.page-products {
  --sol-rule: rgba(34, 29, 26, 0.16);
  --sol-rule-strong: rgba(34, 29, 26, 0.32);
  --sol-card-bg: var(--paper-white);
  --sol-cut-bg: var(--paper);
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

.page-products .sol-link {
  color: var(--grape);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--dur) var(--ease), text-decoration-color var(--dur) var(--ease);
}

.page-products .sol-link:hover {
  color: var(--ink);
  text-decoration-color: var(--gold);
  text-decoration-thickness: 2px;
}

.page-products .sol-link--light {
  color: var(--paper-white);
}

.page-products .sol-link--light:hover {
  color: var(--gold);
}

.page-products .sol-mono {
  font-family: var(--font-mono);
  font-size: 0.94em;
  letter-spacing: 0.04em;
}

.page-products .breadcrumb {
  padding-block: 20px 12px;
}

/* ---------- 首屏 ---------- */
.page-products .sol-hero {
  padding-bottom: clamp(24px, 4vw, 44px);
}

.page-products .sol-hero__frame {
  position: relative;
  border: 1px solid var(--ink);
  background: var(--sol-card-bg);
}

.page-products .sol-cut {
  position: absolute;
  width: 16px;
  height: 16px;
  background: var(--sol-cut-bg);
  pointer-events: none;
  z-index: 2;
}

.page-products .sol-cut--tl { top: -1px; left: -1px; }
.page-products .sol-cut--tr { top: -1px; right: -1px; }
.page-products .sol-cut--bl { bottom: -1px; left: -1px; }
.page-products .sol-cut--br { bottom: -1px; right: -1px; }

.page-products .sol-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
}

.page-products .sol-hero__lead {
  padding: clamp(24px, 4vw, 44px) var(--gutter);
}

.page-products .sol-hero__lead h1 {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(28px, 4.4vw, 44px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 12px 0 0;
  max-width: 20em;
}

.page-products .sol-hero__intro {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 18px 0 0;
  max-width: 36em;
}

.page-products .sol-hero__lead .summary-card {
  margin-top: 24px;
}

.page-products .sol-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .sol-hero__board {
  background: var(--pine);
  color: var(--paper-white);
  padding: clamp(24px, 4vw, 40px) var(--gutter);
  border-top: 1px solid var(--ink);
}

.page-products .sol-board__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin: 0 0 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 252, 245, 0.22);
}

.page-products .sol-board__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px 16px;
}

.page-products .sol-board__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--gold);
  letter-spacing: 0.02em;
}

.page-products .sol-board__cap {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.5;
  color: rgba(255, 252, 245, 0.82);
}

.page-products .sol-board__note {
  margin: 24px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 252, 245, 0.22);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 252, 245, 0.78);
}

/* ---------- 章节索引 ---------- */
.page-products .sol-toc {
  border-top: 1px solid var(--sol-rule);
  border-bottom: 1px solid var(--sol-rule);
  background: var(--fog);
  padding-block: 4px;
}

.page-products .sol-toc__list {
  list-style: none;
  margin: 0;
  padding: 10px 0;
  display: flex;
  gap: 6px 20px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .sol-toc__list .toc-link {
  display: inline-block;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
}

.page-products .sol-toc__list .toc-link:hover,
.page-products .sol-toc__list .toc-link[data-current="true"] {
  color: var(--grape);
  border-bottom-color: var(--gold);
}

/* ---------- 章节骨架 ---------- */
.page-products .sol-block {
  padding-block: clamp(40px, 6vw, 72px);
}

.page-products .sol-block--alt {
  background: var(--fog);
}

.page-products .sol-block--deep {
  background: var(--grape);
  color: var(--paper-white);
}

.page-products .sol-block__head {
  max-width: 40em;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-products .sol-block__head h2 {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 10px 0 0;
}

.page-products .sol-block__lead {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 16px 0 0;
  max-width: 36em;
}

.page-products .sol-block__head--invert h2 {
  color: var(--paper-white);
}

.page-products .sol-block__head--invert .sol-block__lead {
  color: rgba(255, 252, 245, 0.82);
}

.page-products .sol-block__head--invert .chapter-no {
  color: var(--gold);
}

/* ---------- 图片容器 ---------- */
.page-products .sol-figure {
  margin: 0 0 clamp(24px, 4vw, 40px);
}

.page-products .sol-figure--inline {
  margin: 20px 0 0;
}

.page-products .media-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  background: var(--fog);
}

.page-products .media-frame__caption {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  margin-top: 10px;
  line-height: 1.6;
}

.page-products .sol-block--deep .media-frame__caption {
  color: rgba(255, 252, 245, 0.72);
}

/* ---------- 四类方案卡片 ---------- */
.page-products .sol-plans {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--gap);
}

.page-products .sol-plan {
  background: var(--sol-card-bg);
  border: 1px solid var(--sol-rule);
  border-left: 4px solid var(--grape);
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-products .sol-plan:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}

.page-products .sol-plan__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--grape-soft);
  margin: 0 0 10px;
}

.page-products .sol-plan h3 {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 20px;
  line-height: 1.3;
  margin: 0 0 12px;
}

.page-products .sol-plan__result {
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1.8;
  margin: 0 0 10px;
}

.page-products .sol-plan__who {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
  margin: 0 0 12px;
}

.page-products .sol-plan__more {
  margin-top: auto;
  border-top: 1px solid var(--sol-rule);
  padding-top: 12px;
}

.page-products .sol-plan__more > summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--grape);
  padding-block: 4px;
  transition: color var(--dur) var(--ease);
}

.page-products .sol-plan__more > summary::-webkit-details-marker {
  display: none;
}

.page-products .sol-plan__more > summary::before {
  content: "+";
  display: inline-block;
  width: 14px;
  text-align: center;
  color: var(--gold);
  font-weight: 700;
}

.page-products .sol-plan__more[open] > summary::before {
  content: "\2212";
}

.page-products .sol-plan__more > summary:hover {
  color: var(--ink);
}

.page-products .sol-plan__steps {
  margin: 12px 0 0;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .sol-plan__steps li {
  margin-bottom: 6px;
}

.page-products .sol-plan__steps li::marker {
  font-family: var(--font-mono);
  color: var(--grape-soft);
}

/* ---------- 兼容异常 ---------- */
.page-products .sol-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

.page-products .sol-split__text h3 {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 18px;
  margin: 0 0 12px;
}

.page-products .sol-split__text h3 + .sol-symptoms,
.page-products .sol-split__text h3 + .sol-order {
  margin-bottom: 26px;
}

.page-products .sol-symptoms {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--sol-rule-strong);
}

.page-products .sol-symptoms li {
  padding: 12px 0;
  border-bottom: 1px solid var(--sol-rule);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .sol-symptoms strong {
  display: inline-block;
  min-width: 6em;
  color: var(--ink);
  font-weight: 800;
}

.page-products .sol-order {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: none;
}

.page-products .sol-order li {
  display: grid;
  grid-template-columns: 38px 1fr;
  align-items: baseline;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--sol-rule);
  font-size: 15px;
  line-height: 1.7;
}

.page-products .sol-order__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold);
  font-weight: 700;
}

.page-products .sol-split__note {
  margin: 0;
  padding: 14px 16px;
  background: var(--paper-white);
  border-left: 3px solid var(--grape-soft);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .sol-block--alt .sol-split__note {
  background: var(--paper);
}

.page-products .sol-hint {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 28px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--sol-rule-strong);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 适配矩阵 ---------- */
.page-products .sol-matrix {
  overflow-x: auto;
  border: 1px solid var(--sol-rule-strong);
  background: var(--paper-white);
  -webkit-overflow-scrolling: touch;
}

.page-products .sol-matrix:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-products .sol-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.6;
}

.page-products .sol-table caption {
  text-align: left;
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--sol-rule-strong);
  background: var(--paper);
}

.page-products .sol-table thead th {
  text-align: left;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.02em;
  padding: 12px 16px;
  border-bottom: 1px solid var(--gold);
  background: var(--paper);
  color: var(--ink);
  white-space: nowrap;
}

.page-products .sol-table tbody th {
  text-align: left;
  font-weight: 700;
  padding: 11px 16px;
  border-bottom: 1px solid var(--sol-rule);
  white-space: nowrap;
}

.page-products .sol-table tbody td {
  padding: 11px 16px;
  border-bottom: 1px solid var(--sol-rule);
  color: var(--ink-soft);
}

.page-products .sol-table tbody tr:nth-child(even) {
  background: var(--fog);
}

.page-products .sol-table tbody tr {
  transition: background-color var(--dur) var(--ease);
}

.page-products .sol-table tbody tr:hover {
  background: rgba(201, 162, 74, 0.16);
}

.page-products .sol-state {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border: 1px solid currentColor;
  white-space: nowrap;
}

.page-products .sol-state--ok {
  color: var(--pine-soft);
}

.page-products .sol-state--set {
  color: #8a6a1e;
  border-color: var(--gold);
}

.page-products .sol-state--up {
  color: var(--coral);
}

.page-products .sol-matrix__note {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
  max-width: 42em;
}

/* ---------- 版本泳道 ---------- */
.page-products .sol-lane {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--sol-rule-strong);
}

.page-products .sol-lane__step {
  padding: 20px 0;
  border-bottom: 1px solid var(--sol-rule);
}

.page-products .sol-lane__step h3 {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 17px;
  margin: 8px 0 8px;
}

.page-products .sol-lane__step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .sol-lane__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
  font-weight: 700;
}

.page-products .sol-cadence__note {
  margin: 24px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--pine-soft);
  background: var(--paper-white);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 处理流程 ---------- */
.page-products .sol-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-products .sol-flow__step {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  padding-bottom: 26px;
  position: relative;
}

.page-products .sol-flow__step:last-child {
  padding-bottom: 0;
}

.page-products .sol-flow__step::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 40px;
  bottom: 0;
  width: 1px;
  background: var(--sol-rule-strong);
}

.page-products .sol-flow__step:last-child::before {
  display: none;
}

.page-products .sol-flow__no {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--grape);
  color: var(--paper-white);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  position: relative;
  z-index: 1;
}

.page-products .sol-flow__body h3 {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 17px;
  margin: 8px 0 8px;
}

.page-products .sol-flow__body p {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-products .sol-flow__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--pine-soft);
  display: inline-block;
  padding: 3px 8px;
  border: 1px solid var(--sol-rule-strong);
}

/* ---------- 方案选择 ---------- */
.page-products .sol-choose {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(255, 252, 245, 0.24);
  border: 1px solid rgba(255, 252, 245, 0.24);
}

.page-products .sol-choose__item {
  background: var(--grape);
  padding: 22px 20px;
  transition: background-color var(--dur) var(--ease);
}

.page-products .sol-choose__item:hover {
  background: #552f7b;
}

.page-products .sol-choose__scene {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 16px;
  line-height: 1.5;
  margin: 0 0 10px;
  color: var(--paper-white);
}

.page-products .sol-choose__pick {
  font-size: 14px;
  line-height: 1.75;
  margin: 0 0 12px;
  color: rgba(255, 252, 245, 0.82);
}

.page-products .sol-choose__cta {
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: 24px;
  border-top: 1px solid rgba(255, 252, 245, 0.28);
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
}

.page-products .sol-choose__cta > p {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 252, 245, 0.88);
}

.page-products .sol-choose__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .sol-footnote {
  margin-top: clamp(28px, 4vw, 40px);
  padding-top: 18px;
  border-top: 1px dashed rgba(255, 252, 245, 0.3);
}

.page-products .sol-footnote__line {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  line-height: 1.9;
  color: rgba(255, 252, 245, 0.72);
}

.page-products .sol-footnote__line .sol-mono {
  color: var(--gold);
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 720px) {
  .page-products .sol-plans {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-products .sol-plan--wide {
    grid-column: span 7;
  }

  .page-products .sol-plan--narrow {
    grid-column: span 5;
  }

  .page-products .sol-choose {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .sol-lane {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-products .sol-lane__step {
    padding: 20px 16px 20px 0;
    border-bottom: none;
    border-top: 2px solid var(--sol-rule-strong);
    position: relative;
  }

  .page-products .sol-lane__step::before {
    content: "";
    position: absolute;
    top: -6px;
    left: 0;
    width: 10px;
    height: 10px;
    background: var(--grape);
  }
}

@media (min-width: 900px) {
  .page-products .sol-hero__grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-products .sol-hero__board {
    border-top: none;
    border-left: 1px solid var(--ink);
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .page-products .sol-split {
    grid-template-columns: 7fr 5fr;
  }

  .page-products .sol-split__media {
    position: sticky;
    top: 120px;
  }

  .page-products .sol-choose {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .sol-flow {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0 20px;
  }

  .page-products .sol-flow__step {
    grid-template-columns: 1fr;
    gap: 0;
    padding-bottom: 0;
  }

  .page-products .sol-flow__step::before {
    left: 0;
    right: -20px;
    top: 22px;
    bottom: auto;
    width: auto;
    height: 1px;
  }

  .page-products .sol-flow__no {
    width: 44px;
    margin-bottom: 12px;
  }

  .page-products .sol-flow__body h3 {
    margin-top: 0;
  }
}

@media (min-width: 1100px) {
  .page-products .sol-plan {
    padding: 28px 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .sol-plan,
  .page-products .sol-plan__more > summary,
  .page-products .sol-choose__item,
  .page-products .sol-table tbody tr,
  .page-products .sol-link,
  .page-products .sol-toc__list .toc-link {
    transition: none;
  }

  .page-products .sol-plan:hover {
    transform: none;
  }
}
<<<END>>>