.page-products {
  background: var(--void-950);
  color: var(--silver-300);
}

.page-products .breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-products .pf-hero {
  padding: clamp(32px, 5vw, 64px) 0 clamp(24px, 4vw, 48px);
}

.page-products .pf-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  grid-template-columns: minmax(0, 1fr);
  align-items: end;
}

.page-products .pf-hero__main {
  min-width: 0;
}

.page-products .pf-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 8.5vw, 5.4rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--silver-050);
  margin: 18px 0 22px;
}

.page-products .pf-hero__lede {
  max-width: 62ch;
  margin: 0;
  font-size: var(--fs-4);
  line-height: 1.7;
  color: var(--silver-300);
}

.page-products .pf-hero__aside {
  position: relative;
  min-width: 0;
  padding-left: 22px;
  border-left: var(--rule) solid var(--hairline-700);
}

.page-products .pf-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
  margin: 22px 0 0;
}

.page-products .pf-facts > div {
  min-width: 0;
}

.page-products .pf-facts dt {
  font-size: var(--fs-1);
  letter-spacing: 0.08em;
  color: var(--silver-300);
}

.page-products .pf-facts dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-5);
  line-height: 1;
  color: var(--silver-050);
}

.page-products .pf-hero__rule {
  height: 2px;
  margin: clamp(28px, 4vw, 44px) 0 0;
  background: var(--grad-signal);
}

.page-products .pf-index {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  list-style: none;
  margin: 0;
  padding: 16px 0 0;
}

.page-products .pf-index a {
  font-family: var(--font-mono);
  font-size: var(--fs-2);
  color: var(--silver-300);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color var(--dur-hover) ease, border-color var(--dur-hover) ease;
}

.page-products .pf-index a:hover,
.page-products .pf-index a:focus-visible {
  color: var(--silver-050);
  border-bottom-color: var(--cyan-400);
}

/* ---------- 主题带 ---------- */
.page-products .pf-band {
  --pf-cell-bg: var(--panel-900);
  --pf-cell-hover: #16202a;
  --pf-fade: var(--void-950);
  background: var(--panel-900);
  border-top: var(--rule) solid var(--hairline-700);
  padding: clamp(44px, 6vw, 96px) 0;
}

.page-products .pf-band--indigo {
  --pf-cell-bg: #101731;
  --pf-cell-hover: #17203d;
  --pf-fade: var(--indigo-zone);
  background: var(--indigo-zone);
}

.page-products .pf-band--teal {
  --pf-cell-bg: #08181b;
  --pf-cell-hover: #0e2529;
  --pf-fade: var(--teal-zone);
  background: var(--teal-zone);
}

.page-products .pf-band--wine {
  --pf-cell-bg: #1a0f14;
  --pf-cell-hover: #26151b;
  --pf-fade: var(--wine-zone);
  background: var(--wine-zone);
}

.page-products .pf-band--boundary {
  --pf-cell-bg: var(--panel-900);
  --pf-cell-hover: #16202a;
  --pf-fade: var(--panel-900);
  background: var(--panel-900);
  border-top: var(--rule-thick) solid var(--hairline-700);
}

.page-products .pf-band__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
}

.page-products .pf-band__aside {
  min-width: 0;
  position: relative;
}

.page-products .pf-band__num {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: var(--fs-2);
  letter-spacing: 0.22em;
  color: var(--cyan-400);
}

.page-products .pf-band__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.6vw, 2.2rem);
  font-weight: 700;
  line-height: 1.18;
  color: var(--silver-050);
}

.page-products .pf-band__lede {
  margin: 0;
  max-width: 30ch;
  font-size: var(--fs-3);
  line-height: 1.7;
  color: var(--silver-050);
}

.page-products .pf-band__body {
  min-width: 0;
}

.page-products .pf-band__body > * + * {
  margin-top: clamp(22px, 3vw, 32px);
}

.page-products .pf-prose {
  max-width: 66ch;
}

.page-products .pf-prose p {
  margin: 0;
  font-size: var(--fs-3);
  line-height: 1.8;
  color: var(--silver-300);
}

.page-products .pf-footnote {
  margin: 0;
  font-size: var(--fs-1);
  line-height: 1.7;
  color: var(--silver-300);
  border-left: 3px solid var(--hairline-700);
  padding-left: 12px;
}

/* ---------- 图像 ---------- */
.page-products .media-frame {
  margin: 0;
  background: var(--void-950);
  border: var(--rule) solid var(--hairline-700);
  overflow: hidden;
}

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

.page-products .media-frame__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--hairline-700);
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  line-height: 1.6;
  color: var(--silver-300);
}

/* ---------- 横向带 ---------- */
.page-products .pf-rail-wrap {
  position: relative;
}

.page-products .pf-rail-wrap::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 56px;
  bottom: 20px;
  background: linear-gradient(90deg, transparent, var(--pf-fade));
  pointer-events: none;
}

.page-products .rail__track {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  padding: 4px 56px 20px 0;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
  scrollbar-color: var(--line-soft) transparent;
}

.page-products .rail__track:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 4px;
}

.page-products .rail__item {
  flex: 0 0 min(320px, 78vw);
  min-width: 0;
  scroll-snap-align: start;
  border-top: var(--rule-thick) solid var(--hairline-700);
  padding-top: 16px;
  transition: border-color var(--dur-hover) ease;
}

.page-products .rail__item:hover {
  border-top-color: var(--cyan-400);
}

.page-products .rail__item p {
  margin: 10px 0 0;
  font-size: var(--fs-2);
  line-height: 1.75;
  color: var(--silver-300);
}

.page-products .pf-rail__tag,
.page-products .pf-path__num {
  margin: 0;
  font-size: var(--fs-1);
  letter-spacing: 0.18em;
  color: var(--silver-300);
}

.page-products .pf-rail__title {
  margin: 8px 0 0;
  font-size: var(--fs-4);
  font-weight: 600;
  line-height: 1.35;
  color: var(--silver-050);
}

/* 导入路径 */
.page-products .pf-path {
  border-top: 0;
  border-left: var(--rule-thick) solid var(--hairline-700);
  padding: 4px 0 4px 16px;
}

.page-products .pf-path:hover {
  border-top-color: transparent;
  border-left-color: var(--cyan-400);
}

.page-products .pf-path--risk {
  border-left-color: var(--amber-400);
}

.page-products .pf-path--risk:hover {
  border-left-color: var(--amber-400);
}

.page-products .fold {
  margin-top: 14px;
  border-top: 1px solid var(--hairline-700);
  padding-top: 10px;
}

.page-products .fold summary {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.1em;
  color: var(--amber-400);
}

.page-products .fold summary:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-products .fold__body {
  padding-top: 10px;
  font-size: var(--fs-2);
  line-height: 1.75;
  color: var(--silver-300);
}

/* ---------- 表格 ---------- */
.page-products .table-wrap {
  overflow-x: auto;
  border: var(--rule) solid var(--hairline-700);
  background: rgba(6, 8, 13, 0.35);
}

.page-products .pf-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: var(--fs-2);
}

.page-products .pf-table th {
  padding: 12px 14px;
  text-align: left;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.08em;
  color: var(--cyan-400);
  background: rgba(6, 8, 13, 0.6);
  border-bottom: var(--rule) solid var(--hairline-700);
}

.page-products .pf-table td {
  padding: 12px 14px;
  vertical-align: top;
  line-height: 1.65;
  color: var(--silver-300);
  border-bottom: 1px solid var(--hairline-700);
}

.page-products .pf-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pf-table tbody tr:hover td {
  background: var(--pf-cell-hover);
}

.page-products .pf-table th:first-child,
.page-products .pf-table td:first-child {
  position: sticky;
  left: 0;
  z-index: 1;
  background: var(--pf-cell-bg);
  box-shadow: 1px 0 0 var(--hairline-700);
}

.page-products .pf-table tbody tr:hover td:first-child {
  background: var(--pf-cell-hover);
}

.page-products .pf-table .cell-num {
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  letter-spacing: 0.02em;
  color: var(--silver-050);
}

.page-products .copy-btn {
  margin-left: 8px;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  color: var(--silver-300);
  background: transparent;
  border: 1px solid var(--hairline-700);
  border-radius: 2px;
  cursor: pointer;
  transition: color var(--dur-hover) ease, border-color var(--dur-hover) ease,
    background-color var(--dur-hover) ease;
}

.page-products .copy-btn:hover {
  color: var(--silver-050);
  border-color: var(--cyan-400);
}

.page-products .copy-btn:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-products .copy-btn[data-copied="true"] {
  color: var(--void-950);
  background: var(--mint-400);
  border-color: var(--mint-400);
}

/* ---------- 常用入口 ---------- */
.page-products .pf-entry-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 32px);
  align-items: start;
}

.page-products .pf-card {
  min-width: 0;
  background: var(--panel-900);
  border: var(--rule-thick) solid var(--hairline-700);
  padding: clamp(20px, 3vw, 34px);
  box-shadow: 10px 10px 0 rgba(123, 92, 255, 0.16);
}

.page-products .pf-card__title {
  margin: 0 0 12px;
  font-size: var(--fs-4);
  font-weight: 600;
  line-height: 1.4;
  color: var(--silver-050);
}

.page-products .pf-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pf-checklist li {
  border-top: 1px solid var(--hairline-700);
}

.page-products .pf-checklist label {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 13px 0;
  font-size: var(--fs-2);
  line-height: 1.7;
  color: var(--silver-050);
  cursor: pointer;
}

.page-products .pf-checklist input[type="checkbox"] {
  flex: 0 0 auto;
  width: 15px;
  height: 15px;
  margin-top: 5px;
  accent-color: var(--cyan-400);
}

.page-products .pf-checklist input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-products .pf-check-note {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  line-height: 1.7;
  color: var(--silver-300);
}

/* ---------- 能力边界 ---------- */
.page-products .pf-boundary {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--rule) solid var(--hairline-700);
}

.page-products .pf-boundary li {
  display: grid;
  gap: 8px;
  padding: 18px 0;
  border-bottom: 1px solid var(--hairline-700);
}

.page-products .pf-boundary strong {
  font-size: var(--fs-4);
  font-weight: 600;
  color: var(--silver-050);
}

.page-products .pf-boundary span {
  max-width: 62ch;
  font-size: var(--fs-2);
  line-height: 1.75;
  color: var(--silver-300);
}

.page-products .pf-boundary__risk strong {
  padding-left: 12px;
  border-left: 4px solid var(--amber-400);
}

.page-products .pf-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-products .pf-entry-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
}

@media (min-width: 960px) {
  .page-products .pf-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 3fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-products .pf-band__grid {
    grid-template-columns: minmax(200px, 3fr) minmax(0, 8fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-products .pf-band__aside {
    position: sticky;
    top: calc(var(--nav-h) + 24px);
    align-self: start;
  }

  .page-products .rail__item {
    flex: 0 0 min(360px, 30vw);
  }
}

@media (max-width: 480px) {
  .page-products .pf-facts {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-products .pf-card {
    box-shadow: 6px 6px 0 rgba(123, 92, 255, 0.16);
  }
}
</final>