.page-products {
  --fx-cut: 16px;
  --fx-gap: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-products .fx-hero {
  padding: clamp(26px, 5vw, 50px) 0 clamp(24px, 4vw, 42px);
  border-bottom: 2px solid var(--alert);
}

.page-products .fx-hero .headline {
  max-width: 19em;
  margin: 10px 0 0;
}

.page-products .fx-hero .lede {
  max-width: 38em;
  margin: 18px 0 0;
  color: var(--frost);
}

.page-products .fx-hero__paths {
  list-style: none;
  margin: clamp(26px, 4vw, 42px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  grid-template-columns: 1fr;
  border-top: 2px solid var(--ice);
}

.page-products .fx-path {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "no name"
    "no hint";
  align-items: center;
  gap: 2px 14px;
  padding: 14px 6px 14px 0;
  border-bottom: 1px solid var(--line-ice);
}

.page-products .fx-path__no {
  grid-area: no;
  font-size: 15px;
  font-weight: 700;
  color: var(--bg);
  background: var(--glow);
  padding: 4px 9px 5px;
  line-height: 1;
  clip-path: polygon(0 0, 100% 0, 100% 70%, 82% 100%, 0 100%);
}

.page-products .fx-path__name {
  grid-area: name;
  font-size: 16px;
  font-weight: 700;
  color: var(--snow);
}

.page-products .fx-path__hint {
  grid-area: hint;
  font-size: 12.5px;
  color: var(--frost);
  line-height: 1.6;
}

@media (min-width: 760px) {
  .page-products .fx-hero__paths {
    grid-template-columns: repeat(4, 1fr);
    gap: 0 18px;
  }

  .page-products .fx-path {
    grid-template-columns: auto auto;
    grid-template-areas:
      "no name"
      "hint hint";
    align-content: start;
    padding: 18px 0 16px;
  }

  .page-products .fx-path__hint {
    grid-area: hint;
    margin-top: 8px;
  }
}

/* ---------- 章节骨架 ---------- */
.page-products .fx-step {
  padding: clamp(34px, 5vw, 62px) 0;
  border-bottom: 1px solid var(--line-ice);
}

.page-products .fx-step--alert {
  border-bottom: 2px solid var(--alert);
}

.page-products .fx-index {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.page-products .fx-index__no {
  font-size: 22px;
  font-weight: 700;
  color: var(--bg);
  background: var(--glow);
  padding: 3px 12px 6px;
  line-height: 1.05;
  clip-path: polygon(0 0, 100% 0, 100% 68%, 84% 100%, 0 100%);
}

.page-products .fx-index__label {
  font-size: 15px;
  font-weight: 700;
  color: var(--snow);
}

.page-products .fx-index__meta {
  font-size: 12px;
  color: var(--frost);
  letter-spacing: .06em;
}

@media (min-width: 900px) {
  .page-products .fx-index {
    position: sticky;
    top: 128px;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 0;
    padding-left: 14px;
    border-left: 2px solid var(--rail);
  }

  .page-products .fx-body {
    padding-left: clamp(0px, 2vw, 20px);
  }
}

.page-products .fx-body .section__title {
  margin-bottom: 16px;
}

.page-products .fx-body .prose {
  margin: 0 0 16px;
}

/* ---------- 滑动轴 ---------- */
.page-products .fx-rail {
  display: flex;
  align-items: flex-start;
  margin: 26px 0 28px;
  padding: 24px 14px 16px;
  background: var(--panel);
  border: 2px solid var(--split);
  box-shadow: var(--soft);
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .fx-node {
  flex: 0 0 auto;
  min-width: 96px;
  display: grid;
  justify-items: center;
  gap: 8px;
  padding: 0 6px 4px;
  position: relative;
}

.page-products .fx-node::before {
  content: "";
  position: absolute;
  top: 9px;
  left: -6px;
  right: -6px;
  height: 2px;
  background: var(--rail);
  z-index: 0;
}

.page-products .fx-node__dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--bg-deep);
  border: 2px solid var(--ice);
  position: relative;
  z-index: 1;
}

.page-products .fx-node--now .fx-node__dot {
  background: var(--alert);
  border-color: var(--alert);
  box-shadow: 0 0 0 5px rgba(255, 90, 31, .22);
  animation: fx-pulse 2s ease-in-out infinite;
}

@keyframes fx-pulse {
  0%, 100% { box-shadow: 0 0 0 5px rgba(255, 90, 31, .22); }
  50% { box-shadow: 0 0 0 9px rgba(255, 90, 31, .06); }
}

.page-products .fx-node__no {
  font-size: 13px;
  color: var(--snow);
  letter-spacing: .04em;
}

.page-products .fx-node--now .fx-node__no {
  color: var(--alert);
}

.page-products .fx-node__meta {
  font-size: 11.5px;
  color: var(--frost);
  white-space: nowrap;
}

/* ---------- 键值行 ---------- */
.page-products .fx-facts {
  margin-top: 26px;
  border-top: 2px solid var(--ice);
}

.page-products .fx-facts .data-row__v {
  text-align: right;
}

/* ---------- 数据面板 ---------- */
.page-products .fx-metrics {
  display: grid;
  gap: 16px;
  margin: 26px 0 22px;
}

@media (min-width: 780px) {
  .page-products .fx-metrics {
    grid-template-columns: repeat(3, 1fr);
  }
}

.page-products .fx-metric {
  display: flex;
  flex-direction: column;
  padding: 18px 18px 20px;
  background: var(--panel);
  border: 2px solid var(--split);
  border-top: 3px solid var(--ice);
  box-shadow: var(--soft);
  transition: transform var(--ease), border-color var(--ease);
}

.page-products .fx-metric:hover,
.page-products .fx-metric:focus-within {
  transform: translateY(-2px);
  border-color: var(--glow);
}

.page-products .fx-metric--rank {
  border-top-color: var(--alert);
}

.page-products .fx-metric__title {
  font-size: 17px;
  font-weight: 800;
  color: var(--snow);
  margin-bottom: 10px;
}

.page-products .fx-metric__desc {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--frost);
  margin-bottom: 16px;
}

.page-products .fx-metric__sample {
  margin-top: auto;
  font-size: 30px;
  font-weight: 700;
  color: var(--glow);
  letter-spacing: .08em;
  line-height: 1;
}

.page-products .fx-bar {
  position: relative;
  margin-top: auto;
  height: 12px;
  background: var(--split);
  border: 1px solid var(--rail);
  overflow: visible;
}

.page-products .fx-bar__fill {
  display: block;
  width: 68%;
  height: 100%;
  background: linear-gradient(90deg, var(--ice), var(--glow));
}

.page-products .fx-bar__now {
  position: absolute;
  top: -5px;
  left: 68%;
  width: 3px;
  height: 22px;
  background: var(--alert);
  transform: translateX(-1px);
}

.page-products .fx-arrows {
  display: flex;
  align-items: flex-end;
  gap: 18px;
  margin-top: auto;
  padding-bottom: 4px;
}

.page-products .fx-arrow {
  display: inline-block;
  width: 0;
  height: 0;
}

.page-products .fx-arrow--up {
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-bottom: 13px solid var(--alert);
}

.page-products .fx-arrow--down {
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 13px solid var(--frost);
}

/* ---------- 排名浮层走查 ---------- */
.page-products .fx-rankwalk {
  display: grid;
  gap: 0;
  margin: 22px 0 26px;
  border-top: 2px solid var(--ice);
}

@media (min-width: 700px) {
  .page-products .fx-rankwalk {
    grid-template-columns: repeat(2, 1fr);
    gap: 0 22px;
  }
}

.page-products .fx-rankwalk__item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 4px;
  border-bottom: 1px solid var(--line-ice);
}

.page-products .fx-rankwalk__k {
  flex: 0 0 auto;
  min-width: 4em;
  font-size: 13px;
  color: var(--glow);
}

.page-products .fx-rankwalk__v {
  font-size: 14.5px;
  color: var(--snow);
  line-height: 1.65;
}

.page-products .fx-note {
  margin-top: 20px;
  padding: 14px 16px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--frost);
  background: var(--split);
  border-left: 3px solid var(--alert);
}

.page-products .fx-note a {
  color: var(--ice);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 场次卡片 ---------- */
.page-products .fx-cardwrap {
  display: grid;
  gap: 22px;
  margin: 24px 0 28px;
}

@media (min-width: 860px) {
  .page-products .fx-cardwrap {
    grid-template-columns: 260px 1fr;
    align-items: start;
    gap: 26px;
  }
}

.page-products .fx-stack-svg {
  width: 100%;
  max-width: 260px;
  height: auto;
  display: block;
  border: 2px solid var(--split);
  background: var(--bg-deep);
  padding: 8px;
}

.page-products .fx-card {
  background: var(--panel);
  border: 2px solid var(--split);
  box-shadow: var(--soft);
  transition: border-color var(--ease), transform var(--ease);
}

.page-products .fx-card[open] {
  border-color: var(--glow);
}

.page-products .fx-card__sum {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  transition: background var(--ease);
}

.page-products .fx-card__sum::-webkit-details-marker {
  display: none;
}

.page-products .fx-card__sum:hover {
  background: var(--split);
}

.page-products .fx-card__sum:focus-visible {
  outline: 2px solid var(--glow);
  outline-offset: -3px;
}

.page-products .fx-card__no {
  font-size: 14px;
  color: var(--bg);
  background: var(--ice);
  padding: 3px 9px 4px;
  line-height: 1.1;
}

.page-products .fx-card__label {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--snow);
}

.page-products .fx-card__more {
  margin-left: auto;
  font-size: 12.5px;
  color: var(--frost);
  letter-spacing: .04em;
}

.page-products .fx-card__body {
  padding: 4px 16px 18px;
  border-top: 1px solid var(--line-ice);
}

.page-products .fx-layers {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

@media (min-width: 780px) {
  .page-products .fx-layers {
    grid-template-columns: repeat(3, 1fr);
  }
}

.page-products .fx-layer {
  padding: 14px 14px 16px;
  background: var(--bg-deep);
  border-left: 3px solid var(--rail);
}

.page-products .fx-layer:nth-child(2) {
  border-left-color: var(--glow);
}

.page-products .fx-layer:nth-child(3) {
  border-left-color: var(--alert);
}

.page-products .fx-layer__idx {
  display: inline-block;
  font-size: 12px;
  color: var(--glow);
  background: var(--split);
  padding: 2px 8px 3px;
  clip-path: polygon(0 0, 100% 0, 100% 68%, 82% 100%, 0 100%);
}

.page-products .fx-layer__title {
  margin: 10px 0 8px;
  font-size: 16px;
  font-weight: 800;
  color: var(--snow);
}

.page-products .fx-layer p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--frost);
  margin: 0;
}

.page-products .fx-duo {
  display: grid;
  gap: 18px;
}

@media (min-width: 720px) {
  .page-products .fx-duo {
    grid-template-columns: repeat(2, 1fr);
  }
}

.page-products .fx-duo .media-frame {
  margin: 0;
}

/* ---------- 移动端与设备 ---------- */
.page-products .fx-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* ---------- 版本演进 ---------- */
.page-products .fx-versions {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 2px solid var(--ice);
}

.page-products .fx-version {
  display: grid;
  grid-template-columns: 3.4em 1fr;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-ice);
  position: relative;
}

.page-products .fx-version__idx {
  font-size: 17px;
  font-weight: 700;
  color: var(--glow);
  padding-top: 2px;
}

.page-products .fx-version__title {
  font-size: 17px;
  font-weight: 800;
  color: var(--snow);
  margin-bottom: 8px;
}

.page-products .fx-version__txt p {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--frost);
  margin: 0;
  max-width: 38em;
}

/* ---------- 结尾 ---------- */
.page-products .fx-cta {
  display: grid;
  gap: 20px;
  padding: clamp(22px, 4vw, 34px) clamp(18px, 3vw, 32px);
  background: var(--panel);
  border: 2px solid var(--ice);
  box-shadow: var(--hard);
  position: relative;
}

.page-products .fx-cta::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  border-style: solid;
  border-width: 0 var(--fx-cut) var(--fx-cut) 0;
  border-color: transparent var(--bg) transparent transparent;
}

.page-products .fx-cta__title {
  font-size: clamp(21px, 3vw, 27px);
  font-weight: 800;
  color: var(--snow);
  margin-bottom: 10px;
}

.page-products .fx-cta__txt p {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--frost);
  max-width: 40em;
  margin: 0;
}

.page-products .fx-cta__act {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 820px) {
  .page-products .fx-cta {
    grid-template-columns: 1fr auto;
    align-items: center;
  }

  .page-products .fx-cta__act {
    justify-content: flex-end;
  }
}

/* ---------- 图片兜底 ---------- */
.page-products img {
  max-width: 100%;
  height: auto;
}

.page-products .media-frame__img,
.page-products figure img {
  display: block;
  width: 100%;
  object-fit: cover;
}