.page-products {
  --mp-gap: 20px;
  --mp-pad: 20px;
  display: block;
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist-gray);
}

.page-products .breadcrumb a {
  color: var(--mist-gray);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  color: var(--grass-core);
  border-bottom-color: var(--grass-core);
}

.page-products .breadcrumb__sep {
  color: var(--line-hair);
}

/* ---------- 首屏框景 ---------- */
.page-products .mp-hero {
  position: relative;
  margin-top: 22px;
  border-top: 1px solid var(--line-hair);
  overflow: hidden;
  background: var(--ink-void);
}

.page-products .mp-hero__veil {
  position: absolute;
  inset: 0;
  display: block;
  background: var(--gradient-veil);
  opacity: 0.9;
  pointer-events: none;
  animation: mp-veil-drift 24s var(--ease) infinite alternate;
}

.page-products .mp-hero__slant {
  position: absolute;
  inset: 0;
  display: block;
  background: linear-gradient(180deg, rgba(11, 42, 32, 0.92), rgba(20, 64, 46, 0.28));
  clip-path: polygon(58% 0, 100% 0, 100% 100%, 40% 100%);
  opacity: 0.6;
  pointer-events: none;
}

.page-products .mp-hero__inner {
  position: relative;
  z-index: 1;
  padding-top: 52px;
  padding-bottom: 56px;
}

.page-products .mp-hero__title {
  margin: 20px 0 0;
  max-width: 18ch;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(38px, 10.5vw, 124px);
  line-height: 0.94;
  letter-spacing: -0.02em;
  color: var(--paper-mist);
}

.page-products .mp-hero__lead {
  margin: 26px 0 0;
  max-width: 48ch;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.78;
  color: var(--paper-mist);
  opacity: 0.88;
}

.page-products .mp-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 24px;
  margin: 40px 0 0;
  padding: 22px 0 0;
  list-style: none;
  border-top: 1px solid var(--line-hair);
}

.page-products .mp-facts__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.page-products .mp-facts__value {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(30px, 7vw, 52px);
  line-height: 1;
  color: var(--paper-mist);
  font-variant-numeric: tabular-nums;
}

.page-products .mp-facts__value--signal {
  color: var(--signal-orange);
}

.page-products .mp-facts__suffix {
  margin-left: 4px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--mist-gray);
}

.page-products .mp-facts__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist-gray);
}

.page-products .mp-hero__ticker {
  position: relative;
  z-index: 1;
  height: 22px;
  border-top: 1px solid var(--line-hair);
  background-image:
    repeating-linear-gradient(to right, var(--line-hair) 0 1px, transparent 1px 32px),
    repeating-linear-gradient(to right, rgba(51, 226, 127, 0.5) 0 1px, transparent 1px 128px);
  background-size: 32px 8px, 128px 16px;
  background-repeat: repeat-x, repeat-x;
  background-position: 0 100%, 0 100%;
}

@keyframes mp-veil-drift {
  from { transform: translateY(0); }
  to { transform: translateY(-6px); }
}

/* ---------- 通用刻度尺 ---------- */
.page-products .mp-ruler {
  height: 18px;
  border-bottom: 1px solid var(--line-hair);
  background-image:
    repeating-linear-gradient(to right, var(--line-hair) 0 1px, transparent 1px 32px),
    repeating-linear-gradient(to right, rgba(51, 226, 127, 0.55) 0 1px, transparent 1px 128px);
  background-size: 32px 8px, 128px 16px;
  background-repeat: repeat-x, repeat-x;
  background-position: 0 100%, 0 100%;
}

.page-products .mp-ruler--shots {
  background-size: 40px 8px, 160px 16px;
}

.page-products .mp-ruler--distance {
  background-size: 36px 8px, 144px 16px;
}

.page-products .mp-ruler--capacity {
  background-size: 44px 8px, 176px 16px;
}

/* ---------- 模块总览刻度 ---------- */
.page-products .mp-overview {
  position: relative;
  margin-top: 64px;
  padding: 52px 0 60px;
  border-top: 1px solid var(--line-hair);
  border-bottom: 1px solid var(--line-hair);
  overflow: hidden;
  background: var(--ink-void);
}

.page-products .mp-overview__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.26;
  pointer-events: none;
}

.page-products .mp-overview__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .mp-overview__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(4, 17, 13, 0.25), rgba(4, 17, 13, 0.96));
}

.page-products .mp-overview__inner {
  position: relative;
  z-index: 1;
}

.page-products .mp-scales {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
  background: var(--line-hair);
  border: 1px solid var(--line-hair);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .mp-scale {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 18px 24px;
  min-width: 0;
  background: var(--ink-slab);
  transition: background 200ms var(--ease);
}

.page-products .mp-scale:hover {
  background: var(--pitch-deep);
}

.page-products .mp-scale__id {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--grass-core);
}

.page-products .mp-scale__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 24px;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--paper-mist);
}

.page-products .mp-scale__unit {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--grass-soft);
}

.page-products .mp-scale__meta {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist-gray);
}

.page-products .mp-scale__link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grass-core);
  text-decoration: none;
  border-bottom: 1px solid var(--line-hair);
  padding-bottom: 3px;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-products .mp-scale__link:hover,
.page-products .mp-scale__link:focus-visible {
  border-bottom-color: var(--grass-core);
}

/* ---------- 模块卡片堆叠 ---------- */
.page-products .mp-modules {
  margin-top: 68px;
}

.page-products .mp-stack {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-products .mp-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  padding: var(--mp-pad);
  min-width: 0;
  background: var(--ink-slab);
  border: 1px solid var(--line-hair);
  border-radius: var(--radius);
}

.page-products .mp-card__media {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.page-products .mp-card__media .media-frame {
  margin: 0;
}

.page-products .mp-card__media .media-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .mp-card__body {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}

.page-products .mp-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(24px, 5.4vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--paper-mist);
}

.page-products .mp-card__lede {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist-gray);
}

.page-products .mp-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding: 16px 0;
  border-top: 1px solid var(--line-hair);
  border-bottom: 1px solid var(--line-hair);
}

.page-products .mp-metric {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-products .mp-metric__value {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(22px, 4.2vw, 34px);
  line-height: 1;
  color: var(--paper-mist);
  font-variant-numeric: tabular-nums;
}

.page-products .mp-metric__unit {
  margin-left: 2px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--grass-soft);
}

.page-products .mp-metric__label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist-gray);
}

/* ---------- 折叠字段区 ---------- */
.page-products .mp-fold {
  border-top: 1px solid var(--line-hair);
}

.page-products .mp-fold__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grass-core);
}

.page-products .mp-fold__summary::-webkit-details-marker {
  display: none;
}

.page-products .mp-fold__summary::after {
  content: "+";
  font-size: 16px;
  line-height: 1;
  color: var(--grass-core);
  transition: transform 180ms var(--ease);
}

.page-products .mp-fold[open] .mp-fold__summary::after {
  transform: rotate(45deg);
}

.page-products .mp-fold__summary:focus-visible {
  outline: 1px solid var(--grass-core);
  outline-offset: 4px;
}

.page-products .mp-fold__body {
  padding-bottom: 8px;
}

.page-products .mp-fields {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .mp-fields__item {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--line-hair);
}

.page-products .mp-fields__key {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist-gray);
}

.page-products .mp-fields__val {
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper-mist);
}

/* ---------- 卡片间刻度带 ---------- */
.page-products .mp-band {
  padding: 6px 0;
}

.page-products .mp-band__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist-gray);
}

/* ---------- 容量气泡 ---------- */
.page-products .mp-bubbles {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  padding: 14px 12px;
  border: 1px solid var(--line-hair);
  border-radius: var(--radius);
  background: var(--pitch-deep);
}

.page-products .mp-bubble {
  display: block;
  border-radius: 50%;
  border: 1px solid var(--grass-core);
  background: radial-gradient(circle at 32% 30%, rgba(51, 226, 127, 0.28), rgba(51, 226, 127, 0.04));
}

.page-products .mp-bubble--xl { width: 46px; height: 46px; }
.page-products .mp-bubble--l  { width: 36px; height: 36px; }
.page-products .mp-bubble--m  { width: 27px; height: 27px; }
.page-products .mp-bubble--s  { width: 19px; height: 19px; }
.page-products .mp-bubble--xs { width: 12px; height: 12px; border-color: var(--line-hair); }

/* ---------- 检索、投屏与版本 ---------- */
.page-products .mp-ops {
  margin-top: 68px;
  padding-top: 44px;
  border-top: 1px solid var(--line-hair);
  padding-bottom: 28px;
}

.page-products .mp-ops__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-top: 30px;
}

.page-products .mp-op {
  padding: 22px 20px 24px;
  border-radius: var(--radius);
}

.page-products .mp-op__list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .mp-op__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist-gray);
}

.page-products .mp-op__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 1px;
  background: var(--grass-core);
}

.page-products .mp-version__title {
  margin: 48px 0 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--paper-mist);
}

.page-products .mp-version {
  position: relative;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .mp-version::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line-hair);
}

.page-products .mp-version__item {
  position: relative;
  padding: 0 0 26px 28px;
  min-width: 0;
}

.page-products .mp-version__item:last-child {
  padding-bottom: 0;
}

.page-products .mp-version__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  border: 1px solid var(--grass-core);
  background: var(--ink-void);
  transition: background 180ms var(--ease);
}

.page-products .mp-version__item:hover::before {
  background: var(--grass-core);
}

.page-products .mp-version__ver {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--grass-soft);
}

.page-products .mp-version__desc {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--paper-mist);
}

.page-products .mp-version__add {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist-gray);
}

/* ---------- 后续入口 ---------- */
.page-products .mp-next {
  margin-top: 52px;
  padding-top: 26px;
  border-top: 1px solid var(--line-hair);
}

.page-products .mp-next__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist-gray);
}

.page-products .mp-next__list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .mp-next__list li {
  min-width: 0;
}

.page-products .mp-next__list .btn {
  text-decoration: none;
  white-space: normal;
  text-align: left;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .mp-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

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

@media (min-width: 820px) {
  .page-products .mp-card {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 28px;
    padding: 24px;
    align-items: start;
  }

  .page-products .mp-fields__item {
    grid-template-columns: 96px minmax(0, 1fr);
  }

  .page-products .mp-version {
    grid-auto-flow: column;
    grid-auto-columns: minmax(0, 1fr);
    gap: 22px;
  }

  .page-products .mp-version::before {
    left: 8px;
    right: 8px;
    top: 6px;
    bottom: auto;
    width: auto;
    height: 1px;
  }

  .page-products .mp-version__item {
    padding: 30px 0 0;
  }

  .page-products .mp-version__item::before {
    left: 0;
    top: 0;
  }
}

@media (min-width: 1000px) {
  .page-products .mp-scales {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .mp-hero__inner {
    padding-top: 72px;
    padding-bottom: 84px;
  }

  .page-products .mp-stack {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 26px;
  }

  .page-products .mp-card,
  .page-products .mp-band {
    grid-column: 1 / -1;
  }

  .page-products .mp-card--schedule {
    grid-column: 1 / 10;
  }

  .page-products .mp-card--replay {
    grid-column: 4 / 13;
  }

  .page-products .mp-card--player {
    grid-column: 1 / 9;
  }

  .page-products .mp-card--map {
    grid-column: 5 / 13;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .mp-hero__veil {
    animation: none;
  }

  .page-products .mp-fold__summary::after,
  .page-products .mp-scale,
  .page-products .mp-scale__link,
  .page-products .mp-version__item::before {
    transition: none;
  }
}