.page-products {
  --sv-panel: rgba(18, 58, 48, 0.55);
  --sv-gap: clamp(1.25rem, 3vw, 2rem);
  background: var(--ink-green);
  color: var(--paper);
  overflow-x: clip;
  padding-bottom: clamp(2.5rem, 6vw, 5rem);
}

/* ---------- 首屏 ---------- */
.page-products .sv-hero {
  position: relative;
  padding-block: clamp(1.5rem, 5vw, 3.25rem) clamp(1.75rem, 4vw, 3rem);
  background: linear-gradient(180deg, rgba(18, 58, 48, 0.62) 0%, rgba(10, 31, 26, 0) 78%);
  border-bottom: 1px solid var(--rule);
}

.page-products .sv-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 12px;
  background-image: repeating-linear-gradient(90deg, var(--rule) 0 1px, transparent 1px 26px);
  pointer-events: none;
}

.page-products .sv-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.75rem);
}

.page-products .sv-hero__main h1 {
  font-family: var(--font-body);
  font-weight: 900;
  font-size: clamp(2.1rem, 6.2vw, 4rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin: 0.6rem 0 0;
  max-width: 20ch;
}

.page-products .sv-hero__main h1 .hl {
  position: relative;
  color: var(--lime);
  display: inline-block;
}

.page-products .sv-hero__main h1 .hl::after {
  content: "";
  position: absolute;
  left: -2px;
  right: -2px;
  bottom: 0.03em;
  height: 0.16em;
  background: var(--lime);
  opacity: 0.22;
}

.page-products .sv-hero .eyebrow {
  color: var(--amber);
}

.page-products .sv-hero__lede {
  margin: 1.1rem 0 0;
  max-width: 52ch;
  color: var(--mint);
  font-size: clamp(0.95rem, 1.6vw, 1.06rem);
  line-height: 1.8;
}

.page-products .sv-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

.page-products .sv-index {
  background: var(--field-green);
  padding: 1.15rem 1.15rem 1.45rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-products .sv-index__cap {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--amber);
}

.page-products .sv-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .sv-index__list li + li {
  border-top: 1px solid var(--rule);
}

.page-products .sv-index__list a {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.55rem 0;
  color: var(--paper);
  text-decoration: none;
  font-size: 0.94rem;
  transition: color 0.16s ease;
}

.page-products .sv-index__list a span:last-child {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--mint);
}

.page-products .sv-index__list a:hover,
.page-products .sv-index__list a:focus-visible {
  color: var(--lime);
}

@media (min-width: 900px) {
  .page-products .sv-hero__inner {
    grid-template-columns: 1.6fr 1fr;
    align-items: end;
  }
}

/* ---------- 工作台骨架 ---------- */
.page-products .workbench {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  padding-top: clamp(1.75rem, 4vw, 3rem);
}

/* ---------- 左侧轮次刻度 ---------- */
.page-products .rail {
  border-top: 1px solid var(--rule);
  padding-top: 1rem;
}

.page-products .rail__cap {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: var(--slate);
}

.page-products .rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .rail__item a {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 0.5rem;
  align-items: baseline;
  padding: 0.52rem 0;
  border-bottom: 1px solid var(--rule);
  color: var(--mint);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.16s ease, padding-left 0.16s ease;
}

.page-products .rail__item a:hover,
.page-products .rail__item a:focus-visible {
  color: var(--lime);
  padding-left: 0.3rem;
}

.page-products .rail__num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--amber);
  letter-spacing: 0.08em;
}

.page-products .rail__gauge {
  margin-top: 1.25rem;
  padding: 0.9rem 0.95rem;
  background: var(--field-green);
  display: grid;
  gap: 0.5rem;
}

.page-products .rail__gauge-row {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
}

.page-products .rail__gauge-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--lime);
  min-width: 3.4rem;
}

.page-products .rail__gauge-txt {
  font-size: 0.82rem;
  color: var(--mint);
}

@media (min-width: 1000px) {
  .page-products .workbench {
    grid-template-columns: 38fr 62fr;
    align-items: start;
  }

  .page-products .rail {
    position: sticky;
    top: 1.5rem;
  }
}

/* ---------- 章节通用 ---------- */
.page-products .stack {
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 2.5rem);
  min-width: 0;
}

.page-products .sv-section {
  padding-block: clamp(1.4rem, 3vw, 2.1rem);
  border-top: 1px solid var(--rule);
  min-width: 0;
}

.page-products .sv-cap {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--slate);
}

.page-products .sv-title {
  margin: 0 0 0.75rem;
  font-size: clamp(1.45rem, 3.2vw, 2.1rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-products .sv-lede {
  margin: 0;
  max-width: 62ch;
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--mint);
}

.page-products .sv-note {
  margin: 1rem 0 0;
  padding-left: 0.9rem;
  border-left: 2px solid var(--rule);
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--slate);
}

.page-products .sv-link {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .sv-section--breath {
  background: var(--field-green);
  margin-inline: calc(var(--gut) * -1);
  padding-inline: var(--gut);
  padding-block: clamp(1.75rem, 4vw, 2.75rem);
  border-top: 0;
}

/* ---------- 图片 ---------- */
.page-products .sv-fig {
  margin: 1.4rem 0 0;
  background: var(--field-green);
  overflow: hidden;
}

.page-products .sv-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .sv-fig figcaption {
  padding: 0.65rem 0.9rem;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--slate);
  border-top: 1px solid var(--rule);
}

/* ---------- 服务总览 ---------- */
.page-products .svc-list {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
}

.page-products .svc {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 0.2rem 0.75rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--rule);
}

.page-products .svc__num {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--lime);
  padding-top: 0.2rem;
}

.page-products .svc__name {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--paper);
}

.page-products .svc__desc {
  margin: 0.28rem 0 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--mint);
}

@media (min-width: 720px) {
  .page-products .svc {
    grid-template-columns: 2.6rem 12rem 1fr;
    align-items: baseline;
    gap: 0.75rem;
  }

  .page-products .svc__num {
    grid-row: auto;
  }

  .page-products .svc__desc {
    margin: 0;
  }
}

/* ---------- 折叠面板 ---------- */
.page-products .acc {
  margin-top: 1.4rem;
  border-top: 1px solid var(--rule);
}

.page-products .acc__item {
  border-bottom: 1px solid var(--rule);
}

.page-products .acc__sum {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.6rem 0.9rem;
  padding: 0.85rem 0;
  cursor: pointer;
  list-style: none;
}

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

.page-products .acc__sum::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--lime);
  width: 1rem;
  display: inline-block;
}

.page-products .acc__item[open] .acc__sum::before {
  content: "−";
}

.page-products .acc__round {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--paper);
  letter-spacing: 0.04em;
}

.page-products .acc__hint {
  font-size: 0.76rem;
  color: var(--slate);
}

.page-products .acc__body {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0 0 0 1.5rem;
}

.page-products .acc__body li {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 0.7rem;
  padding: 0.5rem 0;
  border-top: 1px dashed var(--rule);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--mint);
}

.page-products .acc__code {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--amber);
  min-width: 3.6rem;
}

/* ---------- 并排对照 ---------- */
.page-products .cmp {
  margin-top: 1.5rem;
  border-top: 1px solid var(--slate);
}

.page-products .cmp__cols {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.75rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--slate);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--slate);
}

.page-products .cmp__cols span:nth-child(1) {
  color: var(--slate);
}

.page-products .cmp__cols-mid {
  text-align: center;
  min-width: 4rem;
}

.page-products .cmp__cols-b {
  text-align: right;
  color: var(--amber);
}

.page-products .cmp__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.45rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--rule);
}

.page-products .cmp__cell {
  background: var(--sv-panel);
  border-left: 2px solid var(--slate);
  padding: 0.55rem 0.7rem;
  display: grid;
  gap: 0.12rem;
  min-width: 0;
}

.page-products .cmp__cell--b {
  border-left-color: var(--amber);
}

.page-products .cmp__code {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--slate);
  letter-spacing: 0.08em;
}

.page-products .cmp__item {
  font-size: 0.82rem;
  color: var(--mint);
}

.page-products .cmp__val {
  font-family: var(--font-mono);
  font-size: 0.98rem;
  color: var(--paper);
}

.page-products .cmp__val.is-diff {
  color: var(--lime);
  font-weight: 700;
}

.page-products .cmp__flag {
  justify-self: start;
}

@media (min-width: 640px) {
  .page-products .cmp__row {
    grid-template-columns: 1fr 4.5rem 1fr;
    gap: 0.6rem;
    align-items: stretch;
  }

  .page-products .cmp__flag {
    align-self: center;
    justify-self: center;
  }
}

/* ---------- 联赛导航 ---------- */
.page-products .lg-list {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-products .lg {
  padding: 1rem 1rem 1.15rem;
  background: var(--field-green);
  border-left: 3px solid var(--rule);
}

.page-products .lg__tag {
  display: inline-block;
  margin-bottom: 0.5rem;
}

.page-products .lg__txt {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--mint);
}

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

/* ---------- 反馈记录 ---------- */
.page-products .fb-list {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  counter-reset: fb;
}

.page-products .fb {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.35rem 0.75rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--rule);
}

.page-products .fb__round {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--amber);
}

.page-products .fb__what {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--paper);
}

.page-products .fb__state {
  grid-column: 2;
  justify-self: start;
}

@media (min-width: 720px) {
  .page-products .fb {
    grid-template-columns: 2.6rem 1fr auto;
    align-items: center;
    gap: 0.9rem;
  }

  .page-products .fb__state {
    grid-column: auto;
    justify-self: end;
  }
}

/* ---------- 流程 ---------- */
.page-products .flow {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}

.page-products .flow__step {
  position: relative;
  padding-top: 1.6rem;
}

.page-products .flow__step::before {
  content: "";
  position: absolute;
  top: 0.35rem;
  left: 0;
  width: 0.85rem;
  height: 0.85rem;
  border: 2px solid var(--lime);
  background: var(--field-green);
  transform: rotate(45deg);
}

.page-products .flow__num {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-products .flow__name {
  margin: 0.2rem 0 0.35rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper);
}

.page-products .flow__step p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.72;
  color: var(--mint);
}

@media (min-width: 800px) {
  .page-products .flow {
    grid-template-columns: repeat(5, 1fr);
    gap: 0.9rem;
  }

  .page-products .flow__step:nth-child(2) {
    margin-top: 0.9rem;
  }

  .page-products .flow__step:nth-child(3) {
    margin-top: 1.8rem;
  }

  .page-products .flow__step:nth-child(4) {
    margin-top: 2.7rem;
  }

  .page-products .flow__step:nth-child(5) {
    margin-top: 3.6rem;
  }
}

/* ---------- 使用场景 ---------- */
.page-products .scene-list {
  list-style: none;
  margin: 1.8rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-products .scene {
  padding: 0.9rem 0 0.9rem 1rem;
  border-left: 2px solid var(--amber);
}

.page-products .scene__name {
  margin: 0 0 0.35rem;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--paper);
}

.page-products .scene p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--mint);
}

@media (min-width: 760px) {
  .page-products .scene-list {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

/* ---------- 组合建议 ---------- */
.page-products .bundles {
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-products .bundle {
  background: var(--field-green);
  padding: 1.35rem 1.2rem 1.5rem;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.page-products .bundle__tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--slate);
}

.page-products .bundle__name {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--paper);
  letter-spacing: -0.01em;
}

.page-products .bundle__txt {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--mint);
  flex: 1;
}

.page-products .bundle .btn {
  align-self: flex-start;
  margin-top: 0.6rem;
}

.page-products .bundle--amber {
  border-top: 2px solid var(--amber);
}

.page-products .bundle--lime {
  border-top: 2px solid var(--lime);
}

@media (min-width: 860px) {
  .page-products .bundles {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
    gap: 1.25rem;
  }

  .page-products .bundle:nth-child(2) {
    margin-top: 1.6rem;
  }

  .page-products .bundle:nth-child(3) {
    margin-top: 3.2rem;
  }
}

/* ---------- 收尾 ---------- */
.page-products .sv-close {
  margin-top: clamp(1rem, 3vw, 1.75rem);
  padding-top: clamp(1.4rem, 3vw, 2rem);
  border-top: 1px solid var(--rule);
  display: grid;
  gap: 1rem;
}

.page-products .sv-close__txt {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--mint);
  max-width: 58ch;
}

.page-products .sv-close__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

@media (min-width: 800px) {
  .page-products .sv-close {
    grid-template-columns: 1.6fr 1fr;
    align-items: center;
  }
}
<<<PAGE_CSS_END>>>
```