.page-products {
  --pd-line: var(--ink-950);
  background: var(--sand);
  color: var(--slate);
  font-family: var(--font-body);
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-display);
  color: var(--ink-950);
  margin: 0;
  line-height: 1.2;
}

.page-products figure {
  margin: 0;
}

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

.page-products .breadcrumb {
  background: var(--sand);
  padding: 16px 0 0;
}

.page-products .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0 clamp(18px, 4vw, 32px);
  font-family: var(--font-label);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--ink-600);
}

.page-products .breadcrumb__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--mist);
}

.page-products .breadcrumb__list a {
  color: var(--ink-600);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-products .breadcrumb__list a:hover {
  border-bottom-color: var(--orange);
  color: var(--ink-950);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-950);
  color: var(--white);
  padding: clamp(30px, 5vw, 56px) 0 clamp(40px, 7vw, 84px);
  border-bottom: 2px solid var(--ink-600);
}

.page-products .pd-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  top: -34%;
  width: min(520px, 88vw);
  aspect-ratio: 1 / 1;
  background: var(--orange-bright);
  opacity: 0.14;
  transform: rotate(16deg);
  border-radius: 6px;
  pointer-events: none;
}

.page-products .pd-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 5vw, 56px);
  align-items: end;
}

.page-products .pd-hero .eyebrow {
  font-family: var(--font-label);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange-bright);
  margin: 0;
}

.page-products .pd-hero h1 {
  color: var(--white);
  font-size: clamp(1.9rem, 6vw, 3.7rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.08;
  margin-top: 14px;
}

.page-products .pd-hero__lead {
  margin: 20px 0 0;
  max-width: 48ch;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pd-hero__stats {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  background: var(--ink-600);
  border: 2px solid var(--ink-600);
  border-radius: var(--radius);
}

.page-products .pd-hero__stats > div {
  background: var(--ink-800);
  padding: 16px 14px;
  display: flex;
  flex-direction: column-reverse;
  gap: 6px;
}

.page-products .pd-hero__stats dt {
  font-family: var(--font-label);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-products .pd-hero__stats dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.85rem;
  line-height: 1;
  color: var(--orange-bright);
}

/* ---------- 区块通用 ---------- */
.page-products .pd-section {
  padding: clamp(42px, 7vw, 86px) 0;
}

.page-products .pd-section--sand {
  background: var(--sand);
}

.page-products .pd-section--white {
  background: var(--white);
}

.page-products .pd-section--ink {
  background: var(--ink-950);
  color: var(--mist);
}

.page-products .pd-head {
  max-width: 64ch;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-products .pd-head .index-num {
  display: block;
  margin: 0 0 10px;
  font-family: var(--font-label);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-products .pd-head h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.005em;
}

.page-products .pd-head__lead {
  margin: 14px 0 0;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--slate);
}

.page-products .pd-section--ink .pd-head h2 {
  color: var(--white);
}

.page-products .pd-section--ink .pd-head__lead {
  color: var(--mist);
}

.page-products .pd-section--ink .pd-head .index-num {
  color: var(--orange-bright);
}

/* ---------- 场景列表 ---------- */
.page-products .pd-scenes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}

.page-products .pd-scene {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0 18px;
  border-top: 2px solid var(--ink-950);
}

.page-products .pd-scenes .pd-scene:last-child {
  border-bottom: 2px solid var(--ink-950);
}

.page-products .pd-scene__num {
  font-family: var(--font-label);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--orange);
  padding-top: 4px;
}

.page-products .pd-scene__body h3 {
  font-size: 1.06rem;
  font-weight: 800;
}

.page-products .pd-scene__body p {
  margin: 6px 0 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 图文分栏 ---------- */
.page-products .pd-split {
  display: grid;
  gap: clamp(20px, 4vw, 40px);
  margin-top: clamp(30px, 5vw, 52px);
  padding-top: clamp(26px, 4vw, 40px);
  border-top: 2px dashed var(--sand-deep);
}

.page-products .pd-split__media img {
  width: 100%;
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  object-fit: cover;
}

.page-products .pd-split__body h3 {
  font-size: clamp(1.15rem, 3vw, 1.55rem);
  font-weight: 800;
}

.page-products .pd-split__body p {
  margin: 12px 0 0;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--slate);
}

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

.page-products .pd-bullets li {
  position: relative;
  padding-left: 20px;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .pd-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 9px;
  height: 9px;
  background: var(--teal);
  transform: rotate(45deg);
}

/* ---------- 案例合集 ---------- */
.page-products .pd-cases-figure {
  margin-bottom: clamp(22px, 4vw, 34px);
}

.page-products .pd-cases-figure img {
  width: 100%;
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  object-fit: cover;
}

.page-products .pd-filter-wrap {
  background: var(--sand);
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: clamp(22px, 4vw, 34px);
}

.page-products .pd-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-products .pd-filter .filter-btn {
  font-family: var(--font-label);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  padding: 9px 13px;
  border: 2px solid var(--ink-950);
  border-radius: 3px;
  background: var(--white);
  color: var(--ink-950);
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--sand-deep);
  transition: background var(--ease), color var(--ease), box-shadow var(--ease), transform var(--ease);
}

.page-products .pd-filter .filter-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0 var(--ink-950);
}

.page-products .pd-filter .filter-btn.is-active,
.page-products .pd-filter .filter-btn[aria-pressed="true"] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
  box-shadow: 3px 3px 0 var(--ink-950);
}

.page-products .pd-filter__hint {
  margin: 12px 0 0;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--ink-600);
}

.page-products .pd-cases {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-products .pd-case {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 16px 16px;
  background: var(--white);
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  box-shadow: 8px 8px 0 var(--sand-deep);
}

.page-products .pd-case::after {
  content: "";
  position: absolute;
  right: -2px;
  top: -2px;
  width: 26px;
  height: 26px;
  background: var(--orange-bright);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
  opacity: 0.85;
}

.page-products .pd-case__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-right: 22px;
}

.page-products .pd-case__state {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-label);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  color: var(--ink-600);
  white-space: nowrap;
}

.page-products .pd-case__state::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
}

.page-products .pd-case__state--archived::before {
  background: var(--mist);
}

.page-products .pd-case__title {
  font-size: 1.1rem;
  font-weight: 800;
  line-height: 1.4;
}

.page-products .pd-case__desc {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .pd-case__meta {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--sand-deep);
}

.page-products .pd-case__meta dt {
  font-family: var(--font-label);
  font-size: 0.64rem;
  letter-spacing: 0.06em;
  color: var(--ink-600);
}

.page-products .pd-case__meta dd {
  margin: 3px 0 0;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink-950);
}

.page-products .pd-case details {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px dashed var(--sand-deep);
}

.page-products .pd-case summary {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-label);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  color: var(--teal);
}

.page-products .pd-case summary::-webkit-details-marker {
  display: none;
}

.page-products .pd-case summary::after {
  content: "+";
  font-family: var(--font-label);
  font-size: 0.95rem;
  color: var(--orange);
}

.page-products .pd-case details[open] summary::after {
  content: "–";
}

.page-products .pd-case details p {
  margin: 10px 0 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 服务矩阵 ---------- */
.page-products .pd-matrix {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
}

.page-products .pd-matrix__media img {
  width: 100%;
  border: 2px solid var(--ink-600);
  border-radius: var(--radius);
  object-fit: cover;
}

.page-products .pd-matrix__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  background: var(--ink-600);
  border: 2px solid var(--ink-600);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pd-matrix__item {
  background: var(--ink-800);
  padding: 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.page-products .pd-matrix__item--hot {
  background: var(--ink-950);
}

.page-products .pd-matrix__idx {
  font-family: var(--font-label);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  font-weight: 600;
  color: var(--mist);
}

.page-products .pd-matrix__item--hot .pd-matrix__idx {
  color: var(--orange-bright);
}

.page-products .pd-matrix__name {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
}

.page-products .pd-matrix__item--hot .pd-matrix__name {
  color: var(--sand);
}

/* ---------- 技能树路径 ---------- */
.page-products .pd-tree {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-products .pd-tree::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 8px;
  bottom: 26px;
  width: 2px;
  background: var(--sand-deep);
}

.page-products .pd-tree__step {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 16px;
}

.page-products .pd-tree__node {
  position: relative;
  z-index: 1;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--ink-950);
  border: 2px solid var(--orange);
  color: var(--white);
  font-family: var(--font-label);
  font-size: 0.76rem;
  transition: background var(--ease), border-color var(--ease);
}

.page-products .pd-tree__step:has(details[open]) .pd-tree__node {
  background: var(--orange);
  border-color: var(--orange);
}

.page-products .pd-tree__item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 14px;
  background: var(--white);
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: var(--ink-950);
}

.page-products .pd-tree__item summary::-webkit-details-marker {
  display: none;
}

.page-products .pd-tree__item summary::after {
  content: "+";
  font-family: var(--font-label);
  font-size: 1.05rem;
  color: var(--teal);
}

.page-products .pd-tree__item[open] summary::after {
  content: "–";
  color: var(--orange);
}

.page-products .pd-tree__content {
  padding: 12px 14px 2px;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .pd-tree__content p {
  margin: 0;
}

.page-products .pd-path-figure {
  margin-top: clamp(24px, 4vw, 40px);
}

.page-products .pd-path-figure img {
  width: 100%;
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  object-fit: cover;
}

/* ---------- 协作与支持 ---------- */
.page-products .pd-collab {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
}

.page-products .pd-collab__text h3 {
  font-size: clamp(1.15rem, 3vw, 1.5rem);
  font-weight: 800;
}

.page-products .pd-collab__text > p {
  margin: 12px 0 0;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--slate);
}

.page-products .pd-facts {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
  border-top: 2px solid var(--ink-950);
}

.page-products .pd-facts li {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px 0;
  border-bottom: 1px solid var(--sand-deep);
}

.page-products .pd-facts strong {
  font-family: var(--font-display);
  font-size: 1.28rem;
  font-weight: 900;
  color: var(--orange);
  line-height: 1.1;
}

.page-products .pd-facts span {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .pd-collab__note {
  margin: 18px 0 0;
  padding: 14px 16px;
  background: var(--sand);
  border-left: 4px solid var(--teal);
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--ink-800);
}

.page-products .pd-collab__media img {
  width: 100%;
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  object-fit: cover;
}

/* ---------- 下一步 ---------- */
.page-products .pd-next {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
}

.page-products .pd-faq {
  display: grid;
  gap: 10px;
}

.page-products .pd-faq__item {
  background: var(--white);
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  box-shadow: 5px 5px 0 var(--sand-deep);
}

.page-products .pd-faq__item summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 16px;
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--ink-950);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.page-products .pd-faq__item summary::-webkit-details-marker {
  display: none;
}

.page-products .pd-faq__item summary::before {
  content: "?";
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  background: var(--teal);
  color: var(--white);
  font-family: var(--font-label);
  font-size: 0.7rem;
  border-radius: 2px;
  margin-top: 2px;
}

.page-products .pd-faq__item p {
  margin: 0;
  padding: 0 16px 16px 46px;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .pd-next__aside {
  background: var(--ink-950);
  border: 2px solid var(--ink-950);
  border-radius: var(--radius);
  box-shadow: 8px 8px 0 var(--sand-deep);
  padding: 20px 18px;
  align-self: start;
}

.page-products .pd-next__aside h3 {
  color: var(--white);
  font-size: 1.05rem;
  font-weight: 800;
}

.page-products .pd-linklist {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-products .pd-linklist li {
  border-top: 1px solid var(--ink-600);
}

.page-products .pd-linklist a {
  display: block;
  padding: 11px 0 11px 22px;
  position: relative;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--sand);
  text-decoration: none;
  transition: color var(--ease), padding-left var(--ease);
}

.page-products .pd-linklist a::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--orange-bright);
  font-family: var(--font-label);
}

.page-products .pd-linklist a:hover {
  color: var(--white);
  padding-left: 26px;
}

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

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

  .page-products .pd-faq__item p {
    padding-left: 52px;
  }
}

@media (min-width: 860px) {
  .page-products .pd-scenes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 40px;
  }

  .page-products .pd-scenes .pd-scene:nth-last-child(2) {
    border-bottom: 2px solid var(--ink-950);
  }

  .page-products .pd-split {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: center;
  }

  .page-products .pd-cases {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .page-products .pd-cases > .pd-case:nth-child(2n) {
    margin-top: 22px;
  }

  .page-products .pd-matrix {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-products .pd-collab {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }

  .page-products .pd-next {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
  }

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

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

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-filter .filter-btn,
  .page-products .pd-linklist a,
  .page-products .pd-tree__node {
    transition: none;
  }

  .page-products .pd-filter .filter-btn:hover,
  .page-products .pd-linklist a:hover {
    transform: none;
  }
}
<<<END>>>