.page-products {
  --pd-rail: 218px;
  --pd-gap: clamp(22px, 3.2vw, 48px);
  --pd-sec-pad: clamp(28px, 4.4vw, 56px);
  background: var(--c-ink);
  color: var(--c-fog);
  font-family: var(--font-body);
  line-height: 1.8;
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-products .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.page-products .pd-link {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(82, 255, 225, 0.45);
  transition: color var(--ease), border-color var(--ease);
}

.page-products .pd-link:hover,
.page-products .pd-link:focus-visible {
  color: var(--c-orange);
  border-bottom-color: var(--c-orange);
  outline: none;
}

/* ---------- 封面 ---------- */
.page-products .pd-cover {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + clamp(26px, 5vw, 58px)) 0 clamp(30px, 5vw, 60px);
  border-bottom: 1px solid var(--c-line);
  background:
    radial-gradient(120% 92% at 84% 0%, rgba(82, 255, 225, 0.15), transparent 62%),
    radial-gradient(88% 70% at 4% 112%, rgba(255, 122, 61, 0.11), transparent 60%),
    linear-gradient(180deg, var(--c-ink) 0%, var(--c-ink-2) 100%);
}

.page-products .pd-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(90deg, rgba(201, 210, 207, 0.07) 1px, transparent 1px);
  background-size: 86px 100%;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 88%);
}

.page-products .pd-cover .wrap {
  position: relative;
  z-index: 1;
}

.page-products .pd-cover__grid {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  margin-top: clamp(20px, 3.4vw, 36px);
}

.page-products .pd-cover__title {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(2.1rem, 8.2vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: 0.05em;
  margin: 0.22em 0 0.34em;
  color: var(--c-fog);
}

.page-products .pd-hl {
  color: var(--c-cyan);
  position: relative;
  padding-bottom: 0.06em;
  border-bottom: 4px solid var(--c-orange);
}

.page-products .pd-cover__lead {
  margin: 0;
  max-width: 34em;
  color: var(--c-silver);
  font-size: clamp(0.9375rem, 2.4vw, 1.0625rem);
}

.page-products .pd-stats {
  margin: 0;
  padding: 14px 16px;
  display: grid;
  gap: 9px;
  border: 1px solid var(--c-line);
  background: rgba(11, 42, 36, 0.62);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.page-products .pd-stats__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--c-line);
}

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

.page-products .pd-stats dt {
  font-size: 0.8125rem;
  color: var(--c-silver);
}

.page-products .pd-stats dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--c-orange);
  white-space: nowrap;
}

/* ---------- 外壳：状态列 + 主内容 ---------- */
.page-products .pd-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 32px);
  padding-top: clamp(26px, 4.4vw, 52px);
}

.page-products .pd-rail {
  padding-bottom: 12px;
  border-bottom: 1px solid var(--c-line);
}

.page-products .pd-rail__label {
  margin: 0 0 10px;
  font-size: 0.6875rem;
  letter-spacing: 0.24em;
  color: var(--c-orange);
}

.page-products .pd-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .pd-rail__item {
  flex: 0 0 auto;
}

.page-products .pd-rail__link {
  display: flex;
  align-items: baseline;
  gap: 7px;
  padding: 6px 12px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  color: var(--c-silver);
  font-size: 0.8125rem;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--ease), border-color var(--ease);
}

.page-products .pd-rail__link .mono {
  font-size: 0.6875rem;
  color: var(--c-line);
}

.page-products .pd-rail__link:hover,
.page-products .pd-rail__link:focus-visible {
  color: var(--c-fog);
  border-color: var(--c-cyan);
  outline: none;
}

.page-products .pd-rail__link:hover .mono,
.page-products .pd-rail__link:focus-visible .mono {
  color: var(--c-cyan);
}

.page-products .pd-rail__note {
  margin-top: 18px;
  padding-left: 12px;
  border-left: 2px solid var(--c-wine);
}

.page-products .pd-rail__note-k {
  margin: 0 0 4px;
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--c-warn);
}

.page-products .pd-rail__note-p {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--c-silver);
}

/* ---------- 章节 ---------- */
.page-products .pd-sec {
  padding: var(--pd-sec-pad) 0;
  border-top: 1px solid var(--c-line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

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

.page-products .pd-sec__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 2vw, 20px);
  align-items: start;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-products .pd-sec__num {
  min-width: 2.4em;
  padding-top: 0.5em;
  border-top: 2px solid var(--c-orange);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--c-orange);
}

.page-products .pd-sec__title {
  margin: 0 0 0.4em;
  font-family: var(--font-title);
  font-size: clamp(1.4rem, 3.6vw, 2.05rem);
  font-weight: 800;
  letter-spacing: 0.055em;
  line-height: 1.28;
  color: var(--c-fog);
}

.page-products .pd-sec__desc {
  margin: 0;
  max-width: 44em;
  font-size: 0.9375rem;
  color: var(--c-silver);
}

.page-products .pd-text {
  margin: 0 0 1em;
  font-size: 0.9375rem;
  color: var(--c-silver);
  max-width: 42em;
}

.page-products .pd-text:last-child {
  margin-bottom: 0;
}

.page-products .pd-more {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  padding: 14px 16px;
  border-left: 2px solid var(--c-cyan);
  background: rgba(82, 255, 225, 0.05);
  font-size: 0.875rem;
  color: var(--c-silver);
}

/* ---------- 赛事轨道 ---------- */
.page-products .pd-sports {
  list-style: none;
  margin: 0 0 clamp(18px, 3vw, 28px);
  padding: 0 0 12px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(186px, 68%);
  gap: 10px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-products .pd-sport {
  scroll-snap-align: start;
  padding: 15px 15px 17px;
  background: var(--c-ink-2);
  border: 1px solid var(--c-line);
  border-top: 2px solid var(--c-cyan);
  transition: border-color var(--ease), background-color var(--ease);
}

.page-products .pd-sport:hover {
  background: rgba(11, 42, 36, 0.92);
  border-color: var(--c-orange);
  border-top-color: var(--c-orange);
}

.page-products .pd-sport__idx {
  display: block;
  margin-bottom: 8px;
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--c-cyan);
}

.page-products .pd-sport:nth-child(even) .pd-sport__idx {
  color: var(--c-orange);
}

.page-products .pd-sport__name {
  margin: 0 0 6px;
  font-family: var(--font-title);
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-fog);
}

.page-products .pd-sport__text {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--c-silver);
}

.page-products .pd-notes {
  display: grid;
  gap: 14px;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-products .pd-note {
  padding: 2px 0 2px 14px;
  border-left: 2px solid var(--c-line);
}

.page-products .pd-note__k {
  margin: 0 0 4px;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--c-orange);
}

.page-products .pd-note__v {
  margin: 0;
  font-size: 0.875rem;
  color: var(--c-silver);
}

/* ---------- 图片 ---------- */
.page-products .pd-figure {
  margin: 0 0 clamp(18px, 3vw, 28px);
}

.page-products .pd-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--c-line);
  background: var(--c-ink-2);
}

.page-products .pd-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--c-silver);
}

.page-products .pd-figure--narrow img {
  max-width: 340px;
}

/* ---------- 分栏 ---------- */
.page-products .pd-split {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.page-products .pd-login {
  list-style: none;
  margin: 0 0 clamp(16px, 3vw, 24px);
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-products .pd-login li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 12px 14px;
  background: var(--c-ink-2);
  border-left: 2px solid var(--c-cyan);
  transition: background-color var(--ease);
}

.page-products .pd-login li:nth-child(2) {
  border-left-color: var(--c-orange);
}

.page-products .pd-login li:nth-child(3) {
  border-left-color: var(--c-warn);
}

.page-products .pd-login li:hover {
  background: rgba(11, 42, 36, 0.9);
}

.page-products .pd-login__tag {
  padding-top: 0.2em;
  font-size: 0.6875rem;
  color: var(--c-silver);
}

.page-products .pd-login h3 {
  margin: 0 0 3px;
  font-family: var(--font-title);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--c-fog);
}

.page-products .pd-login p {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--c-silver);
}

/* ---------- 折叠检查卡 ---------- */
.page-products .pd-accs {
  border-top: 1px solid var(--c-line);
}

.page-products .pd-acc {
  border-bottom: 1px solid var(--c-line);
  background: var(--c-ink-2);
}

.page-products .pd-acc__summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 14px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-title);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--c-fog);
  transition: color var(--ease), background-color var(--ease);
}

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

.page-products .pd-acc__summary:hover,
.page-products .pd-acc__summary:focus-visible {
  background: rgba(82, 255, 225, 0.06);
  outline: none;
}

.page-products .pd-acc[open] .pd-acc__summary {
  color: var(--c-cyan);
}

.page-products .pd-acc__tag {
  margin-left: auto;
  font-size: 0.625rem;
  letter-spacing: 0.08em;
  color: var(--c-silver);
  border: 1px solid var(--c-line);
  padding: 1px 7px;
  white-space: nowrap;
}

.page-products .pd-acc__body {
  padding: 0 14px 16px 32px;
}

.page-products .pd-acc__chk,
.page-products .pd-acc__res {
  margin: 0 0 8px;
  font-size: 0.8125rem;
  line-height: 1.75;
  color: var(--c-silver);
}

.page-products .pd-acc__res {
  margin-bottom: 0;
}

.page-products .pd-acc__chk b,
.page-products .pd-acc__res b {
  color: var(--c-fog);
  font-weight: 600;
}

.page-products .pd-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-cyan);
  box-shadow: 0 0 0 3px rgba(82, 255, 225, 0.14);
}

.page-products .pd-dot--orange {
  background: var(--c-orange);
  box-shadow: 0 0 0 3px rgba(255, 122, 61, 0.16);
}

.page-products .pd-dot--warn {
  background: var(--c-warn);
  box-shadow: 0 0 0 3px rgba(255, 209, 102, 0.16);
}

/* ---------- 筛选 chips ---------- */
.page-products .pd-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-products .pd-chip {
  padding: 4px 12px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--c-silver);
  white-space: nowrap;
}

.page-products .pd-chip--on {
  border-color: var(--c-cyan);
  background: var(--c-cyan);
  color: var(--c-ink);
  font-weight: 600;
}

/* ---------- 版本表 ---------- */
.page-products .pd-tablewrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--c-line);
  background: var(--c-ink-2);
  box-shadow: inset -20px 0 20px -20px rgba(0, 0, 0, 0.9);
}

.page-products .pd-table {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

.page-products .pd-table__cap {
  caption-side: top;
  padding: 10px 14px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--c-cyan);
  border-bottom: 1px solid var(--c-line);
  white-space: nowrap;
}

.page-products .pd-table th,
.page-products .pd-table td {
  padding: 11px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--c-line);
}

.page-products .pd-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background-color: var(--c-ink-2);
  background-image: linear-gradient(rgba(82, 255, 225, 0.08), rgba(82, 255, 225, 0.08));
  box-shadow: inset 0 -1px 0 var(--c-line);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--c-fog);
  white-space: nowrap;
}

.page-products .pd-table tbody tr {
  transition: background-color var(--ease);
}

.page-products .pd-table tbody tr:nth-child(even) {
  background: rgba(201, 210, 207, 0.035);
}

.page-products .pd-table tbody tr:hover {
  background: rgba(82, 255, 225, 0.07);
}

.page-products .pd-table tbody td {
  color: var(--c-silver);
}

.page-products .pd-table tbody td:first-child {
  color: var(--c-fog);
  font-weight: 600;
  white-space: nowrap;
}

.page-products .pd-table tbody td.mono {
  font-family: var(--font-mono);
  color: var(--c-fog);
  white-space: nowrap;
}

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

.page-products .pd-check {
  display: inline-block;
  width: 13px;
  height: 13px;
  margin-right: 8px;
  vertical-align: -1px;
  border: 1px solid var(--c-line);
  background: rgba(242, 247, 244, 0.05);
}

.page-products .pd-state {
  display: inline-block;
  padding: 1px 8px;
  border: 1px solid currentColor;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.page-products .pd-state--ok {
  color: var(--c-cyan);
}

.page-products .pd-state--mid {
  color: var(--c-warn);
}

.page-products .pd-state--done {
  color: var(--c-silver);
}

.page-products .pd-table__hint {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--c-silver);
}

/* ---------- 迭代节奏 ---------- */
.page-products .pd-cadence {
  display: grid;
  gap: clamp(18px, 3vw, 32px);
}

.page-products .pd-cadence__list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 20px;
  border-left: 1px solid var(--c-line);
  display: grid;
  gap: 18px;
}

.page-products .pd-cadence__list li {
  position: relative;
}

.page-products .pd-cadence__list li::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 0.5em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-ink);
  border: 1px solid var(--c-cyan);
}

.page-products .pd-cadence__list li:nth-child(2)::before {
  border-color: var(--c-orange);
}

.page-products .pd-cadence__list li:nth-child(3)::before {
  border-color: var(--c-warn);
}

.page-products .pd-cadence__k {
  display: block;
  margin-bottom: 4px;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--c-orange);
}

.page-products .pd-cadence__list p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--c-silver);
}

/* ---------- 场景指引 ---------- */
.page-products .pd-guide {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-products .pd-guide li {
  display: flex;
}

.page-products .pd-guide__item {
  flex: 1 1 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "q arrow"
    "a arrow";
  align-items: center;
  gap: 2px 12px;
  padding: 15px 16px;
  border: 1px solid var(--c-line);
  background: var(--c-ink-2);
  color: inherit;
  text-decoration: none;
  transition: border-color var(--ease), background-color var(--ease);
}

.page-products .pd-guide__item:hover,
.page-products .pd-guide__item:focus-visible {
  border-color: var(--c-orange);
  background: rgba(255, 122, 61, 0.07);
  outline: none;
}

.page-products .pd-guide__q {
  grid-area: q;
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--c-fog);
}

.page-products .pd-guide__a {
  grid-area: a;
  font-size: 0.8125rem;
  color: var(--c-silver);
}

.page-products .pd-guide__arrow {
  grid-area: arrow;
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  color: var(--c-cyan);
}

/* ---------- 收尾 ---------- */
.page-products .pd-cta {
  margin-top: clamp(34px, 5.6vw, 68px);
  padding: clamp(30px, 5vw, 56px) 0;
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  background-image: linear-gradient(128deg, var(--c-wine) 0%, var(--c-indigo) 74%, var(--c-ink) 100%);
}

.page-products .pd-cta__title {
  margin: 0.28em 0 0.42em;
  font-family: var(--font-title);
  font-size: clamp(1.5rem, 4.4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: 0.06em;
  line-height: 1.24;
  color: var(--c-fog);
}

.page-products .pd-cta__text {
  margin: 0;
  max-width: 40em;
  font-size: 0.9375rem;
  color: var(--c-silver);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .pd-notes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 880px) {
  .page-products .pd-cover__grid {
    grid-template-columns: minmax(0, 1fr) 264px;
    align-items: end;
  }

  .page-products .pd-split {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pd-cadence {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
  }

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

@media (min-width: 900px) {
  .page-products .pd-shell {
    grid-template-columns: var(--pd-rail) minmax(0, 1fr);
    gap: var(--pd-gap);
  }

  .page-products .pd-rail {
    position: sticky;
    top: calc(var(--header-h) + 18px);
    align-self: start;
    padding: 0 0 0 16px;
    border-bottom: 0;
    border-left: 1px solid var(--c-line);
  }

  .page-products .pd-rail__list {
    display: grid;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .pd-rail__link {
    padding: 8px 0;
    border: 0;
    border-radius: 0;
    border-bottom: 1px solid transparent;
    font-size: 0.875rem;
    white-space: normal;
  }

  .page-products .pd-rail__link:hover,
  .page-products .pd-rail__link:focus-visible {
    border-bottom-color: var(--c-cyan);
  }

  .page-products .pd-sports {
    grid-auto-flow: row;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    overflow: visible;
    padding-bottom: 0;
  }
}

@media (min-width: 1100px) {
  .page-products .pd-acc__summary {
    padding: 15px 18px;
  }

  .page-products .pd-acc__body {
    padding: 0 18px 18px 38px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-sport,
  .page-products .pd-guide__item,
  .page-products .pd-rail__link,
  .page-products .pd-login li,
  .page-products .pd-table tbody tr {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>