.page-products {
  --pd-line: rgba(185, 167, 255, 0.16);
  --pd-line-soft: rgba(185, 167, 255, 0.09);
  --pd-glow-violet: rgba(108, 62, 240, 0.42);
  --pd-glow-cyan: rgba(57, 240, 208, 0.14);
  --pd-panel: rgba(21, 16, 51, 0.72);
  --pd-gap-lg: clamp(24px, 4vw, 56px);
  display: block;
}

.page-products .breadcrumb {
  padding-top: clamp(14px, 2vw, 22px);
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-products .breadcrumb__item a {
  color: var(--mist);
  text-decoration: none;
}

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

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

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 4vw, 40px) 0 clamp(36px, 6vw, 76px);
}

.page-products .pd-hero::before {
  content: "";
  position: absolute;
  inset: -18% -24% auto -24%;
  height: 96%;
  background:
    radial-gradient(58% 68% at 72% 18%, var(--pd-glow-violet), transparent 72%),
    radial-gradient(42% 54% at 16% 62%, var(--pd-glow-cyan), transparent 70%);
  pointer-events: none;
}

.page-products .pd-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.page-products .pd-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 16px;
  padding: 7px 14px 7px 11px;
  border: 1px solid var(--pd-line);
  border-radius: 999px;
  background: rgba(11, 16, 38, 0.55);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
  text-transform: uppercase;
}

.page-products .pd-hero__title {
  margin: 0 0 18px;
  font-size: clamp(32px, 7.4vw, 68px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 900;
  color: var(--text);
}

.page-products .pd-hero__lede {
  max-width: 34em;
  color: var(--mist);
  font-size: 16px;
  line-height: 1.7;
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .pd-hero__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: clamp(24px, 3.6vw, 40px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pd-line);
}

.page-products .pd-hero__facts li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--pd-line-soft);
}

.page-products .pd-key {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fog);
}

.page-products .pd-val {
  font-size: 14px;
  color: var(--text);
  text-align: right;
}

.page-products .pd-val.num {
  font-family: var(--font-num);
  font-size: 20px;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-products .pd-hero__figure {
  position: relative;
}

.page-products .pd-hero__figure .media-frame {
  border-color: rgba(108, 62, 240, 0.55);
  box-shadow: var(--shadow);
}

.page-products .pd-hero__stamp {
  position: absolute;
  left: clamp(12px, 2vw, 20px);
  bottom: clamp(-16px, -1.6vw, -10px);
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 18px 12px;
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--cyan);
  background: rgba(11, 16, 38, 0.9);
  backdrop-filter: blur(6px);
}

.page-products .pd-hero__stamp-label {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fog);
}

.page-products .pd-hero__stamp-num {
  font-family: var(--font-num);
  font-size: clamp(30px, 5vw, 44px);
  line-height: 1;
  letter-spacing: -0.05em;
  background: linear-gradient(160deg, var(--cyan), var(--violet-soft));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- 通道选择 ---------- */
.page-products .pd-channels__body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.6vw, 32px);
  margin-top: clamp(20px, 3vw, 36px);
}

.page-products .pd-channels__tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 0 0 10px;
  border-bottom: 1px solid var(--pd-line);
  -webkit-overflow-scrolling: touch;
}

.page-products .pd-channels__tab {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  padding: 10px 15px;
  border: 1px solid var(--pd-line);
  color: var(--mist);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-products .pd-channels__tab-index {
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: 0.06em;
}

.page-products .pd-channels__tab:hover,
.page-products .pd-channels__tab:focus-visible {
  color: var(--text);
  border-color: var(--line-strong);
  background: rgba(108, 62, 240, 0.14);
}

.page-products .pd-channels__tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .pd-channels__panels {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
}

.page-products .pd-channel {
  scroll-margin-top: calc(var(--bar-h) + 28px);
  padding: clamp(20px, 2.8vw, 32px);
  border: 1px solid var(--pd-line);
  border-left: 3px solid var(--violet);
  background: linear-gradient(155deg, var(--pd-panel), rgba(11, 16, 38, 0.85));
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.page-products .pd-channel--apple {
  border-left-color: var(--cyan);
}

.page-products .pd-channel:hover {
  border-color: var(--line-strong);
}

.page-products .pd-channel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.page-products .pd-channel__title {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-products .pd-channel__body {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .pd-channel__list {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.page-products .pd-channel__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
}

.page-products .pd-channel__list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 8px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  opacity: 0.85;
}

.page-products .pd-channel__note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed var(--pd-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--fog);
}

/* ---------- 苹果设备 ---------- */
.page-products .pd-apple__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: start;
  margin-top: clamp(20px, 3vw, 34px);
}

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

.page-products .pd-apple__cap {
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--fog);
  line-height: 1.6;
}

.page-products .pd-apple__list {
  margin: 0 0 22px;
  display: grid;
  gap: 0;
}

.page-products .pd-apple__row {
  padding: 16px 0;
  border-top: 1px solid var(--pd-line);
}

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

.page-products .pd-apple__row dt {
  margin-bottom: 7px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-products .pd-apple__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 版本时间线 ---------- */
.page-products .pd-versions__figure {
  margin: clamp(20px, 3vw, 34px) 0 clamp(22px, 3.4vw, 40px);
  border: 1px solid var(--pd-line);
  border-top: 2px solid var(--violet);
  overflow: hidden;
}

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

.page-products .pd-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pd-timeline__item {
  position: relative;
  padding: 0 0 clamp(22px, 3vw, 32px) 34px;
}

.page-products .pd-timeline__item::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--violet);
  box-shadow: 0 0 0 4px rgba(108, 62, 240, 0.18);
}

.page-products .pd-timeline__item::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 24px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--line-strong), transparent);
}

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

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

.page-products .pd-timeline__item--current::after {
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(57, 240, 208, 0.2);
}

.page-products .pd-timeline__ver {
  margin: 0 0 4px;
  font-family: var(--font-num);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-products .pd-timeline__item--current .pd-timeline__ver {
  color: var(--cyan);
  font-size: 20px;
}

.page-products .pd-timeline__title {
  margin: 0 0 6px;
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 800;
  letter-spacing: -0.015em;
  color: var(--text);
}

.page-products .pd-timeline__desc {
  margin: 0;
  max-width: 42em;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 安装步骤 ---------- */
.page-products .pd-steps__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
  margin-top: clamp(20px, 3vw, 34px);
}

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

.page-products .pd-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: clamp(12px, 2vw, 18px);
}

.page-products .pd-step {
  position: relative;
  padding: clamp(18px, 2.6vw, 28px);
  border: 1px solid var(--pd-line);
  border-top: 3px solid var(--violet);
  background: var(--pd-panel);
  transition: border-color 0.25s ease;
}

.page-products .pd-step:nth-child(2) {
  border-top-color: var(--cyan);
}

.page-products .pd-step:nth-child(3) {
  border-top-color: var(--mist);
}

.page-products .pd-step:hover {
  border-color: var(--line-strong);
  border-top-color: var(--violet-soft);
}

.page-products .pd-step__num {
  margin: 0 0 10px;
  font-family: var(--font-num);
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1;
  letter-spacing: -0.05em;
  color: var(--violet-soft);
}

.page-products .pd-step__title {
  margin: 0 0 8px;
  font-size: clamp(17px, 2.2vw, 20px);
  font-weight: 800;
  color: var(--text);
}

.page-products .pd-step__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 兼容矩阵 ---------- */
.page-products .pd-matrix__banner {
  margin: clamp(18px, 2.6vw, 30px) 0 clamp(16px, 2.4vw, 24px);
  border: 1px solid var(--pd-line);
  border-left: 3px solid var(--cyan);
  overflow: hidden;
}

.page-products .pd-matrix__banner img {
  display: block;
  width: 100%;
  height: clamp(120px, 18vw, 220px);
  max-width: 100%;
  object-fit: cover;
}

.page-products .pd-matrix__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--pd-line);
  background: rgba(11, 16, 38, 0.55);
}

.page-products .pd-matrix {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pd-matrix__cap {
  padding: 14px 16px;
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--fog);
  caption-side: top;
}

.page-products .pd-matrix th {
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fog);
  border-bottom: 1px solid var(--line-strong);
  white-space: nowrap;
}

.page-products .pd-matrix td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--pd-line-soft);
  color: var(--mist);
  line-height: 1.6;
  vertical-align: top;
}

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

.page-products .pd-matrix tbody tr:hover td {
  background: rgba(108, 62, 240, 0.1);
}

.page-products .pd-matrix td:first-child {
  color: var(--text);
  font-weight: 700;
  white-space: nowrap;
}

.page-products .pd-matrix .status-dot {
  display: inline-block;
  margin-right: 7px;
  vertical-align: middle;
}

/* ---------- 日志与反馈 ---------- */
.page-products .pd-logs__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 36px);
  margin-top: clamp(20px, 3vw, 34px);
  align-items: start;
}

.page-products .pd-logs__list {
  display: grid;
  gap: 10px;
}

.page-products .pd-log {
  border: 1px solid var(--pd-line);
  background: var(--pd-panel);
}

.page-products .pd-log[open] {
  border-left: 3px solid var(--cyan);
}

.page-products .pd-log__summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 18px;
  min-height: 44px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  list-style: none;
}

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

.page-products .pd-log__summary::after {
  content: "+";
  margin-left: auto;
  font-size: 18px;
  color: var(--mist);
}

.page-products .pd-log[open] .pd-log__summary::after {
  content: "–";
  color: var(--cyan);
}

.page-products .pd-log__ver {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  flex: none;
}

.page-products .pd-log__body {
  padding: 0 18px 17px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .pd-feedback {
  padding: clamp(20px, 2.8vw, 30px);
  border: 1px solid var(--line-strong);
  background: linear-gradient(160deg, rgba(108, 62, 240, 0.22), rgba(21, 16, 51, 0.9) 62%);
}

.page-products .pd-feedback__title {
  margin: 0 0 12px;
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-products .pd-feedback__body {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .pd-feedback__list {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .pd-feedback__list li {
  padding-left: 16px;
  border-left: 2px solid var(--violet-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .pd-feedback__list a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(57, 240, 208, 0.4);
}

.page-products .pd-feedback__list a:hover {
  color: var(--text);
  border-bottom-color: var(--text);
}

.page-products .pd-feedback__note {
  margin: 0;
  padding-top: 13px;
  border-top: 1px dashed var(--pd-line);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--fog);
  line-height: 1.7;
}

.page-products .pd-logs__foot {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3.4vw, 40px);
  padding-top: clamp(20px, 2.8vw, 30px);
  border-top: 1px solid var(--pd-line);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .pd-hero__facts {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .pd-hero__facts li {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 14px 0;
    border-bottom: 0;
    border-right: 1px solid var(--pd-line-soft);
    padding-right: 16px;
  }

  .page-products .pd-hero__facts li:last-child {
    border-right: 0;
  }

  .page-products .pd-val {
    text-align: left;
  }
}

@media (min-width: 860px) {
  .page-products .pd-hero__inner {
    grid-template-columns: 1.04fr 0.96fr;
  }

  .page-products .pd-channels__body {
    grid-template-columns: 210px 1fr;
    align-items: start;
  }

  .page-products .pd-channels__tabs {
    position: sticky;
    top: calc(var(--bar-h) + 20px);
    flex-direction: column;
    overflow: visible;
    padding: 0 0 0 14px;
    border-bottom: 0;
    border-left: 1px solid var(--pd-line);
    gap: 6px;
  }

  .page-products .pd-channels__tab {
    border: 0;
    border-left: 2px solid transparent;
    margin-left: -15px;
    padding: 10px 12px 10px 15px;
    white-space: normal;
  }

  .page-products .pd-channels__tab:hover,
  .page-products .pd-channels__tab:focus-visible {
    border-left-color: var(--cyan);
    background: rgba(108, 62, 240, 0.12);
  }

  .page-products .pd-apple__inner {
    grid-template-columns: 0.72fr 1.28fr;
    align-items: center;
  }

  .page-products .pd-steps__layout {
    grid-template-columns: 300px 1fr;
    gap: clamp(24px, 3.4vw, 44px);
  }

  .page-products .pd-logs__grid {
    grid-template-columns: 1.25fr 0.75fr;
  }
}

@media (min-width: 1120px) {
  .page-products .pd-timeline {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0;
    border-top: 1px solid var(--pd-line);
    padding-top: 26px;
  }

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

  .page-products .pd-timeline__item::after {
    top: -32px;
    left: 0;
  }

  .page-products .pd-timeline__item::before {
    left: 5px;
    top: -26px;
    bottom: auto;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, var(--line-strong), transparent);
  }

  .page-products .pd-timeline__item:last-child::before {
    display: block;
  }

  .page-products .pd-timeline__title {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pd-channel,
  .page-products .pd-step,
  .page-products .pd-channels__tab {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>