.page-products {
  --sol-ink: var(--c-ink);
  --sol-line-soft: rgba(51, 66, 114, 0.28);
  --sol-line-strong: rgba(51, 66, 114, 0.55);
  --sol-shadow: 0 1px 2px rgba(19, 26, 43, 0.06), 0 18px 38px -30px rgba(19, 26, 43, 0.55);
  --sol-radius: 2px;
}

/* ---------- Hero ---------- */
.page-products .sol-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(20px, 3vw, 34px) clamp(48px, 8vw, 104px);
  background: var(--c-indigo);
}

.page-products .sol-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg,
      var(--c-indigo) 0%,
      var(--c-indigo) 52%,
      var(--c-indigo-deep) 52%,
      var(--c-indigo-deep) 100%);
  pointer-events: none;
}

.page-products .sol-hero::after {
  content: "";
  position: absolute;
  top: -10%;
  right: 4%;
  width: clamp(220px, 34vw, 440px);
  height: clamp(220px, 34vw, 440px);
  border: 1px solid var(--c-line);
  border-radius: 50%;
  opacity: 0.5;
  transform: translate(30%, -30%);
  pointer-events: none;
}

.page-products .sol-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-products .sol-hero__crumb {
  margin-bottom: clamp(28px, 5vw, 56px);
}

.page-products .sol-hero__crumb .breadcrumb__item,
.page-products .sol-hero__crumb .breadcrumb__item a {
  color: var(--c-silver);
}

.page-products .sol-hero__crumb .breadcrumb__item a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-products .sol-hero__crumb .breadcrumb__item a:hover {
  color: var(--c-amber);
  border-bottom-color: var(--c-amber);
}

.page-products .sol-hero__crumb .breadcrumb__item[aria-current] span {
  color: var(--c-amber);
}

.page-products .sol-hero__stage {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(36px, 6vw, 80px);
  align-items: end;
}

.page-products .sol-hero__copy {
  max-width: 44ch;
}

.page-products .sol-hero__copy .eyebrow {
  color: var(--c-cyan);
  margin-bottom: 18px;
}

.page-products .sol-hero__title {
  font-family: var(--font-sans);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.06;
  font-size: clamp(36px, 7.4vw, 84px);
  color: var(--c-paper);
  margin: 0 0 clamp(20px, 3vw, 32px);
}

.page-products .sol-hero__lede {
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.9;
  color: var(--c-silver);
  margin: 0 0 clamp(28px, 4vw, 40px);
  max-width: 40ch;
}

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

.page-products .sol-hero__tally {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--c-line);
  border: 1px solid var(--c-line);
  box-shadow: var(--sol-shadow);
}

.page-products .sol-hero__cell {
  background: var(--c-indigo-mid);
  padding: clamp(18px, 2.4vw, 28px) clamp(16px, 2vw, 24px);
}

.page-products .sol-hero__cell--accent {
  background: var(--c-indigo-deep);
  box-shadow: inset 3px 0 0 var(--c-amber);
}

.page-products .sol-hero__cell-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-silver);
  margin: 0 0 10px;
}

.page-products .sol-hero__cell-value {
  font-size: clamp(30px, 4.4vw, 46px);
  line-height: 1;
  color: var(--c-paper);
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-products .sol-hero__cell--accent .sol-hero__cell-value {
  color: var(--c-amber);
}

.page-products .sol-hero__cell-unit {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-silver);
  font-weight: 400;
}

@media (min-width: 880px) {
  .page-products .sol-hero__stage {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }
}

/* ---------- 通用小节头 ---------- */
.page-products .sol-head {
  max-width: 68ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-products .sol-head .section-head__title {
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.2;
  font-size: clamp(26px, 3.4vw, 40px);
  margin: 8px 0 12px;
}

.page-products .sol-head .section-head__note {
  line-height: 1.85;
  max-width: 52ch;
}

.page-products .sol-head .section-head__idx {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* ---------- 方案矩阵 ---------- */
.page-products .sol-matrix__visual {
  margin: 0 0 clamp(28px, 4vw, 44px);
}

.page-products .sol-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr));
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-products .sol-card {
  position: relative;
  background: var(--c-paper);
  padding: clamp(20px, 2.4vw, 28px) clamp(18px, 2vw, 24px) clamp(22px, 2.6vw, 30px);
  transition: background var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease);
}

.page-products .sol-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  pointer-events: none;
  transition: border-color var(--t-base) var(--ease);
}

.page-products .sol-card:hover::before {
  border-color: var(--c-amber);
}

.page-products .sol-card:hover {
  background: #FFFFFF;
  box-shadow: 0 18px 40px -32px rgba(14, 23, 48, 0.55);
}

.page-products .sol-card__idx {
  display: block;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--c-amber-deep);
  margin-bottom: 14px;
}

.page-products .sol-card__title {
  font-size: clamp(17px, 1.4vw, 20px);
  font-weight: 700;
  color: var(--c-ink);
  margin: 0 0 8px;
  letter-spacing: 0.01em;
}

.page-products .sol-card__desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
  margin: 0 0 16px;
  min-height: 2.4em;
}

.page-products .sol-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
}

.page-products .sol-card__tag {
  font-size: 11.5px;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  color: var(--c-indigo);
  background: rgba(52, 209, 191, 0.14);
  border-left: 2px solid var(--c-cyan);
}

/* ---------- 比价表 ---------- */
.page-products .sol-compare__visual {
  margin: 0 0 clamp(24px, 3vw, 36px);
}

.page-products .sol-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 14px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

.page-products .sol-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.page-products .sol-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}

.page-products .sol-dot--quarter {
  background: var(--c-cyan);
  box-shadow: 0 0 0 3px rgba(52, 209, 191, 0.22);
}

.page-products .sol-dot--stable {
  background: var(--c-line);
}

.page-products .sol-table-scroll {
  border: 1px solid var(--c-line);
  background: #FFFFFF;
  box-shadow: var(--sol-shadow);
  -webkit-overflow-scrolling: touch;
}

.page-products .sol-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .sol-table thead th {
  background: var(--c-indigo-deep);
  color: var(--c-paper);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 14px 16px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--c-line);
}

.page-products .sol-table__metric {
  min-width: 240px;
}

.page-products .sol-table tbody th[scope="row"] {
  position: sticky;
  left: 0;
  z-index: 2;
  background: #FFFFFF;
  font-weight: 500;
  color: var(--c-ink);
  text-align: left;
  padding: 13px 16px;
  border-bottom: 1px solid var(--c-lime);
  border-right: 1px solid var(--c-line);
  min-width: 240px;
}

.page-products .sol-table thead th:first-child {
  position: sticky;
  left: 0;
  z-index: 3;
  border-right: 1px solid var(--c-line);
}

.page-products .sol-table tbody td {
  padding: 13px 16px;
  color: var(--c-muted);
  border-bottom: 1px solid var(--c-lime);
  white-space: nowrap;
}

.page-products .sol-table tbody tr:not(.sol-table__group-row):hover th[scope="row"],
.page-products .sol-table tbody tr:not(.sol-table__group-row):hover td {
  background: rgba(52, 209, 191, 0.07);
}

.page-products .sol-table tbody tr:not(.sol-table__group-row):hover th[scope="row"] {
  font-weight: 700;
  color: var(--c-indigo);
  box-shadow: inset 3px 0 0 var(--c-amber);
}

.page-products .sol-table__group-row th {
  background: var(--c-indigo);
  color: var(--c-paper);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  font-weight: 600;
  text-align: left;
  padding: 11px 16px;
  border-bottom: 1px solid var(--c-line);
  white-space: nowrap;
}

.page-products .sol-table__group-count {
  margin-left: 14px;
  font-size: 11px;
  color: var(--c-silver);
  letter-spacing: 0.14em;
}

.page-products .sol-q {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--c-cyan);
  color: var(--c-indigo);
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-mono);
  vertical-align: 1px;
  box-shadow: 0 0 0 3px rgba(52, 209, 191, 0.18);
}

.page-products .sol-compare__foot {
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-muted);
  max-width: 62ch;
}

.page-products .sol-compare__foot a {
  color: var(--c-indigo);
  text-decoration: none;
  border-bottom: 1px solid var(--c-amber);
  transition: color var(--t-fast) var(--ease);
}

.page-products .sol-compare__foot a:hover {
  color: var(--c-amber-deep);
}

/* ---------- 指标节奏（深色） ---------- */
.page-products .sol-cadence__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(36px, 5vw, 64px);
  align-items: start;
}

.page-products .sol-cadence__title {
  color: var(--c-paper);
}

.page-products .sol-cadence .sol-head .section-head__idx {
  color: var(--c-cyan);
}

.page-products .sol-cadence__lede {
  color: var(--c-silver);
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.9;
  max-width: 46ch;
  margin: 0 0 clamp(24px, 3vw, 36px);
}

.page-products .sol-cadence__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-products .sol-cadence__item {
  background: var(--c-indigo-mid);
  padding: clamp(18px, 2vw, 24px);
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.page-products .sol-cadence__dot {
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--c-amber);
  box-shadow: 0 0 0 3px rgba(242, 160, 60, 0.2);
}

.page-products .sol-cadence__item-title {
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--c-paper);
  margin: 0 0 6px;
}

.page-products .sol-cadence__item-text {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-silver);
  margin: 0;
}

.page-products .sol-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 20px;
  border-left: 1px solid var(--c-line);
  display: grid;
  gap: clamp(18px, 2.4vw, 28px);
}

.page-products .sol-timeline__node {
  position: relative;
  padding-left: 22px;
}

.page-products .sol-timeline__node::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--c-indigo);
  border: 1px solid var(--c-line);
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

.page-products .sol-timeline__node--accent::before {
  background: var(--c-amber);
  border-color: var(--c-amber);
  box-shadow: 0 0 0 4px rgba(242, 160, 60, 0.16);
}

.page-products .sol-timeline__node:hover::before {
  border-color: var(--c-amber);
  background: var(--c-amber);
}

.page-products .sol-timeline__badge {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--c-cyan);
  margin-bottom: 6px;
}

.page-products .sol-timeline__node--accent .sol-timeline__badge {
  color: var(--c-amber);
}

.page-products .sol-timeline__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-paper);
  margin: 0 0 6px;
}

.page-products .sol-timeline__text {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-silver);
  margin: 0;
  max-width: 40ch;
}

@media (min-width: 960px) {
  .page-products .sol-cadence__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  }
}

/* ---------- 指标组权重 ---------- */
.page-products .sol-weight__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-products .sol-weight__figure {
  margin: 0;
}

.page-products .sol-weight__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--c-line);
}

.page-products .sol-weight__caption {
  margin-top: 10px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

.page-products .sol-weight__detail {
  display: grid;
  gap: clamp(20px, 2.6vw, 32px);
}

.page-products .sol-donut {
  width: min(240px, 70%);
  height: auto;
  display: block;
  margin: 0 auto;
}

.page-products .sol-donut__track {
  stroke: var(--c-lime);
}

.page-products .sol-donut__seg {
  transition: opacity var(--t-base) var(--ease);
}

.page-products .sol-donut__seg--a { stroke: var(--c-cyan); }
.page-products .sol-donut__seg--b { stroke: var(--c-amber); }
.page-products .sol-donut__seg--c { stroke: var(--c-violet); }
.page-products .sol-donut__seg--d { stroke: var(--c-terra); }
.page-products .sol-donut__seg--e { stroke: var(--c-silver); }
.page-products .sol-donut__seg--f { stroke: var(--c-line); }

.page-products .sol-donut__label {
  font-size: 13px;
  font-weight: 700;
  fill: var(--c-ink);
  font-family: var(--font-sans);
  letter-spacing: 0.04em;
}

.page-products .sol-donut__sub {
  font-size: 10px;
  fill: var(--c-muted);
  letter-spacing: 0.16em;
}

.page-products .sol-weight__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--c-lime);
}

.page-products .sol-weight__row {
  display: grid;
  grid-template-columns: 10px minmax(0, 1.1fr) 62px minmax(0, 1.8fr);
  align-items: center;
  gap: 12px;
  padding: 12px 4px;
  border-bottom: 1px solid var(--c-lime);
  transition: background var(--t-fast) var(--ease);
}

.page-products .sol-weight__row:hover {
  background: rgba(52, 209, 191, 0.06);
}

.page-products .sol-weight__swatch {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: block;
}

.page-products .sol-weight__swatch--a { background: var(--c-cyan); }
.page-products .sol-weight__swatch--b { background: var(--c-amber); }
.page-products .sol-weight__swatch--c { background: var(--c-violet); }
.page-products .sol-weight__swatch--d { background: var(--c-terra); }
.page-products .sol-weight__swatch--e { background: var(--c-silver); }
.page-products .sol-weight__swatch--f { background: var(--c-line); }

.page-products .sol-weight__name {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-ink);
}

.page-products .sol-weight__pct {
  font-size: 14px;
  color: var(--c-amber-deep);
  font-weight: 600;
  text-align: right;
}

.page-products .sol-weight__why {
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

@media (min-width: 860px) {
  .page-products .sol-weight__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
  }
  .page-products .sol-weight__detail {
    grid-template-columns: minmax(200px, 0.75fr) minmax(0, 1fr);
    align-items: center;
  }
  .page-products .sol-donut {
    width: 100%;
    margin: 0;
  }
}

@media (max-width: 620px) {
  .page-products .sol-weight__row {
    grid-template-columns: 10px minmax(0, 1fr) 56px;
  }
  .page-products .sol-weight__why {
    grid-column: 2 / -1;
    margin-top: -4px;
  }
}

/* ---------- 适配建议 ---------- */
.page-products .sol-fit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-products .sol-fit__lede {
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.9;
  color: var(--c-muted);
  max-width: 48ch;
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-products .sol-fit__list {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-products .sol-fit__item {
  background: #FFFFFF;
  padding: clamp(18px, 2.2vw, 26px);
}

.page-products .sol-fit__term {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-indigo);
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

.page-products .sol-fit__term::before {
  content: "—";
  color: var(--c-amber);
  margin-right: 8px;
}

.page-products .sol-fit__def {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-muted);
}

.page-products .sol-fit__figure {
  margin: 0;
}

.page-products .sol-fit__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--c-line);
}

.page-products .sol-fit__caption {
  margin-top: 10px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

@media (min-width: 900px) {
  .page-products .sol-fit__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  }
}

/* ---------- 交付流程 ---------- */
.page-products .sol-flow__title {
  color: var(--c-paper);
}

.page-products .sol-flow .sol-head .section-head__idx {
  color: var(--c-cyan);
}

.page-products .sol-flow .sol-head .section-head__note {
  color: var(--c-silver);
}

.page-products .sol-flow__visual {
  margin: 0 0 clamp(28px, 4vw, 44px);
}

.page-products .sol-steps {
  list-style: none;
  margin: 0 0 clamp(32px, 4.5vw, 52px);
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-products .sol-step {
  position: relative;
  background: var(--c-indigo-mid);
  padding: clamp(20px, 2.6vw, 30px) clamp(18px, 2.2vw, 26px);
  transition: background var(--t-base) var(--ease);
}

.page-products .sol-step:hover {
  background: var(--c-indigo-deep);
}

.page-products .sol-step::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 0;
  background: var(--c-amber);
  transition: height var(--t-base) var(--ease);
}

.page-products .sol-step:hover::after {
  height: 100%;
}

.page-products .sol-step__idx {
  display: block;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--c-cyan);
  margin-bottom: 12px;
}

.page-products .sol-step__title {
  font-size: clamp(17px, 1.5vw, 21px);
  font-weight: 700;
  color: var(--c-paper);
  margin: 0 0 8px;
}

.page-products .sol-step__time {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-amber);
  margin: 0 0 12px;
}

.page-products .sol-step__text {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-silver);
  margin: 0;
}

.page-products .sol-flow__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--c-line);
}

.page-products .sol-flow__cta-text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--c-silver);
  max-width: 46ch;
}

@media (min-width: 760px) {
  .page-products .sol-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 宽屏细节 ---------- */
@media (min-width: 1180px) {
  .page-products .sol-hero__title {
    letter-spacing: -0.03em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .sol-card,
  .page-products .sol-step,
  .page-products .sol-weight__row,
  .page-products .sol-timeline__node::before,
  .page-products .sol-donut__seg {
    transition: none !important;
  }
}
</main>

.page-products {
  --sol-ink: var(--c-ink);
  --sol-line-soft: rgba(51, 66, 114, 0.28);
  --sol-shadow: 0 1px 2px rgba(19, 26, 43, 0.05), 0 18px 40px -32px rgba(19, 26, 43, 0.55);
}

/* ---------- Hero ---------- */
.page-products .sol-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(20px, 3vw, 34px) clamp(52px, 8vw, 104px);
  background: var(--c-indigo);
}

.page-products .sol-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg,
      var(--c-indigo) 0%,
      var(--c-indigo) 54%,
      var(--c-indigo-deep) 54%,
      var(--c-indigo-deep) 100%);
  pointer-events: none;
}

.page-products .sol-hero::after {
  content: "";
  position: absolute;
  top: -12%;
  right: 4%;
  width: clamp(220px, 32vw, 440px);
  aspect-ratio: 1 / 1;
  border: 1px solid var(--c-line);
  border-radius: 50%;
  opacity: 0.55;
  transform: translate(28%, -22%);
  pointer-events: none;
}

.page-products .sol-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-products .sol-hero__crumb {
  margin-bottom: clamp(28px, 5vw, 56px);
}

.page-products .sol-hero__crumb .breadcrumb__item,
.page-products .sol-hero__crumb .breadcrumb__item a {
  color: var(--c-silver);
}

.page-products .sol-hero__crumb .breadcrumb__item a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-products .sol-hero__crumb .breadcrumb__item a:hover {
  color: var(--c-amber);
  border-bottom-color: var(--c-amber);
}

.page-products .sol-hero__crumb .breadcrumb__item [aria-current] {
  color: var(--c-amber);
}

.page-products .sol-hero__stage {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(36px, 6vw, 80px);
  align-items: end;
}

.page-products .sol-hero__copy {
  max-width: 46ch;
}

.page-products .sol-hero__copy .eyebrow {
  color: var(--c-cyan);
  margin-bottom: 20px;
}

.page-products .sol-hero__title {
  font-family: var(--font-sans);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.06;
  font-size: clamp(36px, 7.4vw, 84px);
  color: var(--c-paper);
  margin: 0 0 clamp(20px, 3vw, 32px);
}

.page-products .sol-hero__lede {
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.9;
  color: var(--c-silver);
  margin: 0 0 clamp(28px, 4vw, 40px);
  max-width: 40ch;
}

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

.page-products .sol-hero__tally {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--c-line);
  border: 1px solid var(--c-line);
  box-shadow: var(--sol-shadow);
}

.page-products .sol-hero__cell {
  background: var(--c-indigo-mid);
  padding: clamp(18px, 2.6vw, 30px) clamp(16px, 2vw, 24px);
}

.page-products .sol-hero__cell--accent {
  background: var(--c-indigo-deep);
  box-shadow: inset 3px 0 0 var(--c-amber);
}

.page-products .sol-hero__cell-label {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--c-silver);
  margin: 0 0 10px;
}

.page-products .sol-hero__cell-value {
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1;
  color: var(--c-paper);
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-products .sol-hero__cell--accent .sol-hero__cell-value {
  color: var(--c-amber);
}

.page-products .sol-hero__cell-unit {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-silver);
  font-weight: 400;
}

@media (min-width: 880px) {
  .page-products .sol-hero__stage {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }
}

/* ---------- 小节头 ---------- */
.page-products .sol-head {
  max-width: 68ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-products .sol-head .section-head__title {
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.2;
  font-size: clamp(26px, 3.4vw, 40px);
  margin: 8px 0 12px;
}

.page-products .sol-head .section-head__note {
  line-height: 1.85;
  max-width: 56ch;
}

.page-products .sol-head .section-head__idx {
  font-size: 11px;
  letter-spacing: 0.2em;
}

/* ---------- 方案矩阵 ---------- */
.page-products .sol-matrix__visual {
  margin: 0 0 clamp(28px, 4vw, 44px);
}

.page-products .sol-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr));
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-products .sol-card {
  position: relative;
  background: var(--c-paper);
  padding: clamp(20px, 2.4vw, 28px) clamp(18px, 2vw, 24px) clamp(22px, 2.6vw, 30px);
  transition: background var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease);
}

.page-products .sol-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  pointer-events: none;
  transition: border-color var(--t-base) var(--ease);
}

.page-products .sol-card:hover::before {
  border-color: var(--c-amber);
}

.page-products .sol-card:hover {
  background: #FFFFFF;
  box-shadow: inset 0 -3px 0 var(--c-amber);
}

.page-products .sol-card__idx {
  display: block;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--c-amber-deep);
  margin-bottom: 14px;
}

.page-products .sol-card__title {
  font-size: clamp(17px, 1.4vw, 20px);
  font-weight: 700;
  color: var(--c-ink);
  margin: 0 0 8px;
  letter-spacing: 0.01em;
}

.page-products .sol-card__desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
  margin: 0 0 16px;
  min-height: 2.4em;
}

.page-products .sol-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
}

.page-products .sol-card__tag {
  font-size: 11.5px;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  color: var(--c-indigo);
  background: rgba(52, 209, 191, 0.14);
  border-left: 2px solid var(--c-cyan);
}

/* ---------- 比价表 ---------- */
.page-products .sol-compare__visual {
  margin: 0 0 clamp(24px, 3vw, 36px);
}

.page-products .sol-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 14px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

.page-products .sol-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.page-products .sol-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}

.page-products .sol-dot--quarter {
  background: var(--c-cyan);
  box-shadow: 0 0 0 3px rgba(52, 209, 191, 0.22);
}

.page-products .sol-dot--stable {
  background: var(--c-line);
}

.page-products .sol-table-scroll {
  border: 1px solid var(--c-line);
  background: #FFFFFF;
  box-shadow: var(--sol-shadow);
  -webkit-overflow-scrolling: touch;
}

.page-products .sol-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .sol-table thead th {
  background: var(--c-indigo-deep);
  color: var(--c-paper);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.1em;
  padding: 14px 16px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--c-line);
}

.page-products .sol-table__metric,
.page-products .sol-table tbody th[scope="row"] {
  min-width: 240px;
}

.page-products .sol-table thead th:first-child {
  position: sticky;
  left: 0;
  z-index: 3;
  border-right: 1px solid var(--c-line);
}

.page-products .sol-table tbody th[scope="row"] {
  position: sticky;
  left: 0;
  z-index: 2;
  background: #FFFFFF;
  font-weight: 500;
  color: var(--c-ink);
  text-align: left;
  padding: 13px 16px;
  border-bottom: 1px solid var(--c-lime);
  border-right: 1px solid var(--c-line);
  transition: background var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.page-products .sol-table tbody td {
  padding: 13px 16px;
  color: var(--c-muted);
  border-bottom: 1px solid var(--c-lime);
  white-space: nowrap;
}

.page-products .sol-table tbody tr:not(.sol-table__group-row):hover th[scope="row"],
.page-products .sol-table tbody tr:not(.sol-table__group-row):hover td {
  background: rgba(52, 209, 191, 0.07);
}

.page-products .sol-table tbody tr:not(.sol-table__group-row):hover th[scope="row"] {
  font-weight: 700;
  color: var(--c-indigo);
  box-shadow: inset 3px 0 0 var(--c-amber);
}

.page-products .sol-table__group-row th {
  background: var(--c-indigo);
  color: var(--c-paper);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  font-weight: 600;
  text-align: left;
  padding: 11px 16px;
  border-bottom: 1px solid var(--c-line);
  white-space: nowrap;
}

.page-products .sol-table__group-count {
  margin-left: 14px;
  font-size: 11px;
  color: var(--c-silver);
  letter-spacing: 0.14em;
}

.page-products .sol-q {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--c-cyan);
  color: var(--c-indigo);
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-mono);
  vertical-align: 1px;
  box-shadow: 0 0 0 3px rgba(52, 209, 191, 0.18);
}

.page-products .sol-compare__foot {
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-muted);
  max-width: 64ch;
}

.page-products .sol-compare__foot a {
  color: var(--c-indigo);
  text-decoration: none;
  border-bottom: 1px solid var(--c-amber);
  transition: color var(--t-fast) var(--ease);
}

.page-products .sol-compare__foot a:hover {
  color: var(--c-amber-deep);
}

/* ---------- 指标节奏 ---------- */
.page-products .sol-cadence__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(36px, 5vw, 64px);
  align-items: start;
}

.page-products .sol-cadence .sol-head .section-head__idx {
  color: var(--c-cyan);
}

.page-products .sol-cadence__title {
  color: var(--c-paper);
}

.page-products .sol-cadence__lede {
  color: var(--c-silver);
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.9;
  max-width: 46ch;
  margin: 0 0 clamp(24px, 3vw, 36px);
}

.page-products .sol-cadence__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-products .sol-cadence__item {
  background: var(--c-indigo-mid);
  padding: clamp(18px, 2vw, 24px);
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.page-products .sol-cadence__dot {
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--c-amber);
  box-shadow: 0 0 0 3px rgba(242, 160, 60, 0.2);
}

.page-products .sol-cadence__item-title {
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--c-paper);
  margin: 0 0 6px;
}

.page-products .sol-cadence__item-text {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-silver);
  margin: 0;
}

.page-products .sol-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 20px;
  border-left: 1px solid var(--c-line);
  display: grid;
  gap: clamp(18px, 2.4vw, 28px);
}

.page-products .sol-timeline__node {
  position: relative;
  padding-left: 22px;
}

.page-products .sol-timeline__node::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--c-indigo);
  border: 1px solid var(--c-line);
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

.page-products .sol-timeline__node--accent::before {
  background: var(--c-amber);
  border-color: var(--c-amber);
  box-shadow: 0 0 0 4px rgba(242, 160, 60, 0.16);
}

.page-products .sol-timeline__node:hover::before {
  border-color: var(--c-amber);
  background: var(--c-amber);
}

.page-products .sol-timeline__badge {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--c-cyan);
  margin-bottom: 6px;
}

.page-products .sol-timeline__node--accent .sol-timeline__badge {
  color: var(--c-amber);
}

.page-products .sol-timeline__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-paper);
  margin: 0 0 6px;
}

.page-products .sol-timeline__text {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-silver);
  margin: 0;
  max-width: 42ch;
}

@media (min-width: 960px) {
  .page-products .sol-cadence__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  }
}

/* ---------- 指标组权重 ---------- */
.page-products .sol-weight__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-products .sol-weight__figure {
  margin: 0;
}

.page-products .sol-weight__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--c-line);
}

.page-products .sol-weight__caption {
  margin-top: 10px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

.page-products .sol-weight__detail {
  display: grid;
  gap: clamp(20px, 2.6vw, 32px);
}

.page-products .sol-donut {
  width: min(240px, 72%);
  height: auto;
  display: block;
  margin: 0 auto;
}

.page-products .sol-donut__track {
  stroke: var(--c-lime);
}

.page-products .sol-donut__seg {
  transition: opacity var(--t-base) var(--ease);
}

.page-products .sol-donut__seg--a { stroke: var(--c-cyan); }
.page-products .sol-donut__seg--b { stroke: var(--c-amber); }
.page-products .sol-donut__seg--c { stroke: var(--c-violet); }
.page-products .sol-donut__seg--d { stroke: var(--c-terra); }
.page-products .sol-donut__seg--e { stroke: var(--c-silver); }
.page-products .sol-donut__seg--f { stroke: var(--c-line); }

.page-products .sol-donut__label {
  font-size: 13px;
  font-weight: 700;
  fill: var(--c-ink);
  font-family: var(--font-sans);
  letter-spacing: 0.04em;
}

.page-products .sol-donut__sub {
  font-size: 10px;
  fill: var(--c-muted);
  letter-spacing: 0.16em;
}

.page-products .sol-weight__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--c-lime);
}

.page-products .sol-weight__row {
  display: grid;
  grid-template-columns: 10px minmax(0, 1.1fr) 62px minmax(0, 1.8fr);
  align-items: center;
  gap: 12px;
  padding: 12px 4px;
  border-bottom: 1px solid var(--c-lime);
  transition: background var(--t-fast) var(--ease);
}

.page-products .sol-weight__row:hover {
  background: rgba(52, 209, 191, 0.06);
}

.page-products .sol-weight__swatch {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: block;
}

.page-products .sol-weight__swatch--a { background: var(--c-cyan); }
.page-products .sol-weight__swatch--b { background: var(--c-amber); }
.page-products .sol-weight__swatch--c { background: var(--c-violet); }
.page-products .sol-weight__swatch--d { background: var(--c-terra); }
.page-products .sol-weight__swatch--e { background: var(--c-silver); }
.page-products .sol-weight__swatch--f { background: var(--c-line); }

.page-products .sol-weight__name {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-ink);
}

.page-products .sol-weight__pct {
  font-size: 14px;
  color: var(--c-amber-deep);
  font-weight: 600;
  text-align: right;
}

.page-products .sol-weight__why {
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

@media (min-width: 860px) {
  .page-products .sol-weight__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  }
  .page-products .sol-weight__detail {
    grid-template-columns: minmax(200px, 0.8fr) minmax(0, 1fr);
    align-items: center;
  }
  .page-products .sol-donut {
    width: 100%;
    margin: 0;
  }
}

@media (max-width: 640px) {
  .page-products .sol-weight__row {
    grid-template-columns: 10px minmax(0, 1fr) 56px;
  }
  .page-products .sol-weight__why {
    grid-column: 2 / -1;
    margin-top: -4px;
  }
}

/* ---------- 适配建议 ---------- */
.page-products .sol-fit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-products .sol-fit__lede {
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.9;
  color: var(--c-muted);
  max-width: 48ch;
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-products .sol-fit__list {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-products .sol-fit__item {
  background: #FFFFFF;
  padding: clamp(18px, 2.2vw, 26px);
}

.page-products .sol-fit__term {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-indigo);
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

.page-products .sol-fit__term::before {
  content: "—";
  color: var(--c-amber);
  margin-right: 8px;
}

.page-products .sol-fit__def {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-muted);
}

.page-products .sol-fit__figure {
  margin: 0;
}

.page-products .sol-fit__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--c-line);
}

.page-products .sol-fit__caption {
  margin-top: 10px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

@media (min-width: 900px) {
  .page-products .sol-fit__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  }
}

/* ---------- 交付流程 ---------- */
.page-products .sol-flow .sol-head .section-head__idx {
  color: var(--c-cyan);
}

.page-products .sol-flow__title {
  color: var(--c-paper);
}

.page-products .sol-flow__note {
  color: var(--c-silver);
}

.page-products .sol-flow__visual {
  margin: 0 0 clamp(28px, 4vw, 44px);
}

.page-products .sol-steps {
  list-style: none;
  margin: 0 0 clamp(32px, 4.5vw, 52px);
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-products .sol-step {
  position: relative;
  background: var(--c-indigo-mid);
  padding: clamp(20px, 2.6vw, 30px) clamp(18px, 2.2vw, 26px);
  transition: background var(--t-base) var(--ease);
}

.page-products .sol-step:hover {
  background: var(--c-indigo-deep);
}

.page-products .sol-step::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 0;
  background: var(--c-amber);
  transition: height var(--t-base) var(--ease);
}

.page-products .sol-step:hover::after {
  height: 100%;
}

.page-products .sol-step__idx {
  display: block;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--c-cyan);
  margin-bottom: 12px;
}

.page-products .sol-step__title {
  font-size: clamp(17px, 1.5vw, 21px);
  font-weight: 700;
  color: var(--c-paper);
  margin: 0 0 8px;
}

.page-products .sol-step__time {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-amber);
  margin: 0 0 12px;
}

.page-products .sol-step__text {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-silver);
  margin: 0;
}

.page-products .sol-flow__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--c-line);
}

.page-products .sol-flow__cta-text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--c-silver);
  max-width: 46ch;
}

@media (min-width: 760px) {
  .page-products .sol-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 收尾 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .sol-card,
  .page-products .sol-step,
  .page-products .sol-weight__row,
  .page-products .sol-timeline__node::before,
  .page-products .sol-donut__seg {
    transition: none !important;
  }
}

.page-products {
  --sol-shadow: 0 1px 2px rgba(19, 26, 43, 0.05), 0 18px 40px -32px rgba(19, 26, 43, 0.55);
}

/* ---------- Hero ---------- */
.page-products .sol-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(20px, 3vw, 34px) clamp(52px, 8vw, 104px);
  background: var(--c-indigo);
}

.page-products .sol-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg,
      var(--c-indigo) 0%,
      var(--c-indigo) 54%,
      var(--c-indigo-deep) 54%,
      var(--c-indigo-deep) 100%);
  pointer-events: none;
}

.page-products .sol-hero::after {
  content: "";
  position: absolute;
  top: -12%;
  right: 4%;
  width: clamp(220px, 32vw, 440px);
  aspect-ratio: 1 / 1;
  border: 1px solid var(--c-line);
  border-radius: 50%;
  opacity: 0.55;
  transform: translate(28%, -22%);
  pointer-events: none;
}

.page-products .sol-hero > .shell {
  position: relative;
  z-index: 1;
}

.page-products .sol-hero__crumb {
  margin-bottom: clamp(28px, 5vw, 56px);
}

.page-products .sol-hero__crumb .breadcrumb__item,
.page-products .sol-hero__crumb .breadcrumb__item a {
  color: var(--c-silver);
}

.page-products .sol-hero__crumb .breadcrumb__item a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-products .sol-hero__crumb .breadcrumb__item a:hover {
  color: var(--c-amber);
  border-bottom-color: var(--c-amber);
}

.page-products .sol-hero__crumb .breadcrumb__item [aria-current] {
  color: var(--c-amber);
}

.page-products .sol-hero__stage {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(36px, 6vw, 80px);
  align-items: end;
}

.page-products .sol-hero__copy {
  max-width: 46ch;
}

.page-products .sol-hero__copy .eyebrow {
  color: var(--c-cyan);
  margin-bottom: 20px;
}

.page-products .sol-hero__title {
  font-family: var(--font-sans);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.06;
  font-size: clamp(36px, 7.4vw, 84px);
  color: var(--c-paper);
  margin: 0 0 clamp(20px, 3vw, 32px);
}

.page-products .sol-hero__lede {
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.9;
  color: var(--c-silver);
  margin: 0 0 clamp(28px, 4vw, 40px);
  max-width: 40ch;
}

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

.page-products .sol-hero__tally {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--c-line);
  border: 1px solid var(--c-line);
  box-shadow: var(--sol-shadow);
}

.page-products .sol-hero__cell {
  background: var(--c-indigo-mid);
  padding: clamp(18px, 2.6vw, 30px) clamp(16px, 2vw, 24px);
}

.page-products .sol-hero__cell--accent {
  background: var(--c-indigo-deep);
  box-shadow: inset 3px 0 0 var(--c-amber);
}

.page-products .sol-hero__cell-label {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--c-silver);
  margin: 0 0 10px;
}

.page-products .sol-hero__cell-value {
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1;
  color: var(--c-paper);
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-products .sol-hero__cell--accent .sol-hero__cell-value {
  color: var(--c-amber);
}

.page-products .sol-hero__cell-unit {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-silver);
  font-weight: 400;
}

@media (min-width: 880px) {
  .page-products .sol-hero__stage {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  }
}

/* ---------- 小节头 ---------- */
.page-products .sol-head {
  max-width: 68ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-products .sol-head .section-head__title {
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.2;
  font-size: clamp(26px, 3.4vw, 40px);
  margin: 8px 0 12px;
}

.page-products .sol-head .section-head__note {
  line-height: 1.85;
  max-width: 56ch;
}

.page-products .sol-head .section-head__idx {
  font-size: 11px;
  letter-spacing: 0.2em;
}

/* ---------- 方案矩阵 ---------- */
.page-products .sol-matrix__visual {
  margin: 0 0 clamp(28px, 4vw, 44px);
}

.page-products .sol-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr));
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-products .sol-card {
  position: relative;
  background: var(--c-paper);
  padding: clamp(20px, 2.4vw, 28px) clamp(18px, 2vw, 24px) clamp(22px, 2.6vw, 30px);
  transition: background var(--t-base) var(--ease);
}

.page-products .sol-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  pointer-events: none;
  transition: border-color var(--t-base) var(--ease);
}

.page-products .sol-card:hover::before {
  border-color: var(--c-amber);
}

.page-products .sol-card:hover {
  background: #FFFFFF;
  box-shadow: inset 0 -3px 0 var(--c-amber);
}

.page-products .sol-card__idx {
  display: block;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--c-amber-deep);
  margin-bottom: 14px;
}

.page-products .sol-card__title {
  font-size: clamp(17px, 1.4vw, 20px);
  font-weight: 700;
  color: var(--c-ink);
  margin: 0 0 8px;
  letter-spacing: 0.01em;
}

.page-products .sol-card__desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-muted);
  margin: 0 0 16px;
  min-height: 2.4em;
}

.page-products .sol-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
}

.page-products .sol-card__tag {
  font-size: 11.5px;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  color: var(--c-indigo);
  background: rgba(52, 209, 191, 0.14);
  border-left: 2px solid var(--c-cyan);
}

/* ---------- 比价表 ---------- */
.page-products .sol-compare__visual {
  margin: 0 0 clamp(24px, 3vw, 36px);
}

.page-products .sol-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 14px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

.page-products .sol-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.page-products .sol-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}

.page-products .sol-dot--quarter {
  background: var(--c-cyan);
  box-shadow: 0 0 0 3px rgba(52, 209, 191, 0.22);
}

.page-products .sol-dot--stable {
  background: var(--c-line);
}

.page-products .sol-table-scroll {
  border: 1px solid var(--c-line);
  background: #FFFFFF;
  box-shadow: var(--sol-shadow);
  -webkit-overflow-scrolling: touch;
}

.page-products .sol-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .sol-table thead th {
  background: var(--c-indigo-deep);
  color: var(--c-paper);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.1em;
  padding: 14px 16px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--c-line);
}

.page-products .sol-table__metric,
.page-products .sol-table tbody th[scope="row"] {
  min-width: 240px;
}

.page-products .sol-table thead th:first-child {
  position: sticky;
  left: 0;
  z-index: 3;
  border-right: 1px solid var(--c-line);
}

.page-products .sol-table tbody th[scope="row"] {
  position: sticky;
  left: 0;
  z-index: 2;
  background: #FFFFFF;
  font-weight: 500;
  color: var(--c-ink);
  text-align: left;
  padding: 13px 16px;
  border-bottom: 1px solid var(--c-lime);
  border-right: 1px solid var(--c-line);
  transition: background var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.page-products .sol-table tbody td {
  padding: 13px 16px;
  color: var(--c-muted);
  border-bottom: 1px solid var(--c-lime);
  white-space: nowrap;
}

.page-products .sol-table tbody tr:not(.sol-table__group-row):hover th[scope="row"],
.page-products .sol-table tbody tr:not(.sol-table__group-row):hover td {
  background: rgba(52, 209, 191, 0.07);
}

.page-products .sol-table tbody tr:not(.sol-table__group-row):hover th[scope="row"] {
  font-weight: 700;
  color: var(--c-indigo);
  box-shadow: inset 3px 0 0 var(--c-amber);
}

.page-products .sol-table__group-row th {
  background: var(--c-indigo);
  color: var(--c-paper);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  font-weight: 600;
  text-align: left;
  padding: 11px 16px;
  border-bottom: 1px solid var(--c-line);
  white-space: nowrap;
}

.page-products .sol-table__group-count {
  margin-left: 14px;
  font-size: 11px;
  color: var(--c-silver);
  letter-spacing: 0.14em;
}

.page-products .sol-q {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--c-cyan);
  color: var(--c-indigo);
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-mono);
  vertical-align: 1px;
  box-shadow: 0 0 0 3px rgba(52, 209, 191, 0.18);
}

.page-products .sol-compare__foot {
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-muted);
  max-width: 64ch;
}

.page-products .sol-compare__foot a {
  color: var(--c-indigo);
  text-decoration: none;
  border-bottom: 1px solid var(--c-amber);
  transition: color var(--t-fast) var(--ease);
}

.page-products .sol-compare__foot a:hover {
  color: var(--c-amber-deep);
}

/* ---------- 指标节奏 ---------- */
.page-products .sol-cadence__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(36px, 5vw, 64px);
  align-items: start;
}

.page-products .sol-cadence .sol-head .section-head__idx {
  color: var(--c-cyan);
}

.page-products .sol-cadence__title {
  color: var(--c-paper);
}

.page-products .sol-cadence__lede {
  color: var(--c-silver);
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.9;
  max-width: 46ch;
  margin: 0 0 clamp(24px, 3vw, 36px);
}

.page-products .sol-cadence__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-products .sol-cadence__item {
  background: var(--c-indigo-mid);
  padding: clamp(18px, 2vw, 24px);
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.page-products .sol-cadence__dot {
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--c-amber);
  box-shadow: 0 0 0 3px rgba(242, 160, 60, 0.2);
}

.page-products .sol-cadence__item-title {
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--c-paper);
  margin: 0 0 6px;
}

.page-products .sol-cadence__item-text {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-silver);
  margin: 0;
}

.page-products .sol-timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 20px;
  border-left: 1px solid var(--c-line);
  display: grid;
  gap: clamp(18px, 2.4vw, 28px);
}

.page-products .sol-timeline__node {
  position: relative;
  padding-left: 22px;
}

.page-products .sol-timeline__node::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--c-indigo);
  border: 1px solid var(--c-line);
  transition: border-color var(--t-fast) var(--ease), background var(--t-fast) var(--ease);
}

.page-products .sol-timeline__node--accent::before {
  background: var(--c-amber);
  border-color: var(--c-amber);
  box-shadow: 0 0 0 4px rgba(242, 160, 60, 0.16);
}

.page-products .sol-timeline__node:hover::before {
  border-color: var(--c-amber);
  background: var(--c-amber);
}

.page-products .sol-timeline__badge {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--c-cyan);
  margin-bottom: 6px;
}

.page-products .sol-timeline__node--accent .sol-timeline__badge {
  color: var(--c-amber);
}

.page-products .sol-timeline__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-paper);
  margin: 0 0 6px;
}

.page-products .sol-timeline__text {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-silver);
  margin: 0;
  max-width: 42ch;
}

@media (min-width: 960px) {
  .page-products .sol-cadence__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  }
}

/* ---------- 指标组权重 ---------- */
.page-products .sol-weight__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-products .sol-weight__figure {
  margin: 0;
}

.page-products .sol-weight__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 1px solid var(--c-line);
}

.page-products .sol-weight__caption {
  margin-top: 10px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

.page-products .sol-weight__detail {
  display: grid;
  gap: clamp(20px, 2.6vw, 32px);
}

.page-products .sol-donut {
  width: min(240px, 72%);
  height: auto;
  display: block;
  margin: 0 auto;
}

.page-products .sol-donut__track {
  stroke: var(--c-lime);
}

.page-products .sol-donut__seg {
  transition: opacity var(--t-base) var(--ease);
}

.page-products .sol-donut__seg--a { stroke: var(--c-cyan); }
.page-products .sol-donut__seg--b { stroke: var(--c-amber); }
.page-products .sol-donut__seg--c { stroke: var(--c-violet); }
.page-products .sol-donut__seg--d { stroke: var(--c-terra); }
.page-products .sol-donut__seg--e { stroke: var(--c-silver); }
.page-products .sol-donut__seg--f { stroke: var(--c-line); }

.page-products .sol-donut__label {
  font-size: 13px;
  font-weight: 700;
  fill: var(--c-ink);
  font-family: var(--font-sans);
  letter-spacing: 0.04em;
}

.page-products .sol-donut__sub {
  font-size: 10px;
  fill: var(--c-muted);
  letter-spacing: 0.16em;
}

.page-products .sol-weight__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--c-lime);
}

.page-products .sol-weight__row {
  display: grid;
  grid-template-columns: 10px minmax(0, 1.1fr) 62px minmax(0, 1.8fr);
  align-items: center;
  gap: 12px;
  padding: 12px 4px;
  border-bottom: 1px solid var(--c-lime);
  transition: background var(--t-fast) var(--ease);
}

.page-products .sol-weight__row:hover {
  background: rgba(52, 209, 191, 0.06);
}

.page-products .sol-weight__swatch {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: block;
}

.page-products .sol-weight__swatch--a { background: var(--c-cyan); }
.page-products .sol-weight__swatch--b { background: var(--c-amber); }
.page-products .sol-weight__swatch--c { background: var(--c-violet); }
.page-products .sol-weight__swatch--d { background: var(--c-terra); }
.page-products .sol-weight__swatch--e { background: var(--c-silver); }
.page-products .sol-weight__swatch--f { background: var(--c-line); }

.page-products .sol-weight__name {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-ink);
}

.page-products .sol-weight__pct {
  font-size: 14px;
  color: var(--c-amber-deep);
  font-weight: 600;
  text-align: right;
}

.page-products .sol-weight__why {
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

@media (min-width: 860px) {
  .page-products .sol-weight__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  }
  .page-products .sol-weight__detail {
    grid-template-columns: minmax(200px, 0.8fr) minmax(0, 1fr);
    align-items: center;
  }
  .page-products .sol-donut {
    width: 100%;
    margin: 0;
  }
}

@media (max-width: 640px) {
  .page-products .sol-weight__row {
    grid-template-columns: 10px minmax(0, 1fr) 56px;
  }
  .page-products .sol-weight__why {
    grid-column: 2 / -1;
    margin-top: -4px;
  }
}

/* ---------- 适配建议 ---------- */
.page-products .sol-fit__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-products .sol-fit__lede {
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.9;
  color: var(--c-muted);
  max-width: 48ch;
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-products .sol-fit__list {
  margin: 0;
  display: grid;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-products .sol-fit__item {
  background: #FFFFFF;
  padding: clamp(18px, 2.2vw, 26px);
}

.page-products .sol-fit__term {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-indigo);
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

.page-products .sol-fit__term::before {
  content: "—";
  color: var(--c-amber);
  margin-right: 8px;
}

.page-products .sol-fit__def {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-muted);
}

.page-products .sol-fit__figure {
  margin: 0;
}

.page-products .sol-fit__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--c-line);
}

.page-products .sol-fit__caption {
  margin-top: 10px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--c-muted);
}

@media (min-width: 900px) {
  .page-products .sol-fit__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  }
}

/* ---------- 交付流程 ---------- */
.page-products .sol-flow .sol-head .section-head__idx {
  color: var(--c-cyan);
}

.page-products .sol-flow__title {
  color: var(--c-paper);
}

.page-products .sol-flow__note {
  color: var(--c-silver);
}

.page-products .sol-flow__visual {
  margin: 0 0 clamp(28px, 4vw, 44px);
}

.page-products .sol-steps {
  list-style: none;
  margin: 0 0 clamp(32px, 4.5vw, 52px);
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}

.page-products .sol-step {
  position: relative;
  background: var(--c-indigo-mid);
  padding: clamp(20px, 2.6vw, 30px) clamp(18px, 2.2vw, 26px);
  transition: background var(--t-base) var(--ease);
}

.page-products .sol-step:hover {
  background: var(--c-indigo-deep);
}

.page-products .sol-step::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 0;
  background: var(--c-amber);
  transition: height var(--t-base) var(--ease);
}

.page-products .sol-step:hover::after {
  height: 100%;
}

.page-products .sol-step__idx {
  display: block;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--c-cyan);
  margin-bottom: 12px;
}

.page-products .sol-step__title {
  font-size: clamp(17px, 1.5vw, 21px);
  font-weight: 700;
  color: var(--c-paper);
  margin: 0 0 8px;
}

.page-products .sol-step__time {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-amber);
  margin: 0 0 12px;
}

.page-products .sol-step__text {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-silver);
  margin: 0;
}

.page-products .sol-flow__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--c-line);
}

.page-products .sol-flow__cta-text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--c-silver);
  max-width: 46ch;
}

@media (min-width: 760px) {
  .page-products .sol-steps {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .sol-card,
  .page-products .sol-step,
  .page-products .sol-weight__row,
  .page-products .sol-timeline__node::before,
  .page-products .sol-donut__seg {
    transition: none !important;
  }
}