.page-products {
  --proj-rail-w: 210px;
  --proj-block-gap: 60px;
}

.page-products .projects-hero {
  display: grid;
  gap: 30px;
  padding: 42px 0 38px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .projects-hero__lead {
  min-width: 0;
}

.page-products .eyebrow {
  margin: 0 0 12px;
}

.page-products h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 5vw, 3.15rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--paper);
  max-width: 20ch;
}

.page-products .projects-hero__lead .lede {
  margin: 18px 0 0;
  max-width: 46ch;
  color: var(--mist);
  font-size: clamp(0.96rem, 1.1vw, 1.05rem);
  line-height: 1.85;
}

.page-products .hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  align-self: start;
}

.page-products .hero-stat {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 16px 13px;
  background: var(--ink-800);
}

.page-products .hero-stat__num {
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 2.2vw, 1.6rem);
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--gold-bright);
}

.page-products .hero-stat__label {
  font-size: 12px;
  line-height: 1.4;
  color: var(--mist);
  letter-spacing: 0.06em;
}

/* ---------- 两栏：能力索引 + 能力详情 ---------- */

.page-products .cap-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  padding-top: 44px;
}

.page-products .cap-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--stone);
  text-transform: uppercase;
}

.page-products .cap-nav {
  display: flex;
  gap: 0;
  overflow-x: auto;
  border-bottom: 1px solid var(--line-soft);
  scrollbar-width: none;
}

.page-products .cap-nav::-webkit-scrollbar {
  display: none;
}

.page-products .cap-nav__item {
  flex: 0 0 auto;
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 11px 16px 10px;
  border-bottom: 2px solid transparent;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) ease, border-color var(--dur) ease, background var(--dur) ease;
}

.page-products .cap-nav__item:hover,
.page-products .cap-nav__item:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--jade);
  background: rgba(47, 191, 160, 0.06);
}

.page-products .cap-nav__item.is-current {
  color: var(--gold-bright);
  border-bottom-color: var(--gold);
  background: linear-gradient(180deg, rgba(201, 162, 39, 0.1), transparent);
}

.page-products .cap-nav__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--copper);
}

.page-products .cap-nav__item.is-current .cap-nav__num {
  color: var(--gold);
}

.page-products .cap-nav__text {
  font-size: 13.5px;
  line-height: 1.5;
}

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

/* ---------- 单个能力块 ---------- */

.page-products .cap-block {
  scroll-margin-top: 76px;
  padding-bottom: 48px;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--line-soft);
}

.page-products .cap-block:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: none;
}

.page-products .cap-block__head {
  margin-bottom: 20px;
}

.page-products .cap-block__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--gold);
  margin-bottom: 10px;
}

.page-products .cap-block__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.42rem, 3vw, 2rem);
  line-height: 1.24;
  color: var(--paper);
  letter-spacing: -0.005em;
}

.page-products .cap-block__sub {
  margin: 0;
  padding-left: 13px;
  border-left: 2px solid var(--copper);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .cap-block .prose {
  margin: 20px 0 0;
  color: var(--mist);
}

.page-products p a,
.page-products .note-panel a,
.page-products .prose a {
  color: var(--jade);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products p a:hover,
.page-products .note-panel a:hover {
  color: var(--gold-bright);
}

/* ---------- 日期区间展示 ---------- */

.page-products .range-demo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  padding: 20px 18px;
  margin: 26px 0;
  background: var(--ink-800);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--copper);
}

.page-products .range-demo__field {
  display: flex;
  flex-direction: column;
  gap: 7px;
  min-width: 0;
}

.page-products .range-demo__label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  color: var(--stone);
}

.page-products .range-demo__value {
  font-family: var(--font-mono);
  font-size: clamp(1.05rem, 2.4vw, 1.5rem);
  letter-spacing: 0.05em;
  color: var(--paper);
  line-height: 1.2;
}

.page-products .range-demo__field--end {
  align-items: flex-start;
}

.page-products .range-demo__track {
  position: relative;
  height: 4px;
  background: var(--ink-700);
}

.page-products .range-demo__bar {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(140, 47, 30, 0.9), var(--jade));
}

/* ---------- 双视图说明 ---------- */

.page-products .view-pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  margin: 26px 0;
}

.page-products .view-pair__col {
  background: var(--ink-800);
  padding: 20px 18px;
}

.page-products .view-pair__col p {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 图文块 ---------- */

.page-products .media-figure {
  margin: 28px 0;
}

.page-products .media-frame {
  overflow: hidden;
  border: 1px solid var(--line-soft);
}

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

.page-products .media-caption {
  margin-top: 10px;
  padding-left: 12px;
  border-left: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--stone);
}

/* ---------- 旁注面板 ---------- */

.page-products .note-panel {
  margin: 26px 0;
  padding: 20px 20px 22px;
  background: var(--ink-800);
}

.page-products .note-panel__title {
  margin: 0 0 9px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--gold-bright);
  letter-spacing: 0.01em;
}

.page-products .note-panel p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--mist);
}

/* ---------- 平板特性清单 ---------- */

.page-products .feature-list {
  list-style: none;
  margin: 26px 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-products .feature-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .feature-list__k {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--gold);
}

/* ---------- 期号时间轴 ---------- */

.page-products .period-track {
  list-style: none;
  margin: 28px 0;
  padding: 0 0 0 26px;
  border-left: 1px solid var(--line);
}

.page-products .period-track__item {
  position: relative;
  padding-bottom: 28px;
}

.page-products .period-track__item:last-child {
  padding-bottom: 0;
}

.page-products .period-track__item::before {
  content: "";
  position: absolute;
  left: -30.5px;
  top: 5px;
  width: 9px;
  height: 9px;
  background: var(--ink-900);
  border: 1px solid var(--gold);
}

.page-products .period-track__item:last-child::before {
  background: var(--jade);
  border-color: var(--jade);
}

.page-products .period-track__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--jade);
  margin-bottom: 7px;
}

.page-products .period-track__title {
  margin: 0 0 7px;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

.page-products .period-track__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 章节容器 ---------- */

.page-products .cap-section {
  padding-top: 40px;
  margin-top: 56px;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 76px;
}

.page-products .cap-section .prose {
  margin: 18px 0 0;
  color: var(--mist);
}

.page-products .section-head {
  margin-bottom: 4px;
}

.page-products .section-head__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--copper);
  margin-bottom: 9px;
}

.page-products .section-head__title {
  margin: 0 0 9px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.4rem, 3.2vw, 2.05rem);
  line-height: 1.24;
  color: var(--paper);
}

.page-products .section-head__note {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
  padding-left: 13px;
  border-left: 2px solid var(--gold);
}

/* ---------- 版本更新网格 ---------- */

.page-products .version-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  margin: 26px 0;
}

.page-products .version-item {
  background: var(--ink-800);
  padding: 22px 20px 24px;
}

.page-products .version-item__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  color: var(--jade);
  border: 1px solid rgba(47, 191, 160, 0.45);
  padding: 3px 8px;
  margin-bottom: 13px;
}

.page-products .version-item h3 {
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

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

/* ---------- 设备对照表 ---------- */

.page-products .device-table-wrap {
  margin: 26px 0 0;
  overflow-x: auto;
  border: 1px solid var(--line-soft);
  -webkit-overflow-scrolling: touch;
}

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

.page-products .device-table thead th {
  background: var(--ink-700);
  color: var(--gold-bright);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 400;
  letter-spacing: 0.14em;
  white-space: nowrap;
}

.page-products .device-table th,
.page-products .device-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
}

.page-products .device-table tbody th {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--paper);
  white-space: nowrap;
}

.page-products .device-table tbody td {
  color: var(--mist);
  line-height: 1.75;
}

.page-products .device-table tbody tr:nth-child(odd) {
  background: rgba(30, 37, 51, 0.42);
}

.page-products .device-table tbody tr:nth-child(even) {
  background: rgba(20, 25, 36, 0.55);
}

.page-products .device-table tbody tr:last-child th,
.page-products .device-table tbody tr:last-child td {
  border-bottom: none;
}

/* ---------- 四步流程 ---------- */

.page-products .flow-track {
  position: relative;
  margin-top: 30px;
}

.page-products .flow-line {
  display: none;
}

.page-products .flow-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-products .flow-step {
  position: relative;
}

.page-products .flow-step__link {
  display: block;
  padding: 16px 18px 18px;
  background: var(--ink-800);
  border: 1px solid var(--line-soft);
  text-decoration: none;
  transition: border-color var(--dur) ease, background var(--dur) ease;
}

.page-products .flow-step__link:hover,
.page-products .flow-step__link:focus-visible {
  border-color: rgba(47, 191, 160, 0.6);
  background: var(--ink-700);
}

.page-products .flow-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink-900);
  background: linear-gradient(135deg, var(--gold-bright), var(--gold));
  margin-bottom: 12px;
}

.page-products .flow-step__label {
  display: block;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
  margin-bottom: 6px;
}

.page-products .flow-step__hint {
  display: block;
  font-size: 13px;
  line-height: 1.72;
  color: var(--mist);
}

.page-products .flow-foot {
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--line-soft);
}

.page-products .flow-foot .prose {
  margin: 0;
  color: var(--mist);
}

/* ---------- 中屏 ---------- */

@media (min-width: 620px) {
  .page-products .range-demo {
    grid-template-columns: auto minmax(70px, 1fr) auto;
    align-items: center;
    gap: 22px;
    padding: 22px 24px;
  }

  .page-products .range-demo__field--end {
    align-items: flex-end;
  }

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

  .page-products .feature-list li {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }

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

  .page-products .hero-stat {
    padding: 18px 16px;
  }
}

/* ---------- 桌面端：侧轨 + 主栏 ---------- */

@media (min-width: 980px) {
  .page-products .projects-hero {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: center;
    gap: 52px;
    padding: 56px 0 44px;
  }

  .page-products .hero-stats {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-products .hero-stat {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 18px;
  }

  .page-products .cap-layout {
    grid-template-columns: var(--proj-rail-w) minmax(0, 1fr);
    gap: 46px;
    padding-top: 52px;
  }

  .page-products .cap-rail {
    position: sticky;
    top: 28px;
    align-self: start;
  }

  .page-products .cap-nav {
    flex-direction: column;
    overflow: visible;
    border-bottom: none;
    border-left: 1px solid var(--line-soft);
  }

  .page-products .cap-nav__item {
    flex: 0 0 auto;
    white-space: normal;
    padding: 14px 12px 14px 16px;
    border-bottom: none;
    border-left: 2px solid transparent;
    margin-left: -1px;
    align-items: flex-start;
    gap: 9px;
  }

  .page-products .cap-nav__item:hover,
  .page-products .cap-nav__item:focus-visible {
    border-bottom-color: transparent;
    border-left-color: var(--jade);
    background: rgba(47, 191, 160, 0.05);
  }

  .page-products .cap-nav__item.is-current {
    border-bottom-color: transparent;
    border-left-color: var(--gold);
    background: linear-gradient(90deg, rgba(201, 162, 39, 0.12), transparent 78%);
  }

  .page-products .cap-nav__num {
    padding-top: 2px;
  }

  .page-products .cap-block {
    scroll-margin-top: 44px;
  }

  .page-products .cap-section {
    margin-top: 72px;
    padding-top: 52px;
    scroll-margin-top: 44px;
  }

  .page-products .cap-block .prose,
  .page-products .cap-section .prose {
    max-width: 44ch;
  }
}

/* ---------- 四步流程横排 ---------- */

@media (min-width: 880px) {
  .page-products .flow-track {
    margin-top: 42px;
  }

  .page-products .flow-line {
    display: block;
    position: absolute;
    left: 0;
    right: 0;
    top: 17px;
    width: 100%;
    height: 2px;
    z-index: 0;
    pointer-events: none;
  }

  .page-products .flow-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
    position: relative;
    z-index: 1;
  }

  .page-products .flow-step {
    padding-top: 22px;
  }

  .page-products .flow-step__num {
    position: absolute;
    top: 0;
    left: 0;
    margin: 0;
    z-index: 2;
  }

  .page-products .flow-step__link {
    padding: 40px 18px 22px;
    height: 100%;
  }
}

@media (min-width: 1180px) {
  .page-products .media-figure--wide {
    margin-left: calc(-1 * (var(--proj-rail-w) + 46px) * 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .cap-nav__item,
  .page-products .flow-step__link {
    transition: none;
  }
}
<<<END>>>