.page-products {
  --pg-gap: clamp(14px, 2.4vw, 26px);
  --pg-band-stable: var(--cyan);
  --pg-band-live: var(--amber);
  --pg-band-pause: var(--mist);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  padding-bottom: clamp(40px, 7vw, 88px);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-products .pg-hero {
  padding-top: clamp(20px, 3.6vw, 40px);
}

.page-products .pg-hero .crumbs {
  margin-bottom: clamp(16px, 3vw, 28px);
}

.page-products .pg-hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: clamp(28px, 6.4vw, 56px);
  line-height: 1.14;
  margin: 12px 0 16px;
  max-width: 22ch;
}

.page-products .pg-hero__lede {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(15px, 2.2vw, 18px);
  line-height: 1.8;
  color: var(--ink-soft);
  max-width: 64ch;
  margin: 0;
}

.page-products .pg-hero__index {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(20px, 3.4vw, 32px) 0 0;
  padding: 0;
}

.page-products .pg-hero__index a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--line-dark-strong);
  border-radius: var(--radius-pill);
  background: var(--card);
  color: var(--ink);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 200ms var(--ease), color 200ms var(--ease), background-color 200ms var(--ease);
}

.page-products .pg-hero__index a:hover,
.page-products .pg-hero__index a:focus-visible {
  border-color: var(--cyan);
  color: var(--ink-soft);
  background: var(--paper);
}

.page-products .pg-hero__index b {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

/* ---------- 章节骨架 ---------- */
.page-products .pg-sec {
  margin-top: clamp(38px, 6.4vw, 84px);
}

.page-products .pg-h2 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: clamp(21px, 3.8vw, 34px);
  line-height: 1.28;
  margin: 6px 0 12px;
  max-width: 26ch;
}

.page-products .pg-note {
  max-width: 62ch;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.85;
  margin: 0;
}

.page-products .pg-figure {
  margin: 0;
}

.page-products .pg-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  object-fit: cover;
  background: var(--paper-2);
}

.page-products .pg-figure .media__caption {
  font-size: 12.5px;
  color: var(--mist);
  margin-top: 10px;
  line-height: 1.7;
}

/* ---------- 检索台 ---------- */
.page-products .pg-desk {
  margin-top: clamp(18px, 3vw, 30px);
  padding: clamp(14px, 3vw, 26px);
  border-radius: var(--radius);
}

.page-products .pg-desk__grid {
  display: grid;
  gap: var(--pg-gap);
}

.page-products .pg-desk__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-products .pg-desk__tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-sm);
  background: var(--card);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 13.5px;
  line-height: 1;
  cursor: pointer;
  transition: border-color 200ms var(--ease), background-color 200ms var(--ease), color 200ms var(--ease);
}

.page-products .pg-desk__tab:hover {
  border-color: var(--cyan-soft);
}

.page-products .pg-desk__tab[aria-selected="true"] {
  border-color: var(--cyan);
  background: var(--card);
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--cyan);
}

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

.page-products .pg-desk__tab-en {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-products .pg-desk__tab[aria-selected="true"] .pg-desk__tab-en {
  color: var(--ink-soft);
}

.page-products .pg-desk__panel {
  background: var(--card);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-sm);
  padding: clamp(14px, 2.6vw, 22px);
}

.page-products .pg-desk__panel + .pg-desk__panel {
  margin-top: 12px;
}

.page-products .pg-desk__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16px, 2.4vw, 19px);
  line-height: 1.4;
  margin: 0 0 12px;
}

.page-products .pg-desk__note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-products .pg-desk__foot {
  margin: clamp(16px, 2.6vw, 22px) 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line-dark-strong);
  font-size: 13.5px;
  color: var(--ink-soft);
}

.page-products .pg-rows {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .pg-rows__item {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 6px 14px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line-dark);
  font-size: 14px;
}

.page-products .pg-rows__item:last-child {
  border-bottom: 0;
}

.page-products .pg-rows__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 18px;
  font-weight: 600;
  color: var(--ink-soft);
  padding-left: 14px;
  border-left: 2px solid var(--cyan);
  line-height: 1.2;
}

.page-products .pg-rows__val {
  flex: 1 1 100%;
  color: var(--mist);
  font-size: 13px;
}

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

/* ---------- 分类结构 ---------- */
.page-products .pg-taxo {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-products .pg-taxo__paths {
  display: grid;
  gap: 12px;
}

.page-products .pg-path {
  border: 1px solid var(--line-dark);
  border-left: 4px solid var(--cyan);
  border-radius: var(--radius-sm);
  background: var(--card);
  padding: clamp(14px, 2.4vw, 20px);
}

.page-products .pg-path:last-child {
  border-left-color: var(--amber);
}

.page-products .pg-path__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.4;
  margin: 6px 0 8px;
}

.page-products .pg-path p {
  margin: 0;
  font-size: 14.5px;
  color: var(--ink-soft);
}

/* ---------- 卡片字段 ---------- */
.page-products .pg-cards {
  display: grid;
  gap: 14px;
  margin-top: clamp(18px, 3vw, 28px);
}

.page-products .pg-card {
  position: relative;
  overflow: hidden;
  padding: 0;
  border-radius: var(--radius-sm);
}

.page-products .pg-card::before {
  content: "";
  display: block;
  height: 6px;
  background: var(--mist);
}

.page-products .pg-card--stable::before {
  background: var(--pg-band-stable);
}

.page-products .pg-card--live::before {
  background: var(--pg-band-live);
}

.page-products .pg-card--pause::before {
  background: var(--pg-band-pause);
}

.page-products .pg-card__body {
  padding: clamp(13px, 2.2vw, 18px);
}

.page-products .pg-card__id {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--mist);
  margin: 0 0 4px;
}

.page-products .pg-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.4;
  margin: 0 0 12px;
}

.page-products .pg-card__fields {
  margin: 0;
}

.page-products .pg-card__field {
  display: grid;
  grid-template-columns: 6em 1fr;
  gap: 10px;
  padding: 7px 0;
  border-top: 1px solid var(--line-dark);
  font-size: 13px;
  line-height: 1.6;
}

.page-products .pg-card__field dt {
  color: var(--mist);
  margin: 0;
}

.page-products .pg-card__field dd {
  margin: 0;
  color: var(--ink);
}

/* ---------- 稳定版时间轴 ---------- */
.page-products .pg-time {
  display: grid;
  gap: clamp(16px, 2.8vw, 28px);
  margin-top: clamp(18px, 3vw, 30px);
}

.page-products .pg-time__rail {
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-sm);
  background: var(--paper-2);
  padding: clamp(14px, 2.4vw, 20px);
}

.page-products .pg-time__now {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  color: var(--ink-soft);
  margin: 8px 0 0;
}

.page-products .pg-time__now span {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(28px, 5vw, 38px);
  line-height: 1.1;
  color: var(--orange);
  letter-spacing: -0.01em;
}

.page-products .pg-time__scale {
  display: block;
  width: 100%;
  max-width: 160px;
  height: auto;
  margin: 12px 0;
  color: var(--mist);
}

.page-products .pg-time__ticks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .pg-time__ticks a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 13.5px;
}

.page-products .pg-time__stream {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pg-node {
  border-radius: var(--radius-sm);
  padding: clamp(14px, 2.4vw, 20px);
  border-left: 3px solid var(--line-dark-strong);
}

.page-products .pg-node--now {
  border-left-color: var(--orange);
  background: var(--card);
}

.page-products .pg-node__head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.page-products .pg-node__title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(16px, 2.6vw, 20px);
  line-height: 1.45;
  margin: 0;
}

.page-products .pg-node p {
  margin: 10px 0 0;
  font-size: 14.5px;
  color: var(--ink-soft);
}

.page-products .pg-node__list {
  margin: 10px 0 0;
  padding-left: 18px;
  font-size: 13.5px;
  color: var(--ink-soft);
}

.page-products .pg-node__list li {
  margin-bottom: 4px;
}

/* ---------- 移动端 ---------- */
.page-products .pg-mobile {
  display: grid;
  gap: clamp(20px, 3.4vw, 34px);
  margin-top: clamp(18px, 3vw, 28px);
}

.page-products .pg-steps {
  list-style: none;
  counter-reset: pg-step;
  margin: clamp(16px, 2.6vw, 22px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .pg-steps li {
  counter-increment: pg-step;
  position: relative;
  padding-left: 44px;
  min-height: 34px;
}

.page-products .pg-steps li::before {
  content: counter(pg-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  background: var(--amber);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-products .pg-steps strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.5;
}

.page-products .pg-steps span {
  display: block;
  font-size: 14px;
  color: var(--ink-soft);
  line-height: 1.75;
}

.page-products .pg-mobile__visual {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-products .pg-strip {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 10px;
  border: 1px dashed var(--line-dark-strong);
  border-radius: var(--radius-pill);
  scrollbar-width: thin;
}

.page-products .pg-strip__chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  height: 34px;
  padding: 0 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line-dark);
  background: var(--card);
  color: var(--ink-soft);
  font-size: 13px;
  white-space: nowrap;
}

.page-products .pg-strip__chip--on {
  border-color: var(--cyan);
  background: var(--cyan-soft);
  color: var(--ink);
}

/* ---------- 结尾 ---------- */
.page-products .pg-cta {
  border-radius: var(--radius);
  padding: clamp(22px, 4vw, 40px);
}

.page-products .pg-cta__title {
  color: var(--paper);
  margin-top: 0;
}

.page-products .pg-cta__text {
  max-width: 58ch;
  margin: 0 0 clamp(18px, 3vw, 26px);
  color: rgba(244, 239, 230, 0.84);
  font-size: 15px;
  line-height: 1.85;
}

.page-products .pg-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-products .pg-cta__links .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-products .pg-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-products .pg-desk__grid {
    grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
    align-items: start;
    gap: clamp(18px, 2.6vw, 30px);
  }

  .page-products .pg-desk__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-products .pg-desk__tab {
    justify-content: flex-start;
    width: 100%;
    padding: 0 16px;
    min-height: 48px;
    font-size: 14px;
  }

  .page-products .pg-desk__panel + .pg-desk__panel {
    margin-top: 0;
  }

  .page-products .pg-taxo {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }

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

  .page-products .pg-time {
    grid-template-columns: minmax(180px, 210px) minmax(0, 1fr);
    align-items: start;
  }

  .page-products .pg-time__rail {
    position: sticky;
    top: 96px;
  }

  .page-products .pg-mobile {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-products .pg-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .pg-hero__lede {
    max-width: 58ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pg-hero__index a,
  .page-products .pg-desk__tab {
    transition: none;
  }
}