.page-products {
  --prod-hair: var(--hair);
  --prod-radius: 2px;
}

.page-products .crumbs {
  padding: 24px 0 0;
}

.page-products .crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-products .crumbs__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-products .crumbs__link {
  color: var(--bronze-lit);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-products .crumbs__link:hover {
  color: var(--bronze);
  border-bottom-color: var(--bronze);
}

.page-products .crumbs__sep {
  color: var(--hair);
}

/* ---------- 首屏 ---------- */

.page-products .prod-hero {
  padding: 40px 0 0;
  max-width: 920px;
}

.page-products .prod-hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--bronze);
  text-transform: uppercase;
  margin: 0 0 18px;
}

.page-products .prod-hero .eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--bronze);
  display: inline-block;
}

.page-products .prod-hero__title {
  font-size: clamp(30px, 7.2vw, 62px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 0 0 20px;
}

.page-products .prod-hero__lede {
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
  max-width: 620px;
  margin: 0 0 32px;
}

.page-products .prod-hero__facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
  border-radius: var(--prod-radius);
  overflow: hidden;
  margin: 0 0 36px;
}

.page-products .prod-fact {
  background: var(--deep);
  padding: 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-products .prod-fact__k {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--mist);
  margin: 0;
}

.page-products .prod-fact__v {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: .02em;
  color: var(--orange);
  margin: 0;
  line-height: 1.2;
}

/* ---------- 设备选择器 ---------- */

.page-products .device-switch {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
  border-radius: var(--prod-radius);
  overflow: hidden;
  margin-bottom: 20px;
}

.page-products .device-switch__item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  column-gap: 14px;
  row-gap: 2px;
  align-items: baseline;
  padding: 16px 18px;
  background: var(--deep);
  text-decoration: none;
  transition: background .18s var(--ease), box-shadow .18s var(--ease);
}

.page-products .device-switch__item:hover {
  background: var(--lift);
  box-shadow: inset 0 0 0 1px var(--bronze);
}

.page-products .device-switch__item:focus-visible {
  outline: 2px solid var(--bronze);
  outline-offset: -2px;
}

.page-products .device-switch__key {
  grid-row: 1 / span 2;
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 300;
  color: var(--bronze);
  line-height: 1;
}

.page-products .device-switch__name {
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
  letter-spacing: .02em;
}

.page-products .device-switch__hint {
  font-size: 12.5px;
  color: var(--mist);
  line-height: 1.5;
}

/* ---------- 通用小节 ---------- */

.page-products .section {
  padding: 56px 0 0;
}

.page-products .section__head {
  max-width: 720px;
  margin-bottom: 26px;
}

.page-products .section__head .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--cyan);
  text-transform: uppercase;
  margin: 0 0 14px;
}

.page-products .section__head .eyebrow::before {
  content: "";
  width: 20px;
  height: 1px;
  background: var(--cyan);
  display: inline-block;
}

.page-products .section__head .h2 {
  font-size: clamp(22px, 4.4vw, 34px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.005em;
  color: var(--paper);
  margin: 0 0 14px;
}

.page-products .section__head .prose {
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
  margin: 0;
}

.page-products .media-frame {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--hair);
  border-radius: var(--prod-radius);
  background: var(--deep);
}

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

.page-products .media-frame--wide img {
  aspect-ratio: 21 / 12;
}

.page-products .media-frame--tall img {
  aspect-ratio: 3 / 4;
}

.page-products .media-frame__caption {
  padding: 12px 16px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--hair);
  margin: 0;
}

/* ---------- 设备说明 ---------- */

.page-products .device-section__figure {
  margin-bottom: 24px;
}

.page-products .device-panels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .device-panel {
  background: var(--deep);
  border: 1px solid var(--hair);
  border-radius: var(--prod-radius);
  padding: 22px 20px;
  transition: transform .18s var(--ease), border-color .18s var(--ease);
  scroll-margin-top: 72px;
}

.page-products .device-panel:hover {
  transform: translateY(-2px);
  border-color: var(--bronze);
}

.page-products .device-panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.page-products .device-panel__head .h3 {
  font-size: 20px;
  font-weight: 800;
  color: var(--paper);
  margin: 0;
  letter-spacing: .01em;
}

.page-products .device-panel__text {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--paper);
  opacity: .86;
  margin: 0 0 16px;
}

.page-products .device-panel__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-products .device-panel__list li {
  position: relative;
  padding: 10px 0 10px 18px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
  border-bottom: 1px solid var(--hair);
}

.page-products .device-panel__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .device-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  border-radius: 1px;
}

/* ---------- 规格说明 ---------- */

.page-products .spec-section__figure {
  margin-bottom: 26px;
}

.page-products .spec-stamp {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  padding: 12px 16px;
  margin-bottom: 22px;
  background: var(--deep);
  border: 1px solid var(--hair);
  border-left: 2px solid var(--orange);
  border-radius: var(--prod-radius);
  font-size: 13px;
  color: var(--mist);
}

.page-products .spec-stamp .stamp__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-products .spec-stamp .stamp__value {
  font-family: var(--mono);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--orange);
}

.page-products .spec-stamp .stamp__toggle {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--bronze-lit);
  background: transparent;
  border: 1px solid var(--hair);
  border-radius: var(--prod-radius);
  padding: 5px 10px;
  cursor: pointer;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-products .spec-stamp .stamp__toggle:hover,
.page-products .spec-stamp .stamp__toggle:focus-visible {
  border-color: var(--bronze);
  color: var(--bronze);
  outline: none;
}

.page-products .spec-stamp .stamp__toggle:focus-visible {
  box-shadow: 0 0 0 2px rgba(200, 162, 106, .35);
}

.page-products .spec-stamp .stamp__panel {
  flex-basis: 100%;
  padding-top: 10px;
  border-top: 1px solid var(--hair);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
  animation: prod-fade .2s var(--ease) both;
}

.page-products .spec-stamp .stamp__panel p {
  margin: 0;
}

@keyframes prod-fade {
  from { opacity: 0; transform: translateY(-3px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-products .spec-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-products .spec-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 12px 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--hair);
  transition: background .18s var(--ease);
}

.page-products .spec-item:hover {
  background: rgba(20, 51, 43, .5);
}

.page-products .spec-item__no {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 300;
  letter-spacing: .1em;
  color: var(--cyan);
  padding-top: 4px;
}

.page-products .spec-item__body {
  min-width: 0;
}

.page-products .spec-item__title {
  font-size: 17px;
  font-weight: 800;
  color: var(--paper);
  margin: 0 0 8px;
  letter-spacing: .01em;
}

.page-products .spec-item__text {
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
  margin: 0;
}

/* ---------- 归档 ---------- */

.page-products .archive-timeline {
  display: flex;
  align-items: center;
  gap: 0;
  margin: 0 0 24px;
  height: 16px;
}

.page-products .archive-timeline__node {
  flex: 1;
  height: 2px;
  background: var(--hair);
  position: relative;
}

.page-products .archive-timeline__node::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 8px;
  height: 8px;
  background: var(--hair);
  border-radius: 1px;
}

.page-products .archive-timeline__node--now {
  background: rgba(224, 138, 75, .35);
}

.page-products .archive-timeline__node--now::before {
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(224, 138, 75, .18);
}

.page-products .archive-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
}

.page-products .archive-section__figure {
  margin: 0;
}

.page-products .archive-section__figure img {
  aspect-ratio: 5 / 4;
}

.page-products .archive-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-products .archive-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--hair);
  align-items: start;
}

.page-products .code-chip {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
  background: transparent;
  border: 1px solid rgba(79, 216, 200, .32);
  border-radius: var(--prod-radius);
  padding: 3px 9px;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color .18s var(--ease), background .18s var(--ease), color .18s var(--ease);
}

.page-products .code-chip:hover {
  border-color: var(--cyan);
  background: rgba(79, 216, 200, .08);
}

.page-products .code-chip:focus-visible {
  outline: 2px solid var(--bronze);
  outline-offset: 2px;
}

.page-products .code-chip[data-copied="true"] {
  border-color: var(--bronze);
  color: var(--bronze-lit);
  background: rgba(200, 162, 106, .1);
}

.page-products .archive-item__body {
  min-width: 0;
}

.page-products .archive-item__what {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--paper);
  opacity: .88;
  margin: 0 0 6px;
}

.page-products .archive-item__when {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-products .archive-note {
  margin: 22px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
  padding-left: 14px;
  border-left: 2px solid var(--hair);
}

.page-products .archive-note a {
  color: var(--bronze-lit);
  text-decoration: none;
  border-bottom: 1px solid rgba(231, 200, 143, .35);
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-products .archive-note a:hover {
  color: var(--bronze);
  border-bottom-color: var(--bronze);
}

/* ---------- 版本演进 ---------- */

.page-products .evolution-section__figure {
  margin-bottom: 24px;
}

.page-products .evolution-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--hair);
  border: 1px solid var(--hair);
  border-radius: var(--prod-radius);
  overflow: hidden;
}

.page-products .evolution-cell {
  background: var(--deep);
  padding: 20px 18px;
  transition: background .18s var(--ease);
}

.page-products .evolution-cell:hover {
  background: var(--lift);
}

.page-products .evolution-cell__num {
  display: block;
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 300;
  letter-spacing: .02em;
  color: var(--bronze);
  margin-bottom: 10px;
  line-height: 1;
}

.page-products .evolution-cell__text {
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
  margin: 0;
}

/* ---------- 对照表 ---------- */

.page-products .compare-wrap {
  overflow-x: auto;
  border: 1px solid var(--hair);
  border-radius: var(--prod-radius);
  background: var(--deep);
}

.page-products .compare {
  width: 100%;
  min-width: 0;
  border-collapse: collapse;
  table-layout: fixed;
  font-size: 12.5px;
}

.page-products .compare th,
.page-products .compare td {
  text-align: left;
  padding: 12px 10px;
  vertical-align: top;
  border-bottom: 1px solid var(--hair);
  line-height: 1.6;
  word-break: break-word;
}

.page-products .compare thead th {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .06em;
  color: var(--bronze);
  background: var(--lift);
  position: sticky;
  top: 0;
}

.page-products .compare tbody th {
  font-weight: 700;
  color: var(--paper);
  font-size: 12.5px;
}

.page-products .compare tbody td {
  color: var(--mist);
}

.page-products .compare tbody td:last-child {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--orange);
}

.page-products .compare tbody tr:nth-child(even) {
  background: rgba(20, 51, 43, .35);
}

.page-products .compare tbody tr:hover {
  background: var(--lift);
}

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

.page-products .compare col,
.page-products .compare th:nth-child(1),
.page-products .compare td:nth-child(1) { width: 22%; }
.page-products .compare th:nth-child(2),
.page-products .compare td:nth-child(2) { width: 30%; }
.page-products .compare th:nth-child(3),
.page-products .compare td:nth-child(3) { width: 30%; }
.page-products .compare th:nth-child(4),
.page-products .compare td:nth-child(4) { width: 18%; }

/* ---------- 进入方式 ---------- */

.page-products .access-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
}

.page-products .access-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--hair);
}

.page-products .access-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 12px;
  padding: 20px 0;
  border-bottom: 1px solid var(--hair);
}

.page-products .access-item__no {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cyan);
  padding-top: 4px;
}

.page-products .access-item__body {
  min-width: 0;
}

.page-products .access-item__title {
  font-size: 17px;
  font-weight: 800;
  color: var(--paper);
  margin: 0 0 8px;
}

.page-products .access-item__text {
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
  margin: 0;
}

.page-products .access-section__figure {
  margin: 0;
}

.page-products .access-section__figure img {
  aspect-ratio: 5 / 4;
}

/* ---------- 变更提醒 ---------- */

.page-products .notice-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .notice-card {
  background: var(--deep);
  border: 1px solid var(--hair);
  border-radius: var(--prod-radius);
  padding: 20px 18px;
  transition: transform .18s var(--ease), border-color .18s var(--ease);
}

.page-products .notice-card:hover {
  transform: translateY(-2px);
  border-color: var(--bronze);
}

.page-products .notice-card__k {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--mist);
  margin-bottom: 10px;
}

.page-products .notice-card__v {
  font-family: var(--mono);
  font-size: 20px;
  font-weight: 400;
  color: var(--orange);
  margin: 0 0 12px;
  line-height: 1.2;
  letter-spacing: .02em;
}

.page-products .notice-card__v a {
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(224, 138, 75, .4);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-products .notice-card__v a:hover {
  color: var(--bronze-lit);
  border-bottom-color: var(--bronze-lit);
}

.page-products .notice-card__t {
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
  margin: 0;
}

.page-products .notice-section {
  padding-bottom: 72px;
}

/* ---------- 媒体查询 ---------- */

@media (min-width: 640px) {
  .page-products .prod-hero__facts {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .device-switch {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .device-switch__item {
    padding: 18px 20px;
  }

  .page-products .notice-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .evolution-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-products .compare {
    font-size: 13.5px;
  }
}

@media (min-width: 900px) {
  .page-products .section {
    padding-top: 76px;
  }

  .page-products .prod-hero {
    padding-top: 56px;
  }

  .page-products .device-panels {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .page-products .archive-layout {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    gap: 32px;
  }

  .page-products .access-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
    gap: 36px;
  }

  .page-products .evolution-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .notice-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .compare th,
  .page-products .compare td {
    padding: 14px 16px;
  }

  .page-products .spec-item {
    grid-template-columns: 64px 1fr;
    gap: 14px 24px;
  }

  .page-products .access-item {
    grid-template-columns: 56px 1fr;
  }
}
<<<END>>>