.page-products {
  --pd-amber-soft: rgba(255, 194, 75, 0.14);
  --pd-cyan-soft: rgba(47, 230, 224, 0.12);
  --pd-orange-soft: rgba(255, 122, 47, 0.14);
  --pd-gap: clamp(2.5rem, 6vw, 5rem);
  padding-block: clamp(0.5rem, 2vw, 1rem) clamp(3rem, 8vw, 6rem);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-products .pd-crumbs {
  padding-block: clamp(1rem, 3vw, 1.75rem) 0;
}

/* ---------- 首屏 ---------- */
.page-products .pd-hero {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  padding-block: clamp(1.25rem, 4vw, 2.25rem) 0;
}

.page-products .pd-hero__top {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-products .pd-hero__title {
  margin: 0.65rem 0 0;
  font-size: clamp(2rem, 6.2vw, 4.4rem);
  line-height: 1.06;
  letter-spacing: -0.025em;
  font-weight: 900;
  max-width: 20ch;
}

.page-products .pd-hero__lede {
  margin-top: 1rem;
  max-width: 60ch;
}

.page-products .pd-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: clamp(1.1rem, 3vw, 1.6rem);
}

.page-products .pd-hero__quick {
  padding: clamp(1.1rem, 3vw, 1.5rem);
  align-self: start;
  transform: rotate(-1.1deg);
}

.page-products .pd-hero__quick-title {
  margin: 0 0 0.9rem;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-products .pd-hero__quick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--paper);
}

.page-products .pd-hero__quick-list li {
  display: grid;
  gap: 0.15rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px dashed var(--line);
}

.page-products .pd-hero__quick-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .pd-hero__quick-list .mono {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--mist);
}

/* ---------- 流程带 ---------- */
.page-products .pd-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
  counter-reset: pdflow;
}

.page-products .pd-flow__item {
  position: relative;
  padding: 1.1rem 1.05rem 1.25rem;
  background: linear-gradient(155deg, rgba(19, 26, 36, 0.96), rgba(10, 13, 18, 0.92));
  border: 1px solid var(--line);
  border-top: 2px solid var(--cyan);
  border-radius: var(--radius);
}

.page-products .pd-flow__item:nth-child(2) {
  transform: translateY(3px);
  border-top-color: var(--deep);
}

.page-products .pd-flow__item:nth-child(3) {
  transform: translateY(-2px);
  border-top-color: var(--pulse);
}

.page-products .pd-flow__item:nth-child(4) {
  transform: translateY(4px);
  border-top-color: var(--amber);
}

.page-products .pd-flow__idx {
  display: block;
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-products .pd-flow__name {
  margin: 0.55rem 0 0.3rem;
  font-size: 1.06rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-products .pd-flow__desc {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 图片 ---------- */
.page-products .pd-fig {
  margin: clamp(1.5rem, 4vw, 2.25rem) 0 0;
}

.page-products .pd-fig figcaption {
  margin-top: 0.7rem;
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--mist);
}

.page-products .pd-fig--hero {
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
}

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

/* ---------- 章节骨架 ---------- */
.page-products .pd-section {
  display: grid;
  gap: clamp(1rem, 3vw, 1.75rem);
  margin-top: var(--pd-gap);
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
  border-top: 1px solid var(--line);
}

.page-products .pd-section__head {
  display: block;
}

.page-products .pd-section__body {
  min-width: 0;
}

.page-products .pd-section__body > .prose {
  margin-top: 0;
}

.page-products .pd-section__body > .prose + .prose {
  margin-top: 1em;
}

.page-products .pd-note {
  margin: clamp(1.25rem, 3vw, 1.75rem) 0 0;
  padding: 0.9rem 1rem;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--mist);
  border-left: 2px solid var(--deep);
  background: rgba(14, 74, 87, 0.16);
}

.page-products .pd-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px dashed rgba(47, 230, 224, 0.5);
}

.page-products .pd-note a:hover,
.page-products .pd-note a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-products a:focus-visible,
.page-products .btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 编号步骤（测试版入口） ---------- */
.page-products .pd-steps {
  list-style: none;
  margin: clamp(1.25rem, 3vw, 1.75rem) 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.page-products .pd-steps__item {
  display: grid;
  gap: 0.35rem;
  padding: 1rem 1.05rem;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  background: rgba(19, 26, 36, 0.7);
  border-radius: var(--radius);
}

.page-products .pd-steps__num {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-products .pd-steps__text {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--paper);
}

/* ---------- 左右分栏（客户端） ---------- */
.page-products .pd-split {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-products .pd-split__col > .prose {
  margin-top: 0;
}

.page-products .pd-fig--tight {
  margin-top: 0;
}

.page-products .pd-spec {
  margin: clamp(1.1rem, 3vw, 1.5rem) 0 0;
  display: grid;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .pd-spec__row {
  display: grid;
  gap: 0.3rem;
  padding: 0.85rem 1rem;
  background: rgba(19, 26, 36, 0.62);
  border-bottom: 1px solid var(--line);
}

.page-products .pd-spec__row:last-child {
  border-bottom: 0;
}

.page-products .pd-spec__row dt {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-products .pd-spec__row dd {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.72;
  color: var(--paper);
}

/* ---------- 双端对照 ---------- */
.page-products .pd-compare {
  display: grid;
  gap: 1rem;
}

.page-products .pd-compare__col {
  padding: clamp(1.1rem, 3vw, 1.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(170deg, rgba(19, 26, 36, 0.9), rgba(10, 13, 18, 0.9));
}

.page-products .pd-compare__col--desk {
  border-top: 3px solid var(--cyan);
}

.page-products .pd-compare__col--phone {
  border-top: 3px solid var(--orange);
  transform: rotate(0.6deg);
}

.page-products .pd-compare__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.page-products .pd-compare__title {
  margin: 0;
  font-size: clamp(1.1rem, 2.6vw, 1.35rem);
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .pd-compare__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-products .pd-compare__list li {
  display: grid;
  gap: 0.2rem;
  padding: 0.6rem 0 0.6rem 0.85rem;
  border-left: 1px dashed var(--line);
  font-size: 0.93rem;
  line-height: 1.72;
  color: var(--paper);
}

.page-products .pd-compare__list .mono {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--mist);
}

/* ---------- 同步状态 ---------- */
.page-products .pd-states {
  list-style: none;
  margin: clamp(1.25rem, 3vw, 1.75rem) 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-products .pd-state {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "led name"
    "led desc";
  align-items: start;
  column-gap: 0.85rem;
  row-gap: 0.25rem;
  padding: 1rem 1.05rem;
  border: 1px solid var(--line);
  background: rgba(19, 26, 36, 0.66);
  border-radius: var(--radius);
}

.page-products .pd-state__led {
  grid-area: led;
  margin-top: 0.35rem;
}

.page-products .pd-state__name {
  grid-area: name;
  margin: 0;
  font-size: 0.98rem;
  letter-spacing: 0.08em;
  color: var(--paper);
}

.page-products .pd-state__desc {
  grid-area: desc;
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-products .pd-state--pending {
  border-color: rgba(255, 194, 75, 0.4);
  background: var(--pd-amber-soft);
}

.page-products .pd-state--done {
  border-color: rgba(62, 242, 164, 0.35);
}

/* ---------- 导出步骤条 ---------- */
.page-products .pd-amber-steps {
  list-style: none;
  margin: clamp(1.25rem, 3vw, 1.75rem) 0 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
  counter-reset: pdamber;
}

.page-products .pd-amber-steps__item {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.8rem 1rem;
  border: 1px solid rgba(255, 194, 75, 0.32);
  background: var(--pd-amber-soft);
  border-radius: var(--radius);
}

.page-products .pd-amber-steps__num {
  flex: none;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-products .pd-amber-steps__text {
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--paper);
}

/* ---------- 格式对照 ---------- */
.page-products .pd-formats {
  display: grid;
  gap: 0.9rem;
  margin-top: clamp(1.25rem, 3vw, 1.75rem);
}

.page-products .pd-format {
  padding: clamp(1.05rem, 3vw, 1.4rem);
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  background: rgba(19, 26, 36, 0.72);
  border-radius: var(--radius);
}

.page-products .pd-format__title {
  margin: 0 0 0.6rem;
  font-size: 1.04rem;
  line-height: 1.5;
  color: var(--paper);
}

.page-products .pd-format__title .mono {
  display: inline-block;
  margin-right: 0.5rem;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-products .pd-format__desc {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-products .pd-format__meta {
  margin: 0.75rem 0 0;
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--mist);
}

/* ---------- 适配表格 ---------- */
.page-products .pd-table-scroll {
  margin-top: clamp(1.25rem, 3vw, 1.75rem);
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  -webkit-overflow-scrolling: touch;
}

.page-products .pd-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.page-products .pd-table__caption {
  caption-side: top;
  padding: 0.8rem 1rem;
  text-align: left;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--mist);
  background: rgba(19, 26, 36, 0.9);
  border-bottom: 1px solid var(--line);
}

.page-products .pd-table thead th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--cyan);
  background: rgba(19, 26, 36, 0.95);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.page-products .pd-table tbody th {
  padding: 0.85rem 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--paper);
  white-space: nowrap;
}

.page-products .pd-table tbody td {
  padding: 0.85rem 1rem;
  color: var(--mist);
  line-height: 1.68;
  vertical-align: top;
}

.page-products .pd-table tbody tr:nth-child(even) {
  background: rgba(19, 26, 36, 0.45);
}

.page-products .pd-table tbody tr:nth-child(odd) {
  background: rgba(10, 13, 18, 0.45);
}

.page-products .pd-table tbody tr + tr th,
.page-products .pd-table tbody tr + tr td {
  border-top: 1px solid rgba(42, 51, 64, 0.7);
}

.page-products .pd-sig {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  white-space: nowrap;
}

.page-products .pd-sig::before {
  content: "";
  flex: none;
  width: 9px;
  height: 9px;
}

.page-products .pd-sig--ok {
  color: var(--pulse);
}

.page-products .pd-sig--ok::before {
  border-radius: 50%;
  background: var(--pulse);
  box-shadow: 0 0 0 3px rgba(62, 242, 164, 0.16);
}

.page-products .pd-sig--warn {
  color: var(--orange);
}

.page-products .pd-sig--warn::before {
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-bottom: 9px solid var(--orange);
}

/* ---------- 更新节奏 ---------- */
.page-products .pd-cadence {
  display: grid;
  gap: 0.9rem;
}

.page-products .pd-cadence__item {
  padding: clamp(1.05rem, 3vw, 1.4rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(19, 26, 36, 0.92), rgba(10, 13, 18, 0.88));
}

.page-products .pd-cadence__item:nth-child(2) {
  transform: translateY(2px);
}

.page-products .pd-cadence__item:nth-child(3) {
  transform: translateY(-2px);
}

.page-products .pd-cadence__cycle {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-products .pd-cadence__title {
  margin: 0.5rem 0 0.55rem;
  font-size: 1.06rem;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .pd-cadence__desc {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 显现动效 ---------- */
.page-products [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 300ms var(--ease), transform 300ms var(--ease);
}

.page-products [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 中屏 ---------- */
@media (min-width: 640px) {
  .page-products .pd-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
  }

  .page-products .pd-states {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

  .page-products .pd-compare {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
  }

  .page-products .pd-cadence {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-products .pd-hero__top {
    grid-template-columns: minmax(0, 1.22fr) minmax(0, 0.78fr);
    align-items: end;
    gap: clamp(1.5rem, 4vw, 3.5rem);
  }

  .page-products .pd-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    align-items: stretch;
  }

  .page-products .pd-flow__item {
    margin-right: 0.85rem;
  }

  .page-products .pd-flow__item:last-child {
    margin-right: 0;
  }

  .page-products .pd-flow__item:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 2.6rem;
    right: -0.85rem;
    width: 0.85rem;
    height: 1px;
    background: var(--line);
  }

  .page-products .pd-section {
    grid-template-columns: minmax(0, 13rem) minmax(0, 1fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    align-items: start;
  }

  .page-products .pd-section__head {
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
  }

  .page-products .pd-section--wide .pd-section__body {
    grid-column: 1 / -1;
  }

  .page-products .pd-section--tail {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-products .pd-section--tail .pd-section__head {
    position: static;
  }

  .page-products .pd-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }
}

/* ---------- 宽屏 ---------- */
@media (min-width: 1200px) {
  .page-products .pd-compare__col--phone {
    transform: rotate(0.6deg) translateY(10px);
  }

  .page-products .pd-hero__quick {
    transform: rotate(-1.1deg) translateX(1.25rem);
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-products .pd-flow__item,
  .page-products .pd-compare__col--phone,
  .page-products .pd-hero__quick,
  .page-products .pd-cadence__item {
    transform: none !important;
  }
}