.page-products {
  --prod-gap: 26px;
  --prod-card-pad: 20px;
  --prod-phone-w: 320px;
  padding: 0 0 72px;
}

/* 首屏 */
.page-products .prod-masthead {
  padding: 20px 0 6px;
}
.page-products .prod-masthead h1 {
  margin: 14px 0 16px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(27px, 6.2vw, 50px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--white);
  max-width: 22ch;
}
.page-products .prod-lede {
  margin: 0;
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(245, 247, 255, 0.78);
}

.page-products .prod-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
  padding-top: 18px;
  border-top: var(--line);
}
.page-products .prod-jump a {
  display: inline-block;
  padding: 6px 10px;
  border: 1px solid rgba(124, 137, 173, 0.32);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
  text-decoration: none;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}
.page-products .prod-jump a:hover,
.page-products .prod-jump a:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* 骨架 */
.page-products .prod-shell {
  display: grid;
  gap: var(--prod-gap);
  margin-top: 30px;
}

/* 规格侧栏 */
.page-products .prod-spec {
  padding: 18px 16px 20px;
  border: var(--line);
  border-radius: var(--radius);
  background: var(--ink-slate);
  box-shadow: var(--shadow-in);
}
.page-products .prod-spec__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
}
.page-products .prod-spec__list {
  margin: 0;
  display: grid;
  gap: 10px;
}
.page-products .prod-spec__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: var(--line);
}
.page-products .prod-spec__list > .prod-spec__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-products .prod-spec__row dt {
  font-size: 13px;
  color: var(--mist);
}
.page-products .prod-spec__row dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--white);
}
.page-products .prod-spec__hint {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: var(--line);
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}
.page-products .prod-spec__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-top: 12px;
}
.page-products .prod-spec__jump a {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold);
  text-decoration: none;
  padding-bottom: 1px;
  border-bottom: 1px solid transparent;
  transition: border-color 160ms var(--ease);
}
.page-products .prod-spec__jump a:hover,
.page-products .prod-spec__jump a:focus-visible {
  border-bottom-color: var(--gold);
}

/* 卡片流 */
.page-products .prod-flow {
  min-width: 0;
}
.page-products .prod-card {
  padding: var(--prod-card-pad);
  margin-bottom: 30px;
  border: var(--line);
  border-radius: var(--radius);
  background: var(--ink-slate);
  box-shadow: var(--shadow-in);
  scroll-margin-top: calc(var(--header-h) + 20px);
}
.page-products .prod-card:last-child {
  margin-bottom: 0;
}
.page-products .prod-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding-bottom: 14px;
  margin-bottom: 20px;
  border-bottom: var(--line);
}
.page-products .prod-card__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}
.page-products .prod-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 4.4vw, 26px);
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--white);
}
.page-products .prod-sub {
  margin: 26px 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.01em;
  color: var(--cyan);
}

/* 正文 */
.page-products .prod-text {
  font-size: 15px;
  line-height: 1.78;
  color: rgba(245, 247, 255, 0.78);
}
.page-products .prod-text p {
  margin: 0 0 12px;
  max-width: 38em;
}
.page-products .prod-text p:last-child {
  margin-bottom: 0;
}
.page-products .prod-aside {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 40em;
}
.page-products .prod-link {
  position: relative;
  color: var(--cyan);
  text-decoration: none;
}
.page-products .prod-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 160ms var(--ease);
}
.page-products .prod-link:hover::after,
.page-products .prod-link:focus-visible::after {
  transform: scaleX(1);
}

/* 规格条 */
.page-products .spec-strip {
  display: grid;
  gap: 1px;
  margin-top: 22px;
  background: rgba(124, 137, 173, 0.22);
  border: 1px solid rgba(124, 137, 173, 0.22);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-products .spec-strip__cell {
  display: grid;
  gap: 6px;
  padding: 13px 14px;
  background: var(--ink-night);
}
.page-products .spec-strip__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
}
.page-products .spec-strip__value {
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

/* 小屏排布 */
.page-products .screen-layout {
  display: grid;
  gap: 24px;
}
.page-products .screen-frame {
  width: 100%;
  max-width: var(--prod-phone-w);
  margin-inline: auto;
  padding: 12px 12px 16px;
  border: 1px solid rgba(124, 137, 173, 0.42);
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(11, 16, 32, 0.96), rgba(18, 24, 43, 0.96));
  box-shadow: inset 0 1px 0 rgba(245, 247, 255, 0.05), 0 0 44px rgba(79, 227, 209, 0.06);
}
.page-products .screen-frame__bar {
  display: flex;
  gap: 5px;
  padding: 2px 4px 12px;
}
.page-products .screen-frame__bar span {
  display: block;
  width: 24px;
  height: 3px;
  border-radius: 2px;
  background: rgba(124, 137, 173, 0.36);
}
.page-products .screen-frame__bar span:first-child {
  width: 12px;
  background: var(--cyan);
}
.page-products .screen-frame__label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}
.page-products .ball-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 6px;
}
.page-products .ball-grid--wide {
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 4px;
}
.page-products .ball {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1 / 1;
  border: 1px solid rgba(124, 137, 173, 0.3);
  border-radius: 2px;
  background: rgba(124, 137, 173, 0.1);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--white);
}
.page-products .ball--hot {
  border-color: rgba(255, 122, 77, 0.5);
  background: rgba(255, 122, 77, 0.14);
  color: var(--coral);
}
.page-products .ball--cold {
  border-color: rgba(79, 227, 209, 0.34);
  background: rgba(79, 227, 209, 0.08);
  color: var(--cyan);
}
.page-products .ball-grid--wide .ball {
  font-size: 10px;
  letter-spacing: 0;
}

.page-products .prod-switch {
  margin-top: 14px;
  padding-top: 12px;
  border-top: var(--line);
}
.page-products .prod-switch summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}
.page-products .prod-switch summary::-webkit-details-marker {
  display: none;
}
.page-products .prod-switch summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--gold);
}
.page-products .prod-switch[open] summary::before {
  content: "−";
}
.page-products .prod-switch .screen-frame__label {
  margin-top: 14px;
}

.page-products .screen-copy {
  min-width: 0;
}
.page-products .screen-figure {
  margin: 0 0 22px;
}
.page-products .screen-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid rgba(124, 137, 173, 0.24);
  border-radius: var(--radius);
}
.page-products .screen-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}
.page-products .screen-figure--wide {
  margin: 24px 0 0;
}

/* 冷热矩阵 */
.page-products .heat-matrix {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 3px;
  margin: 18px 0 14px;
}
.page-products .heat-cell {
  aspect-ratio: 1 / 1;
  border-radius: 1px;
  background: rgba(124, 137, 173, 0.2);
}
.page-products .heat-cell--h1 { background: rgba(255, 122, 77, 0.72); }
.page-products .heat-cell--h2 { background: rgba(255, 122, 77, 0.38); }
.page-products .heat-cell--h3 { background: rgba(232, 184, 92, 0.28); }
.page-products .heat-cell--h4 { background: rgba(124, 137, 173, 0.22); }
.page-products .heat-cell--h5 { background: rgba(79, 227, 209, 0.2); }

.page-products .heat-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mist);
}
.page-products .heat-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.page-products .swatch {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 1px;
}
.page-products .swatch--hot { background: rgba(255, 122, 77, 0.72); }
.page-products .swatch--mid { background: rgba(232, 184, 92, 0.28); }
.page-products .swatch--cold { background: rgba(79, 227, 209, 0.2); }

/* 连号三档 */
.page-products .sequence-rows {
  display: grid;
  gap: 1px;
  margin-top: 12px;
  background: rgba(124, 137, 173, 0.22);
  border: 1px solid rgba(124, 137, 173, 0.22);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-products .sequence-row {
  display: grid;
  gap: 5px;
  padding: 13px 14px;
  background: var(--ink-night);
}
.page-products .sequence-row__label {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--gold);
}
.page-products .sequence-row__note {
  font-size: 14px;
  line-height: 1.72;
  color: rgba(245, 247, 255, 0.72);
}

/* 离线期号包 */
.page-products .pkg-blocks {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}
.page-products .pkg-block {
  position: relative;
}
.page-products .pkg-block__face {
  display: flex;
  align-items: flex-end;
  height: 68px;
  padding: 8px 9px;
  border: 1px solid rgba(124, 137, 173, 0.28);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--white);
}
.page-products .pkg-block:nth-child(1) .pkg-block__face { background: rgba(79, 227, 209, 0.22); border-color: rgba(79, 227, 209, 0.44); }
.page-products .pkg-block:nth-child(2) .pkg-block__face { background: rgba(79, 227, 209, 0.15); }
.page-products .pkg-block:nth-child(3) .pkg-block__face { background: rgba(79, 227, 209, 0.1); }
.page-products .pkg-block:nth-child(4) .pkg-block__face { background: rgba(124, 137, 173, 0.14); }
.page-products .pkg-block:nth-child(5) .pkg-block__face { background: rgba(124, 137, 173, 0.1); }
.page-products .pkg-block:nth-child(6) .pkg-block__face { background: rgba(124, 137, 173, 0.07); }

.page-products .pkg-block__tip {
  position: absolute;
  left: 0;
  right: 0;
  bottom: calc(100% + 6px);
  z-index: 3;
  padding: 7px 9px;
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--paper-ink);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  opacity: 0;
  visibility: hidden;
  transform: translateY(3px);
  transition: opacity 160ms var(--ease), transform 160ms var(--ease), visibility 160ms;
}
.page-products .pkg-block:hover .pkg-block__tip,
.page-products .pkg-block:focus-within .pkg-block__tip {
  opacity: 1;
  visibility: visible;
  transform: none;
}

/* 更新日志 */
.page-products .log-figure {
  margin: 0 0 20px;
}
.page-products .log-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid rgba(124, 137, 173, 0.24);
  border-radius: var(--radius);
}
.page-products .log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: log;
}
.page-products .log-item {
  display: grid;
  gap: 6px;
  padding: 14px 0;
  border-bottom: var(--line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}
.page-products .log-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.page-products .log-item__ver {
  font-family: var(--font-mono);
  font-size: 17px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}
.page-products .log-item__desc {
  font-size: 14px;
  line-height: 1.72;
  color: rgba(245, 247, 255, 0.75);
}
.page-products .log-item:target {
  padding-left: 14px;
  background: rgba(232, 184, 92, 0.05);
  box-shadow: inset 3px 0 0 var(--gold);
}

/* 设备与权限 */
.page-products .perm-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(124, 137, 173, 0.22);
  border: 1px solid rgba(124, 137, 173, 0.22);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-products .perm-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  padding: 13px 14px;
  background: var(--ink-night);
}
.page-products .perm-mark {
  flex: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.2;
  text-align: center;
}
.page-products .perm-row--yes .perm-mark { color: var(--cyan); }
.page-products .perm-row--no .perm-mark { color: var(--mist); }
.page-products .perm-name {
  flex: 0 0 auto;
  font-size: 14px;
  font-weight: 500;
  color: var(--white);
}
.page-products .perm-note {
  flex: 1 1 220px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 247, 255, 0.7);
}

/* 平板与桌面 */
@media (min-width: 600px) {
  .page-products {
    --prod-card-pad: 26px;
  }
  .page-products .spec-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .perm-row {
    flex-wrap: nowrap;
  }
}

@media (min-width: 900px) {
  .page-products {
    --prod-gap: 36px;
    --prod-card-pad: 30px;
  }
  .page-products .prod-shell {
    grid-template-columns: 248px minmax(0, 1fr);
    align-items: start;
    margin-top: 38px;
  }
  .page-products .prod-spec {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
  .page-products .prod-card {
    margin-bottom: 44px;
  }
  .page-products .screen-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }
  .page-products .screen-frame {
    margin-inline: 0;
  }
  .page-products .log-item {
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 6px 22px;
    align-items: baseline;
  }
  .page-products .sequence-row {
    grid-template-columns: 130px minmax(0, 1fr);
    gap: 6px 20px;
    align-items: baseline;
  }
}

@media (min-width: 1080px) {
  .page-products .spec-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-products .heat-matrix {
    grid-template-columns: repeat(10, minmax(0, 1fr));
  }
  .page-products .pkg-blocks {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-jump a,
  .page-products .prod-link::after,
  .page-products .prod-spec__jump a,
  .page-products .pkg-block__tip {
    transition: none;
  }
  .page-products .pkg-block__tip {
    transform: none;
  }
}
<<<END>>>