.page-products {
  --fx-card: rgba(11, 23, 48, 0.72);
  --fx-glow: rgba(53, 230, 255, 0.16);
  background: var(--ink);
  color: var(--white);
  font-family: var(--font-sans);
}

/* ---------- 首屏 ---------- */
.page-products .fx-hero {
  position: relative;
  padding: clamp(24px, 4vw, 44px) 0 clamp(34px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(900px 420px at 10% -10%, var(--fx-glow), transparent 68%),
    radial-gradient(720px 380px at 94% 0%, rgba(242, 193, 92, 0.1), transparent 72%),
    var(--ink);
  overflow: hidden;
}

.page-products .fx-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(34, 58, 94, 0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 58, 94, 0.5) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(72% 62% at 28% 18%, #000, transparent 76%);
  mask-image: radial-gradient(72% 62% at 28% 18%, #000, transparent 76%);
  pointer-events: none;
}

.page-products .fx-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
}

@media (min-width: 900px) {
  .page-products .fx-hero-inner {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.8fr);
    align-items: end;
  }
}

.page-products .fx-crumb {
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-products .fx-crumb .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
}

.page-products .fx-crumb .breadcrumbs li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--slate);
}

.page-products .fx-crumb .breadcrumbs li + li::before {
  content: "/";
  color: var(--line);
}

.page-products .fx-crumb .breadcrumbs a {
  color: var(--slate);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-products .fx-crumb .breadcrumbs a:hover {
  color: var(--cyan);
}

.page-products .fx-crumb .breadcrumbs a[aria-current="page"] {
  color: var(--white);
}

.page-products .fx-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-size: 12.5px;
  letter-spacing: 0.2em;
  color: var(--slate);
}

.page-products .fx-eyebrow b {
  font-weight: 800;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .fx-title {
  margin: 0;
  font-size: clamp(29px, 5.6vw, 54px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-products .fx-title em {
  font-style: normal;
  color: var(--cyan);
}

.page-products .fx-lead {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--slate);
}

.page-products .fx-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .fx-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(18, 36, 74, 0.6);
  color: var(--white);
  font-size: 13.5px;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-products .fx-chip span {
  color: var(--cyan);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.page-products .fx-chip:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-1px);
}

.page-products .fx-status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--slate);
}

/* ---------- 首屏右侧面板 ---------- */
.page-products .fx-board {
  border: 1px solid rgba(53, 230, 255, 0.24);
  background: rgba(18, 36, 74, 0.62);
  border-radius: var(--radius);
  padding: clamp(18px, 3vw, 26px);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-panel);
}

.page-products .fx-board-title {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-products .fx-board-sub {
  margin: 0 0 18px;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--slate);
}

.page-products .fx-board-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .fx-board-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px 12px;
}

.page-products .fx-board-label {
  font-size: 14px;
  color: var(--white);
}

.page-products .fx-board-num {
  font-size: 14px;
  font-weight: 800;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .fx-board-track {
  grid-column: 1 / -1;
  display: block;
  height: 4px;
  border-radius: 2px;
  background: rgba(34, 58, 94, 0.9);
  overflow: hidden;
}

.page-products .fx-board-track i {
  display: block;
  height: 100%;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--teal), var(--cyan));
}

.page-products .fx-board-row:nth-child(1) .fx-board-track i { width: 100%; }
.page-products .fx-board-row:nth-child(2) .fx-board-track i { width: 90%; }
.page-products .fx-board-row:nth-child(3) .fx-board-track i { width: 90%; }
.page-products .fx-board-row:nth-child(4) .fx-board-track i { width: 80%; }

.page-products .fx-board-foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--slate);
}

.page-products .fx-board-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 255, 0.35);
}

.page-products .fx-board-foot a:hover {
  color: var(--white);
  border-color: var(--white);
}

/* ---------- 主体骨架：侧边索引 + 内容 ---------- */
.page-products .fx-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(8px, 2vw, 24px);
  align-items: start;
}

.page-products .fx-rail {
  position: sticky;
  top: var(--header-h);
  z-index: 6;
  margin: 0 calc(var(--gutter) * -1);
  padding: 10px var(--gutter);
  background: rgba(5, 10, 22, 0.94);
  border-bottom: 1px solid var(--line);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.page-products .fx-rail-list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-products .fx-rail-list::-webkit-scrollbar {
  display: none;
}

.page-products .fx-rail-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--slate);
  font-size: 13px;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-products .fx-rail-link span {
  color: var(--teal);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.page-products .fx-rail-link:hover {
  border-color: var(--cyan);
  color: var(--white);
}

@media (min-width: 1024px) {
  .page-products .fx-shell {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .fx-rail {
    margin: 0;
    padding: 0;
    background: transparent;
    border-bottom: 0;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    top: calc(var(--header-h) + 24px);
  }

  .page-products .fx-rail-list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    border-left: 1px solid var(--line);
    padding-left: 14px;
  }

  .page-products .fx-rail-link {
    padding: 9px 0;
    border: 0;
    border-radius: 0;
    background: none;
    color: var(--slate);
  }

  .page-products .fx-rail-link:hover {
    color: var(--cyan);
  }
}

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

/* ---------- 章节通用 ---------- */
.page-products .fx-section {
  padding: clamp(32px, 5vw, 58px) 0;
  border-bottom: 1px solid var(--line);
}

.page-products .fx-head {
  display: grid;
  gap: 8px;
  margin: 0 0 clamp(20px, 3vw, 30px);
  padding-left: 16px;
  border-left: 2px solid var(--cyan);
}

.page-products .fx-num {
  margin: 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.22em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-products .fx-h2 {
  margin: 0;
  font-size: clamp(21px, 3.2vw, 31px);
  line-height: 1.26;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-products .fx-sub {
  margin: 0;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .fx-p {
  margin: 0 0 16px;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--slate);
}

.page-products .fx-p strong {
  color: var(--white);
  font-weight: 800;
}

.page-products .fx-fig {
  margin: 0 0 clamp(20px, 3vw, 28px);
}

.page-products .fx-fig .img-frame img,
.page-products .fx-path .img-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-products .fx-fig .img-frame {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

/* ---------- 模块分组 ---------- */
.page-products .fx-groups {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

@media (min-width: 760px) {
  .page-products .fx-groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .fx-group {
  position: relative;
  padding: 20px 18px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--fx-card);
}

.page-products .fx-group::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  border-radius: var(--radius) var(--radius) 0 0;
  background: var(--cyan);
}

.page-products .fx-group[data-tone="gold"]::before { background: var(--gold); }
.page-products .fx-group[data-tone="mint"]::before { background: var(--mint); }
.page-products .fx-group[data-tone="teal"]::before { background: var(--teal); }

.page-products .fx-group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.page-products .fx-group-tag {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-products .fx-group[data-tone="gold"] .fx-group-tag { color: var(--gold); }
.page-products .fx-group[data-tone="mint"] .fx-group-tag { color: var(--mint); }
.page-products .fx-group[data-tone="teal"] .fx-group-tag { color: var(--teal); }

.page-products .fx-group-count {
  font-size: 12px;
  color: var(--slate);
  font-variant-numeric: tabular-nums;
}

.page-products .fx-group-title {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 800;
  color: var(--white);
}

.page-products .fx-group-desc {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .fx-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 7px 14px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

@media (min-width: 420px) {
  .page-products .fx-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .fx-list li {
  position: relative;
  padding-left: 14px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--white);
}

.page-products .fx-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 2px;
  background: var(--teal);
}

.page-products .fx-group-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 255, 0.35);
  padding-bottom: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .fx-group-link::after {
  content: "→";
}

.page-products .fx-group-link:hover {
  color: var(--white);
  border-color: var(--white);
}

/* ---------- 步骤 ---------- */
.page-products .fx-steps {
  display: grid;
  gap: 14px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.page-products .fx-step {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(11, 23, 48, 0.66);
}

.page-products .fx-step-n {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(53, 230, 255, 0.42);
  color: var(--cyan);
  font-size: 13px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.page-products .fx-step h3 {
  margin: 0 0 5px;
  font-size: 15.5px;
  font-weight: 800;
  color: var(--white);
}

.page-products .fx-step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---------- 公告标签 ---------- */
.page-products .fx-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-products .fx-tag {
  padding: 7px 13px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(242, 193, 92, 0.35);
  background: rgba(242, 193, 92, 0.07);
  color: var(--gold);
  font-size: 13px;
}

/* ---------- 反馈与帮助 ---------- */
.page-products .fx-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 28px);
  align-items: start;
}

@media (min-width: 880px) {
  .page-products .fx-split {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  }
}

.page-products .fx-split .fx-fig {
  margin: 0;
}

.page-products .fx-split .img-frame {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .fx-acc {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
}

.page-products .fx-acc details {
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(18, 36, 74, 0.5);
}

.page-products .fx-acc summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 0;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
}

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

.page-products .fx-acc summary::after {
  content: "+";
  color: var(--cyan);
  font-size: 18px;
  line-height: 1;
}

.page-products .fx-acc details[open] summary::after {
  content: "–";
}

.page-products .fx-acc details[open] summary {
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px;
}

.page-products .fx-acc p {
  margin: 0 0 16px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-products .fx-contact {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding: 16px;
  border: 1px solid rgba(53, 230, 255, 0.22);
  border-radius: var(--radius-sm);
  background: rgba(18, 36, 74, 0.55);
}

.page-products .fx-contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  font-size: 14px;
  color: var(--white);
}

.page-products .fx-contact-row b {
  min-width: 62px;
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-products .fx-contact-row a {
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .fx-contact-row a:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-products .fx-contact .copy-btn {
  font-size: 12.5px;
}

.page-products .fx-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 两端路径 ---------- */
.page-products .fx-paths {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

@media (min-width: 860px) {
  .page-products .fx-paths {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  }
}

.page-products .fx-path {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--fx-card);
  overflow: hidden;
}

.page-products .fx-path .img-frame {
  border: 0;
  border-radius: 0;
  overflow: hidden;
}

.page-products .fx-path figcaption {
  display: block;
  padding: 16px 18px 18px;
  border-top: 1px solid var(--line);
}

.page-products .fx-path h3 {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 800;
  color: var(--white);
}

.page-products .fx-path p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .fx-points {
  display: grid;
  gap: 6px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .fx-points li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--white);
}

.page-products .fx-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 2px;
  background: var(--cyan);
}

/* ---------- 收尾 ---------- */
.page-products .fx-outro {
  padding: clamp(32px, 5vw, 56px) 0 clamp(40px, 6vw, 72px);
  background:
    radial-gradient(620px 300px at 88% 20%, rgba(242, 193, 92, 0.08), transparent 70%),
    transparent;
}

.page-products .fx-outro-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 3vw, 30px);
  align-items: center;
}

@media (min-width: 860px) {
  .page-products .fx-outro-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
  }
}

.page-products .fx-outro .fx-fig {
  margin: 0;
}

.page-products .fx-outro .img-frame {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
<<<END>>>