.page-products {
  --pp-pad: clamp(40px, 6.5vw, 76px);
  --pp-card-bd: 1.5px solid var(--ink);
  --pp-soft: rgba(17, 22, 28, .82);
}

.page-products img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-products .breadcrumb {
  padding: 22px 0 4px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--stone);
}

.page-products .breadcrumb a {
  color: var(--cyan-deep);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--ease);
}

.page-products .breadcrumb a:hover,
.page-products .breadcrumb a:focus-visible {
  border-bottom-color: var(--cyan-deep);
}

.page-products .breadcrumb__sep {
  margin: 0 8px;
  color: var(--stone);
}

/* ---------- 首屏 ---------- */
.page-products .biz-head {
  display: grid;
  gap: 26px;
  padding: 16px 0 44px;
}

.page-products .biz-head__kicker {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--cyan-deep);
}

.page-products .biz-head h1 {
  margin: 0 0 18px;
  max-width: 17em;
}

.page-products .biz-head .lede {
  margin: 0 0 26px;
  max-width: 40em;
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--pp-soft);
}

.page-products .quick-list {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .quick-list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink);
}

.page-products .quick-list b {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--signal);
}

.page-products .biz-head__panel {
  padding: 24px 22px 8px;
  background: var(--sand);
  border: var(--pp-card-bd);
}

.page-products .panel__t {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .panel__d {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--pp-soft);
}

.page-products .panel__links {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px dashed var(--stone);
}

.page-products .panel__links a {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px dashed var(--stone);
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
  transition: color var(--ease);
}

.page-products .panel__links a:hover,
.page-products .panel__links a:focus-visible {
  color: var(--signal);
}

.page-products .panel__links span {
  flex: 0 0 auto;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--stone);
}

/* ---------- 通用章节 ---------- */
.page-products .biz-sec {
  padding-top: var(--pp-pad);
  padding-bottom: var(--pp-pad);
}

.page-products .chapter {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  margin-bottom: 28px;
}

.page-products .chapter__num {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 44px;
  line-height: .88;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-products .chapter__k {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-products .chapter__t {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-size: clamp(22px, 3.4vw, 31px);
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-products .chapter__d {
  margin: 0;
  max-width: 46em;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--pp-soft);
}

.page-products .biz-lead-media {
  margin: 0 0 24px;
}

.page-products .media-frame {
  border: var(--pp-card-bd);
  background: var(--paper);
}

.page-products .media-frame img {
  width: 100%;
  object-fit: cover;
}

.page-products .media-frame__cap {
  padding: 10px 14px;
  border-top: 1px dashed var(--stone);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--stone);
}

/* ---------- 六分区卡片 ---------- */
.page-products .zone-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-products .zone-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 20px;
  background: var(--paper);
  border: var(--pp-card-bd);
}

.page-products .zone-card--cyan {
  background: linear-gradient(180deg, rgba(95, 168, 188, .18), rgba(95, 168, 188, .04)), var(--paper);
  border-color: var(--cyan-deep);
}

.page-products .zone-card--sand {
  background: var(--sand);
}

.page-products .zone-card--gold {
  border-color: var(--gold);
}

.page-products .zone-card--night {
  background: var(--night);
  border-color: var(--night);
  color: var(--paper);
}

.page-products .zone-card__numb {
  margin: 0;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--cyan-deep);
}

.page-products .zone-card--night .zone-card__numb {
  color: var(--cyan);
}

.page-products .zone-card__t {
  margin: 0;
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: inherit;
}

.page-products .zone-card__d {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pp-soft);
}

.page-products .zone-card--night .zone-card__d {
  color: rgba(247, 245, 240, .8);
}

.page-products .zone-card__media {
  margin: 2px 0 0;
}

.page-products .zone-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: auto 0 0;
  padding: 6px 0 0;
  list-style: none;
  transition: opacity var(--ease);
}

/* ---------- 三条检索入口 ---------- */
.page-products .path-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-products .path-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px 22px;
  background: var(--paper);
  border: var(--pp-card-bd);
}

.page-products .path-card:nth-child(2) {
  background: var(--sand);
  border-color: var(--cyan-deep);
}

.page-products .path-card__k {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-products .path-card__t {
  margin: 0;
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .path-card__d {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pp-soft);
}

.page-products .path-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin: auto 0 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 1px dashed var(--stone);
}

.page-products .path-steps li {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--ink);
}

.page-products .path-steps__n {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--paper);
  background: var(--signal);
}

.page-products .path-note {
  margin: 26px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pp-soft);
}

.page-products .path-note a,
.page-products .scale-note a {
  color: var(--cyan-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan);
}

.page-products .path-note a:hover,
.page-products .scale-note a:hover {
  border-bottom-color: var(--signal);
  color: var(--signal);
}

/* ---------- 筛选条件 ---------- */
.page-products .filter-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: 24px 20px;
  background: var(--paper);
  border: var(--pp-card-bd);
}

.page-products .filter-panel__k {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan-deep);
}

.page-products .filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-products .filter-hint {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pp-soft);
}

.page-products .filter-panel__media {
  margin: 0;
}

.page-products .combo-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 20px;
}

.page-products .combo {
  padding: 22px 20px;
  background: var(--paper);
  border-left: 4px solid var(--signal);
  border-top: var(--pp-card-bd);
  border-right: var(--pp-card-bd);
  border-bottom: var(--pp-card-bd);
}

.page-products .combo__k {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-products .combo__t {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .combo__d {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pp-soft);
}

/* ---------- 五个信息块 ---------- */
.page-products .block-axis {
  position: relative;
  padding-left: 52px;
}

.page-products .block-axis__svg {
  position: absolute;
  left: 14px;
  top: 10px;
  width: 12px;
  height: calc(100% - 48px);
}

.page-products .block-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .block-item {
  border-bottom: 1px dashed var(--stone);
}

.page-products .block-item:first-child {
  border-top: var(--pp-card-bd);
}

.page-products .block-item summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 16px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-products .block-item summary::after {
  content: "+";
  justify-self: end;
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--signal);
}

.page-products .block-details[open] > summary::after {
  content: "−";
}

.page-products .block-item__n {
  font-family: var(--mono);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ink);
}

.page-products .block-item__t {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .block-item__h {
  display: none;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--stone);
}

.page-products .block-details__body {
  padding: 0 0 18px;
}

.page-products .block-details__body p {
  margin: 0;
  max-width: 46em;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--pp-soft);
}

/* ---------- 主客场分栏 ---------- */
.page-products .split-board {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: var(--pp-card-bd);
}

.page-products .split-side {
  padding: 24px 20px;
}

.page-products .split-side--home {
  background: var(--sand);
  border-bottom: 2px dashed var(--ink);
}

.page-products .split-side--away {
  background: var(--night);
  color: var(--paper);
}

.page-products .split-side__k {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan-deep);
}

.page-products .split-side--away .split-side__k {
  color: var(--cyan);
}

.page-products .split-side__t {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 700;
  color: inherit;
}

.page-products .split-side__d {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pp-soft);
}

.page-products .split-side--away .split-side__d {
  color: rgba(247, 245, 240, .82);
}

.page-products .split-media {
  margin: 22px 0 0;
}

/* ---------- 数据条 ---------- */
.page-products .stat-strip {
  display: grid;
  grid-template-columns: 1fr;
  border: var(--pp-card-bd);
  background: var(--paper);
}

.page-products .stat-cell {
  padding: 20px 18px;
  border-bottom: 1px dashed var(--stone);
}

.page-products .stat-cell:last-child {
  border-bottom: 0;
}

.page-products .stat-num {
  margin: 0 0 8px;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 38px;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-products .stat-k {
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.page-products .stat-d {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--stone);
}

.page-products .scale-note {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--pp-soft);
}

/* ---------- 版本 ---------- */
.page-products .ver-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-products .ver-chip {
  padding: 20px 18px;
  background: var(--paper);
  border: var(--pp-card-bd);
}

.page-products .ver-chip:nth-child(1) {
  border-color: var(--gold);
  border-style: dashed;
}

.page-products .ver-chip__k {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--stone);
}

.page-products .ver-chip__n {
  margin: 0;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 34px;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-products .ver-more {
  margin-top: 18px;
  border: var(--pp-card-bd);
  background: var(--paper);
}

.page-products .ver-more > summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .ver-more__t {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .ver-more__h {
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--signal);
}

.page-products .ver-more__body {
  padding: 0 20px 20px;
  border-top: 1px dashed var(--stone);
}

.page-products .ver-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .ver-list li {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--pp-soft);
}

.page-products .ver-list b {
  display: inline-block;
  margin-right: 8px;
  font-weight: 700;
  color: var(--ink);
}

/* ---------- 结尾行动 ---------- */
.page-products .biz-cta {
  padding: 42px 0 64px;
}

.page-products .biz-cta__k {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-products .biz-cta__t {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 700;
  color: var(--ink);
}

.page-products .biz-cta__d {
  margin: 0 0 24px;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--pp-soft);
}

.page-products .biz-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

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

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

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

  .page-products .stat-cell {
    border-right: 1px dashed var(--stone);
  }

  .page-products .stat-cell:nth-child(2n) {
    border-right: 0;
  }

  .page-products .ver-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .split-board {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .split-side--home {
    border-bottom: 0;
    border-right: 2px dashed var(--ink);
  }

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

@media (min-width: 900px) {
  .page-products .path-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .filter-panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: 30px;
    padding: 30px 28px;
  }

  .page-products .stat-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-products .stat-cell:nth-child(2n) {
    border-right: 1px dashed var(--stone);
  }

  .page-products .stat-cell:nth-child(3n) {
    border-right: 0;
  }

  .page-products .stat-cell:nth-child(n + 4) {
    border-bottom: 0;
  }
}

@media (min-width: 1024px) {
  .page-products .biz-head {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: start;
    gap: 44px;
    padding: 34px 0 62px;
  }

  .page-products .chapter {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 28px;
    margin-bottom: 34px;
  }

  .page-products .chapter__num {
    font-size: 72px;
  }

  .page-products .zone-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
    gap: 20px;
  }

  .page-products .zone-card:nth-child(2) {
    padding-top: 48px;
  }

  .page-products .zone-card:nth-child(4) {
    padding-top: 40px;
  }

  .page-products .zone-card:nth-child(5) {
    padding-top: 30px;
  }

  .page-products .block-axis {
    padding-left: 68px;
  }

  .page-products .block-axis__svg {
    left: 22px;
  }
}

@media (hover: hover) and (min-width: 1024px) {
  .page-products .zone-card__tags {
    opacity: 0;
  }

  .page-products .zone-card:hover .zone-card__tags,
  .page-products .zone-card:focus-within .zone-card__tags {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .panel__links a,
  .page-products .breadcrumb a,
  .page-products .zone-card__tags {
    transition: none;
  }
}