.page-products {
  --pd-pad: clamp(56px, 7vw, 104px);
  --pd-hair: rgba(195, 207, 226, .16);
  --pd-ink-hair: rgba(5, 11, 22, .12);
  --pd-max: 1180px;
  display: block;
}

.page-products .shell {
  max-width: var(--pd-max);
}

/* ---------- 封面段 ---------- */

.page-products .pd-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(28px, 5vw, 56px) 0 clamp(40px, 6vw, 76px);
  border-bottom: 1px solid var(--pd-hair);
}

.page-products .pd-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: -6%;
  width: min(520px, 68vw);
  height: 140%;
  background: linear-gradient(135deg, rgba(255, 106, 26, .20), rgba(44, 107, 224, .10) 46%, transparent 70%);
  transform: rotate(12deg);
  transform-origin: top right;
  pointer-events: none;
}

.page-products .pd-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(195, 207, 226, .07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(195, 207, 226, .07) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: linear-gradient(to bottom, #000, transparent 78%);
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 78%);
  pointer-events: none;
}

.page-products .pd-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(28px, 4vw, 48px);
}

.page-products .pd-hero .breadcrumbs {
  margin-bottom: 22px;
}

.page-products .pd-hero h1 {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(2.1rem, 7vw, 3.9rem);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 14px 0 0;
  max-width: 14ch;
}

.page-products .pd-hero__lead {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--silver);
}

.page-products .pd-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(28px, 4vw, 44px) 0 0;
  background: var(--pd-hair);
  border: 1px solid var(--pd-hair);
}

.page-products .pd-stat {
  background: rgba(11, 34, 70, .72);
  padding: 16px 18px;
}

.page-products .pd-stat dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--silver);
  opacity: .8;
}

.page-products .pd-stat dd {
  margin: 8px 0 0;
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.page-products .pd-stat__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.6rem, 5vw, 2.1rem);
  line-height: 1;
  color: var(--orange);
}

.page-products .pd-stat__unit {
  font-size: 13px;
  color: var(--silver);
}

.page-products .pd-index {
  border-top: 2px solid var(--orange);
  padding-top: 16px;
}

.page-products .pd-index__title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--silver);
  margin: 0 0 12px;
}

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

.page-products .pd-index__list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  font-size: 14px;
  color: var(--silver);
  text-decoration: none;
  background: rgba(11, 34, 70, .5);
  border-left: 2px solid transparent;
  transition: color .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}

.page-products .pd-index__list a:hover,
.page-products .pd-index__list a:focus-visible {
  color: var(--paper);
  background: rgba(18, 58, 114, .8);
  border-left-color: var(--orange);
}

.page-products .pd-index__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange);
}

/* ---------- 章节骨架 ---------- */

.page-products .pd-sec {
  padding: var(--pd-pad) 0;
  position: relative;
}

.page-products .pd-sec__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px 20px;
  align-items: start;
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-products .pd-sec__head-text h2 {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  line-height: 1.25;
  color: var(--paper);
}

.page-products .pd-sec__head-text p {
  margin: 12px 0 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver);
}

.page-products .pd-note {
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--orange);
  font-size: 15px;
  line-height: 1.8;
  color: var(--silver);
}

.page-products a {
  color: var(--ember);
  text-underline-offset: 3px;
}

.page-products a:hover {
  color: var(--orange);
}

.page-products figure {
  margin: 0;
}

.page-products figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--silver);
  opacity: .85;
}

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

/* ---------- 01 评测 ---------- */

.page-products .pd-eval__figure {
  margin-bottom: clamp(26px, 4vw, 44px);
  border: 1px solid var(--pd-hair);
  background: var(--night);
  padding: 8px;
}

.page-products .pd-eval__figure img {
  aspect-ratio: 35 / 22;
}

.page-products .pd-eval__grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.page-products .pd-dims {
  border-top: 1px solid var(--pd-hair);
}

.page-products .pd-dim {
  border-bottom: 1px solid var(--pd-hair);
  transition: background .2s var(--ease);
}

.page-products .pd-dim[open] {
  background: rgba(18, 58, 114, .34);
}

.page-products .pd-dim summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 16px 12px;
}

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

.page-products .pd-dim summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

.page-products .pd-dim__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--signal);
}

.page-products .pd-dim__name {
  font-size: clamp(15px, 2vw, 17px);
  font-weight: 700;
  color: var(--paper);
}

.page-products .pd-dim__score {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-products .pd-dim__num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ember);
}

.page-products .pd-bar {
  display: block;
  width: 64px;
  height: 3px;
  background: rgba(195, 207, 226, .2);
}

.page-products .pd-bar__fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--signal), var(--orange));
}

.page-products .pd-bar--94 { width: 94%; }
.page-products .pd-bar--92 { width: 92%; }
.page-products .pd-bar--90 { width: 90%; }
.page-products .pd-bar--89 { width: 89%; }
.page-products .pd-bar--88 { width: 88%; }
.page-products .pd-bar--86 { width: 86%; }

.page-products .pd-dim__body {
  margin: 0;
  padding: 0 12px 20px 54px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .pd-eval__figure2 {
  border: 1px solid var(--pd-hair);
  background: rgba(11, 34, 70, .5);
  padding: 8px;
}

.page-products .pd-eval__figure2 img {
  aspect-ratio: 1 / 1;
}

/* ---------- 02 档位对照（浅色切换） ---------- */

.page-products .pd-sec--tiers {
  background: var(--cold);
  color: var(--ink);
}

.page-products .pd-sec--tiers .pd-sec__head-text h2 {
  color: var(--ink);
}

.page-products .pd-sec--tiers .pd-sec__head-text p {
  color: #35405A;
}

.page-products .pd-sec--tiers .sec-num {
  color: var(--orange);
}

.page-products .pd-table-wrap {
  overflow-x: auto;
  background: var(--paper);
  border: 1px solid var(--pd-ink-hair);
  border-top: 3px solid var(--orange);
}

.page-products .pd-table-wrap:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-products .pd-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--ink);
}

.page-products .pd-table th,
.page-products .pd-table td {
  padding: 14px 18px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--pd-ink-hair);
}

.page-products .pd-table thead th {
  background: var(--deep);
  color: var(--paper);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .02em;
  border-bottom: 2px solid var(--orange);
}

.page-products .pd-table tbody th[scope="row"] {
  background: #EEF2F9;
  font-weight: 700;
  color: var(--tactic);
  white-space: nowrap;
}

.page-products .pd-table tbody tr:hover td,
.page-products .pd-table tbody tr:hover th[scope="row"] {
  background: #FFE7D8;
}

.page-products .pd-table tbody tr:last-child th,
.page-products .pd-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .pd-tiers__foot {
  margin-top: clamp(22px, 3vw, 32px);
  display: grid;
  gap: 16px;
  max-width: 74ch;
}

.page-products .pd-tiers__foot p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: #35405A;
}

.page-products .pd-sec--tiers a {
  color: var(--tactic);
  font-weight: 700;
}

.page-products .pd-sec--tiers a:hover {
  color: var(--orange);
}

/* ---------- 03 版本与多端 ---------- */

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

.page-products .pd-track::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--pd-hair);
}

.page-products .pd-node {
  position: relative;
  padding-left: 28px;
}

.page-products .pd-node details {
  border: 1px solid var(--pd-hair);
  background: rgba(11, 34, 70, .5);
  transition: border-color .2s var(--ease);
}

.page-products .pd-node details[open],
.page-products .pd-node details:hover {
  border-color: rgba(255, 106, 26, .55);
}

.page-products .pd-node summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
}

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

.page-products .pd-node summary:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

.page-products .pd-node__dot {
  position: absolute;
  left: 2px;
  top: 20px;
  width: 11px;
  height: 11px;
  background: var(--orange);
  z-index: 1;
}

.page-products .pd-node__os {
  flex: 1 1 auto;
  font-weight: 700;
  font-size: 16px;
  color: var(--paper);
}

.page-products .pd-node__ver {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ember);
  border: 1px solid rgba(255, 146, 69, .5);
  padding: 3px 8px;
}

.page-products .pd-node p {
  margin: 0;
  padding: 0 16px 18px;
  max-width: 66ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--silver);
}

.page-products .pd-version__figure {
  margin-top: clamp(28px, 4vw, 44px);
  border: 1px solid var(--pd-hair);
  background: var(--night);
  padding: 8px;
}

.page-products .pd-version__figure img {
  aspect-ratio: 12 / 7;
}

/* ---------- 04 专区与筛选 ---------- */

.page-products .pd-zone__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

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

.page-products .pd-filter {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 18px 18px 18px 20px;
  border: 1px solid var(--pd-hair);
  border-left: 3px solid var(--signal);
  background: rgba(18, 58, 114, .38);
  transition: border-left-color .2s var(--ease), background .2s var(--ease);
}

.page-products .pd-filter:hover {
  border-left-color: var(--orange);
  background: rgba(18, 58, 114, .62);
}

.page-products .pd-filter__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ember);
}

.page-products .pd-filter h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .pd-filter p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--silver);
}

.page-products .pd-zone__figure {
  border: 1px solid var(--pd-hair);
  background: var(--night);
  padding: 8px;
}

.page-products .pd-zone__figure img {
  aspect-ratio: 50 / 31;
}

/* ---------- 05 上手流程 ---------- */

.page-products .pd-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--pd-hair);
  border: 1px solid var(--pd-hair);
  counter-reset: pd-step;
}

.page-products .pd-step {
  position: relative;
  background: var(--deep);
  padding: 22px 20px 24px;
}

.page-products .pd-step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: var(--signal);
  transition: background .25s var(--ease);
}

.page-products .pd-step:hover::before {
  background: var(--orange);
}

.page-products .pd-step__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-products .pd-step h3 {
  margin: 10px 0 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .pd-step p {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--silver);
}

.page-products .pd-start__figure {
  margin-top: clamp(28px, 4vw, 44px);
  border: 1px solid var(--pd-hair);
  background: var(--night);
  padding: 8px;
}

.page-products .pd-start__figure img {
  aspect-ratio: 55 / 24;
}

/* ---------- 收束带 ---------- */

.page-products .pd-close {
  padding: clamp(48px, 6vw, 84px) 0 clamp(56px, 7vw, 96px);
  border-top: 1px solid var(--pd-hair);
  background: linear-gradient(160deg, rgba(18, 58, 114, .5), rgba(6, 21, 48, 0) 62%);
}

.page-products .pd-close__inner {
  display: grid;
  gap: 18px;
  max-width: 76ch;
}

.page-products .pd-close__title {
  margin: 0;
  font-size: clamp(1.3rem, 3vw, 1.85rem);
  font-weight: 700;
  color: var(--paper);
}

.page-products .pd-close__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--silver);
}

.page-products .pd-close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

/* ---------- 响应式 ---------- */

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

  .page-products .pd-filter {
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 0 18px;
    align-items: start;
  }

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

@media (min-width: 900px) {
  .page-products .pd-hero__grid {
    grid-template-columns: minmax(0, 1fr) 262px;
    align-items: start;
  }

  .page-products .pd-index {
    position: sticky;
    top: calc(var(--topbar-h) + 24px);
  }

  .page-products .pd-eval__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    align-items: start;
  }

  .page-products .pd-table-wrap {
    max-height: 74vh;
    overflow: auto;
  }

  .page-products .pd-table thead th {
    position: sticky;
    top: 0;
    z-index: 2;
  }

  .page-products .pd-table th[scope="row"] {
    position: sticky;
    left: 0;
    z-index: 1;
  }

  .page-products .pd-table thead th:first-child {
    left: 0;
    z-index: 3;
  }

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

  .page-products .pd-track::before {
    left: 0;
    right: 0;
    top: 14px;
    bottom: auto;
    width: auto;
    height: 1px;
  }

  .page-products .pd-node {
    padding: 34px 10px 0 0;
  }

  .page-products .pd-node__dot {
    left: 0;
    top: 9px;
  }

  .page-products .pd-zone__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .92fr);
    align-items: start;
  }

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

  .page-products .pd-sec__head {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 14px 32px;
  }
}

@media (min-width: 1240px) {
  .page-products .pd-hero h1 {
    max-width: 16ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products *,
  .page-products *::before,
  .page-products *::after {
    transition-duration: .001ms !important;
    animation-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
}
<<<END>>>