/* ===== 内容与资料库 / page-products ===== */
.page-products {
  --pdb-line: rgba(201, 216, 228, 0.18);
  --pdb-line-soft: rgba(201, 216, 228, 0.09);
  --pdb-gap: clamp(20px, 3.4vw, 40px);
  display: block;
  background: var(--oy-deep);
  color: var(--oy-ink);
}

/* ---- 面包屑 ---- */
.page-products .oy-crumbs {
  padding-top: 18px;
  padding-bottom: 4px;
}
.page-products .oy-crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .oy-crumbs__sep {
  opacity: 0.45;
}

/* ---- 首屏 ---- */
.page-products .pdb-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(34px, 5.6vw, 78px) clamp(34px, 5vw, 66px);
  border-bottom: 1px solid var(--pdb-line-soft);
}
.page-products .pdb-hero::before {
  content: "";
  position: absolute;
  inset: -25% -12%;
  background:
    radial-gradient(50% 58% at 13% 12%, rgba(23, 224, 176, 0.18), transparent 70%),
    radial-gradient(44% 52% at 88% 84%, rgba(242, 180, 87, 0.14), transparent 72%),
    radial-gradient(28% 34% at 74% 4%, rgba(255, 77, 141, 0.09), transparent 70%);
  pointer-events: none;
}
.page-products .pdb-hero__inner {
  position: relative;
  z-index: 1;
}
.page-products .pdb-hero__inner::before {
  content: "";
  position: absolute;
  right: -4%;
  top: 6%;
  width: min(36vw, 400px);
  height: min(28vw, 280px);
  background-image:
    linear-gradient(var(--pdb-line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--pdb-line-soft) 1px, transparent 1px);
  background-size: 28px 28px;
  -webkit-mask-image: radial-gradient(circle at 68% 42%, #000 26%, transparent 72%);
  mask-image: radial-gradient(circle at 68% 42%, #000 26%, transparent 72%);
  pointer-events: none;
}
.page-products .pdb-hero__label {
  margin: 0 0 20px;
  color: var(--oy-neon);
}
.page-products .pdb-hero__title {
  position: relative;
  margin: 0;
  max-width: 22ch;
  font-size: clamp(30px, 5.4vw, 60px);
  line-height: 1.06;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--oy-ink);
}
.page-products .pdb-hero__title-accent {
  display: block;
  margin-top: 6px;
  color: var(--oy-neon);
}
.page-products .pdb-hero__lead {
  position: relative;
  margin: 20px 0 0;
  max-width: 64ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--oy-muted);
}
.page-products .pdb-hero__lead + .pdb-hero__lead {
  margin-top: 10px;
}
.page-products .pdb-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

/* ---- 章节通用节奏 ---- */
.page-products .oy-section {
  padding-block: clamp(44px, 6vw, 88px);
}
.page-products .oy-section + .oy-section {
  border-top: 1px solid var(--pdb-line-soft);
}
.page-products .oy-section__head {
  max-width: 62ch;
}
.page-products .oy-section__lead {
  color: var(--oy-muted);
}

/* ---- 01 资料库全貌 ---- */
.page-products .pdb-scale__grid {
  display: grid;
  gap: var(--pdb-gap);
}
.page-products .pdb-readouts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}
.page-products .pdb-readouts .oy-readout {
  padding: 16px 16px 14px;
  background: var(--oy-layer);
  border: 1px solid var(--pdb-line-soft);
}
.page-products .pdb-scale__note {
  margin: 22px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--oy-muted);
}
.page-products .pdb-scale__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}
.page-products .pdb-scale__media {
  margin: 0;
}
.page-products .oy-media {
  margin: 0;
}
.page-products .oy-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--pdb-line-soft);
  background: var(--oy-layer);
}
.page-products .oy-media__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--oy-muted);
}

/* ---- 02 分类矩阵 ---- */
.page-products .pdb-matrix__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  background: var(--pdb-line);
  border: 1px solid var(--pdb-line);
}
.page-products .pdb-matrix__cell {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 138px;
  padding: 18px 16px 20px;
  background: var(--oy-deep);
  transition: background-color 0.24s ease;
}
.page-products .pdb-matrix__cell::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 0;
  background: var(--oy-neon);
  transition: height 0.24s ease;
}
.page-products .pdb-matrix__cell:hover,
.page-products .pdb-matrix__cell:focus-within {
  background: var(--oy-layer);
}
.page-products .pdb-matrix__cell:hover::after,
.page-products .pdb-matrix__cell:focus-within::after {
  height: 100%;
}
.page-products .pdb-matrix__cat {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--oy-ink);
}
.page-products .pdb-matrix__count {
  margin: 0;
  font-size: 13px;
  color: var(--oy-muted);
}
.page-products .pdb-matrix__count .oy-mono {
  font-size: 19px;
  font-weight: 600;
  color: var(--oy-gold);
  margin-right: 4px;
}
.page-products .pdb-matrix__kits {
  margin: auto 0 0;
  padding-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--oy-muted);
}
.page-products .pdb-matrix__foot {
  margin: 22px 0 0;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--oy-muted);
}

/* ---- 03 三重筛选 ---- */
.page-products .pdb-filter__body {
  display: grid;
  gap: var(--pdb-gap);
  margin-top: 30px;
}
.page-products .pdb-filter__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1px;
  background: var(--pdb-line-soft);
  border-top: 1px solid var(--pdb-line);
  border-bottom: 1px solid var(--pdb-line);
}
.page-products .pdb-filter__item {
  background: var(--oy-deep);
  padding: 20px 0;
}
.page-products .pdb-filter__key {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--oy-neon);
}
.page-products .pdb-filter__key .oy-mono {
  color: var(--oy-gold);
  margin-right: 10px;
}
.page-products .pdb-filter__text {
  margin: 0;
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--oy-ink);
}
.page-products .pdb-filter__figures {
  display: grid;
  gap: 16px;
}
.page-products .pdb-filter__example {
  margin: 30px 0 0;
}
.page-products .pdb-filter__example p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
}

/* ---- 04 条目字段 ---- */
.page-products .pdb-entry__card {
  margin-top: 30px;
  padding: clamp(18px, 3vw, 30px);
  border: 1px solid var(--pdb-line);
  background: linear-gradient(158deg, var(--oy-layer) 0%, var(--oy-deep) 78%);
}
.page-products .pdb-entry__rows {
  display: grid;
}
.page-products .pdb-entry__row {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--pdb-line-soft);
}
.page-products .pdb-entry__row:first-child {
  padding-top: 0;
}
.page-products .pdb-entry__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-products .pdb-entry__key {
  font-family: var(--oy-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--oy-neon);
}
.page-products .pdb-entry__val {
  font-size: 15px;
  line-height: 1.74;
  color: var(--oy-ink);
}
.page-products .pdb-entry__batch {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--pdb-line);
}
.page-products .pdb-entry__batch-note {
  margin: 0;
  flex: 1 1 240px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--oy-muted);
}
.page-products .pdb-entry__media {
  margin-top: 30px;
}

/* ---- 05 对照表 ---- */
.page-products .pdb-crosswalk__hint {
  margin: 26px 0 14px;
  font-family: var(--oy-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--oy-muted);
}
.page-products .pdb-crosswalk__wrap {
  border: 1px solid var(--pdb-line);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-products .pdb-crosswalk__table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
}
.page-products .pdb-crosswalk__caption {
  caption-side: top;
  padding: 12px 16px;
  text-align: left;
  font-family: var(--oy-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--oy-muted);
  background: var(--oy-raise);
}
.page-products .pdb-crosswalk__table th,
.page-products .pdb-crosswalk__table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--pdb-line-soft);
}
.page-products .pdb-crosswalk__table thead th {
  background: var(--oy-raise);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--oy-muted);
}
.page-products .pdb-crosswalk__table tbody tr {
  transition: background-color 0.18s ease;
}
.page-products .pdb-crosswalk__table tbody tr:hover {
  background: rgba(23, 224, 176, 0.08);
}
.page-products .pdb-crosswalk__side {
  color: var(--oy-ink);
  font-weight: 600;
}
.page-products .pdb-crosswalk__mirror {
  color: var(--oy-neon-soft);
}
.page-products .pdb-crosswalk__num {
  font-family: var(--oy-mono);
  font-weight: 600;
  color: var(--oy-gold);
  text-align: right;
  width: 5em;
}
.page-products .pdb-crosswalk__table th:nth-child(3),
.page-products .pdb-crosswalk__table td:nth-child(3) {
  border-left: 1px solid var(--pdb-line);
}
.page-products .pdb-crosswalk__foot {
  margin: 20px 0 0;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--oy-muted);
}
.page-products .pdb-crosswalk__media {
  margin-top: 30px;
}

/* ---- 06 纠错指引 ---- */
.page-products .pdb-fix__grid {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}
.page-products .pdb-fix__card {
  display: flex;
  background: var(--oy-layer);
  border: 1px solid var(--pdb-line-soft);
}
.page-products .pdb-fix__card .oy-card__body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 18px 22px;
}
.page-products .pdb-fix__label {
  margin: 0;
  color: var(--oy-gold);
}
.page-products .pdb-fix__card .oy-card__title {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--oy-ink);
}
.page-products .pdb-fix__card .oy-card__meta {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--oy-muted);
}
.page-products .pdb-fix__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.page-products .pdb-fix__foot {
  margin: 22px 0 0;
  max-width: 68ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--oy-muted);
}
.page-products .pdb-fix__foot a {
  color: var(--oy-neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 224, 176, 0.4);
}
.page-products .pdb-fix__foot a:hover,
.page-products .pdb-fix__foot a:focus-visible {
  color: var(--oy-neon-soft);
  border-bottom-color: var(--oy-neon-soft);
}

/* ---- 焦点态 ---- */
.page-products a:focus-visible,
.page-products .pdb-matrix__cell:focus-within {
  outline: 2px solid var(--oy-neon);
  outline-offset: 2px;
}

/* ---- 平板及以上 ---- */
@media (min-width: 640px) {
  .page-products .pdb-readouts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .pdb-filter__figures {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-products .pdb-scale__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-products .pdb-filter__body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: start;
  }
  .page-products .pdb-entry__row {
    grid-template-columns: 8.5em minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

@media (min-width: 760px) {
  .page-products .pdb-matrix__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-products .pdb-fix__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1120px) {
  .page-products .pdb-matrix__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---- 窄屏收敛 ---- */
@media (max-width: 639px) {
  .page-products .pdb-hero__inner::before {
    display: none;
  }
  .page-products .pdb-hero__title {
    max-width: none;
    font-size: clamp(27px, 8vw, 38px);
  }
  .page-products .pdb-matrix__cell {
    min-height: 124px;
    padding: 16px 14px 18px;
  }
  .page-products .pdb-matrix__kits {
    font-size: 12px;
  }
  .page-products .pdb-crosswalk__hint {
    font-size: 12px;
    letter-spacing: 0.02em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pdb-matrix__cell,
  .page-products .pdb-matrix__cell::after,
  .page-products .pdb-crosswalk__table tbody tr {
    transition: none;
  }
}
<<<END>>>