.page-products {
  --prod-line: rgba(217, 201, 168, 0.24);
  --prod-soft: rgba(217, 201, 168, 0.1);
  --prod-paperline: rgba(34, 48, 63, 0.2);
  --prod-panel: rgba(7, 17, 28, 0.55);
  background:
    radial-gradient(1100px 560px at 92% -10%, rgba(201, 162, 75, 0.15), transparent 62%),
    radial-gradient(820px 520px at -8% 16%, rgba(18, 49, 77, 0.95), transparent 58%),
    var(--ink-800);
  color: var(--paper);
  padding-bottom: clamp(3rem, 7vw, 6rem);
  overflow-x: hidden;
}

.page-products .prod-top {
  padding-top: clamp(1rem, 2.6vw, 2rem);
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  display: grid;
  gap: clamp(1.4rem, 3vw, 2.6rem);
  padding-block: clamp(1.2rem, 3.4vw, 2.4rem) clamp(1.6rem, 4vw, 2.6rem);
  border-bottom: 1px solid var(--prod-soft);
}

@media (min-width: 900px) {
  .page-products .prod-hero {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.72fr);
    align-items: end;
  }
}

.page-products .prod-hero__lead::before {
  content: "";
  display: block;
  width: 72px;
  height: 3px;
  margin-bottom: 1rem;
  background: linear-gradient(90deg, var(--gold), var(--cinnabar));
}

.page-products .prod-hero__title {
  margin: 0.5rem 0 1rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.05rem, 7.2vw, 4.4rem);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--paper-hi);
}

.page-products .prod-hero__title span {
  display: block;
  color: var(--gold);
}

.page-products .prod-hero__lede {
  margin: 0;
  max-width: 36em;
  font-size: clamp(0.95rem, 1.6vw, 1.08rem);
  line-height: 1.85;
  color: rgba(242, 232, 213, 0.92);
}

.page-products .prod-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.4rem;
}

.page-products .prod-hero__index {
  padding: 1rem 1.1rem;
  border: 1px solid var(--prod-line);
  background: linear-gradient(160deg, rgba(18, 49, 77, 0.78), rgba(7, 17, 28, 0.55));
  box-shadow: var(--shadow-card);
}

.page-products .prod-hero__indexTitle {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-products .prod-hero__indexlink {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.8rem;
  padding: 0.6rem 0.1rem;
  border-top: 1px solid var(--prod-soft);
  color: var(--paper);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.22s var(--ease), padding-left 0.22s var(--ease);
}

.page-products .prod-hero__indexlink .num {
  font-size: 0.78rem;
  color: var(--mist);
}

.page-products .prod-hero__indexlink:hover,
.page-products .prod-hero__indexlink:focus-visible {
  color: var(--gold);
  padding-left: 0.45rem;
}

.page-products .prod-hero__indexlink:hover .num {
  color: var(--gold);
}

/* ---------- 斜向入口条 ---------- */
.page-products .prod-strip {
  max-width: var(--w-page);
  margin: clamp(1.1rem, 3vw, 1.8rem) auto 0;
  padding-inline: var(--gutter);
}

.page-products .prod-strip__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.6rem;
  padding: 0.7rem 1rem;
  border-top: 1px solid var(--line-gold);
  border-bottom: 1px solid var(--prod-soft);
  background: linear-gradient(90deg, rgba(201, 162, 75, 0.16), rgba(62, 140, 126, 0.12) 58%, transparent);
}

@media (min-width: 760px) {
  .page-products .prod-strip__row {
    transform: rotate(-0.9deg);
    transform-origin: left center;
  }
}

.page-products .prod-strip__cell {
  font-size: 0.8rem;
  color: var(--paper);
  white-space: nowrap;
}

.page-products .prod-strip__cell .num {
  margin-right: 0.3rem;
  font-size: 1.02rem;
  color: var(--gold);
}

/* ---------- 侧轨 + 正文 ---------- */
.page-products .prod-body {
  display: grid;
  padding-top: clamp(1rem, 3vw, 2rem);
}

@media (min-width: 1000px) {
  .page-products .prod-body {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: clamp(1.5rem, 3vw, 3rem);
    align-items: start;
  }
}

.page-products .prod-flow {
  min-width: 0;
}

.page-products .prod-rail {
  display: flex;
  gap: 0.5rem;
  padding-block: 0.6rem;
  overflow-x: auto;
  border-bottom: 1px solid var(--prod-soft);
  scrollbar-width: none;
}

.page-products .prod-rail::-webkit-scrollbar {
  display: none;
}

.page-products .prod-rail__title {
  display: none;
}

@media (min-width: 1000px) {
  .page-products .prod-rail {
    position: sticky;
    top: 84px;
    display: block;
    padding: 0.2rem 0 0.2rem 0.9rem;
    border-bottom: 0;
    border-left: 1px solid var(--prod-soft);
    overflow: visible;
  }

  .page-products .prod-rail__title {
    display: block;
    margin: 0 0 0.6rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.2em;
    color: var(--mist);
  }
}

.page-products .prod-rail__link {
  flex: 1 0 auto;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--prod-line);
  color: var(--paper);
  text-decoration: none;
  font-size: 0.78rem;
  white-space: nowrap;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .prod-rail__link:hover,
.page-products .prod-rail__link:focus-visible {
  color: var(--gold);
  border-color: var(--line-gold);
}

@media (min-width: 1000px) {
  .page-products .prod-rail__link {
    display: block;
    margin-left: -0.9rem;
    padding: 0.42rem 0 0.42rem 0.8rem;
    border: 0;
    border-left: 2px solid transparent;
    font-size: 0.84rem;
  }
}

.page-products .prod-rail__link[aria-current="true"] {
  color: var(--gold);
  border-color: var(--cinnabar);
}

/* ---------- 章节通用 ---------- */
.page-products .prod-section {
  padding-block: clamp(2.2rem, 5vw, 4rem);
  border-top: 1px solid var(--prod-soft);
}

.page-products .prod-section:first-child {
  border-top: 0;
  padding-top: clamp(1.4rem, 3vw, 2.2rem);
}

.page-products .prod-head {
  max-width: 46rem;
  margin-bottom: clamp(1.3rem, 3vw, 2.1rem);
}

.page-products .prod-head .h2 {
  margin-block: 0.4rem 0.7rem;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--paper-hi);
}

.page-products .prod-head .lede {
  margin: 0;
  color: var(--mist);
  line-height: 1.85;
}

.page-products .prod-note {
  margin: 1.1rem 0 0;
  max-width: 42em;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-products .prod-note a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
}

.page-products .prod-note a:hover {
  color: var(--paper-hi);
}

/* ---------- 图片容器 ---------- */
.page-products .figure {
  margin: clamp(1.3rem, 3vw, 2rem) 0 0;
  border: 1px solid var(--prod-soft);
  background: var(--prod-panel);
}

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

.page-products .figure__cap {
  margin: 0;
  padding: 0.6rem 0.9rem;
  border-top: 1px solid var(--prod-soft);
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .prod-fig--sched {
  margin-top: 0;
}

/* ---------- 五类专区 ---------- */
.page-products .prod-scope {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .page-products .prod-scope {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-products .prod-scope__item:nth-child(1),
  .page-products .prod-scope__item:nth-child(2) {
    grid-column: span 3;
  }

  .page-products .prod-scope__item:nth-child(3),
  .page-products .prod-scope__item:nth-child(4),
  .page-products .prod-scope__item:nth-child(5) {
    grid-column: span 2;
  }
}

.page-products .prod-scope__item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  border: 1px solid var(--prod-paperline);
  box-shadow: var(--shadow-card);
  transition: transform 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-products .prod-scope__item:hover {
  transform: translateY(-2px);
}

.page-products .prod-scope__item--jade {
  border-left: 3px solid var(--jade);
}

.page-products .prod-scope__no {
  position: absolute;
  top: 0.8rem;
  right: 0.9rem;
  font-size: 0.82rem;
  color: var(--gold);
  opacity: 0.85;
}

.page-products .prod-scope__item .card__title {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.4;
}

.page-products .prod-scope__item .card__body {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--ink-text-soft);
}

/* ---------- 平板入口区 ---------- */
.page-products .prod-devbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 1.2rem 0 0.9rem;
}

.page-products .prod-devbar__item {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.42rem 0.8rem;
  border: 1px solid var(--prod-line);
  background: rgba(18, 49, 77, 0.55);
  color: var(--paper);
  text-decoration: none;
  font-size: 0.82rem;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-products .prod-devbar__item:hover,
.page-products .prod-devbar__item:focus-visible {
  border-color: var(--gold);
  color: var(--gold);
}

.page-products .prod-devbar__item .num {
  font-size: 0.72rem;
  color: var(--gold);
}

.page-products .prod-copyall {
  margin-left: auto;
}

.page-products .btn[data-copied] {
  border-color: var(--jade);
  color: var(--jade);
}

.page-products .table-wrap {
  border: 1px solid var(--prod-line);
  background: var(--paper);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .prod-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.page-products .prod-table__cap {
  caption-side: top;
  padding: 0.55rem 0.8rem;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--mist);
  background: var(--ink-900);
}

.page-products .prod-table thead th {
  padding: 0.6rem 0.7rem;
  text-align: left;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--ink-900);
  background: var(--paper-hi);
  border-bottom: 1px solid var(--prod-paperline);
}

.page-products .prod-table td {
  padding: 0.55rem 0.7rem;
  color: var(--ink-text);
  border-bottom: 1px solid rgba(34, 48, 63, 0.12);
  vertical-align: middle;
  line-height: 1.6;
}

.page-products .prod-table td.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--ink-900);
  white-space: nowrap;
}

.page-products .prod-table tbody tr:nth-child(even) td {
  background: rgba(217, 201, 168, 0.22);
}

.page-products .prod-table tbody th {
  position: static;
}

.page-products .prod-table__grp th {
  padding: 0.5rem 0.7rem;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.73rem;
  letter-spacing: 0.16em;
  color: var(--paper);
  background: var(--ink-700);
}

.page-products .prod-table .dot {
  margin-right: 0.35rem;
}

.page-products .prod-copy {
  padding: 0.26rem 0.6rem;
  border: 1px solid rgba(34, 48, 63, 0.35);
  background: transparent;
  color: var(--ink-text);
  font: inherit;
  font-size: 0.75rem;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-products .prod-copy:hover,
.page-products .prod-copy:focus-visible {
  border-color: var(--jade);
  color: var(--jade);
}

.page-products .prod-copy[data-copied] {
  border-color: var(--jade);
  background: var(--jade);
  color: var(--paper-hi);
}

.page-products .prod-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- 跨设备对照 ---------- */
.page-products .prod-cross {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: 1fr;
}

@media (min-width: 820px) {
  .page-products .prod-cross {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .prod-cross__card {
  padding: clamp(1rem, 2.4vw, 1.5rem);
  border: 1px solid var(--prod-line);
  background: linear-gradient(165deg, rgba(18, 49, 77, 0.82), rgba(7, 17, 28, 0.55));
}

.page-products .prod-cross__card--alt {
  background: linear-gradient(165deg, rgba(62, 140, 126, 0.22), rgba(7, 17, 28, 0.62));
}

.page-products .prod-cross__kicker {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-products .prod-cross__big {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  margin: 0 0 0.7rem;
  font-size: 0.95rem;
  color: var(--paper);
}

.page-products .prod-cross__big .num {
  font-size: 2.1rem;
  line-height: 1;
  color: var(--gold);
}

.page-products .prod-cross__card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(242, 232, 213, 0.85);
}

.page-products .prod-chiplist {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-chiplist li {
  padding: 0.24rem 0.55rem;
  border: 1px solid var(--prod-soft);
  background: rgba(11, 26, 42, 0.65);
  color: var(--paper);
  font-size: 0.78rem;
}

/* ---------- 四步收藏 ---------- */
.page-products .prod-steps {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: 1fr;
}

@media (min-width: 760px) {
  .page-products .prod-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .prod-step {
  position: relative;
  padding: 1.1rem 1.1rem 1.1rem 3.6rem;
  border: 1px solid var(--prod-line);
  background: var(--prod-panel);
}

.page-products .prod-step__no {
  position: absolute;
  left: 1rem;
  top: 1rem;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--cinnabar);
}

.page-products .prod-step .h3 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
  line-height: 1.45;
  color: var(--paper-hi);
}

.page-products .prod-step p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-products .prod-step p a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
}

/* ---------- 活动周期 ---------- */
.page-products .prod-sched {
  display: grid;
  gap: 1.2rem;
}

@media (min-width: 900px) {
  .page-products .prod-sched {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }
}

.page-products .prod-sched__list {
  margin: 0;
  padding: 0 0 0 1.5rem;
  list-style: none;
  border-left: 1px solid var(--prod-line);
}

.page-products .prod-sched__list li {
  position: relative;
  padding-bottom: 1rem;
}

.page-products .prod-sched__list li::before {
  content: "";
  position: absolute;
  left: -1.85rem;
  top: 0.5rem;
  width: 7px;
  height: 7px;
  background: var(--gold);
}

.page-products .prod-sched__list li:first-child::before {
  left: -1.93rem;
  width: 10px;
  height: 10px;
  background: var(--cinnabar);
}

.page-products .prod-sched__time {
  display: block;
  margin-bottom: 0.28rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-products .prod-sched__list p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--paper);
}

/* ---------- 服务支持 ---------- */
.page-products .prod-help {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: 1fr;
}

@media (min-width: 760px) {
  .page-products .prod-help {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .prod-help__item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1rem;
  border: 1px solid var(--prod-line);
  background: var(--prod-panel);
  color: var(--paper);
  text-decoration: none;
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-products .prod-help__item:hover,
.page-products .prod-help__item:focus-visible {
  transform: translateY(-2px);
  border-color: var(--line-gold);
}

.page-products .prod-help__kicker {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-products .prod-help__item h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.45;
  color: var(--paper-hi);
}

.page-products .prod-help__item p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .prod-contact {
  margin-top: 1rem;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--cinnabar);
  background: linear-gradient(90deg, rgba(194, 69, 45, 0.16), transparent 72%);
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--paper);
}

.page-products .prod-contact p {
  margin: 0;
}

.page-products .prod-contact strong {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--gold);
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-scope__item,
  .page-products .prod-help__item,
  .page-products .prod-strip__row {
    transition: none;
    transform: none;
  }
}