.page-products {
  --pf-line: rgba(62, 26, 94, 0.16);
  --pf-tint: rgba(107, 47, 160, 0.07);
  --pf-vine-tint: rgba(46, 139, 109, 0.09);
  --pf-rail-w: 236px;
  --pf-gap: clamp(1.25rem, 3.5vw, 2rem);
  --pf-sec-gap: clamp(2.5rem, 6vw, 4rem);
}

.page-products .pf-hero {
  position: relative;
  margin: clamp(1.25rem, 4vw, 2.5rem) 0 clamp(1.75rem, 5vw, 3rem);
  padding-bottom: clamp(1.5rem, 3.5vw, 2.35rem);
  border-bottom: 2px solid var(--grape-deep);
}

.page-products .pf-hero::after {
  content: "";
  display: none;
  position: absolute;
  right: 0;
  top: 0;
  width: 76px;
  height: 76px;
  background: repeating-linear-gradient(135deg, var(--grape) 0 2px, transparent 2px 9px);
  opacity: 0.32;
  pointer-events: none;
}

.page-products .pf-hero h1 {
  font-family: var(--font-title);
  font-size: clamp(2rem, 6.6vw, 3.4rem);
  line-height: 1.13;
  letter-spacing: -0.01em;
  margin: 0.55rem 0 0;
  max-width: 17ch;
  color: var(--ink);
}

.page-products .pf-hero .lede {
  margin: 1rem 0 0;
  max-width: 60ch;
  font-size: clamp(0.95rem, 2.4vw, 1.06rem);
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .pf-hero__nums {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
  margin: 1.5rem 0 0;
  padding: 0;
}

.page-products .pf-hero__nums div {
  display: flex;
  flex-direction: column-reverse;
  gap: 0.15rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--pf-line);
  border-left: 3px solid var(--grape);
  background: var(--paper-white);
}

.page-products .pf-hero__nums dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 3.4vw, 1.5rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--grape-deep);
  line-height: 1.1;
}

.page-products .pf-hero__nums dt {
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.page-products .pf-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pf-gap);
  padding-bottom: clamp(3rem, 8vw, 5rem);
}

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

/* 左侧索引 */
.page-products .pf-rail {
  min-width: 0;
}

.page-products .pf-rail__title {
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.page-products .pf-rail__list {
  display: flex;
  gap: 0.4rem;
  margin: 0;
  padding: 0 0 0.5rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .pf-rail__list li {
  flex: 0 0 auto;
}

.page-products .pf-rail__list a {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  padding: 0.42rem 0.7rem;
  border: 1px solid var(--pf-line);
  background: var(--paper-white);
  color: var(--grape-deep);
  font-size: 0.82rem;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.page-products .pf-rail__list a span {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--grape);
}

.page-products .pf-rail__list a:hover {
  border-color: var(--vine);
  background: var(--pf-vine-tint);
  color: var(--vine);
}

.page-products .pf-rail__foot {
  display: none;
  margin-top: 1.1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--pf-line);
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-products .pf-rail__foot p {
  margin: 0 0 0.5rem;
}

/* 章节 */
.page-products .pf-sec {
  position: relative;
  padding-top: clamp(1.4rem, 3vw, 2rem);
  margin-bottom: var(--pf-sec-gap);
  border-top: 1px solid var(--pf-line);
  scroll-margin-top: 96px;
}

.page-products .pf-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .pf-sec__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(0.7rem, 2vw, 1.15rem);
  align-items: start;
  margin-bottom: 1.35rem;
}

.page-products .pf-sec__no {
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 8.5vw, 4.2rem);
  font-weight: 700;
  line-height: 0.82;
  color: transparent;
  -webkit-text-stroke: 1.4px var(--grape);
  user-select: none;
}

.page-products .pf-sec__head h2 {
  margin: 0 0 0.5rem;
  font-family: var(--font-title);
  font-size: clamp(1.3rem, 3.6vw, 1.85rem);
  line-height: 1.28;
  color: var(--ink);
}

.page-products .pf-sec__head p {
  margin: 0;
  max-width: 62ch;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--ink-soft);
}

/* 图片 */
.page-products .pf-fig {
  margin: 0 0 1.5rem;
  padding: 0.45rem;
  background: var(--paper-white);
  border: 1px solid var(--pf-line);
  box-shadow: var(--shadow-card);
}

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

.page-products .pf-fig .media-frame__caption {
  padding: 0.55rem 0.2rem 0.1rem;
  font-size: 0.78rem;
  line-height: 1.65;
  color: var(--ink-soft);
}

/* 板块地图 */
.page-products .pf-map {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pf-map__item {
  position: relative;
  padding: 0.95rem 1rem 1.05rem;
  background: var(--paper-white);
  border: 1px solid var(--pf-line);
  border-left: 3px solid var(--grape);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 15px), calc(100% - 15px) 100%, 0 100%);
  transition: border-left-color 0.2s ease, background 0.2s ease;
}

.page-products .pf-map__item:nth-child(2n) {
  border-left-color: var(--vine);
}

.page-products .pf-map__item:hover {
  background: var(--pf-tint);
}

.page-products .pf-map__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .pf-map__item h3 {
  margin: 0.28rem 0 0.4rem;
  font-family: var(--font-title);
  font-size: 1.02rem;
  line-height: 1.35;
  color: var(--grape-deep);
}

.page-products .pf-map__item p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.72;
  color: var(--ink-soft);
}

/* 版本对照 */
.page-products .pf-compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.85rem;
}

.page-products .pf-panel {
  position: relative;
  padding: 1rem 1.05rem 1.15rem;
  background: var(--paper-white);
  border: 1px solid var(--pf-line);
  border-top: 3px solid var(--grape);
}

.page-products .pf-panel--up {
  border-top-color: var(--vine);
  background: linear-gradient(180deg, var(--pf-vine-tint) 0, var(--paper-white) 42%);
}

.page-products .pf-panel__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.page-products .pf-panel h3 {
  margin: 0.35rem 0 0.7rem;
  font-family: var(--font-title);
  font-size: clamp(1.05rem, 3vw, 1.22rem);
  line-height: 1.35;
  color: var(--grape-deep);
}

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

.page-products .pf-panel__list li {
  position: relative;
  padding-left: 1.05rem;
  margin-bottom: 0.55rem;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--ink);
}

.page-products .pf-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 2px;
  background: var(--grape);
}

.page-products .pf-panel--up .pf-panel__list li::before {
  background: var(--vine);
}

.page-products .pf-panel__foot {
  margin: 0.9rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--pf-line);
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-products .pf-note {
  margin-top: 1.25rem;
  padding: 0.95rem 1rem;
  background: var(--paper-white);
  border: 1px solid var(--pf-line);
  border-left: 4px solid var(--gold);
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--ink);
}

.page-products .pf-note p {
  margin: 0 0 0.45rem;
}

.page-products .pf-note strong {
  color: var(--grape-deep);
}

/* 入口索引 */
.page-products .pf-figrow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.1rem;
}

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

.page-products .pf-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .pf-filter__input:focus-visible ~ .pf-filter__bar {
  outline: 2px dashed var(--grape);
  outline-offset: 4px;
}

.page-products .pf-filter__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.85rem;
}

.page-products .pf-filter__bar label {
  cursor: pointer;
  padding: 0.38rem 0.78rem;
  border: 1px solid var(--pf-line);
  background: var(--paper-white);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-products .pf-filter__bar label:hover {
  border-color: var(--vine);
  color: var(--vine);
}

.page-products .pf-filter:has(#pf-f-all:checked) label[for="pf-f-all"],
.page-products .pf-filter:has(#pf-f-old:checked) label[for="pf-f-old"],
.page-products .pf-filter:has(#pf-f-new:checked) label[for="pf-f-new"],
.page-products .pf-filter:has(#pf-f-notice:checked) label[for="pf-f-notice"] {
  background: var(--grape);
  border-color: var(--grape);
  color: var(--paper-white);
}

.page-products .pf-table {
  border: 1px solid var(--pf-line);
  background: var(--paper-white);
}

.page-products .pf-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "name act"
    "ver act"
    "path act";
  gap: 0.25rem 0.65rem;
  align-items: center;
  padding: 0.8rem 0.85rem;
  border-bottom: 1px solid var(--pf-line);
}

.page-products .pf-row:last-child {
  border-bottom: 0;
}

.page-products .pf-row--head {
  display: none;
}

.page-products .pf-cell--name {
  grid-area: name;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--ink);
  min-width: 0;
}

.page-products .pf-cell--ver {
  grid-area: ver;
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--grape-deep);
}

.page-products .pf-cell--ver b {
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-products .pf-cell--ver i {
  font-style: normal;
  color: var(--ink-soft);
}

.page-products .pf-cell--path {
  grid-area: path;
  min-width: 0;
}

.page-products .pf-cell--path code {
  display: inline-block;
  max-width: 100%;
  padding: 0.14rem 0.36rem;
  background: var(--pf-tint);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--grape-deep);
  word-break: break-all;
}

.page-products .pf-cell--act {
  grid-area: act;
}

.page-products .pf-copy {
  display: inline-block;
  padding: 0.36rem 0.6rem;
  border: 1px solid var(--grape);
  background: transparent;
  color: var(--grape);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.page-products .pf-copy:hover {
  background: var(--grape);
  color: var(--paper-white);
}

.page-products .pf-copy:active {
  transform: translate(1px, 1px);
}

.page-products .pf-copy.is-done {
  background: var(--vine);
  border-color: var(--vine);
  color: var(--paper-white);
}

.page-products .pf-filter:has(#pf-f-old:checked) .pf-row:not(.pf-row--head):not(.pf-row--old),
.page-products .pf-filter:has(#pf-f-new:checked) .pf-row:not(.pf-row--head):not(.pf-row--new),
.page-products .pf-filter:has(#pf-f-notice:checked) .pf-row:not(.pf-row--head):not(.pf-row--notice) {
  display: none;
}

.page-products .pf-filter__hint {
  margin: 0.8rem 0 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* 版本号 */
.page-products .pf-ver {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.1rem;
  margin-bottom: 1.5rem;
}

.page-products .pf-ver__board {
  padding: 1.2rem 1rem 1.1rem;
  background: var(--paper-white);
  border: 1px solid var(--pf-line);
  background-image: repeating-linear-gradient(135deg, rgba(107, 47, 160, 0.05) 0 1px, transparent 1px 12px);
}

.page-products .pf-ver__chip {
  display: inline-block;
  padding: 0.48rem 0.9rem;
  background: var(--grape);
  color: var(--paper-white);
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 3.4vw, 1.45rem);
  font-weight: 700;
  letter-spacing: 0.07em;
  transform: rotate(-2.5deg);
  box-shadow: 3px 4px 0 var(--gold);
}

.page-products .pf-ver__decoded {
  margin: 1rem 0 0;
  font-size: 0.86rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-products .pf-ver__decoded b {
  font-family: var(--font-mono);
  color: var(--grape-deep);
}

.page-products .pf-ver__list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pf-ver;
}

.page-products .pf-ver__list li {
  position: relative;
  padding: 0.7rem 0 0.7rem 2.3rem;
  border-bottom: 1px solid var(--pf-line);
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--ink);
  counter-increment: pf-ver;
}

.page-products .pf-ver__list li::before {
  content: counter(pf-ver, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.78rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--grape);
  letter-spacing: 0.08em;
}

.page-products .pf-ver__list li span {
  display: inline-block;
  margin-right: 0.5rem;
  padding: 0.05rem 0.4rem;
  background: var(--pf-vine-tint);
  border-left: 2px solid var(--vine);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--vine);
}

/* 场景 */
.page-products .pf-scenes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.8rem;
  margin: 0 0 1.5rem;
  padding: 0;
  list-style: none;
}

.page-products .pf-scene {
  position: relative;
  padding: 1rem 1rem 1.1rem;
  background: var(--paper-white);
  border: 1px solid var(--pf-line);
}

.page-products .pf-scene::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 34px;
  height: 3px;
  background: var(--grape);
}

.page-products .pf-scene:nth-child(2n)::after {
  background: var(--vine);
}

.page-products .pf-scene__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .pf-scene h3 {
  margin: 0.3rem 0 0.45rem;
  font-family: var(--font-title);
  font-size: 1.02rem;
  line-height: 1.35;
  color: var(--grape-deep);
}

.page-products .pf-scene p {
  margin: 0 0 0.6rem;
  font-size: 0.86rem;
  line-height: 1.74;
  color: var(--ink-soft);
}

/* 结尾入口 */
.page-products .pf-cta {
  padding: clamp(1.3rem, 3.5vw, 2rem);
  background: var(--grape-deep);
  color: var(--paper-white);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-products .pf-cta h2 {
  margin: 0 0 0.55rem;
  font-family: var(--font-title);
  font-size: clamp(1.25rem, 3.4vw, 1.65rem);
  line-height: 1.3;
  color: var(--paper-white);
}

.page-products .pf-cta p {
  margin: 0 0 1.1rem;
  max-width: 56ch;
  font-size: 0.9rem;
  line-height: 1.78;
  color: rgba(245, 240, 230, 0.82);
}

.page-products .pf-cta__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
}

.page-products .pf-cta .link-arrow {
  color: var(--vine-mist);
}

/* 响应式 */
@media (min-width: 640px) {
  .page-products .pf-hero__nums {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pf-map {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .pf-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-products .pf-hero::after {
    display: block;
  }
}

@media (min-width: 820px) {
  .page-products .pf-compare {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
  }

  .page-products .pf-row {
    grid-template-columns: minmax(0, 1.7fr) 118px minmax(0, 1.5fr) auto;
    grid-template-areas: "name ver path act";
    padding: 0.68rem 0.95rem;
  }

  .page-products .pf-row--head {
    display: grid;
    background: rgba(62, 26, 94, 0.06);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink-soft);
  }

  .page-products .pf-cell--name {
    font-size: 0.88rem;
  }

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

@media (min-width: 1024px) {
  .page-products .pf-body {
    grid-template-columns: var(--pf-rail-w) minmax(0, 1fr);
    gap: clamp(1.75rem, 3.5vw, 2.75rem);
    align-items: start;
  }

  .page-products .pf-rail {
    position: sticky;
    top: 104px;
  }

  .page-products .pf-rail__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .pf-rail__list li {
    flex: 0 0 auto;
  }

  .page-products .pf-rail__list a {
    justify-content: flex-start;
    width: 100%;
    box-sizing: border-box;
  }

  .page-products .pf-rail__foot {
    display: block;
  }

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

  .page-products .pf-figrow {
    grid-template-columns: minmax(0, 1fr) 220px;
    align-items: start;
  }

  .page-products .pf-fig--side {
    margin-bottom: 0;
    position: sticky;
    top: 104px;
  }
}

@media (min-width: 1200px) {
  .page-products .pf-figrow {
    grid-template-columns: minmax(0, 1fr) 250px;
  }
}
<<<END>>>