.page-products {
  --pp-panel-radius: var(--radius-lg);
  --pp-hairline: color-mix(in srgb, var(--color-surface) 68%, transparent);
  --pp-tint: color-mix(in srgb, var(--color-primary) 20%, transparent);
  --pp-tint-accent: color-mix(in srgb, var(--color-accent) 22%, transparent);
}

/* ---------- 首屏 ---------- */

.page-products .products-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: calc(var(--section-y-lg) - var(--space-4)) var(--section-y);
  background:
    radial-gradient(115% 88% at 8% -6%, color-mix(in srgb, var(--color-primary) 26%, transparent) 0%, transparent 60%),
    radial-gradient(88% 78% at 96% 12%, color-mix(in srgb, var(--color-accent) 28%, transparent) 0%, transparent 58%),
    linear-gradient(180deg, var(--color-primary-soft) 0%, var(--color-surface) 82%);
}

.page-products .products-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.page-products .products-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
}

.page-products .products-hero__grid {
  display: grid;
  gap: var(--space-6);
  align-items: end;
}

.page-products .products-hero__lead {
  display: grid;
  gap: var(--space-3);
}

.page-products .products-hero h1 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  text-wrap: balance;
  color: var(--color-ink);
}

.page-products .products-hero__lede {
  max-width: var(--measure);
  margin: 0;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-products .products-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-1);
}

.page-products .products-hero__panel {
  padding: var(--space-4);
  border-radius: var(--pp-panel-radius);
  border: var(--border-thin) solid var(--pp-hairline);
  background:
    linear-gradient(158deg,
      color-mix(in srgb, var(--color-surface) 84%, transparent) 0%,
      color-mix(in srgb, var(--color-primary-soft) 76%, transparent) 100%);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-2);
}

.page-products .products-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3) var(--space-2);
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
}

.page-products .products-figures__item {
  display: grid;
  gap: 2px;
  padding-bottom: var(--space-2);
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 22%, transparent);
}

.page-products .products-figures__num {
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}

.page-products .products-figures__label {
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  letter-spacing: 0.02em;
}

.page-products .products-hero__note {
  margin: var(--space-3) 0 0;
  font-size: var(--text-xs);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
}

/* ---------- 难点带 ---------- */

.page-products .products-friction {
  padding-block: var(--section-y);
  background: var(--color-surface-alt);
}

.page-products .products-friction__grid {
  display: grid;
  gap: var(--space-4);
}

.page-products .products-friction__head h2 {
  margin: var(--space-1) 0 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-products .products-friction__body {
  display: grid;
  gap: var(--space-3);
  padding-left: var(--space-3);
  border-left: 3px solid var(--color-primary);
}

.page-products .products-friction__body p {
  margin: 0;
}

/* ---------- 服务分组 ---------- */

.page-products .products-sec-head {
  display: grid;
  gap: var(--space-2);
  max-width: 66ch;
  margin-bottom: var(--space-6);
}

.page-products .products-sec-head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-products .products-sec-head__lede {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-products .products-group + .products-group {
  margin-top: var(--space-8);
}

.page-products .products-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: var(--space-2) var(--space-3);
  margin-bottom: var(--space-4);
}

.page-products .products-group__mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--color-primary) 16%, transparent);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 34%, transparent);
  color: var(--color-primary);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
}

.page-products .products-group__head h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-products .products-group__hint {
  grid-column: 2;
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-products .products-group__list {
  display: grid;
  gap: var(--space-3);
}

.page-products .products-item {
  border-radius: var(--pp-panel-radius);
  border: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 18%, transparent);
  background: color-mix(in srgb, var(--color-surface) 76%, transparent);
  box-shadow: var(--shadow-1);
  overflow: hidden;
  transition: border-color 200ms ease;
}

.page-products .products-item[open] {
  border-color: color-mix(in srgb, var(--color-accent) 42%, transparent);
}

.page-products .products-item > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  gap: var(--space-3);
  min-height: 44px;
  padding: var(--space-3);
  cursor: pointer;
  list-style: none;
}

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

.page-products .products-item__no {
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-accent);
  letter-spacing: 0.02em;
}

.page-products .products-item__title {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-products .products-item__meta {
  display: block;
  margin-top: 4px;
  font-size: var(--text-xs);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.page-products .products-item__body {
  display: grid;
  gap: var(--space-2);
  padding: 0 var(--space-3) var(--space-4);
  border-top: var(--border-thin) solid var(--color-line);
  padding-top: var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-products .products-item__body p {
  margin: 0;
  max-width: var(--measure);
}

.page-products .products-item__scene {
  color: var(--color-ink-soft);
}

.page-products .products-item__result {
  padding-left: var(--space-3);
  border-left: 3px solid var(--color-accent);
  color: var(--color-ink);
}

/* ---------- 升降级 ---------- */

.page-products .products-promo {
  padding-block: var(--section-y);
  background: var(--color-surface-alt);
}

.page-products .products-promo__grid {
  display: grid;
  gap: var(--space-6);
}

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

.page-products .products-promo__body {
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.page-products .products-promo__body h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-products .products-promo__body p {
  margin: 0;
}

.page-products .products-promo__steps {
  display: grid;
  gap: var(--space-3);
  margin: var(--space-2) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-products .products-promo__steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
  padding-top: var(--space-3);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-products .products-promo__steps-no {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
}

.page-products .products-promo__steps h3 {
  margin: 0 0 4px;
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-products .products-promo__steps p {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

/* ---------- 口径对照 ---------- */

.page-products .products-caliber__pair {
  display: grid;
  gap: var(--space-4);
}

.page-products .products-caliber__card {
  display: grid;
  gap: var(--space-3);
  align-content: start;
  padding: var(--space-4);
  border-radius: var(--pp-panel-radius);
  border: var(--border-thin) solid var(--pp-hairline);
  backdrop-filter: blur(14px);
}

.page-products .products-caliber__fig {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-sm);
}

.page-products .products-caliber__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-products .products-caliber__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-products .products-caliber__rows {
  display: grid;
  gap: var(--space-2);
  margin: 0;
}

.page-products .products-caliber__row {
  display: grid;
  gap: 4px;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--color-highlight) 62%, transparent);
}

.page-products .products-caliber__row dt {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.page-products .products-caliber__row dd {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-products .products-caliber__foot {
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 核对节奏 ---------- */

.page-products .products-cutoff {
  padding-block: var(--section-y);
}

.page-products .products-cutoff__grid {
  display: grid;
  gap: var(--space-6);
}

.page-products .products-cutoff__body {
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.page-products .products-cutoff__body h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-products .products-cutoff__body p {
  margin: 0;
}

.page-products .products-cutoff__list {
  display: grid;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .products-cutoff__list li {
  position: relative;
  padding-left: var(--space-3);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-products .products-cutoff__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 10px;
  height: 2px;
  background: var(--color-accent);
}

.page-products .products-cutoff__figure {
  padding: var(--space-4);
  border-radius: var(--pp-panel-radius);
}

.page-products .products-cutoff__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.page-products .products-cutoff__figure-cap {
  margin: var(--space-3) 0 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

/* ---------- 数字台账 ---------- */

.page-products .products-ledger {
  padding: var(--space-6) var(--space-4);
  border-radius: var(--pp-panel-radius);
}

.page-products .products-ledger__head {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.page-products .products-ledger__head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-products .products-ledger__rows {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .products-ledger__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: var(--space-2);
  padding-block: var(--space-2);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-products .products-ledger__row:last-child {
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-products .products-ledger__no {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

.page-products .products-ledger__name {
  font-size: var(--text-base);
  color: var(--color-contrast-ink);
}

.page-products .products-ledger__val {
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  color: var(--color-contrast-accent);
  justify-self: end;
}

.page-products .products-ledger__unit {
  grid-column: 2 / -1;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: color-mix(in srgb, var(--color-contrast-ink) 70%, transparent);
}

/* ---------- 下一步 ---------- */

.page-products .products-next {
  padding-block: var(--section-y);
  background:
    radial-gradient(120% 100% at 100% 0%, color-mix(in srgb, var(--color-accent) 18%, transparent) 0%, transparent 60%),
    var(--color-surface-alt);
}

.page-products .products-next__grid {
  display: grid;
  gap: var(--space-6);
}

.page-products .products-next__head h2 {
  margin: var(--space-1) 0 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-products .products-next__cards {
  display: grid;
  gap: var(--space-4);
}

.page-products .products-next__card {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-4);
  border-radius: var(--pp-panel-radius);
  border: var(--border-thin) solid var(--pp-hairline);
  text-decoration: none;
  transition: transform 240ms ease, border-color 240ms ease;
}

.page-products .products-next__card:hover,
.page-products .products-next__card:focus-visible {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--color-accent) 46%, transparent);
}

.page-products .products-next__card-kicker {
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.page-products .products-next__card h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-products .products-next__card p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-products .products-next__card-go {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  color: var(--color-primary);
}

.page-products .products-next__contact {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-products .products-next__contact a {
  color: var(--color-primary);
  text-underline-offset: 3px;
}

.page-products .products-next__card:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-products .products-promo__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: start;
    gap: var(--space-8);
  }

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

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

@media (min-width: 900px) {
  .page-products .products-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: var(--space-8);
  }

  .page-products .products-friction__grid {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-products .products-friction__body {
    padding-left: var(--space-6);
  }

  .page-products .products-cutoff__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: center;
    gap: var(--space-8);
  }

  .page-products .products-next__grid {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-products .products-next__contact {
    grid-column: 2;
    margin-top: var(--space-3);
  }
}

@media (min-width: 1100px) {
  .page-products .products-figures {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4) var(--space-3);
  }

  .page-products .products-ledger {
    padding: var(--space-8) var(--space-6);
  }
}
<<<END>>>