.page-products {
  --pd-gap: clamp(20px, 3vw, 40px);
  --pd-cut: 16px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.7;
  padding-bottom: clamp(56px, 8vw, 96px);
}

.page-products a:focus-visible,
.page-products button:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.page-products .pd-top {
  padding-top: clamp(16px, 2.4vw, 28px);
}

.page-products .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--mute);
}

.page-products .breadcrumb__link {
  color: var(--blue);
  text-decoration: none;
  transition: color var(--t);
}

.page-products .breadcrumb__link:hover {
  color: var(--grass);
}

.page-products .breadcrumb__sep {
  color: var(--line);
}

.page-products .breadcrumb__item[aria-current="page"] {
  color: var(--sand);
}

/* 首屏 */
.page-products .pd-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pd-gap);
  padding-block: clamp(20px, 3vw, 36px) clamp(28px, 4vw, 52px);
  border-bottom: 1px solid var(--line);
}

.page-products .pd-intro .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.16em;
  color: var(--grass);
  text-transform: uppercase;
}

.page-products .pd-intro h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(28px, 6vw, 62px);
  line-height: 1.03;
  letter-spacing: -0.02em;
  max-width: 22ch;
}

.page-products .pd-lede {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: var(--fs-lg);
  line-height: 1.65;
  color: var(--mute);
}

.page-products .pd-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pd-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 14px 16px;
  background: var(--studio);
}

.page-products .pd-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 600;
  line-height: 1;
  color: var(--grass);
}

.page-products .pd-stat__label {
  font-size: var(--fs-xs);
  color: var(--mute);
}

/* 图像容器 */
.page-products .pd-figure {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
}

.page-products .pd-figure figcaption {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  line-height: 1.6;
  color: var(--blue);
}

.page-products .pd-shot {
  position: relative;
  overflow: hidden;
  background: var(--studio);
  border: 1px solid var(--line);
  clip-path: polygon(
    0 0,
    calc(100% - var(--pd-cut)) 0,
    100% var(--pd-cut),
    100% 100%,
    var(--pd-cut) 100%,
    0 calc(100% - var(--pd-cut))
  );
}

.page-products .pd-shot img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-products .pd-shot::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(205deg, rgba(6, 26, 19, 0.08) 0%, rgba(6, 26, 19, 0.5) 55%, rgba(6, 26, 19, 0.86) 100%);
}

.page-products .pd-shot--hero { aspect-ratio: 16 / 10; }
.page-products .pd-shot--tall { aspect-ratio: 4 / 5; }
.page-products .pd-shot--wide { aspect-ratio: 3 / 2; }
.page-products .pd-shot--video { aspect-ratio: 16 / 9; }
.page-products .pd-shot--list { aspect-ratio: 5 / 4; }

.page-products .pd-figure--wide {
  margin-top: var(--pd-gap);
}

/* 分栏与索引 */
.page-products .pd-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  padding-top: clamp(28px, 4vw, 56px);
}

.page-products .pd-index {
  min-width: 0;
}

.page-products .pd-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.2em;
  color: var(--blue);
}

.page-products .pd-index__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .pd-index__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  background: var(--studio);
  color: var(--mute);
  font-size: var(--fs-sm);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--t), border-color var(--t), background var(--t);
}

.page-products .pd-index__link:hover {
  color: var(--paper);
  border-color: var(--pitch);
  background: var(--pitch);
}

.page-products .pd-index__link[aria-current="true"] {
  color: var(--ink);
  background: var(--sand);
  border-color: var(--sand);
}

.page-products .pd-index__num {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  color: var(--signal);
}

.page-products .pd-index__link[aria-current="true"] .pd-index__num {
  color: var(--ember);
}

/* 章节 */
.page-products .pd-sec {
  padding-block: clamp(28px, 4vw, 48px);
  border-top: 1px solid var(--line);
}

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

.page-products .pd-sec__head {
  max-width: 66ch;
}

.page-products .pd-sec__k {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.18em;
  color: var(--grass);
}

.page-products .pd-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3.4vw, 36px);
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.page-products .pd-sec__lead {
  margin: 14px 0 0;
  max-width: 62ch;
  color: var(--mute);
}

.page-products .pd-body__p {
  margin: 18px 0 0;
  max-width: 66ch;
  color: var(--mute);
}

.page-products .pd-body__p a {
  color: var(--grass);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .pd-body__p a:hover {
  color: var(--signal);
}

/* 功能矩阵 */
.page-products .pd-scroll {
  margin-top: 22px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pd-matrix {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: var(--fs-sm);
  background: var(--studio);
}

.page-products .pd-matrix th,
.page-products .pd-matrix td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.page-products .pd-matrix thead th {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  color: var(--blue);
  text-transform: uppercase;
  background: var(--ink);
  border-bottom: 1px solid var(--pitch);
}

.page-products .pd-matrix tbody th {
  font-weight: 600;
  color: var(--paper);
  white-space: nowrap;
}

.page-products .pd-matrix tbody th .mono {
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--sand);
}

.page-products .pd-matrix tbody td {
  color: var(--mute);
}

.page-products .pd-matrix tbody tr {
  transition: background var(--t);
}

.page-products .pd-matrix tbody tr:hover {
  background: rgba(31, 107, 69, 0.16);
}

.page-products .pd-note {
  margin: 18px 0 0;
  max-width: 70ch;
  padding-left: 14px;
  border-left: 3px solid var(--signal);
  font-size: var(--fs-sm);
  color: var(--blue);
}

/* 登录流程 */
.page-products .pd-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-flow__step {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px;
  background: var(--studio);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
  transition: transform var(--t), border-color var(--t);
}

.page-products .pd-flow__step:hover {
  transform: translateY(-2px);
  border-color: var(--pitch);
}

.page-products .pd-flow__idx {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  color: var(--signal);
}

.page-products .pd-flow__step strong {
  font-size: var(--fs-sm);
  color: var(--paper);
}

.page-products .pd-flow__desc {
  font-size: var(--fs-xs);
  line-height: 1.6;
  color: var(--mute);
}

.page-products .pd-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-top: 22px;
  padding: 14px 16px;
  background: var(--studio);
  border: 1px solid var(--line);
  border-left: 3px solid var(--grass);
}

.page-products .pd-copy__code {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--sand);
}

.page-products .pd-copy__hint {
  flex: 1 1 auto;
  min-width: 180px;
  font-size: var(--fs-xs);
  color: var(--blue);
}

.page-products .pd-copy__status {
  flex-basis: 100%;
  min-height: 1em;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--grass);
}

/* 双栏 */
.page-products .pd-two {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--pd-gap);
  margin-top: 24px;
}

.page-products .pd-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-list li {
  position: relative;
  padding-left: 22px;
  font-size: var(--fs-sm);
  color: var(--mute);
}

.page-products .pd-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 10px;
  height: 2px;
  background: var(--grass);
}

.page-products .pd-list strong {
  color: var(--paper);
  font-weight: 600;
}

/* 收藏演示卡 */
.page-products .pd-collect {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin-top: 22px;
  padding: 16px 18px;
  background: var(--pitch);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}

.page-products .pd-collect__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.12em;
  color: var(--sand);
}

.page-products .pd-collect__name {
  flex: 1 1 auto;
  min-width: 160px;
  font-size: var(--fs-sm);
  color: var(--paper);
}

/* 周更节奏 */
.page-products .pd-week {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 22px 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-week__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px;
  background: var(--studio);
  border: 1px solid var(--line);
  border-left: 2px solid var(--grass);
}

.page-products .pd-week__when {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  color: var(--sand);
}

.page-products .pd-week__item p {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--mute);
}

/* 场景 */
.page-products .pd-cases {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-case {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  background: var(--studio);
  border: 1px solid var(--line);
  border-top: 3px solid var(--blue);
}

.page-products .pd-case:nth-child(2) { border-top-color: var(--sand); }
.page-products .pd-case:nth-child(3) { border-top-color: var(--grass); }

.page-products .pd-case__who {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .pd-case__what {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--mute);
}

/* 开始路径 */
.page-products .pd-steps {
  margin: 26px 0 0;
  padding: 0 0 0 30px;
  list-style: none;
  counter-reset: pdstep;
  border-left: 1px solid var(--line);
}

.page-products .pd-steps li {
  position: relative;
  counter-increment: pdstep;
  padding-bottom: 20px;
  font-size: var(--fs-sm);
  color: var(--mute);
}

.page-products .pd-steps li:last-child {
  padding-bottom: 0;
}

.page-products .pd-steps li::before {
  content: counter(pdstep, decimal-leading-zero);
  position: absolute;
  left: -30px;
  top: 0;
  transform: translateX(-50%);
  padding: 3px 0;
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--signal);
}

/* 站内指引 */
.page-products .pd-links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-links a {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 12px;
  padding: 14px 16px;
  background: var(--studio);
  border: 1px solid var(--line);
  color: var(--paper);
  font-size: var(--fs-sm);
  text-decoration: none;
  transition: border-color var(--t), background var(--t), color var(--t);
}

.page-products .pd-links a:hover {
  background: var(--pitch);
  border-color: var(--grass);
}

.page-products .pd-links .mono {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--blue);
}

.page-products .pd-links a:hover .mono {
  color: var(--paper);
}

/* 支撑信息 */
.page-products .pd-trust {
  display: grid;
  gap: 10px;
  margin-top: clamp(32px, 5vw, 56px);
  padding: 20px 22px;
  background: linear-gradient(105deg, var(--pitch) 0%, var(--studio) 78%);
  border: 1px solid var(--line);
}

.page-products .pd-trust p {
  margin: 0;
  max-width: 72ch;
  font-size: var(--fs-sm);
  color: var(--paper);
}

.page-products .pd-trust__meta {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: 0.1em;
  color: var(--sand) !important;
}

@media (min-width: 640px) {
  .page-products .pd-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

@media (min-width: 860px) {
  .page-products .pd-intro {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-products .pd-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pd-two {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-products .pd-two--rev {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .pd-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-products .pd-flow__step + .pd-flow__step {
    border-left: 0;
  }

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

@media (min-width: 1024px) {
  .page-products .pd-shell {
    grid-template-columns: 220px minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pd-index {
    position: sticky;
    top: 96px;
  }

  .page-products .pd-index__list {
    flex-direction: column;
    gap: 4px;
    padding-bottom: 0;
    overflow: visible;
    border-left: 1px solid var(--line);
  }

  .page-products .pd-index__link {
    justify-content: flex-start;
    background: transparent;
    border-color: transparent;
    border-left: 2px solid transparent;
    margin-left: -1px;
    white-space: normal;
  }

  .page-products .pd-index__link[aria-current="true"] {
    background: var(--studio);
    border-color: transparent;
    border-left-color: var(--sand);
    color: var(--paper);
  }

  .page-products .pd-index__link[aria-current="true"] .pd-index__num {
    color: var(--sand);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-flow__step:hover {
    transform: none;
  }
}
<<<END>>>