.page-products {
  --pd-line-cream: rgba(20, 16, 14, .16);
  --pd-line-dark: rgba(201, 214, 226, .18);
  --pd-wrap: 1120px;
  display: block;
  background: var(--wl-ink);
  color: var(--wl-silver);
  font-family: var(--wl-font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: clip;
}

.page-products .pd-wrap {
  width: 100%;
  max-width: var(--pd-wrap);
  margin-inline: auto;
  padding-inline: clamp(18px, 4vw, 40px);
  box-sizing: border-box;
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  background: var(--wl-cream);
}

.page-products .pd-hero__top {
  position: relative;
  background: var(--wl-cream);
  color: var(--wl-brown);
  padding: clamp(20px, 3vw, 34px) 0 clamp(44px, 6vw, 72px);
  background-image:
    linear-gradient(rgba(20, 16, 14, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 16, 14, .05) 1px, transparent 1px);
  background-size: 28px 28px;
}

.page-products .pd-hero__bottom {
  position: relative;
  background: var(--wl-ink);
  padding: clamp(44px, 6vw, 78px) 0 clamp(40px, 6vw, 68px);
  clip-path: polygon(0 18px, 100% 0, 100% 100%, 0 100%);
}

@media (min-width: 900px) {
  .page-products .pd-hero__bottom {
    clip-path: polygon(0 38px, 100% 0, 100% 100%, 0 100%);
  }
}

.page-products .pd-crumbs {
  margin: 0 0 clamp(18px, 3vw, 30px);
}

.page-products .pd-crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--wl-font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: rgba(20, 16, 14, .62);
}

.page-products .pd-crumbs__item + .pd-crumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--wl-red);
}

.page-products .pd-crumbs__item a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 16, 14, .28);
  transition: color var(--wl-t) var(--wl-ease), border-color var(--wl-t) var(--wl-ease);
}

.page-products .pd-crumbs__item a:hover,
.page-products .pd-crumbs__item a:focus-visible {
  color: var(--wl-brown);
  border-color: var(--wl-orange);
}

.page-products .pd-kicker {
  margin: 0 0 10px;
  font-family: var(--wl-font-mono);
  font-size: 12.5px;
  letter-spacing: .12em;
  color: var(--wl-cyan);
}

.page-products .pd-kicker--ink {
  color: var(--wl-teal);
}

.page-products .pd-hero__title {
  margin: .18em 0 .34em;
  font-family: var(--wl-font-display);
  font-weight: 900;
  font-size: clamp(38px, 8vw, 74px);
  line-height: 1.02;
  letter-spacing: -.03em;
  color: var(--wl-brown);
}

.page-products .pd-hero__lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15.5px, 1.8vw, 18.5px);
  line-height: 1.7;
  color: rgba(20, 16, 14, .84);
}

.page-products .pd-hero__hint {
  margin: 0 0 20px;
  font-family: var(--wl-font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--wl-graphite);
}

.page-products .pd-pair {
  display: grid;
  gap: 14px;
}

@media (min-width: 760px) {
  .page-products .pd-pair {
    grid-template-columns: 1fr 1fr;
    gap: 22px;
  }
  .page-products .pd-quick--b {
    margin-top: 26px;
  }
}

.page-products .pd-quick {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 20px 22px 22px;
  background: var(--wl-ink-800);
  border: 1px solid rgba(201, 214, 226, .24);
  border-left: 3px solid var(--wl-orange);
  color: var(--wl-silver);
  text-decoration: none;
  transition: transform var(--wl-t) var(--wl-ease), border-color var(--wl-t) var(--wl-ease), background var(--wl-t) var(--wl-ease);
}

.page-products .pd-quick:hover,
.page-products .pd-quick:focus-visible {
  transform: translateY(-2px);
  border-color: var(--wl-cyan);
  border-left-color: var(--wl-cyan);
  background: var(--wl-ink-600);
}

.page-products .pd-quick__no {
  font-family: var(--wl-font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--wl-orange);
}

.page-products .pd-quick__name {
  font-family: var(--wl-font-display);
  font-weight: 800;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.3;
  color: #fff;
}

.page-products .pd-quick__path {
  font-family: var(--wl-font-mono);
  font-size: 12.5px;
  color: var(--wl-cyan);
}

/* ---------- 通用分区 ---------- */
.page-products .pd-band {
  padding: clamp(46px, 7vw, 90px) 0;
}

.page-products .pd-band--cream {
  background: var(--wl-cream);
  color: var(--wl-brown);
}

.page-products .pd-band--deep {
  background: var(--wl-ink-800);
  color: var(--wl-silver);
}

.page-products .pd-band--panel {
  background: var(--wl-ink);
  color: var(--wl-silver);
  border-top: 1px solid var(--pd-line-dark);
  border-bottom: 1px solid var(--pd-line-dark);
}

.page-products .pd-sechead {
  max-width: 68ch;
  margin-bottom: clamp(24px, 3.4vw, 40px);
}

.page-products .pd-h2 {
  margin: 0 0 .5em;
  font-family: var(--wl-font-display);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.18;
  letter-spacing: -.02em;
  color: var(--wl-brown);
}

.page-products .pd-band--deep .pd-h2,
.page-products .pd-band--panel .pd-h2 {
  color: #fff;
}

.page-products .pd-lede {
  margin: 0;
  max-width: 66ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.72;
  color: rgba(201, 214, 226, .86);
}

.page-products .pd-lede--ink {
  color: rgba(20, 16, 14, .78);
}

.page-products .pd-link {
  display: inline-block;
  color: var(--wl-cyan);
  text-decoration: none;
  font-size: 15px;
  border-bottom: 1px solid rgba(43, 227, 210, .4);
  transition: color var(--wl-t) var(--wl-ease), border-color var(--wl-t) var(--wl-ease);
}

.page-products .pd-link:hover,
.page-products .pd-link:focus-visible {
  color: var(--wl-orange);
  border-color: var(--wl-orange);
}

/* ---------- 筛选条 ---------- */
.page-products .pd-filterbar {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 0 22px;
  border-top: 1px solid var(--pd-line-cream);
  border-bottom: 1px solid var(--pd-line-cream);
}

.page-products .pd-filterrow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-products .pd-filterrow__label {
  min-width: 46px;
  font-family: var(--wl-font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(20, 16, 14, .58);
}

.page-products .pd-filter {
  appearance: none;
  border: 1px solid rgba(20, 16, 14, .26);
  background: transparent;
  color: var(--wl-brown);
  font: inherit;
  font-size: 13.5px;
  line-height: 1;
  padding: 8px 12px;
  cursor: pointer;
  transition: background var(--wl-t) var(--wl-ease), color var(--wl-t) var(--wl-ease), border-color var(--wl-t) var(--wl-ease);
}

.page-products .pd-filter:hover {
  border-color: var(--wl-teal);
  color: var(--wl-teal);
}

.page-products .pd-filter.is-active {
  background: var(--wl-orange);
  border-color: var(--wl-orange);
  color: #17120F;
  font-weight: 700;
}

/* ---------- 目录表 ---------- */
.page-products .pd-table {
  margin-top: 0;
}

.page-products .pd-table__head {
  display: none;
}

@media (min-width: 880px) {
  .page-products .pd-table__head {
    display: grid;
    grid-template-columns: 5rem minmax(0, 1.6fr) minmax(0, 1.5fr) 9rem;
    gap: 0 1.4rem;
    padding: 12px 14px;
    background: var(--wl-ink-800);
    color: var(--wl-silver);
    font-family: var(--wl-font-mono);
    font-size: 12px;
    letter-spacing: .1em;
  }
}

.page-products .pd-entry {
  position: relative;
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  grid-template-areas:
    "no name"
    "no path"
    "no time";
  gap: 6px 12px;
  padding: 18px 14px;
  border-bottom: 1px solid var(--pd-line-cream);
  background: transparent;
  transition: background var(--wl-t) var(--wl-ease);
}

.page-products .pd-entry.is-hidden {
  display: none;
}

.page-products .pd-entry__no {
  grid-area: no;
  padding-top: 2px;
  font-family: var(--wl-font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--wl-red);
  transition: color var(--wl-t) var(--wl-ease);
}

.page-products .pd-entry__name {
  grid-area: name;
  position: relative;
  display: inline-block;
  font-family: var(--wl-font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.36;
  color: var(--wl-brown);
  text-decoration: none;
  transition: color var(--wl-t) var(--wl-ease);
}

.page-products .pd-entry__name::after {
  content: "";
  position: absolute;
  inset: -6px -10px;
}

.page-products .pd-entry__flag {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 7px;
  vertical-align: 2px;
  background: var(--wl-orange);
  color: #17120F;
  font-family: var(--wl-font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
}

.page-products .pd-entry__path {
  grid-area: path;
  justify-self: start;
  appearance: none;
  border: 0;
  padding: 6px 9px;
  background: rgba(14, 107, 102, .12);
  color: var(--wl-teal);
  font-family: var(--wl-font-mono);
  font-size: 12.5px;
  line-height: 1;
  text-align: left;
  cursor: pointer;
  transition: background var(--wl-t) var(--wl-ease), color var(--wl-t) var(--wl-ease);
}

.page-products .pd-entry__path:hover,
.page-products .pd-entry__path:focus-visible {
  background: var(--wl-teal);
  color: var(--wl-cream);
}

.page-products .pd-entry__path[data-copied] {
  background: var(--wl-cyan);
  color: var(--wl-brown);
}

.page-products .pd-entry__time {
  grid-area: time;
  font-family: var(--wl-font-mono);
  font-size: 12.5px;
  color: rgba(20, 16, 14, .56);
  transition: color var(--wl-t) var(--wl-ease);
}

@media (min-width: 880px) {
  .page-products .pd-entry {
    grid-template-columns: 5rem minmax(0, 1.6fr) minmax(0, 1.5fr) 9rem;
    grid-template-areas: "no name path time";
    align-items: center;
    gap: 0 1.4rem;
    padding: 15px 14px;
  }
  .page-products .pd-entry__no {
    padding-top: 0;
  }
  .page-products .pd-entry__time {
    justify-self: end;
    text-align: right;
  }
}

@media (hover: hover) and (min-width: 880px) {
  .page-products .pd-entry:hover {
    background: var(--wl-ink-600);
  }
  .page-products .pd-entry:hover .pd-entry__name {
    color: #fff;
  }
  .page-products .pd-entry:hover .pd-entry__no {
    color: var(--wl-orange);
  }
  .page-products .pd-entry:hover .pd-entry__time {
    color: var(--wl-silver);
  }
  .page-products .pd-entry:hover .pd-entry__path {
    background: rgba(43, 227, 210, .18);
    color: var(--wl-cyan);
  }
}

/* ---------- 关系图 ---------- */
.page-products .pd-diagram {
  margin-top: 4px;
  overflow-x: auto;
  padding-bottom: 10px;
  -webkit-overflow-scrolling: touch;
}

.page-products .pd-diagram svg {
  display: block;
  width: 100%;
  min-width: 520px;
  height: auto;
}

.page-products .pd-diagram svg a {
  cursor: pointer;
}

.page-products .pd-diagram svg a rect {
  transition: fill var(--wl-t) var(--wl-ease), stroke var(--wl-t) var(--wl-ease);
}

.page-products .pd-diagram svg a:hover rect,
.page-products .pd-diagram svg a:focus rect {
  fill: var(--wl-ink-600);
  stroke: var(--wl-cyan);
}

/* ---------- V4 详解 ---------- */
.page-products .pd-v4 {
  display: grid;
  gap: 20px;
}

@media (min-width: 780px) {
  .page-products .pd-v4 {
    grid-template-columns: 1.55fr 1fr;
    align-items: start;
    gap: 24px;
  }
}

.page-products .pd-fig {
  margin: 0;
}

.page-products .pd-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--wl-ink);
  border: 1px solid rgba(201, 214, 226, .22);
}

.page-products .pd-band--cream .pd-fig img {
  border-color: rgba(20, 16, 14, .18);
}

.page-products .pd-fig figcaption {
  margin-top: 10px;
  font-family: var(--wl-font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--wl-graphite);
}

.page-products .pd-band--cream .pd-fig figcaption {
  color: rgba(20, 16, 14, .6);
}

.page-products .pd-facts {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pd-line-dark);
}

.page-products .pd-band--cream .pd-facts {
  border-top-color: var(--pd-line-cream);
}

.page-products .pd-facts li {
  display: grid;
  gap: 3px;
  padding: 13px 0;
  border-bottom: 1px solid var(--pd-line-dark);
}

.page-products .pd-band--cream .pd-facts li {
  border-bottom-color: var(--pd-line-cream);
}

@media (min-width: 620px) {
  .page-products .pd-facts li {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 0 20px;
  }
}

.page-products .pd-facts__k {
  font-family: var(--wl-font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--wl-cyan);
}

.page-products .pd-band--cream .pd-facts__k {
  color: var(--wl-teal);
}

.page-products .pd-facts__v {
  font-size: 15.5px;
  color: var(--wl-silver);
}

.page-products .pd-band--cream .pd-facts__v {
  color: rgba(20, 16, 14, .84);
}

/* ---------- 三步流程 ---------- */
.page-products .pd-split {
  display: grid;
  gap: 30px;
}

@media (min-width: 900px) {
  .page-products .pd-split {
    grid-template-columns: 1.05fr .95fr;
    align-items: start;
    gap: 44px;
  }
  .page-products .pd-split--rev {
    grid-template-columns: .95fr 1.05fr;
  }
  .page-products .pd-split--rev .pd-split__text {
    order: 2;
  }
  .page-products .pd-split--rev .pd-fig {
    order: 1;
  }
}

.page-products .pd-steps {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-step {
  position: relative;
  padding: 18px 0 18px 58px;
  border-top: 1px solid var(--pd-line-cream);
}

.page-products .pd-step:last-child {
  border-bottom: 1px solid var(--pd-line-cream);
}

.page-products .pd-step__no {
  position: absolute;
  left: 0;
  top: 18px;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 1px solid var(--wl-orange);
  color: var(--wl-orange);
  font-family: var(--wl-font-mono);
  font-size: 14px;
  font-weight: 700;
}

.page-products .pd-step h3 {
  margin: 0 0 5px;
  font-family: var(--wl-font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--wl-brown);
}

.page-products .pd-step p {
  margin: 0;
  font-size: 15px;
  color: rgba(20, 16, 14, .78);
}

/* ---------- 场景清单 ---------- */
.page-products .pd-scenes {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-scene {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 4px 12px;
  padding: 14px 14px 14px 0;
  border-bottom: 1px solid var(--pd-line-cream);
  transition: background var(--wl-t) var(--wl-ease);
}

.page-products .pd-scene:first-child {
  border-top: 1px solid var(--pd-line-cream);
}

@media (min-width: 720px) {
  .page-products .pd-scene {
    grid-template-columns: 3rem minmax(0, 1fr) 11rem;
    align-items: baseline;
    gap: 0 18px;
    padding: 13px 14px;
  }
  .page-products .pd-scene__to {
    justify-self: end;
    text-align: right;
  }
}

.page-products .pd-scene__no {
  font-family: var(--wl-font-mono);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--wl-red);
}

.page-products .pd-scene__q {
  font-size: 15.5px;
  color: var(--wl-brown);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--wl-t) var(--wl-ease), color var(--wl-t) var(--wl-ease);
}

.page-products .pd-scene__q:hover,
.page-products .pd-scene__q:focus-visible {
  color: var(--wl-teal);
  border-bottom-color: var(--wl-orange);
}

.page-products .pd-scene__to {
  font-family: var(--wl-font-mono);
  font-size: 12.5px;
  color: var(--wl-teal);
}

@media (hover: hover) and (min-width: 720px) {
  .page-products .pd-scene:hover {
    background: rgba(14, 107, 102, .07);
  }
}

/* ---------- 变更记录 ---------- */
.page-products .pd-log {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-log li {
  display: grid;
  gap: 5px;
  padding: 16px 0;
  border-top: 1px solid var(--pd-line-dark);
}

.page-products .pd-log li:last-child {
  border-bottom: 1px solid var(--pd-line-dark);
}

@media (min-width: 700px) {
  .page-products .pd-log li {
    grid-template-columns: 8rem minmax(0, 1fr);
    align-items: baseline;
    gap: 0 24px;
  }
}

.page-products .pd-log__when {
  font-family: var(--wl-font-mono);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--wl-orange);
}

.page-products .pd-log__what {
  font-size: 15.5px;
  color: rgba(201, 214, 226, .88);
}

.page-products .pd-log__more {
  margin-top: 26px;
}

/* ---------- 收尾横条 ---------- */
.page-products .pd-banner {
  background: var(--wl-ink-600);
  border-top: 1px solid rgba(255, 106, 43, .5);
  padding: clamp(34px, 5vw, 56px) 0;
}

.page-products .pd-banner__inner {
  display: grid;
  gap: 20px;
}

@media (min-width: 800px) {
  .page-products .pd-banner__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }
}

.page-products .pd-banner__text {
  margin: 0;
  font-family: var(--wl-font-display);
  font-weight: 800;
  font-size: clamp(19px, 2.4vw, 26px);
  line-height: 1.34;
  letter-spacing: -.01em;
  color: #fff;
}

.page-products .pd-banner__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pd-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  border: 1px solid transparent;
  font-family: var(--wl-font-display);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  transition: background var(--wl-t) var(--wl-ease), color var(--wl-t) var(--wl-ease), border-color var(--wl-t) var(--wl-ease), transform var(--wl-t) var(--wl-ease);
}

.page-products .pd-btn--primary {
  background: var(--wl-orange);
  color: #17120F;
}

.page-products .pd-btn--primary:hover,
.page-products .pd-btn--primary:focus-visible {
  background: var(--wl-cyan);
  transform: translateY(-2px);
}

.page-products .pd-btn--ghost {
  border-color: rgba(201, 214, 226, .42);
  color: var(--wl-silver);
}

.page-products .pd-btn--ghost:hover,
.page-products .pd-btn--ghost:focus-visible {
  border-color: var(--wl-cyan);
  color: var(--wl-cyan);
  transform: translateY(-2px);
}

/* ---------- 焦点可见性 ---------- */
.page-products a:focus-visible,
.page-products button:focus-visible {
  outline: 2px solid var(--wl-cyan);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-quick,
  .page-products .pd-btn,
  .page-products .pd-entry,
  .page-products .pd-scene,
  .page-products .pd-filter,
  .page-products .pd-entry__path,
  .page-products .pd-link {
    transition: none;
  }
}
<<<END>>>
</main>