.page-products {
  --pd-cut: 18px;
  --pd-accent: var(--cyan-deep);
  background-color: var(--paper-100);
  color: var(--ink-900);
  overflow-x: hidden;
}

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

/* ---------- 首屏 ---------- */
.page-products .pd-lead {
  position: relative;
  padding-block: 32px 40px;
  border-bottom: 1px solid var(--line);
  background-image: repeating-linear-gradient(
    to right,
    rgba(217, 208, 193, 0.5) 0 1px,
    transparent 1px 96px
  );
}

.page-products .pd-lead__grid {
  display: grid;
  gap: 28px;
  margin-top: 22px;
}

.page-products .pd-lead__title {
  margin: 12px 0 16px;
  max-width: 22ch;
}

.page-products .pd-lead__lede {
  margin: 0;
  max-width: 46ch;
  color: var(--ink-700);
}

.page-products .pd-lead__note {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--amber-bright);
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray-500);
}

.page-products .pd-lead__side {
  border-top: 2px solid var(--ink-900);
  padding-top: 14px;
}

.page-products .pd-lead__side-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--gray-500);
}

.page-products .pd-facts {
  margin: 0;
  display: grid;
  gap: 0;
}

.page-products .pd-facts__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-block: 9px;
  border-bottom: 1px dashed var(--line);
}

.page-products .pd-facts__row dt {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--gray-500);
}

.page-products .pd-facts__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-900);
}

.page-products .pd-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.page-products .pd-quick__pill {
  display: inline-flex;
  align-items: center;
  padding: 9px 18px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  color: var(--ink-900);
  background: var(--paper-50);
  box-shadow: inset 0 0 0 1px var(--line);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: background-color 0.16s var(--ease), color 0.16s var(--ease), box-shadow 0.16s var(--ease);
}

.page-products .pd-quick__pill--old {
  color: var(--amber-deep);
  box-shadow: inset 0 0 0 1px var(--amber-deep);
}

.page-products .pd-quick__pill--new {
  color: var(--cyan-deep);
  box-shadow: inset 0 0 0 1px var(--cyan-deep);
}

.page-products .pd-quick__pill:hover,
.page-products .pd-quick__pill:focus-visible {
  background: var(--ink-900);
  color: var(--paper-100);
  box-shadow: inset 0 0 0 1px var(--ink-900);
}

/* ---------- 通用区块 ---------- */
.page-products .pd-section {
  padding-block: 52px;
  border-bottom: 1px solid var(--line);
}

.page-products .pd-section__head {
  max-width: 64ch;
  margin-bottom: 28px;
}

.page-products .pd-section__head .prose {
  margin: 14px 0 0;
  color: var(--ink-700);
}

/* ---------- 图片 ---------- */
.page-products .pd-figure {
  margin: 0 0 28px;
}

.page-products .pd-figure__frame {
  position: relative;
  overflow: hidden;
  background: var(--paper-50);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pd-cut)), calc(100% - var(--pd-cut)) 100%, 0 100%);
}

.page-products .pd-figure__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 0 1px var(--line);
  pointer-events: none;
}

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

.page-products .pd-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.6;
  color: var(--gray-500);
}

.page-products .pd-figure--wide,
.page-products .pd-figure--tall {
  margin-top: 32px;
  margin-bottom: 0;
}

/* ---------- 索引表 ---------- */
.page-products .pd-index__head {
  display: none;
}

.page-products .pd-index {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--ink-900);
}

.page-products .pd-index__item {
  list-style: none;
}

.page-products .pd-index__row {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 24px;
  grid-template-areas:
    "no name go"
    ". meta go";
  gap: 4px 12px;
  align-items: start;
  padding-block: 16px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  transition: background-color 0.16s var(--ease);
}

.page-products .pd-index__row:hover,
.page-products .pd-index__row:focus-visible {
  background-color: var(--paper-50);
}

.page-products .pd-index__no {
  grid-area: no;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--gray-500);
  transition: color 0.16s var(--ease);
}

.page-products .pd-index__row:hover .pd-index__no,
.page-products .pd-index__row:focus-visible .pd-index__no {
  color: var(--cyan-deep);
}

.page-products .pd-index__name {
  grid-area: name;
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.3;
  color: var(--ink-900);
}

.page-products .pd-index__meta {
  grid-area: meta;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
}

.page-products .pd-index__who {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.6;
  color: var(--gray-500);
}

.page-products .pd-index__go {
  grid-area: go;
  align-self: center;
  text-align: right;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--gray-500);
  transition: transform 0.16s var(--ease), color 0.16s var(--ease);
}

.page-products .pd-index__row:hover .pd-index__go,
.page-products .pd-index__row:focus-visible .pd-index__go {
  color: var(--cyan-deep);
  transform: translateX(3px);
}

.page-products .pd-type {
  display: inline-block;
  padding: 3px 8px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.5;
}

.page-products .pd-type--index {
  color: var(--ink-700);
  box-shadow: inset 0 0 0 1px var(--line);
}

.page-products .pd-type--old {
  color: var(--amber-deep);
  background: var(--amber-paper);
}

.page-products .pd-type--new {
  color: var(--cyan-deep);
  background: var(--cyan-pale);
}

.page-products .pd-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  line-height: 1.5;
}

.page-products .pd-status--old {
  color: var(--amber-deep);
}

.page-products .pd-status--new {
  color: var(--cyan-deep);
}

.page-products .pd-dot {
  display: block;
  width: 8px;
  height: 8px;
  flex: none;
  border-radius: 50%;
  background: currentColor;
}

/* ---------- 高频入口卡片 ---------- */
.page-products .pd-entries {
  display: grid;
  gap: 18px;
}

.page-products .pd-entry {
  position: relative;
  padding: 20px 20px 24px;
  background: var(--paper-50);
  border-top: 3px solid var(--ink-700);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pd-cut)), calc(100% - var(--pd-cut)) 100%, 0 100%);
  transition: transform 0.24s var(--ease);
}

.page-products .pd-entry--old {
  border-top-color: var(--amber-deep);
}

.page-products .pd-entry--new {
  border-top-color: var(--cyan-deep);
}

.page-products .pd-entry__no {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gray-500);
}

.page-products .pd-entry__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.35;
  color: var(--ink-900);
}

.page-products .pd-entry__text {
  margin: 0 0 16px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-700);
}

.page-products .pd-entry__meta {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gray-500);
}

.page-products .pd-entry:hover {
  transform: translateY(-3px);
}

/* ---------- 旧版资料库 ---------- */
.page-products .pd-two {
  display: grid;
  gap: 28px;
}

.page-products .pd-two__body .prose {
  margin: 0 0 16px;
  color: var(--ink-700);
}

.page-products .pd-steps {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-products .pd-steps__item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding-block: 14px;
  border-bottom: 1px dashed var(--line);
}

.page-products .pd-steps__no {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  color: var(--amber-deep);
}

.page-products .pd-steps__text {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-700);
}

/* ---------- 评测 ---------- */
.page-products .pd-rail {
  display: flex;
  margin: 0 0 26px;
  border-top: 2px solid var(--line);
}

.page-products .pd-rail__tick {
  position: relative;
  flex: 1 1 0;
  padding: 14px 8px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--gray-500);
}

.page-products .pd-rail__tick::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--line);
}

.page-products .pd-rail__tick--active {
  color: var(--cyan-deep);
  font-weight: 600;
}

.page-products .pd-rail__tick--active::before {
  background: var(--cyan-bright);
  box-shadow: 0 0 0 3px rgba(53, 214, 230, 0.25);
}

.page-products .pd-issues {
  display: grid;
  gap: 16px;
}

.page-products .pd-issue {
  padding: 20px;
  background: var(--paper-50);
  border-top: 3px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--pd-cut)), calc(100% - var(--pd-cut)) 100%, 0 100%);
}

.page-products .pd-issue--current {
  background: var(--cyan-pale);
  border-top-color: var(--cyan-deep);
}

.page-products .pd-issue__no {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray-500);
}

.page-products .pd-issue--current .pd-issue__no {
  color: var(--cyan-deep);
}

.page-products .pd-issue__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.35;
  color: var(--ink-900);
}

.page-products .pd-issue__text {
  margin: 0 0 12px;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-700);
}

.page-products .pd-issue__who {
  margin: 0;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.6;
  color: var(--gray-500);
}

/* ---------- 版本对照 ---------- */
.page-products .pd-compare {
  display: grid;
  border: 1px solid var(--line);
}

.page-products .pd-compare__col {
  padding: 24px 20px;
}

.page-products .pd-compare__col--old {
  background: var(--amber-paper);
}

.page-products .pd-compare__col--new {
  background: var(--cyan-pale);
}

.page-products .pd-compare__seam {
  height: 1px;
  background-color: var(--ink-700);
}

.page-products .pd-compare__track {
  display: inline-block;
  margin: 0 0 12px;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.page-products .pd-compare__col--old .pd-compare__track {
  color: var(--paper-50);
  background: var(--amber-deep);
}

.page-products .pd-compare__col--new .pd-compare__track {
  color: var(--paper-50);
  background: var(--cyan-deep);
}

.page-products .pd-compare__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.4;
  color: var(--ink-900);
}

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

.page-products .pd-compare__row {
  padding-block: 12px;
  border-bottom: 1px solid rgba(20, 17, 15, 0.16);
}

.page-products .pd-compare__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .pd-compare__row dt {
  margin-bottom: 5px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--ink-700);
}

.page-products .pd-compare__row dd {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-900);
}

/* ---------- 路径 ---------- */
.page-products .pd-path {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pd-path__node {
  position: relative;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 28px;
}

.page-products .pd-path__node::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 46px;
  bottom: 0;
  border-left: 1px dashed var(--cyan-deep);
  opacity: 0.55;
}

.page-products .pd-path__node:last-child::before {
  display: none;
}

.page-products .pd-path__no {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--cyan-deep);
  background: var(--paper-100);
  color: var(--cyan-deep);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
}

.page-products .pd-path__node:last-child .pd-path__no {
  background: var(--cyan-deep);
  border-color: var(--cyan-deep);
  color: var(--paper-50);
}

.page-products .pd-path__title {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.35;
  color: var(--ink-900);
}

.page-products .pd-path__text {
  margin: 0;
  max-width: 56ch;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-700);
}

.page-products .pd-orders {
  margin-top: 12px;
  padding-top: 24px;
  border-top: 2px solid var(--ink-900);
}

.page-products .pd-orders__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--ink-900);
}

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

.page-products .pd-orders__item {
  display: grid;
  gap: 6px;
  padding-left: 14px;
  border-left: 2px solid var(--line);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-700);
}

.page-products .pd-orders__key {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--cyan-deep);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 700px) {
  .page-products .pd-lead {
    padding-block: 44px 52px;
  }

  .page-products .pd-section {
    padding-block: 68px;
  }

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

  .page-products .pd-orders__item {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-products .pd-lead__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
    align-items: start;
  }

  .page-products .pd-lead__title {
    max-width: 18ch;
  }

  .page-products .pd-index__head {
    display: grid;
    grid-template-columns: 56px minmax(0, 1.3fr) minmax(0, 1.6fr) 34px;
    gap: 16px;
    padding: 12px 0;
    border-bottom: 1px solid var(--ink-900);
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.06em;
    color: var(--gray-500);
  }

  .page-products .pd-index__row {
    grid-template-columns: 56px minmax(0, 1.3fr) minmax(0, 1.6fr) 34px;
    grid-template-areas: "no name meta go";
    align-items: center;
    gap: 16px;
    padding-block: 18px;
  }

  .page-products .pd-index__no {
    padding-top: 0;
  }

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

  .page-products .pd-two {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 52px;
    align-items: start;
  }

  .page-products .pd-figure--tall {
    margin-top: 0;
  }

  .page-products .pd-compare {
    grid-template-columns: minmax(0, 1fr) 26px minmax(0, 1fr);
  }

  .page-products .pd-compare__col {
    padding: 32px 28px;
  }

  .page-products .pd-compare__seam {
    height: auto;
    background-color: transparent;
    background-image: repeating-linear-gradient(
      to bottom,
      var(--ink-700) 0 6px,
      transparent 6px 18px
    );
    background-size: 1px 100%;
    background-position: center top;
    background-repeat: no-repeat;
  }

  .page-products .pd-path__node {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 24px;
    padding-bottom: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-entry,
  .page-products .pd-index__go,
  .page-products .pd-quick__pill {
    transition-duration: 0.12s;
  }

  .page-products .pd-entry:hover {
    transform: none;
  }
}