.page-products {
  --pp-panel: rgba(10, 16, 48, .62);
  --pp-hair: 1px solid var(--line-soft);
  --pp-shadow: 0 18px 40px -28px rgba(8, 40, 43, .9);
  display: block;
}

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

/* ---------- 首屏 ---------- */
.page-products .prod-head {
  padding-top: clamp(18px, 3.4vw, 40px);
  padding-bottom: clamp(24px, 5vw, 58px);
}

.page-products .prod-head__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4.4vw, 48px);
  align-items: start;
}

.page-products .prod-head__title {
  margin: clamp(14px, 2vw, 22px) 0 0;
  font-size: clamp(34px, 7.4vw, 82px);
  font-weight: 300;
  line-height: 1.03;
  letter-spacing: -.02em;
  color: var(--ivory);
  max-width: 18ch;
  text-wrap: balance;
}

.page-products .prod-head__lede {
  margin-top: clamp(16px, 2.4vw, 26px);
  max-width: 60ch;
  font-size: clamp(16px, 1.85vw, 19px);
  line-height: 1.95;
  color: var(--text-body);
}

.page-products .prod-head__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .prod-head__panel {
  padding: clamp(20px, 2.6vw, 30px);
  box-shadow: var(--pp-shadow);
}

.page-products .prod-head__panel-title {
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--silver);
  font-weight: 500;
}

.page-products .prod-facts {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.page-products .prod-facts__item {
  display: grid;
  grid-template-columns: 3.4ch 1fr;
  gap: 14px;
  align-items: baseline;
  padding-bottom: 14px;
  border-bottom: var(--pp-hair);
}

.page-products .prod-facts__item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .prod-facts__num {
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--amber);
  text-align: right;
}

.page-products .prod-facts__txt {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-body);
}

.page-products .prod-head__note {
  margin-top: 20px;
  padding-top: 14px;
  border-top: var(--pp-hair);
  font-size: 13px;
  line-height: 1.8;
  color: var(--text-mute);
}

/* ---------- 场景筛选 ---------- */
.page-products .prod-scenes-sec .filter-bar {
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-products .prod-scenes {
  margin-top: clamp(18px, 2.6vw, 28px);
}

.page-products .prod-scene {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(18px, 2.2vw, 26px);
  border-left: 3px solid var(--slate);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .prod-scene:hover {
  border-left-color: var(--cyan);
  transform: translateY(-2px);
}

.page-products .prod-scenes [data-filter-item][hidden] {
  display: none;
}

.page-products .prod-scene__idx {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-products .prod-scene__text {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-body);
}

.page-products .prod-scene .link-arrow {
  margin-top: auto;
}

/* ---------- 注册流程 ---------- */
.page-products .prod-flow {
  padding-top: clamp(30px, 5vw, 64px);
}

.page-products .prod-flow__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: start;
}

.page-products .prod-flow__title,
.page-products .prod-collect__title,
.page-products .prod-partner__title {
  margin-top: 14px;
  font-size: clamp(26px, 4.4vw, 44px);
  font-weight: 300;
  line-height: 1.12;
  letter-spacing: -.015em;
  color: var(--ivory);
  max-width: 22ch;
}

.page-products .prod-flow__lede,
.page-products .prod-collect__lede,
.page-products .prod-partner__lede {
  margin-top: 16px;
  font-size: 16px;
  line-height: 1.95;
  color: var(--text-body);
  max-width: 56ch;
}

.page-products .prod-steps {
  margin-top: clamp(22px, 3vw, 32px);
  display: grid;
  gap: 0;
}

.page-products .prod-step {
  display: grid;
  grid-template-columns: 3.6ch 1fr;
  gap: 16px;
  padding: clamp(14px, 1.9vw, 20px) 0;
  border-top: var(--pp-hair);
}

.page-products .prod-step:last-child {
  border-bottom: var(--pp-hair);
}

.page-products .prod-step__no {
  padding-top: 4px;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-products .prod-step__title {
  font-size: 19px;
  font-weight: 500;
  color: var(--ivory);
}

.page-products .prod-step__body p {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-body);
}

.page-products .prod-flow__shot {
  box-shadow: var(--pp-shadow);
}

.page-products .prod-flow__note {
  margin-top: clamp(18px, 2.6vw, 26px);
}

/* ---------- 反馈入口 ---------- */
.page-products .prod-fb__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 42px);
  margin-top: clamp(20px, 3vw, 32px);
  align-items: start;
}

.page-products .prod-fb__folds .fold + .fold {
  margin-top: 10px;
}

.page-products .prod-fb__shot {
  box-shadow: var(--pp-shadow);
}

/* ---------- 看球工具（深色对比段） ---------- */
.page-products .prod-tool {
  position: relative;
  margin-block: clamp(26px, 5vw, 60px);
  padding-block: clamp(34px, 6vw, 82px);
  border-block: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(43, 240, 208, .16), transparent 60%),
    radial-gradient(90% 80% at 96% 12%, rgba(255, 107, 44, .13), transparent 58%),
    linear-gradient(180deg, #061024 0%, #08282B 120%);
}

.page-products .prod-tool::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(90, 102, 143, .16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(90, 102, 143, .16) 1px, transparent 1px);
  background-size: 84px 84px;
  opacity: .55;
}

.page-products .prod-tool__inner {
  position: relative;
  z-index: 1;
}

.page-products .prod-tool__title {
  margin-top: 14px;
  font-size: clamp(26px, 4.6vw, 48px);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -.015em;
  color: var(--ivory);
  max-width: 24ch;
}

.page-products .prod-tool__lede {
  margin-top: 16px;
  max-width: 58ch;
  font-size: 16px;
  line-height: 1.95;
  color: var(--text-body);
}

.page-products .prod-tool__shot {
  margin-top: clamp(22px, 3.4vw, 36px);
}

.page-products .prod-tool__rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 82%;
  gap: 14px;
  margin-top: clamp(22px, 3.2vw, 34px);
  padding-bottom: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--slate) transparent;
}

.page-products .prod-tool__rail:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 4px;
}

.page-products .prod-tile {
  scroll-snap-align: start;
  padding: clamp(16px, 2vw, 24px);
  background: var(--pp-panel);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--cyan);
  transition: border-left-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .prod-tile:hover {
  border-left-color: var(--orange);
  background: rgba(10, 16, 48, .82);
}

.page-products .prod-tile__no {
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-products .prod-tile__title {
  margin-top: 10px;
  font-size: 20px;
  font-weight: 500;
  color: var(--ivory);
}

.page-products .prod-tile p:last-child {
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-body);
}

/* ---------- 规则收藏 ---------- */
.page-products .prod-collect__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 44px);
  align-items: start;
}

.page-products .prod-collect__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.page-products .prod-collect__folds {
  margin-top: clamp(18px, 2.6vw, 26px);
}

.page-products .prod-collect__folds .fold + .fold {
  margin-top: 10px;
}

.page-products .prod-collect__shot {
  box-shadow: var(--pp-shadow);
}

/* ---------- 横竖屏 ---------- */
.page-products .prod-vp__grid {
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .prod-vp__card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--surface-2);
  border: 1px solid var(--line-soft);
}

.page-products .prod-vp__card--portrait {
  border-top: 3px solid var(--orange);
}

.page-products .prod-vp__card--landscape {
  border-top: 3px solid var(--cyan);
}

.page-products .prod-vp__card-title {
  font-size: clamp(20px, 2.4vw, 24px);
  font-weight: 500;
  color: var(--ivory);
}

.page-products .prod-vp__card > p {
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-body);
}

.page-products .prod-vp__list {
  display: grid;
  gap: 8px;
  margin-top: 4px;
}

.page-products .prod-vp__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-products .prod-vp__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .75em;
  width: 7px;
  height: 2px;
  background: var(--cyan);
}

.page-products .prod-vp__shot {
  margin-top: 8px;
}

.page-products .prod-vp__shot .shot__frame {
  max-width: 280px;
  margin-inline: auto;
}

.page-products .prod-vp__diagram {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
  margin-top: auto;
  padding-top: 16px;
}

.page-products .prod-vp__diagram-side {
  display: grid;
  gap: 6px;
  align-content: start;
}

.page-products .prod-vp__diagram-side span {
  padding: 6px 4px;
  text-align: center;
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--silver);
  border: 1px solid var(--line-soft);
}

.page-products .prod-vp__diagram-side span:first-child {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-products .prod-vp__diagram-main {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
  padding-left: 12px;
  border-left: 1px solid var(--line-soft);
  background-image:
    linear-gradient(rgba(90, 102, 143, .14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(90, 102, 143, .14) 1px, transparent 1px);
  background-size: 24px 24px;
}

.page-products .prod-vp__bar {
  display: block;
  height: 22px;
  background: linear-gradient(90deg, rgba(43, 240, 208, .42), rgba(43, 240, 208, .04));
  border-left: 3px solid var(--cyan);
}

.page-products .prod-vp__bar--alt {
  width: 76%;
  background: linear-gradient(90deg, rgba(255, 107, 44, .42), rgba(255, 107, 44, .04));
  border-left-color: var(--orange);
}

.page-products .prod-vp__bar--short {
  width: 52%;
}

.page-products .prod-vp__grid-lines {
  display: block;
  height: 40px;
  background:
    repeating-linear-gradient(90deg, rgba(43, 240, 208, .22) 0 6px, transparent 6px 12px);
}

.page-products .prod-vp__caption {
  font-size: 12px;
  line-height: 1.8;
  color: var(--text-mute);
}

/* ---------- 版本节奏 ---------- */
.page-products .prod-ver__track {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 26px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .prod-ver__item {
  padding: clamp(18px, 2.4vw, 28px);
  background: linear-gradient(180deg, rgba(20, 28, 75, .92), rgba(20, 28, 75, .52));
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--cyan);
}

.page-products .prod-ver__item:nth-child(2) {
  border-top-color: var(--orange);
}

.page-products .prod-ver__cycle {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-products .prod-ver__item-title {
  margin-top: 10px;
  font-size: clamp(20px, 2.4vw, 24px);
  font-weight: 500;
  color: var(--ivory);
}

.page-products .prod-ver__list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.page-products .prod-ver__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-body);
}

.page-products .prod-ver__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 8px;
  height: 1px;
  background: var(--slate);
}

.page-products .prod-ver__note {
  margin-top: clamp(18px, 2.4vw, 26px);
  padding-top: 14px;
  border-top: var(--pp-hair);
  font-size: 13px;
  line-height: 1.85;
  color: var(--text-mute);
}

/* ---------- 合作后台 ---------- */
.page-products .prod-partner__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3.6vw, 44px);
  align-items: start;
}

.page-products .prod-partner__lede + .link-arrow {
  display: inline-block;
  margin-top: 20px;
}

.page-products .prod-specs {
  border-top: 1px solid var(--line-soft);
}

.page-products .prod-specs__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 18px;
  padding: 15px 2px;
  border-bottom: var(--pp-hair);
}

.page-products .prod-specs__row dt {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-products .prod-specs__row dd {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--amber);
  white-space: nowrap;
}

/* ---------- 下一步 ---------- */
.page-products .prod-next__grid {
  margin-top: clamp(20px, 3vw, 32px);
}

.page-products .prod-next__card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(20px, 2.4vw, 28px);
  color: inherit;
  text-decoration: none;
  background: transparent;
  border: 1px solid var(--line-soft);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-products .prod-next__card:hover,
.page-products .prod-next__card:focus-visible {
  border-color: var(--cyan);
  background: rgba(43, 240, 208, .06);
}

.page-products .prod-next__idx {
  font-size: 16px;
  color: var(--cyan);
}

.page-products .prod-next__card-title {
  font-size: 19px;
  font-weight: 500;
  color: var(--ivory);
}

.page-products .prod-next__card p:last-child {
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-body);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-products .prod-tool__rail {
    grid-auto-columns: minmax(240px, 30%);
  }

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

@media (min-width: 960px) {
  .page-products .prod-head__grid {
    grid-template-columns: 1.45fr .85fr;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .prod-flow__grid {
    grid-template-columns: .95fr 1.05fr;
  }

  .page-products .prod-fb__grid {
    grid-template-columns: 1.15fr .85fr;
  }

  .page-products .prod-collect__grid {
    grid-template-columns: 1.1fr .9fr;
  }

  .page-products .prod-partner__grid {
    grid-template-columns: 1fr .9fr;
  }
}

@media (min-width: 1100px) {
  .page-products .prod-tool__rail {
    grid-auto-columns: minmax(260px, 27%);
  }
}

@media (max-width: 560px) {
  .page-products .prod-head__actions .btn {
    flex: 1 1 100%;
    text-align: center;
  }

  .page-products .prod-facts__item {
    grid-template-columns: 2.8ch 1fr;
    gap: 12px;
  }

  .page-products .prod-step {
    grid-template-columns: 2.8ch 1fr;
    gap: 12px;
  }

  .page-products .prod-specs__row dd {
    font-size: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-scene,
  .page-products .prod-tile,
  .page-products .prod-next__card {
    transition: none;
  }

  .page-products .prod-scene:hover {
    transform: none;
  }
}