.page-products {
  --pd-rail-w: 176px;
  --pd-radius: 22px;
  --pd-gap: clamp(20px, 3vw, 40px);
  background: var(--yx-ink);
  color: var(--yx-mist);
}

/* ---------- 面包屑 ---------- */
.page-products .pd-crumb {
  padding-top: clamp(16px, 2.4vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--yx-line);
  padding: clamp(30px, 5vw, 66px) 0 clamp(38px, 6vw, 84px);
}

.page-products .pd-hero::before {
  content: "";
  position: absolute;
  right: -14%;
  top: -22%;
  width: min(62vw, 620px);
  aspect-ratio: 1 / 1;
  border-radius: 44% 56% 58% 42% / 52% 46% 54% 48%;
  background: radial-gradient(circle at 42% 44%, rgba(183, 255, 60, 0.18), rgba(14, 42, 51, 0.25) 52%, transparent 72%);
  pointer-events: none;
}

.page-products .pd-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
}

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

.page-products .pd-hero__title {
  margin: 14px 0 0;
  font-size: clamp(2rem, 6.2vw, 4rem);
  font-weight: 300;
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.page-products .pd-hero__lead {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(242, 245, 243, 0.78);
}

.page-products .pd-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin: 30px 0 0;
  padding: 22px 0 0;
  list-style: none;
  border-top: 1px solid var(--yx-line);
}

.page-products .pd-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products .pd-stat__num {
  font-family: var(--yx-mono);
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--yx-lime);
}

.page-products .pd-stat__unit {
  font-size: 0.5em;
  margin-left: 2px;
  color: var(--yx-amber);
}

.page-products .pd-stat__key {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--yx-mid);
}

.page-products .pd-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-products .pd-action {
  min-width: 172px;
  justify-content: center;
}

.page-products .pd-live {
  margin-top: 22px;
}

/* ---------- 图片容器 ---------- */
.page-products .pd-shot {
  margin: 0;
  min-width: 0;
  border: 1px solid var(--yx-line);
  border-radius: var(--pd-radius);
  overflow: hidden;
  background: var(--yx-carbon);
}

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

.page-products .pd-shot figcaption {
  padding: 12px 16px;
  font-size: 0.76rem;
  line-height: 1.5;
  color: var(--yx-mid);
  border-top: 1px solid var(--yx-line);
}

.page-products .pd-shot--hero {
  border-radius: 26px;
  box-shadow: 0 30px 80px -40px rgba(0, 0, 0, 0.9);
}

.page-products .pd-shot--wide,
.page-products .pd-shot--tall {
  margin-top: clamp(26px, 3.6vw, 44px);
}

/* ---------- 侧栏 + 正文骨架 ---------- */
.page-products .pd-layout {
  display: grid;
  gap: clamp(26px, 3.4vw, 48px);
  padding-top: clamp(30px, 4.6vw, 62px);
  padding-bottom: clamp(50px, 7vw, 100px);
}

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

.page-products .pd-rail__title {
  margin: 0 0 10px;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--yx-mid);
}

.page-products .pd-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-products .pd-rail__list::-webkit-scrollbar {
  display: none;
}

.page-products .pd-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 8px 14px;
  border: 1px solid var(--yx-line);
  border-radius: 999px;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--yx-mid);
  text-decoration: none;
  transition: color 0.25s var(--yx-ease), border-color 0.25s var(--yx-ease), background 0.25s var(--yx-ease);
}

.page-products .pd-rail__num {
  font-family: var(--yx-mono);
  font-size: 0.68rem;
  color: var(--yx-amber);
}

.page-products .pd-rail__link:hover,
.page-products .pd-rail__link:focus-visible {
  color: var(--yx-mist);
  border-color: var(--yx-line-strong);
}

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

.page-products .pd-rail__link[aria-current="true"] .pd-rail__num {
  color: var(--yx-deep-green);
}

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

/* ---------- 区块 ---------- */
.page-products .pd-section {
  position: relative;
  padding: clamp(38px, 5.4vw, 76px) 0;
  scroll-margin-top: calc(var(--yx-head-h) + 20px);
}

.page-products .pd-section + .pd-section {
  border-top: 1px solid var(--yx-line);
}

.page-products .pd-head {
  max-width: 62ch;
}

.page-products .pd-title {
  margin: 12px 0 0;
  font-size: clamp(1.6rem, 4.4vw, 2.9rem);
  font-weight: 300;
  line-height: 1.14;
  letter-spacing: -0.01em;
}

.page-products .pd-lead {
  margin: 16px 0 0;
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(242, 245, 243, 0.74);
}

.page-products .pd-section--band::before {
  content: "";
  position: absolute;
  inset: -3% -6%;
  background: linear-gradient(118deg, rgba(31, 58, 26, 0.62), rgba(14, 42, 51, 0.52) 58%, transparent 88%);
  clip-path: polygon(0 7%, 100% 0, 100% 93%, 0 100%);
  pointer-events: none;
  z-index: 0;
}

.page-products .pd-section--band > * {
  position: relative;
  z-index: 1;
}

/* ---------- 安装步骤 ---------- */
.page-products .pd-steps {
  display: grid;
  gap: 1px;
  margin: clamp(26px, 3.6vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  background: var(--yx-line);
  border: 1px solid var(--yx-line);
  border-radius: var(--pd-radius);
  overflow: hidden;
}

.page-products .pd-step {
  padding: 22px clamp(16px, 2.6vw, 28px);
  background: var(--yx-carbon);
}

.page-products .pd-step__idx {
  display: inline-block;
  font-family: var(--yx-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--yx-lime);
  margin-bottom: 8px;
}

.page-products .pd-step__title {
  margin: 0;
  font-size: 1.06rem;
  font-weight: 500;
}

.page-products .pd-step__text {
  margin: 8px 0 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: rgba(242, 245, 243, 0.7);
}

.page-products .pd-install-grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  margin-top: clamp(24px, 3.4vw, 42px);
  align-items: start;
}

/* ---------- 规格表 ---------- */
.page-products .pd-spec {
  margin: 0;
  border: 1px solid var(--yx-line);
  border-radius: var(--pd-radius);
  overflow: hidden;
}

.page-products .pd-spec__row {
  display: grid;
  gap: 4px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--yx-line);
  background: var(--yx-carbon);
}

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

.page-products .pd-spec dt {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--yx-mid);
}

.page-products .pd-spec dd {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.6;
}

.page-products .pd-spec dd a {
  color: var(--yx-ice);
  text-decoration: none;
  border-bottom: 1px solid rgba(90, 216, 255, 0.4);
}

.page-products .pd-spec dd a:hover {
  border-bottom-color: var(--yx-ice);
}

/* ---------- 赛程对比 ---------- */
.page-products .pd-compare {
  display: grid;
  gap: clamp(22px, 3vw, 38px);
  margin-top: clamp(26px, 3.6vw, 44px);
  align-items: center;
}

.page-products .pd-compare__viz {
  padding: 22px 20px;
  border: 1px solid var(--yx-line);
  border-radius: var(--pd-radius);
  background: linear-gradient(180deg, rgba(14, 42, 51, 0.72), rgba(18, 23, 27, 0.9));
}

.page-products .pd-bars {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  height: 132px;
  align-items: end;
}

.page-products .pd-bars span {
  display: block;
  border-radius: 6px 6px 2px 2px;
  background: linear-gradient(180deg, var(--yx-ice), rgba(90, 216, 255, 0.12));
  opacity: 0.9;
}

.page-products .pd-bars span:nth-child(1) { height: 46%; }
.page-products .pd-bars span:nth-child(2) { height: 72%; }
.page-products .pd-bars span:nth-child(3) { height: 34%; background: linear-gradient(180deg, var(--yx-lime), rgba(183, 255, 60, 0.12)); }
.page-products .pd-bars span:nth-child(4) { height: 88%; }
.page-products .pd-bars span:nth-child(5) { height: 58%; }
.page-products .pd-bars span:nth-child(6) { height: 26%; background: linear-gradient(180deg, var(--yx-amber), rgba(255, 180, 74, 0.12)); }

.page-products .pd-compare__vizcap {
  margin: 16px 0 0;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--yx-mid);
}

.page-products .pd-indicators {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-ind {
  font-size: 0.8rem;
}

/* ---------- 评测工具 ---------- */
.page-products .pd-review-grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  margin-top: clamp(26px, 3.6vw, 44px);
  align-items: start;
}

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

.page-products .pd-review-item {
  padding: 18px 20px;
  border: 1px solid var(--yx-line);
  border-left: 3px solid var(--yx-ice);
  border-radius: 4px var(--pd-radius) var(--pd-radius) 4px;
  background: var(--yx-carbon);
}

.page-products .pd-review-tag {
  margin-bottom: 8px;
}

.page-products .pd-review-item p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.72;
  color: rgba(242, 245, 243, 0.76);
}

/* ---------- 数据看板 ---------- */
.page-products .pd-board {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
  margin-top: clamp(26px, 3.6vw, 44px);
}

.page-products .pd-board__live {
  padding: 26px 24px;
  background: linear-gradient(140deg, rgba(31, 58, 26, 0.85), rgba(12, 17, 20, 0.95));
  border-color: rgba(183, 255, 60, 0.32);
}

.page-products .pd-board__key {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--yx-mid);
}

.page-products .pd-board__val {
  margin: 10px 0 0;
  font-family: var(--yx-mono);
  font-size: clamp(3rem, 10vw, 5.4rem);
  font-weight: 700;
  line-height: 1;
  color: var(--yx-lime);
}

.page-products .pd-board__val span {
  font-size: 0.32em;
  margin-left: 6px;
  color: var(--yx-amber);
}

.page-products .pd-board__note {
  margin: 12px 0 0;
  font-size: 0.86rem;
  color: rgba(242, 245, 243, 0.68);
}

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

.page-products .pd-sub-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .pd-sub-list li {
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--yx-line);
  font-size: 0.92rem;
  line-height: 1.65;
  color: rgba(242, 245, 243, 0.74);
}

.page-products .pd-sub-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .pd-sub-list strong {
  display: inline-block;
  min-width: 5.4em;
  margin-right: 10px;
  font-weight: 500;
  color: var(--yx-mist);
}

/* ---------- 版本时间轴 ---------- */
.page-products .pd-timeline {
  display: grid;
  gap: 26px;
  margin: clamp(28px, 4vw, 48px) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-timeline__item {
  position: relative;
  padding-top: 24px;
  border-top: 2px solid var(--yx-line-strong);
}

.page-products .pd-timeline__item::before {
  content: "";
  position: absolute;
  top: -7px;
  left: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--yx-rock);
  border: 2px solid var(--yx-mid);
}

.page-products .pd-timeline__item--now {
  border-top-color: var(--yx-lime);
}

.page-products .pd-timeline__item--now::before {
  background: var(--yx-lime);
  border-color: var(--yx-lime);
  box-shadow: 0 0 0 6px rgba(183, 255, 60, 0.16);
}

.page-products .pd-timeline__ver {
  margin: 0;
  font-family: var(--yx-mono);
  font-size: 1.32rem;
  font-weight: 700;
  color: var(--yx-lime);
}

.page-products .pd-timeline__year {
  margin: 4px 0 0;
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  color: var(--yx-amber);
}

.page-products .pd-timeline__text {
  margin: 10px 0 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(242, 245, 243, 0.74);
}

/* ---------- 适用场景 ---------- */
.page-products .pd-paths {
  margin: clamp(26px, 3.6vw, 44px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.page-products .pd-path {
  padding: 22px clamp(18px, 3vw, 30px);
  border: 1px solid var(--yx-line);
  border-radius: var(--pd-radius);
  background: var(--yx-carbon);
}

.page-products .pd-path__who {
  margin: 0;
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--yx-ink);
  background: var(--yx-amber);
}

.page-products .pd-path__title {
  margin: 14px 0 0;
  font-size: 1.3rem;
  font-weight: 400;
}

.page-products .pd-path__text {
  margin: 10px 0 0;
  font-size: 0.94rem;
  line-height: 1.72;
  color: rgba(242, 245, 243, 0.74);
}

.page-products .pd-inline-link {
  margin: 24px 0 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: rgba(242, 245, 243, 0.66);
}

.page-products .pd-inline-link a {
  color: var(--yx-ice);
  text-decoration: none;
  border-bottom: 1px solid rgba(90, 216, 255, 0.4);
}

.page-products .pd-inline-link a:hover {
  border-bottom-color: var(--yx-ice);
}

/* ---------- 兼容与更新 ---------- */
.page-products .pd-spec--wide {
  margin-top: clamp(26px, 3.6vw, 44px);
}

.page-products .pd-cta {
  margin-top: clamp(26px, 3.6vw, 44px);
  padding: clamp(22px, 3.4vw, 36px);
  border-radius: var(--pd-radius);
  background: linear-gradient(120deg, rgba(14, 42, 51, 0.82), rgba(18, 23, 27, 0.96));
  border: 1px solid var(--yx-line);
}

.page-products .pd-cta__text {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.75;
  color: rgba(242, 245, 243, 0.8);
}

.page-products .pd-cta .pd-actions {
  margin-top: 22px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-products .pd-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pd-spec__row {
    grid-template-columns: 9.5rem minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-products .pd-compare {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

  .page-products .pd-board {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: stretch;
  }

  .page-products .pd-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px 28px;
  }

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

@media (min-width: 980px) {
  .page-products .pd-hero__inner {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  }

  .page-products .pd-install-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-products .pd-review-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: stretch;
  }

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

@media (min-width: 1024px) {
  .page-products .pd-layout {
    grid-template-columns: var(--pd-rail-w) minmax(0, 1fr);
  }

  .page-products .pd-rail {
    position: sticky;
    top: calc(var(--yx-head-h) + 26px);
    align-self: start;
  }

  .page-products .pd-rail__title {
    margin-bottom: 14px;
  }

  .page-products .pd-rail__list {
    display: block;
    overflow: visible;
    padding: 0;
    border-left: 1px solid var(--yx-line);
  }

  .page-products .pd-rail__list li + li {
    margin-top: 2px;
  }

  .page-products .pd-rail__link {
    display: flex;
    width: 100%;
    border: 0;
    border-radius: 0;
    padding: 9px 0 9px 16px;
    background: none;
  }

  .page-products .pd-rail__link[aria-current="true"] {
    color: var(--yx-mist);
    background: none;
    box-shadow: inset 2px 0 0 var(--yx-ice);
  }

  .page-products .pd-rail__link[aria-current="true"] .pd-rail__num {
    color: var(--yx-ice);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-rail__link {
    transition: none;
  }
}