.page-products {
  --fx-rule: #d9c9ad;
  --fx-cream-ink: #241a14;
  --fx-gap: clamp(20px, 3vw, 40px);
  background: var(--ink);
  color: var(--fg);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* ── 首屏 ───────────────────────────────── */
.page-products .fx-hero {
  position: relative;
  padding: clamp(96px, 13vw, 164px) 0 clamp(34px, 5vw, 64px);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(182, 255, 59, 0.1), transparent 62%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.page-products .fx-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(30, 74, 107, 0.5) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(30, 74, 107, 0.32) 0 1px, transparent 1px 72px);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), transparent 88%);
}
.page-products .fx-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(28px, 4vw, 56px);
  align-items: end;
}
.page-products .fx-hero__lead > .breadcrumb {
  margin-bottom: 18px;
}
.page-products .fx-hero .eyebrow {
  color: var(--lime);
  letter-spacing: 0.16em;
}
.page-products .fx-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5.4vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.015em;
  margin: 0.24em 0 0.36em;
  color: #ffffff;
  max-width: 18ch;
}
.page-products .fx-hero__lede {
  margin: 0;
  max-width: 60ch;
  color: var(--mist);
  font-size: clamp(15px, 1.15vw, 18px);
  line-height: 1.8;
}
.page-products .fx-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* 索引卡 */
.page-products .fx-index {
  position: relative;
  padding: 18px 20px 22px;
  background: rgba(13, 43, 74, 0.94);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}
.page-products .fx-index__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(30, 74, 107, 0.9);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--mist);
}
.page-products .fx-index__count {
  color: var(--lime);
}
.page-products .fx-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-products .fx-index__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 8px 6px;
  color: var(--fg);
  text-decoration: none;
  font-size: 14px;
  border-left: 2px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-products .fx-index__list a:hover,
.page-products .fx-index__list a:focus-visible {
  color: var(--lime);
  border-left-color: var(--lime);
  background: rgba(182, 255, 59, 0.07);
}
.page-products .fx-index__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

/* KPI 行 */
.page-products .fx-kpis {
  position: relative;
  list-style: none;
  margin: clamp(32px, 4vw, 52px) 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 16px 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.page-products .fx-kpis li {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.page-products .fx-kpi__num {
  font-family: var(--font-mono);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
}
.page-products .fx-kpi__label {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ── 工作区：左目录 + 右详情 ─────────────── */
.page-products .fx-work {
  padding: clamp(36px, 6vw, 76px) 0 clamp(48px, 7vw, 96px);
  background:
    linear-gradient(180deg, var(--ink) 0%, rgba(7, 26, 47, 1) 100%);
}
.page-products .fx-workspace {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
  align-items: start;
}
.page-products .fx-toc {
  min-width: 0;
}
.page-products .fx-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--mist);
}
.page-products .fx-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 10px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-products .fx-toc__list a {
  display: block;
  white-space: nowrap;
  padding: 7px 12px;
  border: 1px solid var(--line);
  background: rgba(13, 43, 74, 0.7);
  color: var(--mist);
  font-size: 13px;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-products .fx-toc__list a:hover,
.page-products .fx-toc__list a:focus-visible {
  color: var(--ink);
  background: var(--lime);
  border-color: var(--lime);
}
.page-products .fx-toc__note {
  margin: 14px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: rgba(201, 214, 223, 0.75);
}
.page-products .fx-toc__note a {
  color: var(--cyan);
}

.page-products .fx-detail {
  min-width: 0;
}

/* 章节 */
.page-products .fx-sec {
  scroll-margin-top: 96px;
  padding-top: clamp(1px, 0.4vw, 6px);
}
.page-products .fx-sec + .fx-sec {
  margin-top: clamp(36px, 5vw, 68px);
  padding-top: clamp(32px, 4.5vw, 56px);
  border-top: 1px solid rgba(30, 74, 107, 0.7);
}
.page-products .fx-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 18px;
  margin-bottom: clamp(18px, 2.4vw, 28px);
}
.page-products .fx-head__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--lime);
}
.page-products .fx-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3vw, 36px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: #ffffff;
}
.page-products .fx-head p {
  flex-basis: 100%;
  margin: 0;
  max-width: 68ch;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}

/* ── 功能矩阵 ───────────────────────────── */
.page-products .fx-matrix {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}
.page-products .fx-card {
  position: relative;
  padding: 20px 18px 22px;
  background: linear-gradient(160deg, rgba(13, 43, 74, 0.94), rgba(7, 26, 47, 0.94));
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.page-products .fx-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 2px;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease);
}
.page-products .fx-card:hover::after {
  transform: scaleX(1);
}
.page-products .fx-card__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--orange);
}
.page-products .fx-card h3 {
  margin: 8px 0 8px;
  font-size: 19px;
  line-height: 1.3;
  color: #ffffff;
}
.page-products .fx-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(201, 214, 223, 0.86);
}

/* ── 奶油纸下载区 ───────────────────────── */
.page-products .fx-cream {
  background: var(--cream);
  color: var(--fx-cream-ink);
  padding: clamp(20px, 3vw, 36px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}
.page-products .fx-cream__title {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 26px);
  letter-spacing: -0.01em;
  color: var(--fx-cream-ink);
}
.page-products .fx-table-wrap {
  width: 100%;
  overflow-x: auto;
}
.page-products .fx-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 13.5px;
}
.page-products .fx-table th {
  text-align: left;
  padding: 9px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: #6a5540;
  border-bottom: 2px solid #c9b795;
  white-space: nowrap;
}
.page-products .fx-table td {
  padding: 12px;
  border-bottom: 1px solid var(--fx-rule);
  line-height: 1.65;
  vertical-align: top;
}
.page-products .fx-table td:first-child {
  font-family: var(--font-mono);
  font-weight: 700;
  color: #8a3b12;
  white-space: nowrap;
}
.page-products .fx-table td:nth-child(3) {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #4a3a2a;
  white-space: nowrap;
}
.page-products .fx-table tbody tr:hover td {
  background: rgba(255, 107, 44, 0.07);
}
.page-products .fx-cream__foot {
  margin: 16px 0 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: #5a4633;
}
.page-products .fx-cream__foot a {
  color: #8a3b12;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 图片 */
.page-products .fx-figure {
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  border: 1px solid var(--line);
  background: var(--ink-2);
  position: relative;
  overflow: hidden;
}
.page-products .fx-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .fx-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(7, 26, 47, 0) 55%, rgba(7, 26, 47, 0.55) 100%);
}
.page-products .fx-figure__cap {
  position: relative;
  z-index: 1;
  margin: 0;
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--mist);
  border-top: 1px solid rgba(30, 74, 107, 0.9);
  background: rgba(7, 26, 47, 0.9);
}

/* 提示条目 */
.page-products .fx-notes {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-products .fx-notes li {
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}
.page-products .fx-notes li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 2px;
  background: var(--orange);
}
.page-products .fx-notes strong {
  color: #ffffff;
  font-weight: 700;
  margin-right: 8px;
}

/* ── 标签 ───────────────────────────────── */
.page-products .fx-chips {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-products .fx-chip {
  padding: 7px 13px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--mist);
  background: rgba(13, 43, 74, 0.7);
  border: 1px solid var(--line);
}
.page-products .fx-chip--on {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
  font-weight: 700;
}

/* ── 图文分栏 ───────────────────────────── */
.page-products .fx-split {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
  align-items: start;
}
.page-products .fx-split__text h3 {
  margin: 0 0 10px;
  font-size: clamp(17px, 1.8vw, 21px);
  line-height: 1.35;
  color: #ffffff;
}
.page-products .fx-split__text p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}
.page-products .fx-split .fx-figure {
  margin-top: 0;
}
.page-products .fx-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.page-products .fx-list li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(201, 214, 223, 0.92);
}
.page-products .fx-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  transform: rotate(45deg);
}
.page-products .fx-live-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 107, 44, 0.18);
  vertical-align: middle;
}

/* ── 可视化面板 ─────────────────────────── */
.page-products .fx-viz {
  display: grid;
  gap: 16px;
}
.page-products .fx-viz__panel {
  border: 1px solid var(--line);
  background: var(--ink-2);
  padding: 10px;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}
.page-products .fx-viz__panel svg {
  display: block;
  width: 100%;
  height: auto;
}
.page-products .fx-metrics {
  margin: 0;
  display: grid;
  gap: 1px;
  background: rgba(30, 74, 107, 0.7);
  border: 1px solid var(--line);
}
.page-products .fx-metrics > div {
  padding: 14px 16px;
  background: rgba(13, 43, 74, 0.75);
}
.page-products .fx-metrics dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--lime);
  margin-bottom: 6px;
}
.page-products .fx-metrics dd {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ── 场景卡 ─────────────────────────────── */
.page-products .fx-scenes {
  display: grid;
  gap: 12px;
  grid-template-columns: minmax(0, 1fr);
}
.page-products .fx-scene {
  padding: 20px 18px 18px;
  background: rgba(13, 43, 74, 0.55);
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
}
.page-products .fx-scene h3 {
  margin: 0 0 10px;
  font-size: 17px;
  line-height: 1.35;
  color: #ffffff;
}
.page-products .fx-scene p {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}
.page-products .fx-link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 217, 232, 0.5);
  padding-bottom: 2px;
}
.page-products .fx-link:hover,
.page-products .fx-link:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

/* ── 时间线 ─────────────────────────────── */
.page-products .fx-timeline {
  margin-top: clamp(20px, 3vw, 32px);
  display: grid;
  gap: 0;
  border-left: 1px solid var(--line);
}
.page-products .fx-timeline__item {
  position: relative;
  padding: 0 0 20px 22px;
}
.page-products .fx-timeline__item:last-child {
  padding-bottom: 0;
}
.page-products .fx-timeline__item::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 6px;
  width: 9px;
  height: 9px;
  background: var(--ink);
  border: 2px solid var(--lime);
  transform: rotate(45deg);
}
.page-products .fx-timeline__year {
  display: block;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--lime);
  margin-bottom: 4px;
}
.page-products .fx-timeline__item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ── 收束 ───────────────────────────────── */
.page-products .fx-cta {
  margin-top: clamp(40px, 5.5vw, 72px);
  padding: clamp(24px, 3.4vw, 40px);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(182, 255, 59, 0.16), transparent 60%),
    var(--ink-2);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}
.page-products .fx-cta h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.8vw, 32px);
  line-height: 1.15;
  color: #ffffff;
}
.page-products .fx-cta p {
  margin: 0 0 20px;
  max-width: 60ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}
.page-products .fx-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ── 响应式 ─────────────────────────────── */
@media (min-width: 620px) {
  .page-products .fx-matrix {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .fx-kpis {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-products .fx-viz {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
  }
  .page-products .fx-scenes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-products .fx-hero__inner {
    grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.85fr);
  }
  .page-products .fx-workspace {
    grid-template-columns: 244px minmax(0, 1fr);
  }
  .page-products .fx-toc {
    position: sticky;
    top: 96px;
  }
  .page-products .fx-toc__list {
    display: grid;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-products .fx-toc__list a {
    white-space: normal;
    padding: 9px 12px;
    background: transparent;
    border: 0;
    border-left: 2px solid rgba(30, 74, 107, 0.9);
    color: var(--mist);
  }
  .page-products .fx-toc__list a:hover,
  .page-products .fx-toc__list a:focus-visible {
    background: rgba(182, 255, 59, 0.08);
    color: var(--lime);
    border-left-color: var(--lime);
  }
  .page-products .fx-split {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  }
  .page-products .fx-split--rev {
    grid-template-columns: minmax(0, 0.98fr) minmax(0, 1.02fr);
  }
}

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