.page-products {
  --fx-gap: clamp(16px, 2.2vw, 26px);
  --fx-pad: clamp(18px, 2.6vw, 30px);
  padding-bottom: clamp(48px, 7vw, 104px);
  overflow-wrap: break-word;
}

/* 面包屑 */
.page-products .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-top: clamp(20px, 3vw, 36px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.page-products .breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 200ms var(--ease-out), border-color 200ms var(--ease-out);
}
.page-products .breadcrumbs a:hover,
.page-products .breadcrumbs a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}
.page-products .breadcrumbs [aria-current="page"] {
  color: var(--cyan-soft);
}

/* 首屏 */
.page-products .fx-hero {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  padding: clamp(26px, 4vw, 46px) 0 clamp(28px, 4.4vw, 56px);
}
.page-products .fx-hero h1 {
  margin: 12px 0 0;
  max-width: 17em;
}
.page-products .fx-hero .lede {
  margin-top: 20px;
  max-width: 58ch;
}
.page-products .fx-hero__aside {
  padding: var(--fx-pad);
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
  border-radius: var(--radius-md);
  background: var(--glass);
  backdrop-filter: blur(10px);
}
.page-products .fx-hero__aside .annotation {
  margin: 0;
}
.page-products .fx-facts {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
}
.page-products .fx-fact {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.page-products .fx-fact__value {
  font-family: var(--font-mono);
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  line-height: 1;
  color: var(--cyan-soft);
}
.page-products .fx-fact__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

/* 分组跳转胶囊 */
.page-products .fx-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: clamp(24px, 4vw, 40px);
}
.page-products .fx-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px 9px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--glass);
  color: var(--text);
  font-size: 14px;
  text-decoration: none;
  transition: background 200ms var(--ease-out), border-color 200ms var(--ease-out), color 200ms var(--ease-out);
}
.page-products .fx-chip__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 3px rgba(242, 180, 75, 0.16);
}
.page-products .fx-chip:hover,
.page-products .fx-chip:focus-visible {
  background: var(--panel);
  border-color: var(--cyan);
  color: var(--cyan-soft);
}

/* 区块节奏 */
.page-products .fx-section {
  padding-block: clamp(32px, 4.6vw, 64px);
  border-top: 1px solid var(--line);
}
.page-products .fx-head {
  max-width: 62ch;
  margin-bottom: clamp(20px, 3vw, 34px);
}
.page-products .fx-head h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.8vw, 2.3rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
}
.page-products .fx-head p {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--muted);
}
.page-products .fx-section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.8vw, 2.3rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin: 10px 0 0;
}
.page-products .fx-body {
  margin: 16px 0 0;
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
}

/* 功能矩阵 */
.page-products .fx-grid {
  display: grid;
  gap: var(--fx-gap);
  grid-template-columns: minmax(0, 1fr);
}
.page-products .fx-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: var(--fx-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  transition: border-color 220ms var(--ease-out), box-shadow 220ms var(--ease-out);
}
.page-products .fx-group:hover,
.page-products .fx-group:focus-within {
  border-color: rgba(53, 224, 208, 0.55);
  box-shadow: 0 18px 40px -28px var(--shadow-deep);
}
.page-products .fx-group__index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}
.page-products .fx-group__title {
  margin: 0;
  font-size: 1.22rem;
  letter-spacing: -0.01em;
}
.page-products .fx-group__lead {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}
.page-products .fx-items {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-products .fx-item {
  padding-top: 12px;
  border-top: 1px solid var(--line);
}
.page-products .fx-item__name {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}
.page-products .fx-item__desc {
  display: block;
  margin-top: 5px;
  font-size: 14px;
  line-height: 1.68;
  color: var(--muted);
}

/* 图片 */
.page-products .fx-figure {
  margin: clamp(20px, 3vw, 32px) 0 0;
}
.page-products .fx-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-900);
  object-fit: cover;
}
.page-products .fx-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}
.page-products .fx-figure--matrix {
  margin-top: clamp(22px, 3.2vw, 34px);
}
.page-products .fx-figure--portrait img {
  aspect-ratio: 3 / 4;
}

/* 分栏 */
.page-products .fx-split {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
}
.page-products .fx-split__body {
  min-width: 0;
}

/* 列表 */
.page-products .fx-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-products .fx-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--text);
}
.page-products .fx-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

/* 同步示意图 */
.page-products .fx-diagram {
  margin-top: clamp(16px, 2.4vw, 24px);
  padding: clamp(14px, 2vw, 22px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 140% at 18% 0%, rgba(53, 224, 208, 0.12), transparent 62%),
    var(--ink-900);
}
.page-products .fx-diagram svg {
  display: block;
  width: 100%;
  height: auto;
}

/* 步骤 */
.page-products .fx-steps {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-products .fx-step {
  padding: 20px 20px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background:
    linear-gradient(158deg, rgba(53, 224, 208, 0.09), transparent 58%),
    var(--panel);
}
.page-products .fx-step__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.18em;
  color: var(--amber);
}
.page-products .fx-step__title {
  margin: 8px 0 0;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}
.page-products .fx-step__action {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
}
.page-products .fx-step details {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}
.page-products .fx-step summary {
  cursor: pointer;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}
.page-products .fx-step summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}
.page-products .fx-step details p {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* 性能条形 */
.page-products .fx-chart__legend {
  margin: 0;
  color: var(--muted);
}
.page-products .fx-chart {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}
.page-products .fx-bar {
  display: grid;
  gap: 6px;
}
.page-products .fx-bar__label {
  font-size: 13.5px;
  color: var(--muted);
}
.page-products .fx-bar__track {
  display: block;
  height: 14px;
  border-radius: var(--radius-pill);
  background: rgba(147, 164, 188, 0.14);
  overflow: hidden;
}
.page-products .fx-bar__fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  transform-origin: left center;
  animation: fx-products-grow 820ms var(--ease-out) both;
}
.page-products .fx-bar__fill--old {
  width: 100%;
  background: linear-gradient(90deg, rgba(147, 164, 188, 0.62), rgba(147, 164, 188, 0.3));
}
.page-products .fx-bar__fill--new {
  width: 72%;
  background: linear-gradient(90deg, var(--cyan), var(--cyan-soft));
}
.page-products .fx-bar__value {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--text);
}
.page-products .fx-chart__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}
@keyframes fx-products-grow {
  from {
    transform: scaleX(0.06);
  }
  to {
    transform: scaleX(1);
  }
}

/* 对比表 */
.page-products .fx-table-wrap {
  margin-top: clamp(14px, 2.4vw, 22px);
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-900);
  -webkit-overflow-scrolling: touch;
}
.page-products .fx-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14.5px;
}
.page-products .fx-table__caption {
  padding: 14px 18px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}
.page-products .fx-table th,
.page-products .fx-table td {
  padding: 14px 18px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  line-height: 1.65;
}
.page-products .fx-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--panel);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  font-weight: 500;
  color: var(--cyan-soft);
}
.page-products .fx-table tbody th {
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}
.page-products .fx-table tbody td {
  color: var(--muted);
}
.page-products .fx-table tbody tr:nth-child(even) {
  background: rgba(232, 238, 245, 0.035);
}
.page-products .fx-table tbody tr:hover {
  background: rgba(53, 224, 208, 0.07);
}
.page-products .fx-table tbody tr:last-child th,
.page-products .fx-table tbody tr:last-child td {
  border-bottom: none;
}

/* 场景 */
.page-products .fx-scenarios {
  list-style: none;
  margin: clamp(18px, 2.8vw, 28px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-products .fx-scenario {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-900);
  transition: border-color 220ms var(--ease-out), background 220ms var(--ease-out), transform 220ms var(--ease-out);
}
.page-products .fx-scenario:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}
.page-products .fx-scenario:hover,
.page-products .fx-scenario:focus-within {
  border-color: var(--cyan);
  background: var(--panel);
  transform: translateY(-2px);
}
.page-products .fx-scenario__title {
  margin: 0;
  font-size: 1.08rem;
  letter-spacing: -0.01em;
}
.page-products .fx-scenario__body {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--muted);
}
.page-products .fx-scenario__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.page-products .fx-tag {
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
  transition: border-color 200ms var(--ease-out), color 200ms var(--ease-out);
}
.page-products .fx-scenario:hover .fx-tag,
.page-products .fx-scenario:focus-within .fx-tag {
  border-color: rgba(242, 180, 75, 0.55);
  color: var(--amber);
}

/* 收尾 */
.page-products .fx-outro {
  margin-top: clamp(32px, 5vw, 64px);
  padding: clamp(24px, 3.4vw, 40px);
  display: grid;
  gap: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(118deg, rgba(53, 224, 208, 0.14), rgba(18, 34, 56, 0.92) 62%),
    var(--ink-900);
}
.page-products .fx-outro h2 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.page-products .fx-outro__text {
  margin: 12px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}
.page-products .fx-outro__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-products .fx-outro__links .button {
  text-decoration: none;
}

/* 平板与桌面 */
@media (min-width: 760px) {
  .page-products .fx-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .fx-scenarios {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-products .fx-bar {
    grid-template-columns: 132px minmax(0, 1fr) 48px;
    align-items: center;
    gap: 14px;
  }
}

@media (min-width: 900px) {
  .page-products .fx-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }
  .page-products .fx-group--account {
    grid-column: span 5;
  }
  .page-products .fx-group--cross {
    grid-column: span 7;
  }
  .page-products .fx-group--help {
    grid-column: span 7;
  }
  .page-products .fx-group--perf {
    grid-column: span 5;
  }
  .page-products .fx-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }
  .page-products .fx-split--flip {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  }
  .page-products .fx-split .fx-figure {
    margin-top: 0;
  }
  .page-products .fx-outro {
    grid-template-columns: minmax(0, 6fr) minmax(0, 4fr);
    align-items: center;
  }
  .page-products .fx-outro__links {
    justify-content: flex-end;
  }
}

@media (min-width: 960px) {
  .page-products .fx-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .fx-bar__fill {
    animation: none;
  }
  .page-products .fx-scenario:hover,
  .page-products .fx-scenario:focus-within {
    transform: none;
  }
  .page-products .fx-chip,
  .page-products .fx-group,
  .page-products .fx-scenario,
  .page-products .fx-tag {
    transition: none;
  }
}
<<<END>>>