.page-products {
  --pp-shadow-soft: 6px 6px 0 rgba(138, 167, 156, .26);
  --pp-shadow-warm: 8px 8px 0 rgba(226, 112, 58, .2);
  --pp-grid-line: 1px solid rgba(138, 167, 156, .45);
  display: block;
  background: var(--c-cream);
  color: var(--c-ink);
  padding-bottom: 64px;
}

.page-products *,
.page-products *::before,
.page-products *::after {
  box-sizing: border-box;
}

/* ---------- 面包屑 ---------- */
.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 18px 0 2px;
  font-size: 13px;
  letter-spacing: .04em;
}

.page-products .breadcrumb__item {
  color: var(--c-muted);
  text-decoration: none;
}

.page-products .breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  margin-right: 6px;
  color: var(--c-silver);
}

.page-products .breadcrumb__item[aria-current="page"] {
  color: var(--c-ink);
  font-weight: 700;
}

/* ---------- 首屏 ---------- */
.page-products .pp-hero {
  padding: 14px 0 36px;
}

.page-products .pp-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-products .pp-hero__title {
  margin: 10px 0 18px;
  font-size: clamp(40px, 8.2vw, 74px);
  line-height: 1.02;
  font-weight: 900;
  letter-spacing: -.028em;
}

.page-products .pp-hero__title::after {
  content: "";
  display: block;
  width: 76px;
  height: 5px;
  margin-top: 20px;
  border-radius: 3px;
  background: var(--c-orange);
}

.page-products .pp-hero__lede {
  max-width: 34em;
  margin: 0;
  font-size: clamp(16px, 2.3vw, 18px);
  line-height: 1.85;
  color: var(--c-muted);
}

.page-products .pp-hero__actions {
  margin-top: 26px;
}

.page-products .pp-hero__visual {
  margin: 0;
}

.page-products .pp-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-m);
  border: 1px solid var(--c-silver);
  box-shadow: 10px 10px 0 rgba(138, 167, 156, .3);
}

/* ---------- 横向主题带 ---------- */
.page-products .pp-band {
  padding: 26px 0 30px;
  background: var(--c-paper);
  border-top: var(--line);
  border-bottom: var(--line);
}

.page-products .pp-band__track {
  display: flex;
  gap: 16px;
  margin: 0;
  padding: 6px var(--gutter) 16px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-products .pp-band__card {
  flex: 0 0 auto;
  scroll-snap-align: start;
  padding: 18px 20px 20px;
  border-radius: var(--radius-m);
  border: 1px solid var(--c-silver);
  background: var(--c-cream);
  box-shadow: var(--pp-shadow-soft);
}

.page-products .pp-band__card--a {
  width: min(78vw, 272px);
}

.page-products .pp-band__card--b {
  width: min(78vw, 322px);
  border-top: 4px solid var(--c-orange);
  box-shadow: var(--pp-shadow-warm);
}

.page-products .pp-band__card--c {
  width: min(78vw, 250px);
  background: var(--c-deep);
  border-color: var(--c-deep);
  box-shadow: 6px 6px 0 rgba(34, 63, 77, .26);
}

.page-products .pp-band__kicker {
  display: block;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-muted);
}

.page-products .pp-band__title {
  margin: 10px 0 8px;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.2;
}

.page-products .pp-band__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-products .pp-band__card--c .pp-band__title {
  color: var(--c-cream);
}

.page-products .pp-band__card--c .pp-band__kicker {
  color: rgba(245, 239, 227, .7);
}

.page-products .pp-band__card--c .pp-band__desc {
  color: rgba(245, 239, 227, .84);
}

/* ---------- 通用章节 ---------- */
.page-products .pp-section {
  padding: 44px 0 8px;
}

.page-products .section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: baseline;
  column-gap: 14px;
  row-gap: 8px;
  padding-bottom: 14px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--c-silver);
}

.page-products .section-head__num {
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--c-orange);
}

.page-products .section-head__title {
  margin: 0;
  font-size: clamp(24px, 3.6vw, 34px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -.018em;
}

.page-products .section-head__note {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 14px;
  color: var(--c-muted);
}

/* ---------- 系列配图 ---------- */
.page-products .pp-series-fig {
  margin: 0 0 30px;
}

.page-products .pp-series-fig img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-m);
  border: 1px solid var(--c-silver);
}

.page-products .pp-series-fig figcaption {
  margin-top: 12px;
  padding-left: 12px;
  border-left: 2px solid var(--c-orange);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--c-muted);
}

/* ---------- 筛选 ---------- */
.page-products .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.page-products .filter-bar__label {
  margin-right: 4px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-muted);
}

.page-products .filter-bar__count {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-muted);
}

.page-products .filter-bar__count:empty {
  display: none;
}

.page-products .filter-btn {
  appearance: none;
  padding: 7px 15px;
  border-radius: 999px;
  border: 1px solid var(--c-silver);
  background: var(--c-paper);
  color: var(--c-ink);
  font-family: var(--font-ui);
  font-size: 13.5px;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, transform .16s ease, box-shadow .16s ease;
}

.page-products .filter-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 rgba(138, 167, 156, .45);
}

.page-products .filter-btn.is-active,
.page-products .filter-btn[aria-pressed="true"] {
  background: var(--c-orange);
  border-color: var(--c-orange);
  color: #fff;
}

/* ---------- 型号表 ---------- */
.page-products .pp-table-wrap {
  border: 1px solid var(--c-silver);
  border-radius: var(--radius-m);
  background: var(--c-paper);
  overflow: hidden;
}

.page-products .pp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-products .pp-table th,
.page-products .pp-table td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: var(--pp-grid-line);
}

.page-products .pp-table thead th {
  background: var(--c-cream);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--c-muted);
}

.page-products .pp-table tbody tr:last-child th,
.page-products .pp-table tbody tr:last-child td {
  border-bottom: none;
}

.page-products .pp-table tbody tr:hover {
  background: rgba(138, 167, 156, .13);
}

.page-products .pp-row__series {
  font-weight: 700;
  color: var(--c-terracotta-deep);
  white-space: nowrap;
}

.page-products .pp-table .mono {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .02em;
}

@media (max-width: 719px) {
  .page-products .pp-table thead {
    display: none;
  }

  .page-products .pp-table,
  .page-products .pp-table tbody,
  .page-products .pp-table tr,
  .page-products .pp-table th,
  .page-products .pp-table td {
    display: block;
    width: 100%;
  }

  .page-products .pp-table tr {
    padding: 14px 16px;
    border-bottom: var(--pp-grid-line);
  }

  .page-products .pp-table tbody tr:last-child {
    border-bottom: none;
  }

  .page-products .pp-table td {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 5px 0;
    border: none;
  }

  .page-products .pp-table td::before {
    content: attr(data-label);
    flex: 0 0 auto;
    font-size: 12px;
    letter-spacing: .1em;
    color: var(--c-muted);
  }

  .page-products .pp-row__series {
    padding: 0 0 8px;
    border: none;
    font-size: 16px;
  }
}

/* ---------- 终端场景 ---------- */
.page-products .pp-scenes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  padding: 0 var(--gutter);
  max-width: calc(var(--shell) + var(--gutter) * 2);
  margin: 0 auto;
}

.page-products .pp-scene {
  height: 100%;
  padding: 16px 18px 22px;
  border-radius: var(--radius-m);
  border: 1px solid var(--c-silver);
  background: var(--c-paper);
  box-shadow: var(--pp-shadow-soft);
}

.page-products .pp-scene img {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: 16px;
  border-radius: calc(var(--radius-m) - 4px);
  object-fit: cover;
}

.page-products .pp-scene__title {
  margin: 0 0 10px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -.012em;
}

.page-products .pp-scene__list {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-products .pp-scene__list li {
  position: relative;
  padding-left: 15px;
  margin-bottom: 8px;
}

.page-products .pp-scene__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .82em;
  width: 7px;
  height: 1px;
  background: var(--c-terracotta);
}

.page-products .pp-scene--shop {
  border-top: 4px solid var(--c-orange);
}

/* ---------- 订阅收藏 ---------- */
.page-products .pp-sub {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-products .pp-sub__body {
  margin: 0;
}

.page-products .pp-sub__body p {
  margin: 0 0 16px;
}

.page-products .pp-sub__more a {
  color: var(--c-terracotta-deep);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-products .pp-sub__panel {
  padding: 22px 20px;
  border-radius: var(--radius-m);
  border: 1px solid var(--c-silver);
  background: var(--c-paper);
  box-shadow: var(--pp-shadow-warm);
}

.page-products .pp-groups {
  margin: 14px 0 14px;
  padding: 0;
  list-style: none;
}

.page-products .pp-groups__item {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  padding: 11px 14px;
  border-radius: 10px;
  border: 1px solid var(--c-silver);
  background: var(--c-cream);
  font-size: 14.5px;
}

.page-products .pp-groups__item:last-child {
  margin-bottom: 0;
}

.page-products .pp-groups__item::before {
  content: "";
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--c-mist), var(--c-deep));
}

.page-products .pp-groups__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

/* ---------- 两版切换 ---------- */
.page-products .pp-switch {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-products .pp-switch__compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .pp-switch__col {
  padding: 20px 20px 22px;
  border-radius: var(--radius-m);
  border: 1px solid var(--c-silver);
  background: var(--c-paper);
}

.page-products .pp-switch__col--std {
  border-left: 5px solid var(--c-deep);
}

.page-products .pp-switch__col--lite {
  border-left: 5px solid var(--c-amber);
}

.page-products .pp-switch__name {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-products .pp-switch__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-muted);
}

.page-products .pp-switch__fig {
  margin: 0;
}

.page-products .pp-switch__fig img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-m);
  border: 1px solid var(--c-silver);
}

.page-products .pp-switch__fig figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-muted);
}

.page-products .pp-switch__foot {
  margin: 26px 0 0;
  padding: 16px 18px;
  border-radius: var(--radius-s);
  border: 1px dashed var(--c-mist);
  background: rgba(138, 167, 156, .12);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-products .pp-switch__foot a {
  color: var(--c-terracotta-deep);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- 选型三步 ---------- */
.page-products .pp-section--select {
  padding-bottom: 8px;
}

.page-products .pp-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-step {
  position: relative;
  padding: 22px 20px 24px;
  border-radius: var(--radius-m);
  border: 1px solid var(--c-silver);
  background: var(--c-paper);
}

.page-products .pp-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 14px;
  border-radius: 13px;
  background: var(--c-orange);
  color: #fff;
  font-size: 14px;
  letter-spacing: .06em;
}

.page-products .pp-step__title {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -.012em;
}

.page-products .pp-step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-muted);
}

/* ---------- 收束 CTA ---------- */
.page-products .pp-cta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 32px;
  padding: 24px 22px;
  border-radius: var(--radius-m);
  border: 1px solid var(--c-deep);
  background: var(--c-deep);
}

.page-products .pp-cta__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 239, 227, .9);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-products .section-head {
    grid-template-columns: auto 1fr auto;
  }

  .page-products .section-head__note {
    grid-column: auto;
    text-align: right;
  }

  .page-products .pp-switch__compare {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .pp-steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
  }

  .page-products .pp-step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 43px;
    right: -26px;
    width: 26px;
    height: 1px;
    background: var(--c-silver);
  }

  .page-products .pp-cta {
    grid-template-columns: 1.1fr auto;
    align-items: center;
    gap: 24px;
    padding: 26px 28px;
  }
}

@media (min-width: 860px) {
  .page-products .pp-hero {
    padding: 22px 0 48px;
  }

  .page-products .pp-hero__grid {
    grid-template-columns: 1.04fr .96fr;
    align-items: center;
    gap: 44px;
  }

  .page-products .pp-sub {
    grid-template-columns: 1.15fr .85fr;
    align-items: start;
    gap: 32px;
  }

  .page-products .pp-switch {
    grid-template-columns: 1.12fr .88fr;
    align-items: start;
    gap: 30px;
  }
}

@media (min-width: 900px) {
  .page-products .pp-scenes {
    grid-template-columns: .82fr 1.08fr 1fr;
    align-items: stretch;
    max-width: none;
    margin: 0;
    padding-left: max(var(--gutter), calc((100% - var(--shell)) / 2));
    padding-right: 0;
  }

  .page-products .pp-scene:nth-child(2) {
    margin-top: 24px;
  }

  .page-products .pp-scene:last-child {
    border-radius: var(--radius-m) 0 0 var(--radius-m);
    border-right: none;
    padding-right: max(var(--gutter), 4vw);
  }
}

@media (min-width: 1100px) {
  .page-products .pp-band__track {
    padding-left: max(var(--gutter), calc((100% - var(--shell)) / 2));
    padding-right: max(var(--gutter), calc((100% - var(--shell)) / 2));
  }
}