.page-products {
  --pp-topbar: 88px;
  display: block;
}

.page-products .crumb {
  padding: var(--sp-3) 0 0;
}

/* ---------- 首屏 ---------- */
.page-products .prod-hero {
  position: relative;
  padding: var(--sp-4) 0 var(--sp-5);
  border-bottom: 1px solid var(--c-line-soft);
  overflow: hidden;
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.07) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent 85%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent 85%);
  pointer-events: none;
}

.page-products .prod-hero__inner {
  position: relative;
  display: grid;
  gap: var(--sp-4);
}

.page-products .prod-hero__eyebrow {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  color: var(--c-mist);
}

.page-products .prod-hero__code {
  display: inline-block;
  margin-right: 0.7em;
  padding: 0.15em 0.55em;
  border: 1px solid var(--c-line-amber);
  color: var(--c-amber);
}

.page-products .prod-hero h1 {
  margin: 0.5rem 0 0;
  font-family: var(--f-display);
  font-size: clamp(2.4rem, 7.5vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: 0.06em;
  color: var(--c-star);
}

.page-products .prod-hero__lede {
  max-width: var(--w-read);
  margin: var(--sp-3) 0 0;
  color: var(--c-star);
}

.page-products .prod-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3) var(--sp-4);
  margin: var(--sp-4) 0 0;
  padding: var(--sp-3) 0 0;
  border-top: 1px solid var(--c-line);
  list-style: none;
  font-family: var(--f-mono);
  font-size: 0.78rem;
  color: var(--c-mist);
}

.page-products .prod-num {
  display: block;
  font-family: var(--f-display);
  font-size: 1.85rem;
  line-height: 1.1;
  letter-spacing: 0.04em;
  color: var(--c-amber);
}

.page-products .prod-hero__figure {
  margin: 0;
}

/* ---------- 图片容器 ---------- */
.page-products .figure {
  margin: var(--sp-3) 0 0;
}

.page-products .figure__frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--c-line);
  background: var(--c-navy-deep);
}

.page-products .figure__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(34, 211, 238, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 211, 238, 0.07) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

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

.page-products .figure__caption {
  margin-top: 0.6rem;
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--c-mist);
}

/* ---------- 左右分屏骨架 ---------- */
.page-products .prod-shell {
  display: block;
  padding-bottom: var(--sp-5);
}

.page-products .prod-rail {
  margin-top: var(--sp-4);
  padding: var(--sp-3);
  border: 1px solid var(--c-line);
  background: var(--c-navy);
}

.page-products .prod-rail__label,
.page-products .prod-rail .rail__label {
  margin: 0 0 var(--sp-2);
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--c-cyan);
}

.page-products .prod-rail .rail__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .prod-rail .rail__link {
  display: flex;
  gap: 0.5rem;
  align-items: baseline;
  padding: 0.45rem 0.6rem;
  border-left: 2px solid transparent;
  font-size: 0.86rem;
  color: var(--c-star);
  text-decoration: none;
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-products .prod-rail .rail__link:hover,
.page-products .prod-rail .rail__link:focus-visible {
  background: rgba(34, 211, 238, 0.1);
  border-left-color: var(--c-cyan);
}

.page-products .prod-rail .rail__num {
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--c-amber);
}

.page-products .prod-rail__hint {
  margin: var(--sp-3) 0 0;
  padding-top: var(--sp-2);
  border-top: 1px solid var(--c-line-soft);
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--c-mist);
}

.page-products .prod-rail__hint a {
  color: var(--c-cyan);
}

.page-products .prod-rail__btn {
  display: inline-block;
  margin-top: var(--sp-2);
  font-size: 0.8rem;
}

/* ---------- 章节 ---------- */
.page-products .prod-body > .prod-sec + .prod-sec {
  margin-top: var(--sp-5);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--c-line-soft);
}

.page-products .prod-sec:first-child {
  margin-top: var(--sp-4);
}

.page-products .sec-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.85rem;
  padding-bottom: 0.6rem;
  margin-bottom: var(--sp-3);
  border-bottom: 1px solid var(--c-line);
}

.page-products .sec-num {
  font-family: var(--f-mono);
  font-size: 0.86rem;
  letter-spacing: 0.12em;
  color: var(--c-amber);
}

.page-products .sec-title {
  margin: 0;
  font-family: var(--f-display);
  font-size: clamp(1.35rem, 3.4vw, 1.95rem);
  letter-spacing: 0.05em;
  color: var(--c-star);
}

.page-products .prose {
  max-width: var(--w-read);
  margin: 0 0 var(--sp-3);
}

.page-products .note {
  max-width: var(--w-read);
  margin-top: var(--sp-2);
}

/* ---------- 产品线列表 ---------- */
.page-products .lines {
  display: grid;
  gap: var(--sp-3);
  margin: var(--sp-4) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .line {
  position: relative;
  padding: var(--sp-3) var(--sp-3) var(--sp-3) var(--sp-4);
  border: 1px solid var(--c-line);
  background: var(--c-navy);
  scroll-margin-top: calc(var(--pp-topbar) + 24px);
}

.page-products .line::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--c-cyan), var(--c-amber));
}

.page-products .line__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}

.page-products .line__no {
  font-family: var(--f-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--c-amber);
}

.page-products .line__title {
  margin: 0;
  font-family: var(--f-display);
  font-size: 1.24rem;
  letter-spacing: 0.04em;
  color: var(--c-star);
}

.page-products .line__desc {
  margin: 0.7rem 0 0;
  max-width: var(--w-read);
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--c-star);
}

.page-products .line__meta {
  display: grid;
  gap: 0.4rem;
  margin: var(--sp-2) 0 0;
  padding-top: var(--sp-2);
  border-top: 1px dashed var(--c-line-soft);
}

.page-products .line__meta dt {
  font-family: var(--f-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--c-mist);
}

.page-products .line__meta dd {
  margin: 0.15rem 0 0;
  font-size: 0.84rem;
  color: var(--c-star);
}

/* ---------- 查询表 ---------- */
.page-products .table-scroll {
  overflow-x: auto;
  border: 1px solid var(--c-line);
  background: var(--c-navy-deep);
  -webkit-overflow-scrolling: touch;
}

.page-products .table-scroll:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

.page-products .ptable {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.page-products .ptable__cap {
  padding: 0.75rem 0.9rem;
  text-align: left;
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--c-amber);
  background: rgba(245, 158, 11, 0.09);
  border-bottom: 1px solid var(--c-line-amber);
}

.page-products .ptable th {
  padding: 0.6rem 0.9rem;
  text-align: left;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  white-space: nowrap;
  color: var(--c-mist);
  background: rgba(12, 37, 71, 0.92);
  border-bottom: 1px solid var(--c-line);
}

.page-products .ptable td {
  padding: 0.7rem 0.9rem;
  vertical-align: middle;
  color: var(--c-star);
  border-bottom: 1px solid var(--c-line-soft);
}

.page-products .ptable tbody tr:nth-child(even) {
  background: rgba(12, 37, 71, 0.55);
}

.page-products .ptable tbody tr:hover {
  background: rgba(34, 211, 238, 0.09);
}

.page-products .cell-code {
  font-family: var(--f-mono);
  letter-spacing: 0.06em;
  white-space: nowrap;
  color: var(--c-amber);
}

.page-products .cell-time {
  font-family: var(--f-mono);
  white-space: nowrap;
  color: var(--c-mist);
}

.page-products .chip {
  display: inline-block;
  margin: 0.15rem 0.3rem 0.15rem 0;
  padding: 0.14rem 0.5rem;
  border: 1px solid var(--c-line-cyan);
  font-family: var(--f-mono);
  font-size: 0.72rem;
  white-space: nowrap;
  color: var(--c-cyan);
}

/* ---------- 两栏对照 ---------- */
.page-products .twin {
  margin-top: var(--sp-4);
}

.page-products .twin__col {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  padding: var(--sp-3);
  border: 1px solid var(--c-line);
  background: var(--c-navy);
}

.page-products .twin__title {
  margin: 0;
  font-family: var(--f-display);
  font-size: 1.1rem;
  letter-spacing: 0.07em;
  color: var(--c-star);
}

.page-products .twin__list {
  display: grid;
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .twin__list li {
  display: grid;
  justify-items: start;
  gap: 0.3rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px dashed var(--c-line-soft);
}

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

.page-products .twin__list p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--c-star);
}

.page-products .twin__figure {
  margin-top: auto;
}

/* ---------- 直营／授权 对照 ---------- */
.page-products .channel-pair {
  margin-top: var(--sp-4);
}

.page-products .channel {
  padding: var(--sp-3);
  border: 1px solid var(--c-line);
}

.page-products .channel--direct {
  background: linear-gradient(160deg, rgba(245, 158, 11, 0.17), rgba(245, 158, 11, 0.02));
  border-color: var(--c-line-amber);
}

.page-products .channel--auth {
  background: linear-gradient(160deg, rgba(34, 211, 238, 0.15), rgba(34, 211, 238, 0.02));
  border-color: var(--c-line-cyan);
}

.page-products .channel__title {
  margin: 0.7rem 0 0;
  font-family: var(--f-display);
  font-size: 1.12rem;
  letter-spacing: 0.04em;
  color: var(--c-star);
}

.page-products .channel__list {
  display: grid;
  gap: 0.5rem;
  margin: var(--sp-2) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .channel__list li {
  position: relative;
  padding-left: 1rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--c-star);
}

.page-products .channel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 1px;
  background: currentColor;
}

.page-products .channel--direct .channel__list li::before {
  background: var(--c-amber);
}

.page-products .channel--auth .channel__list li::before {
  background: var(--c-cyan);
}

.page-products .channel__foot {
  margin: var(--sp-3) 0 0;
  padding-top: var(--sp-2);
  border-top: 1px solid var(--c-line-soft);
  font-family: var(--f-mono);
  font-size: 0.76rem;
  line-height: 1.7;
  color: var(--c-mist);
}

/* ---------- 版本时间轴 ---------- */
.page-products .timeline {
  margin: var(--sp-4) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .timeline__item {
  position: relative;
  padding: 0.1rem 0 var(--sp-3) 1.5rem;
  border-left: 1px solid var(--c-line);
}

.page-products .timeline__item:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-products .timeline__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 0.32rem;
  width: 9px;
  height: 9px;
  background: var(--c-space);
  border: 1px solid var(--c-cyan);
}

.page-products .timeline__item:last-child::before {
  border-color: var(--c-amber);
  background: var(--c-amber);
}

.page-products .timeline__stamp {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--c-amber);
}

.page-products .timeline__title {
  margin: 0.3rem 0 0;
  font-family: var(--f-display);
  font-size: 1.06rem;
  letter-spacing: 0.04em;
  color: var(--c-star);
}

.page-products .timeline__item p:last-child {
  margin: 0.45rem 0 0;
  max-width: var(--w-read);
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--c-star);
}

.page-products .figure--wide-note {
  margin-top: var(--sp-4);
}

/* ---------- 场景 ---------- */
.page-products .scenes {
  display: grid;
  gap: var(--sp-3);
  margin: var(--sp-4) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .scene {
  padding: var(--sp-3);
  border: 1px solid var(--c-line);
  background: var(--c-navy);
}

.page-products .scene__no {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--c-amber);
}

.page-products .scene__title {
  margin: 0.4rem 0 0;
  font-family: var(--f-display);
  font-size: 1.08rem;
  letter-spacing: 0.04em;
  color: var(--c-star);
}

.page-products .scene p {
  margin: 0.55rem 0 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--c-star);
}

.page-products .scene__pick {
  margin-top: var(--sp-2) !important;
  padding-top: 0.6rem;
  border-top: 1px solid var(--c-line-soft);
  font-family: var(--f-mono) !important;
  font-size: 0.78rem !important;
  color: var(--c-cyan) !important;
}

/* ---------- 结尾引导 ---------- */
.page-products .prod-next {
  padding-bottom: var(--sp-4);
}

.page-products .prod-next__title {
  margin: 0 0 var(--sp-2);
  font-family: var(--f-display);
  font-size: clamp(1.3rem, 3.2vw, 1.8rem);
  letter-spacing: 0.05em;
  color: var(--c-star);
}

.page-products .prod-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: var(--sp-3);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .line__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--sp-3);
  }

  .page-products .prod-rail .rail__link {
    min-width: 148px;
  }
}

@media (min-width: 900px) {
  .page-products .prod-hero {
    padding: var(--sp-5) 0 var(--sp-6);
  }

  .page-products .prod-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: end;
    gap: var(--sp-6);
  }

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

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

@media (min-width: 1000px) {
  .page-products .prod-shell {
    display: grid;
    grid-template-columns: 264px minmax(0, 1fr);
    gap: var(--sp-5);
    align-items: start;
    padding-top: var(--sp-2);
  }

  .page-products .prod-rail {
    position: sticky;
    top: var(--pp-topbar);
    margin-top: 0;
  }

  .page-products .prod-rail .rail__list {
    display: block;
  }

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

  .page-products .prod-sec:first-child {
    margin-top: 0;
  }

  .page-products .lines {
    gap: var(--sp-3);
  }

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

  .page-products .timeline {
    max-width: 820px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-rail .rail__link {
    transition: none;
  }
}