.page-products {
  --fx-rule: #16382E;
  --fx-cyan-veil: rgba(59, 224, 200, 0.12);
  --fx-orange-veil: rgba(255, 138, 61, 0.14);
  --fx-gap: clamp(18px, 3.6vw, 36px);
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-products .fx-hero {
  padding-block: clamp(18px, 4vw, 40px) clamp(34px, 6vw, 76px);
}

.page-products .fx-hero .crumbs {
  margin-bottom: clamp(22px, 4vw, 40px);
}

.page-products .fx-hero-grid {
  display: grid;
  gap: clamp(26px, 5vw, 56px);
}

.page-products .fx-hero-lead .eyebrow {
  color: var(--cyan);
  letter-spacing: 0.16em;
  margin: 0 0 14px;
}

.page-products .fx-hero-lead h1 {
  margin: 0 0 18px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(28px, 5.4vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 20ch;
}

.page-products .fx-lede {
  margin: 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.75;
  color: var(--gray);
}

.page-products .fx-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

/* 首屏右侧索引板 */
.page-products .fx-hero-aside {
  border: 2px solid var(--fx-rule);
  background: var(--ink-800);
  box-shadow: var(--shadow-solid);
  padding: clamp(18px, 3vw, 26px);
}

.page-products .fx-aside-label {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-products .fx-quicklist {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .fx-quicklist li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: baseline;
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--fx-rule);
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper-2);
}

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

.page-products .fx-quicklist .mono {
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: 0.06em;
}

.page-products .fx-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding-top: 18px;
  border-top: 2px solid var(--fx-rule);
}

.page-products .fx-stat {
  margin: 0;
}

.page-products .fx-stat dt {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gray);
  margin-bottom: 6px;
}

.page-products .fx-stat dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.8vw, 17px);
  font-weight: 700;
  color: var(--orange);
}

/* ---------- 章节骨架 ---------- */
.page-products .chapter {
  margin-bottom: clamp(46px, 8vw, 104px);
}

.page-products .chapter-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: 12px 16px;
  padding-bottom: 16px;
  margin-bottom: clamp(18px, 3vw, 30px);
  border-bottom: 2px solid var(--fx-rule);
}

.page-products .chapter-head .chapter-index {
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

.page-products .chapter-title {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(20px, 3.4vw, 36px);
  line-height: 1.24;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-products .chapter-status {
  grid-column: 2 / -1;
  justify-self: start;
}

.page-products .fx-body-text {
  margin: 0 0 clamp(18px, 3vw, 26px);
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--gray);
}

.page-products .fx-body-text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-deep);
}

.page-products .fx-body-text a:hover {
  color: var(--cyan-deep);
}

/* ---------- 图片容器 ---------- */
.page-products .media {
  position: relative;
  overflow: hidden;
  border: 2px solid var(--fx-rule);
  background: var(--ink-800);
  box-shadow: var(--shadow-solid);
}

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

.page-products .fx-ratio-wide { aspect-ratio: 14 / 9; }
.page-products .fx-ratio-band { aspect-ratio: 12 / 7; }
.page-products .fx-ratio-phone { aspect-ratio: 9 / 16; }
.page-products .fx-ratio-diff { aspect-ratio: 7 / 4; }
.page-products .fx-ratio-3x2  { aspect-ratio: 3 / 2; }

.page-products .fx-figure {
  margin: clamp(20px, 3.4vw, 34px) 0 0;
}

.page-products .fx-cap {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
  max-width: 66ch;
}

/* ---------- 01 六类排名视图 ---------- */
.page-products .fx-views {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .fx-view {
  border: 2px solid var(--fx-rule);
  background: var(--ink-800);
  padding: 18px;
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-products .fx-view:hover {
  transform: translate(-2px, -2px);
  border-color: var(--cyan-deep);
}

.page-products .fx-view.is-active {
  border-color: var(--cyan);
  background: var(--fx-cyan-veil), var(--ink-800);
  box-shadow: 6px 6px 0 rgba(59, 224, 200, 0.18);
}

.page-products .fx-view-idx {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gray);
  margin-bottom: 10px;
}

.page-products .fx-view.is-active .fx-view-idx {
  color: var(--cyan);
}

.page-products .fx-view-name {
  margin: 0 0 8px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-products .fx-view-desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--gray);
}

/* ---------- 02 刷新节奏 ---------- */
.page-products .fx-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-products .fx-beat {
  position: relative;
  padding: 0 0 22px 30px;
}

.page-products .fx-beat::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 22px;
  bottom: 0;
  width: 2px;
  background: var(--fx-rule);
}

.page-products .fx-beat:last-child {
  padding-bottom: 0;
}

.page-products .fx-beat:last-child::before {
  display: none;
}

.page-products .fx-beat-dot {
  position: absolute;
  left: 0;
  top: 5px;
  width: 16px;
  height: 16px;
  border: 2px solid var(--cyan-deep);
  background: var(--ink-900);
}

.page-products .fx-beat:nth-child(2) .fx-beat-dot,
.page-products .fx-beat:nth-child(4) .fx-beat-dot {
  border-color: var(--orange);
}

.page-products .fx-beat-time {
  display: block;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--cyan);
  margin-bottom: 6px;
}

.page-products .fx-beat-time i {
  font-style: normal;
  font-size: 10px;
  color: var(--gray);
  margin-left: 3px;
}

.page-products .fx-beat-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--gray);
  max-width: 44ch;
}

.page-products .fx-beat-text strong {
  display: block;
  color: var(--paper-2);
  font-weight: 700;
  margin-bottom: 2px;
}

/* ---------- 03 回看与收藏 ---------- */
.page-products .fx-split {
  display: grid;
  gap: var(--fx-gap);
}

.page-products .fx-phone-col {
  max-width: 260px;
}

.page-products .fx-cap--phone {
  font-size: 12.5px;
  max-width: 26ch;
}

.page-products .fx-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 2px solid var(--fx-rule);
}

.page-products .fx-points li {
  display: grid;
  gap: 6px;
  padding: 15px 0;
  border-bottom: 2px solid var(--fx-rule);
}

.page-products .fx-point-key {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-products .fx-point-val {
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper-2);
}

.page-products .fx-inline-note {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--gray);
}

.page-products .fx-inline-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-deep);
}

.page-products .fx-inline-note a:hover {
  color: var(--cyan-deep);
}

/* ---------- 04 版本对照 ---------- */
.page-products .fx-versel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  margin-bottom: clamp(18px, 3vw, 26px);
}

.page-products .fx-versel-slot {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  border: 2px solid var(--fx-rule);
  background: var(--ink-800);
  padding: 14px 18px;
}

.page-products .fx-versel-slot--right {
  border-color: var(--orange-deep);
}

.page-products .fx-versel-label {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--gray);
}

.page-products .fx-versel-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--cyan);
}

.page-products .fx-versel-slot--right .fx-versel-value {
  color: var(--orange);
}

.page-products .fx-versel-arrow {
  text-align: center;
  font-size: 18px;
  color: var(--gray);
}

.page-products .fx-diff {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 2px solid var(--fx-rule);
  background: var(--ink-800);
}

.page-products .fx-diff-row {
  display: grid;
  gap: 6px;
  padding: 15px 16px;
  border-bottom: 2px solid var(--fx-rule);
}

.page-products .fx-diff-row:last-child {
  border-bottom: 0;
}

.page-products .fx-diff-field {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--gray);
}

.page-products .fx-diff-a,
.page-products .fx-diff-b {
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper-2);
}

.page-products .fx-diff-b.is-changed {
  border-left: 3px solid var(--orange);
  padding-left: 10px;
  color: var(--orange);
  font-weight: 700;
}

/* ---------- 05 使用路径 ---------- */
.page-products .fx-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-products .fx-flow-node {
  position: relative;
  border: 2px solid var(--fx-rule);
  background: var(--ink-800);
  padding: 20px 18px;
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-products .fx-flow-node::after {
  content: "";
  position: absolute;
  right: -2px;
  top: 50%;
  width: 0;
  height: 0;
}

.page-products .fx-flow-node:hover,
.page-products .fx-flow-node:focus-within {
  transform: translate(-2px, -2px);
  border-color: var(--cyan);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.45);
}

.page-products .fx-flow-num {
  display: block;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cyan);
  margin-bottom: 10px;
}

.page-products .fx-flow-name {
  margin: 0 0 8px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.4;
  color: var(--paper);
}

.page-products .fx-flow-desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--gray);
}

/* ---------- 06 收束 ---------- */
.page-products .fx-outro {
  margin-bottom: clamp(40px, 7vw, 88px);
}

.page-products .fx-outro-inner {
  border: 2px solid var(--cyan-deep);
  background: linear-gradient(135deg, rgba(59, 224, 200, 0.1), rgba(255, 138, 61, 0.08) 68%, transparent);
  padding: clamp(26px, 4.5vw, 52px);
}

.page-products .fx-outro-inner .eyebrow {
  margin: 0 0 12px;
  color: var(--orange);
  letter-spacing: 0.2em;
  font-size: 12px;
}

.page-products .fx-outro-title {
  margin: 0 0 16px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(21px, 3.4vw, 34px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 24ch;
}

.page-products .fx-outro-text {
  margin: 0 0 clamp(20px, 3vw, 30px);
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--gray);
}

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

@media (prefers-reduced-motion: reduce) {
  .page-products .fx-view,
  .page-products .fx-flow-node {
    transition: none;
  }
  .page-products .fx-view:hover,
  .page-products .fx-flow-node:hover {
    transform: none;
  }
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-products .fx-views {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .fx-diff-row {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr) minmax(0, 1.15fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-products .fx-versel {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  }
}

@media (min-width: 900px) {
  .page-products .fx-hero-grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-products .chapter-head {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .page-products .chapter-status {
    grid-column: 3 / -1;
    justify-self: end;
  }

  .page-products .fx-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
  }

  .page-products .fx-beat {
    padding: 26px 20px 0 0;
  }

  .page-products .fx-beat::before {
    left: 0;
    right: 0;
    top: 7px;
    bottom: auto;
    width: auto;
    height: 2px;
  }

  .page-products .fx-beat:last-child {
    padding-bottom: 0;
  }

  .page-products .fx-beat:last-child::before {
    display: block;
  }

  .page-products .fx-beat-dot {
    left: 0;
    top: 0;
  }

  .page-products .fx-beat-text {
    max-width: 30ch;
  }

  .page-products .fx-split {
    grid-template-columns: minmax(0, 0.68fr) minmax(0, 1.5fr);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-products .fx-views {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .fx-flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }
}
<<<END>>>