.page-products {
  --pp-flow-gap: clamp(48px, 7vw, 96px);
  --pp-card-gap: 18px;
  background: var(--wool);
  color: var(--walnut);
}

/* ---------- 面包屑 ---------- */
.page-products .crumbs {
  margin: 22px 0 0;
}
.page-products .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--stone);
}
.page-products .crumbs li {
  display: inline-flex;
  align-items: center;
}
.page-products .crumbs li + li::before {
  content: "/";
  margin: 0 9px;
  color: var(--stone);
  opacity: 0.5;
}
.page-products .crumbs a {
  color: var(--peacock);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms var(--ease);
}
.page-products .crumbs a:hover {
  border-bottom-color: currentColor;
}

/* ---------- 首屏 ---------- */
.page-products .prod-intro {
  padding: clamp(26px, 4vw, 46px) 0 clamp(22px, 3vw, 36px);
}
.page-products .prod-intro__grid {
  display: grid;
  gap: 30px;
  align-items: end;
}
.page-products .prod-intro .eyebrow {
  margin: 0 0 14px;
}
.page-products .prod-intro h1 {
  margin: 0 0 18px;
  max-width: 22ch;
  letter-spacing: -0.01em;
}
.page-products .prod-intro__lede {
  margin: 0;
  max-width: 56ch;
  color: var(--walnut);
}
.page-products .prod-intro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .prod-intro__aside {
  border-left: 2px solid var(--copper);
  padding: 6px 0 6px 18px;
}
.page-products .prod-intro__aside .annotation {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--copper);
}
.page-products .prod-intro__tip {
  margin: 10px 0 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--walnut);
}
.page-products .prod-intro__link {
  font-size: 14px;
  color: var(--peacock);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
  transition: border-color 180ms var(--ease);
}
.page-products .prod-intro__link:hover {
  border-bottom-color: var(--peacock);
}

/* ---------- 首图 ---------- */
.page-products .prod-hero {
  margin: 0;
}
.page-products .prod-hero__frame {
  aspect-ratio: 2 / 1;
}
.page-products .prod-hero__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 通用区块标题 ---------- */
.page-products .prod-section-head {
  max-width: 740px;
  margin-bottom: clamp(26px, 3.4vw, 44px);
}
.page-products .prod-section-head .eyebrow {
  margin: 0 0 12px;
}
.page-products .prod-section-head h2 {
  margin: 0 0 14px;
  max-width: 24ch;
}
.page-products .prod-section-lede {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.78;
  color: var(--stone);
  max-width: 60ch;
}

/* ---------- 品类卡片墙 ---------- */
.page-products .prod-catalog {
  padding: var(--pp-flow-gap) 0 0;
}
.page-products .prod-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(228px, 1fr));
  gap: var(--pp-card-gap);
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-products .prod-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 22px 20px 18px;
  background: var(--wool-2);
  border: 1px solid var(--terracotta);
  border-radius: var(--radius);
  transition: border-color 200ms var(--ease), transform 220ms var(--ease);
}
.page-products .prod-card:hover {
  border-color: var(--copper);
  transform: translateY(-3px);
}
.page-products .prod-card__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--terracotta);
  margin-bottom: 12px;
}
.page-products .prod-card__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--walnut);
}
.page-products .prod-card__scene {
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--walnut);
}
.page-products .prod-card__meta {
  margin: auto 0 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.6;
}
.page-products .prod-card__meta dt {
  color: var(--stone);
  letter-spacing: 0.06em;
}
.page-products .prod-card__meta dd {
  margin: 3px 0 0;
  color: var(--walnut);
}
.page-products .prod-card__link {
  align-self: flex-start;
  font-size: 13.5px;
  color: var(--peacock);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
  transition: border-color 180ms var(--ease);
}
.page-products .prod-card__link:hover {
  border-bottom-color: var(--peacock);
}

.page-products .prod-card--media {
  padding: 0;
  overflow: hidden;
  border-color: var(--line-soft);
  aspect-ratio: 4 / 5;
}
.page-products .prod-card--square {
  aspect-ratio: 1 / 1;
}
.page-products .prod-card--media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.page-products .prod-card--media:hover {
  transform: none;
  border-color: var(--copper);
}

/* ---------- 苔绿数据带 ---------- */
.page-products .prod-band-wrap {
  margin-top: var(--pp-flow-gap);
}
.page-products .prod-band {
  background: var(--moss);
  border-top: 1px solid rgba(30, 20, 16, 0.12);
  border-bottom: 1px solid rgba(30, 20, 16, 0.12);
  color: var(--wool);
  padding: clamp(30px, 4.4vw, 48px) 0;
}
.page-products .prod-band__track {
  display: flex;
  align-items: flex-end;
  gap: clamp(30px, 5vw, 76px);
  overflow-x: auto;
  padding: 0 var(--gutter);
  margin: 0 auto;
  max-width: var(--shell);
  scrollbar-width: thin;
}
.page-products .prod-band__item {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.page-products .prod-band__num {
  font-size: clamp(30px, 3.6vw, 44px);
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--copper-soft);
}
.page-products .prod-band__label {
  font-size: 13.5px;
  letter-spacing: 0.08em;
  color: rgba(246, 241, 231, 0.86);
}

/* ---------- 方案对比板 ---------- */
.page-products .prod-plans {
  padding: var(--pp-flow-gap) 0 0;
}
.page-products .prod-plans__list {
  border-top: 1px solid var(--line);
}
.page-products .prod-plan {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px 26px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line-soft);
}
.page-products .prod-plan__name {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.page-products .prod-plan__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--terracotta);
}
.page-products .prod-plan__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--walnut);
}
.page-products .prod-plan__col {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.page-products .prod-plan__key {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--stone);
}
.page-products .prod-plan__val {
  font-size: 16px;
  line-height: 1.65;
  color: var(--walnut);
}
.page-products .prod-plan__val.num {
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}
.page-products .prod-plan__val .u {
  font-family: var(--font-body);
  font-style: normal;
  font-size: 12px;
  color: var(--stone);
  margin-left: 3px;
}
.page-products .prod-plan__val--text {
  font-size: 14.5px;
}
.page-products .prod-plan__figure {
  grid-column: 1 / -1;
  margin: 8px 0 0;
}
.page-products .prod-plan__frame {
  aspect-ratio: 16 / 9;
}
.page-products .prod-plan__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 落地四步 ---------- */
.page-products .prod-flow {
  padding: var(--pp-flow-gap) 0 0;
}
.page-products .prod-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-products .prod-steps .acc__item {
  position: relative;
  border-bottom: 1px solid var(--line-soft);
}
.page-products .prod-steps .acc__item::after {
  content: "";
  position: absolute;
  left: 17px;
  top: 56px;
  bottom: -1px;
  width: 1px;
  background: var(--line);
}
.page-products .prod-steps .acc__item:last-child::after {
  display: none;
}
.page-products .prod-steps .acc__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 0;
  background: none;
  border: 0;
  text-align: left;
  font: inherit;
  color: var(--walnut);
  cursor: pointer;
}
.page-products .prod-step__dot {
  position: relative;
  z-index: 1;
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--copper-soft);
  color: var(--walnut);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
}
.page-products .prod-step__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
}
.page-products .prod-steps .acc__icon {
  position: relative;
  flex: 0 0 auto;
  margin-left: auto;
  width: 16px;
  height: 16px;
}
.page-products .prod-steps .acc__icon::before,
.page-products .prod-steps .acc__icon::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  background: var(--stone);
}
.page-products .prod-steps .acc__icon::before {
  width: 14px;
  height: 1.5px;
}
.page-products .prod-steps .acc__icon::after {
  width: 1.5px;
  height: 14px;
  transition: transform 220ms var(--ease);
}
.page-products .prod-steps .acc__trigger[aria-expanded="true"] .acc__icon::after {
  transform: scaleY(0);
}
.page-products .prod-steps .acc__panel {
  padding: 0 0 24px 50px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--stone);
  max-width: 66ch;
}
.page-products .prod-steps .acc__panel p {
  margin: 0;
}

/* ---------- 家庭阶段 ---------- */
.page-products .prod-stages {
  padding: var(--pp-flow-gap) 0 0;
}
.page-products .prod-stages__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.page-products .prod-stage {
  display: flex;
  flex-direction: column;
  padding: 22px 20px 24px;
  background: var(--wool-2);
  border-top: 3px solid var(--copper);
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: var(--shadow-s);
}
.page-products .prod-stage:nth-child(2) {
  border-top-color: var(--moss);
}
.page-products .prod-stage:nth-child(3) {
  border-top-color: var(--pomegranate);
}
.page-products .prod-stage:nth-child(4) {
  border-top-color: var(--peacock);
}
.page-products .prod-stage__tag {
  align-self: flex-start;
  margin-bottom: 14px;
}
.page-products .prod-stage__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--walnut);
}
.page-products .prod-stage__body {
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--stone);
}
.page-products .prod-stage__link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 13.5px;
  color: var(--peacock);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
  transition: border-color 180ms var(--ease);
}
.page-products .prod-stage__link:hover {
  border-bottom-color: var(--peacock);
}

/* ---------- 配件与耗材 ---------- */
.page-products .prod-parts {
  padding: var(--pp-flow-gap) 0 0;
}
.page-products .prod-parts__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}
.page-products .prod-parts__intro .eyebrow {
  margin: 0 0 12px;
}
.page-products .prod-parts__intro h2 {
  margin: 0 0 16px;
  max-width: 20ch;
}
.page-products .prod-parts__intro .prose {
  font-size: 16px;
  line-height: 1.8;
  color: var(--walnut);
}
.page-products .prod-parts__note {
  margin: 18px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--copper-soft);
  font-size: 14px;
  line-height: 1.75;
  color: var(--stone);
}

.page-products .prod-consumables {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.page-products .prod-consumable {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 8px 18px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-soft);
}
.page-products .prod-consumable__name {
  font-size: 15px;
  color: var(--walnut);
}
.page-products .prod-consumable__name::after {
  content: "";
  display: block;
  height: 1px;
  margin-top: 9px;
  background-image: linear-gradient(to right, var(--line) 0, var(--line) 4px, transparent 4px, transparent 8px);
  background-size: 8px 1px;
  background-repeat: repeat-x;
}
.page-products .prod-consumable__val {
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  color: var(--copper);
  white-space: nowrap;
}
.page-products .prod-consumable__val .u {
  font-family: var(--font-body);
  font-style: normal;
  font-size: 12px;
  color: var(--stone);
  margin-left: 2px;
}

/* ---------- 结尾联络 ---------- */
.page-products .prod-cta {
  padding: var(--pp-flow-gap) 0 clamp(56px, 8vw, 96px);
}
.page-products .prod-cta__inner {
  display: grid;
  gap: 26px;
  padding: clamp(28px, 4vw, 46px);
  background: var(--walnut);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-m);
}
.page-products .prod-cta__inner h2 {
  margin: 0 0 12px;
  color: var(--wool);
}
.page-products .prod-cta__inner p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(246, 241, 231, 0.82);
  max-width: 48ch;
}
.page-products .prod-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-products .prod-cta__actions .btn--ghost {
  color: var(--wool);
  border-color: rgba(246, 241, 231, 0.42);
}
.page-products .prod-cta__actions .btn--ghost:hover {
  border-color: var(--copper-soft);
  color: var(--copper-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .prod-stages__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 920px) {
  .page-products .prod-intro__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 64px;
  }
  .page-products .prod-parts__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 64px;
  }
  .page-products .prod-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 52px;
  }
}

@media (min-width: 860px) {
  .page-products .prod-plan {
    grid-template-columns: minmax(190px, 1.1fr) 132px minmax(210px, 1.5fr) 112px;
    align-items: start;
    padding: 30px 0;
  }
  .page-products .prod-plan__figure {
    margin-top: 12px;
  }
}

@media (min-width: 1080px) {
  .page-products .prod-stages__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
    align-items: start;
  }
  .page-products .prod-stage:nth-child(even) {
    transform: translateY(24px);
  }
}

@media (max-width: 859px) {
  .page-products .prod-plan__col {
    border-left: 2px solid var(--line-soft);
    padding-left: 14px;
  }
  .page-products .prod-plan__name {
    margin-bottom: 4px;
  }
}

@media (max-width: 520px) {
  .page-products .prod-cards {
    grid-template-columns: 1fr;
  }
  .page-products .prod-card--media {
    aspect-ratio: 16 / 10;
  }
  .page-products .prod-steps .acc__panel {
    padding-left: 0;
  }
  .page-products .prod-steps .acc__item::after {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .prod-card,
  .page-products .prod-stage,
  .page-products .prod-steps .acc__icon::after {
    transition: none;
  }
  .page-products .prod-card:hover {
    transform: none;
  }
}