pp-window__issue {
  margin-left: auto;
  flex: none;
  color: var(--gold);
}

.page-products .pp-window__screen {
  padding: 0.5rem;
  background: var(--midnight);
}

.page-products .pp-window__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--paper);
}

.page-products .pp-window__legend {
  list-style: none;
  margin: 0;
  padding: 0.75rem 0.875rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem 1rem;
  border-top: 1px solid rgba(243, 235, 221, 0.16);
  color: rgba(243, 235, 221, 0.82);
  font-size: 0.75rem;
}

.page-products .pp-window__legend li {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
}

.page-products .pp-window__key {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--red);
  border: 1px solid rgba(181, 51, 34, 0.55);
  padding: 0 0.25rem;
  line-height: 1.4;
  flex: none;
}

/* ---- 章节索引 ---- */
.page-products .pp-index {
  margin: 1.75rem 0 0;
  padding: 0.75rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  border-top: var(--pp-rule);
  border-bottom: var(--pp-rule);
}

.page-products .pp-index .anchor-index__link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  padding: 0.2rem 0.5rem;
  border: var(--pp-rule);
  color: var(--pp-soft);
}

.page-products .pp-index .anchor-index__link:hover,
.page-products .pp-index .anchor-index__link:focus-visible {
  color: var(--red);
  border-color: rgba(181, 51, 34, 0.6);
}

/* ---- 主体章节 ---- */
.page-products .pp-block {
  display: grid;
  gap: 1.25rem;
  padding: 2.25rem 0;
  border-bottom: var(--pp-rule);
}

.page-products .pp-block__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(2.1rem, 7vw, 3.2rem);
  line-height: 1;
  font-weight: 600;
  color: var(--red);
}

.page-products .pp-block__title {
  margin: 0.5rem 0 0;
  font-size: clamp(1.2rem, 4.6vw, 1.6rem);
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: -0.01em;
  max-width: 16ch;
}

.page-products .pp-block__body {
  min-width: 0;
}

.page-products .pp-block__body > p {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--pp-soft);
  max-width: 40rem;
  overflow-wrap: break-word;
}

/* ---- 参数列表 ---- */
.page-products .pp-specs {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  border-top: var(--pp-rule-ink);
  max-width: 40rem;
}

.page-products .pp-specs li {
  display: grid;
  gap: 0.2rem;
  padding: 0.7rem 0;
  border-bottom: var(--pp-rule);
}

.page-products .pp-specs__k {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.page-products .pp-specs__v {
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--ink);
}

/* ---- 筛选标签 ---- */
.page-products .pp-filters {
  list-style: none;
  margin: 1.5rem 0 1.25rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-products .pp-filter {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.45rem 0.8rem;
  border: var(--pp-rule-ink);
  background: var(--paper);
  font-size: 0.875rem;
  line-height: 1.4;
  color: var(--ink);
}

.page-products .pp-filter--active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--warm);
}

.page-products .pp-filter__idx {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--red);
}

.page-products .pp-filter--active .pp-filter__idx {
  color: var(--gold);
}

/* ---- 编号检索说明块 ---- */
.page-products .pp-search {
  border-left: 3px solid var(--red);
  padding: 0.25rem 0 0.25rem 1rem;
  margin: 0 0 1.5rem;
  max-width: 40rem;
}

.page-products .pp-search__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--slate);
}

.page-products .pp-search__sample {
  margin: 0.35rem 0 0.6rem;
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 6vw, 2.1rem);
  line-height: 1;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--red);
}

.page-products .pp-search__note {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--pp-soft);
}

/* ---- 图 ---- */
.page-products .pp-figure {
  margin: 1.5rem 0 0;
  border: 1px solid var(--midnight);
  background: var(--paper);
}

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

.page-products .pp-figure__cap {
  padding: 0.6rem 0.75rem;
  border-top: var(--pp-rule);
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--slate);
}

.page-products .pp-figure--print {
  max-width: 22rem;
}

/* ---- 收藏列表 ---- */
.page-products .pp-saved {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  border-top: 1px solid var(--midnight);
  max-width: 42rem;
}

.page-products .pp-saved__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.3rem 0.75rem;
  align-items: baseline;
  padding: 0.7rem 0;
  border-bottom: var(--pp-rule);
}

.page-products .pp-saved__no {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink);
  background: rgba(184, 135, 75, 0.16);
  padding: 0.1rem 0.35rem;
}

.page-products .pp-saved__name {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--pp-soft);
  overflow-wrap: break-word;
}

.page-products .pp-saved__tag {
  grid-column: 2;
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--green);
  border: 1px solid rgba(47, 93, 80, 0.4);
  padding: 0 0.3rem;
}

/* ---- 条目操作 ---- */
.page-products .pp-actions {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pp-rule-ink);
  border: var(--pp-rule-ink);
  max-width: 42rem;
}

.page-products .pp-actions__item {
  background: var(--paper);
  padding: 0.9rem 1rem;
}

.page-products .pp-actions__title {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
}

.page-products .pp-actions__item p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--pp-soft);
}

/* ---- 使用场景 ---- */
.page-products .pp-scenes {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-products .pp-scene {
  padding: 1rem 0 1.1rem;
  border-top: var(--pp-rule-ink);
}

.page-products .pp-scene__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--red);
  margin-bottom: 0.4rem;
}

.page-products .pp-scene__title {
  margin: 0 0 0.45rem;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.4;
}

.page-products .pp-scene p {
  margin: 0 0 0.6rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--pp-soft);
}

.page-products .pp-scene__link {
  display: inline-block;
  font-size: 0.8125rem;
  color: var(--red);
  text-decoration: none;
  border-bottom: 1px solid rgba(181, 51, 34, 0.45);
  padding-bottom: 1px;
}

.page-products .pp-scene__link:hover,
.page-products .pp-scene__link:focus-visible {
  color: var(--red-dark);
  border-bottom-color: var(--red-dark);
}

/* ---- 收尾 ---- */
.page-products .pp-close {
  margin-top: 2.5rem;
  padding: 1.5rem 1.25rem;
  background: var(--ink);
  color: var(--warm);
  display: grid;
  gap: 1.25rem;
  border-left: 4px solid var(--red);
}

.page-products .pp-close__title {
  margin: 0 0 0.6rem;
  font-size: clamp(1.25rem, 4.6vw, 1.75rem);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.page-products .pp-close__text p {
  margin: 0;
  max-width: 40rem;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(243, 235, 221, 0.8);
}

.page-products .pp-close__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
}

.page-products .pp-close .button--primary {
  background: var(--red);
  border-color: var(--red);
  color: var(--paper);
}

.page-products .pp-close .button--ghost {
  color: var(--warm);
  border-color: rgba(243, 235, 221, 0.4);
}

/* ---- 窄屏细节 ---- */
@media (max-width: 30rem) {
  .page-products .pp-window__legend {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-products .pp-saved__row {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-products .pp-saved__tag {
    grid-column: 1;
  }
  .page-products .pp-close {
    padding: 1.25rem 1rem;
  }
}

/* ---- 平板及桌面 ---- */
@media (min-width: 48rem) {
  .page-products .pp-wrap {
    padding: 1.5rem 2rem 4.5rem;
  }
  .page-products .pp-hero {
    grid-template-columns: minmax(0, 1fr) 17rem;
    gap: 2.5rem;
    align-items: start;
    padding-bottom: 2.5rem;
  }
  .page-products .pp-hero__spec {
    border-top: none;
    border-left: var(--pp-rule-ink);
    padding-top: 0;
    padding-left: 1.25rem;
  }
  .page-products .pp-window {
    margin-top: 2.25rem;
  }
  .page-products .pp-window__legend {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    padding: 0.8rem 1rem;
  }
  .page-products .pp-specs li {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    gap: 1rem;
  }
  .page-products .pp-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem 2rem;
  }
  .page-products .pp-close {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    padding: 2rem 1.75rem;
    margin-top: 3rem;
  }
}

/* ---- 宽屏：左窄右宽 + 注释线 ---- */
@media (min-width: 64rem) {
  .page-products .pp-block {
    grid-template-columns: 15rem minmax(0, 1fr);
    gap: 3rem;
    padding: 3.25rem 0;
  }
  .page-products .pp-block__aside {
    position: relative;
    padding-left: 1.25rem;
    border-left: 1px solid rgba(181, 51, 34, 0.45);
  }
  .page-products .pp-block__aside::after {
    content: "";
    position: absolute;
    left: -1px;
    top: 0;
    width: 1px;
    height: 2.25rem;
    background: var(--red);
  }
  .page-products .pp-block__title {
    max-width: 11ch;
  }
  .page-products .pp-index {
    gap: 0.5rem 1rem;
  }
  .page-products .pp-figure--print {
    margin-top: 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal] {
    transition: none;
    transform: none;
    opacity: 1;
  }
}
<<<END>>>