.page-products {
  --pp-band: 1400px;
  --pp-gap: 32px;
  display: block;
}

.page-products .products-head {
  position: relative;
  padding: 40px 0 32px;
  border-bottom: 1px solid rgba(30, 122, 107, 0.32);
}

.page-products .products-head::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 96px;
  height: 3px;
  background: var(--c-orange);
}

.page-products .products-head .page-head__title {
  max-width: 22ch;
  margin: 12px 0 16px;
}

.page-products .products-head .page-head__lede {
  max-width: 62ch;
}

.page-products .products-head__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-products .products-shell {
  margin-top: 40px;
}

.page-products .products-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.page-products .index-rail__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-ink-mid);
}

.page-products .section {
  padding: 40px 0;
}

.page-products .section__head .section__title {
  max-width: 26ch;
}

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

/* ---------- 01 入口路径 ---------- */
.page-products .pathline {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  position: relative;
}

.page-products .pathline::before {
  content: "";
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 15px;
  width: 1px;
  background: rgba(30, 122, 107, 0.35);
}

.page-products .pathline__node {
  position: relative;
  display: grid;
  grid-template-columns: 32px 1fr;
  grid-template-areas:
    "no label"
    "no desc";
  gap: 2px 14px;
  padding: 0 0 20px 0;
}

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

.page-products .pathline__no {
  grid-area: no;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-paper);
  border: 1px solid var(--c-green);
  color: var(--c-green);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-products .pathline__label {
  grid-area: label;
  font-size: 17px;
  color: var(--c-ink);
  line-height: 1.5;
}

.page-products .pathline__desc,
.page-products .pathline__node .panel__body {
  grid-area: desc;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-ink-mid);
  margin: 0;
}

.page-products .products-figrow {
  display: flex;
  flex-direction: column;
  gap: var(--pp-gap);
  margin-top: var(--pp-gap);
}

.page-products .products-feature .panel__body {
  max-width: 46ch;
}

.page-products .products-feature .kv-list {
  margin-top: 20px;
}

/* ---------- 02 版本对照 ---------- */
.page-products .compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 1px solid rgba(30, 122, 107, 0.32);
}

.page-products .compare__col {
  padding: 24px 20px 28px;
}

.page-products .compare__col--old {
  background: var(--c-paper);
  border-bottom: 1px solid rgba(38, 51, 59, 0.14);
}

.page-products .compare__col--new {
  background: var(--c-green-mist);
}

.page-products .compare__head {
  margin: 0 0 16px;
  padding-bottom: 12px;
  font-size: 13px;
  letter-spacing: 0.06em;
  border-bottom: 1px solid rgba(38, 51, 59, 0.18);
}

.page-products .compare__col--new .compare__head {
  color: var(--c-green-deep);
  border-bottom-color: rgba(20, 87, 76, 0.35);
}

.page-products .compare__col--old .compare__head {
  color: var(--c-ink-mid);
}

.page-products .compare__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-products .compare__row {
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 12px;
  align-items: baseline;
}

.page-products .compare__key {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--c-ink-mid);
  border-left: 2px solid var(--c-green);
  padding-left: 8px;
}

.page-products .compare__col--new .compare__key {
  border-left-color: var(--c-orange);
  color: var(--c-orange-deep);
}

.page-products .compare__val {
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-products .compare__col--old .compare__val {
  color: var(--c-ink-mid);
}

/* ---------- 03 上门时段 ---------- */
.page-products .media--band .media__frame {
  aspect-ratio: 12 / 5;
}

.page-products .slots {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: var(--pp-gap);
}

.page-products .slots__fold {
  border-left: 3px solid var(--c-green);
}

.page-products .slots__fold[open] {
  border-left-color: var(--c-orange);
}

.page-products .slots__time {
  font-size: 16px;
  color: var(--c-ink);
  margin-left: 4px;
}

.page-products .slots__name {
  display: block;
  margin-top: 4px;
  font-size: 15px;
  color: var(--c-ink-mid);
  font-weight: 400;
}

/* ---------- 04 适配清单 ---------- */
.page-products .checklist {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .checklist__group {
  border-left: 3px solid var(--c-green-mist);
}

.page-products .checklist__group[open] {
  border-left-color: var(--c-orange);
}

.page-products .checklist__name {
  font-size: 16px;
  color: var(--c-ink);
}

.page-products .checklist__count {
  margin-left: auto;
  padding-left: 12px;
  font-size: 13px;
  color: var(--c-amber);
}

.page-products .tick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-products .tick-list__item {
  position: relative;
  padding-left: 26px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--c-ink);
}

.page-products .tick-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 12px;
  height: 12px;
  background: var(--c-orange-mist);
  border: 1px solid var(--c-orange);
}

.page-products .tick-list__item::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 0.62em;
  width: 6px;
  height: 3px;
  border-left: 2px solid var(--c-orange-deep);
  border-bottom: 2px solid var(--c-orange-deep);
  transform: rotate(-45deg);
}

/* ---------- 05 七步流程 ---------- */
.page-products .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
  counter-reset: step;
}

.page-products .steps__item {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 0 16px;
  padding: 18px 18px 20px;
  background: var(--c-paper);
  border: 1px solid rgba(38, 51, 59, 0.14);
  transition: transform 180ms var(--ease-out), border-color 180ms var(--ease-out);
}

.page-products .steps__item:hover,
.page-products .steps__item:focus-visible {
  border-color: var(--c-orange);
  transform: translateY(-2px);
  outline: none;
}

.page-products .steps__item:focus-visible {
  box-shadow: 0 0 0 2px rgba(242, 107, 56, 0.35);
}

.page-products .steps__no {
  grid-row: span 1;
  font-size: 28px;
  line-height: 1;
  color: var(--c-green);
}

.page-products .steps__item:hover .steps__no,
.page-products .steps__item:focus-visible .steps__no {
  color: var(--c-orange);
}

.page-products .steps__title {
  margin: 0 0 6px;
  font-size: 18px;
  color: var(--c-ink);
}

.page-products .steps__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-ink-mid);
}

.page-products .steps__hint {
  margin: 8px 0 0;
  padding-top: 8px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-orange-deep);
  border-top: 1px dashed rgba(194, 68, 15, 0.28);
  display: none;
}

.page-products .steps__item:hover .steps__hint,
.page-products .steps__item:focus-visible .steps__hint,
.page-products .steps__item:focus-within .steps__hint {
  display: block;
}

/* ---------- 06 排查 ---------- */
.page-products .trouble-list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  counter-reset: trouble;
}

.page-products .trouble-list__item {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 8px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--c-ink-mid);
}

.page-products .trouble-list__item::before {
  counter-increment: trouble;
  content: counter(trouble, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-green);
  letter-spacing: 0.04em;
}

.page-products .products-fauline {
  margin-top: var(--pp-gap);
  padding: 20px 22px;
  background: var(--c-green-mist);
  border-left: 3px solid var(--c-green);
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-products .products-fauline a {
  color: var(--c-orange-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(194, 68, 15, 0.4);
}

.page-products .products-fauline a:hover {
  border-bottom-color: var(--c-orange-deep);
}

/* ---------- 底部 CTA ---------- */
.page-products .products-cta {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 8px 0 56px;
  padding: 28px 22px;
  background: var(--c-green-deep);
  color: var(--c-paper);
  border: 1px solid rgba(30, 122, 107, 0.32);
}

.page-products .products-cta .eyebrow {
  color: var(--c-orange-mist);
  margin: 0 0 8px;
}

.page-products .products-cta__title {
  margin: 0 0 10px;
  font-size: 22px;
  line-height: 1.4;
  color: #fff;
}

.page-products .products-cta__desc {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(247, 250, 249, 0.82);
}

.page-products .products-cta__actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-products .products-cta .btn--ghost {
  color: var(--c-paper);
  border-color: rgba(247, 250, 249, 0.5);
}

.page-products .products-cta .btn--ghost:hover {
  border-color: var(--c-orange);
  color: #fff;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .products-cta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 32px 36px;
  }

  .page-products .products-cta__actions {
    flex: 0 0 240px;
  }

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

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

  .page-products .compare__col--old {
    border-bottom: 0;
    border-right: 1px solid rgba(38, 51, 59, 0.14);
  }
}

@media (min-width: 901px) {
  .page-products .products-shell {
    display: grid;
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .index-rail {
    position: sticky;
    top: 96px;
    align-self: start;
  }

  .page-products .index-rail__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
    border-left: 1px solid rgba(30, 122, 107, 0.32);
  }

  .page-products .index-rail__item {
    margin: 0;
  }

  .page-products .index-rail__link {
    display: block;
    padding: 8px 10px;
    font-size: 13px;
    line-height: 1.5;
    color: var(--c-ink-mid);
    text-decoration: none;
    border-left: 2px solid transparent;
    margin-left: -1px;
    transition: color 150ms var(--ease-out), border-color 150ms var(--ease-out), background 150ms var(--ease-out);
  }

  .page-products .index-rail__link:hover,
  .page-products .index-rail__link:focus-visible {
    color: var(--c-green-deep);
    background: var(--c-green-mist);
    border-left-color: var(--c-green);
    outline: none;
  }

  .page-products .index-rail__link.is-active {
    color: var(--c-orange-deep);
    border-left-color: var(--c-orange);
    background: var(--c-orange-mist);
    font-weight: 700;
  }

  .page-products .products-figrow {
    flex-direction: row;
    align-items: stretch;
  }

  .page-products .products-figrow > .media {
    flex: 1 1 56%;
    margin: 0;
  }

  .page-products .products-figrow > .panel {
    flex: 1 1 44%;
  }

  .page-products .steps__item {
    grid-template-columns: 72px 1fr;
    padding: 20px 24px 22px;
  }

  .page-products .steps__no {
    font-size: 36px;
  }

  .page-products .section {
    padding: 56px 0;
  }
}

@media (max-width: 900px) {
  .page-products .index-rail {
    position: sticky;
    top: 64px;
    z-index: 5;
    background: var(--c-paper);
    border-bottom: 1px solid rgba(30, 122, 107, 0.32);
    margin-bottom: 8px;
    padding: 8px 0;
  }

  .page-products .index-rail__title {
    display: none;
  }

  .page-products .index-rail__list {
    list-style: none;
    margin: 0;
    padding: 0 2px 4px;
    display: flex;
    gap: 8px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
  }

  .page-products .index-rail__item {
    flex: 0 0 auto;
  }

  .page-products .index-rail__link {
    display: block;
    padding: 9px 12px;
    min-height: 44px;
    font-size: 13px;
    line-height: 1.6;
    white-space: nowrap;
    color: var(--c-ink-mid);
    text-decoration: none;
    border: 1px solid rgba(30, 122, 107, 0.32);
    background: var(--c-paper);
  }

  .page-products .index-rail__link.is-active {
    color: var(--c-orange-deep);
    border-color: var(--c-orange);
    background: var(--c-orange-mist);
    font-weight: 700;
  }
}

@media (max-width: 639px) {
  .page-products .products-head {
    padding: 28px 0 24px;
  }

  .page-products .products-head .page-head__title {
    max-width: none;
  }

  .page-products .products-head__actions .btn {
    width: 100%;
    justify-content: space-between;
  }

  .page-products .compare__row {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .page-products .compare__key {
    border-left-width: 3px;
  }

  .page-products .steps__item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .page-products .steps__hint {
    display: block;
  }

  .page-products .trouble-list__item {
    grid-template-columns: 24px 1fr;
  }

  .page-products .media--band .media__frame {
    aspect-ratio: 3 / 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .steps__item,
  .page-products .index-rail__link {
    transition: none;
  }

  .page-products .steps__item:hover,
  .page-products .steps__item:focus-visible {
    transform: none;
  }
}
<<<END>>>